text: from django import forms
  from django.contrib import admin
  from django.contrib.auth.models import Group
  from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
  from django.contrib.auth.forms import ReadOnlyPasswordHashField
  
  from wink.models import WinkUser
  from wink.models import WinkAPI
  
  
  class UserCreationForm(forms.ModelForm):
  	"""A form for creating new users. Includes all the required
  	fields, plus a repeated password."""
  	password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
  	password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
  
  	class Meta:
  		model = WinkUser
  		fields = ('email', 'wink_username', 'wink_password')
  
  	def clean_password2(self):
  		# Check that the two password entries match
  		password1 = self.cleaned_data.get("password1")
  		password2 = self.cleaned_data.get("password2")
  		if password1 and password2 and password1 != password2:
  			raise forms.ValidationError("Passwords don't match")
  		return password2
  
  	def save(self, commit=True):
  		# Save the provided password in hashed format
  		user = super(UserCreationForm, self).save(commit=False)
  		user.set_password(self.cleaned_data["password1"])
  		if commit:
  			user.save()
  		return user
  
  
  class UserChangeForm(forms.ModelForm):
  	"""A form for updating users. Includes all the fields on
  	the user, but replaces the password field with admin's
  	password hash display field.
  	"""
  	password = ReadOnlyPasswordHashField()
  	wink_password = ReadOnlyPasswordHashField()
  
  	class Meta:
  		model = WinkUser
  		fields = ('email', 'password', 'wink_username', 'wink_password', 'is_active', 'is_admin')
  
  	def clean_password(self):
  		# Regardless of what the user provides, return the initial value.
  		# This is done here, rather than on the field, because the
  		# field does not have access to the initial value
  		return self.initial["password"]
  
  
  class UserAdmin(BaseUserAdmin):
  	# The forms to add and change user instances
  	form = UserChangeForm
  	add_form = UserCreationForm
  
  	# The fields to be used in displaying the User model.
  	# These override the definitions on the base UserAdmin
  	# that reference specific fields on auth.User.
  	list_display = ('email', 'is_admin')
  	list_filter = ('is_admin',)
  	fieldsets = (
  		(None, {'fields': ('email', 'password')}),
  		('Wink info', {'fields': ('wink_username','wink_password')}),
  		('Permissions', {'fields': ('is_admin',)}),
  	)
  	# add_fieldsets is not a standard ModelAdmin attribute. UserAdmin
  	# overrides get_fieldsets to use this attribute when creating a user.
  	add_fieldsets = (
  		(None, {
  			'classes': ('wide',),
  			'fields': ('email', 'password1', 'password2')}
  		),
  	)
  	search_fields = ('email',)
  	ordering = ('email',)
  	filter_horizontal = ()
  
  # Now register the new UserAdmin...
  admin.site.register(WinkUser, UserAdmin)
  # ... and, since we're not using Django's built-in permissions,
  # unregister the Group model from admin.
  admin.site.unregister(Group)
  
  admin.site.register(WinkAPI)
  