maintenance/fixExtLinksProtocolRelative.php

   1 <?php
   2 /**
   3  * Fixes any entries for protocol-relative URLs in the externallinks table,
   4  * replacing each protocol-relative entry with two entries, one for http
   5  * and one for https.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @file
  23  * @ingroup Maintenance
  24  */
  25
  26 require_once __DIR__ . '/Maintenance.php';
  27
  28 /**
  29  * Maintenance script that fixes any entriy for protocol-relative URLs
  30  * in the externallinks table.
  31  *
  32  * @ingroup Maintenance
  33  */
  34 class FixExtLinksProtocolRelative extends LoggedUpdateMaintenance {
  35         public function __construct() {
  36                 parent::__construct();
  37                 $this->addDescription(
  38                         'Fixes any entries in the externallinks table containing protocol-relative URLs' );
  39         }
  40
  41         protected function getUpdateKey() {
  42                 return 'fix protocol-relative URLs in externallinks';
  43         }
  44
  45         protected function updateSkippedMessage() {
  46                 return 'protocol-relative URLs in externallinks table already fixed.';
  47         }
  48
  49         protected function doDBUpdates() {
  50                 $db = $this->getDB( DB_MASTER );
  51                 if ( !$db->tableExists( 'externallinks' ) ) {
  52                         $this->error( "externallinks table does not exist" );
  53
  54                         return false;
  55                 }
  56                 $this->output( "Fixing protocol-relative entries in the externallinks table...\n" );
  57                 $res = $db->select( 'externallinks', [ 'el_from', 'el_to', 'el_index' ],
  58                         [ 'el_index' . $db->buildLike( '//', $db->anyString() ) ],
  59                         __METHOD__
  60                 );
  61                 $count = 0;
  62                 foreach ( $res as $row ) {
  63                         $count++;
  64                         if ( $count % 100 == 0 ) {
  65                                 $this->output( $count . "\n" );
  66                                 wfWaitForSlaves();
  67                         }
  68                         $db->insert( 'externallinks',
  69                                 [
  70                                         [
  71                                                 'el_from' => $row->el_from,
  72                                                 'el_to' => $row->el_to,
  73                                                 'el_index' => "http:{$row->el_index}",
  74                                         ],
  75                                         [
  76                                                 'el_from' => $row->el_from,
  77                                                 'el_to' => $row->el_to,
  78                                                 'el_index' => "https:{$row->el_index}",
  79                                         ]
  80                                 ], __METHOD__, [ 'IGNORE' ]
  81                         );
  82                         $db->delete(
  83                                 'externallinks',
  84                                 [
  85                                         'el_index' => $row->el_index,
  86                                         'el_from' => $row->el_from,
  87                                         'el_to' => $row->el_to
  88                                 ],
  89                                 __METHOD__
  90                         );
  91                 }
  92                 $this->output( "Done, $count rows updated.\n" );
  93
  94                 return true;
  95         }
  96 }
  97
  98 $maintClass = "FixExtLinksProtocolRelative";
  99 require_once RUN_MAINTENANCE_IF_MAIN;