nextcloud / server

lib/private/legacy/OC_Helper.php

Indentation +385 added lines, -385 removed lines

@@ -32,392 +32,392 @@
  * }
  */
 class OC_Helper {
-	private static $templateManager;
-	private static ?ICacheFactory $cacheFactory = null;
-	private static ?bool $quotaIncludeExternalStorage = null;
-
-	/**
-	 * Recursive copying of folders
-	 * @param string $src source folder
-	 * @param string $dest target folder
-	 * @return void
-	 * @deprecated 32.0.0 - use \OCP\Files\Folder::copy
-	 */
-	public static function copyr($src, $dest) {
-		if (!file_exists($src)) {
-			return;
-		}
-
-		if (is_dir($src)) {
-			if (!is_dir($dest)) {
-				mkdir($dest);
-			}
-			$files = scandir($src);
-			foreach ($files as $file) {
-				if ($file != '.' && $file != '..') {
-					self::copyr("$src/$file", "$dest/$file");
-				}
-			}
-		} else {
-			$validator = \OCP\Server::get(FilenameValidator::class);
-			if (!$validator->isForbidden($src)) {
-				copy($src, $dest);
-			}
-		}
-	}
-
-	/**
-	 * @deprecated 18.0.0
-	 * @return \OC\Files\Type\TemplateManager
-	 */
-	public static function getFileTemplateManager() {
-		if (!self::$templateManager) {
-			self::$templateManager = new \OC\Files\Type\TemplateManager();
-		}
-		return self::$templateManager;
-	}
-
-	/**
-	 * detect if a given program is found in the search PATH
-	 *
-	 * @param string $name
-	 * @param bool $path
-	 * @internal param string $program name
-	 * @internal param string $optional search path, defaults to $PATH
-	 * @return bool true if executable program found in path
-	 * @deprecated 32.0.0 use the \OCP\IBinaryFinder
-	 */
-	public static function canExecute($name, $path = false) {
-		// path defaults to PATH from environment if not set
-		if ($path === false) {
-			$path = getenv('PATH');
-		}
-		// we look for an executable file of that name
-		$exts = [''];
-		$check_fn = 'is_executable';
-		// Default check will be done with $path directories :
-		$dirs = explode(PATH_SEPARATOR, (string)$path);
-		// WARNING : We have to check if open_basedir is enabled :
-		$obd = OC::$server->get(IniGetWrapper::class)->getString('open_basedir');
-		if ($obd != 'none') {
-			$obd_values = explode(PATH_SEPARATOR, $obd);
-			if (count($obd_values) > 0 and $obd_values[0]) {
-				// open_basedir is in effect !
-				// We need to check if the program is in one of these dirs :
-				$dirs = $obd_values;
-			}
-		}
-		foreach ($dirs as $dir) {
-			foreach ($exts as $ext) {
-				if ($check_fn("$dir/$name" . $ext)) {
-					return true;
-				}
-			}
-		}
-		return false;
-	}
-
-	/**
-	 * copy the contents of one stream to another
-	 *
-	 * @param resource $source
-	 * @param resource $target
-	 * @return array the number of bytes copied and result
-	 * @deprecated 5.0.0 - Use \OCP\Files::streamCopy
-	 */
-	public static function streamCopy($source, $target) {
-		return \OCP\Files::streamCopy($source, $target, true);
-	}
-
-	/**
-	 * Adds a suffix to the name in case the file exists
-	 *
-	 * @param string $path
-	 * @param string $filename
-	 * @return string
-	 */
-	public static function buildNotExistingFileName($path, $filename) {
-		$view = \OC\Files\Filesystem::getView();
-		return self::buildNotExistingFileNameForView($path, $filename, $view);
-	}
-
-	/**
-	 * Adds a suffix to the name in case the file exists
-	 *
-	 * @param string $path
-	 * @param string $filename
-	 * @return string
-	 */
-	public static function buildNotExistingFileNameForView($path, $filename, \OC\Files\View $view) {
-		if ($path === '/') {
-			$path = '';
-		}
-		if ($pos = strrpos($filename, '.')) {
-			$name = substr($filename, 0, $pos);
-			$ext = substr($filename, $pos);
-		} else {
-			$name = $filename;
-			$ext = '';
-		}
-
-		$newpath = $path . '/' . $filename;
-		if ($view->file_exists($newpath)) {
-			if (preg_match_all('/\((\d+)\)/', $name, $matches, PREG_OFFSET_CAPTURE)) {
-				//Replace the last "(number)" with "(number+1)"
-				$last_match = count($matches[0]) - 1;
-				$counter = $matches[1][$last_match][0] + 1;
-				$offset = $matches[0][$last_match][1];
-				$match_length = strlen($matches[0][$last_match][0]);
-			} else {
-				$counter = 2;
-				$match_length = 0;
-				$offset = false;
-			}
-			do {
-				if ($offset) {
-					//Replace the last "(number)" with "(number+1)"
-					$newname = substr_replace($name, '(' . $counter . ')', $offset, $match_length);
-				} else {
-					$newname = $name . ' (' . $counter . ')';
-				}
-				$newpath = $path . '/' . $newname . $ext;
-				$counter++;
-			} while ($view->file_exists($newpath));
-		}
-
-		return $newpath;
-	}
-
-	/**
-	 * Checks if a function is available
-	 *
-	 * @deprecated 25.0.0 use \OCP\Util::isFunctionEnabled instead
-	 */
-	public static function is_function_enabled(string $function_name): bool {
-		return Util::isFunctionEnabled($function_name);
-	}
-
-	/**
-	 * Try to find a program
-	 * @deprecated 25.0.0 Use \OCP\IBinaryFinder directly
-	 */
-	public static function findBinaryPath(string $program): ?string {
-		$result = Server::get(IBinaryFinder::class)->findBinaryPath($program);
-		return $result !== false ? $result : null;
-	}
-
-	/**
-	 * Calculate the disc space for the given path
-	 *
-	 * BEWARE: this requires that Util::setupFS() was called
-	 * already !
-	 *
-	 * @param string $path
-	 * @param \OCP\Files\FileInfo $rootInfo (optional)
-	 * @param bool $includeMountPoints whether to include mount points in the size calculation
-	 * @param bool $useCache whether to use the cached quota values
-	 * @psalm-suppress LessSpecificReturnStatement Legacy code outputs weird types - manually validated that they are correct
-	 * @return StorageInfo
-	 * @throws \OCP\Files\NotFoundException
-	 */
-	public static function getStorageInfo($path, $rootInfo = null, $includeMountPoints = true, $useCache = true) {
-		if (!self::$cacheFactory) {
-			self::$cacheFactory = Server::get(ICacheFactory::class);
-		}
-		$memcache = self::$cacheFactory->createLocal('storage_info');
-
-		// return storage info without adding mount points
-		if (self::$quotaIncludeExternalStorage === null) {
-			self::$quotaIncludeExternalStorage = \OC::$server->getSystemConfig()->getValue('quota_include_external_storage', false);
-		}
-
-		$view = Filesystem::getView();
-		if (!$view) {
-			throw new \OCP\Files\NotFoundException();
-		}
-		$fullPath = Filesystem::normalizePath($view->getAbsolutePath($path));
-
-		$cacheKey = $fullPath . '::' . ($includeMountPoints ? 'include' : 'exclude');
-		if ($useCache) {
-			$cached = $memcache->get($cacheKey);
-			if ($cached) {
-				return $cached;
-			}
-		}
-
-		if (!$rootInfo) {
-			$rootInfo = \OC\Files\Filesystem::getFileInfo($path, self::$quotaIncludeExternalStorage ? 'ext' : false);
-		}
-		if (!$rootInfo instanceof \OCP\Files\FileInfo) {
-			throw new \OCP\Files\NotFoundException('The root directory of the user\'s files is missing');
-		}
-		$used = $rootInfo->getSize($includeMountPoints);
-		if ($used < 0) {
-			$used = 0.0;
-		}
-		/** @var int|float $quota */
-		$quota = \OCP\Files\FileInfo::SPACE_UNLIMITED;
-		$mount = $rootInfo->getMountPoint();
-		$storage = $mount->getStorage();
-		$sourceStorage = $storage;
-		if ($storage->instanceOfStorage('\OCA\Files_Sharing\SharedStorage')) {
-			self::$quotaIncludeExternalStorage = false;
-		}
-		if (self::$quotaIncludeExternalStorage) {
-			if ($storage->instanceOfStorage('\OC\Files\Storage\Home')
-				|| $storage->instanceOfStorage('\OC\Files\ObjectStore\HomeObjectStoreStorage')
-			) {
-				/** @var \OC\Files\Storage\Home $storage */
-				$user = $storage->getUser();
-			} else {
-				$user = \OC::$server->getUserSession()->getUser();
-			}
-			$quota = OC_Util::getUserQuota($user);
-			if ($quota !== \OCP\Files\FileInfo::SPACE_UNLIMITED) {
-				// always get free space / total space from root + mount points
-				return self::getGlobalStorageInfo($quota, $user, $mount);
-			}
-		}
-
-		// TODO: need a better way to get total space from storage
-		if ($sourceStorage->instanceOfStorage('\OC\Files\Storage\Wrapper\Quota')) {
-			/** @var \OC\Files\Storage\Wrapper\Quota $storage */
-			$quota = $sourceStorage->getQuota();
-		}
-		try {
-			$free = $sourceStorage->free_space($rootInfo->getInternalPath());
-			if (is_bool($free)) {
-				$free = 0.0;
-			}
-		} catch (\Exception $e) {
-			if ($path === '') {
-				throw $e;
-			}
-			/** @var LoggerInterface $logger */
-			$logger = \OC::$server->get(LoggerInterface::class);
-			$logger->warning('Error while getting quota info, using root quota', ['exception' => $e]);
-			$rootInfo = self::getStorageInfo('');
-			$memcache->set($cacheKey, $rootInfo, 5 * 60);
-			return $rootInfo;
-		}
-		if ($free >= 0) {
-			$total = $free + $used;
-		} else {
-			$total = $free; //either unknown or unlimited
-		}
-		if ($total > 0) {
-			if ($quota > 0 && $total > $quota) {
-				$total = $quota;
-			}
-			// prevent division by zero or error codes (negative values)
-			$relative = round(($used / $total) * 10000) / 100;
-		} else {
-			$relative = 0;
-		}
-
-		/*
+    private static $templateManager;
+    private static ?ICacheFactory $cacheFactory = null;
+    private static ?bool $quotaIncludeExternalStorage = null;
+
+    /**
+     * Recursive copying of folders
+     * @param string $src source folder
+     * @param string $dest target folder
+     * @return void
+     * @deprecated 32.0.0 - use \OCP\Files\Folder::copy
+     */
+    public static function copyr($src, $dest) {
+        if (!file_exists($src)) {
+            return;
+        }
+
+        if (is_dir($src)) {
+            if (!is_dir($dest)) {
+                mkdir($dest);
+            }
+            $files = scandir($src);
+            foreach ($files as $file) {
+                if ($file != '.' && $file != '..') {
+                    self::copyr("$src/$file", "$dest/$file");
+                }
+            }
+        } else {
+            $validator = \OCP\Server::get(FilenameValidator::class);
+            if (!$validator->isForbidden($src)) {
+                copy($src, $dest);
+            }
+        }
+    }
+
+    /**
+     * @deprecated 18.0.0
+     * @return \OC\Files\Type\TemplateManager
+     */
+    public static function getFileTemplateManager() {
+        if (!self::$templateManager) {
+            self::$templateManager = new \OC\Files\Type\TemplateManager();
+        }
+        return self::$templateManager;
+    }
+
+    /**
+     * detect if a given program is found in the search PATH
+     *
+     * @param string $name
+     * @param bool $path
+     * @internal param string $program name
+     * @internal param string $optional search path, defaults to $PATH
+     * @return bool true if executable program found in path
+     * @deprecated 32.0.0 use the \OCP\IBinaryFinder
+     */
+    public static function canExecute($name, $path = false) {
+        // path defaults to PATH from environment if not set
+        if ($path === false) {
+            $path = getenv('PATH');
+        }
+        // we look for an executable file of that name
+        $exts = [''];
+        $check_fn = 'is_executable';
+        // Default check will be done with $path directories :
+        $dirs = explode(PATH_SEPARATOR, (string)$path);
+        // WARNING : We have to check if open_basedir is enabled :
+        $obd = OC::$server->get(IniGetWrapper::class)->getString('open_basedir');
+        if ($obd != 'none') {
+            $obd_values = explode(PATH_SEPARATOR, $obd);
+            if (count($obd_values) > 0 and $obd_values[0]) {
+                // open_basedir is in effect !
+                // We need to check if the program is in one of these dirs :
+                $dirs = $obd_values;
+            }
+        }
+        foreach ($dirs as $dir) {
+            foreach ($exts as $ext) {
+                if ($check_fn("$dir/$name" . $ext)) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    /**
+     * copy the contents of one stream to another
+     *
+     * @param resource $source
+     * @param resource $target
+     * @return array the number of bytes copied and result
+     * @deprecated 5.0.0 - Use \OCP\Files::streamCopy
+     */
+    public static function streamCopy($source, $target) {
+        return \OCP\Files::streamCopy($source, $target, true);
+    }
+
+    /**
+     * Adds a suffix to the name in case the file exists
+     *
+     * @param string $path
+     * @param string $filename
+     * @return string
+     */
+    public static function buildNotExistingFileName($path, $filename) {
+        $view = \OC\Files\Filesystem::getView();
+        return self::buildNotExistingFileNameForView($path, $filename, $view);
+    }
+
+    /**
+     * Adds a suffix to the name in case the file exists
+     *
+     * @param string $path
+     * @param string $filename
+     * @return string
+     */
+    public static function buildNotExistingFileNameForView($path, $filename, \OC\Files\View $view) {
+        if ($path === '/') {
+            $path = '';
+        }
+        if ($pos = strrpos($filename, '.')) {
+            $name = substr($filename, 0, $pos);
+            $ext = substr($filename, $pos);
+        } else {
+            $name = $filename;
+            $ext = '';
+        }
+
+        $newpath = $path . '/' . $filename;
+        if ($view->file_exists($newpath)) {
+            if (preg_match_all('/\((\d+)\)/', $name, $matches, PREG_OFFSET_CAPTURE)) {
+                //Replace the last "(number)" with "(number+1)"
+                $last_match = count($matches[0]) - 1;
+                $counter = $matches[1][$last_match][0] + 1;
+                $offset = $matches[0][$last_match][1];
+                $match_length = strlen($matches[0][$last_match][0]);
+            } else {
+                $counter = 2;
+                $match_length = 0;
+                $offset = false;
+            }
+            do {
+                if ($offset) {
+                    //Replace the last "(number)" with "(number+1)"
+                    $newname = substr_replace($name, '(' . $counter . ')', $offset, $match_length);
+                } else {
+                    $newname = $name . ' (' . $counter . ')';
+                }
+                $newpath = $path . '/' . $newname . $ext;
+                $counter++;
+            } while ($view->file_exists($newpath));
+        }
+
+        return $newpath;
+    }
+
+    /**
+     * Checks if a function is available
+     *
+     * @deprecated 25.0.0 use \OCP\Util::isFunctionEnabled instead
+     */
+    public static function is_function_enabled(string $function_name): bool {
+        return Util::isFunctionEnabled($function_name);
+    }
+
+    /**
+     * Try to find a program
+     * @deprecated 25.0.0 Use \OCP\IBinaryFinder directly
+     */
+    public static function findBinaryPath(string $program): ?string {
+        $result = Server::get(IBinaryFinder::class)->findBinaryPath($program);
+        return $result !== false ? $result : null;
+    }
+
+    /**
+     * Calculate the disc space for the given path
+     *
+     * BEWARE: this requires that Util::setupFS() was called
+     * already !
+     *
+     * @param string $path
+     * @param \OCP\Files\FileInfo $rootInfo (optional)
+     * @param bool $includeMountPoints whether to include mount points in the size calculation
+     * @param bool $useCache whether to use the cached quota values
+     * @psalm-suppress LessSpecificReturnStatement Legacy code outputs weird types - manually validated that they are correct
+     * @return StorageInfo
+     * @throws \OCP\Files\NotFoundException
+     */
+    public static function getStorageInfo($path, $rootInfo = null, $includeMountPoints = true, $useCache = true) {
+        if (!self::$cacheFactory) {
+            self::$cacheFactory = Server::get(ICacheFactory::class);
+        }
+        $memcache = self::$cacheFactory->createLocal('storage_info');
+
+        // return storage info without adding mount points
+        if (self::$quotaIncludeExternalStorage === null) {
+            self::$quotaIncludeExternalStorage = \OC::$server->getSystemConfig()->getValue('quota_include_external_storage', false);
+        }
+
+        $view = Filesystem::getView();
+        if (!$view) {
+            throw new \OCP\Files\NotFoundException();
+        }
+        $fullPath = Filesystem::normalizePath($view->getAbsolutePath($path));
+
+        $cacheKey = $fullPath . '::' . ($includeMountPoints ? 'include' : 'exclude');
+        if ($useCache) {
+            $cached = $memcache->get($cacheKey);
+            if ($cached) {
+                return $cached;
+            }
+        }
+
+        if (!$rootInfo) {
+            $rootInfo = \OC\Files\Filesystem::getFileInfo($path, self::$quotaIncludeExternalStorage ? 'ext' : false);
+        }
+        if (!$rootInfo instanceof \OCP\Files\FileInfo) {
+            throw new \OCP\Files\NotFoundException('The root directory of the user\'s files is missing');
+        }
+        $used = $rootInfo->getSize($includeMountPoints);
+        if ($used < 0) {
+            $used = 0.0;
+        }
+        /** @var int|float $quota */
+        $quota = \OCP\Files\FileInfo::SPACE_UNLIMITED;
+        $mount = $rootInfo->getMountPoint();
+        $storage = $mount->getStorage();
+        $sourceStorage = $storage;
+        if ($storage->instanceOfStorage('\OCA\Files_Sharing\SharedStorage')) {
+            self::$quotaIncludeExternalStorage = false;
+        }
+        if (self::$quotaIncludeExternalStorage) {
+            if ($storage->instanceOfStorage('\OC\Files\Storage\Home')
+                || $storage->instanceOfStorage('\OC\Files\ObjectStore\HomeObjectStoreStorage')
+            ) {
+                /** @var \OC\Files\Storage\Home $storage */
+                $user = $storage->getUser();
+            } else {
+                $user = \OC::$server->getUserSession()->getUser();
+            }
+            $quota = OC_Util::getUserQuota($user);
+            if ($quota !== \OCP\Files\FileInfo::SPACE_UNLIMITED) {
+                // always get free space / total space from root + mount points
+                return self::getGlobalStorageInfo($quota, $user, $mount);
+            }
+        }
+
+        // TODO: need a better way to get total space from storage
+        if ($sourceStorage->instanceOfStorage('\OC\Files\Storage\Wrapper\Quota')) {
+            /** @var \OC\Files\Storage\Wrapper\Quota $storage */
+            $quota = $sourceStorage->getQuota();
+        }
+        try {
+            $free = $sourceStorage->free_space($rootInfo->getInternalPath());
+            if (is_bool($free)) {
+                $free = 0.0;
+            }
+        } catch (\Exception $e) {
+            if ($path === '') {
+                throw $e;
+            }
+            /** @var LoggerInterface $logger */
+            $logger = \OC::$server->get(LoggerInterface::class);
+            $logger->warning('Error while getting quota info, using root quota', ['exception' => $e]);
+            $rootInfo = self::getStorageInfo('');
+            $memcache->set($cacheKey, $rootInfo, 5 * 60);
+            return $rootInfo;
+        }
+        if ($free >= 0) {
+            $total = $free + $used;
+        } else {
+            $total = $free; //either unknown or unlimited
+        }
+        if ($total > 0) {
+            if ($quota > 0 && $total > $quota) {
+                $total = $quota;
+            }
+            // prevent division by zero or error codes (negative values)
+            $relative = round(($used / $total) * 10000) / 100;
+        } else {
+            $relative = 0;
+        }
+
+        /*
 		 * \OCA\Files_Sharing\External\Storage returns the cloud ID as the owner for the storage.
 		 * It is unnecessary to query the user manager for the display name, as it won't have this information.
 		 */
-		$isRemoteShare = $storage->instanceOfStorage(\OCA\Files_Sharing\External\Storage::class);
-
-		$ownerId = $storage->getOwner($path);
-		$ownerDisplayName = '';
-
-		if ($isRemoteShare === false && $ownerId !== false) {
-			$ownerDisplayName = \OC::$server->getUserManager()->getDisplayName($ownerId) ?? '';
-		}
-
-		if (substr_count($mount->getMountPoint(), '/') < 3) {
-			$mountPoint = '';
-		} else {
-			[,,,$mountPoint] = explode('/', $mount->getMountPoint(), 4);
-		}
-
-		$info = [
-			'free' => $free,
-			'used' => $used,
-			'quota' => $quota,
-			'total' => $total,
-			'relative' => $relative,
-			'owner' => $ownerId,
-			'ownerDisplayName' => $ownerDisplayName,
-			'mountType' => $mount->getMountType(),
-			'mountPoint' => trim($mountPoint, '/'),
-		];
-
-		if ($isRemoteShare === false && $ownerId !== false && $path === '/') {
-			// If path is root, store this as last known quota usage for this user
-			\OCP\Server::get(\OCP\IConfig::class)->setUserValue($ownerId, 'files', 'lastSeenQuotaUsage', (string)$relative);
-		}
-
-		$memcache->set($cacheKey, $info, 5 * 60);
-
-		return $info;
-	}
-
-	/**
-	 * Get storage info including all mount points and quota
-	 *
-	 * @psalm-suppress LessSpecificReturnStatement Legacy code outputs weird types - manually validated that they are correct
-	 * @return StorageInfo
-	 */
-	private static function getGlobalStorageInfo(int|float $quota, IUser $user, IMountPoint $mount): array {
-		$rootInfo = \OC\Files\Filesystem::getFileInfo('', 'ext');
-		/** @var int|float $used */
-		$used = $rootInfo['size'];
-		if ($used < 0) {
-			$used = 0.0;
-		}
-
-		$total = $quota;
-		/** @var int|float $free */
-		$free = $quota - $used;
-
-		if ($total > 0) {
-			if ($quota > 0 && $total > $quota) {
-				$total = $quota;
-			}
-			// prevent division by zero or error codes (negative values)
-			$relative = round(($used / $total) * 10000) / 100;
-		} else {
-			$relative = 0.0;
-		}
-
-		if (substr_count($mount->getMountPoint(), '/') < 3) {
-			$mountPoint = '';
-		} else {
-			[,,,$mountPoint] = explode('/', $mount->getMountPoint(), 4);
-		}
-
-		return [
-			'free' => $free,
-			'used' => $used,
-			'total' => $total,
-			'relative' => $relative,
-			'quota' => $quota,
-			'owner' => $user->getUID(),
-			'ownerDisplayName' => $user->getDisplayName(),
-			'mountType' => $mount->getMountType(),
-			'mountPoint' => trim($mountPoint, '/'),
-		];
-	}
-
-	public static function clearStorageInfo(string $absolutePath): void {
-		/** @var ICacheFactory $cacheFactory */
-		$cacheFactory = \OC::$server->get(ICacheFactory::class);
-		$memcache = $cacheFactory->createLocal('storage_info');
-		$cacheKeyPrefix = Filesystem::normalizePath($absolutePath) . '::';
-		$memcache->remove($cacheKeyPrefix . 'include');
-		$memcache->remove($cacheKeyPrefix . 'exclude');
-	}
-
-	/**
-	 * Returns whether the config file is set manually to read-only
-	 * @return bool
-	 * @deprecated 32.0.0 use the `config_is_read_only` system config directly
-	 */
-	public static function isReadOnlyConfigEnabled() {
-		return \OC::$server->getConfig()->getSystemValueBool('config_is_read_only', false);
-	}
+        $isRemoteShare = $storage->instanceOfStorage(\OCA\Files_Sharing\External\Storage::class);
+
+        $ownerId = $storage->getOwner($path);
+        $ownerDisplayName = '';
+
+        if ($isRemoteShare === false && $ownerId !== false) {
+            $ownerDisplayName = \OC::$server->getUserManager()->getDisplayName($ownerId) ?? '';
+        }
+
+        if (substr_count($mount->getMountPoint(), '/') < 3) {
+            $mountPoint = '';
+        } else {
+            [,,,$mountPoint] = explode('/', $mount->getMountPoint(), 4);
+        }
+
+        $info = [
+            'free' => $free,
+            'used' => $used,
+            'quota' => $quota,
+            'total' => $total,
+            'relative' => $relative,
+            'owner' => $ownerId,
+            'ownerDisplayName' => $ownerDisplayName,
+            'mountType' => $mount->getMountType(),
+            'mountPoint' => trim($mountPoint, '/'),
+        ];
+
+        if ($isRemoteShare === false && $ownerId !== false && $path === '/') {
+            // If path is root, store this as last known quota usage for this user
+            \OCP\Server::get(\OCP\IConfig::class)->setUserValue($ownerId, 'files', 'lastSeenQuotaUsage', (string)$relative);
+        }
+
+        $memcache->set($cacheKey, $info, 5 * 60);
+
+        return $info;
+    }
+
+    /**
+     * Get storage info including all mount points and quota
+     *
+     * @psalm-suppress LessSpecificReturnStatement Legacy code outputs weird types - manually validated that they are correct
+     * @return StorageInfo
+     */
+    private static function getGlobalStorageInfo(int|float $quota, IUser $user, IMountPoint $mount): array {
+        $rootInfo = \OC\Files\Filesystem::getFileInfo('', 'ext');
+        /** @var int|float $used */
+        $used = $rootInfo['size'];
+        if ($used < 0) {
+            $used = 0.0;
+        }
+
+        $total = $quota;
+        /** @var int|float $free */
+        $free = $quota - $used;
+
+        if ($total > 0) {
+            if ($quota > 0 && $total > $quota) {
+                $total = $quota;
+            }
+            // prevent division by zero or error codes (negative values)
+            $relative = round(($used / $total) * 10000) / 100;
+        } else {
+            $relative = 0.0;
+        }
+
+        if (substr_count($mount->getMountPoint(), '/') < 3) {
+            $mountPoint = '';
+        } else {
+            [,,,$mountPoint] = explode('/', $mount->getMountPoint(), 4);
+        }
+
+        return [
+            'free' => $free,
+            'used' => $used,
+            'total' => $total,
+            'relative' => $relative,
+            'quota' => $quota,
+            'owner' => $user->getUID(),
+            'ownerDisplayName' => $user->getDisplayName(),
+            'mountType' => $mount->getMountType(),
+            'mountPoint' => trim($mountPoint, '/'),
+        ];
+    }
+
+    public static function clearStorageInfo(string $absolutePath): void {
+        /** @var ICacheFactory $cacheFactory */
+        $cacheFactory = \OC::$server->get(ICacheFactory::class);
+        $memcache = $cacheFactory->createLocal('storage_info');
+        $cacheKeyPrefix = Filesystem::normalizePath($absolutePath) . '::';
+        $memcache->remove($cacheKeyPrefix . 'include');
+        $memcache->remove($cacheKeyPrefix . 'exclude');
+    }
+
+    /**
+     * Returns whether the config file is set manually to read-only
+     * @return bool
+     * @deprecated 32.0.0 use the `config_is_read_only` system config directly
+     */
+    public static function isReadOnlyConfigEnabled() {
+        return \OC::$server->getConfig()->getSystemValueBool('config_is_read_only', false);
+    }
 }

lib/private/legacy/OC_Util.php

Indentation +836 added lines, -836 removed lines

@@ -22,840 +22,840 @@
  * @deprecated 32.0.0 Use \OCP\Util or any appropriate official API instead
  */
 class OC_Util {
-	public static $styles = [];
-	public static $headers = [];
-
-	/**
-	 * Setup the file system
-	 *
-	 * @param string|null $user
-	 * @return boolean
-	 * @description configure the initial filesystem based on the configuration
-	 * @suppress PhanDeprecatedFunction
-	 * @suppress PhanAccessMethodInternal
-	 */
-	public static function setupFS(?string $user = '') {
-		// If we are not forced to load a specific user we load the one that is logged in
-		if ($user === '') {
-			$userObject = \OC::$server->get(\OCP\IUserSession::class)->getUser();
-		} else {
-			$userObject = \OC::$server->get(\OCP\IUserManager::class)->get($user);
-		}
-
-		/** @var SetupManager $setupManager */
-		$setupManager = \OC::$server->get(SetupManager::class);
-
-		if ($userObject) {
-			$setupManager->setupForUser($userObject);
-		} else {
-			$setupManager->setupRoot();
-		}
-		return true;
-	}
-
-	/**
-	 * Check if a password is required for each public link
-	 *
-	 * @param bool $checkGroupMembership Check group membership exclusion
-	 * @return bool
-	 * @deprecated 32.0.0 use OCP\Share\IManager's shareApiLinkEnforcePassword directly
-	 */
-	public static function isPublicLinkPasswordRequired(bool $checkGroupMembership = true) {
-		/** @var IManager $shareManager */
-		$shareManager = \OC::$server->get(IManager::class);
-		return $shareManager->shareApiLinkEnforcePassword($checkGroupMembership);
-	}
-
-	/**
-	 * check if sharing is disabled for the current user
-	 * @param IConfig $config
-	 * @param IGroupManager $groupManager
-	 * @param IUser|null $user
-	 * @return bool
-	 * @deprecated 32.0.0 use OCP\Share\IManager's sharingDisabledForUser directly
-	 */
-	public static function isSharingDisabledForUser(IConfig $config, IGroupManager $groupManager, $user) {
-		/** @var IManager $shareManager */
-		$shareManager = \OC::$server->get(IManager::class);
-		$userId = $user ? $user->getUID() : null;
-		return $shareManager->sharingDisabledForUser($userId);
-	}
-
-	/**
-	 * check if share API enforces a default expire date
-	 *
-	 * @return bool
-	 * @deprecated 32.0.0 use OCP\Share\IManager's shareApiLinkDefaultExpireDateEnforced directly
-	 */
-	public static function isDefaultExpireDateEnforced() {
-		/** @var IManager $shareManager */
-		$shareManager = \OC::$server->get(IManager::class);
-		return $shareManager->shareApiLinkDefaultExpireDateEnforced();
-	}
-
-	/**
-	 * Get the quota of a user
-	 *
-	 * @param IUser|null $user
-	 * @return int|\OCP\Files\FileInfo::SPACE_UNLIMITED|false|float Quota bytes
-	 * @deprecated 9.0.0 - Use \OCP\IUser::getQuota
-	 */
-	public static function getUserQuota(?IUser $user) {
-		if (is_null($user)) {
-			return \OCP\Files\FileInfo::SPACE_UNLIMITED;
-		}
-		$userQuota = $user->getQuota();
-		if ($userQuota === 'none') {
-			return \OCP\Files\FileInfo::SPACE_UNLIMITED;
-		}
-		return \OCP\Util::computerFileSize($userQuota);
-	}
-
-	/**
-	 * copies the skeleton to the users /files
-	 *
-	 * @param string $userId
-	 * @param \OCP\Files\Folder $userDirectory
-	 * @throws \OCP\Files\NotFoundException
-	 * @throws \OCP\Files\NotPermittedException
-	 * @suppress PhanDeprecatedFunction
-	 */
-	public static function copySkeleton($userId, \OCP\Files\Folder $userDirectory) {
-		/** @var LoggerInterface $logger */
-		$logger = \OC::$server->get(LoggerInterface::class);
-
-		$plainSkeletonDirectory = \OC::$server->getConfig()->getSystemValueString('skeletondirectory', \OC::$SERVERROOT . '/core/skeleton');
-		$userLang = \OC::$server->get(IFactory::class)->findLanguage();
-		$skeletonDirectory = str_replace('{lang}', $userLang, $plainSkeletonDirectory);
-
-		if (!file_exists($skeletonDirectory)) {
-			$dialectStart = strpos($userLang, '_');
-			if ($dialectStart !== false) {
-				$skeletonDirectory = str_replace('{lang}', substr($userLang, 0, $dialectStart), $plainSkeletonDirectory);
-			}
-			if ($dialectStart === false || !file_exists($skeletonDirectory)) {
-				$skeletonDirectory = str_replace('{lang}', 'default', $plainSkeletonDirectory);
-			}
-			if (!file_exists($skeletonDirectory)) {
-				$skeletonDirectory = '';
-			}
-		}
-
-		$instanceId = \OC::$server->getConfig()->getSystemValue('instanceid', '');
-
-		if ($instanceId === null) {
-			throw new \RuntimeException('no instance id!');
-		}
-		$appdata = 'appdata_' . $instanceId;
-		if ($userId === $appdata) {
-			throw new \RuntimeException('username is reserved name: ' . $appdata);
-		}
-
-		if (!empty($skeletonDirectory)) {
-			$logger->debug('copying skeleton for ' . $userId . ' from ' . $skeletonDirectory . ' to ' . $userDirectory->getFullPath('/'), ['app' => 'files_skeleton']);
-			self::copyr($skeletonDirectory, $userDirectory);
-			// update the file cache
-			$userDirectory->getStorage()->getScanner()->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE);
-
-			/** @var ITemplateManager $templateManager */
-			$templateManager = \OC::$server->get(ITemplateManager::class);
-			$templateManager->initializeTemplateDirectory(null, $userId);
-		}
-	}
-
-	/**
-	 * copies a directory recursively by using streams
-	 *
-	 * @param string $source
-	 * @param \OCP\Files\Folder $target
-	 * @return void
-	 */
-	public static function copyr($source, \OCP\Files\Folder $target) {
-		$logger = \OCP\Server::get(LoggerInterface::class);
-
-		// Verify if folder exists
-		$dir = opendir($source);
-		if ($dir === false) {
-			$logger->error(sprintf('Could not opendir "%s"', $source), ['app' => 'core']);
-			return;
-		}
-
-		// Copy the files
-		while (false !== ($file = readdir($dir))) {
-			if (!\OC\Files\Filesystem::isIgnoredDir($file)) {
-				if (is_dir($source . '/' . $file)) {
-					$child = $target->newFolder($file);
-					self::copyr($source . '/' . $file, $child);
-				} else {
-					$child = $target->newFile($file);
-					$sourceStream = fopen($source . '/' . $file, 'r');
-					if ($sourceStream === false) {
-						$logger->error(sprintf('Could not fopen "%s"', $source . '/' . $file), ['app' => 'core']);
-						closedir($dir);
-						return;
-					}
-					$child->putContent($sourceStream);
-				}
-			}
-		}
-		closedir($dir);
-	}
-
-	/**
-	 * @deprecated 32.0.0 Call tearDown directly on SetupManager
-	 */
-	public static function tearDownFS(): void {
-		$setupManager = \OCP\Server::get(SetupManager::class);
-		$setupManager->tearDown();
-	}
-
-	/**
-	 * generates a path for JS/CSS files. If no application is provided it will create the path for core.
-	 *
-	 * @param string $application application to get the files from
-	 * @param string $directory directory within this application (css, js, vendor, etc)
-	 * @param ?string $file the file inside of the above folder
-	 */
-	private static function generatePath($application, $directory, $file): string {
-		if (is_null($file)) {
-			$file = $application;
-			$application = '';
-		}
-		if (!empty($application)) {
-			return "$application/$directory/$file";
-		} else {
-			return "$directory/$file";
-		}
-	}
-
-	/**
-	 * add a css file
-	 *
-	 * @param string $application application id
-	 * @param string|null $file filename
-	 * @param bool $prepend prepend the Style to the beginning of the list
-	 * @deprecated 32.0.0 Use \OCP\Util::addStyle
-	 */
-	public static function addStyle($application, $file = null, $prepend = false): void {
-		$path = OC_Util::generatePath($application, 'css', $file);
-		self::addExternalResource($application, $prepend, $path, 'style');
-	}
-
-	/**
-	 * add a css file from the vendor sub folder
-	 *
-	 * @param string $application application id
-	 * @param string|null $file filename
-	 * @param bool $prepend prepend the Style to the beginning of the list
-	 * @deprecated 32.0.0
-	 */
-	public static function addVendorStyle($application, $file = null, $prepend = false): void {
-		$path = OC_Util::generatePath($application, 'vendor', $file);
-		self::addExternalResource($application, $prepend, $path, 'style');
-	}
-
-	/**
-	 * add an external resource css/js file
-	 *
-	 * @param string $application application id
-	 * @param bool $prepend prepend the file to the beginning of the list
-	 * @param string $path
-	 * @param string $type (script or style)
-	 */
-	private static function addExternalResource($application, $prepend, $path, $type = 'script'): void {
-		if ($type === 'style') {
-			if (!in_array($path, self::$styles)) {
-				if ($prepend === true) {
-					array_unshift(self::$styles, $path);
-				} else {
-					self::$styles[] = $path;
-				}
-			}
-		}
-	}
-
-	/**
-	 * Add a custom element to the header
-	 * If $text is null then the element will be written as empty element.
-	 * So use "" to get a closing tag.
-	 * @param string $tag tag name of the element
-	 * @param array $attributes array of attributes for the element
-	 * @param string $text the text content for the element
-	 * @param bool $prepend prepend the header to the beginning of the list
-	 * @deprecated 32.0.0 Use \OCP\Util::addHeader instead
-	 */
-	public static function addHeader($tag, $attributes, $text = null, $prepend = false): void {
-		$header = [
-			'tag' => $tag,
-			'attributes' => $attributes,
-			'text' => $text
-		];
-		if ($prepend === true) {
-			array_unshift(self::$headers, $header);
-		} else {
-			self::$headers[] = $header;
-		}
-	}
-
-	/**
-	 * check if the current server configuration is suitable for ownCloud
-	 *
-	 * @return array arrays with error messages and hints
-	 */
-	public static function checkServer(\OC\SystemConfig $config) {
-		$l = \OC::$server->getL10N('lib');
-		$errors = [];
-		$CONFIG_DATADIRECTORY = $config->getValue('datadirectory', OC::$SERVERROOT . '/data');
-
-		if (!self::needUpgrade($config) && $config->getValue('installed', false)) {
-			// this check needs to be done every time
-			$errors = self::checkDataDirectoryValidity($CONFIG_DATADIRECTORY);
-		}
-
-		// Assume that if checkServer() succeeded before in this session, then all is fine.
-		if (\OC::$server->getSession()->exists('checkServer_succeeded') && \OC::$server->getSession()->get('checkServer_succeeded')) {
-			return $errors;
-		}
-
-		$webServerRestart = false;
-		$setup = \OCP\Server::get(\OC\Setup::class);
-
-		$urlGenerator = \OC::$server->getURLGenerator();
-
-		$availableDatabases = $setup->getSupportedDatabases();
-		if (empty($availableDatabases)) {
-			$errors[] = [
-				'error' => $l->t('No database drivers (sqlite, mysql, or postgresql) installed.'),
-				'hint' => '' //TODO: sane hint
-			];
-			$webServerRestart = true;
-		}
-
-		// Check if config folder is writable.
-		if (!(bool)$config->getValue('config_is_read_only', false)) {
-			if (!is_writable(OC::$configDir) or !is_readable(OC::$configDir)) {
-				$errors[] = [
-					'error' => $l->t('Cannot write into "config" directory.'),
-					'hint' => $l->t('This can usually be fixed by giving the web server write access to the config directory. See %s',
-						[ $urlGenerator->linkToDocs('admin-dir_permissions') ]) . '. '
-						. $l->t('Or, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it. See %s',
-							[ $urlGenerator->linkToDocs('admin-config') ])
-				];
-			}
-		}
-
-		// Check if there is a writable install folder.
-		if ($config->getValue('appstoreenabled', true)) {
-			if (OC_App::getInstallPath() === null
-				|| !is_writable(OC_App::getInstallPath())
-				|| !is_readable(OC_App::getInstallPath())
-			) {
-				$errors[] = [
-					'error' => $l->t('Cannot write into "apps" directory.'),
-					'hint' => $l->t('This can usually be fixed by giving the web server write access to the apps directory'
-						. ' or disabling the App Store in the config file.')
-				];
-			}
-		}
-		// Create root dir.
-		if ($config->getValue('installed', false)) {
-			if (!is_dir($CONFIG_DATADIRECTORY)) {
-				$success = @mkdir($CONFIG_DATADIRECTORY);
-				if ($success) {
-					$errors = array_merge($errors, self::checkDataDirectoryPermissions($CONFIG_DATADIRECTORY));
-				} else {
-					$errors[] = [
-						'error' => $l->t('Cannot create "data" directory.'),
-						'hint' => $l->t('This can usually be fixed by giving the web server write access to the root directory. See %s',
-							[$urlGenerator->linkToDocs('admin-dir_permissions')])
-					];
-				}
-			} elseif (!is_writable($CONFIG_DATADIRECTORY) or !is_readable($CONFIG_DATADIRECTORY)) {
-				// is_writable doesn't work for NFS mounts, so try to write a file and check if it exists.
-				$testFile = sprintf('%s/%s.tmp', $CONFIG_DATADIRECTORY, uniqid('data_dir_writability_test_'));
-				$handle = fopen($testFile, 'w');
-				if (!$handle || fwrite($handle, 'Test write operation') === false) {
-					$permissionsHint = $l->t('Permissions can usually be fixed by giving the web server write access to the root directory. See %s.',
-						[$urlGenerator->linkToDocs('admin-dir_permissions')]);
-					$errors[] = [
-						'error' => $l->t('Your data directory is not writable.'),
-						'hint' => $permissionsHint
-					];
-				} else {
-					fclose($handle);
-					unlink($testFile);
-				}
-			} else {
-				$errors = array_merge($errors, self::checkDataDirectoryPermissions($CONFIG_DATADIRECTORY));
-			}
-		}
-
-		if (!OC_Util::isSetLocaleWorking()) {
-			$errors[] = [
-				'error' => $l->t('Setting locale to %s failed.',
-					['en_US.UTF-8/fr_FR.UTF-8/es_ES.UTF-8/de_DE.UTF-8/ru_RU.UTF-8/'
-						. 'pt_BR.UTF-8/it_IT.UTF-8/ja_JP.UTF-8/zh_CN.UTF-8']),
-				'hint' => $l->t('Please install one of these locales on your system and restart your web server.')
-			];
-		}
-
-		// Contains the dependencies that should be checked against
-		// classes = class_exists
-		// functions = function_exists
-		// defined = defined
-		// ini = ini_get
-		// If the dependency is not found the missing module name is shown to the EndUser
-		// When adding new checks always verify that they pass on CI as well
-		$dependencies = [
-			'classes' => [
-				'ZipArchive' => 'zip',
-				'DOMDocument' => 'dom',
-				'XMLWriter' => 'XMLWriter',
-				'XMLReader' => 'XMLReader',
-			],
-			'functions' => [
-				'xml_parser_create' => 'libxml',
-				'mb_strcut' => 'mbstring',
-				'ctype_digit' => 'ctype',
-				'json_encode' => 'JSON',
-				'gd_info' => 'GD',
-				'gzencode' => 'zlib',
-				'simplexml_load_string' => 'SimpleXML',
-				'hash' => 'HASH Message Digest Framework',
-				'curl_init' => 'cURL',
-				'openssl_verify' => 'OpenSSL',
-			],
-			'defined' => [
-				'PDO::ATTR_DRIVER_NAME' => 'PDO'
-			],
-			'ini' => [
-				'default_charset' => 'UTF-8',
-			],
-		];
-		$missingDependencies = [];
-		$invalidIniSettings = [];
-
-		$iniWrapper = \OC::$server->get(IniGetWrapper::class);
-		foreach ($dependencies['classes'] as $class => $module) {
-			if (!class_exists($class)) {
-				$missingDependencies[] = $module;
-			}
-		}
-		foreach ($dependencies['functions'] as $function => $module) {
-			if (!function_exists($function)) {
-				$missingDependencies[] = $module;
-			}
-		}
-		foreach ($dependencies['defined'] as $defined => $module) {
-			if (!defined($defined)) {
-				$missingDependencies[] = $module;
-			}
-		}
-		foreach ($dependencies['ini'] as $setting => $expected) {
-			if (strtolower($iniWrapper->getString($setting)) !== strtolower($expected)) {
-				$invalidIniSettings[] = [$setting, $expected];
-			}
-		}
-
-		foreach ($missingDependencies as $missingDependency) {
-			$errors[] = [
-				'error' => $l->t('PHP module %s not installed.', [$missingDependency]),
-				'hint' => $l->t('Please ask your server administrator to install the module.'),
-			];
-			$webServerRestart = true;
-		}
-		foreach ($invalidIniSettings as $setting) {
-			$errors[] = [
-				'error' => $l->t('PHP setting "%s" is not set to "%s".', [$setting[0], var_export($setting[1], true)]),
-				'hint' => $l->t('Adjusting this setting in php.ini will make Nextcloud run again')
-			];
-			$webServerRestart = true;
-		}
-
-		/**
-		 * The mbstring.func_overload check can only be performed if the mbstring
-		 * module is installed as it will return null if the checking setting is
-		 * not available and thus a check on the boolean value fails.
-		 *
-		 * TODO: Should probably be implemented in the above generic dependency
-		 *       check somehow in the long-term.
-		 */
-		if ($iniWrapper->getBool('mbstring.func_overload') !== null &&
-			$iniWrapper->getBool('mbstring.func_overload') === true) {
-			$errors[] = [
-				'error' => $l->t('<code>mbstring.func_overload</code> is set to <code>%s</code> instead of the expected value <code>0</code>.', [$iniWrapper->getString('mbstring.func_overload')]),
-				'hint' => $l->t('To fix this issue set <code>mbstring.func_overload</code> to <code>0</code> in your php.ini.')
-			];
-		}
-
-		if (!self::isAnnotationsWorking()) {
-			$errors[] = [
-				'error' => $l->t('PHP is apparently set up to strip inline doc blocks. This will make several core apps inaccessible.'),
-				'hint' => $l->t('This is probably caused by a cache/accelerator such as Zend OPcache or eAccelerator.')
-			];
-		}
-
-		if (!\OC::$CLI && $webServerRestart) {
-			$errors[] = [
-				'error' => $l->t('PHP modules have been installed, but they are still listed as missing?'),
-				'hint' => $l->t('Please ask your server administrator to restart the web server.')
-			];
-		}
-
-		foreach (['secret', 'instanceid', 'passwordsalt'] as $requiredConfig) {
-			if ($config->getValue($requiredConfig, '') === '' && !\OC::$CLI && $config->getValue('installed', false)) {
-				$errors[] = [
-					'error' => $l->t('The required %s config variable is not configured in the config.php file.', [$requiredConfig]),
-					'hint' => $l->t('Please ask your server administrator to check the Nextcloud configuration.')
-				];
-			}
-		}
-
-		// Cache the result of this function
-		\OC::$server->getSession()->set('checkServer_succeeded', count($errors) == 0);
-
-		return $errors;
-	}
-
-	/**
-	 * Check for correct file permissions of data directory
-	 *
-	 * @param string $dataDirectory
-	 * @return array arrays with error messages and hints
-	 * @internal
-	 */
-	public static function checkDataDirectoryPermissions($dataDirectory) {
-		if (!\OC::$server->getConfig()->getSystemValueBool('check_data_directory_permissions', true)) {
-			return  [];
-		}
-
-		$perms = substr(decoct(@fileperms($dataDirectory)), -3);
-		if (substr($perms, -1) !== '0') {
-			chmod($dataDirectory, 0770);
-			clearstatcache();
-			$perms = substr(decoct(@fileperms($dataDirectory)), -3);
-			if ($perms[2] !== '0') {
-				$l = \OC::$server->getL10N('lib');
-				return [[
-					'error' => $l->t('Your data directory is readable by other people.'),
-					'hint' => $l->t('Please change the permissions to 0770 so that the directory cannot be listed by other people.'),
-				]];
-			}
-		}
-		return [];
-	}
-
-	/**
-	 * Check that the data directory exists and is valid by
-	 * checking the existence of the ".ncdata" file.
-	 *
-	 * @param string $dataDirectory data directory path
-	 * @return array errors found
-	 * @internal
-	 */
-	public static function checkDataDirectoryValidity($dataDirectory) {
-		$l = \OC::$server->getL10N('lib');
-		$errors = [];
-		if ($dataDirectory[0] !== '/') {
-			$errors[] = [
-				'error' => $l->t('Your data directory must be an absolute path.'),
-				'hint' => $l->t('Check the value of "datadirectory" in your configuration.')
-			];
-		}
-
-		if (!file_exists($dataDirectory . '/.ncdata')) {
-			$errors[] = [
-				'error' => $l->t('Your data directory is invalid.'),
-				'hint' => $l->t('Ensure there is a file called "%1$s" in the root of the data directory. It should have the content: "%2$s"', ['.ncdata', '# Nextcloud data directory']),
-			];
-		}
-		return $errors;
-	}
-
-	/**
-	 * Check if the user is logged in, redirects to home if not. With
-	 * redirect URL parameter to the request URI.
-	 *
-	 * @deprecated 32.0.0
-	 */
-	public static function checkLoggedIn(): void {
-		// Check if we are a user
-		if (!\OC::$server->getUserSession()->isLoggedIn()) {
-			header('Location: ' . \OC::$server->getURLGenerator()->linkToRoute(
-				'core.login.showLoginForm',
-				[
-					'redirect_url' => \OC::$server->getRequest()->getRequestUri(),
-				]
-			)
-			);
-			exit();
-		}
-		// Redirect to 2FA challenge selection if 2FA challenge was not solved yet
-		if (\OC::$server->get(TwoFactorAuthManager::class)->needsSecondFactor(\OC::$server->getUserSession()->getUser())) {
-			header('Location: ' . \OC::$server->getURLGenerator()->linkToRoute('core.TwoFactorChallenge.selectChallenge'));
-			exit();
-		}
-	}
-
-	/**
-	 * Check if the user is a admin, redirects to home if not
-	 *
-	 * @deprecated 32.0.0
-	 */
-	public static function checkAdminUser(): void {
-		self::checkLoggedIn();
-		if (!OC_User::isAdminUser(OC_User::getUser())) {
-			header('Location: ' . \OCP\Util::linkToAbsolute('', 'index.php'));
-			exit();
-		}
-	}
-
-	/**
-	 * Returns the URL of the default page
-	 * based on the system configuration and
-	 * the apps visible for the current user
-	 *
-	 * @return string URL
-	 * @deprecated 32.0.0 use IURLGenerator's linkToDefaultPageUrl directly
-	 */
-	public static function getDefaultPageUrl() {
-		/** @var IURLGenerator $urlGenerator */
-		$urlGenerator = \OC::$server->get(IURLGenerator::class);
-		return $urlGenerator->linkToDefaultPageUrl();
-	}
-
-	/**
-	 * Redirect to the user default page
-	 *
-	 * @deprecated 32.0.0
-	 */
-	public static function redirectToDefaultPage(): void {
-		$location = self::getDefaultPageUrl();
-		header('Location: ' . $location);
-		exit();
-	}
-
-	/**
-	 * get an id unique for this instance
-	 *
-	 * @return string
-	 */
-	public static function getInstanceId(): string {
-		$id = \OC::$server->getSystemConfig()->getValue('instanceid', null);
-		if (is_null($id)) {
-			// We need to guarantee at least one letter in instanceid so it can be used as the session_name
-			$id = 'oc' . \OC::$server->get(ISecureRandom::class)->generate(10, \OCP\Security\ISecureRandom::CHAR_LOWER . \OCP\Security\ISecureRandom::CHAR_DIGITS);
-			\OC::$server->getSystemConfig()->setValue('instanceid', $id);
-		}
-		return $id;
-	}
-
-	/**
-	 * Public function to sanitize HTML
-	 *
-	 * This function is used to sanitize HTML and should be applied on any
-	 * string or array of strings before displaying it on a web page.
-	 *
-	 * @param string|string[] $value
-	 * @return ($value is array ? string[] : string)
-	 * @deprecated 32.0.0 use \OCP\Util::sanitizeHTML instead
-	 */
-	public static function sanitizeHTML($value) {
-		if (is_array($value)) {
-			$value = array_map(function ($value) {
-				return self::sanitizeHTML($value);
-			}, $value);
-		} else {
-			// Specify encoding for PHP<5.4
-			$value = htmlspecialchars((string)$value, ENT_QUOTES, 'UTF-8');
-		}
-		return $value;
-	}
-
-	/**
-	 * Public function to encode url parameters
-	 *
-	 * This function is used to encode path to file before output.
-	 * Encoding is done according to RFC 3986 with one exception:
-	 * Character '/' is preserved as is.
-	 *
-	 * @param string $component part of URI to encode
-	 * @return string
-	 * @deprecated 32.0.0 use \OCP\Util::encodePath instead
-	 */
-	public static function encodePath($component) {
-		$encoded = rawurlencode($component);
-		$encoded = str_replace('%2F', '/', $encoded);
-		return $encoded;
-	}
-
-	/**
-	 * Check if current locale is non-UTF8
-	 *
-	 * @return bool
-	 */
-	private static function isNonUTF8Locale() {
-		if (function_exists('escapeshellcmd')) {
-			return escapeshellcmd('§') === '';
-		} elseif (function_exists('escapeshellarg')) {
-			return escapeshellarg('§') === '\'\'';
-		} else {
-			return preg_match('/utf-?8/i', setlocale(LC_CTYPE, 0)) === 0;
-		}
-	}
-
-	/**
-	 * Check if the setlocale call does not work. This can happen if the right
-	 * local packages are not available on the server.
-	 *
-	 * @internal
-	 */
-	public static function isSetLocaleWorking(): bool {
-		if (self::isNonUTF8Locale()) {
-			// Borrowed from \Patchwork\Utf8\Bootup::initLocale
-			setlocale(LC_ALL, 'C.UTF-8', 'C');
-			setlocale(LC_CTYPE, 'en_US.UTF-8', 'fr_FR.UTF-8', 'es_ES.UTF-8', 'de_DE.UTF-8', 'ru_RU.UTF-8', 'pt_BR.UTF-8', 'it_IT.UTF-8', 'ja_JP.UTF-8', 'zh_CN.UTF-8', '0');
-
-			// Check again
-			if (self::isNonUTF8Locale()) {
-				return false;
-			}
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if it's possible to get the inline annotations
-	 *
-	 * @internal
-	 */
-	public static function isAnnotationsWorking(): bool {
-		if (PHP_VERSION_ID >= 80300) {
-			/** @psalm-suppress UndefinedMethod */
-			$reflection = \ReflectionMethod::createFromMethodName(__METHOD__);
-		} else {
-			$reflection = new \ReflectionMethod(__METHOD__);
-		}
-		$docs = $reflection->getDocComment();
-
-		return (is_string($docs) && strlen($docs) > 50);
-	}
-
-	/**
-	 * Check if the PHP module fileinfo is loaded.
-	 *
-	 * @internal
-	 */
-	public static function fileInfoLoaded(): bool {
-		return function_exists('finfo_open');
-	}
-
-	/**
-	 * clear all levels of output buffering
-	 *
-	 * @return void
-	 */
-	public static function obEnd() {
-		while (ob_get_level()) {
-			ob_end_clean();
-		}
-	}
-
-	/**
-	 * Checks whether the server is running on Mac OS X
-	 *
-	 * @return bool true if running on Mac OS X, false otherwise
-	 */
-	public static function runningOnMac() {
-		return (strtoupper(substr(PHP_OS, 0, 6)) === 'DARWIN');
-	}
-
-	/**
-	 * Handles the case that there may not be a theme, then check if a "default"
-	 * theme exists and take that one
-	 *
-	 * @return string the theme
-	 */
-	public static function getTheme() {
-		$theme = \OC::$server->getSystemConfig()->getValue('theme', '');
-
-		if ($theme === '') {
-			if (is_dir(OC::$SERVERROOT . '/themes/default')) {
-				$theme = 'default';
-			}
-		}
-
-		return $theme;
-	}
-
-	/**
-	 * Normalize a unicode string
-	 *
-	 * @param string $value a not normalized string
-	 * @return string The normalized string or the input if the normalization failed
-	 */
-	public static function normalizeUnicode(string $value): string {
-		if (Normalizer::isNormalized($value)) {
-			return $value;
-		}
-
-		$normalizedValue = Normalizer::normalize($value);
-		if ($normalizedValue === false) {
-			\OCP\Server::get(LoggerInterface::class)->warning('normalizing failed for "' . $value . '"', ['app' => 'core']);
-			return $value;
-		}
-
-		return $normalizedValue;
-	}
-
-	/**
-	 * Check whether the instance needs to perform an upgrade,
-	 * either when the core version is higher or any app requires
-	 * an upgrade.
-	 *
-	 * @param \OC\SystemConfig $config
-	 * @return bool whether the core or any app needs an upgrade
-	 * @throws \OCP\HintException When the upgrade from the given version is not allowed
-	 * @deprecated 32.0.0 Use \OCP\Util::needUpgrade instead
-	 */
-	public static function needUpgrade(\OC\SystemConfig $config) {
-		if ($config->getValue('installed', false)) {
-			$installedVersion = $config->getValue('version', '0.0.0');
-			$currentVersion = implode('.', \OCP\Util::getVersion());
-			$versionDiff = version_compare($currentVersion, $installedVersion);
-			if ($versionDiff > 0) {
-				return true;
-			} elseif ($config->getValue('debug', false) && $versionDiff < 0) {
-				// downgrade with debug
-				$installedMajor = explode('.', $installedVersion);
-				$installedMajor = $installedMajor[0] . '.' . $installedMajor[1];
-				$currentMajor = explode('.', $currentVersion);
-				$currentMajor = $currentMajor[0] . '.' . $currentMajor[1];
-				if ($installedMajor === $currentMajor) {
-					// Same major, allow downgrade for developers
-					return true;
-				} else {
-					// downgrade attempt, throw exception
-					throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from ' . $installedVersion . ' to ' . $currentVersion . ')');
-				}
-			} elseif ($versionDiff < 0) {
-				// downgrade attempt, throw exception
-				throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from ' . $installedVersion . ' to ' . $currentVersion . ')');
-			}
-
-			// also check for upgrades for apps (independently from the user)
-			$apps = \OC_App::getEnabledApps(false, true);
-			$shouldUpgrade = false;
-			foreach ($apps as $app) {
-				if (\OC_App::shouldUpgrade($app)) {
-					$shouldUpgrade = true;
-					break;
-				}
-			}
-			return $shouldUpgrade;
-		} else {
-			return false;
-		}
-	}
+    public static $styles = [];
+    public static $headers = [];
+
+    /**
+     * Setup the file system
+     *
+     * @param string|null $user
+     * @return boolean
+     * @description configure the initial filesystem based on the configuration
+     * @suppress PhanDeprecatedFunction
+     * @suppress PhanAccessMethodInternal
+     */
+    public static function setupFS(?string $user = '') {
+        // If we are not forced to load a specific user we load the one that is logged in
+        if ($user === '') {
+            $userObject = \OC::$server->get(\OCP\IUserSession::class)->getUser();
+        } else {
+            $userObject = \OC::$server->get(\OCP\IUserManager::class)->get($user);
+        }
+
+        /** @var SetupManager $setupManager */
+        $setupManager = \OC::$server->get(SetupManager::class);
+
+        if ($userObject) {
+            $setupManager->setupForUser($userObject);
+        } else {
+            $setupManager->setupRoot();
+        }
+        return true;
+    }
+
+    /**
+     * Check if a password is required for each public link
+     *
+     * @param bool $checkGroupMembership Check group membership exclusion
+     * @return bool
+     * @deprecated 32.0.0 use OCP\Share\IManager's shareApiLinkEnforcePassword directly
+     */
+    public static function isPublicLinkPasswordRequired(bool $checkGroupMembership = true) {
+        /** @var IManager $shareManager */
+        $shareManager = \OC::$server->get(IManager::class);
+        return $shareManager->shareApiLinkEnforcePassword($checkGroupMembership);
+    }
+
+    /**
+     * check if sharing is disabled for the current user
+     * @param IConfig $config
+     * @param IGroupManager $groupManager
+     * @param IUser|null $user
+     * @return bool
+     * @deprecated 32.0.0 use OCP\Share\IManager's sharingDisabledForUser directly
+     */
+    public static function isSharingDisabledForUser(IConfig $config, IGroupManager $groupManager, $user) {
+        /** @var IManager $shareManager */
+        $shareManager = \OC::$server->get(IManager::class);
+        $userId = $user ? $user->getUID() : null;
+        return $shareManager->sharingDisabledForUser($userId);
+    }
+
+    /**
+     * check if share API enforces a default expire date
+     *
+     * @return bool
+     * @deprecated 32.0.0 use OCP\Share\IManager's shareApiLinkDefaultExpireDateEnforced directly
+     */
+    public static function isDefaultExpireDateEnforced() {
+        /** @var IManager $shareManager */
+        $shareManager = \OC::$server->get(IManager::class);
+        return $shareManager->shareApiLinkDefaultExpireDateEnforced();
+    }
+
+    /**
+     * Get the quota of a user
+     *
+     * @param IUser|null $user
+     * @return int|\OCP\Files\FileInfo::SPACE_UNLIMITED|false|float Quota bytes
+     * @deprecated 9.0.0 - Use \OCP\IUser::getQuota
+     */
+    public static function getUserQuota(?IUser $user) {
+        if (is_null($user)) {
+            return \OCP\Files\FileInfo::SPACE_UNLIMITED;
+        }
+        $userQuota = $user->getQuota();
+        if ($userQuota === 'none') {
+            return \OCP\Files\FileInfo::SPACE_UNLIMITED;
+        }
+        return \OCP\Util::computerFileSize($userQuota);
+    }
+
+    /**
+     * copies the skeleton to the users /files
+     *
+     * @param string $userId
+     * @param \OCP\Files\Folder $userDirectory
+     * @throws \OCP\Files\NotFoundException
+     * @throws \OCP\Files\NotPermittedException
+     * @suppress PhanDeprecatedFunction
+     */
+    public static function copySkeleton($userId, \OCP\Files\Folder $userDirectory) {
+        /** @var LoggerInterface $logger */
+        $logger = \OC::$server->get(LoggerInterface::class);
+
+        $plainSkeletonDirectory = \OC::$server->getConfig()->getSystemValueString('skeletondirectory', \OC::$SERVERROOT . '/core/skeleton');
+        $userLang = \OC::$server->get(IFactory::class)->findLanguage();
+        $skeletonDirectory = str_replace('{lang}', $userLang, $plainSkeletonDirectory);
+
+        if (!file_exists($skeletonDirectory)) {
+            $dialectStart = strpos($userLang, '_');
+            if ($dialectStart !== false) {
+                $skeletonDirectory = str_replace('{lang}', substr($userLang, 0, $dialectStart), $plainSkeletonDirectory);
+            }
+            if ($dialectStart === false || !file_exists($skeletonDirectory)) {
+                $skeletonDirectory = str_replace('{lang}', 'default', $plainSkeletonDirectory);
+            }
+            if (!file_exists($skeletonDirectory)) {
+                $skeletonDirectory = '';
+            }
+        }
+
+        $instanceId = \OC::$server->getConfig()->getSystemValue('instanceid', '');
+
+        if ($instanceId === null) {
+            throw new \RuntimeException('no instance id!');
+        }
+        $appdata = 'appdata_' . $instanceId;
+        if ($userId === $appdata) {
+            throw new \RuntimeException('username is reserved name: ' . $appdata);
+        }
+
+        if (!empty($skeletonDirectory)) {
+            $logger->debug('copying skeleton for ' . $userId . ' from ' . $skeletonDirectory . ' to ' . $userDirectory->getFullPath('/'), ['app' => 'files_skeleton']);
+            self::copyr($skeletonDirectory, $userDirectory);
+            // update the file cache
+            $userDirectory->getStorage()->getScanner()->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE);
+
+            /** @var ITemplateManager $templateManager */
+            $templateManager = \OC::$server->get(ITemplateManager::class);
+            $templateManager->initializeTemplateDirectory(null, $userId);
+        }
+    }
+
+    /**
+     * copies a directory recursively by using streams
+     *
+     * @param string $source
+     * @param \OCP\Files\Folder $target
+     * @return void
+     */
+    public static function copyr($source, \OCP\Files\Folder $target) {
+        $logger = \OCP\Server::get(LoggerInterface::class);
+
+        // Verify if folder exists
+        $dir = opendir($source);
+        if ($dir === false) {
+            $logger->error(sprintf('Could not opendir "%s"', $source), ['app' => 'core']);
+            return;
+        }
+
+        // Copy the files
+        while (false !== ($file = readdir($dir))) {
+            if (!\OC\Files\Filesystem::isIgnoredDir($file)) {
+                if (is_dir($source . '/' . $file)) {
+                    $child = $target->newFolder($file);
+                    self::copyr($source . '/' . $file, $child);
+                } else {
+                    $child = $target->newFile($file);
+                    $sourceStream = fopen($source . '/' . $file, 'r');
+                    if ($sourceStream === false) {
+                        $logger->error(sprintf('Could not fopen "%s"', $source . '/' . $file), ['app' => 'core']);
+                        closedir($dir);
+                        return;
+                    }
+                    $child->putContent($sourceStream);
+                }
+            }
+        }
+        closedir($dir);
+    }
+
+    /**
+     * @deprecated 32.0.0 Call tearDown directly on SetupManager
+     */
+    public static function tearDownFS(): void {
+        $setupManager = \OCP\Server::get(SetupManager::class);
+        $setupManager->tearDown();
+    }
+
+    /**
+     * generates a path for JS/CSS files. If no application is provided it will create the path for core.
+     *
+     * @param string $application application to get the files from
+     * @param string $directory directory within this application (css, js, vendor, etc)
+     * @param ?string $file the file inside of the above folder
+     */
+    private static function generatePath($application, $directory, $file): string {
+        if (is_null($file)) {
+            $file = $application;
+            $application = '';
+        }
+        if (!empty($application)) {
+            return "$application/$directory/$file";
+        } else {
+            return "$directory/$file";
+        }
+    }
+
+    /**
+     * add a css file
+     *
+     * @param string $application application id
+     * @param string|null $file filename
+     * @param bool $prepend prepend the Style to the beginning of the list
+     * @deprecated 32.0.0 Use \OCP\Util::addStyle
+     */
+    public static function addStyle($application, $file = null, $prepend = false): void {
+        $path = OC_Util::generatePath($application, 'css', $file);
+        self::addExternalResource($application, $prepend, $path, 'style');
+    }
+
+    /**
+     * add a css file from the vendor sub folder
+     *
+     * @param string $application application id
+     * @param string|null $file filename
+     * @param bool $prepend prepend the Style to the beginning of the list
+     * @deprecated 32.0.0
+     */
+    public static function addVendorStyle($application, $file = null, $prepend = false): void {
+        $path = OC_Util::generatePath($application, 'vendor', $file);
+        self::addExternalResource($application, $prepend, $path, 'style');
+    }
+
+    /**
+     * add an external resource css/js file
+     *
+     * @param string $application application id
+     * @param bool $prepend prepend the file to the beginning of the list
+     * @param string $path
+     * @param string $type (script or style)
+     */
+    private static function addExternalResource($application, $prepend, $path, $type = 'script'): void {
+        if ($type === 'style') {
+            if (!in_array($path, self::$styles)) {
+                if ($prepend === true) {
+                    array_unshift(self::$styles, $path);
+                } else {
+                    self::$styles[] = $path;
+                }
+            }
+        }
+    }
+
+    /**
+     * Add a custom element to the header
+     * If $text is null then the element will be written as empty element.
+     * So use "" to get a closing tag.
+     * @param string $tag tag name of the element
+     * @param array $attributes array of attributes for the element
+     * @param string $text the text content for the element
+     * @param bool $prepend prepend the header to the beginning of the list
+     * @deprecated 32.0.0 Use \OCP\Util::addHeader instead
+     */
+    public static function addHeader($tag, $attributes, $text = null, $prepend = false): void {
+        $header = [
+            'tag' => $tag,
+            'attributes' => $attributes,
+            'text' => $text
+        ];
+        if ($prepend === true) {
+            array_unshift(self::$headers, $header);
+        } else {
+            self::$headers[] = $header;
+        }
+    }
+
+    /**
+     * check if the current server configuration is suitable for ownCloud
+     *
+     * @return array arrays with error messages and hints
+     */
+    public static function checkServer(\OC\SystemConfig $config) {
+        $l = \OC::$server->getL10N('lib');
+        $errors = [];
+        $CONFIG_DATADIRECTORY = $config->getValue('datadirectory', OC::$SERVERROOT . '/data');
+
+        if (!self::needUpgrade($config) && $config->getValue('installed', false)) {
+            // this check needs to be done every time
+            $errors = self::checkDataDirectoryValidity($CONFIG_DATADIRECTORY);
+        }
+
+        // Assume that if checkServer() succeeded before in this session, then all is fine.
+        if (\OC::$server->getSession()->exists('checkServer_succeeded') && \OC::$server->getSession()->get('checkServer_succeeded')) {
+            return $errors;
+        }
+
+        $webServerRestart = false;
+        $setup = \OCP\Server::get(\OC\Setup::class);
+
+        $urlGenerator = \OC::$server->getURLGenerator();
+
+        $availableDatabases = $setup->getSupportedDatabases();
+        if (empty($availableDatabases)) {
+            $errors[] = [
+                'error' => $l->t('No database drivers (sqlite, mysql, or postgresql) installed.'),
+                'hint' => '' //TODO: sane hint
+            ];
+            $webServerRestart = true;
+        }
+
+        // Check if config folder is writable.
+        if (!(bool)$config->getValue('config_is_read_only', false)) {
+            if (!is_writable(OC::$configDir) or !is_readable(OC::$configDir)) {
+                $errors[] = [
+                    'error' => $l->t('Cannot write into "config" directory.'),
+                    'hint' => $l->t('This can usually be fixed by giving the web server write access to the config directory. See %s',
+                        [ $urlGenerator->linkToDocs('admin-dir_permissions') ]) . '. '
+                        . $l->t('Or, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it. See %s',
+                            [ $urlGenerator->linkToDocs('admin-config') ])
+                ];
+            }
+        }
+
+        // Check if there is a writable install folder.
+        if ($config->getValue('appstoreenabled', true)) {
+            if (OC_App::getInstallPath() === null
+                || !is_writable(OC_App::getInstallPath())
+                || !is_readable(OC_App::getInstallPath())
+            ) {
+                $errors[] = [
+                    'error' => $l->t('Cannot write into "apps" directory.'),
+                    'hint' => $l->t('This can usually be fixed by giving the web server write access to the apps directory'
+                        . ' or disabling the App Store in the config file.')
+                ];
+            }
+        }
+        // Create root dir.
+        if ($config->getValue('installed', false)) {
+            if (!is_dir($CONFIG_DATADIRECTORY)) {
+                $success = @mkdir($CONFIG_DATADIRECTORY);
+                if ($success) {
+                    $errors = array_merge($errors, self::checkDataDirectoryPermissions($CONFIG_DATADIRECTORY));
+                } else {
+                    $errors[] = [
+                        'error' => $l->t('Cannot create "data" directory.'),
+                        'hint' => $l->t('This can usually be fixed by giving the web server write access to the root directory. See %s',
+                            [$urlGenerator->linkToDocs('admin-dir_permissions')])
+                    ];
+                }
+            } elseif (!is_writable($CONFIG_DATADIRECTORY) or !is_readable($CONFIG_DATADIRECTORY)) {
+                // is_writable doesn't work for NFS mounts, so try to write a file and check if it exists.
+                $testFile = sprintf('%s/%s.tmp', $CONFIG_DATADIRECTORY, uniqid('data_dir_writability_test_'));
+                $handle = fopen($testFile, 'w');
+                if (!$handle || fwrite($handle, 'Test write operation') === false) {
+                    $permissionsHint = $l->t('Permissions can usually be fixed by giving the web server write access to the root directory. See %s.',
+                        [$urlGenerator->linkToDocs('admin-dir_permissions')]);
+                    $errors[] = [
+                        'error' => $l->t('Your data directory is not writable.'),
+                        'hint' => $permissionsHint
+                    ];
+                } else {
+                    fclose($handle);
+                    unlink($testFile);
+                }
+            } else {
+                $errors = array_merge($errors, self::checkDataDirectoryPermissions($CONFIG_DATADIRECTORY));
+            }
+        }
+
+        if (!OC_Util::isSetLocaleWorking()) {
+            $errors[] = [
+                'error' => $l->t('Setting locale to %s failed.',
+                    ['en_US.UTF-8/fr_FR.UTF-8/es_ES.UTF-8/de_DE.UTF-8/ru_RU.UTF-8/'
+                        . 'pt_BR.UTF-8/it_IT.UTF-8/ja_JP.UTF-8/zh_CN.UTF-8']),
+                'hint' => $l->t('Please install one of these locales on your system and restart your web server.')
+            ];
+        }
+
+        // Contains the dependencies that should be checked against
+        // classes = class_exists
+        // functions = function_exists
+        // defined = defined
+        // ini = ini_get
+        // If the dependency is not found the missing module name is shown to the EndUser
+        // When adding new checks always verify that they pass on CI as well
+        $dependencies = [
+            'classes' => [
+                'ZipArchive' => 'zip',
+                'DOMDocument' => 'dom',
+                'XMLWriter' => 'XMLWriter',
+                'XMLReader' => 'XMLReader',
+            ],
+            'functions' => [
+                'xml_parser_create' => 'libxml',
+                'mb_strcut' => 'mbstring',
+                'ctype_digit' => 'ctype',
+                'json_encode' => 'JSON',
+                'gd_info' => 'GD',
+                'gzencode' => 'zlib',
+                'simplexml_load_string' => 'SimpleXML',
+                'hash' => 'HASH Message Digest Framework',
+                'curl_init' => 'cURL',
+                'openssl_verify' => 'OpenSSL',
+            ],
+            'defined' => [
+                'PDO::ATTR_DRIVER_NAME' => 'PDO'
+            ],
+            'ini' => [
+                'default_charset' => 'UTF-8',
+            ],
+        ];
+        $missingDependencies = [];
+        $invalidIniSettings = [];
+
+        $iniWrapper = \OC::$server->get(IniGetWrapper::class);
+        foreach ($dependencies['classes'] as $class => $module) {
+            if (!class_exists($class)) {
+                $missingDependencies[] = $module;
+            }
+        }
+        foreach ($dependencies['functions'] as $function => $module) {
+            if (!function_exists($function)) {
+                $missingDependencies[] = $module;
+            }
+        }
+        foreach ($dependencies['defined'] as $defined => $module) {
+            if (!defined($defined)) {
+                $missingDependencies[] = $module;
+            }
+        }
+        foreach ($dependencies['ini'] as $setting => $expected) {
+            if (strtolower($iniWrapper->getString($setting)) !== strtolower($expected)) {
+                $invalidIniSettings[] = [$setting, $expected];
+            }
+        }
+
+        foreach ($missingDependencies as $missingDependency) {
+            $errors[] = [
+                'error' => $l->t('PHP module %s not installed.', [$missingDependency]),
+                'hint' => $l->t('Please ask your server administrator to install the module.'),
+            ];
+            $webServerRestart = true;
+        }
+        foreach ($invalidIniSettings as $setting) {
+            $errors[] = [
+                'error' => $l->t('PHP setting "%s" is not set to "%s".', [$setting[0], var_export($setting[1], true)]),
+                'hint' => $l->t('Adjusting this setting in php.ini will make Nextcloud run again')
+            ];
+            $webServerRestart = true;
+        }
+
+        /**
+         * The mbstring.func_overload check can only be performed if the mbstring
+         * module is installed as it will return null if the checking setting is
+         * not available and thus a check on the boolean value fails.
+         *
+         * TODO: Should probably be implemented in the above generic dependency
+         *       check somehow in the long-term.
+         */
+        if ($iniWrapper->getBool('mbstring.func_overload') !== null &&
+            $iniWrapper->getBool('mbstring.func_overload') === true) {
+            $errors[] = [
+                'error' => $l->t('<code>mbstring.func_overload</code> is set to <code>%s</code> instead of the expected value <code>0</code>.', [$iniWrapper->getString('mbstring.func_overload')]),
+                'hint' => $l->t('To fix this issue set <code>mbstring.func_overload</code> to <code>0</code> in your php.ini.')
+            ];
+        }
+
+        if (!self::isAnnotationsWorking()) {
+            $errors[] = [
+                'error' => $l->t('PHP is apparently set up to strip inline doc blocks. This will make several core apps inaccessible.'),
+                'hint' => $l->t('This is probably caused by a cache/accelerator such as Zend OPcache or eAccelerator.')
+            ];
+        }
+
+        if (!\OC::$CLI && $webServerRestart) {
+            $errors[] = [
+                'error' => $l->t('PHP modules have been installed, but they are still listed as missing?'),
+                'hint' => $l->t('Please ask your server administrator to restart the web server.')
+            ];
+        }
+
+        foreach (['secret', 'instanceid', 'passwordsalt'] as $requiredConfig) {
+            if ($config->getValue($requiredConfig, '') === '' && !\OC::$CLI && $config->getValue('installed', false)) {
+                $errors[] = [
+                    'error' => $l->t('The required %s config variable is not configured in the config.php file.', [$requiredConfig]),
+                    'hint' => $l->t('Please ask your server administrator to check the Nextcloud configuration.')
+                ];
+            }
+        }
+
+        // Cache the result of this function
+        \OC::$server->getSession()->set('checkServer_succeeded', count($errors) == 0);
+
+        return $errors;
+    }
+
+    /**
+     * Check for correct file permissions of data directory
+     *
+     * @param string $dataDirectory
+     * @return array arrays with error messages and hints
+     * @internal
+     */
+    public static function checkDataDirectoryPermissions($dataDirectory) {
+        if (!\OC::$server->getConfig()->getSystemValueBool('check_data_directory_permissions', true)) {
+            return  [];
+        }
+
+        $perms = substr(decoct(@fileperms($dataDirectory)), -3);
+        if (substr($perms, -1) !== '0') {
+            chmod($dataDirectory, 0770);
+            clearstatcache();
+            $perms = substr(decoct(@fileperms($dataDirectory)), -3);
+            if ($perms[2] !== '0') {
+                $l = \OC::$server->getL10N('lib');
+                return [[
+                    'error' => $l->t('Your data directory is readable by other people.'),
+                    'hint' => $l->t('Please change the permissions to 0770 so that the directory cannot be listed by other people.'),
+                ]];
+            }
+        }
+        return [];
+    }
+
+    /**
+     * Check that the data directory exists and is valid by
+     * checking the existence of the ".ncdata" file.
+     *
+     * @param string $dataDirectory data directory path
+     * @return array errors found
+     * @internal
+     */
+    public static function checkDataDirectoryValidity($dataDirectory) {
+        $l = \OC::$server->getL10N('lib');
+        $errors = [];
+        if ($dataDirectory[0] !== '/') {
+            $errors[] = [
+                'error' => $l->t('Your data directory must be an absolute path.'),
+                'hint' => $l->t('Check the value of "datadirectory" in your configuration.')
+            ];
+        }
+
+        if (!file_exists($dataDirectory . '/.ncdata')) {
+            $errors[] = [
+                'error' => $l->t('Your data directory is invalid.'),
+                'hint' => $l->t('Ensure there is a file called "%1$s" in the root of the data directory. It should have the content: "%2$s"', ['.ncdata', '# Nextcloud data directory']),
+            ];
+        }
+        return $errors;
+    }
+
+    /**
+     * Check if the user is logged in, redirects to home if not. With
+     * redirect URL parameter to the request URI.
+     *
+     * @deprecated 32.0.0
+     */
+    public static function checkLoggedIn(): void {
+        // Check if we are a user
+        if (!\OC::$server->getUserSession()->isLoggedIn()) {
+            header('Location: ' . \OC::$server->getURLGenerator()->linkToRoute(
+                'core.login.showLoginForm',
+                [
+                    'redirect_url' => \OC::$server->getRequest()->getRequestUri(),
+                ]
+            )
+            );
+            exit();
+        }
+        // Redirect to 2FA challenge selection if 2FA challenge was not solved yet
+        if (\OC::$server->get(TwoFactorAuthManager::class)->needsSecondFactor(\OC::$server->getUserSession()->getUser())) {
+            header('Location: ' . \OC::$server->getURLGenerator()->linkToRoute('core.TwoFactorChallenge.selectChallenge'));
+            exit();
+        }
+    }
+
+    /**
+     * Check if the user is a admin, redirects to home if not
+     *
+     * @deprecated 32.0.0
+     */
+    public static function checkAdminUser(): void {
+        self::checkLoggedIn();
+        if (!OC_User::isAdminUser(OC_User::getUser())) {
+            header('Location: ' . \OCP\Util::linkToAbsolute('', 'index.php'));
+            exit();
+        }
+    }
+
+    /**
+     * Returns the URL of the default page
+     * based on the system configuration and
+     * the apps visible for the current user
+     *
+     * @return string URL
+     * @deprecated 32.0.0 use IURLGenerator's linkToDefaultPageUrl directly
+     */
+    public static function getDefaultPageUrl() {
+        /** @var IURLGenerator $urlGenerator */
+        $urlGenerator = \OC::$server->get(IURLGenerator::class);
+        return $urlGenerator->linkToDefaultPageUrl();
+    }
+
+    /**
+     * Redirect to the user default page
+     *
+     * @deprecated 32.0.0
+     */
+    public static function redirectToDefaultPage(): void {
+        $location = self::getDefaultPageUrl();
+        header('Location: ' . $location);
+        exit();
+    }
+
+    /**
+     * get an id unique for this instance
+     *
+     * @return string
+     */
+    public static function getInstanceId(): string {
+        $id = \OC::$server->getSystemConfig()->getValue('instanceid', null);
+        if (is_null($id)) {
+            // We need to guarantee at least one letter in instanceid so it can be used as the session_name
+            $id = 'oc' . \OC::$server->get(ISecureRandom::class)->generate(10, \OCP\Security\ISecureRandom::CHAR_LOWER . \OCP\Security\ISecureRandom::CHAR_DIGITS);
+            \OC::$server->getSystemConfig()->setValue('instanceid', $id);
+        }
+        return $id;
+    }
+
+    /**
+     * Public function to sanitize HTML
+     *
+     * This function is used to sanitize HTML and should be applied on any
+     * string or array of strings before displaying it on a web page.
+     *
+     * @param string|string[] $value
+     * @return ($value is array ? string[] : string)
+     * @deprecated 32.0.0 use \OCP\Util::sanitizeHTML instead
+     */
+    public static function sanitizeHTML($value) {
+        if (is_array($value)) {
+            $value = array_map(function ($value) {
+                return self::sanitizeHTML($value);
+            }, $value);
+        } else {
+            // Specify encoding for PHP<5.4
+            $value = htmlspecialchars((string)$value, ENT_QUOTES, 'UTF-8');
+        }
+        return $value;
+    }
+
+    /**
+     * Public function to encode url parameters
+     *
+     * This function is used to encode path to file before output.
+     * Encoding is done according to RFC 3986 with one exception:
+     * Character '/' is preserved as is.
+     *
+     * @param string $component part of URI to encode
+     * @return string
+     * @deprecated 32.0.0 use \OCP\Util::encodePath instead
+     */
+    public static function encodePath($component) {
+        $encoded = rawurlencode($component);
+        $encoded = str_replace('%2F', '/', $encoded);
+        return $encoded;
+    }
+
+    /**
+     * Check if current locale is non-UTF8
+     *
+     * @return bool
+     */
+    private static function isNonUTF8Locale() {
+        if (function_exists('escapeshellcmd')) {
+            return escapeshellcmd('§') === '';
+        } elseif (function_exists('escapeshellarg')) {
+            return escapeshellarg('§') === '\'\'';
+        } else {
+            return preg_match('/utf-?8/i', setlocale(LC_CTYPE, 0)) === 0;
+        }
+    }
+
+    /**
+     * Check if the setlocale call does not work. This can happen if the right
+     * local packages are not available on the server.
+     *
+     * @internal
+     */
+    public static function isSetLocaleWorking(): bool {
+        if (self::isNonUTF8Locale()) {
+            // Borrowed from \Patchwork\Utf8\Bootup::initLocale
+            setlocale(LC_ALL, 'C.UTF-8', 'C');
+            setlocale(LC_CTYPE, 'en_US.UTF-8', 'fr_FR.UTF-8', 'es_ES.UTF-8', 'de_DE.UTF-8', 'ru_RU.UTF-8', 'pt_BR.UTF-8', 'it_IT.UTF-8', 'ja_JP.UTF-8', 'zh_CN.UTF-8', '0');
+
+            // Check again
+            if (self::isNonUTF8Locale()) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if it's possible to get the inline annotations
+     *
+     * @internal
+     */
+    public static function isAnnotationsWorking(): bool {
+        if (PHP_VERSION_ID >= 80300) {
+            /** @psalm-suppress UndefinedMethod */
+            $reflection = \ReflectionMethod::createFromMethodName(__METHOD__);
+        } else {
+            $reflection = new \ReflectionMethod(__METHOD__);
+        }
+        $docs = $reflection->getDocComment();
+
+        return (is_string($docs) && strlen($docs) > 50);
+    }
+
+    /**
+     * Check if the PHP module fileinfo is loaded.
+     *
+     * @internal
+     */
+    public static function fileInfoLoaded(): bool {
+        return function_exists('finfo_open');
+    }
+
+    /**
+     * clear all levels of output buffering
+     *
+     * @return void
+     */
+    public static function obEnd() {
+        while (ob_get_level()) {
+            ob_end_clean();
+        }
+    }
+
+    /**
+     * Checks whether the server is running on Mac OS X
+     *
+     * @return bool true if running on Mac OS X, false otherwise
+     */
+    public static function runningOnMac() {
+        return (strtoupper(substr(PHP_OS, 0, 6)) === 'DARWIN');
+    }
+
+    /**
+     * Handles the case that there may not be a theme, then check if a "default"
+     * theme exists and take that one
+     *
+     * @return string the theme
+     */
+    public static function getTheme() {
+        $theme = \OC::$server->getSystemConfig()->getValue('theme', '');
+
+        if ($theme === '') {
+            if (is_dir(OC::$SERVERROOT . '/themes/default')) {
+                $theme = 'default';
+            }
+        }
+
+        return $theme;
+    }
+
+    /**
+     * Normalize a unicode string
+     *
+     * @param string $value a not normalized string
+     * @return string The normalized string or the input if the normalization failed
+     */
+    public static function normalizeUnicode(string $value): string {
+        if (Normalizer::isNormalized($value)) {
+            return $value;
+        }
+
+        $normalizedValue = Normalizer::normalize($value);
+        if ($normalizedValue === false) {
+            \OCP\Server::get(LoggerInterface::class)->warning('normalizing failed for "' . $value . '"', ['app' => 'core']);
+            return $value;
+        }
+
+        return $normalizedValue;
+    }
+
+    /**
+     * Check whether the instance needs to perform an upgrade,
+     * either when the core version is higher or any app requires
+     * an upgrade.
+     *
+     * @param \OC\SystemConfig $config
+     * @return bool whether the core or any app needs an upgrade
+     * @throws \OCP\HintException When the upgrade from the given version is not allowed
+     * @deprecated 32.0.0 Use \OCP\Util::needUpgrade instead
+     */
+    public static function needUpgrade(\OC\SystemConfig $config) {
+        if ($config->getValue('installed', false)) {
+            $installedVersion = $config->getValue('version', '0.0.0');
+            $currentVersion = implode('.', \OCP\Util::getVersion());
+            $versionDiff = version_compare($currentVersion, $installedVersion);
+            if ($versionDiff > 0) {
+                return true;
+            } elseif ($config->getValue('debug', false) && $versionDiff < 0) {
+                // downgrade with debug
+                $installedMajor = explode('.', $installedVersion);
+                $installedMajor = $installedMajor[0] . '.' . $installedMajor[1];
+                $currentMajor = explode('.', $currentVersion);
+                $currentMajor = $currentMajor[0] . '.' . $currentMajor[1];
+                if ($installedMajor === $currentMajor) {
+                    // Same major, allow downgrade for developers
+                    return true;
+                } else {
+                    // downgrade attempt, throw exception
+                    throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from ' . $installedVersion . ' to ' . $currentVersion . ')');
+                }
+            } elseif ($versionDiff < 0) {
+                // downgrade attempt, throw exception
+                throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from ' . $installedVersion . ' to ' . $currentVersion . ')');
+            }
+
+            // also check for upgrades for apps (independently from the user)
+            $apps = \OC_App::getEnabledApps(false, true);
+            $shouldUpgrade = false;
+            foreach ($apps as $app) {
+                if (\OC_App::shouldUpgrade($app)) {
+                    $shouldUpgrade = true;
+                    break;
+                }
+            }
+            return $shouldUpgrade;
+        } else {
+            return false;
+        }
+    }
 }

Spacing +26 added lines, -26 removed lines

@@ -124,7 +124,7 @@ 
 		/** @var LoggerInterface $logger */
 		$logger = \OC::$server->get(LoggerInterface::class);
 
-		$plainSkeletonDirectory = \OC::$server->getConfig()->getSystemValueString('skeletondirectory', \OC::$SERVERROOT . '/core/skeleton');
+		$plainSkeletonDirectory = \OC::$server->getConfig()->getSystemValueString('skeletondirectory', \OC::$SERVERROOT.'/core/skeleton');
 		$userLang = \OC::$server->get(IFactory::class)->findLanguage();
 		$skeletonDirectory = str_replace('{lang}', $userLang, $plainSkeletonDirectory);
 
@@ -146,13 +146,13 @@ 
 		if ($instanceId === null) {
 			throw new \RuntimeException('no instance id!');
 		}
-		$appdata = 'appdata_' . $instanceId;
+		$appdata = 'appdata_'.$instanceId;
 		if ($userId === $appdata) {
-			throw new \RuntimeException('username is reserved name: ' . $appdata);
+			throw new \RuntimeException('username is reserved name: '.$appdata);
 		}
 
 		if (!empty($skeletonDirectory)) {
-			$logger->debug('copying skeleton for ' . $userId . ' from ' . $skeletonDirectory . ' to ' . $userDirectory->getFullPath('/'), ['app' => 'files_skeleton']);
+			$logger->debug('copying skeleton for '.$userId.' from '.$skeletonDirectory.' to '.$userDirectory->getFullPath('/'), ['app' => 'files_skeleton']);
 			self::copyr($skeletonDirectory, $userDirectory);
 			// update the file cache
 			$userDirectory->getStorage()->getScanner()->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE);
@@ -183,14 +183,14 @@ 
 		// Copy the files
 		while (false !== ($file = readdir($dir))) {
 			if (!\OC\Files\Filesystem::isIgnoredDir($file)) {
-				if (is_dir($source . '/' . $file)) {
+				if (is_dir($source.'/'.$file)) {
 					$child = $target->newFolder($file);
-					self::copyr($source . '/' . $file, $child);
+					self::copyr($source.'/'.$file, $child);
 				} else {
 					$child = $target->newFile($file);
-					$sourceStream = fopen($source . '/' . $file, 'r');
+					$sourceStream = fopen($source.'/'.$file, 'r');
 					if ($sourceStream === false) {
-						$logger->error(sprintf('Could not fopen "%s"', $source . '/' . $file), ['app' => 'core']);
+						$logger->error(sprintf('Could not fopen "%s"', $source.'/'.$file), ['app' => 'core']);
 						closedir($dir);
 						return;
 					}
@@ -305,7 +305,7 @@ 
 	public static function checkServer(\OC\SystemConfig $config) {
 		$l = \OC::$server->getL10N('lib');
 		$errors = [];
-		$CONFIG_DATADIRECTORY = $config->getValue('datadirectory', OC::$SERVERROOT . '/data');
+		$CONFIG_DATADIRECTORY = $config->getValue('datadirectory', OC::$SERVERROOT.'/data');
 
 		if (!self::needUpgrade($config) && $config->getValue('installed', false)) {
 			// this check needs to be done every time
@@ -332,14 +332,14 @@ 
 		}
 
 		// Check if config folder is writable.
-		if (!(bool)$config->getValue('config_is_read_only', false)) {
+		if (!(bool) $config->getValue('config_is_read_only', false)) {
 			if (!is_writable(OC::$configDir) or !is_readable(OC::$configDir)) {
 				$errors[] = [
 					'error' => $l->t('Cannot write into "config" directory.'),
 					'hint' => $l->t('This can usually be fixed by giving the web server write access to the config directory. See %s',
-						[ $urlGenerator->linkToDocs('admin-dir_permissions') ]) . '. '
+						[$urlGenerator->linkToDocs('admin-dir_permissions')]).'. '
 						. $l->t('Or, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it. See %s',
-							[ $urlGenerator->linkToDocs('admin-config') ])
+							[$urlGenerator->linkToDocs('admin-config')])
 				];
 			}
 		}
@@ -563,7 +563,7 @@ 
 			];
 		}
 
-		if (!file_exists($dataDirectory . '/.ncdata')) {
+		if (!file_exists($dataDirectory.'/.ncdata')) {
 			$errors[] = [
 				'error' => $l->t('Your data directory is invalid.'),
 				'hint' => $l->t('Ensure there is a file called "%1$s" in the root of the data directory. It should have the content: "%2$s"', ['.ncdata', '# Nextcloud data directory']),
@@ -581,7 +581,7 @@ 
 	public static function checkLoggedIn(): void {
 		// Check if we are a user
 		if (!\OC::$server->getUserSession()->isLoggedIn()) {
-			header('Location: ' . \OC::$server->getURLGenerator()->linkToRoute(
+			header('Location: '.\OC::$server->getURLGenerator()->linkToRoute(
 				'core.login.showLoginForm',
 				[
 					'redirect_url' => \OC::$server->getRequest()->getRequestUri(),
@@ -592,7 +592,7 @@ 
 		}
 		// Redirect to 2FA challenge selection if 2FA challenge was not solved yet
 		if (\OC::$server->get(TwoFactorAuthManager::class)->needsSecondFactor(\OC::$server->getUserSession()->getUser())) {
-			header('Location: ' . \OC::$server->getURLGenerator()->linkToRoute('core.TwoFactorChallenge.selectChallenge'));
+			header('Location: '.\OC::$server->getURLGenerator()->linkToRoute('core.TwoFactorChallenge.selectChallenge'));
 			exit();
 		}
 	}
@@ -605,7 +605,7 @@ 
 	public static function checkAdminUser(): void {
 		self::checkLoggedIn();
 		if (!OC_User::isAdminUser(OC_User::getUser())) {
-			header('Location: ' . \OCP\Util::linkToAbsolute('', 'index.php'));
+			header('Location: '.\OCP\Util::linkToAbsolute('', 'index.php'));
 			exit();
 		}
 	}
@@ -631,7 +631,7 @@ 
 	 */
 	public static function redirectToDefaultPage(): void {
 		$location = self::getDefaultPageUrl();
-		header('Location: ' . $location);
+		header('Location: '.$location);
 		exit();
 	}
 
@@ -644,7 +644,7 @@ 
 		$id = \OC::$server->getSystemConfig()->getValue('instanceid', null);
 		if (is_null($id)) {
 			// We need to guarantee at least one letter in instanceid so it can be used as the session_name
-			$id = 'oc' . \OC::$server->get(ISecureRandom::class)->generate(10, \OCP\Security\ISecureRandom::CHAR_LOWER . \OCP\Security\ISecureRandom::CHAR_DIGITS);
+			$id = 'oc'.\OC::$server->get(ISecureRandom::class)->generate(10, \OCP\Security\ISecureRandom::CHAR_LOWER.\OCP\Security\ISecureRandom::CHAR_DIGITS);
 			\OC::$server->getSystemConfig()->setValue('instanceid', $id);
 		}
 		return $id;
@@ -662,12 +662,12 @@ 
 	 */
 	public static function sanitizeHTML($value) {
 		if (is_array($value)) {
-			$value = array_map(function ($value) {
+			$value = array_map(function($value) {
 				return self::sanitizeHTML($value);
 			}, $value);
 		} else {
 			// Specify encoding for PHP<5.4
-			$value = htmlspecialchars((string)$value, ENT_QUOTES, 'UTF-8');
+			$value = htmlspecialchars((string) $value, ENT_QUOTES, 'UTF-8');
 		}
 		return $value;
 	}
@@ -781,7 +781,7 @@ 
 		$theme = \OC::$server->getSystemConfig()->getValue('theme', '');
 
 		if ($theme === '') {
-			if (is_dir(OC::$SERVERROOT . '/themes/default')) {
+			if (is_dir(OC::$SERVERROOT.'/themes/default')) {
 				$theme = 'default';
 			}
 		}
@@ -802,7 +802,7 @@ 
 
 		$normalizedValue = Normalizer::normalize($value);
 		if ($normalizedValue === false) {
-			\OCP\Server::get(LoggerInterface::class)->warning('normalizing failed for "' . $value . '"', ['app' => 'core']);
+			\OCP\Server::get(LoggerInterface::class)->warning('normalizing failed for "'.$value.'"', ['app' => 'core']);
 			return $value;
 		}
 
@@ -829,19 +829,19 @@ 
 			} elseif ($config->getValue('debug', false) && $versionDiff < 0) {
 				// downgrade with debug
 				$installedMajor = explode('.', $installedVersion);
-				$installedMajor = $installedMajor[0] . '.' . $installedMajor[1];
+				$installedMajor = $installedMajor[0].'.'.$installedMajor[1];
 				$currentMajor = explode('.', $currentVersion);
-				$currentMajor = $currentMajor[0] . '.' . $currentMajor[1];
+				$currentMajor = $currentMajor[0].'.'.$currentMajor[1];
 				if ($installedMajor === $currentMajor) {
 					// Same major, allow downgrade for developers
 					return true;
 				} else {
 					// downgrade attempt, throw exception
-					throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from ' . $installedVersion . ' to ' . $currentVersion . ')');
+					throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from '.$installedVersion.' to '.$currentVersion.')');
 				}
 			} elseif ($versionDiff < 0) {
 				// downgrade attempt, throw exception
-				throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from ' . $installedVersion . ' to ' . $currentVersion . ')');
+				throw new \OCP\HintException('Downgrading is not supported and is likely to cause unpredictable issues (from '.$installedVersion.' to '.$currentVersion.')');
 			}
 
 			// also check for upgrades for apps (independently from the user)

lib/base.php

Indentation +1150 added lines, -1150 removed lines

@@ -39,1156 +39,1156 @@
  * OC_autoload!
  */
 class OC {
-	/**
-	 * Associative array for autoloading. classname => filename
-	 */
-	public static array $CLASSPATH = [];
-	/**
-	 * The installation path for Nextcloud  on the server (e.g. /srv/http/nextcloud)
-	 */
-	public static string $SERVERROOT = '';
-	/**
-	 * the current request path relative to the Nextcloud root (e.g. files/index.php)
-	 */
-	private static string $SUBURI = '';
-	/**
-	 * the Nextcloud root path for http requests (e.g. /nextcloud)
-	 */
-	public static string $WEBROOT = '';
-	/**
-	 * The installation path array of the apps folder on the server (e.g. /srv/http/nextcloud) 'path' and
-	 * web path in 'url'
-	 */
-	public static array $APPSROOTS = [];
-
-	public static string $configDir;
-
-	/**
-	 * requested app
-	 */
-	public static string $REQUESTEDAPP = '';
-
-	/**
-	 * check if Nextcloud runs in cli mode
-	 */
-	public static bool $CLI = false;
-
-	public static \OC\Autoloader $loader;
-
-	public static \Composer\Autoload\ClassLoader $composerAutoloader;
-
-	public static \OC\Server $server;
-
-	private static \OC\Config $config;
-
-	/**
-	 * @throws \RuntimeException when the 3rdparty directory is missing or
-	 *                           the app path list is empty or contains an invalid path
-	 */
-	public static function initPaths(): void {
-		if (defined('PHPUNIT_CONFIG_DIR')) {
-			self::$configDir = OC::$SERVERROOT . '/' . PHPUNIT_CONFIG_DIR . '/';
-		} elseif (defined('PHPUNIT_RUN') and PHPUNIT_RUN and is_dir(OC::$SERVERROOT . '/tests/config/')) {
-			self::$configDir = OC::$SERVERROOT . '/tests/config/';
-		} elseif ($dir = getenv('NEXTCLOUD_CONFIG_DIR')) {
-			self::$configDir = rtrim($dir, '/') . '/';
-		} else {
-			self::$configDir = OC::$SERVERROOT . '/config/';
-		}
-		self::$config = new \OC\Config(self::$configDir);
-
-		OC::$SUBURI = str_replace('\\', '/', substr(realpath($_SERVER['SCRIPT_FILENAME'] ?? ''), strlen(OC::$SERVERROOT)));
-		/**
-		 * FIXME: The following lines are required because we can't yet instantiate
-		 *        Server::get(\OCP\IRequest::class) since \OC::$server does not yet exist.
-		 */
-		$params = [
-			'server' => [
-				'SCRIPT_NAME' => $_SERVER['SCRIPT_NAME'] ?? null,
-				'SCRIPT_FILENAME' => $_SERVER['SCRIPT_FILENAME'] ?? null,
-			],
-		];
-		if (isset($_SERVER['REMOTE_ADDR'])) {
-			$params['server']['REMOTE_ADDR'] = $_SERVER['REMOTE_ADDR'];
-		}
-		$fakeRequest = new \OC\AppFramework\Http\Request(
-			$params,
-			new \OC\AppFramework\Http\RequestId($_SERVER['UNIQUE_ID'] ?? '', new \OC\Security\SecureRandom()),
-			new \OC\AllConfig(new \OC\SystemConfig(self::$config))
-		);
-		$scriptName = $fakeRequest->getScriptName();
-		if (substr($scriptName, -1) == '/') {
-			$scriptName .= 'index.php';
-			//make sure suburi follows the same rules as scriptName
-			if (substr(OC::$SUBURI, -9) != 'index.php') {
-				if (substr(OC::$SUBURI, -1) != '/') {
-					OC::$SUBURI = OC::$SUBURI . '/';
-				}
-				OC::$SUBURI = OC::$SUBURI . 'index.php';
-			}
-		}
-
-		if (OC::$CLI) {
-			OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
-		} else {
-			if (substr($scriptName, 0 - strlen(OC::$SUBURI)) === OC::$SUBURI) {
-				OC::$WEBROOT = substr($scriptName, 0, 0 - strlen(OC::$SUBURI));
-
-				if (OC::$WEBROOT != '' && OC::$WEBROOT[0] !== '/') {
-					OC::$WEBROOT = '/' . OC::$WEBROOT;
-				}
-			} else {
-				// The scriptName is not ending with OC::$SUBURI
-				// This most likely means that we are calling from CLI.
-				// However some cron jobs still need to generate
-				// a web URL, so we use overwritewebroot as a fallback.
-				OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
-			}
-
-			// Resolve /nextcloud to /nextcloud/ to ensure to always have a trailing
-			// slash which is required by URL generation.
-			if (isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] === \OC::$WEBROOT &&
-					substr($_SERVER['REQUEST_URI'], -1) !== '/') {
-				header('Location: ' . \OC::$WEBROOT . '/');
-				exit();
-			}
-		}
-
-		// search the apps folder
-		$config_paths = self::$config->getValue('apps_paths', []);
-		if (!empty($config_paths)) {
-			foreach ($config_paths as $paths) {
-				if (isset($paths['url']) && isset($paths['path'])) {
-					$paths['url'] = rtrim($paths['url'], '/');
-					$paths['path'] = rtrim($paths['path'], '/');
-					OC::$APPSROOTS[] = $paths;
-				}
-			}
-		} elseif (file_exists(OC::$SERVERROOT . '/apps')) {
-			OC::$APPSROOTS[] = ['path' => OC::$SERVERROOT . '/apps', 'url' => '/apps', 'writable' => true];
-		}
-
-		if (empty(OC::$APPSROOTS)) {
-			throw new \RuntimeException('apps directory not found! Please put the Nextcloud apps folder in the Nextcloud folder'
-				. '. You can also configure the location in the config.php file.');
-		}
-		$paths = [];
-		foreach (OC::$APPSROOTS as $path) {
-			$paths[] = $path['path'];
-			if (!is_dir($path['path'])) {
-				throw new \RuntimeException(sprintf('App directory "%s" not found! Please put the Nextcloud apps folder in the'
-					. ' Nextcloud folder. You can also configure the location in the config.php file.', $path['path']));
-			}
-		}
-
-		// set the right include path
-		set_include_path(
-			implode(PATH_SEPARATOR, $paths)
-		);
-	}
-
-	public static function checkConfig(): void {
-		// Create config if it does not already exist
-		$configFilePath = self::$configDir . '/config.php';
-		if (!file_exists($configFilePath)) {
-			@touch($configFilePath);
-		}
-
-		// Check if config is writable
-		$configFileWritable = is_writable($configFilePath);
-		$configReadOnly = Server::get(IConfig::class)->getSystemValueBool('config_is_read_only');
-		if (!$configFileWritable && !$configReadOnly
-			|| !$configFileWritable && \OCP\Util::needUpgrade()) {
-			$urlGenerator = Server::get(IURLGenerator::class);
-			$l = Server::get(\OCP\L10N\IFactory::class)->get('lib');
-
-			if (self::$CLI) {
-				echo $l->t('Cannot write into "config" directory!') . "\n";
-				echo $l->t('This can usually be fixed by giving the web server write access to the config directory.') . "\n";
-				echo "\n";
-				echo $l->t('But, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it.') . "\n";
-				echo $l->t('See %s', [ $urlGenerator->linkToDocs('admin-config') ]) . "\n";
-				exit;
-			} else {
-				Server::get(ITemplateManager::class)->printErrorPage(
-					$l->t('Cannot write into "config" directory!'),
-					$l->t('This can usually be fixed by giving the web server write access to the config directory.') . ' '
-					. $l->t('But, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it.') . ' '
-					. $l->t('See %s', [ $urlGenerator->linkToDocs('admin-config') ]),
-					503
-				);
-			}
-		}
-	}
-
-	public static function checkInstalled(\OC\SystemConfig $systemConfig): void {
-		if (defined('OC_CONSOLE')) {
-			return;
-		}
-		// Redirect to installer if not installed
-		if (!$systemConfig->getValue('installed', false) && OC::$SUBURI !== '/index.php' && OC::$SUBURI !== '/status.php') {
-			if (OC::$CLI) {
-				throw new Exception('Not installed');
-			} else {
-				$url = OC::$WEBROOT . '/index.php';
-				header('Location: ' . $url);
-			}
-			exit();
-		}
-	}
-
-	public static function checkMaintenanceMode(\OC\SystemConfig $systemConfig): void {
-		// Allow ajax update script to execute without being stopped
-		if (((bool)$systemConfig->getValue('maintenance', false)) && OC::$SUBURI != '/core/ajax/update.php') {
-			// send http status 503
-			http_response_code(503);
-			header('X-Nextcloud-Maintenance-Mode: 1');
-			header('Retry-After: 120');
-
-			// render error page
-			$template = Server::get(ITemplateManager::class)->getTemplate('', 'update.user', 'guest');
-			\OCP\Util::addScript('core', 'maintenance');
-			\OCP\Util::addStyle('core', 'guest');
-			$template->printPage();
-			die();
-		}
-	}
-
-	/**
-	 * Prints the upgrade page
-	 */
-	private static function printUpgradePage(\OC\SystemConfig $systemConfig): void {
-		$cliUpgradeLink = $systemConfig->getValue('upgrade.cli-upgrade-link', '');
-		$disableWebUpdater = $systemConfig->getValue('upgrade.disable-web', false);
-		$tooBig = false;
-		if (!$disableWebUpdater) {
-			$apps = Server::get(\OCP\App\IAppManager::class);
-			if ($apps->isEnabledForAnyone('user_ldap')) {
-				$qb = Server::get(\OCP\IDBConnection::class)->getQueryBuilder();
-
-				$result = $qb->select($qb->func()->count('*', 'user_count'))
-					->from('ldap_user_mapping')
-					->executeQuery();
-				$row = $result->fetch();
-				$result->closeCursor();
-
-				$tooBig = ($row['user_count'] > 50);
-			}
-			if (!$tooBig && $apps->isEnabledForAnyone('user_saml')) {
-				$qb = Server::get(\OCP\IDBConnection::class)->getQueryBuilder();
-
-				$result = $qb->select($qb->func()->count('*', 'user_count'))
-					->from('user_saml_users')
-					->executeQuery();
-				$row = $result->fetch();
-				$result->closeCursor();
-
-				$tooBig = ($row['user_count'] > 50);
-			}
-			if (!$tooBig) {
-				// count users
-				$totalUsers = Server::get(\OCP\IUserManager::class)->countUsersTotal(51);
-				$tooBig = ($totalUsers > 50);
-			}
-		}
-		$ignoreTooBigWarning = isset($_GET['IKnowThatThisIsABigInstanceAndTheUpdateRequestCouldRunIntoATimeoutAndHowToRestoreABackup']) &&
-			$_GET['IKnowThatThisIsABigInstanceAndTheUpdateRequestCouldRunIntoATimeoutAndHowToRestoreABackup'] === 'IAmSuperSureToDoThis';
-
-		if ($disableWebUpdater || ($tooBig && !$ignoreTooBigWarning)) {
-			// send http status 503
-			http_response_code(503);
-			header('Retry-After: 120');
-
-			$serverVersion = \OCP\Server::get(\OCP\ServerVersion::class);
-
-			// render error page
-			$template = Server::get(ITemplateManager::class)->getTemplate('', 'update.use-cli', 'guest');
-			$template->assign('productName', 'nextcloud'); // for now
-			$template->assign('version', $serverVersion->getVersionString());
-			$template->assign('tooBig', $tooBig);
-			$template->assign('cliUpgradeLink', $cliUpgradeLink);
-
-			$template->printPage();
-			die();
-		}
-
-		// check whether this is a core update or apps update
-		$installedVersion = $systemConfig->getValue('version', '0.0.0');
-		$currentVersion = implode('.', \OCP\Util::getVersion());
-
-		// if not a core upgrade, then it's apps upgrade
-		$isAppsOnlyUpgrade = version_compare($currentVersion, $installedVersion, '=');
-
-		$oldTheme = $systemConfig->getValue('theme');
-		$systemConfig->setValue('theme', '');
-		\OCP\Util::addScript('core', 'common');
-		\OCP\Util::addScript('core', 'main');
-		\OCP\Util::addTranslations('core');
-		\OCP\Util::addScript('core', 'update');
-
-		/** @var \OC\App\AppManager $appManager */
-		$appManager = Server::get(\OCP\App\IAppManager::class);
-
-		$tmpl = Server::get(ITemplateManager::class)->getTemplate('', 'update.admin', 'guest');
-		$tmpl->assign('version', \OCP\Server::get(\OCP\ServerVersion::class)->getVersionString());
-		$tmpl->assign('isAppsOnlyUpgrade', $isAppsOnlyUpgrade);
-
-		// get third party apps
-		$ocVersion = \OCP\Util::getVersion();
-		$ocVersion = implode('.', $ocVersion);
-		$incompatibleApps = $appManager->getIncompatibleApps($ocVersion);
-		$incompatibleOverwrites = $systemConfig->getValue('app_install_overwrite', []);
-		$incompatibleShippedApps = [];
-		$incompatibleDisabledApps = [];
-		foreach ($incompatibleApps as $appInfo) {
-			if ($appManager->isShipped($appInfo['id'])) {
-				$incompatibleShippedApps[] = $appInfo['name'] . ' (' . $appInfo['id'] . ')';
-			}
-			if (!in_array($appInfo['id'], $incompatibleOverwrites)) {
-				$incompatibleDisabledApps[] = $appInfo;
-			}
-		}
-
-		if (!empty($incompatibleShippedApps)) {
-			$l = Server::get(\OCP\L10N\IFactory::class)->get('core');
-			$hint = $l->t('Application %1$s is not present or has a non-compatible version with this server. Please check the apps directory.', [implode(', ', $incompatibleShippedApps)]);
-			throw new \OCP\HintException('Application ' . implode(', ', $incompatibleShippedApps) . ' is not present or has a non-compatible version with this server. Please check the apps directory.', $hint);
-		}
-
-		$tmpl->assign('appsToUpgrade', $appManager->getAppsNeedingUpgrade($ocVersion));
-		$tmpl->assign('incompatibleAppsList', $incompatibleDisabledApps);
-		try {
-			$defaults = new \OC_Defaults();
-			$tmpl->assign('productName', $defaults->getName());
-		} catch (Throwable $error) {
-			$tmpl->assign('productName', 'Nextcloud');
-		}
-		$tmpl->assign('oldTheme', $oldTheme);
-		$tmpl->printPage();
-	}
-
-	public static function initSession(): void {
-		$request = Server::get(IRequest::class);
-
-		// TODO: Temporary disabled again to solve issues with CalDAV/CardDAV clients like DAVx5 that use cookies
-		// TODO: See https://github.com/nextcloud/server/issues/37277#issuecomment-1476366147 and the other comments
-		// TODO: for further information.
-		// $isDavRequest = strpos($request->getRequestUri(), '/remote.php/dav') === 0 || strpos($request->getRequestUri(), '/remote.php/webdav') === 0;
-		// if ($request->getHeader('Authorization') !== '' && is_null($request->getCookie('cookie_test')) && $isDavRequest && !isset($_COOKIE['nc_session_id'])) {
-		// setcookie('cookie_test', 'test', time() + 3600);
-		// // Do not initialize the session if a request is authenticated directly
-		// // unless there is a session cookie already sent along
-		// return;
-		// }
-
-		if ($request->getServerProtocol() === 'https') {
-			ini_set('session.cookie_secure', 'true');
-		}
-
-		// prevents javascript from accessing php session cookies
-		ini_set('session.cookie_httponly', 'true');
-
-		// Do not initialize sessions for 'status.php' requests
-		// Monitoring endpoints can quickly flood session handlers
-		// and 'status.php' doesn't require sessions anyway
-		if (str_ends_with($request->getScriptName(), '/status.php')) {
-			return;
-		}
-
-		// set the cookie path to the Nextcloud directory
-		$cookie_path = OC::$WEBROOT ? : '/';
-		ini_set('session.cookie_path', $cookie_path);
-
-		// Let the session name be changed in the initSession Hook
-		$sessionName = OC_Util::getInstanceId();
-
-		try {
-			$logger = null;
-			if (Server::get(\OC\SystemConfig::class)->getValue('installed', false)) {
-				$logger = logger('core');
-			}
-
-			// set the session name to the instance id - which is unique
-			$session = new \OC\Session\Internal(
-				$sessionName,
-				$logger,
-			);
-
-			$cryptoWrapper = Server::get(\OC\Session\CryptoWrapper::class);
-			$session = $cryptoWrapper->wrapSession($session);
-			self::$server->setSession($session);
-
-			// if session can't be started break with http 500 error
-		} catch (Exception $e) {
-			Server::get(LoggerInterface::class)->error($e->getMessage(), ['app' => 'base','exception' => $e]);
-			//show the user a detailed error page
-			Server::get(ITemplateManager::class)->printExceptionErrorPage($e, 500);
-			die();
-		}
-
-		//try to set the session lifetime
-		$sessionLifeTime = self::getSessionLifeTime();
-
-		// session timeout
-		if ($session->exists('LAST_ACTIVITY') && (time() - $session->get('LAST_ACTIVITY') > $sessionLifeTime)) {
-			if (isset($_COOKIE[session_name()])) {
-				setcookie(session_name(), '', -1, self::$WEBROOT ? : '/');
-			}
-			Server::get(IUserSession::class)->logout();
-		}
-
-		if (!self::hasSessionRelaxedExpiry()) {
-			$session->set('LAST_ACTIVITY', time());
-		}
-		$session->close();
-	}
-
-	private static function getSessionLifeTime(): int {
-		return Server::get(\OC\AllConfig::class)->getSystemValueInt('session_lifetime', 60 * 60 * 24);
-	}
-
-	/**
-	 * @return bool true if the session expiry should only be done by gc instead of an explicit timeout
-	 */
-	public static function hasSessionRelaxedExpiry(): bool {
-		return Server::get(\OC\AllConfig::class)->getSystemValueBool('session_relaxed_expiry', false);
-	}
-
-	/**
-	 * Try to set some values to the required Nextcloud default
-	 */
-	public static function setRequiredIniValues(): void {
-		// Don't display errors and log them
-		@ini_set('display_errors', '0');
-		@ini_set('log_errors', '1');
-
-		// Try to configure php to enable big file uploads.
-		// This doesn't work always depending on the webserver and php configuration.
-		// Let's try to overwrite some defaults if they are smaller than 1 hour
-
-		if (intval(@ini_get('max_execution_time') ?: 0) < 3600) {
-			@ini_set('max_execution_time', strval(3600));
-		}
-
-		if (intval(@ini_get('max_input_time') ?: 0) < 3600) {
-			@ini_set('max_input_time', strval(3600));
-		}
-
-		// Try to set the maximum execution time to the largest time limit we have
-		if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
-			@set_time_limit(max(intval(@ini_get('max_execution_time')), intval(@ini_get('max_input_time'))));
-		}
-
-		@ini_set('default_charset', 'UTF-8');
-		@ini_set('gd.jpeg_ignore_warning', '1');
-	}
-
-	/**
-	 * Send the same site cookies
-	 */
-	private static function sendSameSiteCookies(): void {
-		$cookieParams = session_get_cookie_params();
-		$secureCookie = ($cookieParams['secure'] === true) ? 'secure; ' : '';
-		$policies = [
-			'lax',
-			'strict',
-		];
-
-		// Append __Host to the cookie if it meets the requirements
-		$cookiePrefix = '';
-		if ($cookieParams['secure'] === true && $cookieParams['path'] === '/') {
-			$cookiePrefix = '__Host-';
-		}
-
-		foreach ($policies as $policy) {
-			header(
-				sprintf(
-					'Set-Cookie: %snc_sameSiteCookie%s=true; path=%s; httponly;' . $secureCookie . 'expires=Fri, 31-Dec-2100 23:59:59 GMT; SameSite=%s',
-					$cookiePrefix,
-					$policy,
-					$cookieParams['path'],
-					$policy
-				),
-				false
-			);
-		}
-	}
-
-	/**
-	 * Same Site cookie to further mitigate CSRF attacks. This cookie has to
-	 * be set in every request if cookies are sent to add a second level of
-	 * defense against CSRF.
-	 *
-	 * If the cookie is not sent this will set the cookie and reload the page.
-	 * We use an additional cookie since we want to protect logout CSRF and
-	 * also we can't directly interfere with PHP's session mechanism.
-	 */
-	private static function performSameSiteCookieProtection(IConfig $config): void {
-		$request = Server::get(IRequest::class);
-
-		// Some user agents are notorious and don't really properly follow HTTP
-		// specifications. For those, have an automated opt-out. Since the protection
-		// for remote.php is applied in base.php as starting point we need to opt out
-		// here.
-		$incompatibleUserAgents = $config->getSystemValue('csrf.optout');
-
-		// Fallback, if csrf.optout is unset
-		if (!is_array($incompatibleUserAgents)) {
-			$incompatibleUserAgents = [
-				// OS X Finder
-				'/^WebDAVFS/',
-				// Windows webdav drive
-				'/^Microsoft-WebDAV-MiniRedir/',
-			];
-		}
-
-		if ($request->isUserAgent($incompatibleUserAgents)) {
-			return;
-		}
-
-		if (count($_COOKIE) > 0) {
-			$requestUri = $request->getScriptName();
-			$processingScript = explode('/', $requestUri);
-			$processingScript = $processingScript[count($processingScript) - 1];
-
-			// index.php routes are handled in the middleware
-			// and cron.php does not need any authentication at all
-			if ($processingScript === 'index.php'
-				|| $processingScript === 'cron.php') {
-				return;
-			}
-
-			// All other endpoints require the lax and the strict cookie
-			if (!$request->passesStrictCookieCheck()) {
-				logger('core')->warning('Request does not pass strict cookie check');
-				self::sendSameSiteCookies();
-				// Debug mode gets access to the resources without strict cookie
-				// due to the fact that the SabreDAV browser also lives there.
-				if (!$config->getSystemValueBool('debug', false)) {
-					http_response_code(\OCP\AppFramework\Http::STATUS_PRECONDITION_FAILED);
-					header('Content-Type: application/json');
-					echo json_encode(['error' => 'Strict Cookie has not been found in request']);
-					exit();
-				}
-			}
-		} elseif (!isset($_COOKIE['nc_sameSiteCookielax']) || !isset($_COOKIE['nc_sameSiteCookiestrict'])) {
-			self::sendSameSiteCookies();
-		}
-	}
-
-	public static function init(): void {
-		// First handle PHP configuration and copy auth headers to the expected
-		// $_SERVER variable before doing anything Server object related
-		self::setRequiredIniValues();
-		self::handleAuthHeaders();
-
-		// prevent any XML processing from loading external entities
-		libxml_set_external_entity_loader(static function () {
-			return null;
-		});
-
-		// Set default timezone before the Server object is booted
-		if (!date_default_timezone_set('UTC')) {
-			throw new \RuntimeException('Could not set timezone to UTC');
-		}
-
-		// calculate the root directories
-		OC::$SERVERROOT = str_replace('\\', '/', substr(__DIR__, 0, -4));
-
-		// register autoloader
-		$loaderStart = microtime(true);
-		require_once __DIR__ . '/autoloader.php';
-		self::$loader = new \OC\Autoloader([
-			OC::$SERVERROOT . '/lib/private/legacy',
-		]);
-		if (defined('PHPUNIT_RUN')) {
-			self::$loader->addValidRoot(OC::$SERVERROOT . '/tests');
-		}
-		spl_autoload_register([self::$loader, 'load']);
-		$loaderEnd = microtime(true);
-
-		self::$CLI = (php_sapi_name() == 'cli');
-
-		// Add default composer PSR-4 autoloader, ensure apcu to be disabled
-		self::$composerAutoloader = require_once OC::$SERVERROOT . '/lib/composer/autoload.php';
-		self::$composerAutoloader->setApcuPrefix(null);
-
-
-		try {
-			self::initPaths();
-			// setup 3rdparty autoloader
-			$vendorAutoLoad = OC::$SERVERROOT . '/3rdparty/autoload.php';
-			if (!file_exists($vendorAutoLoad)) {
-				throw new \RuntimeException('Composer autoloader not found, unable to continue. Check the folder "3rdparty". Running "git submodule update --init" will initialize the git submodule that handles the subfolder "3rdparty".');
-			}
-			require_once $vendorAutoLoad;
-		} catch (\RuntimeException $e) {
-			if (!self::$CLI) {
-				http_response_code(503);
-			}
-			// we can't use the template error page here, because this needs the
-			// DI container which isn't available yet
-			print($e->getMessage());
-			exit();
-		}
-
-		// setup the basic server
-		self::$server = new \OC\Server(\OC::$WEBROOT, self::$config);
-		self::$server->boot();
-
-		try {
-			$profiler = new BuiltInProfiler(
-				Server::get(IConfig::class),
-				Server::get(IRequest::class),
-			);
-			$profiler->start();
-		} catch (\Throwable $e) {
-			logger('core')->error('Failed to start profiler: ' . $e->getMessage(), ['app' => 'base']);
-		}
-
-		if (self::$CLI && in_array('--' . \OCP\Console\ReservedOptions::DEBUG_LOG, $_SERVER['argv'])) {
-			\OC\Core\Listener\BeforeMessageLoggedEventListener::setup();
-		}
-
-		$eventLogger = Server::get(\OCP\Diagnostics\IEventLogger::class);
-		$eventLogger->log('autoloader', 'Autoloader', $loaderStart, $loaderEnd);
-		$eventLogger->start('boot', 'Initialize');
-
-		// Override php.ini and log everything if we're troubleshooting
-		if (self::$config->getValue('loglevel') === ILogger::DEBUG) {
-			error_reporting(E_ALL);
-		}
-
-		$systemConfig = Server::get(\OC\SystemConfig::class);
-		self::registerAutoloaderCache($systemConfig);
-
-		// initialize intl fallback if necessary
-		OC_Util::isSetLocaleWorking();
-
-		$config = Server::get(IConfig::class);
-		if (!defined('PHPUNIT_RUN')) {
-			$errorHandler = new OC\Log\ErrorHandler(
-				\OCP\Server::get(\Psr\Log\LoggerInterface::class),
-			);
-			$exceptionHandler = [$errorHandler, 'onException'];
-			if ($config->getSystemValueBool('debug', false)) {
-				set_error_handler([$errorHandler, 'onAll'], E_ALL);
-				if (\OC::$CLI) {
-					$exceptionHandler = [Server::get(ITemplateManager::class), 'printExceptionErrorPage'];
-				}
-			} else {
-				set_error_handler([$errorHandler, 'onError']);
-			}
-			register_shutdown_function([$errorHandler, 'onShutdown']);
-			set_exception_handler($exceptionHandler);
-		}
-
-		/** @var \OC\AppFramework\Bootstrap\Coordinator $bootstrapCoordinator */
-		$bootstrapCoordinator = Server::get(\OC\AppFramework\Bootstrap\Coordinator::class);
-		$bootstrapCoordinator->runInitialRegistration();
-
-		$eventLogger->start('init_session', 'Initialize session');
-
-		// Check for PHP SimpleXML extension earlier since we need it before our other checks and want to provide a useful hint for web users
-		// see https://github.com/nextcloud/server/pull/2619
-		if (!function_exists('simplexml_load_file')) {
-			throw new \OCP\HintException('The PHP SimpleXML/PHP-XML extension is not installed.', 'Install the extension or make sure it is enabled.');
-		}
-
-		$appManager = Server::get(\OCP\App\IAppManager::class);
-		if ($systemConfig->getValue('installed', false)) {
-			$appManager->loadApps(['session']);
-		}
-		if (!self::$CLI) {
-			self::initSession();
-		}
-		$eventLogger->end('init_session');
-		self::checkConfig();
-		self::checkInstalled($systemConfig);
-
-		OC_Response::addSecurityHeaders();
-
-		self::performSameSiteCookieProtection($config);
-
-		if (!defined('OC_CONSOLE')) {
-			$eventLogger->start('check_server', 'Run a few configuration checks');
-			$errors = OC_Util::checkServer($systemConfig);
-			if (count($errors) > 0) {
-				if (!self::$CLI) {
-					http_response_code(503);
-					Util::addStyle('guest');
-					try {
-						Server::get(ITemplateManager::class)->printGuestPage('', 'error', ['errors' => $errors]);
-						exit;
-					} catch (\Exception $e) {
-						// In case any error happens when showing the error page, we simply fall back to posting the text.
-						// This might be the case when e.g. the data directory is broken and we can not load/write SCSS to/from it.
-					}
-				}
-
-				// Convert l10n string into regular string for usage in database
-				$staticErrors = [];
-				foreach ($errors as $error) {
-					echo $error['error'] . "\n";
-					echo $error['hint'] . "\n\n";
-					$staticErrors[] = [
-						'error' => (string)$error['error'],
-						'hint' => (string)$error['hint'],
-					];
-				}
-
-				try {
-					$config->setAppValue('core', 'cronErrors', json_encode($staticErrors));
-				} catch (\Exception $e) {
-					echo('Writing to database failed');
-				}
-				exit(1);
-			} elseif (self::$CLI && $config->getSystemValueBool('installed', false)) {
-				$config->deleteAppValue('core', 'cronErrors');
-			}
-			$eventLogger->end('check_server');
-		}
-
-		// User and Groups
-		if (!$systemConfig->getValue('installed', false)) {
-			self::$server->getSession()->set('user_id', '');
-		}
-
-		$eventLogger->start('setup_backends', 'Setup group and user backends');
-		Server::get(\OCP\IUserManager::class)->registerBackend(new \OC\User\Database());
-		Server::get(\OCP\IGroupManager::class)->addBackend(new \OC\Group\Database());
-
-		// Subscribe to the hook
-		\OCP\Util::connectHook(
-			'\OCA\Files_Sharing\API\Server2Server',
-			'preLoginNameUsedAsUserName',
-			'\OC\User\Database',
-			'preLoginNameUsedAsUserName'
-		);
-
-		//setup extra user backends
-		if (!\OCP\Util::needUpgrade()) {
-			OC_User::setupBackends();
-		} else {
-			// Run upgrades in incognito mode
-			OC_User::setIncognitoMode(true);
-		}
-		$eventLogger->end('setup_backends');
-
-		self::registerCleanupHooks($systemConfig);
-		self::registerShareHooks($systemConfig);
-		self::registerEncryptionWrapperAndHooks();
-		self::registerAccountHooks();
-		self::registerResourceCollectionHooks();
-		self::registerFileReferenceEventListener();
-		self::registerRenderReferenceEventListener();
-		self::registerAppRestrictionsHooks();
-
-		// Make sure that the application class is not loaded before the database is setup
-		if ($systemConfig->getValue('installed', false)) {
-			$appManager->loadApp('settings');
-			/* Build core application to make sure that listeners are registered */
-			Server::get(\OC\Core\Application::class);
-		}
-
-		//make sure temporary files are cleaned up
-		$tmpManager = Server::get(\OCP\ITempManager::class);
-		register_shutdown_function([$tmpManager, 'clean']);
-		$lockProvider = Server::get(\OCP\Lock\ILockingProvider::class);
-		register_shutdown_function([$lockProvider, 'releaseAll']);
-
-		// Check whether the sample configuration has been copied
-		if ($systemConfig->getValue('copied_sample_config', false)) {
-			$l = Server::get(\OCP\L10N\IFactory::class)->get('lib');
-			Server::get(ITemplateManager::class)->printErrorPage(
-				$l->t('Sample configuration detected'),
-				$l->t('It has been detected that the sample configuration has been copied. This can break your installation and is unsupported. Please read the documentation before performing changes on config.php'),
-				503
-			);
-			return;
-		}
-
-		$request = Server::get(IRequest::class);
-		$host = $request->getInsecureServerHost();
-		/**
-		 * if the host passed in headers isn't trusted
-		 * FIXME: Should not be in here at all :see_no_evil:
-		 */
-		if (!OC::$CLI
-			&& !Server::get(\OC\Security\TrustedDomainHelper::class)->isTrustedDomain($host)
-			&& $config->getSystemValueBool('installed', false)
-		) {
-			// Allow access to CSS resources
-			$isScssRequest = false;
-			if (strpos($request->getPathInfo() ?: '', '/css/') === 0) {
-				$isScssRequest = true;
-			}
-
-			if (substr($request->getRequestUri(), -11) === '/status.php') {
-				http_response_code(400);
-				header('Content-Type: application/json');
-				echo '{"error": "Trusted domain error.", "code": 15}';
-				exit();
-			}
-
-			if (!$isScssRequest) {
-				http_response_code(400);
-				Server::get(LoggerInterface::class)->info(
-					'Trusted domain error. "{remoteAddress}" tried to access using "{host}" as host.',
-					[
-						'app' => 'core',
-						'remoteAddress' => $request->getRemoteAddress(),
-						'host' => $host,
-					]
-				);
-
-				$tmpl = Server::get(ITemplateManager::class)->getTemplate('core', 'untrustedDomain', 'guest');
-				$tmpl->assign('docUrl', Server::get(IURLGenerator::class)->linkToDocs('admin-trusted-domains'));
-				$tmpl->printPage();
-
-				exit();
-			}
-		}
-		$eventLogger->end('boot');
-		$eventLogger->log('init', 'OC::init', $loaderStart, microtime(true));
-		$eventLogger->start('runtime', 'Runtime');
-		$eventLogger->start('request', 'Full request after boot');
-		register_shutdown_function(function () use ($eventLogger) {
-			$eventLogger->end('request');
-		});
-
-		register_shutdown_function(function () {
-			$memoryPeak = memory_get_peak_usage();
-			$logLevel = match (true) {
-				$memoryPeak > 500_000_000 => ILogger::FATAL,
-				$memoryPeak > 400_000_000 => ILogger::ERROR,
-				$memoryPeak > 300_000_000 => ILogger::WARN,
-				default => null,
-			};
-			if ($logLevel !== null) {
-				$message = 'Request used more than 300 MB of RAM: ' . Util::humanFileSize($memoryPeak);
-				$logger = Server::get(LoggerInterface::class);
-				$logger->log($logLevel, $message, ['app' => 'core']);
-			}
-		});
-	}
-
-	/**
-	 * register hooks for the cleanup of cache and bruteforce protection
-	 */
-	public static function registerCleanupHooks(\OC\SystemConfig $systemConfig): void {
-		//don't try to do this before we are properly setup
-		if ($systemConfig->getValue('installed', false) && !\OCP\Util::needUpgrade()) {
-			// NOTE: This will be replaced to use OCP
-			$userSession = Server::get(\OC\User\Session::class);
-			$userSession->listen('\OC\User', 'postLogin', function () use ($userSession) {
-				if (!defined('PHPUNIT_RUN') && $userSession->isLoggedIn()) {
-					// reset brute force delay for this IP address and username
-					$uid = $userSession->getUser()->getUID();
-					$request = Server::get(IRequest::class);
-					$throttler = Server::get(IThrottler::class);
-					$throttler->resetDelay($request->getRemoteAddress(), 'login', ['user' => $uid]);
-				}
-
-				try {
-					$cache = new \OC\Cache\File();
-					$cache->gc();
-				} catch (\OC\ServerNotAvailableException $e) {
-					// not a GC exception, pass it on
-					throw $e;
-				} catch (\OC\ForbiddenException $e) {
-					// filesystem blocked for this request, ignore
-				} catch (\Exception $e) {
-					// a GC exception should not prevent users from using OC,
-					// so log the exception
-					Server::get(LoggerInterface::class)->warning('Exception when running cache gc.', [
-						'app' => 'core',
-						'exception' => $e,
-					]);
-				}
-			});
-		}
-	}
-
-	private static function registerEncryptionWrapperAndHooks(): void {
-		/** @var \OC\Encryption\Manager */
-		$manager = Server::get(\OCP\Encryption\IManager::class);
-		Server::get(IEventDispatcher::class)->addListener(
-			BeforeFileSystemSetupEvent::class,
-			$manager->setupStorage(...),
-		);
-
-		$enabled = $manager->isEnabled();
-		if ($enabled) {
-			\OC\Encryption\EncryptionEventListener::register(Server::get(IEventDispatcher::class));
-		}
-	}
-
-	private static function registerAccountHooks(): void {
-		/** @var IEventDispatcher $dispatcher */
-		$dispatcher = Server::get(IEventDispatcher::class);
-		$dispatcher->addServiceListener(UserChangedEvent::class, \OC\Accounts\Hooks::class);
-	}
-
-	private static function registerAppRestrictionsHooks(): void {
-		/** @var \OC\Group\Manager $groupManager */
-		$groupManager = Server::get(\OCP\IGroupManager::class);
-		$groupManager->listen('\OC\Group', 'postDelete', function (\OCP\IGroup $group) {
-			$appManager = Server::get(\OCP\App\IAppManager::class);
-			$apps = $appManager->getEnabledAppsForGroup($group);
-			foreach ($apps as $appId) {
-				$restrictions = $appManager->getAppRestriction($appId);
-				if (empty($restrictions)) {
-					continue;
-				}
-				$key = array_search($group->getGID(), $restrictions);
-				unset($restrictions[$key]);
-				$restrictions = array_values($restrictions);
-				if (empty($restrictions)) {
-					$appManager->disableApp($appId);
-				} else {
-					$appManager->enableAppForGroups($appId, $restrictions);
-				}
-			}
-		});
-	}
-
-	private static function registerResourceCollectionHooks(): void {
-		\OC\Collaboration\Resources\Listener::register(Server::get(IEventDispatcher::class));
-	}
-
-	private static function registerFileReferenceEventListener(): void {
-		\OC\Collaboration\Reference\File\FileReferenceEventListener::register(Server::get(IEventDispatcher::class));
-	}
-
-	private static function registerRenderReferenceEventListener() {
-		\OC\Collaboration\Reference\RenderReferenceEventListener::register(Server::get(IEventDispatcher::class));
-	}
-
-	/**
-	 * register hooks for sharing
-	 */
-	public static function registerShareHooks(\OC\SystemConfig $systemConfig): void {
-		if ($systemConfig->getValue('installed')) {
-
-			$dispatcher = Server::get(IEventDispatcher::class);
-			$dispatcher->addServiceListener(UserRemovedEvent::class, UserRemovedListener::class);
-			$dispatcher->addServiceListener(GroupDeletedEvent::class, GroupDeletedListener::class);
-			$dispatcher->addServiceListener(UserDeletedEvent::class, UserDeletedListener::class);
-		}
-	}
-
-	protected static function registerAutoloaderCache(\OC\SystemConfig $systemConfig): void {
-		// The class loader takes an optional low-latency cache, which MUST be
-		// namespaced. The instanceid is used for namespacing, but might be
-		// unavailable at this point. Furthermore, it might not be possible to
-		// generate an instanceid via \OC_Util::getInstanceId() because the
-		// config file may not be writable. As such, we only register a class
-		// loader cache if instanceid is available without trying to create one.
-		$instanceId = $systemConfig->getValue('instanceid', null);
-		if ($instanceId) {
-			try {
-				$memcacheFactory = Server::get(\OCP\ICacheFactory::class);
-				self::$loader->setMemoryCache($memcacheFactory->createLocal('Autoloader'));
-			} catch (\Exception $ex) {
-			}
-		}
-	}
-
-	/**
-	 * Handle the request
-	 */
-	public static function handleRequest(): void {
-		Server::get(\OCP\Diagnostics\IEventLogger::class)->start('handle_request', 'Handle request');
-		$systemConfig = Server::get(\OC\SystemConfig::class);
-
-		// Check if Nextcloud is installed or in maintenance (update) mode
-		if (!$systemConfig->getValue('installed', false)) {
-			\OC::$server->getSession()->clear();
-			$controller = Server::get(\OC\Core\Controller\SetupController::class);
-			$controller->run($_POST);
-			exit();
-		}
-
-		$request = Server::get(IRequest::class);
-		$requestPath = $request->getRawPathInfo();
-		if ($requestPath === '/heartbeat') {
-			return;
-		}
-		if (substr($requestPath, -3) !== '.js') { // we need these files during the upgrade
-			self::checkMaintenanceMode($systemConfig);
-
-			if (\OCP\Util::needUpgrade()) {
-				if (function_exists('opcache_reset')) {
-					opcache_reset();
-				}
-				if (!((bool)$systemConfig->getValue('maintenance', false))) {
-					self::printUpgradePage($systemConfig);
-					exit();
-				}
-			}
-		}
-
-		$appManager = Server::get(\OCP\App\IAppManager::class);
-
-		// Always load authentication apps
-		$appManager->loadApps(['authentication']);
-		$appManager->loadApps(['extended_authentication']);
-
-		// Load minimum set of apps
-		if (!\OCP\Util::needUpgrade()
-			&& !((bool)$systemConfig->getValue('maintenance', false))) {
-			// For logged-in users: Load everything
-			if (Server::get(IUserSession::class)->isLoggedIn()) {
-				$appManager->loadApps();
-			} else {
-				// For guests: Load only filesystem and logging
-				$appManager->loadApps(['filesystem', 'logging']);
-
-				// Don't try to login when a client is trying to get a OAuth token.
-				// OAuth needs to support basic auth too, so the login is not valid
-				// inside Nextcloud and the Login exception would ruin it.
-				if ($request->getRawPathInfo() !== '/apps/oauth2/api/v1/token') {
-					self::handleLogin($request);
-				}
-			}
-		}
-
-		if (!self::$CLI) {
-			try {
-				if (!\OCP\Util::needUpgrade()) {
-					$appManager->loadApps(['filesystem', 'logging']);
-					$appManager->loadApps();
-				}
-				Server::get(\OC\Route\Router::class)->match($request->getRawPathInfo());
-				return;
-			} catch (Symfony\Component\Routing\Exception\ResourceNotFoundException $e) {
-				//header('HTTP/1.0 404 Not Found');
-			} catch (Symfony\Component\Routing\Exception\MethodNotAllowedException $e) {
-				http_response_code(405);
-				return;
-			}
-		}
-
-		// Handle WebDAV
-		if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'PROPFIND') {
-			// not allowed any more to prevent people
-			// mounting this root directly.
-			// Users need to mount remote.php/webdav instead.
-			http_response_code(405);
-			return;
-		}
-
-		// Handle requests for JSON or XML
-		$acceptHeader = $request->getHeader('Accept');
-		if (in_array($acceptHeader, ['application/json', 'application/xml'], true)) {
-			http_response_code(404);
-			return;
-		}
-
-		// Handle resources that can't be found
-		// This prevents browsers from redirecting to the default page and then
-		// attempting to parse HTML as CSS and similar.
-		$destinationHeader = $request->getHeader('Sec-Fetch-Dest');
-		if (in_array($destinationHeader, ['font', 'script', 'style'])) {
-			http_response_code(404);
-			return;
-		}
-
-		// Redirect to the default app or login only as an entry point
-		if ($requestPath === '') {
-			// Someone is logged in
-			if (Server::get(IUserSession::class)->isLoggedIn()) {
-				header('Location: ' . Server::get(IURLGenerator::class)->linkToDefaultPageUrl());
-			} else {
-				// Not handled and not logged in
-				header('Location: ' . Server::get(IURLGenerator::class)->linkToRouteAbsolute('core.login.showLoginForm'));
-			}
-			return;
-		}
-
-		try {
-			Server::get(\OC\Route\Router::class)->match('/error/404');
-		} catch (\Exception $e) {
-			if (!$e instanceof MethodNotAllowedException) {
-				logger('core')->emergency($e->getMessage(), ['exception' => $e]);
-			}
-			$l = Server::get(\OCP\L10N\IFactory::class)->get('lib');
-			Server::get(ITemplateManager::class)->printErrorPage(
-				'404',
-				$l->t('The page could not be found on the server.'),
-				404
-			);
-		}
-	}
-
-	/**
-	 * Check login: apache auth, auth token, basic auth
-	 */
-	public static function handleLogin(OCP\IRequest $request): bool {
-		if ($request->getHeader('X-Nextcloud-Federation')) {
-			return false;
-		}
-		$userSession = Server::get(\OC\User\Session::class);
-		if (OC_User::handleApacheAuth()) {
-			return true;
-		}
-		if (self::tryAppAPILogin($request)) {
-			return true;
-		}
-		if ($userSession->tryTokenLogin($request)) {
-			return true;
-		}
-		if (isset($_COOKIE['nc_username'])
-			&& isset($_COOKIE['nc_token'])
-			&& isset($_COOKIE['nc_session_id'])
-			&& $userSession->loginWithCookie($_COOKIE['nc_username'], $_COOKIE['nc_token'], $_COOKIE['nc_session_id'])) {
-			return true;
-		}
-		if ($userSession->tryBasicAuthLogin($request, Server::get(IThrottler::class))) {
-			return true;
-		}
-		return false;
-	}
-
-	protected static function handleAuthHeaders(): void {
-		//copy http auth headers for apache+php-fcgid work around
-		if (isset($_SERVER['HTTP_XAUTHORIZATION']) && !isset($_SERVER['HTTP_AUTHORIZATION'])) {
-			$_SERVER['HTTP_AUTHORIZATION'] = $_SERVER['HTTP_XAUTHORIZATION'];
-		}
-
-		// Extract PHP_AUTH_USER/PHP_AUTH_PW from other headers if necessary.
-		$vars = [
-			'HTTP_AUTHORIZATION', // apache+php-cgi work around
-			'REDIRECT_HTTP_AUTHORIZATION', // apache+php-cgi alternative
-		];
-		foreach ($vars as $var) {
-			if (isset($_SERVER[$var]) && is_string($_SERVER[$var]) && preg_match('/Basic\s+(.*)$/i', $_SERVER[$var], $matches)) {
-				$credentials = explode(':', base64_decode($matches[1]), 2);
-				if (count($credentials) === 2) {
-					$_SERVER['PHP_AUTH_USER'] = $credentials[0];
-					$_SERVER['PHP_AUTH_PW'] = $credentials[1];
-					break;
-				}
-			}
-		}
-	}
-
-	protected static function tryAppAPILogin(OCP\IRequest $request): bool {
-		if (!$request->getHeader('AUTHORIZATION-APP-API')) {
-			return false;
-		}
-		$appManager = Server::get(OCP\App\IAppManager::class);
-		if (!$appManager->isEnabledForAnyone('app_api')) {
-			return false;
-		}
-		try {
-			$appAPIService = Server::get(OCA\AppAPI\Service\AppAPIService::class);
-			return $appAPIService->validateExAppRequestToNC($request);
-		} catch (\Psr\Container\NotFoundExceptionInterface|\Psr\Container\ContainerExceptionInterface $e) {
-			return false;
-		}
-	}
+    /**
+     * Associative array for autoloading. classname => filename
+     */
+    public static array $CLASSPATH = [];
+    /**
+     * The installation path for Nextcloud  on the server (e.g. /srv/http/nextcloud)
+     */
+    public static string $SERVERROOT = '';
+    /**
+     * the current request path relative to the Nextcloud root (e.g. files/index.php)
+     */
+    private static string $SUBURI = '';
+    /**
+     * the Nextcloud root path for http requests (e.g. /nextcloud)
+     */
+    public static string $WEBROOT = '';
+    /**
+     * The installation path array of the apps folder on the server (e.g. /srv/http/nextcloud) 'path' and
+     * web path in 'url'
+     */
+    public static array $APPSROOTS = [];
+
+    public static string $configDir;
+
+    /**
+     * requested app
+     */
+    public static string $REQUESTEDAPP = '';
+
+    /**
+     * check if Nextcloud runs in cli mode
+     */
+    public static bool $CLI = false;
+
+    public static \OC\Autoloader $loader;
+
+    public static \Composer\Autoload\ClassLoader $composerAutoloader;
+
+    public static \OC\Server $server;
+
+    private static \OC\Config $config;
+
+    /**
+     * @throws \RuntimeException when the 3rdparty directory is missing or
+     *                           the app path list is empty or contains an invalid path
+     */
+    public static function initPaths(): void {
+        if (defined('PHPUNIT_CONFIG_DIR')) {
+            self::$configDir = OC::$SERVERROOT . '/' . PHPUNIT_CONFIG_DIR . '/';
+        } elseif (defined('PHPUNIT_RUN') and PHPUNIT_RUN and is_dir(OC::$SERVERROOT . '/tests/config/')) {
+            self::$configDir = OC::$SERVERROOT . '/tests/config/';
+        } elseif ($dir = getenv('NEXTCLOUD_CONFIG_DIR')) {
+            self::$configDir = rtrim($dir, '/') . '/';
+        } else {
+            self::$configDir = OC::$SERVERROOT . '/config/';
+        }
+        self::$config = new \OC\Config(self::$configDir);
+
+        OC::$SUBURI = str_replace('\\', '/', substr(realpath($_SERVER['SCRIPT_FILENAME'] ?? ''), strlen(OC::$SERVERROOT)));
+        /**
+         * FIXME: The following lines are required because we can't yet instantiate
+         *        Server::get(\OCP\IRequest::class) since \OC::$server does not yet exist.
+         */
+        $params = [
+            'server' => [
+                'SCRIPT_NAME' => $_SERVER['SCRIPT_NAME'] ?? null,
+                'SCRIPT_FILENAME' => $_SERVER['SCRIPT_FILENAME'] ?? null,
+            ],
+        ];
+        if (isset($_SERVER['REMOTE_ADDR'])) {
+            $params['server']['REMOTE_ADDR'] = $_SERVER['REMOTE_ADDR'];
+        }
+        $fakeRequest = new \OC\AppFramework\Http\Request(
+            $params,
+            new \OC\AppFramework\Http\RequestId($_SERVER['UNIQUE_ID'] ?? '', new \OC\Security\SecureRandom()),
+            new \OC\AllConfig(new \OC\SystemConfig(self::$config))
+        );
+        $scriptName = $fakeRequest->getScriptName();
+        if (substr($scriptName, -1) == '/') {
+            $scriptName .= 'index.php';
+            //make sure suburi follows the same rules as scriptName
+            if (substr(OC::$SUBURI, -9) != 'index.php') {
+                if (substr(OC::$SUBURI, -1) != '/') {
+                    OC::$SUBURI = OC::$SUBURI . '/';
+                }
+                OC::$SUBURI = OC::$SUBURI . 'index.php';
+            }
+        }
+
+        if (OC::$CLI) {
+            OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
+        } else {
+            if (substr($scriptName, 0 - strlen(OC::$SUBURI)) === OC::$SUBURI) {
+                OC::$WEBROOT = substr($scriptName, 0, 0 - strlen(OC::$SUBURI));
+
+                if (OC::$WEBROOT != '' && OC::$WEBROOT[0] !== '/') {
+                    OC::$WEBROOT = '/' . OC::$WEBROOT;
+                }
+            } else {
+                // The scriptName is not ending with OC::$SUBURI
+                // This most likely means that we are calling from CLI.
+                // However some cron jobs still need to generate
+                // a web URL, so we use overwritewebroot as a fallback.
+                OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
+            }
+
+            // Resolve /nextcloud to /nextcloud/ to ensure to always have a trailing
+            // slash which is required by URL generation.
+            if (isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] === \OC::$WEBROOT &&
+                    substr($_SERVER['REQUEST_URI'], -1) !== '/') {
+                header('Location: ' . \OC::$WEBROOT . '/');
+                exit();
+            }
+        }
+
+        // search the apps folder
+        $config_paths = self::$config->getValue('apps_paths', []);
+        if (!empty($config_paths)) {
+            foreach ($config_paths as $paths) {
+                if (isset($paths['url']) && isset($paths['path'])) {
+                    $paths['url'] = rtrim($paths['url'], '/');
+                    $paths['path'] = rtrim($paths['path'], '/');
+                    OC::$APPSROOTS[] = $paths;
+                }
+            }
+        } elseif (file_exists(OC::$SERVERROOT . '/apps')) {
+            OC::$APPSROOTS[] = ['path' => OC::$SERVERROOT . '/apps', 'url' => '/apps', 'writable' => true];
+        }
+
+        if (empty(OC::$APPSROOTS)) {
+            throw new \RuntimeException('apps directory not found! Please put the Nextcloud apps folder in the Nextcloud folder'
+                . '. You can also configure the location in the config.php file.');
+        }
+        $paths = [];
+        foreach (OC::$APPSROOTS as $path) {
+            $paths[] = $path['path'];
+            if (!is_dir($path['path'])) {
+                throw new \RuntimeException(sprintf('App directory "%s" not found! Please put the Nextcloud apps folder in the'
+                    . ' Nextcloud folder. You can also configure the location in the config.php file.', $path['path']));
+            }
+        }
+
+        // set the right include path
+        set_include_path(
+            implode(PATH_SEPARATOR, $paths)
+        );
+    }
+
+    public static function checkConfig(): void {
+        // Create config if it does not already exist
+        $configFilePath = self::$configDir . '/config.php';
+        if (!file_exists($configFilePath)) {
+            @touch($configFilePath);
+        }
+
+        // Check if config is writable
+        $configFileWritable = is_writable($configFilePath);
+        $configReadOnly = Server::get(IConfig::class)->getSystemValueBool('config_is_read_only');
+        if (!$configFileWritable && !$configReadOnly
+            || !$configFileWritable && \OCP\Util::needUpgrade()) {
+            $urlGenerator = Server::get(IURLGenerator::class);
+            $l = Server::get(\OCP\L10N\IFactory::class)->get('lib');
+
+            if (self::$CLI) {
+                echo $l->t('Cannot write into "config" directory!') . "\n";
+                echo $l->t('This can usually be fixed by giving the web server write access to the config directory.') . "\n";
+                echo "\n";
+                echo $l->t('But, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it.') . "\n";
+                echo $l->t('See %s', [ $urlGenerator->linkToDocs('admin-config') ]) . "\n";
+                exit;
+            } else {
+                Server::get(ITemplateManager::class)->printErrorPage(
+                    $l->t('Cannot write into "config" directory!'),
+                    $l->t('This can usually be fixed by giving the web server write access to the config directory.') . ' '
+                    . $l->t('But, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it.') . ' '
+                    . $l->t('See %s', [ $urlGenerator->linkToDocs('admin-config') ]),
+                    503
+                );
+            }
+        }
+    }
+
+    public static function checkInstalled(\OC\SystemConfig $systemConfig): void {
+        if (defined('OC_CONSOLE')) {
+            return;
+        }
+        // Redirect to installer if not installed
+        if (!$systemConfig->getValue('installed', false) && OC::$SUBURI !== '/index.php' && OC::$SUBURI !== '/status.php') {
+            if (OC::$CLI) {
+                throw new Exception('Not installed');
+            } else {
+                $url = OC::$WEBROOT . '/index.php';
+                header('Location: ' . $url);
+            }
+            exit();
+        }
+    }
+
+    public static function checkMaintenanceMode(\OC\SystemConfig $systemConfig): void {
+        // Allow ajax update script to execute without being stopped
+        if (((bool)$systemConfig->getValue('maintenance', false)) && OC::$SUBURI != '/core/ajax/update.php') {
+            // send http status 503
+            http_response_code(503);
+            header('X-Nextcloud-Maintenance-Mode: 1');
+            header('Retry-After: 120');
+
+            // render error page
+            $template = Server::get(ITemplateManager::class)->getTemplate('', 'update.user', 'guest');
+            \OCP\Util::addScript('core', 'maintenance');
+            \OCP\Util::addStyle('core', 'guest');
+            $template->printPage();
+            die();
+        }
+    }
+
+    /**
+     * Prints the upgrade page
+     */
+    private static function printUpgradePage(\OC\SystemConfig $systemConfig): void {
+        $cliUpgradeLink = $systemConfig->getValue('upgrade.cli-upgrade-link', '');
+        $disableWebUpdater = $systemConfig->getValue('upgrade.disable-web', false);
+        $tooBig = false;
+        if (!$disableWebUpdater) {
+            $apps = Server::get(\OCP\App\IAppManager::class);
+            if ($apps->isEnabledForAnyone('user_ldap')) {
+                $qb = Server::get(\OCP\IDBConnection::class)->getQueryBuilder();
+
+                $result = $qb->select($qb->func()->count('*', 'user_count'))
+                    ->from('ldap_user_mapping')
+                    ->executeQuery();
+                $row = $result->fetch();
+                $result->closeCursor();
+
+                $tooBig = ($row['user_count'] > 50);
+            }
+            if (!$tooBig && $apps->isEnabledForAnyone('user_saml')) {
+                $qb = Server::get(\OCP\IDBConnection::class)->getQueryBuilder();
+
+                $result = $qb->select($qb->func()->count('*', 'user_count'))
+                    ->from('user_saml_users')
+                    ->executeQuery();
+                $row = $result->fetch();
+                $result->closeCursor();
+
+                $tooBig = ($row['user_count'] > 50);
+            }
+            if (!$tooBig) {
+                // count users
+                $totalUsers = Server::get(\OCP\IUserManager::class)->countUsersTotal(51);
+                $tooBig = ($totalUsers > 50);
+            }
+        }
+        $ignoreTooBigWarning = isset($_GET['IKnowThatThisIsABigInstanceAndTheUpdateRequestCouldRunIntoATimeoutAndHowToRestoreABackup']) &&
+            $_GET['IKnowThatThisIsABigInstanceAndTheUpdateRequestCouldRunIntoATimeoutAndHowToRestoreABackup'] === 'IAmSuperSureToDoThis';
+
+        if ($disableWebUpdater || ($tooBig && !$ignoreTooBigWarning)) {
+            // send http status 503
+            http_response_code(503);
+            header('Retry-After: 120');
+
+            $serverVersion = \OCP\Server::get(\OCP\ServerVersion::class);
+
+            // render error page
+            $template = Server::get(ITemplateManager::class)->getTemplate('', 'update.use-cli', 'guest');
+            $template->assign('productName', 'nextcloud'); // for now
+            $template->assign('version', $serverVersion->getVersionString());
+            $template->assign('tooBig', $tooBig);
+            $template->assign('cliUpgradeLink', $cliUpgradeLink);
+
+            $template->printPage();
+            die();
+        }
+
+        // check whether this is a core update or apps update
+        $installedVersion = $systemConfig->getValue('version', '0.0.0');
+        $currentVersion = implode('.', \OCP\Util::getVersion());
+
+        // if not a core upgrade, then it's apps upgrade
+        $isAppsOnlyUpgrade = version_compare($currentVersion, $installedVersion, '=');
+
+        $oldTheme = $systemConfig->getValue('theme');
+        $systemConfig->setValue('theme', '');
+        \OCP\Util::addScript('core', 'common');
+        \OCP\Util::addScript('core', 'main');
+        \OCP\Util::addTranslations('core');
+        \OCP\Util::addScript('core', 'update');
+
+        /** @var \OC\App\AppManager $appManager */
+        $appManager = Server::get(\OCP\App\IAppManager::class);
+
+        $tmpl = Server::get(ITemplateManager::class)->getTemplate('', 'update.admin', 'guest');
+        $tmpl->assign('version', \OCP\Server::get(\OCP\ServerVersion::class)->getVersionString());
+        $tmpl->assign('isAppsOnlyUpgrade', $isAppsOnlyUpgrade);
+
+        // get third party apps
+        $ocVersion = \OCP\Util::getVersion();
+        $ocVersion = implode('.', $ocVersion);
+        $incompatibleApps = $appManager->getIncompatibleApps($ocVersion);
+        $incompatibleOverwrites = $systemConfig->getValue('app_install_overwrite', []);
+        $incompatibleShippedApps = [];
+        $incompatibleDisabledApps = [];
+        foreach ($incompatibleApps as $appInfo) {
+            if ($appManager->isShipped($appInfo['id'])) {
+                $incompatibleShippedApps[] = $appInfo['name'] . ' (' . $appInfo['id'] . ')';
+            }
+            if (!in_array($appInfo['id'], $incompatibleOverwrites)) {
+                $incompatibleDisabledApps[] = $appInfo;
+            }
+        }
+
+        if (!empty($incompatibleShippedApps)) {
+            $l = Server::get(\OCP\L10N\IFactory::class)->get('core');
+            $hint = $l->t('Application %1$s is not present or has a non-compatible version with this server. Please check the apps directory.', [implode(', ', $incompatibleShippedApps)]);
+            throw new \OCP\HintException('Application ' . implode(', ', $incompatibleShippedApps) . ' is not present or has a non-compatible version with this server. Please check the apps directory.', $hint);
+        }
+
+        $tmpl->assign('appsToUpgrade', $appManager->getAppsNeedingUpgrade($ocVersion));
+        $tmpl->assign('incompatibleAppsList', $incompatibleDisabledApps);
+        try {
+            $defaults = new \OC_Defaults();
+            $tmpl->assign('productName', $defaults->getName());
+        } catch (Throwable $error) {
+            $tmpl->assign('productName', 'Nextcloud');
+        }
+        $tmpl->assign('oldTheme', $oldTheme);
+        $tmpl->printPage();
+    }
+
+    public static function initSession(): void {
+        $request = Server::get(IRequest::class);
+
+        // TODO: Temporary disabled again to solve issues with CalDAV/CardDAV clients like DAVx5 that use cookies
+        // TODO: See https://github.com/nextcloud/server/issues/37277#issuecomment-1476366147 and the other comments
+        // TODO: for further information.
+        // $isDavRequest = strpos($request->getRequestUri(), '/remote.php/dav') === 0 || strpos($request->getRequestUri(), '/remote.php/webdav') === 0;
+        // if ($request->getHeader('Authorization') !== '' && is_null($request->getCookie('cookie_test')) && $isDavRequest && !isset($_COOKIE['nc_session_id'])) {
+        // setcookie('cookie_test', 'test', time() + 3600);
+        // // Do not initialize the session if a request is authenticated directly
+        // // unless there is a session cookie already sent along
+        // return;
+        // }
+
+        if ($request->getServerProtocol() === 'https') {
+            ini_set('session.cookie_secure', 'true');
+        }
+
+        // prevents javascript from accessing php session cookies
+        ini_set('session.cookie_httponly', 'true');
+
+        // Do not initialize sessions for 'status.php' requests
+        // Monitoring endpoints can quickly flood session handlers
+        // and 'status.php' doesn't require sessions anyway
+        if (str_ends_with($request->getScriptName(), '/status.php')) {
+            return;
+        }
+
+        // set the cookie path to the Nextcloud directory
+        $cookie_path = OC::$WEBROOT ? : '/';
+        ini_set('session.cookie_path', $cookie_path);
+
+        // Let the session name be changed in the initSession Hook
+        $sessionName = OC_Util::getInstanceId();
+
+        try {
+            $logger = null;
+            if (Server::get(\OC\SystemConfig::class)->getValue('installed', false)) {
+                $logger = logger('core');
+            }
+
+            // set the session name to the instance id - which is unique
+            $session = new \OC\Session\Internal(
+                $sessionName,
+                $logger,
+            );
+
+            $cryptoWrapper = Server::get(\OC\Session\CryptoWrapper::class);
+            $session = $cryptoWrapper->wrapSession($session);
+            self::$server->setSession($session);
+
+            // if session can't be started break with http 500 error
+        } catch (Exception $e) {
+            Server::get(LoggerInterface::class)->error($e->getMessage(), ['app' => 'base','exception' => $e]);
+            //show the user a detailed error page
+            Server::get(ITemplateManager::class)->printExceptionErrorPage($e, 500);
+            die();
+        }
+
+        //try to set the session lifetime
+        $sessionLifeTime = self::getSessionLifeTime();
+
+        // session timeout
+        if ($session->exists('LAST_ACTIVITY') && (time() - $session->get('LAST_ACTIVITY') > $sessionLifeTime)) {
+            if (isset($_COOKIE[session_name()])) {
+                setcookie(session_name(), '', -1, self::$WEBROOT ? : '/');
+            }
+            Server::get(IUserSession::class)->logout();
+        }
+
+        if (!self::hasSessionRelaxedExpiry()) {
+            $session->set('LAST_ACTIVITY', time());
+        }
+        $session->close();
+    }
+
+    private static function getSessionLifeTime(): int {
+        return Server::get(\OC\AllConfig::class)->getSystemValueInt('session_lifetime', 60 * 60 * 24);
+    }
+
+    /**
+     * @return bool true if the session expiry should only be done by gc instead of an explicit timeout
+     */
+    public static function hasSessionRelaxedExpiry(): bool {
+        return Server::get(\OC\AllConfig::class)->getSystemValueBool('session_relaxed_expiry', false);
+    }
+
+    /**
+     * Try to set some values to the required Nextcloud default
+     */
+    public static function setRequiredIniValues(): void {
+        // Don't display errors and log them
+        @ini_set('display_errors', '0');
+        @ini_set('log_errors', '1');
+
+        // Try to configure php to enable big file uploads.
+        // This doesn't work always depending on the webserver and php configuration.
+        // Let's try to overwrite some defaults if they are smaller than 1 hour
+
+        if (intval(@ini_get('max_execution_time') ?: 0) < 3600) {
+            @ini_set('max_execution_time', strval(3600));
+        }
+
+        if (intval(@ini_get('max_input_time') ?: 0) < 3600) {
+            @ini_set('max_input_time', strval(3600));
+        }
+
+        // Try to set the maximum execution time to the largest time limit we have
+        if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
+            @set_time_limit(max(intval(@ini_get('max_execution_time')), intval(@ini_get('max_input_time'))));
+        }
+
+        @ini_set('default_charset', 'UTF-8');
+        @ini_set('gd.jpeg_ignore_warning', '1');
+    }
+
+    /**
+     * Send the same site cookies
+     */
+    private static function sendSameSiteCookies(): void {
+        $cookieParams = session_get_cookie_params();
+        $secureCookie = ($cookieParams['secure'] === true) ? 'secure; ' : '';
+        $policies = [
+            'lax',
+            'strict',
+        ];
+
+        // Append __Host to the cookie if it meets the requirements
+        $cookiePrefix = '';
+        if ($cookieParams['secure'] === true && $cookieParams['path'] === '/') {
+            $cookiePrefix = '__Host-';
+        }
+
+        foreach ($policies as $policy) {
+            header(
+                sprintf(
+                    'Set-Cookie: %snc_sameSiteCookie%s=true; path=%s; httponly;' . $secureCookie . 'expires=Fri, 31-Dec-2100 23:59:59 GMT; SameSite=%s',
+                    $cookiePrefix,
+                    $policy,
+                    $cookieParams['path'],
+                    $policy
+                ),
+                false
+            );
+        }
+    }
+
+    /**
+     * Same Site cookie to further mitigate CSRF attacks. This cookie has to
+     * be set in every request if cookies are sent to add a second level of
+     * defense against CSRF.
+     *
+     * If the cookie is not sent this will set the cookie and reload the page.
+     * We use an additional cookie since we want to protect logout CSRF and
+     * also we can't directly interfere with PHP's session mechanism.
+     */
+    private static function performSameSiteCookieProtection(IConfig $config): void {
+        $request = Server::get(IRequest::class);
+
+        // Some user agents are notorious and don't really properly follow HTTP
+        // specifications. For those, have an automated opt-out. Since the protection
+        // for remote.php is applied in base.php as starting point we need to opt out
+        // here.
+        $incompatibleUserAgents = $config->getSystemValue('csrf.optout');
+
+        // Fallback, if csrf.optout is unset
+        if (!is_array($incompatibleUserAgents)) {
+            $incompatibleUserAgents = [
+                // OS X Finder
+                '/^WebDAVFS/',
+                // Windows webdav drive
+                '/^Microsoft-WebDAV-MiniRedir/',
+            ];
+        }
+
+        if ($request->isUserAgent($incompatibleUserAgents)) {
+            return;
+        }
+
+        if (count($_COOKIE) > 0) {
+            $requestUri = $request->getScriptName();
+            $processingScript = explode('/', $requestUri);
+            $processingScript = $processingScript[count($processingScript) - 1];
+
+            // index.php routes are handled in the middleware
+            // and cron.php does not need any authentication at all
+            if ($processingScript === 'index.php'
+                || $processingScript === 'cron.php') {
+                return;
+            }
+
+            // All other endpoints require the lax and the strict cookie
+            if (!$request->passesStrictCookieCheck()) {
+                logger('core')->warning('Request does not pass strict cookie check');
+                self::sendSameSiteCookies();
+                // Debug mode gets access to the resources without strict cookie
+                // due to the fact that the SabreDAV browser also lives there.
+                if (!$config->getSystemValueBool('debug', false)) {
+                    http_response_code(\OCP\AppFramework\Http::STATUS_PRECONDITION_FAILED);
+                    header('Content-Type: application/json');
+                    echo json_encode(['error' => 'Strict Cookie has not been found in request']);
+                    exit();
+                }
+            }
+        } elseif (!isset($_COOKIE['nc_sameSiteCookielax']) || !isset($_COOKIE['nc_sameSiteCookiestrict'])) {
+            self::sendSameSiteCookies();
+        }
+    }
+
+    public static function init(): void {
+        // First handle PHP configuration and copy auth headers to the expected
+        // $_SERVER variable before doing anything Server object related
+        self::setRequiredIniValues();
+        self::handleAuthHeaders();
+
+        // prevent any XML processing from loading external entities
+        libxml_set_external_entity_loader(static function () {
+            return null;
+        });
+
+        // Set default timezone before the Server object is booted
+        if (!date_default_timezone_set('UTC')) {
+            throw new \RuntimeException('Could not set timezone to UTC');
+        }
+
+        // calculate the root directories
+        OC::$SERVERROOT = str_replace('\\', '/', substr(__DIR__, 0, -4));
+
+        // register autoloader
+        $loaderStart = microtime(true);
+        require_once __DIR__ . '/autoloader.php';
+        self::$loader = new \OC\Autoloader([
+            OC::$SERVERROOT . '/lib/private/legacy',
+        ]);
+        if (defined('PHPUNIT_RUN')) {
+            self::$loader->addValidRoot(OC::$SERVERROOT . '/tests');
+        }
+        spl_autoload_register([self::$loader, 'load']);
+        $loaderEnd = microtime(true);
+
+        self::$CLI = (php_sapi_name() == 'cli');
+
+        // Add default composer PSR-4 autoloader, ensure apcu to be disabled
+        self::$composerAutoloader = require_once OC::$SERVERROOT . '/lib/composer/autoload.php';
+        self::$composerAutoloader->setApcuPrefix(null);
+
+
+        try {
+            self::initPaths();
+            // setup 3rdparty autoloader
+            $vendorAutoLoad = OC::$SERVERROOT . '/3rdparty/autoload.php';
+            if (!file_exists($vendorAutoLoad)) {
+                throw new \RuntimeException('Composer autoloader not found, unable to continue. Check the folder "3rdparty". Running "git submodule update --init" will initialize the git submodule that handles the subfolder "3rdparty".');
+            }
+            require_once $vendorAutoLoad;
+        } catch (\RuntimeException $e) {
+            if (!self::$CLI) {
+                http_response_code(503);
+            }
+            // we can't use the template error page here, because this needs the
+            // DI container which isn't available yet
+            print($e->getMessage());
+            exit();
+        }
+
+        // setup the basic server
+        self::$server = new \OC\Server(\OC::$WEBROOT, self::$config);
+        self::$server->boot();
+
+        try {
+            $profiler = new BuiltInProfiler(
+                Server::get(IConfig::class),
+                Server::get(IRequest::class),
+            );
+            $profiler->start();
+        } catch (\Throwable $e) {
+            logger('core')->error('Failed to start profiler: ' . $e->getMessage(), ['app' => 'base']);
+        }
+
+        if (self::$CLI && in_array('--' . \OCP\Console\ReservedOptions::DEBUG_LOG, $_SERVER['argv'])) {
+            \OC\Core\Listener\BeforeMessageLoggedEventListener::setup();
+        }
+
+        $eventLogger = Server::get(\OCP\Diagnostics\IEventLogger::class);
+        $eventLogger->log('autoloader', 'Autoloader', $loaderStart, $loaderEnd);
+        $eventLogger->start('boot', 'Initialize');
+
+        // Override php.ini and log everything if we're troubleshooting
+        if (self::$config->getValue('loglevel') === ILogger::DEBUG) {
+            error_reporting(E_ALL);
+        }
+
+        $systemConfig = Server::get(\OC\SystemConfig::class);
+        self::registerAutoloaderCache($systemConfig);
+
+        // initialize intl fallback if necessary
+        OC_Util::isSetLocaleWorking();
+
+        $config = Server::get(IConfig::class);
+        if (!defined('PHPUNIT_RUN')) {
+            $errorHandler = new OC\Log\ErrorHandler(
+                \OCP\Server::get(\Psr\Log\LoggerInterface::class),
+            );
+            $exceptionHandler = [$errorHandler, 'onException'];
+            if ($config->getSystemValueBool('debug', false)) {
+                set_error_handler([$errorHandler, 'onAll'], E_ALL);
+                if (\OC::$CLI) {
+                    $exceptionHandler = [Server::get(ITemplateManager::class), 'printExceptionErrorPage'];
+                }
+            } else {
+                set_error_handler([$errorHandler, 'onError']);
+            }
+            register_shutdown_function([$errorHandler, 'onShutdown']);
+            set_exception_handler($exceptionHandler);
+        }
+
+        /** @var \OC\AppFramework\Bootstrap\Coordinator $bootstrapCoordinator */
+        $bootstrapCoordinator = Server::get(\OC\AppFramework\Bootstrap\Coordinator::class);
+        $bootstrapCoordinator->runInitialRegistration();
+
+        $eventLogger->start('init_session', 'Initialize session');
+
+        // Check for PHP SimpleXML extension earlier since we need it before our other checks and want to provide a useful hint for web users
+        // see https://github.com/nextcloud/server/pull/2619
+        if (!function_exists('simplexml_load_file')) {
+            throw new \OCP\HintException('The PHP SimpleXML/PHP-XML extension is not installed.', 'Install the extension or make sure it is enabled.');
+        }
+
+        $appManager = Server::get(\OCP\App\IAppManager::class);
+        if ($systemConfig->getValue('installed', false)) {
+            $appManager->loadApps(['session']);
+        }
+        if (!self::$CLI) {
+            self::initSession();
+        }
+        $eventLogger->end('init_session');
+        self::checkConfig();
+        self::checkInstalled($systemConfig);
+
+        OC_Response::addSecurityHeaders();
+
+        self::performSameSiteCookieProtection($config);
+
+        if (!defined('OC_CONSOLE')) {
+            $eventLogger->start('check_server', 'Run a few configuration checks');
+            $errors = OC_Util::checkServer($systemConfig);
+            if (count($errors) > 0) {
+                if (!self::$CLI) {
+                    http_response_code(503);
+                    Util::addStyle('guest');
+                    try {
+                        Server::get(ITemplateManager::class)->printGuestPage('', 'error', ['errors' => $errors]);
+                        exit;
+                    } catch (\Exception $e) {
+                        // In case any error happens when showing the error page, we simply fall back to posting the text.
+                        // This might be the case when e.g. the data directory is broken and we can not load/write SCSS to/from it.
+                    }
+                }
+
+                // Convert l10n string into regular string for usage in database
+                $staticErrors = [];
+                foreach ($errors as $error) {
+                    echo $error['error'] . "\n";
+                    echo $error['hint'] . "\n\n";
+                    $staticErrors[] = [
+                        'error' => (string)$error['error'],
+                        'hint' => (string)$error['hint'],
+                    ];
+                }
+
+                try {
+                    $config->setAppValue('core', 'cronErrors', json_encode($staticErrors));
+                } catch (\Exception $e) {
+                    echo('Writing to database failed');
+                }
+                exit(1);
+            } elseif (self::$CLI && $config->getSystemValueBool('installed', false)) {
+                $config->deleteAppValue('core', 'cronErrors');
+            }
+            $eventLogger->end('check_server');
+        }
+
+        // User and Groups
+        if (!$systemConfig->getValue('installed', false)) {
+            self::$server->getSession()->set('user_id', '');
+        }
+
+        $eventLogger->start('setup_backends', 'Setup group and user backends');
+        Server::get(\OCP\IUserManager::class)->registerBackend(new \OC\User\Database());
+        Server::get(\OCP\IGroupManager::class)->addBackend(new \OC\Group\Database());
+
+        // Subscribe to the hook
+        \OCP\Util::connectHook(
+            '\OCA\Files_Sharing\API\Server2Server',
+            'preLoginNameUsedAsUserName',
+            '\OC\User\Database',
+            'preLoginNameUsedAsUserName'
+        );
+
+        //setup extra user backends
+        if (!\OCP\Util::needUpgrade()) {
+            OC_User::setupBackends();
+        } else {
+            // Run upgrades in incognito mode
+            OC_User::setIncognitoMode(true);
+        }
+        $eventLogger->end('setup_backends');
+
+        self::registerCleanupHooks($systemConfig);
+        self::registerShareHooks($systemConfig);
+        self::registerEncryptionWrapperAndHooks();
+        self::registerAccountHooks();
+        self::registerResourceCollectionHooks();
+        self::registerFileReferenceEventListener();
+        self::registerRenderReferenceEventListener();
+        self::registerAppRestrictionsHooks();
+
+        // Make sure that the application class is not loaded before the database is setup
+        if ($systemConfig->getValue('installed', false)) {
+            $appManager->loadApp('settings');
+            /* Build core application to make sure that listeners are registered */
+            Server::get(\OC\Core\Application::class);
+        }
+
+        //make sure temporary files are cleaned up
+        $tmpManager = Server::get(\OCP\ITempManager::class);
+        register_shutdown_function([$tmpManager, 'clean']);
+        $lockProvider = Server::get(\OCP\Lock\ILockingProvider::class);
+        register_shutdown_function([$lockProvider, 'releaseAll']);
+
+        // Check whether the sample configuration has been copied
+        if ($systemConfig->getValue('copied_sample_config', false)) {
+            $l = Server::get(\OCP\L10N\IFactory::class)->get('lib');
+            Server::get(ITemplateManager::class)->printErrorPage(
+                $l->t('Sample configuration detected'),
+                $l->t('It has been detected that the sample configuration has been copied. This can break your installation and is unsupported. Please read the documentation before performing changes on config.php'),
+                503
+            );
+            return;
+        }
+
+        $request = Server::get(IRequest::class);
+        $host = $request->getInsecureServerHost();
+        /**
+         * if the host passed in headers isn't trusted
+         * FIXME: Should not be in here at all :see_no_evil:
+         */
+        if (!OC::$CLI
+            && !Server::get(\OC\Security\TrustedDomainHelper::class)->isTrustedDomain($host)
+            && $config->getSystemValueBool('installed', false)
+        ) {
+            // Allow access to CSS resources
+            $isScssRequest = false;
+            if (strpos($request->getPathInfo() ?: '', '/css/') === 0) {
+                $isScssRequest = true;
+            }
+
+            if (substr($request->getRequestUri(), -11) === '/status.php') {
+                http_response_code(400);
+                header('Content-Type: application/json');
+                echo '{"error": "Trusted domain error.", "code": 15}';
+                exit();
+            }
+
+            if (!$isScssRequest) {
+                http_response_code(400);
+                Server::get(LoggerInterface::class)->info(
+                    'Trusted domain error. "{remoteAddress}" tried to access using "{host}" as host.',
+                    [
+                        'app' => 'core',
+                        'remoteAddress' => $request->getRemoteAddress(),
+                        'host' => $host,
+                    ]
+                );
+
+                $tmpl = Server::get(ITemplateManager::class)->getTemplate('core', 'untrustedDomain', 'guest');
+                $tmpl->assign('docUrl', Server::get(IURLGenerator::class)->linkToDocs('admin-trusted-domains'));
+                $tmpl->printPage();
+
+                exit();
+            }
+        }
+        $eventLogger->end('boot');
+        $eventLogger->log('init', 'OC::init', $loaderStart, microtime(true));
+        $eventLogger->start('runtime', 'Runtime');
+        $eventLogger->start('request', 'Full request after boot');
+        register_shutdown_function(function () use ($eventLogger) {
+            $eventLogger->end('request');
+        });
+
+        register_shutdown_function(function () {
+            $memoryPeak = memory_get_peak_usage();
+            $logLevel = match (true) {
+                $memoryPeak > 500_000_000 => ILogger::FATAL,
+                $memoryPeak > 400_000_000 => ILogger::ERROR,
+                $memoryPeak > 300_000_000 => ILogger::WARN,
+                default => null,
+            };
+            if ($logLevel !== null) {
+                $message = 'Request used more than 300 MB of RAM: ' . Util::humanFileSize($memoryPeak);
+                $logger = Server::get(LoggerInterface::class);
+                $logger->log($logLevel, $message, ['app' => 'core']);
+            }
+        });
+    }
+
+    /**
+     * register hooks for the cleanup of cache and bruteforce protection
+     */
+    public static function registerCleanupHooks(\OC\SystemConfig $systemConfig): void {
+        //don't try to do this before we are properly setup
+        if ($systemConfig->getValue('installed', false) && !\OCP\Util::needUpgrade()) {
+            // NOTE: This will be replaced to use OCP
+            $userSession = Server::get(\OC\User\Session::class);
+            $userSession->listen('\OC\User', 'postLogin', function () use ($userSession) {
+                if (!defined('PHPUNIT_RUN') && $userSession->isLoggedIn()) {
+                    // reset brute force delay for this IP address and username
+                    $uid = $userSession->getUser()->getUID();
+                    $request = Server::get(IRequest::class);
+                    $throttler = Server::get(IThrottler::class);
+                    $throttler->resetDelay($request->getRemoteAddress(), 'login', ['user' => $uid]);
+                }
+
+                try {
+                    $cache = new \OC\Cache\File();
+                    $cache->gc();
+                } catch (\OC\ServerNotAvailableException $e) {
+                    // not a GC exception, pass it on
+                    throw $e;
+                } catch (\OC\ForbiddenException $e) {
+                    // filesystem blocked for this request, ignore
+                } catch (\Exception $e) {
+                    // a GC exception should not prevent users from using OC,
+                    // so log the exception
+                    Server::get(LoggerInterface::class)->warning('Exception when running cache gc.', [
+                        'app' => 'core',
+                        'exception' => $e,
+                    ]);
+                }
+            });
+        }
+    }
+
+    private static function registerEncryptionWrapperAndHooks(): void {
+        /** @var \OC\Encryption\Manager */
+        $manager = Server::get(\OCP\Encryption\IManager::class);
+        Server::get(IEventDispatcher::class)->addListener(
+            BeforeFileSystemSetupEvent::class,
+            $manager->setupStorage(...),
+        );
+
+        $enabled = $manager->isEnabled();
+        if ($enabled) {
+            \OC\Encryption\EncryptionEventListener::register(Server::get(IEventDispatcher::class));
+        }
+    }
+
+    private static function registerAccountHooks(): void {
+        /** @var IEventDispatcher $dispatcher */
+        $dispatcher = Server::get(IEventDispatcher::class);
+        $dispatcher->addServiceListener(UserChangedEvent::class, \OC\Accounts\Hooks::class);
+    }
+
+    private static function registerAppRestrictionsHooks(): void {
+        /** @var \OC\Group\Manager $groupManager */
+        $groupManager = Server::get(\OCP\IGroupManager::class);
+        $groupManager->listen('\OC\Group', 'postDelete', function (\OCP\IGroup $group) {
+            $appManager = Server::get(\OCP\App\IAppManager::class);
+            $apps = $appManager->getEnabledAppsForGroup($group);
+            foreach ($apps as $appId) {
+                $restrictions = $appManager->getAppRestriction($appId);
+                if (empty($restrictions)) {
+                    continue;
+                }
+                $key = array_search($group->getGID(), $restrictions);
+                unset($restrictions[$key]);
+                $restrictions = array_values($restrictions);
+                if (empty($restrictions)) {
+                    $appManager->disableApp($appId);
+                } else {
+                    $appManager->enableAppForGroups($appId, $restrictions);
+                }
+            }
+        });
+    }
+
+    private static function registerResourceCollectionHooks(): void {
+        \OC\Collaboration\Resources\Listener::register(Server::get(IEventDispatcher::class));
+    }
+
+    private static function registerFileReferenceEventListener(): void {
+        \OC\Collaboration\Reference\File\FileReferenceEventListener::register(Server::get(IEventDispatcher::class));
+    }
+
+    private static function registerRenderReferenceEventListener() {
+        \OC\Collaboration\Reference\RenderReferenceEventListener::register(Server::get(IEventDispatcher::class));
+    }
+
+    /**
+     * register hooks for sharing
+     */
+    public static function registerShareHooks(\OC\SystemConfig $systemConfig): void {
+        if ($systemConfig->getValue('installed')) {
+
+            $dispatcher = Server::get(IEventDispatcher::class);
+            $dispatcher->addServiceListener(UserRemovedEvent::class, UserRemovedListener::class);
+            $dispatcher->addServiceListener(GroupDeletedEvent::class, GroupDeletedListener::class);
+            $dispatcher->addServiceListener(UserDeletedEvent::class, UserDeletedListener::class);
+        }
+    }
+
+    protected static function registerAutoloaderCache(\OC\SystemConfig $systemConfig): void {
+        // The class loader takes an optional low-latency cache, which MUST be
+        // namespaced. The instanceid is used for namespacing, but might be
+        // unavailable at this point. Furthermore, it might not be possible to
+        // generate an instanceid via \OC_Util::getInstanceId() because the
+        // config file may not be writable. As such, we only register a class
+        // loader cache if instanceid is available without trying to create one.
+        $instanceId = $systemConfig->getValue('instanceid', null);
+        if ($instanceId) {
+            try {
+                $memcacheFactory = Server::get(\OCP\ICacheFactory::class);
+                self::$loader->setMemoryCache($memcacheFactory->createLocal('Autoloader'));
+            } catch (\Exception $ex) {
+            }
+        }
+    }
+
+    /**
+     * Handle the request
+     */
+    public static function handleRequest(): void {
+        Server::get(\OCP\Diagnostics\IEventLogger::class)->start('handle_request', 'Handle request');
+        $systemConfig = Server::get(\OC\SystemConfig::class);
+
+        // Check if Nextcloud is installed or in maintenance (update) mode
+        if (!$systemConfig->getValue('installed', false)) {
+            \OC::$server->getSession()->clear();
+            $controller = Server::get(\OC\Core\Controller\SetupController::class);
+            $controller->run($_POST);
+            exit();
+        }
+
+        $request = Server::get(IRequest::class);
+        $requestPath = $request->getRawPathInfo();
+        if ($requestPath === '/heartbeat') {
+            return;
+        }
+        if (substr($requestPath, -3) !== '.js') { // we need these files during the upgrade
+            self::checkMaintenanceMode($systemConfig);
+
+            if (\OCP\Util::needUpgrade()) {
+                if (function_exists('opcache_reset')) {
+                    opcache_reset();
+                }
+                if (!((bool)$systemConfig->getValue('maintenance', false))) {
+                    self::printUpgradePage($systemConfig);
+                    exit();
+                }
+            }
+        }
+
+        $appManager = Server::get(\OCP\App\IAppManager::class);
+
+        // Always load authentication apps
+        $appManager->loadApps(['authentication']);
+        $appManager->loadApps(['extended_authentication']);
+
+        // Load minimum set of apps
+        if (!\OCP\Util::needUpgrade()
+            && !((bool)$systemConfig->getValue('maintenance', false))) {
+            // For logged-in users: Load everything
+            if (Server::get(IUserSession::class)->isLoggedIn()) {
+                $appManager->loadApps();
+            } else {
+                // For guests: Load only filesystem and logging
+                $appManager->loadApps(['filesystem', 'logging']);
+
+                // Don't try to login when a client is trying to get a OAuth token.
+                // OAuth needs to support basic auth too, so the login is not valid
+                // inside Nextcloud and the Login exception would ruin it.
+                if ($request->getRawPathInfo() !== '/apps/oauth2/api/v1/token') {
+                    self::handleLogin($request);
+                }
+            }
+        }
+
+        if (!self::$CLI) {
+            try {
+                if (!\OCP\Util::needUpgrade()) {
+                    $appManager->loadApps(['filesystem', 'logging']);
+                    $appManager->loadApps();
+                }
+                Server::get(\OC\Route\Router::class)->match($request->getRawPathInfo());
+                return;
+            } catch (Symfony\Component\Routing\Exception\ResourceNotFoundException $e) {
+                //header('HTTP/1.0 404 Not Found');
+            } catch (Symfony\Component\Routing\Exception\MethodNotAllowedException $e) {
+                http_response_code(405);
+                return;
+            }
+        }
+
+        // Handle WebDAV
+        if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'PROPFIND') {
+            // not allowed any more to prevent people
+            // mounting this root directly.
+            // Users need to mount remote.php/webdav instead.
+            http_response_code(405);
+            return;
+        }
+
+        // Handle requests for JSON or XML
+        $acceptHeader = $request->getHeader('Accept');
+        if (in_array($acceptHeader, ['application/json', 'application/xml'], true)) {
+            http_response_code(404);
+            return;
+        }
+
+        // Handle resources that can't be found
+        // This prevents browsers from redirecting to the default page and then
+        // attempting to parse HTML as CSS and similar.
+        $destinationHeader = $request->getHeader('Sec-Fetch-Dest');
+        if (in_array($destinationHeader, ['font', 'script', 'style'])) {
+            http_response_code(404);
+            return;
+        }
+
+        // Redirect to the default app or login only as an entry point
+        if ($requestPath === '') {
+            // Someone is logged in
+            if (Server::get(IUserSession::class)->isLoggedIn()) {
+                header('Location: ' . Server::get(IURLGenerator::class)->linkToDefaultPageUrl());
+            } else {
+                // Not handled and not logged in
+                header('Location: ' . Server::get(IURLGenerator::class)->linkToRouteAbsolute('core.login.showLoginForm'));
+            }
+            return;
+        }
+
+        try {
+            Server::get(\OC\Route\Router::class)->match('/error/404');
+        } catch (\Exception $e) {
+            if (!$e instanceof MethodNotAllowedException) {
+                logger('core')->emergency($e->getMessage(), ['exception' => $e]);
+            }
+            $l = Server::get(\OCP\L10N\IFactory::class)->get('lib');
+            Server::get(ITemplateManager::class)->printErrorPage(
+                '404',
+                $l->t('The page could not be found on the server.'),
+                404
+            );
+        }
+    }
+
+    /**
+     * Check login: apache auth, auth token, basic auth
+     */
+    public static function handleLogin(OCP\IRequest $request): bool {
+        if ($request->getHeader('X-Nextcloud-Federation')) {
+            return false;
+        }
+        $userSession = Server::get(\OC\User\Session::class);
+        if (OC_User::handleApacheAuth()) {
+            return true;
+        }
+        if (self::tryAppAPILogin($request)) {
+            return true;
+        }
+        if ($userSession->tryTokenLogin($request)) {
+            return true;
+        }
+        if (isset($_COOKIE['nc_username'])
+            && isset($_COOKIE['nc_token'])
+            && isset($_COOKIE['nc_session_id'])
+            && $userSession->loginWithCookie($_COOKIE['nc_username'], $_COOKIE['nc_token'], $_COOKIE['nc_session_id'])) {
+            return true;
+        }
+        if ($userSession->tryBasicAuthLogin($request, Server::get(IThrottler::class))) {
+            return true;
+        }
+        return false;
+    }
+
+    protected static function handleAuthHeaders(): void {
+        //copy http auth headers for apache+php-fcgid work around
+        if (isset($_SERVER['HTTP_XAUTHORIZATION']) && !isset($_SERVER['HTTP_AUTHORIZATION'])) {
+            $_SERVER['HTTP_AUTHORIZATION'] = $_SERVER['HTTP_XAUTHORIZATION'];
+        }
+
+        // Extract PHP_AUTH_USER/PHP_AUTH_PW from other headers if necessary.
+        $vars = [
+            'HTTP_AUTHORIZATION', // apache+php-cgi work around
+            'REDIRECT_HTTP_AUTHORIZATION', // apache+php-cgi alternative
+        ];
+        foreach ($vars as $var) {
+            if (isset($_SERVER[$var]) && is_string($_SERVER[$var]) && preg_match('/Basic\s+(.*)$/i', $_SERVER[$var], $matches)) {
+                $credentials = explode(':', base64_decode($matches[1]), 2);
+                if (count($credentials) === 2) {
+                    $_SERVER['PHP_AUTH_USER'] = $credentials[0];
+                    $_SERVER['PHP_AUTH_PW'] = $credentials[1];
+                    break;
+                }
+            }
+        }
+    }
+
+    protected static function tryAppAPILogin(OCP\IRequest $request): bool {
+        if (!$request->getHeader('AUTHORIZATION-APP-API')) {
+            return false;
+        }
+        $appManager = Server::get(OCP\App\IAppManager::class);
+        if (!$appManager->isEnabledForAnyone('app_api')) {
+            return false;
+        }
+        try {
+            $appAPIService = Server::get(OCA\AppAPI\Service\AppAPIService::class);
+            return $appAPIService->validateExAppRequestToNC($request);
+        } catch (\Psr\Container\NotFoundExceptionInterface|\Psr\Container\ContainerExceptionInterface $e) {
+            return false;
+        }
+    }
 }
 
 OC::init();