Implement page status indicators

[lhc/web/wiklou.git] / includes / parser / CoreTagHooks.php

diff --git a/includes/parser/CoreTagHooks.php b/includes/parser/CoreTagHooks.php
index 85920cc..3ffa16c 100644 (file)
--- a/includes/parser/CoreTagHooks.php
+++ b/includes/parser/CoreTagHooks.php
@@ -35,6 +35,7 @@ class CoreTagHooks {
                $parser->setHook( 'pre', array( __CLASS__, 'pre' ) );
                $parser->setHook( 'nowiki', array( __CLASS__, 'nowiki' ) );
                $parser->setHook( 'gallery', array( __CLASS__, 'gallery' ) );
+               $parser->setHook( 'indicator', array( __CLASS__, 'indicator' ) );
                if ( $wgRawHtml ) {
                        $parser->setHook( 'html', array( __CLASS__, 'html' ) );
                }
@@ -119,4 +120,30 @@ class CoreTagHooks {
        public static function gallery( $content, $attributes, $parser ) {
                return $parser->renderImageGallery( $content, $attributes );
        }
+
+       /**
+        * XML-style tag for page status indicators: icons (or short text snippets) usually displayed in
+        * the top-right corner of the page, outside of the main content.
+        *
+        * @param string $content
+        * @param array $attributes
+        * @param Parser $parser
+        * @param PPFrame $frame
+        * @return string
+        * @since 1.25
+        */
+       public static function indicator( $content, array $attributes, Parser $parser, PPFrame $frame ) {
+               if ( !isset( $attributes['name'] ) || trim( $attributes['name'] ) === '' ) {
+                       return '<span class="error">' .
+                               wfMessage( 'invalid-indicator-name' )->inContentLanguage()->text() .
+                               '</span>';
+               }
+
+               $parser->getOutput()->setIndicator(
+                       trim( $attributes['name'] ),
+                       $parser->recursiveTagParse( $content, $frame )
+               );
+
+               return '';
+       }
 }