Pimf\Util\Xml

Complexity

Total Complexity

15

Size/Duplication

Total Lines	99
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
B	toDOMDocument()	0	31	6
B	toSimpleXMLElement()	0	23	6
A	toArray()	0	15	3

<?php
/**
 * Util
 *
 * @copyright Copyright (c)  Gjero Krsteski (http://krsteski.de)
 * @license   http://opensource.org/licenses/MIT MIT License
 */

namespace Pimf\Util;

/**
 * An XML util for converting XML to DOMDocument or SimpleXMLElement or to Array.
 *
 * @package Util
 * @author  Gjero Krsteski <gjero@krsteski.de>
 */
class Xml
{
    /**
     * Convert anything DOMDocument|SimpleXMLElement|string to DOMDocument.
     *
     * @param \DOMDocument|\SimpleXMLElement|string $xml String may be filename or xml string
     *
     * @throws \InvalidArgumentException
     * @return \DOMDocument
     */
    public static function toDOMDocument($xml)
    {
        if ($xml instanceof \DOMDocument) {
            return $xml;
        }

        if ($xml instanceof \SimpleXMLElement) {
            $doc = new \DOMDocument();
            $doc->loadXML('' . $xml->asXML());

            return $doc;
        }

        if (is_string($xml)) {
            $doc = new \DOMDocument();

            if (is_file($xml)) {
                $doc->load($xml);

                return $doc;
            }

            $doc->loadXML($xml);

            return $doc;
        }

        $type = is_object($xml) ? get_class($xml) : gettype($xml);

        throw new \InvalidArgumentException("Cannot convert instance of '$type' to DOMDocument");
    }

    /**
     * Convert anything DOMDocument|SimpleXMLElement|string to SimpleXMLElement.
     *
     * @param \DOMDocument|\SimpleXMLElement|string $xml String may be filename or xml string
     *
     * @throws \InvalidArgumentException
     * @return \SimpleXMLElement
     */
    public static function toSimpleXMLElement($xml)
    {
        if ($xml instanceof \SimpleXMLElement) {
            return $xml;
        }

        if ($xml instanceof \DOMDocument) {
            return simplexml_import_dom($xml);
        }

        if (is_string($xml)) {

            if (is_file($xml)) {
                return simplexml_load_file($xml);
            }

            return simplexml_load_string($xml);
        }

        $type = is_object($xml) ? get_class($xml) : gettype($xml);

        throw new \InvalidArgumentException("Cannot convert instance of '$type' to DOMDocument");
    }

    /**
     * Convert SimpleXMLElement to multidimensional array.
     *
     * @param \SimpleXMLElement $xml
     * @param string            $namespace The namespace that schould be used.
     *
     * @throws \OutOfBoundsException If namespace not found in the xml.
     * @return array
     */
    public static function toArray(\SimpleXMLElement $xml, $namespace = null)
    {
        if ($namespace !== null) {

            $namespaces = $xml->getNamespaces();

            if (false === isset($namespaces[$namespace])) {
                throw new \OutOfBoundsException('namespace [' . $namespace . '] not found');
            }

            $xml = $xml->children($namespaces[$namespace]);
        }

        return Json::decode(Json::encode($xml), true);
    }
}