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<?php
/**
* Link functions provided by MediaWiki core; experimental
*
* @file
*/
/**
* Various core link functions, registered in Parser::firstCallInit()
* @ingroup Parser
*/
class CoreLinkFunctions {
/**
* @param $parser Parser_LinkHooks
* @return bool
*/
static function register( $parser ) {
$parser->setLinkHook( NS_CATEGORY, array( __CLASS__, 'categoryLinkHook' ) );
return true;
}
/**
* @param $parser Parser
* @param $holders LinkHolderArray
* @param $markers LinkMarkerReplacer
* @param Title $title
* @param $titleText
* @param null $displayText
* @param bool $leadingColon
* @return bool
*/
static function defaultLinkHook( $parser, $holders, $markers,
Title $title, $titleText, &$displayText = null, &$leadingColon = false ) {
if( isset($displayText) && $markers->findMarker( $displayText ) ) {
# There are links inside of the displayText
# For backwards compatibility the deepest links are dominant so this
# link should not be handled
$displayText = $markers->expand($displayText);
# Return false so that this link is reverted back to WikiText
return false;
}
return $holders->makeHolder( $title, isset($displayText) ? $displayText : $titleText, array(), '', '' );
}
/**
* @param $parser Parser
* @param $holders LinkHolderArray
* @param $markers LinkMarkerReplacer
* @param Title $title
* @param $titleText
* @param null $sortText
* @param bool $leadingColon
* @return bool|string
*/
static function categoryLinkHook( $parser, $holders, $markers,
Title $title, $titleText, &$sortText = null, &$leadingColon = false ) {
global $wgContLang;
# When a category link starts with a : treat it as a normal link
if( $leadingColon ) return true;
if( isset($sortText) && $markers->findMarker( $sortText ) ) {
# There are links inside of the sortText
# For backwards compatibility the deepest links are dominant so this
# link should not be handled
$sortText = $markers->expand($sortText);
# Return false so that this link is reverted back to WikiText
return false;
}
if( !isset($sortText) ) $sortText = $parser->getDefaultSort();
$sortText = Sanitizer::decodeCharReferences( $sortText );
$sortText = str_replace( "\n", '', $sortText );
$sortText = $wgContLang->convertCategoryKey( $sortText );
$parser->mOutput->addCategory( $title->getDBkey(), $sortText );
return '';
}
}
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