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gtranslate.py
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#! /usr/bin/env python
# -*- coding:utf-8 -*-
# https://github.com/VictorZhang2014/free-google-translate/issues/6
#
import urllib
import requests
import json
import re
import ssl
import ctypes
import copy
ssl._create_default_https_context = ssl._create_unverified_context
class GoogleTrans(object):
def __init__(self):
self.url = 'https://translate.google.cn/translate_a/single'
self.TKK = "434674.96463358"
self.header = {
"accept": "*/*",
"accept-language": "zh-CN,zh;q=0.9",
"cookie": "NID=188=M1p_rBfweeI_Z02d1MOSQ5abYsPfZogDrFjKwIUbmAr584bc9GBZkfDwKQ80cQCQC34zwD4ZYHFMUf4F59aDQLSc79_LcmsAihnW0Rsb1MjlzLNElWihv-8KByeDBblR2V1kjTSC8KnVMe32PNSJBQbvBKvgl4CTfzvaIEgkqss",
"referer": "https://translate.google.cn/",
"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36",
"x-client-data": "CJK2yQEIpLbJAQjEtskBCKmdygEIqKPKAQi5pcoBCLGnygEI4qjKAQjxqcoBCJetygEIza3KAQ==",
}
self.data = {
"client": "webapp",
"sl": "auto",
"tl": "vi",
"hl": "zh-CN",
"dt": ["at", "bd", "ex", "ld", "md", "qca", "rw", "rm", "ss", "t"],
"otf": "2",
"ssel": "0",
"tsel": "0",
"kc": "1",
"tk": "", # token
"q": ""
}
class JSHackToken():
def rshift(self, val, n): return (val % 0x100000000) >> n
def Number(self, val):
try:
return eval(val, {}, {})
except:
return 0
class Undefined:
def __init__():
pass
class js_array():
def __init__(self, outer, init=[]):
self.outer = outer
self.storage = copy.deepcopy(list(init))
def __getitem__(self, key):
if (type(key).__name__ != 'int'):
if (type(key).__name__ == 'float') and int(key) != key:
return 0
try:
key = int(key)
except:
return 0
if len(self.storage)<=key or key<0:
return 0
return self.storage[key]
def __setitem__(self, key, value):
if (type(key).__name__ != 'int'):
if (type(key).__name__ == 'float') and int(key) != key:
return 0
try:
key = int(key)
except:
return 0
if key<0:
return 0
while key >= len(self.storage):
self.storage.append(0)
self.storage[key] = value
return
def __len__(self):
return len(self.storage)
def __str__(self):
return self.storage.__str__()
def __repr__(self):
return self.storage.__repr__()
def array(self, init = []):
return self.js_array(self, init)
def uo(self, a, b):
for c in range(0, len(b)-2, 3):
d = b[c+2]
if 'a' <= d:
d = ord(d)-87
else:
d = self.Number(d)
if '+' == b[c+1]:
d = self.rshift(a, d)
else:
d = a<<d
if b[c] == "+":
a = a + d & 4294967295
else:
a = a ^ d
return a
def wo(self, a, tkk):
d = self.array(init = tkk.split("."))
b = self.Number(d[0])
e = self.array()
f = 0
g = 0
while g < len(a):
h = ord(a[g])
if 128 > h:
e[f] = h
f += 1
else:
if 2048 > h:
e[f] = h >> 6 | 192
f += 1
else:
if (55296 == (h & 64512)) and (g + 1 < len(a)) and (56320 == (ord(a[g+1]) & 64512)):
h = 65536 + ((h & 1023) << 10) + (ord(a[g+1]) & 1023)
g += 1
e[f] = h >> 18 | 240
f += 1
e[f] = h >> 12 & 63 | 128
f += 1
else:
e[f] = h >> 12 | 224
f += 1
e[f] = h >> 6 & 63 | 128
f += 1
e[f] = h & 63 | 128
f += 1
g += 1
a = b
for f in range(0, len(e)):
a += e[f]
a = ctypes.c_long(a).value
a = self.uo(a, '+-a^+6')
a = self.uo(a, '+-3^+b+-f')
a ^= self.Number(d[1])
if 0 > a:
a = (a & 2147483647)+2147483648
a %= 10**6
return str(a)+'.'+str(a^b)
# self.update_TKK()
def update_TKK(self):
url = "https://translate.google.cn/"
req = requests.get(url, headers=self.header)
page_source = req.text
self.TKK = re.findall(r"tkk:'([0-9]+\.[0-9]+)'", page_source)[0]
def construct_url(self):
base = self.url + '?'
for key in self.data:
if isinstance(self.data[key], list):
base = base + "dt=" + "&dt=".join(self.data[key]) + "&"
else:
base = base + key + '=' + self.data[key] + '&'
base = base[:-1]
return base
def query(self, q, lang_to=''):
try:
self.data['q'] = urllib.pathname2url(q)
except:
self.data['q'] = urllib.quote(q)
self.data['tk'] = self.JSHackToken().wo(q, self.TKK)
self.data['tl'] = lang_to
url = self.construct_url()
robj = requests.post(url)
response = json.loads(robj.text)
targetText = response[0][0][0]
originalText = response[0][0][1]
originalLanguageCode = response[2]
return originalText, originalLanguageCode, targetText, lang_to
if __name__ == '__main__':
text = "Hello world"
originalText, originalLanguageCode, targetText, targetLanguageCode = GoogleTrans().query(text, lang_to='fr')
print("==============================")
print originalText, originalLanguageCode, targetText, targetLanguageCode