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gulpfile.js
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gulpfile.js
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var basePaths = {
src: 'src/',
dest: 'dist/',
stat: 'static/'
};
var paths = {
templates: {
src: basePaths.src,
dest: basePaths.dest
},
images: {
src: basePaths.src + basePaths.stat + 'img/',
dest: basePaths.dest + basePaths.stat + 'img/'
},
scripts: {
src: basePaths.src + basePaths.stat + 'js/',
dest: basePaths.dest + basePaths.stat + 'js/'
},
styles: {
src: basePaths.src + basePaths.stat + 'less/',
dest: basePaths.dest + basePaths.stat + 'css/'
},
assets: {
src: basePaths.src + basePaths.stat + 'assets/',
dest: basePaths.dest + basePaths.stat + 'assets/'
},
bower: {
src: basePaths.src + basePaths.stat + 'bower_components',
dest: basePaths.dest + basePaths.stat + 'bower_components'
}
};
var gulp = require('gulp'),
$ = require('gulp-load-plugins')({
pattern: '*',
camelize: true
}),
browserSync = $.browserSync.create(),
copyFiles = {
scripts: []
};
var cssnano = require('gulp-cssnano');
var gutil = require('gulp-util');
/* CSS - LESS */
function processCss(inputStream, taskType) {
return inputStream
.pipe($.plumber(function(error) {
$.util.log($.util.colors.red('Error (' + error.plugin + '): ' + error.message));
this.emit('end');
}))
.pipe($.newer(paths.styles.dest))
.pipe($.less({ paths: [$.path.join(__dirname, 'less', 'includes')] }))
.pipe($.rename({suffix: '.min'}))
.pipe(cssnano())
.pipe(gulp.dest(paths.styles.dest))
.pipe(browserSync.stream())
//.pipe($.notify({ message: taskType + ' task complete' }));
}
gulp.task('styles', ['less:main']);
gulp.task('less:main', function() {
return processCss(gulp.src(paths.styles.src + 'styles.less'), 'Styles');
});
/* JS */
gulp.task('scripts', ['scripts:moveFiles'], function() {
return gulp.src(paths.scripts.src + '*.js')
.pipe($.plumber(function(error) {
$.util.log($.util.colors.red('Error (' + error.plugin + '): ' + error.message));
this.emit('end');
}))
.pipe($.bytediff.start())
.pipe($.newer(paths.scripts.dest))
.pipe($.jshint('.jshintrc'))
.pipe($.jshint.reporter('jshint-stylish'))
.pipe($.concat('main.js'))
.pipe($.rename({suffix: '.min'}))
.pipe($.uglify())
.pipe($.bytediff.stop())
.pipe(gulp.dest(paths.scripts.dest))
.pipe(browserSync.stream())
//.pipe($.notify({ message: 'Scripts task complete' }));
});
/* Move JS files that are already minified to dist/js/ folder */
gulp.task('scripts:moveFiles', function() {
gulp.src(copyFiles.scripts, { base: './static/js/' })
.pipe(gulp.dest(paths.scripts.dest));
});
/* Images */
gulp.task('images', function() {
return gulp.src(paths.images.src + '**/*',{base: paths.images.src})
.pipe($.plumber(function(error) {
$.util.log($.util.colors.red('Error (' + error.plugin + '): ' + error.message));
this.emit('end');
}))
//.pipe($.bytediff.start()) //seems to be causing a problem with image reprocessing in subdirs on windows
.pipe($.newer(paths.images.dest))
.pipe($.cache($.imagemin({ optimizationLevel: 3, progressive: true, interlaced: true })))
//.pipe($.bytediff.stop()) //seems to be causing a problem with image reprocessing in subdirs on windows
.pipe(gulp.dest(paths.images.dest))
.pipe(browserSync.stream())
//.pipe($.notify({ message: 'Images task complete' }));
});
/* HTML */
gulp.task('copyHtml', function(){
return gulp.src(paths.templates.src + "*.html")
.pipe(gulp.dest(paths.templates.dest))
.pipe(browserSync.stream())
//.pipe($.notify({ message: 'HTML task complete' }));
});
gulp.task('copyBowerStuff',function(){
gulp.src([paths.bower.src + '/**/*'])
.pipe(gulp.dest(paths.bower.dest));
});
gulp.task('copyAssets',function(){
gulp.src([paths.assets.src + '/**/*'])
.pipe(gulp.dest(paths.assets.dest));
});
/* optional - file generation */
//http://stackoverflow.com/questions/23230569/how-do-you-create-a-file-from-a-string-in-gulp
function createFile(filename, variables) {
var src = require('stream').Readable({ objectMode: true })
src._read = function () {
for(var f = 0; f < variables.length; f++){
this.push(new gutil.File({ cwd: "", base: "", path: filename.replace('XXX',f), contents: new Buffer(variables[f]) }))
}
this.push(null)
}
return src;
}
//create the file content in the form of an array. In this case we take a string and replace 'VAR1' with loop number
function generateFileVariables(numfiles,filecontent){
var output = [];
for(var i = 0; i < numfiles; i++){
var str = filecontent.replace(/VAR1/gi, i);
output.push(str);
}
return output;
}
var numfiles = 10;
var filecontent = "This is an example of the content that could go into a file. It might contain variables that will be output automatically such as this: VAR1";
var filevariables = generateFileVariables(numfiles,filecontent);
gulp.task('generateFiles', function () {
return createFile("fileXXX.txt", filevariables)
.pipe(gulp.dest(paths.templates.dest + 'files/'))
});
/* BrowserSync */
gulp.task('browser-sync', ['styles', 'scripts', 'images', 'copyHtml', 'copyAssets', 'copyBowerStuff'], function() {
browserSync.init({
server: {
baseDir: "./dist/"
}
//Use if you don't want BS to open a tab in your browser when it starts up
//open: false
// Will not attempt to determine your network status, assumes you're OFFLINE
//online: false
});
gulp.watch(paths.styles.src + '**/*.less', ['styles']);
gulp.watch(paths.scripts.src + '**/*.js', ['scripts']);
gulp.watch(paths.images.src + '**/*', ['images']);
gulp.watch(paths.templates.src + '*.html', ['copyHtml']).on('change', browserSync.reload);
});
gulp.task('clear', function (done) {
return $.cache.clearAll(done);
});
/* Clean up stray files */
gulp.task('clean', ['clear'], function(cb) {
$.del([basePaths.dest], cb)
});
/* Default task */
gulp.task('default', ['clean'], function() {
gulp.start('browser-sync');
});