includes/specials/SpecialWithoutinterwiki.php

   1 <?php
   2 /**
   3  * Implements Special:Withoutinterwiki
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  * @author Rob Church <robchur@gmail.com>
  23  */
  24
  25 /**
  26  * Special page lists pages without language links
  27  *
  28  * @ingroup SpecialPage
  29  */
  30 class WithoutInterwikiPage extends PageQueryPage {
  31         private $prefix = '';
  32
  33         function __construct( $name = 'Withoutinterwiki' ) {
  34                 parent::__construct( $name );
  35         }
  36
  37         function execute( $par ) {
  38                 global $wgRequest;
  39                 $this->prefix = Title::capitalize( $wgRequest->getVal( 'prefix', $par ), NS_MAIN );
  40                 parent::execute( $par );
  41         }
  42
  43         function getPageHeader() {
  44                 global $wgScript, $wgMiserMode;
  45
  46                 # Do not show useless input form if wiki is running in misermode
  47                 if( $wgMiserMode ) {
  48                         return '';
  49                 }
  50
  51                 $prefix = $this->prefix;
  52                 $t = SpecialPage::getTitleFor( $this->getName() );
  53
  54                 return  Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) ) .
  55                         Xml::openElement( 'fieldset' ) .
  56                         Xml::element( 'legend', null, wfMsg( 'withoutinterwiki-legend' ) ) .
  57                         Html::hidden( 'title', $t->getPrefixedText() ) .
  58                         Xml::inputLabel( wfMsg( 'allpagesprefix' ), 'prefix', 'wiprefix', 20, $prefix ) . ' ' .
  59                         Xml::submitButton( wfMsg( 'withoutinterwiki-submit' ) ) .
  60                         Xml::closeElement( 'fieldset' ) .
  61                         Xml::closeElement( 'form' );
  62         }
  63
  64         function sortDescending() {
  65                 return false;
  66         }
  67
  68         function getOrderFields() {
  69                 return array( 'page_namespace', 'page_title' );
  70         }
  71
  72         function isExpensive() {
  73                 return true;
  74         }
  75
  76         function isSyndicated() {
  77                 return false;
  78         }
  79
  80         function getQueryInfo() {
  81                 $query = array (
  82                         'tables' => array ( 'page', 'langlinks' ),
  83                         'fields' => array ( 'page_namespace AS namespace',
  84                                         'page_title AS title',
  85                                         'page_title AS value' ),
  86                         'conds' => array ( 'll_title IS NULL',
  87                                         'page_namespace' => NS_MAIN,
  88                                         'page_is_redirect' => 0 ),
  89                         'join_conds' => array ( 'langlinks' => array (
  90                                         'LEFT JOIN', 'll_from = page_id' ) )
  91                 );
  92                 if ( $this->prefix ) {
  93                         $dbr = wfGetDb( DB_SLAVE );
  94                         $query['conds'][] = 'page_title ' . $dbr->buildLike( $this->prefix, $dbr->anyString() );
  95                 }
  96                 return $query;
  97         }
  98 }