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3c60ccca RB |
1 | <?php |
2 | /*************************************************************************** | |
12262f13 | 3 | * Copyright (C) 2003-2011 Polytechnique.org * |
3c60ccca RB |
4 | * http://opensource.polytechnique.org/ * |
5 | * * | |
6 | * This program is free software; you can redistribute it and/or modify * | |
7 | * it under the terms of the GNU General Public License as published by * | |
8 | * the Free Software Foundation; either version 2 of the License, or * | |
9 | * (at your option) any later version. * | |
10 | * * | |
11 | * This program is distributed in the hope that it will be useful, * | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
14 | * GNU General Public License for more details. * | |
15 | * * | |
16 | * You should have received a copy of the GNU General Public License * | |
17 | * along with this program; if not, write to the Free Software * | |
18 | * Foundation, Inc., * | |
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * | |
20 | ***************************************************************************/ | |
21 | ||
22 | class ProfileVisibility | |
23 | { | |
24 | static private $v_values = array(self::VIS_PUBLIC => array(self::VIS_PUBLIC), | |
25 | self::VIS_AX => array(self::VIS_AX, self::VIS_PUBLIC), | |
26 | self::VIS_PRIVATE => array(self::VIS_PRIVATE, self::VIS_AX, self::VIS_PUBLIC)); | |
27 | ||
28 | const VIS_PUBLIC = 'public'; | |
29 | const VIS_AX = 'ax'; | |
30 | const VIS_PRIVATE = 'private'; | |
31 | ||
32 | private $level; | |
33 | ||
b3d5464e | 34 | public function __construct($level = null, $force = false) |
3c60ccca | 35 | { |
b3d5464e SJ |
36 | if ($force) { |
37 | $this->forceLevel($level); | |
38 | } else { | |
39 | $this->setLevel($level); | |
40 | } | |
3c60ccca RB |
41 | } |
42 | ||
43 | public function setLevel($level = self::VIS_PUBLIC) | |
44 | { | |
45 | if ($level != null && $level != self::VIS_PRIVATE && $level != self::VIS_AX && $level != self::VIS_PUBLIC) { | |
46 | Platal::page()->kill("Invalid visibility: " . $level); | |
47 | } | |
48 | ||
49 | // Unlogged or not allowed to view directory_ax or requesting public | |
50 | // => public view | |
51 | if (!S::logged() || !S::user()->checkPerms('directory_ax') || $level == self::VIS_PUBLIC) { | |
52 | $level = self::VIS_PUBLIC; | |
53 | // Not allowed to view directory_private or requesting ax | |
54 | } else if (!S::user()->checkPerms('directory_private') || $level == self::VIS_AX) { | |
55 | $level = self::VIS_AX; | |
56 | } else { | |
57 | $level = self::VIS_PRIVATE; | |
58 | } | |
59 | ||
60 | if ($this->level == null || $this->level == self::VIS_PRIVATE) { | |
61 | $this->level = $level; | |
62 | } else if ($this->level == self::VIS_AX && $level == self::VIS_PRIVATE) { | |
63 | return; | |
64 | } else { | |
65 | $this->level = self::VIS_PUBLIC; | |
66 | } | |
67 | } | |
68 | ||
b3d5464e SJ |
69 | public function forceLevel($level) |
70 | { | |
71 | if ($level != self::VIS_PRIVATE && $level != self::VIS_AX && $level != self::VIS_PUBLIC) { | |
72 | Platal::page()->kill('Invalid visibility: ' . $level); | |
73 | } | |
74 | ||
75 | $this->level = $level; | |
76 | } | |
77 | ||
3c60ccca RB |
78 | public function level() |
79 | { | |
80 | if ($this->level == null) { | |
81 | return self::VIS_PUBLIC; | |
82 | } else { | |
83 | return $this->level; | |
84 | } | |
85 | } | |
86 | ||
87 | public function levels() | |
88 | { | |
89 | return self::$v_values[$this->level()]; | |
90 | } | |
91 | ||
92 | public function isVisible($visibility) | |
93 | { | |
94 | return in_array($visibility, $this->levels()); | |
95 | } | |
b3d5464e SJ |
96 | |
97 | static public function comparePublicity($a, $b) | |
98 | { | |
99 | $a_pub = new ProfileVisibility($a['pub'], true); | |
100 | $b_pub = new ProfileVisibility($b['pub'], true); | |
101 | ||
102 | return !$a_pub->isVisible($b_pub->level()); | |
103 | } | |
3c60ccca RB |
104 | } |
105 | ||
106 | ||
107 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: | |
108 | ?> |