def get(self, request):
print(dir(request))
user_id = request.session.get('backs_user_id', None)
token = request.session.get('backs_token', None)
#如果session有效，则跳转到后台首页
if user_id and token and token == backs_token(user_id):
self.NEXT_PATH = self.request.GET.get('next') if bool(
self.request.GET.get('next')) else self.NEXT_PATH
return redirect(self.NEXT_PATH)
return render(request, self.template_name)
def is_login(self, *args, **kwargs):
token = self.request.session.get('backs_token', None)
self.user = self.request.user
self.username = self.request.session.get('backs_username', None)
self.user_id = self.request.session.get('backs_user_id', None)
if not self.user_id or token != backs_token(
self.user_id) or not self.user:
url = BACKS_LOGIN_URL
if self.request.path.count("next") > 3:
return redirect(url)
if "?" not in url:
url += "?" + urllib.urlencode(dict(next=self.request.path))
return redirect(url)
return view_func(self, *args, **kwargs)
def post(self, request, template_name='backs/login.html'):
username = self.request.POST.get("username", None)
password = self.request.POST.get("password", None)
user = authenticate(username=username, password=password)
if user and user.is_active:
user.last_login = datetime.now()
user.save()
self.request.session["backs_username"] = user.username
self.request.session["backs_user_id"] = user.id
self.request.session["backs_token"] = backs_token(user.id)
self.request.session["backs_role"] = str(
1 if user.is_superuser else 0) #权限级别
#登录记录
self.NEXT_PATH = self.request.GET.get('next') if bool(
self.request.GET.get('next')) else self.NEXT_PATH
return redirect(self.NEXT_PATH)
return render(request, self.template_name)