0.70

global_variables.py

@@ -0,0 +1,77 @@
+import os
+import folder_paths
+
+
+class SaveGlobalVariables:
+    def __init__(self):
+        self.output_dir = os.path.join(folder_paths.base_path, 'Bjornulf')
+        self.filename = os.path.join(self.output_dir, 'GlobalVariables.txt')
+        os.makedirs(self.output_dir, exist_ok=True)
+
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "variables": ("STRING", {"multiline": True, "default": ""}),
+                "mode": (["append", "overwrite"], {"default": "append"}),
+            },
+        }
+
+    RETURN_TYPES = ()
+    FUNCTION = "save_variables"
+    OUTPUT_NODE = True
+    CATEGORY = "Bjornulf"
+
+    def save_variables(self, variables, mode):
+        # Clean and validate input
+        new_lines = set(line.strip() for line in variables.split('\n') if line.strip())
+
+        if mode == "overwrite":
+            with open(self.filename, 'w', encoding='utf-8') as f:
+                f.write('\n'.join(new_lines) + '\n')
+        else:  # append mode
+            if os.path.exists(self.filename):
+                with open(self.filename, 'r', encoding='utf-8') as f:
+                    existing_lines = set(line.strip() for line in f.readlines() if line.strip())
+            else:
+                existing_lines = set()
+
+            # Add only new unique lines
+            unique_lines = new_lines - existing_lines
+            if unique_lines:
+                with open(self.filename, 'a', encoding='utf-8') as f:
+                    f.write('\n'.join(unique_lines) + '\n')
+
+        return ()
+
+
+class LoadGlobalVariables:
+    def __init__(self):
+        self.output_dir = os.path.join(folder_paths.base_path, 'Bjornulf')
+        self.filename = os.path.join(self.output_dir, 'GlobalVariables.txt')
+        os.makedirs(self.output_dir, exist_ok=True)
+
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {"required": {
+                "seed": ("INT", {
+                    "default": -1,
+                    "min": -1,
+                    "max": 0x7FFFFFFFFFFFFFFF
+                }),
+            }}
+
+    RETURN_TYPES = ("STRING",)
+    RETURN_NAMES = ("variables",)
+    FUNCTION = "load_variables"
+    CATEGORY = "Bjornulf"
+
+    def load_variables(self, seed):
+        if not os.path.exists(self.filename):
+            return ("",)
+
+        with open(self.filename, 'r', encoding='utf-8', errors='ignore') as f:
+            content = f.read().strip()
+        
+        os.sync()  # Ensures that any pending file writes are flushed to disk
+        return (content,)