function theme_biblio_alpha_line in Bibliography Module 6

Same name and namespace in other branches

1. 6.2 includes/biblio_theme.inc \theme_biblio_alpha_line()
2. 7 includes/biblio_theme.inc \theme_biblio_alpha_line()
3. 7.2 includes/biblio.theme.inc \theme_biblio_alpha_line()

This function creates a string of letters (A - Z), which depending on the sorting are either linked to author or title filters i.e. clicking on the A when in the listing is sorted by authors will bring up a list of all the entries where the first character of the primary authors last name is "A"

Parameters

$type either "author or title":

Return value

a chunk of HTML code as described above

3 theme calls to theme_biblio_alpha_line()

biblio_show_results in ./biblio.pages.inc

biblio_show_results takes the query results from biblio_db_search and adds some controls to the page then loops through the results applying the selected style to each entry

_biblio_format_author_page in ./biblio.pages.inc

_biblio_format_keyword_page in ./biblio.pages.inc

File

./biblio_theme.inc, line 1085

Code

function theme_biblio_alpha_line($type = 'author', $current = NULL, $path = NULL) {
  $options = array();
  $base = variable_get('biblio_base', 'biblio');
  $all = '';
  switch ($type) {
    case 'authors':
    case 'keywords':
      $path = ord(substr($_GET['q'], -1)) > 97 ? $_GET['q'] . "/" : substr($_GET['q'], 0, -1);
      $all = '[' . l(t('Show ALL'), substr($_GET['q'], 0, -2)) . ']';
      break;
    case 'keyword':
      $options['query'] = array(
        'sort' => 'keyword',
      );
      $path = "{$base}/keyword/";
      $all_query['query'] = array(
        'sort' => 'keyword',
        'order' => $_GET['order'],
      );
      $all = '[' . l(t('Show ALL'), $base, $all_query) . ']';
      break;
    case 'author':
      $options['query'] = array(
        'sort' => 'author',
      );
      $path = "{$base}/ag/";
      $all_query['query'] = array(
        'sort' => 'author',
        'order' => $_GET['order'],
      );
      $all = '[' . l(t('Show ALL'), $base, $all_query) . ']';
      break;
    case 'title':
      $options['query'] = array(
        'sort' => 'title',
      );
      $path = "{$base}/tg/";
      $all_query['query'] = array(
        'sort' => 'title',
        'order' => $_GET['order'],
      );
      $all = '[' . l(t('Show ALL'), $base, $all_query) . ']';
      break;
    default:
      if (!isset($_GET['sort']) || $_GET['sort'] == 'year' || $_GET['sort'] == 'type') {
        return;
      }
      $inline = $inline ? "/inline" : "";
      if (isset($_GET['sort'])) {
        $options['query']['sort'] = $_GET['sort'];
        if ($_GET['sort'] == 'author') {
          $path = "{$base}/ag/";
        }
        if ($_GET['sort'] == 'title') {
          $path = "{$base}/tg/";
        }
      }
  }
  if (isset($_GET['order'])) {
    $options['query']['order'] = $_GET['order'];
  }
  $output = '<div class="biblio-alpha-line">';
  for ($i = 65; $i <= 90; $i++) {
    if ($i == ord(strtoupper($current))) {
      $output .= '<b>[' . chr($i) . ']</b>&nbsp;';
    }
    else {
      $output .= l(chr($i), $path . chr($i), $options) . '&nbsp;';
    }
  }
  if ($current) {
    $output .= '&nbsp;&nbsp;' . $all;
  }
  $output .= '</div>';
  return $output;
}