function template_preprocess_amazon_gallery in Amazon Product Advertisement API 7.2

The template_preprocess_amazon_gallery handles the "Amazon Gallery Block". The Amazon Gallery Block is rended on the Amazon Product Node Type and Amazon Store Module paths Galleries reference the Product ASIN # stored in the URL path

Node: Amazon Product Pathauto: product/[node:field_product_asin]/[node:nid]

Module: Amazon Store Pathauto: variable_get('amazon_store_path')/[node:field_product_asin]/[node:nid]

File

amazon_component/amazon_component.preprocess.inc, line 135

Code

function template_preprocess_amazon_gallery(&$variables) {

  // Explode :: Convert current page alias into array
  $currentAlias = explode('/', drupal_get_path_alias());

  //$message = amazon_component_item_lookup($currentAlias[1]);

  // IF :: the block is being rendered on Amazon Product Node type or Amazon Store Module path proceed.
  // It's assumed the first URL seperator is "product" or the Amazon Store Path (default "store")
  // and the second position is an Amazon Product ASIN.
  // Depending on future Open Source releases we may switch it to scan the URL array for an ASIN in any position.
  if ($currentAlias[0] == 'product' || $currentAlias[0] == variable_get('amazon_store_path')) {
    $result = amazon_component_gallery_lookup($currentAlias[1]);

    // Create gallery variables: $smallimagegallery, $mediumimagegallery, etc.
    foreach ($result as $item) {
      foreach ($item as $gallery) {
        foreach ($gallery as $image) {
          foreach ($image as $imageData) {
            $variables[$imageData['size']][$imageData['image_order']] = theme('image', array(
              'path' => $imageData['url'],
              'attributes' => array(
                'height' => $imageData['height'],
                'width' => $imageData['width'],
              ),
              'getsize' => FALSE,
            ));
            unset($image['asin']);
          }

          // foreach
        }

        // foreach
      }

      // foreach
    }

    // foreach
  }

  // endif
  // Required $variables arrays;
  $variables['classes_array'] = array();
  $variables['attributes_array'] = array();
  $variables['title_attributes_array'] = array();
  $variables['content_attributes_array'] = array();
}