function views_ajax_form_wrapper

Wrapper around drupal_build_form to handle some AJAX stuff automatically. This makes some assumptions about the client.

Related topics

File

includes/ajax.inc, line 116

Code

function views_ajax_form_wrapper($form_id, &$form_state) {
    // This won't override settings already in.
    $form_state += array(
        'rerender' => FALSE,
        'no_redirect' => !empty($form_state['ajax']),
    );
    $output = drupal_build_form($form_id, $form_state);
    if (!empty($form_state['ajax']) && empty($form_state['executed'])) {
        // If the form didn't execute and we're using ajax, build up a
        // json command object to render.
        $object = new stdClass();
        $object->display = '';
        if ($messages = theme('status_messages')) {
            $object->display = '<div class="views-messages">' . $messages . '</div>';
        }
        $object->display .= $output;
        $object->title = empty($form_state['title']) ? '' : $form_state['title'];
        if (!empty($form_state['help_topic'])) {
            $module = !empty($form_state['help_module']) ? $form_state['help_module'] : 'views';
            $object->title = theme('advanced_help_topic', $module, $form_state['help_topic']) . $object->title;
        }
        $object->url = empty($form_state['url']) ? url($_GET['q'], array(
            'absolute' => TRUE,
        )) : $form_state['url'];
        $object->js = empty($form_state['js settings']) ? NULL : $form_state['js settings'];
        if (!empty($form_state['#section'])) {
            $object->hilite = '.' . views_ui_item_css($form_state['#section']);
        }
        $output = $object;
    }
    // These forms have the title built in, so set the title here:
    if (empty($form_state['ajax']) && !empty($form_state['title'])) {
        drupal_set_title($form_state['title']);
    }
    return $output;
}