proxy downloads

backend/src/documents/asset.rs

@@ -11,7 +11,7 @@ use crate::error::{AppError, AppResult};
 use crate::models::{Document, DocumentAsset, DocumentAssetObject, DocumentVersion};
 use crate::schema::{document_asset_objects, document_assets, document_versions};
 use crate::state::{AppState, PgPooledConnection};
-use crate::utils::time::to_iso;
+use crate::utils::{http::inline_content_disposition, time::to_iso};
 
 #[derive(Serialize, Clone, ToSchema)]
 pub struct DocumentAssetResponse {
@@ -77,11 +77,12 @@ pub struct DocumentVersionDetailResponse {
 pub fn build_download_path(
     state: &AppState,
     document: &Document,
+    version_id: Uuid,
     user_id: Uuid,
 ) -> AppResult<String> {
     state
         .jwt
-        .generate_download_token(document.id, user_id, document.tenant_id)
+        .generate_download_token(document.id, version_id, user_id, document.tenant_id)
         .map(|token| format!("/download/{token}"))
         .map_err(|err| {
             tracing::error!(error = ?err, "failed to generate download token");
@@ -139,6 +140,14 @@ pub fn to_asset_object_response(
     }
 }
 
+pub fn asset_object_disposition(
+    asset: &DocumentAsset,
+    object: &DocumentAssetObject,
+) -> Option<String> {
+    let filename = format!("{}-{}", asset.asset_type, object.ordinal);
+    inline_content_disposition(&filename)
+}
+
 pub fn delete_asset(
     conn: &mut PgPooledConnection,
     tenant_id: Uuid,