4 * Citadel message support routines
5 * see COPYING for copyright information
11 #include <sys/types.h>
22 #if TIME_WITH_SYS_TIME
23 # include <sys/time.h>
27 # include <sys/time.h>
38 #include <libcitadel.h>
40 #include "citadel_ipc.h"
41 #include "citadel_decls.h"
50 #define MAXWORDBUF SIZ
51 #define NO_REPLY_TO "nobody ... xxxxxx"
54 char reply_subject[SIZ];
55 char reply_references[SIZ];
56 char reply_inreplyto[SIZ];
60 char text[MAXWORDBUF];
63 void stty_ctdl(int cmd);
64 int haschar(const char *st, int ch);
65 void ctdl_getline(char *string, int lim);
66 int file_checksum(char *filename);
67 void progress(CtdlIPC* ipc, unsigned long curr, unsigned long cmax);
69 unsigned long *msg_arr = NULL;
72 char rc_alt_semantics;
73 extern char room_name[];
74 extern char tempdir[];
75 extern unsigned room_flags;
76 extern unsigned room_flags2;
77 extern long highest_msg_read;
80 extern int screenwidth;
81 extern int screenheight;
82 extern long maxmsgnum;
85 extern char is_room_aide;
86 extern char fullname[];
88 extern unsigned userflags;
89 extern char sigcaught;
90 extern char printcmd[];
91 extern int rc_allow_attachments;
92 extern int rc_display_message_numbers;
93 extern int rc_force_mail_prompts;
94 extern int editor_pid;
95 extern CtdlIPC *ipc_for_signal_handlers; /* KLUDGE cover your eyes */
97 char urls[MAXURLS][SIZ];
99 int has_images = 0; /* Current msg has images */
100 struct parts *last_message_parts = NULL; /* Parts from last msg */
104 void ka_sigcatch(int signum)
107 signal(SIGALRM, ka_sigcatch);
108 CtdlIPCNoop(ipc_for_signal_handlers);
113 * server keep-alive version of wait() (needed for external editor)
115 pid_t ka_wait(int *kstatus)
120 signal(SIGALRM, ka_sigcatch);
124 } while (errno == EINTR);
125 signal(SIGALRM, SIG_IGN);
132 * version of system() that uses ka_wait()
134 int ka_system(char *shc)
143 perror("Cannot fork");
145 return ((pid_t) childpid);
149 execlp("/bin/sh", "sh", "-c", shc, NULL);
155 waitpid = ka_wait(&retcode);
156 } while (waitpid != childpid);
166 * add a newline to the buffer...
168 void add_newline(struct cittext *textlist)
173 while (ptr->next != NULL)
176 while (ptr->text[strlen(ptr->text) - 1] == 32)
177 ptr->text[strlen(ptr->text) - 1] = 0;
178 /* strcat(ptr->text,"\n"); */
180 ptr->next = (struct cittext *)
181 malloc(sizeof(struct cittext));
184 strcpy(ptr->text, "");
189 * add a word to the buffer...
191 void add_word(struct cittext *textlist, char *wordbuf)
196 while (ptr->next != NULL)
199 if (3 + strlen(ptr->text) + strlen(wordbuf) > screenwidth) {
200 ptr->next = (struct cittext *)
201 malloc(sizeof(struct cittext));
204 strcpy(ptr->text, "");
207 strcat(ptr->text, wordbuf);
208 strcat(ptr->text, " ");
213 * begin editing of an opened file pointed to by fp
215 void citedit(CtdlIPC *ipc, FILE * fp)
217 int a, prev, finished, b, last_space;
219 struct cittext *textlist = NULL;
221 char wordbuf[MAXWORDBUF];
224 /* first, load the text into the buffer */
226 textlist = (struct cittext *) malloc(sizeof(struct cittext));
227 textlist->next = NULL;
228 strcpy(textlist->text, "");
232 while (a = getc(fp), a >= 0) {
234 if ((a == 32) || (a == 9) || (a == 13) || (a == 10)) {
235 add_word(textlist, wordbuf);
237 if ((prev == 13) || (prev == 10)) {
238 add_word(textlist, "\n");
239 add_newline(textlist);
240 add_word(textlist, "");
243 wordbuf[strlen(wordbuf) + 1] = 0;
244 wordbuf[strlen(wordbuf)] = a;
246 if (strlen(wordbuf) + 3 > screenwidth) {
247 add_word(textlist, wordbuf);
255 prev = (appending ? 13 : (-1));
267 if ((a != 32) && (prev == 13)) {
268 add_word(textlist, "\n");
272 if ((a == 32) && (prev == 13)) {
273 add_word(textlist, "\n");
274 add_newline(textlist);
278 if (!IsEmptyStr(wordbuf)) {
279 wordbuf[strlen(wordbuf) - 1] = 0;
284 } else if (a == 23) {
286 wordbuf[strlen(wordbuf) - 1] = 0;
290 } while (!IsEmptyStr(wordbuf) && wordbuf[strlen(wordbuf) - 1] != ' ');
291 } else if (a == 13) {
293 if (IsEmptyStr(wordbuf))
296 for (b = 0; b < strlen(wordbuf); ++b)
297 if (wordbuf[b] == 32) {
305 add_word(textlist, wordbuf);
310 wordbuf[strlen(wordbuf) + 1] = 0;
311 wordbuf[strlen(wordbuf)] = a;
313 if ((strlen(wordbuf) + 3) > screenwidth) {
315 for (b = 0; b < strlen(wordbuf); ++b)
316 if (wordbuf[b] == 32)
318 if (last_space >= 0) {
319 for (b = 0; b < strlen(wordbuf); ++b)
320 if (wordbuf[b] == 32) {
328 for (b = 0; b < strlen(wordbuf); ++b) {
333 scr_printf("\n%s", wordbuf);
335 add_word(textlist, wordbuf);
341 } while (finished == 0);
344 /* write the buffer back to disk */
346 for (ptr = textlist; ptr != NULL; ptr = ptr->next) {
347 fprintf(fp, "%s", ptr->text);
351 rv = ftruncate(fileno(fp), ftell(fp));
353 /* and deallocate the memory we used */
354 while (textlist != NULL) {
355 ptr = textlist->next;
363 * Free the struct parts
365 void free_parts(struct parts *p)
367 struct parts *a_part = p;
373 a_part = a_part->next;
380 * Read a message from the server
382 int read_message(CtdlIPC *ipc,
383 long num, /* message number */
384 int pagin, /* 0 = normal read, 1 = read with pagination, 2 = header */
385 FILE *dest) /* Destination file, NULL for screen */
392 struct ctdlipcmessage *message = NULL;
393 int r; /* IPC response code */
394 char *converted_text = NULL;
401 int final_line_is_blank = 0;
408 strcpy(reply_to, NO_REPLY_TO);
409 strcpy(reply_subject, "");
410 strcpy(reply_references, "");
411 strcpy(reply_inreplyto, "");
413 r = CtdlIPCGetSingleMessage(ipc, num, (pagin == READ_HEADER ? 1 : 0), 4, &message, buf);
415 err_printf("*** msg #%ld: %d %s\n", num, r, buf);
417 lines_printed = checkpagin(lines_printed, pagin, screenheight);
420 free_parts(message->attachments);
426 fprintf(dest, "\n ");
430 lines_printed = checkpagin(lines_printed, pagin, screenheight);
434 if (pagin == 1 && !dest) {
438 /* View headers only */
440 pprintf("nhdr=%s\nfrom=%s\ntype=%d\nmsgn=%s\n",
441 message->nhdr ? "yes" : "no",
442 message->author, message->type,
444 if (!IsEmptyStr(message->subject)) {
445 pprintf("subj=%s\n", message->subject);
447 if (!IsEmptyStr(message->email)) {
448 pprintf("rfca=%s\n", message->email);
450 pprintf("hnod=%s\nroom=%s\nnode=%s\ntime=%s",
451 message->hnod, message->room,
453 asctime(localtime(&message->time)));
454 if (!IsEmptyStr(message->recipient)) {
455 pprintf("rcpt=%s\n", message->recipient);
457 if (message->attachments) {
460 for (ptr = message->attachments; ptr; ptr = ptr->next) {
461 pprintf("part=%s|%s|%s|%s|%s|%ld\n",
462 ptr->name, ptr->filename, ptr->number,
463 ptr->disposition, ptr->mimetype,
470 free_parts(message->attachments);
475 if (rc_display_message_numbers) {
477 fprintf(dest, "[#%s] ", message->msgid);
482 scr_printf("#%s", message->msgid);
487 if (nhdr == 1 && !is_room_aide) {
489 fprintf(dest, " ****");
494 fmt_date(now, sizeof now, message->time, 0);
496 fprintf(dest, "%s from %s ", now, message->author);
497 if (!IsEmptyStr(message->email)) {
498 fprintf(dest, "<%s> ", message->email);
502 scr_printf("%s ", now);
506 scr_printf("%s ", message->author);
507 if (!IsEmptyStr(message->email)) {
511 scr_printf("%s", message->email);
516 if (!IsEmptyStr(message->node)) {
517 if ((room_flags & QR_NETWORK)
518 || ((strcasecmp(message->node, ipc->ServInfo.nodename)
519 && (strcasecmp(message->node, ipc->ServInfo.fqdn))))) {
520 if (IsEmptyStr(message->email)) {
522 fprintf(dest, "@%s ", message->node);
526 color(BRIGHT_YELLOW);
527 scr_printf("%s ", message->node);
532 if (strcasecmp(message->hnod, ipc->ServInfo.humannode)
533 && (!IsEmptyStr(message->hnod)) && (IsEmptyStr(message->email))) {
535 fprintf(dest, "(%s) ", message->hnod);
540 scr_printf("%s", message->hnod);
545 if (strcasecmp(message->room, room_name) && (IsEmptyStr(message->email))) {
547 fprintf(dest, "in %s> ", message->room);
551 color(BRIGHT_MAGENTA);
552 scr_printf("%s> ", message->room);
555 if (!IsEmptyStr(message->recipient)) {
557 fprintf(dest, "to %s ", message->recipient);
562 scr_printf("%s ", message->recipient);
573 /* Set the reply-to address to an Internet e-mail address if possible
575 if ((message->email != NULL) && (!IsEmptyStr(message->email))) {
576 if (!IsEmptyStr(message->author)) {
577 snprintf(reply_to, sizeof reply_to, "%s <%s>", message->author, message->email);
580 safestrncpy(reply_to, message->email, sizeof reply_to);
584 /* But if we can't do that, set it to a Citadel address.
586 if (!strcmp(reply_to, NO_REPLY_TO)) {
587 snprintf(reply_to, sizeof(reply_to), "%s @ %s",
588 message->author, message->node);
593 lines_printed = checkpagin(lines_printed, pagin, screenheight);
597 if (message->msgid != NULL) {
598 safestrncpy(reply_inreplyto, message->msgid, sizeof reply_inreplyto);
601 if (message->references != NULL) if (!IsEmptyStr(message->references)) {
602 safestrncpy(reply_references, message->references, sizeof reply_references);
605 if (message->subject != NULL) {
606 safestrncpy(reply_subject, message->subject, sizeof reply_subject);
607 if (!IsEmptyStr(message->subject)) {
609 fprintf(dest, "Subject: %s\n",
613 scr_printf("Subject: ");
615 scr_printf("%s\n", message->subject);
617 lines_printed = checkpagin(lines_printed,
618 pagin, screenheight);
623 if (pagin == 1 && !dest) {
627 /******* end of header output, start of message text output *******/
630 * Convert HTML to plain text, formatting for the actual width
631 * of the client screen.
633 if (!strcasecmp(message->content_type, "text/html")) {
634 converted_text = html_to_ascii(message->text, 0, screenwidth, 0);
635 if (converted_text != NULL) {
637 message->text = converted_text;
642 /* Text/plain is a different type */
643 if (!strcasecmp(message->content_type, "text/plain")) {
648 num_urls = 0; /* Start with a clean slate */
649 searchptr = message->text;
650 while ( (searchptr != NULL) && (num_urls < MAXURLS) ) {
651 searchptr = strstr(searchptr, "http://");
652 if (searchptr != NULL) {
653 safestrncpy(urls[num_urls], searchptr, sizeof(urls[num_urls]));
654 for (i = 0; i < strlen(urls[num_urls]); i++) {
655 ch = urls[num_urls][i];
656 if (ch == '>' || ch == '\"' || ch == ')' ||
657 ch == ' ' || ch == '\n') {
658 urls[num_urls][i] = 0;
670 if (format_type == 0) {
671 fr = fmout(screenwidth, NULL, message->text, dest,
672 ((pagin == 1) ? 1 : 0), screenheight, (-1), 1);
674 /* renderer for text/plain */
676 lineptr = message->text;
679 nextline = strchr(lineptr, '\n');
680 if (nextline != NULL) {
683 if (*nextline == 0) nextline = NULL;
686 if (sigcaught == 0) {
687 linelen = strlen(lineptr);
688 if (linelen && (lineptr[linelen-1] == '\r')) {
689 lineptr[--linelen] = 0;
692 fprintf(dest, "%s\n", lineptr);
694 scr_printf("%s\n", lineptr);
695 lines_printed = lines_printed + 1 +
696 (linelen / screenwidth);
698 checkpagin(lines_printed, pagin,
702 if (lineptr[0] == 0) final_line_is_blank = 1;
703 else final_line_is_blank = 0;
708 if (!final_line_is_blank) {
715 lines_printed = checkpagin(lines_printed, pagin, screenheight);
720 /* Enumerate any attachments */
721 if ( (pagin == 1) && (message->attachments) ) {
724 for (ptr = message->attachments; ptr; ptr = ptr->next) {
725 if ( (!strcasecmp(ptr->disposition, "attachment"))
726 || (!strcasecmp(ptr->disposition, "inline"))
727 || (!strcasecmp(ptr->disposition, ""))
729 if ( (strcasecmp(ptr->number, message->mime_chosen))
730 && (!IsEmptyStr(ptr->mimetype))
734 color(BRIGHT_MAGENTA);
735 pprintf("%s", ptr->number);
739 pprintf("%s", ptr->filename);
741 pprintf(" (%s, %ld bytes)\n", ptr->mimetype, ptr->length);
742 if (!strncmp(ptr->mimetype, "image/", 6)) {
750 /* Save the attachments info for later */
751 last_message_parts = message->attachments;
757 if (pagin == 1 && !dest)
764 * replace string function for the built-in editor
766 void replace_string(char *filename, long int startpos)
775 int substitutions = 0;
779 scr_printf("Enter text to be replaced:\n: ");
780 ctdl_getline(srch_str, (sizeof(srch_str)-1) );
781 if (IsEmptyStr(srch_str)) {
785 scr_printf("Enter text to replace it with:\n: ");
786 ctdl_getline(rplc_str, (sizeof(rplc_str)-1) );
788 fp = fopen(filename, "r+");
794 fseek(fp, startpos, 0);
796 while (a = getc(fp), a > 0) {
798 buf[strlen(buf) + 1] = 0;
799 buf[strlen(buf)] = a;
800 if (strlen(buf) >= strlen(srch_str)) {
801 ptr = (&buf[strlen(buf) - strlen(srch_str)]);
802 if (!strncmp(ptr, srch_str, strlen(srch_str))) {
803 strcpy(ptr, rplc_str);
807 if (strlen(buf) > 384) {
810 rv = fwrite((char *) buf, 128, 1, fp);
811 strcpy(buf, &buf[128]);
817 if (!IsEmptyStr(buf)) {
818 rv = fwrite((char *) buf, strlen(buf), 1, fp);
822 rv = truncate(filename, wpos);
823 scr_printf("<R>eplace made %d substitution(s).\n\n", substitutions);
827 * Function to begin composing a new message
829 int client_make_message(CtdlIPC *ipc,
830 char *filename, /* temporary file name */
831 char *recipient, /* NULL if it's not mail */
835 char *subject, /* buffer to store subject line */
836 int subject_required)
843 char *editor_path = NULL;
848 if((mode-2) < MAX_EDITORS && !IsEmptyStr(editor_paths[mode-2])) {
849 editor_path = editor_paths[mode-2];
850 } else if (!IsEmptyStr(editor_paths[0])) {
851 editor_path = editor_paths[0];
853 err_printf("*** No editor available, "
854 "using built-in editor\n");
859 fmt_date(datestr, sizeof datestr, time(NULL), 0);
862 if (room_flags & QR_ANONONLY && !recipient) {
863 snprintf(header, sizeof header, " ****");
866 snprintf(header, sizeof header,
869 (is_anonymous ? "[anonymous]" : fullname)
871 if (!IsEmptyStr(recipient)) {
872 size_t tmp = strlen(header);
873 snprintf(&header[tmp], sizeof header - tmp,
874 " to %s", recipient);
877 scr_printf("%s\n", header);
878 if (subject != NULL) if (!IsEmptyStr(subject)) {
879 scr_printf("Subject: %s\n", subject);
882 if ( (subject_required) && (IsEmptyStr(subject)) ) {
883 newprompt("Subject: ", subject, 70);
889 scr_printf("(Press ctrl-d when finished)\n");
893 fp = fopen(filename, "r");
895 fmout(screenwidth, fp, NULL, NULL, 0,
900 fp = fopen(filename, "w");
902 err_printf("*** Error opening temp file!\n"
904 filename, strerror(errno));
914 fp = fopen(filename, "r+");
916 err_printf("*** Error opening temp file!\n"
918 filename, strerror(errno));
926 fp = fopen(filename, "a");
928 err_printf("*** Error opening temp file!\n"
930 filename, strerror(errno));
950 default: /* allow 2+ modes */
951 e_ex_code = 1; /* start with a failed exit code */
953 stty_ctdl(SB_RESTORE);
955 cksum = file_checksum(filename);
956 if (editor_pid == 0) {
959 chmod(filename, 0600);
960 snprintf(tmp, sizeof tmp, "WINDOW_TITLE=%s", header);
962 execlp(editor_path, editor_path, filename, NULL);
968 b = ka_wait(&e_ex_code);
969 } while ((b != editor_pid) && (b >= 0));
976 MECR: if (mode >= 2) {
977 if (file_checksum(filename) == cksum) {
978 err_printf("*** Aborted message.\n");
981 if (e_ex_code == 0) {
987 b = keymenu("Entry command (? for options)",
988 "<A>bort|<C>ontinue|<S>ave message|<P>rint formatted|"
990 "<R>eplace string|<H>old message");
992 if (b == 'a') goto MEABT;
993 if (b == 'c') goto ME1;
994 if (b == 's') goto MEFIN;
996 scr_printf(" %s from %s", datestr, fullname);
997 if (!IsEmptyStr(recipient)) {
998 scr_printf(" to %s", recipient);
1001 if (subject != NULL) if (!IsEmptyStr(subject)) {
1002 scr_printf("Subject: %s\n", subject);
1004 fp = fopen(filename, "r");
1006 fmout(screenwidth, fp, NULL, NULL,
1007 ((userflags & US_PAGINATOR) ? 1 : 0),
1008 screenheight, 0, 0);
1015 replace_string(filename, 0L);
1022 if (subject != NULL) {
1023 newprompt("Subject: ", subject, 70);
1030 MEABT: scr_printf("Are you sure? ");
1034 MEABT2: unlink(filename);
1040 * Make sure there's room in msg_arr[] for at least one more.
1042 void check_msg_arr_size(void) {
1043 if ((num_msgs + 1) > msg_arr_size) {
1044 msg_arr_size += 512;
1045 msg_arr = realloc(msg_arr,
1046 ((sizeof(long)) * msg_arr_size) );
1052 * break_big_lines() - break up lines that are >1024 characters
1053 * otherwise the server will truncate
1055 void break_big_lines(char *msg) {
1064 while (strlen(ptr) > 1000) {
1065 break_here = strchr(&ptr[900], ' ');
1066 if ((break_here == NULL) || (break_here > &ptr[999])) {
1067 break_here = &ptr[999];
1076 * entmsg() - edit and create a message
1077 * returns 0 if message was saved
1079 int entmsg(CtdlIPC *ipc,
1080 int is_reply, /* nonzero if this was a <R>eply command */
1082 int masquerade /* prompt for a non-default display name? */
1091 struct ctdlipcmessage message;
1092 unsigned long *msgarr = NULL;
1093 int r; /* IPC response code */
1094 int subject_required = 0;
1101 strcpy(subject, "");
1104 * First, check to see if we have permission to enter a message in
1105 * this room. The server will return an error code if we can't.
1107 strcpy(message.recipient, "");
1108 strcpy(message.author, "");
1109 strcpy(message.subject, "");
1110 strcpy(message.references, "");
1111 message.text = ""; /* point to "", changes later */
1112 message.anonymous = 0;
1113 message.type = mode;
1116 newprompt("Display name for this message: ", message.author, 40);
1119 r = CtdlIPCPostMessage(ipc, 0, &subject_required, &message, buf);
1121 if (r / 100 != 2 && r / 10 != 57) {
1122 scr_printf("%s\n", buf);
1126 /* Error code 570 is special. It means that we CAN enter a message
1127 * in this room, but a recipient needs to be specified.
1134 /* If the user is a dumbass, tell them how to type. */
1135 if ((userflags & US_EXPERT) == 0) {
1136 formout(ipc, "entermsg");
1139 /* Handle the selection of a recipient, if necessary. */
1141 if (need_recp == 1) {
1144 strcpy(buf, reply_to);
1146 scr_printf("Enter recipient: ");
1147 ctdl_getline(buf, (SIZ-100) );
1148 if (IsEmptyStr(buf))
1152 strcpy(buf, "sysop");
1154 strcpy(message.recipient, buf);
1158 if (!IsEmptyStr(reply_subject)) {
1159 if (!strncasecmp(reply_subject,
1161 strcpy(message.subject, reply_subject);
1164 snprintf(message.subject,
1165 sizeof message.subject,
1171 /* Trim down excessively long lists of thread references. We eliminate the
1172 * second one in the list so that the thread root remains intact.
1174 int rrtok = num_tokens(reply_references, '|');
1175 int rrlen = strlen(reply_references);
1176 if ( ((rrtok >= 3) && (rrlen > 900)) || (rrtok > 10) ) {
1177 remove_token(reply_references, 1, '|');
1180 snprintf(message.references, sizeof message.references, "%s%s%s",
1182 (IsEmptyStr(reply_references) ? "" : "|"),
1187 if (room_flags & QR_ANONOPT) {
1188 scr_printf("Anonymous (Y/N)? ");
1190 message.anonymous = 1;
1193 /* If it's mail, we've got to check the validity of the recipient... */
1194 if (!IsEmptyStr(message.recipient)) {
1195 r = CtdlIPCPostMessage(ipc, 0, &subject_required, &message, buf);
1197 scr_printf("%s\n", buf);
1202 /* Learn the number of the newest message in in the room, so we can
1203 * tell upon saving whether someone else has posted too.
1206 r = CtdlIPCGetMessages(ipc, LastMessages, 1, NULL, &msgarr, buf);
1208 scr_printf("%s\n", buf);
1210 for (num_msgs = 0; msgarr[num_msgs]; num_msgs++)
1214 /* Now compose the message... */
1215 if (client_make_message(ipc, temp, message.recipient,
1216 message.anonymous, 0, c, message.subject, subject_required) != 0) {
1217 if (msgarr) free(msgarr);
1221 /* Reopen the temp file that was created, so we can send it */
1222 fp = fopen(temp, "r");
1224 if (!fp || !(message.text = load_message_from_file(fp))) {
1225 err_printf("*** Internal error while trying to save message!\n"
1227 temp, strerror(errno));
1234 /* Break lines that are >1024 characters, otherwise the server
1235 * will truncate them.
1237 break_big_lines(message.text);
1239 /* Transmit message to the server */
1240 r = CtdlIPCPostMessage(ipc, 1, NULL, &message, buf);
1242 scr_printf("%s\n", buf);
1246 /* Yes, unlink it now, so it doesn't stick around if we crash */
1249 if (num_msgs >= 1) highmsg = msgarr[num_msgs - 1];
1251 if (msgarr) free(msgarr);
1253 r = CtdlIPCGetMessages(ipc, NewMessages, 0, NULL, &msgarr, buf);
1255 scr_printf("%s\n", buf);
1257 for (num_msgs = 0; msgarr[num_msgs]; num_msgs++)
1261 /* get new highest message number in room to set lrp for goto... */
1262 maxmsgnum = msgarr[num_msgs - 1];
1264 /* now see if anyone else has posted in here */
1266 for (a = 0; a < num_msgs; ++a) {
1267 if (msgarr[a] > highmsg) {
1271 if (msgarr) free(msgarr);
1274 /* In the Mail> room, this algorithm always counts one message
1275 * higher than in public rooms, so we decrement it by one.
1282 scr_printf("*** 1 additional message has been entered "
1283 "in this room by another user.\n");
1286 scr_printf("*** %d additional messages have been entered "
1287 "in this room by other users.\n", b);
1295 * Do editing on a quoted file
1297 void process_quote(void)
1299 FILE *qfile, *tfile;
1301 int line, qstart, qend;
1303 /* Unlink the second temp file as soon as it's opened, so it'll get
1304 * deleted even if the program dies
1306 qfile = fopen(temp2, "r");
1309 /* Display the quotable text with line numbers added */
1311 if (fgets(buf, 128, qfile) == NULL) {
1312 /* we're skipping a line here */
1314 while (fgets(buf, 128, qfile) != NULL) {
1315 scr_printf("%3d %s", ++line, buf);
1317 scr_printf("Begin quoting at [1] : ");
1318 ctdl_getline(buf, 4);
1319 qstart = (buf[0] == 0) ? (1) : atoi(buf);
1320 scr_printf(" End quoting at [%d] : ", line);
1321 ctdl_getline(buf, 4);
1322 qend = (buf[0] == 0) ? (line) : atoi(buf);
1325 if (fgets(buf, 128, qfile) == NULL) {
1326 /* we're skipping a line here */
1328 tfile = fopen(temp, "w");
1329 while (fgets(buf, 128, qfile) != NULL) {
1330 if ((++line >= qstart) && (line <= qend))
1331 fprintf(tfile, " >%s", buf);
1333 fprintf(tfile, " \n");
1342 * List the URL's which were embedded in the previous message
1344 void list_urls(CtdlIPC *ipc)
1350 if (num_urls == 0) {
1351 scr_printf("There were no URL's in the previous message.\n\n");
1355 for (i = 0; i < num_urls; ++i) {
1356 scr_printf("%3d %s\n", i + 1, urls[i]);
1359 if ((i = num_urls) != 1)
1360 i = intprompt("Display which one", 1, 1, num_urls);
1362 snprintf(cmd, sizeof cmd, rc_url_cmd, urls[i - 1]);
1369 * Run image viewer in background
1371 int do_image_view(const char *filename)
1376 snprintf(cmd, sizeof cmd, imagecmd, filename);
1383 if (childpid == 0) {
1385 pid_t grandchildpid;
1387 grandchildpid = fork();
1388 if (grandchildpid < 0) {
1389 return grandchildpid;
1392 if (grandchildpid == 0) {
1397 nullfd = open("/dev/null", O_WRONLY);
1404 retcode = system(cmd);
1414 if (grandchildpid > 0) {
1422 waitpid(childpid, &retcode, 0);
1431 * View an image attached to a message
1433 void image_view(CtdlIPC *ipc, unsigned long msg)
1435 struct parts *ptr = last_message_parts;
1439 /* Run through available parts */
1440 for (ptr = last_message_parts; ptr; ptr = ptr->next) {
1441 if ((!strcasecmp(ptr->disposition, "attachment")
1442 || !strcasecmp(ptr->disposition, "inline"))
1443 && !strncmp(ptr->mimetype, "image/", 6)) {
1446 strcpy(part, ptr->number);
1453 strprompt("View which part (0 when done)", part, SIZ-1);
1455 for (ptr = last_message_parts; ptr; ptr = ptr->next) {
1456 if ((!strcasecmp(ptr->disposition, "attachment")
1457 || !strcasecmp(ptr->disposition, "inline"))
1458 && !strncmp(ptr->mimetype, "image/", 6)
1459 && !strcasecmp(ptr->number, part)) {
1462 void *file = NULL; /* The downloaded file */
1467 r = CtdlIPCAttachmentDownload(ipc, msg, ptr->number, &file, progress, buf);
1469 scr_printf("%s\n", buf);
1473 len = (size_t)extract_long(buf, 0);
1474 progress(ipc, len, len);
1476 CtdlMakeTempFileName(tmp, sizeof tmp);
1477 strcat(tmp, ptr->filename);
1478 save_buffer(file, len, tmp);
1492 * Read the messages in the current room
1494 void readmsgs(CtdlIPC *ipc,
1495 enum MessageList c, /* see listing in citadel_ipc.h */
1496 enum MessageDirection rdir, /* 1=Forward (-1)=Reverse */
1497 int q /* Number of msgs to read (if c==3) */
1499 int a, b, e, f, g, start;
1505 char prtfile[PATH_MAX];
1508 char targ[ROOMNAMELEN];
1509 char filename[PATH_MAX];
1510 char save_to[PATH_MAX];
1511 void *attachment = NULL; /* Downloaded attachment */
1512 FILE *dest = NULL; /* Alternate destination other than screen */
1513 int r; /* IPC response code */
1514 static int att_seq = 0; /* Attachment download sequence number */
1515 int rv = 0; /* silence the stupid warn_unused_result warnings */
1522 CtdlMakeTempFileName(prtfile, sizeof prtfile);
1528 r = CtdlIPCGetMessages(ipc, c, q, NULL, &msg_arr, cmd);
1530 scr_printf("%s\n", cmd);
1532 for (num_msgs = 0; msg_arr[num_msgs]; num_msgs++)
1536 if (num_msgs == 0) { /* TODO look at this later */
1537 if (c == LastMessages) return;
1538 scr_printf("*** There are no ");
1539 if (c == NewMessages) scr_printf("new ");
1540 if (c == OldMessages) scr_printf("old ");
1541 scr_printf("messages in this room.\n");
1547 /* this loop cycles through each message... */
1548 start = ((rdir == 1) ? 0 : (num_msgs - 1));
1549 for (a = start; ((a < num_msgs) && (a >= 0)); a = a + rdir) {
1550 while (msg_arr[a] == 0L) {
1552 if ((a == num_msgs) || (a == (-1)))
1556 RAGAIN: pagin = ((arcflag == 0)
1558 && (userflags & US_PAGINATOR)) ? 1 : 0;
1560 /* If we're doing a quote, set the screenwidth to 72 */
1562 hold_sw = screenwidth;
1566 /* If printing or archiving, set the screenwidth to 80 */
1568 hold_sw = screenwidth;
1572 /* clear parts list */
1573 free_parts(last_message_parts);
1574 last_message_parts = NULL;
1576 /* now read the message... */
1577 e = read_message(ipc, msg_arr[a], pagin, dest);
1579 /* ...and set the screenwidth back if we have to */
1580 if ((quotflag) || (arcflag)) {
1581 screenwidth = hold_sw;
1583 RMSGREAD: scr_flush();
1584 highest_msg_read = msg_arr[a];
1589 enable_color = hold_color;
1598 enable_color = hold_color;
1601 if (freopen(prtfile, "r", stdin) == NULL) {
1602 /* we probably should handle the error condition here */
1605 stty_ctdl(SB_RESTORE);
1606 ka_system(printcmd);
1607 stty_ctdl(SB_NO_INTR);
1615 } while ((g != f) && (g >= 0));
1616 scr_printf("Message printed.\n");
1618 if (rc_alt_semantics && c == 1) {
1621 r = CtdlIPCSetMessageSeen(ipc, msg_arr[a], 1, buf);
1625 if (((userflags & US_NOPROMPT) || (e == SIGINT))
1626 && (((room_flags & QR_MAILBOX) == 0)
1627 || (rc_force_mail_prompts == 0))) {
1632 color(BRIGHT_WHITE);
1633 scr_printf("%d", num_msgs - a - 1);
1637 keyopt("<B>ack <A>gain <R>eply reply<Q>uoted <N>ext <S>top ");
1638 if (rc_url_cmd[0] && num_urls)
1639 keyopt("<U>RLview ");
1640 if (has_images > 0 && !IsEmptyStr(imagecmd))
1641 keyopt("<I>mages ");
1642 keyopt("<?>help -> ");
1646 e = (inkey() & 127);
1648 /* return key same as <N> */ if (e == 10)
1650 /* space key same as <N> */ if (e == 32)
1652 /* del/move for aides only */
1653 if ( (!is_room_aide)
1654 && ((room_flags & QR_MAILBOX) == 0)
1655 && ((room_flags2 & QR2_COLLABDEL) == 0)
1657 if ((e == 'd') || (e == 'm'))
1660 /* print only if available */
1661 if ((e == 'p') && (IsEmptyStr(printcmd)))
1663 /* can't file if not allowed */
1665 && (rc_allow_attachments == 0))
1667 /* link only if browser avail*/
1669 && (IsEmptyStr(rc_url_cmd)))
1672 && (IsEmptyStr(imagecmd) || !has_images))
1674 } while ((e != 'a') && (e != 'n') && (e != 's')
1675 && (e != 'd') && (e != 'm') && (e != 'p')
1676 && (e != 'q') && (e != 'b') && (e != 'h')
1677 && (e != 'r') && (e != 'f') && (e != '?')
1678 && (e != 'u') && (e != 'c') && (e != 'y')
1679 && (e != 'i') && (e != 'o') );
1685 scr_printf("Again");
1688 scr_printf("Delete");
1700 scr_printf("Print");
1703 scr_printf("reply Quoted");
1709 scr_printf("Header");
1712 scr_printf("Reply");
1715 scr_printf("Open attachments");
1721 scr_printf("URL's");
1724 scr_printf("mY next");
1729 scr_printf("? <help>");
1732 if (userflags & US_DISAPPEAR || e == 'i')
1733 scr_printf("\r%79s\r", "");
1738 DONE_QUOTING: switch (e) {
1740 scr_printf("Options available here:\n"
1741 " ? Help (prints this message)\n"
1742 " S Stop reading immediately\n"
1743 " A Again (repeats last message)\n"
1744 " N Next (continue with next message)\n"
1745 " Y My Next (continue with next message you authored)\n"
1746 " B Back (go back to previous message)\n");
1748 || (room_flags & QR_MAILBOX)
1749 || (room_flags2 & QR2_COLLABDEL)
1751 scr_printf(" D Delete this message\n"
1752 " M Move message to another room\n");
1754 scr_printf(" C Copy message to another room\n");
1755 if (!IsEmptyStr(printcmd))
1756 scr_printf(" P Print this message\n");
1758 " Q Reply to this message, quoting portions of it\n"
1759 " H Headers (display message headers only)\n");
1761 scr_printf(" R Reply to this message\n");
1762 if (rc_allow_attachments) {
1763 scr_printf(" O (Open attachments)\n");
1764 scr_printf(" F (save attachments to a File)\n");
1766 if (!IsEmptyStr(rc_url_cmd))
1767 scr_printf(" U (list URL's for display)\n");
1768 if (!IsEmptyStr(imagecmd) && has_images > 0)
1769 scr_printf(" I Image viewer\n");
1774 dest = fopen(prtfile, "w");
1776 hold_color = enable_color;
1781 dest = fopen(temp2, "w");
1783 hold_color = enable_color;
1795 newprompt("Enter target room: ",
1796 targ, ROOMNAMELEN - 1);
1797 if (!IsEmptyStr(targ)) {
1798 r = CtdlIPCMoveMessage(ipc, (e == 'c' ? 1 : 0),
1799 msg_arr[a], targ, cmd);
1800 scr_printf("%s\n", cmd);
1806 if (r / 100 != 2) /* r will be init'ed, FIXME */
1807 goto RMSGREAD; /* the logic here sucks */
1811 newprompt("Which section? ", filename, ((sizeof filename) - 1));
1812 r = CtdlIPCAttachmentDownload(ipc, msg_arr[a],
1813 filename, &attachment, progress, cmd);
1815 scr_printf("%s\n", cmd);
1817 extract_token(filename, cmd, 2, '|', sizeof filename);
1819 * Part 1 won't have a filename; use the
1820 * subject of the message instead. IO
1822 if (IsEmptyStr(filename)) {
1823 strcpy(filename, reply_subject);
1825 if (e == 'o') { /* open attachment */
1826 mkdir(tempdir, 0700);
1827 snprintf(save_to, sizeof save_to, "%s/%04x.%s",
1831 save_buffer(attachment, extract_unsigned_long(cmd, 0), save_to);
1832 snprintf(cmd, sizeof cmd, rc_open_cmd, save_to);
1835 else { /* save attachment to disk */
1836 destination_directory(save_to, filename);
1837 save_buffer(attachment, extract_unsigned_long(cmd, 0), save_to);
1846 scr_printf("*** Delete this message? ");
1848 r = CtdlIPCDeleteMessage(ipc, msg_arr[a], cmd);
1849 scr_printf("%s\n", cmd);
1857 read_message(ipc, msg_arr[a], READ_HEADER, NULL);
1860 savedpos = num_msgs;
1861 entmsg(ipc, 1, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1862 num_msgs = savedpos;
1868 image_view(ipc, msg_arr[a]);
1871 { /* hack hack hack */
1872 /* find the next message by me, stay here if we find nothing */
1875 for (finda = (a + rdir); ((finda < num_msgs) && (finda >= 0)); finda += rdir)
1877 /* This is repetitively dumb, but that's what computers are for.
1878 We have to load up messages until we find one by us */
1881 struct ctdlipcmessage *msg = NULL;
1883 /* read the header so we can get 'from=' */
1884 r = CtdlIPCGetSingleMessage(ipc, msg_arr[finda], 1, 0, &msg, buf);
1885 if (!strncasecmp(msg->author, fullname, sizeof(fullname))) {
1886 a = lasta; /* meesa current */
1894 lasta = finda; /* keep one behind or we skip on the reentrance to the for */
1898 } /* end for loop */
1899 } /* end read routine */
1905 * View and edit a system message
1907 void edit_system_message(CtdlIPC *ipc, char *which_message)
1911 char write_cmd[SIZ];
1913 snprintf(desc, sizeof desc, "system message '%s'", which_message);
1914 snprintf(read_cmd, sizeof read_cmd, "MESG %s", which_message);
1915 snprintf(write_cmd, sizeof write_cmd, "EMSG %s", which_message);
1916 do_edit(ipc, desc, read_cmd, "NOOP", write_cmd);
1923 * Verify the message base
1925 void check_message_base(CtdlIPC *ipc)
1928 char *transcript = NULL;
1929 int r; /* IPC response code */
1932 ("Please read the documentation before running this command.\n"
1933 "Having done so, do you still want to check the message base? ");
1937 r = CtdlIPCMessageBaseCheck(ipc, &transcript, buf);
1939 scr_printf("%s\n", buf);
1943 while (transcript && !IsEmptyStr(transcript)) {
1945 extract_token(buf, transcript, 0, '\n', sizeof buf);
1946 remove_token(transcript, 0, '\n');
1947 pprintf("%s\n", buf);
1949 if (transcript) free(transcript);
1955 * Loads the contents of a file into memory. Caller must free the allocated
1958 char *load_message_from_file(FILE *src)
1964 fseek(src, 0, SEEK_END);
1968 dest = (char *)calloc(1, i + 1);
1975 g = fread(dest + got, 1, i - got, src);
1978 /* Interrupted system call, keep going */
1981 /* At this point we have either EOF or error */