def get_jsapi_signature(self, prepay_id, timestamp=None, nonce_str=None):
"""
获取 JSAPI 签名
:param prepay_id: 统一下单接口返回的 prepay_id 参数值
:param timestamp: 可选，时间戳，默认为当前时间戳
:param nonce_str: 可选，随机字符串，默认自动生成
:return: 签名
"""
data = {
'appId': self.appid,
'timeStamp': timestamp or to_text(int(time.time())),
'nonceStr': nonce_str or random_string(32),
'signType': 'MD5',
'package': 'prepay_id={0}'.format(prepay_id),
}
return calculate_signature(data, self._client.api_key)
def get_appapi_params(self, prepay_id, timestamp=None, nonce_str=None):
"""
获取 APP 支付参数
:param prepay_id: 统一下单接口返回的 prepay_id 参数值
:param timestamp: 可选，时间戳，默认为当前时间戳
:param nonce_str: 可选，随机字符串，默认自动生成
:return: 参数
"""
data = {
'appid': self.appid,
'partnerid': self.mch_id,
'prepayid': prepay_id,
'package': 'Sign=WXPay',
'timestamp': timestamp or to_text(int(time.time())),
'noncestr': nonce_str or random_string(32),
}
sign = calculate_signature(data, self._client.api_key)
data['sign'] = sign
return data
def get_appapi_params(self, prepay_id, timestamp=None, nonce_str=None):
"""
获取 APP 支付参数
:param prepay_id: 统一下单接口返回的 prepay_id 参数值
:param timestamp: 可选，时间戳，默认为当前时间戳
:param nonce_str: 可选，随机字符串，默认自动生成
:return: 参数
"""
data = {
'appid': self.appid,
'partnerid': self.mch_id,
'prepayid': prepay_id,
'package': 'Sign=WXPay',
'timestamp': timestamp or to_text(int(time.time())),
'noncestr': nonce_str or random_string(32),
}
sign = calculate_signature(data, self._client.api_key)
data['sign'] = sign
return data
def calculate_signature(params, api_key):
url = format_url(params, api_key)
return to_text(hashlib.md5(url).hexdigest().upper())