FileService::downloaldFile() - Code Metrics - Inspection of "Use my personal repo to install dlib" - matiasdelellis/facerecognition - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — php8 ( 3e2147...190cd5 )

by Matias

created 2021-05-18 23:50 UTC

FileService::downloaldFile() B

↳ Parent: FileService

Complexity

Conditions	7
Paths	8

Size

Total Lines	59
Code Lines	40

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	19
CRAP Score	10.284

Importance

Changes

Metric	Value
cc	7
eloc	40
c	0
b	0
f	0
nc	8
nop	1
dl	0
loc	59
ccs	19
cts	32
cp	0.5938
crap	10.284
rs	8.3466

How to fix Long Method

<?php
declare(strict_types=1);

/**
 * @copyright Copyright (c) 2019-2020 Matias De lellis <[email protected]>
 *
 * @author Matias De lellis <[email protected]>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 */

namespace OCA\FaceRecognition\Service;

use OCP\Files\IRootFolder;
use OCP\Files\File;
use OCP\Files\Folder;
use OCP\Files\Node;
use OCP\ITempManager;

use OCP\Files\IHomeStorage;
use OCP\Files\NotFoundException;
use OCP\Files\StorageNotAvailableException;

use OCA\Files_Sharing\External\Storage as SharingExternalStorage;
filter:
    dependency_paths: ["lib/*"]

use OCA\FaceRecognition\Service\SettingsService;

class FileService {

	const NOMEDIA_FILE = ".nomedia";

	const NOIMAGE_FILE = ".noimage";

	const FACERECOGNITION_SETTINGS_FILE = ".facerecognition.json";

	/**  @var string|null */
	private $userId;

	/** @var IRootFolder */
	private $rootFolder;

	/** @var ITempManager */
	private $tempManager;

	/** @var SettingsService */
	private $settingsService;

	public function __construct($userId,
	                            IRootFolder     $rootFolder,
	                            ITempManager    $tempManager,
	                            SettingsService $settingsService)
	{
		$this->userId          = $userId;
		$this->rootFolder      = $rootFolder;
		$this->tempManager     = $tempManager;
		$this->settingsService = $settingsService;
	}

	/**
	 * TODO: Describe exactly when necessary.
	 */
	public function setupFS(string $userId) {
		\OC_Util::tearDownFS();
filter:
    dependency_paths: ["lib/*"]
		\OC_Util::setupFS($userId);

		$this->userId = $userId;
	}

	/**
	 * Get root user folder
	 * @param string $userId
	 * @return Folder
	 */
	public function getUserFolder($userId = null): Folder {
		return $this->rootFolder->getUserFolder($this->userId ?? $userId);
	}

	/**
	 * Get a Node from userFolder
	 * @param int $id the id of the Node
	 * @param string $userId
	 * @return Node | null
	 */
	public function getFileById($fileId, $userId = null): ?Node {
		$files = $this->rootFolder->getUserFolder($this->userId ?? $userId)->getById($fileId);
		if (count($files) === 0) {
			return null;
		}

		return $files[0];
	}

	/**
	 * Get a Node from userFolder
	 * @param string $fullpath the fullpath of the Node
	 * @param string $userId
	 * @return Node | null
	 */
	public function getFileByPath($fullpath, $userId = null): ?Node {
		$file = $this->rootFolder->getUserFolder($this->userId ?? $userId)->get($fullpath);
		return $file;
	}

	/**
	 * Checks if this file is located somewhere under .nomedia file and should be therefore ignored.
	 * Or with an .facerecognition.json setting file that disable tha analysis
	 *
	 * @param File $file File to search for
	 * @return bool True if file is located under .nomedia or .facerecognition.json that disabled
	 * analysis, false otherwise
	 */
	public function isUnderNoDetection(Node $node): bool {
		// If we detect .nomedia file anywhere on the path to root folder (id===null), bail out
		$parentNode = $node->getParent();
		while (($parentNode instanceof Folder) && ($parentNode->getId() !== null)) {
			$allowDetection = $this->getDescendantDetection($parentNode);
			if (!$allowDetection)
				return true;
			$parentNode = $parentNode->getParent();
		}
		return false;
	}

	/**
	 * Checks if this folder has .nomedia file an .facerecognition.json setting file that
	 * disable that analysis.
	 *
	 * @param Folder $folder Folder to search for
	 * @return bool true if folder dont have an .nomedia file or .facerecognition.json that disabled
	 * analysis, false otherwise
	 */
	public function getDescendantDetection(Folder $folder): bool {
		try {
			if ($folder->nodeExists(FileService::NOMEDIA_FILE) ||
			    $folder->nodeExists(FileService::NOIMAGE_FILE)) {
				return false;
			}

			if (!$folder->nodeExists(FileService::FACERECOGNITION_SETTINGS_FILE)) {
				return true;
			}

			$file = $folder->get(FileService::FACERECOGNITION_SETTINGS_FILE);
			if (!($file instanceof File)) // Maybe the node exists but it can be a folder.
				return true;

			$settings = json_decode($file->getContent(), true);
			if ($settings === null || !array_key_exists('detection', $settings)) {
				return true;
			}

			if ($settings['detection'] === 'off') {
				return false;
			}
		} catch (StorageNotAvailableException $e) {
			return false;
		}

		return true;
	}

	/**
	 * Set this folder to enable or disable the analysis using the .facerecognition.json file.
	 *
	 * @param Folder $folder Folder to enable/disable for
	 * @return bool true if the change is done. False if failed.
	 */
	public function setDescendantDetection(Folder $folder, bool $detection): bool {
		if ($folder->nodeExists(FileService::FACERECOGNITION_SETTINGS_FILE)) {
			$file = $folder->get(FileService::FACERECOGNITION_SETTINGS_FILE);
			if (!($file instanceof File)) // Maybe the node exists but it can be a folder.
				return false;

			$settings = json_decode($file->getContent(), true);
			if ($settings === null) // Invalid json
				return false;
		}
		else {
			$file = $folder->newFile(FileService::FACERECOGNITION_SETTINGS_FILE);
			$settings = array();
		}

		$settings['detection'] = $detection ? "on" : "off";
		$file->putContent(json_encode($settings));

		return true;
	}

	/**
	 * Returns if the file is inside a native home storage.
	 */
	public function isUserFile(Node $node): bool {
		return (($node->getMountPoint()->getMountType() === '') &&
		        ($node->getStorage()->instanceOfStorage(IHomeStorage::class)));
	}

	/**
	 * Returns if the file is inside a shared mount storage.
	 */
	public function isSharedFile(Node $node): bool {
		return ($node->getMountPoint()->getMountType() === 'shared');
	}

	/**
	 * Returns if the file is inside a external mount storage.
	 */
	public function isExternalFile(Node $node): bool {
		return ($node->getMountPoint()->getMountType() === 'external');
	}

	/**
	 * Returns if the file is inside a group folder storage.
	 */
	public function isGroupFile(Node $node): bool {
		return ($node->getMountPoint()->getMountType() === 'group');
	}

	/**
	 * Returns if the Node is allowed based on preferences.
	 */
	public function isAllowedNode(Node $node): bool {
		if ($this->isUserFile($node)) {
			return true;
		} else if ($this->isSharedFile($node)) {
			return $this->settingsService->getHandleSharedFiles();
		} else if ($this->isExternalFile($node)) {
			return $this->settingsService->getHandleExternalFiles();
		} else if ($this->isGroupFile($node)) {
			return $this->settingsService->getHandleGroupFiles();
		}
		return false;
	}

	/**
	 * Get a path to either the local file or temporary file
	 *
	 * @param File $file
	 * @param int $maxSize maximum size for temporary files
	 * @return string|null
	 */
	public function getLocalFile(File $file, int $maxSize = null): ?string {
		$useTempFile = $file->isEncrypted() || !$file->getStorage()->isLocal();
		if ($useTempFile) {
			$absPath = $this->tempManager->getTemporaryFile();

			$content = $file->fopen('r');
			if ($maxSize !== null) {
				$content = stream_get_contents($content, $maxSize);
			}
			file_put_contents($absPath, $content);

			return $absPath;
		} else {
			$localPath = $file->getStorage()->getLocalFile($file->getInternalPath());
			return ($localPath !== false) ? $localPath : null;

		}
	}

	/**
	 * Return all images from a given folder.
	 *
	 * TODO: It is inefficient since it copies the array recursively.
	 *
	 * @param Folder $folder Folder to get images from
	 * @return array List of all images and folders to continue recursive crawling
	 */
	public function getPicturesFromFolder(Folder $folder, $results = array()) {
		$nodes = $folder->getDirectoryListing();
		foreach ($nodes as $node) {
			if (!$this->isAllowedNode($node)) {
				continue;
			}
			if ($node instanceof Folder && $this->getDescendantDetection($node)) {
				$results = $this->getPicturesFromFolder($node, $results);
			}
			else if ($node instanceof File) {
				if ($this->settingsService->isAllowedMimetype($node->getMimeType())) {
					$results[] = $node;
				}
			}
		}
		return $results;
	}


	/**
	 * Download a file in a temporary folder
	 *
	 * @param string $fileUrl url to download.
	 * @return string temp file downloaded.
	 *
	 * @throws \Exception
	 */
	public function downloaldFile(string $fileUrl): string {
		$tempFolder = $this->tempManager->getTemporaryFolder('/facerecognition/');
		$tempFile = $tempFolder . basename($fileUrl);

		$fp = fopen($tempFile, 'w+');
		if ($fp === false) {
			throw new \Exception('Could not open the file to write: ' . $tempFile);
		}

		$ch = curl_init($fileUrl);
		if ($ch === false) {
			throw new \Exception('Curl error: unable to initialize curl');
		}

		curl_setopt_array($ch, [
			CURLOPT_FILE => $fp,
			CURLOPT_FOLLOWLOCATION => true,
			CURLOPT_SSL_VERIFYPEER => false,
			CURLOPT_SSL_VERIFYHOST => 0,
			CURLOPT_USERAGENT => 'Nextcloud Facerecognition Service',
		]);

		if (curl_exec($ch) === false) {
			throw new \Exception('Curl error: ' . curl_error($ch));
		}

		$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
		if ($httpCode !== 200) {
			$statusCodes = [
				400 => 'Bad request',
				401 => 'Unauthorized',
				403 => 'Forbidden',
				404 => 'Not Found',
				500 => 'Internal Server Error',
				502 => 'Bad Gateway',
				503 => 'Service Unavailable',
				504 => 'Gateway Timeout',
			];

			$message = 'Download failed';
			if(isset($statusCodes[$httpCode])) {
				$message .= ' - ' . $statusCodes[$httpCode] . ' (HTTP ' . $httpCode . ')';
			} else {
				$message .= ' - HTTP status code: ' . $httpCode;
			}

			$curlErrorMessage = curl_error($ch);
			if(!empty($curlErrorMessage)) {
				$message .= ' - curl error message: ' . $curlErrorMessage;
			}
			$message .= ' - URL: ' . htmlentities($fileUrl);

			throw new \Exception($message);
		}

		curl_close($ch);
		fclose($fp);

		return $tempFile;
	}

	/**
	 * Uncompressing the file with the bzip2-extension
	 *
	 * @param string $in
	 * @param string $out
	 *
	 * @throws \Exception
	 */
	public function bunzip2(string $inputFile, string $outputFile) {
		if (!file_exists ($inputFile) || !is_readable ($inputFile))
			throw new \Exception('The file ' . $inputFile . ' not exists or is not readable');

		if ((!file_exists($outputFile) && !is_writeable(dirname($outputFile))) ||
		    (file_exists($outputFile) && !is_writable($outputFile)))
			throw new \Exception('The file ' . $outputFile . ' exists or is not writable');

		$in_file = bzopen ($inputFile, "r");
		$out_file = fopen ($outputFile, "w");

		if ($out_file === false)
			throw new \Exception('Could not open the file to write: ' . $outputFile);

		while ($buffer = bzread ($in_file, 4096)) {
			if($buffer === false)
				throw new \Exception('Read problem: ' . bzerrstr($in_file));
			if(bzerrno($in_file) !== 0)
				throw new \Exception('Compression problem: '. bzerrstr($in_file));

			fwrite ($out_file, $buffer, 4096);
		}

		bzclose ($in_file);
		fclose ($out_file);
	}

	/**
	 * Create a temporary file and return the path
	 */
	public function getTemporaryFile(string $postFix = ''): string {
		return $this->tempManager->getTemporaryFile($postFix);
	}

	/**
	 * Remove any temporary file from the service.
	 */
	public function clean() {
		$this->tempManager->clean();
	}

}


1		<?php
2		declare(strict_types=1);
3
4		/**
5		* @copyright Copyright (c) 2019-2020 Matias De lellis <[email protected]>
6		*
7		* @author Matias De lellis <[email protected]>
8		*
9		* @license GNU AGPL version 3 or any later version
10		*
11		* This program is free software: you can redistribute it and/or modify
12		* it under the terms of the GNU Affero General Public License as
13		* published by the Free Software Foundation, either version 3 of the
14		* License, or (at your option) any later version.
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
22		* along with this program. If not, see <http://www.gnu.org/licenses/>.
23		*
24		*/
25
26		namespace OCA\FaceRecognition\Service;
27
28		use OCP\Files\IRootFolder;
29		use OCP\Files\File;
30		use OCP\Files\Folder;
31		use OCP\Files\Node;
32		use OCP\ITempManager;
33
34		use OCP\Files\IHomeStorage;
35		use OCP\Files\NotFoundException;
36		use OCP\Files\StorageNotAvailableException;
37
38		use OCA\Files_Sharing\External\Storage as SharingExternalStorage;
		0 ignored issues – show Bug introduced 2019-12-08 14:34 UTC by Report Bug Copy Issue Report The type `OCA\Files_Sharing\External\Storage` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
39
40		use OCA\FaceRecognition\Service\SettingsService;
41
42		class FileService {
43
44		const NOMEDIA_FILE = ".nomedia";
45
46		const NOIMAGE_FILE = ".noimage";
47
48		const FACERECOGNITION_SETTINGS_FILE = ".facerecognition.json";
49
50		/** @var string\|null */
51		private $userId;
52
53		/** @var IRootFolder */
54		private $rootFolder;
55
56		/** @var ITempManager */
57		private $tempManager;
58
59		/** @var SettingsService */
60		private $settingsService;
61
62		public function __construct($userId,
63		IRootFolder $rootFolder,
64		ITempManager $tempManager,
65		SettingsService $settingsService)
66		{
67		$this->userId = $userId;
68		$this->rootFolder = $rootFolder;
69		$this->tempManager = $tempManager;
70		$this->settingsService = $settingsService;
71		}
72
73		/**
74		* TODO: Describe exactly when necessary.
75		*/
76	11	public function setupFS(string $userId) {
77	11	\OC_Util::tearDownFS();
		0 ignored issues – show Bug introduced 2019-12-08 14:34 UTC by Report Bug Copy Issue Report The type `OC_Util` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
78	11	\OC_Util::setupFS($userId);
79
80	11	$this->userId = $userId;
81	11	}
82
83		/**
84		* Get root user folder
85		* @param string $userId
86		* @return Folder
87		*/
88	10	public function getUserFolder($userId = null): Folder {
89	10	return $this->rootFolder->getUserFolder($this->userId ?? $userId);
90		}
91
92		/**
93		* Get a Node from userFolder
94		* @param int $id the id of the Node
95		* @param string $userId
96		* @return Node \| null
97		*/
98	6	public function getFileById($fileId, $userId = null): ?Node {
99	6	$files = $this->rootFolder->getUserFolder($this->userId ?? $userId)->getById($fileId);
100	6	if (count($files) === 0) {
101	1	return null;
102		}
103
104	5	return $files[0];
105		}
106
107		/**
108		* Get a Node from userFolder
109		* @param string $fullpath the fullpath of the Node
110		* @param string $userId
111		* @return Node \| null
112		*/
113		public function getFileByPath($fullpath, $userId = null): ?Node {
114		$file = $this->rootFolder->getUserFolder($this->userId ?? $userId)->get($fullpath);
115		return $file;
116		}
117
118		/**
119		* Checks if this file is located somewhere under .nomedia file and should be therefore ignored.
120		* Or with an .facerecognition.json setting file that disable tha analysis
121		*
122		* @param File $file File to search for
123		* @return bool True if file is located under .nomedia or .facerecognition.json that disabled
124		* analysis, false otherwise
125		*/
126	1	public function isUnderNoDetection(Node $node): bool {
127		// If we detect .nomedia file anywhere on the path to root folder (id===null), bail out
128	1	$parentNode = $node->getParent();
129	1	while (($parentNode instanceof Folder) && ($parentNode->getId() !== null)) {
130	1	$allowDetection = $this->getDescendantDetection($parentNode);
131	1	if (!$allowDetection)
132	1	return true;
133	1	$parentNode = $parentNode->getParent();
134		}
135	1	return false;
136		}
137
138		/**
139		* Checks if this folder has .nomedia file an .facerecognition.json setting file that
140		* disable that analysis.
141		*
142		* @param Folder $folder Folder to search for
143		* @return bool true if folder dont have an .nomedia file or .facerecognition.json that disabled
144		* analysis, false otherwise
145		*/
146	3	public function getDescendantDetection(Folder $folder): bool {
147		try {
148	3	if ($folder->nodeExists(FileService::NOMEDIA_FILE) \|\|
149	3	$folder->nodeExists(FileService::NOIMAGE_FILE)) {
150	2	return false;
151		}
152
153	3	if (!$folder->nodeExists(FileService::FACERECOGNITION_SETTINGS_FILE)) {
154	3	return true;
155		}
156
157		$file = $folder->get(FileService::FACERECOGNITION_SETTINGS_FILE);
158		if (!($file instanceof File)) // Maybe the node exists but it can be a folder.
159		return true;
160
161		$settings = json_decode($file->getContent(), true);
162		if ($settings === null \|\| !array_key_exists('detection', $settings)) {
163		return true;
164		}
165
166		if ($settings['detection'] === 'off') {
167		return false;
168		}
169		} catch (StorageNotAvailableException $e) {
170		return false;
171		}
172
173		return true;
174		}
175
176		/**
177		* Set this folder to enable or disable the analysis using the .facerecognition.json file.
178		*
179		* @param Folder $folder Folder to enable/disable for
180		* @return bool true if the change is done. False if failed.
181		*/
182		public function setDescendantDetection(Folder $folder, bool $detection): bool {
183		if ($folder->nodeExists(FileService::FACERECOGNITION_SETTINGS_FILE)) {
184		$file = $folder->get(FileService::FACERECOGNITION_SETTINGS_FILE);
185		if (!($file instanceof File)) // Maybe the node exists but it can be a folder.
186		return false;
187
188		$settings = json_decode($file->getContent(), true);
189		if ($settings === null) // Invalid json
190		return false;
191		}
192		else {
193		$file = $folder->newFile(FileService::FACERECOGNITION_SETTINGS_FILE);
194		$settings = array();
195		}
196
197		$settings['detection'] = $detection ? "on" : "off";
198		$file->putContent(json_encode($settings));
199
200		return true;
201		}
202
203		/**
204		* Returns if the file is inside a native home storage.
205		*/
206	28	public function isUserFile(Node $node): bool {
207	28	return (($node->getMountPoint()->getMountType() === '') &&
208	28	($node->getStorage()->instanceOfStorage(IHomeStorage::class)));
209		}
210
211		/**
212		* Returns if the file is inside a shared mount storage.
213		*/
214	28	public function isSharedFile(Node $node): bool {
215	28	return ($node->getMountPoint()->getMountType() === 'shared');
216		}
217
218		/**
219		* Returns if the file is inside a external mount storage.
220		*/
221	28	public function isExternalFile(Node $node): bool {
222	28	return ($node->getMountPoint()->getMountType() === 'external');
223		}
224
225		/**
226		* Returns if the file is inside a group folder storage.
227		*/
228	28	public function isGroupFile(Node $node): bool {
229	28	return ($node->getMountPoint()->getMountType() === 'group');
230		}
231
232		/**
233		* Returns if the Node is allowed based on preferences.
234		*/
235	28	public function isAllowedNode(Node $node): bool {
236	28	if ($this->isUserFile($node)) {
237	28	return true;
238	28	} else if ($this->isSharedFile($node)) {
239		return $this->settingsService->getHandleSharedFiles();
240	28	} else if ($this->isExternalFile($node)) {
241		return $this->settingsService->getHandleExternalFiles();
242	28	} else if ($this->isGroupFile($node)) {
243		return $this->settingsService->getHandleGroupFiles();
244		}
245	28	return false;
246		}
247
248		/**
249		* Get a path to either the local file or temporary file
250		*
251		* @param File $file
252		* @param int $maxSize maximum size for temporary files
253		* @return string\|null
254		*/
255	4	public function getLocalFile(File $file, int $maxSize = null): ?string {
256	4	$useTempFile = $file->isEncrypted() \|\| !$file->getStorage()->isLocal();
257	4	if ($useTempFile) {
258		$absPath = $this->tempManager->getTemporaryFile();
259
260		$content = $file->fopen('r');
261		if ($maxSize !== null) {
262		$content = stream_get_contents($content, $maxSize);
263		}
264		file_put_contents($absPath, $content);
265
266		return $absPath;
267		} else {
268	4	$localPath = $file->getStorage()->getLocalFile($file->getInternalPath());
269	4	return ($localPath !== false) ? $localPath : null;
		0 ignored issues – show Bug Best Practice introduced 2021-03-17 12:57 UTC by Report Bug Copy Issue Report The expression `return $localPath !== false ? $localPath : null` could return the type `true` which is incompatible with the type-hinted return `null\|string`. Consider adding an additional type-check to rule them out. Loading history...
270		}
271		}
272
273		/**
274		* Return all images from a given folder.
275		*
276		* TODO: It is inefficient since it copies the array recursively.
277		*
278		* @param Folder $folder Folder to get images from
279		* @return array List of all images and folders to continue recursive crawling
280		*/
281	10	public function getPicturesFromFolder(Folder $folder, $results = array()) {
282	10	$nodes = $folder->getDirectoryListing();
283	10	foreach ($nodes as $node) {
284	8	if (!$this->isAllowedNode($node)) {
285		continue;
286		}
287	8	if ($node instanceof Folder && $this->getDescendantDetection($node)) {
288	3	$results = $this->getPicturesFromFolder($node, $results);
289		}
290	8	else if ($node instanceof File) {
291	8	if ($this->settingsService->isAllowedMimetype($node->getMimeType())) {
292	7	$results[] = $node;
293		}
294		}
295		}
296	10	return $results;
297		}
298
299
300		/**
301		* Download a file in a temporary folder
302		*
303		* @param string $fileUrl url to download.
304		* @return string temp file downloaded.
305		*
306		* @throws \Exception
307		*/
308	1	public function downloaldFile(string $fileUrl): string {
309	1	$tempFolder = $this->tempManager->getTemporaryFolder('/facerecognition/');
310	1	$tempFile = $tempFolder . basename($fileUrl);
311
312	1	$fp = fopen($tempFile, 'w+');
313	1	if ($fp === false) {
314		throw new \Exception('Could not open the file to write: ' . $tempFile);
315		}
316
317	1	$ch = curl_init($fileUrl);
318	1	if ($ch === false) {
319		throw new \Exception('Curl error: unable to initialize curl');
320		}
321
322	1	curl_setopt_array($ch, [
323	1	CURLOPT_FILE => $fp,
324	1	CURLOPT_FOLLOWLOCATION => true,
325	1	CURLOPT_SSL_VERIFYPEER => false,
326	1	CURLOPT_SSL_VERIFYHOST => 0,
327	1	CURLOPT_USERAGENT => 'Nextcloud Facerecognition Service',
328		]);
329
330	1	if (curl_exec($ch) === false) {
331		throw new \Exception('Curl error: ' . curl_error($ch));
332		}
333
334	1	$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
335	1	if ($httpCode !== 200) {
336		$statusCodes = [
337		400 => 'Bad request',
338		401 => 'Unauthorized',
339		403 => 'Forbidden',
340		404 => 'Not Found',
341		500 => 'Internal Server Error',
342		502 => 'Bad Gateway',
343		503 => 'Service Unavailable',
344		504 => 'Gateway Timeout',
345		];
346
347		$message = 'Download failed';
348		if(isset($statusCodes[$httpCode])) {
349		$message .= ' - ' . $statusCodes[$httpCode] . ' (HTTP ' . $httpCode . ')';
350		} else {
351		$message .= ' - HTTP status code: ' . $httpCode;
352		}
353
354		$curlErrorMessage = curl_error($ch);
355		if(!empty($curlErrorMessage)) {
356		$message .= ' - curl error message: ' . $curlErrorMessage;
357		}
358		$message .= ' - URL: ' . htmlentities($fileUrl);
359
360		throw new \Exception($message);
361		}
362
363	1	curl_close($ch);
364	1	fclose($fp);
365
366	1	return $tempFile;
367		}
368
369		/**
370		* Uncompressing the file with the bzip2-extension
371		*
372		* @param string $in
373		* @param string $out
374		*
375		* @throws \Exception
376		*/
377	1	public function bunzip2(string $inputFile, string $outputFile) {
378	1	if (!file_exists ($inputFile) \|\| !is_readable ($inputFile))
379		throw new \Exception('The file ' . $inputFile . ' not exists or is not readable');
380
381	1	if ((!file_exists($outputFile) && !is_writeable(dirname($outputFile))) \|\|
382	1	(file_exists($outputFile) && !is_writable($outputFile)))
383		throw new \Exception('The file ' . $outputFile . ' exists or is not writable');
384
385	1	$in_file = bzopen ($inputFile, "r");
386	1	$out_file = fopen ($outputFile, "w");
387
388	1	if ($out_file === false)
389		throw new \Exception('Could not open the file to write: ' . $outputFile);
390
391	1	while ($buffer = bzread ($in_file, 4096)) {
392	1	if($buffer === false)
393		throw new \Exception('Read problem: ' . bzerrstr($in_file));
394	1	if(bzerrno($in_file) !== 0)
395		throw new \Exception('Compression problem: '. bzerrstr($in_file));
396
397	1	fwrite ($out_file, $buffer, 4096);
398		}
399
400	1	bzclose ($in_file);
401	1	fclose ($out_file);
402	1	}
403
404		/**
405		* Create a temporary file and return the path
406		*/
407		public function getTemporaryFile(string $postFix = ''): string {
408		return $this->tempManager->getTemporaryFile($postFix);
409		}
410
411		/**
412		* Remove any temporary file from the service.
413		*/
414	4	public function clean() {
415	4	$this->tempManager->clean();
416	4	}
417
418		}
419

matiasdelellis / facerecognition

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FileService::downloaldFile() B

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