Added two_fields_in_one_model demo.

Author: dzhuang

demo/settings.py

@@ -39,7 +39,8 @@
     'galleryfield',
     'sorl.thumbnail',
     'demo',
-    'demo_custom'
+    'demo_custom',
+    'demo_multiple_fields_1_model'
 ]
 
 MIDDLEWARE = [

demo/urls.py

@@ -16,6 +16,9 @@
     path('admin/', admin.site.urls),
 ]
 
-urlpatterns += [path(r"custom/", include("demo_custom.urls"))]
+urlpatterns += [
+    path(r"custom/", include("demo_custom.urls")),
+    path(r"multifields/", include("demo_multiple_fields_1_model.urls")),
+]
 
 urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

demo_multiple_fields_1_model/__init__.py

@@ -0,0 +1 @@
+

demo_multiple_fields_1_model/admin.py

@@ -0,0 +1,9 @@
+from django.apps import AppConfig
+
+
+class DemoCustomConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'demo_multiple_fields_1_model'
+
+    def ready(self):
+        import demo_multiple_fields_1_model.receivers  # noqa

demo_multiple_fields_1_model/apps.py

@@ -0,0 +1,76 @@
+from django.core.exceptions import PermissionDenied
+from galleryfield.image_views import ImageCreateView, ImageListView, ImageCropView
+
+
+class MyImage1CreateView(ImageCreateView):
+    target_model = "demo_multiple_fields_1_model.MyImage1"
+    disable_server_side_crop = False
+
+    def create_instance_from_form(self, form):
+        self.object = form.save(commit=False)
+        self.object.creator = self.request.user
+        self.object.save()
+
+
+class MyImage1ListView(ImageListView):
+    target_model = "event.MyImage1"
+    disable_server_side_crop = False
+
+    def get_queryset(self):
+        queryset = super().get_queryset()
+        if not self.request.user.is_superuser:
+            queryset = queryset.filter(creator=self.request.user)
+        return queryset
+
+
+class MyImage1CropView(ImageCropView):
+    target_model = "demo_multiple_fields_1_model.MyImage1"
+    disable_server_side_crop = False
+
+    def get_object(self, queryset=None):
+        obj = super().get_object(queryset=None)
+        if not self.request.user.is_superuser and obj.creator != self.request.user:
+            raise PermissionDenied("May not crop other user's image")
+        return obj
+
+    def create_cropped_instance_from_form(self, form):
+        # we don't need to set self.object.creator here because
+        # it's copied from the original instance.
+        self.object = form.save()
+
+
+class MyImage2CreateView(ImageCreateView):
+    target_model = "demo_multiple_fields_1_model.MyImage2"
+    disable_server_side_crop = False
+
+    def create_instance_from_form(self, form):
+        self.object = form.save(commit=False)
+        self.object.creator = self.request.user
+        self.object.save()
+
+
+class MyImage2ListView(ImageListView):
+    target_model = "demo_multiple_fields_1_model.MyImage2"
+    disable_server_side_crop = False
+
+    def get_queryset(self):
+        queryset = super().get_queryset()
+        if not self.request.user.is_superuser:
+            queryset = queryset.filter(creator=self.request.user)
+        return queryset
+
+
+class MyImage2CropView(ImageCropView):
+    target_model = "demo_multiple_fields_1_model.MyImage2"
+    disable_server_side_crop = False
+
+    def get_object(self, queryset=None):
+        obj = super().get_object(queryset=None)
+        if not self.request.user.is_superuser and obj.creator != self.request.user:
+            raise PermissionDenied("May not crop other user's image")
+        return obj
+
+    def create_cropped_instance_from_form(self, form):
+        # we don't need to set self.object.creator here because
+        # it's copied from the original instance.
+        self.object = form.save()

demo_multiple_fields_1_model/forms.py

@@ -0,0 +1,57 @@
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+from django.conf import settings
+from django.utils.timezone import now
+from galleryfield.fields import GalleryField
+from django.core.files.storage import default_storage
+from PIL import Image
+
+
+def fileName(image):
+    file_url = list(image.url.split("/"))
+    file_url.reverse()
+    file_name = file_url[0].split(".")[0]
+    return file_name
+
+
+class MyImage1(models.Model):
+    photo1 = models.ImageField(
+        upload_to="my_images1", storage=default_storage, verbose_name=_("Image1")
+    )
+    creator = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        null=False,
+        blank=False,
+        verbose_name=_("Creator"),
+        on_delete=models.CASCADE,
+    )
+
+    @classmethod
+    def get_image_field(cls):
+        return cls._meta.get_field("photo1")
+
+
+class MyImage2(models.Model):
+    photo2 = models.ImageField(
+        upload_to="my_images2", storage=default_storage, verbose_name=_("Image2")
+    )
+
+    @classmethod
+    def get_image_field(cls):
+        return cls._meta.get_field("photo2")
+
+
+class MyGallery(models.Model):
+    album1 = GalleryField(
+        target_model="demo_multiple_fields_1_model.MyImage1",
+        verbose_name=_("My photos"))
+    album2 = GalleryField(
+        target_model="demo_multiple_fields_1_model.MyImage2",
+        verbose_name=_("My photos2"))
+    owner = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        null=False,
+        blank=False,
+        verbose_name=_("Owner"),
+        on_delete=models.CASCADE,
+    )