Merge pull request #2095 from mempool/nymkappa/feature/ln-nodes-maxmind

Show maxming data when available is nodes page

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

@@ -4,9 +4,34 @@ import DB from '../../database';
 class NodesApi {
   public async $getNode(public_key: string): Promise<any> {
     try {
-      const query = `SELECT nodes.*, (SELECT COUNT(*) FROM channels WHERE channels.status < 2 AND (channels.node1_public_key = ? OR channels.node2_public_key = ?)) AS channel_count, (SELECT SUM(capacity) FROM channels WHERE channels.status < 2 AND (channels.node1_public_key = ? OR channels.node2_public_key = ?)) AS capacity, (SELECT AVG(capacity) FROM channels WHERE status < 2 AND (node1_public_key = ? OR node2_public_key = ?)) AS channels_capacity_avg FROM nodes WHERE public_key = ?`;
+      const query = `
+        SELECT nodes.*, geo_names_as.names as as_organization, geo_names_city.names as city,
+        geo_names_country.names as country, geo_names_subdivision.names as subdivision,
+          (SELECT Count(*)
+          FROM channels
+          WHERE channels.status < 2 AND ( channels.node1_public_key = ? OR channels.node2_public_key = ? )) AS channel_count,
+          (SELECT Sum(capacity)
+          FROM channels
+          WHERE channels.status < 2 AND ( channels.node1_public_key = ? OR channels.node2_public_key = ? )) AS capacity,
+          (SELECT Avg(capacity)
+          FROM channels
+          WHERE status < 2 AND ( node1_public_key = ? OR node2_public_key = ? )) AS channels_capacity_avg
+        FROM nodes
+        LEFT JOIN geo_names geo_names_as on geo_names_as.id = as_number
+        LEFT JOIN geo_names geo_names_city on geo_names_city.id = city_id
+        LEFT JOIN geo_names geo_names_subdivision on geo_names_subdivision.id = subdivision_id
+        LEFT JOIN geo_names geo_names_country on geo_names_country.id = country_id
+        WHERE public_key = ?
+      `;
       const [rows]: any = await DB.query(query, [public_key, public_key, public_key, public_key, public_key, public_key, public_key]);
-      return rows[0];
+      if (rows.length > 0) {
+        rows[0].as_organization = JSON.parse(rows[0].as_organization);
+        rows[0].subdivision = JSON.parse(rows[0].subdivision);
+        rows[0].city = JSON.parse(rows[0].city);
+        rows[0].country = JSON.parse(rows[0].country);
+        return rows[0];
+      }
+      return null;
     } catch (e) {
       logger.err('$getNode error: ' + (e instanceof Error ? e.message : e));
       throw e;

frontend/src/app/lightning/node/node.component.html

@@ -33,6 +33,14 @@
                   <app-sats [satoshis]="node.channels_capacity_avg"></app-sats><app-fiat [value]="node.channels_capacity_avg" digitsInfo="1.0-0"></app-fiat>
                 </td>
               </tr>
+              <tr *ngIf="node.country && node.city && node.subdivision">
+                <td i18n="location">Location</td>
+                <td>{{ node.city.en }}, {{ node.subdivision.en }}<br>{{ node.country.en }}</td>
+              </tr>
+              <tr *ngIf="node.country && !node.city">
+                <td i18n="location">Location</td>
+                <td>{{ node.country.en }}</td>
+              </tr>
             </tbody>
           </table>
         </div>
@@ -56,6 +64,12 @@
                 <td i18n="address.balance">Color</td>
                 <td><div [ngStyle]="{'color': node.color}">{{ node.color }}</div></td>
               </tr>
+              <tr *ngIf="node.country">
+                <td i18n="isp">ISP</td>
+                <td>
+                  {{ node.as_organization }} [ASN {{node.as_number}}]
+                </td>
+              </tr>
             </tbody>
           </table>
         </div>