WebSVN – oidplus – Blame – /trunk/includes/classes/OIDplus.class.php

Rev	Author	Line No.	Line
2	daniel-mar	1	<?php
		2
		3	/*
		4	* OIDplus 2.0
778	daniel-mar	5	* Copyright 2019 - 2022 Daniel Marschall, ViaThinkSoft
2	daniel-mar	6	*
		7	* Licensed under the Apache License, Version 2.0 (the "License");
		8	* you may not use this file except in compliance with the License.
		9	* You may obtain a copy of the License at
		10	*
		11	* http://www.apache.org/licenses/LICENSE-2.0
		12	*
		13	* Unless required by applicable law or agreed to in writing, software
		14	* distributed under the License is distributed on an "AS IS" BASIS,
		15	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		16	* See the License for the specific language governing permissions and
		17	* limitations under the License.
		18	*/
		19
511	daniel-mar	20	if (!defined('INSIDE_OIDPLUS')) die();
		21
730	daniel-mar	22	class OIDplus extends OIDplusBaseClass {
281	daniel-mar	23	private static /OIDplusPagePlugin[]/ $pagePlugins = array();
		24	private static /OIDplusAuthPlugin[]/ $authPlugins = array();
289	daniel-mar	25	private static /OIDplusLoggerPlugin[]/ $loggerPlugins = array();
227	daniel-mar	26	private static /OIDplusObjectTypePlugin[]/ $objectTypePlugins = array();
		27	private static /string[]/ $enabledObjectTypes = array();
		28	private static /string[]/ $disabledObjectTypes = array();
		29	private static /OIDplusDatabasePlugin[]/ $dbPlugins = array();
702	daniel-mar	30	private static /OIDplusCaptchaPlugin[]/ $captchaPlugins = array();
274	daniel-mar	31	private static /OIDplusSqlSlangPlugin[]/ $sqlSlangPlugins = array();
355	daniel-mar	32	private static /OIDplusLanguagePlugin[]/ $languagePlugins = array();
449	daniel-mar	33	private static /OIDplusDesignPlugin[]/ $designPlugins = array();
2	daniel-mar	34
280	daniel-mar	35	protected static $html = true;
236	daniel-mar	36
362	daniel-mar	37	/public/ const DEFAULT_LANGUAGE = 'enus'; // the language of the source code
355	daniel-mar	38
812	daniel-mar	39	/public/ const PATH_RELATIVE = 1; // e.g. "../"
		40	/public/ const PATH_ABSOLUTE = 2; // e.g. "http://www.example.com/oidplus/"
		41	/public/ const PATH_ABSOLUTE_CANONICAL = 3; // e.g. "http://www.example.org/oidplus/" (if baseconfig CANONICAL_SYSTEM_URL is set)
		42	/public/ const PATH_RELATIVE_TO_ROOT = 4; // e.g. "/oidplus/"
		43	/public/ const PATH_RELATIVE_TO_ROOT_CANONICAL = 5; // e.g. "/oidplus/" (if baseconfig CANONICAL_SYSTEM_URL is set)
801	daniel-mar	44
778	daniel-mar	45	// These plugin types can contain HTML code and therefore may
		46	// emit (non-setup) CSS/JS code via their manifest.
		47	/public/ const INTERACTIVE_PLUGIN_TYPES = array(
		48	'publicPages',
		49	'raPages',
		50	'adminPages',
		51	'objectTypes',
		52	'captcha'
		53	);
		54
2	daniel-mar	55	private function __construct() {
		56	}
295	daniel-mar	57
263	daniel-mar	58	# --- Static classes
274	daniel-mar	59
263	daniel-mar	60	private static $baseConfig = null;
		61	private static $old_config_format = false;
261	daniel-mar	62	public static function baseConfig() {
263	daniel-mar	63	$first_init = false;
274	daniel-mar	64
263	daniel-mar	65	if ($first_init = is_null(self::$baseConfig)) {
		66	self::$baseConfig = new OIDplusBaseConfig();
261	daniel-mar	67	}
		68
263	daniel-mar	69	if ($first_init) {
261	daniel-mar	70	// Include a file containing various size/depth limitations of OIDs
294	daniel-mar	71	// It is important to include it before userdata/baseconfig/config.inc.php was included,
		72	// so we can give userdata/baseconfig/config.inc.php the chance to override the values.
261	daniel-mar	73
496	daniel-mar	74	include OIDplus::localpath().'includes/oidplus_limits.inc.php';
261	daniel-mar	75
		76	// Include config file
295	daniel-mar	77
496	daniel-mar	78	$config_file = OIDplus::localpath() . 'userdata/baseconfig/config.inc.php';
		79	$config_file_old = OIDplus::localpath() . 'includes/config.inc.php'; // backwards compatibility
295	daniel-mar	80
294	daniel-mar	81	if (!file_exists($config_file) && file_exists($config_file_old)) {
		82	$config_file = $config_file_old;
		83	}
261	daniel-mar	84
294	daniel-mar	85	if (file_exists($config_file)) {
263	daniel-mar	86	if (self::$old_config_format) {
		87	// Note: We may only include it once due to backwards compatibility,
		88	// since in version 2.0, the configuration was defined using define() statements
		89	// Attention: This does mean that a full re-init (e.g. for test cases) is not possible
		90	// if a version 2.0 config is used!
294	daniel-mar	91	include_once $config_file;
263	daniel-mar	92	} else {
294	daniel-mar	93	include $config_file;
263	daniel-mar	94	}
261	daniel-mar	95
		96	if (defined('OIDPLUS_CONFIG_VERSION') && (OIDPLUS_CONFIG_VERSION == 2.0)) {
263	daniel-mar	97	self::$old_config_format = true;
274	daniel-mar	98
261	daniel-mar	99	// Backwards compatibility 2.0 => 2.1
		100	foreach (get_defined_constants(true)['user'] as $name => $value) {
		101	$name = str_replace('OIDPLUS_', '', $name);
		102	if ($name == 'SESSION_SECRET') $name = 'SERVER_SECRET';
		103	if ($name == 'MYSQL_QUERYLOG') $name = 'QUERY_LOGFILE';
		104	if (($name == 'MYSQL_PASSWORD') \|\| ($name == 'ODBC_PASSWORD') \|\| ($name == 'PDO_PASSWORD') \|\| ($name == 'PGSQL_PASSWORD')) {
263	daniel-mar	105	self::$baseConfig->setValue($name, base64_decode($value));
261	daniel-mar	106	} else {
		107	if ($name == 'CONFIG_VERSION') $value = 2.1;
263	daniel-mar	108	self::$baseConfig->setValue($name, $value);
261	daniel-mar	109	}
		110	}
		111	}
		112	} else {
496	daniel-mar	113	if (!is_dir(OIDplus::localpath().'setup')) {
360	daniel-mar	114	throw new OIDplusConfigInitializationException(_L('File %1 is missing, but setup can\'t be started because its directory missing.','userdata/baseconfig/config.inc.php'));
261	daniel-mar	115	} else {
280	daniel-mar	116	if (self::$html) {
811	daniel-mar	117	if (strpos($_SERVER['REQUEST_URI'], OIDplus::webpath(null,OIDplus::PATH_RELATIVE_TO_ROOT).'setup/') !== 0) {
801	daniel-mar	118	header('Location:'.OIDplus::webpath(null,OIDplus::PATH_RELATIVE).'setup/');
360	daniel-mar	119	die(_L('Redirecting to setup...'));
349	daniel-mar	120	} else {
		121	return self::$baseConfig;
		122	}
261	daniel-mar	123	} else {
		124	// This can be displayed in e.g. ajax.php
360	daniel-mar	125	throw new OIDplusConfigInitializationException(_L('File %1 is missing. Please run setup again.','userdata/baseconfig/config.inc.php'));
261	daniel-mar	126	}
		127	}
		128	}
		129
		130	// Check important config settings
		131
263	daniel-mar	132	if (self::$baseConfig->getValue('CONFIG_VERSION') != 2.1) {
801	daniel-mar	133	if (strpos($_SERVER['REQUEST_URI'], OIDplus::webpath(null,OIDplus::PATH_RELATIVE).'setup/') !== 0) {
503	daniel-mar	134	throw new OIDplusConfigInitializationException(_L("The information located in %1 is outdated.",realpath($config_file)));
		135	}
261	daniel-mar	136	}
		137
263	daniel-mar	138	if (self::$baseConfig->getValue('SERVER_SECRET', '') === '') {
801	daniel-mar	139	if (strpos($_SERVER['REQUEST_URI'], OIDplus::webpath(null,OIDplus::PATH_RELATIVE).'setup/') !== 0) {
503	daniel-mar	140	throw new OIDplusConfigInitializationException(_L("You must set a value for SERVER_SECRET in %1 for the system to operate secure.",realpath($config_file)));
		141	}
261	daniel-mar	142	}
		143	}
		144
263	daniel-mar	145	return self::$baseConfig;
261	daniel-mar	146	}
		147
263	daniel-mar	148	private static $config = null;
2	daniel-mar	149	public static function config() {
263	daniel-mar	150	if ($first_init = is_null(self::$config)) {
		151	self::$config = new OIDplusConfig();
2	daniel-mar	152	}
263	daniel-mar	153
		154	if ($first_init) {
		155	// These are important settings for base functionalities and therefore are not inside plugins
		156	self::$config->prepareConfigKey('system_title', 'What is the name of your RA?', 'OIDplus 2.0', OIDplusConfig::PROTECTION_EDITABLE, function($value) {
		157	if (empty($value)) {
360	daniel-mar	158	throw new OIDplusException(_L('Please enter a value for the system title.'));
263	daniel-mar	159	}
		160	});
		161	self::$config->prepareConfigKey('admin_email', 'E-Mail address of the system administrator', '', OIDplusConfig::PROTECTION_EDITABLE, function($value) {
		162	if (!empty($value) && !OIDplus::mailUtils()->validMailAddress($value)) {
360	daniel-mar	163	throw new OIDplusException(_L('This is not a correct email address'));
263	daniel-mar	164	}
		165	});
875	daniel-mar	166	self::$config->prepareConfigKey('global_cc', 'Global CC for all outgoing emails?', '', OIDplusConfig::PROTECTION_EDITABLE, function(&$value) {
		167	$value = trim($value);
		168	if ($value === '') return;
		169	$addrs = explode(';', $value);
		170	foreach ($addrs as $addr) {
		171	$addr = trim($addr);
		172	if (!empty($addr) && !OIDplus::mailUtils()->validMailAddress($addr)) {
		173	throw new OIDplusException(_L('%1 is not a correct email address',$addr));
		174	}
263	daniel-mar	175	}
		176	});
875	daniel-mar	177	self::$config->prepareConfigKey('global_bcc', 'Global BCC for all outgoing emails?', '', OIDplusConfig::PROTECTION_EDITABLE, function(&$value) {
		178	$value = trim($value);
		179	if ($value === '') return;
		180	$addrs = explode(';', $value);
		181	foreach ($addrs as $addr) {
		182	$addr = trim($addr);
		183	if (!empty($addr) && !OIDplus::mailUtils()->validMailAddress($addr)) {
		184	throw new OIDplusException(_L('%1 is not a correct email address',$addr));
		185	}
		186	}
		187	});
263	daniel-mar	188	self::$config->prepareConfigKey('objecttypes_initialized', 'List of object type plugins that were initialized once', '', OIDplusConfig::PROTECTION_READONLY, function($value) {
		189	// Nothing here yet
		190	});
		191	self::$config->prepareConfigKey('objecttypes_enabled', 'Enabled object types and their order, separated with a semicolon (please reload the page so that the change is applied)', '', OIDplusConfig::PROTECTION_EDITABLE, function($value) {
		192	# TODO: when objecttypes_enabled is changed at the admin control panel, we need to do a reload of the page, so that jsTree will be updated. Is there anything we can do?
		193
		194	$ary = explode(';',$value);
		195	$uniq_ary = array_unique($ary);
		196
		197	if (count($ary) != count($uniq_ary)) {
360	daniel-mar	198	throw new OIDplusException(_L('Please check your input. Some object types are double.'));
263	daniel-mar	199	}
		200
		201	foreach ($ary as $ot_check) {
		202	$ns_found = false;
		203	foreach (OIDplus::getEnabledObjectTypes() as $ot) {
		204	if ($ot::ns() == $ot_check) {
		205	$ns_found = true;
		206	break;
		207	}
		208	}
		209	foreach (OIDplus::getDisabledObjectTypes() as $ot) {
		210	if ($ot::ns() == $ot_check) {
		211	$ns_found = true;
		212	break;
		213	}
		214	}
		215	if (!$ns_found) {
360	daniel-mar	216	throw new OIDplusException(_L('Please check your input. Namespace "%1" is not found',$ot_check));
263	daniel-mar	217	}
		218	}
		219	});
		220	self::$config->prepareConfigKey('oidplus_private_key', 'Private key for this system', '', OIDplusConfig::PROTECTION_HIDDEN, function($value) {
		221	// Nothing here yet
		222	});
		223	self::$config->prepareConfigKey('oidplus_public_key', 'Public key for this system. If you "clone" your system, you must delete this key (e.g. using phpMyAdmin), so that a new one is created.', '', OIDplusConfig::PROTECTION_READONLY, function($value) {
		224	// Nothing here yet
		225	});
324	daniel-mar	226	self::$config->prepareConfigKey('last_known_system_url', 'Last known System URL', '', OIDplusConfig::PROTECTION_HIDDEN, function($value) {
		227	// Nothing here yet
		228	});
412	daniel-mar	229	self::$config->prepareConfigKey('last_known_version', 'Last known OIDplus Version', '', OIDplusConfig::PROTECTION_HIDDEN, function($value) {
		230	// Nothing here yet
		231	});
635	daniel-mar	232	self::$config->prepareConfigKey('default_ra_auth_method', 'Default auth method used for generating password of RAs (must exist in plugins/[vendorname]/auth/)?', 'A3_bcrypt', OIDplusConfig::PROTECTION_EDITABLE, function($value) {
453	daniel-mar	233	$good = true;
		234	if (strpos($value,'/') !== false) $good = false;
		235	if (strpos($value,'\\') !== false) $good = false;
		236	if (strpos($value,'..') !== false) $good = false;
		237	if (!$good) {
		238	throw new OIDplusException(_L('Invalid auth plugin folder name. Do only enter a folder name, not an absolute or relative path'));
		239	}
		240
926	daniel-mar	241	if (!wildcard_is_dir(OIDplus::localpath().'plugins/'.'*'.'/auth/'.$value)) {
635	daniel-mar	242	throw new OIDplusException(_L('The auth plugin "%1" does not exist in plugin directory %2',$value,'plugins/[vendorname]/auth/'));
453	daniel-mar	243	}
		244	});
263	daniel-mar	245	}
		246
		247	return self::$config;
2	daniel-mar	248	}
		249
263	daniel-mar	250	private static $gui = null;
2	daniel-mar	251	public static function gui() {
263	daniel-mar	252	if (is_null(self::$gui)) {
		253	self::$gui = new OIDplusGui();
86	daniel-mar	254	}
263	daniel-mar	255	return self::$gui;
2	daniel-mar	256	}
		257
263	daniel-mar	258	private static $authUtils = null;
2	daniel-mar	259	public static function authUtils() {
263	daniel-mar	260	if (is_null(self::$authUtils)) {
		261	self::$authUtils = new OIDplusAuthUtils();
86	daniel-mar	262	}
263	daniel-mar	263	return self::$authUtils;
2	daniel-mar	264	}
		265
263	daniel-mar	266	private static $mailUtils = null;
250	daniel-mar	267	public static function mailUtils() {
263	daniel-mar	268	if (is_null(self::$mailUtils)) {
		269	self::$mailUtils = new OIDplusMailUtils();
250	daniel-mar	270	}
263	daniel-mar	271	return self::$mailUtils;
250	daniel-mar	272	}
		273
557	daniel-mar	274	private static $cookieUtils = null;
		275	public static function cookieUtils() {
		276	if (is_null(self::$cookieUtils)) {
		277	self::$cookieUtils = new OIDplusCookieUtils();
		278	}
		279	return self::$cookieUtils;
		280	}
		281
263	daniel-mar	282	private static $menuUtils = null;
250	daniel-mar	283	public static function menuUtils() {
263	daniel-mar	284	if (is_null(self::$menuUtils)) {
		285	self::$menuUtils = new OIDplusMenuUtils();
250	daniel-mar	286	}
263	daniel-mar	287	return self::$menuUtils;
250	daniel-mar	288	}
		289
263	daniel-mar	290	private static $logger = null;
115	daniel-mar	291	public static function logger() {
263	daniel-mar	292	if (is_null(self::$logger)) {
		293	self::$logger = new OIDplusLogger();
115	daniel-mar	294	}
263	daniel-mar	295	return self::$logger;
115	daniel-mar	296	}
		297
274	daniel-mar	298	# --- SQL slang plugin
		299
		300	private static function registerSqlSlangPlugin(OIDplusSqlSlangPlugin $plugin) {
		301	$name = $plugin::id();
591	daniel-mar	302	if ($name === '') return false;
274	daniel-mar	303
449	daniel-mar	304	if (isset(self::$sqlSlangPlugins[$name])) {
451	daniel-mar	305	$plugintype_hf = _L('SQL slang');
592	daniel-mar	306	throw new OIDplusException(_L('Multiple %1 plugins use the ID %2', $plugintype_hf, $name));
449	daniel-mar	307	}
		308
274	daniel-mar	309	self::$sqlSlangPlugins[$name] = $plugin;
		310
		311	return true;
		312	}
		313
		314	public static function getSqlSlangPlugins() {
		315	return self::$sqlSlangPlugins;
		316	}
		317
318	daniel-mar	318	public static function getSqlSlangPlugin($id)/: ?OIDplusSqlSlangPlugin/ {
		319	if (isset(self::$sqlSlangPlugins[$id])) {
		320	return self::$sqlSlangPlugins[$id];
		321	} else {
		322	return null;
		323	}
		324	}
		325
230	daniel-mar	326	# --- Database plugin
74	daniel-mar	327
227	daniel-mar	328	private static function registerDatabasePlugin(OIDplusDatabasePlugin $plugin) {
275	daniel-mar	329	$name = $plugin::id();
591	daniel-mar	330	if ($name === '') return false;
150	daniel-mar	331
449	daniel-mar	332	if (isset(self::$dbPlugins[$name])) {
		333	$plugintype_hf = _L('Database');
592	daniel-mar	334	throw new OIDplusException(_L('Multiple %1 plugins use the ID %2', $plugintype_hf, $name));
449	daniel-mar	335	}
		336
150	daniel-mar	337	self::$dbPlugins[$name] = $plugin;
		338
		339	return true;
		340	}
		341
		342	public static function getDatabasePlugins() {
		343	return self::$dbPlugins;
		344	}
		345
295	daniel-mar	346	public static function getActiveDatabasePlugin() {
702	daniel-mar	347	$db_plugin_name = OIDplus::baseConfig()->getValue('DATABASE_PLUGIN','');
		348	if ($db_plugin_name === '') {
360	daniel-mar	349	throw new OIDplusConfigInitializationException(_L('No database plugin selected in config file'));
260	daniel-mar	350	}
702	daniel-mar	351	if (!isset(self::$dbPlugins[$db_plugin_name])) {
360	daniel-mar	352	throw new OIDplusConfigInitializationException(_L('Database plugin "%1" not found',$db_plugin_name));
227	daniel-mar	353	}
702	daniel-mar	354	return self::$dbPlugins[$db_plugin_name];
227	daniel-mar	355	}
		356
295	daniel-mar	357	private static $dbMainSession = null;
		358	public static function db() {
		359	if (is_null(self::$dbMainSession)) {
		360	self::$dbMainSession = self::getActiveDatabasePlugin()->newConnection();
		361	}
		362	if (!self::$dbMainSession->isConnected()) self::$dbMainSession->connect();
		363	return self::$dbMainSession;
		364	}
		365
		366	private static $dbIsolatedSession = null;
		367	public static function dbIsolated() {
		368	if (is_null(self::$dbIsolatedSession)) {
		369	self::$dbIsolatedSession = self::getActiveDatabasePlugin()->newConnection();
		370	}
		371	if (!self::$dbIsolatedSession->isConnected()) self::$dbIsolatedSession->connect();
		372	return self::$dbIsolatedSession;
		373	}
		374
702	daniel-mar	375	# --- CAPTCHA plugin
		376
		377	private static function registerCaptchaPlugin(OIDplusCaptchaPlugin $plugin) {
		378	$name = $plugin::id();
		379	if ($name === '') return false;
		380
		381	if (isset(self::$captchaPlugins[$name])) {
		382	$plugintype_hf = _L('CAPTCHA');
		383	throw new OIDplusException(_L('Multiple %1 plugins use the ID %2', $plugintype_hf, $name));
		384	}
		385
		386	self::$captchaPlugins[$name] = $plugin;
		387
		388	return true;
		389	}
		390
		391	public static function getCaptchaPlugins() {
		392	return self::$captchaPlugins;
		393	}
		394
704	daniel-mar	395	public static function getActiveCaptchaPluginId() {
702	daniel-mar	396	$captcha_plugin_name = OIDplus::baseConfig()->getValue('CAPTCHA_PLUGIN', '');
		397
		398	if (OIDplus::baseConfig()->getValue('RECAPTCHA_ENABLED', false) && ($captcha_plugin_name === '')) {
		399	// Legacy config file support!
		400	$captcha_plugin_name = 'ReCAPTCHA';
		401	}
		402
704	daniel-mar	403	if ($captcha_plugin_name === '') $captcha_plugin_name = 'None'; // the "None" plugin is a must-have!
702	daniel-mar	404
704	daniel-mar	405	return $captcha_plugin_name;
		406	}
		407
		408	public static function getActiveCaptchaPlugin() {
		409	$captcha_plugin_name = OIDplus::getActiveCaptchaPluginId();
		410
702	daniel-mar	411	if (!isset(self::$captchaPlugins[$captcha_plugin_name])) {
		412	throw new OIDplusConfigInitializationException(_L('CAPTCHA plugin "%1" not found',$captcha_plugin_name));
		413	}
		414	return self::$captchaPlugins[$captcha_plugin_name];
		415	}
		416
227	daniel-mar	417	# --- Page plugin
		418
224	daniel-mar	419	private static function registerPagePlugin(OIDplusPagePlugin $plugin) {
281	daniel-mar	420	self::$pagePlugins[] = $plugin;
61	daniel-mar	421
		422	return true;
		423	}
		424
281	daniel-mar	425	public static function getPagePlugins() {
		426	return self::$pagePlugins;
61	daniel-mar	427	}
		428
227	daniel-mar	429	# --- Auth plugin
		430
		431	private static function registerAuthPlugin(OIDplusAuthPlugin $plugin) {
456	daniel-mar	432	if (OIDplus::baseConfig()->getValue('DEBUG')) {
		433	$password = generateRandomString(25);
459	daniel-mar	434
461	daniel-mar	435	try {
		436	$authInfo = $plugin->generate($password);
		437	} catch (OIDplusException $e) {
		438	// This can happen when the AuthKey or Salt is too long
		439	throw new OIDplusException(_L('Auth plugin "%1" is erroneous: %2',basename($plugin->getPluginDirectory()),$e->getMessage()));
		440	}
459	daniel-mar	441	$salt = $authInfo->getSalt();
461	daniel-mar	442	$authKey = $authInfo->getAuthKey();
459	daniel-mar	443
461	daniel-mar	444	$authInfo_SaltDiff = clone $authInfo;
		445	$authInfo_SaltDiff->setSalt(strrev($authInfo_SaltDiff->getSalt()));
		446
		447	$authInfo_AuthKeyDiff = clone $authInfo;
		448	$authInfo_AuthKeyDiff->setAuthKey(strrev($authInfo_AuthKeyDiff->getAuthKey()));
		449
		450	if ((!$plugin->verify($authInfo,$password)) \|\|
		451	(!empty($salt) && $plugin->verify($authInfo_SaltDiff,$password)) \|\|
		452	($plugin->verify($authInfo_AuthKeyDiff,$password)) \|\|
		453	($plugin->verify($authInfo,$password.'x'))) {
456	daniel-mar	454	throw new OIDplusException(_L('Auth plugin "%1" is erroneous: Generate/Verify self test failed',basename($plugin->getPluginDirectory())));
		455	}
453	daniel-mar	456	}
		457
227	daniel-mar	458	self::$authPlugins[] = $plugin;
		459	return true;
		460	}
		461
221	daniel-mar	462	public static function getAuthPlugins() {
		463	return self::$authPlugins;
		464	}
		465
355	daniel-mar	466	# --- Language plugin
		467
		468	private static function registerLanguagePlugin(OIDplusLanguagePlugin $plugin) {
		469	self::$languagePlugins[] = $plugin;
		470	return true;
		471	}
		472
		473	public static function getLanguagePlugins() {
		474	return self::$languagePlugins;
		475	}
		476
449	daniel-mar	477	# --- Design plugin
		478
		479	private static function registerDesignPlugin(OIDplusDesignPlugin $plugin) {
		480	self::$designPlugins[] = $plugin;
		481	return true;
		482	}
		483
		484	public static function getDesignPlugins() {
		485	return self::$designPlugins;
		486	}
		487
819	daniel-mar	488	public static function getActiveDesignPlugin() {
		489	$plugins = OIDplus::getDesignPlugins();
		490	foreach ($plugins as $plugin) {
		491	if ((basename($plugin->getPluginDirectory())) == OIDplus::config()->getValue('design','default')) {
		492	return $plugin;
		493	}
		494	}
		495	return null;
		496	}
		497
289	daniel-mar	498	# --- Logger plugin
		499
		500	private static function registerLoggerPlugin(OIDplusLoggerPlugin $plugin) {
		501	self::$loggerPlugins[] = $plugin;
		502	return true;
		503	}
		504
		505	public static function getLoggerPlugins() {
		506	return self::$loggerPlugins;
		507	}
		508
227	daniel-mar	509	# --- Object type plugin
		510
		511	private static function registerObjectTypePlugin(OIDplusObjectTypePlugin $plugin) {
		512	self::$objectTypePlugins[] = $plugin;
		513
		514	$ot = $plugin::getObjectTypeClassName();
		515	self::registerObjectType($ot);
		516
		517	return true;
		518	}
		519
224	daniel-mar	520	private static function registerObjectType($ot) {
66	daniel-mar	521	$ns = $ot::ns();
860	daniel-mar	522	if (empty($ns)) throw new OIDplusException(_L('ObjectType plugin %1 is erroneous: Namespace must not be empty',$ot));
66	daniel-mar	523
860	daniel-mar	524	// Currently, we must enforce that namespaces in objectType plugins are lowercase, because prefilterQuery() makes all namespaces lowercase and the DBMS should be case-sensitive
		525	if ($ns != strtolower($ns)) throw new OIDplusException(_L('ObjectType plugin %1 is erroneous: Namespace %2 must be lower-case',$ot,$ns));
66	daniel-mar	526
860	daniel-mar	527	$root = $ot::root();
		528	if (!str_starts_with($root,$ns.':')) throw new OIDplusException(_L('ObjectType plugin %1 is erroneous: Root node (%2) is in wrong namespace (needs starts with %3)!',$ot,$root,$ns.':'));
		529
66	daniel-mar	530	$ns_found = false;
227	daniel-mar	531	foreach (array_merge(OIDplus::getEnabledObjectTypes(), OIDplus::getDisabledObjectTypes()) as $test_ot) {
66	daniel-mar	532	if ($test_ot::ns() == $ns) {
		533	$ns_found = true;
		534	break;
		535	}
		536	}
		537	if ($ns_found) {
360	daniel-mar	538	throw new OIDplusException(_L('Attention: Two objectType plugins use the same namespace "%1"!',$ns));
66	daniel-mar	539	}
		540
		541	$init = OIDplus::config()->getValue("objecttypes_initialized");
		542	$init_ary = empty($init) ? array() : explode(';', $init);
70	daniel-mar	543	$init_ary = array_map('trim', $init_ary);
66	daniel-mar	544
		545	$enabled = OIDplus::config()->getValue("objecttypes_enabled");
		546	$enabled_ary = empty($enabled) ? array() : explode(';', $enabled);
70	daniel-mar	547	$enabled_ary = array_map('trim', $enabled_ary);
66	daniel-mar	548
79	daniel-mar	549	$do_enable = false;
		550	if (in_array($ns, $enabled_ary)) {
447	daniel-mar	551	// If it is in the list of enabled object types, it is enabled (obviously)
79	daniel-mar	552	$do_enable = true;
		553	} else {
447	daniel-mar	554	if (!OIDplus::config()->getValue('oobe_objects_done')) {
		555	// If the OOBE wizard is NOT done, then just enable the "oid" object type by default
79	daniel-mar	556	$do_enable = $ns == 'oid';
		557	} else {
447	daniel-mar	558	// If the OOBE wizard was done (once), then
		559	// we will enable all object types which were never initialized
		560	// (i.e. a plugin folder was freshly added)
79	daniel-mar	561	$do_enable = !in_array($ns, $init_ary);
		562	}
		563	}
		564
		565	if ($do_enable) {
227	daniel-mar	566	self::$enabledObjectTypes[] = $ot;
		567	usort(self::$enabledObjectTypes, function($a, $b) {
66	daniel-mar	568	$enabled = OIDplus::config()->getValue("objecttypes_enabled");
		569	$enabled_ary = explode(';', $enabled);
		570
		571	$idx_a = array_search($a::ns(), $enabled_ary);
		572	$idx_b = array_search($b::ns(), $enabled_ary);
		573
		574	if ($idx_a == $idx_b) {
		575	return 0;
		576	}
		577	return ($idx_a > $idx_b) ? +1 : -1;
		578	});
74	daniel-mar	579	} else {
		580	self::$disabledObjectTypes[] = $ot;
66	daniel-mar	581	}
		582
		583	if (!in_array($ns, $init_ary)) {
		584	// Was never initialized before, so we add it to the list of enabled object types once
		585
79	daniel-mar	586	if ($do_enable) {
		587	$enabled_ary[] = $ns;
672	daniel-mar	588	// Important: Don't validate the input, because the other object types might not be initialized yet! So use setValueNoCallback() instead setValue().
		589	OIDplus::config()->setValueNoCallback("objecttypes_enabled", implode(';', $enabled_ary));
79	daniel-mar	590	}
66	daniel-mar	591
		592	$init_ary[] = $ns;
		593	OIDplus::config()->setValue("objecttypes_initialized", implode(';', $init_ary));
		594	}
61	daniel-mar	595	}
		596
227	daniel-mar	597	public static function getObjectTypePlugins() {
		598	return self::$objectTypePlugins;
61	daniel-mar	599	}
		600
227	daniel-mar	601	public static function getObjectTypePluginsEnabled() {
		602	$res = array();
		603	foreach (self::$objectTypePlugins as $plugin) {
		604	$ot = $plugin::getObjectTypeClassName();
		605	if (in_array($ot, self::$enabledObjectTypes)) $res[] = $plugin;
		606	}
		607	return $res;
74	daniel-mar	608	}
		609
227	daniel-mar	610	public static function getObjectTypePluginsDisabled() {
		611	$res = array();
		612	foreach (self::$objectTypePlugins as $plugin) {
		613	$ot = $plugin::getObjectTypeClassName();
		614	if (in_array($ot, self::$disabledObjectTypes)) $res[] = $plugin;
74	daniel-mar	615	}
227	daniel-mar	616	return $res;
74	daniel-mar	617	}
		618
227	daniel-mar	619	public static function getEnabledObjectTypes() {
		620	return self::$enabledObjectTypes;
		621	}
74	daniel-mar	622
227	daniel-mar	623	public static function getDisabledObjectTypes() {
		624	return self::$disabledObjectTypes;
		625	}
74	daniel-mar	626
277	daniel-mar	627	# --- Plugin handling functions
		628
320	daniel-mar	629	public static function getAllPlugins()/: array/ {
		630	$res = array();
		631	$res = array_merge($res, self::$pagePlugins);
		632	$res = array_merge($res, self::$authPlugins);
		633	$res = array_merge($res, self::$loggerPlugins);
		634	$res = array_merge($res, self::$objectTypePlugins);
		635	$res = array_merge($res, self::$dbPlugins);
702	daniel-mar	636	$res = array_merge($res, self::$captchaPlugins);
320	daniel-mar	637	$res = array_merge($res, self::$sqlSlangPlugins);
355	daniel-mar	638	$res = array_merge($res, self::$languagePlugins);
449	daniel-mar	639	$res = array_merge($res, self::$designPlugins);
320	daniel-mar	640	return $res;
		641	}
		642
321	daniel-mar	643	public static function getPluginByOid($oid)/: ?OIDplusPlugin/ {
320	daniel-mar	644	$plugins = self::getAllPlugins();
321	daniel-mar	645	foreach ($plugins as $plugin) {
		646	if (oid_dotnotation_equal($plugin->getManifest()->getOid(), $oid)) {
		647	return $plugin;
320	daniel-mar	648	}
		649	}
		650	return null;
		651	}
		652
380	daniel-mar	653	public static function getPluginByClassName($classname)/: ?OIDplusPlugin/ {
		654	$plugins = self::getAllPlugins();
		655	foreach ($plugins as $plugin) {
		656	if (get_class($plugin) === $classname) {
		657	return $plugin;
		658	}
		659	}
		660	return null;
277	daniel-mar	661	}
		662
594	daniel-mar	663	/**
		664	* @return array<OIDplusPluginManifest>\|array<string,array<string,OIDplusPluginManifest>>
		665	*/
693	daniel-mar	666	public static function getAllPluginManifests($pluginFolderMasks='*', $flat=true): array {
277	daniel-mar	667	$out = array();
279	daniel-mar	668	// Note: glob() will sort by default, so we do not need a page priority attribute.
		669	// So you just need to use a numeric plugin directory prefix (padded).
693	daniel-mar	670	$ary = array();
		671	foreach (explode(',',$pluginFolderMasks) as $pluginFolderMask) {
		672	$ary = array_merge($ary,glob(OIDplus::localpath().'plugins/'.''.'/'.$pluginFolderMask.'/'.''.'/manifest.xml'));
		673	}
646	daniel-mar	674
		675	// Sort the plugins by their type and name, as if they would be in a single vendor-folder!
		676	uasort($ary, function($a,$b) {
		677	if ($a == $b) return 0;
		678
		679	$ary = explode('/',$a);
		680	$bry = explode('/',$b);
		681
		682	// First sort by type (publicPage, auth, database, language, ...)
		683	$a_type = $ary[count($ary)-1-2];
		684	$b_type = $bry[count($bry)-1-2];
		685	if ($a_type < $b_type) return -1;
		686	if ($a_type > $b_type) return 1;
		687
		688	// Then sort by name (090_login, 100_whois, etc.)
		689	$a_name = $ary[count($ary)-1-1];
		690	$b_name = $bry[count($bry)-1-1];
		691	if ($a_name < $b_name) return -1;
		692	if ($a_name > $b_name) return 1;
		693
		694	// If it is still equal, then finally sort by vendorname
		695	$a_vendor = $ary[count($ary)-1-3];
		696	$b_vendor = $bry[count($bry)-1-3];
		697	if ($a_vendor < $b_vendor) return -1;
		698	if ($a_vendor > $b_vendor) return 1;
		699	return 0;
		700	});
		701
277	daniel-mar	702	foreach ($ary as $ini) {
		703	if (!file_exists($ini)) continue;
		704
307	daniel-mar	705	$manifest = new OIDplusPluginManifest();
		706	$manifest->loadManifest($ini);
277	daniel-mar	707
473	daniel-mar	708	$class_name = $manifest->getPhpMainClass();
		709	if (OIDplus::baseConfig()->getValue('DISABLE_PLUGIN_'.$class_name, false)) {
		710	continue;
		711	}
		712
307	daniel-mar	713	if ($flat) {
		714	$out[] = $manifest;
		715	} else {
		716	$plugintype_folder = basename(dirname(dirname($ini)));
		717	$pluginname_folder = basename(dirname($ini));
		718
		719	if (!isset($out[$plugintype_folder])) $out[$plugintype_folder] = array();
		720	if (!isset($out[$plugintype_folder][$pluginname_folder])) $out[$plugintype_folder][$pluginname_folder] = array();
		721	$out[$plugintype_folder][$pluginname_folder] = $manifest;
		722	}
277	daniel-mar	723	}
		724	return $out;
		725	}
		726
594	daniel-mar	727	/**
		728	* @return array<string>
		729	*/
277	daniel-mar	730	public static function registerAllPlugins($pluginDirName, $expectedPluginClass, $registerCallback): array {
		731	$out = array();
525	daniel-mar	732	if (is_array($pluginDirName)) {
		733	$ary = array();
		734	foreach ($pluginDirName as $pluginDirName_) {
		735	$ary = array_merge($ary, self::getAllPluginManifests($pluginDirName_, false));
		736	}
		737	} else {
		738	$ary = self::getAllPluginManifests($pluginDirName, false);
		739	}
320	daniel-mar	740	$known_plugin_oids = array();
456	daniel-mar	741	if (OIDplus::baseConfig()->getValue('DEBUG')) {
		742	$fake_feature = uuid_to_oid(gen_uuid());
588	daniel-mar	743	} else {
		744	$fake_feature = null;
456	daniel-mar	745	}
277	daniel-mar	746	foreach ($ary as $plugintype_folder => $bry) {
438	daniel-mar	747	foreach ($bry as $pluginname_folder => $manifest) {
		748	$class_name = $manifest->getPhpMainClass();
		749
		750	// Before we load the plugin, we want to make some checks to confirm
		751	// that the plugin is working correctly.
		752
307	daniel-mar	753	if (!$class_name) {
438	daniel-mar	754	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Manifest does not declare a PHP main class'));
277	daniel-mar	755	}
297	daniel-mar	756	if (OIDplus::baseConfig()->getValue('DISABLE_PLUGIN_'.$class_name, false)) {
		757	continue;
		758	}
292	daniel-mar	759	if (!class_exists($class_name)) {
438	daniel-mar	760	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Manifest declares PHP main class as "%1", but it could not be found',$class_name));
292	daniel-mar	761	}
279	daniel-mar	762	if (!is_subclass_of($class_name, $expectedPluginClass)) {
438	daniel-mar	763	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Plugin main class "%1" is expected to be a subclass of "%2"',$class_name,$expectedPluginClass));
279	daniel-mar	764	}
438	daniel-mar	765	if (($class_name!=$manifest->getTypeClass()) && (!is_subclass_of($class_name,$manifest->getTypeClass()))) {
		766	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Plugin main class "%1" is expected to be a subclass of "%2", according to type declared in manifest',$class_name,$manifest->getTypeClass()));
308	daniel-mar	767	}
438	daniel-mar	768	if (($manifest->getTypeClass()!=$expectedPluginClass) && (!is_subclass_of($manifest->getTypeClass(),$expectedPluginClass))) {
		769	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Class declared in manifest is "%1" does not fit expected class for this plugin type "%2"',$manifest->getTypeClass(),$expectedPluginClass));
308	daniel-mar	770	}
		771
438	daniel-mar	772	$plugin_oid = $manifest->getOid();
320	daniel-mar	773	if (!$plugin_oid) {
438	daniel-mar	774	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Does not have an OID'));
320	daniel-mar	775	}
		776	if (!oid_valid_dotnotation($plugin_oid, false, false, 2)) {
438	daniel-mar	777	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('Plugin OID "%1" is invalid (needs to be valid dot-notation)',$plugin_oid));
320	daniel-mar	778	}
		779	if (isset($known_plugin_oids[$plugin_oid])) {
438	daniel-mar	780	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('The OID "%1" is already used by the plugin "%2"',$plugin_oid,$known_plugin_oids[$plugin_oid]));
320	daniel-mar	781	}
646	daniel-mar	782
632	daniel-mar	783	$full_plugin_dir = dirname($manifest->getManifestFile());
		784	$full_plugin_dir = substr($full_plugin_dir, strlen(OIDplus::localpath()));
988	daniel-mar	785
		786	$dir_is_viathinksoft = str_starts_with($full_plugin_dir, 'plugins/viathinksoft/') \|\| str_starts_with($full_plugin_dir, 'plugins\\viathinksoft\\');
		787	$oid_is_viathinksoft = str_starts_with($plugin_oid, '1.3.6.1.4.1.37476.2.5.2.4.'); // { iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 37476 products(2) oidplus(5) v2(2) plugins(4) }
		788	if ($dir_is_viathinksoft != $oid_is_viathinksoft) {
635	daniel-mar	789	throw new OIDplusException(_L('Plugin "%1/%2" is misplaced',$plugintype_folder,$pluginname_folder).': '._L('The plugin is in the wrong folder. The folder %1 can only be used by official ViaThinkSoft plugins','plugins/viathinksoft/'));
632	daniel-mar	790	}
320	daniel-mar	791
632	daniel-mar	792	$known_plugin_oids[$plugin_oid] = $plugintype_folder.'/'.$pluginname_folder;
		793
438	daniel-mar	794	$obj = new $class_name();
456	daniel-mar	795
		796	if (OIDplus::baseConfig()->getValue('DEBUG')) {
		797	if ($obj->implementsFeature($fake_feature)) {
		798	// see https://devblogs.microsoft.com/oldnewthing/20040211-00/?p=40663
		799	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('implementsFeature() always returns true'));
		800	}
438	daniel-mar	801	}
		802
778	daniel-mar	803	// TODO: Maybe as additional plugin-test, we should also check if plugins are allowed to define CSS/JS, i.e. the plugin type is element of OIDplus::INTERACTIVE_PLUGIN_TYPES
988	daniel-mar	804	$tmp = $manifest->getManifestLinkedFiles();
438	daniel-mar	805	foreach ($tmp as $file) {
		806	if (!file_exists($file)) {
		807	throw new OIDplusException(_L('Plugin "%1/%2" is erroneous',$plugintype_folder,$pluginname_folder).': '._L('File %1 was defined in manifest, but it is not existing',$file));
		808	}
		809	}
		810
		811	// Now we can continue
		812
279	daniel-mar	813	$out[] = $class_name;
		814	if (!is_null($registerCallback)) {
438	daniel-mar	815	call_user_func($registerCallback, $obj);
444	daniel-mar	816
		817	// Alternative approaches:
		818	//$registerCallback[0]::{$registerCallback[1]}($obj);
		819	// or:
		820	//forward_static_call($registerCallback, $obj);
279	daniel-mar	821	}
277	daniel-mar	822	}
		823
		824	}
		825	return $out;
		826	}
		827
227	daniel-mar	828	# --- Initialization of OIDplus
206	daniel-mar	829
374	daniel-mar	830	public static function init($html=true, $keepBaseConfig=true) {
236	daniel-mar	831	self::$html = $html;
		832
263	daniel-mar	833	// Reset internal state, so we can re-init verything if required
274	daniel-mar	834
263	daniel-mar	835	if (self::$old_config_format) {
778	daniel-mar	836	// We need to do this, because define() cannot be undone
263	daniel-mar	837	// Note: This can only happen in very special cases (e.g. test cases) where you call init() twice
360	daniel-mar	838	throw new OIDplusConfigInitializationException(_L('A full re-initialization is not possible if a version 2.0 config file (containing "defines") is used. Please update to a config 2.1 file by running setup again.'));
263	daniel-mar	839	}
274	daniel-mar	840
263	daniel-mar	841	self::$config = null;
374	daniel-mar	842	if (!$keepBaseConfig) self::$baseConfig = null; // for test cases we need to be able to control base config and setting values manually, so $keepBaseConfig needs to be true
263	daniel-mar	843	self::$gui = null;
		844	self::$authUtils = null;
		845	self::$mailUtils = null;
		846	self::$menuUtils = null;
		847	self::$logger = null;
295	daniel-mar	848	self::$dbMainSession = null;
		849	self::$dbIsolatedSession = null;
263	daniel-mar	850	self::$pagePlugins = array();
		851	self::$authPlugins = array();
289	daniel-mar	852	self::$loggerPlugins = array();
263	daniel-mar	853	self::$objectTypePlugins = array();
		854	self::$enabledObjectTypes = array();
		855	self::$disabledObjectTypes = array();
		856	self::$dbPlugins = array();
702	daniel-mar	857	self::$captchaPlugins = array();
274	daniel-mar	858	self::$sqlSlangPlugins = array();
355	daniel-mar	859	self::$languagePlugins = array();
449	daniel-mar	860	self::$designPlugins = array();
263	daniel-mar	861	self::$system_id_cache = null;
		862	self::$sslAvailableCache = null;
468	daniel-mar	863	self::$translationArray = array();
74	daniel-mar	864
263	daniel-mar	865	// Continue...
		866
294	daniel-mar	867	OIDplus::baseConfig(); // this loads the base configuration located in userdata/baseconfig/config.inc.php (once!)
263	daniel-mar	868	// You can do changes to the configuration afterwards using OIDplus::baseConfig()->...
		869
150	daniel-mar	870	// Register database types (highest priority)
		871
274	daniel-mar	872	// SQL slangs
		873
294	daniel-mar	874	self::registerAllPlugins('sqlSlang', 'OIDplusSqlSlangPlugin', array('OIDplus','registerSqlSlangPlugin'));
274	daniel-mar	875	foreach (OIDplus::getSqlSlangPlugins() as $plugin) {
		876	$plugin->init($html);
		877	}
		878
		879	// Database providers
		880
277	daniel-mar	881	self::registerAllPlugins('database', 'OIDplusDatabasePlugin', array('OIDplus','registerDatabasePlugin'));
237	daniel-mar	882	foreach (OIDplus::getDatabasePlugins() as $plugin) {
		883	$plugin->init($html);
		884	}
		885
42	daniel-mar	886	// Do redirect stuff etc.
74	daniel-mar	887
230	daniel-mar	888	self::isSslAvailable(); // This function does automatic redirects
61	daniel-mar	889
263	daniel-mar	890	// Construct the configuration manager
66	daniel-mar	891
263	daniel-mar	892	OIDplus::config(); // During the construction, various system settings are prepared if required
66	daniel-mar	893
74	daniel-mar	894	// Initialize public / private keys
		895
227	daniel-mar	896	OIDplus::getPkiStatus(true);
74	daniel-mar	897
237	daniel-mar	898	// Register non-DB plugins
74	daniel-mar	899
525	daniel-mar	900	self::registerAllPlugins(array('publicPages', 'raPages', 'adminPages'), 'OIDplusPagePlugin', array('OIDplus','registerPagePlugin'));
277	daniel-mar	901	self::registerAllPlugins('auth', 'OIDplusAuthPlugin', array('OIDplus','registerAuthPlugin'));
289	daniel-mar	902	self::registerAllPlugins('logger', 'OIDplusLoggerPlugin', array('OIDplus','registerLoggerPlugin'));
825	daniel-mar	903	OIDplusLogger::reLogMissing(); // Some previous plugins might have tried to log. Repeat that now.
277	daniel-mar	904	self::registerAllPlugins('objectTypes', 'OIDplusObjectTypePlugin', array('OIDplus','registerObjectTypePlugin'));
355	daniel-mar	905	self::registerAllPlugins('language', 'OIDplusLanguagePlugin', array('OIDplus','registerLanguagePlugin'));
449	daniel-mar	906	self::registerAllPlugins('design', 'OIDplusDesignPlugin', array('OIDplus','registerDesignPlugin'));
778	daniel-mar	907	self::registerAllPlugins('captcha', 'OIDplusCaptchaPlugin', array('OIDplus','registerCaptchaPlugin'));
150	daniel-mar	908
237	daniel-mar	909	// Initialize non-DB plugins
224	daniel-mar	910
281	daniel-mar	911	foreach (OIDplus::getPagePlugins() as $plugin) {
74	daniel-mar	912	$plugin->init($html);
		913	}
230	daniel-mar	914	foreach (OIDplus::getAuthPlugins() as $plugin) {
		915	$plugin->init($html);
		916	}
289	daniel-mar	917	foreach (OIDplus::getLoggerPlugins() as $plugin) {
		918	$plugin->init($html);
		919	}
230	daniel-mar	920	foreach (OIDplus::getObjectTypePlugins() as $plugin) {
		921	$plugin->init($html);
		922	}
355	daniel-mar	923	foreach (OIDplus::getLanguagePlugins() as $plugin) {
		924	$plugin->init($html);
		925	}
449	daniel-mar	926	foreach (OIDplus::getDesignPlugins() as $plugin) {
		927	$plugin->init($html);
		928	}
778	daniel-mar	929	foreach (OIDplus::getCaptchaPlugins() as $plugin) {
		930	$plugin->init($html);
		931	}
412	daniel-mar	932
778	daniel-mar	933	if (PHP_SAPI != 'cli') {
		934
		935	// Prepare some security related response headers (default values)
		936
		937	$content_language =
		938	strtolower(substr(OIDplus::getCurrentLang(),0,2)) . '-' .
		939	strtoupper(substr(OIDplus::getCurrentLang(),2,2)); // e.g. 'en-US'
		940
		941	$http_headers = array(
		942	"X-Content-Type-Options" => "nosniff",
		943	"X-XSS-Protection" => "1; mode=block",
		944	"X-Frame-Options" => "SAMEORIGIN",
		945	"Referrer-Policy" => array(
		946	"no-referrer-when-downgrade"
		947	),
		948	"Cache-Control" => array(
		949	"no-cache",
		950	"no-store",
		951	"must-revalidate"
		952	),
		953	"Pragma" => "no-cache",
		954	"Content-Language" => $content_language,
		955	"Expires" => "0",
		956	"Content-Security-Policy" => array(
1001	daniel-mar	957	// see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy
		958
		959	// --- Fetch directives ---
		960	"child-src" => array(
		961	"'self'",
		962	"blob:"
		963	),
		964	"connect-src" => array(
		965	"'self'",
		966	"blob:"
		967	),
778	daniel-mar	968	"default-src" => array(
		969	"'self'",
		970	"blob:",
		971	"https://cdnjs.cloudflare.com/"
		972	),
1001	daniel-mar	973	"font-src" => array(
778	daniel-mar	974	"'self'",
1001	daniel-mar	975	"blob:"
778	daniel-mar	976	),
1001	daniel-mar	977	"frame-src" => array(
		978	"'self'",
		979	"blob:"
		980	),
778	daniel-mar	981	"img-src" => array(
1001	daniel-mar	982	"blob:",
778	daniel-mar	983	"data:",
		984	"http:",
		985	"https:"
		986	),
1001	daniel-mar	987	"manifest-src" => array(
		988	"'self'",
		989	"blob:"
		990	),
		991	"media-src" => array(
		992	"'self'",
		993	"blob:"
		994	),
		995	"object-src" => array(
		996	"'none'"
		997	),
		998	"prefetch-src" => array(
		999	"'self'",
		1000	"blob:"
		1001	),
778	daniel-mar	1002	"script-src" => array(
		1003	"'self'",
		1004	"'unsafe-inline'",
		1005	"'unsafe-eval'",
		1006	"blob:",
		1007	"https://cdnjs.cloudflare.com/",
		1008	"https://polyfill.io/"
		1009	),
1001	daniel-mar	1010	// script-src-elem not used
		1011	// script-src-attr not used
		1012	"style-src" => array(
		1013	"'self'",
		1014	"'unsafe-inline'",
		1015	"https://cdnjs.cloudflare.com/"
		1016	),
		1017	// style-src-elem not used
		1018	// style-src-attr not used
		1019	"worker-src" => array(
		1020	"'self'",
		1021	"blob:"
		1022	),
		1023
		1024	// --- Navigation directives ---
778	daniel-mar	1025	"frame-ancestors" => array(
		1026	"'none'"
		1027	),
		1028	)
		1029	);
		1030
780	daniel-mar	1031	// Give plugins the opportunity to manipulate/extend the headers
778	daniel-mar	1032
		1033	foreach (OIDplus::getSqlSlangPlugins() as $plugin) {
		1034	$plugin->httpHeaderCheck($http_headers);
		1035	}
1015	daniel-mar	1036	//foreach (OIDplus::getDatabasePlugins() as $plugin) {
		1037	if ($plugin = OIDplus::getActiveDatabasePlugin()) {
778	daniel-mar	1038	$plugin->httpHeaderCheck($http_headers);
		1039	}
		1040	foreach (OIDplus::getPagePlugins() as $plugin) {
		1041	$plugin->httpHeaderCheck($http_headers);
		1042	}
		1043	foreach (OIDplus::getAuthPlugins() as $plugin) {
		1044	$plugin->httpHeaderCheck($http_headers);
		1045	}
		1046	foreach (OIDplus::getLoggerPlugins() as $plugin) {
		1047	$plugin->httpHeaderCheck($http_headers);
		1048	}
		1049	foreach (OIDplus::getObjectTypePlugins() as $plugin) {
		1050	$plugin->httpHeaderCheck($http_headers);
		1051	}
		1052	foreach (OIDplus::getLanguagePlugins() as $plugin) {
		1053	$plugin->httpHeaderCheck($http_headers);
		1054	}
		1055	foreach (OIDplus::getDesignPlugins() as $plugin) {
		1056	$plugin->httpHeaderCheck($http_headers);
		1057	}
1015	daniel-mar	1058	//foreach (OIDplus::getCaptchaPlugins() as $plugin) {
		1059	if ($plugin = OIDplus::getActiveCaptchaPlugin()) {
778	daniel-mar	1060	$plugin->httpHeaderCheck($http_headers);
		1061	}
		1062
		1063	// Prepare to send the headers to the client
		1064	// The headers are sent automatically when the first output comes or the script ends
		1065
		1066	foreach ($http_headers as $name => $val) {
		1067
		1068	// Plugins can remove standard OIDplus headers by setting the value to null.
		1069	if (is_null($val)) continue; /** @phpstan-ignore-line */
		1070
		1071	// Some headers can be written as arrays to make it easier for plugin authors
		1072	// to manipulate/extend the contents.
		1073	if (is_array($val)) {
		1074	if ((strtolower($name) == 'cache-control') \|\|
		1075	(strtolower($name) == 'referrer-policy'))
		1076	{
		1077	if (count($val) == 0) continue;
		1078	$val = implode(', ', $val);
		1079	} else if (strtolower($name) == 'content-security-policy') {
		1080	if (count($val) == 0) continue;
780	daniel-mar	1081	foreach ($val as $tmp1 => &$tmp2) {
		1082	$tmp2 = array_unique($tmp2);
		1083	$tmp2 = $tmp1.' '.implode(' ', $tmp2);
		1084	}
778	daniel-mar	1085	$val = implode('; ', $val);
		1086	} else {
779	daniel-mar	1087	throw new OIDplusException(_L('HTTP header "%1" cannot be written as array. A newly installed plugin is probably misusing the method "%2".',$name,'httpHeaderCheck'));
778	daniel-mar	1088	}
		1089	}
		1090
		1091	if (is_string($val)) {
		1092	header("$name: $val");
		1093	}
		1094	}
		1095
		1096	} // endif (PHP_SAPI != 'cli')
		1097
412	daniel-mar	1098	// Initialize other stuff (i.e. things which require the logger!)
		1099
		1100	OIDplus::recognizeSystemUrl(); // Make sure "last_known_system_url" is set
		1101	OIDplus::recognizeVersion(); // Make sure "last_known_version" is set and a log entry is created
2	daniel-mar	1102	}
42	daniel-mar	1103
227	daniel-mar	1104	# --- System URL, System ID, PKI, and other functions
		1105
412	daniel-mar	1106	private static function recognizeSystemUrl() {
		1107	try {
801	daniel-mar	1108	$url = OIDplus::webpath(null,self::PATH_ABSOLUTE_CANONICAL); // TODO: canonical or not?
412	daniel-mar	1109	OIDplus::config()->setValue('last_known_system_url', $url);
		1110	} catch (Exception $e) {
		1111	}
		1112	}
497	daniel-mar	1113
496	daniel-mar	1114	private static function getExecutingScriptPathDepth() {
		1115	if (PHP_SAPI == 'cli') {
		1116	global $argv;
		1117	$test_dir = dirname(realpath($argv[0]));
		1118	} else {
		1119	if (!isset($_SERVER["SCRIPT_FILENAME"])) return false;
		1120	$test_dir = dirname($_SERVER['SCRIPT_FILENAME']);
		1121	}
		1122	$test_dir = str_replace('\\', '/', $test_dir);
		1123	$steps_up = 0;
928	daniel-mar	1124	while (!file_exists($test_dir.'/oidplus.min.css.php')) { // We just assume that only the OIDplus base directory contains "oidplus.min.css.php" and not any subordinate directory!
496	daniel-mar	1125	$test_dir = dirname($test_dir);
		1126	$steps_up++;
		1127	if ($steps_up == 1000) return false; // to make sure there will never be an infinite loop
		1128	}
		1129	return $steps_up;
		1130	}
632	daniel-mar	1131
580	daniel-mar	1132	public static function isSSL() {
		1133	return isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] === 'on');
		1134	}
412	daniel-mar	1135
806	daniel-mar	1136	/**
		1137	* Returns the URL of the system.
		1138	* @param int $mode If true or OIDplus::PATH_RELATIVE, the returning path is relative to the currently executed
		1139	* PHP script (i.e. index.php , not the plugin PHP script!). False or OIDplus::PATH_ABSOLUTE is
		1140	* results in an absolute URL. OIDplus::PATH_ABSOLUTE_CANONICAL is an absolute URL,
		1141	* but a canonical path (set by base config setting CANONICAL_SYSTEM_URL) is preferred.
		1142	* @return string\|false The URL, with guaranteed trailing path delimiter for directories
		1143	*/
801	daniel-mar	1144	private static function getSystemUrl($mode) {
806	daniel-mar	1145	if ($mode === self::PATH_RELATIVE) {
778	daniel-mar	1146	$steps_up = self::getExecutingScriptPathDepth();
		1147	if ($steps_up === false) {
		1148	return false;
		1149	} else {
		1150	return str_repeat('../', $steps_up);
		1151	}
		1152	} else {
806	daniel-mar	1153	if ($mode === self::PATH_ABSOLUTE_CANONICAL) {
		1154	$tmp = OIDplus::baseConfig()->getValue('CANONICAL_SYSTEM_URL', '');
		1155	if ($tmp) {
		1156	return rtrim($tmp,'/').'/';
		1157	}
326	daniel-mar	1158	}
778	daniel-mar	1159
495	daniel-mar	1160	if (PHP_SAPI == 'cli') {
494	daniel-mar	1161	try {
		1162	return OIDplus::config()->getValue('last_known_system_url', false);
		1163	} catch (Exception $e) {
		1164	return false;
		1165	}
778	daniel-mar	1166	} else {
		1167	// First, try to find out how many levels we need to go up
		1168	$steps_up = self::getExecutingScriptPathDepth();
326	daniel-mar	1169
778	daniel-mar	1170	// Then go up these amount of levels, based on SCRIPT_NAME/argv[0]
		1171	$res = dirname($_SERVER['SCRIPT_NAME'].'index.php'); // This fake 'index.php' ensures that SCRIPT_NAME does not end with '/', which would make dirname() fail
		1172	for ($i=0; $i<$steps_up; $i++) {
		1173	$res = dirname($res);
		1174	}
		1175	$res = str_replace('\\', '/', $res);
		1176	if ($res == '/') $res = '';
227	daniel-mar	1177
778	daniel-mar	1178	// Add protocol and hostname
580	daniel-mar	1179	$is_ssl = self::isSSL();
495	daniel-mar	1180	$protocol = $is_ssl ? 'https' : 'http'; // do not translate
		1181	$host = $_SERVER['HTTP_HOST']; // includes port if it is not 80/443
778	daniel-mar	1182
		1183	return $protocol.'://'.$host.$res.'/';
495	daniel-mar	1184	}
227	daniel-mar	1185	}
		1186	}
		1187
827	daniel-mar	1188	private static function getSystemIdFromPubKey($pubKey) {
		1189	$m = array();
		1190	if (preg_match('@BEGIN PUBLIC KEY\-+(.+)\-+END PUBLIC KEY@ismU', $pubKey, $m)) {
		1191	return smallhash(base64_decode($m[1]));
		1192	}
		1193	return false;
		1194	}
		1195
227	daniel-mar	1196	private static $system_id_cache = null;
		1197	public static function getSystemId($oid=false) {
		1198	if (!is_null(self::$system_id_cache)) {
		1199	$out = self::$system_id_cache;
		1200	} else {
		1201	$out = false;
		1202
		1203	if (self::getPkiStatus(true)) {
830	daniel-mar	1204	$pubKey = OIDplus::getSystemPublicKey();
827	daniel-mar	1205	$out = self::getSystemIdFromPubKey($pubKey);
227	daniel-mar	1206	}
		1207	self::$system_id_cache = $out;
		1208	}
350	daniel-mar	1209	if (!$out) return false;
291	daniel-mar	1210	return ($oid ? '1.3.6.1.4.1.37476.30.9.' : '').$out;
227	daniel-mar	1211	}
		1212
825	daniel-mar	1213	public static function getOpenSslCnf() {
		1214	// The following functions need a config file, otherway they don't work
		1215	// - openssl_csr_new
		1216	// - openssl_csr_sign
		1217	// - openssl_pkey_export
		1218	// - openssl_pkey_export_to_file
		1219	// - openssl_pkey_new
		1220	$tmp = @getenv('OPENSSL_CONF');
		1221	if ($tmp && file_exists($tmp)) return $tmp;
		1222
		1223	// OpenSSL in XAMPP does not work OOBE, since the OPENSSL_CONF is
		1224	// C:/xampp/apache/bin/openssl.cnf and not C:/xampp/apache/conf/openssl.cnf
		1225	// Bug reports are more than 10 years old and nobody cares...
		1226	// Use our own config file
		1227	return __DIR__.'/../../vendor/phpseclib/phpseclib/phpseclib/openssl.cnf';
		1228	}
		1229
830	daniel-mar	1230	private static function getPrivKeyPassphraseFilename() {
		1231	return OIDplus::localpath() . 'userdata/privkey_secret.php';
		1232	}
227	daniel-mar	1233
830	daniel-mar	1234	private static function tryCreatePrivKeyPassphrase() {
		1235	$file = self::getPrivKeyPassphraseFilename();
827	daniel-mar	1236
830	daniel-mar	1237	$passphrase = generateRandomString(64);
		1238	$cont = "<?php\n";
		1239	$cont .= "// ATTENTION! This file was automatically generated by OIDplus to encrypt the private key\n";
		1240	$cont .= "// that is located in your database configuration table. DO NOT ALTER OR DELETE THIS FILE,\n";
		1241	$cont .= "// otherwise you will lose your OIDplus System-ID and all services connected with it!\n";
831	daniel-mar	1242	$cont .= "// If multiple systems access the same database, then this file must be synchronous\n";
		1243	$cont .= "// between all systems, otherwise you will lose your system ID, too!\n";
830	daniel-mar	1244	$cont .= "\$passphrase = '$passphrase';\n";
		1245	$cont .= "// End of file\n";
		1246
		1247	@file_put_contents($file, $cont);
		1248	}
		1249
		1250	private static function getPrivKeyPassphrase() {
		1251	$file = self::getPrivKeyPassphraseFilename();
		1252	if (!file_exists($file)) return false;
		1253	$cont = file_get_contents($file);
		1254	$m = array();
		1255	if (!preg_match("@'(.+)'@isU", $cont, $m)) return false;
		1256	return $m[1];
		1257	}
		1258
		1259	public static function getSystemPrivateKey() {
227	daniel-mar	1260	$privKey = OIDplus::config()->getValue('oidplus_private_key');
830	daniel-mar	1261	if ($privKey == '') return false;
		1262
		1263	$passphrase = self::getPrivKeyPassphrase();
		1264	if ($passphrase !== false) {
		1265	$privKey = decrypt_private_key($privKey, $passphrase);
		1266	}
		1267
		1268	if (is_privatekey_encrypted($privKey)) {
		1269	// This can happen if the key file has vanished
		1270	return false;
		1271	}
		1272
		1273	return $privKey;
		1274	}
		1275
		1276	public static function getSystemPublicKey() {
227	daniel-mar	1277	$pubKey = OIDplus::config()->getValue('oidplus_public_key');
830	daniel-mar	1278	if ($pubKey == '') return false;
		1279	return $pubKey;
		1280	}
227	daniel-mar	1281
830	daniel-mar	1282	public static function getPkiStatus($try_generate=false) {
		1283	if (!function_exists('openssl_pkey_new')) return false;
227	daniel-mar	1284
830	daniel-mar	1285	if ($try_generate) {
		1286	// For debug purposes: Invalidate current key once:
		1287	//OIDplus::config()->setValue('oidplus_private_key', '');
256	daniel-mar	1288
830	daniel-mar	1289	$privKey = OIDplus::getSystemPrivateKey();
		1290	$pubKey = OIDplus::getSystemPublicKey();
		1291	if (!verify_private_public_key($privKey, $pubKey)) {
		1292	if ($pubKey) {
		1293	OIDplus::logger()->log("[WARN]A!", "The private/public key-pair is broken. A new key-pair will now be generated for your system. Your System-ID will change.");
		1294	}
227	daniel-mar	1295
830	daniel-mar	1296	$pkey_config = array(
		1297	"digest_alg" => "sha512",
		1298	"private_key_bits" => defined('OPENSSL_SUPPLEMENT') ? 1024 : 2048, // openssl_supplement.inc.php is based on phpseclib, which is very slow. So we use 1024 bits instead of 2048 bits
		1299	"private_key_type" => OPENSSL_KEYTYPE_RSA,
		1300	"config" => OIDplus::getOpenSslCnf()
		1301	);
227	daniel-mar	1302
830	daniel-mar	1303	// Create the private and public key
		1304	$res = openssl_pkey_new($pkey_config);
		1305	if ($res === false) return false;
239	daniel-mar	1306
830	daniel-mar	1307	// Extract the private key from $res to $privKey
		1308	if (openssl_pkey_export($res, $privKey, null, $pkey_config) === false) return false;
227	daniel-mar	1309
830	daniel-mar	1310	// Extract the public key from $res to $pubKey
		1311	$tmp = openssl_pkey_get_details($res);
		1312	if ($tmp === false) return false;
		1313	$pubKey = $tmp["key"];
		1314
		1315	// encrypt new keys using a passphrase stored in a secret file
		1316	self::tryCreatePrivKeyPassphrase(); // try (re)generate this file
		1317	$passphrase = self::getPrivKeyPassphrase();
		1318	if ($passphrase !== false) {
		1319	$privKey = encrypt_private_key($privKey, $passphrase);
		1320	}
		1321
		1322	// Calculate the system ID from the public key
		1323	$system_id = self::getSystemIdFromPubKey($pubKey);
		1324	if ($system_id !== false) {
		1325	// Save the key pair to database
		1326	OIDplus::config()->setValue('oidplus_private_key', $privKey);
		1327	OIDplus::config()->setValue('oidplus_public_key', $pubKey);
		1328
		1329	// Log the new system ID
		1330	OIDplus::logger()->log("[INFO]A!", "A new private/public key-pair for your system had been generated. Your SystemID is now $system_id");
		1331	}
		1332	} else {
		1333	$passphrase = self::getPrivKeyPassphrase();
831	daniel-mar	1334	$rawPrivKey = OIDplus::config()->getValue('oidplus_private_key');
		1335	if (($passphrase === false) \|\| !is_privatekey_encrypted($rawPrivKey)) {
830	daniel-mar	1336	// Upgrade to new encrypted keys
		1337	self::tryCreatePrivKeyPassphrase(); // try generate this file
		1338	$passphrase = self::getPrivKeyPassphrase();
		1339	if ($passphrase !== false) {
		1340	$privKey = encrypt_private_key($privKey, $passphrase);
		1341	OIDplus::logger()->log("[INFO]A!", "The private/public key-pair has been upgraded to an encrypted key-pair. The key is saved in ".self::getPrivKeyPassphraseFilename());
		1342	OIDplus::config()->setValue('oidplus_private_key', $privKey);
		1343	}
		1344	}
227	daniel-mar	1345	}
		1346	}
		1347
830	daniel-mar	1348	$privKey = OIDplus::getSystemPrivateKey();
		1349	$pubKey = OIDplus::getSystemPublicKey();
227	daniel-mar	1350	return verify_private_public_key($privKey, $pubKey);
		1351	}
		1352
170	daniel-mar	1353	public static function getInstallType() {
486	daniel-mar	1354	$counter = 0;
		1355
661	daniel-mar	1356	if ($new_version_file_exists = file_exists(OIDplus::localpath().'.version.php')) {
486	daniel-mar	1357	$counter++;
591	daniel-mar	1358	}
661	daniel-mar	1359	if ($old_version_file_exists = file_exists(OIDplus::localpath().'oidplus_version.txt')) {
		1360	$counter++;
		1361	}
		1362	$version_file_exists = $old_version_file_exists \| $new_version_file_exists;
681	daniel-mar	1363	if ($svn_dir_exists = (is_dir(OIDplus::localpath().'.svn') \|\|
		1364	is_dir(OIDplus::localpath().'../.svn'))) { // in case we checked out the root instead of the "trunk"
486	daniel-mar	1365	$counter++;
591	daniel-mar	1366	}
681	daniel-mar	1367	// if ($git_dir_exists = is_dir(OIDplus::localpath().'.git')) {
698	daniel-mar	1368	if ($git_dir_exists = (OIDplus::findGitFolder() !== false)) {
486	daniel-mar	1369	$counter++;
591	daniel-mar	1370	}
486	daniel-mar	1371
		1372	if ($counter === 0) {
360	daniel-mar	1373	return 'unknown'; // do not translate
170	daniel-mar	1374	}
591	daniel-mar	1375	else if ($counter > 1) {
360	daniel-mar	1376	return 'ambigous'; // do not translate
170	daniel-mar	1377	}
591	daniel-mar	1378	else if ($svn_dir_exists) {
360	daniel-mar	1379	return 'svn-wc'; // do not translate
170	daniel-mar	1380	}
591	daniel-mar	1381	else if ($git_dir_exists) {
486	daniel-mar	1382	return 'git-wc'; // do not translate
		1383	}
591	daniel-mar	1384	else if ($version_file_exists) {
360	daniel-mar	1385	return 'svn-snapshot'; // do not translate
170	daniel-mar	1386	}
		1387	}
		1388
412	daniel-mar	1389	private static function recognizeVersion() {
		1390	try {
		1391	$ver_prev = OIDplus::config()->getValue("last_known_version");
		1392	$ver_now = OIDplus::getVersion();
		1393	if (($ver_now != '') && ($ver_prev != '') && ($ver_now != $ver_prev)) {
455	daniel-mar	1394	// TODO: Problem: When the system was updated using SVN, then the IP address of the next random visitor of the website is logged!
412	daniel-mar	1395	OIDplus::logger()->log("[INFO]A!", "System version changed from '$ver_prev' to '$ver_now'");
856	daniel-mar	1396
		1397	// Just to be sure, recanonize objects (we don't do it at every page visit due to performance reasons)
857	daniel-mar	1398	self::recanonizeObjects();
412	daniel-mar	1399	}
		1400	OIDplus::config()->setValue("last_known_version", $ver_now);
		1401	} catch (Exception $e) {
		1402	}
		1403	}
		1404
111	daniel-mar	1405	public static function getVersion() {
412	daniel-mar	1406	static $cachedVersion = null;
		1407	if (!is_null($cachedVersion)) {
		1408	return $cachedVersion;
		1409	}
		1410
486	daniel-mar	1411	$installType = OIDplus::getInstallType();
		1412
		1413	if ($installType === 'svn-wc') {
496	daniel-mar	1414	$ver = get_svn_revision(OIDplus::localpath());
486	daniel-mar	1415	if ($ver)
		1416	return ($cachedVersion = 'svn-'.$ver);
558	daniel-mar	1417	$ver = get_svn_revision(OIDplus::localpath().'../'); // in case we checked out the root instead of the "trunk"
		1418	if ($ver)
		1419	return ($cachedVersion = 'svn-'.$ver);
111	daniel-mar	1420	}
162	daniel-mar	1421
486	daniel-mar	1422	if ($installType === 'git-wc') {
698	daniel-mar	1423	$ver = OIDplus::getGitsvnRevision(OIDplus::localpath());
486	daniel-mar	1424	if ($ver)
		1425	return ($cachedVersion = 'svn-'.$ver);
162	daniel-mar	1426	}
		1427
486	daniel-mar	1428	if ($installType === 'svn-snapshot') {
661	daniel-mar	1429	$cont = '';
		1430	if (file_exists($filename = OIDplus::localpath().'oidplus_version.txt'))
		1431	$cont = file_get_contents($filename);
		1432	if (file_exists($filename = OIDplus::localpath().'.version.php'))
		1433	$cont = file_get_contents($filename);
386	daniel-mar	1434	$m = array();
360	daniel-mar	1435	if (preg_match('@Revision (\d+)@', $cont, $m)) // do not translate
412	daniel-mar	1436	return ($cachedVersion = 'svn-'.$m[1]); // do not translate
162	daniel-mar	1437	}
		1438
486	daniel-mar	1439	return ($cachedVersion = false); // version ambigous or unknown
111	daniel-mar	1440	}
		1441
974	daniel-mar	1442	const ENFORCE_SSL_NO = 0;
		1443	const ENFORCE_SSL_YES = 1;
		1444	const ENFORCE_SSL_AUTO = 2;
230	daniel-mar	1445	private static $sslAvailableCache = null;
		1446	public static function isSslAvailable() {
		1447	if (!is_null(self::$sslAvailableCache)) return self::$sslAvailableCache;
256	daniel-mar	1448
495	daniel-mar	1449	if (PHP_SAPI == 'cli') {
230	daniel-mar	1450	self::$sslAvailableCache = false;
		1451	return false;
		1452	}
		1453
49	daniel-mar	1454	$timeout = 2;
580	daniel-mar	1455	$already_ssl = self::isSSL();
80	daniel-mar	1456	$ssl_port = 443;
42	daniel-mar	1457
974	daniel-mar	1458	if ($already_ssl) {
		1459	OIDplus::cookieUtils()->setcookie('SSL_CHECK', '1', 0, false, null, true/forceInsecure/);
		1460	self::$sslAvailableCache = true;
		1461	return true;
		1462	} else {
		1463	if (isset($_COOKIE['SSL_CHECK']) && ($_COOKIE['SSL_CHECK'] == '1')) {
		1464	// The cookie "SSL_CHECK" is set once a website was loaded with HTTPS.
		1465	// It forces subsequent HTTP calls to redirect to HTTPS (like HSTS).
		1466	// The reason is the following problem:
		1467	// If you open the page with HTTPS first, then the CSRF token cookies will get the "secure" flag
		1468	// If you open the page then with HTTP, the HTTP cannot access the secure CSRF cookies,
		1469	// Chrome will then block "Set-Cookie" since the HTTP cookie would overwrite the HTTPS cookie.
		1470	// Note: SSL_CHECK is NOT a replacement for HSTS! You should use HSTS,
		1471	// because on there your browser ensures that HTTPS is called, before the server
		1472	// is even contacted (and therefore, no HTTP connection can be hacked).
		1473	$mode = OIDplus::ENFORCE_SSL_YES;
		1474	} else {
		1475	$mode = OIDplus::baseConfig()->getValue('ENFORCE_SSL', OIDplus::ENFORCE_SSL_AUTO);
		1476	}
261	daniel-mar	1477
974	daniel-mar	1478	if ($mode == OIDplus::ENFORCE_SSL_NO) {
		1479	// No SSL available
		1480	self::$sslAvailableCache = false;
		1481	return false;
		1482	} else if ($mode == OIDplus::ENFORCE_SSL_YES) {
		1483	// Force SSL
80	daniel-mar	1484	$location = 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
		1485	header('Location:'.$location);
360	daniel-mar	1486	die(_L('Redirecting to HTTPS...'));
974	daniel-mar	1487	} else if ($mode == OIDplus::ENFORCE_SSL_AUTO) {
		1488	// Automatic SSL detection
80	daniel-mar	1489	if (isset($_COOKIE['SSL_CHECK'])) {
		1490	// We already had the HTTPS detection done before.
974	daniel-mar	1491	if ($_COOKIE['SSL_CHECK'] == '1') {
80	daniel-mar	1492	// HTTPS was detected before, but we are HTTP. Redirect now
		1493	$location = 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
		1494	header('Location:'.$location);
360	daniel-mar	1495	die(_L('Redirecting to HTTPS...'));
80	daniel-mar	1496	} else {
		1497	// No HTTPS available. Do nothing.
230	daniel-mar	1498	self::$sslAvailableCache = false;
80	daniel-mar	1499	return false;
		1500	}
49	daniel-mar	1501	} else {
80	daniel-mar	1502	// This is our first check (or the browser didn't accept the SSL_CHECK cookie)
386	daniel-mar	1503	$errno = -1;
		1504	$errstr = '';
80	daniel-mar	1505	if (@fsockopen($_SERVER['HTTP_HOST'], $ssl_port, $errno, $errstr, $timeout)) {
		1506	// HTTPS detected. Redirect now, and remember that we had detected HTTPS
974	daniel-mar	1507	OIDplus::cookieUtils()->setcookie('SSL_CHECK', '1', 0, false, null, true/forceInsecure/);
80	daniel-mar	1508	$location = 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
		1509	header('Location:'.$location);
360	daniel-mar	1510	die(_L('Redirecting to HTTPS...'));
80	daniel-mar	1511	} else {
		1512	// No HTTPS detected. Do nothing, and next time, don't try to detect HTTPS again.
974	daniel-mar	1513	OIDplus::cookieUtils()->setcookie('SSL_CHECK', '0', 0, false, null, true/forceInsecure/);
230	daniel-mar	1514	self::$sslAvailableCache = false;
80	daniel-mar	1515	return false;
		1516	}
49	daniel-mar	1517	}
42	daniel-mar	1518	}
		1519	}
		1520	}
497	daniel-mar	1521
496	daniel-mar	1522	/**
		1523	* Gets a local path pointing to a resource
		1524	* @param string $target Target resource (file or directory must exist), or null to get the OIDplus base directory
		1525	* @param boolean $relative If true, the returning path is relative to the currently executed PHP file (not the CLI working directory)
590	daniel-mar	1526	* @return string\|false The local path, with guaranteed trailing path delimiter for directories
496	daniel-mar	1527	*/
		1528	public static function localpath($target=null, $relative=false) {
		1529	if (is_null($target)) {
		1530	$target = __DIR__.'/../../';
		1531	}
241	daniel-mar	1532
496	daniel-mar	1533	if ($relative) {
		1534	// First, try to find out how many levels we need to go up
		1535	$steps_up = self::getExecutingScriptPathDepth();
		1536	if ($steps_up === false) return false;
497	daniel-mar	1537
496	daniel-mar	1538	// Virtually go back from the executing PHP script to the OIDplus base path
		1539	$res = str_repeat('../',$steps_up);
497	daniel-mar	1540
496	daniel-mar	1541	// Then go to the desired location
		1542	$basedir = realpath(__DIR__.'/../../');
		1543	$target = realpath($target);
500	daniel-mar	1544	if ($target === false) return false;
496	daniel-mar	1545	$res .= substr($target, strlen($basedir)+1);
		1546	$res = rtrim($res,'/'); // avoid '..//' for localpath(null,true)
		1547	} else {
		1548	$res = realpath($target);
241	daniel-mar	1549	}
497	daniel-mar	1550
801	daniel-mar	1551	if (is_dir($target)) $res .= '/';
497	daniel-mar	1552
801	daniel-mar	1553	$res = str_replace('/', DIRECTORY_SEPARATOR, $res);
		1554
496	daniel-mar	1555	return $res;
241	daniel-mar	1556	}
355	daniel-mar	1557
496	daniel-mar	1558	/**
		1559	* Gets a URL pointing to a resource
		1560	* @param string $target Target resource (file or directory must exist), or null to get the OIDplus base directory
806	daniel-mar	1561	* @param int\|boolean $mode If true or OIDplus::PATH_RELATIVE, the returning path is relative to the currently executed
		1562	* PHP script (i.e. index.php , not the plugin PHP script!). False or OIDplus::PATH_ABSOLUTE is
		1563	* results in an absolute URL. OIDplus::PATH_ABSOLUTE_CANONICAL is an absolute URL,
		1564	* but a canonical path (set by base config setting CANONICAL_SYSTEM_URL) is preferred.
590	daniel-mar	1565	* @return string\|false The URL, with guaranteed trailing path delimiter for directories
496	daniel-mar	1566	*/
806	daniel-mar	1567	public static function webpath($target=null, $mode=self::PATH_ABSOLUTE_CANONICAL) {
801	daniel-mar	1568	// backwards compatibility
		1569	if ($mode === true) $mode = self::PATH_RELATIVE;
		1570	if ($mode === false) $mode = self::PATH_ABSOLUTE;
		1571
811	daniel-mar	1572	if ($mode == OIDplus::PATH_RELATIVE_TO_ROOT) {
812	daniel-mar	1573	$tmp = OIDplus::webpath($target,OIDplus::PATH_ABSOLUTE);
		1574	if ($tmp === false) return false;
		1575	$tmp = parse_url($tmp);
		1576	if ($tmp === false) return false;
		1577	if (!isset($tmp['path'])) return false;
		1578	return $tmp['path'];
811	daniel-mar	1579	}
		1580
812	daniel-mar	1581	if ($mode == OIDplus::PATH_RELATIVE_TO_ROOT_CANONICAL) {
		1582	$tmp = OIDplus::webpath($target,OIDplus::PATH_ABSOLUTE_CANONICAL);
		1583	if ($tmp === false) return false;
		1584	$tmp = parse_url($tmp);
		1585	if ($tmp === false) return false;
		1586	if (!isset($tmp['path'])) return false;
		1587	return $tmp['path'];
		1588	}
		1589
801	daniel-mar	1590	$res = self::getSystemUrl($mode); // Note: already contains a trailing path delimiter
778	daniel-mar	1591	if ($res === false) return false;
497	daniel-mar	1592
496	daniel-mar	1593	if (!is_null($target)) {
		1594	$basedir = realpath(__DIR__.'/../../');
		1595	$target = realpath($target);
500	daniel-mar	1596	if ($target === false) return false;
496	daniel-mar	1597	$tmp = substr($target, strlen($basedir)+1);
500	daniel-mar	1598	$res .= str_replace(DIRECTORY_SEPARATOR,'/',$tmp); // remove OS specific path delimiters introduced by realpath()
497	daniel-mar	1599	if (is_dir($target)) $res .= '/';
496	daniel-mar	1600	}
497	daniel-mar	1601
496	daniel-mar	1602	return $res;
		1603	}
497	daniel-mar	1604
778	daniel-mar	1605	public static function canonicalURL() {
		1606	// First part: OIDplus system URL (or canonical system URL)
801	daniel-mar	1607	$sysurl = OIDplus::getSystemUrl(self::PATH_ABSOLUTE_CANONICAL);
778	daniel-mar	1608
		1609	// Second part: Directory
		1610	$basedir = realpath(__DIR__.'/../../');
		1611	$target = realpath('.');
		1612	if ($target === false) return false;
		1613	$tmp = substr($target, strlen($basedir)+1);
		1614	$res = str_replace(DIRECTORY_SEPARATOR,'/',$tmp); // remove OS specific path delimiters introduced by realpath()
780	daniel-mar	1615	if (is_dir($target) && ($res != '')) $res .= '/';
778	daniel-mar	1616
		1617	// Third part: File name
		1618	$tmp = explode('/',$_SERVER['SCRIPT_NAME']);
		1619	$tmp = end($tmp);
		1620
		1621	// Fourth part: Query string (ordered)
		1622	$tmp2 = getSortedQuery();
		1623	if ($tmp2 != '') $tmp2 = '?'.$tmp2;
		1624
		1625	return $sysurl.$res.$tmp.$tmp2;
		1626	}
		1627
639	daniel-mar	1628	private static $shutdown_functions = array();
		1629	public static function register_shutdown_function($func) {
		1630	self::$shutdown_functions[] = $func;
		1631	}
		1632
		1633	public static function invoke_shutdown() {
		1634	foreach (self::$shutdown_functions as $func) {
		1635	$func();
		1636	}
		1637	}
		1638
360	daniel-mar	1639	public static function getAvailableLangs() {
		1640	$langs = array();
		1641	foreach (OIDplus::getAllPluginManifests('language') as $pluginManifest) {
389	daniel-mar	1642	$code = $pluginManifest->getLanguageCode();
360	daniel-mar	1643	$langs[] = $code;
		1644	}
		1645	return $langs;
		1646	}
		1647
355	daniel-mar	1648	public static function getCurrentLang() {
360	daniel-mar	1649	if (isset($_GET['lang'])) {
		1650	$lang = $_GET['lang'];
		1651	} else if (isset($_POST['lang'])) {
		1652	$lang = $_POST['lang'];
		1653	} else if (isset($_COOKIE['LANGUAGE'])) {
		1654	$lang = $_COOKIE['LANGUAGE'];
		1655	} else {
		1656	$lang = self::DEFAULT_LANGUAGE;
		1657	}
		1658	$lang = substr(preg_replace('@[^a-z]@ismU', '', $lang),0,4); // sanitize
355	daniel-mar	1659	return $lang;
		1660	}
		1661
362	daniel-mar	1662	public static function handleLangArgument() {
		1663	if (isset($_GET['lang'])) {
		1664	// The "?lang=" argument is only for NoScript-Browsers/SearchEngines
		1665	// In case someone who has JavaScript clicks a ?lang= link, they should get
		1666	// the page in that language, but the cookie must be set, otherwise
		1667	// the menu and other stuff would be in their cookie-based-language and not the
		1668	// argument-based-language.
557	daniel-mar	1669	OIDplus::cookieUtils()->setcookie('LANGUAGE', $_GET['lang'], 0, true/HttpOnly off, because JavaScript also needs translation/);
362	daniel-mar	1670	} else if (isset($_POST['lang'])) {
557	daniel-mar	1671	OIDplus::cookieUtils()->setcookie('LANGUAGE', $_POST['lang'], 0, true/HttpOnly off, because JavaScript also needs translation/);
362	daniel-mar	1672	}
		1673	}
		1674
468	daniel-mar	1675	private static $translationArray = array();
469	daniel-mar	1676	protected static function getTranslationFileContents($translation_file) {
		1677	// First, try the cache
481	daniel-mar	1678	$cache_file = __DIR__ . '/../../userdata/cache/translation_'.md5($translation_file).'.ser';
469	daniel-mar	1679	if (file_exists($cache_file) && (filemtime($cache_file) == filemtime($translation_file))) {
		1680	$cac = @unserialize(file_get_contents($cache_file));
		1681	if ($cac) return $cac;
		1682	}
481	daniel-mar	1683
469	daniel-mar	1684	// If not successful, then load the XML file
		1685	$xml = @simplexml_load_string(file_get_contents($translation_file));
		1686	if (!$xml) return array(); // if there is an UTF-8 or parsing error, don't output any errors, otherwise the JavaScript is corrupt and the page won't render correctly
		1687	$cac = array();
		1688	foreach ($xml->message as $msg) {
		1689	$src = trim($msg->source->__toString());
		1690	$dst = trim($msg->target->__toString());
		1691	$cac[$src] = $dst;
		1692	}
		1693	@file_put_contents($cache_file,serialize($cac));
		1694	@touch($cache_file,filemtime($translation_file));
		1695	return $cac;
		1696	}
468	daniel-mar	1697	public static function getTranslationArray($requested_lang='*') {
362	daniel-mar	1698	foreach (OIDplus::getAllPluginManifests('language') as $pluginManifest) {
389	daniel-mar	1699	$lang = $pluginManifest->getLanguageCode();
362	daniel-mar	1700	if (strpos($lang,'/') !== false) continue; // just to be sure
		1701	if (strpos($lang,'\\') !== false) continue; // just to be sure
		1702	if (strpos($lang,'..') !== false) continue; // just to be sure
401	daniel-mar	1703
468	daniel-mar	1704	if (($requested_lang != '*') && ($lang != $requested_lang)) continue;
401	daniel-mar	1705
468	daniel-mar	1706	if (!isset(self::$translationArray[$lang])) {
		1707	self::$translationArray[$lang] = array();
		1708
		1709	$wildcard = $pluginManifest->getLanguageMessages();
		1710	if (strpos($wildcard,'/') !== false) continue; // just to be sure
		1711	if (strpos($wildcard,'\\') !== false) continue; // just to be sure
		1712	if (strpos($wildcard,'..') !== false) continue; // just to be sure
		1713
635	daniel-mar	1714	$translation_files = glob(__DIR__.'/../../plugins/'.'*'.'/language/'.$lang.'/'.$wildcard);
468	daniel-mar	1715	sort($translation_files);
		1716	foreach ($translation_files as $translation_file) {
		1717	if (!file_exists($translation_file)) continue;
469	daniel-mar	1718	$cac = self::getTranslationFileContents($translation_file);
		1719	foreach ($cac as $src => $dst) {
		1720	self::$translationArray[$lang][$src] = $dst;
468	daniel-mar	1721	}
401	daniel-mar	1722	}
362	daniel-mar	1723	}
		1724	}
468	daniel-mar	1725	return self::$translationArray;
362	daniel-mar	1726	}
		1727
699	daniel-mar	1728	public static function getEditionInfo() {
		1729	return @parse_ini_file(__DIR__.'/../edition.ini', true)['Edition'];
		1730	}
		1731
698	daniel-mar	1732	public static function findGitFolder() {
		1733	// Git command line saves git information in folder ".git"
		1734	// Plesk git saves git information in folder "../../../git/oidplus/" (or similar)
727	daniel-mar	1735	$dir = OIDplus::localpath();
698	daniel-mar	1736	if (is_dir($dir.'/.git')) return $dir.'/.git';
		1737	$i = 0;
		1738	do {
		1739	if (is_dir($dir.'/git')) {
719	daniel-mar	1740	$confs = @glob($dir.'/git/'.'*'.'/config');
		1741	if ($confs) foreach ($confs as $conf) {
698	daniel-mar	1742	$cont = file_get_contents($conf);
699	daniel-mar	1743	if (isset(OIDplus::getEditionInfo()['gitrepo']) && (OIDplus::getEditionInfo()['gitrepo'] != '') && (strpos($cont, OIDplus::getEditionInfo()['gitrepo']) !== false)) {
698	daniel-mar	1744	return dirname($conf);
		1745	}
		1746	}
		1747	}
		1748	$i++;
719	daniel-mar	1749	} while (($i<100) && ($dir != ($new_dir = @realpath($dir.'/../'))) && ($dir = $new_dir));
698	daniel-mar	1750	return false;
		1751	}
		1752
		1753	public static function getGitsvnRevision($dir='') {
		1754	try {
		1755	// tries command line and binary parsing
699	daniel-mar	1756	// requires vendor/danielmarschall/git_utils.inc.php
698	daniel-mar	1757	$git_dir = OIDplus::findGitFolder();
		1758	if ($git_dir === false) return false;
		1759	$commit_msg = git_get_latest_commit_message($git_dir);
		1760	} catch (Exception $e) {
		1761	return false;
		1762	}
		1763
		1764	$m = array();
		1765	if (preg_match('%git-svn-id: (.+)@(\\d+) %ismU', $commit_msg, $m)) {
		1766	return $m[2];
		1767	} else {
		1768	return false;
		1769	}
		1770	}
		1771
775	daniel-mar	1772	public static function prefilterQuery($static_node_id, $throw_exception) {
		1773	// Let namespace be case-insensitive
		1774	$ary = explode(':', $static_node_id, 2);
		1775	$ary[0] = strtolower($ary[0]);
		1776	$static_node_id = implode(':', $ary);
		1777
889	daniel-mar	1778	// Ask plugins if they want to change the node id
		1779	foreach (OIDplus::getObjectTypePluginsEnabled() as $plugin) {
		1780	$static_node_id = $plugin->prefilterQuery($static_node_id, $throw_exception);
775	daniel-mar	1781	}
		1782
		1783	return $static_node_id;
		1784	}
849	daniel-mar	1785
		1786	public static function isCronjob() {
		1787	return explode('.',basename($_SERVER['SCRIPT_NAME']))[0] === 'cron';
		1788	}
856	daniel-mar	1789
857	daniel-mar	1790	private static function recanonizeObjects() {
856	daniel-mar	1791	#
		1792	# Since OIDplus svn-184, entries in the database need to have a canonical ID
		1793	# If the ID is not canonical (e.g. GUIDs missing hyphens), the object cannot be opened in OIDplus
		1794	# This script re-canonizes the object IDs if required.
		1795	# In SVN Rev 856, the canonization for GUID, IPv4 and IPv6 have changed, requiring another
		1796	# re-canonization
		1797	#
		1798	$res = OIDplus::db()->query("select id from ###objects");
		1799	while ($row = $res->fetch_array()) {
		1800	$ida = $row['id'];
857	daniel-mar	1801	$obj = OIDplusObject::parse($ida);
		1802	if (!$obj) continue;
		1803	$idb = $obj->nodeId();
856	daniel-mar	1804	if (($idb) && ($ida != $idb)) {
		1805	OIDplus::db()->transaction_begin();
		1806	OIDplus::db()->query("update ###objects set id = ? where id = ?", array($idb, $ida));
		1807	OIDplus::db()->query("update ###asn1id set oid = ? where oid = ?", array($idb, $ida));
		1808	OIDplus::db()->query("update ###iri set oid = ? where oid = ?", array($idb, $ida));
		1809	OIDplus::db()->query("update ###log_object set id = ? where id = ?", array($idb, $ida));
		1810	OIDplus::logger()->log("[INFO]A!", "Object name '$ida' has been changed to '$idb' during re-canonization");
		1811	OIDplus::db()->transaction_commit();
978	daniel-mar	1812	OIDplusObject::resetObjectInformationCache();
856	daniel-mar	1813	}
		1814	}
		1815	}
		1816
374	daniel-mar	1817	}

Subversion Repositories oidplus

oidplus/trunk/includes/classes/OIDplus.class.php @ 1127 – Rev 1015