You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
126 lines
4.5 KiB
126 lines
4.5 KiB
<?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/>.
|
|
|
|
|
|
/**
|
|
* @package core_tag
|
|
* @category tag
|
|
* @copyright 2007 Luiz Cruz <luiz.laydner@gmail.com>
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
|
|
require_once('../config.php');
|
|
require_once($CFG->dirroot . '/lib/weblib.php');
|
|
require_once($CFG->dirroot . '/blog/lib.php');
|
|
|
|
require_login();
|
|
|
|
if (empty($CFG->usetags)) {
|
|
print_error('tagsaredisabled', 'tag');
|
|
}
|
|
|
|
$tagid = optional_param('id', 0, PARAM_INT); // tag id
|
|
$tagname = optional_param('tag', '', PARAM_TAG); // tag
|
|
$tagareaid = optional_param('ta', 0, PARAM_INT); // Tag area id.
|
|
$exclusivemode = optional_param('excl', 0, PARAM_BOOL); // Exclusive mode (show entities in one tag area only).
|
|
$page = optional_param('page', 0, PARAM_INT); // Page to display.
|
|
$fromctx = optional_param('from', null, PARAM_INT);
|
|
$ctx = optional_param('ctx', null, PARAM_INT);
|
|
$rec = optional_param('rec', 1, PARAM_INT);
|
|
|
|
$edit = optional_param('edit', -1, PARAM_BOOL);
|
|
|
|
$systemcontext = context_system::instance();
|
|
|
|
if ($tagname) {
|
|
$tagcollid = optional_param('tc', 0, PARAM_INT);
|
|
if (!$tagcollid) {
|
|
// Tag name specified but tag collection was not. Try to guess it.
|
|
$tags = core_tag_tag::guess_by_name($tagname, '*');
|
|
if (count($tags) > 1) {
|
|
// This tag was found in more than one collection, redirect to search.
|
|
redirect(new moodle_url('/tag/search.php', array('query' => $tagname)));
|
|
} else if (count($tags) == 1) {
|
|
$tag = reset($tags);
|
|
}
|
|
} else {
|
|
if (!$tag = core_tag_tag::get_by_name($tagcollid, $tagname, '*')) {
|
|
redirect(new moodle_url('/tag/search.php', array('tc' => $tagcollid, 'query' => $tagname)));
|
|
}
|
|
}
|
|
} else if ($tagid) {
|
|
$tag = core_tag_tag::get($tagid, '*');
|
|
}
|
|
unset($tagid);
|
|
if (empty($tag)) {
|
|
redirect(new moodle_url('/tag/search.php'));
|
|
}
|
|
|
|
if ($ctx && ($context = context::instance_by_id($ctx, IGNORE_MISSING)) && $context->contextlevel >= CONTEXT_COURSE) {
|
|
list($context, $course, $cm) = get_context_info_array($context->id);
|
|
require_login($course, false, $cm, false, true);
|
|
} else {
|
|
$PAGE->set_context($systemcontext);
|
|
}
|
|
|
|
$tagcollid = $tag->tagcollid;
|
|
|
|
$PAGE->set_url($tag->get_view_url($exclusivemode, $fromctx, $ctx, $rec));
|
|
$PAGE->set_subpage($tag->id);
|
|
$tagnode = $PAGE->navigation->find('tags', null);
|
|
$tagnode->make_active();
|
|
$PAGE->set_pagelayout('standard');
|
|
$PAGE->set_blocks_editing_capability('moodle/tag:editblocks');
|
|
|
|
$buttons = '';
|
|
if (has_capability('moodle/tag:manage', context_system::instance())) {
|
|
$buttons .= $OUTPUT->single_button(new moodle_url('/tag/manage.php'),
|
|
get_string('managetags', 'tag'), 'GET');
|
|
}
|
|
if ($PAGE->user_allowed_editing()) {
|
|
if ($edit != -1) {
|
|
$USER->editing = $edit;
|
|
}
|
|
$buttons .= $OUTPUT->edit_button(clone($PAGE->url));
|
|
}
|
|
|
|
$PAGE->navbar->add($tagname);
|
|
$PAGE->set_title(get_string('tag', 'tag') .' - '. $tag->get_display_name());
|
|
$PAGE->set_heading($COURSE->fullname);
|
|
$PAGE->set_button($buttons);
|
|
|
|
// Find all areas in this collection and their items tagged with this tag.
|
|
$tagareas = core_tag_collection::get_areas($tagcollid);
|
|
if ($tagareaid) {
|
|
$tagareas = array_intersect_key($tagareas, array($tagareaid => 1));
|
|
}
|
|
if (!$tagareaid && count($tagareas) == 1) {
|
|
// Automatically set "exclusive" mode for tag collection with one tag area only.
|
|
$exclusivemode = 1;
|
|
}
|
|
$entities = array();
|
|
foreach ($tagareas as $ta) {
|
|
$entities[] = $tag->get_tag_index($ta, $exclusivemode, $fromctx, $ctx, $rec, $page);
|
|
}
|
|
$entities = array_filter($entities);
|
|
|
|
$tagrenderer = $PAGE->get_renderer('core', 'tag');
|
|
$pagecontents = $tagrenderer->tag_index_page($tag, array_filter($entities), $tagareaid,
|
|
$exclusivemode, $fromctx, $ctx, $rec, $page);
|
|
|
|
echo $OUTPUT->header();
|
|
echo $pagecontents;
|
|
echo $OUTPUT->footer();
|
|
|