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<?php
class Page_WebInterface extends Page
{
const PROP_REDIRECT = 'webinterface.https-redirect';
const PROP_TYPE = 'webinterface.https-type';
const PROP_HSTS = 'webinterface.https-hsts';
protected function doPreprocess()
{
User::load();
if (!User::isLoggedIn()) {
Message::addError('main.no-permission');
Util::redirect('?do=Main');
}
switch (Request::post('action')) {
case 'https':
User::assertPermission("edit.https");
$this->actionConfigureHttps();
break;
case 'password':
User::assertPermission("edit.password");
$this->actionShowHidePassword();
break;
case 'customization':
User::assertPermission("edit.design");
$this->actionCustomization();
break;
}
if (Request::isPost()) {
Util::redirect('?do=webinterface');
}
User::assertPermission('access-page');
}
private function actionConfigureHttps()
{
$mode = Request::post('mode');
switch ($mode) {
case 'off':
$task = $this->setHttpsOff();
break;
case 'random':
$task = $this->setHttpsRandomCert();
break;
case 'custom':
$task = $this->setHttpsCustomCert();
break;
default:
$task = $this->setRedirectMode();
break;
}
if ($mode !== 'off') {
Property::set(self::PROP_HSTS, Request::post('usehsts', false, 'string') === 'on' ? 'True' : 'False');
}
if (isset($task['id'])) {
Session::set('https-id', $task['id']);
Util::redirect('?do=WebInterface&show=httpsupdate');
}
Util::redirect('?do=WebInterface');
}
private function actionShowHidePassword()
{
Property::setPasswordFieldType(Request::post('mode') === 'show' ? 'text' : 'password');
Util::redirect('?do=WebInterface');
}
private function actionCustomization()
{
$prefix = Request::post('prefix', '', 'string');
if (!empty($prefix) && !preg_match('/[\]\)\}\-_\s\&\$\!\/\+\*\^\>]$/', $prefix)) {
$prefix .= ' ';
}
Property::set('page-title-prefix', $prefix);
Property::set('logo-background', Request::post('bgcolor', '', 'string'));
Util::redirect('?do=WebInterface');
}
protected function doRender()
{
Render::addTemplate("heading");
//
// HTTPS
//
if (Request::get('show') === 'httpsupdate') {
Render::addTemplate('httpd-restart', array('taskid' => Session::get('https-id')));
}
$type = Property::get(self::PROP_TYPE);
$force = Property::get(self::PROP_REDIRECT) === 'True';
$hsts = Property::get(self::PROP_HSTS) === 'True';
$https = !empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off';
$exists = file_exists('/etc/lighttpd/server.pem');
$data = array(
'httpsUsed' => $https,
'redirect_checked' => ($force ? 'checked' : ''),
'hsts_checked' => ($hsts ? 'checked' : '')
);
// Type should be 'off', 'generated', 'supplied'
if ($type === 'off') {
if ($exists) {
// HTTPS is set to off, but a certificate exists
if ($https) {
// User is using https, just warn to prevent lockout
Message::addWarning('https-want-off-is-used');
} else {
// User is not using https, try to delete stray certificate
$this->setHttpsOff();
}
} elseif ($https) {
// Set to off, no cert found, but still using HTTPS apparently
// Admin might have modified web server config in another way
Message::addWarning('https-used-without-cert');
}
} elseif ($type === 'generated' || $type === 'supplied') {
$data['httpsEnabled'] = true;
if ($force && !$https) {
Message::addWarning('https-want-redirect-is-plain');
}
if (!$exists) {
Message::addWarning('https-on-cert-missing');
}
} else {
// Unknown config - maybe upgraded old install that doesn't keep track
if ($exists || $https) {
$type = 'unknown'; // Legacy fallback
} else {
$type = 'off';
}
}
$data[$type . 'Selected'] = true;
Permission::addGlobalTags($data['perms'], null, ['edit.https']);
Render::addTemplate('https', $data);
//
// Password fields
//
$data = array();
if (Property::getPasswordFieldType() === 'text')
$data['selected_show'] = 'checked';
else
$data['selected_hide'] = 'checked';
Permission::addGlobalTags($data['perms'], null, ['edit.password']);
Render::addTemplate('passwords', $data);
//
// Colors/Prefix
//
$data = array('prefix' => Property::get('page-title-prefix'));
$data['colors'] = array_map(function ($i) { return array('color' => $i ? '#' . $i : '', 'text' => Render::readableColor($i)); },
array('', 'f00', '0f0', '00f', 'ff0', 'f0f', '0ff', 'fff', '000', 'f90', '09f', '90f', 'f09', '9f0'));
$color = Property::get('logo-background');
foreach ($data['colors'] as &$c) {
if ($c['color'] === $color) {
$c['selected'] = 'selected';
$color = false;
break;
}
}
unset($c);
if ($color) {
$data['colors'][] = array('color' => $color, 'selected' => 'selected');
}
Permission::addGlobalTags($data['perms'], null, ['edit.design']);
Render::addTemplate('customization', $data);
}
private function setHttpsOff()
{
Property::set(self::PROP_TYPE, 'off');
Property::set(self::PROP_HSTS, 'off');
Header('Strict-Transport-Security: max-age=0', true);
Session::deleteCookie();
return Taskmanager::submit('LighttpdHttps', array());
}
private function setHttpsRandomCert()
{
$force = Request::post('httpsredirect', false, 'string') === 'on';
Property::set(self::PROP_TYPE, 'generated');
Property::set(self::PROP_REDIRECT, $force ? 'True' : 'False');
return Taskmanager::submit('LighttpdHttps', array(
'proxyip' => Property::getServerIp(),
'redirect' => $force,
));
}
private function setHttpsCustomCert()
{
$force = Request::post('httpsredirect', false, 'string') === 'on';
Property::set(self::PROP_TYPE, 'supplied');
Property::set(self::PROP_REDIRECT, $force ? 'True' : 'False');
return Taskmanager::submit('LighttpdHttps', array(
'importcert' => Request::post('certificate', 'bla'),
'importkey' => Request::post('privatekey', 'bla'),
'importchain' => Request::post('cachain', ''),
'redirect' => $force,
));
}
private function setRedirectMode()
{
$force = Request::post('httpsredirect', false, 'string') === 'on';
Property::set(self::PROP_REDIRECT, $force ? 'True' : 'False');
if (Property::get(self::PROP_TYPE) === 'off') {
// Don't bother running the task if https isn't enabled - just
// update the state in DB
return false;
}
return Taskmanager::submit('LighttpdHttps', array(
'redirectOnly' => true,
'redirect' => $force,
));
}
}
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