Add button in admin backend to cleanup revisions of a specific pad

admin/public/ep_admin_pads/de.json

@@ -14,6 +14,7 @@
 	"ep_adminpads2_autoupdate.title": "Aktiviert oder deaktiviert automatische Aktualisierungen für die aktuelle Abfrage.",
 	"ep_adminpads2_confirm": "Willst du das Pad {{padID}} wirklich löschen?",
 	"ep_adminpads2_delete.value": "Löschen",
+  "ep_adminpads2_cleanup": "Historie aufräumen",
 	"ep_adminpads2_last-edited": "Zuletzt bearbeitet",
 	"ep_adminpads2_loading": "Lädt...",
 	"ep_adminpads2_manage-pads": "Pads verwalten",

admin/public/ep_admin_pads/en.json

@@ -4,6 +4,7 @@
   "ep_adminpads2_autoupdate.title": "Enables or disables automatic updates for the current query.",
   "ep_adminpads2_confirm": "Do you really want to delete the pad {{padID}}?",
   "ep_adminpads2_delete.value": "Delete",
+  "ep_adminpads2_cleanup": "Cleanup revisions",
   "ep_adminpads2_last-edited": "Last edited",
   "ep_adminpads2_loading": "Loading…",
   "ep_adminpads2_manage-pads": "Manage pads",

admin/src/pages/PadPage.tsx

@@ -6,7 +6,7 @@ import {useDebounce} from "../utils/useDebounce.ts";
 import {determineSorting} from "../utils/sorting.ts";
 import * as Dialog from "@radix-ui/react-dialog";
 import {IconButton} from "../components/IconButton.tsx";
-import {ChevronLeft, ChevronRight, Eye, Trash2} from "lucide-react";
+import {ChevronLeft, ChevronRight, Eye, Trash2, FileStack} from "lucide-react";
 import {SearchField} from "../components/SearchField.tsx";
 
 export const PadPage = ()=>{
@@ -68,12 +68,30 @@ export const PadPage = ()=>{
                 results: newPads
             })
         })
+
+        settingsSocket.on('results:cleanupPadRevisions', (data)=>{
+          let newPads = useStore.getState().pads?.results ?? []
+
+          newPads.forEach((pad)=>{
+            if (pad.padName === data.padId) {
+              pad.revisionNumber = data.keepRevisions
+            }
+          })
+
+          useStore.getState().setPads({
+            results: newPads,
+            total: useStore.getState().pads!.total
+          })
+        })
     }, [settingsSocket, pads]);
 
     const deletePad = (padID: string)=>{
         settingsSocket?.emit('deletePad', padID)
     }
 
+    const cleanupPad = (padID: string)=>{
+        settingsSocket?.emit('cleanupPadRevisions', padID)
+    }
 
 
     return <div>
@@ -150,6 +168,9 @@ export const PadPage = ()=>{
                                     setPadToDelete(pad.padName)
                                     setDeleteDialog(true)
                                 }}/>
+                                <IconButton icon={<FileStack/>} title={<Trans i18nKey="ep_admin_pads:ep_adminpads2_cleanup"/>} onClick={()=>{
+                                  cleanupPad(pad.padName)
+                                }}/>
                                 <IconButton icon={<Eye/>} title="view" onClick={()=>window.open(`/p/${pad.padName}`, '_blank')}/>
                             </div>
                         </td>

src/node/hooks/express/adminsettings.ts

@@ -13,6 +13,7 @@ const settings = require('../../utils/Settings');
 const UpdateCheck = require('../../utils/UpdateCheck');
 const padManager = require('../../db/PadManager');
 const api = require('../../db/API');
+const cleanup = require('../../utils/Cleanup');
 
 
 const queryPadLimit = 12;
@@ -252,6 +253,26 @@ exports.socketio = (hookName: string, {io}: any) => {
             }
         })
 
+        socket.on('cleanupPadRevisions', async (padId: string) => {
+          const padExists = await padManager.doesPadExists(padId);
+          if (padExists) {
+            logger.info(`Cleanup pad revisions: ${padId}`);
+            try {
+              const result = await cleanup.deleteRevisions(padId, settings.cleanup.keepRevisions)
+              if (result) {
+                socket.emit('results:cleanupPadRevisions', {
+                  padId: padId,
+                  keepRevisions: settings.cleanup.keepRevisions,
+                });
+                logger.info('successful cleaned up pad: ', padId)
+              }
+            } catch (err: any) {
+              logger.error(`Error in pad ${padId}: ${err.stack || err}`);
+              return;
+            }
+          }
+        })
+
         socket.on('restartServer', async () => {
             logger.info('Admin request to restart server through a socket on /admin/settings');
             settings.reloadSettings();

src/node/utils/Cleanup.ts

@@ -39,7 +39,7 @@ const createRevision = async (aChangeset: AChangeSet, timestamp: number, isKeyRe
   };
 }
 
-exports.deleteRevisions = async (padId: string, keepRevisions: number): Promise<void> => {
+exports.deleteRevisions = async (padId: string, keepRevisions: number): Promise<boolean> => {
 
   logger.debug('Start cleanup revisions', padId)
 
@@ -48,6 +48,11 @@ exports.deleteRevisions = async (padId: string, keepRevisions: number): Promise<
 
   logger.debug('Initial pad is valid')
 
+  if (pad.head < keepRevisions) {
+    logger.debug('Pad has not enough revisions')
+    return false
+  }
+
   padMessageHandler.kickSessionsFromPad(padId)
 
   const cleanupUntilRevision = pad.head - keepRevisions
@@ -116,6 +121,8 @@ exports.deleteRevisions = async (padId: string, keepRevisions: number): Promise<
 
   let newPad = await padManager.getPad(padId);
   await newPad.check();
+
+  return true
 }
 
 exports.checkTodos = async () => {
@@ -139,8 +146,10 @@ exports.checkTodos = async () => {
     }
 
     try {
-      await exports.deleteRevisions(padId, settings.keepRevisions)
+      const result = await exports.deleteRevisions(padId, settings.keepRevisions)
+      if (result) {
         logger.info('successful cleaned up pad: ', padId)
+      }
     } catch (err: any) {
       logger.error(`Error in pad ${padId}: ${err.stack || err}`);
       return;

src/node/utils/Settings.ts

@@ -380,6 +380,13 @@ exports.sso = {
  */
 exports.showSettingsInAdminPage = true;
 
+/*
+ * Settings for cleanup of pads
+ */
+exports.cleanup = {
+  keepRevisions: 100,
+}
+
 /*
  * By default, when caret is moved out of viewport, it scrolls the minimum
  * height needed to make this line visible.