### cms登錄post請求 ``` def post(self): # 驗證表單 form = LoginForm(request.form) if form.validate(): email = form.email.data password = form.password.data remember = form.remember.data user = CMSUser.query.filter_by(email=email).first() if user and user.check_password(password): session['user_id'] = user.id if remember: # 持久化 # 如果設置session.parmanet=True，那么過期時間是31天 session.permanent = True # 反轉藍圖規則:藍圖名.視圖 return redirect(url_for('cms.index')) else: return self.get(message="郵箱或密碼錯誤") else: # print(form.errors) message = form.errors.popitem()[1][0] return self.get(message=message) ``` ### 驗證表單 ``` from wtforms import Form,StringField,IntegerField from wtforms.validators import Email,InputRequired,Length # 驗證登錄表單 class LoginForm(Form): email = StringField(validators=[Email(message="請輸入正確的郵箱格式")]) password = StringField(validators=[Length(6,20,message="請輸入正確格式的密碼")]) remember = IntegerField() ```