+ def split_time_odd_even(self):
+ even, odd = self.even_odd()
+ self.target = even + md5_text(self.target) + odd
+
+ def split_ip_time_sum(self):
+ chunks, ip = self.preprocess(32)
+ self.target = compat_str(sum(ip)) + chunks[0] + self.digit_sum(self.timestamp)
+
+ def split_time_ip_sum(self):
+ chunks, ip = self.preprocess(32)
+ self.target = self.digit_sum(self.timestamp) + chunks[0] + compat_str(sum(ip))
+
+
+class IqiyiSDKInterpreter(object):
+ def __init__(self, sdk_code):
+ self.sdk_code = sdk_code
+
+ def run(self, target, ip, timestamp):
+ self.sdk_code = decode_packed_codes(self.sdk_code)
+
+ functions = re.findall(r'input=([a-zA-Z0-9]+)\(input', self.sdk_code)
+
+ sdk = IqiyiSDK(target, ip, timestamp)
+
+ other_functions = {
+ 'handleSum': sdk.handleSum,
+ 'handleInput8': sdk.handle_input8,
+ 'handleInput16': sdk.handle_input16,
+ 'splitTimeEvenOdd': sdk.split_time_even_odd,
+ 'splitTimeOddEven': sdk.split_time_odd_even,
+ 'splitIpTimeSum': sdk.split_ip_time_sum,
+ 'splitTimeIpSum': sdk.split_time_ip_sum,
+ }
+ for function in functions:
+ if re.match(r'mod\d+', function):
+ sdk.mod(int(function[3:]))
+ elif re.match(r'date[ymd]{3}', function):
+ sdk.date(function[4:])
+ elif re.match(r'split\d+', function):
+ sdk.split(int(function[5:]))
+ elif function in other_functions:
+ other_functions[function]()
+ else:
+ raise ExtractorError('Unknown funcion %s' % function)
+
+ return sdk.target