d797e50f |
1 | <?PHP //$Id$ |
2 | |
3 | class block_tags extends block_base { |
4 | function init() { |
5 | $this->version = 2007082800; |
6 | $this->title = get_string('blocktagstitle', 'tag'); |
7 | } |
8 | |
9 | function instance_allow_multiple() { |
10 | return true; |
11 | } |
12 | |
13 | function has_config() { |
14 | return false; |
15 | } |
16 | |
17 | function applicable_formats() { |
18 | return array('all' => true, 'my' => false, 'tag' => false); |
19 | } |
20 | |
21 | function instance_allow_config() { |
22 | return true; |
23 | } |
24 | |
25 | function specialization() { |
26 | |
27 | // load userdefined title and make sure it's never empty |
28 | if (empty($this->config->title)) { |
29 | $this->title = get_string('blocktagstitle','tag'); |
30 | } else { |
31 | $this->title = $this->config->title; |
32 | } |
33 | } |
34 | |
35 | function get_content() { |
36 | |
37 | global $CFG, $SITE, $COURSE, $USER; |
38 | |
39 | if (empty($CFG->usetags)) { |
40 | $this->content->text = ''; |
41 | return $this->content; |
42 | } |
43 | |
44 | if (empty($this->config->numberoftags)) { |
45 | $this->config->numberoftags = 80; |
46 | } |
47 | |
48 | if ($this->content !== NULL) { |
49 | return $this->content; |
50 | } |
51 | |
52 | if (empty($this->instance)) { |
53 | $this->content = ''; |
54 | return $this->content; |
55 | } |
56 | |
57 | $this->content = new stdClass; |
58 | $this->content->footer = ''; |
59 | |
60 | /// Get a list of tags |
61 | |
62 | include($CFG->dirroot.'/tag/lib.php'); |
63 | |
64 | $this->content->text = print_tag_cloud(popular_tags_count($this->config->numberoftags), false, 170,70, true); |
65 | |
66 | return $this->content; |
67 | } |
68 | |
69 | function instance_config_print() { |
70 | global $CFG; |
71 | |
72 | /// set up the numberoftags select field |
73 | $numberoftags = array(); |
74 | for($i=1;$i<=200;$i++) $numberoftags[$i] = $i; |
75 | |
76 | if (is_file($CFG->dirroot .'/blocks/'. $this->name() .'/config_instance.html')) { |
77 | print_simple_box_start('center', '', '', 5, 'blockconfigglobal'); |
78 | include($CFG->dirroot .'/blocks/'. $this->name() .'/config_instance.html'); |
79 | print_simple_box_end(); |
80 | } else { |
81 | notice(get_string('blockconfigbad'), str_replace('blockaction=', 'dummy=', qualified_me())); |
82 | } |
83 | } |
84 | } |
85 | |
86 | ?> |