function answers_nodeapi in Answers 6.2

Same name and namespace in other branches

1. 5.2 answers.module \answers_nodeapi()
2. 6 answers.module \answers_nodeapi()

Implements hook_nodeapi().

File

./answers.module, line 66

Code

function answers_nodeapi(&$node, $op, $teaser, $page) {
  global $user;
  switch ($op) {
    case 'view':
      if ($node->type == 'question') {

        // Ensure that the 'Post an Answer' link only shows if the question is not locked
        // The logic is a little complicated below to avoid updating the field when not necessary
        // The field should have the *opposite* value of the node->locked field
        $field = content_fields('field_answer_question', 'answer');
        $locked_p = $node->field_question_locked_p[0]['value'];
        if ($locked_p == $field['widget']['node_link']['full']) {
          module_load_include('inc', 'content', 'includes/content.crud');
          $field['widget']['node_link']['full'] = $locked_p ? +0 : +1;
          content_field_instance_update($field);
        }
      }
      break;
    case 'delete':
      if ($node->type == 'question') {
        $answer_nids = _answers_question_answers($node);
        foreach ($answer_nids as $answer_nid) {
          node_delete($answer_nid);
        }
      }
      break;
  }
  _answers_display_nodeapi($node, $op, $teaser, $page);
  _answers_notify_nodeapi($node, $op, $teaser);
}