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-rw-r--r--youtube_dl/InfoExtractors.py118
1 files changed, 118 insertions, 0 deletions
diff --git a/youtube_dl/InfoExtractors.py b/youtube_dl/InfoExtractors.py
index ddb4aa16b..e1fc93b6b 100644
--- a/youtube_dl/InfoExtractors.py
+++ b/youtube_dl/InfoExtractors.py
@@ -13,6 +13,8 @@ import urllib
import urllib2
import email.utils
import xml.etree.ElementTree
+import random
+import math
from urlparse import parse_qs
try:
@@ -2955,3 +2957,119 @@ class MTVIE(InfoExtractor):
}
return [info]
+
+
+
+class YoukuIE(InfoExtractor):
+
+ _VALID_URL = r'(?:http://)?v\.youku\.com/v_show/id_(?P<ID>[A-Za-z0-9]+)\.html'
+ IE_NAME = u'Youku'
+
+ def __init__(self, downloader=None):
+ InfoExtractor.__init__(self, downloader)
+
+ def report_download_webpage(self, file_id):
+ """Report webpage download."""
+ self._downloader.to_screen(u'[Youku] %s: Downloading webpage' % file_id)
+
+ def report_extraction(self, file_id):
+ """Report information extraction."""
+ self._downloader.to_screen(u'[Youku] %s: Extracting information' % file_id)
+
+ def _gen_sid(self):
+ nowTime = int(time.time() * 1000)
+ random1 = random.randint(1000,1998)
+ random2 = random.randint(1000,9999)
+
+ return "%d%d%d" %(nowTime,random1,random2)
+
+ def _get_file_ID_mix_string(self, seed):
+ mixed = []
+ source = list("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890")
+ seed = float(seed)
+ for i in range(len(source)):
+ seed = (seed * 211 + 30031 ) % 65536
+ index = math.floor(seed / 65536 * len(source) )
+ mixed.append(source[int(index)])
+ source.remove(source[int(index)])
+ #return ''.join(mixed)
+ return mixed
+
+
+ def _get_file_id(self, fileId, seed):
+ mixed = self._get_file_ID_mix_string(seed)
+ ids = fileId.split('*')
+ realId = []
+ for ch in ids:
+ if ch is not '':
+ realId.append(mixed[int(ch)])
+ return ''.join(realId)
+
+ def _gen_key(self, key1, key2):
+ pass
+
+
+
+
+ def _real_extract(self, url):
+ mobj = re.match(self._VALID_URL, url)
+ if mobj is None:
+ self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
+ return
+ video_id = mobj.group('ID')
+
+ info_url = 'http://v.youku.com/player/getPlayList/VideoIDS/' + video_id
+ print info_url
+
+ request = urllib2.Request(info_url, None, std_headers)
+ try:
+ self.report_download_webpage(video_id)
+ jsondata = urllib2.urlopen(request).read()
+ except (urllib2.URLError, httplib.HTTPException, socket.error) as err:
+ self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+ return
+
+ self.report_extraction(video_id)
+ try:
+ config = json.loads(jsondata)
+
+ video_title = config['data'][0]['title']
+ seed = config['data'][0]['seed']
+ #choose format flv first
+ format = 'flv'
+
+ fileid = config['data'][0]['streamfileids'][format]
+ seg_number = len(config['data'][0]['segs'][format])
+ keys=[]
+ for i in xrange(seg_number):
+ keys.append(config['data'][0]['segs'][format][i]['k'])
+
+ #TODO check error
+ #youku only could be viewed from mainland china
+ except:
+ self._downloader.trouble(u'ERROR: unable to extract info section')
+ return
+
+ files_info=[]
+ sid = self._gen_sid()
+ fileid = self._get_file_id(fileid, seed)
+
+ #column 8,9 of fileid represent the segment number
+ #fileid[7:9] should be changed
+ for index, key in enumerate(keys):
+
+ temp_fileid = '%s%02x%s' % (fileid[0:8], index, fileid[10:])
+ download_url = 'http://f.youku.com/player/getFlvPath/sid/%s_%02x/st/flv/fileid/%s?k=%s' % (sid, index, temp_fileid, key)
+ print download_url
+ info = {
+ 'id': '%s_part%02x' % (video_id, index),
+ 'url': download_url,
+ 'uploader': None,
+ 'title': '%s_part%02x' % (video_title, index),
+ 'ext': u'flv',
+ 'format': u'NA'
+ }
+ files_info.append(info)
+
+ return files_info
+# vim: tabstop=4 shiftwidth=4 softtabstop=4 noexpandtab