diff --git a/src/worker/index.ts b/src/worker/index.ts
index 5b63278..0afbe28 100644
--- a/src/worker/index.ts
+++ b/src/worker/index.ts
@@ -50,13 +50,17 @@ export class ScramjetServiceWorker {
switch (request.destination) {
case "iframe":
case "document":
- responseBody =
- `
-
- ${["codecs", "config", "html"].map((script) => "").join("")}
-
- `;
- this.html = await response.text();
+ if (responseHeaders["content-type"].startsWith("text/html")) {
+ responseBody =
+ `
+
+ ${["codecs", "config", "html"].map((script) => "").join("")}
+
+ `;
+ this.html = await response.text();
+ } else {
+ responseBody = response.body
+ }
break;
case "script":
responseBody = rewriteJs(await response.text(), url);
@@ -74,7 +78,7 @@ export class ScramjetServiceWorker {
}
}
// downloads
- if (request.destination === "document") {
+ if (["document", "iframe"].includes(request.destination)) {
const header = responseHeaders["content-disposition"];
// validate header and test for filename