140 lines
4.9 KiB
Python
140 lines
4.9 KiB
Python
from django.core.cache import cache
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import time
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from threading import Thread
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import uuid
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import requests
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from django.conf import settings
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from rest_framework.exceptions import APIException, ParseError
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import logging
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from apps.third.models import Tlog
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from apps.utils.errors import WX_REQUEST_ERROR
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from apps.utils.tools import print_roundtrip
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from django.utils.timezone import now
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import traceback
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requests.packages.urllib3.disable_warnings()
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# 实例化myLogger
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myLogger = logging.getLogger('log')
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class WxClient:
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"""
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微信公众号相关
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"""
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def __init__(self, app_id=settings.WX_APPID,
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app_secret=settings.WX_APPSECRET) -> None:
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if settings.WX_ENABLED:
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self.app_id = app_id
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self.app_secret = app_secret
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self.isRuning = True
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self.token = None # 普通token
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self.t = None # 线程
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self.log = {}
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self.setup()
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def _get_token_loop(self):
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while self.isRuning:
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parmas = {
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'grant_type': 'client_credential',
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'appid': self.app_id,
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'secret': self.app_secret
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}
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_, ret = self.request(url='/cgi-bin/token', params=parmas, method='get')
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self.token = ret['access_token']
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cache.set(self.app_id + '_token', self.token, timeout=3600)
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time.sleep(3000)
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def setup(self):
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t = Thread(target=self._get_token_loop, args=(), daemon=True)
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t.start()
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def __del__(self):
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"""
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自定义销毁
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"""
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self.isRuning = False
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# self.t.join()
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def request(self, url: str, method: str, params=dict(), json=dict(), timeout=10,
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file_path_rela=None, raise_exception=True):
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if not settings.WX_ENABLED:
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raise ParseError('微信公众号未启用')
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self.log = {"requested_at": now(), "id": uuid.uuid4(), "path": url, "method": method,
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"params": params, "body": json, "target": "wx", "result": 10}
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files = None
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if file_path_rela: # 相对路径
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files = {'file': open(settings.BASE_DIR + file_path_rela, 'rb')}
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try:
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if params:
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url = url.format(**params)
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self.log.update({"path": url})
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r = getattr(requests, method)('{}{}'.format('https://api.weixin.qq.com', url),
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params=params, json=json,
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timeout=timeout, files=files, verify=False)
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except Exception:
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errors = traceback.format_exc()
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myLogger.error('微信错误', exc_info=True)
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self.handle_log(result='error', errors=errors)
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if raise_exception:
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raise APIException(**WX_REQUEST_ERROR)
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return 'error', WX_REQUEST_ERROR
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# if settings.DEBUG:
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# print_roundtrip(r)
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if r.status_code == 200:
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ret = r.json()
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if 'errcode' in ret and ret['errcode'] not in [0, '0']:
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detail = '微信错误:' + \
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'{}|{}'.format(str(ret['errcode']), ret.get('errmsg', ''))
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err_detail = dict(detail=detail, code='wx_'+str(ret['errcode']))
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self.handle_log(result='fail', response=ret)
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if raise_exception:
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raise ParseError(**err_detail)
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return 'fail', dict(detail=detail, code='wx_'+str(ret['errcode']))
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# self.handle_log(result='success', response=ret) # 成功的日志就不记录了
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return 'success', ret
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self.handle_log(result='error', response=None)
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if raise_exception:
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raise APIException(**WX_REQUEST_ERROR)
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return 'error', WX_REQUEST_ERROR
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def _get_response_ms(self):
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"""
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Get the duration of the request response cycle is milliseconds.
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In case of negative duration 0 is returned.
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"""
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response_timedelta = now() - self.log["requested_at"]
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response_ms = int(response_timedelta.total_seconds() * 1000)
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return max(response_ms, 0)
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def handle_log(self, result, response=None, errors=None):
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self.log.update({
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"result": result,
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"response": response,
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"response_ms": self._get_response_ms(),
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"errors": errors
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})
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Tlog(**self.log).save()
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def get_basic_info(self, code):
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params = {
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'appid': self.app_id,
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'secret': self.app_secret,
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'code': code,
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'grant_type': 'authorization_code'
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}
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_, res = self.request('/sns/oauth2/access_token', params=params, method='get')
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return res
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def send_tem_msg(self, data: dict):
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"""发送模板消息
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"""
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_, res = self.request('/cgi-bin/message/template/send',
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params={'access_token': self.token}, json=data, method='post')
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return res
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wxClient = WxClient()
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