private function check_db()
{
if (strlen(BG_DB_HOST) < 1 || strlen(BG_DB_NAME) < 1 || strlen(BG_DB_USER) < 1 || strlen(BG_DB_PASS) < 1 || strlen(BG_DB_CHARSET) < 1) {
return false;
} else {
if (!defined("BG_DB_PORT")) {
define("BG_DB_PORT", "3306");
}
$_cfg_host = array("host" => BG_DB_HOST, "name" => BG_DB_NAME, "user" => BG_DB_USER, "pass" => BG_DB_PASS, "charset" => BG_DB_CHARSET, "debug" => BG_DEBUG_DB, "port" => BG_DB_PORT);
$GLOBALS["obj_db"] = new CLASS_MYSQLI($_cfg_host);
//设置数据库对象
$this->obj_db = $GLOBALS["obj_db"];
if (!$this->obj_db->connect()) {
return false;
}
if (!$this->obj_db->select_db()) {
return false;
}
return true;
}
}