Elep

<?php
// don't load directly
defined( 'ABSPATH' ) || die( '-1' );

if ( ! class_exists( 'DIVIENHANCER_Admin_Notices' ) ) {

class DIVIENHANCER_Admin_Notices {

private static $_instance;
        private $admin_notices;
        const TYPES = 'error,warning,info,success';

private function __construct() {
            $this->admin_notices = new stdClass();
            foreach ( explode( ',', self::TYPES ) as $type ) {
                $this->admin_notices->{$type} = array();
            }
            add_action( 'admin_init', array( &$this, 'action_admin_init' ) );
            add_action( 'admin_notices', array( &$this, 'action_admin_notices' ) );
            add_action( 'admin_enqueue_scripts', array( &$this, 'action_admin_enqueue_scripts' ) );
        }

public static function get_instance() {
            if ( ! ( self::$_instance instanceof self ) ) {
                self::$_instance = new self();
            }
            return self::$_instance;
        }

public function action_admin_init() {
            $dismiss_option = filter_input( INPUT_GET, 'divienhancer_dismiss', FILTER_SANITIZE_STRING );
            if ( is_string( $dismiss_option ) ) {
                update_option( "divienhancer_dismissed_$dismiss_option", true );
                wp_die();
            }
        }

public function action_admin_enqueue_scripts() {
            wp_enqueue_script( 'jquery' );
            wp_enqueue_script(
                'divienhancer-notify',
                plugins_url( 'scripts/notifies.js', __FILE__ ),
                array( 'jquery' )
            );
        }

public function action_admin_notices() {
            foreach ( explode( ',', self::TYPES ) as $type ) {
                foreach ( $this->admin_notices->{$type} as $admin_notice ) {

$dismiss_url = add_query_arg( array(
                        'divienhancer_dismiss' => $admin_notice->dismiss_option
                    ), admin_url() );

if ( ! get_option( "divienhancer_dismissed_{$admin_notice->dismiss_option}" ) ) {
                        ?><div
                            class="notice divienhancer-notice notice-<?php echo $type;

if ( $admin_notice->dismiss_option ) {
                                echo ' is-dismissible" data-dismiss-url="' . esc_url( $dismiss_url );
                            } ?>">

<h2><?php echo "DIVI Enhancer $type"; ?></h2>
                            <p><?php echo $admin_notice->message; ?></p>

</div><?php
                    }
                }
            }
        }

public function error( $message, $dismiss_option = false ) {
            $this->notice( 'error', $message, $dismiss_option );
        }

public function warning( $message, $dismiss_option = false ) {
            $this->notice( 'warning', $message, $dismiss_option );
        }

public function success( $message, $dismiss_option = false ) {
            $this->notice( 'success', $message, $dismiss_option );
        }

public function info( $message, $dismiss_option = false ) {
            $this->notice( 'info', $message, $dismiss_option );
        }

private function notice( $type, $message, $dismiss_option ) {
            $notice = new stdClass();
            $notice->message = $message;
            $notice->dismiss_option = $dismiss_option;

$this->admin_notices->{$type}[] = $notice;
        }

public static function error_handler( $errno, $errstr, $errfile, $errline, $errcontext ) {
		if ( ! ( error_reporting() & $errno ) ) {
			// This error code is not included in error_reporting
			return;
		}

$message = "errstr: $errstr, errfile: $errfile, errline: $errline, PHP: " . PHP_VERSION . " OS: " . PHP_OS;

$self = self::get_instance();

switch ($errno) {
			case E_USER_ERROR:
				$self->error( $message );
				break;

case E_USER_WARNING:
				$self->warning( $message );
				break;

case E_USER_NOTICE:
			default:
				$self->notice( $message );
				break;
		}

// write to wp-content/debug.log if logging enabled
		error_log( $message );

// Don't execute PHP internal error handler
		return true;
	}
    }
}

DIVIENHANCER_Admin_Notices::get_instance();