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figureslibres.cc/system/src/Grav/Common/Backup/ZipBackup.php
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2018-12-12 07:32:23 +01:00

145 lines
4.0 KiB
PHP

<?php
/**
* @package Grav.Common.Backup
*
* @copyright Copyright (C) 2015 - 2018 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\Backup;
use Grav\Common\Grav;
use Grav\Common\Inflector;
class ZipBackup
{
protected static $ignorePaths = [
'backup',
'cache',
'images',
'logs',
'tmp'
];
protected static $ignoreFolders = [
'.git',
'.svn',
'.hg',
'.idea',
'node_modules'
];
/**
* Backup
*
* @param string|null $destination
* @param callable|null $messager
*
* @return null|string
*/
public static function backup($destination = null, callable $messager = null)
{
if (!$destination) {
$destination = Grav::instance()['locator']->findResource('backup://', true);
if (!$destination) {
throw new \RuntimeException('The backup folder is missing.');
}
}
$name = substr(strip_tags(Grav::instance()['config']->get('site.title', basename(GRAV_ROOT))), 0, 20);
$inflector = new Inflector();
if (is_dir($destination)) {
$date = date('YmdHis', time());
$filename = trim($inflector->hyphenize($name), '-') . '-' . $date . '.zip';
$destination = rtrim($destination, DS) . DS . $filename;
}
$messager && $messager([
'type' => 'message',
'level' => 'info',
'message' => 'Creating new Backup "' . $destination . '"'
]);
$messager && $messager([
'type' => 'message',
'level' => 'info',
'message' => ''
]);
$zip = new \ZipArchive();
$zip->open($destination, \ZipArchive::CREATE);
$max_execution_time = ini_set('max_execution_time', 600);
static::folderToZip(GRAV_ROOT, $zip, strlen(rtrim(GRAV_ROOT, DS) . DS), $messager);
$messager && $messager([
'type' => 'progress',
'percentage' => false,
'complete' => true
]);
$messager && $messager([
'type' => 'message',
'level' => 'info',
'message' => ''
]);
$messager && $messager([
'type' => 'message',
'level' => 'info',
'message' => 'Saving and compressing archive...'
]);
$zip->close();
if ($max_execution_time !== false) {
ini_set('max_execution_time', $max_execution_time);
}
return $destination;
}
/**
* @param $folder
* @param $zipFile
* @param $exclusiveLength
* @param $messager
*/
private static function folderToZip($folder, \ZipArchive $zipFile, $exclusiveLength, callable $messager = null)
{
$handle = opendir($folder);
while (false !== $f = readdir($handle)) {
if ($f !== '.' && $f !== '..') {
$filePath = "$folder/$f";
// Remove prefix from file path before add to zip.
$localPath = substr($filePath, $exclusiveLength);
if (in_array($f, static::$ignoreFolders)) {
continue;
}
if (in_array($localPath, static::$ignorePaths)) {
$zipFile->addEmptyDir($f);
continue;
}
if (is_file($filePath)) {
$zipFile->addFile($filePath, $localPath);
$messager && $messager([
'type' => 'progress',
'percentage' => false,
'complete' => false
]);
} elseif (is_dir($filePath)) {
// Add sub-directory.
$zipFile->addEmptyDir($localPath);
static::folderToZip($filePath, $zipFile, $exclusiveLength, $messager);
}
}
}
closedir($handle);
}
}