Issues in bootstrap.php - All Issues - Inspection of "[WIP] Working with language files" - elkarte/Elkarte - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — development (#3540)

by Emanuele

created 2022-01-20 20:13 UTC

bootstrap.php (2 issues)

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Major 2

<?php

/**
 * Initialize the ElkArte environment.
 *
 * @package   ElkArte Forum
 * @copyright ElkArte Forum contributors
 * @license   BSD http://opensource.org/licenses/BSD-3-Clause (see accompanying LICENSE.txt file)
 *
 * This file contains code covered by:
 * copyright: 2011 Simple Machines (http://www.simplemachines.org)
 *
 * @version 2.0 dev
 */

use ElkArte\Debug;
use ElkArte\ext\Composer\Autoload\ClassLoader;
filter:
    dependency_paths: ["lib/*"]
use ElkArte\Hooks;
use ElkArte\User;
use ElkArte\TokenHash;
use ElkArte\Errors\Errors;
use ElkArte\MembersList;
use ElkArte\Cache\Cache;
use ElkArte\Themes\ThemeLoader;
use ElkArte\Controller\Auth;
use ElkArte\EventManager;
use BBC\ParserWrapper;

/**
 * Class Bootstrap
 *
 * Takes care of the initial loading and feeding of Elkarte from
 * either SSI or Index
 */
class Bootstrap
{
	/**
	 * What is returned by the function getrusage.
	 *
	 * @var mixed[]
	 */
	protected $rusage_start = [];

	/**
	 * Bootstrap constructor.
	 *
	 * @param bool $standalone
	 *  - true to boot outside elkarte
	 *  - false to bootstrap the main elkarte site.
	 */
	public function __construct($standalone = true)
	{
		// Bootstrap only once.
		if (!defined('ELKBOOT'))
		{
			// We're going to set a few globals
			global $time_start, $ssi_error_reporting, $db_show_debug;

			// Your on the clock
			$time_start = microtime(true);

			// Unless settings.php tells us otherwise
			$db_show_debug = false;

			// Report errors but not depreciated ones
			$ssi_error_reporting = error_reporting(E_ALL & ~E_DEPRECATED);

			// Get the things needed for ALL modes
			$this->bringUpBasics();

			// Going to run from the side entrance and not directly from inside elkarte
			if ($standalone)
			{
				$this->ssi_main();
			}
		}
	}

	/**
	 * Calls the various initialization functions in the needed order
	 */
	public function bringUpBasics()
	{
		$this->setConstants();
		$this->setRusage();
		$this->clearGlobals();
		$this->loadSettingsFile();
		$this->validatePaths();
		$this->loadDependants();
		$this->loadAutoloader();
		$this->checkMaintance();
		$this->setDebug();
		$this->bringUp();
	}

	/**
	 * Set the core constants, you know the ones we often forget to
	 * update on new releases.
	 */
	private function setConstants()
	{
		// First things first, but not necessarily in that order.
		if (!defined('ELK'))
		{
			define('ELK', '1');
		}
		define('ELKBOOT', '1');

		// The software version
		define('FORUM_VERSION', 'ElkArte 2.0 dev');

		// Shortcut for the browser cache stale
		define('CACHE_STALE', '?20dev');
	}

	/**
	 * Get initial resource usage
	 */
	private function setRusage()
	{
		$this->rusage_start = getrusage();
	}

	/**
	 * If they glo, they need to be cleaned.
	 */
	private function clearGlobals()
	{
		// We don't need no globals. (a bug in "old" versions of PHP)
		foreach (array('db_character_set', 'cachedir') as $variable)
		{
			if (isset($GLOBALS[$variable]))
			{
				unset($GLOBALS[$variable], $GLOBALS[$variable]);
			}
		}
	}

	/**
	 * Loads the settings values into the global space
	 */
	private function loadSettingsFile()
	{
		// All those wonderful things found in settings
		global $maintenance, $mtitle, $msubject, $mmessage, $mbname, $language, $boardurl, $webmaster_email;
		global $cookiename, $db_type, $db_server, $db_port, $db_name, $db_user, $db_passwd;
		global $ssi_db_user, $ssi_db_passwd, $db_prefix, $db_persist, $db_error_send, $cache_accelerator;
		global $cache_uid, $cache_password, $cache_enable, $cache_memcached, $db_show_debug, $url_format;
		global $cachedir, $boarddir, $sourcedir, $extdir, $languagedir;

		// Where the Settings.php file is located
		$settings_loc = __DIR__ . '/Settings.php';

		// First thing: if the installation dir exists, just send anybody there
		// The IGNORE_INSTALL_DIR constant is for developers only. Do not add it on production sites
		if (file_exists('install') && (file_exists('install/install.php') || file_exists('install/upgrade.php')))
		{
			if (file_exists($settings_loc))
			{
				require_once($settings_loc);
			}

			if (!defined('IGNORE_INSTALL_DIR'))
			{
				if (file_exists($settings_loc) && empty($_SESSION['installing']))
				{
					$redirec_file = 'upgrade.php';
				}
				else
				{
					$redirec_file = 'install.php';
				}

				$version_running = str_replace('ElkArte ', '', FORUM_VERSION);
				$proto = 'http' . (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) === 'on' ? 's' : '');
				$port = empty($_SERVER['SERVER_PORT']) || $_SERVER['SERVER_PORT'] === '80' ? '' : ':' . $_SERVER['SERVER_PORT'];
				$host = empty($_SERVER['HTTP_HOST']) ? $_SERVER['SERVER_NAME'] . $port : $_SERVER['HTTP_HOST'];
				$path = strtr(dirname($_SERVER['PHP_SELF']), '\\', '/') == '/' ? '' : strtr(dirname($_SERVER['PHP_SELF']), '\\', '/');

				// Too early to use Headers class etc.
				header('Location:' . $proto . '://' . $host . $path . '/install/' . $redirec_file . '?v=' . $version_running);
				die();
			}
		}
		else
		{
			require_once($settings_loc);
		}
	}

	/**
	 * Validate the paths set in Settings.php, correct as needed and move
	 * them to constants.
	 */
	private function validatePaths()
	{
		global $boarddir, $sourcedir, $cachedir, $extdir, $languagedir;

		// Make sure the paths are correct... at least try to fix them.
		if (!file_exists($boarddir) && file_exists(__DIR__ . '/agreement.txt'))
		{
			$boarddir = __DIR__;
		}

		if (!file_exists($sourcedir . '/SiteDispatcher.class.php') && file_exists($boarddir . '/sources'))
		{
			$sourcedir = $boarddir . '/sources';
		}

		// Check that directories which didn't exist in past releases are initialized.
		if ((empty($cachedir) || !file_exists($cachedir)) && file_exists($boarddir . '/cache'))
		{
			$cachedir = $boarddir . '/cache';
		}

		if ((empty($extdir) || !file_exists($extdir)) && file_exists($sourcedir . '/ext'))
		{
			$extdir = $sourcedir . '/ext';
		}

		if ((empty($languagedir) || !file_exists($languagedir)) && file_exists($sourcedir . '/Languages/Index'))
		{
			$languagedir = $sourcedir . '/ElkArte/Languages';
		}

		// Time to forget about variables and go with constants!
		define('BOARDDIR', $boarddir);
		define('CACHEDIR', $cachedir);
		define('EXTDIR', $extdir);
		define('LANGUAGEDIR', $languagedir);
		define('SOURCEDIR', $sourcedir);
		define('ADMINDIR', $sourcedir . '/ElkArte/AdminController');
		define('CONTROLLERDIR', $sourcedir . '/ElkArte/Controller');
		define('SUBSDIR', $sourcedir . '/subs');
		define('ADDONSDIR', $boarddir . '/addons');
		unset($boarddir, $cachedir, $sourcedir, $languagedir, $extdir);
	}

	/**
	 * We require access to several important files, so load them upfront
	 */
	private function loadDependants()
	{
		// Files we cannot live without.
		require_once(SOURCEDIR . '/QueryString.php');
		require_once(SOURCEDIR . '/Session.php');
		require_once(SOURCEDIR . '/Subs.php');
		require_once(SOURCEDIR . '/Logging.php');
		require_once(SOURCEDIR . '/Load.php');
		require_once(SOURCEDIR . '/Security.php');
		require_once(SUBSDIR . '/Cache.subs.php');
	}

	/**
	 * The autoloader will take care most requests for files
	 */
	private function loadAutoloader()
	{
		require_once(EXTDIR . '/ClassLoader.php');

		$loader = new ClassLoader();
		$loader->setPsr4('ElkArte\\', SOURCEDIR . '/ElkArte');
		$loader->setPsr4('BBC\\', SOURCEDIR . '/ElkArte/BBC');
		$loader->register();
	}

	/**
	 * Check if we are in maintance mode, if so end here.
	 */
	private function checkMaintance()
	{
		global $maintenance, $ssi_maintenance_off;

		// Don't do john didley if the forum's been shut down completely.
		if (!empty($maintenance) && $maintenance == 2 && (!isset($ssi_maintenance_off) || $ssi_maintenance_off !== true))
		{
			Errors::instance()->display_maintenance_message();
		}
	}

	/**
	 * If you like lots of debug information in error messages and below the footer
	 * then set $db_show_debug to true in settings.  Don't do this on a production site.
	 */
	private function setDebug()
	{
		global $db_show_debug;

		// Show lots of debug information below the page, not for production sites
		if ($db_show_debug === true)
		{
			Debug::instance()->rusage('start', $this->rusage_start);
		}
	}

	/**
	 * Time to see what has been requested, by whom and dispatch it to the proper handler
	 */
	private function bringUp()
	{
		global $context;

		// Initiate the database connection and define some database functions to use.
		loadDatabase();

		// Let's set up our shiny new hooks handler.
		Hooks::init(database(), Debug::instance());

		// It's time for settings loaded from the database.
		reloadSettings();

		// Clean the request.
		cleanRequest();

		// Make sure we have the list of members for populating it
		MembersList::init(database(), Cache::instance(), ParserWrapper::instance());

		// Our good ole' contextual array, which will hold everything
		if (empty($context))
		{
			$context = array();
		}
	}

	/**
	 * If you are running SSI standalone, you need to call this function after bootstrap is
	 * initialized.
	 */
	public function ssi_main()
	{
		global $ssi_layers, $ssi_theme, $ssi_gzip, $ssi_ban, $ssi_guest_access;
		global $modSettings, $context, $board, $topic, $txt;

		// Check on any hacking attempts.
		$this->_validRequestCheck();

		// Gzip output? (because it must be boolean and true, this can't be hacked.)
		if (isset($ssi_gzip) && $ssi_gzip === true && detectServer()->outPutCompressionEnabled())
		{
			ob_start('ob_gzhandler');
		}
		else
		{
			$modSettings['enableCompressedOutput'] = '0';
		}

		// Primarily, this is to fix the URLs...
		ob_start('ob_sessrewrite');

		// Start the session... known to scramble SSI includes in cases...
		if (!headers_sent())
		{
			loadSession();
		}
		else
		{
			if (isset($_COOKIE[session_name()]) || isset($_REQUEST[session_name()]))
			{
				// Make a stab at it, but ignore the E_WARNINGs generated because we can't send headers.
				$temp = error_reporting(error_reporting() & !E_WARNING);
				loadSession();
				error_reporting($temp);
			}

			if (!isset($_SESSION['session_value']))
			{
				$tokenizer = new TokenHash();
				$_SESSION['session_value'] = $tokenizer->generate_hash(32, session_id());
				$_SESSION['session_var'] = substr(preg_replace('~^\d+~', '', $tokenizer->generate_hash(16, session_id())), 0, rand(7, 12));
			}

			// This is here only to avoid session errors in PHP7
			// microtime effectively forces the replacing of the session in the db each
			// time the page is loaded
			$_SESSION['mictrotime'] = microtime();
		}

		// Get rid of $board and $topic... do stuff loadBoard would do.
		unset($board, $topic);
		$context['linktree'] = array();

		// Load the user and their cookie, as well as their settings.
		User::load(true);
		$context['user']['is_mod'] = User::$info->is_mod ?? false;

		// Load the current user's permissions....
		loadPermissions();

		// Load the current or SSI theme. (just use $ssi_theme = id_theme;)
		new ThemeLoader(isset($ssi_theme) ? (int) $ssi_theme : 0);

		// Load BadBehavior functions, but not when running from CLI
		if (!defined('STDIN'))
		{
			// Do our BadBehavior checking
			if (runBadBehavior())
			{
				// 403 and gone
				Errors::instance()->display_403_error(true);
			}
		}

		// Take care of any banning that needs to be done.
		if (isset($_REQUEST['ssi_ban']) || (isset($ssi_ban) && $ssi_ban === true))
		{
			is_not_banned();
		}

		// Do we allow guests in here?
		if (empty($ssi_guest_access) && empty($modSettings['allow_guestAccess']) && User::$info->is_guest && basename($_SERVER['PHP_SELF']) !== 'SSI.php')
		{
			$controller = new Auth(new EventManager());
			$controller->setUser(User::$info);
			$controller->action_kickguest();
			obExit(null, true);
		}

		if (!empty($modSettings['front_page']) && class_exists($modSettings['front_page'])
			&& in_array('frontPageHook', get_class_methods($modSettings['front_page'])))
		{
			$modSettings['default_forum_action'] = ['action' => 'forum'];
		}
		else
		{
			$modSettings['default_forum_action'] = [];
		}

		// Load the stuff like the menu bar, etc.
		if (isset($ssi_layers))
		{
			$template_layers = theme()->getLayers();
			$template_layers->removeAll();
			foreach ($ssi_layers as $layer)
			{
				$template_layers->addBegin($layer);
			}
			template_header();
		}
		else
		{
			setupThemeContext();
		}

		// We need to set up user agent, and make more checks on the request
		$req = request();

		// Make sure they didn't muss around with the settings... but only if it's not cli.
		if (isset($_SERVER['REMOTE_ADDR']) && session_id() === '')
		{
			trigger_error($txt['ssi_session_broken'], E_USER_NOTICE);
		}

		// Without visiting the forum this session variable might not be set on submit.
		if (!isset($_SESSION['USER_AGENT']) && (!isset($_GET['ssi_function']) || $_GET['ssi_function'] !== 'pollVote'))
		{
			$_SESSION['USER_AGENT'] = $req->user_agent();
		}
	}

	/**
	 * Used to ensure SSI requests are valid and not a probing attempt
	 */
	private function _validRequestCheck()
	{
		global $ssi_theme, $ssi_layers;

		// Check on any hacking attempts.
		if (
			isset($_REQUEST['GLOBALS']) || isset($_COOKIE['GLOBALS'])
			|| isset($_REQUEST['ssi_theme']) && (int) $_REQUEST['ssi_theme'] == (int) $ssi_theme
			|| isset($_COOKIE['ssi_theme']) && (int) $_COOKIE['ssi_theme'] == (int) $ssi_theme
			|| isset($_REQUEST['ssi_layers'], $ssi_layers) && $_REQUEST['ssi_layers'] == $ssi_layers
			|| isset($_REQUEST['context']))
		{
			die('No access...');

		}
	}
}


1			<?php
2
3			/**
4			* Initialize the ElkArte environment.
5			*
6			* @package ElkArte Forum
7			* @copyright ElkArte Forum contributors
8			* @license BSD http://opensource.org/licenses/BSD-3-Clause (see accompanying LICENSE.txt file)
9			*
10			* This file contains code covered by:
11			* copyright: 2011 Simple Machines (http://www.simplemachines.org)
12			*
13			* @version 2.0 dev
14			*/
15
16			use ElkArte\Debug;
17			use ElkArte\ext\Composer\Autoload\ClassLoader;
			0 ignored issues – show Bug introduced 2019-01-15 17:57 UTC by Report Bug Copy Issue Report Show Similar Issues like this The type `ElkArte\ext\Composer\Autoload\ClassLoader` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
18			use ElkArte\Hooks;
19			use ElkArte\User;
20			use ElkArte\TokenHash;
21			use ElkArte\Errors\Errors;
22			use ElkArte\MembersList;
23			use ElkArte\Cache\Cache;
24			use ElkArte\Themes\ThemeLoader;
25			use ElkArte\Controller\Auth;
26			use ElkArte\EventManager;
27			use BBC\ParserWrapper;
28
29			/**
30			* Class Bootstrap
31			*
32			* Takes care of the initial loading and feeding of Elkarte from
33			* either SSI or Index
34			*/
35			class Bootstrap
36			{
37			/**
38			* What is returned by the function getrusage.
39			*
40			* @var mixed[]
41			*/
42			protected $rusage_start = [];
43
44			/**
45			* Bootstrap constructor.
46			*
47			* @param bool $standalone
48			* - true to boot outside elkarte
49			* - false to bootstrap the main elkarte site.
50			*/
51			public function __construct($standalone = true)
52			{
53			// Bootstrap only once.
54			if (!defined('ELKBOOT'))
55			{
56			// We're going to set a few globals
57			global $time_start, $ssi_error_reporting, $db_show_debug;
58
59			// Your on the clock
60			$time_start = microtime(true);
61
62			// Unless settings.php tells us otherwise
63			$db_show_debug = false;
64
65			// Report errors but not depreciated ones
66			$ssi_error_reporting = error_reporting(E_ALL & ~E_DEPRECATED);
67
68			// Get the things needed for ALL modes
69			$this->bringUpBasics();
70
71			// Going to run from the side entrance and not directly from inside elkarte
72			if ($standalone)
73			{
74			$this->ssi_main();
75			}
76			}
77			}
78
79			/**
80			* Calls the various initialization functions in the needed order
81			*/
82			public function bringUpBasics()
83			{
84			$this->setConstants();
85			$this->setRusage();
86			$this->clearGlobals();
87			$this->loadSettingsFile();
88			$this->validatePaths();
89			$this->loadDependants();
90			$this->loadAutoloader();
91			$this->checkMaintance();
92			$this->setDebug();
93			$this->bringUp();
94			}
95
96			/**
97			* Set the core constants, you know the ones we often forget to
98			* update on new releases.
99			*/
100			private function setConstants()
101			{
102			// First things first, but not necessarily in that order.
103			if (!defined('ELK'))
104			{
105			define('ELK', '1');
106			}
107			define('ELKBOOT', '1');
108
109			// The software version
110			define('FORUM_VERSION', 'ElkArte 2.0 dev');
111
112			// Shortcut for the browser cache stale
113			define('CACHE_STALE', '?20dev');
114			}
115
116			/**
117			* Get initial resource usage
118			*/
119			private function setRusage()
120			{
121			$this->rusage_start = getrusage();
122			}
123
124			/**
125			* If they glo, they need to be cleaned.
126			*/
127			private function clearGlobals()
128			{
129			// We don't need no globals. (a bug in "old" versions of PHP)
130			foreach (array('db_character_set', 'cachedir') as $variable)
131			{
132			if (isset($GLOBALS[$variable]))
133			{
134			unset($GLOBALS[$variable], $GLOBALS[$variable]);
135			}
136			}
137			}
138
139			/**
140			* Loads the settings values into the global space
141			*/
142			private function loadSettingsFile()
143			{
144			// All those wonderful things found in settings
145			global $maintenance, $mtitle, $msubject, $mmessage, $mbname, $language, $boardurl, $webmaster_email;
146			global $cookiename, $db_type, $db_server, $db_port, $db_name, $db_user, $db_passwd;
147			global $ssi_db_user, $ssi_db_passwd, $db_prefix, $db_persist, $db_error_send, $cache_accelerator;
148			global $cache_uid, $cache_password, $cache_enable, $cache_memcached, $db_show_debug, $url_format;
149			global $cachedir, $boarddir, $sourcedir, $extdir, $languagedir;
150
151			// Where the Settings.php file is located
152			$settings_loc = __DIR__ . '/Settings.php';
153
154			// First thing: if the installation dir exists, just send anybody there
155			// The IGNORE_INSTALL_DIR constant is for developers only. Do not add it on production sites
156			if (file_exists('install') && (file_exists('install/install.php') \|\| file_exists('install/upgrade.php')))
157			{
158			if (file_exists($settings_loc))
159			{
160			require_once($settings_loc);
161			}
162
163			if (!defined('IGNORE_INSTALL_DIR'))
164			{
165			if (file_exists($settings_loc) && empty($_SESSION['installing']))
166			{
167			$redirec_file = 'upgrade.php';
168			}
169			else
170			{
171			$redirec_file = 'install.php';
172			}
173
174			$version_running = str_replace('ElkArte ', '', FORUM_VERSION);
175			$proto = 'http' . (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) === 'on' ? 's' : '');
176			$port = empty($_SERVER['SERVER_PORT']) \|\| $_SERVER['SERVER_PORT'] === '80' ? '' : ':' . $_SERVER['SERVER_PORT'];
177			$host = empty($_SERVER['HTTP_HOST']) ? $_SERVER['SERVER_NAME'] . $port : $_SERVER['HTTP_HOST'];
178			$path = strtr(dirname($_SERVER['PHP_SELF']), '\\', '/') == '/' ? '' : strtr(dirname($_SERVER['PHP_SELF']), '\\', '/');
179
180			// Too early to use Headers class etc.
181			header('Location:' . $proto . '://' . $host . $path . '/install/' . $redirec_file . '?v=' . $version_running);
182			die();
183			}
184			}
185			else
186			{
187			require_once($settings_loc);
188			}
189			}
190
191			/**
192			* Validate the paths set in Settings.php, correct as needed and move
193			* them to constants.
194			*/
195			private function validatePaths()
196			{
197			global $boarddir, $sourcedir, $cachedir, $extdir, $languagedir;
198
199			// Make sure the paths are correct... at least try to fix them.
200			if (!file_exists($boarddir) && file_exists(__DIR__ . '/agreement.txt'))
201			{
202			$boarddir = __DIR__;
203			}
204
205			if (!file_exists($sourcedir . '/SiteDispatcher.class.php') && file_exists($boarddir . '/sources'))
206			{
207			$sourcedir = $boarddir . '/sources';
208			}
209
210			// Check that directories which didn't exist in past releases are initialized.
211			if ((empty($cachedir) \|\| !file_exists($cachedir)) && file_exists($boarddir . '/cache'))
212			{
213			$cachedir = $boarddir . '/cache';
214			}
215
216			if ((empty($extdir) \|\| !file_exists($extdir)) && file_exists($sourcedir . '/ext'))
217			{
218			$extdir = $sourcedir . '/ext';
219			}
220
221			if ((empty($languagedir) \|\| !file_exists($languagedir)) && file_exists($sourcedir . '/Languages/Index'))
222			{
223			$languagedir = $sourcedir . '/ElkArte/Languages';
224			}
225
226			// Time to forget about variables and go with constants!
227			define('BOARDDIR', $boarddir);
228			define('CACHEDIR', $cachedir);
229			define('EXTDIR', $extdir);
230			define('LANGUAGEDIR', $languagedir);
231			define('SOURCEDIR', $sourcedir);
232			define('ADMINDIR', $sourcedir . '/ElkArte/AdminController');
233			define('CONTROLLERDIR', $sourcedir . '/ElkArte/Controller');
234			define('SUBSDIR', $sourcedir . '/subs');
235			define('ADDONSDIR', $boarddir . '/addons');
236			unset($boarddir, $cachedir, $sourcedir, $languagedir, $extdir);
237			}
238
239			/**
240			* We require access to several important files, so load them upfront
241			*/
242			private function loadDependants()
243			{
244			// Files we cannot live without.
245			require_once(SOURCEDIR . '/QueryString.php');
246			require_once(SOURCEDIR . '/Session.php');
247			require_once(SOURCEDIR . '/Subs.php');
248			require_once(SOURCEDIR . '/Logging.php');
249			require_once(SOURCEDIR . '/Load.php');
250			require_once(SOURCEDIR . '/Security.php');
251			require_once(SUBSDIR . '/Cache.subs.php');
252			}
253
254			/**
255			* The autoloader will take care most requests for files
256			*/
257			private function loadAutoloader()
258			{
259			require_once(EXTDIR . '/ClassLoader.php');
260
261			$loader = new ClassLoader();
262			$loader->setPsr4('ElkArte\\', SOURCEDIR . '/ElkArte');
263			$loader->setPsr4('BBC\\', SOURCEDIR . '/ElkArte/BBC');
264			$loader->register();
265			}
266
267			/**
268			* Check if we are in maintance mode, if so end here.
269			*/
270			private function checkMaintance()
271			{
272			global $maintenance, $ssi_maintenance_off;
273
274			// Don't do john didley if the forum's been shut down completely.
275			if (!empty($maintenance) && $maintenance == 2 && (!isset($ssi_maintenance_off) \|\| $ssi_maintenance_off !== true))
276			{
277			Errors::instance()->display_maintenance_message();
278			}
279			}
280
281			/**
282			* If you like lots of debug information in error messages and below the footer
283			* then set $db_show_debug to true in settings. Don't do this on a production site.
284			*/
285			private function setDebug()
286			{
287			global $db_show_debug;
288
289			// Show lots of debug information below the page, not for production sites
290			if ($db_show_debug === true)
291			{
292			Debug::instance()->rusage('start', $this->rusage_start);
293			}
294			}
295
296			/**
297			* Time to see what has been requested, by whom and dispatch it to the proper handler
298			*/
299			private function bringUp()
300			{
301			global $context;
302
303			// Initiate the database connection and define some database functions to use.
304			loadDatabase();
305
306			// Let's set up our shiny new hooks handler.
307			Hooks::init(database(), Debug::instance());
308
309			// It's time for settings loaded from the database.
310			reloadSettings();
311
312			// Clean the request.
313			cleanRequest();
314
315			// Make sure we have the list of members for populating it
316			MembersList::init(database(), Cache::instance(), ParserWrapper::instance());
317
318			// Our good ole' contextual array, which will hold everything
319			if (empty($context))
320			{
321			$context = array();
322			}
323			}
324
325			/**
326			* If you are running SSI standalone, you need to call this function after bootstrap is
327			* initialized.
328			*/
329			public function ssi_main()
330			{
331			global $ssi_layers, $ssi_theme, $ssi_gzip, $ssi_ban, $ssi_guest_access;
332			global $modSettings, $context, $board, $topic, $txt;
333
334			// Check on any hacking attempts.
335			$this->_validRequestCheck();
336
337			// Gzip output? (because it must be boolean and true, this can't be hacked.)
338			if (isset($ssi_gzip) && $ssi_gzip === true && detectServer()->outPutCompressionEnabled())
339			{
340			ob_start('ob_gzhandler');
341			}
342			else
343			{
344			$modSettings['enableCompressedOutput'] = '0';
345			}
346
347			// Primarily, this is to fix the URLs...
348			ob_start('ob_sessrewrite');
349
350			// Start the session... known to scramble SSI includes in cases...
351			if (!headers_sent())
352			{
353			loadSession();
354			}
355			else
356			{
357			if (isset($_COOKIE[session_name()]) \|\| isset($_REQUEST[session_name()]))
358			{
359			// Make a stab at it, but ignore the E_WARNINGs generated because we can't send headers.
360			$temp = error_reporting(error_reporting() & !E_WARNING);
361			loadSession();
362			error_reporting($temp);
363			}
364
365			if (!isset($_SESSION['session_value']))
366			{
367			$tokenizer = new TokenHash();
368			$_SESSION['session_value'] = $tokenizer->generate_hash(32, session_id());
369			$_SESSION['session_var'] = substr(preg_replace('~^\d+~', '', $tokenizer->generate_hash(16, session_id())), 0, rand(7, 12));
370			}
371
372			// This is here only to avoid session errors in PHP7
373			// microtime effectively forces the replacing of the session in the db each
374			// time the page is loaded
375			$_SESSION['mictrotime'] = microtime();
376			}
377
378			// Get rid of $board and $topic... do stuff loadBoard would do.
379			unset($board, $topic);
380			$context['linktree'] = array();
381
382			// Load the user and their cookie, as well as their settings.
383			User::load(true);
384			$context['user']['is_mod'] = User::$info->is_mod ?? false;
385
386			// Load the current user's permissions....
387			loadPermissions();
388
389			// Load the current or SSI theme. (just use $ssi_theme = id_theme;)
390			new ThemeLoader(isset($ssi_theme) ? (int) $ssi_theme : 0);
391
392			// Load BadBehavior functions, but not when running from CLI
393			if (!defined('STDIN'))
394			{
395			// Do our BadBehavior checking
396			if (runBadBehavior())
397			{
398			// 403 and gone
399			Errors::instance()->display_403_error(true);
400			}
401			}
402
403			// Take care of any banning that needs to be done.
404			if (isset($_REQUEST['ssi_ban']) \|\| (isset($ssi_ban) && $ssi_ban === true))
405			{
406			is_not_banned();
407			}
408
409			// Do we allow guests in here?
410			if (empty($ssi_guest_access) && empty($modSettings['allow_guestAccess']) && User::$info->is_guest && basename($_SERVER['PHP_SELF']) !== 'SSI.php')
411			{
412			$controller = new Auth(new EventManager());
413			$controller->setUser(User::$info);
414			$controller->action_kickguest();
415			obExit(null, true);
416			}
417
418			if (!empty($modSettings['front_page']) && class_exists($modSettings['front_page'])
419			&& in_array('frontPageHook', get_class_methods($modSettings['front_page'])))
420			{
421			$modSettings['default_forum_action'] = ['action' => 'forum'];
422			}
423			else
424			{
425			$modSettings['default_forum_action'] = [];
426			}
427
428			// Load the stuff like the menu bar, etc.
429			if (isset($ssi_layers))
430			{
431			$template_layers = theme()->getLayers();
432			$template_layers->removeAll();
433			foreach ($ssi_layers as $layer)
434			{
435			$template_layers->addBegin($layer);
436			}
437			template_header();
438			}
439			else
440			{
441			setupThemeContext();
442			}
443
444			// We need to set up user agent, and make more checks on the request
445			$req = request();
446
447			// Make sure they didn't muss around with the settings... but only if it's not cli.
448			if (isset($_SERVER['REMOTE_ADDR']) && session_id() === '')
449			{
450			trigger_error($txt['ssi_session_broken'], E_USER_NOTICE);
451			}
452
453			// Without visiting the forum this session variable might not be set on submit.
454			if (!isset($_SESSION['USER_AGENT']) && (!isset($_GET['ssi_function']) \|\| $_GET['ssi_function'] !== 'pollVote'))
455			{
456			$_SESSION['USER_AGENT'] = $req->user_agent();
457			}
458			}
459
460			/**
461			* Used to ensure SSI requests are valid and not a probing attempt
462			*/
463			private function _validRequestCheck()
464			{
465			global $ssi_theme, $ssi_layers;
466
467			// Check on any hacking attempts.
468			if (
469			isset($_REQUEST['GLOBALS']) \|\| isset($_COOKIE['GLOBALS'])
470			\|\| isset($_REQUEST['ssi_theme']) && (int) $_REQUEST['ssi_theme'] == (int) $ssi_theme
471			\|\| isset($_COOKIE['ssi_theme']) && (int) $_COOKIE['ssi_theme'] == (int) $ssi_theme
472			\|\| isset($_REQUEST['ssi_layers'], $ssi_layers) && $_REQUEST['ssi_layers'] == $ssi_layers
473			\|\| isset($_REQUEST['context']))
474			{
475			die('No access...');
			0 ignored issues – show Best Practice introduced 2021-02-21 16:03 UTC by Report Bug Copy Issue Report Show Similar Issues like this Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
476			}
477			}
478			}
479

elkarte / Elkarte

Pull Request — development (#3540)

bootstrap.php (2 issues)

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