Add cleaning method for grid_template_area to standardize whitespace - Fixes #43

Author: cmcknz77

netbox_device_view/forms.py

@@ -3,13 +3,42 @@
 from .models import DeviceView
 from dcim.models import DeviceType
 from utilities.forms.fields import CSVModelChoiceField
+import re
 
 
 class DeviceViewForm(NetBoxModelForm):
     class Meta:
         model = DeviceView
         fields = ("device_type", "grid_template_area")
 
+    def clean_grid_template_area(self):
+        """
+        Cleans the grid_template_area field input, replacing common
+        non-standard whitespace characters with standard spaces.
+        """
+        # Get the data from the cleaned_data dictionary
+        grid_string = self.cleaned_data["grid_template_area"]
+
+        if grid_string:  # Ensure the string is not empty before processing
+            # Replace Non-Breaking Spaces (U+00A0) with standard spaces
+            cleaned_string = grid_string.replace("\u00a0", " ")
+
+            # Add replacements for other problematic unicode whitespaces.
+            cleaned_string = cleaned_string.replace("\u2005", " ")  # Four-per-em space
+
+            # Optional: You could add further standardization here, e.g.,
+            # replacing any sequence of whitespace with a single space:
+            # cleaned_string = re.sub(r'\s+', ' ', cleaned_string).strip()
+            # But be cautious this doesn't alter intended structure if internal
+            # newlines/spacing within quotes were significant in the design.
+            # Simple replacement of specific characters is safer if unsure.
+
+        else:
+            cleaned_string = grid_string  # Keep empty string if input was empty
+
+        # Return the cleaned value
+        return cleaned_string
+
 
 class DeviceViewImportForm(NetBoxModelImportForm):
     device_type = CSVModelChoiceField(