forked from OXID-eSales/oxideshop_ce
/
Registry.php
155 lines (141 loc) · 3.29 KB
/
Registry.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
<?php
/**
* This file is part of OXID eShop Community Edition.
*
* OXID eShop Community Edition is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OXID eShop Community Edition is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OXID eShop Community Edition. If not, see <http://www.gnu.org/licenses/>.
*
* @link http://www.oxid-esales.com
* @copyright (C) OXID eSales AG 2003-2016
* @version OXID eShop CE
*/
namespace OxidEsales\Eshop\Core;
use oxConfig;
use oxLang;
use oxSession;
use oxUtils;
/**
* Object registry design pattern implementation. Stores the instances of objects
*/
class Registry
{
/**
* Instance array
*
* @var array
*/
protected static $instances = array();
/**
* Instance getter. Return existing instance or initializes the new one
*
* @param string $className Class name
*
* @static
*
* @return object
*/
public static function get($className)
{
$key = strtolower($className);
if (isset(self::$instances[$key])) {
return self::$instances[$key];
} else {
self::$instances[$key] = oxNew($className);
return self::$instances[$key];
}
}
/**
* Instance setter
*
* @param string $className Class name
* @param object $instance Object instance
*
* @static
*
* @return null
*/
public static function set($className, $instance)
{
$className = strtolower($className);
if (is_null($instance)) {
unset(self::$instances[$className]);
return;
}
self::$instances[$className] = $instance;
}
/**
* Returns oxConfig instance
*
* @static
*
* @return oxConfig
*/
public static function getConfig()
{
return self::get("oxConfig");
}
/**
* Returns oxSession instance
*
* @static
*
* @return oxSession
*/
public static function getSession()
{
return self::get("oxSession");
}
/**
* Returns oxLang instance
*
* @static
*
* @return oxLang
*/
public static function getLang()
{
return self::get("oxLang");
}
/**
* Returns oxUtils instance
*
* @static
*
* @return oxUtils
*/
public static function getUtils()
{
return self::get("oxUtils");
}
/**
* Return set instances.
*
* @return array
*/
public static function getKeys()
{
return array_keys(self::$instances);
}
/**
* Checks if instance with given key is set.
*
* @param string $className
*
* @return bool
*/
public static function instanceExists($className)
{
$className = strtolower($className);
return isset(self::$instances[$className]);
}
}