django进阶三

纵饮孤独 提交于 2020-03-23 08:24:19

Form

django中的form一般有两种功能

1.输入html

2.验证用户输入

 1 #!/usr/bin/env python
 2 # -*- coding:utf-8 -*-
 3 import re
 4 from django import forms
 5 from django.core.exceptions import ValidationError
 6 
 7 
 8 def mobile_validate(value):
 9     mobile_re = re.compile(r'^(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$')
10     if not mobile_re.match(value):
11         raise ValidationError('手机号码格式错误')
12 
13 
14 class PublishForm(forms.Form):
15 
16     user_type_choice = (
17         (0, u'普通用户'),
18         (1, u'高级用户'),
19     )
20 
21     user_type = forms.IntegerField(widget=forms.widgets.Select(choices=user_type_choice,
22                                                                   attrs={'class': "form-control"}))
23 
24     title = forms.CharField(max_length=20,
25                             min_length=5,
26                             error_messages={'required': u'标题不能为空',
27                                             'min_length': u'标题最少为5个字符',
28                                             'max_length': u'标题最多为20个字符'},
29                             widget=forms.TextInput(attrs={'class': "form-control",
30                                                           'placeholder': u'标题5-20个字符'}))
31 
32     memo = forms.CharField(required=False,
33                            max_length=256,
34                            widget=forms.widgets.Textarea(attrs={'class': "form-control no-radius", 'placeholder': u'详细描述', 'rows': 3}))
35 
36     phone = forms.CharField(validators=[mobile_validate, ],
37                             error_messages={'required': u'手机不能为空'},
38                             widget=forms.TextInput(attrs={'class': "form-control",
39                                                           'placeholder': u'手机号码'}))
40 
41     email = forms.EmailField(required=False,
42                             error_messages={'required': u'邮箱不能为空','invalid': u'邮箱格式错误'},
43                             widget=forms.TextInput(attrs={'class': "form-control", 'placeholder': u'邮箱'}))
44 
45 Form

 

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