(function($){$.fn.markItUp=function(settings,extraSettings){var options,ctrlKey,shiftKey,altKey;ctrlKey=shiftKey=altKey=false;options={id:'',nameSpace:'',root:'',previewInWindow:'',previewAutoRefresh:true,previewPosition:'after',previewTemplatePath:'~/templates/preview.html',previewParserPath:'',previewParserVar:'data',resizeHandle:true,beforeInsert:'',afterInsert:'',onEnter:{},onShiftEnter:{},onCtrlEnter:{},onTab:{},markupSet:[{}]};$.extend(options,settings,extraSettings);if(!options.root)$('script').each(function(a,tag){miuScript=$(tag).get(0).src.match(/(.*)jquery\.markitup(\.pack)?\.js$/);if(miuScript!==null)options.root=miuScript[1]});return this.each(function(){var $$,textarea,levels,scrollPosition,caretPosition,caretOffset,clicked,hash,header,footer,previewWindow,template,iFrame,abort;$$=$(this);textarea=this;levels=[];abort=false;scrollPosition=caretPosition=0;caretOffset=-1;options.previewParserPath=localize(options.previewParserPath);options.previewTemplatePath=localize(options.previewTemplatePath)
function localize(data,inText){if(inText)return data.replace(/("|')~\//g,"$1"+options.root);return data.replace(/^~\//,options.root)}
function init(){id='';nameSpace='';if(options.id){id='id="'+options.id+'"'}else if($$.attr("id"))id='id="markItUp'+($$.attr("id").substr(0,1).toUpperCase())+($$.attr("id").substr(1))+'"';if(options.nameSpace)nameSpace='class="'+options.nameSpace+'"';$$.wrap('<div '+nameSpace+'></div>');$$.wrap('<div '+id+' class="markItUp"></div>');$$.wrap('<div class="markItUpContainer"></div>');$$.addClass("markItUpEditor");header=$('<div class="markItUpHeader"></div>').insertBefore($$);$(dropMenus(options.markupSet)).appendTo(header);footer=$('<div class="markItUpFooter"></div>').insertAfter($$);if(options.resizeHandle===true&&$.browser.safari!==true){resizeHandle=$('<div class="markItUpResizeHandle"></div>').insertAfter($$).bind("mousedown",function(e){var h=$$.height(),y=e.clientY,mouseMove,mouseUp;mouseMove=function(e){$$.css("height",Math.max(20,e.clientY+h-y)+"px");return false};mouseUp=function(e){$("html").unbind("mousemove",mouseMove).unbind("mouseup",mouseUp);return false};$("html").bind("mousemove",mouseMove).bind("mouseup",mouseUp)});footer.append(resizeHandle)};$$.keydown(keyPressed).keyup(keyPressed);$$.bind("insertion",function(e,settings){if(settings.target!==false)get();if(textarea===$.markItUp.focused)markup(settings)});$$.focus(function(){$.markItUp.focused=this})}
function dropMenus(markupSet){var ul=$('<ul></ul>'),i=0;$('li:hover > ul',ul).css('display','block');$.each(markupSet,function(){var button=this,t='',title,li,j;title=(button.key)?(button.name||'')+' [Ctrl+'+button.key+']':(button.name||'');key=(button.key)?'accesskey="'+button.key+'"':'';if(button.separator){li=$('<li class="markItUpSeparator">'+(button.separator||'')+'</li>').appendTo(ul)}else{i++;for(j=levels.length-1;j>=0;j--)t+=levels[j]+"-";li=$('<li class="markItUpButton markItUpButton'+t+i+' '+(button.className||'')+'"><a href="" '+key+' title="'+title+'">'+(button.name||'')+'</a></li>').bind("contextmenu",function(){return false}).click(function(){return false}).mouseup(function(){if(button.call)eval(button.call)();markup(button);return false}).hover(function(){$('> ul',this).show();$(document).one('click',function(){$('ul ul',header).hide()})},function(){$('> ul',this).hide()}).appendTo(ul);if(button.dropMenu){levels.push(i);$(li).addClass('markItUpDropMenu').append(dropMenus(button.dropMenu))}}});levels.pop();return ul}
function magicMarkups(string){if(string){string=string.toString();string=string.replace(/\(\!\(([\s\S]*?)\)\!\)/g,function(x,a){var b=a.split('|!|');if(altKey===true){return(b[1]!==undefined)?b[1]:b[0]}else return(b[1]===undefined)?"":b[0]});string=string.replace(/\[\!\[([\s\S]*?)\]\!\]/g,function(x,a){var b=a.split(':!:');if(abort===true)return false;value=prompt(b[0],(b[1])?b[1]:'');if(value===null)abort=true;return value});return string};return""}
function prepare(action){if($.isFunction(action))action=action(hash);return magicMarkups(action)}
function build(string){openWith=prepare(clicked.openWith);placeHolder=prepare(clicked.placeHolder);replaceWith=prepare(clicked.replaceWith);closeWith=prepare(clicked.closeWith);if(replaceWith!==""){block=openWith+replaceWith+closeWith}else if(selection===''&&placeHolder!==''){block=openWith+placeHolder+closeWith}else block=openWith+(string||selection)+closeWith;return{block:block,openWith:openWith,replaceWith:replaceWith,placeHolder:placeHolder,closeWith:closeWith}}
function markup(button){var len,j,n,i;hash=clicked=button;get();$.extend(hash,{line:"",root:options.root,textarea:textarea,selection:(selection||''),caretPosition:caretPosition,ctrlKey:ctrlKey,shiftKey:shiftKey,altKey:altKey});prepare(options.beforeInsert);prepare(clicked.beforeInsert);if(ctrlKey===true&&shiftKey===true)prepare(clicked.beforeMultiInsert);$.extend(hash,{line:1});if(ctrlKey===true&&shiftKey===true){lines=selection.split(/\r?\n/);for(j=0,n=lines.length,i=0;i<n;i++)if($.trim(lines[i])!==''){$.extend(hash,{line:++j,selection:lines[i]});lines[i]=build(lines[i]).block}else lines[i]="";string={block:lines.join('\n')};start=caretPosition;len=string.block.length+(($.browser.opera)?n:0)}else if(ctrlKey===true){string=build(selection);start=caretPosition+string.openWith.length;len=string.block.length-string.openWith.length-string.closeWith.length;len-=fixIeBug(string.block)}else if(shiftKey===true){string=build(selection);start=caretPosition;len=string.block.length;len-=fixIeBug(string.block)}else{string=build(selection);start=caretPosition+string.block.length;len=0;start-=fixIeBug(string.block)};if((selection===''&&string.replaceWith==='')){caretOffset+=fixOperaBug(string.block);start=caretPosition+string.openWith.length;len=string.block.length-string.openWith.length-string.closeWith.length;caretOffset=$$.val().substring(caretPosition,$$.val().length).length;caretOffset-=fixOperaBug($$.val().substring(0,caretPosition))};$.extend(hash,{caretPosition:caretPosition,scrollPosition:scrollPosition});if(string.block!==selection&&abort===false){insert(string.block);set(start,len)}else caretOffset=-1;get();$.extend(hash,{line:'',selection:selection});if(ctrlKey===true&&shiftKey===true)prepare(clicked.afterMultiInsert);prepare(clicked.afterInsert);prepare(options.afterInsert);if(previewWindow&&options.previewAutoRefresh)refreshPreview();shiftKey=altKey=ctrlKey=abort=false}
function fixOperaBug(string){if($.browser.opera)return string.length-string.replace(/\n*/g,'').length;return 0}
function fixIeBug(string){if($.browser.msie)return string.length-string.replace(/\r*/g,'').length;return 0}
function insert(block){if(document.selection){var newSelection=document.selection.createRange();newSelection.text=block}else $$.val($$.val().substring(0,caretPosition)+block+$$.val().substring(caretPosition+selection.length,$$.val().length))}
function set(start,len){if(textarea.createTextRange){if($.browser.opera&&$.browser.version>=9.5&&len==0)return false;range=textarea.createTextRange();range.collapse(true);range.moveStart('character',start);range.moveEnd('character',len);range.select()}else if(textarea.setSelectionRange)textarea.setSelectionRange(start,start+len);textarea.scrollTop=scrollPosition;textarea.focus()}
function get(){textarea.focus();scrollPosition=textarea.scrollTop;if(document.selection){selection=document.selection.createRange().text;if($.browser.msie){var range=document.selection.createRange(),rangeCopy=range.duplicate();rangeCopy.moveToElementText(textarea);caretPosition=-1;while(rangeCopy.inRange(range)){rangeCopy.moveStart('character');caretPosition++}}else caretPosition=textarea.selectionStart}else{caretPosition=textarea.selectionStart;selection=$$.val().substring(caretPosition,textarea.selectionEnd)};return selection}
function preview(){if(!previewWindow||previewWindow.closed){if(options.previewInWindow){previewWindow=window.open('','preview',options.previewInWindow)}else{iFrame=$('<iframe class="markItUpPreviewFrame"></iframe>');if(options.previewPosition=='after'){iFrame.insertAfter(footer)}else iFrame.insertBefore(header);previewWindow=iFrame[iFrame.length-1].contentWindow||frame[iFrame.length-1]}}else if(altKey===true){if(iFrame){iFrame.remove()}else previewWindow.close();previewWindow=iFrame=false};if(!options.previewAutoRefresh)refreshPreview()}
function refreshPreview(){renderPreview()}
function renderPreview(){var phtml;if(options.previewParserPath!==''){$.ajax({type:'POST',url:options.previewParserPath,data:options.previewParserVar+'='+encodeURIComponent($$.val()),success:function(data){writeInPreview(localize(data,1))}})}else if(!template)$.ajax({url:options.previewTemplatePath,success:function(data){writeInPreview(localize(data,1).replace(/<!-- content -->/g,$$.val()))}});return false}
function writeInPreview(data){if(previewWindow.document){try{sp=previewWindow.document.documentElement.scrollTop}catch(e){sp=0};var h="test";previewWindow.document.open();previewWindow.document.write(data);previewWindow.document.close();previewWindow.document.documentElement.scrollTop=sp};if(options.previewInWindow)previewWindow.focus()}
function keyPressed(e){shiftKey=e.shiftKey;altKey=e.altKey;ctrlKey=(!(e.altKey&&e.ctrlKey))?e.ctrlKey:false;if(e.type==='keydown'){if(ctrlKey===true){li=$("a[accesskey="+String.fromCharCode(e.keyCode)+"]",header).parent('li');if(li.length!==0){ctrlKey=false;li.triggerHandler('mouseup');return false}};if(e.keyCode===13||e.keyCode===10)if(ctrlKey===true){ctrlKey=false;markup(options.onCtrlEnter);return options.onCtrlEnter.keepDefault}else if(shiftKey===true){shiftKey=false;markup(options.onShiftEnter);return options.onShiftEnter.keepDefault}else{markup(options.onEnter);return options.onEnter.keepDefault};if(e.keyCode===9){if(shiftKey==true||ctrlKey==true||altKey==true)return false;if(caretOffset!==-1){get();caretOffset=$$.val().length-caretOffset;set(caretOffset,0);caretOffset=-1;return false}else{markup(options.onTab);return options.onTab.keepDefault}}}};init()})};$.fn.markItUpRemove=function(){return this.each(function(){$$=$(this).unbind().removeClass('markItUpEditor');$$.parent('div').parent('div.markItUp').parent('div').replaceWith($$)})};$.markItUp=function(settings){var options={target:false};$.extend(options,settings);if(options.target){return $(options.target).each(function(){$(this).focus();$(this).trigger('insertion',[options])})}else $('textarea').trigger('insertion',[options])}})(jQuery);