Migrate application from Node.js to Flask, removing Node dependencies and adding Flask requirements. Foregoing the Google Form for a simpler MVP using a simple HTML form and SQLite db

This commit is contained in:
Steve Dogiakos 2025-04-01 16:55:34 -06:00
parent be54d04114
commit e7b1560447
12 changed files with 86 additions and 941 deletions

6
.gitignore vendored
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@ -1,6 +0,0 @@
# Node modules
node_modules/
# Environment files or credentials
.env
credentials.json

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@ -1,20 +1,14 @@
# Use a lightweight Node image
FROM node:18-alpine
FROM python:3.9-slim
# Create app directory
WORKDIR /app
# Copy package.json first to leverage Docker caching
COPY package.json .
# Copy and install Python dependencies.
COPY requirements.txt requirements.txt
RUN pip install --no-cache-dir -r requirements.txt
# Install dependencies
RUN npm install
# Copy the rest of the application files
# Copy the rest of the app code.
COPY . .
# Expose port 3000 (the port your Node app will run on)
EXPOSE 3000
EXPOSE 5000
# Start the server
CMD ["node", "app.js"]
CMD ["python", "app.py"]

21
LICENSE
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@ -1,21 +0,0 @@
MIT License
Copyright (c) 2025 Montana Dinosaur Center
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

31
app.js
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@ -1,31 +0,0 @@
const express = require('express');
const path = require('path');
// const { google } = require('googleapis'); // only if you're using Google Sheets API
const app = express();
const PORT = process.env.PORT || 3000;
// Serve static files from the 'public' folder
app.use(express.static(path.join(__dirname, 'public')));
// Example route to serve index.html
app.get('/', (req, res) => {
res.sendFile(path.join(__dirname, 'index.html'));
});
// Example (placeholder) route for approved data
app.get('/api/approved', async (req, res) => {
// TODO: connect to Google Sheets or n8n to fetch approved entries
// For now, just return some sample data
const dummyData = [
{ name: 'Alice', location: 'Paris', comment: 'Loving this exhibit!' },
{ name: 'Bob', location: 'New York', comment: 'Very insightful museum.' }
];
res.json(dummyData);
});
app.listen(PORT, () => {
console.log(`Server running on http://localhost:${PORT}`);
});

46
app.py Normal file
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from flask import Flask, render_template, request, redirect, url_for
import sqlite3
app = Flask(__name__)
DATABASE = 'guestbook.db'
def init_db():
conn = sqlite3.connect(DATABASE)
c = conn.cursor()
c.execute('''
CREATE TABLE IF NOT EXISTS guests (
id INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
email TEXT NOT NULL,
location TEXT NOT NULL,
timestamp DATETIME DEFAULT CURRENT_TIMESTAMP
)
''')
conn.commit()
conn.close()
@app.route('/', methods=['GET', 'POST'])
def index():
if request.method == 'POST':
name = request.form.get('name')
email = request.form.get('email')
location = request.form.get('location')
if name and email and location:
conn = sqlite3.connect(DATABASE)
c = conn.cursor()
c.execute('INSERT INTO guests (name, email, location) VALUES (?, ?, ?)',
(name, email, location))
conn.commit()
conn.close()
return redirect(url_for('index'))
# Retrieve guest entries to display on the page.
conn = sqlite3.connect(DATABASE)
c = conn.cursor()
c.execute('SELECT name, email, location, timestamp FROM guests ORDER BY id DESC')
guests = c.fetchall()
conn.close()
return render_template('index.html', guests=guests)
if __name__ == '__main__':
init_db()
app.run(host='0.0.0.0', port=5000)

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@ -1,28 +0,0 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Museum Kiosk</title>
<link rel="stylesheet" href="public/style.css" />
</head>
<body>
<h1>Welcome to the Museum!</h1>
<!-- Embedded Google Form IFrame -->
<iframe
src="https://docs.google.com/forms/d/e/1FAIpQLSekn1-da42vLyOAMDwfswxNOtDsPFaiuYABBe9XqhhEssBndw/viewform?embedded=true"
width="100%" height="600" frameborder="0" style="border: none;">
Loading…
</iframe>
<!-- Ticker Container -->
<div id="ticker-container">
<div id="ticker-content">Loading submissions...</div>
</div>
<script src="public/script.js"></script>
</body>
</html>

763
package-lock.json generated
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@ -1,763 +0,0 @@
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}

View File

@ -1,13 +0,0 @@
{
"name": "kiosk-guestbook",
"version": "1.0.0",
"description": "",
"main": "app.js",
"scripts": {
"start": "node app.js"
},
"dependencies": {
"express": "^4.18.2"
}
}

View File

@ -1,26 +0,0 @@
async function fetchApproved() {
try {
const response = await fetch('/api/approved');
const data = await response.json();
return data;
} catch (error) {
console.error('Error fetching approved data:', error);
return [];
}
}
async function updateTicker() {
const approvedData = await fetchApproved();
const tickerContent = approvedData
.map(entry => `${entry.name} (${entry.location}): ${entry.comment}`)
.join(' ');
const tickerElement = document.getElementById('ticker-content');
tickerElement.textContent = tickerContent;
}
// Fetch on load
updateTicker();
// Refresh every 30 seconds (adjust as needed)
setInterval(updateTicker, 30000);

View File

@ -1,40 +0,0 @@
/* Basic layout */
body {
margin: 0;
font-family: sans-serif;
background: #f0f0f0;
}
h1 {
text-align: center;
padding: 1rem;
}
/* Ticker styles */
#ticker-container {
position: fixed;
bottom: 0;
width: 100%;
background-color: #333;
color: #fff;
height: 40px;
display: flex;
align-items: center;
overflow: hidden;
}
#ticker-content {
white-space: nowrap;
animation: ticker 20s linear infinite;
padding-left: 100%;
}
@keyframes ticker {
0% {
transform: translateX(0);
}
100% {
transform: translateX(-100%);
}
}

1
requirements.txt Normal file
View File

@ -0,0 +1 @@
Flask==2.1.1

32
templates/index.html Normal file
View File

@ -0,0 +1,32 @@
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Museum Visitor Guestbook</title>
</head>
<body>
<h1>Museum Visitor Guestbook</h1>
<form method="post" action="/">
<label for="name">Name:</label><br>
<input type="text" id="name" name="name" required><br><br>
<label for="email">Email:</label><br>
<input type="email" id="email" name="email" required><br><br>
<label for="location">Location:</label><br>
<input type="text" id="location" name="location" required><br><br>
<input type="submit" value="Submit">
</form>
<hr>
<h2>Guest Entries</h2>
<ul>
{% for guest in guests %}
<li><strong>{{ guest[0] }}</strong> from {{ guest[2] }} (<em>{{ guest[1] }}</em>) at {{ guest[3] }}</li>
{% endfor %}
</ul>
</body>
</html>