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Merge branch 'patch-2' of https://github.com/steven7851/youtube-dl into steven7851-patch-2

totalwebcasting
Yen Chi Hsuan 8 years ago
parent
commit
545ef4f531
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1 changed files with 43 additions and 44 deletions
  1. +43
    -44
      youtube_dl/extractor/douyutv.py

+ 43
- 44
youtube_dl/extractor/douyutv.py View File

@ -3,9 +3,10 @@ from __future__ import unicode_literals
import hashlib
import time
import uuid
from .common import InfoExtractor
from ..utils import (ExtractorError, unescapeHTML)
from ..compat import (compat_str, compat_basestring)
from ..compat import (compat_str, compat_basestring, compat_urllib_parse_urlencode)
class DouyuTVIE(InfoExtractor):
@ -21,7 +22,6 @@ class DouyuTVIE(InfoExtractor):
'description': 're:.*m7show@163\.com.*',
'thumbnail': 're:^https?://.*\.jpg$',
'uploader': '7师傅',
'uploader_id': '431925',
'is_live': True,
},
'params': {
@ -37,7 +37,6 @@ class DouyuTVIE(InfoExtractor):
'description': 'md5:746a2f7a253966a06755a912f0acc0d2',
'thumbnail': 're:^https?://.*\.jpg$',
'uploader': 'douyu小漠',
'uploader_id': '3769985',
'is_live': True,
},
'params': {
@ -54,7 +53,6 @@ class DouyuTVIE(InfoExtractor):
'description': 're:.*m7show@163\.com.*',
'thumbnail': 're:^https?://.*\.jpg$',
'uploader': '7师傅',
'uploader_id': '431925',
'is_live': True,
},
'params': {
@ -75,19 +73,39 @@ class DouyuTVIE(InfoExtractor):
room_id = self._html_search_regex(
r'"room_id"\s*:\s*(\d+),', page, 'room id')
config = None
room_url = 'http://m.douyu.com/html5/live?roomId=%s' % room_id
room_content = self._download_webpage(room_url, video_id)
room_json = self._parse_json(room_content, video_id, fatal=False)
room = room_json['data']
show_status = room.get('show_status')
# 1 = live, 2 = offline
if show_status == '2':
raise ExtractorError(
'Live stream is offline', expected=True)
flv_json = None
# Douyu API sometimes returns error "Unable to load the requested class: eticket_redis_cache"
# Retry with different parameters - same parameters cause same errors
for i in range(5):
prefix = 'room/%s?aid=android&client_sys=android&time=%d' % (
room_id, int(time.time()))
auth = hashlib.md5((prefix + '1231').encode('ascii')).hexdigest()
tt = int(time.time() / 60)
did = uuid.uuid4().hex.upper()
# Decompile core.swf in webpage by ffdec "Search SWFs in memory"
# core.swf is encrypted originally, but ffdec can dump memory to get the decrypted one
# If API changes in the future, just use this way to update
sign_content = '{room_id}{did}A12Svb&%1UUmf@hC{tt}'.format(room_id = room_id, did = did, tt = tt)
sign = hashlib.md5((sign_content).encode('utf-8')).hexdigest()
config_page = self._download_webpage(
'http://www.douyutv.com/api/v1/%s&auth=%s' % (prefix, auth),
video_id)
payload = {'cdn': 'ws', 'rate': '0', 'tt': tt, 'did': did, 'sign': sign}
flv_data = compat_urllib_parse_urlencode(payload)
flv_request_url = 'http://www.douyu.com/lapi/live/getPlay/%s' % room_id
flv_content = self._download_webpage(flv_request_url, video_id, data=flv_data,
headers={'Content-Type': 'application/x-www-form-urlencoded'})
try:
config = self._parse_json(config_page, video_id, fatal=False)
flv_json = self._parse_json(flv_content, video_id, fatal=False)
except ExtractorError:
# Wait some time before retrying to get a different time() value
self._sleep(1, video_id, msg_template='%(video_id)s: Error occurs. '
@ -95,54 +113,35 @@ class DouyuTVIE(InfoExtractor):
continue
else:
break
if config is None:
if flv_json is None:
raise ExtractorError('Unable to fetch API result')
data = config['data']
flv = flv_json['data']
error_code = config.get('error', 0)
error_code = flv_json.get('error', 0)
if error_code is not 0:
error_desc = 'Server reported error %i' % error_code
if isinstance(data, (compat_str, compat_basestring)):
error_desc += ': ' + data
if isinstance(flv, (compat_str, compat_basestring)):
error_desc += ': ' + flv
raise ExtractorError(error_desc, expected=True)
show_status = data.get('show_status')
# 1 = live, 2 = offline
if show_status == '2':
raise ExtractorError(
'Live stream is offline', expected=True)
base_url = data['rtmp_url']
live_path = data['rtmp_live']
title = self._live_title(unescapeHTML(data['room_name']))
description = data.get('show_details')
thumbnail = data.get('room_src')
uploader = data.get('nickname')
uploader_id = data.get('owner_uid')
base_url = flv['rtmp_url']
live_path = flv['rtmp_live']
multi_formats = data.get('rtmp_multi_bitrate')
if not isinstance(multi_formats, dict):
multi_formats = {}
multi_formats['live'] = live_path
video_url = '%s/%s' % (base_url, live_path)
formats = [{
'url': '%s/%s' % (base_url, format_path),
'format_id': format_id,
'preference': 1 if format_id == 'live' else 0,
} for format_id, format_path in multi_formats.items()]
self._sort_formats(formats)
title = self._live_title(unescapeHTML(room['room_name']))
description = room.get('notice')
thumbnail = room.get('room_src')
uploader = room.get('nickname')
return {
'id': room_id,
'display_id': video_id,
'url': video_url,
'title': title,
'description': description,
'thumbnail': thumbnail,
'uploader': uploader,
'uploader_id': uploader_id,
'formats': formats,
'is_live': True,
}

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