diff options
Diffstat (limited to 'youtube_dl/extractor/zdf.py')
| -rw-r--r-- | youtube_dl/extractor/zdf.py | 124 |
1 files changed, 80 insertions, 44 deletions
diff --git a/youtube_dl/extractor/zdf.py b/youtube_dl/extractor/zdf.py index faed7ff7f..07f830e80 100644 --- a/youtube_dl/extractor/zdf.py +++ b/youtube_dl/extractor/zdf.py @@ -1,75 +1,111 @@ +import operator import re from .common import InfoExtractor from ..utils import ( - determine_ext, - ExtractorError, + parse_xml_doc, + unified_strdate, ) class ZDFIE(InfoExtractor): _VALID_URL = r'^http://www\.zdf\.de\/ZDFmediathek(?P<hash>#)?\/(.*beitrag\/video\/)(?P<video_id>[^/\?]+)(?:\?.*)?' - _MEDIA_STREAM = r'<a href="(?P<video_url>.+(?P<media_type>.streaming).+/zdf/(?P<quality>[^\/]+)/[^"]*)".+class="play".+>' def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) - if mobj is None: - raise ExtractorError(u'Invalid URL: %s' % url) video_id = mobj.group('video_id') - if mobj.group('hash'): - url = url.replace(u'#', u'', 1) + xml_url = u'http://www.zdf.de/ZDFmediathek/xmlservice/web/beitragsDetails?ak=web&id=%s' % video_id + info_xml = self._download_webpage( + xml_url, video_id, note=u'Downloading video info') + doc = parse_xml_doc(info_xml) - html = self._download_webpage(url, video_id) - streams = [m.groupdict() for m in re.finditer(self._MEDIA_STREAM, html)] - if streams is None: - raise ExtractorError(u'No media url found.') + title = doc.find('.//information/title').text + description = doc.find('.//information/detail').text + uploader_node = doc.find('.//details/originChannelTitle') + uploader = None if uploader_node is None else uploader_node.text + duration_str = doc.find('.//details/length').text + duration_m = re.match(r'''(?x)^ + (?P<hours>[0-9]{2}) + :(?P<minutes>[0-9]{2}) + :(?P<seconds>[0-9]{2}) + (?:\.(?P<ms>[0-9]+)?) + ''', duration_str) + duration = ( + ( + (int(duration_m.group('hours')) * 60 * 60) + + (int(duration_m.group('minutes')) * 60) + + int(duration_m.group('seconds')) + ) + if duration_m + else None + ) + upload_date = unified_strdate(doc.find('.//details/airtime').text) - # s['media_type'] == 'wstreaming' -> use 'Windows Media Player' and mms url - # s['media_type'] == 'hstreaming' -> use 'Quicktime' and rtsp url - # choose first/default media type and highest quality for now - def stream_pref(s): - TYPE_ORDER = ['ostreaming', 'hstreaming', 'wstreaming'] + def xml_to_format(fnode): + video_url = fnode.find('url').text + is_available = u'http://www.metafilegenerator' not in video_url + + format_id = fnode.attrib['basetype'] + format_m = re.match(r'''(?x) + (?P<vcodec>[^_]+)_(?P<acodec>[^_]+)_(?P<container>[^_]+)_ + (?P<proto>[^_]+)_(?P<index>[^_]+)_(?P<indexproto>[^_]+) + ''', format_id) + + ext = format_m.group('container') + is_supported = ext != 'f4f' + + PROTO_ORDER = ['http', 'rtmp', 'rtsp'] try: - type_pref = TYPE_ORDER.index(s['media_type']) + proto_pref = -PROTO_ORDER.index(format_m.group('proto')) except ValueError: - type_pref = 999 + proto_pref = 999 - QUALITY_ORDER = ['veryhigh', '300'] + quality = fnode.find('./quality').text + QUALITY_ORDER = ['veryhigh', '300', 'high', 'med', 'low'] try: - quality_pref = QUALITY_ORDER.index(s['quality']) + quality_pref = -QUALITY_ORDER.index(quality) except ValueError: quality_pref = 999 - return (type_pref, quality_pref) - - sorted_streams = sorted(streams, key=stream_pref) - if not sorted_streams: - raise ExtractorError(u'No stream found.') - stream = sorted_streams[0] - - media_link = self._download_webpage( - stream['video_url'], - video_id, - u'Get stream URL') + abr = int(fnode.find('./audioBitrate').text) // 1000 + vbr = int(fnode.find('./videoBitrate').text) // 1000 + pref = (is_available, is_supported, + proto_pref, quality_pref, vbr, abr) - MMS_STREAM = r'href="(?P<video_url>mms://[^"]*)"' - RTSP_STREAM = r'(?P<video_url>rtsp://[^"]*.mp4)' + format_note = u'' + if not is_supported: + format_note += u'(unsupported)' + if not format_note: + format_note = None - mobj = re.search(self._MEDIA_STREAM, media_link) - if mobj is None: - mobj = re.search(RTSP_STREAM, media_link) - if mobj is None: - raise ExtractorError(u'Cannot extract mms:// or rtsp:// URL') - video_url = mobj.group('video_url') + return { + 'format_id': format_id + u'-' + quality, + 'url': video_url, + 'ext': ext, + 'acodec': format_m.group('acodec'), + 'vcodec': format_m.group('vcodec'), + 'abr': abr, + 'vbr': vbr, + 'width': int(fnode.find('./width').text), + 'height': int(fnode.find('./height').text), + 'filesize': int(fnode.find('./filesize').text), + 'format_note': format_note, + '_pref': pref, + '_available': is_available, + } - title = self._html_search_regex( - r'<h1(?: class="beitragHeadline")?>(.*?)</h1>', - html, u'title') + format_nodes = doc.findall('.//formitaeten/formitaet') + formats = sorted(filter(lambda f: f['_available'], + map(xml_to_format, format_nodes)), + key=operator.itemgetter('_pref')) return { 'id': video_id, - 'url': video_url, 'title': title, - 'ext': determine_ext(video_url) + 'formats': formats, + 'description': description, + 'uploader': uploader, + 'duration': duration, + 'upload_date': upload_date, } |