EVOLUTION-MANAGER

Edit File: PackageManifest.php

<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\CMS\Installer\Manifest;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Installer\InstallerExtension;
use Joomla\CMS\Installer\Manifest;

/**
 * Joomla! Package Manifest File
 *
 * @since  3.1
 */
class PackageManifest extends Manifest
{
	/**
	 * Unique name of the package
	 *
	 * @var    string
	 * @since  3.1
	 */
	public $packagename = '';

/**
	 * Website for the package
	 *
	 * @var    string
	 * @since  3.1
	 */
	public $url = '';

/**
	 * Scriptfile for the package
	 *
	 * @var    string
	 * @since  3.1
	 */
	public $scriptfile = '';

/**
	 * Flag if the package blocks individual child extensions from being uninstalled
	 *
	 * @var    boolean
	 * @since  3.7.0
	 */
	public $blockChildUninstall = false;

/**
	 * Apply manifest data from a \SimpleXMLElement to the object.
	 *
	 * @param   \SimpleXMLElement  $xml  Data to load
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	protected function loadManifestFromData(\SimpleXMLElement $xml)
	{
		$this->name        = (string) $xml->name;
		$this->packagename = (string) $xml->packagename;
		$this->update      = (string) $xml->update;
		$this->authorurl   = (string) $xml->authorUrl;
		$this->author      = (string) $xml->author;
		$this->authoremail = (string) $xml->authorEmail;
		$this->description = (string) $xml->description;
		$this->packager    = (string) $xml->packager;
		$this->packagerurl = (string) $xml->packagerurl;
		$this->scriptfile  = (string) $xml->scriptfile;
		$this->version     = (string) $xml->version;

if (isset($xml->blockChildUninstall))
		{
			$value = (string) $xml->blockChildUninstall;

if ($value === '1' || $value === 'true')
			{
				$this->blockChildUninstall = true;
			}
		}

if (isset($xml->files->file) && count($xml->files->file))
		{
			foreach ($xml->files->file as $file)
			{
				// NOTE: JInstallerExtension doesn't expect a string.
				// DO NOT CAST $file
				$this->filelist[] = new InstallerExtension($file);
			}
		}

// Handle cases where package contains folders
		if (isset($xml->files->folder) && count($xml->files->folder))
		{
			foreach ($xml->files->folder as $folder)
			{
				// NOTE: JInstallerExtension doesn't expect a string.
				// DO NOT CAST $folder
				$this->filelist[] = new InstallerExtension($folder);
			}
		}
	}
}