/**
* Constructs a new connection
* @param zibo\library\database\Dsn $dsn connection parameters
* @return null
*/
public function __construct(Dsn $dsn)
{
if ($dsn->getProtocol() != self::PROTOCOL) {
throw new SqliteException('Provided dsn does not have the sqlite protocol');
}
parent::__construct($dsn);
}
/**
* Constructs a new connection
* @param zibo\library\database\Dsn $dsn connection parameters
* @return null
*/
public function __construct(Dsn $dsn)
{
if ($dsn->getProtocol() != self::PROTOCOL) {
throw new MysqlException('Provided dsn does not have the mysql protocol');
}
if (!function_exists('mysql_connect')) {
throw new MysqlException('Could not create a MysqlDriver instance. Your PHP installation does not support MySQL, please install the MySQL extension.');
}
parent::__construct($dsn);
$this->isTransactionStarted = false;
}
public function testConstructWithSqliteDatabase()
{
$dsn = new Dsn('sqlite:///var/lib/sqlite/file.db');
$this->assertEquals('sqlite', $dsn->getProtocol());
$this->assertEquals('', $dsn->getHost());
$this->assertEquals('', $dsn->getPort());
$this->assertEquals('', $dsn->getUsername());
$this->assertEquals('', $dsn->getPassword());
$this->assertEquals('file.db', $dsn->getDatabase());
$this->assertEquals('/var/lib/sqlite/file.db', $dsn->getPath());
}
/**
* Registers a connection in the manager
* @param string $name Name of the connection
* @param Dsn $dsn DSN connection properties
* @return null
* @throws zibo\library\database\exception\DatabaseException when the name is invalid or already registered and connected
* @throws zibo\library\database\exception\DatabaseException when the protocol has no driver available
*/
public function registerConnection($name, Dsn $dsn)
{
if (String::isEmpty($name)) {
throw new DatabaseException('Provided database name is empty');
}
$protocol = $dsn->getProtocol();
if (!isset($this->drivers[$protocol])) {
throw new DatabaseException('Protocol ' . $protocol . ' has no database driver available');
}
if (isset($this->connections[$name]) && $this->connections[$name]->isConnected()) {
throw new DatabaseException('Database ' . $name . ' is already registered and connected. Disconnect the connection first');
}
$this->connections[$name] = new $this->drivers[$protocol]($dsn);
if ($this->defaultConnectionName == null) {
$this->setDefaultConnectionName($name);
}
}