Вячеслав Успенский

$results = $xpath->query( '//div[@class="reports"]/div[@class="ERROR"]/div[@class="author"]' );
foreach ($results as $node)
  {
  echo $node->nodeValue;
  }
$results = $xpath->query( '//div[@class="reports"]/div[@class="SUCCESS"]/div[@class="name"]' );
foreach ($results as $node)
  {
  echo $node->nodeValue;
  }

$results = $xpath->query( '//div[@class="reports"]/div' );
foreach ($results as $node)
  {
  $class=($node->getAttribute('class')==='SUCCESS') ? 'name' : 'author';
  foreach ($node->childNodes as $child)
    {
    if ($child->nodeName=='div' && $child->getAttribute('class')===$class)
      {
      echo $child->nodeValue;
      break;
      }
    }
  }