42 lines
926 B
JavaScript
42 lines
926 B
JavaScript
import Keychain from './keychain';
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self.addEventListener('install', event => {
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self.skipWaiting();
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});
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async function decryptStream(request) {
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const response = await fetch(request.url, {
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method: 'GET',
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headers: { Authorization: self.auth }
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});
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if (response.status !== 200) {
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return response;
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}
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const body = response.body; //stream
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const decrypted = self.keychain.decryptStream(body);
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const headers = {
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headers: {
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'Content-Disposition': 'attachment; filename=' + self.filename
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}
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};
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const newRes = new Response(decrypted, headers);
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return newRes;
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}
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self.onfetch = event => {
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const req = event.request.clone();
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if (req.url.includes('/api/download')) {
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event.respondWith(decryptStream(req));
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}
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};
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self.onmessage = event => {
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self.keychain = new Keychain(event.data.key, event.data.nonce);
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self.filename = event.data.filename;
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self.auth = event.data.auth;
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};
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