forked from moodle/moodle
-
Notifications
You must be signed in to change notification settings - Fork 0
/
filter.php
86 lines (75 loc) · 2.85 KB
/
filter.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
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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.
//
// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Censorship filtering
*
* This very simple example of a Text Filter will parse
* printed text, blacking out words perceived to be bad
*
* @package filter
* @subpackage censor
* @copyright 2004 onwards Martin Dougiamas {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
//////////////////////////////////////////////////////////////
// Censorship filtering
//
// This very simple example of a Text Filter will parse
// printed text, blacking out words perceived to be bad
//
// The list of words is in the lang/xx/moodle.php
//
//////////////////////////////////////////////////////////////
class filter_censor extends moodle_text_filter {
private function _canseecensor() {
return is_siteadmin(); //TODO: add proper access control
}
function hash(){
$cap = "mod/filter:censor";
if (is_siteadmin()) { //TODO: add proper access control
$cap = "mod/filter:seecensor";
}
return $cap;
}
function filter($text, array $options = array()){
static $words;
global $CFG;
if (!isset($CFG->filter_censor_badwords)) {
set_config( 'filter_censor_badwords','' );
}
if (empty($words)) {
$words = array();
if (empty($CFG->filter_censor_badwords)) {
$badwords = explode(',',get_string('badwords', 'filter_censor'));
}
else {
$badwords = explode(',', $CFG->filter_censor_badwords);
}
foreach ($badwords as $badword) {
$badword = trim($badword);
if($this->_canseecensor()){
$words[] = new filterobject($badword, '<span class="censoredtexthighlight" title="'.$badword.'">', '</span>',
false, false, $badword);
} else {
$words[] = new filterobject($badword, '<span class="censoredtext" title="'.$badword.'">',
'</span>', false, false, str_pad('',strlen($badword),'*'));
}
}
}
return filter_phrases($text, $words);
}
}