lib/internal/Magento/Framework/Notification/MessageList.php - 2.4-develop - githubmirror/magento2

lib/internal/Magento/Framework/Notification/MessageList.php

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Alexandra Zota

ACP2E-4019: CE copyright updates for 2.4.9-beta1

22 окт 2025, 17:47

22 окт 2025, 17:471b769b7

<?php
/**
 * Copyright 2014 Adobe
 * All Rights Reserved.
 */

namespace Magento\Framework\Notification;

/**
 * Class for processing the list of system messages
 *
 * Class MessageList
 * @api
 * @since 100.0.2
 */
class MessageList
{
    /**
     * List of configured message classes
     *
     * @var array
     */
    protected $_messageClasses;

    /**
     * List of messages
     *
     * @var array
     */
    protected $_messages;

    /**
     * @var \Magento\Framework\ObjectManagerInterface
     */
    private $objectManager;

    /**
     * @param \Magento\Framework\ObjectManagerInterface $objectManager
     * @param array $messages
     */
    public function __construct(\Magento\Framework\ObjectManagerInterface $objectManager, $messages = [])
    {
        $this->objectManager = $objectManager;
        $this->_messageClasses = $messages;
    }

    /**
     * Load messages to display
     *
     * @return void
     * @throws \InvalidArgumentException
     * @throws \UnexpectedValueException
     */
    protected function _loadMessages()
    {
        if (!empty($this->_messages)) {
            return;
        }
        foreach ($this->_messageClasses as $key => $messageClass) {
            if (!$messageClass) {
                throw new \InvalidArgumentException('Message class for message "' . $key . '" is not set');
            }
            $message = $this->objectManager->get($messageClass);
            if ($message instanceof \Magento\Framework\Notification\MessageInterface) {
                $this->_messages[$message->getIdentity()] = $message;
            } else {
                throw new \UnexpectedValueException("Message class has to implement the message interface.");
            }
        }
    }

    /**
     * Retrieve message by
     *
     * @param string $identity
     * @return null|\Magento\Framework\Notification\MessageInterface
     */
    public function getMessageByIdentity($identity)
    {
        $this->_loadMessages();
        return $this->_messages[$identity] ?? null;
    }

    /**
     * Retrieve list of all messages
     *
     * @return \Magento\Framework\Notification\MessageInterface[]
     */
    public function asArray()
    {
        $this->_loadMessages();
        return $this->_messages;
    }
}