function flag_get_link_types in Flag 7.3

Same name and namespace in other branches

1. 5 flag.module \flag_get_link_types()
2. 6.2 flag.module \flag_get_link_types()
3. 6 flag.module \flag_get_link_types()
4. 7.2 flag.module \flag_get_link_types()

Return an array of link types provided by modules.

Return value

An array of link types as defined by hook_flag_link_type_info(). These are keyed by the type name, and each value is an array of properties. In addition to those defined in hook_flag_link_type_info(), the following properties are set:

• 'module': The providing module.
• 'name': The machine name of the type.

See also

hook_flag_link_type_info()

hook_flag_link_type_info_alter()

5 calls to flag_get_link_types()

flag_check_link_types in includes/flag.admin.inc

FormAPI after_build function to check that the link type exists.

flag_flag::get_link_type in includes/flag/flag_flag.inc

Get the link type for this flag.

flag_help in ./flag.module

Implements hook_help().

_flag_link_type_descriptions in ./flag.module

Return an array of flag link type descriptions.

_flag_link_type_options in ./flag.module

Return an array of flag link types suitable for a select list or radios.

File

./flag.module, line 2374

The Flag module.

Code

function flag_get_link_types() {
  $link_types =& drupal_static(__FUNCTION__);
  if (!isset($link_types)) {
    if ($cache = cache_get('flag_link_type_info')) {
      $link_types = $cache->data;
    }

    // In some rare edge cases cache_get() can return an empty result. If it
    // does, we make sure to fetch the link types again.
    if (empty($link_types)) {
      $link_types = array();
      foreach (module_implements('flag_link_type_info') as $module) {
        $module_types = module_invoke($module, 'flag_link_type_info');
        foreach ($module_types as $type_name => $info) {
          $link_types[$type_name] = $info + array(
            'module' => $module,
            'name' => $type_name,
            'title' => '',
            'description' => '',
            'options' => array(),
            'uses standard js' => TRUE,
            'uses standard css' => TRUE,
            'provides form' => FALSE,
          );
        }
      }
      drupal_alter('flag_link_type_info', $link_types);
      cache_set('flag_link_type_info', $link_types);
    }
  }
  return $link_types;
}