public void Handle(EditFileCommand command)
{
File file = fileRepository.GetById(command.FileId).EnsureFound(command.FileId);
if (!file.IsOwnedBy(currentUser.ToDomainUser()))
{
throw new PermissionException($"The user doesn't have a permission to edit the file with id {command.FileId}");
}
file.Edit(command.FileName, command.Description, DateTime.UtcNow);
fileRepository.Update(file);
eventBus.PublishAfterCommit <FileEditedEvent, File>(file);
}
public void Handle(UnshareFileCommand command)
{
File file = fileRepository.GetById(command.FileId).EnsureFound(command.FileId);
if (!HasPermissionToUnshare(command, file))
{
throw new PermissionException($"The user doesn't have a permission to unshare the file with id {command.FileId}");
}
file.Unshare(new User(command.UserId, "N/A"));
eventBus.PublishAfterCommit <FileSharedEvent, FileSharesChangedMessage>(
new FileSharesChangedMessage(file, command.UserId));
}
public void Handle(DeleteFileCommand command)
{
File file = fileRepository.GetById(command.FileId)
.EnsureFound(command.FileId);
if (!file.IsOwnedBy(currentUser.ToDomainUser()))
{
throw new PermissionException($"The user doesn't have a permission to delete the file with id {command.FileId}");
}
// ensure that the file is deleted from disk before deleting the entity
fileRepository.Delete(file);
fileStorage.DeleteFile(file);
eventBus.PublishAfterCommit <FileDeletedEvent, File>(file);
}
public void Handle(AcquireFileLockCommand command)
{
File file = fileRepository.GetById(command.FileId).EnsureFound(command.FileId);
User currentUser = currentUserSource.GetCurrentUser();
if (!file.CanBeModifiedBy(currentUser))
{
throw new PermissionException($"The user doesn't have a permission to lock the file with id {command.FileId}");
}
fileLockingService.Lock(file, currentUser);
UserDto lockOwner = fileLockingService.GetLockOwner(file);
eventBus.PublishAfterCommit <FileLockChangedEvent, FileLockChangedMessage>(
new FileLockChangedMessage(command.FileId, FileLockDto.ForUser(lockOwner)));
}
public void Handle(RemoveFileLockCommand command)
{
File file = fileRepository.GetById(command.FileId);
UserDto lockOwner = fileLockingService.GetRequiredLockOwner(file);
if (lockOwner.Id != currentUser.Id)
{
throw new PermissionException("The current user is not the lock owner");
}
fileLockingService.Unlock(file, currentUser.ToDomainUser());
UserDto newLockOwner = fileLockingService.GetLockOwner(file);
eventBus.PublishAfterCommit <FileLockChangedEvent, FileLockChangedMessage>(
new FileLockChangedMessage(command.FileId, FileLockDto.ForUser(newLockOwner)));
}
public void Handle(ShareFileCommand command)
{
File file = fileRepository.GetById(command.FileId).EnsureFound(command.FileId);
if (!file.IsOwnedBy(currentUser.ToDomainUser()))
{
throw new PermissionException($"The user doesn't have a permission to share the file with id {command.FileId}");
}
User shareWith = userRepository.GetById(command.ShareWithUserId);
if (shareWith == null)
{
throw new NotFoundException($"A user with id {command.ShareWithUserId} doesn't exist in the database.");
}
file.ShareWith(shareWith);
eventBus.PublishAfterCommit <FileSharedEvent, FileSharesChangedMessage>(
new FileSharesChangedMessage(file, command.ShareWithUserId));
}