Additional fixes and adjustments after upgrading

web/typo3conf/ext/ep_events/Classes/Domain/Model/Offer.php

@@ -127,28 +127,28 @@ class Offer extends \TYPO3\CMS\Extbase\DomainObject\AbstractEntity
      *
      * @var \TYPO3\CMS\Extbase\Domain\Model\FileReference
      */
-    protected $imageHeader = null;
+    protected $imageHeader;
 
     /**
      * imageTeaser
      *
      * @var \TYPO3\CMS\Extbase\Domain\Model\FileReference
      */
-    protected $imageTeaser = null;
+    protected $imageTeaser;
 
     /**
      * imageTeaserMobile
      *
      * @var \TYPO3\CMS\Extbase\Domain\Model\FileReference
      */
-    protected $imageTeaserMobile = null;
+    protected $imageTeaserMobile;
 
     /**
      * bookingForm
      *
      * @var \TYPO3\CMS\Extbase\Domain\Model\FileReference
      */
-    protected $bookingForm = null;
+    protected $bookingForm;
 
     /**
      * configuratorType
@@ -183,35 +183,35 @@ class Offer extends \TYPO3\CMS\Extbase\DomainObject\AbstractEntity
      *
      * @var \EP\EpEvents\Domain\Model\Contact
      */
-    protected $contact = null;
+    protected $contact;
 
     /**
      * hotel
      *
      * @var \EP\EpEvents\Domain\Model\Hotel
      */
-    protected $hotel = null;
+    protected $hotel;
 
     /**
      * location
      *
      * @var \EP\EpEvents\Domain\Model\Location
      */
-    protected $location = null;
+    protected $location;
 
     /**
      * activities
      *
      * @var \TYPO3\CMS\Extbase\Persistence\ObjectStorage<\EP\EpEvents\Domain\Model\Activity>
      */
-    protected $activities = null;
+    protected $activities;
 
     /**
      * detailPage
      *
-     * @var int
+     * @var string
      */
-    protected $detailPage = 0;
+    protected $detailPage;
 
     /**
      * __construct
@@ -696,7 +696,7 @@ class Offer extends \TYPO3\CMS\Extbase\DomainObject\AbstractEntity
     }
 
     /**
-     * @return int
+     * @return string
      */
     public function getDetailPage()
     {
@@ -704,7 +704,7 @@ class Offer extends \TYPO3\CMS\Extbase\DomainObject\AbstractEntity
     }
 
     /**
-     * @param int $detailPage
+     * @param string $detailPage
      */
     public function setDetailPage($detailPage)
     {