, not * (since otherwise it would link to itself) * * @param string $key * @param int|null $num The number of the key * @return string A key for use in wikitext */ public function refKey( $key, $num = null ) { $prefix = wfMessage( 'cite_reference_link_prefix' )->inContentLanguage()->text(); $suffix = wfMessage( 'cite_reference_link_suffix' )->inContentLanguage()->text(); if ( $num !== null ) { $key = wfMessage( 'cite_reference_link_key_with_num', $key, $num ) ->inContentLanguage()->plain(); } return "$prefix$key$suffix"; } /** * Return an id for use in wikitext output based on a key and * optionally the number of it, used in , not * (since otherwise it would link to itself) * * @param string $key * @return string A key for use in wikitext */ public function getReferencesKey( $key ) { $prefix = wfMessage( 'cite_references_link_prefix' )->inContentLanguage()->text(); $suffix = wfMessage( 'cite_references_link_suffix' )->inContentLanguage()->text(); return "$prefix$key$suffix"; } /** * Normalizes and sanitizes a reference key * * @param string $key * @return string */ public function normalizeKey( $key ) { $ret = Sanitizer::escapeIdForAttribute( $key ); $ret = preg_replace( '/__+/', '_', $ret ); $ret = Sanitizer::safeEncodeAttribute( $ret ); return $ret; } }