108 lines
2.8 KiB
JavaScript
Executable File
108 lines
2.8 KiB
JavaScript
Executable File
#!/usr/bin/env node
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var Vulcanize = require('vulcanize');
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var minify = require('html-minifier');
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var hyd = require('hydrolysis');
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var fs = require('fs');
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if (!fs.existsSync('build')) {
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fs.mkdirSync('build');
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}
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if (!fs.existsSync('build/panels')) {
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fs.mkdirSync('build/panels');
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}
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function minifyHTML(html) {
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return minify.minify(html, {
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customAttrAssign: [/\$=/],
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removeComments: true,
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removeCommentsFromCDATA: true,
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removeCDATASectionsFromCDATA: true,
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collapseWhitespace: true,
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removeScriptTypeAttributes: true,
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removeStyleLinkTypeAttributes: true,
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minifyJS: true,
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minifyCSS: true,
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});
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}
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const baseVulcanOptions = {
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inlineScripts: true,
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inlineCss: true,
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implicitStrip: true,
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stripComments: true,
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};
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const panelVulcan = new Vulcanize({
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inlineScripts: true,
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inlineCss: true,
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implicitStrip: true,
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stripComments: true,
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stripExcludes: [
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'panels/hassio/hassio-main.html'
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],
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});
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const baseExcludes = [
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'bower_components/font-roboto/roboto.html',
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'bower_components/paper-styles/color.html',
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];
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const toProcess = [
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// This is the main entry point
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{
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source: './src/home-assistant.html',
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output: './build/frontend.html',
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vulcan: new Vulcanize(Object.assign({}, baseVulcanOptions, {
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stripExcludes: baseExcludes,
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})),
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},
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// This is the Hass.io configuration panel
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// It's build standalone because it is embedded in the supervisor.
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{
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source: './panels/hassio/hassio-main.html',
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output: './build-temp/hassio-main.html',
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vulcan: new Vulcanize(Object.assign({}, baseVulcanOptions, {
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stripExcludes: baseExcludes.concat('bower_components/polymer/polymer.html'),
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})),
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},
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];
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fs.readdirSync('./panels').forEach((panel) => {
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toProcess.push({
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source: `./panels/${panel}/ha-panel-${panel}.html`,
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output: `./build/panels/ha-panel-${panel}.html`,
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vulcan: panelVulcan,
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});
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});
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function vulcanizeEntry(entry) {
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return new Promise((resolve, reject) => {
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console.log('Processing', entry.source);
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entry.vulcan.process(entry.source, (err, inlinedHtml) => {
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if (err !== null) {
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reject(`${entry.source}: ${err}`);
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return;
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}
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console.log('Writing', entry.output);
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fs.writeFileSync(entry.output, minifyHTML(inlinedHtml));
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resolve();
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});
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});
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}
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// Fetch all dependencies of main app and exclude them from panels
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hyd.Analyzer.analyze('src/home-assistant.html')
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.then(function (analyzer) {
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return analyzer._getDependencies('src/home-assistant.html');
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})
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.then((deps) => {
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panelVulcan.stripExcludes = panelVulcan.stripExcludes.concat(deps);
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})
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// Chain all vulcanizing work as promises
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.then(() => toProcess.reduce(
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(p, entry) => p.then(() => vulcanizeEntry(entry)),
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Promise.resolve()))
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.catch(err => console.error('Something went wrong!', err));
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