X-Git-Url: https://git.heureux-cyclage.org/?a=blobdiff_plain;f=includes%2Fchangetags%2FChangeTags.php;h=6ba9c10a706370c0fe72861cbefd7eae1379144f;hb=f7e1770fb832aa77bf4e16ce8cc815f2b24dd10d;hp=ff6a8730c5931e10e238dc5590c968699a837c16;hpb=7f3d6713e7191c476adb3d3c30344a0327b853d3;p=lhc%2Fweb%2Fwiklou.git

diff --git a/includes/changetags/ChangeTags.php b/includes/changetags/ChangeTags.php
index ff6a8730c5..6ba9c10a70 100644
--- a/includes/changetags/ChangeTags.php
+++ b/includes/changetags/ChangeTags.php
@@ -120,6 +120,32 @@ class ChangeTags {
 		return $msg->parse();
 	}
 
+	/**
+	 * Get the message object for the tag's long description.
+	 *
+	 * Checks if message key "mediawiki:tag-$tag-description" exists. If it does not,
+	 * or if message is disabled, returns false. Otherwise, returns the message object
+	 * for the long description.
+	 *
+	 * @param string $tag Tag
+	 * @param IContextSource $context
+	 * @return Message|bool Message object of the tag long description or false if
+	 *  there is no description.
+	 */
+	public static function tagLongDescriptionMessage( $tag, IContextSource $context ) {
+		$msg = $context->msg( "tag-$tag-description" );
+		if ( !$msg->exists() ) {
+			return false;
+		}
+		if ( $msg->isDisabled() ) {
+			// The message exists but is disabled, hide the description.
+			return false;
+		}
+
+		// Message exists and isn't disabled, use it.
+		return $msg;
+	}
+
 	/**
 	 * Add tags to a change given its rc_id, rev_id and/or log_id
 	 *