hub MDL-19309 new site registration form + course publication + community block

[moodle.git] / admin / registration / register.php

<?php
///////////////////////////////////////////////////////////////////////////
//                                                                       //
// This file is part of Moodle - http://moodle.org/                      //
// Moodle - Modular Object-Oriented Dynamic Learning Environment         //
//                                                                       //
// 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/>.       //
//                                                                       //
///////////////////////////////////////////////////////////////////////////

/*
 * @package    moodle
 * @subpackage registration
 * @author     Jerome Mouneyrac <jerome@mouneyrac.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
 * @copyright  (C) 1999 onwards Martin Dougiamas  http://dougiamas.com
 *
 * This page displays the site registration form.
 * It handles redirection to the hub to continue the registration workflow process.
 * It also handles update operation by web service.
*/


require_once('../../config.php');
require_once($CFG->libdir.'/adminlib.php');
require_once($CFG->dirroot.'/admin/registration/forms.php');
require_once($CFG->dirroot.'/webservice/lib.php');
require_once($CFG->dirroot.'/lib/hublib.php');

admin_externalpage_setup('registration');


$huburl = optional_param('huburl', '', PARAM_URL);
$hubname = optional_param('hubname', '', PARAM_TEXT);
if (empty($huburl) or !confirm_sesskey()) {
    throw new moodle_exception('cannotaccessthispage');
}

/* TO DO
if DB config plugin table is not good for dealing with token reference and token confirmation
 => create other DB table
-----------------------------------------------------------------------------
Local Type | Token | Local WS | Remote Type | Remote URL        | Confirmed
-----------------------------------------------------------------------------
  HUB        4er4e   server    HUB-DIRECTORY  http...moodle.org      Yes
  HUB        73j53   client    HUB-DIRECTORY  http...moodle.org      Yes
  SITE       dfsd7   server    HUB            http...hub             Yes
  SITE       fd8fd   client    HUB            http...hub             Yes
  HUB        ds78s   server    SITE           http...site.com        Yes
  HUB-DIR.   d7d8s   server    HUB            http...hub             Yes
-----------------------------------------------------------------------------
*/

$hub = new hub();

$registeredhub = $hub->get_registeredhub($huburl);

$siteregistrationform = new site_registration_form('',
        array('alreadyregistered' => !empty($registeredhub->token),
                'huburl' => $huburl, 'hubname' => $hubname));
$fromform = $siteregistrationform->get_data();

if (!empty($fromform) and confirm_sesskey()) {
    //save the settings
    $cleanhuburl = clean_param($huburl, PARAM_ALPHANUMEXT);
    set_config('site_name_'.$cleanhuburl, $fromform->name, 'hub');
    set_config('site_description_'.$cleanhuburl, $fromform->description, 'hub');
    set_config('site_contactname_'.$cleanhuburl, $fromform->contactname, 'hub');
    set_config('site_contactemail_'.$cleanhuburl, $fromform->contactemail, 'hub');
    set_config('site_contactphone_'.$cleanhuburl, $fromform->contactphone, 'hub');
    set_config('site_imageurl_'.$cleanhuburl, $fromform->imageurl, 'hub');
    set_config('site_privacy_'.$cleanhuburl, $fromform->privacy, 'hub');
    set_config('site_address_'.$cleanhuburl, $fromform->address, 'hub');
    set_config('site_region_'.$cleanhuburl, $fromform->region, 'hub');
    set_config('site_country_'.$cleanhuburl, $fromform->country, 'hub');
    set_config('site_geolocation_'.$cleanhuburl, $fromform->geolocation, 'hub');
    set_config('site_contactable_'.$cleanhuburl, $fromform->contactable, 'hub');
    set_config('site_emailalert_'.$cleanhuburl, $fromform->emailalert, 'hub');
    set_config('site_coursesnumber_'.$cleanhuburl, $fromform->courses, 'hub');
    set_config('site_usersnumber_'.$cleanhuburl, $fromform->users, 'hub');
    set_config('site_roleassignmentsnumber_'.$cleanhuburl, $fromform->roleassignments, 'hub');
    set_config('site_postsnumber_'.$cleanhuburl, $fromform->posts, 'hub');
    set_config('site_questionsnumber_'.$cleanhuburl, $fromform->questions, 'hub');
    set_config('site_resourcesnumber_'.$cleanhuburl, $fromform->resources, 'hub');
    set_config('site_modulenumberaverage_'.$cleanhuburl, $fromform->modulenumberaverage, 'hub');
    set_config('site_participantnumberaverage_'.$cleanhuburl, $fromform->participantnumberaverage, 'hub');
}

/////// UNREGISTER ACTION //////
// TODO


/////// UPDATE ACTION ////////

// update the hub registration
$update     = optional_param('update', 0, PARAM_INT);
if ($update and confirm_sesskey()) {

    //update the registration
    $function = 'hub_update_site_info';
    $siteinfo = $hub->get_site_info($huburl);
    $params = array($siteinfo);
    $serverurl = $huburl."/local/hub/webservice/webservices.php";
    require_once($CFG->dirroot."/webservice/xmlrpc/lib.php");
    $xmlrpcclient = new webservice_xmlrpc_client();
    $result = $xmlrpcclient->call($serverurl, $registeredhub->token, $function, $params);

}

/////// FORM REGISTRATION ACTION //////

if (!empty($fromform) and empty($update) and confirm_sesskey()) {

    if (!empty($fromform) and confirm_sesskey()) { // if the register button has been clicked
        $params = (array) $fromform; //we are using the form input as the redirection parameters (token, url and name)

        if (empty($registeredhub)) {
            //we save the token into the communication table in order to have a reference
            $registeredhub = new stdClass();
            $registeredhub->token = md5(uniqid(rand(),1));
            $registeredhub->huburl = $huburl;
            $registeredhub->hubname = $hubname;
            $registeredhub->confirmed = 0;
            $registeredhub->id = $hub->add_registeredhub($registeredhub);
        }

        $params['token'] = $registeredhub->token;
        $params['url'] = $CFG->wwwroot;
        redirect(new moodle_url(MOODLEORGHUBURL.'/local/hub/siteregistration.php', $params));

    }
}

/////// OUTPUT SECTION /////////////

echo $OUTPUT->header();
//Display update notification result
if (!empty($registeredhub->confirmed)) {
    if (!empty($result)) {
        echo $OUTPUT->notification(get_string('siteregistrationupdated', 'hub'), 'notifysuccess');
    }
}
$siteregistrationform->display();



echo $OUTPUT->footer();