function hs_content_taxonomy_field_formatter in Hierarchical Select 5.3

Implemenation of hook_field_formatter().

File

modules/hs_content_taxonomy.module, line 359

Implementation of the Hierarchical Select API for the Content Taxonomy module.

Code

function hs_content_taxonomy_field_formatter($field, $item, $formatter, $node) {
  $output = '';
  if (!is_array($item)) {
    return $output;
  }

  // Extract required field information.
  $field_name = $field['field_name'];
  $vid = $field['vid'];
  $tid = $field['tid'];
  $depth = empty($field['depth']) ? 0 : $field['depth'];

  // Get the config for this field.
  require_once drupal_get_path('module', 'hierarchical_select') . '/includes/common.inc';
  $config_id = "content-taxonomy-{$field_name}";
  $config = hierarchical_select_common_config_get($config_id);
  $config += array(
    'module' => 'hs_content_taxonomy',
    'params' => array(
      'vid' => $vid,
      'tid' => $tid,
      'depth' => $depth,
    ),
  );

  // Generate a dropbox out of the selection. This will automatically
  // calculate all lineages for us.
  $selection = array_keys($item);
  $dropbox = _hierarchical_select_dropbox_generate($config, $selection);

  // Actual formatting.
  $separator = HS_CONTENT_TAXONOMY_SEPARATOR;
  foreach ($dropbox->lineages as $id => $lineage) {
    if ($id > 0) {
      $output .= '<br />';
    }
    $items = array();
    foreach ($lineage as $level => $item) {

      // Depending on which formatter is active, create links or use labels.
      if ($formatter == 'hierarchical_links') {
        $term = taxonomy_get_term($item['value']);
        $items[] = l($term->name, taxonomy_term_path($term), array(
          'rel' => 'tag',
          'title' => $term->description,
        ));
      }
      else {
        $items[] = $item['label'];
      }
    }
    $output .= implode($separator, $items);
  }

  // Add the CSS.
  drupal_add_css(drupal_get_path('module', 'hierarchical_select') . '/hierarchical_select.css');
  return $output;
}