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import yaml
import shutil
import json
import os
import sys
import server
from server import web
try:
dir_path = os.path.dirname(os.path.abspath(__file__))
sys.path.append(dir_path)
from directory_paths import ext_path, default_nested_nodes_path, config_path, js_extensions_repo_path
except ImportError as e:
print(f"[NestedNodeBuilder] Error importing directory_paths.py: {e}")
# Config keys
config_nested_nodes_path = "nested_nodes_path"
# Load config
config = {}
with open(config_path, 'r') as config_file:
try:
config = yaml.safe_load(config_file)
except yaml.YAMLError as yaml_e:
print("[NestedNodeBuilder] Error loading NestedNodeBuilder config:", yaml_e)
def load_nested_node_defs():
defs_list = []
if config_nested_nodes_path not in config:
print(
f'[NestedNodeBuilder] missing entry "{config_nested_nodes_path}" in config.yaml, \
using default path "{default_nested_nodes_path}".'
)
nested_nodes_path = config.get(config_nested_nodes_path, default_nested_nodes_path)
if not os.path.isabs(nested_nodes_path):
nested_nodes_path = os.path.join(ext_path, nested_nodes_path)
if not os.path.exists(nested_nodes_path):
os.makedirs(nested_nodes_path)
# Load each json file in the nested_nodes_path and add it to the defs list
for file_name in os.listdir(nested_nodes_path):
if file_name.endswith(".json"):
file_path = os.path.join(nested_nodes_path, file_name)
with open(file_path, 'r') as json_file:
try:
node_def = json.load(json_file)
except json.JSONDecodeError as json_e:
print(f"[NestedNodeBuilder] Error loading {file_name}:", json_e)
continue
if "name" not in node_def:
print("[NestedNodeBuilder] missing property \"name\" in node definition:", file_name)
continue
defs_list.append(node_def)
defs = {}
for node_def in defs_list:
key = node_def["name"]
defs[key] = node_def
# Add the nested node defs
# import nodes
# from .nested_nodes import createNestedNodeClass
# for node_def in defs_list:
# nodes.NODE_CLASS_MAPPINGS[node_def["name"]] = createNestedNodeClass(node_def)
# nodes.NODE_DISPLAY_NAME_MAPPINGS[node_def["name"]] = node_def["display_name"]
return defs
def save_nested_def(node_def):
if config_nested_nodes_path not in config:
print(
f'[NestedNodeBuilder] missing entry "{config_nested_nodes_path}" in config.yaml, \
using default path "{default_nested_nodes_path}".'
)
nested_nodes_path = config.get(config_nested_nodes_path, default_nested_nodes_path)
if not os.path.isabs(nested_nodes_path):
nested_nodes_path = os.path.join(ext_path, nested_nodes_path)
if not os.path.exists(nested_nodes_path):
os.makedirs(nested_nodes_path)
file_name = node_def["name"] + ".json"
file_path = os.path.join(nested_nodes_path, file_name)
# Raise error if file already exists
# if os.path.exists(file_path):
# raise FileExistsError(f"[NestedNodeBuilder] {file_name} already exists.")
with open(file_path, 'w') as json_file:
json.dump(node_def, json_file, indent=4)
def place_js():
src = os.path.join(ext_path, "js")
dst = js_extensions_repo_path
shutil.copytree(src, dst, dirs_exist_ok=True)
@server.PromptServer.instance.routes.get('/nested_node_builder/nested_defs')
async def server_add_def_route(request):
nested_node_defs = load_nested_node_defs()
return web.json_response(nested_node_defs)
@server.PromptServer.instance.routes.post('/nested_node_builder/nested_defs')
async def server_add_def_route(request):
nested_def = await request.json()
save_nested_def(nested_def)
return web.Response(text="ok")
#
# Setup
#
WEB_DIRECTORY = "./js"
skip_js_copy = hasattr(server.PromptServer.instance, "supports") and "custom_nodes_from_web" in server.PromptServer.instance.supports
if not skip_js_copy:
print("[NestedNodeBuilder] Installed ComfyUI version doesn't support in-place web extension loading. Copying files to web directory...")
place_js()
# This is required so that the extension is displayed as imported successfully
NODE_CLASS_MAPPINGS = {}
__all__ = ["NODE_CLASS_MAPPINGS", "WEB_DIRECTORY"] |