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<?php
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/*
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* This file is part of the "GS Library" Extension for TYPO3 CMS.
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*
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* Copyright (C) 2017 by Gilbertsoft (gilbertsoft.org)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* For the full license information, please read the LICENSE file that
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* was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace Gilbertsoft\Lib\Utility;
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/**
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* Use declarations
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*/
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use TYPO3\CMS\Core\Messaging\FlashMessage;
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use TYPO3\CMS\Core\Messaging\FlashMessageService;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* GS Flash Message Utility class.
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*/
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class FlashMessageUtility
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{
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/**
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* @var \TYPO3\CMS\Core\Messaging\FlashMessageService
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*/
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protected static $flashMessageService = null;
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/**
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* Returns the Flash Message Service
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*
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* @return \TYPO3\CMS\Core\Messaging\FlashMessageService
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*/
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public static function getFlashMessageService()
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{
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if (self::$flashMessageService === null) {
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// cache the object for performance-reasons
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self::$flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
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}
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return self::$flashMessageService;
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}
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/**
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* Returns the Flash Message Queue
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*
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* @param string $extensionKey
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* @return \TYPO3\CMS\Core\Messaging\FlashMessageQueue
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* @throws \InvalidArgumentException
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*/
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public static function getFlashMessageQueue($extensionKey)
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{
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if (!is_string($extensionKey) || empty($extensionKey)) {
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throw new \InvalidArgumentException('$extensionKey must be a non empty string.', 1491502264);
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}
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return self::getFlashMessageService()->getMessageQueueByIdentifier('gslib.flashmessages.' . $extensionKey);
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}
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/**
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* Adds a Flash Message to the Flash Message Queue
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*
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* @param \TYPO3\CMS\Core\Messaging\FlashMessage $flashMessage
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* @param string $extensionKey
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* @return void
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*/
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public static function addFlashMessageToQueue(FlashMessage $flashMessage, $extensionKey)
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{
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if ($flashMessage) {
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self::getFlashMessageQueue($extensionKey)->enqueue($flashMessage);
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}
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}
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/**
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* Create a Flash Message and add it to the Queue
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*
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* @param string $extensionKey
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* @param string $message The message.
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* @param string $title Optional message title.
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* @param int $severity Optional severity, must be either of one of \TYPO3\CMS\Core\Messaging\FlashMessage constants
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* @param bool $storeInSession Optional, defines whether the message should be stored in the session or only for one request (default)
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* @return void
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*/
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public static function showFlashMessage($extensionKey, $message, $title = '', $severity = FlashMessage::OK, $storeInSession = true)
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{
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if (is_string($message) || !empty($message)) {
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self::addFlashMessageToQueue(
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GeneralUtility::makeInstance(
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FlashMessage::class,
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$message,
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$title,
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$severity,
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$storeInSession
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),
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$extensionKey,
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''
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110
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);
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}
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}
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} |
gilbertsoft /
typo3-gslib
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