xp-dev.com Git - namibia/blob - module/Workspace/src/Workspace/UseCase/ConditionBase.php

   1 <?php
   2 namespace Workspace\UseCase;
   3
   4
   5
   6 /**
   7  * Base condition set container.
   8  * @author andre.fourie
   9  */
  10 abstract class ConditionBase
  11 {
  12
  13         /**
  14          * Usefull constants
  15          */
  16         const BASE_OR  = 'or';
  17         const BASE_AND = 'and';
  18
  19         /**
  20          * @var string
  21          */
  22         protected $base;
  23         /**
  24          * @var array
  25          */
  26         protected $conditionSet = array();
  27
  28
  29
  30         /**
  31          * Retrieve condition set.
  32          * @return array
  33          */
  34         public function getPrerequisites()
  35         {
  36                 return array(
  37                                 'Operator' => $this->base,
  38                                 'Conditions' => $this->conditionSet
  39                 );
  40         }
  41
  42         /**
  43          * Add sub condition(s).
  44          * @param \Workspace\UseCase\ConditionBase $condition
  45          * @return \Workspace\UseCase\ConditionBase
  46          */
  47         public function addSubGroup(\Workspace\UseCase\ConditionBase $condition)
  48         {
  49                 $this->conditionSet[] = $condition->getPrerequisites();
  50                 return $this;
  51         }
  52
  53         /**
  54          * Equals.
  55          * @param string $input
  56          * @param unknown $value
  57          * @return \Workspace\UseCase\ConditionBase
  58          */
  59         public function equal($input, $value)
  60         {
  61                 return $this->addCondition('=', $input, $value);
  62         }
  63
  64         /**
  65          * Not equals.
  66          * @param string $input
  67          * @param unknown $value
  68          * @return \Workspace\UseCase\ConditionBase
  69          */
  70         public function notEqual($input, $value)
  71         {
  72                 return $this->addCondition('!=', $input, $value);
  73         }
  74
  75         /**
  76          * Smaller than.
  77          * @param string $input
  78          * @param unknown $value
  79          * @return \Workspace\UseCase\ConditionBase
  80          */
  81         public function smallerThan($input, $value)
  82         {
  83                 return $this->addCondition('<', $input, $value);
  84         }
  85
  86         /**
  87          * Greater than.
  88          * @param string $input
  89          * @param unknown $value
  90          * @return \Workspace\UseCase\ConditionBase
  91          */
  92         public function greaterThan($input, $value)
  93         {
  94                 return $this->addCondition('>', $input, $value);
  95         }
  96
  97         /**
  98          * Is one of the specified values.
  99          * @param string $input
 100          * @param array $value
 101          * @return \Workspace\UseCase\ConditionBase
 102          */
 103         public function oneOf($input, array $value)
 104         {
 105                 return $this->addCondition('IN', $input, $value);
 106         }
 107
 108         /**
 109          * Not one of the specified values.
 110          * @param string $input
 111          * @param array $value
 112          * @return \Workspace\UseCase\ConditionBase
 113          */
 114         public function notOneOf($input, array $value)
 115         {
 116                 return $this->addCondition('NOT IN', $input, $value);
 117         }
 118
 119         /**
 120          * Add new condition.
 121          * @param string $op
 122          * @param string $input
 123          * @param unknown $value
 124          * @return \Workspace\UseCase\ConditionBase
 125          */
 126         protected function addCondition($op, $input, $value)
 127         {
 128                 $this->conditionSet[] = array(
 129                                 'Input' => $input,
 130                                 'Operator' => $op,
 131                                 'Value' => $value
 132                 );
 133                 return $this;
 134         }
 135
 136 }