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authorAttila Molnar <attilamolnar@hush.com>2012-07-06 11:57:35 -0700
committerAttila Molnar <attilamolnar@hush.com>2012-07-06 11:57:35 -0700
commit85b9374a7a866e659d8289556a3d7c1c93f9dc9e (patch)
tree6e5e453330c63236a45a6348a9b42b7d4011bf8f /src/modules
parenteadffd640b96414f208c9bed4c290031811a764e (diff)
parentff8a01ff199fa355e2384398a181638251110586 (diff)
Merge pull request #217 from Shawn-Smith/insp20+antiredirect
[2.0] Backported user mode +L from 2.1
Diffstat (limited to 'src/modules')
-rw-r--r--src/modules/m_redirect.cpp50
1 files changed, 43 insertions, 7 deletions
diff --git a/src/modules/m_redirect.cpp b/src/modules/m_redirect.cpp
index 9ea3f72f1..6830f18ce 100644
--- a/src/modules/m_redirect.cpp
+++ b/src/modules/m_redirect.cpp
@@ -1,6 +1,7 @@
/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2012 Shawn Smith <ShawnSmith0828@gmail.com>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
@@ -23,7 +24,7 @@
#include "inspircd.h"
-/* $ModDesc: Provides channel mode +L (limit redirection) */
+/* $ModDesc: Provides channel mode +L (limit redirection) and usermode +L (no forced redirection) */
/** Handle channel mode +L
*/
@@ -86,19 +87,44 @@ class Redirect : public ModeHandler
}
};
+/** Handles usermode +L to stop forced redirection and print an error.
+*/
+class AntiRedirect : public SimpleUserModeHandler
+{
+ public:
+ AntiRedirect(Module* Creator) : SimpleUserModeHandler(Creator, "antiredirect", 'L') {}
+};
+
class ModuleRedirect : public Module
{
Redirect re;
+ AntiRedirect re_u;
+ bool UseUsermode;
public:
ModuleRedirect()
- : re(this)
+ : re(this), re_u(this)
{
+ /* Setting this here so it isn't changable by rehasing the config later. */
+ UseUsermode = ServerInstance->Config->ConfValue("redirect")->getBool("antiredirect");
+ /* Channel mode */
if (!ServerInstance->Modes->AddMode(&re))
throw ModuleException("Could not add new modes!");
+
+ /* Check to see if the usermode is enabled in the config */
+ if (UseUsermode)
+ {
+ /* Log noting that this breaks compatability. */
+ ServerInstance->Logs->Log("m_redirect", DEFAULT, "REDIRECT: Enabled usermode +L. This breaks linking with servers that do not have this enabled. This is disabled by default in the 2.0 branch but will be enabled in the next version.");
+
+ /* Try to add the usermode */
+ if (!ServerInstance->Modes->AddMode(&re_u))
+ throw ModuleException("Could not add new modes!");
+ }
+
Implementation eventlist[] = { I_OnUserPreJoin };
ServerInstance->Modules->Attach(eventlist, this, 1);
}
@@ -122,10 +148,20 @@ class ModuleRedirect : public Module
user->WriteNumeric(470, "%s %s * :You may not join this channel. A redirect is set, but you may not be redirected as it is a circular loop.", user->nick.c_str(), cname);
return MOD_RES_DENY;
}
-
- user->WriteNumeric(470, "%s %s %s :You may not join this channel, so you are automatically being transferred to the redirect channel.", user->nick.c_str(), cname, channel.c_str());
- Channel::JoinUser(user, channel.c_str(), false, "", false, ServerInstance->Time());
- return MOD_RES_DENY;
+ /* We check the bool value here to make sure we have it enabled, if we don't then
+ usermode +L might be assigned to something else. */
+ if (UseUsermode && user->IsModeSet('L'))
+ {
+ user->WriteNumeric(470, "%s %s %s :Force redirection stopped.",
+ user->nick.c_str(), cname, channel.c_str());
+ return MOD_RES_DENY;
+ }
+ else
+ {
+ user->WriteNumeric(470, "%s %s %s :You may not join this channel, so you are automatically being transferred to the redirect channel.", user->nick.c_str(), cname, channel.c_str());
+ Channel::JoinUser(user, channel.c_str(), false, "", false, ServerInstance->Time());
+ return MOD_RES_DENY;
+ }
}
}
}
@@ -138,7 +174,7 @@ class ModuleRedirect : public Module
virtual Version GetVersion()
{
- return Version("Provides channel mode +L (limit redirection)", VF_VENDOR);
+ return Version("Provides channel mode +L (limit redirection) and user mode +L (no forced redirection)", VF_VENDOR);
}
};