evidence/forms.py

@@ -37,6 +37,8 @@ class UploadForm(forms.Form):
                 if exist_annotation:
                     raise ValidationError("error: {} exist".format(file_name))
 
+            except ValueError:
+                raise ValidationError("Error in parsing JSON: {}. Check for file corruption.".format(file_name))
             except Exception:
                 raise ValidationError("error in: {}".format(file_name))
 

evidence/management/commands/up_snapshots.py

@@ -47,13 +47,19 @@ class Command(BaseCommand):
                 self.open(filepath)
 
     def open(self, filepath):
-        with open(filepath, 'r') as file:
-            content = json.loads(file.read())
-            path_name = save_in_disk(content, self.user.institution.name)
-            self.snapshots.append((content, path_name))
+        try:
+            with open(filepath, 'r') as file:
+                content = json.loads(file.read())
+                path_name = save_in_disk(content, self.user.institution.name)
+                self.snapshots.append((content, path_name))
+        except json.JSONDecodeError:
+            raise ValueError(f"Invalid JSON format in file {filepath}.")
+        #or we cath'em all
+        except Exception as e:
+            raise Exception(f"Oops! Something went wrong there")
 
     def parsing(self):
-        for s, p in self.snapshots:
+            for s, p in self.snapshots:
             try:
                 self.devices.append(Build(s, self.user))
                 move_json(p, self.user.institution.name)