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 |",
423 (secure ? "Encrypted" : "Unencrypted"),
424 ipc->ServInfo.humannode, ipc->ServInfo.site_location, room_name, 0); // FIXME use BIFF
428 /* Goto next room having unread messages.
429 * We want to skip over rooms that the user has already been to, and take the
430 * user back to the lobby when done. The room we end up in is placed in
431 * newroom - which is set to 0 (the lobby) initially.
433 void gotonext(CtdlIPC * ipc) {
435 struct march *mptr, *mptr2;
436 char next_room[ROOMNAMELEN];
438 // Check to see if the march-mode list is already allocated.
439 // If it is, pop the first room off the list and go there.
440 if (marchptr == NULL) {
441 CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages, AllFloors, &marchptr, buf);
443 // Add _BASEROOM_ to the end of the march list, so the user will end up
444 // in the system base room (usually the Lobby>) at the end of the loop.
445 mptr = (struct march *) malloc(sizeof(struct march));
447 mptr->march_order = 0;
448 mptr->march_floor = 0;
449 strcpy(mptr->march_name, "_BASEROOM_");
450 if (marchptr == NULL) {
455 while (mptr2->next != NULL)
460 // ...and remove the room we're currently in, so a <G>oto doesn't make us walk around in circles
461 remove_march(room_name, 0);
463 if (marchptr != NULL) {
464 strcpy(next_room, pop_march(curr_floor, marchptr));
467 strcpy(next_room, "_BASEROOM_");
469 remove_march(next_room, 0);
470 dotgoto(ipc, next_room, 1, 0);
474 // forget all rooms on a given floor
475 void forget_all_rooms_on(CtdlIPC * ipc, int ffloor) {
477 struct march *flist = NULL;
478 struct march *fptr = NULL;
479 struct ctdlipcroom *room = NULL;
480 int r; // IPC response code
482 scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
483 remove_march("_FLOOR_", ffloor);
484 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
486 scr_printf("Error %d: %s\n", r, buf);
490 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
492 r = CtdlIPCForgetRoom(ipc, buf);
494 scr_printf("Error %d: %s\n", r, buf);
507 // routine called by gotofloor() to move to a new room on a new floor
508 void gf_toroom(CtdlIPC * ipc, char *towhere, int mode) {
509 int floor_being_left;
511 floor_being_left = curr_floor;
513 if (mode == GF_GOTO) { /* <;G>oto mode */
515 dotgoto(ipc, towhere, 1, 0);
517 else if (mode == GF_SKIP) { /* <;S>kip mode */
518 dotgoto(ipc, towhere, 1, 0);
519 remove_march("_FLOOR_", floor_being_left);
521 else if (mode == GF_ZAP) { /* <;Z>ap mode */
522 dotgoto(ipc, towhere, 1, 0);
523 remove_march("_FLOOR_", floor_being_left);
524 forget_all_rooms_on(ipc, floor_being_left);
530 void gotofloor(CtdlIPC * ipc, char *towhere, int mode) {
532 int r; /* IPC response code */
534 char buf[SIZ], targ[SIZ];
536 if (floorlist[0][0] == 0)
539 for (a = 0; a < 128; ++a)
540 if (!strcasecmp(&floorlist[a][0], towhere))
544 for (a = 0; a < 128; ++a) {
545 if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
551 for (a = 0; a < 128; ++a)
552 if (pattern(towhere, &floorlist[a][0]) > 0)
556 scr_printf("No floor '%s'.\n", towhere);
559 for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
560 if ((mptr->march_floor) == tofloor) {
561 gf_toroom(ipc, mptr->march_name, mode);
566 /* Find first known room on the floor */
570 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
572 struct march *tmp = mptr;
574 /*. . . according to room order */
576 strcpy(targ, pop_march(tofloor, mptr));
583 if (!IsEmptyStr(targ)) {
584 gf_toroom(ipc, targ, mode);
588 /* No known rooms on the floor; unzap the first one then */
592 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
594 struct march *tmp = mptr;
596 /*. . . according to room order */
598 strcpy(targ, pop_march(tofloor, mptr));
605 if (!IsEmptyStr(targ)) {
606 gf_toroom(ipc, targ, mode);
609 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
615 * Indexing mechanism for a room list, called by gotoroomstep()
617 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal) {
618 char roomname[ROOMNAMELEN];
619 static int cur_rmslot = 0;
626 if (rp->lnext != NULL) {
627 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
630 if (sigcaught == 0) {
631 strcpy(roomname, rp->rlname);
633 if (rmname != NULL) {
634 if (cur_rmslot == findrmslot) {
635 strcpy(rmname, roomname);
638 if (rmslot != NULL) {
639 if (!strcmp(roomname, findrmname)) {
640 *rmslot = cur_rmslot;
646 if (rp->rnext != NULL) {
647 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
650 if ((rmname == NULL) && (rmslot == NULL))
653 if (rmtotal != NULL) {
654 *rmtotal = cur_rmslot;
659 * step through rooms on current floor
661 void gotoroomstep(CtdlIPC * ipc, int direction, int mode) {
662 struct march *listing = NULL;
664 int r; /* IPC response code */
666 struct ctdlroomlisting *rl = NULL;
667 struct ctdlroomlisting *rp;
668 struct ctdlroomlisting *rs;
670 char rmname[ROOMNAMELEN];
674 /* Ask the server for a room list */
675 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
682 for (mptr = listing; mptr != NULL; mptr = mptr->next) {
685 if (floor_mode && (mptr->march_floor != curr_floor))
689 rp = malloc(sizeof(struct ctdlroomlisting));
690 strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
691 rp->rlflags = mptr->march_flags;
692 rp->rlfloor = mptr->march_floor;
693 rp->rlorder = mptr->march_order;
703 if (rordercmp(rp, rs) < 0) {
704 if (rs->lnext == NULL) {
713 if (rs->rnext == NULL) {
726 /* Find position of current room */
727 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
728 room_tree_list_query(rl, room_name, 0, NULL, &rmslot, &rmtotal);
730 if (direction == 0) { /* Previous room */
731 /* If we're at the first room, wrap to the last room */
733 rmslot = rmtotal - 1;
739 else { /* Next room */
740 /* If we're at the last room, wrap to the first room */
741 if (rmslot == rmtotal - 1) {
749 /* Get name of next/previous room */
750 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
751 room_tree_list_query(rl, NULL, rmslot, rmname, NULL, NULL);
754 room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
756 if (mode == 0) { /* not skipping */
760 /* Free the room list */
762 mptr = listing->next;
767 dotgoto(ipc, rmname, 1, 0);
772 * step through floors on system
774 void gotofloorstep(CtdlIPC * ipc, int direction, int mode) {
777 if (floorlist[0][0] == 0)
782 if (direction == 0) { /* Previous floor */
784 tofloor = curr_floor - 1;
788 while (!floorlist[tofloor][0])
791 else { /* Next floor */
792 if (curr_floor < 127)
793 tofloor = curr_floor + 1;
797 while (!floorlist[tofloor][0] && tofloor < 127)
799 if (!floorlist[tofloor][0])
802 /* ;g works when not in floor mode so . . . */
804 scr_printf("(%s)\n", floorlist[tofloor]);
807 gotofloor(ipc, floorlist[tofloor], mode);
808 if (curr_floor != tofloor) { /* gotofloor failed */
809 curr_floor = tofloor;
810 goto empty_keep_going;
816 * Display user 'preferences'.
818 extern int rc_prompt_control;
819 void read_config(CtdlIPC * ipc) {
822 int r; /* IPC response code */
823 char _fullname[USERNAME_SIZE];
827 struct ctdluser *user = NULL;
829 /* get misc user info */
830 r = CtdlIPCGetBio(ipc, fullname, &resp, buf);
832 scr_printf("%s\n", buf);
835 extract_token(_fullname, buf, 1, '|', sizeof fullname);
836 _usernum = extract_long(buf, 2);
837 _axlevel = extract_int(buf, 3);
838 _lastcall = extract_long(buf, 4);
842 /* get preferences */
843 r = CtdlIPCGetConfig(ipc, &user, buf);
845 scr_printf("%s\n", buf);
850 /* show misc user info */
851 if (_lastcall > 0L) {
852 scr_printf("Last login: %s", asctime(localtime(&_lastcall)));
856 /* show preferences */
857 scr_printf("Are you an experienced Citadel user: ");
859 scr_printf("%s\n", (user->flags & US_EXPERT) ? "Yes" : "No");
861 scr_printf("Print last old message on New message request: ");
863 scr_printf("%s\n", (user->flags & US_LASTOLD) ? "Yes" : "No");
865 scr_printf("Prompt after each message: ");
867 scr_printf("%s\n", (!(user->flags & US_NOPROMPT)) ? "Yes" : "No");
869 if ((user->flags & US_NOPROMPT) == 0) {
870 scr_printf("Use 'disappearing' prompts: ");
872 scr_printf("%s\n", (user->flags & US_DISAPPEAR) ? "Yes" : "No");
875 scr_printf("Pause after each screenful of text: ");
877 scr_printf("%s\n", (user->flags & US_PAGINATOR) ? "Yes" : "No");
879 if (rc_prompt_control == 3 && (user->flags & US_PAGINATOR)) {
880 scr_printf("<N>ext and <S>top work at paginator prompt: ");
882 scr_printf("%s\n", (user->flags & US_PROMPTCTL) ? "Yes" : "No");
885 if (rc_floor_mode == RC_DEFAULT) {
886 scr_printf("View rooms by floor: ");
888 scr_printf("%s\n", (user->flags & US_FLOORS) ? "Yes" : "No");
891 if (rc_ansi_color == 3) {
892 scr_printf("Enable color support: ");
894 scr_printf("%s\n", (user->flags & US_COLOR) ? "Yes" : "No");
897 scr_printf("Be unlisted in userlog: ");
899 scr_printf("%s\n", (user->flags & US_UNLISTED) ? "Yes" : "No");
901 if (!IsEmptyStr(editor_path)) {
902 scr_printf("Always enter messages with the full-screen editor: ");
904 scr_printf("%s\n", (user->flags & US_EXTEDIT) ? "Yes" : "No");
912 * Display system statistics.
914 void system_info(CtdlIPC * ipc) {
918 int mrtg_users, mrtg_active_users;
919 char mrtg_server_uptime[40];
922 /* get #users, #active & server uptime */
923 CtdlIPCGenericCommand(ipc, "MRTG|users", NULL, 0, &resp, &bytes, buf);
924 mrtg_users = extract_int(resp, 0);
925 remove_token(resp, 0, '\n');
926 mrtg_active_users = extract_int(resp, 0);
927 remove_token(resp, 0, '\n');
928 extract_token(mrtg_server_uptime, resp, 0, '\n', sizeof mrtg_server_uptime);
932 /* get high message# */
933 CtdlIPCGenericCommand(ipc, "MRTG|messages", NULL, 0, &resp, &bytes, buf);
934 mrtg_himessage = extract_long(resp, 0);
938 /* refresh server info just in case */
939 CtdlIPCServerInfo(ipc, buf);
941 scr_printf("You are connected to %s (%s) @%s\n", ipc->ServInfo.nodename, ipc->ServInfo.humannode, ipc->ServInfo.fqdn);
942 scr_printf("running %s with text client v%.2f,\n", ipc->ServInfo.software, (float) CLIENT_VERSION / 100);
943 scr_printf("server build %s,\n", ipc->ServInfo.svn_revision, (float) CLIENT_VERSION / 100);
944 scr_printf("and located in %s.\n", ipc->ServInfo.site_location);
945 scr_printf("Connected users %d / Active users %d / Highest message #%ld\n", mrtg_users, mrtg_active_users, mrtg_himessage);
946 scr_printf("Server uptime: %s\n", mrtg_server_uptime);
947 scr_printf("Your system administrator is %s.\n", ipc->ServInfo.sysadm);
952 * forget all rooms on current floor
954 void forget_this_floor(CtdlIPC * ipc) {
955 if (curr_floor == 0) {
956 scr_printf("Can't forget this floor.\n");
959 if (floorlist[0][0] == 0) {
962 scr_printf("Are you sure you want to forget all rooms on %s? ", &floorlist[(int) curr_floor][0]);
967 gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
972 * set floor mode depending on client, server, and user settings
974 void set_floor_mode(CtdlIPC * ipc) {
975 if (ipc->ServInfo.ok_floors == 0) {
976 floor_mode = 0; /* Don't use floors if the server */
978 /* doesn't support them! */
980 if (rc_floor_mode == RC_NO) { /* never use floors */
983 if (rc_floor_mode == RC_YES) { /* always use floors */
986 if (rc_floor_mode == RC_DEFAULT) { /* user choice */
987 floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
993 * Set or change the user's password
995 int set_password(CtdlIPC * ipc) {
1000 if (!IsEmptyStr(rc_password)) {
1001 strcpy(pass1, rc_password);
1002 strcpy(pass2, rc_password);
1005 IFNEXPERT formout(ipc, "changepw");
1006 newprompt("Enter a new password: ", pass1, -19);
1007 newprompt("Enter it again to confirm: ", pass2, -19);
1011 if (!strcasecmp(pass1, pass2)) {
1012 CtdlIPCChangePassword(ipc, pass1, buf);
1013 scr_printf("%s\n", buf);
1014 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
1018 scr_printf("*** They don't match... try again.\n");
1025 * get info about the server we've connected to
1027 void get_serv_info(CtdlIPC * ipc, char *supplied_hostname) {
1030 CtdlIPCServerInfo(ipc, buf);
1031 moreprompt = ipc->ServInfo.moreprompt;
1033 /* be nice and identify ourself to the server */
1034 CtdlIPCIdentifySoftware(ipc, CLIENT_TYPE, 0, CLIENT_VERSION,
1035 (ipc->isLocal ? "local" : "Citadel text mode client"), (supplied_hostname) ? supplied_hostname :
1036 /* Look up the , in the bible if you're confused */
1037 (locate_host(ipc, buf), buf), buf);
1039 // Indicate to the server that we prefer to decode Base64 and
1040 // quoted-printable on the client side.
1041 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "dont_decode") / 100) != 2) {
1042 scr_printf("Error %s:%d", __FILE__ , __LINE__);
1047 * Tell the server what our preferred content formats are.
1049 * Originally we preferred HTML over plain text because we can format
1050 * it to the reader's screen width, but since our HTML-to-text parser
1051 * isn't really all that great, it's probably better to just go with
1052 * the plain text when we have it available.
1054 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/plain|text/html|text/x-markdown") / 100) != 2) {
1055 scr_printf("Error %s:%d", __FILE__ , __LINE__);
1062 * Session username compare function for SortOnlineUsers()
1064 int rwho_username_cmp(const void *rec1, const void *rec2) {
1067 u1 = strchr(rec1, '|');
1068 u2 = strchr(rec2, '|');
1070 return strcasecmp((u1 ? ++u1 : ""), (u2 ? ++u2 : ""));
1075 * Idle time compare function for SortOnlineUsers()
1077 int idlecmp(const void *rec1, const void *rec2) {
1080 i1 = extract_long(rec1, 5);
1081 i2 = extract_long(rec2, 5);
1092 * Sort the list of online users by idle time.
1093 * This function frees the supplied buffer, and returns a new one
1094 * to the caller. The caller is responsible for freeing the returned buffer.
1096 * If 'condense' is nonzero, multiple sessions for the same user will be
1097 * combined into one for brevity.
1099 char *SortOnlineUsers(char *listing, int condense) {
1106 rows = num_tokens(listing, '\n');
1107 sortbuf = malloc(rows * SIZ);
1108 if (sortbuf == NULL)
1110 retbuf = malloc(rows * SIZ);
1111 if (retbuf == NULL) {
1116 /* Copy the list into a fixed-record-size array for sorting */
1117 for (i = 0; i < rows; ++i) {
1118 memset(buf, 0, SIZ);
1119 extract_token(buf, listing, i, '\n', sizeof buf);
1120 memcpy(&sortbuf[i * SIZ], buf, (size_t) SIZ);
1123 /* Sort by idle time */
1124 qsort(sortbuf, rows, SIZ, idlecmp);
1126 /* Combine multiple sessions for the same user */
1128 qsort(sortbuf, rows, SIZ, rwho_username_cmp);
1130 for (i = 1; i < rows; ++i)
1132 char u1[USERNAME_SIZE];
1133 char u2[USERNAME_SIZE];
1134 extract_token(u1, &sortbuf[(i - 1) * SIZ], 1, '|', sizeof u1);
1135 extract_token(u2, &sortbuf[i * SIZ], 1, '|', sizeof u2);
1136 if (!strcasecmp(u1, u2)) {
1137 memcpy(&sortbuf[i * SIZ], &sortbuf[(i + 1) * SIZ], (rows - i - 1) * SIZ);
1143 qsort(sortbuf, rows, SIZ, idlecmp); /* idle sort again */
1146 /* Copy back to a \n delimited list */
1148 for (i = 0; i < rows; ++i) {
1149 if (!IsEmptyStr(&sortbuf[i * SIZ])) {
1150 strcat(retbuf, &sortbuf[i * SIZ]);
1152 strcat(retbuf, "\n");
1162 * Display list of users currently logged on to the server
1164 void who_is_online(CtdlIPC * ipc, int longlist) {
1165 char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1167 char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1168 char clientsoft[SIZ];
1170 time_t idletime, idlehours, idlemins, idlesecs;
1171 int last_session = (-1);
1173 char *listing = NULL;
1174 int r; /* IPC response code */
1176 if (longlist == 2) {
1182 color(BRIGHT_WHITE);
1183 scr_printf(" User Name Room ");
1184 if (screenwidth >= 80)
1185 scr_printf(" Idle From host");
1188 scr_printf(" ------------------------- --------------------");
1189 if (screenwidth >= 80)
1190 scr_printf(" ---- ------------------------");
1193 r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1194 listing = SortOnlineUsers(listing, (!longlist));
1196 while (!IsEmptyStr(listing)) {
1199 /* Get another line */
1200 extract_token(buf, listing, 0, '\n', sizeof buf);
1201 remove_token(listing, 0, '\n');
1203 extract_token(username, buf, 1, '|', sizeof username);
1204 extract_token(roomname, buf, 2, '|', sizeof roomname);
1205 extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1206 extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1207 extract_token(flags, buf, 7, '|', sizeof flags);
1209 idletime = timenow - extract_long(buf, 5);
1210 idlehours = idletime / 3600;
1211 idlemins = (idletime - (idlehours * 3600)) / 60;
1212 idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1214 if (idletime > rc_idle_threshold) {
1221 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1222 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1223 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1225 scr_printf(" Flags: %s\n", flags);
1226 scr_printf("Session: %d\n", extract_int(buf, 0));
1227 scr_printf(" Name: %s\n", username);
1228 scr_printf("In room: %s\n", roomname);
1229 scr_printf(" Host: %s\n", fromhost);
1230 scr_printf(" Client: %s\n", clientsoft);
1231 scr_printf(" Idle: %ld:%02ld:%02ld\n", (long) idlehours, (long) idlemins, (long) idlesecs);
1233 if ((!IsEmptyStr(actual_user) && !IsEmptyStr(actual_room) && !IsEmptyStr(actual_host))) {
1234 scr_printf("(really ");
1235 if (!IsEmptyStr(actual_user))
1236 scr_printf("<%s> ", actual_user);
1237 if (!IsEmptyStr(actual_room))
1238 scr_printf("in <%s> ", actual_room);
1239 if (!IsEmptyStr(actual_host))
1240 scr_printf("from <%s> ", actual_host);
1248 if (extract_int(buf, 0) == last_session) {
1252 color(BRIGHT_MAGENTA);
1253 scr_printf("%-3s", flags);
1255 last_session = extract_int(buf, 0);
1257 scr_printf("%-25s ", username);
1258 color(BRIGHT_MAGENTA);
1260 scr_printf("%-20s", roomname);
1262 if (screenwidth >= 80) {
1264 if (idletime > rc_idle_threshold) {
1265 /* over 1000d, must be gone fishing */
1266 if (idlehours > 23999) {
1270 else if (idlehours > 239) {
1271 scr_printf("%3ldd", idlehours / 24);
1274 else if (idlehours > 9) {
1275 scr_printf("%1ldd%02ld", idlehours / 24, idlehours % 24);
1276 /* less than 10 hours */
1279 scr_printf("%1ld:%02ld", idlehours, idlemins);
1287 fromhost[24] = '\0';
1288 scr_printf("%-24s", fromhost);
1300 void enternew(CtdlIPC * ipc, char *desc, char *buf, int maxlen) {
1302 snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1303 newprompt(bbb, buf, maxlen);
1307 int shift(int argc, char **argv, int start, int count) {
1310 for (i = start; i < (argc - count); ++i) {
1311 argv[i] = argv[i + count];
1313 argc = argc - count;
1318 static void statusHook(char *s) {
1326 int main(int argc, char **argv) {
1328 char aaa[100], bbb[100]; /* general purpose variables */
1329 char argbuf[64]; /* command line buf */
1330 char *telnet_client_host = NULL;
1331 char *sptr, *sptr2; /* USed to extract the nonce */
1333 struct ctdlipcmisc chek;
1334 struct ctdluser *myself = NULL;
1335 CtdlIPC *ipc; /* Our server connection */
1336 int r; /* IPC result code */
1337 int rv = 0; /* fetch but ignore syscall return value to suppress warnings */
1341 char relhome[PATH_MAX] = "";
1342 char ctdldir[PATH_MAX] = CTDLDIR;
1344 calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
1346 #ifdef HAVE_BACKTRACE
1347 bzero(¶ms, sizeof(params));
1348 params.debugLevel = ECRASH_DEBUG_VERBOSE;
1349 params.dumpAllThreads = TRUE;
1350 params.useBacktraceSymbols = 1;
1351 params.signals[0] = SIGSEGV;
1352 params.signals[1] = SIGILL;
1353 params.signals[2] = SIGBUS;
1354 params.signals[3] = SIGABRT;
1356 setIPCErrorPrintf(scr_printf);
1357 setCryptoStatusHook(statusHook);
1359 stty_ctdl(SB_SAVE); /* Store the old terminal parameters */
1360 load_command_set(); /* parse the citadel.rc file */
1361 stty_ctdl(SB_NO_INTR); /* Install the new ones */
1362 signal(SIGPIPE, dropcarr); /* Cleanup gracefully if local conn. dropped */
1363 signal(SIGTERM, dropcarr); /* Cleanup gracefully if terminated */
1364 signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1366 signal(SIGWINCH, scr_winch); /* Window resize signal */
1370 arg_encrypt = RC_DEFAULT;
1373 // Handle command line options as if we were called like /bin/login (i.e. from in.telnetd)
1374 for (a = 0; a < argc; ++a) {
1375 if ((argc > a + 1) && (!strcmp(argv[a], "-h"))) {
1376 telnet_client_host = argv[a + 1];
1377 argc = shift(argc, argv, a, 2);
1379 if (!strcmp(argv[a], "-x")) {
1381 arg_encrypt = RC_NO;
1383 argc = shift(argc, argv, a, 1);
1385 if (!strcmp(argv[a], "-X")) {
1387 arg_encrypt = RC_YES;
1388 argc = shift(argc, argv, a, 1);
1390 fprintf(stderr, "Not compiled with encryption support");
1394 if (!strcmp(argv[a], "-p")) {
1395 // ignore this argument when called from telnetd
1396 argc = shift(argc, argv, a, 1);
1401 /* Get screen dimensions. First we go to a default of 80x24.
1402 * Then attempt to read the actual screen size from the terminal.
1404 check_screen_dims();
1406 scr_printf("Attaching to server...\n");
1407 ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1409 error_printf("Can't connect: %s\n", strerror(errno));
1413 CtdlIPC_SetNetworkStatusCallback(ipc, scr_wait_indicator);
1415 if (!(ipc->isLocal)) {
1416 scr_printf("Connected to %s [%s].\n", ipc->ip_hostname, ipc->ip_address);
1419 ipc_for_signal_handlers = ipc; /* KLUDGE cover your eyes */
1421 CtdlIPC_chat_recv(ipc, aaa);
1422 if (aaa[0] != '2') {
1423 scr_printf("%s\n", &aaa[4]);
1424 logoff(ipc, atoi(aaa));
1427 #ifdef HAVE_OPENSSLLLLLL
1428 /* Evaluate encryption preferences */
1429 if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1430 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1431 secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1433 error_printf("Can't encrypt: %s\n", aaa);
1438 get_serv_info(ipc, telnet_client_host);
1439 scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode, ipc->ServInfo.site_location);
1441 scr_printf(" pause next stop\n");
1442 scr_printf(" ctrl-s ctrl-o ctrl-c\n\n");
1443 formout(ipc, "hello"); /* print the opening greeting */
1446 GSTA: /* See if we have a username and password on disk */
1447 if (rc_remember_passwords) {
1448 get_stored_password(hostbuf, portbuf, fullname, password);
1449 if (!IsEmptyStr(fullname)) {
1450 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1452 r = CtdlIPCTryPassword(ipc, password, aaa);
1455 load_user_info(aaa);
1459 set_stored_password(hostbuf, portbuf, "", "");
1467 if (!IsEmptyStr(rc_username)) {
1468 strcpy(fullname, rc_username);
1471 newprompt("Enter your name: ", fullname, 29);
1474 if (!strcasecmp(fullname, "new")) { /* just in case */
1475 scr_printf("Please enter the name you wish to log in with.\n");
1477 } while ((!strcasecmp(fullname, "bbs"))
1478 || (!strcasecmp(fullname, "new"))
1479 || (IsEmptyStr(fullname)));
1481 if (!strcasecmp(fullname, "off")) {
1486 /* FIXME this is a stupid way to do guest mode but it's a reasonable test harness FIXME */
1487 if ((ipc->ServInfo.guest_logins) && (!strcasecmp(fullname, "guest"))) {
1491 /* sign on to the server */
1492 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1496 /* password authentication */
1497 if (!IsEmptyStr(rc_password)) {
1498 strcpy(password, rc_password);
1501 newprompt("\rPlease enter your password: ", password, -(SIZ - 1));
1504 r = CtdlIPCTryPassword(ipc, password, aaa);
1507 r = CtdlIPCTryPassword(ipc, password, aaa);
1511 load_user_info(aaa);
1512 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, password);
1515 scr_printf("<< wrong password >>\n");
1516 if (!IsEmptyStr(rc_password))
1520 NEWUSR:if (IsEmptyStr(rc_password)) {
1521 scr_printf("'%s' not found.\n", fullname);
1522 scr_printf("Type 'off' if you would like to exit.\n");
1523 if (ipc->ServInfo.newuser_disabled == 1) {
1526 scr_printf("Do you want to create a new user account called '%s'? ", fullname);
1532 r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1534 scr_printf("%s\n", aaa);
1537 load_user_info(aaa);
1539 while (set_password(ipc) != 0);
1542 enter_config(ipc, 1);
1545 /* Switch color support on or off if we're in user mode */
1546 if (rc_ansi_color == 3) {
1547 if (userflags & US_COLOR)
1553 color(BRIGHT_WHITE);
1554 if (lastcall > 0L) {
1555 scr_printf("Last login: %s", asctime(localtime(&lastcall)));
1559 r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1565 scr_printf("*** You have a new private message in Mail>\n");
1567 scr_printf("*** You have %d new private messages in Mail>\n", b);
1569 if (!IsEmptyStr(rc_gotmail_cmd)) {
1570 rv = system(rc_gotmail_cmd);
1572 scr_printf("*** failed to check for mail calling %s Reason %d.\n", rc_gotmail_cmd, rv);
1576 if ((axlevel >= AxAideU) && (chek.needvalid > 0)) {
1577 scr_printf("*** Users need validation\n");
1579 if (chek.needregis > 0) {
1580 scr_printf("*** Please register.\n");
1581 formout(ipc, "register");
1585 /* Make up some temporary filenames for use in various parts of the
1586 * program. Don't mess with these once they've been set, because we
1587 * will be unlinking them later on in the program and we don't
1588 * want to delete something that we didn't create. */
1589 CtdlMakeTempFileName(temp, sizeof temp);
1590 CtdlMakeTempFileName(temp2, sizeof temp2);
1591 CtdlMakeTempFileName(tempdir, sizeof tempdir);
1593 r = CtdlIPCGetConfig(ipc, &myself, aaa);
1594 set_floor_mode(ipc);
1596 /* Enter the lobby */
1597 dotgoto(ipc, "_BASEROOM_", 1, 0);
1599 /* Main loop for the system... user is logged in. */
1604 readmsgs(ipc, LastMessages, ReadForward, 5);
1606 readmsgs(ipc, NewMessages, ReadForward, 0);
1608 /* MAIN COMMAND LOOP */
1610 mcmd = getcmd(ipc, argbuf); /* Get keyboard command */
1613 check_screen_dims(); /* get screen size */
1619 display_help(ipc, "help");
1622 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1625 entmsg(ipc, 0, 1, 0);
1628 entmsg(ipc, 0, 2, 0);
1631 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 1);
1633 case 5: /* <G>oto */
1637 case 47: /* <A>bandon */
1640 case 90: /* <.A>bandon */
1641 dotgoto(ipc, argbuf, 0, 0);
1643 case 58: /* <M>ail */
1645 dotgoto(ipc, "_MAIL_", 1, 0);
1648 if (!IsEmptyStr(argbuf)) {
1650 dotgoto(ipc, argbuf, 0, 0);
1654 if (!IsEmptyStr(argbuf)) {
1655 dotgoto(ipc, argbuf, 0, 0);
1658 case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1659 dotungoto(ipc, argbuf);
1662 readmsgs(ipc, AllMessages, ReadForward, 0);
1665 readmsgs(ipc, LastMessages, ReadForward, 5);
1668 readmsgs(ipc, NewMessages, ReadForward, 0);
1671 readmsgs(ipc, AllMessages, ReadReverse, 0);
1674 readmsgs(ipc, OldMessages, ReadReverse, 0);
1677 readmsgs(ipc, LastMessages, ReadForward, atoi(argbuf));
1693 userlist(ipc, argbuf);
1761 cli_image_upload(ipc, "_userpic_");
1764 cli_image_upload(ipc, "_roompic_");
1771 if (argbuf[0] == 0) {
1772 strcpy(argbuf, "?");
1774 display_help(ipc, argbuf);
1778 formout(ipc, "register");
1783 scr_printf("Are you sure (y/n)? ");
1792 scr_printf("All users will be disconnected! " "Really terminate the server? ");
1795 r = CtdlIPCTerminateServerNow(ipc, aaa);
1796 scr_printf("%s\n", aaa);
1805 scr_printf("Do you really want to schedule a " "server shutdown? ");
1807 r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
1811 ("The Citadel server will terminate when all users are logged off.\n");
1814 scr_printf("The Citadel server will not terminate.\n");
1821 network_config_management(ipc, "listrecp", "Message-by-message mailing list recipients");
1825 network_config_management(ipc, "digestrecp", "Digest mailing list recipients");
1837 who_is_online(ipc, 0);
1841 who_is_online(ipc, 1);
1845 who_is_online(ipc, 2);
1849 do_system_configuration(ipc);
1853 do_internet_configuration(ipc);
1865 enter_config(ipc, 2);
1869 enter_config(ipc, 0);
1870 set_floor_mode(ipc);
1874 enter_config(ipc, 3);
1875 set_floor_mode(ipc);
1879 gotofloor(ipc, argbuf, GF_GOTO);
1883 gotofloor(ipc, argbuf, GF_SKIP);
1887 forget_this_floor(ipc);
1919 knrooms(ipc, floor_mode);
1929 misc_server_cmd(ipc, argbuf);
1933 edit_system_message(ipc, argbuf);
1953 case 110: /* <+> Next room */
1954 gotoroomstep(ipc, 1, 0);
1957 case 111: /* <-> Previous room */
1958 gotoroomstep(ipc, 0, 0);
1961 case 112: /* <>> Next floor */
1962 gotofloorstep(ipc, 1, GF_GOTO);
1965 case 113: /* <<> Previous floor */
1966 gotofloorstep(ipc, 0, GF_GOTO);
1969 case 116: /* <.> skip to <+> Next room */
1970 gotoroomstep(ipc, 1, 1);
1973 case 117: /* <.> skip to <-> Previous room */
1974 gotoroomstep(ipc, 0, 1);
1977 case 118: /* <.> skip to <>> Next floor */
1978 gotofloorstep(ipc, 1, GF_SKIP);
1981 case 119: /* <.> skip to <<> Previous floor */
1982 gotofloorstep(ipc, 0, GF_SKIP);
1993 case 120: /* .KAnonymous */
1994 dotknown(ipc, 0, NULL);
1997 case 121: /* .KDirectory */
1998 dotknown(ipc, 1, NULL);
2001 case 122: /* .KMatch */
2002 dotknown(ipc, 2, argbuf);
2005 case 123: /* .KpreferredOnly */
2006 dotknown(ipc, 3, NULL);
2009 case 124: /* .KPrivate */
2010 dotknown(ipc, 4, NULL);
2013 case 125: /* .KRead only */
2014 dotknown(ipc, 5, NULL);
2017 case 127: /* Configure POP3 aggregation */
2018 do_pop3client_configuration(ipc);
2021 case 128: /* Configure XML/RSS feed retrieval */
2022 do_rssclient_configuration(ipc);
2028 } while (termn8 == 0);
2030 TERMN8:scr_printf("%s logged out.", fullname);
2032 color(ORIGINAL_PAIR);
2034 while (marchptr != NULL) {
2035 remove_march(marchptr->march_name, 0);
2038 scr_printf("\n\nType 'off' to disconnect, or next user...\n");
2041 if ((mcmd == 29) || (mcmd == 15)) {
2042 stty_ctdl(SB_RESTORE);
2043 formout(ipc, "goodbye");
2046 /* Free the ungoto list */
2047 for (lp = 0; lp < uglistsize; lp++) {