extrafield_views_integration.module in Extrafield Views Integration 7

Module file, implements needed hooks and helper functions.

Created by JetBrains PhpStorm. User: das_ricardo Date: 02.12.12 Time: 13:22

File

extrafield_views_integration.module

<?php

/**
 * @file
 * Module file, implements needed hooks and helper functions.
 *
 * Created by JetBrains PhpStorm.
 * User: das_ricardo
 * Date: 02.12.12
 * Time: 13:22
 */

/**
 * Implements hook_views_api().
 */
function extrafield_views_integration_views_api() {
  $path = drupal_get_path('module', 'extrafield_views_integration');
  return array(
    'api' => '3.0',
    'path' => $path . '/views',
  );
}

/**
 * Helper function to get all registered extra fields with an existing callback.
 * @return array
 *   Return array with all valid extra fields.
 */
function _extrafield_views_integration_get_extra_fields() {
  $extra_fields = array();

  // Get an array with all modules that implement hook_field_extra_fields().
  $entity_types = _extrafield_views_integration_get_all_entity_types();
  foreach ($entity_types as $entity_type => $bundles) {
    _extrafield_views_integration_get_extra_fields_for_entity_type($entity_type, $bundles, $extra_fields);
  }
  return $extra_fields;
}

/**
 * Helper function to get an array with all entity types.
 */
function _extrafield_views_integration_get_all_entity_types() {
  $entity_types = array();
  $system_entity_types = entity_get_info();
  if (!empty($system_entity_types)) {
    foreach ($system_entity_types as $name => $type) {
      $entity_types[$name] = array();
      foreach ($type['bundles'] as $bundle_name => $bundle) {
        $entity_types[$name][] = $bundle_name;
      }
    }
  }
  return $entity_types;
}

/**
 * Helper function to get all extra field for an entity type.
 *
 * @param string $entity_type
 *   Name of the entity.
 * @param array $bundles
 *   All bundles of the entity type.
 * @param array $extra_fields
 *   Reference for the extra fields array.
 */
function _extrafield_views_integration_get_extra_fields_for_entity_type($entity_type, $bundles, &$extra_fields) {
  foreach ($bundles as $bundle) {
    $temp_fields = field_info_extra_fields($entity_type, $bundle, 'display');
    if (!empty($temp_fields)) {
      foreach ($temp_fields as $field_name => $temp_field) {
        if (isset($temp_field['callback'])) {
          if (isset($temp_field['file']) && file_exists($temp_field['file'])) {
            require_once DRUPAL_ROOT . '/' . $temp_field['file'];
          }
          if (function_exists($temp_field['callback'])) {
            $extra_fields[$field_name] = array(
              'entity_type' => $entity_type,
              'label' => $temp_field['label'],
              'description' => $temp_field['description'],
              'callback' => $temp_field['callback'],
            );
            if (isset($temp_field['file'])) {
              $extra_fields[$field_name]['file'] = DRUPAL_ROOT . '/' . $temp_field['file'];
            }
          }
        }
      }
    }
  }
}

Functions

Name	Description
extrafield_views_integration_views_api	Implements hook_views_api().
_extrafield_views_integration_get_all_entity_types	Helper function to get an array with all entity types.
_extrafield_views_integration_get_extra_fields	Helper function to get all registered extra fields with an existing callback.
_extrafield_views_integration_get_extra_fields_for_entity_type	Helper function to get all extra field for an entity type.