function template_process_flexslider in Flex Slider 7.2

Prepares variables for flexslider templates.

See also

flexslider.tpl.php.

File

theme/flexslider.theme.inc, line 57

Theming functions for the flexslider module.

Code

function template_process_flexslider(&$variables) {

  // Reference configuration variables
  $optionset =& $variables['settings']['optionset'];
  $settings =& $variables['settings'];
  $items =& $variables['items'];

  // Set the default container type
  if (empty($settings['type'])) {
    $settings['type'] = 'ul';
  }

  // Load the selected optionset
  if (!empty($optionset)) {
    $optionset = flexslider_optionset_load($optionset);
  }

  // Check if an optionset was loaded
  if (empty($optionset)) {

    // Fall back to 'default' option set
    $optionset = flexslider_optionset_load('default');
    watchdog('flexslider', 'Fallback to default optionset.', array(), WATCHDOG_WARNING);
  }

  // Configure attributes for containing elements
  $attributes = array();

  // Merge with defined attributes
  if (isset($settings['attributes']) and is_array($settings['attributes'])) {
    $attributes += $settings['attributes'];
  }

  // Set the ID for each flexslider instance if none is provided
  if (empty($attributes['id'])) {
    $flexslider_id =& drupal_static('flexslider_id', 0);
    $attributes['id'] = 'flexslider-' . ++$flexslider_id;
  }

  // Add the namespace to any classes
  // @todo figure out what this is supposed to do
  if (!empty($attributes['class']) && !empty($optionset->options['namespace'])) {
    foreach ($attributes['class'] as $key => $value) {
      $attributes['class'][$key] = $optionset->options['namespace'] . $value;
    }
  }

  // Add the flexslider class to be namespaced
  $attributes['class'][] = 'flexslider';

  // Add the optionset name as a class to the container.
  $attributes['class'][] = 'optionset-' . drupal_html_class($optionset->name);

  // Add the image style name as a class to the container.
  if (!empty($settings['image_style'])) {
    $attributes['class'][] = 'imagestyle-' . drupal_html_class($settings['image_style']);
  }

  // Add the attributes to the settings array.
  $settings['attributes'] = $attributes;

  // Finally, add the configuration to the page
  flexslider_add($variables['settings']['attributes']['id'], $variables['settings']['optionset']);
}