/**
  * Parses <b> element, as after <b> elements occur data, that needs to
  * be extracted.
  *
  * @param DOMElement $final
  * @param array $pole
  *
  * @returns array with parsed data
  */
 private function spracujB(Trace $trace, DOMElement $final)
 {
     //do attribue_names pridam element, podla ktoreho parsujem
     $attributeName = ParserUtils::fixNbsp($final->nodeValue);
     $this->attribute_names[] = $attributeName;
     $child = $trace->addChild("Parsing attribute '{$attributeName}'");
     $sused = $final->nextSibling;
     if ($sused == NULL) {
         $child->tlog("No value to parse");
         return;
     }
     if ($sused->nextSibling == NULL) {
         // je textNode
         $child->tlog("Attribute is text node");
         $child->tlogVariable("Parsed attribute:", $sused->nodeValue);
         $values = array(self::fixAttributeValue($sused->nodeValue));
         $this->setAttribute($trace, $attributeName, $values);
         return;
     }
     $textSused = $sused->nextSibling;
     if ($textSused->nodeType != \XML_ELEMENT_NODE) {
         $child->tlog("Nothing to parse here");
         return;
     }
     if ($textSused->tagName == 'p') {
         $child->tlog("Parsing <p> tags");
         $values = array();
         for (; $textSused != null; $textSused = $textSused->nextSibling) {
             if ($textSused->nodeType != \XML_ELEMENT_NODE || $textSused->tagName != 'p') {
                 continue;
             }
             $values[] = self::fixAttributeValue($textSused->nodeValue);
         }
         $child->tlogVariable("Parsed attribute:", $values);
         $this->setAttribute($trace, $attributeName, $values);
     } else {
         $child->tlog("Parsing other tags");
         $child->tlogVariable("Parsed attribute:", $sused->nodeValue);
         $values = array(self::fixAttributeValue($sused->nodeValue));
         $this->setAttribute($trace, $attributeName, $values);
     }
 }