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* chore: Compile assetsFerdinand Thiessen2024-06-141-0/+1
Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-02 02:41:54 +0000
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<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2016 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
namespace OC\Files\AppData;

use OC\Files\SimpleFS\SimpleFolder;
use OC\SystemConfig;
use OCP\Cache\CappedMemoryCache;
use OCP\Files\Folder;
use OCP\Files\IAppData;
use OCP\Files\IRootFolder;
use OCP\Files\Node;
use OCP\Files\NotFoundException;
use OCP\Files\NotPermittedException;
use OCP\Files\SimpleFS\ISimpleFolder;

class AppData implements IAppData {
	private IRootFolder $rootFolder;
	private SystemConfig $config;
	private string $appId;
	private ?Folder $folder = null;
	/** @var CappedMemoryCache<ISimpleFolder|NotFoundException> */
	private CappedMemoryCache $folders;

	/**
	 * AppData constructor.
	 *
	 * @param IRootFolder $rootFolder
	 * @param SystemConfig $systemConfig
	 * @param string $appId
	 */
	public function __construct(IRootFolder $rootFolder,
		SystemConfig $systemConfig,
		string $appId) {
		$this->rootFolder = $rootFolder;
		$this->config = $systemConfig;
		$this->appId = $appId;
		$this->folders = new CappedMemoryCache();
	}

	private function getAppDataFolderName() {
		$instanceId = $this->config->getValue('instanceid', null);
		if ($instanceId === null) {
			throw new \RuntimeException('no instance id!');
		}

		return 'appdata_' . $instanceId;
	}

	protected function getAppDataRootFolder(): Folder {
		$name = $this->getAppDataFolderName();

		try {
			/** @var Folder $node */
			$node = $this->rootFolder->get($name);
			return $node;
		} catch (NotFoundException $e) {
			try {
				return $this->rootFolder->newFolder($name);
			} catch (NotPermittedException $e) {
				throw new \RuntimeException('Could not get appdata folder');
			}
		}
	}

	/**
	 * @return Folder
	 * @throws \RuntimeException
	 */
	private function getAppDataFolder(): Folder {
		if ($this->folder === null) {
			$name = $this->getAppDataFolderName();

			try {
				$this->folder = $this->rootFolder->get($name . '/' . $this->appId);
			} catch (NotFoundException $e) {
				$appDataRootFolder = $this->getAppDataRootFolder();

				try {
					$this->folder = $appDataRootFolder->get($this->appId);
				} catch (NotFoundException $e) {
					try {
						$this->folder = $appDataRootFolder->newFolder($this->appId);
					} catch (NotPermittedException $e) {
						throw new \RuntimeException('Could not get appdata folder for ' . $this->appId);
					}
				}
			}
		}

		return $this->folder;
	}

	public function getFolder(string $name): ISimpleFolder {
		$key = $this->appId . '/' . $name;
		if ($cachedFolder = $this->folders->get($key)) {
			if ($cachedFolder instanceof \Exception) {
				throw $cachedFolder;
			} else {
				return $cachedFolder;
			}
		}
		try {
			// Hardening if somebody wants to retrieve '/'
			if ($name === '/') {
				$node = $this->getAppDataFolder();
			} else {
				$path = $this->getAppDataFolderName() . '/' . $this->appId . '/' . $name;
				$node = $this->rootFolder->get($path);
			}
		} catch (NotFoundException $e) {
			$this->folders->set($key, $e);
			throw $e;
		}

		/** @var Folder $node */
		$folder = new SimpleFolder($node);
		$this->folders->set($key, $folder);
		return $folder;
	}

	public function newFolder(string $name): ISimpleFolder {
		$key = $this->appId . '/' . $name;
		$folder = $this->getAppDataFolder()->newFolder($name);

		$simpleFolder = new SimpleFolder($folder);
		$this->folders->set($key, $simpleFolder);
		return $simpleFolder;
	}

	public function getDirectoryListing(): array {
		$listing = $this->getAppDataFolder()->getDirectoryListing();

		$fileListing = array_map(function (Node $folder) {
			if ($folder instanceof Folder) {
				return new SimpleFolder($folder);
			}
			return null;
		}, $listing);

		$fileListing = array_filter($fileListing);

		return array_values($fileListing);
	}

	public function getId(): int {
		return $this->getAppDataFolder()->getId();
	}
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-02 02:41:46 +0000