PDO4You\PDO4You::parseJSON PHP Method

    private static function parseJSON($json)
    {
        try {
            // Format JSON
            $json = '{' . $json . '}';
            // Finds a word that is at the beginning, in quotation marks or not and replaces
            $match = null;
            preg_match('~["]?([[:alnum:]]+)["]?[\\s\\n\\r\\t]{0,}?:~', $json, $match);
            $command = $match[1];
            if ($command != 'query') {
                $json = preg_replace('~' . $command . '~', 'query', $json, 1);
            }
            // Converts the encoding
            $json = mb_detect_encoding($json, 'UTF-8', true) ? $json : utf8_encode($json);
            // Replaces the excess whitespace and line breaks
            $json = preg_replace(array('~\\s+~', '~[\\r\\n]+~'), array(' ', ''), $json);
            // Fixes whitespace bug
            $json = preg_replace('~(}[\\s]?,[\\s]?{)~', '},{', $json);
            // Formats the JSON string
            $json = preg_replace('~\\s?(,?[{,])\\s*([^"]+?)\\s*:\\s?~', '$1"$2":', $json);
            // Decoded array
            $jarr = json_decode($json, true);
            if (version_compare(PHP_VERSION, '5.3.5') >= 0) {
                switch (json_last_error()) {
                    case JSON_ERROR_DEPTH:
                        $json_error = self::$exception['json-error-depth'];
                        break;
                    case JSON_ERROR_STATE_MISMATCH:
                        $json_error = self::$exception['json-error-state-mismatch'];
                        break;
                    case JSON_ERROR_CTRL_CHAR:
                        $json_error = self::$exception['json-error-ctrl-char'];
                        break;
                    case JSON_ERROR_SYNTAX:
                        $json_error = self::$exception['json-error-syntax'];
                        break;
                }
            } else {
                $json_error = self::$exception['json-error-syntax'];
            }
            if (is_null($jarr)) {
                throw new \PDOException($json_error);
            }
            return $jarr;
        } catch (\PDOException $e) {
            self::stackTrace($e);
        }
    }