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144 lines
5.5 KiB
144 lines
5.5 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 ..utils import ( |
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compat_str, |
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compat_urlparse, |
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ExtractorError, |
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) |
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class BandcampIE(InfoExtractor): |
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_VALID_URL = r'http://.*?\.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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'file': '1812978515.mp3', |
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'md5': 'c557841d5e50261777a6585648adf439', |
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'info_dict': { |
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"title": "youtube-dl \"'/\\\u00e4\u21ad - youtube-dl test song \"'/\\\u00e4\u21ad", |
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"duration": 10, |
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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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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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# We get the link to the free download page |
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m_download = re.search(r'freeDownloadPage: "(.*?)"', webpage) |
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if m_download is None: |
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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) |
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d = data[0] |
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duration = int(round(d['duration'])) |
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formats = [] |
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for format_id, format_url in d['file'].items(): |
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ext, _, abr_str = format_id.partition('-') |
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formats.append({ |
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'format_id': format_id, |
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'url': format_url, |
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'ext': format_id.partition('-')[0], |
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'vcodec': 'none', |
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'acodec': format_id.partition('-')[0], |
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'abr': int(format_id.partition('-')[2]), |
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}) |
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self._sort_formats(formats) |
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return { |
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'id': compat_str(d['id']), |
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'title': d['title'], |
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'formats': formats, |
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'duration': 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 = re.search( |
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r'var TralbumData = {(.*?)id: (?P<id>\d*?)$', |
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webpage, re.MULTILINE | re.DOTALL).group('id') |
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download_webpage = self._download_webpage(download_link, video_id, |
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'Downloading free downloads page') |
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# We get the dictionary of the track from some javascrip code |
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info = re.search(r'items: (.*?),$', |
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download_webpage, re.MULTILINE).group(1) |
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info = json.loads(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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re_url = r'(?P<server>http://(.*?)\.bandcamp\.com)/download/track\?enc=mp3-320&fsig=(?P<fsig>.*?)&id=(?P<id>.*?)&ts=(?P<ts>.*)$' |
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m_url = re.match(re_url, 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 = re.search(r'"retry_url":"(.*?)"', final_url_webpage).group(1) |
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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'http://.*?\.bandcamp\.com/album/(?P<title>.*)' |
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_TEST = { |
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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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'file': '1353101989.mp3', |
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'md5': '39bc1eded3476e927c724321ddf116cf', |
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'info_dict': { |
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'title': 'Intro', |
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} |
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}, |
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{ |
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'file': '38097443.mp3', |
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'md5': '1a2c32e2691474643e912cc6cd4bffaa', |
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'info_dict': { |
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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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'params': { |
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'playlistend': 2 |
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}, |
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'skip': 'Bancamp imposes download limits. See test_playlists:test_bandcamp_album for the playlist test' |
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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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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(r'album_title : "(.*?)"', webpage, 'title') |
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return { |
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'_type': 'playlist', |
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'title': title, |
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'entries': entries, |
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}
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