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Added flask web app

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nils
2024-02-25 10:51:37 +01:00
parent 306a739e08
commit b35aa593d2
17 changed files with 362 additions and 2 deletions
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10
web/src/__init__.py Normal file
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from flask import Flask # Import the Flask class
app = Flask(__name__) # Create an instance of the class for our use
import paho.mqtt.client as mqtt
print("Starting up...")
client = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2)
client.connect("192.168.178.36",1884,keepalive=60)
client.publish("web2mqtt/status","Web2Mqtt starting up...")

5
web/src/static/data.json Normal file
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{
"01": {
"note" : "Data is very simple because we're demonstrating only the mechanism."
}
}

32
web/src/static/site.css Normal file
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.message {
font-weight: 600;
color: blue;
}
.navbar {
background-color: lightslategray;
font-size: 1em;
font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
color: white;
padding: 8px 5px 8px 5px;
}
.navbar a {
text-decoration: none;
color: inherit;
}
.navbar-brand {
font-size: 1.2em;
font-weight: 600;
}
.navbar-item {
font-variant: small-caps;
margin-left: 30px;
}
.body-content {
padding: 5px;
font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

7
web/src/templates/about.html Normal file
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{% extends "layout.html" %}
{% block title %}
About us
{% endblock %}
{% block content %}
<p>About page for the Visual Studio Code Flask tutorial.</p>
{% endblock %}

7
web/src/templates/contact.html Normal file
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{% extends "layout.html" %}
{% block title %}
Contact us
{% endblock %}
{% block content %}
<p>Contact page for the Visual Studio Code Flask tutorial.</p>
{% endblock %}

16
web/src/templates/hello_there.html Normal file
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<link rel="stylesheet" type="text/css" href="{{ url_for('static', filename='site.css') }}" />
<title>Hello, Flask</title>
</head>
<body>
{%if name %}
<span class="message">Hello there, {{ name }}!</span> It's {{ date.strftime("%A, %d %B, %Y at %X") }}.
{% else %}
<span class="message">What's your name? Provide it after /hello/ in the URL.</span>
{% endif %}
</body>
</html>
<!-- The above syntax makes use of jinja and it's documentation can be found over here http://jinja.pocoo.org/docs/2.10/templates/ -->

7
web/src/templates/home.html Normal file
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{% extends "layout.html" %}
{% block title %}
Home
{% endblock %}
{% block content %}
<p>Home page for the Visual Studio Code Flask tutorial.</p>
{% endblock %}

25
web/src/templates/layout.html Normal file
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>{% block title %}{% endblock %}</title>
<link rel="stylesheet" type="text/css" href="{{ url_for('static', filename='site.css') }}" />
</head>
<body>
<div class="navbar">
<a href="{{ url_for('home') }}" class="navbar-brand">Home</a>
<a href="{{ url_for('about') }}" class="navbar-item">About</a>
<a href="{{ url_for('contact') }}" class="navbar-item">Contact</a>
</div>
<div class="body-content">
{% block content %}
{% endblock %}
<hr/>
<footer>
<p>&copy; 2018</p>
</footer>
</div>
</body>
</html>

48
web/src/views.py Normal file
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from datetime import datetime
from flask import Flask, render_template,request
from . import app, client
@app.route("/")
def home():
return render_template("home.html")
@app.route("/about/")
def about():
return render_template("about.html")
@app.route("/contact/")
def contact():
return render_template("contact.html")
@app.route("/hello/")
@app.route("/hello/<name>")
def hello_there(name = None):
return render_template(
"hello_there.html",
name=name,
date=datetime.now()
)
@app.route("/api/data")
def get_data():
return app.send_static_file("data.json")
CMD = "web2mqtt/command"
@app.route("/cmnd")
def command():
opts = ""
command = CMD
if request.args.get('cmnd'):
command += "/" + request.args.get('cmnd')
if request.args.get('opts'):
opts = request.args.get('opts')
if not client.is_connected():
print("reconnection to mqtt server...")
client.connect("192.168.178.36",1884,keepalive=60)
client.publish(command,opts)
content = f"Command: {command} triggered with opts: {opts}"
return content

7
web/src/webapp.py Normal file
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# Entry point for the application.
import gunicorn
from . import app # For application discovery by the 'flask' command.
from . import views # For import side-effects of setting up routes.
# Time-saver: output a URL to the VS Code terminal so you can easily Ctrl+click to open a browser
# print('http://127.0.0.1:5000/hello/VSCode')