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, or disclosure is subject to the GNU General Public License version 3.
7 #include "textclient.h"
9 #define IFEXPERT if (userflags&US_EXPERT)
10 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
11 #define IFAIDE if (axlevel>=AxAideU)
12 #define IFNAIDE if (axlevel<AxAideU)
14 int rordercmp(struct ctdlroomlisting *r1, struct ctdlroomlisting *r2);
15 march *marchptr = NULL;
16 extern char *moreprompt;
18 /* globals associated with the client program */
19 char temp[PATH_MAX]; /* Name of general-purpose temp file */
20 char temp2[PATH_MAX]; /* Name of general-purpose temp file */
21 char tempdir[PATH_MAX]; /* Name of general-purpose temp directory */
22 char printcmd[SIZ]; /* print command */
23 int editor_pid = (-1);
24 char fullname[USERNAME_SIZE];
28 char room_name[ROOMNAMELEN];
29 char *uglist[UGLISTLEN]; /* size of the ungoto list */
30 long uglistlsn[UGLISTLEN]; /* current read position for all the ungoto's. Not going to make any friends with this one. */
32 char is_mail = 0; /* nonzero when we're in a mail room */
33 char axlevel = AxDeleted; /* access level */
34 char is_room_aide = 0; /* boolean flag, 1 if room admin */
36 long usernum = 0L; /* user number */
37 time_t lastcall = 0L; /* Date/time of previous login */
39 long highest_msg_read; /* used for <A>bandon room cmd */
40 long maxmsgnum; /* used for <G>oto */
42 char rc_username[USERNAME_SIZE];
48 char curr_floor = 0; /* number of current floor */
49 char floorlist[128][SIZ]; /* names of floors */
50 int termn8 = 0; /* Set to nonzero to cause a logoff */
51 int secure; /* Set to nonzero when wire is encrypted */
53 extern char instant_msgs; /* instant messages waiting! */
54 extern int rc_ansi_color; /* ansi color value from citadel.rc */
55 extern int next_lazy_cmd;
57 CtdlIPC *ipc_for_signal_handlers; /* KLUDGE cover your eyes */
58 int enable_syslog = 0;
61 // Here is our 'clean up gracefully and exit' routine
62 void ctdl_logoff(char *file, int line, CtdlIPC * ipc, int code) {
65 if (editor_pid > 0) { /* kill the editor if it's running */
66 kill(editor_pid, SIGHUP);
69 // Free the ungoto list
70 for (lp = 0; lp < uglistsize; lp++) {
74 // Shut down the server connection ... but not if the logoff code is 3,
75 // because that means we're exiting because we already lost the server.
80 // now clean up various things
85 // Violently kill off any child processes if Citadel is the login shell.
87 kill(0 - getpgrp(), SIGTERM);
89 kill(0 - getpgrp(), SIGKILL);
91 color(ORIGINAL_PAIR); // Restore the old color settings
92 stty_ctdl(SB_RESTORE); // return the old terminal settings
93 exit(code); // exit with the proper exit code
99 * signal catching function for hangups...
101 void dropcarr(int signum) {
102 logoff(NULL, 3); /* No IPC when server's already gone! */
108 * catch SIGCONT to reset terminal modes when were are put back into the
111 void catch_sigcont(int signum) {
113 signal(SIGCONT, catch_sigcont);
117 /* general purpose routines */
120 void formout(CtdlIPC * ipc, char *name) {
121 int r; /* IPC return code */
125 r = CtdlIPCSystemMessage(ipc, name, &text, buf);
127 scr_printf("%s\n", buf);
131 fmout(screenwidth, NULL, text, NULL, 1);
137 void userlist(CtdlIPC * ipc, char *patn) {
139 char fl[64]; // a buffer this small will prevent it overrunning the column
142 int r; // IPC response code
143 char *listing = NULL;
145 r = CtdlIPCUserListing(ipc, patn, &listing, buf);
147 scr_printf("%s\n", buf);
151 scr_printf("User Name Last Login\n");
152 scr_printf("---------------------------------------------------------------- ----------\n");
154 while (!IsEmptyStr(listing)) {
155 extract_token(buf, listing, 0, '\n', sizeof buf);
156 remove_token(listing, 0, '\n');
158 if (sigcaught == 0) {
159 extract_token(fl, buf, 0, '|', sizeof fl);
160 if (pattern(fl, patn) >= 0) {
161 scr_printf("%-64s ", fl);
162 lc = extract_long(buf, 3);
163 localtime_r(&lc, &tmbuf);
164 scr_printf("%02d/%02d/%04d\n", (tmbuf.tm_mon + 1), tmbuf.tm_mday, (tmbuf.tm_year + 1900));
174 // grab assorted info about the user...
175 void load_user_info(char *params) {
176 extract_token(fullname, params, 0, '|', sizeof fullname);
177 axlevel = extract_int(params, 1);
178 userflags = extract_int(params, 4);
179 usernum = extract_long(params, 5);
180 lastcall = extract_long(params, 6);
184 // Remove a room from the march list. 'floornum' is ignored unless
185 // 'roomname' is set to _FLOOR_, in which case all rooms on the requested
186 // floor will be removed from the march list.
187 void remove_march(char *roomname, int floornum) {
188 struct march *mptr, *mptr2;
190 if (marchptr == NULL)
193 if ((!strcasecmp(marchptr->march_name, roomname))
194 || ((!strcasecmp(roomname, "_FLOOR_")) && (marchptr->march_floor == floornum))) {
195 mptr = marchptr->next;
201 for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
203 if ((!strcasecmp(mptr->march_name, roomname))
204 || ((!strcasecmp(roomname, "_FLOOR_"))
205 && (mptr->march_floor == floornum))) {
207 mptr2->next = mptr->next;
218 // Locate the room on the march list which we most want to go to. Each room
219 // is measured given a "weight" of preference based on various factors.
220 char *pop_march(int desired_floor, struct march *_march) {
221 static char TheRoom[ROOMNAMELEN];
224 struct march *mptr = NULL;
226 strcpy(TheRoom, "_BASEROOM_");
230 for (mptr = _march; mptr != NULL; mptr = mptr->next) {
232 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
233 weight = weight + 10000;
234 if (mptr->march_floor == desired_floor)
235 weight = weight + 5000;
237 weight = weight + ((128 - (mptr->march_floor)) * 128);
238 weight = weight + (128 - (mptr->march_order));
240 if (weight > TheWeight) {
242 strcpy(TheRoom, mptr->march_name);
249 // jump directly to a room
250 void dotgoto(CtdlIPC * ipc, char *towhere, int display_name, int fromungoto) {
251 char aaa[SIZ], bbb[SIZ];
253 int partial_match, best_match;
255 int ugpos = uglistsize;
256 int r; /* IPC result code */
257 struct ctdlipcroom *room = NULL;
260 /* store ungoto information */
261 if (fromungoto == 0) {
262 /* sloppy slide them all down, hey it's the client, who cares. :-) */
263 if (uglistsize >= (UGLISTLEN - 1)) {
266 for (lp = 0; lp < (UGLISTLEN - 1); lp++) {
267 uglist[lp] = uglist[lp + 1];
268 uglistlsn[lp] = uglistlsn[lp + 1];
276 uglist[ugpos] = malloc(strlen(room_name) + 1);
277 strcpy(uglist[ugpos], room_name);
278 uglistlsn[ugpos] = ls;
281 /* first try an exact match */
282 r = CtdlIPCGotoRoom(ipc, towhere, "", &room, aaa);
284 newprompt("Enter room password: ", bbb, 9);
285 r = CtdlIPCGotoRoom(ipc, towhere, bbb, &room, aaa);
287 scr_printf("Wrong password.\n");
293 * If a match is not found, try a partial match.
294 * Partial matches anywhere in the string carry a weight of 1,
295 * left-aligned matches carry a weight of 2. Pick the room that
296 * has the highest-weighted match. Do not match on forgotten
300 struct march *march = NULL;
305 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, AllFloors, &march, aaa);
307 /* Run the roomlist; free the data as we go */
308 struct march *mp = march; /* Current */
312 if (pattern(mp->march_name, towhere) >= 0) {
315 if (!strncasecmp(mp->march_name, towhere, strlen(towhere))) {
318 if (partial_match > best_match) {
319 strcpy(bbb, mp->march_name);
320 best_match = partial_match;
322 /* Both pointers are NULL at end of list */
329 if (IsEmptyStr(bbb)) {
330 scr_printf("No room '%s'.\n", towhere);
333 r = CtdlIPCGotoRoom(ipc, bbb, "", &room, aaa);
335 if (r / 100 != 1 && r / 100 != 2) {
336 scr_printf("%s\n", aaa);
339 strncpy(room_name, room->RRname, ROOMNAMELEN);
340 room_flags = room->RRflags;
341 room_flags2 = room->RRflags2;
342 from_floor = curr_floor;
343 curr_floor = room->RRfloor;
345 // Determine, based on the room's default view, whether an <E>nter message command will be valid here.
346 switch (room->RRdefaultview) {
349 entmsg_ok = ENTMSG_OK_YES;
352 entmsg_ok = ENTMSG_OK_BLOG;
355 entmsg_ok = ENTMSG_OK_NO;
359 remove_march(room_name, 0);
360 if (!strcasecmp(towhere, "_BASEROOM_"))
361 remove_march(towhere, 0);
363 next_lazy_cmd = 5; /* Don't read new if no new msgs */
364 if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
365 if (floorlist[(int) curr_floor][0] == 0)
367 scr_printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
369 if (display_name == 1) {
371 scr_printf("%s ", room_name);
375 if (display_name != 2) {
376 color(BRIGHT_YELLOW);
377 scr_printf("%d ", room->RRunread);
379 scr_printf("new of ");
380 color(BRIGHT_YELLOW);
381 scr_printf("%d ", room->RRtotal);
383 scr_printf("messages.\n");
385 highest_msg_read = room->RRlastread;
386 maxmsgnum = room->RRhighest;
387 is_mail = room->RRismailbox;
388 is_room_aide = room->RRaide;
389 ls = room->RRlastread;
391 /* read info file if necessary */
392 if (room->RRinfoupdated > 0)
395 /* check for newly arrived mail if we can FIXME use BIFF command for this
396 if (newmailcount > 0) {
398 if (newmailcount == 1) {
399 scr_printf("*** A new mail message has arrived.\n");
402 scr_printf("*** %d new mail messages have arrived.\n", newmailcount);
405 if (!IsEmptyStr(rc_gotmail_cmd)) {
406 rv = system(rc_gotmail_cmd);
408 scr_printf("*** failed to check for mail calling %s Reason %d.\n", rc_gotmail_cmd, rv);
416 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
420 /* Goto next room having unread messages.
421 * We want to skip over rooms that the user has already been to, and take the
422 * user back to the lobby when done. The room we end up in is placed in
423 * newroom - which is set to 0 (the lobby) initially.
425 void gotonext(CtdlIPC * ipc) {
427 struct march *mptr, *mptr2;
428 char next_room[ROOMNAMELEN];
430 // Check to see if the march-mode list is already allocated.
431 // If it is, pop the first room off the list and go there.
432 if (marchptr == NULL) {
433 CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages, AllFloors, &marchptr, buf);
435 // Add _BASEROOM_ to the end of the march list, so the user will end up
436 // in the system base room (usually the Lobby>) at the end of the loop.
437 mptr = (struct march *) malloc(sizeof(struct march));
439 mptr->march_order = 0;
440 mptr->march_floor = 0;
441 strcpy(mptr->march_name, "_BASEROOM_");
442 if (marchptr == NULL) {
447 while (mptr2->next != NULL)
452 // ...and remove the room we're currently in, so a <G>oto doesn't make us walk around in circles
453 remove_march(room_name, 0);
455 if (marchptr != NULL) {
456 strcpy(next_room, pop_march(curr_floor, marchptr));
459 strcpy(next_room, "_BASEROOM_");
461 remove_march(next_room, 0);
462 dotgoto(ipc, next_room, 1, 0);
466 // forget all rooms on a given floor
467 void forget_all_rooms_on(CtdlIPC * ipc, int ffloor) {
469 struct march *flist = NULL;
470 struct march *fptr = NULL;
471 struct ctdlipcroom *room = NULL;
472 int r; // IPC response code
474 scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
475 remove_march("_FLOOR_", ffloor);
476 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
478 scr_printf("Error %d: %s\n", r, buf);
482 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
484 r = CtdlIPCForgetRoom(ipc, buf);
486 scr_printf("Error %d: %s\n", r, buf);
499 // routine called by gotofloor() to move to a new room on a new floor
500 void gf_toroom(CtdlIPC * ipc, char *towhere, int mode) {
501 int floor_being_left;
503 floor_being_left = curr_floor;
505 if (mode == GF_GOTO) { /* <;G>oto mode */
507 dotgoto(ipc, towhere, 1, 0);
509 else if (mode == GF_SKIP) { /* <;S>kip mode */
510 dotgoto(ipc, towhere, 1, 0);
511 remove_march("_FLOOR_", floor_being_left);
513 else if (mode == GF_ZAP) { /* <;Z>ap mode */
514 dotgoto(ipc, towhere, 1, 0);
515 remove_march("_FLOOR_", floor_being_left);
516 forget_all_rooms_on(ipc, floor_being_left);
522 void gotofloor(CtdlIPC * ipc, char *towhere, int mode) {
524 int r; /* IPC response code */
526 char buf[SIZ], targ[SIZ];
528 if (floorlist[0][0] == 0)
531 for (a = 0; a < 128; ++a)
532 if (!strcasecmp(&floorlist[a][0], towhere))
536 for (a = 0; a < 128; ++a) {
537 if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
543 for (a = 0; a < 128; ++a)
544 if (pattern(towhere, &floorlist[a][0]) > 0)
548 scr_printf("No floor '%s'.\n", towhere);
551 for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
552 if ((mptr->march_floor) == tofloor) {
553 gf_toroom(ipc, mptr->march_name, mode);
558 /* Find first known room on the floor */
562 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
564 struct march *tmp = mptr;
566 /*. . . according to room order */
568 strcpy(targ, pop_march(tofloor, mptr));
575 if (!IsEmptyStr(targ)) {
576 gf_toroom(ipc, targ, mode);
580 /* No known rooms on the floor; unzap the first one then */
584 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
586 struct march *tmp = mptr;
588 /*. . . according to room order */
590 strcpy(targ, pop_march(tofloor, mptr));
597 if (!IsEmptyStr(targ)) {
598 gf_toroom(ipc, targ, mode);
601 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
607 * Indexing mechanism for a room list, called by gotoroomstep()
609 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal) {
610 char roomname[ROOMNAMELEN];
611 static int cur_rmslot = 0;
618 if (rp->lnext != NULL) {
619 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
622 if (sigcaught == 0) {
623 strcpy(roomname, rp->rlname);
625 if (rmname != NULL) {
626 if (cur_rmslot == findrmslot) {
627 strcpy(rmname, roomname);
630 if (rmslot != NULL) {
631 if (!strcmp(roomname, findrmname)) {
632 *rmslot = cur_rmslot;
638 if (rp->rnext != NULL) {
639 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
642 if ((rmname == NULL) && (rmslot == NULL))
645 if (rmtotal != NULL) {
646 *rmtotal = cur_rmslot;
651 * step through rooms on current floor
653 void gotoroomstep(CtdlIPC * ipc, int direction, int mode) {
654 struct march *listing = NULL;
656 int r; /* IPC response code */
658 struct ctdlroomlisting *rl = NULL;
659 struct ctdlroomlisting *rp;
660 struct ctdlroomlisting *rs;
662 char rmname[ROOMNAMELEN];
666 /* Ask the server for a room list */
667 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
674 for (mptr = listing; mptr != NULL; mptr = mptr->next) {
677 if (floor_mode && (mptr->march_floor != curr_floor))
681 rp = malloc(sizeof(struct ctdlroomlisting));
682 strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
683 rp->rlflags = mptr->march_flags;
684 rp->rlfloor = mptr->march_floor;
685 rp->rlorder = mptr->march_order;
695 if (rordercmp(rp, rs) < 0) {
696 if (rs->lnext == NULL) {
705 if (rs->rnext == NULL) {
718 /* Find position of current room */
719 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
720 room_tree_list_query(rl, room_name, 0, NULL, &rmslot, &rmtotal);
722 if (direction == 0) { /* Previous room */
723 /* If we're at the first room, wrap to the last room */
725 rmslot = rmtotal - 1;
731 else { /* Next room */
732 /* If we're at the last room, wrap to the first room */
733 if (rmslot == rmtotal - 1) {
741 /* Get name of next/previous room */
742 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
743 room_tree_list_query(rl, NULL, rmslot, rmname, NULL, NULL);
746 room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
748 if (mode == 0) { /* not skipping */
752 /* Free the room list */
754 mptr = listing->next;
759 dotgoto(ipc, rmname, 1, 0);
764 * step through floors on system
766 void gotofloorstep(CtdlIPC * ipc, int direction, int mode) {
769 if (floorlist[0][0] == 0)
774 if (direction == 0) { /* Previous floor */
776 tofloor = curr_floor - 1;
780 while (!floorlist[tofloor][0])
783 else { /* Next floor */
784 if (curr_floor < 127)
785 tofloor = curr_floor + 1;
789 while (!floorlist[tofloor][0] && tofloor < 127)
791 if (!floorlist[tofloor][0])
794 /* ;g works when not in floor mode so . . . */
796 scr_printf("(%s)\n", floorlist[tofloor]);
799 gotofloor(ipc, floorlist[tofloor], mode);
800 if (curr_floor != tofloor) { /* gotofloor failed */
801 curr_floor = tofloor;
802 goto empty_keep_going;
808 * Display user 'preferences'.
810 extern int rc_prompt_control;
811 void read_config(CtdlIPC * ipc) {
814 int r; /* IPC response code */
815 char _fullname[USERNAME_SIZE];
819 struct ctdluser *user = NULL;
821 /* get misc user info */
822 r = CtdlIPCGetBio(ipc, fullname, &resp, buf);
824 scr_printf("%s\n", buf);
827 extract_token(_fullname, buf, 1, '|', sizeof fullname);
828 _usernum = extract_long(buf, 2);
829 _axlevel = extract_int(buf, 3);
830 _lastcall = extract_long(buf, 4);
834 /* get preferences */
835 r = CtdlIPCGetConfig(ipc, &user, buf);
837 scr_printf("%s\n", buf);
842 /* show misc user info */
843 if (_lastcall > 0L) {
844 scr_printf("Last login: %s", asctime(localtime(&_lastcall)));
848 /* show preferences */
849 scr_printf("Are you an experienced Citadel user: ");
851 scr_printf("%s\n", (user->flags & US_EXPERT) ? "Yes" : "No");
853 scr_printf("Print last old message on New message request: ");
855 scr_printf("%s\n", (user->flags & US_LASTOLD) ? "Yes" : "No");
857 scr_printf("Prompt after each message: ");
859 scr_printf("%s\n", (!(user->flags & US_NOPROMPT)) ? "Yes" : "No");
861 if ((user->flags & US_NOPROMPT) == 0) {
862 scr_printf("Use 'disappearing' prompts: ");
864 scr_printf("%s\n", (user->flags & US_DISAPPEAR) ? "Yes" : "No");
867 scr_printf("Pause after each screenful of text: ");
869 scr_printf("%s\n", (user->flags & US_PAGINATOR) ? "Yes" : "No");
871 if (rc_prompt_control == 3 && (user->flags & US_PAGINATOR)) {
872 scr_printf("<N>ext and <S>top work at paginator prompt: ");
874 scr_printf("%s\n", (user->flags & US_PROMPTCTL) ? "Yes" : "No");
877 if (rc_floor_mode == RC_DEFAULT) {
878 scr_printf("View rooms by floor: ");
880 scr_printf("%s\n", (user->flags & US_FLOORS) ? "Yes" : "No");
883 if (rc_ansi_color == 3) {
884 scr_printf("Enable color support: ");
886 scr_printf("%s\n", (user->flags & US_COLOR) ? "Yes" : "No");
889 scr_printf("Be unlisted in userlog: ");
891 scr_printf("%s\n", (user->flags & US_UNLISTED) ? "Yes" : "No");
893 if (!IsEmptyStr(editor_path)) {
894 scr_printf("Always enter messages with the full-screen editor: ");
896 scr_printf("%s\n", (user->flags & US_EXTEDIT) ? "Yes" : "No");
904 * Display system statistics.
906 void system_info(CtdlIPC * ipc) {
910 int mrtg_users, mrtg_active_users;
911 char mrtg_server_uptime[40];
914 /* get #users, #active & server uptime */
915 CtdlIPCGenericCommand(ipc, "MRTG|users", NULL, 0, &resp, &bytes, buf);
916 mrtg_users = extract_int(resp, 0);
917 remove_token(resp, 0, '\n');
918 mrtg_active_users = extract_int(resp, 0);
919 remove_token(resp, 0, '\n');
920 extract_token(mrtg_server_uptime, resp, 0, '\n', sizeof mrtg_server_uptime);
924 /* get high message# */
925 CtdlIPCGenericCommand(ipc, "MRTG|messages", NULL, 0, &resp, &bytes, buf);
926 mrtg_himessage = extract_long(resp, 0);
930 /* refresh server info just in case */
931 CtdlIPCServerInfo(ipc, buf);
933 scr_printf("You are connected to %s (%s) @%s\n", ipc->ServInfo.nodename, ipc->ServInfo.humannode, ipc->ServInfo.fqdn);
934 scr_printf("running %s with text client v%.2f,\n", ipc->ServInfo.software, (float) CLIENT_VERSION / 100);
935 scr_printf("server build %s,\n", ipc->ServInfo.svn_revision, (float) CLIENT_VERSION / 100);
936 scr_printf("and located in %s.\n", ipc->ServInfo.site_location);
937 scr_printf("Connected users %d / Active users %d / Highest message #%ld\n", mrtg_users, mrtg_active_users, mrtg_himessage);
938 scr_printf("Server uptime: %s\n", mrtg_server_uptime);
939 scr_printf("Your system administrator is %s.\n", ipc->ServInfo.sysadm);
944 * forget all rooms on current floor
946 void forget_this_floor(CtdlIPC * ipc) {
947 if (curr_floor == 0) {
948 scr_printf("Can't forget this floor.\n");
951 if (floorlist[0][0] == 0) {
954 scr_printf("Are you sure you want to forget all rooms on %s? ", &floorlist[(int) curr_floor][0]);
959 gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
964 * set floor mode depending on client, server, and user settings
966 void set_floor_mode(CtdlIPC * ipc) {
967 if (ipc->ServInfo.ok_floors == 0) {
968 floor_mode = 0; /* Don't use floors if the server */
970 /* doesn't support them! */
972 if (rc_floor_mode == RC_NO) { /* never use floors */
975 if (rc_floor_mode == RC_YES) { /* always use floors */
978 if (rc_floor_mode == RC_DEFAULT) { /* user choice */
979 floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
985 * Set or change the user's password
987 int set_password(CtdlIPC * ipc) {
992 if (!IsEmptyStr(rc_password)) {
993 strcpy(pass1, rc_password);
994 strcpy(pass2, rc_password);
997 IFNEXPERT formout(ipc, "changepw");
998 newprompt("Enter a new password: ", pass1, -19);
999 newprompt("Enter it again to confirm: ", pass2, -19);
1003 if (!strcasecmp(pass1, pass2)) {
1004 CtdlIPCChangePassword(ipc, pass1, buf);
1005 scr_printf("%s\n", buf);
1006 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
1010 scr_printf("*** They don't match... try again.\n");
1017 * get info about the server we've connected to
1019 void get_serv_info(CtdlIPC * ipc, char *supplied_hostname) {
1022 CtdlIPCServerInfo(ipc, buf);
1023 moreprompt = ipc->ServInfo.moreprompt;
1025 /* be nice and identify ourself to the server */
1026 CtdlIPCIdentifySoftware(ipc, CLIENT_TYPE, 0, CLIENT_VERSION,
1027 (ipc->isLocal ? "local" : "Citadel text mode client"), (supplied_hostname) ? supplied_hostname :
1028 /* Look up the , in the bible if you're confused */
1029 (locate_host(ipc, buf), buf), buf);
1031 // Indicate to the server that we prefer to decode Base64 and
1032 // quoted-printable on the client side.
1033 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "dont_decode") / 100) != 2) {
1034 scr_printf("Error %s:%d", __FILE__, __LINE__);
1039 * Tell the server what our preferred content formats are.
1041 * Originally we preferred HTML over plain text because we can format
1042 * it to the reader's screen width, but since our HTML-to-text parser
1043 * isn't really all that great, it's probably better to just go with
1044 * the plain text when we have it available.
1046 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/plain|text/html|text/x-markdown") / 100) != 2) {
1047 scr_printf("Error %s:%d", __FILE__, __LINE__);
1054 * Session username compare function for SortOnlineUsers()
1056 int rwho_username_cmp(const void *rec1, const void *rec2) {
1059 u1 = strchr(rec1, '|');
1060 u2 = strchr(rec2, '|');
1062 return strcasecmp((u1 ? ++u1 : ""), (u2 ? ++u2 : ""));
1067 * Idle time compare function for SortOnlineUsers()
1069 int idlecmp(const void *rec1, const void *rec2) {
1072 i1 = extract_long(rec1, 5);
1073 i2 = extract_long(rec2, 5);
1084 * Sort the list of online users by idle time.
1085 * This function frees the supplied buffer, and returns a new one
1086 * to the caller. The caller is responsible for freeing the returned buffer.
1088 * If 'condense' is nonzero, multiple sessions for the same user will be
1089 * combined into one for brevity.
1091 char *SortOnlineUsers(char *listing, int condense) {
1098 rows = num_tokens(listing, '\n');
1099 sortbuf = malloc(rows * SIZ);
1100 if (sortbuf == NULL)
1102 retbuf = malloc(rows * SIZ);
1103 if (retbuf == NULL) {
1108 /* Copy the list into a fixed-record-size array for sorting */
1109 for (i = 0; i < rows; ++i) {
1110 memset(buf, 0, SIZ);
1111 extract_token(buf, listing, i, '\n', sizeof buf);
1112 memcpy(&sortbuf[i * SIZ], buf, (size_t) SIZ);
1115 /* Sort by idle time */
1116 qsort(sortbuf, rows, SIZ, idlecmp);
1118 /* Combine multiple sessions for the same user */
1120 qsort(sortbuf, rows, SIZ, rwho_username_cmp);
1122 for (i = 1; i < rows; ++i)
1124 char u1[USERNAME_SIZE];
1125 char u2[USERNAME_SIZE];
1126 extract_token(u1, &sortbuf[(i - 1) * SIZ], 1, '|', sizeof u1);
1127 extract_token(u2, &sortbuf[i * SIZ], 1, '|', sizeof u2);
1128 if (!strcasecmp(u1, u2)) {
1129 memcpy(&sortbuf[i * SIZ], &sortbuf[(i + 1) * SIZ], (rows - i - 1) * SIZ);
1135 qsort(sortbuf, rows, SIZ, idlecmp); /* idle sort again */
1138 /* Copy back to a \n delimited list */
1140 for (i = 0; i < rows; ++i) {
1141 if (!IsEmptyStr(&sortbuf[i * SIZ])) {
1142 strcat(retbuf, &sortbuf[i * SIZ]);
1144 strcat(retbuf, "\n");
1154 * Display list of users currently logged on to the server
1156 void who_is_online(CtdlIPC * ipc, int longlist) {
1157 char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1159 char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1160 char clientsoft[SIZ];
1162 time_t idletime, idlehours, idlemins, idlesecs;
1163 int last_session = (-1);
1165 char *listing = NULL;
1166 int r; /* IPC response code */
1168 if (longlist == 2) {
1174 color(BRIGHT_WHITE);
1175 scr_printf(" User Name Room ");
1176 if (screenwidth >= 80)
1177 scr_printf(" Idle From host");
1180 scr_printf(" ------------------------- --------------------");
1181 if (screenwidth >= 80)
1182 scr_printf(" ---- ------------------------");
1185 r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1186 listing = SortOnlineUsers(listing, (!longlist));
1188 while (!IsEmptyStr(listing)) {
1191 /* Get another line */
1192 extract_token(buf, listing, 0, '\n', sizeof buf);
1193 remove_token(listing, 0, '\n');
1195 extract_token(username, buf, 1, '|', sizeof username);
1196 extract_token(roomname, buf, 2, '|', sizeof roomname);
1197 extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1198 extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1199 extract_token(flags, buf, 7, '|', sizeof flags);
1201 idletime = timenow - extract_long(buf, 5);
1202 idlehours = idletime / 3600;
1203 idlemins = (idletime - (idlehours * 3600)) / 60;
1204 idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1206 if (idletime > rc_idle_threshold) {
1213 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1214 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1215 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1217 scr_printf(" Flags: %s\n", flags);
1218 scr_printf("Session: %d\n", extract_int(buf, 0));
1219 scr_printf(" Name: %s\n", username);
1220 scr_printf("In room: %s\n", roomname);
1221 scr_printf(" Host: %s\n", fromhost);
1222 scr_printf(" Client: %s\n", clientsoft);
1223 scr_printf(" Idle: %ld:%02ld:%02ld\n", (long) idlehours, (long) idlemins, (long) idlesecs);
1225 if ((!IsEmptyStr(actual_user) && !IsEmptyStr(actual_room) && !IsEmptyStr(actual_host))) {
1226 scr_printf("(really ");
1227 if (!IsEmptyStr(actual_user))
1228 scr_printf("<%s> ", actual_user);
1229 if (!IsEmptyStr(actual_room))
1230 scr_printf("in <%s> ", actual_room);
1231 if (!IsEmptyStr(actual_host))
1232 scr_printf("from <%s> ", actual_host);
1240 if (extract_int(buf, 0) == last_session) {
1244 color(BRIGHT_MAGENTA);
1245 scr_printf("%-3s", flags);
1247 last_session = extract_int(buf, 0);
1249 scr_printf("%-25s ", username);
1250 color(BRIGHT_MAGENTA);
1252 scr_printf("%-20s", roomname);
1254 if (screenwidth >= 80) {
1256 if (idletime > rc_idle_threshold) {
1257 /* over 1000d, must be gone fishing */
1258 if (idlehours > 23999) {
1262 else if (idlehours > 239) {
1263 scr_printf("%3ldd", idlehours / 24);
1266 else if (idlehours > 9) {
1267 scr_printf("%1ldd%02ld", idlehours / 24, idlehours % 24);
1268 /* less than 10 hours */
1271 scr_printf("%1ld:%02ld", idlehours, idlemins);
1279 fromhost[24] = '\0';
1280 scr_printf("%-24s", fromhost);
1292 void enternew(CtdlIPC * ipc, char *desc, char *buf, int maxlen) {
1294 snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1295 newprompt(bbb, buf, maxlen);
1299 int shift(int argc, char **argv, int start, int count) {
1302 for (i = start; i < (argc - count); ++i) {
1303 argv[i] = argv[i + count];
1305 argc = argc - count;
1310 static void statusHook(char *s) {
1318 int main(int argc, char **argv) {
1320 char aaa[100], bbb[100]; /* general purpose variables */
1321 char argbuf[64]; /* command line buf */
1322 char *telnet_client_host = NULL;
1323 char *sptr, *sptr2; /* USed to extract the nonce */
1325 struct ctdlipcmisc chek;
1326 struct ctdluser *myself = NULL;
1327 CtdlIPC *ipc; /* Our server connection */
1328 int r; /* IPC result code */
1329 int rv = 0; /* fetch but ignore syscall return value to suppress warnings */
1333 char relhome[PATH_MAX] = "";
1334 char ctdldir[PATH_MAX] = CTDLDIR;
1336 calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
1338 #ifdef HAVE_BACKTRACE
1339 bzero(¶ms, sizeof(params));
1340 params.debugLevel = ECRASH_DEBUG_VERBOSE;
1341 params.dumpAllThreads = TRUE;
1342 params.useBacktraceSymbols = 1;
1343 params.signals[0] = SIGSEGV;
1344 params.signals[1] = SIGILL;
1345 params.signals[2] = SIGBUS;
1346 params.signals[3] = SIGABRT;
1348 setIPCErrorPrintf(scr_printf);
1349 setCryptoStatusHook(statusHook);
1351 stty_ctdl(SB_SAVE); /* Store the old terminal parameters */
1352 load_command_set(); /* parse the citadel.rc file */
1353 stty_ctdl(SB_NO_INTR); /* Install the new ones */
1354 signal(SIGPIPE, dropcarr); /* Cleanup gracefully if local conn. dropped */
1355 signal(SIGTERM, dropcarr); /* Cleanup gracefully if terminated */
1356 signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1358 signal(SIGWINCH, scr_winch); /* Window resize signal */
1362 arg_encrypt = RC_DEFAULT;
1365 // Handle command line options as if we were called like /bin/login (i.e. from in.telnetd)
1366 for (a = 0; a < argc; ++a) {
1367 if ((argc > a + 1) && (!strcmp(argv[a], "-h"))) {
1368 telnet_client_host = argv[a + 1];
1369 argc = shift(argc, argv, a, 2);
1371 if (!strcmp(argv[a], "-x")) {
1373 arg_encrypt = RC_NO;
1375 argc = shift(argc, argv, a, 1);
1377 if (!strcmp(argv[a], "-X")) {
1379 arg_encrypt = RC_YES;
1380 argc = shift(argc, argv, a, 1);
1382 fprintf(stderr, "Not compiled with encryption support");
1386 if (!strcmp(argv[a], "-p")) {
1387 // ignore this argument when called from telnetd
1388 argc = shift(argc, argv, a, 1);
1393 /* Get screen dimensions. First we go to a default of 80x24.
1394 * Then attempt to read the actual screen size from the terminal.
1396 check_screen_dims();
1398 scr_printf("Attaching to server...\n");
1399 ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1401 error_printf("Can't connect: %s\n", strerror(errno));
1405 CtdlIPC_SetNetworkStatusCallback(ipc, scr_wait_indicator);
1407 if (!(ipc->isLocal)) {
1408 scr_printf("Connected to %s [%s].\n", ipc->ip_hostname, ipc->ip_address);
1411 ipc_for_signal_handlers = ipc; /* KLUDGE cover your eyes */
1413 CtdlIPC_chat_recv(ipc, aaa);
1414 if (aaa[0] != '2') {
1415 scr_printf("%s\n", &aaa[4]);
1416 logoff(ipc, atoi(aaa));
1419 #ifdef HAVE_OPENSSLLLLLL
1420 /* Evaluate encryption preferences */
1421 if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1422 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1423 secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1425 error_printf("Can't encrypt: %s\n", aaa);
1430 get_serv_info(ipc, telnet_client_host);
1431 scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode, ipc->ServInfo.site_location);
1433 scr_printf(" pause next stop\n");
1434 scr_printf(" ctrl-s ctrl-o ctrl-c\n\n");
1435 formout(ipc, "hello"); /* print the opening greeting */
1438 GSTA: /* See if we have a username and password on disk */
1439 if (rc_remember_passwords) {
1440 get_stored_password(hostbuf, portbuf, fullname, password);
1441 if (!IsEmptyStr(fullname)) {
1442 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1444 r = CtdlIPCTryPassword(ipc, password, aaa);
1447 load_user_info(aaa);
1451 set_stored_password(hostbuf, portbuf, "", "");
1459 if (!IsEmptyStr(rc_username)) {
1460 strcpy(fullname, rc_username);
1463 newprompt("Enter your name: ", fullname, 29);
1466 if (!strcasecmp(fullname, "new")) { /* just in case */
1467 scr_printf("Please enter the name you wish to log in with.\n");
1469 } while ((!strcasecmp(fullname, "bbs"))
1470 || (!strcasecmp(fullname, "new"))
1471 || (IsEmptyStr(fullname)));
1473 if (!strcasecmp(fullname, "off")) {
1478 /* FIXME this is a stupid way to do guest mode but it's a reasonable test harness FIXME */
1479 if ((ipc->ServInfo.guest_logins) && (!strcasecmp(fullname, "guest"))) {
1483 /* sign on to the server */
1484 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1488 /* password authentication */
1489 if (!IsEmptyStr(rc_password)) {
1490 strcpy(password, rc_password);
1493 newprompt("\rPlease enter your password: ", password, -(SIZ - 1));
1496 r = CtdlIPCTryPassword(ipc, password, aaa);
1499 r = CtdlIPCTryPassword(ipc, password, aaa);
1503 load_user_info(aaa);
1504 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, password);
1507 scr_printf("<< wrong password >>\n");
1508 if (!IsEmptyStr(rc_password))
1512 NEWUSR:if (IsEmptyStr(rc_password)) {
1513 scr_printf("'%s' not found.\n", fullname);
1514 scr_printf("Type 'off' if you would like to exit.\n");
1515 if (ipc->ServInfo.newuser_disabled == 1) {
1518 scr_printf("Do you want to create a new user account called '%s'? ", fullname);
1524 r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1526 scr_printf("%s\n", aaa);
1529 load_user_info(aaa);
1531 while (set_password(ipc) != 0);
1534 enter_config(ipc, 1);
1537 /* Switch color support on or off if we're in user mode */
1538 if (rc_ansi_color == 3) {
1539 if (userflags & US_COLOR)
1545 color(BRIGHT_WHITE);
1546 if (lastcall > 0L) {
1547 scr_printf("Last login: %s", asctime(localtime(&lastcall)));
1551 r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1557 scr_printf("*** You have a new private message in Mail>\n");
1559 scr_printf("*** You have %d new private messages in Mail>\n", b);
1561 if (!IsEmptyStr(rc_gotmail_cmd)) {
1562 rv = system(rc_gotmail_cmd);
1564 scr_printf("*** failed to check for mail calling %s Reason %d.\n", rc_gotmail_cmd, rv);
1568 if ((axlevel >= AxAideU) && (chek.needvalid > 0)) {
1569 scr_printf("*** Users need validation\n");
1571 if (chek.needregis > 0) {
1572 scr_printf("*** Please register.\n");
1573 formout(ipc, "register");
1577 /* Make up some temporary filenames for use in various parts of the
1578 * program. Don't mess with these once they've been set, because we
1579 * will be unlinking them later on in the program and we don't
1580 * want to delete something that we didn't create. */
1581 CtdlMakeTempFileName(temp, sizeof temp);
1582 CtdlMakeTempFileName(temp2, sizeof temp2);
1583 CtdlMakeTempFileName(tempdir, sizeof tempdir);
1585 r = CtdlIPCGetConfig(ipc, &myself, aaa);
1586 set_floor_mode(ipc);
1588 /* Enter the lobby */
1589 dotgoto(ipc, "_BASEROOM_", 1, 0);
1591 /* Main loop for the system... user is logged in. */
1596 readmsgs(ipc, LastMessages, ReadForward, 5);
1598 readmsgs(ipc, NewMessages, ReadForward, 0);
1600 /* MAIN COMMAND LOOP */
1602 mcmd = getcmd(ipc, argbuf); /* Get keyboard command */
1605 check_screen_dims(); /* get screen size */
1611 display_help(ipc, "help");
1614 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1617 entmsg(ipc, 0, 1, 0);
1620 entmsg(ipc, 0, 2, 0);
1623 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 1);
1625 case 5: /* <G>oto */
1629 case 47: /* <A>bandon */
1632 case 90: /* <.A>bandon */
1633 dotgoto(ipc, argbuf, 0, 0);
1635 case 58: /* <M>ail */
1637 dotgoto(ipc, "_MAIL_", 1, 0);
1640 if (!IsEmptyStr(argbuf)) {
1642 dotgoto(ipc, argbuf, 0, 0);
1646 if (!IsEmptyStr(argbuf)) {
1647 dotgoto(ipc, argbuf, 0, 0);
1650 case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1651 dotungoto(ipc, argbuf);
1654 readmsgs(ipc, AllMessages, ReadForward, 0);
1657 readmsgs(ipc, LastMessages, ReadForward, 5);
1660 readmsgs(ipc, NewMessages, ReadForward, 0);
1663 readmsgs(ipc, AllMessages, ReadReverse, 0);
1666 readmsgs(ipc, OldMessages, ReadReverse, 0);
1669 readmsgs(ipc, LastMessages, ReadForward, atoi(argbuf));
1685 userlist(ipc, argbuf);
1753 cli_image_upload(ipc, "_userpic_");
1756 cli_image_upload(ipc, "_roompic_");
1763 if (argbuf[0] == 0) {
1764 strcpy(argbuf, "?");
1766 display_help(ipc, argbuf);
1770 formout(ipc, "register");
1775 scr_printf("Are you sure (y/n)? ");
1784 scr_printf("All users will be disconnected! " "Really terminate the server? ");
1787 r = CtdlIPCTerminateServerNow(ipc, aaa);
1788 scr_printf("%s\n", aaa);
1797 scr_printf("Do you really want to schedule a " "server shutdown? ");
1799 r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
1803 ("The Citadel server will terminate when all users are logged off.\n");
1806 scr_printf("The Citadel server will not terminate.\n");
1813 network_config_management(ipc, "listrecp", "Message-by-message mailing list recipients");
1817 network_config_management(ipc, "digestrecp", "Digest mailing list recipients");
1829 who_is_online(ipc, 0);
1833 who_is_online(ipc, 1);
1837 who_is_online(ipc, 2);
1841 do_system_configuration(ipc);
1845 do_internet_configuration(ipc);
1857 enter_config(ipc, 2);
1861 enter_config(ipc, 0);
1862 set_floor_mode(ipc);
1866 enter_config(ipc, 3);
1867 set_floor_mode(ipc);
1871 gotofloor(ipc, argbuf, GF_GOTO);
1875 gotofloor(ipc, argbuf, GF_SKIP);
1879 forget_this_floor(ipc);
1911 knrooms(ipc, floor_mode);
1921 misc_server_cmd(ipc, argbuf);
1925 edit_system_message(ipc, argbuf);
1945 case 110: /* <+> Next room */
1946 gotoroomstep(ipc, 1, 0);
1949 case 111: /* <-> Previous room */
1950 gotoroomstep(ipc, 0, 0);
1953 case 112: /* <>> Next floor */
1954 gotofloorstep(ipc, 1, GF_GOTO);
1957 case 113: /* <<> Previous floor */
1958 gotofloorstep(ipc, 0, GF_GOTO);
1961 case 116: /* <.> skip to <+> Next room */
1962 gotoroomstep(ipc, 1, 1);
1965 case 117: /* <.> skip to <-> Previous room */
1966 gotoroomstep(ipc, 0, 1);
1969 case 118: /* <.> skip to <>> Next floor */
1970 gotofloorstep(ipc, 1, GF_SKIP);
1973 case 119: /* <.> skip to <<> Previous floor */
1974 gotofloorstep(ipc, 0, GF_SKIP);
1985 case 120: /* .KAnonymous */
1986 dotknown(ipc, 0, NULL);
1989 case 121: /* .KDirectory */
1990 dotknown(ipc, 1, NULL);
1993 case 122: /* .KMatch */
1994 dotknown(ipc, 2, argbuf);
1997 case 123: /* .KpreferredOnly */
1998 dotknown(ipc, 3, NULL);
2001 case 124: /* .KPrivate */
2002 dotknown(ipc, 4, NULL);
2005 case 125: /* .KRead only */
2006 dotknown(ipc, 5, NULL);
2009 case 127: /* Configure POP3 aggregation */
2010 do_pop3client_configuration(ipc);
2013 case 128: /* Configure XML/RSS feed retrieval */
2014 do_rssclient_configuration(ipc);
2020 } while (termn8 == 0);
2022 TERMN8:scr_printf("%s logged out.", fullname);
2024 color(ORIGINAL_PAIR);
2026 while (marchptr != NULL) {
2027 remove_march(marchptr->march_name, 0);
2030 scr_printf("\n\nType 'off' to disconnect, or next user...\n");
2033 if ((mcmd == 29) || (mcmd == 15)) {
2034 stty_ctdl(SB_RESTORE);
2035 formout(ipc, "goodbye");
2038 /* Free the ungoto list */
2039 for (lp = 0; lp < uglistsize; lp++) {