@ckeditor/ckeditor5-link/build/link.js

Link feature for CKEditor 5.

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 * @license Copyright (c) 2003-2025, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md.
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t=String(e);return"0"===t&&Object.is(Number(e),-0)?"-0":t}const c=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g,d="^(?:(?:<protocols>):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))",u=/^[\S]+@((?![-_])(?:[-\w\u00a1-\uffff]{0,63}[^-_]\.))+(?:[a-z\u00a1-\uffff]{2,})$/i,h=/^((\w+:(\/{2,})?)|(\W))/i,k=["https?","ftps?","mailto"],m="Ctrl+K";function f(e,{writer:t}){const i=t.createAttributeElement("a",{href:e},{priority:5});return t.setCustomProperty("link",!0,i),i}function p(e,t=k){const i=String(e),n=t.join("|");return function(e,t){const i=e.replace(c,"");return!!i.match(t)}(i,new RegExp(`${d.replace("<protocols>",n)}`,"i"))?i:"#"}function g(e,t){return!!e&&t.checkAttribute(e.name,"linkHref")}function b(e,t){const i=(n=e,u.test(n)?"mailto:":t);var n;const s=!!i&&!w(e);return e&&s?i+e:e}function w(e){return h.test(e)}function v(e){let t="";for(const i of e.getItems()){if(!i.is("$text")&&!i.is("$textProxy"))return;t+=i.data}return t}class _ extends e.Command{manualDecorators=new r.Collection;automaticDecorators=new a;restoreManualDecoratorStates(){for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement()||(0,r.first)(t.getSelectedBlocks());g(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"));for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}execute(e,i={},n){const s=this.editor.model,a=s.document.selection,l=[],c=[];for(const e in i)i[e]?l.push(e):c.push(e);s.change((i=>{const d=t=>{i.setAttribute("linkHref",e,t),l.forEach((e=>i.setAttribute(e,!0,t))),c.forEach((e=>i.removeAttribute(e,t)))},u=(t,o)=>{const a=v(t);if(!a)return t;let l=n;if(l||(l=o&&o==a?e:a),l!=a){const e=function(e,t){const i=(0,r.diff)(e,t),n={equal:0,insert:0,delete:0},s=[];let o="",a="";for(const r of[...i,null])"insert"==r?a+=t[n.equal+n.insert]:"delete"==r?o+=e[n.equal+n.delete]:(o.length||a.length)&&(s.push({offset:n.equal,actual:o,expected:a}),o="",a=""),r&&n[r]++;return s}(a,l);let n=0;for(const{offset:r,actual:o,expected:a}of e){const e=r+n,l=i.createRange(t.start.getShiftedBy(e),t.start.getShiftedBy(e+o.length)),c=V(l,t).getAttributes(),u=Array.from(c).filter((([e])=>s.schema.getAttributeProperties(e).isFormatting)),h=i.createText(a,u);d(h),s.insertContent(h,l),n+=a.length}return i.createRange(t.start,t.start.getShiftedBy(l.length))}},h=e=>{const{plugins:t}=this.editor;if(i.setSelection(e.end),t.has("TwoStepCaretMovement"))t.get("TwoStepCaretMovement")._handleForwardMovement();else for(const e of["linkHref",...l,...c])i.removeSelectionAttribute(e)};if(a.isCollapsed){const o=a.getFirstPosition();if(a.hasAttribute("linkHref")){const e=a.getAttribute("linkHref"),i=(0,t.findAttributeRange)(o,"linkHref",e,s),n=u(i,e);d(n||i),n&&h(n)}else if(""!==e){const t=(0,r.toMap)(a.getAttributes());t.set("linkHref",e),l.forEach((e=>{t.set(e,!0)}));h(s.insertContent(i.createText(n||e,t),o))}}else{const e=Array.from(a.getRanges()),t=s.schema.getValidRanges(e,"linkHref"),n=[];for(const e of a.getSelectedBlocks())s.schema.checkAttribute(e,"linkHref")&&n.push(i.createRangeOn(e));const r=n.slice();for(const e of t)this._isRangeToUpdate(e,n)&&r.push(e);const l=e.map((e=>({start:o.LivePosition.fromPosition(e.start,"toPrevious"),end:o.LivePosition.fromPosition(e.end,"toNext")})));for(let e of r){e=u(e,(e.start.textNode||e.start.nodeAfter).getAttribute("linkHref"))||e,d(e)}i.setSelection(l.map((e=>{const t=e.start.toPosition(),i=e.end.toPosition();return e.start.detach(),e.end.detach(),s.createRange(t,i)})))}}))}_getDecoratorStateFromModel(e){const t=this.editor.model,i=t.document.selection,n=i.getSelectedElement();return g(n,t.schema)?n.getAttribute(e):i.getAttribute(e)}_isRangeToUpdate(e,t){for(const i of t)if(i.containsRange(e))return!1;return!0}}function V(e,t){if(!e.isCollapsed)return(0,r.first)(e.getItems());const i=e.start;return i.textNode?i.textNode:!i.nodeBefore||i.isEqual(t.start)?i.nodeAfter:i.nodeBefore}class y extends e.Command{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement();g(i,e.schema)?this.isEnabled=e.schema.checkAttribute(i,"linkHref"):this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref")}execute(){const e=this.editor,i=this.editor.model,n=i.document.selection,s=e.commands.get("link");i.change((e=>{const r=n.isCollapsed?[(0,t.findAttributeRange)(n.getFirstPosition(),"linkHref",n.getAttribute("linkHref"),i)]:i.schema.getValidRanges(n.getRanges(),"linkHref");for(const t of r)if(e.removeAttribute("linkHref",t),s)for(const i of s.manualDecorators)e.removeAttribute(i.id,t)}))}}class x extends((0,r.ObservableMixin)()){id;defaultValue;label;attributes;classes;styles;constructor({id:e,label:t,attributes:i,classes:n,styles:s,defaultValue:r}){super(),this.id=e,this.set("value",void 0),this.defaultValue=r,this.label=t,this.attributes=i,this.classes=n,this.styles=s}_createPattern(){return{attributes:this.attributes,classes:this.classes,styles:this.styles}}}var I=i(591),L=i.n(I),A=i(639),T=i.n(A),P=i(128),C=i.n(P),S=i(21),E=i.n(S),B=i(51),M=i.n(B),D=i(429),N={attributes:{"data-cke":!0}};N.setAttributes=E(),N.insert=C().bind(null,"head"),N.domAPI=T(),N.insertStyleElement=M();L()(D.A,N);D.A&&D.A.locals&&D.A.locals;const F="automatic",H=/^(https?:)?\/\//;class O extends e.Plugin{_linkOpeners=[];static get pluginName(){return"LinkEditing"}static get isOfficialPlugin(){return!0}static get requires(){return[t.TwoStepCaretMovement,t.Input,s.ClipboardPipeline]}constructor(e){super(e),e.config.define("link",{allowCreatingEmptyLinks:!1,addTargetToExternalLinks:!1,toolbar:["linkPreview","|","editLink","linkProperties","unlink"]})}init(){const e=this.editor,i=this.editor.config.get("link.allowedProtocols");e.model.schema.extend("$text",{allowAttributes:"linkHref"}),e.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:f}),e.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(e,t)=>f(p(e,i),t)}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:!0}},model:{key:"linkHref",value:e=>e.getAttribute("href")}}),e.commands.add("link",new _(e)),e.commands.add("unlink",new y(e));const n=function(e,t){const i={"Open in a new tab":e("Open in a new tab"),Downloadable:e("Downloadable")};return t.forEach((e=>("label"in e&&i[e.label]&&(e.label=i[e.label]),e))),t}(e.t,function(e){const t=[];if(e)for(const[n,s]of Object.entries(e)){const e=Object.assign({},s,{id:`link${i=n,function(e){return e.substring(0,1).toUpperCase()+e.substring(1)}(l(i))}`});t.push(e)}var i;return t}(e.config.get("link.decorators")));this._enableAutomaticDecorators(n.filter((e=>e.mode===F))),this._enableManualDecorators(n.filter((e=>"manual"===e.mode)));e.plugins.get(t.TwoStepCaretMovement).registerAttribute("linkHref"),(0,t.inlineHighlight)(e,"linkHref","a","ck-link_selected"),this._enableLinkOpen(),this._enableSelectionAttributesFixer(),this._enableClipboardIntegration()}_registerLinkOpener(e){this._linkOpeners.push(e)}_enableAutomaticDecorators(e){const t=this.editor,i=t.commands.get("link").automaticDecorators;t.config.get("link.addTargetToExternalLinks")&&i.add({id:"linkIsExternal",mode:F,callback:e=>!!e&&H.test(e),attributes:{target:"_blank",rel:"noopener noreferrer"}}),i.add(e),i.length&&t.conversion.for("downcast").add(i.getDispatcher())}_enableManualDecorators(e){if(!e.length)return;const t=this.editor,i=t.commands.get("link").manualDecorators;e.forEach((e=>{t.model.schema.extend("$text",{allowAttributes:e.id});const n=new x(e);i.add(n),t.conversion.for("downcast").attributeToElement({model:n.id,view:(e,{writer:t,schema:i},{item:s})=>{if((s.is("selection")||i.isInline(s))&&e){const e=t.createAttributeElement("a",n.attributes,{priority:5});n.classes&&t.addClass(n.classes,e);for(const i in n.styles)t.setStyle(i,n.styles[i],e);return t.setCustomProperty("link",!0,e),e}}}),t.conversion.for("upcast").elementToAttribute({view:{name:"a",...n._createPattern()},model:{key:n.id}})}))}_enableLinkOpen(){const e=this.editor,t=e.editing.view.document,i=e=>{var t;this._linkOpeners.some((t=>t(e)))||(t=e,window.open(t,"_blank","noopener"))};this.listenTo(t,"click",((e,t)=>{if(!(r.env.isMac?t.domEvent.metaKey:t.domEvent.ctrlKey))return;let n=t.domTarget;if("a"!=n.tagName.toLowerCase()&&(n=n.closest("a")),!n)return;const s=n.getAttribute("href");s&&(e.stop(),t.preventDefault(),i(s))}),{context:"$capture"}),this.listenTo(t,"keydown",((t,n)=>{const s=e.commands.get("link").value;!!s&&n.keyCode===r.keyCodes.enter&&n.altKey&&(t.stop(),i(s))}))}_enableSelectionAttributesFixer(){const e=this.editor.model,t=e.document.selection;this.listenTo(t,"change:attribute",((i,{attributeKeys:n})=>{n.includes("linkHref")&&!t.hasAttribute("linkHref")&&e.change((t=>{var i;!function(e,t){e.removeSelectionAttribute("linkHref");for(const i of t)e.removeSelectionAttribute(i)}(t,(i=e.schema,i.getDefinition("$text").allowAttributes.filter((e=>e.startsWith("link")))))}))}))}_enableClipboardIntegration(){const e=this.editor,t=e.model,i=this.editor.config.get("link.defaultProtocol");i&&this.listenTo(e.plugins.get("ClipboardPipeline"),"contentInsertion",((e,n)=>{t.change((e=>{const t=e.createRangeIn(n.content);for(const n of t.getItems())if(n.hasAttribute("linkHref")){const t=b(n.getAttribute("linkHref"),i);e.setAttribute("linkHref",t,n)}}))}))}}var U=i(355),R=i(311),j=i(901);class z extends R.ButtonView{constructor(e){super(e);const t=this.bindTemplate;this.set({href:void 0,withText:!0}),this.extendTemplate({attributes:{class:["ck-link-toolbar__preview"],href:t.to("href"),target:"_blank",rel:"noopener noreferrer"},on:{click:t.to((e=>{if(this.href){const t=()=>e.preventDefault();this.fire("navigate",this.href,t)}}))}}),this.template.tag="a"}}var q=i(501),K={attributes:{"data-cke":!0}};K.setAttributes=E(),K.insert=C().bind(null,"head"),K.domAPI=T(),K.insertStyleElement=M();L()(q.A,K);q.A&&q.A.locals&&q.A.locals;var Y=i(922),$={attributes:{"data-cke":!0}};$.setAttributes=E(),$.insert=C().bind(null,"head"),$.domAPI=T(),$.insertStyleElement=M();L()(Y.A,$);Y.A&&Y.A.locals&&Y.A.locals;var Q=i(627),Z={attributes:{"data-cke":!0}};Z.setAttributes=E(),Z.insert=C().bind(null,"head"),Z.domAPI=T(),Z.insertStyleElement=M();L()(Q.A,Z);Q.A&&Q.A.locals&&Q.A.locals;class W extends R.View{focusTracker=new r.FocusTracker;keystrokes=new r.KeystrokeHandler;backButtonView;saveButtonView;displayedTextInputView;urlInputView;children;providersListChildren;_validators;_focusables=new R.ViewCollection;_focusCycler;constructor(e,t){super(e),this._validators=t,this.backButtonView=this._createBackButton(),this.saveButtonView=this._createSaveButton(),this.displayedTextInputView=this._createDisplayedTextInput(),this.urlInputView=this._createUrlInput(),this.providersListChildren=this.createCollection(),this.children=this.createCollection([this._createHeaderView()]),this._createFormChildren(),this.listenTo(this.providersListChildren,"add",(()=>{this.stopListening(this.providersListChildren,"add"),this.children.add(this._createProvidersListView())})),this._focusCycler=new R.FocusCycler({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-form","ck-link-form","ck-responsive-form"],tabindex:"-1"},children:this.children})}render(){super.render(),(0,R.submitHandler)({view:this});[this.urlInputView,this.saveButtonView,...this.providersListChildren,this.backButtonView,this.displayedTextInputView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t)return this.urlInputView.errorText=t,!1}return!0}resetFormStatus(){this.urlInputView.errorText=null}_createBackButton(){const e=this.locale.t,t=new R.ButtonView(this.locale);return t.set({class:"ck-button-back",label:e("Back"),icon:U.IconPreviousArrow,tooltip:!0}),t.delegate("execute").to(this,"cancel"),t}_createSaveButton(){const e=this.locale.t,t=new R.ButtonView(this.locale);return t.set({label:e("Insert"),tooltip:!1,withText:!0,type:"submit",class:"ck-button-action ck-button-bold"}),t}_createHeaderView(){const e=this.locale.t,t=new R.FormHeaderView(this.locale,{label:e("Link")});return t.children.add(this.backButtonView,0),t}_createProvidersListView(){const e=new R.ListView(this.locale);return e.extendTemplate({attributes:{class:["ck-link-form__providers-list"]}}),e.items.bindTo(this.providersListChildren).using((e=>{const t=new R.ListItemView(this.locale);return t.children.add(e),t})),e}_createDisplayedTextInput(){const e=this.locale.t,t=new R.LabeledFieldView(this.locale,R.createLabeledInputText);return t.label=e("Displayed text"),t.class="ck-labeled-field-view_full-width",t}_createUrlInput(){const e=this.locale.t,t=new R.LabeledFieldView(this.locale,R.createLabeledInputText);return t.fieldView.inputMode="url",t.label=e("Link URL"),t.class="ck-labeled-field-view_full-width",t}_createFormChildren(){this.children.add(new R.FormRowView(this.locale,{children:[this.displayedTextInputView],class:["ck-form__row_large-top-padding"]})),this.children.add(new R.FormRowView(this.locale,{children:[this.urlInputView,this.saveButtonView],class:["ck-form__row_with-submit","ck-form__row_large-top-padding","ck-form__row_large-bottom-padding"]}))}get url(){const{element:e}=this.urlInputView.fieldView;return e?e.value.trim():null}}const G='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z"/></svg>';var J=i(804),X={attributes:{"data-cke":!0}};X.setAttributes=E(),X.insert=C().bind(null,"head"),X.domAPI=T(),X.insertStyleElement=M();L()(J.A,X);J.A&&J.A.locals&&J.A.locals;class ee extends R.View{focusTracker=new r.FocusTracker;keystrokes=new r.KeystrokeHandler;backButtonView;listView;listChildren;emptyListInformation;children;_focusables=new R.ViewCollection;_focusCycler;constructor(e){super(e),this.listChildren=this.createCollection(),this.backButtonView=this._createBackButton(),this.listView=this._createListView(),this.emptyListInformation=this._createEmptyLinksListItemView(),this.children=this.createCollection([this._createHeaderView(),this.emptyListInformation]),this.set("title",""),this.set("emptyListPlaceholder",""),this.set("hasItems",!1),this.listenTo(this.listChildren,"change",(()=>{this.hasItems=this.listChildren.length>0})),this.on("change:hasItems",((e,t,i)=>{i?(this.children.remove(this.emptyListInformation),this.children.add(this.listView)):(this.children.remove(this.listView),this.children.add(this.emptyListInformation))})),this.keystrokes.set("Esc",((e,t)=>{this.fire("cancel"),t()})),this._focusCycler=new R.FocusCycler({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-providers"],tabindex:"-1"},children:this.children})}render(){super.render();[this.listView,this.backButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createListView(){const e=new R.ListView(this.locale);return e.extendTemplate({attributes:{class:["ck-link-providers__list"]}}),e.items.bindTo(this.listChildren).using((e=>{const t=new R.ListItemView(this.locale);return t.children.add(e),t})),e}_createBackButton(){const e=this.locale.t,t=new R.ButtonView(this.locale);return t.set({class:"ck-button-back",label:e("Back"),icon:G,tooltip:!0}),t.delegate("execute").to(this,"cancel"),t}_createHeaderView(){const e=new R.FormHeaderView(this.locale);return e.bind("label").to(this,"title"),e.children.add(this.backButtonView,0),e}_createEmptyLinksListItemView(){const e=new R.View(this.locale);return e.setTemplate({tag:"p",attributes:{class:["ck","ck-link__empty-list-info"]},children:[{text:this.bindTemplate.to("emptyListPlaceholder")}]}),e}}var te=i(118),ie={attributes:{"data-cke":!0}};ie.setAttributes=E(),ie.insert=C().bind(null,"head"),ie.domAPI=T(),ie.insertStyleElement=M();L()(te.A,ie);te.A&&te.A.locals&&te.A.locals;class ne extends R.View{focusTracker=new r.FocusTracker;keystrokes=new r.KeystrokeHandler;backButtonView;children;listChildren;_focusables=new R.ViewCollection;_focusCycler;constructor(e){super(e),this.backButtonView=this._createBackButton(),this.listChildren=this.createCollection(),this.children=this.createCollection([this._createHeaderView(),this._createListView()]),this._focusCycler=new R.FocusCycler({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-properties"],tabindex:"-1"},children:this.children}),this.keystrokes.set("Esc",((e,t)=>{this.fire("back"),t()}))}render(){super.render();[...this.listChildren,this.backButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createBackButton(){const e=this.locale.t,t=new R.ButtonView(this.locale);return t.set({class:"ck-button-back",label:e("Back"),icon:G,tooltip:!0}),t.delegate("execute").to(this,"back"),t}_createHeaderView(){const e=this.locale.t,t=new R.FormHeaderView(this.locale,{label:e("Link properties")});return t.children.add(this.backButtonView,0),t}_createListView(){const e=new R.ListView(this.locale);return e.extendTemplate({attributes:{class:["ck-link__list"]}}),e.items.bindTo(this.listChildren).using((e=>{const t=new R.ListItemView(this.locale);return t.children.add(e),t})),e}}class se extends R.ButtonView{arrowView;constructor(e){super(e),this.set({withText:!0}),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{class:["ck-link__button"]}})}render(){super.render(),this.children.add(this.arrowView)}_createArrowView(){const e=new R.IconView;return e.content='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z"/></svg>',e}}var re=i(852),oe={attributes:{"data-cke":!0}};oe.setAttributes=E(),oe.insert=C().bind(null,"head"),oe.domAPI=T(),oe.insertStyleElement=M();L()(re.A,oe);re.A&&re.A.locals&&re.A.locals;const ae="link-ui";class le extends e.Plugin{toolbarView=null;formView=null;linkProviderItemsView=null;propertiesView=null;_balloon;_linksProviders=new r.Collection;static get requires(){return[R.ContextualBalloon,O]}static get pluginName(){return"LinkUI"}static get isOfficialPlugin(){return!0}init(){const e=this.editor,t=this.editor.t;this.set("selectedLinkableText",void 0),e.editing.view.addObserver(o.ClickObserver),this._balloon=e.plugins.get(R.ContextualBalloon),this._registerComponents(),this._registerEditingOpeners(),this._enableBalloonActivators(),e.conversion.for("editingDowncast").markerToHighlight({model:ae,view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:ae,view:(e,{writer:t})=>{if(!e.markerRange.isCollapsed)return null;const i=t.createUIElement("span");return t.addClass(["ck-fake-link-selection","ck-fake-link-selection_collapsed"],i),i}}),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Create link"),keystroke:m},{label:t("Move out of a link"),keystroke:[["arrowleft","arrowleft"],["arrowright","arrowright"]]}]})}destroy(){super.destroy(),this.propertiesView&&this.propertiesView.destroy(),this.formView&&this.formView.destroy(),this.toolbarView&&this.toolbarView.destroy(),this.linkProviderItemsView&&this.linkProviderItemsView.destroy()}registerLinksListProvider(e){const t=this._linksProviders.filter((t=>(t.order||0)<=(e.order||0))).length;this._linksProviders.add(e,t)}_createViews(){const e=this.editor.commands.get("link");this.toolbarView=this._createToolbarView(),this.formView=this._createFormView(),e.manualDecorators.length&&(this.propertiesView=this._createPropertiesView()),this._enableUserBalloonInteractions()}_createToolbarView(){const e=this.editor,t=new R.ToolbarView(e.locale),i=e.commands.get("link");t.class="ck-link-toolbar";let n=e.config.get("link.toolbar");return i.manualDecorators.length||(n=n.filter((e=>"linkProperties"!==e))),t.fillFromConfig(n,e.ui.componentFactory),t.keystrokes.set("Esc",((e,t)=>{this._hideUI(),t()})),t.keystrokes.set(m,((e,t)=>{this._addFormView(),t()})),e.ui.addToolbar(t,{isContextual:!0,beforeFocus:()=>{this._getSelectedLinkElement()&&!this._isToolbarVisible&&this._showUI(!0)},afterBlur:()=>{this._hideUI(!1)}}),t}_createFormView(){const e=this.editor,t=e.locale.t,i=e.commands.get("link"),n=e.config.get("link.defaultProtocol"),s=new((0,R.CssTransitionDisablerMixin)(W))(e.locale,function(e){const t=e.t,i=e.config.get("link.allowCreatingEmptyLinks");return[e=>{if(!i&&!e.url.length)return t("Link URL must not be empty.")}]}(e));return s.displayedTextInputView.bind("isEnabled").to(this,"selectedLinkableText",(e=>void 0!==e)),s.urlInputView.bind("isEnabled").to(i,"isEnabled"),s.saveButtonView.bind("isEnabled").to(i,"isEnabled"),s.saveButtonView.bind("label").to(i,"value",(e=>t(e?"Update":"Insert"))),this.listenTo(s,"submit",(()=>{if(s.isValid()){const t=b(s.urlInputView.fieldView.element.value,n),i=s.displayedTextInputView.fieldView.element.value;e.execute("link",t,this._getDecoratorSwitchesState(),i!==this.selectedLinkableText?i:void 0),this._closeFormView()}})),this.listenTo(s.urlInputView,"change:errorText",(()=>{e.ui.update()})),this.listenTo(s,"cancel",(()=>{this._closeFormView()})),s.keystrokes.set("Esc",((e,t)=>{this._closeFormView(),t()})),s.providersListChildren.bindTo(this._linksProviders).using((e=>this._createLinksListProviderButton(e))),s}_createLinkProviderListView(e){return e.getListItems().map((({href:e,label:t,icon:i})=>{const n=new R.ButtonView;return n.set({label:t,icon:i,tooltip:!1,withText:!0}),n.on("execute",(()=>{this.formView.resetFormStatus(),this.formView.urlInputView.fieldView.value=e,this.editor.editing.view.focus(),this._removeLinksProviderView(),this.formView.focus()})),n}))}_createLinkProviderItemsView(e){const t=this.editor,i=t.locale.t,n=new ee(t.locale),{emptyListPlaceholder:s,label:r}=e;return n.emptyListPlaceholder=s||i("No links available"),n.title=r,this.listenTo(n,"cancel",(()=>{t.editing.view.focus(),this._removeLinksProviderView(),this.formView.focus()})),n}_createPropertiesView(){const e=this.editor,t=this.editor.commands.get("link"),i=new((0,R.CssTransitionDisablerMixin)(ne))(e.locale);return this.listenTo(i,"back",(()=>{e.editing.view.focus(),this._removePropertiesView()})),i.listChildren.bindTo(t.manualDecorators).using((i=>{const n=new R.SwitchButtonView(e.locale);return n.set({label:i.label,withText:!0}),n.bind("isOn").toMany([i,t],"value",((e,t)=>void 0===t&&void 0===e?!!i.defaultValue:!!e)),n.on("execute",(()=>{i.set("value",!n.isOn),e.execute("link",t.value,this._getDecoratorSwitchesState())})),n})),i}_getDecoratorSwitchesState(){const e=this.editor.commands.get("link");return Array.from(e.manualDecorators).reduce(((t,i)=>{const n=void 0===e.value&&void 0===i.value?i.defaultValue:i.value;return{...t,[i.id]:!!n}}),{})}_registerEditingOpeners(){this.editor.plugins.get(O)._registerLinkOpener((e=>{const t=this._getLinkProviderLinkByHref(e);if(!t)return!1;const{item:i,provider:n}=t;return!!n.navigate&&n.navigate(i)}))}_registerComponents(){const e=this.editor;e.ui.componentFactory.add("link",(()=>{const e=this._createButton(R.ButtonView);return e.set({tooltip:!0}),e})),e.ui.componentFactory.add("menuBar:link",(()=>{const e=this._createButton(R.MenuBarMenuListItemButtonView);return e.set({role:"menuitemcheckbox"}),e})),e.ui.componentFactory.add("linkPreview",(t=>{const i=new z(t),n=e.config.get("link.allowedProtocols"),s=e.commands.get("link"),r=t.t;i.bind("isEnabled").to(s,"value",(e=>!!e)),i.bind("href").to(s,"value",(e=>e&&p(e,n)));const o=e=>{if(!e)return i.label=void 0,i.icon=void 0,void(i.tooltip=r("Open link in new tab"));const t=this._getLinkProviderLinkByHref(e);if(t){const{label:e,tooltip:n,icon:s}=t.item;i.label=e,i.tooltip=n||!1,i.icon=s}else i.label=e,i.icon=void 0,i.tooltip=r("Open link in new tab")};return o(s.value),this.listenTo(s,"change:value",((e,t,i)=>{o(i)})),this.listenTo(i,"navigate",((e,t,i)=>{const n=this._getLinkProviderLinkByHref(t);if(!n)return;const{provider:s,item:r}=n,{navigate:o}=s;o&&o(r)&&(e.stop(),i())})),i})),e.ui.componentFactory.add("unlink",(t=>{const i=e.commands.get("unlink"),n=new R.ButtonView(t),s=t.t;return n.set({label:s("Unlink"),icon:U.IconUnlink,tooltip:!0}),n.bind("isEnabled").to(i),this.listenTo(n,"execute",(()=>{e.execute("unlink"),this._hideUI()})),n})),e.ui.componentFactory.add("editLink",(t=>{const i=e.commands.get("link"),n=new R.ButtonView(t),s=t.t;return n.set({label:s("Edit link"),icon:U.IconPencil,tooltip:!0}),n.bind("isEnabled").to(i),this.listenTo(n,"execute",(()=>{this._addFormView()})),n})),e.ui.componentFactory.add("linkProperties",(t=>{const i=e.commands.get("link"),n=new R.ButtonView(t),s=t.t;return n.set({label:s("Link properties"),icon:U.IconSettings,tooltip:!0}),n.bind("isEnabled").to(i,"isEnabled",i,"value",i,"manualDecorators",((e,t,i)=>e&&!!t&&i.length>0)),this.listenTo(n,"execute",(()=>{this._addPropertiesView()})),n}))}_createLinksListProviderButton(e){const t=this.editor.locale,i=new se(t);return i.set({label:e.label}),this.listenTo(i,"execute",(()=>{this._showLinksProviderView(e)})),i}_createButton(e){const t=this.editor,i=t.locale,n=t.commands.get("link"),s=new e(t.locale),r=i.t;return s.set({label:r("Link"),icon:U.IconLink,keystroke:m,isToggleable:!0}),s.bind("isEnabled").to(n,"isEnabled"),s.bind("isOn").to(n,"value",(e=>!!e)),this.listenTo(s,"execute",(()=>{t.editing.view.scrollToTheSelection(),this._showUI(!0),this._getSelectedLinkElement()&&this._addFormView()})),s}_enableBalloonActivators(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",(()=>{this._getSelectedLinkElement()&&this._showUI()})),e.keystrokes.set(m,((t,i)=>{i(),e.commands.get("link").isEnabled&&(e.editing.view.scrollToTheSelection(),this._showUI(!0))}))}_enableUserBalloonInteractions(){this.editor.keystrokes.set("Tab",((e,t)=>{this._isToolbarVisible&&!this.toolbarView.focusTracker.isFocused&&(this.toolbarView.focus(),t())}),{priority:"high"}),this.editor.keystrokes.set("Esc",((e,t)=>{this._isUIVisible&&(this._hideUI(),t())})),(0,R.clickOutsideHandler)({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:()=>[this._balloon.view.element],callback:()=>{this._hideUI(!1)}})}_addToolbarView(){this.toolbarView||this._createViews(),this._isToolbarInPanel||this._balloon.add({view:this.toolbarView,position:this._getBalloonPositionData(),balloonClassName:"ck-toolbar-container"})}_addFormView(){if(this.formView||this._createViews(),this._isFormInPanel)return;const e=this.editor.commands.get("link");this.formView.disableCssTransitions(),this.formView.resetFormStatus(),this.formView.backButtonView.isVisible=e.isEnabled&&!!e.value,this._balloon.add({view:this.formView,position:this._getBalloonPositionData()}),this.selectedLinkableText=this._getSelectedLinkableText(),this.formView.displayedTextInputView.fieldView.value=this.selectedLinkableText||"",this.formView.urlInputView.fieldView.value=e.value||"",this._balloon.visibleView===this.formView&&this.formView.urlInputView.fieldView.select(),this.formView.enableCssTransitions()}_addPropertiesView(){this.propertiesView||this._createViews(),this._arePropertiesInPanel||(this.propertiesView.disableCssTransitions(),this._balloon.add({view:this.propertiesView,position:this._getBalloonPositionData()}),this.propertiesView.enableCssTransitions(),this.propertiesView.focus())}_showLinksProviderView(e){this.linkProviderItemsView&&this._removeLinksProviderView(),this.linkProviderItemsView=this._createLinkProviderItemsView(e),this._addLinkProviderItemsView(e)}_addLinkProviderItemsView(e){this.linkProviderItemsView.listChildren.clear(),this.linkProviderItemsView.listChildren.addMany(this._createLinkProviderListView(e)),this._balloon.add({view:this.linkProviderItemsView,position:this._getBalloonPositionData()}),this.linkProviderItemsView.focus()}_closeFormView(){const e=this.editor.commands.get("link");this.selectedLinkableText=void 0,void 0!==e.value?this._removeFormView():this._hideUI()}_removePropertiesView(){this._arePropertiesInPanel&&this._balloon.remove(this.propertiesView)}_removeLinksProviderView(){this._isLinksListInPanel&&this._balloon.remove(this.linkProviderItemsView)}_removeFormView(e=!0){this._isFormInPanel&&(this.formView.saveButtonView.focus(),this.formView.displayedTextInputView.fieldView.reset(),this.formView.urlInputView.fieldView.reset(),this._balloon.remove(this.formView),e&&this.editor.editing.view.focus(),this._hideFakeVisualSelection())}_showUI(e=!1){this.formView||this._createViews(),this._getSelectedLinkElement()?(this._isToolbarVisible?this._addFormView():this._addToolbarView(),e&&this._balloon.showStack("main")):(this._showFakeVisualSelection(),this._addToolbarView(),e&&this._balloon.showStack("main"),this._addFormView()),this._startUpdatingUI()}_hideUI(e=!0){const t=this.editor;this._isUIInPanel&&(this.stopListening(t.ui,"update"),this.stopListening(this._balloon,"change:visibleView"),e&&t.editing.view.focus(),this._removeLinksProviderView(),this._removePropertiesView(),this._removeFormView(e),this._isToolbarInPanel&&this._balloon.remove(this.toolbarView),this._hideFakeVisualSelection())}_startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let i=this._getSelectedLinkElement(),n=r();const s=()=>{const e=this._getSelectedLinkElement(),t=r();i&&!e||!i&&t!==n?this._hideUI():this._isUIVisible&&this._balloon.updatePosition(this._getBalloonPositionData()),i=e,n=t};function r(){return t.selection.focus.getAncestors().reverse().find((e=>e.is("element")))}this.listenTo(e.ui,"update",s),this.listenTo(this._balloon,"change:visibleView",s)}get _arePropertiesInPanel(){return!!this.propertiesView&&this._balloon.hasView(this.propertiesView)}get _isLinksListInPanel(){return!!this.linkProviderItemsView&&this._balloon.hasView(this.linkProviderItemsView)}get _isFormInPanel(){return!!this.formView&&this._balloon.hasView(this.formView)}get _isToolbarInPanel(){return!!this.toolbarView&&this._balloon.hasView(this.toolbarView)}get _isPropertiesVisible(){return!!this.propertiesView&&this._balloon.visibleView===this.propertiesView}get _isFormVisible(){return!!this.formView&&this._balloon.visibleView==this.formView}get _isToolbarVisible(){return!!this.toolbarView&&this._balloon.visibleView===this.toolbarView}get _isUIInPanel(){return this._arePropertiesInPanel||this._isLinksListInPanel||this._isFormInPanel||this._isToolbarInPanel}get _isUIVisible(){return this._isPropertiesVisible||this._isLinksListInPanel||this._isFormVisible||this._isToolbarVisible}_getBalloonPositionData(){const e=this.editor.editing.view,t=e.document;if(this.editor.model.markers.has(ae)){const t=this.editor.editing.mapper.markerNameToElements(ae);if(t){const i=Array.from(t),n=e.createRange(e.createPositionBefore(i[0]),e.createPositionAfter(i[i.length-1]));return{target:e.domConverter.viewRangeToDom(n)}}}return{target:()=>{const i=this._getSelectedLinkElement();return i?e.domConverter.mapViewToDom(i):e.domConverter.viewRangeToDom(t.selection.getFirstRange())}}}_getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,i=t.getSelectedElement();if(t.isCollapsed||i&&(0,j.isWidget)(i))return ce(t.getFirstPosition());{const i=t.getFirstRange().getTrimmed(),n=ce(i.start)