Function _persist_pdf_file

agents/reading-agent/main.py:1955–1976

(
    source_pdf_path: str,
    paper: Dict[str, Any],
    pdf_url: str = "",
    user_id: Optional[str] = None,
)

def _persist_pdf_file(
    source_pdf_path: str,
    paper: Dict[str, Any],
    pdf_url: str = "",
    user_id: Optional[str] = None,
) -> Optional[str]:
    source_path = Path(source_pdf_path).expanduser()
    if not source_path.exists():
        return None
    target_dir = _resolve_configured_dir(
        "PAPERFLOW_PDF_DIR",
        "data/exports",
        paper,
        user_id=user_id,
        category="pdf",
    )
    target_path = target_dir / f"{_paper_file_stem(paper)}.pdf"
    if source_path.resolve() != target_path.resolve():
        target_path.parent.mkdir(parents=True, exist_ok=True)
        shutil.copyfile(source_path, target_path)
    print(f"  Saved PDF: {target_path}")
    return str(target_path)


def _obsidian_daily_note_path(report_path: Path, paper: Dict[str, Any]) -> Optional[Path]: