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synced 2025-03-10 11:09:04 -04:00
Initial implementation of callerid, provided by aquanight. Untested as of yet. Probably could use a little of the /watch love to speed up removals in the future.
git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@8735 e03df62e-2008-0410-955e-edbf42e46eb7
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w00t
parent
3bbfbc1e07
commit
59fb8371b7
316
src/modules/m_callerid.cpp
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316
src/modules/m_callerid.cpp
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#include "inspircd.h"
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#include "users.h"
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#include "channels.h"
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#include "modules.h"
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#include <set>
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/* $ModDesc: Implementation of callerid (umode +g & /accept, ala hybrid etc) */
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class callerid_data
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{
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public:
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time_t lastnotify;
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std::set<User*> accepting;
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};
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callerid_data* GetData(User* who, bool extend = true)
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{
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callerid_data* dat;
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if (who->GetExt("callerid_data", dat))
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{
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return dat;
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}
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else
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{
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if (extend)
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{
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dat = new callerid_data;
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dat->lastnotify = 0; // Can't init in struct.
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who->Extend("callerid_data", dat);
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return dat;
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}
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else
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{
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return NULL;
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}
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}
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}
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void RemoveData(User* who)
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{
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callerid_data* dat;
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who->GetExt("callerid_data", dat);
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if (!dat) return;
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who->Shrink("callerid_data");
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delete dat;
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}
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void RemoveFromAllAccepts(InspIRCd* ServerInstance, User* who)
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{
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for (user_hash::iterator i = ServerInstance->clientlist->begin(); i != ServerInstance->clientlist->end(); ++i)
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{
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callerid_data* dat = GetData(i->second, false);
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if (!dat) continue;
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std::set<User*>& accepting = dat->accepting;
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std::set<User*>::iterator i = accepting.find(who);
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if (i == accepting.end()) continue;
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accepting.erase(i);
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}
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}
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class CommandAccept : public Command
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{
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private:
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unsigned int& maxaccepts;
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public:
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CommandAccept(InspIRCd* Instance, unsigned int& max) : Command(Instance, "ACCEPT", 0, 1), maxaccepts(max)
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{
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source = "m_callerid.so";
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syntax = "{[+|-]<nicks>}|*}";
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}
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/* Will take any number of nicks, which can be seperated by spaces, commas, or a mix.
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* - in front of any nick removes, and an * lists. This effectively means you can do:
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* /accept nick1,nick2,nick3 *
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* to add 3 nicks and then show your list
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*/
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CmdResult Handle(const char** parameters, int pcnt, User* user)
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{
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if (pcnt < 1)
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{
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/* Command stuff should've dealt with this already */
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return CMD_FAILURE;
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}
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/* Even if callerid mode is not set, we let them manage their ACCEPT list so that if they go +g they can
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* have a list already setup. */
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bool atleastonechange = false;
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for (int i = 0; i < pcnt; ++i)
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{
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const char* arg = parameters[i];
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irc::commasepstream css(arg);
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std::string tok;
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while (css.GetToken(tok))
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{
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if (tok.length() < 1)
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continue;
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if (tok == "*")
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{
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if (IS_LOCAL(user)) continue;
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ListAccept(user);
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}
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else if (tok[0] == '-')
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{
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User* whotoremove = ServerInstance->FindNick(tok.substr(1));
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if (whotoremove)
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{
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atleastonechange = RemoveAccept(user, whotoremove, false) || atleastonechange;
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}
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}
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else
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{
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User* whotoadd = ServerInstance->FindNick(tok[0] == '+' ? tok.substr(1) : tok);
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if (whotoadd)
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{
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atleastonechange = AddAccept(user, whotoadd, false) || atleastonechange;
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}
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else
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{
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user->WriteServ("401 %s %s :No such nick/channel", user->nick, tok.c_str());
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}
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}
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}
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}
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return atleastonechange ? CMD_FAILURE : CMD_SUCCESS;
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}
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void ListAccept(User* user)
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{
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callerid_data* dat = GetData(user, false);
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if (dat)
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{
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for (std::set<User*>::iterator i = dat->accepting.begin(); i != dat->accepting.end(); ++i)
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{
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user->WriteServ("281 %s %s", user->nick, (*i)->nick);
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}
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}
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user->WriteServ("282 %s :End of ACCEPT list", user->nick);
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}
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bool AddAccept(User* user, User* whotoadd, bool quiet)
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{
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callerid_data* dat = GetData(user, true);
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std::set<User*>& accepting = dat->accepting;
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if (accepting.size() >= maxaccepts)
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{
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if (!quiet) user->WriteServ("456 %s :Accept list is full (limit is %d)", user->nick, maxaccepts);
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return false;
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}
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if (!accepting.insert(whotoadd).second)
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{
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if (!quiet) user->WriteServ("457 %s %s :is already on your accept list", user->nick, whotoadd->nick);
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return false;
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}
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return true;
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}
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bool RemoveAccept(User* user, User* whotoremove, bool quiet)
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{
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callerid_data* dat = GetData(user, false);
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if (!dat)
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{
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if (!quiet) user->WriteServ("458 %s %s :is not on your accept list", user->nick, whotoremove->nick);
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return false;
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}
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std::set<User*>& accepting = dat->accepting;
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std::set<User*>::iterator i = accepting.find(whotoremove);
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if (i == accepting.end())
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{
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if (!quiet) user->WriteServ("458 %s %s :is not on your accept list", user->nick, whotoremove->nick);
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return false;
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}
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accepting.erase(i);
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return true;
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}
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};
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class ModuleCallerID : public Module
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{
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private:
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CommandAccept *mycommand;
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// Configuration variables:
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unsigned int maxaccepts; // Maximum ACCEPT entries.
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bool operoverride; // Operators can override callerid.
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bool tracknick; // Allow ACCEPT entries to update with nick changes.
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unsigned int notify_cooldown; // Seconds between notifications.
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public:
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ModuleCallerID(InspIRCd* Me) : Module(Me)
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{
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OnRehash(NULL, "");
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mycommand = new CommandAccept(ServerInstance, maxaccepts);
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ServerInstance->AddCommand(mycommand);
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Implementation eventlist[] = { I_OnRehash, I_OnUserPreNick, I_OnUserQuit, I_On005Numeric, I_OnUserPreNotice, I_OnUserPreMessage };
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ServerInstance->Modules->Attach(eventlist, this, 6);
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}
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~ModuleCallerID()
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{
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delete mycommand;
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}
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Version GetVersion()
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{
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return Version(1, 0, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
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}
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void On005Numeric(std::string& output)
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{
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output += " CALLERID=g";
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}
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int PreText(User* user, User* dest, std::string& text, bool notice)
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{
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if (!dest->IsModeSet('g')) return 0;
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if (operoverride && IS_OPER(user)) return 0;
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callerid_data* dat = GetData(dest, true);
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std::set<User*>& accepting = dat->accepting;
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time_t& lastnotify = dat->lastnotify;
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std::set<User*>::iterator i = accepting.find(dest);
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if (i == accepting.end())
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{
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time_t now = time(NULL);
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/* +g and *not* accepted */
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user->WriteServ("716 %s %s :is in +g mode (server-side ignore).", user->nick, dest->nick);
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if (now > (lastnotify + (time_t)notify_cooldown))
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{
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user->WriteServ("717 %s %s :has been informed that you messaged them.", user->nick, dest->nick);
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dest->WriteServ("718 %s %s %s@%s :is messaging you, and you have umode +g", dest->nick, user->nick, user->ident, user->dhost);
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lastnotify = now;
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}
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return 1;
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}
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return 0;
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}
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int OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList &exempt_list)
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{
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if (IS_LOCAL(user) && target_type == TYPE_USER)
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return PreText(user, (User*)dest, text, true);
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return 0;
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}
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int OnUserPreNotice(User* user, void* dest, int target_type, std::string& text, char status, CUList &exempt_list)
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{
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if (IS_LOCAL(user) && target_type == TYPE_USER)
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return PreText(user, (User*)dest, text, true);
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return 0;
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}
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int OnUserPreNick(User* user, const std::string& newnick)
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{
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if (!tracknick)
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RemoveFromAllAccepts(ServerInstance, user);
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return 0;
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}
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void OnUserQuit(User* user, const std::string& message, const std::string& oper_message)
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{
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RemoveData(user);
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RemoveFromAllAccepts(ServerInstance, user);
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}
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void OnRehash(User* user, const std::string& parameter)
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{
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ConfigReader Conf(ServerInstance);
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int new_maxaccepts, new_cooldown;
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bool new_override, new_track;
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new_maxaccepts = Conf.ReadInteger("callerid", "maxaccepts", "16", 0, true);
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switch (Conf.GetError())
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{
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case 0: break;
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case CONF_VALUE_NOT_FOUND:
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new_maxaccepts = 16;
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break;
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case CONF_NOT_A_NUMBER:
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if (user) user->WriteServ("NOTICE %s :Invalid maxaccepts value '%s', not a number", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
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throw ModuleException("Invalid maxaccepts value, not a number");
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case CONF_INT_NEGATIVE:
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if (user) user->WriteServ("NOTICE %s :Invalid maxaccepts value '%s', negative", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
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throw ModuleException("Invalid maxaccepts value, negative");
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default:
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/* Yikes */
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throw ModuleException("Invalid maxaccepts value, unknown config error");
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}
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new_override = Conf.ReadFlag("callerid", "operoverride", "0", 0);
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if (Conf.GetError() == CONF_VALUE_NOT_FOUND) new_override = false;
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new_track = Conf.ReadFlag("callerid", "tracknick", "0", 0);
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if (Conf.GetError() == CONF_VALUE_NOT_FOUND) new_track = false;
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new_cooldown = Conf.ReadInteger("callerid", "cooldown", "60", 0, true);
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switch (Conf.GetError())
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{
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case 0: break;
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case CONF_VALUE_NOT_FOUND:
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new_cooldown = 16;
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break;
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case CONF_NOT_A_NUMBER:
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if (user) user->WriteServ("NOTICE %s :Invalid cooldown value '%s', not a number", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
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throw ModuleException("Invalid cooldown value, not a number");
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case CONF_INT_NEGATIVE:
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if (user) user->WriteServ("NOTICE %s :Invalid cooldown value '%s', negative", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
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throw ModuleException("Invalid cooldown value, negative");
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default:
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/* Yikes */
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throw ModuleException("Invalid maxaccepts value, unknown config error");
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}
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maxaccepts = new_maxaccepts;
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notify_cooldown = new_cooldown;
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operoverride = new_override;
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tracknick = new_track;
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}
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};
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MODULE_INIT(ModuleCallerID)
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