1: <?php
 2: /*
 3:  * Copyright (c) 2015 @trashtoy
 4:  * https://github.com/trashtoy/
 5:  * 
 6:  * Permission is hereby granted, free of charge, to any person obtaining a copy of
 7:  * this software and associated documentation files (the "Software"), to deal in
 8:  * the Software without restriction, including without limitation the rights to use,
 9:  * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
10:  * Software, and to permit persons to whom the Software is furnished to do so,
11:  * subject to the following conditions:
12:  * 
13:  * The above copyright notice and this permission notice shall be included in all
14:  * copies or substantial portions of the Software.
15:  * 
16:  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17:  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
18:  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
19:  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
20:  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21:  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22:  */
23: /**
24:  * PHP class file.
25:  * @auhtor trashtoy
26:  * @since  2.1.1
27:  */
28: namespace Peach\DT;
29: 
30: /**
31:  * システム時刻を参照して現在時刻を生成する Clock です.
32:  */
33: class DefaultClock extends Clock
34: {
35:     /**
36:      * このクラスは getInstance() からインスタンス化します.
37:      */
38:     private function __construct() {}
39:     
40:     /**
41:      * このクラスのインスタンスを取得します.
42:      * @return DefaultClock
43:      * @codeCoverageIgnore
44:      */
45:     public static function getInstance()
46:     {
47:         static $instance = null;
48:         if ($instance === null) {
49:             $instance = new self();
50:         }
51:         return $instance;
52:     }
53:     
54:     /**
55:      * システム時刻を unix time に変換して, その値を返します.
56:      * このメソッドの返り値は php.ini の date.timezone 設定に依存します.
57:      * 
58:      * @return int
59:      */
60:     protected function getUnixTime()
61:     {
62:         return time();
63:     }
64: }
65: