1.后端
from django import froms
from django import forms
from app import models
class RegForm(forms.Form):
username=forms.CharField(max_length=8,min_length=3,label=‘用户名‘,error_messages={
‘max_length‘:‘用户名最长八位‘,‘min_length‘:‘用户名最短三位‘,‘required‘:‘用户名不能为空‘,},widget=forms.widgets.TextInput(attrs={‘class‘:‘form-control‘}))
password=forms.CharField(max_length=8,label="密码",error_messages={
‘max_length‘:‘密码最长八位‘,‘min_length‘:‘密码最短三位‘,‘required‘:‘密码不能为空‘
},widget=forms.widgets.PasswordInput(attrs={‘class‘:‘form-control‘}))
confirm_password = forms.CharField(max_length=8,label="确认密码",error_messages={
‘max_length‘: ‘密码最长八位‘,‘min_length‘: ‘密码最短三位‘,‘required‘: ‘密码不能为空‘
},widget=forms.widgets.PasswordInput(attrs={‘class‘:‘form-control‘}))
email=forms.EmailField(label=‘邮箱‘,error_messages={
‘lnvalid‘:‘邮箱格式错误‘,‘required‘:‘邮箱不能为空‘,widget=forms.widgets.EmailInput(attrs={‘class‘:‘form-control‘}))
def clean_username(self):
username=self.cleaned_data.get(‘username‘)
user_obj=models.Userinfo.objects.filter(username=username).first()
if user_obj:
self.add_error(‘username‘,‘用户名已存在‘)
else:
return username
def clean(self):
password=self.cleaned_data.get(‘password‘)
confir_password=self.cleaned_data.get(‘confirm_password‘)
if not password == confir_password:
self.add_error(‘confirm_password‘,‘两次密码不一致‘)
else:
return self.cleaned_data