Bonita related tasks in Grunt

/*!
 * FireShell Gruntfile
 * http://getfireshell.com
 * @author Todd Motto
 */
'use strict';

/**
 * Livereload and connect variables
 */
var LIVERELOAD_PORT = 35729;
var lrSnippet = require('connect-livereload')({
    port: LIVERELOAD_PORT
});

var mountFolder = function(connect, dir) {
    return require('serve-static')(require('path').resolve(dir));
};

/**
 * Grunt module
 */
module.exports = function(grunt) {

    /**
     * Dynamically load npm tasks
     */
    require('load-grunt-tasks')(grunt);
    grunt.loadNpmTasks('grunt-contrib-requirejs');
    grunt.loadNpmTasks('grunt-contrib-uglify');
    var fileName = grunt.option('fileName');

    /**
     * FireShell Grunt config
     */
    grunt.initConfig({

        pkg: grunt.file.readJSON('package.json'),

        /**
         * Set project info
         */
        project: {
            src: 'src',
            app: 'webapp',
            assets: '<%= project.app %>/static/assets',
            css: [
                '<%= project.assets %>/css/scss/base.scss'
            ],
            js: [
                '<%= project.src %>/js/**/*.js'
            ]
        },

        /**
         * Project banner
         * Dynamically prepand to CSS/JS files
         * Inherits text from package.json
         */
        tag: {
            banner: '/*!\n' +
                ' * <%= pkg.name %>\n' +
                ' * <%= pkg.title %>\n' +
                ' * <%= pkg.url %>\n' +
                ' * @author <%= pkg.author %>\n' +
                ' * @version <%= pkg.version %>\n' +
                ' * Copyright <%= pkg.copyright %>. <%= pkg.license %> licensed.\n' +
                ' */\n'
        },

        usebanner: {
            taskName: {
                options: {
                    position: 'top',
                    banner: '<%= tag.banner %>',
                    linebreak: true
                },
                files: {
                    src: ['<%= project.assets %>/css/style.min.css',
                        '<%= project.assets %>/js/scripts.min.js'
                    ]
                }
            }
        },

        /**
         * Connect port/livereload
         * https://github.com/gruntjs/grunt-contrib-connect
         * Starts a local webserver and injects
         * livereload snippet
         */
        connect: {
            options: {
                port: 9992,
                hostname: '*'
            },
            livereload: {
                options: {
                    middleware: function(connect) {
                        return [lrSnippet, mountFolder(connect, 'webapp')];
                    }
                }
            }
        },

        /**
         * Clean files and folders
         * https://github.com/gruntjs/grunt-contrib-clean
         * Remove generated files for clean deploy
         */
        clean: {
            dist: [
                '<%= project.assets %>/css/style.unprefixed.css',
                '<%= project.assets %>/css/style.prefixed.css'
            ]
        },

        /**
         * JSHint
         * https://github.com/gruntjs/grunt-contrib-jshint
         * Manage the options inside .jshintrc file
         */
        jshint: {
            files: [
                'src/js/**/*.js',
                'Gruntfile.js'
            ],
            options: {
                jshintrc: '.jshintrc'
            }
        },

        /**
         * Concatenate JavaScript files
         * https://github.com/gruntjs/grunt-contrib-concat
         * Imports all .js files and appends project banner
         */
        concat: {
            dev: {
                files: {
                    '<%= project.assets %>/js/scripts.min.js': '<%= project.js %>'
                }
            },
            options: {
                stripBanners: true,
                nonull: true,
            }
        },

        /**
         * Uglify (minify) JavaScript files
         * https://github.com/gruntjs/grunt-contrib-uglify
         * Compresses and minifies all JavaScript files into one
         */
        uglify: {
            bonita: {
                options: {
                    mangle: false
                },
                files: [{
                    expand: true, // Enable dynamic expansion.
                    cwd: '<%= project.app %>/static/bpm/', // Src matches are relative to this path.
                    src: [
                        [fileName + '/resources/widgets/custom_widget.js']
                    ], // Actual pattern(s) to match.
                    dest: '<%= project.app %>/static/bpm/', // Destination path prefix.
                    ext: '.min.js', // Dest filepaths will have this extension.
                    rename: function(dest, src) { // The `dest` and `src` values can be passed into the function
                        return dest + src; // The `src` is being renamed; the `dest` remains the same
                    }
                }, ]
            }
        },

        /**
         * Compile Sass/SCSS files
         * https://github.com/gruntjs/grunt-contrib-sass
         * Compiles all Sass/SCSS files and appends project banner
         */
        sass: {
            dev: {
                options: {
                    style: 'expanded'
                },
                files: {
                    '<%= project.assets %>/css/style.unprefixed.css': '<%= project.css %>'
                }
            },
            dist: {
                options: {
                    style: 'expanded'
                },
                files: {
                    '<%= project.assets %>/css/style.unprefixed.css': '<%= project.css %>'
                }
            }
        },

        /**
         * Autoprefixer
         * Adds vendor prefixes automatically
         * https://github.com/nDmitry/grunt-autoprefixer
         */
        autoprefixer: {
            options: {
                browsers: [
                    'last 2 version',
                    'safari 6',
                    'ie 9',
                    'opera 12.1',
                    'ios 6',
                    'android 4'
                ]
            },
            dev: {
                files: {
                    '<%= project.assets %>/css/style.min.css': [
                        '<%= project.assets %>/css/style.unprefixed.css'
                    ]
                }
            },
            dist: {
                files: {
                    '<%= project.assets %>/css/style.prefixed.css': [
                        '<%= project.assets %>/css/style.unprefixed.css'
                    ]
                }
            }
        },

        /**
         * CSSMin
         * CSS minification
         * https://github.com/gruntjs/grunt-contrib-cssmin
         */
        cssmin: {
            bonita: {
                options: {
                    style: 'expanded'
                },
                files: [{
                    expand: true, // Enable dynamic expansion.
                    cwd: '<%= project.app %>/static/bpm/', // Src matches are relative to this path.
                    src: [
                        [fileName + '/resources/assets/css/custom_widget_css.css']
                    ], // Actual pattern(s) to match.
                    dest: '<%= project.app %>/static/bpm/', // Destination path prefix.
                    ext: '.min.css', // Dest filepaths will have this extension.
                    rename: function(dest, src) { // The `dest` and `src` values can be passed into the function
                        return dest + src; // The `src` is being renamed; the `dest` remains the same
                    }
                }, ]
            }
        },

        /**
         * Opens the web server in the browser
         * https://github.com/jsoverson/grunt-open
         */
        open: {
            server: {
                path: 'http://localhost:<%= connect.options.port %>'
            }
        }
    });

    grunt.option('fileName');
    grunt.registerTask('minifyBonita', 'helps to minify js coming from bonita generated forms', function() {
        grunt.task.run('uglify:bonita');
    });

    grunt.registerTask('minifyBonitaCss', 'helps to minify css coming from bonita generated forms', function() {
        grunt.task.run('cssmin:bonita');
    });
};