interface/modules/zend_modules/library/Zend/Db/Sql/Predicate/Expression.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Db\Sql\Predicate;
  11
  12 use Zend\Db\Sql\Expression as BaseExpression;
  13
  14 class Expression extends BaseExpression implements PredicateInterface
  15 {
  16
  17     /**
  18      * Constructor
  19      *
  20      * @param string $expression
  21      * @param int|float|bool|string|array $valueParameter
  22      */
  23     public function __construct($expression = null, $valueParameter = null /*[, $valueParameter, ... ]*/)
  24     {
  25         if ($expression) {
  26             $this->setExpression($expression);
  27         }
  28
  29         if (is_array($valueParameter)) {
  30             $this->setParameters($valueParameter);
  31         } else {
  32             $argNum = func_num_args();
  33             if ($argNum > 2 || is_scalar($valueParameter)) {
  34                 $parameters = array();
  35                 for ($i = 1; $i < $argNum; $i++) {
  36                     $parameters[] = func_get_arg($i);
  37                 }
  38                 $this->setParameters($parameters);
  39             }
  40         }
  41     }
  42 }