941 lines
		
	
	
	
		
			25 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			941 lines
		
	
	
	
		
			25 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * @file src/App.php
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 */
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namespace Friendica;
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use Detection\MobileDetect;
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use Exception;
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use Friendica\App\Arguments;
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use Friendica\App\BaseURL;
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use Friendica\App\Page;
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use Friendica\Core\Config\Cache\ConfigCache;
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use Friendica\Core\Config\Configuration;
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use Friendica\Core\Config\PConfiguration;
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use Friendica\Core\L10n\L10n;
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use Friendica\Core\System;
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use Friendica\Core\Theme;
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use Friendica\Database\Database;
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use Friendica\Model\Profile;
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use Friendica\Module\Login;
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use Friendica\Module\Special\HTTPException as ModuleHTTPException;
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use Friendica\Network\HTTPException;
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use Friendica\Util\ConfigFileLoader;
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use Friendica\Util\HTTPSignature;
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use Friendica\Util\Profiler;
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use Friendica\Util\Strings;
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use Psr\Log\LoggerInterface;
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/**
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 *
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 * class: App
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 *
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 * @brief Our main application structure for the life of this page.
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 *
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 * Primarily deals with the URL that got us here
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 * and tries to make some sense of it, and
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 * stores our page contents and config storage
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 * and anything else that might need to be passed around
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 * before we spit the page out.
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 *
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 */
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class App
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{
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	/** @deprecated 2019.09 - use App\Arguments->getQueryString() */
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	public $query_string;
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	/**
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	 * @var Page The current page environment
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	 */
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	public $page;
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	public $profile;
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	public $profile_uid;
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	public $user;
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	public $cid;
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	public $contact;
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	public $contacts;
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	public $page_contact;
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	public $content;
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	public $data = [];
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	/** @deprecated 2019.09 - use App\Arguments->getCommand() */
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	public $cmd = '';
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	/** @deprecated 2019.09 - use App\Arguments->getArgv() or Arguments->get() */
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	public $argv;
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	/** @deprecated 2019.09 - use App\Arguments->getArgc() */
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	public $argc;
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	/** @deprecated 2019.09 - Use App\Module->getName() instead */
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	public $module;
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	public $timezone;
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	public $interactive = true;
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	public $identities;
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	public $is_mobile;
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	public $is_tablet;
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	public $theme_info  = [];
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	public $category;
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	// Allow themes to control internal parameters
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	// by changing App values in theme.php
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	public $sourcename              = '';
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	public $videowidth              = 425;
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	public $videoheight             = 350;
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	public $force_max_items         = 0;
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	public $theme_events_in_profile = true;
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	public $queue;
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	/**
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	 * @var App\Mode The Mode of the Application
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	 */
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	private $mode;
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	/**
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	 * @var App\Router
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	 */
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	private $router;
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	/**
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	 * @var BaseURL
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	 */
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	private $baseURL;
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	/**
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	 * @var string The name of the current theme
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	 */
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	private $currentTheme;
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	/**
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	 * @var bool check if request was an AJAX (xmlhttprequest) request
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	 */
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	private $isAjax;
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	/**
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	 * @var MobileDetect
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	 */
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	public $mobileDetect;
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	/**
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	 * @var Configuration The config
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	 */
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	private $config;
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	/**
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	 * @var LoggerInterface The logger
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	 */
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	private $logger;
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	/**
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	 * @var Profiler The profiler of this app
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	 */
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	private $profiler;
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	/**
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	 * @var Database The Friendica database connection
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	 */
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	private $database;
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	/**
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	 * @var L10n The translator
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	 */
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	private $l10n;
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	/**
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	 * @var App\Arguments
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	 */
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	private $args;
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	/**
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	 * Returns the current config cache of this node
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	 *
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	 * @return ConfigCache
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	 */
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	public function getConfigCache()
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	{
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		return $this->config->getCache();
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	}
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	/**
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	 * Returns the current config of this node
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	 *
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	 * @return Configuration
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	 */
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	public function getConfig()
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	{
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		return $this->config;
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	}
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	/**
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	 * The basepath of this app
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	 *
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	 * @return string
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	 */
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	public function getBasePath()
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	{
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		// Don't use the basepath of the config table for basepath (it should always be the config-file one)
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		return $this->config->getCache()->get('system', 'basepath');
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	}
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	/**
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	 * The Logger of this app
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	 *
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	 * @return LoggerInterface
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	 */
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	public function getLogger()
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	{
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		return $this->logger;
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	}
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	/**
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	 * The profiler of this app
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	 *
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	 * @return Profiler
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	 */
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	public function getProfiler()
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	{
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		return $this->profiler;
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	}
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	/**
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	 * Returns the Mode of the Application
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	 *
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	 * @return App\Mode The Application Mode
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	 */
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	public function getMode()
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	{
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		return $this->mode;
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	}
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	/**
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	 * Returns the Database of the Application
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	 *
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	 * @return Database
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	 */
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	public function getDBA()
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	{
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		return $this->database;
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	}
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	/**
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	 * @deprecated 2019.09 - use Page->registerStylesheet instead
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	 * @see Page::registerStylesheet()
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	 */
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	public function registerStylesheet($path)
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	{
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		$this->page->registerStylesheet($path);
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	}
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	/**
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	 * @deprecated 2019.09 - use Page->registerFooterScript instead
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	 * @see Page::registerFooterScript()
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	 */
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	public function registerFooterScript($path)
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	{
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		$this->page->registerFooterScript($path);
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	}
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	/**
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	 * @param Database        $database     The Friendica Database
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	 * @param Configuration   $config       The Configuration
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	 * @param App\Mode        $mode         The mode of this Friendica app
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	 * @param App\Router      $router       The router of this Friendica app
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	 * @param BaseURL         $baseURL      The full base URL of this Friendica app
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	 * @param LoggerInterface $logger       The current app logger
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	 * @param Profiler        $profiler     The profiler of this application
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	 * @param L10n            $l10n         The translator instance
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	 * @param App\Arguments   $args         The Friendica Arguments of the call
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	 * @param MobileDetect    $mobileDetect A mobile detection class
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	 */
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	public function __construct(Database $database, Configuration $config, App\Mode $mode, App\Router $router, BaseURL $baseURL, LoggerInterface $logger, Profiler $profiler, L10n $l10n, Arguments $args, App\Module $module, App\Page $page, MobileDetect $mobileDetect)
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	{
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		$this->database     = $database;
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		$this->config       = $config;
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		$this->mode         = $mode;
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		$this->router       = $router;
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		$this->baseURL      = $baseURL;
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		$this->profiler     = $profiler;
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		$this->logger       = $logger;
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		$this->l10n         = $l10n;
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		$this->args         = $args;
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		$this->mobileDetect = $mobileDetect;
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		$this->cmd          = $args->getCommand();
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		$this->argv         = $args->getArgv();
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		$this->argc         = $args->getArgc();
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		$this->query_string = $args->getQueryString();
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		$this->module       = $module->getName();
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		$this->page = $page;
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		$this->is_mobile = $mobileDetect->isMobile();
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		$this->is_tablet = $mobileDetect->isTablet();
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		$this->isAjax = strtolower(defaults($_SERVER, 'HTTP_X_REQUESTED_WITH', '')) == 'xmlhttprequest';
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		$this->load();
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	}
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	/**
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	 * Load the whole app instance
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	 */
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	public function load()
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	{
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		set_time_limit(0);
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		// This has to be quite large to deal with embedded private photos
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		ini_set('pcre.backtrack_limit', 500000);
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		set_include_path(
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			get_include_path() . PATH_SEPARATOR
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			. $this->getBasePath() . DIRECTORY_SEPARATOR . 'include' . PATH_SEPARATOR
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			. $this->getBasePath() . DIRECTORY_SEPARATOR . 'library' . PATH_SEPARATOR
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			. $this->getBasePath());
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		$this->profiler->reset();
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		if ($this->mode->has(App\Mode::DBAVAILABLE)) {
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			$this->profiler->update($this->config);
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			Core\Hook::loadHooks();
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			$loader = new ConfigFileLoader($this->getBasePath());
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			Core\Hook::callAll('load_config', $loader);
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		}
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		$this->loadDefaultTimezone();
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		// Register template engines
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		Core\Renderer::registerTemplateEngine('Friendica\Render\FriendicaSmartyEngine');
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	}
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	/**
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	 * Loads the default timezone
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	 *
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	 * Include support for legacy $default_timezone
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	 *
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	 * @global string $default_timezone
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	 */
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	private function loadDefaultTimezone()
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	{
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		if ($this->config->get('system', 'default_timezone')) {
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			$this->timezone = $this->config->get('system', 'default_timezone');
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		} else {
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			global $default_timezone;
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			$this->timezone = !empty($default_timezone) ? $default_timezone : 'UTC';
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		}
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		if ($this->timezone) {
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			date_default_timezone_set($this->timezone);
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		}
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	}
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	/**
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	 * Returns the scheme of the current call
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	 *
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	 * @return string
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	 *
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	 * @deprecated 2019.06 - use BaseURL->getScheme() instead
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	 */
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	public function getScheme()
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	{
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		return $this->baseURL->getScheme();
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	}
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	/**
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	 * Retrieves the Friendica instance base URL
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	 *
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	 * @param bool $ssl Whether to append http or https under BaseURL::SSL_POLICY_SELFSIGN
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	 *
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	 * @return string Friendica server base URL
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	 *
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	 * @deprecated 2019.09 - use BaseUrl->get($ssl) instead
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	 */
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	public function getBaseURL($ssl = false)
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	{
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		return $this->baseURL->get($ssl);
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	}
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	/**
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	 * @brief      Initializes the baseurl components
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	 *
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	 * Clears the baseurl cache to prevent inconsistencies
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	 *
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	 * @param string $url
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	 *
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	 * @deprecated 2019.06 - use BaseURL->saveByURL($url) instead
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	 */
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	public function setBaseURL($url)
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	{
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		$this->baseURL->saveByURL($url);
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	}
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	/**
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	 * Returns the current hostname
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	 *
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	 * @return string
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	 *
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	 * @deprecated 2019.06 - use BaseURL->getHostname() instead
 | 
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	 */
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	public function getHostName()
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	{
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		return $this->baseURL->getHostname();
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	}
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 | 
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	/**
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	 * Returns the sub-path of the full URL
 | 
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	 *
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	 * @return string
 | 
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	 *
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	 * @deprecated 2019.06 - use BaseURL->getUrlPath() instead
 | 
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	 */
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	public function getURLPath()
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	{
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		return $this->baseURL->getUrlPath();
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	}
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 | 
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	/**
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	 * @brief      Removes the base url from an url. This avoids some mixed content problems.
 | 
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	 *
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	 * @param string $origURL
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	 *
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	 * @return string The cleaned url
 | 
						|
	 *
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	 * @deprecated 2019.09 - Use BaseURL->remove() instead
 | 
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	 * @see        BaseURL::remove()
 | 
						|
	 */
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	public function removeBaseURL($origURL)
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	{
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		return $this->baseURL->remove($origURL);
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	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Returns the current UserAgent as a String
 | 
						|
	 *
 | 
						|
	 * @return string the UserAgent as a String
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
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	public function getUserAgent()
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	{
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		return
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			FRIENDICA_PLATFORM . " '" .
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			FRIENDICA_CODENAME . "' " .
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			FRIENDICA_VERSION . '-' .
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			DB_UPDATE_VERSION . '; ' .
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			$this->getBaseURL();
 | 
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	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Returns true, if the call is from a backend node (f.e. from a worker)
 | 
						|
	 *
 | 
						|
	 * @return bool Is it a known backend?
 | 
						|
	 *
 | 
						|
	 * @deprecated 2019.09 - use App\Mode->isBackend() instead
 | 
						|
	 * @see        App\Mode::isBackend()
 | 
						|
	 * Use BaseObject::getClass(App\Mode::class) to get the global instance of Mode
 | 
						|
	 */
 | 
						|
	public function isBackend()
 | 
						|
	{
 | 
						|
		return $this->mode->isBackend();
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * @brief Checks if the maximum number of database processes is reached
 | 
						|
	 *
 | 
						|
	 * @return bool Is the limit reached?
 | 
						|
	 */
 | 
						|
	public function isMaxProcessesReached()
 | 
						|
	{
 | 
						|
		// Deactivated, needs more investigating if this check really makes sense
 | 
						|
		return false;
 | 
						|
 | 
						|
		/*
 | 
						|
		 * Commented out to suppress static analyzer issues
 | 
						|
		 *
 | 
						|
		if ($this->is_backend()) {
 | 
						|
			$process = 'backend';
 | 
						|
			$max_processes = $this->config->get('system', 'max_processes_backend');
 | 
						|
			if (intval($max_processes) == 0) {
 | 
						|
				$max_processes = 5;
 | 
						|
			}
 | 
						|
		} else {
 | 
						|
			$process = 'frontend';
 | 
						|
			$max_processes = $this->config->get('system', 'max_processes_frontend');
 | 
						|
			if (intval($max_processes) == 0) {
 | 
						|
				$max_processes = 20;
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		$processlist = DBA::processlist();
 | 
						|
		if ($processlist['list'] != '') {
 | 
						|
			$this->logger->debug('Processcheck: Processes: ' . $processlist['amount'] . ' - Processlist: ' . $processlist['list']);
 | 
						|
 | 
						|
			if ($processlist['amount'] > $max_processes) {
 | 
						|
				$this->logger->debug('Processcheck: Maximum number of processes for ' . $process . ' tasks (' . $max_processes . ') reached.');
 | 
						|
				return true;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return false;
 | 
						|
		 */
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * @brief Checks if the minimal memory is reached
 | 
						|
	 *
 | 
						|
	 * @return bool Is the memory limit reached?
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function isMinMemoryReached()
 | 
						|
	{
 | 
						|
		$min_memory = $this->config->get('system', 'min_memory', 0);
 | 
						|
		if ($min_memory == 0) {
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
 | 
						|
		if (!is_readable('/proc/meminfo')) {
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
 | 
						|
		$memdata = explode("\n", file_get_contents('/proc/meminfo'));
 | 
						|
 | 
						|
		$meminfo = [];
 | 
						|
		foreach ($memdata as $line) {
 | 
						|
			$data = explode(':', $line);
 | 
						|
			if (count($data) != 2) {
 | 
						|
				continue;
 | 
						|
			}
 | 
						|
			list($key, $val) = $data;
 | 
						|
			$meminfo[$key] = (int)trim(str_replace('kB', '', $val));
 | 
						|
			$meminfo[$key] = (int)($meminfo[$key] / 1024);
 | 
						|
		}
 | 
						|
 | 
						|
		if (!isset($meminfo['MemFree'])) {
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
 | 
						|
		$free = $meminfo['MemFree'];
 | 
						|
 | 
						|
		$reached = ($free < $min_memory);
 | 
						|
 | 
						|
		if ($reached) {
 | 
						|
			$this->logger->debug('Minimal memory reached.', ['free' => $free, 'memtotal' => $meminfo['MemTotal'], 'limit' => $min_memory]);
 | 
						|
		}
 | 
						|
 | 
						|
		return $reached;
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * @brief Checks if the maximum load is reached
 | 
						|
	 *
 | 
						|
	 * @return bool Is the load reached?
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function isMaxLoadReached()
 | 
						|
	{
 | 
						|
		if ($this->mode->isBackend()) {
 | 
						|
			$process    = 'backend';
 | 
						|
			$maxsysload = intval($this->config->get('system', 'maxloadavg'));
 | 
						|
			if ($maxsysload < 1) {
 | 
						|
				$maxsysload = 50;
 | 
						|
			}
 | 
						|
		} else {
 | 
						|
			$process    = 'frontend';
 | 
						|
			$maxsysload = intval($this->config->get('system', 'maxloadavg_frontend'));
 | 
						|
			if ($maxsysload < 1) {
 | 
						|
				$maxsysload = 50;
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		$load = Core\System::currentLoad();
 | 
						|
		if ($load) {
 | 
						|
			if (intval($load) > $maxsysload) {
 | 
						|
				$this->logger->info('system load for process too high.', ['load' => $load, 'process' => $process, 'maxsysload' => $maxsysload]);
 | 
						|
				return true;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return false;
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Executes a child process with 'proc_open'
 | 
						|
	 *
 | 
						|
	 * @param string $command The command to execute
 | 
						|
	 * @param array  $args    Arguments to pass to the command ( [ 'key' => value, 'key2' => value2, ... ]
 | 
						|
	 *
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function proc_run($command, $args)
 | 
						|
	{
 | 
						|
		if (!function_exists('proc_open')) {
 | 
						|
			return;
 | 
						|
		}
 | 
						|
 | 
						|
		$cmdline = $this->config->get('config', 'php_path', 'php') . ' ' . escapeshellarg($command);
 | 
						|
 | 
						|
		foreach ($args as $key => $value) {
 | 
						|
			if (!is_null($value) && is_bool($value) && !$value) {
 | 
						|
				continue;
 | 
						|
			}
 | 
						|
 | 
						|
			$cmdline .= ' --' . $key;
 | 
						|
			if (!is_null($value) && !is_bool($value)) {
 | 
						|
				$cmdline .= ' ' . $value;
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		if ($this->isMinMemoryReached()) {
 | 
						|
			return;
 | 
						|
		}
 | 
						|
 | 
						|
		if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
 | 
						|
			$resource = proc_open('cmd /c start /b ' . $cmdline, [], $foo, $this->getBasePath());
 | 
						|
		} else {
 | 
						|
			$resource = proc_open($cmdline . ' &', [], $foo, $this->getBasePath());
 | 
						|
		}
 | 
						|
		if (!is_resource($resource)) {
 | 
						|
			$this->logger->debug('We got no resource for command.', ['cmd' => $cmdline]);
 | 
						|
			return;
 | 
						|
		}
 | 
						|
		proc_close($resource);
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Generates the site's default sender email address
 | 
						|
	 *
 | 
						|
	 * @return string
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function getSenderEmailAddress()
 | 
						|
	{
 | 
						|
		$sender_email = $this->config->get('config', 'sender_email');
 | 
						|
		if (empty($sender_email)) {
 | 
						|
			$hostname = $this->baseURL->getHostname();
 | 
						|
			if (strpos($hostname, ':')) {
 | 
						|
				$hostname = substr($hostname, 0, strpos($hostname, ':'));
 | 
						|
			}
 | 
						|
 | 
						|
			$sender_email = 'noreply@' . $hostname;
 | 
						|
		}
 | 
						|
 | 
						|
		return $sender_email;
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Returns the current theme name.
 | 
						|
	 *
 | 
						|
	 * @return string the name of the current theme
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function getCurrentTheme()
 | 
						|
	{
 | 
						|
		if ($this->mode->isInstall()) {
 | 
						|
			return '';
 | 
						|
		}
 | 
						|
 | 
						|
		if (!$this->currentTheme) {
 | 
						|
			$this->computeCurrentTheme();
 | 
						|
		}
 | 
						|
 | 
						|
		return $this->currentTheme;
 | 
						|
	}
 | 
						|
 | 
						|
	public function setCurrentTheme($theme)
 | 
						|
	{
 | 
						|
		$this->currentTheme = $theme;
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Computes the current theme name based on the node settings, the user settings and the device type
 | 
						|
	 *
 | 
						|
	 * @throws Exception
 | 
						|
	 */
 | 
						|
	private function computeCurrentTheme()
 | 
						|
	{
 | 
						|
		$system_theme = $this->config->get('system', 'theme');
 | 
						|
		if (!$system_theme) {
 | 
						|
			throw new Exception($this->l10n->t('No system theme config value set.'));
 | 
						|
		}
 | 
						|
 | 
						|
		// Sane default
 | 
						|
		$this->currentTheme = $system_theme;
 | 
						|
 | 
						|
		$page_theme = null;
 | 
						|
		// Find the theme that belongs to the user whose stuff we are looking at
 | 
						|
		if ($this->profile_uid && ($this->profile_uid != local_user())) {
 | 
						|
			// Allow folks to override user themes and always use their own on their own site.
 | 
						|
			// This works only if the user is on the same server
 | 
						|
			$user = $this->database->selectFirst('user', ['theme'], ['uid' => $this->profile_uid]);
 | 
						|
			if ($this->database->isResult($user) && !Core\PConfig::get(local_user(), 'system', 'always_my_theme')) {
 | 
						|
				$page_theme = $user['theme'];
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		$user_theme = Core\Session::get('theme', $system_theme);
 | 
						|
 | 
						|
		// Specific mobile theme override
 | 
						|
		if (($this->is_mobile || $this->is_tablet) && Core\Session::get('show-mobile', true)) {
 | 
						|
			$system_mobile_theme = $this->config->get('system', 'mobile-theme');
 | 
						|
			$user_mobile_theme   = Core\Session::get('mobile-theme', $system_mobile_theme);
 | 
						|
 | 
						|
			// --- means same mobile theme as desktop
 | 
						|
			if (!empty($user_mobile_theme) && $user_mobile_theme !== '---') {
 | 
						|
				$user_theme = $user_mobile_theme;
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		if ($page_theme) {
 | 
						|
			$theme_name = $page_theme;
 | 
						|
		} else {
 | 
						|
			$theme_name = $user_theme;
 | 
						|
		}
 | 
						|
 | 
						|
		$theme_name = Strings::sanitizeFilePathItem($theme_name);
 | 
						|
		if ($theme_name
 | 
						|
		    && in_array($theme_name, Theme::getAllowedList())
 | 
						|
		    && (file_exists('view/theme/' . $theme_name . '/style.css')
 | 
						|
		        || file_exists('view/theme/' . $theme_name . '/style.php'))
 | 
						|
		) {
 | 
						|
			$this->currentTheme = $theme_name;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * @brief Return full URL to theme which is currently in effect.
 | 
						|
	 *
 | 
						|
	 * Provide a sane default if nothing is chosen or the specified theme does not exist.
 | 
						|
	 *
 | 
						|
	 * @return string
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function getCurrentThemeStylesheetPath()
 | 
						|
	{
 | 
						|
		return Core\Theme::getStylesheetPath($this->getCurrentTheme());
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Check if request was an AJAX (xmlhttprequest) request.
 | 
						|
	 *
 | 
						|
	 * @return boolean true if it was an AJAX request
 | 
						|
	 */
 | 
						|
	public function isAjax()
 | 
						|
	{
 | 
						|
		return $this->isAjax;
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * @deprecated use Arguments->get() instead
 | 
						|
	 *
 | 
						|
	 * @see        App\Arguments
 | 
						|
	 */
 | 
						|
	public function getArgumentValue($position, $default = '')
 | 
						|
	{
 | 
						|
		return $this->args->get($position, $default);
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Sets the base url for use in cmdline programs which don't have
 | 
						|
	 * $_SERVER variables
 | 
						|
	 */
 | 
						|
	public function checkURL()
 | 
						|
	{
 | 
						|
		$url = $this->config->get('system', 'url');
 | 
						|
 | 
						|
		// if the url isn't set or the stored url is radically different
 | 
						|
		// than the currently visited url, store the current value accordingly.
 | 
						|
		// "Radically different" ignores common variations such as http vs https
 | 
						|
		// and www.example.com vs example.com.
 | 
						|
		// We will only change the url to an ip address if there is no existing setting
 | 
						|
 | 
						|
		if (empty($url) || (!Util\Strings::compareLink($url, $this->getBaseURL())) && (!preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/", $this->baseURL->getHostname()))) {
 | 
						|
			$this->config->set('system', 'url', $this->getBaseURL());
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Frontend App script
 | 
						|
	 *
 | 
						|
	 * The App object behaves like a container and a dispatcher at the same time, including a representation of the
 | 
						|
	 * request and a representation of the response.
 | 
						|
	 *
 | 
						|
	 * This probably should change to limit the size of this monster method.
 | 
						|
	 *
 | 
						|
	 * @param App\Module $module The determined module
 | 
						|
	 */
 | 
						|
	public function runFrontend(App\Module $module, App\Router $router, PConfiguration $pconfig)
 | 
						|
	{
 | 
						|
		$moduleName = $module->getName();
 | 
						|
 | 
						|
		try {
 | 
						|
			// Missing DB connection: ERROR
 | 
						|
			if ($this->mode->has(App\Mode::LOCALCONFIGPRESENT) && !$this->mode->has(App\Mode::DBAVAILABLE)) {
 | 
						|
				throw new HTTPException\InternalServerErrorException('Apologies but the website is unavailable at the moment.');
 | 
						|
			}
 | 
						|
 | 
						|
			// Max Load Average reached: ERROR
 | 
						|
			if ($this->isMaxProcessesReached() || $this->isMaxLoadReached()) {
 | 
						|
				header('Retry-After: 120');
 | 
						|
				header('Refresh: 120; url=' . $this->baseURL->get() . "/" . $this->args->getQueryString());
 | 
						|
 | 
						|
				throw new HTTPException\ServiceUnavailableException('The node is currently overloaded. Please try again later.');
 | 
						|
			}
 | 
						|
 | 
						|
			if (!$this->mode->isInstall()) {
 | 
						|
				// Force SSL redirection
 | 
						|
				if ($this->baseURL->checkRedirectHttps()) {
 | 
						|
					System::externalRedirect($this->baseURL->get() . '/' . $this->args->getQueryString());
 | 
						|
				}
 | 
						|
 | 
						|
				Core\Session::init();
 | 
						|
				Core\Hook::callAll('init_1');
 | 
						|
			}
 | 
						|
 | 
						|
			// Exclude the backend processes from the session management
 | 
						|
			if (!$this->mode->isBackend()) {
 | 
						|
				$stamp1 = microtime(true);
 | 
						|
				session_start();
 | 
						|
				$this->profiler->saveTimestamp($stamp1, 'parser', Core\System::callstack());
 | 
						|
				$this->l10n->setSessionVariable();
 | 
						|
				$this->l10n->setLangFromSession();
 | 
						|
			} else {
 | 
						|
				$_SESSION = [];
 | 
						|
				Core\Worker::executeIfIdle();
 | 
						|
			}
 | 
						|
 | 
						|
			if ($this->mode->isNormal()) {
 | 
						|
				$requester = HTTPSignature::getSigner('', $_SERVER);
 | 
						|
				if (!empty($requester)) {
 | 
						|
					Profile::addVisitorCookieForHandle($requester);
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			// ZRL
 | 
						|
			if (!empty($_GET['zrl']) && $this->mode->isNormal()) {
 | 
						|
				if (!local_user()) {
 | 
						|
					// Only continue when the given profile link seems valid
 | 
						|
					// Valid profile links contain a path with "/profile/" and no query parameters
 | 
						|
					if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") &&
 | 
						|
					    strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
 | 
						|
						if (Core\Session::get('visitor_home') != $_GET["zrl"]) {
 | 
						|
							Core\Session::set('my_url', $_GET['zrl']);
 | 
						|
							Core\Session::set('authenticated', 0);
 | 
						|
						}
 | 
						|
 | 
						|
						Model\Profile::zrlInit($this);
 | 
						|
					} else {
 | 
						|
						// Someone came with an invalid parameter, maybe as a DDoS attempt
 | 
						|
						// We simply stop processing here
 | 
						|
						$this->logger->debug('Invalid ZRL parameter.', ['zrl' => $_GET['zrl']]);
 | 
						|
						throw new HTTPException\ForbiddenException();
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (!empty($_GET['owt']) && $this->mode->isNormal()) {
 | 
						|
				$token = $_GET['owt'];
 | 
						|
				Model\Profile::openWebAuthInit($token);
 | 
						|
			}
 | 
						|
 | 
						|
			Login::sessionAuth();
 | 
						|
 | 
						|
			if (empty($_SESSION['authenticated'])) {
 | 
						|
				header('X-Account-Management-Status: none');
 | 
						|
			}
 | 
						|
 | 
						|
			$_SESSION['sysmsg']       = Core\Session::get('sysmsg', []);
 | 
						|
			$_SESSION['sysmsg_info']  = Core\Session::get('sysmsg_info', []);
 | 
						|
			$_SESSION['last_updated'] = Core\Session::get('last_updated', []);
 | 
						|
 | 
						|
			/*
 | 
						|
			 * check_config() is responsible for running update scripts. These automatically
 | 
						|
			 * update the DB schema whenever we push a new one out. It also checks to see if
 | 
						|
			 * any addons have been added or removed and reacts accordingly.
 | 
						|
			 */
 | 
						|
 | 
						|
			// in install mode, any url loads install module
 | 
						|
			// but we need "view" module for stylesheet
 | 
						|
			if ($this->mode->isInstall() && $moduleName !== 'install') {
 | 
						|
				$this->internalRedirect('install');
 | 
						|
			} elseif (!$this->mode->isInstall() && !$this->mode->has(App\Mode::MAINTENANCEDISABLED) && $moduleName !== 'maintenance') {
 | 
						|
				$this->internalRedirect('maintenance');
 | 
						|
			} else {
 | 
						|
				$this->checkURL();
 | 
						|
				Core\Update::check($this->getBasePath(), false, $this->mode);
 | 
						|
				Core\Addon::loadAddons();
 | 
						|
				Core\Hook::loadHooks();
 | 
						|
			}
 | 
						|
 | 
						|
			// Compatibility with the Android Diaspora client
 | 
						|
			if ($moduleName == 'stream') {
 | 
						|
				$this->internalRedirect('network?order=post');
 | 
						|
			}
 | 
						|
 | 
						|
			if ($moduleName == 'conversations') {
 | 
						|
				$this->internalRedirect('message');
 | 
						|
			}
 | 
						|
 | 
						|
			if ($moduleName == 'commented') {
 | 
						|
				$this->internalRedirect('network?order=comment');
 | 
						|
			}
 | 
						|
 | 
						|
			if ($moduleName == 'liked') {
 | 
						|
				$this->internalRedirect('network?order=comment');
 | 
						|
			}
 | 
						|
 | 
						|
			if ($moduleName == 'activity') {
 | 
						|
				$this->internalRedirect('network?conv=1');
 | 
						|
			}
 | 
						|
 | 
						|
			if (($moduleName == 'status_messages') && ($this->args->getCommand() == 'status_messages/new')) {
 | 
						|
				$this->internalRedirect('bookmarklet');
 | 
						|
			}
 | 
						|
 | 
						|
			if (($moduleName == 'user') && ($this->args->getCommand() == 'user/edit')) {
 | 
						|
				$this->internalRedirect('settings');
 | 
						|
			}
 | 
						|
 | 
						|
			if (($moduleName == 'tag_followings') && ($this->args->getCommand() == 'tag_followings/manage')) {
 | 
						|
				$this->internalRedirect('search');
 | 
						|
			}
 | 
						|
 | 
						|
			// determine the module class and save it to the module instance
 | 
						|
			// @todo there's an implicit dependency due SESSION::start(), so it has to be called here (yet)
 | 
						|
			$module = $module->determineClass($this->args, $router, $this->config);
 | 
						|
 | 
						|
			// Let the module run it's internal process (init, get, post, ...)
 | 
						|
			$module->run($this->l10n, $this, $this->logger, $this->getCurrentTheme(), $_SERVER, $_POST);
 | 
						|
 | 
						|
		} catch (HTTPException $e) {
 | 
						|
			ModuleHTTPException::rawContent($e);
 | 
						|
		}
 | 
						|
 | 
						|
		$this->page->run($this, $this->baseURL, $this->mode, $module, $this->l10n, $this->config, $pconfig);
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Redirects to another module relative to the current Friendica base.
 | 
						|
	 * If you want to redirect to a external URL, use System::externalRedirectTo()
 | 
						|
	 *
 | 
						|
	 * @param string $toUrl The destination URL (Default is empty, which is the default page of the Friendica node)
 | 
						|
	 * @param bool   $ssl   if true, base URL will try to get called with https:// (works just for relative paths)
 | 
						|
	 *
 | 
						|
	 * @throws HTTPException\InternalServerErrorException In Case the given URL is not relative to the Friendica node
 | 
						|
	 */
 | 
						|
	public function internalRedirect($toUrl = '', $ssl = false)
 | 
						|
	{
 | 
						|
		if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
 | 
						|
			throw new HTTPException\InternalServerErrorException("'$toUrl is not a relative path, please use System::externalRedirectTo");
 | 
						|
		}
 | 
						|
 | 
						|
		$redirectTo = $this->baseURL->get($ssl) . '/' . ltrim($toUrl, '/');
 | 
						|
		Core\System::externalRedirect($redirectTo);
 | 
						|
	}
 | 
						|
 | 
						|
	/**
 | 
						|
	 * Automatically redirects to relative or absolute URL
 | 
						|
	 * Should only be used if it isn't clear if the URL is either internal or external
 | 
						|
	 *
 | 
						|
	 * @param string $toUrl The target URL
 | 
						|
	 *
 | 
						|
	 * @throws HTTPException\InternalServerErrorException
 | 
						|
	 */
 | 
						|
	public function redirect($toUrl)
 | 
						|
	{
 | 
						|
		if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
 | 
						|
			Core\System::externalRedirect($toUrl);
 | 
						|
		} else {
 | 
						|
			$this->internalRedirect($toUrl);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 |