fix(platform-express): only set Content-Type if not already done for StramableFiles

dzunftmeister-evorhei · dzunftmeister-evorhei · commit 9a36f933e1a0 · 2021-07-16T13:40:58.000+02:00
diff --git a/packages/platform-express/adapters/express-adapter.ts b/packages/platform-express/adapters/express-adapter.ts
@@ -30,7 +30,9 @@ export class ExpressAdapter extends AbstractHttpAdapter {
       return response.send();
     }
     if (body instanceof StreamableFile) {
-      response.setHeader('Content-Type', 'application/octet-stream');
+      if (!response.getHeader('Content-Type')) {
+        response.setHeader('Content-Type', 'application/octet-stream');
+      }
       return body.getStream().pipe(response);
     }
     return isObject(body) ? response.json(body) : response.send(String(body));

Original file line number	Diff line number	Diff line change
`@@ -30,7 +30,9 @@ export class ExpressAdapter extends AbstractHttpAdapter {`
`30`	`30`	`return response.send();`
`31`	`31`	`}`
`32`	`32`	`if (body instanceof StreamableFile) {`
`33`		`- response.setHeader('Content-Type', 'application/octet-stream');`
	`33`	`+ if (!response.getHeader('Content-Type')) {`
	`34`	`+ response.setHeader('Content-Type', 'application/octet-stream');`
	`35`	`+ }`
`34`	`36`	`return body.getStream().pipe(response);`
`35`	`37`	`}`
`36`	`38`	`return isObject(body) ? response.json(body) : response.send(String(body));`