79 lines
3.0 KiB
PHP
79 lines
3.0 KiB
PHP
<?php
|
|
// This file is part of GNU social - https://www.gnu.org/software/social
|
|
//
|
|
// GNU social 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.
|
|
//
|
|
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
defined('GNUSOCIAL') || die();
|
|
|
|
/**
|
|
* Show notice attachments
|
|
*
|
|
* @category Personal
|
|
* @package StatusNet
|
|
* @author Evan Prodromou <evan@status.net>
|
|
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
|
|
* @link http://status.net/
|
|
*/
|
|
class Attachment_thumbnailAction extends AttachmentAction
|
|
{
|
|
protected $thumb_w = null; // max width
|
|
protected $thumb_h = null; // max height
|
|
protected $thumb_c = null; // crop?
|
|
|
|
protected function doPreparation()
|
|
{
|
|
parent::doPreparation();
|
|
|
|
$this->thumb_w = $this->int('w');
|
|
$this->thumb_h = $this->int('h');
|
|
$this->thumb_c = $this->boolean('c');
|
|
}
|
|
|
|
/**
|
|
* Show an inline representation of an attachment of the size
|
|
* requested in the GET variables (read in the constructor). Tries
|
|
* to send the most appropriate file with the correct size and
|
|
* headers or displays an error if it's not possible.
|
|
* @throws ClientException
|
|
* @throws ReflectionException
|
|
* @throws ServerException
|
|
*/
|
|
public function showPage(): void
|
|
{
|
|
// Returns a File_thumbnail object or throws exception if not available
|
|
try {
|
|
$thumbnail = $this->attachment->getThumbnail($this->thumb_w, $this->thumb_h, $this->thumb_c);
|
|
$file = $thumbnail->getFile();
|
|
} catch (UseFileAsThumbnailException $e) {
|
|
// With this exception, the file exists locally
|
|
$file = $e->file;
|
|
} catch (FileNotFoundException $e) {
|
|
$this->clientError(_m('No such attachment'), 404);
|
|
}
|
|
|
|
// Disable errors, to not mess with the file contents (suppress errors in case access to this
|
|
// function is blocked, like in some shared hosts). Automatically reset at the end of the
|
|
// script execution, and we don't want to have any more errors until then, so don't reset it
|
|
@ini_set('display_errors', 0);
|
|
|
|
header("Content-Description: File Transfer");
|
|
header("Content-Type: {$this->mimetype}");
|
|
header("Content-Disposition: inline; filename=\"{$this->filename}\"");
|
|
header('Expires: 0');
|
|
header('Content-Transfer-Encoding: binary');
|
|
|
|
parent::sendFile();
|
|
}
|
|
}
|