1 // Main source module for the client program.
3 // Copyright (c) 1987-2022 by the citadel.org team
5 // This program is open source software. Use, duplication, and/or
6 // disclosure are subject to the GNU General Purpose License version 3.
8 // This program is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 // GNU General Public License for more details.
13 #include "textclient.h"
15 #define IFEXPERT if (userflags&US_EXPERT)
16 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
17 #define IFAIDE if (axlevel>=AxAideU)
18 #define IFNAIDE if (axlevel<AxAideU)
20 int rordercmp(struct ctdlroomlisting *r1, struct ctdlroomlisting *r2);
21 march *marchptr = NULL;
22 extern char *moreprompt;
24 /* globals associated with the client program */
25 char temp[PATH_MAX]; /* Name of general-purpose temp file */
26 char temp2[PATH_MAX]; /* Name of general-purpose temp file */
27 char tempdir[PATH_MAX]; /* Name of general-purpose temp directory */
28 char printcmd[SIZ]; /* print command */
29 int editor_pid = (-1);
30 char fullname[USERNAME_SIZE];
34 char room_name[ROOMNAMELEN];
35 char *uglist[UGLISTLEN]; /* size of the ungoto list */
36 long uglistlsn[UGLISTLEN]; /* current read position for all the ungoto's. Not going to make any friends with this one. */
38 char is_mail = 0; /* nonzero when we're in a mail room */
39 char axlevel = AxDeleted; /* access level */
40 char is_room_aide = 0; /* boolean flag, 1 if room admin */
42 long usernum = 0L; /* user number */
43 time_t lastcall = 0L; /* Date/time of previous login */
45 long highest_msg_read; /* used for <A>bandon room cmd */
46 long maxmsgnum; /* used for <G>oto */
48 char rc_username[USERNAME_SIZE];
54 char curr_floor = 0; /* number of current floor */
55 char floorlist[128][SIZ]; /* names of floors */
56 int termn8 = 0; /* Set to nonzero to cause a logoff */
57 int secure; /* Set to nonzero when wire is encrypted */
59 extern char instant_msgs; /* instant messages waiting! */
60 extern int rc_ansi_color; /* ansi color value from citadel.rc */
61 extern int next_lazy_cmd;
63 CtdlIPC *ipc_for_signal_handlers; /* KLUDGE cover your eyes */
64 int enable_syslog = 0;
67 // Here is our 'clean up gracefully and exit' routine
68 void ctdl_logoff(char *file, int line, CtdlIPC * ipc, int code) {
71 if (editor_pid > 0) { /* kill the editor if it's running */
72 kill(editor_pid, SIGHUP);
75 // Free the ungoto list
76 for (lp = 0; lp < uglistsize; lp++) {
80 // Shut down the server connection ... but not if the logoff code is 3,
81 // because that means we're exiting because we already lost the server.
86 // now clean up various things
91 // Violently kill off any child processes if Citadel is the login shell.
93 kill(0 - getpgrp(), SIGTERM);
95 kill(0 - getpgrp(), SIGKILL);
97 color(ORIGINAL_PAIR); // Restore the old color settings
98 stty_ctdl(SB_RESTORE); // return the old terminal settings
99 exit(code); // exit with the proper exit code
105 * signal catching function for hangups...
107 void dropcarr(int signum) {
108 logoff(NULL, 3); /* No IPC when server's already gone! */
114 * catch SIGCONT to reset terminal modes when were are put back into the
117 void catch_sigcont(int signum) {
119 signal(SIGCONT, catch_sigcont);
123 /* general purpose routines */
126 void formout(CtdlIPC * ipc, char *name) {
127 int r; /* IPC return code */
131 r = CtdlIPCSystemMessage(ipc, name, &text, buf);
133 scr_printf("%s\n", buf);
137 fmout(screenwidth, NULL, text, NULL, 1);
143 void userlist(CtdlIPC * ipc, char *patn) {
145 char fl[64]; // a buffer this small will prevent it overrunning the column
148 int r; // IPC response code
149 char *listing = NULL;
151 r = CtdlIPCUserListing(ipc, patn, &listing, buf);
153 scr_printf("%s\n", buf);
157 scr_printf("User Name Last Login\n");
158 scr_printf("---------------------------------------------------------------- ----------\n");
160 while (!IsEmptyStr(listing)) {
161 extract_token(buf, listing, 0, '\n', sizeof buf);
162 remove_token(listing, 0, '\n');
164 if (sigcaught == 0) {
165 extract_token(fl, buf, 0, '|', sizeof fl);
166 if (pattern(fl, patn) >= 0) {
167 scr_printf("%-64s ", fl);
168 lc = extract_long(buf, 3);
169 localtime_r(&lc, &tmbuf);
170 scr_printf("%02d/%02d/%04d\n", (tmbuf.tm_mon + 1), tmbuf.tm_mday, (tmbuf.tm_year + 1900));
180 // grab assorted info about the user...
181 void load_user_info(char *params) {
182 extract_token(fullname, params, 0, '|', sizeof fullname);
183 axlevel = extract_int(params, 1);
184 userflags = extract_int(params, 4);
185 usernum = extract_long(params, 5);
186 lastcall = extract_long(params, 6);
190 // Remove a room from the march list. 'floornum' is ignored unless
191 // 'roomname' is set to _FLOOR_, in which case all rooms on the requested
192 // floor will be removed from the march list.
193 void remove_march(char *roomname, int floornum) {
194 struct march *mptr, *mptr2;
196 if (marchptr == NULL)
199 if ((!strcasecmp(marchptr->march_name, roomname))
200 || ((!strcasecmp(roomname, "_FLOOR_")) && (marchptr->march_floor == floornum))) {
201 mptr = marchptr->next;
207 for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
209 if ((!strcasecmp(mptr->march_name, roomname))
210 || ((!strcasecmp(roomname, "_FLOOR_"))
211 && (mptr->march_floor == floornum))) {
213 mptr2->next = mptr->next;
224 // Locate the room on the march list which we most want to go to. Each room
225 // is measured given a "weight" of preference based on various factors.
226 char *pop_march(int desired_floor, struct march *_march) {
227 static char TheRoom[ROOMNAMELEN];
230 struct march *mptr = NULL;
232 strcpy(TheRoom, "_BASEROOM_");
236 for (mptr = _march; mptr != NULL; mptr = mptr->next) {
238 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
239 weight = weight + 10000;
240 if (mptr->march_floor == desired_floor)
241 weight = weight + 5000;
243 weight = weight + ((128 - (mptr->march_floor)) * 128);
244 weight = weight + (128 - (mptr->march_order));
246 if (weight > TheWeight) {
248 strcpy(TheRoom, mptr->march_name);
255 // jump directly to a room
256 void dotgoto(CtdlIPC * ipc, char *towhere, int display_name, int fromungoto) {
257 char aaa[SIZ], bbb[SIZ];
259 int partial_match, best_match;
261 int ugpos = uglistsize;
262 int r; /* IPC result code */
263 struct ctdlipcroom *room = NULL;
266 /* store ungoto information */
267 if (fromungoto == 0) {
268 /* sloppy slide them all down, hey it's the client, who cares. :-) */
269 if (uglistsize >= (UGLISTLEN - 1)) {
272 for (lp = 0; lp < (UGLISTLEN - 1); lp++) {
273 uglist[lp] = uglist[lp + 1];
274 uglistlsn[lp] = uglistlsn[lp + 1];
282 uglist[ugpos] = malloc(strlen(room_name) + 1);
283 strcpy(uglist[ugpos], room_name);
284 uglistlsn[ugpos] = ls;
287 /* first try an exact match */
288 r = CtdlIPCGotoRoom(ipc, towhere, "", &room, aaa);
290 newprompt("Enter room password: ", bbb, 9);
291 r = CtdlIPCGotoRoom(ipc, towhere, bbb, &room, aaa);
293 scr_printf("Wrong password.\n");
299 * If a match is not found, try a partial match.
300 * Partial matches anywhere in the string carry a weight of 1,
301 * left-aligned matches carry a weight of 2. Pick the room that
302 * has the highest-weighted match. Do not match on forgotten
306 struct march *march = NULL;
311 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, AllFloors, &march, aaa);
313 /* Run the roomlist; free the data as we go */
314 struct march *mp = march; /* Current */
318 if (pattern(mp->march_name, towhere) >= 0) {
321 if (!strncasecmp(mp->march_name, towhere, strlen(towhere))) {
324 if (partial_match > best_match) {
325 strcpy(bbb, mp->march_name);
326 best_match = partial_match;
328 /* Both pointers are NULL at end of list */
335 if (IsEmptyStr(bbb)) {
336 scr_printf("No room '%s'.\n", towhere);
339 r = CtdlIPCGotoRoom(ipc, bbb, "", &room, aaa);
341 if (r / 100 != 1 && r / 100 != 2) {
342 scr_printf("%s\n", aaa);
345 strncpy(room_name, room->RRname, ROOMNAMELEN);
346 room_flags = room->RRflags;
347 room_flags2 = room->RRflags2;
348 from_floor = curr_floor;
349 curr_floor = room->RRfloor;
351 // Determine, based on the room's default view, whether an <E>nter message command will be valid here.
352 switch (room->RRdefaultview) {
355 entmsg_ok = ENTMSG_OK_YES;
358 entmsg_ok = ENTMSG_OK_BLOG;
361 entmsg_ok = ENTMSG_OK_NO;
365 remove_march(room_name, 0);
366 if (!strcasecmp(towhere, "_BASEROOM_"))
367 remove_march(towhere, 0);
369 next_lazy_cmd = 5; /* Don't read new if no new msgs */
370 if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
371 if (floorlist[(int) curr_floor][0] == 0)
373 scr_printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
375 if (display_name == 1) {
377 scr_printf("%s ", room_name);
381 if (display_name != 2) {
382 color(BRIGHT_YELLOW);
383 scr_printf("%d ", room->RRunread);
385 scr_printf("new of ");
386 color(BRIGHT_YELLOW);
387 scr_printf("%d ", room->RRtotal);
389 scr_printf("messages.\n");
391 highest_msg_read = room->RRlastread;
392 maxmsgnum = room->RRhighest;
393 is_mail = room->RRismailbox;
394 is_room_aide = room->RRaide;
395 ls = room->RRlastread;
397 /* read info file if necessary */
398 if (room->RRinfoupdated > 0)
401 /* check for newly arrived mail if we can FIXME use BIFF command for this
402 if (newmailcount > 0) {
404 if (newmailcount == 1) {
405 scr_printf("*** A new mail message has arrived.\n");
408 scr_printf("*** %d new mail messages have arrived.\n", newmailcount);
411 if (!IsEmptyStr(rc_gotmail_cmd)) {
412 rv = system(rc_gotmail_cmd);
414 scr_printf("*** failed to check for mail calling %s Reason %d.\n", rc_gotmail_cmd, rv);
422 snprintf(&status_line[1], screenwidth - 1, "%s | %s | %s | %s | %d new mail |", (secure ? "Encrypted" : "Unencrypted"), ipc->ServInfo.humannode, ipc->ServInfo.site_location, room_name, 0); // FIXME use BIFF
426 /* Goto next room having unread messages.
427 * We want to skip over rooms that the user has already been to, and take the
428 * user back to the lobby when done. The room we end up in is placed in
429 * newroom - which is set to 0 (the lobby) initially.
431 void gotonext(CtdlIPC * ipc) {
433 struct march *mptr, *mptr2;
434 char next_room[ROOMNAMELEN];
436 // Check to see if the march-mode list is already allocated.
437 // If it is, pop the first room off the list and go there.
438 if (marchptr == NULL) {
439 CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages, AllFloors, &marchptr, buf);
441 // Add _BASEROOM_ to the end of the march list, so the user will end up
442 // in the system base room (usually the Lobby>) at the end of the loop.
443 mptr = (struct march *) malloc(sizeof(struct march));
445 mptr->march_order = 0;
446 mptr->march_floor = 0;
447 strcpy(mptr->march_name, "_BASEROOM_");
448 if (marchptr == NULL) {
453 while (mptr2->next != NULL)
458 // ...and remove the room we're currently in, so a <G>oto doesn't make us walk around in circles
459 remove_march(room_name, 0);
461 if (marchptr != NULL) {
462 strcpy(next_room, pop_march(curr_floor, marchptr));
465 strcpy(next_room, "_BASEROOM_");
467 remove_march(next_room, 0);
468 dotgoto(ipc, next_room, 1, 0);
472 // forget all rooms on a given floor
473 void forget_all_rooms_on(CtdlIPC * ipc, int ffloor) {
475 struct march *flist = NULL;
476 struct march *fptr = NULL;
477 struct ctdlipcroom *room = NULL;
478 int r; // IPC response code
480 scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
481 remove_march("_FLOOR_", ffloor);
482 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
484 scr_printf("Error %d: %s\n", r, buf);
488 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
490 r = CtdlIPCForgetRoom(ipc, buf);
492 scr_printf("Error %d: %s\n", r, buf);
505 // routine called by gotofloor() to move to a new room on a new floor
506 void gf_toroom(CtdlIPC * ipc, char *towhere, int mode) {
507 int floor_being_left;
509 floor_being_left = curr_floor;
511 if (mode == GF_GOTO) { /* <;G>oto mode */
513 dotgoto(ipc, towhere, 1, 0);
515 else if (mode == GF_SKIP) { /* <;S>kip mode */
516 dotgoto(ipc, towhere, 1, 0);
517 remove_march("_FLOOR_", floor_being_left);
519 else if (mode == GF_ZAP) { /* <;Z>ap mode */
520 dotgoto(ipc, towhere, 1, 0);
521 remove_march("_FLOOR_", floor_being_left);
522 forget_all_rooms_on(ipc, floor_being_left);
528 void gotofloor(CtdlIPC * ipc, char *towhere, int mode) {
530 int r; /* IPC response code */
532 char buf[SIZ], targ[SIZ];
534 if (floorlist[0][0] == 0)
537 for (a = 0; a < 128; ++a)
538 if (!strcasecmp(&floorlist[a][0], towhere))
542 for (a = 0; a < 128; ++a) {
543 if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
549 for (a = 0; a < 128; ++a)
550 if (pattern(towhere, &floorlist[a][0]) > 0)
554 scr_printf("No floor '%s'.\n", towhere);
557 for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
558 if ((mptr->march_floor) == tofloor) {
559 gf_toroom(ipc, mptr->march_name, mode);
564 /* Find first known room on the floor */
568 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
570 struct march *tmp = mptr;
572 /*. . . according to room order */
574 strcpy(targ, pop_march(tofloor, mptr));
581 if (!IsEmptyStr(targ)) {
582 gf_toroom(ipc, targ, mode);
586 /* No known rooms on the floor; unzap the first one then */
590 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
592 struct march *tmp = mptr;
594 /*. . . according to room order */
596 strcpy(targ, pop_march(tofloor, mptr));
603 if (!IsEmptyStr(targ)) {
604 gf_toroom(ipc, targ, mode);
607 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
613 * Indexing mechanism for a room list, called by gotoroomstep()
615 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal) {
616 char roomname[ROOMNAMELEN];
617 static int cur_rmslot = 0;
624 if (rp->lnext != NULL) {
625 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
628 if (sigcaught == 0) {
629 strcpy(roomname, rp->rlname);
631 if (rmname != NULL) {
632 if (cur_rmslot == findrmslot) {
633 strcpy(rmname, roomname);
636 if (rmslot != NULL) {
637 if (!strcmp(roomname, findrmname)) {
638 *rmslot = cur_rmslot;
644 if (rp->rnext != NULL) {
645 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
648 if ((rmname == NULL) && (rmslot == NULL))
651 if (rmtotal != NULL) {
652 *rmtotal = cur_rmslot;
657 * step through rooms on current floor
659 void gotoroomstep(CtdlIPC * ipc, int direction, int mode) {
660 struct march *listing = NULL;
662 int r; /* IPC response code */
664 struct ctdlroomlisting *rl = NULL;
665 struct ctdlroomlisting *rp;
666 struct ctdlroomlisting *rs;
668 char rmname[ROOMNAMELEN];
672 /* Ask the server for a room list */
673 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
680 for (mptr = listing; mptr != NULL; mptr = mptr->next) {
683 if (floor_mode && (mptr->march_floor != curr_floor))
687 rp = malloc(sizeof(struct ctdlroomlisting));
688 strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
689 rp->rlflags = mptr->march_flags;
690 rp->rlfloor = mptr->march_floor;
691 rp->rlorder = mptr->march_order;
701 if (rordercmp(rp, rs) < 0) {
702 if (rs->lnext == NULL) {
711 if (rs->rnext == NULL) {
724 /* Find position of current room */
725 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
726 room_tree_list_query(rl, room_name, 0, NULL, &rmslot, &rmtotal);
728 if (direction == 0) { /* Previous room */
729 /* If we're at the first room, wrap to the last room */
731 rmslot = rmtotal - 1;
737 else { /* Next room */
738 /* If we're at the last room, wrap to the first room */
739 if (rmslot == rmtotal - 1) {
747 /* Get name of next/previous room */
748 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
749 room_tree_list_query(rl, NULL, rmslot, rmname, NULL, NULL);
752 room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
754 if (mode == 0) { /* not skipping */
758 /* Free the room list */
760 mptr = listing->next;
765 dotgoto(ipc, rmname, 1, 0);
770 * step through floors on system
772 void gotofloorstep(CtdlIPC * ipc, int direction, int mode) {
775 if (floorlist[0][0] == 0)
780 if (direction == 0) { /* Previous floor */
782 tofloor = curr_floor - 1;
786 while (!floorlist[tofloor][0])
789 else { /* Next floor */
790 if (curr_floor < 127)
791 tofloor = curr_floor + 1;
795 while (!floorlist[tofloor][0] && tofloor < 127)
797 if (!floorlist[tofloor][0])
800 /* ;g works when not in floor mode so . . . */
802 scr_printf("(%s)\n", floorlist[tofloor]);
805 gotofloor(ipc, floorlist[tofloor], mode);
806 if (curr_floor != tofloor) { /* gotofloor failed */
807 curr_floor = tofloor;
808 goto empty_keep_going;
814 * Display user 'preferences'.
816 extern int rc_prompt_control;
817 void read_config(CtdlIPC * ipc) {
820 int r; /* IPC response code */
821 char _fullname[USERNAME_SIZE];
825 struct ctdluser *user = NULL;
827 /* get misc user info */
828 r = CtdlIPCGetBio(ipc, fullname, &resp, buf);
830 scr_printf("%s\n", buf);
833 extract_token(_fullname, buf, 1, '|', sizeof fullname);
834 _usernum = extract_long(buf, 2);
835 _axlevel = extract_int(buf, 3);
836 _lastcall = extract_long(buf, 4);
840 /* get preferences */
841 r = CtdlIPCGetConfig(ipc, &user, buf);
843 scr_printf("%s\n", buf);
848 /* show misc user info */
849 if (_lastcall > 0L) {
850 scr_printf("Last login: %s", asctime(localtime(&_lastcall)));
854 /* show preferences */
855 scr_printf("Are you an experienced Citadel user: ");
857 scr_printf("%s\n", (user->flags & US_EXPERT) ? "Yes" : "No");
859 scr_printf("Print last old message on New message request: ");
861 scr_printf("%s\n", (user->flags & US_LASTOLD) ? "Yes" : "No");
863 scr_printf("Prompt after each message: ");
865 scr_printf("%s\n", (!(user->flags & US_NOPROMPT)) ? "Yes" : "No");
867 if ((user->flags & US_NOPROMPT) == 0) {
868 scr_printf("Use 'disappearing' prompts: ");
870 scr_printf("%s\n", (user->flags & US_DISAPPEAR) ? "Yes" : "No");
873 scr_printf("Pause after each screenful of text: ");
875 scr_printf("%s\n", (user->flags & US_PAGINATOR) ? "Yes" : "No");
877 if (rc_prompt_control == 3 && (user->flags & US_PAGINATOR)) {
878 scr_printf("<N>ext and <S>top work at paginator prompt: ");
880 scr_printf("%s\n", (user->flags & US_PROMPTCTL) ? "Yes" : "No");
883 if (rc_floor_mode == RC_DEFAULT) {
884 scr_printf("View rooms by floor: ");
886 scr_printf("%s\n", (user->flags & US_FLOORS) ? "Yes" : "No");
889 if (rc_ansi_color == 3) {
890 scr_printf("Enable color support: ");
892 scr_printf("%s\n", (user->flags & US_COLOR) ? "Yes" : "No");
895 scr_printf("Be unlisted in userlog: ");
897 scr_printf("%s\n", (user->flags & US_UNLISTED) ? "Yes" : "No");
899 if (!IsEmptyStr(editor_path)) {
900 scr_printf("Always enter messages with the full-screen editor: ");
902 scr_printf("%s\n", (user->flags & US_EXTEDIT) ? "Yes" : "No");
910 * Display system statistics.
912 void system_info(CtdlIPC * ipc) {
916 int mrtg_users, mrtg_active_users;
917 char mrtg_server_uptime[40];
920 /* get #users, #active & server uptime */
921 CtdlIPCGenericCommand(ipc, "MRTG|users", NULL, 0, &resp, &bytes, buf);
922 mrtg_users = extract_int(resp, 0);
923 remove_token(resp, 0, '\n');
924 mrtg_active_users = extract_int(resp, 0);
925 remove_token(resp, 0, '\n');
926 extract_token(mrtg_server_uptime, resp, 0, '\n', sizeof mrtg_server_uptime);
930 /* get high message# */
931 CtdlIPCGenericCommand(ipc, "MRTG|messages", NULL, 0, &resp, &bytes, buf);
932 mrtg_himessage = extract_long(resp, 0);
936 /* refresh server info just in case */
937 CtdlIPCServerInfo(ipc, buf);
939 scr_printf("You are connected to %s (%s) @%s\n", ipc->ServInfo.nodename, ipc->ServInfo.humannode, ipc->ServInfo.fqdn);
940 scr_printf("running %s with text client v%.2f,\n", ipc->ServInfo.software, (float) CLIENT_VERSION / 100);
941 scr_printf("server build %s,\n", ipc->ServInfo.svn_revision, (float) CLIENT_VERSION / 100);
942 scr_printf("and located in %s.\n", ipc->ServInfo.site_location);
943 scr_printf("Connected users %d / Active users %d / Highest message #%ld\n", mrtg_users, mrtg_active_users, mrtg_himessage);
944 scr_printf("Server uptime: %s\n", mrtg_server_uptime);
945 scr_printf("Your system administrator is %s.\n", ipc->ServInfo.sysadm);
950 * forget all rooms on current floor
952 void forget_this_floor(CtdlIPC * ipc) {
953 if (curr_floor == 0) {
954 scr_printf("Can't forget this floor.\n");
957 if (floorlist[0][0] == 0) {
960 scr_printf("Are you sure you want to forget all rooms on %s? ", &floorlist[(int) curr_floor][0]);
965 gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
970 * set floor mode depending on client, server, and user settings
972 void set_floor_mode(CtdlIPC * ipc) {
973 if (ipc->ServInfo.ok_floors == 0) {
974 floor_mode = 0; /* Don't use floors if the server */
976 /* doesn't support them! */
978 if (rc_floor_mode == RC_NO) { /* never use floors */
981 if (rc_floor_mode == RC_YES) { /* always use floors */
984 if (rc_floor_mode == RC_DEFAULT) { /* user choice */
985 floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
991 * Set or change the user's password
993 int set_password(CtdlIPC * ipc) {
998 if (!IsEmptyStr(rc_password)) {
999 strcpy(pass1, rc_password);
1000 strcpy(pass2, rc_password);
1003 IFNEXPERT formout(ipc, "changepw");
1004 newprompt("Enter a new password: ", pass1, -19);
1005 newprompt("Enter it again to confirm: ", pass2, -19);
1009 if (!strcasecmp(pass1, pass2)) {
1010 CtdlIPCChangePassword(ipc, pass1, buf);
1011 scr_printf("%s\n", buf);
1012 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
1016 scr_printf("*** They don't match... try again.\n");
1023 * get info about the server we've connected to
1025 void get_serv_info(CtdlIPC * ipc, char *supplied_hostname) {
1028 CtdlIPCServerInfo(ipc, buf);
1029 moreprompt = ipc->ServInfo.moreprompt;
1031 /* be nice and identify ourself to the server */
1032 CtdlIPCIdentifySoftware(ipc, CLIENT_TYPE, 0, CLIENT_VERSION,
1033 (ipc->isLocal ? "local" : "Citadel text mode client"), (supplied_hostname) ? supplied_hostname :
1034 /* Look up the , in the bible if you're confused */
1035 (locate_host(ipc, buf), buf), buf);
1037 // Indicate to the server that we prefer to decode Base64 and
1038 // quoted-printable on the client side.
1039 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "dont_decode") / 100) != 2) {
1040 scr_printf("Error %s:%d", __FILE__, __LINE__);
1045 * Tell the server what our preferred content formats are.
1047 * Originally we preferred HTML over plain text because we can format
1048 * it to the reader's screen width, but since our HTML-to-text parser
1049 * isn't really all that great, it's probably better to just go with
1050 * the plain text when we have it available.
1052 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/plain|text/html|text/x-markdown") / 100) != 2) {
1053 scr_printf("Error %s:%d", __FILE__, __LINE__);
1060 * Session username compare function for SortOnlineUsers()
1062 int rwho_username_cmp(const void *rec1, const void *rec2) {
1065 u1 = strchr(rec1, '|');
1066 u2 = strchr(rec2, '|');
1068 return strcasecmp((u1 ? ++u1 : ""), (u2 ? ++u2 : ""));
1073 * Idle time compare function for SortOnlineUsers()
1075 int idlecmp(const void *rec1, const void *rec2) {
1078 i1 = extract_long(rec1, 5);
1079 i2 = extract_long(rec2, 5);
1090 * Sort the list of online users by idle time.
1091 * This function frees the supplied buffer, and returns a new one
1092 * to the caller. The caller is responsible for freeing the returned buffer.
1094 * If 'condense' is nonzero, multiple sessions for the same user will be
1095 * combined into one for brevity.
1097 char *SortOnlineUsers(char *listing, int condense) {
1104 rows = num_tokens(listing, '\n');
1105 sortbuf = malloc(rows * SIZ);
1106 if (sortbuf == NULL)
1108 retbuf = malloc(rows * SIZ);
1109 if (retbuf == NULL) {
1114 /* Copy the list into a fixed-record-size array for sorting */
1115 for (i = 0; i < rows; ++i) {
1116 memset(buf, 0, SIZ);
1117 extract_token(buf, listing, i, '\n', sizeof buf);
1118 memcpy(&sortbuf[i * SIZ], buf, (size_t) SIZ);
1121 /* Sort by idle time */
1122 qsort(sortbuf, rows, SIZ, idlecmp);
1124 /* Combine multiple sessions for the same user */
1126 qsort(sortbuf, rows, SIZ, rwho_username_cmp);
1128 for (i = 1; i < rows; ++i)
1130 char u1[USERNAME_SIZE];
1131 char u2[USERNAME_SIZE];
1132 extract_token(u1, &sortbuf[(i - 1) * SIZ], 1, '|', sizeof u1);
1133 extract_token(u2, &sortbuf[i * SIZ], 1, '|', sizeof u2);
1134 if (!strcasecmp(u1, u2)) {
1135 memcpy(&sortbuf[i * SIZ], &sortbuf[(i + 1) * SIZ], (rows - i - 1) * SIZ);
1141 qsort(sortbuf, rows, SIZ, idlecmp); /* idle sort again */
1144 /* Copy back to a \n delimited list */
1146 for (i = 0; i < rows; ++i) {
1147 if (!IsEmptyStr(&sortbuf[i * SIZ])) {
1148 strcat(retbuf, &sortbuf[i * SIZ]);
1150 strcat(retbuf, "\n");
1160 * Display list of users currently logged on to the server
1162 void who_is_online(CtdlIPC * ipc, int longlist) {
1163 char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1165 char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1166 char clientsoft[SIZ];
1168 time_t idletime, idlehours, idlemins, idlesecs;
1169 int last_session = (-1);
1171 char *listing = NULL;
1172 int r; /* IPC response code */
1174 if (longlist == 2) {
1180 color(BRIGHT_WHITE);
1181 scr_printf(" User Name Room ");
1182 if (screenwidth >= 80)
1183 scr_printf(" Idle From host");
1186 scr_printf(" ------------------------- --------------------");
1187 if (screenwidth >= 80)
1188 scr_printf(" ---- ------------------------");
1191 r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1192 listing = SortOnlineUsers(listing, (!longlist));
1194 while (!IsEmptyStr(listing)) {
1197 /* Get another line */
1198 extract_token(buf, listing, 0, '\n', sizeof buf);
1199 remove_token(listing, 0, '\n');
1201 extract_token(username, buf, 1, '|', sizeof username);
1202 extract_token(roomname, buf, 2, '|', sizeof roomname);
1203 extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1204 extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1205 extract_token(flags, buf, 7, '|', sizeof flags);
1207 idletime = timenow - extract_long(buf, 5);
1208 idlehours = idletime / 3600;
1209 idlemins = (idletime - (idlehours * 3600)) / 60;
1210 idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1212 if (idletime > rc_idle_threshold) {
1219 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1220 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1221 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1223 scr_printf(" Flags: %s\n", flags);
1224 scr_printf("Session: %d\n", extract_int(buf, 0));
1225 scr_printf(" Name: %s\n", username);
1226 scr_printf("In room: %s\n", roomname);
1227 scr_printf(" Host: %s\n", fromhost);
1228 scr_printf(" Client: %s\n", clientsoft);
1229 scr_printf(" Idle: %ld:%02ld:%02ld\n", (long) idlehours, (long) idlemins, (long) idlesecs);
1231 if ((!IsEmptyStr(actual_user) && !IsEmptyStr(actual_room) && !IsEmptyStr(actual_host))) {
1232 scr_printf("(really ");
1233 if (!IsEmptyStr(actual_user))
1234 scr_printf("<%s> ", actual_user);
1235 if (!IsEmptyStr(actual_room))
1236 scr_printf("in <%s> ", actual_room);
1237 if (!IsEmptyStr(actual_host))
1238 scr_printf("from <%s> ", actual_host);
1246 if (extract_int(buf, 0) == last_session) {
1250 color(BRIGHT_MAGENTA);
1251 scr_printf("%-3s", flags);
1253 last_session = extract_int(buf, 0);
1255 scr_printf("%-25s ", username);
1256 color(BRIGHT_MAGENTA);
1258 scr_printf("%-20s", roomname);
1260 if (screenwidth >= 80) {
1262 if (idletime > rc_idle_threshold) {
1263 /* over 1000d, must be gone fishing */
1264 if (idlehours > 23999) {
1268 else if (idlehours > 239) {
1269 scr_printf("%3ldd", idlehours / 24);
1272 else if (idlehours > 9) {
1273 scr_printf("%1ldd%02ld", idlehours / 24, idlehours % 24);
1274 /* less than 10 hours */
1277 scr_printf("%1ld:%02ld", idlehours, idlemins);
1285 fromhost[24] = '\0';
1286 scr_printf("%-24s", fromhost);
1298 void enternew(CtdlIPC * ipc, char *desc, char *buf, int maxlen) {
1300 snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1301 newprompt(bbb, buf, maxlen);
1305 int shift(int argc, char **argv, int start, int count) {
1308 for (i = start; i < (argc - count); ++i) {
1309 argv[i] = argv[i + count];
1311 argc = argc - count;
1316 static void statusHook(char *s) {
1324 int main(int argc, char **argv) {
1326 char aaa[100], bbb[100]; /* general purpose variables */
1327 char argbuf[64]; /* command line buf */
1328 char *telnet_client_host = NULL;
1329 char *sptr, *sptr2; /* USed to extract the nonce */
1331 struct ctdlipcmisc chek;
1332 struct ctdluser *myself = NULL;
1333 CtdlIPC *ipc; /* Our server connection */
1334 int r; /* IPC result code */
1335 int rv = 0; /* fetch but ignore syscall return value to suppress warnings */
1339 char relhome[PATH_MAX] = "";
1340 char ctdldir[PATH_MAX] = CTDLDIR;
1342 calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
1344 #ifdef HAVE_BACKTRACE
1345 bzero(¶ms, sizeof(params));
1346 params.debugLevel = ECRASH_DEBUG_VERBOSE;
1347 params.dumpAllThreads = TRUE;
1348 params.useBacktraceSymbols = 1;
1349 params.signals[0] = SIGSEGV;
1350 params.signals[1] = SIGILL;
1351 params.signals[2] = SIGBUS;
1352 params.signals[3] = SIGABRT;
1354 setIPCErrorPrintf(scr_printf);
1355 setCryptoStatusHook(statusHook);
1357 stty_ctdl(SB_SAVE); /* Store the old terminal parameters */
1358 load_command_set(); /* parse the citadel.rc file */
1359 stty_ctdl(SB_NO_INTR); /* Install the new ones */
1360 signal(SIGPIPE, dropcarr); /* Cleanup gracefully if local conn. dropped */
1361 signal(SIGTERM, dropcarr); /* Cleanup gracefully if terminated */
1362 signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1364 signal(SIGWINCH, scr_winch); /* Window resize signal */
1368 arg_encrypt = RC_DEFAULT;
1371 // Handle command line options as if we were called like /bin/login (i.e. from in.telnetd)
1372 for (a = 0; a < argc; ++a) {
1373 if ((argc > a + 1) && (!strcmp(argv[a], "-h"))) {
1374 telnet_client_host = argv[a + 1];
1375 argc = shift(argc, argv, a, 2);
1377 if (!strcmp(argv[a], "-x")) {
1379 arg_encrypt = RC_NO;
1381 argc = shift(argc, argv, a, 1);
1383 if (!strcmp(argv[a], "-X")) {
1385 arg_encrypt = RC_YES;
1386 argc = shift(argc, argv, a, 1);
1388 fprintf(stderr, "Not compiled with encryption support");
1392 if (!strcmp(argv[a], "-p")) {
1393 // ignore this argument when called from telnetd
1394 argc = shift(argc, argv, a, 1);
1399 /* Get screen dimensions. First we go to a default of 80x24.
1400 * Then attempt to read the actual screen size from the terminal.
1402 check_screen_dims();
1404 scr_printf("Attaching to server...\n");
1405 ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1407 error_printf("Can't connect: %s\n", strerror(errno));
1411 CtdlIPC_SetNetworkStatusCallback(ipc, scr_wait_indicator);
1413 if (!(ipc->isLocal)) {
1414 scr_printf("Connected to %s [%s].\n", ipc->ip_hostname, ipc->ip_address);
1417 ipc_for_signal_handlers = ipc; /* KLUDGE cover your eyes */
1419 CtdlIPC_chat_recv(ipc, aaa);
1420 if (aaa[0] != '2') {
1421 scr_printf("%s\n", &aaa[4]);
1422 logoff(ipc, atoi(aaa));
1425 #ifdef HAVE_OPENSSLLLLLL
1426 /* Evaluate encryption preferences */
1427 if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1428 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1429 secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1431 error_printf("Can't encrypt: %s\n", aaa);
1436 get_serv_info(ipc, telnet_client_host);
1437 scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode, ipc->ServInfo.site_location);
1439 scr_printf(" pause next stop\n");
1440 scr_printf(" ctrl-s ctrl-o ctrl-c\n\n");
1441 formout(ipc, "hello"); /* print the opening greeting */
1444 GSTA: /* See if we have a username and password on disk */
1445 if (rc_remember_passwords) {
1446 get_stored_password(hostbuf, portbuf, fullname, password);
1447 if (!IsEmptyStr(fullname)) {
1448 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1450 r = CtdlIPCTryPassword(ipc, password, aaa);
1453 load_user_info(aaa);
1457 set_stored_password(hostbuf, portbuf, "", "");
1465 if (!IsEmptyStr(rc_username)) {
1466 strcpy(fullname, rc_username);
1469 newprompt("Enter your name: ", fullname, 29);
1472 if (!strcasecmp(fullname, "new")) { /* just in case */
1473 scr_printf("Please enter the name you wish to log in with.\n");
1475 } while ((!strcasecmp(fullname, "bbs"))
1476 || (!strcasecmp(fullname, "new"))
1477 || (IsEmptyStr(fullname)));
1479 if (!strcasecmp(fullname, "off")) {
1484 /* FIXME this is a stupid way to do guest mode but it's a reasonable test harness FIXME */
1485 if ((ipc->ServInfo.guest_logins) && (!strcasecmp(fullname, "guest"))) {
1489 /* sign on to the server */
1490 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1494 /* password authentication */
1495 if (!IsEmptyStr(rc_password)) {
1496 strcpy(password, rc_password);
1499 newprompt("\rPlease enter your password: ", password, -(SIZ - 1));
1502 r = CtdlIPCTryPassword(ipc, password, aaa);
1505 r = CtdlIPCTryPassword(ipc, password, aaa);
1509 load_user_info(aaa);
1510 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, password);
1513 scr_printf("<< wrong password >>\n");
1514 if (!IsEmptyStr(rc_password))
1518 NEWUSR:if (IsEmptyStr(rc_password)) {
1519 scr_printf("'%s' not found.\n", fullname);
1520 scr_printf("Type 'off' if you would like to exit.\n");
1521 if (ipc->ServInfo.newuser_disabled == 1) {
1524 scr_printf("Do you want to create a new user account called '%s'? ", fullname);
1530 r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1532 scr_printf("%s\n", aaa);
1535 load_user_info(aaa);
1537 while (set_password(ipc) != 0);
1540 enter_config(ipc, 1);
1543 /* Switch color support on or off if we're in user mode */
1544 if (rc_ansi_color == 3) {
1545 if (userflags & US_COLOR)
1551 color(BRIGHT_WHITE);
1552 if (lastcall > 0L) {
1553 scr_printf("Last login: %s", asctime(localtime(&lastcall)));
1557 r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1563 scr_printf("*** You have a new private message in Mail>\n");
1565 scr_printf("*** You have %d new private messages in Mail>\n", b);
1567 if (!IsEmptyStr(rc_gotmail_cmd)) {
1568 rv = system(rc_gotmail_cmd);
1570 scr_printf("*** failed to check for mail calling %s Reason %d.\n", rc_gotmail_cmd, rv);
1574 if ((axlevel >= AxAideU) && (chek.needvalid > 0)) {
1575 scr_printf("*** Users need validation\n");
1577 if (chek.needregis > 0) {
1578 scr_printf("*** Please register.\n");
1579 formout(ipc, "register");
1583 /* Make up some temporary filenames for use in various parts of the
1584 * program. Don't mess with these once they've been set, because we
1585 * will be unlinking them later on in the program and we don't
1586 * want to delete something that we didn't create. */
1587 CtdlMakeTempFileName(temp, sizeof temp);
1588 CtdlMakeTempFileName(temp2, sizeof temp2);
1589 CtdlMakeTempFileName(tempdir, sizeof tempdir);
1591 r = CtdlIPCGetConfig(ipc, &myself, aaa);
1592 set_floor_mode(ipc);
1594 /* Enter the lobby */
1595 dotgoto(ipc, "_BASEROOM_", 1, 0);
1597 /* Main loop for the system... user is logged in. */
1602 readmsgs(ipc, LastMessages, ReadForward, 5);
1604 readmsgs(ipc, NewMessages, ReadForward, 0);
1606 /* MAIN COMMAND LOOP */
1608 mcmd = getcmd(ipc, argbuf); /* Get keyboard command */
1611 check_screen_dims(); /* get screen size */
1617 display_help(ipc, "help");
1620 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1623 entmsg(ipc, 0, 1, 0);
1626 entmsg(ipc, 0, 2, 0);
1629 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 1);
1631 case 5: /* <G>oto */
1635 case 47: /* <A>bandon */
1638 case 90: /* <.A>bandon */
1639 dotgoto(ipc, argbuf, 0, 0);
1641 case 58: /* <M>ail */
1643 dotgoto(ipc, "_MAIL_", 1, 0);
1646 if (!IsEmptyStr(argbuf)) {
1648 dotgoto(ipc, argbuf, 0, 0);
1652 if (!IsEmptyStr(argbuf)) {
1653 dotgoto(ipc, argbuf, 0, 0);
1656 case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1657 dotungoto(ipc, argbuf);
1660 readmsgs(ipc, AllMessages, ReadForward, 0);
1663 readmsgs(ipc, LastMessages, ReadForward, 5);
1666 readmsgs(ipc, NewMessages, ReadForward, 0);
1669 readmsgs(ipc, AllMessages, ReadReverse, 0);
1672 readmsgs(ipc, OldMessages, ReadReverse, 0);
1675 readmsgs(ipc, LastMessages, ReadForward, atoi(argbuf));
1691 userlist(ipc, argbuf);
1759 cli_image_upload(ipc, "_userpic_");
1762 cli_image_upload(ipc, "_roompic_");
1769 if (argbuf[0] == 0) {
1770 strcpy(argbuf, "?");
1772 display_help(ipc, argbuf);
1776 formout(ipc, "register");
1781 scr_printf("Are you sure (y/n)? ");
1790 scr_printf("All users will be disconnected! " "Really terminate the server? ");
1793 r = CtdlIPCTerminateServerNow(ipc, aaa);
1794 scr_printf("%s\n", aaa);
1803 scr_printf("Do you really want to schedule a " "server shutdown? ");
1805 r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
1809 ("The Citadel server will terminate when all users are logged off.\n");
1812 scr_printf("The Citadel server will not terminate.\n");
1819 network_config_management(ipc, "listrecp", "Message-by-message mailing list recipients");
1823 network_config_management(ipc, "digestrecp", "Digest mailing list recipients");
1835 who_is_online(ipc, 0);
1839 who_is_online(ipc, 1);
1843 who_is_online(ipc, 2);
1847 do_system_configuration(ipc);
1851 do_internet_configuration(ipc);
1863 enter_config(ipc, 2);
1867 enter_config(ipc, 0);
1868 set_floor_mode(ipc);
1872 enter_config(ipc, 3);
1873 set_floor_mode(ipc);
1877 gotofloor(ipc, argbuf, GF_GOTO);
1881 gotofloor(ipc, argbuf, GF_SKIP);
1885 forget_this_floor(ipc);
1917 knrooms(ipc, floor_mode);
1927 misc_server_cmd(ipc, argbuf);
1931 edit_system_message(ipc, argbuf);
1951 case 110: /* <+> Next room */
1952 gotoroomstep(ipc, 1, 0);
1955 case 111: /* <-> Previous room */
1956 gotoroomstep(ipc, 0, 0);
1959 case 112: /* <>> Next floor */
1960 gotofloorstep(ipc, 1, GF_GOTO);
1963 case 113: /* <<> Previous floor */
1964 gotofloorstep(ipc, 0, GF_GOTO);
1967 case 116: /* <.> skip to <+> Next room */
1968 gotoroomstep(ipc, 1, 1);
1971 case 117: /* <.> skip to <-> Previous room */
1972 gotoroomstep(ipc, 0, 1);
1975 case 118: /* <.> skip to <>> Next floor */
1976 gotofloorstep(ipc, 1, GF_SKIP);
1979 case 119: /* <.> skip to <<> Previous floor */
1980 gotofloorstep(ipc, 0, GF_SKIP);
1991 case 120: /* .KAnonymous */
1992 dotknown(ipc, 0, NULL);
1995 case 121: /* .KDirectory */
1996 dotknown(ipc, 1, NULL);
1999 case 122: /* .KMatch */
2000 dotknown(ipc, 2, argbuf);
2003 case 123: /* .KpreferredOnly */
2004 dotknown(ipc, 3, NULL);
2007 case 124: /* .KPrivate */
2008 dotknown(ipc, 4, NULL);
2011 case 125: /* .KRead only */
2012 dotknown(ipc, 5, NULL);
2015 case 127: /* Configure POP3 aggregation */
2016 do_pop3client_configuration(ipc);
2019 case 128: /* Configure XML/RSS feed retrieval */
2020 do_rssclient_configuration(ipc);
2026 } while (termn8 == 0);
2028 TERMN8:scr_printf("%s logged out.", fullname);
2030 color(ORIGINAL_PAIR);
2032 while (marchptr != NULL) {
2033 remove_march(marchptr->march_name, 0);
2036 scr_printf("\n\nType 'off' to disconnect, or next user...\n");
2039 if ((mcmd == 29) || (mcmd == 15)) {
2040 stty_ctdl(SB_RESTORE);
2041 formout(ipc, "goodbye");
2044 /* Free the ungoto list */
2045 for (lp = 0; lp < uglistsize; lp++) {