INNER CODE UNIT · Python

project_file

GenielabsOpenSource/spine-animation-ai · reskin-app/app/backend/server.py:176

def project_file(rel: str, v: Optional[str] = Query(None)):
    """Serve any file inside the open project (sandboxed to project.path).

    Path-style URL (vs query param) so PixiJS / browser caches infer the file
    type from the extension.

    For .atlas files served with a ?v= cache-buster, rewrite the page-image
    line(s) to include the same ?v= query. Spine atlases reference the PNG
    by bare filename and the spine runtime resolves it against the atlas
    URL — but URL resolution strips query strings, so without this rewrite
    Pixi/the browser keep serving the pre-rebake PNG after inpaint/mask
    edits even though the atlas itself reloads.
    """
    project = _State.require_project()
    full = (project.path / rel).resolve()
    if not str(full).startswith(str(project.path.resolve())):
        raise HTTPException(403, "path escapes project root")
    if not full.is_file():

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