98 lines
3.4 KiB
Python
98 lines
3.4 KiB
Python
import os
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import smtplib
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from email.mime.text import MIMEText
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from flask import Flask, render_template, request, redirect, url_for, flash, session
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from dotenv import load_dotenv
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from werkzeug.security import check_password_hash
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from database import init_db, get_all_emails, get_admin, create_default_admin
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load_dotenv()
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app = Flask(__name__)
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# Use a secret key from .env; ensure your .env sets SECRET_KEY
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app.secret_key = os.getenv('SECRET_KEY')
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# SMTP settings (for sending update emails)
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SMTP_SERVER = os.getenv('SMTP_SERVER')
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SMTP_PORT = int(os.getenv("SMTP_PORT", 465))
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SMTP_USER = os.getenv('SMTP_USER')
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SMTP_PASSWORD = os.getenv('SMTP_PASSWORD')
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# Initialize the database and create default admin user if necessary.
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init_db()
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create_default_admin()
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def login_required(f):
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from functools import wraps
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if "username" not in session:
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return redirect(url_for('login'))
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return f(*args, **kwargs)
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return decorated_function
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def process_send_update_email(subject, body):
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"""Helper function to send an update email to all subscribers."""
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subscribers = get_all_emails()
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if not subscribers:
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return "No subscribers found."
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try:
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server = smtplib.SMTP_SSL(SMTP_SERVER, SMTP_PORT, timeout=10)
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server.set_debuglevel(True)
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server.login(SMTP_USER, SMTP_PASSWORD)
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for email in subscribers:
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msg = MIMEText(body, 'html', 'utf-8')
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msg['Subject'] = subject
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msg['From'] = SMTP_USER
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msg['To'] = email
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server.sendmail(SMTP_USER, email, msg.as_string())
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print(f"Update email sent to: {email}")
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server.quit()
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return "Email has been sent."
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except Exception as e:
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print(f"Failed to send email: {e}")
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return f"Failed to send email: {e}"
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@app.route('/')
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@login_required
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def index():
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"""Displays all subscriber emails"""
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emails = get_all_emails()
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return render_template("admin_index.html", emails=emails)
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@app.route('/send_update', methods=['GET', 'POST'])
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@login_required
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def send_update():
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"""Display a form to send an update email; process submission on POST."""
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if request.method == 'POST':
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subject = request.form['subject']
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body = request.form['body']
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# Call the helper function using its new name.
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result_message = process_send_update_email(subject, body)
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flash(result_message)
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return redirect(url_for("send_update"))
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return render_template("send_update.html")
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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if request.method == 'POST':
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username = request.form.get('username')
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password = request.form.get('password')
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admin = get_admin(username)
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# Expect get_admin() to return a tuple like (username, password_hash)
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if admin and check_password_hash(admin[1], password):
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session['username'] = username
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flash("Logged in successfully", "success")
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return redirect(url_for("index"))
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else:
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flash("Invalid username or password", "danger")
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return redirect(url_for("login"))
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return render_template("login.html")
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@app.route('/logout')
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def logout():
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session.pop('username', None)
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flash("Logged out successfully", "success")
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return redirect(url_for("login"))
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if __name__ == '__main__':
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app.run(port=5000, debug=True)
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