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-rw-r--r--resources/src/mediawiki.language/mediawiki.language.fallback.js35
1 files changed, 35 insertions, 0 deletions
diff --git a/resources/src/mediawiki.language/mediawiki.language.fallback.js b/resources/src/mediawiki.language/mediawiki.language.fallback.js
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+++ b/resources/src/mediawiki.language/mediawiki.language.fallback.js
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+/*
+ * Language-fallback-chain-related utilities for mediawiki.language.
+ */
+( function ( mw, $ ) {
+ /**
+ * @class mw.language
+ */
+
+ $.extend( mw.language, {
+
+ /**
+ * Get the language fallback chain for current UI language (not including the language itself).
+ *
+ * @return {string[]} List of language keys, e.g. `['de', 'en']`
+ */
+ getFallbackLanguages: function () {
+ return mw.language.getData(
+ mw.config.get( 'wgUserLanguage' ),
+ 'fallbackLanguages'
+ ) || [];
+ },
+
+ /**
+ * Get the language fallback chain for current UI language, including the language itself.
+ *
+ * @return {string[]} List of language keys, e.g. `['pfl', de', 'en']`
+ */
+ getFallbackLanguageChain: function () {
+ return [ mw.config.get( 'wgUserLanguage' ) ]
+ .concat( mw.language.getFallbackLanguages() );
+ }
+
+ } );
+
+}( mediaWiki, jQuery ) );