CoreLinkFunctions.php

   1 <?php
   2
   3 /**
   4  * Various core link functions, registered in Parser::firstCallInit()
   5  * @ingroup Parser
   6  */
   7 class CoreLinkFunctions {
   8         static function register( $parser ) {
   9                 $parser->setLinkHook( NS_CATEGORY, array( __CLASS__, 'categoryLinkHook' ) );
  10                 return true;
  11         }
  12
  13         static function defaultLinkHook( $parser, $holders, $markers,
  14                         Title $title, $titleText, &$displayText = null, &$leadingColon = false ) {
  15                 if( isset($displayText) && $markers->findMarker( $displayText ) ) {
  16                         # There are links inside of the displayText
  17                         # For backwards compatibility the deepest links are dominant so this
  18                         # link should not be handled
  19                         $displayText = $markers->expand($displayText);
  20                         # Return false so that this link is reverted back to WikiText
  21                         return false;
  22                 }
  23                 return $holders->makeHolder( $title, isset($displayText) ? $displayText : $titleText, '', '', '' );
  24         }
  25
  26         static function categoryLinkHook( $parser, $holders, $markers,
  27                         Title $title, $titleText, &$sortText = null, &$leadingColon = false ) {
  28                 global $wgContLang;
  29                 # When a category link starts with a : treat it as a normal link
  30                 if( $leadingColon ) return true;
  31                 if( isset($sortText) && $markers->findMarker( $sortText ) ) {
  32                         # There are links inside of the sortText
  33                         # For backwards compatibility the deepest links are dominant so this
  34                         # link should not be handled
  35                         $sortText = $markers->expand($sortText);
  36                         # Return false so that this link is reverted back to WikiText
  37                         return false;
  38                 }
  39                 if( !isset($sortText) ) $sortText = $parser->getDefaultSort();
  40                 $sortText = Sanitizer::decodeCharReferences( $sortText );
  41                 $sortText = str_replace( "\n", '', $sortText );
  42                 $sortText = $wgContLang->convertCategoryKey( $sortText );
  43                 $parser->mOutput->addCategory( $title->getDBkey(), $sortText );
  44                 return '';
  45         }
  46
  47 }