JsonHandler

Class.JSONHandler.php

<?php
class JsonHandler
{

    protected static $_messages = array(
        JSON_ERROR_NONE => 'No error has occurred',
        JSON_ERROR_DEPTH => 'The maximum stack depth has been exceeded',
        JSON_ERROR_STATE_MISMATCH => 'Invalid or malformed JSON',
        JSON_ERROR_CTRL_CHAR => 'Control character error, possibly incorrectly encoded',
        JSON_ERROR_SYNTAX => 'Syntax error',
        JSON_ERROR_UTF8 => 'Malformed UTF-8 characters, possibly incorrectly encoded'
    );

    public static function encode($value, $options = 0)
    {
        $result = json_encode($value, $options);

        if ($result !== false) {
            return $result;
        }

        throw new RuntimeException(static::$_messages[json_last_error()]);
    }

    public static function encodeForHTML($value, $options = 0)
    {
        if ($options === 0) {
            $options = JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_AMP;
        }
        return self::encode($value, $options);
    }

    public static function decode($json, $assoc = false)
    {
        $result = json_decode($json, $assoc);

        if ($result  !== false) {
            return $result;
        }

        throw new RuntimeException(static::$_messages[json_last_error()]);
    }

    public static function decodeAsArray($json)
    {
        return self::decode($json, true);
    }

}