/**
* @param Attachment $attachment
*
* @throws FireflyException
*
*/
public function download(Attachment $attachment)
{
// create a disk.
$disk = Storage::disk('upload');
$file = $attachment->fileName();
if ($disk->exists($file)) {
$quoted = sprintf('"%s"', addcslashes(basename($attachment->filename), '"\\'));
$content = Crypt::decrypt($disk->get($file));
Log::debug('Send file to user', ['file' => $quoted, 'size' => strlen($content)]);
return response($content, 200)->header('Content-Description', 'File Transfer')->header('Content-Type', 'application/octet-stream')->header('Content-Disposition', 'attachment; filename=' . $quoted)->header('Content-Transfer-Encoding', 'binary')->header('Connection', 'Keep-Alive')->header('Expires', '0')->header('Cache-Control', 'must-revalidate, post-check=0, pre-check=0')->header('Pragma', 'public')->header('Content-Length', strlen($content));
}
throw new FireflyException('Could not find the indicated attachment. The file is no longer there.');
}
/**
*
* @param UploadedFile $file
* @param Model $model
*
* @return Attachment
*/
protected function processFile(UploadedFile $file, Model $model) : Attachment
{
$validation = $this->validateUpload($file, $model);
if ($validation === false) {
return new Attachment();
}
$attachment = new Attachment();
// create Attachment object.
$attachment->user()->associate(auth()->user());
$attachment->attachable()->associate($model);
$attachment->md5 = md5_file($file->getRealPath());
$attachment->filename = $file->getClientOriginalName();
$attachment->mime = $file->getMimeType();
$attachment->size = $file->getSize();
$attachment->uploaded = 0;
$attachment->save();
$fileObject = $file->openFile('r');
$fileObject->rewind();
$content = $fileObject->fread($file->getSize());
$encrypted = Crypt::encrypt($content);
// store it:
$this->uploadDisk->put($attachment->fileName(), $encrypted);
$attachment->uploaded = 1;
// update attachment
$attachment->save();
$name = e($file->getClientOriginalName());
// add message:
$msg = (string) trans('validation.file_attached', ['name' => $name]);
$this->messages->add('attachments', $msg);
// return it.
return $attachment;
}
/**
* @param Attachment $attachment
*
* @return bool
*/
private function exportAttachment(Attachment $attachment) : bool
{
$file = $attachment->fileName();
if ($this->uploadDisk->exists($file)) {
try {
$decrypted = Crypt::decrypt($this->uploadDisk->get($file));
$exportFile = $this->exportFileName($attachment);
$this->exportDisk->put($exportFile, $decrypted);
$this->getFiles()->push($exportFile);
// explain:
$this->explain($attachment);
} catch (DecryptException $e) {
Log::error('Catchable error: could not decrypt attachment #' . $attachment->id . ' because: ' . $e->getMessage());
}
}
return true;
}
