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264 lines
10 KiB
264 lines
10 KiB
2 years ago
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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Managing tags, tag areas and tags collections
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*
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* @package core_tag
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* @copyright 2007 Luiz Cruz <luiz.laydner@gmail.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once('../config.php');
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require_once($CFG->libdir.'/tablelib.php');
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require_once('lib.php');
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require_once($CFG->libdir.'/adminlib.php');
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define('SHOW_ALL_PAGE_SIZE', 50000);
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define('DEFAULT_PAGE_SIZE', 30);
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$tagschecked = optional_param_array('tagschecked', array(), PARAM_INT);
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$tagid = optional_param('tagid', null, PARAM_INT);
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$isstandard = optional_param('isstandard', null, PARAM_INT);
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$action = optional_param('action', '', PARAM_ALPHA);
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$perpage = optional_param('perpage', DEFAULT_PAGE_SIZE, PARAM_INT);
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$page = optional_param('page', 0, PARAM_INT);
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$tagcollid = optional_param('tc', 0, PARAM_INT);
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$tagareaid = optional_param('ta', null, PARAM_INT);
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$filter = optional_param('filter', '', PARAM_NOTAGS);
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$params = array();
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if ($perpage != DEFAULT_PAGE_SIZE) {
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$params['perpage'] = $perpage;
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}
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if ($page > 0) {
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$params['page'] = $page;
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}
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if ($tagcollid) {
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$params['tc'] = $tagcollid;
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}
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if ($filter !== '') {
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$params['filter'] = $filter;
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}
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admin_externalpage_setup('managetags', '', $params, '', array('pagelayout' => 'report'));
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if (empty($CFG->usetags)) {
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print_error('tagsaredisabled', 'tag');
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}
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$tagobject = null;
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if ($tagid) {
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$tagobject = core_tag_tag::get($tagid, '*', MUST_EXIST);
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$tagcollid = $tagobject->tagcollid;
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}
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$tagcoll = core_tag_collection::get_by_id($tagcollid);
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$tagarea = core_tag_area::get_by_id($tagareaid);
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$manageurl = new moodle_url('/tag/manage.php');
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if ($tagcoll) {
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// We are inside a tag collection - add it to the breadcrumb.
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$PAGE->navbar->add(core_tag_collection::display_name($tagcoll),
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new moodle_url($manageurl, array('tc' => $tagcoll->id)));
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}
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$PAGE->set_blocks_editing_capability('moodle/tag:editblocks');
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switch($action) {
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case 'colladd':
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require_sesskey();
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$name = required_param('name', PARAM_NOTAGS);
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$searchable = optional_param('searchable', false, PARAM_BOOL);
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core_tag_collection::create(array('name' => $name, 'searchable' => $searchable));
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redirect($manageurl);
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break;
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case 'colldelete':
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if ($tagcoll && !$tagcoll->component) {
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require_sesskey();
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core_tag_collection::delete($tagcoll);
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\core\notification::success(get_string('changessaved', 'core_tag'));
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}
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redirect($manageurl);
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break;
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case 'collmoveup':
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if ($tagcoll) {
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require_sesskey();
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core_tag_collection::change_sortorder($tagcoll, -1);
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redirect($manageurl, get_string('changessaved', 'core_tag'), null, \core\output\notification::NOTIFY_SUCCESS);
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}
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redirect($manageurl);
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break;
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case 'collmovedown':
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if ($tagcoll) {
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require_sesskey();
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core_tag_collection::change_sortorder($tagcoll, 1);
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redirect($manageurl, get_string('changessaved', 'core_tag'), null, \core\output\notification::NOTIFY_SUCCESS);
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}
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redirect($manageurl);
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break;
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case 'delete':
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if ($tagid) {
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require_sesskey();
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core_tag_tag::delete_tags(array($tagid));
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\core\notification::success(get_string('deleted', 'core_tag'));
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}
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redirect($PAGE->url);
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break;
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case 'bulk':
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if (optional_param('bulkdelete', null, PARAM_RAW) !== null) {
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if ($tagschecked) {
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require_sesskey();
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core_tag_tag::delete_tags($tagschecked);
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\core\notification::success(get_string('deleted', 'core_tag'));
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}
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redirect($PAGE->url);
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} else if (optional_param('bulkcombine', null, PARAM_RAW) !== null) {
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$tags = core_tag_tag::get_bulk($tagschecked, '*');
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if (count($tags) > 1) {
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require_sesskey();
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if (($maintag = optional_param('maintag', 0, PARAM_INT)) && array_key_exists($maintag, $tags)) {
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$tag = $tags[$maintag];
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} else {
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$tag = array_shift($tags);
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}
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$tag->combine_tags($tags);
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\core\notification::success(get_string('combined', 'core_tag'));
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}
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redirect($PAGE->url);
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}
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break;
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case 'renamecombine':
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// Allows to rename the tag and if the tag with the new name already exists these tags will be combined.
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if ($tagid && ($newname = required_param('newname', PARAM_TAG))) {
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require_sesskey();
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$tag = core_tag_tag::get($tagid, '*', MUST_EXIST);
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$targettag = core_tag_tag::get_by_name($tag->tagcollid, $newname, '*');
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if ($targettag) {
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$targettag->combine_tags(array($tag));
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\core\notification::success(get_string('combined', 'core_tag'));
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} else {
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$tag->update(array('rawname' => $newname));
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\core\notification::success(get_string('changessaved', 'core_tag'));
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}
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}
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redirect($PAGE->url);
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break;
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case 'addstandardtag':
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require_sesskey();
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$tagobjects = array();
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if ($tagcoll) {
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$tagslist = optional_param('tagslist', '', PARAM_RAW);
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$newtags = preg_split('/\s*,\s*/', trim($tagslist), -1, PREG_SPLIT_NO_EMPTY);
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$tagobjects = core_tag_tag::create_if_missing($tagcoll->id, $newtags, true);
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}
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foreach ($tagobjects as $tagobject) {
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if (!$tagobject->isstandard) {
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$tagobject->update(array('isstandard' => 1));
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}
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}
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redirect($PAGE->url, $tagobjects ? get_string('added', 'core_tag') : null,
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null, \core\output\notification::NOTIFY_SUCCESS);
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break;
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}
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echo $OUTPUT->header();
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if (!$tagcoll) {
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// Tag collection is not specified. Display the overview of tag collections and tag areas.
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$tagareastable = new core_tag_areas_table($manageurl);
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$colltable = new core_tag_collections_table($manageurl);
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echo $OUTPUT->heading(get_string('tagcollections', 'core_tag') . $OUTPUT->help_icon('tagcollection', 'tag'), 3);
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echo html_writer::table($colltable);
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$url = new moodle_url($manageurl, array('action' => 'colladd'));
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echo html_writer::div(html_writer::link('#', get_string('addtagcoll', 'tag'), array('data-url' => $url)),
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'mdl-right addtagcoll');
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echo $OUTPUT->heading(get_string('tagareas', 'core_tag'), 3);
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echo html_writer::table($tagareastable);
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$PAGE->requires->js_call_amd('core/tag', 'initManageCollectionsPage', array());
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echo $OUTPUT->footer();
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exit;
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}
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// Tag collection is specified. Manage tags in this collection.
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echo $OUTPUT->heading(core_tag_collection::display_name($tagcoll));
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// Form to filter tags.
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print('<form class="tag-filter-form" method="get" action="'.$CFG->wwwroot.'/tag/manage.php">');
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print('<div class="tag-management-form generalbox"><label class="accesshide" for="id_tagfilter">'. get_string('search') .'</label>'.
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'<input type="hidden" name="tc" value="'.$tagcollid.'" />'.
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'<input type="hidden" name="perpage" value="'.$perpage.'" />'.
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'<input id="id_tagfilter" name="filter" type="text" value=' . s($filter) . '>'.
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'<input value="'. s(get_string('search')) .'" type="submit" class="btn btn-secondary"> '.
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($filter !== '' ? html_writer::link(new moodle_url($PAGE->url, array('filter' => null)),
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get_string('resetfilter', 'tag'), array('class' => 'resetfilterlink')) : '').
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'</div>');
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print('</form>');
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// Link to add an standard tags.
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$img = $OUTPUT->pix_icon('t/add', '');
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echo '<div class="addstandardtags visibleifjs">' .
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html_writer::link('#', $img . get_string('addotags', 'tag'), array('data-action' => 'addstandardtag')) .
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'</div>';
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$table = new core_tag_manage_table($tagcollid);
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echo '<form class="tag-management-form" method="post" action="'.$CFG->wwwroot.'/tag/manage.php">';
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echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'tc', 'value' => $tagcollid));
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echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey()));
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echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'action', 'value' => 'bulk'));
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echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'perpage', 'value' => $perpage));
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echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'page', 'value' => $page));
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echo $table->out($perpage, true);
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if ($table->rawdata) {
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echo html_writer::start_tag('p');
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echo html_writer::tag('button', get_string('deleteselected', 'tag'),
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array('id' => 'tag-management-delete', 'type' => 'submit',
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'class' => 'tagdeleteselected btn btn-secondary', 'name' => 'bulkdelete'));
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echo html_writer::tag('button', get_string('combineselected', 'tag'),
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array('id' => 'tag-management-combine', 'type' => 'submit',
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'class' => 'tagcombineselected btn btn-secondary', 'name' => 'bulkcombine'));
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echo html_writer::end_tag('p');
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}
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echo '</form>';
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$totalcount = $table->totalcount;
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if ($perpage == SHOW_ALL_PAGE_SIZE) {
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echo html_writer::start_tag('div', array('id' => 'showall'));
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$params = array('perpage' => DEFAULT_PAGE_SIZE, 'page' => 0);
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$url = new moodle_url($PAGE->url, $params);
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echo html_writer::link($url, get_string('showperpage', '', DEFAULT_PAGE_SIZE));
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echo html_writer::end_tag('div');
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} else if ($totalcount > 0 and $perpage < $totalcount) {
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echo html_writer::start_tag('div', array('id' => 'showall'));
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$params = array('perpage' => SHOW_ALL_PAGE_SIZE, 'page' => 0);
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$url = new moodle_url($PAGE->url, $params);
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echo html_writer::link($url, get_string('showall', '', $totalcount));
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echo html_writer::end_tag('div');
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}
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echo $OUTPUT->footer();
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