329 lines
11 KiB
PHP
329 lines
11 KiB
PHP
<?php
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/**
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* @brief Login
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @since 7 Jun 2013
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*/
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namespace IPS\core\modules\front\system;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Login
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*/
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class _login extends \IPS\Dispatcher\Controller
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{
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/**
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* Log In
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*
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* @return void
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*/
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protected function manage()
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{
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/* Did we just log in? */
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if ( \IPS\Member::loggedIn()->member_id and isset( \IPS\Request::i()->_fromLogin ) )
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{
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal('') );
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}
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/* Init login class */
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$login = new \IPS\Login( \IPS\Http\Url::internal( "app=core&module=system&controller=login", 'front', 'login' ) );
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/* What's our referrer? */
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$ref = \IPS\Request::i()->ref;
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/* Process */
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$error = NULL;
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try
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{
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if ( $success = $login->authenticate() )
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{
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if ( $ref and $ref = @base64_decode( $ref ) )
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{
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try
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{
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$ref = \IPS\Http\Url::createFromString( $ref );
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if ( !( $ref instanceof \IPS\Http\Url\Internal ) or $ref->base !== 'front' )
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{
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throw new \Exception;
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}
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}
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catch ( \Exception $e )
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{
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$ref = \IPS\Http\Url::internal('');
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}
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}
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else
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{
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$ref = \IPS\Http\Url::internal('');
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}
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if ( $success->mfa() )
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{
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$_SESSION['processing2FA'] = array( 'memberId' => $success->member->member_id, 'anonymous' => $success->anonymous, 'remember' => $success->rememberMe, 'destination' => (string) $ref, 'handler' => $success->handler->id );
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\IPS\Output::i()->redirect( $ref->setQueryString( '_mfaLogin', 1 ) );
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}
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$success->process();
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\IPS\Output::i()->redirect( $ref->setQueryString( '_fromLogin', 1 ) );
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}
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}
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catch ( \IPS\Login\Exception $e )
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{
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if ( $e->getCode() === \IPS\Login\Exception::MERGE_SOCIAL_ACCOUNT )
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{
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$e->member = $e->member->member_id;
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$e->handler = $e->handler->id;
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$_SESSION['linkAccounts'] = json_encode( $e );
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login&do=link', 'front', 'login' )->setQueryString( 'ref', $ref ), '', 303 );
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}
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$error = $e->getMessage();
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}
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/* Display Login Form */
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\IPS\Output::i()->allowDefaultWidgets = FALSE;
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\IPS\Output::i()->bodyClasses[] = 'ipsLayout_minimal';
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\IPS\Output::i()->sidebar['enabled'] = FALSE;
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\IPS\Output::i()->title = \IPS\Member::loggedIn()->language()->addToStack('login');
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\IPS\Output::i()->output = \IPS\Theme::i()->getTemplate( 'system' )->login( $login, $ref, $error );
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/* Set Session Location */
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\IPS\Session::i()->setLocation( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', NULL, 'login' ), array(), 'loc_logging_in' );
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}
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/**
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* MFA
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*
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* @return void
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*/
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protected function mfa()
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{
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/* Have we logged in? */
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$member = NULL;
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if ( isset( $_SESSION['processing2FA'] ) )
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{
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$member = \IPS\Member::load( $_SESSION['processing2FA']['memberId'] );
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}
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if ( !$member->member_id )
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{
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', 'front', 'login' ) );
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}
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/* Where do we want to go? */
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$destination = \IPS\Http\Url::internal( '' );
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try
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{
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$destination = \IPS\Http\Url::createFromString( $_SESSION['processing2FA']['destination'] );
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}
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catch ( \Exception $e ) { }
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/* Have we already done 2FA? */
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$device = \IPS\Member\Device::loadOrCreate( $member );
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$output = \IPS\MFA\MFAHandler::accessToArea( 'core', $device->known ? 'AuthenticateFrontKnown' : 'AuthenticateFront', \IPS\Http\Url::internal( 'app=core&module=system&controller=login&do=mfa', 'front', 'login' ), $member );
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if ( !$output )
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{
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( new \IPS\Login\Success( $member, \IPS\Login\Handler::load( $_SESSION['processing2FA']['handler'] ), $_SESSION['processing2FA']['remember'], $_SESSION['processing2FA']['anonymous'] ) )->process();
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\IPS\Output::i()->redirect( $destination->setQueryString( '_fromLogin', 1 ), '', 303 );
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}
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/* Nope, just send us where we want to go not logged in */
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$qs = array( '_mfaLogin' => 1 );
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if ( isset( \IPS\Request::i()->_mfa ) )
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{
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$qs['_mfa'] = \IPS\Request::i()->_mfa;
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if ( isset( \IPS\Request::i()->_mfaMethod ) )
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{
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$qs['_mfaMethod'] = \IPS\Request::i()->_mfaMethod;
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}
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}
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elseif ( isset( \IPS\Request::i()->mfa_auth ) )
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{
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$qs['mfa_auth'] = \IPS\Request::i()->mfa_auth;
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}
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elseif ( isset( \IPS\Request::i()->mfa_setup ) )
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{
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$qs['mfa_setup'] = \IPS\Request::i()->mfa_setup;
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}
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\IPS\Output::i()->redirect( $destination->setQueryString( $qs ) );
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}
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/**
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* Link Accounts
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*
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* @return void
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*/
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protected function link()
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{
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/* Get the member we're linking with */
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if ( !isset( $_SESSION['linkAccounts'] ) )
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{
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', 'front', 'login' ) );
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}
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$details = json_decode( $_SESSION['linkAccounts'], TRUE );
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$member = \IPS\Member::load( $details['member'] );
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if ( !$member->member_id )
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{
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=login', 'front', 'login' ) );
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}
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/* And then handler to link with */
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$handler = \IPS\Login\Handler::load( $details['handler'] );
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/* Init reauthentication */
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$login = new \IPS\Login( \IPS\Http\Url::internal( 'app=core&module=system&controller=login&do=link', 'front', 'login' )->setQueryString( 'ref', isset( \IPS\Request::i()->ref ) ? \IPS\Request::i()->ref : NULL ), \IPS\Login::LOGIN_REAUTHENTICATE );
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$login->reauthenticateAs = $member;
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$error = NULL;
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/* If successful (or if there's no way to reauthenticate which would only happen if a login handler has been deleted)) complete the link... */
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try
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{
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if ( $success = $login->authenticate() or ( !count( $login->usernamePasswordMethods() ) and !count( $login->buttonMethods() ) ) )
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{
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$handler->completeLink( $member, $details['details'] );
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unset( $_SESSION['linkAccounts'] );
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$destination = \IPS\Http\Url::internal( '' );
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if ( isset( \IPS\Request::i()->ref ) )
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{
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try
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{
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$ref = \IPS\Http\Url::createFromString( base64_decode( \IPS\Request::i()->ref ) );
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if ( $ref instanceof \IPS\Http\Url\Internal )
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{
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$destination = $ref;
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}
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}
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catch ( \Exception $e ) { }
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}
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$success = new \IPS\Login\Success( $member, $handler );
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if ( $success->mfa() )
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{
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$_SESSION['processing2FA'] = array( 'memberId' => $success->member->member_id, 'anonymous' => $success->anonymous, 'remember' => $success->rememberMe, 'destination' => (string) $destination, 'handler' => $success->handler->id );
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\IPS\Output::i()->redirect( $destination->setQueryString( '_mfaLogin', 1 ) );
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}
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$success->process();
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\IPS\Output::i()->redirect( $destination->setQueryString( '_fromLogin', 1 ) );
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}
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}
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catch ( \IPS\Login\Exception $e )
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{
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$error = $e->getMessage();
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}
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/* Otherwise show the reauthenticate form */
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\IPS\Output::i()->bodyClasses[] = 'ipsLayout_minimal';
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\IPS\Output::i()->sidebar['enabled'] = FALSE;
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\IPS\Output::i()->title = \IPS\Member::loggedIn()->language()->addToStack('login');
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\IPS\Output::i()->output = \IPS\Theme::i()->getTemplate( 'system' )->mergeSocialAccount( $handler, $member, $login, $error );
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}
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/**
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* Log Out
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*
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* @return void
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*/
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protected function logout()
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{
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$member = \IPS\Member::loggedIn();
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/* CSRF Check */
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\IPS\Session::i()->csrfCheck();
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/* Work out where we will be going after log out */
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if( !empty( $_SERVER['HTTP_REFERER'] ) )
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{
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$referrer = \IPS\Http\Url::createFromString( $_SERVER['HTTP_REFERER'] );
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$redirectUrl = ( $referrer instanceof \IPS\Http\Url\Internal and ( !isset( $referrer->queryString['do'] ) or $referrer->queryString['do'] != 'validating' ) ) ? $referrer : \IPS\Http\Url::internal('');
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}
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else
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{
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$redirectUrl = \IPS\Http\Url::internal( '' );
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}
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/* Are we logging out back to an admin user? */
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if( isset( $_SESSION['logged_in_as_key'] ) )
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{
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$key = $_SESSION['logged_in_as_key'];
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unset( \IPS\Data\Store::i()->$key );
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unset( $_SESSION['logged_in_as_key'] );
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unset( $_SESSION['logged_in_from'] );
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\IPS\Output::i()->redirect( $redirectUrl );
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}
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/* Do not allow the login_key to be re-used */
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if ( isset( \IPS\Request::i()->cookie['device_key'] ) )
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{
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try
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{
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$device = \IPS\Member\Device::loadAndAuthenticate( \IPS\Request::i()->cookie['device_key'], $member );
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$device->login_key = NULL;
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$device->save();
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}
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catch ( \OutOfRangeException $e ) { }
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}
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/* Clear cookies */
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\IPS\Request::i()->clearLoginCookies();
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/* Destroy the session (we have to explicitly reset the session cookie, see http://php.net/manual/en/function.session-destroy.php) */
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$_SESSION = array();
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$params = session_get_cookie_params();
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setcookie( session_name(), '', time() - 42000, $params["path"], $params["domain"], $params["secure"], $params["httponly"] );
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session_destroy();
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/* Member sync callback */
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$member->memberSync( 'onLogout', array( $redirectUrl ) );
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/* Redirect */
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\IPS\Output::i()->redirect( $redirectUrl->setQueryString( '_fromLogout', 1 ) );
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}
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/**
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* Log in as user
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*
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* @return void
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*/
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protected function loginas()
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{
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if ( !\IPS\Request::i()->key or \IPS\Data\Store::i()->admin_login_as_user != \IPS\Request::i()->key )
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{
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\IPS\Output::i()->error( 'invalid_login_as_user_key', '3S167/1', 403, '' );
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}
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/* Load member and admin user */
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$member = \IPS\Member::load( \IPS\Request::i()->id );
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$admin = \IPS\Member::load( \IPS\Request::i()->admin );
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/* Not logged in as admin? */
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if ( $admin->member_id != \IPS\Member::loggedIn()->member_id )
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{
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal( "app=core&module=system&controller=login", 'front', 'login' )->setQueryString( array( 'ref' => base64_encode( \IPS\Request::i()->url() ), '_err' => 'login_as_user_login' ) ) );
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}
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/* Do it */
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$_SESSION['logged_in_from'] = array( 'id' => $admin->member_id, 'name' => $admin->name );
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$unique_id = \IPS\Login::generateRandomString();
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$_SESSION['logged_in_as_key'] = $unique_id;
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\IPS\Data\Store::i()->$unique_id = $member->member_id;
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/* Ditch the key */
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unset( \IPS\Data\Store::i()->admin_login_as_user );
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/* Redirect */
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\IPS\Output::i()->redirect( \IPS\Http\Url::internal( '' ) );
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}
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} |