Specifies installation tasks for MySQL and equivalent databases.
Expanded class hierarchy of Tasks
class Tasks extends InstallTasks {
/**
* The PDO driver name for MySQL and equivalent databases.
*
* @var string
*/
protected $pdoDriver = 'mysql';
/**
* Returns a human-readable name string for MySQL and equivalent databases.
*/
public function name() {
return st('MySQL, MariaDB, or equivalent');
}
/**
* Returns the minimum version for MySQL.
*/
public function minimumVersion() {
return '5.0.15';
}
/**
* Check database connection and attempt to create database if the database is
* missing.
*/
protected function connect() {
try {
// This doesn't actually test the connection.
db_set_active();
// Now actually do a check.
Database::getConnection();
$this
->pass('Drupal can CONNECT to the database ok.');
} catch (\Exception $e) {
// Attempt to create the database if it is not found.
if ($e
->getCode() == Connection::DATABASE_NOT_FOUND) {
// Remove the database string from connection info.
$connection_info = Database::getConnectionInfo();
$database = $connection_info['default']['database'];
unset($connection_info['default']['database']);
// In order to change the Database::$databaseInfo array, need to remove
// the active connection, then re-add it with the new info.
Database::removeConnection('default');
Database::addConnectionInfo('default', 'default', $connection_info['default']);
try {
// Now, attempt the connection again; if it's successful, attempt to
// create the database.
Database::getConnection()
->createDatabase($database);
} catch (DatabaseNotFoundException $e) {
// Still no dice; probably a permission issue. Raise the error to the
// installer.
$this
->fail(st('Database %database not found. The server reports the following message when attempting to create the database: %error.', array(
'%database' => $database,
'%error' => $e
->getMessage(),
)));
}
}
else {
// Database connection failed for some other reason than the database
// not existing.
$this
->fail(st('Failed to connect to your database server. The server reports the following message: %error.<ul><li>Is the database server running?</li><li>Does the database exist or does the database user have sufficient privileges to create the database?</li><li>Have you entered the correct database name?</li><li>Have you entered the correct username and password?</li><li>Have you entered the correct database hostname?</li></ul>', array(
'%error' => $e
->getMessage(),
)));
return FALSE;
}
}
return TRUE;
}
}
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
Tasks:: |
protected | property | The PDO driver name for MySQL and equivalent databases. | |
Tasks:: |
protected | property | Results from tasks. | |
Tasks:: |
protected | property | Structure that describes each task to run. | |
Tasks:: |
protected | function | Check the engine version. | |
Tasks:: |
protected | function |
Check database connection and attempt to create database if the database is
missing. Overrides Tasks:: |
|
Tasks:: |
protected | function | Assert test as failed. | |
Tasks:: |
public | function | Return driver specific configuration options. | 1 |
Tasks:: |
protected | function | Ensure the PDO driver is supported by the version of PHP in use. | |
Tasks:: |
public | function | Check whether Drupal is installable on the database. | |
Tasks:: |
public | function |
Returns the minimum version for MySQL. Overrides Tasks:: |
|
Tasks:: |
public | function |
Returns a human-readable name string for MySQL and equivalent databases. Overrides Tasks:: |
|
Tasks:: |
protected | function | Assert test as a pass. | |
Tasks:: |
public | function | Run database tasks and tests to see if Drupal can run on the database. | |
Tasks:: |
protected | function | Run SQL tests to ensure the database can execute commands with the current user. | |
Tasks:: |
public | function | Validates driver specific configuration settings. |