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Generate sha384 for SRI; update script tags

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This commit is contained in:
Nathan Downs 2019-05-29 13:05:24 -07:00
parent c116c26cbc
commit 91e9e4b068
1 changed files with 22 additions and 5 deletions
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27
2/scripts/create-dist
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@ -4,12 +4,12 @@
https://github.com/twitter/twemoji/blob/gh-pages/LICENSE https://github.com/twitter/twemoji/blob/gh-pages/LICENSE
*/ */
var fs = require('fs'); const fs = require('fs');
var path = require('path'); const path = require('path');
var { spawnSync } = require('child_process'); const { spawnSync } = require('child_process');
function file(which) { function file(...which) {
return path.join(__dirname, '..', which); return path.join(__dirname, '..', ...which);
} }
fs.writeFileSync( fs.writeFileSync(
@ -50,3 +50,20 @@ fs.writeFileSync(
fs.readFileSync(file('twemoji.tmp.js')) fs.readFileSync(file('twemoji.tmp.js'))
); );
fs.unlinkSync(file('twemoji.tmp.js')); fs.unlinkSync(file('twemoji.tmp.js'));
const algorithm = 'sha384';
const digest = spawnSync('openssl', ['dgst', `-${algorithm}`, '-binary', file('twemoji.min.js')]);
if (digest.status || digest.signal){
throw new Error(digest.stderr.toString('utf8'));
}
const integrity = `integrity="${algorithm}-${digest.stdout.toString('base64')}"`;
function updateIntegrity(filename) {
fs.writeFileSync(
filename,
fs.readFileSync(filename).toString('utf8').replace(/integrity="[^ ]*"/, integrity));
}
updateIntegrity(file('..', 'README.md'));
updateIntegrity(file('templates', 'preview.html'));