Merge "mw.widgets.CategorySelector: Prevent duplicates"

[lhc/web/wiklou.git] / resources / src / mediawiki.widgets / mw.widgets.CategorySelector.js

diff --git a/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js b/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js
index e0bbf22..510068a 100644 (file)
--- a/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js
+++ b/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js
@@ -184,6 +184,16 @@
                } );
        };
 
+       /**
+        * @inheritdoc
+        */
+       CSP.getItemFromData = function ( data ) {
+               // This is a bit of a hack... We have to canonicalize the data in the same way that
+               // #createItemWidget and CategoryCapsuleItemWidget will do, otherwise we won't find duplicates.
+               data = mw.Title.newFromText( data, NS_CATEGORY ).getMainText();
+               return OO.ui.mixin.GroupElement.prototype.getItemFromData.call( this, data );
+       };
+
        /**
         * Validates the values in `this.searchType`.
         *