fix: handle bad access when accessing paths (#2375)

packages/desktop/app/AppState.ts

@@ -1,10 +1,7 @@
-import { MessageType } from '../test/TestIpcMessage'
 import { Store } from './javascripts/Main/Store/Store'
 import { StoreKeys } from './javascripts/Main/Store/StoreKeys'
 import { Paths, Urls } from './javascripts/Main/Types/Paths'
 import { UpdateState } from './javascripts/Main/UpdateManager'
-import { handleTestMessage } from './javascripts/Main/Utils/Testing'
-import { isTesting } from './javascripts/Main/Utils/Utils'
 import { WindowState } from './javascripts/Main/Window'
 
 export class AppState {
@@ -27,12 +24,6 @@ export class AppState {
     this.store.set(StoreKeys.LastRunVersion, this.version)
 
     this.updates = new UpdateState(this)
-
-    if (isTesting()) {
-      handleTestMessage(MessageType.AppStateCall, (method, ...args) => {
-        ;(this as any)[method](...args)
-      })
-    }
   }
 
   public isRunningVersionForFirstTime(): boolean {

packages/desktop/app/index.ts

@@ -1,3 +1,4 @@
+/* eslint-disable no-console */
 import { app, ipcMain, shell } from 'electron'
 import log from 'electron-log'
 import fs from 'fs-extra'
@@ -9,8 +10,6 @@ import { Store } from './javascripts/Main/Store/Store'
 import { StoreKeys } from './javascripts/Main/Store/StoreKeys'
 import { isSnap } from './javascripts/Main/Types/Constants'
 import { Paths } from './javascripts/Main/Types/Paths'
-import { setupTesting } from './javascripts/Main/Utils/Testing'
-import { isTesting } from './javascripts/Main/Utils/Utils'
 import { CommandLineArgs } from './javascripts/Shared/CommandLineArgs'
 
 enableExperimentalFeaturesForFileAccessFix()
@@ -39,10 +38,6 @@ if (userDataPathIndex > 0) {
   migrateSnapStorage()
 }
 
-if (isTesting()) {
-  setupTesting()
-}
-
 log.transports.file.level = 'info'
 
 process.on('uncaughtException', (err) => {
@@ -96,8 +91,12 @@ function migrateSnapStorage() {
         fs.moveSync(fullFilePath, path.join(dest, fileName), {
           overwrite: false,
         })
-      } catch (error: any) {
-        console.error(`Migration: error occured while moving ${fullFilePath} to ${dest}:`, error?.message ?? error)
+      } catch (error) {
+        console.error(
+          `Migration: error occured while moving ${fullFilePath} to ${dest}:`,
+          // eslint-disable-next-line @typescript-eslint/no-explicit-any
+          (error as any)?.message ?? error,
+        )
       }
     }
 
@@ -110,18 +109,22 @@ function migrateSnapStorage() {
        * Backups location has not been altered by the user. Move it to the
        * user documents directory
        */
-      console.log(`Migration: moving ${store.data.backupsLocation} to ${Paths.documentsDir}`)
-      const newLocation = path.join(Paths.documentsDir, path.basename(store.data.backupsLocation))
-      try {
-        fs.copySync(store.data.backupsLocation, newLocation)
-      } catch (error: any) {
-        console.error(
-          `Migration: error occured while moving ${store.data.backupsLocation} to ${Paths.documentsDir}:`,
-          error?.message ?? error,
-        )
+      const documentsDir = Paths.documentsDir
+      console.log(`Migration: moving ${store.data.backupsLocation} to ${documentsDir}`)
+      if (documentsDir) {
+        const newLocation = path.join(documentsDir, path.basename(store.data.backupsLocation))
+        try {
+          fs.copySync(store.data.backupsLocation, newLocation)
+        } catch (error) {
+          console.error(
+            `Migration: error occured while moving ${store.data.backupsLocation} to ${documentsDir}:`,
+            // eslint-disable-next-line @typescript-eslint/no-explicit-any
+            (error as any)?.message ?? error,
+          )
+        }
+        store.set(StoreKeys.LegacyTextBackupsLocation, newLocation)
+        console.log('Migration: finished moving backups directory.')
       }
-      store.set(StoreKeys.LegacyTextBackupsLocation, newLocation)
-      console.log('Migration: finished moving backups directory.')
     }
   }
 }

packages/desktop/app/javascripts/Main/FileBackups/FileBackupsManager.ts

@@ -88,7 +88,7 @@ export class FilesBackupManager implements FileBackupsDevice {
     return value === true
   }
 
-  async getUserDocumentsDirectory(): Promise<string> {
+  async getUserDocumentsDirectory(): Promise<string | undefined> {
     return Paths.documentsDir
   }
 
@@ -103,7 +103,12 @@ export class FilesBackupManager implements FileBackupsDevice {
     }
 
     const LegacyTextBackupsDirectory = 'Standard Notes Backups'
-    return path.join(Paths.homeDir, LegacyTextBackupsDirectory)
+    const homeDir = Paths.homeDir
+    if (homeDir) {
+      return path.join(homeDir, LegacyTextBackupsDirectory)
+    }
+
+    return undefined
   }
 
   private getFileBackupsMappingFilePath(backupsLocation: string): string {

packages/desktop/app/javascripts/Main/Packages/PackageManager.ts

@@ -1,3 +1,5 @@
+/* eslint-disable @typescript-eslint/no-non-null-assertion */
+/* eslint-disable @typescript-eslint/no-explicit-any */
 import { compareVersions } from 'compare-versions'
 import log from 'electron-log'
 import fs from 'fs'

packages/desktop/app/javascripts/Main/Remote/RemoteBridge.ts

@@ -247,7 +247,7 @@ export class RemoteBridge implements CrossProcessBridge {
     return this.fileBackups.migrateLegacyFileBackupsToNewStructure(newPath)
   }
 
-  getUserDocumentsDirectory(): Promise<string> {
+  getUserDocumentsDirectory(): Promise<string | undefined> {
     return this.fileBackups.getUserDocumentsDirectory()
   }
 

packages/desktop/app/javascripts/Main/Types/Paths.ts

@@ -36,11 +36,19 @@ export const Paths = {
   get userDataDir(): string {
     return app.getPath('userData')
   },
-  get homeDir(): string {
-    return app.getPath('home')
+  get homeDir(): string | undefined {
+    try {
+      return app.getPath('home')
+    } catch (error) {
+      return undefined
+    }
   },
-  get documentsDir(): string {
-    return app.getPath('documents')
+  get documentsDir(): string | undefined {
+    try {
+      return app.getPath('documents')
+    } catch (error) {
+      return undefined
+    }
   },
   get tempDir(): string {
     return app.getPath('temp')

packages/desktop/app/javascripts/Renderer/DesktopDevice.ts

@@ -152,7 +152,7 @@ export class DesktopDevice extends WebOrDesktopDevice implements DesktopDeviceIn
     return this.remoteBridge.wasLegacyTextBackupsExplicitlyDisabled()
   }
 
-  getUserDocumentsDirectory(): Promise<string> {
+  getUserDocumentsDirectory(): Promise<string | undefined> {
     return this.remoteBridge.getUserDocumentsDirectory()
   }
 

packages/files/src/Domain/Device/FileBackupsDevice.ts

@@ -49,7 +49,7 @@ interface PlaintextBackupsMethods {
 interface TextBackupsMethods {
   getTextBackupsCount(location: string): Promise<number>
   saveTextBackupData(location: string, data: string): Promise<void>
-  getUserDocumentsDirectory(): Promise<string>
+  getUserDocumentsDirectory(): Promise<string | undefined>
 }
 
 interface LegacyBackupsMethods {

packages/services/src/Domain/Backups/FilesBackupService.ts

@@ -160,14 +160,21 @@ export class FilesBackupService
   }
 
   private async automaticallyEnableTextBackupsIfPreferenceNotSet(): Promise<void> {
-    if (this.storage.getValue(StorageKey.TextBackupsEnabled) == undefined) {
-      this.storage.setValue(StorageKey.TextBackupsEnabled, true)
-      const location = await this.device.joinPaths(
-        await this.device.getUserDocumentsDirectory(),
-        await this.prependWorkspacePathForPath(TextBackupsDirectoryName),
-      )
-      this.storage.setValue(StorageKey.TextBackupsLocation, location)
+    if (this.storage.getValue(StorageKey.TextBackupsEnabled) != undefined) {
+      return
     }
+
+    this.storage.setValue(StorageKey.TextBackupsEnabled, true)
+    const documentsDir = await this.device.getUserDocumentsDirectory()
+    if (!documentsDir) {
+      return
+    }
+
+    const location = await this.device.joinPaths(
+      documentsDir,
+      await this.prependWorkspacePathForPath(TextBackupsDirectoryName),
+    )
+    this.storage.setValue(StorageKey.TextBackupsLocation, location)
   }
 
   openAllDirectoriesContainingBackupFiles(): void {

packages/services/src/Domain/HomeServer/HomeServerService.ts

@@ -170,6 +170,9 @@ export class HomeServerService
     let location = await this.getHomeServerDataLocation()
     if (!location) {
       const documentsDirectory = await this.desktopDevice.getUserDocumentsDirectory()
+      if (!documentsDirectory) {
+        return
+      }
       location = `${documentsDirectory}/${this.HOME_SERVER_DATA_DIRECTORY_NAME}`
     }