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Filename : sefu-core.php
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<?php
/**
 * Plugin Name: Sefu Core
 * Plugin URI: https://themeforest.net/user/creativegigs/portfolio
 * Description: This plugin adds the core features to the Sefu WordPress theme. You must have to install this plugin to get all the features included with the Sefu theme.
 * Version: 1.2.8
 * Author: Spider Themes
 * Author URI: https://themeforest.net/user/creativegigs/portfolio
 * Text domain: sefu-core
 */

if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

// Sefu Core Directories
define( 'SC_IMAGES', plugins_url( 'widgets/images/', __FILE__ ) );
define( 'SEFU_PATH', plugin_dir_path( __FILE__ ) );
define( 'SEFU_URL', plugin_dir_url( __FILE__ ) );

// Make sure the same class is not loaded twice in free/premium versions.
if ( ! class_exists( 'Sefu_core' ) ) {
	/**
	 * Main Sefu Core Class
	 *
	 * The main class that initiates and runs the Sefu Core plugin.
	 */
	class Sefu_core {
		/**
		 * Sefu Core Version
		 *
		 * Holds the version of the plugin.
		 *
		 * @var string The plugin version.
		 */
		const VERSION = '1.0';
		/**
		 * Minimum Elementor Version
		 *
		 * Holds the minimum Elementor version required to run the plugin.
		 *
		 * @var string Minimum Elementor version required to run the plugin.
		 */
		const MINIMUM_ELEMENTOR_VERSION = '2.6.0';
		/**
		 * Minimum PHP Version
		 *
		 * Holds the minimum PHP version required to run the plugin.
		 *
		 * @var string Minimum PHP version required to run the plugin.
		 */
		const  MINIMUM_PHP_VERSION = '5.4';
		/**
		 * Plugin's directory paths
		 * @since 1.0
		 */
		const CSS = null;
		const JS = null;
		const IMG = null;
		const VEND = null;

		/**
		 * Instance
		 *
		 * Holds a single instance of the `Sefu_Core` class.
		 *
		 * @access private
		 * @static
		 *
		 * @var Sefu_Core A single instance of the class.
		 */
		private static $_instance = null;

		/**
		 * Instance
		 *
		 * Ensures only one instance of the class is loaded or can be loaded.
		 *
		 * @access public
		 * @static
		 *
		 * @return Sefu_Core An instance of the class.
		 */
		public static function instance() {
			if ( is_null( self::$_instance ) ) {
				self::$_instance = new self();
			}

			return self::$_instance;
		}

		/**
		 * Clone
		 *
		 * Disable class cloning.
		 *
		 * @access protected
		 *
		 * @return void
		 */
		public function __clone() {
			// Cloning instances of the class is forbidden
			_doing_it_wrong( __FUNCTION__, esc_html__( 'Cheatin&#8217; huh?', 'sefu-core' ), '1.7.0' );
		}

		/**
		 * Wakeup
		 *
		 * Disable unserializing the class.
		 *
		 * @access protected
		 *
		 * @return void
		 */
		public function __wakeup() {
			// Unserializing instances of the class is forbidden.
			_doing_it_wrong( __FUNCTION__, esc_html__( 'Cheatin&#8217; huh?', 'sefu-core' ), '1.7.0' );
		}

		/**
		 * Constructor
		 *
		 * Initialize the Sefu Core plugins.
		 *
		 * @access public
		 */
		public function __construct() {
			//add_action( 'init', [$this, 'mega_menu_include']);
			$this->init_hooks();
			$this->core_includes();
			do_action( 'sefu_core_loaded' );
		}

		/**
		 * Include Files
		 *
		 * Load core files required to run the plugin.
		 *
		 * @access public
		 */
		public function core_includes() {
			// Metaboxes
			require_once __DIR__ . '/inc/metaboxes.php';
			// Extra functions
			require_once __DIR__ . '/inc/extra.php';

			// Custom post types
			require_once __DIR__ . '/post-type/faq.pt.php';
			require_once __DIR__ . '/post-type/case-study.pt.php';
			require_once __DIR__ . '/post-type/team-member.php';
			require_once __DIR__ . '/post-type/none.pt.php';


			/**
			 * Register widget area.
			 *
			 * @link https://developer.wordpress.org/themes/functionality/sidebars/#registering-a-sidebar
			 */

			require_once __DIR__ . '/wp-widgets/widgets.php';

			// RGBA color picker
			require plugin_dir_path( __FILE__ ) . '/inc/acf-rgba/acf-rgba-color-picker.php';

		}

		/**
		 * Init Hooks
		 *
		 * Hook into actions and filters.
		 *
		 * @access private
		 */
		private function init_hooks() {
			add_action( 'init', [ $this, 'i18n' ] );
			add_action( 'plugins_loaded', [ $this, 'init' ] );
		}

		/**
		 * Load Textdomain
		 *
		 * Load plugin localization files.
		 *
		 * @access public
		 */
		public function i18n() {
			load_plugin_textdomain( 'sefu-core', false, plugin_basename( dirname( __FILE__ ) ) . '/languages' );
		}


		/**
		 * Init Sefu Core
		 *
		 * Load the plugin after Elementor (and other plugins) are loaded.
		 *
		 * @access public
		 */
		public function init() {
			if ( ! did_action( 'elementor/loaded' ) ) {
				add_action( 'admin_notices', [ $this, 'admin_notice_missing_main_plugin' ] );

				return;
			}

			// Check for required Elementor version

			if ( ! version_compare( ELEMENTOR_VERSION, self::MINIMUM_ELEMENTOR_VERSION, '>=' ) ) {
				add_action( 'admin_notices', [ $this, 'admin_notice_minimum_elementor_version' ] );

				return;
			}

			// Check for required PHP version

			if ( version_compare( PHP_VERSION, self::MINIMUM_PHP_VERSION, '<' ) ) {
				add_action( 'admin_notices', [ $this, 'admin_notice_minimum_php_version' ] );

				return;
			}


			// Add new Elementor Categories
			add_action( 'elementor/init', [ $this, 'add_elementor_category' ] );

			// Register Widget Scripts
			add_action( 'elementor/frontend/after_register_scripts', [ $this, 'register_widget_scripts' ] );
			add_action( 'elementor/editor/before_enqueue_scripts', [ $this, 'register_widget_scripts' ] );
			add_action( 'wp_enqueue_scripts', [ $this, 'enqueue_scripts' ] );

			// Register Widget Scripts
			add_action( 'elementor/editor/before_enqueue_scripts', [ $this, 'enqueue_elementor_editor_styles' ] );
			add_action( 'elementor/frontend/after_enqueue_styles', [ $this, 'enqueue_widget_styles' ] );

			// Register New Widgets
			add_action( 'elementor/widgets/widgets_registered', [ $this, 'on_widgets_registered' ] );

			// Register Custom Fonts
			add_filter( 'elementor/fonts/groups', function ( $font_groups ) {
				$font_groups['sefu_fonts'] = __( 'Sefu Fonts' );

				return $font_groups;
			} );

			add_filter( 'elementor/fonts/additional_fonts', function ( $additional_fonts ) {
				$additional_fonts['Circular Std']        = 'sefu_fonts';
				$additional_fonts['Circular Std Book']   = 'sefu_fonts';
				$additional_fonts['thinkregular']        = 'sefu_fonts';
				$additional_fonts['Beginning of Summer'] = 'sefu_fonts';

				return $additional_fonts;
			} );

		}

		/**
		 * Admin notice
		 *
		 * Warning when the site doesn't have Elementor installed or activated.
		 *
		 * @access public
		 */
		public function admin_notice_missing_main_plugin() {
			$message = sprintf(
			/* translators: 1: Sefu Core 2: Elementor */
				esc_html__( '"%1$s" requires "%2$s" to be installed and activated.', 'sefu-core' ),
				'<strong>' . esc_html__( 'Sefu core', 'sefu-core' ) . '</strong>',
				'<strong>' . esc_html__( 'Elementor', 'sefu-core' ) . '</strong>'
			);
			printf( '<div class="notice notice-warning is-dismissible"><p>%1$s</p></div>', $message );
		}

		/**
		 * Admin notice
		 *
		 * Warning when the site doesn't have a minimum required Elementor version.
		 *
		 * @access public
		 */
		public function admin_notice_minimum_elementor_version() {
			$message = sprintf(
			/* translators: 1: Sefu Core 2: Elementor 3: Required Elementor version */
				esc_html__( '"%1$s" requires "%2$s" version %3$s or greater.', 'sefu-core' ),
				'<strong>' . esc_html__( 'Sefu Core', 'sefu-core' ) . '</strong>',
				'<strong>' . esc_html__( 'Elementor', 'sefu-core' ) . '</strong>',
				self::MINIMUM_ELEMENTOR_VERSION
			);
			printf( '<div class="notice notice-warning is-dismissible"><p>%1$s</p></div>', $message );
		}

		/**
		 * Admin notice
		 *
		 * Warning when the site doesn't have a minimum required PHP version.
		 *
		 * @access public
		 */
		public function admin_notice_minimum_php_version() {
			$message = sprintf(
			/* translators: 1: Sefu Core 2: PHP 3: Required PHP version */
				esc_html__( '"%1$s" requires "%2$s" version %3$s or greater.', 'sefu-core' ),
				'<strong>' . esc_html__( 'Sefu Core', 'sefu-core' ) . '</strong>',
				'<strong>' . esc_html__( 'PHP', 'sefu-core' ) . '</strong>',
				self::MINIMUM_PHP_VERSION
			);
			printf( '<div class="notice notice-warning is-dismissible"><p>%1$s</p></div>', $message );
		}

		/**
		 * Add new Elementor Categories
		 *
		 * Register new widget categories for Sefu Core widgets.
		 *
		 * @since 1.0.0
		 * @since 1.7.1 The method moved to this class.
		 *
		 * @access public
		 */
		public function add_elementor_category() {
			\Elementor\Plugin::instance()->elements_manager->add_category( 'sefu-elements', [
				'title' => __( 'Sefu Elements', 'sefu-core' )
			], 1 );
		}

		/**
		 * Register Widget Styles
		 *
		 * Register custom styles required to run Sefu Core.
		 *
		 * @access public
		 */
		public function enqueue_widget_styles() {

			wp_register_style( 'nice-select', plugins_url( 'assets/css/nice-select.css', __FILE__ ) );
			wp_register_style( 'animate-headline', plugins_url( 'assets/css/animate-headline.css', __FILE__ ) );
			wp_register_style( 'animate', plugins_url( 'assets/css/animate.css', __FILE__ ) );
			wp_register_style( 'owl-carousel', plugins_url( 'assets/css/owl.carousel.min.css', __FILE__ ) );
			wp_register_style( 'slick', plugins_url( 'assets/css/slick.css', __FILE__ ) );
			wp_register_style( 'magnific-popup', plugins_url( 'assets/css/magnific-popup.css', __FILE__ ) );

			wp_enqueue_style('nice-select');
		}

		/**
		 * Register Widget Scripts
		 *
		 * Register custom scripts required to run Sefu Core.
		 *
		 * @access public
		 */
		public function register_widget_scripts() {
			wp_register_script( 'nice-select', plugins_url( 'assets/js/jquery.nice-select.js', __FILE__ ), 'jquery', '1.0', true );

			wp_register_script( 'animate-headline', plugins_url( 'assets/js/animate-headline.js', __FILE__ ), 'jquery', '1.0', true );
			wp_register_script( 'owl-carousel', plugins_url( 'assets/js/owl.carousel.min.js', __FILE__ ), 'jquery', '2.3.4', true );
			//wp_register_script( 'sefu-counterup', plugins_url( 'assets/js/jquery.counterup.min.js', __FILE__ ), 'jquery', '1.0', true );

			wp_register_script( 'sefu-imagesloaded', plugins_url( 'assets/js/imagesloaded.pkgd.min.js', __FILE__ ), 'jquery', '1.0', true );
			wp_register_script( 'sefu-easypiechart', plugins_url( 'assets/js/jquery.easypiechart.js', __FILE__ ), 'jquery', '1.0', true );
			wp_register_script( 'sefu-waypoints', plugins_url( 'assets/js/waypoints.min.js', __FILE__ ), 'jquery', '1.0', true );

			wp_enqueue_script( 'sefu-wow', plugins_url( 'assets/js/wow.min.js', __FILE__ ), 'jquery', '1.0', true );

			wp_register_script( 'magnific-popup', plugins_url( 'assets/js/jquery.magnific-popup.min.js', __FILE__ ), 'jquery', '1.0', true );
			wp_register_script( 'slick', plugins_url( 'assets/js/slick.min.js', __FILE__ ), 'jquery', '1.0', true );

			wp_enqueue_script( 'ajax-chimp', plugins_url( 'assets/js/ajax-chimp.js', __FILE__ ), 'jquery', '1.0', true );
			wp_register_script( 'sefu-scripts', plugins_url( 'assets/js/scripts.js', __FILE__ ), 'jquery', '1.0', true );

			wp_enqueue_script('nice-select');
		}

		public function enqueue_elementor_editor_styles() {
			wp_enqueue_style( 'sefu-elementor-editor', plugins_url( 'assets/css/elementor-editor.css', __FILE__ ) );
		}

		public function enqueue_scripts() {
			wp_deregister_style( 'elementor-animations' );

		}


		/**
		 * Register New Widgets
		 *
		 * Include Sefu Core widgets files and register them in Elementor.
		 *
		 * @access public
		 */
		public function on_widgets_registered() {
			$this->include_widgets();
			$this->register_widgets();
		}

		/**
		 * Include Widgets Files
		 *
		 * Load Sefu Core widgets files.
		 *
		 * @access private
		 */
		private function include_widgets() {
			require_once __DIR__ . '/widgets/Sefu_Hero.php';
			require_once __DIR__ . '/widgets/Feature_Box.php';
			require_once __DIR__ . '/widgets/Sefu_Title.php';
			require_once __DIR__ . '/widgets/Author_Box.php';
			require_once __DIR__ . '/widgets/Sefu_Form.php';
			require_once __DIR__ . '/widgets/Sefu_Blog.php';
			require_once __DIR__ . '/widgets/Testimonial.php';
			require_once __DIR__ . '/widgets/States_Counter.php';
			require_once __DIR__ . '/widgets/Sefu_Accordion.php';
			require_once __DIR__ . '/widgets/Sefu_Video.php';
			require_once __DIR__ . '/widgets/Team_Member.php';
			require_once __DIR__ . '/widgets/Sefu_Search.php';
			require_once __DIR__ . '/widgets/Pricing_Table.php';
			require_once __DIR__ . '/widgets/Case_Study.php';
		}

		/**
		 * Register Widgets
		 *
		 * Register Sefu Core widgets.
		 *
		 * @access private
		 */
		private function register_widgets() {

			// Site Elements
			$widgets = [
				'Sefu_Hero', 'Feature_box', 'Sefu_Title', 'Sefu_Author_Box', 'Sefu_Form', 'Sefu_Blog', 'Sefu_Testimonial', 'Sefu_Sates_Counter', 'Sefu_Video', 'Sefu_Accordion', 'Sefu_Team_Member', 'Sefu_Search', 'Sefu_Pricing_Table', 'Sefu_Case_Study'
			];

			$widgets = array_merge( $widgets );

			foreach ( $widgets as $widget ) {
				$classname = "\\SefuCore\\Widgets\\$widget";
				\Elementor\Plugin::instance()->widgets_manager->register_widget_type( new $classname() );
			}
		}
	}
}
// Make sure the same function is not loaded twice in free/premium versions.

if ( ! function_exists( 'sefu_core_load' ) ) {
	/**
	 * Load Sefu Core
	 *
	 * Main instance of Sefu_Core.
	 *
	 */
	function sefu_core_load() {
		return Sefu_core::instance();
	}

	// Run Sefu Core
	sefu_core_load();
}