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   1  <?php
   2  
   3  /**
   4  * @package   s9e\TextFormatter
   5  * @copyright Copyright (c) 2010-2022 The s9e authors
   6  * @license   http://www.opensource.org/licenses/mit-license.php The MIT License
   7  */
   8  namespace s9e\TextFormatter\Configurator\Items\AttributeFilters;
   9  
  10  use InvalidArgumentException;
  11  use RuntimeException;
  12  use s9e\TextFormatter\Configurator\Items\AttributeFilter;
  13  
  14  class RangeFilter extends AttributeFilter
  15  {
  16      /**
  17      * Constructor
  18      *
  19      * @param  integer $min Minimum value for this range
  20      * @param  integer $max Maximum value for this range
  21      */
  22  	public function __construct($min = null, $max = null)
  23      {
  24          parent::__construct('s9e\\TextFormatter\\Parser\\AttributeFilters\\NumericFilter::filterRange');
  25  
  26          $this->resetParameters();
  27          $this->addParameterByName('attrValue');
  28          $this->addParameterByName('min');
  29          $this->addParameterByName('max');
  30          $this->addParameterByName('logger');
  31          $this->setJS('NumericFilter.filterRange');
  32          $this->markAsSafeAsURL();
  33          $this->markAsSafeInCSS();
  34          $this->markAsSafeInJS();
  35  
  36          if (isset($min))
  37          {
  38              $this->setRange($min, $max);
  39          }
  40      }
  41  
  42      /**
  43      * {@inheritdoc}
  44      */
  45  	public function asConfig()
  46      {
  47          if (!isset($this->vars['min']))
  48          {
  49              throw new RuntimeException("Range filter is missing a 'min' value");
  50          }
  51  
  52          if (!isset($this->vars['max']))
  53          {
  54              throw new RuntimeException("Range filter is missing a 'max' value");
  55          }
  56  
  57          return parent::asConfig();
  58      }
  59  
  60      /**
  61      * Set the allowed range of values
  62      *
  63      * @param  integer $min Minimum value
  64      * @param  integer $max Maximum value
  65      * @return void
  66      */
  67  	public function setRange($min, $max)
  68      {
  69          $min = filter_var($min, FILTER_VALIDATE_INT);
  70          $max = filter_var($max, FILTER_VALIDATE_INT);
  71  
  72          if ($min === false)
  73          {
  74              throw new InvalidArgumentException('Argument 1 passed to ' . __METHOD__ . ' must be an integer');
  75          }
  76  
  77          if ($max === false)
  78          {
  79              throw new InvalidArgumentException('Argument 2 passed to ' . __METHOD__ . ' must be an integer');
  80          }
  81  
  82          if ($min > $max)
  83          {
  84              throw new InvalidArgumentException('Invalid range: min (' . $min . ') > max (' . $max . ')');
  85          }
  86  
  87          $this->vars['min'] = $min;
  88          $this->vars['max'] = $max;
  89      }
  90  }