Files
IPB/applications/core/modules/front/system/login.php
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2025-12-19 05:44:59 -08:00

363 lines
12 KiB
PHP

<?php
/**
* @brief Login
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
* @copyright (c) Invision Power Services, Inc.
* @license https://www.invisioncommunity.com/legal/standards/
* @package Invision Community
* @since 7 Jun 2013
*/
namespace IPS\core\modules\front\system;
/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
exit;
}
/**
* Login
*/
class _login extends \IPS\Dispatcher\Controller
{
/**
* Log In
*
* @return void
*/
protected function manage()
{
/* Did we just log in? */
if ( \IPS\Member::loggedIn()->member_id and isset( \IPS\Request::i()->_fromLogin ) )
{
\IPS\Output::i()->redirect( \IPS\Http\Url::internal('') );
}
/* Force HTTPs? */
if ( mb_strtolower( $_SERVER['REQUEST_METHOD'] ) == 'get' and \IPS\Settings::i()->logins_over_https and \IPS\Request::i()->url()->data['scheme'] !== 'https' )
{
\IPS\Output::i()->redirect( \IPS\Http\Url::internal( "app=core&module=system&controller=login", 'front', 'login', NULL, \IPS\Settings::i()->logins_over_https ) );
}
/* Init login class */
$login = new \IPS\Login( \IPS\Http\Url::internal( "app=core&module=system&controller=login", 'front', 'login', NULL, \IPS\Settings::i()->logins_over_https ) );
/* Process */
$error = isset( \IPS\Request::i()->_err ) && \IPS\Member::loggedIn()->language()->checkKeyExists( \IPS\Request::i()->_err ) ? \IPS\Request::i()->_err : NULL;
try
{
$member = $login->authenticate();
if ( $member !== NULL )
{
$this->_doLogin( $member, $login->flags['signin_anonymous'], $login->flags['remember_me'], \IPS\Login::getDestination(), FALSE, $login->usedHandler );
}
}
catch ( \IPS\Login\Exception $e )
{
if ( $e->getCode() === \IPS\Login\Exception::MERGE_SOCIAL_ACCOUNT )
{
$e->member = $e->member->member_id;
$_SESSION['linkAccounts'] = json_encode( $e );
$linkUrl = \IPS\Http\Url::internal( 'app=core&module=system&controller=login&do=link', 'front', 'login' );
if ( isset( \IPS\Request::i()->ref ) )
{
$linkUrl = $linkUrl->setQueryString( 'ref', \IPS\Request::i()->ref );
}
\IPS\Output::i()->redirect( $linkUrl );
}
$error = $e->getMessage();
}
if ( \IPS\Request::i()->isAjax() && $error )
{
\IPS\Output::i()->json( array( 'status' => 'error', 'error' => $error ), 401 );
}
else
{
/* Display Login Form */
\IPS\Output::i()->allowDefaultWidgets = FALSE;
\IPS\Output::i()->bodyClasses[] = 'ipsLayout_minimal';
\IPS\Output::i()->sidebar['enabled'] = FALSE;
\IPS\Output::i()->title = \IPS\Member::loggedIn()->language()->addToStack('login');
\IPS\Output::i()->output = \IPS\Theme::i()->getTemplate( 'system' )->login( $login->forms(), $error );
}
/* Set Session Location */
\IPS\Session::i()->setLocation( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', NULL, 'login' ), array(), 'loc_logging_in' );
}
/**
* Process the login
*
* @param \IPS\Member $member The member
* @param bool $anonymous If the login is anonymous
* @param bool $rememberMe If the "remember me" checkbox was checked
* @param \IPS\Http\Url $destination Where to redirect to
* @param bool $bypass2FA If true, will not perform 2FA check
* @param string $loginHandler Which login handler processed the login
* @return void
*/
protected function _doLogin( $member, $anonymous=FALSE, $rememberMe=TRUE, $destination=NULL, $bypass2FA=FALSE, $loginHandler=NULL )
{
/* Get destination */
if ( !$destination )
{
$destination = \IPS\Http\Url::internal( '' );
}
/* Is this a known device? */
$device = \IPS\Member\Device::loadOrCreate( $member );
/* Do we need to do 2FA? */
if ( !$bypass2FA and $output = \IPS\MFA\MFAHandler::accessToArea( 'core', $device->known ? 'AuthenticateFrontKnown' : 'AuthenticateFront', \IPS\Http\Url::internal( '' ), $member ) )
{
$_SESSION['processing2FA'] = array( 'memberId' => $member->member_id, 'anonymous' => $anonymous, 'remember' => $rememberMe, 'destination' => (string) $destination, 'handler' => $loginHandler );
\IPS\Output::i()->redirect( $destination->setQueryString( '_mfaLogin', 1 ) );
}
/* Log in */
\IPS\Session::i()->setMember( $member );
if ( $anonymous and !\IPS\Settings::i()->disable_anonymous )
{
\IPS\Session::i()->setAnon();
}
/* Log device */
$device->anonymous = $anonymous and !\IPS\Settings::i()->disable_anonymous;
$device->updateAfterAuthentication( $rememberMe, $loginHandler );
/* Member sync */
$member->memberSync( 'onLogin', array( \IPS\Login::getDestination() ) );
/* Redirect */
\IPS\Output::i()->redirect( $destination->setQueryString( '_fromLogin', 1 ), '', 303 );
}
/**
* MFA
*
* @return void
*/
protected function mfa()
{
/* Have we logged in? */
$member = NULL;
if ( isset( $_SESSION['processing2FA'] ) )
{
$member = \IPS\Member::load( $_SESSION['processing2FA']['memberId'] );
}
if ( !$member->member_id )
{
\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', 'front', 'login' ) );
}
/* Where do we want to go? */
$destination = NULL;
try
{
$destination = \IPS\Http\Url::createFromString( $_SESSION['processing2FA']['destination'] );
}
catch ( \Exception $e ) { }
/* Have we already done 2FA? */
$device = \IPS\Member\Device::loadOrCreate( $member );
$output = \IPS\MFA\MFAHandler::accessToArea( 'core', $device->known ? 'AuthenticateFrontKnown' : 'AuthenticateFront', \IPS\Http\Url::internal( 'app=core&module=system&controller=login&do=mfa', 'front', 'login' ), $member );
if ( !$output )
{
$this->_doLogin( $member, $_SESSION['processing2FA']['anonymous'], $_SESSION['processing2FA']['remember'], $destination, TRUE, $_SESSION['processing2FA']['handler'] );
}
/* Nope, just send us where we want to go not logged in */
$qs = array( '_mfaLogin' => 1 );
if ( isset( \IPS\Request::i()->_mfa ) )
{
$qs['_mfa'] = \IPS\Request::i()->_mfa;
if ( isset( \IPS\Request::i()->_mfaMethod ) )
{
$qs['_mfaMethod'] = \IPS\Request::i()->_mfaMethod;
}
}
elseif ( isset( \IPS\Request::i()->mfa_auth ) )
{
$qs['mfa_auth'] = \IPS\Request::i()->mfa_auth;
}
elseif ( isset( \IPS\Request::i()->mfa_setup ) )
{
$qs['mfa_setup'] = \IPS\Request::i()->mfa_setup;
}
\IPS\Output::i()->redirect( $destination->setQueryString( $qs ) );
}
/**
* Link Accounts
*
* @return void
*/
protected function link()
{
if ( !isset( $_SESSION['linkAccounts'] ) )
{
\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', 'front', 'login' ) );
}
$details = json_decode( $_SESSION['linkAccounts'], TRUE );
$member = \IPS\Member::load( $details['member'] );
if ( !$member->member_id )
{
\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', 'front', 'login' ) );
}
$form = new \IPS\Helpers\Form( 'link_accounts', 'login' );
if ( isset( \IPS\Request::i()->ref ) )
{
$form->hiddenValues['ref'] = \IPS\Request::i()->ref;
}
$form->addDummy( 'email_address', htmlspecialchars( isset( $details['email'] ) ? $details['email'] : $member->email, \IPS\HTMLENTITIES, 'UTF-8', FALSE ) );
$form->add( new \IPS\Helpers\Form\Password( 'password', NULL, TRUE, array( 'validateFor' => $member ) ) );
if ( $values = $form->values() )
{
try
{
$class = 'IPS\Login\\' . ucfirst( $details['handler'] );
$class::link( $member, $details['details'] );
unset( $_SESSION['linkAccounts'] );
$destination = NULL;
if ( isset( \IPS\Request::i()->ref ) )
{
try
{
$ref = \IPS\Http\Url::createFromString( base64_decode( \IPS\Request::i()->ref ) );
if ( $ref instanceof \IPS\Http\Url\Internal )
{
$destination = $ref;
}
}
catch ( \Exception $e ) { }
}
$this->_doLogin( $member, FALSE, TRUE, $destination, FALSE, $details['handler'] );
}
catch ( \IPS\Login\Exception $e )
{
$form->error = $e->getMessage();
}
}
\IPS\Output::i()->bodyClasses[] = 'ipsLayout_minimal';
\IPS\Output::i()->sidebar['enabled'] = FALSE;
\IPS\Output::i()->title = \IPS\Member::loggedIn()->language()->addToStack('login');
\IPS\Output::i()->output = \IPS\Theme::i()->getTemplate( 'system' )->mergeSocialAccount( $details['handler'], $member, $form );
}
/**
* Log Out
*
* @return void
*/
protected function logout()
{
$member = \IPS\Member::loggedIn();
/* CSRF Check */
\IPS\Session::i()->csrfCheck();
/* Work out where we will be going after log out */
if( !empty( $_SERVER['HTTP_REFERER'] ) )
{
$referrer = \IPS\Http\Url::createFromString( $_SERVER['HTTP_REFERER'] );
$redirectUrl = ( $referrer instanceof \IPS\Http\Url\Internal and ( !isset( $referrer->queryString['do'] ) or $referrer->queryString['do'] != 'validating' ) ) ? $referrer : \IPS\Http\Url::internal('');
}
else
{
$redirectUrl = \IPS\Http\Url::internal( '' );
}
/* Are we logging out back to an admin user? */
if( isset( $_SESSION['logged_in_as_key'] ) )
{
$key = $_SESSION['logged_in_as_key'];
unset( \IPS\Data\Store::i()->$key );
unset( $_SESSION['logged_in_as_key'] );
unset( $_SESSION['logged_in_from'] );
\IPS\Output::i()->redirect( $redirectUrl );
}
/* Do not allow the login_key to be re-used */
if ( isset( \IPS\Request::i()->cookie['device_key'] ) )
{
try
{
$device = \IPS\Member\Device::loadAndAuthenticate( \IPS\Request::i()->cookie['device_key'], $member );
$device->login_key = NULL;
$device->save();
}
catch ( \OutOfRangeException $e ) { }
}
/* Clear cookies */
\IPS\Request::i()->clearLoginCookies();
/* Destroy the session (we have to explicitly reset the session cookie, see http://php.net/manual/en/function.session-destroy.php) */
$_SESSION = array();
$params = session_get_cookie_params();
setcookie( session_name(), '', time() - 42000, $params["path"], $params["domain"], $params["secure"], $params["httponly"] );
session_destroy();
/* Login handler callback */
foreach ( \IPS\Login::handlers( TRUE ) as $k => $handler )
{
try
{
$handler->logoutAccount( $member, $redirectUrl );
}
catch( \BadMethodCallException $e ) {}
}
/* Member sync callback */
$member->memberSync( 'onLogout', array( $redirectUrl ) );
/* Redirect */
\IPS\Output::i()->redirect( $redirectUrl->setQueryString( '_fromLogout', 1 ) );
}
/**
* Log in as user
*
* @return void
*/
protected function loginas()
{
if ( !\IPS\Request::i()->key or \IPS\Data\Store::i()->admin_login_as_user != \IPS\Request::i()->key )
{
\IPS\Output::i()->error( 'invalid_login_as_user_key', '3S167/1', 403, '' );
}
/* Load member and admin user */
$member = \IPS\Member::load( \IPS\Request::i()->id );
$admin = \IPS\Member::load( \IPS\Request::i()->admin );
/* Not logged in as admin? */
if ( $admin->member_id != \IPS\Member::loggedIn()->member_id )
{
\IPS\Output::i()->redirect( \IPS\Http\Url::internal( "app=core&module=system&controller=login", 'front', 'login', NULL, \IPS\Settings::i()->logins_over_https )->setQueryString( array( 'ref' => base64_encode( \IPS\Request::i()->url() ), '_err' => 'login_as_user_login' ) ) );
}
/* Do it */
$_SESSION['logged_in_from'] = array( 'id' => $admin->member_id, 'name' => $admin->name );
$unique_id = \IPS\Login::generateRandomString();
$_SESSION['logged_in_as_key'] = $unique_id;
\IPS\Data\Store::i()->$unique_id = $member->member_id;
/* Ditch the key */
unset( \IPS\Data\Store::i()->admin_login_as_user );
/* Redirect */
\IPS\Output::i()->redirect( \IPS\Http\Url::internal( '' ) );
}
}