Здравствуйте, у меня есть регистрация вот код

<?php
if(!defined("access")){die();}
Class Register{
	
	//account email
	private $email;
	//account password
	private $password;

	//errors we will be showing to the user
	private $error = '';
	//which field have errors so they get a red border
	private $error_fields = '';
	
	/* Initializes the variables that we will be needing for the registration process
	 * $data Array - contains all user info of the form
	*/
	function __construct($data){
		$misc = new Misc();
		foreach ($data as $id => $val){
			//assign each item to its variable
			$this->$id = $misc->trimValue($val);//remove all spaces
		}
	}
	
	/* Validates the user data
	 * all variables are initialized from the constructor above
	 * returns errors if found and registers user if not
	*/
	public function registerUser(){
		$misc = new Misc(); //get the Misc Class
		
		//are the variables blank? throw error
		if (
			$this->email != "" && $this->password != "")
		{
			//is the email address valid? if not throw an error
			if(preg_match( "/^[\d\w\/+!=#|$?%{^&}*`'~-][\d\w\/\.+!=#|$?%{^&}*`'~-]*@[A-Z0-9][A-Z0-9.-]{1,61}[A-Z0-9]\.[A-Z]{2,6}$/ix", $this->email ) == 0){
				$this->error .= '<li>Please enter a valid Email address.</li>';
				$this->error_fields .= 'email';
			}
			
			//if the email already exist , throw an error... we dont need duplicates as well
			if ($misc->emailExist(mysql_real_escape_string($this->email))){
				$this->error .= '<li>This email is already taken.</li>';
				$this->error_fields .= 'email';
			}
			
			//if password does not meet our criteria for the password (at least 6 characters length with maximum
			//of 128 characters and alphanumeric throw an error
			if (!ctype_alnum($this->password)
				|| strlen($this->password)<6
				|| strlen($this->password)>=128
				|| !preg_match('`[A-Z]`',$this->password)
				|| !preg_match('`[a-z]`',$this->password)
				|| !preg_match('`[0-9]`',$this->password)
			){
				$this->error .= '<li>Your first password must have at least one of each: a-z A-Z 0-9 and be atleast 6 characters.</li>';
				$this->error_fields .= 'password,';
			}
			
			
			//if no errors found , we are good... for now ;)
			if ($this->error == ""){
				//we gotta check if the passwords match
				if ($this->password){
					//and if the user has entered a valid gender... user can easily change the values from the HTML DOM

						//make an array with all the data for the account
						$array = array(

							'email' => $misc->escapeValue($email),
							'password' => $misc->escapeValue($this->password)


						);

				}
			}
		}else{
			//all fields are blank, tell the user to fill them.
			$this->error .= '<li>Please fill in all fields.</li>';
			//red marked fields
			$this->error_fields .= 'email,password';
		}
		
		//no errors for sure(hopefully)
		if ($this->error == ""){
			//send user a message that the account is registered
			$array = array(
				'error' => false,
				'message' => 'Successfully registered',
				'inputs_errors' => ''
			);
		}else{
			//else send the errors
			$array = array(
				'error' => true,
				'message' => '<ul style="padding:0;margin:0;margin-left:15px;">'.$this->error.'</ul>',
				'inputs_errors' => $this->error_fields
			);
		}
		return $array;
	}
	
	/* @param $data Array - Contains users data
	 * Registers the users account
	 * returns nothing
	*/
	private function addUser($data){
		$misc = new Misc();
		//generate the users id
		$user_id = $misc->generateId();
		$flag = false;
		//until flag is false
		while ($flag == false){
			//check if the user id exists
			$q = mysql_query("SELECT * FROM users WHERE user_id='$user_id'") or die(mysql_error());
			$rows = mysql_num_rows($q);
			//if it does try again till you find an id that does not exist
			if ($rows){
				$user_id = $misc->generateId();
			}else{
				//if it does not exist, exit the loop
				$flag = true;
			}
		}
		if ($flag == true){
			//md5 password
			$password = md5($this->password);
			if ($this->gender == 1){
				$avatar = "photos/default_male.png";
			}else{
				$avatar = "photos/default_female.png";
			}
			//insert into db the data
			mysql_query("INSERT INTO users VALUES ('', '$user_id', '$user_email', '$user_password')");
		}
	}

}
?>

А вот обработчик

<?php
if(!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest') {	
	define("access", true);
	include_once 'config/config.php';
	include_once 'classes/misc.class.php';
	include_once 'classes/email.class.php';
	include_once 'classes/photos.class.php';
	$misc = new Misc();
	$photos = new Photos();
	//no errors at start
	$error = false;
	//message to return and inputs with errors
	$message = $inputs_errors = $logged_in = $logged_out = '';
	//assign all variables that we get via the ajax requests
	$method = isset($_POST["method"]) ? $_POST["method"] : "";

	$email = isset($_POST["email"]) ? $_POST["email"] : "";
	$password = isset($_POST["password"]) ? $_POST["password"] : "";
	
		$email = isset($_POST["email"]) ? $_POST["email"] : "";
	$password = isset($_POST["password"]) ? $_POST["password"] : "";
	$email_ue = isset($_POST["email_ue"]) ? $_POST["email_ue"] : "";
	//send json back
	$array = array(
		'error' => $error,
		'message' => $message,
		'inputs_errors' => $inputs_errors
	);
	//if user is not logged in
	if (!$misc->loggedIn()){
		//signing in
		if ($method == 'signin'){
			//include the Login class
			include_once 'classes/login.class.php';
			$array = array(
				'email' => $email,
				'password' => $password
			);
			$login = new Login($array);
			//log in the user
			$recieve_data = $login->LoginUser();
			//data got back from log in
			$error = $recieve_data["error"];
			$message = $recieve_data["message"];
			$inputs_errors = $recieve_data["inputs_errors"];
			$logged_in = $recieve_data["logged_in"];
			//send json back
			$array = array(
				'error' => $error,
				'message' => $message,
				'inputs_errors' => $inputs_errors,
				'logged_in' => $logged_in
			);
		}else if ($method == 'signup'){ //signing up
			//includes the register class
			include_once 'classes/register.class.php';
			$array = array(
				'email' => $email,
				'password' => $password

			);
			$register = new Register($array);
			//registers the user
			$recieve_data = $register->registerUser();
			//data got back from registration
			$error = $recieve_data["error"];
			$message = $recieve_data["message"];
			$inputs_errors = $recieve_data["inputs_errors"];
			//send json back
			$array = array(
				'error' => $error,
				'message' => $message,
				'inputs_errors' => $inputs_errors
			);
		
		}else if ($method == 'recover_password'){ //recover password
			//include recover password library
			include_once 'classes/recover_password.class.php';
			$recover = new Recover_Password($email);
			//send recover email to the user
			$recieve_data = $recover->sendRecoverEmail();
			//get back data from recover system
			$error = $recieve_data["error"];
			$message = $recieve_data["message"];
			$inputs_errors = $recieve_data["inputs_errors"];
			//send json back
			$array = array(
				'error' => $error,
				'message' => $message,
				'inputs_errors' => $inputs_errors
			);
		}else{
			//every other method cannot go any further than getting an error.
			$error = true;
			$message = 'Could not complete the request.';
		}
	}else{
		//for logged in users
		if ($method == 'update_settings'){
			//updating user settings
			//include the library
			include_once 'classes/change_settings.class.php';
			//send the array with the user data
			$array = array(

				'current_password' => $current_password,
				'email' => $email,
				'password' => $password
			);
			$cs = new ChangeSettings($array);
			//update user Settings
			$recieve_data = $cs->updateSettings();
			$error = $recieve_data["error"];
			$message = $recieve_data["message"];
			$inputs_errors = $recieve_data["inputs_errors"];
			//send json back
			$array = array(
				'error' => $error,
				'message' => $message,
				'inputs_errors' => $inputs_errors
			);
		}else
			$message = 'Please log in to use these features.';//simple message when a user tries to do ajax requests when logged in and its not a logout or update settings method
	}
	if ($method == "admin_update_settings"){//changing user settings when logging in as admin
		if (isset($_SESSION["logged_as_admin"])){
			//updating user settings
			//include the library
			include_once 'classes/change_settings.class.php';
			//send the array with the user data
			$array = array(
				'email' => $email,
				'password' => $password
			);
			$cs = new ChangeSettings($array);
			//update user Settings
			$recieve_data = $cs->AdminUpdateSettings();
			$error = $recieve_data["error"];
			$message = $recieve_data["message"];
			$inputs_errors = $recieve_data["inputs_errors"];
			//send json back
			$array = array(
				'error' => $error,
				'message' => $message,
				'inputs_errors' => $inputs_errors
			);
		}
	}
	//headers for JSON
	header('Content-type: application/json');
	//encode the array that we sent back
	echo json_encode($array);
}else die();
?>

Ввожу данные регистрация пишет прошла успешна POST 200 прошол а вот в mysql данные не приходят. Помогите
Если не по теме перенисите.