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FsAccessDriver.php
2564 lines (2342 loc) · 110 KB
/
FsAccessDriver.php
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<?php
/*
* Copyright 2007-2013 Charles du Jeu - Abstrium SAS <team (at) pyd.io>
* This file is part of Pydio.
*
* Pydio is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*
*/
namespace Pydio\Access\Driver\StreamProvider\FS;
use DOMNode;
use DOMXPath;
use Normalizer;
use PclZip;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\UploadedFileInterface;
use Pydio\Access\Core\AbstractAccessDriver;
use Pydio\Access\Core\Exception\FileNotFoundException;
use Pydio\Access\Core\Exception\FileNotWriteableException;
use Pydio\Access\Core\MetaStreamWrapper;
use Pydio\Access\Core\Model\AJXP_Node;
use Pydio\Access\Core\IAjxpWrapperProvider;
use Pydio\Access\Core\Model\NodesDiff;
use Pydio\Access\Core\Model\NodesList;
use Pydio\Access\Core\RecycleBinManager;
use Pydio\Access\Core\Model\Repository;
use Pydio\Access\Core\Model\UserSelection;
use Pydio\Auth\Core\MemorySafe;
use Pydio\Core\Http\Message\ExternalUploadedFile;
use Pydio\Core\Http\Response\FileReaderResponse;
use Pydio\Core\Http\Response\SerializableResponseStream;
use Pydio\Core\Http\Message\UserMessage;
use Pydio\Core\Model\ContextInterface;
use Pydio\Core\Services\ConfService;
use Pydio\Core\Controller\Controller;
use Pydio\Core\Exception\PydioException;
use Pydio\Core\Services\LocaleService;
use Pydio\Core\Services\SessionService;
use Pydio\Core\Services\ApplicationState;
use Pydio\Core\Utils\Vars\InputFilter;
use Pydio\Core\Utils\Vars\PathUtils;
use Pydio\Core\Utils\Vars\StatHelper;
use Pydio\Core\Utils\Http\UserAgent;
use Pydio\Core\Controller\HTMLWriter;
use Pydio\Core\PluginFramework\PluginsService;
use Pydio\Core\Utils\TextEncoder;
use Pydio\Tasks\Schedule;
use Pydio\Tasks\Task;
use Pydio\Tasks\TaskService;
use Zend\Diactoros\Response;
use Zend\Diactoros\Response\JsonResponse;
defined('AJXP_EXEC') or die( 'Access not allowed');
// This is used to catch exception while downloading
if (!function_exists('download_exception_handler')) {
/**
* @param $exception
*/
function download_exception_handler($exception){}
}
/**
* Plugin to access a filesystem. Most "FS" like driver (even remote ones)
* extend this one.
* @package AjaXplorer_Plugins
* @subpackage Access
*/
class FsAccessDriver extends AbstractAccessDriver implements IAjxpWrapperProvider
{
/**
* @var Repository
*/
public $repository;
public $driverConf;
protected $wrapperClassName;
protected $urlBase;
/**
* @param ContextInterface $contextInterface
* @throws PydioException
* @throws \Exception
*/
protected function initRepository(ContextInterface $contextInterface)
{
if (is_array($this->pluginConf)) {
$this->driverConf = $this->pluginConf;
} else {
$this->driverConf = [];
}
if ( $this->getContextualOption($contextInterface, "PROBE_REAL_SIZE") == true ) {
// PASS IT TO THE WRAPPER
ConfService::setConf("PROBE_REAL_SIZE", true);
}
$repository = $contextInterface->getRepository();
$create = $repository->getContextOption($contextInterface, "CREATE");
$path = $repository->getContextOption($contextInterface, "PATH");
$storagePath = TextEncoder::toStorageEncoding($path);
$recycle = $repository->getContextOption($contextInterface, "RECYCLE_BIN");
$chmod = $repository->getContextOption($contextInterface, "CHMOD_VALUE");
$this->urlBase = $contextInterface->getUrlBase();
MetaStreamWrapper::appendMetaWrapper("pydio.encoding", "Pydio\\Access\\Core\\EncodingWrapper", 100);
if ($create == true) {
if(!is_dir($storagePath)) @mkdir($storagePath, 0755, true);
if (!is_dir($storagePath)) {
throw new PydioException("Cannot create root path for repository (".$repository->getDisplay()."). Please check repository configuration or that your folder is writeable!");
}
if ($recycle!= "" && !is_dir($storagePath."/".$recycle)) {
@mkdir($storagePath."/".$recycle);
if (!is_dir($storagePath."/".$recycle)) {
throw new PydioException("Cannot create recycle bin folder. Please check repository configuration or that your folder is writeable!");
} else {
$this->setHiddenAttribute(new AJXP_Node($contextInterface->getUrlBase() ."/".$recycle));
}
}
$dataTemplate = TextEncoder::toStorageEncoding($repository->getContextOption($contextInterface, "DATA_TEMPLATE"));
if (!empty($dataTemplate) && is_dir($dataTemplate) && !is_file($storagePath."/.ajxp_template")) {
$errs = [];$succ = [];
$repoData = ['base_url' => $contextInterface->getUrlBase(), 'chmod' => $chmod, 'recycle' => $recycle];
$this->dircopy($dataTemplate, $storagePath, $succ, $errs, false, false, $repoData, $repoData);
touch($storagePath."/.ajxp_template");
}
} else {
if (!is_dir($storagePath)) {
throw new PydioException("Cannot find base path for your repository! Please check the configuration!");
}
}
if ($recycle != "") {
RecycleBinManager::init($contextInterface->getUrlBase(), "/".$recycle);
}
}
/**
* @param String $path
* @return string
*/
public function getResourceUrl($path)
{
return $this->urlBase.$path;
}
/**
* @param AJXP_Node $node
* @return int
*/
public function directoryUsage(AJXP_Node $node){
if(MetaStreamWrapper::wrapperIsRemote($node->getUrl())){
return $this->recursiveDirUsageByListing($node->getUrl());
}
$dir = $node->getRealFile();
$size = -1;
if ( ( PHP_OS == "WIN32" || PHP_OS == "WINNT" || PHP_OS == "Windows") && class_exists("COM") ) {
$obj = new \COM ( 'scripting.filesystemobject' );
if ( is_object ( $obj ) ) {
$ref = $obj->getfolder ( $dir );
$size = floatval($ref->size);
$obj = null;
}
} else {
if((PHP_OS == "Darwin") || (PHP_OS == "FreeBSD")) $option = "-sk";
else $option = "-sb";
$cmd = '/usr/bin/du '.$option.' ' . escapeshellarg($dir);
$io = popen ( $cmd , 'r' );
$size = fgets ( $io, 4096);
$size = trim(str_replace($dir, "", $size));
$size = floatval($size);
if((PHP_OS == "Darwin") || (PHP_OS == "FreeBSD")) $size = $size * 1024;
pclose ( $io );
}
if($size != -1){
return $size;
}else{
return $this->recursiveDirUsageByListing($node->getUrl());
}
}
/**
* @param $path
* @return int|string
*/
protected function recursiveDirUsageByListing($path){
$total_size = 0;
$files = scandir($path);
foreach ($files as $t) {
if (is_dir(rtrim($path, '/') . '/' . $t)) {
if ($t <> "." && $t <> "..") {
$size = $this->recursiveDirUsageByListing(rtrim($path, '/') . '/' . $t);
$total_size += $size;
}
} else {
$size = sprintf("%u", filesize(rtrim($path, '/') . '/' . $t));
$total_size += $size;
}
}
return $total_size;
}
/**
* @param $contribNode
* @param $arrayActions
* @param $targetMethod
*/
public function redirectActionsToMethod(&$contribNode, $arrayActions, $targetMethod)
{
$actionXpath=new DOMXPath($contribNode->ownerDocument);
foreach ($arrayActions as $index => $value) {
$arrayActions[$index] = 'action[@name="'.$value.'"]/processing/serverCallback';
}
$procList = $actionXpath->query(implode(" | ", $arrayActions), $contribNode);
foreach ($procList as $node) {
$node->setAttribute("methodName", $targetMethod);
}
}
/**
* @param ServerRequestInterface $request
*/
protected function filterByApi(&$request){
if($request->getAttribute("api") !== "v2") return;
$params = $request->getParsedBody();
$action = $request->getAttribute("action");
switch($action){
case "ls":
$children = $params["children"] OR null;
$meta = $params["meta"] OR "standard";
if(!empty($children)){
$options = $children;
} else {
$options = "dzf";
}
if($meta !== "minimal") $options .= "l";
$params["options"] = $options;
$request = $request->withParsedBody($params);
break;
case "download":
break;
default:
break;
}
}
/**
* @param DOMNode $contribNode
*/
public function disableArchiveBrowsingContributions(&$contribNode)
{
// Cannot use zip features on FTP !
// Remove "compress" action
$actionXpath=new DOMXPath($contribNode->ownerDocument);
$compressNodeList = $actionXpath->query('action[@name="compress"]|action[@name="compress_ui"]|action[@name="download_all"]', $contribNode);
if(!$compressNodeList->length) return ;
foreach($compressNodeList as $compressNodeAction){
$contribNode->removeChild($compressNodeAction);
}
// Disable "download" if selection is multiple
$nodeList = $actionXpath->query('action[@name="download"]/gui/selectionContext', $contribNode);
$selectionNode = $nodeList->item(0);
$values = ["dir" => "false", "unique" => "true"];
foreach ($selectionNode->attributes as $attribute) {
if (isSet($values[$attribute->name])) {
$attribute->value = $values[$attribute->name];
}
}
$nodeList = $actionXpath->query('action[@name="download"]/processing/clientListener[@name="selectionChange"]', $contribNode);
$listener = $nodeList->item(0);
$listener->parentNode->removeChild($listener);
// Disable "Explore" action on files
$nodeList = $actionXpath->query('action[@name="ls"]/gui/selectionContext', $contribNode);
$selectionNode = $nodeList->item(0);
$values = ["file" => "false", "allowedMimes" => ""];
foreach ($selectionNode->attributes as $attribute) {
if (isSet($values[$attribute->name])) {
$attribute->value = $values[$attribute->name];
}
}
}
/**
* @param $selection
* @return array|string
*/
public function addSlugToPath($selection)
{
if (is_array($selection))
// As passed by Copy/Move
$orig_files = $selection;
elseif ((is_object($selection)) && (isset($selection->files)) && (is_array($selection->files)))
// As passed by Download
$orig_files = $selection->files;
elseif (is_string($selection))
// As passed by destination parameter
return $this->repository->slug.$selection;
else
// Unrecognized
return $selection;
$files = [];
foreach ($orig_files as $file)
$files[] = $this->repository->slug.$file;
return $files;
}
/**
* API V2, will get POST / PUT actions, will reroute to mkdir, mkfile, copy, move actions
* @param ServerRequestInterface $request
* @param ResponseInterface $response
* @throws \Exception
*/
public function createResourceAction(ServerRequestInterface &$request, ResponseInterface &$response){
/** @var ContextInterface $ctx */
$ctx = $request->getAttribute("ctx");
$selection = UserSelection::fromContext($ctx, $request->getParsedBody());
if($selection->isEmpty()){
throw new PydioException("Empty resource");
}
$path = $selection->getUniqueFile();
$params = $request->getParsedBody();
$newAction = null;
$newVars = [];
if(isSet($params["copy_source"])){
$newVars["dest"] = PathUtils::forwardSlashDirname($path);
$newVars["targetBaseName"] = PathUtils::forwardSlashBasename($path);
$sourceParts = explode("/", trim($params["copy_source"], "/"));
$sourceRepo = array_shift($sourceParts);
$newVars["file"] = "/".implode("/", $sourceParts);
$currentRepo = $ctx->getRepositoryId()."";
if($currentRepo !== $sourceRepo){
// Cross repo, invert parameters and forward to parent method!
throw new PydioException("Cross Repository copy is not implemented on this api.");
}
if(isSet($params["delete_source"]) && $params["delete_source"] == "true"){
$newAction = "move";
}else{
$newAction = "copy";
}
}else{
$qPath = $params["path"];
if(substr_compare($qPath, "/", strlen($qPath)-1, 1) === 0){
// Ends with slash => mkdir
$newAction = "mkdir";
$newVars["file"] = $path;
if(!empty($params["override"])) {
$newVars["ignore_exists"] = $params["override"];
}
if(!empty($params["recursive"])) {
$newVars["recursive"] = $params["recursive"];
}
}else{
$newAction = "mkfile";
$newVars["node"] = $path;
if(!empty($params["content"])) {
$newVars["content"] = $params["content"];
}
if(!empty($params["override"])) {
$newVars["force"] = $params["override"];
}
}
}
$request = $request->withParsedBody($newVars)->withAttribute("action", $newAction);
$this->switchAction($request, $response);
}
/**
* @param ServerRequestInterface $request
* @param ResponseInterface $response
* @throws \Exception
*/
public function uploadAction(ServerRequestInterface &$request, ResponseInterface &$response){
$httpVars = $request->getParsedBody();
$dir = InputFilter::sanitize($httpVars["dir"], InputFilter::SANITIZE_DIRNAME) OR "";
/** @var ContextInterface $ctx */
$ctx = $request->getAttribute("ctx");
if (MetaStreamWrapper::actualRepositoryWrapperClass(new AJXP_Node($ctx->getUrlBase())) === "Pydio\\Access\\Driver\\StreamProvider\\FS\\FsAccessWrapper") {
$dir = PathUtils::patchPathForBaseDir($dir);
}
$dir = InputFilter::securePath($dir);
$selection = UserSelection::fromContext($ctx, $httpVars);
if (!$selection->isEmpty()) {
$this->filterUserSelectionToHidden($selection->getContext(), $selection->getFiles());
if(empty($dir) && $selection->isUnique()){
$dir = PathUtils::forwardSlashDirname($selection->getUniqueFile());
}
}
$mess = LocaleService::getMessages();
$repoData = [
'chmod' => $ctx->getRepository()->getContextOption($ctx, 'CHMOD_VALUE'),
'recycle' => $ctx->getRepository()->getContextOption($ctx, 'RECYCLE_BIN')
];
$this->logDebug("Upload Files Data", $request->getUploadedFiles());
$destNode = $selection->nodeForPath(InputFilter::decodeSecureMagic($dir));
$destination = $destNode->getUrl();
$this->logDebug("Upload inside", ["destination"=>$this->addSlugToPath($destNode->getUrl())]);
if (!$this->isWriteable($destNode)) {
$errorCode = 412;
$errorMessage = "$mess[38] ".$dir." $mess[99].";
$this->logDebug("Upload error 412", ["destination"=>$this->addSlugToPath($destination)]);
$this->writeUploadError($request, $errorMessage, $errorCode);
return;
}
$partialUpload = false;
$partialTargetSize = -1;
$originalAppendTo = "";
$createdNode = null;
/** @var UploadedFileInterface[] $uploadedFiles */
$uploadedFiles = $request->getUploadedFiles();
if(!count($uploadedFiles)){
$this->writeUploadError($request, "Could not find any uploaded file", 411);
return;
}
$uploadedFile = array_shift($uploadedFiles);
try{
// CHECK PHP UPLOAD ERRORS
InputFilter::parseFileDataErrors($uploadedFile, true);
// FIND PROPER FILE NAME / FILTER IF NECESSARY
if (isSet($httpVars["urlencoded_filename"])) {
$userfile_name = InputFilter::sanitize(urldecode($httpVars["urlencoded_filename"]), InputFilter::SANITIZE_FILENAME, true);
}else{
$userfile_name= InputFilter::sanitize(InputFilter::fromPostedFileName($uploadedFile->getClientFileName()), InputFilter::SANITIZE_FILENAME, true);
}
$userfile_name = substr($userfile_name, 0, ConfService::getContextConf($ctx, "NODENAME_MAX_LENGTH"));
$this->logDebug("User filename ".$userfile_name);
if(class_exists("Normalizer")){
$userfile_name = Normalizer::normalize($userfile_name, Normalizer::FORM_C);
}
// Chec if it's forbidden
$this->filterUserSelectionToHidden($selection->getContext(), [$userfile_name]);
if($uploadedFile instanceof ExternalUploadedFile && $uploadedFile->getStatus() == ExternalUploadedFile::STATUS_UPLOAD_FINISHED){
// GO DIRECTLY TO POST_PROCESSING AND RETURN.
$createdNode = new AJXP_Node($destination."/".$userfile_name);
$this->uploadPostProcess($request, $createdNode, false, (isset($httpVars["exists"]) && $httpVars["exists"] === "true"), $repoData["chmod"]);
return;
}
// MODIFY TARGET IF AUTO RENAME
if (isSet($httpVars["auto_rename"])) {
$userfile_name = self::autoRenameForDest($destination, $userfile_name);
}
// APPLY PRE-UPLOAD HOOKS
$already_existed = false;
try {
$newFileSize = $uploadedFile->getSize();
$targetUrl = $destination."/".$userfile_name;
$targetNode = new AJXP_Node($targetUrl);
if (file_exists($targetUrl)) {
$already_existed = true;
Controller::applyHook("node.before_change", [$targetNode, $newFileSize]);
} else {
Controller::applyHook("node.before_create", [$targetNode, $newFileSize]);
}
Controller::applyHook("node.before_change", [new AJXP_Node($destination)]);
} catch (\Exception $e) {
throw new \Exception($e->getMessage(), 507);
}
// PARTIAL UPLOAD CASE - PREPPEND .dlpart extension
if(isSet($httpVars["partial_upload"]) && $httpVars["partial_upload"] == 'true' && isSet($httpVars["partial_target_bytesize"])) {
$partialUpload = true;
$partialTargetSize = intval($httpVars["partial_target_bytesize"]);
if(!isSet($httpVars["appendto_urlencoded_part"])) {
$userfile_name .= ".dlpart";
$targetUrl = $destination."/".$userfile_name;
}
}
if($uploadedFile instanceof ExternalUploadedFile && $uploadedFile->getStatus() == ExternalUploadedFile::STATUS_REQUEST_OPTIONS){
// Now build options and send that as a reponse
// Add Callback data : exists=true
$createdNode = new AJXP_Node($targetUrl);
$options = MetaStreamWrapper::getResolvedOptionsForNode($createdNode);
$response = new JsonResponse([
"CONTEXT" => $createdNode->getContext()->getStringIdentifier(),
"OPTIONS" => $options,
"PATH" => $createdNode->getPath(),
"CALLBACK_PARAMETERS" => ["exists" => $already_existed]
]);
return;
}
// NOW DO THE ACTUAL COPY
$this->copyUploadedData($uploadedFile, $targetUrl, $mess);
// PARTIAL UPLOAD - PART II: APPEND DATA TO EXISTING PART
if (isSet($httpVars["appendto_urlencoded_part"])) {
$appendTo = InputFilter::sanitize(urldecode($httpVars["appendto_urlencoded_part"]), InputFilter::SANITIZE_FILENAME);
if(isSet($httpVars["partial_upload"]) && $httpVars["partial_upload"] == 'true'){
$originalAppendTo = $appendTo;
$appendTo .= ".dlpart";
}
$this->logDebug("AppendTo FILE".$appendTo);
$already_existed = $this->appendUploadedData($destination, $userfile_name, $appendTo);
$userfile_name = $appendTo;
$targetAppended = new AJXP_Node($destination."/".$userfile_name);
clearstatcache(true, $targetAppended->getUrl());
$targetAppended->loadNodeInfo(true);
if($partialUpload && $partialTargetSize == filesize($destination."/".$userfile_name)){
// This was the last part. We can now rename to the original name.
if(is_file($destination."/".$originalAppendTo)){
unlink($destination."/".$originalAppendTo);
}
$result = @rename($destination."/".$userfile_name, $destination."/".$originalAppendTo);
if($result === false){
throw new \Exception("Error renaming ".$destination."/".$userfile_name." to ".$destination."/".$originalAppendTo);
}
$userfile_name = $originalAppendTo;
$partialUpload = false;
// Send a create event!
$already_existed = false;
$lastPartAppended = true;
}
}
$createdNode = new AJXP_Node($destination."/".$userfile_name);
$this->uploadPostProcess($request, $createdNode, $partialUpload, $already_existed, $repoData["chmod"]);
}catch(\Exception $e){
$errorCode = $e->getCode();
if(empty($errorCode)) $errorCode = 411;
$this->writeUploadError($request, $e->getMessage(), $errorCode);
}
}
/**
* @param ServerRequestInterface $request
* @param AJXP_Node $createdNode
* @param $partialUpload
* @param $nodeOverriden
* @param string $chmodValue
*/
protected function uploadPostProcess(&$request, $createdNode, $partialUpload = false, $nodeOverriden = false, $chmodValue = ""){
// NOW PREPARE POST-UPLOAD EVENTS
$this->changeMode($createdNode->getUrl(),["chmod" => $chmodValue]);
clearstatcache(true, $createdNode->getUrl());
$createdNode->loadNodeInfo(true);
$logFile = $this->addSlugToPath($createdNode->getParent()->getPath())."/".$createdNode->getLabel();
$this->logInfo("Upload File", ["file"=>$logFile, "files"=> $logFile]);
if($partialUpload){
$this->logDebug("Return Partial Upload: SUCESS but no event yet");
// Make sure to clear cache for parent
$createdNode->getParent()->loadNodeInfo(true);
$this->writeUploadSuccess($request, ["PARTIAL_NODE" => $createdNode]);
} else {
$this->logDebug("Return success");
$createdNode->loadHash();
if($nodeOverriden){
$this->writeUploadSuccess($request, ["UPDATED_NODE" => $createdNode]);
}else{
$this->writeUploadSuccess($request, ["CREATED_NODE" => $createdNode]);
}
}
}
/**
* @param ServerRequestInterface $request
* @param $message
* @param $code
*/
protected function writeUploadError(ServerRequestInterface &$request, $message, $code){
$request = $request->withAttribute("upload_process_result", ["ERROR" => ["CODE" => $code, "MESSAGE" => $message]]);
}
/**
* @param ServerRequestInterface $request
* @param $nodeData
*/
protected function writeUploadSuccess(ServerRequestInterface &$request, $nodeData){
$arr = array_merge(["SUCCESS" => true], $nodeData);
$request = $request->withAttribute("upload_process_result", $arr);
}
/**
* @param ServerRequestInterface $request
* @param ResponseInterface $response
* @throws PydioException
* @throws \Exception
*/
public function downloadAction(ServerRequestInterface &$request, ResponseInterface &$response){
/** @var ContextInterface $ctx */
$ctx = $request->getAttribute("ctx");
$httpVars = $request->getParsedBody();
$selection = UserSelection::fromContext($ctx, $httpVars);
if (!$selection->isEmpty()) {
$this->filterUserSelectionToHidden($ctx, $selection->getFiles());
}
$action = $request->getAttribute("action");
switch ($action){
case "download":
$this->logInfo("Download", ["files"=>$this->addSlugToPath($selection)]);
@set_error_handler(["Pydio\\Core\\Controller\\HTMLWriter", "javascriptErrorHandler"], E_ALL & ~ E_NOTICE);
@register_shutdown_function("restore_error_handler");
$zip = false;
$dir = "";
if ($selection->isUnique()) {
if (is_dir($selection->getUniqueNode()->getUrl())) {
$zip = true;
$base = basename($selection->getUniqueFile());
$uniqDir = PathUtils::forwardSlashDirname($selection->getUniqueFile());
if(!empty($uniqDir) && $uniqDir != "/"){
$dir = PathUtils::forwardSlashDirname($selection->getUniqueFile());
}
} else {
if (!file_exists($selection->getUniqueNode()->getUrl())) {
throw new \Exception("Cannot find file!");
}
}
$node = $selection->getUniqueNode();
} else {
if(isset($httpVars["dir"])){
$dir = InputFilter::decodeSecureMagic($httpVars["dir"], InputFilter::SANITIZE_DIRNAME);
}else{
$dir = $selection->commonDirFromSelection();
}
$base = basename(PathUtils::forwardSlashDirname($selection->getUniqueFile()));
$zip = true;
}
if ($zip) {
$localName = (empty($base)?"Files":$base).".zip";
if(isSet($httpVars["archive_name"])){
$localName = InputFilter::decodeSecureMagic($httpVars["archive_name"]);
}
if ($this->getContextualOption($ctx, "ZIP_ON_THE_FLY")) {
// Make a zip on the fly and send stream as download
$response = HTMLWriter::responseWithAttachmentsHeaders($response, $localName, null, false, false);
$response = $response->withoutHeader("Content-Length");
$asyncReader = new \Pydio\Core\Http\Response\AsyncResponseStream(function () use ($selection, $dir) {
session_write_close();
restore_error_handler();
restore_exception_handler();
set_exception_handler('Pydio\Access\Driver\StreamProvider\FS\download_exception_handler');
set_error_handler('Pydio\Access\Driver\StreamProvider\FS\download_exception_handler');
$zipFile = $this->makeZip($selection, "php://output", empty($dir)?"/":$dir);
if(!$zipFile) throw new PydioException("Error while compressing");
});
$response = $response->withBody($asyncReader);
} else {
// Make a temp zip and send it as download
$loggedUser = $ctx->getUser();
$file = ApplicationState::getTemporaryFolder() ."/".($loggedUser?$loggedUser->getId():"shared")."_".time()."tmpDownload.zip";
$zipFile = $this->makeZip($selection, $file, empty($dir)?"/":$dir);
if(!$zipFile) throw new PydioException("Error while compressing");
$fileReader = new FileReaderResponse($file);
$fileReader->setUnlinkAfterRead();
$fileReader->setLocalName($localName);
$response = $response->withBody($fileReader);
}
} else {
$localName = "";
Controller::applyHook("dl.localname", [$selection->getUniqueNode(), &$localName]);
$fileReader = new FileReaderResponse($selection->getUniqueNode());
$fileReader->setLocalName($localName);
$response = $response->withBody($fileReader);
}
if (isSet($node)) {
Controller::applyHook("node.read", [&$node]);
}
break;
case "get_content":
$node = $selection->getUniqueNode();
$dlFile = $node->getUrl();
if(!$this->isReadable($node)){
throw new \Exception("Cannot access file!");
}
$this->logInfo("Get_content", ["files"=>$this->addSlugToPath($selection)]);
if (StatHelper::getStreamingMimeType(basename($dlFile)) !==false) {
$readMode = "stream_content";
} else {
$readMode = "plain";
}
$fileReader = new FileReaderResponse($node);
$fileReader->setHeaderType($readMode);
$response = $response->withBody($fileReader);
Controller::applyHook("node.read", [&$node]);
break;
case "prepare_chunk_dl" :
$chunkCount = intval($httpVars["chunk_count"]);
$node = $selection->getUniqueNode();
$fileId = $node->getUrl();
$sessionKey = "chunk_file_".md5($fileId.time());
$totalSize = filesize($fileId);
$chunkSize = intval ( $totalSize / $chunkCount );
$realFile = MetaStreamWrapper::getRealFSReference($fileId, true);
$chunkData = [
"localname" => basename($fileId),
"chunk_count" => $chunkCount,
"chunk_size" => $chunkSize,
"total_size" => $totalSize,
"file_id" => $sessionKey
];
SessionService::save($sessionKey, array_merge($chunkData, ["file" => $realFile]));
$response = $response->withHeader("Content-type", "application/json; charset=UTF-8");
$response->getBody()->write(json_encode($chunkData));
Controller::applyHook("node.read", [&$node]);
break;
case "download_chunk" :
$chunkIndex = intval($httpVars["chunk_index"]);
$chunkKey = $httpVars["file_id"];
$sessData = SessionService::fetch($chunkKey);
$realFile = $sessData["file"];
$chunkSize = $sessData["chunk_size"];
$offset = $chunkSize * $chunkIndex;
if ($chunkIndex == $sessData["chunk_count"]-1) {
// Compute the last chunk real length
$chunkSize = $sessData["total_size"] - ($chunkSize * ($sessData["chunk_count"]-1));
if ($selection->nodeForPath("/")->wrapperIsRemote()) {
register_shutdown_function("unlink", $realFile);
}
}
$fileReader = new FileReaderResponse($realFile);
$fileReader->setLocalName($sessData["localname"].".".sprintf("%03d", $chunkIndex+1));
$fileReader->setPartial($offset, $chunkSize);
$response = $response->withBody($fileReader);
break;
default:
break;
}
}
/**
* @param ServerRequestInterface $request
* @param ResponseInterface $response
* @throws PydioException
* @throws \Exception
*/
public function switchAction(ServerRequestInterface &$request, ResponseInterface &$response)
{
parent::accessPreprocess($request);
$this->filterByApi($request);
/** @var ContextInterface $ctx */
$ctx = $request->getAttribute("ctx");
$action = $request->getAttribute("action");
$httpVars = $request->getParsedBody();
$selection = UserSelection::fromContext($ctx, $httpVars);
if (!$selection->isEmpty()) {
$this->filterUserSelectionToHidden($ctx, $selection->getFiles());
RecycleBinManager::filterActions($action, $selection, $httpVars);
}
$mess = LocaleService::getMessages();
$nodesDiffs = new NodesDiff();
switch ($action) {
case "compress" :
$taskId = $request->getAttribute("pydio-task-id");
if($request->getAttribute("pydio-task-id") === null){
$task = TaskService::actionAsTask($ctx, $action, $httpVars);
$task->setActionLabel($mess, '313');
//$task->setFlags(Task::FLAG_STOPPABLE);
$response = TaskService::getInstance()->enqueueTask($task, $request, $response);
break;
}
if($taskId !== null){
TaskService::getInstance()->updateTaskStatus($taskId, Task::STATUS_RUNNING, "Starting compression in background");
}
$dir = InputFilter::decodeSecureMagic($httpVars["dir"], InputFilter::SANITIZE_DIRNAME);
$currentDirNode = $selection->nodeForPath($dir);
// Make a temp zip
$loggedUser = $ctx->getUser();
if (isSet($httpVars["archive_name"])) {
$localName = InputFilter::decodeSecureMagic($httpVars["archive_name"]);
$this->filterUserSelectionToHidden($ctx, [$localName]);
} else {
$localName = (basename($dir)==""?"Files":basename($dir)).".zip";
}
$file = ApplicationState::getTemporaryFolder() ."/".($loggedUser?$loggedUser->getId():"shared")."_".time()."tmpCompression.zip";
if(isSet($httpVars["compress_flat"])) $baseDir = "__AJXP_ZIP_FLAT__/";
else $baseDir = $dir;
$zipFile = $this->makeZip($selection, $file, $baseDir, $taskId);
if(!$zipFile) throw new PydioException("Error while compressing file $localName");
register_shutdown_function("unlink", $file);
$urlBase = $selection->currentBaseUrl();
$tmpFNAME = $urlBase.$dir."/".str_replace(".zip", ".tmp", $localName);
copy($file, $tmpFNAME);
try {
Controller::applyHook("node.before_create", [new AJXP_Node($tmpFNAME), filesize($tmpFNAME)]);
} catch (\Exception $e) {
@unlink($tmpFNAME);
throw $e;
}
@rename($tmpFNAME, $urlBase.$dir."/".$localName);
$newArchiveNode = $currentDirNode->createChildNode($localName);
Controller::applyHook("node.change", [null, $newArchiveNode, false], true);
if($taskId !== null){
TaskService::getInstance()->updateTaskStatus($taskId, Task::STATUS_COMPLETE, "Finished compression in background");
}
break;
case "stat" :
clearstatcache();
$jsonData = new \stdClass;
if($selection->isUnique()){
$stat = @stat($selection->getUniqueNode()->getUrl());
if ($stat !== false && $this->isReadable($selection->getUniqueNode())) {
$jsonData = $stat;
}
}else{
$nodes = $selection->buildNodes();
foreach($nodes as $node){
$stat = @stat($node->getUrl());
if(!$stat || !$this->isReadable($node)) {
$stat = new \stdClass();
}
$path = $node->getPath();
$jsonData->$path = $stat;
}
}
$response = new JsonResponse($jsonData);
break;
//------------------------------------
// ONLINE EDIT
//------------------------------------
case "put_content":
if(!isset($httpVars["content"])) break;
// Load "code" variable directly from POST array, do not "securePath" or "sanitize"...
$code = $httpVars["content"];
$currentNode = $selection->getUniqueNode();
$fileName = $currentNode->getUrl();
$this->logInfo("Online Edition", ["files"=> $this->addSlugToPath($fileName)]);
if (isSet($httpVars["encode"]) && $httpVars["encode"] == "base64") {
$code = base64_decode($code);
} else {
$code=str_replace("<","<", InputFilter::magicDequote($code));
}
Controller::applyHook("node.before_change", [&$currentNode, strlen($code)]);
if (!is_file($fileName) || !$this->isWriteable($currentNode)) {
throw new FileNotWriteableException($currentNode);
}
$fp=fopen($fileName,"w");
fputs ($fp,$code);
fclose($fp);
clearstatcache(true, $fileName);
Controller::applyHook("node.change", [$currentNode, $currentNode, false]);
$logMessage = new UserMessage($mess[115]);
$nodesDiffs->update([$currentNode]);
break;
//------------------------------------
// DELETE
// Warning, must be kept BEFORE copy/move
// as recyclebin filtering can transform
// it move action.
//------------------------------------
case "delete":
if ($selection->isEmpty()) {
throw new PydioException("", 113);
}
$size = 0;
$nodes = $selection->buildNodes();
$bgSizeThreshold = 10*1024*1024;
$bgWorkerThreshold = 80*1024*1024;
if(!MetaStreamWrapper::wrapperIsRemote($selection->currentBaseUrl())){
foreach($nodes as $node){
$size += $node->getSizeRecursive();
}
}else if(!$selection->isUnique() || !$selection->getUniqueNode()->isLeaf()){
$size = -1;
}
$taskId = $request->getAttribute("pydio-task-id");
if($taskId === null && ($size === -1 || $size > $bgSizeThreshold)){
$task = TaskService::actionAsTask($ctx, $action, $httpVars);
$task->setActionLabel($mess, '7');
if($size === -1 || $size > $bgWorkerThreshold){
$task->setSchedule(new Schedule(Schedule::TYPE_ONCE_DEFER));
}
$response = TaskService::getInstance()->enqueueTask($task, $request, $response);
break;
}
$logMessages = [];
$errorMessage = $this->delete($selection, $logMessages, $taskId);
if (count($logMessages)) {
$logMessage = new UserMessage(join("\n", $logMessages));
}
if($errorMessage) {
throw new PydioException($errorMessage);
}
$this->logInfo("Delete", ["files"=>$this->addSlugToPath($selection)]);
$nodesDiffs->remove($selection->getFiles());
break;
case "empty_recycle":
$taskId = $request->getAttribute("pydio-task-id");
if($taskId === null && !ApplicationState::sapiIsCli()){
$task = TaskService::actionAsTask($ctx, $action, $httpVars);
$task->setActionLabel($mess, '221');
$response = TaskService::getInstance()->enqueueTask($task, $request, $response);
break;
}
// List recycle content
$fakeResp = new Response();
$recycleBin = RecycleBinManager::getRelativeRecycle();
$newRequest = $request->withAttribute("action", "ls");
$newRequest = $newRequest->withParsedBody(["dir" => $recycleBin]);
$this->switchAction($newRequest, $fakeResp);
$b = $fakeResp->getBody();
if($b instanceof SerializableResponseStream){
foreach($b->getChunks() as $chunk){
if($chunk instanceof NodesList){
$list = $chunk;
}
}
}
if(!isSet($list)){
throw new PydioException("Could not retrieve recycle bin content");
}
$selection = UserSelection::fromContext($ctx, []);
$selection->initFromNodes($list->getChildren());
$logMessages = [];
$errorMessage = $this->delete($selection, $logMessages, $taskId);
if (count($logMessages)) {
$logMessage = new UserMessage(join("\n", $logMessages));
}
if($errorMessage) {
throw new PydioException($errorMessage);
}
$this->logInfo("Delete", ["files"=>$this->addSlugToPath($selection)]);
$nodesDiffs->remove($selection->getFiles());
break;
//------------------------------------
// COPY / MOVE
//------------------------------------
case "copy":
case "move":
if ($selection->isEmpty()) {
throw new PydioException("", 113);
}