用户注册电子邮件验证php - PHPMailer

Question

我有电子邮件验证问题..我用PHPMailer，当我尝试注册时说电子邮件是成功通过电子邮件发送的。但我没有收到任何新的电子邮件......所以请帮我解决问题..

错误讯息：

SMTP -> FROM SERVER:220 smtp.gmail.com ESMTP s129sm33517920wmf.18 - gsmtp 
SMTP -> FROM SERVER: 250-smtp.gmail.com at your service, [193.2.186.194] 250-SIZE 35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH 250-ENHANCEDSTATUSCODES 250-PIPELINING 250-CHUNKING 250 SMTPUTF8 
SMTP -> ERROR: Password not accepted from server: 534-5.7.14 Please log in via your web browser and 534-5.7.14 then try again. 534-5.7.14 Learn more at 534 5.7.14 https://support.google.com/mail/answer/78754 s129sm33517920wmf.18 - gsmtp 
SMTP -> FROM SERVER:250 2.1.5 Flushed s129sm33517920wmf.18 - gsmtp 
SMTP Error: Could not authenticate.

这是我使用的代码：

require_once 'dbconfig.php';

class USER
{	

	private $conn;
	
	public function __construct()
	{
		$database = new Database();
		$db = $database->dbConnection();
		$this->conn = $db;
    }
	
	public function runQuery($sql)
	{
		$stmt = $this->conn->prepare($sql);
		return $stmt;
	}
	
	public function lasdID()
	{
		$stmt = $this->conn->lastInsertId();
		return $stmt;
	}
	
	public function register($uname,$email,$upass,$code)
	{
		try
		{							
			$password = md5($upass);
			$stmt = $this->conn->prepare("INSERT INTO tbl_users(userName,userEmail,userPass,tokenCode) 
			                                             VALUES(:user_name, :user_mail, :user_pass, :active_code)");
			$stmt->bindparam(":user_name",$uname);
			$stmt->bindparam(":user_mail",$email);
			$stmt->bindparam(":user_pass",$password);
			$stmt->bindparam(":active_code",$code);
			$stmt->execute();	
			return $stmt;
		}
		catch(PDOException $ex)
		{
			echo $ex->getMessage();
		}
	}
	
	public function login($email,$upass)
	{
		try
		{
			$stmt = $this->conn->prepare("SELECT * FROM tbl_users WHERE userEmail=:email_id");
			$stmt->execute(array(":email_id"=>$email));
			$userRow=$stmt->fetch(PDO::FETCH_ASSOC);
			
			if($stmt->rowCount() == 1)
			{
				if($userRow['userStatus']=="Y")
				{
					if($userRow['userPass']==md5($upass))
					{
						$_SESSION['userSession'] = $userRow['userID'];
						return true;
					}
					else
					{
						header("Location: index.php?error");
						exit;
					}
				}
				else
				{
					header("Location: index.php?inactive");
					exit;
				}	
			}
			else
			{
				header("Location: index.php?error");
				exit;
			}		
		}
		catch(PDOException $ex)
		{
			echo $ex->getMessage();
		}
	}
	
	
	public function is_logged_in()
	{
		if(isset($_SESSION['userSession']))
		{
			return true;
		}
	}
	
	public function redirect($url)
	{
		header("Location: $url");
	}
	
	public function logout()
	{
		session_destroy();
		$_SESSION['userSession'] = false;
	}
	
	function send_mail($email,$message,$subject)
	{						
		require_once('mailer/class.phpmailer.php');
		$mail = new PHPMailer();
		$mail->IsSMTP(); 
		$mail->SMTPDebug  = 3;                     
		$mail->SMTPAuth   = true;                  
		$mail->SMTPSecure = "ssl";                 
		$mail->Host       = "smtp.gmail.com";      
		$mail->Port       = 465;             
		$mail->AddAddress($email);
		$mail->Username="tvojlink@gmail.com";  
		$mail->Password="*******************";            
		$mail->SetFrom('tvojlink@gmail.com','noreply');
		$mail->AddReplyTo("tvojlink@gmail.com","Podpora");
		$mail->Subject    = $subject;
		$mail->MsgHTML($message);
		$mail->Send();
	}	
}