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183 lines
6.7 KiB
183 lines
6.7 KiB
from __future__ import unicode_literals |
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import json |
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import re |
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from .common import InfoExtractor |
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from ..compat import ( |
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compat_str, |
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compat_urlparse, |
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) |
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from ..utils import ( |
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ExtractorError, |
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float_or_none, |
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int_or_none, |
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) |
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class BandcampIE(InfoExtractor): |
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_VALID_URL = r'https?://.*?\.bandcamp\.com/track/(?P<title>.*)' |
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_TESTS = [{ |
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'url': 'http://youtube-dl.bandcamp.com/track/youtube-dl-test-song', |
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'md5': 'c557841d5e50261777a6585648adf439', |
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'info_dict': { |
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'id': '1812978515', |
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'ext': 'mp3', |
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'title': "youtube-dl \"'/\\\u00e4\u21ad - youtube-dl test song \"'/\\\u00e4\u21ad", |
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'duration': 9.8485, |
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}, |
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'_skip': 'There is a limit of 200 free downloads / month for the test song' |
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}, { |
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'url': 'http://benprunty.bandcamp.com/track/lanius-battle', |
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'md5': '2b68e5851514c20efdff2afc5603b8b4', |
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'info_dict': { |
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'id': '2650410135', |
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'ext': 'mp3', |
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'title': 'Lanius (Battle)', |
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'uploader': 'Ben Prunty Music', |
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}, |
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}] |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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title = mobj.group('title') |
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webpage = self._download_webpage(url, title) |
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m_download = re.search(r'freeDownloadPage: "(.*?)"', webpage) |
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if not m_download: |
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m_trackinfo = re.search(r'trackinfo: (.+),\s*?\n', webpage) |
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if m_trackinfo: |
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json_code = m_trackinfo.group(1) |
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data = json.loads(json_code)[0] |
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formats = [] |
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for format_id, format_url in data['file'].items(): |
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ext, abr_str = format_id.split('-', 1) |
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formats.append({ |
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'format_id': format_id, |
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'url': self._proto_relative_url(format_url, 'http:'), |
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'ext': ext, |
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'vcodec': 'none', |
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'acodec': ext, |
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'abr': int_or_none(abr_str), |
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}) |
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self._sort_formats(formats) |
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return { |
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'id': compat_str(data['id']), |
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'title': data['title'], |
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'formats': formats, |
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'duration': float_or_none(data.get('duration')), |
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} |
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else: |
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raise ExtractorError('No free songs found') |
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download_link = m_download.group(1) |
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video_id = self._search_regex( |
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r'(?ms)var TralbumData = .*?[{,]\s*id: (?P<id>\d+),?$', |
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webpage, 'video id') |
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download_webpage = self._download_webpage(download_link, video_id, 'Downloading free downloads page') |
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# We get the dictionary of the track from some javascript code |
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all_info = self._parse_json(self._search_regex( |
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r'(?sm)items: (.*?),$', download_webpage, 'items'), video_id) |
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info = all_info[0] |
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# We pick mp3-320 for now, until format selection can be easily implemented. |
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mp3_info = info['downloads']['mp3-320'] |
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# If we try to use this url it says the link has expired |
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initial_url = mp3_info['url'] |
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m_url = re.match( |
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r'(?P<server>http://(.*?)\.bandcamp\.com)/download/track\?enc=mp3-320&fsig=(?P<fsig>.*?)&id=(?P<id>.*?)&ts=(?P<ts>.*)$', |
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initial_url) |
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# We build the url we will use to get the final track url |
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# This url is build in Bandcamp in the script download_bunde_*.js |
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request_url = '%s/statdownload/track?enc=mp3-320&fsig=%s&id=%s&ts=%s&.rand=665028774616&.vrs=1' % (m_url.group('server'), m_url.group('fsig'), video_id, m_url.group('ts')) |
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final_url_webpage = self._download_webpage(request_url, video_id, 'Requesting download url') |
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# If we could correctly generate the .rand field the url would be |
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# in the "download_url" key |
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final_url = self._proto_relative_url(self._search_regex( |
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r'"retry_url":"(.+?)"', final_url_webpage, 'final video URL'), 'http:') |
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return { |
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'id': video_id, |
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'title': info['title'], |
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'ext': 'mp3', |
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'vcodec': 'none', |
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'url': final_url, |
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'thumbnail': info.get('thumb_url'), |
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'uploader': info.get('artist'), |
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} |
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class BandcampAlbumIE(InfoExtractor): |
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IE_NAME = 'Bandcamp:album' |
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_VALID_URL = r'https?://(?:(?P<subdomain>[^.]+)\.)?bandcamp\.com(?:/album/(?P<album_id>[^?#]+)|/?(?:$|[?#]))' |
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_TESTS = [{ |
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'url': 'http://blazo.bandcamp.com/album/jazz-format-mixtape-vol-1', |
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'playlist': [ |
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{ |
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'md5': '39bc1eded3476e927c724321ddf116cf', |
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'info_dict': { |
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'id': '1353101989', |
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'ext': 'mp3', |
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'title': 'Intro', |
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} |
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}, |
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{ |
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'md5': '1a2c32e2691474643e912cc6cd4bffaa', |
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'info_dict': { |
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'id': '38097443', |
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'ext': 'mp3', |
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'title': 'Kero One - Keep It Alive (Blazo remix)', |
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} |
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}, |
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], |
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'info_dict': { |
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'title': 'Jazz Format Mixtape vol.1', |
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'id': 'jazz-format-mixtape-vol-1', |
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'uploader_id': 'blazo', |
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}, |
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'params': { |
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'playlistend': 2 |
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}, |
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'skip': 'Bandcamp imposes download limits.' |
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}, { |
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'url': 'http://nightbringer.bandcamp.com/album/hierophany-of-the-open-grave', |
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'info_dict': { |
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'title': 'Hierophany of the Open Grave', |
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'uploader_id': 'nightbringer', |
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'id': 'hierophany-of-the-open-grave', |
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}, |
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'playlist_mincount': 9, |
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}, { |
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'url': 'http://dotscale.bandcamp.com', |
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'info_dict': { |
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'title': 'Loom', |
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'id': 'dotscale', |
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'uploader_id': 'dotscale', |
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}, |
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'playlist_mincount': 7, |
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}] |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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uploader_id = mobj.group('subdomain') |
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album_id = mobj.group('album_id') |
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playlist_id = album_id or uploader_id |
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webpage = self._download_webpage(url, playlist_id) |
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tracks_paths = re.findall(r'<a href="(.*?)" itemprop="url">', webpage) |
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if not tracks_paths: |
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raise ExtractorError('The page doesn\'t contain any tracks') |
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entries = [ |
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self.url_result(compat_urlparse.urljoin(url, t_path), ie=BandcampIE.ie_key()) |
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for t_path in tracks_paths] |
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title = self._search_regex( |
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r'album_title\s*:\s*"(.*?)"', webpage, 'title', fatal=False) |
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return { |
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'_type': 'playlist', |
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'uploader_id': uploader_id, |
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'id': playlist_id, |
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'title': title, |
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'entries': entries, |
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}
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