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"
67 #include "serv_network.h"
70 #include "ctdl_module.h"
73 struct addresses_to_be_filed *atbf = NULL;
75 /* This temp file holds the queue of operations for AdjRefCount() */
76 static FILE *arcfp = NULL;
79 * This really belongs in serv_network.c, but I don't know how to export
80 * symbols between modules.
82 struct FilterList *filterlist = NULL;
86 * These are the four-character field headers we use when outputting
87 * messages in Citadel format (as opposed to RFC822 format).
90 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
91 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
92 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
93 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
94 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
95 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
96 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
97 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
126 * This function is self explanatory.
127 * (What can I say, I'm in a weird mood today...)
129 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
133 for (i = 0; i < strlen(name); ++i) {
134 if (name[i] == '@') {
135 while (isspace(name[i - 1]) && i > 0) {
136 strcpy(&name[i - 1], &name[i]);
139 while (isspace(name[i + 1])) {
140 strcpy(&name[i + 1], &name[i + 2]);
148 * Aliasing for network mail.
149 * (Error messages have been commented out, because this is a server.)
151 int alias(char *name)
152 { /* process alias and routing info for mail */
155 char aaa[SIZ], bbb[SIZ];
156 char *ignetcfg = NULL;
157 char *ignetmap = NULL;
163 char original_name[256];
164 safestrncpy(original_name, name, sizeof original_name);
167 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
168 stripallbut(name, '<', '>');
170 fp = fopen(file_mail_aliases, "r");
172 fp = fopen("/dev/null", "r");
179 while (fgets(aaa, sizeof aaa, fp) != NULL) {
180 while (isspace(name[0]))
181 strcpy(name, &name[1]);
182 aaa[strlen(aaa) - 1] = 0;
184 for (a = 0; a < strlen(aaa); ++a) {
186 strcpy(bbb, &aaa[a + 1]);
190 if (!strcasecmp(name, aaa))
195 /* Hit the Global Address Book */
196 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
200 if (strcasecmp(original_name, name)) {
201 syslog(LOG_INFO, "%s is being forwarded to %s\n", original_name, name);
204 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
205 for (a=0; a<strlen(name); ++a) {
206 if (name[a] == '@') {
207 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
209 syslog(LOG_INFO, "Changed to <%s>\n", name);
214 /* determine local or remote type, see citadel.h */
215 at = haschar(name, '@');
216 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
217 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
218 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
220 /* figure out the delivery mode */
221 extract_token(node, name, 1, '@', sizeof node);
223 /* If there are one or more dots in the nodename, we assume that it
224 * is an FQDN and will attempt SMTP delivery to the Internet.
226 if (haschar(node, '.') > 0) {
227 return(MES_INTERNET);
230 /* Otherwise we look in the IGnet maps for a valid Citadel node.
231 * Try directly-connected nodes first...
233 ignetcfg = CtdlGetSysConfig(IGNETCFG);
234 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
235 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
236 extract_token(testnode, buf, 0, '|', sizeof testnode);
237 if (!strcasecmp(node, testnode)) {
245 * Then try nodes that are two or more hops away.
247 ignetmap = CtdlGetSysConfig(IGNETMAP);
248 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
249 extract_token(buf, ignetmap, i, '\n', sizeof buf);
250 extract_token(testnode, buf, 0, '|', sizeof testnode);
251 if (!strcasecmp(node, testnode)) {
258 /* If we get to this point it's an invalid node name */
264 * Back end for the MSGS command: output message number only.
266 void simple_listing(long msgnum, void *userdata)
268 cprintf("%ld\n", msgnum);
274 * Back end for the MSGS command: output header summary.
276 void headers_listing(long msgnum, void *userdata)
278 struct CtdlMessage *msg;
280 msg = CtdlFetchMessage(msgnum, 0);
282 cprintf("%ld|0|||||\n", msgnum);
286 cprintf("%ld|%s|%s|%s|%s|%s|\n",
288 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
289 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
290 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
291 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
292 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
294 CtdlFreeMessage(msg);
298 * Back end for the MSGS command: output EUID header.
300 void headers_euid(long msgnum, void *userdata)
302 struct CtdlMessage *msg;
304 msg = CtdlFetchMessage(msgnum, 0);
306 cprintf("%ld||\n", msgnum);
310 cprintf("%ld|%s|%s\n",
312 (msg->cm_fields['E'] ? msg->cm_fields['E'] : ""),
313 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"));
314 CtdlFreeMessage(msg);
321 /* Determine if a given message matches the fields in a message template.
322 * Return 0 for a successful match.
324 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
327 /* If there aren't any fields in the template, all messages will
330 if (template == NULL) return(0);
332 /* Null messages are bogus. */
333 if (msg == NULL) return(1);
335 for (i='A'; i<='Z'; ++i) {
336 if (template->cm_fields[i] != NULL) {
337 if (msg->cm_fields[i] == NULL) {
338 /* Considered equal if temmplate is empty string */
339 if (IsEmptyStr(template->cm_fields[i])) continue;
342 if (strcasecmp(msg->cm_fields[i],
343 template->cm_fields[i])) return 1;
347 /* All compares succeeded: we have a match! */
354 * Retrieve the "seen" message list for the current room.
356 void CtdlGetSeen(char *buf, int which_set) {
359 /* Learn about the user and room in question */
360 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
362 if (which_set == ctdlsetseen_seen)
363 safestrncpy(buf, vbuf.v_seen, SIZ);
364 if (which_set == ctdlsetseen_answered)
365 safestrncpy(buf, vbuf.v_answered, SIZ);
371 * Manipulate the "seen msgs" string (or other message set strings)
373 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
374 int target_setting, int which_set,
375 struct ctdluser *which_user, struct ctdlroom *which_room) {
376 struct cdbdata *cdbfr;
390 char *is_set; /* actually an array of booleans */
392 /* Don't bother doing *anything* if we were passed a list of zero messages */
393 if (num_target_msgnums < 1) {
397 /* If no room was specified, we go with the current room. */
399 which_room = &CC->room;
402 /* If no user was specified, we go with the current user. */
404 which_user = &CC->user;
407 syslog(LOG_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %s, %d) in <%s>\n",
408 num_target_msgnums, target_msgnums[0],
409 (target_setting ? "SET" : "CLEAR"),
413 /* Learn about the user and room in question */
414 CtdlGetRelationship(&vbuf, which_user, which_room);
416 /* Load the message list */
417 cdbfr = cdb_fetch(CDB_MSGLISTS, &which_room->QRnumber, sizeof(long));
419 msglist = (long *) cdbfr->ptr;
420 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
421 num_msgs = cdbfr->len / sizeof(long);
424 return; /* No messages at all? No further action. */
427 is_set = malloc(num_msgs * sizeof(char));
428 memset(is_set, 0, (num_msgs * sizeof(char)) );
430 /* Decide which message set we're manipulating */
432 case ctdlsetseen_seen:
433 vset = NewStrBufPlain(vbuf.v_seen, -1);
435 case ctdlsetseen_answered:
436 vset = NewStrBufPlain(vbuf.v_answered, -1);
443 #if 0 /* This is a special diagnostic section. Do not allow it to run during normal operation. */
444 syslog(LOG_DEBUG, "There are %d messages in the room.\n", num_msgs);
445 for (i=0; i<num_msgs; ++i) {
446 if ((i > 0) && (msglist[i] <= msglist[i-1])) abort();
448 syslog(LOG_DEBUG, "We are twiddling %d of them.\n", num_target_msgnums);
449 for (k=0; k<num_target_msgnums; ++k) {
450 if ((k > 0) && (target_msgnums[k] <= target_msgnums[k-1])) abort();
454 syslog(LOG_DEBUG, "before update: %s\n", ChrPtr(vset));
456 /* Translate the existing sequence set into an array of booleans */
457 setstr = NewStrBuf();
461 while (StrBufExtract_NextToken(setstr, vset, &pvset, ',') >= 0) {
463 StrBufExtract_token(lostr, setstr, 0, ':');
464 if (StrBufNum_tokens(setstr, ':') >= 2) {
465 StrBufExtract_token(histr, setstr, 1, ':');
469 StrBufAppendBuf(histr, lostr, 0);
472 if (!strcmp(ChrPtr(histr), "*")) {
479 for (i = 0; i < num_msgs; ++i) {
480 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
490 /* Now translate the array of booleans back into a sequence set */
496 for (i=0; i<num_msgs; ++i) {
500 for (k=0; k<num_target_msgnums; ++k) {
501 if (msglist[i] == target_msgnums[k]) {
502 is_seen = target_setting;
506 if ((was_seen == 0) && (is_seen == 1)) {
509 else if ((was_seen == 1) && (is_seen == 0)) {
512 if (StrLength(vset) > 0) {
513 StrBufAppendBufPlain(vset, HKEY(","), 0);
516 StrBufAppendPrintf(vset, "%ld", hi);
519 StrBufAppendPrintf(vset, "%ld:%ld", lo, hi);
523 if ((is_seen) && (i == num_msgs - 1)) {
524 if (StrLength(vset) > 0) {
525 StrBufAppendBufPlain(vset, HKEY(","), 0);
527 if ((i==0) || (was_seen == 0)) {
528 StrBufAppendPrintf(vset, "%ld", msglist[i]);
531 StrBufAppendPrintf(vset, "%ld:%ld", lo, msglist[i]);
539 * We will have to stuff this string back into a 4096 byte buffer, so if it's
540 * larger than that now, truncate it by removing tokens from the beginning.
541 * The limit of 100 iterations is there to prevent an infinite loop in case
542 * something unexpected happens.
544 int number_of_truncations = 0;
545 while ( (StrLength(vset) > SIZ) && (number_of_truncations < 100) ) {
546 StrBufRemove_token(vset, 0, ',');
547 ++number_of_truncations;
551 * If we're truncating the sequence set of messages marked with the 'seen' flag,
552 * we want the earliest messages (the truncated ones) to be marked, not unmarked.
553 * Otherwise messages at the beginning will suddenly appear to be 'unseen'.
555 if ( (which_set == ctdlsetseen_seen) && (number_of_truncations > 0) ) {
557 first_tok = NewStrBuf();
558 StrBufExtract_token(first_tok, vset, 0, ',');
559 StrBufRemove_token(vset, 0, ',');
561 if (StrBufNum_tokens(first_tok, ':') > 1) {
562 StrBufRemove_token(first_tok, 0, ':');
566 new_set = NewStrBuf();
567 StrBufAppendBufPlain(new_set, HKEY("1:"), 0);
568 StrBufAppendBuf(new_set, first_tok, 0);
569 StrBufAppendBufPlain(new_set, HKEY(":"), 0);
570 StrBufAppendBuf(new_set, vset, 0);
573 FreeStrBuf(&first_tok);
577 syslog(LOG_DEBUG, " after update: %s\n", ChrPtr(vset));
579 /* Decide which message set we're manipulating */
581 case ctdlsetseen_seen:
582 safestrncpy(vbuf.v_seen, ChrPtr(vset), sizeof vbuf.v_seen);
584 case ctdlsetseen_answered:
585 safestrncpy(vbuf.v_answered, ChrPtr(vset), sizeof vbuf.v_answered);
591 CtdlSetRelationship(&vbuf, which_user, which_room);
597 * API function to perform an operation for each qualifying message in the
598 * current room. (Returns the number of messages processed.)
600 int CtdlForEachMessage(int mode, long ref, char *search_string,
602 struct CtdlMessage *compare,
603 ForEachMsgCallback CallBack,
609 struct cdbdata *cdbfr;
610 long *msglist = NULL;
612 int num_processed = 0;
615 struct CtdlMessage *msg = NULL;
618 int printed_lastold = 0;
619 int num_search_msgs = 0;
620 long *search_msgs = NULL;
622 int need_to_free_re = 0;
625 if ((content_type) && (!IsEmptyStr(content_type))) {
626 regcomp(&re, content_type, 0);
630 /* Learn about the user and room in question */
631 CtdlGetUser(&CC->user, CC->curr_user);
632 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
634 /* Load the message list */
635 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
637 if (need_to_free_re) regfree(&re);
638 return 0; /* No messages at all? No further action. */
641 msglist = (long *) cdbfr->ptr;
642 num_msgs = cdbfr->len / sizeof(long);
644 cdbfr->ptr = NULL; /* clear this so that cdb_free() doesn't free it */
645 cdb_free(cdbfr); /* we own this memory now */
648 * We cache the most recent msglist in order to do security checks later
650 if (CC->client_socket > 0) {
651 if (CC->cached_msglist != NULL) {
652 free(CC->cached_msglist);
655 CC->cached_msglist = msglist;
656 CC->cached_num_msgs = num_msgs;
657 syslog(LOG_DEBUG, "\033[34m RELOAD \033[0m\n");
661 * Now begin the traversal.
663 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
665 /* If the caller is looking for a specific MIME type, filter
666 * out all messages which are not of the type requested.
668 if ((content_type != NULL) && (!IsEmptyStr(content_type))) {
670 /* This call to GetMetaData() sits inside this loop
671 * so that we only do the extra database read per msg
672 * if we need to. Doing the extra read all the time
673 * really kills the server. If we ever need to use
674 * metadata for another search criterion, we need to
675 * move the read somewhere else -- but still be smart
676 * enough to only do the read if the caller has
677 * specified something that will need it.
679 GetMetaData(&smi, msglist[a]);
681 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
682 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
688 num_msgs = sort_msglist(msglist, num_msgs);
690 /* If a template was supplied, filter out the messages which
691 * don't match. (This could induce some delays!)
694 if (compare != NULL) {
695 for (a = 0; a < num_msgs; ++a) {
696 msg = CtdlFetchMessage(msglist[a], 1);
698 if (CtdlMsgCmp(msg, compare)) {
701 CtdlFreeMessage(msg);
707 /* If a search string was specified, get a message list from
708 * the full text index and remove messages which aren't on both
712 * Since the lists are sorted and strictly ascending, and the
713 * output list is guaranteed to be shorter than or equal to the
714 * input list, we overwrite the bottom of the input list. This
715 * eliminates the need to memmove big chunks of the list over and
718 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
720 /* Call search module via hook mechanism.
721 * NULL means use any search function available.
722 * otherwise replace with a char * to name of search routine
724 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
726 if (num_search_msgs > 0) {
730 orig_num_msgs = num_msgs;
732 for (i=0; i<orig_num_msgs; ++i) {
733 for (j=0; j<num_search_msgs; ++j) {
734 if (msglist[i] == search_msgs[j]) {
735 msglist[num_msgs++] = msglist[i];
741 num_msgs = 0; /* No messages qualify */
743 if (search_msgs != NULL) free(search_msgs);
745 /* Now that we've purged messages which don't contain the search
746 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
753 * Now iterate through the message list, according to the
754 * criteria supplied by the caller.
757 for (a = 0; a < num_msgs; ++a) {
758 thismsg = msglist[a];
759 if (mode == MSGS_ALL) {
763 is_seen = is_msg_in_sequence_set(
764 vbuf.v_seen, thismsg);
765 if (is_seen) lastold = thismsg;
771 || ((mode == MSGS_OLD) && (is_seen))
772 || ((mode == MSGS_NEW) && (!is_seen))
773 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
774 || ((mode == MSGS_FIRST) && (a < ref))
775 || ((mode == MSGS_GT) && (thismsg > ref))
776 || ((mode == MSGS_LT) && (thismsg < ref))
777 || ((mode == MSGS_EQ) && (thismsg == ref))
780 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
782 CallBack(lastold, userdata);
786 if (CallBack) CallBack(thismsg, userdata);
790 if (need_to_free_re) regfree(&re);
791 if (CC->client_socket <= 0) free(msglist);
792 return num_processed;
798 * cmd_msgs() - get list of message #'s in this room
799 * implements the MSGS server command using CtdlForEachMessage()
801 void cmd_msgs(char *cmdbuf)
810 int with_template = 0;
811 struct CtdlMessage *template = NULL;
812 char search_string[1024];
813 ForEachMsgCallback CallBack;
815 if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
817 extract_token(which, cmdbuf, 0, '|', sizeof which);
818 cm_ref = extract_int(cmdbuf, 1);
819 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
820 with_template = extract_int(cmdbuf, 2);
821 switch (extract_int(cmdbuf, 3))
825 CallBack = simple_listing;
828 CallBack = headers_listing;
831 CallBack = headers_euid;
836 if (!strncasecmp(which, "OLD", 3))
838 else if (!strncasecmp(which, "NEW", 3))
840 else if (!strncasecmp(which, "FIRST", 5))
842 else if (!strncasecmp(which, "LAST", 4))
844 else if (!strncasecmp(which, "GT", 2))
846 else if (!strncasecmp(which, "LT", 2))
848 else if (!strncasecmp(which, "SEARCH", 6))
853 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
854 cprintf("%d Full text index is not enabled on this server.\n",
855 ERROR + CMD_NOT_SUPPORTED);
861 cprintf("%d Send template then receive message list\n",
863 template = (struct CtdlMessage *)
864 malloc(sizeof(struct CtdlMessage));
865 memset(template, 0, sizeof(struct CtdlMessage));
866 template->cm_magic = CTDLMESSAGE_MAGIC;
867 template->cm_anon_type = MES_NORMAL;
869 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
870 extract_token(tfield, buf, 0, '|', sizeof tfield);
871 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
872 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
873 if (!strcasecmp(tfield, msgkeys[i])) {
874 template->cm_fields[i] =
882 cprintf("%d \n", LISTING_FOLLOWS);
885 CtdlForEachMessage(mode,
886 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
887 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
892 if (template != NULL) CtdlFreeMessage(template);
900 * help_subst() - support routine for help file viewer
902 void help_subst(char *strbuf, char *source, char *dest)
907 while (p = pattern2(strbuf, source), (p >= 0)) {
908 strcpy(workbuf, &strbuf[p + strlen(source)]);
909 strcpy(&strbuf[p], dest);
910 strcat(strbuf, workbuf);
915 void do_help_subst(char *buffer)
919 help_subst(buffer, "^nodename", config.c_nodename);
920 help_subst(buffer, "^humannode", config.c_humannode);
921 help_subst(buffer, "^fqdn", config.c_fqdn);
922 help_subst(buffer, "^username", CC->user.fullname);
923 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
924 help_subst(buffer, "^usernum", buf2);
925 help_subst(buffer, "^sysadm", config.c_sysadm);
926 help_subst(buffer, "^variantname", CITADEL);
927 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
928 help_subst(buffer, "^maxsessions", buf2);
929 help_subst(buffer, "^bbsdir", ctdl_message_dir);
935 * memfmout() - Citadel text formatter and paginator.
936 * Although the original purpose of this routine was to format
937 * text to the reader's screen width, all we're really using it
938 * for here is to format text out to 80 columns before sending it
939 * to the client. The client software may reformat it again.
942 char *mptr, /* where are we going to get our text from? */
943 const char *nl /* string to terminate lines with */
946 unsigned char ch = 0;
953 while (ch=*(mptr++), ch != 0) {
956 if (client_write(outbuf, len) == -1)
958 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
962 if (client_write(nl, nllen) == -1)
964 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
969 else if (ch == '\r') {
970 /* Ignore carriage returns. Newlines are always LF or CRLF but never CR. */
972 else if (isspace(ch)) {
973 if (column > 72) { /* Beyond 72 columns, break on the next space */
974 if (client_write(outbuf, len) == -1)
976 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
980 if (client_write(nl, nllen) == -1)
982 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
995 if (column > 1000) { /* Beyond 1000 columns, break anywhere */
996 if (client_write(outbuf, len) == -1)
998 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1002 if (client_write(nl, nllen) == -1)
1004 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1012 if (client_write(outbuf, len) == -1)
1014 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1018 client_write(nl, nllen);
1026 * Callback function for mime parser that simply lists the part
1028 void list_this_part(char *name, char *filename, char *partnum, char *disp,
1029 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1030 char *cbid, void *cbuserdata)
1034 ma = (struct ma_info *)cbuserdata;
1035 if (ma->is_ma == 0) {
1036 cprintf("part=%s|%s|%s|%s|%s|%ld|%s|%s\n",
1049 * Callback function for multipart prefix
1051 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
1052 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1053 char *cbid, void *cbuserdata)
1057 ma = (struct ma_info *)cbuserdata;
1058 if (!strcasecmp(cbtype, "multipart/alternative")) {
1062 if (ma->is_ma == 0) {
1063 cprintf("pref=%s|%s\n", partnum, cbtype);
1068 * Callback function for multipart sufffix
1070 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
1071 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1072 char *cbid, void *cbuserdata)
1076 ma = (struct ma_info *)cbuserdata;
1077 if (ma->is_ma == 0) {
1078 cprintf("suff=%s|%s\n", partnum, cbtype);
1080 if (!strcasecmp(cbtype, "multipart/alternative")) {
1087 * Callback function for mime parser that opens a section for downloading
1089 void mime_download(char *name, char *filename, char *partnum, char *disp,
1090 void *content, char *cbtype, char *cbcharset, size_t length,
1091 char *encoding, char *cbid, void *cbuserdata)
1095 /* Silently go away if there's already a download open. */
1096 if (CC->download_fp != NULL)
1100 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1101 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1103 CC->download_fp = tmpfile();
1104 if (CC->download_fp == NULL)
1107 rv = fwrite(content, length, 1, CC->download_fp);
1108 fflush(CC->download_fp);
1109 rewind(CC->download_fp);
1111 OpenCmdResult(filename, cbtype);
1118 * Callback function for mime parser that outputs a section all at once.
1119 * We can specify the desired section by part number *or* content-id.
1121 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
1122 void *content, char *cbtype, char *cbcharset, size_t length,
1123 char *encoding, char *cbid, void *cbuserdata)
1125 int *found_it = (int *)cbuserdata;
1128 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1129 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1132 cprintf("%d %d|-1|%s|%s|%s\n",
1139 client_write(content, length);
1145 * Load a message from disk into memory.
1146 * This is used by CtdlOutputMsg() and other fetch functions.
1148 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1149 * using the CtdlMessageFree() function.
1151 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1153 struct cdbdata *dmsgtext;
1154 struct CtdlMessage *ret = NULL;
1158 cit_uint8_t field_header;
1160 syslog(LOG_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1161 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1162 if (dmsgtext == NULL) {
1165 mptr = dmsgtext->ptr;
1166 upper_bound = mptr + dmsgtext->len;
1168 /* Parse the three bytes that begin EVERY message on disk.
1169 * The first is always 0xFF, the on-disk magic number.
1170 * The second is the anonymous/public type byte.
1171 * The third is the format type byte (vari, fixed, or MIME).
1175 syslog(LOG_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1179 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1180 memset(ret, 0, sizeof(struct CtdlMessage));
1182 ret->cm_magic = CTDLMESSAGE_MAGIC;
1183 ret->cm_anon_type = *mptr++; /* Anon type byte */
1184 ret->cm_format_type = *mptr++; /* Format type byte */
1187 * The rest is zero or more arbitrary fields. Load them in.
1188 * We're done when we encounter either a zero-length field or
1189 * have just processed the 'M' (message text) field.
1192 if (mptr >= upper_bound) {
1195 field_header = *mptr++;
1196 ret->cm_fields[field_header] = strdup(mptr);
1198 while (*mptr++ != 0); /* advance to next field */
1200 } while ((mptr < upper_bound) && (field_header != 'M'));
1204 /* Always make sure there's something in the msg text field. If
1205 * it's NULL, the message text is most likely stored separately,
1206 * so go ahead and fetch that. Failing that, just set a dummy
1207 * body so other code doesn't barf.
1209 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1210 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1211 if (dmsgtext != NULL) {
1212 ret->cm_fields['M'] = dmsgtext->ptr;
1213 dmsgtext->ptr = NULL;
1217 if (ret->cm_fields['M'] == NULL) {
1218 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1221 /* Perform "before read" hooks (aborting if any return nonzero) */
1222 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1223 CtdlFreeMessage(ret);
1232 * Returns 1 if the supplied pointer points to a valid Citadel message.
1233 * If the pointer is NULL or the magic number check fails, returns 0.
1235 int is_valid_message(struct CtdlMessage *msg) {
1238 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1239 syslog(LOG_WARNING, "is_valid_message() -- self-check failed\n");
1247 * 'Destructor' for struct CtdlMessage
1249 void CtdlFreeMessage(struct CtdlMessage *msg)
1253 if (is_valid_message(msg) == 0)
1255 if (msg != NULL) free (msg);
1259 for (i = 0; i < 256; ++i)
1260 if (msg->cm_fields[i] != NULL) {
1261 free(msg->cm_fields[i]);
1264 msg->cm_magic = 0; /* just in case */
1270 * Pre callback function for multipart/alternative
1272 * NOTE: this differs from the standard behavior for a reason. Normally when
1273 * displaying multipart/alternative you want to show the _last_ usable
1274 * format in the message. Here we show the _first_ one, because it's
1275 * usually text/plain. Since this set of functions is designed for text
1276 * output to non-MIME-aware clients, this is the desired behavior.
1279 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1280 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1281 char *cbid, void *cbuserdata)
1285 ma = (struct ma_info *)cbuserdata;
1286 syslog(LOG_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1287 if (!strcasecmp(cbtype, "multipart/alternative")) {
1291 if (!strcasecmp(cbtype, "message/rfc822")) {
1297 * Post callback function for multipart/alternative
1299 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1300 void *content, char *cbtype, char *cbcharset, size_t length,
1301 char *encoding, char *cbid, void *cbuserdata)
1305 ma = (struct ma_info *)cbuserdata;
1306 syslog(LOG_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1307 if (!strcasecmp(cbtype, "multipart/alternative")) {
1311 if (!strcasecmp(cbtype, "message/rfc822")) {
1317 * Inline callback function for mime parser that wants to display text
1319 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1320 void *content, char *cbtype, char *cbcharset, size_t length,
1321 char *encoding, char *cbid, void *cbuserdata)
1328 ma = (struct ma_info *)cbuserdata;
1331 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1332 partnum, filename, cbtype, (long)length);
1335 * If we're in the middle of a multipart/alternative scope and
1336 * we've already printed another section, skip this one.
1338 if ( (ma->is_ma) && (ma->did_print) ) {
1339 syslog(LOG_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1344 if ( (!strcasecmp(cbtype, "text/plain"))
1345 || (IsEmptyStr(cbtype)) ) {
1348 client_write(wptr, length);
1349 if (wptr[length-1] != '\n') {
1356 if (!strcasecmp(cbtype, "text/html")) {
1357 ptr = html_to_ascii(content, length, 80, 0);
1359 client_write(ptr, wlen);
1360 if (ptr[wlen-1] != '\n') {
1367 if (ma->use_fo_hooks) {
1368 if (PerformFixedOutputHooks(cbtype, content, length)) {
1369 /* above function returns nonzero if it handled the part */
1374 if (strncasecmp(cbtype, "multipart/", 10)) {
1375 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1376 partnum, filename, cbtype, (long)length);
1382 * The client is elegant and sophisticated and wants to be choosy about
1383 * MIME content types, so figure out which multipart/alternative part
1384 * we're going to send.
1386 * We use a system of weights. When we find a part that matches one of the
1387 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1388 * and then set ma->chosen_pref to that MIME type's position in our preference
1389 * list. If we then hit another match, we only replace the first match if
1390 * the preference value is lower.
1392 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1393 void *content, char *cbtype, char *cbcharset, size_t length,
1394 char *encoding, char *cbid, void *cbuserdata)
1400 ma = (struct ma_info *)cbuserdata;
1402 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1403 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1404 // I don't know if there are any side effects! Please TEST TEST TEST
1405 //if (ma->is_ma > 0) {
1407 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1408 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1409 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1410 if (i < ma->chosen_pref) {
1411 syslog(LOG_DEBUG, "Setting chosen part: <%s>\n", partnum);
1412 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1413 ma->chosen_pref = i;
1420 * Now that we've chosen our preferred part, output it.
1422 void output_preferred(char *name,
1436 int add_newline = 0;
1439 char *decoded = NULL;
1440 size_t bytes_decoded;
1443 ma = (struct ma_info *)cbuserdata;
1445 /* This is not the MIME part you're looking for... */
1446 if (strcasecmp(partnum, ma->chosen_part)) return;
1448 /* If the content-type of this part is in our preferred formats
1449 * list, we can simply output it verbatim.
1451 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1452 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1453 if (!strcasecmp(buf, cbtype)) {
1454 /* Yeah! Go! W00t!! */
1455 if (ma->dont_decode == 0)
1456 rc = mime_decode_now (content,
1462 break; /* Give us the chance, maybe theres another one. */
1464 if (rc == 0) text_content = (char *)content;
1466 text_content = decoded;
1467 length = bytes_decoded;
1470 if (text_content[length-1] != '\n') {
1473 cprintf("Content-type: %s", cbtype);
1474 if (!IsEmptyStr(cbcharset)) {
1475 cprintf("; charset=%s", cbcharset);
1477 cprintf("\nContent-length: %d\n",
1478 (int)(length + add_newline) );
1479 if (!IsEmptyStr(encoding)) {
1480 cprintf("Content-transfer-encoding: %s\n", encoding);
1483 cprintf("Content-transfer-encoding: 7bit\n");
1485 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1487 if (client_write(text_content, length) == -1)
1489 syslog(LOG_ERR, "output_preferred(): aborting due to write failure.\n");
1492 if (add_newline) cprintf("\n");
1493 if (decoded != NULL) free(decoded);
1498 /* No translations required or possible: output as text/plain */
1499 cprintf("Content-type: text/plain\n\n");
1501 if (ma->dont_decode == 0)
1502 rc = mime_decode_now (content,
1508 return; /* Give us the chance, maybe theres another one. */
1510 if (rc == 0) text_content = (char *)content;
1512 text_content = decoded;
1513 length = bytes_decoded;
1516 fixed_output(name, filename, partnum, disp, text_content, cbtype, cbcharset,
1517 length, encoding, cbid, cbuserdata);
1518 if (decoded != NULL) free(decoded);
1523 char desired_section[64];
1530 * Callback function for
1532 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1533 void *content, char *cbtype, char *cbcharset, size_t length,
1534 char *encoding, char *cbid, void *cbuserdata)
1536 struct encapmsg *encap;
1538 encap = (struct encapmsg *)cbuserdata;
1540 /* Only proceed if this is the desired section... */
1541 if (!strcasecmp(encap->desired_section, partnum)) {
1542 encap->msglen = length;
1543 encap->msg = malloc(length + 2);
1544 memcpy(encap->msg, content, length);
1551 * Determine whether the specified message exists in the cached_msglist
1552 * (This is a security check)
1554 int check_cached_msglist(long msgnum) {
1556 /* cases in which we skip the check */
1557 if (!CC) return om_ok; /* not a session */
1558 if (CC->client_socket <= 0) return om_ok; /* not a client session */
1559 if (CC->cached_msglist == NULL) return om_access_denied; /* no msglist fetched */
1560 if (CC->cached_num_msgs == 0) return om_access_denied; /* nothing to check */
1563 /* Do a binary search within the cached_msglist for the requested msgnum */
1565 int max = (CC->cached_num_msgs - 1);
1567 while (max >= min) {
1568 syslog(LOG_DEBUG, "\033[35m Checking from %d to %d \033[0m\n", min, max);
1569 int middle = min + (max-min) / 2 ;
1570 if (msgnum == CC->cached_msglist[middle]) {
1573 if (msgnum > CC->cached_msglist[middle]) {
1581 return om_access_denied;
1586 * Determine whether the currently logged in session has permission to read
1587 * messages in the current room.
1589 int CtdlDoIHavePermissionToReadMessagesInThisRoom(void) {
1590 if ( (!(CC->logged_in))
1591 && (!(CC->internal_pgm))
1592 && (!config.c_guest_logins)
1594 return(om_not_logged_in);
1601 * Get a message off disk. (returns om_* values found in msgbase.h)
1604 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1605 int mode, /* how would you like that message? */
1606 int headers_only, /* eschew the message body? */
1607 int do_proto, /* do Citadel protocol responses? */
1608 int crlf, /* Use CRLF newlines instead of LF? */
1609 char *section, /* NULL or a message/rfc822 section */
1610 int flags /* various flags; see msgbase.h */
1612 struct CtdlMessage *TheMessage = NULL;
1613 int retcode = om_no_such_msg;
1614 struct encapmsg encap;
1617 syslog(LOG_DEBUG, "CtdlOutputMsg(msgnum=%ld, mode=%d, section=%s)\n",
1619 (section ? section : "<>")
1622 r = CtdlDoIHavePermissionToReadMessagesInThisRoom();
1625 if (r == om_not_logged_in) {
1626 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
1629 cprintf("%d An unknown error has occurred.\n", ERROR);
1635 r = check_cached_msglist(msg_num);
1637 syslog(LOG_DEBUG, "\033[32m PASS \033[0m\n");
1640 syslog(LOG_DEBUG, "\033[31m FAIL \033[0m\n");
1642 /* FIXME after testing, this is where we deny access */
1645 * Fetch the message from disk. If we're in HEADERS_FAST mode,
1646 * request that we don't even bother loading the body into memory.
1648 if (headers_only == HEADERS_FAST) {
1649 TheMessage = CtdlFetchMessage(msg_num, 0);
1652 TheMessage = CtdlFetchMessage(msg_num, 1);
1655 if (TheMessage == NULL) {
1656 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1657 ERROR + MESSAGE_NOT_FOUND, msg_num);
1658 return(om_no_such_msg);
1661 /* Here is the weird form of this command, to process only an
1662 * encapsulated message/rfc822 section.
1664 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1665 memset(&encap, 0, sizeof encap);
1666 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1667 mime_parser(TheMessage->cm_fields['M'],
1669 *extract_encapsulated_message,
1670 NULL, NULL, (void *)&encap, 0
1672 CtdlFreeMessage(TheMessage);
1676 encap.msg[encap.msglen] = 0;
1677 TheMessage = convert_internet_message(encap.msg);
1678 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1680 /* Now we let it fall through to the bottom of this
1681 * function, because TheMessage now contains the
1682 * encapsulated message instead of the top-level
1683 * message. Isn't that neat?
1688 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1689 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1690 retcode = om_no_such_msg;
1695 /* Ok, output the message now */
1696 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1697 CtdlFreeMessage(TheMessage);
1703 char *qp_encode_email_addrs(char *source)
1705 char *user, *node, *name;
1706 const char headerStr[] = "=?UTF-8?Q?";
1710 int need_to_encode = 0;
1716 long nAddrPtrMax = 50;
1721 if (source == NULL) return source;
1722 if (IsEmptyStr(source)) return source;
1724 syslog(LOG_DEBUG, "qp_encode_email_addrs: [%s]\n", source);
1726 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1727 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1728 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1731 while (!IsEmptyStr (&source[i])) {
1732 if (nColons >= nAddrPtrMax){
1735 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1736 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1737 free (AddrPtr), AddrPtr = ptr;
1739 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1740 memset(&ptr[nAddrPtrMax], 0,
1741 sizeof (long) * nAddrPtrMax);
1743 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1744 free (AddrUtf8), AddrUtf8 = ptr;
1747 if (((unsigned char) source[i] < 32) ||
1748 ((unsigned char) source[i] > 126)) {
1750 AddrUtf8[nColons] = 1;
1752 if (source[i] == '"')
1753 InQuotes = !InQuotes;
1754 if (!InQuotes && source[i] == ',') {
1755 AddrPtr[nColons] = i;
1760 if (need_to_encode == 0) {
1767 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1768 Encoded = (char*) malloc (EncodedMaxLen);
1770 for (i = 0; i < nColons; i++)
1771 source[AddrPtr[i]++] = '\0';
1772 /* TODO: if libidn, this might get larger*/
1773 user = malloc(SourceLen + 1);
1774 node = malloc(SourceLen + 1);
1775 name = malloc(SourceLen + 1);
1779 for (i = 0; i < nColons && nPtr != NULL; i++) {
1780 nmax = EncodedMaxLen - (nPtr - Encoded);
1782 process_rfc822_addr(&source[AddrPtr[i]],
1786 /* TODO: libIDN here ! */
1787 if (IsEmptyStr(name)) {
1788 n = snprintf(nPtr, nmax,
1789 (i==0)?"%s@%s" : ",%s@%s",
1793 EncodedName = rfc2047encode(name, strlen(name));
1794 n = snprintf(nPtr, nmax,
1795 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1796 EncodedName, user, node);
1801 n = snprintf(nPtr, nmax,
1802 (i==0)?"%s" : ",%s",
1803 &source[AddrPtr[i]]);
1809 ptr = (char*) malloc(EncodedMaxLen * 2);
1810 memcpy(ptr, Encoded, EncodedMaxLen);
1811 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1812 free(Encoded), Encoded = ptr;
1814 i--; /* do it once more with properly lengthened buffer */
1817 for (i = 0; i < nColons; i++)
1818 source[--AddrPtr[i]] = ',';
1829 /* If the last item in a list of recipients was truncated to a partial address,
1830 * remove it completely in order to avoid choking libSieve
1832 void sanitize_truncated_recipient(char *str)
1835 if (num_tokens(str, ',') < 2) return;
1837 int len = strlen(str);
1838 if (len < 900) return;
1839 if (len > 998) str[998] = 0;
1841 char *cptr = strrchr(str, ',');
1844 char *lptr = strchr(cptr, '<');
1845 char *rptr = strchr(cptr, '>');
1847 if ( (lptr) && (rptr) && (rptr > lptr) ) return;
1853 void OutputCtdlMsgHeaders(
1854 struct CtdlMessage *TheMessage,
1855 int do_proto) /* do Citadel protocol responses? */
1861 char display_name[256];
1863 /* begin header processing loop for Citadel message format */
1864 safestrncpy(display_name, "<unknown>", sizeof display_name);
1865 if (TheMessage->cm_fields['A']) {
1866 strcpy(buf, TheMessage->cm_fields['A']);
1867 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1868 safestrncpy(display_name, "****", sizeof display_name);
1870 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1871 safestrncpy(display_name, "anonymous", sizeof display_name);
1874 safestrncpy(display_name, buf, sizeof display_name);
1876 if ((is_room_aide())
1877 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1878 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1879 size_t tmp = strlen(display_name);
1880 snprintf(&display_name[tmp],
1881 sizeof display_name - tmp,
1886 /* Don't show Internet address for users on the
1887 * local Citadel network.
1890 if (TheMessage->cm_fields['N'] != NULL)
1891 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1892 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1896 /* Now spew the header fields in the order we like them. */
1897 n = safestrncpy(allkeys, FORDER, sizeof allkeys);
1898 for (i=0; i<n; ++i) {
1899 k = (int) allkeys[i];
1901 if ( (TheMessage->cm_fields[k] != NULL)
1902 && (msgkeys[k] != NULL) ) {
1903 if ((k == 'V') || (k == 'R') || (k == 'Y')) {
1904 sanitize_truncated_recipient(TheMessage->cm_fields[k]);
1907 if (do_proto) cprintf("%s=%s\n",
1911 else if ((k == 'F') && (suppress_f)) {
1914 /* Masquerade display name if needed */
1916 if (do_proto) cprintf("%s=%s\n",
1918 TheMessage->cm_fields[k]
1927 void OutputRFC822MsgHeaders(
1928 struct CtdlMessage *TheMessage,
1929 int flags, /* should the bessage be exported clean */
1931 char *mid, long sizeof_mid,
1932 char *suser, long sizeof_suser,
1933 char *luser, long sizeof_luser,
1934 char *fuser, long sizeof_fuser,
1935 char *snode, long sizeof_snode)
1937 char datestamp[100];
1938 int subject_found = 0;
1944 for (i = 0; i < 256; ++i) {
1945 if (TheMessage->cm_fields[i]) {
1946 mptr = mpptr = TheMessage->cm_fields[i];
1949 safestrncpy(luser, mptr, sizeof_luser);
1950 safestrncpy(suser, mptr, sizeof_suser);
1952 else if (i == 'Y') {
1953 if ((flags & QP_EADDR) != 0) {
1954 mptr = qp_encode_email_addrs(mptr);
1956 sanitize_truncated_recipient(mptr);
1957 cprintf("CC: %s%s", mptr, nl);
1959 else if (i == 'P') {
1960 cprintf("Return-Path: %s%s", mptr, nl);
1962 else if (i == 'L') {
1963 cprintf("List-ID: %s%s", mptr, nl);
1965 else if (i == 'V') {
1966 if ((flags & QP_EADDR) != 0)
1967 mptr = qp_encode_email_addrs(mptr);
1968 cprintf("Envelope-To: %s%s", mptr, nl);
1970 else if (i == 'U') {
1971 cprintf("Subject: %s%s", mptr, nl);
1975 safestrncpy(mid, mptr, sizeof_mid); /// TODO: detect @ here and copy @nodename in if not found.
1977 safestrncpy(fuser, mptr, sizeof_fuser);
1978 /* else if (i == 'O')
1979 cprintf("X-Citadel-Room: %s%s",
1982 safestrncpy(snode, mptr, sizeof_snode);
1985 if (haschar(mptr, '@') == 0)
1987 sanitize_truncated_recipient(mptr);
1988 cprintf("To: %s@%s", mptr, config.c_fqdn);
1993 if ((flags & QP_EADDR) != 0) {
1994 mptr = qp_encode_email_addrs(mptr);
1996 sanitize_truncated_recipient(mptr);
1997 cprintf("To: %s", mptr);
2001 else if (i == 'T') {
2002 datestring(datestamp, sizeof datestamp,
2003 atol(mptr), DATESTRING_RFC822);
2004 cprintf("Date: %s%s", datestamp, nl);
2006 else if (i == 'W') {
2007 cprintf("References: ");
2008 k = num_tokens(mptr, '|');
2009 for (j=0; j<k; ++j) {
2010 extract_token(buf, mptr, j, '|', sizeof buf);
2011 cprintf("<%s>", buf);
2020 else if (i == 'K') {
2021 cprintf("Reply-To: <%s>%s", mptr, nl);
2027 if (subject_found == 0) {
2028 cprintf("Subject: (no subject)%s", nl);
2033 void Dump_RFC822HeadersBody(
2034 struct CtdlMessage *TheMessage,
2035 int headers_only, /* eschew the message body? */
2036 int flags, /* should the bessage be exported clean? */
2040 cit_uint8_t prev_ch;
2042 const char *StartOfText = StrBufNOTNULL;
2045 int nllen = strlen(nl);
2049 mptr = TheMessage->cm_fields['M'];
2053 while (*mptr != '\0') {
2054 if (*mptr == '\r') {
2061 eoh = (*(mptr+1) == '\r') && (*(mptr+2) == '\n');
2063 eoh = *(mptr+1) == '\n';
2067 StartOfText = strchr(StartOfText, '\n');
2068 StartOfText = strchr(StartOfText, '\n');
2071 if (((headers_only == HEADERS_NONE) && (mptr >= StartOfText)) ||
2072 ((headers_only == HEADERS_ONLY) && (mptr < StartOfText)) ||
2073 ((headers_only != HEADERS_NONE) &&
2074 (headers_only != HEADERS_ONLY))
2076 if (*mptr == '\n') {
2077 memcpy(&outbuf[outlen], nl, nllen);
2079 outbuf[outlen] = '\0';
2082 outbuf[outlen++] = *mptr;
2086 if (flags & ESC_DOT)
2088 if ((prev_ch == '\n') &&
2090 ((*(mptr+1) == '\r') || (*(mptr+1) == '\n')))
2092 outbuf[outlen++] = '.';
2097 if (outlen > 1000) {
2098 if (client_write(outbuf, outlen) == -1)
2100 syslog(LOG_ERR, "Dump_RFC822HeadersBody(): aborting due to write failure.\n");
2107 rc = client_write(outbuf, outlen);
2114 /* If the format type on disk is 1 (fixed-format), then we want
2115 * everything to be output completely literally ... regardless of
2116 * what message transfer format is in use.
2118 void DumpFormatFixed(
2119 struct CtdlMessage *TheMessage,
2120 int mode, /* how would you like that message? */
2127 int nllen = strlen (nl);
2130 mptr = TheMessage->cm_fields['M'];
2132 if (mode == MT_MIME) {
2133 cprintf("Content-type: text/plain\n\n");
2137 while (ch = *mptr++, ch > 0) {
2141 if ((buflen > 250) && (!xlline)){
2145 while ((buflen > 0) &&
2146 (!isspace(buf[buflen])))
2152 mptr -= tbuflen - buflen;
2157 /* if we reach the outer bounds of our buffer,
2158 abort without respect what whe purge. */
2161 (buflen > SIZ - nllen - 2)))
2165 memcpy (&buf[buflen], nl, nllen);
2169 if (client_write(buf, buflen) == -1)
2171 syslog(LOG_ERR, "DumpFormatFixed(): aborting due to write failure.\n");
2183 if (!IsEmptyStr(buf))
2184 cprintf("%s%s", buf, nl);
2188 * Get a message off disk. (returns om_* values found in msgbase.h)
2190 int CtdlOutputPreLoadedMsg(
2191 struct CtdlMessage *TheMessage,
2192 int mode, /* how would you like that message? */
2193 int headers_only, /* eschew the message body? */
2194 int do_proto, /* do Citadel protocol responses? */
2195 int crlf, /* Use CRLF newlines instead of LF? */
2196 int flags /* should the bessage be exported clean? */
2200 const char *nl; /* newline string */
2203 /* Buffers needed for RFC822 translation. These are all filled
2204 * using functions that are bounds-checked, and therefore we can
2205 * make them substantially smaller than SIZ.
2213 syslog(LOG_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
2214 ((TheMessage == NULL) ? "NULL" : "not null"),
2215 mode, headers_only, do_proto, crlf);
2217 strcpy(mid, "unknown");
2218 nl = (crlf ? "\r\n" : "\n");
2220 if (!is_valid_message(TheMessage)) {
2222 "ERROR: invalid preloaded message for output\n");
2224 return(om_no_such_msg);
2227 /* Suppress envelope recipients if required to avoid disclosing BCC addresses.
2228 * Pad it with spaces in order to avoid changing the RFC822 length of the message.
2230 if ( (flags & SUPPRESS_ENV_TO) && (TheMessage->cm_fields['V'] != NULL) ) {
2231 memset(TheMessage->cm_fields['V'], ' ', strlen(TheMessage->cm_fields['V']));
2234 /* Are we downloading a MIME component? */
2235 if (mode == MT_DOWNLOAD) {
2236 if (TheMessage->cm_format_type != FMT_RFC822) {
2238 cprintf("%d This is not a MIME message.\n",
2239 ERROR + ILLEGAL_VALUE);
2240 } else if (CC->download_fp != NULL) {
2241 if (do_proto) cprintf(
2242 "%d You already have a download open.\n",
2243 ERROR + RESOURCE_BUSY);
2245 /* Parse the message text component */
2246 mptr = TheMessage->cm_fields['M'];
2247 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
2248 /* If there's no file open by this time, the requested
2249 * section wasn't found, so print an error
2251 if (CC->download_fp == NULL) {
2252 if (do_proto) cprintf(
2253 "%d Section %s not found.\n",
2254 ERROR + FILE_NOT_FOUND,
2255 CC->download_desired_section);
2258 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2261 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
2262 * in a single server operation instead of opening a download file.
2264 if (mode == MT_SPEW_SECTION) {
2265 if (TheMessage->cm_format_type != FMT_RFC822) {
2267 cprintf("%d This is not a MIME message.\n",
2268 ERROR + ILLEGAL_VALUE);
2270 /* Parse the message text component */
2273 mptr = TheMessage->cm_fields['M'];
2274 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
2275 /* If section wasn't found, print an error
2278 if (do_proto) cprintf(
2279 "%d Section %s not found.\n",
2280 ERROR + FILE_NOT_FOUND,
2281 CC->download_desired_section);
2284 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2287 /* now for the user-mode message reading loops */
2288 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
2290 /* Does the caller want to skip the headers? */
2291 if (headers_only == HEADERS_NONE) goto START_TEXT;
2293 /* Tell the client which format type we're using. */
2294 if ( (mode == MT_CITADEL) && (do_proto) ) {
2295 cprintf("type=%d\n", TheMessage->cm_format_type);
2298 /* nhdr=yes means that we're only displaying headers, no body */
2299 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
2300 && ((mode == MT_CITADEL) || (mode == MT_MIME))
2303 cprintf("nhdr=yes\n");
2306 if ((mode == MT_CITADEL) || (mode == MT_MIME))
2307 OutputCtdlMsgHeaders(TheMessage, do_proto);
2310 /* begin header processing loop for RFC822 transfer format */
2314 strcpy(snode, NODENAME);
2315 if (mode == MT_RFC822)
2316 OutputRFC822MsgHeaders(
2321 suser, sizeof(suser),
2322 luser, sizeof(luser),
2323 fuser, sizeof(fuser),
2324 snode, sizeof(snode)
2328 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
2329 suser[i] = tolower(suser[i]);
2330 if (!isalnum(suser[i])) suser[i]='_';
2333 if (mode == MT_RFC822) {
2334 if (!strcasecmp(snode, NODENAME)) {
2335 safestrncpy(snode, FQDN, sizeof snode);
2338 /* Construct a fun message id */
2339 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
2340 if (strchr(mid, '@')==NULL) {
2341 cprintf("@%s", snode);
2345 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
2346 cprintf("From: \"----\" <x@x.org>%s", nl);
2348 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
2349 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
2351 else if (!IsEmptyStr(fuser)) {
2352 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
2355 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
2358 /* Blank line signifying RFC822 end-of-headers */
2359 if (TheMessage->cm_format_type != FMT_RFC822) {
2364 /* end header processing loop ... at this point, we're in the text */
2366 if (headers_only == HEADERS_FAST) goto DONE;
2368 /* Tell the client about the MIME parts in this message */
2369 if (TheMessage->cm_format_type == FMT_RFC822) {
2370 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2371 mptr = TheMessage->cm_fields['M'];
2372 memset(&ma, 0, sizeof(struct ma_info));
2373 mime_parser(mptr, NULL,
2374 (do_proto ? *list_this_part : NULL),
2375 (do_proto ? *list_this_pref : NULL),
2376 (do_proto ? *list_this_suff : NULL),
2379 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
2380 Dump_RFC822HeadersBody(
2389 if (headers_only == HEADERS_ONLY) {
2393 /* signify start of msg text */
2394 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2395 if (do_proto) cprintf("text\n");
2398 if (TheMessage->cm_format_type == FMT_FIXED)
2401 mode, /* how would you like that message? */
2404 /* If the message on disk is format 0 (Citadel vari-format), we
2405 * output using the formatter at 80 columns. This is the final output
2406 * form if the transfer format is RFC822, but if the transfer format
2407 * is Citadel proprietary, it'll still work, because the indentation
2408 * for new paragraphs is correct and the client will reformat the
2409 * message to the reader's screen width.
2411 if (TheMessage->cm_format_type == FMT_CITADEL) {
2412 mptr = TheMessage->cm_fields['M'];
2414 if (mode == MT_MIME) {
2415 cprintf("Content-type: text/x-citadel-variformat\n\n");
2420 /* If the message on disk is format 4 (MIME), we've gotta hand it
2421 * off to the MIME parser. The client has already been told that
2422 * this message is format 1 (fixed format), so the callback function
2423 * we use will display those parts as-is.
2425 if (TheMessage->cm_format_type == FMT_RFC822) {
2426 memset(&ma, 0, sizeof(struct ma_info));
2428 if (mode == MT_MIME) {
2429 ma.use_fo_hooks = 0;
2430 strcpy(ma.chosen_part, "1");
2431 ma.chosen_pref = 9999;
2432 ma.dont_decode = CC->msg4_dont_decode;
2433 mime_parser(mptr, NULL,
2434 *choose_preferred, *fixed_output_pre,
2435 *fixed_output_post, (void *)&ma, 1);
2436 mime_parser(mptr, NULL,
2437 *output_preferred, NULL, NULL, (void *)&ma, 1);
2440 ma.use_fo_hooks = 1;
2441 mime_parser(mptr, NULL,
2442 *fixed_output, *fixed_output_pre,
2443 *fixed_output_post, (void *)&ma, 0);
2448 DONE: /* now we're done */
2449 if (do_proto) cprintf("000\n");
2455 * display a message (mode 0 - Citadel proprietary)
2457 void cmd_msg0(char *cmdbuf)
2460 int headers_only = HEADERS_ALL;
2462 msgid = extract_long(cmdbuf, 0);
2463 headers_only = extract_int(cmdbuf, 1);
2465 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2471 * display a message (mode 2 - RFC822)
2473 void cmd_msg2(char *cmdbuf)
2476 int headers_only = HEADERS_ALL;
2478 msgid = extract_long(cmdbuf, 0);
2479 headers_only = extract_int(cmdbuf, 1);
2481 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2487 * display a message (mode 3 - IGnet raw format - internal programs only)
2489 void cmd_msg3(char *cmdbuf)
2492 struct CtdlMessage *msg = NULL;
2495 if (CC->internal_pgm == 0) {
2496 cprintf("%d This command is for internal programs only.\n",
2497 ERROR + HIGHER_ACCESS_REQUIRED);
2501 msgnum = extract_long(cmdbuf, 0);
2502 msg = CtdlFetchMessage(msgnum, 1);
2504 cprintf("%d Message %ld not found.\n",
2505 ERROR + MESSAGE_NOT_FOUND, msgnum);
2509 serialize_message(&smr, msg);
2510 CtdlFreeMessage(msg);
2513 cprintf("%d Unable to serialize message\n",
2514 ERROR + INTERNAL_ERROR);
2518 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2519 client_write((char *)smr.ser, (int)smr.len);
2526 * Display a message using MIME content types
2528 void cmd_msg4(char *cmdbuf)
2533 msgid = extract_long(cmdbuf, 0);
2534 extract_token(section, cmdbuf, 1, '|', sizeof section);
2535 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2541 * Client tells us its preferred message format(s)
2543 void cmd_msgp(char *cmdbuf)
2545 if (!strcasecmp(cmdbuf, "dont_decode")) {
2546 CC->msg4_dont_decode = 1;
2547 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2550 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2551 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2557 * Open a component of a MIME message as a download file
2559 void cmd_opna(char *cmdbuf)
2562 char desired_section[128];
2564 msgid = extract_long(cmdbuf, 0);
2565 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2566 safestrncpy(CC->download_desired_section, desired_section,
2567 sizeof CC->download_desired_section);
2568 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2573 * Open a component of a MIME message and transmit it all at once
2575 void cmd_dlat(char *cmdbuf)
2578 char desired_section[128];
2580 msgid = extract_long(cmdbuf, 0);
2581 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2582 safestrncpy(CC->download_desired_section, desired_section,
2583 sizeof CC->download_desired_section);
2584 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2589 * Save one or more message pointers into a specified room
2590 * (Returns 0 for success, nonzero for failure)
2591 * roomname may be NULL to use the current room
2593 * Note that the 'supplied_msg' field may be set to NULL, in which case
2594 * the message will be fetched from disk, by number, if we need to perform
2595 * replication checks. This adds an additional database read, so if the
2596 * caller already has the message in memory then it should be supplied. (Obviously
2597 * this mode of operation only works if we're saving a single message.)
2599 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2600 int do_repl_check, struct CtdlMessage *supplied_msg, int suppress_refcount_adj
2603 char hold_rm[ROOMNAMELEN];
2604 struct cdbdata *cdbfr;
2607 long highest_msg = 0L;
2610 struct CtdlMessage *msg = NULL;
2612 long *msgs_to_be_merged = NULL;
2613 int num_msgs_to_be_merged = 0;
2616 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d, suppress_rca=%d)\n",
2617 roomname, num_newmsgs, do_repl_check, suppress_refcount_adj
2620 strcpy(hold_rm, CC->room.QRname);
2623 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2624 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2625 if (num_newmsgs > 1) supplied_msg = NULL;
2627 /* Now the regular stuff */
2628 if (CtdlGetRoomLock(&CC->room,
2629 ((roomname != NULL) ? roomname : CC->room.QRname) )
2631 syslog(LOG_ERR, "No such room <%s>\n", roomname);
2632 return(ERROR + ROOM_NOT_FOUND);
2636 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2637 num_msgs_to_be_merged = 0;
2640 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2641 if (cdbfr == NULL) {
2645 msglist = (long *) cdbfr->ptr;
2646 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2647 num_msgs = cdbfr->len / sizeof(long);
2652 /* Create a list of msgid's which were supplied by the caller, but do
2653 * not already exist in the target room. It is absolutely taboo to
2654 * have more than one reference to the same message in a room.
2656 for (i=0; i<num_newmsgs; ++i) {
2658 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2659 if (msglist[j] == newmsgidlist[i]) {
2664 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2668 syslog(LOG_DEBUG, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2671 * Now merge the new messages
2673 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2674 if (msglist == NULL) {
2675 syslog(LOG_ALERT, "ERROR: can't realloc message list!\n");
2677 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2678 num_msgs += num_msgs_to_be_merged;
2680 /* Sort the message list, so all the msgid's are in order */
2681 num_msgs = sort_msglist(msglist, num_msgs);
2683 /* Determine the highest message number */
2684 highest_msg = msglist[num_msgs - 1];
2686 /* Write it back to disk. */
2687 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2688 msglist, (int)(num_msgs * sizeof(long)));
2690 /* Free up the memory we used. */
2693 /* Update the highest-message pointer and unlock the room. */
2694 CC->room.QRhighest = highest_msg;
2695 CtdlPutRoomLock(&CC->room);
2697 /* Perform replication checks if necessary */
2698 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2699 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2701 for (i=0; i<num_msgs_to_be_merged; ++i) {
2702 msgid = msgs_to_be_merged[i];
2704 if (supplied_msg != NULL) {
2708 msg = CtdlFetchMessage(msgid, 0);
2712 ReplicationChecks(msg);
2714 /* If the message has an Exclusive ID, index that... */
2715 if (msg->cm_fields['E'] != NULL) {
2716 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2719 /* Free up the memory we may have allocated */
2720 if (msg != supplied_msg) {
2721 CtdlFreeMessage(msg);
2729 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2732 /* Submit this room for processing by hooks */
2733 PerformRoomHooks(&CC->room);
2735 /* Go back to the room we were in before we wandered here... */
2736 CtdlGetRoom(&CC->room, hold_rm);
2738 /* Bump the reference count for all messages which were merged */
2739 if (!suppress_refcount_adj) {
2740 for (i=0; i<num_msgs_to_be_merged; ++i) {
2741 AdjRefCount(msgs_to_be_merged[i], +1);
2745 /* Free up memory... */
2746 if (msgs_to_be_merged != NULL) {
2747 free(msgs_to_be_merged);
2750 /* Return success. */
2756 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2759 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2760 int do_repl_check, struct CtdlMessage *supplied_msg)
2762 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg, 0);
2769 * Message base operation to save a new message to the message store
2770 * (returns new message number)
2772 * This is the back end for CtdlSubmitMsg() and should not be directly
2773 * called by server-side modules.
2776 long send_message(struct CtdlMessage *msg) {
2784 /* Get a new message number */
2785 newmsgid = get_new_message_number();
2786 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2788 /* Generate an ID if we don't have one already */
2789 if (msg->cm_fields['I']==NULL) {
2790 msg->cm_fields['I'] = strdup(msgidbuf);
2793 /* If the message is big, set its body aside for storage elsewhere */
2794 if (msg->cm_fields['M'] != NULL) {
2795 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2797 holdM = msg->cm_fields['M'];
2798 msg->cm_fields['M'] = NULL;
2802 /* Serialize our data structure for storage in the database */
2803 serialize_message(&smr, msg);
2806 msg->cm_fields['M'] = holdM;
2810 cprintf("%d Unable to serialize message\n",
2811 ERROR + INTERNAL_ERROR);
2815 /* Write our little bundle of joy into the message base */
2816 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2817 smr.ser, smr.len) < 0) {
2818 syslog(LOG_ERR, "Can't store message\n");
2822 cdb_store(CDB_BIGMSGS,
2832 /* Free the memory we used for the serialized message */
2835 /* Return the *local* message ID to the caller
2836 * (even if we're storing an incoming network message)
2844 * Serialize a struct CtdlMessage into the format used on disk and network.
2846 * This function loads up a "struct ser_ret" (defined in server.h) which
2847 * contains the length of the serialized message and a pointer to the
2848 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2850 void serialize_message(struct ser_ret *ret, /* return values */
2851 struct CtdlMessage *msg) /* unserialized msg */
2853 size_t wlen, fieldlen;
2855 static char *forder = FORDER;
2858 * Check for valid message format
2860 if (is_valid_message(msg) == 0) {
2861 syslog(LOG_ERR, "serialize_message() aborting due to invalid message\n");
2868 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2869 ret->len = ret->len +
2870 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2872 ret->ser = malloc(ret->len);
2873 if (ret->ser == NULL) {
2874 syslog(LOG_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2875 (long)ret->len, strerror(errno));
2882 ret->ser[1] = msg->cm_anon_type;
2883 ret->ser[2] = msg->cm_format_type;
2886 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2887 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2888 ret->ser[wlen++] = (char)forder[i];
2889 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2890 wlen = wlen + fieldlen + 1;
2892 if (ret->len != wlen) syslog(LOG_ERR, "ERROR: len=%ld wlen=%ld\n",
2893 (long)ret->len, (long)wlen);
2900 * Serialize a struct CtdlMessage into the format used on disk and network.
2902 * This function loads up a "struct ser_ret" (defined in server.h) which
2903 * contains the length of the serialized message and a pointer to the
2904 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2906 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2907 long Siz) /* how many chars ? */
2911 static char *forder = FORDER;
2915 * Check for valid message format
2917 if (is_valid_message(msg) == 0) {
2918 syslog(LOG_ERR, "dump_message() aborting due to invalid message\n");
2922 buf = (char*) malloc (Siz + 1);
2926 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2927 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2928 msg->cm_fields[(int)forder[i]]);
2929 if (client_write (buf, strlen(buf)) == -1)
2931 syslog(LOG_ERR, "dump_message(): aborting due to write failure.\n");
2942 * Check to see if any messages already exist in the current room which
2943 * carry the same Exclusive ID as this one. If any are found, delete them.
2945 void ReplicationChecks(struct CtdlMessage *msg) {
2946 long old_msgnum = (-1L);
2948 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2950 syslog(LOG_DEBUG, "Performing replication checks in <%s>\n",
2953 /* No exclusive id? Don't do anything. */
2954 if (msg == NULL) return;
2955 if (msg->cm_fields['E'] == NULL) return;
2956 if (IsEmptyStr(msg->cm_fields['E'])) return;
2957 /*syslog(LOG_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2958 msg->cm_fields['E'], CC->room.QRname);*/
2960 old_msgnum = CtdlLocateMessageByEuid(msg->cm_fields['E'], &CC->room);
2961 if (old_msgnum > 0L) {
2962 syslog(LOG_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2963 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2970 * Save a message to disk and submit it into the delivery system.
2972 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2973 struct recptypes *recps, /* recipients (if mail) */
2974 const char *force, /* force a particular room? */
2975 int flags /* should the message be exported clean? */
2977 char submit_filename[128];
2978 char generated_timestamp[32];
2979 char hold_rm[ROOMNAMELEN];
2980 char actual_rm[ROOMNAMELEN];
2981 char force_room[ROOMNAMELEN];
2982 char content_type[SIZ]; /* We have to learn this */
2983 char recipient[SIZ];
2985 const char *mptr = NULL;
2986 struct ctdluser userbuf;
2988 struct MetaData smi;
2989 FILE *network_fp = NULL;
2990 static int seqnum = 1;
2991 struct CtdlMessage *imsg = NULL;
2993 size_t instr_alloc = 0;
2995 char *hold_R, *hold_D;
2996 char *collected_addresses = NULL;
2997 struct addresses_to_be_filed *aptr = NULL;
2998 StrBuf *saved_rfc822_version = NULL;
2999 int qualified_for_journaling = 0;
3000 CitContext *CCC = MyContext();
3001 char bounce_to[1024] = "";
3005 syslog(LOG_DEBUG, "CtdlSubmitMsg() called\n");
3006 if (is_valid_message(msg) == 0) return(-1); /* self check */
3008 /* If this message has no timestamp, we take the liberty of
3009 * giving it one, right now.
3011 if (msg->cm_fields['T'] == NULL) {
3012 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
3013 msg->cm_fields['T'] = strdup(generated_timestamp);
3016 /* If this message has no path, we generate one.
3018 if (msg->cm_fields['P'] == NULL) {
3019 if (msg->cm_fields['A'] != NULL) {
3020 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
3021 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
3022 if (isspace(msg->cm_fields['P'][a])) {
3023 msg->cm_fields['P'][a] = ' ';
3028 msg->cm_fields['P'] = strdup("unknown");
3032 if (force == NULL) {
3033 strcpy(force_room, "");
3036 strcpy(force_room, force);
3039 /* Learn about what's inside, because it's what's inside that counts */
3040 if (msg->cm_fields['M'] == NULL) {
3041 syslog(LOG_ERR, "ERROR: attempt to save message with NULL body\n");
3045 switch (msg->cm_format_type) {
3047 strcpy(content_type, "text/x-citadel-variformat");
3050 strcpy(content_type, "text/plain");
3053 strcpy(content_type, "text/plain");
3054 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
3057 safestrncpy(content_type, &mptr[13], sizeof content_type);
3058 striplt(content_type);
3059 aptr = content_type;
3060 while (!IsEmptyStr(aptr)) {
3072 /* Goto the correct room */
3073 syslog(LOG_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
3074 strcpy(hold_rm, CCC->room.QRname);
3075 strcpy(actual_rm, CCC->room.QRname);
3076 if (recps != NULL) {
3077 strcpy(actual_rm, SENTITEMS);
3080 /* If the user is a twit, move to the twit room for posting */
3082 if (CCC->user.axlevel == AxProbU) {
3083 strcpy(hold_rm, actual_rm);
3084 strcpy(actual_rm, config.c_twitroom);
3085 syslog(LOG_DEBUG, "Diverting to twit room\n");
3089 /* ...or if this message is destined for Aide> then go there. */
3090 if (!IsEmptyStr(force_room)) {
3091 strcpy(actual_rm, force_room);
3094 syslog(LOG_DEBUG, "Final selection: %s\n", actual_rm);
3095 if (strcasecmp(actual_rm, CCC->room.QRname)) {
3096 /* CtdlGetRoom(&CCC->room, actual_rm); */
3097 CtdlUserGoto(actual_rm, 0, 1, NULL, NULL);
3101 * If this message has no O (room) field, generate one.
3103 if (msg->cm_fields['O'] == NULL) {
3104 msg->cm_fields['O'] = strdup(CCC->room.QRname);
3107 /* Perform "before save" hooks (aborting if any return nonzero) */
3108 syslog(LOG_DEBUG, "Performing before-save hooks\n");
3109 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
3112 * If this message has an Exclusive ID, and the room is replication
3113 * checking enabled, then do replication checks.
3115 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
3116 ReplicationChecks(msg);
3119 /* Save it to disk */
3120 syslog(LOG_DEBUG, "Saving to disk\n");
3121 newmsgid = send_message(msg);
3122 if (newmsgid <= 0L) return(-5);
3124 /* Write a supplemental message info record. This doesn't have to
3125 * be a critical section because nobody else knows about this message
3128 syslog(LOG_DEBUG, "Creating MetaData record\n");
3129 memset(&smi, 0, sizeof(struct MetaData));
3130 smi.meta_msgnum = newmsgid;
3131 smi.meta_refcount = 0;
3132 safestrncpy(smi.meta_content_type, content_type,
3133 sizeof smi.meta_content_type);
3136 * Measure how big this message will be when rendered as RFC822.
3137 * We do this for two reasons:
3138 * 1. We need the RFC822 length for the new metadata record, so the
3139 * POP and IMAP services don't have to calculate message lengths
3140 * while the user is waiting (multiplied by potentially hundreds
3141 * or thousands of messages).
3142 * 2. If journaling is enabled, we will need an RFC822 version of the
3143 * message to attach to the journalized copy.
3145 if (CCC->redirect_buffer != NULL) {
3146 syslog(LOG_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
3149 CCC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
3150 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
3151 smi.meta_rfc822_length = StrLength(CCC->redirect_buffer);
3152 saved_rfc822_version = CCC->redirect_buffer;
3153 CCC->redirect_buffer = NULL;
3157 /* Now figure out where to store the pointers */
3158 syslog(LOG_DEBUG, "Storing pointers\n");
3160 /* If this is being done by the networker delivering a private
3161 * message, we want to BYPASS saving the sender's copy (because there
3162 * is no local sender; it would otherwise go to the Trashcan).
3164 if ((!CCC->internal_pgm) || (recps == NULL)) {
3165 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
3166 syslog(LOG_ERR, "ERROR saving message pointer!\n");
3167 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
3171 /* For internet mail, drop a copy in the outbound queue room */
3172 if ((recps != NULL) && (recps->num_internet > 0)) {
3173 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
3176 /* If other rooms are specified, drop them there too. */
3177 if ((recps != NULL) && (recps->num_room > 0))
3178 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
3179 extract_token(recipient, recps->recp_room, i,
3180 '|', sizeof recipient);
3181 syslog(LOG_DEBUG, "Delivering to room <%s>\n", recipient);
3182 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
3185 /* Bump this user's messages posted counter. */
3186 syslog(LOG_DEBUG, "Updating user\n");
3187 CtdlGetUserLock(&CCC->user, CCC->curr_user);
3188 CCC->user.posted = CCC->user.posted + 1;
3189 CtdlPutUserLock(&CCC->user);
3191 /* Decide where bounces need to be delivered */
3192 if ((recps != NULL) && (recps->bounce_to != NULL)) {
3193 safestrncpy(bounce_to, recps->bounce_to, sizeof bounce_to);
3195 else if (CCC->logged_in) {
3196 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
3199 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
3202 /* If this is private, local mail, make a copy in the
3203 * recipient's mailbox and bump the reference count.
3205 if ((recps != NULL) && (recps->num_local > 0))
3206 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
3207 extract_token(recipient, recps->recp_local, i,
3208 '|', sizeof recipient);
3209 syslog(LOG_DEBUG, "Delivering private local mail to <%s>\n",
3211 if (CtdlGetUser(&userbuf, recipient) == 0) {
3212 // Add a flag so the Funambol module knows its mail
3213 msg->cm_fields['W'] = strdup(recipient);
3214 CtdlMailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
3215 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
3216 CtdlBumpNewMailCounter(userbuf.usernum);
3217 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
3218 /* Generate a instruction message for the Funambol notification
3219 * server, in the same style as the SMTP queue
3222 instr = malloc(instr_alloc);
3223 snprintf(instr, instr_alloc,
3224 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3226 SPOOLMIME, newmsgid, (long)time(NULL),
3230 imsg = malloc(sizeof(struct CtdlMessage));
3231 memset(imsg, 0, sizeof(struct CtdlMessage));
3232 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3233 imsg->cm_anon_type = MES_NORMAL;
3234 imsg->cm_format_type = FMT_RFC822;
3235 imsg->cm_fields['A'] = strdup("Citadel");
3236 imsg->cm_fields['J'] = strdup("do not journal");
3237 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3238 imsg->cm_fields['W'] = strdup(recipient);
3239 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
3240 CtdlFreeMessage(imsg);
3244 syslog(LOG_DEBUG, "No user <%s>\n", recipient);
3245 CtdlSaveMsgPointerInRoom(config.c_aideroom,
3250 /* Perform "after save" hooks */
3251 syslog(LOG_DEBUG, "Performing after-save hooks\n");
3252 PerformMessageHooks(msg, EVT_AFTERSAVE);
3254 /* For IGnet mail, we have to save a new copy into the spooler for
3255 * each recipient, with the R and D fields set to the recipient and
3256 * destination-node. This has two ugly side effects: all other
3257 * recipients end up being unlisted in this recipient's copy of the
3258 * message, and it has to deliver multiple messages to the same
3259 * node. We'll revisit this again in a year or so when everyone has
3260 * a network spool receiver that can handle the new style messages.
3262 if ((recps != NULL) && (recps->num_ignet > 0))
3263 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
3264 extract_token(recipient, recps->recp_ignet, i,
3265 '|', sizeof recipient);
3267 hold_R = msg->cm_fields['R'];
3268 hold_D = msg->cm_fields['D'];
3269 msg->cm_fields['R'] = malloc(SIZ);
3270 msg->cm_fields['D'] = malloc(128);
3271 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
3272 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
3274 serialize_message(&smr, msg);
3276 snprintf(submit_filename, sizeof submit_filename,
3277 "%s/netmail.%04lx.%04x.%04x",
3279 (long) getpid(), CCC->cs_pid, ++seqnum);
3280 network_fp = fopen(submit_filename, "wb+");
3281 if (network_fp != NULL) {
3282 rv = fwrite(smr.ser, smr.len, 1, network_fp);
3288 free(msg->cm_fields['R']);
3289 free(msg->cm_fields['D']);
3290 msg->cm_fields['R'] = hold_R;
3291 msg->cm_fields['D'] = hold_D;
3294 /* Go back to the room we started from */
3295 syslog(LOG_DEBUG, "Returning to original room %s\n", hold_rm);
3296 if (strcasecmp(hold_rm, CCC->room.QRname))
3297 CtdlUserGoto(hold_rm, 0, 1, NULL, NULL);
3299 /* For internet mail, generate delivery instructions.
3300 * Yes, this is recursive. Deal with it. Infinite recursion does
3301 * not happen because the delivery instructions message does not
3302 * contain a recipient.
3304 if ((recps != NULL) && (recps->num_internet > 0)) {
3305 syslog(LOG_DEBUG, "Generating delivery instructions\n");
3307 instr = malloc(instr_alloc);
3308 snprintf(instr, instr_alloc,
3309 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3311 SPOOLMIME, newmsgid, (long)time(NULL),
3315 if (recps->envelope_from != NULL) {
3316 tmp = strlen(instr);
3317 snprintf(&instr[tmp], instr_alloc-tmp, "envelope_from|%s\n", recps->envelope_from);
3320 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
3321 tmp = strlen(instr);
3322 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
3323 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
3324 instr_alloc = instr_alloc * 2;
3325 instr = realloc(instr, instr_alloc);
3327 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
3330 imsg = malloc(sizeof(struct CtdlMessage));
3331 memset(imsg, 0, sizeof(struct CtdlMessage));
3332 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3333 imsg->cm_anon_type = MES_NORMAL;
3334 imsg->cm_format_type = FMT_RFC822;
3335 imsg->cm_fields['A'] = strdup("Citadel");
3336 imsg->cm_fields['J'] = strdup("do not journal");
3337 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3338 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
3339 CtdlFreeMessage(imsg);
3343 * Any addresses to harvest for someone's address book?
3345 if ( (CCC->logged_in) && (recps != NULL) ) {
3346 collected_addresses = harvest_collected_addresses(msg);
3349 if (collected_addresses != NULL) {
3350 aptr = (struct addresses_to_be_filed *)
3351 malloc(sizeof(struct addresses_to_be_filed));
3352 CtdlMailboxName(actual_rm, sizeof actual_rm,
3353 &CCC->user, USERCONTACTSROOM);
3354 aptr->roomname = strdup(actual_rm);
3355 aptr->collected_addresses = collected_addresses;
3356 begin_critical_section(S_ATBF);
3359 end_critical_section(S_ATBF);
3363 * Determine whether this message qualifies for journaling.
3365 if (msg->cm_fields['J'] != NULL) {
3366 qualified_for_journaling = 0;
3369 if (recps == NULL) {
3370 qualified_for_journaling = config.c_journal_pubmsgs;
3372 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
3373 qualified_for_journaling = config.c_journal_email;
3376 qualified_for_journaling = config.c_journal_pubmsgs;
3381 * Do we have to perform journaling? If so, hand off the saved
3382 * RFC822 version will be handed off to the journaler for background
3383 * submit. Otherwise, we have to free the memory ourselves.
3385 if (saved_rfc822_version != NULL) {
3386 if (qualified_for_journaling) {
3387 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
3390 FreeStrBuf(&saved_rfc822_version);
3400 void aide_message (char *text, char *subject)
3402 quickie_message("Citadel",NULL,NULL,AIDEROOM,text,FMT_CITADEL,subject);
3407 * Convenience function for generating small administrative messages.
3409 void quickie_message(const char *from, const char *fromaddr, char *to, char *room, const char *text,
3410 int format_type, const char *subject)
3412 struct CtdlMessage *msg;
3413 struct recptypes *recp = NULL;
3415 msg = malloc(sizeof(struct CtdlMessage));
3416 memset(msg, 0, sizeof(struct CtdlMessage));
3417 msg->cm_magic = CTDLMESSAGE_MAGIC;
3418 msg->cm_anon_type = MES_NORMAL;
3419 msg->cm_format_type = format_type;
3422 msg->cm_fields['A'] = strdup(from);
3424 else if (fromaddr != NULL) {
3425 msg->cm_fields['A'] = strdup(fromaddr);
3426 if (strchr(msg->cm_fields['A'], '@')) {
3427 *strchr(msg->cm_fields['A'], '@') = 0;
3431 msg->cm_fields['A'] = strdup("Citadel");
3434 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3435 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3436 msg->cm_fields['N'] = strdup(NODENAME);
3438 msg->cm_fields['R'] = strdup(to);
3439 recp = validate_recipients(to, NULL, 0);
3441 if (subject != NULL) {
3442 msg->cm_fields['U'] = strdup(subject);
3444 msg->cm_fields['M'] = strdup(text);
3446 CtdlSubmitMsg(msg, recp, room, 0);
3447 CtdlFreeMessage(msg);
3448 if (recp != NULL) free_recipients(recp);
3454 * Back end function used by CtdlMakeMessage() and similar functions
3456 StrBuf *CtdlReadMessageBodyBuf(char *terminator, /* token signalling EOT */
3458 size_t maxlen, /* maximum message length */
3459 char *exist, /* if non-null, append to it;
3460 exist is ALWAYS freed */
3461 int crlf, /* CRLF newlines instead of LF */
3462 int *sock /* socket handle or 0 for this session's client socket */
3471 LineBuf = NewStrBufPlain(NULL, SIZ);
3472 if (exist == NULL) {
3473 Message = NewStrBufPlain(NULL, 4 * SIZ);
3476 Message = NewStrBufPlain(exist, -1);
3480 /* Do we need to change leading ".." to "." for SMTP escaping? */
3481 if ((tlen == 1) && (*terminator == '.')) {
3485 /* read in the lines of message text one by one */
3488 if ((CtdlSockGetLine(sock, LineBuf, 5) < 0) ||
3493 if (CtdlClientGetLine(LineBuf) < 0) finished = 1;
3495 if ((StrLength(LineBuf) == tlen) &&
3496 (!strcmp(ChrPtr(LineBuf), terminator)))
3499 if ( (!flushing) && (!finished) ) {
3501 StrBufAppendBufPlain(LineBuf, HKEY("\r\n"), 0);
3504 StrBufAppendBufPlain(LineBuf, HKEY("\n"), 0);
3507 /* Unescape SMTP-style input of two dots at the beginning of the line */
3509 (StrLength(LineBuf) == 2) &&
3510 (!strcmp(ChrPtr(LineBuf), "..")))
3512 StrBufCutLeft(LineBuf, 1);
3515 StrBufAppendBuf(Message, LineBuf, 0);
3518 /* if we've hit the max msg length, flush the rest */
3519 if (StrLength(Message) >= maxlen) flushing = 1;
3521 } while (!finished);
3522 FreeStrBuf(&LineBuf);
3526 void DeleteAsyncMsg(ReadAsyncMsg **Msg)
3530 FreeStrBuf(&(*Msg)->MsgBuf);
3536 ReadAsyncMsg *NewAsyncMsg(const char *terminator, /* token signalling EOT */
3538 size_t maxlen, /* maximum message length */
3539 size_t expectlen, /* if we expect a message, how long should it be? */
3540 char *exist, /* if non-null, append to it;
3541 exist is ALWAYS freed */
3542 long eLen, /* length of exist */
3543 int crlf /* CRLF newlines instead of LF */
3546 ReadAsyncMsg *NewMsg;
3548 NewMsg = (ReadAsyncMsg *)malloc(sizeof(ReadAsyncMsg));
3549 memset(NewMsg, 0, sizeof(ReadAsyncMsg));
3551 if (exist == NULL) {
3554 if (expectlen == 0) {
3558 len = expectlen + 10;
3560 NewMsg->MsgBuf = NewStrBufPlain(NULL, len);
3563 NewMsg->MsgBuf = NewStrBufPlain(exist, eLen);
3566 /* Do we need to change leading ".." to "." for SMTP escaping? */
3567 if ((tlen == 1) && (*terminator == '.')) {
3571 NewMsg->terminator = terminator;
3572 NewMsg->tlen = tlen;
3574 NewMsg->maxlen = maxlen;
3576 NewMsg->crlf = crlf;
3582 * Back end function used by CtdlMakeMessage() and similar functions
3584 eReadState CtdlReadMessageBodyAsync(AsyncIO *IO)
3586 ReadAsyncMsg *ReadMsg;
3587 int MsgFinished = 0;
3588 eReadState Finished = eMustReadMore;
3593 const char *pch = ChrPtr(IO->SendBuf.Buf);
3594 const char *pchh = IO->SendBuf.ReadWritePointer;
3600 nbytes = StrLength(IO->SendBuf.Buf) - (pchh - pch);
3601 snprintf(fn, SIZ, "/tmp/foolog_ev_%s.%d",
3602 ((CitContext*)(IO->CitContext))->ServiceName,
3605 fd = fopen(fn, "a+");
3608 ReadMsg = IO->ReadMsg;
3610 /* read in the lines of message text one by one */
3612 Finished = StrBufChunkSipLine(IO->IOBuf, &IO->RecvBuf);
3615 case eMustReadMore: /// read new from socket...
3617 if (IO->RecvBuf.ReadWritePointer != NULL) {
3618 nbytes = StrLength(IO->RecvBuf.Buf) - (IO->RecvBuf.ReadWritePointer - ChrPtr(IO->RecvBuf.Buf));
3619 fprintf(fd, "Read; Line unfinished: %ld Bytes still in buffer [", nbytes);
3621 fwrite(IO->RecvBuf.ReadWritePointer, nbytes, 1, fd);
3625 fprintf(fd, "BufferEmpty! \n");
3631 case eBufferNotEmpty: /* shouldn't happen... */
3632 case eReadSuccess: /// done for now...
3634 case eReadFail: /// WHUT?
3640 if ((StrLength(IO->IOBuf) == ReadMsg->tlen) &&
3641 (!strcmp(ChrPtr(IO->IOBuf), ReadMsg->terminator))) {
3644 fprintf(fd, "found Terminator; Message Size: %d\n", StrLength(ReadMsg->MsgBuf));
3647 else if (!ReadMsg->flushing) {
3650 fprintf(fd, "Read Line: [%d][%s]\n", StrLength(IO->IOBuf), ChrPtr(IO->IOBuf));
3653 /* Unescape SMTP-style input of two dots at the beginning of the line */
3654 if ((ReadMsg->dodot) &&
3655 (StrLength(IO->IOBuf) == 2) && /* TODO: do we just unescape lines with two dots or any line? */
3656 (!strcmp(ChrPtr(IO->IOBuf), "..")))
3659 fprintf(fd, "UnEscaped!\n");
3661 StrBufCutLeft(IO->IOBuf, 1);
3664 if (ReadMsg->crlf) {
3665 StrBufAppendBufPlain(IO->IOBuf, HKEY("\r\n"), 0);
3668 StrBufAppendBufPlain(IO->IOBuf, HKEY("\n"), 0);
3671 StrBufAppendBuf(ReadMsg->MsgBuf, IO->IOBuf, 0);
3674 /* if we've hit the max msg length, flush the rest */
3675 if (StrLength(ReadMsg->MsgBuf) >= ReadMsg->maxlen) ReadMsg->flushing = 1;
3677 } while (!MsgFinished);
3680 fprintf(fd, "Done with reading; %s.\n, ",
3681 (MsgFinished)?"Message Finished": "FAILED");
3685 return eReadSuccess;
3692 * Back end function used by CtdlMakeMessage() and similar functions
3694 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3696 size_t maxlen, /* maximum message length */
3697 char *exist, /* if non-null, append to it;
3698 exist is ALWAYS freed */
3699 int crlf, /* CRLF newlines instead of LF */
3700 int *sock /* socket handle or 0 for this session's client socket */
3705 Message = CtdlReadMessageBodyBuf(terminator,
3711 if (Message == NULL)
3714 return SmashStrBuf(&Message);
3719 * Build a binary message to be saved on disk.
3720 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3721 * will become part of the message. This means you are no longer
3722 * responsible for managing that memory -- it will be freed along with
3723 * the rest of the fields when CtdlFreeMessage() is called.)
3726 struct CtdlMessage *CtdlMakeMessage(
3727 struct ctdluser *author, /* author's user structure */
3728 char *recipient, /* NULL if it's not mail */
3729 char *recp_cc, /* NULL if it's not mail */
3730 char *room, /* room where it's going */
3731 int type, /* see MES_ types in header file */
3732 int format_type, /* variformat, plain text, MIME... */
3733 char *fake_name, /* who we're masquerading as */
3734 char *my_email, /* which of my email addresses to use (empty is ok) */
3735 char *subject, /* Subject (optional) */
3736 char *supplied_euid, /* ...or NULL if this is irrelevant */
3737 char *preformatted_text, /* ...or NULL to read text from client */
3738 char *references /* Thread references */
3740 char dest_node[256];
3742 struct CtdlMessage *msg;
3744 StrBuf *FakeEncAuthor = NULL;
3746 msg = malloc(sizeof(struct CtdlMessage));
3747 memset(msg, 0, sizeof(struct CtdlMessage));
3748 msg->cm_magic = CTDLMESSAGE_MAGIC;
3749 msg->cm_anon_type = type;
3750 msg->cm_format_type = format_type;
3752 /* Don't confuse the poor folks if it's not routed mail. */
3753 strcpy(dest_node, "");
3755 if (recipient != NULL) striplt(recipient);
3756 if (recp_cc != NULL) striplt(recp_cc);
3758 /* Path or Return-Path */
3759 if (my_email == NULL) my_email = "";
3761 if (!IsEmptyStr(my_email)) {
3762 msg->cm_fields['P'] = strdup(my_email);
3765 snprintf(buf, sizeof buf, "%s", author->fullname);
3766 msg->cm_fields['P'] = strdup(buf);
3768 convert_spaces_to_underscores(msg->cm_fields['P']);
3770 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3771 msg->cm_fields['T'] = strdup(buf);
3773 if ((fake_name != NULL) && (fake_name[0])) { /* author */
3774 FakeAuthor = NewStrBufPlain (fake_name, -1);
3777 FakeAuthor = NewStrBufPlain (author->fullname, -1);
3779 StrBufRFC2047encode(&FakeEncAuthor, FakeAuthor);
3780 msg->cm_fields['A'] = SmashStrBuf(&FakeEncAuthor);
3781 FreeStrBuf(&FakeAuthor);
3783 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3784 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3787 msg->cm_fields['O'] = strdup(CC->room.QRname);
3790 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3791 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3793 if ((recipient != NULL) && (recipient[0] != 0)) {
3794 msg->cm_fields['R'] = strdup(recipient);
3796 if ((recp_cc != NULL) && (recp_cc[0] != 0)) {
3797 msg->cm_fields['Y'] = strdup(recp_cc);
3799 if (dest_node[0] != 0) {
3800 msg->cm_fields['D'] = strdup(dest_node);
3803 if (!IsEmptyStr(my_email)) {
3804 msg->cm_fields['F'] = strdup(my_email);
3806 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3807 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3810 if (subject != NULL) {
3813 length = strlen(subject);
3819 while ((subject[i] != '\0') &&
3820 (IsAscii = isascii(subject[i]) != 0 ))
3823 msg->cm_fields['U'] = strdup(subject);
3824 else /* ok, we've got utf8 in the string. */
3826 msg->cm_fields['U'] = rfc2047encode(subject, length);
3832 if (supplied_euid != NULL) {
3833 msg->cm_fields['E'] = strdup(supplied_euid);
3836 if (references != NULL) {
3837 if (!IsEmptyStr(references)) {
3838 msg->cm_fields['W'] = strdup(references);
3842 if (preformatted_text != NULL) {
3843 msg->cm_fields['M'] = preformatted_text;
3846 msg->cm_fields['M'] = CtdlReadMessageBody(HKEY("000"), config.c_maxmsglen, NULL, 0, 0);
3854 * Check to see whether we have permission to post a message in the current
3855 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3856 * returns 0 on success.
3858 int CtdlDoIHavePermissionToPostInThisRoom(
3861 const char* RemoteIdentifier,
3867 if (!(CC->logged_in) &&
3868 (PostPublic == POST_LOGGED_IN)) {
3869 snprintf(errmsgbuf, n, "Not logged in.");
3870 return (ERROR + NOT_LOGGED_IN);
3872 else if (PostPublic == CHECK_EXISTANCE) {
3873 return (0); // We're Evaling whether a recipient exists
3875 else if (!(CC->logged_in)) {
3877 if ((CC->room.QRflags & QR_READONLY)) {
3878 snprintf(errmsgbuf, n, "Not logged in.");
3879 return (ERROR + NOT_LOGGED_IN);
3881 if (CC->room.QRflags2 & QR2_MODERATED) {
3882 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3883 return (ERROR + NOT_LOGGED_IN);
3885 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3890 if (RemoteIdentifier == NULL)
3892 snprintf(errmsgbuf, n, "Need sender to permit access.");
3893 return (ERROR + USERNAME_REQUIRED);
3896 assoc_file_name(filename, sizeof filename, &CC->room, ctdl_netcfg_dir);
3897 begin_critical_section(S_NETCONFIGS);
3898 if (!read_spoolcontrol_file(&sc, filename))
3900 end_critical_section(S_NETCONFIGS);
3901 snprintf(errmsgbuf, n,
3902 "This mailing list only accepts posts from subscribers.");
3903 return (ERROR + NO_SUCH_USER);
3905 end_critical_section(S_NETCONFIGS);
3906 found = is_recipient (sc, RemoteIdentifier);
3907 free_spoolcontrol_struct(&sc);
3912 snprintf(errmsgbuf, n,
3913 "This mailing list only accepts posts from subscribers.");
3914 return (ERROR + NO_SUCH_USER);
3921 if ((CC->user.axlevel < AxProbU)
3922 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3923 snprintf(errmsgbuf, n, "Need to be validated to enter "
3924 "(except in %s> to sysop)", MAILROOM);
3925 return (ERROR + HIGHER_ACCESS_REQUIRED);
3928 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3930 if ( (!(ra & UA_POSTALLOWED)) && (ra & UA_REPLYALLOWED) && (!is_reply) ) {
3932 * To be thorough, we ought to check to see if the message they are
3933 * replying to is actually a valid one in this room, but unless this
3934 * actually becomes a problem we'll go with high performance instead.
3936 snprintf(errmsgbuf, n, "You may only reply to existing messages here.");
3937 return (ERROR + HIGHER_ACCESS_REQUIRED);
3940 else if (!(ra & UA_POSTALLOWED)) {
3941 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3942 return (ERROR + HIGHER_ACCESS_REQUIRED);
3945 strcpy(errmsgbuf, "Ok");
3951 * Check to see if the specified user has Internet mail permission
3952 * (returns nonzero if permission is granted)
3954 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3956 /* Do not allow twits to send Internet mail */
3957 if (who->axlevel <= AxProbU) return(0);
3959 /* Globally enabled? */
3960 if (config.c_restrict == 0) return(1);
3962 /* User flagged ok? */
3963 if (who->flags & US_INTERNET) return(2);
3965 /* Aide level access? */
3966 if (who->axlevel >= AxAideU) return(3);
3968 /* No mail for you! */
3974 * Validate recipients, count delivery types and errors, and handle aliasing
3975 * FIXME check for dupes!!!!!
3977 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3978 * were specified, or the number of addresses found invalid.
3980 * Caller needs to free the result using free_recipients()
3982 struct recptypes *validate_recipients(const char *supplied_recipients,
3983 const char *RemoteIdentifier,
3985 struct recptypes *ret;
3986 char *recipients = NULL;
3987 char this_recp[256];
3988 char this_recp_cooked[256];
3994 struct ctdluser tempUS;
3995 struct ctdlroom tempQR;
3996 struct ctdlroom tempQR2;
4002 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
4003 if (ret == NULL) return(NULL);
4005 /* Set all strings to null and numeric values to zero */
4006 memset(ret, 0, sizeof(struct recptypes));
4008 if (supplied_recipients == NULL) {
4009 recipients = strdup("");
4012 recipients = strdup(supplied_recipients);
4015 /* Allocate some memory. Yes, this allocates 500% more memory than we will
4016 * actually need, but it's healthier for the heap than doing lots of tiny
4017 * realloc() calls instead.
4020 ret->errormsg = malloc(strlen(recipients) + 1024);
4021 ret->recp_local = malloc(strlen(recipients) + 1024);
4022 ret->recp_internet = malloc(strlen(recipients) + 1024);
4023 ret->recp_ignet = malloc(strlen(recipients) + 1024);
4024 ret->recp_room = malloc(strlen(recipients) + 1024);
4025 ret->display_recp = malloc(strlen(recipients) + 1024);
4027 ret->errormsg[0] = 0;
4028 ret->recp_local[0] = 0;
4029 ret->recp_internet[0] = 0;
4030 ret->recp_ignet[0] = 0;
4031 ret->recp_room[0] = 0;
4032 ret->display_recp[0] = 0;
4034 ret->recptypes_magic = RECPTYPES_MAGIC;
4036 /* Change all valid separator characters to commas */
4037 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
4038 if ((recipients[i] == ';') || (recipients[i] == '|')) {
4039 recipients[i] = ',';
4043 /* Now start extracting recipients... */
4045 while (!IsEmptyStr(recipients)) {
4047 for (i=0; i<=strlen(recipients); ++i) {
4048 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
4049 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
4050 safestrncpy(this_recp, recipients, i+1);
4052 if (recipients[i] == ',') {
4053 strcpy(recipients, &recipients[i+1]);
4056 strcpy(recipients, "");
4063 if (IsEmptyStr(this_recp))
4065 syslog(LOG_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
4067 mailtype = alias(this_recp);
4068 mailtype = alias(this_recp);
4069 mailtype = alias(this_recp);
4071 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
4072 if (this_recp[j]=='_') {
4073 this_recp_cooked[j] = ' ';
4076 this_recp_cooked[j] = this_recp[j];
4079 this_recp_cooked[j] = '\0';
4084 if (!strcasecmp(this_recp, "sysop")) {
4086 strcpy(this_recp, config.c_aideroom);
4087 if (!IsEmptyStr(ret->recp_room)) {
4088 strcat(ret->recp_room, "|");
4090 strcat(ret->recp_room, this_recp);
4092 else if ( (!strncasecmp(this_recp, "room_", 5))
4093 && (!CtdlGetRoom(&tempQR, &this_recp_cooked[5])) ) {
4095 /* Save room so we can restore it later */
4099 /* Check permissions to send mail to this room */
4100 err = CtdlDoIHavePermissionToPostInThisRoom(
4105 0 /* 0 = not a reply */
4114 if (!IsEmptyStr(ret->recp_room)) {
4115 strcat(ret->recp_room, "|");
4117 strcat(ret->recp_room, &this_recp_cooked[5]);
4120 /* Restore room in case something needs it */
4124 else if (CtdlGetUser(&tempUS, this_recp) == 0) {
4126 strcpy(this_recp, tempUS.fullname);
4127 if (!IsEmptyStr(ret->recp_local)) {
4128 strcat(ret->recp_local, "|");
4130 strcat(ret->recp_local, this_recp);
4132 else if (CtdlGetUser(&tempUS, this_recp_cooked) == 0) {
4134 strcpy(this_recp, tempUS.fullname);
4135 if (!IsEmptyStr(ret->recp_local)) {
4136 strcat(ret->recp_local, "|");
4138 strcat(ret->recp_local, this_recp);
4146 /* Yes, you're reading this correctly: if the target
4147 * domain points back to the local system or an attached
4148 * Citadel directory, the address is invalid. That's
4149 * because if the address were valid, we would have
4150 * already translated it to a local address by now.
4152 if (IsDirectory(this_recp, 0)) {
4157 ++ret->num_internet;
4158 if (!IsEmptyStr(ret->recp_internet)) {
4159 strcat(ret->recp_internet, "|");
4161 strcat(ret->recp_internet, this_recp);
4166 if (!IsEmptyStr(ret->recp_ignet)) {
4167 strcat(ret->recp_ignet, "|");
4169 strcat(ret->recp_ignet, this_recp);
4177 if (IsEmptyStr(errmsg)) {
4178 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
4181 snprintf(append, sizeof append, "%s", errmsg);
4183 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
4184 if (!IsEmptyStr(ret->errormsg)) {
4185 strcat(ret->errormsg, "; ");
4187 strcat(ret->errormsg, append);
4191 if (IsEmptyStr(ret->display_recp)) {
4192 strcpy(append, this_recp);
4195 snprintf(append, sizeof append, ", %s", this_recp);
4197 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
4198 strcat(ret->display_recp, append);
4203 if ((ret->num_local + ret->num_internet + ret->num_ignet +
4204 ret->num_room + ret->num_error) == 0) {
4205 ret->num_error = (-1);
4206 strcpy(ret->errormsg, "No recipients specified.");
4209 syslog(LOG_DEBUG, "validate_recipients()\n");
4210 syslog(LOG_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
4211 syslog(LOG_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
4212 syslog(LOG_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
4213 syslog(LOG_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
4214 syslog(LOG_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
4222 * Destructor for struct recptypes
4224 void free_recipients(struct recptypes *valid) {
4226 if (valid == NULL) {
4230 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
4231 syslog(LOG_EMERG, "Attempt to call free_recipients() on some other data type!\n");
4235 if (valid->errormsg != NULL) free(valid->errormsg);
4236 if (valid->recp_local != NULL) free(valid->recp_local);
4237 if (valid->recp_internet != NULL) free(valid->recp_internet);
4238 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
4239 if (valid->recp_room != NULL) free(valid->recp_room);
4240 if (valid->display_recp != NULL) free(valid->display_recp);
4241 if (valid->bounce_to != NULL) free(valid->bounce_to);
4242 if (valid->envelope_from != NULL) free(valid->envelope_from);
4249 * message entry - mode 0 (normal)
4251 void cmd_ent0(char *entargs)
4257 char supplied_euid[128];
4259 int format_type = 0;
4260 char newusername[256];
4261 char newuseremail[256];
4262 struct CtdlMessage *msg;
4266 struct recptypes *valid = NULL;
4267 struct recptypes *valid_to = NULL;
4268 struct recptypes *valid_cc = NULL;
4269 struct recptypes *valid_bcc = NULL;
4271 int subject_required = 0;
4276 int newuseremail_ok = 0;
4277 char references[SIZ];
4282 post = extract_int(entargs, 0);
4283 extract_token(recp, entargs, 1, '|', sizeof recp);
4284 anon_flag = extract_int(entargs, 2);
4285 format_type = extract_int(entargs, 3);
4286 extract_token(subject, entargs, 4, '|', sizeof subject);
4287 extract_token(newusername, entargs, 5, '|', sizeof newusername);
4288 do_confirm = extract_int(entargs, 6);
4289 extract_token(cc, entargs, 7, '|', sizeof cc);
4290 extract_token(bcc, entargs, 8, '|', sizeof bcc);
4291 switch(CC->room.QRdefaultview) {
4294 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
4297 supplied_euid[0] = 0;
4300 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
4301 extract_token(references, entargs, 11, '|', sizeof references);
4302 for (ptr=references; *ptr != 0; ++ptr) {
4303 if (*ptr == '!') *ptr = '|';
4306 /* first check to make sure the request is valid. */
4308 err = CtdlDoIHavePermissionToPostInThisRoom(
4313 (!IsEmptyStr(references)) /* is this a reply? or a top-level post? */
4317 cprintf("%d %s\n", err, errmsg);
4321 /* Check some other permission type things. */
4323 if (IsEmptyStr(newusername)) {
4324 strcpy(newusername, CC->user.fullname);
4326 if ( (CC->user.axlevel < AxAideU)
4327 && (strcasecmp(newusername, CC->user.fullname))
4328 && (strcasecmp(newusername, CC->cs_inet_fn))
4330 cprintf("%d You don't have permission to author messages as '%s'.\n",
4331 ERROR + HIGHER_ACCESS_REQUIRED,
4338 if (IsEmptyStr(newuseremail)) {
4339 newuseremail_ok = 1;
4342 if (!IsEmptyStr(newuseremail)) {
4343 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
4344 newuseremail_ok = 1;
4346 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
4347 j = num_tokens(CC->cs_inet_other_emails, '|');
4348 for (i=0; i<j; ++i) {
4349 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
4350 if (!strcasecmp(newuseremail, buf)) {
4351 newuseremail_ok = 1;
4357 if (!newuseremail_ok) {
4358 cprintf("%d You don't have permission to author messages as '%s'.\n",
4359 ERROR + HIGHER_ACCESS_REQUIRED,
4365 CC->cs_flags |= CS_POSTING;
4367 /* In mailbox rooms we have to behave a little differently --
4368 * make sure the user has specified at least one recipient. Then
4369 * validate the recipient(s). We do this for the Mail> room, as
4370 * well as any room which has the "Mailbox" view set - unless it
4371 * is the DRAFTS room which does not require recipients
4374 if ( ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
4375 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
4376 ) && (strcasecmp(&CC->room.QRname[11], USERDRAFTROOM)) !=0 ) {
4377 if (CC->user.axlevel < AxProbU) {
4378 strcpy(recp, "sysop");
4383 valid_to = validate_recipients(recp, NULL, 0);
4384 if (valid_to->num_error > 0) {
4385 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
4386 free_recipients(valid_to);
4390 valid_cc = validate_recipients(cc, NULL, 0);
4391 if (valid_cc->num_error > 0) {
4392 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
4393 free_recipients(valid_to);
4394 free_recipients(valid_cc);
4398 valid_bcc = validate_recipients(bcc, NULL, 0);
4399 if (valid_bcc->num_error > 0) {
4400 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
4401 free_recipients(valid_to);
4402 free_recipients(valid_cc);
4403 free_recipients(valid_bcc);
4407 /* Recipient required, but none were specified */
4408 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
4409 free_recipients(valid_to);
4410 free_recipients(valid_cc);
4411 free_recipients(valid_bcc);
4412 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
4416 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
4417 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
4418 cprintf("%d You do not have permission "
4419 "to send Internet mail.\n",
4420 ERROR + HIGHER_ACCESS_REQUIRED);
4421 free_recipients(valid_to);
4422 free_recipients(valid_cc);
4423 free_recipients(valid_bcc);
4428 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)
4429 && (CC->user.axlevel < AxNetU) ) {
4430 cprintf("%d Higher access required for network mail.\n",
4431 ERROR + HIGHER_ACCESS_REQUIRED);
4432 free_recipients(valid_to);
4433 free_recipients(valid_cc);
4434 free_recipients(valid_bcc);
4438 if ((RESTRICT_INTERNET == 1)
4439 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
4440 && ((CC->user.flags & US_INTERNET) == 0)
4441 && (!CC->internal_pgm)) {
4442 cprintf("%d You don't have access to Internet mail.\n",
4443 ERROR + HIGHER_ACCESS_REQUIRED);
4444 free_recipients(valid_to);
4445 free_recipients(valid_cc);
4446 free_recipients(valid_bcc);
4452 /* Is this a room which has anonymous-only or anonymous-option? */
4453 anonymous = MES_NORMAL;
4454 if (CC->room.QRflags & QR_ANONONLY) {
4455 anonymous = MES_ANONONLY;
4457 if (CC->room.QRflags & QR_ANONOPT) {
4458 if (anon_flag == 1) { /* only if the user requested it */
4459 anonymous = MES_ANONOPT;
4463 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
4467 /* Recommend to the client that the use of a message subject is
4468 * strongly recommended in this room, if either the SUBJECTREQ flag
4469 * is set, or if there is one or more Internet email recipients.
4471 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
4472 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
4473 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
4474 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
4476 /* If we're only checking the validity of the request, return
4477 * success without creating the message.
4480 cprintf("%d %s|%d\n", CIT_OK,
4481 ((valid_to != NULL) ? valid_to->display_recp : ""),
4483 free_recipients(valid_to);
4484 free_recipients(valid_cc);
4485 free_recipients(valid_bcc);
4489 /* We don't need these anymore because we'll do it differently below */
4490 free_recipients(valid_to);
4491 free_recipients(valid_cc);
4492 free_recipients(valid_bcc);
4494 /* Read in the message from the client. */
4496 cprintf("%d send message\n", START_CHAT_MODE);
4498 cprintf("%d send message\n", SEND_LISTING);
4501 msg = CtdlMakeMessage(&CC->user, recp, cc,
4502 CC->room.QRname, anonymous, format_type,
4503 newusername, newuseremail, subject,
4504 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
4507 /* Put together one big recipients struct containing to/cc/bcc all in
4508 * one. This is for the envelope.
4510 char *all_recps = malloc(SIZ * 3);
4511 strcpy(all_recps, recp);
4512 if (!IsEmptyStr(cc)) {
4513 if (!IsEmptyStr(all_recps)) {
4514 strcat(all_recps, ",");
4516 strcat(all_recps, cc);
4518 if (!IsEmptyStr(bcc)) {
4519 if (!IsEmptyStr(all_recps)) {
4520 strcat(all_recps, ",");
4522 strcat(all_recps, bcc);
4524 if (!IsEmptyStr(all_recps)) {
4525 valid = validate_recipients(all_recps, NULL, 0);
4533 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
4536 cprintf("%ld\n", msgnum);
4538 cprintf("Message accepted.\n");
4541 cprintf("Internal error.\n");
4543 if (msg->cm_fields['E'] != NULL) {
4544 cprintf("%s\n", msg->cm_fields['E']);
4551 CtdlFreeMessage(msg);
4553 if (valid != NULL) {
4554 free_recipients(valid);
4562 * API function to delete messages which match a set of criteria
4563 * (returns the actual number of messages deleted)
4565 int CtdlDeleteMessages(char *room_name, /* which room */
4566 long *dmsgnums, /* array of msg numbers to be deleted */
4567 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
4568 char *content_type /* or "" for any. regular expressions expected. */
4571 struct ctdlroom qrbuf;
4572 struct cdbdata *cdbfr;
4573 long *msglist = NULL;
4574 long *dellist = NULL;
4577 int num_deleted = 0;
4579 struct MetaData smi;
4582 int need_to_free_re = 0;
4584 if (content_type) if (!IsEmptyStr(content_type)) {
4585 regcomp(&re, content_type, 0);
4586 need_to_free_re = 1;
4588 syslog(LOG_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
4589 room_name, num_dmsgnums, content_type);
4591 /* get room record, obtaining a lock... */
4592 if (CtdlGetRoomLock(&qrbuf, room_name) != 0) {
4593 syslog(LOG_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
4595 if (need_to_free_re) regfree(&re);
4596 return (0); /* room not found */
4598 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4600 if (cdbfr != NULL) {
4601 dellist = malloc(cdbfr->len);
4602 msglist = (long *) cdbfr->ptr;
4603 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4604 num_msgs = cdbfr->len / sizeof(long);
4608 for (i = 0; i < num_msgs; ++i) {
4611 /* Set/clear a bit for each criterion */
4613 /* 0 messages in the list or a null list means that we are
4614 * interested in deleting any messages which meet the other criteria.
4616 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4617 delete_this |= 0x01;
4620 for (j=0; j<num_dmsgnums; ++j) {
4621 if (msglist[i] == dmsgnums[j]) {
4622 delete_this |= 0x01;
4627 if (IsEmptyStr(content_type)) {
4628 delete_this |= 0x02;
4630 GetMetaData(&smi, msglist[i]);
4631 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4632 delete_this |= 0x02;
4636 /* Delete message only if all bits are set */
4637 if (delete_this == 0x03) {
4638 dellist[num_deleted++] = msglist[i];
4643 num_msgs = sort_msglist(msglist, num_msgs);
4644 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4645 msglist, (int)(num_msgs * sizeof(long)));
4648 qrbuf.QRhighest = msglist[num_msgs - 1];
4650 qrbuf.QRhighest = 0;
4652 CtdlPutRoomLock(&qrbuf);
4654 /* Go through the messages we pulled out of the index, and decrement
4655 * their reference counts by 1. If this is the only room the message
4656 * was in, the reference count will reach zero and the message will
4657 * automatically be deleted from the database. We do this in a
4658 * separate pass because there might be plug-in hooks getting called,
4659 * and we don't want that happening during an S_ROOMS critical
4662 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4663 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4664 AdjRefCount(dellist[i], -1);
4667 /* Now free the memory we used, and go away. */
4668 if (msglist != NULL) free(msglist);
4669 if (dellist != NULL) free(dellist);
4670 syslog(LOG_DEBUG, "%d message(s) deleted.\n", num_deleted);
4671 if (need_to_free_re) regfree(&re);
4672 return (num_deleted);
4678 * Check whether the current user has permission to delete messages from
4679 * the current room (returns 1 for yes, 0 for no)
4681 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4683 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4684 if (ra & UA_DELETEALLOWED) return(1);
4692 * Delete message from current room
4694 void cmd_dele(char *args)
4703 extract_token(msgset, args, 0, '|', sizeof msgset);
4704 num_msgs = num_tokens(msgset, ',');
4706 cprintf("%d Nothing to do.\n", CIT_OK);
4710 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4711 cprintf("%d Higher access required.\n",
4712 ERROR + HIGHER_ACCESS_REQUIRED);
4717 * Build our message set to be moved/copied
4719 msgs = malloc(num_msgs * sizeof(long));
4720 for (i=0; i<num_msgs; ++i) {
4721 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4722 msgs[i] = atol(msgtok);
4725 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4729 cprintf("%d %d message%s deleted.\n", CIT_OK,
4730 num_deleted, ((num_deleted != 1) ? "s" : ""));
4732 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4740 * move or copy a message to another room
4742 void cmd_move(char *args)
4749 char targ[ROOMNAMELEN];
4750 struct ctdlroom qtemp;
4757 extract_token(msgset, args, 0, '|', sizeof msgset);
4758 num_msgs = num_tokens(msgset, ',');
4760 cprintf("%d Nothing to do.\n", CIT_OK);
4764 extract_token(targ, args, 1, '|', sizeof targ);
4765 convert_room_name_macros(targ, sizeof targ);
4766 targ[ROOMNAMELEN - 1] = 0;
4767 is_copy = extract_int(args, 2);
4769 if (CtdlGetRoom(&qtemp, targ) != 0) {
4770 cprintf("%d '%s' does not exist.\n", ERROR + ROOM_NOT_FOUND, targ);
4774 if (!strcasecmp(qtemp.QRname, CC->room.QRname)) {
4775 cprintf("%d Source and target rooms are the same.\n", ERROR + ALREADY_EXISTS);
4779 CtdlGetUser(&CC->user, CC->curr_user);
4780 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4782 /* Check for permission to perform this operation.
4783 * Remember: "CC->room" is source, "qtemp" is target.
4787 /* Aides can move/copy */
4788 if (CC->user.axlevel >= AxAideU) permit = 1;
4790 /* Room aides can move/copy */
4791 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4793 /* Permit move/copy from personal rooms */
4794 if ((CC->room.QRflags & QR_MAILBOX)
4795 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4797 /* Permit only copy from public to personal room */
4799 && (!(CC->room.QRflags & QR_MAILBOX))
4800 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4802 /* Permit message removal from collaborative delete rooms */
4803 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4805 /* Users allowed to post into the target room may move into it too. */
4806 if ((CC->room.QRflags & QR_MAILBOX) &&
4807 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4809 /* User must have access to target room */
4810 if (!(ra & UA_KNOWN)) permit = 0;
4813 cprintf("%d Higher access required.\n",
4814 ERROR + HIGHER_ACCESS_REQUIRED);
4819 * Build our message set to be moved/copied
4821 msgs = malloc(num_msgs * sizeof(long));
4822 for (i=0; i<num_msgs; ++i) {
4823 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4824 msgs[i] = atol(msgtok);
4830 err = CtdlSaveMsgPointersInRoom(targ, msgs, num_msgs, 1, NULL, 0);
4832 cprintf("%d Cannot store message(s) in %s: error %d\n",
4838 /* Now delete the message from the source room,
4839 * if this is a 'move' rather than a 'copy' operation.
4842 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4846 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4852 * GetMetaData() - Get the supplementary record for a message
4854 void GetMetaData(struct MetaData *smibuf, long msgnum)
4857 struct cdbdata *cdbsmi;
4860 memset(smibuf, 0, sizeof(struct MetaData));
4861 smibuf->meta_msgnum = msgnum;
4862 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4864 /* Use the negative of the message number for its supp record index */
4865 TheIndex = (0L - msgnum);
4867 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4868 if (cdbsmi == NULL) {
4869 return; /* record not found; go with defaults */
4871 memcpy(smibuf, cdbsmi->ptr,
4872 ((cdbsmi->len > sizeof(struct MetaData)) ?
4873 sizeof(struct MetaData) : cdbsmi->len));
4880 * PutMetaData() - (re)write supplementary record for a message
4882 void PutMetaData(struct MetaData *smibuf)
4886 /* Use the negative of the message number for the metadata db index */
4887 TheIndex = (0L - smibuf->meta_msgnum);
4889 cdb_store(CDB_MSGMAIN,
4890 &TheIndex, (int)sizeof(long),
4891 smibuf, (int)sizeof(struct MetaData));
4896 * AdjRefCount - submit an adjustment to the reference count for a message.
4897 * (These are just queued -- we actually process them later.)
4899 void AdjRefCount(long msgnum, int incr)
4901 struct arcq new_arcq;
4904 syslog(LOG_DEBUG, "AdjRefCount() msg %ld ref count delta %+d\n",
4908 begin_critical_section(S_SUPPMSGMAIN);
4909 if (arcfp == NULL) {
4910 arcfp = fopen(file_arcq, "ab+");
4912 end_critical_section(S_SUPPMSGMAIN);
4914 /* msgnum < 0 means that we're trying to close the file */
4916 syslog(LOG_DEBUG, "Closing the AdjRefCount queue file\n");
4917 begin_critical_section(S_SUPPMSGMAIN);
4918 if (arcfp != NULL) {
4922 end_critical_section(S_SUPPMSGMAIN);
4927 * If we can't open the queue, perform the operation synchronously.
4929 if (arcfp == NULL) {
4930 TDAP_AdjRefCount(msgnum, incr);
4934 new_arcq.arcq_msgnum = msgnum;
4935 new_arcq.arcq_delta = incr;
4936 rv = fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4944 * TDAP_ProcessAdjRefCountQueue()
4946 * Process the queue of message count adjustments that was created by calls
4947 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4948 * for each one. This should be an "off hours" operation.
4950 int TDAP_ProcessAdjRefCountQueue(void)
4952 char file_arcq_temp[PATH_MAX];
4955 struct arcq arcq_rec;
4956 int num_records_processed = 0;
4958 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
4960 begin_critical_section(S_SUPPMSGMAIN);
4961 if (arcfp != NULL) {
4966 r = link(file_arcq, file_arcq_temp);
4968 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4969 end_critical_section(S_SUPPMSGMAIN);
4970 return(num_records_processed);
4974 end_critical_section(S_SUPPMSGMAIN);
4976 fp = fopen(file_arcq_temp, "rb");
4978 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4979 return(num_records_processed);
4982 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4983 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4984 ++num_records_processed;
4988 r = unlink(file_arcq_temp);
4990 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4993 return(num_records_processed);
4999 * TDAP_AdjRefCount - adjust the reference count for a message.
5000 * This one does it "for real" because it's called by
5001 * the autopurger function that processes the queue
5002 * created by AdjRefCount(). If a message's reference
5003 * count becomes zero, we also delete the message from
5004 * disk and de-index it.
5006 void TDAP_AdjRefCount(long msgnum, int incr)
5009 struct MetaData smi;
5012 /* This is a *tight* critical section; please keep it that way, as
5013 * it may get called while nested in other critical sections.
5014 * Complicating this any further will surely cause deadlock!
5016 begin_critical_section(S_SUPPMSGMAIN);
5017 GetMetaData(&smi, msgnum);
5018 smi.meta_refcount += incr;
5020 end_critical_section(S_SUPPMSGMAIN);
5021 syslog(LOG_DEBUG, "TDAP_AdjRefCount() msg %ld ref count delta %+d, is now %d\n",
5022 msgnum, incr, smi.meta_refcount
5025 /* If the reference count is now zero, delete the message
5026 * (and its supplementary record as well).
5028 if (smi.meta_refcount == 0) {
5029 syslog(LOG_DEBUG, "Deleting message <%ld>\n", msgnum);
5031 /* Call delete hooks with NULL room to show it has gone altogether */
5032 PerformDeleteHooks(NULL, msgnum);
5034 /* Remove from message base */
5036 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5037 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
5039 /* Remove metadata record */
5040 delnum = (0L - msgnum);
5041 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5047 * Write a generic object to this room
5049 * Note: this could be much more efficient. Right now we use two temporary
5050 * files, and still pull the message into memory as with all others.
5052 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
5053 char *content_type, /* MIME type of this object */
5054 char *raw_message, /* Data to be written */
5055 off_t raw_length, /* Size of raw_message */
5056 struct ctdluser *is_mailbox, /* Mailbox room? */
5057 int is_binary, /* Is encoding necessary? */
5058 int is_unique, /* Del others of this type? */
5059 unsigned int flags /* Internal save flags */
5063 struct ctdlroom qrbuf;
5064 char roomname[ROOMNAMELEN];
5065 struct CtdlMessage *msg;
5066 char *encoded_message = NULL;
5068 if (is_mailbox != NULL) {
5069 CtdlMailboxName(roomname, sizeof roomname, is_mailbox, req_room);
5072 safestrncpy(roomname, req_room, sizeof(roomname));
5075 syslog(LOG_DEBUG, "Raw length is %ld\n", (long)raw_length);
5078 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
5081 encoded_message = malloc((size_t)(raw_length + 4096));
5084 sprintf(encoded_message, "Content-type: %s\n", content_type);
5087 sprintf(&encoded_message[strlen(encoded_message)],
5088 "Content-transfer-encoding: base64\n\n"
5092 sprintf(&encoded_message[strlen(encoded_message)],
5093 "Content-transfer-encoding: 7bit\n\n"
5099 &encoded_message[strlen(encoded_message)],
5107 &encoded_message[strlen(encoded_message)],
5113 syslog(LOG_DEBUG, "Allocating\n");
5114 msg = malloc(sizeof(struct CtdlMessage));
5115 memset(msg, 0, sizeof(struct CtdlMessage));
5116 msg->cm_magic = CTDLMESSAGE_MAGIC;
5117 msg->cm_anon_type = MES_NORMAL;
5118 msg->cm_format_type = 4;
5119 msg->cm_fields['A'] = strdup(CC->user.fullname);
5120 msg->cm_fields['O'] = strdup(req_room);
5121 msg->cm_fields['N'] = strdup(config.c_nodename);
5122 msg->cm_fields['H'] = strdup(config.c_humannode);
5123 msg->cm_flags = flags;
5125 msg->cm_fields['M'] = encoded_message;
5127 /* Create the requested room if we have to. */
5128 if (CtdlGetRoom(&qrbuf, roomname) != 0) {
5129 CtdlCreateRoom(roomname,
5130 ( (is_mailbox != NULL) ? 5 : 3 ),
5131 "", 0, 1, 0, VIEW_BBS);
5133 /* If the caller specified this object as unique, delete all
5134 * other objects of this type that are currently in the room.
5137 syslog(LOG_DEBUG, "Deleted %d other msgs of this type\n",
5138 CtdlDeleteMessages(roomname, NULL, 0, content_type)
5141 /* Now write the data */
5142 CtdlSubmitMsg(msg, NULL, roomname, 0);
5143 CtdlFreeMessage(msg);
5151 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
5152 config_msgnum = msgnum;
5156 char *CtdlGetSysConfig(char *sysconfname) {
5157 char hold_rm[ROOMNAMELEN];
5160 struct CtdlMessage *msg;
5163 strcpy(hold_rm, CC->room.QRname);
5164 if (CtdlGetRoom(&CC->room, SYSCONFIGROOM) != 0) {
5165 CtdlGetRoom(&CC->room, hold_rm);
5170 /* We want the last (and probably only) config in this room */
5171 begin_critical_section(S_CONFIG);
5172 config_msgnum = (-1L);
5173 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
5174 CtdlGetSysConfigBackend, NULL);
5175 msgnum = config_msgnum;
5176 end_critical_section(S_CONFIG);
5182 msg = CtdlFetchMessage(msgnum, 1);
5184 conf = strdup(msg->cm_fields['M']);
5185 CtdlFreeMessage(msg);
5192 CtdlGetRoom(&CC->room, hold_rm);
5194 if (conf != NULL) do {
5195 extract_token(buf, conf, 0, '\n', sizeof buf);
5196 strcpy(conf, &conf[strlen(buf)+1]);
5197 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
5203 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
5204 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
5209 * Determine whether a given Internet address belongs to the current user
5211 int CtdlIsMe(char *addr, int addr_buf_len)
5213 struct recptypes *recp;
5216 recp = validate_recipients(addr, NULL, 0);
5217 if (recp == NULL) return(0);
5219 if (recp->num_local == 0) {
5220 free_recipients(recp);
5224 for (i=0; i<recp->num_local; ++i) {
5225 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
5226 if (!strcasecmp(addr, CC->user.fullname)) {
5227 free_recipients(recp);
5232 free_recipients(recp);
5238 * Citadel protocol command to do the same
5240 void cmd_isme(char *argbuf) {
5243 if (CtdlAccessCheck(ac_logged_in)) return;
5244 extract_token(addr, argbuf, 0, '|', sizeof addr);
5246 if (CtdlIsMe(addr, sizeof addr)) {
5247 cprintf("%d %s\n", CIT_OK, addr);
5250 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);
5256 /*****************************************************************************/
5257 /* MODULE INITIALIZATION STUFF */
5258 /*****************************************************************************/
5260 CTDL_MODULE_INIT(msgbase)
5263 CtdlRegisterProtoHook(cmd_msgs, "MSGS", "Output a list of messages in the current room");
5264 CtdlRegisterProtoHook(cmd_msg0, "MSG0", "Output a message in plain text format");
5265 CtdlRegisterProtoHook(cmd_msg2, "MSG2", "Output a message in RFC822 format");
5266 CtdlRegisterProtoHook(cmd_msg3, "MSG3", "Output a message in raw format (deprecated)");
5267 CtdlRegisterProtoHook(cmd_msg4, "MSG4", "Output a message in the client's preferred format");
5268 CtdlRegisterProtoHook(cmd_msgp, "MSGP", "Select preferred format for MSG4 output");
5269 CtdlRegisterProtoHook(cmd_opna, "OPNA", "Open an attachment for download");
5270 CtdlRegisterProtoHook(cmd_dlat, "DLAT", "Download an attachment");
5271 CtdlRegisterProtoHook(cmd_ent0, "ENT0", "Enter a message");
5272 CtdlRegisterProtoHook(cmd_dele, "DELE", "Delete a message");
5273 CtdlRegisterProtoHook(cmd_move, "MOVE", "Move or copy a message to another room");
5274 CtdlRegisterProtoHook(cmd_isme, "ISME", "Determine whether an email address belongs to a user");
5277 /* return our Subversion id for the Log */