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<?php
/**
 * Handles appending XML to the document.
 *
 * PHP version 5
 *
 * @category Kolab
 * @package  Kolab_Format
 * @author   Gunnar Wrobel <wrobel@pardus.de>
 * @license  http://www.horde.org/licenses/lgpl21 LGPL 2.1
 * @link     http://www.horde.org/libraries/Horde_Kolab_Format
 */

/**
 * Handles appending XML to the document.
 *
 * Copyright 2011-2016 Horde LLC (http://www.horde.org/)
 *
 * See the enclosed file COPYING for license information (LGPL). If you did not
 * receive this file, see
 * http://www.horde.org/licenses/lgpl21.
 *
 * @category Kolab
 * @package  Kolab_Format
 * @author   Gunnar Wrobel <wrobel@pardus.de>
 * @license  http://www.horde.org/licenses/lgpl21 LGPL 2.1
 * @link     http://www.horde.org/libraries/Horde_Kolab_Format
 */
class Horde_Kolab_Format_Xml_Type_XmlAppend
extends Horde_Kolab_Format_Xml_Type_Base
{
    /**
     * Update the specified attribute.
     *
     * @param string                        $name        The name of the the
     *                                                   attribute to be updated.
     * @param array                         $attributes  The data array that holds
     *                                                   all attribute values.
     * @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      Additional parameters
     *                                                   for this write operation.
     *
     * @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 save(
        $name,
        $attributes,
        $parent_node,
        Horde_Kolab_Format_Xml_Helper $helper,
        $params = array()
    )
    {
        $value = $this->generateWriteValue($name, $attributes, $params);
        return empty($value) ? false : $helper->appendXml(
            $parent_node, $value
        );
    }
}