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<?php
namespace Bitrix\Disk\Controller;
use Bitrix\Disk;
use Bitrix\Disk\Driver;
use Bitrix\Disk\Internals\Engine;
use Bitrix\Disk\Internals\Error\Error;
use Bitrix\Main;
use Bitrix\Main\Engine\AutoWire\ExactParameter;
use Bitrix\Main\Engine\Response;
final class AttachedObject extends Engine\Controller
{
public function configureActions()
{
return [
'download' => [
'-prefilters' => [
Main\Engine\ActionFilter\Csrf::class,
Main\Engine\ActionFilter\Authentication::class,
],
'+prefilters' => [
new Main\Engine\ActionFilter\Authentication(true),
new Main\Engine\ActionFilter\CloseSession(),
]
],
];
}
public function getPrimaryAutoWiredParameter()
{
return new ExactParameter(Disk\AttachedObject::class, 'attachedObject', function($className, $id){
return Disk\AttachedObject::loadById($id);
});
}
/**
* Returns default pre-filters for action.
* @return array
*/
protected function getDefaultPreFilters()
{
$defaultPreFilters = parent::getDefaultPreFilters();
$defaultPreFilters[] = new Engine\ActionFilter\CheckReadPermission();
return $defaultPreFilters;
}
public function copyToMeAction(Disk\AttachedObject $attachedObject)
{
$currentUserId = $this->getCurrentUser()->getId();
$userStorage = Driver::getInstance()->getStorageByUserId($currentUserId);
if (!$userStorage)
{
$this->addError(new Error('Could not find storage for current user'));
return;
}
$folder = $userStorage->getFolderForSavedFiles();
if (!$folder)
{
$this->addError(new Error('Could not find folder for created files'));
return;
}
$file = $attachedObject->getFile();
if (!$file)
{
$this->addError(new Error('Could not find file to copy'));
return;
}
//so, now we don't copy links in the method copyTo. But here we have to copy content.
//And after we set name to new object as it was on link.
$newFile = $file->getRealObject()->copyTo($folder, $currentUserId, true);
if ($file->getRealObject()->getName() != $file->getName())
{
$newFile->renameInternal($file->getName(), true);
}
if (!$newFile)
{
$this->addError(new Error('Could not copy file to storage for current user'));
return;
}
return (new File())->getAction($newFile);
}
public function runPreviewGenerationAction(Disk\AttachedObject $attachedObject)
{
$file = $attachedObject->getFile();
if (!$file)
{
$this->addError(new Error('Could not find file'));
return;
}
return [
'previewGeneration' => $file->getView()->transformOnOpen($file),
];
}
public function downloadAction(Disk\AttachedObject $attachedObject)
{
$file = $attachedObject->getFile();
if (!$file)
{
$this->addError(new Error('Could not find file'));
return;
}
$response = Response\BFile::createByFileId($file->getFileId(), $attachedObject->getName());
$response->setCacheTime(Disk\Configuration::DEFAULT_CACHE_TIME);
return $response;
}
}