104 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			104 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Python
		
	
	
	
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 WxmpClient:
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    """
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    微信小程序相关
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    """
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    def __init__(self, app_id='', app_secret='') -> None:
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        self.wxmp_enabled = getattr(settings, 'WXMP_ENABLED', False)
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        self.app_id, self.app_secret = None, None
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        if self.wxmp_enabled:
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            self.app_id = app_id if app_id else getattr(settings, 'WXMP_APPID', False)
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            self.app_secret = app_secret if app_secret else getattr(settings, 'WXMP_APPSECRET', False)
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            self.log = {}
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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 self.wxmp_enabled:
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            raise ParseError('微信小程序未启用')
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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('微信小程序错误', 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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            'js_code': code,
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            'grant_type': 'authorization_code'
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        }
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        _, res = self.request('/sns/jscode2session', params=params, method='get')
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        return res
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wxmpClient = WxmpClient()
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