| 1 |
/** |
| 2 |
* flags.C: This file contains code for the ChanServ FLAGS functions. |
| 3 |
* |
| 4 |
* Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team |
| 5 |
* Rights to this code are as documented in COPYING. |
| 6 |
* |
| 7 |
* |
| 8 |
* Portions of this file were derived from sources bearing the following license: |
| 9 |
* Copyright © 2005-2007 William Pitcock, et al. |
| 10 |
* Rights to this code are as documented in doc/pod/license.pod. |
| 11 |
* |
| 12 |
* $Id: flags.C,v 1.9 2007-09-16 18:54:42 pippijn Exp $ |
| 13 |
*/ |
| 14 |
|
| 15 |
#include "atheme.h" |
| 16 |
#include <util/time.h> |
| 17 |
#include <util/time.h> |
| 18 |
#include <ermyth/module.h> |
| 19 |
#include <account/mychan.h> |
| 20 |
#include <account/myuser.h> |
| 21 |
#include <account/chanacs.h> |
| 22 |
#include "template.h" |
| 23 |
|
| 24 |
static char const rcsid[] = "$Id: flags.C,v 1.9 2007-09-16 18:54:42 pippijn Exp $"; |
| 25 |
|
| 26 |
REGISTER_MODULE ("chanserv/flags", false, "The Ermyth Team <http://ermyth.xinutec.org>"); |
| 27 |
|
| 28 |
static void cs_cmd_flags (sourceinfo_t *si, int parc, char *parv[]); |
| 29 |
|
| 30 |
command_t const cs_flags = { "FLAGS", N_("Manipulates specific permissions on a channel."), AC_NONE, 3, cs_cmd_flags }; |
| 31 |
|
| 32 |
E cmdvec cs_cmdtree; |
| 33 |
E helpvec cs_helptree; |
| 34 |
|
| 35 |
bool |
| 36 |
_modinit (module *m) |
| 37 |
{ |
| 38 |
cs_cmdtree << cs_flags; |
| 39 |
help_addentry (cs_helptree, "FLAGS", "help/chanserv/flags", NULL); |
| 40 |
|
| 41 |
return true; |
| 42 |
} |
| 43 |
|
| 44 |
void |
| 45 |
_moddeinit () |
| 46 |
{ |
| 47 |
cs_cmdtree >> cs_flags; |
| 48 |
help_delentry (cs_helptree, "FLAGS"); |
| 49 |
} |
| 50 |
|
| 51 |
static char const * const |
| 52 |
get_template_name (mychan_t *mc, unsigned int level) |
| 53 |
{ |
| 54 |
metadata *md; |
| 55 |
char const *p, *q, *r; |
| 56 |
char *s; |
| 57 |
char ss[40]; |
| 58 |
static char flagname[400]; |
| 59 |
|
| 60 |
md = mc->find_metadata ("private:templates"); |
| 61 |
if (md != NULL) |
| 62 |
{ |
| 63 |
p = md->value; |
| 64 |
while (p != NULL) |
| 65 |
{ |
| 66 |
while (*p == ' ') |
| 67 |
p++; |
| 68 |
q = strchr (p, '='); |
| 69 |
if (q == NULL) |
| 70 |
break; |
| 71 |
r = strchr (q, ' '); |
| 72 |
if (r != NULL && r < q) |
| 73 |
break; |
| 74 |
strlcpy (ss, q, sizeof ss); |
| 75 |
if (r != NULL && r - q < (int) (sizeof ss - 1)) |
| 76 |
{ |
| 77 |
ss[r - q] = '\0'; |
| 78 |
} |
| 79 |
if (level == flags_to_bitmask (ss, chanacs_flags, 0)) |
| 80 |
{ |
| 81 |
strlcpy (flagname, p, sizeof flagname); |
| 82 |
s = strchr (flagname, '='); |
| 83 |
if (s != NULL) |
| 84 |
*s = '\0'; |
| 85 |
return flagname; |
| 86 |
} |
| 87 |
p = r; |
| 88 |
} |
| 89 |
} |
| 90 |
if (level == chansvs.ca_sop) |
| 91 |
return "SOP"; |
| 92 |
if (level == chansvs.ca_aop) |
| 93 |
return "AOP"; |
| 94 |
/* if vop==hop, prefer vop */ |
| 95 |
if (level == chansvs.ca_vop) |
| 96 |
return "VOP"; |
| 97 |
if (level == chansvs.ca_hop) |
| 98 |
return "HOP"; |
| 99 |
return NULL; |
| 100 |
} |
| 101 |
|
| 102 |
/* FLAGS <channel> [user] [flags] */ |
| 103 |
static void |
| 104 |
cs_cmd_flags (sourceinfo_t *si, int parc, char *parv[]) |
| 105 |
{ |
| 106 |
chanacs_t *ca; |
| 107 |
node_t *n; |
| 108 |
int operoverride = 0; |
| 109 |
char *channel = parv[0]; |
| 110 |
char *target = parv[1]; |
| 111 |
char const *str1; |
| 112 |
char const *str2; |
| 113 |
unsigned int addflags, removeflags, restrictflags; |
| 114 |
|
| 115 |
if (parc < 1) |
| 116 |
{ |
| 117 |
command_fail (si, fault::needmoreparams, STR_INSUFFICIENT_PARAMS, "FLAGS"); |
| 118 |
command_fail (si, fault::needmoreparams, _("Syntax: FLAGS <channel> [target] [flags]")); |
| 119 |
return; |
| 120 |
} |
| 121 |
|
| 122 |
if (!target) |
| 123 |
{ |
| 124 |
mychan_t *mc = mychan_t::find (channel); |
| 125 |
unsigned int i = 1; |
| 126 |
|
| 127 |
if (!mc) |
| 128 |
{ |
| 129 |
command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), channel); |
| 130 |
return; |
| 131 |
} |
| 132 |
|
| 133 |
if (!chanacs_source_has_flag (mc, si, CA_ACLVIEW)) |
| 134 |
{ |
| 135 |
if (has_priv (si, PRIV_CHAN_AUSPEX)) |
| 136 |
operoverride = 1; |
| 137 |
else |
| 138 |
{ |
| 139 |
command_fail (si, fault::noprivs, _("You are not authorized to perform this operation.")); |
| 140 |
return; |
| 141 |
} |
| 142 |
} |
| 143 |
|
| 144 |
if (mc->find_metadata ("private:close:closer") && !has_priv (si, PRIV_CHAN_AUSPEX)) |
| 145 |
{ |
| 146 |
command_fail (si, fault::noprivs, _("\2%s\2 is closed."), channel); |
| 147 |
return; |
| 148 |
} |
| 149 |
|
| 150 |
command_success_nodata (si, _("Entry Nickname/Host Flags")); |
| 151 |
command_success_nodata (si, "----- ---------------------- -----"); |
| 152 |
|
| 153 |
LIST_FOREACH (n, mc->chanacs.head) |
| 154 |
{ |
| 155 |
ca = static_cast<chanacs_t *> (n->data); |
| 156 |
str1 = get_template_name (mc, ca->level); |
| 157 |
str2 = ca->ts ? time_ago (ca->ts) : "?"; |
| 158 |
if (str1 != NULL) |
| 159 |
command_success_nodata (si, _("%-5d %-22s %s (%s) [modified %s ago]"), i, ca->myuser ? ca->myuser->name : ca->host, bitmask_to_flags (ca->level, chanacs_flags), str1, str2); |
| 160 |
else |
| 161 |
command_success_nodata (si, _("%-5d %-22s %s [modified %s ago]"), i, ca->myuser ? ca->myuser->name : ca->host, bitmask_to_flags (ca->level, chanacs_flags), str2); |
| 162 |
i++; |
| 163 |
} |
| 164 |
|
| 165 |
command_success_nodata (si, "----- ---------------------- -----"); |
| 166 |
command_success_nodata (si, _("End of \2%s\2 FLAGS listing."), channel); |
| 167 |
if (operoverride) |
| 168 |
logcommand (si, CMDLOG_ADMIN, "%s FLAGS (oper override)", mc->name); |
| 169 |
else |
| 170 |
logcommand (si, CMDLOG_GET, "%s FLAGS", mc->name); |
| 171 |
} |
| 172 |
else |
| 173 |
{ |
| 174 |
mychan_t *mc = mychan_t::find (channel); |
| 175 |
myuser_t *tmu; |
| 176 |
char *flagstr = parv[2]; |
| 177 |
|
| 178 |
if (!si->smu) |
| 179 |
{ |
| 180 |
command_fail (si, fault::noprivs, _("You are not logged in.")); |
| 181 |
return; |
| 182 |
} |
| 183 |
|
| 184 |
if (!mc) |
| 185 |
{ |
| 186 |
command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), channel); |
| 187 |
return; |
| 188 |
} |
| 189 |
|
| 190 |
if (mc->find_metadata ("private:close:closer")) |
| 191 |
{ |
| 192 |
command_fail (si, fault::noprivs, _("\2%s\2 is closed."), channel); |
| 193 |
return; |
| 194 |
} |
| 195 |
|
| 196 |
if (!target) |
| 197 |
{ |
| 198 |
command_fail (si, fault::needmoreparams, _("Usage: FLAGS %s [target] [flags]"), channel); |
| 199 |
return; |
| 200 |
} |
| 201 |
|
| 202 |
if (!flagstr) |
| 203 |
{ |
| 204 |
if (!chanacs_source_has_flag (mc, si, CA_ACLVIEW)) |
| 205 |
{ |
| 206 |
command_fail (si, fault::noprivs, _("You are not authorized to execute this command.")); |
| 207 |
return; |
| 208 |
} |
| 209 |
if (validhostmask (target)) |
| 210 |
ca = chanacs_find_host_literal (mc, target, 0); |
| 211 |
else |
| 212 |
{ |
| 213 |
if (!(tmu = myuser_t::find_ext (target))) |
| 214 |
{ |
| 215 |
command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), target); |
| 216 |
return; |
| 217 |
} |
| 218 |
target = tmu->name; |
| 219 |
ca = chanacs_find (mc, tmu, 0); |
| 220 |
} |
| 221 |
if (ca != NULL) |
| 222 |
{ |
| 223 |
str1 = bitmask_to_flags2 (ca->level, 0, chanacs_flags); |
| 224 |
command_success_string (si, str1, _("Flags for \2%s\2 in \2%s\2 are \2%s\2."), target, channel, str1); |
| 225 |
} |
| 226 |
else |
| 227 |
command_success_string (si, "", _("No flags for \2%s\2 in \2%s\2."), target, channel); |
| 228 |
logcommand (si, CMDLOG_GET, "%s FLAGS %s", mc->name, target); |
| 229 |
return; |
| 230 |
} |
| 231 |
|
| 232 |
/* founder may always set flags -- jilles */ |
| 233 |
restrictflags = chanacs_source_flags (mc, si); |
| 234 |
if (restrictflags & CA_FOUNDER) |
| 235 |
restrictflags = ca_all; |
| 236 |
else |
| 237 |
{ |
| 238 |
if (!(restrictflags & CA_FLAGS)) |
| 239 |
{ |
| 240 |
/* allow a user to remove their own access |
| 241 |
* even without +f */ |
| 242 |
if (restrictflags & CA_AKICK || si->smu == NULL || irccasecmp (target, si->smu->name) || strcmp (flagstr, "-*")) |
| 243 |
{ |
| 244 |
command_fail (si, fault::noprivs, _("You are not authorized to execute this command.")); |
| 245 |
return; |
| 246 |
} |
| 247 |
} |
| 248 |
restrictflags = allow_flags (restrictflags); |
| 249 |
} |
| 250 |
|
| 251 |
if (*flagstr == '+' || *flagstr == '-' || *flagstr == '=') |
| 252 |
{ |
| 253 |
flags_make_bitmasks (flagstr, chanacs_flags, &addflags, &removeflags); |
| 254 |
if (addflags == 0 && removeflags == 0) |
| 255 |
{ |
| 256 |
command_fail (si, fault::badparams, _("No valid flags given, use /%s%s HELP FLAGS for a list"), ircd->uses_rcommand ? "" : "msg ", chansvs.disp); |
| 257 |
return; |
| 258 |
} |
| 259 |
} |
| 260 |
else |
| 261 |
{ |
| 262 |
addflags = get_template_flags (mc, flagstr); |
| 263 |
if (addflags == 0) |
| 264 |
{ |
| 265 |
/* Hack -- jilles */ |
| 266 |
if (*target == '+' || *target == '-' || *target == '=') |
| 267 |
command_fail (si, fault::badparams, _("Usage: FLAGS %s [target] [flags]"), mc->name); |
| 268 |
else |
| 269 |
command_fail (si, fault::badparams, _("Invalid template name given, use /%s%s TEMPLATE %s for a list"), ircd->uses_rcommand ? "" : "msg ", chansvs.disp, mc->name); |
| 270 |
return; |
| 271 |
} |
| 272 |
removeflags = ca_all & ~addflags; |
| 273 |
} |
| 274 |
|
| 275 |
if (!validhostmask (target)) |
| 276 |
{ |
| 277 |
if (!(tmu = myuser_t::find_ext (target))) |
| 278 |
{ |
| 279 |
command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), target); |
| 280 |
return; |
| 281 |
} |
| 282 |
target = tmu->name; |
| 283 |
|
| 284 |
ca = chanacs_open (mc, tmu, NULL, true); |
| 285 |
|
| 286 |
if (ca->level & CA_FOUNDER && removeflags & CA_FLAGS && !(removeflags & CA_FOUNDER)) |
| 287 |
{ |
| 288 |
command_fail (si, fault::noprivs, _("You may not remove a founder's +f access.")); |
| 289 |
return; |
| 290 |
} |
| 291 |
if (ca->level & CA_FOUNDER && removeflags & CA_FOUNDER && mc->num_founders () == 1) |
| 292 |
{ |
| 293 |
command_fail (si, fault::noprivs, _("You may not remove the last founder.")); |
| 294 |
return; |
| 295 |
} |
| 296 |
if (!(ca->level & CA_FOUNDER) && addflags & CA_FOUNDER) |
| 297 |
{ |
| 298 |
if (mc->num_founders () >= chansvs.maxfounders) |
| 299 |
{ |
| 300 |
command_fail (si, fault::noprivs, _("Only %d founders allowed per channel."), chansvs.maxfounders); |
| 301 |
chanacs_close (ca); |
| 302 |
return; |
| 303 |
} |
| 304 |
if ((tmu->num_channels () >= me.maxchans) && !has_priv_myuser (tmu, PRIV_REG_NOLIMIT)) |
| 305 |
{ |
| 306 |
command_fail (si, fault::toomany, _("\2%s\2 has too many channels registered."), tmu->name); |
| 307 |
return; |
| 308 |
} |
| 309 |
} |
| 310 |
if (addflags & CA_FOUNDER) |
| 311 |
addflags |= CA_FLAGS, removeflags &= ~CA_FLAGS; |
| 312 |
|
| 313 |
/* If NEVEROP is set, don't allow adding new entries |
| 314 |
* except sole +b. Adding flags if the current level |
| 315 |
* is +b counts as adding an entry. |
| 316 |
* -- jilles */ |
| 317 |
if (tmu->flags & MU_NEVEROP && addflags != CA_AKICK && addflags != 0 && (ca->level == 0 || ca->level == CA_AKICK)) |
| 318 |
{ |
| 319 |
command_fail (si, fault::noprivs, _("\2%s\2 does not wish to be added to access lists (NEVEROP set)."), tmu->name); |
| 320 |
chanacs_close (ca); |
| 321 |
return; |
| 322 |
} |
| 323 |
|
| 324 |
if (ca->level == 0 && chanacs_is_table_full (ca)) |
| 325 |
{ |
| 326 |
command_fail (si, fault::toomany, _("Channel %s access list is full."), mc->name); |
| 327 |
chanacs_close (ca); |
| 328 |
return; |
| 329 |
} |
| 330 |
|
| 331 |
if (!chanacs_modify (ca, &addflags, &removeflags, restrictflags)) |
| 332 |
{ |
| 333 |
command_fail (si, fault::noprivs, _("You are not allowed to set \2%s\2 on \2%s\2 in \2%s\2."), bitmask_to_flags2 (addflags, removeflags, chanacs_flags), tmu->name, mc->name); |
| 334 |
chanacs_close (ca); |
| 335 |
return; |
| 336 |
} |
| 337 |
chanacs_close (ca); |
| 338 |
} |
| 339 |
else |
| 340 |
{ |
| 341 |
if (addflags & CA_FOUNDER) |
| 342 |
{ |
| 343 |
command_fail (si, fault::badparams, _("You may not set founder status on a hostmask.")); |
| 344 |
return; |
| 345 |
} |
| 346 |
ca = chanacs_open (mc, NULL, target, true); |
| 347 |
if (ca->level == 0 && chanacs_is_table_full (ca)) |
| 348 |
{ |
| 349 |
command_fail (si, fault::toomany, _("Channel %s access list is full."), mc->name); |
| 350 |
chanacs_close (ca); |
| 351 |
return; |
| 352 |
} |
| 353 |
if (!chanacs_modify (ca, &addflags, &removeflags, restrictflags)) |
| 354 |
{ |
| 355 |
command_fail (si, fault::noprivs, _("You are not allowed to set \2%s\2 on \2%s\2 in \2%s\2."), bitmask_to_flags2 (addflags, removeflags, chanacs_flags), target, mc->name); |
| 356 |
chanacs_close (ca); |
| 357 |
return; |
| 358 |
} |
| 359 |
chanacs_close (ca); |
| 360 |
} |
| 361 |
|
| 362 |
if ((addflags | removeflags) == 0) |
| 363 |
{ |
| 364 |
command_fail (si, fault::nochange, _("Channel access to \2%s\2 for \2%s\2 unchanged."), channel, target); |
| 365 |
return; |
| 366 |
} |
| 367 |
flagstr = bitmask_to_flags2 (addflags, removeflags, chanacs_flags); |
| 368 |
command_success_nodata (si, _("Flags \2%s\2 were set on \2%s\2 in \2%s\2."), flagstr, target, channel); |
| 369 |
logcommand (si, CMDLOG_SET, "%s FLAGS %s %s", mc->name, target, flagstr); |
| 370 |
verbose (mc, "\2%s\2 set flags \2%s\2 on \2%s\2.", get_source_name (si), flagstr, target); |
| 371 |
} |
| 372 |
} |
| 373 |
|
| 374 |
/* vim:cinoptions=>s,e0,n0,f0,{0,}0,^0,=s,ps,t0,c3,+s,(2s,us,)20,*30,gs,hs |
| 375 |
* vim:ts=8 |
| 376 |
* vim:sw=8 |
| 377 |
* vim:noexpandtab |
| 378 |
*/ |
