<?php



namespace DoctrineExtensions\Query\Mysql;



use Doctrine\ORM\Query\AST\Functions\FunctionNode,

    Doctrine\ORM\Query\Lexer;



/**

 * @author Andreas Gallien <gallien@seleos.de>

 */

class Sha2 extends FunctionNode

{

    public $stringPrimary;



    public $simpleArithmeticExpression;



    public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker)

    {

        return 'SHA2(' .

            $sqlWalker->walkStringPrimary($this->stringPrimary) .

            ',' .

            $sqlWalker->walkSimpleArithmeticExpression($this->simpleArithmeticExpression) .

        ')';

    }



    public function parse(\Doctrine\ORM\Query\Parser $parser)

    {

        $parser->match(Lexer::T_IDENTIFIER);

        $parser->match(Lexer::T_OPEN_PARENTHESIS);



        $this->stringPrimary = $parser->StringPrimary();

        $parser->match(Lexer::T_COMMA);

        $this->simpleArithmeticExpression = $parser->SimpleArithmeticExpression();



        $parser->match(Lexer::T_CLOSE_PARENTHESIS);

    }

}

