includes/specials/SpecialAncientpages.php

   1 <?php
   2 /**
   3  * Implements Special:Ancientpages
   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  */
  23
  24 /**
  25  * Implements Special:Ancientpages
  26  *
  27  * @ingroup SpecialPage
  28  */
  29 class AncientPagesPage extends QueryPage {
  30
  31         function getName() {
  32                 return "Ancientpages";
  33         }
  34
  35         function isExpensive() {
  36                 return true;
  37         }
  38
  39         function isSyndicated() { return false; }
  40
  41         function getSQL() {
  42                 global $wgDBtype;
  43                 $db = wfGetDB( DB_SLAVE );
  44                 $page = $db->tableName( 'page' );
  45                 $revision = $db->tableName( 'revision' );
  46
  47                 switch ($wgDBtype) {
  48                         case 'mysql':
  49                                 $epoch = 'UNIX_TIMESTAMP(rev_timestamp)';
  50                                 break;
  51                         case 'ibm_db2':
  52                                 // TODO implement proper conversion to a Unix epoch
  53                                 $epoch = 'rev_timestamp';
  54                                 break;
  55                         case 'oracle':
  56                                 $epoch = '((trunc(rev_timestamp) - to_date(\'19700101\',\'YYYYMMDD\')) * 86400)';
  57                                 break;
  58                         case 'sqlite':
  59                                 $epoch = 'rev_timestamp';
  60                                 break;
  61                         case 'mssql':
  62                                 $epoch = 'DATEDIFF(s,CONVERT(datetime,\'1/1/1970\'),rev_timestamp)';
  63                                 break;
  64                         default:
  65                                 $epoch = 'EXTRACT(epoch FROM rev_timestamp)';
  66                 }
  67
  68                 return
  69                         "SELECT 'Ancientpages' as type,
  70                                         page_namespace as namespace,
  71                                 page_title as title,
  72                                 $epoch as value
  73                         FROM $page, $revision
  74                         WHERE page_namespace=".NS_MAIN." AND page_is_redirect=0
  75                           AND page_latest=rev_id";
  76         }
  77
  78         function sortDescending() {
  79                 return false;
  80         }
  81
  82         function formatResult( $skin, $result ) {
  83                 global $wgLang, $wgContLang;
  84
  85                 $d = $wgLang->timeanddate( wfTimestamp( TS_MW, $result->value ), true );
  86                 $title = Title::makeTitle( $result->namespace, $result->title );
  87                 $link = $skin->linkKnown(
  88                         $title,
  89                         htmlspecialchars( $wgContLang->convert( $title->getPrefixedText() ) )
  90                 );
  91                 return wfSpecialList($link, htmlspecialchars($d) );
  92         }
  93 }
  94
  95 function wfSpecialAncientpages() {
  96         list( $limit, $offset ) = wfCheckLimits();
  97
  98         $app = new AncientPagesPage();
  99
 100         $app->doQuery( $offset, $limit );
 101 }