jquery.cadmask.min.js

(function($){String.prototype.relativeLength=function(relativeChar){return this.match(new RegExp(relativeChar,'g')).length};$.fn.cadMask=function(options){var settings=$.extend({cpfMask:"___.___.___-__",cnpjMask:"__.___.___/____-__",hasRawField:false,rawName:'raw',rawId:'raw_id',showError:false,errorStyle:null,cpfCallback:function(){return true},cnpjCallback:function(){return true}},options);var myDefaultStyle="background-color: #FFC9C9; border: 1px solid red; color: red;",currentDigit,cpfMaskChar=settings.cpfMask.charAt(0),cnpjMaskChar=settings.cnpjMask.charAt(0);return this.each(function(){var $this=$(this);if(settings.hasRawField){var raw_element=$("<input/>").attr('type','hidden').attr('name',settings.rawName).attr('id',settings.rawId);$this.after(raw_element)}$this.data('value',new Array());if($this.val().length>0){var value=$this.val().split("");for(var i=0;i<value.length;i++)_pushChar(value[i],$this)}$this.focusin(function(){if($(this).data('value').length==0){$(this).val(settings.cpfMask)}else if(settings.showError){_unsetErrorStyle($(this),settings.errorStyle)}}).focusout(function(){if($(this).data('value').length==0){$(this).val("")}else if(settings.showError){var maskChar=($(this).data('value').length>11)?cnpjMaskChar:cpfMaskChar;if($(this).val().match(new RegExp(maskChar))||_testCallbacks($(this)))_setErrorStyle($(this),settings.errorStyle)}}).keypress(function(event){var digit=event.which;event.preventDefault();event.stopPropagation();if(event.which==8)$(this).data('value').pop();currentDigit=((digit>=48&&digit<=57)||(digit>=96&&digit<=105))?digit:'';var currentChar=_getDigit(currentDigit);_pushChar(currentChar,$(this))})});function _pushChar(digit,element){if(digit.match(/[0-9]/g)&&element.data('value').length<_biggestLength())element.data('value').push(digit);var value=element.data('value').join(""),text="";text=(element.data('value').length<=settings.cpfMask.relativeLength(cpfMaskChar))?_prepareValue(value,settings.cpfMask):_prepareValue(value,settings.cnpjMask);element.val(text);if(settings.hasRawField)$("#"+settings.rawId).val(value)}function _getDigit(code){return String.fromCharCode((code>57)?(code-48):code)}function _prepareValue(value,mask){var i=0,j=0,text="";for(;i<value.length;i++,j++){if(mask.charAt(j)==mask.charAt(0))text+=value.charAt(i);else text+=mask.charAt(j++)+value.charAt(i)}text+=mask.substr(j);return text}function _setErrorStyle(element,styleClass){if(styleClass==null)element.attr('style',myDefaultStyle);else element.addClass(styleClass)}function _biggestLength(){return Math.max(settings.cpfMask.relativeLength(cpfMaskChar),settings.cnpjMask.relativeLength(cnpjMaskChar))}function _unsetErrorStyle(element,styleClass){if(styleClass==null)element.attr('style','');else element.removeClass(styleClass)}function _testCallbacks(element){return(element.data('value').length<12)?!settings.cpfCallback(element):!settings.cnpjCallback(element)}}})(jQuery);