src/App.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2022, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica;
  23
  24 use Exception;
  25 use Friendica\App\Arguments;
  26 use Friendica\App\BaseURL;
  27 use Friendica\Capabilities\ICanCreateResponses;
  28 use Friendica\Core\Config\Factory\Config;
  29 use Friendica\Core\Session\Capability\IHandleUserSessions;
  30 use Friendica\Database\Definition\DbaDefinition;
  31 use Friendica\Database\Definition\ViewDefinition;
  32 use Friendica\Model\User;
  33 use Friendica\Module\Maintenance;
  34 use Friendica\Security\Authentication;
  35 use Friendica\Core\Config\ValueObject\Cache;
  36 use Friendica\Core\Config\Capability\IManageConfigValues;
  37 use Friendica\Core\PConfig\Capability\IManagePersonalConfigValues;
  38 use Friendica\Core\L10n;
  39 use Friendica\Core\System;
  40 use Friendica\Core\Theme;
  41 use Friendica\Database\Database;
  42 use Friendica\Model\Contact;
  43 use Friendica\Model\Profile;
  44 use Friendica\Module\Special\HTTPException as ModuleHTTPException;
  45 use Friendica\Network\HTTPException;
  46 use Friendica\Util\DateTimeFormat;
  47 use Friendica\Util\HTTPInputData;
  48 use Friendica\Util\HTTPSignature;
  49 use Friendica\Util\Profiler;
  50 use Friendica\Util\Strings;
  51 use Psr\Log\LoggerInterface;
  52
  53 /**
  54  * Our main application structure for the life of this page.
  55  *
  56  * Primarily deals with the URL that got us here
  57  * and tries to make some sense of it, and
  58  * stores our page contents and config storage
  59  * and anything else that might need to be passed around
  60  * before we spit the page out.
  61  *
  62  */
  63 class App
  64 {
  65         const PLATFORM = 'Friendica';
  66         const CODENAME = 'Giant Rhubarb';
  67         const VERSION  = '2022.12-rc';
  68
  69         // Allow themes to control internal parameters
  70         // by changing App values in theme.php
  71         private $theme_info = [
  72                 'videowidth'        => 425,
  73                 'videoheight'       => 350,
  74         ];
  75
  76         private $user_id       = 0;
  77         private $nickname      = '';
  78         private $timezone      = '';
  79         private $profile_owner = 0;
  80         private $contact_id    = 0;
  81         private $queue         = [];
  82
  83         /**
  84          * @var App\Mode The Mode of the Application
  85          */
  86         private $mode;
  87
  88         /**
  89          * @var BaseURL
  90          */
  91         private $baseURL;
  92
  93         /** @var string The name of the current theme */
  94         private $currentTheme;
  95         /** @var string The name of the current mobile theme */
  96         private $currentMobileTheme;
  97
  98         /**
  99          * @var IManageConfigValues The config
 100          */
 101         private $config;
 102
 103         /**
 104          * @var LoggerInterface The logger
 105          */
 106         private $logger;
 107
 108         /**
 109          * @var Profiler The profiler of this app
 110          */
 111         private $profiler;
 112
 113         /**
 114          * @var Database The Friendica database connection
 115          */
 116         private $database;
 117
 118         /**
 119          * @var L10n The translator
 120          */
 121         private $l10n;
 122
 123         /**
 124          * @var App\Arguments
 125          */
 126         private $args;
 127
 128         /**
 129          * @var IManagePersonalConfigValues
 130          */
 131         private $pConfig;
 132
 133         /**
 134          * @var IHandleUserSessions
 135          */
 136         private $session;
 137
 138         /**
 139          * Set the user ID
 140          *
 141          * @param int $user_id
 142          * @return void
 143          */
 144         public function setLoggedInUserId(int $user_id)
 145         {
 146                 $this->user_id = $user_id;
 147         }
 148
 149         /**
 150          * Set the nickname
 151          *
 152          * @param int $user_id
 153          * @return void
 154          */
 155         public function setLoggedInUserNickname(string $nickname)
 156         {
 157                 $this->nickname = $nickname;
 158         }
 159
 160         public function isLoggedIn(): bool
 161         {
 162                 return $this->session->getLocalUserId() && $this->user_id && ($this->user_id == $this->session->getLocalUserId());
 163         }
 164
 165         /**
 166          * Check if current user has admin role.
 167          *
 168          * @return bool true if user is an admin
 169          * @throws Exception
 170          */
 171         public function isSiteAdmin(): bool
 172         {
 173                 return
 174                         $this->session->getLocalUserId()
 175                         && $this->database->exists('user', [
 176                                 'uid'   => $this->getLoggedInUserId(),
 177                                 'email' => User::getAdminEmailList()
 178                         ]);
 179         }
 180
 181         /**
 182          * Fetch the user id
 183          * @return int User id
 184          */
 185         public function getLoggedInUserId(): int
 186         {
 187                 return $this->user_id;
 188         }
 189
 190         /**
 191          * Fetch the user nick name
 192          * @return string User's nickname
 193          */
 194         public function getLoggedInUserNickname(): string
 195         {
 196                 return $this->nickname;
 197         }
 198
 199         /**
 200          * Set the profile owner ID
 201          *
 202          * @param int $owner_id
 203          * @return void
 204          */
 205         public function setProfileOwner(int $owner_id)
 206         {
 207                 $this->profile_owner = $owner_id;
 208         }
 209
 210         /**
 211          * Get the profile owner ID
 212          *
 213          * @return int
 214          */
 215         public function getProfileOwner(): int
 216         {
 217                 return $this->profile_owner;
 218         }
 219
 220         /**
 221          * Set the contact ID
 222          *
 223          * @param int $contact_id
 224          * @return void
 225          */
 226         public function setContactId(int $contact_id)
 227         {
 228                 $this->contact_id = $contact_id;
 229         }
 230
 231         /**
 232          * Get the contact ID
 233          *
 234          * @return int
 235          */
 236         public function getContactId(): int
 237         {
 238                 return $this->contact_id;
 239         }
 240
 241         /**
 242          * Set the timezone
 243          *
 244          * @param string $timezone A valid time zone identifier, see https://www.php.net/manual/en/timezones.php
 245          * @return void
 246          */
 247         public function setTimeZone(string $timezone)
 248         {
 249                 $this->timezone = (new \DateTimeZone($timezone))->getName();
 250                 DateTimeFormat::setLocalTimeZone($this->timezone);
 251         }
 252
 253         /**
 254          * Get the timezone
 255          *
 256          * @return int
 257          */
 258         public function getTimeZone(): string
 259         {
 260                 return $this->timezone;
 261         }
 262
 263         /**
 264          * Set workerqueue information
 265          *
 266          * @param array $queue
 267          * @return void
 268          */
 269         public function setQueue(array $queue)
 270         {
 271                 $this->queue = $queue;
 272         }
 273
 274         /**
 275          * Fetch workerqueue information
 276          *
 277          * @return array Worker queue
 278          */
 279         public function getQueue(): array
 280         {
 281                 return $this->queue ?? [];
 282         }
 283
 284         /**
 285          * Fetch a specific workerqueue field
 286          *
 287          * @param string $index Work queue record to fetch
 288          * @return mixed Work queue item or NULL if not found
 289          */
 290         public function getQueueValue(string $index)
 291         {
 292                 return $this->queue[$index] ?? null;
 293         }
 294
 295         public function setThemeInfoValue(string $index, $value)
 296         {
 297                 $this->theme_info[$index] = $value;
 298         }
 299
 300         public function getThemeInfo()
 301         {
 302                 return $this->theme_info;
 303         }
 304
 305         public function getThemeInfoValue(string $index, $default = null)
 306         {
 307                 return $this->theme_info[$index] ?? $default;
 308         }
 309
 310         /**
 311          * Returns the current config cache of this node
 312          *
 313          * @return Cache
 314          */
 315         public function getConfigCache()
 316         {
 317                 return $this->config->getCache();
 318         }
 319
 320         /**
 321          * The basepath of this app
 322          *
 323          * @return string Base path from configuration
 324          */
 325         public function getBasePath(): string
 326         {
 327                 // Don't use the basepath of the config table for basepath (it should always be the config-file one)
 328                 return $this->config->getCache()->get('system', 'basepath');
 329         }
 330
 331         /**
 332          * @param Database                    $database The Friendica Database
 333          * @param IManageConfigValues         $config   The Configuration
 334          * @param App\Mode                    $mode     The mode of this Friendica app
 335          * @param BaseURL                     $baseURL  The full base URL of this Friendica app
 336          * @param LoggerInterface             $logger   The current app logger
 337          * @param Profiler                    $profiler The profiler of this application
 338          * @param L10n                        $l10n     The translator instance
 339          * @param App\Arguments               $args     The Friendica Arguments of the call
 340          * @param IManagePersonalConfigValues $pConfig  Personal configuration
 341          * @param IHandleUserSessions         $session  The (User)Session handler
 342          * @param DbaDefinition               $dbaDefinition
 343          * @param ViewDefinition              $viewDefinition
 344          */
 345         public function __construct(Database $database, IManageConfigValues $config, App\Mode $mode, BaseURL $baseURL, LoggerInterface $logger, Profiler $profiler, L10n $l10n, Arguments $args, IManagePersonalConfigValues $pConfig, IHandleUserSessions $session, DbaDefinition $dbaDefinition, ViewDefinition $viewDefinition)
 346         {
 347                 $this->database       = $database;
 348                 $this->config         = $config;
 349                 $this->mode           = $mode;
 350                 $this->baseURL        = $baseURL;
 351                 $this->profiler       = $profiler;
 352                 $this->logger         = $logger;
 353                 $this->l10n           = $l10n;
 354                 $this->args           = $args;
 355                 $this->pConfig        = $pConfig;
 356                 $this->session        = $session;
 357
 358                 $this->load($dbaDefinition, $viewDefinition);
 359         }
 360
 361         /**
 362          * Load the whole app instance
 363          */
 364         protected function load(DbaDefinition $dbaDefinition, ViewDefinition $viewDefinition)
 365         {
 366                 set_time_limit(0);
 367
 368                 // Normally this constant is defined - but not if "pcntl" isn't installed
 369                 if (!defined('SIGTERM')) {
 370                         define('SIGTERM', 15);
 371                 }
 372
 373                 // Ensure that all "strtotime" operations do run timezone independent
 374                 date_default_timezone_set('UTC');
 375
 376                 // This has to be quite large to deal with embedded private photos
 377                 ini_set('pcre.backtrack_limit', 500000);
 378
 379                 set_include_path(
 380                         get_include_path() . PATH_SEPARATOR
 381                         . $this->getBasePath() . DIRECTORY_SEPARATOR . 'include' . PATH_SEPARATOR
 382                         . $this->getBasePath() . DIRECTORY_SEPARATOR . 'library' . PATH_SEPARATOR
 383                         . $this->getBasePath());
 384
 385                 $this->profiler->reset();
 386
 387                 if ($this->mode->has(App\Mode::DBAVAILABLE)) {
 388                         $this->profiler->update($this->config);
 389
 390                         Core\Hook::loadHooks();
 391                         $loader = (new Config())->createConfigFileLoader($this->getBasePath(), $_SERVER);
 392                         Core\Hook::callAll('load_config', $loader);
 393
 394                         // Hooks are now working, reload the whole definitions with hook enabled
 395                         $dbaDefinition->load(true);
 396                         $viewDefinition->load(true);
 397                 }
 398
 399                 $this->loadDefaultTimezone();
 400                 // Register template engines
 401                 Core\Renderer::registerTemplateEngine('Friendica\Render\FriendicaSmartyEngine');
 402         }
 403
 404         /**
 405          * Loads the default timezone
 406          *
 407          * Include support for legacy $default_timezone
 408          *
 409          * @global string $default_timezone
 410          */
 411         private function loadDefaultTimezone()
 412         {
 413                 if ($this->config->get('system', 'default_timezone')) {
 414                         $timezone = $this->config->get('system', 'default_timezone', 'UTC');
 415                 } else {
 416                         global $default_timezone;
 417                         $timezone = $default_timezone ?? '' ?: 'UTC';
 418                 }
 419
 420                 $this->setTimeZone($timezone);
 421         }
 422
 423         /**
 424          * Returns the current theme name. May be overriden by the mobile theme name.
 425          *
 426          * @return string Current theme name or empty string in installation phase
 427          * @throws Exception
 428          */
 429         public function getCurrentTheme(): string
 430         {
 431                 if ($this->mode->isInstall()) {
 432                         return '';
 433                 }
 434
 435                 // Specific mobile theme override
 436                 if (($this->mode->isMobile() || $this->mode->isTablet()) && $this->session->get('show-mobile', true)) {
 437                         $user_mobile_theme = $this->getCurrentMobileTheme();
 438
 439                         // --- means same mobile theme as desktop
 440                         if (!empty($user_mobile_theme) && $user_mobile_theme !== '---') {
 441                                 return $user_mobile_theme;
 442                         }
 443                 }
 444
 445                 if (!$this->currentTheme) {
 446                         $this->computeCurrentTheme();
 447                 }
 448
 449                 return $this->currentTheme;
 450         }
 451
 452         /**
 453          * Returns the current mobile theme name.
 454          *
 455          * @return string Mobile theme name or empty string if installer
 456          * @throws Exception
 457          */
 458         public function getCurrentMobileTheme(): string
 459         {
 460                 if ($this->mode->isInstall()) {
 461                         return '';
 462                 }
 463
 464                 if (is_null($this->currentMobileTheme)) {
 465                         $this->computeCurrentMobileTheme();
 466                 }
 467
 468                 return $this->currentMobileTheme;
 469         }
 470
 471         /**
 472          * Setter for current theme name
 473          *
 474          * @param string $theme Name of current theme
 475          */
 476         public function setCurrentTheme(string $theme)
 477         {
 478                 $this->currentTheme = $theme;
 479         }
 480
 481         /**
 482          * Setter for current mobile theme name
 483          *
 484          * @param string $theme Name of current mobile theme
 485          */
 486         public function setCurrentMobileTheme(string $theme)
 487         {
 488                 $this->currentMobileTheme = $theme;
 489         }
 490
 491         /**
 492          * Computes the current theme name based on the node settings, the page owner settings and the user settings
 493          *
 494          * @throws Exception
 495          */
 496         private function computeCurrentTheme()
 497         {
 498                 $system_theme = $this->config->get('system', 'theme');
 499                 if (!$system_theme) {
 500                         throw new Exception($this->l10n->t('No system theme config value set.'));
 501                 }
 502
 503                 // Sane default
 504                 $this->setCurrentTheme($system_theme);
 505
 506                 $page_theme = null;
 507                 // Find the theme that belongs to the user whose stuff we are looking at
 508                 if (!empty($this->profile_owner) && ($this->profile_owner != $this->session->getLocalUserId())) {
 509                         // Allow folks to override user themes and always use their own on their own site.
 510                         // This works only if the user is on the same server
 511                         $user = $this->database->selectFirst('user', ['theme'], ['uid' => $this->profile_owner]);
 512                         if ($this->database->isResult($user) && !$this->session->getLocalUserId()) {
 513                                 $page_theme = $user['theme'];
 514                         }
 515                 }
 516
 517                 $theme_name = $page_theme ?: $this->session->get('theme', $system_theme);
 518
 519                 $theme_name = Strings::sanitizeFilePathItem($theme_name);
 520                 if ($theme_name
 521                     && in_array($theme_name, Theme::getAllowedList())
 522                     && (file_exists('view/theme/' . $theme_name . '/style.css')
 523                         || file_exists('view/theme/' . $theme_name . '/style.php'))
 524                 ) {
 525                         $this->setCurrentTheme($theme_name);
 526                 }
 527         }
 528
 529         /**
 530          * Computes the current mobile theme name based on the node settings, the page owner settings and the user settings
 531          */
 532         private function computeCurrentMobileTheme()
 533         {
 534                 $system_mobile_theme = $this->config->get('system', 'mobile-theme', '');
 535
 536                 // Sane default
 537                 $this->setCurrentMobileTheme($system_mobile_theme);
 538
 539                 $page_mobile_theme = null;
 540                 // Find the theme that belongs to the user whose stuff we are looking at
 541                 if (!empty($this->profile_owner) && ($this->profile_owner != $this->session->getLocalUserId())) {
 542                         // Allow folks to override user themes and always use their own on their own site.
 543                         // This works only if the user is on the same server
 544                         if (!$this->session->getLocalUserId()) {
 545                                 $page_mobile_theme = $this->pConfig->get($this->profile_owner, 'system', 'mobile-theme');
 546                         }
 547                 }
 548
 549                 $mobile_theme_name = $page_mobile_theme ?: $this->session->get('mobile-theme', $system_mobile_theme);
 550
 551                 $mobile_theme_name = Strings::sanitizeFilePathItem($mobile_theme_name);
 552                 if ($mobile_theme_name == '---'
 553                         ||
 554                         in_array($mobile_theme_name, Theme::getAllowedList())
 555                         && (file_exists('view/theme/' . $mobile_theme_name . '/style.css')
 556                                 || file_exists('view/theme/' . $mobile_theme_name . '/style.php'))
 557                 ) {
 558                         $this->setCurrentMobileTheme($mobile_theme_name);
 559                 }
 560         }
 561
 562         /**
 563          * Provide a sane default if nothing is chosen or the specified theme does not exist.
 564          *
 565          * @return string Current theme's stylsheet path
 566          * @throws Exception
 567          */
 568         public function getCurrentThemeStylesheetPath(): string
 569         {
 570                 return Core\Theme::getStylesheetPath($this->getCurrentTheme());
 571         }
 572
 573         /**
 574          * Sets the base url for use in cmdline programs which don't have
 575          * $_SERVER variables
 576          */
 577         public function checkURL()
 578         {
 579                 $url = $this->config->get('system', 'url');
 580
 581                 // if the url isn't set or the stored url is radically different
 582                 // than the currently visited url, store the current value accordingly.
 583                 // "Radically different" ignores common variations such as http vs https
 584                 // and www.example.com vs example.com.
 585                 // We will only change the url to an ip address if there is no existing setting
 586
 587                 if (empty($url) || (!Util\Strings::compareLink($url, $this->baseURL->get())) && (!preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/", $this->baseURL->getHostname()))) {
 588                         $this->config->set('system', 'url', $this->baseURL->get());
 589                 }
 590         }
 591
 592         /**
 593          * Frontend App script
 594          *
 595          * The App object behaves like a container and a dispatcher at the same time, including a representation of the
 596          * request and a representation of the response.
 597          *
 598          * This probably should change to limit the size of this monster method.
 599          *
 600          * @param App\Router                  $router
 601          * @param IManagePersonalConfigValues $pconfig
 602          * @param Authentication              $auth       The Authentication backend of the node
 603          * @param App\Page                    $page       The Friendica page printing container
 604          * @param HTTPInputData               $httpInput  A library for processing PHP input streams
 605          * @param float                       $start_time The start time of the overall script execution
 606          *
 607          * @throws HTTPException\InternalServerErrorException
 608          * @throws \ImagickException
 609          */
 610         public function runFrontend(App\Router $router, IManagePersonalConfigValues $pconfig, Authentication $auth, App\Page $page, HTTPInputData $httpInput, float $start_time)
 611         {
 612                 $this->profiler->set($start_time, 'start');
 613                 $this->profiler->set(microtime(true), 'classinit');
 614
 615                 $moduleName = $this->args->getModuleName();
 616                 $page->setLogging($this->args->getMethod(), $this->args->getModuleName(), $this->args->getCommand());
 617
 618                 try {
 619                         // Missing DB connection: ERROR
 620                         if ($this->mode->has(App\Mode::LOCALCONFIGPRESENT) && !$this->mode->has(App\Mode::DBAVAILABLE)) {
 621                                 throw new HTTPException\InternalServerErrorException($this->l10n->t('Apologies but the website is unavailable at the moment.'));
 622                         }
 623
 624                         if (!$this->mode->isInstall()) {
 625                                 // Force SSL redirection
 626                                 if ($this->baseURL->checkRedirectHttps()) {
 627                                         System::externalRedirect($this->baseURL->get() . '/' . $this->args->getQueryString());
 628                                 }
 629
 630                                 Core\Hook::callAll('init_1');
 631                         }
 632
 633                         if ($this->mode->isNormal() && !$this->mode->isBackend()) {
 634                                 $requester = HTTPSignature::getSigner('', $_SERVER);
 635                                 if (!empty($requester)) {
 636                                         Profile::addVisitorCookieForHandle($requester);
 637                                 }
 638                         }
 639
 640                         // ZRL
 641                         if (!empty($_GET['zrl']) && $this->mode->isNormal() && !$this->mode->isBackend() && !$this->session->getLocalUserId()) {
 642                                 // Only continue when the given profile link seems valid.
 643                                 // Valid profile links contain a path with "/profile/" and no query parameters
 644                                 if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == '') &&
 645                                         strpos(parse_url($_GET['zrl'], PHP_URL_PATH) ?? '', '/profile/') !== false) {
 646                                         if ($this->session->get('visitor_home') != $_GET['zrl']) {
 647                                                 $this->session->set('my_url', $_GET['zrl']);
 648                                                 $this->session->set('authenticated', 0);
 649
 650                                                 $remote_contact = Contact::getByURL($_GET['zrl'], false, ['subscribe']);
 651                                                 if (!empty($remote_contact['subscribe'])) {
 652                                                         $_SESSION['remote_comment'] = $remote_contact['subscribe'];
 653                                                 }
 654                                         }
 655
 656                                         Model\Profile::zrlInit($this);
 657                                 } else {
 658                                         // Someone came with an invalid parameter, maybe as a DDoS attempt
 659                                         // We simply stop processing here
 660                                         $this->logger->debug('Invalid ZRL parameter.', ['zrl' => $_GET['zrl']]);
 661                                         throw new HTTPException\ForbiddenException();
 662                                 }
 663                         }
 664
 665                         if (!empty($_GET['owt']) && $this->mode->isNormal()) {
 666                                 $token = $_GET['owt'];
 667                                 Model\Profile::openWebAuthInit($token);
 668                         }
 669
 670                         if (!$this->mode->isBackend()) {
 671                                 $auth->withSession($this);
 672                         }
 673
 674                         if (empty($_SESSION['authenticated'])) {
 675                                 header('X-Account-Management-Status: none');
 676                         }
 677
 678                         /*
 679                          * check_config() is responsible for running update scripts. These automatically
 680                          * update the DB schema whenever we push a new one out. It also checks to see if
 681                          * any addons have been added or removed and reacts accordingly.
 682                          */
 683
 684                         // in install mode, any url loads install module
 685                         // but we need "view" module for stylesheet
 686                         if ($this->mode->isInstall() && $moduleName !== 'install') {
 687                                 $this->baseURL->redirect('install');
 688                         } else {
 689                                 $this->checkURL();
 690                                 Core\Update::check($this->getBasePath(), false, $this->mode);
 691                                 Core\Addon::loadAddons();
 692                                 Core\Hook::loadHooks();
 693                         }
 694
 695                         // Compatibility with the Android Diaspora client
 696                         if ($moduleName == 'stream') {
 697                                 $this->baseURL->redirect('network?order=post');
 698                         }
 699
 700                         if ($moduleName == 'conversations') {
 701                                 $this->baseURL->redirect('message');
 702                         }
 703
 704                         if ($moduleName == 'commented') {
 705                                 $this->baseURL->redirect('network?order=comment');
 706                         }
 707
 708                         if ($moduleName == 'liked') {
 709                                 $this->baseURL->redirect('network?order=comment');
 710                         }
 711
 712                         if ($moduleName == 'activity') {
 713                                 $this->baseURL->redirect('network?conv=1');
 714                         }
 715
 716                         if (($moduleName == 'status_messages') && ($this->args->getCommand() == 'status_messages/new')) {
 717                                 $this->baseURL->redirect('bookmarklet');
 718                         }
 719
 720                         if (($moduleName == 'user') && ($this->args->getCommand() == 'user/edit')) {
 721                                 $this->baseURL->redirect('settings');
 722                         }
 723
 724                         if (($moduleName == 'tag_followings') && ($this->args->getCommand() == 'tag_followings/manage')) {
 725                                 $this->baseURL->redirect('search');
 726                         }
 727
 728                         // Initialize module that can set the current theme in the init() method, either directly or via App->setProfileOwner
 729                         $page['page_title'] = $moduleName;
 730
 731                         // The "view" module is required to show the theme CSS
 732                         if (!$this->mode->isInstall() && !$this->mode->has(App\Mode::MAINTENANCEDISABLED) && $moduleName !== 'view') {
 733                                 $module = $router->getModule(Maintenance::class);
 734                         } else {
 735                                 // determine the module class and save it to the module instance
 736                                 // @todo there's an implicit dependency due SESSION::start(), so it has to be called here (yet)
 737                                 $module = $router->getModule();
 738                         }
 739
 740                         // Processes data from GET requests
 741                         $httpinput = $httpInput->process();
 742                         $input     = array_merge($httpinput['variables'], $httpinput['files'], $request ?? $_REQUEST);
 743
 744                         // Let the module run it's internal process (init, get, post, ...)
 745                         $timestamp = microtime(true);
 746                         $response = $module->run($input);
 747                         $this->profiler->set(microtime(true) - $timestamp, 'content');
 748                         if ($response->getHeaderLine(ICanCreateResponses::X_HEADER) === ICanCreateResponses::TYPE_HTML) {
 749                                 $page->run($this, $this->baseURL, $this->args, $this->mode, $response, $this->l10n, $this->profiler, $this->config, $pconfig, $this->session->getLocalUserId());
 750                         } else {
 751                                 $page->exit($response);
 752                         }
 753                 } catch (HTTPException $e) {
 754                         (new ModuleHTTPException())->rawContent($e);
 755                 }
 756                 $page->logRuntime($this->config, 'runFrontend');
 757         }
 758
 759         /**
 760          * Automatically redirects to relative or absolute URL
 761          * Should only be used if it isn't clear if the URL is either internal or external
 762          *
 763          * @param string $toUrl The target URL
 764          *
 765          * @throws HTTPException\InternalServerErrorException
 766          */
 767         public function redirect(string $toUrl)
 768         {
 769                 if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
 770                         Core\System::externalRedirect($toUrl);
 771                 } else {
 772                         $this->baseURL->redirect($toUrl);
 773                 }
 774         }
 775 }