includes/CoreParserFunctions.php

   1 <?php
   2
   3 /**
   4  * Various core parser functions, registered in Parser::firstCallInit()
   5  */
   6
   7 class CoreParserFunctions {
   8         static function ns( $parser, $part1 = '' ) {
   9                 global $wgContLang;
  10                 $found = false;
  11                 if ( intval( $part1 ) || $part1 == "0" ) {
  12                         $text = $wgContLang->getNsText( intval( $part1 ) );
  13                         $found = true;
  14                 } else {
  15                         $param = str_replace( ' ', '_', strtolower( $part1 ) );
  16                         $index = Namespace::getCanonicalIndex( strtolower( $param ) );
  17                         if ( !is_null( $index ) ) {
  18                                 $text = $wgContLang->getNsText( $index );
  19                                 $found = true;
  20                         }
  21                 }
  22                 if ( $found ) {
  23                         return $text;
  24                 } else {
  25                         return array( 'found' => false );
  26                 }
  27         }
  28
  29         static function urlencode( $parser, $s = '' ) {
  30                 return urlencode( $s );
  31         }
  32
  33         static function lcfirst( $parser, $s = '' ) {
  34                 global $wgContLang;
  35                 return $wgContLang->lcfirst( $s );
  36         }
  37
  38         static function ucfirst( $parser, $s = '' ) {
  39                 global $wgContLang;
  40                 return $wgContLang->ucfirst( $s );
  41         }
  42
  43         static function lc( $parser, $s = '' ) {
  44                 global $wgContLang;
  45                 return $wgContLang->lc( $s );
  46         }
  47
  48         static function uc( $parser, $s = '' ) {
  49                 global $wgContLang;
  50                 return $wgContLang->uc( $s );
  51         }
  52
  53         static function localurl( $parser, $s = '', $arg = null ) { return self::urlFunction( 'getLocalURL', $s, $arg ); }
  54         static function localurle( $parser, $s = '', $arg = null ) { return self::urlFunction( 'escapeLocalURL', $s, $arg ); }
  55         static function fullurl( $parser, $s = '', $arg = null ) { return self::urlFunction( 'getFullURL', $s, $arg ); }
  56         static function fullurle( $parser, $s = '', $arg = null ) { return self::urlFunction( 'escapeFullURL', $s, $arg ); }
  57
  58         static function urlFunction( $func, $s = '', $arg = null ) {
  59                 $found = false;
  60                 $title = Title::newFromText( $s );
  61                 # Due to order of execution of a lot of bits, the values might be encoded
  62                 # before arriving here; if that's true, then the title can't be created
  63                 # and the variable will fail. If we can't get a decent title from the first
  64                 # attempt, url-decode and try for a second.
  65                 if( is_null( $title ) )
  66                         $title = Title::newFromUrl( urldecode( $s ) );
  67                 if ( !is_null( $title ) ) {
  68                         if ( !is_null( $arg ) ) {
  69                                 $text = $title->$func( $arg );
  70                         } else {
  71                                 $text = $title->$func();
  72                         }
  73                         $found = true;
  74                 }
  75                 if ( $found ) {
  76                         return $text;
  77                 } else {
  78                         return array( 'found' => false );
  79                 }
  80         }
  81
  82         function formatNum( $parser, $num = '' ) {
  83                 return $parser->getFunctionLang()->formatNum( $num );
  84         }
  85
  86         function grammar( $parser, $case = '', $word = '' ) {
  87                 return $parser->getFunctionLang()->convertGrammar( $word, $case );
  88         }
  89
  90         function plural( $parser, $text = '', $arg0 = null, $arg1 = null, $arg2 = null, $arg3 = null, $arg4 = null ) {
  91                 return $parser->getFunctionLang()->convertPlural( $text, $arg0, $arg1, $arg2, $arg3, $arg4 );
  92         }
  93
  94         function displaytitle( $parser, $param = '' ) {
  95                 $parserOptions = new ParserOptions;
  96                 $local_parser = clone $parser;
  97                 $t2 = $local_parser->parse ( $param, $parser->mTitle, $parserOptions, false );
  98                 $parser->mOutput->mHTMLtitle = $t2->GetText();
  99
 100                 # Add subtitle
 101                 $t = $parser->mTitle->getPrefixedText();
 102                 $parser->mOutput->mSubtitle .= wfMsg('displaytitle', $t);
 103                 return '';
 104         }
 105
 106         function isRaw( $param ) {
 107                 static $mwRaw;
 108                 if ( !$mwRaw ) {
 109                         $mwRaw =& MagicWord::get( 'rawsuffix' );
 110                 }
 111                 if ( is_null( $param ) ) {
 112                         return false;
 113                 } else {
 114                         return $mwRaw->match( $param );
 115                 }
 116         }
 117
 118         function statisticsFunction( $func, $raw = null ) {
 119                 if ( self::isRaw( $raw ) ) {
 120                         return call_user_func( $func );
 121                 } else {
 122                         global $wgContLang;
 123                         return $wgContLang->formatNum( call_user_func( $func ) );
 124                 }
 125         }
 126
 127         function numberofpages( $parser, $raw = null ) { return self::statisticsFunction( 'wfNumberOfPages', $raw ); }
 128         function numberofusers( $parser, $raw = null ) { return self::statisticsFunction( 'wfNumberOfUsers', $raw ); }
 129         function numberofarticles( $parser, $raw = null ) { return self::statisticsFunction( 'wfNumberOfArticles', $raw ); }
 130         function numberoffiles( $parser, $raw = null ) { return self::statisticsFunction( 'wfNumberOfFiles', $raw ); }
 131         function numberofadmins( $parser, $raw = null ) { return self::statisticsFunction( 'wfNumberOfAdmins', $raw ); }
 132
 133         function pagesinnamespace( $parser, $namespace = 0, $raw = null ) {
 134                 $count = wfPagesInNs( intval( $namespace ) );
 135                 if ( self::isRaw( $raw ) ) {
 136                         global $wgContLang;
 137                         return $wgContLang->formatNum( $count );
 138                 } else {
 139                         return $count;
 140                 }
 141         }
 142
 143         function language( $parser, $arg = '' ) {
 144                 global $wgContLang;
 145                 $lang = $wgContLang->getLanguageName( strtolower( $arg ) );
 146                 return $lang != '' ? $lang : $arg;
 147         }
 148 }
 149
 150 ?>