Horde_Kolab_Format_Xml_Helper::replaceFirstNodeTextValue PHP Метод

    public function replaceFirstNodeTextValue($node, $value)
    {
        if (($child = $this->_fetchFirstTextNode($node)) !== null) {
            $node->removeChild($child);
        }
        $new_node = $this->_xmldoc->createTextNode($value);
        if (empty($node->childNodes)) {
            $node->appendChild($new_node);
        } else {
            $node->insertBefore($new_node, $node->childNodes->item(0));
        }
    }

 /**
  * Update the specified attribute.
  *
  * @param string                        $name        The name of the attribute
  *                                                   to be updated.
  * @param mixed                         $value       The value to store.
  * @param DOMNode                       $parent_node The parent node of the
  *                                                   node that should be
  *                                                   updated.
  * @param Horde_Kolab_Format_Xml_Helper $helper      A XML helper instance.
  * @param array                         $params      The parameters for this
  *                                                   write operation.
  * @param DOMNode|NULL                  $old_node    The previous value (or
  *                                                   null if there is none).
  *
  * @return DOMNode|boolean The new/updated child node or false if this
  *                         failed.
  *
  * @throws Horde_Kolab_Format_Exception If converting the data to XML failed.
  */
 public function saveNodeValue($name, $value, $parent_node, Horde_Kolab_Format_Xml_Helper $helper, $params = array(), $old_node = false)
 {
     if ($old_node === false) {
         return $helper->storeNewNodeValue($parent_node, $name, $value);
     } else {
         $helper->replaceFirstNodeTextValue($old_node, $value);
         return $old_node;
     }
 }