$name,
'view_display_id' => $display_id,
'view_args' => $_REQUEST['view_args'],
'view_path' => $path,
'view_dom_id' => $dom_id,
'pager_element' => $pager_element,
);
views_include('ajax');
$object = new stdClass();
$object->status = FALSE;
$object->display = '';
$arg = explode('/', $_REQUEST['view_path']);
if ($arg[0] == 'admin' || (variable_get('node_admin_theme', '0') && $arg[0] == 'node' && ($arg[1] == 'add' || $arg[2] == 'edit'))) {
global $custom_theme;
$custom_theme = variable_get('admin_theme', '0');
drupal_add_css(drupal_get_path('module', 'system') .'/admin.css', 'module');
}
// Load the view.
if ($view = views_get_view($name)) {
$view->ajax_path = array($_GET['q'], $ajax_arguments);
if ($view->access($display_id)) {
// Fix 'q' for paging.
if (!empty($path)) {
$_GET['q'] = $path;
}
// Override the display's pager_element with the one actually used.
if (isset($pager_element)) {
$view->display[$display_id]->handler->set_option('pager_element', $pager_element);
}
// Reuse the same DOM id so it matches that in Drupal.settings.
$view->dom_id = $dom_id;
$errors = $view->validate();
if ($errors === TRUE) {
$object->status = TRUE;
$object->title = $view->get_title();
$object->display .= $view->preview($display_id, $args);
}
else {
foreach ($errors as $error) {
drupal_set_message($error, 'error');
}
}
// Register the standard JavaScript callback.
$object->__callbacks = array('Drupal.Views.Ajax.ajaxViewResponse');
// Allow other modules to extend the data returned.
drupal_alter('ajax_data', $object, 'views', $view);
}
}
$messages = theme('status_messages');
$object->messages = $messages ? '' . $messages . '
' : '';
views_ajax_render($object);
}
}
/**
* Simple render function to make sure output is what we want.
*
* This function renders an object into JSON, and that object contains
* commands to the ajax response parser on the other side. The actual
* commands that can be sent are completely dependent upon the client
* javascript parser, which can be anything, but this function assumes
* that 'display', at least, will be displayed in some kind of ajax
* spot or popup.
*/
function views_ajax_render($output = NULL, $title = NULL, $url = NULL, $js = NULL) {
if (empty($output)) {
$output->display = t('Server reports invalid input error.');
$output->title = t('Error');
}
elseif (!is_object($output)) {
$temp = new stdClass();
$temp->display = $output;
$temp->title = $title;
$temp->url = $url;
$output = $temp;
}
if (!empty($js)) {
$output->js = $js;
}
drupal_json($output);
exit;
}
/**
* Wrapper around drupal_build_form to handle some AJAX stuff automatically.
* This makes some assumptions about the client.
*/
function views_ajax_form_wrapper($form_id, &$form_state) {
// This won't override settings already in.
$form_state += array(
're_render' => FALSE,
'no_redirect' => !empty($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 = '' . $messages . '
';
}
$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 $output;
}
/**
* Page callback for views user autocomplete
*/
function views_ajax_autocomplete_user($string = '') {
// The user enters a comma-separated list of tags. We only autocomplete the last tag.
$array = drupal_explode_tags($string);
// Fetch last tag
$last_string = trim(array_pop($array));
$matches = array();
if ($last_string != '') {
$prefix = count($array) ? implode(', ', $array) . ', ' : '';
if (strpos('anonymous', strtolower($last_string)) !== FALSE) {
$matches[$prefix . 'Anonymous'] = 'Anonymous';
}
$result = db_query_range("SELECT name FROM {users} WHERE LOWER(name) LIKE LOWER('%s%%')", $last_string, 0, 10);
while ($account = db_fetch_object($result)) {
$n = $account->name;
// Commas and quotes in terms are special cases, so encode 'em.
if (strpos($account->name, ',') !== FALSE || strpos($account->name, '"') !== FALSE) {
$n = '"' . str_replace('"', '""', $account->name) . '"';
}
$matches[$prefix . $n] = check_plain($account->name);
}
}
drupal_json($matches);
}
/**
* @}
*/