function hs_taxonomy_views_handler_filter_term_node_tid::value_form in Hierarchical Select 6.3

File

modules/hs_taxonomy_views_handler_filter_term_node_tid.inc, line 33

This file defines a new filter handler for using Hierarchical Select in exposed Taxonomy term filters.

Class

hs_taxonomy_views_handler_filter_term_node_tid

@file This file defines a new filter handler for using Hierarchical Select in exposed Taxonomy term filters.

Code

function value_form(&$form, &$form_state) {

  // Support limiting of vocabulary by the vocabulary's module name (this is
  // possible when a vocabulary is exported/defined as a feature, see
  // http://drupal.org/node/789556) or by the vocabulary's vid.
  if (isset($this->options['limit_by']) && $this->options['limit_by'] == 'module') {
    foreach (taxonomy_get_vocabularies() as $vid => $vocab) {
      if ($vocab->module == $this->options['module']) {
        $vocabulary = $vocab;
        break;
      }
    }
  }
  else {
    $vocabulary = taxonomy_vocabulary_load($this->options['vid']);
  }
  $view_name = $this->view->name;
  $filter_id = $this->options['id'];
  $display_id = _hs_taxonomy_views_get_display_id_for_filter($this->view, $filter_id);
  $optional = $this->options['expose']['optional'];
  $config_id = "taxonomy-views-{$view_name}-{$display_id}-{$filter_id}";

  // When not exposed: settings form.
  if (empty($form_state['exposed'])) {

    // When the 'Selection type' is 'Hierarchical Select', user our own
    // value_form, otherwise use the parent's class form.
    if ($this->options['type'] == 'textfield' || $this->options['type'] == 'select') {
      parent::value_form($form, $form_state);
    }
    else {
      $config = hierarchical_select_common_config_get($config_id);
      $form['value'] = array(
        '#type' => 'hierarchical_select',
        '#title' => t('Select terms from vocabulary @voc', array(
          '@voc' => $vocabulary->name,
        )),
        '#default_value' => !empty($this->value) ? $this->value : array(),
        '#config' => array(
          'module' => 'hs_taxonomy',
          'params' => array(
            'vid' => $vocabulary->vid,
            'exclude_tid' => NULL,
            'root_term' => NULL,
          ),
          'save_lineage' => $config['save_lineage'],
          'enforce_deepest' => $config['enforce_deepest'],
          'entity_count' => $config['entity_count'],
          'resizable' => 1,
          'level_labels' => array(
            'status' => $config['level_labels']['status'],
            'labels' => $config['level_labels']['labels'],
          ),
          'dropbox' => array(
            'status' => $config['dropbox']['status'],
            'title' => t('Terms to filter by'),
            'limit' => $config['dropbox']['limit'],
            'reset_hs' => $config['dropbox']['reset_hs'],
          ),
          // Use our custom callback, because this is part of
          // views_ui_config_item_form(), which requires access to the
          // $view object, which will be restored automatically through
          // this special menu callback.
          'path' => "hs_taxonomy_views_json/{$view_name}/{$display_id}",
        ),
      );
    }
  }
  else {

    // When the 'Selection type' is 'Hierarchical Select', user our own
    // value_form, otherwise use the parent's class form.
    if (!$this
      ->select_type_is_hierarchical_select()) {
      parent::value_form($form, $form_state);
    }
    else {
      $default_value = isset($this->value) && !empty($this->value) ? $this->value : array();

      // Basic settings for the form item.
      $form['value']['#type'] = 'hierarchical_select';
      $form['value']['#default_value'] = $default_value;
      $form['value']['#required'] = !(bool) $optional;

      // Apply the Hierarchical Select configuration to the form item.
      $defaults_override = array(
        'module' => 'hs_taxonomy_views',
        'params' => array(
          'optional' => (bool) $optional,
          'filter_id' => $filter_id,
          'vid' => $vocabulary->vid,
          'exclude_tid' => NULL,
          'root_term' => NULL,
        ),
        // When the 'Any' option is selected, nothing else should be and it
        // should replace the '<none>' option.
        'special_items' => array(
          HS_TAXONOMY_VIEWS_ANY_OPTION => array(
            'none',
            'exclusive',
          ),
        ),
        // This is a GET form, so also render the flat select.
        'render_flat_select' => 1,
        // Use our custom callback.
        'path' => "hs_taxonomy_views_json/{$view_name}/{$display_id}",
      );
      hierarchical_select_common_config_apply($form['value'], $config_id, $defaults_override);
    }
  }
}