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addinstance_form.php
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addinstance_form.php
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<?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/>.
/**
* Form to add an instance of enrol_mnet plugin
*
* @package enrol_mnet
* @copyright 2010 David Mudrak <david@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once("$CFG->libdir/formslib.php");
class enrol_mnet_addinstance_form extends moodleform {
function definition() {
global $CFG, $DB;
$mform = $this->_form;
$course = $this->_customdata['course'];
$enrol = $this->_customdata['enrol'];
$service = $this->_customdata['service'];
$coursecontext = context_course::instance($course->id);
$subscribers = $service->get_remote_subscribers();
$hosts = array(0 => get_string('remotesubscribersall', 'enrol_mnet'));
foreach ($subscribers as $hostid => $subscriber) {
$hosts[$hostid] = $subscriber->appname.': '.$subscriber->hostname.' ('.$subscriber->hosturl.')';
}
$roles = get_assignable_roles($coursecontext);
$mform->addElement('header','general', get_string('pluginname', 'enrol_mnet'));
$mform->addElement('select', 'hostid', get_string('remotesubscriber', 'enrol_mnet'), $hosts);
$mform->addHelpButton('hostid', 'remotesubscriber', 'enrol_mnet');
$mform->addRule('hostid', get_string('required'), 'required', null, 'client');
$mform->addElement('select', 'roleid', get_string('roleforremoteusers', 'enrol_mnet'), $roles);
$mform->addHelpButton('roleid', 'roleforremoteusers', 'enrol_mnet');
$mform->addRule('roleid', get_string('required'), 'required', null, 'client');
$mform->setDefault('roleid', $enrol->get_config('roleid'));
$mform->addElement('text', 'name', get_string('instancename', 'enrol_mnet'));
$mform->addHelpButton('name', 'instancename', 'enrol_mnet');
$mform->setType('name', PARAM_TEXT);
$mform->addElement('hidden', 'id', null);
$mform->setType('id', PARAM_INT);
$this->add_action_buttons();
$this->set_data(array('id'=>$course->id));
}
/**
* Do not allow multiple instances for single remote host
*
* @param array $data raw form data
* @param array $files
* @return array of errors
*/
function validation($data, $files) {
global $DB;
$errors = array();
if ($DB->record_exists('enrol', array('enrol' => 'mnet', 'courseid' => $data['id'], 'customint1' => $data['hostid']))) {
$errors['hostid'] = get_string('error_multiplehost', 'enrol_mnet');
}
return $errors;
}
}