93 lines
2.4 KiB
PHP
93 lines
2.4 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, Roeland Jago Douma <roeland@famdouma.nl>
|
|
*
|
|
* @author Roeland Jago Douma <roeland@famdouma.nl>
|
|
*
|
|
* @license GNU AGPL version 3 or any later version
|
|
*
|
|
* This program 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.
|
|
*
|
|
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
namespace OC\Preview;
|
|
|
|
use OC\Files\View;
|
|
use OCP\Files\File;
|
|
use OCP\Files\IRootFolder;
|
|
use OCP\Files\SimpleFS\ISimpleFile;
|
|
use OCP\IImage;
|
|
use OCP\Image as img;
|
|
use OCP\Preview\IProvider;
|
|
|
|
/**
|
|
* Very small wrapper class to make the generator fully unit testable
|
|
*/
|
|
class GeneratorHelper {
|
|
|
|
/** @var IRootFolder */
|
|
private $rootFolder;
|
|
|
|
public function __construct(IRootFolder $rootFolder) {
|
|
$this->rootFolder = $rootFolder;
|
|
}
|
|
|
|
/**
|
|
* @param IProvider $provider
|
|
* @param File $file
|
|
* @param int $maxWidth
|
|
* @param int $maxHeight
|
|
* @return bool|IImage
|
|
*/
|
|
public function getThumbnail(IProvider $provider, File $file, $maxWidth, $maxHeight) {
|
|
list($view, $path) = $this->getViewAndPath($file);
|
|
return $provider->getThumbnail($path, $maxWidth, $maxHeight, false, $view);
|
|
}
|
|
|
|
/**
|
|
* @param File $file
|
|
* @return array
|
|
* This is required to create the old view and path
|
|
*/
|
|
private function getViewAndPath(File $file) {
|
|
$absPath = ltrim($file->getPath(), '/');
|
|
$owner = explode('/', $absPath)[0];
|
|
|
|
$userFolder = $this->rootFolder->getUserFolder($owner)->getParent();
|
|
|
|
$nodes = $userFolder->getById($file->getId());
|
|
$file = $nodes[0];
|
|
|
|
$view = new View($userFolder->getPath());
|
|
$path = $userFolder->getRelativePath($file->getPath());
|
|
|
|
return [$view, $path];
|
|
}
|
|
|
|
/**
|
|
* @param ISimpleFile $maxPreview
|
|
* @return IImage
|
|
*/
|
|
public function getImage(ISimpleFile $maxPreview) {
|
|
return new img($maxPreview->getContent());
|
|
}
|
|
|
|
/**
|
|
* @param $provider
|
|
* @return IProvider
|
|
*/
|
|
public function getProvider($provider) {
|
|
return $provider();
|
|
}
|
|
}
|