38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
self.addEventListener("install", function () {
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self.skipWaiting();
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});
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self.addEventListener("activate", (event) => {
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event.waitUntil(self.clients.claim());
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});
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self.addEventListener("fetch", function (event) {
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if (event.request.cache === "only-if-cached" && event.request.mode !== "same-origin") {
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return;
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}
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event.respondWith(
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fetch(event.request)
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.then(function (response) {
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// It seems like we only need to set the headers for index.html
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// If you want to be on the safe side, comment this out
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// if (!response.url.includes("index.html")) return response;
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const newHeaders = new Headers(response.headers);
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newHeaders.set("Cross-Origin-Embedder-Policy", "require-corp");
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newHeaders.set("Cross-Origin-Opener-Policy", "same-origin");
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const moddedResponse = new Response(response.body, {
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status: response.status,
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statusText: response.statusText,
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headers: newHeaders,
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});
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return moddedResponse;
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})
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.catch(function (e) {
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console.error(e);
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})
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);
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});
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