Move tracking cookie handling to utility class

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

@@ -29,6 +29,7 @@ namespace EP\EpTheme\DataProcessing;
 
 use EP\EpProducts\Service\ResellerDataService;
 use EP\EpProducts\Traits\DbConnectionTrait;
+use EP\EpProducts\Utility\CookieUtility;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Extbase\Object\ObjectManager;
 use TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer;
@@ -67,7 +68,7 @@ class ContextProcessor implements DataProcessorInterface
             $processedData['context']['paCode'] = $resellerData['paCode'];
         } elseif ($paCode = $this->getPaCodeFromRequest()) {
             $processedData['context']['paCode'] = $paCode;
-        } elseif ($cookieData = $this->getCookieData()) {
+        } elseif ($cookieData = CookieUtility::getPaCookie()) {
             $processedData['context']['paCode'] = $cookieData;
         }
 
@@ -103,9 +104,7 @@ class ContextProcessor implements DataProcessorInterface
 
         if (array_key_exists('pa', $items)) {
             $paCode = $items['pa'];
-            $expiratonDate = new \DateTime('now');
-            $expiratonDate->add(new \DateInterval('P' . '30D'));
-            setcookie('ep_trk', $paCode, $expiratonDate->getTimestamp(), '/');
+            CookieUtility::setPaCookie($paCode);
 
             return $paCode;
         }
@@ -113,18 +112,6 @@ class ContextProcessor implements DataProcessorInterface
         return '';
     }
 
-    /**
-     * @return string
-     */
-    private function getCookieData()
-    {
-        if (isset($_COOKIE['ep_trk']) && preg_match('/^PA\d{3,4}$/', $_COOKIE['ep_trk'])) {
-            return $_COOKIE['ep_trk'];
-        }
-
-        return null;
-    }
-
     /**
      * @param int $uid
      * @param string $table