includes/specials/SpecialWantedpages.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  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  * http://www.gnu.org/copyleft/gpl.html
  18  */
  19
  20 /**
  21  * @file
  22  * implements Special:Wantedpages
  23  * @ingroup SpecialPage
  24  */
  25 class WantedPagesPage extends WantedQueryPage {
  26         var $nlinks;
  27
  28         function WantedPagesPage( $inc = false, $nlinks = true ) {
  29                 $this->setListoutput( $inc );
  30                 $this->nlinks = $nlinks;
  31         }
  32
  33         function getName() {
  34                 return 'Wantedpages';
  35         }
  36
  37         function getSQL() {
  38                 global $wgWantedPagesThreshold;
  39                 $count = $wgWantedPagesThreshold - 1;
  40                 $dbr = wfGetDB( DB_SLAVE );
  41                 $pagelinks = $dbr->tableName( 'pagelinks' );
  42                 $page      = $dbr->tableName( 'page' );
  43                 $sql = "SELECT 'Wantedpages' AS type,
  44                                 pl_namespace AS namespace,
  45                                 pl_title AS title,
  46                                 COUNT(*) AS value
  47                         FROM $pagelinks
  48                         LEFT JOIN $page AS pg1
  49                         ON pl_namespace = pg1.page_namespace AND pl_title = pg1.page_title
  50                         LEFT JOIN $page AS pg2
  51                         ON pl_from = pg2.page_id
  52                         WHERE pg1.page_namespace IS NULL
  53                         AND pl_namespace NOT IN ( " . NS_USER . ", ". NS_USER_TALK . ")
  54                         AND pg2.page_namespace != " . NS_MEDIAWIKI . "
  55                         GROUP BY pl_namespace, pl_title
  56                         HAVING COUNT(*) > $count";
  57
  58                 wfRunHooks( 'WantedPages::getSQL', array( &$this, &$sql ) );
  59                 return $sql;
  60         }
  61 }
  62
  63 /**
  64  * constructor
  65  */
  66 function wfSpecialWantedpages( $par = null, $specialPage ) {
  67         $inc = $specialPage->including();
  68
  69         if ( $inc ) {
  70                 @list( $limit, $nlinks ) = explode( '/', $par, 2 );
  71                 $limit = (int)$limit;
  72                 $nlinks = $nlinks === 'nlinks';
  73                 $offset = 0;
  74         } else {
  75                 list( $limit, $offset ) = wfCheckLimits();
  76                 $nlinks = true;
  77         }
  78
  79         $wpp = new WantedPagesPage( $inc, $nlinks );
  80
  81         $wpp->doQuery( $offset, $limit, !$inc );
  82 }