262 lines
8.5 KiB
Python
262 lines
8.5 KiB
Python
import os
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import uuid
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import threading
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import logging
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from flask import Flask, request, render_template, redirect, url_for, flash
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from flask_sqlalchemy import SQLAlchemy
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from flask_migrate import Migrate
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from flask_login import LoginManager, UserMixin, login_user, login_required, logout_user, current_user
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from werkzeug.security import generate_password_hash, check_password_hash
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from dotenv import load_dotenv
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import psycopg2
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from mastodon import Mastodon
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import schedule as sch
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import time as t
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from forms import LoginForm, RegistrationForm
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from models import db, User, Toot
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from sqlalchemy.orm import Session
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from flask_wtf import CSRFProtect
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# Load environment variables from .env file
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load_dotenv()
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# Initialize logging
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logging.basicConfig(level=logging.DEBUG)
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logger = logging.getLogger(__name__)
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app = Flask(__name__)
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# Securely configure the app secret key
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app.secret_key = os.urandom(24)
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# Initialize CSRF Protection
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csrf = CSRFProtect()
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csrf.init_app(app)
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# Configure app SERVER_NAME to support url_for outside requests
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app.config['SERVER_NAME'] = 'toot.themediahub.org:5010'
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app.config['APPLICATION_ROOT'] = '/'
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app.config['PREFERRED_URL_SCHEME'] = 'http'
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# Database configuration
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db_user = os.getenv('DB_USER', 'your_db_user')
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db_password = os.getenv('DB_PASSWORD', 'your_db_password')
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db_name = os.getenv('DB_NAME', 'tootdb')
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db_host_primary = os.getenv('DB_HOST_PRIMARY', 'db3.cluster.doctatortot.com')
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db_host_failover = os.getenv('DB_HOST_FAILOVER', 'db4.cluster.doctatortot.com')
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def get_database_uri(host):
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return f'postgresql://{db_user}:{db_password}@{host}/{db_name}'
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def create_db_session():
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app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
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for host in [db_host_primary, db_host_failover]:
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try:
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app.config['SQLALCHEMY_DATABASE_URI'] = get_database_uri(host)
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db.init_app(app)
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conn = psycopg2.connect(get_database_uri(host))
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conn.close()
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return db
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except Exception as error:
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logger.error(f"Database connection failed at {host}: {error}")
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raise Exception("Both primary and failover database connections failed.")
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db = create_db_session()
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migrate = Migrate(app, db)
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# Flask-Login configuration
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login_manager = LoginManager()
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login_manager.init_app(app)
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login_manager.login_view = 'login'
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# Mastodon instance URL and access token
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api_base_url = 'https://chatwithus.live'
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access_token = os.getenv('MASTODON_ACCESS_TOKEN')
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if not access_token:
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raise ValueError("Please set the MASTODON_ACCESS_TOKEN environment variable.")
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else:
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logger.info(f"Using Mastodon access token: {access_token[:6]}...")
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# Initialize Mastodon API
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mastodon = Mastodon(
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access_token=access_token,
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api_base_url=api_base_url
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)
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@login_manager.user_loader
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def load_user(user_id):
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with app.app_context():
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session = db.session
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logger.debug(f"Loading user with ID: {user_id}")
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return session.get(User, user_id)
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def post_toot(toot):
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try:
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if toot.suspended:
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logger.info(f"Toot '{toot.message}' is suspended. Skipping post.")
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return
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logger.info(f"Attempting to post toot: {toot.message}")
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mastodon.status_post(toot.message)
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logger.info(f"Successfully posted toot: {toot.message}")
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except Exception as e:
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logger.error(f"Failed to post toot: {toot.message} due to {e}")
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@app.route('/')
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@login_required
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def index():
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logger.debug("Rendering index page")
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toots = Toot.query.all()
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logger.debug(f"Retrieved {len(toots)} toots from the database")
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return render_template('index.html', toots=toots)
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@app.route('/add', methods=['POST'])
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@login_required
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def add_toot():
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message = request.form['message']
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toot_time = request.form['toot_time']
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day = request.form['day'].lower()
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logger.debug(f"Adding new toot with message: {message}, time: {toot_time}, day: {day}")
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new_toot = Toot(
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id=str(uuid.uuid4()),
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message=message,
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toot_time=toot_time,
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day=day
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)
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db.session.add(new_toot)
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db.session.commit()
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schedule_toot(new_toot)
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return redirect(url_for('index'))
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@app.route('/delete/<toot_id>', methods=['POST'])
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@login_required
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def delete_toot(toot_id):
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logger.debug(f"Deleting toot with ID: {toot_id}")
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toot = Toot.query.get(toot_id)
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if toot:
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db.session.delete(toot)
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db.session.commit()
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sch.clear(toot_id)
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logger.info(f"Deleted toot with ID: {toot_id}")
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else:
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logger.warning(f"Toot with ID {toot_id} not found")
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return redirect(url_for('index'))
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@app.route('/suspend/<toot_id>', methods=['POST'])
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@login_required
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def suspend_toot(toot_id):
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logger.debug(f"Suspending toot with ID: {toot_id}")
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toot = Toot.query.get(toot_id)
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if toot:
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toot.suspended = True
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db.session.commit()
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sch.clear(toot_id) # Remove scheduled job
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flash(f"Toot '{toot.message}' has been suspended.")
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logger.info(f"Suspended toot with ID: {toot_id}")
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else:
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flash("Toot not found.")
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logger.warning(f"Toot with ID {toot_id} not found")
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return redirect(url_for('index'))
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@app.route('/resume/<toot_id>', methods=['POST'])
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@login_required
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def resume_toot(toot_id):
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logger.debug(f"Resuming toot with ID: {toot_id}")
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toot = Toot.query.get(toot_id)
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if toot and toot.suspended:
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toot.suspended = False
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db.session.commit()
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schedule_toot(toot) # Reschedule the toot
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flash(f"Toot '{toot.message}' has been resumed.")
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logger.info(f"Resumed toot with ID: {toot_id}")
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else:
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flash("Toot not found or already active.")
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logger.warning(f"Toot with ID {toot_id} not found or not suspended")
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return redirect(url_for('index'))
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@app.route('/logout', methods=['POST'])
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@login_required
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def logout():
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logger.debug("Logging out user")
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logout_user()
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return redirect(url_for('login'))
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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logger.debug("Rendering login page")
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form = LoginForm()
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logger.debug(f"CSRF token: {form.csrf_token.data}")
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if form.validate_on_submit():
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logger.debug(f"Login form submitted with username: {form.username.data}")
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user = User.query.filter_by(username=form.username.data).first()
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if user and user.check_password(form.password.data):
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logger.info(f"User {form.username.data} authenticated successfully")
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login_user(user)
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return redirect(url_for('index'))
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logger.warning(f"Authentication failed for user {form.username.data}")
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flash('Invalid username or password')
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return render_template('login.html', form=form)
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scheduler_lock = threading.Lock()
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def schedule_toot(toot):
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try:
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if toot.suspended:
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logger.info(f"Toot '{toot.message}' is suspended. Skipping scheduling.")
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return
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with scheduler_lock:
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sch.clear(toot.id)
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day_schedule = {
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'monday': sch.every().monday,
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'tuesday': sch.every().tuesday,
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'wednesday': sch.every().wednesday,
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'thursday': sch.every().thursday,
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'friday': sch.every().friday,
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'saturday': sch.every().saturday,
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'sunday': sch.every().sunday,
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'everyday': sch.every().day
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}
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if toot.day in day_schedule:
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logger.info(f"Scheduling toot: {toot.message} for {toot.day} at {toot.toot_time}")
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day_schedule[toot.day].at(toot.toot_time).do(post_toot, toot).tag(toot.id)
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else:
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logger.error(f"Unknown day: {toot.day}. Unable to schedule toot.")
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except Exception as e:
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logger.error(f"Error scheduling toot: {str(e)}")
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def run_scheduler():
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try:
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while True:
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sch.run_pending()
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t.sleep(1)
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except Exception as e:
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logger.error(f"Scheduler error: {str(e)}")
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def initialize_scheduler():
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with app.app_context():
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db.create_all()
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# Schedule existing toots when the app starts
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sch.clear() # Clear all scheduled tasks initially
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for toot in Toot.query.all():
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schedule_toot(toot)
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if __name__ == '__main__':
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# Initialize the scheduler once, outside the debug mode restart
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if os.getenv("FLASK_ENV") != "development" or os.environ.get("WERKZEUG_RUN_MAIN") == "true":
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initialize_scheduler()
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# Run the scheduler in a separate thread
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scheduler_thread = threading.Thread(target=run_scheduler, daemon=True)
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scheduler_thread.start()
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app.run(debug=False, host='0.0.0.0', port=5010)
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