Added possibility to generate labels for storelocations.

src/Services/LabelSystem/BarcodeExampleElementsGenerator.php

@@ -37,11 +37,28 @@ class BarcodeExampleElementsGenerator
                 return $this->getExamplePart();
             case 'part_lot':
                 return $this->getExamplePartLot();
+            case 'storelocation':
+                return $this->getStorelocation();
             default:
                 throw new \InvalidArgumentException('Unknown $type.');
         }
     }
 
+    protected function getStorelocation(): Storelocation
+    {
+        $storelocation = new Storelocation();
+        $storelocation->setName('Location 1');
+        $storelocation->setComment('Example comment');
+        $storelocation->updatedTimestamps();
+
+        $parent = new Storelocation();
+        $parent->setName('Parent');
+
+        $storelocation->setParent($parent);
+
+        return $storelocation;
+    }
+
     protected function getStructuralData(string $class): AbstractStructuralDBElement
     {
         if (!is_a($class, AbstractStructuralDBElement::class, true)) {

src/Services/LabelSystem/Barcodes/BarcodeContentGenerator.php

@@ -62,7 +62,7 @@ class BarcodeContentGenerator
 
         return  $this->urlGenerator->generate('scan_qr', [
             'type' => $type,
-            'id' => $target->getID(),
+            'id' => $target->getID() ?? 0,
             '_locale' => null,
         ], UrlGeneratorInterface::ABSOLUTE_URL);
     }

src/Services/LabelSystem/LabelGenerator.php

@@ -25,6 +25,7 @@ use App\Entity\Contracts\NamedElementInterface;
 use App\Entity\LabelSystem\LabelOptions;
 use App\Entity\Parts\Part;
 use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
 use App\Services\ElementTypeNameGenerator;
 use Dompdf\Dompdf;
 use Twig\Environment;
@@ -34,6 +35,7 @@ class LabelGenerator
     public const CLASS_SUPPORT_MAPPING = [
         'part' => Part::class,
         'part_lot' => PartLot::class,
+        'storelocation' => Storelocation::class,
     ];
 
     public const MM_TO_POINTS_FACTOR = 2.83465;

src/Services/LabelSystem/PlaceholderProviders/StructuralDBElementProvider.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Services\LabelSystem\PlaceholderProviders;
+
+
+use App\Entity\Base\AbstractDBElement;
+use App\Entity\Base\AbstractStructuralDBElement;
+
+class StructuralDBElementProvider implements PlaceholderProviderInterface
+{
+
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string
+    {
+        if ($label_target instanceof AbstractStructuralDBElement) {
+            if ($placeholder === '[[COMMENT]]') {
+                return $label_target->getComment();
+            }
+            if ($placeholder === '[[COMMENT_T]]') {
+                return strip_tags($label_target->getComment());
+            }
+            if ($placeholder === '[[FULL_PATH]]') {
+                return $label_target->getFullPath();
+            }
+            if ($placeholder === '[[PARENT]]') {
+                return $label_target->getParent() ? $label_target->getParent()->getName() : '';
+            }
+            if ($placeholder === '[[PARENT_FULL_PATH]]') {
+                return $label_target->getParent() ? $label_target->getParent()->getFullPath() : '';
+            }
+        }
+
+        return null;
+    }
+}