Added icon to mig

filter_plugins/merge_with_defaults.py

@@ -0,0 +1,39 @@
+def merge_with_defaults(defaults, customs):
+    """
+    Recursively merge two dicts (customs into defaults).
+    For each top-level key in customs, ensure all dict keys from defaults are present (at least empty dict).
+    Customs always take precedence.
+    """
+    def merge_dict(d1, d2):
+        # Recursively merge d2 into d1, d2 wins
+        result = dict(d1) if d1 else {}
+        for k, v in (d2 or {}).items():
+            if k in result and isinstance(result[k], dict) and isinstance(v, dict):
+                result[k] = merge_dict(result[k], v)
+            else:
+                result[k] = v
+        return result
+
+    merged = {}
+    # Union of all app-keys
+    all_keys = set(defaults or {}).union(set(customs or {}))
+    for app_key in all_keys:
+        base = (defaults or {}).get(app_key, {})
+        override = (customs or {}).get(app_key, {})
+
+        # Step 1: merge override into base
+        result = merge_dict(base, override)
+
+        # Step 2: ensure all dict keys from base exist in result (at least {})
+        for k, v in (base or {}).items():
+            if isinstance(v, dict) and k not in result:
+                result[k] = {}
+        merged[app_key] = result
+    return merged
+
+class FilterModule(object):
+    '''Custom merge filter for CyMaIS: merge_with_defaults'''
+    def filters(self):
+        return {
+            'merge_with_defaults': merge_with_defaults,
+        }