maintenance/checkBadRedirects.php

   1 <?php
   2 /**
   3  * CheckBadRedirects - See if pages marked as being redirects
   4  * really are.
   5  */
   6
   7 require_once( "Maintenance.php" );
   8
   9 class CheckBadRedirects extends Maintenance {
  10         public function __construct() {
  11                 parent::__construct();
  12                 $this->mDescription = "Look for bad redirects";
  13         }
  14
  15         public function execute() {
  16                 $this->output( "Fetching redirects...\n" );
  17                 $dbr = wfGetDB( DB_SLAVE );
  18                 $result = $dbr->select(
  19                         array( 'page' ),
  20                         array( 'page_namespace','page_title', 'page_latest' ),
  21                         array( 'page_is_redirect' => 1 ) );
  22
  23                 $count = $result->numRows();
  24                 $this->output( "Found $count total redirects.\n" .
  25                                                 "Looking for bad redirects:\n\n" );
  26
  27                 foreach( $result as $row ) {
  28                         $title = Title::makeTitle( $row->page_namespace, $row->page_title );
  29                         $rev = Revision::newFromId( $row->page_latest );
  30                         if( $rev ) {
  31                                 $target = Title::newFromRedirect( $rev->getText() );
  32                                 if( !$target ) {
  33                                         $this->output( $title->getPrefixedText() . "\n" );
  34                                 }
  35                         }
  36                 }
  37                 $this->output( "\ndone.\n" );
  38         }
  39 }
  40
  41 $maintClass = "CheckBadRedirects";
  42 require_once( DO_MAINTENANCE );