# Default Flask Template For Stand Alone Web UI Applications
# K0NxT3D - 2024
# Notes: This version does not launch via torsocks.
# Adding a launcher script will alleviate this issue.
import os
import subprocess
import webbrowser
from threading import Timer
from threading import Thread
from flask import Flask, render_template_string, request # In Default requirements.txt File As 2.0.3
TITLE = "Flask Template"
VERSION = '1.0.0'
APPNAME = f"{TITLE} {VERSION}"
PORT = 26001
app = Flask(TITLE)
@app.route('/', methods=['GET', 'POST'])
def index():
return render_template_string(TEMPLATE, appname=APPNAME, title=TITLE, version=VERSION)
# HTML Template With Bootstrap And Oswald Font Embedded - Custom CSS Files Can Be Called In .
TEMPLATE = """
{{appname}}{{title}} {{version}}
Page Title
"""
# This Is "The Magic" Shutdown Logic.
@app.route('/exit', methods=['GET'])
def exit_app():
"""Shutdown the Flask application gracefully, restricted to localhost."""
if request.remote_addr != '127.0.0.1': # Only Allow Localhost Access - Security
return "Forbidden", 403
try:
# HTML Content With JavaScript For Delay Before Redirect.
html_content = """
{{title}} - {{version}}
Application Terminated
You May Now Close This Window.
"""
# Render The HTML Page With The Redirect Logic
response = render_template_string(html_content, appname=APPNAME, title=TITLE, version=VERSION)
# Schedule The Server Shutdown After Javascript Redirect - This Can Be Adjusted For Slower Servers / Sites.
Timer(1, os._exit, args=[0]).start() # Shutdown Server
return response
except Exception as e:
return f"Error During Shutdown: {e}", 500
def open_browser():
"""Open the default web browser to the Flask app's URL."""
webbrowser.open(f"http://127.0.0.1:{PORT}")
if __name__ == "__main__":
Thread(target=open_browser).start()
app.run(debug=True, port=PORT, use_reloader=False)