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medium.min.js
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medium.min.js
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(function(e,h){var g=e.rangy||null,c=e.Undo||null,f=e.Key={backspace:8,tab:9,enter:13,shift:16,ctrl:17,alt:18,pause:19,capsLock:20,escape:27,pageUp:33,pageDown:34,end:35,home:36,leftArrow:37,upArrow:38,rightArrow:39,downArrow:40,insert:45,"delete":46,"0":48,"1":49,"2":50,"3":51,"4":52,"5":53,"6":54,"7":55,"8":56,"9":57,a:65,b:66,c:67,d:68,e:69,f:70,g:71,h:72,i:73,j:74,k:75,l:76,m:77,n:78,o:79,p:80,q:81,r:82,s:83,t:84,u:85,v:86,w:87,x:88,y:89,z:90,leftWindow:91,rightWindowKey:92,select:93,numpad0:96,numpad1:97,numpad2:98,numpad3:99,numpad4:100,numpad5:101,numpad6:102,numpad7:103,numpad8:104,numpad9:105,multiply:106,add:107,subtract:109,decimalPoint:110,divide:111,f1:112,f2:113,f3:114,f4:115,f5:116,f6:117,f7:118,f8:119,f9:120,f10:121,f11:122,f12:123,numLock:144,scrollLock:145,semiColon:186,equalSign:187,comma:188,dash:189,period:190,forwardSlash:191,graveAccent:192,openBracket:219,backSlash:220,closeBracket:221,singleQuote:222},b=(function(){var d=function(q){var v=this,r=a.deepExtend({},d.defaultSettings),n=this.settings=a.deepExtend(r,q),k=new d.Cache(),t=new d.Selection(),o=new d.Action(this),u=new d.Cursor(this),s=new d.Undoable(this),m,l,p;for(p in r){if(r.hasOwnProperty(p)){if(typeof r[p]!=="object"&&r.hasOwnProperty(p)&&n.element.getAttribute("data-medium-"+f)){l=n.element.getAttribute("data-medium-"+f);if(l.toLowerCase()==="false"||l.toLowerCase()==="true"){l=l.toLowerCase()==="true"}n[p]=l}}}if(n.modifiers){for(p in n.modifiers){if(n.modifiers.hasOwnProperty(p)){if(typeof(f[p])!=="undefined"){n.modifiers[f[p]]=n.modifiers[p]}}}}if(n.keyContext){for(p in n.keyContext){if(n.keyContext.hasOwnProperty(p)){if(typeof(f[p])!=="undefined"){n.keyContext[f[p]]=n.keyContext[p]}}}}m=n.element;m.contentEditable=true;m.className+=(" "+n.cssClasses.editor)+(" "+n.cssClasses.editor+"-"+n.mode);n.tags=(n.tags||{});if(n.tags.outerLevel){n.tags.outerLevel=n.tags.outerLevel.concat([n.tags.paragraph,n.tags.horizontalRule])}this.settings=n;this.element=m;m.medium=this;this.action=o;this.cache=k;this.cursor=u;this.utils=a;this.selection=t;v.clean();v.placeholders();o.preserveElementFocus();this.dirty=false;this.undoable=s;this.makeUndoable=s.makeUndoable;if(n.drag){v.drag=new d.Drag(v);v.drag.setup()}o.setup();k.initialized=true;this.makeUndoable(true)};d.prototype={placeholders:function(){if(!e.getComputedStyle){return}var u=this.settings,p=this.placeholder||(this.placeholder=h.createElement("div")),m=this.element,k=p.style,q=e.getComputedStyle(m,null),o=function(s){return q.getPropertyValue(s)},r=a.text(m),t=this.cursor,n=m.children.length,l=d.activeElement===m;m.placeholder=p;if(!l&&r.length<1&&n<2){if(m.placeHolderActive){return}if(!m.innerHTML.match("<"+u.tags.paragraph)){m.innerHTML=""}if(u.placeholder.length>0){if(!p.setup){p.setup=true;k.background=o("background");k.backgroundColor=o("background-color");k.fontSize=o("font-size");k.color=q.color;k.marginTop=o("margin-top");k.marginBottom=o("margin-bottom");k.marginLeft=o("margin-left");k.marginRight=o("margin-right");k.paddingTop=o("padding-top");k.paddingBottom=o("padding-bottom");k.paddingLeft=o("padding-left");k.paddingRight=o("padding-right");k.borderTopWidth=o("border-top-width");k.borderTopColor=o("border-top-color");k.borderTopStyle=o("border-top-style");k.borderBottomWidth=o("border-bottom-width");k.borderBottomColor=o("border-bottom-color");k.borderBottomStyle=o("border-bottom-style");k.borderLeftWidth=o("border-left-width");k.borderLeftColor=o("border-left-color");k.borderLeftStyle=o("border-left-style");k.borderRightWidth=o("border-right-width");k.borderRightColor=o("border-right-color");k.borderRightStyle=o("border-right-style");p.className=u.cssClasses.placeholder+" "+u.cssClasses.placeholder+"-"+u.mode;p.innerHTML="<div>"+u.placeholder+"</div>";m.parentNode.insertBefore(p,m)}m.className+=" "+u.cssClasses.clear;k.display="";k.minHeight=m.clientHeight+"px";k.minWidth=m.clientWidth+"px";if(u.mode!==d.inlineMode&&u.mode!==d.inlineRichMode){this.setupContents();if(n===0&&m.firstChild){t.set(this,0,m.firstChild)}}}m.placeHolderActive=true}else{if(m.placeHolderActive){m.placeHolderActive=false;k.display="none";m.className=a.trim(m.className.replace(u.cssClasses.clear,""));this.setupContents()}}},clean:function(k){var w=this.settings,n=w.cssClasses.placeholder,o=(w.attributes||{}).remove||[],x=w.tags||{},r=x.outerLevel||null,t=x.innerLevel||null,y={},v={},q=(x.paragraph||"").toUpperCase(),m=this.html,p,u,l;k=k||w.element;if(w.mode===d.inlineRichMode){r=w.tags.innerLevel}if(r!==null){for(l=0;l<r.length;l++){y[r[l].toUpperCase()]=true}}if(t!==null){for(l=0;l<t.length;l++){v[t[l].toUpperCase()]=true}}a.traverseAll(k,{element:function(E,z,C,A){var D=E.nodeName,s=true,B;for(l=0;l<o.length;l++){p=o[l];if(E.hasAttribute(p)){B=E.getAttribute(p);if(B!==n&&(!B.match("medium-")&&p==="class")){E.removeAttribute(p)}}}if(r===null&&t===null){return}if(C===1&&y[D]!==undefined){s=false}else{if(C>1&&v[D]!==undefined){s=false}}if(s){if(e.getComputedStyle(E,null).getPropertyValue("display")==="block"){if(q.length>0&&q!==D){a.changeTag(E,q)}if(C>1){while(A.childNodes.length>z){A.parentNode.insertBefore(A.lastChild,A.nextSibling)}}}else{switch(D){case"BR":if(E===E.parentNode.lastChild){if(E===E.parentNode.firstChild){break}u=h.createTextNode("");u.innerHTML=" ";E.parentNode.insertBefore(u,E);break}default:while(E.firstChild!==null){E.parentNode.insertBefore(E.firstChild,E)}a.detachNode(E);break}}}}})},insertHtml:function(l,o,m){var k=(new d.Html(this,l)).insert(this.settings.beforeInsertHtml),n=k[k.length-1];if(m===true){a.triggerEvent(this.element,"change")}if(o){o.apply(k)}switch(n.nodeName){case"UL":case"OL":case"DL":if(n.lastChild!==null){this.cursor.moveCursorToEnd(n.lastChild);break}default:this.cursor.moveCursorToEnd(n)}return this},addTag:function(l,k,m,o){if(!this.settings.beforeAddTag(l,k,m,o)){var p=h.createElement(l),n;if(typeof m!=="undefined"&&m===false){p.contentEditable=false}if(p.innerHTML.length==0){p.innerHTML=" "}if(o&&o.nextSibling){o.parentNode.insertBefore(p,o.nextSibling);n=o.nextSibling}else{this.element.appendChild(p);n=this.lastChild()}if(k){this.cache.focusedElement=n;this.cursor.set(this,0,n)}return p}return null},invokeElement:function(m,l,o){var n=this.settings,k=l.remove||[];l=l||{};switch(n.mode){case d.inlineMode:case d.partialMode:return this;default:}if(k.length>0){if(!a.arrayContains(n,"class")){k.push("class")}}(new d.Element(this,m,l)).invoke(this.settings.beforeInvokeElement);if(o===true){a.triggerEvent(this.element,"change")}return this},value:function(k){if(typeof k!=="undefined"){this.element.innerHTML=k;this.clean();this.placeholders();this.makeUndoable()}else{return this.element.innerHTML}return this},focus:function(){var k=this.element;k.focus();return this},select:function(){a.selectNode(d.activeElement=this.element);return this},isActive:function(){return(d.activeElement===this.element)},setupContents:function(){var n=this.element,l=n.children,o=n.childNodes,k,m=this.settings;if(!m.tags.paragraph||l.length>0||m.mode===d.inlineMode||m.mode===d.inlineRichMode){return d.Utilities}if(o.length>0){k=h.createElement(m.tags.paragraph);if(n.innerHTML.match("^[&]nbsp[;]")){n.innerHTML=n.innerHTML.substring(6,n.innerHTML.length-1)}k.innerHTML=n.innerHTML;n.innerHTML="";n.appendChild(k)}else{k=h.createElement(m.tags.paragraph);k.innerHTML=" ";n.appendChild(k);this.cursor.set(this,0,n.firstChild)}return this},destroy:function(){var l=this.element,k=this.settings,m=this.placeholder||null;if(m!==null&&m.setup&&m.parentNode!==null){m.parentNode.removeChild(m);delete l.placeHolderActive}l.removeAttribute("contenteditable");l.className=a.trim(l.className.replace(k.cssClasses.editor,"").replace(k.cssClasses.clear,"").replace(k.cssClasses.editor+"-"+k.mode,""));this.action.destroy();if(this.settings.drag){this.drag.destroy()}},clear:function(){this.element.innerHTML="";this.placeholders()},splitAtCaret:function(){if(!this.isActive()){return null}var k=(e.getSelection||h.selection),q=k(),r=q.focusOffset,p=q.focusNode,m=this.element,l=h.createRange(),o=h.createRange(),n;l.setStart(p,r);o.selectNodeContents(m);l.setEnd(o.endContainer,o.endOffset);n=l.extractContents();return n},deleteSelection:function(){if(!this.isActive()){return}var l=g.getSelection(),k;if(l.rangeCount>0){k=l.getRangeAt(0);k.deleteContents()}},lastChild:function(){return this.element.lastChild},bold:function(){switch(this.settings.mode){case d.partialMode:case d.inlineMode:return this}(new d.Element(this,"bold")).setClean(false).invoke(this.settings.beforeInvokeElement);return this},underline:function(){switch(this.settings.mode){case d.partialMode:case d.inlineMode:return this}(new d.Element(this,"underline")).setClean(false).invoke(this.settings.beforeInvokeElement);return this},italicize:function(){switch(this.settings.mode){case d.partialMode:case d.inlineMode:return this}(new d.Element(this,"italic")).setClean(false).invoke(this.settings.beforeInvokeElement);return this},quote:function(){return this},paste:function(s){var p=this.value(),l=p.length,r,n=this.settings,q=this.selection,m=this.element,t=this,o=function(u){u=u||"";if(u.length>0){m.focus();d.activeElement=m;q.restoreSelection(k);u=a.encodeHtml(u);r=u.length+l;if(n.maxLength>0&&r>n.maxLength){u=u.substring(0,n.maxLength-l)}if(n.mode!==d.inlineMode){u=u.replace(/\n/g,"<br>")}(new d.Html(t,u)).setClean(false).insert(n.beforeInsertHtml,true);t.clean();t.placeholders()}};t.makeUndoable();if(s!==undefined){o(s)}else{if(n.pasteAsText){var k=q.saveSelection();a.pasteHook(this,o)}else{setTimeout(function(){t.clean();t.placeholders()},20)}}return true},undo:function(){var l=this.undoable,k=l.stack,m=k.canUndo();if(m){k.undo()}return this},redo:function(){var l=this.undoable,k=l.stack,m=k.canRedo();if(m){k.redo()}return this}};d.inlineMode="inline";d.partialMode="partial";d.richMode="rich";d.inlineRichMode="inlineRich";d.Messages={pastHere:"Paste Here"};d.defaultSettings={element:null,modifier:"auto",placeholder:"",autofocus:false,autoHR:true,mode:d.richMode,maxLength:-1,modifiers:{b:"bold",i:"italicize",u:"underline"},tags:{"break":"br",horizontalRule:"hr",paragraph:"p",outerLevel:["pre","blockquote","figure"],innerLevel:["a","b","u","i","img","strong"]},cssClasses:{editor:"Medium",pasteHook:"Medium-paste-hook",placeholder:"Medium-placeholder",clear:"Medium-clear"},attributes:{remove:["style","class"]},pasteAsText:true,beforeInvokeElement:function(){},beforeInsertHtml:function(){},maxLengthReached:function(k){},beforeAddTag:function(l,k,m,n){},onBlur:function(){},onFocus:function(){},keyContext:null,drag:false};(function(l,k,n){function m(o){if(o.hasOwnProperty("target")&&o.target.getAttribute("contenteditable")==="false"){a.preventDefaultEvent(o);return false}return true}l.Action=function(o){this.medium=o;this.handledEvents={keydown:null,keyup:null,blur:null,focus:null,paste:null,click:null}};l.Action.prototype={setup:function(){this.handleFocus().handleBlur().handleKeyDown().handleKeyUp().handlePaste().handleClick()},destroy:function(){var o=this.medium.element;a.removeEvent(o,"focus",this.handledEvents.focus).removeEvent(o,"blur",this.handledEvents.blur).removeEvent(o,"keydown",this.handledEvents.keydown).removeEvent(o,"keyup",this.handledEvents.keyup).removeEvent(o,"paste",this.handledEvents.paste).removeEvent(o,"click",this.handledEvents.click)},handleFocus:function(){var o=this.medium,p=o.element;a.addEvent(p,"focus",this.handledEvents.focus=function(q){q=q||k.event;if(!m(q)){return false}l.activeElement=p;o.cache.originalVal=q.target.textContent;o.settings.onFocus(q);o.placeholders()});return this},handleBlur:function(){var o=this.medium,p=o.element;a.addEvent(p,"blur",this.handledEvents.blur=function(q){q=q||k.event;if(l.activeElement===p){l.activeElement=null}o.settings.onBlur(q);o.placeholders()});return this},handleKeyDown:function(){var s=this,p=this.medium,r=p.settings,o=p.cache,q=p.element;a.addEvent(q,"keydown",this.handledEvents.keydown=function(z){z=z||k.event;if(!m(z)){return false}var u=true;if(z.keyCode===229){return}a.isCommand(r,z,function(){o.cmd=true},function(){o.cmd=false});a.isShift(z,function(){o.shift=true},function(){o.shift=false});a.isModifier(r,z,function(C){if(o.cmd){if((r.mode===l.inlineMode)||(r.mode===l.partialMode)){a.preventDefaultEvent(z);return false}var B=typeof C;var A=null;if(B==="function"){A=C}else{A=p[C]}u=A.call(p,z);if(u===false||u===p){a.preventDefaultEvent(z);a.stopPropagation(z)}return true}return false});if(r.maxLength!==-1){var t=a.text(q).length,v=false,y=k.getSelection(),x=a.isSpecial(z),w=a.isNavigational(z);if(y){v=!y.isCollapsed}if(x||w){return true}if(t>=r.maxLength&&!v){r.maxLengthReached(q);a.preventDefaultEvent(z);return false}}switch(z.keyCode){case f.enter:if(s.enterKey(z)===false){a.preventDefaultEvent(z)}break;case f.escape:if(s.escKey(z)===false){a.preventDefaultEvent(z)}break;case f.backspace:case f["delete"]:s.backspaceOrDeleteKey(z);break}return u});return this},handleKeyUp:function(){var s=this,p=this.medium,r=p.settings,o=p.cache,t=p.cursor,q=p.element;a.addEvent(q,"keyup",this.handledEvents.keyup=function(w){w=w||k.event;if(!m(w)){return false}a.isCommand(r,w,function(){o.cmd=false},function(){o.cmd=true});p.clean();p.placeholders();var v;if(r.keyContext!==null&&(v=r.keyContext[w.keyCode])){var u=t.parent();if(u){v.call(p,w,u)}}s.preserveElementFocus()});return this},handlePaste:function(){var w=this.medium,o=w.element,v,q,u,p,s,t,r;a.addEvent(o,"paste",this.handledEvents.paste=function(x){x=x||k.event;if(!m(x)){return false}q=0;a.preventDefaultEvent(x);v="";s=x.clipboardData;if(s&&(p=s.getData)){r=s.types;u=r.length;for(q=0;q<u;q++){t=r[q];switch(t){case"text/plain":return w.paste(s.getData("text/plain"))}}}w.paste()});return this},handleClick:function(){var o=this.medium,p=o.element,q=o.cursor;a.addEvent(p,"click",this.handledEvents.click=function(r){if(!m(r)){q.caretToAfter(r.target)}});return this},escKey:function(s){var p=this.medium,r=p.element,q=p.settings,o=p.cache;if(q.mode===l.inlineMode||q.mode===l.inlineRichMode){s.target.textContent=o.originalVal;if(q.element.blur){q.element.blur()}else{if(q.element.onblur){q.element.onblur()}}return false}},enterKey:function(v){var z=this.medium,q=z.element,s=z.settings,o=z.cache,y=z.cursor;if(s.mode===l.inlineMode||s.mode===l.inlineRichMode){if(s.element.blur){s.element.blur()}else{if(s.element.onblur){s.element.onblur()}}return false}if(o.shift){if(s.tags["break"]){z.addTag(s.tags["break"],true);return false}}else{var w=a.atCaret(z)||{},r=q.children,p=w===q.lastChild?q.lastChild:null,u,x,t;if(p&&p!==q.firstChild&&s.autoHR&&s.mode!==l.partialMode&&s.tags.horizontalRule){a.preventDefaultEvent(v);u=a.text(p)===""&&p.nodeName.toLowerCase()===s.tags.paragraph;if(u&&r.length>=2){x=r[r.length-2];if(x.nodeName.toLowerCase()===s.tags.horizontalRule){u=false}}if(u){z.addTag(s.tags.horizontalRule,false,true,w);w=w.nextSibling}if((t=z.addTag(s.tags.paragraph,true,null,w))!==null){t.innerHTML="";y.set(z,0,t)}}}return true},backspaceOrDeleteKey:function(s){var v=this.medium,u=v.cursor,r=v.settings,p=v.element;if(r.onBackspaceOrDelete!==undefined){var w=r.onBackspaceOrDelete.call(v,s,p);if(w){return}}if(p.lastChild===null){return}var o=p.lastChild,q=o.previousSibling,t=g.getSelection().anchorNode;if(o&&r.tags.horizontalRule&&o.nodeName.toLocaleLowerCase()===r.tags.horizontalRule){p.removeChild(o)}else{if(o&&q&&a.text(o).length<1&&q.nodeName.toLowerCase()===r.tags.horizontalRule&&o.nodeName.toLowerCase()===r.tags.paragraph){p.removeChild(o);p.removeChild(q)}else{if(p.childNodes.length===1&&o&&!a.text(o).length){a.preventDefaultEvent(s);v.setupContents()}else{if(t&&t===p){v.deleteSelection();v.setupContents();u.set(v,0,p.firstChild)}}}}},preserveElementFocus:function(){var w=k.getSelection?k.getSelection().anchorNode:document.activeElement;if(w){var x=this.medium,o=x.cache,p=x.element,y=x.settings,v=w.parentNode,q=p.children,u=v!==o.focusedElement,r=0,t;if(v===y.element){v=w}for(t=0;t<q.length;t++){if(v===q[t]){r=t;break}}if(u){o.focusedElement=v;o.focusedElementIndex=r}}}}})(d,e,h);(function(k){k.Cache=function(){this.initialized=false;this.cmd=false;this.focusedElement=null;this.originalVal=null}})(d);(function(k){k.Cursor=function(l){this.medium=l};k.Cursor.prototype={set:function(s,o){var l;if(h.createRange){var n=e.getSelection(),r=this.medium.lastChild(),q=a.text(r).length-1,m=o?o:r,p=((typeof s!=="undefined")&&(s!==null)?s:q);l=h.createRange();l.setStart(m,p);l.collapse(true);n.removeAllRanges();n.addRange(l)}else{l=h.body.createTextRange();l.moveToElementText(o);l.collapse(false);l.select()}},moveCursorToEnd:function(n){var m=g.getSelection(),l=g.createRange();l.setStartAfter(n);l.setEnd(n,n.length||n.childNodes.length);m.removeAllRanges();m.addRange(l)},moveCursorToAfter:function(m){var n=g.getSelection();if(n.rangeCount){var l=n.getRangeAt(0);l.collapse(false);l.collapseAfter(m);n.setSingleRange(l)}},parent:function(){var m=null,l;if(e.getSelection){l=e.getSelection().getRangeAt(0);m=l.commonAncestorContainer;m=(m.nodeType===1?m:m.parentNode)}else{if(h.selection){m=h.selection.createRange().parentElement()}}if(m.tagName=="SPAN"){m=m.parentNode}return m},caretToBeginning:function(l){this.set(0,l)},caretToEnd:function(l){this.moveCursorToEnd(l)},caretToAfter:function(l){this.moveCursorToAfter(l)}}})(d);(function(k){k.Drag=function(m){this.medium=m;var o=this,l=this.iconSrc.replace(/[{][{]([a-zA-Z]+)[}][}]/g,function(q,p){if(o.hasOwnProperty(p)){return o[p]}return q}),n=this.icon=h.createElement("img");n.className=this.buttonClass;n.setAttribute("contenteditable","false");n.setAttribute("src",l);this.hide();this.element=null;this.protectedElement=null;this.handledEvents={dragstart:null,dragend:null,mouseover:null,mouseout:null,mousemove:null}};k.Drag.prototype={elementClass:"Medium-focused",buttonClass:"Medium-drag",iconSrc:'data:image/svg+xml;utf8,<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="21.424px" height="21.424px" viewBox="0 0 21.424 21.424" style="enable-background:new 0 0 21.424 21.424;" xml:space="preserve"> <g> <g> <path style="fill:{{iconColor}};" d="M13.616,17.709L13.616,17.709h0.781l-3.686,3.715l-3.685-3.715h0.781l0,0H13.616z M13.616,17.709 M14.007,17.709 M12.555,19.566 M8.87,19.566 M7.418,17.709 M7.809,17.709 M10.712,17.709"/> <path style="fill:{{iconColor}};" d="M13.616,3.715L13.616,3.715h0.781L10.712,0L7.027,3.715h0.781l0,0H13.616z M13.616,3.715 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