131 lines
4.5 KiB
PHP
131 lines
4.5 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* MFA page
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*
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* @package tool_mfa
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* @author Mikhail Golenkov <golenkovm@gmail.com>
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* @copyright Catalyst IT
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once(__DIR__ . '/../../../config.php');
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require_once($CFG->dirroot . '/admin/tool/mfa/lib.php');
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require_once($CFG->libdir.'/adminlib.php');
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use tool_mfa\local\form\login_form;
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use tool_mfa\manager;
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use tool_mfa\plugininfo\factor;
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require_login(null, false);
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$context = context_user::instance($USER->id);
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$PAGE->set_context($context);
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$PAGE->set_url('/admin/tool/mfa/auth.php');
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$PAGE->set_pagelayout('login');
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$PAGE->blocks->show_only_fake_blocks();
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$pagetitle = $SITE->shortname.': '.get_string('mfa', 'tool_mfa');
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$PAGE->set_title($pagetitle);
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// Logout if it was requested.
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$logout = optional_param('logout', false, PARAM_BOOL);
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$sesskey = optional_param('sesskey', '_none_', PARAM_RAW);
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if ($logout) {
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if (!confirm_sesskey($sesskey)) {
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echo $OUTPUT->header();
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echo $OUTPUT->confirm(
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get_string('logoutconfirm'),
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new moodle_url($PAGE->url, ['logout' => 1, 'sesskey' => sesskey()]),
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new moodle_url('/'),
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);
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echo $OUTPUT->footer();
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die;
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}
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if (!empty($SESSION->wantsurl)) {
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// If we have the wantsurl, we should redirect there, to keep it intact.
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$wantsurl = $SESSION->wantsurl;
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} else {
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// Else redirect home.
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$wantsurl = new \moodle_url($CFG->wwwroot);
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}
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manager::mfa_logout();
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redirect($wantsurl);
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}
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$currenturl = new moodle_url('/admin/tool/mfa/auth.php');
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// Perform state check.
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manager::resolve_mfa_status();
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// We have a valid landing here, before doing any actions, clear any redir loop progress.
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manager::clear_redirect_counter();
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// If a specific factor was requested, use it.
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$pickedname = optional_param('factorname', false, PARAM_ALPHA);
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$pickedfactor = factor::get_factor($pickedname);
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$formfactor = optional_param('factor', false, PARAM_ALPHA);
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if ($pickedfactor && $pickedfactor->has_input() && $pickedfactor->get_state() == factor::STATE_UNKNOWN) {
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$factor = $pickedfactor;
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} else if ($formfactor) {
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// Check if a factor was supplied by the form, such as for a form submission.
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$factor = factor::get_factor($formfactor);
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} else {
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// Else, get the next factor that requires input.
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$factor = factor::get_next_user_login_factor();
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}
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// If ok, perform form actions for input factor.
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$form = new login_form($currenturl, ['factor' => $factor], 'post', '', ['class' => 'ignoredirty']);
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if ($form->is_submitted()) {
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if (!$form->is_validated() && !$form->is_cancelled()) {
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// Increment the fail counter for the factor,
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// And let the factor handle locking logic.
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$factor->increment_lock_counter();
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manager::resolve_mfa_status(false);
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} else {
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// Set state from user actions.
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if ($form->is_cancelled()) {
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$factor->process_cancel_action();
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// Move to next factor.
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manager::resolve_mfa_status(true);
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} else {
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if ($data = $form->get_data()) {
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// Validation has passed, so before processing, lets action the global form submissions as well.
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$form->globalmanager->submit($data);
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// Did user submit something that causes a fail state?
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if ($factor->get_state() == factor::STATE_FAIL) {
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manager::resolve_mfa_status(true);
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}
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$factor->set_state(factor::STATE_PASS);
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// Move to next factor.
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manager::resolve_mfa_status(true);
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}
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}
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}
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}
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$renderer = $PAGE->get_renderer('tool_mfa');
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echo $OUTPUT->header();
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manager::display_debug_notification();
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echo $renderer->verification_form($factor, $form);
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echo $OUTPUT->footer();
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