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WeiLin 816a9f36db 版本更新0.073
版本更新0.073
2026-03-21 11:05:43 +08:00

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import os
import nodes
# ComfyUI 2.0兼容性:使用nodes.EXTENSION_WEB_DIRS注册JavaScript目录
# 必须在其他导入之前设置
custom_node_dir = os.path.dirname(os.path.realpath(__file__))
js_dir = os.path.join(custom_node_dir, "js_node")
nodes.EXTENSION_WEB_DIRS["weilin-comfyui-tools"] = js_dir
# Server Init
from .install_request import *
install_requirements()
import json
import locale
import logging
import re
import shutil
import comfy.lora
import comfy.utils
from .app.server.prompt_server import *
# 检测系统语言
localLan = locale.getdefaultlocale()[0]
placeholder_text = ""
retrun_name_text = ""
retrun_type_text = ""
node_name_text = ""
node_model_text = ""
placeholder_node_text = ""
placeholder_lora_text = ""
if localLan == "zh_CN":
placeholder_text = "输入提示词"
placeholder_lora_text = "Lora信息框"
placeholder_node_text = "输入节点命名"
retrun_name_text = "条件"
retrun_type_text = "条件"
node_name_text = "WeiLin-Tools-节点工具"
node_model_text = "模型"
else:
placeholder_text = "input prompt words"
placeholder_lora_text = "Lora info box"
retrun_name_text = "CONDITIONING"
retrun_type_text = "CONDITIONING"
node_name_text = "WeiLin Node Tools"
node_model_text = "MODEL"
placeholder_node_text = "input node name"
def is_json(myjson):
try:
json.loads(myjson)
except ValueError:
return False
return True
def validate_conditioning_output(conditioning_data):
"""
验证CONDITIONING输出格式是否正确。
CONDITIONING应该是 [[cond_tensor, dict]] 或 None 的格式。
这个函数用于确保输出数据结构正确,防止连接到错误节点时引发问题。
Args:
conditioning_data: CONDITIONING输出数据
Returns:
bool: True表示格式正确,False表示格式错误
"""
if conditioning_data is None:
return True
# 检查是否是列表格式
if not isinstance(conditioning_data, list):
print(
f"[WARNING] CONDITIONING输出格式错误: 期望list,得到{type(conditioning_data)}"
)
return False
# 检查是否至少有一个元素
if len(conditioning_data) == 0:
print("[WARNING] CONDITIONING输出为空列表")
return True
# 检查第一个元素是否是 [cond, dict] 格式
first_item = conditioning_data[0]
if not isinstance(first_item, list) or len(first_item) < 2:
print(
f"[WARNING] CONDITIONING内部格式错误: 期望[cond, dict],得到{type(first_item)}"
)
return False
return True
def get_lora_trigger_words(lora_path, lora_name, force_fetch_civitai=False):
"""
从LoRA文件中获取触发词(优化版)
整合了 ComfyUI-Lora-Auto-Trigger-Words 的实现逻辑
优先级:
1. Civitai API (trainedWords) - 最高优先级,数据最准确
2. 从模型元数据中提取训练词 (ss_tag_frequency) - 按训练频率排序
3. 从模型元数据中获取输出名称 (ss_output_name)
4. 使用LoRA文件名作为触发词
Args:
lora_path: LoRA文件的完整路径
lora_name: LoRA文件名(不含扩展名)
force_fetch_civitai: 是否强制从Civitai重新获取(忽略缓存)
Returns:
第一个触发词字符串
"""
try:
from .app.server.prompt_api.trigger_words import get_first_trigger_word
result = get_first_trigger_word(lora_path, lora_name, force_fetch_civitai)
print(f"[DEBUG] get_first_trigger_word返回: {result}")
return result
except ImportError as e:
print(f"[TriggerWords] 导入模块失败,使用回退逻辑: {e}")
# 回退到原有逻辑(向后兼容)
return _get_lora_trigger_words_fallback(lora_path, lora_name)
def _get_lora_trigger_words_fallback(lora_path, lora_name):
"""
触发词获取的回退逻辑(向后兼容)
当新模块导入失败时使用此函数
"""
trigger_words = ""
try:
# 尝试从safetensors文件头读取元数据
if lora_path.endswith(".safetensors"):
with open(lora_path, "rb") as file:
# 读取header大小
header_size = int.from_bytes(file.read(8), "little", signed=False)
if header_size > 0:
header = file.read(header_size)
header_json = json.loads(header)
metadata = header_json.get("__metadata__", {})
# 优先级1: 从ss_tag_frequency提取第一个训练词
if "ss_tag_frequency" in metadata:
tag_freq = metadata["ss_tag_frequency"]
if isinstance(tag_freq, dict):
# 遍历所有bucket,找到第一个标签
for bucket_value in tag_freq.values():
if isinstance(bucket_value, dict):
for tag, count in bucket_value.items():
if tag and tag.strip():
trigger_words = tag.strip()
print(
f"从元数据获取触发词(ss_tag_frequency): {trigger_words}"
)
return trigger_words
# 优先级2: 从ss_output_name获取
if "ss_output_name" in metadata:
output_name = metadata["ss_output_name"]
if output_name and output_name.strip():
trigger_words = output_name.strip()
# 去除常见的版本号后缀 (如 -v1, -v2, _v1, _v2 等)
# 版本号格式: -v数字, _v数字, -数字, _数字
trigger_words = re.sub(r"[-_]v?[0-9]+$", "", trigger_words)
print(
f"从元数据获取触发词(ss_output_name): {trigger_words}"
)
return trigger_words
except Exception as e:
print(f"读取LoRA元数据失败: {e}")
# 优先级3: 使用LoRA文件名作为触发词
if lora_name and lora_name.strip():
trigger_words = lora_name.strip()
# 去除版本号后缀
trigger_words = re.sub(r"[-_]v?[0-9]+$", "", trigger_words)
print(f"使用LoRA名称作为触发词: {trigger_words}")
return trigger_words
class AnyType(str):
"""
A class representing any type in ComfyUI nodes.
Used for parameters that can accept any type of input.
"""
def __ne__(self, __value: object) -> bool:
return False
@classmethod
def INPUT_TYPE(cls):
return (ANY, {})
ANY = AnyType("*")
# 提示词UI
class WeiLinPromptUI:
def __init__(self):
self.loaded_loraA = None
@classmethod
def IS_CHANGED(self, auto_random, **kwargs):
if auto_random:
return float("nan")
@classmethod
def INPUT_TYPES(self):
return {
"required": {
"positive": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": placeholder_text,
},
),
"auto_random": ("BOOLEAN", {"default": False}),
},
"optional": {
"lora_str": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": placeholder_lora_text,
},
),
"temp_str": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "temp prompt words",
},
),
"temp_lora_str": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "temp prompt words",
},
),
"random_template": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "random template path name",
},
),
"opt_text": (ANY, {"default": ""}),
"opt_clip": ("CLIP",),
"opt_model": ("MODEL",),
},
}
# RETURN_TYPES = ("STRING",)
# RETURN_TYPES = ("MODEL", "CLIP")
RETURN_TYPES = (
"STRING",
"CONDITIONING",
"CLIP",
"MODEL",
)
RETURN_NAMES = (
"STRING",
"CONDITIONING",
"CLIP",
"MODEL",
)
# FUNCTION = "encode"
FUNCTION = "load_lora_ing"
OUTPUT_NODE = True
CATEGORY = node_name_text
# 加载Lora
def load_lora_ing(
self,
positive="",
auto_random=False,
lora_str="",
temp_str="",
temp_lora_str="",
random_template="",
opt_text="",
opt_clip=None,
opt_model=None,
):
model_lora_secondA = opt_model
clip_lora_secondA = opt_clip
text_dec = ""
lora_list = None
if is_json(positive):
json_object = json.loads(positive)
lora_list = json_object.get("lora", None)
if len(opt_text) > 0:
text_dec = opt_text + ", " + json_object.get("prompt", "")
else:
text_dec = json_object.get("prompt", "")
else:
if len(opt_text) > 0:
text_dec = opt_text + ", " + positive
else:
text_dec = positive
if len(lora_str) > 0:
json_object = json.loads(lora_str)
lora_list = json_object
if auto_random:
if len(random_template) > 0:
# 随机Tag获取
random_tag = go_run_node_auto_random_tag(random_template)
if len(random_tag["random_tags"]) > 0:
positive = random_tag["random_tags"]
self.positive = positive
if len(opt_text) > 0:
text_dec = opt_text + ", " + positive
else:
text_dec = positive
# 匹配两种格式:
# 旧格式(3参数): <wlr:name:model_weight:clip_weight>
# 新格式(4参数): <wlr:name:model_weight:clip_weight:trigger_weight>
# 注意:必须先匹配新格式,再匹配旧格式,避免旧格式误匹配新格式标签
wlr_pattern_new = r"<wlr:([^:]+):([^:]+):([^:]+):([^>]+)>"
wlr_pattern_old = r"<wlr:([^:]+):([^:]+):([^:>]+)>"
wlr_matches_new = re.findall(wlr_pattern_new, text_dec)
# 从文本中移除新格式标签,再匹配旧格式,避免重复匹配
text_dec_without_new = re.sub(wlr_pattern_new, "", text_dec)
wlr_matches_old = re.findall(wlr_pattern_old, text_dec_without_new)
# 如果找到了wlr标签,创建lora列表
if wlr_matches_new or wlr_matches_old:
extracted_loras = []
# 处理新格式(4参数)
for lora_path, model_weight, text_weight, trigger_weight in wlr_matches_new:
extracted_loras.append(
{
"lora": lora_path.strip() + ".safetensors",
"weight": float(model_weight.strip()),
"text_encoder_weight": float(text_weight.strip()),
"trigger_weight": float(trigger_weight.strip()),
}
)
# 处理旧格式(3参数)
for lora_path, model_weight, text_weight in wlr_matches_old:
extracted_loras.append(
{
"lora": lora_path.strip() + ".safetensors",
"weight": float(model_weight.strip()),
"text_encoder_weight": float(text_weight.strip()),
"trigger_weight": float(
text_weight.strip()
), # 旧格式使用 clip_weight 作为 trigger_weight
}
)
# 从text_dec中移除这些标签
clean_text_dec = re.sub(wlr_pattern_new, "", text_dec)
clean_text_dec = re.sub(wlr_pattern_old, "", clean_text_dec)
# 清理连续的逗号
clean_text_dec = re.sub(r",\s*,", ",", clean_text_dec)
# 清理开头和结尾的逗号
clean_text_dec = clean_text_dec.strip().strip(",").strip()
text_dec = clean_text_dec
# 如果已经有lora_list,需要去重合并
# 避免同一个Lora被重复处理(来自JSON的lora字段和prompt中的<wlr:...>标签)
if lora_list is not None:
# 获取已存在的lora名称集合
existing_lora_names = {
item["lora"].replace(".safetensors", "") for item in lora_list
}
# 只添加不存在的lora
for extracted in extracted_loras:
extracted_name = extracted["lora"].replace(".safetensors", "")
if extracted_name not in existing_lora_names:
lora_list.append(extracted)
else:
lora_list = extracted_loras
# 当模型不为空时
if opt_model is not None and lora_list is not None:
# 收集所有触发词
all_trigger_words = []
for str_lora_item in lora_list:
# print(loar_sim_path,str_n_arr)
strength_model = float(str_lora_item["weight"])
strength_clip = float(str_lora_item["text_encoder_weight"])
# 获取触发词权重(用于提示词中的权重标记)
trigger_weight = float(
str_lora_item.get("trigger_weight", strength_clip)
)
print(
"模型权重strength_model:",
strength_model,
"CLIP权重strength_clip:",
strength_clip,
"触发词权重trigger_weight:",
trigger_weight,
)
lora_path = folder_paths.get_full_path("loras", str_lora_item["lora"])
if lora_path is None:
raise ValueError(f"无法找到Lora文件: {str_lora_item['lora']}")
print("加载Lora lora_path:", lora_path)
# 获取触发词
lora_name = os.path.splitext(str_lora_item["lora"])[0]
trigger_word = get_lora_trigger_words(lora_path, lora_name)
print(f"[DEBUG] get_lora_trigger_words返回类型: {type(trigger_word)}")
print(f"[DEBUG] get_lora_trigger_words返回值: {trigger_word}")
print(f"[DEBUG] 触发词长度: {len(trigger_word) if trigger_word else 0}")
print(f"触发词: {trigger_word if trigger_word else '无'}")
# 收集触发词(带权重)
if trigger_word:
# 格式: 触发词:触发词权重
trigger_with_weight = f"{trigger_word}:{trigger_weight}"
all_trigger_words.append(trigger_with_weight)
lora = None
if self.loaded_loraA is not None:
if self.loaded_loraA[0] == lora_path:
lora = self.loaded_loraA[1]
else:
temp = self.loaded_loraA
self.loaded_loraA = None
del temp
if lora is None:
lora = comfy.utils.load_torch_file(lora_path, safe_load=True)
self.loaded_loraA = (lora_path, lora)
model_lora_secondA, clip_lora_secondA = load_lora_for_models(
model_lora_secondA,
clip_lora_secondA,
lora,
strength_model,
strength_clip,
)
# 将所有触发词添加到提示词开头
if all_trigger_words:
trigger_text = ", ".join(all_trigger_words) + ", "
text_dec = trigger_text + text_dec
print(f"添加触发词到提示词开头: {trigger_text}")
if opt_clip is not None:
try:
tokensA = clip_lora_secondA.tokenize(text_dec)
outputA = clip_lora_secondA.encode_from_tokens(
tokensA, return_pooled=True, return_dict=True
)
condA = outputA.pop("cond")
conditioning_output = [[condA, outputA]]
# 验证CONDITIONING输出格式
if not validate_conditioning_output(conditioning_output):
print("[ERROR] CONDITIONING输出格式验证失败,返回None")
conditioning_output = None
if auto_random:
return {
"ui": {"positive": [str(positive)]},
"result": (
text_dec,
conditioning_output,
clip_lora_secondA,
model_lora_secondA,
),
}
return (
text_dec,
conditioning_output,
clip_lora_secondA,
model_lora_secondA,
)
except Exception as e:
print(f"[ERROR] CONDITIONING编码失败: {e}")
if auto_random:
return {
"ui": {"positive": [str(positive)]},
"result": (
text_dec,
None,
clip_lora_secondA,
model_lora_secondA,
),
}
return (
text_dec,
None,
clip_lora_secondA,
model_lora_secondA,
)
# 没有CLIP输入时,返回None作为CONDITIONING
if auto_random:
return {
"ui": {"positive": [str(positive)]},
"result": (
text_dec,
None,
clip_lora_secondA,
model_lora_secondA,
),
}
return (
text_dec,
None,
clip_lora_secondA,
model_lora_secondA,
)
# return (model_lora_second, clip_lora_second)
# 提示词UI - 仅使用Lora堆
class WeiLinPromptUIOnlyLoraStack:
def __init__(self):
self.loaded_loraA = None
@classmethod
def INPUT_TYPES(self):
return {
"required": {
"clip": ("CLIP",),
"model": ("MODEL",),
},
"optional": {
"lora_str": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "lora info box",
},
),
"temp_lora_str": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "temp prompt words",
},
),
},
}
RETURN_TYPES = (
"CLIP",
"MODEL",
)
RETURN_NAMES = (
"CLIP",
"MODEL",
)
# FUNCTION = "encode"
FUNCTION = "load_lora_ing"
# OUTPUT_NODE = False
CATEGORY = node_name_text
# 加载Lora
def load_lora_ing(self, clip=None, model=None, lora_str="", temp_lora_str=""):
model_lora_secondA = model
clip_lora_secondA = clip
lora_list = None
if len(lora_str) > 0:
json_object = json.loads(lora_str)
lora_list = json_object
# 当模型不为空时
if model is not None and lora_list is not None:
for str_lora_item in lora_list:
# print(loar_sim_path,str_n_arr)
strength_model = float(str_lora_item["weight"])
strength_clip = float(str_lora_item["text_encoder_weight"])
print(
"模型权重strength_model:",
strength_model,
"文本权重strength_clip:",
strength_clip,
)
lora_path = folder_paths.get_full_path("loras", str_lora_item["lora"])
if lora_path is None:
raise ValueError(f"无法找到Lora文件: {str_lora_item['lora']}")
print("加载Lora lora_path:", lora_path)
lora = None
if self.loaded_loraA is not None:
if self.loaded_loraA[0] == lora_path:
lora = self.loaded_loraA[1]
else:
temp = self.loaded_loraA
self.loaded_loraA = None
del temp
if lora is None:
lora = comfy.utils.load_torch_file(lora_path, safe_load=True)
self.loaded_loraA = (lora_path, lora)
model_lora_secondA, clip_lora_secondA = load_lora_for_models(
model_lora_secondA,
clip_lora_secondA,
lora,
strength_model,
strength_clip,
)
else:
print("Lora堆没有可用的Lora信息")
return (clip_lora_secondA, model_lora_secondA)
# return (model_lora_second, clip_lora_second)
# 提示词UI - 不加载Lora
class WeiLinPromptUIWithoutLora:
def __init__(self):
pass
@classmethod
def IS_CHANGED(self, auto_random, **kwargs):
if auto_random:
return float("nan")
@classmethod
def INPUT_TYPES(self):
return {
"required": {
"positive": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": placeholder_text,
},
),
"auto_random": ("BOOLEAN", {"default": False}),
},
"optional": {
"temp_str": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "temp prompt words",
},
),
"random_template": (
"STRING",
{
"multiline": True,
"default": "",
"placeholder": "random template path name",
},
),
"opt_text": (ANY, {"default": ""}),
"opt_clip": ("CLIP",),
},
"hidden": {
"unique_id": "UNIQUE_ID",
"extra_pnginfo": "EXTRA_PNGINFO",
},
}
RETURN_TYPES = (
"STRING",
"CONDITIONING",
"CLIP",
)
RETURN_NAMES = (
"STRING",
"CONDITIONING",
"CLIP",
)
FUNCTION = "encode"
OUTPUT_NODE = True
CATEGORY = node_name_text
def encode(
self,
positive="",
auto_random=False,
temp_str="",
random_template="",
opt_text="",
opt_clip=None,
unique_id=None,
extra_pnginfo=None,
):
text_dec = ""
if is_json(positive):
json_object = json.loads(positive)
if len(opt_text) > 0:
text_dec = opt_text + ", " + json_object.get("prompt", "")
else:
text_dec = json_object.get("prompt", "")
else:
if len(opt_text) > 0:
text_dec = opt_text + ", " + positive
else:
text_dec = positive
if auto_random:
if len(random_template) > 0:
# 随机Tag获取
random_tag = go_run_node_auto_random_tag(random_template)
if len(random_tag["random_tags"]) > 0:
positive = random_tag["random_tags"]
if len(opt_text) > 0:
text_dec = opt_text + ", " + positive
else:
text_dec = positive
if opt_clip is not None:
try:
tokens = opt_clip.tokenize(text_dec)
conditioning_output = opt_clip.encode_from_tokens_scheduled(tokens)
# 验证CONDITIONING输出格式
if not validate_conditioning_output(conditioning_output):
print("[ERROR] CONDITIONING输出格式验证失败,返回None")
conditioning_output = None
if auto_random:
return {
"ui": {"positive": [str(positive)]},
"result": (
text_dec,
conditioning_output,
opt_clip,
),
}
return (
text_dec,
conditioning_output,
opt_clip,
)
except Exception as e:
print(f"[ERROR] CONDITIONING编码失败: {e}")
if auto_random:
return {
"ui": {"positive": [str(positive)]},
"result": (
text_dec,
None,
opt_clip,
),
}
return (
text_dec,
None,
opt_clip,
)
if auto_random:
return {
"ui": {"positive": [str(positive)]},
"result": (
text_dec,
None,
opt_clip,
),
}
return (
text_dec,
None,
opt_clip,
)
def load_lora_for_models(model, clip, lora, strength_model, strength_clip):
key_map = {}
if model is not None:
key_map = comfy.lora.model_lora_keys_unet(model.model, key_map)
if clip is not None:
key_map = comfy.lora.model_lora_keys_clip(clip.cond_stage_model, key_map)
loaded = comfy.lora.load_lora(lora, key_map)
if model is not None:
new_modelpatcher = model.clone()
k = new_modelpatcher.add_patches(loaded, strength_model)
else:
k = ()
new_modelpatcher = None
if clip is not None:
new_clip = clip.clone()
k1 = new_clip.add_patches(loaded, strength_clip)
else:
k1 = ()
new_clip = None
k = set(k)
k1 = set(k1)
for x in loaded:
if (x not in k) and (x not in k1):
logging.warning(f"NOT LOADED {x}")
return (new_modelpatcher, new_clip)
def copy_folder(source_folder, destination_folder):
if not os.path.exists(destination_folder):
os.makedirs(destination_folder)
for item in os.listdir(source_folder):
source = os.path.join(source_folder, item)
destination = os.path.join(destination_folder, item)
if os.path.isdir(source):
copy_folder(source, destination)
else:
shutil.copy2(source, destination)
# A dictionary that contains all nodes you want to export with their names
# NOTE: names should be globally unique
NODE_CLASS_MAPPINGS = {
"WeiLinPromptUI": WeiLinPromptUI,
"WeiLinPromptUIWithoutLora": WeiLinPromptUIWithoutLora,
"WeiLinPromptUIOnlyLoraStack": WeiLinPromptUIOnlyLoraStack,
}
# A dictionary that contains the friendly/humanly readable titles for the nodes
NODE_DISPLAY_NAME_MAPPINGS = {}
if localLan == "zh_CN":
NODE_DISPLAY_NAME_MAPPINGS = {
"WeiLinPromptUI": "WeiLin 全能提示词编辑器",
"WeiLinPromptUIWithoutLora": "WeiLin 提示词编辑器",
"WeiLinPromptUIOnlyLoraStack": "WeiLin Lora堆",
}
else:
NODE_DISPLAY_NAME_MAPPINGS = {
"WeiLinPromptUI": "All-Round WeiLin Prompt Editor",
"WeiLinPromptUIWithoutLora": "WeiLin Prompt Editor",
"WeiLinPromptUIOnlyLoraStack": "WeiLin Lora Stack",
}
WEB_DIRECTORY = "./js_node"
__all__ = ["NODE_CLASS_MAPPINGS", "NODE_DISPLAY_NAME_MAPPINGS", "WEB_DIRECTORY"]