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123 lines
3.8 KiB
123 lines
3.8 KiB
# coding: utf-8 |
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from __future__ import unicode_literals |
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import math |
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import random |
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import re |
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import time |
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from .common import InfoExtractor |
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from ..utils import ( |
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ExtractorError, |
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) |
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class YoukuIE(InfoExtractor): |
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_VALID_URL = r'''(?x) |
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(?: |
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http://(?:v|player)\.youku\.com/(?:v_show/id_|player\.php/sid/)| |
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youku:) |
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(?P<id>[A-Za-z0-9]+)(?:\.html|/v\.swf|) |
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''' |
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_TEST = { |
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'url': 'http://v.youku.com/v_show/id_XNDgyMDQ2NTQw.html', |
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'md5': 'ffe3f2e435663dc2d1eea34faeff5b5b', |
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'params': { |
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'test': False |
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}, |
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'info_dict': { |
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'id': 'XNDgyMDQ2NTQw_part00', |
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'ext': 'flv', |
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'title': 'youtube-dl test video "\'/\\ä↭𝕐' |
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} |
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} |
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def _gen_sid(self): |
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nowTime = int(time.time() * 1000) |
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random1 = random.randint(1000,1998) |
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random2 = random.randint(1000,9999) |
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return "%d%d%d" %(nowTime,random1,random2) |
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def _get_file_ID_mix_string(self, seed): |
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mixed = [] |
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source = list("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890") |
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seed = float(seed) |
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for i in range(len(source)): |
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seed = (seed * 211 + 30031) % 65536 |
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index = math.floor(seed / 65536 * len(source)) |
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mixed.append(source[int(index)]) |
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source.remove(source[int(index)]) |
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#return ''.join(mixed) |
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return mixed |
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def _get_file_id(self, fileId, seed): |
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mixed = self._get_file_ID_mix_string(seed) |
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ids = fileId.split('*') |
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realId = [] |
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for ch in ids: |
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if ch: |
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realId.append(mixed[int(ch)]) |
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return ''.join(realId) |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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video_id = mobj.group('id') |
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info_url = 'http://v.youku.com/player/getPlayList/VideoIDS/' + video_id |
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config = self._download_json(info_url, video_id) |
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error_code = config['data'][0].get('error_code') |
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if error_code: |
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# -8 means blocked outside China. |
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error = config['data'][0].get('error') # Chinese and English, separated by newline. |
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raise ExtractorError(error or 'Server reported error %i' % error_code, |
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expected=True) |
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video_title = config['data'][0]['title'] |
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seed = config['data'][0]['seed'] |
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format = self._downloader.params.get('format', None) |
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supported_format = list(config['data'][0]['streamfileids'].keys()) |
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# TODO proper format selection |
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if format is None or format == 'best': |
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if 'hd2' in supported_format: |
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format = 'hd2' |
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else: |
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format = 'flv' |
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ext = 'flv' |
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elif format == 'worst': |
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format = 'mp4' |
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ext = 'mp4' |
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else: |
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format = 'flv' |
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ext = 'flv' |
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fileid = config['data'][0]['streamfileids'][format] |
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keys = [s['k'] for s in config['data'][0]['segs'][format]] |
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# segs is usually a dictionary, but an empty *list* if an error occured. |
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files_info=[] |
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sid = self._gen_sid() |
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fileid = self._get_file_id(fileid, seed) |
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#column 8,9 of fileid represent the segment number |
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#fileid[7:9] should be changed |
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for index, key in enumerate(keys): |
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temp_fileid = '%s%02X%s' % (fileid[0:8], index, fileid[10:]) |
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download_url = 'http://k.youku.com/player/getFlvPath/sid/%s_%02X/st/flv/fileid/%s?k=%s' % (sid, index, temp_fileid, key) |
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info = { |
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'id': '%s_part%02d' % (video_id, index), |
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'url': download_url, |
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'uploader': None, |
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'upload_date': None, |
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'title': video_title, |
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'ext': ext, |
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} |
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files_info.append(info) |
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return files_info
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