<?php

use common\libraries\Path;

/**
 * Photobucket API 
 * Fluent interface for PHP5
 * XML to array response parser
 * 
 * @author Photobucket
 * @package PBAPI
 * @subpackage Response
 * 
 * @copyright Copyright Copyright (c) 2008, Photobucket, Inc.
 * @license http://www.opensource.org/licenses/mit-license.php The MIT License
 */



/**
 * Load Response parent
 */

//require_once('PBAPI/Response.php');
/**
 * base class for SimpleXML
 */

require_once dirname(__FILE__) . '/../Response.php';

require_once dirname(__FILE__) . '/../Response/simplexml.php';



/**
 * Response XML parser using SimpleXML
 *
 * @package PBAPI
 * @subpackage Response
 */

class PBAPI_Response_simplexmlarray extends PBAPI_Response_simplexml

{



    /**
     * Do XML parse with simplexml
     *
     * @param string $response_string string to parse
     * @param bool $onlycontent only return content 'node'
     * @return array associative array of response data
     */

    public function parse($string, $onlycontent = false)

    {

        $obj = parent :: parse($string, $onlycontent);

        $result = self :: xmlToArray($obj);

        

        return $result;

    }



    /**
     * Use SimpleXML Element to turn into an array
     *
     * @param SimpleXMLElement $node
     * @return array
     */

    public static function xmlToArray(SimpleXMLElement $node)

    {

        //eval attributes
        $attribs = false;

        if ($nodeAttrs = $node->attributes())

        {

            foreach ($nodeAttrs as $attrName => $attrValue)

            {

                $attrName = (string) $attrName;

                $attrValue = (string) $attrValue;

                $attribs[$attrName] = $attrValue;

            }

        }

        

        $results = array();

        if ($children = $node->children())

        {

            //node has children, do stuff.
            if ($attribs)

                $results['_attribs'] = $attribs;

            

     //prescan children to determine count
            $childnums = array();

            foreach ($children as $elementName => $childnode)

            {

                @$childnums[(string) $elementName] ++;

            }

            

            //build arrays
            foreach ($children as $elementName => $childnode)

            {

                $elementName = (string) $elementName;

                if ($childnums[$elementName] > 1)

                {

                    $results[$elementName][] = self :: xmlToArray($childnode);

                }

                else

                {

                    $results[$elementName] = self :: xmlToArray($childnode);

                }

            }

        

        }

        else

        {

            //node doesnt have children (leaf)
            if ($attribs)

            {

                $results['_attribs'] = $attribs;

                $results['content'] = (string) $node;

            }

            else

            {

                $results = (string) $node;

            }

        }

        

        return $results;

    }



}