function _sheetnode_ajax_field in Sheetnode 6

Same name and namespace in other branches

1. 5 sheetnode.module \_sheetnode_ajax_field()
2. 7.2 sheetnode.module \_sheetnode_ajax_field()
3. 7 sheetnode.module \_sheetnode_ajax_field()

AJAX function to return a field value.

1 string reference to '_sheetnode_ajax_field'

sheetnode_menu in ./sheetnode.module

Implementation of hook_menu().

File

./sheetnode.module, line 1019

Code

function _sheetnode_ajax_field($oid = NULL, $entity_type = NULL, $field = NULL) {
  if (!$oid) {
    $oid = $_REQUEST['oid'];
  }
  if (!$entity_type) {
    $entity_type = $_REQUEST['entity_type'];
  }
  if (!$field) {
    $field = $_REQUEST['field'];
  }
  $value = NULL;
  $entity = _sheetnode_load_entity($entity_type, $oid);
  if ($entity) {

    // Try CCK field.
    if ($entity_type == 'node' && module_exists('content')) {
      $field_info = content_fields($field, $entity->type);
      if ($field_info) {
        if (!content_access('view', $field_info, NULL, $entity)) {
          drupal_json(array(
            'value' => '',
            'type' => 'e#NAME?',
          ));
          exit;
        }
        $field_info['display_settings']['label']['format'] = 'hidden';
        $value = content_view_field($field_info, $entity, FALSE, TRUE);
      }
    }

    // Try rendered node field.
    if (!$value && $entity_type == 'node') {
      $node = drupal_clone($entity);
      $node = node_build_content($node);
      if (isset($node->content[$field])) {
        $value = drupal_render($node->content[$field]);
      }
    }

    // Try raw object field.
    if (!$value && isset($entity->{$field})) {
      if (is_object($entity->{$field}) || is_array($entity->{$field})) {
        $value = print_r($entity->{$field}, TRUE);
      }
      else {
        $value = $entity->{$field};
      }
    }

    // If found, send it back.
    if ($value) {
      drupal_json(array(
        'type' => is_numeric($value) ? 'n' : 'th',
        'value' => $value,
      ));
      exit;
    }
  }
  drupal_json(array(
    'value' => '',
    'type' => 'e#NAME?',
  ));
  exit;
}