diff --git a/Build/Sources/TypeScript/rte_ckeditor/plugin/typo3-link.ts b/Build/Sources/TypeScript/rte_ckeditor/plugin/typo3-link.ts
index 8f8af4687a103bffdf1fc256de87026032dc174f..c97d0db37be9fa43675d11ab2925ff79129345b5 100644
--- a/Build/Sources/TypeScript/rte_ckeditor/plugin/typo3-link.ts
+++ b/Build/Sources/TypeScript/rte_ckeditor/plugin/typo3-link.ts
@@ -1,7 +1,9 @@
 import { UI, Core, Engine, Typing, Link, LinkUtils, LinkActionsView, Widget, Utils } from '@typo3/ckeditor5-bundle';
 import { default as modalObject, ModalElement } from '@typo3/backend/modal';
-import type AttributeElement from '@ckeditor/ckeditor5-engine/src/view/attributeelement';
-import { ViewElement } from '@ckeditor/ckeditor5-engine';
+import type { AttributeElement, ViewElement } from '@ckeditor/ckeditor5-engine';
+import type { GeneralHtmlSupport, DataFilter } from '@ckeditor/ckeditor5-html-support';
+import type { GHSViewAttributes } from '@ckeditor/ckeditor5-html-support/src/utils';
+
 const linkIcon = '<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>';
 
 export const LINK_ALLOWED_ATTRIBUTES = ['href', 'title', 'class', 'target', 'rel'];
@@ -72,8 +74,7 @@ export class Typo3LinkCommand extends Core.Command {
           // Then update `linkHref` value.
           const linkRange = Typing.findAttributeRange(position, 'linkHref', selection.getAttribute('linkHref') as string, model);
           writer.setAttribute('linkHref', href, linkRange);
-          // apply `linkAttr`
-          for (const [attribute, value] of Object.entries(linkAttr.attrs)) {
+          for (const [attribute, value] of Object.entries(this.composeLinkAttributes(linkAttr))) {
             writer.setAttribute(attribute, value, linkRange);
           }
           // Put the selection at the end of the updated link.
@@ -85,8 +86,7 @@ export class Typo3LinkCommand extends Core.Command {
           // So, if `href` is empty, do not create text node.
           const attributes = Utils.toMap(selection.getAttributes() as any);
           attributes.set('linkHref', href);
-          // apply `linkAttr`
-          for (const [attribute, value] of Object.entries(linkAttr.attrs)) {
+          for (const [attribute, value] of Object.entries(this.composeLinkAttributes(linkAttr))) {
             attributes.set(attribute, value);
           }
           const { end: positionAfter } = model.insertContent(writer.createText(href, attributes as any), position);
@@ -123,8 +123,7 @@ export class Typo3LinkCommand extends Core.Command {
         }
         for (const range of rangesToUpdate) {
           writer.setAttribute('linkHref', href, range);
-          // apply link attributes (linkAttr)
-          for (const [attribute, value] of Object.entries(linkAttr.attrs)) {
+          for (const [attribute, value] of Object.entries(this.composeLinkAttributes(linkAttr))) {
             writer.setAttribute(attribute, value, range);
           }
         }
@@ -132,6 +131,28 @@ export class Typo3LinkCommand extends Core.Command {
     });
   }
 
+  private composeLinkAttributes(linkAttr: Typo3LinkDict): Record<string, GHSViewAttributes|string> {
+    const attrs: Record<string, GHSViewAttributes|string> = {};
+    for (const [attribute, value] of Object.entries(linkAttr.attrs)) {
+      if (attribute === 'linkClass') {
+        const htmlSupport: GeneralHtmlSupport = this.editor.plugins.get('GeneralHtmlSupport');
+        const ghsAttributeName = htmlSupport.getGhsAttributeNameForElement('a');
+        const selection = this.editor.model.document.selection;
+        let htmlA: GHSViewAttributes;
+        if (selection.hasAttribute(ghsAttributeName)) {
+          htmlA = { ...(selection.getAttribute(ghsAttributeName) as GHSViewAttributes) };
+        } else {
+          htmlA = {};
+        }
+        htmlA.classes = value.split(' ');
+        attrs[ghsAttributeName] = htmlA;
+      } else {
+        attrs[attribute] = value;
+      }
+    }
+    return attrs;
+  }
+
   private isRangeToUpdate(range: Engine.Range, allowedRanges: Engine.Range[]) {
     for (const allowedRange of allowedRanges) {
       // A range is inside an element that will have the `linkHref` attribute. Do not modify its nodes.
@@ -179,7 +200,6 @@ export class Typo3UnlinkCommand extends Core.Command {
       for (const range of rangesToUnlink) {
         writer.removeAttribute('linkHref', range);
         writer.removeAttribute('linkTarget', range);
-        writer.removeAttribute('linkClass', range);
         writer.removeAttribute('linkTitle', range);
         writer.removeAttribute('linkRel', range);
       }
@@ -192,10 +212,14 @@ export class Typo3LinkEditing extends Core.Plugin {
 
   init(): void {
     const editor = this.editor;
+    // @todo: Why is this needed? Remove.
     (window as any).editor = editor;
 
     // @todo YAML additionalAttributes is not implemented yet
-    editor.model.schema.extend('$text', { allowAttributes: ['linkTitle', 'linkClass', 'linkTarget', 'linkRel', 'linkDataRteError'] });
+    editor.model.schema.extend('$text', { allowAttributes: ['linkTitle', 'linkTarget', 'linkRel', 'linkDataRteError'] });
+
+    const ghsDataFilter: DataFilter = editor.plugins.get('DataFilter');
+    ghsDataFilter.loadAllowedConfig([{ name: 'a', classes: true }]);
 
     // linkDataRteError <=> data-rte-error
     // This is used for marking broken links (e.g. by linkvalidator) when editing in RTE.
@@ -226,19 +250,6 @@ export class Typo3LinkEditing extends Core.Plugin {
       view: { name: 'a', attributes: { title: true } },
       model: { key: 'linkTitle', value: (viewElement: ViewElement) => viewElement.getAttribute('title') }
     });
-    // linkClass <=> class
-    editor.conversion.for('downcast').attributeToElement({
-      model: 'linkClass',
-      view: (value: string, { writer }) => {
-        const linkElement = writer.createAttributeElement('a', { class: value }, { priority: 5 });
-        writer.setCustomProperty('linkClass', true, linkElement);
-        return linkElement;
-      }
-    });
-    editor.conversion.for('upcast').elementToAttribute({
-      view: { name: 'a', attributes: { class: true } },
-      model: { key: 'linkClass', value: (viewElement: ViewElement) => viewElement.getAttribute('class') }
-    });
     // linkTarget <=> target
     editor.conversion.for('downcast').attributeToElement({
       model: 'linkTarget',
@@ -650,6 +661,6 @@ export class Typo3LinkUI extends Core.Plugin {
 
 export default class Typo3Link extends Core.Plugin {
   static readonly pluginName = 'Typo3Link';
-  static readonly requires = [Link.LinkEditing, Link.AutoLink, Typo3LinkEditing, Typo3LinkUI];
+  static readonly requires = ['GeneralHtmlSupport', Link.LinkEditing, Link.AutoLink, Typo3LinkEditing, Typo3LinkUI];
   static readonly overrides?: Array<typeof Core.Plugin> = [Link.Link];
 }
diff --git a/Build/ckeditor5.rollup.config.js b/Build/ckeditor5.rollup.config.js
index f744202f92167d4edd45cd8de8273267ad3284bf..997d6733a9cd80f52a92b6be956d6441a8216b68 100644
--- a/Build/ckeditor5.rollup.config.js
+++ b/Build/ckeditor5.rollup.config.js
@@ -25,6 +25,25 @@ export default [
       name: 'ckeditor5',
     },
     plugins: [
+      {
+        name: 'patchLinkEditing',
+        transform(code, id) {
+          if (id.endsWith('@ckeditor/ckeditor5-link/src/linkediting.js')) {
+            // Workaround a CKEditor5 bug where a link without an `href` attribute is created
+            // when the cursor is placed at the end of a link containing a class attribute.
+            // @todo: Fix this upstream: htmlA should theoretically be removed automatically
+            // when linkHref is removed as it is defined to be a coupledAttribute with linkHref.
+            // (see @ckeditor/ckeditor5-html-support/src/schemadefinitions.js)
+            const source = "return textAttributes.filter(attribute => attribute.startsWith('link'));";
+            const target = "return textAttributes.filter(attribute => attribute.startsWith('link') || attribute === 'htmlA');";
+            if (!code.includes(source)) {
+              throw new Error(`Expected to find "${search}" in "${id}". Please adapt the rollup plugin "patchLinkEditing".`);
+            }
+            return code.replace(source, target);
+          }
+          return code;
+        }
+      },
       postcss({
         ...postCssConfig,
         inject: function (cssVariableName, fileId) {
diff --git a/typo3/sysext/rte_ckeditor/Resources/Public/Contrib/ckeditor5-bundle.js b/typo3/sysext/rte_ckeditor/Resources/Public/Contrib/ckeditor5-bundle.js
index 6784d643e4088c88eb815770a58075aa9af16284..1f2f8579283c068385751bebe993f091e8c0a263 100644
--- a/typo3/sysext/rte_ckeditor/Resources/Public/Contrib/ckeditor5-bundle.js
+++ b/typo3/sysext/rte_ckeditor/Resources/Public/Contrib/ckeditor5-bundle.js
@@ -74033,7 +74033,7 @@ function isTyping(editor) {
  */
 function getLinkAttributesAllowedOnText(schema) {
     const textAttributes = schema.getDefinition('$text').allowAttributes;
-    return textAttributes.filter(attribute => attribute.startsWith('link'));
+    return textAttributes.filter(attribute => attribute.startsWith('link') || attribute === 'htmlA');
 }var css_248z$w = ".ck.ck-link-form{display:flex}.ck.ck-link-form .ck-label{display:none}@media screen and (max-width:600px){.ck.ck-link-form{flex-wrap:wrap}.ck.ck-link-form .ck-labeled-field-view{flex-basis:100%}.ck.ck-link-form .ck-button{flex-basis:50%}}.ck.ck-link-form_layout-vertical{display:block}.ck.ck-link-form_layout-vertical .ck-button.ck-button-cancel,.ck.ck-link-form_layout-vertical .ck-button.ck-button-save{margin-top:var(--ck-spacing-medium)}.ck.ck-link-form_layout-vertical{min-width:var(--ck-input-width);padding:0}.ck.ck-link-form_layout-vertical .ck-labeled-field-view{margin:var(--ck-spacing-large) var(--ck-spacing-large) var(--ck-spacing-small)}.ck.ck-link-form_layout-vertical .ck-labeled-field-view .ck-input-text{min-width:0;width:100%}.ck.ck-link-form_layout-vertical>.ck-button{border-radius:0;margin:0;padding:var(--ck-spacing-standard);width:50%}.ck.ck-link-form_layout-vertical>.ck-button:not(:focus){border-top:1px solid var(--ck-color-base-border)}[dir=ltr] .ck.ck-link-form_layout-vertical>.ck-button,[dir=rtl] .ck.ck-link-form_layout-vertical>.ck-button{margin-left:0}[dir=rtl] .ck.ck-link-form_layout-vertical>.ck-button:last-of-type{border-right:1px solid var(--ck-color-base-border)}.ck.ck-link-form_layout-vertical .ck.ck-list{margin:var(--ck-spacing-standard) var(--ck-spacing-large)}.ck.ck-link-form_layout-vertical .ck.ck-list .ck-button.ck-switchbutton{padding:0;width:100%}.ck.ck-link-form_layout-vertical .ck.ck-list .ck-button.ck-switchbutton:hover{background:none}";
 styleInject(css_248z$w);/**
  * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
diff --git a/typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/plugin/typo3-link.js b/typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/plugin/typo3-link.js
index ef0090d93f6a97ef2b792ff566cc959f682745a9..ab8d773f6476f2621f164a52f54c3f50500fe5b6 100644
--- a/typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/plugin/typo3-link.js
+++ b/typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/plugin/typo3-link.js
@@ -10,4 +10,4 @@
  *
  * The TYPO3 project - inspiring people to share!
  */
-import{UI,Core,Engine,Typing,Link,LinkUtils,LinkActionsView,Widget,Utils}from"@typo3/ckeditor5-bundle.js";import{default as modalObject}from"@typo3/backend/modal.js";const linkIcon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>';export const LINK_ALLOWED_ATTRIBUTES=["href","title","class","target","rel"];export function addLinkPrefix(e){return"link"+(e.charAt(0).toUpperCase()+e.slice(1))}export class Typo3TextView extends UI.View{constructor(e){super(e),this.set("text",void 0);const t=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-linktext"],title:t.to("text")},children:[{text:t.to("text")}]})}}export class Typo3LinkCommand extends Core.Command{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement()||Utils.first(t.getSelectedBlocks());LinkUtils.isLinkableElement(i,e.schema)?(this.value=i.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(i,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"))}execute(e,t={}){const i=this.editor.model,n=i.document.selection;i.change((o=>{if(n.isCollapsed){const s=n.getFirstPosition();if(n.hasAttribute("linkHref")){const r=Typing.findAttributeRange(s,"linkHref",n.getAttribute("linkHref"),i);o.setAttribute("linkHref",e,r);for(const[e,i]of Object.entries(t.attrs))o.setAttribute(e,i,r);o.setSelection(o.createPositionAfter(r.end.nodeBefore))}else if(""!==e){const r=Utils.toMap(n.getAttributes());r.set("linkHref",e);for(const[e,i]of Object.entries(t.attrs))r.set(e,i);const{end:l}=i.insertContent(o.createText(e,r),s);o.setSelection(l)}o.removeSelectionAttribute("linkHref")}else{const s=i.schema.getValidRanges(n.getRanges(),"linkHref"),r=[];for(const e of n.getSelectedBlocks())i.schema.checkAttribute(e,"linkHref")&&r.push(o.createRangeOn(e));const l=r.slice();for(const e of s)this.isRangeToUpdate(e,r)&&l.push(e);for(const i of l){o.setAttribute("linkHref",e,i);for(const[e,n]of Object.entries(t.attrs))o.setAttribute(e,n,i)}}}))}isRangeToUpdate(e,t){for(const i of t)if(i.containsRange(e))return!1;return!0}}export class Typo3UnlinkCommand extends Core.Command{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement();LinkUtils.isLinkableElement(i,e.schema)?(this.value=i.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(i,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"))}execute(){const e=this.editor.model,t=e.document.selection;e.change((i=>{const n=t.isCollapsed?[Typing.findAttributeRange(t.getFirstPosition(),"linkHref",t.getAttribute("linkHref"),e)]:e.schema.getValidRanges(t.getRanges(),"linkHref");for(const e of n)i.removeAttribute("linkHref",e),i.removeAttribute("linkTarget",e),i.removeAttribute("linkClass",e),i.removeAttribute("linkTitle",e),i.removeAttribute("linkRel",e)}))}}export class Typo3LinkEditing extends Core.Plugin{init(){const e=this.editor;window.editor=e,e.model.schema.extend("$text",{allowAttributes:["linkTitle","linkClass","linkTarget","linkRel","linkDataRteError"]}),e.conversion.for("downcast").attributeToElement({model:"linkDataRteError",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{"data-rte-error":e},{priority:5});return t.setCustomProperty("linkDataRteError",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{"data-rte-error":!0}},model:{key:"linkDataRteError",value:e=>e.getAttribute("data-rte-error")}}),e.conversion.for("downcast").attributeToElement({model:"linkTitle",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{title:e},{priority:5});return t.setCustomProperty("linkTitle",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{title:!0}},model:{key:"linkTitle",value:e=>e.getAttribute("title")}}),e.conversion.for("downcast").attributeToElement({model:"linkClass",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{class:e},{priority:5});return t.setCustomProperty("linkClass",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{class:!0}},model:{key:"linkClass",value:e=>e.getAttribute("class")}}),e.conversion.for("downcast").attributeToElement({model:"linkTarget",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{target:e},{priority:5});return t.setCustomProperty("linkTarget",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{target:!0}},model:{key:"linkTarget",value:e=>e.getAttribute("target")}}),e.conversion.for("downcast").attributeToElement({model:"linkRel",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{rel:e},{priority:5});return t.setCustomProperty("linkRel",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{rel:!0}},model:{key:"linkRel",value:e=>e.getAttribute("rel")}}),e.commands.add("link",new Typo3LinkCommand(e)),e.commands.add("unlink",new Typo3UnlinkCommand(e))}}Typo3LinkEditing.pluginName="Typo3LinkEditing";export class Typo3LinkActionsView extends LinkActionsView{_createPreviewButton(){const e=new Typo3TextView(this.locale),t=this.t;return e.bind("text").to(this,"href",(e=>e||t("This link has no URL"))),e}}const VISUAL_SELECTION_MARKER_NAME="link-ui";export class Typo3LinkUI extends Core.Plugin{init(){const e=this.editor;e.editing.view.addObserver(Engine.ClickObserver),this.actionsView=this.createActionsView(),this.balloon=e.plugins.get(UI.ContextualBalloon),this.createToolbarLinkButtons(),this.enableUserBalloonInteractions(),e.conversion.for("editingDowncast").markerToHighlight({model:"link-ui",view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:"link-ui",view:{name:"span",classes:["ck-fake-link-selection","ck-fake-link-selection_collapsed"]}})}createActionsView(){const e=this.editor,t=new Typo3LinkActionsView(e.locale),i=e.commands.get("link"),n=e.commands.get("unlink");return t.bind("href").to(i,"value"),t.editButtonView.bind("isEnabled").to(i),t.unlinkButtonView.bind("isEnabled").to(n),this.listenTo(t,"edit",(()=>{this.openLinkBrowser(e)})),this.listenTo(t,"unlink",(()=>{e.execute("unlink"),this.hideUI()})),t.keystrokes.set("Esc",((e,t)=>{this.hideUI(),t()})),t}createToolbarLinkButtons(){const e=this.editor,t=e.commands.get("link"),i=e.t;e.keystrokes.set(LinkUtils.LINK_KEYSTROKE,((e,i)=>{i(),t.isEnabled&&this.showUI()})),e.ui.componentFactory.add("link",(e=>{const n=new UI.ButtonView(e);return n.isEnabled=!0,n.label=i("Link"),n.icon=linkIcon,n.keystroke=LinkUtils.LINK_KEYSTROKE,n.tooltip=!0,n.isToggleable=!0,n.bind("isEnabled").to(t,"isEnabled"),n.bind("isOn").to(t,"value",(e=>!!e)),this.listenTo(n,"execute",(()=>this.showUI())),n}))}enableUserBalloonInteractions(){const e=this.editor.editing.view.document;this.listenTo(e,"click",(()=>{this.getSelectedLinkElement()&&this.showUI()})),this.editor.keystrokes.set("Esc",((e,t)=>{this.isUIVisible()&&(this.hideUI(),t())}))}addActionsView(){this.areActionsInPanel()||this.balloon.add({view:this.actionsView,position:this.getBalloonPositionData()})}hideUI(){if(!this.isUIInPanel())return;const e=this.editor;this.stopListening(e.ui,"update"),this.stopListening(this.balloon,"change:visibleView"),e.editing.view.focus(),this.balloon.remove(this.actionsView),this.hideFakeVisualSelection()}showUI(){this.getSelectedLinkElement()?(this.addActionsView(),this.balloon.showStack("main")):(this.showFakeVisualSelection(),this.openLinkBrowser(this.editor)),this.startUpdatingUI()}startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let i=this.getSelectedLinkElement(),n=s();const o=()=>{const e=this.getSelectedLinkElement(),t=s();i&&!e||!i&&t!==n?this.hideUI():this.isUIVisible()&&this.balloon.updatePosition(this.getBalloonPositionData()),i=e,n=t};function s(){return t.selection.focus.getAncestors().reverse().find((e=>e.is("element")))}this.listenTo(e.ui,"update",o),this.listenTo(this.balloon,"change:visibleView",o)}areActionsInPanel(){return this.balloon.hasView(this.actionsView)}areActionsVisible(){return this.balloon.visibleView===this.actionsView}isUIInPanel(){return this.areActionsInPanel()}isUIVisible(){return this.areActionsVisible()}getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model,i=e.document;let n=null;if(t.markers.has("link-ui")){const t=Array.from(this.editor.editing.mapper.markerNameToElements("link-ui")),i=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));n=e.domConverter.viewRangeToDom(i)}else n=()=>{const t=this.getSelectedLinkElement();return t?e.domConverter.mapViewToDom(t):e.domConverter.viewRangeToDom(i.selection.getFirstRange())};return{target:n}}getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,i=t.getSelectedElement();if(t.isCollapsed||i&&Widget.isWidget(i))return this.findLinkElementAncestor(t.getFirstPosition());{const i=t.getFirstRange().getTrimmed(),n=this.findLinkElementAncestor(i.start),o=this.findLinkElementAncestor(i.end);return n&&n==o&&e.createRangeIn(n).getTrimmed().isEqual(i)?n:null}}showFakeVisualSelection(){const e=this.editor.model;e.change((t=>{const i=e.document.selection.getFirstRange();if(e.markers.has("link-ui"))t.updateMarker("link-ui",{range:i});else if(i.start.isAtEnd){const n=i.start.getLastMatchingPosition((({item:t})=>!e.schema.isContent(t)),{startPosition:null,boundaries:i});t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:t.createRange(n,i.end)})}else t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:i})}))}hideFakeVisualSelection(){const e=this.editor.model;e.markers.has("link-ui")&&e.change((e=>{e.removeMarker("link-ui")}))}findLinkElementAncestor(e){return e.getAncestors().find((e=>LinkUtils.isLinkElement(e)))}openLinkBrowser(e){const t=this.getSelectedLinkElement();let i="";t&&(i+="&P[curUrl][url]="+encodeURIComponent(t.getAttribute("href")),["target","class","title","rel"].forEach((e=>{const n=t.getAttribute(e);n&&(i+="&P[curUrl]["+e+"]="+encodeURIComponent(n))}))),this.openElementBrowser(e,"Link",this.makeUrlFromModulePath(e,e.config.get("typo3link")?.routeUrl,i))}makeUrlFromModulePath(e,t,i){return t+(-1===t.indexOf("?")?"?":"&")+"&contentsLanguage=en&editorId=123"+(i||"")}openElementBrowser(e,t,i){modalObject.advanced({type:modalObject.types.iframe,title:t,content:i,size:modalObject.sizes.large,callback:t=>{t.userData.editor=e,t.userData.selectionStartPosition=e.model.document.selection.getFirstPosition(),t.userData.selectionEndPosition=e.model.document.selection.getLastPosition(),t.querySelector(".t3js-modal-body")?.setAttribute("id","123")}})}}Typo3LinkUI.pluginName="Typo3LinkUI",Typo3LinkUI.requires=[UI.ContextualBalloon];class Typo3Link extends Core.Plugin{}Typo3Link.pluginName="Typo3Link",Typo3Link.requires=[Link.LinkEditing,Link.AutoLink,Typo3LinkEditing,Typo3LinkUI],Typo3Link.overrides=[Link.Link];export default Typo3Link;
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+import{UI,Core,Engine,Typing,Link,LinkUtils,LinkActionsView,Widget,Utils}from"@typo3/ckeditor5-bundle.js";import{default as modalObject}from"@typo3/backend/modal.js";const linkIcon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>';export const LINK_ALLOWED_ATTRIBUTES=["href","title","class","target","rel"];export function addLinkPrefix(e){return"link"+(e.charAt(0).toUpperCase()+e.slice(1))}export class Typo3TextView extends UI.View{constructor(e){super(e),this.set("text",void 0);const t=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-linktext"],title:t.to("text")},children:[{text:t.to("text")}]})}}export class Typo3LinkCommand extends Core.Command{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement()||Utils.first(t.getSelectedBlocks());LinkUtils.isLinkableElement(i,e.schema)?(this.value=i.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(i,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"))}execute(e,t={}){const i=this.editor.model,n=i.document.selection;i.change((o=>{if(n.isCollapsed){const s=n.getFirstPosition();if(n.hasAttribute("linkHref")){const r=Typing.findAttributeRange(s,"linkHref",n.getAttribute("linkHref"),i);o.setAttribute("linkHref",e,r);for(const[e,i]of Object.entries(this.composeLinkAttributes(t)))o.setAttribute(e,i,r);o.setSelection(o.createPositionAfter(r.end.nodeBefore))}else if(""!==e){const r=Utils.toMap(n.getAttributes());r.set("linkHref",e);for(const[e,i]of Object.entries(this.composeLinkAttributes(t)))r.set(e,i);const{end:l}=i.insertContent(o.createText(e,r),s);o.setSelection(l)}o.removeSelectionAttribute("linkHref")}else{const s=i.schema.getValidRanges(n.getRanges(),"linkHref"),r=[];for(const e of n.getSelectedBlocks())i.schema.checkAttribute(e,"linkHref")&&r.push(o.createRangeOn(e));const l=r.slice();for(const e of s)this.isRangeToUpdate(e,r)&&l.push(e);for(const i of l){o.setAttribute("linkHref",e,i);for(const[e,n]of Object.entries(this.composeLinkAttributes(t)))o.setAttribute(e,n,i)}}}))}composeLinkAttributes(e){const t={};for(const[i,n]of Object.entries(e.attrs))if("linkClass"===i){const e=this.editor.plugins.get("GeneralHtmlSupport").getGhsAttributeNameForElement("a"),i=this.editor.model.document.selection;let o;o=i.hasAttribute(e)?{...i.getAttribute(e)}:{},o.classes=n.split(" "),t[e]=o}else t[i]=n;return t}isRangeToUpdate(e,t){for(const i of t)if(i.containsRange(e))return!1;return!0}}export class Typo3UnlinkCommand extends Core.Command{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement();LinkUtils.isLinkableElement(i,e.schema)?(this.value=i.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(i,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"))}execute(){const e=this.editor.model,t=e.document.selection;e.change((i=>{const n=t.isCollapsed?[Typing.findAttributeRange(t.getFirstPosition(),"linkHref",t.getAttribute("linkHref"),e)]:e.schema.getValidRanges(t.getRanges(),"linkHref");for(const e of n)i.removeAttribute("linkHref",e),i.removeAttribute("linkTarget",e),i.removeAttribute("linkTitle",e),i.removeAttribute("linkRel",e)}))}}export class Typo3LinkEditing extends Core.Plugin{init(){const e=this.editor;window.editor=e,e.model.schema.extend("$text",{allowAttributes:["linkTitle","linkTarget","linkRel","linkDataRteError"]});e.plugins.get("DataFilter").loadAllowedConfig([{name:"a",classes:!0}]),e.conversion.for("downcast").attributeToElement({model:"linkDataRteError",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{"data-rte-error":e},{priority:5});return t.setCustomProperty("linkDataRteError",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{"data-rte-error":!0}},model:{key:"linkDataRteError",value:e=>e.getAttribute("data-rte-error")}}),e.conversion.for("downcast").attributeToElement({model:"linkTitle",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{title:e},{priority:5});return t.setCustomProperty("linkTitle",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{title:!0}},model:{key:"linkTitle",value:e=>e.getAttribute("title")}}),e.conversion.for("downcast").attributeToElement({model:"linkTarget",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{target:e},{priority:5});return t.setCustomProperty("linkTarget",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{target:!0}},model:{key:"linkTarget",value:e=>e.getAttribute("target")}}),e.conversion.for("downcast").attributeToElement({model:"linkRel",view:(e,{writer:t})=>{const i=t.createAttributeElement("a",{rel:e},{priority:5});return t.setCustomProperty("linkRel",!0,i),i}}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{rel:!0}},model:{key:"linkRel",value:e=>e.getAttribute("rel")}}),e.commands.add("link",new Typo3LinkCommand(e)),e.commands.add("unlink",new Typo3UnlinkCommand(e))}}Typo3LinkEditing.pluginName="Typo3LinkEditing";export class Typo3LinkActionsView extends LinkActionsView{_createPreviewButton(){const e=new Typo3TextView(this.locale),t=this.t;return e.bind("text").to(this,"href",(e=>e||t("This link has no URL"))),e}}const VISUAL_SELECTION_MARKER_NAME="link-ui";export class Typo3LinkUI extends Core.Plugin{init(){const e=this.editor;e.editing.view.addObserver(Engine.ClickObserver),this.actionsView=this.createActionsView(),this.balloon=e.plugins.get(UI.ContextualBalloon),this.createToolbarLinkButtons(),this.enableUserBalloonInteractions(),e.conversion.for("editingDowncast").markerToHighlight({model:"link-ui",view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:"link-ui",view:{name:"span",classes:["ck-fake-link-selection","ck-fake-link-selection_collapsed"]}})}createActionsView(){const e=this.editor,t=new Typo3LinkActionsView(e.locale),i=e.commands.get("link"),n=e.commands.get("unlink");return t.bind("href").to(i,"value"),t.editButtonView.bind("isEnabled").to(i),t.unlinkButtonView.bind("isEnabled").to(n),this.listenTo(t,"edit",(()=>{this.openLinkBrowser(e)})),this.listenTo(t,"unlink",(()=>{e.execute("unlink"),this.hideUI()})),t.keystrokes.set("Esc",((e,t)=>{this.hideUI(),t()})),t}createToolbarLinkButtons(){const e=this.editor,t=e.commands.get("link"),i=e.t;e.keystrokes.set(LinkUtils.LINK_KEYSTROKE,((e,i)=>{i(),t.isEnabled&&this.showUI()})),e.ui.componentFactory.add("link",(e=>{const n=new UI.ButtonView(e);return n.isEnabled=!0,n.label=i("Link"),n.icon=linkIcon,n.keystroke=LinkUtils.LINK_KEYSTROKE,n.tooltip=!0,n.isToggleable=!0,n.bind("isEnabled").to(t,"isEnabled"),n.bind("isOn").to(t,"value",(e=>!!e)),this.listenTo(n,"execute",(()=>this.showUI())),n}))}enableUserBalloonInteractions(){const e=this.editor.editing.view.document;this.listenTo(e,"click",(()=>{this.getSelectedLinkElement()&&this.showUI()})),this.editor.keystrokes.set("Esc",((e,t)=>{this.isUIVisible()&&(this.hideUI(),t())}))}addActionsView(){this.areActionsInPanel()||this.balloon.add({view:this.actionsView,position:this.getBalloonPositionData()})}hideUI(){if(!this.isUIInPanel())return;const e=this.editor;this.stopListening(e.ui,"update"),this.stopListening(this.balloon,"change:visibleView"),e.editing.view.focus(),this.balloon.remove(this.actionsView),this.hideFakeVisualSelection()}showUI(){this.getSelectedLinkElement()?(this.addActionsView(),this.balloon.showStack("main")):(this.showFakeVisualSelection(),this.openLinkBrowser(this.editor)),this.startUpdatingUI()}startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let i=this.getSelectedLinkElement(),n=s();const o=()=>{const e=this.getSelectedLinkElement(),t=s();i&&!e||!i&&t!==n?this.hideUI():this.isUIVisible()&&this.balloon.updatePosition(this.getBalloonPositionData()),i=e,n=t};function s(){return t.selection.focus.getAncestors().reverse().find((e=>e.is("element")))}this.listenTo(e.ui,"update",o),this.listenTo(this.balloon,"change:visibleView",o)}areActionsInPanel(){return this.balloon.hasView(this.actionsView)}areActionsVisible(){return this.balloon.visibleView===this.actionsView}isUIInPanel(){return this.areActionsInPanel()}isUIVisible(){return this.areActionsVisible()}getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model,i=e.document;let n=null;if(t.markers.has("link-ui")){const t=Array.from(this.editor.editing.mapper.markerNameToElements("link-ui")),i=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));n=e.domConverter.viewRangeToDom(i)}else n=()=>{const t=this.getSelectedLinkElement();return t?e.domConverter.mapViewToDom(t):e.domConverter.viewRangeToDom(i.selection.getFirstRange())};return{target:n}}getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,i=t.getSelectedElement();if(t.isCollapsed||i&&Widget.isWidget(i))return this.findLinkElementAncestor(t.getFirstPosition());{const i=t.getFirstRange().getTrimmed(),n=this.findLinkElementAncestor(i.start),o=this.findLinkElementAncestor(i.end);return n&&n==o&&e.createRangeIn(n).getTrimmed().isEqual(i)?n:null}}showFakeVisualSelection(){const e=this.editor.model;e.change((t=>{const i=e.document.selection.getFirstRange();if(e.markers.has("link-ui"))t.updateMarker("link-ui",{range:i});else if(i.start.isAtEnd){const n=i.start.getLastMatchingPosition((({item:t})=>!e.schema.isContent(t)),{startPosition:null,boundaries:i});t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:t.createRange(n,i.end)})}else t.addMarker("link-ui",{usingOperation:!1,affectsData:!1,range:i})}))}hideFakeVisualSelection(){const e=this.editor.model;e.markers.has("link-ui")&&e.change((e=>{e.removeMarker("link-ui")}))}findLinkElementAncestor(e){return e.getAncestors().find((e=>LinkUtils.isLinkElement(e)))}openLinkBrowser(e){const t=this.getSelectedLinkElement();let i="";t&&(i+="&P[curUrl][url]="+encodeURIComponent(t.getAttribute("href")),["target","class","title","rel"].forEach((e=>{const n=t.getAttribute(e);n&&(i+="&P[curUrl]["+e+"]="+encodeURIComponent(n))}))),this.openElementBrowser(e,"Link",this.makeUrlFromModulePath(e,e.config.get("typo3link")?.routeUrl,i))}makeUrlFromModulePath(e,t,i){return t+(-1===t.indexOf("?")?"?":"&")+"&contentsLanguage=en&editorId=123"+(i||"")}openElementBrowser(e,t,i){modalObject.advanced({type:modalObject.types.iframe,title:t,content:i,size:modalObject.sizes.large,callback:t=>{t.userData.editor=e,t.userData.selectionStartPosition=e.model.document.selection.getFirstPosition(),t.userData.selectionEndPosition=e.model.document.selection.getLastPosition(),t.querySelector(".t3js-modal-body")?.setAttribute("id","123")}})}}Typo3LinkUI.pluginName="Typo3LinkUI",Typo3LinkUI.requires=[UI.ContextualBalloon];class Typo3Link extends Core.Plugin{}Typo3Link.pluginName="Typo3Link",Typo3Link.requires=["GeneralHtmlSupport",Link.LinkEditing,Link.AutoLink,Typo3LinkEditing,Typo3LinkUI],Typo3Link.overrides=[Link.Link];export default Typo3Link;
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