silverstripe-cms/gulpfile.js

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const gulp = require('gulp');
const babel = require('gulp-babel');
const notify = require('gulp-notify');
const sass = require('gulp-sass');
const sourcemaps = require('gulp-sourcemaps');
const uglify = require('gulp-uglify');
const gulpUtil = require('gulp-util');
const browserify = require('browserify');
const babelify = require('babelify');
const watchify = require('watchify');
const source = require('vinyl-source-stream');
const buffer = require('vinyl-buffer');
const path = require('path');
const glob = require('glob');
const eventStream = require('event-stream');
const semver = require('semver');
const packageJson = require('./package.json');
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const isDev = typeof process.env.npm_config_development !== 'undefined';
process.env.NODE_ENV = isDev ? 'development' : 'production';
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const PATHS = {
MODULES: './node_modules',
CMS_JS_SRC: './client/src',
CMS_JS_DIST: './client/dist/js',
CMS_CSS_SRC: './client/src/styles',
CMS_CSS_DIST: './client/dist/styles',
};
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const babelifyOptions = {
presets: ['es2015', 'es2015-ie', 'react'],
plugins: ['transform-object-assign'],
ignore: /(node_modules|thirdparty)/,
comments: false,
};
const browserifyOptions = {};
if (isDev) {
browserifyOptions.debug = true;
browserifyOptions.cache = {};
browserifyOptions.packageCache = {};
browserifyOptions.plugin = [watchify];
}
/**
* Transforms the passed JavaScript files to UMD modules.
*
* @param array files - The files to transform.
* @param string dest - The output directory.
* @return object
*/
function transformToUmd(files, dest) {
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return eventStream.merge(files.map((file) => { // eslint-disable-line arrow-body-style
return gulp.src(file)
.pipe(babel({
presets: ['es2015'],
moduleId: `ss.${path.parse(file).name}`,
plugins: ['transform-es2015-modules-umd'],
comments: false,
}))
.on('error', notify.onError({
message: 'Error: <%= error.message %>',
}))
.pipe(gulp.dest(dest));
}));
}
// Make sure the version of Node being used is valid.
if (!semver.satisfies(process.versions.node, packageJson.engines.node)) {
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console.error( // eslint-disable-line no-console
`Invalid Node.js version. You need to be using ${packageJson.engines.node}` +
'. If you want to manage multiple Node.js versions try https://github.com/creationix/nvm'
);
process.exit(1);
}
gulp.task('build', ['umd-cms', 'umd-watch', 'bundle-legacy']);
gulp.task('bundle-legacy', function bundleLeftAndMain() {
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const bundleFileName = 'bundle-legacy.js';
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return browserify(Object.assign(
{},
browserifyOptions,
{ entries: `${PATHS.CMS_JS_SRC}/bundles/legacy.js` })
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)
.on('update', bundleLeftAndMain)
.on('log', (msg) => gulpUtil.log('Finished', `bundled ${bundleFileName} ${msg}`))
.transform(babelify, babelifyOptions)
.external('jQuery')
.external('i18n')
.external('lib/Router')
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.bundle()
.on('error', notify.onError({ message: `${bundleFileName}: <%= error.message %>` }))
.pipe(source(bundleFileName))
.pipe(buffer())
.pipe(sourcemaps.init({ loadMaps: true }))
.pipe(uglify())
.pipe(sourcemaps.write('./'))
.pipe(gulp.dest(PATHS.CMS_JS_DIST));
});
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gulp.task('umd-cms', () => { // eslint-disable-line
return transformToUmd(glob.sync(
`${PATHS.CMS_JS_SRC}/**/*.js`,
{ ignore: `${PATHS.CMS_JS_SRC}/bundles/*` }
), PATHS.CMS_JS_DIST);
});
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gulp.task('umd-watch', () => { // eslint-disable-line
if (isDev) {
gulp.watch(`${PATHS.CMS_JS_SRC}/**/*.js`, ['umd-cms']);
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}
});
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gulp.task('css', ['compile:css'], () => { // eslint-disable-line
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if (isDev) {
gulp.watch(`${PATHS.CMS_CSS_SRC}/**/*.scss`, ['compile:css']);
gulp.watch(`${PATHS.CMS_JS_SRC}/**/*.scss`, ['compile:css']);
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}
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});
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gulp.task('compile:css', () => { // eslint-disable-line
const outputStyle = isDev ? 'expanded' : 'compressed';
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return gulp.src(`${PATHS.CMS_CSS_SRC}/**/*.scss`)
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.pipe(sourcemaps.init())
.pipe(sass({ outputStyle })
.on('error', notify.onError({
message: 'Error: <%= error.message %>',
}))
)
.pipe(sourcemaps.write())
.pipe(gulp.dest(PATHS.CMS_CSS_DIST));
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});