Merge branch 'label_generator'

assets/css/app.css

@@ -832,4 +832,9 @@ div.dataTables_wrapper div.dataTables_info {
 
 .darkmode--activated img {
     mix-blend-mode: difference;
+}
+
+.scanner-video {
+    max-width: 500px;
+    max-height: 250px;
 }

assets/ts_src/event_listeners.ts

@@ -23,6 +23,7 @@ import "marked";
 import * as marked from "marked";
 import "qrcode";
 import {parse} from "marked";
+import * as ZXing from "@zxing/library";
 
 /************************************
  *
@@ -568,6 +569,91 @@ $(document).on("ajaxUI:reload", function() {
     })
 });
 
+//Reuse codereader between multiple requests
+const codeReader = new ZXing.BrowserMultiFormatReader();
+
+//Init barcode scanner
+$(document).on("ajaxUI:start ajaxUI:reload", function() {
+
+    //Skip if we are not on scanner page...
+    if (!document.getElementById('scan_dialog_form')) {
+
+        codeReader.reset();
+
+        return;
+    }
+
+
+    let selectedDeviceId;
+
+
+    //Save it for later, so we can reset it
+    console.log('ZXing code reader initialized');
+    codeReader.listVideoInputDevices()
+        .then((videoInputDevices) => {
+            if (videoInputDevices.length >= 1) {
+                const sourceSelect = document.getElementById('sourceSelect');
+
+
+                videoInputDevices.forEach((element) => {
+                    const sourceOption = document.createElement('option');
+                    sourceOption.text = element.label;
+                    sourceOption.value = element.deviceId;
+                    sourceSelect.appendChild(sourceOption);
+                });
+
+                //Try to retrieve last selected webcam...
+                let last_cam_id = localStorage.getItem('scanner_last_cam_id');
+                if (!!last_cam_id) {
+                    //selectedDeviceId = localStorage.getItem('scanner_last_cam_id');
+                    $(sourceSelect).val(last_cam_id);
+                } else {
+                    selectedDeviceId = videoInputDevices[0].deviceId;
+                }
+
+                sourceSelect.onchange = () => {
+                    //@ts-ignore
+                    selectedDeviceId = sourceSelect.value;
+                    localStorage.setItem('scanner_last_cam_id', selectedDeviceId);
+                    changeHandler();
+                };
+
+                document.getElementById('sourceSelectPanel').classList.remove('d-none');
+                document.getElementById('video').classList.remove('d-none');
+                document.getElementById('scanner-warning').classList.add('d-none');
+            }
+
+
+            let changeHandler = () => {
+                codeReader.reset();
+                codeReader.decodeFromVideoDevice(selectedDeviceId, 'video', (result, err) => {
+                    if (result) {
+                        //@ts-ignore
+                        document.getElementById('scan_dialog_input').value = result.text;
+                        //Submit form
+                        //@ts-ignore
+                        document.getElementById('scan_dialog_form').submit();
+                    }
+                    if (err && !(err instanceof ZXing.NotFoundException)) {
+                        console.error(err);
+                        //document.getElementById('result').textContent = err
+                    }
+                });
+                console.log(`Started continous decode from camera with id ${selectedDeviceId}`)
+            };
+
+            //Register Change Src Button
+            //document.getElementById('changeSrcBtn').addEventListener('click', changeHandler);
+
+            //Try to start logging automatically.
+            changeHandler();
+
+        })
+        .catch((err) => {
+            console.error(err)
+        })
+});
+
 
 //Need for proper body padding, with every navbar height
 $(window).resize(function () {

composer.json

@@ -13,6 +13,8 @@
         "beberlei/doctrineextensions": "^1.2",
         "doctrine/annotations": "^1.6",
         "doctrine/doctrine-bundle": "^2.0",
+        "dompdf/dompdf": "^0.8.5",
+        "erusev/parsedown": "^1.7",
         "florianv/swap": "^4.0",
         "friendsofsymfony/ckeditor-bundle": "^2.0",
         "gregwar/captcha-bundle": "^2.1.0",
@@ -50,8 +52,10 @@
         "symfony/web-link": "4.4.*",
         "symfony/webpack-encore-bundle": "^1.1",
         "symfony/yaml": "4.4.*",
+        "tecnickcom/tc-lib-barcode": "^1.15",
         "twig/cssinliner-extra": "^3.0",
         "twig/extra-bundle": "^3.0",
+        "twig/html-extra": "^3.0",
         "twig/inky-extra": "^3.0",
         "twig/intl-extra": "^3.0",
         "twig/markdown-extra": "^3.0",

config/packages/fos_ckeditor.yaml

@@ -17,7 +17,19 @@ fos_ck_editor:
             extraPlugins: "markdown"
             height: 60
             toolbar: description_toolbar
-
+        label_config:
+            height: 100
+            enterMode: 2
+            toolbar: label_toolbar
+            extraPlugins: ["partdb_label", "showprotected"]
+            allowedContent: true
+            font_names: >
+                DejaVu Sans Mono/DejaVu Sans Mono;
+                DejaVu Sans/DejaVu Sans;
+                DejaVu Serif/DejaVu Serif;
+                Helvetica/Helvetica, Arial, sans-serif;
+                Times New Roman/Times New Roman, Times, serif;
+                Courier New/Courier New, Courier, monospace;
 
     plugins:
         bbcode:
@@ -29,10 +41,25 @@ fos_ck_editor:
         specialchar:
             path:     "ckeditor/plugins/specialchar"
             filename:  "plugin.js"
+        partdb_label:
+            path:      "ckeditor/plugins/partdb_label/"
+            filename: "plugin.js"
+        showprotected:
+            path:      "ckeditor/plugins/showprotected/"
+            filename: "plugin.js"
 
 
     toolbars:
         configs:
+            label_toolbar:
+                - [ 'Bold', 'Italic', 'Strike', 'Subscript', 'Superscript', '-', 'RemoveFormat' ]
+                - ['JustifyLeft', 'JustifyCenter', 'JustifyRight']
+                - ["SpecialChar"]
+                - ["Source"]
+                - "/"
+                - ['Format', 'FontSize', 'Font']
+                - ['Table', 'HorizontalRule']
+                - ['Placeholders']
             description_toolbar:
                 - [ 'Bold', 'Italic', 'Strike', 'Subscript', 'Superscript', '-', 'RemoveFormat' ]
                 - ["SpecialChar"]

config/packages/twig.yaml

@@ -15,3 +15,4 @@ twig:
         allow_email_pw_reset: '%allow_email_pw_reset%'
         locale_menu: '%locale_menu%'
         attachment_manager: '@App\Services\Attachments\AttachmentManager'
+        label_profile_dropdown_helper: '@App\Services\LabelSystem\LabelProfileDropdownHelper'

config/permissions.yaml

@@ -291,6 +291,9 @@ perms: # Here comes a list with all Permission names (they have a perm_[name] co
       timetravel:
         label: "perm.tools.timeTravel"
         bit: 14
+      label_scanner:
+        label: "perm.tools.label_scanner"
+        bit: 16
 
   groups:
     label: "perm.groups"
@@ -466,11 +469,33 @@ perms: # Here comes a list with all Permission names (they have a perm_[name] co
       edit_options:
         label: "perm.self.edit_options"
         bit: 2
-      delete_profiles:
+        alsoSet: ['create_labels']
-        label: "perm.self.delete_profiles"
+      read_profiles:
-        bit: 4
+        label: "perm.self.read_profiles"
+        bit: 10
       edit_profiles:
         label: "perm.self.edit_profiles"
         bit: 6
+        alsoSet: ['read_profiles']
+      create_profiles:
+        label: "perm.self.create_profiles"
+        bit: 8
+        alsoSet: ['read_profiles', 'edit_profiles']
+      delete_profiles:
+        label: "perm.self.delete_profiles"
+        bit: 4
+        alsoSet: ['read_profiles', 'edit_profiles', 'create_profiles']
+      use_twig:
+        label: "perm.labels.use_twig"
+        bit: 12
+        alsoSet: ['create_labels', 'edit_options']
+      show_history:
+        label: "perm.show_history"
+        bit: 14
+        alsoSet: ['read_profiles']
+      revert_element:
+        label: "perm.revert_elements"
+        bit: 16
+        alsoSet: ['read_profiles', 'edit_profiles', 'create_profiles', 'delete_profiles']
 
 

config/routes.yaml

@@ -3,6 +3,11 @@
 #    controller: App\Controller\DefaultController::index
 
 # Redirect every url without an locale to the locale of the user/the global base locale
+
+scan_qr:
+    path: /scan/{type}/{id}
+    controller: App\Controller\ScanController:scanQRCode
+
 redirector:
     path: /{url}
     requirements:

config/services.yaml

@@ -35,6 +35,11 @@ services:
             bool $gpdr_compliance : '%gpdr_compliance%'
             bool $kernel_debug: '%kernel.debug%'
             string $kernel_cache_dir: '%kernel.cache_dir%'
+            string $partdb_title: '%partdb_title%'
+
+    _instanceof:
+        App\Services\LabelSystem\PlaceholderProviders\PlaceholderProviderInterface:
+            tags: ['app.label_placeholder_provider']
 
     # makes classes in src/ available to be used as services
     # this creates a service per class whose id is the fully-qualified class name
@@ -163,6 +168,15 @@ services:
             $code_length: 8
             $code_count: 15
 
+    App\Services\LabelSystem\LabelTextReplacer:
+        arguments:
+            $providers: !tagged_iterator 'app.label_placeholder_provider'
+
     App\Services\TranslationExtractor\PermissionExtractor:
         tags:
-            - { name: 'translation.extractor', alias: 'permissionExtractor'}
+            - { name: 'translation.extractor', alias: 'permissionExtractor'}
+
+    # PartLotProvider must be invoked before all other providers, so it can override %%NAME%% placeholder
+    App\Services\LabelSystem\PlaceholderProviders\PartLotProvider:
+        tags:
+            - { name: 'app.label_placeholder_provider', priority: 10}

package.json

@@ -25,6 +25,7 @@
         "@types/jquery.form": "^3.26.30",
         "@types/marked": "^0.7.2",
         "@types/typeahead": "^0.11.32",
+        "@zxing/library": "^0.16.3",
         "bootbox": "^5.4.0",
         "bootstrap-fileinput": "^5.0.1",
         "bootstrap-select": "^1.13.8",

public/ckeditor/plugins/partdb_label/lang/de.js

@@ -0,0 +1,69 @@
+/*
+ * 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/>.
+ */
+
+CKEDITOR.plugins.setLang( 'partdb_label', 'de', {
+    title: 'Platzhalter einfügen',
+    label: 'Platzhalter',
+    'section.global': 'Global',
+    'section.part': 'Bauteil',
+    'section.part_lot': 'Bauteilbestand',
+    'section.storelocation': 'Lagerort',
+    'part.id': 'Datenbank ID',
+    'part.name': 'Bauteilename',
+    'part.category': 'Kategorie',
+    'part.category_full': 'Kategorie (Ganzer Pfad)',
+    'part.manufacturer': 'Hersteller',
+    'part.manufacturer_full': 'Hersteller (Ganzer Pfad)',
+    'part.footprint': 'Footprint',
+    'part.footprint_full': 'Footprint (Ganzer Pfad)',
+    'part.mass': 'Gewicht',
+    'part.tags': 'Tags',
+    'part.mpn': 'Herstellernummer (MPN)',
+    'part.status': 'Herstellungsstatus',
+    'part.description': 'Beschreibung',
+    'part.description_t': 'Beschreibung (Text)',
+    'part.comment': 'Kommentar',
+    'part.comment_t': 'Kommentar (Text)',
+    'part.last_modified': 'Änderungsdatum',
+    'part.creation_date': 'Erstellungsdatum',
+    'global.username': 'Benutzername',
+    'global.username_full': 'Benutzername (inklusive Name)',
+    'global.datetime': 'Datum & Uhrzeit',
+    'global.date': 'Datum',
+    'global.time': 'Uhrzeit',
+    'global.install_name': 'Installationsname',
+    'global.type': 'Zieltyp',
+    'lot.id': 'Lot ID',
+    'lot.name': 'Lot Name',
+    'lot.comment': 'Lot Kommentar',
+    'lot.expiration_date': 'Ablaufdatum',
+    'lot.amount': 'Bestandsmenge',
+    'lot.location': 'Lagerort',
+    'lot.location_full': 'Lagerort (Ganzer Pfad)',
+
+    'storelocation.id': 'Lagerort ID',
+    'storelocation.name': 'Name',
+    'storelocation.full_path': 'Ganzer Pfad',
+    'storelocation.parent_name': 'Name des Übergeordneten Elements',
+    'storelocation.parent_full_path': 'Ganzer Pfad des Übergeordneten Elements',
+    'storelocation.comment': 'Kommentar',
+    'storelocation.comment_t': 'Kommentar (Text)',
+    'storelocation.last_modified': 'Änderungsdatum',
+    'storelocation.creation_date': 'Erstellungsdatum',
+} );

public/ckeditor/plugins/partdb_label/lang/en.js

@@ -0,0 +1,69 @@
+/*
+ * 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/>.
+ */
+
+CKEDITOR.plugins.setLang( 'partdb_label', 'en', {
+    title: 'Insert Placeholders',
+    label: 'Placeholders',
+    'section.global': 'Globals',
+    'section.part': 'Part',
+    'section.part_lot': 'Part lot',
+    'section.storelocation': 'Storage location',
+    'part.id': 'Database ID',
+    'part.name': 'Part name',
+    'part.category': 'Category',
+    'part.category_full': 'Category (Full path)',
+    'part.manufacturer': 'Manufacturer',
+    'part.manufacturer_full': 'Manufacturer (Full path)',
+    'part.footprint': 'Footprint',
+    'part.footprint_full': 'Footprint (Full path)',
+    'part.mass': 'Mass',
+    'part.tags': 'Tags',
+    'part.mpn': 'Manufacturer Product Number (MPN)',
+    'part.status': 'Manufacturing status',
+    'part.description': 'Description',
+    'part.description_t': 'Description (Text)',
+    'part.comment': 'Comment',
+    'part.comment_t': 'Comment (Text)',
+    'part.last_modified': 'Last modified datetime',
+    'part.creation_date': 'Creation datetime',
+    'global.username': 'Username',
+    'global.username_full': 'Username (including name)',
+    'global.datetime': 'Current datetime',
+    'global.date': 'Current date',
+    'global.time': 'Current time',
+    'global.install_name': 'Instance name',
+    'global.type': 'Target type',
+    'lot.id': 'Lot ID',
+    'lot.name': 'Lot name',
+    'lot.comment': 'Lot comment',
+    'lot.expiration_date': 'Expiration date',
+    'lot.amount': 'Lot amount',
+    'lot.location': 'Storage location',
+    'lot.location_full': 'Storage location (Full path)',
+
+    'storelocation.id': 'Location ID',
+    'storelocation.name': 'Name',
+    'storelocation.full_path': 'Full path',
+    'storelocation.parent_name': 'Parent name',
+    'storelocation.parent_full_path': 'Parent full path',
+    'storelocation.comment': 'Comment',
+    'storelocation.comment_t': 'Comment (Text)',
+    'storelocation.last_modified': 'Last modified datetime',
+    'storelocation.creation_date': 'Createion datetime',
+} );

public/ckeditor/plugins/partdb_label/plugin.js

@@ -0,0 +1,209 @@
+/*
+ * 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/>.
+ */
+
+/*
+ * Placeholder logic inspired by CKEDITOR placeholder plugin (https://github.com/ckeditor/ckeditor4/blob/master/plugins/placeholder/plugin.js)
+ */
+
+const PLACEHOLDERS = {
+    part: {
+        label: 'section.part',
+        entries: [
+            ['[[ID]]', 'part.id'],
+            ['[[NAME]]', 'part.name'],
+            ['[[CATEGORY]]', 'part.category'],
+            ['[[CATEGORY_FULL]]', 'part.category_full'],
+            ['[[MANUFACTURER]]', 'part.manufacturer'],
+            ['[[MANUFACTURER_FULL]]', 'part.manufacturer_full'],
+            ['[[FOOTPRINT]]', 'part.footprint'],
+            ['[[FOOTPRINT_FULL]]', 'part.footprint'],
+            ['[[MASS]]', 'part.mass'],
+            ['[[MPN]]', 'part.mpn'],
+            ['[[TAGS]]', 'part.tags'],
+            ['[[M_STATUS]]', 'part.status'],
+            ['[[DESCRIPTION]]', 'part.description'],
+            ['[[DESCRIPTION_T]]', 'part.description_t'],
+            ['[[COMMENT]]', 'part.comment'],
+            ['[[COMMENT_T]]', 'part.comment_t'],
+            ['[[LAST_MODIFIED]]', 'part.last_modified'],
+            ['[[CREATION_DATE]]', 'part.creation_date'],
+        ]
+    },
+    part_lot: {
+        label: 'section.part_lot',
+        entries: [
+            ['[[LOT_ID]]', 'lot.id'],
+            ['[[LOT_NAME]]', 'lot.name'],
+            ['[[LOT_COMMENT]]', 'lot.comment'],
+            ['[[EXPIRATION_DATE]]', 'lot.expiration_date'],
+            ['[[AMOUNT]]', 'lot.amount'],
+            ['[[LOCATION]]', 'lot.location'],
+            ['[[LOCATION_FULL]]', 'lot.location_full'],
+        ]
+    },
+    storelocation: {
+        label: 'section.storelocation',
+        entries: [
+            ['[[ID]]', 'storelocation.id'],
+            ['[[NAME]]', 'storelocation.name'],
+            ['[[FULL_PATH]]', 'storelocation.full_path'],
+            ['[[PARENT]]', 'storelocation.parent_name'],
+            ['[[PARENT_FULL_PATH]]', 'storelocation.parent_full_path'],
+            ['[[COMMENT]]', 'storelocation.comment'],
+            ['[[COMMENT_T]]', 'storelocation.comment_t'],
+            ['[[LAST_MODIFIED]]', 'storelocation.last_modified'],
+            ['[[CREATION_DATE]]', 'storelocation.creation_date'],
+        ]
+    },
+    global: {
+        label: 'section.global',
+        entries: [
+            ['[[USERNAME]]', 'global.username'],
+            ['[[USERNAME_FULL]]', 'global.username_full'],
+            ['[[DATETIME]]', 'global.datetime'],
+            ['[[DATE]]', 'global.date'],
+            ['[[TIME]]', 'global.time'],
+            ['[[INSTALL_NAME]]', 'global.install_name'],
+            ['[[TYPE]]', 'global.type']
+        ],
+    },
+};
+
+function findLabelForPlaceholder(search)
+{
+    for (var group in PLACEHOLDERS) {
+        var entries = PLACEHOLDERS[group].entries;
+        for (var placeholder in entries) {
+            if (entries[placeholder][0] == search) {
+                return entries[placeholder][1];
+            }
+        }
+    }
+}
+
+//Dont escape text inside of twig blocks
+CKEDITOR.config.protectedSource.push(/\{\{[\s\S]*?\}\}/g);
+CKEDITOR.config.protectedSource.push(/\{\%[\s\S]*?%\}/g);
+
+CKEDITOR.plugins.add('partdb_label', {
+    hidpi: true,
+    icons: 'placeholder',
+    lang: ['en', 'de'],
+    init: function (editor) {
+        var config = editor.config,
+            lang = editor.lang.partdb_label;
+
+        var pluginDirectory = this.path;
+        editor.addContentsCss( pluginDirectory + 'styles/style.css' );
+
+        // Put ur init code here.
+        editor.widgets.add( 'placeholder', {
+            // Widget code.
+            pathName: lang.label,
+            // We need to have wrapping element, otherwise there are issues in
+            // add dialog.
+            template: '<span class="cke_placeholder">[[]]</span>',
+
+            downcast: function() {
+                return new CKEDITOR.htmlParser.text( '[[' + this.data.name + ']]' );
+            },
+
+            init: function() {
+                // Note that placeholder markup characters are stripped for the name.
+                this.setData( 'name', this.element.getText().slice( 2, -2 ) );
+            },
+
+            data: function() {
+                this.element.setText( '[[' + this.data.name + ']]' );
+                var title = findLabelForPlaceholder( '[[' + this.data.name + ']]');
+                if (lang[title]) {
+                    title = lang[title];
+                }
+                this.element.setAttribute('title', title);
+            },
+
+            getLabel: function() {
+                return this.editor.lang.widget.label.replace( /%1/, this.data.name + ' ' + this.pathName );
+            }
+        } );
+
+        editor.ui.addRichCombo('Placeholders', {
+            label: lang.label,
+            title: lang.title,
+            allowedContent: 'abbr[title]',
+            panel: {
+                css: [ CKEDITOR.skin.getPath( 'editor' ) ].concat( config.contentsCss ),
+                multiSelect: false,
+                attributes: { 'aria-label': lang.title }
+            },
+            init: function () {
+                for (var group in PLACEHOLDERS) {
+                    var localized_group = PLACEHOLDERS[group].label;
+                    if (lang[localized_group]) {
+                        localized_group = lang[localized_group];
+                    }
+                    this.startGroup(localized_group);
+                    var entries = PLACEHOLDERS[group].entries;
+                    for (var placeholder in entries) {
+                        var localized_placeholder = entries[placeholder][1];
+                        if (lang[localized_placeholder]) {
+                            localized_placeholder = lang[localized_placeholder];
+                        }
+                        this.add(entries[placeholder][0], localized_placeholder, entries[placeholder][0])
+                    }
+                }
+            },
+            onClick: function(value) {
+                editor.focus();
+                editor.fire('saveSnapshot');
+                editor.insertText(value);
+            }
+        });
+    },
+    afterInit: function( editor ) {
+        var placeholderReplaceRegex = /\[\[([^\[\]])+\]\]/g;
+
+        editor.dataProcessor.dataFilter.addRules({
+            text: function (text, node) {
+                var dtd = node.parent && CKEDITOR.dtd[node.parent.name];
+
+                // Skip the case when placeholder is in elements like <title> or <textarea>
+                // but upcast placeholder in custom elements (no DTD).
+                if (dtd && !dtd.span)
+                    return;
+
+                return text.replace(placeholderReplaceRegex, function (match) {
+                    // Creating widget code.
+                    var widgetWrapper = null,
+                        innerElement = new CKEDITOR.htmlParser.element('span', {
+                            'class': 'cke_placeholder'
+                        });
+
+                    // Adds placeholder identifier as innertext.
+                    innerElement.add(new CKEDITOR.htmlParser.text(match));
+                    widgetWrapper = editor.widgets.wrapElement(innerElement, 'placeholder');
+
+                    // Return outerhtml of widget wrapper so it will be placed
+                    // as replacement.
+                    return widgetWrapper.getOuterHtml();
+                });
+            }
+        });
+    }
+});

public/ckeditor/plugins/partdb_label/styles/style.css

@@ -0,0 +1,117 @@
+/*
+ * 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/>.
+ */
+
+
+@font-face {
+    font-family: "DejaVu Sans Mono";
+    font-style: normal;
+    font-weight: normal;
+    src: local(DejaVu Sans Mono), local(DejaVuSansMono),
+    url(DejaVuSansMono.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Sans Mono";
+    font-style: normal;
+    font-weight: bold;
+    src: local(DejaVu Sans Mono Bold), local(DejaVuSansMono-Bold),
+    url(DejaVuSansMono-Bold.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Sans Mono";
+    font-style: oblique;
+    font-weight: bold;
+    src: local(DejaVu Sans Mono Bold Oblique), local(DejaVuSansMono-BoldOblique),
+    url(DejaVuSansMono-BoldOblique.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Sans Mono";
+    font-style: oblique;
+    font-weight: normal;
+    src: local(DejaVu Sans Mono Oblique), local(DejaVuSansMono-Oblique),
+    url(DejaVuSansMono-Oblique.woff) format("woff");
+}
+
+@font-face {
+    font-family: "DejaVu Sans";
+    font-style: normal;
+    font-weight: normal;
+    src: local(DejaVu Sans), local(DejaVuSans),
+    url(DejaVuSans.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Sans";
+    font-style: normal;
+    font-weight: bold;
+    src: local(DejaVu Sans Bold), local(DejaVuSans-Bold),
+    url(DejaVuSans-Bold.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Sans";
+    font-style: oblique;
+    font-weight: bold;
+    src: local(DejaVu Sans Bold Oblique), local(DejaVuSans-BoldOblique),
+    url(DejaVuSans-BoldOblique.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Sans";
+    font-style: oblique;
+    font-weight: normal;
+    src: local(DejaVu Sans Oblique), local(DejaVuSans-Oblique),
+    url(DejaVuSans-Oblique.woff) format("woff");
+}
+
+@font-face {
+    font-family: "DejaVu Serif";
+    font-style: normal;
+    font-weight: normal;
+    src: local(DejaVu Serif), local(DejaVuSerif),
+    url(DejaVuSerif.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Serif";
+    font-style: normal;
+    font-weight: bold;
+    src: local(DejaVu Serif Bold), local(DejaVuSerif-Bold),
+    url(DejaVuSerif-Bold.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Serif";
+    font-style: italic;
+    font-weight: bold;
+    src: local(DejaVu Serif Bold Italic), local(DejaVuSerif-BoldItalic),
+    url(DejaVuSerif-BoldItalic.woff) format("woff");
+}
+@font-face {
+    font-family: "DejaVu Serif";
+    font-style: italic;
+    font-weight: normal;
+    src: local(DejaVu Serif Italic), local(DejaVuSerif-Italic),
+    url(DejaVuSerif-Italic.woff) format("woff");
+}
+
+
+.cke_placeholder {
+    background-color:#ff0
+}
+
+.cke_editable {
+    font-family: "DejaVu Sans Mono";
+    font-size: 9pt;
+    line-height: 1.5;
+}

public/ckeditor/plugins/showprotected/dialogs/protected.js

@@ -0,0 +1,52 @@
+
+CKEDITOR.dialog.add( 'showProtectedDialog', function( editor ) {
+
+	return {
+		title: 'Edit Protected Source',
+		minWidth: 300,
+		minHeight: 60,
+		onOk: function() {
+			var newSourceValue = this.getContentElement( 'info', 'txtProtectedSource' ).getValue();
+			
+			var encodedSourceValue = CKEDITOR.plugins.showprotected.encodeProtectedSource( newSourceValue );
+			
+			this._.selectedElement.setAttribute('data-cke-realelement', encodedSourceValue);
+			this._.selectedElement.setAttribute('title', newSourceValue);
+			this._.selectedElement.setAttribute('alt', newSourceValue);
+		},
+
+		onHide: function() {
+			delete this._.selectedElement;
+		},
+
+		onShow: function() {
+			this._.selectedElement = editor.getSelection().getSelectedElement();
+			
+			var decodedSourceValue = CKEDITOR.plugins.showprotected.decodeProtectedSource( this._.selectedElement.getAttribute('data-cke-realelement') );
+
+			this.setValueOf( 'info', 'txtProtectedSource', decodedSourceValue );
+		},
+		contents: [
+			{
+			id: 'info',
+			label: 'Edit Protected Source',
+			accessKey: 'I',
+			elements: [
+				{
+				type: 'text',
+				id: 'txtProtectedSource',
+				label: 'Value',
+				required: true,
+				validate: function() {
+					if ( !this.getValue() ) {
+						alert( 'The value cannot be empty' );
+						return false;
+					}
+					return true;
+				}
+			}
+			]
+		}
+		]
+	};
+} );

public/ckeditor/plugins/showprotected/plugin.js

@@ -0,0 +1,105 @@
+/*
+ *  "showprotected" CKEditor plugin
+ *  
+ *  Created by Matthew Lieder (https://github.com/IGx89)
+ *  
+ *  Licensed under the MIT, GPL, LGPL and MPL licenses
+ *  
+ *  Icon courtesy of famfamfam: http://www.famfamfam.com/lab/icons/mini/
+ */
+
+// TODO: configuration settings
+// TODO: show the actual text inline, not just an icon?
+// TODO: improve copy/paste behavior (tooltip is wrong after paste)
+
+CKEDITOR.plugins.add( 'showprotected', {
+	requires: 'dialog,fakeobjects',
+	onLoad: function() {
+		// Add the CSS styles for protected source placeholders.
+		var iconPath = CKEDITOR.getUrl( this.path + 'images' + '/code.gif' ),
+			baseStyle = 'background:url(' + iconPath + ') no-repeat %1 center;border:1px dotted #00f;background-size:16px;';
+
+		var template = '.%2 img.cke_protected' +
+			'{' +
+				baseStyle +
+				'width:16px;' +
+				'min-height:15px;' +
+				// The default line-height on IE.
+				'height:1.15em;' +
+				// Opera works better with "middle" (even if not perfect)
+				'vertical-align:' + ( CKEDITOR.env.opera ? 'middle' : 'text-bottom' ) + ';' +
+			'}';
+
+		// Styles with contents direction awareness.
+		function cssWithDir( dir ) {
+			return template.replace( /%1/g, dir == 'rtl' ? 'right' : 'left' ).replace( /%2/g, 'cke_contents_' + dir );
+		}
+
+		CKEDITOR.addCss( cssWithDir( 'ltr' ) + cssWithDir( 'rtl' ) );
+	},
+
+	init: function( editor ) {
+		CKEDITOR.dialog.add( 'showProtectedDialog', this.path + 'dialogs/protected.js' );
+		
+		editor.on( 'doubleclick', function( evt ) {
+			var element = evt.data.element;
+
+			if ( element.is( 'img' ) && element.hasClass( 'cke_protected' ) ) {
+				evt.data.dialog = 'showProtectedDialog';
+			}
+		} );
+	},
+
+	afterInit: function( editor ) {
+		// Register a filter to displaying placeholders after mode change.
+
+		var dataProcessor = editor.dataProcessor,
+			dataFilter = dataProcessor && dataProcessor.dataFilter;
+
+		if ( dataFilter ) {
+			dataFilter.addRules( {
+				comment: function( commentText, commentElement ) {
+					if(commentText.indexOf(CKEDITOR.plugins.showprotected.protectedSourceMarker) == 0) {
+						commentElement.attributes = [];
+						var fakeElement = editor.createFakeParserElement( commentElement, 'cke_protected', 'protected' );
+						
+						var cleanedCommentText = CKEDITOR.plugins.showprotected.decodeProtectedSource( commentText );
+						fakeElement.attributes.title = fakeElement.attributes.alt = cleanedCommentText;
+						
+						return fakeElement;
+					}
+					
+					return null;
+				}
+			} );
+		}
+	}
+} );
+
+/**
+ * Set of showprotected plugin's helpers.
+ *
+ * @class
+ * @singleton
+ */
+CKEDITOR.plugins.showprotected = {
+		
+	protectedSourceMarker: '{cke_protected}',
+		
+	decodeProtectedSource: function( protectedSource ) {
+		if(protectedSource.indexOf('%3C!--') == 0) {
+			return decodeURIComponent(protectedSource).replace( /<!--\{cke_protected\}([\s\S]+?)-->/g, function( match, data ) {
+                return decodeURIComponent( data );
+			} );
+		} else {
+			return decodeURIComponent(protectedSource.substr(CKEDITOR.plugins.showprotected.protectedSourceMarker.length));
+		}
+	},
+	
+	encodeProtectedSource: function( protectedSource ) {
+		return '<!--' + CKEDITOR.plugins.showprotected.protectedSourceMarker +
+        	encodeURIComponent( protectedSource ).replace( /--/g, '%2D%2D' ) +
+        	'-->';
+	}
+	
+};

src/Controller/AdminPages/BaseAdminController.php

@@ -45,6 +45,8 @@ namespace App\Controller\AdminPages;
 use App\DataTables\LogDataTable;
 use App\Entity\Base\AbstractNamedDBElement;
 use App\Entity\Base\AbstractStructuralDBElement;
+use App\Entity\LabelSystem\LabelProfile;
+use App\Entity\Parts\PartLot;
 use App\Entity\UserSystem\User;
 use App\Events\SecurityEvent;
 use App\Events\SecurityEvents;
@@ -54,6 +56,8 @@ use App\Form\AdminPages\MassCreationForm;
 use App\Services\Attachments\AttachmentSubmitHandler;
 use App\Services\EntityExporter;
 use App\Services\EntityImporter;
+use App\Services\LabelSystem\Barcodes\BarcodeExampleElementsGenerator;
+use App\Services\LabelSystem\LabelGenerator;
 use App\Services\LogSystem\EventCommentHelper;
 use App\Services\LogSystem\HistoryHelper;
 use App\Services\LogSystem\TimeTravel;
@@ -92,11 +96,14 @@ abstract class BaseAdminController extends AbstractController
     protected $dataTableFactory;
     /** @var EventDispatcher */
     protected $eventDispatcher;
+    protected $labelGenerator;
+    protected $barcodeExampleGenerator;
 
     public function __construct(TranslatorInterface $translator, UserPasswordEncoderInterface $passwordEncoder,
         AttachmentSubmitHandler $attachmentSubmitHandler,
         EventCommentHelper $commentHelper, HistoryHelper $historyHelper, TimeTravel $timeTravel,
-        DataTableFactory $dataTableFactory, EventDispatcherInterface $eventDispatcher)
+        DataTableFactory $dataTableFactory, EventDispatcherInterface $eventDispatcher, BarcodeExampleElementsGenerator $barcodeExampleGenerator,
+        LabelGenerator $labelGenerator)
     {
         if ('' === $this->entity_class || '' === $this->form_class || '' === $this->twig_template || '' === $this->route_base) {
             throw new InvalidArgumentException('You have to override the $entity_class, $form_class, $route_base and $twig_template value in your subclasss!');
@@ -118,6 +125,8 @@ abstract class BaseAdminController extends AbstractController
         $this->timeTravel = $timeTravel;
         $this->dataTableFactory = $dataTableFactory;
         $this->eventDispatcher = $eventDispatcher;
+        $this->barcodeExampleGenerator = $barcodeExampleGenerator;
+        $this->labelGenerator = $labelGenerator;
     }
 
     protected function _edit(AbstractNamedDBElement $entity, Request $request, EntityManagerInterface $em, ?string $timestamp = null): Response
@@ -156,11 +165,22 @@ abstract class BaseAdminController extends AbstractController
             $table = null;
         }
 
-        $form = $this->createForm($this->form_class, $entity, [
+        $form_options =  [
             'attachment_class' => $this->attachment_class,
             'parameter_class' => $this->parameter_class,
             'disabled' => null !== $timeTravel_timestamp ? true : null,
-        ]);
+        ];
+
+        //Disable editing of options, if user is not allowed to use twig...
+        if (
+            $entity instanceof LabelProfile
+            && $entity->getOptions()->getLinesMode() === 'twig'
+            && !$this->isGranted('@labels.use_twig')
+        ) {
+            $form_options['disable_options'] = true;
+        }
+
+        $form = $this->createForm($this->form_class, $entity, $form_options);
 
         $form->handleRequest($request);
         if ($form->isSubmitted() && $form->isValid()) {
@@ -210,11 +230,18 @@ abstract class BaseAdminController extends AbstractController
             $this->addFlash('error', 'entity.edit_flash.invalid');
         }
 
+        //Show preview for LabelProfile if needed.
+        if ($entity instanceof LabelProfile) {
+            $example = $this->barcodeExampleGenerator->getElement($entity->getOptions()->getSupportedElement());
+            $pdf_data = $this->labelGenerator->generateLabel($entity->getOptions(), $example);
+        }
+
         return $this->render($this->twig_template, [
             'entity' => $entity,
             'form' => $form->createView(),
             'route_base' => $this->route_base,
             'datatable' => $table,
+            'pdf_data' => $pdf_data ?? null,
             'timeTravel' => $timeTravel_timestamp,
         ]);
     }

src/Controller/AdminPages/LabelProfileController.php

@@ -0,0 +1,126 @@
+<?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/>.
+ */
+
+declare(strict_types=1);
+
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 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 General Public License
+ * as published by the Free Software Foundation; either version 2
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+namespace App\Controller\AdminPages;
+
+use App\Entity\Attachments\AttachmentType;
+use App\Entity\Attachments\AttachmentTypeAttachment;
+use App\Entity\Attachments\LabelAttachment;
+use App\Entity\LabelSystem\LabelProfile;
+use App\Entity\Parameters\AttachmentTypeParameter;
+use App\Form\AdminPages\AttachmentTypeAdminForm;
+use App\Form\AdminPages\BaseEntityAdminForm;
+use App\Form\AdminPages\LabelProfileAdminForm;
+use App\Services\EntityExporter;
+use App\Services\EntityImporter;
+use App\Services\StructuralElementRecursionHelper;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * @Route("/label_profile")
+ */
+class LabelProfileController extends BaseAdminController
+{
+    protected $entity_class = LabelProfile::class;
+    protected $twig_template = 'AdminPages/LabelProfileAdmin.html.twig';
+    protected $form_class = LabelProfileAdminForm::class;
+    protected $route_base = 'label_profile';
+    protected $attachment_class = LabelAttachment::class;
+    protected $parameter_class = 'not_used';
+
+    /**
+     * @Route("/{id}", name="label_profile_delete", methods={"DELETE"})
+     *
+     * @return RedirectResponse
+     */
+    public function delete(Request $request, LabelProfile $entity, StructuralElementRecursionHelper $recursionHelper): RedirectResponse
+    {
+        return $this->_delete($request, $entity, $recursionHelper);
+    }
+
+    /**
+     * @Route("/{id}/edit/{timestamp}", requirements={"id"="\d+"}, name="label_profile_edit")
+     * @Route("/{id}", requirements={"id"="\d+"})
+     *
+     * @return Response
+     */
+    public function edit(LabelProfile $entity, Request $request, EntityManagerInterface $em, ?string $timestamp = null): Response
+    {
+        return $this->_edit($entity, $request, $em, $timestamp);
+    }
+
+    /**
+     * @Route("/new", name="label_profile_new")
+     * @Route("/{id}/clone", name="label_profile_clone")
+     * @Route("/")
+     *
+     * @return Response
+     */
+    public function new(Request $request, EntityManagerInterface $em, EntityImporter $importer, ?AttachmentType $entity = null): Response
+    {
+        return $this->_new($request, $em, $importer, $entity);
+    }
+
+    /**
+     * @Route("/export", name="label_profile_export_all")
+     *
+     * @return Response
+     */
+    public function exportAll(EntityManagerInterface $em, EntityExporter $exporter, Request $request): Response
+    {
+        return $this->_exportAll($em, $exporter, $request);
+    }
+
+    /**
+     * @Route("/{id}/export", name="label_profile_export")
+     *
+     * @return Response
+     */
+    public function exportEntity(LabelProfile $entity, EntityExporter $exporter, Request $request): Response
+    {
+        return $this->_exportEntity($entity, $exporter, $request);
+    }
+}

src/Controller/LabelController.php

@@ -0,0 +1,167 @@
+<?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\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\Exceptions\TwigModeException;
+use App\Form\LabelOptionsType;
+use App\Form\LabelSystem\LabelDialogType;
+use App\Helpers\LabelResponse;
+use App\Repository\DBElementRepository;
+use App\Services\ElementTypeNameGenerator;
+use App\Services\LabelSystem\LabelGenerator;
+use App\Services\Misc\RangeParser;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Form\Form;
+use Symfony\Component\Form\FormError;
+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;
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+/**
+ * @Route("/label")
+ * @package App\Controller
+ */
+class LabelController extends AbstractController
+{
+    protected $labelGenerator;
+    protected $em;
+    protected $elementTypeNameGenerator;
+    protected $rangeParser;
+    protected $translator;
+
+    public function __construct(LabelGenerator $labelGenerator, EntityManagerInterface $em, ElementTypeNameGenerator $elementTypeNameGenerator,
+        RangeParser $rangeParser, TranslatorInterface $translator)
+    {
+        $this->labelGenerator = $labelGenerator;
+        $this->em = $em;
+        $this->elementTypeNameGenerator = $elementTypeNameGenerator;
+        $this->rangeParser = $rangeParser;
+        $this->translator = $translator;
+    }
+
+    /**
+     * @Route("/dialog", name="label_dialog")
+     * @Route("/{profile}/dialog", name="label_dialog_profile")
+     */
+    public function generator(Request $request, ?LabelProfile $profile = null)
+    {
+        $this->denyAccessUnlessGranted('@labels.create_labels');
+
+        //If we inherit a LabelProfile, the user need to have access to it...
+        if ($profile !== null) {
+            $this->denyAccessUnlessGranted('read', $profile);
+        }
+
+        if ($profile) {
+            $label_options = $profile->getOptions();
+        } else {
+            $label_options = new LabelOptions();
+        }
+
+        //We have to disable the options, if twig mode is selected and user is not allowed to use it.
+        $disable_options = $label_options->getLinesMode() === 'twig' && !$this->isGranted("@labels.use_twig");
+
+        $form = $this->createForm(LabelDialogType::class, null, [
+            'disable_options' => $disable_options,
+        ]);
+
+        //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);
+        $generate = $request->query->getBoolean('generate', false);
+
+        if ($profile === null && is_string($target_type)) {
+            $label_options->setSupportedElement($target_type);
+        }
+        if (is_string($target_id)) {
+            $form['target_id']->setData($target_id);
+        }
+
+
+        $form['options']->setData($label_options);
+        $form->handleRequest($request);
+
+        /** @var LabelOptions $form_options */
+        $form_options = $form['options']->getData();
+
+        $pdf_data = null;
+        $filename = 'invalid.pdf';
+
+        //Generate PDF either when the form is submitted and valid, or the form  was not submit yet, and generate is set
+        if (($form->isSubmitted() && $form->isValid()) || ($generate && !$form->isSubmitted() && $profile !== null)) {
+            $target_id = (string) $form->get('target_id')->getData();
+            $targets = $this->findObjects($form_options->getSupportedElement(), $target_id);
+            if (!empty($targets)) {
+                try {
+                    $pdf_data = $this->labelGenerator->generateLabel($form_options, $targets);
+                    $filename = $this->getLabelName($targets[0], $profile);
+                } catch (TwigModeException $exception) {
+                    $form->get('options')->get('lines')->addError(new FormError($exception->getMessage()));
+                }
+
+            } else {
+                //$this->addFlash('warning', 'label_generator.no_entities_found');
+                $form->get('target_id')->addError(
+                    new FormError($this->translator->trans('label_generator.no_entities_found'))
+                );
+            }
+        }
+
+        return $this->render('LabelSystem/dialog.html.twig', [
+            'form' => $form->createView(),
+            'pdf_data' => $pdf_data,
+            'filename' => $filename,
+            'profile' => $profile,
+        ]);
+    }
+
+    protected function getLabelName(AbstractDBElement $element, ?LabelProfile $profile = null): string
+    {
+        $ret = 'label_' . $this->elementTypeNameGenerator->getLocalizedTypeLabel($element);
+        $ret .= $element->getID();
+
+        return $ret . '.pdf';
+    }
+
+    protected function findObjects(string $type, string $ids): array
+    {
+        if(!isset(LabelGenerator::CLASS_SUPPORT_MAPPING[$type])) {
+            throw new \InvalidArgumentException('The given type is not known and can not be mapped to a class!');
+        }
+
+        $id_array = $this->rangeParser->parse($ids);
+
+        /** @var DBElementRepository $repo */
+        $repo = $this->em->getRepository(LabelGenerator::CLASS_SUPPORT_MAPPING[$type]);
+        return $repo->getElementsFromIDArray($id_array);
+    }
+}

src/Controller/ScanController.php

@@ -0,0 +1,93 @@
+<?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\Controller;
+
+
+use App\Form\LabelSystem\ScanDialogType;
+use App\Services\LabelSystem\Barcodes\BarcodeRedirector;
+use App\Services\LabelSystem\Barcodes\BarcodeNormalizer;
+use Doctrine\ORM\EntityNotFoundException;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Form\FormError;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * @Route("/scan")
+ * @package App\Controller
+ */
+class ScanController extends AbstractController
+{
+    protected $barcodeParser;
+    protected $barcodeNormalizer;
+
+    public function __construct(BarcodeRedirector $barcodeParser, BarcodeNormalizer $barcodeNormalizer)
+    {
+        $this->barcodeParser = $barcodeParser;
+        $this->barcodeNormalizer = $barcodeNormalizer;
+    }
+
+    /**
+     * @Route("", name="scan_dialog")
+     */
+    public function dialog(Request $request): Response
+    {
+        $this->denyAccessUnlessGranted('@tools.label_scanner');
+
+        $form = $this->createForm(ScanDialogType::class);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $input = $form['input']->getData();
+            try {
+                [$type, $id] = $this->barcodeNormalizer->normalizeBarcodeContent($input);
+                try {
+                    return $this->redirect($this->barcodeParser->getRedirectURL($type, $id));
+                } catch (EntityNotFoundException $exception) {
+                    $this->addFlash('success', 'scan.qr_not_found');
+                }
+            } catch (\InvalidArgumentException $exception) {
+                $this->addFlash('error', 'scan.format_unknown');
+            }
+        }
+
+        return $this->render('LabelSystem/Scanner/dialog.html.twig', [
+            'form' => $form->createView(),
+        ]);
+    }
+
+    /**
+     * The route definition for this action is done in routes.yaml, as it does not use the _locale prefix as the other routes
+     * @param  string  $type
+     * @param  int  $id
+     */
+    public function scanQRCode(string $type, int $id): Response
+    {
+        try {
+            $this->addFlash('success', 'scan.qr_success');
+            return $this->redirect($this->barcodeParser->getRedirectURL($type, $id));
+        } catch (EntityNotFoundException $exception) {
+            $this->addFlash('success', 'scan.qr_not_found');
+            return $this->redirectToRoute('homepage');
+        }
+    }
+}

src/DataFixtures/GroupFixtures.php

@@ -82,8 +82,8 @@ class GroupFixtures extends Fixture
             'suppliers' => 5461,
             'manufacturers' => 5461,
             'attachment_types' => 1365,
-            'tools' => 1365,
+            'tools' => 87381,
-            'labels' => 21,
+            'labels' => 87381,
             'parts_category' => 5,
             'parts_minamount' => 5,
             'parts_lots' => 85,
@@ -125,8 +125,8 @@ class GroupFixtures extends Fixture
             'suppliers' => 1705,
             'manufacturers' => 1705,
             'attachment_types' => 681,
-            'tools' => 1366,
+            'tools' => 87382,
-            'labels' => 165,
+            'labels' => 173737,
             'parts_category' => 9,
             'parts_minamount' => 9,
             'parts_lots' => 169,
@@ -168,8 +168,8 @@ class GroupFixtures extends Fixture
             'suppliers' => 5461,
             'manufacturers' => 5461,
             'attachment_types' => 1365,
-            'tools' => 1365,
+            'tools' => 87381,
-            'labels' => 85,
+            'labels' => 91477,
             'parts_category' => 5,
             'parts_minamount' => 5,
             'parts_lots' => 85,

src/DataFixtures/LabelProfileFixtures.php

@@ -0,0 +1,96 @@
+<?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\DataFixtures;
+
+
+use App\Entity\LabelSystem\LabelOptions;
+use App\Entity\LabelSystem\LabelProfile;
+use Doctrine\Bundle\FixturesBundle\Fixture;
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\Persistence\ObjectManager;
+
+class LabelProfileFixtures extends Fixture
+{
+
+    protected $em;
+
+    public function __construct(EntityManagerInterface $entityManager)
+    {
+        $this->em = $entityManager;
+    }
+
+    public function load(ObjectManager $manager)
+    {
+        $this->em->getConnection()->exec("ALTER TABLE `label_profiles` AUTO_INCREMENT = 1;");
+
+        $profile1 = new LabelProfile();
+        $profile1->setName('Profile 1');
+        $profile1->setShowInDropdown(true);
+
+        $option1 = new LabelOptions();
+        $option1->setLines("[[NAME]]\n[[DESCRIPION]]");
+        $option1->setBarcodeType('none');
+        $option1->setSupportedElement('part');
+        $profile1->setOptions($option1);
+
+        $manager->persist($profile1);
+
+        $profile2 = new LabelProfile();
+        $profile2->setName('Profile 2');
+        $profile2->setShowInDropdown(false);
+
+        $option2 = new LabelOptions();
+        $option2->setLines("[[NAME]]\n[[DESCRIPION]]");
+        $option2->setBarcodeType('qr');
+        $option2->setSupportedElement('part');
+        $profile2->setOptions($option2);
+
+        $manager->persist($profile2);
+
+        $profile3 = new LabelProfile();
+        $profile3->setName('Profile 3');
+        $profile3->setShowInDropdown(true);
+
+        $option3 = new LabelOptions();
+        $option3->setLines("[[NAME]]\n[[DESCRIPION]]");
+        $option3->setBarcodeType('code128');
+        $option3->setSupportedElement('part_lot');
+        $profile3->setOptions($option3);
+
+        $manager->persist($profile3);
+
+
+        $profile4 = new LabelProfile();
+        $profile4->setName('Profile 4');
+        $profile4->setShowInDropdown(true);
+
+        $option4 = new LabelOptions();
+        $option4->setLines("{{ element.name }}");
+        $option4->setBarcodeType('code39');
+        $option4->setSupportedElement('part');
+        $option4->setLinesMode('twig');
+        $profile4->setOptions($option4);
+
+        $manager->persist($profile4);
+
+        $manager->flush();
+    }
+}

src/Entity/Attachments/Attachment.php

@@ -43,7 +43,7 @@ use LogicException;
  *     "Footprint" = "FootprintAttachment", "Manufacturer" = "ManufacturerAttachment",
  *     "Currency" = "CurrencyAttachment", "Group" = "GroupAttachment",
  *     "MeasurementUnit" = "MeasurementUnitAttachment", "Storelocation" = "StorelocationAttachment",
- *     "Supplier" = "SupplierAttachment", "User" = "UserAttachment"
+ *     "Supplier" = "SupplierAttachment", "User" = "UserAttachment", "LabelProfile" = "LabelAttachment",
  * })
  * @ORM\EntityListeners({"App\EntityListeners\AttachmentDeleteListener"})
  */

src/Entity/Attachments/LabelAttachment.php

@@ -0,0 +1,44 @@
+<?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\Entity\Attachments;
+
+
+use App\Entity\LabelSystem\LabelProfile;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
+
+/**
+ * A attachment attached to a user element.
+ *
+ * @ORM\Entity()
+ * @UniqueEntity({"name", "attachment_type", "element"})
+ */
+class LabelAttachment extends Attachment
+{
+    public const ALLOWED_ELEMENT_CLASS = LabelProfile::class;
+
+    /**
+     * @var LabelProfile the element this attachment is associated with
+     * @ORM\ManyToOne(targetEntity="App\Entity\LabelSystem\LabelProfile", inversedBy="attachments")
+     * @ORM\JoinColumn(name="element_id", referencedColumnName="id", nullable=false, onDelete="CASCADE").
+     */
+    protected $element;
+}

src/Entity/LabelSystem/LabelOptions.php

@@ -0,0 +1,240 @@
+<?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\Entity\LabelSystem;
+
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Validator\Constraints as Assert;
+
+/**
+ * @ORM\Embeddable()
+ */
+class LabelOptions
+{
+    public const BARCODE_TYPES = ['none', /*'ean8',*/ 'qr', 'code39', 'datamatrix', 'code93', 'code128'];
+    public const SUPPORTED_ELEMENTS = ['part', 'part_lot', 'storelocation'];
+    public const PICTURE_TYPES = ['none', 'element_picture', 'main_attachment'];
+
+    public const LINES_MODES = ['html', 'twig'];
+
+    /**
+     * @var float The page size of the label in mm
+     * @Assert\Positive()
+     * @ORM\Column(type="float")
+     */
+    protected $width = 50.0;
+
+    /**
+     * @var float The page size of the label in mm
+     * @Assert\Positive()
+     * @ORM\Column(type="float")
+     */
+    protected $height = 30.0;
+
+    /**
+     * @var string The type of the barcode that should be used in the label (e.g. 'qr')
+     * @Assert\Choice(choices=LabelOptions::BARCODE_TYPES)
+     * @ORM\Column(type="string")
+     */
+    protected $barcode_type = 'none';
+
+    /**
+     * @var string What image should be shown along the
+     * @Assert\Choice(choices=LabelOptions::PICTURE_TYPES)
+     * @ORM\Column(type="string")
+     */
+    protected $picture_type = 'none';
+
+    /**
+     * @var string
+     * @Assert\Choice(choices=LabelOptions::SUPPORTED_ELEMENTS)
+     * @ORM\Column(type="string")
+     */
+    protected $supported_element = 'part';
+
+    /**
+     * @var string Any additional CSS for the label.
+     * @ORM\Column(type="text")
+     */
+    protected $additional_css = '';
+
+    /** @var string The mode that will be used to interpret the lines.
+     * @Assert\Choice(choices=LabelOptions::LINES_MODES)
+     * @ORM\Column(type="string")
+     */
+    protected $lines_mode = 'html';
+
+    /**
+     * @var string
+     * @ORM\Column(type="text")
+     */
+    protected $lines = '';
+
+    /**
+     * @return float
+     */
+    public function getWidth(): float
+    {
+        return $this->width;
+    }
+
+    /**
+     * @param  float  $width
+     * @return LabelOptions
+     */
+    public function setWidth(float $width): LabelOptions
+    {
+        $this->width = $width;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getHeight(): float
+    {
+        return $this->height;
+    }
+
+    /**
+     * @param  float  $height
+     * @return LabelOptions
+     */
+    public function setHeight(float $height): LabelOptions
+    {
+        $this->height = $height;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getBarcodeType(): string
+    {
+        return $this->barcode_type;
+    }
+
+    /**
+     * @param  string  $barcode_type
+     * @return LabelOptions
+     */
+    public function setBarcodeType(string $barcode_type): LabelOptions
+    {
+        $this->barcode_type = $barcode_type;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getPictureType(): string
+    {
+        return $this->picture_type;
+    }
+
+    /**
+     * @param  string  $picture_type
+     * @return LabelOptions
+     */
+    public function setPictureType(string $picture_type): LabelOptions
+    {
+        $this->picture_type = $picture_type;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getSupportedElement(): string
+    {
+        return $this->supported_element;
+    }
+
+    /**
+     * @param  string  $supported_element
+     * @return LabelOptions
+     */
+    public function setSupportedElement(string $supported_element): LabelOptions
+    {
+        $this->supported_element = $supported_element;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getLines(): string
+    {
+        return $this->lines;
+    }
+
+    /**
+     * @param  string  $lines
+     * @return LabelOptions
+     */
+    public function setLines(string $lines): LabelOptions
+    {
+        $this->lines = $lines;
+        return $this;
+    }
+
+    /**
+     * Gets additional CSS (it will simply be attached 
+     * @return string
+     */
+    public function getAdditionalCss(): string
+    {
+        return $this->additional_css;
+    }
+
+    /**
+     *
+     * @param  string  $additional_css
+     * @return LabelOptions
+     */
+    public function setAdditionalCss(string $additional_css): LabelOptions
+    {
+        $this->additional_css = $additional_css;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getLinesMode(): string
+    {
+        return $this->lines_mode;
+    }
+
+    /**
+     * @param  string  $lines_mode
+     * @return LabelOptions
+     */
+    public function setLinesMode(string $lines_mode): LabelOptions
+    {
+        $this->lines_mode = $lines_mode;
+        return $this;
+    }
+
+
+
+
+
+}

src/Entity/LabelSystem/LabelProfile.php

@@ -0,0 +1,126 @@
+<?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\Entity\LabelSystem;
+
+use App\Entity\Attachments\AttachmentContainingDBElement;
+use App\Entity\Attachments\LabelAttachment;
+use Doctrine\Common\Collections\Collection;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
+use Symfony\Component\Validator\Constraints as Assert;
+
+/**
+ * @ORM\Entity(repositoryClass="App\Repository\LabelProfileRepository")
+ * @ORM\Table(name="label_profiles")
+ * @ORM\EntityListeners({"App\EntityListeners\TreeCacheInvalidationListener"})
+ * @UniqueEntity({"name", "options.supported_element"})
+ * @package App\Entity\LabelSystem
+ */
+class LabelProfile extends AttachmentContainingDBElement
+{
+    /**
+     * @var Collection<int, LabelAttachment>
+     * @ORM\OneToMany(targetEntity="App\Entity\Attachments\LabelAttachment", mappedBy="element", cascade={"persist", "remove"}, orphanRemoval=true)
+     * @ORM\OrderBy({"name" = "ASC"})
+     */
+    protected $attachments;
+
+    /**
+     * @var LabelOptions
+     * @ORM\Embedded(class="LabelOptions")
+     * @Assert\Valid()
+     */
+    protected $options;
+
+    /**
+     * @var string The comment info for this element
+     * @ORM\Column(type="text")
+     */
+    protected $comment = '';
+
+    /**
+     * @var bool Determines, if this label profile should be shown in the dropdown quick menu.
+     * @ORM\Column(type="boolean")
+     */
+    protected $show_in_dropdown = true;
+
+    public function __construct()
+    {
+        parent::__construct();
+        $this->options = new LabelOptions();
+    }
+
+    public function getOptions(): LabelOptions
+    {
+        return $this->options;
+    }
+
+    public function setOptions(LabelOptions $labelOptions): LabelProfile
+    {
+        $this->options = $labelOptions;
+        return $this;
+    }
+
+    /**
+     * Get the comment of the element.
+     * @return string the comment
+     */
+    public function getComment(): ?string
+    {
+        return $this->comment;
+    }
+
+    public function setComment(string $new_comment): string
+    {
+        $this->comment = $new_comment;
+        return $this;
+    }
+
+    /**
+     * Returns true, if this label profile should be shown in label generator quick menu.
+     * @return bool
+     */
+    public function isShowInDropdown(): bool
+    {
+        return $this->show_in_dropdown;
+    }
+
+    /**
+     * Sets the show in dropdown menu.
+     * @param  bool  $show_in_dropdown
+     * @return LabelProfile
+     */
+    public function setShowInDropdown(bool $show_in_dropdown): LabelProfile
+    {
+        $this->show_in_dropdown = $show_in_dropdown;
+        return $this;
+    }
+
+
+
+    /**
+     * @inheritDoc
+     */
+    public function getIDString(): string
+    {
+        return 'LP'.sprintf('%09d', $this->getID());
+    }
+}

src/Entity/LogSystem/AbstractLogEntry.php

@@ -47,6 +47,7 @@ use App\Entity\Attachments\AttachmentType;
 use App\Entity\Base\AbstractDBElement;
 use App\Entity\Devices\Device;
 use App\Entity\Devices\DevicePart;
+use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\Parameters\AbstractParameter;
 use App\Entity\Parts\Category;
 use App\Entity\Parts\Footprint;
@@ -117,6 +118,7 @@ abstract class AbstractLogEntry extends AbstractDBElement
     protected const TARGET_TYPE_PRICEDETAIL = 16;
     protected const TARGET_TYPE_MEASUREMENTUNIT = 17;
     protected const TARGET_TYPE_PARAMETER = 18;
+    protected const TARGET_TYPE_LABEL_PROFILE = 19;
 
     /** @var array This const is used to convert the numeric level to a PSR-3 compatible log level */
     protected const LEVEL_ID_TO_STRING = [
@@ -149,6 +151,7 @@ abstract class AbstractLogEntry extends AbstractDBElement
         self::TARGET_TYPE_PRICEDETAIL => Pricedetail::class,
         self::TARGET_TYPE_MEASUREMENTUNIT => MeasurementUnit::class,
         self::TARGET_TYPE_PARAMETER => AbstractParameter::class,
+        self::TARGET_TYPE_LABEL_PROFILE => LabelProfile::class,
     ];
 
     /** @var User The user which has caused this log entry
@@ -163,7 +166,7 @@ abstract class AbstractLogEntry extends AbstractDBElement
     protected $timestamp;
 
     /** @var int The priority level of the associated level. 0 is highest, 7 lowest
-     * @ORM\Column(type="integer", name="level", columnDefinition="TINYINT")
+     * @ORM\Column(type="integer", name="level", columnDefinition="TINYINT(4) NOT NULL")
      */
     protected $level;
 

src/EntityListeners/TreeCacheInvalidationListener.php

@@ -44,6 +44,7 @@ namespace App\EntityListeners;
 
 use App\Entity\Base\AbstractDBElement;
 use App\Entity\Base\AbstractStructuralDBElement;
+use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\UserSystem\Group;
 use App\Entity\UserSystem\User;
 use App\Services\UserCacheKeyGenerator;
@@ -71,7 +72,7 @@ class TreeCacheInvalidationListener
     public function invalidate(AbstractDBElement $element, LifecycleEventArgs $event): void
     {
         //If an element was changed, then invalidate all cached trees with this element class
-        if ($element instanceof AbstractStructuralDBElement) {
+        if ($element instanceof AbstractStructuralDBElement || $element instanceof LabelProfile) {
             $secure_class_name = str_replace('\\', '_', get_class($element));
             $this->cache->invalidateTags([$secure_class_name]);
         }

src/Exceptions/TwigModeException.php

@@ -0,0 +1,33 @@
+<?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\Exceptions;
+
+
+use Throwable;
+use Twig\Error\Error;
+
+class TwigModeException extends \RuntimeException
+{
+    public function __construct(Error $previous = null)
+    {
+        parent::__construct($previous->getMessage(), 0, $previous);
+    }
+}

src/Form/AdminPages/BaseEntityAdminForm.php

@@ -45,6 +45,8 @@ namespace App\Form\AdminPages;
 use App\Entity\Attachments\Attachment;
 use App\Entity\Base\AbstractNamedDBElement;
 use App\Entity\Base\AbstractStructuralDBElement;
+use App\Entity\LabelSystem\LabelOptions;
+use App\Entity\LabelSystem\LabelProfile;
 use App\Form\AttachmentFormType;
 use App\Form\ParameterType;
 use App\Form\Type\MasterPictureAttachmentType;
@@ -94,36 +96,50 @@ class BaseEntityAdminForm extends AbstractType
                     'placeholder' => 'part.name.placeholder',
                 ],
                 'disabled' => ! $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
-            ])
-
-            ->add('parent', StructuralEntityType::class, [
-                'class' => get_class($entity),
-                'required' => false,
-                'label' => 'parent.label',
-                'disabled' => ! $this->security->isGranted($is_new ? 'create' : 'move', $entity),
-            ])
-
-            ->add('not_selectable', CheckboxType::class, [
-                'required' => false,
-                'label' => 'entity.edit.not_selectable',
-                'help' => 'entity.edit.not_selectable.help',
-                'label_attr' => [
-                    'class' => 'checkbox-custom',
-                ],
-                'disabled' => ! $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
-            ])
-
-            ->add('comment', CKEditorType::class, [
-                'required' => false,
-                'empty_data' => '',
-                'label' => 'comment.label',
-                'attr' => [
-                    'rows' => 4,
-                ],
-                'help' => 'bbcode.hint',
-                'disabled' => ! $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
             ]);
 
+        if ($entity instanceof AbstractStructuralDBElement) {
+            $builder->add(
+                'parent',
+                StructuralEntityType::class,
+                [
+                    'class' => get_class($entity),
+                    'required' => false,
+                    'label' => 'parent.label',
+                    'disabled' => !$this->security->isGranted($is_new ? 'create' : 'move', $entity),
+                ]
+            )
+                ->add(
+                    'not_selectable',
+                    CheckboxType::class,
+                    [
+                        'required' => false,
+                        'label' => 'entity.edit.not_selectable',
+                        'help' => 'entity.edit.not_selectable.help',
+                        'label_attr' => [
+                            'class' => 'checkbox-custom',
+                        ],
+                        'disabled' => !$this->security->isGranted($is_new ? 'create' : 'edit', $entity),
+                    ]
+                );
+        }
+        if ($entity instanceof AbstractStructuralDBElement || $entity instanceof LabelProfile) {
+            $builder->add(
+                'comment',
+                CKEditorType::class,
+                [
+                    'required' => false,
+                    'empty_data' => '',
+                    'label' => 'comment.label',
+                    'attr' => [
+                        'rows' => 4,
+                    ],
+                    'help' => 'bbcode.hint',
+                    'disabled' => !$this->security->isGranted($is_new ? 'create' : 'edit', $entity),
+                ]
+            );
+        }
+
         $this->additionalFormElements($builder, $options, $entity);
 
         //Attachment section
@@ -154,19 +170,25 @@ class BaseEntityAdminForm extends AbstractType
             'empty_data' => null,
         ]);
 
-        $builder->add('parameters', CollectionType::class, [
+        if ($entity instanceof AbstractStructuralDBElement) {
-            'entry_type' => ParameterType::class,
+            $builder->add(
-            'allow_add' => $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
+                'parameters',
-            'allow_delete' => $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
+                CollectionType::class,
-            'disabled' => ! $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
+                [
-            'reindex_enable' => true,
+                    'entry_type' => ParameterType::class,
-            'label' => false,
+                    'allow_add' => $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
-            'by_reference' => false,
+                    'allow_delete' => $this->security->isGranted($is_new ? 'create' : 'edit', $entity),
-            'prototype_data' => new $options['parameter_class'](),
+                    'disabled' => !$this->security->isGranted($is_new ? 'create' : 'edit', $entity),
-            'entry_options' => [
+                    'reindex_enable' => true,
-                'data_class' => $options['parameter_class'],
+                    'label' => false,
-            ],
+                    'by_reference' => false,
-        ]);
+                    'prototype_data' => new $options['parameter_class'](),
+                    'entry_options' => [
+                        'data_class' => $options['parameter_class'],
+                    ],
+                ]
+            );
+        }
 
         //Buttons
         $builder->add('save', SubmitType::class, [

src/Form/AdminPages/LabelProfileAdminForm.php

@@ -0,0 +1,55 @@
+<?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\AdminPages;
+
+
+use App\Entity\Base\AbstractNamedDBElement;
+use App\Entity\LabelSystem\LabelProfile;
+use App\Form\LabelOptionsType;
+use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class LabelProfileAdminForm extends BaseEntityAdminForm
+{
+    protected function additionalFormElements(FormBuilderInterface $builder, array $options, AbstractNamedDBElement $entity): void
+    {
+
+        $builder->add('show_in_dropdown', CheckboxType::class, [
+            'required' => false,
+            'label' => 'label_profile.showInDropdown',
+            'label_attr' => [
+                'class' => 'checkbox-custom',
+            ],
+        ]);
+        $builder->add('options', LabelOptionsType::class, [
+            'label' => false,
+            'disabled' => $options['disable_options'],
+        ]);
+    }
+
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        parent::configureOptions($resolver);
+        $resolver->setDefault('data_class', LabelProfile::class);
+        $resolver->setDefault('disable_options', false);
+    }
+}

src/Form/LabelOptionsType.php

@@ -0,0 +1,142 @@
+<?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;
+
+
+use App\Entity\LabelSystem\LabelOptions;
+use FOS\CKEditorBundle\Form\Type\CKEditorType;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
+use Symfony\Component\Form\Extension\Core\Type\NumberType;
+use Symfony\Component\Form\Extension\Core\Type\TextareaType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Security\Core\Security;
+
+class LabelOptionsType extends AbstractType
+{
+    private $security;
+
+    public function __construct(Security $security)
+    {
+        $this->security = $security;
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('width', NumberType::class, [
+            'label' => 'label_options.page_size.label',
+            'html5' => true,
+            'attr' => [
+                'placeholder' => 'label_options.width.placeholder',
+                'min' => 0,
+                'step' => 'any',
+            ]
+        ]);
+        $builder->add('height', NumberType::class, [
+            'label' => false,
+            'html5' => true,
+            'attr' => [
+                'placeholder' => 'label_options.height.placeholder',
+                'min' => 0,
+                'step' => 'any',
+            ]
+        ]);
+
+        $builder->add('supported_element', ChoiceType::class, [
+            'label' => 'label_options.supported_elements.label',
+            'choices' => [
+                'part.label' => 'part',
+                'part_lot.label' => 'part_lot',
+                'storelocation.label' => 'storelocation',
+            ]
+        ]);
+
+        $builder->add('barcode_type', ChoiceType::class, [
+           'label' => 'label_options.barcode_type.label',
+            'empty_data' => 'none',
+            'choices' => [
+                'label_options.barcode_type.none' => 'none',
+                'label_options.barcode_type.qr' => 'qr',
+                'label_options.barcode_type.code128' => 'code128',
+                'label_options.barcode_type.code39' => 'code39',
+                'label_options.barcode_type.code93' => 'code93',
+                'label_options.barcode_type.datamatrix' => 'datamatrix',
+            ],
+            'group_by' => function ($choice, $key, $value) {
+                if (in_array($choice, ['qr', 'datamatrix'])) {
+                    return 'label_options.barcode_type.2D';
+                }
+                if (in_array($choice, ['code39', 'code93', 'code128'])) {
+                    return 'label_options.barcode_type.1D';
+                }
+
+                return null;
+            },
+            'attr' => [
+                'class' => 'selectpicker',
+                'data-live-search' => true,
+            ],
+
+        ]);
+
+        $builder->add('lines', CKEditorType::class, [
+            'label' => 'label_profile.lines.label',
+            'empty_data' => '',
+            'attr' => [
+                'rows' => 4,
+            ],
+            'config_name' => 'label_config',
+        ]);
+
+        $builder->add('additional_css', TextareaType::class, [
+            'label' => 'label_options.additional_css.label',
+            'empty_data' => '',
+            'attr' => [
+                'rows' => 4,
+            ],
+            'required' => false,
+        ]);
+
+        $builder->add('lines_mode', ChoiceType::class, [
+            'label' => 'label_options.lines_mode.label',
+            'choices' => [
+                'label_options.lines_mode.html' => 'html',
+                'label.options.lines_mode.twig' => 'twig',
+            ],
+            'help' => 'label_options.lines_mode.help',
+            'help_html' => true,
+            'expanded' => true,
+            'attr' => [
+                'class' => 'pt-2'
+            ],
+            'label_attr' => [
+                'class' => 'radio-custom radio-inline'
+            ],
+            'disabled' => !$this->security->isGranted('@labels.use_twig')
+        ]);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefault('data_class', LabelOptions::class);
+    }
+}

src/Form/LabelSystem/LabelDialogType.php

@@ -0,0 +1,70 @@
+<?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 App\Validator\Constraints\Misc\ValidRange;
+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\Security\Core\Security;
+
+class LabelDialogType extends AbstractType
+{
+    protected $security;
+
+    public function __construct(Security $security)
+    {
+        $this->security = $security;
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('target_id', TextType::class, [
+            'required' => true,
+            'label' => 'label_generator.target_id.label',
+            'help' => 'label_generator.target_id.range_hint',
+            'constraints' => [
+                new ValidRange(),
+            ],
+        ]);
+
+        $builder->add('options', LabelOptionsType::class, [
+            'label' => false,
+            'disabled' => !$this->security->isGranted('@labels.edit_options') || $options['disable_options'],
+
+        ]);
+        $builder->add('update', SubmitType::class, [
+            'label' => 'label_generator.update',
+        ]);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        parent::configureOptions($resolver);
+        $resolver->setDefault('mapped', false);
+        $resolver->setDefault('disable_options', false);
+    }
+}

src/Form/LabelSystem/ScanDialogType.php

@@ -0,0 +1,51 @@
+<?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 Symfony\Component\Form\AbstractType;
+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;
+
+class ScanDialogType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('input', TextType::class, [
+            'label' => 'scan_dialog.input',
+            'attr' => [
+                'autofocus' => true,
+                'id' => 'scan_dialog_input',
+            ],
+        ]);
+
+        $builder->add('submit', SubmitType::class, [
+            'label' => 'scan_dialog.submit'
+        ]);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefault('mapped', false);
+    }
+}

src/Form/UserAdminForm.php

@@ -178,6 +178,7 @@ class UserAdminForm extends AbstractType
                 'attr' => [
                     'class' => 'selectpicker',
                 ],
+                'choice_translation_domain' => false,
                 'placeholder' => 'user_settings.theme.placeholder',
                 'label' => 'user.theme.label',
                 'disabled' => ! $this->security->isGranted('change_user_settings', $entity),

src/Helpers/LabelResponse.php

@@ -0,0 +1,112 @@
+<?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\Helpers;
+
+
+use Symfony\Component\HttpFoundation\BinaryFileResponse;
+use Symfony\Component\HttpFoundation\File\File;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class LabelResponse extends Response
+{
+    public function __construct($content = '', int $status = 200, array $headers = [])
+    {
+        parent::__construct($content, $status, $headers);
+    }
+
+    public function setContent($content)
+    {
+        parent::setContent($content);
+
+        $this->setAutoEtag();
+        $this->setAutoLastModified();
+        return $this;
+    }
+
+    public function prepare(Request $request)
+    {
+        parent::prepare($request);
+
+        $this->headers->set('Content-Type','application/pdf');
+
+
+        if ('HTTP/1.0' !== $request->server->get('SERVER_PROTOCOL')) {
+            $this->setProtocolVersion('1.1');
+        }
+
+        $this->ensureIEOverSSLCompatibility($request);
+
+        return $this;
+    }
+
+    /**
+     * Automatically sets the Last-Modified header according the file modification date.
+     */
+    public function setAutoLastModified()
+    {
+        $this->setLastModified(new \DateTime());
+
+        return $this;
+    }
+
+    /**
+     * Automatically sets the ETag header according to the checksum of the file.
+     */
+    public function setAutoEtag()
+    {
+        $this->setEtag(base64_encode(hash('sha256', $this->content, true)));
+
+        return $this;
+    }
+
+    /**
+     * Sets the Content-Disposition header with the given filename.
+     *
+     * @param string $disposition      ResponseHeaderBag::DISPOSITION_INLINE or ResponseHeaderBag::DISPOSITION_ATTACHMENT
+     * @param string $filename         Optionally use this UTF-8 encoded filename instead of the real name of the file
+     * @param string $filenameFallback A fallback filename, containing only ASCII characters. Defaults to an automatically encoded filename
+     *
+     * @return $this
+     */
+    public function setContentDisposition($disposition, $filename, $filenameFallback = '')
+    {
+        if ('' === $filenameFallback && (!preg_match('/^[\x20-\x7e]*$/', $filename) || false !== strpos($filename, '%'))) {
+            $encoding = mb_detect_encoding($filename, null, true) ?: '8bit';
+
+            for ($i = 0, $filenameLength = mb_strlen($filename, $encoding); $i < $filenameLength; ++$i) {
+                $char = mb_substr($filename, $i, 1, $encoding);
+
+                if ('%' === $char || \ord($char) < 32 || \ord($char) > 126) {
+                    $filenameFallback .= '_';
+                } else {
+                    $filenameFallback .= $char;
+                }
+            }
+        }
+
+        $dispositionHeader = $this->headers->makeDisposition($disposition, $filename, $filenameFallback);
+        $this->headers->set('Content-Disposition', $dispositionHeader);
+
+        return $this;
+    }
+
+}

src/Migrations/Version20200502161750.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20200502161750 extends AbstractMigration
+{
+    public function getDescription() : string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema) : void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on \'mysql\'.');
+
+        $this->addSql('CREATE TABLE label_profiles (id INT AUTO_INCREMENT NOT NULL, id_preview_attachement INT DEFAULT NULL, comment LONGTEXT NOT NULL, show_in_dropdown TINYINT(1) NOT NULL, name VARCHAR(255) NOT NULL, last_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL, datetime_added DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL, options_width DOUBLE PRECISION NOT NULL, options_height DOUBLE PRECISION NOT NULL, options_barcode_type VARCHAR(255) NOT NULL, options_picture_type VARCHAR(255) NOT NULL, options_supported_element VARCHAR(255) NOT NULL, options_additional_css LONGTEXT NOT NULL, options_lines_mode VARCHAR(255) NOT NULL, options_lines LONGTEXT NOT NULL, INDEX IDX_C93E9CF56DEDCEC2 (id_preview_attachement), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB');
+        $this->addSql('ALTER TABLE label_profiles ADD CONSTRAINT FK_C93E9CF56DEDCEC2 FOREIGN KEY (id_preview_attachement) REFERENCES `attachments` (id)');
+        $this->addSql('ALTER TABLE log CHANGE level level TINYINT(4) NOT NULL');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on \'mysql\'.');
+
+        $this->addSql('DROP TABLE label_profiles');
+        $this->addSql('ALTER TABLE log CHANGE level level TINYINT(1) DEFAULT NULL');
+    }
+}

src/Repository/DBElementRepository.php

@@ -50,6 +50,22 @@ class DBElementRepository extends EntityRepository
         $this->setField($element, 'id', $new_id);
     }
 
+    /**
+     * Find all elements that match a list of IDs.
+     * @param  array  $ids
+     * @return AbstractDBElement[]
+     */
+    public function getElementsFromIDArray(array $ids): array
+    {
+        $qb = $this->createQueryBuilder('element');
+        $q = $qb->select('element')
+            ->where('element.id IN (?1)')
+            ->setParameter(1, $ids)
+            ->getQuery();
+
+        return $q->getResult();
+    }
+
     protected function setField(AbstractDBElement $element, string $field, int $new_value): void
     {
         $reflection = new \ReflectionClass(get_class($element));

src/Repository/LabelProfileRepository.php

@@ -0,0 +1,89 @@
+<?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\Repository;
+
+use App\Entity\LabelSystem\LabelOptions;
+use App\Entity\LabelSystem\LabelProfile;
+use App\Helpers\Trees\TreeViewNode;
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+class LabelProfileRepository extends NamedDBElementRepository
+{
+
+    /**
+     * Find the profiles that are shown in the dropdown for the given type.
+     * You should maybe use the cached version of this in LabelProfileDropdownHelper
+     * @param  string  $type
+     * @return array
+     */
+    public function getDropdownProfiles(string $type): array
+    {
+        if (!in_array($type, LabelOptions::SUPPORTED_ELEMENTS)) {
+            throw new \InvalidArgumentException('Invalid supported_element type given.');
+        }
+        return $this->findBy(['options.supported_element' => $type, 'show_in_dropdown' => true], ['name' => 'ASC']);
+    }
+
+    /**
+     * Gets a tree of TreeViewNode elements. The root elements has $parent as parent.
+     * The treeview is generic, that means the href are null and ID values are set.
+     *
+     * @return TreeViewNode[]
+     */
+    public function getGenericNodeTree(): array
+    {
+        $result = [];
+
+        foreach (LabelOptions::SUPPORTED_ELEMENTS as $type) {
+            $type_children = [];
+            $entities = $this->findForSupportedElement($type);
+            foreach ($entities as $entity) {
+                /** @var LabelProfile $entity */
+                $node = new TreeViewNode($entity->getName(), null, null);
+                $node->setId($entity->getID());
+                $type_children[] = $node;
+            }
+
+            if (!empty($type_children)) {
+                //Use default label e.g. 'part_label'. $$ marks that it will be translated in TreeViewGenerator
+                $tmp = new TreeViewNode('$$' . $type . '.label', null, $type_children);
+
+                $result[] = $tmp;
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Find all LabelProfiles that can be used with the given type
+     * @param  string  $type See LabelOptions::SUPPORTED_ELEMENTS for valid values.
+     * @param array $order_by The way the results should be sorted. By default ordered by
+     * @return array
+     */
+    public function findForSupportedElement(string $type, array $order_by = ['name' => 'ASC']): array
+    {
+        if (!in_array($type, LabelOptions::SUPPORTED_ELEMENTS)) {
+           throw new \InvalidArgumentException('Invalid supported_element type given.');
+        }
+        return $this->findBy(['options.supported_element' => $type], $order_by);
+    }
+}

src/Security/Voter/LabelProfileVoter.php

@@ -0,0 +1,62 @@
+<?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\Security\Voter;
+
+
+use App\Entity\LabelSystem\LabelProfile;
+use App\Entity\UserSystem\User;
+
+class LabelProfileVoter extends ExtendedVoter
+{
+
+    protected const MAPPING = [
+        'read' => 'read_profiles',
+        'create' => 'create_profiles',
+        'edit' => 'edit_profiles',
+        'delete' => 'delete_profiles',
+        'show_history' => 'show_history',
+        'revert_element' => 'revert_element',
+    ];
+
+    /**
+     * @inheritDoc
+     */
+    protected function voteOnUser($attribute, $subject, User $user): bool
+    {
+        return $this->resolver->inherit($user, 'labels', self::MAPPING[$attribute]) ?? false;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    protected function supports($attribute, $subject)
+    {
+        if ($subject instanceof LabelProfile) {
+            if (!isset(self::MAPPING[$attribute])) {
+                return false;
+            }
+
+            return $this->resolver->isValidOperation('labels', self::MAPPING[$attribute]);
+        }
+
+        return false;
+    }
+}

src/Services/ElementTypeNameGenerator.php

@@ -46,6 +46,7 @@ use App\Entity\Attachments\Attachment;
 use App\Entity\Attachments\AttachmentType;
 use App\Entity\Contracts\NamedElementInterface;
 use App\Entity\Devices\Device;
+use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\Parameters\AbstractParameter;
 use App\Entity\Parts\Category;
 use App\Entity\Parts\Footprint;
@@ -92,6 +93,7 @@ class ElementTypeNameGenerator
             Group::class => $this->translator->trans('group.label'),
             User::class => $this->translator->trans('user.label'),
             AbstractParameter::class => $this->translator->trans('parameter.label'),
+            LabelProfile::class => $this->translator->trans('label_profile.label'),
         ];
     }
 

src/Services/EntityURLGenerator.php

@@ -47,6 +47,7 @@ use App\Entity\Attachments\AttachmentType;
 use App\Entity\Attachments\PartAttachment;
 use App\Entity\Base\AbstractDBElement;
 use App\Entity\Devices\Device;
+use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\Parts\Category;
 use App\Entity\Parts\Footprint;
 use App\Entity\Parts\Manufacturer;
@@ -133,7 +134,6 @@ class EntityURLGenerator
     {
         $map = [
             Part::class => 'part_info',
-
             //As long we does not have own things for it use edit page
             AttachmentType::class => 'attachment_type_edit',
             Category::class => 'category_edit',
@@ -146,6 +146,7 @@ class EntityURLGenerator
             Currency::class => 'currency_edit',
             MeasurementUnit::class => 'measurement_unit_edit',
             Group::class => 'group_edit',
+            LabelProfile::class => 'label_profile_edit',
         ];
 
         try {
@@ -241,6 +242,7 @@ class EntityURLGenerator
             Currency::class => 'currency_edit',
             MeasurementUnit::class => 'measurement_unit_edit',
             Group::class => 'group_edit',
+            LabelProfile::class => 'label_profile_edit'
         ];
 
         return $this->urlGenerator->generate($this->mapToController($map, $entity), ['id' => $entity->getID()]);
@@ -270,6 +272,7 @@ class EntityURLGenerator
             Currency::class => 'currency_edit',
             MeasurementUnit::class => 'measurement_unit_edit',
             Group::class => 'group_edit',
+            LabelProfile::class => 'label_profile_edit'
         ];
 
         return $this->urlGenerator->generate($this->mapToController($map, $entity), ['id' => $entity->getID()]);
@@ -299,6 +302,7 @@ class EntityURLGenerator
             Currency::class => 'currency_new',
             MeasurementUnit::class => 'measurement_unit_new',
             Group::class => 'group_new',
+            LabelProfile::class => 'label_profile_new'
         ];
 
         return $this->urlGenerator->generate($this->mapToController($map, $entity));
@@ -329,6 +333,7 @@ class EntityURLGenerator
             Currency::class => 'currency_clone',
             MeasurementUnit::class => 'measurement_unit_clone',
             Group::class => 'group_clone',
+            LabelProfile::class => 'label_profile_clone'
         ];
 
         return $this->urlGenerator->generate($this->mapToController($map, $entity), ['id' => $entity->getID()]);
@@ -371,6 +376,7 @@ class EntityURLGenerator
             Currency::class => 'currency_delete',
             MeasurementUnit::class => 'measurement_unit_delete',
             Group::class => 'group_delete',
+            LabelProfile::class => 'label_profile_delete'
         ];
 
         return $this->urlGenerator->generate($this->mapToController($map, $entity), ['id' => $entity->getID()]);

src/Services/LabelSystem/BarcodeGenerator.php

@@ -0,0 +1,84 @@
+<?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;
+
+use App\Entity\LabelSystem\LabelOptions;
+use App\Services\LabelSystem\Barcodes\BarcodeContentGenerator;
+use Com\Tecnick\Barcode\Barcode;
+
+final class BarcodeGenerator
+{
+    private $barcodeContentGenerator;
+
+    public function __construct(BarcodeContentGenerator $barcodeContentGenerator)
+    {
+        $this->barcodeContentGenerator = $barcodeContentGenerator;
+    }
+
+    public function generateSVG(LabelOptions $options, object $target): ?string
+    {
+        $barcode = new Barcode();
+
+        switch ($options->getBarcodeType()) {
+            case 'qr':
+                $type = 'QRCODE';
+                break;
+            case 'datamatrix':
+                $type = 'DATAMATRIX';
+                break;
+            case 'code39':
+                $type = 'C39';
+                break;
+            case 'code93':
+                $type = 'C93';
+                break;
+            case 'code128':
+                $type = 'C128A';
+                break;
+            case 'none':
+                return null;
+            default:
+                throw new \InvalidArgumentException('Unknown label type!');
+        }
+
+        $bobj = $barcode->getBarcodeObj($type, $this->getContent($options, $target));
+
+        return $bobj->getSvgCode();
+    }
+
+    public function getContent(LabelOptions $options, object $target): ?string
+    {
+        switch ($options->getBarcodeType()) {
+            case 'qr':
+            case 'datamatrix':
+                return $this->barcodeContentGenerator->getURLContent($target);
+            case 'code39':
+            case 'code93':
+            case 'code128':
+                return $this->barcodeContentGenerator->get1DBarcodeContent($target);
+            case 'none':
+                return null;
+            default:
+                throw new \InvalidArgumentException('Unknown label type!');
+        }
+    }
+
+}

src/Services/LabelSystem/Barcodes/BarcodeContentGenerator.php

@@ -0,0 +1,98 @@
+<?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\Barcodes;
+
+
+use App\Entity\Base\AbstractDBElement;
+use App\Entity\Parts\Manufacturer;
+use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
+use App\Entity\Parts\Supplier;
+use App\Exceptions\EntityNotSupportedException;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+
+final class BarcodeContentGenerator
+{
+    private $urlGenerator;
+
+    public const PREFIX_MAP = [
+        Part::class => 'P',
+        PartLot::class => 'L',
+        Storelocation::class => 'S'
+    ];
+
+    private const URL_MAP = [
+        Part::class => 'part',
+        PartLot::class => 'lot',
+        Storelocation::class => 'location',
+    ];
+
+    public function __construct(UrlGeneratorInterface $urlGenerator)
+    {
+        $this->urlGenerator = $urlGenerator;
+    }
+
+    /**
+     * Generates a fixed URL to the given Element that can be embedded in a 2D code (e.g. QR code).
+     * @param  AbstractDBElement  $target
+     * @return string
+     */
+    public function getURLContent(AbstractDBElement $target): string
+    {
+        $type = $this->classToString(self::URL_MAP, $target);
+
+        return  $this->urlGenerator->generate('scan_qr', [
+            'type' => $type,
+            'id' => $target->getID() ?? 0,
+            '_locale' => null,
+        ], UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    /**
+     * Returns a Code that can be used in a 1D barcode.
+     * The return value has a format of "L0123"
+     * @param  AbstractDBElement  $target
+     * @return string
+     */
+    public function get1DBarcodeContent(AbstractDBElement $target): string
+    {
+        $prefix = $this->classToString(self::PREFIX_MAP, $target);
+        $id = sprintf('%04d', $target->getID() ?? 0);
+        return $prefix  . $id;
+    }
+
+    private function classToString(array $map, object $target): string
+    {
+        $class = get_class($target);
+        if (isset($map[$class])) {
+            return $map[$class];
+        }
+
+        foreach($map as $class => $string) {
+            if (is_a($target, $class)) {
+                return $string;
+            }
+        }
+
+        throw new \InvalidArgumentException('Unknown object class ' . get_class($target));
+    }
+}

src/Services/LabelSystem/Barcodes/BarcodeExampleElementsGenerator.php

@@ -0,0 +1,118 @@
+<?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\Barcodes;
+
+use App\Entity\Base\AbstractStructuralDBElement;
+use App\Entity\Parts\Category;
+use App\Entity\Parts\Footprint;
+use App\Entity\Parts\Manufacturer;
+use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
+
+final class BarcodeExampleElementsGenerator
+{
+    public function getElement(string $type): object
+    {
+        switch ($type) {
+            case 'part':
+                return $this->getExamplePart();
+            case 'part_lot':
+                return $this->getExamplePartLot();
+            case 'storelocation':
+                return $this->getStorelocation();
+            default:
+                throw new \InvalidArgumentException('Unknown $type.');
+        }
+    }
+
+    private 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;
+    }
+
+    private function getStructuralData(string $class): AbstractStructuralDBElement
+    {
+        if (!is_a($class, AbstractStructuralDBElement::class, true)) {
+           throw new \InvalidArgumentException('$class must be an child of AbstractStructuralDBElement');
+        }
+
+        /** @var AbstractStructuralDBElement $parent */
+        $parent = new $class();
+        $parent->setName('Example');
+
+        /** @var AbstractStructuralDBElement $child */
+        $child = new $class();
+        $child->setName((new \ReflectionClass($class))->getShortName());
+        $child->setParent($parent);
+
+        return $child;
+    }
+
+    public function getExamplePart(): Part
+    {
+        $part = new Part();
+        $part->setName('Example Part');
+        $part->setDescription('<b>Part</b> description');
+        $part->setComment('<i>Part</i> comment');
+
+        $part->setCategory($this->getStructuralData(Category::class));
+        $part->setFootprint($this->getStructuralData(Footprint::class));
+        $part->setManufacturer($this->getStructuralData(Manufacturer::class));
+
+        $part->setMass(123.4);
+        $part->setManufacturerProductNumber('CUSTOM MPN');
+        $part->setTags('Tag1, Tag2, Tag3');
+        $part->setManufacturingStatus('active');
+        $part->updatedTimestamps();
+
+        $part->setFavorite(true);
+        $part->setMinAmount(100);
+        $part->setNeedsReview(true);
+
+
+        return $part;
+    }
+
+    public function getExamplePartLot(): PartLot
+    {
+        $lot = new PartLot();
+        $lot->setPart($this->getExamplePart());
+
+        $lot->setDescription('Example Lot');
+        $lot->setComment('Lot comment');
+        $lot->setExpirationDate(new \DateTime('+1 days'));
+        $lot->setStorageLocation($this->getStructuralData(Storelocation::class));
+        $lot->setAmount(123);
+
+        return $lot;
+    }
+}

src/Services/LabelSystem/Barcodes/BarcodeNormalizer.php

@@ -0,0 +1,86 @@
+<?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\Barcodes;
+
+
+final class BarcodeNormalizer
+{
+    private const PREFIX_TYPE_MAP = [
+        'L' => 'lot',
+        'P' => 'part',
+        'S' => 'location',
+    ];
+
+    /**
+     * Parses barcode content and normalizes it.
+     * Returns an array in the format ['part', 1]: First entry contains element type, second the ID of the element
+     * @param  string  $input
+     * @return array
+     */
+    public function normalizeBarcodeContent(string $input): array
+    {
+        $input = trim($input);
+        $matches = [];
+
+        //Some scanner output '-' as ß, so replace it (ß is never used, so we can replace it safely)
+        $input = str_replace('ß', '-', $input);
+
+        //Extract parts from QR code's URL
+        if (preg_match('#^https?://.*/scan/(\w+)/(\d+)/?$#', $input, $matches)) {
+            return [$matches[1], (int) $matches[2]];
+        }
+
+        //New Code39 barcode use L0001 format
+        if (preg_match('#^([A-Z])(\d{4,})$#', $input, $matches)) {
+            $prefix = $matches[1];
+            $id = (int) $matches[2];
+
+            if (!isset(self::PREFIX_TYPE_MAP[$prefix])) {
+                throw new \InvalidArgumentException('Unknown prefix ' . $prefix);
+            }
+            return [self::PREFIX_TYPE_MAP[$prefix], $id];
+        }
+
+        //During development the L-000001 format was used
+        if (preg_match('#^(\w)-(\d{6,})$#', $input, $matches)) {
+            $prefix = $matches[1];
+            $id = (int) $matches[2];
+
+            if (!isset(self::PREFIX_TYPE_MAP[$prefix])) {
+                throw new \InvalidArgumentException('Unknown prefix ' . $prefix);
+            }
+            return [self::PREFIX_TYPE_MAP[$prefix], $id];
+        }
+
+        //Legacy Part-DB location labels used $L00336 format
+        if (preg_match('#^\$L(\d{5,})$#', $input, $matches)) {
+            return ['location', (int) $matches[1]];
+        }
+
+        //Legacy Part-DB used EAN8 barcodes for part labels. Format 0000001(2) (note the optional 8th digit => checksum)
+        if (preg_match('#^(\d{7})\d?$#', $input, $matches)) {
+            return ['part', (int) $matches[1]];
+        }
+
+
+        throw new \InvalidArgumentException('Unknown barcode format!');
+    }
+}

src/Services/LabelSystem/Barcodes/BarcodeRedirector.php

@@ -0,0 +1,69 @@
+<?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\Barcodes;
+
+
+use App\Entity\Parts\PartLot;
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\EntityNotFoundException;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+
+final class BarcodeRedirector
+{
+    private $urlGenerator;
+    private $em;
+
+
+    public function __construct(UrlGeneratorInterface $urlGenerator, EntityManagerInterface $entityManager)
+    {
+        $this->urlGenerator = $urlGenerator;
+        $this->em = $entityManager;
+    }
+
+    /**
+     * Determines the URL to which the user should be redirected, when scanning a QR code
+     * @param  string  $type The type of the element that was scanned (e.g. 'part', 'lot', etc.)
+     * @param  int  $id The ID of the element that was scanned
+     * @return string The URL to which should be redirected.
+     * @throws EntityNotFoundException
+     */
+    public function getRedirectURL(string $type, int $id): string
+    {
+        switch ($type) {
+            case 'part':
+                return $this->urlGenerator->generate('app_part_show', ['id' => $id]);
+            case 'lot':
+                //Try to determine the part to the given lot
+                $lot = $this->em->find(PartLot::class, $id);
+                if ($lot === null) {
+                    throw new EntityNotFoundException();
+                }
+
+                return $this->urlGenerator->generate('app_part_show', ['id' => $lot->getPart()->getID()]);
+
+            case 'location':
+                return $this->urlGenerator->generate('part_list_store_location', ['id' => $id]);
+
+            default:
+                throw new \InvalidArgumentException('Unknown $type: ' . $type);
+        }
+    }
+}

src/Services/LabelSystem/LabelGenerator.php

@@ -0,0 +1,105 @@
+<?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;
+
+
+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;
+
+final 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;
+
+    private $labelHTMLGenerator;
+
+    public function __construct(LabelHTMLGenerator $labelHTMLGenerator)
+    {
+        $this->labelHTMLGenerator = $labelHTMLGenerator;
+    }
+
+    /**
+     * @param  LabelOptions  $options
+     * @param  object|object[]  $elements An element or an array of elements for which labels should be generated
+     * @return string
+     */
+    public function generateLabel(LabelOptions $options, $elements): string
+    {
+        if (!is_array($elements) && !is_object($elements)) {
+            throw new \InvalidArgumentException('$element must be an object or an array of objects!');
+        }
+
+        if (!is_array($elements)) {
+            $elements = [$elements];
+        }
+
+        foreach ($elements as $element) {
+            if (!$this->supports($options, $element)) {
+                throw new \InvalidArgumentException('The given options are not compatible with the given element!');
+            }
+        }
+
+
+        $dompdf = new Dompdf();
+        $dompdf->setPaper($this->mmToPointsArray($options->getWidth(), $options->getHeight()));
+        $dompdf->loadHtml($this->labelHTMLGenerator->getLabelHTML($options, $elements));
+        $dompdf->render();
+        return $dompdf->output();
+    }
+
+    /**
+     * Check if the given LabelOptions can be used with $element.
+     * @param  LabelOptions  $options
+     * @param  object  $element
+     * @return bool
+     */
+    public function supports(LabelOptions $options, object $element)
+    {
+        $supported_type = $options->getSupportedElement();
+        if (!isset(static::CLASS_SUPPORT_MAPPING[$supported_type])) {
+            throw new \InvalidArgumentException('Supported type name of the Label options not known!');
+        }
+
+        return is_a($element, static::CLASS_SUPPORT_MAPPING[$supported_type]);
+    }
+
+    /**
+     * Converts width and height given in mm to an size array, that can be used by DOMPDF for page size
+     * @param  float  $width The width of the paper
+     * @param  float  $height The height of the paper
+     * @return float[]
+     */
+    public function mmToPointsArray(float $width, float $height): array
+    {
+        return [0.0, 0.0, $width * self::MM_TO_POINTS_FACTOR, $height * self::MM_TO_POINTS_FACTOR];
+    }
+}

src/Services/LabelSystem/LabelHTMLGenerator.php

@@ -0,0 +1,115 @@
+<?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;
+
+use App\Entity\Contracts\NamedElementInterface;
+use App\Entity\LabelSystem\LabelOptions;
+use App\Exceptions\TwigModeException;
+use App\Services\ElementTypeNameGenerator;
+use App\Services\LabelSystem\Barcodes\BarcodeContentGenerator;
+use Symfony\Component\Security\Core\Security;
+use Twig\Environment;
+use Twig\Error\Error;
+use Twig\Error\SyntaxError;
+
+final class LabelHTMLGenerator
+{
+    private $twig;
+    private $elementTypeNameGenerator;
+    private $replacer;
+    private $barcodeGenerator;
+    private $sandboxedTwigProvider;
+    private $partdb_title;
+    private $security;
+
+    public function __construct(ElementTypeNameGenerator $elementTypeNameGenerator, LabelTextReplacer $replacer, Environment $twig,
+        BarcodeGenerator $barcodeGenerator, SandboxedTwigProvider $sandboxedTwigProvider, Security $security, string $partdb_title)
+    {
+        $this->twig = $twig;
+        $this->elementTypeNameGenerator = $elementTypeNameGenerator;
+        $this->replacer = $replacer;
+        $this->barcodeGenerator = $barcodeGenerator;
+        $this->sandboxedTwigProvider = $sandboxedTwigProvider;
+        $this->security = $security;
+        $this->partdb_title = $partdb_title;
+    }
+
+    public function getLabelHTML(LabelOptions $options, array $elements): string
+    {
+        if (empty($elements)) {
+            throw new \InvalidArgumentException('$elements must not be empty');
+        }
+
+        $twig_elements = [];
+
+        if ($options->getLinesMode() === 'twig') {
+            $sandboxed_twig = $this->sandboxedTwigProvider->getTwig($options);
+            $current_user = $this->security->getUser();
+        }
+
+        $page = 1;
+        foreach ($elements as $element) {
+            if ($options->getLinesMode() === 'twig' && isset($sandboxed_twig) && isset($current_user)) {
+                try {
+                    $lines = $sandboxed_twig->render(
+                        'lines',
+                        [
+                            'element' => $element,
+                            'page' => $page,
+                            'user' => $current_user,
+                            'install_title' => $this->partdb_title,
+                        ]
+                    );
+                } catch (Error $exception) {
+                    throw new TwigModeException($exception);
+                }
+            } else {
+                $lines = $this->replacer->replace($options->getLines(), $element);
+            }
+
+            $twig_elements[] = [
+                'element' => $element,
+                'lines' => $lines,
+                'barcode' => $this->barcodeGenerator->generateSVG($options, $element),
+                'barcode_content' => $this->barcodeGenerator->getContent($options, $element),
+            ];
+
+            $page++;
+        }
+
+
+        return $this->twig->render('LabelSystem/labels/base_label.html.twig', [
+            'meta_title' => $this->getPDFTitle($options, $elements[0]),
+            'elements' => $twig_elements,
+            'options' => $options,
+        ]);
+    }
+
+
+    protected function getPDFTitle(LabelOptions $options, object $element)
+    {
+        if ($element instanceof NamedElementInterface) {
+            return $this->elementTypeNameGenerator->getTypeNameCombination($element, false);
+        }
+
+        return 'Part-DB label';
+    }
+}

src/Services/LabelSystem/LabelProfileDropdownHelper.php

@@ -0,0 +1,59 @@
+<?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;
+
+
+use App\Entity\LabelSystem\LabelProfile;
+use App\Repository\LabelProfileRepository;
+use App\Services\UserCacheKeyGenerator;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Contracts\Cache\ItemInterface;
+use Symfony\Contracts\Cache\TagAwareCacheInterface;
+
+final class LabelProfileDropdownHelper
+{
+    private $cache;
+    private $entityManager;
+    private $keyGenerator;
+
+    public function __construct(TagAwareCacheInterface $treeCache, EntityManagerInterface $entityManager, UserCacheKeyGenerator $keyGenerator)
+    {
+        $this->cache = $treeCache;
+        $this->entityManager = $entityManager;
+        $this->keyGenerator = $keyGenerator;
+    }
+
+    public function getDropdownProfiles(string $type): array
+    {
+        $secure_class_name = str_replace('\\', '_', LabelProfile::class);
+        $key = 'profile_dropdown_'.$this->keyGenerator->generateKey().'_'.$secure_class_name . '_' . $type;
+
+        /** @var LabelProfileRepository $repo */
+        $repo = $this->entityManager->getRepository(LabelProfile::class);
+
+        return $this->cache->get($key, function (ItemInterface $item) use ($repo, $type, $secure_class_name) {
+            // Invalidate when groups, a element with the class or the user changes
+            $item->tag(['groups', 'tree_treeview', $this->keyGenerator->generateKey(), $secure_class_name]);
+
+            return $repo->getDropdownProfiles($type);
+        });
+    }
+}

src/Services/LabelSystem/LabelTextReplacer.php

@@ -0,0 +1,75 @@
+<?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;
+
+use App\Services\LabelSystem\PlaceholderProviders\PlaceholderProviderInterface;
+
+/**
+ * This service replaces the Placeholders of the user provided lines with the proper informations.
+ * It uses the PlaceholderProviders provided by PlaceholderProviderInterface classes.
+ * @package App\Services\LabelSystem
+ */
+final class LabelTextReplacer
+{
+    private $providers;
+
+    public function __construct(iterable $providers)
+    {
+        $this->providers = $providers;
+    }
+
+    /**
+     * Determine the replacement for a single placeholder. It is iterated over all Replacement Providers.
+     * If the given string is not a placeholder or the placeholder is not known, it will be returned unchanged.
+     * @param  string  $placeholder The placeholder that should be replaced. (e.g. '%%PLACEHOLDER%%')
+     * @param  object  $target The object that should be used for the placeholder info source.
+     * @return string  If the placeholder was valid, the replaced info. Otherwise the passed string.
+     */
+    public function handlePlaceholder(string $placeholder, object $target): string
+    {
+        foreach ($this->providers as $provider) {
+            /** @var PlaceholderProviderInterface $provider */
+            $ret = $provider->replace($placeholder, $target);
+            if ($ret !== null) {
+                return $ret;
+            }
+        }
+
+        return $placeholder;
+    }
+
+    /**
+     * Replaces all placeholders in the input lines.
+     * @param  string  $lines The input lines that should be replaced
+     * @param  object  $target The object that should be used as source for the informations.
+     * @return string The Lines with replaced informations.
+     */
+    public function replace(string $lines, object $target): string
+    {
+        $patterns = [
+            '/(\[\[[A-Z_]+\]\])/' => function ($match) use ($target) {
+                return $this->handlePlaceholder($match[0], $target);
+            },
+        ];
+
+        return preg_replace_callback_array($patterns, $lines);
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/AbstractDBElementProvider.php

@@ -0,0 +1,55 @@
+<?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\Services\ElementTypeNameGenerator;
+
+final class AbstractDBElementProvider implements PlaceholderProviderInterface
+{
+    private $elementTypeNameGenerator;
+
+    public function __construct(ElementTypeNameGenerator $elementTypeNameGenerator)
+    {
+        $this->elementTypeNameGenerator = $elementTypeNameGenerator;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string
+    {
+        if ($label_target instanceof AbstractDBElement) {
+
+            if ($placeholder === '[[TYPE]]') {
+                return $this->elementTypeNameGenerator->getLocalizedTypeLabel($label_target);
+            }
+
+            if ($placeholder === '[[ID]]') {
+                return (string) ($label_target->getID() ?? 'unknown');
+            }
+
+        }
+
+        return null;
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/GlobalProviders.php

@@ -0,0 +1,107 @@
+<?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\UserSystem\User;
+use IntlDateFormatter;
+use Locale;
+use Symfony\Component\Security\Core\Security;
+
+/**
+ * Provides Placeholders for infos about global infos like Installation name or datetimes.
+ * @package App\Services\LabelSystem\PlaceholderProviders
+ */
+final class GlobalProviders implements PlaceholderProviderInterface
+{
+
+    private $partdb_title;
+    private $security;
+
+    public function __construct(string $partdb_title, Security $security)
+    {
+        $this->partdb_title = $partdb_title;
+        $this->security = $security;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string
+    {
+        if ($placeholder === "[[INSTALL_NAME]]") {
+            return $this->partdb_title;
+        }
+
+
+        $user = $this->security->getUser();
+        if ($placeholder === "[[USERNAME]]") {
+            if ($user instanceof User) {
+                return $user->getName();
+            }
+            return 'anonymous';
+        }
+
+        if ($placeholder === "[[USERNAME_FULL]]") {
+            if ($user instanceof User) {
+                return $user->getFullName(true);
+            }
+            return 'anonymous';
+        }
+
+        $now = new \DateTime();
+
+        if ($placeholder === '[[DATETIME]]') {
+            $formatter = IntlDateFormatter::create(
+                Locale::getDefault(),
+                IntlDateFormatter::SHORT,
+                IntlDateFormatter::SHORT,
+                $now->getTimezone()
+            );
+
+            return $formatter->format($now);
+        }
+
+        if ($placeholder === '[[DATE]]') {
+            $formatter = IntlDateFormatter::create(
+                Locale::getDefault(),
+                IntlDateFormatter::SHORT,
+                IntlDateFormatter::NONE,
+                $now->getTimezone()
+            );
+
+            return $formatter->format($now);
+        }
+
+        if ($placeholder === '[[TIME]]') {
+            $formatter = IntlDateFormatter::create(
+                Locale::getDefault(),
+                IntlDateFormatter::NONE,
+                IntlDateFormatter::SHORT,
+                $now->getTimezone()
+            );
+
+            return $formatter->format($now);
+        }
+
+        return null;
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/NamedElementProvider.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\Services\LabelSystem\PlaceholderProviders;
+
+
+use App\Entity\Contracts\NamedElementInterface;
+
+final class NamedElementProvider implements PlaceholderProviderInterface
+{
+
+    /**
+     * @inheritDoc
+     */
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string
+    {
+        if ($label_target instanceof NamedElementInterface && $placeholder === '[[NAME]]') {
+            return $label_target->getName();
+        }
+
+        return null;
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/PartLotProvider.php

@@ -0,0 +1,91 @@
+<?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\Parts\PartLot;
+use App\Services\AmountFormatter;
+use App\Services\LabelSystem\LabelTextReplacer;
+use IntlDateFormatter;
+use Locale;
+
+final class PartLotProvider implements PlaceholderProviderInterface
+{
+    private $labelTextReplacer;
+    private $amountFormatter;
+
+    public function __construct(LabelTextReplacer $labelTextReplacer, AmountFormatter $amountFormatter)
+    {
+        $this->labelTextReplacer = $labelTextReplacer;
+        $this->amountFormatter = $amountFormatter;
+    }
+
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string
+    {
+        if ($label_target instanceof PartLot) {
+            if ($placeholder === '[[LOT_ID]]') {
+                return $label_target->getID() ?? 'unknown';
+            }
+
+            if ($placeholder === '[[LOT_NAME]]') {
+                return $label_target->getName();
+            }
+
+            if ($placeholder === '[[LOT_COMMENT]]') {
+                return $label_target->getComment();
+            }
+
+            if ($placeholder === '[[EXPIRATION_DATE]]') {
+                if ($label_target->getExpirationDate() === null) {
+                    return '';
+                }
+                $formatter = IntlDateFormatter::create(
+                    Locale::getDefault(),
+                    IntlDateFormatter::SHORT,
+                    IntlDateFormatter::NONE
+                //$label_target->getExpirationDate()->getTimezone()
+                );
+
+                return $formatter->format($label_target->getExpirationDate());
+            }
+
+            if ($placeholder === '[[AMOUNT]]') {
+                if ($label_target->isInstockUnknown()) {
+                    return '?';
+                }
+                return $this->amountFormatter->format($label_target->getAmount(), $label_target->getPart()->getPartUnit());
+            }
+
+            if ($placeholder === '[[LOCATION]]') {
+                return $label_target->getStorageLocation() ? $label_target->getStorageLocation()->getName() : '';
+            }
+
+            if ($placeholder === '[[LOCATION_FULL]]') {
+                return $label_target->getStorageLocation() ? $label_target->getStorageLocation()->getFullPath() : '';
+            }
+
+
+            return $this->labelTextReplacer->handlePlaceholder($placeholder, $label_target->getPart());
+        }
+
+        return null;
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/PartProvider.php

@@ -0,0 +1,112 @@
+<?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\Parts\Part;
+use App\Services\SIFormatter;
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+final class PartProvider implements PlaceholderProviderInterface
+{
+
+    private $siFormatter;
+    private $translator;
+
+    public function __construct(SIFormatter $SIFormatter, TranslatorInterface $translator)
+    {
+        $this->siFormatter = $SIFormatter;
+        $this->translator = $translator;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function replace(string $placeholder, object $part, array $options = []): ?string
+    {
+        if (!$part instanceof Part) {
+            return null;
+        }
+
+        if ($placeholder === '[[CATEGORY]]') {
+            return $part->getCategory() ? $part->getCategory()->getName() : '';
+        }
+
+        if ($placeholder === '[[CATEGORY_FULL]]') {
+            return $part->getCategory() ? $part->getCategory()->getFullPath() : '';
+        }
+
+        if ($placeholder === '[[MANUFACTURER]]') {
+            return $part->getManufacturer() ? $part->getManufacturer()->getName() : '';
+        }
+
+        if ($placeholder === '[[MANUFACTURER_FULL]]') {
+            return $part->getManufacturer() ? $part->getManufacturer()->getFullPath() : '';
+        }
+
+        if ($placeholder === '[[FOOTPRINT]]') {
+            return $part->getFootprint() ? $part->getFootprint()->getName() : '';
+        }
+
+        if ($placeholder === '[[FOOTPRINT_FULL]]') {
+            return $part->getFootprint() ? $part->getFootprint()->getFullPath() : '';
+        }
+
+        if ($placeholder === '[[MASS]]') {
+            return $part->getMass() ? $this->siFormatter->format($part->getMass(), 'g', 1) : '';
+        }
+
+        if ($placeholder === '[[MPN]]') {
+            return $part->getManufacturerProductNumber();
+        }
+
+        if ($placeholder === '[[TAGS]]') {
+            return $part->getTags();
+        }
+
+        if ($placeholder === '[[M_STATUS]]') {
+            if ($part->getManufacturingStatus() === '') {
+                return '';
+            }
+            return $this->translator->trans('m_status.' . $part->getManufacturingStatus());
+        }
+
+        $parsedown = new \Parsedown();
+
+        if ($placeholder === '[[DESCRIPTION]]') {
+            return $parsedown->line($part->getDescription());
+        }
+
+        if ($placeholder === '[[DESCRIPTION_T]]') {
+            return strip_tags($parsedown->line($part->getDescription()));
+        }
+
+        if ($placeholder === '[[COMMENT]]') {
+            return $parsedown->line($part->getComment());
+        }
+
+        if ($placeholder === '[[COMMENT_T]]') {
+            return strip_tags($parsedown->line($part->getComment()));
+        }
+
+        return null;
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/PlaceholderProviderInterface.php

@@ -0,0 +1,36 @@
+<?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;
+
+
+interface PlaceholderProviderInterface
+{
+
+    /**
+     * Determines the real value of this placeholder.
+     * If the placeholder is not supported, null must be returned.
+     * @param  string  $placeholder The placeholder (e.g. "%%PLACEHOLDER%%") that should be replaced
+     * @param  object  $label_target The object that is targeted by the label
+     * @param  array   $options  A list of options that can be used to specify the generated output further.
+     * @return string|null The real value of this placeholder, null if not supported.
+     */
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string;
+}

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;
+
+final 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;
+    }
+}

src/Services/LabelSystem/PlaceholderProviders/TimestampableElementProvider.php

@@ -0,0 +1,48 @@
+<?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\Contracts\TimeStampableInterface;
+use IntlDateFormatter;
+use Locale;
+
+final class TimestampableElementProvider implements PlaceholderProviderInterface
+{
+
+    /**
+     * @inheritDoc
+     */
+    public function replace(string $placeholder, object $label_target, array $options = []): ?string
+    {
+        if ($label_target instanceof TimeStampableInterface) {
+            if ($placeholder === '[[LAST_MODIFIED]]') {
+                return IntlDateFormatter::formatObject($label_target->getLastModified() ?? new \DateTime(), IntlDateFormatter::SHORT, Locale::getDefault());
+            }
+
+            if ($placeholder === '[[CREATION_DATE]]') {
+                return IntlDateFormatter::formatObject($label_target->getAddedDate() ?? new \DateTime(), IntlDateFormatter::SHORT, Locale::getDefault());
+            }
+
+        }
+
+        return null;
+    }
+}

src/Services/LabelSystem/SandboxedTwigProvider.php

@@ -0,0 +1,140 @@
+<?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;
+
+
+use App\Entity\Attachments\Attachment;
+use App\Entity\Attachments\AttachmentContainingDBElement;
+use App\Entity\Base\AbstractCompany;
+use App\Entity\Base\AbstractDBElement;
+use App\Entity\Base\AbstractNamedDBElement;
+use App\Entity\Base\AbstractStructuralDBElement;
+use App\Entity\Contracts\NamedElementInterface;
+use App\Entity\Contracts\TimeStampableInterface;
+use App\Entity\LabelSystem\LabelOptions;
+use App\Entity\Parameters\AbstractParameter;
+use App\Entity\Parts\MeasurementUnit;
+use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
+use App\Entity\Parts\Supplier;
+use App\Entity\PriceInformations\Currency;
+use App\Entity\PriceInformations\Orderdetail;
+use App\Entity\PriceInformations\Pricedetail;
+use App\Entity\UserSystem\User;
+use App\Twig\AppExtension;
+use App\Twig\Sandbox\InheritanceSecurityPolicy;
+use Twig\Environment;
+use Twig\Extension\SandboxExtension;
+use Twig\Extra\Intl\IntlExtension;
+use Twig\Sandbox\SecurityPolicy;
+use Twig\Sandbox\SecurityPolicyInterface;
+
+final class SandboxedTwigProvider
+{
+    private const ALLOWED_TAGS = ['apply', 'autoescape', 'do', 'for', 'if', 'set', 'verbatim', 'with'];
+    private const ALLOWED_FILTERS = ['abs', 'batch', 'capitalize', 'column', 'country_name',
+        'currency_name', 'currency_symbol', 'date', 'date_modify', 'default', 'escape', 'filter', 'first', 'format',
+        'format_currency', 'format_date', 'format_datetime', 'format_number', 'format_time', 'join', 'keys',
+        'language_name', 'last', 'length', 'locale_name', 'lower', 'map', 'merge', 'nl2br', 'raw', 'number_format',
+        'reduce', 'replace', 'reverse', 'slice', 'sort', 'spaceless', 'split', 'striptags', 'timezone_name', 'title',
+        'trim', 'upper', 'url_encode',
+        //Part-DB specific filters:
+        'moneyFormat', 'siFormat', 'amountFormat'];
+
+    private const ALLOWED_FUNCTIONS = ['date', 'html_classes', 'max', 'min', 'random', 'range'];
+
+    private const ALLOWED_METHODS = [
+        NamedElementInterface::class => ['getName'],
+        AbstractDBElement::class => ['getID', '__toString'],
+        TimeStampableInterface::class => ['getLastModified', 'getAddedDate'],
+        AbstractStructuralDBElement::class => ['isChildOf', 'isRoot', 'getParent', 'getComment', 'getLevel',
+            'getFullPath', 'getPathArray', 'getChildren', 'isNotSelectable'],
+        AbstractCompany::class => ['getAddress', 'getPhoneNumber', 'getFaxNumber', 'getEmailAddress', 'getWebsite'],
+        AttachmentContainingDBElement::class => ['getAttachments', 'getMasterPictureAttachment'],
+        Attachment::class => ['isPicture', 'is3DModel', 'isExternal', 'isSecure', 'isBuiltIn', 'getExtension',
+            'getElement', 'getURL', 'getFilename', 'getAttachmentType', 'getShowInTable'],
+        AbstractParameter::class => ['getFormattedValue', 'getGroup', 'getSymbol', 'getValueMin', 'getValueMax',
+            'getValueTypical', 'getUnit', 'getValueText'],
+        MeasurementUnit::class => ['getUnit', 'isInteger', 'useSIPrefix'],
+        PartLot::class => ['isExpired', 'getDescription', 'getComment', 'getExpirationDate', 'getStorageLocation',
+            'getPart', 'isInstockUnknown', 'getAmount', 'getNeedsRefill'],
+        Storelocation::class => ['isFull', 'isOnlySinglePart', 'isLimitToExistingParts', 'getStorageType'],
+        Supplier::class => ['getShippingCosts', 'getDefaultCurrency'],
+        Part::class => ['isNeedsReview', 'getTags', 'getMass', 'getDescription', 'isFavorite', 'getCategory',
+            'getFootprint', 'getPartLots', 'getPartUnit', 'useFloatAmount', 'getMinAmount', 'getAmountSum',
+            'getManufacturerProductUrl', 'getCustomProductURL', 'getManufacturingStatus', 'getManufacturer',
+            'getManufacturerProductNumber', 'getOrderdetails', 'isObsolete'],
+        Currency::class => ['getIsoCode', 'getInverseExchangeRate', 'getExchangeRate'],
+        Orderdetail::class => ['getPart', 'getSupplier', 'getSupplierPartNr', 'getObsolete',
+            'getPricedetails', 'findPriceForQty', ],
+        Pricedetail::class => ['getOrderdetail', 'getPrice', 'getPricePerUnit', 'getPriceRelatedQuantity',
+            'getMinDiscountQuantity', 'getCurrency'],
+        //Only allow very little information about users...
+        User::class => ['isAnonymousUser', 'getUsername', 'getFullName', 'getFirstName', 'getLastName',
+            'getDepartment', 'getEmail']
+
+    ];
+    private const ALLOWED_PROPERTIES = [];
+
+    private $appExtension;
+
+    public function __construct(AppExtension $appExtension)
+    {
+        $this->appExtension = $appExtension;
+    }
+
+    public function getTwig(LabelOptions $options): Environment
+    {
+        if ($options->getLinesMode() !== 'twig') {
+            throw new \InvalidArgumentException('The LabelOptions must explicitly allow twig via lines_mode = "twig"!');
+        }
+
+
+        $loader = new \Twig\Loader\ArrayLoader([
+                                                   'lines' => $options->getLines(),
+                                               ]);
+        $twig = new Environment($loader);
+
+        //Second argument activate sandbox globally.
+        $sandbox = new SandboxExtension($this->getSecurityPolicy(), true);
+        $twig->addExtension($sandbox);
+
+        //Add IntlExtension
+        $twig->addExtension(new IntlExtension());
+
+        //Add Part-DB specific extension
+        $twig->addExtension($this->appExtension);
+
+        return $twig;
+    }
+
+    protected function getSecurityPolicy(): SecurityPolicyInterface
+    {
+        return new InheritanceSecurityPolicy(
+            self::ALLOWED_TAGS,
+            self::ALLOWED_FILTERS,
+            self::ALLOWED_METHODS,
+            self::ALLOWED_PROPERTIES,
+            self::ALLOWED_FUNCTIONS
+        );
+    }
+}

src/Services/Misc/RangeParser.php

@@ -0,0 +1,94 @@
+<?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\Misc;
+
+/**
+ * This Parser allows to parse number ranges like 1-3, 4, 5
+ */
+class RangeParser
+{
+    /**
+     * Converts the given range string to an array of all numbers in the given range.
+     * @param  string  $range_str A range string like '1-3, 5, 6'
+     * @return int[] An array with all numbers from the range (e.g. [1, 2, 3, 5, 6]
+     */
+    public function parse(string $range_str): array
+    {
+        //Normalize number separator (we allow , and ;):
+        $range_str = str_replace(';', ',', $range_str);
+
+        $numbers = explode(',', $range_str);
+        $ranges = [];
+        foreach ($numbers as $number) {
+            $number = trim($number);
+            //Extract min / max if token is a range
+            $matches = [];
+            if (preg_match('/^(-?\s*\d+)\s*-\s*(-?\s*\d+)$/', $number, $matches)) {
+                $ranges[] = $this->generateMinMaxRange($matches[1], $matches[2]);
+            } elseif (is_numeric($number)) {
+                $ranges[] = [(int) $number];
+            } elseif (empty($number)) { //Allow empty tokens
+                continue;
+            } else {
+                throw new \InvalidArgumentException('Invalid range encoutered: ' . $number);
+            }
+        }
+
+        //Flatten ranges array
+        return array_merge([], ...$ranges);
+    }
+
+    /**
+     * Checks if the given string is a valid range.
+     * @param  string  $range_str The string that should be checked
+     * @return bool True if the string is valid, false if not.
+     */
+    public function isValidRange(string $range_str): bool
+    {
+        try {
+            $this->parse($range_str);
+            return true;
+        } catch (\InvalidArgumentException $exception) {
+            return false;
+        }
+    }
+
+    protected function generateMinMaxRange(string $min, string $max): array
+    {
+        $min = (int) $min;
+        $max = (int) $max;
+
+        //Ensure that $max > $min
+        if ($min > $max) {
+            $a = $max;
+            $max = $min;
+            $min = $a;
+        }
+
+        $tmp = [];
+        while ($min <= $max) {
+            $tmp[] = $min;
+            $min++;
+        };
+
+        return $tmp;
+    }
+}

src/Services/SIFormatter.php

@@ -105,6 +105,7 @@ class SIFormatter
      * @param float  $value    The value that should be converted
      * @param string $unit     The unit that should be appended after the prefix
      * @param int    $decimals the number of decimals (after decimal dot) that should be outputed
+     * @return string The formatted value
      */
     public function format(float $value, string $unit = '', int $decimals = 2): string
     {

src/Services/Trees/ToolsTreeBuilder.php

@@ -45,6 +45,7 @@ namespace App\Services\Trees;
 use App\Entity\Attachments\AttachmentType;
 use App\Entity\Attachments\PartAttachment;
 use App\Entity\Devices\Device;
+use App\Entity\LabelSystem\LabelProfile;
 use App\Entity\Parts\Category;
 use App\Entity\Parts\Footprint;
 use App\Entity\Parts\Manufacturer;
@@ -104,6 +105,7 @@ 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 +114,27 @@ class ToolsTreeBuilder
         });
     }
 
+    protected function getToolsNode(): array
+    {
+        $nodes = [];
+
+        if ($this->security->isGranted('@labels.create_labels')) {
+            $nodes[] = new TreeViewNode(
+                $this->translator->trans('tree.tools.tools.label_dialog'),
+                $this->urlGenerator->generate('label_dialog')
+            );
+        }
+
+        if ($this->security->isGranted('@tools.label_scanner')) {
+            $nodes[] = new TreeViewNode(
+                $this->translator->trans('tree.tools.tools.label_scanner'),
+                $this->urlGenerator->generate('scan_dialog')
+            );
+        }
+
+        return $nodes;
+    }
+
     /**
      * This functions creates a tree entries for the "edit" node of the tool's tree.
      *
@@ -175,6 +198,12 @@ class ToolsTreeBuilder
                 $this->urlGenerator->generate('measurement_unit_new')
             );
         }
+        if ($this->security->isGranted('read', new LabelProfile())) {
+            $nodes[] = new TreeViewNode(
+                $this->translator->trans('tree.tools.edit.label_profile'),
+                $this->urlGenerator->generate('label_profile_new')
+            );
+        }
         if ($this->security->isGranted('create', new Part())) {
             $nodes[] = new TreeViewNode(
                 $this->translator->trans('tree.tools.edit.part'),
@@ -182,6 +211,7 @@ class ToolsTreeBuilder
             );
         }
 
+
         return $nodes;
     }
 

src/Services/Trees/TreeViewGenerator.php

@@ -118,10 +118,15 @@ class TreeViewGenerator
                 $item->addTag((string) \count($item->getNodes()));
             }
 
-            if (! empty($href_type)) {
+            if (! empty($href_type) && $item->getId() !== null) {
                 $entity = $this->em->getPartialReference($class, $item->getId());
                 $item->setHref($this->urlGenerator->getURL($entity, $href_type));
             }
+
+            //Translate text if text starts with $$
+            if (substr($item->getText(), 0, 2) === '$$') {
+                $item->setText($this->translator->trans(substr($item->getText(), 2)));
+            }
         }
 
         return array_merge($head, $generic);

src/Twig/Sandbox/InheritanceSecurityPolicy.php

@@ -0,0 +1,140 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Twig\Sandbox;
+
+use Twig\Markup;
+use Twig\Sandbox\SecurityNotAllowedFilterError;
+use Twig\Sandbox\SecurityNotAllowedFunctionError;
+use Twig\Sandbox\SecurityNotAllowedMethodError;
+use Twig\Sandbox\SecurityNotAllowedPropertyError;
+use Twig\Sandbox\SecurityNotAllowedTagError;
+use Twig\Sandbox\SecurityPolicyInterface;
+use Twig\Template;
+
+/**
+ * Represents a security policy which need to be enforced when sandbox mode is enabled.
+ *
+ * Modified by Jan Böhmer, to allow inheritance of methods and properties via class hierachy.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+final class InheritanceSecurityPolicy implements SecurityPolicyInterface
+{
+    private $allowedTags;
+    private $allowedFilters;
+    private $allowedMethods;
+    private $allowedProperties;
+    private $allowedFunctions;
+
+    public function __construct(array $allowedTags = [], array $allowedFilters = [], array $allowedMethods = [], array $allowedProperties = [], array $allowedFunctions = [])
+    {
+        $this->allowedTags = $allowedTags;
+        $this->allowedFilters = $allowedFilters;
+        $this->setAllowedMethods($allowedMethods);
+        $this->allowedProperties = $allowedProperties;
+        $this->allowedFunctions = $allowedFunctions;
+    }
+
+    public function setAllowedTags(array $tags): void
+    {
+        $this->allowedTags = $tags;
+    }
+
+    public function setAllowedFilters(array $filters): void
+    {
+        $this->allowedFilters = $filters;
+    }
+
+    public function setAllowedMethods(array $methods): void
+    {
+        $this->allowedMethods = [];
+        foreach ($methods as $class => $m) {
+            $this->allowedMethods[$class] = array_map(function ($value) { return strtr($value, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz'); }, \is_array($m) ? $m : [$m]);
+        }
+    }
+
+    public function setAllowedProperties(array $properties): void
+    {
+        $this->allowedProperties = $properties;
+    }
+
+    public function setAllowedFunctions(array $functions): void
+    {
+        $this->allowedFunctions = $functions;
+    }
+
+    public function checkSecurity($tags, $filters, $functions): void
+    {
+        foreach ($tags as $tag) {
+            if (!\in_array($tag, $this->allowedTags)) {
+                throw new SecurityNotAllowedTagError(sprintf('Tag "%s" is not allowed.', $tag), $tag);
+            }
+        }
+
+        foreach ($filters as $filter) {
+            if (!\in_array($filter, $this->allowedFilters)) {
+                throw new SecurityNotAllowedFilterError(sprintf('Filter "%s" is not allowed.', $filter), $filter);
+            }
+        }
+
+        foreach ($functions as $function) {
+            if (!\in_array($function, $this->allowedFunctions)) {
+                throw new SecurityNotAllowedFunctionError(sprintf('Function "%s" is not allowed.', $function), $function);
+            }
+        }
+    }
+
+    public function checkMethodAllowed($obj, $method): void
+    {
+        if ($obj instanceof Template || $obj instanceof Markup) {
+            return;
+        }
+
+        $allowed = false;
+        $method = strtr($method, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz');
+        foreach ($this->allowedMethods as $class => $methods) {
+            if ($obj instanceof $class) {
+                $allowed = \in_array($method, $methods);
+
+                //CHANGED: Only break if we the method is allowed, otherwise try it on the other methods
+                if ($allowed) {
+                    break;
+                }
+            }
+        }
+
+        if (!$allowed) {
+            $class = \get_class($obj);
+            throw new SecurityNotAllowedMethodError(sprintf('Calling "%s" method on a "%s" object is not allowed.', $method, $class), $class, $method);
+        }
+    }
+
+    public function checkPropertyAllowed($obj, $property): void
+    {
+        $allowed = false;
+        foreach ($this->allowedProperties as $class => $properties) {
+            if ($obj instanceof $class) {
+                $allowed = \in_array($property, \is_array($properties) ? $properties : [$properties]);
+
+                //CHANGED: Only break if we the method is allowed, otherwise try it on the other methods
+                if ($allowed) {
+                    break;
+                }
+            }
+        }
+
+        if (!$allowed) {
+            $class = \get_class($obj);
+            throw new SecurityNotAllowedPropertyError(sprintf('Calling "%s" property on a "%s" object is not allowed.', $property, $class), $class, $property);
+        }
+    }
+}

src/Validator/Constraints/Misc/ValidRange.php

@@ -0,0 +1,33 @@
+<?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\Validator\Constraints\Misc;
+
+
+use Symfony\Component\Validator\Constraint;
+
+/**
+ * @Annotation
+ * @package App\Validator\Constraints\Misc
+ */
+class ValidRange extends Constraint
+{
+    public $message = 'validator.invalid_range';
+}

src/Validator/Constraints/Misc/ValidRangeValidator.php

@@ -0,0 +1,61 @@
+<?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\Validator\Constraints\Misc;
+
+
+use App\Services\Misc\RangeParser;
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+use Symfony\Component\Validator\Exception\UnexpectedTypeException;
+use Symfony\Component\Validator\Exception\UnexpectedValueException;
+
+class ValidRangeValidator extends ConstraintValidator
+{
+
+    protected $rangeParser;
+
+    public function __construct(RangeParser $rangeParser)
+    {
+        $this->rangeParser = $rangeParser;
+    }
+
+    public function validate($value, Constraint $constraint)
+    {
+        if (!$constraint instanceof ValidRange) {
+            throw new UnexpectedTypeException($constraint, ValidRange::class);
+        }
+
+        // custom constraints should ignore null and empty values to allow
+        // other constraints (NotBlank, NotNull, etc.) take care of that
+        if (null === $value || '' === $value) {
+            return;
+        }
+
+        if (!is_string($value)) {
+            throw new UnexpectedValueException($value, 'string');
+        }
+
+        if(!$this->rangeParser->isValidRange($value)) {
+            $this->context->buildViolation($constraint->message)
+                ->addViolation();
+        }
+    }
+}

symfony.lock

@@ -120,12 +120,18 @@
     "doctrine/reflection": {
         "version": "v1.0.0"
     },
+    "dompdf/dompdf": {
+        "version": "v0.8.5"
+    },
     "egulias/email-validator": {
         "version": "2.1.11"
     },
     "ekino/phpstan-banned-code": {
         "version": "v0.3.1"
     },
+    "erusev/parsedown": {
+        "version": "1.7.4"
+    },
     "felixfbecker/advanced-json-rpc": {
         "version": "v3.0.4"
     },
@@ -205,24 +211,12 @@
     "netresearch/jsonmapper": {
         "version": "v1.6.0"
     },
-    "nette/application": {
-        "version": "v3.0.3"
-    },
-    "nette/component-model": {
-        "version": "v3.0.0"
-    },
     "nette/finder": {
         "version": "v2.5.2"
     },
-    "nette/http": {
-        "version": "v3.0.3"
-    },
     "nette/robot-loader": {
         "version": "v3.2.1"
     },
-    "nette/routing": {
-        "version": "v3.0.0"
-    },
     "nette/utils": {
         "version": "v3.1.0"
     },
@@ -271,6 +265,12 @@
     "paragonie/random_compat": {
         "version": "v9.99.99"
     },
+    "phenx/php-font-lib": {
+        "version": "0.5.1"
+    },
+    "phenx/php-svg-lib": {
+        "version": "v0.3.3"
+    },
     "php": {
         "version": "7.2.5"
     },
@@ -373,6 +373,9 @@
     "s9e/text-formatter": {
         "version": "2.1.2"
     },
+    "sabberworm/php-css-parser": {
+        "version": "8.3.0"
+    },
     "scheb/two-factor-bundle": {
         "version": "3.16",
         "recipe": {
@@ -656,6 +659,9 @@
     "symfony/polyfill-mbstring": {
         "version": "v1.10.0"
     },
+    "symfony/polyfill-php70": {
+        "version": "v1.15.0"
+    },
     "symfony/polyfill-php72": {
         "version": "v1.10.0"
     },
@@ -830,18 +836,30 @@
     "symplify/coding-standard": {
         "version": "v7.1.3"
     },
+    "symplify/console-color-diff": {
+        "version": "v7.3.10"
+    },
     "symplify/easy-coding-standard": {
         "version": "v7.1.3"
     },
     "symplify/package-builder": {
         "version": "v7.1.3"
     },
+    "symplify/phpstan-extensions": {
+        "version": "v7.3.10"
+    },
     "symplify/set-config-resolver": {
         "version": "v7.1.3"
     },
     "symplify/smart-file-system": {
         "version": "v7.1.3"
     },
+    "tecnickcom/tc-lib-barcode": {
+        "version": "1.15.20"
+    },
+    "tecnickcom/tc-lib-color": {
+        "version": "1.12.15"
+    },
     "thecodingmachine/safe": {
         "version": "v0.1.16"
     },
@@ -854,6 +872,9 @@
     "twig/extra-bundle": {
         "version": "v3.0.0"
     },
+    "twig/html-extra": {
+        "version": "v3.0.3"
+    },
     "twig/inky-extra": {
         "version": "v3.0.0"
     },

templates/AdminPages/LabelProfileAdmin.html.twig

@@ -0,0 +1,52 @@
+{% extends "AdminPages/EntityAdminBase.html.twig" %}
+
+{% block card_title %}
+    <i class="fas fa-qrcode fa-fw"></i> {% trans %}label_profile.caption{% endtrans %}
+{% endblock %}
+
+{% block additional_pills %}
+    <li class="nav-item"><a data-toggle="tab" class="nav-link link-anchor" href="#tab_advanced">{% trans %}label_profile.advanced{% endtrans %}</a></li>
+    <li class="nav-item"><a data-toggle="tab" class="nav-link link-anchor" href="#tab_comment">{% trans %}label_profile.comment{% endtrans %}</a></li>
+{% endblock %}
+
+{% block additional_panes %}
+    <div class="tab-pane" id="tab_advanced">
+        {{ form_row(form.options.additional_css) }}
+        {{ form_widget(form.options) }}
+    </div>
+
+    <div class="tab-pane" id="tab_comment">
+        {{ form_widget(form.comment) }}
+    </div>
+{% endblock %}
+
+{% block comment %}{% endblock %}
+
+{% block additional_controls %}
+    {{ form_row(form.show_in_dropdown) }}
+    {{ form_row(form.options.supported_element) }}
+    <div class="form-group row">
+        {{ form_label(form.options.width) }}
+        <div class="input-group col-9">
+            {{ form_widget(form.options.width) }}
+            <div class="input-group-append input-group-prepend">
+                <span class="input-group-text">x</span>
+            </div>
+            {{ form_widget(form.options.height) }}
+            <div class="input-group-append">
+                <span class="input-group-text">mm</span>
+            </div>
+        </div>
+    </div>
+    {{ form_row(form.options.barcode_type) }}
+    {{ form_row(form.options.lines) }}
+{% endblock %}
+
+{% block additional_content %}
+    {% if pdf_data is defined and pdf_data is not empty %}
+        <div class="card mt-2 mb-2 p-1 border-secondary" style="resize: vertical; overflow: scroll; height: 250px;">
+            <object id="pdf_preview"  data="{{ pdf_data | data_uri(mime='application/pdf') }}"style="height: inherit">
+            </object>
+        </div>
+    {% endif %}
+{% endblock %}

templates/AdminPages/StorelocationAdmin.html.twig

@@ -1,10 +1,18 @@
 {% extends "AdminPages/EntityAdminBase.html.twig" %}
+{% import "LabelSystem/dropdown_macro.html.twig" as dropdown %}
 
 {% block card_title %}
     <i class="fas fa-cube fa-fw"></i> {% trans %}storelocation.labelp{% endtrans %}
 {% endblock %}
 
 {% block additional_controls %}
+    {% if entity.id %}
+        <div class="row form-group">
+            <div class="offset-sm-3 col-sm-9">
+                {{ dropdown.profile_dropdown('storelocation', entity.id) }}
+            </div>
+        </div>
+    {% endif %}
 {% endblock %}
 
 {% block additional_pills %}

templates/LabelSystem/Scanner/dialog.html.twig

@@ -0,0 +1,33 @@
+{% extends 'main_card.html.twig' %}
+
+{% block card_title %}<i class="fas fa-atom fa-fw"></i> {% trans %}label_scanner.title{% endtrans %}{% endblock %}
+
+{% block card_content %}
+    <div class="alert alert-warning" id="scanner-warning">
+        <strong>{% trans %}label_scanner.no_cam_found.title{% endtrans %}</strong>: {% trans %}label_scanner.no_cam_found.text{% endtrans %}
+    </div>
+
+    {{ form_start(form, {'attr': {'id': 'scan_dialog_form'}}) }}
+
+    {{ form_end(form) }}
+
+    <div class="">
+        <div class="form-group row">
+            <div class="offset-sm-3 col-sm-9">
+                <video id="video" width="100%" height="auto" class="scanner-video img-thumbnail d-none">
+                </video>
+            </div>
+        </div>
+
+        {# <div>
+             <button type="button" class="btn btn-secondary" id="changeSrcBtn">Change Source</button>
+         </div>#}
+
+        <div id="sourceSelectPanel" class="form-group row d-none">
+            <label for="sourceSelect" class="col-sm-3 col-form-label">{% trans %}label_scanner.source_select{% endtrans %}</label>
+            <div class="col-sm-9">
+                <select id="sourceSelect" style="" class="form-control"></select>
+            </div>
+        </div>
+    </div>
+{% endblock %}

templates/LabelSystem/dialog.html.twig

@@ -0,0 +1,116 @@
+{% extends 'main_card.html.twig' %}
+
+{% block title %}{% trans %}label_generator.title{% endtrans %}{% endblock %}
+
+{%- block card_title -%}
+    <i class="fas fa-qrcode fa-fw"></i> {% trans %}label_generator.title{% endtrans %}
+    {% if profile %}({{ profile.name }}){% endif %}
+{%- endblock -%}
+
+{% block card_content %}
+    {{ form_start(form) }}
+
+    <ul class="nav nav-tabs">
+        <li class="nav-item">
+            <a class="nav-link active" data-toggle="tab" id="common-tab" role="tab" aria-controls="common" aria-selected="true" href="#common"
+            >{% trans %}label_generator.common{% endtrans %}</a>
+        </li>
+        <li class="nav-item">
+            <a class="nav-link" data-toggle="tab" id="advanced-tab" role="tab" aria-controls="advanced" aria-selected="false" href="#advanced"
+            >{% trans %}label_generator.advanced{% endtrans %}</a>
+        </li>
+        <li class="nav-item">
+            <a class="nav-link" data-toggle="tab" id="profiles-tab" role="tab" aria-controls="profiles" aria-selected="false" href="#profiles"
+            >{% trans %}label_generator.profiles{% endtrans %}</a>
+        </li>
+    </ul>
+
+    <div class="tab-content mt-2">
+
+        <div class="tab-pane active" id="common" role="tabpanel" aria-labelledby="common-tab">
+            {{ form_row(form.target_id) }}
+
+            {{ form_row(form.options.supported_element) }}
+            <div class="form-group row">
+                {{ form_label(form.options.width) }}
+                <div class="input-group col-9">
+                    {{ form_widget(form.options.width) }}
+                    <div class="input-group-append input-group-prepend">
+                        <span class="input-group-text">x</span>
+                    </div>
+                    {{ form_widget(form.options.height) }}
+                    <div class="input-group-append">
+                        <span class="input-group-text">mm</span>
+                    </div>
+                </div>
+            </div>
+            {{ form_row(form.options.barcode_type) }}
+            {{ form_row(form.options.lines) }}
+        </div>
+
+        <div class="tab-pane" id="advanced" role="tabpanel" aria-labelledby="advanced-tab">
+            {{ form_row(form.options.additional_css) }}
+            {{ form_widget(form.options) }}
+        </div>
+
+        <div class="tab-pane" id="profiles" role="tabpanel" aria-labelledby="profiles-tab">
+            <div class="form-group row">
+                <label class="col-sm-3 col-form-label">{% trans %}label_generator.selected_profile{% endtrans %}</label>
+                <div class="col-sm-9">
+                    <span class="form-control-plaintext">{{ profile.name ?? '-' }}
+                        {% if profile %}
+                            <a href="{{ profile | entityURL('edit') }}" title="{% trans %}label_generator.edit_profile{% endtrans %}"
+                            ><i class="fas fa-edit"></i></a>
+                        {% endif %}
+                    </span>
+                </div>
+            </div>
+
+            <div class="form-group row">
+                <div class="offset-sm-3 col-sm-9">
+                    <div class="dropdown">
+                        <button class="btn btn-info dropdown-toggle" type="button" id="loadProfilesButton"
+                                {% if not is_granted("@labels.create_labels") %}disabled{% endif %}
+                                data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+                            {% trans %}label_generator.load_profile{% endtrans %}
+                        </button>
+                        <div class="dropdown-menu" aria-labelledby="loadProfilesButton">
+                            {% if is_granted("@labels.create_labels") %}
+                                {% for type in constant("App\\Entity\\LabelSystem\\LabelOptions::SUPPORTED_ELEMENTS") %}
+                                    {% set profiles = label_profile_dropdown_helper.dropdownProfiles(type) %}
+                                    {% if profiles is not empty %}
+                                        <h6 class="dropdown-header">{{ (type~'.label') | trans }}</h6>
+                                    {% endif %}
+                                    {% for profile in profiles %}
+                                        <a class="dropdown-item" href="{{ path('label_dialog_profile', {'profile': profile.id }) }}">{{ profile.name }}</a>
+                                    {% endfor %}
+                                {% endfor %}
+                            {% endif %}
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+
+
+    {{ 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="{{ pdf_data | data_uri(mime='application/pdf') }}"style="height: inherit">
+            </object>
+        </div>
+    {% endif %}
+{% endblock %}

templates/LabelSystem/dropdown_macro.html.twig

@@ -0,0 +1,24 @@
+{% macro profile_dropdown(type, id = null, include_text = true, btn_type = 'btn-secondary') %}
+    <div class="dropdown">
+        <button type="button" class="btn {{ btn_type }} dropdown-toggle" title="{% trans %}label_generator.label_btn{% endtrans %}"
+                data-toggle="dropdown" aria-haspopup="true" aria-expanded="false" {% if not is_granted("@labels.create_labels") %}disabled{% endif %}>
+            <i class="fas fa-fw fa-qrcode"></i> {% if include_text %}{% trans %}label_generator.label_btn{% endtrans %}{% endif %}
+        </button>
+        <div class="dropdown-menu">
+            {% if is_granted('@labels.read_profiles') %}
+                {% set profiles = label_profile_dropdown_helper.dropdownProfiles(type) %}
+            {% else %}
+                {% set profiles = [] %}
+            {% endif %}
+            {% for profile in profiles %}
+                <a class="dropdown-item" href="{{ path('label_dialog_profile', {'profile': profile.id, 'target_type': type, 'target_id': id, 'generate': true}) }}">{{ profile.name }}</a>
+            {% endfor %}
+            {% if profiles is not empty and is_granted('@labels.edit_options') %}
+                <div class="dropdown-divider"></div>
+            {% endif %}
+            {% if is_granted('@labels.edit_options') %} {# An empty dialog does not make much sense, when you can not edit the options... #}
+                <a class="dropdown-item" href="{{ path('label_dialog', {'target_type': type, 'target_id': id}) }}">{% trans %}label_generator.label_empty{% endtrans %}</a>
+            {% endif %}
+        </div>
+    </div>
+{% endmacro %}

templates/LabelSystem/labels/base_label.html.twig

@@ -0,0 +1,27 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="UTF-8">
+    <title>{{ meta_title }}</title>
+    <meta name="author" content="{{ partdb_title }}">
+    <meta name="description" content="Label for {{ meta_title }}">
+    <meta name="keywords" content="Part-DB, Label, Barcode">
+    <style>
+        {% include("LabelSystem/labels/label_style.css.twig") %}
+        {{ options.additionalCss | escape("html") }}
+    </style>
+</head>
+<body>
+{% for element in elements %}
+    <div style="page-break-inside: avoid; page-break-before: avoid; {% if not loop.last %}page-break-after: always;{% endif %}">
+        {% if options.barcodeType == 'none' %}
+            {% include "LabelSystem/labels/label_page_none.html.twig" %}
+        {% elseif options.barcodeType in ['qr', 'datamatrix'] %}
+            {% include "LabelSystem/labels/label_page_qr.html.twig" %}
+        {% elseif options.barcodeType in ['code39', 'code93', 'code128'] %}
+            {% include "LabelSystem/labels/label_page_1d.html.twig" %}
+        {% endif %}
+    </div>
+{% endfor %}
+</body>
+</html>

templates/LabelSystem/labels/label_page_1d.html.twig

@@ -0,0 +1,27 @@
+<div>
+    <div class="lines-container">
+        {{ element.lines | raw }}
+    </div>
+    <div class="C39-container" style="">
+        <img class="C39" src="{{ element.barcode | data_uri(mime='image/svg+xml') }}" height="30px">
+        <span class="C39-text">{{ element.barcode_content }}</span>
+    </div>
+</div>
+
+{#
+<div>
+    <div class="row">
+        <div class="col-5">
+            <div class="C39-container">
+                <img class="C39" src="{{ inlineData(element.barcode, 'image/svg+xml') }}" width="100%" height="50px" style="">
+            </div>
+
+        </div>
+        <div class="col-7">
+            <div class="lines-container">
+                {{ element.lines | raw }}
+            </div>
+        </div>
+    </div>
+</div>
+#}

templates/LabelSystem/labels/label_page_none.html.twig

@@ -0,0 +1 @@
+{{ element.lines | raw }}

templates/LabelSystem/labels/label_page_qr.html.twig

@@ -0,0 +1,17 @@
+<div>
+    <div class="row">
+        <div class="col-5">
+            <div class="qr-container">
+                <a href="{{ element.barcode_content }}">
+                    <img class="qr" src="{{ element.barcode | data_uri(mime='image/svg+xml') }}" width="100%" style="">
+                </a>
+            </div>
+            {#{{ element.barcode | raw }} #}
+        </div>
+        <div class="col-7">
+            <div class="lines-container">
+                {{ element.lines | raw }}
+            </div>
+        </div>
+    </div>
+</div>

templates/LabelSystem/labels/label_style.css.twig

@@ -0,0 +1,157 @@
+@page {
+    margin: 12px 6px;
+}
+
+body {
+    font-family: "DejaVu Sans Mono";
+    font-size: 9pt;
+    line-height: 1.0;
+}
+
+p {
+    margin: 0;
+}
+
+hr {
+    margin: 2px;
+}
+
+.qr {
+    max-width: 80%;
+}
+
+.qr-container a {
+    display: block;
+}
+
+.C39 {
+    max-width: 150px;
+}
+
+.C39-container {
+    display: inline-block;
+    align-content: center;
+    text-align: left;
+    position: fixed;
+    bottom: 32px;
+}
+
+.C39-text {
+    display: block;
+    margin-top: -6px;
+    font-size: 6pt;
+}
+
+/**************************************
+ Grid system token from simplegrid.io
+
+ SIMPLE GRID
+ (C) ZACH COLE 2016
+ ************************************/
+.font-light {
+    font-weight: 300;
+}
+
+.font-regular {
+    font-weight: 400;
+}
+
+.font-heavy {
+    font-weight: 700;
+}
+
+/* POSITIONING */
+
+.left {
+    text-align: left;
+}
+
+.right {
+    text-align: right;
+}
+
+.center {
+    text-align: center;
+    margin-left: auto;
+    margin-right: auto;
+}
+
+.justify {
+    text-align: justify;
+}
+
+/* ==== GRID SYSTEM ==== */
+
+.container {
+    width: 90%;
+    margin-left: auto;
+    margin-right: auto;
+}
+
+.row {
+    position: relative;
+    width: 100%;
+    page-break-after: avoid;
+    page-break-before: avoid;
+    page-break-inside: avoid;
+}
+
+.row [class^="col"] {
+    float: left;
+    margin: 0 0.5%;
+    min-height: 0.125rem ;
+}
+
+.row::after {
+    content: "";
+    display: table;
+    clear: both;
+}
+
+.col-1 {
+    width: 4.33%;
+}
+
+.col-2 {
+    width: 12.66%;
+}
+
+.col-3 {
+    width: 21%;
+}
+
+.col-4 {
+    width: 29.33%;
+}
+
+.col-5 {
+    width: 37.66%;
+}
+
+.col-6 {
+    width: 46%;
+}
+
+.col-7 {
+    width: 54.33%;
+}
+
+.col-8 {
+    width: 62.66%;
+}
+
+.col-9 {
+    width: 71%;
+}
+
+.col-10 {
+    width: 79.33%;
+}
+
+.col-11 {
+    width: 87.66%;
+}
+
+.col-12 {
+    width: 96%;
+}

templates/Parts/info/_part_lots.html.twig

@@ -1,4 +1,5 @@
 {% import "helper.twig" as helper %}
+{% import "LabelSystem/dropdown_macro.html.twig" as dropdown %}
 
 <table class="table table-striped table-hover table-responsive-sm">
     <thead>
@@ -7,6 +8,7 @@
         <th>{% trans %}part_lots.storage_location{% endtrans %}</th>
         <th>{% trans %}part_lots.amount{% endtrans %}</th>
         <th></th> {# Tags row #}
+        <th></th> {# Button row #}
     </tr>
     </thead>
 
@@ -55,6 +57,9 @@
                     {% endif %}
                 </h6>
             </td>
+            <td>
+                {{ dropdown.profile_dropdown('part_lot', lot.id, false) }}
+            </td>
         </tr>
     {% endfor %}
     </tbody>

templates/Parts/info/_tools.html.twig

@@ -1,3 +1,5 @@
+{% import "LabelSystem/dropdown_macro.html.twig" as dropdown %}
+
 {% if is_granted('edit', part) %}
     <a href="{{ part|entityURL('edit') }}" class="btn btn-primary mt-3">
         <i class="fas fa-fw fa-edit"></i>
@@ -46,4 +48,6 @@
             </div>
         </div>
     </div>
-</form>
+</form>
+
+{{ dropdown.profile_dropdown('part', part.id) }}

templates/Parts/lists/_info_card.html.twig

@@ -1,4 +1,5 @@
 {% import "helper.twig" as helper %}
+{% import "LabelSystem/dropdown_macro.html.twig" as dropdown %}
 
 {{ helper.breadcrumb_entity_link(entity) }}
 
@@ -77,6 +78,11 @@
                                             <i class="fas fa-calendar-plus fa-fw"></i> {{ entity.addedDate | format_datetime("short") }}
                                         </span>
                                     </div>
+
+                                    {% if entity is instanceof("App\\Entity\\Parts\\Storelocation") %}
+                                        {{ dropdown.profile_dropdown('storelocation', entity.id, true, 'btn-secondary btn-block mt-2') }}
+                                    {% endif %}
+
                                 </div>
                             </div>
                         </div>

templates/_navbar.html.twig

@@ -16,17 +16,19 @@
 
 
     <div class="collapse navbar-collapse" id="navbarContent">
+        <ul class="navbar-nav mr-auto">
+            {% if is_granted("@tools.label_scanner") %}
+                <li class="nav-item">
+                    <a class="nav-link" href="{{ url("scan_dialog") }}">{% trans %}navbar.scanner.link{% endtrans %}</a>
+                </li>
+            {% endif %}
+        </ul>
+
         <div class="form-inline my-2 my-lg-0 ml-auto" id="searchbar">
             <!-- Searchbar -->
             {% include "_navbar_search.html.twig" %}
         </div>
 
-        <a class="d-block d-md-none  nav-link link-datasheet" style="color: black;"
-           href="zxing://scan/?ret={if isset($smarty.server.HTTPS)}https{else}http{/if}%3A%2F%2F{$smarty.server.HTTP_HOST|escape:'url'}{$relative_path|escape:'url'}show_search_parts.php%3Fkeyword%3D%7BCODE%7D&SCAN_FORMATS=EAN_8,CODE_39">
-            <i class="fa fa-barcode fa-fw fa-lg" aria-hidden="true"></i>
-            <span class="ml-2 text-muted">{% trans %}barcode.scan{% endtrans %}</span>
-        </a>
-
         <ul class="navbar-nav ml-3" id="login-content">
             <li class="nav-item dropdown">
                 <a href="#" class="dropdown-toggle link-anchor nav-link" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">

tests/ApplicationAvailabilityFunctionalTest.php

@@ -119,5 +119,12 @@ class ApplicationAvailabilityFunctionalTest extends WebTestCase
         //Typeahead
         yield ['/typeahead/builtInResources/search/DIP8'];
         yield ['/typeahead/tags/search/test'];
+
+        //Label test
+        yield ['/scan'];
+        yield ['/label/dialog'];
+        yield ['/label/dialog?target_id=1&target_type=part'];
+        yield ['/label/1/dialog'];
+        yield ['/label/1/dialog?target_id=1&target_type=part&generate=1'];
     }
 }

tests/Controller/AdminPages/LabelProfileControllerTest.php

@@ -0,0 +1,58 @@
+<?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\Tests\Controller\AdminPages;
+
+
+use App\Entity\LabelSystem\LabelProfile;
+use Symfony\Component\Security\Core\Exception\AccessDeniedException;
+
+class LabelProfileControllerTest extends AbstractAdminControllerTest
+{
+    protected static $base_path = '/en'.'/label_profile';
+    protected static $entity_class = LabelProfile::class;
+
+    /**
+     * Tests if deleting an entity is working.
+     *
+     * @group slow
+     * @dataProvider deleteDataProvider
+     */
+    public function testDeleteEntity(string $user, bool $delete): void
+    {
+        //Test read access
+        $client = static::createClient([], [
+            'PHP_AUTH_USER' => $user,
+            'PHP_AUTH_PW' => 'test',
+        ]);
+
+        $client->catchExceptions(false);
+        if (false === $delete) {
+            $this->expectException(AccessDeniedException::class);
+        }
+
+        //Test read/list access by access /new overview page
+        $client->request('DELETE', static::$base_path.'/3');
+
+        //Page is redirected to '/new', when delete was successful
+        $this->assertSame($delete, $client->getResponse()->isRedirect(static::$base_path.'/new'));
+        $this->assertSame($delete, ! $client->getResponse()->isForbidden(), 'Permission Checking not working!');
+    }
+}

tests/Services/LabelSystem/BarcodeGeneratorTest.php

@@ -0,0 +1,80 @@
+<?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\Tests\Services\LabelSystem;
+
+use App\Entity\LabelSystem\LabelOptions;
+use App\Entity\Parts\Part;
+use App\Services\LabelSystem\BarcodeGenerator;
+use PHPUnit\Framework\TestCase;
+use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+
+final class BarcodeGeneratorTest extends WebTestCase
+{
+
+    /** @var BarcodeGenerator */
+    protected $services;
+
+    public function setUp(): void
+    {
+        self::bootKernel();
+        $this->services = self::$container->get(BarcodeGenerator::class);
+    }
+
+    public function testGetContent(): void
+    {
+        $part = new Part();
+        $part->setName('Test');
+
+        //Test that all barcodes types are supported
+        foreach (LabelOptions::BARCODE_TYPES as $type) {
+            $options = new LabelOptions();
+            $options->setBarcodeType($type);
+            $content = $this->services->generateSVG($options, $part);
+
+            //When type is none, service must return null.
+            if ($type === 'none') {
+                $this->assertNull($content);
+            } else {
+                $this->assertIsString($content);
+            }
+        }
+    }
+
+    public function testGenerateSVG(): void
+    {
+        $part = new Part();
+        $part->setName('Test');
+
+        //Test that all barcodes types are supported
+        foreach (LabelOptions::BARCODE_TYPES as $type) {
+            $options = new LabelOptions();
+            $options->setBarcodeType($type);
+            $svg = $this->services->generateSVG($options, $part);
+
+            //When type is none, service must return null.
+            if ($type === "none") {
+                $this->assertNull($svg);
+            } else {
+                $this->assertStringContainsStringIgnoringCase("SVG", $svg);
+            }
+        }
+    }
+}