Feat: Display ratings in footer

public/typo3conf/ext/ep_theme/Classes/DataProcessing/ProductRatingProcessor.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace EP\EpTheme\DataProcessing;
+
+use EP\EpProducts\Traits\DbConnectionTrait;
+use TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer;
+use TYPO3\CMS\Frontend\ContentObject\DataProcessorInterface;
+
+class ProductRatingProcessor implements DataProcessorInterface
+{
+    use DbConnectionTrait;
+
+    public function process(
+        ContentObjectRenderer $cObj,
+        array $contentObjectConfiguration,
+        array $processorConfiguration,
+        array $processedData
+    ) {
+        $qb = $this->getDbConnection()->createQueryBuilder();
+
+        $result = $qb
+            ->selectLiteral('SUM(product.rating_votes_count) as totalCount', 'SUM(product.rating_average) as totalAverage')
+            ->from('tx_epproducts_domain_model_product', 'product')
+            ->execute()
+            ->fetchAssociative()
+        ;
+
+        $totalCount = $result['totalCount'];
+        $totalAverage = $result['totalAverage'];
+
+        $result = $qb
+            ->selectLiteral('COUNT(*) as ratedCount')
+            ->from('tx_epproducts_domain_model_product', 'product')
+            ->where($qb->expr()->gt('product.rating_average', 0))
+            ->execute()
+            ->fetchAssociative()
+        ;
+
+        $ratedCount = $result['ratedCount'];
+
+        $processedData['totalRatings'] = [
+            'totalCount' => $totalCount,
+            'totalAverage' => $totalAverage/$ratedCount,
+        ];
+
+        return $processedData;
+    }
+}

public/typo3conf/ext/ep_theme/Configuration/TypoScript/Page/Main.typoscript

@@ -95,6 +95,7 @@ page {
         dataProcessing {
             10 = EP\EpTheme\DataProcessing\ContextProcessor
             20 = EP\EpTheme\DataProcessing\SliderProcessor
+            25 = EP\EpTheme\DataProcessing\ProductRatingProcessor
             30 = TYPO3\CMS\Frontend\DataProcessing\DatabaseQueryProcessor
             30 {
                 table = tx_epproducts_domain_model_badge

public/typo3conf/ext/ep_theme/Resources/Private/Partials/Footer.html

@@ -32,6 +32,11 @@
                     </f:for>
                 </f:if>
             </div>
+
+            <div class="container py-4 text-white text-xl border-t border-white">
+                {totalRatings.totalAverage -> f:format.number(decimalSeparator: ',')} Sterne bei {totalRatings.totalCount} Bewertungen
+            </div>
+
             <div class="hidden md:block container{f:if(condition: settings.footerNavPid, then: ' border-t border-white pt-4')}">
                 <div class="grid grid-cols-2 gap-16">
                     <div class="flex">