/*
Copyright (c) 2006, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 0.12.2
*/

YAHOO.widget.LogMsg=function(oConfigs){if(typeof oConfigs=="object"){for(var param in oConfigs){this[param]=oConfigs[param];}}};YAHOO.widget.LogMsg.prototype.msg=null;YAHOO.widget.LogMsg.prototype.time=null;YAHOO.widget.LogMsg.prototype.category=null;YAHOO.widget.LogMsg.prototype.source=null;YAHOO.widget.LogMsg.prototype.sourceDetail=null;YAHOO.widget.LogWriter=function(sSource){if(!sSource){YAHOO.log("Could not instantiate LogWriter due to invalid source.","error","LogWriter");return;}
this._source=sSource;};YAHOO.widget.LogWriter.prototype.toString=function(){return"LogWriter "+this._sSource;};YAHOO.widget.LogWriter.prototype.log=function(sMsg,sCategory){YAHOO.widget.Logger.log(sMsg,sCategory,this._source);};YAHOO.widget.LogWriter.prototype.getSource=function(){return this._sSource;};YAHOO.widget.LogWriter.prototype.setSource=function(sSource){if(!sSource){YAHOO.log("Could not set source due to invalid source.","error",this.toString());return;}
else{this._sSource=sSource;}};YAHOO.widget.LogWriter.prototype._source=null;YAHOO.widget.LogReader=function(elContainer,oConfigs){var oSelf=this;this._sName=YAHOO.widget.LogReader._index;YAHOO.widget.LogReader._index++;if(typeof oConfigs=="object"){for(var param in oConfigs){this[param]=oConfigs[param];}}
if(elContainer){if(typeof elContainer=="string"){this._elContainer=document.getElementById(elContainer);}
else if(elContainer.tagName){this._elContainer=elContainer;}
this._elContainer.className="yui-log";}
if(!this._elContainer){if(YAHOO.widget.LogReader._elDefaultContainer){this._elContainer=YAHOO.widget.LogReader._elDefaultContainer;}
else{this._elContainer=document.body.appendChild(document.createElement("div"));this._elContainer.id="yui-log";this._elContainer.className="yui-log";YAHOO.widget.LogReader._elDefaultContainer=this._elContainer;}
var containerStyle=this._elContainer.style;if(this.width){containerStyle.width=this.width;}
if(this.right){containerStyle.right=this.right;}
if(this.top){containerStyle.top=this.top;}
if(this.left){containerStyle.left=this.left;containerStyle.right="auto";}
if(this.bottom){containerStyle.bottom=this.bottom;containerStyle.top="auto";}
if(this.fontSize){containerStyle.fontSize=this.fontSize;}
if(window.opera){document.body.style+='';}}
if(this._elContainer){if(!this._elHd){this._elHd=this._elContainer.appendChild(document.createElement("div"));this._elHd.id="yui-log-hd"+this._sName;this._elHd.className="yui-log-hd";this._elCollapse=this._elHd.appendChild(document.createElement("div"));this._elCollapse.className="yui-log-btns";this._btnCollapse=document.createElement("input");this._btnCollapse.type="button";this._btnCollapse.style.fontSize=YAHOO.util.Dom.getStyle(this._elContainer,"fontSize");this._btnCollapse.className="yui-log-button";this._btnCollapse.value="Collapse";this._btnCollapse=this._elCollapse.appendChild(this._btnCollapse);YAHOO.util.Event.addListener(oSelf._btnCollapse,'click',oSelf._onClickCollapseBtn,oSelf);this._title=this._elHd.appendChild(document.createElement("h4"));this._title.innerHTML="Logger Console";if(YAHOO.util.DD&&(YAHOO.widget.LogReader._elDefaultContainer==this._elContainer)){var ylog_dd=new YAHOO.util.DD(this._elContainer.id);ylog_dd.setHandleElId(this._elHd.id);this._elHd.style.cursor="move";}}
if(!this._elConsole){this._elConsole=this._elContainer.appendChild(document.createElement("div"));this._elConsole.className="yui-log-bd";if(this.height){this._elConsole.style.height=this.height;}}
if(!this._elFt&&this.footerEnabled){this._elFt=this._elContainer.appendChild(document.createElement("div"));this._elFt.className="yui-log-ft";this._elBtns=this._elFt.appendChild(document.createElement("div"));this._elBtns.className="yui-log-btns";this._btnPause=document.createElement("input");this._btnPause.type="button";this._btnPause.style.fontSize=YAHOO.util.Dom.getStyle(this._elContainer,"fontSize");this._btnPause.className="yui-log-button";this._btnPause.value="Pause";this._btnPause=this._elBtns.appendChild(this._btnPause);YAHOO.util.Event.addListener(oSelf._btnPause,'click',oSelf._onClickPauseBtn,oSelf);this._btnClear=document.createElement("input");this._btnClear.type="button";this._btnClear.style.fontSize=YAHOO.util.Dom.getStyle(this._elContainer,"fontSize");this._btnClear.className="yui-log-button";this._btnClear.value="Clear";this._btnClear=this._elBtns.appendChild(this._btnClear);YAHOO.util.Event.addListener(oSelf._btnClear,'click',oSelf._onClickClearBtn,oSelf);this._elCategoryFilters=this._elFt.appendChild(document.createElement("div"));this._elCategoryFilters.className="yui-log-categoryfilters";this._elSourceFilters=this._elFt.appendChild(document.createElement("div"));this._elSourceFilters.className="yui-log-sourcefilters";}}
if(!this._buffer){this._buffer=[];}
this._lastTime=YAHOO.widget.Logger.getStartTime();YAHOO.widget.Logger.newLogEvent.subscribe(this._onNewLog,this);YAHOO.widget.Logger.logResetEvent.subscribe(this._onReset,this);this._categoryFilters=[];var catsLen=YAHOO.widget.Logger.categories.length;if(this._elCategoryFilters){for(var i=0;i<catsLen;i++){this._createCategoryCheckbox(YAHOO.widget.Logger.categories[i]);}}
this._sourceFilters=[];var sourcesLen=YAHOO.widget.Logger.sources.length;if(this._elSourceFilters){for(var j=0;j<sourcesLen;j++){this._createSourceCheckbox(YAHOO.widget.Logger.sources[j]);}}
YAHOO.widget.Logger.categoryCreateEvent.subscribe(this._onCategoryCreate,this);YAHOO.widget.Logger.sourceCreateEvent.subscribe(this._onSourceCreate,this);this._filterLogs();YAHOO.log("LogReader initialized",null,this.toString());};YAHOO.widget.LogReader.prototype.logReaderEnabled=true;YAHOO.widget.LogReader.prototype.width=null;YAHOO.widget.LogReader.prototype.height=null;YAHOO.widget.LogReader.prototype.top=null;YAHOO.widget.LogReader.prototype.left=null;YAHOO.widget.LogReader.prototype.right=null;YAHOO.widget.LogReader.prototype.bottom=null;YAHOO.widget.LogReader.prototype.fontSize=null;YAHOO.widget.LogReader.prototype.footerEnabled=true;YAHOO.widget.LogReader.prototype.verboseOutput=true;YAHOO.widget.LogReader.prototype.newestOnTop=true;YAHOO.widget.LogReader.prototype.thresholdMax=500;YAHOO.widget.LogReader.prototype.thresholdMin=100;YAHOO.widget.LogReader.prototype.toString=function(){return"LogReader instance"+this._sName;};YAHOO.widget.LogReader.prototype.pause=function(){this._timeout=null;this.logReaderEnabled=false;};YAHOO.widget.LogReader.prototype.resume=function(){this.logReaderEnabled=true;this._printBuffer();};YAHOO.widget.LogReader.prototype.hide=function(){this._elContainer.style.display="none";};YAHOO.widget.LogReader.prototype.show=function(){this._elContainer.style.display="block";};YAHOO.widget.LogReader.prototype.setTitle=function(sTitle){this._title.innerHTML=this.html2Text(sTitle);};YAHOO.widget.LogReader.prototype.getLastTime=function(){return this._lastTime;};YAHOO.widget.LogReader.prototype.formatMsg=function(oLogMsg){var category=oLogMsg.category;var label=category.substring(0,4).toUpperCase();var time=oLogMsg.time;if(time.toLocaleTimeString){var localTime=time.toLocaleTimeString();}
else{localTime=time.toString();}
var msecs=time.getTime();var startTime=YAHOO.widget.Logger.getStartTime();var totalTime=msecs-startTime;var elapsedTime=msecs-this.getLastTime();var source=oLogMsg.source;var sourceDetail=oLogMsg.sourceDetail;var sourceAndDetail=(sourceDetail)?source+" "+sourceDetail:source;var msg=this.html2Text(oLogMsg.msg);var output=(this.verboseOutput)?["<p><span class='",category,"'>",label,"</span> ",totalTime,"ms (+",elapsedTime,") ",localTime,": ","</p><p>",sourceAndDetail,": </p><p>",msg,"</p>"]:["<p><span class='",category,"'>",label,"</span> ",totalTime,"ms (+",elapsedTime,") ",localTime,": ",sourceAndDetail,": ",msg,"</p>"];return output.join("");};YAHOO.widget.LogReader.prototype.html2Text=function(sHtml){if(sHtml){sHtml+="";return sHtml.replace(/&/g,"&#38;").replace(/</g,"&#60;").replace(/>/g,"&#62;");}
return"";};YAHOO.widget.LogReader._index=0;YAHOO.widget.LogReader.prototype._sName=null;YAHOO.widget.LogReader._elDefaultContainer=null;YAHOO.widget.LogReader.prototype._buffer=null;YAHOO.widget.LogReader.prototype._consoleMsgCount=0;YAHOO.widget.LogReader.prototype._lastTime=null;YAHOO.widget.LogReader.prototype._timeout=null;YAHOO.widget.LogReader.prototype._categoryFilters=null;YAHOO.widget.LogReader.prototype._sourceFilters=null;YAHOO.widget.LogReader.prototype._elContainer=null;YAHOO.widget.LogReader.prototype._elHd=null;YAHOO.widget.LogReader.prototype._elCollapse=null;YAHOO.widget.LogReader.prototype._btnCollapse=null;YAHOO.widget.LogReader.prototype._title=null;YAHOO.widget.LogReader.prototype._elConsole=null;YAHOO.widget.LogReader.prototype._elFt=null;YAHOO.widget.LogReader.prototype._elBtns=null;YAHOO.widget.LogReader.prototype._elCategoryFilters=null;YAHOO.widget.LogReader.prototype._elSourceFilters=null;YAHOO.widget.LogReader.prototype._btnPause=null;YAHOO.widget.LogReader.prototype._btnClear=null;YAHOO.widget.LogReader.prototype._createCategoryCheckbox=function(sCategory){var oSelf=this;if(this._elFt){var elParent=this._elCategoryFilters;var filters=this._categoryFilters;var elFilter=elParent.appendChild(document.createElement("span"));elFilter.className="yui-log-filtergrp";var chkCategory=document.createElement("input");chkCategory.id="yui-log-filter-"+sCategory+this._sName;chkCategory.className="yui-log-filter-"+sCategory;chkCategory.type="checkbox";chkCategory.category=sCategory;chkCategory=elFilter.appendChild(chkCategory);chkCategory.checked=true;filters.push(sCategory);YAHOO.util.Event.addListener(chkCategory,'click',oSelf._onCheckCategory,oSelf);var lblCategory=elFilter.appendChild(document.createElement("label"));lblCategory.htmlFor=chkCategory.id;lblCategory.className=sCategory;lblCategory.innerHTML=sCategory;}};YAHOO.widget.LogReader.prototype._createSourceCheckbox=function(sSource){var oSelf=this;if(this._elFt){var elParent=this._elSourceFilters;var filters=this._sourceFilters;var elFilter=elParent.appendChild(document.createElement("span"));elFilter.className="yui-log-filtergrp";var chkSource=document.createElement("input");chkSource.id="yui-log-filter"+sSource+this._sName;chkSource.className="yui-log-filter"+sSource;chkSource.type="checkbox";chkSource.source=sSource;chkSource=elFilter.appendChild(chkSource);chkSource.checked=true;filters.push(sSource);YAHOO.util.Event.addListener(chkSource,'click',oSelf._onCheckSource,oSelf);var lblSource=elFilter.appendChild(document.createElement("label"));lblSource.htmlFor=chkSource.id;lblSource.className=sSource;lblSource.innerHTML=sSource;}};YAHOO.widget.LogReader.prototype._filterLogs=function(){if(this._elConsole!==null){this._clearConsole();this._printToConsole(YAHOO.widget.Logger.getStack());}};YAHOO.widget.LogReader.prototype._clearConsole=function(){this._timeout=null;this._buffer=[];this._consoleMsgCount=0;this._lastTime=YAHOO.widget.Logger.getStartTime();var elConsole=this._elConsole;while(elConsole.hasChildNodes()){elConsole.removeChild(elConsole.firstChild);}};YAHOO.widget.LogReader.prototype._printBuffer=function(){this._timeout=null;if(this._elConsole!==null){var thresholdMax=this.thresholdMax;thresholdMax=(thresholdMax&&!isNaN(thresholdMax))?thresholdMax:500;if(this._consoleMsgCount<thresholdMax){var entries=[];for(var i=0;i<this._buffer.length;i++){entries[i]=this._buffer[i];}
this._buffer=[];this._printToConsole(entries);}
else{this._filterLogs();}
if(!this.newestOnTop){this._elConsole.scrollTop=this._elConsole.scrollHeight;}}};YAHOO.widget.LogReader.prototype._printToConsole=function(aEntries){var entriesLen=aEntries.length;var thresholdMin=this.thresholdMin;if(isNaN(thresholdMin)||(thresholdMin>this.thresholdMax)){thresholdMin=0;}
var entriesStartIndex=(entriesLen>thresholdMin)?(entriesLen-thresholdMin):0;var sourceFiltersLen=this._sourceFilters.length;var categoryFiltersLen=this._categoryFilters.length;for(var i=entriesStartIndex;i<entriesLen;i++){var okToPrint=false;var okToFilterCats=false;var entry=aEntries[i];var source=entry.source;var category=entry.category;for(var j=0;j<sourceFiltersLen;j++){if(source==this._sourceFilters[j]){okToFilterCats=true;break;}}
if(okToFilterCats){for(var k=0;k<categoryFiltersLen;k++){if(category==this._categoryFilters[k]){okToPrint=true;break;}}}
if(okToPrint){var output=this.formatMsg(entry);var container=(this.verboseOutput)?"CODE":"PRE";var oNewElement=(this.newestOnTop)?this._elConsole.insertBefore(document.createElement(container),this._elConsole.firstChild):this._elConsole.appendChild(document.createElement(container));oNewElement.innerHTML=output;this._consoleMsgCount++;this._lastTime=entry.time.getTime();}}};YAHOO.widget.LogReader.prototype._onCategoryCreate=function(sType,aArgs,oSelf){var category=aArgs[0];if(oSelf._elFt){oSelf._createCategoryCheckbox(category);}};YAHOO.widget.LogReader.prototype._onSourceCreate=function(sType,aArgs,oSelf){var source=aArgs[0];if(oSelf._elFt){oSelf._createSourceCheckbox(source);}};YAHOO.widget.LogReader.prototype._onCheckCategory=function(v,oSelf){var newFilter=this.category;var filtersArray=oSelf._categoryFilters;if(!this.checked){for(var i=0;i<filtersArray.length;i++){if(newFilter==filtersArray[i]){filtersArray.splice(i,1);break;}}}
else{filtersArray.push(newFilter);}
oSelf._filterLogs();};YAHOO.widget.LogReader.prototype._onCheckSource=function(v,oSelf){var newFilter=this.source;var filtersArray=oSelf._sourceFilters;if(!this.checked){for(var i=0;i<filtersArray.length;i++){if(newFilter==filtersArray[i]){filtersArray.splice(i,1);break;}}}
else{filtersArray.push(newFilter);}
oSelf._filterLogs();};YAHOO.widget.LogReader.prototype._onClickCollapseBtn=function(v,oSelf){var btn=oSelf._btnCollapse;if(btn.value=="Expand"){oSelf._elConsole.style.display="block";if(oSelf._elFt){oSelf._elFt.style.display="block";}
btn.value="Collapse";}
else{oSelf._elConsole.style.display="none";if(oSelf._elFt){oSelf._elFt.style.display="none";}
btn.value="Expand";}};YAHOO.widget.LogReader.prototype._onClickPauseBtn=function(v,oSelf){var btn=oSelf._btnPause;if(btn.value=="Resume"){oSelf.resume();btn.value="Pause";}
else{oSelf.pause();btn.value="Resume";}};YAHOO.widget.LogReader.prototype._onClickClearBtn=function(v,oSelf){oSelf._clearConsole();};YAHOO.widget.LogReader.prototype._onNewLog=function(sType,aArgs,oSelf){var logEntry=aArgs[0];oSelf._buffer.push(logEntry);if(oSelf.logReaderEnabled===true&&oSelf._timeout===null){oSelf._timeout=setTimeout(function(){oSelf._printBuffer();},100);}};YAHOO.widget.LogReader.prototype._onReset=function(sType,aArgs,oSelf){oSelf._filterLogs();};YAHOO.widget.Logger={loggerEnabled:true,_browserConsoleEnabled:false,categories:["info","warn","error","time","window"],sources:["global"],_stack:[],maxStackEntries:2500,_startTime:new Date().getTime(),_lastTime:null};YAHOO.widget.Logger.log=function(sMsg,sCategory,sSource){if(this.loggerEnabled){if(!sCategory){sCategory="info";}
else{sCategory=sCategory.toLocaleLowerCase();if(this._isNewCategory(sCategory)){this._createNewCategory(sCategory);}}
var sClass="global";var sDetail=null;if(sSource){var spaceIndex=sSource.indexOf(" ");if(spaceIndex>0){sClass=sSource.substring(0,spaceIndex);sDetail=sSource.substring(spaceIndex,sSource.length);}
else{sClass=sSource;}
if(this._isNewSource(sClass)){this._createNewSource(sClass);}}
var timestamp=new Date();var logEntry=new YAHOO.widget.LogMsg({msg:sMsg,time:timestamp,category:sCategory,source:sClass,sourceDetail:sDetail});var stack=this._stack;var maxStackEntries=this.maxStackEntries;if(maxStackEntries&&!isNaN(maxStackEntries)&&(stack.length>=maxStackEntries)){stack.shift();}
stack.push(logEntry);this.newLogEvent.fire(logEntry);if(this._browserConsoleEnabled){this._printToBrowserConsole(logEntry);}
return true;}
else{return false;}};YAHOO.widget.Logger.reset=function(){this._stack=[];this._startTime=new Date().getTime();this.loggerEnabled=true;this.log("Logger reset");this.logResetEvent.fire();};YAHOO.widget.Logger.getStack=function(){return this._stack;};YAHOO.widget.Logger.getStartTime=function(){return this._startTime;};YAHOO.widget.Logger.disableBrowserConsole=function(){YAHOO.log("Logger output to the function console.log() has been disabled.");this._browserConsoleEnabled=false;};YAHOO.widget.Logger.enableBrowserConsole=function(){this._browserConsoleEnabled=true;YAHOO.log("Logger output to the function console.log() has been enabled.");};YAHOO.widget.Logger.categoryCreateEvent=new YAHOO.util.CustomEvent("categoryCreate",this,true);YAHOO.widget.Logger.sourceCreateEvent=new YAHOO.util.CustomEvent("sourceCreate",this,true);YAHOO.widget.Logger.newLogEvent=new YAHOO.util.CustomEvent("newLog",this,true);YAHOO.widget.Logger.logResetEvent=new YAHOO.util.CustomEvent("logReset",this,true);YAHOO.widget.Logger._createNewCategory=function(sCategory){this.categories.push(sCategory);this.categoryCreateEvent.fire(sCategory);};YAHOO.widget.Logger._isNewCategory=function(sCategory){for(var i=0;i<this.categories.length;i++){if(sCategory==this.categories[i]){return false;}}
return true;};YAHOO.widget.Logger._createNewSource=function(sSource){this.sources.push(sSource);this.sourceCreateEvent.fire(sSource);};YAHOO.widget.Logger._isNewSource=function(sSource){if(sSource){for(var i=0;i<this.sources.length;i++){if(sSource==this.sources[i]){return false;}}
return true;}};YAHOO.widget.Logger._printToBrowserConsole=function(oEntry){if(window.console&&console.log){var category=oEntry.category;var label=oEntry.category.substring(0,4).toUpperCase();var time=oEntry.time;if(time.toLocaleTimeString){var localTime=time.toLocaleTimeString();}
else{localTime=time.toString();}
var msecs=time.getTime();var elapsedTime=(YAHOO.widget.Logger._lastTime)?(msecs-YAHOO.widget.Logger._lastTime):0;YAHOO.widget.Logger._lastTime=msecs;var output=localTime+" ("+
elapsedTime+"ms): "+
oEntry.source+": "+
oEntry.msg;console.log(output);}};YAHOO.widget.Logger._onWindowError=function(sMsg,sUrl,sLine){try{YAHOO.widget.Logger.log(sMsg+' ('+sUrl+', line '+sLine+')',"window");if(YAHOO.widget.Logger._origOnWindowError){YAHOO.widget.Logger._origOnWindowError();}}
catch(e){return false;}};if(window.onerror){YAHOO.widget.Logger._origOnWindowError=window.onerror;}
window.onerror=YAHOO.widget.Logger._onWindowError;YAHOO.widget.Logger.log("Logger initialized");