/**
* Establish a new connection to SQLite server.
*/
private function establishConnection()
{
try {
if (!($this->link = new \SQLite3($this->config['database'], SQLITE3_OPEN_READWRITE))) {
throw new RunException('Unable connect to database in <strong>' . $this->connection . '</strong> connection.');
}
} catch (RunException $e) {
RunException::outputError($e->getMessage());
}
}
/**
* Select the databse.
*/
private function selectDb($dbname)
{
if (is_null($this->link)) {
$this->init();
}
try {
if (!@mysql_select_db($dbname, $this->link)) {
throw new RunException('Unable to select database in <strong>' . $this->connection . '</strong> connection.');
}
} catch (RunException $e) {
RunException::outputError($e->getMessage());
}
}
/**
* Inital for all process
*
* @return void
*/
private function init()
{
if (is_null($this->link)) {
$this->link = $this->establishConnection();
}
try {
if (!$this->link) {
throw new RunException('Unable connect to database in <strong>' . $this->connection . '</strong> connection.');
}
} catch (RunException $e) {
RunException::outputError($e->getMessage());
}
}
public function __construct($config, $connectionName)
{
/**
* Makesure Mongo extension is enabled
*/
if (!class_exists('Mongo')) {
throw new RunException('Mongo PECL extension that required by Mongodb Driver is not available.');
}
$this->config = $config;
$this->connection = $connectionName;
/**
* $this->config['options'] is the mongodb connection option. Eg: array('replicaSet' => true, 'connect' => false)
*/
try {
parent::__construct($this->config['host'], $this->config['options']);
} catch (\MongoConnectionException $e) {
RunException::outputError('Unable connect to database in <strong>' . $connectionName . '</strong> connection.');
}
}
public function __construct($config)
{
if (!extension_loaded('redis')) {
die('Redis extension that required by Driver Redis is not available.');
}
parent::__construct();
foreach ($config['server'] as $server) {
if ($server['persistent']) {
$this->pconnect($server['host'], $server['port'], $server['timeout']);
} else {
$this->connect($server['host'], $server['port'], $server['timeout']);
}
}
try {
$this->setOption(\Redis::OPT_SERIALIZER, \Redis::SERIALIZER_PHP);
} catch (\RedisException $e) {
Resources\RunException::outputError($e->getMessage());
}
}
/**
* Print the error
*
* @return string
*/
protected function printError()
{
if ($caller = \Resources\RunException::getErrorCaller(5)) {
$error_str = sprintf('Database error %1$s for query %2$s made by %3$s', $this->lastError, $this->lastQuery, $caller);
} else {
$error_str = sprintf('Database error %1$s for query %2$s', $this->lastError, $this->lastQuery);
}
\Resources\RunException::outputError($error_str);
}
