96 lines
3.6 KiB
Python
96 lines
3.6 KiB
Python
from bs4 import BeautifulSoup
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import requests
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from datetime import date
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from fmframework.model import Album, Artist, Image
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from fmframework.net.network import Network, LastFMNetworkException
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import fmframework.image
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import logging
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logger = logging.getLogger(__name__)
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def get_album_chart_image(net: Network,
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username: str,
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from_date: date,
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to_date: date,
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limit: int = 20,
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image_size: Image.Size = None,
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image_width: int = 5):
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album_chart = get_populated_album_chart(net=net, username=username,
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from_date=from_date, to_date=to_date,
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limit=limit)
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return fmframework.image.get_image_grid_from_objects(net=net,
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objects=album_chart,
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image_size=image_size,
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image_width=image_width)
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def get_populated_album_chart(net: Network, username: str, from_date: date, to_date: date, limit: int):
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chart = get_scraped_album_chart(username, from_date, to_date, limit)
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logger.info('populating scraped albums')
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albums = []
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for counter, scraped in enumerate(chart):
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logger.debug(f'populating {counter+1} of {len(chart)}')
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try:
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albums.append(net.get_album(name=scraped.name, artist=scraped.artist.name))
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except LastFMNetworkException:
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logger.exception(f'error occured during album retrieval')
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return albums
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def get_scraped_album_chart(username: str, from_date: date, to_date: date, limit: int):
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logger.info(f'scraping album chart from {from_date} to {to_date} for {username}')
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pages = int(limit / 50)
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if limit % 50 != 0:
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pages += 1
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albums = []
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for i in range(pages):
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scraped_albums = get_scraped_album_chart_page(username, from_date, to_date, i + 1)
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if scraped_albums is not None:
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albums += scraped_albums
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return albums[:limit]
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def get_scraped_album_chart_page(username: str, from_date: date, to_date: date, page: int):
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logger.debug(f'loading page {page} from {from_date} to {to_date} for {username}')
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html = requests.get(f'https://www.last.fm/user/{username}/library/albums'
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f'?from={from_date.strftime("%Y-%m-%d")}'
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f'&to={to_date.strftime("%Y-%m-%d")}'
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f'&page={page}')
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if 200 <= html.status_code < 300:
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parser = BeautifulSoup(html.content, 'html.parser')
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chart_section = parser.find('section', id='top-albums-section')
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rows = chart_section.find_all('tr', 'chartlist-row')
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albums = []
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for row in rows:
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names = row.find_all('a', title=True)
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album_name = names[0]['title']
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artist_name = names[1]['title']
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scrobble_tag = row.find('span', {"class": "chartlist-count-bar-value"})
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scrobble_count = [int(s) for s in scrobble_tag.contents[0].split() if s.isdigit()]
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if len(scrobble_count) != 1:
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logger.error('no scrobble count integers found')
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scrobble_count = 0
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else:
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scrobble_count = scrobble_count[0]
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artist = Artist(name=artist_name)
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album = Album(name=album_name, artist=artist, user_scrobbles=scrobble_count)
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albums.append(album)
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return albums
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else:
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logger.error(f'HTTP error occurred {html.status_code}')
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