50 lines
1.7 KiB
JavaScript
50 lines
1.7 KiB
JavaScript
// Baut aus src/alt-text-checker.js ein einzeiliges "javascript:"-Bookmarklet
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// und schreibt es nach dist/bookmarklet.txt sowie in INSTALLIEREN.html.
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const fs = require('fs');
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const path = require('path');
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const { minify } = require('terser');
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const SRC = path.join(__dirname, 'src', 'alt-text-checker.js');
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const DIST_DIR = path.join(__dirname, 'dist');
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const HTML_FILE = path.join(__dirname, 'INSTALLIEREN.html');
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async function build() {
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const source = fs.readFileSync(SRC, 'utf8');
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const result = await minify(source, {
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compress: { unused: true, dead_code: true },
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mangle: true
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});
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if (result.error) throw result.error;
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const bookmarklet = 'javascript:' + encodeURIComponent(result.code);
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fs.mkdirSync(DIST_DIR, { recursive: true });
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fs.writeFileSync(path.join(DIST_DIR, 'alt-text-checker.min.js'), result.code, 'utf8');
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fs.writeFileSync(path.join(DIST_DIR, 'bookmarklet.txt'), bookmarklet, 'utf8');
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console.log(`Minified: ${source.length} -> ${result.code.length} bytes`);
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console.log(`Bookmarklet: ${bookmarklet.length} bytes`);
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if (fs.existsSync(HTML_FILE)) {
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let html = fs.readFileSync(HTML_FILE, 'utf8');
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const before = html;
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html = html.replace(
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/(<a id="bookmarklet-link"[^>]*href=")[^"]*(")/,
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`$1${bookmarklet.replace(/&/g, '&').replace(/"/g, '"')}$2`
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);
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if (html !== before) {
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fs.writeFileSync(HTML_FILE, html, 'utf8');
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console.log('INSTALLIEREN.html aktualisiert.');
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} else {
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console.log('Hinweis: Platzhalter <a id="bookmarklet-link"> nicht gefunden, INSTALLIEREN.html nicht verändert.');
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}
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}
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}
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build().catch((err) => {
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console.error(err);
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process.exit(1);
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});
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