Lets play Catch with PHP

<?php

class Signup {

    // Properties associated with the user registration form

    protected $username;
    protected $email;
    protected $password;
    protected $missingFields = true;

    // Check to make sure the user entered information in all required form fields

    protected function validate($username, $password, $email)
    {
        try
        {
            if ($_POST && !empty($username) && !empty($password) && !empty($email))
            {
                $this->missingFields = false;
            }
            else
            {
                throw new Exception('Missing Required Fields');
            }
        }

        catch(Exception $e)
        {
            var_dump($e->getMessage());
        }
    }


    public function __construct($username, $password, $email)
    {
        $this->validate($username, $password, $email);

        try
        {
            if($this->missingFields === false)
            {
                $this->username = $username;
                $this->email = $email;
                $this->hashPass($password);
            }

            else
            {
                throw new Exception('Could Not Validate User Fields');
            }
        }

        catch(Exception $e)
        {
            $e->getMessage();
        }
    }


    // Create and store a hash from the user's submitted password

    protected function hashPass($hashedPass)
    {
        $this->password = password_hash($hashedPass, PASSWORD_DEFAULT);
    }


    // Dump the hashed password

    public function showHash()
    {
        try
        {
            if($this->missingFields === false)
            {
                var_dump($this->password);
            }

            else
            {
                throw new Exception('Password could not be hashed');
            }
        }

        catch(Exception $e)
        {
            var_dump($e->getMessage());
        }
    }
}