#include "inspircd.h"
-#include <stdarg.h>
-#include "socketengine.h"
#include "xline.h"
-#include "bancache.h"
-
-already_sent_t LocalUser::already_sent_id = 0;
bool User::IsNoticeMaskSet(unsigned char sm)
{
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)
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()
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;
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;
user->bytes_in += qpos;
user->cmds_in++;
- ServerInstance->Parser->ProcessBuffer(line, user);
+ ServerInstance->Parser.ProcessBuffer(line, user);
if (user->quitting)
return;
}
CullResult LocalUser::cull()
{
- ServerInstance->Users->local_users.erase(this);
- ClearInvites();
eh.cull();
return User::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();
}
LocalUser* l = IS_LOCAL(this);
std::string vhost = oper->getConfig("vhost");
if (!vhost.empty())
- l->ChangeDisplayedHost(vhost.c_str());
+ l->ChangeDisplayedHost(vhost);
std::string opClass = oper->getConfig("class");
if (!opClass.empty())
l->SetClass(opClass);
ServerInstance->SNO->WriteToSnoMask('o',"%s (%s@%s) is now an IRC operator of type %s (using oper '%s')",
nick.c_str(), ident.c_str(), host.c_str(), oper->name.c_str(), opername.c_str());
- this->WriteNumeric(RPL_YOUAREOPER, ":You are now %s %s", strchr("aeiouAEIOU", oper->name[0]) ? "an" : "a", oper->name.c_str());
+ this->WriteNumeric(RPL_YOUAREOPER, InspIRCd::Format("You are now %s %s", strchr("aeiouAEIOU", oper->name[0]) ? "an" : "a", oper->name.c_str()));
ServerInstance->Logs->Log("OPER", LOG_DEFAULT, "%s opered as type: %s", GetFullRealHost().c_str(), oper->name.c_str());
ServerInstance->Users->all_opers.push_back(this);
{
this->AllowedUserModes.set();
}
- else if (*c >= 'A' && *c < 'z')
+ else if (*c >= 'A' && *c <= 'z')
{
this->AllowedUserModes[*c - 'A'] = true;
}
{
this->AllowedChanModes.set();
}
- else if (*c >= 'A' && *c < 'z')
+ else if (*c >= 'A' && *c <= 'z')
{
this->AllowedChanModes[*c - 'A'] = true;
}
/* 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<std::string> 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);
if (quitting)
return;
- this->WriteNumeric(RPL_WELCOME, ":Welcome to the %s IRC Network %s", ServerInstance->Config->Network.c_str(), GetFullRealHost().c_str());
- this->WriteNumeric(RPL_YOURHOSTIS, ":Your host is %s, running version %s", ServerInstance->Config->ServerName.c_str(), INSPIRCD_BRANCH);
- this->WriteNumeric(RPL_SERVERCREATED, ":This server was created %s %s", __TIME__, __DATE__);
+ this->WriteNumeric(RPL_WELCOME, InspIRCd::Format("Welcome to the %s IRC Network %s", ServerInstance->Config->Network.c_str(), GetFullRealHost().c_str()));
+ this->WriteNumeric(RPL_YOURHOSTIS, InspIRCd::Format("Your host is %s, running version %s", ServerInstance->Config->ServerName.c_str(), INSPIRCD_BRANCH));
+ this->WriteNumeric(RPL_SERVERCREATED, InspIRCd::Format("This server was created %s %s", __TIME__, __DATE__));
const std::string& modelist = ServerInstance->Modes->GetModeListFor004Numeric();
- this->WriteNumeric(RPL_SERVERVERSION, "%s %s %s", ServerInstance->Config->ServerName.c_str(), INSPIRCD_BRANCH, modelist.c_str());
+ this->WriteNumeric(RPL_SERVERVERSION, ServerInstance->Config->ServerName, INSPIRCD_BRANCH, modelist);
ServerInstance->ISupport.SendTo(this);
std::vector<std::string> parameters;
FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, parameters, this, true, command));
if (!MOD_RESULT)
- ServerInstance->Parser->CallHandler(command, parameters, this);
+ ServerInstance->Parser.CallHandler(command, parameters, this);
MOD_RESULT = MOD_RES_PASSTHRU;
command = "MOTD";
FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, parameters, this, true, command));
if (!MOD_RESULT)
- ServerInstance->Parser->CallHandler(command, parameters, this);
+ ServerInstance->Parser.CallHandler(command, parameters, this);
if (ServerInstance->Config->RawLog)
WriteServ("PRIVMSG %s :*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded.", nick.c_str());
ServerInstance->SNO->WriteToSnoMask('c',"Client connecting on port %d (class %s): %s (%s) [%s]",
this->GetServerPort(), this->MyClass->name.c_str(), GetFullRealHost().c_str(), this->GetIPString().c_str(), this->fullname.c_str());
ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Adding NEGATIVE hit for " + this->GetIPString());
- ServerInstance->BanCache->AddHit(this->GetIPString(), "", "");
+ ServerInstance->BanCache.AddHit(this->GetIPString(), "", "");
// reset the flood penalty (which could have been raised due to things like auto +x)
CommandFloodPenalty = 0;
}
cached_fullrealhost.clear();
}
-bool User::ChangeNick(const std::string& newnick, bool force, time_t newts)
+bool User::ChangeNick(const std::string& newnick, time_t newts)
{
if (quitting)
{
return false;
}
- if (!force)
+ User* const InUse = ServerInstance->FindNickOnly(newnick);
+ if (InUse == this)
{
- ModResult MOD_RESULT;
- FIRST_MOD_RESULT(OnUserPreNick, MOD_RESULT, (this, newnick));
-
- if (MOD_RESULT == MOD_RES_DENY)
- {
- ServerInstance->stats.Collisions++;
- return false;
- }
- }
-
- if (assign(newnick) == assign(nick))
- {
- // case change, don't need to check Q:lines and such
+ // case change, don't need to check campers
// and, if it's identical including case, we can leave right now
// We also don't update the nick TS if it's a case change, either
if (newnick == nick)
}
else
{
- /*
- * Don't check Q:Lines if it's a server-enforced change, just on the off-chance some fucking *moron*
- * tries to Q:Line SIDs, also, this means we just get our way period, as it really should be.
- * Thanks Kein for finding this. -- w00t
- *
- * Also don't check Q:Lines for remote nickchanges, they should have our Q:Lines anyway to enforce themselves.
- * -- w00t
- */
- if (IS_LOCAL(this) && !force)
- {
- XLine* mq = ServerInstance->XLines->MatchesLine("Q",newnick);
- if (mq)
- {
- if (this->registered == REG_ALL)
- {
- ServerInstance->SNO->WriteGlobalSno('a', "Q-Lined nickname %s from %s: %s",
- newnick.c_str(), GetFullRealHost().c_str(), mq->reason.c_str());
- }
- this->WriteNumeric(ERR_ERRONEUSNICKNAME, "%s :Invalid nickname: %s", newnick.c_str(), mq->reason.c_str());
- return false;
- }
-
- if (ServerInstance->Config->RestrictBannedUsers)
- {
- for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
- {
- Channel* chan = (*i)->chan;
- if (chan->GetPrefixValue(this) < VOICE_VALUE && chan->IsBanned(this))
- {
- this->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s :Cannot send to channel (you're banned)", chan->name.c_str());
- return false;
- }
- }
- }
- }
-
/*
* Uh oh.. if the nickname is in use, and it's not in use by the person using it (doh) --
* then we have a potential collide. Check whether someone else is camping on the nick
* If the guy using the nick is already using it, tell the incoming nick change to gtfo,
* because the nick is already (rightfully) in use. -- w00t
*/
- User* InUse = ServerInstance->FindNickOnly(newnick);
- if (InUse && (InUse != this))
+ if (InUse)
{
if (InUse->registered != REG_ALL)
{
/* force the camper to their UUID, and ask them to re-send a NICK. */
InUse->WriteFrom(InUse, "NICK %s", InUse->uuid.c_str());
- InUse->WriteNumeric(ERR_NICKNAMEINUSE, "%s :Nickname overruled.", InUse->nick.c_str());
+ InUse->WriteNumeric(ERR_NICKNAMEINUSE, InUse->nick, "Nickname overruled.");
- ServerInstance->Users->clientlist.erase(InUse->nick);
- ServerInstance->Users->clientlist[InUse->uuid] = InUse;
-
- InUse->nick = InUse->uuid;
- InUse->InvalidateCache();
InUse->registered &= ~REG_NICK;
+ InUse->ChangeNick(InUse->uuid);
}
else
{
/* No camping, tell the incoming user to stop trying to change nick ;p */
- this->WriteNumeric(ERR_NICKNAMEINUSE, "%s :Nickname is already in use.", newnick.c_str());
+ this->WriteNumeric(ERR_NICKNAMEINUSE, newnick, "Nickname is already in use.");
return false;
}
}
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;
}
this->WriteServ(command + (this->registered & REG_NICK ? " " + this->nick : " *") + " " + text);
}
-void User::WriteNumeric(unsigned int numeric, const char* text, ...)
+namespace
{
- std::string textbuffer;
- VAFORMAT(textbuffer, text, text);
- this->WriteNumeric(numeric, textbuffer);
+ std::string BuildNumeric(const std::string& source, User* targetuser, unsigned int num, const std::vector<std::string>& params)
+ {
+ const char* const target = (targetuser->registered & REG_NICK ? targetuser->nick.c_str() : "*");
+ std::string raw = InspIRCd::Format(":%s %03u %s", source.c_str(), num, target);
+ if (!params.empty())
+ {
+ for (std::vector<std::string>::const_iterator i = params.begin(); i != params.end()-1; ++i)
+ raw.append(1, ' ').append(*i);
+ raw.append(" :").append(params.back());
+ }
+ return raw;
+ }
}
-void User::WriteNumeric(unsigned int numeric, const std::string &text)
+void User::WriteNumeric(const Numeric::Numeric& numeric)
{
ModResult MOD_RESULT;
- FIRST_MOD_RESULT(OnNumeric, MOD_RESULT, (this, numeric, text));
+ FIRST_MOD_RESULT(OnNumeric, MOD_RESULT, (this, numeric));
if (MOD_RESULT == MOD_RES_DENY)
return;
- const std::string message = InspIRCd::Format(":%s %03u %s %s", ServerInstance->Config->ServerName.c_str(),
- numeric, this->registered & REG_NICK ? this->nick.c_str() : "*", text.c_str());
- this->Write(message);
+ const std::string& servername = (numeric.GetServer() ? numeric.GetServer()->GetName() : ServerInstance->Config->ServerName);
+ this->Write(BuildNumeric(servername, this, numeric.GetNumeric(), numeric.GetParams()));
}
void User::WriteFrom(User *user, const std::string &text)
this->WriteFrom(user, textbuffer);
}
-void User::WriteCommon(const char* text, ...)
+void User::WriteRemoteNotice(const std::string& text)
{
- if (this->registered != REG_ALL || quitting)
- return;
-
- std::string textbuffer;
- VAFORMAT(textbuffer, text, text);
- textbuffer = ":" + this->GetFullHost() + " " + textbuffer;
- this->WriteCommonRaw(textbuffer, true);
+ ServerInstance->PI->SendUserNotice(this, text);
}
-void User::WriteCommonRaw(const std::string &line, bool include_self)
+void LocalUser::WriteRemoteNotice(const std::string& text)
{
- if (this->registered != REG_ALL || quitting)
- return;
-
- LocalUser::already_sent_id++;
-
- IncludeChanList include_c(chans.begin(), chans.end());
- std::map<User*,bool> exceptions;
-
- exceptions[this] = include_self;
-
- FOREACH_MOD(OnBuildNeighborList, (this, include_c, exceptions));
+ WriteNotice(text);
+}
- for (std::map<User*,bool>::iterator i = exceptions.begin(); i != exceptions.end(); ++i)
+namespace
+{
+ class WriteCommonRawHandler : public User::ForEachNeighborHandler
{
- LocalUser* u = IS_LOCAL(i->first);
- if (u && !u->quitting)
+ const std::string& msg;
+
+ void Execute(LocalUser* user) CXX11_OVERRIDE
{
- u->already_sent = LocalUser::already_sent_id;
- if (i->second)
- u->Write(line);
+ user->Write(msg);
}
- }
- 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++)
+
+ public:
+ WriteCommonRawHandler(const std::string& message)
+ : msg(message)
{
- 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);
- }
}
- }
+ };
}
-void User::WriteCommonQuit(const std::string &normal_text, const std::string &oper_text)
+void User::WriteCommon(const char* text, ...)
{
- if (this->registered != REG_ALL)
- return;
+ std::string textbuffer;
+ VAFORMAT(textbuffer, text, text);
+ textbuffer = ":" + this->GetFullHost() + " " + textbuffer;
+ this->WriteCommonRaw(textbuffer, true);
+}
- already_sent_t uniq_id = ++LocalUser::already_sent_id;
+void User::WriteCommonRaw(const std::string &line, bool include_self)
+{
+ WriteCommonRawHandler handler(line);
+ ForEachNeighbor(handler, include_self);
+}
- const std::string normalMessage = ":" + this->GetFullHost() + " QUIT :" + normal_text;
- const std::string operMessage = ":" + this->GetFullHost() + " QUIT :" + oper_text;
+void User::ForEachNeighbor(ForEachNeighborHandler& handler, bool include_self)
+{
+ // 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.
- IncludeChanList include_c(chans.begin(), chans.end());
- std::map<User*,bool> 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<User*, bool> 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<User*,bool>::iterator i = exceptions.begin(); i != exceptions.end(); ++i)
+ // Handle exceptions first
+ for (std::map<User*, bool>::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);
}
}
}
SendText(line);
}
-void User::SendText(const std::string& linePrefix, std::stringstream& textStream)
+void User::WriteRemoteNumeric(const Numeric::Numeric& numeric)
{
- std::string line;
- std::string word;
- while (textStream >> word)
- {
- size_t lineLength = linePrefix.length() + line.length() + word.length() + 3; // "\s\n\r"
- if (lineLength > ServerInstance->Config->Limits.MaxLine)
- {
- SendText(linePrefix + line);
- line.clear();
- }
- line += " " + word;
- }
- SendText(linePrefix + line);
+ WriteNumeric(numeric);
}
/* return 0 or 1 depending if users u and u2 share one or more common channels
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
this->InvalidateCache();
if (IS_LOCAL(this))
- this->WriteNumeric(RPL_YOURDISPLAYEDHOST, "%s :is now your displayed host", this->dhost.c_str());
+ this->WriteNumeric(RPL_YOURDISPLAYEDHOST, this->dhost, "is now your displayed host");
return true;
}
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;
}
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());
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;