checkbox_validate.module in Checkbox Validate 5

File

checkbox_validate.module

<?php

/**
 * Implementation of hook_menu().
 */
function checkbox_validate_menu($may_cache) {
  $items = array();
  if (!$may_cache) {
    drupal_add_css(drupal_get_path('module', 'checkbox_validate') . '/checkbox_validate.css');
  }
  return $items;
}

/**
 * Implementation of hook_form_alter().
 */
function checkbox_validate_form_alter($form_id, &$form) {
  $form = checkbox_validate_recurse($form);
  return;
}

/**
 * Recurse through a form array to find required checkboxes
 */
function checkbox_validate_recurse($form_item) {
  if (!is_array($form_item)) {
    return;
  }
  foreach ($form_item as $key => $value) {
    if (strpos($key, '#') === 0) {
      if (isset($form_item['#type']) && $form_item['#type'] == 'checkbox' && isset($form_item['#required']) && $form_item['#required'] == TRUE) {
        $form_item['#validate']['checkbox_validate_validation'] = array();
        $form_item['#title'] .= '<span class="form-required" title="' . t('This field is required.') . '"> *</span>';
        return $form_item;
      }
    }
    else {
      $form_item[$key] = checkbox_validate_recurse($value, $key);
    }
  }
  return $form_item;
}

/* validate a required checkbox */
function checkbox_validate_validation($element) {
  if (empty($element['#value'])) {
    form_error($element, t('!title field is required.', array(
      '!title' => filter_xss_admin($element['#title']),
    )));
  }
  return;
}

/**
 * Implementation of hook_theme().
 */
function checkbox_validate_theme() {
  return array(
    'checkbox_validate_required' => array(
      'arguments' => array(),
    ),
  );
}

Functions

Name	Description
checkbox_validate_form_alter	Implementation of hook_form_alter().
checkbox_validate_menu	Implementation of hook_menu().
checkbox_validate_recurse	Recurse through a form array to find required checkboxes
checkbox_validate_theme	Implementation of hook_theme().
checkbox_validate_validation