652 lines
24 KiB
Python
652 lines
24 KiB
Python
from collections import defaultdict
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from typing import List, Optional, Dict, Type, Union
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import requests
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from bs4 import BeautifulSoup
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import pycountry
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from urllib.parse import urlparse
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from ..utils.shared import ENCYCLOPAEDIA_METALLUM_LOGGER, proxies
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from ..utils import string_processing
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from .abstract import Page
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from ..objects import (
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Lyrics,
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Artist,
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Source,
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SourcePages,
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Song,
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Album,
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ID3Timestamp,
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FormattedText,
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Label,
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Options,
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AlbumType
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)
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class EncyclopaediaMetallum(Page):
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API_SESSION: requests.Session = requests.Session()
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API_SESSION.proxies = proxies
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API_SESSION.headers = {
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"Host": "www.metal-archives.com",
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"Connection": "keep-alive"
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}
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SOURCE_TYPE = SourcePages.ENCYCLOPAEDIA_METALLUM
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ALBUM_TYPE_MAP: Dict[str, AlbumType] = defaultdict(lambda: AlbumType.OTHER, {
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"Full-length": AlbumType.STUDIO_ALBUM,
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"Single": AlbumType.SINGLE,
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"EP": AlbumType.EP,
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"Demo": AlbumType.DEMO,
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"Video": AlbumType.OTHER,
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"Live album": AlbumType.LIVE_ALBUM,
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"Compilation": AlbumType.COMPILATION_ALBUM
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})
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LOGGER = ENCYCLOPAEDIA_METALLUM_LOGGER
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@classmethod
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def search_by_query(cls, query: str) -> Options:
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query_obj = cls.Query(query)
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if query_obj.is_raw:
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return cls.simple_search(query_obj)
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return cls.advanced_search(query_obj)
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@classmethod
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def advanced_search(cls, query: Page.Query) -> Options:
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if query.song is not None:
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return Options(cls.search_for_song(query=query))
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if query.album is not None:
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return Options(cls.search_for_album(query=query))
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if query.artist is not None:
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return Options(cls.search_for_artist(query=query))
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return Options
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@classmethod
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def search_for_song(cls, query: Page.Query) -> List[Song]:
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endpoint = "https://www.metal-archives.com/search/ajax-advanced/searching/songs/?songTitle={song}&bandName={" \
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"artist}&releaseTitle={album}&lyrics=&genre=&sEcho=1&iColumns=5&sColumns=&iDisplayStart=0" \
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"&iDisplayLength=200&mDataProp_0=0&mDataProp_1=1&mDataProp_2=2&mDataProp_3=3&mDataProp_4=4&_" \
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"=1674550595663"
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r = cls.get_request(endpoint.format(song=query.song_str, artist=query.artist_str, album=query.album_str))
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if r.status_code != 200:
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cls.LOGGER.warning(
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f"code {r.status_code} at {endpoint.format(song=query.song_str, artist=query.artist_str, album=query.album_str)}")
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return []
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return [cls.get_song_from_json(
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artist_html=raw_song[0],
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album_html=raw_song[1],
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release_type=raw_song[2],
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title=raw_song[3],
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lyrics_html=raw_song[4]
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) for raw_song in r.json()['aaData']]
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@classmethod
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def search_for_album(cls, query: Page.Query) -> List[Album]:
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endpoint = "https://www.metal-archives.com/search/ajax-advanced/searching/albums/?bandName={" \
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"artist}&releaseTitle={album}&releaseYearFrom=&releaseMonthFrom=&releaseYearTo=&releaseMonthTo" \
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"=&country=&location=&releaseLabelName=&releaseCatalogNumber=&releaseIdentifiers" \
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"=&releaseRecordingInfo=&releaseDescription=&releaseNotes=&genre=&sEcho=1&iColumns=3&sColumns" \
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"=&iDisplayStart=0&iDisplayLength=200&mDataProp_0=0&mDataProp_1=1&mDataProp_2=2&_=1674563943747"
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r = cls.get_request(endpoint.format(artist=query.artist_str, album=query.album_str))
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if r.status_code != 200:
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cls.LOGGER.warning(
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f"code {r.status_code} at {endpoint.format(song=query.song_str, artist=query.artist_str, album=query.album_str)}")
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return []
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return [cls.get_album_from_json(
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artist_html=raw_album[0],
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album_html=raw_album[1],
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release_type=raw_album[2]
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) for raw_album in r.json()['aaData']]
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@classmethod
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def search_for_artist(cls, query: Page.Query) -> List[Artist]:
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endpoint = "https://www.metal-archives.com/search/ajax-advanced/searching/bands/?bandName={" \
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"artist}&genre=&country=&yearCreationFrom=&yearCreationTo=&bandNotes=&status=&themes=&location" \
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"=&bandLabelName=&sEcho=1&iColumns=3&sColumns=&iDisplayStart=0&iDisplayLength=200&mDataProp_0=0" \
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"&mDataProp_1=1&mDataProp_2=2&_=1674565459976"
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r = cls.get_request(endpoint.format(artist=query.artist))
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if r is None:
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return []
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data_key = 'aaData'
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parsed_data = r.json()
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if data_key not in parsed_data:
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return []
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return [
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cls.get_artist_from_json(artist_html=raw_artist[0], genre=raw_artist[1], country=raw_artist[2])
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for raw_artist in r.json()['aaData']
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]
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@classmethod
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def simple_search(cls, query: Page.Query) -> List[Artist]:
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"""
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Searches the default endpoint from metal archives, which intern searches only
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for bands, but it is the default, thus I am rolling with it
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"""
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endpoint = "https://www.metal-archives.com/search/ajax-band-search/?field=name&query={query}&sEcho=1&iColumns=3&sColumns=&iDisplayStart=0&iDisplayLength=200&mDataProp_0=0&mDataProp_1=1&mDataProp_2=2"
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r = cls.get_request(endpoint.format(query=query))
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if r is None:
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return []
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return [
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cls.get_artist_from_json(artist_html=raw_artist[0], genre=raw_artist[1], country=raw_artist[2])
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for raw_artist in r.json()['aaData']
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]
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@classmethod
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def get_artist_from_json(cls, artist_html=None, genre=None, country=None) -> Artist:
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"""
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TODO parse the country to a standart
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"""
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# parse the html
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# parse the html for the band name and link on metal-archives
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soup = BeautifulSoup(artist_html, 'html.parser')
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anchor = soup.find('a')
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artist_name = anchor.text
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artist_url = anchor.get('href')
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artist_id = artist_url.split("/")[-1]
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anchor.decompose()
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strong = soup.find('strong')
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if strong is not None:
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strong.decompose()
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akronyms_ = soup.text[2:-2].split(', ')
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return Artist(
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name=artist_name,
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source_list=[
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Source(SourcePages.ENCYCLOPAEDIA_METALLUM, artist_url)
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]
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)
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@classmethod
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def get_album_from_json(cls, album_html=None, release_type=None, artist_html=None) -> Album:
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# parse the html
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# <a href="https://www.metal-archives.com/albums/Ghost_Bath/Self_Loather/970834">Self Loather</a>'
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soup = BeautifulSoup(album_html, 'html.parser')
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anchor = soup.find('a')
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album_name = anchor.text
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album_url = anchor.get('href')
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album_id = album_url.split("/")[-1]
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album_type = cls.ALBUM_TYPE_MAP[release_type.strip()]
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return Album(
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title=album_name,
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album_type=album_type,
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source_list=[
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Source(SourcePages.ENCYCLOPAEDIA_METALLUM, album_url)
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],
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artist_list=[
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cls.get_artist_from_json(artist_html=artist_html)
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]
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)
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@classmethod
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def get_song_from_json(cls, artist_html=None, album_html=None, release_type=None, title=None,
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lyrics_html=None) -> Song:
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song_id = None
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if lyrics_html is not None:
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soup = BeautifulSoup(lyrics_html, 'html.parser')
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anchor = soup.find('a')
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raw_song_id = anchor.get('id')
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song_id = raw_song_id.replace("lyricsLink_", "")
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return Song(
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title=title,
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main_artist_list=[
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cls.get_artist_from_json(artist_html=artist_html)
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],
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album_list=[
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cls.get_album_from_json(album_html=album_html, release_type=release_type, artist_html=artist_html)
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],
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source_list=[
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Source(SourcePages.ENCYCLOPAEDIA_METALLUM, song_id)
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]
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)
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@classmethod
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def _fetch_artist_discography(cls, ma_artist_id: str) -> List[Album]:
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discography_url = "https://www.metal-archives.com/band/discography/id/{}/tab/all"
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# make the request
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r = cls.get_request(discography_url.format(ma_artist_id))
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if r is None:
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return []
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soup = cls.get_soup_from_response(r)
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discography = []
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tbody_soup = soup.find('tbody')
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for tr_soup in tbody_soup.find_all('tr'):
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td_list = tr_soup.findChildren(recursive=False)
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album_soup = td_list[0]
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album_name = album_soup.text
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album_url = album_soup.find('a').get('href')
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album_id = album_url.split('/')[-1]
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raw_album_type = td_list[1].text
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album_year = td_list[2].text
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date_obj = None
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try:
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date_obj = ID3Timestamp(year=int(album_year))
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except ValueError():
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pass
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discography.append(
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Album(
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title=album_name,
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date=date_obj,
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album_type=cls.ALBUM_TYPE_MAP[raw_album_type],
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source_list=[Source(SourcePages.ENCYCLOPAEDIA_METALLUM, album_url)]
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)
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)
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return discography
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@classmethod
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def _fetch_artist_sources(cls, ma_artist_id: str) -> List[Source]:
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sources_url = "https://www.metal-archives.com/link/ajax-list/type/band/id/{}"
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r = cls.get_request(sources_url.format(ma_artist_id))
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if r is None:
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return []
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soup = cls.get_soup_from_response(r)
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if soup.find("span", {"id": "noLinks"}) is not None:
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return []
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artist_source = soup.find("div", {"id": "band_links_Official"})
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"""
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TODO
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add a Label object to add the label sources from
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TODO
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maybe do merchandice stuff
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"""
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merchandice_source = soup.find("div", {"id": "band_links_Official_merchandise"})
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label_source = soup.find("div", {"id": "band_links_Labels"})
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source_list = []
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if artist_source is not None:
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for tr in artist_source.find_all("td"):
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a = tr.find("a")
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url = a.get("href")
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if url is None:
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continue
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source_list.append(Source.match_url(url))
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return source_list
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@classmethod
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def _parse_artist_attributes(cls, artist_soup: BeautifulSoup) -> Artist:
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name: str = None
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country: pycountry.Countrie = None
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formed_in_year: int = None
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genre: str = None
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lyrical_themes: List[str] = []
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label_name: str = None
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label_url: str = None
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source_list: List[Source] = []
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title_soup: BeautifulSoup = artist_soup.find("title")
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if title_soup is not None:
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bad_name_substring = " - Encyclopaedia Metallum: The Metal Archives"
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title_text = title_soup.get_text()
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if title_text.count(bad_name_substring) == 1:
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name = title_text.replace(bad_name_substring, "")
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else:
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cls.LOGGER.debug(f"the title of the page is \"{title_text}\"")
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"""
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TODO
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Implement the bandpictures and logos that can be gotten with the elements
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<a class="image" id="photo" title="Ghost Bath"...
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<a class="image" id="logo" title="Ghost Bath"...
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where the titles are the band name
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"""
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image_container_soup: BeautifulSoup = artist_soup.find(id="band_sidebar")
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if image_container_soup is not None:
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logo_soup = image_container_soup.find(id="logo")
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if logo_soup is not None:
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logo_title = logo_soup.get("title")
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if logo_title is not None:
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name = logo_title.strip()
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band_pictures = image_container_soup.find(id="photo")
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if band_pictures is not None:
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band_picture_title = logo_soup.get("title")
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if band_picture_title is not None:
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name = band_picture_title.strip()
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for h1_band_name_soup in artist_soup.find_all("h1", {"class": "band_name"}):
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anchor: BeautifulSoup = h1_band_name_soup.find("a")
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if anchor is None:
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continue
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href = anchor.get("href")
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if href is not None:
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source_list.append(Source(cls.SOURCE_TYPE, href))
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name = anchor.get_text(strip=True)
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band_stat_soup = artist_soup.find("div", {"id": "band_stats"})
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for dl_soup in band_stat_soup.find_all("dl"):
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for title, data in zip(dl_soup.find_all("dt"), dl_soup.find_all("dd")):
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title_text = title.text
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if "Country of origin:" == title_text:
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href = data.find('a').get('href')
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country = pycountry.countries.get(alpha_2=href.split("/")[-1])
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continue
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# not needed: Location: Minot, North Dakota
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"""
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TODO
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status: active
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need to do enums for that and add it to object
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"""
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if "Formed in:" == title_text:
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if not data.text.isnumeric():
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continue
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formed_in_year = int(data.text)
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continue
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if "Genre:" == title_text:
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genre = data.text
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continue
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if "Lyrical themes:" == title_text:
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lyrical_themes = data.text.split(", ")
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continue
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if "Current label:" == title_text:
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label_name = data.text
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label_anchor = data.find("a")
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label_url = None
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if label_anchor is not None:
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label_url = label_anchor.get("href")
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label_id = None
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if type(label_url) is str and "/" in label_url:
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label_id = label_url.split("/")[-1]
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"""
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TODO
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years active: 2012-present
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process this and add field to class
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"""
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return Artist(
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name=name,
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country=country,
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formed_in=ID3Timestamp(year=formed_in_year),
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general_genre=genre,
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lyrical_themes=lyrical_themes,
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label_list=[
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Label(
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name=label_name,
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source_list=[
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Source(cls.SOURCE_TYPE, label_url)
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]
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)
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],
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source_list=source_list
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)
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@classmethod
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def _fetch_artist_attributes(cls, url: str) -> Artist:
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r = cls.get_request(url)
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if r is None:
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return Artist()
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soup: BeautifulSoup = cls.get_soup_from_response(r)
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return cls._parse_artist_attributes(artist_soup=soup)
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@classmethod
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def _fetch_band_notes(cls, ma_artist_id: str) -> Optional[FormattedText]:
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endpoint = "https://www.metal-archives.com/band/read-more/id/{}"
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# make the request
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r = cls.get_request(endpoint.format(ma_artist_id))
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if r is None:
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return FormattedText()
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return FormattedText(html=r.text)
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@classmethod
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def _fetch_artist_from_source(cls, source: Source, stop_at_level: int = 1) -> Artist:
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"""
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What it could fetch, and what is implemented:
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[x] https://www.metal-archives.com/bands/Ghost_Bath/3540372489
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[x] https://www.metal-archives.com/band/discography/id/3540372489/tab/all
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[] reviews: https://www.metal-archives.com/review/ajax-list-band/id/3540372489/json/1?sEcho=1&iColumns=4&sColumns=&iDisplayStart=0&iDisplayLength=200&mDataProp_0=0&mDataProp_1=1&mDataProp_2=2&mDataProp_3=3&iSortCol_0=3&sSortDir_0=desc&iSortingCols=1&bSortable_0=true&bSortable_1=true&bSortable_2=true&bSortable_3=true&_=1675155257133
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[] simmilar: https://www.metal-archives.com/band/ajax-recommendations/id/3540372489
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[x] sources: https://www.metal-archives.com/link/ajax-list/type/band/id/3540372489
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[x] band notes: https://www.metal-archives.com/band/read-more/id/3540372489
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"""
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artist = cls._fetch_artist_attributes(source.url)
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artist_id = source.url.split("/")[-1]
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artist_sources = cls._fetch_artist_sources(artist_id)
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artist.source_collection.extend(artist_sources)
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band_notes = cls._fetch_band_notes(artist_id)
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if band_notes is not None:
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artist.notes = band_notes
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discography: List[Album] = cls._fetch_artist_discography(artist_id)
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if stop_at_level > 1:
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for album in discography:
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for source in album.source_collection.get_sources_from_page(cls.SOURCE_TYPE):
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album.merge(cls._fetch_album_from_source(source, stop_at_level=stop_at_level-1))
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artist.main_album_collection.extend(discography)
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return artist
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@classmethod
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def _parse_album_track_row(cls, track_row: BeautifulSoup) -> Song:
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"""
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<tr class="even">
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<td width="20"><a class="anchor" name="5948442"> </a>1.</td> # id and tracksort
|
||
<td class="wrapWords">Convince Me to Bleed</td> # name
|
||
<td align="right">03:40</td> # length
|
||
<td nowrap="nowrap">
|
||
<a href="#5948442" id="lyricsButton5948442" onclick="toggleLyrics('5948442'); return false;">Show lyrics</a>
|
||
</td>
|
||
</tr>
|
||
"""
|
||
|
||
row_list = track_row.find_all(recursive=False)
|
||
|
||
source_list: List[Source] = []
|
||
|
||
track_sort_soup = row_list[0]
|
||
track_sort = int(track_sort_soup.text[:-1])
|
||
track_id = track_sort_soup.find("a").get("name").strip()
|
||
|
||
if track_row.find("a", {"href": f"#{track_id}"}) is not None:
|
||
source_list.append(Source(cls.SOURCE_TYPE, track_id))
|
||
|
||
title = row_list[1].text.strip()
|
||
|
||
length = None
|
||
|
||
duration_stamp = row_list[2].text
|
||
if ":" in duration_stamp:
|
||
minutes, seconds = duration_stamp.split(":")
|
||
length = (int(minutes) * 60 + int(seconds)) * 1000 # in milliseconds
|
||
|
||
return Song(
|
||
title=title,
|
||
length=length,
|
||
tracksort=track_sort,
|
||
source_list=source_list
|
||
)
|
||
|
||
|
||
@classmethod
|
||
def _parse_album_attributes(cls, album_soup: BeautifulSoup, stop_at_level: int = 1) -> Album:
|
||
tracklist: List[Song] = []
|
||
artist_list = []
|
||
album_name: str = None
|
||
source_list: List[Source] = []
|
||
|
||
def _parse_album_info(album_info_soup: BeautifulSoup):
|
||
nonlocal artist_list
|
||
nonlocal album_name
|
||
nonlocal source_list
|
||
|
||
if album_info_soup is None:
|
||
return
|
||
|
||
album_soup_list = album_info_soup.find_all("h1", {"class": "album_name"})
|
||
if len(album_soup_list) == 1:
|
||
anchor: BeautifulSoup = album_soup_list[0].find("a")
|
||
|
||
href = anchor.get("href")
|
||
if href is not None:
|
||
source_list.append(Source(cls.SOURCE_TYPE, href.strip()))
|
||
|
||
album_name = anchor.get_text(strip=True)
|
||
|
||
elif len(album_soup_list) > 1:
|
||
cls.LOGGER.debug("there are more than 1 album soups")
|
||
|
||
|
||
artist_soup_list = album_info_soup.find_all("h2", {"class": "band_name"})
|
||
if len(artist_soup_list) == 1:
|
||
for anchor in artist_soup_list[0].find_all("a"):
|
||
artist_sources: List[Source] = []
|
||
|
||
href = anchor.get("href")
|
||
if href is not None:
|
||
artist_sources.append(Source(cls.SOURCE_TYPE, href.strip()))
|
||
|
||
artist_name = anchor.get_text(strip=True)
|
||
|
||
artist_list.append(Artist(
|
||
name=artist_name,
|
||
source_list=artist_sources
|
||
))
|
||
|
||
elif len(artist_soup_list) > 1:
|
||
cls.LOGGER.debug("there are more than 1 artist soups")
|
||
|
||
_parse_album_info(album_info_soup=album_soup.find(id="album_info"))
|
||
|
||
tracklist_soup = album_soup.find("table", {"class": "table_lyrics"}).find("tbody")
|
||
for track_soup in tracklist_soup.find_all("tr", {"class": ["even", "odd"]}):
|
||
tracklist.append(cls._parse_album_track_row(track_row=track_soup))
|
||
|
||
return Album(
|
||
title=album_name,
|
||
source_list=source_list,
|
||
artist_list=artist_list,
|
||
song_list=tracklist
|
||
)
|
||
|
||
@classmethod
|
||
def _fetch_album_from_source(cls, source: Source, stop_at_level: int = 1) -> Album:
|
||
"""
|
||
I am preeeety sure I can get way more data than... nothing from there
|
||
|
||
:param source:
|
||
:param stop_at_level:
|
||
:return:
|
||
"""
|
||
|
||
# <table class="display table_lyrics
|
||
|
||
r = cls.get_request(source.url)
|
||
if r is None:
|
||
return Album()
|
||
|
||
soup = cls.get_soup_from_response(r)
|
||
|
||
album = cls._parse_album_attributes(soup, stop_at_level=stop_at_level)
|
||
|
||
if stop_at_level > 1:
|
||
for song in album.song_collection:
|
||
for source in song.source_collection.get_sources_from_page(cls.SOURCE_TYPE):
|
||
song.merge(cls._fetch_song_from_source(source=source, stop_at_level=stop_at_level-1))
|
||
|
||
return album
|
||
|
||
@classmethod
|
||
def _fetch_lyrics(cls, song_id: str) -> Optional[Lyrics]:
|
||
"""
|
||
function toggleLyrics(songId) {
|
||
var lyricsRow = $('#song' + songId);
|
||
lyricsRow.toggle();
|
||
var lyrics = $('#lyrics_' + songId);
|
||
if (lyrics.html() == '(loading lyrics...)') {
|
||
var realId = songId;
|
||
if(!$.isNumeric(songId.substring(songId.length -1, songId.length))) {
|
||
realId = songId.substring(0, songId.length -1);
|
||
}
|
||
lyrics.load(URL_SITE + "release/ajax-view-lyrics/id/" + realId);
|
||
}
|
||
// toggle link
|
||
var linkLabel = "lyrics";
|
||
$("#lyricsButton" + songId).text(lyricsRow.css("display") == "none" ? "Show " + linkLabel : "Hide " + linkLabel);
|
||
return false;
|
||
}
|
||
"""
|
||
if song_id is None:
|
||
return None
|
||
|
||
endpoint = "https://www.metal-archives.com/release/ajax-view-lyrics/id/{id}".format(id=song_id)
|
||
|
||
r = cls.get_request(endpoint)
|
||
if r is None:
|
||
return None
|
||
|
||
return Lyrics(
|
||
text=FormattedText(html=r.text),
|
||
language=pycountry.languages.get(alpha_2="en"),
|
||
source_list=[
|
||
Source(cls.SOURCE_TYPE, endpoint)
|
||
]
|
||
)
|
||
|
||
@classmethod
|
||
def _fetch_song_from_source(cls, source: Source, stop_at_level: int = 1) -> Song:
|
||
song_id = source.url
|
||
|
||
return Song(
|
||
lyrics_list=[
|
||
cls._fetch_lyrics(song_id=song_id)
|
||
]
|
||
)
|
||
|
||
@classmethod
|
||
def _get_type_of_url(cls, url: str) -> Optional[Union[Type[Song], Type[Album], Type[Artist], Type[Label]]]:
|
||
parsed_url = urlparse(url)
|
||
path: List[str] = parsed_url.path.split("/")
|
||
|
||
if "band" in path:
|
||
return Artist
|
||
if "bands" in path:
|
||
return Artist
|
||
|
||
if "albums" in path:
|
||
return Album
|
||
|
||
if "labels" in path:
|
||
return Label
|
||
|
||
return None
|