/**
* Returns a DataSource to a ressource with the given configuration.
*
* @param blaze\lang\String|string $dsn The connection string to the datasource.
* @param blaze\lang\String|string $uid The uid which is used to establish a connection
* @param blaze\lang\String|string $pwd The password which is used to establish a connection
* @param \blaze\collections\map\Properties $options Driver specific options.
* @return blaze\ds\DataSource A datasource object.
* @throws blaze\ds\DataSourceException Is thrown if a database error occurs.
*/
public function getDataSource($dsn, $uid = null, $pwd = null, \blaze\collections\map\Properties $options = null)
{
$matches = array();
$uri = null;
$url = null;
try {
$uri = \blaze\net\URI::parseURI($dsn);
$url = \blaze\net\URL::parseURL($uri->getSchemeSpecificPart());
} catch (blaze\lang\Exception $e) {
throw $e;
}
if (!$uri->getScheme()->equalsIgnoreCase('bdsc')) {
throw new DataSourceException('Invalid DSN');
}
$driverProtocol = $url->getScheme()->toNative();
$host = $url->getHost();
$port = $url->getPort();
$database = $url->getPath()->trim('/');
$user = null;
$password = null;
if ($options === null) {
$options = new \blaze\collections\map\Properties();
}
if (strlen($url->getQuery()) != 0) {
$optParts = explode('&', $url->getQuery());
if (count($optParts) != 0) {
foreach ($optParts as $opt) {
$optPair = explode('=', $opt);
if (count($optPair) == 2) {
if (strcasecmp($optPair[0], 'uid') == 0) {
$user = $optPair[1];
} else {
if (strcasecmp($optPair[0], 'pwd') == 0) {
$password = $optPair[1];
} else {
if (!$options->containsKey($optPair[0])) {
$options->setProperty($optPair[0], $optPair[1]);
}
}
}
}
}
}
}
if ($uid !== null) {
$user = $uid;
}
if ($pwd !== null) {
$password = $pwd;
}
$options->setProperty('timeout', '' . $this->timeout);
if (!array_key_exists($driverProtocol, $this->drivers)) {
throw new DataSourceException('No driver found for the given url.');
}
return $this->drivers[$driverProtocol]->getDataSource($host, $port, $database, $user, $password, $options);
}
public function toURL()
{
if ($this->url != null) {
return new URL($this->url->getScheme(), $this->url->getUser(), $this->url->getPassword(), $this->url->getHost(), $this->url->getPort(), $this->url->getPath(), $this->url->getQuery(), $this->url->getFragment());
} else {
return URL::parseURL($this->uriString);
}
}
