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SOP/sop-sdk/sdk-python/common/OpenClient.py

123 lines
3.7 KiB

4 years ago
#!/usr/bin/python
# -*- coding: UTF-8 -*-
import json
import time
import requests
from common import SignUtil, RequestTypes
from common.RequestType import RequestType
_headers = {'Accept-Encoding': 'identity'}
class OpenClient:
"""调用客户端"""
__app_id = ''
__private_key = ''
__url = ''
def __init__(self, app_id, private_key, url):
"""客户端
:param app_id: 应用ID
:type app_id: str
:param private_key: 应用私钥
:type private_key: str
:param url: 请求URL
:type url: str
"""
self.__app_id = app_id
self.__private_key = private_key
self.__url = url
def execute(self, request, token=None):
"""
:param request: 请求对象BaseRequest的子类
:param token: (Optional) token
:type token: str
:return: 返回请求结果
:rtype: BaseResponse
"""
biz_model = request.biz_model
request_type = request.get_request_type()
if not isinstance(request_type, RequestType):
raise Exception('get_request_type返回错误类型,正确方式:RequestTypes.XX')
params = biz_model.__dict__
if request.files is not None:
response = self._post_file(request, params, token)
elif request_type == RequestTypes.GET:
response = self._get(request, params, token)
elif request_type == RequestTypes.POST_FORM:
response = self._post_form(request, params, token)
elif request_type == RequestTypes.POST_JSON:
response = self._post_json(request, params, token)
elif request_type == RequestTypes.POST_UPLOAD:
response = self._post_file(request, params, token)
else:
raise Exception('get_request_type设置错误')
return self._parse_response(response, request)
def _get(self, request, params, token):
all_params = self._build_params(request, params, token)
return requests.get(self.__url, all_params, headers=_headers).text
def _post_form(self, request, params, token):
all_params = self._build_params(request, params, token)
return requests.post(self.__url, data=all_params, headers=_headers).text
def _post_json(self, request, params, token):
all_params = self._build_params(request, params, token)
return requests.post(self.__url, json=all_params, headers=_headers).text
def _post_file(self, request, params, token):
all_params = self._build_params(request, params, token)
return requests.request('POST', self.__url, data=all_params, files=request.files, headers=_headers).text
def _build_params(self, request, params, token):
"""构建所有的请求参数
:param request: 请求对象
:type request: request.BaseRequest
:param params: 业务请求参数
:type params: dict
:param token: token
:type token: str
:return: 返回请求参数
:rtype: str
"""
all_params = {
'app_id': self.__app_id,
'method': request.get_method(),
'charset': 'UTF-8',
'sign_type': 'RSA2',
'timestamp': time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()),
'version': request.get_version()
}
if token is not None:
all_params['access_token'] = token
# 添加业务参数
all_params.update(params)
# 构建sign
sign = SignUtil.create_sign(all_params, self.__private_key, 'RSA2')
all_params['sign'] = sign
return all_params
def _parse_response(self, resp, request):
response_dict = json.loads(resp)
return request.parse_response(response_dict)