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Squire/dist/squire.js

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"use strict";(()=>{var ot=()=>!0,C=class{constructor(t,e,n){this.root=t,this.currentNode=t,this.nodeType=e,this.filter=n||ot}isAcceptableNode(t){let e=t.nodeType;return!!((e===Node.ELEMENT_NODE?1:e===Node.TEXT_NODE?4:0)&this.nodeType)&&this.filter(t)}nextNode(){let t=this.root,e=this.currentNode,n;for(;;){for(n=e.firstChild;!n&&e&&e!==t;)n=e.nextSibling,n||(e=e.parentNode);if(!n)return null;if(this.isAcceptableNode(n))return this.currentNode=n,n;e=n}}previousNode(){let t=this.root,e=this.currentNode,n;for(;;){if(e===t)return null;if(n=e.previousSibling,n)for(;e=n.lastChild;)n=e;else n=e.parentNode;if(!n)return null;if(this.isAcceptableNode(n))return this.currentNode=n,n;e=n}}previousPONode(){let t=this.root,e=this.currentNode,n;for(;;){for(n=e.lastChild;!n&&e&&e!==t;)n=e.previousSibling,n||(e=e.parentNode);if(!n)return null;if(this.isAcceptableNode(n))return this.currentNode=n,n;e=n}}};var W="\u200B",V=navigator.userAgent,ce=/Mac OS X/.test(V),de=/Windows NT/.test(V),Ce=/iP(?:ad|hone|od)/.test(V)||ce&&!!navigator.maxTouchPoints,Me=/Android/.test(V),Fe=/Gecko\//.test(V),se=/Edge\//.test(V),st=!se&&/WebKit\//.test(V),k=ce||Ce?"Meta-":"Ctrl-",re=st,He="onbeforeinput"in document&&"inputType"in new InputEvent("input"),w=/[^ \t\r\n]/;var at=/^(?:#text|A(?:BBR|CRONYM)?|B(?:R|D[IO])?|C(?:ITE|ODE)|D(?:ATA|EL|FN)|EM|FONT|HR|I(?:FRAME|MG|NPUT|NS)?|KBD|Q|R(?:P|T|UBY)|S(?:AMP|MALL|PAN|TR(?:IKE|ONG)|U[BP])?|TIME|U|VAR|WBR)$/,ct=new Set(["BR","HR","IFRAME","IMG","INPUT"]),dt=0,_e=1,Pe=2,Ue=3,fe=new WeakMap,qe=()=>{fe=new WeakMap},I=i=>ct.has(i.nodeName),ve=i=>{switch(i.nodeType){case 3:return _e;case 1:case 11:if(fe.has(i))return fe.get(i);break;default:return dt}let t;return Array.from(i.childNodes).every(N)?at.test(i.nodeName)?t=_e:t=Pe:t=Ue,fe.set(i,t),t},N=i=>ve(i)===_e,H=i=>ve(i)===Pe,j=i=>ve(i)===Ue;var m=(i,t,e)=>{let n=document.createElement(i);if(t instanceof Array&&(e=t,t=null),t)for(let o in t){let s=t[o];s!==void 0&&n.setAttribute(o,s)}return e&&e.forEach(o=>n.appendChild(o)),n},xe=(i,t)=>I(i)||i.nodeType!==t.nodeType||i.nodeName!==t.nodeName?!1:i instanceof HTMLElement&&t instanceof HTMLElement?i.nodeName!=="A"&&i.className===t.className&&i.style.cssText===t.style.cssText:!0,ue=(i,t,e)=>{if(i.nodeName!==t)return!1;for(let n in e)if(!("getAttribute"in i)||i.getAttribute(n)!==e[n])return!1;return!0},g=(i,t,e,n)=>{for(;i&&i!==t;){if(ue(i,e,n))return i;i=i.parentNode}return null},he=(i,t)=>{let e=i.childNodes;for(;t&&i instanceof Element;)i=e[t-1],e=i.childNodes,t=e.length;return i},Le=(i,t)=>{let e=i;if(e instanceof Element){let n=e.childNodes;if(t<n.length)e=n[t];else{for(;e&&!e.nextSibling;)e=e.parentNode;e&&(e=e.nextSibling)}}return e},O=i=>i instanceof Element||i instanceof DocumentFragment?i.childNodes.length:i instanceof CharacterData?i.length:0,S=i=>{let t=document.createDocumentFragment(),e=i.firstChild;for(;e;)t.appendChild(e),e=i.firstChild;return t},E=i=>{let t=i.parentNode;return t&&t.removeChild(i),i},y=(i,t)=>{let e=i.parentNode;e&&e.replaceChild(t,i)};var ft=i=>i instanceof Element?i.nodeName==="BR":w.test(i.data),Y=(i,t)=>{let e=i.parentNode;for(;N(e);)e=e.parentNode;let n=new C(e,5,ft);return n.currentNode=i,!!n.nextNode()||t&&!n.previousNode()},me=(i,t)=>{let e=new C(i,4),n,o;for(;n=e.nextNode();)for(;(o=n.data.indexOf(W))>-1&&(!t||n.parentNode!==t);)if(n.length===1){let s=n,r=s.parentNode;for(;r&&(r.removeChild(s),e.currentNode=r,!(!N(r)||O(r)));)s=r,r=s.parentNode;break}else n.deleteData(o,1)};var ut=0,ht=1,mt=2,pt=3,K=(i,t,e)=>{let n=document.createRange();if(n.selectNode(t),e){let o=i.compareBoundaryPoints(pt,n)>-1,s=i.compareBoundaryPoints(ht,n)<1;return!o&&!s}else{let o=i.compareBoundaryPoints(ut,n)<1,s=i.compareBoundaryPoints(mt,n)>-1;return o&&s}},v=i=>{let{startContainer:t,startOffset:e,endContainer:n,endOffset:o}=i;for(;!(t instanceof Text);){let s=t.childNodes[e];if(!s||I(s)){e&&(s=t.childNodes[e-1],s instanceof Text&&(t=s,e=s.data.length));break}t=s,e=0}if(o)for(;!(n instanceof Text);){let s=n.childNodes[o-1];if(!s||I(s)){if(s&&s.nodeName==="BR"&&!Y(s,!1)){o-=1;continue}break}n=s,o=O(n)}else for
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`)&&t.preventDefault();break;case"insertLineBreak":t.preventDefault(),this.splitBlock(!0);break;case"insertParagraph":t.preventDefault(),this.splitBlock(!1);break;case"insertOrderedList":t.preventDefault(),this.makeOrderedList();break;case"insertUnoderedList":t.preventDefault(),this.makeUnorderedList();break;case"historyUndo":t.preventDefault(),this.undo();break;case"historyRedo":t.preventDefault(),this.redo();break;case"formatBold":t.preventDefault(),this.bold();break;case"formaItalic":t.preventDefault(),this.italic();break;case"formatUnderline":t.preventDefault(),this.underline();break;case"formatStrikeThrough":t.preventDefault(),this.strikethrough();break;case"formatSuperscript":t.preventDefault(),this.superscript();break;case"formatSubscript":t.preventDefault(),this.subscript();break;case"formatJustifyFull":case"formatJustifyCenter":case"formatJustifyRight":case"formatJustifyLeft":{t.preventDefault();let e=t.inputType.slice(13).toLowerCase();e==="full"&&(e="justify"),this.setTextAlignment(e);break}case"formatRemove":t.preventDefault(),this.removeAllFormatting();break;case"formatSetBlockTextDirection":{t.preventDefault();let e=t.data;e==="null"&&(e=null),this.setTextDirection(e);break}case"formatBackColor":t.preventDefault(),this.setHighlightColor(t.data);break;case"formatFontColor":t.preventDefault(),this.setTextColor(t.data);break;case"formatFontName":t.preventDefault(),this.setFontFace(t.data);break}}handleEvent(t){this.fireEvent(t.type,t)}fireEvent(t,e){let n=this._events.get(t);if(/^(?:focus|blur)/.test(t)){let o=this._root===document.activeElement;if(t==="focus"){if(!o||this._isFocused)return this;this._isFocused=!0}else{if(o||!this._isFocused)return this;this._isFocused=!1}}if(n){let o=e instanceof Event?e:new CustomEvent(t,{detail:e});n=n.slice();for(let s of n)try{"handleEvent"in s?s.handleEvent(o):s.call(this,o)}catch(r){this._config.didError(r)}}return this}addEventListener(t,e){let n=this._events.get(t),o=this._root;return n||(n=[],this._events.set(t,n),this.customEvents.has(t)||(t==="selectionchange"&&(o=document),o.addEventListener(t,this,!0))),n.push(e),this}removeEventListener(t,e){let n=this._events.get(t),o=this._root;if(n){if(e){let s=n.length;for(;s--;)n[s]===e&&n.splice(s,1)}else n.length=0;n.length||(this._events.delete(t),this.customEvents.has(t)||(t==="selectionchange"&&(o=document),o.removeEventListener(t,this,!0)))}return this}focus(){return this._root.focus({preventScroll:!0}),this}blur(){return this._root.blur(),this}_enableRestoreSelection(){this._willRestoreSelection=!0}_disableRestoreSelection(){this._willRestoreSelection=!1}_restoreSelection(){this._willRestoreSelection&&this.setSelection(this._lastSelection)}_removeZWS(){this._mayHaveZWS&&(me(this._root),this._mayHaveZWS=!1)}_saveRangeToBookmark(t){let e=m("INPUT",{id:this.startSelectionId,type:"hidden"}),n=m("INPUT",{id:this.endSelectionId,type:"hidden"}),o;Z(t,e),t.collapse(!1),Z(t,n),e.compareDocumentPosition(n)&Node.DOCUMENT_POSITION_PRECEDING&&(e.id=this.endSelectionId,n.id=this.startSelectionId,o=e,e=n,n=o),t.setStartAfter(e),t.setEndBefore(n)}_getRangeAndRemoveBookmark(t){let e=this._root,n=e.querySelector("#"+this.startSelectionId),o=e.querySelector("#"+this.endSelectionId);if(n&&o){let s=n.parentNode,r=o.parentNode,l=Array.from(s.childNodes).indexOf(n),a=Array.from(r.childNodes).indexOf(o);s===r&&(a-=1),n.remove(),o.remove(),t||(t=document.createRange()),t.setStart(s,l),t.setEnd(r,a),J(s,t),s!==r&&J(r,t),t.collapsed&&(s=t.startContainer,s instanceof Text&&(r=s.childNodes[t.startOffset],(!r||!(r instanceof Text))&&(r=s.childNodes[t.startOffset-1]),r&&r instanceof Text&&(t.setStart(r,0),t.collapse(!0))))}return t||null}getSelection(){let t=window.getSelection(),e=this._root,n=null;if(this._isFocused&&t&&t.rangeCount){n=t.getRangeAt(0).cloneRange();let o=n.startContainer,s=n.endContainer;o&&I(o)&&n.setStartBefore(o),s&&I(s)&&n.setEndBefore(s)}return n&&e.contains(n.commonAncestorContainer)?this._lastSelection=n:(n=this._lastSelection,document.contains(n.commonAncestorContainer)||(n=null)),n||(n=X(e.firstElementChild||e,0)),n}set
`),s=this._config,r=s.blockTag,l=s.blockAttributes,a="</"+r+">",d="<"+r;for(let c in l)d+=" "+c+'="'+Oe(l[c])+'"';d+=">";for(let c=0,f=o.length;c<f;c+=1){let u=o[c];u=Oe(u).replace(/ (?=(?: |$))/g,"&nbsp;"),c&&(u=d+(u||"<BR>")+a),o[c]=u}return this.insertHTML(o.join(""),e)}getSelectedText(){let t=this.getSelection();if(t.collapsed)return"";let e=t.startContainer,n=t.endContainer,o=new C(t.commonAncestorContainer,5,d=>K(t,d,!0));o.currentNode=e;let s=e,r="",l=!1,a;for((!(s instanceof Element)&&!(s instanceof Text)||!o.filter(s))&&(s=o.nextNode());s;)s instanceof Text?(a=s.data,a&&/\S/.test(a)&&(s===n&&(a=a.slice(0,t.endOffset)),s===e&&(a=a.slice(t.startOffset)),r+=a,l=!0)):(s.nodeName==="BR"||l&&!N(s))&&(r+=`
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`||Q(e,n))&&(r.data.charAt(u)===`
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`)):E(f)}for(a=r.querySelectorAll("CODE"),c=a.length;c--;)y(a[c],S(a[c]));o.childNodes.length&&o.appendChild(document.createTextNode(`
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