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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "wildcard.h"
/* $ModDesc: Provides support for the /SILENCE command */
// This typedef holds a silence list. Each user may or may not have a
// silencelist, if a silence list is empty for a user, he/she does not
// have one of these structures associated with their user record.
typedef std::map<irc::string, time_t> silencelist;
class cmd_silence : public Command
{
unsigned int& maxsilence;
public:
cmd_silence (InspIRCd* Instance, unsigned int &max) : Command(Instance,"SILENCE", 0, 0), maxsilence(max)
{
this->source = "m_silence.so";
syntax = "{[+|-]<mask>}";
TRANSLATE2(TR_TEXT, TR_END);
}
CmdResult Handle (const char** parameters, int pcnt, userrec *user)
{
if (!pcnt)
{
// no parameters, show the current silence list.
// Use Extensible::GetExt to fetch the silence list
silencelist* sl;
user->GetExt("silence_list", sl);
// if the user has a silence list associated with their user record, show it
if (sl)
{
for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++)
{
user->WriteServ("271 %s %s %s :%lu",user->nick, user->nick, c->first.c_str(), (unsigned long)c->second);
}
}
user->WriteServ("272 %s :End of Silence List",user->nick);
return CMD_SUCCESS;
}
else if (pcnt > 0)
{
// one or more parameters, add or delete entry from the list (only the first parameter is used)
std::string mask = parameters[0] + 1;
char action = *parameters[0];
if (!mask.length())
{
// 'SILENCE +' or 'SILENCE -', assume *!*@*
mask = "*!*@*";
}
ModeParser::CleanMask(mask);
if (action == '-')
{
// fetch their silence list
silencelist* sl;
user->GetExt("silence_list", sl);
// does it contain any entries and does it exist?
if (sl)
{
silencelist::iterator i = sl->find(mask.c_str());
if (i != sl->end())
{
sl->erase(i);
user->WriteServ("950 %s %s :Removed %s from silence list",user->nick, user->nick, mask.c_str());
if (!sl->size())
{
// tidy up -- if a user's list is empty, theres no use having it
// hanging around in the user record.
DELETE(sl);
user->Shrink("silence_list");
}
}
else
user->WriteServ("952 %s %s :%s does not exist on your silence list",user->nick, user->nick, mask.c_str());
}
}
else if (action == '+')
{
// fetch the user's current silence list
silencelist* sl;
user->GetExt("silence_list", sl);
// what, they dont have one??? WE'RE ALL GONNA DIE! ...no, we just create an empty one.
if (!sl)
{
sl = new silencelist;
user->Extend("silence_list", sl);
}
silencelist::iterator n = sl->find(mask.c_str());
if (n != sl->end())
{
user->WriteServ("952 %s %s :%s is already on your silence list",user->nick, user->nick, mask.c_str());
return CMD_FAILURE;
}
if (sl->size() >= maxsilence)
{
user->WriteServ("952 %s %s :Your silence list is full",user->nick, user->nick, mask.c_str());
return CMD_FAILURE;
}
sl->insert(std::make_pair<irc::string, time_t>(mask.c_str(), ServerInstance->Time()));
user->WriteServ("951 %s %s :Added %s to silence list",user->nick, user->nick, mask.c_str());
return CMD_SUCCESS;
}
}
return CMD_SUCCESS;
}
};
class ModuleSilence : public Module
{
cmd_silence* mycommand;
unsigned int maxsilence;
public:
ModuleSilence(InspIRCd* Me)
: Module(Me), maxsilence(32)
{
OnRehash(NULL, "");
mycommand = new cmd_silence(ServerInstance, maxsilence);
ServerInstance->AddCommand(mycommand);
}
void Implements(char* List)
{
List[I_OnRehash] = List[I_OnUserQuit] = List[I_On005Numeric] = List[I_OnUserPreNotice] = List[I_OnUserPreMessage] = 1;
}
virtual void OnRehash(userrec* user, const std::string ¶meter)
{
ConfigReader Conf(ServerInstance);
maxsilence = Conf.ReadInteger("silence", "maxentries", 0, true);
if (!maxsilence)
maxsilence = 32;
}
virtual void OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message)
{
// when the user quits tidy up any silence list they might have just to keep things tidy
// and to prevent a HONKING BIG MEMORY LEAK!
silencelist* sl;
user->GetExt("silence_list", sl);
if (sl)
{
DELETE(sl);
user->Shrink("silence_list");
}
}
virtual void On005Numeric(std::string &output)
{
// we don't really have a limit...
output = output + " SILENCE=" + ConvToStr(maxsilence);
}
virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
{
// im not sure how unreal's silence operates but ours is sensible. It blocks notices and
// privmsgs from people on the silence list, directed privately at the user.
// channel messages are unaffected (ever tried to follow the flow of conversation in
// a channel when you've set an ignore on the two most talkative people?)
if ((target_type == TYPE_USER) && (IS_LOCAL(user)))
{
userrec* u = (userrec*)dest;
silencelist* sl;
u->GetExt("silence_list", sl);
if (sl)
{
for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++)
{
if (match(user->GetFullHost(), c->first.c_str()))
{
return 1;
}
}
}
}
return 0;
}
virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
{
return OnUserPreNotice(user,dest,target_type,text,status,exempt_list);
}
virtual ~ModuleSilence()
{
}
virtual Version GetVersion()
{
return Version(1, 1, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
}
};
MODULE_INIT(ModuleSilence)
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