canvas-lms/gulpfile.js

135 lines
3.9 KiB
JavaScript

const gulp = require('gulp')
const gulpPlugins = require('gulp-load-plugins')()
const merge = require('merge-stream')
const DIST = 'public/dist'
const STUFF_TO_REV = [
'public/fonts/**/*.{eot,otf,svg,ttf,woff,woff2}',
'public/images/**/*',
// These files have links in their css to images from their own dir
'public/javascripts/vendor/slickgrid/images/*',
// Include *everything* from plugins
// so we don't have to worry about their internals
// TODO: do we need these if we are all-webpack?
// exclude .js here
'public/plugins/**/*.*',
]
gulp.task('rev', () => {
const timezonefilesToIgnore = [
'loaded.js',
'locales.js',
'rfc822.js',
'synopsis.js',
'zones.js',
'**/index.js'
].map(f => `!./node_modules/timezone/${f}`)
const timezonesStream = gulp.src(
['./node_modules/timezone/**/*.js'].concat(timezonefilesToIgnore),
{base: './node_modules'}
).pipe(gulpTimezonePlugin())
const fontfaceObserverStream = gulp
.src('node_modules/fontfaceobserver/fontfaceobserver.standalone.js')
.pipe(gulpPlugins.rename('lato-fontfaceobserver.js'))
.pipe(gulpPlugins.insert.append(`
new FontFaceObserver('LatoWeb').load().then(function () {
document.documentElement.classList.add('lato-font-loaded');
}, console.log.bind(console, 'Failed to load Lato font'));
`))
return makeIE11Polyfill().then((IE11PolyfillCode) => {
let stream = merge(
timezonesStream,
fontfaceObserverStream,
gulpPlugins.file('ie11-polyfill.js', IE11PolyfillCode, { src: true }),
gulp.src(STUFF_TO_REV, {
base: 'public', // tell it to use the 'public' folder as the base of all paths
follow: true // follow symlinks, so it picks up on images inside plugins and stuff
}),
gulp.src([
// this is used by the include_account_js call in mobile_auth.html.erb to make sure '$' is there for accounts' custom js files
'node_modules/jquery/jquery.js',
'node_modules/tinymce/skins/lightgray/**/*',
], {
base: '.'
})
).pipe(gulpPlugins.rev())
if (process.env.NODE_ENV === 'production' || process.env.RAILS_ENV === 'production') {
const jsFilter = gulpPlugins.filter('**/*.js', {restore: true});
stream = stream.pipe(jsFilter)
.pipe(gulpPlugins.sourcemaps.init())
.pipe(gulpPlugins.uglify())
.pipe(gulpPlugins.sourcemaps.write('./maps'))
.pipe(jsFilter.restore)
}
return stream
.pipe(gulp.dest(DIST))
.pipe(gulpPlugins.rev.manifest())
.pipe(gulp.dest(DIST))
})
})
gulp.task('watch', () => gulp.watch(STUFF_TO_REV, ['rev']))
gulp.task('default', ['rev', 'watch'])
function gulpTimezonePlugin () {
const through = require('through2')
const wrapTimezone = (code, timezoneName) =>
`// this was autogenerated by gulpTimezonePlugin from the timezone source in node_modules
(window.__PRELOADED_TIMEZONE_DATA__ || (window.__PRELOADED_TIMEZONE_DATA__ = {}))['${timezoneName}'] ${code.toString().replace('module.exports', '')}
`
return through.obj((file, encoding, callback) => {
if (file.isNull()) return callback(null, file)
if (file.isBuffer()) {
const timezoneName = file.path.replace(/.*node_modules\/timezone\//, '').replace(/\.js$/, '')
file.contents = new Buffer(wrapTimezone(file.contents, timezoneName))
return callback(null, file)
}
})
}
function makeIE11Polyfill () {
const coreJsBuilder = require('core-js-builder')
const FEATURES_TO_POLYFILL=[
'es6.promise',
'es6.object.assign',
'es6.object.is',
'es6.array',
'es7.array.includes',
'es6.function',
'es6.string.ends-with',
'es6.string.includes',
'es6.string.starts-with',
'es6.symbol'
]
return coreJsBuilder({
modules: FEATURES_TO_POLYFILL,
library: false,
umd: false
}).then(code =>
`/*
THIS FILE WAS AUTOGENERATED BY gulp in makeIE11Polyfill to polyfill the following features:
${FEATURES_TO_POLYFILL}
*/
${code}`
)
}