Initial commit - Typo3 11.5.41

typo3conf/ext/news/Classes/ViewHelpers/ExcludeDisplayedNewsViewHelper.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace GeorgRinger\News\ViewHelpers;
+
+use GeorgRinger\News\Domain\Model\News;
+/**
+ * This file is part of the "news" Extension for TYPO3 CMS.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ */
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
+use TYPO3Fluid\Fluid\Core\ViewHelper\ViewHelperInterface;
+
+/**
+ * ViewHelper to exclude news items in other plugins
+ *
+ * # Example: Basic example
+ *
+ * <code>
+ * <n:excludeDisplayedNews newsItem="{newsItem}" />
+ * </code>
+ * <output>
+ * None
+ * </output>
+ */
+class ExcludeDisplayedNewsViewHelper extends AbstractViewHelper implements ViewHelperInterface
+{
+    use CompileWithRenderStatic;
+
+    /**
+     * Initialize arguments
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('newsItem', News::class, 'news item', true);
+    }
+
+    /**
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     *
+     * @return void
+     */
+    public static function renderStatic(
+        array $arguments,
+        \Closure $renderChildrenClosure,
+        RenderingContextInterface $renderingContext
+    ) {
+        $newsItem = $arguments['newsItem'];
+        $uid = $newsItem->getUid();
+
+        if (empty($GLOBALS['EXT']['news']['alreadyDisplayed'])) {
+            $GLOBALS['EXT']['news']['alreadyDisplayed'] = [];
+        }
+        $GLOBALS['EXT']['news']['alreadyDisplayed'][$uid] = $uid;
+
+        // Add localized uid as well
+        $originalUid = (int)$newsItem->_getProperty('_localizedUid');
+        if ($originalUid > 0) {
+            $GLOBALS['EXT']['news']['alreadyDisplayed'][$originalUid] = $originalUid;
+        }
+    }
+}