function og_vocab_form_alter in OG Vocabulary 5

Same name and namespace in other branches

1. 6 og_vocab.module \og_vocab_form_alter()
2. 7 og_vocab.module \og_vocab_form_alter()

Implementation of hook_form_alter().

File

./og_vocab.module, line 188

Give each group its own system controlled vocabularies

Code

function og_vocab_form_alter($form_id, &$form) {
  switch ($form_id) {
    case 'taxonomy_form_vocabulary':
      if (arg(0) == 'node' && is_numeric(arg(1)) && arg(2) == 'og') {
        $form['module'] = array(
          '#type' => 'value',
          '#value' => 'og_vocab',
        );
        $form['og'] = array(
          '#type' => 'value',
          '#value' => arg(1),
        );
        $omit = array_merge(variable_get('og_node_types', array(
          'og',
        )), variable_get('og_omitted', array()));
        foreach ($omit as $type) {
          unset($form['nodes']['#options'][$type]);
        }
      }
      break;
    case 'taxonomy_form_term':
      $vocab = taxonomy_get_vocabulary($form['vid']['#value']);
      if ($vocab->module == 'og_vocab') {
        unset($form['synonyms']);
      }
      break;
    case isset($form['type']) && $form['type']['#value'] . '_node_form' == $form_id:
      if (isset($form['taxonomy'])) {

        // remove from node form those vocabs that belong to groups other than us (if we even have a group)
        $groupnode = og_get_group_context();
        $where = "(v.module = 'og_vocab' AND ov.nid != %d)";
        $sql = "SELECT v.vid, v.tags FROM {vocabulary} v LEFT JOIN {og_vocab} ov ON v.vid = ov.vid WHERE {$where}";
        $result = db_query($sql, $groupnode->nid);
        while ($row = db_fetch_object($result)) {
          if ($row->tags) {
            unset($form['taxonomy']['tags'][$row->vid]);
          }
          else {
            unset($form['taxonomy'][$row->vid]);
          }
        }

        // remove categories fieldset if no vocabularies remain
        // first, unset tags if needed
        if (!count($form['taxonomy']['tags'])) {
          unset($form['taxonomy']['tags']);
        }
        if (!count(element_children($form['taxonomy']))) {
          unset($form['taxonomy']);
        }

        // If there's only one element remove the fieldset but keep the children
        if (count(element_children($form['taxonomy'])) == 1) {
          unset($form['taxonomy']['#type']);
          unset($form['taxonomy']['#title']);
          unset($form['taxonomy']['#collapsible']);
          unset($form['taxonomy']['#collapsed']);
        }
      }
      break;
  }
}