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Squire/build/squire.js
Neil Jenkins e07150192f Make shift-enter always just add <br>
2018-07-27 09:23:26 +10:00

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o.nodeType===F&&(r=o.childNodes[e.startOffset],r&&r.nodeType===F||(r=o.childNodes[e.startOffset-1]),r&&r.nodeType===F&&(e.setStart(r,0),e.collapse(!0))))}return e||null},it._keyUpDetectChange=function(e){var t=e.keyCode;e.ctrlKey||e.metaKey||e.altKey||!(t<16||t>20)||!(t<33||t>45)||this._docWasChanged()},it._docWasChanged=function(){if(ae&&(ve=new WeakMap),!this._ignoreAllChanges){if(re&&this._ignoreChange)return void(this._ignoreChange=!1);this._isInUndoState&&(this._isInUndoState=!1,this.fireEvent("undoStateChange",{canUndo:!0,canRedo:!1})),this.fireEvent("input")}},it._recordUndoState=function(e,t){if(!this._isInUndoState||t){var n,i=this._undoIndex,o=this._undoStack,r=this._config.undo,a=r.documentSizeThreshold,s=r.undoLimit;t||(i+=1),i<this._undoStackLength&&(o.length=this._undoStackLength=i),e&&this._saveRangeToBookmark(e),n=this._getHTML(),a>-1&&2*n.length>a&&s>-1&&i>s&&(o.splice(0,i-s),i=s,this._undoStackLength=s),o[i]=n,this._undoIndex=i,this._undoStackLength+=1,this._isInUndoState=!0}},it.saveUndoState=function(e){return e===t&&(e=this.getSelection()),this._recordUndoState(e,this._isInUndoState),this._getRangeAndRemoveBookmark(e),this},it.undo=function(){if(0!==this._undoIndex||!this._isInUndoState){this._recordUndoState(this.getSelection(),!1),this._undoIndex-=1,this._setHTML(this._undoStack[this._undoIndex]);var e=this._getRangeAndRemoveBookmark();e&&this.setSelection(e),this._isInUndoState=!0,this.fireEvent("undoStateChange",{canUndo:0!==this._undoIndex,canRedo:!0}),this.fireEvent("input")}return this},it.redo=function(){var e=this._undoIndex,t=this._undoStackLength;if(e+1<t&&this._isInUndoState){this._undoIndex+=1,this._setHTML(this._undoStack[this._undoIndex]);var n=this._getRangeAndRemoveBookmark();n&&this.setSelection(n),this.fireEvent("undoStateChange",{canUndo:!0,canRedo:e+2<t}),this.fireEvent("input")}return this},it.hasFormat=function(e,t,i){if(e=e.toUpperCase(),t||(t={}),!i&&!(i=this.getSelection()))return!1;!i.collapsed&&i.startContainer.nodeType===F&&i.startOffset===i.startContainer.length&&i.startContainer.nextSibling&&i.setStartBefore(i.startContainer.nextSibling),!i.collapsed&&i.endContainer.nodeType===F&&0===i.endOffset&&i.endContainer.previousSibling&&i.setEndAfter(i.endContainer.previousSibling);var o,r,a=this._root,s=i.commonAncestorContainer;if(g(s,a,e,t))return!0;if(s.nodeType===F)return!1;o=new n(s,4,function(e){return Ee(i,e,!0)});for(var d=!1;r=o.nextNode();){if(!g(r,a,e,t))return!1;d=!0}return d},it.getFontInfo=function(e){var n,i,o,r={color:t,backgroundColor:t,family:t,size:t},a=0;if(!e&&!(e=this.getSelection()))return r;if(n=e.commonAncestorContainer,e.collapsed||n.nodeType===F)for(n.nodeType===F&&(n=n.parentNode);a<4&&n;)(i=n.style)&&(!r.color&&(o=i.color)&&(r.color=o,a+=1),!r.backgroundColor&&(o=i.backgroundColor)&&(r.backgroundColor=o,a+=1),!r.family&&(o=i.fontFamily)&&(r.family=o,a+=1),!r.size&&(o=i.fontSize)&&(r.size=o,a+=1)),n=n.parentNode;return r},it._addFormat=function(e,t,i){var o,r,s,d,l,c,h,u,f=this._root;if(i.collapsed){for(o=T(this.createElement(e,t),f),Ce(i,o),i.setStart(o.firstChild,o.firstChild.length),i.collapse(!0),u=o;a(u);)u=u.parentNode;st(u,o)}else{if(r=new n(i.commonAncestorContainer,4|W,function(e){return(e.nodeType===F||"BR"===e.nodeName||"IMG"===e.nodeName)&&Ee(i,e,!0)}),s=i.startContainer,l=i.startOffset,d=i.endContainer,c=i.endOffset,r.currentNode=s,r.filter(s)||(s=r.nextNode(),l=0),!s)return i;do{h=r.currentNode,!g(h,f,e,t)&&(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),o=this.createElement(e,t),C(h,o),o.appendChild(h))}while(r.nextNode());d.nodeType!==F&&(h.nodeType===F?(d=h,c=h.length):(d=h.parentNode,c=1)),i=this.createRange(s,l,d,c)}return i},it._removeFormat=function(e,t,n,i){this._saveRangeToBookmark(n);var o,r=this._doc;n.collapsed&&(ie?(o=r.createTextNode(z),this._didAddZWS()):o=r.createTextNode(""),Ce(n,o));for(var s=n.commonAncestorContainer;a(s);)s=s.parentNode;var d=n.startContainer,l=n.startOffset,c=n.endContainer,h=n.endOffset,u=[],f=function(e,t){if(!Ee(n,e,!1)){var i,o,r=e.nodeType===F;if(!Ee(n,e,!0))return void("INPUT"===e.nodeName||r&&!e.data||u.push([t,e]));if(r)e===c&&h!==e.length&&u.push([t,e.splitText(h)]),e===d&&l&&(e.splitText(l),u.push([t,e]));else for(i=e.firstChild;i;i=o)o=i.nextSibling,f(i,t)}},g=Array.prototype.filter.call(s.getElementsByTagName(e),function(i){return Ee(n,i,!0)&&p(i,e,t)});return i||g.forEach(function(e){f(e,e)}),u.forEach(function(e){var t=e[0].cloneNode(!1),n=e[1];C(n,t),t.appendChild(n)}),g.forEach(function(e){C(e,S(e))}),this._getRangeAndRemoveBookmark(n),o&&n.collapse(!1),L(s,n),n},it.changeFormat=function(e,t,n,i){return n||(n=this.getSelection())?(this.saveUndoState(n),t&&(n=this._removeFormat(t.tag.toUpperCase(),t.attributes||{},n,i)),e&&(n=this._addFormat(e.tag.toUpperCase(),e.attributes||{},n)),this.setSelection(n),this._updatePath(n,!0),re||this._docWasChanged(),this):this};var lt={DT:"DD",DD:"DT",LI:"LI",PRE:"PRE"},ct=function(e,t,n,i){var o=lt[t.nodeName],r=null,a=b(n,i,t.parentNode,e._root),s=e._config;return o||(o=s.blockTag,r=s.blockAttributes),p(a,o,r)||(t=y(a.ownerDocument,o,r),a.dir&&(t.dir=a.dir),C(a,t),t.appendChild(S(a)),a=t),a};it.forEachBlock=function(e,t,n){if(!n&&!(n=this.getSelection()))return this;t&&this.saveUndoState(n);var i=this._root,o=Le(n,i),r=xe(n,i);if(o&&r)do{if(e(o)||o===r)break}while(o=h(o,i));return t&&(this.setSelection(n),this._updatePath(n,!0),re||this._docWasChanged()),this},it.modifyBlocks=function(e,t){if(!t&&!(t=this.getSelection()))return this;this._recordUndoState(t,this._isInUndoState);var n,i=this._root;return Re(t,i),ke(t,i,i,i),n=Se(t,i,i),Ce(t,e.call(this,n)),t.endOffset<t.endContainer.childNodes.length&&A(t.endContainer.childNodes[t.endOffset],i),A(t.startContainer.childNodes[t.startOffset],i),this._getRangeAndRemoveBookmark(t),this.setSelection(t),this._updatePath(t,!0),re||this._docWasChanged(),this};var ht=function(e){return this.createElement("BLOCKQUOTE",this._config.tagAttributes.blockquote,[e])},ut=function(e){var t=this._root,n=e.querySelectorAll("blockquote");return Array.prototype.filter.call(n,function(e){return!g(e.parentNode,t,"BLOCKQUOTE")}).forEach(function(e){C(e,S(e))}),e},ft=function(){return this.createDefaultBlock([this.createElement("INPUT",{id:"squire-selection-start",type:"hidden"}),this.createElement("INPUT",{id:dt,type:"hidden"})])},pt=function(e,t,n){for(var i,o,r,a,s=l(t,e._root),d=e._config.tagAttributes,c=d[n.toLowerCase()],h=d.li;i=s.nextNode();)"LI"===i.parentNode.nodeName&&(i=i.parentNode,s.currentNode=i.lastChild),"LI"!==i.nodeName?(a=e.createElement("LI",h),i.dir&&(a.dir=i.dir),(r=i.previousSibling)&&r.nodeName===n?(r.appendChild(a),N(i)):C(i,e.createElement(n,c,[a])),a.appendChild(S(i)),s.currentNode=a):(i=i.parentNode,(o=i.nodeName)!==n&&/^[OU]L$/.test(o)&&C(i,e.createElement(n,c,[S(i)])))},gt=function(e){return pt(this,e,"UL"),e},mt=function(e){return pt(this,e,"OL"),e},vt=function(e){var t,n,i,o,r,a=e.querySelectorAll("UL, OL"),d=e.querySelectorAll("LI"),l=this._root;for(t=0,n=a.length;t<n;t+=1)i=a[t],o=S(i),E(o,l),C(i,o);for(t=0,n=d.length;t<n;t+=1)r=d[t],s(r)?C(r,this.createDefaultBlock([S(r)])):(E(r,l),C(r,S(r)));return e},_t=function(e,t){for(var n=e.commonAncestorContainer,i=e.startContainer,o=e.endContainer;n&&n!==t&&!/^[OU]L$/.test(n.nodeName);)n=n.parentNode;if(!n||n===t)return null;for(i===n&&(i=i.childNodes[e.startOffset]),o===n&&(o=o.childNodes[e.endOffset]);i&&i.parentNode!==n;)i=i.parentNode;for(;o&&o.parentNode!==n;)o=o.parentNode;return[n,i,o]};it.increaseListLevel=function(e){if(!e&&!(e=this.getSelection()))return this.focus();var t=this._root,n=_t(e,t);if(!n)return this.focus();var i=n[0],o=n[1],r=n[2];if(!o||o===i.firstChild)return this.focus();this._recordUndoState(e,this._isInUndoState);var a,s,d=i.nodeName,l=o.previousSibling;l.nodeName!==d&&(a=this._config.tagAttributes[d.toLowerCase()],l=this.createElement(d,a),i.insertBefore(l,o));do{s=o===r?null:o.nextSibling,l.appendChild(o)}while(o=s);return s=l.nextSibling,s&&A(s,t),this._getRangeAndRemoveBookmark(e),this.setSelection(e),this._updatePath(e,!0),re||this._docWasChanged(),this.focus()},it.decreaseListLevel=function(e){if(!e&&!(e=this.getSelection()))return this.focus();var t=this._root,n=_t(e,t);if(!n)return this.focus();var i=n[0],o=n[1],r=n[2];o||(o=i.firstChild),r||(r=i.lastChild),this._recordUndoState(e,this._isInUndoState);var a,s=i.parentNode,d=r.nextSibling?b(i,r.nextSibling,s,t):i.nextSibling;if(s!==t&&"LI"===s.nodeName){for(s=s.parentNode;d;)a=d.nextSibling,r.appendChild(d),d=a;d=i.parentNode.nextSibling}var l=!/^[OU]L$/.test(s.nodeName);do{a=o===r?null:o.nextSibling,i.removeChild(o),l&&"LI"===o.nodeName&&(o=this.createDefaultBlock([S(o)])),s.insertBefore(o,d)}while(o=a);return i.firstChild||N(i),d&&A(d,t),this._getRangeAndRemoveBookmark(e),this.setSelection(e),this._updatePath(e,!0),re||this._docWasChanged(),this.focus()},it._ensureBottomLine=function(){var e=this._root,t=e.lastElementChild;t&&t.nodeName===this._config.blockTag&&s(t)||e.appendChild(this.createDefaultBlock())},it.setKeyHandler=function(e,t){return this._keyHandlers[e]=t,this},it._getHTML=function(){return this._root.innerHTML},it._setHTML=function(e){var t=this._root,n=t;n.innerHTML=e;do{T(n,t)}while(n=h(n,t));this._ignoreChange=!0},it.getHTML=function(e){var t,n,i,o,r,a,s=[];if(e&&(a=this.getSelection())&&this._saveRangeToBookmark(a),ne)for(t=this._root,n=t;n=h(n,t);)n.textContent||n.querySelector("BR")||(i=this.createElement("BR"),n.appendChild(i),s.push(i));if(o=this._getHTML().replace(/\u200B/g,""),ne)for(r=s.length;r--;)N(s[r]);return a&&this._getRangeAndRemoveBookmark(a),o},it.setHTML=function(e){var t,n,i,o=this._config,r=o.isSetHTMLSanitized?o.sanitizeToDOMFragment:null,a=this._root;"function"==typeof r?n=r(e,!1,this):(t=this.createElement("DIV"),t.innerHTML=e,n=this._doc.createDocumentFragment(),n.appendChild(S(t))),je(n,o),Ye(n,a,!1),E(n,a);for(var s=n;s=h(s,a);)T(s,a);for(this._ignoreChange=!0;i=a.lastChild;)a.removeChild(i);a.appendChild(n),T(a,a),this._undoIndex=-1,this._undoStack.length=0,this._undoStackLength=0,this._isInUndoState=!1;var d=this._getRangeAndRemoveBookmark()||this.createRange(a.firstChild,0);return this.saveUndoState(d),this._lastSelection=d,D.call(this),this._updatePath(d,!0),this},it.insertElement=function(e,t){if(t||(t=this.getSelection()),t.collapse(!0),a(e))Ce(t,e),t.setStartAfter(e);else{for(var n,i,o=this._root,r=Le(t,o)||o;r!==o&&!r.nextSibling;)r=r.parentNode;r!==o&&(n=r.parentNode,i=b(n,r.nextSibling,o,o)),i?o.insertBefore(e,i):(o.appendChild(e),i=this.createDefaultBlock(),o.appendChild(i)),t.setStart(i,0),t.setEnd(i,0),be(t)}return this.focus(),this.setSelection(t),this._updatePath(t),re||this._docWasChanged(),this},it.insertImage=function(e,t){var n=this.createElement("IMG",B({src:e},t,!0));return this.insertElement(n),n};var Nt=/\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)(?:\?[^&?\s]+=[^&?\s]+(?:&[^&?\s]+=[^&?\s]+)*)?/i,Ct=function(e,t,i){for(var o,r,a,s,d,l,c,h=e.ownerDocument,u=new n(e,4,function(e){return!g(e,t,"A")}),f=i._config.tagAttributes.a;o=u.nextNode();)for(r=o.data,a=o.parentNode;s=Nt.exec(r);)d=s.index,l=d+s[0].length,d&&(c=h.createTextNode(r.slice(0,d)),a.insertBefore(c,o)),c=i.createElement("A",B({href:s[1]?/^(?:ht|f)tps?:/i.test(s[1])?s[1]:"http://"+s[1]:"mailto:"+s[0]},f,!1)),c.textContent=r.slice(d,l),a.insertBefore(c,o),o.data=r=r.slice(l)};it.insertHTML=function(e,t){var n,i,o,r,a,s,d,l=this._config,c=l.isInsertedHTMLSanitized?l.sanitizeToDOMFragment:null,u=this.getSelection(),f=this._doc;"function"==typeof c?r=c(e,t,this):(t&&(n=e.indexOf("\x3c!--StartFragment--\x3e"),i=e.lastIndexOf("\x3c!--EndFragment--\x3e"),n>-1&&i>-1&&(e=e.slice(n+20,i))),/<\/td>((?!<\/tr>)[\s\S])*$/i.test(e)&&(e="<TR>"+e+"</TR>"),/<\/tr>((?!<\/table>)[\s\S])*$/i.test(e)&&(e="<TABLE>"+e+"</TABLE>"),o=this.createElement("DIV"),o.innerHTML=e,r=f.createDocumentFragment(),r.appendChild(S(o))),this.saveUndoState(u);try{for(a=this._root,s=r,d={fragment:r,preventDefault:function(){this.defaultPrevented=!0},defaultPrevented:!1},Ct(r,r,this),je(r,l),Ye(r,a,!1),$e(r),r.normalize();s=h(s,r);)T(s,a);t&&this.fireEvent("willPaste",d),d.defaultPrevented||(Te(u,d.fragment,a),re||this._docWasChanged(),u.collapse(!1),this._ensureBottomLine()),this.setSelection(u),this._updatePath(u,!0),t&&this.focus()}catch(e){this.didError(e)}return this};var St=function(e){return e.split("&").join("&amp;").split("<").join("&lt;").split(">").join("&gt;").split('"').join("&quot;")};it.insertPlainText=function(e,t){var n,i,o,r,a=e.split("\n"),s=this._config,d=s.blockTag,l=s.blockAttributes,c="</"+d+">",h="<"+d;for(n in l)h+=" "+n+'="'+St(l[n])+'"';for(h+=">",i=0,o=a.length;i<o;i+=1)r=a[i],r=St(r).replace(/ (?= )/g,"&nbsp;"),a[i]=h+(r||"<BR>")+c;return this.insertHTML(a.join(""),t)};var yt=function(e,t,n){return function(){return this[e](t,n),this.focus()}};it.addStyles=function(e){if(e){var t=this._doc.documentElement.firstChild,n=this.createElement("STYLE",{type:"text/css"});n.appendChild(this._doc.createTextNode(e)),t.appendChild(n)}return this},it.bold=yt("changeFormat",{tag:"B"}),it.italic=yt("changeFormat",{tag:"I"}),it.underline=yt("changeFormat",{tag:"U"}),it.strikethrough=yt("changeFormat",{tag:"S"}),it.subscript=yt("changeFormat",{tag:"SUB"},{tag:"SUP"}),it.superscript=yt("changeFormat",{tag:"SUP"},{tag:"SUB"}),it.removeBold=yt("changeFormat",null,{tag:"B"}),it.removeItalic=yt("changeFormat",null,{tag:"I"}),it.removeUnderline=yt("changeFormat",null,{tag:"U"}),it.removeStrikethrough=yt("changeFormat",null,{tag:"S"}),it.removeSubscript=yt("changeFormat",null,{tag:"SUB"}),it.removeSuperscript=yt("changeFormat",null,{tag:"SUP"}),it.makeLink=function(e,t){var n=this.getSelection();if(n.collapsed){var i=e.indexOf(":")+1;if(i)for(;"/"===e[i];)i+=1;Ce(n,this._doc.createTextNode(e.slice(i)))}return t=B(B({href:e},t,!0),this._config.tagAttributes.a,!1),this.changeFormat({tag:"A",attributes:t},{tag:"A"},n),this.focus()},it.removeLink=function(){return this.changeFormat(null,{tag:"A"},this.getSelection(),!0),this.focus()},it.setFontFace=function(e){var t=this._config.classNames.fontFamily;return this.changeFormat(e?{tag:"SPAN",attributes:{class:t,style:"font-family: "+e+", sans-serif;"}}:null,{tag:"SPAN",attributes:{class:t}}),this.focus()},it.setFontSize=function(e){var t=this._config.classNames.fontSize;return this.changeFormat(e?{tag:"SPAN",attributes:{class:t,style:"font-size: "+("number"==typeof e?e+"px":e)}}:null,{tag:"SPAN",attributes:{class:t}}),this.focus()},it.setTextColour=function(e){var t=this._config.classNames.colour;return this.changeFormat(e?{tag:"SPAN",attributes:{class:t,style:"color:"+e}}:null,{tag:"SPAN",attributes:{class:t}}),this.focus()},it.setHighlightColour=function(e){var t=this._config.classNames.highlight;return this.changeFormat(e?{tag:"SPAN",attributes:{class:t,style:"background-color:"+e}}:e,{tag:"SPAN",attributes:{class:t}}),this.focus()},it.setTextAlignment=function(e){return this.forEachBlock(function(t){var n=t.className.split(/\s+/).filter(function(e){return!!e&&!/^align/.test(e)}).join(" ");e?(t.className=n+" align-"+e,t.style.textAlign=e):(t.className=n,t.style.textAlign="")},!0),this.focus()},it.setTextDirection=function(e){return this.forEachBlock(function(t){e?t.dir=e:t.removeAttribute("dir")},!0),this.focus()},it.removeAllFormatting=function(e){if(!e&&!(e=this.getSelection())||e.collapsed)return this;for(var t=this._root,n=e.commonAncestorContainer;n&&!s(n);)n=n.parentNode;if(n||(Re(e,t),n=t),n.nodeType===F)return this;this.saveUndoState(e),ke(e,n,n,t);for(var i,o,r=n.ownerDocument,a=e.startContainer,d=e.startOffset,l=e.endContainer,c=e.endOffset,h=r.createDocumentFragment(),u=r.createDocumentFragment(),f=b(l,c,n,t),p=b(a,d,n,t);p!==f;)i=p.nextSibling,h.appendChild(p),p=i;return I(this,h,u),u.normalize(),p=u.firstChild,i=u.lastChild,o=n.childNodes,p?(n.insertBefore(u,f),d=de.call(o,p),c=de.call(o,i)+1):(d=de.call(o,f),c=d),e.setStart(n,d),e.setEnd(n,c),L(n,e),be(e),this.setSelection(e),this._updatePath(e,!0),this.focus()},it.increaseQuoteLevel=yt("modifyBlocks",ht),it.decreaseQuoteLevel=yt("modifyBlocks",ut),it.makeUnorderedList=yt("modifyBlocks",gt),it.makeOrderedList=yt("modifyBlocks",mt),it.removeList=yt("modifyBlocks",vt),R.isInline=a,R.isBlock=s,R.isContainer=d,R.getBlockWalker=l,R.getPreviousBlock=c,R.getNextBlock=h,R.areAlike=f,R.hasTagAttributes=p,R.getNearest=g,R.isOrContains=m,R.detach=N,R.replaceWith=C,R.empty=S,R.getNodeBefore=_e,R.getNodeAfter=Ne,R.insertNodeInRange=Ce,R.extractContentsOfRange=Se,R.deleteContentsOfRange=ye,R.insertTreeFragmentIntoRange=Te,R.isNodeContainedInRange=Ee,R.moveRangeBoundariesDownTree=be,R.moveRangeBoundariesUpTree=ke,R.getStartBlockOfRange=Le,R.getEndBlockOfRange=xe,R.contentWalker=Ae,R.rangeDoesStartAtBlockBoundary=Oe,R.rangeDoesEndAtBlockBoundary=Be,R.expandRangeToBlockBoundaries=Re,R.onPaste=tt,R.addLinks=Ct,R.splitBlock=ct,R.startSelectionId="squire-selection-start",R.endSelectionId=dt,"object"==typeof exports?module.exports=R:"function"==typeof define&&define.amd?define(function(){return R}):(q.Squire=R,top!==q&&"true"===e.documentElement.getAttribute("data-squireinit")&&(q.editor=new R(e),q.onEditorLoad&&(q.onEditorLoad(q.editor),q.onEditorLoad=null)))}(document);
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