CChatChannel * CChat::FindChannel(lpctstr pszChannel) const { CChatChannel * pChannel = GetFirstChannel(); for ( ; pChannel != nullptr; pChannel = pChannel->GetNext()) { if (strcmp(pChannel->GetName(), pszChannel) == 0) break; } return pChannel; }
bool CChat::JoinChannel(CChatChanMember * pMember, LPCTSTR pszChannel, LPCTSTR pszPassword) { ADDTOCALLSTACK("CChat::JoinChannel"); ASSERT(pMember != NULL); CClient * pMemberClient = pMember->GetClient(); ASSERT(pMemberClient != NULL); // Are we in a channel now? CChatChannel * pCurrentChannel = pMember->GetChannel(); if (pCurrentChannel != NULL) { // Is it the same channel as the one I'm already in? if (strcmp(pszChannel, pCurrentChannel->GetName()) == 0) { // Tell them and return pMember->SendChatMsg(CHATMSG_AlreadyInConference, pszChannel); return false; } } CChatChannel * pNewChannel = FindChannel(pszChannel); if (pNewChannel == NULL) { pMemberClient->addChatSystemMessage(CHATMSG_NoConference, pszChannel ); return false; } // If there's a password, is it the correct one? if (strcmp(pNewChannel->GetPassword(), pszPassword) != 0) { pMemberClient->addChatSystemMessage(CHATMSG_IncorrectPassword); return false; } // Leave the old channel 1st // Remove from old channel (if any) if (pCurrentChannel != NULL) { // Remove myself from the channels list of members pCurrentChannel->RemoveMember(pMember); // If noone is left, tell the chat system to delete it from memory if (pCurrentChannel->m_Members.GetCount() <= 0) { // Am I the last one here? Delete it from all other clients? DeleteChannel(pCurrentChannel); } // Since we left, clear all members from our client that might be in our list from the channel we just left pMemberClient->addChatSystemMessage(CHATMSG_ClearMemberList); } // Now join a new channel // Add all the members of the channel to the clients list of channel participants pNewChannel->SendMembers(pMember); // Add ourself to the channels list of members if (!pNewChannel->AddMember(pMember)) return false; // Set the channel name title bar pMemberClient->addChatSystemMessage(CHATMSG_UpdateChannelBar, pszChannel); // Now send out my name to all clients in this channel pNewChannel->SendThisMember(pMember); return true; }