[ccc] improve extraction

This commit is contained in:
remitamine 2016-05-01 01:43:58 +01:00
parent 2844b09336
commit 9cf79e8f4b

View file

@ -1,13 +1,9 @@
from __future__ import unicode_literals from __future__ import unicode_literals
import re
from .common import InfoExtractor from .common import InfoExtractor
from ..utils import ( from ..utils import (
int_or_none, int_or_none,
parse_duration, parse_iso8601,
qualities,
unified_strdate,
) )
@ -19,14 +15,14 @@ class CCCIE(InfoExtractor):
'url': 'https://media.ccc.de/v/30C3_-_5443_-_en_-_saal_g_-_201312281830_-_introduction_to_processor_design_-_byterazor#video', 'url': 'https://media.ccc.de/v/30C3_-_5443_-_en_-_saal_g_-_201312281830_-_introduction_to_processor_design_-_byterazor#video',
'md5': '3a1eda8f3a29515d27f5adb967d7e740', 'md5': '3a1eda8f3a29515d27f5adb967d7e740',
'info_dict': { 'info_dict': {
'id': '30C3_-_5443_-_en_-_saal_g_-_201312281830_-_introduction_to_processor_design_-_byterazor', 'id': '1839',
'ext': 'mp4', 'ext': 'mp4',
'title': 'Introduction to Processor Design', 'title': 'Introduction to Processor Design',
'description': 'md5:80be298773966f66d56cb11260b879af', 'description': 'md5:df55f6d073d4ceae55aae6f2fd98a0ac',
'thumbnail': 're:^https?://.*\.jpg$', 'thumbnail': 're:^https?://.*\.jpg$',
'view_count': int,
'upload_date': '20131228', 'upload_date': '20131228',
'duration': 3660, 'timestamp': 1388188800,
'duration': 3710,
} }
}, { }, {
'url': 'https://media.ccc.de/v/32c3-7368-shopshifting#download', 'url': 'https://media.ccc.de/v/32c3-7368-shopshifting#download',
@ -34,79 +30,48 @@ class CCCIE(InfoExtractor):
}] }]
def _real_extract(self, url): def _real_extract(self, url):
video_id = self._match_id(url) display_id = self._match_id(url)
webpage = self._download_webpage(url, video_id) webpage = self._download_webpage(url, display_id)
event_id = self._search_regex("data-id='(\d+)'", webpage, 'event id')
event_data = self._download_json('https://media.ccc.de/public/events/%s' % event_id, event_id)
if self._downloader.params.get('prefer_free_formats'):
preference = qualities(['mp3', 'opus', 'mp4-lq', 'webm-lq', 'h264-sd', 'mp4-sd', 'webm-sd', 'mp4', 'webm', 'mp4-hd', 'h264-hd', 'webm-hd'])
else:
preference = qualities(['opus', 'mp3', 'webm-lq', 'mp4-lq', 'webm-sd', 'h264-sd', 'mp4-sd', 'webm', 'mp4', 'webm-hd', 'mp4-hd', 'h264-hd'])
title = self._html_search_regex(
r'(?s)<h1>(.*?)</h1>', webpage, 'title')
description = self._html_search_regex(
r'(?s)<h3>About</h3>(.+?)<h3>',
webpage, 'description', fatal=False)
upload_date = unified_strdate(self._html_search_regex(
r"(?s)<span[^>]+class='[^']*fa-calendar-o'[^>]*>(.+?)</span>",
webpage, 'upload date', fatal=False))
view_count = int_or_none(self._html_search_regex(
r"(?s)<span class='[^']*fa-eye'></span>(.*?)</li>",
webpage, 'view count', fatal=False))
duration = parse_duration(self._html_search_regex(
r'(?s)<span[^>]+class=(["\']).*?fa-clock-o.*?\1[^>]*></span>(?P<duration>.+?)</li',
webpage, 'duration', fatal=False, group='duration'))
matches = re.finditer(r'''(?xs)
<(?:span|div)\s+class='label\s+filetype'>(?P<format>[^<]*)</(?:span|div)>\s*
<(?:span|div)\s+class='label\s+filetype'>(?P<lang>[^<]*)</(?:span|div)>\s*
<a\s+download\s+href='(?P<http_url>[^']+)'>\s*
(?:
.*?
<a\s+(?:download\s+)?href='(?P<torrent_url>[^']+\.torrent)'
)?''', webpage)
formats = [] formats = []
for m in matches: for recording in event_data.get('recordings', []):
format = m.group('format') recording_url = recording.get('recording_url')
format_id = self._search_regex( if not recording_url:
r'.*/([a-z0-9_-]+)/[^/]*$', continue
m.group('http_url'), 'format id', default=None) language = recording.get('language')
if format_id: folder = recording.get('folder')
format_id = m.group('lang') + '-' + format_id format_id = None
vcodec = 'h264' if 'h264' in format_id else ( if language:
'none' if format_id in ('mp3', 'opus') else None format_id = language
if folder:
if language:
format_id += '-' + folder
else:
format_id = folder
vcodec = 'h264' if 'h264' in folder else (
'none' if folder in ('mp3', 'opus') else None
) )
formats.append({ formats.append({
'format_id': format_id, 'format_id': format_id,
'format': format, 'url': recording_url,
'language': m.group('lang'), 'width': int_or_none(recording.get('width')),
'url': m.group('http_url'), 'height': int_or_none(recording.get('height')),
'filesize': int_or_none(recording.get('size'), invscale=1024 * 1024),
'language': language,
'vcodec': vcodec, 'vcodec': vcodec,
'preference': preference(format_id),
})
if m.group('torrent_url'):
formats.append({
'format_id': 'torrent-%s' % (format if format_id is None else format_id),
'format': '%s (torrent)' % format,
'proto': 'torrent',
'format_note': '(unsupported; will just download the .torrent file)',
'vcodec': vcodec,
'preference': -100 + preference(format_id),
'url': m.group('torrent_url'),
}) })
self._sort_formats(formats) self._sort_formats(formats)
thumbnail = self._html_search_regex(
r"<video.*?poster='([^']+)'", webpage, 'thumbnail', fatal=False)
return { return {
'id': video_id, 'id': event_id,
'title': title, 'display_id': display_id,
'description': description, 'title': event_data['title'],
'thumbnail': thumbnail, 'description': event_data.get('description'),
'view_count': view_count, 'thumbnail': event_data.get('thumb_url'),
'upload_date': upload_date, 'timestamp': parse_iso8601(event_data.get('date')),
'duration': duration, 'duration': int_or_none(event_data.get('length')),
'tags': event_data.get('tags'),
'formats': formats, 'formats': formats,
} }