96 lines
2.9 KiB
PHP
96 lines
2.9 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that 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 TYPO3\CMS\Core\Messaging;
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use TYPO3\CMS\Core\Core\Environment;
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use TYPO3\CMS\Core\Http\ApplicationType;
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use TYPO3\CMS\Core\Http\ServerRequest;
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use TYPO3\CMS\Core\Messaging\Renderer\BootstrapRenderer;
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use TYPO3\CMS\Core\Messaging\Renderer\FlashMessageRendererInterface;
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use TYPO3\CMS\Core\Messaging\Renderer\ListRenderer;
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use TYPO3\CMS\Core\Messaging\Renderer\PlaintextRenderer;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* A class for rendering flash messages.
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*/
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class FlashMessageRendererResolver
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{
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/**
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* @var array
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*/
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protected $renderer = [
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'BE' => BootstrapRenderer::class,
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'FE' => ListRenderer::class,
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'CLI' => PlaintextRenderer::class,
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'_default' => PlaintextRenderer::class,
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];
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/**
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* This method resolves a FlashMessageRendererInterface for the given $context.
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*
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* In case $context is null, the context will be detected automatic.
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*/
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public function resolve(): FlashMessageRendererInterface
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{
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$rendererClass = $this->resolveFlashMessageRenderClass();
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$renderer = GeneralUtility::makeInstance($rendererClass);
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if (!$renderer instanceof FlashMessageRendererInterface) {
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throw new \RuntimeException('Renderer ' . get_class($renderer)
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. ' does not implement FlashMessageRendererInterface', 1476958086);
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}
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return $renderer;
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}
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/**
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* This method resolves the renderer class by given context.
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*/
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protected function resolveFlashMessageRenderClass(): string
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{
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$context = $this->resolveContext();
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$renderClass = $this->renderer['_default'];
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if (!empty($this->renderer[$context])) {
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$renderClass = $this->renderer[$context];
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}
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return $renderClass;
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}
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/**
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* This method detect the current context and return one of the
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* following strings:
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* - FE
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* - BE
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* - CLI
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*/
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protected function resolveContext(): string
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{
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$context = '';
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$request = $GLOBALS['TYPO3_REQUEST'] ?? null;
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if (Environment::isCli()) {
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$context = 'CLI';
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} elseif ($request instanceof ServerRequest && ApplicationType::fromRequest($request)->isBackend()) {
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$context = 'BE';
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} elseif ($request instanceof ServerRequest && ApplicationType::fromRequest($request)->isFrontend()) {
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$context = 'FE';
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}
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return $context;
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}
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}
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