Theme functions.php

<?php
/**
* Class and Function List:
* Function list:
* - init()
* - constants()
* - widgets()
* - plugins()
* - supports()
* - post_types()
* - functions()
* - language()
* - admin_menus()
* - add_metaboxes()
* - theme_activated()
* - _load_demo_content_page()
* - _load_option_page()
* Classes list:
* - Theme
*/
$theme = new Theme();
$theme->init(array(
        "theme_name" => "Jupiter",
        "theme_slug" => "JP"
));

if (!isset($content_width)) {
        $content_width = 1140;
}

class Theme
{
        function init($options)
        {
                $this->constants($options);
                add_action('init', array(&$this,
                        'language'
                ));
                $this->functions();
                $this->plugins();
                $this->post_types();
                add_action('admin_menu', array(&$this,
                        'admin_menus'
                ));
                add_action('init', array(&$this,
                        'add_metaboxes'
                ));
                $this->theme_activated();

                add_action('after_setup_theme', array(&$this,
                        'supports'
                ));
                add_action('widgets_init', array(&$this,
                        'widgets'
                ));
        }

        function constants($options)
        {
                define("THEME_DIR", get_template_directory());
                define("THEME_DIR_URI", get_template_directory_uri());
                define("THEME_NAME", $options["theme_name"]);
                if (defined("ICL_LANGUAGE_CODE")) {
                        $lang = "_" . ICL_LANGUAGE_CODE;
                }
                else {
                        $lang = "";
                }
                define("THEME_OPTIONS", $options["theme_name"] . '_options' . $lang);
                define("THEME_SLUG", $options["theme_slug"]);
                define("THEME_STYLES", THEME_DIR_URI . "/stylesheet/css");
                define("THEME_IMAGES", THEME_DIR_URI . "/images");
                define("THEME_JS", THEME_DIR_URI . "/js");
                define('FONTFACE_DIR', THEME_DIR . '/fontface');
                define('FONTFACE_URI', THEME_DIR_URI . '/fontface');
                define("THEME_FRAMEWORK", THEME_DIR . "/framework");
                define("THEME_PLUGINS", THEME_FRAMEWORK . "/plugins");
                define("THEME_ACTIONS", THEME_FRAMEWORK . "/actions");
                define("THEME_PLUGINS_URI", THEME_DIR_URI . "/framework/plugins");
                define("THEME_SHORTCODES", THEME_FRAMEWORK . "/shortcodes");
                define("THEME_WIDGETS", THEME_FRAMEWORK . "/widgets");
                define("THEME_SLIDERS", THEME_FRAMEWORK . "/sliders");
                define("THEME_HELPERS", THEME_FRAMEWORK . "/helpers");
                define("THEME_FUNCTIONS", THEME_FRAMEWORK . "/functions");
                define("THEME_CLASSES", THEME_FRAMEWORK . "/classes");
                define('THEME_ADMIN', THEME_FRAMEWORK . '/admin');
                define('THEME_METABOXES', THEME_ADMIN . '/metaboxes');
                define('THEME_ADMIN_POST_TYPES', THEME_ADMIN . '/post-types');
                define('THEME_GENERATORS', THEME_ADMIN . '/generators');
                define('THEME_ADMIN_URI', THEME_DIR_URI . '/framework/admin');
                define('THEME_ADMIN_ASSETS_URI', THEME_DIR_URI . '/framework/admin/assets');
        }
        function widgets()
        {
                require_once locate_template("widgets/widgets-contact-form.php");
                require_once locate_template("widgets/widgets-contact-info.php");
                require_once locate_template("widgets/widgets-gmap.php");
                require_once locate_template("widgets/widgets-popular-posts.php");
                require_once locate_template("widgets/widgets-related-posts.php");
                require_once locate_template("widgets/widgets-recent-posts.php");
                require_once locate_template("widgets/widgets-social-networks.php");
                require_once locate_template("widgets/widgets-subnav.php");
                require_once locate_template("widgets/widgets-testimonials.php");
                require_once locate_template("widgets/widgets-twitter-feeds.php");
                require_once locate_template("widgets/widgets-video.php");
                require_once locate_template("widgets/widgets-flickr-feeds.php");
                require_once locate_template("widgets/widgets-instagram-feeds.php");
                require_once locate_template("widgets/widgets-news-slider.php");
                require_once locate_template("widgets/widgets-recent-portfolio.php");
                require_once locate_template("widgets/widgets-slideshow.php");
                register_widget("Artbees_Widget_Popular_Posts");
                register_widget("Artbees_Widget_Recent_Posts");
                register_widget("Artbees_Widget_Related_Posts");
                register_widget("Artbees_Widget_Twitter");
                register_widget("Artbees_Widget_Contact_Form");
                register_widget("Artbees_Widget_Contact_Info");
                register_widget("Artbees_Widget_Social");
                register_widget("Artbees_Widget_Sub_Navigation");
                register_widget("Artbees_Widget_Google_Map");
                register_widget("Artbees_Widget_Testimonials");
                register_widget("Artbees_Widget_video");
                register_widget("Artbees_Widget_Flickr_feeds");
                register_widget("Artbees_Widget_Instagram_Feeds");
                register_widget("Artbees_Widget_News_Feed");
                register_widget("Artbees_Widget_Recent_Portfolio");
                register_widget("Artbees_Widget_Slideshow");
        }
        function plugins()
        {
                require_once locate_template("wpml-fix/mk-wpml.php");
        }
        function supports()
        {
                add_theme_support('menus');
                add_theme_support('automatic-feed-links');
                add_theme_support('editor-style');
                register_nav_menus(array(
                        'primary-menu' => 'Primary Navigation',
                        'second-menu' => 'Second Navigation',
                        'third-menu' => 'Third Navigation',
                        'fourth-menu' => 'Fourth Navigation',
                        'footer-menu' => 'Footer Navigation',
                        'toolbar-menu' => 'Header Toolbar Navigation',
                        'side-dashboard-menu' => 'Side Dashboard Navigation',
                        'fullscreen-menu' => 'Full Screen Navigation'
                ));
                add_theme_support('post-thumbnails');
                add_image_size('jupiter-full-width', 1140, 580, true);
        }
        function post_types()
        {
                include_once (THEME_ADMIN_POST_TYPES . '/portfolio.php');
                include_once (THEME_ADMIN_POST_TYPES . '/news.php');
                include_once (THEME_ADMIN_POST_TYPES . '/faq.php');
                include_once (THEME_ADMIN_POST_TYPES . '/employee.php');
                include_once (THEME_ADMIN_POST_TYPES . '/pricing.php');
                include_once (THEME_ADMIN_POST_TYPES . '/clients.php');
                include_once (THEME_ADMIN_POST_TYPES . '/testimonials.php');
                include_once (THEME_ADMIN_POST_TYPES . '/slideshow.php');
                include_once (THEME_ADMIN_POST_TYPES . '/edge_slider.php');
                include_once (THEME_ADMIN_POST_TYPES . '/icarousel.php');
                include_once (THEME_ADMIN_POST_TYPES . '/banner_builder.php');
                include_once (THEME_ADMIN_POST_TYPES . '/animated_columns.php');
                include_once (THEME_ADMIN_POST_TYPES . '/tab_slider.php');
        }
        function functions()
        {
                include_once (ABSPATH . 'wp-admin/includes/plugin.php');
                require_once (THEME_FUNCTIONS . "/general-functions.php");
                require_once (THEME_FUNCTIONS . "/bfi_cropping.php");
                require_once (THEME_FUNCTIONS . "/vc-integration.php");
                require_once (THEME_FUNCTIONS . "/ajax-search.php");
                require_once (THEME_CLASSES . "/wp-nav-custom-walker.php");
                require_once (THEME_FUNCTIONS . "/enqueue-front-scripts.php");
                require_once (THEME_CLASSES . "/love-this.php");
                require_once (THEME_GENERATORS . '/sidebar-generator.php');
                require_once (THEME_FRAMEWORK . "/tgm-plugin-activation/request-plugins.php");
                include_once (THEME_ADMIN_POST_TYPES . '/news.php');
                include_once (THEME_ADMIN_POST_TYPES . '/faq.php');
                include_once (THEME_ADMIN_POST_TYPES . '/portfolio.php');

                require_once locate_template('framework/actions/header.php');
                require_once locate_template('framework/actions/general.php');
                require_once locate_template('framework/actions/post.php');
                require_once locate_template('framework/actions/slideshow.php');

                require_once (THEME_FUNCTIONS . "/dynamic-styles.php");
                require_once (THEME_FUNCTIONS . "/mk-woocommerce.php");

                if (is_admin()) {
                        include_once (THEME_ADMIN . '/general/general-functions.php');
                        include_once (THEME_ADMIN . '/general/mega-menu.php');
                        include_once (THEME_ADMIN . '/general/icon-library.php');
                        include_once (THEME_ADMIN . '/generators/option-generator.php');
                        include_once (THEME_ADMIN . '/general/backend-enqueue-scripts.php');
                        include_once (THEME_ADMIN . '/admin-panel/masterkey-ajax-calls.php');
                }
        }
        function language()
        {
                $locale = get_locale();
                load_theme_textdomain('mk_framework', get_stylesheet_directory() . '/languages');
                $locale_file = get_stylesheet_directory() . "/languages/$locale.php";
                if (is_readable($locale_file)) {
                        require_once ($locale_file);
                }
        }

        function admin_menus()
        {
                add_menu_page(__('Theme Options', 'mk_framework') , __('Theme Options', 'mk_framework') , 'edit_theme_options', 'masterkey', array(&$this,
                        '_load_option_page'
                ) , 'dashicons-admin-network');

                add_submenu_page('themes.php', 'Install Templates', 'Install Templates', 'manage_options', 'demo-importer', array(&$this,
                        '_load_demo_content_page'
                ));
        }

        function add_metaboxes()
        {
                include_once (THEME_GENERATORS . '/metabox-generator.php');
                include_once (THEME_METABOXES . '/metabox-posts.php');
                include_once (THEME_METABOXES . '/metabox-employee.php');
                include_once (THEME_METABOXES . '/metabox-slideshow.php');
                include_once (THEME_METABOXES . '/metabox-clients.php');
                include_once (THEME_METABOXES . '/metabox-testimonials.php');
                include_once (THEME_METABOXES . '/metabox-icarousel.php');
                include_once (THEME_METABOXES . '/metabox-pricing.php');
                include_once (THEME_METABOXES . '/metabox-banner-video.php');
                include_once (THEME_METABOXES . '/metabox-news.php');
                include_once (THEME_METABOXES . '/metabox-edge.php');
                include_once (THEME_METABOXES . '/metabox-portfolios.php');
                include_once (THEME_METABOXES . '/metabox-posts-slideshow.php');
                include_once (THEME_METABOXES . '/metabox-skinning.php');
                include_once (THEME_METABOXES . '/metabox-animated-columns.php');
                include_once (THEME_METABOXES . '/metabox-tab-slider.php');
                include_once (THEME_METABOXES . '/metabox-pages.php');
                include_once (THEME_METABOXES . '/metabox-footer-widgets.php');
        }

        function theme_activated()
        {
                if ('themes.php' == basename($_SERVER['PHP_SELF']) && isset($_GET['activated']) && $_GET['activated'] == 'true') {
                        update_option('woocommerce_enable_lightbox', "no");
                        wp_redirect(admin_url('admin.php?page=masterkey'));
                        flush_rewrite_rules();
                }
        }

        function _load_demo_content_page()
        {
                include_once (THEME_DIR . '/demo-importer/engine/index.php');
        }

        function _load_option_page()
        {

                $page = include (THEME_ADMIN . '/admin-panel/masterkey.php');
                new mkOptionGenerator($page['name'], $page['options']);
        }
}
?>