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<?php
namespace Kanboard\Model;
use Exception;
/**
* Avatar File
*
* @package model
* @author Frederic Guillot
*/
class AvatarFile extends Base
{
/**
* Path prefix
*
* @var string
*/
const PATH_PREFIX = 'avatars';
/**
* Get image filename
*
* @access public
* @param integer $user_id
* @return string
*/
public function getFilename($user_id)
{
return $this->db->table(User::TABLE)->eq('id', $user_id)->findOneColumn('avatar_path');
}
/**
* Add avatar in the user profile
*
* @access public
* @param integer $user_id Foreign key
* @param string $path Path on the disk
* @return bool
*/
public function create($user_id, $path)
{
$result = $this->db->table(User::TABLE)->eq('id', $user_id)->update(array(
'avatar_path' => $path,
));
$this->userSession->refresh($user_id);
return $result;
}
/**
* Remove avatar from the user profile
*
* @access public
* @param integer $user_id Foreign key
* @return bool
*/
public function remove($user_id)
{
try {
$filename = $this->getFilename($user_id);
if (! empty($filename)) {
$this->objectStorage->remove($filename);
return $this->db->table(User::TABLE)->eq('id', $user_id)->update(array('avatar_path' => ''));
}
} catch (Exception $e) {
$this->logger->error($e->getMessage());
return false;
}
return true;
}
/**
* Upload avatar image file
*
* @access public
* @param integer $user_id
* @param array $file
* @return boolean
*/
public function uploadImageFile($user_id, array $file)
{
try {
if ($file['error'] == UPLOAD_ERR_OK && $file['size'] > 0) {
$destinationFilename = $this->generatePath($user_id, $file['name']);
$this->objectStorage->moveUploadedFile($file['tmp_name'], $destinationFilename);
$this->create($user_id, $destinationFilename);
} else {
throw new Exception('File not uploaded: '.var_export($file['error'], true));
}
} catch (Exception $e) {
$this->logger->error($e->getMessage());
return false;
}
return true;
}
/**
* Upload avatar image content
*
* @access public
* @param integer $user_id
* @param string $blob
* @return boolean
*/
public function uploadImageContent($user_id, &$blob)
{
try {
$destinationFilename = $this->generatePath($user_id, 'imageContent');
$this->objectStorage->put($destinationFilename, $blob);
$this->create($user_id, $destinationFilename);
} catch (Exception $e) {
$this->logger->error($e->getMessage());
return false;
}
return true;
}
/**
* Generate the path for a new filename
*
* @access public
* @param integer $user_id
* @param string $filename
* @return string
*/
public function generatePath($user_id, $filename)
{
return implode(DIRECTORY_SEPARATOR, array(self::PATH_PREFIX, $user_id, hash('sha1', $filename.time())));
}
}
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