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   1  <?php
   2  // $Id: views_plugin_argument_validate_numeric.inc,v 1.1 2008/09/03 19:21:30 merlinofchaos Exp $
   3  /**
   4   * @file
   5   * Contains the numeric argument validator plugin.
   6   */
   7  
   8  /**
   9   * Validate whether an argument is numeric or not.
  10   *
  11   * @ingroup views_argument_validate_plugins
  12   */
  13  class views_plugin_argument_validate_numeric extends views_plugin_argument_validate {
  14    var $option_name = 'validate_argument_numeric';
  15  
  16    /**
  17     * Only let users with PHP block visibility permissions set/modify this
  18     * validate plugin.
  19     */
  20    function access() {
  21      return !empty($this->argument->definition['numeric']);
  22    }
  23  
  24    function validate_argument($argument) {
  25      return is_numeric($argument);
  26    }
  27  }
  28