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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/>.
/**
* OAuth 2 Configuration page.
*
* @package tool_oauth2
* @copyright 2017 Damyon Wiese <damyon@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once(__DIR__ . '/../../../config.php');
require_once($CFG->libdir.'/adminlib.php');
require_once($CFG->libdir.'/tablelib.php');
$PAGE->set_url('/admin/tool/oauth2/issuers.php');
$PAGE->set_context(context_system::instance());
$PAGE->set_pagelayout('admin');
$strheading = get_string('pluginname', 'tool_oauth2');
$PAGE->set_title($strheading);
$PAGE->set_heading($strheading);
require_admin();
$renderer = $PAGE->get_renderer('tool_oauth2');
$action = optional_param('action', '', PARAM_ALPHAEXT);
$issuerid = optional_param('id', '', PARAM_RAW);
$issuer = null;
$mform = null;
if ($issuerid) {
$issuer = \core\oauth2\api::get_issuer($issuerid);
if (!$issuer) {
print_error('invaliddata');
}
}
if ($action == 'edit') {
if ($issuer) {
$PAGE->navbar->add(get_string('editissuer', 'tool_oauth2', s($issuer->get('name'))));
} else {
$PAGE->navbar->add(get_string('createnewissuer', 'tool_oauth2'));
}
$showrequireconfirm = false;
if (!empty($issuerid)) {
// Show the "Require confirmation email" checkbox for trusted issuers like Google, Facebook and Microsoft.
$likefacebook = $DB->sql_like('url', ':facebook');
$likegoogle = $DB->sql_like('url', ':google');
$likemicrosoft = $DB->sql_like('url', ':microsoft');
$params = [
'issuerid' => $issuerid,
'facebook' => '%facebook%',
'google' => '%google%',
'microsoft' => '%microsoft%',
];
$select = "issuerid = :issuerid AND ($likefacebook OR $likegoogle OR $likemicrosoft)";
// We're querying from the oauth2_endpoint table because the base URLs of FB and Microsoft can be empty in the issuer table.
$showrequireconfirm = $DB->record_exists_select('oauth2_endpoint', $select, $params);
}
$mform = new \tool_oauth2\form\issuer(null, ['persistent' => $issuer, 'showrequireconfirm' => $showrequireconfirm]);
}
if ($mform && $mform->is_cancelled()) {
redirect(new moodle_url('/admin/tool/oauth2/issuers.php'));
} else if ($action == 'edit') {
if ($data = $mform->get_data()) {
try {
if (!empty($data->id)) {
core\oauth2\api::update_issuer($data);
} else {
core\oauth2\api::create_issuer($data);
}
redirect($PAGE->url, get_string('changessaved'), null, \core\output\notification::NOTIFY_SUCCESS);
} catch (Exception $e) {
redirect($PAGE->url, $e->getMessage(), null, \core\output\notification::NOTIFY_ERROR);
}
} else {
echo $OUTPUT->header();
if ($issuer) {
echo $OUTPUT->heading(get_string('editissuer', 'tool_oauth2', s($issuer->get('name'))));
} else {
echo $OUTPUT->heading(get_string('createnewissuer', 'tool_oauth2'));
}
$mform->display();
echo $OUTPUT->footer();
}
} else if ($action == 'savetemplate') {
$type = required_param('type', PARAM_ALPHA);
$mform = new \tool_oauth2\form\issuer(null, ['persistent' => $issuer, 'type' => $type]);
if ($mform->is_cancelled()) {
redirect(new moodle_url('/admin/tool/oauth2/issuers.php'));
}
if ($mform->is_submitted() && $data = $mform->get_data()) {
$issuer = new core\oauth2\issuer(0, $data);
$issuer->create();
$issuer = core\oauth2\api::create_endpoints_for_standard_issuer($type, $issuer);
redirect($PAGE->url, get_string('changessaved'), null, \core\output\notification::NOTIFY_SUCCESS);
} else {
echo $OUTPUT->header();
$mform->display();
echo $OUTPUT->footer();
}
} else if ($action == 'edittemplate') {
$type = required_param('type', PARAM_ALPHA);
$docs = required_param('docslink', PARAM_ALPHAEXT);
$showrequireconfirm = optional_param('showrequireconfirm', false, PARAM_BOOL);
require_sesskey();
$issuer = core\oauth2\api::init_standard_issuer($type);
$mform = new \tool_oauth2\form\issuer(null, ['persistent' => $issuer, 'type' => $type,
'showrequireconfirm' => $showrequireconfirm]);
echo $OUTPUT->header();
$mform->display();
echo $OUTPUT->footer();
} else if ($action == 'enable') {
require_sesskey();
core\oauth2\api::enable_issuer($issuerid);
redirect($PAGE->url, get_string('issuerenabled', 'tool_oauth2'), null, \core\output\notification::NOTIFY_SUCCESS);
} else if ($action == 'disable') {
require_sesskey();
core\oauth2\api::disable_issuer($issuerid);
redirect($PAGE->url, get_string('issuerdisabled', 'tool_oauth2'), null, \core\output\notification::NOTIFY_SUCCESS);
} else if ($action == 'delete') {
if (!optional_param('confirm', false, PARAM_BOOL)) {
$continueparams = ['action' => 'delete', 'id' => $issuerid, 'sesskey' => sesskey(), 'confirm' => true];
$continueurl = new moodle_url('/admin/tool/oauth2/issuers.php', $continueparams);
$cancelurl = new moodle_url('/admin/tool/oauth2/issuers.php');
echo $OUTPUT->header();
echo $OUTPUT->confirm(get_string('deleteconfirm', 'tool_oauth2', s($issuer->get('name'))), $continueurl, $cancelurl);
echo $OUTPUT->footer();
} else {
require_sesskey();
core\oauth2\api::delete_issuer($issuerid);
redirect($PAGE->url, get_string('issuerdeleted', 'tool_oauth2'), null, \core\output\notification::NOTIFY_SUCCESS);
}
} else if ($action == 'auth') {
if (!optional_param('confirm', false, PARAM_BOOL)) {
$continueparams = ['action' => 'auth', 'id' => $issuerid, 'sesskey' => sesskey(), 'confirm' => true];
$continueurl = new moodle_url('/admin/tool/oauth2/issuers.php', $continueparams);
$cancelurl = new moodle_url('/admin/tool/oauth2/issuers.php');
echo $OUTPUT->header();
echo $OUTPUT->confirm(get_string('authconfirm', 'tool_oauth2', s($issuer->get('name'))), $continueurl, $cancelurl);
echo $OUTPUT->footer();
} else {
require_sesskey();
$params = ['sesskey' => sesskey(), 'id' => $issuerid, 'action' => 'auth', 'confirm' => true, 'response' => true];
if (core\oauth2\api::connect_system_account($issuer, new moodle_url('/admin/tool/oauth2/issuers.php', $params))) {
redirect($PAGE->url, get_string('authconnected', 'tool_oauth2'), null, \core\output\notification::NOTIFY_SUCCESS);
} else {
redirect($PAGE->url, get_string('authnotconnected', 'tool_oauth2'), null, \core\output\notification::NOTIFY_ERROR);
}
}
} else if ($action == 'moveup') {
require_sesskey();
core\oauth2\api::move_up_issuer($issuerid);
redirect($PAGE->url);
} else if ($action == 'movedown') {
require_sesskey();
core\oauth2\api::move_down_issuer($issuerid);
redirect($PAGE->url);
} else {
echo $OUTPUT->header();
echo $OUTPUT->heading(get_string('pluginname', 'tool_oauth2'));
echo $OUTPUT->doc_link('OAuth2_Services', get_string('serviceshelp', 'tool_oauth2'));
$issuers = core\oauth2\api::get_all_issuers();
echo $renderer->issuers_table($issuers);
// Google template.
$docs = 'admin/tool/oauth2/issuers/google';
$params = ['action' => 'edittemplate', 'type' => 'google', 'sesskey' => sesskey(), 'docslink' => $docs,
'showrequireconfirm' => true];
$addurl = new moodle_url('/admin/tool/oauth2/issuers.php', $params);
echo $renderer->single_button($addurl, get_string('createnewgoogleissuer', 'tool_oauth2'));
// Microsoft template.
$docs = 'admin/tool/oauth2/issuers/microsoft';
$params = ['action' => 'edittemplate', 'type' => 'microsoft', 'sesskey' => sesskey(), 'docslink' => $docs,
'showrequireconfirm' => true];
$addurl = new moodle_url('/admin/tool/oauth2/issuers.php', $params);
echo $renderer->single_button($addurl, get_string('createnewmicrosoftissuer', 'tool_oauth2'));
// Facebook template.
$docs = 'admin/tool/oauth2/issuers/facebook';
$params = ['action' => 'edittemplate', 'type' => 'facebook', 'sesskey' => sesskey(), 'docslink' => $docs,
'showrequireconfirm' => true];
$addurl = new moodle_url('/admin/tool/oauth2/issuers.php', $params);
echo $renderer->single_button($addurl, get_string('createnewfacebookissuer', 'tool_oauth2'));
// Nextcloud template.
$docs = 'admin/tool/oauth2/issuers/nextcloud';
$params = ['action' => 'edittemplate', 'type' => 'nextcloud', 'sesskey' => sesskey(), 'docslink' => $docs];
$addurl = new moodle_url('/admin/tool/oauth2/issuers.php', $params);
echo $renderer->single_button($addurl, get_string('createnewnextcloudissuer', 'tool_oauth2'));
// Generic issuer.
$addurl = new moodle_url('/admin/tool/oauth2/issuers.php', ['action' => 'edit']);
echo $renderer->single_button($addurl, get_string('createnewissuer', 'tool_oauth2'));
echo $OUTPUT->footer();
}