Fix image handling for thumbnails, use `path()`

.gitignore

 .vscode/
 *.py[cod]
 *.egg-info/
+space_images/
\ No newline at end of file

spotseeker_server/models.py

@@ -359,7 +359,7 @@ class SpotImage(models.Model):
                     self.image.file.multiple_chunks()):
                 img = Image.open(self.image.file.temporary_file_path())
             else:
-                img = Image.open(self.image.name)
+                img = Image.open(self.image.file)
         except:
             raise ValidationError('Not a valid image format')
 
@@ -560,7 +560,7 @@ class ItemImage(models.Model):
                     self.image.file.multiple_chunks()):
                 img = Image.open(self.image.file.temporary_file_path())
             else:
-                img = Image.open(self.image)
+                img = Image.open(self.image.file)
         except:
             raise ValidationError('Not a valid image format')
 

spotseeker_server/test/images/__init__.py

+from io import BytesIO
+
 from spotseeker_server.test import SpotServerTestCase
 
 
@@ -6,9 +8,11 @@ class ImageTestCase(SpotServerTestCase):
     def upload_image(self, image_file_name, url, extra_args=None):
         c = self.client
         with open(image_file_name, 'rb') as f:
-            res_args = {'image': f}
+            img = BytesIO(f.read())
+            img.name = image_file_name
+            res_args = {'image': img}
             if extra_args:
                 res_args.update(extra_args)
-            response = c.post(url, res_args)
+            response = c.post(url, data=res_args)
 
         return response

spotseeker_server/urls.py

@@ -22,6 +22,7 @@
 
 from django.conf.urls import include, url
 from django.views.decorators.csrf import csrf_exempt
+from django.urls import path
 from spotseeker_server.views.buildings import BuildingListView
 from spotseeker_server.views.spot import SpotView
 from spotseeker_server.views.search import SearchView
@@ -41,65 +42,55 @@ from spotseeker_server.views.add_item_image import AddItemImageView
 from spotseeker_server.views.item_thumbnail import ItemThumbnailView
 
 urlpatterns = [
-    url(r'v1/null$', csrf_exempt(NullView().run)),
+    path('v1/null', csrf_exempt(NullView().run)),
     url(r'v1/spot/(?P<spot_id>(\d+|external:[\w-]+))$',
         csrf_exempt(SpotView().run), name='spot'),
     url(r'v1/spot/?$',
         csrf_exempt(SearchView().run),
         name='spot-search'),
-    url(r'v1/spot/all$',
+    path('v1/spot/all',
         csrf_exempt(AllSpotsView().run),
         name='spots'),
     url(r'v1/buildings/?$',
         csrf_exempt(BuildingListView().run),
         name='buildings'),
-    url(r'v1/schema$',
-        csrf_exempt(SchemaGenView().run),
-        name='schema'),
-    url(r'v1/spot/(?P<spot_id>\d+)/image$',
-        csrf_exempt(AddImageView().run)),
-    url(r'v1/spot/(?P<spot_id>\d+)/image/'
-        '(?P<image_id>\d+)$',
-        csrf_exempt(ImageView().run),
-        name='spot-image'),
-    url(r'v1/spot/(?P<spot_id>\d+)/image/'
-        '(?P<image_id>\d+)/thumb/constrain/'
-        '(?P<thumb_dimensions>.+)?$',
-        csrf_exempt(ThumbnailView().run),
-        {'constrain': True}),
-    url(r'v1/spot/(?P<spot_id>\d+)/image/'
-        '(?P<image_id>\d+)/thumb/'
-        '(?P<thumb_dimensions>.+)?$',
-        csrf_exempt(ThumbnailView().run),
-        name='spot-image-thumb'),
-    url(r'v1/item/(?P<item_id>\d+)/image$',
-        csrf_exempt(AddItemImageView().run)),
-    url(r'v1/item/(?P<item_id>\d+)/image/'
-        '(?P<image_id>\d+)$',
-        csrf_exempt(ItemImageView().run),
-        name='item-image'),
-    url(r'v1/item/(?P<item_id>\d+)/image/'
-        '(?P<image_id>\d+)/thumb/constrain/'
-        '(?P<thumb_dimensions>.+)?$',
+    path('v1/schema',
+         csrf_exempt(SchemaGenView().run),
+         name='schema'),
+    path('v1/spot/<int:spot_id>/image',
+         csrf_exempt(AddImageView().run)),
+    path('v1/spot/<int:spot_id>/image/<int:image_id>',
+         csrf_exempt(ImageView().run),
+         name='spot-image'),
+    path('v1/spot/<int:spot_id>/image/<int:image_id>/thumb/constrain/<str:thumb_dimensions>',
+         csrf_exempt(ThumbnailView().run),
+         {'constrain': True}),
+    path('v1/spot/<int:spot_id>/image/<int:image_id>/thumb/<str:thumb_dimensions>',
+         csrf_exempt(ThumbnailView().run),
+         name='spot-image-thumb'),
+    path('v1/item/<int:item_id>/image',
+         csrf_exempt(AddItemImageView().run)),
+    path('v1/item/<int:item_id>/image/<int:image_id>',
+         csrf_exempt(ItemImageView().run),
+         name='item-image'),
+    path('v1/item/<int:item_id>/image/<int:image_id>/thumb/constrain/<str:thumb_dimensions>',
         csrf_exempt(ItemThumbnailView().run),
         {'constrain': True}),
-    url(r'v1/item/(?P<item_id>\d+)/image/'
-        '(?P<image_id>\d+)/thumb/'
-        '(?P<thumb_dimensions>.+)?$',
+    path('v1/item/<int:item_id>/image/<int:image_id>/thumb/<str:thumb_dimensions>',
         csrf_exempt(ItemThumbnailView().run),
         name='item-image-thumb'),
-    url(r'v1/spot/(?P<spot_id>\d+)/reviews$',
-        csrf_exempt(ReviewsView().run)),
+    path('v1/spot/<int:spot_id>/reviews',
+         csrf_exempt(ReviewsView().run)),
     url(r'v1/user/me/favorites/?$',
         csrf_exempt(FavoritesView().run)),
-    url(r'v1/user/me$',
+    path('v1/user/me',
         csrf_exempt(PersonView().run)),
-    url(r'v1/user/me/favorite/(?P<spot_id>\d+)$',
+    path('v1/user/me/favorite/<int:spot_id>',
         csrf_exempt(FavoritesView().run)),
-    url(r'v1/spot/(?P<spot_id>\d+)/share$',
+    path('v1/spot/<int:spot_id>/share',
         csrf_exempt(ShareSpaceView().run)),
-    url(r'v1/spot/(?P<spot_id>\d+)/shared$',
+    path('v1/spot/<int:spot_id>/shared',
         csrf_exempt(SharedSpaceReferenceView().run)),
-    url(r'v1/reviews/unpublished$',
+    path('v1/reviews/unpublished',
         csrf_exempt(UnpublishedReviewsView().run)),
 ]

spotseeker_server/views/thumbnail.py

@@ -25,7 +25,7 @@ from spotseeker_server.models import SpotImage, Spot
 from django.http import HttpResponse
 from django.utils.http import http_date
 from spotseeker_server.require_auth import app_auth_required
-from io import StringIO
+from io import BytesIO
 from PIL import Image
 import time
 import re
@@ -90,7 +90,7 @@ class ThumbnailView(RESTDispatch):
         else:
             thumb = im.resize((thumb_width, thumb_height), Image.ANTIALIAS)
 
-        tmp = StringIO()
+        tmp = BytesIO()
         thumb.save(tmp, im.format, quality=95)
         tmp.seek(0)