From 5cd82bf483acef49edd73af6d473f9602eab0766 Mon Sep 17 00:00:00 2001
From: mango1010 <201291354+mang01010@users.noreply.github.com>
Date: Wed, 16 Apr 2025 01:49:31 +0200
Subject: [PATCH] Added seperate LoRA stacker

---
 LoraStackMango.py | 50 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 LoraStackMango.py

diff --git a/LoraStackMango.py b/LoraStackMango.py
new file mode 100644
index 0000000..ffaa8d6
--- /dev/null
+++ b/LoraStackMango.py
@@ -0,0 +1,50 @@
+import os
+import folder_paths
+import comfy.sd
+import comfy.utils
+
+def load_single_lora(model, clip, lora_name, weight):
+    lora_path = folder_paths.get_full_path("loras", lora_name)
+    if not lora_path or not os.path.exists(lora_path):
+        return model, clip
+    lora = comfy.utils.load_torch_file(lora_path, safe_load=True)
+    model, clip = comfy.sd.load_lora_for_models(model, clip, lora, weight, weight)
+    return model, clip
+
+class LoraStackMango:
+
+    @classmethod
+    def INPUT_TYPES(cls):
+        loras = ["None"] + folder_paths.get_filename_list("loras")
+        return {
+            "required": {
+                "model": ("MODEL",),
+                "clip": ("CLIP",),
+                "lora_stack": ("LORA_STACK", {"default": []}),
+                "LoraName1": (loras, {"default": "None", "tooltip": "LoRA 1 filename"}),
+                "LoraWeight1": ("FLOAT", {"default": 1.0, "min": -10.0, "max": 10.0, "step": 0.05, "tooltip": "LoRA 1 weight"}),
+                "LoraName2": (loras, {"default": "None", "tooltip": "LoRA 2 filename"}),
+                "LoraWeight2": ("FLOAT", {"default": 1.0, "min": -10.0, "max": 10.0, "step": 0.05, "tooltip": "LoRA 2 weight"}),
+                "LoraName3": (loras, {"default": "None", "tooltip": "LoRA 3 filename"}),
+                "LoraWeight3": ("FLOAT", {"default": 1.0, "min": -10.0, "max": 10.0, "step": 0.05, "tooltip": "LoRA 3 weight"}),
+                "LoraName4": (loras, {"default": "None", "tooltip": "LoRA 4 filename"}),
+                "LoraWeight4": ("FLOAT", {"default": 1.0, "min": -10.0, "max": 10.0, "step": 0.05, "tooltip": "LoRA 4 weight"}),
+                "LoraName5": (loras, {"default": "None", "tooltip": "LoRA 5 filename"}),
+                "LoraWeight5": ("FLOAT", {"default": 1.0, "min": -10.0, "max": 10.0, "step": 0.05, "tooltip": "LoRA 5 weight"}),
+            }
+        }
+
+    RETURN_TYPES = ("MODEL", "CLIP", "LORA_STACK")
+    RETURN_NAMES = ("model", "clip", "lora_stack")
+    FUNCTION = "apply_loras"
+    CATEGORY = "Mango Node Pack/Loaders"
+
+    def apply_loras(self, model, clip, lora_stack, **kwargs):
+        new_lora_stack = list(lora_stack) if lora_stack else []
+        for i in range(1, 6):
+            name = kwargs.get(f"LoraName{i}")
+            weight = kwargs.get(f"LoraWeight{i}", 1.0)
+            if name and name != "None":
+                model, clip = load_single_lora(model, clip, name, weight)
+                new_lora_stack.append((name, weight, weight))
+        return (model, clip, new_lora_stack)