1. sfValidatorNumber.class.php
  2. /**
 * sfValidatorNumber validates a number (integer or float). It also converts the input value to a float.
 *
 * @package    symfony
 * @subpackage validator
 * @author     Fabien Potencier 
 * @version    SVN: $Id: sfValidatorNumber.class.php 22018 2009-09-14 16:56:28Z fabien $
 */
  3. class sfValidatorNumber extends sfValidatorBase
  4. {
  5.   /**
  6.    * Configures the current validator.
  7.    *
  8.    * Available options:
  9.    *
  10.    *  * max: The maximum value allowed
  11.    *  * min: The minimum value allowed
  12.    *
  13.    * Available error codes:
  14.    *
  15.    *  * max
  16.    *  * min
  17.    *
  18.    * @param array $options   An array of options
  19.    * @param array $messages  An array of error messages
  20.    *
  21.    * @see sfValidatorBase
  22.    */
  23.   protected function configure($options = array(), $messages = array())
  24.   {
  25.     $this->addMessage('max', '"%value%" must be at most %max%.');
  26.     $this->addMessage('min', '"%value%" must be at least %min%.');
  28.     $this->addOption('min');
  29.     $this->addOption('max');
  31.     $this->setMessage('invalid', '"%value%" is not a number.');
  32.   }
  34.   /**
  35.    * @see sfValidatorBase
  36.    */
  37.   protected function doClean($value)
  38.   {
  39.     if (!is_numeric($value))
  40.     {
  41.       throw new sfValidatorError($this, 'invalid', array('value' => $value));
  42.     }
  44.     $clean = floatval($value);
  46.     if ($this->hasOption('max') && $clean > $this->getOption('max'))
  47.     {
  48.       throw new sfValidatorError($this, 'max', array('value' => $value, 'max' => $this->getOption('max')));
  49.     }
  51.     if ($this->hasOption('min') && $clean < $this->getOption('min'))
  52.     {
  53.       throw new sfValidatorError($this, 'min', array('value' => $value, 'min' => $this->getOption('min')));
  54.     }
  56.     return $clean;
  57.   }
  58. }
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