youtube-dl/youtube_dl/extractor/letv.py
2015-02-24 23:58:21 +08:00

121 lines
3.8 KiB
Python

# coding: utf-8
from __future__ import unicode_literals
import os.path
import time
import datetime
from .common import InfoExtractor
from ..compat import (compat_urlparse, compat_urllib_parse)
from ..utils import (ExtractorError, parse_iso8601)
class LetvIE(InfoExtractor):
_VALID_URL = r'http://www.letv.com/ptv/vplay/(?P<id>\d+).html'
_TESTS = [{
'url': 'http://www.letv.com/ptv/vplay/22005890.html',
'md5': 'cab23bd68d5a8db9be31c9a222c1e8df',
'info_dict': {
'id': '22005890',
'ext': 'mp4',
'title': '第87届奥斯卡颁奖礼完美落幕 《鸟人》成最大赢家',
'timestamp': 1424747397,
'upload_date': '20150224',
}
}, {
'url': 'http://www.letv.com/ptv/vplay/1118082.html',
'info_dict': {
'id': '1118082',
'ext': 'mp4',
}
}]
@staticmethod
def urshift(val, n):
return val >> n if val >= 0 else (val + 0x100000000) >> n
# ror() and calcTimeKey() are reversed from a embedded swf file in KLetvPlayer.swf
def ror(self, param1, param2):
_loc3_ = 0
while _loc3_ < param2:
param1 = self.urshift(param1, 1) + ((param1 & 1) << 31)
_loc3_ += 1
return param1
def calcTimeKey(self, param1):
_loc2_ = 773625421
_loc3_ = self.ror(param1, _loc2_ % 13)
_loc3_ = _loc3_ ^ _loc2_
_loc3_ = self.ror(_loc3_, _loc2_ % 17)
return _loc3_
def _real_extract(self, url):
media_id = self._match_id(url)
page = self._download_webpage(url, media_id)
params = {
'id': media_id,
'platid': 1,
'splatid': 101,
'format': 1,
'tkey': self.calcTimeKey(int(time.time())),
'domain': 'www.letv.com'
}
play_json = self._download_json(
'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params),
media_id, 'playJson data')
# Check for errors
playstatus = play_json['playstatus']
if playstatus['status'] == 0:
flag = playstatus['flag']
if flag == 1:
msg = 'Country %s auth error' % playstatus['country']
else:
msg = 'Generic error. flag = %d' % flag
raise ExtractorError(msg, expected=True)
playurl = play_json['playurl']
formats = ['350', '1000', '1300', '720p', '1080p']
dispatch = playurl['dispatch']
urls = []
for format_id in formats:
if format_id in dispatch:
media_url = playurl['domain'][0] + dispatch[format_id][0]
# Mimic what flvxz.com do
url_parts = list(compat_urlparse.urlparse(media_url))
qs = dict(compat_urlparse.parse_qs(url_parts[4]))
qs.update({
'platid': '14',
'splatid': '1401',
'tss': 'no',
'retry': 1
})
url_parts[4] = compat_urllib_parse.urlencode(qs)
media_url = compat_urlparse.urlunparse(url_parts)
url_info_dict = {
'url': media_url,
'ext': os.path.splitext(dispatch[format_id][1])[1][1:]
}
if format_id[-1:] == 'p':
url_info_dict['height'] = format_id[:-1]
urls.append(url_info_dict)
publish_time = parse_iso8601(self._html_search_regex(
r'发布时间&nbsp;([^<>]+) ', page, 'publish time', fatal=False),
delimiter=' ', timezone=datetime.timedelta(hours=8))
return {
'id': media_id,
'formats': urls,
'title': playurl['title'],
'thumbnail': playurl['pic'],
'timestamp': publish_time,
}