mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-30 12:20:23 +00:00
612 lines
21 KiB
Python
612 lines
21 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 itertools
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import math
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import os
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import random
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import re
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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 ..compat import (
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compat_parse_qs,
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compat_str,
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compat_urllib_parse_urlencode,
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compat_urllib_parse_urlparse,
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)
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from ..utils import (
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decode_packed_codes,
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ExtractorError,
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ohdave_rsa_encrypt,
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remove_start,
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sanitized_Request,
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urlencode_postdata,
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url_basename,
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)
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def md5_text(text):
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return hashlib.md5(text.encode('utf-8')).hexdigest()
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class IqiyiSDK(object):
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def __init__(self, target, ip, timestamp):
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self.target = target
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self.ip = ip
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self.timestamp = timestamp
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@staticmethod
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def split_sum(data):
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return compat_str(sum(map(lambda p: int(p, 16), list(data))))
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@staticmethod
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def digit_sum(num):
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if isinstance(num, int):
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num = compat_str(num)
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return compat_str(sum(map(int, num)))
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def even_odd(self):
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even = self.digit_sum(compat_str(self.timestamp)[::2])
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odd = self.digit_sum(compat_str(self.timestamp)[1::2])
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return even, odd
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def preprocess(self, chunksize):
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self.target = md5_text(self.target)
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chunks = []
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for i in range(32 // chunksize):
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chunks.append(self.target[chunksize * i:chunksize * (i + 1)])
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if 32 % chunksize:
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chunks.append(self.target[32 - 32 % chunksize:])
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return chunks, list(map(int, self.ip.split('.')))
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def mod(self, modulus):
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chunks, ip = self.preprocess(32)
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self.target = chunks[0] + ''.join(map(lambda p: compat_str(p % modulus), ip))
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def split(self, chunksize):
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modulus_map = {
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4: 256,
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5: 10,
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8: 100,
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}
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chunks, ip = self.preprocess(chunksize)
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ret = ''
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for i in range(len(chunks)):
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ip_part = compat_str(ip[i] % modulus_map[chunksize]) if i < 4 else ''
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if chunksize == 8:
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ret += ip_part + chunks[i]
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else:
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ret += chunks[i] + ip_part
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self.target = ret
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def handle_input16(self):
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self.target = md5_text(self.target)
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self.target = self.split_sum(self.target[:16]) + self.target + self.split_sum(self.target[16:])
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def handle_input8(self):
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self.target = md5_text(self.target)
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ret = ''
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for i in range(4):
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part = self.target[8 * i:8 * (i + 1)]
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ret += self.split_sum(part) + part
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self.target = ret
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def handleSum(self):
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self.target = md5_text(self.target)
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self.target = self.split_sum(self.target) + self.target
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def date(self, scheme):
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self.target = md5_text(self.target)
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d = time.localtime(self.timestamp)
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strings = {
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'y': compat_str(d.tm_year),
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'm': '%02d' % d.tm_mon,
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'd': '%02d' % d.tm_mday,
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}
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self.target += ''.join(map(lambda c: strings[c], list(scheme)))
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def split_time_even_odd(self):
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even, odd = self.even_odd()
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self.target = odd + md5_text(self.target) + even
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def split_time_odd_even(self):
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even, odd = self.even_odd()
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self.target = even + md5_text(self.target) + odd
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def split_ip_time_sum(self):
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chunks, ip = self.preprocess(32)
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self.target = compat_str(sum(ip)) + chunks[0] + self.digit_sum(self.timestamp)
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def split_time_ip_sum(self):
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chunks, ip = self.preprocess(32)
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self.target = self.digit_sum(self.timestamp) + chunks[0] + compat_str(sum(ip))
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class IqiyiSDKInterpreter(object):
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def __init__(self, sdk_code):
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self.sdk_code = sdk_code
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def run(self, target, ip, timestamp):
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self.sdk_code = decode_packed_codes(self.sdk_code)
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functions = re.findall(r'input=([a-zA-Z0-9]+)\(input', self.sdk_code)
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sdk = IqiyiSDK(target, ip, timestamp)
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other_functions = {
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'handleSum': sdk.handleSum,
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'handleInput8': sdk.handle_input8,
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'handleInput16': sdk.handle_input16,
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'splitTimeEvenOdd': sdk.split_time_even_odd,
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'splitTimeOddEven': sdk.split_time_odd_even,
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'splitIpTimeSum': sdk.split_ip_time_sum,
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'splitTimeIpSum': sdk.split_time_ip_sum,
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}
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for function in functions:
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if re.match(r'mod\d+', function):
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sdk.mod(int(function[3:]))
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elif re.match(r'date[ymd]{3}', function):
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sdk.date(function[4:])
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elif re.match(r'split\d+', function):
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sdk.split(int(function[5:]))
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elif function in other_functions:
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other_functions[function]()
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else:
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raise ExtractorError('Unknown funcion %s' % function)
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return sdk.target
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class IqiyiIE(InfoExtractor):
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IE_NAME = 'iqiyi'
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IE_DESC = '爱奇艺'
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_VALID_URL = r'https?://(?:[^.]+\.)?iqiyi\.com/.+\.html'
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_NETRC_MACHINE = 'iqiyi'
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_TESTS = [{
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'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
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'md5': '2cb594dc2781e6c941a110d8f358118b',
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'info_dict': {
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'id': '9c1fb1b99d192b21c559e5a1a2cb3c73',
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'title': '美国德州空中惊现奇异云团 酷似UFO',
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'ext': 'f4v',
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}
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}, {
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'url': 'http://www.iqiyi.com/v_19rrhnnclk.html',
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb',
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'title': '名侦探柯南第752集',
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},
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'playlist': [{
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part1',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part2',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part3',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part4',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part5',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part6',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part7',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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}, {
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'info_dict': {
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'id': 'e3f585b550a280af23c98b6cb2be19fb_part8',
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'ext': 'f4v',
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'title': '名侦探柯南第752集',
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},
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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.iqiyi.com/w_19rt6o8t9p.html',
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'only_matching': True,
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}, {
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'url': 'http://www.iqiyi.com/a_19rrhbc6kt.html',
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'only_matching': True,
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}, {
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'url': 'http://yule.iqiyi.com/pcb.html',
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'only_matching': True,
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}, {
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# VIP-only video. The first 2 parts (6 minutes) are available without login
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# MD5 sums omitted as values are different on Travis CI and my machine
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'url': 'http://www.iqiyi.com/v_19rrny4w8w.html',
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'info_dict': {
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'id': 'f3cf468b39dddb30d676f89a91200dc1',
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'title': '泰坦尼克号',
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},
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'playlist': [{
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'info_dict': {
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'id': 'f3cf468b39dddb30d676f89a91200dc1_part1',
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'ext': 'f4v',
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'title': '泰坦尼克号',
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},
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}, {
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'info_dict': {
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'id': 'f3cf468b39dddb30d676f89a91200dc1_part2',
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'ext': 'f4v',
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'title': '泰坦尼克号',
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},
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}],
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'expected_warnings': ['Needs a VIP account for full video'],
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}, {
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'url': 'http://www.iqiyi.com/a_19rrhb8ce1.html',
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'info_dict': {
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'id': '202918101',
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'title': '灌篮高手 国语版',
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},
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'playlist_count': 101,
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}]
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_FORMATS_MAP = [
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('1', 'h6'),
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('2', 'h5'),
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('3', 'h4'),
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('4', 'h3'),
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('5', 'h2'),
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('10', 'h1'),
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]
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def _real_initialize(self):
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self._login()
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@staticmethod
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def _rsa_fun(data):
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# public key extracted from http://static.iqiyi.com/js/qiyiV2/20160129180840/jobs/i18n/i18nIndex.js
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N = 0xab86b6371b5318aaa1d3c9e612a9f1264f372323c8c0f19875b5fc3b3fd3afcc1e5bec527aa94bfa85bffc157e4245aebda05389a5357b75115ac94f074aefcd
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e = 65537
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return ohdave_rsa_encrypt(data, e, N)
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def _login(self):
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(username, password) = self._get_login_info()
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# No authentication to be performed
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if not username:
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return True
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data = self._download_json(
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'http://kylin.iqiyi.com/get_token', None,
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note='Get token for logging', errnote='Unable to get token for logging')
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sdk = data['sdk']
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timestamp = int(time.time())
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target = '/apis/reglogin/login.action?lang=zh_TW&area_code=null&email=%s&passwd=%s&agenttype=1&from=undefined&keeplogin=0&piccode=&fromurl=&_pos=1' % (
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username, self._rsa_fun(password.encode('utf-8')))
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interp = IqiyiSDKInterpreter(sdk)
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sign = interp.run(target, data['ip'], timestamp)
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validation_params = {
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'target': target,
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'server': 'BEA3AA1908656AABCCFF76582C4C6660',
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'token': data['token'],
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'bird_src': 'f8d91d57af224da7893dd397d52d811a',
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'sign': sign,
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'bird_t': timestamp,
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}
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validation_result = self._download_json(
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'http://kylin.iqiyi.com/validate?' + compat_urllib_parse_urlencode(validation_params), None,
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note='Validate credentials', errnote='Unable to validate credentials')
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MSG_MAP = {
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'P00107': 'please login via the web interface and enter the CAPTCHA code',
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'P00117': 'bad username or password',
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}
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code = validation_result['code']
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if code != 'A00000':
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msg = MSG_MAP.get(code)
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if not msg:
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msg = 'error %s' % code
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if validation_result.get('msg'):
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msg += ': ' + validation_result['msg']
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self._downloader.report_warning('unable to log in: ' + msg)
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return False
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return True
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def _authenticate_vip_video(self, api_video_url, video_id, tvid, _uuid, do_report_warning):
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auth_params = {
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# version and platform hard-coded in com/qiyi/player/core/model/remote/AuthenticationRemote.as
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'version': '2.0',
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'platform': 'b6c13e26323c537d',
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'aid': tvid,
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'tvid': tvid,
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'uid': '',
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'deviceId': _uuid,
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'playType': 'main', # XXX: always main?
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'filename': os.path.splitext(url_basename(api_video_url))[0],
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}
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qd_items = compat_parse_qs(compat_urllib_parse_urlparse(api_video_url).query)
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for key, val in qd_items.items():
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auth_params[key] = val[0]
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auth_req = sanitized_Request(
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'http://api.vip.iqiyi.com/services/ckn.action',
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urlencode_postdata(auth_params))
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# iQiyi server throws HTTP 405 error without the following header
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auth_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
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auth_result = self._download_json(
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auth_req, video_id,
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note='Downloading video authentication JSON',
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errnote='Unable to download video authentication JSON')
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if auth_result['code'] == 'Q00505': # No preview available (不允许试看鉴权失败)
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raise ExtractorError('This video requires a VIP account', expected=True)
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if auth_result['code'] == 'Q00506': # End of preview time (试看结束鉴权失败)
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if do_report_warning:
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self.report_warning('Needs a VIP account for full video')
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return False
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return auth_result
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def construct_video_urls(self, data, video_id, _uuid, tvid):
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def do_xor(x, y):
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a = y % 3
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if a == 1:
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return x ^ 121
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if a == 2:
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return x ^ 72
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return x ^ 103
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def get_encode_code(l):
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a = 0
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b = l.split('-')
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c = len(b)
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s = ''
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for i in range(c - 1, -1, -1):
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a = do_xor(int(b[c - i - 1], 16), i)
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s += chr(a)
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return s[::-1]
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def get_path_key(x, format_id, segment_index):
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mg = ')(*&^flash@#$%a'
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tm = self._download_json(
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'http://data.video.qiyi.com/t?tn=' + str(random.random()), video_id,
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note='Download path key of segment %d for format %s' % (segment_index + 1, format_id)
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)['t']
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t = str(int(math.floor(int(tm) / (600.0))))
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return md5_text(t + mg + x)
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video_urls_dict = {}
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need_vip_warning_report = True
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for format_item in data['vp']['tkl'][0]['vs']:
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if 0 < int(format_item['bid']) <= 10:
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format_id = self.get_format(format_item['bid'])
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else:
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continue
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video_urls = []
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video_urls_info = format_item['fs']
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if not format_item['fs'][0]['l'].startswith('/'):
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t = get_encode_code(format_item['fs'][0]['l'])
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if t.endswith('mp4'):
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video_urls_info = format_item['flvs']
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for segment_index, segment in enumerate(video_urls_info):
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vl = segment['l']
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if not vl.startswith('/'):
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vl = get_encode_code(vl)
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is_vip_video = '/vip/' in vl
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filesize = segment['b']
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base_url = data['vp']['du'].split('/')
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if not is_vip_video:
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key = get_path_key(
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vl.split('/')[-1].split('.')[0], format_id, segment_index)
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base_url.insert(-1, key)
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base_url = '/'.join(base_url)
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param = {
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'su': _uuid,
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'qyid': uuid.uuid4().hex,
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'client': '',
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'z': '',
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'bt': '',
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'ct': '',
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'tn': str(int(time.time()))
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}
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api_video_url = base_url + vl
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if is_vip_video:
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api_video_url = api_video_url.replace('.f4v', '.hml')
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auth_result = self._authenticate_vip_video(
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api_video_url, video_id, tvid, _uuid, need_vip_warning_report)
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if auth_result is False:
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need_vip_warning_report = False
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break
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param.update({
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't': auth_result['data']['t'],
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# cid is hard-coded in com/qiyi/player/core/player/RuntimeData.as
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'cid': 'afbe8fd3d73448c9',
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'vid': video_id,
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'QY00001': auth_result['data']['u'],
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})
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api_video_url += '?' if '?' not in api_video_url else '&'
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api_video_url += compat_urllib_parse_urlencode(param)
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js = self._download_json(
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api_video_url, video_id,
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note='Download video info of segment %d for format %s' % (segment_index + 1, format_id))
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video_url = js['l']
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video_urls.append(
|
|
(video_url, filesize))
|
|
|
|
video_urls_dict[format_id] = video_urls
|
|
return video_urls_dict
|
|
|
|
def get_format(self, bid):
|
|
matched_format_ids = [_format_id for _bid, _format_id in self._FORMATS_MAP if _bid == str(bid)]
|
|
return matched_format_ids[0] if len(matched_format_ids) else None
|
|
|
|
def get_bid(self, format_id):
|
|
matched_bids = [_bid for _bid, _format_id in self._FORMATS_MAP if _format_id == format_id]
|
|
return matched_bids[0] if len(matched_bids) else None
|
|
|
|
def get_raw_data(self, tvid, video_id, enc_key, _uuid):
|
|
tm = str(int(time.time()))
|
|
tail = tm + tvid
|
|
param = {
|
|
'key': 'fvip',
|
|
'src': md5_text('youtube-dl'),
|
|
'tvId': tvid,
|
|
'vid': video_id,
|
|
'vinfo': 1,
|
|
'tm': tm,
|
|
'enc': md5_text(enc_key + tail),
|
|
'qyid': _uuid,
|
|
'tn': random.random(),
|
|
'um': 0,
|
|
'authkey': md5_text(md5_text('') + tail),
|
|
'k_tag': 1,
|
|
}
|
|
|
|
api_url = 'http://cache.video.qiyi.com/vms' + '?' + \
|
|
compat_urllib_parse_urlencode(param)
|
|
raw_data = self._download_json(api_url, video_id)
|
|
return raw_data
|
|
|
|
def get_enc_key(self, video_id):
|
|
# TODO: automatic key extraction
|
|
# last update at 2016-01-22 for Zombie::bite
|
|
enc_key = '4a1caba4b4465345366f28da7c117d20'
|
|
return enc_key
|
|
|
|
def _extract_playlist(self, webpage):
|
|
PAGE_SIZE = 50
|
|
|
|
links = re.findall(
|
|
r'<a[^>]+class="site-piclist_pic_link"[^>]+href="(http://www\.iqiyi\.com/.+\.html)"',
|
|
webpage)
|
|
if not links:
|
|
return
|
|
|
|
album_id = self._search_regex(
|
|
r'albumId\s*:\s*(\d+),', webpage, 'album ID')
|
|
album_title = self._search_regex(
|
|
r'data-share-title="([^"]+)"', webpage, 'album title', fatal=False)
|
|
|
|
entries = list(map(self.url_result, links))
|
|
|
|
# Start from 2 because links in the first page are already on webpage
|
|
for page_num in itertools.count(2):
|
|
pagelist_page = self._download_webpage(
|
|
'http://cache.video.qiyi.com/jp/avlist/%s/%d/%d/' % (album_id, page_num, PAGE_SIZE),
|
|
album_id,
|
|
note='Download playlist page %d' % page_num,
|
|
errnote='Failed to download playlist page %d' % page_num)
|
|
pagelist = self._parse_json(
|
|
remove_start(pagelist_page, 'var tvInfoJs='), album_id)
|
|
vlist = pagelist['data']['vlist']
|
|
for item in vlist:
|
|
entries.append(self.url_result(item['vurl']))
|
|
if len(vlist) < PAGE_SIZE:
|
|
break
|
|
|
|
return self.playlist_result(entries, album_id, album_title)
|
|
|
|
def _real_extract(self, url):
|
|
webpage = self._download_webpage(
|
|
url, 'temp_id', note='download video page')
|
|
|
|
# There's no simple way to determine whether an URL is a playlist or not
|
|
# So detect it
|
|
playlist_result = self._extract_playlist(webpage)
|
|
if playlist_result:
|
|
return playlist_result
|
|
|
|
tvid = self._search_regex(
|
|
r'data-player-tvid\s*=\s*[\'"](\d+)', webpage, 'tvid')
|
|
video_id = self._search_regex(
|
|
r'data-player-videoid\s*=\s*[\'"]([a-f\d]+)', webpage, 'video_id')
|
|
_uuid = uuid.uuid4().hex
|
|
|
|
enc_key = self.get_enc_key(video_id)
|
|
|
|
raw_data = self.get_raw_data(tvid, video_id, enc_key, _uuid)
|
|
|
|
if raw_data['code'] != 'A000000':
|
|
raise ExtractorError('Unable to load data. Error code: ' + raw_data['code'])
|
|
|
|
data = raw_data['data']
|
|
|
|
title = data['vi']['vn']
|
|
|
|
# generate video_urls_dict
|
|
video_urls_dict = self.construct_video_urls(
|
|
data, video_id, _uuid, tvid)
|
|
|
|
# construct info
|
|
entries = []
|
|
for format_id in video_urls_dict:
|
|
video_urls = video_urls_dict[format_id]
|
|
for i, video_url_info in enumerate(video_urls):
|
|
if len(entries) < i + 1:
|
|
entries.append({'formats': []})
|
|
entries[i]['formats'].append(
|
|
{
|
|
'url': video_url_info[0],
|
|
'filesize': video_url_info[-1],
|
|
'format_id': format_id,
|
|
'preference': int(self.get_bid(format_id))
|
|
}
|
|
)
|
|
|
|
for i in range(len(entries)):
|
|
self._sort_formats(entries[i]['formats'])
|
|
entries[i].update(
|
|
{
|
|
'id': '%s_part%d' % (video_id, i + 1),
|
|
'title': title,
|
|
}
|
|
)
|
|
|
|
if len(entries) > 1:
|
|
info = {
|
|
'_type': 'multi_video',
|
|
'id': video_id,
|
|
'title': title,
|
|
'entries': entries,
|
|
}
|
|
else:
|
|
info = entries[0]
|
|
info['id'] = video_id
|
|
info['title'] = title
|
|
|
|
return info
|