add password change view

passbook/core/forms/users.py

@@ -1,6 +1,8 @@
 """passbook core user forms"""
 
 from django import forms
+from django.forms import ValidationError
+from django.utils.translation import gettext_lazy as _
 
 from passbook.core.models import User
 
@@ -12,3 +14,22 @@ class UserDetailForm(forms.ModelForm):
 
         model = User
         fields = ['username', 'first_name', 'last_name', 'email']
+
+class PasswordChangeForm(forms.Form):
+    """Form to update password"""
+
+    password = forms.CharField(label=_('Password'),
+                               widget=forms.PasswordInput(attrs={'placeholder': _('New Password')}))
+    password_repeat = forms.CharField(label=_('Repeat Password'),
+                                      widget=forms.PasswordInput(attrs={
+                                          'placeholder': _('Repeat Password')
+                                      }))
+
+    def clean_password_repeat(self):
+        """Check if Password adheres to filter and if passwords matche"""
+        password = self.cleaned_data.get('password')
+        password_repeat = self.cleaned_data.get('password_repeat')
+        if password != password_repeat:
+            raise ValidationError(_("Passwords don't match"))
+        # TODO: Password policy check
+        return self.cleaned_data.get('password_repeat')