mirror of
https://github.com/tmdinosaurcenter/kiosk-guestbook.git
synced 2025-04-10 14:11:28 -06:00
9ce656a963
- Display brief instructions above the guestbook form. - Update validation: require first name, last name, and location; make email optional. - Remove the 'required' attribute from the email input field. - Provide context in the UI so users understand why email is optional.
87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
from flask import Flask, render_template, request, redirect, url_for
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import sqlite3
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import re
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import logging
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# Set up basic logging
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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app = Flask(__name__)
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DATABASE = 'guestbook.db'
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def init_db():
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conn = sqlite3.connect(DATABASE)
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c = conn.cursor()
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c.execute('''
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CREATE TABLE IF NOT EXISTS guests (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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first_name TEXT NOT NULL,
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last_name TEXT NOT NULL,
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email TEXT,
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location TEXT NOT NULL,
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timestamp DATETIME DEFAULT CURRENT_TIMESTAMP
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)
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''')
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conn.commit()
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conn.close()
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logger.info("Database initialized.")
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def is_valid_email(email):
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# A simple regex for basic email validation
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pattern = r'^[\w\.-]+@[\w\.-]+\.\w+$'
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return re.match(pattern, email)
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@app.route('/', methods=['GET', 'POST'])
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def index():
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error = None
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if request.method == 'POST':
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logger.info("Received POST request with form data.")
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first_name = request.form.get('first_name', '').strip()
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last_name = request.form.get('last_name', '').strip()
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email = request.form.get('email', '').strip()
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location = request.form.get('location', '').strip()
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# Basic validation checks (email is optional)
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if not (first_name and last_name and location):
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error = "First name, last name, and location are required."
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logger.warning("Validation error: Missing required fields (first name, last name, location).")
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elif email and not is_valid_email(email):
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error = "Invalid email address."
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logger.warning("Validation error: Invalid email address '%s'.", email)
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if error:
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# Retrieve guest entries to display on the page.
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conn = sqlite3.connect(DATABASE)
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c = conn.cursor()
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c.execute('SELECT first_name, location FROM guests ORDER BY id DESC')
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guests = c.fetchall()
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conn.close()
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return render_template('index.html', error=error, guests=guests)
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# If validations pass, insert the data into the database.
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conn = sqlite3.connect(DATABASE)
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c = conn.cursor()
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c.execute(
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'INSERT INTO guests (first_name, last_name, email, location) VALUES (?, ?, ?, ?)',
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(first_name, last_name, email, location)
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)
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conn.commit()
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conn.close()
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logger.info("New guest entry added: %s from %s.", first_name, location)
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return redirect(url_for('index'))
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# For GET requests, retrieve guest entries to display.
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conn = sqlite3.connect(DATABASE)
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c = conn.cursor()
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c.execute('SELECT first_name, location FROM guests ORDER BY id DESC')
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guests = c.fetchall()
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conn.close()
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logger.info("Rendering guestbook page with %d entries.", len(guests))
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return render_template('index.html', error=error, guests=guests)
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if __name__ == '__main__':
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init_db()
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logger.info("Starting Flask app on host 0.0.0.0, port 5000.")
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app.run(host='0.0.0.0', port=5000)
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