function data_entity_admin_entity_type_form in Data 7

Form builder for the entity type settings.

Parameters

$table: The machine name of a table.

1 string reference to 'data_entity_admin_entity_type_form'

data_entity_menu in data_entity/data_entity.module

Implements hook_menu().

File

data_entity/data_entity.admin.inc, line 13

Admin UI functions.

Code

function data_entity_admin_entity_type_form($form, &$form_state, $table) {
  $table = data_get_table($table);
  drupal_set_title($table
    ->get('title'));
  data_entity_meta_add_defaults($table->meta);
  $meta = $table
    ->get('meta');
  $schema = $table
    ->get('table_schema');
  $id_field_options = array();
  foreach ($schema['fields'] as $field_name => $field) {
    if (in_array($field['type'], array(
      'serial',
      'int',
    ))) {
      $id_field_options[$field_name] = $field_name;
    }
  }
  if (empty($id_field_options)) {
    drupal_set_message(t("The table may not be declared as an entity type because it has no suitable schema field to use as an ID."), 'error');
    return $form;
  }
  $form['#table'] = $table;
  $form['is_entity_type'] = array(
    '#type' => 'checkbox',
    '#title' => t('Define table as an entity type'),
    '#description' => t('Declare an entity type based on this table, where each row will be an entity. Requires a serial or unique integer field on the table.'),
    '#default_value' => $meta['is_entity_type'],
  );
  $form['entity_id'] = array(
    '#type' => 'radios',
    '#title' => t('Entity ID field'),
    '#description' => t('Select a serial or unique integer field on the table to use as the entity ID. This may not be changed once the entity type has fields.'),
    '#options' => $id_field_options,
    '#required' => TRUE,
    '#default_value' => $meta['entity_id'],
  );

  // Get field instances. They will be on the bundle which has the same name
  // as the entity type.
  $entity_type = 'data_' . $table->name;
  $instances = field_info_instances($entity_type);
  if (!empty($instances[$entity_type])) {
    $form['is_entity_type']['#disabled'] = TRUE;
    $form['entity_id']['#disabled'] = TRUE;
    drupal_set_message(t("The entity type settings may not be changed because this entity type has field instances."));
  }
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save'),
  );
  return $form;
}