Initial commit: Real Estate Registry app

services/pdf_handler.py

@@ -0,0 +1,40 @@
+"""Convert PDF files to per-page images using PyMuPDF (no poppler dependency)."""
+
+import uuid
+from datetime import date
+from pathlib import Path
+
+from config import UPLOAD_DIR
+
+
+def pdf_to_images(pdf_bytes: bytes, original_name: str) -> list[dict]:
+    """
+    Convert a PDF to individual page images.
+    Returns list of dicts: [{"image_path": "relative/path.png", "page_number": 1}, ...]
+    """
+    import fitz  # PyMuPDF
+
+    doc = fitz.open(stream=pdf_bytes, filetype="pdf")
+    group_id = uuid.uuid4().hex
+    today = date.today().isoformat()
+    dest_dir = Path(UPLOAD_DIR) / today
+    dest_dir.mkdir(parents=True, exist_ok=True)
+
+    pages = []
+    for page_num in range(len(doc)):
+        page = doc[page_num]
+        # Render at 200 DPI for good OCR quality
+        pix = page.get_pixmap(dpi=200)
+
+        filename = f"{group_id}_p{page_num + 1}.png"
+        dest = dest_dir / filename
+        pix.save(str(dest))
+
+        pages.append({
+            "image_path": str(Path(today) / filename),
+            "page_number": page_num + 1,
+            "pdf_group_id": group_id,
+        })
+
+    doc.close()
+    return pages