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Drupal example source code file (views_plugin_argument_validate_numeric.inc)

This example Drupal source code file (views_plugin_argument_validate_numeric.inc) is included in the DevDaily.com "Drupal Source Code Warehouse" project. The intent of this project is to help you "Learn Drupal by Example".

PHP - Drupal tags/keywords

access, argument, class, empty, extends, function, is_numeric, option_name, php, return, validate_argument_numeric, var, views_plugin_argument_validate, views_plugin_argument_validate_numeric

The views_plugin_argument_validate_numeric.inc Drupal example source code

<?php
// $Id: views_plugin_argument_validate_numeric.inc,v 1.1 2008/09/03 19:21:30 merlinofchaos Exp $
/**
 * @file
 * Contains the numeric argument validator plugin.
 */

/**
 * Validate whether an argument is numeric or not.
 *
 * @ingroup views_argument_validate_plugins
 */
class views_plugin_argument_validate_numeric extends views_plugin_argument_validate {
  var $option_name = 'validate_argument_numeric';

  /**
   * Only let users with PHP block visibility permissions set/modify this
   * validate plugin.
   */
  function access() {
    return !empty($this->argument->definition['numeric']);
  }

  function validate_argument($argument) {
    return is_numeric($argument);
  }
}

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