4 * Implements the message store.
18 #if TIME_WITH_SYS_TIME
19 # include <sys/time.h>
23 # include <sys/time.h>
38 #include "serv_extensions.h"
42 #include "sysdep_decls.h"
43 #include "citserver.h"
50 #include "mime_parser.h"
53 #include "internet_addressing.h"
54 #include "serv_fulltext.h"
56 #include "euidindex.h"
59 struct addresses_to_be_filed *atbf = NULL;
62 * This really belongs in serv_network.c, but I don't know how to export
63 * symbols between modules.
65 struct FilterList *filterlist = NULL;
69 * These are the four-character field headers we use when outputting
70 * messages in Citadel format (as opposed to RFC822 format).
73 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
107 * This function is self explanatory.
108 * (What can I say, I'm in a weird mood today...)
110 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
114 for (i = 0; i < strlen(name); ++i) {
115 if (name[i] == '@') {
116 while (isspace(name[i - 1]) && i > 0) {
117 strcpy(&name[i - 1], &name[i]);
120 while (isspace(name[i + 1])) {
121 strcpy(&name[i + 1], &name[i + 2]);
129 * Aliasing for network mail.
130 * (Error messages have been commented out, because this is a server.)
132 int alias(char *name)
133 { /* process alias and routing info for mail */
136 char aaa[SIZ], bbb[SIZ];
137 char *ignetcfg = NULL;
138 char *ignetmap = NULL;
145 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
153 "mail.aliases", "r");
155 fp = fopen("/dev/null", "r");
162 while (fgets(aaa, sizeof aaa, fp) != NULL) {
163 while (isspace(name[0]))
164 strcpy(name, &name[1]);
165 aaa[strlen(aaa) - 1] = 0;
167 for (a = 0; a < strlen(aaa); ++a) {
169 strcpy(bbb, &aaa[a + 1]);
173 if (!strcasecmp(name, aaa))
178 /* Hit the Global Address Book */
179 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
183 lprintf(CTDL_INFO, "Mail is being forwarded to %s\n", name);
185 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
186 for (a=0; a<strlen(name); ++a) {
187 if (name[a] == '@') {
188 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
190 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
195 /* determine local or remote type, see citadel.h */
196 at = haschar(name, '@');
197 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
198 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
199 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
201 /* figure out the delivery mode */
202 extract_token(node, name, 1, '@', sizeof node);
204 /* If there are one or more dots in the nodename, we assume that it
205 * is an FQDN and will attempt SMTP delivery to the Internet.
207 if (haschar(node, '.') > 0) {
208 return(MES_INTERNET);
211 /* Otherwise we look in the IGnet maps for a valid Citadel node.
212 * Try directly-connected nodes first...
214 ignetcfg = CtdlGetSysConfig(IGNETCFG);
215 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
216 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
217 extract_token(testnode, buf, 0, '|', sizeof testnode);
218 if (!strcasecmp(node, testnode)) {
226 * Then try nodes that are two or more hops away.
228 ignetmap = CtdlGetSysConfig(IGNETMAP);
229 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
230 extract_token(buf, ignetmap, i, '\n', sizeof buf);
231 extract_token(testnode, buf, 0, '|', sizeof testnode);
232 if (!strcasecmp(node, testnode)) {
239 /* If we get to this point it's an invalid node name */
254 "/citadel.control", "r");
256 lprintf(CTDL_CRIT, "Cannot open citadel.control: %s\n",
260 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
266 * Back end for the MSGS command: output message number only.
268 void simple_listing(long msgnum, void *userdata)
270 cprintf("%ld\n", msgnum);
276 * Back end for the MSGS command: output header summary.
278 void headers_listing(long msgnum, void *userdata)
280 struct CtdlMessage *msg;
282 msg = CtdlFetchMessage(msgnum, 0);
284 cprintf("%ld|0|||||\n", msgnum);
288 cprintf("%ld|%s|%s|%s|%s|%s|\n",
290 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
291 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
292 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
293 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
294 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
296 CtdlFreeMessage(msg);
301 /* Determine if a given message matches the fields in a message template.
302 * Return 0 for a successful match.
304 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
307 /* If there aren't any fields in the template, all messages will
310 if (template == NULL) return(0);
312 /* Null messages are bogus. */
313 if (msg == NULL) return(1);
315 for (i='A'; i<='Z'; ++i) {
316 if (template->cm_fields[i] != NULL) {
317 if (msg->cm_fields[i] == NULL) {
320 if (strcasecmp(msg->cm_fields[i],
321 template->cm_fields[i])) return 1;
325 /* All compares succeeded: we have a match! */
332 * Retrieve the "seen" message list for the current room.
334 void CtdlGetSeen(char *buf, int which_set) {
337 /* Learn about the user and room in question */
338 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
340 if (which_set == ctdlsetseen_seen)
341 safestrncpy(buf, vbuf.v_seen, SIZ);
342 if (which_set == ctdlsetseen_answered)
343 safestrncpy(buf, vbuf.v_answered, SIZ);
349 * Manipulate the "seen msgs" string (or other message set strings)
351 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
352 int target_setting, int which_set,
353 struct ctdluser *which_user, struct ctdlroom *which_room) {
354 struct cdbdata *cdbfr;
366 char *is_set; /* actually an array of booleans */
369 char setstr[SIZ], lostr[SIZ], histr[SIZ];
372 lprintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %d, %d)\n",
373 num_target_msgnums, target_msgnums[0],
374 target_setting, which_set);
376 /* Learn about the user and room in question */
377 CtdlGetRelationship(&vbuf,
378 ((which_user != NULL) ? which_user : &CC->user),
379 ((which_room != NULL) ? which_room : &CC->room)
382 /* Load the message list */
383 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
385 msglist = malloc(cdbfr->len);
386 memcpy(msglist, cdbfr->ptr, cdbfr->len);
387 num_msgs = cdbfr->len / sizeof(long);
390 return; /* No messages at all? No further action. */
393 is_set = malloc(num_msgs * sizeof(char));
394 memset(is_set, 0, (num_msgs * sizeof(char)) );
396 /* Decide which message set we're manipulating */
398 case ctdlsetseen_seen:
399 safestrncpy(vset, vbuf.v_seen, sizeof vset);
401 case ctdlsetseen_answered:
402 safestrncpy(vset, vbuf.v_answered, sizeof vset);
406 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
408 /* Translate the existing sequence set into an array of booleans */
409 num_sets = num_tokens(vset, ',');
410 for (s=0; s<num_sets; ++s) {
411 extract_token(setstr, vset, s, ',', sizeof setstr);
413 extract_token(lostr, setstr, 0, ':', sizeof lostr);
414 if (num_tokens(setstr, ':') >= 2) {
415 extract_token(histr, setstr, 1, ':', sizeof histr);
416 if (!strcmp(histr, "*")) {
417 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
421 strcpy(histr, lostr);
426 for (i = 0; i < num_msgs; ++i) {
427 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
433 /* Now translate the array of booleans back into a sequence set */
438 for (i=0; i<num_msgs; ++i) {
440 is_seen = is_set[i]; /* Default to existing setting */
442 for (k=0; k<num_target_msgnums; ++k) {
443 if (msglist[i] == target_msgnums[k]) {
444 is_seen = target_setting;
449 if (lo < 0L) lo = msglist[i];
453 if ( ((is_seen == 0) && (was_seen == 1))
454 || ((is_seen == 1) && (i == num_msgs-1)) ) {
456 /* begin trim-o-matic code */
459 while ( (strlen(vset) + 20) > sizeof vset) {
460 remove_token(vset, 0, ',');
462 if (j--) break; /* loop no more than 9 times */
464 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
468 snprintf(lostr, sizeof lostr,
469 "1:%ld,%s", t, vset);
470 safestrncpy(vset, lostr, sizeof vset);
472 /* end trim-o-matic code */
480 snprintf(&vset[tmp], (sizeof vset) - tmp,
484 snprintf(&vset[tmp], (sizeof vset) - tmp,
493 /* Decide which message set we're manipulating */
495 case ctdlsetseen_seen:
496 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
498 case ctdlsetseen_answered:
499 safestrncpy(vbuf.v_answered, vset,
500 sizeof vbuf.v_answered);
505 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
507 CtdlSetRelationship(&vbuf,
508 ((which_user != NULL) ? which_user : &CC->user),
509 ((which_room != NULL) ? which_room : &CC->room)
515 * API function to perform an operation for each qualifying message in the
516 * current room. (Returns the number of messages processed.)
518 int CtdlForEachMessage(int mode, long ref,
520 struct CtdlMessage *compare,
521 void (*CallBack) (long, void *),
527 struct cdbdata *cdbfr;
528 long *msglist = NULL;
530 int num_processed = 0;
533 struct CtdlMessage *msg;
536 int printed_lastold = 0;
538 /* Learn about the user and room in question */
540 getuser(&CC->user, CC->curr_user);
541 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
543 /* Load the message list */
544 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
546 msglist = malloc(cdbfr->len);
547 memcpy(msglist, cdbfr->ptr, cdbfr->len);
548 num_msgs = cdbfr->len / sizeof(long);
551 return 0; /* No messages at all? No further action. */
556 * Now begin the traversal.
558 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
560 /* If the caller is looking for a specific MIME type, filter
561 * out all messages which are not of the type requested.
563 if (content_type != NULL) if (strlen(content_type) > 0) {
565 /* This call to GetMetaData() sits inside this loop
566 * so that we only do the extra database read per msg
567 * if we need to. Doing the extra read all the time
568 * really kills the server. If we ever need to use
569 * metadata for another search criterion, we need to
570 * move the read somewhere else -- but still be smart
571 * enough to only do the read if the caller has
572 * specified something that will need it.
574 GetMetaData(&smi, msglist[a]);
576 if (strcasecmp(smi.meta_content_type, content_type)) {
582 num_msgs = sort_msglist(msglist, num_msgs);
584 /* If a template was supplied, filter out the messages which
585 * don't match. (This could induce some delays!)
588 if (compare != NULL) {
589 for (a = 0; a < num_msgs; ++a) {
590 msg = CtdlFetchMessage(msglist[a], 1);
592 if (CtdlMsgCmp(msg, compare)) {
595 CtdlFreeMessage(msg);
603 * Now iterate through the message list, according to the
604 * criteria supplied by the caller.
607 for (a = 0; a < num_msgs; ++a) {
608 thismsg = msglist[a];
609 if (mode == MSGS_ALL) {
613 is_seen = is_msg_in_sequence_set(
614 vbuf.v_seen, thismsg);
615 if (is_seen) lastold = thismsg;
621 || ((mode == MSGS_OLD) && (is_seen))
622 || ((mode == MSGS_NEW) && (!is_seen))
623 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
624 || ((mode == MSGS_FIRST) && (a < ref))
625 || ((mode == MSGS_GT) && (thismsg > ref))
626 || ((mode == MSGS_EQ) && (thismsg == ref))
629 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
631 CallBack(lastold, userdata);
635 if (CallBack) CallBack(thismsg, userdata);
639 free(msglist); /* Clean up */
640 return num_processed;
646 * cmd_msgs() - get list of message #'s in this room
647 * implements the MSGS server command using CtdlForEachMessage()
649 void cmd_msgs(char *cmdbuf)
658 int with_template = 0;
659 struct CtdlMessage *template = NULL;
660 int with_headers = 0;
662 extract_token(which, cmdbuf, 0, '|', sizeof which);
663 cm_ref = extract_int(cmdbuf, 1);
664 with_template = extract_int(cmdbuf, 2);
665 with_headers = extract_int(cmdbuf, 3);
669 if (!strncasecmp(which, "OLD", 3))
671 else if (!strncasecmp(which, "NEW", 3))
673 else if (!strncasecmp(which, "FIRST", 5))
675 else if (!strncasecmp(which, "LAST", 4))
677 else if (!strncasecmp(which, "GT", 2))
680 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
681 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
687 cprintf("%d Send template then receive message list\n",
689 template = (struct CtdlMessage *)
690 malloc(sizeof(struct CtdlMessage));
691 memset(template, 0, sizeof(struct CtdlMessage));
692 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
693 extract_token(tfield, buf, 0, '|', sizeof tfield);
694 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
695 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
696 if (!strcasecmp(tfield, msgkeys[i])) {
697 template->cm_fields[i] =
705 cprintf("%d \n", LISTING_FOLLOWS);
708 CtdlForEachMessage(mode,
712 (with_headers ? headers_listing : simple_listing),
715 if (template != NULL) CtdlFreeMessage(template);
723 * help_subst() - support routine for help file viewer
725 void help_subst(char *strbuf, char *source, char *dest)
730 while (p = pattern2(strbuf, source), (p >= 0)) {
731 strcpy(workbuf, &strbuf[p + strlen(source)]);
732 strcpy(&strbuf[p], dest);
733 strcat(strbuf, workbuf);
738 void do_help_subst(char *buffer)
742 help_subst(buffer, "^nodename", config.c_nodename);
743 help_subst(buffer, "^humannode", config.c_humannode);
744 help_subst(buffer, "^fqdn", config.c_fqdn);
745 help_subst(buffer, "^username", CC->user.fullname);
746 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
747 help_subst(buffer, "^usernum", buf2);
748 help_subst(buffer, "^sysadm", config.c_sysadm);
749 help_subst(buffer, "^variantname", CITADEL);
750 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
751 help_subst(buffer, "^maxsessions", buf2);
752 help_subst(buffer, "^bbsdir", CTDLDIR);
758 * memfmout() - Citadel text formatter and paginator.
759 * Although the original purpose of this routine was to format
760 * text to the reader's screen width, all we're really using it
761 * for here is to format text out to 80 columns before sending it
762 * to the client. The client software may reformat it again.
765 int width, /* screen width to use */
766 char *mptr, /* where are we going to get our text from? */
767 char subst, /* nonzero if we should do substitutions */
768 char *nl) /* string to terminate lines with */
780 c = 1; /* c is the current pos */
784 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
786 buffer[strlen(buffer) + 1] = 0;
787 buffer[strlen(buffer)] = ch;
790 if (buffer[0] == '^')
791 do_help_subst(buffer);
793 buffer[strlen(buffer) + 1] = 0;
795 strcpy(buffer, &buffer[1]);
803 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
805 if (((old == 13) || (old == 10)) && (isspace(real))) {
813 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
814 cprintf("%s%s", nl, aaa);
823 if ((strlen(aaa) + c) > (width - 5)) {
832 if ((ch == 13) || (ch == 10)) {
833 cprintf("%s%s", aaa, nl);
840 cprintf("%s%s", aaa, nl);
846 * Callback function for mime parser that simply lists the part
848 void list_this_part(char *name, char *filename, char *partnum, char *disp,
849 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
854 ma = (struct ma_info *)cbuserdata;
855 if (ma->is_ma == 0) {
856 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
857 name, filename, partnum, disp, cbtype, (long)length);
862 * Callback function for multipart prefix
864 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
865 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
870 ma = (struct ma_info *)cbuserdata;
871 if (!strcasecmp(cbtype, "multipart/alternative")) {
875 if (ma->is_ma == 0) {
876 cprintf("pref=%s|%s\n", partnum, cbtype);
881 * Callback function for multipart sufffix
883 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
884 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
889 ma = (struct ma_info *)cbuserdata;
890 if (ma->is_ma == 0) {
891 cprintf("suff=%s|%s\n", partnum, cbtype);
893 if (!strcasecmp(cbtype, "multipart/alternative")) {
900 * Callback function for mime parser that opens a section for downloading
902 void mime_download(char *name, char *filename, char *partnum, char *disp,
903 void *content, char *cbtype, char *cbcharset, size_t length,
904 char *encoding, void *cbuserdata)
907 /* Silently go away if there's already a download open... */
908 if (CC->download_fp != NULL)
911 /* ...or if this is not the desired section */
912 if (strcasecmp(CC->download_desired_section, partnum))
915 CC->download_fp = tmpfile();
916 if (CC->download_fp == NULL)
919 fwrite(content, length, 1, CC->download_fp);
920 fflush(CC->download_fp);
921 rewind(CC->download_fp);
923 OpenCmdResult(filename, cbtype);
929 * Load a message from disk into memory.
930 * This is used by CtdlOutputMsg() and other fetch functions.
932 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
933 * using the CtdlMessageFree() function.
935 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
937 struct cdbdata *dmsgtext;
938 struct CtdlMessage *ret = NULL;
942 cit_uint8_t field_header;
944 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
946 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
947 if (dmsgtext == NULL) {
950 mptr = dmsgtext->ptr;
951 upper_bound = mptr + dmsgtext->len;
953 /* Parse the three bytes that begin EVERY message on disk.
954 * The first is always 0xFF, the on-disk magic number.
955 * The second is the anonymous/public type byte.
956 * The third is the format type byte (vari, fixed, or MIME).
961 "Message %ld appears to be corrupted.\n",
966 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
967 memset(ret, 0, sizeof(struct CtdlMessage));
969 ret->cm_magic = CTDLMESSAGE_MAGIC;
970 ret->cm_anon_type = *mptr++; /* Anon type byte */
971 ret->cm_format_type = *mptr++; /* Format type byte */
974 * The rest is zero or more arbitrary fields. Load them in.
975 * We're done when we encounter either a zero-length field or
976 * have just processed the 'M' (message text) field.
979 if (mptr >= upper_bound) {
982 field_header = *mptr++;
983 ret->cm_fields[field_header] = strdup(mptr);
985 while (*mptr++ != 0); /* advance to next field */
987 } while ((mptr < upper_bound) && (field_header != 'M'));
991 /* Always make sure there's something in the msg text field. If
992 * it's NULL, the message text is most likely stored separately,
993 * so go ahead and fetch that. Failing that, just set a dummy
994 * body so other code doesn't barf.
996 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
997 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
998 if (dmsgtext != NULL) {
999 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1003 if (ret->cm_fields['M'] == NULL) {
1004 ret->cm_fields['M'] = strdup("<no text>\n");
1007 /* Perform "before read" hooks (aborting if any return nonzero) */
1008 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1009 CtdlFreeMessage(ret);
1018 * Returns 1 if the supplied pointer points to a valid Citadel message.
1019 * If the pointer is NULL or the magic number check fails, returns 0.
1021 int is_valid_message(struct CtdlMessage *msg) {
1024 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1025 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1033 * 'Destructor' for struct CtdlMessage
1035 void CtdlFreeMessage(struct CtdlMessage *msg)
1039 if (is_valid_message(msg) == 0) return;
1041 for (i = 0; i < 256; ++i)
1042 if (msg->cm_fields[i] != NULL) {
1043 free(msg->cm_fields[i]);
1046 msg->cm_magic = 0; /* just in case */
1052 * Pre callback function for multipart/alternative
1054 * NOTE: this differs from the standard behavior for a reason. Normally when
1055 * displaying multipart/alternative you want to show the _last_ usable
1056 * format in the message. Here we show the _first_ one, because it's
1057 * usually text/plain. Since this set of functions is designed for text
1058 * output to non-MIME-aware clients, this is the desired behavior.
1061 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1062 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1067 ma = (struct ma_info *)cbuserdata;
1068 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1069 if (!strcasecmp(cbtype, "multipart/alternative")) {
1077 * Post callback function for multipart/alternative
1079 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1080 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1085 ma = (struct ma_info *)cbuserdata;
1086 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1087 if (!strcasecmp(cbtype, "multipart/alternative")) {
1095 * Inline callback function for mime parser that wants to display text
1097 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1098 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1106 ma = (struct ma_info *)cbuserdata;
1108 lprintf(CTDL_DEBUG, "fixed_output() type=<%s>\n", cbtype);
1111 * If we're in the middle of a multipart/alternative scope and
1112 * we've already printed another section, skip this one.
1114 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
1115 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1120 if ( (!strcasecmp(cbtype, "text/plain"))
1121 || (strlen(cbtype)==0) ) {
1124 client_write(wptr, length);
1125 if (wptr[length-1] != '\n') {
1130 else if (!strcasecmp(cbtype, "text/html")) {
1131 ptr = html_to_ascii(content, 80, 0);
1133 client_write(ptr, wlen);
1134 if (ptr[wlen-1] != '\n') {
1139 else if (strncasecmp(cbtype, "multipart/", 10)) {
1140 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1141 partnum, filename, cbtype, (long)length);
1146 * The client is elegant and sophisticated and wants to be choosy about
1147 * MIME content types, so figure out which multipart/alternative part
1148 * we're going to send.
1150 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1151 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1158 ma = (struct ma_info *)cbuserdata;
1160 if (ma->is_ma > 0) {
1161 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1162 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1163 if (!strcasecmp(buf, cbtype)) {
1164 strcpy(ma->chosen_part, partnum);
1171 * Now that we've chosen our preferred part, output it.
1173 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1174 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1179 int add_newline = 0;
1183 ma = (struct ma_info *)cbuserdata;
1185 /* This is not the MIME part you're looking for... */
1186 if (strcasecmp(partnum, ma->chosen_part)) return;
1188 /* If the content-type of this part is in our preferred formats
1189 * list, we can simply output it verbatim.
1191 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1192 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1193 if (!strcasecmp(buf, cbtype)) {
1194 /* Yeah! Go! W00t!! */
1196 text_content = (char *)content;
1197 if (text_content[length-1] != '\n') {
1201 cprintf("Content-type: %s", cbtype);
1202 if (strlen(cbcharset) > 0) {
1203 cprintf("; charset=%s", cbcharset);
1205 cprintf("\nContent-length: %d\n",
1206 (int)(length + add_newline) );
1207 if (strlen(encoding) > 0) {
1208 cprintf("Content-transfer-encoding: %s\n", encoding);
1211 cprintf("Content-transfer-encoding: 7bit\n");
1214 client_write(content, length);
1215 if (add_newline) cprintf("\n");
1220 /* No translations required or possible: output as text/plain */
1221 cprintf("Content-type: text/plain\n\n");
1222 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1223 length, encoding, cbuserdata);
1228 * Get a message off disk. (returns om_* values found in msgbase.h)
1231 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1232 int mode, /* how would you like that message? */
1233 int headers_only, /* eschew the message body? */
1234 int do_proto, /* do Citadel protocol responses? */
1235 int crlf /* Use CRLF newlines instead of LF? */
1237 struct CtdlMessage *TheMessage = NULL;
1238 int retcode = om_no_such_msg;
1240 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d\n",
1243 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1244 if (do_proto) cprintf("%d Not logged in.\n",
1245 ERROR + NOT_LOGGED_IN);
1246 return(om_not_logged_in);
1249 /* FIXME: check message id against msglist for this room */
1252 * Fetch the message from disk. If we're in any sort of headers
1253 * only mode, request that we don't even bother loading the body
1256 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1257 TheMessage = CtdlFetchMessage(msg_num, 0);
1260 TheMessage = CtdlFetchMessage(msg_num, 1);
1263 if (TheMessage == NULL) {
1264 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1265 ERROR + MESSAGE_NOT_FOUND, msg_num);
1266 return(om_no_such_msg);
1269 retcode = CtdlOutputPreLoadedMsg(
1271 headers_only, do_proto, crlf);
1273 CtdlFreeMessage(TheMessage);
1280 * Get a message off disk. (returns om_* values found in msgbase.h)
1283 int CtdlOutputPreLoadedMsg(
1284 struct CtdlMessage *TheMessage,
1285 int mode, /* how would you like that message? */
1286 int headers_only, /* eschew the message body? */
1287 int do_proto, /* do Citadel protocol responses? */
1288 int crlf /* Use CRLF newlines instead of LF? */
1294 char display_name[256];
1296 char *nl; /* newline string */
1298 int subject_found = 0;
1301 /* Buffers needed for RFC822 translation. These are all filled
1302 * using functions that are bounds-checked, and therefore we can
1303 * make them substantially smaller than SIZ.
1311 char datestamp[100];
1313 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1314 ((TheMessage == NULL) ? "NULL" : "not null"),
1315 mode, headers_only, do_proto, crlf);
1317 strcpy(mid, "unknown");
1318 nl = (crlf ? "\r\n" : "\n");
1320 if (!is_valid_message(TheMessage)) {
1322 "ERROR: invalid preloaded message for output\n");
1323 return(om_no_such_msg);
1326 /* Are we downloading a MIME component? */
1327 if (mode == MT_DOWNLOAD) {
1328 if (TheMessage->cm_format_type != FMT_RFC822) {
1330 cprintf("%d This is not a MIME message.\n",
1331 ERROR + ILLEGAL_VALUE);
1332 } else if (CC->download_fp != NULL) {
1333 if (do_proto) cprintf(
1334 "%d You already have a download open.\n",
1335 ERROR + RESOURCE_BUSY);
1337 /* Parse the message text component */
1338 mptr = TheMessage->cm_fields['M'];
1339 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1340 /* If there's no file open by this time, the requested
1341 * section wasn't found, so print an error
1343 if (CC->download_fp == NULL) {
1344 if (do_proto) cprintf(
1345 "%d Section %s not found.\n",
1346 ERROR + FILE_NOT_FOUND,
1347 CC->download_desired_section);
1350 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1353 /* now for the user-mode message reading loops */
1354 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1356 /* Does the caller want to skip the headers? */
1357 if (headers_only == HEADERS_NONE) goto START_TEXT;
1359 /* Tell the client which format type we're using. */
1360 if ( (mode == MT_CITADEL) && (do_proto) ) {
1361 cprintf("type=%d\n", TheMessage->cm_format_type);
1364 /* nhdr=yes means that we're only displaying headers, no body */
1365 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1366 && (mode == MT_CITADEL)
1369 cprintf("nhdr=yes\n");
1372 /* begin header processing loop for Citadel message format */
1374 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1376 safestrncpy(display_name, "<unknown>", sizeof display_name);
1377 if (TheMessage->cm_fields['A']) {
1378 strcpy(buf, TheMessage->cm_fields['A']);
1379 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1380 safestrncpy(display_name, "****", sizeof display_name);
1382 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1383 safestrncpy(display_name, "anonymous", sizeof display_name);
1386 safestrncpy(display_name, buf, sizeof display_name);
1388 if ((is_room_aide())
1389 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1390 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1391 size_t tmp = strlen(display_name);
1392 snprintf(&display_name[tmp],
1393 sizeof display_name - tmp,
1398 /* Don't show Internet address for users on the
1399 * local Citadel network.
1402 if (TheMessage->cm_fields['N'] != NULL)
1403 if (strlen(TheMessage->cm_fields['N']) > 0)
1404 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1408 /* Now spew the header fields in the order we like them. */
1409 safestrncpy(allkeys, FORDER, sizeof allkeys);
1410 for (i=0; i<strlen(allkeys); ++i) {
1411 k = (int) allkeys[i];
1413 if ( (TheMessage->cm_fields[k] != NULL)
1414 && (msgkeys[k] != NULL) ) {
1416 if (do_proto) cprintf("%s=%s\n",
1420 else if ((k == 'F') && (suppress_f)) {
1423 /* Masquerade display name if needed */
1425 if (do_proto) cprintf("%s=%s\n",
1427 TheMessage->cm_fields[k]
1436 /* begin header processing loop for RFC822 transfer format */
1441 strcpy(snode, NODENAME);
1442 strcpy(lnode, HUMANNODE);
1443 if (mode == MT_RFC822) {
1444 for (i = 0; i < 256; ++i) {
1445 if (TheMessage->cm_fields[i]) {
1446 mptr = TheMessage->cm_fields[i];
1449 safestrncpy(luser, mptr, sizeof luser);
1450 safestrncpy(suser, mptr, sizeof suser);
1452 else if (i == 'Y') {
1453 cprintf("CC: %s%s", mptr, nl);
1455 else if (i == 'U') {
1456 cprintf("Subject: %s%s", mptr, nl);
1460 safestrncpy(mid, mptr, sizeof mid);
1462 safestrncpy(lnode, mptr, sizeof lnode);
1464 safestrncpy(fuser, mptr, sizeof fuser);
1465 /* else if (i == 'O')
1466 cprintf("X-Citadel-Room: %s%s",
1469 safestrncpy(snode, mptr, sizeof snode);
1471 cprintf("To: %s%s", mptr, nl);
1472 else if (i == 'T') {
1473 datestring(datestamp, sizeof datestamp,
1474 atol(mptr), DATESTRING_RFC822);
1475 cprintf("Date: %s%s", datestamp, nl);
1479 if (subject_found == 0) {
1480 cprintf("Subject: (no subject)%s", nl);
1484 for (i=0; i<strlen(suser); ++i) {
1485 suser[i] = tolower(suser[i]);
1486 if (!isalnum(suser[i])) suser[i]='_';
1489 if (mode == MT_RFC822) {
1490 if (!strcasecmp(snode, NODENAME)) {
1491 safestrncpy(snode, FQDN, sizeof snode);
1494 /* Construct a fun message id */
1495 cprintf("Message-ID: <%s", mid);
1496 if (strchr(mid, '@')==NULL) {
1497 cprintf("@%s", snode);
1501 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1502 cprintf("From: \"----\" <x@x.org>%s", nl);
1504 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1505 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1507 else if (strlen(fuser) > 0) {
1508 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1511 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1514 cprintf("Organization: %s%s", lnode, nl);
1516 /* Blank line signifying RFC822 end-of-headers */
1517 if (TheMessage->cm_format_type != FMT_RFC822) {
1522 /* end header processing loop ... at this point, we're in the text */
1524 if (headers_only == HEADERS_FAST) goto DONE;
1525 mptr = TheMessage->cm_fields['M'];
1527 /* Tell the client about the MIME parts in this message */
1528 if (TheMessage->cm_format_type == FMT_RFC822) {
1529 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1530 memset(&ma, 0, sizeof(struct ma_info));
1531 mime_parser(mptr, NULL,
1532 (do_proto ? *list_this_part : NULL),
1533 (do_proto ? *list_this_pref : NULL),
1534 (do_proto ? *list_this_suff : NULL),
1537 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1538 char *start_of_text = NULL;
1539 start_of_text = strstr(mptr, "\n\r\n");
1540 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1541 if (start_of_text == NULL) start_of_text = mptr;
1543 start_of_text = strstr(start_of_text, "\n");
1545 while (ch=*mptr, ch!=0) {
1549 else switch(headers_only) {
1551 if (mptr >= start_of_text) {
1552 if (ch == 10) cprintf("%s", nl);
1553 else cprintf("%c", ch);
1557 if (mptr < start_of_text) {
1558 if (ch == 10) cprintf("%s", nl);
1559 else cprintf("%c", ch);
1563 if (ch == 10) cprintf("%s", nl);
1564 else cprintf("%c", ch);
1573 if (headers_only == HEADERS_ONLY) {
1577 /* signify start of msg text */
1578 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1579 if (do_proto) cprintf("text\n");
1582 /* If the format type on disk is 1 (fixed-format), then we want
1583 * everything to be output completely literally ... regardless of
1584 * what message transfer format is in use.
1586 if (TheMessage->cm_format_type == FMT_FIXED) {
1587 if (mode == MT_MIME) {
1588 cprintf("Content-type: text/plain\n\n");
1591 while (ch = *mptr++, ch > 0) {
1594 if ((ch == 10) || (strlen(buf) > 250)) {
1595 cprintf("%s%s", buf, nl);
1598 buf[strlen(buf) + 1] = 0;
1599 buf[strlen(buf)] = ch;
1602 if (strlen(buf) > 0)
1603 cprintf("%s%s", buf, nl);
1606 /* If the message on disk is format 0 (Citadel vari-format), we
1607 * output using the formatter at 80 columns. This is the final output
1608 * form if the transfer format is RFC822, but if the transfer format
1609 * is Citadel proprietary, it'll still work, because the indentation
1610 * for new paragraphs is correct and the client will reformat the
1611 * message to the reader's screen width.
1613 if (TheMessage->cm_format_type == FMT_CITADEL) {
1614 if (mode == MT_MIME) {
1615 cprintf("Content-type: text/x-citadel-variformat\n\n");
1617 memfmout(80, mptr, 0, nl);
1620 /* If the message on disk is format 4 (MIME), we've gotta hand it
1621 * off to the MIME parser. The client has already been told that
1622 * this message is format 1 (fixed format), so the callback function
1623 * we use will display those parts as-is.
1625 if (TheMessage->cm_format_type == FMT_RFC822) {
1626 memset(&ma, 0, sizeof(struct ma_info));
1628 if (mode == MT_MIME) {
1629 strcpy(ma.chosen_part, "1");
1630 mime_parser(mptr, NULL,
1631 *choose_preferred, *fixed_output_pre,
1632 *fixed_output_post, (void *)&ma, 0);
1633 mime_parser(mptr, NULL,
1634 *output_preferred, NULL, NULL, (void *)&ma, 0);
1637 mime_parser(mptr, NULL,
1638 *fixed_output, *fixed_output_pre,
1639 *fixed_output_post, (void *)&ma, 0);
1644 DONE: /* now we're done */
1645 if (do_proto) cprintf("000\n");
1652 * display a message (mode 0 - Citadel proprietary)
1654 void cmd_msg0(char *cmdbuf)
1657 int headers_only = HEADERS_ALL;
1659 msgid = extract_long(cmdbuf, 0);
1660 headers_only = extract_int(cmdbuf, 1);
1662 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
1668 * display a message (mode 2 - RFC822)
1670 void cmd_msg2(char *cmdbuf)
1673 int headers_only = HEADERS_ALL;
1675 msgid = extract_long(cmdbuf, 0);
1676 headers_only = extract_int(cmdbuf, 1);
1678 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
1684 * display a message (mode 3 - IGnet raw format - internal programs only)
1686 void cmd_msg3(char *cmdbuf)
1689 struct CtdlMessage *msg;
1692 if (CC->internal_pgm == 0) {
1693 cprintf("%d This command is for internal programs only.\n",
1694 ERROR + HIGHER_ACCESS_REQUIRED);
1698 msgnum = extract_long(cmdbuf, 0);
1699 msg = CtdlFetchMessage(msgnum, 1);
1701 cprintf("%d Message %ld not found.\n",
1702 ERROR + MESSAGE_NOT_FOUND, msgnum);
1706 serialize_message(&smr, msg);
1707 CtdlFreeMessage(msg);
1710 cprintf("%d Unable to serialize message\n",
1711 ERROR + INTERNAL_ERROR);
1715 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1716 client_write((char *)smr.ser, (int)smr.len);
1723 * Display a message using MIME content types
1725 void cmd_msg4(char *cmdbuf)
1729 msgid = extract_long(cmdbuf, 0);
1730 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
1736 * Client tells us its preferred message format(s)
1738 void cmd_msgp(char *cmdbuf)
1740 safestrncpy(CC->preferred_formats, cmdbuf,
1741 sizeof(CC->preferred_formats));
1742 cprintf("%d ok\n", CIT_OK);
1747 * Open a component of a MIME message as a download file
1749 void cmd_opna(char *cmdbuf)
1752 char desired_section[128];
1754 msgid = extract_long(cmdbuf, 0);
1755 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1756 safestrncpy(CC->download_desired_section, desired_section,
1757 sizeof CC->download_desired_section);
1758 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
1763 * Save a message pointer into a specified room
1764 * (Returns 0 for success, nonzero for failure)
1765 * roomname may be NULL to use the current room
1767 * Note that the 'supplied_msg' field may be set to NULL, in which case
1768 * the message will be fetched from disk, by number, if we need to perform
1769 * replication checks. This adds an additional database read, so if the
1770 * caller already has the message in memory then it should be supplied.
1772 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int do_repl_check,
1773 struct CtdlMessage *supplied_msg) {
1775 char hold_rm[ROOMNAMELEN];
1776 struct cdbdata *cdbfr;
1779 long highest_msg = 0L;
1780 struct CtdlMessage *msg = NULL;
1782 /*lprintf(CTDL_DEBUG,
1783 "CtdlSaveMsgPointerInRoom(room=%s, msgid=%ld, repl=%d)\n",
1784 roomname, msgid, do_repl_check);*/
1786 strcpy(hold_rm, CC->room.QRname);
1788 /* We may need to check to see if this message is real */
1789 if (do_repl_check) {
1790 if (supplied_msg != NULL) {
1794 msg = CtdlFetchMessage(msgid, 0);
1796 if (msg == NULL) return(ERROR + ILLEGAL_VALUE);
1799 /* Perform replication checks if necessary */
1800 if ( (do_repl_check) && (msg != NULL) ) {
1802 if (getroom(&CC->room,
1803 ((roomname != NULL) ? roomname : CC->room.QRname) )
1805 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1806 if ( (msg != NULL) && (msg != supplied_msg) ) {
1807 CtdlFreeMessage(msg);
1809 return(ERROR + ROOM_NOT_FOUND);
1812 ReplicationChecks(msg);
1815 /* Now the regular stuff */
1816 if (lgetroom(&CC->room,
1817 ((roomname != NULL) ? roomname : CC->room.QRname) )
1819 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1820 if ( (msg != NULL) && (msg != supplied_msg) ) {
1821 CtdlFreeMessage(msg);
1823 return(ERROR + ROOM_NOT_FOUND);
1826 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1827 if (cdbfr == NULL) {
1831 msglist = malloc(cdbfr->len);
1832 if (msglist == NULL) {
1833 lprintf(CTDL_ALERT, "ERROR malloc msglist!\n");
1835 num_msgs = cdbfr->len / sizeof(long);
1836 memcpy(msglist, cdbfr->ptr, cdbfr->len);
1841 /* Make sure the message doesn't already exist in this room. It
1842 * is absolutely taboo to have more than one reference to the same
1843 * message in a room.
1845 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1846 if (msglist[i] == msgid) {
1847 lputroom(&CC->room); /* unlock the room */
1848 getroom(&CC->room, hold_rm);
1849 if ( (msg != NULL) && (msg != supplied_msg) ) {
1850 CtdlFreeMessage(msg);
1853 return(ERROR + ALREADY_EXISTS);
1857 /* Now add the new message */
1859 msglist = realloc(msglist, (num_msgs * sizeof(long)));
1861 if (msglist == NULL) {
1862 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1864 msglist[num_msgs - 1] = msgid;
1866 /* Sort the message list, so all the msgid's are in order */
1867 num_msgs = sort_msglist(msglist, num_msgs);
1869 /* Determine the highest message number */
1870 highest_msg = msglist[num_msgs - 1];
1872 /* Write it back to disk. */
1873 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1874 msglist, (int)(num_msgs * sizeof(long)));
1876 /* Free up the memory we used. */
1879 /* If the message has an Exclusive ID, index that... */
1881 if (msg->cm_fields['E'] != NULL) {
1882 index_message_by_euid(msg->cm_fields['E'],
1887 /* Update the highest-message pointer and unlock the room. */
1888 CC->room.QRhighest = highest_msg;
1889 lputroom(&CC->room);
1890 getroom(&CC->room, hold_rm);
1892 /* Bump the reference count for this message. */
1893 AdjRefCount(msgid, +1);
1895 /* Return success. */
1896 if ( (msg != NULL) && (msg != supplied_msg) ) {
1897 CtdlFreeMessage(msg);
1905 * Message base operation to save a new message to the message store
1906 * (returns new message number)
1908 * This is the back end for CtdlSubmitMsg() and should not be directly
1909 * called by server-side modules.
1912 long send_message(struct CtdlMessage *msg) {
1920 /* Get a new message number */
1921 newmsgid = get_new_message_number();
1922 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1924 /* Generate an ID if we don't have one already */
1925 if (msg->cm_fields['I']==NULL) {
1926 msg->cm_fields['I'] = strdup(msgidbuf);
1929 /* If the message is big, set its body aside for storage elsewhere */
1930 if (msg->cm_fields['M'] != NULL) {
1931 if (strlen(msg->cm_fields['M']) > BIGMSG) {
1933 holdM = msg->cm_fields['M'];
1934 msg->cm_fields['M'] = NULL;
1938 /* Serialize our data structure for storage in the database */
1939 serialize_message(&smr, msg);
1942 msg->cm_fields['M'] = holdM;
1946 cprintf("%d Unable to serialize message\n",
1947 ERROR + INTERNAL_ERROR);
1951 /* Write our little bundle of joy into the message base */
1952 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
1953 smr.ser, smr.len) < 0) {
1954 lprintf(CTDL_ERR, "Can't store message\n");
1958 cdb_store(CDB_BIGMSGS,
1968 /* Free the memory we used for the serialized message */
1971 /* Return the *local* message ID to the caller
1972 * (even if we're storing an incoming network message)
1980 * Serialize a struct CtdlMessage into the format used on disk and network.
1982 * This function loads up a "struct ser_ret" (defined in server.h) which
1983 * contains the length of the serialized message and a pointer to the
1984 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1986 void serialize_message(struct ser_ret *ret, /* return values */
1987 struct CtdlMessage *msg) /* unserialized msg */
1991 static char *forder = FORDER;
1993 if (is_valid_message(msg) == 0) return; /* self check */
1996 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1997 ret->len = ret->len +
1998 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2000 lprintf(CTDL_DEBUG, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
2001 ret->ser = malloc(ret->len);
2002 if (ret->ser == NULL) {
2008 ret->ser[1] = msg->cm_anon_type;
2009 ret->ser[2] = msg->cm_format_type;
2012 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2013 ret->ser[wlen++] = (char)forder[i];
2014 strcpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
2015 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
2017 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2018 (long)ret->len, (long)wlen);
2026 * Check to see if any messages already exist in the current room which
2027 * carry the same Exclusive ID as this one. If any are found, delete them.
2029 void ReplicationChecks(struct CtdlMessage *msg) {
2030 long old_msgnum = (-1L);
2032 /* No exclusive id? Don't do anything. */
2033 if (msg == NULL) return;
2034 if (msg->cm_fields['E'] == NULL) return;
2035 if (strlen(msg->cm_fields['E']) == 0) return;
2036 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2037 msg->cm_fields['E'], CC->room.QRname);*/
2039 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2040 if (old_msgnum > 0L) {
2041 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2042 CtdlDeleteMessages(CC->room.QRname, old_msgnum, "", 0);
2049 * Save a message to disk and submit it into the delivery system.
2051 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2052 struct recptypes *recps, /* recipients (if mail) */
2053 char *force /* force a particular room? */
2055 char submit_filename[128];
2056 char generated_timestamp[32];
2057 char hold_rm[ROOMNAMELEN];
2058 char actual_rm[ROOMNAMELEN];
2059 char force_room[ROOMNAMELEN];
2060 char content_type[SIZ]; /* We have to learn this */
2061 char recipient[SIZ];
2064 struct ctdluser userbuf;
2066 struct MetaData smi;
2067 FILE *network_fp = NULL;
2068 static int seqnum = 1;
2069 struct CtdlMessage *imsg = NULL;
2072 char *hold_R, *hold_D;
2073 char *collected_addresses = NULL;
2074 struct addresses_to_be_filed *aptr = NULL;
2076 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2077 if (is_valid_message(msg) == 0) return(-1); /* self check */
2079 /* If this message has no timestamp, we take the liberty of
2080 * giving it one, right now.
2082 if (msg->cm_fields['T'] == NULL) {
2083 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2084 msg->cm_fields['T'] = strdup(generated_timestamp);
2087 /* If this message has no path, we generate one.
2089 if (msg->cm_fields['P'] == NULL) {
2090 if (msg->cm_fields['A'] != NULL) {
2091 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2092 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
2093 if (isspace(msg->cm_fields['P'][a])) {
2094 msg->cm_fields['P'][a] = ' ';
2099 msg->cm_fields['P'] = strdup("unknown");
2103 if (force == NULL) {
2104 strcpy(force_room, "");
2107 strcpy(force_room, force);
2110 /* Learn about what's inside, because it's what's inside that counts */
2111 if (msg->cm_fields['M'] == NULL) {
2112 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2116 switch (msg->cm_format_type) {
2118 strcpy(content_type, "text/x-citadel-variformat");
2121 strcpy(content_type, "text/plain");
2124 strcpy(content_type, "text/plain");
2125 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2127 safestrncpy(content_type, &mptr[14],
2128 sizeof content_type);
2129 for (a = 0; a < strlen(content_type); ++a) {
2130 if ((content_type[a] == ';')
2131 || (content_type[a] == ' ')
2132 || (content_type[a] == 13)
2133 || (content_type[a] == 10)) {
2134 content_type[a] = 0;
2140 /* Goto the correct room */
2141 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CC->room.QRname : SENTITEMS);
2142 strcpy(hold_rm, CC->room.QRname);
2143 strcpy(actual_rm, CC->room.QRname);
2144 if (recps != NULL) {
2145 strcpy(actual_rm, SENTITEMS);
2148 /* If the user is a twit, move to the twit room for posting */
2150 if (CC->user.axlevel == 2) {
2151 strcpy(hold_rm, actual_rm);
2152 strcpy(actual_rm, config.c_twitroom);
2153 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2157 /* ...or if this message is destined for Aide> then go there. */
2158 if (strlen(force_room) > 0) {
2159 strcpy(actual_rm, force_room);
2162 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2163 if (strcasecmp(actual_rm, CC->room.QRname)) {
2164 /* getroom(&CC->room, actual_rm); */
2165 usergoto(actual_rm, 0, 1, NULL, NULL);
2169 * If this message has no O (room) field, generate one.
2171 if (msg->cm_fields['O'] == NULL) {
2172 msg->cm_fields['O'] = strdup(CC->room.QRname);
2175 /* Perform "before save" hooks (aborting if any return nonzero) */
2176 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2177 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2179 /* If this message has an Exclusive ID, perform replication checks */
2180 lprintf(CTDL_DEBUG, "Performing replication checks\n");
2181 ReplicationChecks(msg);
2183 /* Save it to disk */
2184 lprintf(CTDL_DEBUG, "Saving to disk\n");
2185 newmsgid = send_message(msg);
2186 if (newmsgid <= 0L) return(-5);
2188 /* Write a supplemental message info record. This doesn't have to
2189 * be a critical section because nobody else knows about this message
2192 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2193 memset(&smi, 0, sizeof(struct MetaData));
2194 smi.meta_msgnum = newmsgid;
2195 smi.meta_refcount = 0;
2196 safestrncpy(smi.meta_content_type, content_type,
2197 sizeof smi.meta_content_type);
2199 /* As part of the new metadata record, measure how
2200 * big this message will be when displayed as RFC822.
2201 * Both POP and IMAP use this, and it's best to just take the hit now
2202 * instead of having to potentially measure thousands of messages when
2203 * a mailbox is opened later.
2206 if (CC->redirect_buffer != NULL) {
2207 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2210 CC->redirect_buffer = malloc(SIZ);
2211 CC->redirect_len = 0;
2212 CC->redirect_alloc = SIZ;
2213 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2214 smi.meta_rfc822_length = CC->redirect_len;
2215 free(CC->redirect_buffer);
2216 CC->redirect_buffer = NULL;
2217 CC->redirect_len = 0;
2218 CC->redirect_alloc = 0;
2222 /* Now figure out where to store the pointers */
2223 lprintf(CTDL_DEBUG, "Storing pointers\n");
2225 /* If this is being done by the networker delivering a private
2226 * message, we want to BYPASS saving the sender's copy (because there
2227 * is no local sender; it would otherwise go to the Trashcan).
2229 if ((!CC->internal_pgm) || (recps == NULL)) {
2230 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2231 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2232 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2236 /* For internet mail, drop a copy in the outbound queue room */
2238 if (recps->num_internet > 0) {
2239 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2242 /* If other rooms are specified, drop them there too. */
2244 if (recps->num_room > 0)
2245 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2246 extract_token(recipient, recps->recp_room, i,
2247 '|', sizeof recipient);
2248 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2249 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2252 /* Bump this user's messages posted counter. */
2253 lprintf(CTDL_DEBUG, "Updating user\n");
2254 lgetuser(&CC->user, CC->curr_user);
2255 CC->user.posted = CC->user.posted + 1;
2256 lputuser(&CC->user);
2258 /* If this is private, local mail, make a copy in the
2259 * recipient's mailbox and bump the reference count.
2262 if (recps->num_local > 0)
2263 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2264 extract_token(recipient, recps->recp_local, i,
2265 '|', sizeof recipient);
2266 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2268 if (getuser(&userbuf, recipient) == 0) {
2269 MailboxName(actual_rm, sizeof actual_rm,
2270 &userbuf, MAILROOM);
2271 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2272 BumpNewMailCounter(userbuf.usernum);
2275 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2276 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2280 /* Perform "after save" hooks */
2281 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2282 PerformMessageHooks(msg, EVT_AFTERSAVE);
2284 /* For IGnet mail, we have to save a new copy into the spooler for
2285 * each recipient, with the R and D fields set to the recipient and
2286 * destination-node. This has two ugly side effects: all other
2287 * recipients end up being unlisted in this recipient's copy of the
2288 * message, and it has to deliver multiple messages to the same
2289 * node. We'll revisit this again in a year or so when everyone has
2290 * a network spool receiver that can handle the new style messages.
2293 if (recps->num_ignet > 0)
2294 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2295 extract_token(recipient, recps->recp_ignet, i,
2296 '|', sizeof recipient);
2298 hold_R = msg->cm_fields['R'];
2299 hold_D = msg->cm_fields['D'];
2300 msg->cm_fields['R'] = malloc(SIZ);
2301 msg->cm_fields['D'] = malloc(128);
2302 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2303 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2305 serialize_message(&smr, msg);
2307 snprintf(submit_filename, sizeof submit_filename,
2308 #ifndef HAVE_SPOOL_DIR
2313 "/network/spoolin/netmail.%04lx.%04x.%04x",
2314 (long) getpid(), CC->cs_pid, ++seqnum);
2315 network_fp = fopen(submit_filename, "wb+");
2316 if (network_fp != NULL) {
2317 fwrite(smr.ser, smr.len, 1, network_fp);
2323 free(msg->cm_fields['R']);
2324 free(msg->cm_fields['D']);
2325 msg->cm_fields['R'] = hold_R;
2326 msg->cm_fields['D'] = hold_D;
2329 /* Go back to the room we started from */
2330 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2331 if (strcasecmp(hold_rm, CC->room.QRname))
2332 /* getroom(&CC->room, hold_rm); */
2333 usergoto(hold_rm, 0, 1, NULL, NULL);
2335 /* For internet mail, generate delivery instructions.
2336 * Yes, this is recursive. Deal with it. Infinite recursion does
2337 * not happen because the delivery instructions message does not
2338 * contain a recipient.
2341 if (recps->num_internet > 0) {
2342 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2343 instr = malloc(SIZ * 2);
2344 snprintf(instr, SIZ * 2,
2345 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2347 SPOOLMIME, newmsgid, (long)time(NULL),
2348 msg->cm_fields['A'], msg->cm_fields['N']
2351 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2352 size_t tmp = strlen(instr);
2353 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2354 snprintf(&instr[tmp], SIZ * 2 - tmp,
2355 "remote|%s|0||\n", recipient);
2358 imsg = malloc(sizeof(struct CtdlMessage));
2359 memset(imsg, 0, sizeof(struct CtdlMessage));
2360 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2361 imsg->cm_anon_type = MES_NORMAL;
2362 imsg->cm_format_type = FMT_RFC822;
2363 imsg->cm_fields['A'] = strdup("Citadel");
2364 imsg->cm_fields['M'] = instr;
2365 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2366 CtdlFreeMessage(imsg);
2370 * Any addresses to harvest for someone's address book?
2372 if ( (CC->logged_in) && (recps != NULL) ) {
2373 collected_addresses = harvest_collected_addresses(msg);
2376 if (collected_addresses != NULL) {
2377 begin_critical_section(S_ATBF);
2378 aptr = (struct addresses_to_be_filed *) malloc(sizeof(struct addresses_to_be_filed));
2380 MailboxName(actual_rm, sizeof actual_rm, &CC->user, USERCONTACTSROOM);
2381 aptr->roomname = strdup(actual_rm);
2382 aptr->collected_addresses = collected_addresses;
2384 end_critical_section(S_ATBF);
2397 * Convenience function for generating small administrative messages.
2399 void quickie_message(char *from, char *to, char *room, char *text,
2400 int format_type, char *subject)
2402 struct CtdlMessage *msg;
2403 struct recptypes *recp = NULL;
2405 msg = malloc(sizeof(struct CtdlMessage));
2406 memset(msg, 0, sizeof(struct CtdlMessage));
2407 msg->cm_magic = CTDLMESSAGE_MAGIC;
2408 msg->cm_anon_type = MES_NORMAL;
2409 msg->cm_format_type = format_type;
2410 msg->cm_fields['A'] = strdup(from);
2411 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2412 msg->cm_fields['N'] = strdup(NODENAME);
2414 msg->cm_fields['R'] = strdup(to);
2415 recp = validate_recipients(to);
2417 if (subject != NULL) {
2418 msg->cm_fields['U'] = strdup(subject);
2420 msg->cm_fields['M'] = strdup(text);
2422 CtdlSubmitMsg(msg, recp, room);
2423 CtdlFreeMessage(msg);
2424 if (recp != NULL) free(recp);
2430 * Back end function used by CtdlMakeMessage() and similar functions
2432 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2433 size_t maxlen, /* maximum message length */
2434 char *exist, /* if non-null, append to it;
2435 exist is ALWAYS freed */
2436 int crlf /* CRLF newlines instead of LF */
2440 size_t message_len = 0;
2441 size_t buffer_len = 0;
2447 if (exist == NULL) {
2454 message_len = strlen(exist);
2455 buffer_len = message_len + 4096;
2456 m = realloc(exist, buffer_len);
2463 /* flush the input if we have nowhere to store it */
2468 /* read in the lines of message text one by one */
2470 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2471 if (!strcmp(buf, terminator)) finished = 1;
2473 strcat(buf, "\r\n");
2479 if ( (!flushing) && (!finished) ) {
2480 /* Measure the line */
2481 linelen = strlen(buf);
2483 /* augment the buffer if we have to */
2484 if ((message_len + linelen) >= buffer_len) {
2485 ptr = realloc(m, (buffer_len * 2) );
2486 if (ptr == NULL) { /* flush if can't allocate */
2489 buffer_len = (buffer_len * 2);
2491 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2495 /* Add the new line to the buffer. NOTE: this loop must avoid
2496 * using functions like strcat() and strlen() because they
2497 * traverse the entire buffer upon every call, and doing that
2498 * for a multi-megabyte message slows it down beyond usability.
2500 strcpy(&m[message_len], buf);
2501 message_len += linelen;
2504 /* if we've hit the max msg length, flush the rest */
2505 if (message_len >= maxlen) flushing = 1;
2507 } while (!finished);
2515 * Build a binary message to be saved on disk.
2516 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2517 * will become part of the message. This means you are no longer
2518 * responsible for managing that memory -- it will be freed along with
2519 * the rest of the fields when CtdlFreeMessage() is called.)
2522 struct CtdlMessage *CtdlMakeMessage(
2523 struct ctdluser *author, /* author's user structure */
2524 char *recipient, /* NULL if it's not mail */
2525 char *recp_cc, /* NULL if it's not mail */
2526 char *room, /* room where it's going */
2527 int type, /* see MES_ types in header file */
2528 int format_type, /* variformat, plain text, MIME... */
2529 char *fake_name, /* who we're masquerading as */
2530 char *subject, /* Subject (optional) */
2531 char *preformatted_text /* ...or NULL to read text from client */
2533 char dest_node[SIZ];
2535 struct CtdlMessage *msg;
2537 msg = malloc(sizeof(struct CtdlMessage));
2538 memset(msg, 0, sizeof(struct CtdlMessage));
2539 msg->cm_magic = CTDLMESSAGE_MAGIC;
2540 msg->cm_anon_type = type;
2541 msg->cm_format_type = format_type;
2543 /* Don't confuse the poor folks if it's not routed mail. */
2544 strcpy(dest_node, "");
2549 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2550 msg->cm_fields['P'] = strdup(buf);
2552 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2553 msg->cm_fields['T'] = strdup(buf);
2555 if (fake_name[0]) /* author */
2556 msg->cm_fields['A'] = strdup(fake_name);
2558 msg->cm_fields['A'] = strdup(author->fullname);
2560 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2561 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2564 msg->cm_fields['O'] = strdup(CC->room.QRname);
2567 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2568 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2570 if (recipient[0] != 0) {
2571 msg->cm_fields['R'] = strdup(recipient);
2573 if (recp_cc[0] != 0) {
2574 msg->cm_fields['Y'] = strdup(recp_cc);
2576 if (dest_node[0] != 0) {
2577 msg->cm_fields['D'] = strdup(dest_node);
2580 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2581 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2584 if (subject != NULL) {
2586 if (strlen(subject) > 0) {
2587 msg->cm_fields['U'] = strdup(subject);
2591 if (preformatted_text != NULL) {
2592 msg->cm_fields['M'] = preformatted_text;
2595 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2596 config.c_maxmsglen, NULL, 0);
2604 * Check to see whether we have permission to post a message in the current
2605 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2606 * returns 0 on success.
2608 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2610 if (!(CC->logged_in)) {
2611 snprintf(errmsgbuf, n, "Not logged in.");
2612 return (ERROR + NOT_LOGGED_IN);
2615 if ((CC->user.axlevel < 2)
2616 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2617 snprintf(errmsgbuf, n, "Need to be validated to enter "
2618 "(except in %s> to sysop)", MAILROOM);
2619 return (ERROR + HIGHER_ACCESS_REQUIRED);
2622 if ((CC->user.axlevel < 4)
2623 && (CC->room.QRflags & QR_NETWORK)) {
2624 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2625 return (ERROR + HIGHER_ACCESS_REQUIRED);
2628 if ((CC->user.axlevel < 6)
2629 && (CC->room.QRflags & QR_READONLY)) {
2630 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2631 return (ERROR + HIGHER_ACCESS_REQUIRED);
2634 strcpy(errmsgbuf, "Ok");
2640 * Check to see if the specified user has Internet mail permission
2641 * (returns nonzero if permission is granted)
2643 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2645 /* Do not allow twits to send Internet mail */
2646 if (who->axlevel <= 2) return(0);
2648 /* Globally enabled? */
2649 if (config.c_restrict == 0) return(1);
2651 /* User flagged ok? */
2652 if (who->flags & US_INTERNET) return(2);
2654 /* Aide level access? */
2655 if (who->axlevel >= 6) return(3);
2657 /* No mail for you! */
2663 * Validate recipients, count delivery types and errors, and handle aliasing
2664 * FIXME check for dupes!!!!!
2665 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2666 * or the number of addresses found invalid.
2668 struct recptypes *validate_recipients(char *recipients) {
2669 struct recptypes *ret;
2670 char this_recp[SIZ];
2671 char this_recp_cooked[SIZ];
2677 struct ctdluser tempUS;
2678 struct ctdlroom tempQR;
2681 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2682 if (ret == NULL) return(NULL);
2683 memset(ret, 0, sizeof(struct recptypes));
2686 ret->num_internet = 0;
2691 if (recipients == NULL) {
2694 else if (strlen(recipients) == 0) {
2698 /* Change all valid separator characters to commas */
2699 for (i=0; i<strlen(recipients); ++i) {
2700 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2701 recipients[i] = ',';
2706 num_recps = num_tokens(recipients, ',');
2709 if (num_recps > 0) for (i=0; i<num_recps; ++i) {
2710 extract_token(this_recp, recipients, i, ',', sizeof this_recp);
2712 lprintf(CTDL_DEBUG, "Evaluating recipient #%d <%s>\n", i, this_recp);
2713 mailtype = alias(this_recp);
2714 mailtype = alias(this_recp);
2715 mailtype = alias(this_recp);
2716 for (j=0; j<=strlen(this_recp); ++j) {
2717 if (this_recp[j]=='_') {
2718 this_recp_cooked[j] = ' ';
2721 this_recp_cooked[j] = this_recp[j];
2727 if (!strcasecmp(this_recp, "sysop")) {
2729 strcpy(this_recp, config.c_aideroom);
2730 if (strlen(ret->recp_room) > 0) {
2731 strcat(ret->recp_room, "|");
2733 strcat(ret->recp_room, this_recp);
2735 else if (getuser(&tempUS, this_recp) == 0) {
2737 strcpy(this_recp, tempUS.fullname);
2738 if (strlen(ret->recp_local) > 0) {
2739 strcat(ret->recp_local, "|");
2741 strcat(ret->recp_local, this_recp);
2743 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2745 strcpy(this_recp, tempUS.fullname);
2746 if (strlen(ret->recp_local) > 0) {
2747 strcat(ret->recp_local, "|");
2749 strcat(ret->recp_local, this_recp);
2751 else if ( (!strncasecmp(this_recp, "room_", 5))
2752 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2754 if (strlen(ret->recp_room) > 0) {
2755 strcat(ret->recp_room, "|");
2757 strcat(ret->recp_room, &this_recp_cooked[5]);
2765 /* Yes, you're reading this correctly: if the target
2766 * domain points back to the local system or an attached
2767 * Citadel directory, the address is invalid. That's
2768 * because if the address were valid, we would have
2769 * already translated it to a local address by now.
2771 if (IsDirectory(this_recp)) {
2776 ++ret->num_internet;
2777 if (strlen(ret->recp_internet) > 0) {
2778 strcat(ret->recp_internet, "|");
2780 strcat(ret->recp_internet, this_recp);
2785 if (strlen(ret->recp_ignet) > 0) {
2786 strcat(ret->recp_ignet, "|");
2788 strcat(ret->recp_ignet, this_recp);
2796 if (strlen(ret->errormsg) == 0) {
2797 snprintf(append, sizeof append,
2798 "Invalid recipient: %s",
2802 snprintf(append, sizeof append,
2805 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2806 strcat(ret->errormsg, append);
2810 if (strlen(ret->display_recp) == 0) {
2811 strcpy(append, this_recp);
2814 snprintf(append, sizeof append, ", %s",
2817 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2818 strcat(ret->display_recp, append);
2823 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2824 ret->num_room + ret->num_error) == 0) {
2825 ret->num_error = (-1);
2826 strcpy(ret->errormsg, "No recipients specified.");
2829 lprintf(CTDL_DEBUG, "validate_recipients()\n");
2830 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2831 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2832 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2833 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2834 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2842 * message entry - mode 0 (normal)
2844 void cmd_ent0(char *entargs)
2850 char masquerade_as[SIZ];
2852 int format_type = 0;
2853 char newusername[SIZ];
2854 struct CtdlMessage *msg;
2858 struct recptypes *valid = NULL;
2859 struct recptypes *valid_to = NULL;
2860 struct recptypes *valid_cc = NULL;
2861 struct recptypes *valid_bcc = NULL;
2868 post = extract_int(entargs, 0);
2869 extract_token(recp, entargs, 1, '|', sizeof recp);
2870 anon_flag = extract_int(entargs, 2);
2871 format_type = extract_int(entargs, 3);
2872 extract_token(subject, entargs, 4, '|', sizeof subject);
2873 do_confirm = extract_int(entargs, 6);
2874 extract_token(cc, entargs, 7, '|', sizeof cc);
2875 extract_token(bcc, entargs, 8, '|', sizeof bcc);
2877 /* first check to make sure the request is valid. */
2879 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2881 cprintf("%d %s\n", err, errmsg);
2885 /* Check some other permission type things. */
2888 if (CC->user.axlevel < 6) {
2889 cprintf("%d You don't have permission to masquerade.\n",
2890 ERROR + HIGHER_ACCESS_REQUIRED);
2893 extract_token(newusername, entargs, 5, '|', sizeof newusername);
2894 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2895 safestrncpy(CC->fake_postname, newusername,
2896 sizeof(CC->fake_postname) );
2897 cprintf("%d ok\n", CIT_OK);
2900 CC->cs_flags |= CS_POSTING;
2902 /* In the Mail> room we have to behave a little differently --
2903 * make sure the user has specified at least one recipient. Then
2904 * validate the recipient(s).
2906 if ( (CC->room.QRflags & QR_MAILBOX)
2907 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
2909 if (CC->user.axlevel < 2) {
2910 strcpy(recp, "sysop");
2915 valid_to = validate_recipients(recp);
2916 if (valid_to->num_error > 0) {
2917 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
2922 valid_cc = validate_recipients(cc);
2923 if (valid_cc->num_error > 0) {
2924 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
2930 valid_bcc = validate_recipients(bcc);
2931 if (valid_bcc->num_error > 0) {
2932 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
2939 /* Recipient required, but none were specified */
2940 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
2944 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
2948 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
2949 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
2950 cprintf("%d You do not have permission "
2951 "to send Internet mail.\n",
2952 ERROR + HIGHER_ACCESS_REQUIRED);
2960 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)
2961 && (CC->user.axlevel < 4) ) {
2962 cprintf("%d Higher access required for network mail.\n",
2963 ERROR + HIGHER_ACCESS_REQUIRED);
2970 if ((RESTRICT_INTERNET == 1)
2971 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
2972 && ((CC->user.flags & US_INTERNET) == 0)
2973 && (!CC->internal_pgm)) {
2974 cprintf("%d You don't have access to Internet mail.\n",
2975 ERROR + HIGHER_ACCESS_REQUIRED);
2984 /* Is this a room which has anonymous-only or anonymous-option? */
2985 anonymous = MES_NORMAL;
2986 if (CC->room.QRflags & QR_ANONONLY) {
2987 anonymous = MES_ANONONLY;
2989 if (CC->room.QRflags & QR_ANONOPT) {
2990 if (anon_flag == 1) { /* only if the user requested it */
2991 anonymous = MES_ANONOPT;
2995 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
2999 /* If we're only checking the validity of the request, return
3000 * success without creating the message.
3003 cprintf("%d %s\n", CIT_OK,
3004 ((valid_to != NULL) ? valid_to->display_recp : "") );
3011 /* We don't need these anymore because we'll do it differently below */
3016 /* Handle author masquerading */
3017 if (CC->fake_postname[0]) {
3018 strcpy(masquerade_as, CC->fake_postname);
3020 else if (CC->fake_username[0]) {
3021 strcpy(masquerade_as, CC->fake_username);
3024 strcpy(masquerade_as, "");
3027 /* Read in the message from the client. */
3029 cprintf("%d send message\n", START_CHAT_MODE);
3031 cprintf("%d send message\n", SEND_LISTING);
3034 msg = CtdlMakeMessage(&CC->user, recp, cc,
3035 CC->room.QRname, anonymous, format_type,
3036 masquerade_as, subject, NULL);
3038 /* Put together one big recipients struct containing to/cc/bcc all in
3039 * one. This is for the envelope.
3041 char *all_recps = malloc(SIZ * 3);
3042 strcpy(all_recps, recp);
3043 if (strlen(cc) > 0) {
3044 if (strlen(all_recps) > 0) {
3045 strcat(all_recps, ",");
3047 strcat(all_recps, cc);
3049 if (strlen(bcc) > 0) {
3050 if (strlen(all_recps) > 0) {
3051 strcat(all_recps, ",");
3053 strcat(all_recps, bcc);
3055 if (strlen(all_recps) > 0) {
3056 valid = validate_recipients(all_recps);
3064 msgnum = CtdlSubmitMsg(msg, valid, "");
3067 cprintf("%ld\n", msgnum);
3069 cprintf("Message accepted.\n");
3072 cprintf("Internal error.\n");
3074 if (msg->cm_fields['E'] != NULL) {
3075 cprintf("%s\n", msg->cm_fields['E']);
3082 CtdlFreeMessage(msg);
3084 CC->fake_postname[0] = '\0';
3085 if (valid != NULL) {
3094 * API function to delete messages which match a set of criteria
3095 * (returns the actual number of messages deleted)
3097 int CtdlDeleteMessages(char *room_name, /* which room */
3098 long dmsgnum, /* or "0" for any */
3099 char *content_type, /* or "" for any */
3100 int deferred /* let TDAP sweep it later */
3104 struct ctdlroom qrbuf;
3105 struct cdbdata *cdbfr;
3106 long *msglist = NULL;
3107 long *dellist = NULL;
3110 int num_deleted = 0;
3112 struct MetaData smi;
3114 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %ld, %s, %d)\n",
3115 room_name, dmsgnum, content_type, deferred);
3117 /* get room record, obtaining a lock... */
3118 if (lgetroom(&qrbuf, room_name) != 0) {
3119 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3121 return (0); /* room not found */
3123 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3125 if (cdbfr != NULL) {
3126 msglist = malloc(cdbfr->len);
3127 dellist = malloc(cdbfr->len);
3128 memcpy(msglist, cdbfr->ptr, cdbfr->len);
3129 num_msgs = cdbfr->len / sizeof(long);
3133 for (i = 0; i < num_msgs; ++i) {
3136 /* Set/clear a bit for each criterion */
3138 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
3139 delete_this |= 0x01;
3141 if (strlen(content_type) == 0) {
3142 delete_this |= 0x02;
3144 GetMetaData(&smi, msglist[i]);
3145 if (!strcasecmp(smi.meta_content_type,
3147 delete_this |= 0x02;
3151 /* Delete message only if all bits are set */
3152 if (delete_this == 0x03) {
3153 dellist[num_deleted++] = msglist[i];
3158 num_msgs = sort_msglist(msglist, num_msgs);
3159 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3160 msglist, (int)(num_msgs * sizeof(long)));
3162 qrbuf.QRhighest = msglist[num_msgs - 1];
3167 * If the delete operation is "deferred" (and technically, any delete
3168 * operation not performed by THE DREADED AUTO-PURGER ought to be
3169 * a deferred delete) then we save a pointer to the message in the
3170 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3171 * at least 1, which will save the user from having to synchronously
3172 * wait for various disk-intensive operations to complete.
3174 if ( (deferred) && (num_deleted) ) {
3175 for (i=0; i<num_deleted; ++i) {
3176 CtdlCopyMsgToRoom(dellist[i], DELETED_MSGS_ROOM);
3180 /* Go through the messages we pulled out of the index, and decrement
3181 * their reference counts by 1. If this is the only room the message
3182 * was in, the reference count will reach zero and the message will
3183 * automatically be deleted from the database. We do this in a
3184 * separate pass because there might be plug-in hooks getting called,
3185 * and we don't want that happening during an S_ROOMS critical
3188 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3189 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3190 AdjRefCount(dellist[i], -1);
3193 /* Now free the memory we used, and go away. */
3194 if (msglist != NULL) free(msglist);
3195 if (dellist != NULL) free(dellist);
3196 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3197 return (num_deleted);
3203 * Check whether the current user has permission to delete messages from
3204 * the current room (returns 1 for yes, 0 for no)
3206 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3207 getuser(&CC->user, CC->curr_user);
3208 if ((CC->user.axlevel < 6)
3209 && (CC->user.usernum != CC->room.QRroomaide)
3210 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3211 && (!(CC->internal_pgm))) {
3220 * Delete message from current room
3222 void cmd_dele(char *delstr)
3227 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3228 cprintf("%d Higher access required.\n",
3229 ERROR + HIGHER_ACCESS_REQUIRED);
3232 delnum = extract_long(delstr, 0);
3234 num_deleted = CtdlDeleteMessages(CC->room.QRname, delnum, "", 1);
3237 cprintf("%d %d message%s deleted.\n", CIT_OK,
3238 num_deleted, ((num_deleted != 1) ? "s" : ""));
3240 cprintf("%d Message %ld not found.\n", ERROR + MESSAGE_NOT_FOUND, delnum);
3246 * Back end API function for moves and deletes
3248 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
3251 err = CtdlSaveMsgPointerInRoom(dest, msgnum, 1, NULL);
3252 if (err != 0) return(err);
3260 * move or copy a message to another room
3262 void cmd_move(char *args)
3265 char targ[ROOMNAMELEN];
3266 struct ctdlroom qtemp;
3272 num = extract_long(args, 0);
3273 extract_token(targ, args, 1, '|', sizeof targ);
3274 targ[ROOMNAMELEN - 1] = 0;
3275 is_copy = extract_int(args, 2);
3277 if (getroom(&qtemp, targ) != 0) {
3278 cprintf("%d '%s' does not exist.\n",
3279 ERROR + ROOM_NOT_FOUND, targ);
3283 getuser(&CC->user, CC->curr_user);
3284 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3286 /* Check for permission to perform this operation.
3287 * Remember: "CC->room" is source, "qtemp" is target.
3291 /* Aides can move/copy */
3292 if (CC->user.axlevel >= 6) permit = 1;
3294 /* Room aides can move/copy */
3295 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3297 /* Permit move/copy from personal rooms */
3298 if ((CC->room.QRflags & QR_MAILBOX)
3299 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3301 /* Permit only copy from public to personal room */
3303 && (!(CC->room.QRflags & QR_MAILBOX))
3304 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3306 /* User must have access to target room */
3307 if (!(ra & UA_KNOWN)) permit = 0;
3310 cprintf("%d Higher access required.\n",
3311 ERROR + HIGHER_ACCESS_REQUIRED);
3315 err = CtdlCopyMsgToRoom(num, targ);
3317 cprintf("%d Cannot store message in %s: error %d\n",
3322 /* Now delete the message from the source room,
3323 * if this is a 'move' rather than a 'copy' operation.
3326 CtdlDeleteMessages(CC->room.QRname, num, "", 0);
3329 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3335 * GetMetaData() - Get the supplementary record for a message
3337 void GetMetaData(struct MetaData *smibuf, long msgnum)
3340 struct cdbdata *cdbsmi;
3343 memset(smibuf, 0, sizeof(struct MetaData));
3344 smibuf->meta_msgnum = msgnum;
3345 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3347 /* Use the negative of the message number for its supp record index */
3348 TheIndex = (0L - msgnum);
3350 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3351 if (cdbsmi == NULL) {
3352 return; /* record not found; go with defaults */
3354 memcpy(smibuf, cdbsmi->ptr,
3355 ((cdbsmi->len > sizeof(struct MetaData)) ?
3356 sizeof(struct MetaData) : cdbsmi->len));
3363 * PutMetaData() - (re)write supplementary record for a message
3365 void PutMetaData(struct MetaData *smibuf)
3369 /* Use the negative of the message number for the metadata db index */
3370 TheIndex = (0L - smibuf->meta_msgnum);
3372 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3373 smibuf->meta_msgnum, smibuf->meta_refcount);
3375 cdb_store(CDB_MSGMAIN,
3376 &TheIndex, (int)sizeof(long),
3377 smibuf, (int)sizeof(struct MetaData));
3382 * AdjRefCount - change the reference count for a message;
3383 * delete the message if it reaches zero
3385 void AdjRefCount(long msgnum, int incr)
3388 struct MetaData smi;
3391 /* This is a *tight* critical section; please keep it that way, as
3392 * it may get called while nested in other critical sections.
3393 * Complicating this any further will surely cause deadlock!
3395 begin_critical_section(S_SUPPMSGMAIN);
3396 GetMetaData(&smi, msgnum);
3397 smi.meta_refcount += incr;
3399 end_critical_section(S_SUPPMSGMAIN);
3400 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3401 msgnum, incr, smi.meta_refcount);
3403 /* If the reference count is now zero, delete the message
3404 * (and its supplementary record as well).
3406 if (smi.meta_refcount == 0) {
3407 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3409 /* Remove from fulltext index */
3410 if (config.c_enable_fulltext) {
3411 ft_index_message(msgnum, 0);
3414 /* Remove from message base */
3416 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3417 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3419 /* Remove metadata record */
3420 delnum = (0L - msgnum);
3421 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3426 * Write a generic object to this room
3428 * Note: this could be much more efficient. Right now we use two temporary
3429 * files, and still pull the message into memory as with all others.
3431 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3432 char *content_type, /* MIME type of this object */
3433 char *tempfilename, /* Where to fetch it from */
3434 struct ctdluser *is_mailbox, /* Mailbox room? */
3435 int is_binary, /* Is encoding necessary? */
3436 int is_unique, /* Del others of this type? */
3437 unsigned int flags /* Internal save flags */
3442 struct ctdlroom qrbuf;
3443 char roomname[ROOMNAMELEN];
3444 struct CtdlMessage *msg;
3446 char *raw_message = NULL;
3447 char *encoded_message = NULL;
3448 off_t raw_length = 0;
3450 if (is_mailbox != NULL)
3451 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3453 safestrncpy(roomname, req_room, sizeof(roomname));
3454 lprintf(CTDL_DEBUG, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
3457 fp = fopen(tempfilename, "rb");
3459 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3460 tempfilename, strerror(errno));
3463 fseek(fp, 0L, SEEK_END);
3464 raw_length = ftell(fp);
3466 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3468 raw_message = malloc((size_t)raw_length + 2);
3469 fread(raw_message, (size_t)raw_length, 1, fp);
3473 encoded_message = malloc((size_t)
3474 (((raw_length * 134) / 100) + 4096 ) );
3477 encoded_message = malloc((size_t)(raw_length + 4096));
3480 sprintf(encoded_message, "Content-type: %s\n", content_type);
3483 sprintf(&encoded_message[strlen(encoded_message)],
3484 "Content-transfer-encoding: base64\n\n"
3488 sprintf(&encoded_message[strlen(encoded_message)],
3489 "Content-transfer-encoding: 7bit\n\n"
3495 &encoded_message[strlen(encoded_message)],
3501 raw_message[raw_length] = 0;
3503 &encoded_message[strlen(encoded_message)],
3511 lprintf(CTDL_DEBUG, "Allocating\n");
3512 msg = malloc(sizeof(struct CtdlMessage));
3513 memset(msg, 0, sizeof(struct CtdlMessage));
3514 msg->cm_magic = CTDLMESSAGE_MAGIC;
3515 msg->cm_anon_type = MES_NORMAL;
3516 msg->cm_format_type = 4;
3517 msg->cm_fields['A'] = strdup(CC->user.fullname);
3518 msg->cm_fields['O'] = strdup(req_room);
3519 msg->cm_fields['N'] = strdup(config.c_nodename);
3520 msg->cm_fields['H'] = strdup(config.c_humannode);
3521 msg->cm_flags = flags;
3523 msg->cm_fields['M'] = encoded_message;
3525 /* Create the requested room if we have to. */
3526 if (getroom(&qrbuf, roomname) != 0) {
3527 create_room(roomname,
3528 ( (is_mailbox != NULL) ? 5 : 3 ),
3529 "", 0, 1, 0, VIEW_BBS);
3531 /* If the caller specified this object as unique, delete all
3532 * other objects of this type that are currently in the room.
3535 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3536 CtdlDeleteMessages(roomname, 0L, content_type, 0)
3539 /* Now write the data */
3540 CtdlSubmitMsg(msg, NULL, roomname);
3541 CtdlFreeMessage(msg);
3549 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3550 config_msgnum = msgnum;
3554 char *CtdlGetSysConfig(char *sysconfname) {
3555 char hold_rm[ROOMNAMELEN];
3558 struct CtdlMessage *msg;
3561 strcpy(hold_rm, CC->room.QRname);
3562 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3563 getroom(&CC->room, hold_rm);
3568 /* We want the last (and probably only) config in this room */
3569 begin_critical_section(S_CONFIG);
3570 config_msgnum = (-1L);
3571 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3572 CtdlGetSysConfigBackend, NULL);
3573 msgnum = config_msgnum;
3574 end_critical_section(S_CONFIG);
3580 msg = CtdlFetchMessage(msgnum, 1);
3582 conf = strdup(msg->cm_fields['M']);
3583 CtdlFreeMessage(msg);
3590 getroom(&CC->room, hold_rm);
3592 if (conf != NULL) do {
3593 extract_token(buf, conf, 0, '\n', sizeof buf);
3594 strcpy(conf, &conf[strlen(buf)+1]);
3595 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3600 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3601 char temp[PATH_MAX];
3604 strcpy(temp, tmpnam(NULL));
3606 fp = fopen(temp, "w");
3607 if (fp == NULL) return;
3608 fprintf(fp, "%s", sysconfdata);
3611 /* this handy API function does all the work for us */
3612 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3618 * Determine whether a given Internet address belongs to the current user
3620 int CtdlIsMe(char *addr, int addr_buf_len)
3622 struct recptypes *recp;
3625 recp = validate_recipients(addr);
3626 if (recp == NULL) return(0);
3628 if (recp->num_local == 0) {
3633 for (i=0; i<recp->num_local; ++i) {
3634 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3635 if (!strcasecmp(addr, CC->user.fullname)) {
3647 * Citadel protocol command to do the same
3649 void cmd_isme(char *argbuf) {
3652 if (CtdlAccessCheck(ac_logged_in)) return;
3653 extract_token(addr, argbuf, 0, '|', sizeof addr);
3655 if (CtdlIsMe(addr, sizeof addr)) {
3656 cprintf("%d %s\n", CIT_OK, addr);
3659 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);