<?php
/**
 * Created by Pensare Software.
 * User: Theo Weijmer
 * Date: 26/12/2017
 * Time: 12:40
 */


class PasswordRecipe {

    private $password = FALSE;
    private $salt     = FALSE;
    private $saltedPassword;

    public function __construct()
    {
        $this->handle();
    }

    public function getPassword()
    {
        return $this->password;
    }

    public function getSalt()
    {
        return $this->salt;
    }

    public function getSaltedPassword()
    {
        return $this->saltedPassword;
    }

    public function setPassword( $password )
    {
        $this->password = $password;
    }

    public function setSalt( $salt )
    {
        $this->salt = $salt;
    }

    private function handle()
    {
        $this->checkPassword();

        $this->checkSalt();

        $this->setSaltedPassword();
    }

    private function checkPassword()
    {
        if ( ! $this->password ) $this->createPassword();

        if ( strlen( $this->password ) < 6 ) return;
    }

    private function checkSalt()
    {
        if ( ! $this->salt ) $this->createSalt();
    }

    private function createPassword()
    {
        $pass = $this->getRandomString( 8 );

        $this->password = $pass;
    }

    private function createSalt()
    {
        $salt = $this->getRandomString( 18 );

        $this->salt = sha1($salt);
    }

    private function setSaltedPassword()
    {
        $this->saltedPassword = User::getSaltedPassword( $this->password, $this->salt);
    }

    private function getRandomString( $length = 8 )
    {
        $rand = '';
        $alphabet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890';
        $alphaLength = strlen( $alphabet ) - 1; //put the length -1 in cache
        for ( $i = 0; $i < $length; $i ++ )
        {
            $n = rand( 0, $alphaLength );
            $rand .= $alphabet[ $n ];
        }

        return $rand;
    }
}