src/modcmd.c

   1 /* modcmd.c - Generalized module command support
   2  * Copyright 2002-2004 srvx Development Team
   3  *
   4  * This file is part of x3.
   5  *
   6  * x3 is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with srvx; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  19  */
  20
  21 #include "chanserv.h"
  22 #include "conf.h"
  23 #include "compat.h"
  24 #include "modcmd.h"
  25 #include "opserv.h"
  26 #include "saxdb.h"
  27 #include "timeq.h"
  28 #include "version.h"
  29
  30
  31 struct pending_template {
  32     struct svccmd *cmd;
  33     char *base;
  34     struct pending_template *next;
  35 };
  36
  37 extern unsigned long god_timeout;
  38 static struct dict *modules;
  39 static struct dict *services;
  40 static struct pending_template *pending_templates;
  41 static struct module *modcmd_module;
  42 static struct modcmd *bind_command, *help_command, *version_command, *credits_command;
  43 static const struct message_entry msgtab[] = {
  44     { "MCMSG_BARE_FLAG", "Flag %.*s must be preceded by a + or -." },
  45     { "MCMSG_UNKNOWN_FLAG", "Unknown module flag %.*s." },
  46     { "MCMSG_BAD_OPSERV_LEVEL", "Invalid $O access level %s." },
  47     { "MCMSG_BAD_CHANSERV_LEVEL", "Invalid $C access level %s." },
  48     { "MCMSG_LEVEL_TOO_LOW", "You cannot set the access requirements for %s (your level is too low.)" },
  49     { "MCMSG_LEVEL_TOO_HIGH", "You cannot set the access requirements to %s (that is too high)." },
  50     { "MCMSG_BAD_OPTION", "Unknown option %s." },
  51     { "MCMSG_MUST_QUALIFY", "You $bMUST$b \"/msg %s@$s %s\" (not just /msg %s)." },
  52     { "MCMSG_ACCOUNT_SUSPENDED", "Your account has been suspended." },
  53     { "MCMSG_CHAN_NOT_REGISTERED", "%s has not been registered with $C." },
  54     { "MCMSG_CHAN_SUSPENDED", "$b$C$b access to $b%s$b has been temporarily suspended (%s)." },
  55     { "MCMSG_NO_CHANNEL_ACCESS", "You lack access to %s." },
  56     { "MCMSG_LOW_CHANNEL_ACCESS", "You lack sufficient access in %s to use this command." },
  57     { "MCMSG_REQUIRES_JOINABLE", "You must be in %s (or on its userlist) to use this command." },
  58     { "MCMSG_MUST_BE_HELPING", "You must have security override (helping mode) on to use this command." },
  59     { "MCMSG_MISSING_COMMAND", "You must specify a command as well as a channel." },
  60     { "MCMSG_NO_CHANNEL_BEFORE", "You may not give a channel name before this command." },
  61     { "MCMSG_NO_PLUS_CHANNEL", "You may not use a +channel with this command." },
  62     { "MCMSG_COMMAND_ALIASES", "%s is an alias for: %s" },
  63     { "MCMSG_HELP_COMMAND_ALIAS", "$uAlias for:$u %s" },
  64     { "MCMSG_HELP_COMMAND_HEADER", "Command help for: $b%s$b" },
  65     { "MCMSG_HELP_COMMAND_UNKNOWN", "No help available for that command." },
  66     { "MCMSG_HELP_TOPIC_HEADER",   "Help topic: $b%s$b" },
  67     { "MCMSG_HELP_DIVIDER", "=---------------------------------------=" },
  68     { "MCMSG_HELP_FOOTER",  "=------------- End of Help -------------=" },
  69     { "MCMSG_COMMAND_BINDING", "%s is a binding of: %s" },
  70     { "MCMSG_ALIAS_ERROR", "Error in alias expansion for %s; check the error log for details." },
  71     { "MCMSG_INTERNAL_COMMAND", "$b%s$b is an internal command and cannot be called directly; please check command bindings." },
  72     { "MCMSG_UNKNOWN_MODULE", "Unknown module %s." },
  73     { "MCMSG_UNKNOWN_SERVICE", "Unknown service %s." },
  74     { "MCMSG_ALREADY_BOUND", "%s already has a command bound as %s." },
  75     { "MCMSG_UNKNOWN_COMMAND_2", "Unknown command name %s (relative to service %s)." },
  76     { "MCMSG_COMMAND_MODIFIED", "Option $b%s$b for $b%s$b has been set." },
  77     { "MCMSG_INSPECTION_REFUSED", "You do not have access to inspect command %s." },
  78     { "MCMSG_CANNOT_DOUBLE_ALIAS", "You cannot bind to a complex (argument-carrying) bind." },
  79     { "MCMSG_BAD_ALIAS_ARGUMENT", "Invalid alias argument $b%s$b." },
  80     { "MCMSG_COMMAND_BOUND", "New command %s bound to %s." },
  81     { "MCMSG_MODULE_BOUND", "Bound %d commands from %s to %s." },
  82     { "MCMSG_NO_COMMAND_BOUND", "%s has nothing bound as command %s." },
  83     { "MCMSG_UNBIND_PROHIBITED", "It wouldn't be very much fun to unbind the last %s command, now would it?" },
  84     { "MCMSG_COMMAND_UNBOUND", "Unbound command %s from %s." },
  85     { "MCMSG_HELPFILE_UNBOUND", "Since that was the last command from module %s on the service, the helpfile for %s was removed." },
  86     { "MCMSG_NO_HELPFILE", "Module %s does not have a help file." },
  87     { "MCMSG_HELPFILE_ERROR", "Syntax error reading %s; help contents not changed." },
  88     { "MCMSG_HELPFILE_READ", "Read %s help database in "FMT_TIME_T".%03lu seconds." },
  89     { "MCMSG_COMMAND_TIME", "Command $b%s$b finished in "FMT_TIME_T".%06lu seconds." },
  90     { "MCMSG_NEED_OPSERV_LEVEL", "You must have $O access of at least $b%u$b." },
  91     { "MCMSG_NEED_CHANSERV_LEVEL", "You must have $C access of at least $b%u$b in the channel." },
  92     { "MCMSG_NEED_ACCOUNT_FLAGS", "You must have account flags $b%s$b." },
  93     { "MCMSG_NEED_NOTHING", "Anyone may use the $b%s$b command." },
  94     { "MCMSG_NEED_STAFF_ACCESS", "You must be network staff." },
  95     { "MCMSG_NEED_STAFF_OPER", "You must be an IRC operator." },
  96     { "MCMSG_NEED_STAFF_NETHELPER", "You must be a network helper." },
  97     { "MCMSG_NEED_STAFF_NETHELPER_OR_OPER", "You must be a network helper or IRC operator." },
  98     { "MCMSG_NEED_STAFF_SHELPER", "You must be a support helper." },
  99     { "MCMSG_NEED_STAFF_SHELPER_OR_OPER", "You must be a support helper or IRC operator." },
 100     { "MCMSG_NEED_STAFF_HELPER", "You must be a network or support helper." },
 101     { "MCMSG_NEED_JOINABLE", "The channel must be open or you must be in the channel or on its userlist." },
 102     { "MCMSG_NEED_CHANUSER_CSUSPENDABLE", "You must be on the channel's userlist, and the channel can be suspended." },
 103     { "MCMSG_NEED_CHANUSER", "You must be on the channel's userlist." },
 104     { "MCMSG_NEED_REGCHAN", "You must specify a channel registered with $C." },
 105     { "MCMSG_NEED_CHANNEL", "You must specify a channel that exists." },
 106     { "MCMSG_NEED_AUTHED", "You must be authenticated with $N." },
 107     { "MCMSG_IS_TOY", "$b%s$b is a toy command." },
 108     { "MCMSG_END_REQUIREMENTS", "End of requirements for $b%s$b." },
 109     { "MCMSG_ALREADY_HELPING", "You already have security override enabled." },
 110     { "MCMSG_ALREADY_NOT_HELPING", "You already have security override disabled." },
 111     { "MCMSG_NOW_HELPING", "Security override has been enabled." },
 112     { "MCMSG_NOW_NOT_HELPING", "Security override has been disabled." },
 113     { "MCMSG_JOINER_CHOICES", "Subcommands of %s: %s" },
 114     { "MCMSG_MODULE_INFO", "Commands exported by module $b%s$b:" },
 115     { "MCMSG_SERVICE_INFO", "Commands bound to service $b%s$b:" },
 116     { "MCMSG_TOYS_DISABLED", "Toys are disabled in %s." },
 117     { "MCMSG_PUBLIC_DENY", "Public commands in $b%s$b are restricted." },
 118     { "MCMSG_HELPFILE_SEQUENCE", "Help priority %d: %s" },
 119     { "MCMSG_HELPFILE_SEQUENCE_SET", "Set helpfile priority sequence for %s." },
 120     { "MCMSG_BAD_SERVICE_NICK", "$b%s$b is an invalid nickname." },
 121     { "MCMSG_ALREADY_SERVICE", "$b%s$b is already a service." },
 122     { "MCMSG_NEW_SERVICE", "Added new service bot $b%s$b." },
 123     { "MCMSG_SERVICE_RENAMED", "Service renamed to $b%s$b." },
 124     { "MCMSG_NO_TRIGGER", "$b%s$b does not have an in-channel trigger." },
 125     { "MCMSG_REMOVED_TRIGGER", "Removed trigger from $b%s$b." },
 126     { "MCMSG_DUPLICATE_TRIGGER", "$b%s$b already uses trigger $b%c$b." },
 127     { "MCMSG_CURRENT_TRIGGER", "Trigger for $b%s$b is $b%c$b." },
 128     { "MCMSG_NEW_TRIGGER", "Changed trigger for $b%s$b to $b%c$b." },
 129     { "MCMSG_SERVICE_PRIVILEGED", "Service $b%s$b privileged: $b%s$b." },
 130     { "MCMSG_SERVICE_REMOVED", "Service $b%s$b has been deleted." },
 131     { "MCMSG_FILE_NOT_OPENED", "Unable to open file $b%s$b for writing." },
 132     { "MCMSG_MESSAGES_DUMPED", "Messages written to $b%s$b." },
 133     { "MCMSG_MESSAGE_DUMP_FAILED", "Message dump failed: %s." },
 134     { "MCMSG_COMMAND_FLAGS", "Command flags are %s (inferred: %s)." },
 135     { "MCMSG_COMMAND_ACCOUNT_FLAGS", "Requires account flags +%s, prohibits account flags +%s." },
 136     { "MCMSG_COMMAND_ACCESS_LEVEL", "Requires channel access %d and $O access %d." },
 137     { "MCMSG_COMMAND_USES", "%s has been used %d times." },
 138     { "MCMSG_GOD_EXPIRED", "Security override expired." },
 139     { NULL, NULL }
 140 };
 141 struct userData *_GetChannelUser(struct chanData *channel, struct handle_info *handle, int override, int allow_suspended);
 142
 143 #define ACTION_ALLOW     1
 144 #define ACTION_OVERRIDE  2
 145 #define ACTION_NOCHANNEL 4
 146 #define ACTION_STAFF     8
 147
 148 #define RESOLVE_DEPTH    4
 149
 150 static struct modcmd_flag {
 151     const char *name;
 152     unsigned int flag;
 153 } modcmd_flags[] = {
 154     { "acceptchan", MODCMD_ACCEPT_CHANNEL },
 155     { "acceptpluschan", MODCMD_ACCEPT_PCHANNEL },
 156     { "authed", MODCMD_REQUIRE_AUTHED },
 157     { "channel", MODCMD_REQUIRE_CHANNEL },
 158     { "chanuser", MODCMD_REQUIRE_CHANUSER },
 159     { "disabled", MODCMD_DISABLED },
 160     { "helping", MODCMD_REQUIRE_HELPING },
 161     { "ignore_csuspend", MODCMD_IGNORE_CSUSPEND },
 162     { "joinable", MODCMD_REQUIRE_JOINABLE },
 163     { "keepbound", MODCMD_KEEP_BOUND },
 164     { "loghostmask", MODCMD_LOG_HOSTMASK },
 165     { "networkhelper", MODCMD_REQUIRE_NETWORK_HELPER },
 166     { "never_csuspend", MODCMD_NEVER_CSUSPEND },
 167     { "nolog", MODCMD_NO_LOG },
 168     { "oper", MODCMD_REQUIRE_OPER },
 169     { "qualified", MODCMD_REQUIRE_QUALIFIED },
 170     { "regchan", MODCMD_REQUIRE_REGCHAN },
 171     { "supporthelper", MODCMD_REQUIRE_SUPPORT_HELPER },
 172     { "toy", MODCMD_TOY },
 173     { NULL, 0 }
 174 };
 175
 176 static int
 177 flags_bsearch(const void *a, const void *b) {
 178     const char *key = a;
 179     const struct modcmd_flag *flag = b;
 180     return ircncasecmp(key, flag->name, strlen(flag->name));
 181 }
 182
 183 static int
 184 flags_qsort(const void *a, const void *b) {
 185     const struct modcmd_flag *fa = a, *fb = b;
 186     return irccasecmp(fa->name, fb->name);
 187 }
 188
 189 DEFINE_LIST(svccmd_list, struct svccmd*)
 190 DEFINE_LIST(module_list, struct module*)
 191
 192 static void
 193 free_service_command(void *data) {
 194     struct svccmd *svccmd;
 195     unsigned int nn;
 196
 197     svccmd = data;
 198     if (svccmd->alias.used) {
 199         for (nn=0; nn<svccmd->alias.used; ++nn)
 200             free(svccmd->alias.list[nn]);
 201         free(svccmd->alias.list);
 202     }
 203     free(svccmd->name);
 204     free(svccmd);
 205 }
 206
 207 static void
 208 free_service(void *data) {
 209     struct service *service = data;
 210     dict_delete(service->commands);
 211     module_list_clean(&service->modules);
 212     free(service);
 213 }
 214
 215 static void
 216 free_module_command(void *data) {
 217     struct modcmd *modcmd = data;
 218     free_service_command(modcmd->defaults);
 219     free(modcmd->name);
 220     free(modcmd);
 221 }
 222
 223 static void
 224 free_module(void *data) {
 225     struct module *module = data;
 226     dict_delete(module->commands);
 227     close_helpfile(module->helpfile);
 228     free(module->name);
 229     free(module);
 230 }
 231
 232 struct module *
 233 module_register(const char *name, struct log_type *clog, const char *helpfile_name, expand_func_t expand_help) {
 234     struct module *newmod;
 235
 236     newmod = calloc(1, sizeof(*newmod));
 237     newmod->name = strdup(name);
 238     newmod->commands = dict_new();
 239     dict_set_free_data(newmod->commands, free_module_command);
 240     newmod->clog = clog;
 241     newmod->helpfile_name = helpfile_name;
 242     newmod->expand_help = expand_help;
 243     if (newmod->helpfile_name) {
 244         newmod->helpfile = open_helpfile(newmod->helpfile_name, newmod->expand_help);
 245     }
 246     dict_insert(modules, newmod->name, newmod);
 247     return newmod;
 248 }
 249
 250 struct module *
 251 module_find(const char *name) {
 252     return dict_find(modules, name, NULL);
 253 }
 254
 255 static void
 256 add_pending_template(struct svccmd *cmd, const char *target) {
 257     struct pending_template *pending = calloc(1, sizeof(*pending));
 258     pending->cmd = cmd;
 259     pending->base = strdup(target);
 260     pending->next = pending_templates;
 261     pending_templates = pending;
 262 }
 263
 264 struct svccmd *
 265 svccmd_resolve_name(struct svccmd *origin, const char *name) {
 266     char *sep, svcname[MAXLEN];
 267
 268     if ((sep = strchr(name, '.'))) {
 269         memcpy(svcname, name, sep-name);
 270         svcname[sep-name] = 0;
 271         name = sep + 1;
 272         if (svcname[0] == '*') {
 273             struct module *module = module_find(svcname+1);
 274             struct modcmd *cmd = module ? dict_find(module->commands, name, NULL) : NULL;
 275             return cmd ? cmd->defaults : NULL;
 276         } else {
 277             struct service *service = service_find(svcname);
 278             return service ? dict_find(service->commands, name, NULL) : NULL;
 279         }
 280     } else {
 281         if (origin->parent) {
 282             return dict_find(origin->parent->commands, name, NULL);
 283         } else {
 284             struct modcmd *cmd = dict_find(origin->command->parent->commands, name, NULL);
 285             return cmd ? cmd->defaults : NULL;
 286         }
 287     }
 288 }
 289
 290 static void
 291 modcmd_set_effective_flags(struct svccmd *cmd) {
 292     int flags = cmd->flags | cmd->command->flags;
 293     if (cmd->min_opserv_level > 0)
 294         flags |= MODCMD_REQUIRE_OPER;
 295     if (cmd->min_channel_access > 0)
 296         flags |= MODCMD_REQUIRE_CHANUSER;
 297     if (flags & MODCMD_REQUIRE_CHANUSER)
 298         flags |= MODCMD_REQUIRE_REGCHAN;
 299     if (flags & MODCMD_REQUIRE_REGCHAN)
 300         flags |= MODCMD_REQUIRE_CHANNEL;
 301     if (flags & (MODCMD_REQUIRE_STAFF|MODCMD_REQUIRE_HELPING))
 302         flags |= MODCMD_REQUIRE_AUTHED;
 303     cmd->effective_flags = flags;
 304 }
 305
 306 static void
 307 svccmd_copy_rules(struct svccmd *dest, struct svccmd *src) {
 308     dest->flags |= src->flags;
 309     dest->req_account_flags |= src->req_account_flags;
 310     dest->deny_account_flags |= src->deny_account_flags;
 311     if (src->min_opserv_level > dest->min_opserv_level)
 312         dest->min_opserv_level = src->min_opserv_level;
 313     if (src->min_channel_access > dest->min_channel_access)
 314         dest->min_channel_access = src->min_channel_access;
 315     modcmd_set_effective_flags(dest);
 316 }
 317
 318 static int
 319 svccmd_configure(struct svccmd *cmd, struct userNode *user, struct userNode *bot, const char *param, const char *value) {
 320     if (!irccasecmp(param, "flags")) {
 321         unsigned int set_flags, rem_flags;
 322         struct modcmd_flag *flag;
 323         int opt, end;
 324
 325         for (set_flags = rem_flags = 0; 1; value += end) {
 326             end = strcspn(value, ",");
 327             if (*value == '+')
 328                 opt = 1;
 329             else if (*value == '-')
 330                 opt = 0;
 331             else {
 332                 if (user)
 333                     send_message(user, bot, "MCMSG_BARE_FLAG", end, value);
 334                 else
 335                     log_module(MAIN_LOG, LOG_ERROR, "Flag %.*s must be preceded by a + or - (for command %s).", end, value, cmd->name);
 336                 return 0;
 337             }
 338             value++;
 339             flag = bsearch(value, modcmd_flags, ArrayLength(modcmd_flags)-1, sizeof(modcmd_flags[0]), flags_bsearch);
 340             if (!flag) {
 341                 if (user)
 342                     send_message(user, bot, "MCMSG_UNKNOWN_FLAG", end, value);
 343                 else
 344                     log_module(MAIN_LOG, LOG_ERROR, "Unknown module flag %.*s (for command %s).", end, value, cmd->name);
 345                 return 0;
 346             }
 347             if (opt)
 348                 set_flags |= flag->flag, rem_flags &= ~flag->flag;
 349             else
 350                 rem_flags |= flag->flag, set_flags &= ~flag->flag;
 351             if (!value[end-1])
 352                 break;
 353         }
 354         cmd->flags = (cmd->flags | set_flags) & ~rem_flags;
 355         return 1;
 356     } else if (!irccasecmp(param, "channel_level") || !irccasecmp(param, "channel_access") || !irccasecmp(param, "access")) {
 357         unsigned short ul;
 358         if (!irccasecmp(value, "none") || !irccasecmp(value, "0")) {
 359             cmd->min_channel_access = 0;
 360             return 1;
 361         } else if ((ul = user_level_from_name(value, UL_OWNER)) > 0) {
 362             cmd->min_channel_access = ul;
 363             return 1;
 364         } else if (user) {
 365             send_message(user, bot, "MCMSG_BAD_CHANSERV_LEVEL", value);
 366             return 0;
 367         } else {
 368             log_module(MAIN_LOG, LOG_ERROR, "Invalid ChanServ access level %s (for command %s).", value, cmd->name);
 369             return 0;
 370         }
 371     } else if (!irccasecmp(param, "oper_level") || !irccasecmp(param, "oper_access") || !irccasecmp(param, "level")) {
 372         unsigned int newval = atoi(value);
 373         if (!isdigit(value[0]) || (newval > 1000)) {
 374             if (user)
 375                 send_message(user, bot, "MCMSG_BAD_OPSERV_LEVEL", value);
 376             else
 377                 log_module(MAIN_LOG, LOG_ERROR, "Invalid OpServ access level %s (for command %s).", value, cmd->name);
 378             return 0;
 379         }
 380         if (user && (!user->handle_info || (cmd->min_opserv_level > user->handle_info->opserv_level))) {
 381             send_message(user, bot, "MCMSG_LEVEL_TOO_LOW", cmd->name);
 382             return 0;
 383         }
 384         if (user && (!user->handle_info || (newval > user->handle_info->opserv_level))) {
 385             send_message(user, bot, "MCMSG_LEVEL_TOO_HIGH", value);
 386             return 0;
 387         }
 388         cmd->min_opserv_level = newval;
 389         return 1;
 390     } else if (!irccasecmp(param, "account_flags")) {
 391         return nickserv_modify_handle_flags(user, bot, value, &cmd->req_account_flags, &cmd->deny_account_flags);
 392     } else {
 393         if (user)
 394             send_message(user, bot, "MCMSG_BAD_OPTION", param);
 395         else
 396             log_module(MAIN_LOG, LOG_ERROR, "Unknown option %s (for command %s).", param, cmd->name);
 397         return 0;
 398     }
 399 }
 400
 401 struct modcmd *
 402 modcmd_register(struct module *module, const char *name, modcmd_func_t func, unsigned int min_argc, unsigned int flags, ...) {
 403     struct modcmd *newcmd;
 404     va_list args;
 405     const char *param, *value;
 406
 407     newcmd = calloc(1, sizeof(*newcmd));
 408     newcmd->name = strdup(name);
 409     newcmd->parent = module;
 410     newcmd->func = func;
 411     newcmd->min_argc = min_argc;
 412     newcmd->flags = flags;
 413     newcmd->defaults = calloc(1, sizeof(*newcmd->defaults));
 414     newcmd->defaults->name = strdup(newcmd->name);
 415     newcmd->defaults->command = newcmd;
 416     dict_insert(module->commands, newcmd->name, newcmd);
 417     if (newcmd->flags & (MODCMD_REQUIRE_REGCHAN|MODCMD_REQUIRE_CHANNEL|MODCMD_REQUIRE_CHANUSER|MODCMD_REQUIRE_JOINABLE)) {
 418         newcmd->defaults->flags |= MODCMD_ACCEPT_CHANNEL;
 419     }
 420     if (newcmd->flags & MODCMD_REQUIRE_STAFF) {
 421         newcmd->defaults->flags |= MODCMD_REQUIRE_AUTHED;
 422     }
 423     va_start(args, flags);
 424     while ((param = va_arg(args, const char*))) {
 425         value = va_arg(args, const char*);
 426         if (!irccasecmp(param, "template")) {
 427             struct svccmd *svccmd = svccmd_resolve_name(newcmd->defaults, value);
 428             if (svccmd) {
 429                 svccmd_copy_rules(newcmd->defaults, svccmd);
 430             } else {
 431                 log_module(MAIN_LOG, LOG_ERROR, "Unable to resolve template name %s for %s.%s.", value, newcmd->parent->name, newcmd->name);
 432             }
 433             add_pending_template(newcmd->defaults, value);
 434         } else {
 435             svccmd_configure(newcmd->defaults, NULL, NULL, param, value);
 436         }
 437     }
 438     modcmd_set_effective_flags(newcmd->defaults);
 439     va_end(args);
 440     return newcmd;
 441 }
 442
 443 /* This is kind of a lame hack, but it is actually simpler than having
 444  * the permission check vary based on the command itself, or having a
 445  * more generic rule system.
 446  */
 447 int
 448 svccmd_can_invoke(struct userNode *user, struct userNode *bot, struct svccmd *cmd, struct chanNode *channel, int options) {
 449     extern struct userNode *chanserv;
 450     unsigned int uData_checked = 0;
 451     struct userData *uData = NULL;
 452     int rflags = 0, flags = cmd->effective_flags;
 453
 454     if (flags & MODCMD_DISABLED) {
 455         if (options & SVCCMD_NOISY)
 456             send_message(user, bot, "MSG_COMMAND_DISABLED", cmd->name);
 457         return 0;
 458     }
 459     if ((flags & MODCMD_REQUIRE_QUALIFIED) && !(options & SVCCMD_QUALIFIED)) {
 460         if (options & SVCCMD_NOISY)
 461             send_message(user, bot, "MCMSG_MUST_QUALIFY", bot->nick, cmd->name, bot->nick);
 462         return 0;
 463     }
 464     if (flags & MODCMD_REQUIRE_AUTHED) {
 465         if (!user->handle_info) {
 466             if (options & SVCCMD_NOISY)
 467                 send_message(user, bot, "MSG_AUTHENTICATE");
 468             return 0;
 469         }
 470         if (HANDLE_FLAGGED(user->handle_info, SUSPENDED)) {
 471             if (options & SVCCMD_NOISY)
 472                 send_message(user, bot, "MCMSG_ACCOUNT_SUSPENDED");
 473             return 0;
 474         }
 475     }
 476     if (channel || (options & SVCCMD_NOISY)) {
 477         if ((flags & MODCMD_REQUIRE_CHANNEL) && !channel) {
 478             if (options & SVCCMD_NOISY)
 479                 send_message(user, bot, "MSG_INVALID_CHANNEL");
 480             return 0;
 481         }
 482         if (flags & MODCMD_REQUIRE_REGCHAN) {
 483             if (!chanserv) {
 484                 /* Just use the inferred MODCMD_REQUIRE_CHANNEL. */
 485             } else if (!channel->channel_info) {
 486                 if (options & SVCCMD_NOISY)
 487                     send_message(user, bot, "MCMSG_CHAN_NOT_REGISTERED", channel->name);
 488                 return 0;
 489             } else if (IsSuspended(channel->channel_info) && !(flags & MODCMD_IGNORE_CSUSPEND)) {
 490                 /* Allow security-override users to ignore most channel
 491                  * suspensions, but flag that use as a staff command.
 492                  */
 493                 if (!IsHelping(user) || (flags & MODCMD_NEVER_CSUSPEND)) {
 494                     if (options & SVCCMD_NOISY)
 495                         send_message(user, bot, "MCMSG_CHAN_SUSPENDED", channel->name, channel->channel_info->suspended->reason);
 496                     return 0;
 497                 }
 498                 rflags |= ACTION_STAFF;
 499             }
 500         }
 501         if (flags & MODCMD_REQUIRE_CHANUSER) {
 502             if (!uData_checked)
 503                 uData = _GetChannelUser(channel->channel_info, user->handle_info, 1, 0), uData_checked = 1;
 504             if (!chanserv) {
 505                 /* Assume someone knows what they're doing. */
 506             } else if (!uData) {
 507                 if (options & SVCCMD_NOISY)
 508                     send_message(user, bot, "MCMSG_NO_CHANNEL_ACCESS", channel->name);
 509                 return 0;
 510             } else if (uData->access < cmd->min_channel_access) {
 511                 if (options & SVCCMD_NOISY)
 512                     send_message(user, bot, "MCMSG_LOW_CHANNEL_ACCESS", channel->name);
 513                 return 0;
 514             }
 515         }
 516         if ((flags & MODCMD_REQUIRE_JOINABLE) && channel) {
 517             if (!uData_checked)
 518                 uData = _GetChannelUser(channel->channel_info, user->handle_info, 1, 0), uData_checked = 1;
 519             if ((channel->modes & (MODE_INVITEONLY|MODE_KEY|MODE_SECRET))
 520                 && !uData
 521                 && !IsService(user)
 522                 && !GetUserMode(channel, user)) {
 523                 if (options & SVCCMD_NOISY)
 524                     send_message(user, bot, "MCMSG_REQUIRES_JOINABLE", channel->name);
 525                 return 0;
 526             }
 527         }
 528         if ((flags & MODCMD_TOY) && channel) {
 529             if (!channel->channel_info)
 530                 rflags |= ACTION_NOCHANNEL;
 531             else switch (channel->channel_info->chOpts[chToys]) {
 532             case 'd':
 533                 if (options & SVCCMD_NOISY)
 534                     send_message(user, bot, "MCMSG_TOYS_DISABLED", channel->name);
 535                 return 0;
 536             case 'n':
 537                 rflags |= ACTION_NOCHANNEL;
 538                 break;
 539             case 'p':
 540                 break;
 541             }
 542         }
 543     }
 544     if (flags & MODCMD_REQUIRE_STAFF) {
 545         if (((flags & MODCMD_REQUIRE_OPER) && IsOper(user))
 546             || ((flags & MODCMD_REQUIRE_NETWORK_HELPER) && IsNetworkHelper(user))
 547             || ((flags & MODCMD_REQUIRE_SUPPORT_HELPER) && IsSupportHelper(user))) {
 548             /* allow it */
 549             rflags |= ACTION_STAFF;
 550         } else {
 551             if (options & SVCCMD_NOISY)
 552                 send_message(user, bot, "MSG_COMMAND_PRIVILEGED", cmd->name);
 553             return 0;
 554         }
 555     }
 556     if (flags & MODCMD_REQUIRE_HELPING) {
 557         if (!HANDLE_FLAGGED(user->handle_info, HELPING)) {
 558             if (options & SVCCMD_NOISY)
 559                 send_message(user, bot, "MCMSG_MUST_BE_HELPING");
 560             return 0;
 561         }
 562         rflags |= ACTION_STAFF;
 563     }
 564     if (cmd->min_opserv_level > 0) {
 565         if (!oper_has_access(user, bot, cmd->min_opserv_level, !(options & SVCCMD_NOISY)))
 566           return 0;
 567         rflags |= ACTION_STAFF;
 568     }
 569     if (cmd->req_account_flags || cmd->deny_account_flags) {
 570         if (!user->handle_info) {
 571             if (options & SVCCMD_NOISY)
 572                 send_message(user, bot, "MSG_AUTHENTICATE");
 573             return 0;
 574         }
 575         /* Do we want separate or different messages here? */
 576         if ((cmd->req_account_flags & ~user->handle_info->flags)
 577             || (cmd->deny_account_flags & user->handle_info->flags)) {
 578             if (options & SVCCMD_NOISY)
 579                 send_message(user, bot, "MSG_COMMAND_PRIVILEGED", cmd->name);
 580             return 0;
 581         }
 582     }
 583
 584     /* If it's an override, return a special value. */
 585     if ((flags & MODCMD_REQUIRE_CHANUSER)
 586         && (options & SVCCMD_NOISY)
 587         && (!uData || (uData->access > 500))
 588         && (!(uData = _GetChannelUser(channel->channel_info, user->handle_info, 0, 0))
 589             || uData->access < cmd->min_channel_access)
 590         && !(flags & (MODCMD_REQUIRE_STAFF|MODCMD_REQUIRE_HELPING))) {
 591         rflags |= ACTION_OVERRIDE;
 592     }
 593     return rflags | ACTION_ALLOW;
 594 }
 595
 596 static int
 597 svccmd_expand_alias(struct svccmd *cmd, struct userNode *user, unsigned int old_argc, char *old_argv[], char *new_argv[]) {
 598     unsigned int ii, new_argc;
 599     char *arg, *altarg;
 600
 601     for (ii=new_argc=0; ii<cmd->alias.used; ++ii) {
 602         altarg = NULL;
 603         arg = cmd->alias.list[ii];
 604         if (arg[0] != '$') {
 605             new_argv[new_argc++] = arg;
 606             continue;
 607         }
 608         if (arg[1] == '$') {
 609             new_argv[new_argc++] = arg + 1;
 610         } else if (isdigit(arg[1])) {
 611             unsigned int lbound = 0;
 612             unsigned int ubound = 0;
 613             unsigned int jj = 0;
 614             char *end_num;
 615
 616             lbound = strtoul(arg+1, &end_num, 10);
 617             switch (end_num[0]) {
 618             case 0: ubound = lbound; break;
 619             case 'a':
 620                 altarg = (user && user->handle_info) ? user->handle_info->handle : "(account)";
 621                 break;
 622             case 'n':
 623                 altarg = user ? user->nick : "(nick)";
 624                 break;
 625             case 'm':
 626 #ifdef WITH_PROTOCOL_P10
 627                 altarg = user ? user->numeric : "(numnick)";
 628 #else
 629                 altarg = "(This ircd protocol has no numnicks!)";
 630 #endif
 631                 break;
 632             case '-':
 633                 if (end_num[1] == 0) {
 634                     ubound = old_argc - 1;
 635                     break;
 636                 } else if (isdigit(end_num[1])) {
 637                     ubound = strtoul(end_num+1, NULL, 10);
 638                     break;
 639                 }
 640                 /* else fall through to default case */
 641             default:
 642                 log_module(MAIN_LOG, LOG_ERROR, "Alias expansion parse error in %s (near %s; %s.%s arg %d).", arg, end_num, cmd->parent->bot->nick, cmd->name, ii);
 643                 return 0;
 644             }
 645             if (altarg != NULL) {
 646                 if (end_num[1] != 0) {
 647                     if ((end_num[1] == '-') && (end_num[2] == 0))
 648                         ubound = old_argc - 1;
 649                     else if ((end_num[1] == '-') && (isdigit(end_num[2])))
 650                         ubound = strtoul(end_num+2, NULL, 10);
 651                     else {
 652                         log_module(MAIN_LOG, LOG_ERROR, "Alias expansion parse error in %s (near %s; %s.%s arg %d).", arg, end_num, cmd->parent->bot->nick, cmd->name, ii);
 653                         return 0;
 654                     }
 655                 } else {
 656                     ubound = lbound;
 657                 }
 658                 if (lbound >= old_argc)
 659                     new_argv[new_argc++] = altarg;
 660             }
 661             if (ubound >= old_argc)
 662                 ubound = old_argc - 1;
 663             if (lbound < old_argc)
 664                 for (jj = lbound; jj <= ubound; )
 665                     new_argv[new_argc++] = old_argv[jj++];
 666         } else {
 667             switch(arg[1]) {
 668                 case 'a':
 669                     new_argv[new_argc++] = (user && user->handle_info) ? user->handle_info->handle : "(account)";
 670                     break;
 671                 case 'n':
 672                     new_argv[new_argc++] = user ? user->nick : "(nick)";
 673                     break;
 674                 case 'm':
 675 #ifdef WITH_PROTOCOL_P10
 676                     new_argv[new_argc++] = user ? user->numeric : "(numnick)";
 677 #else
 678                     new_argv[new_argc++] = "(This ircd protocol has no numnicks!)";
 679 #endif
 680                     break;
 681                 default:
 682                     log_module(MAIN_LOG, LOG_ERROR, "Alias expansion: I do not know how to handle %s (%s.%s arg %d).", arg, cmd->parent->bot->nick, cmd->name, ii);
 683                     return 0;
 684             }
 685         }
 686     }
 687     return new_argc;
 688 }
 689
 690 int
 691 svccmd_invoke_argv(struct userNode *user, struct service *service, struct chanNode *channel, unsigned int argc, char *argv[], unsigned int server_qualified) {
 692     extern struct userNode *chanserv;
 693     struct svccmd *cmd;
 694     unsigned int cmd_arg, perms, flags, options, result;
 695     char channel_name[CHANNELLEN+1];
 696     char *new_argv[MAXNUMPARAMS]; /* for aliases */
 697
 698     options = (server_qualified ? SVCCMD_QUALIFIED : 0) | SVCCMD_DEBIT | SVCCMD_NOISY;
 699     /* Find the command argument. */
 700     cmd_arg = IsChannelName(argv[0]) ? 1 : 0;
 701     if (argc < cmd_arg+1) {
 702         send_message(user, service->bot, "MCMSG_MISSING_COMMAND");
 703         return 0;
 704     }
 705     if (!isalnum(*argv[cmd_arg])) {
 706         /* Silently ignore stuff that doesn't begin with a letter or number. */
 707         return 0;
 708     }
 709     cmd = dict_find(service->commands, argv[cmd_arg], NULL);
 710     if (!cmd) {
 711         if (!channel)
 712             send_message(user, service->bot, "MSG_COMMAND_UNKNOWN", argv[cmd_arg]);
 713         return 0;
 714     }
 715
 716     /* Check pubcmd for the channel. */
 717     if (channel && (channel->channel_info) && (service->bot == chanserv)
 718         && !check_user_level(channel, user, lvlPubCmd, 1, 0)) {
 719         send_message(user, service->bot, "MCMSG_PUBLIC_DENY", channel->name);
 720         return 0;
 721     }
 722
 723     flags = cmd->effective_flags;
 724     /* If they put a channel name first, check if the command allows
 725      * it.  If so, swap it with the command name.
 726      */
 727     if (cmd_arg == 1) {
 728         char *tmp;
 729         /* Complain if we're not supposed to accept the channel. */
 730         if (!(flags & MODCMD_ACCEPT_CHANNEL)) {
 731             send_message(user, service->bot, "MCMSG_NO_CHANNEL_BEFORE");
 732             return 0;
 733         }
 734         if (!(flags & MODCMD_ACCEPT_PCHANNEL)
 735             && (argv[0][0] == '+')) {
 736             send_message(user, service->bot, "MCMSG_NO_PLUS_CHANNEL");
 737             return 0;
 738         }
 739         tmp = argv[1];
 740         argv[1] = argv[0];
 741         argv[0] = tmp;
 742     }
 743
 744     /* Try to grab a channel handle before alias expansion.
 745      * If the command accepts a channel name, and argv[1] is
 746      * one, use it as a channel name, and hide it from logging.
 747      */
 748     if ((argc > 1)
 749         && (flags & MODCMD_ACCEPT_CHANNEL)
 750         && IsChannelName(argv[1])
 751         && ((argv[1][0] != '+') || (flags & MODCMD_ACCEPT_PCHANNEL))
 752         && (channel = dict_find(channels, argv[1], NULL))) {
 753         argv[1] = argv[0];
 754         argv++, argc--;
 755         cmd_arg = 1;
 756     }
 757
 758     /* Expand the alias arguments, if there are any. */
 759     if (cmd->alias.used) {
 760         int res;
 761
 762         res = svccmd_expand_alias(cmd, user, argc, argv, new_argv);
 763         if (res < 0) {
 764             send_message(user, service->bot, "MSG_MISSING_PARAMS", cmd->name);
 765             return 0;
 766         } else if (res == 0) {
 767             send_message(user, service->bot, "MCMSG_ALIAS_ERROR", cmd->name);
 768             return 0;
 769         }
 770         argc = res;
 771         argv = new_argv;
 772
 773         /* Try again to grab a handle to the channel after alias
 774          * expansion, overwriting any previous channel. This should,
 775          * of course, only be done again if an alias was acually
 776          * expanded. */
 777         if ((argc > 1)
 778             && (flags & MODCMD_ACCEPT_CHANNEL)
 779             && IsChannelName(argv[1])
 780             && ((argv[1][0] != '+') || (flags & MODCMD_ACCEPT_PCHANNEL))
 781             && (channel = dict_find(channels, argv[1], NULL))) {
 782             argv[1] = argv[0];
 783             argv++, argc--;
 784             cmd_arg = 1;
 785         }
 786     }
 787
 788     /* Figure out what actions we should do for it.. */
 789     if (cmd_arg && (flags & MODCMD_TOY)) {
 790         /* Do not let user manually specify a channel. */
 791         channel = NULL;
 792     }
 793     if (argc < cmd->command->min_argc) {
 794         send_message(user, service->bot, "MSG_MISSING_PARAMS", cmd->name);
 795         svccmd_send_help_brief(user, service->bot, cmd);
 796         return 0;
 797     }
 798     if (!cmd->command->func) {
 799         send_message(user, service->bot, "MCMSG_INTERNAL_COMMAND", cmd->name);
 800         return 0;
 801     }
 802     perms = svccmd_can_invoke(user, service->bot, cmd, channel, options);
 803     if (!perms)
 804         return 0;
 805     cmd->uses++;
 806     if (perms & ACTION_NOCHANNEL)
 807         channel = NULL;
 808
 809     if (channel)
 810         safestrncpy(channel_name, channel->name, sizeof(channel_name));
 811     else
 812         channel_name[0] = 0;
 813
 814     /* Call the function here */
 815     if (!(result = cmd->command->func(user, channel, argc, argv, cmd)))
 816         return 0;
 817
 818     if (!(flags & MODCMD_NO_LOG)) {
 819         enum log_severity slvl;
 820         if (result & CMD_LOG_OVERRIDE)
 821             slvl = LOG_OVERRIDE;
 822         else if ((perms & ACTION_STAFF) || (result & CMD_LOG_STAFF))
 823             slvl = LOG_STAFF;
 824         else if (perms & ACTION_OVERRIDE)
 825             slvl = LOG_OVERRIDE;
 826         else
 827             slvl = LOG_COMMAND;
 828         /* Unsplit argv after running the function to get the benefit
 829          * of any mangling/hiding done by the commands. */
 830         log_audit(cmd->command->parent->clog, slvl, user, service->bot, channel_name, AUDIT_HOSTMASK, unsplit_string(argv, argc, NULL));
 831     }
 832     return 1;
 833 }
 834
 835 /* First line (syntax usually) only help.. used for wrong param counts etc */
 836 int
 837 svccmd_send_help_brief(struct userNode *user, struct userNode *bot, struct svccmd *cmd) {
 838     int r;
 839
 840     /* If it's an alias, show what it's an alias for. */
 841     if (cmd->alias.used) {
 842         char alias_text[MAXLEN];
 843         unsplit_string((char**)cmd->alias.list, cmd->alias.used, alias_text);
 844         send_message(user, bot, "MCMSG_COMMAND_ALIASES", cmd->name, cmd->command->name);
 845     }
 846     /* Send the syntax line of help.. */
 847     r = send_help_brief(user, bot, cmd->command->parent->helpfile, cmd->name);
 848     if(!r) {
 849         if(cmd->command->name)
 850         {
 851            send_message(user, bot, "MCMSG_COMMAND_ALIASES", cmd->name, cmd->command->name);
 852            r = send_help_brief(user, bot, cmd->command->parent->helpfile, cmd->command->name);
 853         }
 854     }
 855     return r;
 856 }
 857
 858 int is_joiner(struct svccmd *cmd)
 859 {
 860     if(cmd->command->name)
 861     {
 862         if(strcasecmp("joiner", cmd->command->name))
 863             return(0);
 864         else
 865             return(1);
 866     }
 867     return(0);
 868 /*
 869     if(cmd->alias.used)
 870     {
 871         char alias_text[MAXLEN];
 872         unsplit_string((char**)cmd->alias.list, cmd->alias.used, alias_text);
 873         if(strcasecmp("joiner", alias_text))
 874             return(0);
 875         else
 876             return(1);
 877     }
 878 */
 879 }
 880
 881 int
 882 svccmd_send_help(struct userNode *user, struct service *service, const char *topic) {
 883     struct module *module;
 884     struct svccmd *cmd;
 885     char cmdname[MAXLEN];
 886     unsigned int nn, ii;
 887     int helpsent = 0;
 888
 889     /* If there is no topic show the index */
 890     if (!topic)
 891         topic = "<index>";
 892     /* make heading str (uppercase) */
 893     for (nn=0; topic[nn]; nn++)
 894             cmdname[nn] = toupper(topic[nn]);
 895     cmdname[nn] = 0;
 896
 897     /* If there is a command 'topic', send command help for the command (unless its bound to JOINER) */
 898     if ((cmd = dict_find(service->commands, topic, NULL)) && !is_joiner(cmd))
 899     {
 900         send_message(user, service->bot, "MCMSG_HELP_COMMAND_HEADER", cmdname);
 901         send_message(user, service->bot, "MCMSG_HELP_DIVIDER");
 902         helpsent = send_help(user, service->bot, cmd->command->parent->helpfile, cmd->name);
 903
 904         /* Show if its an alias, or a binding of another command */
 905         if (cmd->alias.used)
 906         {
 907             char alias_text[MAXLEN];
 908             unsplit_string((char**)cmd->alias.list, cmd->alias.used, alias_text);
 909             send_message(user, service->bot, "MCMSG_HELP_COMMAND_ALIAS", alias_text);
 910             /* If send_help above didnt work, try again with the referenced command.. */
 911             if(!helpsent)
 912                 helpsent = send_help(user, service->bot, cmd->command->parent->helpfile, alias_text);
 913         }
 914         else if(cmd->command->name && strcasecmp(cmd->command->name, cmd->name))
 915         {
 916             send_message(user, service->bot, "MCMSG_HELP_COMMAND_ALIAS", cmd->command->name);
 917             /* If send_help above didnt work, try again with the referenced command.. */
 918             if(!helpsent)
 919                 helpsent = send_help(user, service->bot, cmd->command->parent->helpfile, cmd->command->name);
 920         }
 921         /* If send_help still couldnt find it, tell them sorry */
 922         if(!helpsent)
 923             send_message(user, service->bot, "MCMSG_HELP_COMMAND_UNKNOWN");
 924         send_message(user, service->bot, "MCMSG_HELP_FOOTER");
 925         return true;
 926     }
 927     else /* look for topic in the help files loaded to this nick/service */
 928     {
 929         /* Check for non command help in first primary help file, then next and so on */
 930         /* Note - we need to think about default bindings. see opserv.helpfiles */
 931             for(ii = 0; ii < service->modules.used; ii++)
 932             {
 933                 module = service->modules.list[ii];
 934                 if(!module->helpfile)
 935                     continue;
 936                 if(dict_find(module->helpfile->db, topic, NULL))
 937                 {
 938                     if (module->helpfile && dict_find(module->helpfile->db, topic, NULL))
 939                     {
 940
 941                         send_message(user, service->bot, "MCMSG_HELP_TOPIC_HEADER", cmdname);
 942                         send_message(user, service->bot, "MCMSG_HELP_DIVIDER");
 943                         /* This should never fail but maybe if something is odd? */
 944                         if(!send_help(user, service->bot, module->helpfile, topic))
 945                             send_message(user, service->bot, "MSG_TOPIC_UNKNOWN");
 946                         send_message(user, service->bot, "MCMSG_HELP_FOOTER");
 947                         return true;
 948                     }
 949                 }
 950             }
 951     }
 952     /* Otherwise say we cant find it */
 953     send_message(user, service->bot, "MSG_TOPIC_UNKNOWN");
 954     return 0;
 955 }
 956
 957 static int
 958 svccmd_invoke(struct userNode *user, struct service *service, struct chanNode *channel, const char *text, int server_qualified, int chanmsg) {
 959     unsigned int argc;
 960     char *argv[MAXNUMPARAMS];
 961     char tmpline[MAXLEN];
 962
 963     if (!*text)
 964         return 0;
 965     if (service->privileged) {
 966         /* Silently return if the message is a channel message (trigger) */
 967         if (chanmsg && (!IsOper(user) || !user->handle_info || HANDLE_FLAGGED(user->handle_info, OPER_SUSPENDED)))
 968             return 0;
 969         if (!IsOper(user)) {
 970             send_message(user, service->bot, "MSG_SERVICE_PRIVILEGED", service->bot->nick);
 971             return 0;
 972         }
 973         if (!user->handle_info) {
 974             send_message(user, service->bot, "MSG_AUTHENTICATE");
 975             return 0;
 976         }
 977         if (HANDLE_FLAGGED(user->handle_info, OPER_SUSPENDED)) {
 978             send_message(user, service->bot, "MSG_OPER_SUSPENDED");
 979             return 0;
 980         }
 981     }
 982     safestrncpy(tmpline, text, sizeof(tmpline));
 983     argc = split_line(tmpline, false, ArrayLength(argv), argv);
 984     return argc ? svccmd_invoke_argv(user, service, channel, argc, argv, server_qualified) : 0;
 985 }
 986
 987 void
 988 modcmd_privmsg(struct userNode *user, struct userNode *bot, const char *text, int server_qualified) {
 989     struct service *service;
 990
 991     if (!(service = dict_find(services, bot->nick, NULL))) {
 992         log_module(MAIN_LOG, LOG_ERROR, "modcmd_privmsg got privmsg for unhandled service %s, unregistering.", bot->nick);
 993         reg_privmsg_func(bot, NULL);
 994         return;
 995     }
 996
 997     if (text[0] == '\x01') {
 998         char *term, response[MAXLEN];
 999
1000         text++; /* Skip leading ^A. */
1001         /* Chop off final ^A. */
1002         term = strchr(text, '\x01');
1003         if (!term)
1004             return;
1005         *term = '\0';
1006         /* Parse out leading text. */
1007         term = strchr(text, ' ');
1008         if (term) {
1009             *term++ = '\0';
1010             if (!*term)
1011                 term = NULL;
1012         }
1013         /* No dict lookup since these are so few. */
1014         if (!irccasecmp(text, "CLIENTINFO")) {
1015             /* Use \001 instead of \x01 because apparently \x01C is
1016              * interpreted as ASCII FS (\034, decimal 28, hex 1C).
1017              */
1018             irc_notice_user(bot, user, "\001CLIENTINFO CLIENTINFO PING TIME USERINFO VERSION\x01");
1019         } else if (!irccasecmp(text, "PING")) {
1020             if (term) {
1021                 snprintf(response, sizeof(response), "\x01PING %s\x01", term);
1022                 irc_notice_user(bot, user, response);
1023             } else {
1024                 irc_notice_user(bot,user, "\x01PING\x01");
1025             }
1026         } else if (!irccasecmp(text, "TIME")) {
1027             struct tm tm;
1028             localtime_r(&now, &tm);
1029             strftime(response, sizeof(response), "\x01TIME %a %b %d %H:%M:%S %Y\x01", &tm);
1030             irc_notice_user(bot, user, response);
1031         } else if (!irccasecmp(text, "USERINFO")) {
1032             snprintf(response, sizeof(response), "\x01USERINFO %s\x01", bot->info);
1033             irc_notice_user(bot, user, response);
1034         } else if (!irccasecmp(text, "VERSION")) {
1035             snprintf(response, sizeof(response), "\x01VERSION %s+[%s]\x01", PACKAGE_STRING, cvs_version);
1036             irc_notice_user(bot, user, response);
1037         } else if (!irccasecmp(text, "GENDER")) {
1038              snprintf(response, sizeof(response), "\x01GENDER ummm im still deciding\x01");
1039              irc_notice_user(bot, user, response);
1040         }
1041         return;
1042     }
1043
1044     if (service->msg_hook && service->msg_hook(user, bot, text, server_qualified))
1045         return;
1046     svccmd_invoke(user, service, NULL, text, server_qualified, 0);
1047 }
1048
1049 void
1050 modcmd_chanmsg(struct userNode *user, struct chanNode *chan, const char *text, struct userNode *bot, unsigned int is_notice, UNUSED_ARG(void *extra)) {
1051     struct service *service;
1052     if (!(service = dict_find(services, bot->nick, NULL)))
1053         return;
1054     svccmd_invoke(user, service, chan, text, 0, 1);
1055     (void)is_notice;
1056 }
1057
1058 struct service *
1059 service_register(struct userNode *bot) {
1060     struct service *service;
1061     if ((service = dict_find(services, bot->nick, NULL)))
1062         return service;
1063     service = calloc(1, sizeof(*service));
1064     module_list_init(&service->modules);
1065     service->commands = dict_new();
1066     service->bot = bot;
1067     dict_set_free_data(service->commands, free_service_command);
1068     dict_insert(services, service->bot->nick, service);
1069     reg_privmsg_func(bot, modcmd_privmsg);
1070     return service;
1071 }
1072
1073 struct service *
1074 service_find(const char *name) {
1075     return dict_find(services, name, NULL);
1076 }
1077
1078 static void
1079 svccmd_insert(struct service *service, char *name, struct svccmd *svccmd, struct modcmd *modcmd) {
1080     unsigned int ii;
1081     svccmd->parent = service;
1082     svccmd->name = name;
1083     svccmd->command = modcmd;
1084     svccmd->command->bind_count++;
1085     dict_insert(service->commands, svccmd->name, svccmd);
1086     for (ii=0; ii<service->modules.used; ++ii) {
1087         if (service->modules.list[ii] == svccmd->command->parent) break;
1088     }
1089     if (ii == service->modules.used) {
1090         module_list_append(&service->modules, svccmd->command->parent);
1091     }
1092 }
1093
1094 struct svccmd *
1095 service_bind_modcmd(struct service *service, struct modcmd *cmd, const char *name) {
1096     struct svccmd *svccmd;
1097     if ((svccmd = dict_find(service->commands, name, NULL))) {
1098         if (svccmd->command == cmd) return svccmd;
1099         log_module(MAIN_LOG, LOG_ERROR, "Tried to bind command %s.%s into service %s as %s, but already bound (as %s.%s).", cmd->parent->name, cmd->name, service->bot->nick, name, svccmd->command->parent->name, svccmd->command->name);
1100         return NULL;
1101     }
1102     svccmd = calloc(1, sizeof(*svccmd));
1103     svccmd_insert(service, strdup(name), svccmd, cmd);
1104     svccmd_copy_rules(svccmd, cmd->defaults);
1105     return svccmd;
1106 }
1107
1108 static unsigned int
1109 service_bind_module(struct service *service, struct module *module) {
1110     dict_iterator_t it;
1111     struct modcmd *modcmd;
1112     unsigned int count;
1113
1114     count = 0;
1115     for (it = dict_first(module->commands); it; it = iter_next(it)) {
1116         modcmd = iter_data(it);
1117         if (!((modcmd->flags | modcmd->defaults->flags) & MODCMD_NO_DEFAULT_BIND))
1118             if (service_bind_modcmd(service, modcmd, iter_key(it)))
1119                 count++;
1120     }
1121     return count;
1122 }
1123
1124 /* This MUST return argc if the alias expansion code knows how to deal
1125  * with every argument in argv; otherwise, it MUST return the index of
1126  * an argument that the expansion code does not know how to deal with.
1127  */
1128 static unsigned int
1129 check_alias_args(char *argv[], unsigned int argc) {
1130     unsigned int arg;
1131
1132     for (arg=0; arg<argc; ++arg) {
1133         if (argv[arg][0] != '$') {
1134             continue;
1135         } else if (argv[arg][1] == '$') {
1136             continue;
1137         } else if (isdigit(argv[arg][1])) {
1138             char *end_num;
1139
1140             strtoul(argv[arg]+1, &end_num, 10);
1141             switch (end_num[0]) {
1142             case 0:
1143                 continue;
1144             case 'a':
1145             case 'n':
1146             case 'm':
1147                 if (end_num[1] == 0)
1148                     continue;
1149                 else if (end_num[1] == '-')
1150                     end_num++;
1151                 else
1152                     return arg;
1153             case '-':
1154                 if (end_num[1] == 0)
1155                     continue;
1156                 else if (isdigit(end_num[1]))
1157                     continue;
1158                 /* else fall through to default case */
1159             default:
1160                 return arg;
1161             }
1162         } else {
1163             switch(argv[arg][1]) {
1164                 case 'a':
1165                 case 'n':
1166                 case 'm':
1167                     continue;
1168                 default:
1169                     return arg;
1170             }
1171         }
1172     }
1173     return arg;
1174 }
1175
1176 static unsigned int
1177 collapse_cmdname(char *argv[], unsigned int argc, char *dest) {
1178     unsigned int ii, pos, arg;
1179     if (!argc) {
1180         dest[0] = 0;
1181         return 0;
1182     }
1183     for (ii=pos=0, arg=0; argv[arg][ii]; ) {
1184         if (argv[arg][ii] == '\\') {
1185             if (argv[arg][ii+1]) {
1186                 /* escaping a real character just puts it in literally */
1187                 dest[pos++] = argv[arg][++ii];
1188             } else if ((arg+1) == argc) {
1189                 /* we ran to the end of the argument list; abort */
1190                 break;
1191             } else {
1192                 /* escape at end of a word is a space */
1193                 dest[pos++] = ' ';
1194                 ii = 0;
1195                 arg++;
1196             }
1197         } else {
1198             /* normal characters don't need escapes */
1199             dest[pos++] = argv[arg][ii++];
1200         }
1201     }
1202     dest[pos] = 0;
1203     return arg + 1;
1204 }
1205
1206 static MODCMD_FUNC(cmd_bind) {
1207     struct service *service;
1208     struct svccmd *template, *newcmd;
1209     char *svcname, *dot;
1210     char newname[MAXLEN], cmdname[MAXLEN];
1211     unsigned int arg, diff;
1212
1213     assert(argc > 3);
1214     svcname = argv[1];
1215     arg = collapse_cmdname(argv+2, argc-2, newname) + 2;
1216     if (!arg) {
1217         reply("MSG_MISSING_PARAMS", cmd->name);
1218         return 0;
1219     }
1220     diff = collapse_cmdname(argv+arg, argc-arg, cmdname);
1221     if (!diff) {
1222         reply("MSG_MISSING_PARAMS", cmd->name);
1223         return 0;
1224     }
1225     arg += diff;
1226
1227     if (!(service = service_find(svcname))) {
1228         reply("MCMSG_UNKNOWN_SERVICE", svcname);
1229         return 0;
1230     }
1231
1232     if ((newcmd = dict_find(service->commands, newname, NULL))) {
1233         reply("MCMSG_ALREADY_BOUND", service->bot->nick, newname);
1234         return 0;
1235     }
1236
1237     if ((dot = strchr(cmdname, '.')) && (dot[1] == '*') && (dot[2] == 0)) {
1238         unsigned int count;
1239         struct module *module;
1240         *dot = 0;
1241         module = module_find((cmdname[0] == '*') ? cmdname+1 : cmdname);
1242         if (!module) {
1243             reply("MSG_MODULE_UNKNOWN", cmdname);
1244             return 0;
1245         }
1246         count = service_bind_module(service, module);
1247         reply("MCMSG_MODULE_BOUND", count, module->name, service->bot->nick);
1248         return count != 0;
1249     }
1250     newcmd = calloc(1, sizeof(*newcmd));
1251     newcmd->name = strdup(newname);
1252     newcmd->parent = service;
1253     if (!(template = svccmd_resolve_name(newcmd, cmdname))) {
1254         reply("MCMSG_UNKNOWN_COMMAND_2", cmdname, service->bot->nick);
1255         free(newcmd->name);
1256         free(newcmd);
1257         return 0;
1258     }
1259     if (template->alias.used) {
1260         reply("MCMSG_CANNOT_DOUBLE_ALIAS");
1261         free(newcmd->name);
1262         free(newcmd);
1263         return 0;
1264     }
1265
1266     if (argc > arg) {
1267         /* a more complicated alias; fix it up */
1268         unsigned int nn;
1269
1270         arg -= diff;
1271         nn = check_alias_args(argv+arg, argc-arg);
1272         if (nn+arg < argc) {
1273             reply("MCMSG_BAD_ALIAS_ARGUMENT", argv[nn+arg]);
1274             free(newcmd->name);
1275             free(newcmd);
1276             return 0;
1277         }
1278         newcmd->alias.used = newcmd->alias.size = argc-arg;
1279         newcmd->alias.list = calloc(newcmd->alias.size, sizeof(newcmd->alias.list[0]));
1280         for (nn=0; nn<newcmd->alias.used; ++nn)
1281             newcmd->alias.list[nn] = strdup(argv[nn+arg]);
1282     }
1283
1284     svccmd_insert(service, newcmd->name, newcmd, template->command);
1285     svccmd_copy_rules(newcmd, template);
1286     reply("MCMSG_COMMAND_BOUND", newcmd->name, newcmd->parent->bot->nick);
1287     return 1;
1288 }
1289
1290 static int
1291 service_recheck_bindings(struct service *service, struct module *module) {
1292     dict_iterator_t it;
1293     struct svccmd *cmd;
1294
1295     for (it = dict_first(service->commands); it; it = iter_next(it)) {
1296         cmd = iter_data(it);
1297         if (cmd->command->parent == module) return 0;
1298     }
1299     /* No more bindings, remove it from our list. */
1300     module_list_remove(&service->modules, module);
1301     return 1;
1302 }
1303
1304 static svccmd_unbind_func_t *suf_list;
1305 static void **suf_list_extra;
1306 unsigned int suf_size, suf_used;
1307
1308 void
1309 reg_svccmd_unbind_func(svccmd_unbind_func_t handler, void *extra) {
1310     if (suf_used == suf_size) {
1311         if (suf_size) {
1312             suf_size <<= 1;
1313             suf_list = realloc(suf_list, suf_size*sizeof(svccmd_unbind_func_t));
1314             suf_list_extra = realloc(suf_list_extra, suf_size*sizeof(void*));
1315         } else {
1316             suf_size = 8;
1317             suf_list = malloc(suf_size*sizeof(svccmd_unbind_func_t));
1318             suf_list_extra = malloc(suf_size*sizeof(void*));
1319         }
1320     }
1321     suf_list[suf_used] = handler;
1322     suf_list_extra[suf_used++] = extra;
1323 }
1324
1325 static MODCMD_FUNC(cmd_unbind) {
1326     struct service *service;
1327     struct userNode *bot;
1328     struct svccmd *bound;
1329     struct module *module;
1330     const char *svcname;
1331     unsigned int arg, ii;
1332     char cmdname[MAXLEN];
1333
1334     assert(argc > 2);
1335     svcname = argv[1];
1336     arg = collapse_cmdname(argv+2, argc-2, cmdname) + 2;
1337     if (!arg) {
1338         reply("MSG_MISSING_PARAMS", cmd->name);
1339         return 0;
1340     }
1341     if (!(service = service_find(svcname))) {
1342         reply("MCMSG_UNKNOWN_SERVICE", svcname);
1343         return 0;
1344     }
1345     if (!(bound = dict_find(service->commands, cmdname, NULL))) {
1346         reply("MCMSG_NO_COMMAND_BOUND", service->bot->nick, cmdname);
1347         return 0;
1348     }
1349     if ((bound->command->flags & MODCMD_KEEP_BOUND) && (bound->command->bind_count == 1)) {
1350         reply("MCMSG_UNBIND_PROHIBITED", bound->command->name);
1351         return 0;
1352     }
1353
1354     for (ii=0; ii<suf_used; ii++)
1355         suf_list[ii](bound, suf_list_extra[ii]);
1356     /* If this command binding is removing itself, we must take care
1357      * not to dereference it after the dict_remove.
1358      */
1359     bot = cmd->parent->bot;
1360     module = cmd->command->parent;
1361     dict_remove(service->commands, bound->name);
1362     send_message(user, bot, "MCMSG_COMMAND_UNBOUND", cmdname, service->bot->nick);
1363     if (service_recheck_bindings(service, module))
1364         send_message(user, bot, "MCMSG_HELPFILE_UNBOUND", module->name, module->name);
1365     return 1;
1366 }
1367
1368 static MODCMD_FUNC(cmd_readhelp) {
1369     const char *modname;
1370     struct module *module;
1371     struct helpfile *old_helpfile;
1372     struct timeval start, stop;
1373
1374     assert(argc > 1);
1375     modname = argv[1];
1376     if (!(module = module_find(modname))) {
1377         reply("MSG_MODULE_UNKNOWN", modname);
1378         return 0;
1379     }
1380     if (!module->helpfile_name) {
1381         reply("MCMSG_NO_HELPFILE", module->name);
1382         return 0;
1383     }
1384     old_helpfile = module->helpfile;
1385     gettimeofday(&start, NULL);
1386     module->helpfile = open_helpfile(module->helpfile_name, module->expand_help);
1387     if (!module->helpfile) {
1388         module->helpfile = old_helpfile;
1389         reply("MCMSG_HELPFILE_ERROR", module->helpfile_name);
1390         return 0;
1391     }
1392     if (old_helpfile) close_helpfile(old_helpfile);
1393     gettimeofday(&stop, NULL);
1394     stop.tv_sec -= start.tv_sec;
1395     stop.tv_usec -= start.tv_usec;
1396     if (stop.tv_usec < 0) {
1397         stop.tv_sec -= 1;
1398         stop.tv_usec += 1000000;
1399     }
1400     reply("MCMSG_HELPFILE_READ", module->name, stop.tv_sec, stop.tv_usec/1000);
1401     return 1;
1402 }
1403
1404 static MODCMD_FUNC(cmd_help) {
1405     const char *topic;
1406
1407     topic = (argc < 2) ? NULL : unsplit_string(argv+1, argc-1, NULL);
1408     return svccmd_send_help(user, cmd->parent, topic);
1409 }
1410
1411 static MODCMD_FUNC(cmd_timecmd) {
1412     struct timeval start, stop;
1413     char cmd_text[MAXLEN];
1414
1415     unsplit_string(argv+1, argc-1, cmd_text);
1416     gettimeofday(&start, NULL);
1417     svccmd_invoke(user, cmd->parent, channel, cmd_text, 0, 0);
1418     gettimeofday(&stop, NULL);
1419     stop.tv_sec -= start.tv_sec;
1420     stop.tv_usec -= start.tv_usec;
1421     if (stop.tv_usec < 0) {
1422         stop.tv_sec -= 1;
1423         stop.tv_usec += 1000000;
1424     }
1425     reply("MCMSG_COMMAND_TIME", cmd_text, stop.tv_sec, stop.tv_usec);
1426     return 1;
1427 }
1428
1429 static MODCMD_FUNC(cmd_command) {
1430     struct svccmd *svccmd;
1431     const char *cmd_name, *fmt_str;
1432     unsigned int flags, shown_flags, nn, pos;
1433     char buf[MAXLEN];
1434
1435     assert(argc >= 2);
1436     cmd_name = unsplit_string(argv+1, argc-1, NULL);
1437     if (!(svccmd = svccmd_resolve_name(cmd, cmd_name))) {
1438         reply("MCMSG_UNKNOWN_COMMAND_2", cmd_name, cmd->parent->bot->nick);
1439         return 0;
1440     }
1441     pos = snprintf(buf, sizeof(buf), "%s.%s", svccmd->command->parent->name, svccmd->command->name);
1442     if (svccmd->alias.used) {
1443         buf[pos++] = ' ';
1444         unsplit_string((char**)svccmd->alias.list+1, svccmd->alias.used-1, buf+pos);
1445         reply("MCMSG_COMMAND_ALIASES", svccmd->name, buf);
1446     } else {
1447         reply("MCMSG_COMMAND_BINDING", svccmd->name, buf);
1448     }
1449     flags = svccmd->effective_flags;
1450     if ((svccmd->parent && svccmd->parent->privileged && !IsOper(user))
1451         || ((flags & MODCMD_REQUIRE_STAFF)
1452             && !IsOper(user) && !IsNetworkHelper(user) && !IsSupportHelper(user))) {
1453         reply("MCMSG_INSPECTION_REFUSED", svccmd->name);
1454         return 0;
1455     }
1456     if (flags & MODCMD_DISABLED) {
1457         reply("MSG_COMMAND_DISABLED", svccmd->name);
1458         return 1;
1459     }
1460     shown_flags = 0;
1461     if (svccmd->min_opserv_level > 0) {
1462         reply("MCMSG_NEED_OPSERV_LEVEL", svccmd->min_opserv_level);
1463         shown_flags |= MODCMD_REQUIRE_OPER | MODCMD_REQUIRE_AUTHED;
1464     }
1465     if (svccmd->min_channel_access > 0) {
1466         reply("MCMSG_NEED_CHANSERV_LEVEL", svccmd->min_channel_access);
1467         shown_flags |= MODCMD_REQUIRE_CHANUSER | MODCMD_REQUIRE_REGCHAN | MODCMD_REQUIRE_CHANNEL | MODCMD_REQUIRE_AUTHED;
1468     }
1469     if (svccmd->req_account_flags) {
1470         for (nn=pos=0; nn<32; nn++) {
1471             if (!(svccmd->req_account_flags & (1 << nn))) continue;
1472             buf[pos++] = HANDLE_FLAGS[nn];
1473         }
1474         buf[pos] = 0;
1475         reply("MCMSG_NEED_ACCOUNT_FLAGS", buf);
1476         shown_flags |= MODCMD_REQUIRE_AUTHED;
1477     }
1478     if (!flags && !shown_flags) {
1479         reply("MCMSG_NEED_NOTHING", svccmd->name);
1480         return 1;
1481     }
1482     if (flags & ~shown_flags & MODCMD_REQUIRE_HELPING) {
1483         reply("MCMSG_MUST_BE_HELPING");
1484         shown_flags |= MODCMD_REQUIRE_AUTHED | MODCMD_REQUIRE_STAFF;
1485     }
1486     if (flags & ~shown_flags & MODCMD_REQUIRE_STAFF) {
1487         switch (flags & MODCMD_REQUIRE_STAFF) {
1488         default: case MODCMD_REQUIRE_STAFF:
1489             fmt_str = "MCMSG_NEED_STAFF_ACCESS";
1490             break;
1491         case MODCMD_REQUIRE_OPER:
1492             fmt_str = "MCMSG_NEED_STAFF_OPER";
1493             break;
1494         case MODCMD_REQUIRE_NETWORK_HELPER:
1495             fmt_str = "MCMSG_NEED_STAFF_NETHELPER";
1496             break;
1497         case MODCMD_REQUIRE_OPER|MODCMD_REQUIRE_NETWORK_HELPER:
1498             fmt_str = "MCMSG_NEED_STAFF_NETHELPER_OR_OPER";
1499             break;
1500         case MODCMD_REQUIRE_SUPPORT_HELPER:
1501             fmt_str = "MCMSG_NEED_STAFF_SHELPER";
1502             break;
1503         case MODCMD_REQUIRE_OPER|MODCMD_REQUIRE_SUPPORT_HELPER:
1504             fmt_str = "MCMSG_NEED_STAFF_SHELPER_OR_OPER";
1505             break;
1506         case MODCMD_REQUIRE_SUPPORT_HELPER|MODCMD_REQUIRE_NETWORK_HELPER:
1507             fmt_str = "MCMSG_NEED_STAFF_HELPER";
1508             break;
1509         }
1510         reply(fmt_str);
1511         shown_flags |= MODCMD_REQUIRE_AUTHED | MODCMD_REQUIRE_STAFF;
1512     }
1513     if (flags & ~shown_flags & MODCMD_REQUIRE_JOINABLE) {
1514         reply("MCMSG_NEED_JOINABLE");
1515         shown_flags |= MODCMD_REQUIRE_CHANUSER;
1516     }
1517     if (flags & ~shown_flags & MODCMD_REQUIRE_CHANUSER) {
1518         if (flags & ~shown_flags & MODCMD_IGNORE_CSUSPEND)
1519             reply("MCMSG_NEED_CHANUSER_CSUSPENDABLE");
1520         else
1521             reply("MCMSG_NEED_CHANUSER");
1522         shown_flags |= MODCMD_IGNORE_CSUSPEND | MODCMD_REQUIRE_REGCHAN | MODCMD_REQUIRE_CHANNEL | MODCMD_REQUIRE_AUTHED;
1523     }
1524     if (flags & ~shown_flags & MODCMD_REQUIRE_REGCHAN) {
1525         reply("MCMSG_NEED_REGCHAN");
1526         shown_flags |= MODCMD_REQUIRE_CHANNEL;
1527     }
1528     if (flags & ~shown_flags & MODCMD_REQUIRE_CHANNEL)
1529         reply("MCMSG_NEED_CHANNEL");
1530     if (flags & ~shown_flags & MODCMD_REQUIRE_AUTHED)
1531         reply("MCMSG_NEED_AUTHED");
1532     if (flags & ~shown_flags & MODCMD_TOY)
1533         reply("MCMSG_IS_TOY", svccmd->name);
1534     if (flags & ~shown_flags & MODCMD_REQUIRE_QUALIFIED) {
1535         const char *botnick = svccmd->parent ? svccmd->parent->bot->nick : "SomeBot";
1536         reply("MCMSG_MUST_QUALIFY", botnick, svccmd->name, botnick);
1537     }
1538     reply("MCMSG_END_REQUIREMENTS", svccmd->name);
1539     return 1;
1540 }
1541
1542 static void
1543 modcmd_describe_command(struct userNode *user, struct svccmd *cmd, struct svccmd *target) {
1544     char buf1[MAXLEN], buf2[MAXLEN];
1545     unsigned int ii, len, buf1_used, buf2_used;
1546
1547     if (target->alias.used) {
1548         unsplit_string((char**)target->alias.list, target->alias.used, buf1);
1549         reply("MCMSG_COMMAND_ALIASES", target->name, buf1);
1550     } else {
1551         snprintf(buf1, sizeof(buf1), "%s.%s", target->command->parent->name, target->command->name);
1552         reply("MCMSG_COMMAND_BINDING", target->name, buf1);
1553     }
1554     for (ii = buf1_used = buf2_used = 0; modcmd_flags[ii].name; ++ii) {
1555         const struct modcmd_flag *flag = &modcmd_flags[ii];
1556         if (target->flags & flag->flag) {
1557             if (buf1_used)
1558                 buf1[buf1_used++] = ',';
1559             len = strlen(flag->name);
1560             memcpy(buf1 + buf1_used, flag->name, len);
1561             buf1_used += len;
1562         } else if (target->effective_flags & flag->flag) {
1563             if (buf2_used)
1564                 buf2[buf2_used++] = ',';
1565             len = strlen(flag->name);
1566             memcpy(buf2 + buf2_used, flag->name, len);
1567             buf2_used += len;
1568         }
1569     }
1570     if (buf1_used)
1571         buf1[buf1_used] = '\0';
1572     else
1573         strcpy(buf1, user_find_message(user, "MSG_NONE"));
1574     if (buf2_used)
1575         buf2[buf2_used] = '\0';
1576     else
1577         strcpy(buf2, user_find_message(user, "MSG_NONE"));
1578     reply("MCMSG_COMMAND_FLAGS", buf1, buf2);
1579     for (ii = buf1_used = buf2_used = 0; handle_flags[ii]; ++ii) {
1580         if (target->req_account_flags & (1 << ii))
1581             buf1[buf1_used++] = handle_flags[ii];
1582         else if (target->deny_account_flags & (1 << ii))
1583             buf2[buf2_used++] = handle_flags[ii];
1584     }
1585     buf1[buf1_used] = buf2[buf2_used] = '\0';
1586     reply("MCMSG_COMMAND_ACCOUNT_FLAGS", buf1, buf2);
1587     reply("MCMSG_COMMAND_ACCESS_LEVEL", target->min_channel_access, target->min_opserv_level);
1588     reply("MCMSG_COMMAND_USES", target->name, target->uses);
1589 }
1590
1591 static MODCMD_FUNC(cmd_modcmd) {
1592     struct svccmd *svccmd;
1593     unsigned int arg, changed;
1594     char cmdname[MAXLEN];
1595
1596     assert(argc >= 2);
1597     arg = collapse_cmdname(argv+1, argc-1, cmdname) + 1;
1598     if (!arg) {
1599         reply("MSG_MISSING_PARAMS", cmd->name);
1600         return 0;
1601     }
1602     if (!(svccmd = svccmd_resolve_name(cmd, cmdname))) {
1603         reply("MCMSG_UNKNOWN_COMMAND_2", cmdname, cmd->parent->bot->nick);
1604         return 0;
1605     }
1606     for (changed = 0; arg+1 < argc; arg += 2) {
1607         if (svccmd_configure(svccmd, user, cmd->parent->bot, argv[arg], argv[arg+1])) {
1608             reply("MCMSG_COMMAND_MODIFIED", argv[arg], svccmd->name);
1609             changed = 1;
1610         }
1611     }
1612     if (changed)
1613         modcmd_set_effective_flags(svccmd);
1614     modcmd_describe_command(user, cmd, svccmd);
1615     return changed;
1616 }
1617
1618 static void
1619 timeout_god(void *data)
1620 {
1621     extern struct userNode *chanserv;
1622     struct userNode *user = data;
1623
1624     if(!user || !IsHelping(user)) return;
1625
1626     HANDLE_CLEAR_FLAG(user->handle_info, HELPING);
1627     send_message(user, chanserv, "MCMSG_GOD_EXPIRED");
1628 }
1629
1630 static MODCMD_FUNC(cmd_god) {
1631     int helping;
1632
1633     if (argc > 1) {
1634         if (enabled_string(argv[1])) {
1635             if (HANDLE_FLAGGED(user->handle_info, HELPING)) {
1636                 reply("MCMSG_ALREADY_HELPING");
1637                 return 0;
1638             }
1639             helping = 1;
1640         } else if (disabled_string(argv[1])) {
1641             if (!HANDLE_FLAGGED(user->handle_info, HELPING)) {
1642                 reply("MCMSG_ALREADY_NOT_HELPING");
1643                 return 0;
1644             }
1645             helping = 0;
1646         } else {
1647             reply("MSG_INVALID_BINARY", argv[1]);
1648             return 0;
1649         }
1650     } else {
1651         helping = !IsHelping(user);
1652     }
1653
1654     if (helping) {
1655         HANDLE_SET_FLAG(user->handle_info, HELPING);
1656         timeq_add(now + god_timeout, timeout_god, user);
1657         reply("MCMSG_NOW_HELPING");
1658     } else {
1659         HANDLE_CLEAR_FLAG(user->handle_info, HELPING);
1660         timeq_del(0, timeout_god, user, TIMEQ_IGNORE_WHEN);
1661         reply("MCMSG_NOW_NOT_HELPING");
1662     }
1663
1664     return 1;
1665 }
1666
1667 static MODCMD_FUNC(cmd_joiner) {
1668     char cmdname[MAXLEN];
1669
1670     if (argc < 2) {
1671         int len = sprintf(cmdname, "%s ", cmd->name);
1672         dict_iterator_t it;
1673         struct string_buffer sbuf;
1674
1675         string_buffer_init(&sbuf);
1676         for (it = dict_first(cmd->parent->commands); it; it = iter_next(it)) {
1677             if (!ircncasecmp(iter_key(it), cmdname, len)) {
1678                 if (sbuf.used) string_buffer_append_string(&sbuf, ", ");
1679                 string_buffer_append_string(&sbuf, iter_key(it));
1680             }
1681         }
1682         if (!sbuf.used) string_buffer_append(&sbuf, 0);
1683         reply("MCMSG_JOINER_CHOICES", cmd->name, sbuf.list);
1684         string_buffer_clean(&sbuf);
1685         return 1;
1686     }
1687     sprintf(cmdname, "%s %s", cmd->name, argv[1]);
1688     argv[1] = cmdname;
1689     svccmd_invoke_argv(user, cmd->parent, channel, argc-1, argv+1, 0);
1690     return 0; /* never try to log this; the recursive one logs it */
1691 }
1692
1693 static MODCMD_FUNC(cmd_stats_modules) {
1694     struct helpfile_table tbl;
1695     dict_iterator_t it;
1696     unsigned int ii;
1697     struct module *mod;
1698     struct modcmd *modcmd;
1699
1700     if (argc < 2) {
1701         tbl.length = dict_size(modules) + 1;
1702         tbl.width = 3;
1703         tbl.flags = TABLE_PAD_LEFT;
1704         tbl.contents = calloc(tbl.length, sizeof(tbl.contents[0]));
1705         tbl.contents[0] = calloc(tbl.width, sizeof(tbl.contents[0][0]));
1706         tbl.contents[0][0] = "Module";
1707         tbl.contents[0][1] = "Commands";
1708         tbl.contents[0][2] = "Helpfile";
1709         for (ii=1, it=dict_first(modules); it; it=iter_next(it), ii++) {
1710             mod = iter_data(it);
1711             tbl.contents[ii] = calloc(tbl.width, sizeof(tbl.contents[ii][0]));
1712             tbl.contents[ii][0] = mod->name;
1713             tbl.contents[ii][1] = strtab(dict_size(mod->commands));
1714             tbl.contents[ii][2] = mod->helpfile_name ? mod->helpfile_name : "(none)";
1715         }
1716     } else if (!(mod = dict_find(modules, argv[1], NULL))) {
1717         reply("MCMSG_UNKNOWN_MODULE", argv[1]);
1718         return 0;
1719     } else {
1720         reply("MCMSG_MODULE_INFO", mod->name);
1721         tbl.length = dict_size(mod->commands) + 1;
1722         tbl.width = 3;
1723         tbl.flags = TABLE_PAD_LEFT;
1724         tbl.contents = calloc(tbl.length, sizeof(tbl.contents[0]));
1725         tbl.contents[0] = calloc(tbl.width, sizeof(tbl.contents[0][0]));
1726         tbl.contents[0][0] = "Command";
1727         tbl.contents[0][1] = "Min. Args";
1728         tbl.contents[0][2] = "Bind Count";
1729         for (ii=1, it=dict_first(mod->commands); it; it=iter_next(it), ii++) {
1730             modcmd = iter_data(it);
1731             tbl.contents[ii] = calloc(tbl.width, sizeof(tbl.contents[ii][0]));
1732             tbl.contents[ii][0] = modcmd->name;
1733             tbl.contents[ii][1] = strtab(modcmd->min_argc);
1734             tbl.contents[ii][2] = strtab(modcmd->bind_count);
1735         }
1736     }
1737     table_send(cmd->parent->bot, user->nick, 0, 0, tbl);
1738     return 0;
1739 }
1740
1741 static MODCMD_FUNC(cmd_stats_services) {
1742     struct helpfile_table tbl;
1743     dict_iterator_t it;
1744     unsigned int ii;
1745     struct service *service;
1746     struct svccmd *svccmd;
1747     char *extra;
1748
1749     if (argc < 2) {
1750         tbl.length = dict_size(services) + 1;
1751         tbl.width = 4;
1752         tbl.flags = TABLE_PAD_LEFT;
1753         tbl.contents = calloc(tbl.length, sizeof(tbl.contents[0]));
1754         tbl.contents[0] = calloc(tbl.width, sizeof(tbl.contents[0][0]));
1755         tbl.contents[0][0] = "Service";
1756         tbl.contents[0][1] = "Commands";
1757         tbl.contents[0][2] = "Priv'd?";
1758         tbl.contents[0][3] = "Trigger";
1759         extra = calloc(2, tbl.length);
1760         for (ii=1, it=dict_first(services); it; it=iter_next(it), ii++) {
1761             service = iter_data(it);
1762             tbl.contents[ii] = calloc(tbl.width, sizeof(tbl.contents[ii][0]));
1763             tbl.contents[ii][0] = service->bot->nick;
1764             tbl.contents[ii][1] = strtab(dict_size(service->commands));
1765             tbl.contents[ii][2] = service->privileged ? "yes" : "no";
1766             extra[ii*2] = service->trigger;
1767             tbl.contents[ii][3] = extra+ii*2;
1768         }
1769         table_send(cmd->parent->bot, user->nick, 0, 0, tbl);
1770         free(extra);
1771         return 0;
1772     } else if (!(service = dict_find(services, argv[1], NULL))) {
1773         reply("MCMSG_UNKNOWN_SERVICE", argv[1]);
1774         return 0;
1775     } else {
1776         tbl.length = dict_size(service->commands) + 1;
1777         tbl.width = 5;
1778         tbl.flags = TABLE_PAD_LEFT | TABLE_NO_FREE;
1779         tbl.contents = calloc(tbl.length, sizeof(tbl.contents[0]));
1780         tbl.contents[0] = calloc(tbl.width, sizeof(tbl.contents[0][0]));
1781         tbl.contents[0][0] = "Command";
1782         tbl.contents[0][1] = "Module";
1783         tbl.contents[0][2] = "ModCmd";
1784         tbl.contents[0][3] = "Alias?";
1785         tbl.contents[0][4] = strdup("Uses");
1786         for (ii=1, it=dict_first(service->commands); it; it=iter_next(it), ii++) {
1787             svccmd = iter_data(it);
1788             tbl.contents[ii] = calloc(tbl.width, sizeof(tbl.contents[ii][0]));
1789             tbl.contents[ii][0] = svccmd->name;
1790             tbl.contents[ii][1] = svccmd->command->parent->name;
1791             tbl.contents[ii][2] = svccmd->command->name;
1792             tbl.contents[ii][3] = svccmd->alias.used ? "yes" : "no";
1793             tbl.contents[ii][4] = extra = malloc(12);
1794             sprintf(extra, "%u", svccmd->uses);
1795         }
1796         reply("MCMSG_SERVICE_INFO", service->bot->nick);
1797         table_send(cmd->parent->bot, user->nick, 0, 0, tbl);
1798         for (ii=0; ii<tbl.length; ii++) {
1799             free((char*)tbl.contents[ii][4]);
1800             free(tbl.contents[ii]);
1801         }
1802         free(tbl.contents);
1803         return 0;
1804     }
1805 }
1806
1807 static MODCMD_FUNC(cmd_showcommands) {
1808     struct svccmd_list commands;
1809     struct helpfile_table tbl;
1810     struct svccmd *svccmd;
1811     dict_iterator_t it;
1812     unsigned int ii, ignore_flags = 0;
1813     unsigned int max_opserv_level = 1000;
1814     unsigned short max_chanserv_level = 500;
1815     char show_opserv_level = 0, show_channel_access = 0;
1816
1817     /* Check to see what the max access they want to see is. */
1818     for (ii=1; ii<argc; ++ii) {
1819         if (isdigit(argv[ii][0]))
1820             max_opserv_level = atoi(argv[ii]);
1821         else
1822             max_chanserv_level = user_level_from_name(argv[ii], UL_OWNER);
1823     }
1824
1825     /* Find the matching commands. */
1826     svccmd_list_init(&commands);
1827     if (cmd->parent->privileged)
1828         ignore_flags = MODCMD_REQUIRE_OPER;
1829     for (it = dict_first(cmd->parent->commands); it; it = iter_next(it)) {
1830         svccmd = iter_data(it);
1831         if (strchr(svccmd->name, ' '))
1832             continue;
1833         if (!svccmd_can_invoke(user, svccmd->parent->bot, svccmd, channel, SVCCMD_QUALIFIED))
1834             continue;
1835         if (svccmd->min_opserv_level > max_opserv_level)
1836             continue;
1837         if (svccmd->min_channel_access > max_chanserv_level)
1838             continue;
1839         if (svccmd->min_opserv_level > 0)
1840             show_opserv_level = 1;
1841         if (svccmd->min_channel_access > 0)
1842             show_channel_access = 1;
1843         if (svccmd->effective_flags
1844             & (MODCMD_REQUIRE_STAFF|MODCMD_REQUIRE_HELPING)
1845             & ~ignore_flags) {
1846             show_channel_access = 1;
1847         }
1848         svccmd_list_append(&commands, svccmd);
1849     }
1850
1851     /* Build the table. */
1852     tbl.length = commands.used + 1;
1853     tbl.width = 1 + show_opserv_level + show_channel_access;
1854     tbl.flags = TABLE_REPEAT_ROWS;
1855     tbl.contents = calloc(tbl.length, sizeof(tbl.contents[0]));
1856     tbl.contents[0] = calloc(tbl.width, sizeof(tbl.contents[0][0]));
1857     tbl.contents[0][ii = 0] = "Command";
1858     if (show_opserv_level)
1859         tbl.contents[0][++ii] = "OpServ Level";
1860     if (show_channel_access)
1861         tbl.contents[0][++ii] = "ChanServ Access";
1862     for (ii=0; ii<commands.used; ++ii) {
1863         svccmd = commands.list[ii];
1864         tbl.contents[ii+1] = calloc(tbl.width, sizeof(tbl.contents[0][0]));
1865         tbl.contents[ii+1][0] = svccmd->name;
1866         if (show_opserv_level)
1867             tbl.contents[ii+1][1] = strtab(svccmd->min_opserv_level);
1868         if (show_channel_access) {
1869             const char *access_name;
1870             int flags = svccmd->effective_flags;
1871             if (flags & MODCMD_REQUIRE_HELPING)
1872                 access_name = "helping";
1873             else if (flags & MODCMD_REQUIRE_STAFF) {
1874                 if (flags & MODCMD_REQUIRE_OPER)
1875                     access_name = "oper";
1876                 else if (flags & MODCMD_REQUIRE_NETWORK_HELPER)
1877                     access_name = "net.helper";
1878                 else
1879                     access_name = "staff";
1880             } else
1881                 access_name = strtab(svccmd->min_channel_access);
1882             tbl.contents[ii+1][1+show_opserv_level] = access_name;
1883         }
1884     }
1885     svccmd_list_clean(&commands);
1886     table_send(cmd->parent->bot, user->nick, 0, 0, tbl);
1887     return 0;
1888 }
1889
1890 static MODCMD_FUNC(cmd_helpfiles) {
1891     struct service *service;
1892     unsigned int ii;
1893
1894     if (!(service = dict_find(services, argv[1], NULL))) {
1895         reply("MCMSG_UNKNOWN_SERVICE", argv[1]);
1896         return 0;
1897     }
1898
1899     if (argc < 3) {
1900         for (ii=0; ii<service->modules.used; ++ii)
1901             reply("MCMSG_HELPFILE_SEQUENCE", ii+1, service->modules.list[ii]->name);
1902         return 0;
1903     }
1904
1905     service->modules.used = 0;
1906     for (ii=0; ii<argc-2; ii++) {
1907         struct module *module = dict_find(modules, argv[ii+2], NULL);
1908         if (!module) {
1909             reply("MCMSG_UNKNOWN_MODULE", argv[ii+2]);
1910             continue;
1911         }
1912         module_list_append(&service->modules, module);
1913     }
1914     reply("MCMSG_HELPFILE_SEQUENCE_SET", service->bot->nick);
1915     return 1;
1916 }
1917
1918 static MODCMD_FUNC(cmd_service_add) {
1919     const char *nick, *hostname, *desc;
1920     struct userNode *bot;
1921
1922     nick = argv[1];
1923     if (!is_valid_nick(nick)) {
1924         reply("MCMSG_BAD_SERVICE_NICK", nick);
1925         return 0;
1926     }
1927     hostname = argv[2];
1928     desc = unsplit_string(argv+3, argc-3, NULL);
1929     bot = GetUserH(nick);
1930     if (bot && IsService(bot)) {
1931         reply("MCMSG_ALREADY_SERVICE", bot->nick);
1932         return 0;
1933     }
1934     bot = AddLocalUser(nick, nick, hostname, desc, NULL);
1935     service_register(bot);
1936     reply("MCMSG_NEW_SERVICE", bot->nick);
1937     return 1;
1938 }
1939
1940 static MODCMD_FUNC(cmd_service_rename) {
1941     struct service *service;
1942
1943     if (!(service = service_find(argv[1]))) {
1944         reply("MCMSG_UNKNOWN_SERVICE", argv[1]);
1945         return 0;
1946     }
1947     NickChange(service->bot, argv[2], 0);
1948     reply("MCMSG_SERVICE_RENAMED", service->bot->nick);
1949     return 1;
1950 }
1951
1952 static MODCMD_FUNC(cmd_service_trigger) {
1953     struct userNode *bogon;
1954     struct service *service;
1955
1956     if (!(service = service_find(argv[1]))) {
1957         reply("MCMSG_UNKNOWN_SERVICE", argv[1]);
1958         return 0;
1959     }
1960     if (argc < 3) {
1961         if (service->trigger)
1962             reply("MCMSG_CURRENT_TRIGGER", service->bot->nick, service->trigger);
1963         else
1964             reply("MCMSG_NO_TRIGGER", service->bot->nick);
1965         return 1;
1966     }
1967     if (service->trigger)
1968         reg_chanmsg_func(service->trigger, NULL, NULL, NULL);
1969     if (!irccasecmp(argv[2], "none") || !irccasecmp(argv[2], "remove")) {
1970         service->trigger = 0;
1971         reply("MCMSG_REMOVED_TRIGGER", service->bot->nick);
1972     } else if ((bogon = get_chanmsg_bot(argv[2][0]))) {
1973         reply("MCMSG_DUPLICATE_TRIGGER", bogon->nick, argv[2][0]);
1974         return 1;
1975     } else {
1976         service->trigger = argv[2][0];
1977         reg_chanmsg_func(service->trigger, service->bot, modcmd_chanmsg, NULL);
1978         reply("MCMSG_NEW_TRIGGER", service->bot->nick, service->trigger);
1979     }
1980     return 1;
1981 }
1982
1983 static MODCMD_FUNC(cmd_service_privileged) {
1984     struct service *service;
1985     const char *newval;
1986
1987     if (!(service = service_find(argv[1]))) {
1988         reply("MCMSG_UNKNOWN_SERVICE", argv[1]);
1989         return 0;
1990     }
1991     if (argc >= 3)
1992         service->privileged = true_string(argv[2]) || enabled_string(argv[2]);
1993     newval = user_find_message(user, service->privileged ? "MSG_ON" : "MSG_OFF");
1994     reply("MCMSG_SERVICE_PRIVILEGED", service->bot->nick, newval);
1995     return 1;
1996 }
1997
1998 static MODCMD_FUNC(cmd_service_remove) {
1999     char *name, *reason;
2000     struct service *service;
2001
2002     name = argv[1];
2003     if (argc > 2)
2004         reason = unsplit_string(argv+2, argc-2, NULL);
2005     else
2006         reason = "Removing bot";
2007     if (!(service = service_find(name))) {
2008         reply("MCMSG_UNKNOWN_SERVICE", name);
2009         return 0;
2010     }
2011     DelUser(service->bot, NULL, 1, reason);
2012     reply("MCMSG_SERVICE_REMOVED", name);
2013     dict_remove(services, name);
2014     return 1;
2015 }
2016
2017 static MODCMD_FUNC(cmd_dump_messages) {
2018     const char *fname = "strings.db";
2019     struct saxdb_context *ctx;
2020     dict_iterator_t it;
2021     FILE *pf;
2022     int res;
2023
2024     if (!(pf = fopen(fname, "w"))) {
2025         reply("MCMSG_FILE_NOT_OPENED", fname);
2026         return 0;
2027     }
2028     if (!(ctx = saxdb_open_context(pf))) {
2029         reply("MSG_INTERNAL_FAILURE");
2030         return 0;
2031     }
2032
2033     if ((res = setjmp(*saxdb_jmp_buf(ctx))) != 0) {
2034         saxdb_close_context(ctx, 1);
2035         reply("MCMSG_MESSAGE_DUMP_FAILED", strerror(res));
2036         return 0;
2037     } else {
2038         for (it = dict_first(lang_C->messages); it; it = iter_next(it))
2039             saxdb_write_string(ctx, iter_key(it), iter_data(it));
2040         saxdb_close_context(ctx, 1);
2041         reply("MCMSG_MESSAGES_DUMPED", fname);
2042         return 1;
2043     }
2044 }
2045
2046 static MODCMD_FUNC(cmd_version) {
2047     send_message_type(4, user, cmd->parent->bot, "$b"PACKAGE_STRING"+[%s]$b (Based on srvx 1.3.x), Built: "__DATE__", "__TIME__".", cvs_version);
2048     send_message_type(4, user, cmd->parent->bot, "See $bCREDITS$b for more information.");
2049     return 1;
2050 }
2051
2052 /* This function provides copyright management information to end
2053  * users of X3. You should not alter, disable or remove this
2054  * command or its accessibility to normal IRC users, except to add
2055  * copyright information pertaining to changes you make to X3.
2056  */
2057 static MODCMD_FUNC(cmd_credits) {
2058     send_message_type(4, user, cmd->parent->bot, "$b"PACKAGE"$b is based on srvx");
2059     send_message_type(4, user, cmd->parent->bot, "Copyright 2000-2007 srvx Development Team.");
2060     send_message_type(4, user, cmd->parent->bot, "Copyright 2004-2007 X3 Development Team.");
2061     send_message_type(4, user, cmd->parent->bot, "This software is OSI Certified Open Source Software.");
2062     send_message_type(4, user, cmd->parent->bot, "OSI Certified is a certification mark of the Open Source Initiative.");
2063     send_message_type(4, user, cmd->parent->bot, "$b$b");
2064     send_message_type(4, user, cmd->parent->bot, "The srvx 1.3.x Development Team includes Paul Chang, Adrian Dewhurst, Miles Peterson, Michael Poole and others.");
2065     send_message_type(4, user, cmd->parent->bot, "The X3 Development Team includes Alex Schumann, Reed Loden, Neil Spierling, Matthew Beeching.");
2066     send_message_type(4, user, cmd->parent->bot, "The X3 Development Team can be reached at https://github.com/evilnet/x3/ or in #evilnet on irc.afternet.org.");
2067     send_message_type(4, user, cmd->parent->bot, "$b$b");
2068     send_message_type(4, user, cmd->parent->bot, "Thanks goes to ThiefMaster, Joe Hansche (joeatrr), Martijn Smit (wasted), and to any other people who have contributed to X3.");
2069     send_message_type(4, user, cmd->parent->bot, "This program is free software; see COPYING in the distribution files.");
2070
2071     return 1;
2072 }
2073
2074 static void create_default_binds(int rebind);
2075
2076 static MODCMD_FUNC(cmd_rebindall) {
2077     send_message_type(4, user, cmd->parent->bot, "$bRe-binding all default commands to respective services..$b");
2078     create_default_binds(1);
2079     return 1;
2080 }
2081
2082 static MODCMD_FUNC(cmd_tell) {
2083     struct userNode *target;
2084     char *msg;
2085
2086     target = GetUserH(argv[1]);
2087     msg = unsplit_string(argv + 2, argc - 2, NULL);
2088     if (!target) {
2089         reply("MSG_NOT_TARGET_NAME");
2090         return 0;
2091     }
2092     send_message_type(MSG_TYPE_NOXLATE, target, cmd->parent->bot, "%s", msg);
2093     return 1;
2094 }
2095
2096 void
2097 modcmd_nick_change(struct userNode *user, const char *old_nick, UNUSED_ARG(void *extra)) {
2098     struct service *svc;
2099     if (!(svc = dict_find(services, old_nick, NULL)))
2100         return;
2101     dict_remove2(services, old_nick, 1);
2102     dict_insert(services, user->nick, svc);
2103 }
2104
2105 void
2106 modcmd_cleanup(UNUSED_ARG(void* extra)) {
2107     dict_delete(services);
2108     dict_delete(modules);
2109     if (suf_list)
2110         free(suf_list);
2111     if (suf_list_extra)
2112         free(suf_list_extra);
2113 }
2114
2115 static void
2116 modcmd_saxdb_write_command(struct saxdb_context *ctx, struct svccmd *cmd) {
2117     char buf[MAXLEN];
2118     unsigned int nn, len, pos;
2119     struct svccmd *template = cmd->command->defaults;
2120
2121     saxdb_start_record(ctx, cmd->name, 0);
2122     sprintf(buf, "%s.%s", cmd->command->parent->name, cmd->command->name);
2123     saxdb_write_string(ctx, "command", buf);
2124     if (cmd->alias.used)
2125         saxdb_write_string_list(ctx, "aliased", &cmd->alias);
2126     if (cmd->min_opserv_level != template->min_opserv_level)
2127         saxdb_write_int(ctx, "oper_access", cmd->min_opserv_level);
2128     if (cmd->min_channel_access != template->min_channel_access)
2129         saxdb_write_int(ctx, "channel_access", cmd->min_channel_access);
2130     if (cmd->flags != template->flags) {
2131         if (cmd->flags) {
2132             for (nn=pos=0; modcmd_flags[nn].name; ++nn) {
2133                 const struct modcmd_flag *flag = &modcmd_flags[nn];
2134                 if (cmd->flags & flag->flag) {
2135                     buf[pos++] = '+';
2136                     len = strlen(flag->name);
2137                     memcpy(buf+pos, flag->name, len);
2138                     pos += len;
2139                     buf[pos++] = ',';
2140                 }
2141             }
2142         } else {
2143             pos = 1;
2144         }
2145         buf[--pos] = 0;
2146         saxdb_write_string(ctx, "flags", buf);
2147     }
2148     if ((cmd->req_account_flags != template->req_account_flags)
2149         || (cmd->deny_account_flags != template->req_account_flags)) {
2150         pos = 0;
2151         if (cmd->req_account_flags) {
2152             buf[pos++] = '+';
2153             for (nn=0; nn<32; nn++)
2154                 if (cmd->req_account_flags & (1 << nn))
2155                     buf[pos++] = handle_flags[nn];
2156         }
2157         if (cmd->deny_account_flags) {
2158             buf[pos++] = '-';
2159             for (nn=0; nn<32; nn++)
2160                 if (cmd->deny_account_flags & (1 << nn))
2161                     buf[pos++] = handle_flags[nn];
2162         }
2163         buf[pos] = 0;
2164         saxdb_write_string(ctx, "account_flags", buf);
2165     }
2166     saxdb_end_record(ctx);
2167 }
2168
2169 static int
2170 modcmd_saxdb_write(struct saxdb_context *ctx) {
2171     struct string_list slist;
2172     dict_iterator_t it, it2;
2173     struct service *service;
2174     unsigned int ii;
2175
2176     saxdb_start_record(ctx, "bots", 1);
2177     for (it = dict_first(services); it; it = iter_next(it)) {
2178         char buff[16];
2179         char modes[32];
2180
2181         service = iter_data(it);
2182         saxdb_start_record(ctx, service->bot->nick, 1);
2183         if (service->trigger) {
2184             buff[0] = service->trigger;
2185             buff[1] = '\0';
2186             saxdb_write_string(ctx, "trigger", buff);
2187         }
2188         saxdb_write_string(ctx, "description", service->bot->info);
2189         saxdb_write_string(ctx, "hostname", service->bot->hostname);
2190         if (service->bot->modes) {
2191             irc_user_modes(service->bot, modes, sizeof(modes));
2192             saxdb_write_string(ctx, "modes", modes);
2193         }
2194         if (service->privileged)
2195             saxdb_write_string(ctx, "privileged", "1");
2196         saxdb_end_record(ctx);
2197     }
2198     saxdb_end_record(ctx);
2199
2200     saxdb_start_record(ctx, "services", 1);
2201     for (it = dict_first(services); it; it = iter_next(it)) {
2202         service = iter_data(it);
2203         saxdb_start_record(ctx, service->bot->nick, 1);
2204         for (it2 = dict_first(service->commands); it2; it2 = iter_next(it2))
2205             modcmd_saxdb_write_command(ctx, iter_data(it2));
2206         saxdb_end_record(ctx);
2207     }
2208     saxdb_end_record(ctx);
2209
2210     saxdb_start_record(ctx, "helpfiles", 1);
2211     slist.size = 0;
2212     for (it = dict_first(services); it; it = iter_next(it)) {
2213         service = iter_data(it);
2214         slist.used = 0;
2215         for (ii = 0; ii < service->modules.used; ++ii)
2216             string_list_append(&slist, service->modules.list[ii]->name);
2217         saxdb_write_string_list(ctx, iter_key(it), &slist);
2218     }
2219     if (slist.list)
2220         free(slist.list);
2221     saxdb_end_record(ctx);
2222
2223     return 0;
2224 }
2225
2226 static int
2227 append_entry(const char *key, UNUSED_ARG(void *data), void *extra) {
2228     struct helpfile_expansion *exp = extra;
2229     int row = exp->value.table.length++;
2230     exp->value.table.contents[row] = calloc(1, sizeof(char*));
2231     exp->value.table.contents[row][0] = key;
2232     return 0;
2233 }
2234
2235 static struct helpfile_expansion
2236 modcmd_expand(const char *variable) {
2237     struct helpfile_expansion exp;
2238     extern struct userNode *message_source;
2239     struct service *service;
2240
2241     service = dict_find(services, message_source->nick, NULL);
2242     if (!irccasecmp(variable, "index")) {
2243         exp.type = HF_TABLE;
2244         exp.value.table.length = 1;
2245         exp.value.table.width = 1;
2246         exp.value.table.flags = TABLE_REPEAT_ROWS | TABLE_NO_HEADERS;
2247         exp.value.table.contents = calloc(dict_size(service->commands)+1, sizeof(char**));
2248         exp.value.table.contents[0] = calloc(1, sizeof(char*));
2249         exp.value.table.contents[0][0] = "Commands";
2250         dict_foreach(service->commands, append_entry, &exp);
2251         return exp;
2252     } else if (!irccasecmp(variable, "languages")) {
2253         struct string_buffer sbuf;
2254         dict_iterator_t it;
2255         sbuf.used = sbuf.size = 0;
2256         sbuf.list = NULL;
2257         for (it = dict_first(languages); it; it = iter_next(it)) {
2258             string_buffer_append_string(&sbuf, iter_key(it));
2259             string_buffer_append(&sbuf, ' ');
2260         }
2261         sbuf.list[--sbuf.used] = 0;
2262         exp.type = HF_STRING;
2263         exp.value.str = sbuf.list;
2264         return exp;
2265     }
2266     exp.type = HF_STRING;
2267     exp.value.str = NULL;
2268     return exp;
2269 }
2270
2271 static void
2272 modcmd_load_bots(struct dict *db, int default_nick) {
2273     dict_iterator_t it;
2274
2275     for (it = dict_first(db); it; it = iter_next(it)) {
2276         struct record_data *rd;
2277         struct service *svc;
2278         const char *nick, *desc, *hostname, *modes;
2279
2280         rd = iter_data(it);
2281         if (rd->type != RECDB_OBJECT) {
2282             log_module(MAIN_LOG, LOG_ERROR, "Bad type for 'bots/%s' in modcmd db (expected object).", iter_key(it));
2283             continue;
2284         }
2285         nick = database_get_data(rd->d.object, "nick", RECDB_QSTRING);
2286         if (!nick) {
2287             if (default_nick)
2288                 nick = iter_key(it);
2289             else
2290                 continue;
2291         }
2292         svc = service_find(nick);
2293         desc = database_get_data(rd->d.object, "description", RECDB_QSTRING);
2294         hostname = database_get_data(rd->d.object, "hostname", RECDB_QSTRING);
2295         modes = database_get_data(rd->d.object, "modes", RECDB_QSTRING);
2296         if (desc) {
2297             if (!svc)
2298                 svc = service_register(AddLocalUser(nick, nick, hostname, desc, modes));
2299             else if (hostname)
2300                 strcpy(svc->bot->hostname, hostname);
2301             desc = database_get_data(rd->d.object, "trigger", RECDB_QSTRING);
2302             if (desc)
2303                 svc->trigger = desc[0];
2304             desc = database_get_data(rd->d.object, "privileged", RECDB_QSTRING);
2305             if (desc && (true_string(desc) || enabled_string(desc)))
2306                 svc->privileged = 1;
2307         }
2308     }
2309 }
2310
2311 static void
2312 modcmd_conf_read(void) {
2313     modcmd_load_bots(conf_get_data("services", RECDB_OBJECT), 0);
2314 }
2315
2316 void
2317 modcmd_init(void) {
2318     qsort(modcmd_flags, ArrayLength(modcmd_flags)-1, sizeof(modcmd_flags[0]), flags_qsort);
2319     modules = dict_new();
2320     dict_set_free_data(modules, free_module);
2321     services = dict_new();
2322     dict_set_free_data(services, free_service);
2323     reg_nick_change_func(modcmd_nick_change, NULL);
2324     reg_exit_func(modcmd_cleanup, NULL);
2325     conf_register_reload(modcmd_conf_read);
2326
2327     modcmd_module = module_register("modcmd", MAIN_LOG, "modcmd.help", modcmd_expand);
2328     bind_command = modcmd_register(modcmd_module, "bind", cmd_bind, 4, MODCMD_KEEP_BOUND, "oper_level", "800", NULL);
2329     help_command = modcmd_register(modcmd_module, "help", cmd_help, 1, 0, "flags", "+nolog", NULL);
2330     modcmd_register(modcmd_module, "command", cmd_command, 2, 0, "flags", "+nolog", NULL);
2331     modcmd_register(modcmd_module, "modcmd", cmd_modcmd, 2, MODCMD_KEEP_BOUND, "template", "bind", NULL);
2332     modcmd_register(modcmd_module, "god", cmd_god, 0, MODCMD_REQUIRE_AUTHED, "flags", "+oper,+networkhelper", NULL);
2333     modcmd_register(modcmd_module, "readhelp", cmd_readhelp, 2, 0, "oper_level", "650", NULL);
2334     modcmd_register(modcmd_module, "timecmd", cmd_timecmd, 2, 0, "oper_level", "1", NULL);
2335     modcmd_register(modcmd_module, "unbind", cmd_unbind, 3, 0, "template", "bind", NULL);
2336     modcmd_register(modcmd_module, "joiner", cmd_joiner, 1, 0, NULL);
2337     modcmd_register(modcmd_module, "stats modules", cmd_stats_modules, 1, 0, "flags", "+oper", NULL);
2338     modcmd_register(modcmd_module, "stats services", cmd_stats_services, 1, 0, "flags", "+oper", NULL);
2339     modcmd_register(modcmd_module, "showcommands", cmd_showcommands, 1, 0, "flags", "+acceptchan", NULL);
2340     modcmd_register(modcmd_module, "helpfiles", cmd_helpfiles, 2, 0, "template", "bind", NULL);
2341     modcmd_register(modcmd_module, "service add", cmd_service_add, 4, 0, "flags", "+oper", NULL);
2342     modcmd_register(modcmd_module, "service rename", cmd_service_rename, 3, 0, "flags", "+oper", NULL);
2343     modcmd_register(modcmd_module, "service trigger", cmd_service_trigger, 2, 0, "flags", "+oper", NULL);
2344     modcmd_register(modcmd_module, "service privileged", cmd_service_privileged, 2, 0, "flags", "+oper", NULL);
2345     modcmd_register(modcmd_module, "service remove", cmd_service_remove, 2, 0, "flags", "+oper", NULL);
2346     modcmd_register(modcmd_module, "dumpmessages", cmd_dump_messages, 1, 0, "oper_level", "1000", NULL);
2347     modcmd_register(modcmd_module, "tell", cmd_tell, 3, 0, "flags", "+oper", NULL);
2348     modcmd_register(modcmd_module, "rebindall", cmd_rebindall, 0, MODCMD_KEEP_BOUND, "oper_level", "800", NULL);
2349     version_command = modcmd_register(modcmd_module, "version", cmd_version, 1, 0, NULL);
2350     credits_command = modcmd_register(modcmd_module, "credits", cmd_credits, 1, 0, NULL);
2351     message_register_table(msgtab);
2352
2353 }
2354
2355 static void
2356 modcmd_db_load_command(struct service *service, const char *cmdname, struct dict *obj) {
2357     struct svccmd *svccmd;
2358     struct module *module;
2359     struct modcmd *modcmd;
2360     struct string_list *slist;
2361     const char *str, *sep;
2362     char buf[MAXLEN];
2363
2364     str = database_get_data(obj, "command", RECDB_QSTRING);
2365     if (!str) {
2366         log_module(MAIN_LOG, LOG_ERROR, "Missing command for service %s command %s in modcmd.db", service->bot->nick, cmdname);
2367         return;
2368     }
2369     sep = strchr(str, '.');
2370     if (!sep) {
2371         log_module(MAIN_LOG, LOG_ERROR, "Invalid command %s for service %s command %s in modcmd.db", str, service->bot->nick, cmdname);
2372         return;
2373     }
2374     memcpy(buf, str, sep-str);
2375     buf[sep-str] = 0;
2376     if (!(module = module_find(buf))) {
2377         log_module(MAIN_LOG, LOG_ERROR, "Unknown module %s for service %s command %s in modcmd.db", buf, service->bot->nick, cmdname);
2378         return;
2379     }
2380     if (!(modcmd = dict_find(module->commands, sep+1, NULL))) {
2381         log_module(MAIN_LOG, LOG_ERROR, "Unknown command %s in module %s for service %s command %s", sep+1, module->name, service->bot->nick, cmdname);
2382         return;
2383     }
2384     /* Now that we know we have a command to use, fill in the basics. */
2385     svccmd = calloc(1, sizeof(*svccmd));
2386     svccmd_insert(service, strdup(cmdname), svccmd, modcmd);
2387     if ((str = database_get_data(obj, "template", RECDB_QSTRING))) {
2388         add_pending_template(svccmd, str);
2389     } else {
2390         svccmd_copy_rules(svccmd, modcmd->defaults);
2391     }
2392     if ((str = database_get_data(obj, "account_flags", RECDB_QSTRING))) {
2393         svccmd->req_account_flags = svccmd->deny_account_flags = 0;
2394         svccmd_configure(svccmd, NULL, service->bot, "account_flags", str);
2395     }
2396     if ((str = database_get_data(obj, "flags", RECDB_QSTRING))) {
2397         svccmd->flags = 0;
2398         svccmd_configure(svccmd, NULL, service->bot, "flags", str);
2399     }
2400     if ((str = database_get_data(obj, "oper_access", RECDB_QSTRING))
2401         || (str = database_get_data(obj, "opserv_level", RECDB_QSTRING))) {
2402         svccmd_configure(svccmd, NULL, service->bot, "oper_access", str);
2403     }
2404     if ((str = database_get_data(obj, "channel_access", RECDB_QSTRING))
2405         || (str = database_get_data(obj, "chanserv_level", RECDB_QSTRING))) {
2406         svccmd_configure(svccmd, NULL, service->bot, "channel_access", str);
2407     }
2408     if ((slist = database_get_data(obj, "aliased", RECDB_STRING_LIST))) {
2409         unsigned int nn;
2410         svccmd->alias.used = svccmd->alias.size = slist->used;
2411         svccmd->alias.list = calloc(svccmd->alias.size, sizeof(svccmd->alias.list[0]));
2412         for (nn=0; nn<slist->used; ++nn)
2413             svccmd->alias.list[nn] = strdup(slist->list[nn]);
2414     }
2415     modcmd_set_effective_flags(svccmd);
2416 }
2417
2418 static struct svccmd *
2419 service_make_alias(struct service *service, const char *alias, ...) {
2420     char *arg, *argv[MAXNUMPARAMS];
2421     unsigned int nn, argc;
2422     struct svccmd *svccmd, *template;
2423     va_list args;
2424
2425     va_start(args, alias);
2426     argc = 0;
2427     while (1) {
2428         arg = va_arg(args, char*);
2429         if (!arg)
2430             break;
2431         argv[argc++] = arg;
2432     }
2433     va_end(args);
2434     svccmd = calloc(1, sizeof(*svccmd));
2435     if (!(template = svccmd_resolve_name(svccmd, argv[0]))) {
2436         log_module(MAIN_LOG, LOG_ERROR, "Invalid base command %s for alias %s in service %s", argv[0], alias, service->bot->nick);
2437         free(svccmd->name);
2438         free(svccmd);
2439         return NULL;
2440     }
2441     if (argc > 1) {
2442         svccmd->alias.used = svccmd->alias.size = argc;
2443         svccmd->alias.list = calloc(svccmd->alias.size, sizeof(svccmd->alias.list[0]));
2444         for (nn=0; nn<argc; nn++)
2445             svccmd->alias.list[nn] = strdup(argv[nn]);
2446     }
2447     svccmd_insert(service, strdup(alias), svccmd, template->command);
2448     svccmd_copy_rules(svccmd, template);
2449     return svccmd;
2450 }
2451
2452 static int saxdb_present;
2453
2454 static int
2455 modcmd_saxdb_read(struct dict *db) {
2456     struct dict *db2;
2457     dict_iterator_t it, it2;
2458     struct record_data *rd, *rd2;
2459     struct service *service;
2460
2461     modcmd_load_bots(database_get_data(db, "bots", RECDB_OBJECT), 1);
2462     db2 = database_get_data(db, "services", RECDB_OBJECT);
2463     if (!db2) {
2464         log_module(MAIN_LOG, LOG_ERROR, "Missing section 'services' in modcmd db.");
2465         return 1;
2466     }
2467     for (it = dict_first(db2); it; it = iter_next(it)) {
2468         rd = iter_data(it);
2469         if (rd->type != RECDB_OBJECT) {
2470             log_module(MAIN_LOG, LOG_ERROR, "Bad type for 'services/%s' in modcmd db (expected object).", iter_key(it));
2471             continue;
2472         }
2473         if (!(service = service_find(iter_key(it)))) {
2474             log_module(MAIN_LOG, LOG_ERROR, "Unknown service '%s' listed in modcmd db.", iter_key(it));
2475             continue;
2476         }
2477         for (it2 = dict_first(rd->d.object); it2; it2 = iter_next(it2)) {
2478             rd2 = iter_data(it2);
2479             if (rd2->type != RECDB_OBJECT) {
2480                 log_module(MAIN_LOG, LOG_ERROR, "Bad type for 'services/%s/%s' in modcmd db (expected object).", iter_key(it), iter_key(it2));
2481                 continue;
2482             }
2483             modcmd_db_load_command(service, iter_key(it2), rd2->d.object);
2484         }
2485     }
2486     db2 = database_get_data(db, "helpfiles", RECDB_OBJECT);
2487     for (it = dict_first(db2); it; it = iter_next(it)) {
2488         struct module *module;
2489         struct string_list *slist;
2490         unsigned int ii;
2491
2492         rd = iter_data(it);
2493         if (rd->type != RECDB_STRING_LIST) {
2494             log_module(MAIN_LOG, LOG_ERROR, "Bad type for 'helpfiles/%s' in modcmd db (expected string list).", iter_key(it));
2495             continue;
2496         }
2497         slist = rd->d.slist;
2498         if (!(service = service_find(iter_key(it)))) {
2499             /* We probably whined about the service being missing above. */
2500             continue;
2501         }
2502         service->modules.used = 0;
2503         for (ii=0; ii<slist->used; ++ii) {
2504             if (!(module = dict_find(modules, slist->list[ii], NULL))) {
2505                 log_module(MAIN_LOG, LOG_ERROR, "Unknown module '%s' listed in modcmd 'helpfiles/%s'.", slist->list[ii], iter_key(it));
2506                 continue;
2507             }
2508             module_list_append(&service->modules, module);
2509         }
2510     }
2511     saxdb_present = 1;
2512     return 0;
2513 }
2514
2515 static void
2516 create_default_binds(int rebind) {
2517     /* Which services should import which modules by default? */
2518     struct {
2519         const char *svcname;
2520         /* C is lame and requires a fixed size for this array.
2521          * Be sure you NULL-terminate each array and increment the
2522          * size here if you add more default modules to any
2523          * service. */
2524         const char *modnames[8];
2525     } def_binds[] = {
2526         { "ChanServ", { "ChanServ", NULL } },
2527         { "Global", { "Global", NULL } },
2528         { "NickServ", { "NickServ", NULL } },
2529         { "OpServ", { "OpServ", "modcmd", "sendmail", "saxdb", "proxycheck", NULL } },
2530         { "SpamServ", { "SpamServ", NULL } },
2531         { NULL, { NULL } }
2532     };
2533     unsigned int ii, jj;
2534     char buf[128], *nick;
2535     struct service *service;
2536     struct module *module;
2537
2538     for (ii = 0; def_binds[ii].svcname; ++ii) {
2539         sprintf(buf, "services/%s/nick", def_binds[ii].svcname);
2540         if (!(nick = conf_get_data(buf, RECDB_QSTRING)))
2541             continue;
2542         if (!(service = service_find(nick)))
2543             continue;
2544         if (dict_size(service->commands) > 0 && !rebind)
2545             continue;
2546
2547         /* Bind the default modules for this service to it */
2548         for (jj = 0; def_binds[ii].modnames[jj]; ++jj) {
2549             if (!(module = module_find(def_binds[ii].modnames[jj])))
2550                 continue;
2551             service_bind_module(service, module);
2552         }
2553
2554         /* Bind the help and version commands to this service */
2555         service_bind_modcmd(service, help_command, help_command->name);
2556         service_bind_modcmd(service, version_command, version_command->name);
2557         service_bind_modcmd(service, credits_command, credits_command->name);
2558
2559         /* Now some silly hax.. (aliases that most people want) */
2560         if (!irccasecmp(def_binds[ii].svcname, "ChanServ")) {
2561             service_make_alias(service, "addowner", "*chanserv.adduser", "$1", "owner", "$2", NULL);
2562             service_make_alias(service, "addcoowner", "*chanserv.adduser", "$1", "coowner", "$2", NULL);
2563             service_make_alias(service, "addco", "*chanserv.adduser", "$1", "coowner", "$2", NULL);
2564             service_make_alias(service, "addmanager", "*chanserv.adduser", "$1", "manager", "$2", NULL);
2565             service_make_alias(service, "addop", "*chanserv.adduser", "$1", "op", "$2", NULL);
2566             service_make_alias(service, "addhop", "*chanserv.adduser", "$1", "halfop", "$2", NULL);
2567             service_make_alias(service, "addpeon", "*chanserv.adduser", "$1", "peon", "$2", NULL);
2568             service_make_alias(service, "addpal", "*chanserv.adduser", "$1", "pal", "$2", NULL);
2569             service_make_alias(service, "delowner", "*chanserv.deluser", "owner", "$1", NULL);
2570             service_make_alias(service, "delcoowner", "*chanserv.deluser", "coowner", "$1", NULL);
2571             service_make_alias(service, "delmanager", "*chanserv.deluser", "manager", "$1", NULL);
2572             service_make_alias(service, "delop", "*chanserv.deluser", "op", "$1", NULL);
2573             service_make_alias(service, "delpeon", "*chanserv.deluser", "peon", "$1", NULL);
2574             service_make_alias(service, "delpal", "*chanserv.deluser", "pal", "$1", NULL);
2575             service_make_alias(service, "llist", "*chanserv.lamers", "$1",  NULL);
2576             service_make_alias(service, "command", "*modcmd.command", NULL);
2577             service_make_alias(service, "god", "*modcmd.god", NULL);
2578         } else if (!irccasecmp(def_binds[ii].svcname, "OpServ")) {
2579             struct svccmd *svccmd;
2580             svccmd = service_make_alias(service, "stats", "*modcmd.joiner", NULL);
2581             svccmd->min_opserv_level = 101;
2582             svccmd = service_make_alias(service, "service", "*modcmd.joiner", NULL);
2583             svccmd->min_opserv_level = 900;
2584             svccmd = service_make_alias(service, "routing", "*modcmd.joiner", NULL);
2585             svccmd->min_opserv_level = 100;
2586         }
2587     }
2588 }
2589
2590 static void
2591 import_aliases_db() {
2592     struct dict *db;
2593     dict_iterator_t it, it2;
2594     struct record_data *rd, *rd2;
2595     struct service *service;
2596     struct module *module;
2597
2598     if (!(db = parse_database("aliases.db")))
2599         return;
2600     for (it = dict_first(db); it; it = iter_next(it)) {
2601         service = service_find(iter_key(it));
2602         if (!service)
2603             continue;
2604         module = module_find(service->bot->nick);
2605         rd = iter_data(it);
2606         if (rd->type != RECDB_OBJECT)
2607             continue;
2608         for (it2 = dict_first(rd->d.object); it2; it2 = iter_next(it2)) {
2609             struct modcmd *command;
2610             rd2 = iter_data(it2);
2611             if (rd2->type != RECDB_QSTRING)
2612                 continue;
2613             command = dict_find(module->commands, rd2->d.qstring, NULL);
2614             if (!command)
2615                 continue;
2616             service_bind_modcmd(service, command, iter_key(it2));
2617         }
2618     }
2619 }
2620
2621 void
2622 modcmd_finalize(void) {
2623     dict_iterator_t it;
2624
2625     /* Check databases. */
2626     saxdb_register("modcmd", modcmd_saxdb_read, modcmd_saxdb_write);
2627     create_default_binds(0);
2628     if (!saxdb_present)
2629         import_aliases_db();
2630
2631     /* Register services for their triggers. */
2632     for (it = dict_first(services); it; it = iter_next(it)) {
2633         struct service *svc = iter_data(it);
2634         if (svc->trigger)
2635             reg_chanmsg_func(svc->trigger, svc->bot, modcmd_chanmsg, NULL);
2636     }
2637
2638     /* Resolve command rule-templates. */
2639     while (pending_templates) {
2640         struct pending_template *ptempl = pending_templates;
2641         struct svccmd *svccmd;
2642
2643         pending_templates = ptempl->next;
2644         /* Only overwrite the current template if we have a valid template. */
2645         if (!strcmp(ptempl->base, "*")) {
2646             /* Do nothing. */
2647         } else if ((svccmd = svccmd_resolve_name(ptempl->cmd, ptempl->base))) {
2648             svccmd_copy_rules(ptempl->cmd, svccmd);
2649         } else {
2650             assert(ptempl->cmd->parent);
2651             log_module(MAIN_LOG, LOG_ERROR, "Unable to resolve template name %s for command %s in service %s.", ptempl->base, ptempl->cmd->name, ptempl->cmd->parent->bot->nick);
2652         }
2653         free(ptempl->base);
2654         free(ptempl);
2655     }
2656 }