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>
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];
58 char text[MAXWORDBUF];
61 void stty_ctdl(int cmd);
62 int haschar(const char *st, int ch);
63 void ctdl_getline(char *string, int lim);
64 int file_checksum(char *filename);
65 void progress(CtdlIPC* ipc, unsigned long curr, unsigned long cmax);
67 unsigned long *msg_arr = NULL;
70 char rc_alt_semantics;
71 extern char room_name[];
72 extern char tempdir[];
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 (!IsEmptyStr(wordbuf)) {
276 wordbuf[strlen(wordbuf) - 1] = 0;
281 } else if (a == 23) {
283 wordbuf[strlen(wordbuf) - 1] = 0;
287 } while (!IsEmptyStr(wordbuf) && wordbuf[strlen(wordbuf) - 1] != ' ');
288 } else if (a == 13) {
290 if (IsEmptyStr(wordbuf))
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), 4, &message, buf);
410 err_printf("*** msg #%ld: %d %s\n", num, r, buf);
412 lines_printed = checkpagin(lines_printed, pagin, screenheight);
415 free_parts(message->attachments);
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 (!IsEmptyStr(message->subject)) {
440 pprintf("subj=%s\n", message->subject);
442 if (!IsEmptyStr(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 (!IsEmptyStr(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,
465 free_parts(message->attachments);
470 if (rc_display_message_numbers) {
472 fprintf(dest, "[#%s] ", message->msgid);
477 scr_printf("#%s", message->msgid);
482 if (nhdr == 1 && !is_room_aide) {
484 fprintf(dest, " ****");
489 fmt_date(now, sizeof now, message->time, 0);
491 fprintf(dest, "%s from %s ", now, message->author);
492 if (!IsEmptyStr(message->email)) {
493 fprintf(dest, "<%s> ", message->email);
497 scr_printf("%s ", now);
501 scr_printf("%s ", message->author);
502 if (!IsEmptyStr(message->email)) {
506 scr_printf("%s", message->email);
511 if (!IsEmptyStr(message->node)) {
512 if ((room_flags & QR_NETWORK)
513 || ((strcasecmp(message->node, ipc->ServInfo.nodename)
514 && (strcasecmp(message->node, ipc->ServInfo.fqdn))))) {
515 if (IsEmptyStr(message->email)) {
517 fprintf(dest, "@%s ", message->node);
521 color(BRIGHT_YELLOW);
522 scr_printf("%s ", message->node);
527 if (strcasecmp(message->hnod, ipc->ServInfo.humannode)
528 && (!IsEmptyStr(message->hnod)) && (IsEmptyStr(message->email))) {
530 fprintf(dest, "(%s) ", message->hnod);
535 scr_printf("%s", message->hnod);
540 if (strcasecmp(message->room, room_name) && (IsEmptyStr(message->email))) {
542 fprintf(dest, "in %s> ", message->room);
546 color(BRIGHT_MAGENTA);
547 scr_printf("%s> ", message->room);
550 if (!IsEmptyStr(message->recipient)) {
552 fprintf(dest, "to %s ", message->recipient);
557 scr_printf("%s ", message->recipient);
568 /* Set the reply-to address to an Internet e-mail address if possible
570 if (message->email != NULL) if (!IsEmptyStr(message->email)) {
571 if (!IsEmptyStr(message->author)) {
572 snprintf(reply_to, sizeof reply_to, "%s <%s>", message->author, message->email);
575 safestrncpy(reply_to, message->email, sizeof reply_to);
579 /* But if we can't do that, set it to a Citadel address.
581 if (!strcmp(reply_to, NO_REPLY_TO)) {
582 snprintf(reply_to, sizeof(reply_to), "%s @ %s",
583 message->author, message->node);
588 lines_printed = checkpagin(lines_printed, pagin, screenheight);
591 if (message->subject != NULL) {
592 safestrncpy(reply_subject, message->subject,
593 sizeof reply_subject);
594 if (!IsEmptyStr(message->subject)) {
596 fprintf(dest, "Subject: %s\n",
600 scr_printf("Subject: ");
602 scr_printf("%s\n", message->subject);
604 lines_printed = checkpagin(lines_printed,
605 pagin, screenheight);
610 if (pagin == 1 && !dest) {
614 /******* end of header output, start of message text output *******/
617 * Convert HTML to plain text, formatting for the actual width
618 * of the client screen.
620 if (!strcasecmp(message->content_type, "text/html")) {
621 converted_text = html_to_ascii(message->text, 0, screenwidth, 0);
622 if (converted_text != NULL) {
624 message->text = converted_text;
629 /* Text/plain is a different type */
630 if (!strcasecmp(message->content_type, "text/plain")) {
635 num_urls = 0; /* Start with a clean slate */
636 searchptr = message->text;
637 while ( (searchptr != NULL) && (num_urls < MAXURLS) ) {
638 searchptr = strstr(searchptr, "http://");
639 if (searchptr != NULL) {
640 safestrncpy(urls[num_urls], searchptr, sizeof(urls[num_urls]));
641 for (i = 0; i < strlen(urls[num_urls]); i++) {
642 ch = urls[num_urls][i];
643 if (ch == '>' || ch == '\"' || ch == ')' ||
644 ch == ' ' || ch == '\n') {
645 urls[num_urls][i] = 0;
657 if (format_type == 0) {
658 fr = fmout(screenwidth, NULL, message->text, dest,
659 ((pagin == 1) ? 1 : 0), screenheight, (-1), 1);
661 /* renderer for text/plain */
663 lineptr = message->text;
666 nextline = strchr(lineptr, '\n');
667 if (nextline != NULL) {
670 if (*nextline == 0) nextline = NULL;
673 if (sigcaught == 0) {
674 linelen = strlen(lineptr);
675 if (linelen && (lineptr[linelen-1] == '\r')) {
676 lineptr[--linelen] = 0;
679 fprintf(dest, "%s\n", lineptr);
681 scr_printf("%s\n", lineptr);
682 lines_printed = lines_printed + 1 +
683 (linelen / screenwidth);
685 checkpagin(lines_printed, pagin,
689 if (lineptr[0] == 0) final_line_is_blank = 1;
690 else final_line_is_blank = 0;
695 if (!final_line_is_blank) {
702 lines_printed = checkpagin(lines_printed, pagin, screenheight);
707 /* Enumerate any attachments */
708 if ( (pagin == 1) && (message->attachments) ) {
711 for (ptr = message->attachments; ptr; ptr = ptr->next) {
712 if ( (!strcasecmp(ptr->disposition, "attachment"))
713 || (!strcasecmp(ptr->disposition, "inline"))
714 || (!strcasecmp(ptr->disposition, ""))
716 if ( (strcasecmp(ptr->number, message->mime_chosen))
717 && (!IsEmptyStr(ptr->mimetype))
721 color(BRIGHT_MAGENTA);
722 pprintf("%s", ptr->number);
726 pprintf("%s", ptr->filename);
728 pprintf(" (%s, %ld bytes)\n", ptr->mimetype, ptr->length);
729 if (!strncmp(ptr->mimetype, "image/", 6)) {
737 /* Save the attachments info for later */
738 last_message_parts = message->attachments;
744 if (pagin == 1 && !dest)
751 * replace string function for the built-in editor
753 void replace_string(char *filename, long int startpos)
762 int substitutions = 0;
765 scr_printf("Enter text to be replaced:\n: ");
766 ctdl_getline(srch_str, (sizeof(srch_str)-1) );
767 if (IsEmptyStr(srch_str))
770 scr_printf("Enter text to replace it with:\n: ");
771 ctdl_getline(rplc_str, (sizeof(rplc_str)-1) );
773 fp = fopen(filename, "r+");
778 fseek(fp, startpos, 0);
780 while (a = getc(fp), a > 0) {
782 buf[strlen(buf) + 1] = 0;
783 buf[strlen(buf)] = a;
784 if (strlen(buf) >= strlen(srch_str)) {
785 ptr = (&buf[strlen(buf) - strlen(srch_str)]);
786 if (!strncmp(ptr, srch_str, strlen(srch_str))) {
787 strcpy(ptr, rplc_str);
791 if (strlen(buf) > 384) {
794 fwrite((char *) buf, 128, 1, fp);
795 strcpy(buf, &buf[128]);
801 if (!IsEmptyStr(buf))
802 fwrite((char *) buf, strlen(buf), 1, fp);
805 truncate(filename, wpos);
806 scr_printf("<R>eplace made %d substitution(s).\n\n", substitutions);
810 * Function to begin composing a new message
812 int client_make_message(CtdlIPC *ipc,
813 char *filename, /* temporary file name */
814 char *recipient, /* NULL if it's not mail */
818 char *subject, /* buffer to store subject line */
819 int subject_required)
826 char *editor_path = NULL;
831 if((mode-2) < MAX_EDITORS && !IsEmptyStr(editor_paths[mode-2])) {
832 editor_path = editor_paths[mode-2];
833 } else if (!IsEmptyStr(editor_paths[0])) {
834 editor_path = editor_paths[0];
836 err_printf("*** No editor available, "
837 "using built-in editor\n");
842 fmt_date(datestr, sizeof datestr, time(NULL), 0);
845 if (room_flags & QR_ANONONLY && !recipient) {
846 snprintf(header, sizeof header, " ****");
849 snprintf(header, sizeof header,
852 (is_anonymous ? "[anonymous]" : fullname)
854 if (!IsEmptyStr(recipient)) {
855 size_t tmp = strlen(header);
856 snprintf(&header[tmp], sizeof header - tmp,
857 " to %s", recipient);
860 scr_printf("%s\n", header);
861 if (subject != NULL) if (!IsEmptyStr(subject)) {
862 scr_printf("Subject: %s\n", subject);
865 if ( (subject_required) && (IsEmptyStr(subject)) ) {
866 newprompt("Subject: ", subject, 70);
872 scr_printf("(Press ctrl-d when finished)\n");
876 fp = fopen(filename, "r");
878 fmout(screenwidth, fp, NULL, NULL, 0,
883 fp = fopen(filename, "w");
885 err_printf("*** Error opening temp file!\n"
887 filename, strerror(errno));
897 fp = fopen(filename, "r+");
899 err_printf("*** Error opening temp file!\n"
901 filename, strerror(errno));
909 fp = fopen(filename, "a");
911 err_printf("*** Error opening temp file!\n"
913 filename, strerror(errno));
933 default: /* allow 2+ modes */
934 e_ex_code = 1; /* start with a failed exit code */
936 stty_ctdl(SB_RESTORE);
938 cksum = file_checksum(filename);
939 if (editor_pid == 0) {
942 chmod(filename, 0600);
943 snprintf(tmp, sizeof tmp, "WINDOW_TITLE=%s", header);
945 execlp(editor_path, editor_path, filename, NULL);
951 b = ka_wait(&e_ex_code);
952 } while ((b != editor_pid) && (b >= 0));
959 MECR: if (mode >= 2) {
960 if (file_checksum(filename) == cksum) {
961 err_printf("*** Aborted message.\n");
964 if (e_ex_code == 0) {
970 b = keymenu("Entry command (? for options)",
971 "<A>bort|<C>ontinue|<S>ave message|<P>rint formatted|"
973 "<R>eplace string|<H>old message");
975 if (b == 'a') goto MEABT;
976 if (b == 'c') goto ME1;
977 if (b == 's') goto MEFIN;
979 scr_printf(" %s from %s", datestr, fullname);
980 if (!IsEmptyStr(recipient)) {
981 scr_printf(" to %s", recipient);
984 if (subject != NULL) if (!IsEmptyStr(subject)) {
985 scr_printf("Subject: %s\n", subject);
987 fp = fopen(filename, "r");
989 fmout(screenwidth, fp, NULL, NULL,
990 ((userflags & US_PAGINATOR) ? 1 : 0),
998 replace_string(filename, 0L);
1005 if (subject != NULL) {
1006 newprompt("Subject: ", subject, 70);
1013 MEABT: scr_printf("Are you sure? ");
1017 MEABT2: unlink(filename);
1023 * Make sure there's room in msg_arr[] for at least one more.
1025 void check_msg_arr_size(void) {
1026 if ((num_msgs + 1) > msg_arr_size) {
1027 msg_arr_size += 512;
1028 msg_arr = realloc(msg_arr,
1029 ((sizeof(long)) * msg_arr_size) );
1035 * break_big_lines() - break up lines that are >1024 characters
1036 * otherwise the server will truncate
1038 void break_big_lines(char *msg) {
1047 while (strlen(ptr) > 1000) {
1048 break_here = strchr(&ptr[900], ' ');
1049 if ((break_here == NULL) || (break_here > &ptr[999])) {
1050 break_here = &ptr[999];
1059 * entmsg() - edit and create a message
1060 * returns 0 if message was saved
1062 int entmsg(CtdlIPC *ipc,
1063 int is_reply, /* nonzero if this was a <R>eply command */
1065 int masquerade /* prompt for a non-default display name? */
1074 struct ctdlipcmessage message;
1075 unsigned long *msgarr = NULL;
1076 int r; /* IPC response code */
1077 int subject_required = 0;
1084 strcpy(subject, "");
1087 * First, check to see if we have permission to enter a message in
1088 * this room. The server will return an error code if we can't.
1090 strcpy(message.recipient, "");
1091 strcpy(message.author, "");
1092 strcpy(message.subject, "");
1093 message.text = ""; /* point to "", changes later */
1094 message.anonymous = 0;
1095 message.type = mode;
1098 newprompt("Display name for this message: ", message.author, 40);
1101 r = CtdlIPCPostMessage(ipc, 0, &subject_required, &message, buf);
1103 if (r / 100 != 2 && r / 10 != 57) {
1104 scr_printf("%s\n", buf);
1108 /* Error code 570 is special. It means that we CAN enter a message
1109 * in this room, but a recipient needs to be specified.
1116 /* If the user is a dumbass, tell them how to type. */
1117 if ((userflags & US_EXPERT) == 0) {
1118 formout(ipc, "entermsg");
1121 /* Handle the selection of a recipient, if necessary. */
1123 if (need_recp == 1) {
1126 strcpy(buf, reply_to);
1128 scr_printf("Enter recipient: ");
1129 ctdl_getline(buf, (SIZ-100) );
1130 if (IsEmptyStr(buf))
1134 strcpy(buf, "sysop");
1136 strcpy(message.recipient, buf);
1139 if (!IsEmptyStr(reply_subject)) {
1140 if (!strncasecmp(reply_subject,
1142 strcpy(message.subject, reply_subject);
1145 snprintf(message.subject,
1146 sizeof message.subject,
1153 if (room_flags & QR_ANONOPT) {
1154 scr_printf("Anonymous (Y/N)? ");
1156 message.anonymous = 1;
1159 /* If it's mail, we've got to check the validity of the recipient... */
1160 if (!IsEmptyStr(message.recipient)) {
1161 r = CtdlIPCPostMessage(ipc, 0, &subject_required, &message, buf);
1163 scr_printf("%s\n", buf);
1168 /* Learn the number of the newest message in in the room, so we can
1169 * tell upon saving whether someone else has posted too.
1172 r = CtdlIPCGetMessages(ipc, LastMessages, 1, NULL, &msgarr, buf);
1174 scr_printf("%s\n", buf);
1176 for (num_msgs = 0; msgarr[num_msgs]; num_msgs++)
1180 /* Now compose the message... */
1181 if (client_make_message(ipc, temp, message.recipient,
1182 message.anonymous, 0, c, message.subject, subject_required) != 0) {
1183 if (msgarr) free(msgarr);
1187 /* Reopen the temp file that was created, so we can send it */
1188 fp = fopen(temp, "r");
1190 if (!fp || !(message.text = load_message_from_file(fp))) {
1191 err_printf("*** Internal error while trying to save message!\n"
1193 temp, strerror(errno));
1200 /* Break lines that are >1024 characters, otherwise the server
1201 * will truncate them.
1203 break_big_lines(message.text);
1205 /* Transmit message to the server */
1206 r = CtdlIPCPostMessage(ipc, 1, NULL, &message, buf);
1208 scr_printf("%s\n", buf);
1212 /* Yes, unlink it now, so it doesn't stick around if we crash */
1215 if (num_msgs >= 1) highmsg = msgarr[num_msgs - 1];
1217 if (msgarr) free(msgarr);
1219 r = CtdlIPCGetMessages(ipc, NewMessages, 0, NULL, &msgarr, buf);
1221 scr_printf("%s\n", buf);
1223 for (num_msgs = 0; msgarr[num_msgs]; num_msgs++)
1227 /* get new highest message number in room to set lrp for goto... */
1228 maxmsgnum = msgarr[num_msgs - 1];
1230 /* now see if anyone else has posted in here */
1232 for (a = 0; a < num_msgs; ++a) {
1233 if (msgarr[a] > highmsg) {
1237 if (msgarr) free(msgarr);
1240 /* In the Mail> room, this algorithm always counts one message
1241 * higher than in public rooms, so we decrement it by one.
1248 scr_printf("*** 1 additional message has been entered "
1249 "in this room by another user.\n");
1252 scr_printf("*** %d additional messages have been entered "
1253 "in this room by other users.\n", b);
1261 * Do editing on a quoted file
1263 void process_quote(void)
1265 FILE *qfile, *tfile;
1267 int line, qstart, qend;
1269 /* Unlink the second temp file as soon as it's opened, so it'll get
1270 * deleted even if the program dies
1272 qfile = fopen(temp2, "r");
1275 /* Display the quotable text with line numbers added */
1277 fgets(buf, 128, qfile);
1278 while (fgets(buf, 128, qfile) != NULL) {
1279 scr_printf("%3d %s", ++line, buf);
1281 scr_printf("Begin quoting at [1] : ");
1282 ctdl_getline(buf, 4);
1283 qstart = (buf[0] == 0) ? (1) : atoi(buf);
1284 scr_printf(" End quoting at [%d] : ", line);
1285 ctdl_getline(buf, 4);
1286 qend = (buf[0] == 0) ? (line) : atoi(buf);
1289 fgets(buf, 128, qfile);
1290 tfile = fopen(temp, "w");
1291 while (fgets(buf, 128, qfile) != NULL) {
1292 if ((++line >= qstart) && (line <= qend))
1293 fprintf(tfile, " >%s", buf);
1295 fprintf(tfile, " \n");
1304 * List the URL's which were embedded in the previous message
1306 void list_urls(CtdlIPC *ipc)
1311 if (num_urls == 0) {
1312 scr_printf("There were no URL's in the previous message.\n\n");
1316 for (i = 0; i < num_urls; ++i) {
1317 scr_printf("%3d %s\n", i + 1, urls[i]);
1320 if ((i = num_urls) != 1)
1321 i = intprompt("Display which one", 1, 1, num_urls);
1323 snprintf(cmd, sizeof cmd, rc_url_cmd, urls[i - 1]);
1330 * Run image viewer in background
1332 int do_image_view(const char *filename)
1337 snprintf(cmd, sizeof cmd, imagecmd, filename);
1344 if (childpid == 0) {
1346 pid_t grandchildpid;
1348 grandchildpid = fork();
1349 if (grandchildpid < 0) {
1350 return grandchildpid;
1353 if (grandchildpid == 0) {
1358 nullfd = open("/dev/null", O_WRONLY);
1365 retcode = system(cmd);
1375 if (grandchildpid > 0) {
1383 waitpid(childpid, &retcode, 0);
1392 * View an image attached to a message
1394 void image_view(CtdlIPC *ipc, unsigned long msg)
1396 struct parts *ptr = last_message_parts;
1400 /* Run through available parts */
1401 for (ptr = last_message_parts; ptr; ptr = ptr->next) {
1402 if ((!strcasecmp(ptr->disposition, "attachment")
1403 || !strcasecmp(ptr->disposition, "inline"))
1404 && !strncmp(ptr->mimetype, "image/", 6)) {
1407 strcpy(part, ptr->number);
1414 strprompt("View which part (0 when done)", part, SIZ-1);
1416 for (ptr = last_message_parts; ptr; ptr = ptr->next) {
1417 if ((!strcasecmp(ptr->disposition, "attachment")
1418 || !strcasecmp(ptr->disposition, "inline"))
1419 && !strncmp(ptr->mimetype, "image/", 6)
1420 && !strcasecmp(ptr->number, part)) {
1423 void *file = NULL; /* The downloaded file */
1428 r = CtdlIPCAttachmentDownload(ipc, msg, ptr->number, &file, progress, buf);
1430 scr_printf("%s\n", buf);
1434 len = (size_t)extract_long(buf, 0);
1435 progress(ipc, len, len);
1437 CtdlMakeTempFileName(tmp, sizeof tmp);
1438 strcat(tmp, ptr->filename);
1439 save_buffer(file, len, tmp);
1453 * Read the messages in the current room
1455 void readmsgs(CtdlIPC *ipc,
1456 enum MessageList c, /* see listing in citadel_ipc.h */
1457 enum MessageDirection rdir, /* 1=Forward (-1)=Reverse */
1458 int q /* Number of msgs to read (if c==3) */
1460 int a, b, e, f, g, start;
1466 char prtfile[PATH_MAX];
1469 char targ[ROOMNAMELEN];
1470 char filename[PATH_MAX];
1471 char save_to[PATH_MAX];
1472 void *attachment = NULL; /* Downloaded attachment */
1473 FILE *dest = NULL; /* Alternate destination other than screen */
1474 int r; /* IPC response code */
1475 static int att_seq = 0; /* Attachment download sequence number */
1482 CtdlMakeTempFileName(prtfile, sizeof prtfile);
1488 r = CtdlIPCGetMessages(ipc, c, q, NULL, &msg_arr, cmd);
1490 scr_printf("%s\n", cmd);
1492 for (num_msgs = 0; msg_arr[num_msgs]; num_msgs++)
1496 if (num_msgs == 0) { /* TODO look at this later */
1497 if (c == LastMessages) return;
1498 scr_printf("*** There are no ");
1499 if (c == NewMessages) scr_printf("new ");
1500 if (c == OldMessages) scr_printf("old ");
1501 scr_printf("messages in this room.\n");
1507 /* this loop cycles through each message... */
1508 start = ((rdir == 1) ? 0 : (num_msgs - 1));
1509 for (a = start; ((a < num_msgs) && (a >= 0)); a = a + rdir) {
1510 while (msg_arr[a] == 0L) {
1512 if ((a == num_msgs) || (a == (-1)))
1516 RAGAIN: pagin = ((arcflag == 0)
1518 && (userflags & US_PAGINATOR)) ? 1 : 0;
1520 /* If we're doing a quote, set the screenwidth to 72 */
1522 hold_sw = screenwidth;
1526 /* If printing or archiving, set the screenwidth to 80 */
1528 hold_sw = screenwidth;
1532 /* clear parts list */
1533 free_parts(last_message_parts);
1534 last_message_parts = NULL;
1536 /* now read the message... */
1537 e = read_message(ipc, msg_arr[a], pagin, dest);
1539 /* ...and set the screenwidth back if we have to */
1540 if ((quotflag) || (arcflag)) {
1541 screenwidth = hold_sw;
1543 RMSGREAD: scr_flush();
1544 highest_msg_read = msg_arr[a];
1549 enable_color = hold_color;
1556 enable_color = hold_color;
1559 freopen(prtfile, "r", stdin);
1561 stty_ctdl(SB_RESTORE);
1562 ka_system(printcmd);
1563 stty_ctdl(SB_NO_INTR);
1571 } while ((g != f) && (g >= 0));
1572 scr_printf("Message printed.\n");
1574 if (rc_alt_semantics && c == 1) {
1577 r = CtdlIPCSetMessageSeen(ipc, msg_arr[a], 1, buf);
1581 if (((userflags & US_NOPROMPT) || (e == SIGINT))
1582 && (((room_flags & QR_MAILBOX) == 0)
1583 || (rc_force_mail_prompts == 0))) {
1588 color(BRIGHT_WHITE);
1589 scr_printf("%d", num_msgs - a - 1);
1593 keyopt("<B>ack <A>gain <Q>uote <R>eply <N>ext <S>top ");
1594 if (rc_url_cmd[0] && num_urls)
1595 keyopt("<U>RLview ");
1596 if (has_images > 0 && !IsEmptyStr(imagecmd))
1597 keyopt("<I>mages ");
1598 keyopt("<?>help -> ");
1602 e = (inkey() & 127);
1604 /* return key same as <N> */ if (e == 10)
1606 /* space key same as <N> */ if (e == 32)
1608 /* del/move for aides only */
1609 if ( (!is_room_aide)
1610 && ((room_flags & QR_MAILBOX) == 0)
1611 && ((room_flags2 & QR2_COLLABDEL) == 0)
1613 if ((e == 'd') || (e == 'm'))
1616 /* print only if available */
1617 if ((e == 'p') && (IsEmptyStr(printcmd)))
1619 /* can't file if not allowed */
1621 && (rc_allow_attachments == 0))
1623 /* link only if browser avail*/
1625 && (IsEmptyStr(rc_url_cmd)))
1628 && (IsEmptyStr(imagecmd) || !has_images))
1630 } while ((e != 'a') && (e != 'n') && (e != 's')
1631 && (e != 'd') && (e != 'm') && (e != 'p')
1632 && (e != 'q') && (e != 'b') && (e != 'h')
1633 && (e != 'r') && (e != 'f') && (e != '?')
1634 && (e != 'u') && (e != 'c') && (e != 'y')
1635 && (e != 'i') && (e != 'o') );
1641 scr_printf("Again");
1644 scr_printf("Delete");
1656 scr_printf("Print");
1659 scr_printf("Quote");
1665 scr_printf("Header");
1668 scr_printf("Reply");
1671 scr_printf("Open attachments");
1677 scr_printf("URL's");
1680 scr_printf("mY next");
1685 scr_printf("? <help>");
1688 if (userflags & US_DISAPPEAR || e == 'i')
1689 scr_printf("\r%79s\r", "");
1696 scr_printf("Options available here:\n"
1697 " ? Help (prints this message)\n"
1698 " S Stop reading immediately\n"
1699 " A Again (repeats last message)\n"
1700 " N Next (continue with next message)\n"
1701 " Y My Next (continue with next message you authored)\n"
1702 " B Back (go back to previous message)\n");
1704 || (room_flags & QR_MAILBOX)
1705 || (room_flags2 & QR2_COLLABDEL)
1707 scr_printf(" D Delete this message\n"
1708 " M Move message to another room\n");
1710 scr_printf(" C Copy message to another room\n");
1711 if (!IsEmptyStr(printcmd))
1712 scr_printf(" P Print this message\n");
1714 " Q Quote portions of this message for your next post\n"
1715 " H Headers (display message headers only)\n");
1717 scr_printf(" R Reply to this message\n");
1718 if (rc_allow_attachments) {
1719 scr_printf(" O (Open attachments)\n");
1720 scr_printf(" F (save attachments to a File)\n");
1722 if (!IsEmptyStr(rc_url_cmd))
1723 scr_printf(" U (list URL's for display)\n");
1724 if (!IsEmptyStr(imagecmd) && has_images > 0)
1725 scr_printf(" I Image viewer\n");
1730 dest = fopen(prtfile, "w");
1732 hold_color = enable_color;
1737 dest = fopen(temp2, "w");
1739 hold_color = enable_color;
1751 newprompt("Enter target room: ",
1752 targ, ROOMNAMELEN - 1);
1753 if (!IsEmptyStr(targ)) {
1754 r = CtdlIPCMoveMessage(ipc, (e == 'c' ? 1 : 0),
1755 msg_arr[a], targ, cmd);
1756 scr_printf("%s\n", cmd);
1762 if (r / 100 != 2) /* r will be init'ed, FIXME */
1763 goto RMSGREAD; /* the logic here sucks */
1767 newprompt("Which section? ", filename, ((sizeof filename) - 1));
1768 r = CtdlIPCAttachmentDownload(ipc, msg_arr[a],
1769 filename, &attachment, progress, cmd);
1771 scr_printf("%s\n", cmd);
1773 extract_token(filename, cmd, 2, '|', sizeof filename);
1775 * Part 1 won't have a filename; use the
1776 * subject of the message instead. IO
1778 if (IsEmptyStr(filename)) {
1779 strcpy(filename, reply_subject);
1781 if (e == 'o') { /* open attachment */
1782 mkdir(tempdir, 0700);
1783 snprintf(save_to, sizeof save_to, "%s/%04x.%s",
1787 save_buffer(attachment, extract_unsigned_long(cmd, 0), save_to);
1788 snprintf(cmd, sizeof cmd, rc_open_cmd, save_to);
1791 else { /* save attachment to disk */
1792 destination_directory(save_to, filename);
1793 save_buffer(attachment, extract_unsigned_long(cmd, 0), save_to);
1802 scr_printf("*** Delete this message? ");
1804 r = CtdlIPCDeleteMessage(ipc, msg_arr[a], cmd);
1805 scr_printf("%s\n", cmd);
1813 read_message(ipc, msg_arr[a], READ_HEADER, NULL);
1816 savedpos = num_msgs;
1817 entmsg(ipc, 1, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1818 num_msgs = savedpos;
1824 image_view(ipc, msg_arr[a]);
1827 { /* hack hack hack */
1828 /* find the next message by me, stay here if we find nothing */
1831 for (finda = (a + rdir); ((finda < num_msgs) && (finda >= 0)); finda += rdir)
1833 /* This is repetitively dumb, but that's what computers are for.
1834 We have to load up messages until we find one by us */
1837 struct ctdlipcmessage *msg = NULL;
1839 /* read the header so we can get 'from=' */
1840 r = CtdlIPCGetSingleMessage(ipc, msg_arr[finda], 1, 0, &msg, buf);
1841 if (!strncasecmp(msg->author, fullname, sizeof(fullname))) {
1842 a = lasta; /* meesa current */
1850 lasta = finda; /* keep one behind or we skip on the reentrance to the for */
1854 } /* end for loop */
1855 } /* end read routine */
1861 * View and edit a system message
1863 void edit_system_message(CtdlIPC *ipc, char *which_message)
1867 char write_cmd[SIZ];
1869 snprintf(desc, sizeof desc, "system message '%s'", which_message);
1870 snprintf(read_cmd, sizeof read_cmd, "MESG %s", which_message);
1871 snprintf(write_cmd, sizeof write_cmd, "EMSG %s", which_message);
1872 do_edit(ipc, desc, read_cmd, "NOOP", write_cmd);
1879 * Verify the message base
1881 void check_message_base(CtdlIPC *ipc)
1884 char *transcript = NULL;
1885 int r; /* IPC response code */
1888 ("Please read the documentation before running this command.\n"
1889 "Having done so, do you still want to check the message base? ");
1893 r = CtdlIPCMessageBaseCheck(ipc, &transcript, buf);
1895 scr_printf("%s\n", buf);
1899 while (transcript && !IsEmptyStr(transcript)) {
1901 extract_token(buf, transcript, 0, '\n', sizeof buf);
1902 remove_token(transcript, 0, '\n');
1903 pprintf("%s\n", buf);
1905 if (transcript) free(transcript);
1911 * Loads the contents of a file into memory. Caller must free the allocated
1914 char *load_message_from_file(FILE *src)
1920 fseek(src, 0, SEEK_END);
1924 dest = (char *)calloc(1, i + 1);
1931 g = fread(dest + got, 1, i - got, src);
1934 /* Interrupted system call, keep going */
1937 /* At this point we have either EOF or error */