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-rw-r--r--src/modules/m_svshold.cpp274
1 files changed, 274 insertions, 0 deletions
diff --git a/src/modules/m_svshold.cpp b/src/modules/m_svshold.cpp
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+++ b/src/modules/m_svshold.cpp
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+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ * E-mail:
+ * <brain@chatspike.net>
+ * <Craig@chatspike.net>
+ * <omster@gmail.com>
+ *
+ * Written by Craig Edwards, Craig McLure, and others.
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include <algorithm>
+#include "users.h"
+#include "channels.h"
+#include "modules.h"
+#include "configreader.h"
+#include "inspircd.h"
+
+/* $ModDesc: Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services. */
+
+/** Holds a SVSHold item
+ */
+class SVSHold : public classbase
+{
+public:
+ std::string nickname;
+ std::string set_by;
+ time_t set_on;
+ long length;
+ std::string reason;
+
+ SVSHold()
+ {
+ }
+
+ SVSHold(std::string nn, std::string sb, time_t so, long ln, std::string rs) : nickname(nn), set_by(sb), set_on(so), length(ln), reason(rs)
+ {
+ }
+};
+
+bool SVSHoldComp(const SVSHold &ban1, const SVSHold &ban2);
+
+typedef std::vector<SVSHold> SVSHoldlist;
+
+/* SVSHolds is declared here, as our type is right above. Don't try move it. */
+SVSHoldlist SVSHolds;
+
+/** Handle /SVSHold
+ */
+class cmd_svshold : public command_t
+{
+ public:
+ cmd_svshold(InspIRCd* Me) : command_t(Me, "SVSHold", 'o', 1)
+ {
+ this->source = "m_svshold.so";
+ this->
+ syntax = "<nickname> [<duration> :<reason>]";
+ }
+
+ CmdResult Handle(const char** parameters, int pcnt, userrec *user)
+ {
+ /* syntax: svshold nickname time :reason goes here */
+ /* 'time' is a human-readable timestring, like 2d3h2s. */
+
+ if (pcnt == 1)
+ {
+ /* form: svshold nickname removes a hold. */
+ for (SVSHoldlist::iterator iter = SVSHolds.begin(); iter != SVSHolds.end(); iter++)
+ {
+ if (parameters[0] == iter->nickname)
+ {
+ unsigned long remaining = (iter->set_on + iter->length) - ServerInstance->Time();
+ user->WriteServ( "386 %s %s :Removed SVSHOLD with %lu seconds left before expiry (%s)", user->nick, iter->nickname.c_str(), remaining, iter->reason.c_str());
+ SVSHolds.erase(iter);
+ break;
+ }
+ }
+ }
+ else if (pcnt >= 2)
+ {
+ /* full form to add a SVSHold */
+ if (ServerInstance->IsNick(parameters[0]))
+ {
+ // parameters[0] = w00t
+ // parameters[1] = 1h3m2s
+ // parameters[2] = Registered nickname
+ long length = ServerInstance->Duration(parameters[1]);
+ std::string reason = (pcnt > 2) ? parameters[2] : "No reason supplied";
+
+ SVSHolds.push_back(SVSHold(parameters[0], user->nick, ServerInstance->Time(), length, reason));
+
+ std::sort(SVSHolds.begin(), SVSHolds.end(), SVSHoldComp);
+
+ if(length > 0)
+ {
+ user->WriteServ( "385 %s %s :Added %lu second SVSHOLD (%s)", user->nick, parameters[0], length, reason.c_str());
+ ServerInstance->WriteOpers("*** %s added %lu second SVSHOLD on %s (%s)", user->nick, length, parameters[0], reason.c_str());
+ }
+ else
+ {
+ user->WriteServ( "385 %s %s :Added permanent SVSHOLD on %s (%s)", user->nick, parameters[0], reason.c_str());
+ ServerInstance->WriteOpers("*** %s added permanent SVSHOLD on %s (%s)", user->nick, parameters[0], reason.c_str());
+ }
+ }
+ else
+ {
+ /* as this is primarily a Services command, do not provide an error */
+ return CMD_FAILURE;
+ }
+ }
+
+ return CMD_SUCCESS;
+ }
+};
+
+bool SVSHoldComp(const SVSHold &ban1, const SVSHold &ban2)
+{
+ return ((ban1.set_on + ban1.length) < (ban2.set_on + ban2.length));
+}
+
+class ModuleSVSHold : public Module
+{
+ cmd_svshold *mycommand;
+
+
+ public:
+ ModuleSVSHold(InspIRCd* Me) : Module::Module(Me)
+ {
+ mycommand = new cmd_svshold(Me);
+ ServerInstance->AddCommand(mycommand);
+ }
+
+ void Implements(char* List)
+ {
+ List[I_OnUserPreNick] = List[I_OnSyncOtherMetaData] = List[I_OnDecodeMetaData] = List[I_OnStats] = 1;
+ }
+
+ virtual int OnStats(char symbol, userrec* user, string_list &results)
+ {
+ ExpireBans();
+
+ if(symbol == 'S')
+ {
+ for(SVSHoldlist::iterator iter = SVSHolds.begin(); iter != SVSHolds.end(); iter++)
+ {
+ unsigned long remaining = (iter->set_on + iter->length) - ServerInstance->Time();
+ results.push_back(std::string(ServerInstance->Config->ServerName)+" 210 "+user->nick+" "+iter->nickname.c_str()+" "+iter->set_by+" "+ConvToStr(iter->set_on)+" "+ConvToStr(iter->length)+" "+ConvToStr(remaining)+" :"+iter->reason);
+ }
+ }
+
+ return 0;
+ }
+
+ virtual int OnUserPreNick(userrec *user, const std::string &newnick)
+ {
+ ExpireBans();
+
+ /* check SVSHolds in here, and apply as necessary. */
+ for(SVSHoldlist::iterator iter = SVSHolds.begin(); iter != SVSHolds.end(); iter++)
+ {
+ if (iter->nickname == newnick)
+ {
+ // nope, boned.
+ user->WriteServ( "432 %s %s :Reserved nickname: %s", user->nick, newnick.c_str(), iter->reason.c_str());
+ return 1;
+ }
+ }
+ return 0;
+ }
+
+ virtual void OnSyncOtherMetaData(Module* proto, void* opaque)
+ {
+ for(SVSHoldlist::iterator iter = SVSHolds.begin(); iter != SVSHolds.end(); iter++)
+ {
+ proto->ProtoSendMetaData(opaque, TYPE_OTHER, NULL, "SVSHold", EncodeSVSHold(*iter));
+ }
+ }
+
+ virtual void OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata)
+ {
+ if((target_type == TYPE_OTHER) && (extname == "SVSHold"))
+ {
+ SVSHolds.push_back(DecodeSVSHold(extdata));
+ std::sort(SVSHolds.begin(), SVSHolds.end(), SVSHoldComp);
+ }
+ }
+
+ virtual ~ModuleSVSHold()
+ {
+ }
+
+ virtual Version GetVersion()
+ {
+ return Version(1,0,0,1,VF_VENDOR);
+ }
+
+ std::string EncodeSVSHold(const SVSHold &ban)
+ {
+ std::ostringstream stream;
+ stream << ban.nickname << " " << ban.set_by << " " << ban.set_on << " " << ban.length << " " << ban.reason;
+ return stream.str();
+ }
+
+ SVSHold DecodeSVSHold(const std::string &data)
+ {
+ SVSHold res;
+ std::istringstream stream(data);
+ stream >> res.nickname;
+ stream >> res.set_by;
+ stream >> res.set_on;
+ stream >> res.length;
+ res.reason = stream.str();
+
+ return res;
+ }
+
+ void ExpireBans()
+ {
+ bool go_again = true;
+
+ while (go_again)
+ {
+ go_again = false;
+
+ for (SVSHoldlist::iterator iter = SVSHolds.begin(); iter != SVSHolds.end(); iter++)
+ {
+ /* 0 == permanent, don't mess with them! -- w00t */
+ if (iter->length != 0)
+ {
+ if (iter->set_on + iter->length <= ServerInstance->Time())
+ {
+ ServerInstance->Log(DEBUG, "m_svshold.so: hold on %s expired, removing...", iter->nickname.c_str());
+ ServerInstance->WriteOpers("*** %li second SVSHOLD on %s (%s) set %u seconds ago expired", iter->length, iter->nickname.c_str(), iter->reason.c_str(), ServerInstance->Time() - iter->set_on);
+ SVSHolds.erase(iter);
+ go_again = true;
+ }
+ }
+
+ if (go_again == true)
+ break;
+ }
+ }
+ }
+};
+
+class ModuleSVSHoldFactory : public ModuleFactory
+{
+ public:
+ ModuleSVSHoldFactory()
+ {
+ }
+
+ ~ModuleSVSHoldFactory()
+ {
+ }
+
+ virtual Module * CreateModule(InspIRCd* Me)
+ {
+ return new ModuleSVSHold(Me);
+ }
+
+};
+
+
+extern "C" void * init_module( void )
+{
+ return new ModuleSVSHoldFactory;
+}
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