includes/specials/SpecialTags.php

   1 <?php
   2 /**
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  * http://www.gnu.org/copyleft/gpl.html
  18  */
  19
  20 if (!defined('MEDIAWIKI'))
  21         die;
  22
  23 class SpecialTags extends SpecialPage {
  24
  25         function __construct() {
  26                 parent::__construct( 'Tags' );
  27         }
  28
  29         function execute( $par ) {
  30                 global $wgOut, $wgMessageCache;
  31
  32                 $wgMessageCache->loadAllMessages();
  33
  34                 $wgOut->setPageTitle( wfMsg( 'tags-title' ) );
  35                 $wgOut->wrapWikiMsg( "<div class='mw-tags-intro'>\n$1\n</div>", 'tags-intro' );
  36
  37                 // Write the headers
  38                 $html = '';
  39                 $html = Xml::tags( 'tr', null, Xml::tags( 'th', null, wfMsgExt( 'tags-tag', 'parseinline' ) ) .
  40                                 Xml::tags( 'th', null, wfMsgExt( 'tags-display-header', 'parseinline' ) ) .
  41                                 Xml::tags( 'th', null, wfMsgExt( 'tags-description-header', 'parseinline' ) ) .
  42                                 Xml::tags( 'th', null, wfMsgExt( 'tags-hitcount-header', 'parseinline' ) )
  43                         );
  44                 $dbr = wfGetDB( DB_SLAVE );
  45                 $res = $dbr->select( 'change_tag', array( 'ct_tag', 'count(*) as hitcount' ), array(), __METHOD__, array( 'GROUP BY' => 'ct_tag', 'ORDER BY' => 'hitcount DESC' ) );
  46
  47                 while ( $row = $res->fetchObject() ) {
  48                         $html .= $this->doTagRow( $row->ct_tag, $row->hitcount );
  49                 }
  50
  51                 foreach( ChangeTags::listDefinedTags() as $tag ) {
  52                         $html .= $this->doTagRow( $tag, 0 );
  53                 }
  54
  55                 $wgOut->addHTML( Xml::tags( 'table', array( 'class' => 'wikitable mw-tags-table' ), $html ) );
  56         }
  57
  58         function doTagRow( $tag, $hitcount ) {
  59                 static $sk=null, $doneTags=array();
  60                 if (!$sk) {
  61                         global $wgUser;
  62                         $sk = $wgUser->getSkin();
  63                 }
  64
  65                 if ( in_array( $tag, $doneTags ) ) {
  66                         return '';
  67                 }
  68
  69                 global $wgLang;
  70
  71                 $newRow = '';
  72                 $newRow .= Xml::tags( 'td', null, Xml::element( 'tt', null, $tag ) );
  73
  74                 $disp = ChangeTags::tagDescription( $tag );
  75                 $disp .= ' (' . $sk->link( Title::makeTitle( NS_MEDIAWIKI, "Tag-$tag" ), wfMsgHtml( 'tags-edit' ) ) . ')';
  76                 $newRow .= Xml::tags( 'td', null, $disp );
  77
  78                 $desc = wfMsgExt( "tag-$tag-description", 'parseinline' );
  79                 $desc = wfEmptyMsg( "tag-$tag-description", $desc ) ? '' : $desc;
  80                 $desc .= ' (' . $sk->link( Title::makeTitle( NS_MEDIAWIKI, "Tag-$tag-description" ), wfMsgHtml( 'tags-edit' ) ) . ')';
  81                 $newRow .= Xml::tags( 'td', null, $desc );
  82
  83                 $hitcount = wfMsgExt( 'tags-hitcount', array( 'parsemag' ), $wgLang->formatNum( $hitcount ) );
  84                 $hitcount = $sk->link( SpecialPage::getTitleFor( 'Recentchanges' ), $hitcount, array(), array( 'tagfilter' => $tag ) );
  85                 $newRow .= Xml::tags( 'td', null, $hitcount );
  86
  87                 $doneTags[] = $tag;
  88
  89                 return Xml::tags( 'tr', null, $newRow ) . "\n";
  90         }
  91 }