maintenance/deleteOrphanedRevisions.inc

   1 <?php
   2
   3 /**
   4  * Support functions for the deleteOrphanedRevisions maintenance script
   5  *
   6  * @file
   7  * @ingroup Maintenance
   8  * @author Rob Church <robchur@gmail.com>
   9  */
  10
  11 /**
  12  * Delete one or more revisions from the database
  13  * Do this inside a transaction
  14  *
  15  * @param $id Array of revision id values
  16  * @param $db Database class (needs to be a master)
  17  */
  18 function deleteRevisions( $id, &$dbw ) {
  19         if( !is_array( $id ) )
  20                 $id = array( $id );
  21         $dbw->delete( 'revision', array( 'rev_id' => $id ), 'deleteRevision' );
  22 }
  23
  24 /**
  25  * Spit out script usage information and exit
  26  */
  27 function showUsage() {
  28         echo( "Finds revisions which refer to nonexisting pages and deletes them from the database\n" );
  29         echo( "USAGE: php deleteOrphanedRevisions.php [--report]\n\n" );
  30         echo( " --report : Prints out a count of affected revisions but doesn't delete them\n\n" );
  31 }
  32