Commit | Line | Data |
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7cca6eec | 1 | <?php |
2 | /* | |
4a28e567 | 3 | * Copyright (C) 2003-2008 Polytechnique.org |
7cca6eec | 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
21 | ||
22 | /** class for describing flags | |
23 | */ | |
113f6de8 | 24 | class PlFlagSet |
2b1ee50b | 25 | { |
113f6de8 FB |
26 | /** string that holds the PlFlagSet */ |
27 | private $values = array(); | |
7cca6eec | 28 | |
2b1ee50b | 29 | /** the boundary between flags */ |
113f6de8 | 30 | private $sep; |
7cca6eec | 31 | |
32 | ||
2b1ee50b | 33 | /** set flag |
34 | * @param $flags services FROM coupures | |
35 | * @return VOID | |
36 | */ | |
113f6de8 | 37 | public function __construct($flags = '', $sep = ',') |
2b1ee50b | 38 | { |
113f6de8 FB |
39 | $this->sep = $sep; |
40 | $splitted = explode($sep, $flags); | |
41 | foreach ($splitted as $part) { | |
42 | $this->values[$part] = true; | |
43 | } | |
2b1ee50b | 44 | } |
7cca6eec | 45 | |
46 | ||
2b1ee50b | 47 | /** add flag |
48 | * @param $flag XXX | |
49 | * @return VOID | |
50 | */ | |
eaf30d86 | 51 | public function addFlag($flag) |
2b1ee50b | 52 | { |
113f6de8 FB |
53 | if (empty($flag)) { |
54 | return; | |
2b1ee50b | 55 | } |
113f6de8 | 56 | $this->values[$flag] = true; |
7cca6eec | 57 | } |
7cca6eec | 58 | |
59 | ||
2b1ee50b | 60 | /** test si flag ou pas |
61 | * @param $flag XXX | |
62 | * @return 1 || 0 | |
63 | */ | |
eaf30d86 | 64 | public function hasFlag($flag) |
2b1ee50b | 65 | { |
113f6de8 | 66 | return !empty($flag) && isset($this->values[$flag]) && $this->values[$flag]; |
7cca6eec | 67 | } |
7cca6eec | 68 | |
aa5836d7 | 69 | /** test flag combination |
70 | */ | |
71 | public function hasFlagCombination($flag) | |
72 | { | |
73 | $perms = explode(',', $flag); | |
74 | foreach ($perms as $perm) | |
eaf30d86 PH |
75 | { |
76 | $ok = true; | |
aa5836d7 | 77 | $rights = explode(':', $perm); |
78 | foreach ($rights as $right) { | |
79 | if (($right{0} == '!' && $this->hasFlag(substr($right, 1))) || !$this->hasFlag($right)) { | |
80 | $ok = false; | |
81 | } | |
82 | } | |
83 | if ($ok) { | |
84 | return true; | |
eaf30d86 | 85 | } |
aa5836d7 | 86 | } |
eaf30d86 | 87 | return false; |
aa5836d7 | 88 | } |
7cca6eec | 89 | |
2b1ee50b | 90 | /** remove flag |
91 | * @param $flag XXX | |
92 | * @return VOID | |
93 | */ | |
eaf30d86 | 94 | public function rmFlag($flag) |
2b1ee50b | 95 | { |
113f6de8 FB |
96 | if (empty($flag)) { |
97 | return; | |
98 | } | |
99 | if (isset($this->values[$flag])) { | |
100 | unset($this->values[$flag]); | |
2b1ee50b | 101 | } |
7cca6eec | 102 | } |
7cca6eec | 103 | |
113f6de8 FB |
104 | |
105 | /** return the PlFlagSet | |
bf517daf | 106 | */ |
107 | public function flags() | |
108 | { | |
113f6de8 FB |
109 | $flags = ''; |
110 | foreach ($this->values as $key=>$value) { | |
111 | if (!empty($flags)) { | |
112 | $flags .= $this->sep; | |
113 | } | |
114 | if ($value) { | |
115 | $flags .= $key; | |
116 | } | |
117 | } | |
118 | return $flags; | |
bf517daf | 119 | } |
eaf30d86 | 120 | } |
7cca6eec | 121 | |
a7de4ef7 | 122 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |
7cca6eec | 123 | ?> |