1<?php
2/**
3 * Tivoka - JSON-RPC done right!
4 * Copyright (c) 2011-2012 by Marcel Klehr <mklehr@gmx.net>
5 *
6 * MIT LICENSE
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 *
26 * @package  Tivoka
27 * @author Marcel Klehr <mklehr@gmx.net>
28 * @copyright (c) 2011-2012, Marcel Klehr
29 */
30
31namespace Tivoka;
32
33/**
34 * The public interface to all tivoka functions
35 * @package Tivoka
36 */
37abstract class Tivoka
38{
39    const SPEC_1_0 = 8;             // 000 001 000
40    const SPEC_2_0 = 16;            // 000 010 000
41
42    /**
43     * Evaluates and returns the passed JSON-RPC spec version
44     * @private
45     *
46     * @param string $version spec version as a string (using semver notation)
47     *
48     * @return int
49     * @throws Exception\SpecException
50     */
51    public static function validateSpecVersion($version)
52    {
53        switch($version) {
54            case '1.0':
55                return Tivoka::SPEC_1_0;
56                break;
57            case '2.0':
58                return Tivoka::SPEC_2_0;
59            default:
60                throw new Exception\SpecException('Unsupported spec version: '+$version);
61        }
62    }
63}
64?>
65