Add ESRI Imagery in Comparison Maps

app.py

@@ -174,28 +174,32 @@ def get_wayback_data():
         url = "https://wayback.maptiles.arcgis.com/arcgis/rest/services/World_Imagery/MapServer/WMTS/1.0.0/WMTSCapabilities.xml"
         response = requests.get(url)
         response.raise_for_status()  # Ensure request was successful
-
+    
         # Parse XML
         root = ET.fromstring(response.content)
-
+    
         ns = {
-            "wmts": "http://www.opengis.net/wmts/1.0",
-            "ows": "http://www.opengis.net/ows/1.1",
-            "xlink": "http://www.w3.org/1999/xlink",
+            "wmts": "https://www.opengis.net/wmts/1.0",
+            "ows": "https://www.opengis.net/ows/1.1",
+            "xlink": "https://www.w3.org/1999/xlink",
         }
-        
+    
+        # Use a robust XPath to find all 'Layer' elements anywhere in the document.
+        # This is less brittle than specifying the full path.
         layers = root.findall(".//wmts:Contents/wmts:Layer", ns)
-
+    
         layer_data = []
         for layer in layers:
             title = layer.find("ows:Title", ns)
-            resource = layer.find("wmts:ResourceURL", ns)
-
+            identifier = layer.find("ows:Identifier", ns)
+            resource = layer.find("wmts:ResourceURL", ns)  # Tile URL template
+    
             title_text = title.text if title is not None else "N/A"
+            identifier_text = identifier.text if identifier is not None else "N/A"
             url_template = resource.get("template") if resource is not None else "N/A"
-
+    
             layer_data.append({"Title": title_text, "ResourceURL_Template": url_template})
-
+    
         wayback_df = pd.DataFrame(layer_data)
         wayback_df["date"] = pd.to_datetime(wayback_df["Title"].str.extract(r"(\d{4}-\d{2}-\d{2})").squeeze(), errors="coerce")
         wayback_df.set_index("date", inplace=True)