gistfile1.js

(function($){
	$.fn.validate =function() {
		var failedCount = 0 ;
		var validateRules = {
			user : function(value){
				var reg = /^[a-z0-9\_\-\@\.]{1,32}$/;
				if (!reg.test(value)) {
					return failedValidation("Invalid");
				}
			},

			password : function(value){
				var reg = /^(?=[^\d_].*?\d)\w(\w|[!@#$%]){1,48}/;
				if (!reg.test(value)) {
					return failedValidation("Try again");
				}
			},

			ip : function(value){
				value = value.split('.');

				if (value.length != 4){
					return failedValidation("Malformed IP");
				}

				$.each(value, function(key, value){
					if(value > 255 || value === 0){
						return failedValidation("Malformed IP");
					}
				});

			},

			eq : function(value, options){
				var compare = $('[name='+options+']').val();

				if (value != compare){
					return failedValidation("Miss match");
				}
			},

			host : function(value){
				var reg = /^(?=.{1,255}$)[0-9A-Za-z](?:(?:[0-9A-Za-z]|-){0,61}[0-9A-Za-z])?(?:\.[0-9A-Za-z](?:(?:[0-9A-Za-z]|-){0,61}[0-9A-Za-z])?)*\.?$/;
				if (!reg.test(value)) {
					return failedValidation("Invalid");
				}
			}
		};

		var single = function($input){
			var attr = $input.attr('validate').split(':'); //array of params
			var Rule = attr[0];
			var value = $input.val(); //link to input value

			$input.siblings('label').children('b').remove(); //removes old error
			$input.parent().removeClass("has-error"); //removes has-error class

			//checks if field is required, and length 
			if(!isNaN(attr[1]) && attr[1] && (value.length+1) <= attr[1]){
				return failedValidation('Must be '+attr[1]+' characters');
				attr[0] = null; //sets rules to zero to end processing
			}

			//checks if empty to stop processing 
			if(!isNaN(attr[1]) && value.length === 0){
				attr[0] = null; //sets rules to zero to end processing
			}
			if(attr[0] !== null ){
				//return validateRules(attr[0], value);
				return validateRules[ attr[0] ].apply(this, [value, attr[1]]);
			}
		}

		var failedValidation = function(error_message){
			$('<b>').html(' - '+error_message).appendTo($input.siblings('label'));
			$input.parent().addClass("has-error");
			failedCount++;
			return false
		}

		if(this.is('[validate]')){
			var $input = this;
			single($input);	
		}else{
			this.find('[validate]').each(function(){
				$input = $(this);
				single($input); 
			});
		}

		if(failedCount === 0){ //no errors
			return true;
		}else{ //errors
			event.preventDefault(); //stops form processing 
			return false;
		}
	};
}(jQuery));