LUA: port luadb to dbapi2 to drop postgres dependency

[irc/quakenet/newserv.git] / chanserv / chanserv.c

/*
 * chanserv.c:
 *  The main chanserv core file.
 */

#include "chanserv.h"
#include "authlib.h"
#include "../core/hooks.h"
#include "../core/schedule.h"
#include "../lib/version.h"

MODULE_VERSION(QVERSION);

int chanservnext;

int chanserv_init_status;

sstring **chantypes;
sstring *cs_quitreason;

void chanservfreestuff();
void chanservfinishinit(int hooknum, void *arg);
static void cs_hourlyfunc(void *arg);

DBModuleIdentifier q9dbid;

void chanservdumpstuff(void *arg) {
  dumplastjoindata("lastjoin.dump");
}

void _init() {
  /* Register the nick extension - the others are registered in the db module */
  chanservnext=registernickext("nickserv");

  chanservcryptoinit();
  csa_initregex();

  q9dbid = dbgetid();

  if (chanservext!=-1 && chanservnext!=-1 && chanservaext!=-1) {
    /* Set up the chantypes */
    chantypes=(sstring **)malloc(CHANTYPES*sizeof(sstring *));
    chantypes[0]=getsstring("(unspecified)",20);
    chantypes[1]=getsstring("clan",20);
    chantypes[2]=getsstring("league",20);
    chantypes[3]=getsstring("private",20);
    chantypes[4]=getsstring("special",20);
    chantypes[5]=getsstring("gamesite",20);
    chantypes[6]=getsstring("game",20);
    chantypes[7]=getsstring("upgrade",20);
    chantypes[8]=getsstring("partner",20);
    
    /* And the log system */
    cs_initlog();

    /* Set up the command handler, and built in commands */
    chanservcommandinit();
    chanservaddcommand("showcommands", 0, 1, cs_doshowcommands, "Lists available commands.","Usage: SHOWCOMMANDS [<mask>]\nPrints a list of commands currently available to you, where:\nmask - Mask of commands to list (* or ? are wildcards).  If no mask is specified,\n       all available commands are displayed.");
    chanservaddcommand("quit", QCMD_DEV, 1, cs_doquit, "Makes the bot QUIT and \"reconnect\".","");
    chanservaddcommand("setquitreason", QCMD_DEV, 1, cs_dosetquitreason, "Sets the reason to be sent when quitting due to an unload.","");
    chanservaddcommand("rename", QCMD_DEV, 1, cs_dorename, "Changes the bot's name.","");
    chanservaddcommand("rehash", QCMD_DEV, 0, cs_dorehash, "Reloads all text from database.","");
    /* Make "HELP" take 2 arguments so things like "HELP chanflags #channel" work.  Any junk after the command will go into arg 2 and be ignored. */
    chanservaddcommand("help", 0, 2, cs_dohelp, "Displays help on a specific command.","Usage: HELP <command>\nShows help for a command, where:\ncommand - the command to show help for.\nFor a list of available commands, see SHOWCOMMANDS.\n");
    chanservaddcommand("version", 0, 1, cs_doversion, "Show Version.","Usage: VERSION\nShows the version number of the running bot.");

    chanservaddctcpcommand("ping",cs_doctcpping);
    chanservaddctcpcommand("version",cs_doctcpversion);
    chanservaddctcpcommand("gender",cs_doctcpgender);

    registerhook(HOOK_CHANSERV_DBLOADED, chanservfinishinit);
    
    /* Now that the database is in a separate module it might be loaded already. */
    if (chanservdb_ready)
      chanservfinishinit(HOOK_CHANSERV_DBLOADED, NULL);
  }
}

void chanservfinishinit(int hooknum, void *arg) {
  Error("chanserv",ERR_INFO,"Database loaded, finishing initialisation.");

  deregisterhook(HOOK_CHANSERV_DBLOADED, chanservfinishinit);

  readlastjoindata("lastjoin.dump");
  
  /* Schedule the dumps */
  schedulerecurring(time(NULL)+DUMPINTERVAL,0,DUMPINTERVAL,chanservdumpstuff,NULL);
  schedulerecurring(time(NULL)+5,0,5,csdb_flushchannelcounters,NULL);

  chanserv_init_status = CS_INIT_NOUSER;

  /* Register the user */
  scheduleoneshot(time(NULL)+1,&chanservreguser,NULL);
}
  
void chanserv_finalinit() {
  int i;
  nick *np, *nnp;

  /* Scan for users */
  for (i=0;i<NICKHASHSIZE;i++)
    for (np=nicktable[i];np;np=nnp) {
      nnp=np->next;
      cs_checknick(np);
    }
  
  /* Register core hooks */
  registerhook(HOOK_NICK_NEWNICK, cs_handlenick);
  registerhook(HOOK_NICK_ACCOUNT, cs_handlenick);
  registerhook(HOOK_NICK_LOSTNICK, cs_handlelostnick);
  registerhook(HOOK_NICK_SETHOST, cs_handlesethost);
  registerhook(HOOK_CHANNEL_NEWCHANNEL, cs_handlenewchannel);
  registerhook(HOOK_CHANNEL_LOSTCHANNEL, cs_handlelostchannel);
  registerhook(HOOK_CHANNEL_JOIN, cs_handlejoin);
  registerhook(HOOK_CHANNEL_CREATE, cs_handlejoin);
  registerhook(HOOK_CHANNEL_MODECHANGE, cs_handlemodechange);
  registerhook(HOOK_CHANNEL_BURST, cs_handleburst);
  registerhook(HOOK_CHANNEL_TOPIC, cs_handletopicchange);
  registerhook(HOOK_CHANNEL_LOSTNICK, cs_handlechanlostuser);

  chanserv_init_status = CS_INIT_READY;
  triggerhook(HOOK_CHANSERV_RUNNING, NULL);  

  /* run every 60 minutes, first one 5 minutes after start */
  schedulerecurring(time(NULL)+60*5,0,3600,cs_hourlyfunc,NULL);

  Error("chanserv",ERR_INFO,"Ready to roll.");
}

void _fini() {
  csdb_flushchannelcounters(NULL);

  dbfreeid(q9dbid);

  deleteallschedules(cs_hourlyfunc);
  deleteallschedules(cs_timerfunc);
  deleteallschedules(chanservreguser);
  deleteallschedules(chanservdumpstuff);
  deleteallschedules(chanservdgline);
  deleteallschedules(csdb_flushchannelcounters);

  if (chanservext>-1 && chanservnext>-1 && chanservaext>-1) {
    int i;
    for (i=0;i<CHANTYPES;i++)
      freesstring(chantypes[i]);

    free(chantypes);
  }
    
  /* Free everything */
  if (chanservnext!=-1) {
    releasenickext(chanservnext);
  }

  if (chanservnick)
    deregisterlocaluser(chanservnick, cs_quitreason?cs_quitreason->content:"Leaving");

  freesstring(cs_quitreason);

  deregisterhook(HOOK_NICK_NEWNICK, cs_handlenick);
  deregisterhook(HOOK_NICK_ACCOUNT, cs_handlenick);
  deregisterhook(HOOK_NICK_LOSTNICK, cs_handlelostnick);
  deregisterhook(HOOK_NICK_SETHOST, cs_handlesethost);
  deregisterhook(HOOK_CHANNEL_NEWCHANNEL, cs_handlenewchannel);
  deregisterhook(HOOK_CHANNEL_LOSTCHANNEL, cs_handlelostchannel);
  deregisterhook(HOOK_CHANNEL_JOIN, cs_handlejoin);
  deregisterhook(HOOK_CHANNEL_CREATE, cs_handlejoin);
  deregisterhook(HOOK_CHANNEL_MODECHANGE, cs_handlemodechange);
  deregisterhook(HOOK_CHANNEL_BURST, cs_handleburst);
  deregisterhook(HOOK_CHANNEL_TOPIC, cs_handletopicchange);
  deregisterhook(HOOK_CHANNEL_LOSTNICK, cs_handlechanlostuser);
  /*  deregisterhook(HOOK_CHANNEL_OPPED, cs_handleopchange);
  deregisterhook(HOOK_CHANNEL_DEOPPED, cs_handleopchange);
  deregisterhook(HOOK_CHANNEL_DEVOICED, cs_handleopchange);
  deregisterhook(HOOK_CHANNEL_BANSET, cs_handlenewban); */
  deregisterhook(HOOK_CHANSERV_DBLOADED, chanservfinishinit); /* for safety */

  chanservremovecommand("showcommands", cs_doshowcommands);
  chanservremovecommand("quit", cs_doquit);
  chanservremovecommand("setquitreason", cs_dosetquitreason);
  chanservremovecommand("rename", cs_dorename);
  chanservremovecommand("rehash", cs_dorehash);
  chanservremovecommand("help", cs_dohelp);
  chanservremovecommand("version", cs_doversion);
  chanservremovectcpcommand("ping",cs_doctcpping);
  chanservremovectcpcommand("version",cs_doctcpversion);
  chanservremovectcpcommand("gender",cs_doctcpgender);
  chanservcommandclose();

  csa_freeregex();
  chanservcryptofree();

  cs_closelog();
}

static void cs_hourlyfunc(void *arg) {
  int i, total = 0, touched = 0, toorecent = 0;
  chanindex *cip, *ncip;
  regchan *rcp;
  time_t t = time(NULL);

  for (i=0;i<CHANNELHASHSIZE;i++) {
    for (cip=chantable[i];cip;cip=ncip) {
      ncip=cip->next;
      if (!(rcp=cip->exts[chanservext]))
        continue;

      total++;

      if(cip->channel && cs_ischannelactive(cip->channel, rcp)) {
        rcp->lastactive = t;
        if (rcp->lastcountersync < (t - COUNTERSYNCINTERVAL)) {
          csdb_updatechannelcounters(rcp);
          rcp->lastcountersync=t;
          touched++;
        } else {
          toorecent++;
        }
      }

    }
  }
  cs_log(NULL,"hourly update active completed, %d seen, %d touched, %d too recent to update.",total,touched,toorecent);
}