feat: implemented the new page mechanics in the downloader
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8255ad5264
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@ -30,31 +30,9 @@ from ..utils.exception import MKMissingNameException
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from ..utils.exception.download import UrlNotFoundException
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from ..utils.exception.download import UrlNotFoundException
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from ..utils.shared import DEBUG_PAGES
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from ..utils.shared import DEBUG_PAGES
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from ..pages import Page, EncyclopaediaMetallum, Musify, YouTube, YoutubeMusic, Bandcamp, Genius, INDEPENDENT_DB_OBJECTS
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from ..pages import scan_for_pages, get_pages
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ALL_PAGES: Set[Type[Page]] = {
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# EncyclopaediaMetallum,
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Genius,
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Musify,
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YoutubeMusic,
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Bandcamp
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}
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if youtube_settings["use_youtube_alongside_youtube_music"]:
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ALL_PAGES.add(YouTube)
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AUDIO_PAGES: Set[Type[Page]] = {
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Musify,
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YouTube,
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YoutubeMusic,
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Bandcamp
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}
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SHADY_PAGES: Set[Type[Page]] = {
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Musify,
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}
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fetch_map = {
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fetch_map = {
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Song: "fetch_song",
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Song: "fetch_song",
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Album: "fetch_album",
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Album: "fetch_album",
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@ -62,66 +40,28 @@ fetch_map = {
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Label: "fetch_label",
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Label: "fetch_label",
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}
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}
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if DEBUG_PAGES:
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DEBUGGING_PAGE = Bandcamp
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print(f"Only downloading from page {DEBUGGING_PAGE}.")
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ALL_PAGES = {DEBUGGING_PAGE}
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AUDIO_PAGES = ALL_PAGES.union(AUDIO_PAGES)
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class Pages:
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class Pages:
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def __init__(self, exclude_pages: Set[Type[Page]] = None, exclude_shady: bool = False, download_options: DownloadOptions = None, fetch_options: FetchOptions = None):
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def __init__(self, download_options: DownloadOptions = None, fetch_options: FetchOptions = None, **kwargs):
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self.LOGGER = logging.getLogger("download")
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self.LOGGER = logging.getLogger("download")
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self.download_options: DownloadOptions = download_options or DownloadOptions()
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self.download_options: DownloadOptions = download_options or DownloadOptions()
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self.fetch_options: FetchOptions = fetch_options or FetchOptions()
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self.fetch_options: FetchOptions = fetch_options or FetchOptions()
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# initialize all page instances
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scan_for_pages()
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self._page_instances: Dict[Type[Page], Page] = dict()
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self._source_to_page: Dict[SourceType, Type[Page]] = dict()
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exclude_pages = exclude_pages if exclude_pages is not None else set()
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if exclude_shady:
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exclude_pages = exclude_pages.union(SHADY_PAGES)
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if not exclude_pages.issubset(ALL_PAGES):
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raise ValueError(f"The excluded pages have to be a subset of all pages: {exclude_pages} | {ALL_PAGES}")
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def _set_to_tuple(page_set: Set[Type[Page]]) -> Tuple[Type[Page], ...]:
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return tuple(sorted(page_set, key=lambda page: page.__name__))
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self._pages_set: Set[Type[Page]] = ALL_PAGES.difference(exclude_pages)
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self.pages: Tuple[Type[Page], ...] = _set_to_tuple(self._pages_set)
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self._audio_pages_set: Set[Type[Page]] = self._pages_set.intersection(AUDIO_PAGES)
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self.audio_pages: Tuple[Type[Page], ...] = _set_to_tuple(self._audio_pages_set)
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for page_type in self.pages:
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self._page_instances[page_type] = page_type(fetch_options=self.fetch_options, download_options=self.download_options)
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self._source_to_page[page_type.SOURCE_TYPE] = page_type
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def _get_page_from_enum(self, source_page: SourceType) -> Page:
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if source_page not in self._source_to_page:
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return None
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return self._page_instances[self._source_to_page[source_page]]
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def search(self, query: Query) -> SearchResults:
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def search(self, query: Query) -> SearchResults:
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result = SearchResults()
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result = SearchResults()
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for page_type in self.pages:
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for page in get_pages():
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result.add(
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result.add(
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page=page_type,
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page=type(page),
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search_result=self._page_instances[page_type].search(query=query)
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search_result=page.search(query=query)
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)
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)
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return result
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return result
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def fetch_details(self, data_object: DataObject, stop_at_level: int = 1, **kwargs) -> DataObject:
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def fetch_details(self, data_object: DataObject, stop_at_level: int = 1, **kwargs) -> DataObject:
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if not isinstance(data_object, INDEPENDENT_DB_OBJECTS):
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return data_object
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source: Source
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source: Source
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for source in data_object.source_collection.get_sources(source_type_sorting={
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for source in data_object.source_collection.get_sources(source_type_sorting={
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"only_with_page": True,
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"only_with_page": True,
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@ -317,12 +257,10 @@ class Pages:
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tmp.delete()
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tmp.delete()
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return r
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return r
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def fetch_url(self, url: str, stop_at_level: int = 2) -> Tuple[Type[Page], DataObject]:
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def fetch_url(self, url: str, **kwargs) -> DataObject:
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source = Source.match_url(url, ALL_SOURCE_TYPES.MANUAL)
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source = Source.match_url(url, ALL_SOURCE_TYPES.MANUAL)
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if source is None:
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if source is None or source.page is None:
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raise UrlNotFoundException(url=url)
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raise UrlNotFoundException(url=url)
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_actual_page = self._source_to_page[source.source_type]
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return source.page.fetch_object_from_source(source=source, **kwargs)
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return _actual_page, self._page_instances[_actual_page].fetch_object_from_source(source=source, stop_at_level=stop_at_level)
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