lollms-webui/utilities/execution_engines/lilypond_execution_engine.py
2024-11-04 01:22:50 +01:00

86 lines
3.1 KiB
Python

"""
project: lollms_webui
file: lilypond_execution_engine.py
author: LilyPond integration
description:
This is a utility for executing LilyPond code in LOLLMS
"""
import pipmaster as pm
from lollms_webui import LOLLMSWebUI
from ascii_colors import trace_exception
import subprocess
import time
from pathlib import Path
from lollms.client_session import Client
from lollms.utilities import discussion_path_to_url, show_yes_no_dialog
import shutil
lollmsElfServer:LOLLMSWebUI = LOLLMSWebUI.get_instance()
def check_and_install_lilypond():
"""Check if LilyPond is installed and install it if needed"""
if not pm.is_installed("lilypond"):
if not show_yes_no_dialog("Installation","LilyPond is not installed. Do you want to install it?"):
return {"status":False,"error":"User refused LilyPond installation!"}
try:
pm.install("lilypond")
return {"status":True}
except Exception as ex:
return {"status":False,"error":f"Failed to install LilyPond: {str(ex)}"}
return {"status":True}
def execute_lilypond(code, client:Client, message_id):
"""Execute LilyPond code and return the result"""
try:
# Check LilyPond installation
check_result = check_and_install_lilypond()
if not check_result["status"]:
return {"output": check_result["error"], "execution_time": 0}
# Start timer
start_time = time.time()
# Import LilyPond after installation check
import lilypond
# Create work directory in discussion folder
root_folder = client.discussion.discussion_folder
root_folder.mkdir(parents=True, exist_ok=True)
# Create LilyPond file
ly_file = root_folder/f"score_{message_id}.ly"
ly_file.write_text(code,encoding="utf8")
# Get the PDF and MIDI outputs
pdf_file = ly_file.with_suffix('.pdf')
midi_file = ly_file.with_suffix('.mid')
# Compile the file
subprocess.run([lilypond.executable(), str(ly_file)], check=True, cwd=root_folder)
# Create links to files
if not "http" in lollmsElfServer.config.host and not "https" in lollmsElfServer.config.host:
host = "http://"+lollmsElfServer.config.host
else:
host = lollmsElfServer.config.host
pdf_link = f"{host}:{lollmsElfServer.config.port}{discussion_path_to_url(pdf_file)}"
midi_link = f"{host}:{lollmsElfServer.config.port}{discussion_path_to_url(midi_file)}"
# Create output HTML
output = f"""
<div>
<h3>LilyPond Output:</h3>
<p><a href="{pdf_link}" target="_blank">View PDF Score</a></p>
<p><a href="{midi_link}" target="_blank">Download MIDI</a></p>
<embed src="{pdf_link}" type="application/pdf" width="100%" height="600px">
</div>
"""
execution_time = time.time() - start_time
return {"output": output, "execution_time": execution_time}
except Exception as ex:
trace = trace_exception(ex)
return {"output": f"Error executing LilyPond code:\n{trace}", "execution_time": 0}