MG Mud User | 88f1247 | 2016-06-24 23:31:02 +0200 | [diff] [blame^] | 1 | // channeld.c |
| 2 | // |
| 3 | // $Id: channeld.c 9138 2015-02-03 21:46:56Z Zesstra $ |
| 4 | // |
| 5 | |
| 6 | #pragma strong_types |
| 7 | #pragma no_shadow // keine Shadowing... |
| 8 | #pragma no_clone |
| 9 | #pragma no_inherit |
| 10 | #pragma save_types |
| 11 | |
| 12 | #include <sys_debug.h> |
| 13 | #include <lpctypes.h> |
| 14 | #include <wizlevels.h> |
| 15 | |
| 16 | #include <properties.h> |
| 17 | #include <config.h> |
| 18 | #include <language.h> |
| 19 | |
| 20 | #define NEED_PROTOTYPES |
| 21 | #include "channel.h" |
| 22 | |
| 23 | #define CMNAME "<MasteR>" |
| 24 | #define CHANNEL_SAVE "/p/daemon/save/channeld" |
| 25 | |
| 26 | #define MEMORY "/secure/memory" |
| 27 | |
| 28 | // channels - contains the simple channel information |
| 29 | // ([ channelname : ({ I_MEMBER, I_ACCESS, I_INFO, I_MASTER })...]) |
| 30 | private nosave mapping lowerch; |
| 31 | private nosave mapping channels; |
| 32 | private nosave mapping channelH; |
| 33 | private nosave mapping stats; |
| 34 | |
| 35 | private mapping channelC; |
| 36 | private mapping channelB; |
| 37 | |
| 38 | private int save_me_soon; |
| 39 | |
| 40 | // BEGIN OF THE CHANNEL MASTER ADMINISTRATIVE PART |
| 41 | |
| 42 | #define RECV 0 |
| 43 | #define SEND 1 |
| 44 | #define FLAG 2 |
| 45 | |
| 46 | // Channel flags |
| 47 | // Levelbeschraenkungen gegen Magierlevel (query_wiz_level) pruefen, nicht |
| 48 | // P_LEVEL. |
| 49 | #define F_WIZARD 1 |
| 50 | // Keine Gaeste. ;-) |
| 51 | #define F_NOGUEST 2 |
| 52 | |
| 53 | private nosave mapping admin = m_allocate(0, 3); |
| 54 | |
| 55 | int check(string ch, object pl, string cmd) |
| 56 | { |
| 57 | int level; |
| 58 | |
| 59 | if((admin[ch, FLAG] & F_NOGUEST) && pl->QueryGuest()) return 0; |
| 60 | |
| 61 | if((admin[ch, FLAG] & F_WIZARD) && query_wiz_level(pl) < SEER_LVL) return 0; |
| 62 | level = (admin[ch, FLAG] & F_WIZARD |
| 63 | ? query_wiz_level(pl) |
| 64 | : pl->QueryProp(P_LEVEL)); |
| 65 | |
| 66 | switch(cmd) |
| 67 | { |
| 68 | case C_FIND: |
| 69 | case C_LIST: |
| 70 | case C_JOIN: |
| 71 | if(admin[ch, RECV] == -1) return 0; |
| 72 | if(admin[ch, RECV] <= level) return 1; |
| 73 | break; |
| 74 | case C_SEND: |
| 75 | if(admin[ch, SEND] == -1) return 0; |
| 76 | if(admin[ch, SEND] <= level) return 1; |
| 77 | break; |
| 78 | case C_LEAVE: |
| 79 | return 1; |
| 80 | default: break; |
| 81 | } |
| 82 | return(0); |
| 83 | } |
| 84 | |
| 85 | private int CountUser(mapping l) |
| 86 | { |
| 87 | mapping n; |
| 88 | n = ([]); |
| 89 | walk_mapping(l, lambda(({'i/*'*/, 'a/*'*/, 'n/*'*/}), |
| 90 | ({#'+=/*'*/, 'n/*'*/, |
| 91 | ({#'mkmapping/*'*/, |
| 92 | ({#'[/*'*/, 'a/*'*/, 0})})})), |
| 93 | &n); |
| 94 | return sizeof(n); |
| 95 | } |
| 96 | |
| 97 | private void banned(string n, mixed cmds, string res) |
| 98 | { |
| 99 | res += sprintf("%s [%s], ", capitalize(n), implode(cmds, ",")); |
| 100 | } |
| 101 | |
| 102 | private mapping Tcmd = ([]); |
| 103 | #define TIMEOUT (time() - 60) |
| 104 | |
| 105 | void ChannelMessage(mixed msg) |
| 106 | { |
| 107 | string ret, mesg; |
| 108 | mixed lag; |
| 109 | int max, rekord; |
| 110 | string tmp; |
| 111 | if(msg[1] == this_object() || !stringp(msg[2]) || |
| 112 | msg[0] != CMNAME || previous_object() != this_object()) return; |
| 113 | |
| 114 | |
| 115 | mesg = lower_case(msg[2]); |
| 116 | |
| 117 | if(!strstr("hilfe", mesg) && sizeof(mesg) <= 5) |
| 118 | ret = "Folgende Kommandos gibt es: hilfe, lag, up[time], statistik, bann"; |
| 119 | else |
| 120 | if(!strstr("lag", mesg) && sizeof(mesg) <= 3) |
| 121 | { |
| 122 | if(Tcmd["lag"] > TIMEOUT) return; |
| 123 | Tcmd["lag"] = time(); |
| 124 | lag = "/p/daemon/lag-o-daemon"->read_ext_lag_data(); |
| 125 | ret = sprintf("Lag: %.1f%%/60, %.1f%%/15, %.1f%%/5, %.1f%%/1, " |
| 126 | "%.1f%%/20s, %.1f%%/2s", |
| 127 | lag[5], lag[4], lag[3], lag[2], lag[1], lag[0]); |
| 128 | call_out(#'send/*'*/, 2, CMNAME, this_object(), ret); |
| 129 | ret = query_load_average(); |
| 130 | } else |
| 131 | if(!strstr("uptime", mesg) && sizeof(mesg) <= 6) |
| 132 | { |
| 133 | if(Tcmd["uptime"] > TIMEOUT) return; |
| 134 | Tcmd["uptime"] = time(); |
| 135 | if(file_size("/etc/maxusers") <= 0) { |
| 136 | ret = "Diese Information liegt nicht vor."; |
| 137 | } else { |
| 138 | sscanf(read_file("/etc/maxusers"), "%d %s", max, tmp); |
| 139 | sscanf(read_file("/etc/maxusers.ever"), "%d %s", rekord, tmp); |
| 140 | ret = sprintf("Das MUD laeuft jetzt %s. Es sind momentan %d Spieler " |
| 141 | "eingeloggt; das Maximum lag heute bei %d und der Rekord " |
| 142 | "bisher ist %d.", uptime(), sizeof(users()), max, rekord); |
| 143 | } |
| 144 | } else |
| 145 | if(!strstr("statistik", mesg) && sizeof(mesg) <= 9) |
| 146 | { |
| 147 | if(Tcmd["statistik"] > TIMEOUT) return; |
| 148 | Tcmd["statistik"] = time(); |
| 149 | ret = sprintf( |
| 150 | "Im Moment sind insgesamt %d Ebenen mit %d Teilnehmern aktiv.\n" |
| 151 | "Der %s wurde das letzte mal am %s von %s neu gestartet.\n" |
| 152 | "Seitdem wurden %d Ebenen neu erzeugt und %d zerstoert.\n", |
| 153 | sizeof(channels), CountUser(channels), CMNAME, |
| 154 | dtime(stats["time"]), stats["boot"], stats["new"], stats["dispose"]); |
| 155 | } else |
| 156 | if(!strstr(mesg, "bann")) |
| 157 | { |
| 158 | string pl, cmd; |
| 159 | if(mesg == "bann") |
| 160 | if(sizeof(channelB)) |
| 161 | { |
| 162 | ret = ""; |
| 163 | walk_mapping(channelB, #'banned/*'*/, &ret); |
| 164 | ret = "Fuer folgende Spieler besteht ein Bann: " + ret; |
| 165 | } else ret = "Zur Zeit ist kein Bann aktiv."; |
| 166 | else |
| 167 | { |
| 168 | if(sscanf(mesg, "bann %s %s", pl, cmd) == 2 && |
| 169 | IS_DEPUTY(msg[1])) |
| 170 | { |
| 171 | # define CMDS ({C_FIND, C_LIST, C_JOIN, C_LEAVE, C_SEND, C_NEW}) |
| 172 | pl = lower_case(pl); cmd = lower_case(cmd); |
| 173 | if(member(CMDS, cmd) != -1) |
| 174 | { |
| 175 | if(!pointerp(channelB[pl])) |
| 176 | channelB[pl] = ({}); |
| 177 | if(member(channelB[pl], cmd) != -1) |
| 178 | channelB[pl] -= ({ cmd }); |
| 179 | else |
| 180 | channelB[pl] += ({ cmd }); |
| 181 | ret = "Fuer '"+capitalize(pl)+"' besteht " |
| 182 | + (sizeof(channelB[pl]) ? |
| 183 | "folgender Bann: "+implode(channelB[pl], ", ") : |
| 184 | "kein Bann mehr."); |
| 185 | if(!sizeof(channelB[pl])) |
| 186 | channelB = m_copy_delete(channelB, pl); |
| 187 | save_object(CHANNEL_SAVE); |
| 188 | } |
| 189 | else ret = "Das Kommando '"+cmd+"' ist unbekannt. Erlaubte Kommandos: " |
| 190 | + implode(CMDS, ", "); |
| 191 | } |
| 192 | else |
| 193 | { |
| 194 | if(!IS_ARCH(msg[1])) return; |
| 195 | else ret = "Syntax: bann <name> <kommando>"; |
| 196 | } |
| 197 | } |
| 198 | } |
| 199 | else if(mesg == "lust") |
| 200 | { |
| 201 | mixed t, up; |
| 202 | if(Tcmd["lag"] > TIMEOUT || |
| 203 | Tcmd["statistik"] > TIMEOUT || |
| 204 | Tcmd["uptime"] > TIMEOUT) return; |
| 205 | Tcmd["lag"] = time(); |
| 206 | Tcmd["statistik"] = time(); |
| 207 | Tcmd["uptime"] = time(); |
| 208 | lag = "/p/daemon/lag-o-daemon"->read_lag_data(); |
| 209 | |
| 210 | sscanf(read_file("/etc/maxusers"), "%d %s", max, tmp); |
| 211 | sscanf(read_file("/etc/maxusers.ever"), "%d %s", rekord, tmp); |
| 212 | |
| 213 | t=time()-last_reboot_time(); |
| 214 | up=""; |
| 215 | if(t >= 86400) |
| 216 | up += sprintf("%dT", t/86400); |
| 217 | if(t >= 3600) |
| 218 | up += sprintf("%dh", (t=t%86400)/3600); |
| 219 | if(t > 60) |
| 220 | up += sprintf("%dm", (t=t%3600)/60); |
| 221 | up += sprintf("%ds", t%60); |
| 222 | |
| 223 | ret = sprintf("%.1f%%/15 %.1f%%/1 %s %d:%d:%d E:%d T:%d", |
| 224 | lag[1], lag[2], up, sizeof(users()), max, rekord, |
| 225 | sizeof(channels), CountUser(channels)); |
| 226 | } else return; |
| 227 | |
| 228 | call_out(#'send/*'*/, 2, CMNAME, this_object(), ret); |
| 229 | } |
| 230 | |
| 231 | // setup() -- set up a channel and register it |
| 232 | // arguments are stored in the following order: |
| 233 | // ({ channel name, |
| 234 | // receive level, send level, |
| 235 | // flags, |
| 236 | // description, |
| 237 | // master obj |
| 238 | // }) |
| 239 | private void setup(mixed c) |
| 240 | { |
| 241 | closure cl; |
| 242 | object m; |
| 243 | string d; |
| 244 | d = "- Keine Beschreibung -"; |
| 245 | m = this_object(); |
| 246 | if(sizeof(c) && sizeof(c[0]) > 1 && c[0][0] == '\\') |
| 247 | c[0] = c[0][1..]; |
| 248 | |
| 249 | switch(sizeof(c)) |
| 250 | { |
| 251 | case 6: |
| 252 | if(!stringp(c[5]) || !sizeof(c[5]) |
| 253 | || (catch(m=load_object(c[5]);publish) || !objectp(m) )) |
| 254 | m = this_object(); |
| 255 | case 5: d = stringp(c[4]) || closurep(c[4]) ? c[4] : d; |
| 256 | case 4: admin[c[0], FLAG] = to_int(c[3]); |
| 257 | case 3: admin[c[0], SEND] = to_int(c[2]); |
| 258 | case 2: admin[c[0], RECV] = to_int(c[1]); |
| 259 | break; |
| 260 | case 0: |
| 261 | default: |
| 262 | return; |
| 263 | } |
| 264 | switch(new(c[0], m, d)) |
| 265 | { |
| 266 | case E_ACCESS_DENIED: |
| 267 | log_file("CHANNEL", sprintf("[%s] %s: %O: error, access denied\n", |
| 268 | dtime(time()), c[0], m)); |
| 269 | break; |
| 270 | default: |
| 271 | break; |
| 272 | } |
| 273 | return; |
| 274 | } |
| 275 | |
| 276 | void initialize() |
| 277 | { |
| 278 | mixed tmp; |
| 279 | tmp = read_file(object_name(this_object())+".init"); |
| 280 | tmp = regexp(old_explode(tmp, "\n"), "^[^#]"); |
| 281 | tmp = map(tmp, #'regexplode/*'*/, "[^:][^:]*$|[ \\t]*:[ \\t]*"); |
| 282 | tmp = map(tmp, #'regexp/*'*/, "^[^: \\t]"); |
| 283 | map(tmp, #'setup/*'*/); |
| 284 | } |
| 285 | |
| 286 | // BEGIN OF THE CHANNEL MASTER IMPLEMENTATION |
| 287 | |
| 288 | void create() |
| 289 | { |
| 290 | seteuid(getuid()); |
| 291 | restore_object(CHANNEL_SAVE); |
| 292 | if(!channelC) channelC = ([]); |
| 293 | if(!channelB) channelB = ([]); |
| 294 | channels = ([]); |
| 295 | |
| 296 | /* Die Channel-History wird nicht nur lokal sondern auch noch im Memory |
| 297 | gespeichert, dadurch bleibt sie auch ueber ein Reload erhalten. |
| 298 | Der folgende Code versucht, den Zeiger aus dem Memory zu holen. Falls |
| 299 | das nicht moeglich ist, wird ein neuer erzeugt und gegebenenfalls im |
| 300 | Memory abgelegt. */ |
| 301 | |
| 302 | // Hab ich die noetigen Rechte im Memory? |
| 303 | if (call_other(MEMORY,"HaveRights")) { |
| 304 | // Objektpointer laden |
| 305 | channelH = (mixed) call_other(MEMORY,"Load","History"); |
| 306 | |
| 307 | // Wenns nich geklappt hat, hat der Memory noch keinen Zeiger, dann |
| 308 | if (!mappingp(channelH)){ |
| 309 | // Zeiger erzeugen |
| 310 | channelH = ([]); |
| 311 | // und in den Memory schreiben |
| 312 | call_other(MEMORY,"Save","History",channelH); |
| 313 | } |
| 314 | } else { |
| 315 | // Keine Rechte im Memory, dann wird mit einem lokalen Zeiger gearbeitet. |
| 316 | channelH = ([]); |
| 317 | } |
| 318 | |
| 319 | stats = (["time": time(), |
| 320 | "boot": capitalize(getuid(previous_object())||"<Unbekannt>")]); |
| 321 | new(CMNAME, this_object(), "Zentrale Informationen zu den Ebenen"); |
| 322 | initialize(); |
| 323 | map_objects(efun::users(), "RegisterChannels"); |
| 324 | this_object()->send(CMNAME, this_object(), |
| 325 | sprintf("%d Ebenen mit %d Teilnehmern initialisiert.", |
| 326 | sizeof(channels), |
| 327 | CountUser(channels))); |
| 328 | } |
| 329 | |
| 330 | // reset() and cache_to() - Cache Timeout, remove timed out cached channels |
| 331 | // SEE: new, send |
| 332 | private int cache_to(string key, mapping m, int t) |
| 333 | { |
| 334 | if(!pointerp(m[key]) || m[key][2] + 43200 > t) return 1; |
| 335 | return(0); |
| 336 | } |
| 337 | |
| 338 | varargs void reset(int nonstd) |
| 339 | { |
| 340 | channelC = filter_indices(channelC, #'cache_to/*'*/, channelC, time()); |
| 341 | if (save_me_soon) |
| 342 | { |
| 343 | save_me_soon=0; |
| 344 | save_object(CHANNEL_SAVE); |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | // name() - define the name of this object. |
| 349 | string name() { return CMNAME; } |
| 350 | string Name() { return CMNAME; } |
| 351 | |
| 352 | // access() - check access by looking for the right argument types and |
| 353 | // calling access closures respectively |
| 354 | // SEE: new, join, leave, send, list, users |
| 355 | // Note: <pl> is usually an object, only the master supplies a string during |
| 356 | // runtime error handling. |
| 357 | varargs private int access(mixed ch, mixed pl, string cmd, string txt) |
| 358 | { |
| 359 | mixed co, m; |
| 360 | |
| 361 | if(!stringp(ch) || !sizeof(ch = lower_case(ch)) || !channels[ch]) |
| 362 | return 0; |
| 363 | if(!channels[ch][I_ACCESS]||!previous_object(1)||!extern_call()|| |
| 364 | previous_object(1)==this_object()|| |
| 365 | (stringp(channels[ch][I_MASTER])&& |
| 366 | previous_object(1)==find_object(channels[ch][I_MASTER]))|| |
| 367 | getuid(previous_object(1)) == ROOTID) |
| 368 | return 2; |
| 369 | if(!objectp(pl) || |
| 370 | ((previous_object(1)!=pl) &&(previous_object(1)!=this_object()))) |
| 371 | return 0; |
| 372 | if(pointerp(channelB[getuid(pl)]) && |
| 373 | member(channelB[getuid(pl)], cmd) != -1) |
| 374 | return 0; |
| 375 | if(stringp(channels[ch][I_MASTER]) && |
| 376 | (!(m = find_object(channels[ch][I_MASTER])) || |
| 377 | (!to_object(channels[ch][I_ACCESS]) || |
| 378 | get_type_info(channels[ch][I_ACCESS])[1]))) |
| 379 | { |
| 380 | string err; |
| 381 | if(!objectp(m)) err = catch(load_object(channels[ch][I_MASTER]);publish); |
| 382 | if(!err && |
| 383 | ((!to_object(channels[ch][I_ACCESS]) || |
| 384 | get_type_info(channels[ch][I_ACCESS])[1]) && |
| 385 | !closurep(channels[ch][I_ACCESS] = |
| 386 | symbol_function("check", |
| 387 | find_object(channels[ch][I_MASTER]))))) |
| 388 | { |
| 389 | log_file("CHANNEL", sprintf("[%s] %O -> %O\n", |
| 390 | dtime(time()), channels[ch][I_MASTER], |
| 391 | err)); |
| 392 | channels = m_copy_delete(channels, ch); |
| 393 | return 0; |
| 394 | } |
| 395 | this_object()->join(ch, find_object(channels[ch][I_MASTER])); |
| 396 | } |
| 397 | if(closurep(channels[ch][I_ACCESS])) |
| 398 | return funcall(channels[ch][I_ACCESS], |
| 399 | channels[ch][I_NAME], pl, cmd, &txt); |
| 400 | } |
| 401 | |
| 402 | // new() - create a new channel |
| 403 | // a channel with name 'ch' is created, the player is the master |
| 404 | // info may contain a string which describes the channel or a closure |
| 405 | // to display up-to-date information, check may contain a closure |
| 406 | // called when a join/leave/send/list/users message is received |
| 407 | // SEE: access |
| 408 | |
| 409 | #define IGNORE "^/xx" |
| 410 | |
| 411 | varargs int new(string ch, object pl, mixed info) |
| 412 | { |
| 413 | mixed pls; |
| 414 | |
| 415 | if(!objectp(pl) || !stringp(ch) || !sizeof(ch) || channels[lower_case(ch)] || |
| 416 | (pl == this_object() && extern_call()) || |
| 417 | sizeof(channels) >= MAX_CHANNELS || |
| 418 | sizeof(regexp(({ object_name(pl) }), IGNORE)) || |
| 419 | (pointerp(channelB[getuid(pl)]) && |
| 420 | member(channelB[getuid(pl)], C_NEW) != -1)) |
| 421 | return E_ACCESS_DENIED; |
| 422 | |
| 423 | if(!info) { |
| 424 | if(channelC[lower_case(ch)]) { |
| 425 | ch = channelC[lower_case(ch)][0]; |
| 426 | info = channelC[lower_case(ch)][1]; |
| 427 | } |
| 428 | else return E_ACCESS_DENIED; |
| 429 | } |
| 430 | else channelC[lower_case(ch)] = ({ ch, info, time() }); |
| 431 | |
| 432 | pls = ({ pl }); |
| 433 | |
| 434 | channels[lower_case(ch)] = ({ pls, |
| 435 | symbol_function("check", pl) || |
| 436 | #'check/*'*/, info, |
| 437 | (!living(pl) && |
| 438 | !clonep(pl) && |
| 439 | pl != this_object() |
| 440 | ? object_name(pl) |
| 441 | : pl), |
| 442 | ch, |
| 443 | }); |
| 444 | |
| 445 | // ChannelH fuer einen Kanal nur dann initialisieren, wenn es sie noch nich gibt. |
| 446 | if ( !pointerp(channelH[lower_case(ch)]) ) |
| 447 | channelH[lower_case(ch)] = ({}); |
| 448 | |
| 449 | if(pl != this_object()) |
| 450 | log_file("CHANNEL.new", sprintf("[%s] %O: %O %O\n", |
| 451 | dtime(time()), ch, pl, info)); |
| 452 | if(!pl->QueryProp(P_INVIS)) |
| 453 | this_object()->send(CMNAME, pl, |
| 454 | "laesst die Ebene '"+ch+"' entstehen.", MSG_EMOTE); |
| 455 | stats["new"]++; |
| 456 | |
| 457 | save_me_soon=1; |
| 458 | return(0); |
| 459 | } |
| 460 | |
| 461 | // join() - join a channel |
| 462 | // this function checks whether the player 'pl' is allowed to join |
| 463 | // the channel 'ch' and add if successful, one cannot join a channel |
| 464 | // twice |
| 465 | // SEE: leave, access |
| 466 | int join(string ch, object pl) |
| 467 | { |
| 468 | if(!funcall(#'access,&ch, pl, C_JOIN)) return E_ACCESS_DENIED; |
| 469 | if(member(channels[ch][I_MEMBER], pl) != -1) return E_ALREADY_JOINED; |
| 470 | channels[ch][I_MEMBER] += ({ pl }); |
| 471 | return(0); |
| 472 | } |
| 473 | |
| 474 | // leave() - leave a channel |
| 475 | // the access check in this function is just there for completeness |
| 476 | // one should always be allowed to leave a channel. |
| 477 | // if there are no players left on the channel it will vanish, unless |
| 478 | // its master is this object. |
| 479 | // SEE: join, access |
| 480 | int leave(string ch, object pl) |
| 481 | { |
| 482 | int pos; |
| 483 | if(!funcall(#'access,&ch, pl, C_LEAVE)) return E_ACCESS_DENIED; |
| 484 | channels[ch][I_MEMBER] -= ({0}); // kaputte Objekte erstmal raus |
| 485 | if((pos = member(channels[ch][I_MEMBER], pl)) == -1) return E_NOT_MEMBER; |
| 486 | if(pl == channels[ch][I_MASTER] && sizeof(channels[ch][I_MEMBER]) > 1) |
| 487 | { |
| 488 | channels[ch][I_MASTER] = channels[ch][I_MEMBER][1]; |
| 489 | if(!pl->QueryProp(P_INVIS)) |
| 490 | this_object()->send(ch, pl, "uebergibt die Ebene an " |
| 491 | +channels[ch][I_MASTER]->name(WEN)+".", MSG_EMOTE); |
| 492 | } |
| 493 | channels[ch][I_MEMBER][pos..pos] = ({ }); |
| 494 | |
| 495 | |
| 496 | if(!sizeof(channels[ch][I_MEMBER]) && |
| 497 | !stringp(channels[ch][I_MASTER])) |
| 498 | { |
| 499 | // delete the channel that has no members |
| 500 | if(!pl->QueryProp(P_INVIS)) |
| 501 | this_object()->send(CMNAME, pl, |
| 502 | "verlaesst als " |
| 503 | +(pl->QueryProp(P_GENDER) == 1 ? "Letzter" : |
| 504 | "Letzte") |
| 505 | +" die Ebene '" |
| 506 | +channels[ch][I_NAME] |
| 507 | +"', worauf diese sich in einem Blitz oktarinen " |
| 508 | +"Lichts aufloest.", MSG_EMOTE); |
| 509 | channelC[lower_case(ch)] = ({ channels[ch][I_NAME], |
| 510 | channels[ch][I_INFO], time() }); |
| 511 | m_delete(channels, lower_case(ch)); |
| 512 | |
| 513 | // Wird ein Channel entfernt, wird auch seine History geloescht |
| 514 | channelH = m_copy_delete(channelH, lower_case(ch)); |
| 515 | |
| 516 | stats["dispose"]++; |
| 517 | save_me_soon=1; |
| 518 | } |
| 519 | return(0); |
| 520 | } |
| 521 | |
| 522 | // send() - send a message to all recipients of the specified channel 'ch' |
| 523 | // checks if 'pl' is allowed to send a message and sends if success- |
| 524 | // ful a message with type 'type' |
| 525 | // 'pl' must be an object, the message is attributed to it. e.g. |
| 526 | // ignore checks use it. It can be != previous_object() |
| 527 | // SEE: access, ch.h |
| 528 | varargs int send(string ch, object pl, string msg, int type) |
| 529 | { |
| 530 | int a; |
| 531 | |
| 532 | if(!(a = funcall(#'access,&ch, pl, C_SEND, &msg))) return E_ACCESS_DENIED; |
| 533 | if(a < 2 && member(channels[ch][I_MEMBER], pl) == -1) return E_NOT_MEMBER; |
| 534 | if(!msg || !stringp(msg) || !sizeof(msg)) return E_EMPTY_MESSAGE; |
| 535 | map_objects(channels[ch][I_MEMBER], |
| 536 | "ChannelMessage", ({ channels[ch][I_NAME], pl, msg, type })); |
| 537 | if(sizeof(channelH[ch]) > MAX_HIST_SIZE) |
| 538 | channelH[ch] = channelH[ch][1..]; |
| 539 | channelH[ch] += ({ ({ channels[ch][I_NAME], |
| 540 | (stringp(pl) |
| 541 | ? pl |
| 542 | : (pl->QueryProp(P_INVIS) |
| 543 | ? "/("+capitalize(getuid(pl))+")$" : "") |
| 544 | + (pl->Name(WER, 2) || "<Unbekannt>")), |
| 545 | msg+" <"+strftime("%a, %H:%M:%S")+">\n", |
| 546 | type }) }); |
| 547 | return(0); |
| 548 | } |
| 549 | |
| 550 | // list() - list all channels, that are at least receivable by 'pl' |
| 551 | // returns a mapping, |
| 552 | // SEE: access, channels |
| 553 | private void clean(string n, mixed a) { a[0] -= ({ 0 }); } |
| 554 | mixed list(object pl) |
| 555 | { |
| 556 | mapping chs; |
| 557 | |
| 558 | chs = filter_indices(channels, #'access/*'*/, pl, C_LIST); |
| 559 | walk_mapping(chs, #'clean/*'*/); |
| 560 | if(!sizeof(chs)) return E_ACCESS_DENIED; |
| 561 | return deep_copy(chs); |
| 562 | } |
| 563 | |
| 564 | // find() - find a channel by its name (may be partial) |
| 565 | // returns an array for multiple results and 0 for no matching name |
| 566 | // SEE: access |
| 567 | mixed find(string ch, object pl) |
| 568 | { |
| 569 | mixed chs, s; |
| 570 | if(stringp(ch)) ch = lower_case(ch); |
| 571 | if( !sizeof(regexp(({ch}),"^[<>a-z0-9#-]*$")) ) return 0; // RUM |
| 572 | if(!sizeof(chs = regexp(m_indices(channels), "^"+ch+"$"))) |
| 573 | chs = regexp(m_indices(channels), "^"+ch); |
| 574 | if((s = sizeof(chs)) > 1) |
| 575 | if(sizeof(chs = filter(chs, #'access/*'*/, pl, C_FIND)) == 1) |
| 576 | return channels[chs[0]][I_NAME]; |
| 577 | else return chs; |
| 578 | return ((s && funcall(#'access,chs[0], pl, C_FIND)) ? channels[chs[0]][I_NAME] : 0); |
| 579 | } |
| 580 | |
| 581 | // history() - get the history of a channel |
| 582 | // SEE: access |
| 583 | mixed history(string ch, object pl) |
| 584 | { |
| 585 | if(!funcall(#'access,&ch, pl, C_JOIN)) |
| 586 | return E_ACCESS_DENIED; |
| 587 | return deep_copy(channelH[ch]); |
| 588 | } |
| 589 | |
| 590 | // remove - remove a channel (wird aus der Shell aufgerufen) |
| 591 | // SEE: new |
| 592 | mixed remove(string ch, object pl) |
| 593 | { |
| 594 | mixed members; |
| 595 | |
| 596 | if(previous_object() != this_object()) |
| 597 | if(!stringp(ch) || |
| 598 | pl != this_player() || this_player() != this_interactive() || |
| 599 | this_interactive() != previous_object() || |
| 600 | !IS_ARCH(this_interactive())) |
| 601 | return E_ACCESS_DENIED; |
| 602 | |
| 603 | if(channels[lower_case(ch)]) { |
| 604 | channels[lower_case(ch)][I_MEMBER] = |
| 605 | filter_objects(channels[lower_case(ch)][I_MEMBER], |
| 606 | "QueryProp", P_CHANNELS); |
| 607 | map(channels[lower_case(ch)][I_MEMBER], |
| 608 | lambda(({'u/*'*/}), ({#'call_other/*'*/, 'u, /*'*/ |
| 609 | "SetProp", P_CHANNELS, |
| 610 | ({#'-/*'*/, |
| 611 | ({#'call_other/*'*/, 'u, /*'*/ |
| 612 | "QueryProp", P_CHANNELS}), |
| 613 | '({ lower_case(ch) })/*'*/,}) |
| 614 | }))); |
| 615 | channels = m_copy_delete(channels, lower_case(ch)); |
| 616 | |
| 617 | // Wird ein Channel entfernt, wird auch seine History geloescht |
| 618 | if( pointerp(channelH[lower_case(ch)] )) |
| 619 | channelH = m_copy_delete(channelH, lower_case(ch)); |
| 620 | |
| 621 | stats["dispose"]++; |
| 622 | } |
| 623 | if(!channelC[lower_case(ch)]) |
| 624 | return E_ACCESS_DENIED; |
| 625 | channelC = m_copy_delete(channelC, lower_case(ch)); |
| 626 | save_me_soon=1; |
| 627 | return(0); |
| 628 | } |
| 629 | |
| 630 | // Wird aus der Shell aufgerufen |
| 631 | mixed clear_history(string ch) |
| 632 | { |
| 633 | mixed members; |
| 634 | // Sicherheitsabfragen |
| 635 | if(previous_object() != this_object()) |
| 636 | if(!stringp(ch) || |
| 637 | this_player() != this_interactive() || |
| 638 | this_interactive() != previous_object() || |
| 639 | !IS_ARCH(this_interactive())) |
| 640 | return E_ACCESS_DENIED; |
| 641 | |
| 642 | // History des Channels loeschen |
| 643 | if( pointerp(channelH[lower_case(ch)] )) |
| 644 | channelH[lower_case(ch)]=({}); |
| 645 | |
| 646 | return 0; |
| 647 | } |