Add BandcampIE (closes #568)

pull/8/head
Jaime Marquínez Ferrándiz 12 years ago
parent d496a75d0a
commit aed523ecc1

@ -394,6 +394,15 @@
} }
} }
] ]
},
{
"name":"Bandcamp",
"url":"http://youtube-dl.bandcamp.com/track/youtube-dl-test-song",
"file":"1812978515.mp3",
"md5":"cdeb30cdae1921719a3cbcab696ef53c",
"info_dict": {
"title":"youtube-dl test song \"'/\\ä↭"
}
} }
] ]

@ -4277,6 +4277,52 @@ class TumblrIE(InfoExtractor):
'ext': ext 'ext': ext
}] }]
class BandcampIE(InfoExtractor):
_VALID_URL = r'http://.*?.bandcamp.com/track/(?P<title>.*)'
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
title = mobj.group('title')
webpage = self._download_webpage(url, title)
# We get the link to the free download page
m_download = re.search(r'freeDownloadPage: "(.*?)"', webpage)
if m_download is None:
self._downloader.report_error('No free songs founded')
return
download_link = m_download.group(1)
id = re.search(r'var TralbumData = {(.*?)id: (?P<id>\d*?)$',
webpage, re.MULTILINE|re.DOTALL).group('id')
download_webpage = self._download_webpage(download_link, id,
'Downloading free downloads page')
# We get the dictionary of the track from some javascrip code
info = re.search(r'items: (.*?),$',
download_webpage, re.MULTILINE).group(1)
info = json.loads(info)[0]
# We pick mp3-320 for now, until format selection can be easily implemented.
mp3_info = info[u'downloads'][u'mp3-320']
# If we try to use this url it says the link has expired
initial_url = mp3_info[u'url']
re_url = r'(?P<server>http://(.*?).bandcamp.com)/download/track\?enc=mp3-320&fsig=(?P<fsig>.*?)&id=(?P<id>.*?)&ts=(?P<ts>.*)$'
m_url = re.match(re_url, initial_url)
#We build the url we will use to get the final track url
# This url is build in Bandcamp in the script download_bunde_*.js
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'), id, m_url.group('ts'))
final_url_webpage = self._download_webpage(request_url, id, 'Requesting download url')
# If we could correctly generate the .rand field the url would be
#in the "download_url" key
final_url = re.search(r'"retry_url":"(.*?)"', final_url_webpage).group(1)
track_info = {'id':id,
'title' : info[u'title'],
'ext' : 'mp3',
'url' : final_url,
'thumbnail' : info[u'thumb_url'],
'uploader' : info[u'artist']
}
return [track_info]
def gen_extractors(): def gen_extractors():
""" Return a list of an instance of every supported extractor. """ Return a list of an instance of every supported extractor.
@ -4332,6 +4378,7 @@ def gen_extractors():
LiveLeakIE(), LiveLeakIE(),
ARDIE(), ARDIE(),
TumblrIE(), TumblrIE(),
BandcampIE(),
GenericIE() GenericIE()
] ]

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