lua/lualocal.c

   1 #include <stdlib.h>
   2
   3 #include "../localuser/localuser.h"
   4 #include "../lib/strlfunc.h"
   5 #include "../core/schedule.h"
   6 #include "../channel/channel.h"
   7 #include "../localuser/localuserchannel.h"
   8
   9 #include "lua.h"
  10 #include "luabot.h"
  11 #include "lualocal.h"
  12
  13 void lua_localnickhandler(nick *target, int type, void **args);
  14 void lua_reconnectlocal(void *arg);
  15
  16 static int lua_registerlocaluser(lua_State *ps) {
  17   lua_list *l;
  18   lua_localnick *ln;
  19   char *nickname, *ident, *hostname, *realname, *account;
  20   flag_t modes = 0;
  21
  22   if(!lua_isstring(ps, 1) || !lua_isstring(ps, 2) || !lua_isstring(ps, 3) || !lua_isstring(ps, 4) || !lua_isstring(ps, 5) || !lua_isstring(ps, 6) || !lua_isfunction(ps, 7))
  23     return 0;
  24
  25   nickname = (char *)lua_tostring(ps, 1);
  26   ident = (char *)lua_tostring(ps, 2);
  27   hostname = (char *)lua_tostring(ps, 3);
  28   realname = (char *)lua_tostring(ps, 4);
  29   account = (char *)lua_tostring(ps, 5);
  30
  31   setflags(&modes, UMODE_ALL, (char *)lua_tostring(ps, 6), umodeflags, REJECT_NONE);
  32
  33   if(!lua_lineok(nickname) || !lua_lineok(ident) || !lua_lineok(hostname) || !lua_lineok(realname) || !lua_lineok(account))
  34     return 0;
  35
  36   l = lua_listfromstate(ps);
  37   if(!l)
  38     return 0;
  39
  40   ln = (lua_localnick *)malloc(sizeof(lua_localnick));
  41   if(!ln)
  42     return 0;
  43
  44   ln->reconnect = NULL;
  45
  46   ln->nick = registerlocaluser(nickname, ident, hostname, realname, account, modes, &lua_localnickhandler);
  47   if(!ln->nick) {
  48     free(ln);
  49     return 0;
  50   }
  51
  52   ln->handler = luaL_ref(ps, LUA_REGISTRYINDEX);
  53
  54   ln->next = l->nicks;
  55   l->nicks = ln;
  56
  57   lua_pushlong(ps, ln->nick->numeric);
  58   return 1;
  59 }
  60
  61 void lua_freelocalnick(lua_State *ps, lua_localnick *l, char *quitm) {
  62   if(l->nick)
  63     deregisterlocaluser(l->nick, quitm);
  64
  65   if(l->reconnect)
  66     deleteschedule(l->reconnect, &lua_reconnectlocal, l);
  67
  68   luaL_unref(ps, LUA_REGISTRYINDEX, l->handler);
  69
  70   free(l);
  71 }
  72
  73 int lua_getlocalnickbynick(nick *np, lua_list **rl, lua_localnick **rln) {
  74   lua_list *l;
  75   lua_localnick *ln;
  76
  77   for(l=lua_head;l;l=l->next)
  78     for(ln=l->nicks;ln;ln=ln->next)
  79       if(ln->nick == np) {
  80         *rl = l;
  81         *rln = ln;
  82         return 1;
  83       }
  84
  85   return 0;
  86 }
  87
  88 static int lua_deregisterlocaluser(lua_State *ps) {
  89   lua_list *l;
  90   lua_localnick *l2, *lp = NULL;
  91   long numeric;
  92   char *quitm;
  93
  94   if(!lua_islong(ps, 1))
  95     LUA_RETURN(ps, LUA_FAIL);
  96
  97   numeric = lua_tolong(ps, 1);
  98
  99   quitm = lua_isstring(ps, 2)?(char *)lua_tostring(ps, 2):"localuser unregistered.";
 100
 101   l = lua_listfromstate(ps);
 102
 103   for(l2=l->nicks;l2;lp=l2,l2=l2->next) {
 104     if(l2->nick->numeric == numeric) {
 105       if(lp) {
 106         lp->next = l2->next;
 107       } else {
 108         l->nicks = l2->next;
 109       }
 110
 111       lua_freelocalnick(ps, l2, quitm);
 112       LUA_RETURN(ps, LUA_OK);
 113     }
 114   }
 115
 116   LUA_RETURN(ps, LUA_FAIL);
 117 }
 118
 119 void lua_deregisternicks(lua_list *l) {
 120   struct lua_localnick *ln, *pn;
 121
 122   for(ln=l->nicks;ln;ln=pn) {
 123     pn = ln->next;
 124
 125     lua_freelocalnick(l->l, ln, "Script unloaded.");
 126   }
 127
 128   l->nicks = NULL;
 129 }
 130
 131 /* todo */
 132 void lua_localnickhandler(nick *target, int type, void **args) {
 133   nick *np;
 134   char *p;
 135   lua_localnick *ln;
 136   lua_list *l;
 137   channel *c;
 138
 139   if(!lua_getlocalnickbynick(target, &l, &ln))
 140     return;
 141
 142   switch(type) {
 143     case LU_PRIVMSG:
 144       np = (nick *)args[0];
 145       p = (char *)args[1];
 146
 147       if(!np || !p)
 148         return;
 149
 150       lua_vlpcall(l, ln, "irc_onmsg", "Ns", np, p);
 151
 152       break;
 153
 154     case LU_CHANMSG:
 155       np = (nick *)args[0];
 156       c = (channel *)args[1];
 157       p = (char *)args[2];
 158
 159       if(!np || !p || !c || !c->index || !c->index->name || !c->index->name->content)
 160         return;
 161
 162       lua_vlpcall(l, ln, "irc_onchanmsg", "Nss", np, c->index->name->content, p);
 163       break;
 164
 165     case LU_KILLED:
 166       p = (char *)args[2];
 167       lua_vlpcall(l, ln, "irc_onkilled", "s", p);
 168
 169       strlcpy(ln->nickname, target->nick, sizeof(ln->nickname));
 170       strlcpy(ln->ident, target->ident, sizeof(ln->ident));
 171       strlcpy(ln->hostname, target->host->name->content, sizeof(ln->hostname));
 172       strlcpy(ln->realname, target->realname->name->content, sizeof(ln->realname));
 173       strlcpy(ln->account, target->authname, sizeof(ln->account));
 174
 175       ln->umodes = target->umodes;
 176       ln->nick = NULL;
 177
 178       ln->reconnect = scheduleoneshot(time(NULL) + 1, &lua_reconnectlocal, ln);
 179
 180       break;
 181     case LU_INVITE:
 182     /* we were invited, check if someone invited us to PUBLICCHAN */
 183       np = (nick *)args[0];
 184       c = (channel *)args[1];
 185
 186       if(!c || !np || !c->index || !c->index->name || !c->index->name->content)
 187         return;
 188
 189       lua_vlpcall(l, ln, "irc_oninvite", "Ns", np, c->index->name->content);
 190       break;
 191   }
 192 }
 193
 194 void lua_reconnectlocal(void *arg) {
 195   lua_list *l;
 196   lua_localnick *ln = (lua_localnick *)arg;
 197
 198   ln->nick = registerlocaluser(ln->nickname, ln->ident, ln->hostname, ln->realname, ln->account, ln->umodes, &lua_localnickhandler);
 199   if(!ln->nick) {
 200     ln->reconnect = scheduleoneshot(time(NULL) + 1, &lua_reconnectlocal, ln);
 201     return;
 202   }
 203
 204   ln->reconnect = NULL;
 205
 206   if(lua_getlocalnickbynick(ln->nick, &l, &ln)) /* hacky! */
 207     lua_vlpcall(l, ln, "irc_onkillreconnect", "");
 208 }
 209
 210 static int lua_localjoin(lua_State *ps) {
 211   nick *source;
 212   channel *target;
 213   char *chan;
 214
 215   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2))
 216     LUA_RETURN(ps, LUA_FAIL);
 217
 218   source = getnickbynumeric(lua_tolong(ps, 1));
 219   if(!source)
 220     LUA_RETURN(ps, LUA_FAIL);
 221
 222   chan = (char *)lua_tostring(ps, 2);
 223   if(chan[0] != '#')
 224     LUA_RETURN(ps, LUA_FAIL);
 225
 226   if(!lua_lineok(chan))
 227     LUA_RETURN(ps, LUA_FAIL);
 228
 229   target = findchannel(chan);
 230   if(target) {
 231     localjoinchannel(source, target);
 232   } else {
 233     localcreatechannel(source, chan);
 234   }
 235
 236   LUA_RETURN(ps, LUA_OK);
 237 }
 238
 239 static int lua_localpart(lua_State *ps) {
 240   nick *source;
 241   channel *target;
 242   char *chan;
 243
 244   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2))
 245     LUA_RETURN(ps, LUA_FAIL);
 246
 247   source = getnickbynumeric(lua_tolong(ps, 1));
 248   if(!source)
 249     LUA_RETURN(ps, LUA_FAIL);
 250
 251   chan = (char *)lua_tostring(ps, 2);
 252
 253   if(!lua_lineok(chan))
 254     LUA_RETURN(ps, LUA_FAIL);
 255
 256   target = findchannel(chan);
 257   if(target) {
 258     localpartchannel(source, target);
 259   } else {
 260     LUA_RETURN(ps, LUA_FAIL);
 261   }
 262
 263   LUA_RETURN(ps, LUA_OK);
 264 }
 265
 266 static int lua_localchanmsg(lua_State *ps) {
 267   char *msg;
 268   nick *source;
 269   channel *target;
 270
 271   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2) || !lua_isstring(ps, 3))
 272     LUA_RETURN(ps, LUA_FAIL);
 273
 274   source = getnickbynumeric(lua_tolong(ps, 1));
 275   if(!source)
 276     LUA_RETURN(ps, LUA_FAIL);
 277
 278   target = findchannel((char *)lua_tostring(ps, 2));
 279   if(!target)
 280     LUA_RETURN(ps, LUA_FAIL);
 281
 282   msg = (char *)lua_tostring(ps, 3);
 283
 284   if(!lua_lineok(msg))
 285     LUA_RETURN(ps, LUA_FAIL);
 286
 287   sendmessagetochannel(source, target, "%s", msg);
 288
 289   LUA_RETURN(ps, LUA_OK);
 290 }
 291
 292 static int lua_localnotice(lua_State *ps) {
 293   char *msg;
 294   nick *source;
 295   nick *target;
 296
 297   if(!lua_islong(ps, 1) || !lua_islong(ps, 2) || !lua_isstring(ps, 3))
 298     LUA_RETURN(ps, LUA_FAIL);
 299
 300   source = getnickbynumeric(lua_tolong(ps, 1));
 301   if(!source)
 302     LUA_RETURN(ps, LUA_FAIL);
 303
 304   target = getnickbynumeric(lua_tolong(ps, 2));
 305   if(!target)
 306     LUA_RETURN(ps, LUA_FAIL);
 307
 308   msg = (char *)lua_tostring(ps, 3);
 309
 310   if(!lua_lineok(msg))
 311     LUA_RETURN(ps, LUA_FAIL);
 312
 313   sendnoticetouser(source, target, "%s", msg);
 314
 315   LUA_RETURN(ps, LUA_OK);
 316 }
 317
 318 static int lua_localprivmsg(lua_State *ps) {
 319   char *msg;
 320   nick *source;
 321   nick *target;
 322
 323   if(!lua_islong(ps, 1) || !lua_islong(ps, 2) || !lua_isstring(ps, 3))
 324     LUA_RETURN(ps, LUA_FAIL);
 325
 326   source = getnickbynumeric(lua_tolong(ps, 1));
 327   if(!source)
 328     LUA_RETURN(ps, LUA_FAIL);
 329
 330   target = getnickbynumeric(lua_tolong(ps, 2));
 331   if(!target)
 332     LUA_RETURN(ps, LUA_FAIL);
 333
 334   msg = (char *)lua_tostring(ps, 3);
 335
 336   if(!lua_lineok(msg))
 337     LUA_RETURN(ps, LUA_FAIL);
 338
 339   sendmessagetouser(source, target, "%s", msg);
 340
 341   LUA_RETURN(ps, LUA_OK);
 342 }
 343
 344 static int lua_localovmode(lua_State *l) {
 345   nick *source;
 346   channel *chan;
 347   int state = 0, add, realmode, ignoring = 0;
 348   modechanges changes;
 349
 350   if(!lua_islong(l, 1) || !lua_isstring(l, 2) || !lua_istable(l, 3))
 351     LUA_RETURN(l, LUA_FAIL);
 352
 353   source = getnickbynumeric(lua_tolong(l, 1));
 354   if(!source)
 355     LUA_RETURN(l, LUA_FAIL);
 356
 357   chan = findchannel((char *)lua_tostring(l, 2));
 358   if(!chan)
 359     LUA_RETURN(l, LUA_FAIL);
 360
 361   localsetmodeinit(&changes, chan, source);
 362
 363   lua_pushnil(l);
 364
 365   while(lua_next(l, 3)) {
 366     if(state == 0) {
 367       ignoring = 0;
 368
 369       if(!lua_isboolean(l, -1)) {
 370         ignoring = 1;
 371       } else {
 372         add = (int)lua_toboolean(l, -1);
 373       }
 374     } else if((state == 1) && !ignoring) {
 375       if(!lua_isstring(l, -1)) {
 376         ignoring = 1;
 377       } else {
 378         char *mode = (char *)lua_tostring(l, -1);
 379         if((*mode == 'o') && add) {
 380           realmode = MC_OP;
 381         } else if (*mode == 'o') {
 382           realmode = MC_DEOP;
 383         } else if((*mode == 'v') && add) {
 384           realmode = MC_VOICE;
 385         } else if (*mode == 'v') {
 386           realmode = MC_DEVOICE;
 387         } else {
 388           ignoring = 1;
 389         }
 390       }
 391     } else if((state == 2) && !ignoring) {
 392       if(lua_islong(l, -1)) {
 393         nick *target = getnickbynumeric(lua_tolong(l, -1));
 394         if(target)
 395           localdosetmode_nick(&changes, target, realmode);
 396       }
 397     }
 398
 399     lua_pop(l, 1);
 400
 401     state = (state + 1) % 3;
 402   }
 403
 404   localsetmodeflush(&changes, 1);
 405
 406   LUA_RETURN(l, LUA_OK);
 407 }
 408
 409 static int lua_localumodes(lua_State *ps) {
 410   nick *np;
 411   char *modes;
 412   flag_t newmodes = 0;
 413
 414   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2))
 415     LUA_RETURN(ps, LUA_FAIL);
 416
 417   np = getnickbynumeric(lua_tolong(ps, 1));
 418   if(!np)
 419     LUA_RETURN(ps, LUA_FAIL);
 420
 421   modes = (char *)lua_tostring(ps, 2);
 422
 423   setflags(&newmodes, UMODE_ALL, modes, umodeflags, REJECT_NONE);
 424
 425   localusersetumodes(np, newmodes);
 426   LUA_RETURN(ps, LUA_OK);
 427 }
 428
 429 static int lua_localtopic(lua_State *ps) {
 430   nick *np;
 431   channel *cp;
 432   char *topic;
 433
 434   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2) || !lua_isstring(ps, 3))
 435     LUA_RETURN(ps, LUA_FAIL);
 436
 437   np = getnickbynumeric(lua_tolong(ps, 1));
 438   if(!np)
 439     LUA_RETURN(ps, LUA_FAIL);
 440
 441   cp = findchannel((char *)lua_tostring(ps, 2));
 442   if(!cp)
 443     LUA_RETURN(ps, LUA_FAIL);
 444
 445   topic = (char *)lua_tostring(ps, 3);
 446   if(!topic || !lua_lineok(topic))
 447     LUA_RETURN(ps, LUA_FAIL);
 448
 449   localsettopic(np, cp, topic);
 450
 451   LUA_RETURN(ps, LUA_OK);
 452 }
 453
 454 static int lua_localban(lua_State *ps) {
 455   channel *cp;
 456   const char *mask;
 457   modechanges changes;
 458   nick *source;
 459
 460   int dir = MCB_ADD;
 461
 462   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2) || !lua_isstring(ps, 3))
 463     LUA_RETURN(ps, LUA_FAIL);
 464
 465   if(lua_isboolean(ps, 4) && lua_toboolean(ps, 4))
 466     dir = MCB_DEL;
 467
 468   source = getnickbynumeric(lua_tolong(ps, 1));
 469
 470   cp = findchannel((char *)lua_tostring(ps, 2));
 471   if(!cp)
 472     LUA_RETURN(ps, LUA_FAIL);
 473
 474   mask = lua_tostring(ps, 3);
 475   if(!mask || !mask[0] || !lua_lineok(mask))
 476     LUA_RETURN(ps, LUA_FAIL);
 477
 478   localsetmodeinit(&changes, cp, source);
 479   localdosetmode_ban(&changes, mask, dir);
 480   localsetmodeflush(&changes, 1);
 481
 482   LUA_RETURN(ps, LUA_OK);
 483 }
 484
 485 static int lua_localkick(lua_State *ps) {
 486   const char *n, *msg, *chan;
 487   nick *source, *np;
 488   channel *cp;
 489   int dochecks = 1;
 490
 491   if(!lua_islong(ps, 1) || !lua_isstring(ps, 2) || !lua_isstring(ps, 3) || !lua_isstring(ps, 4))
 492     LUA_RETURN(ps, LUA_FAIL);
 493
 494   source = getnickbynumeric(lua_tolong(ps, 1));
 495   chan = lua_tostring(ps, 2);
 496   n = lua_tostring(ps, 3);
 497   msg = lua_tostring(ps, 4);
 498   if(!source)
 499     LUA_RETURN(ps, LUA_FAIL);
 500
 501   if(lua_isboolean(ps, 4) && !lua_toboolean(ps, 4))
 502     dochecks = 0;
 503
 504   np = getnickbynick(n);
 505   if(!np)
 506     LUA_RETURN(ps, LUA_FAIL);
 507
 508   if(dochecks && (IsOper(np) || IsXOper(np) || IsService(np)))
 509     LUA_RETURN(ps, LUA_FAIL);
 510
 511   cp = findchannel((char *)chan);
 512   if(!cp)
 513     LUA_RETURN(ps, LUA_FAIL);
 514
 515   if(!lua_lineok(msg))
 516     LUA_RETURN(ps, LUA_FAIL);
 517
 518   localkickuser(source, cp, np, msg);
 519
 520   LUA_RETURN(ps, LUA_OK);
 521 }
 522
 523 void lua_registerlocalcommands(lua_State *l) {
 524   lua_register(l, "irc_localregisteruser", lua_registerlocaluser);
 525   lua_register(l, "irc_localderegisteruser", lua_deregisterlocaluser);
 526   lua_register(l, "irc_localjoin", lua_localjoin);
 527   lua_register(l, "irc_localpart", lua_localpart);
 528   lua_register(l, "irc_localchanmsg", lua_localchanmsg);
 529   lua_register(l, "irc_localnotice", lua_localnotice);
 530   lua_register(l, "irc_localprivmsg", lua_localprivmsg);
 531
 532   lua_register(l, "irc_localovmode", lua_localovmode);
 533   lua_register(l, "irc_localtopic", lua_localtopic);
 534
 535   lua_register(l, "irc_localban", lua_localban);
 536   lua_register(l, "irc_localkick", lua_localkick);
 537   lua_register(l, "irc_localumodes", lua_localumodes);
 538 }
 539