function ctools_export_ui_get_handler

Get the class to handle creating a list of exportable items.

If a plugin does not define a lister class at all, then the default lister class will be used.

Return value

Either the lister class or FALSE if one could not be had.

File

includes/export-ui.inc, line 372

Code

function ctools_export_ui_get_handler($plugin) {
    $cache =& drupal_static(__FUNCTION__, array());
    if (empty($cache[$plugin['name']])) {
        // If a list class is not specified by the plugin, fall back to the
        // default ctools_export_ui plugin instead.
        if (empty($plugin['handler'])) {
            $default = ctools_get_export_ui('ctools_export_ui');
            $class = ctools_plugin_get_class($default, 'handler');
        }
        else {
            $class = ctools_plugin_get_class($plugin, 'handler');
        }
        if ($class) {
            $cache[$plugin['name']] = new $class();
            $cache[$plugin['name']]->init($plugin);
        }
    }
    return !empty($cache[$plugin['name']]) ? $cache[$plugin['name']] : FALSE;
}