Poll WIP (#231):

* frontend message localization

server/lib/loc.ts

@@ -17,6 +17,10 @@ const locContent: Map<string, string> = new Map<string, string>()
  * - We are using keys to identify strings
  * - the `loc` function gets the english segment for the key
  * - the build-languages.js script builds all needed files.
+ *
+ * The loc function is also used to customize some labels on Prosody backend.
+ * The front-end will then replace english strings by their translation.
+ * (see mod_muc_poll for example).
  * @param key The key to translate
  */
 function loc (key: string): string {

server/lib/prosody/config/content.ts

@@ -5,6 +5,7 @@
 import type { ProsodyFilePaths } from './paths'
 import type { ExternalComponent } from './components'
 import { BotConfiguration } from '../../configuration/bot'
+import { loc } from '../../loc'
 import { userInfo } from 'os'
 
 /**
@@ -536,6 +537,9 @@ class ProsodyConfigContent {
   usePoll (): void {
     this.muc.add('modules_enabled', 'muc_poll')
     this.muc.set('poll_groupchat_votes_priority', 1000)
+    this.muc.set('poll_string_over', loc('poll_is_over'))
+    this.muc.set('poll_string_invalid_choice', loc('poll_choice_invalid'))
+    this.muc.set('poll_string_anonymous_vote_ok', loc('poll_anonymous_vote_ok'))
   }
 
   addMucAdmins (jids: string[]): void {