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Duplicator.module
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Duplicator.module
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<?php
namespace ProcessWire;
/*
* Contributors:
* - Szabesz (@szabeszg)
* - Stan Lindsey (@stanlindsey)
* - Adrian Jones (@adrianbj)
* - A. Tofahrn (@autofahrn)
* - Jonathan Nessier (@jnessier)
* - Steve (@netcarver)
* The ProcessWire community 💙
*/
require_once __DIR__ . DIRECTORY_SEPARATOR . 'Classes/DupUtil.php';
require_once __DIR__ . DIRECTORY_SEPARATOR . 'Classes/DupLogs.php';
require_once __DIR__ . DIRECTORY_SEPARATOR . 'Classes/BackupDatabase.php';
class DupZipLog
{ //ATO: Utility class to implement some logging into a file per ZIP
public $fLog = null;
public $startTime = 0;
public $logLevel = 0;
public $excludeNames = [];
public $excludeRegEx = [];
public $excludeExtension = [];
public function log($str)
{
if ($this->fLog) {
fwrite($this->fLog, sprintf("%.1fs: %s\n", microtime(true) - $this->startTime, $str));
}
}
public function verbose($str)
{
if ($this->logLevel > 1) {
$this->log($str);
}
}
public function __construct($logFilename, $logLevel = 1)
{
$this->logLevel = $logLevel;
$logName = $logFilename; // $this->getPath() . basename($zipFilename) . '.log';
if ($this->logLevel > 0) {
$this->fLog = fopen($logName, 'w');
$this->startTime = microtime(true);
$this->log("Logging {$logName}\n");
}
}
public function __destruct()
{
if ($this->fLog) {
fwrite($this->fLog, sprintf("Done in %.2fs\n", microtime(true) - $this->startTime));
fclose($this->fLog);
}
}
public function setExcludes($Excludes, $Extensions)
{
$exts = array();
foreach ($Excludes as $excl) {
$excl = trim($excl);
if (preg_match('/(\%[^%]+\%)\s*(#\s*(.*))?$/', $excl, $m) === 1) {
$this->excludeRegEx[] = $m[1];
}
// $m[3] would be comment...
else if (strpos($excl, '*.') === 0) {
$exts[] = substr($excl, 2);
} else {
$this->excludeNames[] = rtrim($excl, '/');
}
}
foreach ($Extensions as $ext) {
$exts[] = $ext;
}
$this->excludeExtension = array_map("strtolower", $exts);
if ($this->logLevel > 1) {
$this->log("Exclude Names: " . print_r($this->excludeNames, true));
$this->log("Exclude Extension: " . print_r($this->excludeExtension, true));
$this->log("Exclude RegExp: " . print_r($this->excludeRegEx, true));
}
}
public function isExcluded($name)
{
if (($ext = pathinfo($name, PATHINFO_EXTENSION)) && in_array(strtolower($ext), $this->excludeExtension)) {
$this->verbose("Exclude Extension: {$name}");
return (true);
}
if (in_array($name, $this->excludeNames)
// || in_array(rtrim($name, '/'), $this->excludeNames)
) {
$this->verbose("Exclude Name: {$name}");
return (true);
}
$bRegMatch = false;
foreach ($this->excludeRegEx as $rx) {
if (preg_match($rx, $name, $m) === 1) {
$this->verbose("Exclude: {$name} matches {$rx}");
return (true);
}
}
return (false);
}
}
class Duplicator extends WireData implements Module, ConfigurableModule
{
const DUP_APPLICATION_NAME = 'Duplicator';
const DUP_MODULE_VERSION = '1.4.27';
const DUP_MIN_VERSION = '3.0.34'; // tested - if you have a lower version please test it and report back your result! thanks
const DUP_LOG_FILENAME = 'duplicator';
const DUP_SITE_FOLDER = 'site';
const DUP_DEFAULT_LOCAL_FOLDER = 'backups';
const DUP_TEMP_FOLDER = 'duplicator-temp';
const DUP_PACKAGE_EXTENSION = 'package2.zip';
const DUP_PACKAGE_EXTENSION_SHORT = 'package2';
const DUP_PACKAGE_MIME_TYPE = 'application/zip';
const DUP_TIMESTAMP_FORMAT = 'Y-m-d_H-i-s';
const DUP_WIRETEMP_MAX_TIME = 10 * 60; //ATO: Increased to 10min
// const DUP_ZIP_FLUSH_MBYTES = 200; //ATO: Flush ZIP after quantity of MBytes
const DUP_ZIP_LOGLEVEL = 2; //ATO: 0:No Logging, otherwise write logfile into output directory 1:Only errors, 2:Verbose info
const DUP_MAX_PACKAGES = 100;
const DUP_PHP_MAX_MEMORY = 512;
const DUP_DB_MAX_TIME = 5000;
const DUP_PHP_EXECUTION_TIME = 300;
const DUP_ZIP_FLUSH_TRIGGER = 1000;
protected static $_data;
public static function getModuleInfo()
{
$package = json_decode(file_get_contents(__DIR__ . "/package.json"));
return array(
'title' => 'Duplicator',
'version' => $package->version,
'summary' => '🧬 Duplicate, backup and transfer an entire site from one location to another.',
'author' => 'flydev',
'href' => 'https://processwire.com/talk/topic/15345-duplicator-backup-and-move-sites/',
'singular' => true,
'autoload' => function () {
$class = str_replace('ProcessWire\\', '', __CLASS__);
return ((wire('input')->get->name === $class) !== false && wire('page')->template == 'admin');
},
'icon' => 'clone',
'installs' => 'ProcessDuplicator',
);
}
protected static function getDefaultData()
{
return array(
'path' => '',
'defaultPath' => '',
'ignoredPath' => '',
'backups' => 1,
'backupSessions' => 1,
'backupVariants' => 1, //ATO: Image Variants
'packageName' => '',
'cycle' => 'everyHour',
'deadline' => 'never',
// max number of packages (locally or cloud stored packages)
'maxPackages' => self::DUP_MAX_PACKAGES,
'removeBackups' => 1,
// Advanced options
'backup_mode' => 'MODE_PWAPI',
'chmodPermission' => '0700',
'archiveFlush' => 0,
'zip_flush_mbytes' => 0,
// CRON mode
'cronMode' => 'none',
// storage mode
'useLocalFolder' => 1,
'orphanedLogs' => 1,
'useFTP' => 0,
'useDropbox' => 0,
'useGoogleDrive' => 0,
'useAmazonS3' => 0,
// FTP
'ftpHostname' => '',
'ftpPort' => '',
'ftpUsername' => '',
'ftpPassword' => '',
'ftpDirectory' => '',
'ftpTimeout' => '',
'ftpSSL' => 0,
'ftpPassive' => 1,
// Dropbox
'dropboxAccessToken' => '',
'dropboxAppKey' => '',
'dropboxAppSecret' => '',
// Google
'googleKeyFile' => '',
'shareWithEmail' => '',
// Amazon
'awsAccessKey' => '',
'awsSecretKey' => '',
'awsBucketName' => '',
'awsSubDir' => '',
'awsRegion' => '',
);
}
/*
* constructor
*/
public function __construct()
{
$data = $this->wire('modules')->getConfig($this->className);
$data = array_merge(self::getDefaultData(), $data);
foreach ($data as $key => $value) {
$this->$key = $value;
}
self::$_data = $this;
$this->moduleDir = $this->config->paths->siteModules . $this->className;
$this->config->styles->add($this->config->urls->{$this->className} . "{$this->className}.css");
$this->config->scripts->add($this->config->urls->{$this->className} . "Assets/lib/baffle.min.js");
$this->config->scripts->add($this->config->urls->{$this->className} . "{$this->className}.js");
$this->defaultPath = wire('config')->paths->assets . self::DUP_DEFAULT_LOCAL_FOLDER;
if (!is_dir($this->defaultPath) && empty($this->path)) {
wireMkdir($this->defaultPath);
}
$this->ignoredPath = wire('config')->paths->assets . self::DUP_DEFAULT_LOCAL_FOLDER;
$this->maxPackages = ($this->maxPackages && $this->maxPackages <= self::DUP_MAX_PACKAGES) ? $this->maxPackages : self::DUP_MAX_PACKAGES;
}
/*
* module init
*/
public function init()
{
$this->addHookAfter('Page::render', $this, 'styles');
if (wire('input') && wire('input')->get('name') == __CLASS__) {
$root = $this->config->urls->siteModules . __CLASS__;
$this->config->styles->prepend($root . '/' . __CLASS__ . '.css');
$this->config->scripts->add($root . '/' . __CLASS__ . '.js');
}
if ($this->useFTP) {
require_once __DIR__ . '/Classes/FTPClient.php';
}
$file = __DIR__ . '/SDKs/dropbox/autoload.php';
if (file_exists($file)) {
require_once /*NoCompile*/ $file;
require_once __DIR__ . '/Classes/ClientDropbox.php';
} elseif (class_exists('\Kunnu\Dropbox\DropboxApp')) {
require_once __DIR__ . '/Classes/ClientDropbox.php';
}
$file = __DIR__ . '/SDKs/google-api-php-client-2.2.0/src/Google/autoload.php';
if (file_exists($file)) {
require_once /*NoCompile*/ $file;
require_once __DIR__ . '/Classes/ClientGoogleDrive.php';
} elseif (class_exists('\Google_Client')) {
require_once __DIR__ . '/Classes/ClientGoogleDrive.php';
}
$file = __DIR__ . '/SDKs/aws/aws-autoloader.php';
if (file_exists($file)) {
require_once /*NoCompile*/ $file;
require_once __DIR__ . '/Classes/ClientAmazonS3.php';
} elseif (class_exists('\Aws\S3\S3Client')) {
require_once __DIR__ . '/Classes/ClientAmazonS3.php';
}
if (empty($this->path)) {
$this->path = $this->defaultPath;
} else if (substr($this->path, 0, 2) == '~/') { //ATO: Expand leading ~/ to $config->paths->root
$this->path = wire('config')->paths->root . substr($this->path, 2);
}
if (!is_dir($this->path) && !empty($this->path)) {
wireMkdir($this->path);
}
if (empty($this->packageName)) {
$this->packageName = str_replace(['-', ':'], '_', $this->config->httpHost);
}
$action = $this->sanitizer->text($this->input->get->action, array('maxLength' => 20));
switch ($action) {
case 'backup_now': {
$e = new HookEvent();
$result = $this->cronJob($e);
//$this->session->redirect($this->config->urls->admin . 'module/edit?name=' . $this->className . '&collapse_info=1');
break;
}
case 'clean_packages':
DUP_Util::clean($this->path, 0);
break;
case 'none':
break;
case 'warning': {
if (!empty($this->input->get->msg)) {
$this->warning(($this->sanitizer->text($this->input->get->msg)));
}
break;
}
case 'error': {
$this->error(($this->sanitizer->text($this->input->get->msg)));
break;
}
case 'view_listing':
echo $this->renderModalPackagesFound();
break;
default:
break;
}
switch ($this->cronMode) {
case 'LazyCron':
if (!$this->modules->isInstalled('LazyCron')) {
$this->warning('You must install the core module LazyCron .');
} else {
if ($this->cycle == 'logoutTrigger') {
$this->addHookBefore("Session::logout", function () {
if (!$this->wire('user')->hasPermission('duplicator')) {
return;
}
$e = new HookEvent();
$this->cronJob($e);
});
} elseif ($this->cycle == 'submitTrigger') {
$this->addHookBefore("InputfieldSubmit::processInput", function (HookEvent $event) {
if (!$this->wire('user')->hasPermission('duplicator')) {
return;
}
$e = new HookEvent();
$this->cronJob($e);
});
} elseif ($this->cycle) {
$this->addHook("LazyCron::{$this->cycle}", $this, 'cronJob');
}
}
break;
case 'PWCron':
if (!$this->modules->isInstalled('PwCron')) {
$this->warning("You must install the module PWCron. Please read the duplicator's readme");
} else {
$this->addHook('PwCron::cronHook', $this, 'cronJob');
}
break;
case 'none':
default:
break;
}
}
/*
* module ready
*/
public function ready()
{
}
/*
* module install
*/
public function ___install()
{
if (version_compare($this->config->version, self::DUP_MIN_VERSION, '<')) {
throw new WireException("This module requires ProcessWire " . self::DUP_MIN_VERSION . " or newer.");
}
}
/*
* module uninstall
*/
public function ___uninstall()
{
$path = str_replace($this->config->paths->root, '/', $this->path);
$this->warning("Please note that packages files in {$path} remain. You may remove them manually.");
}
public static function getPath()
{
return self::$_data['path'];
}
/*
* build a ZIP file containing the ProcessWire structure
* return the ZIP file
*/
protected function buildProcessWireBackup($options = array())
{
$defaultOptions = array(
//ATO: Generate ZIP in final folder and name it package2.zip
'filename' => DUP_Util::formatFilename($this->packageName, 'package2.zip'),
'folder' => $this->path . '/',
'exclude' => array(),
'extension' => array(),
'allowHidden' => true,
);
$options = array_merge($options, $defaultOptions);
$root = wire('config')->paths->root;
$excludeRoot = '/';
$assetsPath = $excludeRoot . self::DUP_SITE_FOLDER . '/' . basename(wire('config')->paths->assets) . '/';
array_push($options['exclude'], $assetsPath . 'cache' . '/' . 'WireTempDir');
if ($this->backupWire) {
array_push($options['exclude'], '/wire');
}
if ($this->backups) {
array_push($options['exclude'], $assetsPath . 'backups');
}
if ($this->backupLogs) {
array_push($options['exclude'], $assetsPath . 'logs');
}
if ($this->backupCache) {
array_push($options['exclude'], $assetsPath . 'cache');
}
if ($this->backupSessions) {
array_push($options['exclude'], $assetsPath . 'sessions');
}
if ($this->backupVariants) {
array_push($options['exclude'], '%\.\d+x\d+\.[^/]+$%');
}
//ATO: Image Variants created by PW
if ($this->backupFiles) {
array_push($options['exclude'], $assetsPath . 'files');
}
$excluded = preg_split('/\r\n|[\r\n]/', $this->ignoredPath);
$options['exclude'] = array_merge($options['exclude'], $excluded);
foreach ($this->ignoredExtensions as $ignoredExtension) {
$validExt = substr(strchr($ignoredExtension, '.'), 1);
if (!empty($validExt)) {
array_push($options['extension'], $validExt);
}
}
if (!is_dir($options['folder']) || !is_writable($options['folder'])) {
DUP_Logs::log('- could not create temporary directory: ' . $options['folder']);
return false;
}
$fileinfo['zipfile'] = $options['folder'] . $options['filename'];
$fileinfo['zipname'] = basename($fileinfo['zipfile']);
$zipinfo = $this->zipData2($fileinfo['zipfile'], $root, $options); //ATO: Use reworked implementation
$fileinfo['structure'] = $zipinfo['zipfile'];
if (!file_exists($fileinfo['structure'])) {
DUP_Logs::log("- an error occured while building the ProcessWire structure: " . $fileinfo['zipfile'] . " root: " . $root . " " . print_r($options, true));
return false;
}
return $zipinfo;
}
/*
* backup the database
* return the ZIP file containing the SQL file
*/
protected function buildDatabaseBackup(array $options = array())
{
$defaultOptions = array(
'path' => wireTempDir(self::DUP_TEMP_FOLDER),
'backup' => array(
'filename' => DUP_Util::formatFilename(wire('config')->dbName, 'sql'),
'description' => '', //$this->backupFileinfo(),
'maxSeconds' => self::DUP_WIRETEMP_MAX_TIME,
),
'chmodPermission' => $this->chmodPermission
);
$options = array_merge($options, $defaultOptions);
$dbBackup = new BackupDatabase($options);
$zipobj = $dbBackup->setDatabase($this->database)->setMode($this->backup_mode);
$zipfile = $zipobj->getZip();
if (file_exists($zipfile)) {
$fileinfo['zipfile'] = $zipfile;
$fileinfo['zipname'] = basename($zipfile);
$fileinfo['sqlsize'] = $zipobj->getSize();
return $fileinfo;
}
return false;
}
/*
* build the package
* return a ZIP file containing the database and ProcessWire stucture zipped files
* TODO: better management for future use in deployment
*/
protected function buildPackage(array $options = array())
{
DUP_Util::timer('build');
$defaultOptions = array(
'filename' => DUP_Util::formatFilename(str_replace('-', '_', $this->packageName), 'package.zip'),
'path' => $this->path,
);
$options = array_merge($options, $defaultOptions);
$packageInfos = array();
try {
$dbbackup = $this->buildDatabaseBackup();
if ($dbbackup == false) {
DUP_Logs::log("- an error occured during database backup.");
return false;
}
$packageInfos['db'] = $dbbackup;
$pwbackup = $this->buildProcessWireBackup();
if ($pwbackup == false) {
DUP_Logs::log("- an error occured during package build.");
return false;
}
$packageInfos['pw'] = $pwbackup;
if (true) //ATO: Add SQL ZIP to archive
{
$zip = new \ZipArchive();
if ($zip->open($pwbackup['zipfile']) !== true) {
throw new WireException("Unable to open ZIP: {$pwbackup['zipfile']}");
}
$zip->addFile($dbbackup['zipfile'], basename($dbbackup['zipfile']));
$zip->close();
$zipfile = $pwbackup['zipfile']; //ATO: Fix to properly return new archive
DUP_Util::deleteFile($dbbackup['zipfile']);
} else {
$files = array(
$packageInfos['db']['zipfile'],
$packageInfos['pw']['zipfile'],
);
$zipfile = $options['path'] . DS . $options['filename'];
$result = wireZipFile($zipfile, $files);
foreach ($files as $file) {
DUP_Util::deleteFile($file);
}
foreach ($result['errors'] as $error) {
DUP_Logs::log("ZIP add failed: $error");
}
}
if (file_exists($zipfile)) {
$package['zipfile'] = $zipfile;
$package['size'] = filesize($zipfile);
$package['info'] = $packageInfos;
//$fp = fopen($options['path'] . DS . $options['filename'] . '.json', 'w');
//fwrite($fp, json_encode($package));
//fclose($fp);
DUP_Logs::log("- package built successfully in " . DUP_Util::timer('build') . "sec");
return $package;
} else {
DUP_Logs::log("- package build failed, {$zipfile} doesn't exist");
return false;
}
} catch (\Exception $ex) {
DUP_Logs::log($ex->getMessage());
}
return false;
}
/*
* call this function from a cron tool to launch the backup task
*/
public function ___cronJob()
{
if (!$this->useLocalFolder && !$this->useDropbox && !$this->useGoogleDrive && !$this->useAmazonS3 && !$this->useFTP) {
return false;
}
DUP_Util::timer('job');
//ignore_user_abort(true);
DUP_Util::setMemoryLimit(self::DUP_PHP_MAX_MEMORY);
DUP_Util::setMaxExecutionTime(self::DUP_PHP_EXECUTION_TIME);
$package = $this->buildPackage();
if (is_array($package) && $package['zipfile'] !== null) {
$packageName = basename($package['zipfile']);
if ($this->useLocalFolder) {
if (file_exists($package['zipfile'])) {
DUP_Logs::log("- package saved in local folder: $packageName", 'message');
} else {
DUP_Logs::log("An error occured.");
}
}
if ($this->useFTP) {
try {
$ftp = new FTPClient();
$ftp->setHost($this->ftpHostname);
$ftp->setPort(empty($this->ftpPort) ? 21 : $this->ftpPort);
$ftp->setUser($this->ftpUsername);
$ftp->setPassword($this->ftpPassword);
$ftp->setTimeout(empty($this->ftpTimeout) ? 90 : $this->ftpTimeout);
($this->ftpSSL == true) ? $ftp->ssl_connect() : $ftp->connect();
$ftp->login();
$ftp->pasv($this->ftpPassive);
$ftp->setPath($this->ftpDirectory);
$ftp->upload(basename($package['zipfile']), $package['zipfile'], $this->ftpDirectory);
$ftp->deleteOldBackups($this->maxPackages, $this->deadline);
$ftp->disconnect();
DUP_Logs::log("- [FTP] package uploaded successfully: $packageName", 'message');
} catch (FTPClientException $ex) {
if (@is_resource($ftp)) {
$ftp->disconnect();
}
DUP_Logs::log("[FTP] error: " . $ex->getMessage(), 'error');
}
}
if ($this->useDropbox) {
try {
if (!class_exists('\Kunnu\Dropbox\DropboxClient')) {
throw new WireException("Dropbox SDK not installed.");
}
$dropbox = new \DropboxClient();
$dropbox->setAccessToken($this->dropboxAccessToken);
$dropbox->setIdentifier("Duplicator/1");
$dropbox->setFolder(self::DUP_APPLICATION_NAME);
$dropbox->setQuery(self::DUP_PACKAGE_EXTENSION);
$dropbox->setMimeType(self::DUP_PACKAGE_MIME_TYPE);
$dropbox->setMaxPackages($this->maxPackages);
if ($dropbox->upload($package['zipfile'])) {
DUP_Logs::log("[Dropbox] package uploaded successfully: $packageName");
} else {
throw new \DropBoxClientException("An error occured while uploading the package: {$packageName}");
}
$dropbox->deleteOldBackups($this->maxPackages, $this->deadline);
} catch (\Exception $ex) {
DUP_Logs::log("[Dropbox] error: " . $ex->getMessage(), 'error');
}
}
if ($this->useGoogleDrive) {
try {
if (!class_exists('\Google_Client')) {
throw new WireException("GoogleDrive SDK not installed.");
}
$google = new GoogleDriveClient();
$google->setTempFolder(self::DUP_TEMP_FOLDER);
$google->setAppName(self::DUP_APPLICATION_NAME);
$google->setGoogleKeyFile($this->googleKeyFile);
$google->setShareWithEmail($this->shareWithEmail);
$google->setMaxPackages($this->maxPackages);
$google->connect();
$google->upload($package['zipfile']);
$files = $google->getPackages(self::DUP_PACKAGE_EXTENSION, self::DUP_PACKAGE_MIME_TYPE, $this->deadline);
if (is_array($files) && count($files)) {
$google->deleteFiles($files);
}
} catch (\Exception $ex) {
DUP_Logs::log("- [GoogleDrive] error: " . $ex->getMessage(), 'error');
}
}
if ($this->useAmazonS3) {
try {
if (!class_exists('\Aws\S3\S3Client')) {
throw new WireException("AmazonS3 SDK not installed.");
}
$amazonaws = new \AmazonS3Client();
$amazonaws->setAccessKey($this->awsAccessKey);
$amazonaws->setSecretKey($this->awsSecretKey);
$amazonaws->setRegion($this->awsRegion);
$amazonaws->setBucket($this->awsBucketName);
$buckets = $amazonaws->getBuckets();
$bucketExist = false;
foreach ($buckets as $bucket) {
if (strcmp($bucket, $this->awsBucketName) === 0) {
$bucketExist = true;
break;
}
}
if (!$bucketExist) {
$amazonaws->createBucket($this->awsBucketName);
}
$amazonaws->upload($package['zipfile'], $packageName, $this->awsSubDir);
//if($url === null) throw new AmazonS3ClientException("AmazonS3: An error occured while uploading package <{$packageName}>");
$amazonaws->deleteOldBackups($this->maxPackages, $this->deadline);
} catch (\AmazonS3ClientException $ex) {
DUP_Logs::log("[AmazonS3] error: " . $ex->getMessage(), 'warning');
}
}
if (!empty($this->deadline) || $this->maxPackages <= DUP_Util::getTotalPackages(self::$_data->path, self::DUP_PACKAGE_EXTENSION) && DUP_Util::getTotalPackages(self::$_data->path, self::DUP_PACKAGE_EXTENSION) != 0) {
/// decide if we should clean orphaned log files
$cleanOrphanedLogFiles = ($this->useLocalFolder == true && $this->orphanedLogs == 1) ? true : false;
// log a message if `useLocalFolder` is true, but `orphanedLogs` is false
if ($this->useLocalFolder == true && !$cleanOrphanedLogFiles) {
DUP_Logs::log("- orphaned log files not cleaned (disabled by settings)");
}
$removed = count(DUP_Util::clean(self::$_data->path, $this->maxPackages, strtotime("-{$this->deadline}"), $cleanOrphanedLogFiles));
if ($removed > 0) {
DUP_Logs::log(sprintf("- deleted %d local package%s", $removed, ($removed > 1) ? 's' : ''));
}
}
if ($this->removeBackups && !$this->useLocalFolder) {
if ($this->useAmazonS3) {
// fix: https://github.com/aws/aws-sdk-php/issues/841
// garbage collector's buffer filled, force cycles
gc_collect_cycles();
}
DUP_Util::deleteFile($package['zipfile']);
}
} else {
DUP_Logs::log("- package build failed.");
return null;
}
DUP_Logs::log("- job finished in " . DUP_Util::timer('job') . "sec");
return true;
}
//ATO: Optimized, non-recursive archiver
/**
* zipData2 - Archive directory tree into a ZIP
* This implementation starts from a root directory and operates on an
* array of pending directories.
* Per iteration the first entry is shifted out of the array and processes
* its directory. Each entry is checked against the exclusion lists and
* either unshifted into the array, in case it is a directory, or archived
* into the ZIP.
* Iteration ends when the array is empty.
* To avoid lengthy operation on ZipArchive::close, the archive is flushed
* after some 100MBytes.
*
*/
public function zipData2($zipfile, $rootDirectory, array $options = array())
{
wire('log')->message($zipfile);
if (!is_string($zipfile)) {
throw new WireException("Invalid zipfile argument");
}
if (!class_exists('\ZipArchive')) {
throw new WireException("PHP's ZipArchive class does not exist");
}
$zippath = dirname($zipfile);
if (!is_dir($zippath)) {
throw new WireException("Path for ZIP file ($zippath) does not exist");
}
if (!is_writable($zippath)) {
throw new WireException("Path for ZIP file ($zippath) is not writable");
}
if (!is_dir($rootDirectory)) {
throw new WireException("Invalid Root Directory {$rootDirectory} to add to ZIP file $zipfile");
}
if (is_file($zipfile) && $options['overwrite'] && !unlink($zipfile)) {
throw new WireException("Unable to overwrite $zipfile");
}
if (!is_array($options['exclude'])) {
$options['exclude'] = array($options['exclude']);
}
$options = array_merge([
'allowHidden' => true,
'allowEmptyDirs' => true,
'overwrite' => false,
'maxDepth' => 0,
// 'exclude' => array(), // files or dirs to exclude
// 'dir' => '',
// 'zip' => null, // internal use: holds ZipArchive instance for recursive use
], $options);
$zip = new \ZipArchive();
if ($zip->open($zipfile, \ZipArchive::CREATE) !== true) {
throw new WireException("Unable to create ZIP: $zipfile");
}
$zipLog = new DupZipLog($this->getPath() . '/' . basename($zipfile) . '.log', self::DUP_ZIP_LOGLEVEL);
if (isset($options['allowHidden'])) {
$allowHidden = $options['allowHidden'];
if (!is_array($allowHidden)) {
$allowHidden = [$allowHidden];
}
} else {
$allowHidden = [];
}
$zipLog->setExcludes($options['exclude'], $options['extension']);
$ret = ['files' => [], 'errors' => []];
$totalFiles = 0;
$totalDirectories = 0;
$totalBytes = 0;
$fragmentBytes = 0;
$extSizes = [];
$rootDirectory = rtrim($rootDirectory, '/'); // Ensure its NOT terminated
$dirsToProcess = ['/']; // Start at root
set_time_limit(300); // Try to allow longer execution time
while ($thisDir = array_shift($dirsToProcess)) { // Process first entry in array
$fullPath = $rootDirectory . $thisDir;
if (!is_dir($fullPath)) { // Something went badly wrong!
$zipLog->log("NOT A DIRECTORY: {$fullPath}");
continue;
}
$totalDirectories += 1;
$zipLog->verbose("DIR: {$fullPath}");
$dirFiles = []; // Collect files from this directory
if (($dh = opendir($fullPath)) !== false) {
while (($de = readdir($dh)) !== false) {
if ($de[0] == '.') // Something special?
{
// Check for allowed hidden files
if (($de == '.') || ($de == '..')) // NEVER!
{
continue;
}
if (!in_array($de, $allowHidden)) {
$zipLog->verbose("HIDDEN: {$thisDir}{$de}");
continue;
}
}
$filePath = $fullPath . $de;
if ($zipLog->isExcluded($thisDir . $de)) {
continue;
}
if (is_dir($filePath)) {
// $zipLog->log("PUSH: ".$thisDir . $de . '/');
array_unshift($dirsToProcess, $thisDir . $de . '/'); // Insert new directories at the head
} else if (file_exists($filePath)) {
// $zipLog->log("PREP: {$de}");
$dirFiles[] = $de;
} else {
// ERROR
$zipLog->log("MISSING: {$filePath}");
}
}
closedir($dh);
$relPath = substr($thisDir, 1);
if (count($dirFiles) > 0) {
$zip->addEmptyDir($relPath);
foreach ($dirFiles as $file) {
$filePath = $fullPath . $file;
if (
file_exists($filePath)
&& $zip->addFile($filePath, $relPath . $file)
) {
$ret['files'][] = $filePath;
$fileSize = filesize($filePath);
$totalFiles += 1;
$totalBytes += $fileSize;
if ($ext = pathinfo($file, PATHINFO_EXTENSION)) {
if (!isset($extSizes[$ext])) {
$extSizes[$ext] = 0;
}
$extSizes[$ext] += $fileSize;
}
$zipLog->verbose("ZIP: {$thisDir}{$file}");
$fragmentBytes += $fileSize;
if (($this->zip_flush_mbytes > 0) && ($fragmentBytes >= /* self::DUP_ZIP_FLUSH_MBYTES */ $this->zip_flush_mbytes * 1024 * 1024)) {
$zipLog->verbose("CLOSING ZIP: {$zipfile}");
$zip->close();
$zipLog->verbose("OPENING ZIP: {$zipfile}");
if ($zip->open($zipfile) !== true) {
throw new WireException("Unable to re-open ZIP: $zipfile");
}
$zipLog->verbose("OPENED ZIP: {$zipfile}");
$fragmentBytes = 0;
set_time_limit(300);
}
} else {
$ret['errors'][] = $filePath;
$zipLog->log("NOTEXIST: {$filePath}");
}
}
} else {
// Empty directory
$zipLog->verbose("EMPTY: {$fullPath}");
if ($options['allowEmptyDirs']) {
$zip->addEmptyDir($relPath);
}
}
} else {
$zipLog->log("NODIR: {$fullPath}");
// ERROR
}
}
$zipLog->log("{$totalFiles} Files in {$totalDirectories} Directories: " . sprintf("%.2fMB", $totalBytes / (1024 * 1024)));
if ($zipLog->logLevel >= 2) {
arsort($extSizes);
foreach ($extSizes as $ext => $siz) {
$zipLog->verbose(sprintf("%s: %.2fMB", $ext, $siz / (1024 * 1024)));
}
}
$zipLog->log("CLOSING ZIP: {$zipfile}");
$zip->close();
$ret['zipfile'] = $zipfile;
$zipLog = null; // Clean up instance
return ($ret);
}
public function zipData($zipfile, $files, array $options = array())
{
static $depth = 0;
$defaults = array(
'allowHidden' => true,
'allowEmptyDirs' => true,
'overwrite' => false,
'maxDepth' => 0,
'exclude' => array(), // files or dirs to exclude
'dir' => '',
'zip' => null, // internal use: holds ZipArchive instance for recursive use
);
$return = array(
'files' => array(),
'errors' => array(),
);
if (!empty($options['zip']) && !empty($options['dir']) && $options['zip'] instanceof \ZipArchive) {
// internal recursive call
$recursive = true;
$zip = $options['zip']; // ZipArchive instance
} else if (is_string($zipfile)) {
if (!class_exists('\ZipArchive')) {
throw new WireException("PHP's ZipArchive class does not exist");
}
$options = array_merge($defaults, $options);
$zippath = dirname($zipfile);
if (!is_dir($zippath)) {
throw new WireException("Path for ZIP file ($zippath) does not exist");
}
if (!is_writable($zippath)) {
throw new WireException("Path for ZIP file ($zippath) is not writable");
}
if (empty($files)) {
throw new WireException("Nothing to add to ZIP file $zipfile");
}
if (is_file($zipfile) && $options['overwrite'] && !unlink($zipfile)) {
throw new WireException("Unable to overwrite $zipfile");
}
if (!is_array($files)) {
$files = array($files);
}
if (!is_array($options['exclude'])) {
$options['exclude'] = array($options['exclude']);
}
$recursive = false;