PlaylistApiController::getTracksFulltree() - Code Metrics - Inspection of "REST API: Make endpoint `playlists/{id}/add` Shiva..." - owncloud/music - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 516f42...c66c88 )

by Pauli

created 2025-03-30 19:46 UTC

PlaylistApiController::getTracksFulltree() A

↳ Parent: PlaylistApiController

Complexity

Conditions	1
Paths	1

Size

Total Lines	8
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	6
nc	1
nop	1
dl	0
loc	8
rs	10
c	0
b	0
f	0

<?php declare(strict_types=1);

/**
 * ownCloud - Music app
 *
 * This file is licensed under the Affero General Public License version 3 or
 * later. See the COPYING file.
 *
 * @author Morris Jobke <[email protected]>
 * @author Pauli Järvinen <[email protected]>
 * @copyright Morris Jobke 2013, 2014
 * @copyright Pauli Järvinen 2017 - 2025
 */

namespace OCA\Music\Controller;

use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\JSONResponse;

use OCP\Files\Folder;
use OCP\IConfig;
use OCP\IRequest;
use OCP\IURLGenerator;

use OCA\Music\AppFramework\BusinessLayer\BusinessLayerException;
use OCA\Music\AppFramework\Core\Logger;
use OCA\Music\BusinessLayer\AlbumBusinessLayer;
use OCA\Music\BusinessLayer\ArtistBusinessLayer;
use OCA\Music\BusinessLayer\GenreBusinessLayer;
use OCA\Music\BusinessLayer\PlaylistBusinessLayer;
use OCA\Music\BusinessLayer\TrackBusinessLayer;
use OCA\Music\Db\Playlist;
use OCA\Music\Http\ErrorResponse;
use OCA\Music\Http\FileResponse;
use OCA\Music\Utility\CoverHelper;
use OCA\Music\Utility\PlaylistFileService;

class PlaylistApiController extends Controller {
	private IURLGenerator $urlGenerator;
	private PlaylistBusinessLayer $playlistBusinessLayer;
	private ArtistBusinessLayer $artistBusinessLayer;
	private AlbumBusinessLayer $albumBusinessLayer;
	private TrackBusinessLayer $trackBusinessLayer;
	private GenreBusinessLayer $genreBusinessLayer;
	private CoverHelper $coverHelper;
	private PlaylistFileService $playlistFileService;
	private string $userId;
	private Folder $userFolder;
	private IConfig $configManager;
	private Logger $logger;

	public function __construct(string $appname,
								IRequest $request,
								IURLGenerator $urlGenerator,
								PlaylistBusinessLayer $playlistBusinessLayer,
								ArtistBusinessLayer $artistBusinessLayer,
								AlbumBusinessLayer $albumBusinessLayer,
								TrackBusinessLayer $trackBusinessLayer,
								GenreBusinessLayer $genreBusinessLayer,
								CoverHelper $coverHelper,
								PlaylistFileService $playlistFileService,
								string $userId,
								Folder $userFolder,
								IConfig $configManager,
								Logger $logger) {
		parent::__construct($appname, $request);
		$this->urlGenerator = $urlGenerator;
		$this->playlistBusinessLayer = $playlistBusinessLayer;
		$this->artistBusinessLayer = $artistBusinessLayer;
		$this->albumBusinessLayer = $albumBusinessLayer;
		$this->trackBusinessLayer = $trackBusinessLayer;
		$this->genreBusinessLayer = $genreBusinessLayer;
		$this->coverHelper = $coverHelper;
		$this->playlistFileService = $playlistFileService;
		$this->userId = $userId;
		$this->userFolder = $userFolder;
		$this->configManager = $configManager;
		$this->logger = $logger;
	}

	/**
	 * lists all playlists
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function getAll(string $type = 'shiva') {
		$playlists = $this->playlistBusinessLayer->findAll($this->userId);
		if ($type === 'shiva') {
			return \array_map(fn($p) => $p->toShivaApi($this->urlGenerator), $playlists);
		} else {
			return \array_map(fn($p) => $p->toApi($this->urlGenerator), $playlists);
		}
	}

	/**
	 * creates a playlist
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function create(string $name, /*mixed*/ $trackIds, ?string $comment=null) {
		$playlist = $this->playlistBusinessLayer->create($name, $this->userId);

		// add trackIds and comment to the newly created playlist if provided
		if (!empty($trackIds)) {
			$playlist = $this->playlistBusinessLayer->addTracks(
					self::toIntArray($trackIds), $playlist->getId(), $this->userId);
		}
		if ($comment !== null) {
			$playlist = $this->playlistBusinessLayer->setComment($comment, $playlist->getId(), $this->userId);
		}

		return $playlist->toApi($this->urlGenerator);
	}

	/**
	 * deletes a playlist
	 * @param  int $id playlist ID
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function delete(int $id) {
		$this->playlistBusinessLayer->delete($id, $this->userId);
		return [];
	}

	/**
	 * lists a single playlist
	 * @param  int $id playlist ID
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function get(int $id, string $type = 'shiva', $fulltree = 'false') {
		try {
			$playlist = $this->playlistBusinessLayer->find($id, $this->userId);

			if ($type === 'shiva') {
				$result = $playlist->toShivaApi($this->urlGenerator);
			} else {
				$result = $playlist->toApi($this->urlGenerator);
			}

			$fulltree = \filter_var($fulltree, FILTER_VALIDATE_BOOLEAN);
			if ($fulltree) {
				unset($result['trackIds']);
				$result['tracks'] = $this->getTracksFulltree($playlist);
			}

			return $result;
		} catch (BusinessLayerException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, $ex->getMessage());
		}
	}

	private function getTracksFulltree(Playlist $playlist) : array {
		$trackIds = $playlist->getTrackIdsAsArray();
		$tracks = $this->trackBusinessLayer->findById($trackIds, $this->userId);
		$this->albumBusinessLayer->injectAlbumsToTracks($tracks, $this->userId);

		return \array_map(
			fn($track, $index) => \array_merge($track->toShivaApi($this->urlGenerator), ['index' => $index]),
			$tracks, \array_keys($tracks)
		);
	}

	/**
	 * generate a smart playlist according to the given rules
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function generate(
			?bool $useLatestParams, ?string $history, ?string $genres, ?string $artists,
			?int $fromYear, ?int $toYear, ?string $favorite=null, int $size=100, string $historyStrict='false') {

		if ($useLatestParams) {
			$history = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_history') ?: null;
			$genres = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_genres') ?: null;
			$artists = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_artists') ?: null;
			$fromYear = (int)$this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_from_year') ?: null;
			$toYear = (int)$this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_to_year') ?: null;
			$favorite = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_favorite') ?: null;
			$size = (int)$this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_size', 100);
			$historyStrict = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_history_strict', 'false');
		} else {
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_history', $history ?? '');
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_genres', $genres ?? '');
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_artists', $artists ?? '');
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_from_year', (string)$fromYear);
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_to_year', (string)$toYear);
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_favorite', $favorite ?? '');
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_size', (string)$size);
			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_history_strict', $historyStrict);
		}
		$historyStrict = \filter_var($historyStrict, FILTER_VALIDATE_BOOLEAN);

		// ensure the artists and genres contain only valid IDs
		$genres = $this->genreBusinessLayer->findAllIds($this->userId, self::toIntArray($genres));
		$artists = $this->artistBusinessLayer->findAllIds($this->userId, self::toIntArray($artists));

		$playlist = $this->playlistBusinessLayer->generate(
				$history, $historyStrict, $genres, $artists, $fromYear, $toYear, $favorite, $size, $this->userId);
		$result = $playlist->toApi($this->urlGenerator);

		$result['params'] = [
			'history' => $history ?: null,
			'historyStrict' => $historyStrict,
			'genres' => \implode(',', $genres) ?: null,
			'artists' => \implode(',', $artists) ?: null,
			'fromYear' => $fromYear ?: null,
			'toYear' => $toYear ?: null,
			'favorite' => $favorite ?: null,
			'size' => $size
		];

		return $result;
	}

	/**
	 * get cover image for a playlist
	 * @param int $id playlist ID
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function getCover(int $id) {
		try {
			$playlist = $this->playlistBusinessLayer->find($id, $this->userId);
			$cover = $this->coverHelper->getCover($playlist, $this->userId, $this->userFolder);

			if ($cover !== null) {
				return new FileResponse($cover);
			} else {
				return new ErrorResponse(Http::STATUS_NOT_FOUND, 'The playlist has no cover art');
			}
		} catch (BusinessLayerException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, $ex->getMessage());
		}
	}

	/**
	 * update a playlist
	 * @param int $id playlist ID
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function update(int $id, ?string $name = null, ?string $comment = null, ?string $trackIds = null) {
		$result = null;
		if ($name !== null) {
			$result = $this->modifyPlaylist('rename', [$name, $id, $this->userId]);
		}
		if ($comment !== null) {
			$result = $this->modifyPlaylist('setComment', [$comment, $id, $this->userId]);
		}
		if ($trackIds!== null) {
			$result = $this->modifyPlaylist('setTracks', [self::toIntArray($trackIds), $id, $this->userId]);
		}
		if ($result === null) {
			$result = new ErrorResponse(Http::STATUS_BAD_REQUEST, "at least one of the args ['name', 'comment', 'trackIds'] must be given");
		}
		return $result;
	}

	/**
	 * insert or append tracks to a playlist
	 * @param int $id playlist ID
	 * @param string|int $track Comma-separated list of track IDs
	 * @param ?int $index Insertion position within the playlist, or null to append
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function addTracks(int $id, $track, ?int $index = null) {
		return $this->modifyPlaylist('addTracks', [self::toIntArray($track), $id, $this->userId, $index]);
	}

	/**
	 * removes tracks from a playlist
	 * @param int $id playlist ID
	 * @param string|int $index Comma-separated list of track indices within the playlist
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function removeTracks(int $id, $index) {
		return $this->modifyPlaylist('removeTracks', [self::toIntArray($index), $id, $this->userId]);
	}

	/**
	 * moves single track on playlist to a new position
	 * @param int $id playlist ID
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function reorder(int $id, $fromIndex, $toIndex) {
		return $this->modifyPlaylist('moveTrack',
				[$fromIndex, $toIndex, $id, $this->userId]);
	}

	/**
	 * export the playlist to a file
	 * @param int $id playlist ID
	 * @param string $path parent folder path
	 * @param string $oncollision action to take on file name collision,
	 *								supported values:
	 *								- 'overwrite' The existing file will be overwritten
	 *								- 'keepboth' The new file is named with a suffix to make it unique
	 *								- 'abort' (default) The operation will fail
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function exportToFile(int $id, string $path, string $oncollision) {
		try {
			$exportedFilePath = $this->playlistFileService->exportToFile(
					$id, $this->userId, $this->userFolder, $path, $oncollision);
			return new JSONResponse(['wrote_to_file' => $exportedFilePath]);
		} catch (BusinessLayerException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist not found');
		} catch (\OCP\Files\NotFoundException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'folder not found');
		} catch (\RuntimeException $ex) {
			return new ErrorResponse(Http::STATUS_CONFLICT, $ex->getMessage());
		} catch (\OCP\Files\NotPermittedException $ex) {
			return new ErrorResponse(Http::STATUS_FORBIDDEN, 'user is not allowed to write to the target file');
		}
	}

	/**
	 * import playlist contents from a file
	 * @param int $id playlist ID
	 * @param string $filePath path of the file to import
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function importFromFile(int $id, string $filePath) {
		try {
			$result = $this->playlistFileService->importFromFile($id, $this->userId, $this->userFolder, $filePath);
			$result['playlist'] = $result['playlist']->toApi($this->urlGenerator);
			return $result;
		} catch (BusinessLayerException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist not found');
		} catch (\OCP\Files\NotFoundException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist file not found');
		} catch (\UnexpectedValueException $ex) {
			return new ErrorResponse(Http::STATUS_UNSUPPORTED_MEDIA_TYPE, $ex->getMessage());
		}
	}

	/**
	 * read and parse a playlist file
	 * @param int $fileId ID of the file to parse
	 *
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function parseFile(int $fileId) {
		try {
			$result = $this->playlistFileService->parseFile($fileId, $this->userFolder);

			// Make a lookup table of all the file IDs in the user library to avoid having to run
			// a DB query for each track in the playlist to check if it is in the library. This
			// could make a difference in case of a huge playlist.
			$libFileIds = $this->trackBusinessLayer->findAllFileIds($this->userId);
			$libFileIds = \array_flip($libFileIds);

			$bogusUrlId = -1;

			// compose the final result
			$result['files'] = \array_map(function ($fileInfo) use ($libFileIds, &$bogusUrlId) {
				if (isset($fileInfo['url'])) {
					$fileInfo['id'] = $bogusUrlId--;
					$fileInfo['mimetype'] = null;
					$fileInfo['external'] = true;
					return $fileInfo;
				} else {
					$file = $fileInfo['file'];
					return [
						'id' => $file->getId(),
						'name' => $file->getName(),
						'path' => $this->userFolder->getRelativePath($file->getParent()->getPath()),
						'mimetype' => $file->getMimeType(),
						'caption' => $fileInfo['caption'],
						'in_library' => isset($libFileIds[$file->getId()]),
						'external' => false
					];
				}
			}, $result['files']);
			return new JSONResponse($result);
		} catch (\OCP\Files\NotFoundException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist file not found');
		} catch (\UnexpectedValueException $ex) {
			return new ErrorResponse(Http::STATUS_UNSUPPORTED_MEDIA_TYPE, $ex->getMessage());
		}
	}

	/**
	 * Modify playlist by calling a supplied method from PlaylistBusinessLayer
	 * @param string $funcName  Name of a function to call from PlaylistBusinessLayer
	 * @param array $funcParams Parameters to pass to the function 'funcName'
	 * @return JSONResponse JSON representation of the modified playlist
	 */
	private function modifyPlaylist(string $funcName, array $funcParams) : JSONResponse {
		try {
			$playlist = \call_user_func_array([$this->playlistBusinessLayer, $funcName], $funcParams);
			return new JSONResponse($playlist->toApi($this->urlGenerator));
		} catch (BusinessLayerException $ex) {
			return new ErrorResponse(Http::STATUS_NOT_FOUND, $ex->getMessage());
		}
	}

	/**
	 * Get integer array passed as parameter to the Playlist API
	 * @param string|int|null $listAsString Comma-separated integer values in string, or a single integer
	 * @return int[]
	 */
	private static function toIntArray(/*mixed*/ $listAsString) : array {
		if ($listAsString === null || $listAsString === '') {
			return [];
		} else {
			return \array_map('intval', \explode(',', (string)$listAsString));
		}
	}
}


1			<?php declare(strict_types=1);
2
3			/**
4			* ownCloud - Music app
5			*
6			* This file is licensed under the Affero General Public License version 3 or
7			* later. See the COPYING file.
8			*
9			* @author Morris Jobke <[email protected]>
10			* @author Pauli Järvinen <[email protected]>
11			* @copyright Morris Jobke 2013, 2014
12			* @copyright Pauli Järvinen 2017 - 2025
13			*/
14
15			namespace OCA\Music\Controller;
16
17			use OCP\AppFramework\Controller;
18			use OCP\AppFramework\Http;
19			use OCP\AppFramework\Http\JSONResponse;
20
21			use OCP\Files\Folder;
22			use OCP\IConfig;
23			use OCP\IRequest;
24			use OCP\IURLGenerator;
25
26			use OCA\Music\AppFramework\BusinessLayer\BusinessLayerException;
27			use OCA\Music\AppFramework\Core\Logger;
28			use OCA\Music\BusinessLayer\AlbumBusinessLayer;
29			use OCA\Music\BusinessLayer\ArtistBusinessLayer;
30			use OCA\Music\BusinessLayer\GenreBusinessLayer;
31			use OCA\Music\BusinessLayer\PlaylistBusinessLayer;
32			use OCA\Music\BusinessLayer\TrackBusinessLayer;
33			use OCA\Music\Db\Playlist;
34			use OCA\Music\Http\ErrorResponse;
35			use OCA\Music\Http\FileResponse;
36			use OCA\Music\Utility\CoverHelper;
37			use OCA\Music\Utility\PlaylistFileService;
38
39			class PlaylistApiController extends Controller {
40			private IURLGenerator $urlGenerator;
41			private PlaylistBusinessLayer $playlistBusinessLayer;
42			private ArtistBusinessLayer $artistBusinessLayer;
43			private AlbumBusinessLayer $albumBusinessLayer;
44			private TrackBusinessLayer $trackBusinessLayer;
45			private GenreBusinessLayer $genreBusinessLayer;
46			private CoverHelper $coverHelper;
47			private PlaylistFileService $playlistFileService;
48			private string $userId;
49			private Folder $userFolder;
50			private IConfig $configManager;
51			private Logger $logger;
52
53			public function __construct(string $appname,
54			IRequest $request,
55			IURLGenerator $urlGenerator,
56			PlaylistBusinessLayer $playlistBusinessLayer,
57			ArtistBusinessLayer $artistBusinessLayer,
58			AlbumBusinessLayer $albumBusinessLayer,
59			TrackBusinessLayer $trackBusinessLayer,
60			GenreBusinessLayer $genreBusinessLayer,
61			CoverHelper $coverHelper,
62			PlaylistFileService $playlistFileService,
63			string $userId,
64			Folder $userFolder,
65			IConfig $configManager,
66			Logger $logger) {
67			parent::__construct($appname, $request);
68			$this->urlGenerator = $urlGenerator;
69			$this->playlistBusinessLayer = $playlistBusinessLayer;
70			$this->artistBusinessLayer = $artistBusinessLayer;
71			$this->albumBusinessLayer = $albumBusinessLayer;
72			$this->trackBusinessLayer = $trackBusinessLayer;
73			$this->genreBusinessLayer = $genreBusinessLayer;
74			$this->coverHelper = $coverHelper;
75			$this->playlistFileService = $playlistFileService;
76			$this->userId = $userId;
77			$this->userFolder = $userFolder;
78			$this->configManager = $configManager;
79			$this->logger = $logger;
80			}
81
82			/**
83			* lists all playlists
84			*
85			* @NoAdminRequired
86			* @NoCSRFRequired
87			*/
88			public function getAll(string $type = 'shiva') {
89			$playlists = $this->playlistBusinessLayer->findAll($this->userId);
90			if ($type === 'shiva') {
91			return \array_map(fn($p) => $p->toShivaApi($this->urlGenerator), $playlists);
92			} else {
93			return \array_map(fn($p) => $p->toApi($this->urlGenerator), $playlists);
94			}
95			}
96
97			/**
98			* creates a playlist
99			*
100			* @NoAdminRequired
101			* @NoCSRFRequired
102			*/
103			public function create(string $name, /mixed/ $trackIds, ?string $comment=null) {
104			$playlist = $this->playlistBusinessLayer->create($name, $this->userId);
105
106			// add trackIds and comment to the newly created playlist if provided
107			if (!empty($trackIds)) {
108			$playlist = $this->playlistBusinessLayer->addTracks(
109			self::toIntArray($trackIds), $playlist->getId(), $this->userId);
110			}
111			if ($comment !== null) {
112			$playlist = $this->playlistBusinessLayer->setComment($comment, $playlist->getId(), $this->userId);
113			}
114
115			return $playlist->toApi($this->urlGenerator);
116			}
117
118			/**
119			* deletes a playlist
120			* @param int $id playlist ID
121			*
122			* @NoAdminRequired
123			* @NoCSRFRequired
124			*/
125			public function delete(int $id) {
126			$this->playlistBusinessLayer->delete($id, $this->userId);
127			return [];
128			}
129
130			/**
131			* lists a single playlist
132			* @param int $id playlist ID
133			*
134			* @NoAdminRequired
135			* @NoCSRFRequired
136			*/
137			public function get(int $id, string $type = 'shiva', $fulltree = 'false') {
138			try {
139			$playlist = $this->playlistBusinessLayer->find($id, $this->userId);
140
141			if ($type === 'shiva') {
142			$result = $playlist->toShivaApi($this->urlGenerator);
143			} else {
144			$result = $playlist->toApi($this->urlGenerator);
145			}
146
147			$fulltree = \filter_var($fulltree, FILTER_VALIDATE_BOOLEAN);
148			if ($fulltree) {
149			unset($result['trackIds']);
150			$result['tracks'] = $this->getTracksFulltree($playlist);
151			}
152
153			return $result;
154			} catch (BusinessLayerException $ex) {
155			return new ErrorResponse(Http::STATUS_NOT_FOUND, $ex->getMessage());
156			}
157			}
158
159			private function getTracksFulltree(Playlist $playlist) : array {
160			$trackIds = $playlist->getTrackIdsAsArray();
161			$tracks = $this->trackBusinessLayer->findById($trackIds, $this->userId);
162			$this->albumBusinessLayer->injectAlbumsToTracks($tracks, $this->userId);
163
164			return \array_map(
165			fn($track, $index) => \array_merge($track->toShivaApi($this->urlGenerator), ['index' => $index]),
166			$tracks, \array_keys($tracks)
167			);
168			}
169
170			/**
171			* generate a smart playlist according to the given rules
172			*
173			* @NoAdminRequired
174			* @NoCSRFRequired
175			*/
176			public function generate(
177			?bool $useLatestParams, ?string $history, ?string $genres, ?string $artists,
178			?int $fromYear, ?int $toYear, ?string $favorite=null, int $size=100, string $historyStrict='false') {
179
180			if ($useLatestParams) {
181			$history = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_history') ?: null;
182			$genres = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_genres') ?: null;
183			$artists = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_artists') ?: null;
184			$fromYear = (int)$this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_from_year') ?: null;
185			$toYear = (int)$this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_to_year') ?: null;
186			$favorite = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_favorite') ?: null;
187			$size = (int)$this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_size', 100);
188			$historyStrict = $this->configManager->getUserValue($this->userId, $this->appName, 'smartlist_history_strict', 'false');
189			} else {
190			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_history', $history ?? '');
191			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_genres', $genres ?? '');
192			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_artists', $artists ?? '');
193			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_from_year', (string)$fromYear);
194			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_to_year', (string)$toYear);
195			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_favorite', $favorite ?? '');
196			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_size', (string)$size);
197			$this->configManager->setUserValue($this->userId, $this->appName, 'smartlist_history_strict', $historyStrict);
198			}
199			$historyStrict = \filter_var($historyStrict, FILTER_VALIDATE_BOOLEAN);
200
201			// ensure the artists and genres contain only valid IDs
202			$genres = $this->genreBusinessLayer->findAllIds($this->userId, self::toIntArray($genres));
203			$artists = $this->artistBusinessLayer->findAllIds($this->userId, self::toIntArray($artists));
204
205			$playlist = $this->playlistBusinessLayer->generate(
206			$history, $historyStrict, $genres, $artists, $fromYear, $toYear, $favorite, $size, $this->userId);
207			$result = $playlist->toApi($this->urlGenerator);
208
209			$result['params'] = [
210			'history' => $history ?: null,
211			'historyStrict' => $historyStrict,
212			'genres' => \implode(',', $genres) ?: null,
213			'artists' => \implode(',', $artists) ?: null,
214			'fromYear' => $fromYear ?: null,
215			'toYear' => $toYear ?: null,
216			'favorite' => $favorite ?: null,
217			'size' => $size
218			];
219
220			return $result;
221			}
222
223			/**
224			* get cover image for a playlist
225			* @param int $id playlist ID
226			*
227			* @NoAdminRequired
228			* @NoCSRFRequired
229			*/
230			public function getCover(int $id) {
231			try {
232			$playlist = $this->playlistBusinessLayer->find($id, $this->userId);
233			$cover = $this->coverHelper->getCover($playlist, $this->userId, $this->userFolder);
234
235			if ($cover !== null) {
236			return new FileResponse($cover);
237			} else {
238			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'The playlist has no cover art');
239			}
240			} catch (BusinessLayerException $ex) {
241			return new ErrorResponse(Http::STATUS_NOT_FOUND, $ex->getMessage());
242			}
243			}
244
245			/**
246			* update a playlist
247			* @param int $id playlist ID
248			*
249			* @NoAdminRequired
250			* @NoCSRFRequired
251			*/
252			public function update(int $id, ?string $name = null, ?string $comment = null, ?string $trackIds = null) {
253			$result = null;
254			if ($name !== null) {
255			$result = $this->modifyPlaylist('rename', [$name, $id, $this->userId]);
256			}
257			if ($comment !== null) {
258			$result = $this->modifyPlaylist('setComment', [$comment, $id, $this->userId]);
259			}
260			if ($trackIds!== null) {
261			$result = $this->modifyPlaylist('setTracks', [self::toIntArray($trackIds), $id, $this->userId]);
262			}
263			if ($result === null) {
264			$result = new ErrorResponse(Http::STATUS_BAD_REQUEST, "at least one of the args ['name', 'comment', 'trackIds'] must be given");
265			}
266			return $result;
267			}
268
269			/**
270			* insert or append tracks to a playlist
271			* @param int $id playlist ID
272			* @param string\|int $track Comma-separated list of track IDs
273			* @param ?int $index Insertion position within the playlist, or null to append
274			*
275			* @NoAdminRequired
276			* @NoCSRFRequired
277			*/
278			public function addTracks(int $id, $track, ?int $index = null) {
279			return $this->modifyPlaylist('addTracks', [self::toIntArray($track), $id, $this->userId, $index]);
280			}
281
282			/**
283			* removes tracks from a playlist
284			* @param int $id playlist ID
285			* @param string\|int $index Comma-separated list of track indices within the playlist
286			*
287			* @NoAdminRequired
288			* @NoCSRFRequired
289			*/
290			public function removeTracks(int $id, $index) {
291			return $this->modifyPlaylist('removeTracks', [self::toIntArray($index), $id, $this->userId]);
292			}
293
294			/**
295			* moves single track on playlist to a new position
296			* @param int $id playlist ID
297			*
298			* @NoAdminRequired
299			* @NoCSRFRequired
300			*/
301			public function reorder(int $id, $fromIndex, $toIndex) {
302			return $this->modifyPlaylist('moveTrack',
303			[$fromIndex, $toIndex, $id, $this->userId]);
304			}
305
306			/**
307			* export the playlist to a file
308			* @param int $id playlist ID
309			* @param string $path parent folder path
310			* @param string $oncollision action to take on file name collision,
311			* supported values:
312			* - 'overwrite' The existing file will be overwritten
313			* - 'keepboth' The new file is named with a suffix to make it unique
314			* - 'abort' (default) The operation will fail
315			*
316			* @NoAdminRequired
317			* @NoCSRFRequired
318			*/
319			public function exportToFile(int $id, string $path, string $oncollision) {
320			try {
321			$exportedFilePath = $this->playlistFileService->exportToFile(
322			$id, $this->userId, $this->userFolder, $path, $oncollision);
323			return new JSONResponse(['wrote_to_file' => $exportedFilePath]);
324			} catch (BusinessLayerException $ex) {
325			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist not found');
326			} catch (\OCP\Files\NotFoundException $ex) {
327			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'folder not found');
328			} catch (\RuntimeException $ex) {
329			return new ErrorResponse(Http::STATUS_CONFLICT, $ex->getMessage());
330			} catch (\OCP\Files\NotPermittedException $ex) {
331			return new ErrorResponse(Http::STATUS_FORBIDDEN, 'user is not allowed to write to the target file');
332			}
333			}
334
335			/**
336			* import playlist contents from a file
337			* @param int $id playlist ID
338			* @param string $filePath path of the file to import
339			*
340			* @NoAdminRequired
341			* @NoCSRFRequired
342			*/
343			public function importFromFile(int $id, string $filePath) {
344			try {
345			$result = $this->playlistFileService->importFromFile($id, $this->userId, $this->userFolder, $filePath);
346			$result['playlist'] = $result['playlist']->toApi($this->urlGenerator);
347			return $result;
348			} catch (BusinessLayerException $ex) {
349			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist not found');
350			} catch (\OCP\Files\NotFoundException $ex) {
351			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist file not found');
352			} catch (\UnexpectedValueException $ex) {
353			return new ErrorResponse(Http::STATUS_UNSUPPORTED_MEDIA_TYPE, $ex->getMessage());
354			}
355			}
356
357			/**
358			* read and parse a playlist file
359			* @param int $fileId ID of the file to parse
360			*
361			* @NoAdminRequired
362			* @NoCSRFRequired
363			*/
364			public function parseFile(int $fileId) {
365			try {
366			$result = $this->playlistFileService->parseFile($fileId, $this->userFolder);
367
368			// Make a lookup table of all the file IDs in the user library to avoid having to run
369			// a DB query for each track in the playlist to check if it is in the library. This
370			// could make a difference in case of a huge playlist.
371			$libFileIds = $this->trackBusinessLayer->findAllFileIds($this->userId);
372			$libFileIds = \array_flip($libFileIds);
373
374			$bogusUrlId = -1;
375
376			// compose the final result
377			$result['files'] = \array_map(function ($fileInfo) use ($libFileIds, &$bogusUrlId) {
378			if (isset($fileInfo['url'])) {
379			$fileInfo['id'] = $bogusUrlId--;
380			$fileInfo['mimetype'] = null;
381			$fileInfo['external'] = true;
382			return $fileInfo;
383			} else {
384			$file = $fileInfo['file'];
385			return [
386			'id' => $file->getId(),
387			'name' => $file->getName(),
388			'path' => $this->userFolder->getRelativePath($file->getParent()->getPath()),
389			'mimetype' => $file->getMimeType(),
390			'caption' => $fileInfo['caption'],
391			'in_library' => isset($libFileIds[$file->getId()]),
392			'external' => false
393			];
394			}
395			}, $result['files']);
396			return new JSONResponse($result);
397			} catch (\OCP\Files\NotFoundException $ex) {
398			return new ErrorResponse(Http::STATUS_NOT_FOUND, 'playlist file not found');
399			} catch (\UnexpectedValueException $ex) {
400			return new ErrorResponse(Http::STATUS_UNSUPPORTED_MEDIA_TYPE, $ex->getMessage());
401			}
402			}
403
404			/**
405			* Modify playlist by calling a supplied method from PlaylistBusinessLayer
406			* @param string $funcName Name of a function to call from PlaylistBusinessLayer
407			* @param array $funcParams Parameters to pass to the function 'funcName'
408			* @return JSONResponse JSON representation of the modified playlist
409			*/
410			private function modifyPlaylist(string $funcName, array $funcParams) : JSONResponse {
411			try {
412			$playlist = \call_user_func_array([$this->playlistBusinessLayer, $funcName], $funcParams);
413			return new JSONResponse($playlist->toApi($this->urlGenerator));
414			} catch (BusinessLayerException $ex) {
415			return new ErrorResponse(Http::STATUS_NOT_FOUND, $ex->getMessage());
416			}
417			}
418
419			/**
420			* Get integer array passed as parameter to the Playlist API
421			* @param string\|int\|null $listAsString Comma-separated integer values in string, or a single integer
422			* @return int[]
423			*/
424			private static function toIntArray(/mixed/ $listAsString) : array {
425			if ($listAsString === null \|\| $listAsString === '') {
426			return [];
427			} else {
428			return \array_map('intval', \explode(',', (string)$listAsString));
429			}
430			}
431			}
432

owncloud / music

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PlaylistApiController::getTracksFulltree() A

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