[34288f42] Keine Zusammenfassung angegeben.

Keine Zusammenfassung angegeben.

fotograf-de-scraper/backend/qr_generator.py

@@ -292,3 +292,62 @@ def overlay_text_on_pdf(base_pdf_path: str, output_pdf_path: str, texts: list):
         writer.write(output_file)
         
     logger.info(f"Successfully generated overlaid PDF at {output_pdf_path}")
+
+
+def generate_siblings_qr_overlay(base_pdf_path: str, output_pdf_path: str, families: list):
+    import io
+    from PyPDF2 import PdfReader, PdfWriter
+    from reportlab.pdfgen import canvas
+    from reportlab.lib.pagesizes import A4
+    from reportlab.pdfbase import pdfmetrics
+    from reportlab.pdfbase.ttfonts import TTFont
+    import os
+
+    font_path = os.path.join(os.path.dirname(__file__), "assets", "OpenSans-Regular.ttf")
+    if os.path.exists(font_path):
+        pdfmetrics.registerFont(TTFont('OpenSans', font_path))
+        font_name = 'OpenSans'
+    else:
+        font_name = 'Helvetica'
+
+    mm_to_pt = 2.83465
+    page_width, page_height = A4
+    x_pos = 72 * mm_to_pt
+    y_pos_1 = page_height - (31 * mm_to_pt)
+    y_pos_2 = page_height - (180 * mm_to_pt)
+
+    reader = PdfReader(base_pdf_path)
+    writer = PdfWriter()
+
+    family_idx = 0
+    total_families = len(families)
+
+    for i in range(len(reader.pages)):
+        page = reader.pages[i]
+        
+        if family_idx < total_families:
+            packet = io.BytesIO()
+            c = canvas.Canvas(packet, pagesize=A4)
+            c.setFont(font_name, 11)
+            
+            # First card on the page
+            if family_idx < total_families:
+                text_top = f"Geschwisterbilder Familie {families[family_idx]['nachname']}"
+                c.drawString(x_pos, y_pos_1, text_top)
+                family_idx += 1
+            
+            # Second card on the page
+            if family_idx < total_families:
+                text_bottom = f"Geschwisterbilder Familie {families[family_idx]['nachname']}"
+                c.drawString(x_pos, y_pos_2, text_bottom)
+                family_idx += 1
+                
+            c.save()
+            packet.seek(0)
+            overlay_pdf = PdfReader(packet)
+            page.merge_page(overlay_pdf.pages[0])
+
+        writer.add_page(page)
+
+    with open(output_pdf_path, "wb") as output_file:
+        writer.write(output_file)