maintenance/update.php

   1 <?php
   2 require_once 'counter.php';
   3 /**
   4  * Run all updaters.
   5  *
   6  * This is used when the database schema is modified and we need to apply patches.
   7  *
   8  * @file
   9  * @todo document
  10  * @ingroup Maintenance
  11  */
  12
  13 /** */
  14 $wgUseMasterForMaintenance = true;
  15 $options = array( 'quick', 'nopurge' );
  16 require_once( "commandLine.inc" );
  17 require_once( "updaters.inc" );
  18 $wgTitle = Title::newFromText( "MediaWiki database updater" );
  19 $dbclass = 'Database' . ucfirst( $wgDBtype ) ;
  20
  21 echo( "MediaWiki {$wgVersion} Updater\n\n" );
  22
  23 install_version_checks();
  24
  25 # Do a pre-emptive check to ensure we've got credentials supplied
  26 # We can't, at this stage, check them, but we can detect their absence,
  27 # which seems to cause most of the problems people whinge about
  28 if( !isset( $wgDBadminuser ) || !isset( $wgDBadminpassword ) ) {
  29         echo( "No superuser credentials could be found. Please provide the details\n" );
  30         echo( "of a user with appropriate permissions to update the database. See\n" );
  31         echo( "AdminSettings.sample for more details.\n\n" );
  32         exit();
  33 }
  34
  35 # Attempt to connect to the database as a privileged user
  36 # This will vomit up an error if there are permissions problems
  37 $wgDatabase = new $dbclass( $wgDBserver, $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1 );
  38
  39 if( !$wgDatabase->isOpen() ) {
  40         # Appears to have failed
  41         echo( "A connection to the database could not be established. Check the\n" );
  42         echo( "values of \$wgDBadminuser and \$wgDBadminpassword.\n" );
  43         exit();
  44 }
  45
  46 print "Going to run database updates for ".wfWikiID()."\n";
  47 print "Depending on the size of your database this may take a while!\n";
  48
  49 if( !isset( $options['quick'] ) ) {
  50         print "Abort with control-c in the next five seconds... ";
  51
  52         for ($i = 6; $i >= 1;) {
  53                 print_c($i, --$i);
  54                 sleep(1);
  55         }
  56         echo "\n";
  57 }
  58
  59 $shared = isset( $options['doshared'] );
  60 $purge = !isset( $options['nopurge'] );
  61
  62 do_all_updates( $shared, $purge );
  63
  64 print "Done.\n";
  65
  66