password strength check

jQuery

password strength check

우혁이 아빠 2011. 9. 30. 17:00

http://projects.sharkmediallc.com/pass/

$.fn.passwordStrength = function( options ){
	return this.each(function(){
		var that = this;that.opts = {};
		that.opts = $.extend({}, $.fn.passwordStrength.defaults, options);

that.div = $(that.opts.targetDiv);
		that.defaultClass = that.div.attr('class');

that.percents = (that.opts.classes.length) ? 100 / that.opts.classes.length : 100;

v = $(this)
		.keyup(function(){
			if( typeof el == "undefined" )
			this.el = $(this);
			var s = getPasswordStrength (this.value);
			var p = this.percents;
			var t = Math.floor( s / p );

if( 100 <= s )
			t = this.opts.classes.length - 1;

this.div
			.removeAttr('class')
			.addClass( this.defaultClass )
			.addClass( this.opts.classes[ t ] );
		})
		# Removed generate password button creation
	});

function getPasswordStrength(H){
		var D=(H.length);

# Added below to make all passwords less than 4 characters show as weak
		if (D<4) { D=0 }

if(D>5){
			D=5
		}
		var F=H.replace(/[0-9]/g,"");
		var G=(H.length-F.length);
		if(G>3){G=3}
		var A=H.replace(/\W/g,"");
		var C=(H.length-A.length);
		if(C>3){C=3}
		var B=H.replace(/[A-Z]/g,"");
		var I=(H.length-B.length);
		if(I>3){I=3}
		var E=((D*10)-20)+(G*10)+(C*15)+(I*10);
		if(E<0){E=0}
		if(E>100){E=100}
		return E
	}

# Removed generate password function
};

$(document)
.ready(function(){
	$('input[name="password2"]').passwordStrength({targetDiv: '#iSM',classes : Array('weak','medium','strong')});

});

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