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Bootstrap/build/generate-sri.mjs

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#!/usr/bin/env node
/*!
* Script to generate SRI hashes for use in our docs.
* Remember to use the same vendor files as the CDN ones,
* otherwise the hashes won't match!
*
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* Copyright 2017-2024 The Bootstrap Authors
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
*/
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import crypto from 'node:crypto'
import fs from 'node:fs'
import path from 'node:path'
import { fileURLToPath } from 'node:url'
import sh from 'shelljs'
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const __dirname = path.dirname(fileURLToPath(import.meta.url))
sh.config.fatal = true
const configFile = path.join(__dirname, '../hugo.yml')
// Array of objects which holds the files to generate SRI hashes for.
// `file` is the path from the root folder
// `configPropertyName` is the hugo.yml variable's name of the file
const files = [
{
file: 'dist/css/bootstrap.min.css',
configPropertyName: 'css_hash'
},
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{
file: 'dist/css/bootstrap.rtl.min.css',
configPropertyName: 'css_rtl_hash'
},
{
file: 'dist/js/bootstrap.min.js',
configPropertyName: 'js_hash'
},
{
file: 'dist/js/bootstrap.bundle.min.js',
configPropertyName: 'js_bundle_hash'
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},
{
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file: 'node_modules/@popperjs/core/dist/umd/popper.min.js',
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configPropertyName: 'popper_hash'
}
]
for (const { file, configPropertyName } of files) {
fs.readFile(file, 'utf8', (error, data) => {
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if (error) {
throw error
}
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const algorithm = 'sha384'
const hash = crypto.createHash(algorithm).update(data, 'utf8').digest('base64')
const integrity = `${algorithm}-${hash}`
console.log(`${configPropertyName}: ${integrity}`)
sh.sed('-i', new RegExp(`^(\\s+${configPropertyName}:\\s+["'])\\S*(["'])`), `$1${integrity}$2`, configFile)
})
}