maintenance/dumpLinks.php

   1 <?php
   2 /**
   3  * Quick demo hack to generate a plaintext link dump,
   4  * per the proposed wiki link database standard:
   5  * http://www.usemod.com/cgi-bin/mb.pl?LinkDatabase
   6  *
   7  * Includes all (live and broken) intra-wiki links.
   8  * Does not include interwiki or URL links.
   9  * Dumps ASCII text to stdout; command-line.
  10  *
  11  * Copyright © 2005 Brion Vibber <brion@pobox.com>
  12  * https://www.mediawiki.org/
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License along
  25  * with this program; if not, write to the Free Software Foundation, Inc.,
  26  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  27  * http://www.gnu.org/copyleft/gpl.html
  28  *
  29  * @file
  30  * @ingroup Maintenance
  31  */
  32
  33 require_once __DIR__ . '/Maintenance.php';
  34
  35 /**
  36  * Maintenance script that generates a plaintext link dump.
  37  *
  38  * @ingroup Maintenance
  39  */
  40 class DumpLinks extends Maintenance {
  41         public function __construct() {
  42                 parent::__construct();
  43                 $this->addDescription( 'Quick demo hack to generate a plaintext link dump' );
  44         }
  45
  46         public function execute() {
  47                 $dbr = $this->getDB( DB_REPLICA );
  48                 $result = $dbr->select( [ 'pagelinks', 'page' ],
  49                         [
  50                                 'page_id',
  51                                 'page_namespace',
  52                                 'page_title',
  53                                 'pl_namespace',
  54                                 'pl_title' ],
  55                         [ 'page_id=pl_from' ],
  56                         __METHOD__,
  57                         [ 'ORDER BY' => 'page_id' ] );
  58
  59                 $lastPage = null;
  60                 foreach ( $result as $row ) {
  61                         if ( $lastPage != $row->page_id ) {
  62                                 if ( $lastPage !== null ) {
  63                                         $this->output( "\n" );
  64                                 }
  65                                 $page = Title::makeTitle( $row->page_namespace, $row->page_title );
  66                                 $this->output( $page->getPrefixedURL() );
  67                                 $lastPage = $row->page_id;
  68                         }
  69                         $link = Title::makeTitle( $row->pl_namespace, $row->pl_title );
  70                         $this->output( " " . $link->getPrefixedURL() );
  71                 }
  72                 if ( $lastPage !== null ) {
  73                         $this->output( "\n" );
  74                 }
  75         }
  76 }
  77
  78 $maintClass = DumpLinks::class;
  79 require_once RUN_MAINTENANCE_IF_MAIN;