Initial commit: What To Cook (WTC) v4.4 - Digitales Kochbuch, Wochenmenueplan & Buchdruck

2026-10-14 20:24:37 +02:00
commit c01d2d7639
171 changed files with 14073 additions and 0 deletions
@@ -0,0 +1,35 @@
+import os
+from pypdf import PdfReader
+
+SRC = '/home/maxi/Projekt/wtc.waiswuaschd.de/data/import_2026'
+IMG_OUT = '/home/maxi/Projekt/wtc.waiswuaschd.de/app/static/uploads/recipes'
+
+for f in sorted(os.listdir(SRC)):
+    if not f.lower().endswith('.pdf'):
+        continue
+    path = os.path.join(SRC, f)
+    base = os.path.splitext(f)[0]
+    safe_name = "".join(c for c in base if c.isalnum() or c in (' ', '_', '-')).strip().replace(' ', '_').lower()
+    
+    try:
+        reader = PdfReader(path)
+        img_idx = 0
+        best_img = None
+        best_size = 0
+        best_ext = '.jpg'
+        for page in reader.pages:
+            for img in page.images:
+                data = img.data
+                if len(data) > 20000 and len(data) > best_size: # > 20KB
+                    best_size = len(data)
+                    best_img = data
+                    best_ext = os.path.splitext(img.name)[1].lower() or '.jpg'
+        
+        if best_img:
+            target_file = f"{safe_name}{best_ext}"
+            target_path = os.path.join(IMG_OUT, target_file)
+            with open(target_path, 'wb') as out_f:
+                out_f.write(best_img)
+            print(f"Extracted PDF image for {f}: {target_file} ({best_size} bytes)")
+    except Exception as e:
+        print(f"Error reading PDF {f}: {e}")