Martin Staffa
02fb980de6
Previously, we rewrote index.html to index-production.html, but Firebase ignored this, probably because an exact file match always takes priority. This lead to the problem thatthe root - angularjs.org - didn't include the angular.js source files from the CDN
50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
'use strict';
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const functions = require('firebase-functions');
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const fs = require('fs');
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const BROWSER_CACHE_DURATION = 60 * 60;
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const CDN_CACHE_DURATION = 60 * 60 * 12;
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const headers = {
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'Cache-Control': `public max-age=${BROWSER_CACHE_DURATION} s-maxage=${CDN_CACHE_DURATION}`
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};
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const buildSnapshot = data => `<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<base href="/">
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</head>
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<body>
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${data}
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</body>
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</html>`;
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function sendFile(request, response) {
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const snapshotRequested = typeof request.query._escaped_fragment_ !== 'undefined';
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const filePath = `content/${snapshotRequested ? `partials${request.path}` : 'index'}.html`;
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if (snapshotRequested) {
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fs.readFile(filePath, {encoding: 'utf8'}, (error, data) => {
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if (error) {
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response
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.status(404)
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.end();
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} else {
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response
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.set(headers)
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.send(buildSnapshot(data));
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}
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});
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} else {
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response
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.set(headers)
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.sendFile(filePath, {root: __dirname});
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}
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}
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exports.sendFile = functions.https.onRequest(sendFile);
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