from django.forms import Form
from django.forms import widgets
from django.forms import fields
from django.core.validators import RegexValidator
############## 自定义插件 ##############
class SplitPhoneWidget(widgets.MultiWidget):
def __init__(self):
ws = (
widgets.TextInput(),
widgets.TextInput(),
widgets.TextInput(),
)
super(SplitPhoneWidget, self).__init__(ws)
def decompress(self, value):
"""
处理初始值，当初始值initial不是列表时，调用该方法
:param value:
:return:
"""
if value:
return value.split(',')
return [None, None, None]
############## 自定义字段 ##############
class PhoneField(fields.MultiValueField):
widget = SplitPhoneWidget
def __init__(self, *args, **kwargs):
# Define one message for all fields.
error_messages = {
'incomplete': 'Enter a country calling code and a phone number.',
}
# Or define a different message for each field.
f = (
fields.CharField(
error_messages={'incomplete': 'Enter a country calling code.'},
validators=[
RegexValidator(r'^[0-9]+$', 'Enter a valid country calling code.'),
],
),
fields.CharField(
error_messages={'incomplete': 'Enter a phone number.'},
validators=[RegexValidator(r'^[0-9]+$', 'Enter a valid phone number.')],
),
fields.CharField(
validators=[RegexValidator(r'^[0-9]+$', 'Enter a valid extension.')],
required=False,
),
)
super(PhoneField, self).__init__(error_messages=error_messages, fields=f, require_all_fields=False, *args,
**kwargs)
def compress(self, data_list):
"""
当用户验证都通过后，该值返回给用户
:param data_list:
:return:
"""
return data_list
class DetailForm(Form):
inp = PhoneField()
