diff options
Diffstat (limited to 'youtube_dl/extractor/common.py')
| -rw-r--r-- | youtube_dl/extractor/common.py | 73 |
1 files changed, 51 insertions, 22 deletions
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py index afeb4c5..74d30ec 100644 --- a/youtube_dl/extractor/common.py +++ b/youtube_dl/extractor/common.py @@ -27,6 +27,7 @@ from ..compat import ( compat_urllib_parse_urlencode, compat_urllib_request, compat_urlparse, + compat_xml_parse_error, ) from ..downloader.f4m import remove_encrypted_media from ..utils import ( @@ -646,15 +647,29 @@ class InfoExtractor(object): def _download_xml(self, url_or_request, video_id, note='Downloading XML', errnote='Unable to download XML', - transform_source=None, fatal=True, encoding=None, data=None, headers={}, query={}): + transform_source=None, fatal=True, encoding=None, + data=None, headers={}, query={}): """Return the xml as an xml.etree.ElementTree.Element""" xml_string = self._download_webpage( - url_or_request, video_id, note, errnote, fatal=fatal, encoding=encoding, data=data, headers=headers, query=query) + url_or_request, video_id, note, errnote, fatal=fatal, + encoding=encoding, data=data, headers=headers, query=query) if xml_string is False: return xml_string + return self._parse_xml( + xml_string, video_id, transform_source=transform_source, + fatal=fatal) + + def _parse_xml(self, xml_string, video_id, transform_source=None, fatal=True): if transform_source: xml_string = transform_source(xml_string) - return compat_etree_fromstring(xml_string.encode('utf-8')) + try: + return compat_etree_fromstring(xml_string.encode('utf-8')) + except compat_xml_parse_error as ve: + errmsg = '%s: Failed to parse XML ' % video_id + if fatal: + raise ExtractorError(errmsg, cause=ve) + else: + self.report_warning(errmsg + str(ve)) def _download_json(self, url_or_request, video_id, note='Downloading JSON metadata', @@ -730,12 +745,12 @@ class InfoExtractor(object): video_info['title'] = video_title return video_info - def playlist_from_matches(self, matches, video_id, video_title, getter=None, ie=None): - urlrs = orderedSet( + def playlist_from_matches(self, matches, playlist_id=None, playlist_title=None, getter=None, ie=None): + urls = orderedSet( self.url_result(self._proto_relative_url(getter(m) if getter else m), ie) for m in matches) return self.playlist_result( - urlrs, playlist_id=video_id, playlist_title=video_title) + urls, playlist_id=playlist_id, playlist_title=playlist_title) @staticmethod def playlist_result(entries, playlist_id=None, playlist_title=None, playlist_description=None): @@ -940,7 +955,8 @@ class InfoExtractor(object): def _family_friendly_search(self, html): # See http://schema.org/VideoObject - family_friendly = self._html_search_meta('isFamilyFriendly', html) + family_friendly = self._html_search_meta( + 'isFamilyFriendly', html, default=None) if not family_friendly: return None @@ -1785,7 +1801,7 @@ class InfoExtractor(object): ms_info['timescale'] = int(timescale) segment_duration = source.get('duration') if segment_duration: - ms_info['segment_duration'] = int(segment_duration) + ms_info['segment_duration'] = float(segment_duration) def extract_Initialization(source): initialization = source.find(_add_ns('Initialization')) @@ -1892,9 +1908,13 @@ class InfoExtractor(object): 'Bandwidth': bandwidth, } + def location_key(location): + return 'url' if re.match(r'^https?://', location) else 'path' + if 'segment_urls' not in representation_ms_info and 'media' in representation_ms_info: media_template = prepare_template('media', ('Number', 'Bandwidth', 'Time')) + media_location_key = location_key(media_template) # As per [1, 5.3.9.4.4, Table 16, page 55] $Number$ and $Time$ # can't be used at the same time @@ -1904,7 +1924,7 @@ class InfoExtractor(object): segment_duration = float_or_none(representation_ms_info['segment_duration'], representation_ms_info['timescale']) representation_ms_info['total_number'] = int(math.ceil(float(period_duration) / segment_duration)) representation_ms_info['fragments'] = [{ - 'url': media_template % { + media_location_key: media_template % { 'Number': segment_number, 'Bandwidth': bandwidth, }, @@ -1928,7 +1948,7 @@ class InfoExtractor(object): 'Number': segment_number, } representation_ms_info['fragments'].append({ - 'url': segment_url, + media_location_key: segment_url, 'duration': float_or_none(segment_d, representation_ms_info['timescale']), }) @@ -1952,8 +1972,9 @@ class InfoExtractor(object): for s in representation_ms_info['s']: duration = float_or_none(s['d'], timescale) for r in range(s.get('r', 0) + 1): + segment_uri = representation_ms_info['segment_urls'][segment_index] fragments.append({ - 'url': representation_ms_info['segment_urls'][segment_index], + location_key(segment_uri): segment_uri, 'duration': duration, }) segment_index += 1 @@ -1962,6 +1983,7 @@ class InfoExtractor(object): # No fragments key is present in this case. if 'fragments' in representation_ms_info: f.update({ + 'fragment_base_url': base_url, 'fragments': [], 'protocol': 'http_dash_segments', }) @@ -1969,10 +1991,8 @@ class InfoExtractor(object): initialization_url = representation_ms_info['initialization_url'] if not f.get('url'): f['url'] = initialization_url - f['fragments'].append({'url': initialization_url}) + f['fragments'].append({location_key(initialization_url): initialization_url}) f['fragments'].extend(representation_ms_info['fragments']) - for fragment in f['fragments']: - fragment['url'] = urljoin(base_url, fragment['url']) try: existing_format = next( fo for fo in formats @@ -2110,19 +2130,19 @@ class InfoExtractor(object): return f return {} - def _media_formats(src, cur_media_type): + def _media_formats(src, cur_media_type, type_info={}): full_url = absolute_url(src) - ext = determine_ext(full_url) + ext = type_info.get('ext') or determine_ext(full_url) if ext == 'm3u8': is_plain_url = False formats = self._extract_m3u8_formats( full_url, video_id, ext='mp4', entry_protocol=m3u8_entry_protocol, m3u8_id=m3u8_id, - preference=preference) + preference=preference, fatal=False) elif ext == 'mpd': is_plain_url = False formats = self._extract_mpd_formats( - full_url, video_id, mpd_id=mpd_id) + full_url, video_id, mpd_id=mpd_id, fatal=False) else: is_plain_url = True formats = [{ @@ -2132,15 +2152,18 @@ class InfoExtractor(object): return is_plain_url, formats entries = [] + # amp-video and amp-audio are very similar to their HTML5 counterparts + # so we wll include them right here (see + # https://www.ampproject.org/docs/reference/components/amp-video) media_tags = [(media_tag, media_type, '') for media_tag, media_type - in re.findall(r'(?s)(<(video|audio)[^>]*/>)', webpage)] + in re.findall(r'(?s)(<(?:amp-)?(video|audio)[^>]*/>)', webpage)] media_tags.extend(re.findall( # We only allow video|audio followed by a whitespace or '>'. # Allowing more characters may end up in significant slow down (see # https://github.com/rg3/youtube-dl/issues/11979, example URL: # http://www.porntrex.com/maps/videositemap.xml). - r'(?s)(<(?P<tag>video|audio)(?:\s+[^>]*)?>)(.*?)</(?P=tag)>', webpage)) + r'(?s)(<(?P<tag>(?:amp-)?(?:video|audio))(?:\s+[^>]*)?>)(.*?)</(?P=tag)>', webpage)) for media_tag, media_type, media_content in media_tags: media_info = { 'formats': [], @@ -2158,9 +2181,15 @@ class InfoExtractor(object): src = source_attributes.get('src') if not src: continue - is_plain_url, formats = _media_formats(src, media_type) + f = parse_content_type(source_attributes.get('type')) + is_plain_url, formats = _media_formats(src, media_type, f) if is_plain_url: - f = parse_content_type(source_attributes.get('type')) + # res attribute is not standard but seen several times + # in the wild + f.update({ + 'height': int_or_none(source_attributes.get('res')), + 'format_id': source_attributes.get('label'), + }) f.update(formats[0]) media_info['formats'].append(f) else: |