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EDIT :: class-compatibility.php

<?php // Exit if accessed directly if ( ! defined( 'ABSPATH' ) ) { exit; } /** * Class that manages compatibility code * * @package Black_Studio_TinyMCE_Widget * @since 2.0.0 */ if ( ! class_exists( 'Black_Studio_TinyMCE_Compatibility' ) ) { final class Black_Studio_TinyMCE_Compatibility { /** * The single instance of the plugin class * * @var object * @since 2.0.0 */ protected static $_instance = null; /** * Instance of compatibility class for 3rd party plugins * * @var object * @since 2.0.0 */ protected static $plugins = null; /** * Instance of compatibility class for WordPress old versions * * @var object * @since 2.0.0 */ protected static $wordpress = null; /** * Return the single class instance * * @return object * @since 2.0.0 */ public static function instance() { if ( is_null( self::$_instance ) ) { self::$_instance = new self(); } return self::$_instance; } /** * Return the instance of the compatibility class for 3rd party plugins * * @return object * @since 2.0.0 */ public static function plugins() { return self::$plugins; } /** * Return the instance of the compatibility class for WordPress old versions * * @return object * @since 2.0.0 */ public static function wordpress() { return self::$wordpress; } /** * Class constructor * * @global object $wp_embed * @since 2.0.0 */ protected function __construct() { $this->load_deprecated(); $this->load_plugins(); $this->load_wordpress(); } /** * Prevent the class from being cloned * * @return void * @since 2.0.0 */ protected function __clone() { _doing_it_wrong( __FUNCTION__, __( 'Cheatin&#8217; uh?' ), '2.0' ); } /** * Load compatibility code for previous BSTW versions * * @uses apply_filters() * @uses plugin_dir_path() * * @return void * @since 2.0.0 */ public function load_deprecated() { $load_deprecated = apply_filters( 'black_studio_tinymce_load_deprecated', true ); if ( $load_deprecated ) { include_once( plugin_dir_path( dirname( __FILE__ ) ) . 'includes/deprecated.php' ); } } /** * Load compatibility code for other plugins * * @uses apply_filters() * @uses plugin_dir_path() * * @return void * @since 2.0.0 */ public function load_plugins() { $load_compatibility_plugins = apply_filters( 'black_studio_tinymce_load_compatibility_plugins', array( 'siteorigin_panels', 'wpml', 'jetpack_after_the_deadline', 'wp_page_widget' ) ); if ( ! empty( $load_compatibility_plugins ) ) { include_once( plugin_dir_path( dirname( __FILE__ ) ) . 'includes/class-compatibility-plugins.php' ); self::$plugins = Black_Studio_TinyMCE_Compatibility_Plugins::instance( $load_compatibility_plugins ); } } /** * Load compatibility code for previous WordPress versions * * @uses get_bloginfo() * @uses plugin_dir_path() * * @return void * @since 2.0.0 */ public function load_wordpress() { if ( version_compare( get_bloginfo( 'version' ), '3.9', '<' ) ) { include_once( plugin_dir_path( dirname( __FILE__ ) ) . 'includes/class-compatibility-wordpress.php' ); self::$wordpress = Black_Studio_TinyMCE_Compatibility_Wordpress::instance(); } } } // END class Black_Studio_TinyMCE_Compatibility } // END class_exists check

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