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<?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.
*
* @file
* @todo document
* @ingroup Maintenance
*/
if ( !function_exists( 'version_compare' ) || ( version_compare( phpversion(), '5.2.3' ) < 0 ) ) {
echo "You are using PHP version " . phpversion() . " but MediaWiki needs PHP 5.2.3 or higher. ABORTING.\n" .
"Check if you have a newer php executable with a different name, such as php5.\n";
die( 1 );
}
$wgUseMasterForMaintenance = true;
require_once( dirname( __FILE__ ) . '/Maintenance.php' );
class UpdateMediaWiki extends Maintenance {
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' );
}
function getDbType() {
/* If we used the class constant PHP4 would give a parser error here */
return 2 /* Maintenance::DB_ADMIN */;
}
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 );
}
$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 );
}
}
function execute() {
global $wgVersion, $wgTitle, $wgLang;
$wgLang = Language::factory( 'en' );
$wgTitle = Title::newFromText( "MediaWiki database updater" );
$this->output( "MediaWiki {$wgVersion} Updater\n\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' );
$updates = array('core','extensions');
if( !$this->hasOption('nopurge') ) {
$updates[] = 'purge';
}
$updater = DatabaseUpdater::newForDb( $db, $shared, $this );
$updater->doUpdates( $updates );
foreach( $updater->getPostDatabaseUpdateMaintenance() as $maint ) {
$child = $this->runChild( $maint );
$child->execute();
}
$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 );
|
