2 * Implements the message store.
4 * Copyright (c) 1987-2012 by the citadel.org team
6 * This program is open source software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 3.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
21 #if TIME_WITH_SYS_TIME
22 # include <sys/time.h>
26 # include <sys/time.h>
39 #include <sys/types.h>
41 #include <libcitadel.h>
44 #include "serv_extensions.h"
48 #include "sysdep_decls.h"
49 #include "citserver.h"
56 #include "internet_addressing.h"
57 #include "euidindex.h"
58 #include "journaling.h"
59 #include "citadel_dirs.h"
60 #include "clientsocket.h"
63 #include "ctdl_module.h"
66 struct addresses_to_be_filed *atbf = NULL;
68 /* This temp file holds the queue of operations for AdjRefCount() */
69 static FILE *arcfp = NULL;
72 * These are the four-character field headers we use when outputting
73 * messages in Citadel format (as opposed to RFC822 format).
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
81 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
82 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
83 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
112 * This function is self explanatory.
113 * (What can I say, I'm in a weird mood today...)
115 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
119 for (i = 0; i < strlen(name); ++i) {
120 if (name[i] == '@') {
121 while (isspace(name[i - 1]) && i > 0) {
122 strcpy(&name[i - 1], &name[i]);
125 while (isspace(name[i + 1])) {
126 strcpy(&name[i + 1], &name[i + 2]);
134 * Aliasing for network mail.
135 * (Error messages have been commented out, because this is a server.)
137 int alias(char *name)
138 { /* process alias and routing info for mail */
141 char aaa[SIZ], bbb[SIZ];
142 char *ignetcfg = NULL;
143 char *ignetmap = NULL;
149 char original_name[256];
150 safestrncpy(original_name, name, sizeof original_name);
153 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
154 stripallbut(name, '<', '>');
156 fp = fopen(file_mail_aliases, "r");
158 fp = fopen("/dev/null", "r");
165 while (fgets(aaa, sizeof aaa, fp) != NULL) {
166 while (isspace(name[0]))
167 strcpy(name, &name[1]);
168 aaa[strlen(aaa) - 1] = 0;
170 for (a = 0; a < strlen(aaa); ++a) {
172 strcpy(bbb, &aaa[a + 1]);
176 if (!strcasecmp(name, aaa))
181 /* Hit the Global Address Book */
182 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
186 if (strcasecmp(original_name, name)) {
187 syslog(LOG_INFO, "%s is being forwarded to %s\n", original_name, name);
190 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
191 for (a=0; a<strlen(name); ++a) {
192 if (name[a] == '@') {
193 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
195 syslog(LOG_INFO, "Changed to <%s>\n", name);
200 /* determine local or remote type, see citadel.h */
201 at = haschar(name, '@');
202 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
203 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
204 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
206 /* figure out the delivery mode */
207 extract_token(node, name, 1, '@', sizeof node);
209 /* If there are one or more dots in the nodename, we assume that it
210 * is an FQDN and will attempt SMTP delivery to the Internet.
212 if (haschar(node, '.') > 0) {
213 return(MES_INTERNET);
216 /* Otherwise we look in the IGnet maps for a valid Citadel node.
217 * Try directly-connected nodes first...
219 ignetcfg = CtdlGetSysConfig(IGNETCFG);
220 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
221 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
222 extract_token(testnode, buf, 0, '|', sizeof testnode);
223 if (!strcasecmp(node, testnode)) {
231 * Then try nodes that are two or more hops away.
233 ignetmap = CtdlGetSysConfig(IGNETMAP);
234 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
235 extract_token(buf, ignetmap, i, '\n', sizeof buf);
236 extract_token(testnode, buf, 0, '|', sizeof testnode);
237 if (!strcasecmp(node, testnode)) {
244 /* If we get to this point it's an invalid node name */
250 * Back end for the MSGS command: output message number only.
252 void simple_listing(long msgnum, void *userdata)
254 cprintf("%ld\n", msgnum);
260 * Back end for the MSGS command: output header summary.
262 void headers_listing(long msgnum, void *userdata)
264 struct CtdlMessage *msg;
266 msg = CtdlFetchMessage(msgnum, 0);
268 cprintf("%ld|0|||||\n", msgnum);
272 cprintf("%ld|%s|%s|%s|%s|%s|\n",
274 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
275 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
276 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
277 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
278 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
280 CtdlFreeMessage(msg);
284 * Back end for the MSGS command: output EUID header.
286 void headers_euid(long msgnum, void *userdata)
288 struct CtdlMessage *msg;
290 msg = CtdlFetchMessage(msgnum, 0);
292 cprintf("%ld||\n", msgnum);
296 cprintf("%ld|%s|%s\n",
298 (msg->cm_fields['E'] ? msg->cm_fields['E'] : ""),
299 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"));
300 CtdlFreeMessage(msg);
307 /* Determine if a given message matches the fields in a message template.
308 * Return 0 for a successful match.
310 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
313 /* If there aren't any fields in the template, all messages will
316 if (template == NULL) return(0);
318 /* Null messages are bogus. */
319 if (msg == NULL) return(1);
321 for (i='A'; i<='Z'; ++i) {
322 if (template->cm_fields[i] != NULL) {
323 if (msg->cm_fields[i] == NULL) {
324 /* Considered equal if temmplate is empty string */
325 if (IsEmptyStr(template->cm_fields[i])) continue;
328 if (strcasecmp(msg->cm_fields[i],
329 template->cm_fields[i])) return 1;
333 /* All compares succeeded: we have a match! */
340 * Retrieve the "seen" message list for the current room.
342 void CtdlGetSeen(char *buf, int which_set) {
345 /* Learn about the user and room in question */
346 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
348 if (which_set == ctdlsetseen_seen)
349 safestrncpy(buf, vbuf.v_seen, SIZ);
350 if (which_set == ctdlsetseen_answered)
351 safestrncpy(buf, vbuf.v_answered, SIZ);
357 * Manipulate the "seen msgs" string (or other message set strings)
359 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
360 int target_setting, int which_set,
361 struct ctdluser *which_user, struct ctdlroom *which_room) {
362 struct cdbdata *cdbfr;
376 char *is_set; /* actually an array of booleans */
378 /* Don't bother doing *anything* if we were passed a list of zero messages */
379 if (num_target_msgnums < 1) {
383 /* If no room was specified, we go with the current room. */
385 which_room = &CC->room;
388 /* If no user was specified, we go with the current user. */
390 which_user = &CC->user;
393 syslog(LOG_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %s, %d) in <%s>\n",
394 num_target_msgnums, target_msgnums[0],
395 (target_setting ? "SET" : "CLEAR"),
399 /* Learn about the user and room in question */
400 CtdlGetRelationship(&vbuf, which_user, which_room);
402 /* Load the message list */
403 cdbfr = cdb_fetch(CDB_MSGLISTS, &which_room->QRnumber, sizeof(long));
405 msglist = (long *) cdbfr->ptr;
406 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
407 num_msgs = cdbfr->len / sizeof(long);
410 return; /* No messages at all? No further action. */
413 is_set = malloc(num_msgs * sizeof(char));
414 memset(is_set, 0, (num_msgs * sizeof(char)) );
416 /* Decide which message set we're manipulating */
418 case ctdlsetseen_seen:
419 vset = NewStrBufPlain(vbuf.v_seen, -1);
421 case ctdlsetseen_answered:
422 vset = NewStrBufPlain(vbuf.v_answered, -1);
429 #if 0 /* This is a special diagnostic section. Do not allow it to run during normal operation. */
430 syslog(LOG_DEBUG, "There are %d messages in the room.\n", num_msgs);
431 for (i=0; i<num_msgs; ++i) {
432 if ((i > 0) && (msglist[i] <= msglist[i-1])) abort();
434 syslog(LOG_DEBUG, "We are twiddling %d of them.\n", num_target_msgnums);
435 for (k=0; k<num_target_msgnums; ++k) {
436 if ((k > 0) && (target_msgnums[k] <= target_msgnums[k-1])) abort();
440 syslog(LOG_DEBUG, "before update: %s\n", ChrPtr(vset));
442 /* Translate the existing sequence set into an array of booleans */
443 setstr = NewStrBuf();
447 while (StrBufExtract_NextToken(setstr, vset, &pvset, ',') >= 0) {
449 StrBufExtract_token(lostr, setstr, 0, ':');
450 if (StrBufNum_tokens(setstr, ':') >= 2) {
451 StrBufExtract_token(histr, setstr, 1, ':');
455 StrBufAppendBuf(histr, lostr, 0);
458 if (!strcmp(ChrPtr(histr), "*")) {
465 for (i = 0; i < num_msgs; ++i) {
466 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
476 /* Now translate the array of booleans back into a sequence set */
482 for (i=0; i<num_msgs; ++i) {
486 for (k=0; k<num_target_msgnums; ++k) {
487 if (msglist[i] == target_msgnums[k]) {
488 is_seen = target_setting;
492 if ((was_seen == 0) && (is_seen == 1)) {
495 else if ((was_seen == 1) && (is_seen == 0)) {
498 if (StrLength(vset) > 0) {
499 StrBufAppendBufPlain(vset, HKEY(","), 0);
502 StrBufAppendPrintf(vset, "%ld", hi);
505 StrBufAppendPrintf(vset, "%ld:%ld", lo, hi);
509 if ((is_seen) && (i == num_msgs - 1)) {
510 if (StrLength(vset) > 0) {
511 StrBufAppendBufPlain(vset, HKEY(","), 0);
513 if ((i==0) || (was_seen == 0)) {
514 StrBufAppendPrintf(vset, "%ld", msglist[i]);
517 StrBufAppendPrintf(vset, "%ld:%ld", lo, msglist[i]);
525 * We will have to stuff this string back into a 4096 byte buffer, so if it's
526 * larger than that now, truncate it by removing tokens from the beginning.
527 * The limit of 100 iterations is there to prevent an infinite loop in case
528 * something unexpected happens.
530 int number_of_truncations = 0;
531 while ( (StrLength(vset) > SIZ) && (number_of_truncations < 100) ) {
532 StrBufRemove_token(vset, 0, ',');
533 ++number_of_truncations;
537 * If we're truncating the sequence set of messages marked with the 'seen' flag,
538 * we want the earliest messages (the truncated ones) to be marked, not unmarked.
539 * Otherwise messages at the beginning will suddenly appear to be 'unseen'.
541 if ( (which_set == ctdlsetseen_seen) && (number_of_truncations > 0) ) {
543 first_tok = NewStrBuf();
544 StrBufExtract_token(first_tok, vset, 0, ',');
545 StrBufRemove_token(vset, 0, ',');
547 if (StrBufNum_tokens(first_tok, ':') > 1) {
548 StrBufRemove_token(first_tok, 0, ':');
552 new_set = NewStrBuf();
553 StrBufAppendBufPlain(new_set, HKEY("1:"), 0);
554 StrBufAppendBuf(new_set, first_tok, 0);
555 StrBufAppendBufPlain(new_set, HKEY(":"), 0);
556 StrBufAppendBuf(new_set, vset, 0);
559 FreeStrBuf(&first_tok);
563 syslog(LOG_DEBUG, " after update: %s\n", ChrPtr(vset));
565 /* Decide which message set we're manipulating */
567 case ctdlsetseen_seen:
568 safestrncpy(vbuf.v_seen, ChrPtr(vset), sizeof vbuf.v_seen);
570 case ctdlsetseen_answered:
571 safestrncpy(vbuf.v_answered, ChrPtr(vset), sizeof vbuf.v_answered);
577 CtdlSetRelationship(&vbuf, which_user, which_room);
583 * API function to perform an operation for each qualifying message in the
584 * current room. (Returns the number of messages processed.)
586 int CtdlForEachMessage(int mode, long ref, char *search_string,
588 struct CtdlMessage *compare,
589 ForEachMsgCallback CallBack,
595 struct cdbdata *cdbfr;
596 long *msglist = NULL;
598 int num_processed = 0;
601 struct CtdlMessage *msg = NULL;
604 int printed_lastold = 0;
605 int num_search_msgs = 0;
606 long *search_msgs = NULL;
608 int need_to_free_re = 0;
611 if ((content_type) && (!IsEmptyStr(content_type))) {
612 regcomp(&re, content_type, 0);
616 /* Learn about the user and room in question */
617 if (server_shutting_down) {
618 if (need_to_free_re) regfree(&re);
621 CtdlGetUser(&CC->user, CC->curr_user);
623 if (server_shutting_down) {
624 if (need_to_free_re) regfree(&re);
627 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
629 if (server_shutting_down) {
630 if (need_to_free_re) regfree(&re);
634 /* Load the message list */
635 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
637 if (need_to_free_re) regfree(&re);
638 return 0; /* No messages at all? No further action. */
641 msglist = (long *) cdbfr->ptr;
642 num_msgs = cdbfr->len / sizeof(long);
644 cdbfr->ptr = NULL; /* clear this so that cdb_free() doesn't free it */
645 cdb_free(cdbfr); /* we own this memory now */
648 * Now begin the traversal.
650 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
652 /* If the caller is looking for a specific MIME type, filter
653 * out all messages which are not of the type requested.
655 if ((content_type != NULL) && (!IsEmptyStr(content_type))) {
657 /* This call to GetMetaData() sits inside this loop
658 * so that we only do the extra database read per msg
659 * if we need to. Doing the extra read all the time
660 * really kills the server. If we ever need to use
661 * metadata for another search criterion, we need to
662 * move the read somewhere else -- but still be smart
663 * enough to only do the read if the caller has
664 * specified something that will need it.
666 if (server_shutting_down) {
667 if (need_to_free_re) regfree(&re);
671 GetMetaData(&smi, msglist[a]);
673 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
674 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
680 num_msgs = sort_msglist(msglist, num_msgs);
682 /* If a template was supplied, filter out the messages which
683 * don't match. (This could induce some delays!)
686 if (compare != NULL) {
687 for (a = 0; a < num_msgs; ++a) {
688 if (server_shutting_down) {
689 if (need_to_free_re) regfree(&re);
693 msg = CtdlFetchMessage(msglist[a], 1);
695 if (CtdlMsgCmp(msg, compare)) {
698 CtdlFreeMessage(msg);
704 /* If a search string was specified, get a message list from
705 * the full text index and remove messages which aren't on both
709 * Since the lists are sorted and strictly ascending, and the
710 * output list is guaranteed to be shorter than or equal to the
711 * input list, we overwrite the bottom of the input list. This
712 * eliminates the need to memmove big chunks of the list over and
715 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
717 /* Call search module via hook mechanism.
718 * NULL means use any search function available.
719 * otherwise replace with a char * to name of search routine
721 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
723 if (num_search_msgs > 0) {
727 orig_num_msgs = num_msgs;
729 for (i=0; i<orig_num_msgs; ++i) {
730 for (j=0; j<num_search_msgs; ++j) {
731 if (msglist[i] == search_msgs[j]) {
732 msglist[num_msgs++] = msglist[i];
738 num_msgs = 0; /* No messages qualify */
740 if (search_msgs != NULL) free(search_msgs);
742 /* Now that we've purged messages which don't contain the search
743 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
750 * Now iterate through the message list, according to the
751 * criteria supplied by the caller.
754 for (a = 0; a < num_msgs; ++a) {
755 if (server_shutting_down) {
756 if (need_to_free_re) regfree(&re);
758 return num_processed;
760 thismsg = msglist[a];
761 if (mode == MSGS_ALL) {
765 is_seen = is_msg_in_sequence_set(
766 vbuf.v_seen, thismsg);
767 if (is_seen) lastold = thismsg;
773 || ((mode == MSGS_OLD) && (is_seen))
774 || ((mode == MSGS_NEW) && (!is_seen))
775 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
776 || ((mode == MSGS_FIRST) && (a < ref))
777 || ((mode == MSGS_GT) && (thismsg > ref))
778 || ((mode == MSGS_LT) && (thismsg < ref))
779 || ((mode == MSGS_EQ) && (thismsg == ref))
782 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
784 CallBack(lastold, userdata);
788 if (CallBack) CallBack(thismsg, userdata);
792 if (need_to_free_re) regfree(&re);
795 * We cache the most recent msglist in order to do security checks later
797 if (CC->client_socket > 0) {
798 if (CC->cached_msglist != NULL) {
799 free(CC->cached_msglist);
801 CC->cached_msglist = msglist;
802 CC->cached_num_msgs = num_msgs;
808 return num_processed;
814 * cmd_msgs() - get list of message #'s in this room
815 * implements the MSGS server command using CtdlForEachMessage()
817 void cmd_msgs(char *cmdbuf)
826 int with_template = 0;
827 struct CtdlMessage *template = NULL;
828 char search_string[1024];
829 ForEachMsgCallback CallBack;
831 if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
833 extract_token(which, cmdbuf, 0, '|', sizeof which);
834 cm_ref = extract_int(cmdbuf, 1);
835 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
836 with_template = extract_int(cmdbuf, 2);
837 switch (extract_int(cmdbuf, 3))
841 CallBack = simple_listing;
844 CallBack = headers_listing;
847 CallBack = headers_euid;
852 if (!strncasecmp(which, "OLD", 3))
854 else if (!strncasecmp(which, "NEW", 3))
856 else if (!strncasecmp(which, "FIRST", 5))
858 else if (!strncasecmp(which, "LAST", 4))
860 else if (!strncasecmp(which, "GT", 2))
862 else if (!strncasecmp(which, "LT", 2))
864 else if (!strncasecmp(which, "SEARCH", 6))
869 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
870 cprintf("%d Full text index is not enabled on this server.\n",
871 ERROR + CMD_NOT_SUPPORTED);
877 cprintf("%d Send template then receive message list\n",
879 template = (struct CtdlMessage *)
880 malloc(sizeof(struct CtdlMessage));
881 memset(template, 0, sizeof(struct CtdlMessage));
882 template->cm_magic = CTDLMESSAGE_MAGIC;
883 template->cm_anon_type = MES_NORMAL;
885 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
886 extract_token(tfield, buf, 0, '|', sizeof tfield);
887 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
888 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
889 if (!strcasecmp(tfield, msgkeys[i])) {
890 template->cm_fields[i] =
898 cprintf("%d \n", LISTING_FOLLOWS);
901 CtdlForEachMessage(mode,
902 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
903 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
908 if (template != NULL) CtdlFreeMessage(template);
916 * help_subst() - support routine for help file viewer
918 void help_subst(char *strbuf, char *source, char *dest)
923 while (p = pattern2(strbuf, source), (p >= 0)) {
924 strcpy(workbuf, &strbuf[p + strlen(source)]);
925 strcpy(&strbuf[p], dest);
926 strcat(strbuf, workbuf);
931 void do_help_subst(char *buffer)
935 help_subst(buffer, "^nodename", config.c_nodename);
936 help_subst(buffer, "^humannode", config.c_humannode);
937 help_subst(buffer, "^fqdn", config.c_fqdn);
938 help_subst(buffer, "^username", CC->user.fullname);
939 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
940 help_subst(buffer, "^usernum", buf2);
941 help_subst(buffer, "^sysadm", config.c_sysadm);
942 help_subst(buffer, "^variantname", CITADEL);
943 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
944 help_subst(buffer, "^maxsessions", buf2);
945 help_subst(buffer, "^bbsdir", ctdl_message_dir);
951 * memfmout() - Citadel text formatter and paginator.
952 * Although the original purpose of this routine was to format
953 * text to the reader's screen width, all we're really using it
954 * for here is to format text out to 80 columns before sending it
955 * to the client. The client software may reformat it again.
958 char *mptr, /* where are we going to get our text from? */
959 const char *nl /* string to terminate lines with */
962 unsigned char ch = 0;
969 while (ch=*(mptr++), ch != 0) {
972 if (client_write(outbuf, len) == -1)
974 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
978 if (client_write(nl, nllen) == -1)
980 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
985 else if (ch == '\r') {
986 /* Ignore carriage returns. Newlines are always LF or CRLF but never CR. */
988 else if (isspace(ch)) {
989 if (column > 72) { /* Beyond 72 columns, break on the next space */
990 if (client_write(outbuf, len) == -1)
992 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
996 if (client_write(nl, nllen) == -1)
998 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1011 if (column > 1000) { /* Beyond 1000 columns, break anywhere */
1012 if (client_write(outbuf, len) == -1)
1014 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1018 if (client_write(nl, nllen) == -1)
1020 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1028 if (client_write(outbuf, len) == -1)
1030 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1034 client_write(nl, nllen);
1042 * Callback function for mime parser that simply lists the part
1044 void list_this_part(char *name, char *filename, char *partnum, char *disp,
1045 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1046 char *cbid, void *cbuserdata)
1050 ma = (struct ma_info *)cbuserdata;
1051 if (ma->is_ma == 0) {
1052 cprintf("part=%s|%s|%s|%s|%s|%ld|%s|%s\n",
1065 * Callback function for multipart prefix
1067 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
1068 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1069 char *cbid, void *cbuserdata)
1073 ma = (struct ma_info *)cbuserdata;
1074 if (!strcasecmp(cbtype, "multipart/alternative")) {
1078 if (ma->is_ma == 0) {
1079 cprintf("pref=%s|%s\n", partnum, cbtype);
1084 * Callback function for multipart sufffix
1086 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
1087 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1088 char *cbid, void *cbuserdata)
1092 ma = (struct ma_info *)cbuserdata;
1093 if (ma->is_ma == 0) {
1094 cprintf("suff=%s|%s\n", partnum, cbtype);
1096 if (!strcasecmp(cbtype, "multipart/alternative")) {
1103 * Callback function for mime parser that opens a section for downloading
1105 void mime_download(char *name, char *filename, char *partnum, char *disp,
1106 void *content, char *cbtype, char *cbcharset, size_t length,
1107 char *encoding, char *cbid, void *cbuserdata)
1110 CitContext *CCC = MyContext();
1112 /* Silently go away if there's already a download open. */
1113 if (CCC->download_fp != NULL)
1117 (!IsEmptyStr(partnum) && (!strcasecmp(CCC->download_desired_section, partnum)))
1118 || (!IsEmptyStr(cbid) && (!strcasecmp(CCC->download_desired_section, cbid)))
1120 CCC->download_fp = tmpfile();
1121 if (CCC->download_fp == NULL) {
1122 syslog(LOG_EMERG, "mime_download(): Couldn't write: %s\n",
1124 cprintf("%d cannot open temporary file: %s\n",
1125 ERROR + INTERNAL_ERROR, strerror(errno));
1129 rv = fwrite(content, length, 1, CC->download_fp);
1131 syslog(LOG_EMERG, "mime_download(): Couldn't write: %s\n",
1133 cprintf("%d unable to write tempfile.\n",
1135 fclose(CCC->download_fp);
1136 CCC->download_fp = NULL;
1139 fflush(CCC->download_fp);
1140 rewind(CCC->download_fp);
1142 OpenCmdResult(filename, cbtype);
1149 * Callback function for mime parser that outputs a section all at once.
1150 * We can specify the desired section by part number *or* content-id.
1152 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
1153 void *content, char *cbtype, char *cbcharset, size_t length,
1154 char *encoding, char *cbid, void *cbuserdata)
1156 int *found_it = (int *)cbuserdata;
1159 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1160 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1163 cprintf("%d %d|-1|%s|%s|%s\n",
1170 client_write(content, length);
1176 * Load a message from disk into memory.
1177 * This is used by CtdlOutputMsg() and other fetch functions.
1179 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1180 * using the CtdlMessageFree() function.
1182 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1184 struct cdbdata *dmsgtext;
1185 struct CtdlMessage *ret = NULL;
1189 cit_uint8_t field_header;
1191 syslog(LOG_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1192 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1193 if (dmsgtext == NULL) {
1196 mptr = dmsgtext->ptr;
1197 upper_bound = mptr + dmsgtext->len;
1199 /* Parse the three bytes that begin EVERY message on disk.
1200 * The first is always 0xFF, the on-disk magic number.
1201 * The second is the anonymous/public type byte.
1202 * The third is the format type byte (vari, fixed, or MIME).
1206 syslog(LOG_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1210 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1211 memset(ret, 0, sizeof(struct CtdlMessage));
1213 ret->cm_magic = CTDLMESSAGE_MAGIC;
1214 ret->cm_anon_type = *mptr++; /* Anon type byte */
1215 ret->cm_format_type = *mptr++; /* Format type byte */
1218 * The rest is zero or more arbitrary fields. Load them in.
1219 * We're done when we encounter either a zero-length field or
1220 * have just processed the 'M' (message text) field.
1223 if (mptr >= upper_bound) {
1226 field_header = *mptr++;
1227 ret->cm_fields[field_header] = strdup(mptr);
1229 while (*mptr++ != 0); /* advance to next field */
1231 } while ((mptr < upper_bound) && (field_header != 'M'));
1235 /* Always make sure there's something in the msg text field. If
1236 * it's NULL, the message text is most likely stored separately,
1237 * so go ahead and fetch that. Failing that, just set a dummy
1238 * body so other code doesn't barf.
1240 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1241 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1242 if (dmsgtext != NULL) {
1243 ret->cm_fields['M'] = dmsgtext->ptr;
1244 dmsgtext->ptr = NULL;
1248 if (ret->cm_fields['M'] == NULL) {
1249 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1252 /* Perform "before read" hooks (aborting if any return nonzero) */
1253 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1254 CtdlFreeMessage(ret);
1263 * Returns 1 if the supplied pointer points to a valid Citadel message.
1264 * If the pointer is NULL or the magic number check fails, returns 0.
1266 int is_valid_message(struct CtdlMessage *msg) {
1269 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1270 syslog(LOG_WARNING, "is_valid_message() -- self-check failed\n");
1276 void CtdlFreeMessageContents(struct CtdlMessage *msg)
1280 for (i = 0; i < 256; ++i)
1281 if (msg->cm_fields[i] != NULL) {
1282 free(msg->cm_fields[i]);
1285 msg->cm_magic = 0; /* just in case */
1288 * 'Destructor' for struct CtdlMessage
1290 void CtdlFreeMessage(struct CtdlMessage *msg)
1292 if (is_valid_message(msg) == 0)
1294 if (msg != NULL) free (msg);
1297 CtdlFreeMessageContents(msg);
1303 * Pre callback function for multipart/alternative
1305 * NOTE: this differs from the standard behavior for a reason. Normally when
1306 * displaying multipart/alternative you want to show the _last_ usable
1307 * format in the message. Here we show the _first_ one, because it's
1308 * usually text/plain. Since this set of functions is designed for text
1309 * output to non-MIME-aware clients, this is the desired behavior.
1312 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1313 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1314 char *cbid, void *cbuserdata)
1318 ma = (struct ma_info *)cbuserdata;
1319 syslog(LOG_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1320 if (!strcasecmp(cbtype, "multipart/alternative")) {
1324 if (!strcasecmp(cbtype, "message/rfc822")) {
1330 * Post callback function for multipart/alternative
1332 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1333 void *content, char *cbtype, char *cbcharset, size_t length,
1334 char *encoding, char *cbid, void *cbuserdata)
1338 ma = (struct ma_info *)cbuserdata;
1339 syslog(LOG_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1340 if (!strcasecmp(cbtype, "multipart/alternative")) {
1344 if (!strcasecmp(cbtype, "message/rfc822")) {
1350 * Inline callback function for mime parser that wants to display text
1352 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1353 void *content, char *cbtype, char *cbcharset, size_t length,
1354 char *encoding, char *cbid, void *cbuserdata)
1361 ma = (struct ma_info *)cbuserdata;
1364 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1365 partnum, filename, cbtype, (long)length);
1368 * If we're in the middle of a multipart/alternative scope and
1369 * we've already printed another section, skip this one.
1371 if ( (ma->is_ma) && (ma->did_print) ) {
1372 syslog(LOG_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1377 if ( (!strcasecmp(cbtype, "text/plain"))
1378 || (IsEmptyStr(cbtype)) ) {
1381 client_write(wptr, length);
1382 if (wptr[length-1] != '\n') {
1389 if (!strcasecmp(cbtype, "text/html")) {
1390 ptr = html_to_ascii(content, length, 80, 0);
1392 client_write(ptr, wlen);
1393 if ((wlen > 0) && (ptr[wlen-1] != '\n')) {
1400 if (ma->use_fo_hooks) {
1401 if (PerformFixedOutputHooks(cbtype, content, length)) {
1402 /* above function returns nonzero if it handled the part */
1407 if (strncasecmp(cbtype, "multipart/", 10)) {
1408 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1409 partnum, filename, cbtype, (long)length);
1415 * The client is elegant and sophisticated and wants to be choosy about
1416 * MIME content types, so figure out which multipart/alternative part
1417 * we're going to send.
1419 * We use a system of weights. When we find a part that matches one of the
1420 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1421 * and then set ma->chosen_pref to that MIME type's position in our preference
1422 * list. If we then hit another match, we only replace the first match if
1423 * the preference value is lower.
1425 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1426 void *content, char *cbtype, char *cbcharset, size_t length,
1427 char *encoding, char *cbid, void *cbuserdata)
1433 ma = (struct ma_info *)cbuserdata;
1435 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1436 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1437 // I don't know if there are any side effects! Please TEST TEST TEST
1438 //if (ma->is_ma > 0) {
1440 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1441 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1442 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1443 if (i < ma->chosen_pref) {
1444 syslog(LOG_DEBUG, "Setting chosen part: <%s>\n", partnum);
1445 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1446 ma->chosen_pref = i;
1453 * Now that we've chosen our preferred part, output it.
1455 void output_preferred(char *name,
1469 int add_newline = 0;
1472 char *decoded = NULL;
1473 size_t bytes_decoded;
1476 ma = (struct ma_info *)cbuserdata;
1478 /* This is not the MIME part you're looking for... */
1479 if (strcasecmp(partnum, ma->chosen_part)) return;
1481 /* If the content-type of this part is in our preferred formats
1482 * list, we can simply output it verbatim.
1484 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1485 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1486 if (!strcasecmp(buf, cbtype)) {
1487 /* Yeah! Go! W00t!! */
1488 if (ma->dont_decode == 0)
1489 rc = mime_decode_now (content,
1495 break; /* Give us the chance, maybe theres another one. */
1497 if (rc == 0) text_content = (char *)content;
1499 text_content = decoded;
1500 length = bytes_decoded;
1503 if (text_content[length-1] != '\n') {
1506 cprintf("Content-type: %s", cbtype);
1507 if (!IsEmptyStr(cbcharset)) {
1508 cprintf("; charset=%s", cbcharset);
1510 cprintf("\nContent-length: %d\n",
1511 (int)(length + add_newline) );
1512 if (!IsEmptyStr(encoding)) {
1513 cprintf("Content-transfer-encoding: %s\n", encoding);
1516 cprintf("Content-transfer-encoding: 7bit\n");
1518 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1520 if (client_write(text_content, length) == -1)
1522 syslog(LOG_ERR, "output_preferred(): aborting due to write failure.\n");
1525 if (add_newline) cprintf("\n");
1526 if (decoded != NULL) free(decoded);
1531 /* No translations required or possible: output as text/plain */
1532 cprintf("Content-type: text/plain\n\n");
1534 if (ma->dont_decode == 0)
1535 rc = mime_decode_now (content,
1541 return; /* Give us the chance, maybe theres another one. */
1543 if (rc == 0) text_content = (char *)content;
1545 text_content = decoded;
1546 length = bytes_decoded;
1549 fixed_output(name, filename, partnum, disp, text_content, cbtype, cbcharset,
1550 length, encoding, cbid, cbuserdata);
1551 if (decoded != NULL) free(decoded);
1556 char desired_section[64];
1563 * Callback function for
1565 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1566 void *content, char *cbtype, char *cbcharset, size_t length,
1567 char *encoding, char *cbid, void *cbuserdata)
1569 struct encapmsg *encap;
1571 encap = (struct encapmsg *)cbuserdata;
1573 /* Only proceed if this is the desired section... */
1574 if (!strcasecmp(encap->desired_section, partnum)) {
1575 encap->msglen = length;
1576 encap->msg = malloc(length + 2);
1577 memcpy(encap->msg, content, length);
1584 * Determine whether the specified message exists in the cached_msglist
1585 * (This is a security check)
1587 int check_cached_msglist(long msgnum) {
1589 /* cases in which we skip the check */
1590 if (!CC) return om_ok; /* not a session */
1591 if (CC->client_socket <= 0) return om_ok; /* not a client session */
1592 if (CC->cached_msglist == NULL) return om_access_denied; /* no msglist fetched */
1593 if (CC->cached_num_msgs == 0) return om_access_denied; /* nothing to check */
1596 /* Do a binary search within the cached_msglist for the requested msgnum */
1598 int max = (CC->cached_num_msgs - 1);
1600 while (max >= min) {
1601 int middle = min + (max-min) / 2 ;
1602 if (msgnum == CC->cached_msglist[middle]) {
1605 if (msgnum > CC->cached_msglist[middle]) {
1613 return om_access_denied;
1618 * Determine whether the currently logged in session has permission to read
1619 * messages in the current room.
1621 int CtdlDoIHavePermissionToReadMessagesInThisRoom(void) {
1622 if ( (!(CC->logged_in))
1623 && (!(CC->internal_pgm))
1624 && (!config.c_guest_logins)
1626 return(om_not_logged_in);
1633 * Get a message off disk. (returns om_* values found in msgbase.h)
1636 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1637 int mode, /* how would you like that message? */
1638 int headers_only, /* eschew the message body? */
1639 int do_proto, /* do Citadel protocol responses? */
1640 int crlf, /* Use CRLF newlines instead of LF? */
1641 char *section, /* NULL or a message/rfc822 section */
1642 int flags /* various flags; see msgbase.h */
1644 struct CtdlMessage *TheMessage = NULL;
1645 int retcode = om_no_such_msg;
1646 struct encapmsg encap;
1649 syslog(LOG_DEBUG, "CtdlOutputMsg(msgnum=%ld, mode=%d, section=%s)\n",
1651 (section ? section : "<>")
1654 r = CtdlDoIHavePermissionToReadMessagesInThisRoom();
1657 if (r == om_not_logged_in) {
1658 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
1661 cprintf("%d An unknown error has occurred.\n", ERROR);
1668 * Check to make sure the message is actually IN this room
1670 r = check_cached_msglist(msg_num);
1671 if (r == om_access_denied) {
1672 /* Not in the cache? We get ONE shot to check it again. */
1673 CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, NULL, NULL);
1674 r = check_cached_msglist(msg_num);
1677 syslog(LOG_DEBUG, "Security check fail: message %ld is not in %s\n",
1678 msg_num, CC->room.QRname
1681 if (r == om_access_denied) {
1682 cprintf("%d message %ld was not found in this room\n",
1683 ERROR + HIGHER_ACCESS_REQUIRED,
1692 * Fetch the message from disk. If we're in HEADERS_FAST mode,
1693 * request that we don't even bother loading the body into memory.
1695 if (headers_only == HEADERS_FAST) {
1696 TheMessage = CtdlFetchMessage(msg_num, 0);
1699 TheMessage = CtdlFetchMessage(msg_num, 1);
1702 if (TheMessage == NULL) {
1703 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1704 ERROR + MESSAGE_NOT_FOUND, msg_num);
1705 return(om_no_such_msg);
1708 /* Here is the weird form of this command, to process only an
1709 * encapsulated message/rfc822 section.
1711 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1712 memset(&encap, 0, sizeof encap);
1713 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1714 mime_parser(TheMessage->cm_fields['M'],
1716 *extract_encapsulated_message,
1717 NULL, NULL, (void *)&encap, 0
1719 CtdlFreeMessage(TheMessage);
1723 encap.msg[encap.msglen] = 0;
1724 TheMessage = convert_internet_message(encap.msg);
1725 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1727 /* Now we let it fall through to the bottom of this
1728 * function, because TheMessage now contains the
1729 * encapsulated message instead of the top-level
1730 * message. Isn't that neat?
1735 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1736 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1737 retcode = om_no_such_msg;
1742 /* Ok, output the message now */
1743 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1744 CtdlFreeMessage(TheMessage);
1750 char *qp_encode_email_addrs(char *source)
1752 char *user, *node, *name;
1753 const char headerStr[] = "=?UTF-8?Q?";
1757 int need_to_encode = 0;
1763 long nAddrPtrMax = 50;
1768 if (source == NULL) return source;
1769 if (IsEmptyStr(source)) return source;
1771 syslog(LOG_DEBUG, "qp_encode_email_addrs: [%s]\n", source);
1773 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1774 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1775 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1778 while (!IsEmptyStr (&source[i])) {
1779 if (nColons >= nAddrPtrMax){
1782 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1783 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1784 free (AddrPtr), AddrPtr = ptr;
1786 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1787 memset(&ptr[nAddrPtrMax], 0,
1788 sizeof (long) * nAddrPtrMax);
1790 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1791 free (AddrUtf8), AddrUtf8 = ptr;
1794 if (((unsigned char) source[i] < 32) ||
1795 ((unsigned char) source[i] > 126)) {
1797 AddrUtf8[nColons] = 1;
1799 if (source[i] == '"')
1800 InQuotes = !InQuotes;
1801 if (!InQuotes && source[i] == ',') {
1802 AddrPtr[nColons] = i;
1807 if (need_to_encode == 0) {
1814 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1815 Encoded = (char*) malloc (EncodedMaxLen);
1817 for (i = 0; i < nColons; i++)
1818 source[AddrPtr[i]++] = '\0';
1819 /* TODO: if libidn, this might get larger*/
1820 user = malloc(SourceLen + 1);
1821 node = malloc(SourceLen + 1);
1822 name = malloc(SourceLen + 1);
1826 for (i = 0; i < nColons && nPtr != NULL; i++) {
1827 nmax = EncodedMaxLen - (nPtr - Encoded);
1829 process_rfc822_addr(&source[AddrPtr[i]],
1833 /* TODO: libIDN here ! */
1834 if (IsEmptyStr(name)) {
1835 n = snprintf(nPtr, nmax,
1836 (i==0)?"%s@%s" : ",%s@%s",
1840 EncodedName = rfc2047encode(name, strlen(name));
1841 n = snprintf(nPtr, nmax,
1842 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1843 EncodedName, user, node);
1848 n = snprintf(nPtr, nmax,
1849 (i==0)?"%s" : ",%s",
1850 &source[AddrPtr[i]]);
1856 ptr = (char*) malloc(EncodedMaxLen * 2);
1857 memcpy(ptr, Encoded, EncodedMaxLen);
1858 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1859 free(Encoded), Encoded = ptr;
1861 i--; /* do it once more with properly lengthened buffer */
1864 for (i = 0; i < nColons; i++)
1865 source[--AddrPtr[i]] = ',';
1876 /* If the last item in a list of recipients was truncated to a partial address,
1877 * remove it completely in order to avoid choking libSieve
1879 void sanitize_truncated_recipient(char *str)
1882 if (num_tokens(str, ',') < 2) return;
1884 int len = strlen(str);
1885 if (len < 900) return;
1886 if (len > 998) str[998] = 0;
1888 char *cptr = strrchr(str, ',');
1891 char *lptr = strchr(cptr, '<');
1892 char *rptr = strchr(cptr, '>');
1894 if ( (lptr) && (rptr) && (rptr > lptr) ) return;
1900 void OutputCtdlMsgHeaders(
1901 struct CtdlMessage *TheMessage,
1902 int do_proto) /* do Citadel protocol responses? */
1908 char display_name[256];
1910 /* begin header processing loop for Citadel message format */
1911 safestrncpy(display_name, "<unknown>", sizeof display_name);
1912 if (TheMessage->cm_fields['A']) {
1913 strcpy(buf, TheMessage->cm_fields['A']);
1914 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1915 safestrncpy(display_name, "****", sizeof display_name);
1917 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1918 safestrncpy(display_name, "anonymous", sizeof display_name);
1921 safestrncpy(display_name, buf, sizeof display_name);
1923 if ((is_room_aide())
1924 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1925 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1926 size_t tmp = strlen(display_name);
1927 snprintf(&display_name[tmp],
1928 sizeof display_name - tmp,
1933 /* Don't show Internet address for users on the
1934 * local Citadel network.
1937 if (TheMessage->cm_fields['N'] != NULL)
1938 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1939 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1943 /* Now spew the header fields in the order we like them. */
1944 n = safestrncpy(allkeys, FORDER, sizeof allkeys);
1945 for (i=0; i<n; ++i) {
1946 k = (int) allkeys[i];
1948 if ( (TheMessage->cm_fields[k] != NULL)
1949 && (msgkeys[k] != NULL) ) {
1950 if ((k == 'V') || (k == 'R') || (k == 'Y')) {
1951 sanitize_truncated_recipient(TheMessage->cm_fields[k]);
1954 if (do_proto) cprintf("%s=%s\n",
1958 else if ((k == 'F') && (suppress_f)) {
1961 /* Masquerade display name if needed */
1963 if (do_proto) cprintf("%s=%s\n",
1965 TheMessage->cm_fields[k]
1974 void OutputRFC822MsgHeaders(
1975 struct CtdlMessage *TheMessage,
1976 int flags, /* should the bessage be exported clean */
1978 char *mid, long sizeof_mid,
1979 char *suser, long sizeof_suser,
1980 char *luser, long sizeof_luser,
1981 char *fuser, long sizeof_fuser,
1982 char *snode, long sizeof_snode)
1984 char datestamp[100];
1985 int subject_found = 0;
1992 for (i = 0; i < 256; ++i) {
1993 if (TheMessage->cm_fields[i]) {
1994 mptr = mpptr = TheMessage->cm_fields[i];
1997 safestrncpy(luser, mptr, sizeof_luser);
1998 safestrncpy(suser, mptr, sizeof_suser);
2000 else if (i == 'Y') {
2001 if ((flags & QP_EADDR) != 0) {
2002 mptr = qp_encode_email_addrs(mptr);
2004 sanitize_truncated_recipient(mptr);
2005 cprintf("CC: %s%s", mptr, nl);
2007 else if (i == 'P') {
2008 cprintf("Return-Path: %s%s", mptr, nl);
2010 else if (i == 'L') {
2011 cprintf("List-ID: %s%s", mptr, nl);
2013 else if (i == 'V') {
2014 if ((flags & QP_EADDR) != 0)
2015 mptr = qp_encode_email_addrs(mptr);
2017 while ((*hptr != '\0') && isspace(*hptr))
2019 if (!IsEmptyStr(hptr))
2020 cprintf("Envelope-To: %s%s", hptr, nl);
2022 else if (i == 'U') {
2023 cprintf("Subject: %s%s", mptr, nl);
2027 safestrncpy(mid, mptr, sizeof_mid); /// TODO: detect @ here and copy @nodename in if not found.
2029 safestrncpy(fuser, mptr, sizeof_fuser);
2030 /* else if (i == 'O')
2031 cprintf("X-Citadel-Room: %s%s",
2034 safestrncpy(snode, mptr, sizeof_snode);
2037 if (haschar(mptr, '@') == 0)
2039 sanitize_truncated_recipient(mptr);
2040 cprintf("To: %s@%s", mptr, config.c_fqdn);
2045 if ((flags & QP_EADDR) != 0) {
2046 mptr = qp_encode_email_addrs(mptr);
2048 sanitize_truncated_recipient(mptr);
2049 cprintf("To: %s", mptr);
2053 else if (i == 'T') {
2054 datestring(datestamp, sizeof datestamp,
2055 atol(mptr), DATESTRING_RFC822);
2056 cprintf("Date: %s%s", datestamp, nl);
2058 else if (i == 'W') {
2059 cprintf("References: ");
2060 k = num_tokens(mptr, '|');
2061 for (j=0; j<k; ++j) {
2062 extract_token(buf, mptr, j, '|', sizeof buf);
2063 cprintf("<%s>", buf);
2072 else if (i == 'K') {
2074 while ((*hptr != '\0') && isspace(*hptr))
2076 if (!IsEmptyStr(hptr))
2077 cprintf("Reply-To: %s%s", mptr, nl);
2083 if (subject_found == 0) {
2084 cprintf("Subject: (no subject)%s", nl);
2089 void Dump_RFC822HeadersBody(
2090 struct CtdlMessage *TheMessage,
2091 int headers_only, /* eschew the message body? */
2092 int flags, /* should the bessage be exported clean? */
2096 cit_uint8_t prev_ch;
2098 const char *StartOfText = StrBufNOTNULL;
2101 int nllen = strlen(nl);
2104 mptr = TheMessage->cm_fields['M'];
2108 while (*mptr != '\0') {
2109 if (*mptr == '\r') {
2116 eoh = (*(mptr+1) == '\r') && (*(mptr+2) == '\n');
2118 eoh = *(mptr+1) == '\n';
2122 StartOfText = strchr(StartOfText, '\n');
2123 StartOfText = strchr(StartOfText, '\n');
2126 if (((headers_only == HEADERS_NONE) && (mptr >= StartOfText)) ||
2127 ((headers_only == HEADERS_ONLY) && (mptr < StartOfText)) ||
2128 ((headers_only != HEADERS_NONE) &&
2129 (headers_only != HEADERS_ONLY))
2131 if (*mptr == '\n') {
2132 memcpy(&outbuf[outlen], nl, nllen);
2134 outbuf[outlen] = '\0';
2137 outbuf[outlen++] = *mptr;
2141 if (flags & ESC_DOT)
2143 if ((prev_ch == '\n') &&
2145 ((*(mptr+1) == '\r') || (*(mptr+1) == '\n')))
2147 outbuf[outlen++] = '.';
2152 if (outlen > 1000) {
2153 if (client_write(outbuf, outlen) == -1)
2155 syslog(LOG_ERR, "Dump_RFC822HeadersBody(): aborting due to write failure.\n");
2162 client_write(outbuf, outlen);
2169 /* If the format type on disk is 1 (fixed-format), then we want
2170 * everything to be output completely literally ... regardless of
2171 * what message transfer format is in use.
2173 void DumpFormatFixed(
2174 struct CtdlMessage *TheMessage,
2175 int mode, /* how would you like that message? */
2182 int nllen = strlen (nl);
2185 mptr = TheMessage->cm_fields['M'];
2187 if (mode == MT_MIME) {
2188 cprintf("Content-type: text/plain\n\n");
2192 while (ch = *mptr++, ch > 0) {
2196 if ((buflen > 250) && (!xlline)){
2200 while ((buflen > 0) &&
2201 (!isspace(buf[buflen])))
2207 mptr -= tbuflen - buflen;
2212 /* if we reach the outer bounds of our buffer,
2213 abort without respect what whe purge. */
2216 (buflen > SIZ - nllen - 2)))
2220 memcpy (&buf[buflen], nl, nllen);
2224 if (client_write(buf, buflen) == -1)
2226 syslog(LOG_ERR, "DumpFormatFixed(): aborting due to write failure.\n");
2238 if (!IsEmptyStr(buf))
2239 cprintf("%s%s", buf, nl);
2243 * Get a message off disk. (returns om_* values found in msgbase.h)
2245 int CtdlOutputPreLoadedMsg(
2246 struct CtdlMessage *TheMessage,
2247 int mode, /* how would you like that message? */
2248 int headers_only, /* eschew the message body? */
2249 int do_proto, /* do Citadel protocol responses? */
2250 int crlf, /* Use CRLF newlines instead of LF? */
2251 int flags /* should the bessage be exported clean? */
2255 const char *nl; /* newline string */
2258 /* Buffers needed for RFC822 translation. These are all filled
2259 * using functions that are bounds-checked, and therefore we can
2260 * make them substantially smaller than SIZ.
2268 syslog(LOG_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
2269 ((TheMessage == NULL) ? "NULL" : "not null"),
2270 mode, headers_only, do_proto, crlf);
2272 strcpy(mid, "unknown");
2273 nl = (crlf ? "\r\n" : "\n");
2275 if (!is_valid_message(TheMessage)) {
2277 "ERROR: invalid preloaded message for output\n");
2279 return(om_no_such_msg);
2282 /* Suppress envelope recipients if required to avoid disclosing BCC addresses.
2283 * Pad it with spaces in order to avoid changing the RFC822 length of the message.
2285 if ( (flags & SUPPRESS_ENV_TO) && (TheMessage->cm_fields['V'] != NULL) ) {
2286 memset(TheMessage->cm_fields['V'], ' ', strlen(TheMessage->cm_fields['V']));
2289 /* Are we downloading a MIME component? */
2290 if (mode == MT_DOWNLOAD) {
2291 if (TheMessage->cm_format_type != FMT_RFC822) {
2293 cprintf("%d This is not a MIME message.\n",
2294 ERROR + ILLEGAL_VALUE);
2295 } else if (CC->download_fp != NULL) {
2296 if (do_proto) cprintf(
2297 "%d You already have a download open.\n",
2298 ERROR + RESOURCE_BUSY);
2300 /* Parse the message text component */
2301 mptr = TheMessage->cm_fields['M'];
2302 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
2303 /* If there's no file open by this time, the requested
2304 * section wasn't found, so print an error
2306 if (CC->download_fp == NULL) {
2307 if (do_proto) cprintf(
2308 "%d Section %s not found.\n",
2309 ERROR + FILE_NOT_FOUND,
2310 CC->download_desired_section);
2313 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2316 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
2317 * in a single server operation instead of opening a download file.
2319 if (mode == MT_SPEW_SECTION) {
2320 if (TheMessage->cm_format_type != FMT_RFC822) {
2322 cprintf("%d This is not a MIME message.\n",
2323 ERROR + ILLEGAL_VALUE);
2325 /* Parse the message text component */
2328 mptr = TheMessage->cm_fields['M'];
2329 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
2330 /* If section wasn't found, print an error
2333 if (do_proto) cprintf(
2334 "%d Section %s not found.\n",
2335 ERROR + FILE_NOT_FOUND,
2336 CC->download_desired_section);
2339 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2342 /* now for the user-mode message reading loops */
2343 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
2345 /* Does the caller want to skip the headers? */
2346 if (headers_only == HEADERS_NONE) goto START_TEXT;
2348 /* Tell the client which format type we're using. */
2349 if ( (mode == MT_CITADEL) && (do_proto) ) {
2350 cprintf("type=%d\n", TheMessage->cm_format_type);
2353 /* nhdr=yes means that we're only displaying headers, no body */
2354 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
2355 && ((mode == MT_CITADEL) || (mode == MT_MIME))
2358 cprintf("nhdr=yes\n");
2361 if ((mode == MT_CITADEL) || (mode == MT_MIME))
2362 OutputCtdlMsgHeaders(TheMessage, do_proto);
2365 /* begin header processing loop for RFC822 transfer format */
2369 strcpy(snode, NODENAME);
2370 if (mode == MT_RFC822)
2371 OutputRFC822MsgHeaders(
2376 suser, sizeof(suser),
2377 luser, sizeof(luser),
2378 fuser, sizeof(fuser),
2379 snode, sizeof(snode)
2383 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
2384 suser[i] = tolower(suser[i]);
2385 if (!isalnum(suser[i])) suser[i]='_';
2388 if (mode == MT_RFC822) {
2389 if (!strcasecmp(snode, NODENAME)) {
2390 safestrncpy(snode, FQDN, sizeof snode);
2393 /* Construct a fun message id */
2394 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
2395 if (strchr(mid, '@')==NULL) {
2396 cprintf("@%s", snode);
2400 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
2401 cprintf("From: \"----\" <x@x.org>%s", nl);
2403 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
2404 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
2406 else if (!IsEmptyStr(fuser)) {
2407 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
2410 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
2413 /* Blank line signifying RFC822 end-of-headers */
2414 if (TheMessage->cm_format_type != FMT_RFC822) {
2419 /* end header processing loop ... at this point, we're in the text */
2421 if (headers_only == HEADERS_FAST) goto DONE;
2423 /* Tell the client about the MIME parts in this message */
2424 if (TheMessage->cm_format_type == FMT_RFC822) {
2425 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2426 mptr = TheMessage->cm_fields['M'];
2427 memset(&ma, 0, sizeof(struct ma_info));
2428 mime_parser(mptr, NULL,
2429 (do_proto ? *list_this_part : NULL),
2430 (do_proto ? *list_this_pref : NULL),
2431 (do_proto ? *list_this_suff : NULL),
2434 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
2435 Dump_RFC822HeadersBody(
2444 if (headers_only == HEADERS_ONLY) {
2448 /* signify start of msg text */
2449 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2450 if (do_proto) cprintf("text\n");
2453 if (TheMessage->cm_format_type == FMT_FIXED)
2456 mode, /* how would you like that message? */
2459 /* If the message on disk is format 0 (Citadel vari-format), we
2460 * output using the formatter at 80 columns. This is the final output
2461 * form if the transfer format is RFC822, but if the transfer format
2462 * is Citadel proprietary, it'll still work, because the indentation
2463 * for new paragraphs is correct and the client will reformat the
2464 * message to the reader's screen width.
2466 if (TheMessage->cm_format_type == FMT_CITADEL) {
2467 mptr = TheMessage->cm_fields['M'];
2469 if (mode == MT_MIME) {
2470 cprintf("Content-type: text/x-citadel-variformat\n\n");
2475 /* If the message on disk is format 4 (MIME), we've gotta hand it
2476 * off to the MIME parser. The client has already been told that
2477 * this message is format 1 (fixed format), so the callback function
2478 * we use will display those parts as-is.
2480 if (TheMessage->cm_format_type == FMT_RFC822) {
2481 memset(&ma, 0, sizeof(struct ma_info));
2483 if (mode == MT_MIME) {
2484 ma.use_fo_hooks = 0;
2485 strcpy(ma.chosen_part, "1");
2486 ma.chosen_pref = 9999;
2487 ma.dont_decode = CC->msg4_dont_decode;
2488 mime_parser(mptr, NULL,
2489 *choose_preferred, *fixed_output_pre,
2490 *fixed_output_post, (void *)&ma, 1);
2491 mime_parser(mptr, NULL,
2492 *output_preferred, NULL, NULL, (void *)&ma, 1);
2495 ma.use_fo_hooks = 1;
2496 mime_parser(mptr, NULL,
2497 *fixed_output, *fixed_output_pre,
2498 *fixed_output_post, (void *)&ma, 0);
2503 DONE: /* now we're done */
2504 if (do_proto) cprintf("000\n");
2510 * display a message (mode 0 - Citadel proprietary)
2512 void cmd_msg0(char *cmdbuf)
2515 int headers_only = HEADERS_ALL;
2517 msgid = extract_long(cmdbuf, 0);
2518 headers_only = extract_int(cmdbuf, 1);
2520 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2526 * display a message (mode 2 - RFC822)
2528 void cmd_msg2(char *cmdbuf)
2531 int headers_only = HEADERS_ALL;
2533 msgid = extract_long(cmdbuf, 0);
2534 headers_only = extract_int(cmdbuf, 1);
2536 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2542 * display a message (mode 3 - IGnet raw format - internal programs only)
2544 void cmd_msg3(char *cmdbuf)
2547 struct CtdlMessage *msg = NULL;
2550 if (CC->internal_pgm == 0) {
2551 cprintf("%d This command is for internal programs only.\n",
2552 ERROR + HIGHER_ACCESS_REQUIRED);
2556 msgnum = extract_long(cmdbuf, 0);
2557 msg = CtdlFetchMessage(msgnum, 1);
2559 cprintf("%d Message %ld not found.\n",
2560 ERROR + MESSAGE_NOT_FOUND, msgnum);
2564 serialize_message(&smr, msg);
2565 CtdlFreeMessage(msg);
2568 cprintf("%d Unable to serialize message\n",
2569 ERROR + INTERNAL_ERROR);
2573 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2574 client_write((char *)smr.ser, (int)smr.len);
2581 * Display a message using MIME content types
2583 void cmd_msg4(char *cmdbuf)
2588 msgid = extract_long(cmdbuf, 0);
2589 extract_token(section, cmdbuf, 1, '|', sizeof section);
2590 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2596 * Client tells us its preferred message format(s)
2598 void cmd_msgp(char *cmdbuf)
2600 if (!strcasecmp(cmdbuf, "dont_decode")) {
2601 CC->msg4_dont_decode = 1;
2602 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2605 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2606 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2612 * Open a component of a MIME message as a download file
2614 void cmd_opna(char *cmdbuf)
2617 char desired_section[128];
2619 msgid = extract_long(cmdbuf, 0);
2620 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2621 safestrncpy(CC->download_desired_section, desired_section,
2622 sizeof CC->download_desired_section);
2623 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2628 * Open a component of a MIME message and transmit it all at once
2630 void cmd_dlat(char *cmdbuf)
2633 char desired_section[128];
2635 msgid = extract_long(cmdbuf, 0);
2636 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2637 safestrncpy(CC->download_desired_section, desired_section,
2638 sizeof CC->download_desired_section);
2639 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2644 * Save one or more message pointers into a specified room
2645 * (Returns 0 for success, nonzero for failure)
2646 * roomname may be NULL to use the current room
2648 * Note that the 'supplied_msg' field may be set to NULL, in which case
2649 * the message will be fetched from disk, by number, if we need to perform
2650 * replication checks. This adds an additional database read, so if the
2651 * caller already has the message in memory then it should be supplied. (Obviously
2652 * this mode of operation only works if we're saving a single message.)
2654 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2655 int do_repl_check, struct CtdlMessage *supplied_msg, int suppress_refcount_adj
2658 char hold_rm[ROOMNAMELEN];
2659 struct cdbdata *cdbfr;
2662 long highest_msg = 0L;
2665 struct CtdlMessage *msg = NULL;
2667 long *msgs_to_be_merged = NULL;
2668 int num_msgs_to_be_merged = 0;
2671 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d, suppress_rca=%d)\n",
2672 roomname, num_newmsgs, do_repl_check, suppress_refcount_adj
2675 strcpy(hold_rm, CC->room.QRname);
2678 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2679 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2680 if (num_newmsgs > 1) supplied_msg = NULL;
2682 /* Now the regular stuff */
2683 if (CtdlGetRoomLock(&CC->room,
2684 ((roomname != NULL) ? roomname : CC->room.QRname) )
2686 syslog(LOG_ERR, "No such room <%s>\n", roomname);
2687 return(ERROR + ROOM_NOT_FOUND);
2691 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2692 num_msgs_to_be_merged = 0;
2695 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2696 if (cdbfr == NULL) {
2700 msglist = (long *) cdbfr->ptr;
2701 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2702 num_msgs = cdbfr->len / sizeof(long);
2707 /* Create a list of msgid's which were supplied by the caller, but do
2708 * not already exist in the target room. It is absolutely taboo to
2709 * have more than one reference to the same message in a room.
2711 for (i=0; i<num_newmsgs; ++i) {
2713 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2714 if (msglist[j] == newmsgidlist[i]) {
2719 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2723 syslog(LOG_DEBUG, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2726 * Now merge the new messages
2728 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2729 if (msglist == NULL) {
2730 syslog(LOG_ALERT, "ERROR: can't realloc message list!\n");
2732 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2733 num_msgs += num_msgs_to_be_merged;
2735 /* Sort the message list, so all the msgid's are in order */
2736 num_msgs = sort_msglist(msglist, num_msgs);
2738 /* Determine the highest message number */
2739 highest_msg = msglist[num_msgs - 1];
2741 /* Write it back to disk. */
2742 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2743 msglist, (int)(num_msgs * sizeof(long)));
2745 /* Free up the memory we used. */
2748 /* Update the highest-message pointer and unlock the room. */
2749 CC->room.QRhighest = highest_msg;
2750 CtdlPutRoomLock(&CC->room);
2752 /* Perform replication checks if necessary */
2753 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2754 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2756 for (i=0; i<num_msgs_to_be_merged; ++i) {
2757 msgid = msgs_to_be_merged[i];
2759 if (supplied_msg != NULL) {
2763 msg = CtdlFetchMessage(msgid, 0);
2767 ReplicationChecks(msg);
2769 /* If the message has an Exclusive ID, index that... */
2770 if (msg->cm_fields['E'] != NULL) {
2771 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2774 /* Free up the memory we may have allocated */
2775 if (msg != supplied_msg) {
2776 CtdlFreeMessage(msg);
2784 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2787 /* Submit this room for processing by hooks */
2788 PerformRoomHooks(&CC->room);
2790 /* Go back to the room we were in before we wandered here... */
2791 CtdlGetRoom(&CC->room, hold_rm);
2793 /* Bump the reference count for all messages which were merged */
2794 if (!suppress_refcount_adj) {
2795 for (i=0; i<num_msgs_to_be_merged; ++i) {
2796 AdjRefCount(msgs_to_be_merged[i], +1);
2800 /* Free up memory... */
2801 if (msgs_to_be_merged != NULL) {
2802 free(msgs_to_be_merged);
2805 /* Return success. */
2811 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2814 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2815 int do_repl_check, struct CtdlMessage *supplied_msg)
2817 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg, 0);
2824 * Message base operation to save a new message to the message store
2825 * (returns new message number)
2827 * This is the back end for CtdlSubmitMsg() and should not be directly
2828 * called by server-side modules.
2831 long send_message(struct CtdlMessage *msg) {
2839 /* Get a new message number */
2840 newmsgid = get_new_message_number();
2841 snprintf(msgidbuf, sizeof msgidbuf, "%08lX-%08lX@%s",
2842 (long unsigned int) time(NULL),
2843 (long unsigned int) newmsgid,
2847 /* Generate an ID if we don't have one already */
2848 if (msg->cm_fields['I']==NULL) {
2849 msg->cm_fields['I'] = strdup(msgidbuf);
2852 /* If the message is big, set its body aside for storage elsewhere */
2853 if (msg->cm_fields['M'] != NULL) {
2854 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2856 holdM = msg->cm_fields['M'];
2857 msg->cm_fields['M'] = NULL;
2861 /* Serialize our data structure for storage in the database */
2862 serialize_message(&smr, msg);
2865 msg->cm_fields['M'] = holdM;
2869 cprintf("%d Unable to serialize message\n",
2870 ERROR + INTERNAL_ERROR);
2874 /* Write our little bundle of joy into the message base */
2875 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2876 smr.ser, smr.len) < 0) {
2877 syslog(LOG_ERR, "Can't store message\n");
2881 cdb_store(CDB_BIGMSGS,
2891 /* Free the memory we used for the serialized message */
2894 /* Return the *local* message ID to the caller
2895 * (even if we're storing an incoming network message)
2903 * Serialize a struct CtdlMessage into the format used on disk and network.
2905 * This function loads up a "struct ser_ret" (defined in server.h) which
2906 * contains the length of the serialized message and a pointer to the
2907 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2909 void serialize_message(struct ser_ret *ret, /* return values */
2910 struct CtdlMessage *msg) /* unserialized msg */
2912 size_t wlen, fieldlen;
2914 static char *forder = FORDER;
2917 * Check for valid message format
2919 if (is_valid_message(msg) == 0) {
2920 syslog(LOG_ERR, "serialize_message() aborting due to invalid message\n");
2927 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2928 ret->len = ret->len +
2929 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2931 ret->ser = malloc(ret->len);
2932 if (ret->ser == NULL) {
2933 syslog(LOG_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2934 (long)ret->len, strerror(errno));
2941 ret->ser[1] = msg->cm_anon_type;
2942 ret->ser[2] = msg->cm_format_type;
2945 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2946 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2947 ret->ser[wlen++] = (char)forder[i];
2948 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2949 wlen = wlen + fieldlen + 1;
2951 if (ret->len != wlen) syslog(LOG_ERR, "ERROR: len=%ld wlen=%ld\n",
2952 (long)ret->len, (long)wlen);
2959 * Serialize a struct CtdlMessage into the format used on disk and network.
2961 * This function loads up a "struct ser_ret" (defined in server.h) which
2962 * contains the length of the serialized message and a pointer to the
2963 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2965 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2966 long Siz) /* how many chars ? */
2969 static char *forder = FORDER;
2973 * Check for valid message format
2975 if (is_valid_message(msg) == 0) {
2976 syslog(LOG_ERR, "dump_message() aborting due to invalid message\n");
2980 buf = (char*) malloc (Siz + 1);
2982 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2983 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2984 msg->cm_fields[(int)forder[i]]);
2985 if (client_write (buf, strlen(buf)) == -1)
2987 syslog(LOG_ERR, "dump_message(): aborting due to write failure.\n");
2998 * Check to see if any messages already exist in the current room which
2999 * carry the same Exclusive ID as this one. If any are found, delete them.
3001 void ReplicationChecks(struct CtdlMessage *msg) {
3002 long old_msgnum = (-1L);
3004 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
3006 syslog(LOG_DEBUG, "Performing replication checks in <%s>\n",
3009 /* No exclusive id? Don't do anything. */
3010 if (msg == NULL) return;
3011 if (msg->cm_fields['E'] == NULL) return;
3012 if (IsEmptyStr(msg->cm_fields['E'])) return;
3013 /*syslog(LOG_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
3014 msg->cm_fields['E'], CC->room.QRname);*/
3016 old_msgnum = CtdlLocateMessageByEuid(msg->cm_fields['E'], &CC->room);
3017 if (old_msgnum > 0L) {
3018 syslog(LOG_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
3019 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
3026 * Save a message to disk and submit it into the delivery system.
3028 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
3029 struct recptypes *recps, /* recipients (if mail) */
3030 const char *force, /* force a particular room? */
3031 int flags /* should the message be exported clean? */
3034 char submit_filename[128];
3035 char generated_timestamp[32];
3036 char hold_rm[ROOMNAMELEN];
3037 char actual_rm[ROOMNAMELEN];
3038 char force_room[ROOMNAMELEN];
3039 char content_type[SIZ]; /* We have to learn this */
3040 char recipient[SIZ];
3042 const char *mptr = NULL;
3043 struct ctdluser userbuf;
3045 struct MetaData smi;
3046 FILE *network_fp = NULL;
3047 static int seqnum = 1;
3048 struct CtdlMessage *imsg = NULL;
3050 size_t instr_alloc = 0;
3052 char *hold_R, *hold_D;
3053 char *collected_addresses = NULL;
3054 struct addresses_to_be_filed *aptr = NULL;
3055 StrBuf *saved_rfc822_version = NULL;
3056 int qualified_for_journaling = 0;
3057 CitContext *CCC = MyContext();
3058 char bounce_to[1024] = "";
3061 syslog(LOG_DEBUG, "CtdlSubmitMsg() called\n");
3062 if (is_valid_message(msg) == 0) return(-1); /* self check */
3064 /* If this message has no timestamp, we take the liberty of
3065 * giving it one, right now.
3067 if (msg->cm_fields['T'] == NULL) {
3068 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
3069 msg->cm_fields['T'] = strdup(generated_timestamp);
3072 /* If this message has no path, we generate one.
3074 if (msg->cm_fields['P'] == NULL) {
3075 if (msg->cm_fields['A'] != NULL) {
3076 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
3077 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
3078 if (isspace(msg->cm_fields['P'][a])) {
3079 msg->cm_fields['P'][a] = ' ';
3084 msg->cm_fields['P'] = strdup("unknown");
3088 if (force == NULL) {
3089 strcpy(force_room, "");
3092 strcpy(force_room, force);
3095 /* Learn about what's inside, because it's what's inside that counts */
3096 if (msg->cm_fields['M'] == NULL) {
3097 syslog(LOG_ERR, "ERROR: attempt to save message with NULL body\n");
3101 switch (msg->cm_format_type) {
3103 strcpy(content_type, "text/x-citadel-variformat");
3106 strcpy(content_type, "text/plain");
3109 strcpy(content_type, "text/plain");
3110 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
3113 safestrncpy(content_type, &mptr[13], sizeof content_type);
3114 striplt(content_type);
3115 aptr = content_type;
3116 while (!IsEmptyStr(aptr)) {
3128 /* Goto the correct room */
3129 syslog(LOG_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
3130 strcpy(hold_rm, CCC->room.QRname);
3131 strcpy(actual_rm, CCC->room.QRname);
3132 if (recps != NULL) {
3133 strcpy(actual_rm, SENTITEMS);
3136 /* If the user is a twit, move to the twit room for posting */
3138 if (CCC->user.axlevel == AxProbU) {
3139 strcpy(hold_rm, actual_rm);
3140 strcpy(actual_rm, config.c_twitroom);
3141 syslog(LOG_DEBUG, "Diverting to twit room\n");
3145 /* ...or if this message is destined for Aide> then go there. */
3146 if (!IsEmptyStr(force_room)) {
3147 strcpy(actual_rm, force_room);
3150 syslog(LOG_DEBUG, "Final selection: %s\n", actual_rm);
3151 if (strcasecmp(actual_rm, CCC->room.QRname)) {
3152 /* CtdlGetRoom(&CCC->room, actual_rm); */
3153 CtdlUserGoto(actual_rm, 0, 1, NULL, NULL);
3157 * If this message has no O (room) field, generate one.
3159 if (msg->cm_fields['O'] == NULL) {
3160 msg->cm_fields['O'] = strdup(CCC->room.QRname);
3163 /* Perform "before save" hooks (aborting if any return nonzero) */
3164 syslog(LOG_DEBUG, "Performing before-save hooks\n");
3165 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
3168 * If this message has an Exclusive ID, and the room is replication
3169 * checking enabled, then do replication checks.
3171 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
3172 ReplicationChecks(msg);
3175 /* Save it to disk */
3176 syslog(LOG_DEBUG, "Saving to disk\n");
3177 newmsgid = send_message(msg);
3178 if (newmsgid <= 0L) return(-5);
3180 /* Write a supplemental message info record. This doesn't have to
3181 * be a critical section because nobody else knows about this message
3184 syslog(LOG_DEBUG, "Creating MetaData record\n");
3185 memset(&smi, 0, sizeof(struct MetaData));
3186 smi.meta_msgnum = newmsgid;
3187 smi.meta_refcount = 0;
3188 safestrncpy(smi.meta_content_type, content_type,
3189 sizeof smi.meta_content_type);
3192 * Measure how big this message will be when rendered as RFC822.
3193 * We do this for two reasons:
3194 * 1. We need the RFC822 length for the new metadata record, so the
3195 * POP and IMAP services don't have to calculate message lengths
3196 * while the user is waiting (multiplied by potentially hundreds
3197 * or thousands of messages).
3198 * 2. If journaling is enabled, we will need an RFC822 version of the
3199 * message to attach to the journalized copy.
3201 if (CCC->redirect_buffer != NULL) {
3202 syslog(LOG_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
3205 CCC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
3206 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
3207 smi.meta_rfc822_length = StrLength(CCC->redirect_buffer);
3208 saved_rfc822_version = CCC->redirect_buffer;
3209 CCC->redirect_buffer = NULL;
3213 /* Now figure out where to store the pointers */
3214 syslog(LOG_DEBUG, "Storing pointers\n");
3216 /* If this is being done by the networker delivering a private
3217 * message, we want to BYPASS saving the sender's copy (because there
3218 * is no local sender; it would otherwise go to the Trashcan).
3220 if ((!CCC->internal_pgm) || (recps == NULL)) {
3221 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
3222 syslog(LOG_ERR, "ERROR saving message pointer!\n");
3223 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
3227 /* For internet mail, drop a copy in the outbound queue room */
3228 if ((recps != NULL) && (recps->num_internet > 0)) {
3229 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
3232 /* If other rooms are specified, drop them there too. */
3233 if ((recps != NULL) && (recps->num_room > 0))
3234 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
3235 extract_token(recipient, recps->recp_room, i,
3236 '|', sizeof recipient);
3237 syslog(LOG_DEBUG, "Delivering to room <%s>\n", recipient);///// xxxx
3238 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
3241 /* Bump this user's messages posted counter. */
3242 syslog(LOG_DEBUG, "Updating user\n");
3243 CtdlGetUserLock(&CCC->user, CCC->curr_user);
3244 CCC->user.posted = CCC->user.posted + 1;
3245 CtdlPutUserLock(&CCC->user);
3247 /* Decide where bounces need to be delivered */
3248 if ((recps != NULL) && (recps->bounce_to != NULL)) {
3249 safestrncpy(bounce_to, recps->bounce_to, sizeof bounce_to);
3251 else if (CCC->logged_in) {
3252 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
3255 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
3258 /* If this is private, local mail, make a copy in the
3259 * recipient's mailbox and bump the reference count.
3261 if ((recps != NULL) && (recps->num_local > 0))
3262 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
3263 extract_token(recipient, recps->recp_local, i,
3264 '|', sizeof recipient);
3265 syslog(LOG_DEBUG, "Delivering private local mail to <%s>\n",
3267 if (CtdlGetUser(&userbuf, recipient) == 0) {
3268 CtdlMailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
3269 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
3270 CtdlBumpNewMailCounter(userbuf.usernum);
3271 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
3272 /* Generate a instruction message for the Funambol notification
3273 * server, in the same style as the SMTP queue
3276 instr = malloc(instr_alloc);
3277 snprintf(instr, instr_alloc,
3278 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3280 SPOOLMIME, newmsgid, (long)time(NULL),
3284 imsg = malloc(sizeof(struct CtdlMessage));
3285 memset(imsg, 0, sizeof(struct CtdlMessage));
3286 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3287 imsg->cm_anon_type = MES_NORMAL;
3288 imsg->cm_format_type = FMT_RFC822;
3289 imsg->cm_fields['U'] = strdup("QMSG");
3290 imsg->cm_fields['A'] = strdup("Citadel");
3291 imsg->cm_fields['J'] = strdup("do not journal");
3292 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3293 imsg->cm_fields['2'] = strdup(recipient);
3294 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
3295 CtdlFreeMessage(imsg);
3299 syslog(LOG_DEBUG, "No user <%s>\n", recipient);
3300 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
3304 /* Perform "after save" hooks */
3305 syslog(LOG_DEBUG, "Performing after-save hooks\n");
3306 if (msg->cm_fields['3'] != NULL) free(msg->cm_fields['3']);
3307 msg->cm_fields['3'] = malloc(20);
3308 snprintf(msg->cm_fields['3'], 20, "%ld", newmsgid);
3309 PerformMessageHooks(msg, EVT_AFTERSAVE);
3310 free(msg->cm_fields['3']);
3311 msg->cm_fields['3'] = NULL;
3313 /* For IGnet mail, we have to save a new copy into the spooler for
3314 * each recipient, with the R and D fields set to the recipient and
3315 * destination-node. This has two ugly side effects: all other
3316 * recipients end up being unlisted in this recipient's copy of the
3317 * message, and it has to deliver multiple messages to the same
3318 * node. We'll revisit this again in a year or so when everyone has
3319 * a network spool receiver that can handle the new style messages.
3321 if ((recps != NULL) && (recps->num_ignet > 0))
3322 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
3323 extract_token(recipient, recps->recp_ignet, i,
3324 '|', sizeof recipient);
3326 hold_R = msg->cm_fields['R'];
3327 hold_D = msg->cm_fields['D'];
3328 msg->cm_fields['R'] = malloc(SIZ);
3329 msg->cm_fields['D'] = malloc(128);
3330 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
3331 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
3333 serialize_message(&smr, msg);
3335 snprintf(submit_filename, sizeof submit_filename,
3336 "%s/netmail.%04lx.%04x.%04x",
3338 (long) getpid(), CCC->cs_pid, ++seqnum);
3339 network_fp = fopen(submit_filename, "wb+");
3340 if (network_fp != NULL) {
3341 rv = fwrite(smr.ser, smr.len, 1, network_fp);
3343 syslog(LOG_EMERG, "CtdlSubmitMsg(): Couldn't write network spool file: %s\n",
3351 free(msg->cm_fields['R']);
3352 free(msg->cm_fields['D']);
3353 msg->cm_fields['R'] = hold_R;
3354 msg->cm_fields['D'] = hold_D;
3357 /* Go back to the room we started from */
3358 syslog(LOG_DEBUG, "Returning to original room %s\n", hold_rm);
3359 if (strcasecmp(hold_rm, CCC->room.QRname))
3360 CtdlUserGoto(hold_rm, 0, 1, NULL, NULL);
3362 /* For internet mail, generate delivery instructions.
3363 * Yes, this is recursive. Deal with it. Infinite recursion does
3364 * not happen because the delivery instructions message does not
3365 * contain a recipient.
3367 if ((recps != NULL) && (recps->num_internet > 0)) {
3368 StrBuf *SpoolMsg = NewStrBuf();
3371 syslog(LOG_DEBUG, "Generating delivery instructions\n");
3373 StrBufPrintf(SpoolMsg,
3374 "Content-type: "SPOOLMIME"\n"
3383 if (recps->envelope_from != NULL) {
3384 StrBufAppendBufPlain(SpoolMsg, HKEY("envelope_from|"), 0);
3385 StrBufAppendBufPlain(SpoolMsg, recps->envelope_from, -1, 0);
3386 StrBufAppendBufPlain(SpoolMsg, HKEY("\n"), 0);
3388 if (recps->sending_room != NULL) {
3389 StrBufAppendBufPlain(SpoolMsg, HKEY("source_room|"), 0);
3390 StrBufAppendBufPlain(SpoolMsg, recps->sending_room, -1, 0);
3391 StrBufAppendBufPlain(SpoolMsg, HKEY("\n"), 0);
3394 nTokens = num_tokens(recps->recp_internet, '|');
3395 for (i = 0; i < nTokens; i++) {
3397 len = extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
3399 StrBufAppendBufPlain(SpoolMsg, HKEY("remote|"), 0);
3400 StrBufAppendBufPlain(SpoolMsg, recipient, len, 0);
3401 StrBufAppendBufPlain(SpoolMsg, HKEY("|0||\n"), 0);
3405 imsg = malloc(sizeof(struct CtdlMessage));
3406 memset(imsg, 0, sizeof(struct CtdlMessage));
3407 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3408 imsg->cm_anon_type = MES_NORMAL;
3409 imsg->cm_format_type = FMT_RFC822;
3410 imsg->cm_fields['U'] = strdup("QMSG");
3411 imsg->cm_fields['A'] = strdup("Citadel");
3412 imsg->cm_fields['J'] = strdup("do not journal");
3413 imsg->cm_fields['M'] = SmashStrBuf(&SpoolMsg); /* imsg owns this memory now */
3414 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
3415 CtdlFreeMessage(imsg);
3419 * Any addresses to harvest for someone's address book?
3421 if ( (CCC->logged_in) && (recps != NULL) ) {
3422 collected_addresses = harvest_collected_addresses(msg);
3425 if (collected_addresses != NULL) {
3426 aptr = (struct addresses_to_be_filed *)
3427 malloc(sizeof(struct addresses_to_be_filed));
3428 CtdlMailboxName(actual_rm, sizeof actual_rm,
3429 &CCC->user, USERCONTACTSROOM);
3430 aptr->roomname = strdup(actual_rm);
3431 aptr->collected_addresses = collected_addresses;
3432 begin_critical_section(S_ATBF);
3435 end_critical_section(S_ATBF);
3439 * Determine whether this message qualifies for journaling.
3441 if (msg->cm_fields['J'] != NULL) {
3442 qualified_for_journaling = 0;
3445 if (recps == NULL) {
3446 qualified_for_journaling = config.c_journal_pubmsgs;
3448 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
3449 qualified_for_journaling = config.c_journal_email;
3452 qualified_for_journaling = config.c_journal_pubmsgs;
3457 * Do we have to perform journaling? If so, hand off the saved
3458 * RFC822 version will be handed off to the journaler for background
3459 * submit. Otherwise, we have to free the memory ourselves.
3461 if (saved_rfc822_version != NULL) {
3462 if (qualified_for_journaling) {
3463 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
3466 FreeStrBuf(&saved_rfc822_version);
3476 void aide_message (char *text, char *subject)
3478 quickie_message("Citadel",NULL,NULL,AIDEROOM,text,FMT_CITADEL,subject);
3483 * Convenience function for generating small administrative messages.
3485 void quickie_message(const char *from, const char *fromaddr, char *to, char *room, const char *text,
3486 int format_type, const char *subject)
3488 struct CtdlMessage *msg;
3489 struct recptypes *recp = NULL;
3491 msg = malloc(sizeof(struct CtdlMessage));
3492 memset(msg, 0, sizeof(struct CtdlMessage));
3493 msg->cm_magic = CTDLMESSAGE_MAGIC;
3494 msg->cm_anon_type = MES_NORMAL;
3495 msg->cm_format_type = format_type;
3498 msg->cm_fields['A'] = strdup(from);
3500 else if (fromaddr != NULL) {
3501 msg->cm_fields['A'] = strdup(fromaddr);
3502 if (strchr(msg->cm_fields['A'], '@')) {
3503 *strchr(msg->cm_fields['A'], '@') = 0;
3507 msg->cm_fields['A'] = strdup("Citadel");
3510 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3511 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3512 msg->cm_fields['N'] = strdup(NODENAME);
3514 msg->cm_fields['R'] = strdup(to);
3515 recp = validate_recipients(to, NULL, 0);
3517 if (subject != NULL) {
3518 msg->cm_fields['U'] = strdup(subject);
3520 msg->cm_fields['M'] = strdup(text);
3522 CtdlSubmitMsg(msg, recp, room, 0);
3523 CtdlFreeMessage(msg);
3524 if (recp != NULL) free_recipients(recp);
3530 * Back end function used by CtdlMakeMessage() and similar functions
3532 StrBuf *CtdlReadMessageBodyBuf(char *terminator, /* token signalling EOT */
3534 size_t maxlen, /* maximum message length */
3535 char *exist, /* if non-null, append to it;
3536 exist is ALWAYS freed */
3537 int crlf, /* CRLF newlines instead of LF */
3538 int *sock /* socket handle or 0 for this session's client socket */
3547 LineBuf = NewStrBufPlain(NULL, SIZ);
3548 if (exist == NULL) {
3549 Message = NewStrBufPlain(NULL, 4 * SIZ);
3552 Message = NewStrBufPlain(exist, -1);
3556 /* Do we need to change leading ".." to "." for SMTP escaping? */
3557 if ((tlen == 1) && (*terminator == '.')) {
3561 /* read in the lines of message text one by one */
3564 if ((CtdlSockGetLine(sock, LineBuf, 5) < 0) ||
3569 if (CtdlClientGetLine(LineBuf) < 0) finished = 1;
3571 if ((StrLength(LineBuf) == tlen) &&
3572 (!strcmp(ChrPtr(LineBuf), terminator)))
3575 if ( (!flushing) && (!finished) ) {
3577 StrBufAppendBufPlain(LineBuf, HKEY("\r\n"), 0);
3580 StrBufAppendBufPlain(LineBuf, HKEY("\n"), 0);
3583 /* Unescape SMTP-style input of two dots at the beginning of the line */
3585 (StrLength(LineBuf) == 2) &&
3586 (!strcmp(ChrPtr(LineBuf), "..")))
3588 StrBufCutLeft(LineBuf, 1);
3591 StrBufAppendBuf(Message, LineBuf, 0);
3594 /* if we've hit the max msg length, flush the rest */
3595 if (StrLength(Message) >= maxlen) flushing = 1;
3597 } while (!finished);
3598 FreeStrBuf(&LineBuf);
3602 void DeleteAsyncMsg(ReadAsyncMsg **Msg)
3606 FreeStrBuf(&(*Msg)->MsgBuf);
3612 ReadAsyncMsg *NewAsyncMsg(const char *terminator, /* token signalling EOT */
3614 size_t maxlen, /* maximum message length */
3615 size_t expectlen, /* if we expect a message, how long should it be? */
3616 char *exist, /* if non-null, append to it;
3617 exist is ALWAYS freed */
3618 long eLen, /* length of exist */
3619 int crlf /* CRLF newlines instead of LF */
3622 ReadAsyncMsg *NewMsg;
3624 NewMsg = (ReadAsyncMsg *)malloc(sizeof(ReadAsyncMsg));
3625 memset(NewMsg, 0, sizeof(ReadAsyncMsg));
3627 if (exist == NULL) {
3630 if (expectlen == 0) {
3634 len = expectlen + 10;
3636 NewMsg->MsgBuf = NewStrBufPlain(NULL, len);
3639 NewMsg->MsgBuf = NewStrBufPlain(exist, eLen);
3642 /* Do we need to change leading ".." to "." for SMTP escaping? */
3643 if ((tlen == 1) && (*terminator == '.')) {
3647 NewMsg->terminator = terminator;
3648 NewMsg->tlen = tlen;
3650 NewMsg->maxlen = maxlen;
3652 NewMsg->crlf = crlf;
3658 * Back end function used by CtdlMakeMessage() and similar functions
3660 eReadState CtdlReadMessageBodyAsync(AsyncIO *IO)
3662 ReadAsyncMsg *ReadMsg;
3663 int MsgFinished = 0;
3664 eReadState Finished = eMustReadMore;
3669 const char *pch = ChrPtr(IO->SendBuf.Buf);
3670 const char *pchh = IO->SendBuf.ReadWritePointer;
3676 nbytes = StrLength(IO->SendBuf.Buf) - (pchh - pch);
3677 snprintf(fn, SIZ, "/tmp/foolog_ev_%s.%d",
3678 ((CitContext*)(IO->CitContext))->ServiceName,
3681 fd = fopen(fn, "a+");
3684 ReadMsg = IO->ReadMsg;
3686 /* read in the lines of message text one by one */
3688 Finished = StrBufChunkSipLine(IO->IOBuf, &IO->RecvBuf);
3691 case eMustReadMore: /// read new from socket...
3693 if (IO->RecvBuf.ReadWritePointer != NULL) {
3694 nbytes = StrLength(IO->RecvBuf.Buf) - (IO->RecvBuf.ReadWritePointer - ChrPtr(IO->RecvBuf.Buf));
3695 fprintf(fd, "Read; Line unfinished: %ld Bytes still in buffer [", nbytes);
3697 fwrite(IO->RecvBuf.ReadWritePointer, nbytes, 1, fd);
3701 fprintf(fd, "BufferEmpty! \n");
3707 case eBufferNotEmpty: /* shouldn't happen... */
3708 case eReadSuccess: /// done for now...
3710 case eReadFail: /// WHUT?
3716 if ((StrLength(IO->IOBuf) == ReadMsg->tlen) &&
3717 (!strcmp(ChrPtr(IO->IOBuf), ReadMsg->terminator))) {
3720 fprintf(fd, "found Terminator; Message Size: %d\n", StrLength(ReadMsg->MsgBuf));
3723 else if (!ReadMsg->flushing) {
3726 fprintf(fd, "Read Line: [%d][%s]\n", StrLength(IO->IOBuf), ChrPtr(IO->IOBuf));
3729 /* Unescape SMTP-style input of two dots at the beginning of the line */
3730 if ((ReadMsg->dodot) &&
3731 (StrLength(IO->IOBuf) == 2) && /* TODO: do we just unescape lines with two dots or any line? */
3732 (!strcmp(ChrPtr(IO->IOBuf), "..")))
3735 fprintf(fd, "UnEscaped!\n");
3737 StrBufCutLeft(IO->IOBuf, 1);
3740 if (ReadMsg->crlf) {
3741 StrBufAppendBufPlain(IO->IOBuf, HKEY("\r\n"), 0);
3744 StrBufAppendBufPlain(IO->IOBuf, HKEY("\n"), 0);
3747 StrBufAppendBuf(ReadMsg->MsgBuf, IO->IOBuf, 0);
3750 /* if we've hit the max msg length, flush the rest */
3751 if (StrLength(ReadMsg->MsgBuf) >= ReadMsg->maxlen) ReadMsg->flushing = 1;
3753 } while (!MsgFinished);
3756 fprintf(fd, "Done with reading; %s.\n, ",
3757 (MsgFinished)?"Message Finished": "FAILED");
3761 return eReadSuccess;
3768 * Back end function used by CtdlMakeMessage() and similar functions
3770 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3772 size_t maxlen, /* maximum message length */
3773 char *exist, /* if non-null, append to it;
3774 exist is ALWAYS freed */
3775 int crlf, /* CRLF newlines instead of LF */
3776 int *sock /* socket handle or 0 for this session's client socket */
3781 Message = CtdlReadMessageBodyBuf(terminator,
3787 if (Message == NULL)
3790 return SmashStrBuf(&Message);
3795 * Build a binary message to be saved on disk.
3796 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3797 * will become part of the message. This means you are no longer
3798 * responsible for managing that memory -- it will be freed along with
3799 * the rest of the fields when CtdlFreeMessage() is called.)
3802 struct CtdlMessage *CtdlMakeMessage(
3803 struct ctdluser *author, /* author's user structure */
3804 char *recipient, /* NULL if it's not mail */
3805 char *recp_cc, /* NULL if it's not mail */
3806 char *room, /* room where it's going */
3807 int type, /* see MES_ types in header file */
3808 int format_type, /* variformat, plain text, MIME... */
3809 char *fake_name, /* who we're masquerading as */
3810 char *my_email, /* which of my email addresses to use (empty is ok) */
3811 char *subject, /* Subject (optional) */
3812 char *supplied_euid, /* ...or NULL if this is irrelevant */
3813 char *preformatted_text, /* ...or NULL to read text from client */
3814 char *references /* Thread references */
3816 char dest_node[256];
3818 struct CtdlMessage *msg;
3820 StrBuf *FakeEncAuthor = NULL;
3822 msg = malloc(sizeof(struct CtdlMessage));
3823 memset(msg, 0, sizeof(struct CtdlMessage));
3824 msg->cm_magic = CTDLMESSAGE_MAGIC;
3825 msg->cm_anon_type = type;
3826 msg->cm_format_type = format_type;
3828 /* Don't confuse the poor folks if it's not routed mail. */
3829 strcpy(dest_node, "");
3831 if (recipient != NULL) striplt(recipient);
3832 if (recp_cc != NULL) striplt(recp_cc);
3834 /* Path or Return-Path */
3835 if (my_email == NULL) my_email = "";
3837 if (!IsEmptyStr(my_email)) {
3838 msg->cm_fields['P'] = strdup(my_email);
3841 snprintf(buf, sizeof buf, "%s", author->fullname);
3842 msg->cm_fields['P'] = strdup(buf);
3844 convert_spaces_to_underscores(msg->cm_fields['P']);
3846 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3847 msg->cm_fields['T'] = strdup(buf);
3849 if ((fake_name != NULL) && (fake_name[0])) { /* author */
3850 FakeAuthor = NewStrBufPlain (fake_name, -1);
3853 FakeAuthor = NewStrBufPlain (author->fullname, -1);
3855 StrBufRFC2047encode(&FakeEncAuthor, FakeAuthor);
3856 msg->cm_fields['A'] = SmashStrBuf(&FakeEncAuthor);
3857 FreeStrBuf(&FakeAuthor);
3859 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3860 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3863 msg->cm_fields['O'] = strdup(CC->room.QRname);
3866 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3867 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3869 if ((recipient != NULL) && (recipient[0] != 0)) {
3870 msg->cm_fields['R'] = strdup(recipient);
3872 if ((recp_cc != NULL) && (recp_cc[0] != 0)) {
3873 msg->cm_fields['Y'] = strdup(recp_cc);
3875 if (dest_node[0] != 0) {
3876 msg->cm_fields['D'] = strdup(dest_node);
3879 if (!IsEmptyStr(my_email)) {
3880 msg->cm_fields['F'] = strdup(my_email);
3882 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3883 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3886 if (subject != NULL) {
3889 length = strlen(subject);
3895 while ((subject[i] != '\0') &&
3896 (IsAscii = isascii(subject[i]) != 0 ))
3899 msg->cm_fields['U'] = strdup(subject);
3900 else /* ok, we've got utf8 in the string. */
3902 msg->cm_fields['U'] = rfc2047encode(subject, length);
3908 if (supplied_euid != NULL) {
3909 msg->cm_fields['E'] = strdup(supplied_euid);
3912 if ((references != NULL) && (!IsEmptyStr(references))) {
3913 if (msg->cm_fields['W'] != NULL)
3914 free(msg->cm_fields['W']);
3915 msg->cm_fields['W'] = strdup(references);
3918 if (preformatted_text != NULL) {
3919 msg->cm_fields['M'] = preformatted_text;
3922 msg->cm_fields['M'] = CtdlReadMessageBody(HKEY("000"), config.c_maxmsglen, NULL, 0, 0);
3928 extern int netconfig_check_roomaccess(
3931 const char* RemoteIdentifier); /* TODO: find a smarter way */
3934 * Check to see whether we have permission to post a message in the current
3935 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3936 * returns 0 on success.
3938 int CtdlDoIHavePermissionToPostInThisRoom(
3941 const char* RemoteIdentifier,
3947 if (!(CC->logged_in) &&
3948 (PostPublic == POST_LOGGED_IN)) {
3949 snprintf(errmsgbuf, n, "Not logged in.");
3950 return (ERROR + NOT_LOGGED_IN);
3952 else if (PostPublic == CHECK_EXISTANCE) {
3953 return (0); // We're Evaling whether a recipient exists
3955 else if (!(CC->logged_in)) {
3957 if ((CC->room.QRflags & QR_READONLY)) {
3958 snprintf(errmsgbuf, n, "Not logged in.");
3959 return (ERROR + NOT_LOGGED_IN);
3961 if (CC->room.QRflags2 & QR2_MODERATED) {
3962 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3963 return (ERROR + NOT_LOGGED_IN);
3965 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3967 return netconfig_check_roomaccess(errmsgbuf, n, RemoteIdentifier);
3973 if ((CC->user.axlevel < AxProbU)
3974 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3975 snprintf(errmsgbuf, n, "Need to be validated to enter (except in %s> to sysop)", MAILROOM);
3976 return (ERROR + HIGHER_ACCESS_REQUIRED);
3979 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3981 if (ra & UA_POSTALLOWED) {
3982 strcpy(errmsgbuf, "OK to post or reply here");
3986 if ( (ra & UA_REPLYALLOWED) && (is_reply) ) {
3988 * To be thorough, we ought to check to see if the message they are
3989 * replying to is actually a valid one in this room, but unless this
3990 * actually becomes a problem we'll go with high performance instead.
3992 strcpy(errmsgbuf, "OK to reply here");
3996 if ( (ra & UA_REPLYALLOWED) && (!is_reply) ) {
3997 /* Clarify what happened with a better error message */
3998 snprintf(errmsgbuf, n, "You may only reply to existing messages here.");
3999 return (ERROR + HIGHER_ACCESS_REQUIRED);
4002 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
4003 return (ERROR + HIGHER_ACCESS_REQUIRED);
4009 * Check to see if the specified user has Internet mail permission
4010 * (returns nonzero if permission is granted)
4012 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
4014 /* Do not allow twits to send Internet mail */
4015 if (who->axlevel <= AxProbU) return(0);
4017 /* Globally enabled? */
4018 if (config.c_restrict == 0) return(1);
4020 /* User flagged ok? */
4021 if (who->flags & US_INTERNET) return(2);
4023 /* Aide level access? */
4024 if (who->axlevel >= AxAideU) return(3);
4026 /* No mail for you! */
4032 * Validate recipients, count delivery types and errors, and handle aliasing
4033 * FIXME check for dupes!!!!!
4035 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
4036 * were specified, or the number of addresses found invalid.
4038 * Caller needs to free the result using free_recipients()
4040 struct recptypes *validate_recipients(const char *supplied_recipients,
4041 const char *RemoteIdentifier,
4043 struct recptypes *ret;
4044 char *recipients = NULL;
4046 char this_recp[256];
4047 char this_recp_cooked[256];
4054 struct ctdluser tempUS;
4055 struct ctdlroom tempQR;
4056 struct ctdlroom tempQR2;
4062 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
4063 if (ret == NULL) return(NULL);
4065 /* Set all strings to null and numeric values to zero */
4066 memset(ret, 0, sizeof(struct recptypes));
4068 if (supplied_recipients == NULL) {
4069 recipients = strdup("");
4072 recipients = strdup(supplied_recipients);
4075 /* Allocate some memory. Yes, this allocates 500% more memory than we will
4076 * actually need, but it's healthier for the heap than doing lots of tiny
4077 * realloc() calls instead.
4079 len = strlen(recipients) + 1024;
4080 ret->errormsg = malloc(len);
4081 ret->recp_local = malloc(len);
4082 ret->recp_internet = malloc(len);
4083 ret->recp_ignet = malloc(len);
4084 ret->recp_room = malloc(len);
4085 ret->display_recp = malloc(len);
4086 ret->recp_orgroom = malloc(len);
4087 org_recp = malloc(len);
4089 ret->errormsg[0] = 0;
4090 ret->recp_local[0] = 0;
4091 ret->recp_internet[0] = 0;
4092 ret->recp_ignet[0] = 0;
4093 ret->recp_room[0] = 0;
4094 ret->recp_orgroom[0] = 0;
4095 ret->display_recp[0] = 0;
4097 ret->recptypes_magic = RECPTYPES_MAGIC;
4099 /* Change all valid separator characters to commas */
4100 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
4101 if ((recipients[i] == ';') || (recipients[i] == '|')) {
4102 recipients[i] = ',';
4106 /* Now start extracting recipients... */
4108 while (!IsEmptyStr(recipients)) {
4109 for (i=0; i<=strlen(recipients); ++i) {
4110 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
4111 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
4112 safestrncpy(this_recp, recipients, i+1);
4114 if (recipients[i] == ',') {
4115 strcpy(recipients, &recipients[i+1]);
4118 strcpy(recipients, "");
4125 if (IsEmptyStr(this_recp))
4127 syslog(LOG_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
4130 strcpy(org_recp, this_recp);
4131 mailtype = alias(this_recp);
4132 mailtype = alias(this_recp);
4133 mailtype = alias(this_recp);
4135 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
4136 if (this_recp[j]=='_') {
4137 this_recp_cooked[j] = ' ';
4140 this_recp_cooked[j] = this_recp[j];
4143 this_recp_cooked[j] = '\0';
4148 if (!strcasecmp(this_recp, "sysop")) {
4150 strcpy(this_recp, config.c_aideroom);
4151 if (!IsEmptyStr(ret->recp_room)) {
4152 strcat(ret->recp_room, "|");
4154 strcat(ret->recp_room, this_recp);
4156 else if ( (!strncasecmp(this_recp, "room_", 5))
4157 && (!CtdlGetRoom(&tempQR, &this_recp_cooked[5])) ) {
4159 /* Save room so we can restore it later */
4163 /* Check permissions to send mail to this room */
4164 err = CtdlDoIHavePermissionToPostInThisRoom(
4169 0 /* 0 = not a reply */
4178 if (!IsEmptyStr(ret->recp_room)) {
4179 strcat(ret->recp_room, "|");
4181 strcat(ret->recp_room, &this_recp_cooked[5]);
4183 if (!IsEmptyStr(ret->recp_orgroom)) {
4184 strcat(ret->recp_orgroom, "|");
4186 strcat(ret->recp_orgroom, org_recp);
4190 /* Restore room in case something needs it */
4194 else if (CtdlGetUser(&tempUS, this_recp) == 0) {
4196 strcpy(this_recp, tempUS.fullname);
4197 if (!IsEmptyStr(ret->recp_local)) {
4198 strcat(ret->recp_local, "|");
4200 strcat(ret->recp_local, this_recp);
4202 else if (CtdlGetUser(&tempUS, this_recp_cooked) == 0) {
4204 strcpy(this_recp, tempUS.fullname);
4205 if (!IsEmptyStr(ret->recp_local)) {
4206 strcat(ret->recp_local, "|");
4208 strcat(ret->recp_local, this_recp);
4216 /* Yes, you're reading this correctly: if the target
4217 * domain points back to the local system or an attached
4218 * Citadel directory, the address is invalid. That's
4219 * because if the address were valid, we would have
4220 * already translated it to a local address by now.
4222 if (IsDirectory(this_recp, 0)) {
4227 ++ret->num_internet;
4228 if (!IsEmptyStr(ret->recp_internet)) {
4229 strcat(ret->recp_internet, "|");
4231 strcat(ret->recp_internet, this_recp);
4236 if (!IsEmptyStr(ret->recp_ignet)) {
4237 strcat(ret->recp_ignet, "|");
4239 strcat(ret->recp_ignet, this_recp);
4247 if (IsEmptyStr(errmsg)) {
4248 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
4251 snprintf(append, sizeof append, "%s", errmsg);
4253 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
4254 if (!IsEmptyStr(ret->errormsg)) {
4255 strcat(ret->errormsg, "; ");
4257 strcat(ret->errormsg, append);
4261 if (IsEmptyStr(ret->display_recp)) {
4262 strcpy(append, this_recp);
4265 snprintf(append, sizeof append, ", %s", this_recp);
4267 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
4268 strcat(ret->display_recp, append);
4274 if ((ret->num_local + ret->num_internet + ret->num_ignet +
4275 ret->num_room + ret->num_error) == 0) {
4276 ret->num_error = (-1);
4277 strcpy(ret->errormsg, "No recipients specified.");
4280 syslog(LOG_DEBUG, "validate_recipients()\n");
4281 syslog(LOG_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
4282 syslog(LOG_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
4283 syslog(LOG_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
4284 syslog(LOG_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
4285 syslog(LOG_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
4293 * Destructor for struct recptypes
4295 void free_recipients(struct recptypes *valid) {
4297 if (valid == NULL) {
4301 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
4302 syslog(LOG_EMERG, "Attempt to call free_recipients() on some other data type!\n");
4306 if (valid->errormsg != NULL) free(valid->errormsg);
4307 if (valid->recp_local != NULL) free(valid->recp_local);
4308 if (valid->recp_internet != NULL) free(valid->recp_internet);
4309 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
4310 if (valid->recp_room != NULL) free(valid->recp_room);
4311 if (valid->recp_orgroom != NULL) free(valid->recp_orgroom);
4312 if (valid->display_recp != NULL) free(valid->display_recp);
4313 if (valid->bounce_to != NULL) free(valid->bounce_to);
4314 if (valid->envelope_from != NULL) free(valid->envelope_from);
4321 * message entry - mode 0 (normal)
4323 void cmd_ent0(char *entargs)
4325 struct CitContext *CCC = CC;
4330 char supplied_euid[128];
4332 int format_type = 0;
4333 char newusername[256];
4334 char newuseremail[256];
4335 struct CtdlMessage *msg;
4339 struct recptypes *valid = NULL;
4340 struct recptypes *valid_to = NULL;
4341 struct recptypes *valid_cc = NULL;
4342 struct recptypes *valid_bcc = NULL;
4344 int subject_required = 0;
4346 int verbose_reply = 0;
4350 int newuseremail_ok = 0;
4351 char references[SIZ];
4356 post = extract_int(entargs, 0);
4357 extract_token(recp, entargs, 1, '|', sizeof recp);
4358 anon_flag = extract_int(entargs, 2);
4359 format_type = extract_int(entargs, 3);
4360 extract_token(subject, entargs, 4, '|', sizeof subject);
4361 extract_token(newusername, entargs, 5, '|', sizeof newusername);
4362 do_confirm = extract_int(entargs, 6);
4363 extract_token(cc, entargs, 7, '|', sizeof cc);
4364 extract_token(bcc, entargs, 8, '|', sizeof bcc);
4365 verbose_reply = extract_int(entargs, 9);
4366 switch(CC->room.QRdefaultview) {
4369 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
4372 supplied_euid[0] = 0;
4375 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
4376 extract_token(references, entargs, 11, '|', sizeof references);
4377 for (ptr=references; *ptr != 0; ++ptr) {
4378 if (*ptr == '!') *ptr = '|';
4381 /* first check to make sure the request is valid. */
4383 err = CtdlDoIHavePermissionToPostInThisRoom(
4388 (!IsEmptyStr(references)) /* is this a reply? or a top-level post? */
4392 cprintf("%d %s\n", err, errmsg);
4396 /* Check some other permission type things. */
4398 if (IsEmptyStr(newusername)) {
4399 strcpy(newusername, CCC->user.fullname);
4401 if ( (CCC->user.axlevel < AxAideU)
4402 && (strcasecmp(newusername, CCC->user.fullname))
4403 && (strcasecmp(newusername, CCC->cs_inet_fn))
4405 cprintf("%d You don't have permission to author messages as '%s'.\n",
4406 ERROR + HIGHER_ACCESS_REQUIRED,
4413 if (IsEmptyStr(newuseremail)) {
4414 newuseremail_ok = 1;
4417 if (!IsEmptyStr(newuseremail)) {
4418 if (!strcasecmp(newuseremail, CCC->cs_inet_email)) {
4419 newuseremail_ok = 1;
4421 else if (!IsEmptyStr(CCC->cs_inet_other_emails)) {
4422 j = num_tokens(CCC->cs_inet_other_emails, '|');
4423 for (i=0; i<j; ++i) {
4424 extract_token(buf, CCC->cs_inet_other_emails, i, '|', sizeof buf);
4425 if (!strcasecmp(newuseremail, buf)) {
4426 newuseremail_ok = 1;
4432 if (!newuseremail_ok) {
4433 cprintf("%d You don't have permission to author messages as '%s'.\n",
4434 ERROR + HIGHER_ACCESS_REQUIRED,
4440 CCC->cs_flags |= CS_POSTING;
4442 /* In mailbox rooms we have to behave a little differently --
4443 * make sure the user has specified at least one recipient. Then
4444 * validate the recipient(s). We do this for the Mail> room, as
4445 * well as any room which has the "Mailbox" view set - unless it
4446 * is the DRAFTS room which does not require recipients
4449 if ( ( ( (CCC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CCC->room.QRname[11], MAILROOM)) )
4450 || ( (CCC->room.QRflags & QR_MAILBOX) && (CCC->curr_view == VIEW_MAILBOX) )
4451 ) && (strcasecmp(&CCC->room.QRname[11], USERDRAFTROOM)) !=0 ) {
4452 if (CCC->user.axlevel < AxProbU) {
4453 strcpy(recp, "sysop");
4458 valid_to = validate_recipients(recp, NULL, 0);
4459 if (valid_to->num_error > 0) {
4460 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
4461 free_recipients(valid_to);
4465 valid_cc = validate_recipients(cc, NULL, 0);
4466 if (valid_cc->num_error > 0) {
4467 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
4468 free_recipients(valid_to);
4469 free_recipients(valid_cc);
4473 valid_bcc = validate_recipients(bcc, NULL, 0);
4474 if (valid_bcc->num_error > 0) {
4475 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
4476 free_recipients(valid_to);
4477 free_recipients(valid_cc);
4478 free_recipients(valid_bcc);
4482 /* Recipient required, but none were specified */
4483 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
4484 free_recipients(valid_to);
4485 free_recipients(valid_cc);
4486 free_recipients(valid_bcc);
4487 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
4491 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
4492 if (CtdlCheckInternetMailPermission(&CCC->user)==0) {
4493 cprintf("%d You do not have permission "
4494 "to send Internet mail.\n",
4495 ERROR + HIGHER_ACCESS_REQUIRED);
4496 free_recipients(valid_to);
4497 free_recipients(valid_cc);
4498 free_recipients(valid_bcc);
4503 if ( ( (valid_to->num_internet + valid_to->num_ignet + valid_cc->num_internet + valid_cc->num_ignet + valid_bcc->num_internet + valid_bcc->num_ignet) > 0)
4504 && (CCC->user.axlevel < AxNetU) ) {
4505 cprintf("%d Higher access required for network mail.\n",
4506 ERROR + HIGHER_ACCESS_REQUIRED);
4507 free_recipients(valid_to);
4508 free_recipients(valid_cc);
4509 free_recipients(valid_bcc);
4513 if ((RESTRICT_INTERNET == 1)
4514 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
4515 && ((CCC->user.flags & US_INTERNET) == 0)
4516 && (!CCC->internal_pgm)) {
4517 cprintf("%d You don't have access to Internet mail.\n",
4518 ERROR + HIGHER_ACCESS_REQUIRED);
4519 free_recipients(valid_to);
4520 free_recipients(valid_cc);
4521 free_recipients(valid_bcc);
4527 /* Is this a room which has anonymous-only or anonymous-option? */
4528 anonymous = MES_NORMAL;
4529 if (CCC->room.QRflags & QR_ANONONLY) {
4530 anonymous = MES_ANONONLY;
4532 if (CCC->room.QRflags & QR_ANONOPT) {
4533 if (anon_flag == 1) { /* only if the user requested it */
4534 anonymous = MES_ANONOPT;
4538 if ((CCC->room.QRflags & QR_MAILBOX) == 0) {
4542 /* Recommend to the client that the use of a message subject is
4543 * strongly recommended in this room, if either the SUBJECTREQ flag
4544 * is set, or if there is one or more Internet email recipients.
4546 if (CCC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
4547 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
4548 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
4549 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
4551 /* If we're only checking the validity of the request, return
4552 * success without creating the message.
4555 cprintf("%d %s|%d\n", CIT_OK,
4556 ((valid_to != NULL) ? valid_to->display_recp : ""),
4558 free_recipients(valid_to);
4559 free_recipients(valid_cc);
4560 free_recipients(valid_bcc);
4564 /* We don't need these anymore because we'll do it differently below */
4565 free_recipients(valid_to);
4566 free_recipients(valid_cc);
4567 free_recipients(valid_bcc);
4569 /* Read in the message from the client. */
4571 cprintf("%d send message\n", START_CHAT_MODE);
4573 cprintf("%d send message\n", SEND_LISTING);
4576 msg = CtdlMakeMessage(&CCC->user, recp, cc,
4577 CCC->room.QRname, anonymous, format_type,
4578 newusername, newuseremail, subject,
4579 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
4582 /* Put together one big recipients struct containing to/cc/bcc all in
4583 * one. This is for the envelope.
4585 char *all_recps = malloc(SIZ * 3);
4586 strcpy(all_recps, recp);
4587 if (!IsEmptyStr(cc)) {
4588 if (!IsEmptyStr(all_recps)) {
4589 strcat(all_recps, ",");
4591 strcat(all_recps, cc);
4593 if (!IsEmptyStr(bcc)) {
4594 if (!IsEmptyStr(all_recps)) {
4595 strcat(all_recps, ",");
4597 strcat(all_recps, bcc);
4599 if (!IsEmptyStr(all_recps)) {
4600 valid = validate_recipients(all_recps, NULL, 0);
4607 if ((valid != NULL) && (valid->num_room == 1))
4609 /* posting into an ML room? set the envelope from
4610 * to the actual mail address so others get a valid
4613 msg->cm_fields['V'] = strdup(valid->recp_orgroom);
4617 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
4620 if (StrLength(CCC->StatusMessage)>0)
4622 StrBufAppendBufPlain(CCC->StatusMessage, HKEY("\n000\n"), 0);
4623 cputbuf(CCC->StatusMessage);
4626 client_write(HKEY("\n000\n"));
4630 cprintf("%ld\n", msgnum);
4632 client_write(HKEY("Message accepted.\n"));
4635 client_write(HKEY("Internal error.\n"));
4637 if (msg->cm_fields['E'] != NULL) {
4638 cprintf("%s\n", msg->cm_fields['E']);
4645 CtdlFreeMessage(msg);
4647 if (valid != NULL) {
4648 free_recipients(valid);
4656 * API function to delete messages which match a set of criteria
4657 * (returns the actual number of messages deleted)
4659 int CtdlDeleteMessages(char *room_name, /* which room */
4660 long *dmsgnums, /* array of msg numbers to be deleted */
4661 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
4662 char *content_type /* or "" for any. regular expressions expected. */
4665 struct ctdlroom qrbuf;
4666 struct cdbdata *cdbfr;
4667 long *msglist = NULL;
4668 long *dellist = NULL;
4671 int num_deleted = 0;
4673 struct MetaData smi;
4676 int need_to_free_re = 0;
4678 if (content_type) if (!IsEmptyStr(content_type)) {
4679 regcomp(&re, content_type, 0);
4680 need_to_free_re = 1;
4682 syslog(LOG_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
4683 room_name, num_dmsgnums, content_type);
4685 /* get room record, obtaining a lock... */
4686 if (CtdlGetRoomLock(&qrbuf, room_name) != 0) {
4687 syslog(LOG_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
4689 if (need_to_free_re) regfree(&re);
4690 return (0); /* room not found */
4692 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4694 if (cdbfr != NULL) {
4695 dellist = malloc(cdbfr->len);
4696 msglist = (long *) cdbfr->ptr;
4697 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4698 num_msgs = cdbfr->len / sizeof(long);
4702 for (i = 0; i < num_msgs; ++i) {
4705 /* Set/clear a bit for each criterion */
4707 /* 0 messages in the list or a null list means that we are
4708 * interested in deleting any messages which meet the other criteria.
4710 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4711 delete_this |= 0x01;
4714 for (j=0; j<num_dmsgnums; ++j) {
4715 if (msglist[i] == dmsgnums[j]) {
4716 delete_this |= 0x01;
4721 if (IsEmptyStr(content_type)) {
4722 delete_this |= 0x02;
4724 GetMetaData(&smi, msglist[i]);
4725 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4726 delete_this |= 0x02;
4730 /* Delete message only if all bits are set */
4731 if (delete_this == 0x03) {
4732 dellist[num_deleted++] = msglist[i];
4737 num_msgs = sort_msglist(msglist, num_msgs);
4738 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4739 msglist, (int)(num_msgs * sizeof(long)));
4742 qrbuf.QRhighest = msglist[num_msgs - 1];
4744 qrbuf.QRhighest = 0;
4746 CtdlPutRoomLock(&qrbuf);
4748 /* Go through the messages we pulled out of the index, and decrement
4749 * their reference counts by 1. If this is the only room the message
4750 * was in, the reference count will reach zero and the message will
4751 * automatically be deleted from the database. We do this in a
4752 * separate pass because there might be plug-in hooks getting called,
4753 * and we don't want that happening during an S_ROOMS critical
4756 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4757 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4758 AdjRefCount(dellist[i], -1);
4761 /* Now free the memory we used, and go away. */
4762 if (msglist != NULL) free(msglist);
4763 if (dellist != NULL) free(dellist);
4764 syslog(LOG_DEBUG, "%d message(s) deleted.\n", num_deleted);
4765 if (need_to_free_re) regfree(&re);
4766 return (num_deleted);
4772 * Check whether the current user has permission to delete messages from
4773 * the current room (returns 1 for yes, 0 for no)
4775 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4777 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4778 if (ra & UA_DELETEALLOWED) return(1);
4786 * Delete message from current room
4788 void cmd_dele(char *args)
4797 extract_token(msgset, args, 0, '|', sizeof msgset);
4798 num_msgs = num_tokens(msgset, ',');
4800 cprintf("%d Nothing to do.\n", CIT_OK);
4804 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4805 cprintf("%d Higher access required.\n",
4806 ERROR + HIGHER_ACCESS_REQUIRED);
4811 * Build our message set to be moved/copied
4813 msgs = malloc(num_msgs * sizeof(long));
4814 for (i=0; i<num_msgs; ++i) {
4815 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4816 msgs[i] = atol(msgtok);
4819 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4823 cprintf("%d %d message%s deleted.\n", CIT_OK,
4824 num_deleted, ((num_deleted != 1) ? "s" : ""));
4826 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4834 * move or copy a message to another room
4836 void cmd_move(char *args)
4843 char targ[ROOMNAMELEN];
4844 struct ctdlroom qtemp;
4851 extract_token(msgset, args, 0, '|', sizeof msgset);
4852 num_msgs = num_tokens(msgset, ',');
4854 cprintf("%d Nothing to do.\n", CIT_OK);
4858 extract_token(targ, args, 1, '|', sizeof targ);
4859 convert_room_name_macros(targ, sizeof targ);
4860 targ[ROOMNAMELEN - 1] = 0;
4861 is_copy = extract_int(args, 2);
4863 if (CtdlGetRoom(&qtemp, targ) != 0) {
4864 cprintf("%d '%s' does not exist.\n", ERROR + ROOM_NOT_FOUND, targ);
4868 if (!strcasecmp(qtemp.QRname, CC->room.QRname)) {
4869 cprintf("%d Source and target rooms are the same.\n", ERROR + ALREADY_EXISTS);
4873 CtdlGetUser(&CC->user, CC->curr_user);
4874 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4876 /* Check for permission to perform this operation.
4877 * Remember: "CC->room" is source, "qtemp" is target.
4881 /* Aides can move/copy */
4882 if (CC->user.axlevel >= AxAideU) permit = 1;
4884 /* Room aides can move/copy */
4885 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4887 /* Permit move/copy from personal rooms */
4888 if ((CC->room.QRflags & QR_MAILBOX)
4889 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4891 /* Permit only copy from public to personal room */
4893 && (!(CC->room.QRflags & QR_MAILBOX))
4894 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4896 /* Permit message removal from collaborative delete rooms */
4897 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4899 /* Users allowed to post into the target room may move into it too. */
4900 if ((CC->room.QRflags & QR_MAILBOX) &&
4901 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4903 /* User must have access to target room */
4904 if (!(ra & UA_KNOWN)) permit = 0;
4907 cprintf("%d Higher access required.\n",
4908 ERROR + HIGHER_ACCESS_REQUIRED);
4913 * Build our message set to be moved/copied
4915 msgs = malloc(num_msgs * sizeof(long));
4916 for (i=0; i<num_msgs; ++i) {
4917 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4918 msgs[i] = atol(msgtok);
4924 err = CtdlSaveMsgPointersInRoom(targ, msgs, num_msgs, 1, NULL, 0);
4926 cprintf("%d Cannot store message(s) in %s: error %d\n",
4932 /* Now delete the message from the source room,
4933 * if this is a 'move' rather than a 'copy' operation.
4936 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4940 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4946 * GetMetaData() - Get the supplementary record for a message
4948 void GetMetaData(struct MetaData *smibuf, long msgnum)
4951 struct cdbdata *cdbsmi;
4954 memset(smibuf, 0, sizeof(struct MetaData));
4955 smibuf->meta_msgnum = msgnum;
4956 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4958 /* Use the negative of the message number for its supp record index */
4959 TheIndex = (0L - msgnum);
4961 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4962 if (cdbsmi == NULL) {
4963 return; /* record not found; go with defaults */
4965 memcpy(smibuf, cdbsmi->ptr,
4966 ((cdbsmi->len > sizeof(struct MetaData)) ?
4967 sizeof(struct MetaData) : cdbsmi->len));
4974 * PutMetaData() - (re)write supplementary record for a message
4976 void PutMetaData(struct MetaData *smibuf)
4980 /* Use the negative of the message number for the metadata db index */
4981 TheIndex = (0L - smibuf->meta_msgnum);
4983 cdb_store(CDB_MSGMAIN,
4984 &TheIndex, (int)sizeof(long),
4985 smibuf, (int)sizeof(struct MetaData));
4990 * AdjRefCount - submit an adjustment to the reference count for a message.
4991 * (These are just queued -- we actually process them later.)
4993 void AdjRefCount(long msgnum, int incr)
4995 struct arcq new_arcq;
4998 syslog(LOG_DEBUG, "AdjRefCount() msg %ld ref count delta %+d\n", msgnum, incr);
5000 begin_critical_section(S_SUPPMSGMAIN);
5001 if (arcfp == NULL) {
5002 arcfp = fopen(file_arcq, "ab+");
5003 chown(file_arcq, CTDLUID, (-1));
5004 chmod(file_arcq, 0600);
5006 end_critical_section(S_SUPPMSGMAIN);
5008 /* msgnum < 0 means that we're trying to close the file */
5010 syslog(LOG_DEBUG, "Closing the AdjRefCount queue file\n");
5011 begin_critical_section(S_SUPPMSGMAIN);
5012 if (arcfp != NULL) {
5016 end_critical_section(S_SUPPMSGMAIN);
5021 * If we can't open the queue, perform the operation synchronously.
5023 if (arcfp == NULL) {
5024 TDAP_AdjRefCount(msgnum, incr);
5028 new_arcq.arcq_msgnum = msgnum;
5029 new_arcq.arcq_delta = incr;
5030 rv = fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
5032 syslog(LOG_EMERG, "Couldn't write Refcount Queue File %s: %s\n",
5043 * TDAP_ProcessAdjRefCountQueue()
5045 * Process the queue of message count adjustments that was created by calls
5046 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
5047 * for each one. This should be an "off hours" operation.
5049 int TDAP_ProcessAdjRefCountQueue(void)
5051 char file_arcq_temp[PATH_MAX];
5054 struct arcq arcq_rec;
5055 int num_records_processed = 0;
5057 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
5059 begin_critical_section(S_SUPPMSGMAIN);
5060 if (arcfp != NULL) {
5065 r = link(file_arcq, file_arcq_temp);
5067 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
5068 end_critical_section(S_SUPPMSGMAIN);
5069 return(num_records_processed);
5073 end_critical_section(S_SUPPMSGMAIN);
5075 fp = fopen(file_arcq_temp, "rb");
5077 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
5078 return(num_records_processed);
5081 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
5082 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
5083 ++num_records_processed;
5087 r = unlink(file_arcq_temp);
5089 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
5092 return(num_records_processed);
5098 * TDAP_AdjRefCount - adjust the reference count for a message.
5099 * This one does it "for real" because it's called by
5100 * the autopurger function that processes the queue
5101 * created by AdjRefCount(). If a message's reference
5102 * count becomes zero, we also delete the message from
5103 * disk and de-index it.
5105 void TDAP_AdjRefCount(long msgnum, int incr)
5108 struct MetaData smi;
5111 /* This is a *tight* critical section; please keep it that way, as
5112 * it may get called while nested in other critical sections.
5113 * Complicating this any further will surely cause deadlock!
5115 begin_critical_section(S_SUPPMSGMAIN);
5116 GetMetaData(&smi, msgnum);
5117 smi.meta_refcount += incr;
5119 end_critical_section(S_SUPPMSGMAIN);
5120 syslog(LOG_DEBUG, "TDAP_AdjRefCount() msg %ld ref count delta %+d, is now %d\n",
5121 msgnum, incr, smi.meta_refcount
5124 /* If the reference count is now zero, delete the message
5125 * (and its supplementary record as well).
5127 if (smi.meta_refcount == 0) {
5128 syslog(LOG_DEBUG, "Deleting message <%ld>\n", msgnum);
5130 /* Call delete hooks with NULL room to show it has gone altogether */
5131 PerformDeleteHooks(NULL, msgnum);
5133 /* Remove from message base */
5135 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5136 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
5138 /* Remove metadata record */
5139 delnum = (0L - msgnum);
5140 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5146 * Write a generic object to this room
5148 * Note: this could be much more efficient. Right now we use two temporary
5149 * files, and still pull the message into memory as with all others.
5151 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
5152 char *content_type, /* MIME type of this object */
5153 char *raw_message, /* Data to be written */
5154 off_t raw_length, /* Size of raw_message */
5155 struct ctdluser *is_mailbox, /* Mailbox room? */
5156 int is_binary, /* Is encoding necessary? */
5157 int is_unique, /* Del others of this type? */
5158 unsigned int flags /* Internal save flags */
5162 struct ctdlroom qrbuf;
5163 char roomname[ROOMNAMELEN];
5164 struct CtdlMessage *msg;
5165 char *encoded_message = NULL;
5167 if (is_mailbox != NULL) {
5168 CtdlMailboxName(roomname, sizeof roomname, is_mailbox, req_room);
5171 safestrncpy(roomname, req_room, sizeof(roomname));
5174 syslog(LOG_DEBUG, "Raw length is %ld\n", (long)raw_length);
5177 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
5180 encoded_message = malloc((size_t)(raw_length + 4096));
5183 sprintf(encoded_message, "Content-type: %s\n", content_type);
5186 sprintf(&encoded_message[strlen(encoded_message)],
5187 "Content-transfer-encoding: base64\n\n"
5191 sprintf(&encoded_message[strlen(encoded_message)],
5192 "Content-transfer-encoding: 7bit\n\n"
5198 &encoded_message[strlen(encoded_message)],
5206 &encoded_message[strlen(encoded_message)],
5212 syslog(LOG_DEBUG, "Allocating\n");
5213 msg = malloc(sizeof(struct CtdlMessage));
5214 memset(msg, 0, sizeof(struct CtdlMessage));
5215 msg->cm_magic = CTDLMESSAGE_MAGIC;
5216 msg->cm_anon_type = MES_NORMAL;
5217 msg->cm_format_type = 4;
5218 msg->cm_fields['A'] = strdup(CC->user.fullname);
5219 msg->cm_fields['O'] = strdup(req_room);
5220 msg->cm_fields['N'] = strdup(config.c_nodename);
5221 msg->cm_fields['H'] = strdup(config.c_humannode);
5222 msg->cm_flags = flags;
5224 msg->cm_fields['M'] = encoded_message;
5226 /* Create the requested room if we have to. */
5227 if (CtdlGetRoom(&qrbuf, roomname) != 0) {
5228 CtdlCreateRoom(roomname,
5229 ( (is_mailbox != NULL) ? 5 : 3 ),
5230 "", 0, 1, 0, VIEW_BBS);
5232 /* If the caller specified this object as unique, delete all
5233 * other objects of this type that are currently in the room.
5236 syslog(LOG_DEBUG, "Deleted %d other msgs of this type\n",
5237 CtdlDeleteMessages(roomname, NULL, 0, content_type)
5240 /* Now write the data */
5241 CtdlSubmitMsg(msg, NULL, roomname, 0);
5242 CtdlFreeMessage(msg);
5250 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
5251 config_msgnum = msgnum;
5255 char *CtdlGetSysConfig(char *sysconfname) {
5256 char hold_rm[ROOMNAMELEN];
5259 struct CtdlMessage *msg;
5262 strcpy(hold_rm, CC->room.QRname);
5263 if (CtdlGetRoom(&CC->room, SYSCONFIGROOM) != 0) {
5264 CtdlGetRoom(&CC->room, hold_rm);
5269 /* We want the last (and probably only) config in this room */
5270 begin_critical_section(S_CONFIG);
5271 config_msgnum = (-1L);
5272 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
5273 CtdlGetSysConfigBackend, NULL);
5274 msgnum = config_msgnum;
5275 end_critical_section(S_CONFIG);
5281 msg = CtdlFetchMessage(msgnum, 1);
5283 conf = strdup(msg->cm_fields['M']);
5284 CtdlFreeMessage(msg);
5291 CtdlGetRoom(&CC->room, hold_rm);
5293 if (conf != NULL) do {
5294 extract_token(buf, conf, 0, '\n', sizeof buf);
5295 strcpy(conf, &conf[strlen(buf)+1]);
5296 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
5302 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
5303 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
5308 * Determine whether a given Internet address belongs to the current user
5310 int CtdlIsMe(char *addr, int addr_buf_len)
5312 struct recptypes *recp;
5315 recp = validate_recipients(addr, NULL, 0);
5316 if (recp == NULL) return(0);
5318 if (recp->num_local == 0) {
5319 free_recipients(recp);
5323 for (i=0; i<recp->num_local; ++i) {
5324 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
5325 if (!strcasecmp(addr, CC->user.fullname)) {
5326 free_recipients(recp);
5331 free_recipients(recp);
5337 * Citadel protocol command to do the same
5339 void cmd_isme(char *argbuf) {
5342 if (CtdlAccessCheck(ac_logged_in)) return;
5343 extract_token(addr, argbuf, 0, '|', sizeof addr);
5345 if (CtdlIsMe(addr, sizeof addr)) {
5346 cprintf("%d %s\n", CIT_OK, addr);
5349 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);
5355 /*****************************************************************************/
5356 /* MODULE INITIALIZATION STUFF */
5357 /*****************************************************************************/
5359 CTDL_MODULE_INIT(msgbase)
5362 CtdlRegisterProtoHook(cmd_msgs, "MSGS", "Output a list of messages in the current room");
5363 CtdlRegisterProtoHook(cmd_msg0, "MSG0", "Output a message in plain text format");
5364 CtdlRegisterProtoHook(cmd_msg2, "MSG2", "Output a message in RFC822 format");
5365 CtdlRegisterProtoHook(cmd_msg3, "MSG3", "Output a message in raw format (deprecated)");
5366 CtdlRegisterProtoHook(cmd_msg4, "MSG4", "Output a message in the client's preferred format");
5367 CtdlRegisterProtoHook(cmd_msgp, "MSGP", "Select preferred format for MSG4 output");
5368 CtdlRegisterProtoHook(cmd_opna, "OPNA", "Open an attachment for download");
5369 CtdlRegisterProtoHook(cmd_dlat, "DLAT", "Download an attachment");
5370 CtdlRegisterProtoHook(cmd_ent0, "ENT0", "Enter a message");
5371 CtdlRegisterProtoHook(cmd_dele, "DELE", "Delete a message");
5372 CtdlRegisterProtoHook(cmd_move, "MOVE", "Move or copy a message to another room");
5373 CtdlRegisterProtoHook(cmd_isme, "ISME", "Determine whether an email address belongs to a user");
5376 /* return our Subversion id for the Log */