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<?php
namespace WPIDE\App\Helpers;
use WPIDE\App\AppConfig;
use WPIDE\App\Services\Storage\LocalFileSystem;
use WPIDE\App\Utils\Exception;
use const WPIDE\Constants\BACKUPS_DIR;
use const WPIDE\Constants\BACKUPS_TODAY_DIR;
use const WPIDE\Constants\WP_PATH;
class FileBackup
{
public static function init() {
EmptyDir::create(BACKUPS_DIR);
EmptyDir::create(BACKUPS_TODAY_DIR);
self::cleanDirs();
}
/**
* @throws \Exception
*/
public static function backup($item, $newContent, $root = false): bool
{
$dir = $item->dir;
$path = $item->path;
$name = $item->name;
$root_dir = $root ? '/' : LocalFileSystem::getRootDir();
$storage = LocalFileSystem::load($root_dir);
$oldStream = $storage->readStream($path);
if ($oldStream['stream']) {
$backupStorage = LocalFileSystem::load(BACKUPS_TODAY_DIR);
$originalFileDir = wp_normalize_path(WP_PATH . $root_dir . '/'. ltrim($dir, '/'));
$originalFileDir = str_replace(wp_normalize_path(WP_PATH), "", $originalFileDir);
$backupFilePath = BACKUPS_TODAY_DIR . "/" .$originalFileDir;
$ext = '.'.pathinfo($name, PATHINFO_EXTENSION);
if (!is_dir($backupFilePath)) {
wp_mkdir_p($backupFilePath);
}
if(!$backupStorage->storeStream($originalFileDir, $name, $oldStream['stream'], true)) {
return false;
}
if(!$backupStorage->storeStreamFromContent($originalFileDir, str_replace($ext, "_modified_" . $ext, $name), $newContent, true)) {
return false;
}
return true;
}
return false;
}
public static function exists($file): bool
{
$backup_file = WPIDE_Error_Handler::findBackupFile($file);
return !empty($backup_file);
}
public static function restore($file) {
$backup_file = WPIDE_Error_Handler::findBackupFile($file);
return WPIDE_Error_Handler::recoverFile($file, $backup_file);
}
protected static function cleanDirs() {
$backup = LocalFileSystem::load(BACKUPS_DIR);
try {
$collection = $backup->getDirectoryCollection('/');
$backups_max_days = AppConfig::get('file.backups_max_days', 5);
$today = date_create_from_format('Y-m-d', date('Y-m-d'));
$oldBackupFolders = $collection->filter(function($item) use($today, $backups_max_days) {
if($item['type'] === 'dir') {
$folderDate = date_create_from_format('Y-m-d', $item['name']);
if(!empty($folderDate)) {
$days = intval(date_diff($folderDate, $today)->format('%a'));
return $days >= $backups_max_days;
}
return true;
}
return false;
})->map(function($item) {
return $item['path'];
})->all();
foreach($oldBackupFolders as $folder) {
$backup->deleteDir($folder);
}
} catch (\Exception $e) {}
}
}