6c5c0a23af52ea2709c2483ca66965a3f7d2750a
[lhc/web/wiklou.git] / includes / context / IContextSource.php
1 <?php
2 /**
3 * Request-dependant objects containers.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
19 *
20 * @since 1.18
21 *
22 * @author Happy-melon
23 * @file
24 */
25
26 /**
27 * Interface for objects which can provide a context on request.
28 */
29 interface IContextSource {
30 /**
31 * Get the WebRequest object
32 *
33 * @return WebRequest
34 */
35 public function getRequest();
36
37 /**
38 * Get the Title object
39 *
40 * @return Title
41 */
42 public function getTitle();
43
44 /**
45 * Check whether a WikiPage object can be get with getWikiPage().
46 * Callers should expect that an exception is thrown from getWikiPage()
47 * if this method returns false.
48 *
49 * @since 1.19
50 * @return bool
51 */
52 public function canUseWikiPage();
53
54 /**
55 * Get the WikiPage object.
56 * May throw an exception if there's no Title object set or the Title object
57 * belongs to a special namespace that doesn't have WikiPage, so use first
58 * canUseWikiPage() to check whether this method can be called safely.
59 *
60 * @since 1.19
61 * @return WikiPage
62 */
63 public function getWikiPage();
64
65 /**
66 * Get the OutputPage object
67 *
68 * @return OutputPage
69 */
70 public function getOutput();
71
72 /**
73 * Get the User object
74 *
75 * @return User
76 */
77 public function getUser();
78
79 /**
80 * Get the Language object
81 *
82 * @deprecated since 1.19 Use getLanguage instead
83 * @return Language
84 */
85 public function getLang();
86
87 /**
88 * Get the Language object
89 *
90 * @return Language
91 * @since 1.19
92 */
93 public function getLanguage();
94
95 /**
96 * Get the Skin object
97 *
98 * @return Skin
99 */
100 public function getSkin();
101
102 /**
103 * Get the site configuration
104 *
105 * @since 1.23
106 * @return SiteConfiguration
107 */
108 public function getConfig();
109
110 /**
111 * Get a Message object with context set
112 *
113 * @return Message
114 */
115 public function msg();
116
117 /**
118 * Export the resolved user IP, HTTP headers, user ID, and session ID.
119 * The result will be reasonably sized to allow for serialization.
120 *
121 * @return Array
122 * @since 1.21
123 */
124 public function exportSession();
125 }