<?php
/**
 * @package    Joomla.Component.Builder
 *
 * @created    30th April, 2015
 * @author     Llewellyn van der Merwe <http://www.joomlacomponentbuilder.com>
 * @github     Joomla Component Builder <https://github.com/vdm-io/Joomla-Component-Builder>
 * @copyright  Copyright (C) 2015 - 2019 Vast Development Method. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

// No direct access to this file
defined('_JEXEC') or die('Restricted access');
?>
###BOM###

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

use Joomla\CMS\Filesystem\File;
use Joomla\CMS\Filesystem\Folder;
JHTML::_('behavior.modal');

/**
 * Script File of ###Component### Component
 */
class com_###component###InstallerScript
{
	/**
	 * Constructor
	 *
	 * @param   JAdapterInstance  $parent  The object responsible for running this script
	 */
	public function __construct(JAdapterInstance $parent) {}

	/**
	 * Called on installation
	 *
	 * @param   JAdapterInstance  $parent  The object responsible for running this script
	 *
	 * @return  boolean  True on success
	 */
	public function install(JAdapterInstance $parent) {}

	/**
	 * Called on uninstallation
	 *
	 * @param   JAdapterInstance  $parent  The object responsible for running this script
	 */
	public function uninstall(JAdapterInstance $parent)
	{###UNINSTALLSCRIPT###
		// little notice as after service, in case of bad experience with component.
		echo '<h2>Did something go wrong? Are you disappointed?</h2>
		<p>Please let me know at <a href="mailto:###AUTHOREMAIL###">###AUTHOREMAIL###</a>.
		<br />We at ###COMPANYNAME### are committed to building extensions that performs proficiently! You can help us, really!
		<br />Send me your thoughts on improvements that is needed, trust me, I will be very grateful!
		<br />Visit us at <a href="###AUTHORWEBSITE###" target="_blank">###AUTHORWEBSITE###</a> today!</p>';
	}

	/**
	 * Called on update
	 *
	 * @param   JAdapterInstance  $parent  The object responsible for running this script
	 *
	 * @return  boolean  True on success
	 */
	public function update(JAdapterInstance $parent){}

	/**
	 * Called before any type of action
	 *
	 * @param   string  $type  Which action is happening (install|uninstall|discover_install|update)
	 * @param   JAdapterInstance  $parent  The object responsible for running this script
	 *
	 * @return  boolean  True on success
	 */
	public function preflight($type, JAdapterInstance $parent)
	{
		// get application
		$app = JFactory::getApplication();
		// is redundant or so it seems ...hmmm let me know if it works again
		if ($type === 'uninstall')
		{
			return true;
		}
		// the default for both install and update
		$jversion = new JVersion();
		if (!$jversion->isCompatible('3.8.0'))
		{
			$app->enqueueMessage('Please upgrade to at least Joomla! 3.8.0 before continuing!', 'error');
			return false;
		}
		// do any updates needed
		if ($type === 'update')
		{###PREUPDATESCRIPT###
		}
		// do any install needed
		if ($type === 'install')
		{###PREINSTALLSCRIPT###
		}
		// check if the PHPExcel stuff is still around
		if (File::exists(JPATH_ADMINISTRATOR . '/components/com_###component###/helpers/PHPExcel.php'))
		{
			// We need to remove this old PHPExcel folder
			$this->removeFolder(JPATH_ADMINISTRATOR . '/components/com_###component###/helpers/PHPExcel');
			// We need to remove this old PHPExcel file
			File::delete(JPATH_ADMINISTRATOR . '/components/com_###component###/helpers/PHPExcel.php');
		}
		return true;
	}

	/**
	 * Called after any type of action
	 *
	 * @param   string  $type  Which action is happening (install|uninstall|discover_install|update)
	 * @param   JAdapterInstance  $parent  The object responsible for running this script
	 *
	 * @return  boolean  True on success
	 */
	public function postflight($type, JAdapterInstance $parent)
	{
		// get application
		$app = JFactory::getApplication();###MOVEFOLDERSSCRIPT###
		// set the default component settings
		if ($type === 'install')
		{###POSTINSTALLSCRIPT###
		}
		// do any updates needed
		if ($type === 'update')
		{###POSTUPDATESCRIPT###
		}
		return true;
	}

	/**
	 * Remove folders with files
	 * 
	 * @param   string   $dir     The path to folder to remove
	 * @param   boolean  $ignore  The folders and files to ignore and not remove
	 *
	 * @return  boolean   True in all is removed
	 * 
	 */
	protected function removeFolder($dir, $ignore = false)
	{
		if (Folder::exists($dir))
		{
			$it = new RecursiveDirectoryIterator($dir);
			$it = new RecursiveIteratorIterator($it, RecursiveIteratorIterator::CHILD_FIRST);
			// remove ending /
			$dir = rtrim($dir, '/');
			// now loop the files & folders
			foreach ($it as $file)
			{
				if ('.' === $file->getBasename() || '..' ===  $file->getBasename()) continue;
				// set file dir
				$file_dir = $file->getPathname();
				// check if this is a dir or a file
				if ($file->isDir())
				{
					$keeper = false;
					if ($this->checkArray($ignore))
					{
						foreach ($ignore as $keep)
						{
							if (strpos($file_dir, $dir.'/'.$keep) !== false)
							{
								$keeper = true;
							}
						}
					}
					if ($keeper)
					{
						continue;
					}
					Folder::delete($file_dir);
				}
				else
				{
					$keeper = false;
					if ($this->checkArray($ignore))
					{
						foreach ($ignore as $keep)
						{
							if (strpos($file_dir, $dir.'/'.$keep) !== false)
							{
								$keeper = true;
							}
						}
					}
					if ($keeper)
					{
						continue;
					}
					File::delete($file_dir);
				}
			}
			// delete the root folder if not ignore found
			if (!$this->checkArray($ignore))
			{
				return Folder::delete($dir);
			}
			return true;
		}
		return false;
	}

	/**
	 * Check if have an array with a length
	 *
	 * @input	array   The array to check
	 *
	 * @returns bool/int  number of items in array on success
	 */
	protected function checkArray($array, $removeEmptyString = false)
	{
		if (isset($array) && is_array($array) && ($nr = count((array)$array)) > 0)
		{
			// also make sure the empty strings are removed
			if ($removeEmptyString)
			{
				foreach ($array as $key => $string)
				{
					if (empty($string))
					{
						unset($array[$key]);
					}
				}
				return $this->checkArray($array, false);
			}
			return $nr;
		}
		return false;
	}###MOVEFOLDERSMETHOD###
}