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var gulp = require('gulp'),
jade = require('gulp-jade'),
less = require('gulp-less'),
uglify = require('gulp-uglify'),
uglifycss = require('gulp-uglifycss'),
watchify = require('watchify'),
livereload = require('gulp-livereload'),
buffer = require('vinyl-buffer'),
notifier = require('node-notifier'),
browserify = require('browserify'),
packify = require('packify'),
source = require('vinyl-source-stream'),
jadeify = require('jadeify'),
prettyTime = require('pretty-hrtime'),
gutil = require('gulp-util'),
fs = require('fs');
var DEBUG = false;
var BUILD = './build';
/**
* Helper for catching error events on vinyl-source-stream's and showing
* a nice native notification and printing a cleaner error message to
* the console.
*/
function createErrorNotifier(titlePrefix) {
return function(err) {
var title = titlePrefix + ' error',
message = err.message;
if (err.fileName) {
var filename = err.fileName.replace(__dirname + '/', '');
title = titlePrefix + ' error' + filename;
}
if (err.lineNumber) {
message = err.lineNumber + ': ' + err.message.split(' in file ')[0].replace(/`/g, '"');
}
notifier.notify({
title: title,
message: message
});
console.log(err);
gutil.log(gutil.colors.red.bold(title), message);
};
}
gulp.task('default', ['static', 'templates', 'styles', 'fonts', 'js']);
gulp.task('js', function() {
var b = browserify({
entries: ['./app/index.js'],
debug: DEBUG
})
.transform(jadeify)
.bundle()
.pipe(source('index.js'));
// Uglify for compression if not in DEBUG.
if (!DEBUG) {
return b.pipe(buffer())
.pipe(uglify({mangle: { except: ["data"] }}))
.pipe(gulp.dest(BUILD));
} else {
return b.pipe(gulp.dest(BUILD));
}
});
gulp.task('watch', function() {
livereload.listen();
gulp.watch(['app/less/{*,**/*}.less'], ['styles']);
gulp.watch(['app/index.jade'], ['templates']);
gulp.watch([BUILD + '/index.js', BUILD + '/css/index.css'])
.on('change', livereload.changed);
/**
* Gulp's [fast browserify builds recipe](http://git.io/iiCk-A)
*/
var bundler = watchify(browserify('./app/index.js', {
cache: {},
packageCache: {},
fullPaths: true,
debug: DEBUG
}))
.transform('jadeify')
.on('update', rebundle);
function rebundle() {
var start = process.hrtime();
gutil.log('Starting', '\'' + gutil.colors.cyan('rebundle') + '\'...');
return bundler.bundle()
.on('error', createErrorNotifier('js'))
.pipe(source('index.js'))
.pipe(gulp.dest(BUILD))
.on('end', function() {
var time = prettyTime(process.hrtime(start));
gutil.log('Finished', '\'' + gutil.colors.cyan('rebundle') + '\'',
'after', gutil.colors.magenta(time));
});
}
return rebundle();
});
gulp.task('templates', function() {
gulp.src('./app/index.jade')
.pipe(jade())
.pipe(gulp.dest(BUILD));
});
gulp.task('fonts', function() {
return gulp.src('node_modules/font-awesome/fonts/fontawesome-webfont*')
.pipe(gulp.dest(BUILD + '/fonts'));
});
gulp.task('styles', function() {
var opts = {
compress: true,
paths: [
'less',
'node_modules',
'node_modules/font-awesome/less',
'node_modules/bootstrap/less'
]
};
return gulp.src('./app/less/index.less')
.pipe(less(opts))
.pipe(uglifycss())
.pipe(gulp.dest(BUILD + '/css'));
});
/**
* 'gulp pack' will build all targets, then run packify to bundle everything into
* a single .html file, and save this template in the templates directory.
*/
gulp.task('pack', ['default'], function() {
process.chdir('./' + BUILD)
var opts = {
html: fs.readFileSync('index.html', 'utf8')
}
packify(opts, function (err, packed) {
if (err) return console.error(err);
fs.writeFileSync('../wtstats.html.template', packed);
});
});
/**
* Copies all static asset files into `BUILD`.
*/
gulp.task('static', [
'copy images'
]);
gulp.task('copy images', function() {
return gulp.src('./assets/img/*')
.pipe(gulp.dest(BUILD + '/img'));
});
|
