FilesPlugin::__construct() - Code Metrics - Inspection of "[tx-robot] updated from transifex" - owncloud/core - Measure and Improve Code Quality continuously with Scrutinizer

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created 2018-06-24 00:01 UTC

FilesPlugin::__construct() A

↳ Parent: FilesPlugin

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
nc	1
nop	5
dl	0
loc	11
rs	9.9
c	0
b	0
f	0

<?php
/**
 * @author Björn Schießle <[email protected]>
 * @author Joas Schilling <[email protected]>
 * @author Lukas Reschke <[email protected]>
 * @author Michael Jobst <[email protected]>
 * @author Morris Jobke <[email protected]>
 * @author Robin Appelman <[email protected]>
 * @author Robin McCorkell <[email protected]>
 * @author Roeland Jago Douma <[email protected]>
 * @author Thomas Müller <[email protected]>
 * @author Vincent Petry <[email protected]>
 *
 * @copyright Copyright (c) 2018, ownCloud GmbH
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

namespace OCA\DAV\Connector\Sabre;

use OC\AppFramework\Http\Request;
use OCA\DAV\Files\IProvidesAdditionalHeaders;
use OCP\Files\ForbiddenException;
use OCP\Files\StorageNotAvailableException;
use OCP\IConfig;
use OCP\IRequest;
use Sabre\DAV\Exception\Forbidden;
use Sabre\DAV\Exception\NotFound;
use Sabre\DAV\IFile;
use Sabre\DAV\PropFind;
use Sabre\DAV\PropPatch;
use Sabre\DAV\ServerPlugin;
use Sabre\DAV\Tree;
use Sabre\HTTP\RequestInterface;
use Sabre\HTTP\ResponseInterface;

class FilesPlugin extends ServerPlugin {

	// namespace
	const NS_OWNCLOUD = 'http://owncloud.org/ns';
	const FILEID_PROPERTYNAME = '{http://owncloud.org/ns}id';
	const INTERNAL_FILEID_PROPERTYNAME = '{http://owncloud.org/ns}fileid';
	const PERMISSIONS_PROPERTYNAME = '{http://owncloud.org/ns}permissions';
	const SHARE_PERMISSIONS_PROPERTYNAME = '{http://open-collaboration-services.org/ns}share-permissions';
	const DOWNLOADURL_PROPERTYNAME = '{http://owncloud.org/ns}downloadURL';
	const SIZE_PROPERTYNAME = '{http://owncloud.org/ns}size';
	const GETETAG_PROPERTYNAME = '{DAV:}getetag';
	const LASTMODIFIED_PROPERTYNAME = '{DAV:}lastmodified';
	const OWNER_ID_PROPERTYNAME = '{http://owncloud.org/ns}owner-id';
	const OWNER_DISPLAY_NAME_PROPERTYNAME = '{http://owncloud.org/ns}owner-display-name';
	const CHECKSUMS_PROPERTYNAME = '{http://owncloud.org/ns}checksums';
	const DATA_FINGERPRINT_PROPERTYNAME = '{http://owncloud.org/ns}data-fingerprint';
	const PRIVATE_LINK_PROPERTYNAME = '{http://owncloud.org/ns}privatelink';

	/**
	 * Reference to main server object
	 *
	 * @var \Sabre\DAV\Server
	 */
	private $server;

	/**
	 * @var Tree
	 */
	private $tree;

	/**
	 * Whether this is public webdav.
	 * If true, some returned information will be stripped off.
	 *
	 * @var bool
	 */
	private $isPublic;

	/**
	 * @var bool
	 */
	private $downloadAttachment;

	/**
	 * @var IConfig
	 */
	private $config;

	/**
	 * @var IRequest
	 */
	private $request;

	/**
	 * @param Tree $tree
	 * @param IConfig $config
	 * @param IRequest $request
	 * @param bool $isPublic
	 * @param bool $downloadAttachment
	 */
	public function __construct(Tree $tree,
								IConfig $config,
								IRequest $request,
								$isPublic = false,
								$downloadAttachment = true) {
		$this->tree = $tree;
		$this->config = $config;
		$this->request = $request;
		$this->isPublic = $isPublic;
		$this->downloadAttachment = $downloadAttachment;
	}

	/**
	 * This initializes the plugin.
	 *
	 * This function is called by \Sabre\DAV\Server, after
	 * addPlugin is called.
	 *
	 * This method should set up the required event subscriptions.
	 *
	 * @param \Sabre\DAV\Server $server
	 * @return void
	 */
	public function initialize(\Sabre\DAV\Server $server) {
		$server->xml->namespaceMap[self::NS_OWNCLOUD] = 'oc';
		$server->protectedProperties[] = self::FILEID_PROPERTYNAME;
		$server->protectedProperties[] = self::INTERNAL_FILEID_PROPERTYNAME;
		$server->protectedProperties[] = self::PERMISSIONS_PROPERTYNAME;
		$server->protectedProperties[] = self::SHARE_PERMISSIONS_PROPERTYNAME;
		$server->protectedProperties[] = self::SIZE_PROPERTYNAME;
		$server->protectedProperties[] = self::DOWNLOADURL_PROPERTYNAME;
		$server->protectedProperties[] = self::OWNER_ID_PROPERTYNAME;
		$server->protectedProperties[] = self::OWNER_DISPLAY_NAME_PROPERTYNAME;
		$server->protectedProperties[] = self::CHECKSUMS_PROPERTYNAME;
		$server->protectedProperties[] = self::DATA_FINGERPRINT_PROPERTYNAME;
		$server->protectedProperties[] = self::PRIVATE_LINK_PROPERTYNAME;

		// normally these cannot be changed (RFC4918), but we want them modifiable through PROPPATCH
		$allowedProperties = ['{DAV:}getetag'];
		$server->protectedProperties = \array_diff($server->protectedProperties, $allowedProperties);

		$this->server = $server;
		$this->server->on('propFind', [$this, 'handleGetProperties']);
		$this->server->on('propPatch', [$this, 'handleUpdateProperties']);
		$this->server->on('afterBind', [$this, 'sendFileIdHeader']);
		$this->server->on('afterWriteContent', [$this, 'sendFileIdHeader']);
		$this->server->on('afterMethod:GET', [$this,'httpGet']);
		$this->server->on('afterMethod:GET', [$this, 'handleDownloadToken']);
		$this->server->on('afterResponse', function ($request, ResponseInterface $response) {
			$body = $response->getBody();
			if (\is_resource($body)) {
				\fclose($body);
			}
		});
		$this->server->on('beforeMove', [$this, 'checkMove']);
	}

	/**
	 * Plugin that checks if a move can actually be performed.
	 *
	 * @param string $source source path
	 * @param string $destination destination path
	 * @throws Forbidden
	 * @throws NotFound
	 */
	public function checkMove($source, $destination) {
		$sourceNode = $this->tree->getNodeForPath($source);
		if (!$sourceNode instanceof Node) {
			return;
		}
		list($sourceDir, ) = \Sabre\HTTP\URLUtil::splitPath($source);
		list($destinationDir, ) = \Sabre\HTTP\URLUtil::splitPath($destination);

		if ($sourceDir !== $destinationDir) {
			$sourceNodeFileInfo = $sourceNode->getFileInfo();
			if ($sourceNodeFileInfo === null) {
				throw new NotFound($source . ' does not exist');
			}

			if (!$sourceNodeFileInfo->isDeletable()) {
				throw new Forbidden($source . " cannot be deleted");
			}
		}
	}

	/**
	 * This sets a cookie to be able to recognize the start of the download
	 * the content must not be longer than 32 characters and must only contain
	 * alphanumeric characters
	 *
	 * @param RequestInterface $request
	 * @param ResponseInterface $response
	 */
	public function handleDownloadToken(RequestInterface $request, ResponseInterface $response) {

		$queryParams = $request->getQueryParameters();

		/**
		 * this sets a cookie to be able to recognize the start of the download
		 * the content must not be longer than 32 characters and must only contain
		 * alphanumeric characters
		 */
		if (isset($queryParams['downloadStartSecret'])) {
			$token = $queryParams['downloadStartSecret'];
			if (!isset($token[32])

				&& \preg_match('!^[a-zA-Z0-9]+$!', $token) === 1) {
				// FIXME: use $response->setHeader() instead
				\setcookie('ocDownloadStarted', $token, \time() + 20, '/');
			}
		}
	}

	/**
	 * Add headers to file download
	 *
	 * @param RequestInterface $request
	 * @param ResponseInterface $response
	 */
	public function httpGet(RequestInterface $request, ResponseInterface $response) {
		// Only handle valid files
		$node = $this->tree->getNodeForPath($request->getPath());
		if (!($node instanceof IFile)) {
			return;
		}

		// adds a 'Content-Disposition: attachment' header
		if ($this->downloadAttachment) {
			$filename = $node->getName();
			if ($node instanceof IProvidesAdditionalHeaders) {
				$filename = $node->getContentDispositionFileName();
			}
			if ($this->request->isUserAgent(
				[
					Request::USER_AGENT_IE,
					Request::USER_AGENT_ANDROID_MOBILE_CHROME,
					Request::USER_AGENT_FREEBOX,
				])) {
				$response->setHeader('Content-Disposition', 'attachment; filename="' . \rawurlencode($filename) . '"');
			} else {
				$response->setHeader('Content-Disposition', 'attachment; filename*=UTF-8\'\'' . \rawurlencode($filename)
													 . '; filename="' . \rawurlencode($filename) . '"');
			}
		}

		if ($node instanceof \OCA\DAV\Connector\Sabre\File) {
			//Add OC-Checksum header
			/** @var $node File */
			$checksum = $node->getChecksum('sha1');
			if ($checksum !== null && $checksum !== '') {
				$response->addHeader('OC-Checksum', $checksum);
			}
			// disable nginx buffering so big downloads through ownCloud won't
			// cause memory problems in the nginx process.
			$response->addHeader('X-Accel-Buffering', 'no');
		}

		if ($node instanceof IProvidesAdditionalHeaders) {
			$headers = $node->getHeaders();
			if (\is_array($headers)) {
				$response->addHeaders($headers);
			}
		}
	}

	/**
	 * Adds all ownCloud-specific properties
	 *
	 * @param PropFind $propFind
	 * @param \Sabre\DAV\INode $node
	 * @return void
	 */
	public function handleGetProperties(PropFind $propFind, \Sabre\DAV\INode $node) {
		$httpRequest = $this->server->httpRequest;

		if ($node instanceof \OCA\DAV\Connector\Sabre\Node) {
			if (!$node->getFileInfo()->isReadable()) {
				// avoid detecting files through this means
				throw new NotFound();
			}

			$propFind->handle(self::FILEID_PROPERTYNAME, function () use ($node) {
				return $node->getFileId();
			});

			$propFind->handle(self::INTERNAL_FILEID_PROPERTYNAME, function () use ($node) {
				return $node->getInternalFileId();
			});

			$propFind->handle(self::PERMISSIONS_PROPERTYNAME, function () use ($node) {
				$perms = $node->getDavPermissions();
				if ($this->isPublic) {
					// remove mount information
					$perms = \str_replace(['S', 'M'], '', $perms);
				}
				return $perms;
			});

			$propFind->handle(self::SHARE_PERMISSIONS_PROPERTYNAME, function () use ($node, $httpRequest) {
				return $node->getSharePermissions(
					$httpRequest->getRawServerValue('PHP_AUTH_USER')
				);
			});

			$propFind->handle(self::GETETAG_PROPERTYNAME, function () use ($node) {
				return $node->getETag();
			});

			$propFind->handle(self::OWNER_ID_PROPERTYNAME, function () use ($node) {
				$owner = $node->getOwner();
				return $owner->getUID();
			});
			$propFind->handle(self::OWNER_DISPLAY_NAME_PROPERTYNAME, function () use ($node) {
				$owner = $node->getOwner();
				$displayName = $owner->getDisplayName();
				return $displayName;
			});
			$propFind->handle(self::SIZE_PROPERTYNAME, function () use ($node) {
				return $node->getSize();
			});

			$propFind->handle(self::PRIVATE_LINK_PROPERTYNAME, function () use ($node) {
				return \OC::$server->getURLGenerator()
					->linkToRouteAbsolute('files.viewcontroller.showFile', ['fileId' => $node->getInternalFileId()]);
			});
		}

		if ($node instanceof \OCA\DAV\Connector\Sabre\Node) {
			$propFind->handle(self::DATA_FINGERPRINT_PROPERTYNAME, function () use ($node) {
				return $this->config->getSystemValue('data-fingerprint', '');
			});
		}

		if ($node instanceof \OCA\DAV\Connector\Sabre\File) {
			$propFind->handle(self::DOWNLOADURL_PROPERTYNAME, function () use ($node) {
				/** @var $node \OCA\DAV\Connector\Sabre\File */
				try {
					$directDownloadUrl = $node->getDirectDownload();
					if (isset($directDownloadUrl['url'])) {
						return $directDownloadUrl['url'];
					}
				} catch (StorageNotAvailableException $e) {
					return false;
				} catch (ForbiddenException $e) {
					return false;
				}
				return false;
			});

			$propFind->handle(self::CHECKSUMS_PROPERTYNAME, function () use ($node) {
				$checksum = $node->getChecksum();
				if ($checksum === null || $checksum === '') {
					return null;
				}

				return new ChecksumList($checksum);
			});
		}

		if ($node instanceof \OCA\DAV\Connector\Sabre\Directory) {
			$propFind->handle(self::SIZE_PROPERTYNAME, function () use ($node) {
				return $node->getSize();
			});
		}
	}

	/**
	 * Update ownCloud-specific properties
	 *
	 * @param string $path
	 * @param PropPatch $propPatch
	 *
	 * @return void
	 */
	public function handleUpdateProperties($path, PropPatch $propPatch) {
		$node = $this->tree->getNodeForPath($path);
		if (!($node instanceof \OCA\DAV\Connector\Sabre\Node)) {
			return;
		}

		$propPatch->handle(self::LASTMODIFIED_PROPERTYNAME, function ($time) use ($node) {
			if (empty($time)) {
				return false;
			}
			$node->touch($time);
			return true;
		});
		$propPatch->handle(self::GETETAG_PROPERTYNAME, function ($etag) use ($node) {
			if (empty($etag)) {
				return false;
			}
			if ($node->setEtag($etag) !== -1) {
				return true;
			}
			return false;
		});
	}

	/**
	 * @param string $filePath
	 * @param \Sabre\DAV\INode $node
	 * @throws \Sabre\DAV\Exception\BadRequest
	 */
	public function sendFileIdHeader($filePath, \Sabre\DAV\INode $node = null) {

		// chunked upload handling
		if (\OC_FileChunking::isWebdavChunk()) {
			list($path, $name) = \Sabre\HTTP\URLUtil::splitPath($filePath);
			$info = \OC_FileChunking::decodeName($name);
			if (!empty($info)) {
				$filePath = $path . '/' . $info['name'];
			}
		}

		// we get the node for the given $filePath here because in case of afterCreateFile $node is the parent folder
		if (!$this->server->tree->nodeExists($filePath)) {
			return;
		}
		$node = $this->server->tree->getNodeForPath($filePath);
		if ($node instanceof \OCA\DAV\Connector\Sabre\Node) {
			$fileId = $node->getFileId();
			if ($fileId !== null) {
				$this->server->httpResponse->setHeader('OC-FileId', $fileId);
			}
		}
	}
}


1		<?php
2		/**
3		* @author Björn Schießle <[email protected]>
4		* @author Joas Schilling <[email protected]>
5		* @author Lukas Reschke <[email protected]>
6		* @author Michael Jobst <[email protected]>
7		* @author Morris Jobke <[email protected]>
8		* @author Robin Appelman <[email protected]>
9		* @author Robin McCorkell <[email protected]>
10		* @author Roeland Jago Douma <[email protected]>
11		* @author Thomas Müller <[email protected]>
12		* @author Vincent Petry <[email protected]>
13		*
14		* @copyright Copyright (c) 2018, ownCloud GmbH
15		* @license AGPL-3.0
16		*
17		* This code is free software: you can redistribute it and/or modify
18		* it under the terms of the GNU Affero General Public License, version 3,
19		* as published by the Free Software Foundation.
20		*
21		* This program is distributed in the hope that it will be useful,
22		* but WITHOUT ANY WARRANTY; without even the implied warranty of
23		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24		* GNU Affero General Public License for more details.
25		*
26		* You should have received a copy of the GNU Affero General Public License, version 3,
27		* along with this program. If not, see <http://www.gnu.org/licenses/>
28		*
29		*/
30
31		namespace OCA\DAV\Connector\Sabre;
32
33		use OC\AppFramework\Http\Request;
34		use OCA\DAV\Files\IProvidesAdditionalHeaders;
35		use OCP\Files\ForbiddenException;
36		use OCP\Files\StorageNotAvailableException;
37		use OCP\IConfig;
38		use OCP\IRequest;
39		use Sabre\DAV\Exception\Forbidden;
40		use Sabre\DAV\Exception\NotFound;
41		use Sabre\DAV\IFile;
42		use Sabre\DAV\PropFind;
43		use Sabre\DAV\PropPatch;
44		use Sabre\DAV\ServerPlugin;
45		use Sabre\DAV\Tree;
46		use Sabre\HTTP\RequestInterface;
47		use Sabre\HTTP\ResponseInterface;
48
49		class FilesPlugin extends ServerPlugin {
50
51		// namespace
52		const NS_OWNCLOUD = 'http://owncloud.org/ns';
53		const FILEID_PROPERTYNAME = '{http://owncloud.org/ns}id';
54		const INTERNAL_FILEID_PROPERTYNAME = '{http://owncloud.org/ns}fileid';
55		const PERMISSIONS_PROPERTYNAME = '{http://owncloud.org/ns}permissions';
56		const SHARE_PERMISSIONS_PROPERTYNAME = '{http://open-collaboration-services.org/ns}share-permissions';
57		const DOWNLOADURL_PROPERTYNAME = '{http://owncloud.org/ns}downloadURL';
58		const SIZE_PROPERTYNAME = '{http://owncloud.org/ns}size';
59		const GETETAG_PROPERTYNAME = '{DAV:}getetag';
60		const LASTMODIFIED_PROPERTYNAME = '{DAV:}lastmodified';
61		const OWNER_ID_PROPERTYNAME = '{http://owncloud.org/ns}owner-id';
62		const OWNER_DISPLAY_NAME_PROPERTYNAME = '{http://owncloud.org/ns}owner-display-name';
63		const CHECKSUMS_PROPERTYNAME = '{http://owncloud.org/ns}checksums';
64		const DATA_FINGERPRINT_PROPERTYNAME = '{http://owncloud.org/ns}data-fingerprint';
65		const PRIVATE_LINK_PROPERTYNAME = '{http://owncloud.org/ns}privatelink';
66
67		/**
68		* Reference to main server object
69		*
70		* @var \Sabre\DAV\Server
71		*/
72		private $server;
73
74		/**
75		* @var Tree
76		*/
77		private $tree;
78
79		/**
80		* Whether this is public webdav.
81		* If true, some returned information will be stripped off.
82		*
83		* @var bool
84		*/
85		private $isPublic;
86
87		/**
88		* @var bool
89		*/
90		private $downloadAttachment;
91
92		/**
93		* @var IConfig
94		*/
95		private $config;
96
97		/**
98		* @var IRequest
99		*/
100		private $request;
101
102		/**
103		* @param Tree $tree
104		* @param IConfig $config
105		* @param IRequest $request
106		* @param bool $isPublic
107		* @param bool $downloadAttachment
108		*/
109		public function __construct(Tree $tree,
110		IConfig $config,
111		IRequest $request,
112		$isPublic = false,
113		$downloadAttachment = true) {
114		$this->tree = $tree;
115		$this->config = $config;
116		$this->request = $request;
117		$this->isPublic = $isPublic;
118		$this->downloadAttachment = $downloadAttachment;
119		}
120
121		/**
122		* This initializes the plugin.
123		*
124		* This function is called by \Sabre\DAV\Server, after
125		* addPlugin is called.
126		*
127		* This method should set up the required event subscriptions.
128		*
129		* @param \Sabre\DAV\Server $server
130		* @return void
131		*/
132		public function initialize(\Sabre\DAV\Server $server) {
133		$server->xml->namespaceMap[self::NS_OWNCLOUD] = 'oc';
134		$server->protectedProperties[] = self::FILEID_PROPERTYNAME;
135		$server->protectedProperties[] = self::INTERNAL_FILEID_PROPERTYNAME;
136		$server->protectedProperties[] = self::PERMISSIONS_PROPERTYNAME;
137		$server->protectedProperties[] = self::SHARE_PERMISSIONS_PROPERTYNAME;
138		$server->protectedProperties[] = self::SIZE_PROPERTYNAME;
139		$server->protectedProperties[] = self::DOWNLOADURL_PROPERTYNAME;
140		$server->protectedProperties[] = self::OWNER_ID_PROPERTYNAME;
141		$server->protectedProperties[] = self::OWNER_DISPLAY_NAME_PROPERTYNAME;
142		$server->protectedProperties[] = self::CHECKSUMS_PROPERTYNAME;
143		$server->protectedProperties[] = self::DATA_FINGERPRINT_PROPERTYNAME;
144		$server->protectedProperties[] = self::PRIVATE_LINK_PROPERTYNAME;
145
146		// normally these cannot be changed (RFC4918), but we want them modifiable through PROPPATCH
147		$allowedProperties = ['{DAV:}getetag'];
148		$server->protectedProperties = \array_diff($server->protectedProperties, $allowedProperties);
149
150		$this->server = $server;
151		$this->server->on('propFind', [$this, 'handleGetProperties']);
152		$this->server->on('propPatch', [$this, 'handleUpdateProperties']);
153		$this->server->on('afterBind', [$this, 'sendFileIdHeader']);
154		$this->server->on('afterWriteContent', [$this, 'sendFileIdHeader']);
155		$this->server->on('afterMethod:GET', [$this,'httpGet']);
156		$this->server->on('afterMethod:GET', [$this, 'handleDownloadToken']);
157		$this->server->on('afterResponse', function ($request, ResponseInterface $response) {
158		$body = $response->getBody();
159		if (\is_resource($body)) {
160		\fclose($body);
161		}
162		});
163		$this->server->on('beforeMove', [$this, 'checkMove']);
164		}
165
166		/**
167		* Plugin that checks if a move can actually be performed.
168		*
169		* @param string $source source path
170		* @param string $destination destination path
171		* @throws Forbidden
172		* @throws NotFound
173		*/
174		public function checkMove($source, $destination) {
175		$sourceNode = $this->tree->getNodeForPath($source);
176		if (!$sourceNode instanceof Node) {
177		return;
178		}
179		list($sourceDir, ) = \Sabre\HTTP\URLUtil::splitPath($source);
180		list($destinationDir, ) = \Sabre\HTTP\URLUtil::splitPath($destination);
181
182		if ($sourceDir !== $destinationDir) {
183		$sourceNodeFileInfo = $sourceNode->getFileInfo();
184		if ($sourceNodeFileInfo === null) {
185		throw new NotFound($source . ' does not exist');
186		}
187
188		if (!$sourceNodeFileInfo->isDeletable()) {
189		throw new Forbidden($source . " cannot be deleted");
190		}
191		}
192		}
193
194		/**
195		* This sets a cookie to be able to recognize the start of the download
196		* the content must not be longer than 32 characters and must only contain
197		* alphanumeric characters
198		*
199		* @param RequestInterface $request
200		* @param ResponseInterface $response
201		*/
202		public function handleDownloadToken(RequestInterface $request, ResponseInterface $response) {
		0 ignored issues – show Unused Code introduced 2016-07-18 11:42 UTC by Report Bug Copy Issue Report The parameter `$response` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
203		$queryParams = $request->getQueryParameters();
204
205		/**
206		* this sets a cookie to be able to recognize the start of the download
207		* the content must not be longer than 32 characters and must only contain
208		* alphanumeric characters
209		*/
210		if (isset($queryParams['downloadStartSecret'])) {
211		$token = $queryParams['downloadStartSecret'];
212	View Code Duplication	if (!isset($token[32])
		0 ignored issues – show Duplication introduced 2015-11-23 10:08 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
213		&& \preg_match('!^[a-zA-Z0-9]+$!', $token) === 1) {
214		// FIXME: use $response->setHeader() instead
215		\setcookie('ocDownloadStarted', $token, \time() + 20, '/');
216		}
217		}
218		}
219
220		/**
221		* Add headers to file download
222		*
223		* @param RequestInterface $request
224		* @param ResponseInterface $response
225		*/
226		public function httpGet(RequestInterface $request, ResponseInterface $response) {
227		// Only handle valid files
228		$node = $this->tree->getNodeForPath($request->getPath());
229		if (!($node instanceof IFile)) {
230		return;
231		}
232
233		// adds a 'Content-Disposition: attachment' header
234		if ($this->downloadAttachment) {
235		$filename = $node->getName();
236		if ($node instanceof IProvidesAdditionalHeaders) {
237		$filename = $node->getContentDispositionFileName();
238		}
239		if ($this->request->isUserAgent(
240		[
241		Request::USER_AGENT_IE,
242		Request::USER_AGENT_ANDROID_MOBILE_CHROME,
243		Request::USER_AGENT_FREEBOX,
244		])) {
245		$response->setHeader('Content-Disposition', 'attachment; filename="' . \rawurlencode($filename) . '"');
246		} else {
247		$response->setHeader('Content-Disposition', 'attachment; filename*=UTF-8\'\'' . \rawurlencode($filename)
248		. '; filename="' . \rawurlencode($filename) . '"');
249		}
250		}
251
252		if ($node instanceof \OCA\DAV\Connector\Sabre\File) {
253		//Add OC-Checksum header
254		/** @var $node File */
255		$checksum = $node->getChecksum('sha1');
256		if ($checksum !== null && $checksum !== '') {
257		$response->addHeader('OC-Checksum', $checksum);
258		}
259		// disable nginx buffering so big downloads through ownCloud won't
260		// cause memory problems in the nginx process.
261		$response->addHeader('X-Accel-Buffering', 'no');
262		}
263
264		if ($node instanceof IProvidesAdditionalHeaders) {
265		$headers = $node->getHeaders();
266		if (\is_array($headers)) {
267		$response->addHeaders($headers);
268		}
269		}
270		}
271
272		/**
273		* Adds all ownCloud-specific properties
274		*
275		* @param PropFind $propFind
276		* @param \Sabre\DAV\INode $node
277		* @return void
278		*/
279		public function handleGetProperties(PropFind $propFind, \Sabre\DAV\INode $node) {
280		$httpRequest = $this->server->httpRequest;
281
282		if ($node instanceof \OCA\DAV\Connector\Sabre\Node) {
283		if (!$node->getFileInfo()->isReadable()) {
284		// avoid detecting files through this means
285		throw new NotFound();
286		}
287
288		$propFind->handle(self::FILEID_PROPERTYNAME, function () use ($node) {
289		return $node->getFileId();
290		});
291
292		$propFind->handle(self::INTERNAL_FILEID_PROPERTYNAME, function () use ($node) {
293		return $node->getInternalFileId();
294		});
295
296		$propFind->handle(self::PERMISSIONS_PROPERTYNAME, function () use ($node) {
297		$perms = $node->getDavPermissions();
298		if ($this->isPublic) {
299		// remove mount information
300		$perms = \str_replace(['S', 'M'], '', $perms);
301		}
302		return $perms;
303		});
304
305		$propFind->handle(self::SHARE_PERMISSIONS_PROPERTYNAME, function () use ($node, $httpRequest) {
306		return $node->getSharePermissions(
307		$httpRequest->getRawServerValue('PHP_AUTH_USER')
308		);
309		});
310
311		$propFind->handle(self::GETETAG_PROPERTYNAME, function () use ($node) {
312		return $node->getETag();
313		});
314
315		$propFind->handle(self::OWNER_ID_PROPERTYNAME, function () use ($node) {
316		$owner = $node->getOwner();
317		return $owner->getUID();
318		});
319		$propFind->handle(self::OWNER_DISPLAY_NAME_PROPERTYNAME, function () use ($node) {
320		$owner = $node->getOwner();
321		$displayName = $owner->getDisplayName();
322		return $displayName;
323		});
324		$propFind->handle(self::SIZE_PROPERTYNAME, function () use ($node) {
325		return $node->getSize();
326		});
327
328		$propFind->handle(self::PRIVATE_LINK_PROPERTYNAME, function () use ($node) {
329		return \OC::$server->getURLGenerator()
330		->linkToRouteAbsolute('files.viewcontroller.showFile', ['fileId' => $node->getInternalFileId()]);
331		});
332		}
333
334		if ($node instanceof \OCA\DAV\Connector\Sabre\Node) {
335		$propFind->handle(self::DATA_FINGERPRINT_PROPERTYNAME, function () use ($node) {
336		return $this->config->getSystemValue('data-fingerprint', '');
337		});
338		}
339
340		if ($node instanceof \OCA\DAV\Connector\Sabre\File) {
341		$propFind->handle(self::DOWNLOADURL_PROPERTYNAME, function () use ($node) {
342		/** @var $node \OCA\DAV\Connector\Sabre\File */
343		try {
344		$directDownloadUrl = $node->getDirectDownload();
345		if (isset($directDownloadUrl['url'])) {
346		return $directDownloadUrl['url'];
347		}
348		} catch (StorageNotAvailableException $e) {
349		return false;
350		} catch (ForbiddenException $e) {
351		return false;
352		}
353		return false;
354		});
355
356		$propFind->handle(self::CHECKSUMS_PROPERTYNAME, function () use ($node) {
357		$checksum = $node->getChecksum();
358		if ($checksum === null \|\| $checksum === '') {
359		return null;
360		}
361
362		return new ChecksumList($checksum);
363		});
364		}
365
366		if ($node instanceof \OCA\DAV\Connector\Sabre\Directory) {
367		$propFind->handle(self::SIZE_PROPERTYNAME, function () use ($node) {
368		return $node->getSize();
369		});
370		}
371		}
372
373		/**
374		* Update ownCloud-specific properties
375		*
376		* @param string $path
377		* @param PropPatch $propPatch
378		*
379		* @return void
380		*/
381		public function handleUpdateProperties($path, PropPatch $propPatch) {
382		$node = $this->tree->getNodeForPath($path);
383		if (!($node instanceof \OCA\DAV\Connector\Sabre\Node)) {
384		return;
385		}
386
387		$propPatch->handle(self::LASTMODIFIED_PROPERTYNAME, function ($time) use ($node) {
388		if (empty($time)) {
389		return false;
390		}
391		$node->touch($time);
392		return true;
393		});
394		$propPatch->handle(self::GETETAG_PROPERTYNAME, function ($etag) use ($node) {
395		if (empty($etag)) {
396		return false;
397		}
398		if ($node->setEtag($etag) !== -1) {
399		return true;
400		}
401		return false;
402		});
403		}
404
405		/**
406		* @param string $filePath
407		* @param \Sabre\DAV\INode $node
408		* @throws \Sabre\DAV\Exception\BadRequest
409		*/
410		public function sendFileIdHeader($filePath, \Sabre\DAV\INode $node = null) {
		0 ignored issues – show Unused Code introduced 2017-07-31 07:50 UTC by Report Bug Copy Issue Report The parameter `$node` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
411		// chunked upload handling
412		if (\OC_FileChunking::isWebdavChunk()) {
413		list($path, $name) = \Sabre\HTTP\URLUtil::splitPath($filePath);
414		$info = \OC_FileChunking::decodeName($name);
415		if (!empty($info)) {
416		$filePath = $path . '/' . $info['name'];
417		}
418		}
419
420		// we get the node for the given $filePath here because in case of afterCreateFile $node is the parent folder
421		if (!$this->server->tree->nodeExists($filePath)) {
422		return;
423		}
424		$node = $this->server->tree->getNodeForPath($filePath);
425		if ($node instanceof \OCA\DAV\Connector\Sabre\Node) {
426		$fileId = $node->getFileId();
427		if ($fileId !== null) {
428		$this->server->httpResponse->setHeader('OC-FileId', $fileId);
429		}
430		}
431		}
432		}
433

owncloud / core

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FilesPlugin::__construct() A

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