kilbot/WooCommerce-POS

<?php

/**
 * Admin Notices
 * - add notices via static method or filter
 *
 * @package    WCPOS\Admin_Notices
 * @author   Paul Kilmurray <paul@kilbot.com.au>
 * @link     http://www.wcpos.com
 */

namespace WCPOS\Admin;

class Notices {

    /* @var */
    static private $notices = array();

    /**
     * Constructor
     */
    public function __construct() {
        add_action( 'admin_notices', array( $this, 'admin_notices' ) );
    }

    /**
     * Add a message for display
     *
     * @param string $message
     * @param string $type (error | warning | success | info)
     * @param bool $dismissable
     */
    static public function add( $message = '', $type = 'error', $dismissable = true ) {
        self::$notices[] = array(
            'type'        => $type,
            'message'     => $message,
            'dismissable' => $dismissable
        );
    }

    /**
     * Display the admin notices
     */
    public function admin_notices() {
        $notices = apply_filters( 'woocommerce_pos_admin_notices', self::$notices );
        if ( empty( $notices ) ) {
            return;
        }

        foreach ( $notices as $notice ):
            $classes = 'notice notice-' . $notice['type'];
            if ( $notice['dismissable'] ) {
                $classes .= ' is-dismissable';
            }
            if ( $notice['message'] ) {
                echo '<div class="' . $classes . '><p>' .
                     wp_kses( $notice['message'], wp_kses_allowed_html( 'post' ) ) .
                     '</p></div>';
            }
        endforeach;
    }

}