Your IP : 216.73.216.55
<?php
/**
* @package admintools
* @copyright Copyright (c)2010-2021 Nicholas K. Dionysopoulos / Akeeba Ltd
* @license GNU General Public License version 3, or later
*/
namespace Akeeba\AdminTools\Admin\Model;
defined('_JEXEC') || die;
use FOF40\Model\Model;
use Joomla\CMS\Client\ClientHelper;
use Joomla\CMS\Client\FtpClient;
use Joomla\CMS\Filesystem\Folder;
use Joomla\CMS\Filesystem\Path;
class CleanTempDirectory extends Model
{
/** @var int Total numbers of folders in this site */
public $totalFolders = 0;
/** @var int Numbers of folders already processed */
public $doneFolders = 0;
/**
* Minimum age (in seconds) of files and folders to delete.
*
* Default: 60 seconds.
*
* @var int
* @since 6.1.0
*/
private $minAge = 60;
/** @var float The time the process started */
private $startTime = null;
/** @var array The folders to process */
private $folderStack = [];
/** @var array The files to process */
private $filesStack = [];
/**
* Scans $root for directories and updates $folderStack
*
* @param string $root The full path of the directory to scan
*/
public function getDirectories($root = null)
{
$jreg = $this->container->platform->getConfig();
$tmpdir = $jreg->get('tmp_path');
$cutoffTime = PHP_INT_MAX;
if (empty($root))
{
$root = $tmpdir;
}
if ($root === $tmpdir)
{
$cutoffTime = time() - $this->minAge;
}
$folders = Folder::folders($root, '.', false, true, []);
if (empty($folders))
{
$folders = [];
}
$this->totalFolders += count($folders);
// Filter folders by date
$folders = array_filter($folders, function ($folder) use ($cutoffTime) {
return (@filemtime($folder) ?: (@filemtime($folder . '/.') ?: 0)) < $cutoffTime;
});
if (count($folders))
{
foreach ($folders as $folder)
{
$this->getDirectories($folder);
$this->getFiles($folder);
$this->folderStack[] = $folder;
}
}
}
/**
* Scans $root for files and updates $filesStack
*
* @param string $root The full path of the directory to scan
*/
public function getFiles($root = null)
{
$jreg = $this->container->platform->getConfig();
$tmpdir = $jreg->get('tmp_path');
$cutoffTime = PHP_INT_MAX;
if (empty($root))
{
$root = $tmpdir;
}
if ($root === $tmpdir)
{
$cutoffTime = time() - $this->minAge;
}
if (empty($root))
{
return;
}
$root = rtrim($root, '/');
$tmpdir = rtrim($tmpdir, '/');
$files = Folder::files($root, '.', false, true, [], [], true);
if (empty($files))
{
$files = [];
}
// Filter files by modified date
$files = array_filter($files, function ($file) use ($cutoffTime) {
return (@filemtime($file) ?: 0) < $cutoffTime;
});
if ($root == $tmpdir)
{
foreach ($files as $file)
{
if (in_array(basename($file), ['index.html', 'index.htm', '.htaccess', 'web.config']))
{
continue;
}
$this->filesStack[] = $file;
}
}
else
{
$this->filesStack = array_merge($this->filesStack, $files);
}
$this->totalFolders += count($files);
}
public function startScanning()
{
$this->resetStack();
$this->resetTimer();
$this->getDirectories();
$this->getFiles();
if (empty($this->folderStack))
{
$this->folderStack = [];
}
if (empty($this->filesStack))
{
$this->filesStack = [];
}
asort($this->folderStack);
asort($this->filesStack);
$this->saveStack();
if (!$this->haveEnoughTime())
{
return true;
}
return $this->run(false);
}
public function run($resetTimer = true)
{
if ($resetTimer)
{
$this->resetTimer();
}
$this->loadStack();
$result = true;
while ($result && $this->haveEnoughTime())
{
$result = $this->RealRun();
}
$this->saveStack();
return $result;
}
/**
* Starts or resets the internal timer
*/
private function resetTimer()
{
$this->startTime = microtime(true);
}
/**
* Makes sure that no more than 3 seconds since the start of the timer have
* elapsed
*
* @return bool
*/
private function haveEnoughTime()
{
$now = microtime(true);
$elapsed = abs($now - $this->startTime);
return $elapsed < 2;
}
/**
* Saves the file/folder stack in the session
*/
private function saveStack()
{
$stack = [
'folders' => $this->folderStack,
'files' => $this->filesStack,
'total' => $this->totalFolders,
'done' => $this->doneFolders,
];
$stack = json_encode($stack);
if (function_exists('base64_encode') && function_exists('base64_decode'))
{
if (function_exists('gzdeflate') && function_exists('gzinflate'))
{
$stack = gzdeflate($stack, 9);
}
$stack = base64_encode($stack);
}
$this->container->platform->setSessionVar('cleantmp_stack', $stack, 'admintools');
}
/**
* Resets the file/folder stack saved in the session
*/
private function resetStack()
{
$this->container->platform->setSessionVar('cleantmp_stack', '', 'admintools');
$this->folderStack = [];
$this->filesStack = [];
$this->totalFolders = 0;
$this->doneFolders = 0;
}
/**
* Loads the file/folder stack from the session
*/
private function loadStack()
{
$stack = $this->container->platform->getSessionVar('cleantmp_stack', '', 'admintools');
if (empty($stack))
{
$this->folderStack = [];
$this->filesStack = [];
$this->totalFolders = 0;
$this->doneFolders = 0;
return;
}
if (function_exists('base64_encode') && function_exists('base64_decode'))
{
$stack = base64_decode($stack);
if (function_exists('gzdeflate') && function_exists('gzinflate'))
{
$stack = gzinflate($stack);
}
}
$stack = json_decode($stack, true);
$this->folderStack = $stack['folders'];
$this->filesStack = $stack['files'];
$this->totalFolders = $stack['total'];
$this->doneFolders = $stack['done'];
}
private function deletePath($path)
{
// Initialize variables
$ftpOptions = ClientHelper::getCredentials('ftp');
// Check to make sure the path valid and clean
$n_path = @realpath($path);
$path = empty($n_path) ? $path : $n_path;
if ($ftpOptions['enabled'] == 1)
{
// Connect the FTP client
$ftp = FtpClient::getInstance(
$ftpOptions['host'], $ftpOptions['port'], [],
$ftpOptions['user'], $ftpOptions['pass']
);
}
if (@unlink($path))
{
$ret = true;
}
elseif (@rmdir($path))
{
$ret = true;
}
elseif ($ftpOptions['enabled'] == 1)
{
if (substr($path, 0, strlen(JPATH_ROOT)) !== JPATH_ROOT)
{
return false;
}
// Translate path and delete
$path = Path::clean(str_replace(JPATH_ROOT, $ftpOptions['root'], $path), '/');
// FTP connector throws an error
$ret = $ftp->delete($path);
}
else
{
return false;
}
return $ret;
}
private function RealRun()
{
if (!empty($this->filesStack))
{
while (!empty($this->filesStack) && $this->haveEnoughTime())
{
$file = array_pop($this->filesStack);
$this->doneFolders++;
$this->deletePath($file);
}
}
if (empty($this->filesStack) && !empty($this->folderStack))
{
while (!empty($this->folderStack) && $this->haveEnoughTime())
{
$folder = array_pop($this->folderStack);
$this->doneFolders++;
$this->deletePath($folder);
}
}
if (empty($this->filesStack) && empty($this->folderStack))
{
// Just finished
$this->resetStack();
return false;
}
// If we have more folders or files, continue in the next step
return true;
}
}