function rich_snippets_preprocess_search_result in Rich Snippets 7

Implements hook_preprocess_HOOK() for theme_search_result().

Base properties:

• additionalType
• description
• image
• name
• url

File

./rich_snippets.module, line 169

Overrides the standard search results templates and CSS to display results similar to major search engines.

Code

function rich_snippets_preprocess_search_result(&$variables) {
  static $included;
  if (!$included) {

    // Add the CSS here since this hook is the most reliable place to do so.
    // @see http://drupal.org/node/1871480
    $path = drupal_get_path('module', 'rich_snippets');
    drupal_add_css($path . '/rich_snippets.css');

    // The preprocess hooks are stuck in another file for code organization.
    module_load_include('inc', 'rich_snippets', 'rich_snippets.preprocess');
    $included = TRUE;
  }

  // Get the module that executed the search so we can extract the schema.
  if (0 === strpos($variables['module'], 'apachesolr_')) {

    // Lump all apachesolr search modules together.
    $module = 'apachesolr';
  }
  elseif ('search_facetapi' == $variables['module']) {

    // Faceted Navigation for Search is really the node module, too.
    $module = 'node';
  }
  else {

    // Catch-all for everything else.
    $module = $variables['module'];
  }

  // Get the schema from the module's hook implementation.
  $schema = module_invoke($module, 'search_result_schema', $variables['result']);

  // Initialize our custom variables.
  $variables['image'] = '';

  // Allow highlighting of the title.
  // @todo Make the allowed tag match what is passed though to Solr.
  $variables['title'] = filter_xss($variables['result']['title'], array(
    'strong',
  ));

  // Shortened the URL for display in the search results.
  $variables['url_shortened'] = rich_snippets_shorten_url($variables['url']);

  // This is a legacy variable from Rich Snippets <= 7.x-1.0-alpha2. We will
  // maintain it for a little while in case people are using it.
  // @see http://drupal.org/node/1851924
  // @todo Remove this in beta.
  $variables['title_shortened'] = $variables['title'];

  // Get the schema via the module's hook_search_result_schema() implementation,
  // invoke the schema specific preprocess hook, and instantiate the module's
  // preprocessor
  $variables['schema'] = $preprocessed = FALSE;
  if ($schema) {
    $preprocessor = rich_snippets_preprocessor_load($module, $variables);
    if ($preprocessor) {
      $preprocessed = rich_snippets_invoke_preprocess_hooks($variables, $schema, $preprocessor);
    }
  }

  // Use the default preprocessing logic if the schema wasn't defined or the
  // schema specific preprocessor wasn't found.
  if (!$preprocessed) {
    rich_snippets_default_preprocessor($variables);
  }

  // Rebuild the search info since the split was probably modified.
  $variables['info'] = implode(' - ', $variables['info_split']);
}