| """Business logic services.""" |
|
|
| from __future__ import annotations |
|
|
| import logging |
| from pathlib import Path |
|
|
| logger = logging.getLogger(__name__) |
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|
|
| def resolve_media_path(media_root: str, file_path: str) -> str: |
| try: |
| value = (file_path or "").strip() |
| if not value: |
| return "" |
| if value.startswith("http://") or value.startswith("https://"): |
| return "" |
| if value.startswith("/media/"): |
| value = value[len("/media/") :] |
| p = Path(value) |
| if p.is_absolute(): |
| return str(p) |
| return str(Path(media_root) / value) |
| except Exception: |
| logger.exception("操作失败") |
| return "" |
|
|
|
|
| def safe_name(name: str) -> str: |
| value = (name or "").strip() |
| value = value.replace("/", "／").replace("\\", "＼") |
| value = value.replace("\n", " ").replace("\r", " ").replace("\t", " ") |
| return value or "未命名" |
|
|
|
|
| def safe_arcname(name: str) -> str: |
| safe = (name or "").replace("\\", "/") |
| safe = "/".join([safe_name(part) for part in safe.split("/") if part != ""]) |
| return safe |
|
|
