mirror of
https://github.com/Smaug123/KaTeX
synced 2025-10-04 18:58:39 +00:00
3568cb9c99
* Link to previous deploys of releases instead of versioned docs * Use semantic-release to automate release * Use an environment for release job * Run release only on push event
53 lines
2.1 KiB
JavaScript
53 lines
2.1 KiB
JavaScript
// Update badge and CDN urls and subresource integrity hashes
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// Usage: node update-sri.js <VERSION> FILES...
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// To use the version from package.json, pass `package` as VERSION
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// To check SRI hashes, pass `check` as VERSION
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const fs = require("fs-extra");
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const sriToolbox = require("sri-toolbox");
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const version = process.argv[2] === "package" ? require("./package.json").version : process.argv[2];
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Promise.all(process.argv.slice(3).map(file =>
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fs.readFile(file, "utf8")
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.then(body => {
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// Replace CDN urls
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// 1 - url prefix: "http…/KaTeX/
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// 2 - opening quote: "
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// 3 - preserved suffix: /katex.min.js" integrity="…"
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// 4 - file name: katex.min.js
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// 5 - integrity opening quote: "
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// 6 - old hash: sha384-…
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// 7 - integrity hash algorithm: sha384
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// eslint-disable-next-line max-len
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const cdnRe = /((["'])https?:\/\/cdn\.jsdelivr\.net\/npm\/katex@)[^/"']+(\/([^"']+)\2(?:\s+integrity=(["'])(([^-]+)-[^"']+)\5)?)/g;
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const hashes = {};
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body = body.replace(cdnRe, (m, pre, oq1, post, file, oq2, old, algo) => {
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if (old) {
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hashes[old] = {file, algo};
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}
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return pre + version + post;
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});
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const promise = Promise.all(Object.keys(hashes).map(hash =>
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fs.readFile(hashes[hash].file, null)
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.then(data => {
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const newHash = sriToolbox.generate({
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algorithms: [hashes[hash].algo],
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}, data);
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body = body.replace(
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new RegExp(hash.replace(/\+/g, '\\+'), 'g'), newHash);
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if (version === "check" && hash !== newHash) {
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throw new Error("SRI mismatch! " +
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"Please run the release script again.");
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}
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})
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));
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return version === "check" ? promise
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: promise.then(() => fs.writeFile(file, body));
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})
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)).then(() => process.exit(0), err => {
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// eslint-disable-next-line no-console
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console.error(err.stack);
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process.exit(1);
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});
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