tags, which will not have 
 or 
 tags in its content */
				foreach( $signature->getElementsByTagName('pre') AS $pre )
				{
					$content = nl2br( trim( $pre->nodeValue ) );
					$preBreaks += count( explode( "
", $content ) );
				}
				
				if ( is_numeric( $sigLimits[5] ) and ( $signature->getElementsByTagName('p')->length + $signature->getElementsByTagName('br')->length + $preBreaks ) > $sigLimits[5] )
				{
					$errors[] = \IPS\Member::loggedIn()->language()->addToStack('sig_num_lines_exceeded');
				}
			}
			
			if( !empty( $errors ) )
			{
				$form->error = \IPS\Member::loggedIn()->language()->addToStack('sig_restrictions_exceeded');
				$form->elements['']['signature']->error = \IPS\Member::loggedIn()->language()->formatList( $errors );
				
				return \IPS\Theme::i()->getTemplate( 'system' )->settingsSignature( $form, $sigLimits );
			}
			
			\IPS\Member::loggedIn()->signature = $values['signature'];
			\IPS\Member::loggedIn()->members_bitoptions['view_sigs'] = $values['view_sigs'];
			
			\IPS\Member::loggedIn()->save();
			\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=signature', 'front', 'settings' ), 'signature_changed' );
		}

		return \IPS\Theme::i()->getTemplate( 'system' )->settingsSignature( $form, $sigLimits );
	}
	
	/**
	 * Login Method
	 *
	 * @return	string
	 */
	protected function _login()
	{
		/* Load method */
		try
		{
			$method = \IPS\Login\Handler::load( \IPS\Request::i()->service );
			if ( !$method->showInUcp( \IPS\Member::loggedIn() ) )
			{
				throw new \OutOfRangeException;
			}
		}
		catch ( \OutOfRangeException $e )
		{
			\IPS\Output::i()->error( 'page_doesnt_exist', '2C122/B', 404, '' );
		}
		
		/* Are we connected? */
		$blurb = 'profilesync_blurb';
		try
		{
			$connected = $method->canProcess( \IPS\Member::loggedIn() );
			if ( $connected )
			{
				$photoUrl = $method->userProfilePhoto( \IPS\Member::loggedIn() );
				$profileName = $method->userProfileName( \IPS\Member::loggedIn() );
			}
		}
		catch ( \IPS\Login\Exception $e )
		{
			$connected = FALSE;
			$blurb = 'profilesync_expire_blurb';
		}
				
		/* Are we connected? */
		if ( $connected )
		{			
			/* Can we disassociate? */
			$canDisassociate = FALSE;
			foreach ( \IPS\Login::methods() as $_method )
			{
				if ( $_method->id != $method->id and $_method->canProcess( \IPS\Member::loggedIn() ) )
				{
					$canDisassociate = TRUE;
					break;
				}
			}
			if ( $canDisassociate and isset( \IPS\Request::i()->disassociate ) )
			{				
				\IPS\Session::i()->csrfCheck();
				$method->disassociate();
				
				if ( $method->showInUcp( \IPS\Member::loggedIn() ) )
				{
					\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id, 'front', 'settings_login' ) );
				}
				else
				{
					\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings', 'front', 'settings' ) );
				}
			}
			
			/* Show sync options */
			$form = NULL;
			if ( $syncOptions = $method->syncOptions( \IPS\Member::loggedIn() ) )
			{
				$form = new \IPS\Helpers\Form( 'sync', 'profilesync_save' );
				$form->class = 'ipsForm_vertical';
				foreach ( $syncOptions as $option )
				{
					if ( $option == 'photo' and !\IPS\Member::loggedIn()->group['g_edit_profile'] )
					{
						continue;
					}
					if ( $option == 'cover' and ( !\IPS\Member::loggedIn()->group['g_edit_profile'] or !\IPS\Member::loggedIn()->group['gbw_allow_upload_bgimage'] ) )
					{
						continue;
					}
					if ( $option == 'status' and ( !\IPS\Member::loggedIn()->canAccessModule( \IPS\Application\Module::get( 'core', 'status' ) ) or !\IPS\core\Statuses\Status::canCreateFromCreateMenu( \IPS\Member::loggedIn() ) or !\IPS\Settings::i()->profile_comments or \IPS\Member::loggedIn()->group['gbw_no_status_update'] ) )
					{
						continue;
					}
					
					if ( $option == 'status' )
					{
						$checked = ( isset( \IPS\Member::loggedIn()->profilesync[ $option ] ) and array_key_exists( $method->id, \IPS\Member::loggedIn()->profilesync[ $option ]) );
					}
					else
					{
						$checked = ( isset( \IPS\Member::loggedIn()->profilesync[ $option ] ) and  \IPS\Member::loggedIn()->profilesync[ $option ]['handler'] == $method->id );
					}
					$field = new \IPS\Helpers\Form\Checkbox( "profilesync_{$option}", $checked, FALSE, array( 'labelSprintf' => array( \IPS\Member::loggedIn()->language()->addToStack( $method->_title ) ) ), NULL, NULL, NULL, "profilesync_{$option}_{$method->id}" );
					if ( $checked and ( ( $option == 'status' and $error = \IPS\Member::loggedIn()->profilesync[ $option ][ $method->id ]['error'] ) or ( $option != 'status' and $error = \IPS\Member::loggedIn()->profilesync[ $option ]['error'] ) ) )
					{
						$field->description = \IPS\Theme::i()->getTemplate( 'system' )->settingsLoginMethodSynError( $error );
					}		
					$form->add( $field );
				}
				if ( $values = $form->values() )
				{
					$profileSync = \IPS\Member::loggedIn()->profilesync;
					$changes = array();
					
					foreach ( $values as $k => $v )
					{
						$option = mb_substr( $k, 12 );
						if ( $option === 'status' )
						{
							if ( isset( \IPS\Member::loggedIn()->profilesync[ $option ][ $method->id ] ) )
							{
								if ( !$v )
								{
									unset( $profileSync[ $option ][ $method->id ] );
									$changes[ $option ] = FALSE;
								}
							}
							else
							{
								if ( $v )
								{
									$profileSync[ $option ][ $method->id ] = array( 'lastsynced' => NULL, 'error' => NULL );
									$changes[ $option ] = TRUE;
								}
							}
						}
						else
						{
							if ( isset( \IPS\Member::loggedIn()->profilesync[ $option ] ) and  \IPS\Member::loggedIn()->profilesync[ $option ]['handler'] == $method->id )
							{
								if ( !$v )
								{
									unset( $profileSync[ $option ] );
									$changes[ $option ] = FALSE;
								}
							}
							else
							{
								if ( $v )
								{
									$profileSync[ $option ] = array( 'handler' => $method->id, 'ref' => NULL, 'error' => NULL );
									$changes[ $option ] = TRUE;
								}
							}
						}
					}
					
					if ( count( $changes ) )
					{
						\IPS\Member::loggedIn()->logHistory( 'core', 'social_account', array( 'changed' => $changes, 'handler' => $method->id, 'service' => $method::getTitle() ) );
					}
					
					\IPS\Member::loggedIn()->profilesync = $profileSync;
					\IPS\Member::loggedIn()->save();
					\IPS\Member::loggedIn()->profileSync();
					
					\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id, 'front', 'settings_login' ) );
				}
			}
			
			$extraPermissions = NULL;
			$login = NULL;
			if ( isset( \IPS\Request::i()->scopes ) )
			{
				$method = \IPS\Login\Handler::findMethod('IPS\Login\Handler\Oauth2\Facebook');
				$extraPermissions = \IPS\Request::i()->scopes;
				$login = new \IPS\Login( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id . '&scopes=' . \IPS\Request::i()->scopes, 'front', 'settings_login' ), \IPS\Login::LOGIN_UCP );
				$login->reauthenticateAs = \IPS\Member::loggedIn();

				try
				{
					if ( $success = $login->authenticate( $method ) )
					{				
						if ( $success->member->member_id === \IPS\Member::loggedIn()->member_id )
						{
							$method->completeLink( \IPS\Member::loggedIn(), NULL );
							\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id, 'front', 'settings_login' ) );
						}
					}
				}
				catch( \Exception $ex ) { }
			}
					
			/* Display */
			return \IPS\Theme::i()->getTemplate( 'system' )->settingsLoginMethodOn( $method, $form, $canDisassociate, $photoUrl, $profileName, $extraPermissions, $login );
		}
		
		/* No - show option to connect */
		else
		{			
			$login = new \IPS\Login( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id, 'front', 'settings_login' ), \IPS\Login::LOGIN_UCP );
			$login->reauthenticateAs = \IPS\Member::loggedIn();
			$error = NULL;
			try
			{
				if ( $success = $login->authenticate( $method ) )
				{					
					if ( $success->member->member_id === \IPS\Member::loggedIn()->member_id )
					{
						$method->completeLink( \IPS\Member::loggedIn(), NULL );
						\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id, 'front', 'settings_login' ) );
					}
					else
					{
						$error = \IPS\Member::loggedIn()->language()->addToStack( 'profilesync_already_associated', FALSE, array( 'sprintf' => array( $method->_title ) ) );
					}
				}
			}
			catch ( \IPS\Login\Exception $e )
			{
				if ( $e->getCode() === \IPS\Login\Exception::MERGE_SOCIAL_ACCOUNT )
				{
					if ( $e->member->member_id === \IPS\Member::loggedIn()->member_id )
					{
						$method->completeLink( \IPS\Member::loggedIn(), NULL );
						\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=login&service=' . $method->id, 'front', 'settings_login' ) );
					}
					else
					{
						$error = \IPS\Member::loggedIn()->language()->addToStack( 'profilesync_email_exists', FALSE, array( 'sprintf' => array( $method->_title ) ) );
					}
				}
				else
				{
					$error = $e->getMessage();
				}
			}
			
			return \IPS\Theme::i()->getTemplate( 'system' )->settingsLoginMethodOff( $method, $login, $error, $blurb );
		}
	}
	
	/**
	 * Apps
	 *
	 * @return	string
	 */
	protected function _apps()
	{
		$apps = array();
		
		foreach ( \IPS\Db::i()->select( '*', 'core_oauth_server_access_tokens', array( 'member_id=?', \IPS\Member::loggedIn()->member_id ), 'issued DESC' ) as $accessToken )
		{
			try
			{
				$client = \IPS\Api\OAuthClient::load( $accessToken['client_id'] );
				if ( !$client->enabled )
				{
					throw new \OutOfRangeException;
				}
				if ( !$client->ucp )
				{
					continue;
				}
				
				if ( !isset( $apps[ $client->client_id ] ) )
				{
					$apps[ $client->client_id ] = array(
						'issued'	=> $accessToken['issued'],
						'client'	=> $client,
						'scopes'	=> array()
					);
				}
				else
				{
					if ( $accessToken['issued'] < $apps[ $client->client_id ]['issued'] )
					{
						$apps[ $client->client_id ]['issued'] = $accessToken['issued'];
					}
				}
				
				$scopes = array();
				if ( $accessToken['scope'] and $authorizedScopes = json_decode( $accessToken['scope'] ) )
				{
					$availableScopes = json_decode( $client->scopes, TRUE );
					foreach ( $authorizedScopes as $scope )
					{
						if ( isset( $availableScopes[ $scope ] ) and !isset( $apps[ $client->client_id ]['scopes'][ $scope ] ) )
						{
							$apps[ $client->client_id ]['scopes'][ $scope ] = $availableScopes[ $scope ]['description'];
						}
					}
				}
			}
			catch ( \OutOfRangeException $e ) { }
		}
				
		return \IPS\Theme::i()->getTemplate( 'system' )->settingsApps( $apps );
	}
		
	/**
	 * Change App Permissions
	 *
	 * @return	string
	 */
	protected function revokeApp()
	{
		\IPS\Session::i()->csrfCheck();
		
		try
		{
			$client = \IPS\Api\OAuthClient::load( \IPS\Request::i()->client_id );
			\IPS\Db::i()->delete( 'core_oauth_server_access_tokens', array( 'client_id=? AND member_id=?', $client->client_id, \IPS\Member::loggedIn()->member_id ) );
			\IPS\Member::loggedIn()->logHistory( 'core', 'oauth', array( 'type' => 'revoked_access_token', 'client' => $client->client_id ) );
		}
		catch ( \Exception $e ) { } 
				
		\IPS\Output::i()->redirect( \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&area=apps', 'front', 'settings_apps' ) );
	}
	
	/**
	 * Disable All Signatures
	 *
	 * @return	void
	 */
	protected function toggleSigs()
	{
		if ( !\IPS\Settings::i()->signatures_enabled )
		{
			\IPS\Output::i()->error( 'signatures_disabled', '2C122/F', 403, '' );
		}
			
		\IPS\Session::i()->csrfCheck();
			
		if ( \IPS\Member::loggedIn()->members_bitoptions['view_sigs'] )
		{
			\IPS\Member::loggedIn()->members_bitoptions['view_sigs'] = 0;
		}
		else
		{
			\IPS\Member::loggedIn()->members_bitoptions['view_sigs'] = 1;
		}
		
		\IPS\Member::loggedIn()->save();
		
		if ( \IPS\Request::i()->isAjax() )
		{
			\IPS\Output::i()->json( 'OK' );
		}
		
		$redirectUrl = ( !empty( $_SERVER['HTTP_REFERER'] ) ) ? \IPS\Http\Url::external( $_SERVER['HTTP_REFERER'] ) : \IPS\Http\Url::internal( "app=core&module=system&controller=settings", 'front', 'settings' );
		\IPS\Output::i()->redirect( $redirectUrl, 'signature_pref_toggled' );
	}
	
	/**
	 * Dismiss Profile Completion
	 *
	 * @return	void
	 */
	protected function dismissProfile()
	{
		\IPS\Session::i()->csrfCheck();
		
		\IPS\Member::loggedIn()->members_bitoptions['profile_completion_dismissed'] = TRUE;
		\IPS\Member::loggedIn()->save();
		
		if ( \IPS\Request::i()->isAjax() )
		{
			\IPS\Output::i()->json( 'OK' );
		}
		else
		{
			$redirectUrl = ( !empty( $_SERVER['HTTP_REFERER'] ) ) ? \IPS\Http\Url::external( $_SERVER['HTTP_REFERER'] ) : \IPS\Http\Url::internal( "app=core&module=system&controller=settings", 'front', 'settings' );
			\IPS\Output::i()->redirect( $redirectUrl );
		}
	}
	
	/**
	 * Completion Wizard
	 *
	 * @return	void
	 */
	protected function completion()
	{
		$steps = array();
		$url = \IPS\Http\Url::internal( 'app=core&module=system&controller=settings&do=completion', 'front', 'settings' );

		foreach( \IPS\Application::allExtensions( 'core', 'ProfileSteps' ) AS $extension )
		{
			if ( method_exists( $extension, 'wizard') AND count( $extension::wizard() ) )
			{
				$steps = array_merge( $steps, $extension::wizard() );
			}
		}

		$steps = \IPS\Member\ProfileStep::setOrder( $steps );

		$steps = array_merge( $steps, array( 'profile_done' => function( $data ) {
			\IPS\Output::i()->redirect( \IPS\Http\Url::internal( "app=core&module=system&controller=settings", 'front', 'settings' ), 'saved' );
		} ) );
		
		$wizard = new \IPS\Helpers\Wizard( $steps, $url, TRUE, NULL, TRUE );
	
		\IPS\Output::i()->cssFiles = array_merge( \IPS\Output::i()->cssFiles, \IPS\Theme::i()->css( '2fa.css', 'core', 'global' ) );
		\IPS\Output::i()->cssFiles	= array_merge( \IPS\Output::i()->cssFiles, \IPS\Theme::i()->css( 'styles/settings.css' ) );
		
		\IPS\Output::i()->bodyClasses[]			= 'ipsLayout_minimal';
		\IPS\Output::i()->sidebar['enabled']	= FALSE;
		\IPS\Output::i()->title					= \IPS\Member::loggedIn()->language()->addToStack( 'complete_your_profile' );
		\IPS\Output::i()->output = \IPS\Theme::i()->getTemplate( 'system' )->completeWizard( $wizard );
	}

	/**
	 * Subscribe to newsletter
	 *
	 * @return	void
	 */
	protected function newsletterSubscribe()
	{
		\IPS\Session::i()->csrfCheck();


		\IPS\Member::loggedIn()->allow_admin_mails = TRUE;
		\IPS\Member::loggedIn()->save();

		if ( \IPS\Request::i()->isAjax() )
		{
			\IPS\Output::i()->json( 'OK' );
		}

		$ref = \IPS\Request::i()->ref;
		if ( $ref and $ref = @base64_decode( $ref ) )
		{
			try
			{
				$ref = \IPS\Http\Url::createFromString( $ref );
				if ( !( $ref instanceof \IPS\Http\Url\Internal ) or $ref->base !== 'front' or $ref->openRedirect() )
				{
					throw new \Exception;
				}
			}
			catch ( \Exception $e )
			{
				$ref = \IPS\Http\Url::internal( "app=core&module=system&controller=settings", 'front', 'settings' );
			}
		}
		else
		{
			$ref = \IPS\Http\Url::internal( "app=core&module=system&controller=settings", 'front', 'settings' );
		}

		\IPS\Output::i()->redirect( $ref, 'block_newsletter_subscribed' );
	}
}