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authorattilamolnar <attilamolnar@hush.com>2013-08-09 18:10:48 +0200
committerattilamolnar <attilamolnar@hush.com>2013-08-09 18:10:48 +0200
commite4b76e65025ce6039e6c07fa7c7b28962abd6e18 (patch)
tree99db6787485b4c04e28d1c55c9be4f4495506066 /src/modules
parent9962840222b6886f7653fc64443f19ebd661cc63 (diff)
Move host cycle logic into m_hostcycle
Diffstat (limited to 'src/modules')
-rw-r--r--src/modules/m_hostcycle.cpp114
1 files changed, 114 insertions, 0 deletions
diff --git a/src/modules/m_hostcycle.cpp b/src/modules/m_hostcycle.cpp
new file mode 100644
index 000000000..79b4169ec
--- /dev/null
+++ b/src/modules/m_hostcycle.cpp
@@ -0,0 +1,114 @@
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2013 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ *
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "inspircd.h"
+
+class ModuleHostCycle : public Module
+{
+ /** Send fake quit/join/mode messages for host or ident cycle.
+ */
+ static void DoHostCycle(User* user, const std::string& newident, const std::string& newhost, const char* quitmsg)
+ {
+ // GetFullHost() returns the original data at the time this function is called
+ const std::string quitline = ":" + user->GetFullHost() + " QUIT :" + quitmsg;
+
+ already_sent_t silent_id = ++LocalUser::already_sent_id;
+ already_sent_t seen_id = ++LocalUser::already_sent_id;
+
+ UserChanList include_chans(user->chans);
+ std::map<User*,bool> exceptions;
+
+ FOREACH_MOD(OnBuildNeighborList, (user, include_chans, exceptions));
+
+ for (std::map<User*,bool>::iterator i = exceptions.begin(); i != exceptions.end(); ++i)
+ {
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u && !u->quitting)
+ {
+ if (i->second)
+ {
+ u->already_sent = seen_id;
+ u->Write(quitline);
+ }
+ else
+ {
+ u->already_sent = silent_id;
+ }
+ }
+ }
+
+ std::string newfullhost = user->nick + "!" + newident + "@" + newhost;
+
+ for (UCListIter i = include_chans.begin(); i != include_chans.end(); ++i)
+ {
+ Channel* c = *i;
+ Membership* memb = c->GetUser(user);
+ const std::string joinline = ":" + newfullhost + " JOIN " + c->name;
+ std::string modeline;
+
+ if (!memb->modes.empty())
+ {
+ modeline = ":" + (ServerInstance->Config->CycleHostsFromUser ? newfullhost : ServerInstance->Config->ServerName)
+ + " MODE " + c->name + " +" + memb->modes;
+
+ for (size_t j = 0; j < memb->modes.length(); j++)
+ modeline.append(" ").append(user->nick);
+ }
+
+ const UserMembList* ulist = c->GetUsers();
+ for (UserMembList::const_iterator j = ulist->begin(); j != ulist->end(); ++j)
+ {
+ LocalUser* u = IS_LOCAL(j->first);
+ if (u == NULL || u == user)
+ continue;
+ if (u->already_sent == silent_id)
+ continue;
+
+ if (u->already_sent != seen_id)
+ {
+ u->Write(quitline);
+ u->already_sent = seen_id;
+ }
+
+ u->Write(joinline);
+ if (!memb->modes.empty())
+ u->Write(modeline);
+ }
+ }
+ }
+
+ public:
+ void OnChangeIdent(User* user, const std::string& newident) CXX11_OVERRIDE
+ {
+ DoHostCycle(user, newident, user->dhost, "Changing ident");
+ }
+
+ void OnChangeHost(User* user, const std::string& newhost) CXX11_OVERRIDE
+ {
+ DoHostCycle(user, user->ident, newhost, "Changing host");
+ }
+
+ Version GetVersion() CXX11_OVERRIDE
+ {
+ return Version("Cycles users in all their channels when their host or ident changes", VF_VENDOR);
+ }
+};
+
+MODULE_INIT(ModuleHostCycle)