yt-dlp/youtube_dl/extractor/sohu.py

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2013-08-02 09:58:46 +00:00
# encoding: utf-8
import re
import json
import time
import logging
import urllib2
from .common import InfoExtractor
from ..utils import compat_urllib_request
class SohuIE(InfoExtractor):
_VALID_URL = r'https?://tv\.sohu\.com/\d+?/n(?P<id>\d+)\.shtml.*?'
_TEST = {
u'url': u'http://tv.sohu.com/20130724/n382479172.shtml#super',
u'file': u'382479172.flv',
u'md5': u'cc84eed6b6fbf0f2f9a8d3cb9da1939b',
u'info_dict': {
u'title': u'The Illest - Far East Movement Riff Raff',
},
}
def _clearn_html(self, string):
tags = re.findall(r'<.+?>', string)
for t in tags:
string = string.replace(t, ' ')
for i in range(2):
spaces = re.findall(r'\s+', string)
for s in spaces:
string = string.replace(s, ' ')
string = string.strip()
return string
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id')
webpage = self._download_webpage(url, video_id)
pattern = r'<h1 id="video-title">\n*?(.+?)\n*?</h1>'
compiled = re.compile(pattern, re.DOTALL)
title = self._search_regex(compiled, webpage, u'video title').strip('\t\n')
title = self._clearn_html(title)
pattern = re.compile(r'var vid="(\d+)"')
result = re.search(pattern, webpage)
if not result:
logging.info('[Sohu] could not get vid')
return None
vid = result.group(1)
logging.info('vid: %s' % vid)
base_url_1 = 'http://hot.vrs.sohu.com/vrs_flash.action?vid='
url_1 = base_url_1 + vid
logging.info('json url: %s' % url_1)
json_1 = json.loads(urllib2.urlopen(url_1).read())
# get the highest definition video vid and json infomation.
vids = []
qualities = ('oriVid', 'superVid', 'highVid', 'norVid')
for vid_name in qualities:
vids.append(json_1['data'][vid_name])
clearest_vid = 0
for i, v in enumerate(vids):
if v != 0:
clearest_vid = v
logging.info('quality definition: %s' % qualities[i][:-3])
break
if not clearest_vid:
logging.warning('could not find valid clearest_vid')
return None
if vid != clearest_vid:
url_1 = '%s%d' % (base_url_1, clearest_vid)
logging.info('highest definition json url: %s' % url_1)
json_1 = json.loads(urllib2.urlopen(url_1).read())
allot = json_1['allot']
prot = json_1['prot']
clipsURL = json_1['data']['clipsURL']
su = json_1['data']['su']
num_of_parts = json_1['data']['totalBlocks']
logging.info('Total parts: %d' % num_of_parts)
base_url_3 = 'http://allot/?prot=prot&file=clipsURL[i]&new=su[i]'
files_info = []
for i in range(num_of_parts):
middle_url = 'http://%s/?prot=%s&file=%s&new=%s' % (allot, prot, clipsURL[i], su[i])
logging.info('middle url part %d: %s' % (i, middle_url))
middle_info = urllib2.urlopen(middle_url).read().split('|')
middle_part_1 = middle_info[0]
download_url = '%s%s?key=%s' % (middle_info[0], su[i], middle_info[3])
info = {
'id': '%s_part%02d' % (video_id, i + 1),
'title': title,
'url': download_url,
'ext': 'mp4',
}
files_info.append(info)
time.sleep(1)
return files_info