protected app

This commit is contained in:
ValueOn AG 2026-02-06 02:42:39 +01:00
parent 06bbaa1d82
commit 0313821f59
4 changed files with 618 additions and 365 deletions

57
app.py
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@ -3,13 +3,15 @@ Belegscanner - KI-Dokumentenanalyse
Python Flask Web App mit CORS-Unterstützung und Poweron Design
"""
from flask import Flask, render_template, request, jsonify
from flask import Flask, render_template, request, jsonify, session, redirect, url_for
from flask_cors import CORS
from functools import wraps
import requests
import base64
import json
import re
import io
import os
# PDF Support
try:
@ -21,7 +23,29 @@ except ImportError:
print("Installieren mit: pip install pymupdf")
app = Flask(__name__)
CORS(app) # CORS für alle Routen aktivieren
app.secret_key = os.environ.get('SECRET_KEY', 'poweron-secret-key-change-in-production')
CORS(app, supports_credentials=True) # CORS für alle Routen aktivieren
# ============================================================================
# Authentication
# ============================================================================
# Einfache Credentials (für minimalen Schutz)
AUTH_USERNAME = os.environ.get('AUTH_USERNAME', 'poweron')
AUTH_PASSWORD = os.environ.get('AUTH_PASSWORD', 'poweron')
def _loginRequired(f):
"""Decorator für geschützte Routen"""
@wraps(f)
def decorated_function(*args, **kwargs):
if not session.get('logged_in'):
# Bei API-Calls JSON zurückgeben, sonst redirect
if request.path.startswith('/api/'):
return jsonify({'error': 'Nicht autorisiert', 'login_required': True}), 401
return redirect(url_for('_login'))
return f(*args, **kwargs)
return decorated_function
# ============================================================================
@ -120,13 +144,40 @@ def _isVisionModel(modelName):
# Routes
# ============================================================================
@app.route('/login', methods=['GET', 'POST'])
def _login():
"""Login-Seite"""
error = None
if request.method == 'POST':
username = request.form.get('username', '')
password = request.form.get('password', '')
if username == AUTH_USERNAME and password == AUTH_PASSWORD:
session['logged_in'] = True
session['username'] = username
return redirect(url_for('_index'))
else:
error = 'Ungültige Anmeldedaten'
return render_template('login.html', error=error)
@app.route('/logout')
def _logout():
"""Logout"""
session.clear()
return redirect(url_for('_login'))
@app.route('/')
@_loginRequired
def _index():
"""Hauptseite mit dem Belegscanner UI"""
return render_template('index.html')
@app.route('/api/analyze', methods=['POST'])
@_loginRequired
def _analyzeDocument():
"""
Analysiert ein Dokument mit Ollama Vision API oder verarbeitet Text mit Non-Vision Modellen
@ -221,6 +272,7 @@ def _healthCheck():
@app.route('/api/pdf/extract', methods=['POST'])
@_loginRequired
def _extractPdfImages():
"""
Extrahiert Bilder aus einem PDF.
@ -263,6 +315,7 @@ def _extractPdfImages():
@app.route('/api/ollama/status', methods=['GET'])
@_loginRequired
def _ollamaStatus():
"""Prüft ob Ollama erreichbar ist und listet verfügbare Modelle"""
ollamaUrl = request.args.get('url', 'http://localhost:11434')

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@ -630,7 +630,8 @@
</head>
<body>
<header>
<div class="app-container">
<div class="app-container" style="display: flex; justify-content: space-between; align-items: center;">
<div>
<div class="logo">
<div class="logo-icon">
<img src="{{ url_for('static', filename='poweron-logo.png') }}" alt="Poweron">
@ -639,6 +640,8 @@
</div>
<p class="subtitle">KI-gestützte Dokumentenanalyse</p>
</div>
<a href="{{ url_for('_logout') }}" class="btn btn-secondary btn-small" style="text-decoration: none;">Abmelden</a>
</div>
</header>
<div class="app-container">

224
templates/login.html Normal file
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@ -0,0 +1,224 @@
<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Login Belegscanner</title>
<link rel="icon" type="image/png" href="{{ url_for('static', filename='favicon.png') }}">
<style>
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,700&family=JetBrains+Mono:wght@400;500&display=swap');
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
/* Poweron Design System - Light Theme */
:root {
--color-bg: #F8F9FA;
--color-surface: #ffffff;
--color-surface-elevated: #f5f5f5;
--color-text: #1a1a1a;
--color-text-secondary: #666666;
--color-text-muted: #888888;
--color-primary: #F25843;
--color-primary-hover: #D94A37;
--color-primary-disabled: #F5B0A4;
--color-primary-glow: rgba(242, 88, 67, 0.12);
--color-border: #e0e0e0;
--color-border-hover: #d0d0d0;
--color-error: #dc2626;
--font-family: "DM Sans", "Trebuchet MS", sans-serif;
--font-mono: 'JetBrains Mono', monospace;
--radius-large: 30px;
--radius-medium: 15px;
--radius-small: 8px;
}
body {
font-family: var(--font-family);
background: var(--color-bg);
color: var(--color-text);
min-height: 100vh;
line-height: 1.6;
display: flex;
align-items: center;
justify-content: center;
}
.login-container {
width: 100%;
max-width: 400px;
padding: 2rem;
}
.login-card {
background: var(--color-surface);
border: 1px solid var(--color-border);
border-radius: var(--radius-medium);
padding: 2.5rem;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}
.logo {
display: flex;
flex-direction: column;
align-items: center;
margin-bottom: 2rem;
}
.logo-icon {
width: 80px;
height: 80px;
margin-bottom: 1rem;
}
.logo-icon img {
width: 100%;
height: 100%;
object-fit: contain;
}
h1 {
font-size: 1.5rem;
font-weight: 700;
letter-spacing: -0.02em;
color: var(--color-text);
text-align: center;
}
.subtitle {
color: var(--color-text-secondary);
font-size: 0.9rem;
text-align: center;
margin-top: 0.25rem;
}
.form-group {
margin-bottom: 1.25rem;
}
.form-group label {
display: block;
font-size: 0.8rem;
font-weight: 500;
color: var(--color-text-secondary);
text-transform: uppercase;
letter-spacing: 0.03em;
margin-bottom: 0.5rem;
}
.form-group input {
width: 100%;
padding: 0.875rem 1rem;
background: var(--color-surface-elevated);
border: 1px solid var(--color-border);
border-radius: var(--radius-small);
color: var(--color-text);
font-family: inherit;
font-size: 1rem;
transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus {
outline: none;
border-color: var(--color-primary);
box-shadow: 0 0 0 3px var(--color-primary-glow);
}
.error-message {
background: rgba(220, 38, 38, 0.1);
border: 1px solid rgba(220, 38, 38, 0.3);
border-radius: var(--radius-small);
padding: 0.875rem 1rem;
color: var(--color-error);
font-size: 0.9rem;
margin-bottom: 1.25rem;
text-align: center;
}
.btn {
display: inline-flex;
align-items: center;
justify-content: center;
width: 100%;
padding: 0.875rem 1.5rem;
border-radius: var(--radius-large);
font-family: inherit;
font-size: 1rem;
font-weight: 500;
cursor: pointer;
transition: all 0.2s ease;
border: none;
}
.btn-primary {
background: var(--color-primary);
color: white;
}
.btn-primary:hover {
background: var(--color-primary-hover);
transform: translateY(-1px);
}
.footer-brand {
margin-top: 2rem;
text-align: center;
color: var(--color-text-muted);
font-size: 0.75rem;
}
.footer-brand a {
color: var(--color-primary);
text-decoration: none;
font-weight: 500;
}
.footer-brand a:hover {
text-decoration: underline;
}
</style>
</head>
<body>
<div class="login-container">
<div class="login-card">
<div class="logo">
<div class="logo-icon">
<img src="{{ url_for('static', filename='poweron-logo.png') }}" alt="Poweron">
</div>
<h1>Belegscanner</h1>
<p class="subtitle">Bitte melden Sie sich an</p>
</div>
{% if error %}
<div class="error-message">{{ error }}</div>
{% endif %}
<form method="POST" action="{{ url_for('_login') }}">
<div class="form-group">
<label for="username">Benutzername</label>
<input type="text" id="username" name="username" required autofocus>
</div>
<div class="form-group">
<label for="password">Passwort</label>
<input type="password" id="password" name="password" required>
</div>
<button type="submit" class="btn btn-primary">Anmelden</button>
</form>
</div>
<div class="footer-brand">
Powered by <a href="#">Poweron</a>
</div>
</div>
</body>
</html>