Support explicit plural forms at client side l10n

[lhc/web/wiklou.git] / resources / mediawiki.language / mediawiki.language.js

diff --git a/resources/mediawiki.language/mediawiki.language.js b/resources/mediawiki.language/mediawiki.language.js
index 7f729bd..8cf358b 100644 (file)
--- a/resources/mediawiki.language/mediawiki.language.js
+++ b/resources/mediawiki.language/mediawiki.language.js
@@ -45,11 +45,35 @@ var language = {
         */
        convertPlural: function ( count, forms ) {
                var pluralRules,
+                       formCount,
+                       explicitPluralPattern = new RegExp( '\\d+=', 'i' ),
+                       form,
+                       index,
+                       equalsPosition,
                        pluralFormIndex = 0;
 
                if ( !forms || forms.length === 0 ) {
                        return '';
                }
+
+               // Handle for explicit n= forms
+               for ( index = 0; index < forms.length; index++ ) {
+                       form = forms[index];
+                       if ( explicitPluralPattern.test( form ) ) {
+                               equalsPosition = form.indexOf( '=' );
+                               formCount = parseInt( form.substring( 0, equalsPosition ), 10 );
+                               if ( formCount === count ) {
+                                       return form.substr( equalsPosition + 1 );
+                               }
+                               forms[index] = undefined;
+                       }
+               }
+
+               // Remove explicit plural forms from the forms.
+               forms = $.map( forms, function ( form ) {
+                       return form;
+               } );
+
                pluralRules = mw.language.getData( mw.config.get( 'wgUserLanguage' ), 'pluralRules' );
                if ( !pluralRules ) {
                        // default fallback.