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mirror of https://github.com/ytdl-org/youtube-dl synced 2024-12-21 15:47:45 +01:00
youtube-dl/youtube_dl/extractor/metacafe.py
2013-06-27 20:25:56 +02:00

124 lines
4.8 KiB
Python

import re
import socket
from .common import InfoExtractor
from ..utils import (
compat_http_client,
compat_parse_qs,
compat_urllib_error,
compat_urllib_parse,
compat_urllib_request,
compat_str,
ExtractorError,
)
class MetacafeIE(InfoExtractor):
"""Information Extractor for metacafe.com."""
_VALID_URL = r'(?:http://)?(?:www\.)?metacafe\.com/watch/([^/]+)/([^/]+)/.*'
_DISCLAIMER = 'http://www.metacafe.com/family_filter/'
_FILTER_POST = 'http://www.metacafe.com/f/index.php?inputType=filter&controllerGroup=user'
IE_NAME = u'metacafe'
_TEST = {
u"add_ie": ["Youtube"],
u"url": u"http://metacafe.com/watch/yt-_aUehQsCQtM/the_electric_company_short_i_pbs_kids_go/",
u"file": u"_aUehQsCQtM.flv",
u"info_dict": {
u"upload_date": u"20090102",
u"title": u"The Electric Company | \"Short I\" | PBS KIDS GO!",
u"description": u"md5:2439a8ef6d5a70e380c22f5ad323e5a8",
u"uploader": u"PBS",
u"uploader_id": u"PBS"
}
}
def report_disclaimer(self):
"""Report disclaimer retrieval."""
self.to_screen(u'Retrieving disclaimer')
def _real_initialize(self):
# Retrieve disclaimer
request = compat_urllib_request.Request(self._DISCLAIMER)
try:
self.report_disclaimer()
compat_urllib_request.urlopen(request).read()
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
raise ExtractorError(u'Unable to retrieve disclaimer: %s' % compat_str(err))
# Confirm age
disclaimer_form = {
'filters': '0',
'submit': "Continue - I'm over 18",
}
request = compat_urllib_request.Request(self._FILTER_POST, compat_urllib_parse.urlencode(disclaimer_form))
try:
self.report_age_confirmation()
compat_urllib_request.urlopen(request).read()
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
def _real_extract(self, url):
# Extract id and simplified title from URL
mobj = re.match(self._VALID_URL, url)
if mobj is None:
raise ExtractorError(u'Invalid URL: %s' % url)
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.url_result('http://www.youtube.com/watch?v=%s' % mobj2.group(1), 'Youtube')]
# Retrieve video webpage to extract further information
webpage = self._download_webpage('http://www.metacafe.com/watch/%s/' % video_id, video_id)
# Extract URL, uploader and title from webpage
self.report_extraction(video_id)
mobj = re.search(r'(?m)&mediaURL=([^&]+)', webpage)
if mobj is not None:
mediaURL = compat_urllib_parse.unquote(mobj.group(1))
video_extension = mediaURL[-3:]
# Extract gdaKey if available
mobj = re.search(r'(?m)&gdaKey=(.*?)&', webpage)
if mobj is None:
video_url = mediaURL
else:
gdaKey = mobj.group(1)
video_url = '%s?__gda__=%s' % (mediaURL, gdaKey)
else:
mobj = re.search(r' name="flashvars" value="(.*?)"', webpage)
if mobj is None:
raise ExtractorError(u'Unable to extract media URL')
vardict = compat_parse_qs(mobj.group(1))
if 'mediaData' not in vardict:
raise ExtractorError(u'Unable to extract media URL')
mobj = re.search(r'"mediaURL":"(?P<mediaURL>http.*?)",(.*?)"key":"(?P<key>.*?)"', vardict['mediaData'][0])
if mobj is None:
raise ExtractorError(u'Unable to extract media URL')
mediaURL = mobj.group('mediaURL').replace('\\/', '/')
video_extension = mediaURL[-3:]
video_url = '%s?__gda__=%s' % (mediaURL, mobj.group('key'))
mobj = re.search(r'(?im)<title>(.*) - Video</title>', webpage)
if mobj is None:
raise ExtractorError(u'Unable to extract title')
video_title = mobj.group(1).decode('utf-8')
mobj = re.search(r'submitter=(.*?);', webpage)
if mobj is None:
raise ExtractorError(u'Unable to extract uploader nickname')
video_uploader = mobj.group(1)
return [{
'id': video_id.decode('utf-8'),
'url': video_url.decode('utf-8'),
'uploader': video_uploader.decode('utf-8'),
'upload_date': None,
'title': video_title,
'ext': video_extension.decode('utf-8'),
}]