<?php
+/**
+ * @copyright Copyright (C) 2020, Friendica
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
namespace Friendica\App;
-use Friendica\Core\Config;
-use Friendica\Database\DBA;
+use Detection\MobileDetect;
+use Friendica\Core\Config\Cache;
+use Friendica\Database\Database;
+use Friendica\Util\BasePath;
/**
* Mode of the current Friendica Node
*/
class Mode
{
- const LOCALCONFIGPRESENT = 1;
- const DBAVAILABLE = 2;
- const DBCONFIGAVAILABLE = 4;
+ const LOCALCONFIGPRESENT = 1;
+ const DBAVAILABLE = 2;
+ const DBCONFIGAVAILABLE = 4;
const MAINTENANCEDISABLED = 8;
+ const BACKEND_CONTENT_TYPES = ['application/jrd+json', 'text/xml',
+ 'application/rss+xml', 'application/atom+xml', 'application/activity+json'];
+
/***
- * @var int the mode of this Application
+ * @var int The mode of this Application
*
*/
private $mode;
/**
- * @var string the basepath of the application
+ * @var bool True, if the call is a backend call
+ */
+ private $isBackend;
+
+ /**
+ * @var bool True, if the call is a ajax call
+ */
+ private $isAjax;
+
+ /**
+ * @var bool True, if the call is from a mobile device
+ */
+ private $isMobile;
+
+ /**
+ * @var bool True, if the call is from a tablet device
*/
- private $basepath;
+ private $isTablet;
- public function __construct($basepath = '')
+ public function __construct(int $mode = 0, bool $isBackend = false, bool $isAjax = false, bool $isMobile = false, bool $isTablet = false)
{
- $this->basepath = $basepath;
- $this->mode = 0;
+ $this->mode = $mode;
+ $this->isBackend = $isBackend;
+ $this->isAjax = $isAjax;
+ $this->isMobile = $isMobile;
+ $this->isTablet = $isTablet;
}
/**
* - App::MODE_MAINTENANCE: The maintenance mode has been set
* - App::MODE_NORMAL : Normal run with all features enabled
*
- * @param string $basepath the Basepath of the Application
+ * @return Mode returns the determined mode
*
+ * @throws \Exception
*/
- public function determine($basepath = null)
+ public function determine(BasePath $basepath, Database $database, Cache $configCache)
{
- if (!empty($basepath)) {
- $this->basepath = $basepath;
+ $mode = 0;
+
+ $basepathName = $basepath->getPath();
+
+ if (!file_exists($basepathName . '/config/local.config.php')
+ && !file_exists($basepathName . '/config/local.ini.php')
+ && !file_exists($basepathName . '/.htconfig.php')) {
+ return new Mode($mode);
}
- $this->mode = 0;
+ $mode |= Mode::LOCALCONFIGPRESENT;
- if (!file_exists($this->basepath . '/config/local.config.php')
- && !file_exists($this->basepath . '/config/local.ini.php')
- && !file_exists($this->basepath . '/.htconfig.php')) {
- return;
+ if (!$database->connected()) {
+ return new Mode($mode);
}
- $this->mode |= Mode::LOCALCONFIGPRESENT;
+ $mode |= Mode::DBAVAILABLE;
- if (!DBA::connected()) {
- return;
+ if ($database->fetchFirst("SHOW TABLES LIKE 'config'") === false) {
+ return new Mode($mode);
}
- $this->mode |= Mode::DBAVAILABLE;
+ $mode |= Mode::DBCONFIGAVAILABLE;
- if (DBA::fetchFirst("SHOW TABLES LIKE 'config'") === false) {
- return;
+ if (!empty($configCache->get('system', 'maintenance')) ||
+ // Don't use Config or Configuration here because we're possibly BEFORE initializing the Configuration,
+ // so this could lead to a dependency circle
+ !empty($database->selectFirst('config', ['v'], ['cat' => 'system', 'k' => 'maintenance'])['v'])) {
+ return new Mode($mode);
}
- $this->mode |= Mode::DBCONFIGAVAILABLE;
+ $mode |= Mode::MAINTENANCEDISABLED;
- if (Config::get('system', 'maintenance')) {
- return;
+ return new Mode($mode, $this->isBackend, $this->isAjax, $this->isMobile, $this->isTablet);
+ }
+
+ /**
+ * Checks if the site is called via a backend process
+ *
+ * @param bool $isBackend True, if the call is from a backend script (daemon, worker, ...)
+ * @param Module $module The pre-loaded module (just name, not class!)
+ * @param array $server The $_SERVER variable
+ * @param MobileDetect $mobileDetect The mobile detection library
+ *
+ * @return Mode returns the determined mode
+ */
+ public function determineRunMode(bool $isBackend, Module $module, array $server, MobileDetect $mobileDetect)
+ {
+ foreach (self::BACKEND_CONTENT_TYPES as $type) {
+ if (strpos(strtolower($server['HTTP_ACCEPT'] ?? ''), $type) !== false) {
+ $isBackend = true;
+ }
}
- $this->mode |= Mode::MAINTENANCEDISABLED;
+ $isBackend = $isBackend || $module->isBackend();
+ $isMobile = $mobileDetect->isMobile();
+ $isTablet = $mobileDetect->isTablet();
+ $isAjax = strtolower($server['HTTP_X_REQUESTED_WITH'] ?? '') == 'xmlhttprequest';
+
+ return new Mode($this->mode, $isBackend, $isAjax, $isMobile, $isTablet);
}
/**
public function isInstall()
{
return !$this->has(Mode::LOCALCONFIGPRESENT) ||
- !$this->has(MODE::DBCONFIGAVAILABLE);
+ !$this->has(MODE::DBCONFIGAVAILABLE);
}
/**
public function isNormal()
{
return $this->has(Mode::LOCALCONFIGPRESENT) &&
- $this->has(Mode::DBAVAILABLE) &&
- $this->has(Mode::DBCONFIGAVAILABLE) &&
- $this->has(Mode::MAINTENANCEDISABLED);
+ $this->has(Mode::DBAVAILABLE) &&
+ $this->has(Mode::DBCONFIGAVAILABLE) &&
+ $this->has(Mode::MAINTENANCEDISABLED);
+ }
+
+ /**
+ * Returns true, if the call is from a backend node (f.e. from a worker)
+ *
+ * @return bool Is it a backend call
+ */
+ public function isBackend()
+ {
+ return $this->isBackend;
+ }
+
+ /**
+ * Check if request was an AJAX (xmlhttprequest) request.
+ *
+ * @return bool true if it was an AJAX request
+ */
+ public function isAjax()
+ {
+ return $this->isAjax;
+ }
+
+ /**
+ * Check if request was a mobile request.
+ *
+ * @return bool true if it was an mobile request
+ */
+ public function isMobile()
+ {
+ return $this->isMobile;
+ }
+
+ /**
+ * Check if request was a tablet request.
+ *
+ * @return bool true if it was an tablet request
+ */
+ public function isTablet()
+ {
+ return $this->isTablet;
}
}