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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
4 | | CiviCRM version 4.3 | | |
5 | +--------------------------------------------------------------------+ | |
6 | | Copyright CiviCRM LLC (c) 2004-2013 | | |
7 | +--------------------------------------------------------------------+ | |
8 | | This file is a part of CiviCRM. | | |
9 | | | | |
10 | | CiviCRM is free software; you can copy, modify, and distribute it | | |
11 | | under the terms of the GNU Affero General Public License | | |
12 | | Version 3, 19 November 2007 and the CiviCRM Licensing Exception. | | |
13 | | | | |
14 | | CiviCRM is distributed in the hope that it will be useful, but | | |
15 | | WITHOUT ANY WARRANTY; without even the implied warranty of | | |
16 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | | |
17 | | See the GNU Affero General Public License for more details. | | |
18 | | | | |
19 | | You should have received a copy of the GNU Affero General Public | | |
20 | | License and the CiviCRM Licensing Exception along | | |
21 | | with this program; if not, contact CiviCRM LLC | | |
22 | | at info[AT]civicrm[DOT]org. If you have questions about the | | |
23 | | GNU Affero General Public License or the licensing of CiviCRM, | | |
24 | | see the CiviCRM license FAQ at http://civicrm.org/licensing | | |
25 | +--------------------------------------------------------------------+ | |
26 | */ | |
27 | ||
28 | /** | |
29 | * This class glues together the various parts of the extension | |
30 | * system. | |
31 | * | |
32 | * @package CRM | |
33 | * @copyright CiviCRM LLC (c) 2004-2013 | |
34 | * $Id$ | |
35 | * | |
36 | */ | |
37 | class CRM_Extension_System { | |
38 | private static $singleton; | |
39 | ||
40 | private $cache = NULL; | |
41 | private $fullContainer = NULL; | |
42 | private $defaultContainer = NULL; | |
43 | private $mapper = NULL; | |
44 | private $manager = NULL; | |
45 | private $browser = NULL; | |
46 | private $downloader = NULL; | |
47 | ||
48 | /** | |
49 | * The URL of the remote extensions repository | |
50 | * | |
51 | * @var string|FALSE | |
52 | */ | |
53 | private $_repoUrl = NULL; | |
54 | ||
55 | /** | |
56 | * @return CRM_Extension_System | |
57 | */ | |
58 | public static function singleton($fresh = FALSE) { | |
59 | if (! self::$singleton || $fresh) { | |
60 | if (self::$singleton) { | |
61 | self::$singleton = new CRM_Extension_System(self::$singleton->parameters); | |
62 | } else { | |
63 | self::$singleton = new CRM_Extension_System(); | |
64 | } | |
65 | } | |
66 | return self::$singleton; | |
67 | } | |
68 | ||
69 | public static function setSingleton(CRM_Extension_System $singleton) { | |
70 | self::$singleton = $singleton; | |
71 | } | |
72 | ||
73 | public function __construct($parameters = array()) { | |
74 | $config = CRM_Core_Config::singleton(); | |
75 | if (!array_key_exists('extensionsDir', $parameters)) { | |
76 | $parameters['extensionsDir'] = $config->extensionsDir; | |
77 | } | |
78 | if (!array_key_exists('extensionsURL', $parameters)) { | |
79 | $parameters['extensionsURL'] = $config->extensionsURL; | |
80 | } | |
81 | $this->parameters = $parameters; | |
82 | } | |
83 | ||
84 | /** | |
85 | * Get a container which represents all available extensions | |
86 | * | |
87 | * @return CRM_Extension_Container_Interface | |
88 | */ | |
89 | public function getFullContainer() { | |
90 | if ($this->fullContainer === NULL) { | |
91 | $containers = array(); | |
92 | ||
93 | if ($this->getDefaultContainer()) { | |
94 | $containers['default'] = $this->getDefaultContainer(); | |
95 | } | |
96 | ||
97 | $config = CRM_Core_Config::singleton(); | |
98 | global $civicrm_root; | |
99 | $containers['civiroot'] = new CRM_Extension_Container_Basic($civicrm_root, $config->resourceBase, $this->getCache(), 'civiroot'); | |
100 | ||
101 | // TODO: CRM_Extension_Container_Basic( /sites/all/modules ) | |
102 | // TODO: CRM_Extension_Container_Basic( /sites/$domain/modules | |
103 | // TODO: CRM_Extension_Container_Basic( /modules ) | |
104 | // TODO: CRM_Extension_Container_Basic( /vendors ) | |
105 | ||
106 | $this->fullContainer = new CRM_Extension_Container_Collection($containers, $this->getCache(), 'full'); | |
107 | } | |
108 | return $this->fullContainer; | |
109 | } | |
110 | ||
111 | /** | |
112 | * Get the container to which new extensions are installed | |
113 | * | |
114 | * This container should be a particular, writeable directory. | |
115 | * | |
70d331a6 | 116 | * @return CRM_Extension_Container_Default|FALSE (false if not configured) |
6a488035 TO |
117 | */ |
118 | public function getDefaultContainer() { | |
119 | if ($this->defaultContainer === NULL) { | |
120 | if ($this->parameters['extensionsDir']) { | |
70d331a6 | 121 | $this->defaultContainer = new CRM_Extension_Container_Default($this->parameters['extensionsDir'], $this->parameters['extensionsURL'], $this->getCache(), 'default'); |
6a488035 TO |
122 | } else { |
123 | $this->defaultContainer = FALSE; | |
124 | } | |
125 | } | |
126 | return $this->defaultContainer; | |
127 | } | |
128 | ||
129 | /** | |
130 | * Get the service which provides runtime information about extensions | |
131 | * | |
132 | * @return CRM_Extension_Mapper | |
133 | */ | |
134 | public function getMapper() { | |
135 | if ($this->mapper === NULL) { | |
136 | $this->mapper = new CRM_Extension_Mapper($this->getFullContainer(), $this->getCache(), 'mapper'); | |
137 | } | |
138 | return $this->mapper; | |
139 | } | |
140 | ||
141 | /** | |
142 | * Get the service for enabling and disabling extensions | |
143 | * | |
144 | * @return CRM_Extension_Manager | |
145 | */ | |
146 | public function getManager() { | |
147 | if ($this->manager === NULL) { | |
148 | $typeManagers = array( | |
149 | 'payment' => new CRM_Extension_Manager_Payment($this->getMapper()), | |
150 | 'report' => new CRM_Extension_Manager_Report(), | |
151 | 'search' => new CRM_Extension_Manager_Search(), | |
152 | 'module' => new CRM_Extension_Manager_Module($this->getMapper()), | |
153 | ); | |
154 | $this->manager = new CRM_Extension_Manager($this->getFullContainer(), $this->getDefaultContainer(), $this->getMapper(), $typeManagers); | |
155 | } | |
156 | return $this->manager; | |
157 | } | |
158 | ||
159 | /** | |
160 | * Get the service for finding remotely-available extensions | |
161 | * | |
162 | * @return CRM_Extension_Browser | |
163 | */ | |
164 | public function getBrowser() { | |
165 | if ($this->browser === NULL) { | |
166 | $cacheDir = NULL; | |
167 | if ($this->getDefaultContainer()) { | |
168 | $cacheDir = $this->getDefaultContainer()->getBaseDir() . DIRECTORY_SEPARATOR . 'cache'; | |
169 | } | |
170 | $this->browser = new CRM_Extension_Browser($this->getRepositoryUrl(), '', $cacheDir); | |
171 | } | |
172 | return $this->browser; | |
173 | } | |
174 | ||
175 | /** | |
176 | * Get the service for loading code from remotely-available extensions | |
177 | * | |
178 | * @return CRM_Extension_Downloader | |
179 | */ | |
180 | public function getDownloader() { | |
181 | if ($this->downloader === NULL) { | |
182 | $basedir = ($this->getDefaultContainer() ? $this->getDefaultContainer()->getBaseDir() : NULL); | |
183 | $this->downloader = new CRM_Extension_Downloader( | |
184 | $this->getManager(), | |
185 | $basedir, | |
186 | CRM_Utils_File::tempdir() // WAS: $config->extensionsDir . DIRECTORY_SEPARATOR . 'tmp'; | |
187 | ); | |
188 | } | |
189 | return $this->downloader; | |
190 | } | |
191 | ||
192 | /** | |
193 | * @return CRM_Utils_Cache_Interface | |
194 | */ | |
195 | public function getCache() { | |
196 | if ($this->cache === NULL) { | |
197 | if (defined('CIVICRM_DSN')) { | |
198 | $this->cache = new CRM_Utils_Cache_SqlGroup(array( | |
199 | 'group' => 'ext', | |
200 | 'prefetch' => TRUE, | |
201 | )); | |
202 | } else { | |
203 | $this->cache = new CRM_Utils_Cache_ArrayCache(array()); | |
204 | } | |
205 | } | |
206 | return $this->cache; | |
207 | } | |
208 | ||
209 | /** | |
210 | * Determine the URL which provides a feed of available extensions | |
211 | * | |
212 | * @return string|FALSE | |
213 | */ | |
214 | public function getRepositoryUrl() { | |
215 | if (empty($this->_repoUrl) && $this->_repoUrl !== FALSE) { | |
216 | $config = CRM_Core_Config::singleton(); | |
217 | $url = CRM_Core_BAO_Setting::getItem('Extension Preferences', 'ext_repo_url', NULL, CRM_Extension_Browser::DEFAULT_EXTENSIONS_REPOSITORY); | |
218 | ||
219 | // boolean false means don't try to check extensions | |
220 | // http://issues.civicrm.org/jira/browse/CRM-10575 | |
221 | if($url === false) { | |
222 | $this->_repoUrl = false; | |
223 | } | |
224 | else { | |
efceedd4 | 225 | $this->_repoUrl = CRM_Utils_System::evalUrl($url); |
6a488035 TO |
226 | } |
227 | } | |
228 | return $this->_repoUrl; | |
229 | } | |
230 | } |