Files
ComfyUI-Lora-Manager/nodes/lora_loader.py
Will Miao f0cd77e7e5 Update
2025-02-24 20:22:46 +08:00

75 lines
2.9 KiB
Python

import re
from nodes import LoraLoader
from comfy.comfy_types import IO # type: ignore
from ..services.lora_scanner import LoraScanner
from ..config import config
import asyncio
import os
class LoraManagerLoader:
NAME = "Lora Loader (LoraManager)"
CATEGORY = "loaders"
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"model": ("MODEL",),
"clip": ("CLIP",),
"text": (IO.STRING, {
"multiline": True,
"dynamicPrompts": True,
"tooltip": "Format: <lora:lora_name:strength> separated by spaces or punctuation"
}),
},
}
RETURN_TYPES = ("MODEL", "CLIP", IO.STRING, IO.STRING)
RETURN_NAMES = ("MODEL", "CLIP", "loaded_loras", "trigger_words")
FUNCTION = "load_loras"
async def get_lora_info(self, lora_name):
"""Get the lora path and trigger words from cache"""
scanner = await LoraScanner.get_instance()
cache = await scanner.get_cached_data()
for item in cache.raw_data:
if item.get('file_name') == lora_name:
file_path = item.get('file_path')
if file_path:
for root in config.loras_roots:
root = root.replace(os.sep, '/')
if file_path.startswith(root):
relative_path = os.path.relpath(file_path, root).replace(os.sep, '/')
# Get trigger words from civitai metadata
civitai = item.get('civitai', {})
trigger_words = civitai.get('trainedWords', []) if civitai else []
return relative_path, trigger_words
return lora_name, [] # Fallback if not found
def load_loras(self, model, clip, text):
"""Loads multiple LoRAs based on the text input format."""
lora_pattern = r'<lora:([^:]+):([\d\.]+)>'
lora_matches = re.finditer(lora_pattern, text)
loaded_loras = []
all_trigger_words = []
for match in lora_matches:
lora_name = match.group(1)
strength = float(match.group(2))
# Get lora path and trigger words
lora_path, trigger_words = asyncio.run(self.get_lora_info(lora_name))
# Apply the LoRA using the resolved path
model, clip = LoraLoader().load_lora(model, clip, lora_path, strength, strength)
loaded_loras.append(f"{lora_name}: {strength}")
# Add trigger words to collection
all_trigger_words.extend(trigger_words)
loaded_loras_text = "\n".join(loaded_loras) if loaded_loras else "No LoRAs loaded"
trigger_words_text = ", ".join(all_trigger_words) if all_trigger_words else ""
return (model, clip, loaded_loras_text, trigger_words_text)