mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-30 17:52:54 +08:00
124 lines
4.8 KiB
Python
124 lines
4.8 KiB
Python
import re
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import socket
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from .common import InfoExtractor
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from ..utils import (
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compat_http_client,
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compat_parse_qs,
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compat_urllib_error,
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compat_urllib_parse,
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compat_urllib_request,
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compat_str,
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ExtractorError,
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)
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class MetacafeIE(InfoExtractor):
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"""Information Extractor for metacafe.com."""
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_VALID_URL = r'(?:http://)?(?:www\.)?metacafe\.com/watch/([^/]+)/([^/]+)/.*'
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_DISCLAIMER = 'http://www.metacafe.com/family_filter/'
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_FILTER_POST = 'http://www.metacafe.com/f/index.php?inputType=filter&controllerGroup=user'
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IE_NAME = u'metacafe'
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_TEST = {
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u"add_ie": ["Youtube"],
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u"url": u"http://metacafe.com/watch/yt-_aUehQsCQtM/the_electric_company_short_i_pbs_kids_go/",
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u"file": u"_aUehQsCQtM.flv",
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u"info_dict": {
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u"upload_date": u"20090102",
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u"title": u"The Electric Company | \"Short I\" | PBS KIDS GO!",
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u"description": u"md5:2439a8ef6d5a70e380c22f5ad323e5a8",
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u"uploader": u"PBS",
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u"uploader_id": u"PBS"
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}
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}
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def report_disclaimer(self):
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"""Report disclaimer retrieval."""
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self.to_screen(u'Retrieving disclaimer')
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def _real_initialize(self):
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# Retrieve disclaimer
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request = compat_urllib_request.Request(self._DISCLAIMER)
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try:
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self.report_disclaimer()
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compat_urllib_request.urlopen(request).read()
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to retrieve disclaimer: %s' % compat_str(err))
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# Confirm age
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disclaimer_form = {
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'filters': '0',
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'submit': "Continue - I'm over 18",
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}
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request = compat_urllib_request.Request(self._FILTER_POST, compat_urllib_parse.urlencode(disclaimer_form))
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try:
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self.report_age_confirmation()
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compat_urllib_request.urlopen(request).read()
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
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def _real_extract(self, url):
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# Extract id and simplified title from URL
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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video_id = mobj.group(1)
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# Check if video comes from YouTube
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mobj2 = re.match(r'^yt-(.*)$', video_id)
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if mobj2 is not None:
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return [self.url_result('http://www.youtube.com/watch?v=%s' % mobj2.group(1), 'Youtube')]
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# Retrieve video webpage to extract further information
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webpage = self._download_webpage('http://www.metacafe.com/watch/%s/' % video_id, video_id)
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# Extract URL, uploader and title from webpage
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self.report_extraction(video_id)
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mobj = re.search(r'(?m)&mediaURL=([^&]+)', webpage)
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if mobj is not None:
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mediaURL = compat_urllib_parse.unquote(mobj.group(1))
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video_extension = mediaURL[-3:]
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# Extract gdaKey if available
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mobj = re.search(r'(?m)&gdaKey=(.*?)&', webpage)
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if mobj is None:
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video_url = mediaURL
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else:
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gdaKey = mobj.group(1)
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video_url = '%s?__gda__=%s' % (mediaURL, gdaKey)
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else:
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mobj = re.search(r' name="flashvars" value="(.*?)"', webpage)
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if mobj is None:
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raise ExtractorError(u'Unable to extract media URL')
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vardict = compat_parse_qs(mobj.group(1))
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if 'mediaData' not in vardict:
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raise ExtractorError(u'Unable to extract media URL')
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mobj = re.search(r'"mediaURL":"(?P<mediaURL>http.*?)",(.*?)"key":"(?P<key>.*?)"', vardict['mediaData'][0])
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if mobj is None:
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raise ExtractorError(u'Unable to extract media URL')
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mediaURL = mobj.group('mediaURL').replace('\\/', '/')
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video_extension = mediaURL[-3:]
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video_url = '%s?__gda__=%s' % (mediaURL, mobj.group('key'))
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mobj = re.search(r'(?im)<title>(.*) - Video</title>', webpage)
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if mobj is None:
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raise ExtractorError(u'Unable to extract title')
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video_title = mobj.group(1).decode('utf-8')
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mobj = re.search(r'submitter=(.*?);', webpage)
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if mobj is None:
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raise ExtractorError(u'Unable to extract uploader nickname')
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video_uploader = mobj.group(1)
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return [{
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'id': video_id.decode('utf-8'),
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'url': video_url.decode('utf-8'),
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'uploader': video_uploader.decode('utf-8'),
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'upload_date': None,
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'title': video_title,
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'ext': video_extension.decode('utf-8'),
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}]
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