function _file_get_fields_by_type

Find all fields that are of a certain field type.

Parameters

string $field_type: A field type.

Return value

array: An array of field names that match the type $field_type.

File

core/modules/file/file.module, line 2676

Defines a "managed_file" Form API field and a "file" field for Field module.

Code

function _file_get_fields_by_type($field_type) {
  $return = array();
  if (function_exists('field_info_field_map')) {
    foreach (field_info_field_map() as $field_name => $field) {
      if ($field['type'] == $field_type) {
        $return[$field_name] = $field_name;
      }
    }
  }
  else {
    foreach (field_info_fields() as $field_name => $field) {
      if ($field['type'] == $field_type) {
        $return[$field_name] = $field_name;
      }
    }
  }
  return $return;
}