def decrypt(self, text, appid):
"""对解密后的明文进行补位删除
@param text: 密文
@return: 删除填充补位后的明文
"""
try:
cryptor = AES.new(self.key, self.mode, self.key[:16])
# 使用BASE64对密文进行解码，然后AES-CBC解密
plain_text = cryptor.decrypt(base64.b64decode(text))
except Exception:
return WXBizMsgCrypt_DecryptAES_Error, None
try:
if not isinstance(plain_text[-1], int):
pad = ord(plain_text[-1])
else:
pad = plain_text[-1]
# 去掉补位字符串
# pkcs7 = PKCS7Encoder()
# plain_text = pkcs7.encode(plain_text)
# 去除16位随机字符串
content = plain_text[16:-pad]
xml_len = socket.ntohl(struct.unpack(b"I", content[:4])[0])
xml_content = content[4:xml_len + 4]
from_appid = smart_bytes(content[xml_len + 4:])
except Exception:
return WXBizMsgCrypt_IllegalBuffer, None
if from_appid != smart_bytes(appid):
return WXBizMsgCrypt_ValidateAppid_Error, None
return 0, xml_content
def decrypt(self, text, appid):
"""对解密后的明文进行补位删除
@param text: 密文
@return: 删除填充补位后的明文
"""
try:
cryptor = AES.new(self.key, self.mode, self.key[:16])
# 使用BASE64对密文进行解码，然后AES-CBC解密
plain_text = cryptor.decrypt(base64.b64decode(text))
except Exception:
return WXBizMsgCrypt_DecryptAES_Error, None
try:
if not isinstance(plain_text[-1], int):
pad = ord(plain_text[-1])
else:
pad = plain_text[-1]
# 去掉补位字符串
# pkcs7 = PKCS7Encoder()
# plain_text = pkcs7.encode(plain_text)
# 去除16位随机字符串
content = plain_text[16:-pad]
xml_len = socket.ntohl(struct.unpack(b"I", content[:4])[0])
xml_content = content[4:xml_len+4]
from_appid = smart_bytes(content[xml_len+4:])
except Exception:
return WXBizMsgCrypt_IllegalBuffer, None
if from_appid != smart_bytes(appid):
return WXBizMsgCrypt_ValidateAppid_Error, None
return 0, xml_content
def encrypt(self, text, appid):
"""对明文进行加密
@param text: 需要加密的明文
@return: 加密得到的字符串
"""
# 16位随机字符串添加到明文开头
pack_str = struct.pack(b"I", socket.htonl(len(text)))
text = smart_bytes(self.get_random_str()) + pack_str + smart_bytes(text) + smart_bytes(appid)
# 使用自定义的填充方式对明文进行补位填充
pkcs7 = PKCS7Encoder()
text = pkcs7.encode(text)
# 加密
cryptor = AES.new(self.key, self.mode, self.key[:16])
try:
ciphertext = cryptor.encrypt(text)
# 使用BASE64对加密后的字符串进行编码
return WXBizMsgCrypt_OK, base64.b64encode(ciphertext)
except Exception:
return WXBizMsgCrypt_EncryptAES_Error, None
def params_filter(params, delimiter='&', charset='utf-8',
excludes=['sign', 'sign_type']):
if six.PY3:
ks = sorted(params)
else:
ks = params.keys()
ks.sort()
newparams = {}
prestr = ''
if params.get('input_charset', None):
charset = params['input_charset']
for k in ks:
v = params[k]
k = smart_bytes(k, charset)
if k not in excludes and v != '':
newparams[k] = smart_bytes(v, charset)
prestr += '%s=%s%s' % (k, newparams[k], delimiter)
prestr = prestr[:-1]
return newparams, prestr
def encode(self, text):
""" 对需要加密的明文进行填充补位
@param text: 需要进行填充补位操作的明文
@return: 补齐明文字符串
"""
text_length = len(text)
# 计算需要填充的位数
amount_to_pad = self.block_size - (text_length % self.block_size)
if amount_to_pad == 0:
amount_to_pad = self.block_size
# 获得补位所用的字符
pad = smart_bytes(chr(amount_to_pad))
return text + pad * amount_to_pad
def encode(self, text):
""" 对需要加密的明文进行填充补位
@param text: 需要进行填充补位操作的明文
@return: 补齐明文字符串
"""
text_length = len(text)
# 计算需要填充的位数
amount_to_pad = self.block_size - (text_length % self.block_size)
if amount_to_pad == 0:
amount_to_pad = self.block_size
# 获得补位所用的字符
pad = smart_bytes(chr(amount_to_pad))
return text + pad * amount_to_pad
def prepare_request(self, method, path, params):
kwargs = {}
_params = self.get_base_params()
params.update(_params)
newparams, prestr = params_filter(params)
sign = build_mysign(prestr, self.partner_key)
# 将内容转化为unicode xmltodict 只支持unicode
newparams = params_encoding(newparams)
newparams['sign'] = sign
xml_dict = {'xml': newparams}
kwargs['data'] = smart_bytes(xmltodict.unparse(xml_dict))
url = self._full_url(path)
if self.mch_cert and self.mch_key:
kwargs['cert'] = (self.mch_cert, self.mch_key)
return method, url, kwargs
def generation_objectid():
random_str = ''.join(random.sample(safe_char[:-4], 12))
# return random_str
return ObjectId(smart_bytes(random_str))
openid = ""
form_id = "0e282a55bc674d9abf9aa2e33eed2768"
imageId = ""
json_body = {
"touser": openid,
"template_id": template_id,
"page": "/pages/history/detail/detail?id=%s" % imageId,
"form_id": form_id,
"data": {
"keyword1": {
# 时间
"value": datetime.now().strftime("%Y-%m-%d %H:%M:%S")
},
"keyword2": {
# 备注
"value": smart_bytes("请点击查看").decode("latin1")
},
"keyword3": {
# 状态
"value": smart_bytes("图片已经生成").decode("latin1"),
"color": "#173177",
},
},
"emphasis_keyword": "keyword3.DATA",
}
api = WXAPPAPI(access_token=token)
resp = api.send_template(json_body=json_body)
print(resp)
# -*- coding: utf-8 -*-
from weixin.helper import smart_bytes
from weixin.pay import WeixinPay
APPID = 'appid'
MCH_ID = 'mchid'
create_pay_info = {
'body': smart_bytes("这里写点啥呢？"),
'out_trade_no': '20181206130823938475',
'total_fee': 1,
'trade_type': "JSAPI",
'openid': 'ol9GscXefkyakBnRV4s',
}
wxpay = WeixinPay(APPID,
MCH_ID,
partner_key='partner key',
notify_url='http://www.qq.com/pay/notify')
order = wxpay.unifiedorder(**create_pay_info)
print(order)