PrimitiveTernary.class.php

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00001 <?php
00002 /****************************************************************************
00003  *   Copyright (C) 2006-2007 by Dmitry E. Demidov                           *
00004  *                                                                          *
00005  *   This program is free software; you can redistribute it and/or modify   *
00006  *   it under the terms of the GNU Lesser General Public License as         *
00007  *   published by the Free Software Foundation; either version 3 of the     *
00008  *   License, or (at your option) any later version.                        *
00009  *                                                                          *
00010  ****************************************************************************/
00011 
00015     final class PrimitiveTernary extends BasePrimitive
00016     {
00017         private $falseValue     = 0;
00018         private $trueValue      = 1;
00019         
00023         public function setTrueValue($trueValue)
00024         {
00025             $this->trueValue = $trueValue;
00026             
00027             return $this;
00028         }
00029         
00033         public function setFalseValue($falseValue)
00034         {
00035             $this->falseValue = $falseValue;
00036             
00037             return $this;
00038         }
00039         
00040         public function import($scope)
00041         {
00042             if (isset($scope[$this->name])) {
00043                 if ($this->trueValue == $scope[$this->name])
00044                     $this->value = true;
00045                 elseif ($this->falseValue == $scope[$this->name])
00046                     $this->value = false;
00047                 else
00048                     return false;
00049             } else {
00050                 $this->clean();
00051                 
00052                 return null;
00053             }
00054             
00055             $this->raw = $scope[$this->name];
00056             
00057             return $this->imported = true;
00058         }
00059         
00060         public function importValue($value)
00061         {
00062             Assert::isTernaryBase($value, 'only ternary based accepted');
00063             
00064             $this->value = $value;
00065             
00066             return $this->imported = true;
00067         }
00068     }
00069 ?>