name); // Build breadcrumb based on the hierarchy of the term. $current = (object) array( 'tid' => $term->tid, ); // @todo This overrides any other possible breadcrumb and is a pure hard-coded // presumption. Make this behavior configurable per vocabulary or term. $breadcrumb = array(); while ($parents = taxonomy_get_parents($current->tid)) { $current = array_shift($parents); $breadcrumb[] = l($current->name, 'taxonomy/term/' . $current->tid); } $breadcrumb[] = l(t('Home'), NULL); $breadcrumb = array_reverse($breadcrumb); drupal_set_breadcrumb($breadcrumb); drupal_add_feed('taxonomy/term/' . $term->tid . '/feed', 'RSS - ' . $term->name); // Set the term path as the canonical URL to prevent duplicate content. $uri = entity_uri('taxonomy_term', $term); drupal_add_html_head_link(array('rel' => 'canonical', 'href' => url($uri['path'], $uri['options'])), TRUE); // Set the non-aliased path as a default shortlink. drupal_add_html_head_link(array('rel' => 'shortlink', 'href' => url($uri['path'], array_merge($uri['options'], array('alias' => TRUE)))), TRUE); // Normally we would call taxonomy_term_show() here, but for backwards // compatibility in Drupal 7 we do not want to do that (it produces different // data structures and HTML markup than what Drupal 7 released with). Calling // taxonomy_term_view() directly provides essentially the same thing, but // allows us to wrap the rendered term in our desired array structure. $build['term_heading'] = array( '#prefix' => '
', '#suffix' => '
', 'term' => taxonomy_term_view($term, 'full'), ); if ($nids = taxonomy_select_nodes($term->tid, TRUE, variable_get('default_nodes_main', 10))) { $nodes = node_load_multiple($nids); $build += node_view_multiple($nodes); $build['pager'] = array( '#theme' => 'pager', '#weight' => 5, ); } else { $build['no_content'] = array( '#prefix' => '

', '#markup' => t('There is currently no content classified with this term.'), '#suffix' => '

', ); } return $build; } /** * Generate the content feed for a taxonomy term. * * @param $term * The taxonomy term. */ function taxonomy_term_feed($term) { $channel['link'] = url('taxonomy/term/' . $term->tid, array('absolute' => TRUE)); $channel['title'] = variable_get('site_name', 'Drupal') . ' - ' . $term->name; // Only display the description if we have a single term, to avoid clutter and confusion. // HTML will be removed from feed description. $channel['description'] = check_markup($term->description, $term->format, '', TRUE); $nids = taxonomy_select_nodes($term->tid, FALSE, variable_get('feed_default_items', 10)); node_feed($nids, $channel); } /** * Page callback: Outputs JSON for taxonomy autocomplete suggestions. * * Path: taxonomy/autocomplete * * This callback outputs term name suggestions in response to Ajax requests * made by the taxonomy autocomplete widget for taxonomy term reference * fields. The output is a JSON object of plain-text term suggestions, keyed by * the user-entered value with the completed term name appended. Term names * containing commas are wrapped in quotes. * * For example, suppose the user has entered the string 'red fish, blue' in the * field, and there are two taxonomy terms, 'blue fish' and 'blue moon'. The * JSON output would have the following structure: * @code * { * "red fish, blue fish": "blue fish", * "red fish, blue moon": "blue moon", * }; * @endcode * * @param $field_name * The name of the term reference field. * @param $tags_typed * (optional) A comma-separated list of term names entered in the * autocomplete form element. Only the last term is used for autocompletion. * Defaults to '' (an empty string). * * @see taxonomy_menu() * @see taxonomy_field_widget_info() */ function taxonomy_autocomplete($field_name = '', $tags_typed = '') { // If the request has a '/' in the search text, then the menu system will have // split it into multiple arguments, recover the intended $tags_typed. $args = func_get_args(); // Shift off the $field_name argument. array_shift($args); $tags_typed = implode('/', $args); // Make sure the field exists and is a taxonomy field. if (!($field = field_info_field($field_name)) || $field['type'] !== 'taxonomy_term_reference') { // Error string. The JavaScript handler will realize this is not JSON and // will display it as debugging information. print t('Taxonomy field @field_name not found.', array('@field_name' => $field_name)); exit; } // The user enters a comma-separated list of tags. We only autocomplete the last tag. $tags_typed = drupal_explode_tags($tags_typed); $tag_last = drupal_strtolower(array_pop($tags_typed)); $term_matches = array(); if ($tag_last != '') { // Part of the criteria for the query come from the field's own settings. $vids = array(); $vocabularies = taxonomy_vocabulary_get_names(); foreach ($field['settings']['allowed_values'] as $tree) { $vids[] = $vocabularies[$tree['vocabulary']]->vid; } $query = db_select('taxonomy_term_data', 't'); $query->addTag('translatable'); $query->addTag('term_access'); // Do not select already entered terms. if (!empty($tags_typed)) { $query->condition('t.name', $tags_typed, 'NOT IN'); } // Select rows that match by term name. $tags_return = $query ->fields('t', array('tid', 'name')) ->condition('t.vid', $vids) ->condition('t.name', '%' . db_like($tag_last) . '%', 'LIKE') ->range(0, 10) ->execute() ->fetchAllKeyed(); $prefix = count($tags_typed) ? drupal_implode_tags($tags_typed) . ', ' : ''; foreach ($tags_return as $tid => $name) { $n = $name; // Term names containing commas or quotes must be wrapped in quotes. if (strpos($name, ',') !== FALSE || strpos($name, '"') !== FALSE) { $n = '"' . str_replace('"', '""', $name) . '"'; } $term_matches[$prefix . $n] = check_plain($name); } } drupal_json_output($term_matches); }