webform_autocomplete.module in Webform Autocomplete 7

File

webform_autocomplete.module

<?php

/**
 * This module provides an autocomplete element for webforms.
 *
 * @author Coleman Watts
 */

/**
 * Implements hook_menu().
 *
 * @return array
 */
function webform_autocomplete_menu() {
  $items = array();
  $items['webform_autocomplete/js/%node/%'] = array(
    'title' => 'Webform Autocomplete',
    'page callback' => 'webform_autocomplete_js',
    'access callback' => 'webform_autocomplete_access',
    'access arguments' => array(
      2,
      3,
    ),
    'page arguments' => array(
      2,
      3,
    ),
    'type' => MENU_CALLBACK,
    'file' => 'autocomplete.inc',
  );
  return $items;
}

/**
 * Implements hook_webform_component_info().
 *
 * @return array
 */
function webform_autocomplete_webform_component_info() {
  return array(
    'autocomplete' => array(
      'label' => t('Autocomplete'),
      'description' => t('Autocomplete textfield.'),
      'features' => array(
        'email_name' => TRUE,
        'spam_analysis' => TRUE,
      ),
      'file' => 'autocomplete.inc',
    ),
  );
}

/**
 * Access callback. Check if user has permission to view autocomplete results.
 */
function webform_autocomplete_access($node, $cid) {
  global $user;
  if (!$cid || empty($node->webform['components'][$cid]) || !node_access('view', $node)) {
    return FALSE;
  }
  if ($user->uid === 1 || webform_results_access($node)) {
    return TRUE;
  }
  if (!empty($node->webform['components'][$cid]['private'])) {
    return FALSE;
  }
  if (variable_get('webform_submission_access_control', 1)) {
    $allowed_roles = array();
    foreach ($node->webform['roles'] as $rid) {
      $allowed_roles[$rid] = isset($user->roles[$rid]) ? TRUE : FALSE;
    }
    if (array_search(TRUE, $allowed_roles) === FALSE) {
      return FALSE;
    }
  }
  return TRUE;
}

/**
 * Validation callback for webform component.
 */
function webform_autocomplete_validate_restricted($element, &$form_state) {
  $options = preg_split('/\\r\\n|\\r|\\n/', $element['#webform_component']['extra']['autocomplete_items']);
  if (!in_array($element['#value'], $options)) {
    form_error($element, t('Invalid choice for @field.', array(
      '@field' => $element['#title'],
    )));
  }
}

/**
 * Implements hook_form_builder_types().
 */
function webform_autocomplete_form_builder_types() {
  drupal_add_css(drupal_get_path('module', 'webform_autocomplete') . '/autocomplete.css');
  $fields = array(
    'autocomplete' => array(
      'title' => t('Autocomplete'),
      'weight' => -30,
      'properties' => array(
        'title',
        'description',
        'field_prefix',
        'field_suffix',
        'default_value',
        'required',
        'size',
        'maxlength',
        'disabled',
        'autocomplete_items',
        'autocomplete_existing',
        'autocomplete_match_rule',
        'autocomplete_restrict',
        'unique',
      ),
    ),
  );
  if (function_exists('_form_builder_webform_default')) {
    $fields['autocomplete']['default'] = _form_builder_webform_default('autocomplete');
  }
  $fields['autocomplete']['default']['#title'] = t('New autocomplete');

  // Return the array of supported fields, with a key for the form type that
  // these fields apply to.
  return array(
    'webform' => $fields,
  );
}

/**
 * Implements hook_form_builder_preview_alter().
 */
function webform_autocomplete_form_builder_preview_alter(&$element, $form_type, $form_id) {

  // Disable live autocomplete during preview
  if ($form_type == 'webform' && $element['#webform_component']['type'] == 'autocomplete') {
    $element['#attributes']['class'][] = 'form-autocomplete';
    $element['#autocomplete_path'] = '';
  }
}

Functions

Name	Description
webform_autocomplete_access	Access callback. Check if user has permission to view autocomplete results.
webform_autocomplete_form_builder_preview_alter	Implements hook_form_builder_preview_alter().
webform_autocomplete_form_builder_types	Implements hook_form_builder_types().
webform_autocomplete_menu	Implements hook_menu().
webform_autocomplete_validate_restricted	Validation callback for webform component.
webform_autocomplete_webform_component_info	Implements hook_webform_component_info().