Added basic label generation dialog.

src/Controller/LabelController.php

@@ -21,12 +21,21 @@
 namespace App\Controller;
 
 
+use App\Entity\Base\AbstractDBElement;
+use App\Entity\Contracts\NamedElementInterface;
+use App\Entity\LabelSystem\LabelOptions;
 use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\Parts\Part;
+use App\Form\LabelOptionsType;
+use App\Form\LabelSystem\LabelDialogType;
 use App\Helpers\LabelResponse;
+use App\Services\ElementTypeNameGenerator;
 use App\Services\LabelSystem\LabelGenerator;
+use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Form\SubmitButton;
 use Symfony\Component\HttpFoundation\BinaryFileResponse;
+use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpFoundation\ResponseHeaderBag;
 use Symfony\Component\Routing\Annotation\Route;
@@ -38,10 +47,14 @@ use Symfony\Component\Routing\Annotation\Route;
 class LabelController extends AbstractController
 {
     protected $labelGenerator;
+    protected $em;
+    protected $elementTypeNameGenerator;
 
-    public function __construct(LabelGenerator $labelGenerator)
+    public function __construct(LabelGenerator $labelGenerator, EntityManagerInterface $em, ElementTypeNameGenerator $elementTypeNameGenerator)
     {
         $this->labelGenerator = $labelGenerator;
+        $this->em = $em;
+        $this->elementTypeNameGenerator = $elementTypeNameGenerator;
     }
 
     /**
@@ -56,4 +69,68 @@ class LabelController extends AbstractController
 
         return $response;
     }
+
+    /**
+     * @Route("/dialog", name="label_dialog")
+     * @Route("/{profile}/dialog")
+     */
+    public function generator(Request $request, ?LabelProfile $profile = null)
+    {
+        if ($profile) {
+            $label_options = $profile->getOptions();
+        } else {
+            $label_options = new LabelOptions();
+        }
+
+        $form = $this->createForm(LabelDialogType::class);
+
+        //Try to parse given target_type and target_id
+        $target_type = $request->query->get('target_type', null);
+        $target_id = $request->query->get('target_id', null);
+        if ($profile === null && is_string($target_type)) {
+            $label_options->setSupportedElement($target_type);
+        }
+        if (is_numeric($target_id)) {
+            $form['target_id']->setData((int) $target_id);
+        }
+
+
+        $form['options']->setData($label_options);
+        $form->handleRequest($request);
+
+        /** @var LabelOptions $form_options */
+        $form_options = $form['options']->getData();
+
+        $pdf_data = null;
+        $filename = 'invalid.pdf';
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $target_id = (int) $form->get('target_id')->getData();
+            $target = $this->findObject($form_options->getSupportedElement(), $target_id);
+            $pdf_data = $this->labelGenerator->generateLabel($form_options, $target);
+            $filename = $this->getLabelName($target, $profile);
+        }
+
+        return $this->render('LabelSystem/dialog.html.twig', [
+            'form' => $form->createView(),
+            'pdf_data' => $pdf_data,
+            'filename' => $filename,
+        ]);
+    }
+
+    protected function getLabelName(AbstractDBElement $element, ?LabelProfile $profile = null): string
+    {
+        $ret = 'label_' . $this->elementTypeNameGenerator->getLocalizedTypeLabel($element);
+        $ret .= $element->getID();
+
+        return $ret . '.pdf';
+    }
+
+    protected function findObject(string $type, int $id): object
+    {
+        if(!isset(LabelGenerator::CLASS_SUPPORT_MAPPING[$type])) {
+            throw new \InvalidArgumentException('The given type is not known and can not be mapped to a class!');
+        }
+        return $this->em->find(LabelGenerator::CLASS_SUPPORT_MAPPING[$type], $id);
+    }
 }

src/Entity/LabelSystem/LabelOptions.php

@@ -29,7 +29,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 class LabelOptions
 {
     public const BARCODE_TYPES = ['none', /*'ean8',*/ 'qr', 'code39'];
-    public const SUPPORTED_ELEMENTS = ['part'];
+    public const SUPPORTED_ELEMENTS = ['part', 'part_lot'];
     public const PICTURE_TYPES = ['none', 'element_picture', 'main_attachment'];
     public const POSITIONS = ['left', 'right', 'top', 'bottom'];
     public const FONTS = ['default'];

src/Form/LabelOptionsType.php

@@ -52,6 +52,14 @@ class LabelOptionsType extends AbstractType
             ]
         ]);
 
+        $builder->add('supported_element', ChoiceType::class, [
+            'label' => 'label_options.supported_elements.label',
+            'choices' => [
+                'part.label' => 'part',
+                'part_lot.label' => 'part_lot'
+            ]
+        ]);
+
         $builder->add('barcode_type', ChoiceType::class, [
            'label' => 'label_options.barcode_type.label',
             'empty_data' => 'none',

src/Form/LabelSystem/LabelDialogType.php

@@ -0,0 +1,56 @@
+<?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\Form\LabelSystem;
+
+
+use App\Form\LabelOptionsType;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\NumberType;
+use Symfony\Component\Form\Extension\Core\Type\SubmitType;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Validator\Constraints\Type;
+
+class LabelDialogType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('target_id', NumberType::class, [
+            'html5' => true,
+            'required' => true,
+            'label' => 'label_generator.target_id.label'
+        ]);
+
+        $builder->add('options', LabelOptionsType::class, [
+            'label' => false,
+        ]);
+        $builder->add('update', SubmitType::class, [
+
+        ]);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        parent::configureOptions($resolver);
+        $resolver->setDefault('mapped', 'false');
+    }
+}

src/Services/LabelSystem/LabelGenerator.php

@@ -24,14 +24,16 @@ namespace App\Services\LabelSystem;
 use App\Entity\Contracts\NamedElementInterface;
 use App\Entity\LabelSystem\LabelOptions;
 use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
 use App\Services\ElementTypeNameGenerator;
 use Dompdf\Dompdf;
 use Twig\Environment;
 
 class LabelGenerator
 {
-    protected const CLASS_SUPPORT_MAPPING = [
+    public const CLASS_SUPPORT_MAPPING = [
         'part' => Part::class,
+        'part_lot' => PartLot::class,
     ];
 
     public const MM_TO_POINTS_FACTOR = 2.83465;

src/Services/LabelSystem/LabelHTMLGenerator.php

@@ -40,7 +40,7 @@ class LabelHTMLGenerator
 
     public function getLabelHTML(LabelOptions $options, object $element): string
     {
-        return $this->twig->render('labels/base_label.html.twig', [
+        return $this->twig->render('LabelSystem/labels/base_label.html.twig', [
             'meta_title' => $this->getPDFTitle($options, $element),
             'lines' => $this->replacer->replace($options->getLines(), $element),
         ]);

src/Services/Trees/ToolsTreeBuilder.php

@@ -104,6 +104,7 @@ class ToolsTreeBuilder
             $item->tag(['tree_tools', 'groups', $this->keyGenerator->generateKey()]);
 
             $tree = [];
+            $tree[] = new TreeViewNode($this->translator->trans('tree.tools.tools'), null, $this->getToolsNode());
             $tree[] = new TreeViewNode($this->translator->trans('tree.tools.edit'), null, $this->getEditNodes());
             $tree[] = new TreeViewNode($this->translator->trans('tree.tools.show'), null, $this->getShowNodes());
             $tree[] = new TreeViewNode($this->translator->trans('tree.tools.system'), null, $this->getSystemNodes());
@@ -112,6 +113,18 @@ class ToolsTreeBuilder
         });
     }
 
+    protected function getToolsNode(): array
+    {
+        $nodes = [];
+
+        $nodes[] = new TreeViewNode(
+            $this->translator->trans('tree.tools.tools.label_dialog'),
+            $this->urlGenerator->generate('label_dialog')
+        );
+
+        return $nodes;
+    }
+
     /**
      * This functions creates a tree entries for the "edit" node of the tool's tree.
      *

src/Twig/DataInlinerExtension.php

@@ -0,0 +1,40 @@
+<?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\Twig;
+
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+class DataInlinerExtension extends AbstractExtension
+{
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('inlineData', [$this, 'inlineData'])
+        ];
+    }
+
+    public function inlineData(string $data, string $mime_type)
+    {
+        return 'data:' . $mime_type . ';base64,' . base64_encode($data);
+    }
+}

templates/Form/extendedBootstrap4_layout.html.twig

@@ -47,6 +47,7 @@
 {% endblock %}
 
 {% block label_options_widget %}
+    {{ form_row(form.supported_element) }}
     <div class="form-group row">
         {{ form_label(form.width) }}
         <div class="input-group col-9">

templates/LabelSystem/dialog.html.twig

@@ -0,0 +1,28 @@
+{% extends 'main_card.html.twig' %}
+
+{% block card_title %}<i class="fas fa-qrcode fa-fw"></i> {% trans %}label_generator.title{% endtrans %}{% endblock %}
+
+{% block card_content %}
+    {{ form_start(form) }}
+    {{ form_row(form.target_id) }}
+    {{ form_widget(form.options) }}
+    {{ form_end(form) }}
+    {% if pdf_data %}
+        <div class="row">
+            <div class="col-sm-9 offset-sm-3">
+                <a data-no-ajax class="btn btn-secondary" href="#" onclick="this.href = document.getElementById('pdf_preview').data" download="{{ filename ?? '' }}">
+                    {% trans %}label_generator.download{% endtrans %}
+                </a>
+            </div>
+        </div>
+    {% endif %}
+{% endblock %}
+
+{% block additional_content %}
+    {% if pdf_data %}
+        <div class="card mt-2 p-1 border-secondary" style="resize: vertical; overflow: scroll; height: 250px">
+            <object id="pdf_preview"  data="{{ inlineData(pdf_data, 'application/pdf') | escape('html_attr') }}"style="height: inherit">
+            </object>
+        </div>
+    {% endif %}
+{% endblock %}

templates/LabelSystem/labels/base_label.html.twig

@@ -7,7 +7,7 @@
         <meta name="description" content="Label for {{ meta_title }}">
         <meta name="keywords" content="Part-DB, Label, Barcode">
         <style>
-            {% include("labels/label_style.css.twig") %}
+            {% include("LabelSystem/labels/label_style.css.twig") %}
         </style>
     </head>
     <body>