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;
660 * Now begin the traversal.
662 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
664 /* If the caller is looking for a specific MIME type, filter
665 * out all messages which are not of the type requested.
667 if ((content_type != NULL) && (!IsEmptyStr(content_type))) {
669 /* This call to GetMetaData() sits inside this loop
670 * so that we only do the extra database read per msg
671 * if we need to. Doing the extra read all the time
672 * really kills the server. If we ever need to use
673 * metadata for another search criterion, we need to
674 * move the read somewhere else -- but still be smart
675 * enough to only do the read if the caller has
676 * specified something that will need it.
678 GetMetaData(&smi, msglist[a]);
680 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
681 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
687 num_msgs = sort_msglist(msglist, num_msgs);
689 /* If a template was supplied, filter out the messages which
690 * don't match. (This could induce some delays!)
693 if (compare != NULL) {
694 for (a = 0; a < num_msgs; ++a) {
695 msg = CtdlFetchMessage(msglist[a], 1);
697 if (CtdlMsgCmp(msg, compare)) {
700 CtdlFreeMessage(msg);
706 /* If a search string was specified, get a message list from
707 * the full text index and remove messages which aren't on both
711 * Since the lists are sorted and strictly ascending, and the
712 * output list is guaranteed to be shorter than or equal to the
713 * input list, we overwrite the bottom of the input list. This
714 * eliminates the need to memmove big chunks of the list over and
717 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
719 /* Call search module via hook mechanism.
720 * NULL means use any search function available.
721 * otherwise replace with a char * to name of search routine
723 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
725 if (num_search_msgs > 0) {
729 orig_num_msgs = num_msgs;
731 for (i=0; i<orig_num_msgs; ++i) {
732 for (j=0; j<num_search_msgs; ++j) {
733 if (msglist[i] == search_msgs[j]) {
734 msglist[num_msgs++] = msglist[i];
740 num_msgs = 0; /* No messages qualify */
742 if (search_msgs != NULL) free(search_msgs);
744 /* Now that we've purged messages which don't contain the search
745 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
752 * Now iterate through the message list, according to the
753 * criteria supplied by the caller.
756 for (a = 0; a < num_msgs; ++a) {
757 thismsg = msglist[a];
758 if (mode == MSGS_ALL) {
762 is_seen = is_msg_in_sequence_set(
763 vbuf.v_seen, thismsg);
764 if (is_seen) lastold = thismsg;
770 || ((mode == MSGS_OLD) && (is_seen))
771 || ((mode == MSGS_NEW) && (!is_seen))
772 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
773 || ((mode == MSGS_FIRST) && (a < ref))
774 || ((mode == MSGS_GT) && (thismsg > ref))
775 || ((mode == MSGS_LT) && (thismsg < ref))
776 || ((mode == MSGS_EQ) && (thismsg == ref))
779 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
781 CallBack(lastold, userdata);
785 if (CallBack) CallBack(thismsg, userdata);
789 if (need_to_free_re) regfree(&re);
790 if (CC->client_socket <= 0) free(msglist);
791 return num_processed;
797 * cmd_msgs() - get list of message #'s in this room
798 * implements the MSGS server command using CtdlForEachMessage()
800 void cmd_msgs(char *cmdbuf)
809 int with_template = 0;
810 struct CtdlMessage *template = NULL;
811 char search_string[1024];
812 ForEachMsgCallback CallBack;
814 if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
816 extract_token(which, cmdbuf, 0, '|', sizeof which);
817 cm_ref = extract_int(cmdbuf, 1);
818 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
819 with_template = extract_int(cmdbuf, 2);
820 switch (extract_int(cmdbuf, 3))
824 CallBack = simple_listing;
827 CallBack = headers_listing;
830 CallBack = headers_euid;
835 if (!strncasecmp(which, "OLD", 3))
837 else if (!strncasecmp(which, "NEW", 3))
839 else if (!strncasecmp(which, "FIRST", 5))
841 else if (!strncasecmp(which, "LAST", 4))
843 else if (!strncasecmp(which, "GT", 2))
845 else if (!strncasecmp(which, "LT", 2))
847 else if (!strncasecmp(which, "SEARCH", 6))
852 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
853 cprintf("%d Full text index is not enabled on this server.\n",
854 ERROR + CMD_NOT_SUPPORTED);
860 cprintf("%d Send template then receive message list\n",
862 template = (struct CtdlMessage *)
863 malloc(sizeof(struct CtdlMessage));
864 memset(template, 0, sizeof(struct CtdlMessage));
865 template->cm_magic = CTDLMESSAGE_MAGIC;
866 template->cm_anon_type = MES_NORMAL;
868 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
869 extract_token(tfield, buf, 0, '|', sizeof tfield);
870 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
871 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
872 if (!strcasecmp(tfield, msgkeys[i])) {
873 template->cm_fields[i] =
881 cprintf("%d \n", LISTING_FOLLOWS);
884 CtdlForEachMessage(mode,
885 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
886 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
891 if (template != NULL) CtdlFreeMessage(template);
899 * help_subst() - support routine for help file viewer
901 void help_subst(char *strbuf, char *source, char *dest)
906 while (p = pattern2(strbuf, source), (p >= 0)) {
907 strcpy(workbuf, &strbuf[p + strlen(source)]);
908 strcpy(&strbuf[p], dest);
909 strcat(strbuf, workbuf);
914 void do_help_subst(char *buffer)
918 help_subst(buffer, "^nodename", config.c_nodename);
919 help_subst(buffer, "^humannode", config.c_humannode);
920 help_subst(buffer, "^fqdn", config.c_fqdn);
921 help_subst(buffer, "^username", CC->user.fullname);
922 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
923 help_subst(buffer, "^usernum", buf2);
924 help_subst(buffer, "^sysadm", config.c_sysadm);
925 help_subst(buffer, "^variantname", CITADEL);
926 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
927 help_subst(buffer, "^maxsessions", buf2);
928 help_subst(buffer, "^bbsdir", ctdl_message_dir);
934 * memfmout() - Citadel text formatter and paginator.
935 * Although the original purpose of this routine was to format
936 * text to the reader's screen width, all we're really using it
937 * for here is to format text out to 80 columns before sending it
938 * to the client. The client software may reformat it again.
941 char *mptr, /* where are we going to get our text from? */
942 const char *nl /* string to terminate lines with */
945 unsigned char ch = 0;
952 while (ch=*(mptr++), ch != 0) {
955 if (client_write(outbuf, len) == -1)
957 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
961 if (client_write(nl, nllen) == -1)
963 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
968 else if (ch == '\r') {
969 /* Ignore carriage returns. Newlines are always LF or CRLF but never CR. */
971 else if (isspace(ch)) {
972 if (column > 72) { /* Beyond 72 columns, break on the next space */
973 if (client_write(outbuf, len) == -1)
975 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
979 if (client_write(nl, nllen) == -1)
981 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
994 if (column > 1000) { /* Beyond 1000 columns, break anywhere */
995 if (client_write(outbuf, len) == -1)
997 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1001 if (client_write(nl, nllen) == -1)
1003 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1011 if (client_write(outbuf, len) == -1)
1013 syslog(LOG_ERR, "memfmout(): aborting due to write failure.\n");
1017 client_write(nl, nllen);
1025 * Callback function for mime parser that simply lists the part
1027 void list_this_part(char *name, char *filename, char *partnum, char *disp,
1028 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1029 char *cbid, void *cbuserdata)
1033 ma = (struct ma_info *)cbuserdata;
1034 if (ma->is_ma == 0) {
1035 cprintf("part=%s|%s|%s|%s|%s|%ld|%s|%s\n",
1048 * Callback function for multipart prefix
1050 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
1051 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1052 char *cbid, void *cbuserdata)
1056 ma = (struct ma_info *)cbuserdata;
1057 if (!strcasecmp(cbtype, "multipart/alternative")) {
1061 if (ma->is_ma == 0) {
1062 cprintf("pref=%s|%s\n", partnum, cbtype);
1067 * Callback function for multipart sufffix
1069 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
1070 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1071 char *cbid, void *cbuserdata)
1075 ma = (struct ma_info *)cbuserdata;
1076 if (ma->is_ma == 0) {
1077 cprintf("suff=%s|%s\n", partnum, cbtype);
1079 if (!strcasecmp(cbtype, "multipart/alternative")) {
1086 * Callback function for mime parser that opens a section for downloading
1088 void mime_download(char *name, char *filename, char *partnum, char *disp,
1089 void *content, char *cbtype, char *cbcharset, size_t length,
1090 char *encoding, char *cbid, void *cbuserdata)
1094 /* Silently go away if there's already a download open. */
1095 if (CC->download_fp != NULL)
1099 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1100 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1102 CC->download_fp = tmpfile();
1103 if (CC->download_fp == NULL)
1106 rv = fwrite(content, length, 1, CC->download_fp);
1107 fflush(CC->download_fp);
1108 rewind(CC->download_fp);
1110 OpenCmdResult(filename, cbtype);
1117 * Callback function for mime parser that outputs a section all at once.
1118 * We can specify the desired section by part number *or* content-id.
1120 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
1121 void *content, char *cbtype, char *cbcharset, size_t length,
1122 char *encoding, char *cbid, void *cbuserdata)
1124 int *found_it = (int *)cbuserdata;
1127 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1128 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1131 cprintf("%d %d|-1|%s|%s|%s\n",
1138 client_write(content, length);
1144 * Load a message from disk into memory.
1145 * This is used by CtdlOutputMsg() and other fetch functions.
1147 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1148 * using the CtdlMessageFree() function.
1150 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1152 struct cdbdata *dmsgtext;
1153 struct CtdlMessage *ret = NULL;
1157 cit_uint8_t field_header;
1159 syslog(LOG_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1160 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1161 if (dmsgtext == NULL) {
1164 mptr = dmsgtext->ptr;
1165 upper_bound = mptr + dmsgtext->len;
1167 /* Parse the three bytes that begin EVERY message on disk.
1168 * The first is always 0xFF, the on-disk magic number.
1169 * The second is the anonymous/public type byte.
1170 * The third is the format type byte (vari, fixed, or MIME).
1174 syslog(LOG_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1178 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1179 memset(ret, 0, sizeof(struct CtdlMessage));
1181 ret->cm_magic = CTDLMESSAGE_MAGIC;
1182 ret->cm_anon_type = *mptr++; /* Anon type byte */
1183 ret->cm_format_type = *mptr++; /* Format type byte */
1186 * The rest is zero or more arbitrary fields. Load them in.
1187 * We're done when we encounter either a zero-length field or
1188 * have just processed the 'M' (message text) field.
1191 if (mptr >= upper_bound) {
1194 field_header = *mptr++;
1195 ret->cm_fields[field_header] = strdup(mptr);
1197 while (*mptr++ != 0); /* advance to next field */
1199 } while ((mptr < upper_bound) && (field_header != 'M'));
1203 /* Always make sure there's something in the msg text field. If
1204 * it's NULL, the message text is most likely stored separately,
1205 * so go ahead and fetch that. Failing that, just set a dummy
1206 * body so other code doesn't barf.
1208 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1209 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1210 if (dmsgtext != NULL) {
1211 ret->cm_fields['M'] = dmsgtext->ptr;
1212 dmsgtext->ptr = NULL;
1216 if (ret->cm_fields['M'] == NULL) {
1217 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1220 /* Perform "before read" hooks (aborting if any return nonzero) */
1221 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1222 CtdlFreeMessage(ret);
1231 * Returns 1 if the supplied pointer points to a valid Citadel message.
1232 * If the pointer is NULL or the magic number check fails, returns 0.
1234 int is_valid_message(struct CtdlMessage *msg) {
1237 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1238 syslog(LOG_WARNING, "is_valid_message() -- self-check failed\n");
1246 * 'Destructor' for struct CtdlMessage
1248 void CtdlFreeMessage(struct CtdlMessage *msg)
1252 if (is_valid_message(msg) == 0)
1254 if (msg != NULL) free (msg);
1258 for (i = 0; i < 256; ++i)
1259 if (msg->cm_fields[i] != NULL) {
1260 free(msg->cm_fields[i]);
1263 msg->cm_magic = 0; /* just in case */
1269 * Pre callback function for multipart/alternative
1271 * NOTE: this differs from the standard behavior for a reason. Normally when
1272 * displaying multipart/alternative you want to show the _last_ usable
1273 * format in the message. Here we show the _first_ one, because it's
1274 * usually text/plain. Since this set of functions is designed for text
1275 * output to non-MIME-aware clients, this is the desired behavior.
1278 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1279 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1280 char *cbid, void *cbuserdata)
1284 ma = (struct ma_info *)cbuserdata;
1285 syslog(LOG_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1286 if (!strcasecmp(cbtype, "multipart/alternative")) {
1290 if (!strcasecmp(cbtype, "message/rfc822")) {
1296 * Post callback function for multipart/alternative
1298 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1299 void *content, char *cbtype, char *cbcharset, size_t length,
1300 char *encoding, char *cbid, void *cbuserdata)
1304 ma = (struct ma_info *)cbuserdata;
1305 syslog(LOG_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1306 if (!strcasecmp(cbtype, "multipart/alternative")) {
1310 if (!strcasecmp(cbtype, "message/rfc822")) {
1316 * Inline callback function for mime parser that wants to display text
1318 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1319 void *content, char *cbtype, char *cbcharset, size_t length,
1320 char *encoding, char *cbid, void *cbuserdata)
1327 ma = (struct ma_info *)cbuserdata;
1330 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1331 partnum, filename, cbtype, (long)length);
1334 * If we're in the middle of a multipart/alternative scope and
1335 * we've already printed another section, skip this one.
1337 if ( (ma->is_ma) && (ma->did_print) ) {
1338 syslog(LOG_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1343 if ( (!strcasecmp(cbtype, "text/plain"))
1344 || (IsEmptyStr(cbtype)) ) {
1347 client_write(wptr, length);
1348 if (wptr[length-1] != '\n') {
1355 if (!strcasecmp(cbtype, "text/html")) {
1356 ptr = html_to_ascii(content, length, 80, 0);
1358 client_write(ptr, wlen);
1359 if (ptr[wlen-1] != '\n') {
1366 if (ma->use_fo_hooks) {
1367 if (PerformFixedOutputHooks(cbtype, content, length)) {
1368 /* above function returns nonzero if it handled the part */
1373 if (strncasecmp(cbtype, "multipart/", 10)) {
1374 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1375 partnum, filename, cbtype, (long)length);
1381 * The client is elegant and sophisticated and wants to be choosy about
1382 * MIME content types, so figure out which multipart/alternative part
1383 * we're going to send.
1385 * We use a system of weights. When we find a part that matches one of the
1386 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1387 * and then set ma->chosen_pref to that MIME type's position in our preference
1388 * list. If we then hit another match, we only replace the first match if
1389 * the preference value is lower.
1391 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1392 void *content, char *cbtype, char *cbcharset, size_t length,
1393 char *encoding, char *cbid, void *cbuserdata)
1399 ma = (struct ma_info *)cbuserdata;
1401 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1402 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1403 // I don't know if there are any side effects! Please TEST TEST TEST
1404 //if (ma->is_ma > 0) {
1406 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1407 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1408 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1409 if (i < ma->chosen_pref) {
1410 syslog(LOG_DEBUG, "Setting chosen part: <%s>\n", partnum);
1411 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1412 ma->chosen_pref = i;
1419 * Now that we've chosen our preferred part, output it.
1421 void output_preferred(char *name,
1435 int add_newline = 0;
1438 char *decoded = NULL;
1439 size_t bytes_decoded;
1442 ma = (struct ma_info *)cbuserdata;
1444 /* This is not the MIME part you're looking for... */
1445 if (strcasecmp(partnum, ma->chosen_part)) return;
1447 /* If the content-type of this part is in our preferred formats
1448 * list, we can simply output it verbatim.
1450 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1451 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1452 if (!strcasecmp(buf, cbtype)) {
1453 /* Yeah! Go! W00t!! */
1454 if (ma->dont_decode == 0)
1455 rc = mime_decode_now (content,
1461 break; /* Give us the chance, maybe theres another one. */
1463 if (rc == 0) text_content = (char *)content;
1465 text_content = decoded;
1466 length = bytes_decoded;
1469 if (text_content[length-1] != '\n') {
1472 cprintf("Content-type: %s", cbtype);
1473 if (!IsEmptyStr(cbcharset)) {
1474 cprintf("; charset=%s", cbcharset);
1476 cprintf("\nContent-length: %d\n",
1477 (int)(length + add_newline) );
1478 if (!IsEmptyStr(encoding)) {
1479 cprintf("Content-transfer-encoding: %s\n", encoding);
1482 cprintf("Content-transfer-encoding: 7bit\n");
1484 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1486 if (client_write(text_content, length) == -1)
1488 syslog(LOG_ERR, "output_preferred(): aborting due to write failure.\n");
1491 if (add_newline) cprintf("\n");
1492 if (decoded != NULL) free(decoded);
1497 /* No translations required or possible: output as text/plain */
1498 cprintf("Content-type: text/plain\n\n");
1500 if (ma->dont_decode == 0)
1501 rc = mime_decode_now (content,
1507 return; /* Give us the chance, maybe theres another one. */
1509 if (rc == 0) text_content = (char *)content;
1511 text_content = decoded;
1512 length = bytes_decoded;
1515 fixed_output(name, filename, partnum, disp, text_content, cbtype, cbcharset,
1516 length, encoding, cbid, cbuserdata);
1517 if (decoded != NULL) free(decoded);
1522 char desired_section[64];
1529 * Callback function for
1531 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1532 void *content, char *cbtype, char *cbcharset, size_t length,
1533 char *encoding, char *cbid, void *cbuserdata)
1535 struct encapmsg *encap;
1537 encap = (struct encapmsg *)cbuserdata;
1539 /* Only proceed if this is the desired section... */
1540 if (!strcasecmp(encap->desired_section, partnum)) {
1541 encap->msglen = length;
1542 encap->msg = malloc(length + 2);
1543 memcpy(encap->msg, content, length);
1550 * Determine whether the specified message exists in the cached_msglist
1551 * (This is a security check)
1553 int check_cached_msglist(long msgnum) {
1555 /* cases in which we skip the check */
1556 if (!CC) return om_ok; /* not a session */
1557 if (CC->client_socket <= 0) return om_ok; /* not a client session */
1558 if (CC->cached_msglist == NULL) return om_access_denied; /* no msglist fetched */
1559 if (CC->cached_num_msgs == 0) return om_access_denied; /* nothing to check */
1562 /* Do a binary search within the cached_msglist for the requested msgnum */
1564 int max = (CC->cached_num_msgs - 1);
1566 while (max >= min) {
1567 int middle = min + (max-min) / 2 ;
1568 if (msgnum == CC->cached_msglist[middle]) {
1571 if (msgnum > CC->cached_msglist[middle]) {
1579 return om_access_denied;
1584 * Determine whether the currently logged in session has permission to read
1585 * messages in the current room.
1587 int CtdlDoIHavePermissionToReadMessagesInThisRoom(void) {
1588 if ( (!(CC->logged_in))
1589 && (!(CC->internal_pgm))
1590 && (!config.c_guest_logins)
1592 return(om_not_logged_in);
1599 * Get a message off disk. (returns om_* values found in msgbase.h)
1602 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1603 int mode, /* how would you like that message? */
1604 int headers_only, /* eschew the message body? */
1605 int do_proto, /* do Citadel protocol responses? */
1606 int crlf, /* Use CRLF newlines instead of LF? */
1607 char *section, /* NULL or a message/rfc822 section */
1608 int flags /* various flags; see msgbase.h */
1610 struct CtdlMessage *TheMessage = NULL;
1611 int retcode = om_no_such_msg;
1612 struct encapmsg encap;
1615 syslog(LOG_DEBUG, "CtdlOutputMsg(msgnum=%ld, mode=%d, section=%s)\n",
1617 (section ? section : "<>")
1620 r = CtdlDoIHavePermissionToReadMessagesInThisRoom();
1623 if (r == om_not_logged_in) {
1624 cprintf("%d Not logged in.\n", ERROR + NOT_LOGGED_IN);
1627 cprintf("%d An unknown error has occurred.\n", ERROR);
1633 r = check_cached_msglist(msg_num);
1635 syslog(LOG_DEBUG, "\033[31m SECURITY CHECK FAIL \033[0m\n");
1637 * FIXME enable this section when the security check yields no false positives
1640 if (r == om_access_denied) {
1641 cprintf("%d Message %ld was not found in this room.\n",
1642 ERROR + MESSAGE_NOT_FOUND,
1647 cprintf("%d An unknown error has occurred.\n", ERROR);
1655 * Fetch the message from disk. If we're in HEADERS_FAST mode,
1656 * request that we don't even bother loading the body into memory.
1658 if (headers_only == HEADERS_FAST) {
1659 TheMessage = CtdlFetchMessage(msg_num, 0);
1662 TheMessage = CtdlFetchMessage(msg_num, 1);
1665 if (TheMessage == NULL) {
1666 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1667 ERROR + MESSAGE_NOT_FOUND, msg_num);
1668 return(om_no_such_msg);
1671 /* Here is the weird form of this command, to process only an
1672 * encapsulated message/rfc822 section.
1674 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1675 memset(&encap, 0, sizeof encap);
1676 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1677 mime_parser(TheMessage->cm_fields['M'],
1679 *extract_encapsulated_message,
1680 NULL, NULL, (void *)&encap, 0
1682 CtdlFreeMessage(TheMessage);
1686 encap.msg[encap.msglen] = 0;
1687 TheMessage = convert_internet_message(encap.msg);
1688 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1690 /* Now we let it fall through to the bottom of this
1691 * function, because TheMessage now contains the
1692 * encapsulated message instead of the top-level
1693 * message. Isn't that neat?
1698 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1699 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1700 retcode = om_no_such_msg;
1705 /* Ok, output the message now */
1706 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1707 CtdlFreeMessage(TheMessage);
1713 char *qp_encode_email_addrs(char *source)
1715 char *user, *node, *name;
1716 const char headerStr[] = "=?UTF-8?Q?";
1720 int need_to_encode = 0;
1726 long nAddrPtrMax = 50;
1731 if (source == NULL) return source;
1732 if (IsEmptyStr(source)) return source;
1734 syslog(LOG_DEBUG, "qp_encode_email_addrs: [%s]\n", source);
1736 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1737 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1738 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1741 while (!IsEmptyStr (&source[i])) {
1742 if (nColons >= nAddrPtrMax){
1745 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1746 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1747 free (AddrPtr), AddrPtr = ptr;
1749 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1750 memset(&ptr[nAddrPtrMax], 0,
1751 sizeof (long) * nAddrPtrMax);
1753 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1754 free (AddrUtf8), AddrUtf8 = ptr;
1757 if (((unsigned char) source[i] < 32) ||
1758 ((unsigned char) source[i] > 126)) {
1760 AddrUtf8[nColons] = 1;
1762 if (source[i] == '"')
1763 InQuotes = !InQuotes;
1764 if (!InQuotes && source[i] == ',') {
1765 AddrPtr[nColons] = i;
1770 if (need_to_encode == 0) {
1777 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1778 Encoded = (char*) malloc (EncodedMaxLen);
1780 for (i = 0; i < nColons; i++)
1781 source[AddrPtr[i]++] = '\0';
1782 /* TODO: if libidn, this might get larger*/
1783 user = malloc(SourceLen + 1);
1784 node = malloc(SourceLen + 1);
1785 name = malloc(SourceLen + 1);
1789 for (i = 0; i < nColons && nPtr != NULL; i++) {
1790 nmax = EncodedMaxLen - (nPtr - Encoded);
1792 process_rfc822_addr(&source[AddrPtr[i]],
1796 /* TODO: libIDN here ! */
1797 if (IsEmptyStr(name)) {
1798 n = snprintf(nPtr, nmax,
1799 (i==0)?"%s@%s" : ",%s@%s",
1803 EncodedName = rfc2047encode(name, strlen(name));
1804 n = snprintf(nPtr, nmax,
1805 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1806 EncodedName, user, node);
1811 n = snprintf(nPtr, nmax,
1812 (i==0)?"%s" : ",%s",
1813 &source[AddrPtr[i]]);
1819 ptr = (char*) malloc(EncodedMaxLen * 2);
1820 memcpy(ptr, Encoded, EncodedMaxLen);
1821 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1822 free(Encoded), Encoded = ptr;
1824 i--; /* do it once more with properly lengthened buffer */
1827 for (i = 0; i < nColons; i++)
1828 source[--AddrPtr[i]] = ',';
1839 /* If the last item in a list of recipients was truncated to a partial address,
1840 * remove it completely in order to avoid choking libSieve
1842 void sanitize_truncated_recipient(char *str)
1845 if (num_tokens(str, ',') < 2) return;
1847 int len = strlen(str);
1848 if (len < 900) return;
1849 if (len > 998) str[998] = 0;
1851 char *cptr = strrchr(str, ',');
1854 char *lptr = strchr(cptr, '<');
1855 char *rptr = strchr(cptr, '>');
1857 if ( (lptr) && (rptr) && (rptr > lptr) ) return;
1863 void OutputCtdlMsgHeaders(
1864 struct CtdlMessage *TheMessage,
1865 int do_proto) /* do Citadel protocol responses? */
1871 char display_name[256];
1873 /* begin header processing loop for Citadel message format */
1874 safestrncpy(display_name, "<unknown>", sizeof display_name);
1875 if (TheMessage->cm_fields['A']) {
1876 strcpy(buf, TheMessage->cm_fields['A']);
1877 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1878 safestrncpy(display_name, "****", sizeof display_name);
1880 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1881 safestrncpy(display_name, "anonymous", sizeof display_name);
1884 safestrncpy(display_name, buf, sizeof display_name);
1886 if ((is_room_aide())
1887 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1888 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1889 size_t tmp = strlen(display_name);
1890 snprintf(&display_name[tmp],
1891 sizeof display_name - tmp,
1896 /* Don't show Internet address for users on the
1897 * local Citadel network.
1900 if (TheMessage->cm_fields['N'] != NULL)
1901 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1902 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1906 /* Now spew the header fields in the order we like them. */
1907 n = safestrncpy(allkeys, FORDER, sizeof allkeys);
1908 for (i=0; i<n; ++i) {
1909 k = (int) allkeys[i];
1911 if ( (TheMessage->cm_fields[k] != NULL)
1912 && (msgkeys[k] != NULL) ) {
1913 if ((k == 'V') || (k == 'R') || (k == 'Y')) {
1914 sanitize_truncated_recipient(TheMessage->cm_fields[k]);
1917 if (do_proto) cprintf("%s=%s\n",
1921 else if ((k == 'F') && (suppress_f)) {
1924 /* Masquerade display name if needed */
1926 if (do_proto) cprintf("%s=%s\n",
1928 TheMessage->cm_fields[k]
1937 void OutputRFC822MsgHeaders(
1938 struct CtdlMessage *TheMessage,
1939 int flags, /* should the bessage be exported clean */
1941 char *mid, long sizeof_mid,
1942 char *suser, long sizeof_suser,
1943 char *luser, long sizeof_luser,
1944 char *fuser, long sizeof_fuser,
1945 char *snode, long sizeof_snode)
1947 char datestamp[100];
1948 int subject_found = 0;
1954 for (i = 0; i < 256; ++i) {
1955 if (TheMessage->cm_fields[i]) {
1956 mptr = mpptr = TheMessage->cm_fields[i];
1959 safestrncpy(luser, mptr, sizeof_luser);
1960 safestrncpy(suser, mptr, sizeof_suser);
1962 else if (i == 'Y') {
1963 if ((flags & QP_EADDR) != 0) {
1964 mptr = qp_encode_email_addrs(mptr);
1966 sanitize_truncated_recipient(mptr);
1967 cprintf("CC: %s%s", mptr, nl);
1969 else if (i == 'P') {
1970 cprintf("Return-Path: %s%s", mptr, nl);
1972 else if (i == 'L') {
1973 cprintf("List-ID: %s%s", mptr, nl);
1975 else if (i == 'V') {
1976 if ((flags & QP_EADDR) != 0)
1977 mptr = qp_encode_email_addrs(mptr);
1978 cprintf("Envelope-To: %s%s", mptr, nl);
1980 else if (i == 'U') {
1981 cprintf("Subject: %s%s", mptr, nl);
1985 safestrncpy(mid, mptr, sizeof_mid); /// TODO: detect @ here and copy @nodename in if not found.
1987 safestrncpy(fuser, mptr, sizeof_fuser);
1988 /* else if (i == 'O')
1989 cprintf("X-Citadel-Room: %s%s",
1992 safestrncpy(snode, mptr, sizeof_snode);
1995 if (haschar(mptr, '@') == 0)
1997 sanitize_truncated_recipient(mptr);
1998 cprintf("To: %s@%s", mptr, config.c_fqdn);
2003 if ((flags & QP_EADDR) != 0) {
2004 mptr = qp_encode_email_addrs(mptr);
2006 sanitize_truncated_recipient(mptr);
2007 cprintf("To: %s", mptr);
2011 else if (i == 'T') {
2012 datestring(datestamp, sizeof datestamp,
2013 atol(mptr), DATESTRING_RFC822);
2014 cprintf("Date: %s%s", datestamp, nl);
2016 else if (i == 'W') {
2017 cprintf("References: ");
2018 k = num_tokens(mptr, '|');
2019 for (j=0; j<k; ++j) {
2020 extract_token(buf, mptr, j, '|', sizeof buf);
2021 cprintf("<%s>", buf);
2030 else if (i == 'K') {
2031 cprintf("Reply-To: <%s>%s", mptr, nl);
2037 if (subject_found == 0) {
2038 cprintf("Subject: (no subject)%s", nl);
2043 void Dump_RFC822HeadersBody(
2044 struct CtdlMessage *TheMessage,
2045 int headers_only, /* eschew the message body? */
2046 int flags, /* should the bessage be exported clean? */
2050 cit_uint8_t prev_ch;
2052 const char *StartOfText = StrBufNOTNULL;
2055 int nllen = strlen(nl);
2059 mptr = TheMessage->cm_fields['M'];
2063 while (*mptr != '\0') {
2064 if (*mptr == '\r') {
2071 eoh = (*(mptr+1) == '\r') && (*(mptr+2) == '\n');
2073 eoh = *(mptr+1) == '\n';
2077 StartOfText = strchr(StartOfText, '\n');
2078 StartOfText = strchr(StartOfText, '\n');
2081 if (((headers_only == HEADERS_NONE) && (mptr >= StartOfText)) ||
2082 ((headers_only == HEADERS_ONLY) && (mptr < StartOfText)) ||
2083 ((headers_only != HEADERS_NONE) &&
2084 (headers_only != HEADERS_ONLY))
2086 if (*mptr == '\n') {
2087 memcpy(&outbuf[outlen], nl, nllen);
2089 outbuf[outlen] = '\0';
2092 outbuf[outlen++] = *mptr;
2096 if (flags & ESC_DOT)
2098 if ((prev_ch == '\n') &&
2100 ((*(mptr+1) == '\r') || (*(mptr+1) == '\n')))
2102 outbuf[outlen++] = '.';
2107 if (outlen > 1000) {
2108 if (client_write(outbuf, outlen) == -1)
2110 syslog(LOG_ERR, "Dump_RFC822HeadersBody(): aborting due to write failure.\n");
2117 rc = client_write(outbuf, outlen);
2124 /* If the format type on disk is 1 (fixed-format), then we want
2125 * everything to be output completely literally ... regardless of
2126 * what message transfer format is in use.
2128 void DumpFormatFixed(
2129 struct CtdlMessage *TheMessage,
2130 int mode, /* how would you like that message? */
2137 int nllen = strlen (nl);
2140 mptr = TheMessage->cm_fields['M'];
2142 if (mode == MT_MIME) {
2143 cprintf("Content-type: text/plain\n\n");
2147 while (ch = *mptr++, ch > 0) {
2151 if ((buflen > 250) && (!xlline)){
2155 while ((buflen > 0) &&
2156 (!isspace(buf[buflen])))
2162 mptr -= tbuflen - buflen;
2167 /* if we reach the outer bounds of our buffer,
2168 abort without respect what whe purge. */
2171 (buflen > SIZ - nllen - 2)))
2175 memcpy (&buf[buflen], nl, nllen);
2179 if (client_write(buf, buflen) == -1)
2181 syslog(LOG_ERR, "DumpFormatFixed(): aborting due to write failure.\n");
2193 if (!IsEmptyStr(buf))
2194 cprintf("%s%s", buf, nl);
2198 * Get a message off disk. (returns om_* values found in msgbase.h)
2200 int CtdlOutputPreLoadedMsg(
2201 struct CtdlMessage *TheMessage,
2202 int mode, /* how would you like that message? */
2203 int headers_only, /* eschew the message body? */
2204 int do_proto, /* do Citadel protocol responses? */
2205 int crlf, /* Use CRLF newlines instead of LF? */
2206 int flags /* should the bessage be exported clean? */
2210 const char *nl; /* newline string */
2213 /* Buffers needed for RFC822 translation. These are all filled
2214 * using functions that are bounds-checked, and therefore we can
2215 * make them substantially smaller than SIZ.
2223 syslog(LOG_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
2224 ((TheMessage == NULL) ? "NULL" : "not null"),
2225 mode, headers_only, do_proto, crlf);
2227 strcpy(mid, "unknown");
2228 nl = (crlf ? "\r\n" : "\n");
2230 if (!is_valid_message(TheMessage)) {
2232 "ERROR: invalid preloaded message for output\n");
2234 return(om_no_such_msg);
2237 /* Suppress envelope recipients if required to avoid disclosing BCC addresses.
2238 * Pad it with spaces in order to avoid changing the RFC822 length of the message.
2240 if ( (flags & SUPPRESS_ENV_TO) && (TheMessage->cm_fields['V'] != NULL) ) {
2241 memset(TheMessage->cm_fields['V'], ' ', strlen(TheMessage->cm_fields['V']));
2244 /* Are we downloading a MIME component? */
2245 if (mode == MT_DOWNLOAD) {
2246 if (TheMessage->cm_format_type != FMT_RFC822) {
2248 cprintf("%d This is not a MIME message.\n",
2249 ERROR + ILLEGAL_VALUE);
2250 } else if (CC->download_fp != NULL) {
2251 if (do_proto) cprintf(
2252 "%d You already have a download open.\n",
2253 ERROR + RESOURCE_BUSY);
2255 /* Parse the message text component */
2256 mptr = TheMessage->cm_fields['M'];
2257 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
2258 /* If there's no file open by this time, the requested
2259 * section wasn't found, so print an error
2261 if (CC->download_fp == NULL) {
2262 if (do_proto) cprintf(
2263 "%d Section %s not found.\n",
2264 ERROR + FILE_NOT_FOUND,
2265 CC->download_desired_section);
2268 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2271 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
2272 * in a single server operation instead of opening a download file.
2274 if (mode == MT_SPEW_SECTION) {
2275 if (TheMessage->cm_format_type != FMT_RFC822) {
2277 cprintf("%d This is not a MIME message.\n",
2278 ERROR + ILLEGAL_VALUE);
2280 /* Parse the message text component */
2283 mptr = TheMessage->cm_fields['M'];
2284 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
2285 /* If section wasn't found, print an error
2288 if (do_proto) cprintf(
2289 "%d Section %s not found.\n",
2290 ERROR + FILE_NOT_FOUND,
2291 CC->download_desired_section);
2294 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
2297 /* now for the user-mode message reading loops */
2298 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
2300 /* Does the caller want to skip the headers? */
2301 if (headers_only == HEADERS_NONE) goto START_TEXT;
2303 /* Tell the client which format type we're using. */
2304 if ( (mode == MT_CITADEL) && (do_proto) ) {
2305 cprintf("type=%d\n", TheMessage->cm_format_type);
2308 /* nhdr=yes means that we're only displaying headers, no body */
2309 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
2310 && ((mode == MT_CITADEL) || (mode == MT_MIME))
2313 cprintf("nhdr=yes\n");
2316 if ((mode == MT_CITADEL) || (mode == MT_MIME))
2317 OutputCtdlMsgHeaders(TheMessage, do_proto);
2320 /* begin header processing loop for RFC822 transfer format */
2324 strcpy(snode, NODENAME);
2325 if (mode == MT_RFC822)
2326 OutputRFC822MsgHeaders(
2331 suser, sizeof(suser),
2332 luser, sizeof(luser),
2333 fuser, sizeof(fuser),
2334 snode, sizeof(snode)
2338 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
2339 suser[i] = tolower(suser[i]);
2340 if (!isalnum(suser[i])) suser[i]='_';
2343 if (mode == MT_RFC822) {
2344 if (!strcasecmp(snode, NODENAME)) {
2345 safestrncpy(snode, FQDN, sizeof snode);
2348 /* Construct a fun message id */
2349 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
2350 if (strchr(mid, '@')==NULL) {
2351 cprintf("@%s", snode);
2355 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
2356 cprintf("From: \"----\" <x@x.org>%s", nl);
2358 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
2359 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
2361 else if (!IsEmptyStr(fuser)) {
2362 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
2365 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
2368 /* Blank line signifying RFC822 end-of-headers */
2369 if (TheMessage->cm_format_type != FMT_RFC822) {
2374 /* end header processing loop ... at this point, we're in the text */
2376 if (headers_only == HEADERS_FAST) goto DONE;
2378 /* Tell the client about the MIME parts in this message */
2379 if (TheMessage->cm_format_type == FMT_RFC822) {
2380 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2381 mptr = TheMessage->cm_fields['M'];
2382 memset(&ma, 0, sizeof(struct ma_info));
2383 mime_parser(mptr, NULL,
2384 (do_proto ? *list_this_part : NULL),
2385 (do_proto ? *list_this_pref : NULL),
2386 (do_proto ? *list_this_suff : NULL),
2389 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
2390 Dump_RFC822HeadersBody(
2399 if (headers_only == HEADERS_ONLY) {
2403 /* signify start of msg text */
2404 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2405 if (do_proto) cprintf("text\n");
2408 if (TheMessage->cm_format_type == FMT_FIXED)
2411 mode, /* how would you like that message? */
2414 /* If the message on disk is format 0 (Citadel vari-format), we
2415 * output using the formatter at 80 columns. This is the final output
2416 * form if the transfer format is RFC822, but if the transfer format
2417 * is Citadel proprietary, it'll still work, because the indentation
2418 * for new paragraphs is correct and the client will reformat the
2419 * message to the reader's screen width.
2421 if (TheMessage->cm_format_type == FMT_CITADEL) {
2422 mptr = TheMessage->cm_fields['M'];
2424 if (mode == MT_MIME) {
2425 cprintf("Content-type: text/x-citadel-variformat\n\n");
2430 /* If the message on disk is format 4 (MIME), we've gotta hand it
2431 * off to the MIME parser. The client has already been told that
2432 * this message is format 1 (fixed format), so the callback function
2433 * we use will display those parts as-is.
2435 if (TheMessage->cm_format_type == FMT_RFC822) {
2436 memset(&ma, 0, sizeof(struct ma_info));
2438 if (mode == MT_MIME) {
2439 ma.use_fo_hooks = 0;
2440 strcpy(ma.chosen_part, "1");
2441 ma.chosen_pref = 9999;
2442 ma.dont_decode = CC->msg4_dont_decode;
2443 mime_parser(mptr, NULL,
2444 *choose_preferred, *fixed_output_pre,
2445 *fixed_output_post, (void *)&ma, 1);
2446 mime_parser(mptr, NULL,
2447 *output_preferred, NULL, NULL, (void *)&ma, 1);
2450 ma.use_fo_hooks = 1;
2451 mime_parser(mptr, NULL,
2452 *fixed_output, *fixed_output_pre,
2453 *fixed_output_post, (void *)&ma, 0);
2458 DONE: /* now we're done */
2459 if (do_proto) cprintf("000\n");
2465 * display a message (mode 0 - Citadel proprietary)
2467 void cmd_msg0(char *cmdbuf)
2470 int headers_only = HEADERS_ALL;
2472 msgid = extract_long(cmdbuf, 0);
2473 headers_only = extract_int(cmdbuf, 1);
2475 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2481 * display a message (mode 2 - RFC822)
2483 void cmd_msg2(char *cmdbuf)
2486 int headers_only = HEADERS_ALL;
2488 msgid = extract_long(cmdbuf, 0);
2489 headers_only = extract_int(cmdbuf, 1);
2491 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2497 * display a message (mode 3 - IGnet raw format - internal programs only)
2499 void cmd_msg3(char *cmdbuf)
2502 struct CtdlMessage *msg = NULL;
2505 if (CC->internal_pgm == 0) {
2506 cprintf("%d This command is for internal programs only.\n",
2507 ERROR + HIGHER_ACCESS_REQUIRED);
2511 msgnum = extract_long(cmdbuf, 0);
2512 msg = CtdlFetchMessage(msgnum, 1);
2514 cprintf("%d Message %ld not found.\n",
2515 ERROR + MESSAGE_NOT_FOUND, msgnum);
2519 serialize_message(&smr, msg);
2520 CtdlFreeMessage(msg);
2523 cprintf("%d Unable to serialize message\n",
2524 ERROR + INTERNAL_ERROR);
2528 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2529 client_write((char *)smr.ser, (int)smr.len);
2536 * Display a message using MIME content types
2538 void cmd_msg4(char *cmdbuf)
2543 msgid = extract_long(cmdbuf, 0);
2544 extract_token(section, cmdbuf, 1, '|', sizeof section);
2545 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2551 * Client tells us its preferred message format(s)
2553 void cmd_msgp(char *cmdbuf)
2555 if (!strcasecmp(cmdbuf, "dont_decode")) {
2556 CC->msg4_dont_decode = 1;
2557 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2560 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2561 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2567 * Open a component of a MIME message as a download file
2569 void cmd_opna(char *cmdbuf)
2572 char desired_section[128];
2574 msgid = extract_long(cmdbuf, 0);
2575 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2576 safestrncpy(CC->download_desired_section, desired_section,
2577 sizeof CC->download_desired_section);
2578 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2583 * Open a component of a MIME message and transmit it all at once
2585 void cmd_dlat(char *cmdbuf)
2588 char desired_section[128];
2590 msgid = extract_long(cmdbuf, 0);
2591 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2592 safestrncpy(CC->download_desired_section, desired_section,
2593 sizeof CC->download_desired_section);
2594 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2599 * Save one or more message pointers into a specified room
2600 * (Returns 0 for success, nonzero for failure)
2601 * roomname may be NULL to use the current room
2603 * Note that the 'supplied_msg' field may be set to NULL, in which case
2604 * the message will be fetched from disk, by number, if we need to perform
2605 * replication checks. This adds an additional database read, so if the
2606 * caller already has the message in memory then it should be supplied. (Obviously
2607 * this mode of operation only works if we're saving a single message.)
2609 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2610 int do_repl_check, struct CtdlMessage *supplied_msg, int suppress_refcount_adj
2613 char hold_rm[ROOMNAMELEN];
2614 struct cdbdata *cdbfr;
2617 long highest_msg = 0L;
2620 struct CtdlMessage *msg = NULL;
2622 long *msgs_to_be_merged = NULL;
2623 int num_msgs_to_be_merged = 0;
2626 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d, suppress_rca=%d)\n",
2627 roomname, num_newmsgs, do_repl_check, suppress_refcount_adj
2630 strcpy(hold_rm, CC->room.QRname);
2633 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2634 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2635 if (num_newmsgs > 1) supplied_msg = NULL;
2637 /* Now the regular stuff */
2638 if (CtdlGetRoomLock(&CC->room,
2639 ((roomname != NULL) ? roomname : CC->room.QRname) )
2641 syslog(LOG_ERR, "No such room <%s>\n", roomname);
2642 return(ERROR + ROOM_NOT_FOUND);
2646 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2647 num_msgs_to_be_merged = 0;
2650 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2651 if (cdbfr == NULL) {
2655 msglist = (long *) cdbfr->ptr;
2656 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2657 num_msgs = cdbfr->len / sizeof(long);
2662 /* Create a list of msgid's which were supplied by the caller, but do
2663 * not already exist in the target room. It is absolutely taboo to
2664 * have more than one reference to the same message in a room.
2666 for (i=0; i<num_newmsgs; ++i) {
2668 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2669 if (msglist[j] == newmsgidlist[i]) {
2674 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2678 syslog(LOG_DEBUG, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2681 * Now merge the new messages
2683 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2684 if (msglist == NULL) {
2685 syslog(LOG_ALERT, "ERROR: can't realloc message list!\n");
2687 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2688 num_msgs += num_msgs_to_be_merged;
2690 /* Sort the message list, so all the msgid's are in order */
2691 num_msgs = sort_msglist(msglist, num_msgs);
2693 /* Determine the highest message number */
2694 highest_msg = msglist[num_msgs - 1];
2696 /* Write it back to disk. */
2697 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2698 msglist, (int)(num_msgs * sizeof(long)));
2700 /* Free up the memory we used. */
2703 /* Update the highest-message pointer and unlock the room. */
2704 CC->room.QRhighest = highest_msg;
2705 CtdlPutRoomLock(&CC->room);
2707 /* Perform replication checks if necessary */
2708 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2709 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2711 for (i=0; i<num_msgs_to_be_merged; ++i) {
2712 msgid = msgs_to_be_merged[i];
2714 if (supplied_msg != NULL) {
2718 msg = CtdlFetchMessage(msgid, 0);
2722 ReplicationChecks(msg);
2724 /* If the message has an Exclusive ID, index that... */
2725 if (msg->cm_fields['E'] != NULL) {
2726 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2729 /* Free up the memory we may have allocated */
2730 if (msg != supplied_msg) {
2731 CtdlFreeMessage(msg);
2739 syslog(LOG_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2742 /* Submit this room for processing by hooks */
2743 PerformRoomHooks(&CC->room);
2745 /* Go back to the room we were in before we wandered here... */
2746 CtdlGetRoom(&CC->room, hold_rm);
2748 /* Bump the reference count for all messages which were merged */
2749 if (!suppress_refcount_adj) {
2750 for (i=0; i<num_msgs_to_be_merged; ++i) {
2751 AdjRefCount(msgs_to_be_merged[i], +1);
2755 /* Free up memory... */
2756 if (msgs_to_be_merged != NULL) {
2757 free(msgs_to_be_merged);
2760 /* Return success. */
2766 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2769 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2770 int do_repl_check, struct CtdlMessage *supplied_msg)
2772 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg, 0);
2779 * Message base operation to save a new message to the message store
2780 * (returns new message number)
2782 * This is the back end for CtdlSubmitMsg() and should not be directly
2783 * called by server-side modules.
2786 long send_message(struct CtdlMessage *msg) {
2794 /* Get a new message number */
2795 newmsgid = get_new_message_number();
2796 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2798 /* Generate an ID if we don't have one already */
2799 if (msg->cm_fields['I']==NULL) {
2800 msg->cm_fields['I'] = strdup(msgidbuf);
2803 /* If the message is big, set its body aside for storage elsewhere */
2804 if (msg->cm_fields['M'] != NULL) {
2805 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2807 holdM = msg->cm_fields['M'];
2808 msg->cm_fields['M'] = NULL;
2812 /* Serialize our data structure for storage in the database */
2813 serialize_message(&smr, msg);
2816 msg->cm_fields['M'] = holdM;
2820 cprintf("%d Unable to serialize message\n",
2821 ERROR + INTERNAL_ERROR);
2825 /* Write our little bundle of joy into the message base */
2826 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2827 smr.ser, smr.len) < 0) {
2828 syslog(LOG_ERR, "Can't store message\n");
2832 cdb_store(CDB_BIGMSGS,
2842 /* Free the memory we used for the serialized message */
2845 /* Return the *local* message ID to the caller
2846 * (even if we're storing an incoming network message)
2854 * Serialize a struct CtdlMessage into the format used on disk and network.
2856 * This function loads up a "struct ser_ret" (defined in server.h) which
2857 * contains the length of the serialized message and a pointer to the
2858 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2860 void serialize_message(struct ser_ret *ret, /* return values */
2861 struct CtdlMessage *msg) /* unserialized msg */
2863 size_t wlen, fieldlen;
2865 static char *forder = FORDER;
2868 * Check for valid message format
2870 if (is_valid_message(msg) == 0) {
2871 syslog(LOG_ERR, "serialize_message() aborting due to invalid message\n");
2878 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2879 ret->len = ret->len +
2880 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2882 ret->ser = malloc(ret->len);
2883 if (ret->ser == NULL) {
2884 syslog(LOG_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2885 (long)ret->len, strerror(errno));
2892 ret->ser[1] = msg->cm_anon_type;
2893 ret->ser[2] = msg->cm_format_type;
2896 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2897 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2898 ret->ser[wlen++] = (char)forder[i];
2899 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2900 wlen = wlen + fieldlen + 1;
2902 if (ret->len != wlen) syslog(LOG_ERR, "ERROR: len=%ld wlen=%ld\n",
2903 (long)ret->len, (long)wlen);
2910 * Serialize a struct CtdlMessage into the format used on disk and network.
2912 * This function loads up a "struct ser_ret" (defined in server.h) which
2913 * contains the length of the serialized message and a pointer to the
2914 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2916 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2917 long Siz) /* how many chars ? */
2921 static char *forder = FORDER;
2925 * Check for valid message format
2927 if (is_valid_message(msg) == 0) {
2928 syslog(LOG_ERR, "dump_message() aborting due to invalid message\n");
2932 buf = (char*) malloc (Siz + 1);
2936 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2937 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2938 msg->cm_fields[(int)forder[i]]);
2939 if (client_write (buf, strlen(buf)) == -1)
2941 syslog(LOG_ERR, "dump_message(): aborting due to write failure.\n");
2952 * Check to see if any messages already exist in the current room which
2953 * carry the same Exclusive ID as this one. If any are found, delete them.
2955 void ReplicationChecks(struct CtdlMessage *msg) {
2956 long old_msgnum = (-1L);
2958 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2960 syslog(LOG_DEBUG, "Performing replication checks in <%s>\n",
2963 /* No exclusive id? Don't do anything. */
2964 if (msg == NULL) return;
2965 if (msg->cm_fields['E'] == NULL) return;
2966 if (IsEmptyStr(msg->cm_fields['E'])) return;
2967 /*syslog(LOG_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2968 msg->cm_fields['E'], CC->room.QRname);*/
2970 old_msgnum = CtdlLocateMessageByEuid(msg->cm_fields['E'], &CC->room);
2971 if (old_msgnum > 0L) {
2972 syslog(LOG_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2973 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2980 * Save a message to disk and submit it into the delivery system.
2982 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2983 struct recptypes *recps, /* recipients (if mail) */
2984 const char *force, /* force a particular room? */
2985 int flags /* should the message be exported clean? */
2987 char submit_filename[128];
2988 char generated_timestamp[32];
2989 char hold_rm[ROOMNAMELEN];
2990 char actual_rm[ROOMNAMELEN];
2991 char force_room[ROOMNAMELEN];
2992 char content_type[SIZ]; /* We have to learn this */
2993 char recipient[SIZ];
2995 const char *mptr = NULL;
2996 struct ctdluser userbuf;
2998 struct MetaData smi;
2999 FILE *network_fp = NULL;
3000 static int seqnum = 1;
3001 struct CtdlMessage *imsg = NULL;
3003 size_t instr_alloc = 0;
3005 char *hold_R, *hold_D;
3006 char *collected_addresses = NULL;
3007 struct addresses_to_be_filed *aptr = NULL;
3008 StrBuf *saved_rfc822_version = NULL;
3009 int qualified_for_journaling = 0;
3010 CitContext *CCC = MyContext();
3011 char bounce_to[1024] = "";
3015 syslog(LOG_DEBUG, "CtdlSubmitMsg() called\n");
3016 if (is_valid_message(msg) == 0) return(-1); /* self check */
3018 /* If this message has no timestamp, we take the liberty of
3019 * giving it one, right now.
3021 if (msg->cm_fields['T'] == NULL) {
3022 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
3023 msg->cm_fields['T'] = strdup(generated_timestamp);
3026 /* If this message has no path, we generate one.
3028 if (msg->cm_fields['P'] == NULL) {
3029 if (msg->cm_fields['A'] != NULL) {
3030 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
3031 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
3032 if (isspace(msg->cm_fields['P'][a])) {
3033 msg->cm_fields['P'][a] = ' ';
3038 msg->cm_fields['P'] = strdup("unknown");
3042 if (force == NULL) {
3043 strcpy(force_room, "");
3046 strcpy(force_room, force);
3049 /* Learn about what's inside, because it's what's inside that counts */
3050 if (msg->cm_fields['M'] == NULL) {
3051 syslog(LOG_ERR, "ERROR: attempt to save message with NULL body\n");
3055 switch (msg->cm_format_type) {
3057 strcpy(content_type, "text/x-citadel-variformat");
3060 strcpy(content_type, "text/plain");
3063 strcpy(content_type, "text/plain");
3064 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
3067 safestrncpy(content_type, &mptr[13], sizeof content_type);
3068 striplt(content_type);
3069 aptr = content_type;
3070 while (!IsEmptyStr(aptr)) {
3082 /* Goto the correct room */
3083 syslog(LOG_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
3084 strcpy(hold_rm, CCC->room.QRname);
3085 strcpy(actual_rm, CCC->room.QRname);
3086 if (recps != NULL) {
3087 strcpy(actual_rm, SENTITEMS);
3090 /* If the user is a twit, move to the twit room for posting */
3092 if (CCC->user.axlevel == AxProbU) {
3093 strcpy(hold_rm, actual_rm);
3094 strcpy(actual_rm, config.c_twitroom);
3095 syslog(LOG_DEBUG, "Diverting to twit room\n");
3099 /* ...or if this message is destined for Aide> then go there. */
3100 if (!IsEmptyStr(force_room)) {
3101 strcpy(actual_rm, force_room);
3104 syslog(LOG_DEBUG, "Final selection: %s\n", actual_rm);
3105 if (strcasecmp(actual_rm, CCC->room.QRname)) {
3106 /* CtdlGetRoom(&CCC->room, actual_rm); */
3107 CtdlUserGoto(actual_rm, 0, 1, NULL, NULL);
3111 * If this message has no O (room) field, generate one.
3113 if (msg->cm_fields['O'] == NULL) {
3114 msg->cm_fields['O'] = strdup(CCC->room.QRname);
3117 /* Perform "before save" hooks (aborting if any return nonzero) */
3118 syslog(LOG_DEBUG, "Performing before-save hooks\n");
3119 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
3122 * If this message has an Exclusive ID, and the room is replication
3123 * checking enabled, then do replication checks.
3125 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
3126 ReplicationChecks(msg);
3129 /* Save it to disk */
3130 syslog(LOG_DEBUG, "Saving to disk\n");
3131 newmsgid = send_message(msg);
3132 if (newmsgid <= 0L) return(-5);
3134 /* Write a supplemental message info record. This doesn't have to
3135 * be a critical section because nobody else knows about this message
3138 syslog(LOG_DEBUG, "Creating MetaData record\n");
3139 memset(&smi, 0, sizeof(struct MetaData));
3140 smi.meta_msgnum = newmsgid;
3141 smi.meta_refcount = 0;
3142 safestrncpy(smi.meta_content_type, content_type,
3143 sizeof smi.meta_content_type);
3146 * Measure how big this message will be when rendered as RFC822.
3147 * We do this for two reasons:
3148 * 1. We need the RFC822 length for the new metadata record, so the
3149 * POP and IMAP services don't have to calculate message lengths
3150 * while the user is waiting (multiplied by potentially hundreds
3151 * or thousands of messages).
3152 * 2. If journaling is enabled, we will need an RFC822 version of the
3153 * message to attach to the journalized copy.
3155 if (CCC->redirect_buffer != NULL) {
3156 syslog(LOG_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
3159 CCC->redirect_buffer = NewStrBufPlain(NULL, SIZ);
3160 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
3161 smi.meta_rfc822_length = StrLength(CCC->redirect_buffer);
3162 saved_rfc822_version = CCC->redirect_buffer;
3163 CCC->redirect_buffer = NULL;
3167 /* Now figure out where to store the pointers */
3168 syslog(LOG_DEBUG, "Storing pointers\n");
3170 /* If this is being done by the networker delivering a private
3171 * message, we want to BYPASS saving the sender's copy (because there
3172 * is no local sender; it would otherwise go to the Trashcan).
3174 if ((!CCC->internal_pgm) || (recps == NULL)) {
3175 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
3176 syslog(LOG_ERR, "ERROR saving message pointer!\n");
3177 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
3181 /* For internet mail, drop a copy in the outbound queue room */
3182 if ((recps != NULL) && (recps->num_internet > 0)) {
3183 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
3186 /* If other rooms are specified, drop them there too. */
3187 if ((recps != NULL) && (recps->num_room > 0))
3188 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
3189 extract_token(recipient, recps->recp_room, i,
3190 '|', sizeof recipient);
3191 syslog(LOG_DEBUG, "Delivering to room <%s>\n", recipient);
3192 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
3195 /* Bump this user's messages posted counter. */
3196 syslog(LOG_DEBUG, "Updating user\n");
3197 CtdlGetUserLock(&CCC->user, CCC->curr_user);
3198 CCC->user.posted = CCC->user.posted + 1;
3199 CtdlPutUserLock(&CCC->user);
3201 /* Decide where bounces need to be delivered */
3202 if ((recps != NULL) && (recps->bounce_to != NULL)) {
3203 safestrncpy(bounce_to, recps->bounce_to, sizeof bounce_to);
3205 else if (CCC->logged_in) {
3206 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
3209 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
3212 /* If this is private, local mail, make a copy in the
3213 * recipient's mailbox and bump the reference count.
3215 if ((recps != NULL) && (recps->num_local > 0))
3216 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
3217 extract_token(recipient, recps->recp_local, i,
3218 '|', sizeof recipient);
3219 syslog(LOG_DEBUG, "Delivering private local mail to <%s>\n",
3221 if (CtdlGetUser(&userbuf, recipient) == 0) {
3222 // Add a flag so the Funambol module knows its mail
3223 msg->cm_fields['W'] = strdup(recipient);
3224 CtdlMailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
3225 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
3226 CtdlBumpNewMailCounter(userbuf.usernum);
3227 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
3228 /* Generate a instruction message for the Funambol notification
3229 * server, in the same style as the SMTP queue
3232 instr = malloc(instr_alloc);
3233 snprintf(instr, instr_alloc,
3234 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3236 SPOOLMIME, newmsgid, (long)time(NULL),
3240 imsg = malloc(sizeof(struct CtdlMessage));
3241 memset(imsg, 0, sizeof(struct CtdlMessage));
3242 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3243 imsg->cm_anon_type = MES_NORMAL;
3244 imsg->cm_format_type = FMT_RFC822;
3245 imsg->cm_fields['A'] = strdup("Citadel");
3246 imsg->cm_fields['J'] = strdup("do not journal");
3247 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3248 imsg->cm_fields['W'] = strdup(recipient);
3249 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
3250 CtdlFreeMessage(imsg);
3254 syslog(LOG_DEBUG, "No user <%s>\n", recipient);
3255 CtdlSaveMsgPointerInRoom(config.c_aideroom,
3260 /* Perform "after save" hooks */
3261 syslog(LOG_DEBUG, "Performing after-save hooks\n");
3262 PerformMessageHooks(msg, EVT_AFTERSAVE);
3264 /* For IGnet mail, we have to save a new copy into the spooler for
3265 * each recipient, with the R and D fields set to the recipient and
3266 * destination-node. This has two ugly side effects: all other
3267 * recipients end up being unlisted in this recipient's copy of the
3268 * message, and it has to deliver multiple messages to the same
3269 * node. We'll revisit this again in a year or so when everyone has
3270 * a network spool receiver that can handle the new style messages.
3272 if ((recps != NULL) && (recps->num_ignet > 0))
3273 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
3274 extract_token(recipient, recps->recp_ignet, i,
3275 '|', sizeof recipient);
3277 hold_R = msg->cm_fields['R'];
3278 hold_D = msg->cm_fields['D'];
3279 msg->cm_fields['R'] = malloc(SIZ);
3280 msg->cm_fields['D'] = malloc(128);
3281 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
3282 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
3284 serialize_message(&smr, msg);
3286 snprintf(submit_filename, sizeof submit_filename,
3287 "%s/netmail.%04lx.%04x.%04x",
3289 (long) getpid(), CCC->cs_pid, ++seqnum);
3290 network_fp = fopen(submit_filename, "wb+");
3291 if (network_fp != NULL) {
3292 rv = fwrite(smr.ser, smr.len, 1, network_fp);
3298 free(msg->cm_fields['R']);
3299 free(msg->cm_fields['D']);
3300 msg->cm_fields['R'] = hold_R;
3301 msg->cm_fields['D'] = hold_D;
3304 /* Go back to the room we started from */
3305 syslog(LOG_DEBUG, "Returning to original room %s\n", hold_rm);
3306 if (strcasecmp(hold_rm, CCC->room.QRname))
3307 CtdlUserGoto(hold_rm, 0, 1, NULL, NULL);
3309 /* For internet mail, generate delivery instructions.
3310 * Yes, this is recursive. Deal with it. Infinite recursion does
3311 * not happen because the delivery instructions message does not
3312 * contain a recipient.
3314 if ((recps != NULL) && (recps->num_internet > 0)) {
3315 syslog(LOG_DEBUG, "Generating delivery instructions\n");
3317 instr = malloc(instr_alloc);
3318 snprintf(instr, instr_alloc,
3319 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
3321 SPOOLMIME, newmsgid, (long)time(NULL),
3325 if (recps->envelope_from != NULL) {
3326 tmp = strlen(instr);
3327 snprintf(&instr[tmp], instr_alloc-tmp, "envelope_from|%s\n", recps->envelope_from);
3330 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
3331 tmp = strlen(instr);
3332 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
3333 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
3334 instr_alloc = instr_alloc * 2;
3335 instr = realloc(instr, instr_alloc);
3337 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
3340 imsg = malloc(sizeof(struct CtdlMessage));
3341 memset(imsg, 0, sizeof(struct CtdlMessage));
3342 imsg->cm_magic = CTDLMESSAGE_MAGIC;
3343 imsg->cm_anon_type = MES_NORMAL;
3344 imsg->cm_format_type = FMT_RFC822;
3345 imsg->cm_fields['A'] = strdup("Citadel");
3346 imsg->cm_fields['J'] = strdup("do not journal");
3347 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
3348 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
3349 CtdlFreeMessage(imsg);
3353 * Any addresses to harvest for someone's address book?
3355 if ( (CCC->logged_in) && (recps != NULL) ) {
3356 collected_addresses = harvest_collected_addresses(msg);
3359 if (collected_addresses != NULL) {
3360 aptr = (struct addresses_to_be_filed *)
3361 malloc(sizeof(struct addresses_to_be_filed));
3362 CtdlMailboxName(actual_rm, sizeof actual_rm,
3363 &CCC->user, USERCONTACTSROOM);
3364 aptr->roomname = strdup(actual_rm);
3365 aptr->collected_addresses = collected_addresses;
3366 begin_critical_section(S_ATBF);
3369 end_critical_section(S_ATBF);
3373 * Determine whether this message qualifies for journaling.
3375 if (msg->cm_fields['J'] != NULL) {
3376 qualified_for_journaling = 0;
3379 if (recps == NULL) {
3380 qualified_for_journaling = config.c_journal_pubmsgs;
3382 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
3383 qualified_for_journaling = config.c_journal_email;
3386 qualified_for_journaling = config.c_journal_pubmsgs;
3391 * Do we have to perform journaling? If so, hand off the saved
3392 * RFC822 version will be handed off to the journaler for background
3393 * submit. Otherwise, we have to free the memory ourselves.
3395 if (saved_rfc822_version != NULL) {
3396 if (qualified_for_journaling) {
3397 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
3400 FreeStrBuf(&saved_rfc822_version);
3410 void aide_message (char *text, char *subject)
3412 quickie_message("Citadel",NULL,NULL,AIDEROOM,text,FMT_CITADEL,subject);
3417 * Convenience function for generating small administrative messages.
3419 void quickie_message(const char *from, const char *fromaddr, char *to, char *room, const char *text,
3420 int format_type, const char *subject)
3422 struct CtdlMessage *msg;
3423 struct recptypes *recp = NULL;
3425 msg = malloc(sizeof(struct CtdlMessage));
3426 memset(msg, 0, sizeof(struct CtdlMessage));
3427 msg->cm_magic = CTDLMESSAGE_MAGIC;
3428 msg->cm_anon_type = MES_NORMAL;
3429 msg->cm_format_type = format_type;
3432 msg->cm_fields['A'] = strdup(from);
3434 else if (fromaddr != NULL) {
3435 msg->cm_fields['A'] = strdup(fromaddr);
3436 if (strchr(msg->cm_fields['A'], '@')) {
3437 *strchr(msg->cm_fields['A'], '@') = 0;
3441 msg->cm_fields['A'] = strdup("Citadel");
3444 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3445 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3446 msg->cm_fields['N'] = strdup(NODENAME);
3448 msg->cm_fields['R'] = strdup(to);
3449 recp = validate_recipients(to, NULL, 0);
3451 if (subject != NULL) {
3452 msg->cm_fields['U'] = strdup(subject);
3454 msg->cm_fields['M'] = strdup(text);
3456 CtdlSubmitMsg(msg, recp, room, 0);
3457 CtdlFreeMessage(msg);
3458 if (recp != NULL) free_recipients(recp);
3464 * Back end function used by CtdlMakeMessage() and similar functions
3466 StrBuf *CtdlReadMessageBodyBuf(char *terminator, /* token signalling EOT */
3468 size_t maxlen, /* maximum message length */
3469 char *exist, /* if non-null, append to it;
3470 exist is ALWAYS freed */
3471 int crlf, /* CRLF newlines instead of LF */
3472 int *sock /* socket handle or 0 for this session's client socket */
3481 LineBuf = NewStrBufPlain(NULL, SIZ);
3482 if (exist == NULL) {
3483 Message = NewStrBufPlain(NULL, 4 * SIZ);
3486 Message = NewStrBufPlain(exist, -1);
3490 /* Do we need to change leading ".." to "." for SMTP escaping? */
3491 if ((tlen == 1) && (*terminator == '.')) {
3495 /* read in the lines of message text one by one */
3498 if ((CtdlSockGetLine(sock, LineBuf, 5) < 0) ||
3503 if (CtdlClientGetLine(LineBuf) < 0) finished = 1;
3505 if ((StrLength(LineBuf) == tlen) &&
3506 (!strcmp(ChrPtr(LineBuf), terminator)))
3509 if ( (!flushing) && (!finished) ) {
3511 StrBufAppendBufPlain(LineBuf, HKEY("\r\n"), 0);
3514 StrBufAppendBufPlain(LineBuf, HKEY("\n"), 0);
3517 /* Unescape SMTP-style input of two dots at the beginning of the line */
3519 (StrLength(LineBuf) == 2) &&
3520 (!strcmp(ChrPtr(LineBuf), "..")))
3522 StrBufCutLeft(LineBuf, 1);
3525 StrBufAppendBuf(Message, LineBuf, 0);
3528 /* if we've hit the max msg length, flush the rest */
3529 if (StrLength(Message) >= maxlen) flushing = 1;
3531 } while (!finished);
3532 FreeStrBuf(&LineBuf);
3536 void DeleteAsyncMsg(ReadAsyncMsg **Msg)
3540 FreeStrBuf(&(*Msg)->MsgBuf);
3546 ReadAsyncMsg *NewAsyncMsg(const char *terminator, /* token signalling EOT */
3548 size_t maxlen, /* maximum message length */
3549 size_t expectlen, /* if we expect a message, how long should it be? */
3550 char *exist, /* if non-null, append to it;
3551 exist is ALWAYS freed */
3552 long eLen, /* length of exist */
3553 int crlf /* CRLF newlines instead of LF */
3556 ReadAsyncMsg *NewMsg;
3558 NewMsg = (ReadAsyncMsg *)malloc(sizeof(ReadAsyncMsg));
3559 memset(NewMsg, 0, sizeof(ReadAsyncMsg));
3561 if (exist == NULL) {
3564 if (expectlen == 0) {
3568 len = expectlen + 10;
3570 NewMsg->MsgBuf = NewStrBufPlain(NULL, len);
3573 NewMsg->MsgBuf = NewStrBufPlain(exist, eLen);
3576 /* Do we need to change leading ".." to "." for SMTP escaping? */
3577 if ((tlen == 1) && (*terminator == '.')) {
3581 NewMsg->terminator = terminator;
3582 NewMsg->tlen = tlen;
3584 NewMsg->maxlen = maxlen;
3586 NewMsg->crlf = crlf;
3592 * Back end function used by CtdlMakeMessage() and similar functions
3594 eReadState CtdlReadMessageBodyAsync(AsyncIO *IO)
3596 ReadAsyncMsg *ReadMsg;
3597 int MsgFinished = 0;
3598 eReadState Finished = eMustReadMore;
3603 const char *pch = ChrPtr(IO->SendBuf.Buf);
3604 const char *pchh = IO->SendBuf.ReadWritePointer;
3610 nbytes = StrLength(IO->SendBuf.Buf) - (pchh - pch);
3611 snprintf(fn, SIZ, "/tmp/foolog_ev_%s.%d",
3612 ((CitContext*)(IO->CitContext))->ServiceName,
3615 fd = fopen(fn, "a+");
3618 ReadMsg = IO->ReadMsg;
3620 /* read in the lines of message text one by one */
3622 Finished = StrBufChunkSipLine(IO->IOBuf, &IO->RecvBuf);
3625 case eMustReadMore: /// read new from socket...
3627 if (IO->RecvBuf.ReadWritePointer != NULL) {
3628 nbytes = StrLength(IO->RecvBuf.Buf) - (IO->RecvBuf.ReadWritePointer - ChrPtr(IO->RecvBuf.Buf));
3629 fprintf(fd, "Read; Line unfinished: %ld Bytes still in buffer [", nbytes);
3631 fwrite(IO->RecvBuf.ReadWritePointer, nbytes, 1, fd);
3635 fprintf(fd, "BufferEmpty! \n");
3641 case eBufferNotEmpty: /* shouldn't happen... */
3642 case eReadSuccess: /// done for now...
3644 case eReadFail: /// WHUT?
3650 if ((StrLength(IO->IOBuf) == ReadMsg->tlen) &&
3651 (!strcmp(ChrPtr(IO->IOBuf), ReadMsg->terminator))) {
3654 fprintf(fd, "found Terminator; Message Size: %d\n", StrLength(ReadMsg->MsgBuf));
3657 else if (!ReadMsg->flushing) {
3660 fprintf(fd, "Read Line: [%d][%s]\n", StrLength(IO->IOBuf), ChrPtr(IO->IOBuf));
3663 /* Unescape SMTP-style input of two dots at the beginning of the line */
3664 if ((ReadMsg->dodot) &&
3665 (StrLength(IO->IOBuf) == 2) && /* TODO: do we just unescape lines with two dots or any line? */
3666 (!strcmp(ChrPtr(IO->IOBuf), "..")))
3669 fprintf(fd, "UnEscaped!\n");
3671 StrBufCutLeft(IO->IOBuf, 1);
3674 if (ReadMsg->crlf) {
3675 StrBufAppendBufPlain(IO->IOBuf, HKEY("\r\n"), 0);
3678 StrBufAppendBufPlain(IO->IOBuf, HKEY("\n"), 0);
3681 StrBufAppendBuf(ReadMsg->MsgBuf, IO->IOBuf, 0);
3684 /* if we've hit the max msg length, flush the rest */
3685 if (StrLength(ReadMsg->MsgBuf) >= ReadMsg->maxlen) ReadMsg->flushing = 1;
3687 } while (!MsgFinished);
3690 fprintf(fd, "Done with reading; %s.\n, ",
3691 (MsgFinished)?"Message Finished": "FAILED");
3695 return eReadSuccess;
3702 * Back end function used by CtdlMakeMessage() and similar functions
3704 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3706 size_t maxlen, /* maximum message length */
3707 char *exist, /* if non-null, append to it;
3708 exist is ALWAYS freed */
3709 int crlf, /* CRLF newlines instead of LF */
3710 int *sock /* socket handle or 0 for this session's client socket */
3715 Message = CtdlReadMessageBodyBuf(terminator,
3721 if (Message == NULL)
3724 return SmashStrBuf(&Message);
3729 * Build a binary message to be saved on disk.
3730 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3731 * will become part of the message. This means you are no longer
3732 * responsible for managing that memory -- it will be freed along with
3733 * the rest of the fields when CtdlFreeMessage() is called.)
3736 struct CtdlMessage *CtdlMakeMessage(
3737 struct ctdluser *author, /* author's user structure */
3738 char *recipient, /* NULL if it's not mail */
3739 char *recp_cc, /* NULL if it's not mail */
3740 char *room, /* room where it's going */
3741 int type, /* see MES_ types in header file */
3742 int format_type, /* variformat, plain text, MIME... */
3743 char *fake_name, /* who we're masquerading as */
3744 char *my_email, /* which of my email addresses to use (empty is ok) */
3745 char *subject, /* Subject (optional) */
3746 char *supplied_euid, /* ...or NULL if this is irrelevant */
3747 char *preformatted_text, /* ...or NULL to read text from client */
3748 char *references /* Thread references */
3750 char dest_node[256];
3752 struct CtdlMessage *msg;
3754 StrBuf *FakeEncAuthor = NULL;
3756 msg = malloc(sizeof(struct CtdlMessage));
3757 memset(msg, 0, sizeof(struct CtdlMessage));
3758 msg->cm_magic = CTDLMESSAGE_MAGIC;
3759 msg->cm_anon_type = type;
3760 msg->cm_format_type = format_type;
3762 /* Don't confuse the poor folks if it's not routed mail. */
3763 strcpy(dest_node, "");
3765 if (recipient != NULL) striplt(recipient);
3766 if (recp_cc != NULL) striplt(recp_cc);
3768 /* Path or Return-Path */
3769 if (my_email == NULL) my_email = "";
3771 if (!IsEmptyStr(my_email)) {
3772 msg->cm_fields['P'] = strdup(my_email);
3775 snprintf(buf, sizeof buf, "%s", author->fullname);
3776 msg->cm_fields['P'] = strdup(buf);
3778 convert_spaces_to_underscores(msg->cm_fields['P']);
3780 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3781 msg->cm_fields['T'] = strdup(buf);
3783 if ((fake_name != NULL) && (fake_name[0])) { /* author */
3784 FakeAuthor = NewStrBufPlain (fake_name, -1);
3787 FakeAuthor = NewStrBufPlain (author->fullname, -1);
3789 StrBufRFC2047encode(&FakeEncAuthor, FakeAuthor);
3790 msg->cm_fields['A'] = SmashStrBuf(&FakeEncAuthor);
3791 FreeStrBuf(&FakeAuthor);
3793 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3794 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3797 msg->cm_fields['O'] = strdup(CC->room.QRname);
3800 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3801 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3803 if ((recipient != NULL) && (recipient[0] != 0)) {
3804 msg->cm_fields['R'] = strdup(recipient);
3806 if ((recp_cc != NULL) && (recp_cc[0] != 0)) {
3807 msg->cm_fields['Y'] = strdup(recp_cc);
3809 if (dest_node[0] != 0) {
3810 msg->cm_fields['D'] = strdup(dest_node);
3813 if (!IsEmptyStr(my_email)) {
3814 msg->cm_fields['F'] = strdup(my_email);
3816 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3817 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3820 if (subject != NULL) {
3823 length = strlen(subject);
3829 while ((subject[i] != '\0') &&
3830 (IsAscii = isascii(subject[i]) != 0 ))
3833 msg->cm_fields['U'] = strdup(subject);
3834 else /* ok, we've got utf8 in the string. */
3836 msg->cm_fields['U'] = rfc2047encode(subject, length);
3842 if (supplied_euid != NULL) {
3843 msg->cm_fields['E'] = strdup(supplied_euid);
3846 if (references != NULL) {
3847 if (!IsEmptyStr(references)) {
3848 msg->cm_fields['W'] = strdup(references);
3852 if (preformatted_text != NULL) {
3853 msg->cm_fields['M'] = preformatted_text;
3856 msg->cm_fields['M'] = CtdlReadMessageBody(HKEY("000"), config.c_maxmsglen, NULL, 0, 0);
3864 * Check to see whether we have permission to post a message in the current
3865 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3866 * returns 0 on success.
3868 int CtdlDoIHavePermissionToPostInThisRoom(
3871 const char* RemoteIdentifier,
3877 if (!(CC->logged_in) &&
3878 (PostPublic == POST_LOGGED_IN)) {
3879 snprintf(errmsgbuf, n, "Not logged in.");
3880 return (ERROR + NOT_LOGGED_IN);
3882 else if (PostPublic == CHECK_EXISTANCE) {
3883 return (0); // We're Evaling whether a recipient exists
3885 else if (!(CC->logged_in)) {
3887 if ((CC->room.QRflags & QR_READONLY)) {
3888 snprintf(errmsgbuf, n, "Not logged in.");
3889 return (ERROR + NOT_LOGGED_IN);
3891 if (CC->room.QRflags2 & QR2_MODERATED) {
3892 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3893 return (ERROR + NOT_LOGGED_IN);
3895 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3900 if (RemoteIdentifier == NULL)
3902 snprintf(errmsgbuf, n, "Need sender to permit access.");
3903 return (ERROR + USERNAME_REQUIRED);
3906 assoc_file_name(filename, sizeof filename, &CC->room, ctdl_netcfg_dir);
3907 begin_critical_section(S_NETCONFIGS);
3908 if (!read_spoolcontrol_file(&sc, filename))
3910 end_critical_section(S_NETCONFIGS);
3911 snprintf(errmsgbuf, n,
3912 "This mailing list only accepts posts from subscribers.");
3913 return (ERROR + NO_SUCH_USER);
3915 end_critical_section(S_NETCONFIGS);
3916 found = is_recipient (sc, RemoteIdentifier);
3917 free_spoolcontrol_struct(&sc);
3922 snprintf(errmsgbuf, n,
3923 "This mailing list only accepts posts from subscribers.");
3924 return (ERROR + NO_SUCH_USER);
3931 if ((CC->user.axlevel < AxProbU)
3932 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3933 snprintf(errmsgbuf, n, "Need to be validated to enter "
3934 "(except in %s> to sysop)", MAILROOM);
3935 return (ERROR + HIGHER_ACCESS_REQUIRED);
3938 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3940 if ( (!(ra & UA_POSTALLOWED)) && (ra & UA_REPLYALLOWED) && (!is_reply) ) {
3942 * To be thorough, we ought to check to see if the message they are
3943 * replying to is actually a valid one in this room, but unless this
3944 * actually becomes a problem we'll go with high performance instead.
3946 snprintf(errmsgbuf, n, "You may only reply to existing messages here.");
3947 return (ERROR + HIGHER_ACCESS_REQUIRED);
3950 else if (!(ra & UA_POSTALLOWED)) {
3951 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3952 return (ERROR + HIGHER_ACCESS_REQUIRED);
3955 strcpy(errmsgbuf, "Ok");
3961 * Check to see if the specified user has Internet mail permission
3962 * (returns nonzero if permission is granted)
3964 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3966 /* Do not allow twits to send Internet mail */
3967 if (who->axlevel <= AxProbU) return(0);
3969 /* Globally enabled? */
3970 if (config.c_restrict == 0) return(1);
3972 /* User flagged ok? */
3973 if (who->flags & US_INTERNET) return(2);
3975 /* Aide level access? */
3976 if (who->axlevel >= AxAideU) return(3);
3978 /* No mail for you! */
3984 * Validate recipients, count delivery types and errors, and handle aliasing
3985 * FIXME check for dupes!!!!!
3987 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3988 * were specified, or the number of addresses found invalid.
3990 * Caller needs to free the result using free_recipients()
3992 struct recptypes *validate_recipients(const char *supplied_recipients,
3993 const char *RemoteIdentifier,
3995 struct recptypes *ret;
3996 char *recipients = NULL;
3997 char this_recp[256];
3998 char this_recp_cooked[256];
4004 struct ctdluser tempUS;
4005 struct ctdlroom tempQR;
4006 struct ctdlroom tempQR2;
4012 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
4013 if (ret == NULL) return(NULL);
4015 /* Set all strings to null and numeric values to zero */
4016 memset(ret, 0, sizeof(struct recptypes));
4018 if (supplied_recipients == NULL) {
4019 recipients = strdup("");
4022 recipients = strdup(supplied_recipients);
4025 /* Allocate some memory. Yes, this allocates 500% more memory than we will
4026 * actually need, but it's healthier for the heap than doing lots of tiny
4027 * realloc() calls instead.
4030 ret->errormsg = malloc(strlen(recipients) + 1024);
4031 ret->recp_local = malloc(strlen(recipients) + 1024);
4032 ret->recp_internet = malloc(strlen(recipients) + 1024);
4033 ret->recp_ignet = malloc(strlen(recipients) + 1024);
4034 ret->recp_room = malloc(strlen(recipients) + 1024);
4035 ret->display_recp = malloc(strlen(recipients) + 1024);
4037 ret->errormsg[0] = 0;
4038 ret->recp_local[0] = 0;
4039 ret->recp_internet[0] = 0;
4040 ret->recp_ignet[0] = 0;
4041 ret->recp_room[0] = 0;
4042 ret->display_recp[0] = 0;
4044 ret->recptypes_magic = RECPTYPES_MAGIC;
4046 /* Change all valid separator characters to commas */
4047 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
4048 if ((recipients[i] == ';') || (recipients[i] == '|')) {
4049 recipients[i] = ',';
4053 /* Now start extracting recipients... */
4055 while (!IsEmptyStr(recipients)) {
4057 for (i=0; i<=strlen(recipients); ++i) {
4058 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
4059 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
4060 safestrncpy(this_recp, recipients, i+1);
4062 if (recipients[i] == ',') {
4063 strcpy(recipients, &recipients[i+1]);
4066 strcpy(recipients, "");
4073 if (IsEmptyStr(this_recp))
4075 syslog(LOG_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
4077 mailtype = alias(this_recp);
4078 mailtype = alias(this_recp);
4079 mailtype = alias(this_recp);
4081 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
4082 if (this_recp[j]=='_') {
4083 this_recp_cooked[j] = ' ';
4086 this_recp_cooked[j] = this_recp[j];
4089 this_recp_cooked[j] = '\0';
4094 if (!strcasecmp(this_recp, "sysop")) {
4096 strcpy(this_recp, config.c_aideroom);
4097 if (!IsEmptyStr(ret->recp_room)) {
4098 strcat(ret->recp_room, "|");
4100 strcat(ret->recp_room, this_recp);
4102 else if ( (!strncasecmp(this_recp, "room_", 5))
4103 && (!CtdlGetRoom(&tempQR, &this_recp_cooked[5])) ) {
4105 /* Save room so we can restore it later */
4109 /* Check permissions to send mail to this room */
4110 err = CtdlDoIHavePermissionToPostInThisRoom(
4115 0 /* 0 = not a reply */
4124 if (!IsEmptyStr(ret->recp_room)) {
4125 strcat(ret->recp_room, "|");
4127 strcat(ret->recp_room, &this_recp_cooked[5]);
4130 /* Restore room in case something needs it */
4134 else if (CtdlGetUser(&tempUS, this_recp) == 0) {
4136 strcpy(this_recp, tempUS.fullname);
4137 if (!IsEmptyStr(ret->recp_local)) {
4138 strcat(ret->recp_local, "|");
4140 strcat(ret->recp_local, this_recp);
4142 else if (CtdlGetUser(&tempUS, this_recp_cooked) == 0) {
4144 strcpy(this_recp, tempUS.fullname);
4145 if (!IsEmptyStr(ret->recp_local)) {
4146 strcat(ret->recp_local, "|");
4148 strcat(ret->recp_local, this_recp);
4156 /* Yes, you're reading this correctly: if the target
4157 * domain points back to the local system or an attached
4158 * Citadel directory, the address is invalid. That's
4159 * because if the address were valid, we would have
4160 * already translated it to a local address by now.
4162 if (IsDirectory(this_recp, 0)) {
4167 ++ret->num_internet;
4168 if (!IsEmptyStr(ret->recp_internet)) {
4169 strcat(ret->recp_internet, "|");
4171 strcat(ret->recp_internet, this_recp);
4176 if (!IsEmptyStr(ret->recp_ignet)) {
4177 strcat(ret->recp_ignet, "|");
4179 strcat(ret->recp_ignet, this_recp);
4187 if (IsEmptyStr(errmsg)) {
4188 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
4191 snprintf(append, sizeof append, "%s", errmsg);
4193 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
4194 if (!IsEmptyStr(ret->errormsg)) {
4195 strcat(ret->errormsg, "; ");
4197 strcat(ret->errormsg, append);
4201 if (IsEmptyStr(ret->display_recp)) {
4202 strcpy(append, this_recp);
4205 snprintf(append, sizeof append, ", %s", this_recp);
4207 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
4208 strcat(ret->display_recp, append);
4213 if ((ret->num_local + ret->num_internet + ret->num_ignet +
4214 ret->num_room + ret->num_error) == 0) {
4215 ret->num_error = (-1);
4216 strcpy(ret->errormsg, "No recipients specified.");
4219 syslog(LOG_DEBUG, "validate_recipients()\n");
4220 syslog(LOG_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
4221 syslog(LOG_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
4222 syslog(LOG_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
4223 syslog(LOG_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
4224 syslog(LOG_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
4232 * Destructor for struct recptypes
4234 void free_recipients(struct recptypes *valid) {
4236 if (valid == NULL) {
4240 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
4241 syslog(LOG_EMERG, "Attempt to call free_recipients() on some other data type!\n");
4245 if (valid->errormsg != NULL) free(valid->errormsg);
4246 if (valid->recp_local != NULL) free(valid->recp_local);
4247 if (valid->recp_internet != NULL) free(valid->recp_internet);
4248 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
4249 if (valid->recp_room != NULL) free(valid->recp_room);
4250 if (valid->display_recp != NULL) free(valid->display_recp);
4251 if (valid->bounce_to != NULL) free(valid->bounce_to);
4252 if (valid->envelope_from != NULL) free(valid->envelope_from);
4259 * message entry - mode 0 (normal)
4261 void cmd_ent0(char *entargs)
4267 char supplied_euid[128];
4269 int format_type = 0;
4270 char newusername[256];
4271 char newuseremail[256];
4272 struct CtdlMessage *msg;
4276 struct recptypes *valid = NULL;
4277 struct recptypes *valid_to = NULL;
4278 struct recptypes *valid_cc = NULL;
4279 struct recptypes *valid_bcc = NULL;
4281 int subject_required = 0;
4286 int newuseremail_ok = 0;
4287 char references[SIZ];
4292 post = extract_int(entargs, 0);
4293 extract_token(recp, entargs, 1, '|', sizeof recp);
4294 anon_flag = extract_int(entargs, 2);
4295 format_type = extract_int(entargs, 3);
4296 extract_token(subject, entargs, 4, '|', sizeof subject);
4297 extract_token(newusername, entargs, 5, '|', sizeof newusername);
4298 do_confirm = extract_int(entargs, 6);
4299 extract_token(cc, entargs, 7, '|', sizeof cc);
4300 extract_token(bcc, entargs, 8, '|', sizeof bcc);
4301 switch(CC->room.QRdefaultview) {
4304 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
4307 supplied_euid[0] = 0;
4310 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
4311 extract_token(references, entargs, 11, '|', sizeof references);
4312 for (ptr=references; *ptr != 0; ++ptr) {
4313 if (*ptr == '!') *ptr = '|';
4316 /* first check to make sure the request is valid. */
4318 err = CtdlDoIHavePermissionToPostInThisRoom(
4323 (!IsEmptyStr(references)) /* is this a reply? or a top-level post? */
4327 cprintf("%d %s\n", err, errmsg);
4331 /* Check some other permission type things. */
4333 if (IsEmptyStr(newusername)) {
4334 strcpy(newusername, CC->user.fullname);
4336 if ( (CC->user.axlevel < AxAideU)
4337 && (strcasecmp(newusername, CC->user.fullname))
4338 && (strcasecmp(newusername, CC->cs_inet_fn))
4340 cprintf("%d You don't have permission to author messages as '%s'.\n",
4341 ERROR + HIGHER_ACCESS_REQUIRED,
4348 if (IsEmptyStr(newuseremail)) {
4349 newuseremail_ok = 1;
4352 if (!IsEmptyStr(newuseremail)) {
4353 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
4354 newuseremail_ok = 1;
4356 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
4357 j = num_tokens(CC->cs_inet_other_emails, '|');
4358 for (i=0; i<j; ++i) {
4359 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
4360 if (!strcasecmp(newuseremail, buf)) {
4361 newuseremail_ok = 1;
4367 if (!newuseremail_ok) {
4368 cprintf("%d You don't have permission to author messages as '%s'.\n",
4369 ERROR + HIGHER_ACCESS_REQUIRED,
4375 CC->cs_flags |= CS_POSTING;
4377 /* In mailbox rooms we have to behave a little differently --
4378 * make sure the user has specified at least one recipient. Then
4379 * validate the recipient(s). We do this for the Mail> room, as
4380 * well as any room which has the "Mailbox" view set - unless it
4381 * is the DRAFTS room which does not require recipients
4384 if ( ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
4385 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
4386 ) && (strcasecmp(&CC->room.QRname[11], USERDRAFTROOM)) !=0 ) {
4387 if (CC->user.axlevel < AxProbU) {
4388 strcpy(recp, "sysop");
4393 valid_to = validate_recipients(recp, NULL, 0);
4394 if (valid_to->num_error > 0) {
4395 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
4396 free_recipients(valid_to);
4400 valid_cc = validate_recipients(cc, NULL, 0);
4401 if (valid_cc->num_error > 0) {
4402 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
4403 free_recipients(valid_to);
4404 free_recipients(valid_cc);
4408 valid_bcc = validate_recipients(bcc, NULL, 0);
4409 if (valid_bcc->num_error > 0) {
4410 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
4411 free_recipients(valid_to);
4412 free_recipients(valid_cc);
4413 free_recipients(valid_bcc);
4417 /* Recipient required, but none were specified */
4418 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
4419 free_recipients(valid_to);
4420 free_recipients(valid_cc);
4421 free_recipients(valid_bcc);
4422 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
4426 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
4427 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
4428 cprintf("%d You do not have permission "
4429 "to send Internet mail.\n",
4430 ERROR + HIGHER_ACCESS_REQUIRED);
4431 free_recipients(valid_to);
4432 free_recipients(valid_cc);
4433 free_recipients(valid_bcc);
4438 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)
4439 && (CC->user.axlevel < AxNetU) ) {
4440 cprintf("%d Higher access required for network mail.\n",
4441 ERROR + HIGHER_ACCESS_REQUIRED);
4442 free_recipients(valid_to);
4443 free_recipients(valid_cc);
4444 free_recipients(valid_bcc);
4448 if ((RESTRICT_INTERNET == 1)
4449 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
4450 && ((CC->user.flags & US_INTERNET) == 0)
4451 && (!CC->internal_pgm)) {
4452 cprintf("%d You don't have access to Internet mail.\n",
4453 ERROR + HIGHER_ACCESS_REQUIRED);
4454 free_recipients(valid_to);
4455 free_recipients(valid_cc);
4456 free_recipients(valid_bcc);
4462 /* Is this a room which has anonymous-only or anonymous-option? */
4463 anonymous = MES_NORMAL;
4464 if (CC->room.QRflags & QR_ANONONLY) {
4465 anonymous = MES_ANONONLY;
4467 if (CC->room.QRflags & QR_ANONOPT) {
4468 if (anon_flag == 1) { /* only if the user requested it */
4469 anonymous = MES_ANONOPT;
4473 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
4477 /* Recommend to the client that the use of a message subject is
4478 * strongly recommended in this room, if either the SUBJECTREQ flag
4479 * is set, or if there is one or more Internet email recipients.
4481 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
4482 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
4483 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
4484 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
4486 /* If we're only checking the validity of the request, return
4487 * success without creating the message.
4490 cprintf("%d %s|%d\n", CIT_OK,
4491 ((valid_to != NULL) ? valid_to->display_recp : ""),
4493 free_recipients(valid_to);
4494 free_recipients(valid_cc);
4495 free_recipients(valid_bcc);
4499 /* We don't need these anymore because we'll do it differently below */
4500 free_recipients(valid_to);
4501 free_recipients(valid_cc);
4502 free_recipients(valid_bcc);
4504 /* Read in the message from the client. */
4506 cprintf("%d send message\n", START_CHAT_MODE);
4508 cprintf("%d send message\n", SEND_LISTING);
4511 msg = CtdlMakeMessage(&CC->user, recp, cc,
4512 CC->room.QRname, anonymous, format_type,
4513 newusername, newuseremail, subject,
4514 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
4517 /* Put together one big recipients struct containing to/cc/bcc all in
4518 * one. This is for the envelope.
4520 char *all_recps = malloc(SIZ * 3);
4521 strcpy(all_recps, recp);
4522 if (!IsEmptyStr(cc)) {
4523 if (!IsEmptyStr(all_recps)) {
4524 strcat(all_recps, ",");
4526 strcat(all_recps, cc);
4528 if (!IsEmptyStr(bcc)) {
4529 if (!IsEmptyStr(all_recps)) {
4530 strcat(all_recps, ",");
4532 strcat(all_recps, bcc);
4534 if (!IsEmptyStr(all_recps)) {
4535 valid = validate_recipients(all_recps, NULL, 0);
4543 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
4546 cprintf("%ld\n", msgnum);
4548 cprintf("Message accepted.\n");
4551 cprintf("Internal error.\n");
4553 if (msg->cm_fields['E'] != NULL) {
4554 cprintf("%s\n", msg->cm_fields['E']);
4561 CtdlFreeMessage(msg);
4563 if (valid != NULL) {
4564 free_recipients(valid);
4572 * API function to delete messages which match a set of criteria
4573 * (returns the actual number of messages deleted)
4575 int CtdlDeleteMessages(char *room_name, /* which room */
4576 long *dmsgnums, /* array of msg numbers to be deleted */
4577 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
4578 char *content_type /* or "" for any. regular expressions expected. */
4581 struct ctdlroom qrbuf;
4582 struct cdbdata *cdbfr;
4583 long *msglist = NULL;
4584 long *dellist = NULL;
4587 int num_deleted = 0;
4589 struct MetaData smi;
4592 int need_to_free_re = 0;
4594 if (content_type) if (!IsEmptyStr(content_type)) {
4595 regcomp(&re, content_type, 0);
4596 need_to_free_re = 1;
4598 syslog(LOG_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
4599 room_name, num_dmsgnums, content_type);
4601 /* get room record, obtaining a lock... */
4602 if (CtdlGetRoomLock(&qrbuf, room_name) != 0) {
4603 syslog(LOG_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
4605 if (need_to_free_re) regfree(&re);
4606 return (0); /* room not found */
4608 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4610 if (cdbfr != NULL) {
4611 dellist = malloc(cdbfr->len);
4612 msglist = (long *) cdbfr->ptr;
4613 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4614 num_msgs = cdbfr->len / sizeof(long);
4618 for (i = 0; i < num_msgs; ++i) {
4621 /* Set/clear a bit for each criterion */
4623 /* 0 messages in the list or a null list means that we are
4624 * interested in deleting any messages which meet the other criteria.
4626 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4627 delete_this |= 0x01;
4630 for (j=0; j<num_dmsgnums; ++j) {
4631 if (msglist[i] == dmsgnums[j]) {
4632 delete_this |= 0x01;
4637 if (IsEmptyStr(content_type)) {
4638 delete_this |= 0x02;
4640 GetMetaData(&smi, msglist[i]);
4641 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4642 delete_this |= 0x02;
4646 /* Delete message only if all bits are set */
4647 if (delete_this == 0x03) {
4648 dellist[num_deleted++] = msglist[i];
4653 num_msgs = sort_msglist(msglist, num_msgs);
4654 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4655 msglist, (int)(num_msgs * sizeof(long)));
4658 qrbuf.QRhighest = msglist[num_msgs - 1];
4660 qrbuf.QRhighest = 0;
4662 CtdlPutRoomLock(&qrbuf);
4664 /* Go through the messages we pulled out of the index, and decrement
4665 * their reference counts by 1. If this is the only room the message
4666 * was in, the reference count will reach zero and the message will
4667 * automatically be deleted from the database. We do this in a
4668 * separate pass because there might be plug-in hooks getting called,
4669 * and we don't want that happening during an S_ROOMS critical
4672 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4673 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4674 AdjRefCount(dellist[i], -1);
4677 /* Now free the memory we used, and go away. */
4678 if (msglist != NULL) free(msglist);
4679 if (dellist != NULL) free(dellist);
4680 syslog(LOG_DEBUG, "%d message(s) deleted.\n", num_deleted);
4681 if (need_to_free_re) regfree(&re);
4682 return (num_deleted);
4688 * Check whether the current user has permission to delete messages from
4689 * the current room (returns 1 for yes, 0 for no)
4691 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4693 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4694 if (ra & UA_DELETEALLOWED) return(1);
4702 * Delete message from current room
4704 void cmd_dele(char *args)
4713 extract_token(msgset, args, 0, '|', sizeof msgset);
4714 num_msgs = num_tokens(msgset, ',');
4716 cprintf("%d Nothing to do.\n", CIT_OK);
4720 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4721 cprintf("%d Higher access required.\n",
4722 ERROR + HIGHER_ACCESS_REQUIRED);
4727 * Build our message set to be moved/copied
4729 msgs = malloc(num_msgs * sizeof(long));
4730 for (i=0; i<num_msgs; ++i) {
4731 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4732 msgs[i] = atol(msgtok);
4735 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4739 cprintf("%d %d message%s deleted.\n", CIT_OK,
4740 num_deleted, ((num_deleted != 1) ? "s" : ""));
4742 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4750 * move or copy a message to another room
4752 void cmd_move(char *args)
4759 char targ[ROOMNAMELEN];
4760 struct ctdlroom qtemp;
4767 extract_token(msgset, args, 0, '|', sizeof msgset);
4768 num_msgs = num_tokens(msgset, ',');
4770 cprintf("%d Nothing to do.\n", CIT_OK);
4774 extract_token(targ, args, 1, '|', sizeof targ);
4775 convert_room_name_macros(targ, sizeof targ);
4776 targ[ROOMNAMELEN - 1] = 0;
4777 is_copy = extract_int(args, 2);
4779 if (CtdlGetRoom(&qtemp, targ) != 0) {
4780 cprintf("%d '%s' does not exist.\n", ERROR + ROOM_NOT_FOUND, targ);
4784 if (!strcasecmp(qtemp.QRname, CC->room.QRname)) {
4785 cprintf("%d Source and target rooms are the same.\n", ERROR + ALREADY_EXISTS);
4789 CtdlGetUser(&CC->user, CC->curr_user);
4790 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4792 /* Check for permission to perform this operation.
4793 * Remember: "CC->room" is source, "qtemp" is target.
4797 /* Aides can move/copy */
4798 if (CC->user.axlevel >= AxAideU) permit = 1;
4800 /* Room aides can move/copy */
4801 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4803 /* Permit move/copy from personal rooms */
4804 if ((CC->room.QRflags & QR_MAILBOX)
4805 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4807 /* Permit only copy from public to personal room */
4809 && (!(CC->room.QRflags & QR_MAILBOX))
4810 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4812 /* Permit message removal from collaborative delete rooms */
4813 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4815 /* Users allowed to post into the target room may move into it too. */
4816 if ((CC->room.QRflags & QR_MAILBOX) &&
4817 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4819 /* User must have access to target room */
4820 if (!(ra & UA_KNOWN)) permit = 0;
4823 cprintf("%d Higher access required.\n",
4824 ERROR + HIGHER_ACCESS_REQUIRED);
4829 * Build our message set to be moved/copied
4831 msgs = malloc(num_msgs * sizeof(long));
4832 for (i=0; i<num_msgs; ++i) {
4833 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4834 msgs[i] = atol(msgtok);
4840 err = CtdlSaveMsgPointersInRoom(targ, msgs, num_msgs, 1, NULL, 0);
4842 cprintf("%d Cannot store message(s) in %s: error %d\n",
4848 /* Now delete the message from the source room,
4849 * if this is a 'move' rather than a 'copy' operation.
4852 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4856 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4862 * GetMetaData() - Get the supplementary record for a message
4864 void GetMetaData(struct MetaData *smibuf, long msgnum)
4867 struct cdbdata *cdbsmi;
4870 memset(smibuf, 0, sizeof(struct MetaData));
4871 smibuf->meta_msgnum = msgnum;
4872 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4874 /* Use the negative of the message number for its supp record index */
4875 TheIndex = (0L - msgnum);
4877 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4878 if (cdbsmi == NULL) {
4879 return; /* record not found; go with defaults */
4881 memcpy(smibuf, cdbsmi->ptr,
4882 ((cdbsmi->len > sizeof(struct MetaData)) ?
4883 sizeof(struct MetaData) : cdbsmi->len));
4890 * PutMetaData() - (re)write supplementary record for a message
4892 void PutMetaData(struct MetaData *smibuf)
4896 /* Use the negative of the message number for the metadata db index */
4897 TheIndex = (0L - smibuf->meta_msgnum);
4899 cdb_store(CDB_MSGMAIN,
4900 &TheIndex, (int)sizeof(long),
4901 smibuf, (int)sizeof(struct MetaData));
4906 * AdjRefCount - submit an adjustment to the reference count for a message.
4907 * (These are just queued -- we actually process them later.)
4909 void AdjRefCount(long msgnum, int incr)
4911 struct arcq new_arcq;
4914 syslog(LOG_DEBUG, "AdjRefCount() msg %ld ref count delta %+d\n",
4918 begin_critical_section(S_SUPPMSGMAIN);
4919 if (arcfp == NULL) {
4920 arcfp = fopen(file_arcq, "ab+");
4922 end_critical_section(S_SUPPMSGMAIN);
4924 /* msgnum < 0 means that we're trying to close the file */
4926 syslog(LOG_DEBUG, "Closing the AdjRefCount queue file\n");
4927 begin_critical_section(S_SUPPMSGMAIN);
4928 if (arcfp != NULL) {
4932 end_critical_section(S_SUPPMSGMAIN);
4937 * If we can't open the queue, perform the operation synchronously.
4939 if (arcfp == NULL) {
4940 TDAP_AdjRefCount(msgnum, incr);
4944 new_arcq.arcq_msgnum = msgnum;
4945 new_arcq.arcq_delta = incr;
4946 rv = fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4954 * TDAP_ProcessAdjRefCountQueue()
4956 * Process the queue of message count adjustments that was created by calls
4957 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4958 * for each one. This should be an "off hours" operation.
4960 int TDAP_ProcessAdjRefCountQueue(void)
4962 char file_arcq_temp[PATH_MAX];
4965 struct arcq arcq_rec;
4966 int num_records_processed = 0;
4968 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
4970 begin_critical_section(S_SUPPMSGMAIN);
4971 if (arcfp != NULL) {
4976 r = link(file_arcq, file_arcq_temp);
4978 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4979 end_critical_section(S_SUPPMSGMAIN);
4980 return(num_records_processed);
4984 end_critical_section(S_SUPPMSGMAIN);
4986 fp = fopen(file_arcq_temp, "rb");
4988 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4989 return(num_records_processed);
4992 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4993 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4994 ++num_records_processed;
4998 r = unlink(file_arcq_temp);
5000 syslog(LOG_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
5003 return(num_records_processed);
5009 * TDAP_AdjRefCount - adjust the reference count for a message.
5010 * This one does it "for real" because it's called by
5011 * the autopurger function that processes the queue
5012 * created by AdjRefCount(). If a message's reference
5013 * count becomes zero, we also delete the message from
5014 * disk and de-index it.
5016 void TDAP_AdjRefCount(long msgnum, int incr)
5019 struct MetaData smi;
5022 /* This is a *tight* critical section; please keep it that way, as
5023 * it may get called while nested in other critical sections.
5024 * Complicating this any further will surely cause deadlock!
5026 begin_critical_section(S_SUPPMSGMAIN);
5027 GetMetaData(&smi, msgnum);
5028 smi.meta_refcount += incr;
5030 end_critical_section(S_SUPPMSGMAIN);
5031 syslog(LOG_DEBUG, "TDAP_AdjRefCount() msg %ld ref count delta %+d, is now %d\n",
5032 msgnum, incr, smi.meta_refcount
5035 /* If the reference count is now zero, delete the message
5036 * (and its supplementary record as well).
5038 if (smi.meta_refcount == 0) {
5039 syslog(LOG_DEBUG, "Deleting message <%ld>\n", msgnum);
5041 /* Call delete hooks with NULL room to show it has gone altogether */
5042 PerformDeleteHooks(NULL, msgnum);
5044 /* Remove from message base */
5046 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5047 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
5049 /* Remove metadata record */
5050 delnum = (0L - msgnum);
5051 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
5057 * Write a generic object to this room
5059 * Note: this could be much more efficient. Right now we use two temporary
5060 * files, and still pull the message into memory as with all others.
5062 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
5063 char *content_type, /* MIME type of this object */
5064 char *raw_message, /* Data to be written */
5065 off_t raw_length, /* Size of raw_message */
5066 struct ctdluser *is_mailbox, /* Mailbox room? */
5067 int is_binary, /* Is encoding necessary? */
5068 int is_unique, /* Del others of this type? */
5069 unsigned int flags /* Internal save flags */
5073 struct ctdlroom qrbuf;
5074 char roomname[ROOMNAMELEN];
5075 struct CtdlMessage *msg;
5076 char *encoded_message = NULL;
5078 if (is_mailbox != NULL) {
5079 CtdlMailboxName(roomname, sizeof roomname, is_mailbox, req_room);
5082 safestrncpy(roomname, req_room, sizeof(roomname));
5085 syslog(LOG_DEBUG, "Raw length is %ld\n", (long)raw_length);
5088 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
5091 encoded_message = malloc((size_t)(raw_length + 4096));
5094 sprintf(encoded_message, "Content-type: %s\n", content_type);
5097 sprintf(&encoded_message[strlen(encoded_message)],
5098 "Content-transfer-encoding: base64\n\n"
5102 sprintf(&encoded_message[strlen(encoded_message)],
5103 "Content-transfer-encoding: 7bit\n\n"
5109 &encoded_message[strlen(encoded_message)],
5117 &encoded_message[strlen(encoded_message)],
5123 syslog(LOG_DEBUG, "Allocating\n");
5124 msg = malloc(sizeof(struct CtdlMessage));
5125 memset(msg, 0, sizeof(struct CtdlMessage));
5126 msg->cm_magic = CTDLMESSAGE_MAGIC;
5127 msg->cm_anon_type = MES_NORMAL;
5128 msg->cm_format_type = 4;
5129 msg->cm_fields['A'] = strdup(CC->user.fullname);
5130 msg->cm_fields['O'] = strdup(req_room);
5131 msg->cm_fields['N'] = strdup(config.c_nodename);
5132 msg->cm_fields['H'] = strdup(config.c_humannode);
5133 msg->cm_flags = flags;
5135 msg->cm_fields['M'] = encoded_message;
5137 /* Create the requested room if we have to. */
5138 if (CtdlGetRoom(&qrbuf, roomname) != 0) {
5139 CtdlCreateRoom(roomname,
5140 ( (is_mailbox != NULL) ? 5 : 3 ),
5141 "", 0, 1, 0, VIEW_BBS);
5143 /* If the caller specified this object as unique, delete all
5144 * other objects of this type that are currently in the room.
5147 syslog(LOG_DEBUG, "Deleted %d other msgs of this type\n",
5148 CtdlDeleteMessages(roomname, NULL, 0, content_type)
5151 /* Now write the data */
5152 CtdlSubmitMsg(msg, NULL, roomname, 0);
5153 CtdlFreeMessage(msg);
5161 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
5162 config_msgnum = msgnum;
5166 char *CtdlGetSysConfig(char *sysconfname) {
5167 char hold_rm[ROOMNAMELEN];
5170 struct CtdlMessage *msg;
5173 strcpy(hold_rm, CC->room.QRname);
5174 if (CtdlGetRoom(&CC->room, SYSCONFIGROOM) != 0) {
5175 CtdlGetRoom(&CC->room, hold_rm);
5180 /* We want the last (and probably only) config in this room */
5181 begin_critical_section(S_CONFIG);
5182 config_msgnum = (-1L);
5183 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
5184 CtdlGetSysConfigBackend, NULL);
5185 msgnum = config_msgnum;
5186 end_critical_section(S_CONFIG);
5192 msg = CtdlFetchMessage(msgnum, 1);
5194 conf = strdup(msg->cm_fields['M']);
5195 CtdlFreeMessage(msg);
5202 CtdlGetRoom(&CC->room, hold_rm);
5204 if (conf != NULL) do {
5205 extract_token(buf, conf, 0, '\n', sizeof buf);
5206 strcpy(conf, &conf[strlen(buf)+1]);
5207 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
5213 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
5214 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
5219 * Determine whether a given Internet address belongs to the current user
5221 int CtdlIsMe(char *addr, int addr_buf_len)
5223 struct recptypes *recp;
5226 recp = validate_recipients(addr, NULL, 0);
5227 if (recp == NULL) return(0);
5229 if (recp->num_local == 0) {
5230 free_recipients(recp);
5234 for (i=0; i<recp->num_local; ++i) {
5235 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
5236 if (!strcasecmp(addr, CC->user.fullname)) {
5237 free_recipients(recp);
5242 free_recipients(recp);
5248 * Citadel protocol command to do the same
5250 void cmd_isme(char *argbuf) {
5253 if (CtdlAccessCheck(ac_logged_in)) return;
5254 extract_token(addr, argbuf, 0, '|', sizeof addr);
5256 if (CtdlIsMe(addr, sizeof addr)) {
5257 cprintf("%d %s\n", CIT_OK, addr);
5260 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);
5266 /*****************************************************************************/
5267 /* MODULE INITIALIZATION STUFF */
5268 /*****************************************************************************/
5270 CTDL_MODULE_INIT(msgbase)
5273 CtdlRegisterProtoHook(cmd_msgs, "MSGS", "Output a list of messages in the current room");
5274 CtdlRegisterProtoHook(cmd_msg0, "MSG0", "Output a message in plain text format");
5275 CtdlRegisterProtoHook(cmd_msg2, "MSG2", "Output a message in RFC822 format");
5276 CtdlRegisterProtoHook(cmd_msg3, "MSG3", "Output a message in raw format (deprecated)");
5277 CtdlRegisterProtoHook(cmd_msg4, "MSG4", "Output a message in the client's preferred format");
5278 CtdlRegisterProtoHook(cmd_msgp, "MSGP", "Select preferred format for MSG4 output");
5279 CtdlRegisterProtoHook(cmd_opna, "OPNA", "Open an attachment for download");
5280 CtdlRegisterProtoHook(cmd_dlat, "DLAT", "Download an attachment");
5281 CtdlRegisterProtoHook(cmd_ent0, "ENT0", "Enter a message");
5282 CtdlRegisterProtoHook(cmd_dele, "DELE", "Delete a message");
5283 CtdlRegisterProtoHook(cmd_move, "MOVE", "Move or copy a message to another room");
5284 CtdlRegisterProtoHook(cmd_isme, "ISME", "Determine whether an email address belongs to a user");
5287 /* return our Subversion id for the Log */