Merge calculateMempoolTxCpfp and calculateLocalTxCpfp

remove unused lightweight-charts

backend/src/api/bitcoin/bitcoin-core.routes.ts

@@ -3,6 +3,10 @@ import logger from '../../logger';
 import bitcoinClient from './bitcoin-client';
 import config from '../../config';
 
+const BLOCKHASH_REGEX = /^[a-f0-9]{64}$/i;
+const TXID_REGEX = /^[a-f0-9]{64}$/i;
+const RAW_TX_REGEX = /^[a-f0-9]{2,}$/i;
+
 /**
  * Define a set of routes used by the accelerator server
  * Those routes are not designed to be public
@@ -10,7 +14,7 @@ import config from '../../config';
 class BitcoinBackendRoutes {
   private static tag = 'BitcoinBackendRoutes';
 
-  public initRoutes(app: Application) {
+  public initRoutes(app: Application): void {
     app
       .get(config.MEMPOOL.API_URL_PREFIX + 'internal/bitcoin-core/' + 'get-mempool-entry', this.disableCache, this.$getMempoolEntry)
       .post(config.MEMPOOL.API_URL_PREFIX + 'internal/bitcoin-core/' + 'decode-raw-transaction', this.disableCache, this.$decodeRawTransaction)
@@ -26,10 +30,10 @@ class BitcoinBackendRoutes {
 
   /**
    * Disable caching for bitcoin core routes
-   * 
-   * @param req 
-   * @param res 
-   * @param next 
+   *
+   * @param req
+   * @param res
+   * @param next
    */
   private disableCache(req: Request, res: Response, next: NextFunction): void  {
     res.setHeader('Pragma', 'no-cache');
@@ -40,16 +44,16 @@ class BitcoinBackendRoutes {
 
   /**
    * Exeption handler to return proper details to the accelerator server
-   * 
-   * @param e 
-   * @param fnName 
-   * @param res 
+   *
+   * @param e
+   * @param fnName
+   * @param res
    */
   private static handleException(e: any, fnName: string, res: Response): void {
     if (typeof(e.code) === 'number') {
-      res.status(400).send(JSON.stringify(e, ['code', 'message']));
-    } else {     
-      const err = `exception in ${fnName}. ${e}. Details: ${JSON.stringify(e, ['code', 'message'])}`; 
+      res.status(400).send(JSON.stringify(e, ['code']));
+    } else {
+      const err = `unknown exception in ${fnName}`;
       logger.err(err, BitcoinBackendRoutes.tag);
       res.status(500).send(err);
     }
@@ -58,13 +62,13 @@ class BitcoinBackendRoutes {
   private async $getMempoolEntry(req: Request, res: Response): Promise<void> {
     const txid = req.query.txid;
     try {
-      if (typeof(txid) !== 'string' || txid.length !== 64) {
-        res.status(400).send(`invalid param txid ${txid}. must be a string of 64 char`);
+      if (typeof(txid) !== 'string' || txid.length !== 64 || !TXID_REGEX.test(txid)) {
+        res.status(400).send(`invalid param txid. must be 64 hexadecimal characters`);
         return;
       }
       const mempoolEntry = await bitcoinClient.getMempoolEntry(txid);
       if (!mempoolEntry) {
-        res.status(404).send(`no mempool entry found for txid ${txid}`);
+        res.status(404).send();
         return;
       }
       res.status(200).send(mempoolEntry);
@@ -76,13 +80,13 @@ class BitcoinBackendRoutes {
   private async $decodeRawTransaction(req: Request, res: Response): Promise<void> {
     const rawTx = req.body.rawTx;
     try {
-      if (typeof(rawTx) !== 'string') {
-        res.status(400).send(`invalid param rawTx ${rawTx}. must be a string`);
+      if (typeof(rawTx) !== 'string' || !RAW_TX_REGEX.test(rawTx)) {
+        res.status(400).send(`invalid param rawTx. must be a string of hexadecimal characters`);
         return;
       }
       const decodedTx = await bitcoinClient.decodeRawTransaction(rawTx);
       if (!decodedTx) {
-        res.status(400).send(`unable to decode rawTx ${rawTx}`);
+        res.status(400).send(`unable to decode rawTx`);
         return;
       }
       res.status(200).send(decodedTx);
@@ -95,23 +99,23 @@ class BitcoinBackendRoutes {
     const txid = req.query.txid;
     const verbose = req.query.verbose;
     try {
-      if (typeof(txid) !== 'string' || txid.length !== 64) {
-        res.status(400).send(`invalid param txid ${txid}. must be a string of 64 char`);
+      if (typeof(txid) !== 'string' || txid.length !== 64 || !TXID_REGEX.test(txid)) {
+        res.status(400).send(`invalid param txid. must be 64 hexadecimal characters`);
         return;
       }
       if (typeof(verbose) !== 'string') {
-        res.status(400).send(`invalid param verbose ${verbose}. must be a string representing an integer`);
+        res.status(400).send(`invalid param verbose. must be a string representing an integer`);
         return;
       }
       const verboseNumber = parseInt(verbose, 10);
       if (typeof(verboseNumber) !== 'number') {
-        res.status(400).send(`invalid param verbose ${verbose}. must be a valid integer`);
+        res.status(400).send(`invalid param verbose. must be a valid integer`);
         return;
       }
 
       const decodedTx = await bitcoinClient.getRawTransaction(txid, verboseNumber);
       if (!decodedTx) {
-        res.status(400).send(`unable to get raw transaction for txid ${txid}`);
+        res.status(400).send(`unable to get raw transaction`);
         return;
       }
       res.status(200).send(decodedTx);
@@ -123,13 +127,13 @@ class BitcoinBackendRoutes {
   private async $sendRawTransaction(req: Request, res: Response): Promise<void> {
     const rawTx = req.body.rawTx;
     try {
-      if (typeof(rawTx) !== 'string') {
-        res.status(400).send(`invalid param rawTx ${rawTx}. must be a string`);
+      if (typeof(rawTx) !== 'string' || !RAW_TX_REGEX.test(rawTx)) {
+        res.status(400).send(`invalid param rawTx. must be a string of hexadecimal characters`);
         return;
       }
       const txHex = await bitcoinClient.sendRawTransaction(rawTx);
       if (!txHex) {
-        res.status(400).send(`unable to send rawTx ${rawTx}`);
+        res.status(400).send(`unable to send rawTx`);
         return;
       }
       res.status(200).send(txHex);
@@ -141,13 +145,13 @@ class BitcoinBackendRoutes {
   private async $testMempoolAccept(req: Request, res: Response): Promise<void> {
     const rawTxs = req.body.rawTxs;
     try {
-      if (typeof(rawTxs) !== 'object') {
-        res.status(400).send(`invalid param rawTxs ${JSON.stringify(rawTxs)}. must be an array of string`);
+      if (typeof(rawTxs) !== 'object' || !Array.isArray(rawTxs) || rawTxs.some((tx) => typeof(tx) !== 'string' || !RAW_TX_REGEX.test(tx))) {
+        res.status(400).send(`invalid param rawTxs. must be an array of strings of hexadecimal characters`);
         return;
       }
       const txHex = await bitcoinClient.testMempoolAccept(rawTxs);
       if (typeof(txHex) !== 'object' || txHex.length === 0) {
-        res.status(400).send(`testmempoolaccept failed for raw txs ${JSON.stringify(rawTxs)}, got an empty result`);
+        res.status(400).send(`testmempoolaccept failed for raw txs, got an empty result`);
         return;
       }
       res.status(200).send(txHex);
@@ -160,18 +164,18 @@ class BitcoinBackendRoutes {
     const txid = req.query.txid;
     const verbose = req.query.verbose;
     try {
-      if (typeof(txid) !== 'string' || txid.length !== 64) {
-        res.status(400).send(`invalid param txid ${txid}. must be a string of 64 char`);
+      if (typeof(txid) !== 'string' || txid.length !== 64 || !TXID_REGEX.test(txid)) {
+        res.status(400).send(`invalid param txid. must be 64 hexadecimal characters`);
         return;
       }
       if (typeof(verbose) !== 'string' || (verbose !== 'true' && verbose !== 'false')) {
-        res.status(400).send(`invalid param verbose ${verbose}. must be a string ('true' | 'false')`);
+        res.status(400).send(`invalid param verbose. must be a string ('true' | 'false')`);
         return;
       }
-    
+
       const ancestors = await bitcoinClient.getMempoolAncestors(txid, verbose === 'true' ? true : false);
       if (!ancestors) {
-        res.status(400).send(`unable to get mempool ancestors for txid ${txid}`);
+        res.status(400).send(`unable to get mempool ancestors`);
         return;
       }
       res.status(200).send(ancestors);
@@ -184,23 +188,23 @@ class BitcoinBackendRoutes {
     const blockHash = req.query.hash;
     const verbosity = req.query.verbosity;
     try {
-      if (typeof(blockHash) !== 'string' || blockHash.length !== 64) {
-        res.status(400).send(`invalid param blockHash ${blockHash}. must be a string of 64 char`);
+      if (typeof(blockHash) !== 'string' || blockHash.length !== 64 || !BLOCKHASH_REGEX.test(blockHash)) {
+        res.status(400).send(`invalid param blockHash. must be 64 hexadecimal characters`);
         return;
       }
       if (typeof(verbosity) !== 'string') {
-        res.status(400).send(`invalid param verbosity ${verbosity}. must be a string representing an integer`);
+        res.status(400).send(`invalid param verbosity. must be a string representing an integer`);
         return;
       }
       const verbosityNumber = parseInt(verbosity, 10);
       if (typeof(verbosityNumber) !== 'number') {
-        res.status(400).send(`invalid param verbosity ${verbosity}. must be a valid integer`);
+        res.status(400).send(`invalid param verbosity. must be a valid integer`);
         return;
       }
 
       const block = await bitcoinClient.getBlock(blockHash, verbosityNumber);
       if (!block) {
-        res.status(400).send(`unable to get block for block hash ${blockHash}`);
+        res.status(400).send(`unable to get block`);
         return;
       }
       res.status(200).send(block);
@@ -213,18 +217,18 @@ class BitcoinBackendRoutes {
     const blockHeight = req.query.height;
     try {
       if (typeof(blockHeight) !== 'string') {
-        res.status(400).send(`invalid param blockHeight ${blockHeight}, must be a string representing an integer`);
+        res.status(400).send(`invalid param blockHeight, must be a string representing an integer`);
         return;
       }
       const blockHeightNumber = parseInt(blockHeight, 10);
       if (typeof(blockHeightNumber) !== 'number') {
-        res.status(400).send(`invalid param blockHeight ${blockHeight}. must be a valid integer`);
+        res.status(400).send(`invalid param blockHeight. must be a valid integer`);
         return;
       }
 
       const block = await bitcoinClient.getBlockHash(blockHeightNumber);
       if (!block) {
-        res.status(400).send(`unable to get block hash for block height ${blockHeightNumber}`);
+        res.status(400).send(`unable to get block hash`);
         return;
       }
       res.status(200).send(block);
@@ -247,4 +251,4 @@ class BitcoinBackendRoutes {
   }
 }
 
-export default new BitcoinBackendRoutes
+export default new BitcoinBackendRoutes;

backend/src/api/bitcoin/bitcoin.routes.ts

@@ -22,6 +22,11 @@ import rbfCache from '../rbf-cache';
 import { calculateMempoolTxCpfp } from '../cpfp';
 import { handleError } from '../../utils/api';
 
+const TXID_REGEX = /^[a-f0-9]{64}$/i;
+const BLOCK_HASH_REGEX = /^[a-f0-9]{64}$/i;
+const ADDRESS_REGEX = /^[a-z0-9]{2,120}$/i;
+const SCRIPT_HASH_REGEX = /^([a-f0-9]{2})+$/i;
+
 class BitcoinRoutes {
   public initRoutes(app: Application) {
     app
@@ -49,6 +54,8 @@ class BitcoinRoutes {
       .post(config.MEMPOOL.API_URL_PREFIX + 'psbt/addparents', this.postPsbtCompletion)
       .get(config.MEMPOOL.API_URL_PREFIX + 'blocks-bulk/:from', this.getBlocksByBulk.bind(this))
       .get(config.MEMPOOL.API_URL_PREFIX + 'blocks-bulk/:from/:to', this.getBlocksByBulk.bind(this))
+      .post(config.MEMPOOL.API_URL_PREFIX + 'prevouts', this.$getPrevouts)
+      .post(config.MEMPOOL.API_URL_PREFIX + 'cpfp', this.getCpfpLocalTxs)
       // Temporarily add txs/package endpoint for all backends until esplora supports it
       .post(config.MEMPOOL.API_URL_PREFIX + 'txs/package', this.$submitPackage)
       ;
@@ -90,7 +97,7 @@ class BitcoinRoutes {
       res.set('Content-Type', 'application/json');
       res.send(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get init data');
     }
   }
 
@@ -109,7 +116,7 @@ class BitcoinRoutes {
       const result = mempoolBlocks.getMempoolBlocks();
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get mempool blocks');
     }
   }
 
@@ -121,7 +128,10 @@ class BitcoinRoutes {
     const txIds: string[] = [];
     for (const _txId in req.query.txId) {
       if (typeof req.query.txId[_txId] === 'string') {
-        txIds.push(req.query.txId[_txId].toString());
+        const txid = req.query.txId[_txId].toString();
+        if (TXID_REGEX.test(txid)) {
+          txIds.push(txid);
+        }
       }
     }
 
@@ -140,18 +150,22 @@ class BitcoinRoutes {
       handleError(req, res, 400, 'Too many txids requested');
       return;
     }
+    if (txids.some((txid) => !TXID_REGEX.test(txid))) {
+      handleError(req, res, 400, 'Invalid txids format');
+      return;
+    }
 
     try {
       const batchedOutspends = await bitcoinApi.$getBatchedOutspends(txids);
       res.json(batchedOutspends);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get batched outspends');
     }
   }
 
   private async $getCpfpInfo(req: Request, res: Response) {
-    if (!/^[a-fA-F0-9]{64}$/.test(req.params.txId)) {
-      handleError(req, res, 501, `Invalid transaction ID.`);
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
       return;
     }
 
@@ -184,7 +198,7 @@ class BitcoinRoutes {
         try {
           cpfpInfo = await transactionRepository.$getCpfpInfo(req.params.txId);
         } catch (e) {
-          handleError(req, res, 500, 'failed to get CPFP info');
+          handleError(req, res, 500, 'Failed to get CPFP info');
           return;
         }
       }
@@ -205,6 +219,10 @@ class BitcoinRoutes {
   }
 
   private async getTransaction(req: Request, res: Response) {
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const transaction = await transactionUtils.$getTransactionExtended(req.params.txId, true, false, false, true);
       res.json(transaction);
@@ -212,12 +230,18 @@ class BitcoinRoutes {
       let statusCode = 500;
       if (e instanceof Error && e instanceof Error && e.message && e.message.indexOf('No such mempool or blockchain transaction') > -1) {
         statusCode = 404;
+        handleError(req, res, statusCode, 'No such mempool or blockchain transaction');
+        return;
       }
-      handleError(req, res, statusCode, e instanceof Error ? e.message : e);
+      handleError(req, res, statusCode, 'Failed to get transaction');
     }
   }
 
   private async getRawTransaction(req: Request, res: Response) {
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const transaction: IEsploraApi.Transaction = await bitcoinApi.$getRawTransaction(req.params.txId, true);
       res.setHeader('content-type', 'text/plain');
@@ -226,8 +250,10 @@ class BitcoinRoutes {
       let statusCode = 500;
       if (e instanceof Error && e.message && e.message.indexOf('No such mempool or blockchain transaction') > -1) {
         statusCode = 404;
+        handleError(req, res, statusCode, 'No such mempool or blockchain transaction');
+        return;
       }
-      handleError(req, res, statusCode, e instanceof Error ? e.message : e);
+      handleError(req, res, statusCode, 'Failed to get raw transaction');
     }
   }
 
@@ -292,14 +318,18 @@ class BitcoinRoutes {
       }
     } catch (e: any) {
       if (e instanceof Error && new RegExp(notFoundError).test(e.message)) {
-        handleError(req, res, 404, e.message);
+        handleError(req, res, 404, notFoundError);
       } else {
-        handleError(req, res, 500, e instanceof Error ? e.message : e);
+        handleError(req, res, 500, 'Failed to process PSBT');
       }
     }
   }
 
   private async getTransactionStatus(req: Request, res: Response) {
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const transaction = await transactionUtils.$getTransactionExtended(req.params.txId, true);
       res.json(transaction.status);
@@ -307,36 +337,54 @@ class BitcoinRoutes {
       let statusCode = 500;
       if (e instanceof Error && e.message && e.message.indexOf('No such mempool or blockchain transaction') > -1) {
         statusCode = 404;
+        handleError(req, res, statusCode, 'No such mempool or blockchain transaction');
+        return;
       }
-      handleError(req, res, statusCode, e instanceof Error ? e.message : e);
+      handleError(req, res, statusCode, 'Failed to get transaction status');
     }
   }
 
   private async getStrippedBlockTransactions(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       const transactions = await blocks.$getStrippedBlockTransactions(req.params.hash);
       res.setHeader('Expires', new Date(Date.now() + 1000 * 3600 * 24 * 30).toUTCString());
       res.json(transactions);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block summary');
     }
   }
 
   private async getStrippedBlockTransaction(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
+    if (!TXID_REGEX.test(req.params.txid)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const transaction = await blocks.$getSingleTxFromSummary(req.params.hash, req.params.txid);
       if (!transaction) {
-        handleError(req, res, 404, `transaction not found in summary`);
+        handleError(req, res, 404, `Transaction not found in summary`);
         return;
       }
       res.setHeader('Expires', new Date(Date.now() + 1000 * 3600 * 24 * 30).toUTCString());
       res.json(transaction);
     } catch (e) {
-      res.status(500).send(e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get transaction from summary');
     }
   }
 
   private async getBlock(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       const block = await blocks.$getBlock(req.params.hash);
 
@@ -348,53 +396,69 @@ class BitcoinRoutes {
       } else if (blockAge > 30 * day) {
         cacheDuration = 10 * day;
       } else {
-        cacheDuration = 600
+        cacheDuration = 600;
       }
 
       res.setHeader('Expires', new Date(Date.now() + 1000 * cacheDuration).toUTCString());
       res.json(block);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block');
     }
   }
 
   private async getBlockHeader(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       const blockHeader = await bitcoinApi.$getBlockHeader(req.params.hash);
       res.setHeader('content-type', 'text/plain');
       res.send(blockHeader);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block header');
     }
   }
 
   private async getBlockAuditSummary(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       const auditSummary = await blocks.$getBlockAuditSummary(req.params.hash);
       if (auditSummary) {
         res.setHeader('Expires', new Date(Date.now() + 1000 * 3600 * 24 * 30).toUTCString());
         res.json(auditSummary);
       } else {
-        handleError(req, res, 404, `audit not available`);
+        handleError(req, res, 404, `Audit not available`);
         return;
       }
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block audit summary');
     }
   }
 
   private async $getBlockTxAuditSummary(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
+    if (!TXID_REGEX.test(req.params.txid)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const auditSummary = await blocks.$getBlockTxAuditSummary(req.params.hash, req.params.txid);
       if (auditSummary) {
         res.setHeader('Expires', new Date(Date.now() + 1000 * 3600 * 24 * 30).toUTCString());
         res.json(auditSummary);
       } else {
-        handleError(req, res, 404, `transaction audit not available`);
+        handleError(req, res, 404, `Transaction audit not available`);
         return;
       }
     } catch (e) {
-      res.status(500).send(e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get transaction audit summary');
     }
   }
 
@@ -408,7 +472,7 @@ class BitcoinRoutes {
         return await this.getLegacyBlocks(req, res);
       }
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get blocks');
     }
   }
 
@@ -450,7 +514,7 @@ class BitcoinRoutes {
       res.json(await blocks.$getBlocksBetweenHeight(from, to));
 
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get blocks');
     }
   }
 
@@ -485,11 +549,15 @@ class BitcoinRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(returnBlocks);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get blocks');
     }
   }
 
   private async getBlockTransactions(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       loadingIndicators.setProgress('blocktxs-' + req.params.hash, 0);
 
@@ -510,7 +578,7 @@ class BitcoinRoutes {
       res.json(transactions);
     } catch (e) {
       loadingIndicators.setProgress('blocktxs-' + req.params.hash, 100);
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block transactions');
     }
   }
 
@@ -519,7 +587,7 @@ class BitcoinRoutes {
       const blockHash = await bitcoinApi.$getBlockHash(parseInt(req.params.height, 10));
       res.send(blockHash);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block at height');
     }
   }
 
@@ -528,16 +596,20 @@ class BitcoinRoutes {
       handleError(req, res, 405, 'Address lookups cannot be used with bitcoind as backend.');
       return;
     }
+    if (!ADDRESS_REGEX.test(req.params.address)) {
+      handleError(req, res, 501, `Invalid address`);
+      return;
+    }
 
     try {
       const addressData = await bitcoinApi.$getAddress(req.params.address);
       res.json(addressData);
     } catch (e) {
       if (e instanceof Error && e.message && (e.message.indexOf('too long') > 0 || e.message.indexOf('confirmed status') > 0)) {
-        handleError(req, res, 413, e instanceof Error ? e.message : e);
+        handleError(req, res, 413, e.message);
         return;
       }
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get address');
     }
   }
 
@@ -546,6 +618,10 @@ class BitcoinRoutes {
       handleError(req, res, 405, 'Address lookups cannot be used with bitcoind as backend.');
       return;
     }
+    if (!ADDRESS_REGEX.test(req.params.address)) {
+      handleError(req, res, 501, `Invalid address`);
+      return;
+    }
 
     try {
       let lastTxId: string = '';
@@ -556,10 +632,10 @@ class BitcoinRoutes {
       res.json(transactions);
     } catch (e) {
       if (e instanceof Error && e.message && (e.message.indexOf('too long') > 0 || e.message.indexOf('confirmed status') > 0)) {
-        handleError(req, res, 413, e instanceof Error ? e.message : e);
+        handleError(req, res, 413, e.message);
         return;
       }
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get address transactions');
     }
   }
 
@@ -575,6 +651,10 @@ class BitcoinRoutes {
       handleError(req, res, 405, 'Address lookups cannot be used with bitcoind as backend.');
       return;
     }
+    if (!SCRIPT_HASH_REGEX.test(req.params.scripthash)) {
+      handleError(req, res, 501, `Invalid scripthash`);
+      return;
+    }
 
     try {
       // electrum expects scripthashes in little-endian
@@ -583,10 +663,10 @@ class BitcoinRoutes {
       res.json(addressData);
     } catch (e) {
       if (e instanceof Error && e.message && (e.message.indexOf('too long') > 0 || e.message.indexOf('confirmed status') > 0)) {
-        handleError(req, res, 413, e instanceof Error ? e.message : e);
+        handleError(req, res, 413, e.message);
         return;
       }
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get script hash');
     }
   }
 
@@ -595,6 +675,10 @@ class BitcoinRoutes {
       handleError(req, res, 405, 'Address lookups cannot be used with bitcoind as backend.');
       return;
     }
+    if (!SCRIPT_HASH_REGEX.test(req.params.scripthash)) {
+      handleError(req, res, 501, `Invalid scripthash`);
+      return;
+    }
 
     try {
       // electrum expects scripthashes in little-endian
@@ -607,10 +691,10 @@ class BitcoinRoutes {
       res.json(transactions);
     } catch (e) {
       if (e instanceof Error && e.message && (e.message.indexOf('too long') > 0 || e.message.indexOf('confirmed status') > 0)) {
-        handleError(req, res, 413, e instanceof Error ? e.message : e);
+        handleError(req, res, 413, e.message);
         return;
       }
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get script hash transactions');
     }
   }
 
@@ -623,10 +707,10 @@ class BitcoinRoutes {
 
   private async getAddressPrefix(req: Request, res: Response) {
     try {
-      const blockHash = await bitcoinApi.$getAddressPrefix(req.params.prefix);
-      res.send(blockHash);
+      const addressPrefix = await bitcoinApi.$getAddressPrefix(req.params.prefix);
+      res.send(addressPrefix);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get address prefix');
     }
   }
 
@@ -667,7 +751,7 @@ class BitcoinRoutes {
       res.setHeader('content-type', 'text/plain');
       res.send(result.toString());
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get height at tip');
     }
   }
 
@@ -677,39 +761,55 @@ class BitcoinRoutes {
       res.setHeader('content-type', 'text/plain');
       res.send(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get hash at tip');
     }
   }
 
   private async getRawBlock(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       const result = await bitcoinApi.$getRawBlock(req.params.hash);
       res.setHeader('content-type', 'application/octet-stream');
       res.send(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get raw block');
     }
   }
 
   private async getTxIdsForBlock(req: Request, res: Response) {
+    if (!BLOCK_HASH_REGEX.test(req.params.hash)) {
+      handleError(req, res, 501, `Invalid block hash`);
+      return;
+    }
     try {
       const result = await bitcoinApi.$getTxIdsForBlock(req.params.hash);
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get txids for block');
     }
   }
 
   private async validateAddress(req: Request, res: Response) {
+    if (!ADDRESS_REGEX.test(req.params.address)) {
+      handleError(req, res, 501, `Invalid address`);
+      return;
+    }
     try {
       const result = await bitcoinClient.validateAddress(req.params.address);
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to validate address');
     }
   }
 
   private async getRbfHistory(req: Request, res: Response) {
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const replacements = rbfCache.getRbfTree(req.params.txId) || null;
       const replaces = rbfCache.getReplaces(req.params.txId) || null;
@@ -718,7 +818,7 @@ class BitcoinRoutes {
         replaces
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get rbf history');
     }
   }
 
@@ -727,7 +827,7 @@ class BitcoinRoutes {
       const result = rbfCache.getRbfTrees(false);
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get rbf trees');
     }
   }
 
@@ -736,11 +836,15 @@ class BitcoinRoutes {
       const result = rbfCache.getRbfTrees(true);
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get full rbf replacements');
     }
   }
 
   private async getCachedTx(req: Request, res: Response) {
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const result = rbfCache.getTx(req.params.txId);
       if (result) {
@@ -749,16 +853,20 @@ class BitcoinRoutes {
         res.status(204).send();
       }
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get cached tx');
     }
   }
 
   private async getTransactionOutspends(req: Request, res: Response) {
+    if (!TXID_REGEX.test(req.params.txId)) {
+      handleError(req, res, 501, `Invalid transaction ID`);
+      return;
+    }
     try {
       const result = await bitcoinApi.$getOutspends(req.params.txId);
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get transaction outspends');
     }
   }
 
@@ -771,7 +879,7 @@ class BitcoinRoutes {
         handleError(req, res, 503, `Service Temporarily Unavailable`);
       }
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get difficulty change');
     }
   }
 
@@ -782,8 +890,8 @@ class BitcoinRoutes {
       const txIdResult = await bitcoinApi.$sendRawTransaction(rawTx);
       res.send(txIdResult);
     } catch (e: any) {
-      handleError(req, res, 400, e.message && e.code ? 'sendrawtransaction RPC error: ' + JSON.stringify({ code: e.code, message: e.message })
-        : (e.message || 'Error'));
+      handleError(req, res, 400, (e.message && e.code) ? 'sendrawtransaction RPC error: ' + JSON.stringify({ code: e.code })
+        : 'Failed to send raw transaction');
     }
   }
 
@@ -794,8 +902,8 @@ class BitcoinRoutes {
       const txIdResult = await bitcoinClient.sendRawTransaction(txHex);
       res.send(txIdResult);
     } catch (e: any) {
-      handleError(req, res, 400, e.message && e.code ? 'sendrawtransaction RPC error: ' + JSON.stringify({ code: e.code, message: e.message })
-        : (e.message || 'Error'));
+      handleError(req, res, 400, (e.message && e.code) ? 'sendrawtransaction RPC error: ' + JSON.stringify({ code: e.code })
+        : 'Failed to send raw transaction');
     }
   }
 
@@ -806,8 +914,8 @@ class BitcoinRoutes {
       const result = await bitcoinApi.$testMempoolAccept(rawTxs, maxfeerate);
       res.send(result);
     } catch (e: any) {
-      handleError(req, res, 400, e.message && e.code ? 'testmempoolaccept RPC error: ' + JSON.stringify({ code: e.code, message: e.message })
-        : (e.message || 'Error'));
+      handleError(req, res, 400, (e.message && e.code) ? 'testmempoolaccept RPC error: ' + JSON.stringify({ code: e.code })
+        : 'Failed to test transactions');
     }
   }
 
@@ -819,11 +927,97 @@ class BitcoinRoutes {
       const result = await bitcoinClient.submitPackage(rawTxs, maxfeerate ?? undefined, maxburnamount ?? undefined);
       res.send(result);
     } catch (e: any) {
-      handleError(req, res, 400, e.message && e.code ? 'submitpackage RPC error: ' + JSON.stringify({ code: e.code, message: e.message })
-        : (e.message || 'Error'));
+      handleError(req, res, 400, (e.message && e.code) ? 'submitpackage RPC error: ' + JSON.stringify({ code: e.code })
+        : 'Failed to submit package');
     }
   }
 
+  private async $getPrevouts(req: Request, res: Response) {
+    try {
+      const outpoints = req.body;
+      if (!Array.isArray(outpoints) || outpoints.some((item) => !/^[a-fA-F0-9]{64}$/.test(item.txid) || typeof item.vout !== 'number')) {
+        handleError(req, res, 400, 'Invalid outpoints format');
+        return;
+      }
+
+      if (outpoints.length > 100) {
+        handleError(req, res, 400, 'Too many outpoints requested');
+        return;
+      }
+
+      const result = Array(outpoints.length).fill(null);
+      const memPool = mempool.getMempool();
+
+      for (let i = 0; i < outpoints.length; i++) {
+        const outpoint = outpoints[i];
+        let prevout: IEsploraApi.Vout | null = null;
+        let unconfirmed: boolean | null = null;
+
+        const mempoolTx = memPool[outpoint.txid];
+        if (mempoolTx) {
+          if (outpoint.vout < mempoolTx.vout.length) {
+            prevout = mempoolTx.vout[outpoint.vout];
+            unconfirmed = true;
+          }
+        } else {
+          try {
+            const rawPrevout = await bitcoinClient.getTxOut(outpoint.txid, outpoint.vout, false);
+            if (rawPrevout) {
+              prevout = {
+                value: Math.round(rawPrevout.value * 100000000),
+                scriptpubkey: rawPrevout.scriptPubKey.hex,
+                scriptpubkey_asm: rawPrevout.scriptPubKey.asm ? transactionUtils.convertScriptSigAsm(rawPrevout.scriptPubKey.hex) : '',
+                scriptpubkey_type: transactionUtils.translateScriptPubKeyType(rawPrevout.scriptPubKey.type),
+                scriptpubkey_address: rawPrevout.scriptPubKey && rawPrevout.scriptPubKey.address ? rawPrevout.scriptPubKey.address : '',
+              };
+              unconfirmed = false;
+            }
+          } catch (e) {
+            // Ignore bitcoin client errors, just leave prevout as null
+          }
+        }
+
+        if (prevout) {
+          result[i] = { prevout, unconfirmed };
+        }
+      }
+
+      res.json(result);
+
+    } catch (e) {
+      handleError(req, res, 500, 'Failed to get prevouts');
+    }
+  }
+
+  private getCpfpLocalTxs(req: Request, res: Response) {
+    try {
+      const transactions = req.body;
+
+      if (!Array.isArray(transactions) || transactions.some(tx =>
+        !tx || typeof tx !== 'object' ||
+        !/^[a-fA-F0-9]{64}$/.test(tx.txid) ||
+        typeof tx.weight !== 'number' ||
+        typeof tx.sigops !== 'number' ||
+        typeof tx.fee !== 'number' ||
+        !Array.isArray(tx.vin) ||
+        !Array.isArray(tx.vout)
+      )) {
+        handleError(req, res, 400, 'Invalid transactions format');
+        return;
+      }
+
+      if (transactions.length > 1) {
+        handleError(req, res, 400, 'More than one transaction is not supported yet');
+        return;
+      }
+
+      const cpfpInfo = calculateMempoolTxCpfp(transactions[0], mempool.getMempool(), true);
+      res.json([cpfpInfo]);
+
+    } catch (e) {
+      handleError(req, res, 500, 'Failed to calculate CPFP info');
+    }
+  }
 }
 
 export default new BitcoinRoutes();

backend/src/api/bitcoin/esplora-api.ts

@@ -1,12 +1,12 @@
 import config from '../../config';
-import axios, { AxiosResponse, isAxiosError } from 'axios';
+import axios, { isAxiosError } from 'axios';
 import http from 'http';
 import { AbstractBitcoinApi, HealthCheckHost } from './bitcoin-api-abstract-factory';
 import { IEsploraApi } from './esplora-api.interface';
 import logger from '../../logger';
 import { Common } from '../common';
 import { SubmitPackageResult, TestMempoolAcceptResult } from './bitcoin-api.interface';
-
+import os from 'os';
 interface FailoverHost {
   host: string,
   rtts: number[],
@@ -20,6 +20,13 @@ interface FailoverHost {
   preferred?: boolean,
   checked: boolean,
   lastChecked?: number,
+  publicDomain: string,
+  hashes: {
+    frontend?: string,
+    backend?: string,
+    electrs?: string,
+    lastUpdated: number,
+  }
 }
 
 class FailoverRouter {
@@ -29,14 +36,21 @@ class FailoverRouter {
   maxHeight: number = 0;
   hosts: FailoverHost[];
   multihost: boolean;
-  pollInterval: number = 60000;
+  gitHashInterval: number = 600000; // 10 minutes
+  pollInterval: number = 60000; // 1 minute
   pollTimer: NodeJS.Timeout | null = null;
   pollConnection = axios.create();
+  localHostname: string = 'localhost';
   requestConnection = axios.create({
     httpAgent: new http.Agent({ keepAlive: true })
   });
 
   constructor() {
+    try {
+      this.localHostname = os.hostname();
+    } catch (e) {
+      logger.warn('Failed to set local hostname, using "localhost"');
+    }
     // setup list of hosts
     this.hosts = (config.ESPLORA.FALLBACK || []).map(domain => {
       return {
@@ -45,6 +59,10 @@ class FailoverRouter {
         rtts: [],
         rtt: Infinity,
         failures: 0,
+        publicDomain: 'https://' + this.extractPublicDomain(domain),
+        hashes: {
+          lastUpdated: 0,
+        },
       };
     });
     this.activeHost = {
@@ -55,6 +73,10 @@ class FailoverRouter {
       socket: !!config.ESPLORA.UNIX_SOCKET_PATH,
       preferred: true,
       checked: false,
+      publicDomain: `http://${this.localHostname}`,
+      hashes: {
+        lastUpdated: 0,
+      },
     };
     this.fallbackHost = this.activeHost;
     this.hosts.unshift(this.activeHost);
@@ -106,6 +128,24 @@ class FailoverRouter {
             host.outOfSync = false;
           }
           host.unreachable = false;
+
+          // update esplora git hash using the x-powered-by header from the height check
+          const poweredBy = result.headers['x-powered-by'];
+          if (poweredBy) {
+            const match = poweredBy.match(/([a-fA-F0-9]{5,40})/);
+            if (match && match[1]?.length) {
+              host.hashes.electrs = match[1];
+            }
+          }
+
+          // Check front and backend git hashes less often
+          if (Date.now() - host.hashes.lastUpdated > this.gitHashInterval) {
+            await Promise.all([
+              this.$updateFrontendGitHash(host),
+              this.$updateBackendGitHash(host)
+            ]);
+            host.hashes.lastUpdated = Date.now();
+          }
         } else {
           host.outOfSync = true;
           host.unreachable = true;
@@ -202,6 +242,47 @@ class FailoverRouter {
     }
   }
 
+  // methods for retrieving git hashes by host
+  private async $updateFrontendGitHash(host: FailoverHost): Promise<void> {
+    try {
+      const url = `${host.publicDomain}/resources/config.js`;
+      const response = await this.pollConnection.get<string>(url, { timeout: config.ESPLORA.FALLBACK_TIMEOUT });
+      const match = response.data.match(/GIT_COMMIT_HASH\s*=\s*['"](.*?)['"]/);
+      if (match && match[1]?.length) {
+        host.hashes.frontend = match[1];
+      }
+    } catch (e) {
+      // failed to get frontend build hash - do nothing
+    }
+  }
+
+  private async $updateBackendGitHash(host: FailoverHost): Promise<void> {
+    try {
+      const url = `${host.publicDomain}/api/v1/backend-info`;
+      const response = await this.pollConnection.get<any>(url, { timeout: config.ESPLORA.FALLBACK_TIMEOUT });
+      if (response.data?.gitCommit) {
+        host.hashes.backend = response.data.gitCommit;
+      }
+    } catch (e) {
+      // failed to get backend build hash - do nothing
+    }
+  }
+
+  // returns the public mempool domain corresponding to an esplora server url
+  // (a bit of a hack to avoid manually specifying frontend & backend URLs for each esplora server)
+  private extractPublicDomain(url: string): string {
+    // force the url to start with a valid protocol
+    const urlWithProtocol = url.startsWith('http') ? url : `https://${url}`;
+    // parse as URL and extract the hostname
+    try {
+      const parsed = new URL(urlWithProtocol);
+      return parsed.hostname;
+    } catch (e) {
+      // fallback to the original url
+      return url;
+    }
+  }
+
   private async $query<T>(method: 'get'| 'post', path, data: any, responseType = 'json', host = this.activeHost, retry: boolean = true): Promise<T> {
     let axiosConfig;
     let url;
@@ -381,6 +462,7 @@ class ElectrsApi implements AbstractBitcoinApi {
         unreachable: !!host.unreachable,
         checked: !!host.checked,
         lastChecked: host.lastChecked || 0,
+        hashes: host.hashes,
       }));
     } else {
       return [];

backend/src/api/cpfp.ts

@@ -167,8 +167,10 @@ export function calculateGoodBlockCpfp(height: number, transactions: MempoolTran
 /**
  * Takes a mempool transaction and a copy of the current mempool, and calculates the CPFP data for
  * that transaction (and all others in the same cluster)
+ * If the passed transaction is not guaranteed to be in the mempool, set localTx to true: this will
+ * prevent updating the CPFP data of other transactions in the cluster
  */
-export function calculateMempoolTxCpfp(tx: MempoolTransactionExtended, mempool: { [txid: string]: MempoolTransactionExtended }): CpfpInfo {
+export function calculateMempoolTxCpfp(tx: MempoolTransactionExtended, mempool: { [txid: string]: MempoolTransactionExtended }, localTx: boolean = false): CpfpInfo {
   if (tx.cpfpUpdated && Date.now() < (tx.cpfpUpdated + CPFP_UPDATE_INTERVAL)) {
     tx.cpfpDirty = false;
     return {
@@ -198,17 +200,26 @@ export function calculateMempoolTxCpfp(tx: MempoolTransactionExtended, mempool:
     totalFee += tx.fees.base;
   }
   const effectiveFeePerVsize = totalFee / totalVsize;
-  for (const tx of cluster.values()) {
-    mempool[tx.txid].effectiveFeePerVsize = effectiveFeePerVsize;
-    mempool[tx.txid].ancestors = Array.from(tx.ancestors.values()).map(tx => ({ txid: tx.txid, weight: tx.weight, fee: tx.fees.base }));
-    mempool[tx.txid].descendants = Array.from(cluster.values()).filter(entry => entry.txid !== tx.txid && !tx.ancestors.has(entry.txid)).map(tx => ({ txid: tx.txid, weight: tx.weight, fee: tx.fees.base }));
-    mempool[tx.txid].bestDescendant = null;
-    mempool[tx.txid].cpfpChecked = true;
-    mempool[tx.txid].cpfpDirty = true;
-    mempool[tx.txid].cpfpUpdated = Date.now();
-  }
 
-  tx = mempool[tx.txid];
+  if (localTx) {
+    tx.effectiveFeePerVsize = effectiveFeePerVsize;
+    tx.ancestors = Array.from(cluster.get(tx.txid)?.ancestors.values() || []).map(ancestor => ({ txid: ancestor.txid, weight: ancestor.weight, fee: ancestor.fees.base }));
+    tx.descendants = Array.from(cluster.values()).filter(entry => entry.txid !== tx.txid && !cluster.get(tx.txid)?.ancestors.has(entry.txid)).map(tx => ({ txid: tx.txid, weight: tx.weight, fee: tx.fees.base }));
+    tx.bestDescendant = null;
+  } else {
+    for (const tx of cluster.values()) {
+      mempool[tx.txid].effectiveFeePerVsize = effectiveFeePerVsize;
+      mempool[tx.txid].ancestors = Array.from(tx.ancestors.values()).map(tx => ({ txid: tx.txid, weight: tx.weight, fee: tx.fees.base }));
+      mempool[tx.txid].descendants = Array.from(cluster.values()).filter(entry => entry.txid !== tx.txid && !tx.ancestors.has(entry.txid)).map(tx => ({ txid: tx.txid, weight: tx.weight, fee: tx.fees.base }));
+      mempool[tx.txid].bestDescendant = null;
+      mempool[tx.txid].cpfpChecked = true;
+      mempool[tx.txid].cpfpDirty = true;
+      mempool[tx.txid].cpfpUpdated = Date.now();
+    }
+
+    tx = mempool[tx.txid];
+
+  }
 
   return {
     ancestors: tx.ancestors || [],

backend/src/api/database-migration.ts

@@ -7,7 +7,7 @@ import cpfpRepository from '../repositories/CpfpRepository';
 import { RowDataPacket } from 'mysql2';
 
 class DatabaseMigration {
-  private static currentVersion = 83;
+  private static currentVersion = 94;
   private queryTimeout = 3600_000;
   private statisticsAddedIndexed = false;
   private uniqueLogs: string[] = [];
@@ -710,6 +710,414 @@ class DatabaseMigration {
       await this.$executeQuery('ALTER TABLE `blocks` ADD first_seen datetime(6) DEFAULT NULL');
       await this.updateToSchemaVersion(83);
     }
+
+    // add new pools indexes
+    if (databaseSchemaVersion < 84 && isBitcoin === true) {
+      await this.$executeQuery(`
+        ALTER TABLE \`pools\`
+          ADD INDEX \`slug\` (\`slug\`),
+          ADD INDEX \`unique_id\` (\`unique_id\`)
+      `);
+      await this.updateToSchemaVersion(84);
+    }
+
+    // lightning channels indexes
+    if (databaseSchemaVersion < 85 && isBitcoin === true) {
+      await this.$executeQuery(`
+        ALTER TABLE \`channels\`
+          ADD INDEX \`created\` (\`created\`),
+          ADD INDEX \`capacity\` (\`capacity\`),
+          ADD INDEX \`closing_reason\` (\`closing_reason\`),
+          ADD INDEX \`closing_resolved\` (\`closing_resolved\`)
+      `);
+      await this.updateToSchemaVersion(85);
+    }
+
+    // lightning nodes indexes
+    if (databaseSchemaVersion < 86 && isBitcoin === true) {
+      await this.$executeQuery(`
+        ALTER TABLE \`nodes\`
+          ADD INDEX \`status\` (\`status\`),
+          ADD INDEX \`channels\` (\`channels\`),
+          ADD INDEX \`country_id\` (\`country_id\`),
+          ADD INDEX \`as_number\` (\`as_number\`),
+          ADD INDEX \`first_seen\` (\`first_seen\`)
+      `);
+      await this.updateToSchemaVersion(86);
+    }
+
+    // lightning node sockets indexes
+    if (databaseSchemaVersion < 87 && isBitcoin === true) {
+      await this.$executeQuery('ALTER TABLE `nodes_sockets` ADD INDEX `type` (`type`)');
+      await this.updateToSchemaVersion(87);
+    }
+
+    // lightning stats indexes
+    if (databaseSchemaVersion < 88 && isBitcoin === true) {
+      await this.$executeQuery('ALTER TABLE `lightning_stats` ADD INDEX `added` (`added`)');
+      await this.updateToSchemaVersion(88);
+    }
+
+    // geo names indexes
+    if (databaseSchemaVersion < 89 && isBitcoin === true) {
+      await this.$executeQuery('ALTER TABLE `geo_names` ADD INDEX `names` (`names`)');
+      await this.updateToSchemaVersion(89);
+    }
+
+    // hashrates indexes
+    if (databaseSchemaVersion < 90 && isBitcoin === true) {
+      await this.$executeQuery('ALTER TABLE `hashrates` ADD INDEX `type` (`type`)');
+      await this.updateToSchemaVersion(90);
+    }
+
+    // block audits indexes
+    if (databaseSchemaVersion < 91 && isBitcoin === true) {
+      await this.$executeQuery('ALTER TABLE `blocks_audits` ADD INDEX `time` (`time`)');
+      await this.updateToSchemaVersion(91);
+    }
+
+    // elements_pegs indexes
+    if (databaseSchemaVersion < 92 && config.MEMPOOL.NETWORK === 'liquid') {
+      await this.$executeQuery(`
+        ALTER TABLE \`elements_pegs\`
+          ADD INDEX \`block\` (\`block\`),
+          ADD INDEX \`datetime\` (\`datetime\`),
+          ADD INDEX \`amount\` (\`amount\`),
+          ADD INDEX \`bitcoinaddress\` (\`bitcoinaddress\`),
+          ADD INDEX \`bitcointxid\` (\`bitcointxid\`)
+      `);
+      await this.updateToSchemaVersion(92);
+    }
+
+    // federation_txos indexes
+    if (databaseSchemaVersion < 93 && config.MEMPOOL.NETWORK === 'liquid') {
+      await this.$executeQuery(`
+        ALTER TABLE \`federation_txos\`
+          ADD INDEX \`unspent\` (\`unspent\`),
+          ADD INDEX \`lastblockupdate\` (\`lastblockupdate\`),
+          ADD INDEX \`blocktime\` (\`blocktime\`),
+          ADD INDEX \`emergencyKey\` (\`emergencyKey\`),
+          ADD INDEX \`expiredAt\` (\`expiredAt\`)
+      `);
+      await this.updateToSchemaVersion(93);
+    }
+
+    // Unify database schema for all mempool netwoks
+    // versions above 94 should not use network-specific flags
+    if (databaseSchemaVersion < 94) {
+
+      if (!isBitcoin) {
+        // Apply all the bitcoin specific migrations to non-bitcoin networks: liquid, liquidtestnet and testnet4 (!)
+        // Version 5
+        await this.$executeQuery('ALTER TABLE blocks ADD `reward` double unsigned NOT NULL DEFAULT "0"');
+
+        // Version 6
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `height` integer unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `tx_count` smallint unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `size` integer unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `weight` integer unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `difficulty` double NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks DROP FOREIGN KEY IF EXISTS `blocks_ibfk_1`');
+        await this.$executeQuery('ALTER TABLE pools MODIFY `id` smallint unsigned AUTO_INCREMENT');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `pool_id` smallint unsigned NULL');
+        await this.$executeQuery('ALTER TABLE blocks ADD FOREIGN KEY (`pool_id`) REFERENCES `pools` (`id`)');
+        await this.$executeQuery('ALTER TABLE blocks ADD `version` integer unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks ADD `bits` integer unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks ADD `nonce` bigint unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks ADD `merkle_root` varchar(65) NOT NULL DEFAULT ""');
+        await this.$executeQuery('ALTER TABLE blocks ADD `previous_block_hash` varchar(65) NULL');
+
+        // Version 7
+        await this.$executeQuery('DROP table IF EXISTS hashrates;');
+        await this.$executeQuery(this.getCreateDailyStatsTableQuery(), await this.$checkIfTableExists('hashrates'));
+
+        // Version 8
+        await this.$executeQuery('ALTER TABLE `hashrates` DROP INDEX `PRIMARY`');
+        await this.$executeQuery('ALTER TABLE `hashrates` ADD `id` int NOT NULL AUTO_INCREMENT PRIMARY KEY FIRST');
+        await this.$executeQuery('ALTER TABLE `hashrates` ADD `share` float NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `hashrates` ADD `type` enum("daily", "weekly") DEFAULT "daily"');
+
+        // Version 9
+        await this.$executeQuery('ALTER TABLE `state` CHANGE `name` `name` varchar(100)');
+        await this.$executeQuery('ALTER TABLE `hashrates` ADD UNIQUE `hashrate_timestamp_pool_id` (`hashrate_timestamp`, `pool_id`)');
+
+        // Version 10
+        await this.$executeQuery('ALTER TABLE `blocks` ADD INDEX `blockTimestamp` (`blockTimestamp`)');
+
+        // Version 11
+        await this.$executeQuery(`ALTER TABLE blocks
+          ADD avg_fee INT UNSIGNED NULL,
+          ADD avg_fee_rate INT UNSIGNED NULL
+        `);
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `reward` BIGINT UNSIGNED NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `median_fee` INT UNSIGNED NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `fees` INT UNSIGNED NOT NULL DEFAULT "0"');
+
+        // Version 12
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `fees` BIGINT UNSIGNED NOT NULL DEFAULT "0"');
+
+        // Version 13
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `difficulty` DOUBLE UNSIGNED NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `median_fee` BIGINT UNSIGNED NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `avg_fee` BIGINT UNSIGNED NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE blocks MODIFY `avg_fee_rate` BIGINT UNSIGNED NOT NULL DEFAULT "0"');
+
+        // Version 14
+        await this.$executeQuery('ALTER TABLE `hashrates` DROP FOREIGN KEY `hashrates_ibfk_1`');
+        await this.$executeQuery('ALTER TABLE `hashrates` MODIFY `pool_id` SMALLINT UNSIGNED NOT NULL DEFAULT "0"');
+
+        // Version 17
+        await this.$executeQuery('ALTER TABLE `pools` ADD `slug` CHAR(50) NULL');
+
+        // Version 18
+        await this.$executeQuery('ALTER TABLE `blocks` ADD INDEX `hash` (`hash`);');
+
+        // Version 20
+        await this.$executeQuery(this.getCreateBlocksSummariesTableQuery(), await this.$checkIfTableExists('blocks_summaries'));
+
+        // Version 22
+        await this.$executeQuery('DROP TABLE IF EXISTS `difficulty_adjustments`');
+        await this.$executeQuery(this.getCreateDifficultyAdjustmentsTableQuery(), await this.$checkIfTableExists('difficulty_adjustments'));
+
+        // Version 24
+        await this.$executeQuery('DROP TABLE IF EXISTS `blocks_audits`');
+        await this.$executeQuery(this.getCreateBlocksAuditsTableQuery(), await this.$checkIfTableExists('blocks_audits'));
+
+        // Version 25
+        await this.$executeQuery(this.getCreateLightningStatisticsQuery(), await this.$checkIfTableExists('lightning_stats'));
+        await this.$executeQuery(this.getCreateNodesQuery(), await this.$checkIfTableExists('nodes'));
+        await this.$executeQuery(this.getCreateChannelsQuery(), await this.$checkIfTableExists('channels'));
+        await this.$executeQuery(this.getCreateNodesStatsQuery(), await this.$checkIfTableExists('node_stats'));
+
+        // Version 26
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD tor_nodes int(11) NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD clearnet_nodes int(11) NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD unannounced_nodes int(11) NOT NULL DEFAULT "0"');
+
+        // Version 27
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD avg_capacity bigint(20) unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD avg_fee_rate int(11) unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD avg_base_fee_mtokens bigint(20) unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD med_capacity bigint(20) unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD med_fee_rate int(11) unsigned NOT NULL DEFAULT "0"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD med_base_fee_mtokens bigint(20) unsigned NOT NULL DEFAULT "0"');
+
+        // Version 28
+        await this.$executeQuery(`ALTER TABLE lightning_stats MODIFY added DATE`);
+
+        // Version 29
+        await this.$executeQuery(this.getCreateGeoNamesTableQuery(), await this.$checkIfTableExists('geo_names'));
+        await this.$executeQuery('ALTER TABLE `nodes` ADD as_number int(11) unsigned NULL DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD city_id int(11) unsigned NULL DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD country_id int(11) unsigned NULL DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD accuracy_radius int(11) unsigned NULL DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD subdivision_id int(11) unsigned NULL DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD longitude double NULL DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD latitude double NULL DEFAULT NULL');
+
+        // Version 30
+        await this.$executeQuery('ALTER TABLE `geo_names` CHANGE `type` `type` enum("city","country","division","continent","as_organization") NOT NULL');
+
+        // Version 31
+        await this.$executeQuery('ALTER TABLE `prices` ADD `id` int NULL AUTO_INCREMENT UNIQUE');
+        await this.$executeQuery('DROP TABLE IF EXISTS `blocks_prices`');
+        await this.$executeQuery(this.getCreateBlocksPricesTableQuery(), await this.$checkIfTableExists('blocks_prices'));
+
+        // Version 32
+        await this.$executeQuery('ALTER TABLE `blocks_summaries` ADD `template` JSON DEFAULT "[]"');
+
+        // Version 33
+        await this.$executeQuery('ALTER TABLE `geo_names` CHANGE `type` `type` enum("city","country","division","continent","as_organization", "country_iso_code") NOT NULL');
+
+        // Version 34
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD clearnet_tor_nodes int(11) NOT NULL DEFAULT "0"');
+    
+        // Version 35
+        await this.$executeQuery('DELETE from `lightning_stats` WHERE added > "2021-09-19"');
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD CONSTRAINT added_unique UNIQUE (added);');
+
+        // Version 36
+        await this.$executeQuery('ALTER TABLE `nodes` ADD status TINYINT NOT NULL DEFAULT "1"');
+    
+        // Version 37
+        await this.$executeQuery(this.getCreateLNNodesSocketsTableQuery(), await this.$checkIfTableExists('nodes_sockets'));
+        
+        // Version 38
+        await this.$executeQuery(`TRUNCATE lightning_stats`);
+        await this.$executeQuery(`TRUNCATE node_stats`);
+        await this.$executeQuery('ALTER TABLE `lightning_stats` CHANGE `added` `added` timestamp NULL');
+        await this.$executeQuery('ALTER TABLE `node_stats` CHANGE `added` `added` timestamp NULL');
+        await this.updateToSchemaVersion(38);
+      
+        // Version 39
+        await this.$executeQuery('ALTER TABLE `nodes` ADD alias_search TEXT NULL DEFAULT NULL AFTER `alias`');
+        await this.$executeQuery('ALTER TABLE nodes ADD FULLTEXT(alias_search)');
+
+        // Version 40
+        await this.$executeQuery('ALTER TABLE `nodes` ADD capacity bigint(20) unsigned DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD channels int(11) unsigned DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `nodes` ADD INDEX `capacity` (`capacity`);');
+
+        // Version 41
+        await this.$executeQuery('UPDATE channels SET closing_reason = NULL WHERE closing_reason = 1');
+
+        // Version 42
+        await this.$executeQuery('ALTER TABLE `channels` ADD closing_resolved tinyint(1) DEFAULT 0');
+      
+        // Version 43
+        await this.$executeQuery(this.getCreateLNNodeRecordsTableQuery(), await this.$checkIfTableExists('nodes_records'));
+
+        // Version 44
+        await this.$executeQuery('UPDATE blocks_summaries SET template = NULL');
+
+        // Version 45
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD fresh_txs JSON DEFAULT "[]"');
+    
+        // Version 48
+        await this.$executeQuery('ALTER TABLE `channels` ADD source_checked tinyint(1) DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD closing_fee bigint(20) unsigned DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD node1_funding_balance bigint(20) unsigned DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD node2_funding_balance bigint(20) unsigned DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD node1_closing_balance bigint(20) unsigned DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD node2_closing_balance bigint(20) unsigned DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD funding_ratio float unsigned DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `channels` ADD closed_by varchar(66) DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `channels` ADD single_funded tinyint(1) DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `channels` ADD outputs JSON DEFAULT "[]"');
+
+        // Version 57
+        await this.$executeQuery(`ALTER TABLE nodes MODIFY updated_at datetime NULL`);
+
+        // Version 60
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD sigop_txs JSON DEFAULT "[]"');
+
+        // Version 61
+        if (! await this.$checkIfTableExists('blocks_templates')) {
+          await this.$executeQuery('CREATE TABLE blocks_templates AS SELECT id, template FROM blocks_summaries WHERE template != "[]"');
+        }
+        await this.$executeQuery('ALTER TABLE blocks_templates MODIFY template JSON DEFAULT "[]"');
+        await this.$executeQuery('ALTER TABLE blocks_templates ADD PRIMARY KEY (id)');
+        await this.$executeQuery('ALTER TABLE blocks_summaries DROP COLUMN template');
+
+        // Version 62
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD expected_fees BIGINT UNSIGNED DEFAULT NULL');
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD expected_weight BIGINT UNSIGNED DEFAULT NULL');
+      
+        // Version 63
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD fullrbf_txs JSON DEFAULT "[]"');
+    
+        // Version 64
+        await this.$executeQuery('ALTER TABLE `nodes` ADD features text NULL');
+    
+        // Version 65
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD accelerated_txs JSON DEFAULT "[]"');
+
+        // Version 67
+        await this.$executeQuery('ALTER TABLE `blocks_summaries` ADD version INT NOT NULL DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `blocks_summaries` ADD INDEX `version` (`version`)');
+        await this.$executeQuery('ALTER TABLE `blocks_templates` ADD version INT NOT NULL DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `blocks_templates` ADD INDEX `version` (`version`)');
+
+        // Version 76
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD prioritized_txs JSON DEFAULT "[]"');
+
+        // Version 81
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD version INT NOT NULL DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD INDEX `version` (`version`)');
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD unseen_txs JSON DEFAULT "[]"');
+
+        // Version 83
+        await this.$executeQuery('ALTER TABLE `blocks` ADD first_seen datetime(6) DEFAULT NULL');
+
+        // Version 84
+        await this.$executeQuery(`
+          ALTER TABLE \`pools\`
+            ADD INDEX \`slug\` (\`slug\`),
+            ADD INDEX \`unique_id\` (\`unique_id\`)
+        `);
+
+        // Version 85
+        await this.$executeQuery(`
+          ALTER TABLE \`channels\`
+            ADD INDEX \`created\` (\`created\`),
+            ADD INDEX \`capacity\` (\`capacity\`),
+            ADD INDEX \`closing_reason\` (\`closing_reason\`),
+            ADD INDEX \`closing_resolved\` (\`closing_resolved\`)
+        `);
+        
+        // Version 86        
+        await this.$executeQuery(`
+          ALTER TABLE \`nodes\`
+            ADD INDEX \`status\` (\`status\`),
+            ADD INDEX \`channels\` (\`channels\`),
+            ADD INDEX \`country_id\` (\`country_id\`),
+            ADD INDEX \`as_number\` (\`as_number\`),
+            ADD INDEX \`first_seen\` (\`first_seen\`)
+        `);
+
+        // Version 87
+        await this.$executeQuery('ALTER TABLE `nodes_sockets` ADD INDEX `type` (`type`)');
+        await this.updateToSchemaVersion(87);
+        
+        // Version 88
+        await this.$executeQuery('ALTER TABLE `lightning_stats` ADD INDEX `added` (`added`)');
+    
+        // Version 89
+        await this.$executeQuery('ALTER TABLE `geo_names` ADD INDEX `names` (`names`)');
+    
+        // Version 90
+        await this.$executeQuery('ALTER TABLE `hashrates` ADD INDEX `type` (`type`)');
+
+        // Version 91
+        await this.$executeQuery('ALTER TABLE `blocks_audits` ADD INDEX `time` (`time`)');
+      }
+      
+      if (config.MEMPOOL.NETWORK !== 'liquid') {
+        // Apply all the liquid specific migrations to all other networks
+        // Version 68
+        await this.$executeQuery('ALTER TABLE elements_pegs ADD PRIMARY KEY (txid, txindex);');
+        await this.$executeQuery(this.getCreateFederationAddressesTableQuery(), await this.$checkIfTableExists('federation_addresses'));
+        await this.$executeQuery(this.getCreateFederationTxosTableQuery(), await this.$checkIfTableExists('federation_txos'));
+
+        // Version 71
+        await this.$executeQuery('ALTER TABLE `federation_txos` ADD timelock INT NOT NULL DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `federation_txos` ADD expiredAt INT NOT NULL DEFAULT 0');
+        await this.$executeQuery('ALTER TABLE `federation_txos` ADD emergencyKey TINYINT NOT NULL DEFAULT 0');
+
+        // Version 92
+        await this.$executeQuery(`
+          ALTER TABLE \`elements_pegs\`
+            ADD INDEX \`block\` (\`block\`),
+            ADD INDEX \`datetime\` (\`datetime\`),
+            ADD INDEX \`amount\` (\`amount\`),
+            ADD INDEX \`bitcoinaddress\` (\`bitcoinaddress\`),
+            ADD INDEX \`bitcointxid\` (\`bitcointxid\`)
+        `);
+    
+        // Version 93
+        await this.$executeQuery(`
+          ALTER TABLE \`federation_txos\`
+            ADD INDEX \`unspent\` (\`unspent\`),
+            ADD INDEX \`lastblockupdate\` (\`lastblockupdate\`),
+            ADD INDEX \`blocktime\` (\`blocktime\`),
+            ADD INDEX \`emergencyKey\` (\`emergencyKey\`),
+            ADD INDEX \`expiredAt\` (\`expiredAt\`)
+        `);
+      }
+
+      if (config.MEMPOOL.NETWORK !== 'mainnet') {
+        // Apply all the mainnet specific migrations to all other networks
+        // Version 69
+        await this.$executeQuery(this.getCreateAccelerationsTableQuery(), await this.$checkIfTableExists('accelerations'));
+
+        // Version 70
+        await this.$executeQuery('ALTER TABLE accelerations MODIFY COLUMN added DATETIME;');
+
+        // Version 77
+        await this.$executeQuery('ALTER TABLE `accelerations` ADD requested datetime DEFAULT NULL');
+      }
+      await this.updateToSchemaVersion(94);
+    }
   }
 
   /**

backend/src/api/explorer/channels.routes.ts

@@ -3,6 +3,8 @@ import { Application, Request, Response } from 'express';
 import channelsApi from './channels.api';
 import { handleError } from '../../utils/api';
 
+const TXID_REGEX = /^[a-f0-9]{64}$/i;
+
 class ChannelsRoutes {
   constructor() { }
 
@@ -23,7 +25,7 @@ class ChannelsRoutes {
       const channels = await channelsApi.$searchChannelsById(req.params.search);
       res.json(channels);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to search channels by id');
     }
   }
 
@@ -39,7 +41,7 @@ class ChannelsRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(channel);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get channel');
     }
   }
 
@@ -70,7 +72,7 @@ class ChannelsRoutes {
       res.header('X-Total-Count', channelsCount.toString());
       res.json(channels);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get channels for node');
     }
   }
 
@@ -83,7 +85,10 @@ class ChannelsRoutes {
       const txIds: string[] = [];
       for (const _txId in req.query.txId) {
         if (typeof req.query.txId[_txId] === 'string') {
-          txIds.push(req.query.txId[_txId].toString());
+          const txid = req.query.txId[_txId].toString();
+          if (TXID_REGEX.test(txid)) {
+            txIds.push(txid);
+          }
         }
       }
       const channels = await channelsApi.$getChannelsByTransactionId(txIds);
@@ -108,7 +113,7 @@ class ChannelsRoutes {
 
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get channels by transaction ids');
     }
   }
 
@@ -120,7 +125,7 @@ class ChannelsRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(channels);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get penalty closed channels');
     }
   }
 
@@ -133,7 +138,7 @@ class ChannelsRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(channels);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get channel geodata');
     }
   }
 

backend/src/api/explorer/general.routes.ts

@@ -29,7 +29,7 @@ class GeneralLightningRoutes {
         channels: channels,
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to search for nodes and channels');
     }
   }
 
@@ -43,7 +43,7 @@ class GeneralLightningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(statistics);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get lightning statistics');
     }
   }
 
@@ -52,7 +52,7 @@ class GeneralLightningRoutes {
       const statistics = await statisticsApi.$getLatestStatistics();
       res.json(statistics);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get lightning statistics');
     }
   }
 }

backend/src/api/explorer/nodes.routes.ts

@@ -32,7 +32,7 @@ class NodesRoutes {
       const nodes = await nodesApi.$searchNodeByPublicKeyOrAlias(req.params.search);
       res.json(nodes);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to search for node');
     }
   }
 
@@ -188,7 +188,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(nodes);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get node group');
     }
   }
 
@@ -204,7 +204,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(node);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get node');
     }
   }
 
@@ -216,7 +216,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(statistics);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical node stats');
     }
   }
 
@@ -232,7 +232,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(node);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get fee histogram');
     }
   }
 
@@ -248,7 +248,7 @@ class NodesRoutes {
         topByChannels: topChannelsNodes,
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get nodes ranking');
     }
   }
 
@@ -260,7 +260,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(topCapacityNodes);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get top nodes by capacity');
     }
   }
 
@@ -272,7 +272,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(topCapacityNodes);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get top nodes by channels');
     }
   }
 
@@ -284,7 +284,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(topCapacityNodes);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get oldest nodes');
     }
   }
 
@@ -296,7 +296,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 600).toUTCString());
       res.json(nodesPerAs);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get ISP ranking');
     }
   }
 
@@ -308,7 +308,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 600).toUTCString());
       res.json(worldNodes);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get world nodes');
     }
   }
 
@@ -336,7 +336,7 @@ class NodesRoutes {
         nodes: nodes,
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get nodes per country');
     }
   }
 
@@ -363,7 +363,7 @@ class NodesRoutes {
         nodes: nodes,
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get nodes per ISP');
     }
   }
 
@@ -375,7 +375,7 @@ class NodesRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 600).toUTCString());
       res.json(nodesPerAs);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get nodes per country');
     }
   }
 }

backend/src/api/liquid/liquid.routes.ts

@@ -83,7 +83,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60 * 60).toUTCString());
       res.json(pegs);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pegs by month');
     }
   }
 
@@ -95,7 +95,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60 * 60).toUTCString());
       res.json(reserves);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get reserves by month');
     }
   }
 
@@ -107,7 +107,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(currentSupply);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pegs');
     }
   }
 
@@ -119,7 +119,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(currentReserves);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get reserves');
     }
   }
 
@@ -131,7 +131,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(auditStatus);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get federation audit status');
     }
   }
 
@@ -143,7 +143,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(federationAddresses);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get federation addresses');
     }
   }
 
@@ -155,7 +155,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(federationAddresses);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get federation addresses');
     }
   }
 
@@ -167,7 +167,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(federationUtxos);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get federation utxos');
     }
   }
 
@@ -179,7 +179,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(expiredUtxos);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get expired utxos');
     }
   }
 
@@ -191,7 +191,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(federationUtxos);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get federation utxos number');
     }
   }
 
@@ -203,7 +203,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(emergencySpentUtxos);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get emergency spent utxos');
     }
   }
 
@@ -215,7 +215,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(emergencySpentUtxos);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get emergency spent utxos stats');
     }
   }
 
@@ -227,7 +227,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(recentPegs);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pegs list');
     }
   }
 
@@ -239,7 +239,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(pegsVolume);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pegs volume daily');
     }
   }
 
@@ -251,7 +251,7 @@ class LiquidRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 30).toUTCString());
       res.json(pegsCount);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pegs count');
     }
   }
 

backend/src/api/mempool-blocks.ts

@@ -382,7 +382,7 @@ class MempoolBlocks {
 
     const ancestors: Ancestor[] = [];
     const descendants: Ancestor[] = [];
-    let ancestor: MempoolTransactionExtended
+    let ancestor: MempoolTransactionExtended;
     for (const cluster of clusters) {
       for (const memberTxid of cluster) {
         const mempoolTx = mempool[memberTxid];
@@ -462,7 +462,7 @@ class MempoolBlocks {
 
       for (let i = 0; i < block.length; i++) {
         const txid = block[i];
-        if (txid) {
+        if (txid in mempool) {
           mempoolTx = mempool[txid];
           // save position in projected blocks
           mempoolTx.position = {
@@ -481,6 +481,9 @@ class MempoolBlocks {
               mempoolTx.acceleratedAt = acceleration?.added;
               mempoolTx.feeDelta = acceleration?.feeDelta;
               for (const ancestor of mempoolTx.ancestors || []) {
+                if (!(ancestor.txid in mempool)) {
+                  continue;
+                }
                 if (!mempool[ancestor.txid].acceleration) {
                   mempool[ancestor.txid].cpfpDirty = true;
                 }
@@ -688,7 +691,7 @@ class MempoolBlocks {
       [pool: string]: { name: string, block: number, vsize: number, accelerations: string[], complete: boolean };
     } = {};
     // prepare a list of accelerations in ascending order (we'll pop items off the end of the list)
-    const accQueue: { acceleration: Acceleration, rate: number, vsize: number }[] = Object.values(accelerations).map(acc => {
+    const accQueue: { acceleration: Acceleration, rate: number, vsize: number }[] = Object.values(accelerations).filter(acc => acc.txid in mempoolCache).map(acc => {
       let vsize = mempoolCache[acc.txid].vsize;
       for (const ancestor of mempoolCache[acc.txid].ancestors || []) {
         vsize += (ancestor.weight / 4);

backend/src/api/mining/mining-routes.ts

@@ -72,7 +72,7 @@ class MiningRoutes {
       }
       res.status(200).send(response);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical prices');
     }
   }
 
@@ -87,7 +87,7 @@ class MiningRoutes {
       if (e instanceof Error && e.message.indexOf('This mining pool does not exist') > -1) {
         handleError(req, res, 404, e.message);
       } else {
-        handleError(req, res, 500, e instanceof Error ? e.message : e);
+        handleError(req, res, 500, 'Failed to get pool');
       }
     }
   }
@@ -106,7 +106,7 @@ class MiningRoutes {
       if (e instanceof Error && e.message.indexOf('This mining pool does not exist') > -1) {
         handleError(req, res, 404, e.message);
       } else {
-        handleError(req, res, 500, e instanceof Error ? e.message : e);
+        handleError(req, res, 500, 'Failed to get blocks for pool');
       }
     }
   }
@@ -130,7 +130,7 @@ class MiningRoutes {
         res.json(pools);
       }
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pools');
     }
   }
 
@@ -144,7 +144,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(stats);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pools');
     }
   }
 
@@ -158,7 +158,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 300).toUTCString());
       res.json(hashrates);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get pools historical hashrate');
     }
   }
 
@@ -175,7 +175,7 @@ class MiningRoutes {
       if (e instanceof Error && e.message.indexOf('This mining pool does not exist') > -1) {
         handleError(req, res, 404, e.message);
       } else {
-        handleError(req, res, 500, e instanceof Error ? e.message : e);
+        handleError(req, res, 500, 'Failed to get pool historical hashrate');
       }
     }
   }
@@ -204,7 +204,7 @@ class MiningRoutes {
         currentDifficulty: currentDifficulty,
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical hashrate');
     }
   }
 
@@ -218,7 +218,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(blockFees);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical block fees');
     }
   }
 
@@ -236,7 +236,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(blockFees);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical block fees');
     }
   }
 
@@ -250,7 +250,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(blockRewards);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical block rewards');
     }
   }
 
@@ -264,7 +264,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(blockFeeRates);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical block fee rates');
     }
   }
 
@@ -282,7 +282,7 @@ class MiningRoutes {
         weights: blockWeights
       });
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical block size and weight');
     }
   }
 
@@ -294,7 +294,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 300).toUTCString());
       res.json(difficulty.map(adj => [adj.time, adj.height, adj.difficulty, adj.adjustment]));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical difficulty adjustments');
     }
   }
 
@@ -304,7 +304,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(response);
     } catch (e) {
-      res.status(500).end();
+      handleError(req, res, 500, 'Failed to get reward stats');
     }
   }
 
@@ -318,7 +318,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(blocksHealth.map(health => [health.time, health.height, health.match_rate]));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get historical blocks health');
     }
   }
 
@@ -336,7 +336,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 3600 * 24).toUTCString());
       res.json(audit);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block audit');
     }
   }
 
@@ -359,7 +359,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 300).toUTCString());
       res.json(result);
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get height from timestamp');
     }
   }
 
@@ -372,7 +372,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
       res.json(await BlocksAuditsRepository.$getBlockAuditScores(height, height - 15));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block audit scores');
     }
   }
 
@@ -385,7 +385,7 @@ class MiningRoutes {
       res.setHeader('Expires', new Date(Date.now() + 1000 * 3600 * 24).toUTCString());
       res.json(audit || 'null');
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get block audit score');
     }
   }
 
@@ -400,7 +400,7 @@ class MiningRoutes {
       }
       res.status(200).send(await AccelerationRepository.$getAccelerationInfo(req.params.slug));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get accelerations by pool');
     }
   }
 
@@ -416,7 +416,7 @@ class MiningRoutes {
       const height = req.params.height === undefined ? undefined : parseInt(req.params.height, 10);
       res.status(200).send(await AccelerationRepository.$getAccelerationInfo(null, height));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get accelerations by height');
     }
   }
 
@@ -431,7 +431,7 @@ class MiningRoutes {
       }
       res.status(200).send(await AccelerationRepository.$getAccelerationInfo(null, null, req.params.interval));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get recent accelerations');
     }
   }
 
@@ -446,7 +446,7 @@ class MiningRoutes {
       }
       res.status(200).send(await AccelerationRepository.$getAccelerationTotals(<string>req.query.pool, <string>req.query.interval));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get acceleration totals');
     }
   }
 
@@ -461,7 +461,7 @@ class MiningRoutes {
       }
       res.status(200).send(Object.values(accelerationApi.getAccelerations() || {}));
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get active accelerations');
     }
   }
 
@@ -473,7 +473,7 @@ class MiningRoutes {
       accelerationApi.accelerationRequested(req.params.txid);
       res.status(200).send();
     } catch (e) {
-      handleError(req, res, 500, e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to request acceleration');
     }
   }
 }

backend/src/api/prices/prices.routes.ts

@@ -1,10 +1,15 @@
 import { Application, Request, Response } from 'express';
 import config from '../../config';
 import pricesUpdater from '../../tasks/price-updater';
+import logger from '../../logger';
+import PricesRepository from '../../repositories/PricesRepository';
 
 class PricesRoutes {
   public initRoutes(app: Application): void {
-    app.get(config.MEMPOOL.API_URL_PREFIX + 'prices', this.$getCurrentPrices.bind(this));
+    app
+      .get(config.MEMPOOL.API_URL_PREFIX + 'prices', this.$getCurrentPrices.bind(this))
+      .get(config.MEMPOOL.API_URL_PREFIX + 'internal/usd-price-history', this.$getAllPrices.bind(this))
+    ;
   }
 
   private $getCurrentPrices(req: Request, res: Response): void {
@@ -14,6 +19,23 @@ class PricesRoutes {
 
     res.json(pricesUpdater.getLatestPrices());
   }
+
+  private async $getAllPrices(req: Request, res: Response): Promise<void> {
+    res.header('Pragma', 'public');
+    res.header('Cache-control', 'public');
+    res.setHeader('Expires', new Date(Date.now() + 360_0000 / config.MEMPOOL.PRICE_UPDATES_PER_HOUR).toUTCString());
+
+    try {
+      const usdPriceHistory = await PricesRepository.$getPricesTimesAndId();
+      const responseData = usdPriceHistory.map(p => {
+        return { time: p.time, USD: p.USD };
+      });
+      res.status(200).json(responseData);
+    } catch (e: any) {
+      logger.err(`Exception ${e} in PricesRoutes::$getAllPrices. Code: ${e.code}. Message: ${e.message}`);
+      res.status(403).send();
+    }
+  }
 }
 
 export default new PricesRoutes();

backend/src/api/services/acceleration.ts

@@ -246,17 +246,22 @@ class AccelerationApi {
       this.startedWebsocketLoop = true;
       if (!this.ws) {
         this.ws = new WebSocket(this.websocketPath);
-        this.websocketConnected = true;
+        this.lastPing = 0;
 
         this.ws.on('open', () => {
           logger.info(`Acceleration websocket opened to ${this.websocketPath}`);
+          this.websocketConnected = true;
           this.ws?.send(JSON.stringify({
             'watch-accelerations': true
           }));
         });
 
         this.ws.on('error', (error) => {
-          logger.err(`Acceleration websocket error on ${this.websocketPath}: ` + error);
+          let errMsg = `Acceleration websocket error on ${this.websocketPath}: ${error['code']}`;
+          if (error['errors']) {
+            errMsg += ' - ' + error['errors'].join(' - ');
+          }
+          logger.err(errMsg);
           this.ws = null;
           this.websocketConnected = false;
         });
@@ -285,16 +290,28 @@ class AccelerationApi {
           logger.debug('received pong from acceleration websocket server');
           this.lastPong = Date.now();
         });
-      } else {
-        if (this.lastPing > this.lastPong && Date.now() - this.lastPing > 10000) {
+      } else if (this.websocketConnected) {
+        if (this.lastPing && this.lastPing > this.lastPong && (Date.now() - this.lastPing > 10000)) {
           logger.warn('No pong received within 10 seconds, terminating connection');
-          this.ws.terminate();
-          this.ws = null;
-          this.websocketConnected = false;
-        } else if (Date.now() - this.lastPing > 30000) {
+          try {
+            this.ws?.terminate();
+          } catch (e) {
+            logger.warn('failed to terminate acceleration websocket connection: ' + (e instanceof Error ? e.message : e));
+          } finally {
+            this.ws = null;
+            this.websocketConnected = false;
+            this.lastPing = 0;
+          }
+        } else if (!this.lastPing || (Date.now() - this.lastPing > 30000)) {
           logger.debug('sending ping to acceleration websocket server');
-          this.ws.ping();
-          this.lastPing = Date.now();
+          if (this.ws?.readyState === WebSocket.OPEN) {
+            try {
+              this.ws?.ping();
+              this.lastPing = Date.now();
+            } catch (e) {
+              logger.warn('failed to send ping to acceleration websocket server: ' + (e instanceof Error ? e.message : e));
+            }
+          }
         }
       }
       await new Promise(resolve => setTimeout(resolve, 5000));

backend/src/api/services/services-routes.ts

@@ -1,6 +1,7 @@
 import { Application, Request, Response } from 'express';
 import config from '../../config';
 import WalletApi from './wallets';
+import { handleError } from '../../utils/api';
 
 class ServicesRoutes {
   public initRoutes(app: Application): void {
@@ -18,7 +19,7 @@ class ServicesRoutes {
       const wallet = await WalletApi.getWallet(walletId);
       res.status(200).send(wallet);
     } catch (e) {
-      res.status(500).send(e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get wallet');
     }
   }
 }

backend/src/api/statistics/statistics.routes.ts

@@ -1,7 +1,7 @@
 import { Application, Request, Response } from 'express';
 import config from '../../config';
 import statisticsApi from './statistics-api';
-
+import { handleError } from '../../utils/api';
 class StatisticsRoutes {
   public initRoutes(app: Application) {
     app
@@ -65,7 +65,7 @@ class StatisticsRoutes {
       }
       res.json(result);
     } catch (e) {
-      res.status(500).send(e instanceof Error ? e.message : e);
+      handleError(req, res, 500, 'Failed to get statistics');
     }
   }
 }

backend/src/api/transaction-utils.ts

@@ -420,6 +420,29 @@ class TransactionUtils {
 
     return { prioritized, deprioritized };
   }
+
+  // Copied from https://github.com/mempool/mempool/blob/14e49126c3ca8416a8d7ad134a95c5e090324d69/backend/src/api/bitcoin/bitcoin-api.ts#L324
+  public translateScriptPubKeyType(outputType: string): string {
+    const map = {
+      'pubkey': 'p2pk',
+      'pubkeyhash': 'p2pkh',
+      'scripthash': 'p2sh',
+      'witness_v0_keyhash': 'v0_p2wpkh',
+      'witness_v0_scripthash': 'v0_p2wsh',
+      'witness_v1_taproot': 'v1_p2tr',
+      'nonstandard': 'nonstandard',
+      'multisig': 'multisig',
+      'anchor': 'anchor',
+      'nulldata': 'op_return'
+    };
+
+    if (map[outputType]) {
+      return map[outputType];
+    } else {
+      return 'unknown';
+    }
+  }
+  
 }
 
 export default new TransactionUtils();

backend/src/index.ts

@@ -324,7 +324,9 @@ class Server {
 
   setUpHttpApiRoutes(): void {
     bitcoinRoutes.initRoutes(this.app);
-    bitcoinCoreRoutes.initRoutes(this.app);
+    if (config.MEMPOOL.OFFICIAL) {
+      bitcoinCoreRoutes.initRoutes(this.app);
+    }
     pricesRoutes.initRoutes(this.app);
     if (config.STATISTICS.ENABLED && config.DATABASE.ENABLED && config.MEMPOOL.ENABLED) {
       statisticsRoutes.initRoutes(this.app);

frontend/custom-meta-config.json

@@ -0,0 +1,51 @@
+{
+  "theme": "contrast",
+  "enterprise": "meta",
+  "branding": {
+    "name": "metaplanet",
+    "title": "Metaplanet",
+    "site_id": 21,
+    "header_img": "/resources/metalogo.svg",
+    "footer_img": "/resources/metalogo.svg"
+  },
+  "dashboard": {
+    "widgets": [
+      {
+        "component": "fees",
+        "mobileOrder": 4
+      },
+      {
+        "component": "walletBalance",
+        "mobileOrder": 1,
+        "props": {
+          "wallet": "3350"
+        }
+      },
+      {
+        "component": "twitter",
+        "mobileOrder": 5,
+        "props": {
+          "handle": "Metaplanet_JP"
+        }
+      },
+      {
+        "component": "wallet",
+        "mobileOrder": 2,
+        "props": {
+          "wallet": "3350",
+          "period": "all"
+        }
+      },
+      {
+        "component": "blocks"
+      },
+      {
+        "component": "walletTransactions",
+        "mobileOrder": 3,
+        "props": {
+          "wallet": "3350"
+        }
+      }
+    ]
+  }
+}

frontend/package-lock.json

@@ -23,9 +23,9 @@
         "@angular/router": "^17.3.1",
         "@angular/ssr": "^17.3.1",
         "@fortawesome/angular-fontawesome": "~0.14.1",
-        "@fortawesome/fontawesome-common-types": "~6.6.0",
-        "@fortawesome/fontawesome-svg-core": "~6.6.0",
-        "@fortawesome/free-solid-svg-icons": "~6.6.0",
+        "@fortawesome/fontawesome-common-types": "~6.7.2",
+        "@fortawesome/fontawesome-svg-core": "~6.7.2",
+        "@fortawesome/free-solid-svg-icons": "~6.7.2",
         "@mempool/mempool.js": "2.3.0",
         "@ng-bootstrap/ng-bootstrap": "^16.0.0",
         "@types/qrcode": "~1.5.0",
@@ -35,7 +35,6 @@
         "domino": "^2.1.6",
         "echarts": "~5.5.0",
         "esbuild": "^0.24.0",
-        "lightweight-charts": "~3.8.0",
         "ngx-echarts": "~17.2.0",
         "ngx-infinite-scroll": "^17.0.0",
         "qrcode": "1.5.1",
@@ -62,7 +61,7 @@
       "optionalDependencies": {
         "@cypress/schematic": "^2.5.0",
         "@types/cypress": "^1.1.3",
-        "cypress": "^13.15.0",
+        "cypress": "^13.17.0",
         "cypress-fail-on-console-error": "~5.1.0",
         "cypress-wait-until": "^2.0.1",
         "mock-socket": "~9.3.1",
@@ -3113,9 +3112,10 @@
       }
     },
     "node_modules/@cypress/request": {
-      "version": "3.0.5",
-      "resolved": "https://registry.npmjs.org/@cypress/request/-/request-3.0.5.tgz",
-      "integrity": "sha512-v+XHd9XmWbufxF1/bTaVm2yhbxY+TB4YtWRqF2zaXBlDNMkls34KiATz0AVDLavL3iB6bQk9/7n3oY1EoLSWGA==",
+      "version": "3.0.7",
+      "resolved": "https://registry.npmjs.org/@cypress/request/-/request-3.0.7.tgz",
+      "integrity": "sha512-LzxlLEMbBOPYB85uXrDqvD4MgcenjRBLIns3zyhx7vTPj/0u2eQhzXvPiGcaJrV38Q9dbkExWp6cOHPJ+EtFYg==",
+      "license": "Apache-2.0",
       "optional": true,
       "dependencies": {
         "aws-sign2": "~0.7.0",
@@ -3131,9 +3131,9 @@
         "json-stringify-safe": "~5.0.1",
         "mime-types": "~2.1.19",
         "performance-now": "^2.1.0",
-        "qs": "6.13.0",
+        "qs": "6.13.1",
         "safe-buffer": "^5.1.2",
-        "tough-cookie": "^4.1.3",
+        "tough-cookie": "^5.0.0",
         "tunnel-agent": "^0.6.0",
         "uuid": "^8.3.2"
       },
@@ -3141,6 +3141,22 @@
         "node": ">= 6"
       }
     },
+    "node_modules/@cypress/request/node_modules/qs": {
+      "version": "6.13.1",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.13.1.tgz",
+      "integrity": "sha512-EJPeIn0CYrGu+hli1xilKAPXODtJ12T0sP63Ijx2/khC2JtuaN3JyNIpvmnkmaEtha9ocbG4A4cMcr+TvqvwQg==",
+      "license": "BSD-3-Clause",
+      "optional": true,
+      "dependencies": {
+        "side-channel": "^1.0.6"
+      },
+      "engines": {
+        "node": ">=0.6"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
     "node_modules/@cypress/schematic": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/@cypress/schematic/-/schematic-2.5.0.tgz",
@@ -3674,30 +3690,33 @@
       }
     },
     "node_modules/@fortawesome/fontawesome-common-types": {
-      "version": "6.6.0",
-      "resolved": "https://registry.npmjs.org/@fortawesome/fontawesome-common-types/-/fontawesome-common-types-6.6.0.tgz",
-      "integrity": "sha512-xyX0X9mc0kyz9plIyryrRbl7ngsA9jz77mCZJsUkLl+ZKs0KWObgaEBoSgQiYWAsSmjz/yjl0F++Got0Mdp4Rw==",
+      "version": "6.7.2",
+      "resolved": "https://registry.npmjs.org/@fortawesome/fontawesome-common-types/-/fontawesome-common-types-6.7.2.tgz",
+      "integrity": "sha512-Zs+YeHUC5fkt7Mg1l6XTniei3k4bwG/yo3iFUtZWd/pMx9g3fdvkSK9E0FOC+++phXOka78uJcYb8JaFkW52Xg==",
+      "license": "MIT",
       "engines": {
         "node": ">=6"
       }
     },
     "node_modules/@fortawesome/fontawesome-svg-core": {
-      "version": "6.6.0",
-      "resolved": "https://registry.npmjs.org/@fortawesome/fontawesome-svg-core/-/fontawesome-svg-core-6.6.0.tgz",
-      "integrity": "sha512-KHwPkCk6oRT4HADE7smhfsKudt9N/9lm6EJ5BVg0tD1yPA5hht837fB87F8pn15D8JfTqQOjhKTktwmLMiD7Kg==",
+      "version": "6.7.2",
+      "resolved": "https://registry.npmjs.org/@fortawesome/fontawesome-svg-core/-/fontawesome-svg-core-6.7.2.tgz",
+      "integrity": "sha512-yxtOBWDrdi5DD5o1pmVdq3WMCvnobT0LU6R8RyyVXPvFRd2o79/0NCuQoCjNTeZz9EzA9xS3JxNWfv54RIHFEA==",
+      "license": "MIT",
       "dependencies": {
-        "@fortawesome/fontawesome-common-types": "6.6.0"
+        "@fortawesome/fontawesome-common-types": "6.7.2"
       },
       "engines": {
         "node": ">=6"
       }
     },
     "node_modules/@fortawesome/free-solid-svg-icons": {
-      "version": "6.6.0",
-      "resolved": "https://registry.npmjs.org/@fortawesome/free-solid-svg-icons/-/free-solid-svg-icons-6.6.0.tgz",
-      "integrity": "sha512-IYv/2skhEDFc2WGUcqvFJkeK39Q+HyPf5GHUrT/l2pKbtgEIv1al1TKd6qStR5OIwQdN1GZP54ci3y4mroJWjA==",
+      "version": "6.7.2",
+      "resolved": "https://registry.npmjs.org/@fortawesome/free-solid-svg-icons/-/free-solid-svg-icons-6.7.2.tgz",
+      "integrity": "sha512-GsBrnOzU8uj0LECDfD5zomZJIjrPhIlWU82AHwa2s40FKH+kcxQaBvBo3Z4TxyZHIyX8XTDxsyA33/Vx9eFuQA==",
+      "license": "(CC-BY-4.0 AND MIT)",
       "dependencies": {
-        "@fortawesome/fontawesome-common-types": "6.6.0"
+        "@fortawesome/fontawesome-common-types": "6.7.2"
       },
       "engines": {
         "node": ">=6"
@@ -5673,6 +5692,7 @@
       "version": "0.2.6",
       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
       "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==",
+      "license": "MIT",
       "optional": true,
       "dependencies": {
         "safer-buffer": "~2.1.0"
@@ -5707,6 +5727,7 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
       "integrity": "sha512-NfJ4UzBCcQGLDlQq7nHxH+tv3kyZ0hHQqF5BO6J7tNJeP5do1llPr8dZ8zHonfhAu0PHAdMkSo+8o0wxg9lZWw==",
+      "license": "MIT",
       "optional": true,
       "engines": {
         "node": ">=0.8"
@@ -5827,6 +5848,7 @@
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
       "integrity": "sha512-08kcGqnYf/YmjoRhfxyu+CLxBjUtHLXLXX/vUfx9l2LYzG3c1m61nrpyFUZI6zeS+Li/wWMMidD9KgrqtGq3mA==",
+      "license": "Apache-2.0",
       "optional": true,
       "engines": {
         "node": "*"
@@ -5836,6 +5858,7 @@
       "version": "1.13.2",
       "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.13.2.tgz",
       "integrity": "sha512-lHe62zvbTB5eEABUVi/AwVh0ZKY9rMMDhmm+eeyuuUQbQ3+J+fONVQOZyj+DdrvD4BY33uYniyRJ4UJIaSKAfw==",
+      "license": "MIT",
       "optional": true
     },
     "node_modules/axios": {
@@ -5993,6 +6016,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
       "integrity": "sha512-qeFIXtP4MSoi6NLqO12WfqARWWuCKi2Rn/9hJLEmtB5yTNr9DqFWkJRCf2qShWzPeAMRnOgCrq0sg/KLv5ES9w==",
+      "license": "BSD-3-Clause",
       "optional": true,
       "dependencies": {
         "tweetnacl": "^0.14.3"
@@ -7068,6 +7092,7 @@
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
       "integrity": "sha512-4tYFyifaFfGacoiObjJegolkwSU4xQNGbVgUiNYVUxbQ2x2lUsFvY4hVgVzGiIe6WLOPqycWXA40l+PWsxthUw==",
+      "license": "Apache-2.0",
       "optional": true
     },
     "node_modules/chai": {
@@ -7170,15 +7195,16 @@
       }
     },
     "node_modules/ci-info": {
-      "version": "3.8.0",
-      "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-3.8.0.tgz",
-      "integrity": "sha512-eXTggHWSooYhq49F2opQhuHWgzucfF2YgODK4e1566GQs5BIfP30B0oenwBJHfWxAs2fyPB1s7Mg949zLf61Yw==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-4.1.0.tgz",
+      "integrity": "sha512-HutrvTNsF48wnxkzERIXOe5/mlcfFcbfCmwcg6CJnizbSue78AbDt+1cgl26zwn61WFxhcPykPfZrbqjGmBb4A==",
       "funding": [
         {
           "type": "github",
           "url": "https://github.com/sponsors/sibiraj-s"
         }
       ],
+      "license": "MIT",
       "optional": true,
       "engines": {
         "node": ">=8"
@@ -7953,13 +7979,14 @@
       "peer": true
     },
     "node_modules/cypress": {
-      "version": "13.15.0",
-      "resolved": "https://registry.npmjs.org/cypress/-/cypress-13.15.0.tgz",
-      "integrity": "sha512-53aO7PwOfi604qzOkCSzNlWquCynLlKE/rmmpSPcziRH6LNfaDUAklQT6WJIsD8ywxlIy+uVZsnTMCCQVd2kTw==",
+      "version": "13.17.0",
+      "resolved": "https://registry.npmjs.org/cypress/-/cypress-13.17.0.tgz",
+      "integrity": "sha512-5xWkaPurwkIljojFidhw8lFScyxhtiFHl/i/3zov+1Z5CmY4t9tjIdvSXfu82Y3w7wt0uR9KkucbhkVvJZLQSA==",
       "hasInstallScript": true,
+      "license": "MIT",
       "optional": true,
       "dependencies": {
-        "@cypress/request": "^3.0.4",
+        "@cypress/request": "^3.0.6",
         "@cypress/xvfb": "^1.2.4",
         "@types/sinonjs__fake-timers": "8.1.1",
         "@types/sizzle": "^2.3.2",
@@ -7970,6 +7997,7 @@
         "cachedir": "^2.3.0",
         "chalk": "^4.1.0",
         "check-more-types": "^2.24.0",
+        "ci-info": "^4.0.0",
         "cli-cursor": "^3.1.0",
         "cli-table3": "~0.6.1",
         "commander": "^6.2.1",
@@ -7984,7 +8012,6 @@
         "figures": "^3.2.0",
         "fs-extra": "^9.1.0",
         "getos": "^3.2.1",
-        "is-ci": "^3.0.1",
         "is-installed-globally": "~0.4.0",
         "lazy-ass": "^1.6.0",
         "listr2": "^3.8.3",
@@ -7999,6 +8026,7 @@
         "semver": "^7.5.3",
         "supports-color": "^8.1.1",
         "tmp": "~0.2.3",
+        "tree-kill": "1.2.2",
         "untildify": "^4.0.0",
         "yauzl": "^2.10.0"
       },
@@ -8201,6 +8229,7 @@
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
       "integrity": "sha512-jRFi8UDGo6j+odZiEpjazZaWqEal3w/basFjQHQEwVtZJGDpxbH1MeYluwCS8Xq5wmLJooDlMgvVarmWfGM44g==",
+      "license": "MIT",
       "optional": true,
       "dependencies": {
         "assert-plus": "^1.0.0"
@@ -8687,6 +8716,7 @@
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
       "integrity": "sha512-eh9O+hwRHNbG4BLTjEl3nw044CkGm5X6LoaCf7LPp7UU8Qrt47JYNi6nPX8xjW97TKGKm1ouctg0QSpZe9qrnw==",
+      "license": "MIT",
       "optional": true,
       "dependencies": {
         "jsbn": "~0.1.0",
@@ -9905,6 +9935,7 @@
       "engines": [
         "node >=0.6.0"
       ],
+      "license": "MIT",
       "optional": true
     },
     "node_modules/falafel": {
@@ -9921,11 +9952,6 @@
         "node": ">=0.4.0"
       }
     },
-    "node_modules/fancy-canvas": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/fancy-canvas/-/fancy-canvas-0.2.2.tgz",
-      "integrity": "sha512-50qi8xA0QkHbjmb8h7XQ6k2fvD7y/yMfiUw9YTarJ7rWrq6o5/3CCXPouYk+XSLASvvxtjyiQLRBFt3qkE3oyA=="
-    },
     "node_modules/fast-deep-equal": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
@@ -10193,6 +10219,7 @@
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
       "integrity": "sha512-j0KLYPhm6zeac4lz3oJ3o65qvgQCcPubiyotZrXqEaG4hNagNYO8qdlUrX5vwqv9ohqeT/Z3j6+yW067yWWdUw==",
+      "license": "Apache-2.0",
       "optional": true,
       "engines": {
         "node": "*"
@@ -10400,6 +10427,7 @@
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
       "integrity": "sha512-0fzj9JxOLfJ+XGLhR8ze3unN0KZCgZwiSSDz168VERjK8Wl8kVSdcu2kspd4s4wtAa1y/qrVRiAA0WclVsu0ng==",
+      "license": "MIT",
       "optional": true,
       "dependencies": {
         "assert-plus": "^1.0.0"
@@ -10854,6 +10882,7 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.4.0.tgz",
       "integrity": "sha512-G5akfn7eKbpDN+8nPS/cb57YeA1jLTVxjpCj7tmm3QKPdyDy7T+qSC40e9ptydSWvkwjSXw1VbkpyEm39ukeAg==",
+      "license": "MIT",
       "optional": true,
       "dependencies": {
         "assert-plus": "^1.0.0",
@@ -11220,18 +11249,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/is-ci": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/is-ci/-/is-ci-3.0.1.tgz",
-      "integrity": "sha512-ZYvCgrefwqoQ6yTyYUbQu64HsITZ3NfKX1lzaEYdkTDcfKzzCI/wthRRYKkdjHKFVgNiXKAKm65Zo1pk2as/QQ==",
-      "optional": true,
-      "dependencies": {
-        "ci-info": "^3.2.0"
-      },
-      "bin": {
-        "is-ci": "bin.js"
-      }
-    },
     "node_modules/is-core-module": {
       "version": "2.13.1",
       "resolved": "https://registry.npmjs.org/is-core-module/-/is-core-module-2.13.1.tgz",
@@ -11481,6 +11498,7 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
       "integrity": "sha512-cyA56iCMHAh5CdzjJIa4aohJyeO1YbwLi3Jc35MmRU6poroFjIGZzUzupGiRPOjgHg9TLu43xbpwXk523fMxKA==",
+      "license": "MIT",
       "optional": true
     },
     "node_modules/is-unicode-supported": {
@@ -11545,6 +11563,7 @@
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
       "integrity": "sha512-Yljz7ffyPbrLpLngrMtZ7NduUgVvi6wG9RJ9IUcyCd59YQ911PBJphODUcbOVbqYfxe1wuYf/LJ8PauMRwsM/g==",
+      "license": "MIT",
       "optional": true
     },
     "node_modules/istanbul-lib-coverage": {
@@ -11678,6 +11697,7 @@
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
       "integrity": "sha512-UVU9dibq2JcFWxQPA6KCqj5O42VOmAY3zQUfEKxU0KpTGXwNoCjkX1e13eHNvw/xPynt6pU0rZ1htjWTNTSXsg==",
+      "license": "MIT",
       "optional": true
     },
     "node_modules/jsesc": {
@@ -11706,6 +11726,7 @@
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.4.0.tgz",
       "integrity": "sha512-es94M3nTIfsEPisRafak+HDLfHXnKBhV3vU5eqPcS3flIWqcxJWgXHXiey3YrpaNsanY5ei1VoYEbOzijuq9BA==",
+      "license": "(AFL-2.1 OR BSD-3-Clause)",
       "optional": true
     },
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       "optional": true,
       "requires": {
-        "psl": "^1.1.33",
-        "punycode": "^2.1.1",
-        "universalify": "^0.2.0",
-        "url-parse": "^1.5.3"
-      },
-      "dependencies": {
-        "universalify": {
-          "version": "0.2.0",
-          "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.2.0.tgz",
-          "integrity": "sha512-CJ1QgKmNg3CwvAv/kOFmtnEN05f0D/cn9QntgNOQlQF9dgvVTHj3t+8JPdjqawCHk7V/KA+fbUqzZ9XWhcqPUg==",
-          "optional": true
-        }
+        "tldts": "^6.1.32"
       }
     },
     "transform-ast": {
@@ -30757,16 +30746,6 @@
         }
       }
     },
-    "url-parse": {
-      "version": "1.5.10",
-      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.10.tgz",
-      "integrity": "sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==",
-      "optional": true,
-      "requires": {
-        "querystringify": "^2.1.1",
-        "requires-port": "^1.0.0"
-      }
-    },
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",

frontend/package.json

@@ -76,9 +76,9 @@
     "@angular/router": "^17.3.1",
     "@angular/ssr": "^17.3.1",
     "@fortawesome/angular-fontawesome": "~0.14.1",
-    "@fortawesome/fontawesome-common-types": "~6.6.0",
-    "@fortawesome/fontawesome-svg-core": "~6.6.0",
-    "@fortawesome/free-solid-svg-icons": "~6.6.0",
+    "@fortawesome/fontawesome-common-types": "~6.7.2",
+    "@fortawesome/fontawesome-svg-core": "~6.7.2",
+    "@fortawesome/free-solid-svg-icons": "~6.7.2",
     "@mempool/mempool.js": "2.3.0",
     "@ng-bootstrap/ng-bootstrap": "^16.0.0",
     "@types/qrcode": "~1.5.0",
@@ -87,7 +87,6 @@
     "clipboard": "^2.0.11",
     "domino": "^2.1.6",
     "echarts": "~5.5.0",
-    "lightweight-charts": "~3.8.0",
     "ngx-echarts": "~17.2.0",
     "ngx-infinite-scroll": "^17.0.0",
     "qrcode": "1.5.1",
@@ -115,7 +114,7 @@
   "optionalDependencies": {
     "@cypress/schematic": "^2.5.0",
     "@types/cypress": "^1.1.3",
-    "cypress": "^13.15.0",
+    "cypress": "^13.17.0",
     "cypress-fail-on-console-error": "~5.1.0",
     "cypress-wait-until": "^2.0.1",
     "mock-socket": "~9.3.1",

frontend/src/app/app.constants.ts

@@ -439,4 +439,39 @@ export const fiatCurrencies = {
     code: 'ZAR',
     indexed: true,
   },
-};
+};
+
+export interface Timezone {
+  offset: string;
+  name: string;
+}
+
+export const timezones: Timezone[] = [
+  { offset: '-12', name: 'Anywhere on Earth (AoE)' },
+  { offset: '-11', name: 'Samoa Standard Time (SST)' },
+  { offset: '-10', name: 'Hawaii Standard Time (HST)' },
+  { offset: '-9', name: 'Alaska Standard Time (AKST)' },
+  { offset: '-8', name: 'Pacific Standard Time (PST)' },
+  { offset: '-7', name: 'Mountain Standard Time (MST)' },
+  { offset: '-6', name: 'Central Standard Time (CST)' },
+  { offset: '-5', name: 'Eastern Standard Time (EST)' },
+  { offset: '-4', name: 'Atlantic Standard Time (AST)' },
+  { offset: '-3', name: 'Argentina Time (ART)' },
+  { offset: '-2', name: 'Fernando de Noronha Time (FNT)' },
+  { offset: '-1', name: 'Azores Time (AZOT)' },
+  { offset: '+0', name: 'Greenwich Mean Time (GMT)' },
+  { offset: '+1', name: 'Central European Time (CET)' },
+  { offset: '+2', name: 'Eastern European Time (EET)' },
+  { offset: '+3', name: 'Moscow Standard Time (MSK)' },
+  { offset: '+4', name: 'Armenia Time (AMT)' },
+  { offset: '+5', name: 'Pakistan Standard Time (PKT)' },
+  { offset: '+6', name: 'Xinjiang Time (XJT)' },
+  { offset: '+7', name: 'Indochina Time (ICT)' },
+  { offset: '+8', name: 'Hong Kong Time (HKT)' },
+  { offset: '+9', name: 'Japan Standard Time (JST)' },
+  { offset: '+10', name: 'Australian Eastern Standard Time (AEST)' },
+  { offset: '+11', name: 'Norfolk Time (NFT)' },
+  { offset: '+12', name: 'New Zealand Standard Time (NZST)' },
+  { offset: '+13', name: 'Tonga Time (TOT)' },
+  { offset: '+14', name: 'Line Islands Time (LINT)' }
+];

frontend/src/app/components/accelerate-checkout/accelerate-checkout.component.ts

@@ -2,7 +2,7 @@
 import { Component, OnInit, OnDestroy, Output, EventEmitter, Input, ChangeDetectorRef, SimpleChanges, HostListener } from '@angular/core';
 import { Subscription, tap, of, catchError, Observable, switchMap } from 'rxjs';
 import { ServicesApiServices } from '@app/services/services-api.service';
-import { md5, insecureRandomUUID } from '@app/shared/common.utils';
+import { md5 } from '@app/shared/common.utils';
 import { StateService } from '@app/services/state.service';
 import { AudioService } from '@app/services/audio.service';
 import { ETA, EtaService } from '@app/services/eta.service';
@@ -94,7 +94,6 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
   auth: IAuth | null = null;
 
   // accelerator stuff
-  accelerationUUID: string;
   accelerationSubscription: Subscription;
   difficultySubscription: Subscription;
   estimateSubscription: Subscription;
@@ -138,7 +137,6 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
     private enterpriseService: EnterpriseService,
   ) {
     this.isProdDomain = this.stateService.env.PROD_DOMAINS.indexOf(document.location.hostname) > -1;
-    this.accelerationUUID = insecureRandomUUID();
 
     // Check if Apple Pay available
     // https://developer.apple.com/documentation/apple_pay_on_the_web/apple_pay_js_api/checking_for_apple_pay_availability#overview
@@ -202,6 +200,7 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
   }
 
   moveToStep(step: CheckoutStep): void {
+    this.processing = false;
     this._step = step;
     if (this.timeoutTimer) {
       clearTimeout(this.timeoutTimer);
@@ -387,7 +386,6 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
     this.accelerationSubscription = this.servicesApiService.accelerate$(
       this.tx.txid,
       this.userBid,
-      this.accelerationUUID
     ).subscribe({
       next: () => {
         this.processing = false;
@@ -521,7 +519,6 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
                 tokenResult.token,
                 cardTag,
                 `accelerator-${this.tx.txid.substring(0, 15)}-${Math.round(new Date().getTime() / 1000)}`,
-                this.accelerationUUID,
                 costUSD
               ).subscribe({
                 next: () => {
@@ -615,13 +612,20 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
               this.processing = false;
               return;
             }
+            const verificationToken = await this.$verifyBuyer(this.payments, tokenResult.token, tokenResult.details, costUSD.toFixed(2));
+            if (!verificationToken) {
+              console.error(`SCA verification failed`);
+              this.accelerateError = 'SCA Verification Failed. Payment Declined.';
+              this.processing = false;
+              return;
+            }
             const cardTag = md5(`${card.brand}${card.expMonth}${card.expYear}${card.last4}`.toLowerCase());
             this.servicesApiService.accelerateWithGooglePay$(
               this.tx.txid,
               tokenResult.token,
+              verificationToken,
               cardTag,
               `accelerator-${this.tx.txid.substring(0, 15)}-${Math.round(new Date().getTime() / 1000)}`,
-              this.accelerationUUID,
               costUSD
             ).subscribe({
               next: () => {
@@ -712,7 +716,6 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
               tokenResult.token,
               tokenResult.details.cashAppPay.cashtag,
               tokenResult.details.cashAppPay.referenceId,
-              this.accelerationUUID,
               costUSD
             ).subscribe({
               next: () => {
@@ -748,6 +751,32 @@ export class AccelerateCheckout implements OnInit, OnDestroy {
     );
   }
 
+  /**
+   * Required in SCA Mandated Regions: Learn more at https://developer.squareup.com/docs/sca-overview
+   */
+  async $verifyBuyer(payments, token, details, amount) {
+    const verificationDetails = {
+      amount: amount,
+      currencyCode: 'USD',
+      intent: 'CHARGE',
+      billingContact: {
+        givenName: details.card?.billing?.givenName,
+        familyName: details.card?.billing?.familyName,
+        phone: details.card?.billing?.phone,
+        addressLines: details.card?.billing?.addressLines,
+        city: details.card?.billing?.city,
+        state: details.card?.billing?.state,
+        countryCode: details.card?.billing?.countryCode,
+      },
+    };
+
+    const verificationResults = await payments.verifyBuyer(
+      token,
+      verificationDetails,
+    );
+    return verificationResults.token;
+  }
+
   /**
    * BTCPay
    */

frontend/src/app/components/acceleration-timeline/acceleration-timeline.component.html

@@ -1,6 +1,6 @@
 <div class="acceleration-timeline box" [class.lower-padding]="!tx.status.confirmed">
   <div class="timeline-wrapper">
-    @if (!tx.status.confirmed) {
+    @if (!tx.status.confirmed || canceled) {
     <div class="timeline">
       <div class="intervals">
         <div class="node-spacer"></div>
@@ -8,7 +8,7 @@
         <div class="node-spacer"></div>
         <div class="interval">
           <div class="interval-time">
-            @if (eta) {
+            @if (eta && !canceled) {
               ~<app-time [time]="eta?.wait / 1000"></app-time>
               }
           </div>
@@ -19,16 +19,20 @@
         <div class="node-spacer"></div>
         <div class="interval-spacer"></div>
         <div class="node">
-          <div class="acc-to-confirmed right go-faster"></div>
+          <div class="acc-to-confirmed right go-faster" [class.no-animation]="canceled"></div>
         </div>
         <div class="interval-spacer">
         </div>
         <div class="node" [id]="'confirmed'">
-          <div class="acc-to-confirmed left go-faster"></div>
+          <div class="acc-to-confirmed left go-faster" [class.no-animation]="canceled"></div>
           <div class="shape-border waiting">
             <div class="shape"></div>
           </div>
-          <div class="status"><span class="badge badge-waiting" i18n="transaction.rbf.mined">Mined</span></div>
+          @if (canceled) {
+          <div class="status"><span class="badge badge-danger" i18n="accelerator.canceled">Canceled</span></div>
+          } @else {
+            <div class="status"><span class="badge badge-waiting" i18n="transaction.rbf.mined">Mined</span></div>
+          }
         </div>
       </div>
     </div>
@@ -45,9 +49,9 @@
         <div class="interval">
           <div class="interval-time">
             @if (tx.status.confirmed) {
-              <div class="interval-time">
-                <app-time [time]="acceleratedToMined"></app-time>
-              </div>
+              <app-time [time]="acceleratedToMined"></app-time>
+            } @else if (eta && canceled) {
+              ~<app-time [time]="eta?.wait / 1000"></app-time>
             }
           </div>
         </div>
@@ -71,42 +75,42 @@
         <div class="interval-spacer">
           <div class="seen-to-acc"></div>
         </div>
-        <div class="node" [class.accelerated]="!tx.status.confirmed" [id]="'accelerated'">
+        <div class="node" [class.accelerated]="!tx.status.confirmed && !canceled" [id]="'accelerated'">
           <div class="seen-to-acc left"></div>
-          @if (tx.status.confirmed) {
+          @if (tx.status.confirmed && !canceled) {
             <div class="acc-to-confirmed right"></div>
           } @else {
           <div class="seen-to-acc right"></div>
           }
           <div  class="shape-border hovering" (pointerover)="onHover($event, 'accelerated');" (pointerout)="onBlur($event);">
             <div class="shape"></div>
-            @if (!tx.status.confirmed) {
-            <div class="connector down loading"></div>
+            @if (!tx.status.confirmed || canceled) {
+            <div class="connector down" [class.loading]="!canceled"></div>
             }
           </div>
-          @if (tx.status.confirmed) {
+          @if (tx.status.confirmed && !canceled) {
             <div class="status"><span class="badge badge-accelerated" i18n="transaction.audit.accelerated">Accelerated</span></div>
           }
-          <div class="time" [class.no-margin]="!tx.status.confirmed" [class.offset-left]="!tx.status.confirmed">
+          <div class="time" [class.no-margin]="!tx.status.confirmed || canceled" [class.offset-left]="!tx.status.confirmed || canceled">
             @if (!tx.status.confirmed) {
             <span i18n="transaction.audit.accelerated">Accelerated</span>{{ "" }} 
             }
             @if (useAbsoluteTime) {
             <span>{{ acceleratedAt * 1000 | date }}</span>
             } @else {
-            <app-time kind="since" [time]="acceleratedAt" [lowercaseStart]="!tx.status.confirmed"></app-time>
+            <app-time kind="since" [time]="acceleratedAt" [lowercaseStart]="!tx.status.confirmed || canceled"></app-time>
             }
           </div>
         </div>
         <div class="interval-spacer">
-          @if (tx.status.confirmed) {
+          @if (tx.status.confirmed && !canceled) {
           <div class="acc-to-confirmed"></div>
           } @else {
           <div class="seen-to-acc"></div>
           }
         </div>
         <div class="node" [class.selected]="tx.status.confirmed" [id]="'confirmed'">
-          @if (tx.status.confirmed) {
+          @if (tx.status.confirmed && !canceled) {
           <div class="acc-to-confirmed left"></div>
           } @else {
           <div class="seen-to-acc left"></div>

frontend/src/app/components/acceleration-timeline/acceleration-timeline.component.scss

@@ -129,6 +129,9 @@
           margin-left: calc(-4em + 5px);
           animation: goFasterLeft 0.8s infinite linear;
         }
+        &.no-animation {
+          animation: none;
+        }
       }
 
       &.left {

frontend/src/app/components/acceleration-timeline/acceleration-timeline.component.ts

@@ -15,6 +15,7 @@ export class AccelerationTimelineComponent implements OnInit, OnChanges {
   @Input() tx: Transaction;
   @Input() accelerationInfo: Acceleration;
   @Input() eta: ETA;
+  @Input() canceled: boolean;
 
   now: number;
   accelerateRatio: number;

frontend/src/app/components/acceleration/accelerations-list/accelerations-list.component.html

@@ -4,7 +4,7 @@
 
   <div class="clearfix"></div>
 
-  <div class="acceleration-list">
+  <div class="acceleration-list" *ngIf="{ accelerations: accelerationList$ | async } as state">
     <table *ngIf="nonEmptyAccelerations; else noData" class="table table-borderless table-fixed">
       <thead>
         <th class="txid text-left" i18n="dashboard.latest-transactions.txid">TXID</th>
@@ -21,8 +21,8 @@
           <th class="date text-right" i18n="accelerator.requested" *ngIf="!this.widget">Requested</th>
         </ng-container>
       </thead>
-      <tbody *ngIf="accelerationList$ | async as accelerations; else skeleton" [style]="isLoading ? 'opacity: 0.75' : ''">
-        <tr *ngFor="let acceleration of accelerations; let i= index;">
+      <tbody *ngIf="state.accelerations && nonEmptyAccelerations; else skeleton" [style]="isLoading ? 'opacity: 0.75' : ''">
+        <tr *ngFor="let acceleration of state.accelerations; let i= index;">
           <td class="txid text-left">
             <a [routerLink]="['/tx' | relativeUrl, acceleration.txid]">
               <app-truncate [text]="acceleration.txid" [lastChars]="5"></app-truncate>

frontend/src/app/components/address-graph/address-graph.component.ts

@@ -10,7 +10,6 @@ import { RelativeUrlPipe } from '@app/shared/pipes/relative-url/relative-url.pip
 import { StateService } from '@app/services/state.service';
 import { PriceService } from '@app/services/price.service';
 import { FiatCurrencyPipe } from '@app/shared/pipes/fiat-currency.pipe';
-import { FiatShortenerPipe } from '@app/shared/pipes/fiat-shortener.pipe';
 
 const periodSeconds = {
   '1d': (60 * 60 * 24),
@@ -45,14 +44,18 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
   @Input() right: number | string = 10;
   @Input() left: number | string = 70;
   @Input() widget: boolean = false;
+  @Input() defaultFiat: boolean = false;
+  @Input() showLegend: boolean = true;
+  @Input() showYAxis: boolean = true;
 
+  adjustedLeft: number;
+  adjustedRight: number;
   data: any[] = [];
   fiatData: any[] = [];
   hoverData: any[] = [];
   conversions: any;
   allowZoom: boolean = false;
-  initialRight = this.right;
-  initialLeft = this.left;
+
   selected = { [$localize`:@@7e69426bd97a606d8ae6026762858e6e7c86a1fd:Balance`]: true, 'Fiat': false };
 
   subscription: Subscription;
@@ -77,7 +80,6 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
     private relativeUrlPipe: RelativeUrlPipe,
     private priceService: PriceService,
     private fiatCurrencyPipe: FiatCurrencyPipe,
-    private fiatShortenerPipe: FiatShortenerPipe,
     private zone: NgZone,
   ) {}
 
@@ -86,6 +88,9 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
     if (!this.addressSummary$ && (!this.address || !this.stats)) {
       return;
     }
+    if (changes.defaultFiat) {
+      this.selected['Fiat'] = !!this.defaultFiat;
+    }
     if (changes.address || changes.isPubkey || changes.addressSummary$ || changes.stats) {
       if (this.subscription) {
         this.subscription.unsubscribe();
@@ -118,7 +123,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
                     } else if (this.conversions && this.conversions['USD']) {
                       price = this.conversions['USD'];
                     }
-                    return { ...item, price: price }
+                    return { ...item, price: price };
                   });
                 }
               }),
@@ -147,7 +152,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
     if (!summary) {
       return;
     }
-    
+
     const total = this.stats ? (this.stats.funded_txo_sum - this.stats.spent_txo_sum) : summary.reduce((acc, tx) => acc + tx.value, 0);
     let runningTotal = total;
     const processData = summary.map(d => {
@@ -161,7 +166,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
             d
         };
     }).reverse();
-    
+
     this.data = processData.filter(({ d }) => d.txid !== undefined).map(({ time, balance, d }) => [time, balance, d]);
     this.fiatData = processData.map(({ time, fiatBalance, balance, d }) => [time, fiatBalance, d, balance]);
 
@@ -179,6 +184,9 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
     const maxValue = this.data.reduce((acc, d) => Math.max(acc, Math.abs(d[1] ?? d.value[1])), 0);
     const minValue = this.data.reduce((acc, d) => Math.min(acc, Math.abs(d[1] ?? d.value[1])), maxValue);
 
+    this.adjustedRight = this.selected['Fiat'] ? +this.right + 40 : +this.right;
+    this.adjustedLeft = this.selected[$localize`:@@7e69426bd97a606d8ae6026762858e6e7c86a1fd:Balance`] ? +this.left : +this.left - 40;
+
     this.chartOptions = {
       color: [
         new echarts.graphic.LinearGradient(0, 0, 0, 1, [
@@ -194,10 +202,10 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
       grid: {
         top: 20,
         bottom: this.allowZoom ? 65 : 20,
-        right: this.right,
-        left: this.left,
+        right: this.adjustedRight,
+        left: this.adjustedLeft,
       },
-      legend: !this.stateService.isAnyTestnet() ? {
+      legend: (this.showLegend && !this.stateService.isAnyTestnet()) ? {
         data: [
           {
             name: $localize`:@@7e69426bd97a606d8ae6026762858e6e7c86a1fd:Balance`,
@@ -245,21 +253,22 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
           let tooltip = '<div>';
 
           const hasTx = data[0].data[2].txid;
+          const date = new Date(data[0].data[0]).toLocaleTimeString(this.locale, { year: 'numeric', month: 'short', day: 'numeric' });
+
+          tooltip += `<div>
+            <div style="text-align: right;">
+            <div><b>${date}</b></div>`;
+
           if (hasTx) {
             const header = data.length === 1
             ? `${data[0].data[2].txid.slice(0, 6)}...${data[0].data[2].txid.slice(-6)}`
             : `${data.length} transactions`;
-            tooltip += `<span><b>${header}</b></span>`;
+            tooltip += `<div><b>${header}</b></div>`;
           }
-          
-          const date = new Date(data[0].data[0]).toLocaleTimeString(this.locale, { year: 'numeric', month: 'short', day: 'numeric' });
-          
-          tooltip += `<div>
-            <div style="text-align: right;">`;
-          
+
           const formatBTC = (val, decimal) => (val / 100_000_000).toFixed(decimal);
           const formatFiat = (val) => this.fiatCurrencyPipe.transform(val, null, 'USD');
-          
+
           const btcVal = btcData.reduce((total, d) => total + d.data[2].value, 0);
           const fiatVal = fiatData.reduce((total, d) => total + d.data[2].value * d.data[2].price / 100_000_000, 0);
           const btcColor = btcVal === 0 ? '' : (btcVal > 0 ? 'var(--green)' : 'var(--red)');
@@ -291,7 +300,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
             }
           }
 
-          tooltip += `</div><span>${date}</span></div>`;
+          tooltip += `</div></div>`;
           return tooltip;
         }.bind(this)
       },
@@ -307,22 +316,26 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
           type: 'value',
           position: 'left',
           axisLabel: {
+            show: this.showYAxis,
             color: 'rgb(110, 112, 121)',
             formatter: (val): string => {
               let valSpan = maxValue - (this.period === 'all' ? 0 : minValue);
               if (valSpan > 100_000_000_000) {
-                return `${this.amountShortenerPipe.transform(Math.round(val / 100_000_000), 0)} BTC`;
+                return `${this.amountShortenerPipe.transform(Math.round(val / 100_000_000), 0, undefined, true)} BTC`;
               }
               else if (valSpan > 1_000_000_000) {
-                return `${this.amountShortenerPipe.transform(Math.round(val / 100_000_000), 2)} BTC`;
+                return `${this.amountShortenerPipe.transform(Math.round(val / 100_000_000), 2, undefined, true)} BTC`;
               } else if (valSpan > 100_000_000) {
                 return `${(val / 100_000_000).toFixed(1)} BTC`;
               } else if (valSpan > 10_000_000) {
                 return `${(val / 100_000_000).toFixed(2)} BTC`;
               } else if (valSpan > 1_000_000) {
+                if (maxValue > 100_000_000_000) {
+                  return `${this.amountShortenerPipe.transform(Math.round(val / 100_000_000), 3, undefined, true)} BTC`;
+                }
                 return `${(val / 100_000_000).toFixed(3)} BTC`;
               } else {
-                return `${this.amountShortenerPipe.transform(val, 0)} sats`;
+                return `${this.amountShortenerPipe.transform(val, 0, undefined, true)} sats`;
               }
             }
           },
@@ -334,9 +347,10 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
         {
           type: 'value',
           axisLabel: {
+            show: this.showYAxis,
             color: 'rgb(110, 112, 121)',
             formatter: function(val) {
-              return this.fiatShortenerPipe.transform(val, null, 'USD');
+              return `$${this.amountShortenerPipe.transform(val, 3, undefined, true, true)}`;
             }.bind(this)
           },
           splitLine: {
@@ -390,8 +404,8 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
         type: 'slider',
         brushSelect: false,
         realtime: true,
-        left: this.left,
-        right: this.right,
+        left: this.adjustedLeft,
+        right: this.adjustedRight,
         selectedDataBackground: {
           lineStyle: {
             color: '#fff',
@@ -404,7 +418,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
 
   onChartClick(e) {
     if (this.hoverData?.length && this.hoverData[0]?.[2]?.txid) {
-      this.zone.run(() => { 
+      this.zone.run(() => {
         const url = this.relativeUrlPipe.transform(`/tx/${this.hoverData[0][2].txid}`);
         if (e.event.event.shiftKey || e.event.event.ctrlKey || e.event.event.metaKey) {
           window.open(url);
@@ -421,26 +435,26 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
 
   onLegendSelectChanged(e) {
     this.selected = e.selected;
-    this.right = this.selected['Fiat'] ? +this.initialRight + 40 : this.initialRight;
-    this.left = this.selected[$localize`:@@7e69426bd97a606d8ae6026762858e6e7c86a1fd:Balance`] ? this.initialLeft : +this.initialLeft - 40;
+    this.adjustedRight = this.selected['Fiat'] ? +this.right + 40 : +this.right;
+    this.adjustedLeft = this.selected[$localize`:@@7e69426bd97a606d8ae6026762858e6e7c86a1fd:Balance`] ? +this.left : +this.left - 40;
 
     this.chartOptions = {
       grid: {
-        right: this.right,
-        left: this.left,
+        right: this.adjustedRight,
+        left: this.adjustedLeft,
       },
       legend: {
         selected: this.selected,
       },
       dataZoom: this.allowZoom ? [{
-        left: this.left,
-        right: this.right,
+        left: this.adjustedLeft,
+        right: this.adjustedRight,
       }, {
-        left: this.left,
-        right: this.right,
+        left: this.adjustedLeft,
+        right: this.adjustedRight,
       }] : undefined
     };
-    
+
     if (this.chartInstance) {
       this.chartInstance.setOption(this.chartOptions);
     }
@@ -469,7 +483,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
     // Add a point at today's date to make the graph end at the current time
     extendedSummary.unshift({ time: Date.now() / 1000, value: 0 });
     extendedSummary.reverse();
-    
+
     let oneHour = 60 * 60;
     // Fill gaps longer than interval
     for (let i = 0; i < extendedSummary.length - 1; i++) {
@@ -482,7 +496,7 @@ export class AddressGraphComponent implements OnChanges, OnDestroy {
         i += hours - 1;
       }
     }
-  
+
     return extendedSummary.reverse();
   }
 }

frontend/src/app/components/blocks-list/blocks-list.component.html

@@ -49,7 +49,7 @@
             </div>
           </td>
           <td class="timestamp" *ngIf="!widget" [ngClass]="{'widget': widget, 'legacy': !isMempoolModule}">
-            &lrm;{{ block.timestamp * 1000 | date:'yyyy-MM-dd HH:mm:ss' }}
+            <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm:ss'" [unixTime]="block.timestamp" [hideTimeSince]="true"></app-timestamp>
           </td>
           <td *ngIf="auditAvailable" class="health text-right" [ngClass]="{'widget': widget, 'legacy': !isMempoolModule}">
             <a

frontend/src/app/components/clipboard/clipboard.component.html

@@ -1,15 +1,17 @@
 <ng-template [ngIf]="button" [ngIfElse]="btnLink">
-  <button #btn [attr.data-clipboard-text]="text" [class]="class" type="button" [disabled]="text === ''">
-    <span #buttonWrapper [attr.data-tlite]="copiedMessage" style="position: relative;top: -2px;left: 1px;">
+  <button [class]="class" type="button" [disabled]="text === ''" style="box-shadow: none;" (click)="copyText()">
+    <span style="position: relative;top: -2px;left: 1px;">
       <app-svg-images name="clippy" [width]="widths[size]" viewBox="0 0 1000 1000"></app-svg-images>
+      <span *ngIf="showMessage" class="copied-message" style="top: 29px; left: -23.5px;">{{ copiedMessage }}</span>
     </span>
   </button>
 </ng-template>
 
 <ng-template #btnLink>
-  <span #buttonWrapper [attr.data-tlite]="copiedMessage" style="position: relative;">
-    <button #btn class="btn btn-sm btn-link pt-0 {{ leftPadding ? 'padding' : '' }}" [attr.data-clipboard-text]="text"> 
+  <span style="position: relative;">
+    <button class="btn btn-sm btn-link pt-0 {{ leftPadding ? 'padding' : '' }}" style="box-shadow: none;" (click)="copyText()">
       <app-svg-images name="clippy" [width]="widths[size]" viewBox="0 0 1000 1000"></app-svg-images>
     </button>
+    <span *ngIf="showMessage" class="copied-message" style="top: 29px; left: -23.5px;">{{ copiedMessage }}</span>
   </span>
 </ng-template>

frontend/src/app/components/clipboard/clipboard.component.scss

@@ -7,7 +7,19 @@
   padding-left: 0.4rem;
 }
 
-img {
-  position: relative;
-  left: -3px;
-}
+.copied-message {
+  background: color-mix(in srgb, var(--active-bg) 95%, transparent);
+  color: var(--fg);
+  font-family: sans-serif;
+  font-size: .8rem;
+  font-weight: 400;
+  text-decoration: none;
+  text-align: left;
+  padding: .6em .75rem;
+  border-radius: 4px;
+  position: absolute;
+  white-space: nowrap;
+  box-shadow: 0 .5rem 1rem -.5rem #000;
+  z-index: 1000;
+  opacity: .9;
+}

frontend/src/app/components/clipboard/clipboard.component.ts

@@ -1,6 +1,4 @@
-import { Component, ViewChild, ElementRef, AfterViewInit, Input, ChangeDetectionStrategy } from '@angular/core';
-import * as ClipboardJS from 'clipboard';
-import * as tlite from 'tlite';
+import { Component, Input, ChangeDetectionStrategy, ChangeDetectorRef } from '@angular/core';
 
 @Component({
   selector: 'app-clipboard',
@@ -8,15 +6,14 @@ import * as tlite from 'tlite';
   styleUrls: ['./clipboard.component.scss'],
   changeDetection: ChangeDetectionStrategy.OnPush,
 })
-export class ClipboardComponent implements AfterViewInit {
-  @ViewChild('btn') btn: ElementRef;
-  @ViewChild('buttonWrapper') buttonWrapper: ElementRef;
+export class ClipboardComponent {
   @Input() button = false;
   @Input() class = 'btn btn-secondary ml-1';
   @Input() size: 'small' | 'normal' | 'large' = 'normal';
   @Input() text: string;
   @Input() leftPadding = true;
   copiedMessage: string = $localize`:@@clipboard.copied-message:Copied!`;
+  showMessage = false;
 
   widths = {
     small: '10',
@@ -24,22 +21,40 @@ export class ClipboardComponent implements AfterViewInit {
     large: '18',
   };
 
-  clipboard: any;
+  constructor(
+    private cd: ChangeDetectorRef,
+  ) { }
 
-  constructor() { }
-
-  ngAfterViewInit() {
-    this.clipboard = new ClipboardJS(this.btn.nativeElement);
-    this.clipboard.on('success', () => {
-      tlite.show(this.buttonWrapper.nativeElement);
-      setTimeout(() => {
-        tlite.hide(this.buttonWrapper.nativeElement);
-      }, 1000);
-    });
+  async copyText() {
+    if (this.text && !this.showMessage) {
+      try {
+        await this.copyToClipboard(this.text);
+        this.showMessage = true;
+        this.cd.markForCheck();
+        setTimeout(() => {
+          this.showMessage = false;
+          this.cd.markForCheck();
+        }, 1000);
+      } catch (error) {
+        console.error('Clipboard copy failed:', error);
+      }
+    }
   }
 
-  onDestroy() {
-    this.clipboard.destroy();
+  async copyToClipboard(text: string) {
+    if (navigator.clipboard) {
+      await navigator.clipboard.writeText(text);
+    } else {
+      // Use the 'out of viewport hidden text area' trick on non-secure contexts
+      const textarea = document.createElement('textarea');
+      textarea.value = this.text;
+      textarea.style.opacity = '0';
+      textarea.setAttribute('readonly', 'true'); // Don't trigger keyboard on mobile
+      document.body.appendChild(textarea);
+      textarea.select();
+      document.execCommand('copy');
+      textarea.remove();
+    }
   }
 
 }

frontend/src/app/components/custom-dashboard/custom-dashboard.component.html

@@ -238,7 +238,7 @@
                   <span>&nbsp;</span>
                   <fa-icon [icon]="['fas', 'external-link-alt']" [fixedWidth]="true" style="vertical-align: text-top; font-size: 13px; color: var(--title-fg)"></fa-icon>
                 </a>
-                <app-address-graph [address]="widget.props.address" [addressSummary$]="addressSummary$" [period]="widget.props.period || 'all'" [stats]="address ? address.chain_stats : null" [widget]="true" [height]="graphHeight"></app-address-graph>
+                <app-address-graph [address]="widget.props.address" [addressSummary$]="addressSummary$" [period]="widget.props.period || 'all'" [stats]="address ? address.chain_stats : null" [widget]="true" [defaultFiat]="true" [height]="graphHeight"></app-address-graph>
               </div>
             </div>
           </div>

frontend/src/app/components/liquid-reserves-audit/federation-utxos-list/federation-utxos-list.component.html

@@ -56,8 +56,7 @@
               </ng-template>
             </td>
             <td class="timestamp text-left">
-              &lrm;{{ utxo.blocktime * 1000 | date:'yyyy-MM-dd HH:mm' }}
-              <div class="symbol lg-inline relative-time"><i>(<app-time kind="since" [time]="utxo.blocktime"></app-time>)</i></div>
+              <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm'" [unixTime]="utxo.blocktime"></app-timestamp>
             </td>
             <td class="expires-in text-left" [ngStyle]="{ 'color': getGradientColor(utxo.blocknumber + utxo.timelock - lastReservesBlockUpdate) }">
               {{ utxo.blocknumber + utxo.timelock - lastReservesBlockUpdate < 0 ? -(utxo.blocknumber + utxo.timelock - lastReservesBlockUpdate) : utxo.blocknumber + utxo.timelock - lastReservesBlockUpdate }} <span i18n="shared.blocks" class="symbol">blocks</span>

frontend/src/app/components/liquid-reserves-audit/recent-pegs-list/recent-pegs-list.component.html

@@ -53,8 +53,7 @@
               </ng-container>
             </td>
             <td class="timestamp text-left">
-              &lrm;{{ peg.blocktime * 1000 | date:'yyyy-MM-dd HH:mm' }}
-              <div class="symbol lg-inline relative-time"><i>(<app-time kind="since" [time]="peg.blocktime"></app-time>)</i></div>
+              <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm'" [unixTime]="peg.blocktime"></app-timestamp>
             </td>
             <td class="amount text-right" [ngClass]="{'credit': peg.amount > 0, 'debit': peg.amount < 0, 'glow-effect': peg.amount < 0 && peg.bitcoinaddress && !peg.bitcointxid}">
               <app-amount [satoshis]="peg.amount" [noFiat]="true" [forceBtc]="true" [addPlus]="true"></app-amount>

frontend/src/app/components/pool/pool.component.html

@@ -194,7 +194,7 @@
             <a [routerLink]="['/block' | relativeUrl, block.id]">{{ block.height }}</a>
           </td>
           <td class="timestamp">
-            &lrm;{{ block.timestamp * 1000 | date:'yyyy-MM-dd HH:mm:ss' }}
+            <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm:ss'" [unixTime]="block.timestamp" [hideTimeSince]="true"></app-timestamp>
           </td>
           <td class="mined">
             <app-time kind="since" [time]="block.timestamp" [fastRender]="true" [showTooltip]="true"></app-time>

frontend/src/app/components/push-transaction/push-transaction.component.scss

@@ -0,0 +1,34 @@
+.accept-results {
+  td, th {
+    &.allowed {
+      width: 10%;
+      text-align: center;
+    }
+    &.txid {
+      width: 50%;
+    }
+    &.rate {
+      width: 20%;
+      text-align: right;
+      white-space: wrap;
+    }
+    &.reason {
+      width: 20%;
+      text-align: right;
+      white-space: wrap;
+    }
+  }
+
+  @media (max-width: 950px) {
+    table-layout: auto;
+
+    td, th {
+      &.allowed {
+        width: 100px;
+      }
+      &.txid {
+        max-width: 200px;
+      }
+    }
+  }
+}

frontend/src/app/components/server-health/server-health.component.html

@@ -19,6 +19,9 @@
             <th class="rtt only-small">RTT</th>
             <th class="rtt only-large">RTT</th>
             <th class="height">Height</th>
+            <th class="frontend only-large">Front</th>
+            <th class="backend only-large">Back</th>
+            <th class="electrs only-large">Electrs</th>
           </tr>
           <tr *ngFor="let host of hosts; let i = index; trackBy: trackByFn">
             <td class="rank">{{ i + 1 }}</td>
@@ -28,6 +31,15 @@
             <td class="rtt only-small">{{ (host.rtt / 1000) | number : '1.1-1' }} {{ host.rtt == null ? '' : 's'}} {{ !host.checked ? '⏳' : (host.unreachable ? '🔥' : '✅') }}</td>
             <td class="rtt only-large">{{ host.rtt | number : '1.0-0' }} {{ host.rtt == null ? '' : 'ms'}} {{ !host.checked ? '⏳' : (host.unreachable ? '🔥' : '✅') }}</td>
             <td class="height">{{ host.latestHeight }} {{ !host.checked ? '⏳' : (host.outOfSync ? '🚫' : (host.latestHeight && host.latestHeight < maxHeight ? '🟧' : '✅')) }}</td>
+            <ng-container *ngFor="let type of ['frontend', 'backend', 'electrs']">
+              <td class="{{type}} only-large" [style.background-color]="host.hashes?.[type] ? '#' + host.hashes[type].slice(0, 6) : ''">
+                @if (host.hashes?.[type]) {
+                  <a [style.color]="'white'" href="https://github.com/mempool/{{type === 'electrs' ? 'electrs' : 'mempool'}}/commit/{{ host.hashes[type] }}" target="_blank">{{ host.hashes[type].slice(0, 8) || '?' }}</a>
+                } @else {
+                  <span>?</span>
+                }
+              </td>
+            </ng-container>
           </tr>
         </tbody>
       </table>

frontend/src/app/components/server-health/server-health.component.scss

@@ -9,7 +9,7 @@
   }
 
   .status-panel {
-    max-width: 720px;
+    max-width: 1000px;
     margin: auto;
     padding: 1em;
     background: var(--box-bg);

frontend/src/app/components/timezone-selector/timezone-selector.component.html

@@ -0,0 +1,8 @@
+<div [formGroup]="timezoneForm" class="text-small text-center">
+    <select formControlName="mode" class="custom-select custom-select-sm form-control-secondary form-control mx-auto" style="width: 110px;" (change)="changeMode()">
+        <option value="local">UTC{{ localTimezoneOffset !== '+0' ? localTimezoneOffset : '' }} {{ localTimezoneName ? '- ' + localTimezoneName : '' }}</option>
+        <option value="+0" *ngIf="localTimezoneOffset !== '+0'">UTC - Greenwich Mean Time (GMT)</option>
+        <option disabled>────</option>
+        <option *ngFor="let timezone of timezones" [value]="timezone.offset">UTC{{ timezone.offset !== '+0' ? timezone.offset : '' }} - {{ timezone.name }}</option>
+    </select>
+</div>

frontend/src/app/components/timezone-selector/timezone-selector.component.ts

@@ -0,0 +1,58 @@
+import { ChangeDetectionStrategy, Component, OnInit } from '@angular/core';
+import { UntypedFormBuilder, UntypedFormGroup } from '@angular/forms';
+import { StorageService } from '@app/services/storage.service';
+import { StateService } from '@app/services/state.service';
+import { timezones } from '@app/app.constants';
+
+
+@Component({
+  selector: 'app-timezone-selector',
+  templateUrl: './timezone-selector.component.html',
+  styleUrls: ['./timezone-selector.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush
+})
+export class TimezoneSelectorComponent implements OnInit {
+  timezoneForm: UntypedFormGroup;
+  timezones = timezones;
+  localTimezoneOffset: string = '';
+  localTimezoneName: string;
+
+  constructor(
+    private formBuilder: UntypedFormBuilder,
+    private stateService: StateService,
+    private storageService: StorageService,
+  ) { }
+
+  ngOnInit() {
+    this.setLocalTimezone();
+    this.timezoneForm = this.formBuilder.group({
+      mode: ['local'],
+    });
+    this.stateService.timezone$.subscribe((mode) => {
+      this.timezoneForm.get('mode')?.setValue(mode);
+    });
+  }
+
+  changeMode() {
+    const newMode = this.timezoneForm.get('mode')?.value;
+    this.storageService.setValue('timezone-preference', newMode);
+    this.stateService.timezone$.next(newMode);
+  }
+
+  setLocalTimezone() {
+    const offset = new Date().getTimezoneOffset();
+    const sign = offset <= 0 ? "+" : "-";
+    const absOffset = Math.abs(offset);
+    const hours = String(Math.floor(absOffset / 60));
+    const minutes = String(absOffset % 60).padStart(2, '0');
+    if (minutes === '00') {
+      this.localTimezoneOffset = `${sign}${hours}`;
+    } else {
+      this.localTimezoneOffset = `${sign}${hours.padStart(2, '0')}:${minutes}`;
+    }
+
+    const timezone = this.timezones.find(tz => tz.offset === this.localTimezoneOffset);
+    this.timezones = this.timezones.filter(tz => tz.offset !== this.localTimezoneOffset && tz.offset !== '+0');
+    this.localTimezoneName = timezone ? timezone.name : '';
+  }
+}

frontend/src/app/components/tracker/tracker.component.html

@@ -88,7 +88,7 @@
           <div class="field narrower mt-2">
             <div class="label" i18n="transaction.confirmed-at">Confirmed at</div>
             <div class="value">
-              &lrm;{{ tx.status.block_time * 1000 | date:'yyyy-MM-dd HH:mm' }}
+              <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm'" [unixTime]="tx.status.block_time" [hideTimeSince]="true"></app-timestamp>
               <div class="lg-inline">
                 <i class="symbol">(<app-time kind="since" [time]="tx.status.block_time" [fastRender]="true" [showTooltip]="true"></app-time>)</i>
               </div>

frontend/src/app/components/transaction/cpfp-info.component.html

@@ -0,0 +1,56 @@
+<br>
+<div class="title">
+  <h2 class="text-left" i18n="transaction.related-transactions|CPFP List">Related Transactions</h2>
+</div>
+<div class="box cpfp-details">
+  <table class="table table-fixed table-borderless table-striped">
+    <thead>
+      <tr>
+        <th i18n="transactions-list.vout.scriptpubkey-type">Type</th>
+        <th class="txids" i18n="dashboard.latest-transactions.txid">TXID</th>
+        <th *only-vsize class="d-none d-lg-table-cell" i18n="transaction.vsize|Transaction Virtual Size">Virtual size</th>
+        <th *only-weight class="d-none d-lg-table-cell" i18n="transaction.weight|Transaction Weight">Weight</th>
+        <th i18n="transaction.fee-rate|Transaction fee rate">Fee rate</th>
+        <th class="d-none d-lg-table-cell"></th>
+      </tr>
+    </thead>
+    <tbody>
+      <ng-template [ngIf]="cpfpInfo?.descendants?.length">
+        <tr *ngFor="let cpfpTx of cpfpInfo.descendants">
+          <td><span class="badge badge-primary" i18n="transaction.descendant|Descendant">Descendant</span></td>
+          <td>
+            <app-truncate [text]="cpfpTx.txid" [link]="['/tx' | relativeUrl, cpfpTx.txid]"></app-truncate>
+          </td>
+          <td *only-vsize class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight / 4 | vbytes: 2"></td>
+          <td *only-weight class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight | wuBytes: 2"></td>
+          <td><app-fee-rate [fee]="cpfpTx.fee" [weight]="cpfpTx.weight"></app-fee-rate></td>
+          <td class="d-none d-lg-table-cell"><fa-icon  *ngIf="roundToOneDecimal(cpfpTx) > roundToOneDecimal(tx)"  class="arrow-green" [icon]="['fas', 'angle-double-up']" [fixedWidth]="true"></fa-icon></td>
+        </tr>
+      </ng-template>
+      <ng-template [ngIf]="cpfpInfo?.bestDescendant">
+        <tr>
+          <td><span class="badge badge-success" i18n="transaction.descendant|Descendant">Descendant</span></td>
+          <td class="txids">
+            <app-truncate [text]="cpfpInfo.bestDescendant.txid" [link]="['/tx' | relativeUrl, cpfpInfo.bestDescendant.txid]"></app-truncate>
+          </td>
+          <td *only-vsize class="d-none d-lg-table-cell" [innerHTML]="cpfpInfo.bestDescendant.weight / 4 | vbytes: 2"></td>
+          <td *only-weight class="d-none d-lg-table-cell" [innerHTML]="cpfpInfo.bestDescendant.weight | wuBytes: 2"></td>
+          <td><app-fee-rate [fee]="cpfpInfo.bestDescendant.fee" [weight]="cpfpInfo.bestDescendant.weight"></app-fee-rate></td>
+          <td class="d-none d-lg-table-cell"><fa-icon class="arrow-green" [icon]="['fas', 'angle-double-up']" [fixedWidth]="true"></fa-icon></td>
+        </tr>
+      </ng-template>
+      <ng-template [ngIf]="cpfpInfo?.ancestors?.length">
+        <tr *ngFor="let cpfpTx of cpfpInfo.ancestors">
+          <td><span class="badge badge-primary" i18n="transaction.ancestor|Transaction Ancestor">Ancestor</span></td>
+          <td class="txids">
+            <app-truncate [text]="cpfpTx.txid" [link]="['/tx' | relativeUrl, cpfpTx.txid]"></app-truncate>
+          </td>
+          <td *only-vsize class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight / 4 | vbytes: 2"></td>
+          <td *only-weight class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight | wuBytes: 2"></td>
+          <td><app-fee-rate [fee]="cpfpTx.fee" [weight]="cpfpTx.weight"></app-fee-rate></td>
+          <td class="d-none d-lg-table-cell"><fa-icon *ngIf="roundToOneDecimal(cpfpTx) < roundToOneDecimal(tx)" class="arrow-red" [icon]="['fas', 'angle-double-down']" [fixedWidth]="true"></fa-icon></td>
+        </tr>
+      </ng-template>
+    </tbody>
+  </table>
+</div>

frontend/src/app/components/transaction/cpfp-info.component.scss

@@ -0,0 +1,32 @@
+.title {
+  h2 {
+    line-height: 1;
+    margin: 0;
+    padding-bottom: 5px;
+  }
+}
+
+.cpfp-details {
+  .txids {
+    width: 60%;
+  }
+
+  @media (max-width: 500px) {
+    .txids {
+      width: 40%;
+    }
+  }
+}
+
+.arrow-green {
+	color: var(--success);
+}
+
+.arrow-red {
+	color: var(--red);
+}
+
+.badge {
+	position: relative;
+	top: -1px;
+}

frontend/src/app/components/transaction/cpfp-info.component.ts

@@ -0,0 +1,22 @@
+import { Component, OnInit, Input, ChangeDetectionStrategy } from '@angular/core';
+import { CpfpInfo } from '@interfaces/node-api.interface';
+import { Transaction } from '@interfaces/electrs.interface';
+
+@Component({
+  selector: 'app-cpfp-info',
+  templateUrl: './cpfp-info.component.html',
+  styleUrls: ['./cpfp-info.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush
+})
+export class CpfpInfoComponent implements OnInit {
+  @Input() cpfpInfo: CpfpInfo;
+  @Input() tx: Transaction;
+
+  constructor() {}
+
+  ngOnInit(): void {}
+
+  roundToOneDecimal(cpfpTx: any): number {
+    return +(cpfpTx.fee / (cpfpTx.weight / 4)).toFixed(1);
+  }
+}

frontend/src/app/components/transaction/transaction-details/transaction-details.component.html

@@ -61,10 +61,7 @@
     <tr>
       <td i18n="block.timestamp">Timestamp</td>
       <td>
-        &lrm;{{ tx.status.block_time * 1000 | date:'yyyy-MM-dd HH:mm:ss' }}
-        <div class="lg-inline">
-          <i class="symbol">(<app-time kind="since" [time]="tx.status.block_time" [fastRender]="true"></app-time>)</i>
-        </div>
+        <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm:ss'" [unixTime]="tx.status.block_time"></app-timestamp>
       </td>
     </tr>
   } @else {
@@ -217,10 +214,10 @@
     <tr>
       <td class="td-width" i18n="transaction.fee|Transaction fee">Fee</td>
       <td class="text-wrap">{{ tx.fee | number }} <span class="symbol" i18n="shared.sats">sats</span>
-        @if (accelerationInfo?.bidBoost ?? tx.feeDelta > 0) {
+        @if (isAcceleration && accelerationInfo?.bidBoost ?? tx.feeDelta > 0) {
           <span class="oobFees" i18n-ngbTooltip="Acceleration Fees" ngbTooltip="Acceleration fees paid out-of-band"> +{{ accelerationInfo?.bidBoost ?? tx.feeDelta | number }} </span><span class="symbol" i18n="shared.sats">sats</span>
         }
-        <span class="fiat"><app-fiat [blockConversion]="tx.price" [value]="tx.fee + ((accelerationInfo?.bidBoost ?? tx.feeDelta) || 0)"></app-fiat></span>
+        <span class="fiat"><app-fiat [blockConversion]="tx.price" [value]="tx.fee + (isAcceleration ? ((accelerationInfo?.bidBoost ?? tx.feeDelta) || 0) : 0)"></app-fiat></span>
       </td>
     </tr>
   } @else {
@@ -247,7 +244,7 @@
 
 <ng-template #effectiveRateRow>
   @if (!isLoadingTx) {
-    @if ((cpfpInfo && hasEffectiveFeeRate) || accelerationInfo) {
+    @if ((cpfpInfo && hasEffectiveFeeRate) || (accelerationInfo && isAcceleration)) {
       <tr>
         @if (isAcceleration) {
           <td i18n="transaction.accelerated-fee-rate|Accelerated transaction fee rate">Accelerated fee rate</td>
@@ -280,7 +277,7 @@
 <ng-template #acceleratingRow>
   <tr>
     <td rowspan="2" colspan="2" style="padding: 0;">
-      <app-active-acceleration-box [acceleratedBy]="tx.acceleratedBy" [effectiveFeeRate]="tx.effectiveFeePerVsize" [accelerationInfo]="accelerationInfo" [miningStats]="miningStats" [hasCpfp]="hasCpfp" (toggleCpfp)="showCpfpDetails = !showCpfpDetails" [chartPositionLeft]="isMobile"></app-active-acceleration-box>
+      <app-active-acceleration-box [acceleratedBy]="tx.acceleratedBy" [effectiveFeeRate]="tx.effectiveFeePerVsize" [accelerationInfo]="accelerationInfo" [miningStats]="miningStats" [hasCpfp]="hasCpfp" (toggleCpfp)="toggleCpfp()" [chartPositionLeft]="isMobile"></app-active-acceleration-box>
     </td>
   </tr>
   <tr></tr>

frontend/src/app/components/transaction/transaction-details/transaction-details.component.ts

@@ -29,7 +29,6 @@ export class TransactionDetailsComponent implements OnInit {
   @Input() hasEffectiveFeeRate: boolean;
   @Input() cpfpInfo: CpfpInfo;
   @Input() hasCpfp: boolean;
-  @Input() showCpfpDetails: boolean;
   @Input() accelerationInfo: Acceleration;
   @Input() acceleratorAvailable: boolean;
   @Input() accelerateCtaType: string;
@@ -51,7 +50,7 @@ export class TransactionDetailsComponent implements OnInit {
     this.accelerateClicked.emit(true);
   }
 
-    toggleCpfp(): void {
+  toggleCpfp(): void {
     this.toggleCpfp$.emit();
   }
 }

frontend/src/app/components/transaction/transaction-raw.component.html

@@ -0,0 +1,205 @@
+<div class="container-xl">
+
+  @if (!transaction) {
+
+    <h1 style="margin-top: 19px;" i18n="shared.preview-transaction|Preview Transaction">Preview Transaction</h1>
+
+    <form [formGroup]="pushTxForm" (submit)="decodeTransaction()" novalidate>
+      <div class="mb-3">
+        <textarea formControlName="txRaw" class="form-control" rows="5" i18n-placeholder="transaction.hex" placeholder="Transaction hex"></textarea>
+      </div>
+      <button [disabled]="isLoading" type="submit" class="btn btn-primary mr-2" i18n="shared.preview-transaction|Preview Transaction">Preview Transaction</button>
+      <input type="checkbox" [checked]="!offlineMode" id="offline-mode" (change)="onOfflineModeChange($event)">
+      <label class="label" for="offline-mode">
+        <span i18n="transaction.fetch-prevout-data">Fetch prevout data</span>
+      </label>
+      <p *ngIf="error" class="red-color d-inline">Error decoding transaction, reason: {{ error }}</p>
+    </form>
+  }
+
+  @if (transaction && !error && !isLoading) {
+    <div class="title-block">
+      <h1 i18n="shared.preview-transaction|Preview Transaction">Preview Transaction</h1>
+
+      <span class="tx-link">
+        <span class="txid">
+          <app-truncate [text]="transaction.txid" [lastChars]="12" [link]="['/tx/' | relativeUrl, transaction.txid]" [disabled]="!successBroadcast">
+            <app-clipboard [text]="transaction.txid"></app-clipboard>
+          </app-truncate>
+        </span>
+      </span>
+
+      <div class="container-buttons">
+        <button *ngIf="!successBroadcast" [disabled]="isLoadingBroadcast" type="button" class="btn btn-sm btn-primary" i18n="transaction.broadcast|Broadcast" (click)="postTx()">Broadcast</button>
+        <button *ngIf="successBroadcast" type="button" class="btn btn-sm btn-success no-cursor" i18n="transaction.broadcasted|Broadcasted">Broadcasted</button>
+        <button class="btn btn-sm" style="margin-left: 10px; padding: 0;" (click)="resetForm()">&#10005;</button>
+      </div>
+
+    </div>
+
+    <p class="red-color d-inline">{{ errorBroadcast }}</p>
+
+    <div class="clearfix"></div>
+
+    @if (!hasPrevouts) {
+      <div class="alert alert-mempool">
+        @if (offlineMode) {
+          <span><strong>Prevouts are not loaded, some fields like fee rate cannot be displayed.</strong></span>
+        } @else {
+          <span><strong>Error loading prevouts</strong>. {{ errorPrevouts ? 'Reason: ' + errorPrevouts : '' }}</span>
+        }
+      </div>
+    }
+
+    @if (errorCpfpInfo) {
+      <div class="alert alert-mempool">
+        <span><strong>Error loading CPFP data</strong>. Reason: {{ errorCpfpInfo }}</span>
+      </div>
+    }
+
+    <app-transaction-details
+      [network]="stateService.network"
+      [tx]="transaction"
+      [isLoadingTx]="false"
+      [isMobile]="isMobile"
+      [isLoadingFirstSeen]="false"
+      [featuresEnabled]="true"
+      [filters]="filters"
+      [hasEffectiveFeeRate]="false"
+      [cpfpInfo]="null"
+      [ETA$]="ETA$"
+      [hasEffectiveFeeRate]="hasEffectiveFeeRate"
+      [cpfpInfo]="cpfpInfo"
+      [hasCpfp]="hasCpfp"
+      (toggleCpfp$)="this.showCpfpDetails = !this.showCpfpDetails"
+    ></app-transaction-details>
+  
+    <app-cpfp-info *ngIf="showCpfpDetails" [cpfpInfo]="cpfpInfo" [tx]="transaction"></app-cpfp-info>
+    <br>
+
+    <ng-container *ngIf="flowEnabled; else flowPlaceholder">
+      <div class="title float-left">
+        <h2 id="flow" i18n="transaction.flow|Transaction flow">Flow</h2>
+      </div>
+
+      <button type="button" class="btn btn-outline-info flow-toggle btn-sm float-right" (click)="toggleGraph()" i18n="hide-diagram">Hide diagram</button>
+
+      <div class="clearfix"></div>
+
+      <div class="box">
+        <div class="graph-container" #graphContainer>
+          <tx-bowtie-graph
+            [tx]="transaction"
+            [cached]="true"
+            [width]="graphWidth"
+            [height]="graphHeight"
+            [lineLimit]="inOutLimit"
+            [maxStrands]="graphExpanded ? maxInOut : 24"
+            [network]="stateService.network"
+            [tooltip]="true"
+            [connectors]="true"
+            [inputIndex]="null" [outputIndex]="null"
+          >
+          </tx-bowtie-graph>
+        </div>
+        <div class="toggle-wrapper" *ngIf="maxInOut > 24">
+          <button class="btn btn-sm btn-primary graph-toggle" (click)="expandGraph();" *ngIf="!graphExpanded; else collapseBtn"><span i18n="show-more">Show more</span></button>
+          <ng-template #collapseBtn>
+            <button class="btn btn-sm btn-primary graph-toggle" (click)="collapseGraph();"><span i18n="show-less">Show less</span></button>
+          </ng-template>
+        </div>
+      </div>
+
+      <br>
+    </ng-container>
+    <ng-template #flowPlaceholder>
+      <div class="box hidden">
+        <div class="graph-container" #graphContainer>
+        </div>
+      </div>
+    </ng-template>
+
+    <div class="subtitle-block">
+      <div class="title">
+        <h2 i18n="transaction.inputs-and-outputs|Transaction inputs and outputs">Inputs & Outputs</h2>
+      </div>
+
+      <div class="title-buttons">
+        <button *ngIf="!flowEnabled" type="button" class="btn btn-outline-info flow-toggle btn-sm" (click)="toggleGraph()" i18n="show-diagram">Show diagram</button>
+        <button type="button" class="btn btn-outline-info btn-sm" (click)="txList.toggleDetails()" i18n="transaction.details|Transaction Details">Details</button>
+      </div>
+    </div>
+
+
+    <app-transactions-list #txList [transactions]="[transaction]" [transactionPage]="true" [txPreview]="true"></app-transactions-list>
+
+    <div class="title text-left">
+      <h2 i18n="transaction.details|Transaction Details">Details</h2>
+    </div>
+    <div class="box">
+      <div class="row">
+        <div class="col-sm">
+          <table class="table table-borderless table-striped">
+            <tbody>
+              <tr>
+                <td i18n="block.size">Size</td>
+                <td [innerHTML]="'&lrm;' + (transaction.size | bytes: 2)"></td>
+              </tr>
+              <tr>
+                <td i18n="transaction.vsize|Transaction Virtual Size">Virtual size</td>
+                <td [innerHTML]="'&lrm;' + (transaction.weight / 4 | vbytes: 2)"></td>
+              </tr>
+              <tr *ngIf="adjustedVsize">
+                <td><ng-container i18n="transaction.adjusted-vsize|Transaction Adjusted VSize">Adjusted vsize</ng-container>
+                  <a class="info-link" [routerLink]="['/docs/faq/' | relativeUrl]" fragment="what-is-adjusted-vsize">
+                    <fa-icon [icon]="['fas', 'info-circle']" [fixedWidth]="true"></fa-icon>
+                  </a>
+                </td>
+                <td [innerHTML]="'&lrm;' + (adjustedVsize | vbytes: 2)"></td>
+              </tr>
+              <tr>
+                <td i18n="block.weight">Weight</td>
+                <td [innerHTML]="'&lrm;' + (transaction.weight | wuBytes: 2)"></td>
+              </tr>
+            </tbody>
+          </table>
+        </div>
+        <div class="col-sm">
+          <table class="table table-borderless table-striped">
+            <tbody>
+              <tr>
+                <td i18n="transaction.version">Version</td>
+                <td [innerHTML]="'&lrm;' + (transaction.version | number)"></td>
+              </tr>
+              <tr>
+                <td i18n="transaction.locktime">Locktime</td>
+                <td [innerHTML]="'&lrm;' + (transaction.locktime | number)"></td>
+              </tr>
+              <tr *ngIf="transaction.sigops >= 0">
+                <td><ng-container i18n="transaction.sigops|Transaction Sigops">Sigops</ng-container>
+                  <a class="info-link" [routerLink]="['/docs/faq/' | relativeUrl]" fragment="what-are-sigops">
+                    <fa-icon [icon]="['fas', 'info-circle']" [fixedWidth]="true"></fa-icon>
+                  </a>
+                </td>
+                <td [innerHTML]="'&lrm;' + (transaction.sigops | number)"></td>
+              </tr>
+              <tr>
+                <td i18n="transaction.hex">Transaction hex</td>
+                <td><app-clipboard [text]="pushTxForm.get('txRaw').value" [leftPadding]="false"></app-clipboard></td>
+              </tr>
+            </tbody>
+          </table>
+        </div>
+      </div>
+    </div>
+  }
+
+  @if (isLoading) {
+    <div class="text-center">
+      <div class="spinner-border text-light mt-2 mb-2"></div>
+      <h3 i18n="transaction.error.loading-prevouts">
+        Loading {{ isLoadingPrevouts ? 'transaction prevouts' : isLoadingCpfpInfo ? 'CPFP' : '' }}
+      </h3>
+    </div>
+  }
+</div>

frontend/src/app/components/transaction/transaction-raw.component.scss

@@ -0,0 +1,194 @@
+.label {
+  margin: 0 5px;
+}
+
+.container-buttons {
+  align-self: center;
+}
+
+.title-block {
+  flex-wrap: wrap;
+  align-items: baseline;
+  @media (min-width: 650px) {
+    flex-direction: row;
+  }
+  h1 {
+    margin: 0rem;
+    margin-right: 15px;
+    line-height: 1;
+  }
+}
+
+.tx-link {
+  display: flex;
+  flex-direction: row;
+  justify-content: flex-start;
+  align-items: baseline;
+  width: 0;
+  max-width: 100%;
+  margin-right: 0px;
+  margin-bottom: 0px;
+  margin-top: 8px;
+  @media (min-width: 651px) {
+    flex-grow: 1;
+    margin-bottom: 0px;
+    margin-right: 1em;
+    top: 1px;
+    position: relative;
+  }
+  @media (max-width: 650px) {
+    width: 100%;
+    order: 3;
+  }
+
+  .txid {
+    width: 200px;
+    min-width: 200px;
+    flex-grow: 1;
+  }
+}
+
+.container-xl {
+	margin-bottom: 40px;
+}
+
+.row {
+	flex-direction: column;
+	@media (min-width: 850px) {
+		flex-direction: row;
+	}
+}
+
+.box.hidden {
+  visibility: hidden;
+  height: 0px;
+  padding-top: 0px;
+  padding-bottom: 0px;
+  margin-top: 0px;
+  margin-bottom: 0px;
+}
+
+.graph-container {
+  position: relative;
+  width: 100%;
+  background: var(--stat-box-bg);
+  padding: 10px 0;
+  padding-bottom: 0;
+}
+
+.toggle-wrapper {
+  width: 100%;
+  text-align: center;
+  margin: 1.25em 0 0;
+}
+
+.graph-toggle {
+  margin: auto;
+}
+
+.table {
+  tr td {
+		padding: 0.75rem 0.5rem;
+		@media (min-width: 576px) {
+			padding: 0.75rem 0.75rem;
+		}
+		&:last-child {
+			text-align: right;
+			@media (min-width: 850px) {
+        text-align: left;
+			}
+		}
+		.btn {
+			display: block;
+		}
+
+    &.wrap-cell {
+      white-space: normal;
+    }
+	}
+}
+
+.effective-fee-container {
+	display: block;
+	@media (min-width: 768px){
+		display: inline-block;
+	}
+  @media (max-width: 425px){
+		display: flex;
+    flex-direction: column;
+	}
+}
+
+.effective-fee-rating {
+  @media (max-width: 767px){
+    margin-right: 0px !important;
+  }
+}
+
+.title {
+  h2 {
+    line-height: 1;
+    margin: 0;
+    padding-bottom: 5px;
+  }
+}
+
+.btn-outline-info {
+	margin-top: 5px;
+	@media (min-width: 768px){
+		margin-top: 0px;
+	}
+}
+
+.flow-toggle {
+  margin-top: -5px;
+  margin-left: 10px;
+	@media (min-width: 768px){
+		display: inline-block;
+    margin-top: 0px;
+    margin-bottom: 0px;
+	}
+}
+
+.subtitle-block {
+  display: flex;
+  flex-direction: row;
+  align-items: baseline;
+  justify-content: space-between;
+
+  .title {
+    flex-shrink: 0;
+  }
+
+  .title-buttons {
+    flex-shrink: 1;
+    text-align: right;
+    .btn {
+      margin-top: 0;
+      margin-bottom: 8px;
+      margin-left: 8px;
+    }
+  }
+}
+
+.cpfp-details {
+  .txids {
+    width: 60%;
+  }
+
+  @media (max-width: 500px) {
+    .txids {
+      width: 40%;
+    }
+  }
+}
+
+.disabled {
+  opacity: 0.5;
+  pointer-events: none;
+}
+
+.no-cursor {
+  cursor: default !important;
+  pointer-events: none;
+}

frontend/src/app/components/transaction/transaction-raw.component.ts

@@ -0,0 +1,328 @@
+import { Component, OnInit, HostListener, ViewChild, ElementRef, OnDestroy } from '@angular/core';
+import { Transaction, Vout } from '@interfaces/electrs.interface';
+import { StateService } from '../../services/state.service';
+import { Filter, toFilters } from '../../shared/filters.utils';
+import { decodeRawTransaction, getTransactionFlags, addInnerScriptsToVin, countSigops } from '../../shared/transaction.utils';
+import { ETA, EtaService } from '../../services/eta.service';
+import { combineLatest, firstValueFrom, map, Observable, startWith, Subscription } from 'rxjs';
+import { WebsocketService } from '../../services/websocket.service';
+import { ActivatedRoute, Router } from '@angular/router';
+import { UntypedFormBuilder, UntypedFormGroup, Validators } from '@angular/forms';
+import { ElectrsApiService } from '../../services/electrs-api.service';
+import { SeoService } from '../../services/seo.service';
+import { seoDescriptionNetwork } from '@app/shared/common.utils';
+import { ApiService } from '../../services/api.service';
+import { RelativeUrlPipe } from '@app/shared/pipes/relative-url/relative-url.pipe';
+import { CpfpInfo } from '../../interfaces/node-api.interface';
+
+@Component({
+  selector: 'app-transaction-raw',
+  templateUrl: './transaction-raw.component.html',
+  styleUrls: ['./transaction-raw.component.scss'],
+})
+export class TransactionRawComponent implements OnInit, OnDestroy {
+
+  pushTxForm: UntypedFormGroup;
+  isLoading: boolean;
+  isLoadingPrevouts: boolean;
+  isLoadingCpfpInfo: boolean;
+  offlineMode: boolean = false;
+  transaction: Transaction;
+  error: string;
+  errorPrevouts: string;
+  errorCpfpInfo: string;
+  hasPrevouts: boolean;
+  missingPrevouts: string[];
+  isLoadingBroadcast: boolean;
+  errorBroadcast: string;
+  successBroadcast: boolean;
+
+  isMobile: boolean;
+  @ViewChild('graphContainer')
+  graphContainer: ElementRef;
+  graphExpanded: boolean = false;
+  graphWidth: number = 1068;
+  graphHeight: number = 360;
+  inOutLimit: number = 150;
+  maxInOut: number = 0;
+  flowPrefSubscription: Subscription;
+  hideFlow: boolean = this.stateService.hideFlow.value;
+  flowEnabled: boolean;
+  adjustedVsize: number;
+  filters: Filter[] = [];
+  hasEffectiveFeeRate: boolean;
+  fetchCpfp: boolean;
+  cpfpInfo: CpfpInfo | null;
+  hasCpfp: boolean = false;
+  showCpfpDetails = false;
+  ETA$: Observable<ETA | null>;
+  mempoolBlocksSubscription: Subscription;
+
+  constructor(
+    public route: ActivatedRoute,
+    public router: Router,
+    public stateService: StateService,
+    public etaService: EtaService,
+    public electrsApi: ElectrsApiService,
+    public websocketService: WebsocketService,
+    public formBuilder: UntypedFormBuilder,
+    public seoService: SeoService,
+    public apiService: ApiService,
+    public relativeUrlPipe: RelativeUrlPipe,
+  ) {}
+
+  ngOnInit(): void {
+    this.seoService.setTitle($localize`:@@meta.title.preview-tx:Preview Transaction`);
+    this.seoService.setDescription($localize`:@@meta.description.preview-tx:Preview a transaction to the Bitcoin${seoDescriptionNetwork(this.stateService.network)} network using the transaction's raw hex data.`);
+    this.websocketService.want(['blocks', 'mempool-blocks']);
+    this.pushTxForm = this.formBuilder.group({
+      txRaw: ['', Validators.required],
+    });
+  }
+
+  async decodeTransaction(): Promise<void> {
+    this.resetState();
+    this.isLoading = true;
+    try {
+      const tx = decodeRawTransaction(this.pushTxForm.get('txRaw').value, this.stateService.network);
+      await this.fetchPrevouts(tx);
+      await this.fetchCpfpInfo(tx);
+      this.processTransaction(tx);
+    } catch (error) {
+      this.error = error.message;
+    } finally {
+      this.isLoading = false;
+    }
+  }
+
+  async fetchPrevouts(transaction: Transaction): Promise<void> {
+    if (this.offlineMode) {
+      return;
+    }
+
+    const prevoutsToFetch = transaction.vin.map((input) => ({ txid: input.txid, vout: input.vout }));
+
+    if (!prevoutsToFetch.length || transaction.vin[0].is_coinbase) {
+      this.hasPrevouts = true;
+      return;
+    }
+
+    try {
+      this.missingPrevouts = [];
+      this.isLoadingPrevouts = true;
+
+      const prevouts: { prevout: Vout, unconfirmed: boolean }[] = await firstValueFrom(this.apiService.getPrevouts$(prevoutsToFetch));
+
+      if (prevouts?.length !== prevoutsToFetch.length) {
+        throw new Error();
+      }
+
+      transaction.vin = transaction.vin.map((input, index) => {
+        if (prevouts[index]) {
+          input.prevout = prevouts[index].prevout;
+          addInnerScriptsToVin(input);
+        } else {
+          this.missingPrevouts.push(`${input.txid}:${input.vout}`);
+        }
+        return input;
+      });
+
+      if (this.missingPrevouts.length) {
+        throw new Error(`Some prevouts do not exist or are already spent (${this.missingPrevouts.length})`);
+      }
+
+      transaction.fee = transaction.vin.some(input => input.is_coinbase)
+        ? 0
+        : transaction.vin.reduce((fee, input) => {
+          return fee + (input.prevout?.value || 0);
+        }, 0) - transaction.vout.reduce((sum, output) => sum + output.value, 0);
+      transaction.feePerVsize = transaction.fee / (transaction.weight / 4);
+      transaction.sigops = countSigops(transaction);
+
+      this.hasPrevouts = true;
+      this.isLoadingPrevouts = false;
+      this.fetchCpfp = prevouts.some(prevout => prevout?.unconfirmed);
+    } catch (error) {
+      console.log(error);
+      this.errorPrevouts = error?.error?.error || error?.message;
+      this.isLoadingPrevouts = false;
+    }
+  }
+
+  async fetchCpfpInfo(transaction: Transaction): Promise<void> {
+    // Fetch potential cpfp data if all prevouts were parsed successfully and at least one of them is unconfirmed
+    if (this.hasPrevouts && this.fetchCpfp) {
+      try {
+        this.isLoadingCpfpInfo = true;
+        const cpfpInfo: CpfpInfo[] = await firstValueFrom(this.apiService.getCpfpLocalTx$([{
+          txid: transaction.txid,
+          weight: transaction.weight,
+          sigops: transaction.sigops,
+          fee: transaction.fee,
+          vin: transaction.vin,
+          vout: transaction.vout
+        }]));
+
+        if (cpfpInfo?.[0]?.ancestors?.length) {
+          const { ancestors, effectiveFeePerVsize } = cpfpInfo[0];
+          transaction.effectiveFeePerVsize = effectiveFeePerVsize;
+          this.cpfpInfo = { ancestors, effectiveFeePerVsize };
+          this.hasCpfp = true;
+          this.hasEffectiveFeeRate = true;
+        }
+        this.isLoadingCpfpInfo = false;
+      } catch (error) {
+        this.errorCpfpInfo = error?.error?.error || error?.message;
+        this.isLoadingCpfpInfo = false;
+      }
+    }
+  }
+
+  processTransaction(tx: Transaction): void {
+    this.transaction = tx;
+
+    this.transaction.flags = getTransactionFlags(this.transaction, null, null, null, this.stateService.network);
+    this.filters = this.transaction.flags ? toFilters(this.transaction.flags).filter(f => f.txPage) : [];
+    if (this.transaction.sigops >= 0) {
+      this.adjustedVsize = Math.max(this.transaction.weight / 4, this.transaction.sigops * 5);
+    }
+
+    this.setupGraph();
+    this.setFlowEnabled();
+    this.flowPrefSubscription = this.stateService.hideFlow.subscribe((hide) => {
+      this.hideFlow = !!hide;
+      this.setFlowEnabled();
+    });
+    this.setGraphSize();
+
+    this.ETA$ = combineLatest([
+      this.stateService.mempoolBlocks$.pipe(startWith(null)),
+      this.stateService.difficultyAdjustment$.pipe(startWith(null)),
+    ]).pipe(
+      map(([mempoolBlocks, da]) => {
+        return this.etaService.calculateETA(
+          this.stateService.network,
+          this.transaction,
+          mempoolBlocks,
+          null,
+          da,
+          null,
+          null,
+          null
+        );
+      })
+    );
+
+    this.mempoolBlocksSubscription = this.stateService.mempoolBlocks$.subscribe(() => {
+      if (this.transaction) {
+        this.stateService.markBlock$.next({
+          txid: this.transaction.txid,
+          txFeePerVSize: this.transaction.effectiveFeePerVsize || this.transaction.feePerVsize,
+        });
+      }
+    });
+  }
+
+  async postTx(): Promise<string> {
+    this.isLoadingBroadcast = true;
+    this.errorBroadcast = null;
+    return new Promise((resolve, reject) => {
+      this.apiService.postTransaction$(this.pushTxForm.get('txRaw').value)
+      .subscribe((result) => {
+        this.isLoadingBroadcast = false;
+        this.successBroadcast = true;
+        this.transaction.txid = result;
+        resolve(result);
+      },
+      (error) => {
+        if (typeof error.error === 'string') {
+          const matchText = error.error.replace(/\\/g, '').match('"message":"(.*?)"');
+          this.errorBroadcast = 'Failed to broadcast transaction, reason: ' + (matchText && matchText[1] || error.error);
+        } else if (error.message) {
+          this.errorBroadcast = 'Failed to broadcast transaction, reason: ' + error.message;
+        }
+        this.isLoadingBroadcast = false;
+        reject(this.error);
+      });
+    });
+  }
+
+  resetState() {
+    this.transaction = null;
+    this.error = null;
+    this.errorPrevouts = null;
+    this.errorBroadcast = null;
+    this.successBroadcast = false;
+    this.isLoading = false;
+    this.isLoadingPrevouts = false;
+    this.isLoadingCpfpInfo = false;
+    this.isLoadingBroadcast = false;
+    this.adjustedVsize = null;
+    this.showCpfpDetails = false;
+    this.hasCpfp = false;
+    this.fetchCpfp = false;
+    this.cpfpInfo = null;
+    this.hasEffectiveFeeRate = false;
+    this.filters = [];
+    this.hasPrevouts = false;
+    this.missingPrevouts = [];
+    this.stateService.markBlock$.next({});
+    this.mempoolBlocksSubscription?.unsubscribe();
+  }
+
+  resetForm() {
+    this.resetState();
+    this.pushTxForm.reset();
+  }
+
+  @HostListener('window:resize', ['$event'])
+  setGraphSize(): void {
+    this.isMobile = window.innerWidth < 850;
+    if (this.graphContainer?.nativeElement && this.stateService.isBrowser) {
+      setTimeout(() => {
+        if (this.graphContainer?.nativeElement?.clientWidth) {
+          this.graphWidth = this.graphContainer.nativeElement.clientWidth;
+        } else {
+          setTimeout(() => { this.setGraphSize(); }, 1);
+        }
+      }, 1);
+    } else {
+      setTimeout(() => { this.setGraphSize(); }, 1);
+    }
+  }
+
+  setupGraph() {
+    this.maxInOut = Math.min(this.inOutLimit, Math.max(this.transaction?.vin?.length || 1, this.transaction?.vout?.length + 1 || 1));
+    this.graphHeight = this.graphExpanded ? this.maxInOut * 15 : Math.min(360, this.maxInOut * 80);
+  }
+
+  toggleGraph() {
+    const showFlow = !this.flowEnabled;
+    this.stateService.hideFlow.next(!showFlow);
+  }
+
+  setFlowEnabled() {
+    this.flowEnabled = !this.hideFlow;
+  }
+
+  expandGraph() {
+    this.graphExpanded = true;
+    this.graphHeight = this.maxInOut * 15;
+  }
+
+  collapseGraph() {
+    this.graphExpanded = false;
+    this.graphHeight = Math.min(360, this.maxInOut * 80);
+  }
+
+  onOfflineModeChange(e): void {
+    this.offlineMode = !e.target.checked;
+  }
+
+  ngOnDestroy(): void {
+    this.mempoolBlocksSubscription?.unsubscribe();
+    this.flowPrefSubscription?.unsubscribe();
+    this.stateService.markBlock$.next({});
+  }
+
+}

frontend/src/app/components/transaction/transaction.component.html

@@ -52,7 +52,6 @@
       [hasEffectiveFeeRate]="hasEffectiveFeeRate"
       [cpfpInfo]="cpfpInfo"
       [hasCpfp]="hasCpfp"
-      [showCpfpDetails]="showCpfpDetails"
       [accelerationInfo]="accelerationInfo"
       [replaced]="replaced"
       [isCached]="isCached"
@@ -67,64 +66,7 @@
   <ng-template [ngIf]="!isLoadingTx && !error">
 
     <!-- CPFP Details -->
-    <ng-template [ngIf]="showCpfpDetails">
-      <br>
-      <div class="title">
-        <h2 class="text-left" i18n="transaction.related-transactions|CPFP List">Related Transactions</h2>
-      </div>
-      <div class="box cpfp-details">
-        <table class="table table-fixed table-borderless table-striped">
-          <thead>
-            <tr>
-              <th i18n="transactions-list.vout.scriptpubkey-type">Type</th>
-              <th class="txids" i18n="dashboard.latest-transactions.txid">TXID</th>
-              <th *only-vsize class="d-none d-lg-table-cell" i18n="transaction.vsize|Transaction Virtual Size">Virtual size</th>
-              <th *only-weight class="d-none d-lg-table-cell" i18n="transaction.weight|Transaction Weight">Weight</th>
-              <th i18n="transaction.fee-rate|Transaction fee rate">Fee rate</th>
-              <th class="d-none d-lg-table-cell"></th>
-            </tr>
-          </thead>
-          <tbody>
-            <ng-template [ngIf]="cpfpInfo?.descendants?.length">
-              <tr *ngFor="let cpfpTx of cpfpInfo.descendants">
-                <td><span class="badge badge-primary" i18n="transaction.descendant|Descendant">Descendant</span></td>
-                <td>
-                  <app-truncate [text]="cpfpTx.txid" [link]="['/tx' | relativeUrl, cpfpTx.txid]"></app-truncate>
-                </td>
-                <td *only-vsize class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight / 4 | vbytes: 2"></td>
-                <td *only-weight class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight | wuBytes: 2"></td>
-                <td><app-fee-rate [fee]="cpfpTx.fee" [weight]="cpfpTx.weight"></app-fee-rate></td>
-                <td class="d-none d-lg-table-cell"><fa-icon  *ngIf="roundToOneDecimal(cpfpTx) > roundToOneDecimal(tx)"  class="arrow-green" [icon]="['fas', 'angle-double-up']" [fixedWidth]="true"></fa-icon></td>
-              </tr>
-            </ng-template>
-            <ng-template [ngIf]="cpfpInfo?.bestDescendant">
-              <tr>
-                <td><span class="badge badge-success" i18n="transaction.descendant|Descendant">Descendant</span></td>
-                <td class="txids">
-                  <app-truncate [text]="cpfpInfo.bestDescendant.txid" [link]="['/tx' | relativeUrl, cpfpInfo.bestDescendant.txid]"></app-truncate>
-                </td>
-                <td *only-vsize class="d-none d-lg-table-cell" [innerHTML]="cpfpInfo.bestDescendant.weight / 4 | vbytes: 2"></td>
-                <td *only-weight class="d-none d-lg-table-cell" [innerHTML]="cpfpInfo.bestDescendant.weight | wuBytes: 2"></td>
-                <td><app-fee-rate [fee]="cpfpInfo.bestDescendant.fee" [weight]="cpfpInfo.bestDescendant.weight"></app-fee-rate></td>
-                <td class="d-none d-lg-table-cell"><fa-icon class="arrow-green" [icon]="['fas', 'angle-double-up']" [fixedWidth]="true"></fa-icon></td>
-              </tr>
-            </ng-template>
-            <ng-template [ngIf]="cpfpInfo?.ancestors?.length">
-              <tr *ngFor="let cpfpTx of cpfpInfo.ancestors">
-                <td><span class="badge badge-primary" i18n="transaction.ancestor|Transaction Ancestor">Ancestor</span></td>
-                <td class="txids">
-                  <app-truncate [text]="cpfpTx.txid" [link]="['/tx' | relativeUrl, cpfpTx.txid]"></app-truncate>
-                </td>
-                <td *only-vsize class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight / 4 | vbytes: 2"></td>
-                <td *only-weight class="d-none d-lg-table-cell" [innerHTML]="cpfpTx.weight | wuBytes: 2"></td>
-                <td><app-fee-rate [fee]="cpfpTx.fee" [weight]="cpfpTx.weight"></app-fee-rate></td>
-                <td class="d-none d-lg-table-cell"><fa-icon *ngIf="roundToOneDecimal(cpfpTx) < roundToOneDecimal(tx)" class="arrow-red" [icon]="['fas', 'angle-double-down']" [fixedWidth]="true"></fa-icon></td>
-              </tr>
-            </ng-template>
-          </tbody>
-        </table>
-      </div>
-    </ng-template>
+    <app-cpfp-info *ngIf="showCpfpDetails" [cpfpInfo]="cpfpInfo" [tx]="tx"></app-cpfp-info>
 
     <!-- Accelerator -->
     <ng-container *ngIf="!tx?.status?.confirmed && showAccelerationSummary && (ETA$ | async) as eta;">
@@ -166,12 +108,12 @@
       <br>
     </ng-container>
 
-    <ng-container *ngIf="transactionTime > 0 && tx.acceleratedAt > 0 && isAcceleration">
+    <ng-container *ngIf="transactionTime > 0 && tx.acceleratedAt > 0 && (isAcceleration || accelerationCanceled)">
       <div class="title float-left">
         <h2 id="acceleration-timeline" i18n="transaction.acceleration-timeline|Acceleration Timeline">Acceleration Timeline</h2>
       </div>
       <div class="clearfix"></div>
-      <app-acceleration-timeline [transactionTime]="transactionTime" [acceleratedAt]="tx.acceleratedAt" [tx]="tx" [accelerationInfo]="accelerationInfo" [eta]="(ETA$ | async)"></app-acceleration-timeline>
+      <app-acceleration-timeline [transactionTime]="transactionTime" [acceleratedAt]="tx.acceleratedAt" [tx]="tx" [accelerationInfo]="accelerationInfo" [eta]="(ETA$ | async)" [canceled]="accelerationCanceled"></app-acceleration-timeline>
       <br>
     </ng-container>
 

frontend/src/app/components/transaction/transaction.component.scss

@@ -227,18 +227,6 @@
   }
 }
 
-.cpfp-details {
-  .txids {
-    width: 60%;
-  }
-
-  @media (max-width: 500px) {
-    .txids {
-      width: 40%;
-    }
-  }
-}
-
 .tx-list {
   .alert-link {
     display: block;

frontend/src/app/components/transaction/transaction.component.ts

@@ -107,6 +107,7 @@ export class TransactionComponent implements OnInit, AfterViewInit, OnDestroy {
   pool: Pool | null;
   auditStatus: TxAuditStatus | null;
   isAcceleration: boolean = false;
+  accelerationCanceled: boolean = false;
   filters: Filter[] = [];
   showCpfpDetails = false;
   miningStats: MiningStats;
@@ -360,16 +361,17 @@ export class TransactionComponent implements OnInit, AfterViewInit, OnDestroy {
     ).subscribe((accelerationHistory) => {
       for (const acceleration of accelerationHistory) {
         if (acceleration.txid === this.txId) {
-          if (acceleration.status === 'completed' || acceleration.status === 'completed_provisional') {
-            if (acceleration.pools.includes(acceleration.minedByPoolUniqueId)) {
-              const boostCost = acceleration.boostCost || acceleration.bidBoost;
-              acceleration.acceleratedFeeRate = Math.max(acceleration.effectiveFee, acceleration.effectiveFee + boostCost) / acceleration.effectiveVsize;
-              acceleration.boost = boostCost;
-              this.tx.acceleratedAt = acceleration.added;
-              this.accelerationInfo = acceleration;  
-            } else {
-              this.tx.feeDelta = undefined;
-            }
+          if ((acceleration.status === 'completed' || acceleration.status === 'completed_provisional') && acceleration.pools.includes(acceleration.minedByPoolUniqueId)) {
+            const boostCost = acceleration.boostCost || acceleration.bidBoost;
+            acceleration.acceleratedFeeRate = Math.max(acceleration.effectiveFee, acceleration.effectiveFee + boostCost) / acceleration.effectiveVsize;
+            acceleration.boost = boostCost;
+            this.tx.acceleratedAt = acceleration.added;
+            this.accelerationInfo = acceleration;  
+          }
+          if (acceleration.status === 'failed' || acceleration.status === 'failed_provisional') {
+            this.accelerationCanceled = true;
+            this.tx.acceleratedAt = acceleration.added;
+            this.accelerationInfo = acceleration;
           }
           this.waitingForAccelerationInfo = false;
           this.setIsAccelerated();
@@ -878,6 +880,13 @@ export class TransactionComponent implements OnInit, AfterViewInit, OnDestroy {
       this.tx.acceleratedBy = cpfpInfo.acceleratedBy;
       this.tx.acceleratedAt = cpfpInfo.acceleratedAt;
       this.tx.feeDelta = cpfpInfo.feeDelta;
+      this.accelerationCanceled = false;
+      this.setIsAccelerated(firstCpfp);
+    } else if (cpfpInfo.acceleratedAt) { // Acceleration was cancelled: reset acceleration state
+      this.tx.acceleratedBy = cpfpInfo.acceleratedBy;
+      this.tx.acceleratedAt = cpfpInfo.acceleratedAt;
+      this.tx.feeDelta = cpfpInfo.feeDelta;
+      this.accelerationCanceled = true;
       this.setIsAccelerated(firstCpfp);
     }
     
@@ -901,7 +910,12 @@ export class TransactionComponent implements OnInit, AfterViewInit, OnDestroy {
   }
 
   setIsAccelerated(initialState: boolean = false) {
-    this.isAcceleration = ((this.tx.acceleration && (!this.tx.status.confirmed || this.waitingForAccelerationInfo)) || (this.accelerationInfo && this.pool && this.accelerationInfo.pools.some(pool => (pool === this.pool.id))));
+    this.isAcceleration = 
+      (
+        (this.tx.acceleration && (!this.tx.status.confirmed || this.waitingForAccelerationInfo)) || 
+        (this.accelerationInfo && this.pool && this.accelerationInfo.pools.some(pool => (pool === this.pool.id)))
+      ) && 
+      !this.accelerationCanceled;
     if (this.isAcceleration) {
       if (initialState) {
         this.accelerationFlowCompleted = true;
@@ -1040,10 +1054,6 @@ export class TransactionComponent implements OnInit, AfterViewInit, OnDestroy {
     this.stateService.markBlock$.next({});
   }
 
-  roundToOneDecimal(cpfpTx: any): number {
-    return +(cpfpTx.fee / (cpfpTx.weight / 4)).toFixed(1);
-  }
-
   setupGraph() {
     this.maxInOut = Math.min(this.inOutLimit, Math.max(this.tx?.vin?.length || 1, this.tx?.vout?.length + 1 || 1));
     this.graphHeight = this.graphExpanded ? this.maxInOut * 15 : Math.min(360, this.maxInOut * 80);

frontend/src/app/components/transaction/transaction.module.ts

@@ -9,6 +9,8 @@ import { TransactionExtrasModule } from '@components/transaction/transaction-ext
 import { GraphsModule } from '@app/graphs/graphs.module';
 import { AccelerateCheckout } from '@components/accelerate-checkout/accelerate-checkout.component';
 import { AccelerateFeeGraphComponent } from '@components/accelerate-checkout/accelerate-fee-graph.component';
+import { TransactionRawComponent } from '@components/transaction/transaction-raw.component';
+import { CpfpInfoComponent } from '@components/transaction/cpfp-info.component';
 
 const routes: Routes = [
   {
@@ -16,6 +18,10 @@ const routes: Routes = [
     redirectTo: '/',
     pathMatch: 'full',
   },
+  {
+    path: 'preview',
+    component: TransactionRawComponent,
+  },
   {
     path: ':id',
     component: TransactionComponent,
@@ -49,12 +55,15 @@ export class TransactionRoutingModule { }
     TransactionDetailsComponent,
     AccelerateCheckout,
     AccelerateFeeGraphComponent,
+    TransactionRawComponent,
+    CpfpInfoComponent,
   ],
   exports: [
     TransactionComponent,
     TransactionDetailsComponent,
     AccelerateCheckout,
     AccelerateFeeGraphComponent,
+    CpfpInfoComponent,
   ]
 })
 export class TransactionModule { }

frontend/src/app/components/transactions-list/transactions-list.component.html

@@ -6,7 +6,7 @@
       <app-truncate [text]="tx.txid"></app-truncate>
     </a>
     <div>
-      <ng-template [ngIf]="tx.status.confirmed">&lrm;{{ tx.status.block_time * 1000 | date:'yyyy-MM-dd HH:mm:ss' }}</ng-template>
+      <ng-template [ngIf]="tx.status.confirmed"><app-timestamp [customFormat]="'yyyy-MM-dd HH:mm:ss'" [unixTime]="tx.status.block_time" [hideTimeSince]="true"></app-timestamp></ng-template>
       <ng-template [ngIf]="!tx.status.confirmed && tx.firstSeen">
         <i><app-time kind="since" [time]="tx.firstSeen" [fastRender]="true" [showTooltip]="true"></app-time></i>
       </ng-template>
@@ -81,7 +81,7 @@
                     </ng-container>
                   </div>
                 </td>
-                <td class="text-right nowrap amount" [class]="{large: vin?.prevout?.value > 1000000000 || vin.isInscription}">
+                <td class="text-right nowrap amount" [class]="{large: tx.largeInput}">
                   <button *ngIf="vin.isInscription" (click)="toggleOrdData(tx.txid, 'vin', vindex)" type="button" class="btn btn-sm badge badge-ord primary" style="margin-right: 10px;">Inscription</button>
                   <ng-template [ngIf]="vin.prevout && vin.prevout.asset && vin.prevout.asset !== nativeAssetId" [ngIfElse]="defaultOutput">
                     <div *ngIf="assetsMinimal && assetsMinimal[vin.prevout.asset] else assetVinNotFound">
@@ -257,7 +257,7 @@
                     </ng-template>
                   </ng-template>
                 </td>
-                <td class="text-right nowrap amount" [class]="{large: vout?.value > 1000000000}">
+                <td class="text-right nowrap amount" [class]="{large: tx.largeOutput}">
                   <ng-template [ngIf]="vout.asset && vout.asset !== nativeAssetId" [ngIfElse]="defaultOutput">
                     <div *ngIf="assetsMinimal && assetsMinimal[vout.asset] else assetNotFound">
                       <ng-container *ngTemplateOutlet="assetBox; context:{ $implicit: vout }"></ng-container>

frontend/src/app/components/transactions-list/transactions-list.component.ts

@@ -37,6 +37,7 @@ export class TransactionsListComponent implements OnInit, OnChanges {
   @Input() addresses: string[] = [];
   @Input() rowLimit = 12;
   @Input() blockTime: number = 0; // Used for price calculation if all the transactions are in the same block
+  @Input() txPreview = false;
 
   @Output() loadMore = new EventEmitter();
 
@@ -81,7 +82,7 @@ export class TransactionsListComponent implements OnInit, OnChanges {
       this.refreshOutspends$
         .pipe(
           switchMap((txIds) => {
-            if (!this.cached) {
+            if (!this.cached && !this.txPreview) {
               // break list into batches of 50 (maximum supported by esplora)
               const batches = [];
               for (let i = 0; i < txIds.length; i += 50) {
@@ -119,7 +120,7 @@ export class TransactionsListComponent implements OnInit, OnChanges {
         ),
         this.refreshChannels$
           .pipe(
-            filter(() => this.stateService.networkSupportsLightning()),
+            filter(() => this.stateService.networkSupportsLightning() && !this.txPreview),
             switchMap((txIds) => this.apiService.getChannelByTxIds$(txIds)),
             catchError((error) => {
               // handle 404
@@ -187,7 +188,10 @@ export class TransactionsListComponent implements OnInit, OnChanges {
       }
 
       this.transactionsLength = this.transactions.length;
-      this.cacheService.setTxCache(this.transactions);
+      
+      if (!this.txPreview) {
+        this.cacheService.setTxCache(this.transactions);
+      }
 
       const confirmedTxs = this.transactions.filter((tx) => tx.status.confirmed).length;
       this.transactions.forEach((tx) => {
@@ -258,6 +262,7 @@ export class TransactionsListComponent implements OnInit, OnChanges {
               const hasAnnex = tx.vin[i].witness?.[tx.vin[i].witness.length - 1].startsWith('50');
               if (tx.vin[i].witness.length > (hasAnnex ? 2 : 1) && tx.vin[i].witness[tx.vin[i].witness.length - (hasAnnex ? 3 : 2)].includes('0063036f7264')) {
                 tx.vin[i].isInscription = true;
+                tx.largeInput = true;
               }
             }
           }
@@ -268,6 +273,9 @@ export class TransactionsListComponent implements OnInit, OnChanges {
             }
           }
         }
+
+        tx.largeInput = tx.largeInput || tx.vin.some(vin => (vin?.prevout?.value > 1000000000));
+        tx.largeOutput = tx.vout.some(vout => (vout?.value > 1000000000));
       });
 
       if (this.blockTime && this.transactions?.length && this.currency) {
@@ -347,12 +355,16 @@ export class TransactionsListComponent implements OnInit, OnChanges {
   }
 
   loadMoreInputs(tx: Transaction): void {
-    if (!tx['@vinLoaded']) {
+    if (!tx['@vinLoaded'] && !this.txPreview) {
       this.electrsApiService.getTransaction$(tx.txid)
         .subscribe((newTx) => {
           tx['@vinLoaded'] = true;
+          let temp = tx.vin;
           tx.vin = newTx.vin;
           tx.fee = newTx.fee;
+          for (const [index, vin] of temp.entries()) {
+            newTx.vin[index].isInscription = vin.isInscription;
+          }
           this.ref.markForCheck();
         });
     }

frontend/src/app/components/wallet/wallet-preview.component.html

@@ -0,0 +1,31 @@
+<div class="box preview-box" *ngIf="(walletAddresses$ | async) as walletAddresses">
+  <app-preview-title>
+    <span i18n="shared.wallet">Wallet</span>
+  </app-preview-title>
+  <div>
+    <div class="table-col">
+      <table class="table table-borderless dual-col-striped table-fixed wallet-table" *ngIf="(walletStats$ | async) as walletStats">
+        <tbody>
+          <tr>
+            <td i18n="address.number-addresses">Addresses</td>
+            <td class="wrap-cell">{{ addressStrings.length }}</td>
+            <td class="spacer"></td>
+            <td i18n="address.utxos">UTXOs</td>
+            <td class="wrap-cell">{{ walletStats.utxos }}</td>
+          </tr>
+          <tr>
+            <td i18n="wallet.balance-btc">Balance (BTC)</td>
+            <td class="wrap-cell"><app-amount [satoshis]="walletStats.balance" [noFiat]="true" [digitsInfo]="walletStats.balance > 1_000_000_000 ? '1.4-4' : '1.8-8'"></app-amount></td>
+            <td class="spacer"></td>
+            <td i18n="wallet.balance-usd">Balance (USD)</td>
+            <td class="wrap-cell"><span class="fiat"><app-fiat [value]="walletStats.balance"></app-fiat></span></td>
+          </tr>
+        </tbody>
+      </table>
+    </div>
+    <div class="w-100 d-block d-md-none"></div>
+    <div class="col-md graph-col">
+      <app-address-graph [addressSummary$]="walletSummary$" period="all" [widget]="true" [defaultFiat]="true" [height]="330" [left]="-40" [right]="-40" [showLegend]="false" [showYAxis]="false"/>
+    </div>
+  </div>
+</div>

frontend/src/app/components/wallet/wallet-preview.component.scss

@@ -0,0 +1,31 @@
+.title-wrapper {
+  padding: 0 15px;
+}
+
+.graph-col {
+  height: 350px;
+  text-align: center;
+  padding: 0;
+  margin-left: 2px;
+  margin-right: 15px;
+}
+
+.table-col {
+  overflow: hidden;
+}
+
+.table {
+  font-size: 32px;
+
+  ::ng-deep .symbol {
+    font-size: 24px;
+  }
+
+  .spacer {
+    background: none;
+  }
+}
+
+.fiat {
+  display: block;
+}

frontend/src/app/components/wallet/wallet-preview.component.ts

@@ -0,0 +1,245 @@
+import { Component, OnInit, OnDestroy } from '@angular/core';
+import { ActivatedRoute, ParamMap } from '@angular/router';
+import { switchMap, catchError, map, tap, shareReplay, startWith, scan } from 'rxjs/operators';
+import { Address, AddressTxSummary, ChainStats, Transaction } from '@interfaces/electrs.interface';
+import { StateService } from '@app/services/state.service';
+import { ApiService } from '@app/services/api.service';
+import { of, Observable, Subscription } from 'rxjs';
+import { SeoService } from '@app/services/seo.service';
+import { seoDescriptionNetwork } from '@app/shared/common.utils';
+import { WalletAddress } from '@interfaces/node-api.interface';
+import { OpenGraphService } from '../../services/opengraph.service';
+import { WebsocketService } from '../../services/websocket.service';
+
+class WalletStats implements ChainStats {
+  addresses: string[];
+  funded_txo_count: number;
+  funded_txo_sum: number;
+  spent_txo_count: number;
+  spent_txo_sum: number;
+  tx_count: number;
+
+  constructor (stats: ChainStats[], addresses: string[]) {
+    Object.assign(this, stats.reduce((acc, stat) => {
+        acc.funded_txo_count += stat.funded_txo_count;
+        acc.funded_txo_sum += stat.funded_txo_sum;
+        acc.spent_txo_count += stat.spent_txo_count;
+        acc.spent_txo_sum += stat.spent_txo_sum;
+        return acc;
+      }, {
+        funded_txo_count: 0,
+        funded_txo_sum: 0,
+        spent_txo_count: 0,
+        spent_txo_sum: 0,
+        tx_count: 0,
+      })
+    );
+    this.addresses = addresses;
+  }
+
+  public addTx(tx: Transaction): void {
+    for (const vin of tx.vin) {
+      if (this.addresses.includes(vin.prevout?.scriptpubkey_address)) {
+        this.spendTxo(vin.prevout.value);
+      }
+    }
+    for (const vout of tx.vout) {
+      if (this.addresses.includes(vout.scriptpubkey_address)) {
+        this.fundTxo(vout.value);
+      }
+    }
+    this.tx_count++;
+  }
+
+  public removeTx(tx: Transaction): void {
+    for (const vin of tx.vin) {
+      if (this.addresses.includes(vin.prevout?.scriptpubkey_address)) {
+        this.unspendTxo(vin.prevout.value);
+      }
+    }
+    for (const vout of tx.vout) {
+      if (this.addresses.includes(vout.scriptpubkey_address)) {
+        this.unfundTxo(vout.value);
+      }
+    }
+    this.tx_count--;
+  }
+
+  private fundTxo(value: number): void {
+    this.funded_txo_sum += value;
+    this.funded_txo_count++;
+  }
+
+  private unfundTxo(value: number): void {
+    this.funded_txo_sum -= value;
+    this.funded_txo_count--;
+  }
+
+  private spendTxo(value: number): void {
+    this.spent_txo_sum += value;
+    this.spent_txo_count++;
+  }
+
+  private unspendTxo(value: number): void {
+    this.spent_txo_sum -= value;
+    this.spent_txo_count--;
+  }
+
+  get balance(): number {
+    return this.funded_txo_sum - this.spent_txo_sum;
+  }
+
+  get totalReceived(): number {
+    return this.funded_txo_sum;
+  }
+
+  get utxos(): number {
+    return this.funded_txo_count - this.spent_txo_count;
+  }
+}
+
+@Component({
+  selector: 'app-wallet-preview',
+  templateUrl: './wallet-preview.component.html',
+  styleUrls: ['./wallet-preview.component.scss']
+})
+export class WalletPreviewComponent implements OnInit, OnDestroy {
+  network = '';
+
+  addresses: Address[] = [];
+  addressStrings: string[] = [];
+  walletName: string;
+  isLoadingWallet = true;
+  wallet$: Observable<Record<string, WalletAddress>>;
+  walletAddresses$: Observable<Record<string, Address>>;
+  walletSummary$: Observable<AddressTxSummary[]>;
+  walletStats$: Observable<WalletStats>;
+  error: any;
+  walletSubscription: Subscription;
+
+  collapseAddresses: boolean = true;
+
+  fullyLoaded = false;
+  txCount = 0;
+  received = 0;
+  sent = 0;
+  chainBalance = 0;
+
+  constructor(
+    private route: ActivatedRoute,
+    private stateService: StateService,
+    private apiService: ApiService,
+    private seoService: SeoService,
+    private websocketService: WebsocketService,
+    private openGraphService: OpenGraphService,
+  ) { }
+
+  ngOnInit(): void {
+    this.websocketService.want(['blocks', 'stats']);
+    this.stateService.networkChanged$.subscribe((network) => this.network = network);
+    this.wallet$ = this.route.paramMap.pipe(
+      map((params: ParamMap) => params.get('wallet') as string),
+      tap((walletName: string) => {
+        this.walletName = walletName;
+        this.openGraphService.waitFor('wallet-addresses-' + this.walletName);
+        this.openGraphService.waitFor('wallet-data-' + this.walletName);
+        this.openGraphService.waitFor('wallet-txs-' + this.walletName);
+        this.seoService.setTitle($localize`:@@wallet.component.browser-title:Wallet: ${walletName}:INTERPOLATION:`);
+        this.seoService.setDescription($localize`:@@meta.description.bitcoin.wallet:See mempool transactions, confirmed transactions, balance, and more for ${this.stateService.network==='liquid'||this.stateService.network==='liquidtestnet'?'Liquid':'Bitcoin'}${seoDescriptionNetwork(this.stateService.network)} wallet ${walletName}:INTERPOLATION:.`);
+      }),
+      switchMap((walletName: string) => this.apiService.getWallet$(walletName).pipe(
+        catchError((err) => {
+          this.error = err;
+          this.seoService.logSoft404();
+          console.log(err);
+          this.openGraphService.fail('wallet-addresses-' + this.walletName);
+          this.openGraphService.fail('wallet-data-' + this.walletName);
+          this.openGraphService.fail('wallet-txs-' + this.walletName);
+          return of({});
+        })
+      )),
+      shareReplay(1),
+    );
+
+    this.walletAddresses$ = this.wallet$.pipe(
+      map(wallet => {
+        const walletInfo: Record<string, Address> = {};
+        for (const address of Object.keys(wallet)) {
+          walletInfo[address] = {
+            address,
+            chain_stats: wallet[address].stats,
+            mempool_stats: {
+              funded_txo_count: 0,
+              funded_txo_sum: 0,
+              spent_txo_count: 0, spent_txo_sum: 0, tx_count: 0
+            },
+          };
+        }
+        return walletInfo;
+      }),
+      tap(() => {
+        this.isLoadingWallet = false;
+      })
+    );
+
+    this.walletSubscription = this.walletAddresses$.subscribe(wallet => {
+      this.addressStrings = Object.keys(wallet);
+      this.addresses = Object.values(wallet);
+      this.openGraphService.waitOver('wallet-addresses-' + this.walletName);
+    });
+
+    this.walletSummary$ = this.wallet$.pipe(
+      map(wallet => this.deduplicateWalletTransactions(Object.values(wallet).flatMap(address => address.transactions))),
+      tap(() => {
+        this.openGraphService.waitOver('wallet-txs-' + this.walletName);
+      })
+    );
+
+    this.walletStats$ = this.wallet$.pipe(
+      switchMap(wallet => {
+        const walletStats = new WalletStats(Object.values(wallet).map(w => w.stats), Object.keys(wallet));
+        return this.stateService.walletTransactions$.pipe(
+          startWith([]),
+          scan((stats, newTransactions) => {
+            for (const tx of newTransactions) {
+              stats.addTx(tx);
+            }
+            return stats;
+          }, walletStats),
+        );
+      }),
+      tap(() => {
+        this.openGraphService.waitOver('wallet-data-' + this.walletName);
+      })
+    );
+  }
+
+  deduplicateWalletTransactions(walletTransactions: AddressTxSummary[]): AddressTxSummary[] {
+    const transactions = new Map<string, AddressTxSummary>();
+    for (const tx of walletTransactions) {
+      if (transactions.has(tx.txid)) {
+        transactions.get(tx.txid).value += tx.value;
+      } else {
+        transactions.set(tx.txid, tx);
+      }
+    }
+    return Array.from(transactions.values()).sort((a, b) => {
+      if (a.height === b.height) {
+        return b.tx_position - a.tx_position;
+      }
+      return b.height - a.height;
+    });
+  }
+
+  normalizeAddress(address: string): string {
+    if (/^[A-Z]{2,5}1[AC-HJ-NP-Z02-9]{8,100}|04[a-fA-F0-9]{128}|(02|03)[a-fA-F0-9]{64}$/.test(address)) {
+      return address.toLowerCase();
+    } else {
+      return address;
+    }
+  }
+
+  ngOnDestroy(): void {
+    this.walletSubscription.unsubscribe();
+  }
+}

frontend/src/app/docs/api-docs/api-docs-data.ts

@@ -9339,7 +9339,7 @@ export const restApiDocsData = [
     fragment: "accelerator-history",
     title: "GET Acceleration History",
     description: {
-      default: "<p>Returns the user's past acceleration requests.</p><p>Pass one of the following for <code>:status</code>: <code>all</code>, <code>requested</code>, <code>accelerating</code>, <code>mined</code>, <code>completed</code>, <code>failed</code>. Pass <code>true</code> in <code>:details</code> to get a detailed <code>history</code> of the acceleration request.</p>"
+      default: "<p>Returns the user's past acceleration requests.</p><p>Pass one of the following for <code>:status</code> (required): <code>all</code>, <code>requested</code>, <code>accelerating</code>, <code>mined</code>, <code>completed</code>, <code>failed</code>.<br>Pass <code>true</code> in <code>:details</code> to get a detailed <code>history</code> of the acceleration request.</p>"
     },
     urlString: "/v1/services/accelerator/history?status=:status&details=:details",
     showConditions: [""],
@@ -9449,6 +9449,36 @@ export const restApiDocsData = [
       }
     }
   },
+  {
+    options: { officialOnly: true },
+    type: "endpoint",
+    category: "accelerator-private",
+    httpRequestMethod: "POST",
+    fragment: "accelerator-cancel",
+    title: "POST Cancel Acceleration (Pro)",
+    description: {
+      default: "<p>Sends a request to cancel an acceleration in the <code>accelerating</code> status.<br>You can retreive eligible acceleration <code>id</code> using the history endpoint GET <code>/api/v1/services/accelerator/history?status=accelerating</code>."
+    },
+    urlString: "/v1/services/accelerator/cancel",
+    showConditions: [""],
+    showJsExamples: showJsExamplesDefaultFalse,
+    codeExample: {
+      default: {
+        codeTemplate: {
+          curl: `%{1}" "[[hostname]][[baseNetworkUrl]]/api/v1/services/accelerator/cancel`, //custom interpolation technique handled in replaceCurlPlaceholder()
+          commonJS: ``,
+          esModule: ``
+        },
+        codeSampleMainnet: {
+          esModule: [],
+          commonJS: [],
+          curl: ["id=42"],
+          headers: "X-Mempool-Auth: stacksats",
+          response: `HTTP/1.1 200 OK`,
+        },
+      }
+    }
+  },
 ];
 
 export const faqData = [

frontend/src/app/graphs/graphs.module.ts

@@ -36,6 +36,7 @@ import { HashrateChartPoolsComponent } from '@components/hashrates-chart-pools/h
 import { BlockHealthGraphComponent } from '@components/block-health-graph/block-health-graph.component';
 import { AddressComponent } from '@components/address/address.component';
 import { WalletComponent } from '@components/wallet/wallet.component';
+import { WalletPreviewComponent } from '@components/wallet/wallet-preview.component';
 import { AddressGraphComponent } from '@components/address-graph/address-graph.component';
 import { UtxoGraphComponent } from '@components/utxo-graph/utxo-graph.component';
 import { ActiveAccelerationBox } from '@components/acceleration/active-acceleration-box/active-acceleration-box.component';
@@ -49,6 +50,7 @@ import { CommonModule } from '@angular/common';
     MempoolBlockComponent,
     AddressComponent,
     WalletComponent,
+    WalletPreviewComponent,
 
     MiningDashboardComponent,
     AcceleratorDashboardComponent,

frontend/src/app/interfaces/electrs.interface.ts

@@ -32,6 +32,8 @@ export interface Transaction {
   price?: Price;
   sigops?: number;
   flags?: bigint;
+  largeInput?: boolean;
+  largeOutput?: boolean;
 }
 
 export interface TransactionChannels {

frontend/src/app/interfaces/websocket.interface.ts

@@ -144,4 +144,9 @@ export interface HealthCheckHost {
   link?: string;
   statusPage?: SafeResourceUrl;
   flag?: string;
+  hashes?: {
+    frontend?: string;
+    backend?: string;
+    electrs?: string;
+  }
 }

frontend/src/app/lightning/channel/channel-preview.component.html

@@ -21,7 +21,7 @@
         <tbody>
           <tr>
             <td i18n="lightning.created">Created</td>
-            <td>{{ channel.created | date:'yyyy-MM-dd HH:mm' }}</td>
+            <td><app-timestamp [customFormat]="'yyyy-MM-dd HH:mm'" [unixTime]="channel.created" [hideTimeSince]="true"></app-timestamp></td>
           </tr>
           <tr>
             <td i18n="lightning.capacity">Capacity</td>

frontend/src/app/lightning/justice-list/justice-list.component.html

@@ -19,7 +19,7 @@
         <ng-container *ngFor="let channel of channels;">
           <tr>
             <td class="timestamp">
-              &lrm;{{ channel.closing_date | date:'yyyy-MM-dd HH:mm' }}
+              <app-timestamp [customFormat]="'yyyy-MM-dd HH:mm'" [unixTime]="channel.closing_date" [hideTimeSince]="true"></app-timestamp>
             </td>
             <td class="capacity text-right">
               <app-amount *ngIf="channel.capacity > 100000000; else smallnode" [satoshis]="channel.capacity" [digitsInfo]="'1.2-2'" [noFiat]="true"></app-amount>

frontend/src/app/liquid/liquid-master-page.module.ts

@@ -142,12 +142,12 @@ const routes: Routes = [
 
 if (window['__env']?.OFFICIAL_MEMPOOL_SPACE) {
   routes[0].children.push({
-    path: 'nodes',
+    path: 'monitoring',
     data: { networks: ['bitcoin', 'liquid'] },
     component: ServerHealthComponent
   });
   routes[0].children.push({
-    path: 'network',
+    path: 'nodes',
     data: { networks: ['bitcoin', 'liquid'] },
     component: ServerStatusComponent
   });

frontend/src/app/previews.routing.module.ts

@@ -3,6 +3,7 @@ import { RouterModule, Routes } from '@angular/router';
 import { TransactionPreviewComponent } from '@components/transaction/transaction-preview.component';
 import { BlockPreviewComponent } from '@components/block/block-preview.component';
 import { AddressPreviewComponent } from '@components/address/address-preview.component';
+import { WalletPreviewComponent } from '@components/wallet/wallet-preview.component';
 import { PoolPreviewComponent } from '@components/pool/pool-preview.component';
 import { MasterPagePreviewComponent } from '@components/master-page-preview/master-page-preview.component';
 
@@ -20,6 +21,11 @@ const routes: Routes = [
         children: [],
         component: AddressPreviewComponent
       },
+      {
+        path: 'wallet/:wallet',
+        children: [],
+        component: WalletPreviewComponent
+      },
       {
         path: 'tx/:id',
         children: [],

frontend/src/app/route-guards.ts

@@ -14,7 +14,7 @@ class GuardService {
   trackerGuard(route: Route, segments: UrlSegment[]): boolean {
     const preferredRoute = this.router.getCurrentNavigation()?.extractedUrl.queryParams?.mode;
     const path = this.router.getCurrentNavigation()?.extractedUrl.root.children.primary.segments;
-    return (preferredRoute === 'status' || (preferredRoute !== 'details' && this.navigationService.isInitialLoad())) && window.innerWidth <= 767.98 && !(path.length === 2 && ['push', 'test'].includes(path[1].path));
+    return (preferredRoute === 'status' || (preferredRoute !== 'details' && this.navigationService.isInitialLoad())) && window.innerWidth <= 767.98 && !(path.length === 2 && ['push', 'test', 'preview'].includes(path[1].path));
   }
 }
 

frontend/src/app/services/api.service.ts

@@ -565,6 +565,14 @@ export class ApiService {
     return this.httpClient.post(this.apiBaseUrl + this.apiBasePath + '/api/v1/acceleration/request/' + txid, '');
   }
 
+  getPrevouts$(outpoints: {txid: string; vout: number}[]): Observable<any> {
+    return this.httpClient.post(this.apiBaseUrl + this.apiBasePath + '/api/v1/prevouts', outpoints);
+  }
+
+  getCpfpLocalTx$(tx: any[]): Observable<CpfpInfo[]> {
+    return this.httpClient.post<CpfpInfo[]>(this.apiBaseUrl + this.apiBasePath + '/api/v1/cpfp', tx);
+  }
+
   // Cache methods
   async setBlockAuditLoaded(hash: string) {
     this.blockAuditLoaded[hash] = true;

frontend/src/app/services/eta.service.ts

@@ -55,7 +55,7 @@ export class EtaService {
 
         return {
           hashratePercentage: acceleratingHashrateFraction * 100,
-          ETA: Date.now() + da.timeAvg * mempoolPosition.block,
+          ETA: Date.now() + da.adjustedTimeAvg * mempoolPosition.block,
           acceleratedETA: this.calculateETAFromShares([
             { block: mempoolPosition.block, hashrateShare: (1 - acceleratingHashrateFraction) },
             { block: 0, hashrateShare: acceleratingHashrateFraction },
@@ -216,7 +216,7 @@ export class EtaService {
       }
       // at max depth, the transaction is guaranteed to be mined in the next block if it hasn't already
       Q += ((max + 1) * (1-tailProb));
-      const eta = da.timeAvg * Q; // T x Q
+      const eta = da.adjustedTimeAvg * Q; // T x Q
 
       return {
         now,

frontend/src/app/services/services-api.service.ts

@@ -131,20 +131,20 @@ export class ServicesApiServices {
     return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/estimate`, { txInput: txInput }, { observe: 'response' });
   }
 
-  accelerate$(txInput: string, userBid: number, accelerationUUID: string) {
-    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate`, { txInput: txInput, userBid: userBid, accelerationUUID: accelerationUUID });
+  accelerate$(txInput: string, userBid: number) {
+    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate`, { txInput: txInput, userBid: userBid});
   }
 
-  accelerateWithCashApp$(txInput: string, token: string, cashtag: string, referenceId: string, accelerationUUID: string, userApprovedUSD: number) {
-    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate/cashapp`, { txInput: txInput, token: token, cashtag: cashtag, referenceId: referenceId, accelerationUUID: accelerationUUID, userApprovedUSD: userApprovedUSD });
+  accelerateWithCashApp$(txInput: string, token: string, cashtag: string, referenceId: string, userApprovedUSD: number) {
+    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate/cashapp`, { txInput: txInput, token: token, cashtag: cashtag, referenceId: referenceId, userApprovedUSD: userApprovedUSD });
   }
 
-  accelerateWithApplePay$(txInput: string, token: string, cardTag: string, referenceId: string, accelerationUUID: string, userApprovedUSD: number) {
-    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate/applePay`, { txInput: txInput, cardTag: cardTag, token: token, referenceId: referenceId, accelerationUUID: accelerationUUID, userApprovedUSD: userApprovedUSD });
+  accelerateWithApplePay$(txInput: string, token: string, cardTag: string, referenceId: string, userApprovedUSD: number) {
+    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate/applePay`, { txInput: txInput, cardTag: cardTag, token: token, referenceId: referenceId, userApprovedUSD: userApprovedUSD });
   }
 
-  accelerateWithGooglePay$(txInput: string, token: string, cardTag: string, referenceId: string, accelerationUUID: string, userApprovedUSD: number) {
-    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate/googlePay`, { txInput: txInput, cardTag: cardTag, token: token, referenceId: referenceId, accelerationUUID: accelerationUUID, userApprovedUSD: userApprovedUSD });
+  accelerateWithGooglePay$(txInput: string, token: string, verificationToken: string, cardTag: string, referenceId: string, userApprovedUSD: number) {
+    return this.httpClient.post<any>(`${this.stateService.env.SERVICES_API}/accelerator/accelerate/googlePay`, { txInput: txInput, cardTag: cardTag, token: token, verificationToken: verificationToken, referenceId: referenceId, userApprovedUSD: userApprovedUSD });
   }
 
   getAccelerations$(): Observable<Acceleration[]> {

frontend/src/app/services/state.service.ts

@@ -186,6 +186,7 @@ export class StateService {
   live2Chart$ = new Subject<OptimizedMempoolStats>();
 
   viewAmountMode$: BehaviorSubject<'btc' | 'sats' | 'fiat'>;
+  timezone$: BehaviorSubject<string>;
   connectionState$ = new BehaviorSubject<0 | 1 | 2>(2);
   isTabHidden$: Observable<boolean>;
 
@@ -347,6 +348,9 @@ export class StateService {
     const viewAmountModePreference = this.storageService.getValue('view-amount-mode') as 'btc' | 'sats' | 'fiat';
     this.viewAmountMode$ = new BehaviorSubject<'btc' | 'sats' | 'fiat'>(viewAmountModePreference || 'btc');
 
+    const timezonePreference = this.storageService.getValue('timezone-preference');
+    this.timezone$ = new BehaviorSubject<string>(timezonePreference || 'local');
+
     this.backend$.subscribe(backend => {
       this.backend = backend;
     });

frontend/src/app/services/websocket.service.ts

@@ -37,6 +37,7 @@ export class WebsocketService {
   private isTrackingWallet: boolean = false;
   private trackingWalletName: string;
   private trackingMempoolBlock: number;
+  private trackingMempoolBlockNetwork: string;
   private stoppingTrackMempoolBlock: any | null = null;
   private latestGitCommit = '';
   private onlineCheckTimeout: number;
@@ -226,10 +227,11 @@ export class WebsocketService {
       clearTimeout(this.stoppingTrackMempoolBlock);
     }
     // skip duplicate tracking requests
-    if (force || this.trackingMempoolBlock !== block) {
+    if (force || this.trackingMempoolBlock !== block || this.network !== this.trackingMempoolBlockNetwork) {
       this.websocketSubject.next({ 'track-mempool-block': block });
       this.isTrackingMempoolBlock = true;
       this.trackingMempoolBlock = block;
+      this.trackingMempoolBlockNetwork = this.network;
       return true;
     }
     return false;

frontend/src/app/shared/common.utils.ts

@@ -214,19 +214,6 @@ export function renderSats(value: number, network: string, mode: 'sats' | 'btc'
   }
 }
 
-export function insecureRandomUUID(): string {
-  const hexDigits = '0123456789abcdef';
-  const uuidLengths = [8, 4, 4, 4, 12];
-  let uuid = '';
-  for (const length of uuidLengths) {
-      for (let i = 0; i < length; i++) {
-          uuid += hexDigits[Math.floor(Math.random() * 16)];
-      }
-      uuid += '-';
-  }
-  return uuid.slice(0, -1);
-}
-
 export function sleep$(ms: number): Promise<void> {
   return new Promise((resolve) => {
      setTimeout(() => {

frontend/src/app/shared/components/global-footer/global-footer.component.html

@@ -5,7 +5,7 @@
       <div class="col-md-12 branding mt-2">
         <div class="main-logo" [class]="{'services': isServicesPage}">
           @if (enterpriseInfo?.footer_img) {
-            <img [src]="enterpriseInfo?.footer_img" [alt]="enterpriseInfo.title" height="60px" class="mr-3">
+            <img [src]="enterpriseInfo?.footer_img" [alt]="enterpriseInfo.title" height="60px" class="enterprise-logo">
           } @else {
             <app-svg-images *ngIf="officialMempoolSpace" name="officialMempoolSpace" viewBox="0 0 500 126"></app-svg-images>
             <app-svg-images *ngIf="!officialMempoolSpace" name="mempoolSpace" viewBox="0 0 500 126"></app-svg-images>
@@ -30,7 +30,7 @@
             <app-fiat-selector></app-fiat-selector>
           </div>
           <div class="selector">
-            <app-rate-unit-selector></app-rate-unit-selector>
+            <app-timezone-selector></app-timezone-selector>
           </div>
           <div class="selector d-none" [ngClass]="isServicesPage ? 'd-lg-flex' : 'd-md-flex'">
             <app-amount-selector></app-amount-selector>
@@ -76,6 +76,7 @@
           <p><a [routerLink]="['/blocks' | relativeUrl]" i18n="dashboard.recent-blocks">Recent Blocks</a></p>
           <p><a [routerLink]="['/tx/push' | relativeUrl]" i18n="shared.broadcast-transaction|Broadcast Transaction">Broadcast Transaction</a></p>
           <p><a [routerLink]="['/tx/test' | relativeUrl]" i18n="shared.test-transaction|Test Transaction">Test Transaction</a></p>
+          <p><a [routerLink]="['/tx/preview' | relativeUrl]" i18n="shared.preview-transaction|Preview Transaction">Preview Transaction</a></p>
           <p *ngIf="officialMempoolSpace"><a [routerLink]="['/lightning/group/the-mempool-open-source-project' | relativeUrl]" i18n="footer.connect-to-our-nodes">Connect to our Nodes</a></p>
           <p><a [routerLink]="['/docs/api' | relativeUrl]" i18n="footer.api-documentation">API Documentation</a></p>
         </div>

frontend/src/app/shared/components/global-footer/global-footer.component.scss

@@ -303,6 +303,10 @@ footer .nowrap {
     margin: 0 auto;
   }
 
+  .enterprise-logo {
+    max-width: 100%;
+  }
+
   footer .site-options {
     float: none;
     margin-top: 15px;

frontend/src/app/shared/components/timestamp/timestamp.component.html

@@ -1,6 +1,6 @@
 <span *ngIf="seconds === undefined">-</span>
 <span *ngIf="seconds !== undefined">
-  &lrm;{{ seconds * 1000 | date: customFormat ?? 'yyyy-MM-dd HH:mm' }}
+  &lrm;{{ seconds * 1000 | date: customFormat ?? 'yyyy-MM-dd HH:mm' : (stateService.timezone$ | async) }}
   <div class="lg-inline" *ngIf="!hideTimeSince">
     <i class="symbol">(<app-time kind="since" [time]="seconds" [fastRender]="true" [precision]="precision" [minUnit]="minUnit"></app-time>)</i>
   </div>

frontend/src/app/shared/components/timestamp/timestamp.component.ts

@@ -1,4 +1,5 @@
 import { ChangeDetectionStrategy, Component, Input, OnChanges } from '@angular/core';
+import { StateService } from '@app/services/state.service';
 
 @Component({
   selector: 'app-timestamp',
@@ -16,6 +17,10 @@ export class TimestampComponent implements OnChanges {
 
   seconds: number | undefined = undefined;
 
+  constructor(
+    public stateService: StateService,
+  ) { }
+
   ngOnChanges(): void {
     if (this.unixTime) {
       this.seconds = this.unixTime;

frontend/src/app/shared/components/truncate/truncate.component.html

@@ -1,6 +1,6 @@
 <span class="truncate" [style.max-width]="maxWidth ? maxWidth + 'px' : null" [style.justify-content]="textAlign" [class.inline]="inline">
     <ng-container *ngIf="link">
-      <a [routerLink]="link" [queryParams]="queryParams" class="truncate-link" [target]="external ? '_blank' : '_self'">
+      <a [routerLink]="link" [queryParams]="queryParams" class="truncate-link" [target]="external ? '_blank' : '_self'" [class.disabled]="disabled">
         <ng-container *ngIf="rtl; then rtlTruncated; else ltrTruncated;"></ng-container>
       </a>
     </ng-container>

frontend/src/app/shared/components/truncate/truncate.component.scss

@@ -37,6 +37,12 @@
     max-width: 300px;
     overflow: hidden;
   }
+
+  .disabled {
+    pointer-events: none;
+    opacity: 0.8;
+    color: #fff;
+  }
 }
 
 @media (max-width: 567px) {

frontend/src/app/shared/components/truncate/truncate.component.ts

@@ -15,6 +15,7 @@ export class TruncateComponent {
   @Input() maxWidth: number = null;
   @Input() inline: boolean = false;
   @Input() textAlign: 'start' | 'end' = 'start';
+  @Input() disabled: boolean = false;
   rtl: boolean;
 
   constructor(

frontend/src/app/shared/pipes/amount-shortener.pipe.ts

@@ -8,8 +8,12 @@ export class AmountShortenerPipe implements PipeTransform {
     const digits = args[0] ?? 1;
     const unit = args[1] || undefined;
     const isMoney = args[2] || false;
+    const sigfigs = args[3] || false; // if true, "digits" is the number of significant digits, not the number of decimal places
 
     if (num < 1000) {
+      if (sigfigs) {
+        return Number(num.toPrecision(digits));
+      }
       return num.toFixed(digits);
     }
 
@@ -25,10 +29,15 @@ export class AmountShortenerPipe implements PipeTransform {
     const rx = /\.0+$|(\.[0-9]*[1-9])0+$/;
     const item = lookup.slice().reverse().find((item) => num >= item.value);
 
-    if (unit !== undefined) {
-      return item ? (num / item.value).toFixed(digits).replace(rx, '$1') + ' ' + item.symbol + unit : '0';
-    } else {
-      return item ? (num / item.value).toFixed(digits).replace(rx, '$1') + item.symbol : '0';
+    if (!item) {
+      return '0';
     }
+
+    const scaledNum = num / item.value;
+    const formattedNum = Number(sigfigs ? scaledNum.toPrecision(digits) : scaledNum.toFixed(digits)).toString();
+
+    return unit !== undefined
+      ? formattedNum + ' ' + item.symbol + unit
+      : formattedNum + item.symbol;
   }
 }

frontend/src/app/shared/shared.module.ts

@@ -36,6 +36,7 @@ import { FiatSelectorComponent } from '@components/fiat-selector/fiat-selector.c
 import { RateUnitSelectorComponent } from '@components/rate-unit-selector/rate-unit-selector.component';
 import { ThemeSelectorComponent } from '@components/theme-selector/theme-selector.component';
 import { AmountSelectorComponent } from '@components/amount-selector/amount-selector.component';
+import { TimezoneSelectorComponent } from '@components/timezone-selector/timezone-selector.component';
 import { BrowserOnlyDirective } from '@app/shared/directives/browser-only.directive';
 import { ServerOnlyDirective } from '@app/shared/directives/server-only.directive';
 import { ColoredPriceDirective } from '@app/shared/directives/colored-price.directive';
@@ -134,6 +135,7 @@ import { OnlyVsizeDirective, OnlyWeightDirective } from '@app/shared/components/
     ThemeSelectorComponent,
     RateUnitSelectorComponent,
     AmountSelectorComponent,
+    TimezoneSelectorComponent,
     ScriptpubkeyTypePipe,
     RelativeUrlPipe,
     NoSanitizePipe,
@@ -283,6 +285,7 @@ import { OnlyVsizeDirective, OnlyWeightDirective } from '@app/shared/components/
     RateUnitSelectorComponent,
     ThemeSelectorComponent,
     AmountSelectorComponent,
+    TimezoneSelectorComponent,
     ScriptpubkeyTypePipe,
     RelativeUrlPipe,
     Hex2asciiPipe,

frontend/src/app/shared/transaction.utils.ts

@@ -1,8 +1,9 @@
 import { TransactionFlags } from '@app/shared/filters.utils';
-import { getVarIntLength, opcodes, parseMultisigScript, isPoint } from '@app/shared/script.utils';
-import { Transaction } from '@interfaces/electrs.interface';
+import { getVarIntLength, parseMultisigScript, isPoint } from '@app/shared/script.utils';
+import { Transaction, Vin } from '@interfaces/electrs.interface';
 import { CpfpInfo, RbfInfo, TransactionStripped } from '@interfaces/node-api.interface';
 import { StateService } from '@app/services/state.service';
+import { Hash } from './sha256';
 
 // Bitcoin Core default policy settings
 const MAX_STANDARD_TX_WEIGHT = 400_000;
@@ -588,3 +589,762 @@ export function identifyPrioritizedTransactions(transactions: TransactionStrippe
 
   return { prioritized, deprioritized };
 }
+
+// Adapted from mempool backend https://github.com/mempool/mempool/blob/14e49126c3ca8416a8d7ad134a95c5e090324d69/backend/src/api/transaction-utils.ts#L254
+// Converts hex bitcoin script to ASM
+function convertScriptSigAsm(hex: string): string {
+
+  const buf = new Uint8Array(hex.length / 2);
+  for (let i = 0; i < buf.length; i++) {
+    buf[i] = parseInt(hex.substr(i * 2, 2), 16);
+  }
+
+  const b = [];
+  let i = 0;
+
+  while (i < buf.length) {
+    const op = buf[i];
+    if (op >= 0x01 && op <= 0x4e) {
+      i++;
+      let push;
+      if (op === 0x4c) {
+        push = buf[i];
+        b.push('OP_PUSHDATA1');
+        i += 1;
+      } else if (op === 0x4d) {
+        push = buf[i] | (buf[i + 1] << 8);
+        b.push('OP_PUSHDATA2');
+        i += 2;
+      } else if (op === 0x4e) {
+        push = buf[i] | (buf[i + 1] << 8) | (buf[i + 2] << 16) | (buf[i + 3] << 24);
+        b.push('OP_PUSHDATA4');
+        i += 4;
+      } else {
+        push = op;
+        b.push('OP_PUSHBYTES_' + push);
+      }
+
+      const data = buf.slice(i, i + push);
+      if (data.length !== push) {
+        break;
+      }
+
+      b.push(uint8ArrayToHexString(data));
+      i += data.length;
+    } else {
+      if (op === 0x00) {
+        b.push('OP_0');
+      } else if (op === 0x4f) {
+        b.push('OP_PUSHNUM_NEG1');
+      } else if (op === 0xb1) {
+        b.push('OP_CLTV');
+      } else if (op === 0xb2) {
+        b.push('OP_CSV');
+      } else if (op === 0xba) {
+        b.push('OP_CHECKSIGADD');
+      } else {
+        const opcode = opcodes[op];
+        if (opcode) {
+          b.push(opcode);
+        } else {
+          b.push('OP_RETURN_' + op);
+        }
+      }
+      i += 1;
+    }
+  }
+
+  return b.join(' ');
+}
+
+// Copied from mempool backend https://github.com/mempool/mempool/blob/14e49126c3ca8416a8d7ad134a95c5e090324d69/backend/src/api/transaction-utils.ts#L327
+/**
+ * This function must only be called when we know the witness we are parsing
+ * is a taproot witness.
+ * @param witness An array of hex strings that represents the witness stack of
+ *                the input.
+ * @returns null if the witness is not a script spend, and the hex string of
+ *          the script item if it is a script spend.
+ */
+function witnessToP2TRScript(witness: string[]): string | null {
+  if (witness.length < 2) return null;
+  // Note: see BIP341 for parsing details of witness stack
+
+  // If there are at least two witness elements, and the first byte of the
+  // last element is 0x50, this last element is called annex a and
+  // is removed from the witness stack.
+  const hasAnnex = witness[witness.length - 1].substring(0, 2) === '50';
+  // If there are at least two witness elements left, script path spending is used.
+  // Call the second-to-last stack element s, the script.
+  // (Note: this phrasing from BIP341 assumes we've *removed* the annex from the stack)
+  if (hasAnnex && witness.length < 3) return null;
+  const positionOfScript = hasAnnex ? witness.length - 3 : witness.length - 2;
+  return witness[positionOfScript];
+}
+
+// Copied from mempool backend https://github.com/mempool/mempool/blob/14e49126c3ca8416a8d7ad134a95c5e090324d69/backend/src/api/transaction-utils.ts#L227
+// Fills inner_redeemscript_asm and inner_witnessscript_asm fields of fetched prevouts for decoded transactions
+export function addInnerScriptsToVin(vin: Vin): void {
+  if (!vin.prevout) {
+    return;
+  }
+
+  if (vin.prevout.scriptpubkey_type === 'p2sh') {
+    const redeemScript = vin.scriptsig_asm.split(' ').reverse()[0];
+    vin.inner_redeemscript_asm = convertScriptSigAsm(redeemScript);
+    if (vin.witness && vin.witness.length > 2) {
+      const witnessScript = vin.witness[vin.witness.length - 1];
+      vin.inner_witnessscript_asm = convertScriptSigAsm(witnessScript);
+    }
+  }
+
+  if (vin.prevout.scriptpubkey_type === 'v0_p2wsh' && vin.witness) {
+    const witnessScript = vin.witness[vin.witness.length - 1];
+    vin.inner_witnessscript_asm = convertScriptSigAsm(witnessScript);
+  }
+
+  if (vin.prevout.scriptpubkey_type === 'v1_p2tr' && vin.witness) {
+    const witnessScript = witnessToP2TRScript(vin.witness);
+    if (witnessScript !== null) {
+      vin.inner_witnessscript_asm = convertScriptSigAsm(witnessScript);
+    }
+  }
+}
+
+// Adapted from bitcoinjs-lib at https://github.com/bitcoinjs/bitcoinjs-lib/blob/32e08aa57f6a023e995d8c4f0c9fbdc5f11d1fa0/ts_src/transaction.ts#L78
+// Reads buffer of raw transaction data
+function fromBuffer(buffer: Uint8Array, network: string): Transaction {
+  let offset = 0;
+
+  function readInt8(): number {
+    if (offset + 1 > buffer.length) {
+      throw new Error('Buffer out of bounds');
+    }
+    return buffer[offset++];
+  }
+
+  function readInt16() {
+    if (offset + 2 > buffer.length) {
+      throw new Error('Buffer out of bounds');
+    }
+    const value = buffer[offset] | (buffer[offset + 1] << 8);
+    offset += 2;
+    return value;
+  }
+
+  function readInt32(unsigned = false): number {
+    if (offset + 4 > buffer.length) {
+      throw new Error('Buffer out of bounds');
+    }
+    const value = buffer[offset] | (buffer[offset + 1] << 8) | (buffer[offset + 2] << 16) | (buffer[offset + 3] << 24);
+    offset += 4;
+    if (unsigned) {
+      return value >>> 0;
+    }
+    return value;
+  }
+
+  function readInt64(): bigint {
+    if (offset + 8 > buffer.length) {
+      throw new Error('Buffer out of bounds');
+    }
+    const low = BigInt(buffer[offset] | (buffer[offset + 1] << 8) | (buffer[offset + 2] << 16) | (buffer[offset + 3] << 24));
+    const high = BigInt(buffer[offset + 4] | (buffer[offset + 5] << 8) | (buffer[offset + 6] << 16) | (buffer[offset + 7] << 24));
+    offset += 8;
+    return (high << 32n) | (low & 0xffffffffn);
+  }
+
+  function readVarInt(): bigint {
+    const first = readInt8();
+    if (first < 0xfd) {
+      return BigInt(first);
+    } else if (first === 0xfd) {
+      return BigInt(readInt16());
+    } else if (first === 0xfe) {
+      return BigInt(readInt32(true));
+    } else if (first === 0xff) {
+      return readInt64();
+    } else {
+      throw new Error("Invalid VarInt prefix");
+    }
+  }
+
+  function readSlice(n: number | bigint): Uint8Array {
+    const length = Number(n);
+    if (offset + length > buffer.length) {
+      throw new Error('Cannot read slice out of bounds');
+    }
+    const slice = buffer.slice(offset, offset + length);
+    offset += length;
+    return slice;
+  }
+
+  function readVarSlice(): Uint8Array {
+    return readSlice(readVarInt());
+  }
+
+  function readVector(): Uint8Array[] {
+    const count = readVarInt();
+    const vector = [];
+    for (let i = 0; i < count; i++) {
+      vector.push(readVarSlice());
+    }
+    return vector;
+  }
+
+  // Parse raw transaction
+  const tx = {
+    status: {
+      confirmed: null,
+      block_height: null,
+      block_hash: null,
+      block_time: null,
+    }
+  } as Transaction;
+  
+  tx.version = readInt32();
+
+  const marker = readInt8();
+  const flag = readInt8();
+
+  let hasWitnesses = false;
+  if (
+    marker === 0x00 &&
+    flag === 0x01
+  ) {
+    hasWitnesses = true;
+  } else {
+    offset -= 2;
+  }
+
+  const vinLen = readVarInt();
+  tx.vin = [];
+  for (let i = 0; i < vinLen; ++i) {
+    const txid = uint8ArrayToHexString(readSlice(32).reverse());
+    const vout = readInt32(true);
+    const scriptsig = uint8ArrayToHexString(readVarSlice());
+    const sequence = readInt32(true);
+    const is_coinbase = txid === '0'.repeat(64);
+    const scriptsig_asm = convertScriptSigAsm(scriptsig);
+    tx.vin.push({ txid, vout, scriptsig, sequence, is_coinbase, scriptsig_asm, prevout: null });
+  }
+
+  const voutLen = readVarInt();
+  tx.vout = [];
+  for (let i = 0; i < voutLen; ++i) {
+    const value = Number(readInt64());
+    const scriptpubkeyArray = readVarSlice();
+    const scriptpubkey = uint8ArrayToHexString(scriptpubkeyArray)
+    const scriptpubkey_asm = convertScriptSigAsm(scriptpubkey);
+    const toAddress = scriptPubKeyToAddress(scriptpubkey, network);
+    const scriptpubkey_type = toAddress.type;
+    const scriptpubkey_address = toAddress?.address;
+    tx.vout.push({ value, scriptpubkey, scriptpubkey_asm, scriptpubkey_type, scriptpubkey_address });
+  }
+
+  let witnessSize = 0;
+  if (hasWitnesses) {
+    const startOffset = offset;
+    for (let i = 0; i < vinLen; ++i) {
+      tx.vin[i].witness = readVector().map(uint8ArrayToHexString);
+    }
+    witnessSize = offset - startOffset + 2;
+  }
+
+  tx.locktime = readInt32(true);
+
+  if (offset !== buffer.length) {
+    throw new Error('Transaction has unexpected data');
+  }
+  
+  tx.size = buffer.length;
+  tx.weight = (tx.size - witnessSize) * 3 + tx.size;
+
+  tx.txid = txid(tx);
+
+  return tx;
+}
+
+export function decodeRawTransaction(rawtx: string, network: string): Transaction {
+  if (!rawtx.length || rawtx.length % 2 !== 0 || !/^[0-9a-fA-F]*$/.test(rawtx)) {
+    throw new Error('Invalid hex string');
+  }
+
+  const buffer = new Uint8Array(rawtx.length / 2);
+  for (let i = 0; i < rawtx.length; i += 2) {
+    buffer[i / 2] = parseInt(rawtx.substring(i, i + 2), 16);
+  }
+
+  return fromBuffer(buffer, network);
+}
+
+function serializeTransaction(tx: Transaction): Uint8Array {
+  const result: number[] = [];
+
+  // Add version
+  result.push(...intToBytes(tx.version, 4));
+
+  // Add input count and inputs
+  result.push(...varIntToBytes(tx.vin.length));
+  for (const input of tx.vin) {
+    result.push(...hexStringToUint8Array(input.txid).reverse());
+    result.push(...intToBytes(input.vout, 4));
+    const scriptSig = hexStringToUint8Array(input.scriptsig);
+    result.push(...varIntToBytes(scriptSig.length));
+    result.push(...scriptSig);
+    result.push(...intToBytes(input.sequence, 4));
+  }
+
+  // Add output count and outputs
+  result.push(...varIntToBytes(tx.vout.length));
+  for (const output of tx.vout) {
+    result.push(...bigIntToBytes(BigInt(output.value), 8));
+    const scriptPubKey = hexStringToUint8Array(output.scriptpubkey);
+    result.push(...varIntToBytes(scriptPubKey.length));
+    result.push(...scriptPubKey);
+  }
+
+  // Add locktime
+  result.push(...intToBytes(tx.locktime, 4));
+
+  return new Uint8Array(result);
+}
+
+function txid(tx: Transaction): string {
+  const serializedTx = serializeTransaction(tx);
+  const hash1 = new Hash().update(serializedTx).digest();
+  const hash2 = new Hash().update(hash1).digest();
+  return uint8ArrayToHexString(hash2.reverse());
+}
+
+// Copied from mempool backend https://github.com/mempool/mempool/blob/14e49126c3ca8416a8d7ad134a95c5e090324d69/backend/src/api/transaction-utils.ts#L177
+export function countSigops(transaction: Transaction): number {
+  let sigops = 0;
+
+  for (const input of transaction.vin) {
+    if (input.scriptsig_asm) {
+      sigops += countScriptSigops(input.scriptsig_asm, true);
+    }
+    if (input.prevout) {
+      switch (true) {
+        case input.prevout.scriptpubkey_type === 'p2sh' && input.witness?.length === 2 && input.scriptsig && input.scriptsig.startsWith('160014'):
+        case input.prevout.scriptpubkey_type === 'v0_p2wpkh':
+          sigops += 1;
+          break;
+
+        case input.prevout?.scriptpubkey_type === 'p2sh' && input.witness?.length && input.scriptsig && input.scriptsig.startsWith('220020'):
+        case input.prevout.scriptpubkey_type === 'v0_p2wsh':
+          if (input.witness?.length) {
+            sigops += countScriptSigops(convertScriptSigAsm(input.witness[input.witness.length - 1]), false, true);
+          }
+          break;
+
+        case input.prevout.scriptpubkey_type === 'p2sh':
+          if (input.inner_redeemscript_asm) {
+            sigops += countScriptSigops(input.inner_redeemscript_asm);
+          }
+          break;
+      }
+    }
+  }
+
+  for (const output of transaction.vout) {
+    if (output.scriptpubkey_asm) {
+      sigops += countScriptSigops(output.scriptpubkey_asm, true);
+    }
+  }
+
+  return sigops;
+}
+
+function scriptPubKeyToAddress(scriptPubKey: string, network: string): { address: string, type: string } {
+  // P2PKH
+  if (/^76a914[0-9a-f]{40}88ac$/.test(scriptPubKey)) {
+    return { address: p2pkh(scriptPubKey.substring(6, 6 + 40), network), type: 'p2pkh' };
+  }
+  // P2PK
+  if (/^21[0-9a-f]{66}ac$/.test(scriptPubKey) || /^41[0-9a-f]{130}ac$/.test(scriptPubKey)) {
+    return { address: null, type: 'p2pk' };
+  }
+  // P2SH
+  if (/^a914[0-9a-f]{40}87$/.test(scriptPubKey)) {
+    return { address: p2sh(scriptPubKey.substring(4, 4 + 40), network), type: 'p2sh' };
+  }
+  // P2WPKH
+  if (/^0014[0-9a-f]{40}$/.test(scriptPubKey)) {
+    return { address: p2wpkh(scriptPubKey.substring(4, 4 + 40), network), type: 'v0_p2wpkh' };
+  }
+  // P2WSH
+  if (/^0020[0-9a-f]{64}$/.test(scriptPubKey)) {
+    return { address: p2wsh(scriptPubKey.substring(4, 4 + 64), network), type: 'v0_p2wsh' };
+  }
+  // P2TR
+  if (/^5120[0-9a-f]{64}$/.test(scriptPubKey)) {
+    return { address: p2tr(scriptPubKey.substring(4, 4 + 64), network), type: 'v1_p2tr' };
+  }
+  // multisig
+  if (/^[0-9a-f]+ae$/.test(scriptPubKey)) {
+    return { address: null, type: 'multisig' };
+  }
+  // anchor
+  if (scriptPubKey === '51024e73') {
+    return { address: p2a(network), type: 'anchor' };
+  }
+  // op_return
+  if (/^6a/.test(scriptPubKey)) {
+    return { address: null, type: 'op_return' };
+  }
+  return { address: null, type: 'unknown' };
+}
+
+function p2pkh(pubKeyHash: string, network: string): string {
+  const pubkeyHashArray = hexStringToUint8Array(pubKeyHash);
+  const version = ['testnet', 'testnet4', 'signet'].includes(network) ? 0x6f : 0x00;
+  const versionedPayload = Uint8Array.from([version, ...pubkeyHashArray]);
+  const hash1 = new Hash().update(versionedPayload).digest();
+  const hash2 = new Hash().update(hash1).digest();
+  const checksum = hash2.slice(0, 4);
+  const finalPayload = Uint8Array.from([...versionedPayload, ...checksum]);
+  const bitcoinAddress = base58Encode(finalPayload);
+  return bitcoinAddress;
+}
+
+function p2sh(scriptHash: string, network: string): string {
+  const scriptHashArray = hexStringToUint8Array(scriptHash);
+  const version = ['testnet', 'testnet4', 'signet'].includes(network) ? 0xc4 : 0x05;
+  const versionedPayload = Uint8Array.from([version, ...scriptHashArray]);
+  const hash1 = new Hash().update(versionedPayload).digest();
+  const hash2 = new Hash().update(hash1).digest();
+  const checksum = hash2.slice(0, 4);
+  const finalPayload = Uint8Array.from([...versionedPayload, ...checksum]);
+  const bitcoinAddress = base58Encode(finalPayload);
+  return bitcoinAddress;
+}
+
+function p2wpkh(pubKeyHash: string, network: string): string {
+  const pubkeyHashArray = hexStringToUint8Array(pubKeyHash);
+  const hrp = ['testnet', 'testnet4', 'signet'].includes(network) ? 'tb' : 'bc';
+  const version = 0;
+  const words = [version].concat(toWords(pubkeyHashArray));
+  const bech32Address = bech32Encode(hrp, words);
+  return bech32Address;
+}
+
+function p2wsh(scriptHash: string, network: string): string {
+  const scriptHashArray = hexStringToUint8Array(scriptHash);
+  const hrp = ['testnet', 'testnet4', 'signet'].includes(network) ? 'tb' : 'bc';
+  const version = 0;
+  const words = [version].concat(toWords(scriptHashArray));
+  const bech32Address = bech32Encode(hrp, words);
+  return bech32Address;
+}
+
+function p2tr(pubKeyHash: string, network: string): string {
+  const pubkeyHashArray = hexStringToUint8Array(pubKeyHash);
+  const hrp = ['testnet', 'testnet4', 'signet'].includes(network) ? 'tb' : 'bc';
+  const version = 1;
+  const words = [version].concat(toWords(pubkeyHashArray));
+  const bech32Address = bech32Encode(hrp, words, 0x2bc830a3);
+  return bech32Address;
+}
+
+function p2a(network: string): string {
+  const pubkeyHashArray = hexStringToUint8Array('4e73');
+  const hrp = ['testnet', 'testnet4', 'signet'].includes(network) ? 'tb' : 'bc';
+  const version = 1;
+  const words = [version].concat(toWords(pubkeyHashArray));
+  const bech32Address = bech32Encode(hrp, words, 0x2bc830a3);
+  return bech32Address;
+}
+
+// base58 encoding
+function base58Encode(data: Uint8Array): string {
+  const BASE58_ALPHABET = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
+
+  let hexString = Array.from(data)
+    .map(byte => byte.toString(16).padStart(2, '0'))
+    .join('');
+  
+  let num = BigInt("0x" + hexString);
+
+  let encoded = "";
+  while (num > 0) {
+    const remainder = Number(num % 58n);
+    num = num / 58n;
+    encoded = BASE58_ALPHABET[remainder] + encoded;
+  }
+
+  for (let byte of data) {
+    if (byte === 0) {
+      encoded = "1" + encoded;
+    } else {
+      break;
+    }
+  }
+
+  return encoded;
+}
+
+// bech32 encoding
+// Adapted from https://github.com/bitcoinjs/bech32/blob/5ceb0e3d4625561a459c85643ca6947739b2d83c/src/index.ts
+function bech32Encode(prefix: string, words: number[], constant: number = 1) {
+  const BECH32_ALPHABET = "qpzry9x8gf2tvdw0s3jn54khce6mua7l";
+
+  const checksum = createChecksum(prefix, words, constant);
+  const combined = words.concat(checksum);
+  let result = prefix + '1';
+  for (let i = 0; i < combined.length; ++i) {
+    result += BECH32_ALPHABET.charAt(combined[i]);
+  }
+  return result;
+}
+
+function polymodStep(pre) {
+  const GENERATORS = [0x3b6a57b2, 0x26508e6d, 0x1ea119fa, 0x3d4233dd, 0x2a1462b3];
+  const b = pre >> 25;
+  return (
+    ((pre & 0x1ffffff) << 5) ^
+    ((b & 1 ? GENERATORS[0] : 0) ^
+      (b & 2 ? GENERATORS[1] : 0) ^
+      (b & 4 ? GENERATORS[2] : 0) ^
+      (b & 8 ? GENERATORS[3] : 0) ^
+      (b & 16 ? GENERATORS[4] : 0))
+  );
+}
+
+function prefixChk(prefix) {
+  let chk = 1;
+  for (let i = 0; i < prefix.length; ++i) {
+    const c = prefix.charCodeAt(i);
+    chk = polymodStep(chk) ^ (c >> 5);
+  }
+  chk = polymodStep(chk);
+  for (let i = 0; i < prefix.length; ++i) {
+    const c = prefix.charCodeAt(i);
+    chk = polymodStep(chk) ^ (c & 0x1f);
+  }
+  return chk;
+}
+
+function createChecksum(prefix: string, words: number[], constant: number) {
+  const POLYMOD_CONST = constant;
+  let chk = prefixChk(prefix);
+  for (let i = 0; i < words.length; ++i) {
+    const x = words[i];
+    chk = polymodStep(chk) ^ x;
+  }
+  for (let i = 0; i < 6; ++i) {
+    chk = polymodStep(chk);
+  }
+  chk ^= POLYMOD_CONST;
+
+  const checksum = [];
+  for (let i = 0; i < 6; ++i) {
+    checksum.push((chk >> (5 * (5 - i))) & 31);
+  }
+  return checksum;
+}
+
+function convertBits(data, fromBits, toBits, pad) {
+  let acc = 0;
+  let bits = 0;
+  const ret = [];
+  const maxV = (1 << toBits) - 1;
+
+  for (let i = 0; i < data.length; ++i) {
+    const value = data[i];
+    if (value < 0 || value >> fromBits) throw new Error('Invalid value');
+    acc = (acc << fromBits) | value;
+    bits += fromBits;
+    while (bits >= toBits) {
+      bits -= toBits;
+      ret.push((acc >> bits) & maxV);
+    }
+  }
+  if (pad) {
+    if (bits > 0) {
+      ret.push((acc << (toBits - bits)) & maxV);
+    }
+  } else if (bits >= fromBits || ((acc << (toBits - bits)) & maxV)) {
+    throw new Error('Invalid data');
+  }
+  return ret;
+}
+
+function toWords(bytes) {
+  return convertBits(bytes, 8, 5, true);
+}
+
+// Helper functions
+function uint8ArrayToHexString(uint8Array: Uint8Array): string {
+  return Array.from(uint8Array).map(byte => byte.toString(16).padStart(2, '0')).join('');
+}
+
+function hexStringToUint8Array(hex: string): Uint8Array {
+  const buf = new Uint8Array(hex.length / 2);
+  for (let i = 0; i < buf.length; i++) {
+    buf[i] = parseInt(hex.substr(i * 2, 2), 16);
+  }
+  return buf;
+}
+
+function intToBytes(value: number, byteLength: number): number[] {
+  const bytes = [];
+  for (let i = 0; i < byteLength; i++) {
+    bytes.push((value >> (8 * i)) & 0xff);
+  }
+  return bytes;
+}
+
+function bigIntToBytes(value: bigint, byteLength: number): number[] {
+  const bytes = [];
+  for (let i = 0; i < byteLength; i++) {
+    bytes.push(Number((value >> BigInt(8 * i)) & 0xffn));
+  }
+  return bytes;
+}
+
+function varIntToBytes(value: number | bigint): number[] {
+  const bytes = [];
+
+  if (typeof value === 'number') {
+    if (value < 0xfd) {
+      bytes.push(value);
+    } else if (value <= 0xffff) {
+      bytes.push(0xfd, value & 0xff, (value >> 8) & 0xff);
+    } else if (value <= 0xffffffff) {
+      bytes.push(0xfe, ...intToBytes(value, 4));
+    }
+  } else {
+    if (value < 0xfdn) {
+      bytes.push(Number(value));
+    } else if (value <= 0xffffn) {
+      bytes.push(0xfd, Number(value & 0xffn), Number((value >> 8n) & 0xffn));
+    } else if (value <= 0xffffffffn) {
+      bytes.push(0xfe, ...intToBytes(Number(value), 4));
+    } else {
+      bytes.push(0xff, ...bigIntToBytes(value, 8));
+    }
+  }
+
+  return bytes;
+}
+
+// Inversed the opcodes object from https://github.com/mempool/mempool/blob/14e49126c3ca8416a8d7ad134a95c5e090324d69/backend/src/utils/bitcoin-script.ts#L1
+const opcodes = {
+  0: 'OP_0',
+  76: 'OP_PUSHDATA1',
+  77: 'OP_PUSHDATA2',
+  78: 'OP_PUSHDATA4',
+  79: 'OP_PUSHNUM_NEG1',
+  80: 'OP_RESERVED',
+  81: 'OP_PUSHNUM_1',
+  82: 'OP_PUSHNUM_2',
+  83: 'OP_PUSHNUM_3',
+  84: 'OP_PUSHNUM_4',
+  85: 'OP_PUSHNUM_5',
+  86: 'OP_PUSHNUM_6',
+  87: 'OP_PUSHNUM_7',
+  88: 'OP_PUSHNUM_8',
+  89: 'OP_PUSHNUM_9',
+  90: 'OP_PUSHNUM_10',
+  91: 'OP_PUSHNUM_11',
+  92: 'OP_PUSHNUM_12',
+  93: 'OP_PUSHNUM_13',
+  94: 'OP_PUSHNUM_14',
+  95: 'OP_PUSHNUM_15',
+  96: 'OP_PUSHNUM_16',
+  97: 'OP_NOP',
+  98: 'OP_VER',
+  99: 'OP_IF',
+  100: 'OP_NOTIF',
+  101: 'OP_VERIF',
+  102: 'OP_VERNOTIF',
+  103: 'OP_ELSE',
+  104: 'OP_ENDIF',
+  105: 'OP_VERIFY',
+  106: 'OP_RETURN',
+  107: 'OP_TOALTSTACK',
+  108: 'OP_FROMALTSTACK',
+  109: 'OP_2DROP',
+  110: 'OP_2DUP',
+  111: 'OP_3DUP',
+  112: 'OP_2OVER',
+  113: 'OP_2ROT',
+  114: 'OP_2SWAP',
+  115: 'OP_IFDUP',
+  116: 'OP_DEPTH',
+  117: 'OP_DROP',
+  118: 'OP_DUP',
+  119: 'OP_NIP',
+  120: 'OP_OVER',
+  121: 'OP_PICK',
+  122: 'OP_ROLL',
+  123: 'OP_ROT',
+  124: 'OP_SWAP',
+  125: 'OP_TUCK',
+  126: 'OP_CAT',
+  127: 'OP_SUBSTR',
+  128: 'OP_LEFT',
+  129: 'OP_RIGHT',
+  130: 'OP_SIZE',
+  131: 'OP_INVERT',
+  132: 'OP_AND',
+  133: 'OP_OR',
+  134: 'OP_XOR',
+  135: 'OP_EQUAL',
+  136: 'OP_EQUALVERIFY',
+  137: 'OP_RESERVED1',
+  138: 'OP_RESERVED2',
+  139: 'OP_1ADD',
+  140: 'OP_1SUB',
+  141: 'OP_2MUL',
+  142: 'OP_2DIV',
+  143: 'OP_NEGATE',
+  144: 'OP_ABS',
+  145: 'OP_NOT',
+  146: 'OP_0NOTEQUAL',
+  147: 'OP_ADD',
+  148: 'OP_SUB',
+  149: 'OP_MUL',
+  150: 'OP_DIV',
+  151: 'OP_MOD',
+  152: 'OP_LSHIFT',
+  153: 'OP_RSHIFT',
+  154: 'OP_BOOLAND',
+  155: 'OP_BOOLOR',
+  156: 'OP_NUMEQUAL',
+  157: 'OP_NUMEQUALVERIFY',
+  158: 'OP_NUMNOTEQUAL',
+  159: 'OP_LESSTHAN',
+  160: 'OP_GREATERTHAN',
+  161: 'OP_LESSTHANOREQUAL',
+  162: 'OP_GREATERTHANOREQUAL',
+  163: 'OP_MIN',
+  164: 'OP_MAX',
+  165: 'OP_WITHIN',
+  166: 'OP_RIPEMD160',
+  167: 'OP_SHA1',
+  168: 'OP_SHA256',
+  169: 'OP_HASH160',
+  170: 'OP_HASH256',
+  171: 'OP_CODESEPARATOR',
+  172: 'OP_CHECKSIG',
+  173: 'OP_CHECKSIGVERIFY',
+  174: 'OP_CHECKMULTISIG',
+  175: 'OP_CHECKMULTISIGVERIFY',
+  176: 'OP_NOP1',
+  177: 'OP_CHECKLOCKTIMEVERIFY',
+  178: 'OP_CHECKSEQUENCEVERIFY',
+  179: 'OP_NOP4',
+  180: 'OP_NOP5',
+  181: 'OP_NOP6',
+  182: 'OP_NOP7',
+  183: 'OP_NOP8',
+  184: 'OP_NOP9',
+  185: 'OP_NOP10',
+  186: 'OP_CHECKSIGADD',
+  253: 'OP_PUBKEYHASH',
+  254: 'OP_PUBKEY',
+  255: 'OP_INVALIDOPCODE',
+};

frontend/src/index.mempool.meta.html

@@ -0,0 +1,45 @@
+<!doctype html>
+<html lang="en">
+
+<head>
+  <meta charset="utf-8">
+  <title>Metaplanet Inc</title>
+  <script src="/resources/config.js"></script>
+  <script src="/resources/customize.js"></script>
+  <base href="/">
+
+  <meta name="description" content="Secure the Future with Bitcoin." />
+  <meta property="og:image" content="https://mempool.space/resources/meta/meta-preview.jpg" />
+  <meta property="og:image:type" content="image/jpeg" />
+  <meta property="og:image:width" content="2000" />
+  <meta property="og:image:height" content="1000" />
+  <meta property="og:description" content="Secure the Future with Bitcoin." />
+  <meta name="twitter:card" content="summary_large_image">
+  <meta name="twitter:site" content="@mempool">
+  <meta name="twitter:creator" content="@mempool">
+  <meta name="twitter:title" content="Metaplanet Inc">
+  <meta name="twitter:description" content="Secure the Future with Bitcoin." />
+  <meta name="twitter:image" content="https://mempool.space/resources/meta/meta-preview.jpg" />
+  <meta name="twitter:domain" content="metaplanet.mempool.space">
+
+  <link rel="apple-touch-icon" sizes="180x180" href="/resources/meta/favicons/apple-touch-icon.png">
+  <link rel="icon" type="image/png" sizes="32x32" href="/resources/meta/favicons/favicon-32x32.png">
+  <link rel="icon" type="image/png" sizes="16x16" href="/resources/meta/favicons/favicon-16x16.png">
+  <link rel="manifest" href="/resources/meta/favicons/site.webmanifest">
+  <link rel="shortcut icon" href="/resources/meta/favicons/favicon.ico">
+  <link id="canonical" rel="canonical" href="https://metaplanet.mempool.space">
+
+  <meta name="apple-mobile-web-app-capable" content="yes">
+  <meta name="apple-mobile-web-app-status-bar-style" content="black">
+  <meta name="msapplication-TileColor" content="#000000">
+  <meta name="msapplication-config" content="/resources/favicons/browserconfig.xml">
+  <meta name="theme-color" content="#1d1f31">
+
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+</head>
+
+<body>
+  <app-root></app-root>
+</body>
+
+</html>

frontend/src/resources/meta/favicons/site.webmanifest

@@ -0,0 +1 @@
+{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}

production/bitcoin.conf

@@ -4,7 +4,6 @@ txindex=1
 coinstatsindex=1
 listen=1
 discover=1
-par=16
 dbcache=8192
 mempoolfullrbf=1
 maxconnections=100

production/install

@@ -2014,9 +2014,9 @@ case $OS in
 moused_nondefault_enable="NO"
 
 nginx_enable="YES"
-nginx_profiles="mempool"
-nginx_mempool_flags="-p /mempool"
-nginx_mempool_configfile="/mempool/mempool/nginx/nginx.conf"
+#nginx_profiles="mempool"
+#nginx_mempool_flags="-p /mempool"
+#nginx_mempool_configfile="/mempool/mempool.space/nginx/nginx.conf"
 
 mysql_enable="YES"
 mysql_dbdir="/mysql"

production/mempool-build-all

@@ -131,8 +131,8 @@ export NVM_DIR="${HOME}/.nvm"
 source "${NVM_DIR}/nvm.sh"
 
 # what to look for
-frontends=(mainnet liquid onbtc)
-backends=(mainnet testnet testnet4 signet liquid liquidtestnet onbtc)
+frontends=(mainnet liquid onbtc bitb meta)
+backends=(mainnet testnet testnet4 signet liquid liquidtestnet onbtc bitb)
 frontend_repos=()
 backend_repos=()
 
@@ -148,7 +148,7 @@ for repo in $backends;do
 done
 
 # update all repos
-for repo in $backend_repos;do
+for repo in $frontend_repos $backend_repos;do
     update_repo "${repo}"
 done
 

production/mempool-config.mainnet.json

@@ -153,6 +153,6 @@
   },
   "WALLETS": {
     "ENABLED": true,
-    "WALLETS": ["BITB"]
+    "WALLETS": ["BITB", "3350"]
   }
 }

production/mempool-frontend-config.meta.json

@@ -0,0 +1,19 @@
+{
+  "OFFICIAL_MEMPOOL_SPACE": true,
+  "TESTNET_ENABLED": true,
+  "TESTNET4_ENABLED": true,
+  "LIQUID_ENABLED": true,
+  "LIQUID_TESTNET_ENABLED": true,
+  "BISQ_ENABLED": true,
+  "BISQ_SEPARATE_BACKEND": true,
+  "SIGNET_ENABLED": true,
+  "MEMPOOL_WEBSITE_URL": "https://mempool.space",
+  "LIQUID_WEBSITE_URL": "https://liquid.network",
+  "BISQ_WEBSITE_URL": "https://bisq.markets",
+  "ITEMS_PER_PAGE": 25,
+  "LIGHTNING": true,
+  "ACCELERATOR": true,
+  "PUBLIC_ACCELERATIONS": true,
+  "AUDIT": true,
+  "CUSTOMIZATION": "custom-meta-config.json"
+}

production/mempool-start-all

@@ -5,6 +5,7 @@ nvm use v20.12.0
 
 # start all mempool backends that exist
 for site in mainnet mainnet-lightning testnet testnet-lightning testnet4 signet signet-lightning liquid liquidtestnet;do
+    [ ! -e "${HOME}/${site}/backend/" ] && continue
     cd "${HOME}/${site}/backend/" && \
     echo "starting mempool backend: ${site}" && \
     screen -dmS "${site}" sh -c 'while true;do npm run start-production;sleep 1;done'
@@ -15,7 +16,7 @@ screen -dmS x startx
 sleep 3
 
 # start unfurlers for each frontend
-for site in mainnet liquid onbtc;do
+for site in mainnet liquid onbtc bitb meta;do
     cd "$HOME/${site}/unfurler" && \
     echo "starting mempool unfurler: ${site}" && \
     screen -dmS "unfurler-${site}" sh -c 'while true;do npm run unfurler;sleep 2;done'