<?php

namespace PSX\Http\Writer;

use DOMDocument;
use InvalidArgumentException;
use PSX\Http\ResponseInterface;
use SimpleXMLElement;

/**
 * Xml
 *
 * @author  Christoph Kappestein <christoph.kappestein@gmail.com>
 * @license http://www.apache.org/licenses/LICENSE-2.0
 * @link    http://phpsx.org
 */
class Xml extends Writer
{
    /** @var \DOMDocument|\SimpleXMLElement|string */
    protected $data;

    /**
     * @param \DOMDocument|\SimpleXMLElement|string $data
     * @param string $contentType
     */
    public function __construct($data, $contentType = 'application/xml')
    {
        if ($data instanceof DOMDocument) {
        } elseif ($data instanceof SimpleXMLElement) {
        } elseif (is_string($data)) {
        } else {
            throw new InvalidArgumentException('Document must be either a string, DOMDocument or SimpleXMLElement');
        }

        parent::__construct($data, $contentType);
    }

    /**
     * @inheritdoc
     */
    public function writeTo(ResponseInterface $response)
    {
        $response->setHeader('Content-Type', $this->contentType);
        $response->getBody()->write($this->toString());
    }

    /**
     * @return string
     */
    private function toString()
    {
        if ($this->data instanceof DOMDocument) {
            return $this->data->saveXML();
        } elseif ($this->data instanceof SimpleXMLElement) {
            return $this->data->asXML();
        } else {
            return $this->data;
        }
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDk0MDU2MTY0MzM2NDg0NiA3Njc1Mzk0NDMxODExMTE5IDcwNjc2NDU0ODc5NzQyMTc=