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PowerFSController.php
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PowerFSController.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\Action\Compression;
use Exception;
use Pydio\Access\Core\Model\AJXP_Node;
use Pydio\Access\Core\Model\NodesDiff;
use Pydio\Access\Core\Model\UserSelection;
use Pydio\Access\Driver\StreamProvider\FS\FsAccessWrapper;
use Pydio\Core\Controller\Controller;
use Pydio\Core\Services\LocaleService;
use Pydio\Core\Services\ApplicationState;
use Pydio\Core\Utils\TextEncoder;
use Pydio\Core\Utils\Vars\InputFilter;
use Pydio\Core\PluginFramework\Plugin;
use Pydio\Core\PluginFramework\PluginsService;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\ResponseInterface;
use Pydio\Core\Http\Message\JsActionTrigger;
use Pydio\Tasks\Task;
use Pydio\Tasks\TaskService;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
defined('AJXP_EXEC') or die('Access not allowed');
/**
* @package AjaXplorer_Plugins
* @subpackage Action
*/
class PowerFSController extends Plugin
{
public function performChecks()
{
if(ApplicationState::hasMinisiteHash() && ApplicationState::getSapiRestBase() !== null){
throw new Exception("Disable during link download");
}
}
/**
* @param ServerRequestInterface $request
* @param ResponseInterface $response
* @throws Exception
* @throws \Pydio\Core\Exception\PydioException
*/
public function switchAction(ServerRequestInterface &$request, ResponseInterface &$response)
{
/** @var \Pydio\Core\Model\ContextInterface $ctx */
$ctx = $request->getAttribute("ctx");
$httpVars = $request->getParsedBody();
$dir = $httpVars["dir"] OR "";
$dir = InputFilter::decodeSecureMagic($dir);
if ($dir == "/") $dir = "";
$selection = UserSelection::fromContext($ctx, $httpVars);
$urlBase = $ctx->getUrlBase();
$mess = LocaleService::getMessages();
$bodyStream = new \Pydio\Core\Http\Response\SerializableResponseStream();
if ($request->getAttribute("action") != "postcompress_download") {
$response = $response->withBody($bodyStream);
}
switch ($request->getAttribute("action")) {
case "postcompress_download":
$archive = ApplicationState::getTemporaryFolder() . DIRECTORY_SEPARATOR . $httpVars["ope_id"] . "_" . InputFilter::decodeSecureMagic($httpVars["archive_name"], InputFilter::SANITIZE_FILENAME);
// This is a real filename on a local FS => toStorageEncoding
$archive = TextEncoder::toStorageEncoding($archive);
$archiveName = $httpVars["archive_name"];
if (is_file($archive)) {
$fileReader = new \Pydio\Core\Http\Response\FileReaderResponse($archive);
$fileReader->setLocalName($archiveName);
$fileReader->setPreReadCallback(function () use ($archive) {
register_shutdown_function("unlink", $archive);
});
$response = $response->withBody($fileReader);
} else {
$response = $response->withHeader("Content-type", "text/html");
$response->getBody()->write("<script>alert('".str_replace("'", "\'", $mess["powerfs.5"])."');</script>");
}
break;
case "compress" :
case "precompress" :
$archiveName = InputFilter::decodeSecureMagic($httpVars["archive_name"], InputFilter::SANITIZE_FILENAME);
$taskId = $request->getAttribute("pydio-task-id");
if ($taskId === null) {
$task = TaskService::actionAsTask($ctx, $request->getAttribute("action"), $httpVars);
$task->setLabel($mess['powerfs.1']);
$task->setFlags(Task::FLAG_HAS_PROGRESS);
TaskService::getInstance()->enqueueTask($task, $request, $response);
return;
}
$rootDir = FsAccessWrapper::getRealFSReference($urlBase) . $dir;
// List all files
$todo = array();
$args = array();
$replaceSearch = array($rootDir, "\\");
$replaceReplace = array("", "/");
foreach ($selection->getFiles() as $selectionFile) {
$selectionFile = TextEncoder::toStorageEncoding($selectionFile);
$baseFile = $selectionFile;
$args[] = escapeshellarg(substr($selectionFile, strlen($dir) + ($dir == "/" ? 0 : 1)));
$selectionFile = FsAccessWrapper::getRealFSReference($urlBase . $selectionFile);
$todo[] = ltrim(str_replace($replaceSearch, $replaceReplace, $selectionFile), "/");
if (is_dir($selectionFile)) {
$objects = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($selectionFile), RecursiveIteratorIterator::SELF_FIRST);
foreach ($objects as $name => $object) {
$todo[] = str_replace($replaceSearch, $replaceReplace, $name);
}
}
if (trim($baseFile, "/") == "") {
// ROOT IS SELECTED, FIX IT
$args = array(escapeshellarg(TextEncoder::toStorageEncoding(basename($rootDir))));
$rootDir = TextEncoder::toStorageEncoding(dirname($rootDir));
break;
}
}
$cmdSeparator = ((PHP_OS == "WIN32" || PHP_OS == "WINNT" || PHP_OS == "Windows") ? "&" : ";");
$opeId = substr(md5(time()), 0, 10);
$originalArchiveParam = $archiveName;
if ($request->getAttribute("action") == "precompress") {
$archiveName = ApplicationState::getTemporaryFolder() . DIRECTORY_SEPARATOR . $opeId . "_" . $archiveName;
}
chdir($rootDir);
$cmd = $this->getContextualOption($ctx, "ZIP_PATH") . " -r " . escapeshellarg($archiveName) . " " . implode(" ", $args);
/** @var \Pydio\Access\Driver\StreamProvider\FS\FsAccessDriver $fsDriver */
$fsDriver = PluginsService::getInstance($ctx)->getUniqueActivePluginForType("access");
$c = $fsDriver->getConfigs();
if ((!isSet($c["SHOW_HIDDEN_FILES"]) || $c["SHOW_HIDDEN_FILES"] == false) && stripos(PHP_OS, "win") === false) {
$cmd .= " -x .\*";
}
$cmd .= " " . $cmdSeparator . " echo ZIP_FINISHED";
$proc = popen($cmd, "r");
$toks = array();
$handled = array();
$finishedEchoed = false;
$percent = 0;
while (!feof($proc)) {
set_time_limit(20);
$results = fgets($proc, 256);
if (strlen($results) == 0) {
} else {
$tok = strtok($results, "\n");
while ($tok !== false) {
$toks[] = $tok;
if ($tok == "ZIP_FINISHED") {
$finishedEchoed = true;
} else {
$test = preg_match('/(\w+): (.*) \(([^\(]+)\) \(([^\(]+)\)/', $tok, $matches);
if ($test !== false) {
$handled[] = $matches[2];
}
}
$tok = strtok("\n");
}
if ($finishedEchoed) $newPercent = 100;
else $newPercent = min(round(count($handled) / count($todo) * 100), 100);
if($newPercent !== $percent){
TaskService::getInstance()->updateTaskStatus($taskId, Task::STATUS_RUNNING, str_replace("%s", $percent, $mess["powerfs.4"]), null, $percent);
}
$percent = $newPercent;
}
// avoid a busy wait
if ($percent < 100) usleep(1);
}
pclose($proc);
TaskService::getInstance()->updateTaskStatus($taskId, Task::STATUS_COMPLETE, "");
if ($request->getAttribute("action") === "compress") {
$newNode = new AJXP_Node($urlBase . $dir . "/" . $archiveName);
$nodesDiff = new NodesDiff();
$nodesDiff->add($newNode);
Controller::applyHook("msg.instant", array($ctx, $nodesDiff->toXML()));
} else {
$archiveName = str_replace("'", "\'", $originalArchiveParam);
$jsCode = " PydioApi.getClient().downloadSelection(null, $('download_form'), 'postcompress_download', {ope_id:'" . $opeId . "',archive_name:'" . $archiveName . "'}); ";
$actionTrigger = new JsActionTrigger($jsCode, 0);
Controller::applyHook("msg.instant", array($ctx, $actionTrigger->toXML(), $ctx->getUser()->getId()));
}
break;
default:
break;
}
}
}