Ability to have hidden and always equal to email

README.md

@@ -53,6 +53,7 @@ BASETHEME_BOOTSTRAP_TEMPLATE_LOCATION_PROJECT = "test_app_1"
 BASETHEME_BOOTSTRAP_USER_PREFERENCE_MODEL_ENABLED = True
 BASETHEME_BOOTSTRAP_USER_PREFERENCE_MODEL_LOCATION_APP = "test_app_1"
 BASETHEME_BOOTSTRAP_USER_PREFERENCE_MODEL_NAME = "MyUserPreferences"
+BASETHEME_BOOTSTRAP_USERNAME_IS_EMAIL = False
 
 ################################################################################
 ```

basetheme_bootstrap/forms.py

-import itertools
-
+from django.conf import settings
 from django.contrib.auth import get_user_model
 from django.contrib.auth.forms import UserCreationForm, UsernameField, UserChangeForm
-from django.db.models.query_utils import Q
+from django.db.models import Q
 from django.forms import ModelForm
-from django.utils.translation import ugettext as _
+from django.urls import reverse
+from django.utils.safestring import mark_safe
+from django.utils.translation import ugettext_lazy as _
+
+
+class CleanUsernameAndSuggestReset:
+    class Meta:
+        abstract = True
+
+    @property
+    def is_username_is_email(self):
+        try:
+            return settings.BASETHEME_BOOTSTRAP_USERNAME_IS_EMAIL
+        except AttributeError:
+            return False
 
+    def clean(self):
+        f = super().clean()
+        qs = get_user_model().objects
+        if hasattr(self, 'instance'):
+            qs = qs.filter(~Q(id=self.instance.id))
+        if qs.filter(email=f["email"]).exists() or \
+                not self.is_username_is_email and \
+                qs.filter(username=f.get("username", "")).exists():
+            self.add_error("email", mark_safe(_(
+                'The email already exists, if you have lost your password you can reset it '
+                '<a href="%s">here</a>.') % (reverse('basetheme_bootstrap:password_reset'))))
+        return f
 
-class UserCreationFormWithMore(UserCreationForm):
+
+class UserCreationFormWithMore(CleanUsernameAndSuggestReset, UserCreationForm):
     class Meta:
         model = get_user_model()
         fields = ("username", "email", "first_name", "last_name")
@@ -16,15 +42,39 @@ class UserCreationFormWithMore(UserCreationForm):
     def __init__(self, *args, **kwargs):
         super(UserCreationFormWithMore, self).__init__(*args, **kwargs)
         self.fields['email'].widget.attrs.update({'required': True})
+        if self.is_username_is_email:
+            del self.fields['username']
+
+    def save(self, commit=True):
+        user = super().save(commit=False)
+        if self.is_username_is_email:
+            user.username = user.email
+        if commit:
+            user.save()
+        return user
 
 
-class MyUserChangeForm(UserChangeForm):
+class MyUserChangeForm(CleanUsernameAndSuggestReset, UserChangeForm):
     class Meta:
         model = get_user_model()
         fields = ("username", "email", "first_name", "last_name", "password")
 
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        if self.is_username_is_email:
+            del self.fields['username']
+            self.fields['email'].widget.attrs.update({'required': True})
+
+    def save(self, commit=True):
+        user = super().save(commit=False)
+        if self.is_username_is_email:
+            user.username = user.email
+        if commit:
+            user.save()
+        return user
+
 
 class UserDeleteForm(ModelForm):
     class Meta:
         model = get_user_model()
-        fields = ()
+        fields = ()
\ No newline at end of file

basetheme_bootstrap/tests.py

@@ -38,16 +38,54 @@ class SignUpTests(TestCase):
 
     def test_sign_up_form_view(self):
         user_count = get_user_model().objects.count()
-        response = self.client.post(reverse('basetheme_bootstrap:signup'), {
+        data = {
             'username': "userAAA",
             'email': "userAAA@mp.com",
             'password1': "user@mp.comuser@mp.comuser@mp.comuser@mp.com",
             'password2': "user@mp.comuser@mp.comuser@mp.comuser@mp.com",
             'first_name': "user"
-        })
+        }
+        response = self.client.post(reverse('basetheme_bootstrap:signup'), data)
         self.assertEqual(response.status_code, 302)
         self.assertRedirects(response, expected_url=reverse('home'), )
         self.assertEqual(get_user_model().objects.count(), user_count + 1)
+        user = get_user_model().objects.last()
+        self.assertEqual(user.username, data["username"])
+        self.assertEqual(user.email, data["email"])
+
+
+@override_settings(
+    BASETHEME_BOOTSTRAP_USERNAME_IS_EMAIL=True,
+)
+class SignUpWithoutUsernameTests(TestCase):
+
+    def test_sign_up_form_view(self):
+        user_count = get_user_model().objects.count()
+        data = {
+            'email': "userAAA@mp.com",
+            'password1': "user@mp.comuser@mp.comuser@mp.comuser@mp.com",
+            'password2': "user@mp.comuser@mp.comuser@mp.comuser@mp.com",
+            'first_name': "user"
+        }
+        response = self.client.post(reverse('basetheme_bootstrap:signup'), data)
+        self.assertEqual(response.status_code, 302)
+        self.assertRedirects(response, expected_url=reverse('home'), )
+        self.assertEqual(get_user_model().objects.count(), user_count + 1)
+        user = get_user_model().objects.last()
+        self.assertEqual(user.username, data["email"])
+        self.assertEqual(user.email, data["email"])
+
+    def test_sign_up_detecte_duplicate_email(self):
+        get_user_model().objects.create(username="toto",email="userAAA@mp.com")
+        user_count = get_user_model().objects.count()
+        data = {
+            'email': "userAAA@mp.com",
+            'password1': "user@mp.comuser@mp.comuser@mp.comuser@mp.com",
+            'password2': "user@mp.comuser@mp.comuser@mp.comuser@mp.com",
+            'first_name': "user"
+        }
+        response = self.client.post(reverse('basetheme_bootstrap:signup'), data)
+        self.assertEqual(response.status_code, 200)
 
 
 class TestWithTemplatesInPlace(SignUpTests):

basetheme_bootstrap/views.py

@@ -57,7 +57,7 @@ def signup(request):
                 user.is_superuser = True
                 user.is_staff = True
                 user.save()
-            username = form.cleaned_data.get('username')
+            username = user.username
             raw_password = form.cleaned_data.get('password1')
             user = authenticate(username=username, password=raw_password)
             request.user = user

setup.py

@@ -7,7 +7,7 @@ readme = open('README.rst').read()
 
 setup(
     name='django-basetheme-bootstrap',
-    version='0.2.6',
+    version='0.2.7',
     description='Django Basetheme Bootstrap',
     long_description=readme,
     author='Bryan Brancotte',

tests/settings.py

@@ -136,6 +136,7 @@ BASETHEME_BOOTSTRAP_TEMPLATE_LOCATION_PROJECT = "test_app_1"
 BASETHEME_BOOTSTRAP_USER_PREFERENCE_MODEL_ENABLED = True
 BASETHEME_BOOTSTRAP_USER_PREFERENCE_MODEL_LOCATION_APP = "test_app_1"
 BASETHEME_BOOTSTRAP_USER_PREFERENCE_MODEL_NAME = "MyUserPreferences"
+# BASETHEME_BOOTSTRAP_USERNAME_IS_EMAIL = True # default is False
 
 ################################################################################
 # Various debug stuff