function layout_block_configure_ajax_update

AJAX callback to update the underlying layout form after updating a block.

File

core/modules/layout/layout.admin.inc, line 1876

Admin page callbacks for the Layout module.

Code

function layout_block_configure_ajax_update($form, $form_state) {
  /* @var Layout $layout */
  $layout = $form_state['layout'];
  /* @var Block $block */
  $block = $form_state['block'];
  /* @var LayoutRendererStandard $renderer */
  $renderer = $form_state['renderer'];
  $added_to_region = $block->is_new ? (isset($layout->in_progress['region_name']) ? $layout->in_progress['region_name'] : $form_state['values']['region']) : FALSE;

  // Display error messages in the form if any.
  if (form_get_errors()) {
    $html = '';
    $html .= theme('status_messages');
    $html .= backdrop_render($form);
    $title = isset($form['#title']) ? $form['#title'] : backdrop_get_title();
    $commands[] = ajax_command_open_modal_dialog($title, $html, array('dialogClass' => 'layout-dialog'));
  }
  // If a new block, add to the bottom of the region.
  elseif ($added_to_region) {
    $commands[] = ajax_command_close_modal_dialog();
    $commands[] = ajax_command_remove('#layout-editor-block-' . $block->uuid);
    $commands[] = ajax_command_append('#layout-editor-region-' . $added_to_region . ' .layout-editor-region-content', $renderer->renderBlock($block));
  }
  // If editing a block, replace the block with its placeholder.
  else {
    $commands[] = ajax_command_close_modal_dialog();
    $commands[] = ajax_command_replace('#layout-editor-block-' . $block->uuid, $renderer->renderBlock($block));
  }

  // Remove the page title pseudo region if we're adding a Title block or a
  // Combo block.
  if ($block->module == 'system' && $block->delta == 'page_components' && ($block->childDelta == 'title' || $block->childDelta == 'title_combo')) {
    $commands[] = ajax_command_replace('#layout-editor-title', '<div id="layout-title-region-empty"></div>');
  }

  // Update the messages area.
  if ($message = layout_locked_message($layout, 'layout')) {
    backdrop_set_message($message, 'warning');
  }
  $commands[] = ajax_command_remove('#messages');
  $commands[] = ajax_command_html('#layout-messages', theme('status_messages'));

  return array(
    '#type' => 'ajax',
    '#commands' => $commands,
  );
}