function JuiceboxFormatterViewsStyle::render in Juicebox HTML5 Responsive Image Galleries 7.2

Render the view page display.

This is where the Juicebox embed code is built for the view.

Overrides views_plugin_style::render

File

plugins/JuiceboxFormatterViewsStyle.inc, line 171

Contains the Juicebox views style plugin.

Class

JuiceboxFormatterViewsStyle

Style plugin to render each item in a views list.

Code

function render() {
  $element = array();
  $view = $this->view;

  // If we are previewing the view in the admin interface all the necessary
  // <script> elements in our embed markup seem to get stripped. Display
  // an admin message instead in this case.
  if (strpos(current_path(), 'admin/structure/views') === 0) {
    drupal_set_message(t("Due to javascript requirements Juicebox galleries cannot be viewed as a live preview. Please save your view and visit the full page URL for this display to preview this gallery."), 'warning');
    return $element;
  }

  // Generate a unique ID that can be used to identify this gallery and view
  // source details.
  $xml_id = 'viewsstyle/' . $view->name . '/' . $view->current_display;
  foreach ($view->args as $arg) {
    $xml_id .= '/' . $arg;
  }
  $xml_args = explode('/', $xml_id);
  $xml_path = 'juicebox/xml/' . $xml_id;

  // Calculate the path to edit the view (used for admin contextual links).
  $context = array();
  $context['conf_path'] = 'admin/structure/views/view/' . $view->name . '/edit/' . $view->current_display;

  // Try to build the Juicebox gallery.
  try {

    // Initialize the gallery.
    $this->juicebox
      ->init($xml_args, $this->options, $view);

    // Build the gallery.
    $this
      ->buildGallery();

    // Render the embed code.
    $element = array(
      'gallery' => $this->juicebox
        ->buildEmbed($xml_path, TRUE, $context),
    );
  } catch (Exception $e) {
    $message = 'Exception building Juicebox embed code for view: !message in %function (line %line of %file).';
    watchdog_exception('juicebox', $e, $message);
  }
  return $element;
}