X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fusers.cpp;h=fd4afbcef7a643b7bd061ed07ca240ba266e63bc;hb=419537e7453928af2fde6648e87085a27e443486;hp=abe0f8804b4f7765281387f2b943741aa6d0cfa5;hpb=e827ec50d89e296ea6b19807631b56ed80e869a7;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/users.cpp b/src/users.cpp index abe0f8804..fd4afbcef 100644 --- a/src/users.cpp +++ b/src/users.cpp @@ -26,8 +26,6 @@ #include "inspircd.h" #include "xline.h" -already_sent_t LocalUser::already_sent_id = 0; - bool User::IsNoticeMaskSet(unsigned char sm) { if (!isalpha(sm)) @@ -76,8 +74,12 @@ User::User(const std::string& uid, Server* srv, int type) ServerInstance->Logs->Log("USERS", LOG_DEBUG, "New UUID for user: %s", uuid.c_str()); - if (!ServerInstance->Users->uuidlist.insert(std::make_pair(uuid, this)).second) - throw CoreException("Duplicate UUID "+std::string(uuid)+" in User constructor"); + // Do not insert FakeUsers into the uuidlist so FindUUID() won't return them which is the desired behavior + if (type != USERTYPE_SERVER) + { + if (!ServerInstance->Users.uuidlist.insert(std::make_pair(uuid, this)).second) + throw CoreException("Duplicate UUID in User constructor: " + uuid); + } } LocalUser::LocalUser(int myfd, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* servaddr) @@ -97,8 +99,6 @@ LocalUser::LocalUser(int myfd, irc::sockets::sockaddrs* client, irc::sockets::so User::~User() { - if (ServerInstance->FindUUID(uuid)) - ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "User destructor for %s called without cull", uuid.c_str()); } const std::string& User::MakeHost() @@ -141,28 +141,6 @@ const std::string& User::GetFullRealHost() return this->cached_fullrealhost; } -InviteList& LocalUser::GetInviteList() -{ - RemoveExpiredInvites(); - return invites; -} - -bool LocalUser::RemoveInvite(Channel* chan) -{ - Invitation* inv = Invitation::Find(chan, this); - if (inv) - { - delete inv; - return true; - } - return false; -} - -void LocalUser::RemoveExpiredInvites() -{ - Invitation::Find(NULL, this); -} - bool User::HasModePermission(unsigned char, ModeType) { return true; @@ -279,7 +257,7 @@ void UserIOHandler::OnDataReady() return; eol_found: // just found a newline. Terminate the string, and pull it out of recvq - recvq = recvq.substr(qpos); + recvq.erase(0, qpos); // TODO should this be moved to when it was inserted in recvq? ServerInstance->stats.Recv += qpos; @@ -330,8 +308,6 @@ CullResult User::cull() CullResult LocalUser::cull() { - ServerInstance->Users->local_users.erase(this); - ClearInvites(); eh.cull(); return User::cull(); } @@ -340,8 +316,7 @@ CullResult FakeUser::cull() { // Fake users don't quit, they just get culled. quitting = true; - // Fake users are not inserted into UserManager::clientlist, they're only in the uuidlist - ServerInstance->Users->uuidlist.erase(uuid); + // Fake users are not inserted into UserManager::clientlist or uuidlist, so we don't need to modify those here return User::cull(); } @@ -417,7 +392,7 @@ void OperInfo::init() { this->AllowedUserModes.set(); } - else if (*c >= 'A' && *c < 'z') + else if (*c >= 'A' && *c <= 'z') { this->AllowedUserModes[*c - 'A'] = true; } @@ -430,7 +405,7 @@ void OperInfo::init() { this->AllowedChanModes.set(); } - else if (*c >= 'A' && *c < 'z') + else if (*c >= 'A' && *c <= 'z') { this->AllowedChanModes[*c - 'A'] = true; } @@ -452,21 +427,16 @@ void User::UnOper() /* Remove all oper only modes from the user when the deoper - Bug #466*/ - std::string moderemove("-"); - - for (unsigned char letter = 'A'; letter <= 'z'; letter++) + Modes::ChangeList changelist; + const ModeParser::ModeHandlerMap& usermodes = ServerInstance->Modes->GetModes(MODETYPE_USER); + for (ModeParser::ModeHandlerMap::const_iterator i = usermodes.begin(); i != usermodes.end(); ++i) { - ModeHandler* mh = ServerInstance->Modes->FindMode(letter, MODETYPE_USER); - if (mh && mh->NeedsOper()) - moderemove += letter; + ModeHandler* mh = i->second; + if (mh->NeedsOper()) + changelist.push_remove(mh); } - - std::vector parameters; - parameters.push_back(this->nick); - parameters.push_back(moderemove); - - ServerInstance->Modes->Process(parameters, this); + ServerInstance->Modes->Process(this, NULL, this, changelist); // Remove the user from the oper list stdalgo::vector::swaperase(ServerInstance->Users->all_opers, this); @@ -772,7 +742,7 @@ void LocalUser::Write(const std::string& text) if (text.length() > ServerInstance->Config->Limits.MaxLine - 2) { // this should happen rarely or never. Crop the string at 512 and try again. - std::string try_again = text.substr(0, ServerInstance->Config->Limits.MaxLine - 2); + std::string try_again(text, 0, ServerInstance->Config->Limits.MaxLine - 2); Write(try_again); return; } @@ -853,11 +823,27 @@ void User::WriteFrom(User *user, const char* text, ...) this->WriteFrom(user, textbuffer); } -void User::WriteCommon(const char* text, ...) +namespace { - if (this->registered != REG_ALL || quitting) - return; + class WriteCommonRawHandler : public User::ForEachNeighborHandler + { + const std::string& msg; + + void Execute(LocalUser* user) CXX11_OVERRIDE + { + user->Write(msg); + } + + public: + WriteCommonRawHandler(const std::string& message) + : msg(message) + { + } + }; +} +void User::WriteCommon(const char* text, ...) +{ std::string textbuffer; VAFORMAT(textbuffer, text, text); textbuffer = ":" + this->GetFullHost() + " " + textbuffer; @@ -866,79 +852,58 @@ void User::WriteCommon(const char* text, ...) void User::WriteCommonRaw(const std::string &line, bool include_self) { - if (this->registered != REG_ALL || quitting) - return; - - LocalUser::already_sent_id++; - - IncludeChanList include_c(chans.begin(), chans.end()); - std::map exceptions; - - exceptions[this] = include_self; - - FOREACH_MOD(OnBuildNeighborList, (this, include_c, exceptions)); - - for (std::map::iterator i = exceptions.begin(); i != exceptions.end(); ++i) - { - LocalUser* u = IS_LOCAL(i->first); - if (u && !u->quitting) - { - u->already_sent = LocalUser::already_sent_id; - if (i->second) - u->Write(line); - } - } - for (IncludeChanList::const_iterator v = include_c.begin(); v != include_c.end(); ++v) - { - Channel* c = (*v)->chan; - const UserMembList* ulist = c->GetUsers(); - for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++) - { - LocalUser* u = IS_LOCAL(i->first); - if (u && u->already_sent != LocalUser::already_sent_id) - { - u->already_sent = LocalUser::already_sent_id; - u->Write(line); - } - } - } + WriteCommonRawHandler handler(line); + ForEachNeighbor(handler, include_self); } -void User::WriteCommonQuit(const std::string &normal_text, const std::string &oper_text) +void User::ForEachNeighbor(ForEachNeighborHandler& handler, bool include_self) { - if (this->registered != REG_ALL) - return; - - already_sent_t uniq_id = ++LocalUser::already_sent_id; + // The basic logic for visiting the neighbors of a user is to iterate the channel list of the user + // and visit all users on those channels. Because two users may share more than one common channel, + // we must skip users that we have already visited. + // To do this, we make use of a global counter and an integral 'already_sent' field in LocalUser. + // The global counter is incremented every time we do something for each neighbor of a user. Then, + // before visiting a member we examine user->already_sent. If it's equal to the current counter, we + // skip the member. Otherwise, we set it to the current counter and visit the member. - const std::string normalMessage = ":" + this->GetFullHost() + " QUIT :" + normal_text; - const std::string operMessage = ":" + this->GetFullHost() + " QUIT :" + oper_text; - - IncludeChanList include_c(chans.begin(), chans.end()); - std::map exceptions; + // Ask modules to build a list of exceptions. + // Mods may also exclude entire channels by erasing them from include_chans. + IncludeChanList include_chans(chans.begin(), chans.end()); + std::map exceptions; + exceptions[this] = include_self; + FOREACH_MOD(OnBuildNeighborList, (this, include_chans, exceptions)); - FOREACH_MOD(OnBuildNeighborList, (this, include_c, exceptions)); + // Get next id, guaranteed to differ from the already_sent field of all users + const already_sent_t newid = ServerInstance->Users.NextAlreadySentId(); - for (std::map::iterator i = exceptions.begin(); i != exceptions.end(); ++i) + // Handle exceptions first + for (std::map::const_iterator i = exceptions.begin(); i != exceptions.end(); ++i) { - LocalUser* u = IS_LOCAL(i->first); - if (u && !u->quitting) + LocalUser* curr = IS_LOCAL(i->first); + if (curr) { - u->already_sent = uniq_id; - if (i->second) - u->Write(u->IsOper() ? operMessage : normalMessage); + // Mark as visited to ensure we won't visit again if there is a common channel + curr->already_sent = newid; + // Always treat quitting users as excluded + if ((i->second) && (!curr->quitting)) + handler.Execute(curr); } } - for (IncludeChanList::const_iterator v = include_c.begin(); v != include_c.end(); ++v) + + // Now consider the real neighbors + for (IncludeChanList::const_iterator i = include_chans.begin(); i != include_chans.end(); ++i) { - const UserMembList* ulist = (*v)->chan->GetUsers(); - for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++) + Channel* chan = (*i)->chan; + const Channel::MemberMap& userlist = chan->GetUsers(); + for (Channel::MemberMap::const_iterator j = userlist.begin(); j != userlist.end(); ++j) { - LocalUser* u = IS_LOCAL(i->first); - if (u && (u->already_sent != uniq_id)) + LocalUser* curr = IS_LOCAL(j->first); + // User not yet visited? + if ((curr) && (curr->already_sent != newid)) { - u->already_sent = uniq_id; - u->Write(u->IsOper() ? operMessage : normalMessage); + // Mark as visited and execute function + curr->already_sent = newid; + handler.Execute(curr); } } } @@ -997,7 +962,7 @@ void User::SendText(const std::string& linePrefix, std::stringstream& textStream bool User::SharesChannelWith(User *other) { /* Outer loop */ - for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++) + for (User::ChanList::iterator i = this->chans.begin(); i != this->chans.end(); ++i) { /* Eliminate the inner loop (which used to be ~equal in size to the outer loop) * by replacing it with a map::find which *should* be more efficient @@ -1078,7 +1043,7 @@ void LocalUser::SetClass(const std::string &explicit_name) if (!explicit_name.empty()) { - for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++) + for (ServerConfig::ClassVector::const_iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); ++i) { ConnectClass* c = *i; @@ -1091,7 +1056,7 @@ void LocalUser::SetClass(const std::string &explicit_name) } else { - for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++) + for (ServerConfig::ClassVector::const_iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); ++i) { ConnectClass* c = *i; ServerInstance->Logs->Log("CONNECTCLASS", LOG_DEBUG, "Checking %s", c->GetName().c_str()); @@ -1170,7 +1135,7 @@ void LocalUser::SetClass(const std::string &explicit_name) void User::PurgeEmptyChannels() { // firstly decrement the count on each channel - for (UCListIter i = this->chans.begin(); i != this->chans.end(); ) + for (User::ChanList::iterator i = this->chans.begin(); i != this->chans.end(); ) { Channel* c = (*i)->chan; ++i;