public static function instance($clog = null)
{
if (self::$instance == null) {
$className = __CLASS__;
self::$instance = new $className($clog);
}
return self::$instance;
}
public function query($sql, $params = array())
{
$logger = WF_Logger::getLogger('sql');
$logger->debug("sql query result: '{$sql} (" . implode(', ', $params) . ")' rowset count:");
if (!$this->conn) {
return false;
}
$stmt = $this->conn->prepare($sql);
if (!$stmt) {
$logger->error("sql prepare failed '{$sql}'");
$logger->error("db error:" . $this->conn->errorCode() . ' ' . json_encode($this->conn->errorInfo()));
return false;
}
$result = $stmt->execute($params);
if (!$result) {
$logger->error("sql query failed '{$sql} (" . implode(', ', $params) . ")'");
$logger->error("db error:" . $stmt->errorCode() . ' ' . json_encode($stmt->errorInfo()));
}
return $stmt;
}
public static function basicConfig($settings)
{
self::$settings = array_merge(self::$settings, $settings);
}
public function log($msg, $level = 'INFO')
{
//$this->prj->CLog->w($level, $msg);
$logger = WF_Logger::getLogger('api');
$logger->log($msg, $level);
}
