Use typed properties

src/Entity/Attachments/Attachment.php

@@ -82,24 +82,24 @@ abstract class Attachment extends AbstractNamedDBElement
      * @var string|null the original filename the file had, when the user uploaded it
      * @ORM\Column(type="string", nullable=true)
      */
-    protected $original_filename;
+    protected ?string $original_filename = null;
 
     /**
      * @var string The path to the file relative to a placeholder path like %MEDIA%
      * @ORM\Column(type="string", name="path")
      */
-    protected $path = '';
+    protected string $path = '';
 
     /**
      * ORM mapping is done in sub classes (like PartAttachment).
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 
     /**
      * @var bool
      * @ORM\Column(type="boolean")
      */
-    protected $show_in_table = false;
+    protected bool $show_in_table = false;
 
     /**
      * @var AttachmentType
@@ -108,7 +108,7 @@ abstract class Attachment extends AbstractNamedDBElement
      * @Selectable()
      * @Assert\NotNull(message="validator.attachment.must_not_be_null")
      */
-    protected $attachment_type;
+    protected ?AttachmentType $attachment_type = null;
 
     public function __construct()
     {

src/Entity/Attachments/AttachmentType.php

@@ -55,7 +55,7 @@ class AttachmentType extends AbstractStructuralDBElement
      * @ORM\Column(type="text")
      * @ValidFileFilter
      */
-    protected $filetype_filter = '';
+    protected string $filetype_filter = '';
     /**
      * @var Collection<int, AttachmentTypeAttachment>
      * @ORM\OneToMany(targetEntity="App\Entity\Attachments\AttachmentTypeAttachment", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)

src/Entity/Attachments/AttachmentTypeAttachment.php

@@ -59,5 +59,5 @@ class AttachmentTypeAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Attachments\AttachmentType", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/CategoryAttachment.php

@@ -60,5 +60,5 @@ class CategoryAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\Category", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/CurrencyAttachment.php

@@ -60,5 +60,5 @@ class CurrencyAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\PriceInformations\Currency", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/DeviceAttachment.php

@@ -60,5 +60,5 @@ class DeviceAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Devices\Device", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/FootprintAttachment.php

@@ -60,5 +60,5 @@ class FootprintAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\Footprint", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/GroupAttachment.php

@@ -60,5 +60,5 @@ class GroupAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\UserSystem\Group", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/LabelAttachment.php

@@ -42,5 +42,5 @@ class LabelAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\LabelSystem\LabelProfile", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/ManufacturerAttachment.php

@@ -60,5 +60,5 @@ class ManufacturerAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\Manufacturer", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/MeasurementUnitAttachment.php

@@ -61,5 +61,5 @@ class MeasurementUnitAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\MeasurementUnit", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/PartAttachment.php

@@ -60,5 +60,5 @@ class PartAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\Part", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/StorelocationAttachment.php

@@ -60,5 +60,5 @@ class StorelocationAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\Storelocation", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/SupplierAttachment.php

@@ -60,5 +60,5 @@ class SupplierAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\Parts\Supplier", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }

src/Entity/Attachments/UserAttachment.php

@@ -60,5 +60,5 @@ class UserAttachment extends Attachment
      * @ORM\ManyToOne(targetEntity="App\Entity\UserSystem\User", inversedBy="attachments")
      * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
      */
-    protected $element;
+    protected ?AttachmentContainingDBElement $element = null;
 }