70 lines
1.9 KiB
PHP
70 lines
1.9 KiB
PHP
<?php
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/*
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* To change this template, choose Tools | Templates
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* and open the template in the editor.
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*/
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namespace Doctrine\ORM\Query\AST\Functions;
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/**
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* "SUBSTRING" "(" StringPrimary "," SimpleArithmeticExpression "," SimpleArithmeticExpression ")"
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*
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* @author robo
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*/
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class SubstringFunction extends FunctionNode
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{
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private $_stringPrimary;
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private $_firstSimpleArithmeticExpression;
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private $_secondSimpleArithmeticExpression;
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public function geStringPrimary()
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{
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return $this->_stringPrimary;
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}
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public function getSecondSimpleArithmeticExpression()
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{
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return $this->_secondSimpleArithmeticExpression;
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}
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public function getFirstSimpleArithmeticExpression()
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{
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return $this->_firstSimpleArithmeticExpression;
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}
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/**
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* @override
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*/
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public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker)
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{
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//TODO: Use platform to get SQL
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$sql = 'SUBSTRING(' .
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$sqlWalker->walkStringPrimary($this->_stringPrimary)
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. ', ' .
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$sqlWalker->walkSimpleArithmeticExpression($this->_firstSimpleArithmeticExpression)
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. ', ' .
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$sqlWalker->walkSimpleArithmeticExpression($this->_secondSimpleArithmeticExpression)
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. ')';
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return $sql;
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}
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/**
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* @override
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*/
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public function parse(\Doctrine\ORM\Query\Parser $parser)
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{
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$lexer = $parser->getLexer();
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$parser->match($lexer->lookahead['value']);
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$parser->match('(');
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$this->_stringPrimary = $parser->StringPrimary();
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$parser->match(',');
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$this->_firstSimpleArithmeticExpression = $parser->SimpleArithmeticExpression();
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$parser->match(',');
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$this->_secondSimpleArithmeticExpression = $parser->SimpleArithmeticExpression();
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$parser->match(')');
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}
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}
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