function glossary_block_view in Glossary 7

Implements hook_block_view().

File

./glossary.module, line 1331

Glossary terms will be automatically marked with links to their descriptions.

Code

function glossary_block_view($delta) {
  switch ($delta) {
    case 'glossary-search':
      $blocks['subject'] = t('Search Glossary');
      $content = drupal_get_form('glossary_search_form');

      //      $blocks['content'] = drupal_get_form('glossary_search_form');
      $blocks['content'] = drupal_render($content);
      return $blocks;
    case 'glossary-random':
      $interval = variable_get("glossary_block_{$delta}_interval", 0) * variable_get("glossary_block_{$delta}_step", 0);
      $last = variable_get("glossary_block_{$delta}_last", 0);
      if ($last + $interval < REQUEST_TIME) {

        // Time to get a new selection.
        $saved_vids = variable_get("glossary_block_{$delta}_vids", NULL);
        if (is_null($saved_vids)) {
          $blocks['content'] = t('Glossary block !blk has not been configured.', array(
            '!blk' => $delta,
          ));
          return $blocks;
        }
        $vids = array_filter($saved_vids);
        if (count($vids) == 0) {
          $vids = _glossary_get_filter_vids();
        }
        $tid = db_query_range('SELECT tid FROM {taxonomy_term_data} WHERE vid in (:vids) ORDER BY RAND()', 0, 1, array(
          ':vids' => $vids,
        ))
          ->fetchField();

        // Set now as the last selection and save that tid.
        variable_set("glossary_block_{$delta}_last", REQUEST_TIME);
        variable_set("glossary_block_{$delta}_tid", $tid);
      }
      else {

        // Get the current selected tid.
        $tid = variable_get("glossary_block_{$delta}_tid", 0);
      }
      $term = taxonomy_term_load($tid);
      $blocks['content'] = theme('glossary_block_term', array(
        '0' => $term,
        '1' => variable_get("glossary_block_{$delta}_link", TRUE),
      ));
      return $blocks;
  }
}