Notifications::sendDeclineShare() - Code Metrics - Inspection of "[WIP] Federated sharing new spec" - owncloud/core - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#32303)

by Victor

created 2018-10-01 21:55 UTC

Notifications::sendDeclineShare() A

↳ Parent: Notifications

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
nc	1
nop	3
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php
/**
 * @author Björn Schießle <[email protected]>
 * @author Joas Schilling <[email protected]>
 * @author Lukas Reschke <[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\FederatedFileSharing;

use OCA\FederatedFileSharing\Ocm\NotificationManager;
use OCP\AppFramework\Http;
use OCP\BackgroundJob\IJobList;
use OCP\Http\Client\IClientService;
use OCP\IConfig;

class Notifications {
	const RESPONSE_FORMAT = 'json'; // default response format for ocs calls

	/** @var AddressHandler */
	private $addressHandler;

	/** @var IClientService */
	private $httpClientService;

	/** @var DiscoveryManager */
	private $discoveryManager;

	/** @var IJobList  */
	private $jobList;

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

	/**
	 * @param AddressHandler $addressHandler
	 * @param IClientService $httpClientService
	 * @param DiscoveryManager $discoveryManager
	 * @param IJobList $jobList
	 * @param IConfig $config
	 */
	public function __construct(
		AddressHandler $addressHandler,
		IClientService $httpClientService,
		DiscoveryManager $discoveryManager,
		IJobList $jobList,
		IConfig $config
	) {
		$this->addressHandler = $addressHandler;
		$this->httpClientService = $httpClientService;
		$this->discoveryManager = $discoveryManager;
		$this->jobList = $jobList;
		$this->config = $config;
	}

	/**
	 * send server-to-server share to remote server
	 *
	 * @param Address $shareWithAddress
	 * @param Address $ownerAddress
	 * @param Address $sharedByAddress
	 * @param string $token
	 * @param string $name
	 * @param int $remote_id
	 *
	 * @return bool
	 *
	 * @throws \OC\HintException
	 * @throws \OC\ServerNotAvailableException
	 */
	public function sendRemoteShare(Address $shareWithAddress,
		Address $ownerAddress,
		Address $sharedByAddress,
		$token,
		$name,
		$remote_id
	) {
		$remoteShareSuccess = false;
		if ($shareWithAddress->getUserId() && $shareWithAddress->getCloudId()) {
			$remoteShareSuccess = $this->sendOcmRemoteShare(
				$shareWithAddress, $ownerAddress, $sharedByAddress, $token, $name, $remote_id
			);
			if (!$remoteShareSuccess) {
				$remoteShareSuccess = $this->sendPreOcmRemoteShare(
					$shareWithAddress, $ownerAddress, $sharedByAddress, $token, $name, $remote_id
				);
			}
		}
		if ($remoteShareSuccess) {
			\OC_Hook::emit(
				'OCP\Share',
				'federated_share_added',
				['server' => $shareWithAddress->getHostName()]
			);
		}
		return $remoteShareSuccess;
	}

	/**
	 * ask owner to re-share the file with the given user
	 *
	 * @param string $token
	 * @param int $id remote Id
	 * @param int $shareId internal share Id
	 * @param string $remote remote address of the owner
	 * @param string $shareWith
	 * @param int $permission
	 * @return bool
	 * @throws \Exception
	 */
	public function requestReShare($token, $id, $shareId, $remote, $shareWith, $permission) {
		$ocmNotificationManager = new NotificationManager();
		$data = [
			'shareWith' => $shareWith,
			'senderId' => $shareId
		];
		$ocmNotification = $ocmNotificationManager->convertToOcmFileNotification($id, $token, 'reshare', $data);
		$ocmFields = $ocmNotification->toArray();

		$url = \rtrim(
			$this->addressHandler->removeProtocolFromUrl($remote),
			'/'
		);
		$result = $this->tryHttpPostToShareEndpoint($url, '/notifications', $ocmFields, true);
		if (isset($result['statusCode']) && $result['statusCode'] === Http::STATUS_CREATED) {
			$response = \json_decode($result['result'], true);
			if (\is_array($response) && isset($response['sharedSecret'], $response['providerId'])) {
				return [
					$response['sharedSecret'],
					(int) $response['providerId']
				];
			}
			return true;
		}

		$fields = [
			'shareWith' => $shareWith,
			'token' => $token,
			'permission' => $permission,
			'remoteId' => $shareId
		];

		$url = $this->addressHandler->removeProtocolFromUrl($remote);
		$result = $this->tryHttpPostToShareEndpoint(\rtrim($url, '/'), '/' . $id . '/reshare', $fields);
		$status = \json_decode($result['result'], true);

		$httpRequestSuccessful = $result['success'];
		$validToken = isset($status['ocs']['data']['token']) && \is_string($status['ocs']['data']['token']);
		$validRemoteId = isset($status['ocs']['data']['remoteId']);

		if ($httpRequestSuccessful && $this->isOcsStatusOk($status) && $validToken && $validRemoteId) {
			return [
				$status['ocs']['data']['token'],
				(int)$status['ocs']['data']['remoteId']
			];
		}

		return false;
	}

	/**
	 * send server-to-server unshare to remote server
	 *
	 * @param string $remote url
	 * @param int $id share id
	 * @param string $token
	 * @return bool
	 */
	public function sendRemoteUnShare($remote, $id, $token) {
		return $this->sendUpdateToRemote($remote, $id, $token, 'unshare');
	}

	/**
	 * send server-to-server unshare to remote server
	 *
	 * @param string $remote url
	 * @param int $id share id
	 * @param string $token
	 * @return bool
	 */
	public function sendRevokeShare($remote, $id, $token) {
		return $this->sendUpdateToRemote($remote, $id, $token, 'revoke');
	}

	/**
	 * send notification to remote server if the permissions was changed
	 *
	 * @param string $remote
	 * @param int $remoteId
	 * @param string $token
	 * @param int $permissions
	 * @return bool
	 */
	public function sendPermissionChange($remote, $remoteId, $token, $permissions) {
		return $this->sendUpdateToRemote($remote, $remoteId, $token, 'permissions', ['permissions' => $permissions]);
	}

	/**
	 * forward accept reShare to remote server
	 *
	 * @param string $remote
	 * @param int $remoteId
	 * @param string $token
	 */
	public function sendAcceptShare($remote, $remoteId, $token) {
		$this->sendUpdateToRemote($remote, $remoteId, $token, 'accept');
	}

	/**
	 * forward decline reShare to remote server
	 *
	 * @param string $remote
	 * @param int $remoteId
	 * @param string $token
	 */
	public function sendDeclineShare($remote, $remoteId, $token) {
		$this->sendUpdateToRemote($remote, $remoteId, $token, 'decline');
	}

	/**
	 * inform remote server whether server-to-server share was accepted/declined
	 *
	 * @param string $remote
	 * @param int $remoteId Share id on the remote host
	 * @param string $token
	 * @param string $action possible actions:
	 * 	                     accept, decline, unshare, revoke, permissions
	 * @param array $data
	 * @param int $try
	 *
	 * @return boolean
	 *
	 * @throws \Exception
	 */
	public function sendUpdateToRemote($remote, $remoteId, $token, $action, $data = [], $try = 0) {
		$ocmNotificationManager = new NotificationManager();
		$ocmNotification = $ocmNotificationManager->convertToOcmFileNotification($remoteId, $token, $action, $data);
		$ocmFields = $ocmNotification->toArray();
		$url = \rtrim(
			$this->addressHandler->removeProtocolFromUrl($remote),
			'/'
		);
		$result = $this->tryHttpPostToShareEndpoint($url, '/notifications', $ocmFields, true);
		if (isset($result['statusCode']) && $result['statusCode'] === Http::STATUS_CREATED) {
			return true;
		}

		$fields = ['token' => $token];
		foreach ($data as $key => $value) {
			$fields[$key] = $value;
		}

		$url = \rtrim(
			$this->addressHandler->removeProtocolFromUrl($remote),
			'/'
		);
		$result = $this->tryHttpPostToShareEndpoint($url, '/' . $remoteId . '/' . $action, $fields);
		$status = \json_decode($result['result'], true);

		if ($result['success'] && $this->isOcsStatusOk($status)) {
			return true;
		} elseif ($try === 0) {
			// only add new job on first try
			$this->jobList->add('OCA\FederatedFileSharing\BackgroundJob\RetryJob',
				[
					'remote' => $remote,
					'remoteId' => $remoteId,
					'token' => $token,
					'action' => $action,
					'data' => \json_encode($data),
					'try' => $try,
					'lastRun' => $this->getTimestamp()
				]
			);
		}

		return false;
	}

	/**
	 * return current timestamp
	 *
	 * @return int
	 */
	protected function getTimestamp() {
		return \time();
	}

	/**
	 * try http post first with https and then with http as a fallback
	 *
	 * @param string $remoteDomain
	 * @param string $urlSuffix
	 * @param array $fields post parameters
	 * @param bool $useOcm send request to OCM endpoint instead of OCS
	 *
	 * @return array
	 *
	 * @throws \Exception
	 */
	protected function tryHttpPostToShareEndpoint($remoteDomain, $urlSuffix, array $fields, $useOcm = false) {
		$client = $this->httpClientService->newClient();
		$protocol = 'https://';
		$result = [
			'success' => false,
			'result' => '',
		];
		$try = 0;

		while ($result['success'] === false && $try < 2) {
			if ($useOcm) {
				$endpoint = $this->discoveryManager->getOcmShareEndpoint($protocol . $remoteDomain);
				$endpoint .= $urlSuffix;
			} else {
				$relativePath = $this->discoveryManager->getShareEndpoint($protocol . $remoteDomain);
				$endpoint = $protocol . $remoteDomain . $relativePath . $urlSuffix . '?format=' . self::RESPONSE_FORMAT;
			}

			try {
				$response = $client->post($endpoint, [
					'body' => $fields,
					'timeout' => 10,
					'connect_timeout' => 10,
				]);
				$result['result'] = $response->getBody();
				$result['statusCode'] = $response->getStatusCode();
				$result['success'] = true;
				break;
			} catch (\Exception $e) {
				// if flat re-sharing is not supported by the remote server
				// we re-throw the exception and fall back to the old behaviour.
				// (flat re-shares has been introduced in ownCloud 9.1)
				if ($e->getCode() === Http::STATUS_INTERNAL_SERVER_ERROR) {
					throw $e;
				}
				$allowHttpFallback = $this->config->getSystemValue('sharing.federation.allowHttpFallback', false) === true;
				if (!$allowHttpFallback) {
					break;
				}
				$try++;
				$protocol = 'http://';
			}
		}

		return $result;
	}

	protected function sendOcmRemoteShare(Address $shareWithAddress, Address $ownerAddress, Address $sharedByAddress, $token, $name, $remote_id) {
		$fields = [
			'shareWith' => $shareWithAddress->getCloudId(),
			'name' => $name,
			'providerId' => $remote_id,
			'owner' => $ownerAddress->getCloudId(),
			'ownerDisplayName' => $ownerAddress->getDisplayName(),
			'sender' => $sharedByAddress->getCloudId(),
			'senderDisplayName' => $sharedByAddress->getDisplayName(),
			'shareType' => 'user',
			'resourceType' => 'file',
			'protocol' => [
				'name' => 'webdav',
				'options' => [
					'sharedSecret' => $token
				]
			]
		];

		$url = $shareWithAddress->getHostName();
		$result = $this->tryHttpPostToShareEndpoint($url, '/shares', $fields, true);

		if (isset($result['statusCode']) && $result['statusCode'] === Http::STATUS_CREATED) {
			return true;
		}
		return false;
	}

	protected function sendPreOcmRemoteShare(Address $shareWithAddress, Address $ownerAddress, Address $sharedByAddress, $token, $name, $remote_id) {
		$fields = [
			'shareWith' => $shareWithAddress->getUserId(),
			'token' => $token,
			'name' => $name,
			'remoteId' => $remote_id,
			'owner' => $ownerAddress->getUserId(),
			'ownerFederatedId' => $ownerAddress->getCloudId(),
			'sharedBy' => $sharedByAddress->getUserId(),
			'sharedByFederatedId' => $sharedByAddress->getUserId(),
			'remote' => $this->addressHandler->generateRemoteURL(),
		];
		$url = $shareWithAddress->getHostName();
		$result = $this->tryHttpPostToShareEndpoint($url, '', $fields);
		$status = \json_decode($result['result'], true);

		if ($result['success'] && $this->isOcsStatusOk($status)) {
			return true;
		}
		return false;
	}

	/**
	 * Validate ocs response - 100 or 200 means success
	 *
	 * @param array $status
	 *
	 * @return bool
	 */
	private function isOcsStatusOk($status) {
		return \in_array($status['ocs']['meta']['statuscode'], [100, 200]);
	}
}


1		<?php
2		/**
3		* @author Björn Schießle <[email protected]>
4		* @author Joas Schilling <[email protected]>
5		* @author Lukas Reschke <[email protected]>
6		* @author Thomas Müller <[email protected]>
7		* @author Vincent Petry <[email protected]>
8		*
9		* @copyright Copyright (c) 2018, ownCloud GmbH
10		* @license AGPL-3.0
11		*
12		* This code is free software: you can redistribute it and/or modify
13		* it under the terms of the GNU Affero General Public License, version 3,
14		* as published by the Free Software Foundation.
15		*
16		* This program is distributed in the hope that it will be useful,
17		* but WITHOUT ANY WARRANTY; without even the implied warranty of
18		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19		* GNU Affero General Public License for more details.
20		*
21		* You should have received a copy of the GNU Affero General Public License, version 3,
22		* along with this program. If not, see <http://www.gnu.org/licenses/>
23		*
24		*/
25
26		namespace OCA\FederatedFileSharing;
27
28		use OCA\FederatedFileSharing\Ocm\NotificationManager;
29		use OCP\AppFramework\Http;
30		use OCP\BackgroundJob\IJobList;
31		use OCP\Http\Client\IClientService;
32		use OCP\IConfig;
33
34		class Notifications {
35		const RESPONSE_FORMAT = 'json'; // default response format for ocs calls
36
37		/** @var AddressHandler */
38		private $addressHandler;
39
40		/** @var IClientService */
41		private $httpClientService;
42
43		/** @var DiscoveryManager */
44		private $discoveryManager;
45	1
46		/** @var IJobList */
47		private $jobList;
48
49	1	/** @var IConfig */
50	1	private $config;
51	1
52		/**
53		* @param AddressHandler $addressHandler
54		* @param IClientService $httpClientService
55		* @param DiscoveryManager $discoveryManager
56		* @param IJobList $jobList
57		* @param IConfig $config
58		*/
59		public function __construct(
60		AddressHandler $addressHandler,
61		IClientService $httpClientService,
62		DiscoveryManager $discoveryManager,
63		IJobList $jobList,
64		IConfig $config
65		) {
66		$this->addressHandler = $addressHandler;
67		$this->httpClientService = $httpClientService;
68		$this->discoveryManager = $discoveryManager;
69		$this->jobList = $jobList;
70		$this->config = $config;
71		}
72
73		/**
74		* send server-to-server share to remote server
75		*
76		* @param Address $shareWithAddress
77		* @param Address $ownerAddress
78		* @param Address $sharedByAddress
79		* @param string $token
80		* @param string $name
81		* @param int $remote_id
82		*
83		* @return bool
84		*
85		* @throws \OC\HintException
86		* @throws \OC\ServerNotAvailableException
87		*/
88		public function sendRemoteShare(Address $shareWithAddress,
89		Address $ownerAddress,
90		Address $sharedByAddress,
91		$token,
92		$name,
93		$remote_id
94		) {
95		$remoteShareSuccess = false;
96		if ($shareWithAddress->getUserId() && $shareWithAddress->getCloudId()) {
97		$remoteShareSuccess = $this->sendOcmRemoteShare(
98		$shareWithAddress, $ownerAddress, $sharedByAddress, $token, $name, $remote_id
99		);
100		if (!$remoteShareSuccess) {
101		$remoteShareSuccess = $this->sendPreOcmRemoteShare(
102		$shareWithAddress, $ownerAddress, $sharedByAddress, $token, $name, $remote_id
103		);
104		}
105		}
106		if ($remoteShareSuccess) {
107		\OC_Hook::emit(
108		'OCP\Share',
109		'federated_share_added',
110		['server' => $shareWithAddress->getHostName()]
111		);
112		}
113		return $remoteShareSuccess;
114		}
115
116		/**
117		* ask owner to re-share the file with the given user
118		*
119		* @param string $token
120		* @param int $id remote Id
121		* @param int $shareId internal share Id
122		* @param string $remote remote address of the owner
123		* @param string $shareWith
124		* @param int $permission
125		* @return bool
126		* @throws \Exception
127		*/
128		public function requestReShare($token, $id, $shareId, $remote, $shareWith, $permission) {
129		$ocmNotificationManager = new NotificationManager();
130		$data = [
131		'shareWith' => $shareWith,
132		'senderId' => $shareId
133		];
134		$ocmNotification = $ocmNotificationManager->convertToOcmFileNotification($id, $token, 'reshare', $data);
135		$ocmFields = $ocmNotification->toArray();
136
137		$url = \rtrim(
138		$this->addressHandler->removeProtocolFromUrl($remote),
139		'/'
140		);
141		$result = $this->tryHttpPostToShareEndpoint($url, '/notifications', $ocmFields, true);
142		if (isset($result['statusCode']) && $result['statusCode'] === Http::STATUS_CREATED) {
143		$response = \json_decode($result['result'], true);
144		if (\is_array($response) && isset($response['sharedSecret'], $response['providerId'])) {
145		return [
146		$response['sharedSecret'],
147		(int) $response['providerId']
148		];
149		}
150		return true;
151		}
152
153		$fields = [
154		'shareWith' => $shareWith,
155		'token' => $token,
156		'permission' => $permission,
157		'remoteId' => $shareId
158		];
159
160		$url = $this->addressHandler->removeProtocolFromUrl($remote);
161		$result = $this->tryHttpPostToShareEndpoint(\rtrim($url, '/'), '/' . $id . '/reshare', $fields);
162		$status = \json_decode($result['result'], true);
163
164		$httpRequestSuccessful = $result['success'];
165		$validToken = isset($status['ocs']['data']['token']) && \is_string($status['ocs']['data']['token']);
166		$validRemoteId = isset($status['ocs']['data']['remoteId']);
167
168		if ($httpRequestSuccessful && $this->isOcsStatusOk($status) && $validToken && $validRemoteId) {
169		return [
170		$status['ocs']['data']['token'],
171		(int)$status['ocs']['data']['remoteId']
172		];
173		}
174
175		return false;
176		}
177
178		/**
179		* send server-to-server unshare to remote server
180		*
181		* @param string $remote url
182		* @param int $id share id
183		* @param string $token
184		* @return bool
185		*/
186		public function sendRemoteUnShare($remote, $id, $token) {
187		return $this->sendUpdateToRemote($remote, $id, $token, 'unshare');
188		}
189
190		/**
191		* send server-to-server unshare to remote server
192		*
193		* @param string $remote url
194		* @param int $id share id
195		* @param string $token
196		* @return bool
197		*/
198		public function sendRevokeShare($remote, $id, $token) {
199		return $this->sendUpdateToRemote($remote, $id, $token, 'revoke');
200		}
201
202		/**
203		* send notification to remote server if the permissions was changed
204		*
205		* @param string $remote
206		* @param int $remoteId
207		* @param string $token
208		* @param int $permissions
209		* @return bool
210		*/
211		public function sendPermissionChange($remote, $remoteId, $token, $permissions) {
212		return $this->sendUpdateToRemote($remote, $remoteId, $token, 'permissions', ['permissions' => $permissions]);
213		}
214
215		/**
216		* forward accept reShare to remote server
217		*
218		* @param string $remote
219		* @param int $remoteId
220		* @param string $token
221		*/
222		public function sendAcceptShare($remote, $remoteId, $token) {
223		$this->sendUpdateToRemote($remote, $remoteId, $token, 'accept');
224		}
225
226		/**
227		* forward decline reShare to remote server
228		*
229		* @param string $remote
230		* @param int $remoteId
231		* @param string $token
232		*/
233		public function sendDeclineShare($remote, $remoteId, $token) {
234		$this->sendUpdateToRemote($remote, $remoteId, $token, 'decline');
235		}
236
237		/**
238		* inform remote server whether server-to-server share was accepted/declined
239		*
240		* @param string $remote
241		* @param int $remoteId Share id on the remote host
242		* @param string $token
243		* @param string $action possible actions:
244		* accept, decline, unshare, revoke, permissions
245		* @param array $data
246		* @param int $try
247		*
248		* @return boolean
249		*
250		* @throws \Exception
251		*/
252		public function sendUpdateToRemote($remote, $remoteId, $token, $action, $data = [], $try = 0) {
253		$ocmNotificationManager = new NotificationManager();
254		$ocmNotification = $ocmNotificationManager->convertToOcmFileNotification($remoteId, $token, $action, $data);
255		$ocmFields = $ocmNotification->toArray();
256		$url = \rtrim(
257		$this->addressHandler->removeProtocolFromUrl($remote),
258		'/'
259		);
260		$result = $this->tryHttpPostToShareEndpoint($url, '/notifications', $ocmFields, true);
261		if (isset($result['statusCode']) && $result['statusCode'] === Http::STATUS_CREATED) {
262		return true;
263		}
264
265		$fields = ['token' => $token];
266		foreach ($data as $key => $value) {
267		$fields[$key] = $value;
268		}
269
270		$url = \rtrim(
271		$this->addressHandler->removeProtocolFromUrl($remote),
272		'/'
273		);
274		$result = $this->tryHttpPostToShareEndpoint($url, '/' . $remoteId . '/' . $action, $fields);
275		$status = \json_decode($result['result'], true);
276
277		if ($result['success'] && $this->isOcsStatusOk($status)) {
278		return true;
279		} elseif ($try === 0) {
280		// only add new job on first try
281		$this->jobList->add('OCA\FederatedFileSharing\BackgroundJob\RetryJob',
282		[
283		'remote' => $remote,
284		'remoteId' => $remoteId,
285		'token' => $token,
286		'action' => $action,
287		'data' => \json_encode($data),
288		'try' => $try,
289		'lastRun' => $this->getTimestamp()
290		]
291		);
292		}
293
294		return false;
295		}
296
297		/**
298		* return current timestamp
299		*
300		* @return int
301		*/
302		protected function getTimestamp() {
303		return \time();
304		}
305
306		/**
307		* try http post first with https and then with http as a fallback
308		*
309		* @param string $remoteDomain
310		* @param string $urlSuffix
311		* @param array $fields post parameters
312		* @param bool $useOcm send request to OCM endpoint instead of OCS
313		*
314		* @return array
315		*
316		* @throws \Exception
317		*/
318		protected function tryHttpPostToShareEndpoint($remoteDomain, $urlSuffix, array $fields, $useOcm = false) {
319		$client = $this->httpClientService->newClient();
320		$protocol = 'https://';
321		$result = [
322		'success' => false,
323		'result' => '',
324		];
325		$try = 0;
326
327		while ($result['success'] === false && $try < 2) {
328		if ($useOcm) {
329		$endpoint = $this->discoveryManager->getOcmShareEndpoint($protocol . $remoteDomain);
330		$endpoint .= $urlSuffix;
331		} else {
332		$relativePath = $this->discoveryManager->getShareEndpoint($protocol . $remoteDomain);
333		$endpoint = $protocol . $remoteDomain . $relativePath . $urlSuffix . '?format=' . self::RESPONSE_FORMAT;
334		}
335
336		try {
337		$response = $client->post($endpoint, [
338		'body' => $fields,
339		'timeout' => 10,
340		'connect_timeout' => 10,
341		]);
342		$result['result'] = $response->getBody();
343		$result['statusCode'] = $response->getStatusCode();
344		$result['success'] = true;
345		break;
346		} catch (\Exception $e) {
347		// if flat re-sharing is not supported by the remote server
348		// we re-throw the exception and fall back to the old behaviour.
349		// (flat re-shares has been introduced in ownCloud 9.1)
350		if ($e->getCode() === Http::STATUS_INTERNAL_SERVER_ERROR) {
351		throw $e;
352		}
353		$allowHttpFallback = $this->config->getSystemValue('sharing.federation.allowHttpFallback', false) === true;
354		if (!$allowHttpFallback) {
355		break;
356		}
357		$try++;
358		$protocol = 'http://';
359		}
360		}
361
362		return $result;
363		}
364
365		protected function sendOcmRemoteShare(Address $shareWithAddress, Address $ownerAddress, Address $sharedByAddress, $token, $name, $remote_id) {
366		$fields = [
367		'shareWith' => $shareWithAddress->getCloudId(),
368		'name' => $name,
369		'providerId' => $remote_id,
370		'owner' => $ownerAddress->getCloudId(),
371		'ownerDisplayName' => $ownerAddress->getDisplayName(),
372		'sender' => $sharedByAddress->getCloudId(),
373		'senderDisplayName' => $sharedByAddress->getDisplayName(),
374		'shareType' => 'user',
375		'resourceType' => 'file',
376		'protocol' => [
377		'name' => 'webdav',
378		'options' => [
379		'sharedSecret' => $token
380		]
381		]
382		];
383
384		$url = $shareWithAddress->getHostName();
385		$result = $this->tryHttpPostToShareEndpoint($url, '/shares', $fields, true);
386
387		if (isset($result['statusCode']) && $result['statusCode'] === Http::STATUS_CREATED) {
388		return true;
389		}
390		return false;
391		}
392
393		protected function sendPreOcmRemoteShare(Address $shareWithAddress, Address $ownerAddress, Address $sharedByAddress, $token, $name, $remote_id) {
394		$fields = [
395		'shareWith' => $shareWithAddress->getUserId(),
396		'token' => $token,
397		'name' => $name,
398		'remoteId' => $remote_id,
399		'owner' => $ownerAddress->getUserId(),
400		'ownerFederatedId' => $ownerAddress->getCloudId(),
401		'sharedBy' => $sharedByAddress->getUserId(),
402		'sharedByFederatedId' => $sharedByAddress->getUserId(),
403		'remote' => $this->addressHandler->generateRemoteURL(),
404		];
405		$url = $shareWithAddress->getHostName();
406		$result = $this->tryHttpPostToShareEndpoint($url, '', $fields);
407		$status = \json_decode($result['result'], true);
408
409		if ($result['success'] && $this->isOcsStatusOk($status)) {
410		return true;
411		}
412		return false;
413		}
414
415		/**
416		* Validate ocs response - 100 or 200 means success
417		*
418		* @param array $status
419		*
420		* @return bool
421		*/
422		private function isOcsStatusOk($status) {
423		return \in_array($status['ocs']['meta']['statuscode'], [100, 200]);
424		}
425		}
426

owncloud / core

Pull Request — master (#32303)

Notifications::sendDeclineShare() A

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