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class to check for logged in user created
This commit is contained in:
Manuel Weiser 2024-08-06 19:06:09 +02:00
parent 0e55fd55fd
commit 751c67c05b
7 changed files with 199 additions and 80 deletions
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27
lernplattform/classes.py Normal file
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from flask import Flask, request
from lernplattform import app
from lernplattform.models import User
class login():
"""
A class for handling user login functionality.
Attributes:
user_name (str): The username to be checked for authentication.
Methods:
__init__(self, user_name=None): Initializes the login object with a given user name.
check(user_name): A static method that checks if the provided user name is valid.
login(self): Prints "Login" to indicate that the login method has been called.
"""
def __init__(self, user_name=None):
self.user_name = user_name # Initialize the user name attribute for the login class
@staticmethod
def check(user_name):
if user_name is None:
return False # Return False if the user name is not provided
else:
return True # Otherwise, return True indicating a valid user name
def login(self):
print("Login") # Print "Login" to indicate that the login method has been called

9
lernplattform/models.py
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from lernplattform import db from lernplattform import db
# Define a User model that represents the user table in the database
class User(db.Model): class User(db.Model):
# Primary key column for the table, auto-incrementing integer
id = db.Column(db.Integer, primary_key=True) id = db.Column(db.Integer, primary_key=True)
# Username column with a maximum length of 20 characters, unique and not nullable
username = db.Column(db.String(20), unique=True, nullable=False) username = db.Column(db.String(20), unique=True, nullable=False)
# Email column with a maximum length of 120 characters, unique and not nullable
email = db.Column(db.String(120), unique=True, nullable=False) email = db.Column(db.String(120), unique=True, nullable=False)
# Password column with a maximum length of 60 characters, not nullable
password = db.Column(db.String(60), nullable=False) password = db.Column(db.String(60), nullable=False)
# Magic method to represent the object as a string when printed or used in string context
def __repr__(self): def __repr__(self):
return f"User('{self.username}', '{self.email}')" return f"User('{self.username}', '{self.email}')"
# Function to initialize the database by creating all tables defined in models if they do not exist
def initialize_database(): def initialize_database():
from lernplattform import app from lernplattform import app
# Create an application context before running operations on the database within this function
with app.app_context(): with app.app_context():
db.create_all() db.create_all()
print("Database and tables created successfully.")

46
lernplattform/routes.py
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from flask import render_template, url_for, flash, redirect, jsonify from flask import render_template, url_for, flash, redirect, jsonify, request
from lernplattform import app from lernplattform import app
from lernplattform.models import User from lernplattform.models import User
from lernplattform import db
from lernplattform.classes import login
@app.route('/') @app.route('/')
def index(): def index():
# Render the main page with the list of users """
return render_template('index.html') Renders the main page of the application.
This function checks if a user is logged in by checking for a 'user_name' cookie.
If the user is logged in, it retrieves the username from the database using the cookie value.
If not, it defaults to 'Gast'. The main page is then rendered with the current username.
Returns:
A rendered HTML template with the current username.
"""
if login.check(request.cookies.get('user_name')):
user_name = User.query.filter_by(username=request.cookies.get('user_name')).first().username
else:
# If not logged in, default to 'Gast'
user_name = 'Gast'
# Render the main page with the current username
return render_template('index.html', user_name=user_name)
@app.route('/users', methods=['GET']) @app.route('/users', methods=['GET'])
def get_users(): def get_users():
# Query all users from the database
users = User.query.all() users = User.query.all()
return jsonify([user.username for user in users]) # Create a list of dictionaries with user information
user_list = [
{
"id": user.id,
"username": user.username,
"email": user.email,
"password": user.password
}
for user in users
]
# Return the list of users as a JSON response
return jsonify(user_list)
#return user_list[0]['username']
@app.route('/users', methods=['POST']) @app.route('/users', methods=['POST'])
def create_user(): def create_user():
# Get the JSON data from the request body
data = request.get_json() data = request.get_json()
new_user = User(username=data['username'], email=data['email']) # Create a new User object with the provided username, email, and password
new_user = User(username=data['username'], email=data['email'], password=data['password'])
# Add the new user to the database session
db.session.add(new_user) db.session.add(new_user)
# Commit the transaction to save the new user in the database
db.session.commit() db.session.commit()
# Return a success message with status code 201 (Created)
return jsonify({'message': 'User created'}), 201 return jsonify({'message': 'User created'}), 201

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159
lernplattform/templates/index.html
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<head> <head>
<meta charset="UTF-8" /> <meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Social Media Layout</title> <title>Lernplattform EMT/Paramedic</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet" /> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet" />
<style> <style>
:root {
--primary-color: #102037; /* Definieren Sie die primäre Farbe */
--secondary-color: #f78b47; /* Definieren Sie die sekundäre Farbe */
--link-default-color: #ffffff; /* Definieren Sie die Link-Hover-Farbe */
--link-hover-color: #ffcc00; /* Definieren Sie die Link-Hover-Farbe */
--link-active-color: #ffcc00; /* Definieren Sie die Link-Hover-Farbe */
--background-color: #d4c4c4; /* Definieren Sie die Hintergrundfarbe */
--nav-background-color: #102037; /* Definieren Sie die Hintergrundfarbe */
--box-background-color: #102037;
}
body {
color: #ffffff;
}
.light {
color: #888888;
font-weight: 100;
font-size: small;
}
.sidebar { .sidebar {
height: 100%; height: 100%;
position: sticky; position: sticky;
top: 0; top: 0;
background-color: #f0f2f5; background-color: var(--background-color);
} }
.main-content { .main-content {
background-color: #f0f2f5; background-color: var(--background-color);
padding: 20px;
} }
.profile-card, .profile-card,
.story, .story,
.post, .post,
.who-to-follow, .who-to-follow,
.news { .news {
background-color: #ffffff; background-color: var(--box-background-color);
padding: 20px; padding: 20px;
border-radius: 15px; border-radius: 15px;
margin-bottom: 20px; margin-bottom: 20px;
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}
.headbar {
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
} }
.profile-card img, .profile-card img,
.who-to-follow img { .who-to-follow img {
@ -48,64 +68,59 @@
.who-to-follow button { .who-to-follow button {
border-radius: 20px; border-radius: 20px;
} }
.navbar, .navbar {
footer, background-color: var(--nav-background-color);
padding: 0;
}
.navbar-nav .nav-link {
color: var(--link-default-color)
}
.navbar-nav .nav-link:hover {
color: var(--link-hover-color);
}
.navbar-nav .nav-link.active {
color: var(--link-active-color);
}
.logo {
display:inline;
width: 50px;
margin: 0;
padding: 0;
}
.footer {
background-color: var(--nav-background-color);
padding: 0;
box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.3);
}
body { body {
background-color: #f0f2f5; background-color: var(--background-color);
} }
</style> </style>
</head> </head>
<body> <body>
<nav class="navbar navbar-expand-lg navbar-light bg-white shadow-sm mb-3">
<div class="container-fluid"> {% include 'nav.html' %}
<a class="navbar-brand" href="#"><img src="https://via.placeholder.com/30" alt="Logo" /></a>
<button
class="navbar-toggler"
type="button"
data-bs-toggle="collapse"
data-bs-target="#navbarNav"
aria-controls="navbarNav"
aria-expanded="false"
aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link active" aria-current="page" href="#">Demo</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Pages</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Account</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">My Network</a>
</li>
</ul>
<form class="d-flex">
<input class="form-control me-2" type="search" placeholder="Search" aria-label="Search" />
</form>
</div>
</div>
</nav>
<div class="container-fluid"> <div class="container-fluid">
<div class="row"> <div class="row">
<!-- Sidebar --> <!-- Sidebar -->
<div class="col-12 col-md-3 sidebar mb-3"> <div class="col-12 col-md-3 sidebar mb-3">
<div class="profile-card text-center p-3"> <div class="profile-card text-center p-3">
<img src="https://via.placeholder.com/100" alt="Profile Picture" /> <!--<img src="https://via.placeholder.com/100" alt="Profile Picture" />-->
<h5>Sam Lanson</h5> <h5>{{ user_name }}</h5>
<p>Web Developer at Webestica</p> <p>Web Developer at Webestica</p>
<p class="text-muted">I'd love to change the world, but they won’t give me the source code.</p> <p class="light">I'd love to change the world, but they won’t give me the source code.</p>
<div class="d-flex justify-content-around"> <div class="d-flex justify-content-around">
<span>256 Posts</span> <span>256 Posts</span>
<span>2.5K Followers</span> <span>2.5K Followers</span>
<span>365 Following</span> <span>365 Following</span>
</div> </div>
</div> </div>
<!--
<div class="list-group"> <div class="list-group">
<a href="#" class="list-group-item list-group-item-action">Feed</a> <a href="#" class="list-group-item list-group-item-action">Feed</a>
<a href="#" class="list-group-item list-group-item-action">Connections</a> <a href="#" class="list-group-item list-group-item-action">Connections</a>
@ -115,12 +130,15 @@
<a href="#" class="list-group-item list-group-item-action">Notifications</a> <a href="#" class="list-group-item list-group-item-action">Notifications</a>
<a href="#" class="list-group-item list-group-item-action">Settings</a> <a href="#" class="list-group-item list-group-item-action">Settings</a>
</div> </div>
-->
</div> </div>
<!-- Main Content --> <!-- Main Content -->
<div class="col-12 col-md-6 main-content mb-3"> <div class="col-12 col-md-6 main-content mb-3">
<!-- Post a Story --> <!-- Post a Story -->
<div class="story p-3 shadow-sm"> <!--
<div class="story p-3">
<div class="d-flex align-items-center"> <div class="d-flex align-items-center">
<img <img
src="https://via.placeholder.com/50" src="https://via.placeholder.com/50"
@ -135,19 +153,23 @@
<button class="btn btn-outline-primary">Feeling/Activity</button> <button class="btn btn-outline-primary">Feeling/Activity</button>
</div> </div>
</div> </div>
-->
<!-- Posts --> <!-- Posts -->
<div class="post p-3 shadow-sm"> <div class="post p-3">
<div class="d-flex"> <div class="d-flex">
<img <img
src="https://via.placeholder.com/50" src="../static/images/logo.png"
class="rounded-circle me-3" class="rounded-circle me-3"
style="width: 300px;"
alt="Profile Picture" /> alt="Profile Picture" />
<div> <div>
<h6>Lori Ferguson</h6> <h6>Lernplattform für <br>Rettungs- und Notfallsanitäter</h6>
<small class="text-muted">Web Developer at Webestica • 2hr</small> <small class="light">Hier kann man lernen und üben, Wiessen festigen und sich aktiv an der Datenbank beteiligen.</small>
</div> </div>
</div> </div>
<p class="mt-3"> <p class="mt-3">
I'm thrilled to share that I've completed a graduate certificate course in project I'm thrilled to share that I've completed a graduate certificate course in project
management with the president's honor roll. management with the president's honor roll.
@ -159,16 +181,16 @@
<!-- Right Sidebar --> <!-- Right Sidebar -->
<div class="col-12 col-md-3 mb-3"> <div class="col-12 col-md-3 mb-3">
<!-- Who to Follow --> <!-- Who to Follow -->
<div class="who-to-follow p-3 shadow-sm"> <div class="who-to-follow p-3">
<h6>Who to follow</h6> <h6>Lernfelder</h6>
<div class="d-flex align-items-center my-2"> <div class="d-flex align-items-center my-2">
<img <img
src="https://via.placeholder.com/50" src="https://via.placeholder.com/50"
class="rounded-circle me-3" class="rounded-circle me-3"
alt="Profile Picture" /> alt="Profile Picture" />
<div> <div>
<h6 class="mb-0">Judy Nguyen</h6> <h6 class="mb-0">Anatomie</h6>
<small class="text-muted">News anchor</small> <small class="light">RettSan</small>
</div> </div>
<button class="btn btn-outline-primary ms-auto">+</button> <button class="btn btn-outline-primary ms-auto">+</button>
</div> </div>
@ -178,8 +200,8 @@
class="rounded-circle me-3" class="rounded-circle me-3"
alt="Profile Picture" /> alt="Profile Picture" />
<div> <div>
<h6 class="mb-0">Amanda Reed</h6> <h6 class="mb-0">Medikamente</h6>
<small class="text-muted">Web Developer</small> <small class="light">NotSan</small>
</div> </div>
<button class="btn btn-outline-primary ms-auto">+</button> <button class="btn btn-outline-primary ms-auto">+</button>
</div> </div>
@ -189,31 +211,28 @@
class="rounded-circle me-3" class="rounded-circle me-3"
alt="Profile Picture" /> alt="Profile Picture" />
<div> <div>
<h6 class="mb-0">Billy Vasquez</h6> <h6 class="mb-0">Herzkreislauf</h6>
<small class="text-muted">News anchor</small> <small class="light">RettSan</small>
</div> </div>
<button class="btn btn-outline-primary ms-auto">+</button> <button class="btn btn-outline-primary ms-auto">+</button>
</div> </div>
<div class="text-center mt-3"> <div class="text-center mt-3">
<button class="btn btn-link">View more</button> <button class="btn btn-link">Mehr Lernfelder</button>
</div> </div>
</div> </div>
<!-- Today's News --> <!-- Today's News -->
<div class="news p-3 shadow-sm"> <div class="news p-3">
<h6>Today's news</h6> <h6>Datenbank - Inhalte</h6>
<ul class="list-unstyled"> <ul class="list-unstyled">
<li class="mb-2"> <li class="mb-2">
Ten questions you should answer truthfully <small class="text-muted">2hr</small> Lernfelder <small class="light">3</small>
</li> </li>
<li class="mb-2"> <li class="mb-2">
Five unbelievable facts about money <small class="text-muted">3hr</small> Fragen RettSan <small class="light">38</small>
</li> </li>
<li class="mb-2"> <li class="mb-2">
Best Pinterest Boards for learning about business <small class="text-muted">4hr</small> Fragen NotSan <small class="light">40</small>
</li>
<li class="mb-2">
Skills that you can learn from ... <small class="text-muted">4hr</small>
</li> </li>
</ul> </ul>
</div> </div>
@ -221,9 +240,9 @@
</div> </div>
</div> </div>
<footer class="bg-white text-center py-3 shadow-sm mt-3"> <footer class="footer text-center py-3 mt-3">
<div class="container"> <div class="container">
<small>© 2024 Webestica. Alle Rechte vorbehalten.</small> <small>© 2024 Manuel Weiser. Alle Rechte vorbehalten.</small>
</div> </div>
</footer> </footer>

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lernplattform/templates/nav.html Normal file
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<nav class="navbar navbar-expand-lg navbar-light shadow-sm mb-3">
<div class="container-fluid headbar">
<a class="navbar-brand" href="/"><img src="../static/images/logo.png" alt="EMT Paramedic Learn" class="logo" /></a>
<button
class="navbar-toggler"
type="button"
data-bs-toggle="collapse"
data-bs-target="#navbarNav"
aria-controls="navbarNav"
aria-expanded="false"
aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link active" aria-current="page" href="/">Start</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Lernfelder</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Account</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Impressum</a>
</li>
</ul>
<form class="d-flex">
<input class="form-control me-2" type="search" placeholder="Suche" aria-label="Suche" />
</form>
</div>
</div>
</nav>

4
lernplattform/wsgi.py
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@ -1,4 +0,0 @@
from lernplattform import app
if __name__ == "__main__":
app.run()