2 * Implements the message store.
4 * Copyright (c) 1987-2011 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 as published by
8 * the Free Software Foundation; either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #if TIME_WITH_SYS_TIME
28 # include <sys/time.h>
32 # include <sys/time.h>
45 #include <sys/types.h>
47 #include <libcitadel.h>
50 #include "serv_extensions.h"
54 #include "sysdep_decls.h"
55 #include "citserver.h"
62 #include "internet_addressing.h"
63 #include "euidindex.h"
64 #include "journaling.h"
65 #include "citadel_dirs.h"
66 #include "clientsocket.h"
69 #include "ctdl_module.h"
72 struct addresses_to_be_filed *atbf = NULL;
74 /* This temp file holds the queue of operations for AdjRefCount() */
75 static FILE *arcfp = NULL;
78 * These are the four-character field headers we use when outputting
79 * messages in Citadel format (as opposed to RFC822 format).
82 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
83 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
84 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
85 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
86 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
87 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
88 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
89 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
118 * This function is self explanatory.
119 * (What can I say, I'm in a weird mood today...)
121 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
125 for (i = 0; i < strlen(name); ++i) {
126 if (name[i] == '@') {
127 while (isspace(name[i - 1]) && i > 0) {
128 strcpy(&name[i - 1], &name[i]);
131 while (isspace(name[i + 1])) {
132 strcpy(&name[i + 1], &name[i + 2]);
140 * Aliasing for network mail.
141 * (Error messages have been commented out, because this is a server.)
143 int alias(char *name)
144 { /* process alias and routing info for mail */
147 char aaa[SIZ], bbb[SIZ];
148 char *ignetcfg = NULL;
149 char *ignetmap = NULL;
155 char original_name[256];
156 safestrncpy(original_name, name, sizeof original_name);
159 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
160 stripallbut(name, '<', '>');
162 fp = fopen(file_mail_aliases, "r");
164 fp = fopen("/dev/null", "r");
171 while (fgets(aaa, sizeof aaa, fp) != NULL) {
172 while (isspace(name[0]))
173 strcpy(name, &name[1]);
174 aaa[strlen(aaa) - 1] = 0;
176 for (a = 0; a < strlen(aaa); ++a) {
178 strcpy(bbb, &aaa[a + 1]);
182 if (!strcasecmp(name, aaa))
187 /* Hit the Global Address Book */
188 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
192 if (strcasecmp(original_name, name)) {
193 syslog(LOG_INFO, "%s is being forwarded to %s\n", original_name, name);
196 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
197 for (a=0; a<strlen(name); ++a) {
198 if (name[a] == '@') {
199 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
201 syslog(LOG_INFO, "Changed to <%s>\n", name);
206 /* determine local or remote type, see citadel.h */
207 at = haschar(name, '@');
208 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
209 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
210 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
212 /* figure out the delivery mode */
213 extract_token(node, name, 1, '@', sizeof node);
215 /* If there are one or more dots in the nodename, we assume that it
216 * is an FQDN and will attempt SMTP delivery to the Internet.
218 if (haschar(node, '.') > 0) {
219 return(MES_INTERNET);
222 /* Otherwise we look in the IGnet maps for a valid Citadel node.
223 * Try directly-connected nodes first...
225 ignetcfg = CtdlGetSysConfig(IGNETCFG);
226 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
227 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
228 extract_token(testnode, buf, 0, '|', sizeof testnode);
229 if (!strcasecmp(node, testnode)) {
237 * Then try nodes that are two or more hops away.
239 ignetmap = CtdlGetSysConfig(IGNETMAP);
240 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
241 extract_token(buf, ignetmap, i, '\n', sizeof buf);
242 extract_token(testnode, buf, 0, '|', sizeof testnode);
243 if (!strcasecmp(node, testnode)) {
250 /* If we get to this point it's an invalid node name */
256 * Back end for the MSGS command: output message number only.
258 void simple_listing(long msgnum, void *userdata)
260 cprintf("%ld\n", msgnum);
266 * Back end for the MSGS command: output header summary.
268 void headers_listing(long msgnum, void *userdata)
270 struct CtdlMessage *msg;
272 msg = CtdlFetchMessage(msgnum, 0);
274 cprintf("%ld|0|||||\n", msgnum);
278 cprintf("%ld|%s|%s|%s|%s|%s|\n",
280 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
281 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
282 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
283 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
284 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
286 CtdlFreeMessage(msg);
290 * Back end for the MSGS command: output EUID header.
292 void headers_euid(long msgnum, void *userdata)
294 struct CtdlMessage *msg;
296 msg = CtdlFetchMessage(msgnum, 0);
298 cprintf("%ld||\n", msgnum);
302 cprintf("%ld|%s|%s\n",
304 (msg->cm_fields['E'] ? msg->cm_fields['E'] : ""),
305 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"));
306 CtdlFreeMessage(msg);
313 /* Determine if a given message matches the fields in a message template.
314 * Return 0 for a successful match.
316 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
319 /* If there aren't any fields in the template, all messages will
322 if (template == NULL) return(0);
324 /* Null messages are bogus. */
325 if (msg == NULL) return(1);
327 for (i='A'; i<='Z'; ++i) {
328 if (template->cm_fields[i] != NULL) {
329 if (msg->cm_fields[i] == NULL) {
330 /* Considered equal if temmplate is empty string */
331 if (IsEmptyStr(template->cm_fields[i])) continue;
334 if (strcasecmp(msg->cm_fields[i],
335 template->cm_fields[i])) return 1;
339 /* All compares succeeded: we have a match! */
346 * Retrieve the "seen" message list for the current room.
348 void CtdlGetSeen(char *buf, int which_set) {
351 /* Learn about the user and room in question */
352 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
354 if (which_set == ctdlsetseen_seen)
355 safestrncpy(buf, vbuf.v_seen, SIZ);
356 if (which_set == ctdlsetseen_answered)
357 safestrncpy(buf, vbuf.v_answered, SIZ);
363 * Manipulate the "seen msgs" string (or other message set strings)
365 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
366 int target_setting, int which_set,
367 struct ctdluser *which_user, struct ctdlroom *which_room) {
368 struct cdbdata *cdbfr;
382 char *is_set; /* actually an array of booleans */
384 /* Don't bother doing *anything* if we were passed a list of zero messages */
385 if (num_target_msgnums < 1) {
389 /* If no room was specified, we go with the current room. */
391 which_room = &CC->room;
394 /* If no user was specified, we go with the current user. */
396 which_user = &CC->user;
399 syslog(LOG_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %s, %d) in <%s>\n",
400 num_target_msgnums, target_msgnums[0],
401 (target_setting ? "SET" : "CLEAR"),
405 /* Learn about the user and room in question */
406 CtdlGetRelationship(&vbuf, which_user, which_room);
408 /* Load the message list */
409 cdbfr = cdb_fetch(CDB_MSGLISTS, &which_room->QRnumber, sizeof(long));
411 msglist = (long *) cdbfr->ptr;
412 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
413 num_msgs = cdbfr->len / sizeof(long);
416 return; /* No messages at all? No further action. */
419 is_set = malloc(num_msgs * sizeof(char));
420 memset(is_set, 0, (num_msgs * sizeof(char)) );
422 /* Decide which message set we're manipulating */
424 case ctdlsetseen_seen:
425 vset = NewStrBufPlain(vbuf.v_seen, -1);
427 case ctdlsetseen_answered:
428 vset = NewStrBufPlain(vbuf.v_answered, -1);
435 #if 0 /* This is a special diagnostic section. Do not allow it to run during normal operation. */
436 syslog(LOG_DEBUG, "There are %d messages in the room.\n", num_msgs);
437 for (i=0; i<num_msgs; ++i) {
438 if ((i > 0) && (msglist[i] <= msglist[i-1])) abort();
440 syslog(LOG_DEBUG, "We are twiddling %d of them.\n", num_target_msgnums);
441 for (k=0; k<num_target_msgnums; ++k) {
442 if ((k > 0) && (target_msgnums[k] <= target_msgnums[k-1])) abort();
446 syslog(LOG_DEBUG, "before update: %s\n", ChrPtr(vset));
448 /* Translate the existing sequence set into an array of booleans */
449 setstr = NewStrBuf();
453 while (StrBufExtract_NextToken(setstr, vset, &pvset, ',') >= 0) {
455 StrBufExtract_token(lostr, setstr, 0, ':');
456 if (StrBufNum_tokens(setstr, ':') >= 2) {
457 StrBufExtract_token(histr, setstr, 1, ':');
461 StrBufAppendBuf(histr, lostr, 0);
464 if (!strcmp(ChrPtr(histr), "*")) {
471 for (i = 0; i < num_msgs; ++i) {
472 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
482 /* Now translate the array of booleans back into a sequence set */
488 for (i=0; i<num_msgs; ++i) {
492 for (k=0; k<num_target_msgnums; ++k) {
493 if (msglist[i] == target_msgnums[k]) {
494 is_seen = target_setting;
498 if ((was_seen == 0) && (is_seen == 1)) {
501 else if ((was_seen == 1) && (is_seen == 0)) {
504 if (StrLength(vset) > 0) {
505 StrBufAppendBufPlain(vset, HKEY(","), 0);
508 StrBufAppendPrintf(vset, "%ld", hi);
511 StrBufAppendPrintf(vset, "%ld:%ld", lo, hi);
515 if ((is_seen) && (i == num_msgs - 1)) {
516 if (StrLength(vset) > 0) {
517 StrBufAppendBufPlain(vset, HKEY(","), 0);
519 if ((i==0) || (was_seen == 0)) {
520 StrBufAppendPrintf(vset, "%ld", msglist[i]);
523 StrBufAppendPrintf(vset, "%ld:%ld", lo, msglist[i]);
531 * We will have to stuff this string back into a 4096 byte buffer, so if it's
532 * larger than that now, truncate it by removing tokens from the beginning.
533 * The limit of 100 iterations is there to prevent an infinite loop in case
534 * something unexpected happens.
536 int number_of_truncations = 0;
537 while ( (StrLength(vset) > SIZ) && (number_of_truncations < 100) ) {
538 StrBufRemove_token(vset, 0, ',');
539 ++number_of_truncations;
543 * If we're truncating the sequence set of messages marked with the 'seen' flag,
544 * we want the earliest messages (the truncated ones) to be marked, not unmarked.
545 * Otherwise messages at the beginning will suddenly appear to be 'unseen'.
547 if ( (which_set == ctdlsetseen_seen) && (number_of_truncations > 0) ) {
549 first_tok = NewStrBuf();
550 StrBufExtract_token(first_tok, vset, 0, ',');
551 StrBufRemove_token(vset, 0, ',');
553 if (StrBufNum_tokens(first_tok, ':') > 1) {
554 StrBufRemove_token(first_tok, 0, ':');
558 new_set = NewStrBuf();
559 StrBufAppendBufPlain(new_set, HKEY("1:"), 0);
560 StrBufAppendBuf(new_set, first_tok, 0);
561 StrBufAppendBufPlain(new_set, HKEY(":"), 0);
562 StrBufAppendBuf(new_set, vset, 0);
565 FreeStrBuf(&first_tok);
569 syslog(LOG_DEBUG, " after update: %s\n", ChrPtr(vset));
571 /* Decide which message set we're manipulating */
573 case ctdlsetseen_seen:
574 safestrncpy(vbuf.v_seen, ChrPtr(vset), sizeof vbuf.v_seen);
576 case ctdlsetseen_answered:
577 safestrncpy(vbuf.v_answered, ChrPtr(vset), sizeof vbuf.v_answered);
583 CtdlSetRelationship(&vbuf, which_user, which_room);
589 * API function to perform an operation for each qualifying message in the
590 * current room. (Returns the number of messages processed.)
592 int CtdlForEachMessage(int mode, long ref, char *search_string,
594 struct CtdlMessage *compare,
595 ForEachMsgCallback CallBack,
601 struct cdbdata *cdbfr;
602 long *msglist = NULL;
604 int num_processed = 0;
607 struct CtdlMessage *msg = NULL;
610 int printed_lastold = 0;
611 int num_search_msgs = 0;
612 long *search_msgs = NULL;
614 int need_to_free_re = 0;
617 if ((content_type) && (!IsEmptyStr(content_type))) {
618 regcomp(&re, content_type, 0);
622 /* Learn about the user and room in question */
623 CtdlGetUser(&CC->user, CC->curr_user);
624 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
626 /* Load the message list */
627 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
629 if (need_to_free_re) regfree(&re);
630 return 0; /* No messages at all? No further action. */
633 msglist = (long *) cdbfr->ptr;
634 num_msgs = cdbfr->len / sizeof(long);
636 cdbfr->ptr = NULL; /* clear this so that cdb_free() doesn't free it */
637 cdb_free(cdbfr); /* we own this memory now */
640 * Now begin the traversal.
642 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
644 /* If the caller is looking for a specific MIME type, filter
645 * out all messages which are not of the type requested.
647 if ((content_type != NULL) && (!IsEmptyStr(content_type))) {
649 /* This call to GetMetaData() sits inside this loop
650 * so that we only do the extra database read per msg
651 * if we need to. Doing the extra read all the time
652 * really kills the server. If we ever need to use
653 * metadata for another search criterion, we need to
654 * move the read somewhere else -- but still be smart
655 * enough to only do the read if the caller has
656 * specified something that will need it.
658 GetMetaData(&smi, msglist[a]);
660 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
661 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
667 num_msgs = sort_msglist(msglist, num_msgs);
669 /* If a template was supplied, filter out the messages which
670 * don't match. (This could induce some delays!)
673 if (compare != NULL) {
674 for (a = 0; a < num_msgs; ++a) {
675 msg = CtdlFetchMessage(msglist[a], 1);
677 if (CtdlMsgCmp(msg, compare)) {
680 CtdlFreeMessage(msg);
686 /* If a search string was specified, get a message list from
687 * the full text index and remove messages which aren't on both
691 * Since the lists are sorted and strictly ascending, and the
692 * output list is guaranteed to be shorter than or equal to the
693 * input list, we overwrite the bottom of the input list. This
694 * eliminates the need to memmove big chunks of the list over and
697 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
699 /* Call search module via hook mechanism.
700 * NULL means use any search function available.
701 * otherwise replace with a char * to name of search routine
703 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
705 if (num_search_msgs > 0) {
709 orig_num_msgs = num_msgs;
711 for (i=0; i<orig_num_msgs; ++i) {
712 for (j=0; j<num_search_msgs; ++j) {
713 if (msglist[i] == search_msgs[j]) {
714 msglist[num_msgs++] = msglist[i];
720 num_msgs = 0; /* No messages qualify */
722 if (search_msgs != NULL) free(search_msgs);
724 /* Now that we've purged messages which don't contain the search
725 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
732 * Now iterate through the message list, according to the
733 * criteria supplied by the caller.
736 for (a = 0; a < num_msgs; ++a) {
737 thismsg = msglist[a];
738 if (mode == MSGS_ALL) {
742 is_seen = is_msg_in_sequence_set(
743 vbuf.v_seen, thismsg);
744 if (is_seen) lastold = thismsg;
750 || ((mode == MSGS_OLD) && (is_seen))
751 || ((mode == MSGS_NEW) && (!is_seen))
752 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
753 || ((mode == MSGS_FIRST) && (a < ref))
754 || ((mode == MSGS_GT) && (thismsg > ref))
755 || ((mode == MSGS_LT) && (thismsg < ref))
756 || ((mode == MSGS_EQ) && (thismsg == ref))
759 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
761 CallBack(lastold, userdata);
765 if (CallBack) CallBack(thismsg, userdata);
769 if (need_to_free_re) regfree(&re);
772 * We cache the most recent msglist in order to do security checks later
774 if (CC->client_socket > 0) {
775 if (CC->cached_msglist != NULL) {
776 free(CC->cached_msglist);
778 CC->cached_msglist = msglist;
779 CC->cached_num_msgs = num_msgs;
785 return num_processed;
791 * cmd_msgs() - get list of message #'s in this room
792 * implements the MSGS server command using CtdlForEachMessage()
794 void cmd_msgs(char *cmdbuf)
803 int with_template = 0;
804 struct CtdlMessage *template = NULL;
805 char search_string[1024];
806 ForEachMsgCallback CallBack;
808 if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
810 extract_token(which, cmdbuf, 0, '|', sizeof which);
811 cm_ref = extract_int(cmdbuf, 1);
812 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
813 with_template = extract_int(cmdbuf, 2);
814 switch (extract_int(cmdbuf, 3))
818 CallBack = simple_listing;
821 CallBack = headers_listing;
824 CallBack = headers_euid;
829 if (!strncasecmp(which, "OLD", 3))
831 else if (!strncasecmp(which, "NEW", 3))
833 else if (!strncasecmp(which, "FIRST", 5))
835 else if (!strncasecmp(which, "LAST", 4))
837 else if (!strncasecmp(which, "GT", 2))
839 else if (!strncasecmp(which, "LT", 2))
841 else if (!strncasecmp(which, "SEARCH", 6))
846 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
847 cprintf("%d Full text index is not enabled on this server.\n",
848 ERROR + CMD_NOT_SUPPORTED);
854 cprintf("%d Send template then receive message list\n",
856 template = (struct CtdlMessage *)
857 malloc(sizeof(struct CtdlMessage));
858 memset(template, 0, sizeof(struct CtdlMessage));
859 template->cm_magic = CTDLMESSAGE_MAGIC;
860 template->cm_anon_type = MES_NORMAL;
862 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
863 extract_token(tfield, buf, 0, '|', sizeof tfield);
864 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
865 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
866 if (!strcasecmp(tfield, msgkeys[i])) {
867 template->cm_fields[i] =
875 cprintf("%d \n", LISTING_FOLLOWS);
878 CtdlForEachMessage(mode,
879 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
880 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
885 if (template != NULL) CtdlFreeMessage(template);
893 * help_subst() - support routine for help file viewer
895 void help_subst(char *strbuf, char *source, char *dest)
900 while (p = pattern2(strbuf, source), (p >= 0)) {
901 strcpy(workbuf, &strbuf[p + strlen(source)]);
902 strcpy(&strbuf[p], dest);
903 strcat(strbuf, workbuf);
908 void do_help_subst(char *buffer)
912 help_subst(buffer, "^nodename", config.c_nodename);
913 help_subst(buffer, "^humannode", config.c_humannode);
914 help_subst(buffer, "^fqdn", config.c_fqdn);
915 help_subst(buffer, "^username", CC->user.fullname);
916 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
917 help_subst(buffer, "^usernum", buf2);
918 help_subst(buffer, "^sysadm", config.c_sysadm);
919 help_subst(buffer, "^variantname", CITADEL);
920 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
921 help_subst(buffer, "^maxsessions", buf2);
922 help_subst(buffer, "^bbsdir", ctdl_message_dir);
928 * memfmout() - Citadel text formatter and paginator.
929 * Although the original purpose of this routine was to format
930 * text to the reader's screen width, all we're really using it
931 * for here is to format text out to 80 columns before sending it
932 * to the client. The client software may reformat it again.
935 char *mptr, /* where are we going to get our text from? */
936 const char *nl /* string to terminate lines with */
939 unsigned char ch = 0;
946 while (ch=*(mptr++), ch != 0) {
949 if (client_write(outbuf, len) == -1)
951 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
955 if (client_write(nl, nllen) == -1)
957 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
962 else if (ch == '\r') {
963 /* Ignore carriage returns. Newlines are always LF or CRLF but never CR. */
965 else if (isspace(ch)) {
966 if (column > 72) { /* Beyond 72 columns, break on the next space */
967 if (client_write(outbuf, len) == -1)
969 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
973 if (client_write(nl, nllen) == -1)
975 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
988 if (column > 1000) { /* Beyond 1000 columns, break anywhere */
989 if (client_write(outbuf, len) == -1)
991 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
995 if (client_write(nl, nllen) == -1)
997 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1005 if (client_write(outbuf, len) == -1)
1007 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1011 client_write(nl, nllen);
1019 * Callback function for mime parser that simply lists the part
1021 void list_this_part(char *name, char *filename, char *partnum, char *disp,
1022 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1023 char *cbid, void *cbuserdata)
1027 ma = (struct ma_info *)cbuserdata;
1028 if (ma->is_ma == 0) {
1029 cprintf("part=%s|%s|%s|%s|%s|%ld|%s|%s\n",
1042 * Callback function for multipart prefix
1044 void list_this_pref(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 (!strcasecmp(cbtype, "multipart/alternative")) {
1055 if (ma->is_ma == 0) {
1056 cprintf("pref=%s|%s\n", partnum, cbtype);
1061 * Callback function for multipart sufffix
1063 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
1064 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1065 char *cbid, void *cbuserdata)
1069 ma = (struct ma_info *)cbuserdata;
1070 if (ma->is_ma == 0) {
1071 cprintf("suff=%s|%s\n", partnum, cbtype);
1073 if (!strcasecmp(cbtype, "multipart/alternative")) {
1080 * Callback function for mime parser that opens a section for downloading
1082 void mime_download(char *name, char *filename, char *partnum, char *disp,
1083 void *content, char *cbtype, char *cbcharset, size_t length,
1084 char *encoding, char *cbid, void *cbuserdata)
1088 /* Silently go away if there's already a download open. */
1089 if (CC->download_fp != NULL)
1093 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1094 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1096 CC->download_fp = tmpfile();
1097 if (CC->download_fp == NULL)
1100 rv = fwrite(content, length, 1, CC->download_fp);
1102 syslog(LOG_EMERG, "mime_download(): Couldn't write: %s\n",
1105 fflush(CC->download_fp);
1106 rewind(CC->download_fp);
1108 OpenCmdResult(filename, cbtype);
1115 * Callback function for mime parser that outputs a section all at once.
1116 * We can specify the desired section by part number *or* content-id.
1118 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
1119 void *content, char *cbtype, char *cbcharset, size_t length,
1120 char *encoding, char *cbid, void *cbuserdata)
1122 int *found_it = (int *)cbuserdata;
1125 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1126 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1129 cprintf("%d %d|-1|%s|%s|%s\n",
1136 client_write(content, length);
1142 * Load a message from disk into memory.
1143 * This is used by CtdlOutputMsg() and other fetch functions.
1145 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1146 * using the CtdlMessageFree() function.
1148 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1150 struct cdbdata *dmsgtext;
1151 struct CtdlMessage *ret = NULL;
1155 cit_uint8_t field_header;
1157 syslog(LOG_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1158 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1159 if (dmsgtext == NULL) {
1162 mptr = dmsgtext->ptr;
1163 upper_bound = mptr + dmsgtext->len;
1165 /* Parse the three bytes that begin EVERY message on disk.
1166 * The first is always 0xFF, the on-disk magic number.
1167 * The second is the anonymous/public type byte.
1168 * The third is the format type byte (vari, fixed, or MIME).
1172 syslog(LOG_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1176 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1177 memset(ret, 0, sizeof(struct CtdlMessage));
1179 ret->cm_magic = CTDLMESSAGE_MAGIC;
1180 ret->cm_anon_type = *mptr++; /* Anon type byte */
1181 ret->cm_format_type = *mptr++; /* Format type byte */
1184 * The rest is zero or more arbitrary fields. Load them in.
1185 * We're done when we encounter either a zero-length field or
1186 * have just processed the 'M' (message text) field.
1189 if (mptr >= upper_bound) {
1192 field_header = *mptr++;
1193 ret->cm_fields[field_header] = strdup(mptr);
1195 while (*mptr++ != 0); /* advance to next field */
1197 } while ((mptr < upper_bound) && (field_header != 'M'));
1201 /* Always make sure there's something in the msg text field. If
1202 * it's NULL, the message text is most likely stored separately,
1203 * so go ahead and fetch that. Failing that, just set a dummy
1204 * body so other code doesn't barf.
1206 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1207 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1208 if (dmsgtext != NULL) {
1209 ret->cm_fields['M'] = dmsgtext->ptr;
1210 dmsgtext->ptr = NULL;
1214 if (ret->cm_fields['M'] == NULL) {
1215 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1218 /* Perform "before read" hooks (aborting if any return nonzero) */
1219 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1220 CtdlFreeMessage(ret);
1229 * Returns 1 if the supplied pointer points to a valid Citadel message.
1230 * If the pointer is NULL or the magic number check fails, returns 0.
1232 int is_valid_message(struct CtdlMessage *msg) {
1235 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1236 syslog(LOG_WARNING, "is_valid_message() -- self-check failed\n");
1244 * 'Destructor' for struct CtdlMessage
1246 void CtdlFreeMessage(struct CtdlMessage *msg)
1250 if (is_valid_message(msg) == 0)
1252 if (msg != NULL) free (msg);
1256 for (i = 0; i < 256; ++i)
1257 if (msg->cm_fields[i] != NULL) {
1258 free(msg->cm_fields[i]);
1261 msg->cm_magic = 0; /* just in case */
1267 * Pre callback function for multipart/alternative
1269 * NOTE: this differs from the standard behavior for a reason. Normally when
1270 * displaying multipart/alternative you want to show the _last_ usable
1271 * format in the message. Here we show the _first_ one, because it's
1272 * usually text/plain. Since this set of functions is designed for text
1273 * output to non-MIME-aware clients, this is the desired behavior.
1276 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1277 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1278 char *cbid, void *cbuserdata)
1282 ma = (struct ma_info *)cbuserdata;
1283 syslog(LOG_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1284 if (!strcasecmp(cbtype, "multipart/alternative")) {
1288 if (!strcasecmp(cbtype, "message/rfc822")) {
1294 * Post callback function for multipart/alternative
1296 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1297 void *content, char *cbtype, char *cbcharset, size_t length,
1298 char *encoding, char *cbid, void *cbuserdata)
1302 ma = (struct ma_info *)cbuserdata;
1303 syslog(LOG_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1304 if (!strcasecmp(cbtype, "multipart/alternative")) {
1308 if (!strcasecmp(cbtype, "message/rfc822")) {
1314 * Inline callback function for mime parser that wants to display text
1316 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1317 void *content, char *cbtype, char *cbcharset, size_t length,
1318 char *encoding, char *cbid, void *cbuserdata)
1325 ma = (struct ma_info *)cbuserdata;
1328 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1329 partnum, filename, cbtype, (long)length);
1332 * If we're in the middle of a multipart/alternative scope and
1333 * we've already printed another section, skip this one.
1335 if ( (ma->is_ma) && (ma->did_print) ) {
1336 syslog(LOG_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1341 if ( (!strcasecmp(cbtype, "text/plain"))
1342 || (IsEmptyStr(cbtype)) ) {
1345 client_write(wptr, length);
1346 if (wptr[length-1] != '\n') {
1353 if (!strcasecmp(cbtype, "text/html")) {
1354 ptr = html_to_ascii(content, length, 80, 0);
1356 client_write(ptr, wlen);
1357 if (ptr[wlen-1] != '\n') {
1364 if (ma->use_fo_hooks) {
1365 if (PerformFixedOutputHooks(cbtype, content, length)) {
1366 /* above function returns nonzero if it handled the part */
1371 if (strncasecmp(cbtype, "multipart/", 10)) {
1372 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1373 partnum, filename, cbtype, (long)length);
1379 * The client is elegant and sophisticated and wants to be choosy about
1380 * MIME content types, so figure out which multipart/alternative part
1381 * we're going to send.
1383 * We use a system of weights. When we find a part that matches one of the
1384 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1385 * and then set ma->chosen_pref to that MIME type's position in our preference
1386 * list. If we then hit another match, we only replace the first match if
1387 * the preference value is lower.
1389 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1390 void *content, char *cbtype, char *cbcharset, size_t length,
1391 char *encoding, char *cbid, void *cbuserdata)
1397 ma = (struct ma_info *)cbuserdata;
1399 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1400 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1401 // I don't know if there are any side effects! Please TEST TEST TEST
1402 //if (ma->is_ma > 0) {
1404 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1405 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1406 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1407 if (i < ma->chosen_pref) {
1408 syslog(LOG_DEBUG, "Setting chosen part: <%s>\n", partnum);
1409 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1410 ma->chosen_pref = i;
1417 * Now that we've chosen our preferred part, output it.
1419 void output_preferred(char *name,
1433 int add_newline = 0;
1436 char *decoded = NULL;
1437 size_t bytes_decoded;
1440 ma = (struct ma_info *)cbuserdata;
1442 /* This is not the MIME part you're looking for... */
1443 if (strcasecmp(partnum, ma->chosen_part)) return;
1445 /* If the content-type of this part is in our preferred formats
1446 * list, we can simply output it verbatim.
1448 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1449 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1450 if (!strcasecmp(buf, cbtype)) {
1451 /* Yeah! Go! W00t!! */
1452 if (ma->dont_decode == 0)
1453 rc = mime_decode_now (content,
1459 break; /* Give us the chance, maybe theres another one. */
1461 if (rc == 0) text_content = (char *)content;
1463 text_content = decoded;
1464 length = bytes_decoded;
1467 if (text_content[length-1] != '\n') {
1470 cprintf("Content-type: %s", cbtype);
1471 if (!IsEmptyStr(cbcharset)) {
1472 cprintf("; charset=%s", cbcharset);
1474 cprintf("\nContent-length: %d\n",
1475 (int)(length + add_newline) );
1476 if (!IsEmptyStr(encoding)) {
1477 cprintf("Content-transfer-encoding: %s\n", encoding);
1480 cprintf("Content-transfer-encoding: 7bit\n");
1482 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1484 if (client_write(text_content, length) == -1)
1486 syslog(LOG_ERR, "output_preferred(): aborting due to write failure.\n");
1489 if (add_newline) cprintf("\n");
1490 if (decoded != NULL) free(decoded);
1495 /* No translations required or possible: output as text/plain */
1496 cprintf("Content-type: text/plain\n\n");
1498 if (ma->dont_decode == 0)
1499 rc = mime_decode_now (content,
1505 return; /* Give us the chance, maybe theres another one. */
1507 if (rc == 0) text_content = (char *)content;
1509 text_content = decoded;
1510 length = bytes_decoded;
1513 fixed_output(name, filename, partnum, disp, text_content, cbtype, cbcharset,
1514 length, encoding, cbid, cbuserdata);
1515 if (decoded != NULL) free(decoded);
1520 char desired_section[64];
1527 * Callback function for
1529 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1530 void *content, char *cbtype, char *cbcharset, size_t length,
1531 char *encoding, char *cbid, void *cbuserdata)
1533 struct encapmsg *encap;
1535 encap = (struct encapmsg *)cbuserdata;
1537 /* Only proceed if this is the desired section... */
1538 if (!strcasecmp(encap->desired_section, partnum)) {
1539 encap->msglen = length;
1540 encap->msg = malloc(length + 2);
1541 memcpy(encap->msg, content, length);
1548 * Determine whether the specified message exists in the cached_msglist
1549 * (This is a security check)
1551 int check_cached_msglist(long msgnum) {
1553 /* cases in which we skip the check */
1554 if (!CC) return om_ok; /* not a session */
1555 if (CC->client_socket <= 0) return om_ok; /* not a client session */
1556 if (CC->cached_msglist == NULL) return om_access_denied; /* no msglist fetched */
1557 if (CC->cached_num_msgs == 0) return om_access_denied; /* nothing to check */
1560 /* Do a binary search within the cached_msglist for the requested msgnum */
1562 int max = (CC->cached_num_msgs - 1);
1564 while (max >= min) {
1565 int middle = min + (max-min) / 2 ;
1566 if (msgnum == CC->cached_msglist[middle]) {
1569 if (msgnum > CC->cached_msglist[middle]) {
1577 return om_access_denied;
1582 * Determine whether the currently logged in session has permission to read
1583 * messages in the current room.
1585 int CtdlDoIHavePermissionToReadMessagesInThisRoom(void) {
1586 if ( (!(CC->logged_in))
1587 && (!(CC->internal_pgm))
1588 && (!config.c_guest_logins)
1590 return(om_not_logged_in);
1597 * Get a message off disk. (returns om_* values found in msgbase.h)
1600 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1601 int mode, /* how would you like that message? */
1602 int headers_only, /* eschew the message body? */
1603 int do_proto, /* do Citadel protocol responses? */
1604 int crlf, /* Use CRLF newlines instead of LF? */
1605 char *section, /* NULL or a message/rfc822 section */
1606 int flags /* various flags; see msgbase.h */
1608 struct CtdlMessage *TheMessage = NULL;
1609 int retcode = om_no_such_msg;
1610 struct encapmsg encap;
1613 syslog(LOG_DEBUG, "CtdlOutputMsg(msgnum=%ld, mode=%d, section=%s)\n",
1615 (section ? section : "<>")
1618 r = CtdlDoIHavePermissionToReadMessagesInThisRoom();
1621 if (r == om_not_logged_in) {
1622 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
1625 cprintf("%d An unknown error has occurred.\n", ERROR);
1632 * Check to make sure the message is actually IN this room
1634 r = check_cached_msglist(msg_num);
1635 if (r == om_access_denied) {
1636 /* Not in the cache? We get ONE shot to check it again. */
1637 CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, NULL, NULL);
1638 r = check_cached_msglist(msg_num);
1641 syslog(LOG_DEBUG, "Security check fail: message %ld is not in %s\n",
1642 msg_num, CC->room.QRname
1645 if (r == om_access_denied) {
1646 cprintf("%d message %ld was not found in this room\n",
1647 ERROR + HIGHER_ACCESS_REQUIRED,
1656 * Fetch the message from disk. If we're in HEADERS_FAST mode,
1657 * request that we don't even bother loading the body into memory.
1659 if (headers_only == HEADERS_FAST) {
1660 TheMessage = CtdlFetchMessage(msg_num, 0);
1663 TheMessage = CtdlFetchMessage(msg_num, 1);
1666 if (TheMessage == NULL) {
1667 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1668 ERROR + MESSAGE_NOT_FOUND, msg_num);
1669 return(om_no_such_msg);
1672 /* Here is the weird form of this command, to process only an
1673 * encapsulated message/rfc822 section.
1675 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1676 memset(&encap, 0, sizeof encap);
1677 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1678 mime_parser(TheMessage->cm_fields['M'],
1680 *extract_encapsulated_message,
1681 NULL, NULL, (void *)&encap, 0
1683 CtdlFreeMessage(TheMessage);
1687 encap.msg[encap.msglen] = 0;
1688 TheMessage = convert_internet_message(encap.msg);
1689 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1691 /* Now we let it fall through to the bottom of this
1692 * function, because TheMessage now contains the
1693 * encapsulated message instead of the top-level
1694 * message. Isn't that neat?
1699 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1700 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1701 retcode = om_no_such_msg;
1706 /* Ok, output the message now */
1707 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1708 CtdlFreeMessage(TheMessage);
1714 char *qp_encode_email_addrs(char *source)
1716 char *user, *node, *name;
1717 const char headerStr[] = "=?UTF-8?Q?";
1721 int need_to_encode = 0;
1727 long nAddrPtrMax = 50;
1732 if (source == NULL) return source;
1733 if (IsEmptyStr(source)) return source;
1735 syslog(LOG_DEBUG, "qp_encode_email_addrs: [%s]\n", source);
1737 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1738 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1739 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1742 while (!IsEmptyStr (&source[i])) {
1743 if (nColons >= nAddrPtrMax){
1746 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1747 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1748 free (AddrPtr), AddrPtr = ptr;
1750 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1751 memset(&ptr[nAddrPtrMax], 0,
1752 sizeof (long) * nAddrPtrMax);
1754 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1755 free (AddrUtf8), AddrUtf8 = ptr;
1758 if (((unsigned char) source[i] < 32) ||
1759 ((unsigned char) source[i] > 126)) {
1761 AddrUtf8[nColons] = 1;
1763 if (source[i] == '"')
1764 InQuotes = !InQuotes;
1765 if (!InQuotes && source[i] == ',') {
1766 AddrPtr[nColons] = i;
1771 if (need_to_encode == 0) {
1778 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1779 Encoded = (char*) malloc (EncodedMaxLen);
1781 for (i = 0; i < nColons; i++)
1782 source[AddrPtr[i]++] = '\0';
1783 /* TODO: if libidn, this might get larger*/
1784 user = malloc(SourceLen + 1);
1785 node = malloc(SourceLen + 1);
1786 name = malloc(SourceLen + 1);
1790 for (i = 0; i < nColons && nPtr != NULL; i++) {
1791 nmax = EncodedMaxLen - (nPtr - Encoded);
1793 process_rfc822_addr(&source[AddrPtr[i]],
1797 /* TODO: libIDN here ! */
1798 if (IsEmptyStr(name)) {
1799 n = snprintf(nPtr, nmax,
1800 (i==0)?"%s@%s" : ",%s@%s",
1804 EncodedName = rfc2047encode(name, strlen(name));
1805 n = snprintf(nPtr, nmax,
1806 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1807 EncodedName, user, node);
1812 n = snprintf(nPtr, nmax,
1813 (i==0)?"%s" : ",%s",
1814 &source[AddrPtr[i]]);
1820 ptr = (char*) malloc(EncodedMaxLen * 2);
1821 memcpy(ptr, Encoded, EncodedMaxLen);
1822 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1823 free(Encoded), Encoded = ptr;
1825 i--; /* do it once more with properly lengthened buffer */
1828 for (i = 0; i < nColons; i++)
1829 source[--AddrPtr[i]] = ',';
1840 /* If the last item in a list of recipients was truncated to a partial address,
1841 * remove it completely in order to avoid choking libSieve
1843 void sanitize_truncated_recipient(char *str)
1846 if (num_tokens(str, ',') < 2) return;
1848 int len = strlen(str);
1849 if (len < 900) return;
1850 if (len > 998) str[998] = 0;
1852 char *cptr = strrchr(str, ',');
1855 char *lptr = strchr(cptr, '<');
1856 char *rptr = strchr(cptr, '>');
1858 if ( (lptr) && (rptr) && (rptr > lptr) ) return;
1864 void OutputCtdlMsgHeaders(
1865 struct CtdlMessage *TheMessage,
1866 int do_proto) /* do Citadel protocol responses? */
1872 char display_name[256];
1874 /* begin header processing loop for Citadel message format */
1875 safestrncpy(display_name, "<unknown>", sizeof display_name);
1876 if (TheMessage->cm_fields['A']) {
1877 strcpy(buf, TheMessage->cm_fields['A']);
1878 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1879 safestrncpy(display_name, "****", sizeof display_name);
1881 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1882 safestrncpy(display_name, "anonymous", sizeof display_name);
1885 safestrncpy(display_name, buf, sizeof display_name);
1887 if ((is_room_aide())
1888 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1889 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1890 size_t tmp = strlen(display_name);
1891 snprintf(&display_name[tmp],
1892 sizeof display_name - tmp,
1897 /* Don't show Internet address for users on the
1898 * local Citadel network.
1901 if (TheMessage->cm_fields['N'] != NULL)
1902 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1903 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1907 /* Now spew the header fields in the order we like them. */
1908 n = safestrncpy(allkeys, FORDER, sizeof allkeys);
1909 for (i=0; i<n; ++i) {
1910 k = (int) allkeys[i];
1912 if ( (TheMessage->cm_fields[k] != NULL)
1913 && (msgkeys[k] != NULL) ) {
1914 if ((k == 'V') || (k == 'R') || (k == 'Y')) {
1915 sanitize_truncated_recipient(TheMessage->cm_fields[k]);
1918 if (do_proto) cprintf("%s=%s\n",
1922 else if ((k == 'F') && (suppress_f)) {
1925 /* Masquerade display name if needed */
1927 if (do_proto) cprintf("%s=%s\n",
1929 TheMessage->cm_fields[k]
1938 void OutputRFC822MsgHeaders(
1939 struct CtdlMessage *TheMessage,
1940 int flags, /* should the bessage be exported clean */
1942 char *mid, long sizeof_mid,
1943 char *suser, long sizeof_suser,
1944 char *luser, long sizeof_luser,
1945 char *fuser, long sizeof_fuser,
1946 char *snode, long sizeof_snode)
1948 char datestamp[100];
1949 int subject_found = 0;
1956 for (i = 0; i < 256; ++i) {
1957 if (TheMessage->cm_fields[i]) {
1958 mptr = mpptr = TheMessage->cm_fields[i];
1961 safestrncpy(luser, mptr, sizeof_luser);
1962 safestrncpy(suser, mptr, sizeof_suser);
1964 else if (i == 'Y') {
1965 if ((flags & QP_EADDR) != 0) {
1966 mptr = qp_encode_email_addrs(mptr);
1968 sanitize_truncated_recipient(mptr);
1969 cprintf("CC: %s%s", mptr, nl);
1971 else if (i == 'P') {
1972 cprintf("Return-Path: %s%s", mptr, nl);
1974 else if (i == 'L') {
1975 cprintf("List-ID: %s%s", mptr, nl);
1977 else if (i == 'V') {
1978 if ((flags & QP_EADDR) != 0)
1979 mptr = qp_encode_email_addrs(mptr);
1981 while ((*hptr != '\0') && isspace(*hptr))
1983 if (!IsEmptyStr(hptr))
1984 cprintf("Envelope-To: %s%s", hptr, nl);
1986 else if (i == 'U') {
1987 cprintf("Subject: %s%s", mptr, nl);
1991 safestrncpy(mid, mptr, sizeof_mid); /// TODO: detect @ here and copy @nodename in if not found.
1993 safestrncpy(fuser, mptr, sizeof_fuser);
1994 /* else if (i == 'O')
1995 cprintf("X-Citadel-Room: %s%s",
1998 safestrncpy(snode, mptr, sizeof_snode);
2001 if (haschar(mptr, '@') == 0)
2003 sanitize_truncated_recipient(mptr);
2004 cprintf("To: %s@%s", mptr, config.c_fqdn);
2009 if ((flags & QP_EADDR) != 0) {
2010 mptr = qp_encode_email_addrs(mptr);
2012 sanitize_truncated_recipient(mptr);
2013 cprintf("To: %s", mptr);
2017 else if (i == 'T') {
2018 datestring(datestamp, sizeof datestamp,
2019 atol(mptr), DATESTRING_RFC822);
2020 cprintf("Date: %s%s", datestamp, nl);
2022 else if (i == 'W') {
2023 cprintf("References: ");
2024 k = num_tokens(mptr, '|');
2025 for (j=0; j<k; ++j) {
2026 extract_token(buf, mptr, j, '|', sizeof buf);
2027 cprintf("<%s>", buf);
2036 else if (i == 'K') {
2038 while ((*hptr != '\0') && isspace(*hptr))
2040 if (!IsEmptyStr(hptr))
2041 cprintf("Reply-To: %s%s", mptr, nl);
2047 if (subject_found == 0) {
2048 cprintf("Subject: (no subject)%s", nl);
2053 void Dump_RFC822HeadersBody(
2054 struct CtdlMessage *TheMessage,
2055 int headers_only, /* eschew the message body? */
2056 int flags, /* should the bessage be exported clean? */
2060 cit_uint8_t prev_ch;
2062 const char *StartOfText = StrBufNOTNULL;
2065 int nllen = strlen(nl);
2068 mptr = TheMessage->cm_fields['M'];
2072 while (*mptr != '\0') {
2073 if (*mptr == '\r') {
2080 eoh = (*(mptr+1) == '\r') && (*(mptr+2) == '\n');
2082 eoh = *(mptr+1) == '\n';
2086 StartOfText = strchr(StartOfText, '\n');
2087 StartOfText = strchr(StartOfText, '\n');
2090 if (((headers_only == HEADERS_NONE) && (mptr >= StartOfText)) ||
2091 ((headers_only == HEADERS_ONLY) && (mptr < StartOfText)) ||
2092 ((headers_only != HEADERS_NONE) &&
2093 (headers_only != HEADERS_ONLY))
2095 if (*mptr == '\n') {
2096 memcpy(&outbuf[outlen], nl, nllen);
2098 outbuf[outlen] = '\0';
2101 outbuf[outlen++] = *mptr;
2105 if (flags & ESC_DOT)
2107 if ((prev_ch == '\n') &&
2109 ((*(mptr+1) == '\r') || (*(mptr+1) == '\n')))
2111 outbuf[outlen++] = '.';
2116 if (outlen > 1000) {
2117 if (client_write(outbuf, outlen) == -1)
2119 syslog(LOG_ERR, "Dump_RFC822HeadersBody(): aborting due to write failure.\n");
2126 client_write(outbuf, outlen);
2133 /* If the format type on disk is 1 (fixed-format), then we want
2134 * everything to be output completely literally ... regardless of
2135 * what message transfer format is in use.
2137 void DumpFormatFixed(
2138 struct CtdlMessage *TheMessage,
2139 int mode, /* how would you like that message? */
2146 int nllen = strlen (nl);
2149 mptr = TheMessage->cm_fields['M'];
2151 if (mode == MT_MIME) {
2152 cprintf("Content-type: text/plain\n\n");
2156 while (ch = *mptr++, ch > 0) {
2160 if ((buflen > 250) && (!xlline)){
2164 while ((buflen > 0) &&
2165 (!isspace(buf[buflen])))
2171 mptr -= tbuflen - buflen;
2176 /* if we reach the outer bounds of our buffer,
2177 abort without respect what whe purge. */
2180 (buflen > SIZ - nllen - 2)))
2184 memcpy (&buf[buflen], nl, nllen);
2188 if (client_write(buf, buflen) == -1)
2190 syslog(LOG_ERR, "DumpFormatFixed(): aborting due to write failure.\n");
2202 if (!IsEmptyStr(buf))
2203 cprintf("%s%s", buf, nl);
2207 * Get a message off disk. (returns om_* values found in msgbase.h)
2209 int CtdlOutputPreLoadedMsg(
2210 struct CtdlMessage *TheMessage,
2211 int mode, /* how would you like that message? */
2212 int headers_only, /* eschew the message body? */
2213 int do_proto, /* do Citadel protocol responses? */
2214 int crlf, /* Use CRLF newlines instead of LF? */
2215 int flags /* should the bessage be exported clean? */
2219 const char *nl; /* newline string */
2222 /* Buffers needed for RFC822 translation. These are all filled
2223 * using functions that are bounds-checked, and therefore we can
2224 * make them substantially smaller than SIZ.
2232 syslog(LOG_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
2233 ((TheMessage == NULL) ? "NULL" : "not null"),
2234 mode, headers_only, do_proto, crlf);
2236 strcpy(mid, "unknown");
2237 nl = (crlf ? "\r\n" : "\n");
2239 if (!is_valid_message(TheMessage)) {
2241 "ERROR: invalid preloaded message for output\n");
2243 return(om_no_such_msg);
2246 /* Suppress envelope recipients if required to avoid disclosing BCC addresses.
2247 * Pad it with spaces in order to avoid changing the RFC822 length of the message.
2249 if ( (flags & SUPPRESS_ENV_TO) && (TheMessage->cm_fields['V'] != NULL) ) {
2250 memset(TheMessage->cm_fields['V'], ' ', strlen(TheMessage->cm_fields['V']));
2253 /* Are we downloading a MIME component? */
2254 if (mode == MT_DOWNLOAD) {
2255 if (TheMessage->cm_format_type != FMT_RFC822) {
2257 cprintf("%d This is not a MIME message.\n",
2258 ERROR + ILLEGAL_VALUE);
2259 } else if (CC->download_fp != NULL) {
2260 if (do_proto) cprintf(
2261 "%d You already have a download open.\n",
2262 ERROR + RESOURCE_BUSY);
2264 /* Parse the message text component */
2265 mptr = TheMessage->cm_fields['M'];
2266 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
2267 /* If there's no file open by this time, the requested
2268 * section wasn't found, so print an error
2270 if (CC->download_fp == NULL) {
2271 if (do_proto) cprintf(
2272 "%d Section %s not found.\n",
2273 ERROR + FILE_NOT_FOUND,
2274 CC->download_desired_section);
2277 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2280 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
2281 * in a single server operation instead of opening a download file.
2283 if (mode == MT_SPEW_SECTION) {
2284 if (TheMessage->cm_format_type != FMT_RFC822) {
2286 cprintf("%d This is not a MIME message.\n",
2287 ERROR + ILLEGAL_VALUE);
2289 /* Parse the message text component */
2292 mptr = TheMessage->cm_fields['M'];
2293 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
2294 /* If section wasn't found, print an error
2297 if (do_proto) cprintf(
2298 "%d Section %s not found.\n",
2299 ERROR + FILE_NOT_FOUND,
2300 CC->download_desired_section);
2303 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2306 /* now for the user-mode message reading loops */
2307 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
2309 /* Does the caller want to skip the headers? */
2310 if (headers_only == HEADERS_NONE) goto START_TEXT;
2312 /* Tell the client which format type we're using. */
2313 if ( (mode == MT_CITADEL) && (do_proto) ) {
2314 cprintf("type=%d\n", TheMessage->cm_format_type);
2317 /* nhdr=yes means that we're only displaying headers, no body */
2318 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
2319 && ((mode == MT_CITADEL) || (mode == MT_MIME))
2322 cprintf("nhdr=yes\n");
2325 if ((mode == MT_CITADEL) || (mode == MT_MIME))
2326 OutputCtdlMsgHeaders(TheMessage, do_proto);
2329 /* begin header processing loop for RFC822 transfer format */
2333 strcpy(snode, NODENAME);
2334 if (mode == MT_RFC822)
2335 OutputRFC822MsgHeaders(
2340 suser, sizeof(suser),
2341 luser, sizeof(luser),
2342 fuser, sizeof(fuser),
2343 snode, sizeof(snode)
2347 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
2348 suser[i] = tolower(suser[i]);
2349 if (!isalnum(suser[i])) suser[i]='_';
2352 if (mode == MT_RFC822) {
2353 if (!strcasecmp(snode, NODENAME)) {
2354 safestrncpy(snode, FQDN, sizeof snode);
2357 /* Construct a fun message id */
2358 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
2359 if (strchr(mid, '@')==NULL) {
2360 cprintf("@%s", snode);
2364 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
2365 cprintf("From: \"----\" <x@x.org>%s", nl);
2367 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
2368 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
2370 else if (!IsEmptyStr(fuser)) {
2371 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
2374 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
2377 /* Blank line signifying RFC822 end-of-headers */
2378 if (TheMessage->cm_format_type != FMT_RFC822) {
2383 /* end header processing loop ... at this point, we're in the text */
2385 if (headers_only == HEADERS_FAST) goto DONE;
2387 /* Tell the client about the MIME parts in this message */
2388 if (TheMessage->cm_format_type == FMT_RFC822) {
2389 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2390 mptr = TheMessage->cm_fields['M'];
2391 memset(&ma, 0, sizeof(struct ma_info));
2392 mime_parser(mptr, NULL,
2393 (do_proto ? *list_this_part : NULL),
2394 (do_proto ? *list_this_pref : NULL),
2395 (do_proto ? *list_this_suff : NULL),
2398 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
2399 Dump_RFC822HeadersBody(
2408 if (headers_only == HEADERS_ONLY) {
2412 /* signify start of msg text */
2413 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2414 if (do_proto) cprintf("text\n");
2417 if (TheMessage->cm_format_type == FMT_FIXED)
2420 mode, /* how would you like that message? */
2423 /* If the message on disk is format 0 (Citadel vari-format), we
2424 * output using the formatter at 80 columns. This is the final output
2425 * form if the transfer format is RFC822, but if the transfer format
2426 * is Citadel proprietary, it'll still work, because the indentation
2427 * for new paragraphs is correct and the client will reformat the
2428 * message to the reader's screen width.
2430 if (TheMessage->cm_format_type == FMT_CITADEL) {
2431 mptr = TheMessage->cm_fields['M'];
2433 if (mode == MT_MIME) {
2434 cprintf("Content-type: text/x-citadel-variformat\n\n");
2439 /* If the message on disk is format 4 (MIME), we've gotta hand it
2440 * off to the MIME parser. The client has already been told that
2441 * this message is format 1 (fixed format), so the callback function
2442 * we use will display those parts as-is.
2444 if (TheMessage->cm_format_type == FMT_RFC822) {
2445 memset(&ma, 0, sizeof(struct ma_info));
2447 if (mode == MT_MIME) {
2448 ma.use_fo_hooks = 0;
2449 strcpy(ma.chosen_part, "1");
2450 ma.chosen_pref = 9999;
2451 ma.dont_decode = CC->msg4_dont_decode;
2452 mime_parser(mptr, NULL,
2453 *choose_preferred, *fixed_output_pre,
2454 *fixed_output_post, (void *)&ma, 1);
2455 mime_parser(mptr, NULL,
2456 *output_preferred, NULL, NULL, (void *)&ma, 1);
2459 ma.use_fo_hooks = 1;
2460 mime_parser(mptr, NULL,
2461 *fixed_output, *fixed_output_pre,
2462 *fixed_output_post, (void *)&ma, 0);
2467 DONE: /* now we're done */
2468 if (do_proto) cprintf("000\n");
2474 * display a message (mode 0 - Citadel proprietary)
2476 void cmd_msg0(char *cmdbuf)
2479 int headers_only = HEADERS_ALL;
2481 msgid = extract_long(cmdbuf, 0);
2482 headers_only = extract_int(cmdbuf, 1);
2484 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2490 * display a message (mode 2 - RFC822)
2492 void cmd_msg2(char *cmdbuf)
2495 int headers_only = HEADERS_ALL;
2497 msgid = extract_long(cmdbuf, 0);
2498 headers_only = extract_int(cmdbuf, 1);
2500 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2506 * display a message (mode 3 - IGnet raw format - internal programs only)
2508 void cmd_msg3(char *cmdbuf)
2511 struct CtdlMessage *msg = NULL;
2514 if (CC->internal_pgm == 0) {
2515 cprintf("%d This command is for internal programs only.\n",
2516 ERROR + HIGHER_ACCESS_REQUIRED);
2520 msgnum = extract_long(cmdbuf, 0);
2521 msg = CtdlFetchMessage(msgnum, 1);
2523 cprintf("%d Message %ld not found.\n",
2524 ERROR + MESSAGE_NOT_FOUND, msgnum);
2528 serialize_message(&smr, msg);
2529 CtdlFreeMessage(msg);
2532 cprintf("%d Unable to serialize message\n",
2533 ERROR + INTERNAL_ERROR);
2537 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2538 client_write((char *)smr.ser, (int)smr.len);
2545 * Display a message using MIME content types
2547 void cmd_msg4(char *cmdbuf)
2552 msgid = extract_long(cmdbuf, 0);
2553 extract_token(section, cmdbuf, 1, '|', sizeof section);
2554 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2560 * Client tells us its preferred message format(s)
2562 void cmd_msgp(char *cmdbuf)
2564 if (!strcasecmp(cmdbuf, "dont_decode")) {
2565 CC->msg4_dont_decode = 1;
2566 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2569 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2570 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2576 * Open a component of a MIME message as a download file
2578 void cmd_opna(char *cmdbuf)
2581 char desired_section[128];
2583 msgid = extract_long(cmdbuf, 0);
2584 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2585 safestrncpy(CC->download_desired_section, desired_section,
2586 sizeof CC->download_desired_section);
2587 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2592 * Open a component of a MIME message and transmit it all at once
2594 void cmd_dlat(char *cmdbuf)
2597 char desired_section[128];
2599 msgid = extract_long(cmdbuf, 0);
2600 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2601 safestrncpy(CC->download_desired_section, desired_section,
2602 sizeof CC->download_desired_section);
2603 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2608 * Save one or more message pointers into a specified room
2609 * (Returns 0 for success, nonzero for failure)
2610 * roomname may be NULL to use the current room
2612 * Note that the 'supplied_msg' field may be set to NULL, in which case
2613 * the message will be fetched from disk, by number, if we need to perform
2614 * replication checks. This adds an additional database read, so if the
2615 * caller already has the message in memory then it should be supplied. (Obviously
2616 * this mode of operation only works if we're saving a single message.)
2618 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2619 int do_repl_check, struct CtdlMessage *supplied_msg, int suppress_refcount_adj
2622 char hold_rm[ROOMNAMELEN];
2623 struct cdbdata *cdbfr;
2626 long highest_msg = 0L;
2629 struct CtdlMessage *msg = NULL;
2631 long *msgs_to_be_merged = NULL;
2632 int num_msgs_to_be_merged = 0;
2635 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d, suppress_rca=%d)\n",
2636 roomname, num_newmsgs, do_repl_check, suppress_refcount_adj
2639 strcpy(hold_rm, CC->room.QRname);
2642 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2643 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2644 if (num_newmsgs > 1) supplied_msg = NULL;
2646 /* Now the regular stuff */
2647 if (CtdlGetRoomLock(&CC->room,
2648 ((roomname != NULL) ? roomname : CC->room.QRname) )
2650 syslog(LOG_ERR, "No such room <%s>\n", roomname);
2651 return(ERROR + ROOM_NOT_FOUND);
2655 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2656 num_msgs_to_be_merged = 0;
2659 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2660 if (cdbfr == NULL) {
2664 msglist = (long *) cdbfr->ptr;
2665 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2666 num_msgs = cdbfr->len / sizeof(long);
2671 /* Create a list of msgid's which were supplied by the caller, but do
2672 * not already exist in the target room. It is absolutely taboo to
2673 * have more than one reference to the same message in a room.
2675 for (i=0; i<num_newmsgs; ++i) {
2677 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2678 if (msglist[j] == newmsgidlist[i]) {
2683 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2687 syslog(LOG_DEBUG, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2690 * Now merge the new messages
2692 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2693 if (msglist == NULL) {
2694 syslog(LOG_ALERT, "ERROR: can't realloc message list!\n");
2696 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2697 num_msgs += num_msgs_to_be_merged;
2699 /* Sort the message list, so all the msgid's are in order */
2700 num_msgs = sort_msglist(msglist, num_msgs);
2702 /* Determine the highest message number */
2703 highest_msg = msglist[num_msgs - 1];
2705 /* Write it back to disk. */
2706 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2707 msglist, (int)(num_msgs * sizeof(long)));
2709 /* Free up the memory we used. */
2712 /* Update the highest-message pointer and unlock the room. */
2713 CC->room.QRhighest = highest_msg;
2714 CtdlPutRoomLock(&CC->room);
2716 /* Perform replication checks if necessary */
2717 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2718 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2720 for (i=0; i<num_msgs_to_be_merged; ++i) {
2721 msgid = msgs_to_be_merged[i];
2723 if (supplied_msg != NULL) {
2727 msg = CtdlFetchMessage(msgid, 0);
2731 ReplicationChecks(msg);
2733 /* If the message has an Exclusive ID, index that... */
2734 if (msg->cm_fields['E'] != NULL) {
2735 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2738 /* Free up the memory we may have allocated */
2739 if (msg != supplied_msg) {
2740 CtdlFreeMessage(msg);
2748 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2751 /* Submit this room for processing by hooks */
2752 PerformRoomHooks(&CC->room);
2754 /* Go back to the room we were in before we wandered here... */
2755 CtdlGetRoom(&CC->room, hold_rm);
2757 /* Bump the reference count for all messages which were merged */
2758 if (!suppress_refcount_adj) {
2759 for (i=0; i<num_msgs_to_be_merged; ++i) {
2760 AdjRefCount(msgs_to_be_merged[i], +1);
2764 /* Free up memory... */
2765 if (msgs_to_be_merged != NULL) {
2766 free(msgs_to_be_merged);
2769 /* Return success. */
2775 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2778 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2779 int do_repl_check, struct CtdlMessage *supplied_msg)
2781 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg, 0);
2788 * Message base operation to save a new message to the message store
2789 * (returns new message number)
2791 * This is the back end for CtdlSubmitMsg() and should not be directly
2792 * called by server-side modules.
2795 long send_message(struct CtdlMessage *msg) {
2803 /* Get a new message number */
2804 newmsgid = get_new_message_number();
2805 snprintf(msgidbuf, sizeof msgidbuf, "%08lX-%08lX@%s",
2806 (long unsigned int) time(NULL),
2807 (long unsigned int) newmsgid,
2811 /* Generate an ID if we don't have one already */
2812 if (msg->cm_fields['I']==NULL) {
2813 msg->cm_fields['I'] = strdup(msgidbuf);
2816 /* If the message is big, set its body aside for storage elsewhere */
2817 if (msg->cm_fields['M'] != NULL) {
2818 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2820 holdM = msg->cm_fields['M'];
2821 msg->cm_fields['M'] = NULL;
2825 /* Serialize our data structure for storage in the database */
2826 serialize_message(&smr, msg);
2829 msg->cm_fields['M'] = holdM;
2833 cprintf("%d Unable to serialize message\n",
2834 ERROR + INTERNAL_ERROR);
2838 /* Write our little bundle of joy into the message base */
2839 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2840 smr.ser, smr.len) < 0) {
2841 syslog(LOG_ERR, "Can't store message\n");
2845 cdb_store(CDB_BIGMSGS,
2855 /* Free the memory we used for the serialized message */
2858 /* Return the *local* message ID to the caller
2859 * (even if we're storing an incoming network message)
2867 * Serialize a struct CtdlMessage into the format used on disk and network.
2869 * This function loads up a "struct ser_ret" (defined in server.h) which
2870 * contains the length of the serialized message and a pointer to the
2871 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2873 void serialize_message(struct ser_ret *ret, /* return values */
2874 struct CtdlMessage *msg) /* unserialized msg */
2876 size_t wlen, fieldlen;
2878 static char *forder = FORDER;
2881 * Check for valid message format
2883 if (is_valid_message(msg) == 0) {
2884 syslog(LOG_ERR, "serialize_message() aborting due to invalid message\n");
2891 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2892 ret->len = ret->len +
2893 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2895 ret->ser = malloc(ret->len);
2896 if (ret->ser == NULL) {
2897 syslog(LOG_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2898 (long)ret->len, strerror(errno));
2905 ret->ser[1] = msg->cm_anon_type;
2906 ret->ser[2] = msg->cm_format_type;
2909 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2910 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2911 ret->ser[wlen++] = (char)forder[i];
2912 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2913 wlen = wlen + fieldlen + 1;
2915 if (ret->len != wlen) syslog(LOG_ERR, "ERROR: len=%ld wlen=%ld\n",
2916 (long)ret->len, (long)wlen);
2923 * Serialize a struct CtdlMessage into the format used on disk and network.
2925 * This function loads up a "struct ser_ret" (defined in server.h) which
2926 * contains the length of the serialized message and a pointer to the
2927 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2929 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2930 long Siz) /* how many chars ? */
2933 static char *forder = FORDER;
2937 * Check for valid message format
2939 if (is_valid_message(msg) == 0) {
2940 syslog(LOG_ERR, "dump_message() aborting due to invalid message\n");
2944 buf = (char*) malloc (Siz + 1);
2946 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2947 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2948 msg->cm_fields[(int)forder[i]]);
2949 if (client_write (buf, strlen(buf)) == -1)
2951 syslog(LOG_ERR, "dump_message(): aborting due to write failure.\n");
2962 * Check to see if any messages already exist in the current room which
2963 * carry the same Exclusive ID as this one. If any are found, delete them.
2965 void ReplicationChecks(struct CtdlMessage *msg) {
2966 long old_msgnum = (-1L);
2968 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2970 syslog(LOG_DEBUG, "Performing replication checks in <%s>\n",
2973 /* No exclusive id? Don't do anything. */
2974 if (msg == NULL) return;
2975 if (msg->cm_fields['E'] == NULL) return;
2976 if (IsEmptyStr(msg->cm_fields['E'])) return;
2977 /*syslog(LOG_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2978 msg->cm_fields['E'], CC->room.QRname);*/
2980 old_msgnum = CtdlLocateMessageByEuid(msg->cm_fields['E'], &CC->room);
2981 if (old_msgnum > 0L) {
2982 syslog(LOG_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2983 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2990 * Save a message to disk and submit it into the delivery system.
2992 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2993 struct recptypes *recps, /* recipients (if mail) */
2994 const char *force, /* force a particular room? */
2995 int flags /* should the message be exported clean? */
2998 char submit_filename[128];
2999 char generated_timestamp[32];
3000 char hold_rm[ROOMNAMELEN];
3001 char actual_rm[ROOMNAMELEN];
3002 char force_room[ROOMNAMELEN];
3003 char content_type[SIZ]; /* We have to learn this */
3004 char recipient[SIZ];
3006 const char *mptr = NULL;
3007 struct ctdluser userbuf;
3009 struct MetaData smi;
3010 FILE *network_fp = NULL;
3011 static int seqnum = 1;
3012 struct CtdlMessage *imsg = NULL;
3014 size_t instr_alloc = 0;
3016 char *hold_R, *hold_D;
3017 char *collected_addresses = NULL;
3018 struct addresses_to_be_filed *aptr = NULL;
3019 StrBuf *saved_rfc822_version = NULL;
3020 int qualified_for_journaling = 0;
3021 CitContext *CCC = MyContext();
3022 char bounce_to[1024] = "";
3026 syslog(LOG_DEBUG, "CtdlSubmitMsg() called\n");
3027 if (is_valid_message(msg) == 0) return(-1); /* self check */
3029 /* If this message has no timestamp, we take the liberty of
3030 * giving it one, right now.
3032 if (msg->cm_fields['T'] == NULL) {
3033 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
3034 msg->cm_fields['T'] = strdup(generated_timestamp);
3037 /* If this message has no path, we generate one.
3039 if (msg->cm_fields['P'] == NULL) {
3040 if (msg->cm_fields['A'] != NULL) {
3041 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
3042 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
3043 if (isspace(msg->cm_fields['P'][a])) {
3044 msg->cm_fields['P'][a] = ' ';
3049 msg->cm_fields['P'] = strdup("unknown");
3053 if (force == NULL) {
3054 strcpy(force_room, "");
3057 strcpy(force_room, force);
3060 /* Learn about what's inside, because it's what's inside that counts */
3061 if (msg->cm_fields['M'] == NULL) {
3062 syslog(LOG_ERR, "ERROR: attempt to save message with NULL body\n");
3066 switch (msg->cm_format_type) {
3068 strcpy(content_type, "text/x-citadel-variformat");
3071 strcpy(content_type, "text/plain");
3074 strcpy(content_type, "text/plain");
3075 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
3078 safestrncpy(content_type, &mptr[13], sizeof content_type);
3079 striplt(content_type);
3080 aptr = content_type;
3081 while (!IsEmptyStr(aptr)) {
3093 /* Goto the correct room */
3094 syslog(LOG_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
3095 strcpy(hold_rm, CCC->room.QRname);
3096 strcpy(actual_rm, CCC->room.QRname);
3097 if (recps != NULL) {
3098 strcpy(actual_rm, SENTITEMS);
3101 /* If the user is a twit, move to the twit room for posting */
3103 if (CCC->user.axlevel == AxProbU) {
3104 strcpy(hold_rm, actual_rm);
3105 strcpy(actual_rm, config.c_twitroom);
3106 syslog(LOG_DEBUG, "Diverting to twit room\n");
3110 /* ...or if this message is destined for Aide> then go there. */
3111 if (!IsEmptyStr(force_room)) {
3112 strcpy(actual_rm, force_room);
3115 syslog(LOG_DEBUG, "Final selection: %s\n", actual_rm);
3116 if (strcasecmp(actual_rm, CCC->room.QRname)) {
3117 /* CtdlGetRoom(&CCC->room, actual_rm); */
3118 CtdlUserGoto(actual_rm, 0, 1, NULL, NULL);
3122 * If this message has no O (room) field, generate one.
3124 if (msg->cm_fields['O'] == NULL) {
3125 msg->cm_fields['O'] = strdup(CCC->room.QRname);
3128 /* Perform "before save" hooks (aborting if any return nonzero) */
3129 syslog(LOG_DEBUG, "Performing before-save hooks\n");
3130 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
3133 * If this message has an Exclusive ID, and the room is replication
3134 * checking enabled, then do replication checks.
3136 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
3137 ReplicationChecks(msg);
3140 /* Save it to disk */
3141 syslog(LOG_DEBUG, "Saving to disk\n");
3142 newmsgid = send_message(msg);
3143 if (newmsgid <= 0L) return(-5);
3145 /* Write a supplemental message info record. This doesn't have to
3146 * be a critical section because nobody else knows about this message
3149 syslog(LOG_DEBUG, "Creating MetaData record\n");
3150 memset(&smi, 0, sizeof(struct MetaData));
3151 smi.meta_msgnum = newmsgid;
3152 smi.meta_refcount = 0;
3153 safestrncpy(smi.meta_content_type, content_type,
3154 sizeof smi.meta_content_type);
3157 * Measure how big this message will be when rendered as RFC822.
3158 * We do this for two reasons:
3159 * 1. We need the RFC822 length for the new metadata record, so the
3160 * POP and IMAP services don't have to calculate message lengths
3161 * while the user is waiting (multiplied by potentially hundreds
3162 * or thousands of messages).
3163 * 2. If journaling is enabled, we will need an RFC822 version of the
3164 * message to attach to the journalized copy.
3166 if (CCC->redirect_buffer != NULL) {
3167 syslog(LOG_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
3170 CCC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
3171 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
3172 smi.meta_rfc822_length = StrLength(CCC->redirect_buffer);
3173 saved_rfc822_version = CCC->redirect_buffer;
3174 CCC->redirect_buffer = NULL;
3178 /* Now figure out where to store the pointers */
3179 syslog(LOG_DEBUG, "Storing pointers\n");
3181 /* If this is being done by the networker delivering a private
3182 * message, we want to BYPASS saving the sender's copy (because there
3183 * is no local sender; it would otherwise go to the Trashcan).
3185 if ((!CCC->internal_pgm) || (recps == NULL)) {
3186 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
3187 syslog(LOG_ERR, "ERROR saving message pointer!\n");
3188 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
3192 /* For internet mail, drop a copy in the outbound queue room */
3193 if ((recps != NULL) && (recps->num_internet > 0)) {
3194 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
3197 /* If other rooms are specified, drop them there too. */
3198 if ((recps != NULL) && (recps->num_room > 0))
3199 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
3200 extract_token(recipient, recps->recp_room, i,
3201 '|', sizeof recipient);
3202 syslog(LOG_DEBUG, "Delivering to room <%s>\n", recipient);
3203 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
3206 /* Bump this user's messages posted counter. */
3207 syslog(LOG_DEBUG, "Updating user\n");
3208 CtdlGetUserLock(&CCC->user, CCC->curr_user);
3209 CCC->user.posted = CCC->user.posted + 1;
3210 CtdlPutUserLock(&CCC->user);
3212 /* Decide where bounces need to be delivered */
3213 if ((recps != NULL) && (recps->bounce_to != NULL)) {
3214 safestrncpy(bounce_to, recps->bounce_to, sizeof bounce_to);
3216 else if (CCC->logged_in) {
3217 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
3220 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
3223 /* If this is private, local mail, make a copy in the
3224 * recipient's mailbox and bump the reference count.
3226 if ((recps != NULL) && (recps->num_local > 0))
3227 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
3228 extract_token(recipient, recps->recp_local, i,
3229 '|', sizeof recipient);
3230 syslog(LOG_DEBUG, "Delivering private local mail to <%s>\n",
3232 if (CtdlGetUser(&userbuf, recipient) == 0) {
3233 CtdlMailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
3234 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
3235 CtdlBumpNewMailCounter(userbuf.usernum);
3236 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
3237 /* Generate a instruction message for the Funambol notification
3238 * server, in the same style as the SMTP queue
3241 instr = malloc(instr_alloc);
3242 snprintf(instr, instr_alloc,
3243 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3245 SPOOLMIME, newmsgid, (long)time(NULL),
3249 imsg = malloc(sizeof(struct CtdlMessage));
3250 memset(imsg, 0, sizeof(struct CtdlMessage));
3251 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3252 imsg->cm_anon_type = MES_NORMAL;
3253 imsg->cm_format_type = FMT_RFC822;
3254 imsg->cm_fields['A'] = strdup("Citadel");
3255 imsg->cm_fields['J'] = strdup("do not journal");
3256 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3257 imsg->cm_fields['2'] = strdup(recipient);
3258 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
3259 CtdlFreeMessage(imsg);
3263 syslog(LOG_DEBUG, "No user <%s>\n", recipient);
3264 CtdlSaveMsgPointerInRoom(config.c_aideroom,
3269 /* Perform "after save" hooks */
3270 syslog(LOG_DEBUG, "Performing after-save hooks\n");
3271 PerformMessageHooks(msg, EVT_AFTERSAVE);
3273 /* For IGnet mail, we have to save a new copy into the spooler for
3274 * each recipient, with the R and D fields set to the recipient and
3275 * destination-node. This has two ugly side effects: all other
3276 * recipients end up being unlisted in this recipient's copy of the
3277 * message, and it has to deliver multiple messages to the same
3278 * node. We'll revisit this again in a year or so when everyone has
3279 * a network spool receiver that can handle the new style messages.
3281 if ((recps != NULL) && (recps->num_ignet > 0))
3282 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
3283 extract_token(recipient, recps->recp_ignet, i,
3284 '|', sizeof recipient);
3286 hold_R = msg->cm_fields['R'];
3287 hold_D = msg->cm_fields['D'];
3288 msg->cm_fields['R'] = malloc(SIZ);
3289 msg->cm_fields['D'] = malloc(128);
3290 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
3291 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
3293 serialize_message(&smr, msg);
3295 snprintf(submit_filename, sizeof submit_filename,
3296 "%s/netmail.%04lx.%04x.%04x",
3298 (long) getpid(), CCC->cs_pid, ++seqnum);
3299 network_fp = fopen(submit_filename, "wb+");
3300 if (network_fp != NULL) {
3301 rv = fwrite(smr.ser, smr.len, 1, network_fp);
3303 syslog(LOG_EMERG, "CtdlSubmitMsg(): Couldn't write network spool file: %s\n",
3311 free(msg->cm_fields['R']);
3312 free(msg->cm_fields['D']);
3313 msg->cm_fields['R'] = hold_R;
3314 msg->cm_fields['D'] = hold_D;
3317 /* Go back to the room we started from */
3318 syslog(LOG_DEBUG, "Returning to original room %s\n", hold_rm);
3319 if (strcasecmp(hold_rm, CCC->room.QRname))
3320 CtdlUserGoto(hold_rm, 0, 1, NULL, NULL);
3322 /* For internet mail, generate delivery instructions.
3323 * Yes, this is recursive. Deal with it. Infinite recursion does
3324 * not happen because the delivery instructions message does not
3325 * contain a recipient.
3327 if ((recps != NULL) && (recps->num_internet > 0)) {
3328 syslog(LOG_DEBUG, "Generating delivery instructions\n");
3330 instr = malloc(instr_alloc);
3331 snprintf(instr, instr_alloc,
3332 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3334 SPOOLMIME, newmsgid, (long)time(NULL),
3338 if (recps->envelope_from != NULL) {
3339 tmp = strlen(instr);
3340 snprintf(&instr[tmp], instr_alloc-tmp, "envelope_from|%s\n", recps->envelope_from);
3343 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
3344 tmp = strlen(instr);
3345 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
3346 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
3347 instr_alloc = instr_alloc * 2;
3348 instr = realloc(instr, instr_alloc);
3350 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
3353 imsg = malloc(sizeof(struct CtdlMessage));
3354 memset(imsg, 0, sizeof(struct CtdlMessage));
3355 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3356 imsg->cm_anon_type = MES_NORMAL;
3357 imsg->cm_format_type = FMT_RFC822;
3358 imsg->cm_fields['A'] = strdup("Citadel");
3359 imsg->cm_fields['J'] = strdup("do not journal");
3360 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3361 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
3362 CtdlFreeMessage(imsg);
3366 * Any addresses to harvest for someone's address book?
3368 if ( (CCC->logged_in) && (recps != NULL) ) {
3369 collected_addresses = harvest_collected_addresses(msg);
3372 if (collected_addresses != NULL) {
3373 aptr = (struct addresses_to_be_filed *)
3374 malloc(sizeof(struct addresses_to_be_filed));
3375 CtdlMailboxName(actual_rm, sizeof actual_rm,
3376 &CCC->user, USERCONTACTSROOM);
3377 aptr->roomname = strdup(actual_rm);
3378 aptr->collected_addresses = collected_addresses;
3379 begin_critical_section(S_ATBF);
3382 end_critical_section(S_ATBF);
3386 * Determine whether this message qualifies for journaling.
3388 if (msg->cm_fields['J'] != NULL) {
3389 qualified_for_journaling = 0;
3392 if (recps == NULL) {
3393 qualified_for_journaling = config.c_journal_pubmsgs;
3395 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
3396 qualified_for_journaling = config.c_journal_email;
3399 qualified_for_journaling = config.c_journal_pubmsgs;
3404 * Do we have to perform journaling? If so, hand off the saved
3405 * RFC822 version will be handed off to the journaler for background
3406 * submit. Otherwise, we have to free the memory ourselves.
3408 if (saved_rfc822_version != NULL) {
3409 if (qualified_for_journaling) {
3410 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
3413 FreeStrBuf(&saved_rfc822_version);
3423 void aide_message (char *text, char *subject)
3425 quickie_message("Citadel",NULL,NULL,AIDEROOM,text,FMT_CITADEL,subject);
3430 * Convenience function for generating small administrative messages.
3432 void quickie_message(const char *from, const char *fromaddr, char *to, char *room, const char *text,
3433 int format_type, const char *subject)
3435 struct CtdlMessage *msg;
3436 struct recptypes *recp = NULL;
3438 msg = malloc(sizeof(struct CtdlMessage));
3439 memset(msg, 0, sizeof(struct CtdlMessage));
3440 msg->cm_magic = CTDLMESSAGE_MAGIC;
3441 msg->cm_anon_type = MES_NORMAL;
3442 msg->cm_format_type = format_type;
3445 msg->cm_fields['A'] = strdup(from);
3447 else if (fromaddr != NULL) {
3448 msg->cm_fields['A'] = strdup(fromaddr);
3449 if (strchr(msg->cm_fields['A'], '@')) {
3450 *strchr(msg->cm_fields['A'], '@') = 0;
3454 msg->cm_fields['A'] = strdup("Citadel");
3457 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3458 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3459 msg->cm_fields['N'] = strdup(NODENAME);
3461 msg->cm_fields['R'] = strdup(to);
3462 recp = validate_recipients(to, NULL, 0);
3464 if (subject != NULL) {
3465 msg->cm_fields['U'] = strdup(subject);
3467 msg->cm_fields['M'] = strdup(text);
3469 CtdlSubmitMsg(msg, recp, room, 0);
3470 CtdlFreeMessage(msg);
3471 if (recp != NULL) free_recipients(recp);
3477 * Back end function used by CtdlMakeMessage() and similar functions
3479 StrBuf *CtdlReadMessageBodyBuf(char *terminator, /* token signalling EOT */
3481 size_t maxlen, /* maximum message length */
3482 char *exist, /* if non-null, append to it;
3483 exist is ALWAYS freed */
3484 int crlf, /* CRLF newlines instead of LF */
3485 int *sock /* socket handle or 0 for this session's client socket */
3494 LineBuf = NewStrBufPlain(NULL, SIZ);
3495 if (exist == NULL) {
3496 Message = NewStrBufPlain(NULL, 4 * SIZ);
3499 Message = NewStrBufPlain(exist, -1);
3503 /* Do we need to change leading ".." to "." for SMTP escaping? */
3504 if ((tlen == 1) && (*terminator == '.')) {
3508 /* read in the lines of message text one by one */
3511 if ((CtdlSockGetLine(sock, LineBuf, 5) < 0) ||
3516 if (CtdlClientGetLine(LineBuf) < 0) finished = 1;
3518 if ((StrLength(LineBuf) == tlen) &&
3519 (!strcmp(ChrPtr(LineBuf), terminator)))
3522 if ( (!flushing) && (!finished) ) {
3524 StrBufAppendBufPlain(LineBuf, HKEY("\r\n"), 0);
3527 StrBufAppendBufPlain(LineBuf, HKEY("\n"), 0);
3530 /* Unescape SMTP-style input of two dots at the beginning of the line */
3532 (StrLength(LineBuf) == 2) &&
3533 (!strcmp(ChrPtr(LineBuf), "..")))
3535 StrBufCutLeft(LineBuf, 1);
3538 StrBufAppendBuf(Message, LineBuf, 0);
3541 /* if we've hit the max msg length, flush the rest */
3542 if (StrLength(Message) >= maxlen) flushing = 1;
3544 } while (!finished);
3545 FreeStrBuf(&LineBuf);
3549 void DeleteAsyncMsg(ReadAsyncMsg **Msg)
3553 FreeStrBuf(&(*Msg)->MsgBuf);
3559 ReadAsyncMsg *NewAsyncMsg(const char *terminator, /* token signalling EOT */
3561 size_t maxlen, /* maximum message length */
3562 size_t expectlen, /* if we expect a message, how long should it be? */
3563 char *exist, /* if non-null, append to it;
3564 exist is ALWAYS freed */
3565 long eLen, /* length of exist */
3566 int crlf /* CRLF newlines instead of LF */
3569 ReadAsyncMsg *NewMsg;
3571 NewMsg = (ReadAsyncMsg *)malloc(sizeof(ReadAsyncMsg));
3572 memset(NewMsg, 0, sizeof(ReadAsyncMsg));
3574 if (exist == NULL) {
3577 if (expectlen == 0) {
3581 len = expectlen + 10;
3583 NewMsg->MsgBuf = NewStrBufPlain(NULL, len);
3586 NewMsg->MsgBuf = NewStrBufPlain(exist, eLen);
3589 /* Do we need to change leading ".." to "." for SMTP escaping? */
3590 if ((tlen == 1) && (*terminator == '.')) {
3594 NewMsg->terminator = terminator;
3595 NewMsg->tlen = tlen;
3597 NewMsg->maxlen = maxlen;
3599 NewMsg->crlf = crlf;
3605 * Back end function used by CtdlMakeMessage() and similar functions
3607 eReadState CtdlReadMessageBodyAsync(AsyncIO *IO)
3609 ReadAsyncMsg *ReadMsg;
3610 int MsgFinished = 0;
3611 eReadState Finished = eMustReadMore;
3616 const char *pch = ChrPtr(IO->SendBuf.Buf);
3617 const char *pchh = IO->SendBuf.ReadWritePointer;
3623 nbytes = StrLength(IO->SendBuf.Buf) - (pchh - pch);
3624 snprintf(fn, SIZ, "/tmp/foolog_ev_%s.%d",
3625 ((CitContext*)(IO->CitContext))->ServiceName,
3628 fd = fopen(fn, "a+");
3631 ReadMsg = IO->ReadMsg;
3633 /* read in the lines of message text one by one */
3635 Finished = StrBufChunkSipLine(IO->IOBuf, &IO->RecvBuf);
3638 case eMustReadMore: /// read new from socket...
3640 if (IO->RecvBuf.ReadWritePointer != NULL) {
3641 nbytes = StrLength(IO->RecvBuf.Buf) - (IO->RecvBuf.ReadWritePointer - ChrPtr(IO->RecvBuf.Buf));
3642 fprintf(fd, "Read; Line unfinished: %ld Bytes still in buffer [", nbytes);
3644 fwrite(IO->RecvBuf.ReadWritePointer, nbytes, 1, fd);
3648 fprintf(fd, "BufferEmpty! \n");
3654 case eBufferNotEmpty: /* shouldn't happen... */
3655 case eReadSuccess: /// done for now...
3657 case eReadFail: /// WHUT?
3663 if ((StrLength(IO->IOBuf) == ReadMsg->tlen) &&
3664 (!strcmp(ChrPtr(IO->IOBuf), ReadMsg->terminator))) {
3667 fprintf(fd, "found Terminator; Message Size: %d\n", StrLength(ReadMsg->MsgBuf));
3670 else if (!ReadMsg->flushing) {
3673 fprintf(fd, "Read Line: [%d][%s]\n", StrLength(IO->IOBuf), ChrPtr(IO->IOBuf));
3676 /* Unescape SMTP-style input of two dots at the beginning of the line */
3677 if ((ReadMsg->dodot) &&
3678 (StrLength(IO->IOBuf) == 2) && /* TODO: do we just unescape lines with two dots or any line? */
3679 (!strcmp(ChrPtr(IO->IOBuf), "..")))
3682 fprintf(fd, "UnEscaped!\n");
3684 StrBufCutLeft(IO->IOBuf, 1);
3687 if (ReadMsg->crlf) {
3688 StrBufAppendBufPlain(IO->IOBuf, HKEY("\r\n"), 0);
3691 StrBufAppendBufPlain(IO->IOBuf, HKEY("\n"), 0);
3694 StrBufAppendBuf(ReadMsg->MsgBuf, IO->IOBuf, 0);
3697 /* if we've hit the max msg length, flush the rest */
3698 if (StrLength(ReadMsg->MsgBuf) >= ReadMsg->maxlen) ReadMsg->flushing = 1;
3700 } while (!MsgFinished);
3703 fprintf(fd, "Done with reading; %s.\n, ",
3704 (MsgFinished)?"Message Finished": "FAILED");
3708 return eReadSuccess;
3715 * Back end function used by CtdlMakeMessage() and similar functions
3717 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3719 size_t maxlen, /* maximum message length */
3720 char *exist, /* if non-null, append to it;
3721 exist is ALWAYS freed */
3722 int crlf, /* CRLF newlines instead of LF */
3723 int *sock /* socket handle or 0 for this session's client socket */
3728 Message = CtdlReadMessageBodyBuf(terminator,
3734 if (Message == NULL)
3737 return SmashStrBuf(&Message);
3742 * Build a binary message to be saved on disk.
3743 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3744 * will become part of the message. This means you are no longer
3745 * responsible for managing that memory -- it will be freed along with
3746 * the rest of the fields when CtdlFreeMessage() is called.)
3749 struct CtdlMessage *CtdlMakeMessage(
3750 struct ctdluser *author, /* author's user structure */
3751 char *recipient, /* NULL if it's not mail */
3752 char *recp_cc, /* NULL if it's not mail */
3753 char *room, /* room where it's going */
3754 int type, /* see MES_ types in header file */
3755 int format_type, /* variformat, plain text, MIME... */
3756 char *fake_name, /* who we're masquerading as */
3757 char *my_email, /* which of my email addresses to use (empty is ok) */
3758 char *subject, /* Subject (optional) */
3759 char *supplied_euid, /* ...or NULL if this is irrelevant */
3760 char *preformatted_text, /* ...or NULL to read text from client */
3761 char *references /* Thread references */
3763 char dest_node[256];
3765 struct CtdlMessage *msg;
3767 StrBuf *FakeEncAuthor = NULL;
3769 msg = malloc(sizeof(struct CtdlMessage));
3770 memset(msg, 0, sizeof(struct CtdlMessage));
3771 msg->cm_magic = CTDLMESSAGE_MAGIC;
3772 msg->cm_anon_type = type;
3773 msg->cm_format_type = format_type;
3775 /* Don't confuse the poor folks if it's not routed mail. */
3776 strcpy(dest_node, "");
3778 if (recipient != NULL) striplt(recipient);
3779 if (recp_cc != NULL) striplt(recp_cc);
3781 /* Path or Return-Path */
3782 if (my_email == NULL) my_email = "";
3784 if (!IsEmptyStr(my_email)) {
3785 msg->cm_fields['P'] = strdup(my_email);
3788 snprintf(buf, sizeof buf, "%s", author->fullname);
3789 msg->cm_fields['P'] = strdup(buf);
3791 convert_spaces_to_underscores(msg->cm_fields['P']);
3793 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3794 msg->cm_fields['T'] = strdup(buf);
3796 if ((fake_name != NULL) && (fake_name[0])) { /* author */
3797 FakeAuthor = NewStrBufPlain (fake_name, -1);
3800 FakeAuthor = NewStrBufPlain (author->fullname, -1);
3802 StrBufRFC2047encode(&FakeEncAuthor, FakeAuthor);
3803 msg->cm_fields['A'] = SmashStrBuf(&FakeEncAuthor);
3804 FreeStrBuf(&FakeAuthor);
3806 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3807 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3810 msg->cm_fields['O'] = strdup(CC->room.QRname);
3813 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3814 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3816 if ((recipient != NULL) && (recipient[0] != 0)) {
3817 msg->cm_fields['R'] = strdup(recipient);
3819 if ((recp_cc != NULL) && (recp_cc[0] != 0)) {
3820 msg->cm_fields['Y'] = strdup(recp_cc);
3822 if (dest_node[0] != 0) {
3823 msg->cm_fields['D'] = strdup(dest_node);
3826 if (!IsEmptyStr(my_email)) {
3827 msg->cm_fields['F'] = strdup(my_email);
3829 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3830 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3833 if (subject != NULL) {
3836 length = strlen(subject);
3842 while ((subject[i] != '\0') &&
3843 (IsAscii = isascii(subject[i]) != 0 ))
3846 msg->cm_fields['U'] = strdup(subject);
3847 else /* ok, we've got utf8 in the string. */
3849 msg->cm_fields['U'] = rfc2047encode(subject, length);
3855 if (supplied_euid != NULL) {
3856 msg->cm_fields['E'] = strdup(supplied_euid);
3859 if ((references != NULL) && (!IsEmptyStr(references))) {
3860 if (msg->cm_fields['W'] != NULL)
3861 free(msg->cm_fields['W']);
3862 msg->cm_fields['W'] = strdup(references);
3865 if (preformatted_text != NULL) {
3866 msg->cm_fields['M'] = preformatted_text;
3869 msg->cm_fields['M'] = CtdlReadMessageBody(HKEY("000"), config.c_maxmsglen, NULL, 0, 0);
3875 extern int netconfig_check_roomaccess(
3878 const char* RemoteIdentifier); /* TODO: find a smarter way */
3881 * Check to see whether we have permission to post a message in the current
3882 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3883 * returns 0 on success.
3885 int CtdlDoIHavePermissionToPostInThisRoom(
3888 const char* RemoteIdentifier,
3894 if (!(CC->logged_in) &&
3895 (PostPublic == POST_LOGGED_IN)) {
3896 snprintf(errmsgbuf, n, "Not logged in.");
3897 return (ERROR + NOT_LOGGED_IN);
3899 else if (PostPublic == CHECK_EXISTANCE) {
3900 return (0); // We're Evaling whether a recipient exists
3902 else if (!(CC->logged_in)) {
3904 if ((CC->room.QRflags & QR_READONLY)) {
3905 snprintf(errmsgbuf, n, "Not logged in.");
3906 return (ERROR + NOT_LOGGED_IN);
3908 if (CC->room.QRflags2 & QR2_MODERATED) {
3909 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3910 return (ERROR + NOT_LOGGED_IN);
3912 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3914 return netconfig_check_roomaccess(errmsgbuf, n, RemoteIdentifier);
3920 if ((CC->user.axlevel < AxProbU)
3921 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3922 snprintf(errmsgbuf, n, "Need to be validated to enter (except in %s> to sysop)", MAILROOM);
3923 return (ERROR + HIGHER_ACCESS_REQUIRED);
3926 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3928 if (ra & UA_POSTALLOWED) {
3929 strcpy(errmsgbuf, "OK to post or reply here");
3933 if ( (ra & UA_REPLYALLOWED) && (is_reply) ) {
3935 * To be thorough, we ought to check to see if the message they are
3936 * replying to is actually a valid one in this room, but unless this
3937 * actually becomes a problem we'll go with high performance instead.
3939 strcpy(errmsgbuf, "OK to reply here");
3943 if ( (ra & UA_REPLYALLOWED) && (!is_reply) ) {
3944 /* Clarify what happened with a better error message */
3945 snprintf(errmsgbuf, n, "You may only reply to existing messages here.");
3946 return (ERROR + HIGHER_ACCESS_REQUIRED);
3949 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3950 return (ERROR + HIGHER_ACCESS_REQUIRED);
3956 * Check to see if the specified user has Internet mail permission
3957 * (returns nonzero if permission is granted)
3959 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3961 /* Do not allow twits to send Internet mail */
3962 if (who->axlevel <= AxProbU) return(0);
3964 /* Globally enabled? */
3965 if (config.c_restrict == 0) return(1);
3967 /* User flagged ok? */
3968 if (who->flags & US_INTERNET) return(2);
3970 /* Aide level access? */
3971 if (who->axlevel >= AxAideU) return(3);
3973 /* No mail for you! */
3979 * Validate recipients, count delivery types and errors, and handle aliasing
3980 * FIXME check for dupes!!!!!
3982 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3983 * were specified, or the number of addresses found invalid.
3985 * Caller needs to free the result using free_recipients()
3987 struct recptypes *validate_recipients(const char *supplied_recipients,
3988 const char *RemoteIdentifier,
3990 struct recptypes *ret;
3991 char *recipients = NULL;
3992 char this_recp[256];
3993 char this_recp_cooked[256];
3999 struct ctdluser tempUS;
4000 struct ctdlroom tempQR;
4001 struct ctdlroom tempQR2;
4007 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
4008 if (ret == NULL) return(NULL);
4010 /* Set all strings to null and numeric values to zero */
4011 memset(ret, 0, sizeof(struct recptypes));
4013 if (supplied_recipients == NULL) {
4014 recipients = strdup("");
4017 recipients = strdup(supplied_recipients);
4020 /* Allocate some memory. Yes, this allocates 500% more memory than we will
4021 * actually need, but it's healthier for the heap than doing lots of tiny
4022 * realloc() calls instead.
4025 ret->errormsg = malloc(strlen(recipients) + 1024);
4026 ret->recp_local = malloc(strlen(recipients) + 1024);
4027 ret->recp_internet = malloc(strlen(recipients) + 1024);
4028 ret->recp_ignet = malloc(strlen(recipients) + 1024);
4029 ret->recp_room = malloc(strlen(recipients) + 1024);
4030 ret->display_recp = malloc(strlen(recipients) + 1024);
4032 ret->errormsg[0] = 0;
4033 ret->recp_local[0] = 0;
4034 ret->recp_internet[0] = 0;
4035 ret->recp_ignet[0] = 0;
4036 ret->recp_room[0] = 0;
4037 ret->display_recp[0] = 0;
4039 ret->recptypes_magic = RECPTYPES_MAGIC;
4041 /* Change all valid separator characters to commas */
4042 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
4043 if ((recipients[i] == ';') || (recipients[i] == '|')) {
4044 recipients[i] = ',';
4048 /* Now start extracting recipients... */
4050 while (!IsEmptyStr(recipients)) {
4052 for (i=0; i<=strlen(recipients); ++i) {
4053 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
4054 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
4055 safestrncpy(this_recp, recipients, i+1);
4057 if (recipients[i] == ',') {
4058 strcpy(recipients, &recipients[i+1]);
4061 strcpy(recipients, "");
4068 if (IsEmptyStr(this_recp))
4070 syslog(LOG_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
4072 mailtype = alias(this_recp);
4073 mailtype = alias(this_recp);
4074 mailtype = alias(this_recp);
4076 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
4077 if (this_recp[j]=='_') {
4078 this_recp_cooked[j] = ' ';
4081 this_recp_cooked[j] = this_recp[j];
4084 this_recp_cooked[j] = '\0';
4089 if (!strcasecmp(this_recp, "sysop")) {
4091 strcpy(this_recp, config.c_aideroom);
4092 if (!IsEmptyStr(ret->recp_room)) {
4093 strcat(ret->recp_room, "|");
4095 strcat(ret->recp_room, this_recp);
4097 else if ( (!strncasecmp(this_recp, "room_", 5))
4098 && (!CtdlGetRoom(&tempQR, &this_recp_cooked[5])) ) {
4100 /* Save room so we can restore it later */
4104 /* Check permissions to send mail to this room */
4105 err = CtdlDoIHavePermissionToPostInThisRoom(
4110 0 /* 0 = not a reply */
4119 if (!IsEmptyStr(ret->recp_room)) {
4120 strcat(ret->recp_room, "|");
4122 strcat(ret->recp_room, &this_recp_cooked[5]);
4125 /* Restore room in case something needs it */
4129 else if (CtdlGetUser(&tempUS, this_recp) == 0) {
4131 strcpy(this_recp, tempUS.fullname);
4132 if (!IsEmptyStr(ret->recp_local)) {
4133 strcat(ret->recp_local, "|");
4135 strcat(ret->recp_local, this_recp);
4137 else if (CtdlGetUser(&tempUS, this_recp_cooked) == 0) {
4139 strcpy(this_recp, tempUS.fullname);
4140 if (!IsEmptyStr(ret->recp_local)) {
4141 strcat(ret->recp_local, "|");
4143 strcat(ret->recp_local, this_recp);
4151 /* Yes, you're reading this correctly: if the target
4152 * domain points back to the local system or an attached
4153 * Citadel directory, the address is invalid. That's
4154 * because if the address were valid, we would have
4155 * already translated it to a local address by now.
4157 if (IsDirectory(this_recp, 0)) {
4162 ++ret->num_internet;
4163 if (!IsEmptyStr(ret->recp_internet)) {
4164 strcat(ret->recp_internet, "|");
4166 strcat(ret->recp_internet, this_recp);
4171 if (!IsEmptyStr(ret->recp_ignet)) {
4172 strcat(ret->recp_ignet, "|");
4174 strcat(ret->recp_ignet, this_recp);
4182 if (IsEmptyStr(errmsg)) {
4183 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
4186 snprintf(append, sizeof append, "%s", errmsg);
4188 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
4189 if (!IsEmptyStr(ret->errormsg)) {
4190 strcat(ret->errormsg, "; ");
4192 strcat(ret->errormsg, append);
4196 if (IsEmptyStr(ret->display_recp)) {
4197 strcpy(append, this_recp);
4200 snprintf(append, sizeof append, ", %s", this_recp);
4202 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
4203 strcat(ret->display_recp, append);
4208 if ((ret->num_local + ret->num_internet + ret->num_ignet +
4209 ret->num_room + ret->num_error) == 0) {
4210 ret->num_error = (-1);
4211 strcpy(ret->errormsg, "No recipients specified.");
4214 syslog(LOG_DEBUG, "validate_recipients()\n");
4215 syslog(LOG_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
4216 syslog(LOG_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
4217 syslog(LOG_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
4218 syslog(LOG_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
4219 syslog(LOG_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
4227 * Destructor for struct recptypes
4229 void free_recipients(struct recptypes *valid) {
4231 if (valid == NULL) {
4235 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
4236 syslog(LOG_EMERG, "Attempt to call free_recipients() on some other data type!\n");
4240 if (valid->errormsg != NULL) free(valid->errormsg);
4241 if (valid->recp_local != NULL) free(valid->recp_local);
4242 if (valid->recp_internet != NULL) free(valid->recp_internet);
4243 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
4244 if (valid->recp_room != NULL) free(valid->recp_room);
4245 if (valid->display_recp != NULL) free(valid->display_recp);
4246 if (valid->bounce_to != NULL) free(valid->bounce_to);
4247 if (valid->envelope_from != NULL) free(valid->envelope_from);
4254 * message entry - mode 0 (normal)
4256 void cmd_ent0(char *entargs)
4262 char supplied_euid[128];
4264 int format_type = 0;
4265 char newusername[256];
4266 char newuseremail[256];
4267 struct CtdlMessage *msg;
4271 struct recptypes *valid = NULL;
4272 struct recptypes *valid_to = NULL;
4273 struct recptypes *valid_cc = NULL;
4274 struct recptypes *valid_bcc = NULL;
4276 int subject_required = 0;
4281 int newuseremail_ok = 0;
4282 char references[SIZ];
4287 post = extract_int(entargs, 0);
4288 extract_token(recp, entargs, 1, '|', sizeof recp);
4289 anon_flag = extract_int(entargs, 2);
4290 format_type = extract_int(entargs, 3);
4291 extract_token(subject, entargs, 4, '|', sizeof subject);
4292 extract_token(newusername, entargs, 5, '|', sizeof newusername);
4293 do_confirm = extract_int(entargs, 6);
4294 extract_token(cc, entargs, 7, '|', sizeof cc);
4295 extract_token(bcc, entargs, 8, '|', sizeof bcc);
4296 switch(CC->room.QRdefaultview) {
4299 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
4302 supplied_euid[0] = 0;
4305 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
4306 extract_token(references, entargs, 11, '|', sizeof references);
4307 for (ptr=references; *ptr != 0; ++ptr) {
4308 if (*ptr == '!') *ptr = '|';
4311 /* first check to make sure the request is valid. */
4313 err = CtdlDoIHavePermissionToPostInThisRoom(
4318 (!IsEmptyStr(references)) /* is this a reply? or a top-level post? */
4322 cprintf("%d %s\n", err, errmsg);
4326 /* Check some other permission type things. */
4328 if (IsEmptyStr(newusername)) {
4329 strcpy(newusername, CC->user.fullname);
4331 if ( (CC->user.axlevel < AxAideU)
4332 && (strcasecmp(newusername, CC->user.fullname))
4333 && (strcasecmp(newusername, CC->cs_inet_fn))
4335 cprintf("%d You don't have permission to author messages as '%s'.\n",
4336 ERROR + HIGHER_ACCESS_REQUIRED,
4343 if (IsEmptyStr(newuseremail)) {
4344 newuseremail_ok = 1;
4347 if (!IsEmptyStr(newuseremail)) {
4348 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
4349 newuseremail_ok = 1;
4351 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
4352 j = num_tokens(CC->cs_inet_other_emails, '|');
4353 for (i=0; i<j; ++i) {
4354 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
4355 if (!strcasecmp(newuseremail, buf)) {
4356 newuseremail_ok = 1;
4362 if (!newuseremail_ok) {
4363 cprintf("%d You don't have permission to author messages as '%s'.\n",
4364 ERROR + HIGHER_ACCESS_REQUIRED,
4370 CC->cs_flags |= CS_POSTING;
4372 /* In mailbox rooms we have to behave a little differently --
4373 * make sure the user has specified at least one recipient. Then
4374 * validate the recipient(s). We do this for the Mail> room, as
4375 * well as any room which has the "Mailbox" view set - unless it
4376 * is the DRAFTS room which does not require recipients
4379 if ( ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
4380 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
4381 ) && (strcasecmp(&CC->room.QRname[11], USERDRAFTROOM)) !=0 ) {
4382 if (CC->user.axlevel < AxProbU) {
4383 strcpy(recp, "sysop");
4388 valid_to = validate_recipients(recp, NULL, 0);
4389 if (valid_to->num_error > 0) {
4390 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
4391 free_recipients(valid_to);
4395 valid_cc = validate_recipients(cc, NULL, 0);
4396 if (valid_cc->num_error > 0) {
4397 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
4398 free_recipients(valid_to);
4399 free_recipients(valid_cc);
4403 valid_bcc = validate_recipients(bcc, NULL, 0);
4404 if (valid_bcc->num_error > 0) {
4405 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
4406 free_recipients(valid_to);
4407 free_recipients(valid_cc);
4408 free_recipients(valid_bcc);
4412 /* Recipient required, but none were specified */
4413 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
4414 free_recipients(valid_to);
4415 free_recipients(valid_cc);
4416 free_recipients(valid_bcc);
4417 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
4421 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
4422 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
4423 cprintf("%d You do not have permission "
4424 "to send Internet mail.\n",
4425 ERROR + HIGHER_ACCESS_REQUIRED);
4426 free_recipients(valid_to);
4427 free_recipients(valid_cc);
4428 free_recipients(valid_bcc);
4433 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)
4434 && (CC->user.axlevel < AxNetU) ) {
4435 cprintf("%d Higher access required for network mail.\n",
4436 ERROR + HIGHER_ACCESS_REQUIRED);
4437 free_recipients(valid_to);
4438 free_recipients(valid_cc);
4439 free_recipients(valid_bcc);
4443 if ((RESTRICT_INTERNET == 1)
4444 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
4445 && ((CC->user.flags & US_INTERNET) == 0)
4446 && (!CC->internal_pgm)) {
4447 cprintf("%d You don't have access to Internet mail.\n",
4448 ERROR + HIGHER_ACCESS_REQUIRED);
4449 free_recipients(valid_to);
4450 free_recipients(valid_cc);
4451 free_recipients(valid_bcc);
4457 /* Is this a room which has anonymous-only or anonymous-option? */
4458 anonymous = MES_NORMAL;
4459 if (CC->room.QRflags & QR_ANONONLY) {
4460 anonymous = MES_ANONONLY;
4462 if (CC->room.QRflags & QR_ANONOPT) {
4463 if (anon_flag == 1) { /* only if the user requested it */
4464 anonymous = MES_ANONOPT;
4468 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
4472 /* Recommend to the client that the use of a message subject is
4473 * strongly recommended in this room, if either the SUBJECTREQ flag
4474 * is set, or if there is one or more Internet email recipients.
4476 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
4477 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
4478 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
4479 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
4481 /* If we're only checking the validity of the request, return
4482 * success without creating the message.
4485 cprintf("%d %s|%d\n", CIT_OK,
4486 ((valid_to != NULL) ? valid_to->display_recp : ""),
4488 free_recipients(valid_to);
4489 free_recipients(valid_cc);
4490 free_recipients(valid_bcc);
4494 /* We don't need these anymore because we'll do it differently below */
4495 free_recipients(valid_to);
4496 free_recipients(valid_cc);
4497 free_recipients(valid_bcc);
4499 /* Read in the message from the client. */
4501 cprintf("%d send message\n", START_CHAT_MODE);
4503 cprintf("%d send message\n", SEND_LISTING);
4506 msg = CtdlMakeMessage(&CC->user, recp, cc,
4507 CC->room.QRname, anonymous, format_type,
4508 newusername, newuseremail, subject,
4509 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
4512 /* Put together one big recipients struct containing to/cc/bcc all in
4513 * one. This is for the envelope.
4515 char *all_recps = malloc(SIZ * 3);
4516 strcpy(all_recps, recp);
4517 if (!IsEmptyStr(cc)) {
4518 if (!IsEmptyStr(all_recps)) {
4519 strcat(all_recps, ",");
4521 strcat(all_recps, cc);
4523 if (!IsEmptyStr(bcc)) {
4524 if (!IsEmptyStr(all_recps)) {
4525 strcat(all_recps, ",");
4527 strcat(all_recps, bcc);
4529 if (!IsEmptyStr(all_recps)) {
4530 valid = validate_recipients(all_recps, NULL, 0);
4538 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
4541 cprintf("%ld\n", msgnum);
4543 cprintf("Message accepted.\n");
4546 cprintf("Internal error.\n");
4548 if (msg->cm_fields['E'] != NULL) {
4549 cprintf("%s\n", msg->cm_fields['E']);
4556 CtdlFreeMessage(msg);
4558 if (valid != NULL) {
4559 free_recipients(valid);
4567 * API function to delete messages which match a set of criteria
4568 * (returns the actual number of messages deleted)
4570 int CtdlDeleteMessages(char *room_name, /* which room */
4571 long *dmsgnums, /* array of msg numbers to be deleted */
4572 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
4573 char *content_type /* or "" for any. regular expressions expected. */
4576 struct ctdlroom qrbuf;
4577 struct cdbdata *cdbfr;
4578 long *msglist = NULL;
4579 long *dellist = NULL;
4582 int num_deleted = 0;
4584 struct MetaData smi;
4587 int need_to_free_re = 0;
4589 if (content_type) if (!IsEmptyStr(content_type)) {
4590 regcomp(&re, content_type, 0);
4591 need_to_free_re = 1;
4593 syslog(LOG_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
4594 room_name, num_dmsgnums, content_type);
4596 /* get room record, obtaining a lock... */
4597 if (CtdlGetRoomLock(&qrbuf, room_name) != 0) {
4598 syslog(LOG_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
4600 if (need_to_free_re) regfree(&re);
4601 return (0); /* room not found */
4603 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4605 if (cdbfr != NULL) {
4606 dellist = malloc(cdbfr->len);
4607 msglist = (long *) cdbfr->ptr;
4608 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4609 num_msgs = cdbfr->len / sizeof(long);
4613 for (i = 0; i < num_msgs; ++i) {
4616 /* Set/clear a bit for each criterion */
4618 /* 0 messages in the list or a null list means that we are
4619 * interested in deleting any messages which meet the other criteria.
4621 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4622 delete_this |= 0x01;
4625 for (j=0; j<num_dmsgnums; ++j) {
4626 if (msglist[i] == dmsgnums[j]) {
4627 delete_this |= 0x01;
4632 if (IsEmptyStr(content_type)) {
4633 delete_this |= 0x02;
4635 GetMetaData(&smi, msglist[i]);
4636 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4637 delete_this |= 0x02;
4641 /* Delete message only if all bits are set */
4642 if (delete_this == 0x03) {
4643 dellist[num_deleted++] = msglist[i];
4648 num_msgs = sort_msglist(msglist, num_msgs);
4649 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4650 msglist, (int)(num_msgs * sizeof(long)));
4653 qrbuf.QRhighest = msglist[num_msgs - 1];
4655 qrbuf.QRhighest = 0;
4657 CtdlPutRoomLock(&qrbuf);
4659 /* Go through the messages we pulled out of the index, and decrement
4660 * their reference counts by 1. If this is the only room the message
4661 * was in, the reference count will reach zero and the message will
4662 * automatically be deleted from the database. We do this in a
4663 * separate pass because there might be plug-in hooks getting called,
4664 * and we don't want that happening during an S_ROOMS critical
4667 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4668 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4669 AdjRefCount(dellist[i], -1);
4672 /* Now free the memory we used, and go away. */
4673 if (msglist != NULL) free(msglist);
4674 if (dellist != NULL) free(dellist);
4675 syslog(LOG_DEBUG, "%d message(s) deleted.\n", num_deleted);
4676 if (need_to_free_re) regfree(&re);
4677 return (num_deleted);
4683 * Check whether the current user has permission to delete messages from
4684 * the current room (returns 1 for yes, 0 for no)
4686 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4688 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4689 if (ra & UA_DELETEALLOWED) return(1);
4697 * Delete message from current room
4699 void cmd_dele(char *args)
4708 extract_token(msgset, args, 0, '|', sizeof msgset);
4709 num_msgs = num_tokens(msgset, ',');
4711 cprintf("%d Nothing to do.\n", CIT_OK);
4715 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4716 cprintf("%d Higher access required.\n",
4717 ERROR + HIGHER_ACCESS_REQUIRED);
4722 * Build our message set to be moved/copied
4724 msgs = malloc(num_msgs * sizeof(long));
4725 for (i=0; i<num_msgs; ++i) {
4726 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4727 msgs[i] = atol(msgtok);
4730 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4734 cprintf("%d %d message%s deleted.\n", CIT_OK,
4735 num_deleted, ((num_deleted != 1) ? "s" : ""));
4737 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4745 * move or copy a message to another room
4747 void cmd_move(char *args)
4754 char targ[ROOMNAMELEN];
4755 struct ctdlroom qtemp;
4762 extract_token(msgset, args, 0, '|', sizeof msgset);
4763 num_msgs = num_tokens(msgset, ',');
4765 cprintf("%d Nothing to do.\n", CIT_OK);
4769 extract_token(targ, args, 1, '|', sizeof targ);
4770 convert_room_name_macros(targ, sizeof targ);
4771 targ[ROOMNAMELEN - 1] = 0;
4772 is_copy = extract_int(args, 2);
4774 if (CtdlGetRoom(&qtemp, targ) != 0) {
4775 cprintf("%d '%s' does not exist.\n", ERROR + ROOM_NOT_FOUND, targ);
4779 if (!strcasecmp(qtemp.QRname, CC->room.QRname)) {
4780 cprintf("%d Source and target rooms are the same.\n", ERROR + ALREADY_EXISTS);
4784 CtdlGetUser(&CC->user, CC->curr_user);
4785 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4787 /* Check for permission to perform this operation.
4788 * Remember: "CC->room" is source, "qtemp" is target.
4792 /* Aides can move/copy */
4793 if (CC->user.axlevel >= AxAideU) permit = 1;
4795 /* Room aides can move/copy */
4796 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4798 /* Permit move/copy from personal rooms */
4799 if ((CC->room.QRflags & QR_MAILBOX)
4800 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4802 /* Permit only copy from public to personal room */
4804 && (!(CC->room.QRflags & QR_MAILBOX))
4805 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4807 /* Permit message removal from collaborative delete rooms */
4808 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4810 /* Users allowed to post into the target room may move into it too. */
4811 if ((CC->room.QRflags & QR_MAILBOX) &&
4812 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4814 /* User must have access to target room */
4815 if (!(ra & UA_KNOWN)) permit = 0;
4818 cprintf("%d Higher access required.\n",
4819 ERROR + HIGHER_ACCESS_REQUIRED);
4824 * Build our message set to be moved/copied
4826 msgs = malloc(num_msgs * sizeof(long));
4827 for (i=0; i<num_msgs; ++i) {
4828 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4829 msgs[i] = atol(msgtok);
4835 err = CtdlSaveMsgPointersInRoom(targ, msgs, num_msgs, 1, NULL, 0);
4837 cprintf("%d Cannot store message(s) in %s: error %d\n",
4843 /* Now delete the message from the source room,
4844 * if this is a 'move' rather than a 'copy' operation.
4847 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4851 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4857 * GetMetaData() - Get the supplementary record for a message
4859 void GetMetaData(struct MetaData *smibuf, long msgnum)
4862 struct cdbdata *cdbsmi;
4865 memset(smibuf, 0, sizeof(struct MetaData));
4866 smibuf->meta_msgnum = msgnum;
4867 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4869 /* Use the negative of the message number for its supp record index */
4870 TheIndex = (0L - msgnum);
4872 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4873 if (cdbsmi == NULL) {
4874 return; /* record not found; go with defaults */
4876 memcpy(smibuf, cdbsmi->ptr,
4877 ((cdbsmi->len > sizeof(struct MetaData)) ?
4878 sizeof(struct MetaData) : cdbsmi->len));
4885 * PutMetaData() - (re)write supplementary record for a message
4887 void PutMetaData(struct MetaData *smibuf)
4891 /* Use the negative of the message number for the metadata db index */
4892 TheIndex = (0L - smibuf->meta_msgnum);
4894 cdb_store(CDB_MSGMAIN,
4895 &TheIndex, (int)sizeof(long),
4896 smibuf, (int)sizeof(struct MetaData));
4901 * AdjRefCount - submit an adjustment to the reference count for a message.
4902 * (These are just queued -- we actually process them later.)
4904 void AdjRefCount(long msgnum, int incr)
4906 struct arcq new_arcq;
4909 syslog(LOG_DEBUG, "AdjRefCount() msg %ld ref count delta %+d\n",
4913 begin_critical_section(S_SUPPMSGMAIN);
4914 if (arcfp == NULL) {
4915 arcfp = fopen(file_arcq, "ab+");
4917 end_critical_section(S_SUPPMSGMAIN);
4919 /* msgnum < 0 means that we're trying to close the file */
4921 syslog(LOG_DEBUG, "Closing the AdjRefCount queue file\n");
4922 begin_critical_section(S_SUPPMSGMAIN);
4923 if (arcfp != NULL) {
4927 end_critical_section(S_SUPPMSGMAIN);
4932 * If we can't open the queue, perform the operation synchronously.
4934 if (arcfp == NULL) {
4935 TDAP_AdjRefCount(msgnum, incr);
4939 new_arcq.arcq_msgnum = msgnum;
4940 new_arcq.arcq_delta = incr;
4941 rv = fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4943 syslog(LOG_EMERG, "Couldn't write Refcount Queue File %s: %s\n",
4954 * TDAP_ProcessAdjRefCountQueue()
4956 * Process the queue of message count adjustments that was created by calls
4957 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4958 * for each one. This should be an "off hours" operation.
4960 int TDAP_ProcessAdjRefCountQueue(void)
4962 char file_arcq_temp[PATH_MAX];
4965 struct arcq arcq_rec;
4966 int num_records_processed = 0;
4968 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
4970 begin_critical_section(S_SUPPMSGMAIN);
4971 if (arcfp != NULL) {
4976 r = link(file_arcq, file_arcq_temp);
4978 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4979 end_critical_section(S_SUPPMSGMAIN);
4980 return(num_records_processed);
4984 end_critical_section(S_SUPPMSGMAIN);
4986 fp = fopen(file_arcq_temp, "rb");
4988 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4989 return(num_records_processed);
4992 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4993 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4994 ++num_records_processed;
4998 r = unlink(file_arcq_temp);
5000 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
5003 return(num_records_processed);
5009 * TDAP_AdjRefCount - adjust the reference count for a message.
5010 * This one does it "for real" because it's called by
5011 * the autopurger function that processes the queue
5012 * created by AdjRefCount(). If a message's reference
5013 * count becomes zero, we also delete the message from
5014 * disk and de-index it.
5016 void TDAP_AdjRefCount(long msgnum, int incr)
5019 struct MetaData smi;
5022 /* This is a *tight* critical section; please keep it that way, as
5023 * it may get called while nested in other critical sections.
5024 * Complicating this any further will surely cause deadlock!
5026 begin_critical_section(S_SUPPMSGMAIN);
5027 GetMetaData(&smi, msgnum);
5028 smi.meta_refcount += incr;
5030 end_critical_section(S_SUPPMSGMAIN);
5031 syslog(LOG_DEBUG, "TDAP_AdjRefCount() msg %ld ref count delta %+d, is now %d\n",
5032 msgnum, incr, smi.meta_refcount
5035 /* If the reference count is now zero, delete the message
5036 * (and its supplementary record as well).
5038 if (smi.meta_refcount == 0) {
5039 syslog(LOG_DEBUG, "Deleting message <%ld>\n", msgnum);
5041 /* Call delete hooks with NULL room to show it has gone altogether */
5042 PerformDeleteHooks(NULL, msgnum);
5044 /* Remove from message base */
5046 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5047 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
5049 /* Remove metadata record */
5050 delnum = (0L - msgnum);
5051 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5057 * Write a generic object to this room
5059 * Note: this could be much more efficient. Right now we use two temporary
5060 * files, and still pull the message into memory as with all others.
5062 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
5063 char *content_type, /* MIME type of this object */
5064 char *raw_message, /* Data to be written */
5065 off_t raw_length, /* Size of raw_message */
5066 struct ctdluser *is_mailbox, /* Mailbox room? */
5067 int is_binary, /* Is encoding necessary? */
5068 int is_unique, /* Del others of this type? */
5069 unsigned int flags /* Internal save flags */
5073 struct ctdlroom qrbuf;
5074 char roomname[ROOMNAMELEN];
5075 struct CtdlMessage *msg;
5076 char *encoded_message = NULL;
5078 if (is_mailbox != NULL) {
5079 CtdlMailboxName(roomname, sizeof roomname, is_mailbox, req_room);
5082 safestrncpy(roomname, req_room, sizeof(roomname));
5085 syslog(LOG_DEBUG, "Raw length is %ld\n", (long)raw_length);
5088 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
5091 encoded_message = malloc((size_t)(raw_length + 4096));
5094 sprintf(encoded_message, "Content-type: %s\n", content_type);
5097 sprintf(&encoded_message[strlen(encoded_message)],
5098 "Content-transfer-encoding: base64\n\n"
5102 sprintf(&encoded_message[strlen(encoded_message)],
5103 "Content-transfer-encoding: 7bit\n\n"
5109 &encoded_message[strlen(encoded_message)],
5117 &encoded_message[strlen(encoded_message)],
5123 syslog(LOG_DEBUG, "Allocating\n");
5124 msg = malloc(sizeof(struct CtdlMessage));
5125 memset(msg, 0, sizeof(struct CtdlMessage));
5126 msg->cm_magic = CTDLMESSAGE_MAGIC;
5127 msg->cm_anon_type = MES_NORMAL;
5128 msg->cm_format_type = 4;
5129 msg->cm_fields['A'] = strdup(CC->user.fullname);
5130 msg->cm_fields['O'] = strdup(req_room);
5131 msg->cm_fields['N'] = strdup(config.c_nodename);
5132 msg->cm_fields['H'] = strdup(config.c_humannode);
5133 msg->cm_flags = flags;
5135 msg->cm_fields['M'] = encoded_message;
5137 /* Create the requested room if we have to. */
5138 if (CtdlGetRoom(&qrbuf, roomname) != 0) {
5139 CtdlCreateRoom(roomname,
5140 ( (is_mailbox != NULL) ? 5 : 3 ),
5141 "", 0, 1, 0, VIEW_BBS);
5143 /* If the caller specified this object as unique, delete all
5144 * other objects of this type that are currently in the room.
5147 syslog(LOG_DEBUG, "Deleted %d other msgs of this type\n",
5148 CtdlDeleteMessages(roomname, NULL, 0, content_type)
5151 /* Now write the data */
5152 CtdlSubmitMsg(msg, NULL, roomname, 0);
5153 CtdlFreeMessage(msg);
5161 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
5162 config_msgnum = msgnum;
5166 char *CtdlGetSysConfig(char *sysconfname) {
5167 char hold_rm[ROOMNAMELEN];
5170 struct CtdlMessage *msg;
5173 strcpy(hold_rm, CC->room.QRname);
5174 if (CtdlGetRoom(&CC->room, SYSCONFIGROOM) != 0) {
5175 CtdlGetRoom(&CC->room, hold_rm);
5180 /* We want the last (and probably only) config in this room */
5181 begin_critical_section(S_CONFIG);
5182 config_msgnum = (-1L);
5183 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
5184 CtdlGetSysConfigBackend, NULL);
5185 msgnum = config_msgnum;
5186 end_critical_section(S_CONFIG);
5192 msg = CtdlFetchMessage(msgnum, 1);
5194 conf = strdup(msg->cm_fields['M']);
5195 CtdlFreeMessage(msg);
5202 CtdlGetRoom(&CC->room, hold_rm);
5204 if (conf != NULL) do {
5205 extract_token(buf, conf, 0, '\n', sizeof buf);
5206 strcpy(conf, &conf[strlen(buf)+1]);
5207 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
5213 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
5214 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
5219 * Determine whether a given Internet address belongs to the current user
5221 int CtdlIsMe(char *addr, int addr_buf_len)
5223 struct recptypes *recp;
5226 recp = validate_recipients(addr, NULL, 0);
5227 if (recp == NULL) return(0);
5229 if (recp->num_local == 0) {
5230 free_recipients(recp);
5234 for (i=0; i<recp->num_local; ++i) {
5235 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
5236 if (!strcasecmp(addr, CC->user.fullname)) {
5237 free_recipients(recp);
5242 free_recipients(recp);
5248 * Citadel protocol command to do the same
5250 void cmd_isme(char *argbuf) {
5253 if (CtdlAccessCheck(ac_logged_in)) return;
5254 extract_token(addr, argbuf, 0, '|', sizeof addr);
5256 if (CtdlIsMe(addr, sizeof addr)) {
5257 cprintf("%d %s\n", CIT_OK, addr);
5260 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);
5266 /*****************************************************************************/
5267 /* MODULE INITIALIZATION STUFF */
5268 /*****************************************************************************/
5270 CTDL_MODULE_INIT(msgbase)
5273 CtdlRegisterProtoHook(cmd_msgs, "MSGS", "Output a list of messages in the current room");
5274 CtdlRegisterProtoHook(cmd_msg0, "MSG0", "Output a message in plain text format");
5275 CtdlRegisterProtoHook(cmd_msg2, "MSG2", "Output a message in RFC822 format");
5276 CtdlRegisterProtoHook(cmd_msg3, "MSG3", "Output a message in raw format (deprecated)");
5277 CtdlRegisterProtoHook(cmd_msg4, "MSG4", "Output a message in the client's preferred format");
5278 CtdlRegisterProtoHook(cmd_msgp, "MSGP", "Select preferred format for MSG4 output");
5279 CtdlRegisterProtoHook(cmd_opna, "OPNA", "Open an attachment for download");
5280 CtdlRegisterProtoHook(cmd_dlat, "DLAT", "Download an attachment");
5281 CtdlRegisterProtoHook(cmd_ent0, "ENT0", "Enter a message");
5282 CtdlRegisterProtoHook(cmd_dele, "DELE", "Delete a message");
5283 CtdlRegisterProtoHook(cmd_move, "MOVE", "Move or copy a message to another room");
5284 CtdlRegisterProtoHook(cmd_isme, "ISME", "Determine whether an email address belongs to a user");
5287 /* return our Subversion id for the Log */