includes/specials/SpecialPrefixindex.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 /**
   8  * Entry point : initialise variables and call subfunctions.
   9  * @param $par String: becomes "FOO" when called like Special:Prefixindex/FOO (default NULL)
  10  * @param $specialPage SpecialPage object.
  11  */
  12 function wfSpecialPrefixIndex( $par=NULL, $specialPage ) {
  13         global $wgRequest, $wgOut, $wgContLang;
  14
  15         # GET values
  16         $from = $wgRequest->getVal( 'from' );
  17         $prefix = $wgRequest->getVal( 'prefix' );
  18         $namespace = $wgRequest->getInt( 'namespace' );
  19         $namespaces = $wgContLang->getNamespaces();
  20
  21         $indexPage = new SpecialPrefixIndex();
  22
  23         $wgOut->setPagetitle( ( $namespace > 0 && in_array( $namespace, array_keys( $namespaces ) ) )
  24                 ? wfMsg( 'allinnamespace', str_replace( '_', ' ', $namespaces[$namespace] ) )
  25                 : wfMsg( 'allarticles' )
  26         );
  27
  28         if ( isset($par) ) {
  29                 $indexPage->showPrefixChunk( $namespace, $par, $specialPage->including(), $from );
  30         } elseif ( isset($prefix) ) {
  31                 $indexPage->showPrefixChunk( $namespace, $prefix, $specialPage->including(), $from );
  32         } elseif ( isset($from) ) {
  33                 $indexPage->showPrefixChunk( $namespace, $from, $specialPage->including(), $from );
  34         } else {
  35                 $wgOut->addHtml( $indexPage->namespacePrefixForm( $namespace, null ) );
  36         }
  37 }
  38
  39 /**
  40  * implements Special:Prefixindex
  41  * @ingroup SpecialPage
  42  */
  43 class SpecialPrefixindex extends SpecialAllpages {
  44         // Inherit $maxPerPage
  45
  46         // Define other properties
  47         protected $name = 'Prefixindex';
  48         protected $nsfromMsg = 'allpagesprefix';
  49
  50         /**
  51         * HTML for the top form
  52         * @param integer $namespace A namespace constant (default NS_MAIN).
  53         * @param string $from dbKey we are starting listing at.
  54         */
  55         function namespacePrefixForm( $namespace = NS_MAIN, $from = '' ) {
  56                 global $wgScript;
  57                 $t = SpecialPage::getTitleFor( $this->name );
  58
  59                 $out  = Xml::openElement( 'div', array( 'class' => 'namespaceoptions' ) );
  60                 $out .= Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) );
  61                 $out .= Xml::hidden( 'title', $t->getPrefixedText() );
  62                 $out .= Xml::openElement( 'fieldset' );
  63                 $out .= Xml::element( 'legend', null, wfMsg( 'allpages' ) );
  64                 $out .= Xml::openElement( 'table', array( 'id' => 'nsselect', 'class' => 'allpages' ) );
  65                 $out .= "<tr>
  66                                 <td class='mw-label'>" .
  67                                 Xml::label( wfMsg( 'allpagesfrom' ), 'nsfrom' ) .
  68                                 "</td>
  69                                 <td class='mw-input'>" .
  70                                         Xml::input( 'from', 30, str_replace('_',' ',$from), array( 'id' => 'nsfrom' ) ) .
  71                                 "</td>
  72                         </tr>
  73                         <tr>
  74                                 <td class='mw-label'>" .
  75                                         Xml::label( wfMsg( 'namespace' ), 'namespace' ) .
  76                                 "</td>
  77                                 <td class='mw-input'>" .
  78                                         Xml::namespaceSelector( $namespace, null ) . ' ' .
  79                                         Xml::submitButton( wfMsg( 'allpagessubmit' ) ) .
  80                                 "</td>
  81                                 </tr>";
  82                 $out .= Xml::closeElement( 'table' );
  83                 $out .= Xml::closeElement( 'fieldset' );
  84                 $out .= Xml::closeElement( 'form' );
  85                 $out .= Xml::closeElement( 'div' );
  86                 return $out;
  87         }
  88
  89         /**
  90          * @param integer $namespace (Default NS_MAIN)
  91          * @param string $from list all pages from this name (default FALSE)
  92          */
  93         function showPrefixChunk( $namespace = NS_MAIN, $prefix, $including = false, $from = null ) {
  94                 global $wgOut, $wgUser, $wgContLang;
  95
  96                 $fname = 'indexShowChunk';
  97
  98                 $sk = $wgUser->getSkin();
  99
 100                 if (!isset($from)) $from = $prefix;
 101
 102                 $fromList = $this->getNamespaceKeyAndText($namespace, $from);
 103                 $prefixList = $this->getNamespaceKeyAndText($namespace, $prefix);
 104                 $namespaces = $wgContLang->getNamespaces();
 105                 $align = $wgContLang->isRtl() ? 'left' : 'right';
 106
 107                 if ( !$prefixList || !$fromList ) {
 108                         $out = wfMsgWikiHtml( 'allpagesbadtitle' );
 109                 } elseif ( !in_array( $namespace, array_keys( $namespaces ) ) ) {
 110                         // Show errormessage and reset to NS_MAIN
 111                         $out = wfMsgExt( 'allpages-bad-ns', array( 'parseinline' ), $namespace );
 112                         $namespace = NS_MAIN;
 113                 } else {
 114                         list( $namespace, $prefixKey, $prefix ) = $prefixList;
 115                         list( /* $fromNs */, $fromKey, $from ) = $fromList;
 116
 117                         ### FIXME: should complain if $fromNs != $namespace
 118
 119                         $dbr = wfGetDB( DB_SLAVE );
 120
 121                         $res = $dbr->select( 'page',
 122                                 array( 'page_namespace', 'page_title', 'page_is_redirect' ),
 123                                 array(
 124                                         'page_namespace' => $namespace,
 125                                         'page_title LIKE \'' . $dbr->escapeLike( $prefixKey ) .'%\'',
 126                                         'page_title >= ' . $dbr->addQuotes( $fromKey ),
 127                                 ),
 128                                 $fname,
 129                                 array(
 130                                         'ORDER BY'  => 'page_title',
 131                                         'LIMIT'     => $this->maxPerPage + 1,
 132                                         'USE INDEX' => 'name_title',
 133                                 )
 134                         );
 135
 136                         ### FIXME: side link to previous
 137
 138                         $n = 0;
 139                         if( $res->numRows() > 0 ) {
 140                                 $out = '<table style="background: inherit;" border="0" width="100%">';
 141
 142                                 while( ($n < $this->maxPerPage) && ($s = $dbr->fetchObject( $res )) ) {
 143                                         $t = Title::makeTitle( $s->page_namespace, $s->page_title );
 144                                         if( $t ) {
 145                                                 $link = ($s->page_is_redirect ? '<div class="allpagesredirect">' : '' ) .
 146                                                         $sk->makeKnownLinkObj( $t, htmlspecialchars( $t->getText() ), false, false ) .
 147                                                         ($s->page_is_redirect ? '</div>' : '' );
 148                                         } else {
 149                                                 $link = '[[' . htmlspecialchars( $s->page_title ) . ']]';
 150                                         }
 151                                         if( $n % 3 == 0 ) {
 152                                                 $out .= '<tr>';
 153                                         }
 154                                         $out .= "<td>$link</td>";
 155                                         $n++;
 156                                         if( $n % 3 == 0 ) {
 157                                                 $out .= '</tr>';
 158                                         }
 159                                 }
 160                                 if( ($n % 3) != 0 ) {
 161                                         $out .= '</tr>';
 162                                 }
 163                                 $out .= '</table>';
 164                         } else {
 165                                 $out = '';
 166                         }
 167                 }
 168
 169                 if ( $including ) {
 170                         $out2 = '';
 171                 } else {
 172                         $nsForm = $this->namespacePrefixForm( $namespace, $prefix );
 173                         $out2 = '<table style="background: inherit;" width="100%" cellpadding="0" cellspacing="0" border="0">';
 174                         $out2 .= '<tr valign="top"><td>' . $nsForm;
 175                         $out2 .= '</td><td align="' . $align . '" style="font-size: smaller; margin-bottom: 1em;">' .
 176                                         $sk->makeKnownLink( $wgContLang->specialPage( $this->name ),
 177                                                 wfMsg ( 'allpages' ) );
 178                         if ( isset($dbr) && $dbr && ($n == $this->maxPerPage) && ($s = $dbr->fetchObject( $res )) ) {
 179                                 $namespaceparam = $namespace ? "&namespace=$namespace" : "";
 180                                 $out2 .= " | " . $sk->makeKnownLink(
 181                                         $wgContLang->specialPage( $this->name ),
 182                                         wfMsgHtml( 'nextpage', htmlspecialchars( $s->page_title ) ),
 183                                         "from=" . wfUrlEncode ( $s->page_title ) .
 184                                         "&prefix=" . wfUrlEncode ( $prefix ) . $namespaceparam );
 185                         }
 186                         $out2 .= "</td></tr></table><hr />";
 187                 }
 188
 189                 $wgOut->addHtml( $out2 . $out );
 190         }
 191 }