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/>.

use core\output\html_writer;

use core\user;

/**

 * Mentees block.

 *

 * @package    block_mentees

 * @copyright  1999 onwards Martin Dougiamas (http://dougiamas.com)

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

 */

class block_mentees extends block_base {

    function init() {

        $this->title = get_string('pluginname', 'block_mentees');

    }

    function applicable_formats() {

        return array('all' => true, 'tag' => false);

    }

    function specialization() {

        $this->title = isset($this->config->title) ? $this->config->title : get_string('newmenteesblock', 'block_mentees');

    }

    function instance_allow_multiple() {

        return true;

    }

    function get_content() {

        global $USER, $DB;

        if ($this->content !== NULL) {

            return $this->content;

        }

        $this->content = new stdClass();

        // get all the mentees, i.e. users you have a direct assignment to

        $userfieldsapi = \core_user\fields::for_name();

        $userfieldssql = $userfieldsapi->get_sql('u', false, '', '', false);

        [$usersort] = users_order_by_sql('u', null, $this->context, $userfieldssql->mappings);

        if ($users = $DB->get_records_sql("SELECT u.id, $userfieldssql->selects

                                                    FROM {role_assignments} ra, {context} c, {user} u

                                                   WHERE ra.userid = ?

                                                         AND ra.contextid = c.id

                                                         AND c.instanceid = u.id

                                                         AND c.contextlevel = ?

                                                   ORDER BY $usersort", [$USER->id, CONTEXT_USER])) {

            $this->content->text = '<ul>';

            foreach ($users as $user) {

                $userprofileurl = user::get_profile_url($user);

                $userfullname = user::get_fullname($user, $this->context);

                $this->content->text .= '<li>' . html_writer::link($userprofileurl, $userfullname) . '</li>';

            }

            $this->content->text .= '</ul>';

        }

        $this->content->footer = '';

        return $this->content;

    }

    /**

     * Returns true if the block can be docked.

     * The mentees block can only be docked if it has a non-empty title.

     * @return bool

     */

    public function instance_can_be_docked() {

        return parent::instance_can_be_docked() && isset($this->config->title) && !empty($this->config->title);

    }

    /**

     * Return the plugin config settings for external functions.

     *

     * @return stdClass the configs for both the block instance and plugin

     * @since Moodle 3.8

     */

    public function get_config_for_external() {

        // Return all settings for all users since it is safe (no private keys, etc..).

        $configs = !empty($this->config) ? $this->config : new stdClass();

        return (object) [

            'instance' => $configs,

            'plugin' => new stdClass(),

        ];

    }

}