ModelForm--定制样式

class StarkModelForm(forms.ModelForm):
    """
    统一定制ModelForm类的样式
    """

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        for name, field in self.fields.items():
            field.widget.attrs[‘class‘] = ‘form-control‘

#编写一个类，在继承父类ModelForm的继承上，对每个字段循环，给他们统一添加一个class， 这样在bootstrap下可以统一样式

class AddModelForm(StarkModelForm):
    class Meta:
        model = 数据库中的类
        fields = ‘__all__‘ # 也可以自定义选择显示字段

class StarkModelForm(forms.ModelForm):
    """
    统一定制ModelForm类的样式
    """

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        for name, field in self.fields.items():
            field.widget.attrs[‘class‘] = ‘form-control‘

#编写一个类，在继承父类ModelForm的继承上，对每个字段循环，给他们统一添加一个class， 这样在bootstrap下可以统一样式


class AddModelForm(StarkModelForm):

　　class Meta:

　　model = models.UserInfo

    fields = [‘name‘, ‘password‘, ‘re_pwd‘, ‘nickname‘, ‘gender‘, ‘phone‘, ‘email‘, ‘depart‘, ‘role‘]
    widgets = {
        ‘password‘: forms.PasswordInput
    }

# widgets 设置插件， 可以根据不同的字段设置各种参数
　　　　　　

class StarkModelForm(forms.ModelForm):

    """
    统一定制ModelForm类的样式
    """

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        for name, field in self.fields.items():
            field.widget.attrs[‘class‘] = ‘form-control‘

class UserInfoAddModelForm(StarkModelForm):
    """
    添加用户的ModelForm
    """
    re_pwd = forms.CharField(label=‘确认密码‘, widget=forms.PasswordInput) #单独定制widget

    class Meta:
        model = models.UserInfo
        fields = [‘name‘, ‘password‘, ‘re_pwd‘, ‘nickname‘, ‘gender‘, ‘phone‘, ‘email‘, ‘depart‘, ‘role‘]
        widgets = {
            ‘password‘: forms.PasswordInput,
        }

class StarkModelForm(forms.ModelForm):
    """
    统一定制ModelForm类的样式
    """

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        for name, field in self.fields.items():
            field.widget.attrs[‘class‘] = ‘form-control‘





class UserInfoAddModelForm(StarkModelForm):
    """
    添加用户的ModelForm
    """
    re_pwd = forms.CharField(label=‘确认密码‘, widget=forms.PasswordInput)

    class Meta:
        model = models.UserInfo
        fields = [‘name‘, ‘password‘, ‘re_pwd‘, ‘nickname‘, ‘gender‘, ‘phone‘, ‘email‘, ‘depart‘, ‘role‘]
        widgets = {
            ‘password‘: forms.PasswordInput,
        }

    def clean_re_pwd(self):
        """
        验证密码是否一致
        :return:
        """
        password = self.cleaned_data.get(‘password‘)
        re_pwd = self.cleaned_data.get(‘re_pwd‘)
        if password != re_pwd:
            raise ValidationError(‘两次密码不一致‘)
        return re_pwd

    def clean_name(self):
        """
        验证用户是否注册
        :return:
        """
        username = self.cleaned_data[‘name‘]
        r_username = models.UserInfo.objects.filter(name=username)
        if r_username:
            raise ValidationError(‘用户名已存在‘)
        return username

   

from web.utils.md5 import gen_md5

class UserInfoAddModelForm(StarkModelForm):
    """
    添加用户的ModelForm
    """
    re_pwd = forms.CharField(label=‘确认密码‘, widget=forms.PasswordInput)

    class Meta:
        model = models.UserInfo
        fields = [‘name‘, ‘password‘, ‘re_pwd‘, ‘nickname‘, ‘gender‘, ‘phone‘, ‘email‘, ‘depart‘, ‘role‘]
        widgets = {
            ‘password‘: forms.PasswordInput,
        }

   
    def clean(self):
        """
        全局钩子，将密码加密后存入数据库
        :return:
        """
        password = self.cleaned_data.get(‘password‘)
        self.cleaned_data[‘password‘] = gen_md5(password)
        return self.cleaned_data

import hashlib


def gen_md5(origin):
    """
    md5加密
    :param origin:
    :return:
    """
    ha = hashlib.md5()
    ha.update(origin.encode(‘utf-8‘))
    return ha.hexdigest()