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75 lines
1.9 KiB
75 lines
1.9 KiB
const nunjucks = require('nunjucks')
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const { minify } = require('html-minifier')
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const fs = require('fs')
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const { asset, resize } = require('./helpers.js')
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const PageQuery = require('./queries/pages.js')
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const configStore = require('./config.js')
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/**
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* engine - handle eta.js
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*
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* @author Björn Hase <me@herr-hase.wtf>
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* @license http://opensource.org/licenses/MIT The MIT License
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* @link https://gitea.node001.net/HerrHase/happy-site-webpack-plugin.git
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*
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*/
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class Engine {
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constructor(views, site, options) {
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// merge options
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this._options = Object.assign({}, {
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autoescapes: true,
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throwOnUndefined: true,
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web: {
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async: true
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}
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}, options)
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this.nunjucks = nunjucks.configure(views, this._options)
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this.nunjucks.addFilter('resize', (...args) => {
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const done = args.pop()
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const options = args?.[2] ? {} : args[2]
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resize(args[0], args[1], options, done)
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}, true)
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// adding defaults for view, function and data = config.yml
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this._defaults = {
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site: site,
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asset: asset,
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pageQuery: new PageQuery(configStore.get('source'))
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}
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}
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/**
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* render
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*
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* @param {string} view
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* @param {object} data
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* @return {string}
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*
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*/
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render(view, data, done) {
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data = Object.assign({}, data, this._defaults)
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this.nunjucks.render(view, data, (error, response) => {
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const options = configStore.get('options')
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if (options.minifyHtml === true) {
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response = minify(response, {
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removeComments: true,
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collapseWhitespace: true,
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collapseInlineTagWhitespace: true
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})
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}
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done(error, response)
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})
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}
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}
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module.exports = Engine |