var watchify = require('watchify')
var browserify = require('browserify')
var disc = require('disc')
var gulp = require('gulp')
var source = require('vinyl-source-stream')
var buffer = require('vinyl-buffer')
var gutil = require('gulp-util')
var watch = require('gulp-watch')
var sourcemaps = require('gulp-sourcemaps')
var jsoneditor = require('gulp-json-editor')
var zip = require('gulp-zip')
var assign = require('lodash.assign')
var livereload = require('gulp-livereload')
var del = require('del')
var eslint = require('gulp-eslint')
var fs = require('fs')
var path = require('path')
var manifest = require('./app/manifest.json')
var gulpif = require('gulp-if')
var replace = require('gulp-replace')
var mkdirp = require('mkdirp')
var disableDebugTools = gutil.env.disableDebugTools
var debug = gutil.env.debug
// browser reload
gulp.task('dev:reload', function() {
livereload.listen({
port: 35729,
})
})
// copy static
gulp.task('copy:locales', copyTask({
source: './app/_locales/',
destinations: [
'./dist/firefox/_locales',
'./dist/chrome/_locales',
'./dist/edge/_locales',
'./dist/opera/_locales',
]
}))
gulp.task('copy:images', copyTask({
source: './app/images/',
destinations: [
'./dist/firefox/images',
'./dist/chrome/images',
'./dist/edge/images',
'./dist/opera/images',
],
}))
gulp.task('copy:contractImages', copyTask({
source: './node_modules/eth-contract-metadata/images/',
destinations: [
'./dist/firefox/images/contract',
'./dist/chrome/images/contract',
'./dist/edge/images/contract',
'./dist/opera/images/contract',
],
}))
gulp.task('copy:fonts', copyTask({
source: './app/fonts/',
destinations: [
'./dist/firefox/fonts',
'./dist/chrome/fonts',
'./dist/edge/fonts',
'./dist/opera/fonts',
],
}))
gulp.task('copy:reload', copyTask({
source: './app/scripts/',
destinations: [
'./dist/firefox/scripts',
'./dist/chrome/scripts',
'./dist/edge/scripts',
'./dist/opera/scripts',
],
pattern: '/chromereload.js',
}))
gulp.task('copy:root', copyTask({
source: './app/',
destinations: [
'./dist/firefox',
'./dist/chrome',
'./dist/edge',
'./dist/opera',
],
pattern: '/*',
}))
gulp.task('manifest:chrome', function() {
return gulp.src('./dist/chrome/manifest.json')
.pipe(jsoneditor(function(json) {
delete json.applications
return json
}))
.pipe(gulp.dest('./dist/chrome', { overwrite: true }))
})
gulp.task('manifest:opera', function() {
return gulp.src('./dist/opera/manifest.json')
.pipe(jsoneditor(function(json) {
json.permissions = [
"storage",
"tabs",
"clipboardWrite",
"clipboardRead",
"http://localhost:8545/"
]
return json
}))
.pipe(gulp.dest('./dist/opera', { overwrite: true }))
})
gulp.task('manifest:production', function() {
return gulp.src([
'./dist/firefox/manifest.json',
'./dist/chrome/manifest.json',
'./dist/edge/manifest.json',
],{base: './dist/'})
.pipe(gulpif(!debug,jsoneditor(function(json) {
json.background.scripts = ["scripts/background.js"]
return json
})))
.pipe(gulp.dest('./dist/', { overwrite: true }))
})
const staticFiles = [
'locales',
'images',
'fonts',
'root'
]
var copyStrings = staticFiles.map(staticFile => `copy:${staticFile}`)
copyStrings.push('copy:contractImages')
if (debug) {
copyStrings.push('copy:reload')
}
gulp.task('copy', gulp.series(gulp.parallel(...copyStrings), 'manifest:production', 'manifest:chrome', 'manifest:opera'))
gulp.task('copy:watch', function(){
gulp.watch(['./app/{_locales,images}/*', './app/scripts/chromereload.js', './app/*.{html,json}'], gulp.series('copy'))
})
// lint js
gulp.task('lint', function () {
// Ignoring node_modules, dist/firefox, and docs folders:
return gulp.src(['app/**/*.js', 'ui/**/*.js', '!node_modules/**', '!dist/firefox/**', '!docs/**', '!app/scripts/chromereload.js'])
.pipe(eslint(fs.readFileSync(path.join(__dirname, '.eslintrc'))))
// eslint.format() outputs the lint results to the console.
// Alternatively use eslint.formatEach() (see Docs).
.pipe(eslint.format())
// To have the process exit with an error code (1) on
// lint error, return the stream and pipe to failAfterError last.
.pipe(eslint.failAfterError())
});
/*
gulp.task('default', ['lint'], function () {
// This will only run if the lint task is successful...
});
*/
// build js
const jsFiles = [
'inpage',
'contentscript',
'background',
'popup',
]
// bundle tasks
var jsDevStrings = jsFiles.map(jsFile => `dev:js:${jsFile}`)
var jsBuildStrings = jsFiles.map(jsFile => `build:js:${jsFile}`)
jsFiles.forEach((jsFile) => {
gulp.task(`dev:js:${jsFile}`, bundleTask({ watch: true, label: jsFile, filename: `${jsFile}.js` }))
gulp.task(`build:js:${jsFile}`, bundleTask({ watch: false, label: jsFile, filename: `${jsFile}.js` }))
})
gulp.task('dev:js', gulp.parallel(...jsDevStrings))
gulp.task('build:js', gulp.parallel(...jsBuildStrings))
// disc bundle analyzer tasks
jsFiles.forEach((jsFile) => {
gulp.task(`disc:${jsFile}`, discTask({ label: jsFile, filename: `${jsFile}.js` }))
})
gulp.task('disc', gulp.parallel(jsFiles.map(jsFile => `disc:${jsFile}`)))
// clean dist
gulp.task('clean', function clean() {
return del(['./dist/*'])
})
// zip tasks for distribution
gulp.task('zip:chrome', zipTask('chrome'))
gulp.task('zip:firefox', zipTask('firefox'))
gulp.task('zip:edge', zipTask('edge'))
gulp.task('zip:opera', zipTask('opera'))
gulp.task('zip', gulp.parallel('zip:chrome', 'zip:firefox', 'zip:edge', 'zip:opera'))
// high level tasks
gulp.task('dev', gulp.series('dev:js', 'copy', gulp.parallel('copy:watch', 'dev:reload')))
gulp.task('build', gulp.series('clean', gulp.parallel('build:js', 'copy')))
gulp.task('dist', gulp.series('build', 'zip'))
// task generators
function copyTask(opts){
var source = opts.source
var destination = opts.destination
var destinations = opts.destinations || [ destination ]
var pattern = opts.pattern || '/**/*'
return performCopy
function performCopy(){
let stream = gulp.src(source + pattern, { base: source })
destinations.forEach(function(destination) {
stream = stream.pipe(gulp.dest(destination))
})
stream.pipe(gulpif(debug,livereload()))
return stream
}
}
function zipTask(target) {
return () => {
return gulp.src(`dist/${target}/**`)
.pipe(zip(`metamask-${target}-${manifest.version}.zip`))
.pipe(gulp.dest('builds'));
}
}
function generateBundler(opts) {
var browserifyOpts = assign({}, watchify.args, {
entries: ['./app/scripts/'+opts.filename],
plugin: 'browserify-derequire',
debug: debug,
fullPaths: debug,
})
return browserify(browserifyOpts)
}
function discTask(opts) {
let bundler = generateBundler(opts)
if (opts.watch) {
bundler = watchify(bundler)
// on any dep update, runs the bundler
bundler.on('update', performBundle)
}
// output build logs to terminal
bundler.on('log', gutil.log)
return performBundle
function performBundle(){
// start "disc" build
let discDir = path.join(__dirname, 'disc')
mkdirp.sync(discDir)
let discPath = path.join(discDir, `${opts.label}.html`)
return (
bundler.bundle()
.pipe(disc())
.pipe(fs.createWriteStream(discPath))
)
}
}
function bundleTask(opts) {
let bundler = generateBundler(opts)
if (opts.watch) {
bundler = watchify(bundler)
// on any file update, re-runs the bundler
bundler.on('update', performBundle)
}
// output build logs to terminal
bundler.on('log', gutil.log)
return performBundle
function performBundle(){
return (
bundler.bundle()
// convert bundle stream to gulp vinyl stream
.pipe(source(opts.filename))
// inject variables into bundle
.pipe(replace('\'GULP_METAMASK_DEBUG\'', debug))
// buffer file contents (?)
.pipe(buffer())
// sourcemaps
// loads map from browserify file
.pipe(gulpif(debug, sourcemaps.init({loadMaps: true})))
// writes .map file
.pipe(gulpif(debug, sourcemaps.write('./')))
// write completed bundles
.pipe(gulp.dest('./dist/firefox/scripts'))
.pipe(gulp.dest('./dist/chrome/scripts'))
.pipe(gulp.dest('./dist/edge/scripts'))
.pipe(gulp.dest('./dist/opera/scripts'))
// finally, trigger live reload
.pipe(gulpif(debug, livereload()))
)
}
}