src/App.php

   1 <?php
   2 /**
   3  * @file src/App.php
   4  */
   5 namespace Friendica;
   6
   7 use Exception;
   8 use Friendica\App\Arguments;
   9 use Friendica\App\BaseURL;
  10 use Friendica\App\Page;
  11 use Friendica\Core\Config\Cache\ConfigCache;
  12 use Friendica\Core\Config\Configuration;
  13 use Friendica\Core\Config\PConfiguration;
  14 use Friendica\Core\L10n\L10n;
  15 use Friendica\Core\System;
  16 use Friendica\Core\Theme;
  17 use Friendica\Database\Database;
  18 use Friendica\Model\Profile;
  19 use Friendica\Module\Login;
  20 use Friendica\Module\Special\HTTPException as ModuleHTTPException;
  21 use Friendica\Network\HTTPException;
  22 use Friendica\Util\ConfigFileLoader;
  23 use Friendica\Util\HTTPSignature;
  24 use Friendica\Util\Profiler;
  25 use Friendica\Util\Strings;
  26 use Psr\Log\LoggerInterface;
  27
  28 /**
  29  *
  30  * class: App
  31  *
  32  * @brief Our main application structure for the life of this page.
  33  *
  34  * Primarily deals with the URL that got us here
  35  * and tries to make some sense of it, and
  36  * stores our page contents and config storage
  37  * and anything else that might need to be passed around
  38  * before we spit the page out.
  39  *
  40  */
  41 class App
  42 {
  43         /** @deprecated 2019.09 - use App\Arguments->getQueryString() */
  44         public $query_string;
  45         /**
  46          * @var Page The current page environment
  47          */
  48         public $page;
  49         public $profile;
  50         public $profile_uid;
  51         public $user;
  52         public $cid;
  53         public $contact;
  54         public $contacts;
  55         public $page_contact;
  56         public $content;
  57         public $data = [];
  58         /** @deprecated 2019.09 - use App\Arguments->getCommand() */
  59         public $cmd = '';
  60         /** @deprecated 2019.09 - use App\Arguments->getArgv() or Arguments->get() */
  61         public $argv;
  62         /** @deprecated 2019.09 - use App\Arguments->getArgc() */
  63         public $argc;
  64         /** @deprecated 2019.09 - Use App\Module->getName() instead */
  65         public $module;
  66         public $timezone;
  67         public $interactive = true;
  68         public $identities;
  69         /** @deprecated 2019.09 - Use App\Mode->isMobile() instead */
  70         public $is_mobile;
  71         /** @deprecated 2019.09 - Use App\Mode->isTable() instead */
  72         public $is_tablet;
  73         public $theme_info = [];
  74         public $category;
  75         // Allow themes to control internal parameters
  76         // by changing App values in theme.php
  77
  78         public $sourcename              = '';
  79         public $videowidth              = 425;
  80         public $videoheight             = 350;
  81         public $force_max_items         = 0;
  82         public $theme_events_in_profile = true;
  83         public $queue;
  84
  85         /**
  86          * @var App\Mode The Mode of the Application
  87          */
  88         private $mode;
  89
  90         /**
  91          * @var BaseURL
  92          */
  93         private $baseURL;
  94
  95         /** @var string The name of the current theme */
  96         private $currentTheme;
  97         /** @var string The name of the current mobile theme */
  98         private $currentMobileTheme;
  99
 100         /**
 101          * @var Configuration The config
 102          */
 103         private $config;
 104
 105         /**
 106          * @var LoggerInterface The logger
 107          */
 108         private $logger;
 109
 110         /**
 111          * @var Profiler The profiler of this app
 112          */
 113         private $profiler;
 114
 115         /**
 116          * @var Database The Friendica database connection
 117          */
 118         private $database;
 119
 120         /**
 121          * @var L10n The translator
 122          */
 123         private $l10n;
 124
 125         /**
 126          * @var App\Arguments
 127          */
 128         private $args;
 129
 130         /**
 131          * @var Core\Process The process methods
 132          */
 133         private $process;
 134
 135         /**
 136          * Returns the current config cache of this node
 137          *
 138          * @return ConfigCache
 139          */
 140         public function getConfigCache()
 141         {
 142                 return $this->config->getCache();
 143         }
 144
 145         /**
 146          * Returns the current config of this node
 147          *
 148          * @return Configuration
 149          */
 150         public function getConfig()
 151         {
 152                 return $this->config;
 153         }
 154
 155         /**
 156          * The basepath of this app
 157          *
 158          * @return string
 159          */
 160         public function getBasePath()
 161         {
 162                 // Don't use the basepath of the config table for basepath (it should always be the config-file one)
 163                 return $this->config->getCache()->get('system', 'basepath');
 164         }
 165
 166         /**
 167          * The Logger of this app
 168          *
 169          * @return LoggerInterface
 170          */
 171         public function getLogger()
 172         {
 173                 return $this->logger;
 174         }
 175
 176         /**
 177          * The profiler of this app
 178          *
 179          * @return Profiler
 180          */
 181         public function getProfiler()
 182         {
 183                 return $this->profiler;
 184         }
 185
 186         /**
 187          * Returns the Mode of the Application
 188          *
 189          * @return App\Mode The Application Mode
 190          */
 191         public function getMode()
 192         {
 193                 return $this->mode;
 194         }
 195
 196         /**
 197          * Returns the Database of the Application
 198          *
 199          * @return Database
 200          */
 201         public function getDBA()
 202         {
 203                 return $this->database;
 204         }
 205
 206         /**
 207          * @deprecated 2019.09 - use Page->registerStylesheet instead
 208          * @see        Page::registerStylesheet()
 209          */
 210         public function registerStylesheet($path)
 211         {
 212                 $this->page->registerStylesheet($path);
 213         }
 214
 215         /**
 216          * @deprecated 2019.09 - use Page->registerFooterScript instead
 217          * @see        Page::registerFooterScript()
 218          */
 219         public function registerFooterScript($path)
 220         {
 221                 $this->page->registerFooterScript($path);
 222         }
 223
 224         /**
 225          * @param Database        $database The Friendica Database
 226          * @param Configuration   $config   The Configuration
 227          * @param App\Mode        $mode     The mode of this Friendica app
 228          * @param BaseURL         $baseURL  The full base URL of this Friendica app
 229          * @param LoggerInterface $logger   The current app logger
 230          * @param Profiler        $profiler The profiler of this application
 231          * @param L10n            $l10n     The translator instance
 232          * @param App\Arguments   $args     The Friendica Arguments of the call
 233          * @param Core\Process    $process  The process methods
 234          */
 235         public function __construct(Database $database, Configuration $config, App\Mode $mode, BaseURL $baseURL, LoggerInterface $logger, Profiler $profiler, L10n $l10n, Arguments $args, App\Module $module, App\Page $page, Core\Process $process)
 236         {
 237                 $this->database = $database;
 238                 $this->config   = $config;
 239                 $this->mode     = $mode;
 240                 $this->baseURL  = $baseURL;
 241                 $this->profiler = $profiler;
 242                 $this->logger   = $logger;
 243                 $this->l10n     = $l10n;
 244                 $this->args     = $args;
 245                 $this->process  = $process;
 246
 247                 $this->cmd          = $args->getCommand();
 248                 $this->argv         = $args->getArgv();
 249                 $this->argc         = $args->getArgc();
 250                 $this->query_string = $args->getQueryString();
 251                 $this->module       = $module->getName();
 252                 $this->page         = $page;
 253
 254                 $this->is_mobile = $mode->isMobile();
 255                 $this->is_tablet = $mode->isTablet();
 256
 257                 $this->load();
 258         }
 259
 260         /**
 261          * Load the whole app instance
 262          */
 263         public function load()
 264         {
 265                 set_time_limit(0);
 266
 267                 // This has to be quite large to deal with embedded private photos
 268                 ini_set('pcre.backtrack_limit', 500000);
 269
 270                 set_include_path(
 271                         get_include_path() . PATH_SEPARATOR
 272                         . $this->getBasePath() . DIRECTORY_SEPARATOR . 'include' . PATH_SEPARATOR
 273                         . $this->getBasePath() . DIRECTORY_SEPARATOR . 'library' . PATH_SEPARATOR
 274                         . $this->getBasePath());
 275
 276                 $this->profiler->reset();
 277
 278                 if ($this->mode->has(App\Mode::DBAVAILABLE)) {
 279                         $this->profiler->update($this->config);
 280
 281                         Core\Hook::loadHooks();
 282                         $loader = new ConfigFileLoader($this->getBasePath());
 283                         Core\Hook::callAll('load_config', $loader);
 284                 }
 285
 286                 $this->loadDefaultTimezone();
 287                 // Register template engines
 288                 Core\Renderer::registerTemplateEngine('Friendica\Render\FriendicaSmartyEngine');
 289         }
 290
 291         /**
 292          * Loads the default timezone
 293          *
 294          * Include support for legacy $default_timezone
 295          *
 296          * @global string $default_timezone
 297          */
 298         private function loadDefaultTimezone()
 299         {
 300                 if ($this->config->get('system', 'default_timezone')) {
 301                         $this->timezone = $this->config->get('system', 'default_timezone');
 302                 } else {
 303                         global $default_timezone;
 304                         $this->timezone = !empty($default_timezone) ? $default_timezone : 'UTC';
 305                 }
 306
 307                 if ($this->timezone) {
 308                         date_default_timezone_set($this->timezone);
 309                 }
 310         }
 311
 312         /**
 313          * Returns the scheme of the current call
 314          *
 315          * @return string
 316          *
 317          * @deprecated 2019.06 - use BaseURL->getScheme() instead
 318          */
 319         public function getScheme()
 320         {
 321                 return $this->baseURL->getScheme();
 322         }
 323
 324         /**
 325          * Retrieves the Friendica instance base URL
 326          *
 327          * @param bool $ssl Whether to append http or https under BaseURL::SSL_POLICY_SELFSIGN
 328          *
 329          * @return string Friendica server base URL
 330          *
 331          * @deprecated 2019.09 - use BaseUrl->get($ssl) instead
 332          */
 333         public function getBaseURL($ssl = false)
 334         {
 335                 return $this->baseURL->get($ssl);
 336         }
 337
 338         /**
 339          * @brief      Initializes the baseurl components
 340          *
 341          * Clears the baseurl cache to prevent inconsistencies
 342          *
 343          * @param string $url
 344          *
 345          * @deprecated 2019.06 - use BaseURL->saveByURL($url) instead
 346          */
 347         public function setBaseURL($url)
 348         {
 349                 $this->baseURL->saveByURL($url);
 350         }
 351
 352         /**
 353          * Returns the current hostname
 354          *
 355          * @return string
 356          *
 357          * @deprecated 2019.06 - use BaseURL->getHostname() instead
 358          */
 359         public function getHostName()
 360         {
 361                 return $this->baseURL->getHostname();
 362         }
 363
 364         /**
 365          * Returns the sub-path of the full URL
 366          *
 367          * @return string
 368          *
 369          * @deprecated 2019.06 - use BaseURL->getUrlPath() instead
 370          */
 371         public function getURLPath()
 372         {
 373                 return $this->baseURL->getUrlPath();
 374         }
 375
 376         /**
 377          * @brief      Removes the base url from an url. This avoids some mixed content problems.
 378          *
 379          * @param string $origURL
 380          *
 381          * @return string The cleaned url
 382          *
 383          * @deprecated 2019.09 - Use BaseURL->remove() instead
 384          * @see        BaseURL::remove()
 385          */
 386         public function removeBaseURL(string $origURL)
 387         {
 388                 return $this->baseURL->remove($origURL);
 389         }
 390
 391         /**
 392          * Returns the current UserAgent as a String
 393          *
 394          * @return string the UserAgent as a String
 395          * @throws HTTPException\InternalServerErrorException
 396          */
 397         public function getUserAgent()
 398         {
 399                 return
 400                         FRIENDICA_PLATFORM . " '" .
 401                         FRIENDICA_CODENAME . "' " .
 402                         FRIENDICA_VERSION . '-' .
 403                         DB_UPDATE_VERSION . '; ' .
 404                         $this->getBaseURL();
 405         }
 406
 407         /**
 408          * @deprecated 2019.09 - use Core\Process->isMaxProcessesReached() instead
 409          */
 410         public function isMaxProcessesReached()
 411         {
 412                 return $this->process->isMaxProcessesReached();
 413         }
 414
 415         /**
 416          * @deprecated 2019.09 - use Core\Process->isMinMemoryReached() instead
 417          */
 418         public function isMinMemoryReached()
 419         {
 420                 return $this->process->isMinMemoryReached();
 421         }
 422
 423         /**
 424          * @deprecated 2019.09 - use Core\Process->isMaxLoadReached() instead
 425          */
 426         public function isMaxLoadReached()
 427         {
 428                 return $this->process->isMaxLoadReached();
 429         }
 430
 431         /**
 432          * Generates the site's default sender email address
 433          *
 434          * @return string
 435          * @throws HTTPException\InternalServerErrorException
 436          */
 437         public function getSenderEmailAddress()
 438         {
 439                 $sender_email = $this->config->get('config', 'sender_email');
 440                 if (empty($sender_email)) {
 441                         $hostname = $this->baseURL->getHostname();
 442                         if (strpos($hostname, ':')) {
 443                                 $hostname = substr($hostname, 0, strpos($hostname, ':'));
 444                         }
 445
 446                         $sender_email = 'noreply@' . $hostname;
 447                 }
 448
 449                 return $sender_email;
 450         }
 451
 452         /**
 453          * Returns the current theme name. May be overriden by the mobile theme name.
 454          *
 455          * @return string
 456          * @throws Exception
 457          */
 458         public function getCurrentTheme()
 459         {
 460                 if ($this->mode->isInstall()) {
 461                         return '';
 462                 }
 463
 464                 // Specific mobile theme override
 465                 if (($this->mode->isMobile() || $this->mode->isTablet()) && Core\Session::get('show-mobile', true)) {
 466                         $user_mobile_theme = $this->getCurrentMobileTheme();
 467
 468                         // --- means same mobile theme as desktop
 469                         if (!empty($user_mobile_theme) && $user_mobile_theme !== '---') {
 470                                 return $user_mobile_theme;
 471                         }
 472                 }
 473
 474                 if (!$this->currentTheme) {
 475                         $this->computeCurrentTheme();
 476                 }
 477
 478                 return $this->currentTheme;
 479         }
 480
 481         /**
 482          * Returns the current mobile theme name.
 483          *
 484          * @return string
 485          * @throws Exception
 486          */
 487         public function getCurrentMobileTheme()
 488         {
 489                 if ($this->mode->isInstall()) {
 490                         return '';
 491                 }
 492
 493                 if (is_null($this->currentMobileTheme)) {
 494                         $this->computeCurrentMobileTheme();
 495                 }
 496
 497                 return $this->currentMobileTheme;
 498         }
 499
 500         public function setCurrentTheme($theme)
 501         {
 502                 $this->currentTheme = $theme;
 503         }
 504
 505         public function setCurrentMobileTheme($theme)
 506         {
 507                 $this->currentMobileTheme = $theme;
 508         }
 509
 510         /**
 511          * Computes the current theme name based on the node settings, the page owner settings and the user settings
 512          *
 513          * @throws Exception
 514          */
 515         private function computeCurrentTheme()
 516         {
 517                 $system_theme = $this->config->get('system', 'theme');
 518                 if (!$system_theme) {
 519                         throw new Exception($this->l10n->t('No system theme config value set.'));
 520                 }
 521
 522                 // Sane default
 523                 $this->setCurrentTheme($system_theme);
 524
 525                 $page_theme = null;
 526                 // Find the theme that belongs to the user whose stuff we are looking at
 527                 if ($this->profile_uid && ($this->profile_uid != local_user())) {
 528                         // Allow folks to override user themes and always use their own on their own site.
 529                         // This works only if the user is on the same server
 530                         $user = $this->database->selectFirst('user', ['theme'], ['uid' => $this->profile_uid]);
 531                         if ($this->database->isResult($user) && !Core\PConfig::get(local_user(), 'system', 'always_my_theme')) {
 532                                 $page_theme = $user['theme'];
 533                         }
 534                 }
 535
 536                 $theme_name = $page_theme ?: Core\Session::get('theme', $system_theme);
 537
 538                 $theme_name = Strings::sanitizeFilePathItem($theme_name);
 539                 if ($theme_name
 540                     && in_array($theme_name, Theme::getAllowedList())
 541                     && (file_exists('view/theme/' . $theme_name . '/style.css')
 542                         || file_exists('view/theme/' . $theme_name . '/style.php'))
 543                 ) {
 544                         $this->setCurrentTheme($theme_name);
 545                 }
 546         }
 547
 548         /**
 549          * Computes the current mobile theme name based on the node settings, the page owner settings and the user settings
 550          */
 551         private function computeCurrentMobileTheme()
 552         {
 553                 $system_mobile_theme = $this->config->get('system', 'mobile-theme', '');
 554
 555                 // Sane default
 556                 $this->setCurrentMobileTheme($system_mobile_theme);
 557
 558                 $page_mobile_theme = null;
 559                 // Find the theme that belongs to the user whose stuff we are looking at
 560                 if ($this->profile_uid && ($this->profile_uid != local_user())) {
 561                         // Allow folks to override user themes and always use their own on their own site.
 562                         // This works only if the user is on the same server
 563                         if (!Core\PConfig::get(local_user(), 'system', 'always_my_theme')) {
 564                                 $page_mobile_theme = Core\PConfig::get($this->profile_uid, 'system', 'mobile-theme');
 565                         }
 566                 }
 567
 568                 $mobile_theme_name = $page_mobile_theme ?: Core\Session::get('mobile-theme', $system_mobile_theme);
 569
 570                 $mobile_theme_name = Strings::sanitizeFilePathItem($mobile_theme_name);
 571                 if ($mobile_theme_name == '---'
 572                         ||
 573                         in_array($mobile_theme_name, Theme::getAllowedList())
 574                         && (file_exists('view/theme/' . $mobile_theme_name . '/style.css')
 575                                 || file_exists('view/theme/' . $mobile_theme_name . '/style.php'))
 576                 ) {
 577                         $this->setCurrentMobileTheme($mobile_theme_name);
 578                 }
 579         }
 580
 581         /**
 582          * @brief Return full URL to theme which is currently in effect.
 583          *
 584          * Provide a sane default if nothing is chosen or the specified theme does not exist.
 585          *
 586          * @return string
 587          * @throws Exception
 588          */
 589         public function getCurrentThemeStylesheetPath()
 590         {
 591                 return Core\Theme::getStylesheetPath($this->getCurrentTheme());
 592         }
 593
 594         /**
 595          * @deprecated 2019.09 - use App\Mode->isAjax() instead
 596          * @see        App\Mode::isAjax()
 597          */
 598         public function isAjax()
 599         {
 600                 return $this->mode->isAjax();
 601         }
 602
 603         /**
 604          * @deprecated use Arguments->get() instead
 605          *
 606          * @see        App\Arguments
 607          */
 608         public function getArgumentValue($position, $default = '')
 609         {
 610                 return $this->args->get($position, $default);
 611         }
 612
 613         /**
 614          * Sets the base url for use in cmdline programs which don't have
 615          * $_SERVER variables
 616          */
 617         public function checkURL()
 618         {
 619                 $url = $this->config->get('system', 'url');
 620
 621                 // if the url isn't set or the stored url is radically different
 622                 // than the currently visited url, store the current value accordingly.
 623                 // "Radically different" ignores common variations such as http vs https
 624                 // and www.example.com vs example.com.
 625                 // We will only change the url to an ip address if there is no existing setting
 626
 627                 if (empty($url) || (!Util\Strings::compareLink($url, $this->getBaseURL())) && (!preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/", $this->baseURL->getHostname()))) {
 628                         $this->config->set('system', 'url', $this->getBaseURL());
 629                 }
 630         }
 631
 632         /**
 633          * Frontend App script
 634          *
 635          * The App object behaves like a container and a dispatcher at the same time, including a representation of the
 636          * request and a representation of the response.
 637          *
 638          * This probably should change to limit the size of this monster method.
 639          *
 640          * @param App\Module     $module The determined module
 641          * @param App\Router     $router
 642          * @param PConfiguration $pconfig
 643          * @throws HTTPException\InternalServerErrorException
 644          * @throws \ImagickException
 645          */
 646         public function runFrontend(App\Module $module, App\Router $router, PConfiguration $pconfig)
 647         {
 648                 $moduleName = $module->getName();
 649
 650                 try {
 651                         // Missing DB connection: ERROR
 652                         if ($this->mode->has(App\Mode::LOCALCONFIGPRESENT) && !$this->mode->has(App\Mode::DBAVAILABLE)) {
 653                                 throw new HTTPException\InternalServerErrorException('Apologies but the website is unavailable at the moment.');
 654                         }
 655
 656                         // Max Load Average reached: ERROR
 657                         if ($this->process->isMaxProcessesReached() || $this->process->isMaxLoadReached()) {
 658                                 header('Retry-After: 120');
 659                                 header('Refresh: 120; url=' . $this->baseURL->get() . "/" . $this->args->getQueryString());
 660
 661                                 throw new HTTPException\ServiceUnavailableException('The node is currently overloaded. Please try again later.');
 662                         }
 663
 664                         if (!$this->mode->isInstall()) {
 665                                 // Force SSL redirection
 666                                 if ($this->baseURL->checkRedirectHttps()) {
 667                                         System::externalRedirect($this->baseURL->get() . '/' . $this->args->getQueryString());
 668                                 }
 669
 670                                 Core\Session::init();
 671                                 Core\Hook::callAll('init_1');
 672                         }
 673
 674                         // Exclude the backend processes from the session management
 675                         if (!$this->mode->isBackend()) {
 676                                 $stamp1 = microtime(true);
 677                                 session_start();
 678                                 $this->profiler->saveTimestamp($stamp1, 'parser', Core\System::callstack());
 679                                 $this->l10n->setSessionVariable();
 680                                 $this->l10n->setLangFromSession();
 681                         } else {
 682                                 $_SESSION = [];
 683                                 Core\Worker::executeIfIdle();
 684                         }
 685
 686                         if ($this->mode->isNormal()) {
 687                                 $requester = HTTPSignature::getSigner('', $_SERVER);
 688                                 if (!empty($requester)) {
 689                                         Profile::addVisitorCookieForHandle($requester);
 690                                 }
 691                         }
 692
 693                         // ZRL
 694                         if (!empty($_GET['zrl']) && $this->mode->isNormal()) {
 695                                 if (!local_user()) {
 696                                         // Only continue when the given profile link seems valid
 697                                         // Valid profile links contain a path with "/profile/" and no query parameters
 698                                         if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") &&
 699                                             strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
 700                                                 if (Core\Session::get('visitor_home') != $_GET["zrl"]) {
 701                                                         Core\Session::set('my_url', $_GET['zrl']);
 702                                                         Core\Session::set('authenticated', 0);
 703                                                 }
 704
 705                                                 Model\Profile::zrlInit($this);
 706                                         } else {
 707                                                 // Someone came with an invalid parameter, maybe as a DDoS attempt
 708                                                 // We simply stop processing here
 709                                                 $this->logger->debug('Invalid ZRL parameter.', ['zrl' => $_GET['zrl']]);
 710                                                 throw new HTTPException\ForbiddenException();
 711                                         }
 712                                 }
 713                         }
 714
 715                         if (!empty($_GET['owt']) && $this->mode->isNormal()) {
 716                                 $token = $_GET['owt'];
 717                                 Model\Profile::openWebAuthInit($token);
 718                         }
 719
 720                         Login::sessionAuth();
 721
 722                         if (empty($_SESSION['authenticated'])) {
 723                                 header('X-Account-Management-Status: none');
 724                         }
 725
 726                         $_SESSION['sysmsg']       = Core\Session::get('sysmsg', []);
 727                         $_SESSION['sysmsg_info']  = Core\Session::get('sysmsg_info', []);
 728                         $_SESSION['last_updated'] = Core\Session::get('last_updated', []);
 729
 730                         /*
 731                          * check_config() is responsible for running update scripts. These automatically
 732                          * update the DB schema whenever we push a new one out. It also checks to see if
 733                          * any addons have been added or removed and reacts accordingly.
 734                          */
 735
 736                         // in install mode, any url loads install module
 737                         // but we need "view" module for stylesheet
 738                         if ($this->mode->isInstall() && $moduleName !== 'install') {
 739                                 $this->internalRedirect('install');
 740                         } elseif (!$this->mode->isInstall() && !$this->mode->has(App\Mode::MAINTENANCEDISABLED) && $moduleName !== 'maintenance') {
 741                                 $this->internalRedirect('maintenance');
 742                         } else {
 743                                 $this->checkURL();
 744                                 Core\Update::check($this->getBasePath(), false, $this->mode);
 745                                 Core\Addon::loadAddons();
 746                                 Core\Hook::loadHooks();
 747                         }
 748
 749                         // Compatibility with the Android Diaspora client
 750                         if ($moduleName == 'stream') {
 751                                 $this->internalRedirect('network?order=post');
 752                         }
 753
 754                         if ($moduleName == 'conversations') {
 755                                 $this->internalRedirect('message');
 756                         }
 757
 758                         if ($moduleName == 'commented') {
 759                                 $this->internalRedirect('network?order=comment');
 760                         }
 761
 762                         if ($moduleName == 'liked') {
 763                                 $this->internalRedirect('network?order=comment');
 764                         }
 765
 766                         if ($moduleName == 'activity') {
 767                                 $this->internalRedirect('network?conv=1');
 768                         }
 769
 770                         if (($moduleName == 'status_messages') && ($this->args->getCommand() == 'status_messages/new')) {
 771                                 $this->internalRedirect('bookmarklet');
 772                         }
 773
 774                         if (($moduleName == 'user') && ($this->args->getCommand() == 'user/edit')) {
 775                                 $this->internalRedirect('settings');
 776                         }
 777
 778                         if (($moduleName == 'tag_followings') && ($this->args->getCommand() == 'tag_followings/manage')) {
 779                                 $this->internalRedirect('search');
 780                         }
 781
 782                         // Initialize module that can set the current theme in the init() method, either directly or via App->profile_uid
 783                         $this->page['page_title'] = $moduleName;
 784
 785                         // determine the module class and save it to the module instance
 786                         // @todo there's an implicit dependency due SESSION::start(), so it has to be called here (yet)
 787                         $module = $module->determineClass($this->args, $router, $this->config);
 788
 789                         // Let the module run it's internal process (init, get, post, ...)
 790                         $module->run($this->l10n, $this, $this->logger, $_SERVER, $_POST);
 791                 } catch (HTTPException $e) {
 792                         ModuleHTTPException::rawContent($e);
 793                 }
 794
 795                 $this->page->run($this, $this->baseURL, $this->mode, $module, $this->l10n, $this->config, $pconfig);
 796         }
 797
 798         /**
 799          * Redirects to another module relative to the current Friendica base.
 800          * If you want to redirect to a external URL, use System::externalRedirectTo()
 801          *
 802          * @param string $toUrl The destination URL (Default is empty, which is the default page of the Friendica node)
 803          * @param bool   $ssl   if true, base URL will try to get called with https:// (works just for relative paths)
 804          *
 805          * @throws HTTPException\InternalServerErrorException In Case the given URL is not relative to the Friendica node
 806          */
 807         public function internalRedirect($toUrl = '', $ssl = false)
 808         {
 809                 if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
 810                         throw new HTTPException\InternalServerErrorException("'$toUrl is not a relative path, please use System::externalRedirectTo");
 811                 }
 812
 813                 $redirectTo = $this->baseURL->get($ssl) . '/' . ltrim($toUrl, '/');
 814                 Core\System::externalRedirect($redirectTo);
 815         }
 816
 817         /**
 818          * Automatically redirects to relative or absolute URL
 819          * Should only be used if it isn't clear if the URL is either internal or external
 820          *
 821          * @param string $toUrl The target URL
 822          *
 823          * @throws HTTPException\InternalServerErrorException
 824          */
 825         public function redirect($toUrl)
 826         {
 827                 if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
 828                         Core\System::externalRedirect($toUrl);
 829                 } else {
 830                         $this->internalRedirect($toUrl);
 831                 }
 832         }
 833 }