function get_content()
{
global $CFG, $SITE, $COURSE, $USER;
if (empty($CFG->usetags)) {
$this->content->text = '';
return $this->content;
}
if (empty($this->config->numberoftags)) {
$this->config->numberoftags = 80;
}
if ($this->content !== NULL) {
return $this->content;
}
if (empty($this->instance)) {
$this->content = '';
return $this->content;
}
$this->content = new stdClass();
$this->content->footer = '';
/// Get a list of tags
require_once $CFG->dirroot . '/tag/lib.php';
$this->content->text = print_tag_cloud(popular_tags_count($this->config->numberoftags), false, 170, 70, true);
return $this->content;
}
require_once '../config.php';
require_once 'lib.php';
require_once $CFG->dirroot . '/lib/weblib.php';
global $CFG;
require_login();
if (empty($CFG->usetags)) {
error(get_string('tagsaredisabled', 'tag'));
}
$query = optional_param('query', '', PARAM_TEXT);
$page = optional_param('page', 0, PARAM_INT);
// which page to show
$perpage = optional_param('perpage', 18, PARAM_INT);
$navlinks = array();
$navlinks[] = array('name' => get_string('tags', 'tag'), 'link' => "{$CFG->wwwroot}/tag/search.php", 'type' => '');
$navigation = build_navigation($navlinks);
$systemcontext = get_context_instance(CONTEXT_SYSTEM);
if (has_capability('moodle/tag:manage', $systemcontext)) {
$manage_link = "<a href=\"{$CFG->wwwroot}/tag/manage.php\">" . get_string('managetags', 'tag') . "</a>";
}
print_header_simple(get_string('tags', 'tag'), '', $navigation, '', '', '', $manage_link);
print_heading(get_string('searchtags', 'tag'), '', 2);
print_tag_search_box();
if (!empty($query)) {
print_tag_search_results($query, $page, $perpage);
}
echo '<br/><br/>';
print_box_start('generalbox', 'big-tag-cloud-box');
print_tag_cloud(popular_tags_count(150), false, 170, 70);
print_box_end();
print_footer();
