remove nonfree Database support

1 files changed, 0 insertions, 736 deletions

diff --git a/includes/installer/MssqlInstaller.php b/includes/installer/MssqlInstaller.php
deleted file mode 100644
index 4d79d966..00000000
--- a/includes/installer/MssqlInstaller.php
+++ /dev/null
@@ -1,736 +0,0 @@
-<?php
-/**
- * Microsoft SQL Server-specific installer.
- *
- * 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
- * @ingroup Deployment
- */
-
-/**
- * Class for setting up the MediaWiki database using Microsoft SQL Server.
- *
- * @ingroup Deployment
- * @since 1.23
- */
-class MssqlInstaller extends DatabaseInstaller {
-
-	protected $globalNames = array(
-		'wgDBserver',
-		'wgDBname',
-		'wgDBuser',
-		'wgDBpassword',
-		'wgDBmwschema',
-		'wgDBprefix',
-		'wgDBWindowsAuthentication',
-	);
-
-	protected $internalDefaults = array(
-		'_InstallUser' => 'sa',
-		'_InstallWindowsAuthentication' => 'sqlauth',
-		'_WebWindowsAuthentication' => 'sqlauth',
-	);
-
-	// SQL Server 2005 RTM
-	// @todo Are SQL Express version numbers different?)
-	public $minimumVersion = '9.00.1399';
-
-	// These are schema-level privs
-	// Note: the web user will be created will full permissions if possible, this permission
-	// list is only used if we are unable to grant full permissions.
-	public $webUserPrivs = array(
-		'DELETE',
-		'INSERT',
-		'SELECT',
-		'UPDATE',
-		'EXECUTE',
-	);
-
-	/**
-	 * @return string
-	 */
-	public function getName() {
-		return 'mssql';
-	}
-
-	/**
-	 * @return bool
-	 */
-	public function isCompiled() {
-		return self::checkExtension( 'sqlsrv' );
-	}
-
-	/**
-	 * @return string
-	 */
-	public function getConnectForm() {
-		if ( $this->getVar( '_InstallWindowsAuthentication' ) == 'windowsauth' ) {
-			$displayStyle = 'display: none;';
-		} else {
-			$displayStyle = 'display: block;';
-		}
-
-		return $this->getTextBox(
-			'wgDBserver',
-			'config-db-host',
-			array(),
-			$this->parent->getHelpBox( 'config-db-host-help' )
-		) .
-			Html::openElement( 'fieldset' ) .
-			Html::element( 'legend', array(), wfMessage( 'config-db-wiki-settings' )->text() ) .
-			$this->getTextBox( 'wgDBname', 'config-db-name', array( 'dir' => 'ltr' ),
-				$this->parent->getHelpBox( 'config-db-name-help' ) ) .
-			$this->getTextBox( 'wgDBmwschema', 'config-db-schema', array( 'dir' => 'ltr' ),
-				$this->parent->getHelpBox( 'config-db-schema-help' ) ) .
-			$this->getTextBox( 'wgDBprefix', 'config-db-prefix', array( 'dir' => 'ltr' ),
-				$this->parent->getHelpBox( 'config-db-prefix-help' ) ) .
-			Html::closeElement( 'fieldset' ) .
-			Html::openElement( 'fieldset' ) .
-			Html::element( 'legend', array(), wfMessage( 'config-db-install-account' )->text() ) .
-			$this->getRadioSet( array(
-				'var' => '_InstallWindowsAuthentication',
-				'label' => 'config-mssql-auth',
-				'itemLabelPrefix' => 'config-mssql-',
-				'values' => array( 'sqlauth', 'windowsauth' ),
-				'itemAttribs' => array(
-					'sqlauth' => array(
-						'class' => 'showHideRadio',
-						'rel' => 'dbCredentialBox',
-					),
-					'windowsauth' => array(
-						'class' => 'hideShowRadio',
-						'rel' => 'dbCredentialBox',
-					)
-				),
-				'help' => $this->parent->getHelpBox( 'config-mssql-install-auth' )
-			) ) .
-			Html::openElement( 'div', array( 'id' => 'dbCredentialBox', 'style' => $displayStyle ) ) .
-			$this->getTextBox(
-				'_InstallUser',
-				'config-db-username',
-				array( 'dir' => 'ltr' ),
-				$this->parent->getHelpBox( 'config-db-install-username' )
-			) .
-			$this->getPasswordBox(
-				'_InstallPassword',
-				'config-db-password',
-				array( 'dir' => 'ltr' ),
-				$this->parent->getHelpBox( 'config-db-install-password' )
-			) .
-			Html::closeElement( 'div' ) .
-			Html::closeElement( 'fieldset' );
-	}
-
-	public function submitConnectForm() {
-		// Get variables from the request.
-		$newValues = $this->setVarsFromRequest( array(
-			'wgDBserver',
-			'wgDBname',
-			'wgDBmwschema',
-			'wgDBprefix'
-		) );
-
-		// Validate them.
-		$status = Status::newGood();
-		if ( !strlen( $newValues['wgDBserver'] ) ) {
-			$status->fatal( 'config-missing-db-host' );
-		}
-		if ( !strlen( $newValues['wgDBname'] ) ) {
-			$status->fatal( 'config-missing-db-name' );
-		} elseif ( !preg_match( '/^[a-z0-9_]+$/i', $newValues['wgDBname'] ) ) {
-			$status->fatal( 'config-invalid-db-name', $newValues['wgDBname'] );
-		}
-		if ( !preg_match( '/^[a-z0-9_]*$/i', $newValues['wgDBmwschema'] ) ) {
-			$status->fatal( 'config-invalid-schema', $newValues['wgDBmwschema'] );
-		}
-		if ( !preg_match( '/^[a-z0-9_]*$/i', $newValues['wgDBprefix'] ) ) {
-			$status->fatal( 'config-invalid-db-prefix', $newValues['wgDBprefix'] );
-		}
-		if ( !$status->isOK() ) {
-			return $status;
-		}
-
-		// Check for blank schema and remap to dbo
-		if ( $newValues['wgDBmwschema'] === '' ) {
-			$this->setVar( 'wgDBmwschema', 'dbo' );
-		}
-
-		// User box
-		$this->setVarsFromRequest( array(
-			'_InstallUser',
-			'_InstallPassword',
-			'_InstallWindowsAuthentication'
-		) );
-
-		// Try to connect
-		$status = $this->getConnection();
-		if ( !$status->isOK() ) {
-			return $status;
-		}
-		/**
-		 * @var $conn DatabaseBase
-		 */
-		$conn = $status->value;
-
-		// Check version
-		$version = $conn->getServerVersion();
-		if ( version_compare( $version, $this->minimumVersion ) < 0 ) {
-			return Status::newFatal( 'config-mssql-old', $this->minimumVersion, $version );
-		}
-
-		return $status;
-	}
-
-	/**
-	 * @return Status
-	 */
-	public function openConnection() {
-		global $wgDBWindowsAuthentication;
-		$status = Status::newGood();
-		$user = $this->getVar( '_InstallUser' );
-		$password = $this->getVar( '_InstallPassword' );
-
-		if ( $this->getVar( '_InstallWindowsAuthentication' ) == 'windowsauth' ) {
-			// Use Windows authentication for this connection
-			$wgDBWindowsAuthentication = true;
-		} else {
-			$wgDBWindowsAuthentication = false;
-		}
-
-		try {
-			$db = DatabaseBase::factory( 'mssql', array(
-				'host' => $this->getVar( 'wgDBserver' ),
-				'user' => $user,
-				'password' => $password,
-				'dbname' => false,
-				'flags' => 0,
-				'schema' => $this->getVar( 'wgDBmwschema' ),
-				'tablePrefix' => $this->getVar( 'wgDBprefix' ) ) );
-			$db->prepareStatements( false );
-			$db->scrollableCursor( false );
-			$status->value = $db;
-		} catch ( DBConnectionError $e ) {
-			$status->fatal( 'config-connection-error', $e->getMessage() );
-		}
-
-		return $status;
-	}
-
-	public function preUpgrade() {
-		global $wgDBuser, $wgDBpassword;
-
-		$status = $this->getConnection();
-		if ( !$status->isOK() ) {
-			$this->parent->showStatusError( $status );
-
-			return;
-		}
-		/**
-		 * @var $conn DatabaseBase
-		 */
-		$conn = $status->value;
-		$conn->selectDB( $this->getVar( 'wgDBname' ) );
-
-		# Normal user and password are selected after this step, so for now
-		# just copy these two
-		$wgDBuser = $this->getVar( '_InstallUser' );
-		$wgDBpassword = $this->getVar( '_InstallPassword' );
-	}
-
-	/**
-	 * Return true if the install user can create accounts
-	 *
-	 * @return bool
-	 */
-	public function canCreateAccounts() {
-		$status = $this->getConnection();
-		if ( !$status->isOK() ) {
-			return false;
-		}
-		/** @var $conn DatabaseBase */
-		$conn = $status->value;
-
-		// We need the server-level ALTER ANY LOGIN permission to create new accounts
-		$res = $conn->query( "SELECT permission_name FROM sys.fn_my_permissions( NULL, 'SERVER' )" );
-		$serverPrivs = array(
-			'ALTER ANY LOGIN' => false,
-			'CONTROL SERVER' => false,
-		);
-
-		foreach ( $res as $row ) {
-			$serverPrivs[$row->permission_name] = true;
-		}
-
-		if ( !$serverPrivs['ALTER ANY LOGIN'] ) {
-			return false;
-		}
-
-		// Check to ensure we can grant everything needed as well
-		// We can't actually tell if we have WITH GRANT OPTION for a given permission, so we assume we do
-		// and just check for the permission
-		// http://technet.microsoft.com/en-us/library/ms178569.aspx
-		// The following array sets up which permissions imply whatever permissions we specify
-		$implied = array(
-			// schema           database  server
-			'DELETE'  => array( 'DELETE', 'CONTROL SERVER' ),
-			'EXECUTE' => array( 'EXECUTE', 'CONTROL SERVER' ),
-			'INSERT'  => array( 'INSERT', 'CONTROL SERVER' ),
-			'SELECT'  => array( 'SELECT', 'CONTROL SERVER' ),
-			'UPDATE'  => array( 'UPDATE', 'CONTROL SERVER' ),
-		);
-
-		$grantOptions = array_flip( $this->webUserPrivs );
-
-		// Check for schema and db-level permissions, but only if the schema/db exists
-		$schemaPrivs = $dbPrivs = array(
-			'DELETE' => false,
-			'EXECUTE' => false,
-			'INSERT' => false,
-			'SELECT' => false,
-			'UPDATE' => false,
-		);
-
-		$dbPrivs['ALTER ANY USER'] = false;
-
-		if ( $this->databaseExists( $this->getVar( 'wgDBname' ) ) ) {
-			$conn->selectDB( $this->getVar( 'wgDBname' ) );
-			$res = $conn->query( "SELECT permission_name FROM sys.fn_my_permissions( NULL, 'DATABASE' )" );
-
-			foreach ( $res as $row ) {
-				$dbPrivs[$row->permission_name] = true;
-			}
-
-			// If the db exists, we need ALTER ANY USER privs on it to make a new user
-			if ( !$dbPrivs['ALTER ANY USER'] ) {
-				return false;
-			}
-
-			if ( $this->schemaExists( $this->getVar( 'wgDBmwschema' ) ) ) {
-				// wgDBmwschema is validated to only contain alphanumeric + underscore, so this is safe
-				$res = $conn->query( "SELECT permission_name FROM sys.fn_my_permissions( "
-					. "'{$this->getVar( 'wgDBmwschema' )}', 'SCHEMA' )" );
-
-				foreach ( $res as $row ) {
-					$schemaPrivs[$row->permission_name] = true;
-				}
-			}
-		}
-
-		// Now check all the grants we'll need to be doing to see if we can
-		foreach ( $this->webUserPrivs as $permission ) {
-			if ( ( isset( $schemaPrivs[$permission] ) && $schemaPrivs[$permission] )
-					|| ( isset( $dbPrivs[$implied[$permission][0]] )
-						&& $dbPrivs[$implied[$permission][0]] )
-					|| ( isset( $serverPrivs[$implied[$permission][1]] )
-						&& $serverPrivs[$implied[$permission][1]] )
-			) {
-				unset( $grantOptions[$permission] );
-			}
-		}
-
-		if ( count( $grantOptions ) ) {
-			// Can't grant everything
-			return false;
-		}
-
-		return true;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function getSettingsForm() {
-		if ( $this->canCreateAccounts() ) {
-			$noCreateMsg = false;
-		} else {
-			$noCreateMsg = 'config-db-web-no-create-privs';
-		}
-
-		$wrapperStyle = $this->getVar( '_SameAccount' ) ? 'display: none' : '';
-		$displayStyle = $this->getVar( '_WebWindowsAuthentication' ) == 'windowsauth'
-			? 'display: none'
-			: '';
-		$s = Html::openElement( 'fieldset' ) .
-			Html::element( 'legend', array(), wfMessage( 'config-db-web-account' )->text() ) .
-			$this->getCheckBox(
-				'_SameAccount', 'config-db-web-account-same',
-				array( 'class' => 'hideShowRadio', 'rel' => 'dbOtherAccount' )
-			) .
-			Html::openElement( 'div', array( 'id' => 'dbOtherAccount', 'style' => $wrapperStyle ) ) .
-			$this->getRadioSet( array(
-				'var' => '_WebWindowsAuthentication',
-				'label' => 'config-mssql-auth',
-				'itemLabelPrefix' => 'config-mssql-',
-				'values' => array( 'sqlauth', 'windowsauth' ),
-				'itemAttribs' => array(
-					'sqlauth' => array(
-						'class' => 'showHideRadio',
-						'rel' => 'dbCredentialBox',
-					),
-					'windowsauth' => array(
-						'class' => 'hideShowRadio',
-						'rel' => 'dbCredentialBox',
-					)
-				),
-				'help' => $this->parent->getHelpBox( 'config-mssql-web-auth' )
-			) ) .
-			Html::openElement( 'div', array( 'id' => 'dbCredentialBox', 'style' => $displayStyle ) ) .
-			$this->getTextBox( 'wgDBuser', 'config-db-username' ) .
-			$this->getPasswordBox( 'wgDBpassword', 'config-db-password' ) .
-			Html::closeElement( 'div' );
-
-		if ( $noCreateMsg ) {
-			$s .= $this->parent->getWarningBox( wfMessage( $noCreateMsg )->plain() );
-		} else {
-			$s .= $this->getCheckBox( '_CreateDBAccount', 'config-db-web-create' );
-		}
-
-		$s .= Html::closeElement( 'div' ) . Html::closeElement( 'fieldset' );
-
-		return $s;
-	}
-
-	/**
-	 * @return Status
-	 */
-	public function submitSettingsForm() {
-		$this->setVarsFromRequest( array(
-				'wgDBuser',
-				'wgDBpassword',
-				'_SameAccount',
-				'_CreateDBAccount',
-				'_WebWindowsAuthentication'
-		) );
-
-		if ( $this->getVar( '_SameAccount' ) ) {
-			$this->setVar( '_WebWindowsAuthentication', $this->getVar( '_InstallWindowsAuthentication' ) );
-			$this->setVar( 'wgDBuser', $this->getVar( '_InstallUser' ) );
-			$this->setVar( 'wgDBpassword', $this->getVar( '_InstallPassword' ) );
-		}
-
-		if ( $this->getVar( '_WebWindowsAuthentication' ) == 'windowsauth' ) {
-			$this->setVar( 'wgDBuser', '' );
-			$this->setVar( 'wgDBpassword', '' );
-			$this->setVar( 'wgDBWindowsAuthentication', true );
-		} else {
-			$this->setVar( 'wgDBWindowsAuthentication', false );
-		}
-
-		if ( $this->getVar( '_CreateDBAccount' )
-			&& $this->getVar( '_WebWindowsAuthentication' ) == 'sqlauth'
-			&& strval( $this->getVar( 'wgDBpassword' ) ) == ''
-		) {
-			return Status::newFatal( 'config-db-password-empty', $this->getVar( 'wgDBuser' ) );
-		}
-
-		// Validate the create checkbox
-		$canCreate = $this->canCreateAccounts();
-		if ( !$canCreate ) {
-			$this->setVar( '_CreateDBAccount', false );
-			$create = false;
-		} else {
-			$create = $this->getVar( '_CreateDBAccount' );
-		}
-
-		if ( !$create ) {
-			// Test the web account
-			$user = $this->getVar( 'wgDBuser' );
-			$password = $this->getVar( 'wgDBpassword' );
-
-			if ( $this->getVar( '_WebWindowsAuthentication' ) == 'windowsauth' ) {
-				$user = 'windowsauth';
-				$password = 'windowsauth';
-			}
-
-			try {
-				DatabaseBase::factory( 'mssql', array(
-					'host' => $this->getVar( 'wgDBserver' ),
-					'user' => $user,
-					'password' => $password,
-					'dbname' => false,
-					'flags' => 0,
-					'tablePrefix' => $this->getVar( 'wgDBprefix' ),
-					'schema' => $this->getVar( 'wgDBmwschema' ),
-				) );
-			} catch ( DBConnectionError $e ) {
-				return Status::newFatal( 'config-connection-error', $e->getMessage() );
-			}
-		}
-
-		return Status::newGood();
-	}
-
-	public function preInstall() {
-		# Add our user callback to installSteps, right before the tables are created.
-		$callback = array(
-			'name' => 'user',
-			'callback' => array( $this, 'setupUser' ),
-		);
-		$this->parent->addInstallStep( $callback, 'tables' );
-	}
-
-	/**
-	 * @return Status
-	 */
-	public function setupDatabase() {
-		$status = $this->getConnection();
-		if ( !$status->isOK() ) {
-			return $status;
-		}
-		/** @var DatabaseBase $conn */
-		$conn = $status->value;
-		$dbName = $this->getVar( 'wgDBname' );
-		$schemaName = $this->getVar( 'wgDBmwschema' );
-		if ( !$this->databaseExists( $dbName ) ) {
-			$conn->query(
-				"CREATE DATABASE " . $conn->addIdentifierQuotes( $dbName ),
-				__METHOD__
-			);
-			$conn->selectDB( $dbName );
-			if ( !$this->schemaExists( $schemaName ) ) {
-				$conn->query(
-					"CREATE SCHEMA " . $conn->addIdentifierQuotes( $schemaName ),
-					__METHOD__
-				);
-			}
-			if ( !$this->catalogExists( $schemaName ) ) {
-				$conn->query(
-					"CREATE FULLTEXT CATALOG " . $conn->addIdentifierQuotes( $schemaName ),
-					__METHOD__
-				);
-			}
-		}
-		$this->setupSchemaVars();
-
-		return $status;
-	}
-
-	/**
-	 * @return Status
-	 */
-	public function setupUser() {
-		$dbUser = $this->getVar( 'wgDBuser' );
-		if ( $dbUser == $this->getVar( '_InstallUser' )
-				|| ( $this->getVar( '_InstallWindowsAuthentication' ) == 'windowsauth'
-					&& $this->getVar( '_WebWindowsAuthentication' ) == 'windowsauth' ) ) {
-			return Status::newGood();
-		}
-		$status = $this->getConnection();
-		if ( !$status->isOK() ) {
-			return $status;
-		}
-
-		$this->setupSchemaVars();
-		$dbName = $this->getVar( 'wgDBname' );
-		$this->db->selectDB( $dbName );
-		$password = $this->getVar( 'wgDBpassword' );
-		$schemaName = $this->getVar( 'wgDBmwschema' );
-
-		if ( $this->getVar( '_WebWindowsAuthentication' ) == 'windowsauth' ) {
-			$dbUser = 'windowsauth';
-			$password = 'windowsauth';
-		}
-
-		if ( $this->getVar( '_CreateDBAccount' ) ) {
-			$tryToCreate = true;
-		} else {
-			$tryToCreate = false;
-		}
-
-		$escUser = $this->db->addIdentifierQuotes( $dbUser );
-		$escDb = $this->db->addIdentifierQuotes( $dbName );
-		$escSchema = $this->db->addIdentifierQuotes( $schemaName );
-		$grantableNames = array();
-		if ( $tryToCreate ) {
-			$escPass = $this->db->addQuotes( $password );
-
-			if ( !$this->loginExists( $dbUser ) ) {
-				try {
-					$this->db->begin();
-					$this->db->selectDB( 'master' );
-					$logintype = $this->getVar( '_WebWindowsAuthentication' ) == 'windowsauth'
-						? 'FROM WINDOWS'
-						: "WITH PASSWORD = $escPass";
-					$this->db->query( "CREATE LOGIN $escUser $logintype" );
-					$this->db->selectDB( $dbName );
-					$this->db->query( "CREATE USER $escUser FOR LOGIN $escUser WITH DEFAULT_SCHEMA = $escSchema" );
-					$this->db->commit();
-					$grantableNames[] = $dbUser;
-				} catch ( DBQueryError $dqe ) {
-					$this->db->rollback();
-					$status->warning( 'config-install-user-create-failed', $dbUser, $dqe->getText() );
-				}
-			} elseif ( !$this->userExists( $dbUser ) ) {
-				try {
-					$this->db->begin();
-					$this->db->selectDB( $dbName );
-					$this->db->query( "CREATE USER $escUser FOR LOGIN $escUser WITH DEFAULT_SCHEMA = $escSchema" );
-					$this->db->commit();
-					$grantableNames[] = $dbUser;
-				} catch ( DBQueryError $dqe ) {
-					$this->db->rollback();
-					$status->warning( 'config-install-user-create-failed', $dbUser, $dqe->getText() );
-				}
-			} else {
-				$status->warning( 'config-install-user-alreadyexists', $dbUser );
-				$grantableNames[] = $dbUser;
-			}
-		}
-
-		// Try to grant to all the users we know exist or we were able to create
-		$this->db->selectDB( $dbName );
-		foreach ( $grantableNames as $name ) {
-			try {
-				// First try to grant full permissions
-				$fullPrivArr = array(
-					'BACKUP DATABASE', 'BACKUP LOG', 'CREATE FUNCTION', 'CREATE PROCEDURE',
-					'CREATE TABLE', 'CREATE VIEW', 'CREATE FULLTEXT CATALOG', 'SHOWPLAN'
-				);
-				$fullPrivList = implode( ', ', $fullPrivArr );
-				$this->db->begin();
-				$this->db->query( "GRANT $fullPrivList ON DATABASE :: $escDb TO $escUser", __METHOD__ );
-				$this->db->query( "GRANT CONTROL ON SCHEMA :: $escSchema TO $escUser", __METHOD__ );
-				$this->db->commit();
-			} catch ( DBQueryError $dqe ) {
-				// If that fails, try to grant the limited subset specified in $this->webUserPrivs
-				try {
-					$privList = implode( ', ', $this->webUserPrivs );
-					$this->db->rollback();
-					$this->db->begin();
-					$this->db->query( "GRANT $privList ON SCHEMA :: $escSchema TO $escUser", __METHOD__ );
-					$this->db->commit();
-				} catch ( DBQueryError $dqe ) {
-					$this->db->rollback();
-					$status->fatal( 'config-install-user-grant-failed', $dbUser, $dqe->getText() );
-				}
-				// Also try to grant SHOWPLAN on the db, but don't fail if we can't
-				// (just makes a couple things in mediawiki run slower since
-				// we have to run SELECT COUNT(*) instead of getting the query plan)
-				try {
-					$this->db->query( "GRANT SHOWPLAN ON DATABASE :: $escDb TO $escUser", __METHOD__ );
-				} catch ( DBQueryError $dqe ) {
-				}
-			}
-		}
-
-		return $status;
-	}
-
-	public function createTables() {
-		$status = parent::createTables();
-
-		// Do last-minute stuff like fulltext indexes (since they can't be inside a transaction)
-		if ( $status->isOk() ) {
-			$searchindex = $this->db->tableName( 'searchindex' );
-			$schema = $this->db->addIdentifierQuotes( $this->getVar( 'wgDBmwschema' ) );
-			try {
-				$this->db->query( "CREATE FULLTEXT INDEX ON $searchindex (si_title, si_text) "
-					. "KEY INDEX si_page ON $schema" );
-			} catch ( DBQueryError $dqe ) {
-				$status->fatal( 'config-install-tables-failed', $dqe->getText() );
-			}
-		}
-
-		return $status;
-	}
-
-	public function getGlobalDefaults() {
-		// The default $wgDBmwschema is null, which breaks Postgres and other DBMSes that require
-		// the use of a schema, so we need to set it here
-		return array_merge( parent::getGlobalDefaults(), array(
-			'wgDBmwschema' => 'mediawiki',
-		) );
-	}
-
-	/**
-	 * Try to see if the login exists
-	 * @param string $user Username to check
-	 * @return bool
-	 */
-	private function loginExists( $user ) {
-		$res = $this->db->selectField( 'sys.sql_logins', 1, array( 'name' => $user ) );
-		return (bool)$res;
-	}
-
-	/**
-	 * Try to see if the user account exists
-	 * We assume we already have the appropriate database selected
-	 * @param string $user Username to check
-	 * @return bool
-	 */
-	private function userExists( $user ) {
-		$res = $this->db->selectField( 'sys.sysusers', 1, array( 'name' => $user ) );
-		return (bool)$res;
-	}
-
-	/**
-	 * Try to see if a given database exists
-	 * @param string $dbName Database name to check
-	 * @return bool
-	 */
-	private function databaseExists( $dbName ) {
-		$res = $this->db->selectField( 'sys.databases', 1, array( 'name' => $dbName ) );
-		return (bool)$res;
-	}
-
-	/**
-	 * Try to see if a given schema exists
-	 * We assume we already have the appropriate database selected
-	 * @param string $schemaName Schema name to check
-	 * @return bool
-	 */
-	private function schemaExists( $schemaName ) {
-		$res = $this->db->selectField( 'sys.schemas', 1, array( 'name' => $schemaName ) );
-		return (bool)$res;
-	}
-
-	/**
-	 * Try to see if a given fulltext catalog exists
-	 * We assume we already have the appropriate database selected
-	 * @param string $catalogName Catalog name to check
-	 * @return bool
-	 */
-	private function catalogExists( $catalogName ) {
-		$res = $this->db->selectField( 'sys.fulltext_catalogs', 1, array( 'name' => $catalogName ) );
-		return (bool)$res;
-	}
-
-	/**
-	 * Get variables to substitute into tables.sql and the SQL patch files.
-	 *
-	 * @return array
-	 */
-	public function getSchemaVars() {
-		return array(
-			'wgDBname' => $this->getVar( 'wgDBname' ),
-			'wgDBmwschema' => $this->getVar( 'wgDBmwschema' ),
-			'wgDBuser' => $this->getVar( 'wgDBuser' ),
-			'wgDBpassword' => $this->getVar( 'wgDBpassword' ),
-		);
-	}
-
-	public function getLocalSettings() {
-		$schema = LocalSettingsGenerator::escapePhpString( $this->getVar( 'wgDBmwschema' ) );
-		$prefix = LocalSettingsGenerator::escapePhpString( $this->getVar( 'wgDBprefix' ) );
-		$windowsauth = $this->getVar( 'wgDBWindowsAuthentication' ) ? 'true' : 'false';
-
-		return "# MSSQL specific settings
-\$wgDBWindowsAuthentication = {$windowsauth};
-\$wgDBmwschema = \"{$schema}\";
-\$wgDBprefix = \"{$prefix}\";";
-	}
-}