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/>.

/**

 * This file contains form for bulk changing user enrolments.

 *

 * @package    core_enrol

 * @copyright  2011 Sam Hemelryk

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

 */

defined('MOODLE_INTERNAL') || die();

require_once("$CFG->libdir/formslib.php");

/**

 * A base class that can be used to easily construct a form for use with bulk operations

 *

 * @copyright 2011 Sam Hemelryk

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

 */

abstract class enrol_bulk_enrolment_change_form extends moodleform {

    /**

     * Defines the standard structure of the form

     */

    protected function definition() {

        $form = $this->_form;

        $users = $this->_customdata['users'];

        $statusoptions = $this->get_status_options();

        $form->addElement('html', $this->get_users_table($users, $statusoptions));

        $form->addElement('select', 'status', get_string('alterstatus', 'enrol_manual'), $statusoptions, array('optional' => true));

        $form->addElement('date_time_selector', 'timestart', get_string('altertimestart', 'enrol_manual'), array('optional' => true));

        $form->addElement('date_time_selector', 'timeend', get_string('altertimeend', 'enrol_manual'), array('optional' => true));

        $this->add_action_buttons();

    }

    /**

     * Returns an array of status options

     * @return array

     */

    protected function get_status_options() {

        return array(-1                   => get_string('nochange', 'enrol'),

                     ENROL_USER_ACTIVE    => get_string('participationactive', 'enrol'),

                     ENROL_USER_SUSPENDED => get_string('participationsuspended', 'enrol'));

    }

    /**

     * Generates an HTML table to display the users being affected by the bulk change.

     *

     * @param array $users

     * @param array $statusoptions

     * @return string

     */

    protected function get_users_table(array $users, array $statusoptions) {

        $table = new html_table();

        $table->head = array(

            get_string('name'),

            get_string('participationstatus', 'enrol'),

            get_string('enroltimestart', 'enrol'),

            get_string('enroltimeend', 'enrol'),

        );

        $table->data = array();

        foreach ($users as $user) {

            foreach ($user->enrolments as $enrolment) {

                $input = html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'bulkuser[]', 'value' => $user->id));

                $table->data[] = array(

                    fullname($user).$input,

                    $statusoptions[$enrolment->status],

                    (!empty($enrolment->timestart))?userdate($enrolment->timestart):'',

                    (!empty($enrolment->timeend))?userdate($enrolment->timeend):'',

                );

            }

        }

        return html_writer::table($table);

    }

}

/**

 * A convenience class to allow the quick generation of a confirmation form for a bulk operation.

 * @copyright 2011 Sam Hemelryk

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

 */

abstract class enrol_bulk_enrolment_confirm_form extends enrol_bulk_enrolment_change_form {

    /**

     * Defines the standard structure of the form

     */

    protected function definition() {

        $form = $this->_form;

        $users = $this->_customdata['users'];

        $title = $this->_customdata['title'];

        $message = $this->_customdata['message'];

        $button = $this->_customdata['button'];

        $form->addElement('html', $this->get_users_table($users, $this->get_status_options()));

        $form->addElement('header', 'ebecf_header', $title);

        $form->addElement('html', html_writer::tag('p', $message));

        $this->add_action_buttons(true, $button);

    }

}