Media Temple Wordpress PHP Utils

MT_WP_TOOLS

/***
* (mt) Media Temple
* PHP Tools for Wordpress migrations
*
*
*/
class MT_WP_TOOLS
{

        private static $_wpDBConfig = false;



        public static function wp_db_config($wp_config_path)
        {

                $conf = file_get_contents($wp_config_path);

                $regex = preg_match('/(define\()([\'|\"])(DB_USER)([\'|\"])(.*)(\);)/',$conf,$db_user);

                if(!$regex || $db_user[6] != ');') {
                        throw new Exception("UNABLE TO PARSE DB_USER");
                }


                $regex = preg_match('/(define\()([\'|\"])(DB_HOST)([\'|\"])(.*)(\);)/',$conf,$db_host);

                if(!$regex || $db_host[6] != ');') {
                        throw new Exception("UNABLE TO PARSE DB_HOST");
                }


                $regex = preg_match('/(define\()([\'|\"])(DB_PASSWORD)([\'|\"])(.*)(\);)/',$conf,$db_pass);

                if(!$regex || $db_pass[6] != ');') {
                        throw new Exception("UNABLE TO PARSE DB_PASS");
                }

                $regex = preg_match('/(define\()([\'|\"])(DB_NAME)([\'|\"])(.*)(\);)/',$conf,$db_name);

                if(!$regex || $db_name[6] != ');') {
                        throw new Exception("UNABLE TO PARSE DB_NAME");
                }

                eval("{$db_user[0]}");
                eval("{$db_pass[0]}");
                eval("{$db_host[0]}");
                eval("{$db_name[0]}");

                return [
                        'dbname'=>DB_NAME,
                        'dbhost'=>DB_HOST,
                        'dbpass'=>DB_PASSWORD,
                        'dbuser'=>DB_USER
                ];
        }



        public static function mysqli_obj($wp_config_path)
        {

                $conf = static::wp_db_config($wp_config_path);

                return new Mysqli($conf['dbhost'],$conf['dbuser'],$conf['dbpass'],$conf['dbname']);

        }

        public static function get_wp_config_path_from_env()
        {
                $site_path = static::get_sitepath_from_env();

                $config = "{$site_path}/wp-config.php";

                if(!file_exists($config)) {
                        throw new Exception("{$config} DOES NOT EXISTS");
                }

                return $config;

        }

        public static function get_sitepath_from_env()
        {

                if(!isset($_SERVER)) {
                        throw new Exception("\$_SERVER NOT DEFINED!");
                }

                if(!isset($_SERVER['HOME'])) {
                        throw new Exception("\$_SERVER['HOME'] NOT DEFINED!");
                }

                if(!isset($_SERVER['USER'])) {
                        throw new Exception("\$_SERVER['USER'] NOT DEFINED!");
                }

                $site_path = "{$_SERVER['HOME']}/{$_SERVER['USER']}";

                if(!is_dir($site_path)) {
                        throw new Exception("{$site_path} DOES NOT EXIST!");
                }

                return $site_path;
        }

}