Alias locales to moment supported locales

Moment doesn't have aliases for every locale and doesn't parse some locale IDs correctly so we need to alias them

Close #27982

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
Signed-off-by: nextcloud-command <nextcloud-command@users.noreply.github.com>

core/src/init.js

@@ -103,10 +103,30 @@ const initLiveTimestamps = () => {
 	}, 30 * 1000)
 }
 
+/**
+ * Moment doesn't have aliases for every locale and doesn't parse some locale IDs correctly so we need to alias them
+ */
+const localeAliases = {
+	zh: 'zh-cn',
+	zh_Hans: 'zh-cn',
+	zh_Hans_CN: 'zh-cn',
+	zh_Hans_HK: 'zh-cn',
+	zh_Hans_MO: 'zh-cn',
+	zh_Hans_SG: 'zh-cn',
+	zh_Hant: 'zh-hk',
+	zh_Hant_HK: 'zh-hk',
+	zh_Hant_MO: 'zh-mo',
+	zh_Hant_TW: 'zh-tw',
+}
+let locale = OC.getLocale()
+if (Object.prototype.hasOwnProperty.call(localeAliases, locale)) {
+	locale = localeAliases[locale]
+}
+
 /**
  * Set users locale to moment.js as soon as possible
  */
-moment.locale(OC.getLocale())
+moment.locale(locale)
 
 /**
  * Initializes core