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Add metacafe.com support and minor changse

This commit is contained in:
Ricardo Garcia 2008-07-24 15:53:24 +02:00
parent 3af1e17284
commit 020f7150aa

View file

@ -253,7 +253,6 @@ class FileDownloader(object):
raise SameFileError(self._params['outtmpl'])
for result in results:
# Forced printings
if self._params.get('forcetitle', False):
print result['title']
@ -363,7 +362,7 @@ class InfoExtractor(object):
@staticmethod
def suitable(url):
"""Receives a URL and returns True if suitable for this IE."""
return True
return False
def initialize(self):
"""Initializes an instance (authentication, etc)."""
@ -400,10 +399,15 @@ class InfoExtractor(object):
class YoutubeIE(InfoExtractor):
"""Information extractor for youtube.com."""
_VALID_URL = r'^((?:http://)?(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:\.php)?)?\?(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$'
_LOGIN_URL = 'http://www.youtube.com/login?next=/'
_AGE_URL = 'http://www.youtube.com/verify_age?next_url=/'
_NETRC_MACHINE = 'youtube'
@staticmethod
def suitable(url):
return (re.match(YoutubeIE._VALID_URL, url) is not None)
def report_login(self):
"""Report attempt to log in."""
self.to_stdout('[youtube] Logging in')
@ -486,7 +490,7 @@ class YoutubeIE(InfoExtractor):
def _real_extract(self, url):
# Extract video id from URL
mobj = re.match(r'^((?:http://)?(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:\.php)?)?\?(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$', url)
mobj = re.match(self._VALID_URL, url)
if mobj is None:
self.to_stderr('ERROR: invalid URL: %s' % url)
return [None]
@ -554,6 +558,124 @@ class YoutubeIE(InfoExtractor):
'ext': video_extension,
}]
class MetacafeIE(InfoExtractor):
"""Information Extractor for metacafe.com."""
_VALID_URL = r'(?:http://)?(?:www\.)?metacafe\.com/watch/([^/]+)/([^/]+)/.*'
_DISCLAIMER = 'http://www.metacafe.com/disclaimer'
_youtube_ie = None
def __init__(self, youtube_ie, downloader=None):
InfoExtractor.__init__(self, downloader)
self._youtube_ie = youtube_ie
@staticmethod
def suitable(url):
return (re.match(MetacafeIE._VALID_URL, url) is not None)
def report_disclaimer(self):
"""Report disclaimer retrieval."""
self.to_stdout('[metacafe] Retrieving disclaimer')
def report_age_confirmation(self):
"""Report attempt to confirm age."""
self.to_stdout('[metacafe] Confirming age')
def report_download_webpage(self, video_id):
"""Report webpage download."""
self.to_stdout('[metacafe] %s: Downloading webpage' % video_id)
def report_extraction(self, video_id):
"""Report information extraction."""
self.to_stdout('[metacafe] %s: Extracting information' % video_id)
def _real_initialize(self):
# Retrieve disclaimer
request = urllib2.Request(self._DISCLAIMER, None, std_headers)
try:
self.report_disclaimer()
disclaimer = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self.to_stderr('ERROR: unable to retrieve disclaimer: %s' % str(err))
return
# Confirm age
disclaimer_form = {
'allowAdultContent': '1',
'submit': "Continue - I'm over 18",
}
request = urllib2.Request('http://www.metacafe.com/watch/', urllib.urlencode(disclaimer_form), std_headers)
try:
self.report_age_confirmation()
disclaimer = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self.to_stderr('ERROR: unable to confirm age: %s' % str(err))
return
def _real_extract(self, url):
# Extract id and simplified title from URL
mobj = re.match(self._VALID_URL, url)
if mobj is None:
self.to_stderr('ERROR: invalid URL: %s' % url)
return [None]
video_id = mobj.group(1)
# Check if video comes from YouTube
mobj2 = re.match(r'^yt-(.*)$', video_id)
if mobj2 is not None:
return self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % mobj2.group(1))
simple_title = mobj.group(2).decode('utf-8')
video_extension = 'flv'
# Retrieve video webpage to extract further information
request = urllib2.Request('http://www.metacafe.com/watch/%s/' % video_id)
try:
self.report_download_webpage(video_id)
webpage = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self.to_stderr('ERROR: unable retrieve video webpage: %s' % str(err))
return [None]
# Extract URL, uploader and title from webpage
self.report_extraction(video_id)
mobj = re.search(r'(?m)"mediaURL":"(http.*?\.flv)"', webpage)
if mobj is None:
self.to_stderr('ERROR: unable to extract media URL')
return [None]
mediaURL = mobj.group(1).replace('\\', '')
mobj = re.search(r'(?m)"gdaKey":"(.*?)"', webpage)
if mobj is None:
self.to_stderr('ERROR: unable to extract gdaKey')
return [None]
gdaKey = mobj.group(1)
video_url = '%s?__gda__=%s' % (mediaURL, gdaKey)
mobj = re.search(r'(?im)<meta name="title" content="Metacafe - ([^"]+)"', webpage)
if mobj is None:
self.to_stderr('ERROR: unable to extract title')
return [None]
video_title = mobj.group(1).decode('utf-8')
mobj = re.search(r'(?m)<li id="ChnlUsr">.*?Submitter:<br />(.*?)</li>', webpage)
if mobj is None:
self.to_stderr('ERROR: unable to extract uploader nickname')
return [None]
video_uploader = re.sub(r'<.*?>', '', mobj.group(1))
# Return information
return [{
'id': video_id,
'url': video_url,
'uploader': video_uploader,
'title': video_title,
'stitle': simple_title,
'ext': video_extension,
}]
if __name__ == '__main__':
try:
# Modules needed only when running the main program
@ -628,6 +750,7 @@ if __name__ == '__main__':
# Information extractors
youtube_ie = YoutubeIE()
metacafe_ie = MetacafeIE(youtube_ie)
# File downloader
fd = FileDownloader({
@ -646,6 +769,7 @@ if __name__ == '__main__':
'ignoreerrors': opts.ignoreerrors,
'ratelimit': opts.ratelimit,
})
fd.add_info_extractor(metacafe_ie)
fd.add_info_extractor(youtube_ie)
retcode = fd.download(args)
sys.exit(retcode)