Files
Raykosan-ComfyUI_RaykoStudio/Rayko_System_Prompt.py
T
2026-10-20 01:10:26 +03:00

130 lines
3.9 KiB
Python

# SPDX-License-Identifier: Apache-2.0
# Copyright 2025-2026 Raykosan (RaykoStudio)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import server
from aiohttp import web
NODE_DIR = os.path.dirname(os.path.abspath(__file__))
PROMPT_DIR = os.path.join(NODE_DIR, "system_prompts")
def ensure_prompt_dir():
try:
os.makedirs(PROMPT_DIR, exist_ok=True)
return os.path.isdir(PROMPT_DIR)
except OSError as error:
print(f"[RSLoadSystemPrompt] Cannot create prompt dir '{PROMPT_DIR}': {error}")
return False
def _scan_prompts():
if not ensure_prompt_dir():
return []
files = []
for root, _, filenames in os.walk(PROMPT_DIR):
for filename in filenames:
if filename.lower().endswith(".txt"):
full_path = os.path.join(root, filename)
relative_path = os.path.relpath(full_path, PROMPT_DIR)
files.append(relative_path.replace(os.sep, "/"))
files.sort(key=str.casefold)
return files
def resolve_prompt_path(prompt_file):
if not prompt_file:
return None
try:
file_path = os.path.abspath(
os.path.join(PROMPT_DIR, prompt_file.replace("/", os.sep))
)
except (OSError, ValueError):
return None
prompt_root = os.path.abspath(PROMPT_DIR)
if not file_path.startswith(prompt_root + os.sep):
return None
return file_path
@server.PromptServer.instance.routes.get("/rs_system_prompt_dropdown/get_prompts")
async def get_prompts_handler(request):
return web.json_response({"files": _scan_prompts()})
class RSLoadSystemPrompt:
@classmethod
def INPUT_TYPES(cls):
files = _scan_prompts()
values = files if files else [""]
return {
"required": {
"prompt_file": ("STRING", {"default": values[0] if values else ""}),
"prompt": (
"STRING",
{
"default": "",
"multiline": True,
"placeholder": "Additional prompt text (combined with system prompt)",
},
),
},
"hidden": {
"selected_file": ("STRING", {"default": ""}),
},
}
RETURN_TYPES = ("STRING", "STRING")
RETURN_NAMES = ("system_prompt", "prompt")
FUNCTION = "load_system_prompt"
CATEGORY = "🦊 RaykoStudio"
@classmethod
def IS_CHANGED(cls, prompt_file, prompt, selected_file=""):
target = selected_file or prompt_file
path = resolve_prompt_path(target)
if path is None:
return ""
try:
return os.path.getmtime(path)
except OSError:
return ""
def load_system_prompt(self, prompt_file, prompt, selected_file=""):
target = selected_file or prompt_file
file_path = resolve_prompt_path(target)
if file_path is None:
return ("", prompt or "")
try:
with open(file_path, "r", encoding="utf-8-sig") as file:
text = file.read()
return (text, prompt or "")
except (OSError, UnicodeDecodeError) as error:
return (f"Error reading file: {error}", prompt or "")
NODE_CLASS_MAPPINGS = {
"RSLoadSystemPrompt": RSLoadSystemPrompt,
}
NODE_DISPLAY_NAME_MAPPINGS = {
"RSLoadSystemPrompt": "🦊 RS Load System Prompt",
}