reset_lockout.php

<?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/>.

/**
 *  Page for resetting users that are locked out from resetting password
 *
 * @package    tool_securityquestions
 * @copyright  2019 Peter Burnett <peterburnett@catalyst-au.net>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once(dirname(__FILE__) . '/../../../config.php');
require_once($CFG->libdir . '/adminlib.php');
require_once(__DIR__.'/locallib.php');

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

admin_externalpage_setup('tool_securityquestions_reset_lockout');
$resetid = optional_param('reset', 0, PARAM_INT);
$clearid = optional_param('clear', 0, PARAM_INT);
$prevurl = ($CFG->wwwroot.'/admin/category.php?category=securityquestions');

$notifyresetsuccess = false;
$notifyclearsuccess = false;

if ($resetid != 0 && confirm_sesskey()) {
    // Execute reset of user lockout before regenerating page.
    $exists = $DB->record_exists('user', array('id' => $resetid));
    if ($exists) {
        $user = $DB->get_record('user', array('id' => $resetid));
        tool_securityquestions_reset_lockout_counter($user);
        tool_securityquestions_unlock_user($user);
        $notifyresetsuccess = true;
    }
}

if ($clearid != 0 && confirm_sesskey()) {
    // Execute clear of user responses before regenerating page.
    $exists = $DB->record_exists('user', array('id' => $clearid));
    if ($exists) {
        $user = $DB->get_record('user', array('id' => $clearid));
        tool_securityquestions_clear_user_responses($user);
        $notifyclearsuccess = true;
    }
}

$form = new \tool_securityquestions\form\reset_lockout();
if ($form->is_cancelled()) {

    redirect($prevurl);

} else if ($fromform = $form->get_data()) {

    $foundusers = $DB->get_records('user', array('username' => ($fromform->clearresponses)));
    // User is guaranteed to exist here due to validation.
    if (!empty($foundusers)) {
        // Get first matching username record.
        $user = reset($foundusers);
    } else {
        $foundusers = $DB->get_records('user', array('email' => ($fromform->clearresponses)));
        if (!empty($foundusers)) {
            // Get first matching email record (should be unique).
            $user = reset($foundusers);
        }
    }

    tool_securityquestions_clear_user_responses($user);
    $notifyclearsuccess = true;
}

// Build the page output.
echo $OUTPUT->header();
echo $OUTPUT->heading(get_string('resetuserpagename', 'tool_securityquestions'));
echo '<br>';
$form->display();

if ($notifyresetsuccess == true) {
    $notifyresetsuccess == false;
    echo $OUTPUT->notification(get_string('formuserunlocked', 'tool_securityquestions'), 'notifysuccess');
}

if ($notifyclearsuccess == true) {
    $notifyclearsuccess == false;
    echo $OUTPUT->notification(get_string('formuserresponsescleared', 'tool_securityquestions'), 'notifysuccess');
}

echo '<br>';
echo $OUTPUT->heading(get_string('formlockedoutusers', 'tool_securityquestions'), 3);
// Output locked users table if there are locked users.
$table = \tool_securityquestions\local\table_manager::get_lockout_table();
if ($table) {
    echo $table;
} else {
    echo $OUTPUT->heading(get_string('formnolockedusers', 'tool_securityquestions'), 4);
}

echo $OUTPUT->footer();