#include "inspircd.h"
+enum
+{
+ // From RFC 2812.
+ ERR_NOSUCHSERVICE = 408
+};
+
class MessageDetailsImpl : public MessageDetails
{
public:
ChanModeReference moderatedmode;
ChanModeReference noextmsgmode;
- /** Send a PRIVMSG or NOTICE message to all local users from the given user
- * @param source The user sending the message.
- * @param msg The details of the message to send.
- */
- static void SendAll(User* source, const MessageDetails& details)
+ CmdResult HandleChannelTarget(User* source, const Params& parameters, const char* target, PrefixMode* pm)
+ {
+ Channel* chan = ServerInstance->FindChan(target);
+ if (!chan)
+ {
+ // The target channel does not exist.
+ source->WriteNumeric(Numerics::NoSuchChannel(parameters[0]));
+ return CMD_FAILURE;
+ }
+
+ if (IS_LOCAL(source))
+ {
+ if (chan->IsModeSet(noextmsgmode) && !chan->HasUser(source))
+ {
+ // The noextmsg mode is set and the source is not in the channel.
+ source->WriteNumeric(ERR_CANNOTSENDTOCHAN, chan->name, "Cannot send to channel (no external messages)");
+ return CMD_FAILURE;
+ }
+
+ bool no_chan_priv = chan->GetPrefixValue(source) < VOICE_VALUE;
+ if (no_chan_priv && chan->IsModeSet(moderatedmode))
+ {
+ // The moderated mode is set and the source has no status rank.
+ source->WriteNumeric(ERR_CANNOTSENDTOCHAN, chan->name, "Cannot send to channel (+m)");
+ return CMD_FAILURE;
+ }
+
+ if (no_chan_priv && ServerInstance->Config->RestrictBannedUsers != ServerConfig::BUT_NORMAL && chan->IsBanned(source))
+ {
+ // The source is banned in the channel and restrictbannedusers is enabled.
+ if (ServerInstance->Config->RestrictBannedUsers == ServerConfig::BUT_RESTRICT_NOTIFY)
+ source->WriteNumeric(ERR_CANNOTSENDTOCHAN, chan->name, "Cannot send to channel (you're banned)");
+ return CMD_FAILURE;
+ }
+ }
+
+ // Fire the pre-message events.
+ MessageTarget msgtarget(chan, pm ? pm->GetPrefix() : 0);
+ MessageDetailsImpl msgdetails(msgtype, parameters[1], parameters.GetTags());
+ msgdetails.exemptions.insert(source);
+ if (!FirePreEvents(source, msgtarget, msgdetails))
+ return CMD_FAILURE;
+
+ // Send the message to the members of the channel.
+ ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, source, chan, msgdetails.text, msgdetails.type, msgtarget.status);
+ privmsg.AddTags(msgdetails.tags_out);
+ privmsg.SetSideEffect(true);
+ chan->Write(ServerInstance->GetRFCEvents().privmsg, privmsg, msgtarget.status, msgdetails.exemptions);
+
+ // Create the outgoing message and message event.
+ return FirePostEvent(source, msgtarget, msgdetails);
+ }
+
+ CmdResult HandleServerTarget(User* source, const Params& parameters)
+ {
+ // If the source isn't allowed to mass message users then reject
+ // the attempt to mass-message users.
+ if (!source->HasPrivPermission("users/mass-message"))
+ return CMD_FAILURE;
+
+ // Extract the server glob match from the target parameter.
+ std::string servername(parameters[0], 1);
+
+ // Fire the pre-message events.
+ MessageTarget msgtarget(&servername);
+ MessageDetailsImpl msgdetails(msgtype, parameters[1], parameters.GetTags());
+ if (!FirePreEvents(source, msgtarget, msgdetails))
+ return CMD_FAILURE;
+
+ // If the current server name matches the server name glob then send
+ // the message out to the local users.
+ if (InspIRCd::Match(ServerInstance->Config->ServerName, servername))
+ {
+ // Create the outgoing message and message event.
+ ClientProtocol::Messages::Privmsg message(ClientProtocol::Messages::Privmsg::nocopy, source, "$*", msgdetails.text, msgdetails.type);
+ message.AddTags(msgdetails.tags_out);
+ message.SetSideEffect(true);
+ ClientProtocol::Event messageevent(ServerInstance->GetRFCEvents().privmsg, message);
+
+ const UserManager::LocalList& list = ServerInstance->Users.GetLocalUsers();
+ for (UserManager::LocalList::const_iterator i = list.begin(); i != list.end(); ++i)
+ {
+ LocalUser* luser = *i;
+
+ // Don't send to unregistered users or the user who is the source.
+ if (luser->registered != REG_ALL || luser == source)
+ continue;
+
+ // Only send to non-exempt users.
+ if (!msgdetails.exemptions.count(luser))
+ luser->Send(messageevent);
+ }
+ }
+
+ // Fire the post-message event.
+ return FirePostEvent(source, msgtarget, msgdetails);
+ }
+
+ CmdResult HandleUserTarget(User* source, const Params& parameters)
{
- ClientProtocol::Messages::Privmsg message(ClientProtocol::Messages::Privmsg::nocopy, source, "$*", details.text, details.type);
- message.AddTags(details.tags_out);
- message.SetSideEffect(true);
- ClientProtocol::Event messageevent(ServerInstance->GetRFCEvents().privmsg, message);
+ User* target;
+ if (IS_LOCAL(source))
+ {
+ // Local sources can specify either a nick or a nick@server mask as the target.
+ const char* targetserver = strchr(parameters[0].c_str(), '@');
+ if (targetserver)
+ {
+ // The target is a user on a specific server (e.g. jto@tolsun.oulu.fi).
+ target = ServerInstance->FindNickOnly(parameters[0].substr(0, targetserver - parameters[0].c_str()));
+ if (target && strcasecmp(target->server->GetName().c_str(), targetserver + 1))
+ target = NULL;
+ }
+ else
+ {
+ // If the source is a local user then we only look up the target by nick.
+ target = ServerInstance->FindNickOnly(parameters[0]);
+ }
+ }
+ else
+ {
+ // Remote users can only specify a nick or UUID as the target.
+ target = ServerInstance->FindNick(parameters[0]);
+ }
- const UserManager::LocalList& list = ServerInstance->Users.GetLocalUsers();
- for (UserManager::LocalList::const_iterator i = list.begin(); i != list.end(); ++i)
+ if (!target || target->registered != REG_ALL)
{
- LocalUser* user = *i;
- if ((user->registered == REG_ALL) && (!details.exemptions.count(user)))
- user->Send(messageevent);
+ // The target user does not exist or is not fully registered.
+ source->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
+ return CMD_FAILURE;
}
+
+ // If the target is away then inform the user.
+ if (target->IsAway() && msgtype == MSG_PRIVMSG)
+ source->WriteNumeric(RPL_AWAY, target->nick, target->awaymsg);
+
+ // Fire the pre-message events.
+ MessageTarget msgtarget(target);
+ MessageDetailsImpl msgdetails(msgtype, parameters[1], parameters.GetTags());
+ if (!FirePreEvents(source, msgtarget, msgdetails))
+ return CMD_FAILURE;
+
+ LocalUser* const localtarget = IS_LOCAL(target);
+ if (localtarget)
+ {
+ // Send to the target if they are a local user.
+ ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, source, localtarget->nick, msgdetails.text, msgtype);
+ privmsg.AddTags(msgdetails.tags_out);
+ privmsg.SetSideEffect(true);
+ localtarget->Send(ServerInstance->GetRFCEvents().privmsg, privmsg);
+ }
+
+ // Fire the post-message event.
+ return FirePostEvent(source, msgtarget, msgdetails);
}
public:
, moderatedmode(parent, "moderated")
, noextmsgmode(parent, "noextmsg")
{
- syntax = "<target>{,<target>} <message>";
+ syntax = "<target>[,<target>]+ :<message>";
}
/** Handle command.
* @param user The user issuing the command
* @return A value from CmdResult to indicate command success or failure.
*/
- CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE;
+ CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
+ {
+ if (CommandParser::LoopCall(user, this, parameters, 0))
+ return CMD_SUCCESS;
+
+ // The specified message was empty.
+ if (parameters[1].empty())
+ {
+ user->WriteNumeric(ERR_NOTEXTTOSEND, "No text to send");
+ return CMD_FAILURE;
+ }
+
+ // The target is a server glob.
+ if (parameters[0][0] == '$')
+ return HandleServerTarget(user, parameters);
+
+ // If the message begins with a status character then look it up.
+ const char* target = parameters[0].c_str();
+ PrefixMode* pmh = ServerInstance->Modes->FindPrefix(target[0]);
+ if (pmh)
+ target++;
+
+ // The target is a channel name.
+ if (*target == '#')
+ return HandleChannelTarget(user, parameters, target, pmh);
+
+ // The target is a nickname.
+ return HandleUserTarget(user, parameters);
+ }
RouteDescriptor GetRouting(User* user, const Params& parameters) CXX11_OVERRIDE
{
}
};
-CmdResult CommandMessage::Handle(User* user, const Params& parameters)
+class CommandSQuery : public SplitCommand
{
- User *dest;
- Channel *chan;
-
- if (CommandParser::LoopCall(user, this, parameters, 0))
- return CMD_SUCCESS;
-
- if (parameters[0][0] == '$')
+ public:
+ CommandSQuery(Module* Creator)
+ : SplitCommand(Creator, "SQUERY", 2, 2)
{
- if (!user->HasPrivPermission("users/mass-message"))
- return CMD_SUCCESS;
-
- std::string servername(parameters[0], 1);
- MessageTarget msgtarget(&servername);
- MessageDetailsImpl msgdetails(msgtype, parameters[1], parameters.GetTags());
- if (!FirePreEvents(user, msgtarget, msgdetails))
- return CMD_FAILURE;
-
- if (InspIRCd::Match(ServerInstance->Config->ServerName, servername, NULL))
- {
- SendAll(user, msgdetails);
- }
- return FirePostEvent(user, msgtarget, msgdetails);
+ syntax = "<service> :<message>";
}
- char status = 0;
- const char* target = parameters[0].c_str();
-
- if (ServerInstance->Modes->FindPrefix(*target))
- {
- status = *target;
- target++;
- }
- if (*target == '#')
+ CmdResult HandleLocal(LocalUser* user, const Params& parameters) CXX11_OVERRIDE
{
- chan = ServerInstance->FindChan(target);
-
- if (chan)
- {
- if (IS_LOCAL(user) && chan->GetPrefixValue(user) < VOICE_VALUE)
- {
- if (chan->IsModeSet(noextmsgmode) && !chan->HasUser(user))
- {
- user->WriteNumeric(ERR_CANNOTSENDTOCHAN, chan->name, "Cannot send to channel (no external messages)");
- return CMD_FAILURE;
- }
-
- if (chan->IsModeSet(moderatedmode))
- {
- user->WriteNumeric(ERR_CANNOTSENDTOCHAN, chan->name, "Cannot send to channel (+m)");
- return CMD_FAILURE;
- }
-
- if (ServerInstance->Config->RestrictBannedUsers != ServerConfig::BUT_NORMAL)
- {
- if (chan->IsBanned(user))
- {
- if (ServerInstance->Config->RestrictBannedUsers == ServerConfig::BUT_RESTRICT_NOTIFY)
- user->WriteNumeric(ERR_CANNOTSENDTOCHAN, chan->name, "Cannot send to channel (you're banned)");
- return CMD_FAILURE;
- }
- }
- }
-
- MessageTarget msgtarget(chan, status);
- MessageDetailsImpl msgdetails(msgtype, parameters[1], parameters.GetTags());
- msgdetails.exemptions.insert(user);
- if (!FirePreEvents(user, msgtarget, msgdetails))
- return CMD_FAILURE;
-
- ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, user, chan, msgdetails.text, msgdetails.type, msgtarget.status);
- privmsg.AddTags(msgdetails.tags_out);
- privmsg.SetSideEffect(true);
- chan->Write(ServerInstance->GetRFCEvents().privmsg, privmsg, msgtarget.status, msgdetails.exemptions);
- return FirePostEvent(user, msgtarget, msgdetails);
- }
- else
+ // The specified message was empty.
+ if (parameters[1].empty())
{
- /* channel does not exist */
- user->WriteNumeric(Numerics::NoSuchChannel(parameters[0]));
+ user->WriteNumeric(ERR_NOTEXTTOSEND, "No text to send");
return CMD_FAILURE;
}
- }
-
- const char* destnick = parameters[0].c_str();
-
- if (IS_LOCAL(user))
- {
- const char* targetserver = strchr(destnick, '@');
+ // The target can be either a nick or a nick@server mask.
+ User* target;
+ const char* targetserver = strchr(parameters[0].c_str(), '@');
if (targetserver)
{
- std::string nickonly;
-
- nickonly.assign(destnick, 0, targetserver - destnick);
- dest = ServerInstance->FindNickOnly(nickonly);
- if (dest && strcasecmp(dest->server->GetName().c_str(), targetserver + 1))
- {
- /* Incorrect server for user */
- user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
- return CMD_FAILURE;
- }
+ // The target is a user on a specific server (e.g. jto@tolsun.oulu.fi).
+ target = ServerInstance->FindNickOnly(parameters[0].substr(0, targetserver - parameters[0].c_str()));
+ if (target && strcasecmp(target->server->GetName().c_str(), targetserver + 1))
+ target = NULL;
}
else
- dest = ServerInstance->FindNickOnly(destnick);
- }
- else
- dest = ServerInstance->FindNick(destnick);
-
- if ((dest) && (dest->registered == REG_ALL))
- {
- if (parameters[1].empty())
{
- user->WriteNumeric(ERR_NOTEXTTOSEND, "No text to send");
- return CMD_FAILURE;
+ // The targer can be on any server.
+ target = ServerInstance->FindNickOnly(parameters[0]);
}
- if ((dest->IsAway()) && (msgtype == MSG_PRIVMSG))
+ if (!target || target->registered != REG_ALL || !target->server->IsULine())
{
- /* auto respond with aweh msg */
- user->WriteNumeric(RPL_AWAY, dest->nick, dest->awaymsg);
+ // The target user does not exist, is not fully registered, or is not a service.
+ user->WriteNumeric(ERR_NOSUCHSERVICE, parameters[0], "No such service");
+ return CMD_FAILURE;
}
- MessageTarget msgtarget(dest);
- MessageDetailsImpl msgdetails(msgtype, parameters[1], parameters.GetTags());
+ // Fire the pre-message events.
+ MessageTarget msgtarget(target);
+ MessageDetailsImpl msgdetails(MSG_PRIVMSG, parameters[1], parameters.GetTags());
if (!FirePreEvents(user, msgtarget, msgdetails))
return CMD_FAILURE;
- LocalUser* const localtarget = IS_LOCAL(dest);
- if (localtarget)
- {
- // direct write, same server
- ClientProtocol::Messages::Privmsg privmsg(ClientProtocol::Messages::Privmsg::nocopy, user, localtarget->nick, msgdetails.text, msgtype);
- privmsg.AddTags(msgdetails.tags_out);
- privmsg.SetSideEffect(true);
- localtarget->Send(ServerInstance->GetRFCEvents().privmsg, privmsg);
- }
+ // The SQUERY command targets a service on a U-lined server. This can never
+ // be on the server local to the source so we don't need to do any routing
+ // logic and can forward it as a PRIVMSG.
+
+ // Fire the post-message event.
return FirePostEvent(user, msgtarget, msgdetails);
}
- else
- {
- /* no such nick/channel */
- user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
- return CMD_FAILURE;
- }
-}
+};
class ModuleCoreMessage : public Module
{
private:
CommandMessage cmdprivmsg;
CommandMessage cmdnotice;
+ CommandSQuery cmdsquery;
public:
ModuleCoreMessage()
: cmdprivmsg(this, MSG_PRIVMSG)
, cmdnotice(this, MSG_NOTICE)
+ , cmdsquery(this)
{
}
Version GetVersion() CXX11_OVERRIDE
{
- return Version("PRIVMSG, NOTICE", VF_CORE|VF_VENDOR);
+ return Version("Provides the NOTICE, PRIVMSG, and SQUERY commands", VF_CORE|VF_VENDOR);
}
};
projects / user / henk / code / inspircd.git / blobdiff