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<?php
namespace Kanboard\Controller;
use Kanboard\Core\ObjectStorage\ObjectStorageException;
use Kanboard\Core\Thumbnail;
/**
* Avatar File Controller
*
* @package Kanboard\Controller
* @author Frederic Guillot
*/
class AvatarFileController extends BaseController
{
/**
* Display avatar page
*/
public function show()
{
$user = $this->getUser();
$this->response->html($this->helper->layout->user('avatar_file/show', array(
'user' => $user,
)));
}
/**
* Upload Avatar
*/
public function upload()
{
$this->checkCSRFParam();
$user = $this->getUser();
if (! $this->avatarFileModel->uploadImageFile($user['id'], $this->request->getFileInfo('avatar'))) {
$this->flash->failure(t('Unable to upload files, check the permissions of your data folder.'));
}
$this->renderResponse($user['id']);
}
/**
* Remove Avatar image
*/
public function remove()
{
$this->checkCSRFParam();
$user = $this->getUser();
$this->avatarFileModel->remove($user['id']);
$this->userSession->refresh($user['id']);
$this->renderResponse($user['id']);
}
/**
* Show Avatar image (public)
*/
public function image()
{
$user_id = $this->request->getIntegerParam('user_id');
$size = $this->request->getStringParam('size', 48);
if ($size > 100) {
$this->response->status(400);
return;
}
$filename = $this->avatarFileModel->getFilename($user_id);
$etag = md5($filename.$size);
$this->response->withCache(365 * 86400, $etag);
$this->response->withContentType('image/png');
if ($this->request->getHeader('If-None-Match') !== '"'.$etag.'"') {
$this->response->send();
$this->render($filename, $size);
} else {
$this->response->status(304);
}
}
/**
* Render thumbnail from object storage
*
* @access private
* @param string $filename
* @param integer $size
*/
private function render($filename, $size)
{
try {
$blob = $this->objectStorage->get($filename);
Thumbnail::createFromString($blob)
->resize($size, $size)
->toOutput();
} catch (ObjectStorageException $e) {
$this->logger->error($e->getMessage());
}
}
protected function renderResponse($userId)
{
if ($this->request->isAjax()) {
$this->show();
} else {
$this->response->redirect($this->helper->url->to('AvatarFileController', 'show', array('user_id' => $userId)));
}
}
}
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