Proyectos de Subversion Moodle

<?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/>.

namespace mod_forum\output;

use renderable;

use renderer_base;

use templatable;

use moodle_url;

use help_icon;

use mod_forum\local\entities\forum as forum_entity;

/**

 * Render activity page for tertiary nav

 *

 * Render elements search forum, add new discussion button and subscribe all

 * to the page action.

 *

 * @package mod_forum

 * @copyright 2021 Sujith Haridasan <sujith@moodle.com>

 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class forum_actionbar implements renderable, templatable {

    /**

     * @var forum_entity $forum

     */

    private $forum;

    /**

     * @var \stdClass $course

     */

    private $course;

    /**

     * @var mixed $groupid

     */

    private $groupid;

    /**

     * @var string $search

     */

    private $search;

    /**

     * forum_actionbar constructor.

     *

     * @param forum_entity $forum The forum object.

     * @param \stdClass $course The course object.

     * @param int|null $groupid The group id.

     * @param string $search The search string.

     */

    public function __construct(forum_entity $forum, \stdClass $course, ?int $groupid, string $search) {

        $this->forum = $forum;

        $this->course = $course;

        $this->groupid = $groupid;

        $this->search = $search;

    }

    /**

     * Render the new discussion button.

     *

     * @return string HTML button

     */

    private function get_new_discussion_topic_button(): string {

        global $USER;

        $renderfactory = \mod_forum\local\container::get_renderer_factory();

        $discussionrenderer = $renderfactory->get_discussion_list_renderer($this->forum);

        return $discussionrenderer->render_new_discussion($USER, $this->groupid);

    }

    /**

     * Data for the template.

     *

     * @param renderer_base $output The render_base object.

     * @return array data for the template

     */

    public function export_for_template(renderer_base $output): array {

        global $USER;

        $actionurl = (new moodle_url('/mod/forum/search.php'))->out(false);

        $helpicon = new help_icon('search', 'core');

        $hiddenfields = [

            (object) ['name' => 'id', 'value' => $this->course->id],

        ];

        $shownewdiscussionbtn = '';

        if ($this->forum->get_type() !== 'single') {

            $shownewdiscussionbtn = $this->get_new_discussion_topic_button();

        }

        $data = [

            'action' => $actionurl,

            'hiddenfields' => $hiddenfields,

            'query' => $this->search,

            'helpicon' => $helpicon->export_for_template($output),

            'inputname' => 'search',

            'searchstring' => get_string('searchforums', 'mod_forum'),

            'newdiscussionbtn' => $shownewdiscussionbtn,

        ];

        $legacydatamapperfactory = \mod_forum\local\container::get_legacy_data_mapper_factory();

        $forumobject = $legacydatamapperfactory->get_forum_data_mapper()->to_legacy_object($this->forum);

        $context = $this->forum->get_context();

        $activeenrolled = is_enrolled($context, $USER, '', true);

        $canmanage = has_capability('mod/forum:managesubscriptions', $context);

        $cansubscribe = $activeenrolled && !($this->forum->get_subscription_mode() === FORUM_FORCESUBSCRIBE) &&

            (!($this->forum->get_subscription_mode() === FORUM_DISALLOWSUBSCRIBE) || $canmanage);

        if ($cansubscribe) {

            $returnurl =

                (new moodle_url('/mod/forum/view.php', ['id' => $this->forum->get_course_module_record()->id]))->out(false);

            if (!\mod_forum\subscriptions::is_subscribed($USER->id, $forumobject, null, $this->forum->get_course_module_record())) {

                $data['subscribetoforum'] = (new moodle_url(

                    '/mod/forum/subscribe.php',

                    ['id' => $forumobject->id, 'sesskey' => sesskey(), 'returnurl' => $returnurl]

                    ))->out(false);

            } else {

                $data['unsubscribefromforum'] = (new moodle_url(

                    '/mod/forum/subscribe.php',

                    ['id' => $forumobject->id, 'sesskey' => sesskey(), 'returnurl' => $returnurl]

                ))->out(false);

            }

        }

        return $data;

    }

}