src/modules/m_chanlog.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
   5  *   Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
   6  *
   7  * This file is part of InspIRCd.  InspIRCd is free software: you can
   8  * redistribute it and/or modify it under the terms of the GNU General Public
   9  * License as published by the Free Software Foundation, version 2.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include "inspircd.h"
  22
  23 /* $ModDesc: Logs snomask output to channel(s). */
  24
  25 class ModuleChanLog : public Module
  26 {
  27         /*
  28          * Multimap so people can redirect a snomask to multiple channels.
  29          */
  30         typedef std::multimap<char, std::string> ChanLogTargets;
  31         ChanLogTargets logstreams;
  32
  33  public:
  34         void init()
  35         {
  36                 Implementation eventlist[] = { I_OnRehash, I_OnSendSnotice };
  37                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
  38
  39                 OnRehash(NULL);
  40         }
  41
  42         virtual void OnRehash(User *user)
  43         {
  44                 std::string snomasks;
  45                 std::string channel;
  46
  47                 logstreams.clear();
  48
  49                 ConfigTagList tags = ServerInstance->Config->ConfTags("chanlog");
  50                 for (ConfigIter i = tags.first; i != tags.second; ++i)
  51                 {
  52                         channel = i->second->getString("channel");
  53                         snomasks = i->second->getString("snomasks");
  54
  55                         if (channel.empty() || snomasks.empty())
  56                         {
  57                                 ServerInstance->Logs->Log("m_chanlog", LOG_DEFAULT, "Malformed chanlog tag, ignoring");
  58                                 continue;
  59                         }
  60
  61                         for (std::string::const_iterator it = snomasks.begin(); it != snomasks.end(); it++)
  62                         {
  63                                 logstreams.insert(std::make_pair(*it, channel));
  64                                 ServerInstance->Logs->Log("m_chanlog", LOG_DEFAULT, "Logging %c to %s", *it, channel.c_str());
  65                         }
  66                 }
  67
  68         }
  69
  70         virtual ModResult OnSendSnotice(char &sno, std::string &desc, const std::string &msg)
  71         {
  72                 std::pair<ChanLogTargets::const_iterator, ChanLogTargets::const_iterator> itpair = logstreams.equal_range(sno);
  73                 if (itpair.first == itpair.second)
  74                         return MOD_RES_PASSTHRU;
  75
  76                 char buf[MAXBUF];
  77                 snprintf(buf, MAXBUF, "\2%s\2: %s", desc.c_str(), msg.c_str());
  78
  79                 for (ChanLogTargets::const_iterator it = itpair.first; it != itpair.second; ++it)
  80                 {
  81                         Channel *c = ServerInstance->FindChan(it->second);
  82                         if (c)
  83                         {
  84                                 c->WriteChannelWithServ(ServerInstance->Config->ServerName, "PRIVMSG %s :%s", c->name.c_str(), buf);
  85                                 ServerInstance->PI->SendChannelPrivmsg(c, 0, buf);
  86                         }
  87                 }
  88
  89                 return MOD_RES_PASSTHRU;
  90         }
  91
  92         virtual Version GetVersion()
  93         {
  94                 return Version("Logs snomask output to channel(s).", VF_VENDOR);
  95         }
  96 };
  97
  98
  99 MODULE_INIT(ModuleChanLog)
 100
 101
 102
 103
 104
 105
 106
 107
 108
 109 /*
 110  * This is for the "old" chanlog module which intercepted messages going to the logfile..
 111  * I don't consider it all that useful, and it's quite dangerous if setup incorrectly, so
 112  * this is defined out but left intact in case someone wants to develop it further someday.
 113  *
 114  * -- w00t (aug 23rd, 2008)
 115  */
 116 #define OLD_CHANLOG 0
 117
 118 #if OLD_CHANLOG
 119 class ChannelLogStream : public LogStream
 120 {
 121  private:
 122         std::string channel;
 123
 124  public:
 125         ChannelLogStream(int loglevel, const std::string &chan) : LogStream(loglevel), channel(chan)
 126         {
 127         }
 128
 129         virtual void OnLog(int loglevel, const std::string &type, const std::string &msg)
 130         {
 131                 Channel *c = ServerInstance->FindChan(channel);
 132                 static bool Logging = false;
 133
 134                 if (loglevel < this->loglvl)
 135                         return;
 136
 137                 if (Logging)
 138                         return;
 139
 140                 if (c)
 141                 {
 142                         Logging = true; // this avoids (rare chance) loops with logging server IO on networks
 143                         char buf[MAXBUF];
 144                         snprintf(buf, MAXBUF, "\2%s\2: %s", type.c_str(), msg.c_str());
 145
 146                         c->WriteChannelWithServ(ServerInstance->Config->ServerName, "PRIVMSG %s :%s", c->name.c_str(), buf);
 147                         ServerInstance->PI->SendChannelPrivmsg(c, 0, buf);
 148                         Logging = false;
 149                 }
 150         }
 151 };
 152 #endif