factory/apps/utils/wxmp.py

104 lines
4.0 KiB
Python

import uuid
import requests
from django.conf import settings
from rest_framework.exceptions import APIException, ParseError
import logging
from apps.third.models import Tlog
from apps.utils.errors import WX_REQUEST_ERROR
from apps.utils.tools import print_roundtrip
from django.utils.timezone import now
import traceback
requests.packages.urllib3.disable_warnings()
# 实例化myLogger
myLogger = logging.getLogger('log')
class WxmpClient:
"""
微信小程序相关
"""
def __init__(self, app_id='', app_secret='') -> None:
self.wxmp_enabled = getattr(settings, 'WXMP_ENABLED', False)
self.app_id, self.app_secret = None, None
if self.wxmp_enabled:
self.app_id = app_id if app_id else getattr(settings, 'WXMP_APPID', False)
self.app_secret = app_secret if app_secret else getattr(settings, 'WXMP_APPSECRET', False)
self.log = {}
def request(self, url: str, method: str, params=dict(), json=dict(), timeout=10,
file_path_rela=None, raise_exception=True):
if not self.wxmp_enabled:
raise ParseError('微信小程序未启用')
self.log = {"requested_at": now(), "id": uuid.uuid4(), "path": url, "method": method,
"params": params, "body": json, "target": "wx", "result": 10}
files = None
if file_path_rela: # 相对路径
files = {'file': open(settings.BASE_DIR + file_path_rela, 'rb')}
try:
if params:
url = url.format(**params)
self.log.update({"path": url})
r = getattr(requests, method)('{}{}'.format('https://api.weixin.qq.com', url),
params=params, json=json,
timeout=timeout, files=files, verify=False)
except Exception:
errors = traceback.format_exc()
myLogger.error('微信小程序错误', exc_info=True)
self.handle_log(result='error', errors=errors)
if raise_exception:
raise APIException(**WX_REQUEST_ERROR)
return 'error', WX_REQUEST_ERROR
# if settings.DEBUG:
# print_roundtrip(r)
if r.status_code == 200:
ret = r.json()
if 'errcode' in ret and ret['errcode'] not in [0, '0']:
detail = '微信错误:' + \
'{}|{}'.format(str(ret['errcode']), ret.get('errmsg', ''))
err_detail = dict(detail=detail, code='wx_'+str(ret['errcode']))
self.handle_log(result='fail', response=ret)
if raise_exception:
raise ParseError(**err_detail)
return 'fail', dict(detail=detail, code='wx_'+str(ret['errcode']))
# self.handle_log(result='success', response=ret) # 成功的日志就不记录了
return 'success', ret
self.handle_log(result='error', response=None)
if raise_exception:
raise APIException(**WX_REQUEST_ERROR)
return 'error', WX_REQUEST_ERROR
def _get_response_ms(self):
"""
Get the duration of the request response cycle is milliseconds.
In case of negative duration 0 is returned.
"""
response_timedelta = now() - self.log["requested_at"]
response_ms = int(response_timedelta.total_seconds() * 1000)
return max(response_ms, 0)
def handle_log(self, result, response=None, errors=None):
self.log.update({
"result": result,
"response": response,
"response_ms": self._get_response_ms(),
"errors": errors
})
Tlog(**self.log).save()
def get_basic_info(self, code):
params = {
'appid': self.app_id,
'secret': self.app_secret,
'js_code': code,
'grant_type': 'authorization_code'
}
_, res = self.request('/sns/jscode2session', params=params, method='get')
return res
wxmpClient = WxmpClient()