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Change get_wechat_access_token to be classmethod #13

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merged 1 commit into from
Nov 3, 2016
Merged

Change get_wechat_access_token to be classmethod #13

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26 changes: 16 additions & 10 deletions wechat/wrapper.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
import logging
import urllib.request
import xml.etree.ElementTree as ET
from WeChatTicket.settings import WECHAT_TOKEN, WECHAT_APPID, WECHAT_SECRET

from django.http import Http404, HttpResponse
from django.template.loader import get_template
Expand Down Expand Up @@ -112,14 +113,17 @@ def __repr__(self):
class WeChatLib(object):

logger = logging.getLogger('wechatlib')
access_token = ''
access_token_expire = datetime.datetime.fromtimestamp(0)
token = WECHAT_TOKEN
appid = WECHAT_APPID
secret = WECHAT_SECRET

def __init__(self, token, appid, secret):
super(WeChatLib, self).__init__()
self.token = token
self.appid = appid
self.secret = secret
self.access_token = ''
self.access_token_expire = datetime.datetime.fromtimestamp(0)

def check_signature(self, signature, timestamp, nonce):
tmp_list = sorted([self.token, timestamp, nonce])
Expand All @@ -146,20 +150,22 @@ def _http_post(cls, url, data):
def _http_post_dict(cls, url, data):
return cls._http_post(url, json.dumps(data, ensure_ascii=False))

def get_wechat_access_token(self):
if datetime.datetime.now() >= self.access_token_expire:
res = self._http_get(
@classmethod
def get_wechat_access_token(cls):
if datetime.datetime.now() >= cls.access_token_expire:
print("appid=%s secret=%s" %(cls.appid, cls.secret))
res = cls._http_get(
'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=%s&secret=%s' % (
self.appid, self.secret
cls.appid, cls.secret
)
)
rjson = json.loads(res)
if rjson.get('errcode'):
raise WeChatError(rjson['errcode'], rjson['errmsg'])
self.access_token = rjson['access_token']
self.access_token_expire = datetime.datetime.now() + datetime.timedelta(seconds=rjson['expires_in'] - 300)
self.logger.info('Got access token %s', self.access_token)
return self.access_token
cls.access_token = rjson['access_token']
cls.access_token_expire = datetime.datetime.now() + datetime.timedelta(seconds=rjson['expires_in'] - 300)
cls.logger.info('Got access token %s', cls.access_token)
return cls.access_token

def get_wechat_menu(self):
res = self._http_get(
Expand Down