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get_uninstall_mode(); /** Remove Plugin and Settings. */ if ( 'plugin+settings' === $uninstall_mode ) { /** Remove Plugin Settings. */ $this->remove_settings(); } } /** * Delete Plugin Options. * * @since 1.0 * @access private * * @return void **/ private function remove_settings() { /** Prepare array with options to remove. */ $settings = []; foreach ( wp_load_alloptions() as $option => $value ) { if ( strpos( $option, 'mdp_selection_lite' ) === 0 ) { $settings[] = $option; } } /** Remove options for Multisite. */ if ( is_multisite() ) { foreach ( $settings as $key ) { if ( ! get_site_option( $key ) ) { continue; } delete_site_option( $key ); } /** Remove options for Singular site. */ } else { foreach ( $settings as $key ) { if ( ! get_option( $key ) ) { continue; } delete_option( $key ); } } } /** * Delete Plugin data. * Remove all tables started with plugin slug and folder from Uploads. * * @since 1.0 * @access private * * @return void **/ private function remove_data() { /** Remove all tables started with plugin slug. */ $this->remove_tables(); } /** * Remove all tables started with plugin slug. * * @since 1.0 * @access private * * @return void **/ private function remove_tables() { global $wpdb; $tables = $wpdb->tables(); foreach ( $tables as $table_name ) { /** Convert plugin slug to table name. */ $table_slug = str_replace( '-', '_', Plugin::get_slug() ); /** If table name starts with prefix_plugin_slug */ if ( strpos( $table_name, $wpdb->prefix . $table_slug ) === 0 ) { if ($wpdb->get_var( $wpdb->prepare( "SHOW TABLES LIKE %s", $table_name ) ) == $table_name) { $wpdb->query( $wpdb->prepare( "TRUNCATE TABLE %s", $table_name ) ); } } } } /** * Return uninstall mode. * plugin - Will remove the plugin only. Settings and Audio files will be saved. Used when updating the plugin. * plugin+settings - Will remove the plugin and settings. Audio files will be saved. As a result, all settings will be set to default values. Like after the first installation. * * @since 1.0 * @access public * * @return string **/ public function get_uninstall_mode() { $uninstall_settings = get_option( 'mdp_selection_lite_uninstall_settings' ); if ( isset( $uninstall_settings[ 'mdp_selection_lite_uninstall_settings' ] ) && $uninstall_settings[ 'mdp_selection_lite_uninstall_settings' ] ) { // Default value. $uninstall_settings = [ 'delete_plugin' => 'plugin' ]; } return $uninstall_settings[ 'delete_plugin' ]; } /** * Main Uninstallation Instance. * * Insures that only one instance of Uninstall exists in memory at any one time. * * @static * @since 1.0 * * @return Uninstall **/ public static function get_instance() { if ( ! isset( self::$instance ) && ! ( self::$instance instanceof self ) ) { self::$instance = new self; } return self::$instance; } } /** Call Unity Uninstall. */ Uninstall::get_instance();