4 * Citadel message support routines
5 * see copyright.txt for copyright information
11 #include <sys/types.h>
22 #if TIME_WITH_SYS_TIME
23 # include <sys/time.h>
27 # include <sys/time.h>
39 #include "citadel_ipc.h"
40 #include "citadel_decls.h"
51 #define MAXWORDBUF SIZ
52 #define NO_REPLY_TO "nobody ... xxxxxx"
55 char reply_subject[SIZ];
59 char text[MAXWORDBUF];
62 void stty_ctdl(int cmd);
63 int haschar(const char *st, int ch);
64 void ctdl_getline(char *string, int lim);
65 int file_checksum(char *filename);
66 void progress(CtdlIPC* ipc, unsigned long curr, unsigned long cmax);
68 unsigned long *msg_arr = NULL;
71 char rc_alt_semantics;
72 extern char room_name[];
73 extern unsigned room_flags;
74 extern unsigned room_flags2;
75 extern long highest_msg_read;
78 extern int screenwidth;
79 extern int screenheight;
80 extern long maxmsgnum;
83 extern char is_room_aide;
84 extern char fullname[];
86 extern unsigned userflags;
87 extern char sigcaught;
88 extern char printcmd[];
89 extern int rc_allow_attachments;
90 extern int rc_display_message_numbers;
91 extern int rc_force_mail_prompts;
92 extern int editor_pid;
93 extern CtdlIPC *ipc_for_signal_handlers; /* KLUDGE cover your eyes */
95 char urls[MAXURLS][SIZ];
97 int has_images = 0; /* Current msg has images */
98 struct parts *last_message_parts = NULL; /* Parts from last msg */
102 void ka_sigcatch(int signum)
105 signal(SIGALRM, ka_sigcatch);
106 CtdlIPCNoop(ipc_for_signal_handlers);
111 * server keep-alive version of wait() (needed for external editor)
113 pid_t ka_wait(int *kstatus)
118 signal(SIGALRM, ka_sigcatch);
122 } while (errno == EINTR);
123 signal(SIGALRM, SIG_IGN);
130 * version of system() that uses ka_wait()
132 int ka_system(char *shc)
141 perror("Cannot fork");
143 return ((pid_t) childpid);
147 execlp("/bin/sh", "sh", "-c", shc, NULL);
153 waitpid = ka_wait(&retcode);
154 } while (waitpid != childpid);
164 * add a newline to the buffer...
166 void add_newline(struct cittext *textlist)
171 while (ptr->next != NULL)
174 while (ptr->text[strlen(ptr->text) - 1] == 32)
175 ptr->text[strlen(ptr->text) - 1] = 0;
176 /* strcat(ptr->text,"\n"); */
178 ptr->next = (struct cittext *)
179 malloc(sizeof(struct cittext));
182 strcpy(ptr->text, "");
187 * add a word to the buffer...
189 void add_word(struct cittext *textlist, char *wordbuf)
194 while (ptr->next != NULL)
197 if (3 + strlen(ptr->text) + strlen(wordbuf) > screenwidth) {
198 ptr->next = (struct cittext *)
199 malloc(sizeof(struct cittext));
202 strcpy(ptr->text, "");
205 strcat(ptr->text, wordbuf);
206 strcat(ptr->text, " ");
211 * begin editing of an opened file pointed to by fp
213 void citedit(CtdlIPC *ipc, FILE * fp)
215 int a, prev, finished, b, last_space;
217 struct cittext *textlist = NULL;
219 char wordbuf[MAXWORDBUF];
221 /* first, load the text into the buffer */
223 textlist = (struct cittext *) malloc(sizeof(struct cittext));
224 textlist->next = NULL;
225 strcpy(textlist->text, "");
229 while (a = getc(fp), a >= 0) {
231 if ((a == 32) || (a == 9) || (a == 13) || (a == 10)) {
232 add_word(textlist, wordbuf);
234 if ((prev == 13) || (prev == 10)) {
235 add_word(textlist, "\n");
236 add_newline(textlist);
237 add_word(textlist, "");
240 wordbuf[strlen(wordbuf) + 1] = 0;
241 wordbuf[strlen(wordbuf)] = a;
243 if (strlen(wordbuf) + 3 > screenwidth) {
244 add_word(textlist, wordbuf);
252 prev = (appending ? 13 : (-1));
264 if ((a != 32) && (prev == 13)) {
265 add_word(textlist, "\n");
269 if ((a == 32) && (prev == 13)) {
270 add_word(textlist, "\n");
271 add_newline(textlist);
275 if (strlen(wordbuf) > 0) {
276 wordbuf[strlen(wordbuf) - 1] = 0;
281 } else if (a == 23) {
283 wordbuf[strlen(wordbuf) - 1] = 0;
287 } while (strlen(wordbuf) && wordbuf[strlen(wordbuf) - 1] != ' ');
288 } else if (a == 13) {
290 if (strlen(wordbuf) == 0)
293 for (b = 0; b < strlen(wordbuf); ++b)
294 if (wordbuf[b] == 32) {
302 add_word(textlist, wordbuf);
307 wordbuf[strlen(wordbuf) + 1] = 0;
308 wordbuf[strlen(wordbuf)] = a;
310 if ((strlen(wordbuf) + 3) > screenwidth) {
312 for (b = 0; b < strlen(wordbuf); ++b)
313 if (wordbuf[b] == 32)
315 if (last_space >= 0) {
316 for (b = 0; b < strlen(wordbuf); ++b)
317 if (wordbuf[b] == 32) {
325 for (b = 0; b < strlen(wordbuf); ++b) {
330 scr_printf("\n%s", wordbuf);
332 add_word(textlist, wordbuf);
338 } while (finished == 0);
341 /* write the buffer back to disk */
343 for (ptr = textlist; ptr != NULL; ptr = ptr->next) {
344 fprintf(fp, "%s", ptr->text);
348 ftruncate(fileno(fp), ftell(fp));
350 /* and deallocate the memory we used */
351 while (textlist != NULL) {
352 ptr = textlist->next;
360 * Free the struct parts
362 void free_parts(struct parts *p)
364 struct parts *a_part = p;
370 a_part = a_part->next;
377 * Read a message from the server
379 int read_message(CtdlIPC *ipc,
380 long num, /* message number */
381 int pagin, /* 0 = normal read, 1 = read with pagination, 2 = header */
382 FILE *dest) /* Destination file, NULL for screen */
389 struct ctdlipcmessage *message = NULL;
390 int r; /* IPC response code */
391 char *converted_text = NULL;
398 int final_line_is_blank = 0;
405 strcpy(reply_to, NO_REPLY_TO);
406 strcpy(reply_subject, "");
408 r = CtdlIPCGetSingleMessage(ipc, num, (pagin == READ_HEADER ? 1 : 0),
409 (can_do_msg4 ? 4 : 0),
412 err_printf("*** msg #%ld: %d %s\n", num, r, buf);
415 checkpagin(lines_printed, pagin, screenheight);
421 fprintf(dest, "\n ");
425 lines_printed = checkpagin(lines_printed, pagin, screenheight);
429 if (pagin == 1 && !dest) {
433 /* View headers only */
435 pprintf("nhdr=%s\nfrom=%s\ntype=%d\nmsgn=%s\n",
436 message->nhdr ? "yes" : "no",
437 message->author, message->type,
439 if (strlen(message->subject)) {
440 pprintf("subj=%s\n", message->subject);
442 if (strlen(message->email)) {
443 pprintf("rfca=%s\n", message->email);
445 pprintf("hnod=%s\nroom=%s\nnode=%s\ntime=%s",
446 message->hnod, message->room,
448 asctime(localtime(&message->time)));
449 if (strlen(message->recipient)) {
450 pprintf("rcpt=%s\n", message->recipient);
452 if (message->attachments) {
455 for (ptr = message->attachments; ptr; ptr = ptr->next) {
456 pprintf("part=%s|%s|%s|%s|%s|%ld\n",
457 ptr->name, ptr->filename, ptr->number,
458 ptr->disposition, ptr->mimetype,
467 if (rc_display_message_numbers) {
469 fprintf(dest, "[#%s] ", message->msgid);
474 scr_printf("#%s", message->msgid);
479 if (nhdr == 1 && !is_room_aide) {
481 fprintf(dest, " ****");
486 fmt_date(now, sizeof now, message->time, 0);
488 fprintf(dest, "%s from %s ", now, message->author);
489 if (strlen(message->email)) {
490 fprintf(dest, "<%s> ", message->email);
494 scr_printf("%s ", now);
498 scr_printf("%s ", message->author);
499 if (strlen(message->email)) {
503 scr_printf("%s", message->email);
508 if (strlen(message->node)) {
509 if ((room_flags & QR_NETWORK)
510 || ((strcasecmp(message->node, ipc->ServInfo.nodename)
511 && (strcasecmp(message->node, ipc->ServInfo.fqdn))))) {
512 if (strlen(message->email) == 0) {
514 fprintf(dest, "@%s ", message->node);
518 color(BRIGHT_YELLOW);
519 scr_printf("%s ", message->node);
524 if (strcasecmp(message->hnod, ipc->ServInfo.humannode)
525 && (strlen(message->hnod)) && (!strlen(message->email))) {
527 fprintf(dest, "(%s) ", message->hnod);
532 scr_printf("%s", message->hnod);
537 if (strcasecmp(message->room, room_name) && (strlen(message->email) == 0)) {
539 fprintf(dest, "in %s> ", message->room);
543 color(BRIGHT_MAGENTA);
544 scr_printf("%s> ", message->room);
547 if (strlen(message->recipient)) {
549 fprintf(dest, "to %s ", message->recipient);
554 scr_printf("%s ", message->recipient);
565 /* Set the reply-to address to an Internet e-mail address if possible
567 if (message->email != NULL) if (strlen(message->email) > 0) {
568 if (strlen(message->author) > 0) {
569 snprintf(reply_to, sizeof reply_to, "%s <%s>", message->author, message->email);
572 safestrncpy(reply_to, message->email, sizeof reply_to);
576 /* But if we can't do that, set it to a Citadel address.
578 if (!strcmp(reply_to, NO_REPLY_TO)) {
579 snprintf(reply_to, sizeof(reply_to), "%s @ %s",
580 message->author, message->node);
585 lines_printed = checkpagin(lines_printed, pagin, screenheight);
588 if (message->subject != NULL) {
589 safestrncpy(reply_subject, message->subject,
590 sizeof reply_subject);
591 if (strlen(message->subject) > 0) {
593 fprintf(dest, "Subject: %s\n",
597 scr_printf("Subject: ");
599 scr_printf("%s\n", message->subject);
601 lines_printed = checkpagin(lines_printed,
602 pagin, screenheight);
607 if (pagin == 1 && !dest) {
611 /******* end of header output, start of message text output *******/
614 * Convert HTML to plain text, formatting for the actual width
615 * of the client screen.
617 if (!strcasecmp(message->content_type, "text/html")) {
618 converted_text = html_to_ascii(message->text, 0, screenwidth, 0);
619 if (converted_text != NULL) {
621 message->text = converted_text;
626 /* Text/plain is a different type */
627 if (!strcasecmp(message->content_type, "text/plain")) {
632 num_urls = 0; /* Start with a clean slate */
633 searchptr = message->text;
634 while ( (searchptr != NULL) && (num_urls < MAXURLS) ) {
635 searchptr = strstr(searchptr, "http://");
636 if (searchptr != NULL) {
637 safestrncpy(urls[num_urls], searchptr, sizeof(urls[num_urls]));
638 for (i = 0; i < strlen(urls[num_urls]); i++) {
639 ch = urls[num_urls][i];
640 if (ch == '>' || ch == '\"' || ch == ')' ||
641 ch == ' ' || ch == '\n') {
642 urls[num_urls][i] = 0;
654 if (format_type == 0) {
655 fr = fmout(screenwidth, NULL, message->text, dest,
656 ((pagin == 1) ? 1 : 0), screenheight, (-1), 1);
658 /* renderer for text/plain */
660 lineptr = message->text;
663 nextline = strchr(lineptr, '\n');
664 if (nextline != NULL) {
667 if (*nextline == 0) nextline = NULL;
670 if (sigcaught == 0) {
671 linelen = strlen(lineptr);
672 if (lineptr[linelen-1] == '\r') {
673 lineptr[--linelen] = 0;
676 fprintf(dest, "%s\n", lineptr);
678 scr_printf("%s\n", lineptr);
679 lines_printed = lines_printed + 1 +
680 (linelen / screenwidth);
682 checkpagin(lines_printed, pagin,
686 if (lineptr[0] == 0) final_line_is_blank = 1;
687 else final_line_is_blank = 0;
692 if (!final_line_is_blank) {
699 lines_printed = checkpagin(lines_printed, pagin, screenheight);
703 /* Enumerate any attachments */
704 if ( (pagin == 1) && (can_do_msg4) && (message->attachments) ) {
707 for (ptr = message->attachments; ptr; ptr = ptr->next) {
708 if ( (!strcasecmp(ptr->disposition, "attachment"))
709 || (!strcasecmp(ptr->disposition, "inline"))
710 || (!strcasecmp(ptr->disposition, ""))
712 if ( (strcasecmp(ptr->number, message->mime_chosen))
713 && (strlen(ptr->mimetype) > 0)
717 color(BRIGHT_MAGENTA);
718 pprintf("%s", ptr->number);
722 pprintf("%s", ptr->filename);
724 pprintf(" (%s, %ld bytes)\n", ptr->mimetype, ptr->length);
725 if (!strncmp(ptr->mimetype, "image/", 6)) {
733 /* Save the attachments info for later */
734 last_message_parts = message->attachments;
740 if (pagin == 1 && !dest)
747 * replace string function for the built-in editor
749 void replace_string(char *filename, long int startpos)
758 int substitutions = 0;
761 scr_printf("Enter text to be replaced:\n: ");
762 ctdl_getline(srch_str, (sizeof(srch_str)-1) );
763 if (strlen(srch_str) == 0)
766 scr_printf("Enter text to replace it with:\n: ");
767 ctdl_getline(rplc_str, (sizeof(rplc_str)-1) );
769 fp = fopen(filename, "r+");
774 fseek(fp, startpos, 0);
776 while (a = getc(fp), a > 0) {
778 buf[strlen(buf) + 1] = 0;
779 buf[strlen(buf)] = a;
780 if (strlen(buf) >= strlen(srch_str)) {
781 ptr = (&buf[strlen(buf) - strlen(srch_str)]);
782 if (!strncmp(ptr, srch_str, strlen(srch_str))) {
783 strcpy(ptr, rplc_str);
787 if (strlen(buf) > 384) {
790 fwrite((char *) buf, 128, 1, fp);
791 strcpy(buf, &buf[128]);
798 fwrite((char *) buf, strlen(buf), 1, fp);
801 truncate(filename, wpos);
802 scr_printf("<R>eplace made %d substitution(s).\n\n", substitutions);
806 * Function to begin composing a new message
808 int client_make_message(CtdlIPC *ipc,
809 char *filename, /* temporary file name */
810 char *recipient, /* NULL if it's not mail */
814 char *subject) /* buffer to store subject line */
821 char *editor_path = NULL;
826 if((mode-2) < MAX_EDITORS && strlen(editor_paths[mode-2]) > 0) {
827 editor_path = editor_paths[mode-2];
828 } else if (strlen(editor_paths[0]) > 0) {
829 editor_path = editor_paths[0];
831 err_printf("*** No editor available, "
832 "using built-in editor\n");
837 fmt_date(datestr, sizeof datestr, time(NULL), 0);
840 if (room_flags & QR_ANONONLY && !recipient) {
841 snprintf(header, sizeof header, " ****");
844 snprintf(header, sizeof header,
847 (is_anonymous ? "[anonymous]" : fullname)
849 if (strlen(recipient) > 0) {
850 size_t tmp = strlen(header);
851 snprintf(&header[tmp], sizeof header - tmp,
852 " to %s", recipient);
855 scr_printf("%s\n", header);
856 if (subject != NULL) if (strlen(subject) > 0) {
857 scr_printf("Subject: %s\n", subject);
863 scr_printf("(Press ctrl-d when finished)\n");
867 fp = fopen(filename, "r");
869 fmout(screenwidth, fp, NULL, NULL, 0,
874 fp = fopen(filename, "w");
876 err_printf("*** Error opening temp file!\n"
878 filename, strerror(errno));
888 fp = fopen(filename, "r+");
890 err_printf("*** Error opening temp file!\n"
892 filename, strerror(errno));
900 fp = fopen(filename, "a");
902 err_printf("*** Error opening temp file!\n"
904 filename, strerror(errno));
924 default: /* allow 2+ modes */
925 e_ex_code = 1; /* start with a failed exit code */
927 stty_ctdl(SB_RESTORE);
929 cksum = file_checksum(filename);
930 if (editor_pid == 0) {
933 chmod(filename, 0600);
934 snprintf(tmp, sizeof tmp, "WINDOW_TITLE=%s", header);
936 execlp(editor_path, editor_path, filename, NULL);
942 b = ka_wait(&e_ex_code);
943 } while ((b != editor_pid) && (b >= 0));
950 MECR: if (mode >= 2) {
951 if (file_checksum(filename) == cksum) {
952 err_printf("*** Aborted message.\n");
955 if (e_ex_code == 0) {
961 b = keymenu("Entry command (? for options)",
962 "<A>bort|<C>ontinue|<S>ave message|<P>rint formatted|"
964 "<R>eplace string|<H>old message");
966 if (b == 'a') goto MEABT;
967 if (b == 'c') goto ME1;
968 if (b == 's') goto MEFIN;
970 scr_printf(" %s from %s", datestr, fullname);
971 if (strlen(recipient) > 0) {
972 scr_printf(" to %s", recipient);
975 if (subject != NULL) if (strlen(subject) > 0) {
976 scr_printf("Subject: %s\n", subject);
978 fp = fopen(filename, "r");
980 fmout(screenwidth, fp, NULL, NULL,
981 ((userflags & US_PAGINATOR) ? 1 : 0),
989 replace_string(filename, 0L);
996 if (subject != NULL) {
997 newprompt("Subject: ", subject, 70);
1004 MEABT: scr_printf("Are you sure? ");
1008 MEABT2: unlink(filename);
1015 * Transmit message text to the server.
1017 * This loop also implements a "tick" counter that displays the progress, if
1018 * we're sending something that will take a long time to transmit.
1020 void transmit_message(CtdlIPC *ipc, FILE *fp)
1027 fseek(fp, 0L, SEEK_END);
1030 lasttick = time(NULL);
1032 while (ch = getc(fp), (ch >= 0)) {
1034 if (!strcmp(buf, "000"))
1035 strcpy(buf, ">000");
1036 CtdlIPC_putline(ipc, buf);
1042 if ((ch == 32) && (strlen(buf) > 200)) {
1044 if (!strcmp(buf, "000"))
1045 strcpy(buf, ">000");
1046 CtdlIPC_putline(ipc, buf);
1049 if (strlen(buf) > 250) {
1050 if (!strcmp(buf, "000"))
1051 strcpy(buf, ">000");
1052 CtdlIPC_putline(ipc, buf);
1057 if ((time(NULL) - lasttick) > 2L) {
1058 scr_printf(" %3ld%% completed\r",
1059 ((ftell(fp) * 100L) / msglen));
1061 lasttick = time(NULL);
1065 CtdlIPC_putline(ipc, buf);
1073 * Make sure there's room in msg_arr[] for at least one more.
1075 void check_msg_arr_size(void) {
1076 if ((num_msgs + 1) > msg_arr_size) {
1077 msg_arr_size += 512;
1078 msg_arr = realloc(msg_arr,
1079 ((sizeof(long)) * msg_arr_size) );
1085 * break_big_lines() - break up lines that are >1024 characters
1086 * otherwise the server will truncate
1088 void break_big_lines(char *msg) {
1097 while (strlen(ptr) > 1000) {
1098 break_here = strchr(&ptr[900], ' ');
1099 if ((break_here == NULL) || (break_here > &ptr[999])) {
1100 break_here = &ptr[999];
1109 * entmsg() - edit and create a message
1110 * returns 0 if message was saved
1112 int entmsg(CtdlIPC *ipc,
1113 int is_reply, /* nonzero if this was a <R>eply command */
1115 int masquerade /* prompt for a non-default display name? */
1124 struct ctdlipcmessage message;
1125 unsigned long *msgarr = NULL;
1126 int r; /* IPC response code */
1133 strcpy(subject, "");
1136 * First, check to see if we have permission to enter a message in
1137 * this room. The server will return an error code if we can't.
1139 strcpy(message.recipient, "");
1140 strcpy(message.author, "");
1141 strcpy(message.subject, "");
1142 message.text = ""; /* point to "", changes later */
1143 message.anonymous = 0;
1144 message.type = mode;
1147 newprompt("Display name for this message: ", message.author, 40);
1150 r = CtdlIPCPostMessage(ipc, 0, &message, buf);
1152 if (r / 100 != 2 && r / 10 != 57) {
1153 scr_printf("%s\n", buf);
1157 /* Error code 570 is special. It means that we CAN enter a message
1158 * in this room, but a recipient needs to be specified.
1165 /* If the user is a dumbass, tell them how to type. */
1166 if ((userflags & US_EXPERT) == 0) {
1167 formout(ipc, "entermsg");
1170 /* Handle the selection of a recipient, if necessary. */
1172 if (need_recp == 1) {
1175 strcpy(buf, reply_to);
1177 scr_printf("Enter recipient: ");
1178 ctdl_getline(buf, (SIZ-100) );
1179 if (strlen(buf) == 0)
1183 strcpy(buf, "sysop");
1185 strcpy(message.recipient, buf);
1188 if (strlen(reply_subject) > 0) {
1189 if (!strncasecmp(reply_subject,
1191 strcpy(message.subject, reply_subject);
1194 snprintf(message.subject,
1195 sizeof message.subject,
1202 if (room_flags & QR_ANONOPT) {
1203 scr_printf("Anonymous (Y/N)? ");
1205 message.anonymous = 1;
1208 /* If it's mail, we've got to check the validity of the recipient... */
1209 if (strlen(message.recipient) > 0) {
1210 r = CtdlIPCPostMessage(ipc, 0, &message, buf);
1212 scr_printf("%s\n", buf);
1217 /* Learn the number of the newest message in in the room, so we can
1218 * tell upon saving whether someone else has posted too.
1221 r = CtdlIPCGetMessages(ipc, LastMessages, 1, NULL, &msgarr, buf);
1223 scr_printf("%s\n", buf);
1225 for (num_msgs = 0; msgarr[num_msgs]; num_msgs++)
1229 /* Now compose the message... */
1230 if (client_make_message(ipc, temp, message.recipient,
1231 message.anonymous, 0, c, message.subject) != 0) {
1235 /* Reopen the temp file that was created, so we can send it */
1236 fp = fopen(temp, "r");
1238 if (!fp || !(message.text = load_message_from_file(fp))) {
1239 err_printf("*** Internal error while trying to save message!\n"
1241 temp, strerror(errno));
1248 /* Break lines that are >1024 characters, otherwise the server
1249 * will truncate them.
1251 break_big_lines(message.text);
1253 /* Transmit message to the server */
1254 r = CtdlIPCPostMessage(ipc, 1, &message, buf);
1256 scr_printf("%s\n", buf);
1260 /* Yes, unlink it now, so it doesn't stick around if we crash */
1263 if (num_msgs >= 1) highmsg = msgarr[num_msgs - 1];
1265 if (msgarr) free(msgarr);
1267 r = CtdlIPCGetMessages(ipc, NewMessages, 0, NULL, &msgarr, buf);
1269 scr_printf("%s\n", buf);
1271 for (num_msgs = 0; msgarr[num_msgs]; num_msgs++)
1275 /* get new highest message number in room to set lrp for goto... */
1276 maxmsgnum = msgarr[num_msgs - 1];
1278 /* now see if anyone else has posted in here */
1280 for (a = 0; a < num_msgs; ++a) {
1281 if (msgarr[a] > highmsg) {
1285 if (msgarr) free(msgarr);
1288 /* In the Mail> room, this algorithm always counts one message
1289 * higher than in public rooms, so we decrement it by one.
1296 scr_printf("*** 1 additional message has been entered "
1297 "in this room by another user.\n");
1300 scr_printf("*** %d additional messages have been entered "
1301 "in this room by other users.\n", b);
1309 * Do editing on a quoted file
1311 void process_quote(void)
1313 FILE *qfile, *tfile;
1315 int line, qstart, qend;
1317 /* Unlink the second temp file as soon as it's opened, so it'll get
1318 * deleted even if the program dies
1320 qfile = fopen(temp2, "r");
1323 /* Display the quotable text with line numbers added */
1325 fgets(buf, 128, qfile);
1326 while (fgets(buf, 128, qfile) != NULL) {
1327 scr_printf("%2d %s", ++line, buf);
1329 scr_printf("Begin quoting at [ 1] : ");
1330 ctdl_getline(buf, 3);
1331 qstart = (buf[0] == 0) ? (1) : atoi(buf);
1332 scr_printf(" End quoting at [%d] : ", line);
1333 ctdl_getline(buf, 3);
1334 qend = (buf[0] == 0) ? (line) : atoi(buf);
1337 fgets(buf, 128, qfile);
1338 tfile = fopen(temp, "w");
1339 while (fgets(buf, 128, qfile) != NULL) {
1340 if ((++line >= qstart) && (line <= qend))
1341 fprintf(tfile, " >%s", buf);
1343 fprintf(tfile, " \n");
1352 * List the URL's which were embedded in the previous message
1354 void list_urls(CtdlIPC *ipc)
1359 if (num_urls == 0) {
1360 scr_printf("There were no URL's in the previous message.\n\n");
1364 for (i = 0; i < num_urls; ++i) {
1365 scr_printf("%3d %s\n", i + 1, urls[i]);
1368 if ((i = num_urls) != 1)
1369 i = intprompt("Display which one", 1, 1, num_urls);
1371 snprintf(cmd, sizeof cmd, rc_url_cmd, urls[i - 1]);
1378 * Run image viewer in background
1380 int do_image_view(const char *filename)
1385 snprintf(cmd, sizeof cmd, imagecmd, filename);
1392 if (childpid == 0) {
1394 pid_t grandchildpid;
1396 grandchildpid = fork();
1397 if (grandchildpid < 0) {
1398 return grandchildpid;
1401 if (grandchildpid == 0) {
1406 nullfd = open("/dev/null", O_WRONLY);
1413 retcode = system(cmd);
1423 if (grandchildpid > 0) {
1431 waitpid(childpid, &retcode, 0);
1440 * View an image attached to a message
1442 void image_view(CtdlIPC *ipc, unsigned long msg)
1444 struct parts *ptr = last_message_parts;
1448 /* Run through available parts */
1449 for (ptr = last_message_parts; ptr; ptr = ptr->next) {
1450 if ((!strcasecmp(ptr->disposition, "attachment")
1451 || !strcasecmp(ptr->disposition, "inline"))
1452 && !strncmp(ptr->mimetype, "image/", 6)) {
1455 strcpy(part, ptr->number);
1462 strprompt("View which part (0 when done)", part, SIZ-1);
1464 for (ptr = last_message_parts; ptr; ptr = ptr->next) {
1465 if ((!strcasecmp(ptr->disposition, "attachment")
1466 || !strcasecmp(ptr->disposition, "inline"))
1467 && !strncmp(ptr->mimetype, "image/", 6)
1468 && !strcasecmp(ptr->number, part)) {
1471 void *file = NULL; /* The downloaded file */
1476 r = CtdlIPCAttachmentDownload(ipc, msg, ptr->number, &file, progress, buf);
1478 scr_printf("%s\n", buf);
1482 len = (size_t)extract_long(buf, 0);
1483 progress(ipc, len, len);
1485 CtdlMakeTempFileName(tmp, sizeof tmp);
1486 strcat(tmp, ptr->filename);
1487 save_buffer(file, len, tmp);
1501 * Read the messages in the current room
1503 void readmsgs(CtdlIPC *ipc,
1504 enum MessageList c, /* see listing in citadel_ipc.h */
1505 enum MessageDirection rdir, /* 1=Forward (-1)=Reverse */
1506 int q /* Number of msgs to read (if c==3) */
1508 int a, b, e, f, g, start;
1514 char prtfile[PATH_MAX];
1517 char targ[ROOMNAMELEN];
1518 char filename[PATH_MAX];
1519 char save_to[PATH_MAX];
1520 void *attachment = NULL; /* Downloaded attachment */
1521 FILE *dest = NULL; /* Alternate destination other than screen */
1522 int r; /* IPC response code */
1529 CtdlMakeTempFileName(prtfile, sizeof prtfile);
1535 r = CtdlIPCGetMessages(ipc, c, q, NULL, &msg_arr, cmd);
1537 scr_printf("%s\n", cmd);
1539 for (num_msgs = 0; msg_arr[num_msgs]; num_msgs++)
1543 if (num_msgs == 0) { /* TODO look at this later */
1544 if (c == LastMessages) return;
1545 scr_printf("*** There are no ");
1546 if (c == NewMessages) scr_printf("new ");
1547 if (c == OldMessages) scr_printf("old ");
1548 scr_printf("messages in this room.\n");
1554 /* this loop cycles through each message... */
1555 start = ((rdir == 1) ? 0 : (num_msgs - 1));
1556 for (a = start; ((a < num_msgs) && (a >= 0)); a = a + rdir) {
1557 while (msg_arr[a] == 0L) {
1559 if ((a == num_msgs) || (a == (-1)))
1563 RAGAIN: pagin = ((arcflag == 0)
1565 && (userflags & US_PAGINATOR)) ? 1 : 0;
1567 /* If we're doing a quote, set the screenwidth to 72 */
1569 hold_sw = screenwidth;
1573 /* If printing or archiving, set the screenwidth to 80 */
1575 hold_sw = screenwidth;
1579 /* clear parts list */
1580 free_parts(last_message_parts);
1581 last_message_parts = NULL;
1583 /* now read the message... */
1584 e = read_message(ipc, msg_arr[a], pagin, dest);
1586 /* ...and set the screenwidth back if we have to */
1587 if ((quotflag) || (arcflag)) {
1588 screenwidth = hold_sw;
1590 RMSGREAD: scr_flush();
1591 highest_msg_read = msg_arr[a];
1596 enable_color = hold_color;
1603 enable_color = hold_color;
1606 freopen(prtfile, "r", stdin);
1608 stty_ctdl(SB_RESTORE);
1609 ka_system(printcmd);
1610 stty_ctdl(SB_NO_INTR);
1618 } while ((g != f) && (g >= 0));
1619 scr_printf("Message printed.\n");
1621 if (rc_alt_semantics && c == 1) {
1624 r = CtdlIPCSetMessageSeen(ipc, msg_arr[a], 1, buf);
1628 if (((userflags & US_NOPROMPT) || (e == 2))
1629 && (((room_flags & QR_MAILBOX) == 0)
1630 || (rc_force_mail_prompts == 0))) {
1635 color(BRIGHT_WHITE);
1636 scr_printf("%d", num_msgs - a - 1);
1640 keyopt("<B>ack <A>gain <Q>uote <R>eply <N>ext <S>top ");
1641 if (rc_url_cmd[0] && num_urls)
1642 keyopt("<U>RLview ");
1643 if (has_images > 0 && strlen(imagecmd) > 0)
1644 keyopt("<I>mages ");
1645 keyopt("<?>help -> ");
1649 e = (inkey() & 127);
1651 /* return key same as <N> */ if (e == 10)
1653 /* space key same as <N> */ if (e == 32)
1655 /* del/move for aides only */
1656 if ( (!is_room_aide)
1657 && ((room_flags & QR_MAILBOX) == 0)
1658 && ((room_flags2 & QR2_COLLABDEL) == 0)
1660 if ((e == 'd') || (e == 'm'))
1663 /* print only if available */
1664 if ((e == 'p') && (strlen(printcmd) == 0))
1666 /* can't file if not allowed */
1668 && (rc_allow_attachments == 0))
1670 /* link only if browser avail*/
1672 && (strlen(rc_url_cmd) == 0))
1675 && (!strlen(imagecmd) || !has_images))
1677 } while ((e != 'a') && (e != 'n') && (e != 's')
1678 && (e != 'd') && (e != 'm') && (e != 'p')
1679 && (e != 'q') && (e != 'b') && (e != 'h')
1680 && (e != 'r') && (e != 'f') && (e != '?')
1681 && (e != 'u') && (e != 'c') && (e != 'y')
1688 scr_printf("Again");
1691 scr_printf("Delete");
1703 scr_printf("Print");
1706 scr_printf("Quote");
1712 scr_printf("Header");
1715 scr_printf("Reply");
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", "");
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 (strlen(printcmd) > 0)
1756 scr_printf(" P Print this message\n");
1758 " Q Quote portions of this message for your next post\n"
1759 " H Headers (display message headers only)\n");
1761 scr_printf(" R Reply to this message\n");
1762 if (rc_allow_attachments)
1764 (" F (save attachments to a file)\n");
1765 if (strlen(rc_url_cmd) > 0)
1766 scr_printf(" U (list URL's for display)\n");
1767 if (strlen(imagecmd) > 0 && has_images > 0)
1768 scr_printf(" I Image viewer\n");
1773 dest = fopen(prtfile, "w");
1775 hold_color = enable_color;
1780 dest = fopen(temp2, "w");
1782 hold_color = enable_color;
1794 newprompt("Enter target room: ",
1795 targ, ROOMNAMELEN - 1);
1796 if (strlen(targ) > 0) {
1797 r = CtdlIPCMoveMessage(ipc, (e == 'c' ? 1 : 0),
1798 msg_arr[a], targ, cmd);
1799 scr_printf("%s\n", cmd);
1805 if (r / 100 != 2) /* r will be init'ed, FIXME */
1806 goto RMSGREAD; /* the logic here sucks */
1809 newprompt("Which section? ", filename,
1810 ((sizeof filename) - 1));
1811 r = CtdlIPCAttachmentDownload(ipc, msg_arr[a],
1812 filename, &attachment, progress, cmd);
1814 scr_printf("%s\n", cmd);
1816 extract_token(filename, cmd, 2, '|', sizeof filename);
1818 * Part 1 won't have a filename; use the
1819 * subject of the message instead. IO
1821 if (!strlen(filename))
1822 strcpy(filename, reply_subject);
1823 destination_directory(save_to, filename);
1824 save_buffer(attachment,
1825 extract_unsigned_long(cmd, 0),
1834 scr_printf("*** Delete this message? ");
1836 r = CtdlIPCDeleteMessage(ipc, msg_arr[a], cmd);
1837 scr_printf("%s\n", cmd);
1845 read_message(ipc, msg_arr[a], READ_HEADER, NULL);
1848 savedpos = num_msgs;
1849 entmsg(ipc, 1, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1850 num_msgs = savedpos;
1856 image_view(ipc, msg_arr[a]);
1859 { /* hack hack hack */
1860 /* find the next message by me, stay here if we find nothing */
1863 for (finda = (a + rdir); ((finda < num_msgs) && (finda >= 0)); finda += rdir)
1865 /* This is repetitively dumb, but that's what computers are for.
1866 We have to load up messages until we find one by us */
1869 struct ctdlipcmessage *msg = NULL;
1871 /* read the header so we can get 'from=' */
1872 r = CtdlIPCGetSingleMessage(ipc, msg_arr[finda], 1, 0, &msg, buf);
1873 if (!strncasecmp(msg->author, fullname, sizeof(fullname))) {
1874 a = lasta; /* meesa current */
1882 lasta = finda; /* keep one behind or we skip on the reentrance to the for */
1886 } /* end for loop */
1887 } /* end read routine */
1893 * View and edit a system message
1895 void edit_system_message(CtdlIPC *ipc, char *which_message)
1899 char write_cmd[SIZ];
1901 snprintf(desc, sizeof desc, "system message '%s'", which_message);
1902 snprintf(read_cmd, sizeof read_cmd, "MESG %s", which_message);
1903 snprintf(write_cmd, sizeof write_cmd, "EMSG %s", which_message);
1904 do_edit(ipc, desc, read_cmd, "NOOP", write_cmd);
1911 * Verify the message base
1913 void check_message_base(CtdlIPC *ipc)
1916 char *transcript = NULL;
1917 int r; /* IPC response code */
1920 ("Please read the documentation before running this command.\n"
1921 "Having done so, do you still want to check the message base? ");
1925 r = CtdlIPCMessageBaseCheck(ipc, &transcript, buf);
1927 scr_printf("%s\n", buf);
1931 while (transcript && strlen(transcript)) {
1933 extract_token(buf, transcript, 0, '\n', sizeof buf);
1934 remove_token(transcript, 0, '\n');
1935 pprintf("%s\n", buf);
1937 if (transcript) free(transcript);
1943 * Loads the contents of a file into memory. Caller must free the allocated
1946 char *load_message_from_file(FILE *src)
1952 fseek(src, 0, SEEK_END);
1956 dest = (char *)calloc(1, i + 1);
1963 g = fread(dest + got, 1, i - got, src);
1966 /* Interrupted system call, keep going */
1969 /* At this point we have either EOF or error */