function ctools_export_ui_edit_name_validate

Validate that an export item name is acceptable and unique during add.

File

plugins/export_ui/ctools_export_ui.class.php, line 1422

Code

function ctools_export_ui_edit_name_validate($element, &$form_state) {
    $plugin = $form_state['plugin'];
    // Check for string identifier sanity
    if (!preg_match('!^[a-z0-9_]+$!', $element['#value'])) {
        form_error($element, t('The export id can only consist of lowercase letters, underscores, and numbers.'));
        return;
    }
    // Check for name collision
    if (empty($form_state['item']->export_ui_allow_overwrite) && ($exists = ctools_export_crud_load($plugin['schema'], $element['#value']))) {
        form_error($element, t('A @plugin with this name already exists. Please choose another name or delete the existing item before creating a new one.', array(
            '@plugin' => $plugin['title singular'],
        )));
    }
}