Use get_video_info to work around captcha problems (fixes issue #31)

This commit is contained in:
Ricardo Garcia 2009-08-08 14:56:06 +02:00
parent 8497c36d5a
commit 71b7300e63
1 changed files with 28 additions and 19 deletions

View File

@ -559,9 +559,9 @@ class YoutubeIE(InfoExtractor):
"""Report attempt to confirm age."""
self._downloader.to_stdout(u'[youtube] Confirming age')
def report_webpage_download(self, video_id):
"""Report attempt to download webpage."""
self._downloader.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id)
def report_video_info_webpage_download(self, video_id):
"""Report attempt to download video info webpage."""
self._downloader.to_stdout(u'[youtube] %s: Downloading video info webpage' % video_id)
def report_information_extraction(self, video_id):
"""Report attempt to extract video information."""
@ -667,42 +667,51 @@ class YoutubeIE(InfoExtractor):
# Extension
video_extension = self._video_extensions.get(format_param, 'flv')
# Normalize URL, including format
normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id
if format_param is not None:
normalized_url = '%s&fmt=%s' % (normalized_url, format_param)
request = urllib2.Request(normalized_url, None, std_headers)
# Get video info
video_info_url = 'http://www.youtube.com/get_video_info?&video_id=%s&el=detailpage&ps=default&eurl=&gl=US&hl=en' % video_id
request = urllib2.Request(video_info_url, None, std_headers)
try:
self.report_webpage_download(video_id)
video_webpage = urllib2.urlopen(request).read()
self.report_video_info_webpage_download(video_id)
video_info_webpage = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
self._downloader.trouble(u'ERROR: unable to download video info webpage: %s' % str(err))
return
self.report_information_extraction(video_id)
# "t" param
mobj = re.search(r', "t": "([^"]+)"', video_webpage)
mobj = re.search(r'(?m)&token=([^&]+)(?:&|$)', video_info_webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract "t" parameter')
# Attempt to see if YouTube has issued an error message
mobj = re.search(r'(?m)&reason=([^&]+)(?:&|$)', video_info_webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract "t" parameter for unknown reason')
stream = open('reportme-ydl-%s.dat' % time.time(), 'wb')
stream.write(video_info_webpage)
stream.close()
else:
reason = urllib.unquote_plus(mobj.group(1))
self._downloader.trouble(u'ERROR: YouTube said: %s' % reason.decode('utf-8'))
return
video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1))
token = urllib.unquote(mobj.group(1))
video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&eurl=&el=detailpage&ps=default&gl=US&hl=en' % (video_id, token)
if format_param is not None:
video_real_url = '%s&fmt=%s' % (video_real_url, format_param)
self.report_video_url(video_id, video_real_url)
# uploader
mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage)
mobj = re.search(r'(?m)&author=([^&]+)(?:&|$)', video_info_webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
return
video_uploader = mobj.group(1)
video_uploader = urllib.unquote(mobj.group(1))
# title
mobj = re.search(r'(?im)<title>YouTube - ([^<]*)</title>', video_webpage)
mobj = re.search(r'(?m)&title=([^&]+)(?:&|$)', video_info_webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract video title')
return
video_title = mobj.group(1).decode('utf-8')
video_title = urllib.unquote(mobj.group(1))
video_title = video_title.decode('utf-8')
video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title)
video_title = video_title.replace(os.sep, u'%')