Render the field for display in the view.

Parameters

TripalEntity $entity: The entity containing the field to be rendered.

string $field_name: The name of the field to render.

integer $row_id: The id of the row this field will be displayed in.

Return value

string The rendered field.

File

tripal_chado/views_handlers/chado_views_handler_field.inc, line 92

Class

chado_views_handler_field

Views Field Handler for chado fields. Uses the same approach as the field api views_handler_field_field.

Code

function render_field($entity, $field_name, $row_id) {

  $display = array(
    'type' => $this->options['type'],
    'settings' => (isset($this->options['settings'])) ? $this->options['settings'] : array(),
    'label' => 'hidden',
    // Pass the View object in the display so that fields can act on it.
    'views_view' => $this->view,
    'views_field' => $this,
    'views_row_id' => $row_id,
  );

  $langcode = LANGUAGE_NONE;
  $items = field_get_items($entity->type, $entity, $field_name);
  if (count($items) == 1) {
    $render_array = field_view_value($entity->type, $entity, $field_name, $items[0], $display, $langcode);
  }
  // @todo: handle fields with multiple values.
  else {
    $render_array = field_view_value($entity->type, $entity, $field_name, $items[0], $display, $langcode);
    drupal_set_message('Tripal Chado currently only supports views integration for single value fields. The first value has been shown.', 'warning');
  }

  return $render_array;
}