Beispiel #1
0
 def __init__(self, backend, config):
     super(FileLibraryProvider, self).__init__(backend)
     self._media_dirs = list(self._get_media_dirs(config))
     self._follow_symlinks = config['file']['follow_symlinks']
     self._show_dotfiles = config['file']['show_dotfiles']
     self._scanner = scan.Scanner(
         timeout=config['file']['metadata_timeout'])
    def __init__(self, config, audio):
        super(AudioAddictBackend, self).__init__()

        full_proxy = format_proxy(
            scheme=config['proxy']['scheme'],
            username=config['proxy']['username'],
            password=config['proxy']['password'],
            hostname=config['proxy']['hostname'],
            port=config['proxy']['port'])

        self._config = config

        self._scanner = scan.Scanner(
            timeout=config['stream']['timeout'],
            proxy_config=config['proxy'])

        self.audioaddict = client.AudioAddict(
            config['audioaddict']['username'],
            config['audioaddict']['password'],
            config['audioaddict']['quality'],
            config['audioaddict']['difm'],
            config['audioaddict']['radiotunes'],
            config['audioaddict']['rockradio'],
            config['audioaddict']['jazzradio'],
            config['audioaddict']['frescaradio'],
            proxy=full_proxy
        )
        self.library = AudioAddictLibrary(backend=self)
        self.playback = AudioAddictPlayback(audio=audio, backend=self)
    def __init__(self, config, audio):
        logger.debug(
            'RadioBrowser: Start backend.RadioBrowserBackend.__init__')

        super(RadioBrowserBackend, self).__init__()

        self._session = get_requests_session(
            proxy_config=config['proxy'],
            user_agent='%s/%s' % (mopidy_radiobrowser.Extension.dist_name,
                                  mopidy_radiobrowser.__version__))

        self._timeout = config['radiobrowser']['timeout']
        self._encoding = config['radiobrowser']['encoding'].lower()
        self._wlexact = config['radiobrowser']['whitelist_exact']
        self._wltags = config['radiobrowser']['whitelist_tags']
        self._wlstates = config['radiobrowser']['whitelist_countries']
        self._dlang = config['radiobrowser']['display_languages']
        self._drated = config['radiobrowser']['display_toprated']

        self._scanner = scan.Scanner(timeout=config['radiobrowser']['timeout'],
                                     proxy_config=config['proxy'])

        self.radiobrowser = RadioBrowser(
            config['radiobrowser']['timeout'],
            config['radiobrowser']['encoding'].lower(),
            config['radiobrowser']['whitelist_exact'],
            config['radiobrowser']['whitelist_tags'],
            config['radiobrowser']['whitelist_countries'],
            config['radiobrowser']['display_languages'],
            config['radiobrowser']['display_toprated'], self._session)

        self.library = RadioBrowserLibrary(self)
        self.playback = RadioBrowserPlayback(audio=audio, backend=self)
Beispiel #4
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    def __init__(self, config, audio):
        super(StreamBackend, self).__init__()

        self._scanner = scan.Scanner(timeout=config['stream']['timeout'],
                                     proxy_config=config['proxy'])

        self._session = http.get_requests_session(
            proxy_config=config['proxy'],
            user_agent='%s/%s' %
            (stream.Extension.dist_name, stream.Extension.version))

        blacklist = config['stream']['metadata_blacklist']
        self._blacklist_re = re.compile(
            r'^(%s)$' % '|'.join(fnmatch.translate(u) for u in blacklist))

        self._timeout = config['stream']['timeout']

        self.library = StreamLibraryProvider(backend=self)
        self.playback = StreamPlaybackProvider(audio=audio, backend=self)
        self.playlists = None

        self.uri_schemes = audio_lib.supported_uri_schemes(
            config['stream']['protocols'])

        if 'file' in self.uri_schemes and config['file']['enabled']:
            logger.warning(
                'The stream/protocols config value includes the "file" '
                'protocol. "file" playback is now handled by Mopidy-File. '
                'Please remove it from the stream/protocols config.')
            self.uri_schemes -= {'file'}
Beispiel #5
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    def __init__(self, config, audio):
        super().__init__()

        self._scanner = scan.Scanner(timeout=config["stream"]["timeout"],
                                     proxy_config=config["proxy"])

        self._session = http.get_requests_session(
            proxy_config=config["proxy"],
            user_agent=(
                f"{stream.Extension.dist_name}/{stream.Extension.version}"),
        )

        blacklist = config["stream"]["metadata_blacklist"]
        self._blacklist_re = re.compile(
            r"^(%s)$" % "|".join(fnmatch.translate(u) for u in blacklist))

        self._timeout = config["stream"]["timeout"]

        self.library = StreamLibraryProvider(backend=self)
        self.playback = StreamPlaybackProvider(audio=audio, backend=self)
        self.playlists = None

        self.uri_schemes = audio_lib.supported_uri_schemes(
            config["stream"]["protocols"])

        if "file" in self.uri_schemes and config["file"]["enabled"]:
            logger.warning(
                'The stream/protocols config value includes the "file" '
                'protocol. "file" playback is now handled by Mopidy-File. '
                "Please remove it from the stream/protocols config.")
            self.uri_schemes -= {"file"}
Beispiel #6
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 def scan(self, paths):
     scanner = scan.Scanner()
     for path in paths:
         uri = path_to_uri(path)
         try:
             self.result[path] = scanner.scan(uri)
         except exceptions.ScannerError as error:
             self.errors[path] = error
Beispiel #7
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 def scan(self, paths):
     scanner = scan.Scanner()
     for path in paths:
         uri = path_lib.path_to_uri(path)
         key = uri[len('file://'):]
         try:
             self.result[key] = scanner.scan(uri)
         except exceptions.ScannerError as error:
             self.errors[key] = error
Beispiel #8
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 def scan(self, path):
     paths = path_lib.find_files(path_to_data_dir(path))
     uris = (path_lib.path_to_uri(p) for p in paths)
     scanner = scan.Scanner()
     for uri in uris:
         key = uri[len('file://'):]
         try:
             self.data[key] = scanner.scan(uri)
         except exceptions.ScannerError as error:
             self.errors[key] = error
Beispiel #9
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    def __init__(self, backend, config):
        super().__init__(backend)
        self._media_dirs = list(self._get_media_dirs(config))
        self._show_dotfiles = config["file"]["show_dotfiles"]
        self._excluded_file_extensions = tuple(
            file_ext.lower()
            for file_ext in config["file"]["excluded_file_extensions"])
        self._follow_symlinks = config["file"]["follow_symlinks"]

        self._scanner = scan.Scanner(
            timeout=config["file"]["metadata_timeout"])
Beispiel #10
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    def __init__(self, backend, config):
        super(FileLibraryProvider, self).__init__(backend)
        self._media_dirs = list(self._get_media_dirs(config))
        self._show_dotfiles = config['file']['show_dotfiles']
        self._excluded_file_extensions = tuple(
            bytes(file_ext.lower())
            for file_ext in config['file']['excluded_file_extensions'])
        self._follow_symlinks = config['file']['follow_symlinks']

        self._scanner = scan.Scanner(
            timeout=config['file']['metadata_timeout'])
Beispiel #11
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 def __init__(self, config, audio):
     super(PlaylistBackend, self).__init__()
     self.scanner = scan.Scanner(timeout=config["playlist"]["timeout"],
                                 proxy_config=config["proxy"])
     self.session = http.get_requests_session(
         proxy_config=config["proxy"],
         user_agent=(f"{mopidy_playlist.Extension.dist_name}/"
                     f"{mopidy_playlist.Extension.version}"),
     )
     self.timeout = config["playlist"]["timeout"]
     self.max_lookups = config["playlist"]["max_lookups"]
     self.library = PlaylistLibraryProvider(backend=self)
     self.uri_schemes = {"playlist", "pl"}
Beispiel #12
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    def _scan_metadata(
        self, *, media_dir, file_mtimes, files, library, timeout, flush_threshold, limit
    ):
        logger.info("Scanning...")

        files = sorted(files)[:limit]

        scanner = scan.Scanner(timeout)
        progress = _ScanProgress(batch_size=flush_threshold, total=len(files))

        for absolute_path in files:
            try:
                file_uri = absolute_path.as_uri()
                result = scanner.scan(file_uri)

                if not result.playable:
                    logger.warning(
                        f"Failed scanning {file_uri}: No audio found in file"
                    )
                elif result.duration is None:
                    logger.warning(
                        f"Failed scanning {file_uri}: "
                        "No duration information found in file"
                    )
                elif result.duration < MIN_DURATION_MS:
                    logger.warning(
                        f"Failed scanning {file_uri}: "
                        f"Track shorter than {MIN_DURATION_MS}ms"
                    )
                else:
                    local_uri = translator.path_to_local_track_uri(
                        absolute_path, media_dir
                    )
                    mtime = file_mtimes.get(absolute_path)
                    track = tags.convert_tags_to_track(result.tags).replace(
                        uri=local_uri, length=result.duration, last_modified=mtime
                    )
                    library.add(track, result.tags, result.duration)
                    logger.debug(f"Added {track.uri}")
            except Exception as error:
                logger.warning(f"Failed scanning {file_uri}: {error}")

            if progress.increment():
                progress.log()
                if library.flush():
                    logger.debug("Progress flushed")

        progress.log()
        logger.info("Done scanning")
Beispiel #13
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    def __init__(self, config, audio):
        super(TuneInBackend, self).__init__()

        self._session = get_requests_session(
            proxy_config=config['proxy'],
            user_agent='%s/%s' %
            (mopidy_tunein.Extension.dist_name, mopidy_tunein.__version__))

        self._timeout = config['tunein']['timeout']

        self._scanner = scan.Scanner(timeout=config['tunein']['timeout'],
                                     proxy_config=config['proxy'])
        self.tunein = tunein.TuneIn(config['tunein']['timeout'], self._session)
        self.library = TuneInLibrary(self)
        self.playback = TuneInPlayback(audio=audio, backend=self)
Beispiel #14
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    def __init__(self, config, audio):
        super(StreamBackend, self).__init__()

        self._scanner = scan.Scanner(timeout=config['stream']['timeout'],
                                     proxy_config=config['proxy'])

        self.library = StreamLibraryProvider(
            backend=self, blacklist=config['stream']['metadata_blacklist'])
        self.playback = StreamPlaybackProvider(audio=audio,
                                               backend=self,
                                               config=config)
        self.playlists = None

        self.uri_schemes = audio_lib.supported_uri_schemes(
            config['stream']['protocols'])
Beispiel #15
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    def __init__(self, config, audio):
        super().__init__()

        self._session = get_requests_session(config["proxy"])
        self._timeout = config["tunein"]["timeout"]
        self._filter = config["tunein"]["filter"]

        self._scanner = scan.Scanner(timeout=config["tunein"]["timeout"],
                                     proxy_config=config["proxy"])
        self.tunein = tunein.TuneIn(
            config["tunein"]["timeout"],
            config["tunein"]["filter"],
            self._session,
        )
        self.library = TuneInLibrary(self)
        self.playback = TuneInPlayback(audio=audio, backend=self)
Beispiel #16
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    def __init__(self, config, audio):
        logger.debug('RadioBrowser: Start backend.RadioBrowserBackend.__init__')

        super(RadioBrowserBackend, self).__init__()

        self._session = get_requests_session(
            proxy_config = config['proxy'],
            user_agent = '%s/%s' % (
                mopidy_radiobrowser.Extension.dist_name,
                mopidy_radiobrowser.__version__))

        self._timeout = config['radiobrowser']['timeout']

        self._scanner = scan.Scanner(
            timeout = config['radiobrowser']['timeout'],
            proxy_config = config['proxy'])
        self.radiobrowser = RadioBrowser(config['radiobrowser']['timeout'], self._session)
        self.library = RadioBrowserLibrary(self)
        self.playback = RadioBrowserPlayback(audio=audio, backend=self)
Beispiel #17
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    def __init__(self, config):
        ext_config = config[Extension.ext_name]
        libname = ext_config['library']

        try:
            lib = next(lib for lib in self.libraries if lib.name == libname)
            self.library = lib(config)
        except StopIteration:
            raise ExtensionError('Local library %s not found' % libname)
        logger.debug('Using %s as the local library', libname)

        try:
            self.media_dir = config['local']['media_dir']
        except KeyError:
            raise ExtensionError('Mopidy-Local not enabled')
        self.base_uri = ext_config['base_uri']
        if ext_config['image_dir']:
            self.image_dir = ext_config['image_dir']
        else:
            self.image_dir = Extension.get_or_create_data_dir(config)
        self.patterns = list(map(str, ext_config['album_art_files']))
        self.scanner = scan.Scanner(config['local']['scan_timeout'])
Beispiel #18
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    def __init__(self, config, audio):
        super(StreamBackend, self).__init__()

        self._scanner = scan.Scanner(timeout=config['stream']['timeout'],
                                     proxy_config=config['proxy'])

        self.library = StreamLibraryProvider(
            backend=self, blacklist=config['stream']['metadata_blacklist'])
        self.playback = StreamPlaybackProvider(audio=audio,
                                               backend=self,
                                               config=config)
        self.playlists = None

        self.uri_schemes = audio_lib.supported_uri_schemes(
            config['stream']['protocols'])

        if 'file' in self.uri_schemes and config['file']['enabled']:
            logger.warning(
                'The stream/protocols config value includes the "file" '
                'protocol. "file" playback is now handled by Mopidy-File. '
                'Please remove it from the stream/protocols config.')
            self.uri_schemes -= {'file'}
Beispiel #19
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    def run(self, args, config):
        media_dir = config['local']['media_dir']
        scan_timeout = config['local']['scan_timeout']
        flush_threshold = config['local']['scan_flush_threshold']
        excluded_file_extensions = config['local']['excluded_file_extensions']
        excluded_file_extensions = set(
            file_ext.lower() for file_ext in excluded_file_extensions)

        library = _get_library(args, config)

        uri_path_mapping = {}
        uris_in_library = set()
        uris_to_update = set()
        uris_to_remove = set()

        num_tracks = library.load()
        logger.info('Checking %d tracks from library.', num_tracks)

        for track in library.begin():
            uri_path_mapping[track.uri] = translator.local_track_uri_to_path(
                track.uri, media_dir)
            try:
                stat = os.stat(uri_path_mapping[track.uri])
                if int(stat.st_mtime) > track.last_modified:
                    uris_to_update.add(track.uri)
                uris_in_library.add(track.uri)
            except OSError:
                logger.debug('Missing file %s', track.uri)
                uris_to_remove.add(track.uri)

        logger.info('Removing %d missing tracks.', len(uris_to_remove))
        for uri in uris_to_remove:
            library.remove(uri)

        logger.info('Checking %s for unknown tracks.', media_dir)
        for relpath in path.find_files(media_dir):
            uri = translator.path_to_local_track_uri(relpath)
            file_extension = os.path.splitext(relpath)[1]

            if file_extension.lower() in excluded_file_extensions:
                logger.debug('Skipped %s: File extension excluded.', uri)
                continue

            if uri not in uris_in_library:
                uris_to_update.add(uri)
                uri_path_mapping[uri] = os.path.join(media_dir, relpath)

        logger.info('Found %d unknown tracks.', len(uris_to_update))
        logger.info('Scanning...')

        uris_to_update = sorted(uris_to_update)[:args.limit]

        scanner = scan.Scanner(scan_timeout)
        progress = _Progress(flush_threshold, len(uris_to_update))

        for uri in uris_to_update:
            try:
                data = scanner.scan(path.path_to_uri(uri_path_mapping[uri]))
                track = scan.audio_data_to_track(data).copy(uri=uri)
                library.add(track)
                logger.debug('Added %s', track.uri)
            except exceptions.ScannerError as error:
                logger.warning('Failed %s: %s', uri, error)

            if progress.increment():
                progress.log()
                if library.flush():
                    logger.debug('Progress flushed.')

        progress.log()
        library.close()
        logger.info('Done scanning.')
        return 0
Beispiel #20
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    def run(self, args, config):
        media_dir = config['local']['media_dir']
        scan_timeout = config['local']['scan_timeout']
        flush_threshold = config['local']['scan_flush_threshold']
        excluded_file_extensions = config['local']['excluded_file_extensions']
        excluded_file_extensions = tuple(
            bytes(file_ext.lower()) for file_ext in excluded_file_extensions)

        library = _get_library(args, config)

        file_mtimes, file_errors = path.find_mtimes(
            media_dir, follow=config['local']['scan_follow_symlinks'])

        logger.info('Found %d files in media_dir.', len(file_mtimes))

        if file_errors:
            logger.warning('Encountered %d errors while scanning media_dir.',
                           len(file_errors))
        for name in file_errors:
            logger.debug('Scan error %r for %r', file_errors[name], name)

        num_tracks = library.load()
        logger.info('Checking %d tracks from library.', num_tracks)

        uris_to_update = set()
        uris_to_remove = set()
        uris_in_library = set()

        for track in library.begin():
            abspath = translator.local_track_uri_to_path(track.uri, media_dir)
            mtime = file_mtimes.get(abspath)
            if mtime is None:
                logger.debug('Missing file %s', track.uri)
                uris_to_remove.add(track.uri)
            elif mtime > track.last_modified or args.force:
                uris_to_update.add(track.uri)
            uris_in_library.add(track.uri)

        logger.info('Removing %d missing tracks.', len(uris_to_remove))
        for uri in uris_to_remove:
            library.remove(uri)

        for abspath in file_mtimes:
            relpath = os.path.relpath(abspath, media_dir)
            uri = translator.path_to_local_track_uri(relpath)

            if b'/.' in relpath:
                logger.debug('Skipped %s: Hidden directory/file.', uri)
            elif relpath.lower().endswith(excluded_file_extensions):
                logger.debug('Skipped %s: File extension excluded.', uri)
            elif uri not in uris_in_library:
                uris_to_update.add(uri)

        logger.info('Found %d tracks which need to be updated.',
                    len(uris_to_update))
        logger.info('Scanning...')

        uris_to_update = sorted(uris_to_update, key=lambda v: v.lower())
        uris_to_update = uris_to_update[:args.limit]

        scanner = scan.Scanner(scan_timeout)
        progress = _Progress(flush_threshold, len(uris_to_update))

        for uri in uris_to_update:
            try:
                relpath = translator.local_track_uri_to_path(uri, media_dir)
                file_uri = path.path_to_uri(os.path.join(media_dir, relpath))
                result = scanner.scan(file_uri)
                tags, duration = result.tags, result.duration
                if not result.playable:
                    logger.warning('Failed %s: No audio found in file.', uri)
                elif duration < MIN_DURATION_MS:
                    logger.warning('Failed %s: Track shorter than %dms', uri,
                                   MIN_DURATION_MS)
                else:
                    mtime = file_mtimes.get(os.path.join(media_dir, relpath))
                    track = utils.convert_tags_to_track(tags).copy(
                        uri=uri, length=duration, last_modified=mtime)
                    if library.add_supports_tags_and_duration:
                        library.add(track, tags=tags, duration=duration)
                    else:
                        library.add(track)
                    logger.debug('Added %s', track.uri)
            except exceptions.ScannerError as error:
                logger.warning('Failed %s: %s', uri, error)

            if progress.increment():
                progress.log()
                if library.flush():
                    logger.debug('Progress flushed.')

        progress.log()
        library.close()
        logger.info('Done scanning.')
        return 0
Beispiel #21
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 def __init__(self, backend, config):
     self._backend = backend
     self._config = config
     self._scanner = scan.Scanner(min_duration=None, timeout=5000)
     self._playlists = None
Beispiel #22
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def scanner():
    return scan.Scanner(timeout=100, proxy_config={})
Beispiel #23
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    def __init__(self, backend, config):
        super().__init__(backend)

        self._songs: ContainerClient = backend.songs_container_client
        self._cache: ContainerClient = backend.cache_container_client
        self._scanner = scan.Scanner()
Beispiel #24
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 def __init__(self, backend, timeout):
     super(StreamLibraryProvider, self).__init__(backend)
     self._scanner = scan.Scanner(min_duration=None, timeout=timeout)
Beispiel #25
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 def __init__(self, audio, backend, timeout):
     super(TuneInPlayback, self).__init__(audio, backend)
     self._scanner = scan.Scanner(timeout=timeout)
Beispiel #26
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    def run(self, args, config, extensions):
        media_dir = config['local']['media_dir']
        scan_timeout = config['local']['scan_timeout']
        excluded_file_extensions = set(
            ext.lower() for ext in config['local']['excluded_file_extensions'])

        updaters = {}
        for e in extensions:
            for updater_class in e.get_library_updaters():
                if updater_class and 'local' in updater_class.uri_schemes:
                    updaters[e.ext_name] = updater_class

        if not updaters:
            logger.error('No usable library updaters found.')
            return 1
        elif len(updaters) > 1:
            logger.error(
                'More than one library updater found. '
                'Provided by: %s', ', '.join(updaters.keys()))
            return 1

        local_updater = updaters.values()[0](config)

        # TODO: cleanup to consistently use local urls, not a random mix of
        # local and file uris depending on how the data was loaded.
        uris_library = set()
        uris_update = set()
        uris_remove = set()

        tracks = local_updater.load()
        logger.info('Checking %d tracks from library.', len(tracks))
        for track in tracks:
            try:
                uri = translator.local_to_file_uri(track.uri, media_dir)
                stat = os.stat(path.uri_to_path(uri))
                if int(stat.st_mtime) > track.last_modified:
                    uris_update.add(uri)
                uris_library.add(uri)
            except OSError:
                logger.debug('Missing file %s', track.uri)
                uris_remove.add(track.uri)

        logger.info('Removing %d missing tracks.', len(uris_remove))
        for uri in uris_remove:
            local_updater.remove(uri)

        logger.info('Checking %s for unknown tracks.', media_dir)
        for uri in path.find_uris(media_dir):
            file_extension = os.path.splitext(path.uri_to_path(uri))[1]
            if file_extension.lower() in excluded_file_extensions:
                logger.debug('Skipped %s: File extension excluded.', uri)
                continue

            if uri not in uris_library:
                uris_update.add(uri)

        logger.info('Found %d unknown tracks.', len(uris_update))
        logger.info('Scanning...')

        scanner = scan.Scanner(scan_timeout)
        progress = Progress(len(uris_update))

        for uri in sorted(uris_update):
            try:
                data = scanner.scan(uri)
                track = scan.audio_data_to_track(data)
                local_updater.add(track)
                logger.debug('Added %s', track.uri)
            except exceptions.ScannerError as error:
                logger.warning('Failed %s: %s', uri, error)

            progress.increment()

        logger.info('Commiting changes.')
        local_updater.commit()
        return 0
Beispiel #27
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 def __init__(self, *args, **kwargs):
     self._scanner = scan.Scanner(min_duration=None, timeout=5000)
     super(MplayerLibraryProvider, self).__init__(*args, **kwargs)
Beispiel #28
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 def __init__(self, backend, timeout, blacklist):
     super(StreamLibraryProvider, self).__init__(backend)
     self._scanner = scan.Scanner(min_duration=None, timeout=timeout)
     self._blacklist_re = re.compile(
         r'^(%s)$' % '|'.join(fnmatch.translate(u) for u in blacklist))
Beispiel #29
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    def run(self, args, config):
        media_dir = config['local']['media_dir']
        scan_timeout = config['local']['scan_timeout']
        flush_threshold = config['local']['scan_flush_threshold']
        excluded_file_extensions = config['local']['excluded_file_extensions']
        excluded_file_extensions = tuple(
            bytes(file_ext.lower()) for file_ext in excluded_file_extensions)

        library = _get_library(args, config)

        uris_to_update = set()
        uris_to_remove = set()

        file_mtimes = path.find_mtimes(media_dir)
        logger.info('Found %d files in media_dir.', len(file_mtimes))

        num_tracks = library.load()
        logger.info('Checking %d tracks from library.', num_tracks)

        for track in library.begin():
            abspath = translator.local_track_uri_to_path(track.uri, media_dir)
            mtime = file_mtimes.pop(abspath, None)
            if mtime is None:
                logger.debug('Missing file %s', track.uri)
                uris_to_remove.add(track.uri)
            elif mtime > track.last_modified:
                uris_to_update.add(track.uri)

        logger.info('Removing %d missing tracks.', len(uris_to_remove))
        for uri in uris_to_remove:
            library.remove(uri)

        for abspath in file_mtimes:
            relpath = os.path.relpath(abspath, media_dir)
            uri = translator.path_to_local_track_uri(relpath)

            if relpath.lower().endswith(excluded_file_extensions):
                logger.debug('Skipped %s: File extension excluded.', uri)
                continue

            uris_to_update.add(uri)

        logger.info('Found %d tracks which need to be updated.',
                    len(uris_to_update))
        logger.info('Scanning...')

        uris_to_update = sorted(uris_to_update, key=lambda v: v.lower())
        uris_to_update = uris_to_update[:args.limit]

        scanner = scan.Scanner(scan_timeout)
        progress = _Progress(flush_threshold, len(uris_to_update))

        for uri in uris_to_update:
            try:
                relpath = translator.local_track_uri_to_path(uri, media_dir)
                file_uri = path.path_to_uri(os.path.join(media_dir, relpath))
                data = scanner.scan(file_uri)
                track = scan.audio_data_to_track(data).copy(uri=uri)
                library.add(track)
                logger.debug('Added %s', track.uri)
            except exceptions.ScannerError as error:
                logger.warning('Failed %s: %s', uri, error)

            if progress.increment():
                progress.log()
                if library.flush():
                    logger.debug('Progress flushed.')

        progress.log()
        library.close()
        logger.info('Done scanning.')
        return 0