(function($){
$.fn.shortPass = 'Too short';
$.fn.badPass = 'Weak';
$.fn.goodPass = 'Good';
$.fn.strongPass = 'Strong';
$.fn.samePassword = 'Username and Password identical.';
$.fn.resultStyle = "";
$.fn.passStrength = function(options) {
var defaults = {
shortPass: "shortPass", //optional
badPass: "badPass", //optional
goodPass: "goodPass", //optional
strongPass: "strongPass", //optional
baseStyle: "testresult", //optional
userid: "", //required override
messageloc: 1 //before == 0 or after == 1
};
var opts = $.extend(defaults, options);
return this.each(function() {
var obj = $(this);
$(obj).unbind().keyup(function()
{
var results = $.fn.teststrength($(this).val(),$(opts.userid).val(),opts);
if(opts.messageloc === 1)
{
$(this).next("." + opts.baseStyle).remove();
$(this).after("
");
$(this).next("." + opts.baseStyle).addClass($(this).resultStyle).find("span").text(results);
}
else
{
$(this).prev("." + opts.baseStyle).remove();
$(this).before("
");
$(this).prev("." + opts.baseStyle).addClass($(this).resultStyle).find("span").text(results);
}
});
//FUNCTIONS
$.fn.teststrength = function(password,username,option){
var score = 0;
//password if (password.length //password == user name
if (password.toLowerCase()==username.toLowerCase()){this.resultStyle = option.badPass;return $(this).samePassword;}
//password length
score += password.length * 4;
score += ( $.fn.checkRepetition(1,password).length - password.length ) * 1;
score += ( $.fn.checkRepetition(2,password).length - password.length ) * 1;
score += ( $.fn.checkRepetition(3,password).length - password.length ) * 1;
score += ( $.fn.checkRepetition(4,password).length - password.length ) * 1;
//password has 3 numbers
if (password.match(/(.*[0-9].*[0-9].*[0-9])/)){ score += 5;}
//password has 2 symbols
if (password.match(/(.*[!,@,#,$,%,^,&,*,?,_,~].*[!,@,#,$,%,^,&,*,?,_,~])/)){ score += 5 ;}
//password has Upper and Lower chars
if (password.match(/([a-z].*[A-Z])|([A-Z].*[a-z])/)){ score += 10;}
//password has number and chars
if (password.match(/([a-zA-Z])/) && password.match(/([0-9])/)){ score += 15;}
//
//password has number and symbol
if (password.match(/([!,@,#,$,%,^,&,*,?,_,~])/) && password.match(/([0-9])/)){ score += 15;}
//password has char and symbol
if (password.match(/([!,@,#,$,%,^,&,*,?,_,~])/) && password.match(/([a-zA-Z])/)){score += 15;}
//password is just a numbers or chars
if (password.match(/^\w+$/) || password.match(/^\d+$/) ){ score -= 10;}
//verifying 0 if ( score if ( score > 100 ){ score = 100;}
if (score if (score this.resultStyle= option.strongPass;
return $(this).strongPass;
};
});
};
})(jQuery);
$.fn.checkRepetition = function(pLen,str) {
var res = "";
for (var i=0; i
{
var repeated=true;
for (var j=0;j repeated=repeated && (str.charAt(j+i)==str.charAt(j+i+pLen));
}
if (jif (repeated) {
i+=pLen-1;
repeated=false;
}
else {
res+=str.charAt(i);
}
}
return res;
};
