enrol_invitation/edit_form.php at master · liip-elearning/enrol_invitation · GitHub

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<?php

// This file is not a part of Moodle - http://moodle.org/
// This is a none core contributed module.
//
// This 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.
//
// This 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.
//
// The GNU General Public License
// can be see at <http://www.gnu.org/licenses/>.

/**
 * Adds new instance of enrol_invitation to specified course
 * or edits current instance.
 *
 * @package    enrol
 * @subpackage invitation
 * @copyright  2011 Jerome Mouneyrac {@link http://www.moodleitandme.com}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

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

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

class enrol_invitation_edit_form extends moodleform {

    function definition() {
        $mform = $this->_form;

        list($instance, $plugin, $context) = $this->_customdata;

        $mform->addElement('header', 'header', get_string('pluginname', 'enrol_invitation'));

        $mform->addElement('text', 'name', get_string('custominstancename', 'enrol'));
        $mform->setType('name', PARAM_NOTAGS);

        $options = array(ENROL_INSTANCE_ENABLED  => get_string('yes'),
                         ENROL_INSTANCE_DISABLED => get_string('no'));
        $mform->addElement('select', 'status', get_string('status', 'enrol_invitation'), $options);
        $mform->setDefault('status', $plugin->get_config('status'));

        //max invitation per day
        $mform->addElement('text', 'customint1', get_string('maxinviteperday', 'enrol_invitation'));
        $mform->setType('customint1', PARAM_INT);
        $mform->addHelpButton('customint1', 'maxinviteperday', 'enrol_invitation');
        $maxinviteperday = $plugin->get_config('customint1');

        if ($instance->id) {
            $roles = get_default_enrol_roles($context, $instance->roleid);
        } else {
            $roles = get_default_enrol_roles($context, $plugin->get_config('roleid'));
        }
        $mform->addElement('select', 'roleid', get_string('assignrole', 'enrol_invitation'), $roles);
        $mform->setDefault('roleid', $plugin->get_config('roleid'));

        $mform->addElement('duration', 'enrolperiod', get_string('enrolperiod', 'enrol_invitation'), array('optional' => true, 'defaultunit' => 86400));
        $mform->setDefault('enrolperiod', $plugin->get_config('enrolperiod'));
        $mform->addHelpButton('enrolperiod', 'enrolperiod', 'enrol_invitation');

        $mform->addElement('date_selector', 'enrolstartdate', get_string('enrolstartdate', 'enrol_invitation'), array('optional' => true));
        $mform->setDefault('enrolstartdate', 0);
        $mform->addHelpButton('enrolstartdate', 'enrolstartdate', 'enrol_invitation');

        $mform->addElement('date_selector', 'enrolenddate', get_string('enrolenddate', 'enrol_invitation'), array('optional' => true));
        $mform->setDefault('enrolenddate', 0);
        $mform->addHelpButton('enrolenddate', 'enrolenddate', 'enrol_invitation');

        $mform->addElement('hidden', 'id');
        $mform->setType('id', PARAM_INT);
        $mform->addElement('hidden', 'courseid');
        $mform->setType('courseid', PARAM_INT);

        $this->add_action_buttons(true, ($instance->id ? null : get_string('addinstance', 'enrol')));

        $this->set_data($instance);
    }

    function validation($data, $files) {
        global $DB, $CFG;
        $errors = parent::validation($data, $files);

        list($instance, $plugin, $context) = $this->_customdata;

        if ($data['status'] == ENROL_INSTANCE_ENABLED) {
            if (!empty($data['enrolenddate']) and $data['enrolenddate'] < $data['enrolstartdate']) {
                $errors['enrolenddate'] = get_string('enrolenddaterror', 'enrol_invitation');
            }
        }

        if ($data['customint1'] != clean_param($data['customint1'], PARAM_INT)) {
            $errors['customint1'] = get_string('maxinviteerror', 'enrol_invitation');
        }

        return $errors;
    }
}