(function($){$.fn.textareaCount=function(options,fn){var defaults={maxCharacterSize:-1,originalStyle:'originalTextareaInfo',warningStyle:'warningTextareaInfo',warningNumber:20,displayFormat:'#input characters | #words words'};var options=$.extend(defaults,options);var container=$(this);$("<div class='charleft'>&nbsp;</div>").insertAfter(container);var charLeftCss={'width':container.width()};var charLeftInfo=getNextCharLeftInformation(container);charLeftInfo.addClass(options.originalStyle);charLeftInfo.css(charLeftCss);var numInput=0;var maxCharacters=options.maxCharacterSize;var numLeft=0;var numWords=0;limitTextAreaByCharacterCount();container.bind('keyup',function(event){limitTextAreaByCharacterCount();}).bind('mouseover',function(event){setTimeout(function(){limitTextAreaByCharacterCount();},10);}).bind('focus',function(event){setTimeout(function(){limitTextAreaByCharacterCount();},0);}).bind('paste',function(event){setTimeout(function(){limitTextAreaByCharacterCount();},10);});function limitTextAreaByCharacterCount(){charLeftInfo.html(countByCharacters());if(typeof fn!='undefined'){fn.call(this,getInfo());}
return true;}
function countByCharacters(){var content=container.val();var contentLength=content.length;if(options.maxCharacterSize>0){if(contentLength>=options.maxCharacterSize){content=content.substring(0,options.maxCharacterSize);}
var newlineCount=getNewlineCount(content);var systemmaxCharacterSize=options.maxCharacterSize-newlineCount;if(!isWin()){systemmaxCharacterSize=options.maxCharacterSize}
if(contentLength>systemmaxCharacterSize){var originalScrollTopPosition=this.scrollTop;container.val(content.substring(0,systemmaxCharacterSize));this.scrollTop=originalScrollTopPosition;}
charLeftInfo.removeClass(options.warningStyle);if(systemmaxCharacterSize-contentLength<=options.warningNumber){charLeftInfo.addClass(options.warningStyle);}
numInput=container.val().length+newlineCount;if(!isWin()){numInput=container.val().length;}
numWords=countWord(getCleanedWordString(container.val()));numLeft=maxCharacters-numInput;}else{var newlineCount=getNewlineCount(content);numInput=container.val().length+newlineCount;if(!isWin()){numInput=container.val().length;}
numWords=countWord(getCleanedWordString(container.val()));}
return formatDisplayInfo();}
function formatDisplayInfo(){var format=options.displayFormat;format=format.replace('#input',numInput);format=format.replace('#words',numWords);if(maxCharacters>0){format=format.replace('#max',maxCharacters);format=format.replace('#left',numLeft);}
return format;}
function getInfo(){var info={input:numInput,max:maxCharacters,left:numLeft,words:numWords};return info;}
function getNextCharLeftInformation(container){return container.next('.charleft');}
function isWin(){var strOS=navigator.appVersion;if(strOS.toLowerCase().indexOf('win')!=-1){return true;}
return false;}
function getNewlineCount(content){var newlineCount=0;for(var i=0;i<content.length;i++){if(content.charAt(i)=='\n'){newlineCount++;}}
return newlineCount;}
function getCleanedWordString(content){var fullStr=content+" ";if($("input.minimo:checked").length==1)fullStr=fullStr.replace(/\b.\b/gi," ");if($("input.numeros:checked").length==1)fullStr=fullStr.replace(/^\d$/gi," ");update();var initial_whitespace_rExp=/^[^A-Za-z0-9]+/gi;var left_trimmedStr=fullStr.replace(initial_whitespace_rExp,"");var non_alphanumerics_rExp=rExp=/[^A-Za-z0-9]+/gi;var cleanedStr=left_trimmedStr.replace(non_alphanumerics_rExp," ");var splitString=cleanedStr.split(" ");return splitString;}
function countWord(cleanedWordString){var word_count=cleanedWordString.length-1;return word_count;}};})(jQuery);