148 lines
5.4 KiB
Python
148 lines
5.4 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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import hashlib
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import time
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import uuid
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from .common import InfoExtractor
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from ..utils import (ExtractorError, unescapeHTML)
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from ..compat import (compat_str, compat_basestring, compat_urllib_parse_urlencode)
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class DouyuTVIE(InfoExtractor):
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IE_DESC = '斗鱼'
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_VALID_URL = r'https?://(?:www\.)?douyu(?:tv)?\.com/(?P<id>[A-Za-z0-9]+)'
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_TESTS = [{
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'url': 'http://www.douyutv.com/iseven',
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'info_dict': {
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'id': '17732',
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'display_id': 'iseven',
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'ext': 'flv',
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'title': 're:^清晨醒脑！T-ara根本停不下来！ [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
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'description': 're:.*m7show@163\.com.*',
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'thumbnail': 're:^https?://.*\.jpg$',
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'uploader': '7师傅',
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'is_live': True,
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},
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'params': {
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'skip_download': True,
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},
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}, {
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'url': 'http://www.douyutv.com/85982',
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'info_dict': {
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'id': '85982',
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'display_id': '85982',
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'ext': 'flv',
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'title': 're:^小漠从零单排记！——CSOL2躲猫猫 [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
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'description': 'md5:746a2f7a253966a06755a912f0acc0d2',
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'thumbnail': 're:^https?://.*\.jpg$',
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'uploader': 'douyu小漠',
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'is_live': True,
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},
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'params': {
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'skip_download': True,
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},
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'skip': 'Room not found',
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}, {
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'url': 'http://www.douyutv.com/17732',
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'info_dict': {
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'id': '17732',
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'display_id': '17732',
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'ext': 'flv',
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'title': 're:^清晨醒脑！T-ara根本停不下来！ [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
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'description': 're:.*m7show@163\.com.*',
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'thumbnail': 're:^https?://.*\.jpg$',
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'uploader': '7师傅',
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'is_live': True,
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},
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'params': {
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'skip_download': True,
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},
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}, {
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'url': 'http://www.douyu.com/xiaocang',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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video_id = self._match_id(url)
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if video_id.isdigit():
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room_id = video_id
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else:
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page = self._download_webpage(url, video_id)
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room_id = self._html_search_regex(
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r'"room_id"\s*:\s*(\d+),', page, 'room id')
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room_url = 'http://m.douyu.com/html5/live?roomId=%s' % room_id
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room_content = self._download_webpage(room_url, video_id)
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room_json = self._parse_json(room_content, video_id, fatal=False)
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room = room_json['data']
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show_status = room.get('show_status')
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# 1 = live, 2 = offline
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if show_status == '2':
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raise ExtractorError(
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'Live stream is offline', expected=True)
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flv_json = None
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# Douyu API sometimes returns error "Unable to load the requested class: eticket_redis_cache"
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# Retry with different parameters - same parameters cause same errors
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for i in range(5):
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tt = int(time.time() / 60)
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did = uuid.uuid4().hex.upper()
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# Decompile core.swf in webpage by ffdec "Search SWFs in memory"
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# core.swf is encrypted originally, but ffdec can dump memory to get the decrypted one
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# If API changes in the future, just use this way to update
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sign_content = '{room_id}{did}A12Svb&%1UUmf@hC{tt}'.format(room_id = room_id, did = did, tt = tt)
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sign = hashlib.md5((sign_content).encode('utf-8')).hexdigest()
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payload = {'cdn': 'ws', 'rate': '0', 'tt': tt, 'did': did, 'sign': sign}
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flv_data = compat_urllib_parse_urlencode(payload)
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flv_request_url = 'http://www.douyu.com/lapi/live/getPlay/%s' % room_id
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flv_content = self._download_webpage(flv_request_url, video_id, data=flv_data,
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headers={'Content-Type': 'application/x-www-form-urlencoded'})
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try:
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flv_json = self._parse_json(flv_content, video_id, fatal=False)
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except ExtractorError:
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# Wait some time before retrying to get a different time() value
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self._sleep(1, video_id, msg_template='%(video_id)s: Error occurs. '
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'Waiting for %(timeout)s seconds before retrying')
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continue
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else:
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break
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if flv_json is None:
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raise ExtractorError('Unable to fetch API result')
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flv = flv_json['data']
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error_code = flv_json.get('error', 0)
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if error_code is not 0:
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error_desc = 'Server reported error %i' % error_code
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if isinstance(flv, (compat_str, compat_basestring)):
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error_desc += ': ' + flv
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raise ExtractorError(error_desc, expected=True)
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base_url = flv['rtmp_url']
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live_path = flv['rtmp_live']
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video_url = '%s/%s' % (base_url, live_path)
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title = self._live_title(unescapeHTML(room['room_name']))
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description = room.get('notice')
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thumbnail = room.get('room_src')
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uploader = room.get('nickname')
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return {
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'id': room_id,
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'display_id': video_id,
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'url': video_url,
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'title': title,
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'description': description,
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'thumbnail': thumbnail,
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'uploader': uploader,
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'is_live': True,
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}
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