public virtual async Task ValidateEditInfo(Guid currentUserId, Guid chatId, TChatInfo chatInfo, string serviceName,
string methodName = null)
{
var participant = await ReadChatParticipantStore.Retrieve(chatId, currentUserId);
if (participant == null || participant.ChatParticipantStatus != ChatParticipantStatus.Active || participant.ChatParticipantType.NotIn(ChatParticipantType.Admin, ChatParticipantType.Moderator, ChatParticipantType.Participant))
{
throw new DotChatAccessDeniedException(new ErrorCode(ErrorType.AccessDenied, ErrorModule.Security, ErrorOperation.Edit, ErrorEntity.ChatInfo),
serviceName, methodName, chatId, currentUserId);
}
}
public virtual async Task ValidateAdd(Guid currentUserId, Guid chatId, Guid userId, ChatParticipantType chatParticipantType, string style, string metadata,
string serviceName, string methodName = null)
{
var participant = await ReadChatParticipantStore.Retrieve(chatId, currentUserId);
if (CanNotAddParticipant(participant))
{
throw new DotChatAccessDeniedException(new ErrorCode(ErrorType.AccessDenied, ErrorModule.Security, ErrorOperation.Add, ErrorEntity.Participant),
serviceName, methodName, chatId, currentUserId);
}
if (IsHigherParticipantType(chatParticipantType, participant.ChatParticipantType))
{
throw new DotChatAccessDeniedException(new ErrorCode(ErrorType.AccessDeniedDueToSelfElevation, ErrorModule.Security, ErrorOperation.Add, ErrorEntity.ParticipantType),
serviceName, methodName, chatId, currentUserId);
}
}
public virtual async Task ValidateGetPage(Guid currentUserId, Guid chatId, IReadOnlyCollection <TMessageFilter> filters, TPagingOptions pagingOptions,
TPagedResult messagesPage, string serviceName, string methodName = null)
{
var participant = await ReadChatParticipantStore.Retrieve(chatId, currentUserId);
if (participant == null || participant.ChatParticipantStatus != ChatParticipantStatus.Active)
{
throw new DotChatAccessDeniedException(new ErrorCode(ErrorType.AccessDenied, ErrorModule.Security, ErrorOperation.Get, ErrorEntity.Message),
serviceName, methodName, chatId, currentUserId);
}
}
