Add ISUPPORT tokens for the host, line, and user length.

This allows clients to accurately predict the maximum safe length
of a NOTICE or PRIVMSG and truncate/split as appropriate.

As proposed at https://defs.ircdocs.horse/defs/isupport.html

diff --git a/src/server.cpp b/src/server.cpp
index cd0889fb2226993d3df5498b6e2604e49a39bcb4..ff8f6211fbaa663cc2399a56c9f2f396649e5859 100644 (file)
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -190,7 +190,9 @@ void ISupportManager::Build()
        tokens["CHANMODES"] = ServerInstance->Modes->GiveModeList(MODETYPE_CHANNEL);
        tokens["CHANNELLEN"] = ConvToStr(ServerInstance->Config->Limits.ChanMax);
        tokens["CHANTYPES"] = "#";
+       tokens["HOSTLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxHost);
        tokens["KICKLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxKick);
+       tokens["LINELEN"] = ConvToStr(ServerInstance->Config->Limits.MaxLine);
        tokens["MAXTARGETS"] = ConvToStr(ServerInstance->Config->MaxTargets);
        tokens["MODES"] = ConvToStr(ServerInstance->Config->Limits.MaxModes);
        tokens["NETWORK"] = ServerInstance->Config->Network;
@@ -198,6 +200,7 @@ void ISupportManager::Build()
        tokens["PREFIX"] = ServerInstance->Modes->BuildPrefixes();
        tokens["STATUSMSG"] = ServerInstance->Modes->BuildPrefixes(false);
        tokens["TOPICLEN"] = ConvToStr(ServerInstance->Config->Limits.MaxTopic);
+       tokens["USERLEN"] = ConvToStr(ServerInstance->Config->Limits.IdentMax);
        tokens["VBANLIST"];
 
        // Modules can add new tokens and also edit or remove existing tokens