191 lines
6.8 KiB
Python
191 lines
6.8 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..utils import (
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int_or_none,
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unified_strdate,
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)
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def extract_from_xml_url(ie, video_id, xml_url):
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doc = ie._download_xml(
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xml_url, video_id,
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note='Downloading video info',
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errnote='Failed to download video info')
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title = doc.find('.//information/title').text
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description = doc.find('.//information/detail').text
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duration = int(doc.find('.//details/lengthSec').text)
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uploader_node = doc.find('.//details/originChannelTitle')
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uploader = None if uploader_node is None else uploader_node.text
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uploader_id_node = doc.find('.//details/originChannelId')
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uploader_id = None if uploader_id_node is None else uploader_id_node.text
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upload_date = unified_strdate(doc.find('.//details/airtime').text)
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def xml_to_format(fnode):
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video_url = fnode.find('url').text
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is_available = 'http://www.metafilegenerator' not in video_url
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format_id = fnode.attrib['basetype']
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format_m = re.match(r'''(?x)
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(?P<vcodec>[^_]+)_(?P<acodec>[^_]+)_(?P<container>[^_]+)_
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(?P<proto>[^_]+)_(?P<index>[^_]+)_(?P<indexproto>[^_]+)
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''', format_id)
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ext = format_m.group('container')
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proto = format_m.group('proto').lower()
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quality = fnode.find('./quality').text
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abr = int(fnode.find('./audioBitrate').text) // 1000
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vbr_node = fnode.find('./videoBitrate')
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vbr = None if vbr_node is None else int(vbr_node.text) // 1000
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width_node = fnode.find('./width')
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width = None if width_node is None else int_or_none(width_node.text)
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height_node = fnode.find('./height')
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height = None if height_node is None else int_or_none(height_node.text)
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format_note = ''
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if not format_note:
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format_note = None
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return {
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'format_id': format_id + '-' + quality,
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'url': video_url,
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'ext': ext,
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'acodec': format_m.group('acodec'),
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'vcodec': format_m.group('vcodec'),
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'abr': abr,
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'vbr': vbr,
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'width': width,
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'height': height,
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'filesize': int_or_none(fnode.find('./filesize').text),
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'format_note': format_note,
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'protocol': proto,
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'_available': is_available,
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}
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format_nodes = doc.findall('.//formitaeten/formitaet')
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formats = list(filter(
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lambda f: f['_available'],
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map(xml_to_format, format_nodes)))
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ie._sort_formats(formats)
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return {
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'id': video_id,
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'title': title,
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'description': description,
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'duration': duration,
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'uploader': uploader,
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'uploader_id': uploader_id,
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'upload_date': upload_date,
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'formats': formats,
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}
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def extract_channel_from_xml_url(ie, channel_id, xml_url):
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doc = ie._download_xml(
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xml_url, channel_id,
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note='Downloading channel info',
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errnote='Failed to download channel info')
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title = doc.find('.//information/title').text
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description = doc.find('.//information/detail').text
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assets = [{'id': asset.find('./details/assetId').text,
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'type': asset.find('./type').text,
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} for asset in doc.findall('.//teasers/teaser')]
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return {
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'id': channel_id,
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'title': title,
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'description': description,
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'assets': assets,
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}
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class ZDFIE(InfoExtractor):
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_VALID_URL = r'^https?://www\.zdf\.de/ZDFmediathek(?P<hash>#)?/(.*beitrag/(?:video/)?)(?P<id>[0-9]+)(?:/[^/?]+)?(?:\?.*)?'
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_TEST = {
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'url': 'http://www.zdf.de/ZDFmediathek/beitrag/video/2037704/ZDFspezial---Ende-des-Machtpokers--?bc=sts;stt',
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'info_dict': {
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'id': '2037704',
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'ext': 'webm',
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'title': 'ZDFspezial - Ende des Machtpokers',
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'description': 'Union und SPD haben sich auf einen Koalitionsvertrag geeinigt. Aber was bedeutet das für die Bürger? Sehen Sie hierzu das ZDFspezial "Ende des Machtpokers - Große Koalition für Deutschland".',
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'duration': 1022,
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'uploader': 'spezial',
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'uploader_id': '225948',
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'upload_date': '20131127',
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},
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'skip': 'Videos on ZDF.de are depublicised in short order',
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}
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def _extract_video(self, video_id):
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xml_url = 'http://www.zdf.de/ZDFmediathek/xmlservice/web/beitragsDetails?ak=web&id=%s' % video_id
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return extract_from_xml_url(self, video_id, xml_url)
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def _real_extract(self, url):
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return self._extract_video(self._match_id(url))
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class ZDFChannelIE(ZDFIE):
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_VALID_URL = r'^https?://www\.zdf\.de/ZDFmediathek(?P<hash>#)?/(.*kanaluebersicht/)(?P<id>[0-9]+)'
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_TEST = {
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'url': 'http://www.zdf.de/ZDFmediathek#/kanaluebersicht/1586442/sendung/Titanic',
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'info_dict': {
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'id': '1586442',
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'title': 'Titanic',
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'description': 'md5:444c048cfe3fdc2561be7de4bcbf1d04',
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},
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'playlist_count': 3,
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}
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def _extract_channel(self, channel_id):
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def load_chunks(channel_id, chunk_length):
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offset = 0
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while True:
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url = ('http://www.zdf.de/ZDFmediathek/xmlservice/web/aktuellste?ak=web&offset=%d&maxLength=%d&id=%s'
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% (offset, chunk_length, channel_id))
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result = extract_channel_from_xml_url(self, channel_id, url)
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yield result
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if len(result['assets']) < chunk_length:
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return
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offset += chunk_length
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def load_channel(channel_id):
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chunks = list(load_chunks(channel_id, 50)) # The server rejects higher values
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assets = [asset for chunk in chunks for asset in chunk['assets']]
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video_ids = [asset['id'] for asset in
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filter(lambda asset: asset['type'] == 'video',
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assets)]
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topic_ids = [asset['id'] for asset in
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filter(lambda asset: asset['type'] == 'thema',
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assets)]
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if topic_ids:
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video_ids = reduce(list.__add__,
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[load_channel(topic_id)['video_ids']
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for topic_id in topic_ids],
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video_ids)
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result = chunks[0]
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result['video_ids'] = video_ids
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return result
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channel = load_channel(channel_id)
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return {
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'_type': 'playlist',
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'id': channel['id'],
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'title': channel['title'],
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'description': channel['description'],
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'entries': [self._extract_video(video_id)
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for video_id in channel['video_ids']],
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}
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def _real_extract(self, url):
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return self._extract_channel(self._match_id(url))
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