/** * 返回当前终级类对象的实例 * @param $db_config 数据库配置 * @return object */ public static function get_instance($db_config = '') { if($db_config == '') { $db_config = pc_base::load_config('database'); } if(db_factory::$db_factory == '') { db_factory::$db_factory = new db_factory(); } if($db_config != '' && $db_config != db_factory::$db_factory->db_config) db_factory::$db_factory->db_config = array_merge($db_config, db_factory::$db_factory->db_config); return db_factory::$db_factory; }
/** * 返回当前终级类对象的实例 * @param $db_config 数据库配置 * @return object */ public static function get_instance($db_config = '') { if ($db_config == '') { $db_config = array('default' => array('hostname' => DB_HOSTNAME, 'port' => DB_PORT, 'database' => DB_NAME, 'username' => DB_USER, 'password' => DB_PASSWORD, 'tablepre' => AUTO_TABLE_PREFIX, 'charset' => DB_CHARSET, 'type' => 'mysql', 'debug' => DEBUG, 'pconnect' => 0, 'autoconnect' => 0)); } if (db_factory::$db_factory == '') { db_factory::$db_factory = new db_factory(); } if ($db_config != '' && $db_config != db_factory::$db_factory->db_config) { db_factory::$db_factory->db_config = array_merge($db_config, db_factory::$db_factory->db_config); } return db_factory::$db_factory; }
/** * 返回当前终级类对象的实例 * @param $db_config 数据库配置 * @return object */ public static function get_instance($db_config = '') { if ($db_config == '') { $db_config = (include WX_PATH . 'include' . DIRECTORY_SEPARATOR . 'database.php'); } if (db_factory::$db_factory == '') { db_factory::$db_factory = new db_factory(); } if ($db_config != '' && $db_config != db_factory::$db_factory->db_config) { db_factory::$db_factory->db_config = array_merge($db_config, db_factory::$db_factory->db_config); } return db_factory::$db_factory; }