FileService::downloaldFile() - Code Metrics - Inspection of "Some scrutinizer fixes--" - matiasdelellis/facerecognition - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#293)

by Matias

created 2020-07-10 15:34 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 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)) {
				return false;
			}
			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 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 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();
		}
		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 FACERECOGNITION_SETTINGS_FILE = ".facerecognition.json";
47
48		/** @var string\|null */
49		private $userId;
50
51		/** @var IRootFolder */
52		private $rootFolder;
53
54		/** @var ITempManager */
55		private $tempManager;
56
57		/** @var SettingsService */
58		private $settingsService;
59
60	1	public function __construct($userId,
61		IRootFolder $rootFolder,
62		ITempManager $tempManager,
63		SettingsService $settingsService)
64		{
65	1	$this->userId = $userId;
66	1	$this->rootFolder = $rootFolder;
67	1	$this->tempManager = $tempManager;
68	1	$this->settingsService = $settingsService;
69	1	}
70
71		/**
72		* TODO: Describe exactly when necessary.
73		*/
74	11	public function setupFS(string $userId) {
75	11	\OC_Util::tearDownFS();
		0 ignored issues – show Bug introduced 2019-12-08 14:34 UTC by Report Bug Copy Issue Report The type `OC_Util` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
76	11	\OC_Util::setupFS($userId);
77
78	11	$this->userId = $userId;
79	11	}
80
81		/**
82		* Get root user folder
83		* @param string $userId
84		* @return Folder
85		*/
86	10	public function getUserFolder($userId = null): Folder {
87	10	return $this->rootFolder->getUserFolder($this->userId ?? $userId);
88		}
89
90		/**
91		* Get a Node from userFolder
92		* @param int $id the id of the Node
93		* @param string $userId
94		* @return Node \| null
95		*/
96	6	public function getFileById($fileId, $userId = null): ?Node {
97	6	$files = $this->rootFolder->getUserFolder($this->userId ?? $userId)->getById($fileId);
98	6	if (count($files) === 0) {
99	1	return null;
100		}
101
102	5	return $files[0];
103		}
104
105		/**
106		* Get a Node from userFolder
107		* @param string $fullpath the fullpath of the Node
108		* @param string $userId
109		* @return Node \| null
110		*/
111		public function getFileByPath($fullpath, $userId = null): ?Node {
112		$file = $this->rootFolder->getUserFolder($this->userId ?? $userId)->get($fullpath);
113		return $file;
114		}
115
116		/**
117		* Checks if this file is located somewhere under .nomedia file and should be therefore ignored.
118		* Or with an .facerecognition.json setting file that disable tha analysis
119		*
120		* @param File $file File to search for
121		* @return bool True if file is located under .nomedia or .facerecognition.json that disabled
122		* analysis, false otherwise
123		*/
124	1	public function isUnderNoDetection(Node $node): bool {
125		// If we detect .nomedia file anywhere on the path to root folder (id===null), bail out
126	1	$parentNode = $node->getParent();
127	1	while (($parentNode instanceof Folder) && ($parentNode->getId() !== null)) {
128	1	$allowDetection = $this->getDescendantDetection($parentNode);
129	1	if (!$allowDetection)
130	1	return true;
131	1	$parentNode = $parentNode->getParent();
132		}
133	1	return false;
134		}
135
136		/**
137		* Checks if this folder has .nomedia file an .facerecognition.json setting file that
138		* disable that analysis.
139		*
140		* @param Folder $folder Folder to search for
141		* @return bool true if folder dont have an .nomedia file or .facerecognition.json that disabled
142		* analysis, false otherwise
143		*/
144	3	public function getDescendantDetection(Folder $folder): bool {
145		try {
146	3	if ($folder->nodeExists(FileService::NOMEDIA_FILE)) {
147	2	return false;
148		}
149	3	if ($folder->nodeExists(FileService::FACERECOGNITION_SETTINGS_FILE)) {
150		$file = $folder->get(FileService::FACERECOGNITION_SETTINGS_FILE);
151		if (!($file instanceof File)) // Maybe the node exists but it can be a folder.
152		return true;
153
154		$settings = json_decode($file->getContent(), true);
155		if ($settings === null \|\| !array_key_exists('detection', $settings))
156		return true;
157
158		if ($settings['detection'] === 'off')
159	3	return false;
160		}
161		} catch (StorageNotAvailableException $e) {
162		return false;
163		}
164
165	3	return true;
166		}
167
168		/**
169		* Set this folder to enable or disable the analysis using the .facerecognition.json file.
170		*
171		* @param Folder $folder Folder to enable/disable for
172		* @return bool true if the change is done. False if failed.
173		*/
174		public function setDescendantDetection(Folder $folder, bool $detection): bool {
175		if ($folder->nodeExists(FileService::FACERECOGNITION_SETTINGS_FILE)) {
176		$file = $folder->get(FileService::FACERECOGNITION_SETTINGS_FILE);
177		if (!($file instanceof File)) // Maybe the node exists but it can be a folder.
178		return false;
179
180		$settings = json_decode($file->getContent(), true);
181		if ($settings === null) // Invalid json
182		return false;
183		}
184		else {
185		$file = $folder->newFile(FileService::FACERECOGNITION_SETTINGS_FILE);
186		$settings = array();
187		}
188
189		$settings['detection'] = $detection ? "on" : "off";
190		$file->putContent(json_encode($settings));
191
192		return true;
193		}
194
195		/**
196		* Returns if the file is inside a native home storage.
197		*/
198	28	public function isUserFile(Node $node): bool {
199	28	return (($node->getMountPoint()->getMountType() === '') &&
200	28	($node->getStorage()->instanceOfStorage(IHomeStorage::class)));
201		}
202
203		/**
204		* Returns if the file is inside a shared mount storage.
205		*/
206	28	public function isSharedFile(Node $node): bool {
207	28	return ($node->getMountPoint()->getMountType() === 'shared');
208		}
209
210		/**
211		* Returns if the file is inside a external mount storage.
212		*/
213	28	public function isExternalFile(Node $node): bool {
214	28	return ($node->getMountPoint()->getMountType() === 'external');
215		}
216
217		/**
218		* Returns if the Node is allowed based on preferences.
219		*/
220	28	public function isAllowedNode(Node $node): bool {
221	28	if ($this->isUserFile($node)) {
222	28	return true;
223	28	} else if ($this->isSharedFile($node)) {
224		return $this->settingsService->getHandleSharedFiles();
225	28	} else if ($this->isExternalFile($node)) {
226		return $this->settingsService->getHandleExternalFiles();
227		}
228	28	return false;
229		}
230
231		/**
232		* Get a path to either the local file or temporary file
233		*
234		* @param File $file
235		* @param int $maxSize maximum size for temporary files
236		* @return string\|null
237		*/
238	4	public function getLocalFile(File $file, int $maxSize = null): ?string {
239	4	$useTempFile = $file->isEncrypted() \|\| !$file->getStorage()->isLocal();
240	4	if ($useTempFile) {
241		$absPath = $this->tempManager->getTemporaryFile();
242
243		$content = $file->fopen('r');
244		if ($maxSize !== null) {
245		$content = stream_get_contents($content, $maxSize);
246		}
247		file_put_contents($absPath, $content);
248
249		return $absPath;
250		} else {
251	4	$localPath = $file->getStorage()->getLocalFile($file->getInternalPath());
252	4	return ($localPath !== false) ? $localPath : null;
253		}
254		}
255
256		/**
257		* Return all images from a given folder.
258		*
259		* TODO: It is inefficient since it copies the array recursively.
260		*
261		* @param Folder $folder Folder to get images from
262		* @return array List of all images and folders to continue recursive crawling
263		*/
264	10	public function getPicturesFromFolder(Folder $folder, $results = array()) {
265	10	$nodes = $folder->getDirectoryListing();
266	10	foreach ($nodes as $node) {
267	8	if (!$this->isAllowedNode($node)) {
268		continue;
269		}
270	8	if ($node instanceof Folder && $this->getDescendantDetection($node)) {
271	3	$results = $this->getPicturesFromFolder($node, $results);
272		}
273	8	else if ($node instanceof File) {
274	8	if ($this->settingsService->isAllowedMimetype($node->getMimeType())) {
275	7	$results[] = $node;
276		}
277		}
278		}
279	10	return $results;
280		}
281
282
283		/**
284		* Download a file in a temporary folder
285		*
286		* @param string $fileUrl url to download.
287		* @return string temp file downloaded.
288		*
289		* @throws \Exception
290		*/
291	1	public function downloaldFile(string $fileUrl): string {
292	1	$tempFolder = $this->tempManager->getTemporaryFolder('/facerecognition/');
293	1	$tempFile = $tempFolder . basename($fileUrl);
294
295	1	$fp = fopen($tempFile, 'w+');
296	1	if ($fp === false) {
297		throw new \Exception('Could not open the file to write: ' . $tempFile);
298		}
299
300	1	$ch = curl_init($fileUrl);
301	1	if ($ch === false) {
302		throw new \Exception('Curl error: unable to initialize curl');
303		}
304
305	1	curl_setopt_array($ch, [
306	1	CURLOPT_FILE => $fp,
307	1	CURLOPT_FOLLOWLOCATION => true,
308	1	CURLOPT_SSL_VERIFYPEER => false,
309	1	CURLOPT_SSL_VERIFYHOST => 0,
310	1	CURLOPT_USERAGENT => 'Nextcloud Facerecognition Service',
311		]);
312
313	1	if (curl_exec($ch) === false) {
314		throw new \Exception('Curl error: ' . curl_error($ch));
315		}
316
317	1	$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
318	1	if ($httpCode !== 200) {
319		$statusCodes = [
320		400 => 'Bad request',
321		401 => 'Unauthorized',
322		403 => 'Forbidden',
323		404 => 'Not Found',
324		500 => 'Internal Server Error',
325		502 => 'Bad Gateway',
326		503 => 'Service Unavailable',
327		504 => 'Gateway Timeout',
328		];
329
330		$message = 'Download failed';
331		if(isset($statusCodes[$httpCode])) {
332		$message .= ' - ' . $statusCodes[$httpCode] . ' (HTTP ' . $httpCode . ')';
333		} else {
334		$message .= ' - HTTP status code: ' . $httpCode;
335		}
336
337		$curlErrorMessage = curl_error($ch);
338		if(!empty($curlErrorMessage)) {
339		$message .= ' - curl error message: ' . $curlErrorMessage;
340		}
341		$message .= ' - URL: ' . htmlentities($fileUrl);
342
343		throw new \Exception($message);
344		}
345
346	1	curl_close($ch);
347	1	fclose($fp);
348
349	1	return $tempFile;
350		}
351
352		/**
353		* Uncompressing the file with the bzip2-extension
354		*
355		* @param string $in
356		* @param string $out
357		*
358		* @throws \Exception
359		*/
360	1	public function bunzip2(string $inputFile, string $outputFile) {
361	1	if (!file_exists ($inputFile) \|\| !is_readable ($inputFile))
362		throw new \Exception('The file ' . $inputFile . ' not exists or is not readable');
363
364	1	if ((!file_exists($outputFile) && !is_writeable(dirname($outputFile))) \|\|
365	1	(file_exists($outputFile) && !is_writable($outputFile)))
366		throw new \Exception('The file ' . $outputFile . ' exists or is not writable');
367
368	1	$in_file = bzopen ($inputFile, "r");
369	1	$out_file = fopen ($outputFile, "w");
370
371	1	if ($out_file === false)
372		throw new \Exception('Could not open the file to write: ' . $outputFile);
373
374	1	while ($buffer = bzread ($in_file, 4096)) {
375	1	if($buffer === false)
376		throw new \Exception('Read problem: ' . bzerrstr($in_file));
377	1	if(bzerrno($in_file) !== 0)
378		throw new \Exception('Compression problem: '. bzerrstr($in_file));
379
380	1	fwrite ($out_file, $buffer, 4096);
381		}
382
383	1	bzclose ($in_file);
384	1	fclose ($out_file);
385	1	}
386
387		/**
388		* Create a temporary file and return the path
389		*/
390		public function getTemporaryFile(string $postFix = ''): string {
391		return $this->tempManager->getTemporaryFile($postFix);
392		}
393
394		/**
395		* Remove any temporary file from the service.
396		*/
397	4	public function clean() {
398	4	$this->tempManager->clean();
399	4	}
400
401		}
402

matiasdelellis / facerecognition

Pull Request — master (#293)

FileService::downloaldFile() B

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