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71 lines
1.7 KiB
71 lines
1.7 KiB
// manifest.js
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// Copyright (C) 2021 Digital Telepresence, LLC
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// License: Apache-2.0
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'use strict';
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const DTP_COMPONENT_NAME = 'manifest';
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const express = require('express');
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const { SiteController } = require('../../lib/site-lib');
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class ManifestController extends SiteController {
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constructor (dtp) {
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super(dtp, DTP_COMPONENT_NAME);
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}
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async start ( ) {
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const { dtp } = this;
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const { limiter: limiterService } = dtp.services;
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const router = express.Router();
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dtp.app.use('/manifest.json', router);
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router.use(async (req, res, next) => {
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res.locals.currentView = DTP_COMPONENT_NAME;
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return next();
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});
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router.get('/',
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limiterService.create(limiterService.config.manifest.getManifest),
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this.getManifest.bind(this),
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);
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}
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async getManifest (req, res, next) {
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const DEFAULT_THEME_COLOR = '#4a4a4a';
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const DEFAULT_BACKGROUND_COLOR = '#1a1a1a';
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try {
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const manifest = {
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theme_color: DEFAULT_THEME_COLOR,
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background_color: DEFAULT_BACKGROUND_COLOR,
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display: 'fullscreen',
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scope: '/',
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start_url: '/',
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name: this.dtp.config.site.name,
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short_name: this.dtp.config.site.name,
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description: this.dtp.config.site.description,
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icons: [ ],
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};
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[512, 384, 256, 192, 144, 96, 72, 48, 32, 16].forEach((size) => {
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manifest.icons.push({
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src: `/img/icon/icon-${size}x${size}.png`,
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sizes: `${size}x${size}`,
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type: 'image/png'
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});
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});
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res.status(200).json(manifest);
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} catch (error) {
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return next(error);
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}
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}
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}
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module.exports = async (dtp) => {
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let controller = new ManifestController(dtp);
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return controller;
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};
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