includes/SpecialPrefixindex.php

   1 <?php
   2 /**
   3  * @package MediaWiki
   4  * @subpackage SpecialPage
   5  */
   6
   7 require_once 'SpecialAllpages.php';
   8
   9 /**
  10  * Entry point : initialise variables and call subfunctions.
  11  * @param $par String: becomes "FOO" when called like Special:Prefixindex/FOO (default NULL)
  12  * @param $specialPage SpecialPage object.
  13  */
  14 function wfSpecialPrefixIndex( $par=NULL, $specialPage ) {
  15         global $wgRequest, $wgOut, $wgContLang;
  16
  17         # GET values
  18         $from = $wgRequest->getVal( 'from' );
  19         $prefix = $wgRequest->getVal( 'prefix' );
  20         $namespace = $wgRequest->getInt( 'namespace' );
  21
  22         $namespaces = $wgContLang->getNamespaces();
  23
  24         $indexPage = new SpecialPrefixIndex();
  25
  26         if( !in_array($namespace, array_keys($namespaces)) )
  27                 $namespace = 0;
  28
  29         $wgOut->setPagetitle( $namespace > 0 ?
  30                 wfMsg( 'allinnamespace', str_replace( '_', ' ', $namespaces[$namespace] ) ) :
  31                 wfMsg( 'allarticles' )
  32                 );
  33
  34
  35
  36         if ( isset($par) ) {
  37                 $indexPage->showChunk( $namespace, $par, $specialPage->including(), $from );
  38         } elseif ( isset($prefix) ) {
  39                 $indexPage->showChunk( $namespace, $prefix, $specialPage->including(), $from );
  40         } elseif ( isset($from) ) {
  41                 $indexPage->showChunk( $namespace, $from, $specialPage->including(), $from );
  42         } else {
  43                 $wgOut->addHtml($indexPage->namespaceForm ( $namespace, null ));
  44         }
  45 }
  46
  47 class SpecialPrefixindex extends SpecialAllpages {
  48         var $maxPerPage=960;
  49         var $topLevelMax=50;
  50         var $name='Prefixindex';
  51         # Determines, which message describes the input field 'nsfrom', used in function namespaceForm (see superclass SpecialAllpages)
  52         var $nsfromMsg='allpagesprefix';
  53
  54 /**
  55  * @param integer $namespace (Default NS_MAIN)
  56  * @param string $from list all pages from this name (default FALSE)
  57  */
  58 function showChunk( $namespace = NS_MAIN, $prefix, $including = false, $from = null ) {
  59         global $wgOut, $wgContLang;
  60
  61         $fname = 'indexShowChunk';
  62
  63         if (!isset($from)) $from = $prefix;
  64
  65         $fromList = $this->getNamespaceKeyAndText($namespace, $from);
  66         $prefixList = $this->getNamespaceKeyAndText($namespace, $prefix);
  67
  68         if ( !$prefixList || !$fromList ) {
  69                 $out = wfMsgWikiHtml( 'allpagesbadtitle' );
  70         } else {
  71                 list( $namespace, $prefixKey, $prefix ) = $prefixList;
  72                 list( $fromNs, $fromKey, $from ) = $fromList;
  73
  74                 ### FIXME: should complain if $fromNs != $namespace
  75
  76                 $dbr =& wfGetDB( DB_SLAVE );
  77
  78                 $res = $dbr->select( 'page',
  79                         array( 'page_namespace', 'page_title', 'page_is_redirect' ),
  80                         array(
  81                                 'page_namespace' => $namespace,
  82                                 'page_title LIKE \'' . $dbr->escapeLike( $prefixKey ) .'%\'',
  83                                 'page_title >= ' . $dbr->addQuotes( $fromKey ),
  84                         ),
  85                         $fname,
  86                         array(
  87                                 'ORDER BY'  => 'page_title',
  88                                 'LIMIT'     => $this->maxPerPage + 1,
  89                                 'USE INDEX' => 'name_title',
  90                         )
  91                 );
  92
  93                 ### FIXME: side link to previous
  94
  95                 $n = 0;
  96                 $out = '<table style="background: inherit;" border="0" width="100%">';
  97
  98                 $namespaces = $wgContLang->getFormattedNamespaces();
  99                 while( ($n < $this->maxPerPage) && ($s = $dbr->fetchObject( $res )) ) {
 100                         $t = Title::makeTitle( $s->page_namespace, $s->page_title );
 101                         if( $t ) {
 102                                 $link = ($s->page_is_redirect ? '<div class="allpagesredirect">' : '' ) .
 103                                         Linker::makeKnownLinkObj( $t, htmlspecialchars( $t->getText() ), false, false ) .
 104                                         ($s->page_is_redirect ? '</div>' : '' );
 105                         } else {
 106                                 $link = '[[' . htmlspecialchars( $s->page_title ) . ']]';
 107                         }
 108                         if( $n % 3 == 0 ) {
 109                                 $out .= '<tr>';
 110                         }
 111                         $out .= "<td>$link</td>";
 112                         $n++;
 113                         if( $n % 3 == 0 ) {
 114                                 $out .= '</tr>';
 115                         }
 116                 }
 117                 if( ($n % 3) != 0 ) {
 118                         $out .= '</tr>';
 119                 }
 120                 $out .= '</table>';
 121         }
 122
 123         if ( $including ) {
 124                 $out2 = '';
 125         } else {
 126                 $nsForm = $this->namespaceForm ( $namespace, $prefix );
 127                 $out2 = '<table style="background: inherit;" width="100%" cellpadding="0" cellspacing="0" border="0">';
 128                 $out2 .= '<tr valign="top"><td align="left">' . $nsForm;
 129                 $out2 .= '</td><td align="right" style="font-size: smaller; margin-bottom: 1em;">' .
 130                                 Linker::makeKnownLink( $wgContLang->specialPage( $this->name ),
 131                                         wfMsg ( 'allpages' ) );
 132                 if ( isset($dbr) && $dbr && ($n == $this->maxPerPage) && ($s = $dbr->fetchObject( $res )) ) {
 133                         $namespaceparam = $namespace ? "&namespace=$namespace" : "";
 134                         $out2 .= " | " . Linker::makeKnownLink(
 135                                 $wgContLang->specialPage( $this->name ),
 136                                 wfMsg ( 'nextpage', $s->page_title ),
 137                                 "from=" . wfUrlEncode ( $s->page_title ) .
 138                                 "&prefix=" . wfUrlEncode ( $prefix ) . $namespaceparam );
 139                 }
 140                 $out2 .= "</td></tr></table><hr />";
 141         }
 142
 143         $wgOut->addHtml( $out2 . $out );
 144 }
 145 }
 146
 147 ?>