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<?php

/**

 * @file

 * Theme functions for FlexSlider Views

 *

 * @author Mathew Winstone <mwinstone@coldfrontlabs.ca>

 */

/**

 * Prepares variables for flexslider views templates.

 *

 * @see flexslider-views.tpl.php.

 */

function template_process_flexslider_views(&$variables) {

  // Only run the preprocessor if it is a view

  if (!empty($variables['view'])) {

    // Prepare all data to be passed to theme_flexslider().

    $items = array();

    $view = $variables['view'];

    $settings = array();

    $settings['optionset'] = $variables['options']['optionset'];

    $row_plugin = $view->style_plugin->row_plugin;

    foreach ($variables['rows'] as $id => $row) {

      // Render the row into a slide

      $view->row_index = $id;

      $item['slide'] = $row_plugin->render($row);

      $item['caption'] = (isset($row->caption) && !empty($row->caption)) ? $row->caption : NULL;

      $items[] = $item;

    }

    // Add the slide items to the variables

    $variables['items'] = $items;

    // Add the attributes

    $settings['attributes']['id'] = $variables['options']['id'];

    // Reset the options to the processed values

    $variables['settings'] = $settings;

  }

  return $variables;

}