Logo-Upload: Bild hochladen/loeschen via Settings, Einbindung in PDF mit Fallback auf Text

app.py

@@ -13,7 +13,9 @@ from flask import Flask, render_template, request, jsonify, redirect, url_for, s
 from fpdf import FPDF
 
 app = Flask(__name__)
+app.config['MAX_CONTENT_LENGTH'] = 5 * 1024 * 1024
 CONFIG_FILE = 'druckkalkulation_config.yaml'
+LOGO_FILE = 'static/logo.png'
 
 DEFAULT_VALUES = {
     'projektName': '',
@@ -42,6 +44,7 @@ DEFAULT_VALUES = {
     'paypal': '',
     'iban': '',
     'bankName': '',
+    'logo': '',
 }
 
 
@@ -163,6 +166,32 @@ def save_config_route():
     return jsonify({'status': 'ok'})
 
 
+@app.route('/upload_logo', methods=['POST'])
+def upload_logo():
+    """Logo-Datei hochladen und in static/logo.png speichern."""
+    if 'logo' not in request.files:
+        return jsonify({'error': 'Keine Datei'}), 400
+    file = request.files['logo']
+    if file.filename == '':
+        return jsonify({'error': 'Keine Datei ausgewaehlt'}), 400
+    file.save(LOGO_FILE)
+    config = load_config()
+    config['logo'] = 'logo.png'
+    save_config(config)
+    return jsonify({'status': 'ok', 'filename': 'logo.png'})
+
+
+@app.route('/delete_logo', methods=['POST'])
+def delete_logo():
+    """Logo loeschen."""
+    if os.path.exists(LOGO_FILE):
+        os.remove(LOGO_FILE)
+    config = load_config()
+    config['logo'] = ''
+    save_config(config)
+    return jsonify({'status': 'ok'})
+
+
 @app.route('/invoice')
 def invoice():
     """Rechnungsseite mit Kundendaten und Vorschau."""
@@ -221,19 +250,17 @@ def invoice_pdf():
         pdf.set_x(left)
         pdf.cell(col_w, 4, " | ".join(contact_parts), ln=True)
 
-    # Logo rechts
-    pdf.set_font("Arial", "B", 22)
-    pdf.set_xy(col_right, 15)
-    y_logo = pdf.get_y()
-
-    line1 = "JET"
-    line2 = "Design"
-    pdf.set_xy(col_right, y_logo)
-    pdf.set_text_color(6, 111, 209)
-    pdf.cell(col_w, 8, line1, ln=True, align='R')
-    pdf.set_x(col_right)
-    pdf.cell(col_w, 8, line2, ln=True, align='R')
-    pdf.set_text_color(0, 0, 0)
+    # Logo rechts (Bild oder Text-Fallback)
+    if os.path.exists(LOGO_FILE):
+        pdf.image(LOGO_FILE, x=col_right, y=15, w=60)
+    else:
+        pdf.set_font("Arial", "B", 22)
+        pdf.set_xy(col_right, 15)
+        pdf.set_text_color(6, 111, 209)
+        pdf.cell(col_w, 8, "JET", ln=True, align='R')
+        pdf.set_x(col_right)
+        pdf.cell(col_w, 8, "Design", ln=True, align='R')
+        pdf.set_text_color(0, 0, 0)
 
     # --- Rechnungsdaten ---
     invoice_y = max(pdf.get_y(), 50)