mirror of
https://github.com/ParisNeo/lollms-webui.git
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111 lines
4.5 KiB
Python
111 lines
4.5 KiB
Python
"""
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project: lollms_webui
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file: latex_execution_engine.py
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author: ParisNeo
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description:
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This is a utility for executing latex code
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"""
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from fastapi import APIRouter, Request, routing
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from lollms_webui import LOLLMSWebUI
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from pydantic import BaseModel
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from starlette.responses import StreamingResponse
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from lollms.types import MSG_TYPE
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from lollms.main_config import BaseConfig
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from ascii_colors import get_trace_exception, trace_exception
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from ascii_colors import ASCIIColors
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from lollms.databases.discussions_database import DiscussionsDB
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from pathlib import Path
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from safe_store.text_vectorizer import TextVectorizer, VectorizationMethod, VisualizationMethod
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import tqdm
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from fastapi import FastAPI, UploadFile, File
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import shutil
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import time
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import subprocess
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import json
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from lollms.client_session import Client
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from lollms.utilities import discussion_path_to_url
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lollmsElfServer:LOLLMSWebUI = LOLLMSWebUI.get_instance()
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def execute_latex(code, client:Client, message_id):
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# Start the timer.
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start_time = time.time()
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# Create a temporary file.
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root_folder = client.discussion.discussion_folder
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root_folder.mkdir(parents=True,exist_ok=True)
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tmp_file = root_folder/f"latex_file_{message_id}.tex"
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with open(tmp_file,"w", encoding="utf-8") as f:
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f.write(code)
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try:
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# Determine the pdflatex command based on the provided or default path
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if lollmsElfServer.config.pdf_latex_path:
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pdflatex_command = lollmsElfServer.config.pdf_latex_path
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else:
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pdflatex_command = 'pdflatex'
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# Set the execution path to the folder containing the tmp_file
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execution_path = tmp_file.parent
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# Execute the Python code in a temporary file.
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process = subprocess.Popen(
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[pdflatex_command, "-interaction=nonstopmode", str(tmp_file)],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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cwd=execution_path
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)
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# Get the output and error from the process.
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output, error = process.communicate()
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except Exception as ex:
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# Stop the timer.
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execution_time = time.time() - start_time
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error_message = f"Error executing Python code: {ex}"
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error_json = {"output": "<div class='text-red-500'>"+ex+"\n"+get_trace_exception(ex)+"</div>", "execution_time": execution_time}
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return error_json
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# Stop the timer.
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execution_time = time.time() - start_time
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# Check if the process was successful.
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if process.returncode != 0:
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# The child process threw an exception.
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pdf_file = tmp_file.with_suffix('.pdf')
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print(f"PDF file generated: {pdf_file}")
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try:
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error_message = f"Error executing Python code:\n{error.decode('utf-8', errors='ignore')}"
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except:
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error_message = f"Error executing Python code:\n{error}"
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if pdf_file.exists():
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# The child process was successful.
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pdf_file=str(pdf_file).replace("\\","/")
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if not "http" in lollmsElfServer.config.host and not "https" in lollmsElfServer.config.host:
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host = "http://"+lollmsElfServer.config.host
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else:
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host = lollmsElfServer.config.host
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url = f"{host}:{lollmsElfServer.config.port}/{discussion_path_to_url(pdf_file)}"
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error_json = {"output": f"<div>Pdf file generated at: {pdf_file}\n<a href='{url}' target='_blank'>Click here to show</a></div><div>Output:{output.decode('utf-8', errors='ignore')}\n</div><div class='text-red-500'>"+error_message+"</div>", "execution_time": execution_time}
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else:
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error_json = {"output": f"<div>Output:{output.decode('utf-8', errors='ignore')}\n</div><div class='text-red-500'>"+error_message+"</div>", "execution_time": execution_time}
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return error_json
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# The child process was successful.
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# If the compilation is successful, you will get a PDF file
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pdf_file = tmp_file.with_suffix('.pdf')
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print(f"PDF file generated: {pdf_file}")
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# The child process was successful.
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pdf_file=str(pdf_file).replace("\\","/")
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if not "http" in lollmsElfServer.config.host and not "https" in lollmsElfServer.config.host:
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host = "http://"+lollmsElfServer.config.host
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else:
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host = lollmsElfServer.config.host
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url = f"{host}:{lollmsElfServer.config.port}/{discussion_path_to_url(pdf_file)}"
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output_json = {"output": f"Pdf file generated at: {pdf_file}\n<a href='{url}' target='_blank'>Click here to show</a>", "execution_time": execution_time}
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return output_json
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