+ def _check_formats(self, formats, video_id):
+ if formats:
+ formats[:] = filter(
+ lambda f: self._is_valid_url(
+ f['url'], video_id,
+ item='%s video format' % f.get('format_id') if f.get('format_id') else 'video'),
+ formats)
+
+ def _is_valid_url(self, url, video_id, item='video'):
+ try:
+ self._request_webpage(
+ HEADRequest(url), video_id,
+ 'Checking %s URL' % item)
+ return True
+ except ExtractorError as e:
+ if isinstance(e.cause, compat_HTTPError):
+ self.report_warning(
+ '%s URL is invalid, skipping' % item, video_id)
+ return False
+ raise
+
+ def http_scheme(self):
+ """ Either "http:" or "https:", depending on the user's preferences """
+ return (
+ 'http:'
+ if self._downloader.params.get('prefer_insecure', False)
+ else 'https:')
+
+ def _proto_relative_url(self, url, scheme=None):
+ if url is None:
+ return url
+ if url.startswith('//'):
+ if scheme is None:
+ scheme = self.http_scheme()
+ return scheme + url
+ else:
+ return url
+
+ def _sleep(self, timeout, video_id, msg_template=None):
+ if msg_template is None:
+ msg_template = '%(video_id)s: Waiting for %(timeout)s seconds'
+ msg = msg_template % {'video_id': video_id, 'timeout': timeout}
+ self.to_screen(msg)
+ time.sleep(timeout)
+
+ def _extract_f4m_formats(self, manifest_url, video_id, preference=None, f4m_id=None):
+ manifest = self._download_xml(
+ manifest_url, video_id, 'Downloading f4m manifest',
+ 'Unable to download f4m manifest')
+
+ formats = []
+ manifest_version = '1.0'
+ media_nodes = manifest.findall('{http://ns.adobe.com/f4m/1.0}media')
+ if not media_nodes:
+ manifest_version = '2.0'
+ media_nodes = manifest.findall('{http://ns.adobe.com/f4m/2.0}media')
+ for i, media_el in enumerate(media_nodes):
+ if manifest_version == '2.0':
+ manifest_url = ('/'.join(manifest_url.split('/')[:-1]) + '/'
+ + (media_el.attrib.get('href') or media_el.attrib.get('url')))
+ tbr = int_or_none(media_el.attrib.get('bitrate'))
+ formats.append({
+ 'format_id': '-'.join(filter(None, [f4m_id, 'f4m-%d' % (i if tbr is None else tbr)])),
+ 'url': manifest_url,
+ 'ext': 'flv',
+ 'tbr': tbr,
+ 'width': int_or_none(media_el.attrib.get('width')),
+ 'height': int_or_none(media_el.attrib.get('height')),
+ 'preference': preference,
+ })
+ self._sort_formats(formats)
+
+ return formats
+
+ def _extract_m3u8_formats(self, m3u8_url, video_id, ext=None,
+ entry_protocol='m3u8', preference=None,
+ m3u8_id=None):
+
+ formats = [{
+ 'format_id': '-'.join(filter(None, [m3u8_id, 'm3u8-meta'])),
+ 'url': m3u8_url,
+ 'ext': ext,
+ 'protocol': 'm3u8',
+ 'preference': -1,
+ 'resolution': 'multiple',
+ 'format_note': 'Quality selection URL',
+ }]
+
+ format_url = lambda u: (
+ u
+ if re.match(r'^https?://', u)
+ else compat_urlparse.urljoin(m3u8_url, u))
+
+ m3u8_doc = self._download_webpage(
+ m3u8_url, video_id,
+ note='Downloading m3u8 information',
+ errnote='Failed to download m3u8 information')
+ last_info = None
+ kv_rex = re.compile(
+ r'(?P<key>[a-zA-Z_-]+)=(?P<val>"[^"]+"|[^",]+)(?:,|$)')
+ for line in m3u8_doc.splitlines():
+ if line.startswith('#EXT-X-STREAM-INF:'):
+ last_info = {}
+ for m in kv_rex.finditer(line):
+ v = m.group('val')
+ if v.startswith('"'):
+ v = v[1:-1]
+ last_info[m.group('key')] = v
+ elif line.startswith('#') or not line.strip():
+ continue
+ else:
+ if last_info is None:
+ formats.append({'url': format_url(line)})
+ continue
+ tbr = int_or_none(last_info.get('BANDWIDTH'), scale=1000)
+ f = {
+ 'format_id': '-'.join(filter(None, [m3u8_id, 'm3u8-%d' % (tbr if tbr else len(formats))])),
+ 'url': format_url(line.strip()),
+ 'tbr': tbr,
+ 'ext': ext,
+ 'protocol': entry_protocol,
+ 'preference': preference,
+ }
+ codecs = last_info.get('CODECS')
+ if codecs:
+ # TODO: looks like video codec is not always necessarily goes first
+ va_codecs = codecs.split(',')
+ if va_codecs[0]:
+ f['vcodec'] = va_codecs[0].partition('.')[0]
+ if len(va_codecs) > 1 and va_codecs[1]:
+ f['acodec'] = va_codecs[1].partition('.')[0]
+ resolution = last_info.get('RESOLUTION')
+ if resolution:
+ width_str, height_str = resolution.split('x')
+ f['width'] = int(width_str)
+ f['height'] = int(height_str)
+ formats.append(f)
+ last_info = {}
+ self._sort_formats(formats)
+ return formats
+
+ # TODO: improve extraction
+ def _extract_smil_formats(self, smil_url, video_id, fatal=True):
+ smil = self._download_xml(
+ smil_url, video_id, 'Downloading SMIL file',
+ 'Unable to download SMIL file', fatal=fatal)
+ if smil is False:
+ assert not fatal
+ return []
+
+ base = smil.find('./head/meta').get('base')
+
+ formats = []
+ rtmp_count = 0
+ for video in smil.findall('./body/switch/video'):
+ src = video.get('src')
+ if not src:
+ continue
+ bitrate = int_or_none(video.get('system-bitrate') or video.get('systemBitrate'), 1000)
+ width = int_or_none(video.get('width'))
+ height = int_or_none(video.get('height'))
+ proto = video.get('proto')
+ if not proto:
+ if base:
+ if base.startswith('rtmp'):
+ proto = 'rtmp'
+ elif base.startswith('http'):
+ proto = 'http'
+ ext = video.get('ext')
+ if proto == 'm3u8':
+ formats.extend(self._extract_m3u8_formats(src, video_id, ext))
+ elif proto == 'rtmp':
+ rtmp_count += 1
+ streamer = video.get('streamer') or base
+ formats.append({
+ 'url': streamer,
+ 'play_path': src,
+ 'ext': 'flv',
+ 'format_id': 'rtmp-%d' % (rtmp_count if bitrate is None else bitrate),
+ 'tbr': bitrate,
+ 'width': width,
+ 'height': height,
+ })
+ self._sort_formats(formats)
+
+ return formats
+
+ def _live_title(self, name):
+ """ Generate the title for a live video """
+ now = datetime.datetime.now()
+ now_str = now.strftime("%Y-%m-%d %H:%M")
+ return name + ' ' + now_str
+
+ def _int(self, v, name, fatal=False, **kwargs):
+ res = int_or_none(v, **kwargs)
+ if 'get_attr' in kwargs:
+ print(getattr(v, kwargs['get_attr']))
+ if res is None:
+ msg = 'Failed to extract %s: Could not parse value %r' % (name, v)
+ if fatal:
+ raise ExtractorError(msg)
+ else:
+ self._downloader.report_warning(msg)
+ return res
+
+ def _float(self, v, name, fatal=False, **kwargs):
+ res = float_or_none(v, **kwargs)
+ if res is None:
+ msg = 'Failed to extract %s: Could not parse value %r' % (name, v)
+ if fatal:
+ raise ExtractorError(msg)
+ else:
+ self._downloader.report_warning(msg)
+ return res
+
+ def _set_cookie(self, domain, name, value, expire_time=None):
+ cookie = compat_cookiejar.Cookie(
+ 0, name, value, None, None, domain, None,
+ None, '/', True, False, expire_time, '', None, None, None)
+ self._downloader.cookiejar.set_cookie(cookie)
+
+ def get_testcases(self, include_onlymatching=False):
+ t = getattr(self, '_TEST', None)
+ if t:
+ assert not hasattr(self, '_TESTS'), \
+ '%s has _TEST and _TESTS' % type(self).__name__
+ tests = [t]
+ else:
+ tests = getattr(self, '_TESTS', [])
+ for t in tests:
+ if not include_onlymatching and t.get('only_matching', False):
+ continue
+ t['name'] = type(self).__name__[:-len('IE')]
+ yield t
+
+ def is_suitable(self, age_limit):
+ """ Test whether the extractor is generally suitable for the given
+ age limit (i.e. pornographic sites are not, all others usually are) """
+
+ any_restricted = False
+ for tc in self.get_testcases(include_onlymatching=False):
+ if 'playlist' in tc:
+ tc = tc['playlist'][0]
+ is_restricted = age_restricted(
+ tc.get('info_dict', {}).get('age_limit'), age_limit)
+ if not is_restricted:
+ return True
+ any_restricted = any_restricted or is_restricted
+ return not any_restricted
+