make sure target_height is at least 1px

plone · Mar 17, 2023 · c0d869d · c0d869d
1 parent 8ad7bff
commit c0d869d
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/news/75.bugfix b/news/75.bugfix
@@ -0,0 +1 @@
+make sure target_height is at least 1px [MrTango]
diff --git a/plone/scale/scale.py b/plone/scale/scale.py
@@ -259,16 +259,15 @@ def _calculate_all_dimensions(
             width = float(original_width) / float(original_height) * height
         elif height is None:
             height = float(original_height) / float(original_width) * width
-
         # keep aspect ratio of original
         target_width = original_width
         target_height = original_height
         if target_width > width:
             target_height = int(max(target_height * width / target_width, 1))
-            target_width = int(width)
+            target_width = int(width) or 1
         if target_height > height:
             target_width = int(max(target_width * height / target_height, 1))
-            target_height = int(height)
+            target_height = int(height) or 1
 
         dimensions.target_width = target_width
         dimensions.target_height = target_height
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		make sure target_height is at least 1px [MrTango]