Merge "Title: Refactor JS/CSS page handling to be more sane"

[lhc/web/wiklou.git] / includes / changetags / ChangeTags.php

diff --git a/includes/changetags/ChangeTags.php b/includes/changetags/ChangeTags.php
index 7e4dd00..b30b82d 100644 (file)
--- a/includes/changetags/ChangeTags.php
+++ b/includes/changetags/ChangeTags.php
@@ -181,6 +181,28 @@ class ChangeTags {
                return $msg;
        }
 
+       /**
+        * Get truncated message for the tag's long description.
+        *
+        * @param string $tag Tag name.
+        * @param int $length Maximum length of truncated message, including ellipsis.
+        * @param IContextSource $context
+        *
+        * @return string Truncated long tag description.
+        */
+       public static function truncateTagDescription( $tag, $length, IContextSource $context ) {
+               $originalDesc = self::tagLongDescriptionMessage( $tag, $context );
+               // If there is no tag description, return empty string
+               if ( !$originalDesc ) {
+                       return '';
+               }
+
+               $taglessDesc = Sanitizer::stripAllTags( $originalDesc->parse() );
+               $escapedDesc = Sanitizer::escapeHtmlAllowEntities( $taglessDesc );
+
+               return $context->getLanguage()->truncateForVisual( $escapedDesc, $length );
+       }
+
        /**
         * Add tags to a change given its rc_id, rev_id and/or log_id
         *