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Squire/build/squire.js
Neil Jenkins cbde7a9198 Always preserve inline formatting on copy 
Fixes #219.
2016-09-04 20:44:36 -04:00

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i;if(n=e.commonAncestorContainer,e.collapsed||n.nodeType===w)for(n.nodeType===w&&(n=n.parentNode);4>a&&n;)(o=n.style)&&(!i.color&&(r=o.color)&&(i.color=r,a+=1),!i.backgroundColor&&(r=o.backgroundColor)&&(i.backgroundColor=r,a+=1),!i.family&&(r=o.fontFamily)&&(i.family=r,a+=1),!i.size&&(r=o.fontSize)&&(i.size=r,a+=1)),n=n.parentNode;return i},on._addFormat=function(e,t,o){var r,a,s,d,l,c,h,u,p,g=this._root;if(o.collapsed){for(r=S(this.createElement(e,t),g),_t(o,r),o.setStart(r.firstChild,r.firstChild.length),o.collapse(!0),p=r;i(p);)p=p.parentNode;sn(p,r)}else{if(a=new n(o.commonAncestorContainer,W|H,function(e){return(e.nodeType===w||"BR"===e.nodeName||"IMG"===e.nodeName)&&Et(o,e,!0)},!1),s=o.startContainer,l=o.startOffset,d=o.endContainer,c=o.endOffset,a.currentNode=s,a.filter(s)||(s=a.nextNode(),l=0),!s)return o;do h=a.currentNode,u=!f(h,g,e,t),u&&(h===d&&h.length>c&&h.splitText(c),h===s&&l&&(h=h.splitText(l),d===s&&(d=h,c-=l),s=h,l=0),r=this.createElement(e,t),C(h,r),r.appendChild(h));while(a.nextNode());d.nodeType!==w&&(h.nodeType===w?(d=h,c=h.length):(d=h.parentNode,c=1)),o=this._createRange(s,l,d,c)}return o},on._removeFormat=function(e,t,n,o){this._saveRangeToBookmark(n);var r,a=this._doc;n.collapsed&&(ct?(r=a.createTextNode($),this._didAddZWS()):r=a.createTextNode(""),_t(n,r));for(var s=n.commonAncestorContainer;i(s);)s=s.parentNode;var d=n.startContainer,l=n.startOffset,c=n.endContainer,h=n.endOffset,f=[],p=function(e,t){if(!Et(n,e,!1)){var o,r,i=e.nodeType===w;if(!Et(n,e,!0))return void("INPUT"===e.nodeName||i&&!e.data||f.push([t,e]));if(i)e===c&&h!==e.length&&f.push([t,e.splitText(h)]),e===d&&l&&(e.splitText(l),f.push([t,e]));else for(o=e.firstChild;o;o=r)r=o.nextSibling,p(o,t)}},g=Array.prototype.filter.call(s.getElementsByTagName(e),function(o){return Et(n,o,!0)&&u(o,e,t)});return o||g.forEach(function(e){p(e,e)}),f.forEach(function(e){var t=e[0].cloneNode(!1),n=e[1];C(n,t),t.appendChild(n)}),g.forEach(function(e){C(e,N(e))}),this._getRangeAndRemoveBookmark(n),r&&n.collapse(!1),b(s,n),n},on.changeFormat=function(e,t,n,o){return n||(n=this.getSelection())?(this.saveUndoState(n),t&&(n=this._removeFormat(t.tag.toUpperCase(),t.attributes||{},n,o)),e&&(n=this._addFormat(e.tag.toUpperCase(),e.attributes||{},n)),this.setSelection(n),this._updatePath(n,!0),ut||this._docWasChanged(),this):this};var cn={DT:"DD",DD:"DT",LI:"LI"},hn=function(e,t,n,o){var r=cn[t.nodeName],i=null,a=T(n,o,t.parentNode,e._root),s=e._config;return r||(r=s.blockTag,i=s.blockAttributes),u(a,r,i)||(t=_(a.ownerDocument,r,i),a.dir&&(t.dir=a.dir),C(a,t),t.appendChild(N(a)),a=t),a};on.forEachBlock=function(e,t,n){if(!n&&!(n=this.getSelection()))return this;t&&this.saveUndoState(n);var o=this._root,r=xt(n,o),i=Bt(n,o);if(r&&i)do if(e(r)||r===i)break;while(r=c(r,o));return t&&(this.setSelection(n),this._updatePath(n,!0),ut||this._docWasChanged()),this},on.modifyBlocks=function(e,t){if(!t&&!(t=this.getSelection()))return this;this._isInUndoState?this._saveRangeToBookmark(t):this._recordUndoState(t);var n,o=this._root;return Rt(t,o),kt(t,o),n=St(t,o,o),_t(t,e.call(this,n)),t.endOffset<t.endContainer.childNodes.length&&x(t.endContainer.childNodes[t.endOffset],o),x(t.startContainer.childNodes[t.startOffset],o),this._getRangeAndRemoveBookmark(t),this.setSelection(t),this._updatePath(t,!0),ut||this._docWasChanged(),this};var un=function(e){return this.createElement("BLOCKQUOTE",this._config.tagAttributes.blockquote,[e])},fn=function(e){var t=this._root,n=e.querySelectorAll("blockquote");return Array.prototype.filter.call(n,function(e){return!f(e.parentNode,t,"BLOCKQUOTE")}).forEach(function(e){C(e,N(e))}),e},pn=function(){return 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t,n,o,r,i,a,d=e.querySelectorAll("LI"),l=this._config.tagAttributes,c=l.li;for(t=0,n=d.length;n>t;t+=1)o=d[t],s(o.firstChild)||(r=o.parentNode.nodeName,i=o.previousSibling,i&&(i=i.lastChild)&&i.nodeName===r||(a=l[r.toLowerCase()],C(o,this.createElement("LI",c,[i=this.createElement(r,a)]))),i.appendChild(o));return e},_n=function(e){var t=this._root,n=e.querySelectorAll("LI");return Array.prototype.filter.call(n,function(e){return!s(e.firstChild)}).forEach(function(n){var o,r=n.parentNode,i=r.parentNode,a=n.firstChild,d=a;for(n.previousSibling&&(r=T(r,n,i,t));d&&(o=d.nextSibling,!s(d));)i.insertBefore(d,r),d=o;for("LI"===i.nodeName&&a.previousSibling&&T(i,a,i.parentNode,t);n!==e&&!n.childNodes.length;)r=n.parentNode,r.removeChild(n),n=r},this),y(e,t),e};on._ensureBottomLine=function(){var e=this._root,t=e.lastElementChild;t&&t.nodeName===this._config.blockTag&&a(t)||e.appendChild(this.createDefaultBlock())},on.setKeyHandler=function(e,t){return this._keyHandlers[e]=t,this},on._getHTML=function(){return this._root.innerHTML},on._setHTML=function(e){var t=this._root,n=t;n.innerHTML=e;do S(n,t);while(n=c(n,t));this._ignoreChange=!0},on.getHTML=function(e){var t,n,o,r,i,a,s=[];if(e&&(a=this.getSelection())&&this._saveRangeToBookmark(a),lt)for(t=this._root,n=t;n=c(n,t);)n.textContent||n.querySelector("BR")||(o=this.createElement("BR"),n.appendChild(o),s.push(o));if(r=this._getHTML().replace(/\u200B/g,""),lt)for(i=s.length;i--;)v(s[i]);return a&&this._getRangeAndRemoveBookmark(a),r},on.setHTML=function(e){var t,n=this._doc.createDocumentFragment(),o=this.createElement("DIV"),r=this._root;o.innerHTML=e,n.appendChild(N(o)),jt(n),Yt(n,r),y(n,r);for(var i=n;i=c(i,r);)S(i,r);for(this._ignoreChange=!0;t=r.lastChild;)r.removeChild(t);r.appendChild(n),S(r,r),this._undoIndex=-1,this._undoStack.length=0,this._undoStackLength=0,this._isInUndoState=!1;var a=this._getRangeAndRemoveBookmark()||this._createRange(r.firstChild,0);return this.saveUndoState(a),this._lastSelection=a,O.call(this),this._updatePath(a,!0),this},on.insertElement=function(e,t){if(t||(t=this.getSelection()),t.collapse(!0),i(e))_t(t,e),t.setStartAfter(e);else{for(var n,o,r=this._root,a=xt(t,r)||r;a!==r&&!a.nextSibling;)a=a.parentNode;a!==r&&(n=a.parentNode,o=T(n,a.nextSibling,r,r)),o?r.insertBefore(e,o):(r.appendChild(e),o=this.createDefaultBlock(),r.appendChild(o)),t.setStart(o,0),t.setEnd(o,0),bt(t)}return this.focus(),this.setSelection(t),this._updatePath(t),ut||this._docWasChanged(),this},on.insertImage=function(e,t){var n=this.createElement("IMG",L({src:e},t,!0));return this.insertElement(n),n};var Sn=/\b((?:(?:ht|f)tps?:\/\/|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,}\/)(?:[^\s()<>]+|\([^\s()<>]+\))+(?:\((?:[^\s()<>]+|(?:\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’]))|([\w\-.%+]+@(?:[\w\-]+\.)+[A-Z]{2,}\b)/i,yn=function(e,t,o){for(var r,i,a,s,d,l,c,h=e.ownerDocument,u=new 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DOMPurify&&DOMPurify.isSupported?(i=DOMPurify.sanitize(e,{WHOLE_DOCUMENT:!1,RETURN_DOM:!0,RETURN_DOM_FRAGMENT:!0}),i=h.importNode(i,!0)):(t&&(n=e.indexOf("<!--StartFragment-->"),o=e.lastIndexOf("<!--EndFragment-->"),n>-1&&o>-1&&(e=e.slice(n+20,o))),r=this.createElement("DIV"),r.innerHTML=e,i=h.createDocumentFragment(),i.appendChild(N(r))),this.saveUndoState(l);try{for(a=this._root,s=i,d={fragment:i,preventDefault:function(){this.defaultPrevented=!0},defaultPrevented:!1},yn(i,i,this),jt(i),Yt(i,null),Qt(i),i.normalize();s=c(s,i);)S(s,null);t&&this.fireEvent("willPaste",d),d.defaultPrevented||(Tt(l,d.fragment,a),ut||this._docWasChanged(),l.collapse(!1),this._ensureBottomLine()),this.setSelection(l),this._updatePath(l,!0),t&&this.focus()}catch(u){this.didError(u)}return this};var Tn=function(e){return e.split("&").join("&amp;").split("<").join("&lt;").split(">").join("&gt;").split('"').join("&quot;")};on.insertPlainText=function(e,t){var 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this},on.bold=En("changeFormat",{tag:"B"}),on.italic=En("changeFormat",{tag:"I"}),on.underline=En("changeFormat",{tag:"U"}),on.strikethrough=En("changeFormat",{tag:"S"}),on.subscript=En("changeFormat",{tag:"SUB"},{tag:"SUP"}),on.superscript=En("changeFormat",{tag:"SUP"},{tag:"SUB"}),on.removeBold=En("changeFormat",null,{tag:"B"}),on.removeItalic=En("changeFormat",null,{tag:"I"}),on.removeUnderline=En("changeFormat",null,{tag:"U"}),on.removeStrikethrough=En("changeFormat",null,{tag:"S"}),on.removeSubscript=En("changeFormat",null,{tag:"SUB"}),on.removeSuperscript=En("changeFormat",null,{tag:"SUP"}),on.makeLink=function(e,t){var n=this.getSelection();if(n.collapsed){var o=e.indexOf(":")+1;if(o)for(;"/"===e[o];)o+=1;_t(n,this._doc.createTextNode(e.slice(o)))}return t=L(L({href:e},t,!0),this._config.tagAttributes.a,!1),this.changeFormat({tag:"A",attributes:t},{tag:"A"},n),this.focus()},on.removeLink=function(){return this.changeFormat(null,{tag:"A"},this.getSelection(),!0),this.focus()},on.setFontFace=function(e){return this.changeFormat(e?{tag:"SPAN",attributes:{"class":"font",style:"font-family: "+e+", sans-serif;"}}:null,{tag:"SPAN",attributes:{"class":"font"}}),this.focus()},on.setFontSize=function(e){return this.changeFormat(e?{tag:"SPAN",attributes:{"class":"size",style:"font-size: "+("number"==typeof e?e+"px":e)}}:null,{tag:"SPAN",attributes:{"class":"size"}}),this.focus()},on.setTextColour=function(e){return this.changeFormat(e?{tag:"SPAN",attributes:{"class":"colour",style:"color:"+e}}:null,{tag:"SPAN",attributes:{"class":"colour"}}),this.focus()},on.setHighlightColour=function(e){return this.changeFormat(e?{tag:"SPAN",attributes:{"class":"highlight",style:"background-color:"+e}}:e,{tag:"SPAN",attributes:{"class":"highlight"}}),this.focus()},on.setTextAlignment=function(e){return 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