gulpfile.js

var gulp = require('gulp');
var webpack = require('webpack-stream');
var uglify = require('gulp-uglify');
var path = require('path');
var webshot = require('gulp-webshot');
var fs = require('fs-extra');
var gutil = require("gulp-util");

var env = require('./src/env.js');

var webpackConfig = {
	plugins: [
		new webpack.webpack.DefinePlugin((function(){
			var rt = {};
			Object.keys(process.env).map(function(key){
				rt['process.env.'+key] = '"'+process.env[key]+'"';
			})
			return rt;
		})())
	],
	module: {
		loaders: [
			{
				test: /\.css$/, loader: "raw"
			},
			{
				test: /\.txt$/, loader: "raw"
			},
			{
				test: /\.mustache$/, loader: "raw"
			},
			{
				test: /.js?$/,
				loader: 'babel-loader',
				query: {
					presets: ['es2015']
				}
			}
		]
	},
	output: {
		filename: 'textbook.js',
		library: 'Textbook',
		libraryTarget: 'umd'
	},
	resolve: {
		root: path.resolve('./src')
	}
};


gulp.task('tweet',function(done){
	var Twit = require('twit')
	if(env.twitterConsumerKey){
		var T = new Twit({
			consumer_key:         env.twitterConsumerKey,
			consumer_secret:      env.twitterConsumerSecret,
			access_token:         env.twitterAccess,
			access_token_secret:  env.twitterSecret
		});
		var b64content = fs.readFileSync('build/book.jpg', { encoding: 'base64' });
		T.post('media/upload', { media_data: b64content }, function (err, data, response) {
			var params = { status: '', media_ids: [data.media_id_string] }
			T.post('statuses/update', params, function (err, data, response) {
				if(err) {
					throw new gutil.PluginError({
						plugin: 'tweet',
						message: err
					});
				}
				else {
					done()
				}
			});
		});
	} else {
		throw new gutil.PluginError({
			plugin: 'tweet',
			message: 'Environment is undefined'
		});
	}
})


gulp.task('webshot',function(done){
	var webshot = require('webshot');
	var options = {
		renderDelay: 20000,
		siteType: 'file',
		onLoadFinished: function(){
			for(var k in window.Textbook.textbooks[0]) {
				console.log(k.toUpperCase()+' - '+JSON.stringify(window.Textbook.textbooks[0][k]))
			}
		},
		onConsoleMessage: function(text){
			gutil.log(text);
		},
		phantomPath: require('phantomjs2').path,
		phantomConfig: {
			'local-to-remote-url-access':'true',
			'web-security':'false'
		},
		userAgent: 'Mozilla/4.0 (iPad; CPU OS 4_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/4.1 Mobile/9A405 Safari/7534.48.3',
		errorIfJSException: true,
		quality: 75,
		screenSize: {
			width: 800,
			height: 1100
		}
	};
	webshot('build/index.html', 'build/book.jpg', options, function(err) {
		if(err) {
			console.error(err);
		}
		else {
			done();
		}
	});
});


gulp.task('_makefiles',function(done){
	fs.removeSync('build');
	fs.mkdirsSync('build');
	fs.copySync('src/template/index.html','build/index.html');
	var data = fs.readFileSync('build/index.html');
	data = data.toString();
	data = data.replace('{{base}}','file://'+__dirname+'/build/index.html');
	fs.writeFileSync('build/index.html', data);
	done();
});


gulp.task('_makejs', function() {
	return gulp.src('src/index.js')
		.pipe(webpack(webpackConfig))
		.pipe(gulp.dest('build/'));
});


gulp.task('watch',function() {
	webpackConfig.devtool = 'source-map';
	webpackConfig.watch = true;
	return gulp.src('src/index.js')
		.pipe(webpack(webpackConfig))
		.pipe(gulp.dest('build/'));
})


gulp.task('default',
	gulp.series('_makefiles','_makejs')
);


gulp.task('shitpost',
	gulp.series('default','webshot','tweet')
);