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<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Messaging\Renderer;
use TYPO3\CMS\Core\Messaging\FlashMessage;
/**
* A class representing a html flash message as unordered markup list.
* It is used in frontend context per default.
* The created output contains css classes which can be used to style
* the output individual. Any message contains the message and an
* optional title which is rendered as <h4> tag if it is set in
* the FlashMessage object.
*/
class ListRenderer implements FlashMessageRendererInterface
{
/**
* Render method
*
* @param FlashMessage[] $flashMessages
* @return string Representation of the flash message
*/
public function render(array $flashMessages): string
{
return $this->getMessageAsMarkup($flashMessages);
}
/**
* Gets the message severity class name
*
*
* @return string The message severity class name
*/
protected function getClass(FlashMessage $flashMessage): string
{
return 'alert-' . $flashMessage->getSeverity()->getCssClass();
}
/**
* Gets the message severity icon name
*
*
* @return string The message severity icon name
*/
protected function getIconName(FlashMessage $flashMessage): string
{
return $flashMessage->getSeverity()->getIconIdentifier();
}
/**
* Gets the message rendered as clean and secure markup
*
* @param FlashMessage[] $flashMessages
*/
protected function getMessageAsMarkup(array $flashMessages): string
{
$markup = [];
$markup[] = '<ul class="typo3-messages">';
foreach ($flashMessages as $flashMessage) {
$messageTitle = $flashMessage->getTitle();
$markup[] = '<li class="alert ' . htmlspecialchars($this->getClass($flashMessage)) . '">';
if ($messageTitle !== '') {
$markup[] = '<h4 class="alert-title">' . htmlspecialchars($messageTitle) . '</h4>';
}
$markup[] = '<p class="alert-message">' . htmlspecialchars($flashMessage->getMessage()) . '</p>';
$markup[] = '</li>';
}
$markup[] = '</ul>';
return implode('', $markup);
}
}