music-kraken-core/src/music_kraken/objects/source.py

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from collections import defaultdict
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from enum import Enum
from typing import List, Dict, Tuple, Optional
from urllib.parse import urlparse
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from ..utils.enums.source import SourcePages, SourceTypes
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from .metadata import Mapping, Metadata
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from .parents import DatabaseObject
from .collection import Collection
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class Source(DatabaseObject):
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"""
create somehow like that
```python
# url won't be a valid one due to it being just an example
Source(src="youtube", url="https://youtu.be/dfnsdajlhkjhsd")
```
"""
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COLLECTION_ATTRIBUTES = tuple()
SIMPLE_ATTRIBUTES = {
"page_enum": None,
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"url": None,
"referer_page": None,
"audio_url": None
}
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def __init__(
self,
page_enum: SourcePages,
url: str,
id_: str = None,
referer_page: SourceTypes = None,
adio_url: str = None
) -> None:
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DatabaseObject.__init__(self, id_=id_)
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self.page_enum = page_enum
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self.referer_page = page_enum if referer_page is None else referer_page
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self.url = url
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self.audio_url = adio_url
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@classmethod
def match_url(cls, url: str) -> Optional["Source"]:
"""
this shouldn't be used, unlesse you are not certain what the source is for
the reason is that it is more inefficient
"""
parsed = urlparse(url)
url = parsed.geturl()
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if "musify" in parsed.netloc:
return cls(SourcePages.MUSIFY, url)
if url.startswith("https://www.youtube"):
return cls(SourcePages.YOUTUBE, url)
if url.startswith("https://www.deezer"):
return cls(SourcePages.DEEZER, url)
if url.startswith("https://open.spotify.com"):
return cls(SourcePages.SPOTIFY, url)
if "bandcamp" in url:
return cls(SourcePages.BANDCAMP, url)
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if "wikipedia" in parsed.netloc:
return cls(SourcePages.WIKIPEDIA, url)
if url.startswith("https://www.metal-archives.com/"):
return cls(SourcePages.ENCYCLOPAEDIA_METALLUM, url)
# the less important once
if url.startswith("https://www.facebook"):
return cls(SourcePages.FACEBOOK, url)
if url.startswith("https://www.instagram"):
return cls(SourcePages.INSTAGRAM, url)
if url.startswith("https://twitter"):
return cls(SourcePages.TWITTER, url)
if url.startswith("https://myspace.com"):
return cls(SourcePages.MYSPACE, url)
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def get_song_metadata(self) -> Metadata:
return Metadata({
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Mapping.FILE_WEBPAGE_URL: [self.url],
Mapping.SOURCE_WEBPAGE_URL: [self.homepage]
})
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def get_artist_metadata(self) -> Metadata:
return Metadata({
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Mapping.ARTIST_WEBPAGE_URL: [self.url]
})
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@property
def metadata(self) -> Metadata:
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if self.type_enum == SourceTypes.SONG:
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return self.get_song_metadata()
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if self.type_enum == SourceTypes.ARTIST:
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return self.get_artist_metadata()
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return super().metadata
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@property
def indexing_values(self) -> List[Tuple[str, object]]:
return [
('id', self.id),
('url', self.url)
]
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def __str__(self):
return self.__repr__()
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def __repr__(self) -> str:
return f"Src({self.page_enum.value}: {self.url})"
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page_str = property(fget=lambda self: self.page_enum.value)
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type_str = property(fget=lambda self: self.type_enum.value)
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homepage = property(fget=lambda self: SourcePages.get_homepage(self.page_enum))
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class SourceCollection(Collection):
def __init__(self, source_list: List[Source]):
self._page_to_source_list: Dict[SourcePages, List[Source]] = defaultdict(list)
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super().__init__(data=source_list, element_type=Source)
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def map_element(self, source: Source):
super().map_element(source)
self._page_to_source_list[source.page_enum].append(source)
def get_sources_from_page(self, source_page: SourcePages) -> List[Source]:
"""
getting the sources for a specific page like
YouTube or musify
"""
return self._page_to_source_list[source_page].copy()