<?php
-require_once 'counter.php';
/**
* Run all updaters.
*
+ * This is used when the database schema is modified and we need to apply patches.
+ * It is kept compatible with php 4 parsing so that it can give out a meaningful error.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
* @todo document
- * @package MediaWiki
- * @subpackage Maintenance
+ * @ingroup Maintenance
*/
-/** */
-$wgUseMasterForMaintenance = true;
-$options = array( 'quick', 'nopurge' );
-require_once( "commandLine.inc" );
-require_once( "updaters.inc" );
-$wgTitle = Title::newFromText( "MediaWiki database updater" );
-$dbclass = 'Database' . ucfirst( $wgDBtype ) ;
-
-echo( "MediaWiki {$wgVersion} Updater\n\n" );
-
-install_version_checks();
-
-# Do a pre-emptive check to ensure we've got credentials supplied
-# We can't, at this stage, check them, but we can detect their absence,
-# which seems to cause most of the problems people whinge about
-if( !isset( $wgDBadminuser ) || !isset( $wgDBadminpassword ) ) {
- echo( "No superuser credentials could be found. Please provide the details\n" );
- echo( "of a user with appropriate permissions to update the database. See\n" );
- echo( "AdminSettings.sample for more details.\n\n" );
- exit();
+if ( !function_exists( 'version_compare' ) || ( version_compare( phpversion(), '5.3.2' ) < 0 ) ) {
+ echo "You are using PHP version " . phpversion() . " but MediaWiki needs PHP 5.3.2 or higher. ABORTING.\n" .
+ "Check if you have a newer php executable with a different name, such as php5.\n";
+ die( 1 );
}
-# Attempt to connect to the database as a privileged user
-# This will vomit up an error if there are permissions problems
-$wgDatabase = new $dbclass( $wgDBserver, $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1 );
+$wgUseMasterForMaintenance = true;
+require_once( dirname( __FILE__ ) . '/Maintenance.php' );
-if( !$wgDatabase->isOpen() ) {
- # Appears to have failed
- echo( "A connection to the database could not be established. Check the\n" );
- echo( "values of \$wgDBadminuser and \$wgDBadminpassword.\n" );
- exit();
-}
+class UpdateMediaWiki extends Maintenance {
-print "Going to run database updates for ".wfWikiID()."\n";
-print "Depending on the size of your database this may take a while!\n";
+ function __construct() {
+ parent::__construct();
+ $this->mDescription = "MediaWiki database updater";
+ $this->addOption( 'skip-compat-checks', 'Skips compatibility checks, mostly for developers' );
+ $this->addOption( 'quick', 'Skip 5 second countdown before starting' );
+ $this->addOption( 'doshared', 'Also update shared tables' );
+ $this->addOption( 'nopurge', 'Do not purge the objectcache table after updates' );
+ $this->addOption( 'force', 'Override when $wgAllowSchemaUpdates disables this script' );
+ }
+
+ function getDbType() {
+ /* If we used the class constant PHP4 would give a parser error here */
+ return 2 /* Maintenance::DB_ADMIN */;
+ }
-if( !isset( $options['quick'] ) ) {
- print "Abort with control-c in the next five seconds... ";
+ function compatChecks() {
+ $test = new PhpXmlBugTester();
+ if ( !$test->ok ) {
+ $this->error(
+ "Your system has a combination of PHP and libxml2 versions which is buggy\n" .
+ "and can cause hidden data corruption in MediaWiki and other web apps.\n" .
+ "Upgrade to PHP 5.2.9 or later and libxml2 2.7.3 or later!\n" .
+ "ABORTING (see http://bugs.php.net/bug.php?id=45996).\n",
+ true );
+ }
- for ($i = 6; $i >= 1;) {
- print_c($i, --$i);
- sleep(1);
+ $test = new PhpRefCallBugTester;
+ $test->execute();
+ if ( !$test->ok ) {
+ $ver = phpversion();
+ $this->error(
+ "PHP $ver is not compatible with MediaWiki due to a bug involving\n" .
+ "reference parameters to __call. Upgrade to PHP 5.3.2 or higher, or \n" .
+ "downgrade to PHP 5.3.0 to fix this.\n" .
+ "ABORTING (see http://bugs.php.net/bug.php?id=50394 for details)\n",
+ true );
+ }
}
- echo "\n";
-}
-$shared = isset( $options['doshared'] );
-$purge = !isset( $options['nopurge'] );
+ function execute() {
+ global $wgVersion, $wgTitle, $wgLang, $wgAllowSchemaUpdates;
+
+ if( !$wgAllowSchemaUpdates && !$this->hasOption( 'force' ) ) {
+ $this->error( "Do not run update.php on this wiki. If you're seeing this you should\n"
+ . "probably ask for some help in performing your schema updates.\n\n"
+ . "If you know what you are doing, you can continue with --force", true );
+ }
+
+ $wgLang = Language::factory( 'en' );
+ $wgTitle = Title::newFromText( "MediaWiki database updater" );
+
+ $this->output( "MediaWiki {$wgVersion} Updater\n\n" );
-do_all_updates( $shared, $purge );
+ wfWaitForSlaves( 5 ); // let's not kill databases, shall we? ;) --tor
-print "Done.\n";
+ if ( !$this->hasOption( 'skip-compat-checks' ) ) {
+ $this->compatChecks();
+ } else {
+ $this->output( "Skipping compatibility checks, proceed at your own risk (Ctrl+C to abort)\n" );
+ wfCountdown( 5 );
+ }
+
+ # Attempt to connect to the database as a privileged user
+ # This will vomit up an error if there are permissions problems
+ $db = wfGetDB( DB_MASTER );
+
+ $this->output( "Going to run database updates for " . wfWikiID() . "\n" );
+ $this->output( "Depending on the size of your database this may take a while!\n" );
+
+ if ( !$this->hasOption( 'quick' ) ) {
+ $this->output( "Abort with control-c in the next five seconds (skip this countdown with --quick) ... " );
+ wfCountDown( 5 );
+ }
+
+ $shared = $this->hasOption( 'doshared' );
+
+ $updates = array( 'core', 'extensions', 'stats' );
+ if( !$this->hasOption('nopurge') ) {
+ $updates[] = 'purge';
+ }
+
+ $updater = DatabaseUpdater::newForDb( $db, $shared, $this );
+ $updater->doUpdates( $updates );
+
+ foreach( $updater->getPostDatabaseUpdateMaintenance() as $maint ) {
+ if ( $updater->updateRowExists( $maint ) ) {
+ continue;
+ }
+ $child = $this->runChild( $maint );
+ $child->execute();
+ $updater->insertUpdateRow( $maint );
+ }
+
+ $this->output( "\nDone.\n" );
+ }
+
+ function afterFinalSetup() {
+ global $wgLocalisationCacheConf;
+
+ # Don't try to access the database
+ # This needs to be disabled early since extensions will try to use the l10n
+ # cache from $wgExtensionFunctions (bug 20471)
+ $wgLocalisationCacheConf = array(
+ 'class' => 'LocalisationCache',
+ 'storeClass' => 'LCStore_Null',
+ 'storeDirectory' => false,
+ 'manualRecache' => false,
+ );
+ }
+}
-?>
+$maintClass = 'UpdateMediaWiki';
+require_once( RUN_MAINTENANCE_IF_MAIN );