function quiz_nodeapi in Quiz 6.4

Same name and namespace in other branches

1. 6.6 quiz.module \quiz_nodeapi()
2. 6.3 quiz.module \quiz_nodeapi()
3. 6.5 quiz.module \quiz_nodeapi()

Implementation of hook_nodeapi()

File

./quiz.module, line 1373

Quiz Module

Code

function quiz_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {

  // We need to filter on node type to prevent this from overriding any other
  // node.
  if ($node->type == 'quiz') {
    switch ($op) {
      case 'presave':

        // Convert the action id to the actual id from the MD5 hash.
        // Why the actions module does this I do not know? Maybe to prevent
        // invalid values put into the options value="" field.
        if ($aid = actions_function_lookup($node->aid)) {
          $node->aid = $aid;
        }
        if (variable_get('quiz_auto_revisioning', 1)) {
          $node->revision = quiz_has_been_answered($node) ? 1 : 0;
        }
        break;
      case 'prepare':

        // Meet E_STRICT on new nodes.
        $defaults = _quiz_get_node_defaults();
        if (!isset($node->nid)) {
          foreach ($defaults as $key => $value) {
            if (!isset($node->{$key})) {
              $node->{$key} = $value;
            }
          }
        }
        break;
    }
  }
  if (isset($node->is_quiz_question)) {
    if (variable_get('quiz_auto_revisioning', 1) && $op == 'presave') {
      $node->revision = quiz_question_has_been_answered($node) ? 1 : 0;
    }
  }
}