function biblio_form_filter in Bibliography Module 5

Same name and namespace in other branches

1. 6.2 includes/biblio.pages.inc \biblio_form_filter()
2. 6 biblio.pages.inc \biblio_form_filter()
3. 7 includes/biblio.pages.inc \biblio_form_filter()
4. 7.2 includes/biblio.pages.inc \biblio_form_filter()

1 string reference to 'biblio_form_filter'

biblio_menu in ./biblio.module

Implementation of hook_menu().

File

./biblio.module, line 1441

Code

function biblio_form_filter() {
  $session =& $_SESSION['biblio_filter'];
  $session = is_array($session) ? $session : array();
  $filters = _get_biblio_filters();
  $i = 0;
  $form['filters'] = array(
    '#type' => 'fieldset',
    '#title' => t('Show only items where'),
    '#theme' => 'biblio_filters',
  );
  foreach ($session as $filter) {
    list($type, $value) = $filter;
    if ($type == 'category') {

      // Load term name from DB rather than search and parse options array.
      $value = module_invoke('taxonomy', 'get_term', $value);
      $value = $value->name;
    }
    else {
      if ($type == 'keyword') {
        $filters[$type]['title'] = 'Keyword';
      }
      else {
        $value = $filters[$type]['options'][$value];
      }
    }
    $string = $i++ ? '<em>and</em> where <strong>%a</strong> is <strong>%b</strong>' : '<strong>%a</strong> is <strong>%b</strong>';
    $form['filters']['current'][] = array(
      '#value' => t($string, array(
        '%a' => $filters[$type]['title'],
        '%b' => $value,
      )),
    );
  }
  foreach ($filters as $key => $filter) {
    if (count($filter['options'])) {
      $names[$key] = $filter['title'];
      $form['filters']['status'][$key] = array(
        '#type' => 'select',
        '#options' => $filter['options'],
      );
    }
  }
  $form['filters']['status']['keyword'] = array(
    '#type' => 'textfield',
    '#size' => 25,
    '#maxlength' => 255,
  );
  $names['keyword'] = "Keyword";
  $form['filters']['filter'] = array(
    '#type' => 'radios',
    '#options' => $names,
    '#default_value' => 'status',
  );
  $form['filters']['buttons']['submit'] = array(
    '#type' => 'submit',
    '#value' => count($session) ? t('Refine') : t('Filter'),
  );
  if (count($session)) {
    $form['filters']['buttons']['undo'] = array(
      '#type' => 'submit',
      '#value' => t('Undo'),
    );
    $form['filters']['buttons']['reset'] = array(
      '#type' => 'submit',
      '#value' => t('Reset'),
    );
  }
  return $form;
}