diff options
Diffstat (limited to 'hypervideo_dl/extractor/bandcamp.py')
| -rw-r--r-- | hypervideo_dl/extractor/bandcamp.py | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/hypervideo_dl/extractor/bandcamp.py b/hypervideo_dl/extractor/bandcamp.py new file mode 100644 index 0000000..dbe57c7 --- /dev/null +++ b/hypervideo_dl/extractor/bandcamp.py @@ -0,0 +1,391 @@ +# coding: utf-8 +from __future__ import unicode_literals + +import random +import re +import time + +from .common import InfoExtractor +from ..compat import compat_str +from ..utils import ( + ExtractorError, + float_or_none, + int_or_none, + KNOWN_EXTENSIONS, + parse_filesize, + str_or_none, + try_get, + update_url_query, + unified_strdate, + unified_timestamp, + url_or_none, + urljoin, +) + + +class BandcampIE(InfoExtractor): + _VALID_URL = r'https?://[^/]+\.bandcamp\.com/track/(?P<id>[^/?#&]+)' + _TESTS = [{ + 'url': 'http://youtube-dl.bandcamp.com/track/youtube-dl-test-song', + 'md5': 'c557841d5e50261777a6585648adf439', + 'info_dict': { + 'id': '1812978515', + 'ext': 'mp3', + 'title': "hypervideo \"'/\\ä↭ - hypervideo \"'/\\ä↭ - hypervideo test song \"'/\\ä↭", + 'duration': 9.8485, + 'uploader': 'hypervideo "\'/\\ä↭', + 'upload_date': '20121129', + 'timestamp': 1354224127, + }, + '_skip': 'There is a limit of 200 free downloads / month for the test song' + }, { + # free download + 'url': 'http://benprunty.bandcamp.com/track/lanius-battle', + 'info_dict': { + 'id': '2650410135', + 'ext': 'aiff', + 'title': 'Ben Prunty - Lanius (Battle)', + 'thumbnail': r're:^https?://.*\.jpg$', + 'uploader': 'Ben Prunty', + 'timestamp': 1396508491, + 'upload_date': '20140403', + 'release_timestamp': 1396483200, + 'release_date': '20140403', + 'duration': 260.877, + 'track': 'Lanius (Battle)', + 'track_number': 1, + 'track_id': '2650410135', + 'artist': 'Ben Prunty', + 'album': 'FTL: Advanced Edition Soundtrack', + }, + }, { + # no free download, mp3 128 + 'url': 'https://relapsealumni.bandcamp.com/track/hail-to-fire', + 'md5': 'fec12ff55e804bb7f7ebeb77a800c8b7', + 'info_dict': { + 'id': '2584466013', + 'ext': 'mp3', + 'title': 'Mastodon - Hail to Fire', + 'thumbnail': r're:^https?://.*\.jpg$', + 'uploader': 'Mastodon', + 'timestamp': 1322005399, + 'upload_date': '20111122', + 'release_timestamp': 1076112000, + 'release_date': '20040207', + 'duration': 120.79, + 'track': 'Hail to Fire', + 'track_number': 5, + 'track_id': '2584466013', + 'artist': 'Mastodon', + 'album': 'Call of the Mastodon', + }, + }] + + def _extract_data_attr(self, webpage, video_id, attr='tralbum', fatal=True): + return self._parse_json(self._html_search_regex( + r'data-%s=(["\'])({.+?})\1' % attr, webpage, + attr + ' data', group=2), video_id, fatal=fatal) + + def _real_extract(self, url): + title = self._match_id(url) + webpage = self._download_webpage(url, title) + tralbum = self._extract_data_attr(webpage, title) + thumbnail = self._og_search_thumbnail(webpage) + + track_id = None + track = None + track_number = None + duration = None + + formats = [] + track_info = try_get(tralbum, lambda x: x['trackinfo'][0], dict) + if track_info: + file_ = track_info.get('file') + if isinstance(file_, dict): + for format_id, format_url in file_.items(): + if not url_or_none(format_url): + continue + ext, abr_str = format_id.split('-', 1) + formats.append({ + 'format_id': format_id, + 'url': self._proto_relative_url(format_url, 'http:'), + 'ext': ext, + 'vcodec': 'none', + 'acodec': ext, + 'abr': int_or_none(abr_str), + }) + track = track_info.get('title') + track_id = str_or_none( + track_info.get('track_id') or track_info.get('id')) + track_number = int_or_none(track_info.get('track_num')) + duration = float_or_none(track_info.get('duration')) + + embed = self._extract_data_attr(webpage, title, 'embed', False) + current = tralbum.get('current') or {} + artist = embed.get('artist') or current.get('artist') or tralbum.get('artist') + timestamp = unified_timestamp( + current.get('publish_date') or tralbum.get('album_publish_date')) + + download_link = tralbum.get('freeDownloadPage') + if download_link: + track_id = compat_str(tralbum['id']) + + download_webpage = self._download_webpage( + download_link, track_id, 'Downloading free downloads page') + + blob = self._extract_data_attr(download_webpage, track_id, 'blob') + + info = try_get( + blob, (lambda x: x['digital_items'][0], + lambda x: x['download_items'][0]), dict) + if info: + downloads = info.get('downloads') + if isinstance(downloads, dict): + if not track: + track = info.get('title') + if not artist: + artist = info.get('artist') + if not thumbnail: + thumbnail = info.get('thumb_url') + + download_formats = {} + download_formats_list = blob.get('download_formats') + if isinstance(download_formats_list, list): + for f in blob['download_formats']: + name, ext = f.get('name'), f.get('file_extension') + if all(isinstance(x, compat_str) for x in (name, ext)): + download_formats[name] = ext.strip('.') + + for format_id, f in downloads.items(): + format_url = f.get('url') + if not format_url: + continue + # Stat URL generation algorithm is reverse engineered from + # download_*_bundle_*.js + stat_url = update_url_query( + format_url.replace('/download/', '/statdownload/'), { + '.rand': int(time.time() * 1000 * random.random()), + }) + format_id = f.get('encoding_name') or format_id + stat = self._download_json( + stat_url, track_id, 'Downloading %s JSON' % format_id, + transform_source=lambda s: s[s.index('{'):s.rindex('}') + 1], + fatal=False) + if not stat: + continue + retry_url = url_or_none(stat.get('retry_url')) + if not retry_url: + continue + formats.append({ + 'url': self._proto_relative_url(retry_url, 'http:'), + 'ext': download_formats.get(format_id), + 'format_id': format_id, + 'format_note': f.get('description'), + 'filesize': parse_filesize(f.get('size_mb')), + 'vcodec': 'none', + }) + + self._sort_formats(formats) + + title = '%s - %s' % (artist, track) if artist else track + + if not duration: + duration = float_or_none(self._html_search_meta( + 'duration', webpage, default=None)) + + return { + 'id': track_id, + 'title': title, + 'thumbnail': thumbnail, + 'uploader': artist, + 'timestamp': timestamp, + 'release_timestamp': unified_timestamp(tralbum.get('album_release_date')), + 'duration': duration, + 'track': track, + 'track_number': track_number, + 'track_id': track_id, + 'artist': artist, + 'album': embed.get('album_title'), + 'formats': formats, + } + + +class BandcampAlbumIE(BandcampIE): + IE_NAME = 'Bandcamp:album' + _VALID_URL = r'https?://(?:(?P<subdomain>[^.]+)\.)?bandcamp\.com(?:/album/(?P<id>[^/?#&]+))?' + + _TESTS = [{ + 'url': 'http://blazo.bandcamp.com/album/jazz-format-mixtape-vol-1', + 'playlist': [ + { + 'md5': '39bc1eded3476e927c724321ddf116cf', + 'info_dict': { + 'id': '1353101989', + 'ext': 'mp3', + 'title': 'Blazo - Intro', + 'timestamp': 1311756226, + 'upload_date': '20110727', + 'uploader': 'Blazo', + } + }, + { + 'md5': '1a2c32e2691474643e912cc6cd4bffaa', + 'info_dict': { + 'id': '38097443', + 'ext': 'mp3', + 'title': 'Blazo - Kero One - Keep It Alive (Blazo remix)', + 'timestamp': 1311757238, + 'upload_date': '20110727', + 'uploader': 'Blazo', + } + }, + ], + 'info_dict': { + 'title': 'Jazz Format Mixtape vol.1', + 'id': 'jazz-format-mixtape-vol-1', + 'uploader_id': 'blazo', + }, + 'params': { + 'playlistend': 2 + }, + 'skip': 'Bandcamp imposes download limits.' + }, { + 'url': 'http://nightbringer.bandcamp.com/album/hierophany-of-the-open-grave', + 'info_dict': { + 'title': 'Hierophany of the Open Grave', + 'uploader_id': 'nightbringer', + 'id': 'hierophany-of-the-open-grave', + }, + 'playlist_mincount': 9, + }, { + 'url': 'http://dotscale.bandcamp.com', + 'info_dict': { + 'title': 'Loom', + 'id': 'dotscale', + 'uploader_id': 'dotscale', + }, + 'playlist_mincount': 7, + }, { + # with escaped quote in title + 'url': 'https://jstrecords.bandcamp.com/album/entropy-ep', + 'info_dict': { + 'title': '"Entropy" EP', + 'uploader_id': 'jstrecords', + 'id': 'entropy-ep', + 'description': 'md5:0ff22959c943622972596062f2f366a5', + }, + 'playlist_mincount': 3, + }, { + # not all tracks have songs + 'url': 'https://insulters.bandcamp.com/album/we-are-the-plague', + 'info_dict': { + 'id': 'we-are-the-plague', + 'title': 'WE ARE THE PLAGUE', + 'uploader_id': 'insulters', + 'description': 'md5:b3cf845ee41b2b1141dc7bde9237255f', + }, + 'playlist_count': 2, + }] + + @classmethod + def suitable(cls, url): + return (False + if BandcampWeeklyIE.suitable(url) or BandcampIE.suitable(url) + else super(BandcampAlbumIE, cls).suitable(url)) + + def _real_extract(self, url): + uploader_id, album_id = re.match(self._VALID_URL, url).groups() + playlist_id = album_id or uploader_id + webpage = self._download_webpage(url, playlist_id) + tralbum = self._extract_data_attr(webpage, playlist_id) + track_info = tralbum.get('trackinfo') + if not track_info: + raise ExtractorError('The page doesn\'t contain any tracks') + # Only tracks with duration info have songs + entries = [ + self.url_result( + urljoin(url, t['title_link']), BandcampIE.ie_key(), + str_or_none(t.get('track_id') or t.get('id')), t.get('title')) + for t in track_info + if t.get('duration')] + + current = tralbum.get('current') or {} + + return { + '_type': 'playlist', + 'uploader_id': uploader_id, + 'id': playlist_id, + 'title': current.get('title'), + 'description': current.get('about'), + 'entries': entries, + } + + +class BandcampWeeklyIE(BandcampIE): + IE_NAME = 'Bandcamp:weekly' + _VALID_URL = r'https?://(?:www\.)?bandcamp\.com/?\?(?:.*?&)?show=(?P<id>\d+)' + _TESTS = [{ + 'url': 'https://bandcamp.com/?show=224', + 'md5': 'b00df799c733cf7e0c567ed187dea0fd', + 'info_dict': { + 'id': '224', + 'ext': 'opus', + 'title': 'BC Weekly April 4th 2017 - Magic Moments', + 'description': 'md5:5d48150916e8e02d030623a48512c874', + 'duration': 5829.77, + 'release_date': '20170404', + 'series': 'Bandcamp Weekly', + 'episode': 'Magic Moments', + 'episode_id': '224', + }, + 'params': { + 'format': 'opus-lo', + }, + }, { + 'url': 'https://bandcamp.com/?blah/blah@&show=228', + 'only_matching': True + }] + + def _real_extract(self, url): + show_id = self._match_id(url) + webpage = self._download_webpage(url, show_id) + + blob = self._extract_data_attr(webpage, show_id, 'blob') + + show = blob['bcw_data'][show_id] + + formats = [] + for format_id, format_url in show['audio_stream'].items(): + if not url_or_none(format_url): + continue + for known_ext in KNOWN_EXTENSIONS: + if known_ext in format_id: + ext = known_ext + break + else: + ext = None + formats.append({ + 'format_id': format_id, + 'url': format_url, + 'ext': ext, + 'vcodec': 'none', + }) + self._sort_formats(formats) + + title = show.get('audio_title') or 'Bandcamp Weekly' + subtitle = show.get('subtitle') + if subtitle: + title += ' - %s' % subtitle + + return { + 'id': show_id, + 'title': title, + 'description': show.get('desc') or show.get('short_desc'), + 'duration': float_or_none(show.get('audio_duration')), + 'is_live': False, + 'release_date': unified_strdate(show.get('published_date')), + 'series': 'Bandcamp Weekly', + 'episode': show.get('subtitle'), + 'episode_id': show_id, + 'formats': formats + } |