function biblio_block in Bibliography Module 6

Same name and namespace in other branches

1. 5 biblio.module \biblio_block()
2. 6.2 biblio.module \biblio_block()

Implementation of hook_block().

Generates a block containing the latest poll.

File

./biblio.module, line 1812

Code

function biblio_block($op = 'list', $delta = 0) {
  global $user;
  if (user_access('access content')) {
    if ($op == 'list') {
      $blocks[0]['info'] = t('Most recent publications');
      return $blocks;
    }
    else {
      if ($op == 'view') {

        // Retrieve the latest pubs
        $num_in_block = variable_get('biblio_rowsperblock', 4);
        $block_order = variable_get('biblio_block_order', 'n.created');
        if (variable_get('biblio_view_only_own', 0)) {
          $limit .= " AND n.uid = {$user->uid} ";
        }

        //      $query = "SELECT COUNT(n.nid)
        //                  FROM {node} n
        //                  WHERE n.type = 'biblio' AND n.status=1 " . $limit;
        //      $num_rows = db_result(db_query_range(db_rewrite_sql($query), 0, $num_in_block));
        //      if ($num_rows) {
        $query = "SELECT n.nid, n.title\n                    FROM {node} n\n                    LEFT JOIN {biblio} b  on n.vid=b.vid\n                    WHERE n.type = 'biblio' AND n.status=1 " . $limit . "ORDER BY {$block_order} DESC";
        $result = db_query_range(db_rewrite_sql($query), 0, $num_in_block);
        $base = variable_get('biblio_base', 'biblio');
        $block['subject'] = t('Recent Publications');
        $block['content'] = '<div class="item-list"><ul>';
        $options['html'] = TRUE;
        while ($pub = db_fetch_object($result)) {
          if (variable_get('biblio_hide_bibtex_braces', 0)) {
            $pub->title = biblio_remove_brace($pub->title);
          }
          $block['content'] .= '<li >' . l(filter_xss($pub->title, biblio_get_allowed_tags()), "node/{$pub->nid}", $options) . '</li>';
        }
        $block['content'] .= '</ul>';
        if (variable_get('biblio_rss', 0)) {
          $block['content'] .= theme('feed_icon', url("{$base}/recent/rss.xml", array(
            'absolute' => TRUE,
          )), t('Recently Added Publications'));
        }
        $block['content'] .= l(t('More...'), $base);
        $block['content'] .= '</div>';

        //      }
        return $block;
      }
    }
  }
}