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"
60 * This really belongs in serv_network.c, but I don't know how to export
61 * symbols between modules.
63 struct FilterList *filterlist = NULL;
67 * These are the four-character field headers we use when outputting
68 * messages in Citadel format (as opposed to RFC822 format).
71 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
72 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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,
105 * This function is self explanatory.
106 * (What can I say, I'm in a weird mood today...)
108 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
112 for (i = 0; i < strlen(name); ++i) {
113 if (name[i] == '@') {
114 while (isspace(name[i - 1]) && i > 0) {
115 strcpy(&name[i - 1], &name[i]);
118 while (isspace(name[i + 1])) {
119 strcpy(&name[i + 1], &name[i + 2]);
127 * Aliasing for network mail.
128 * (Error messages have been commented out, because this is a server.)
130 int alias(char *name)
131 { /* process alias and routing info for mail */
134 char aaa[SIZ], bbb[SIZ];
135 char *ignetcfg = NULL;
136 char *ignetmap = NULL;
143 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
151 "mail.aliases", "r");
153 fp = fopen("/dev/null", "r");
160 while (fgets(aaa, sizeof aaa, fp) != NULL) {
161 while (isspace(name[0]))
162 strcpy(name, &name[1]);
163 aaa[strlen(aaa) - 1] = 0;
165 for (a = 0; a < strlen(aaa); ++a) {
167 strcpy(bbb, &aaa[a + 1]);
171 if (!strcasecmp(name, aaa))
176 /* Hit the Global Address Book */
177 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
181 lprintf(CTDL_INFO, "Mail is being forwarded to %s\n", name);
183 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
184 for (a=0; a<strlen(name); ++a) {
185 if (name[a] == '@') {
186 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
188 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
193 /* determine local or remote type, see citadel.h */
194 at = haschar(name, '@');
195 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
196 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
197 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
199 /* figure out the delivery mode */
200 extract_token(node, name, 1, '@', sizeof node);
202 /* If there are one or more dots in the nodename, we assume that it
203 * is an FQDN and will attempt SMTP delivery to the Internet.
205 if (haschar(node, '.') > 0) {
206 return(MES_INTERNET);
209 /* Otherwise we look in the IGnet maps for a valid Citadel node.
210 * Try directly-connected nodes first...
212 ignetcfg = CtdlGetSysConfig(IGNETCFG);
213 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
214 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
215 extract_token(testnode, buf, 0, '|', sizeof testnode);
216 if (!strcasecmp(node, testnode)) {
224 * Then try nodes that are two or more hops away.
226 ignetmap = CtdlGetSysConfig(IGNETMAP);
227 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
228 extract_token(buf, ignetmap, i, '\n', sizeof buf);
229 extract_token(testnode, buf, 0, '|', sizeof testnode);
230 if (!strcasecmp(node, testnode)) {
237 /* If we get to this point it's an invalid node name */
252 "/citadel.control", "r");
254 lprintf(CTDL_CRIT, "Cannot open citadel.control: %s\n",
258 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
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);
299 /* Determine if a given message matches the fields in a message template.
300 * Return 0 for a successful match.
302 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
305 /* If there aren't any fields in the template, all messages will
308 if (template == NULL) return(0);
310 /* Null messages are bogus. */
311 if (msg == NULL) return(1);
313 for (i='A'; i<='Z'; ++i) {
314 if (template->cm_fields[i] != NULL) {
315 if (msg->cm_fields[i] == NULL) {
318 if (strcasecmp(msg->cm_fields[i],
319 template->cm_fields[i])) return 1;
323 /* All compares succeeded: we have a match! */
330 * Retrieve the "seen" message list for the current room.
332 void CtdlGetSeen(char *buf, int which_set) {
335 /* Learn about the user and room in question */
336 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
338 if (which_set == ctdlsetseen_seen)
339 safestrncpy(buf, vbuf.v_seen, SIZ);
340 if (which_set == ctdlsetseen_answered)
341 safestrncpy(buf, vbuf.v_answered, SIZ);
347 * Manipulate the "seen msgs" string (or other message set strings)
349 void CtdlSetSeen(long target_msgnum, int target_setting, int which_set,
350 struct ctdluser *which_user, struct ctdlroom *which_room) {
351 struct cdbdata *cdbfr;
363 char *is_set; /* actually an array of booleans */
366 char setstr[SIZ], lostr[SIZ], histr[SIZ];
369 lprintf(CTDL_DEBUG, "CtdlSetSeen(%ld, %d, %d)\n",
370 target_msgnum, target_setting, which_set);
372 /* Learn about the user and room in question */
373 CtdlGetRelationship(&vbuf,
374 ((which_user != NULL) ? which_user : &CC->user),
375 ((which_room != NULL) ? which_room : &CC->room)
378 /* Load the message list */
379 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
381 msglist = malloc(cdbfr->len);
382 memcpy(msglist, cdbfr->ptr, cdbfr->len);
383 num_msgs = cdbfr->len / sizeof(long);
386 return; /* No messages at all? No further action. */
389 is_set = malloc(num_msgs * sizeof(char));
390 memset(is_set, 0, (num_msgs * sizeof(char)) );
392 /* Decide which message set we're manipulating */
394 case ctdlsetseen_seen:
395 safestrncpy(vset, vbuf.v_seen, sizeof vset);
397 case ctdlsetseen_answered:
398 safestrncpy(vset, vbuf.v_answered, sizeof vset);
402 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
404 /* Translate the existing sequence set into an array of booleans */
405 num_sets = num_tokens(vset, ',');
406 for (s=0; s<num_sets; ++s) {
407 extract_token(setstr, vset, s, ',', sizeof setstr);
409 extract_token(lostr, setstr, 0, ':', sizeof lostr);
410 if (num_tokens(setstr, ':') >= 2) {
411 extract_token(histr, setstr, 1, ':', sizeof histr);
412 if (!strcmp(histr, "*")) {
413 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
417 strcpy(histr, lostr);
422 for (i = 0; i < num_msgs; ++i) {
423 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
429 /* Now translate the array of booleans back into a sequence set */
434 for (i=0; i<num_msgs; ++i) {
437 if (msglist[i] == target_msgnum) {
438 is_seen = target_setting;
445 if (lo < 0L) lo = msglist[i];
449 if ( ((is_seen == 0) && (was_seen == 1))
450 || ((is_seen == 1) && (i == num_msgs-1)) ) {
452 /* begin trim-o-matic code */
455 while ( (strlen(vset) + 20) > sizeof vset) {
456 remove_token(vset, 0, ',');
458 if (j--) break; /* loop no more than 9 times */
460 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
464 snprintf(lostr, sizeof lostr,
465 "1:%ld,%s", t, vset);
466 safestrncpy(vset, lostr, sizeof vset);
468 /* end trim-o-matic code */
476 snprintf(&vset[tmp], (sizeof vset) - tmp,
480 snprintf(&vset[tmp], (sizeof vset) - tmp,
489 /* Decide which message set we're manipulating */
491 case ctdlsetseen_seen:
492 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
494 case ctdlsetseen_answered:
495 safestrncpy(vbuf.v_answered, vset,
496 sizeof vbuf.v_answered);
501 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
503 CtdlSetRelationship(&vbuf,
504 ((which_user != NULL) ? which_user : &CC->user),
505 ((which_room != NULL) ? which_room : &CC->room)
511 * API function to perform an operation for each qualifying message in the
512 * current room. (Returns the number of messages processed.)
514 int CtdlForEachMessage(int mode, long ref,
516 struct CtdlMessage *compare,
517 void (*CallBack) (long, void *),
523 struct cdbdata *cdbfr;
524 long *msglist = NULL;
526 int num_processed = 0;
529 struct CtdlMessage *msg;
532 int printed_lastold = 0;
534 /* Learn about the user and room in question */
536 getuser(&CC->user, CC->curr_user);
537 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
539 /* Load the message list */
540 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
542 msglist = malloc(cdbfr->len);
543 memcpy(msglist, cdbfr->ptr, cdbfr->len);
544 num_msgs = cdbfr->len / sizeof(long);
547 return 0; /* No messages at all? No further action. */
552 * Now begin the traversal.
554 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
556 /* If the caller is looking for a specific MIME type, filter
557 * out all messages which are not of the type requested.
559 if (content_type != NULL) if (strlen(content_type) > 0) {
561 /* This call to GetMetaData() sits inside this loop
562 * so that we only do the extra database read per msg
563 * if we need to. Doing the extra read all the time
564 * really kills the server. If we ever need to use
565 * metadata for another search criterion, we need to
566 * move the read somewhere else -- but still be smart
567 * enough to only do the read if the caller has
568 * specified something that will need it.
570 GetMetaData(&smi, msglist[a]);
572 if (strcasecmp(smi.meta_content_type, content_type)) {
578 num_msgs = sort_msglist(msglist, num_msgs);
580 /* If a template was supplied, filter out the messages which
581 * don't match. (This could induce some delays!)
584 if (compare != NULL) {
585 for (a = 0; a < num_msgs; ++a) {
586 msg = CtdlFetchMessage(msglist[a], 1);
588 if (CtdlMsgCmp(msg, compare)) {
591 CtdlFreeMessage(msg);
599 * Now iterate through the message list, according to the
600 * criteria supplied by the caller.
603 for (a = 0; a < num_msgs; ++a) {
604 thismsg = msglist[a];
605 if (mode == MSGS_ALL) {
609 is_seen = is_msg_in_sequence_set(
610 vbuf.v_seen, thismsg);
611 if (is_seen) lastold = thismsg;
617 || ((mode == MSGS_OLD) && (is_seen))
618 || ((mode == MSGS_NEW) && (!is_seen))
619 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
620 || ((mode == MSGS_FIRST) && (a < ref))
621 || ((mode == MSGS_GT) && (thismsg > ref))
622 || ((mode == MSGS_EQ) && (thismsg == ref))
625 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
627 CallBack(lastold, userdata);
631 if (CallBack) CallBack(thismsg, userdata);
635 free(msglist); /* Clean up */
636 return num_processed;
642 * cmd_msgs() - get list of message #'s in this room
643 * implements the MSGS server command using CtdlForEachMessage()
645 void cmd_msgs(char *cmdbuf)
654 int with_template = 0;
655 struct CtdlMessage *template = NULL;
656 int with_headers = 0;
658 extract_token(which, cmdbuf, 0, '|', sizeof which);
659 cm_ref = extract_int(cmdbuf, 1);
660 with_template = extract_int(cmdbuf, 2);
661 with_headers = extract_int(cmdbuf, 3);
665 if (!strncasecmp(which, "OLD", 3))
667 else if (!strncasecmp(which, "NEW", 3))
669 else if (!strncasecmp(which, "FIRST", 5))
671 else if (!strncasecmp(which, "LAST", 4))
673 else if (!strncasecmp(which, "GT", 2))
676 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
677 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
683 cprintf("%d Send template then receive message list\n",
685 template = (struct CtdlMessage *)
686 malloc(sizeof(struct CtdlMessage));
687 memset(template, 0, sizeof(struct CtdlMessage));
688 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
689 extract_token(tfield, buf, 0, '|', sizeof tfield);
690 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
691 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
692 if (!strcasecmp(tfield, msgkeys[i])) {
693 template->cm_fields[i] =
701 cprintf("%d \n", LISTING_FOLLOWS);
704 CtdlForEachMessage(mode,
708 (with_headers ? headers_listing : simple_listing),
711 if (template != NULL) CtdlFreeMessage(template);
719 * help_subst() - support routine for help file viewer
721 void help_subst(char *strbuf, char *source, char *dest)
726 while (p = pattern2(strbuf, source), (p >= 0)) {
727 strcpy(workbuf, &strbuf[p + strlen(source)]);
728 strcpy(&strbuf[p], dest);
729 strcat(strbuf, workbuf);
734 void do_help_subst(char *buffer)
738 help_subst(buffer, "^nodename", config.c_nodename);
739 help_subst(buffer, "^humannode", config.c_humannode);
740 help_subst(buffer, "^fqdn", config.c_fqdn);
741 help_subst(buffer, "^username", CC->user.fullname);
742 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
743 help_subst(buffer, "^usernum", buf2);
744 help_subst(buffer, "^sysadm", config.c_sysadm);
745 help_subst(buffer, "^variantname", CITADEL);
746 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
747 help_subst(buffer, "^maxsessions", buf2);
748 help_subst(buffer, "^bbsdir", CTDLDIR);
754 * memfmout() - Citadel text formatter and paginator.
755 * Although the original purpose of this routine was to format
756 * text to the reader's screen width, all we're really using it
757 * for here is to format text out to 80 columns before sending it
758 * to the client. The client software may reformat it again.
761 int width, /* screen width to use */
762 char *mptr, /* where are we going to get our text from? */
763 char subst, /* nonzero if we should do substitutions */
764 char *nl) /* string to terminate lines with */
776 c = 1; /* c is the current pos */
780 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
782 buffer[strlen(buffer) + 1] = 0;
783 buffer[strlen(buffer)] = ch;
786 if (buffer[0] == '^')
787 do_help_subst(buffer);
789 buffer[strlen(buffer) + 1] = 0;
791 strcpy(buffer, &buffer[1]);
799 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
801 if (((old == 13) || (old == 10)) && (isspace(real))) {
809 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
810 cprintf("%s%s", nl, aaa);
819 if ((strlen(aaa) + c) > (width - 5)) {
828 if ((ch == 13) || (ch == 10)) {
829 cprintf("%s%s", aaa, nl);
836 cprintf("%s%s", aaa, nl);
842 * Callback function for mime parser that simply lists the part
844 void list_this_part(char *name, char *filename, char *partnum, char *disp,
845 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
849 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
850 name, filename, partnum, disp, cbtype, (long)length);
854 * Callback function for multipart prefix
856 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
857 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
860 cprintf("pref=%s|%s\n", partnum, cbtype);
864 * Callback function for multipart sufffix
866 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
867 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
870 cprintf("suff=%s|%s\n", partnum, cbtype);
875 * Callback function for mime parser that opens a section for downloading
877 void mime_download(char *name, char *filename, char *partnum, char *disp,
878 void *content, char *cbtype, char *cbcharset, size_t length,
879 char *encoding, void *cbuserdata)
882 /* Silently go away if there's already a download open... */
883 if (CC->download_fp != NULL)
886 /* ...or if this is not the desired section */
887 if (strcasecmp(CC->download_desired_section, partnum))
890 CC->download_fp = tmpfile();
891 if (CC->download_fp == NULL)
894 fwrite(content, length, 1, CC->download_fp);
895 fflush(CC->download_fp);
896 rewind(CC->download_fp);
898 OpenCmdResult(filename, cbtype);
904 * Load a message from disk into memory.
905 * This is used by CtdlOutputMsg() and other fetch functions.
907 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
908 * using the CtdlMessageFree() function.
910 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
912 struct cdbdata *dmsgtext;
913 struct CtdlMessage *ret = NULL;
917 cit_uint8_t field_header;
919 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
921 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
922 if (dmsgtext == NULL) {
925 mptr = dmsgtext->ptr;
926 upper_bound = mptr + dmsgtext->len;
928 /* Parse the three bytes that begin EVERY message on disk.
929 * The first is always 0xFF, the on-disk magic number.
930 * The second is the anonymous/public type byte.
931 * The third is the format type byte (vari, fixed, or MIME).
936 "Message %ld appears to be corrupted.\n",
941 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
942 memset(ret, 0, sizeof(struct CtdlMessage));
944 ret->cm_magic = CTDLMESSAGE_MAGIC;
945 ret->cm_anon_type = *mptr++; /* Anon type byte */
946 ret->cm_format_type = *mptr++; /* Format type byte */
949 * The rest is zero or more arbitrary fields. Load them in.
950 * We're done when we encounter either a zero-length field or
951 * have just processed the 'M' (message text) field.
954 if (mptr >= upper_bound) {
957 field_header = *mptr++;
958 ret->cm_fields[field_header] = strdup(mptr);
960 while (*mptr++ != 0); /* advance to next field */
962 } while ((mptr < upper_bound) && (field_header != 'M'));
966 /* Always make sure there's something in the msg text field. If
967 * it's NULL, the message text is most likely stored separately,
968 * so go ahead and fetch that. Failing that, just set a dummy
969 * body so other code doesn't barf.
971 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
972 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
973 if (dmsgtext != NULL) {
974 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
978 if (ret->cm_fields['M'] == NULL) {
979 ret->cm_fields['M'] = strdup("<no text>\n");
982 /* Perform "before read" hooks (aborting if any return nonzero) */
983 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
984 CtdlFreeMessage(ret);
993 * Returns 1 if the supplied pointer points to a valid Citadel message.
994 * If the pointer is NULL or the magic number check fails, returns 0.
996 int is_valid_message(struct CtdlMessage *msg) {
999 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1000 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1008 * 'Destructor' for struct CtdlMessage
1010 void CtdlFreeMessage(struct CtdlMessage *msg)
1014 if (is_valid_message(msg) == 0) return;
1016 for (i = 0; i < 256; ++i)
1017 if (msg->cm_fields[i] != NULL) {
1018 free(msg->cm_fields[i]);
1021 msg->cm_magic = 0; /* just in case */
1027 * Pre callback function for multipart/alternative
1029 * NOTE: this differs from the standard behavior for a reason. Normally when
1030 * displaying multipart/alternative you want to show the _last_ usable
1031 * format in the message. Here we show the _first_ one, because it's
1032 * usually text/plain. Since this set of functions is designed for text
1033 * output to non-MIME-aware clients, this is the desired behavior.
1036 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1037 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1042 ma = (struct ma_info *)cbuserdata;
1043 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1044 if (!strcasecmp(cbtype, "multipart/alternative")) {
1052 * Post callback function for multipart/alternative
1054 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1055 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1060 ma = (struct ma_info *)cbuserdata;
1061 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1062 if (!strcasecmp(cbtype, "multipart/alternative")) {
1070 * Inline callback function for mime parser that wants to display text
1072 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1073 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1081 ma = (struct ma_info *)cbuserdata;
1083 lprintf(CTDL_DEBUG, "fixed_output() type=<%s>\n", cbtype);
1086 * If we're in the middle of a multipart/alternative scope and
1087 * we've already printed another section, skip this one.
1089 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
1090 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1095 if ( (!strcasecmp(cbtype, "text/plain"))
1096 || (strlen(cbtype)==0) ) {
1099 client_write(wptr, length);
1100 if (wptr[length-1] != '\n') {
1105 else if (!strcasecmp(cbtype, "text/html")) {
1106 ptr = html_to_ascii(content, 80, 0);
1108 client_write(ptr, wlen);
1109 if (ptr[wlen-1] != '\n') {
1114 else if (strncasecmp(cbtype, "multipart/", 10)) {
1115 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1116 partnum, filename, cbtype, (long)length);
1121 * The client is elegant and sophisticated and wants to be choosy about
1122 * MIME content types, so figure out which multipart/alternative part
1123 * we're going to send.
1125 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1126 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1133 ma = (struct ma_info *)cbuserdata;
1135 if (ma->is_ma > 0) {
1136 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1137 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1138 if (!strcasecmp(buf, cbtype)) {
1139 strcpy(ma->chosen_part, partnum);
1146 * Now that we've chosen our preferred part, output it.
1148 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1149 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1154 int add_newline = 0;
1158 ma = (struct ma_info *)cbuserdata;
1160 /* This is not the MIME part you're looking for... */
1161 if (strcasecmp(partnum, ma->chosen_part)) return;
1163 /* If the content-type of this part is in our preferred formats
1164 * list, we can simply output it verbatim.
1166 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1167 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1168 if (!strcasecmp(buf, cbtype)) {
1169 /* Yeah! Go! W00t!! */
1171 text_content = (char *)content;
1172 if (text_content[length-1] != '\n') {
1176 cprintf("Content-type: %s", cbtype);
1177 if (strlen(cbcharset) > 0) {
1178 cprintf("; charset=%s", cbcharset);
1180 cprintf("\nContent-length: %d\n",
1181 (int)(length + add_newline) );
1182 if (strlen(encoding) > 0) {
1183 cprintf("Content-transfer-encoding: %s\n", encoding);
1186 cprintf("Content-transfer-encoding: 7bit\n");
1189 client_write(content, length);
1190 if (add_newline) cprintf("\n");
1195 /* No translations required or possible: output as text/plain */
1196 cprintf("Content-type: text/plain\n\n");
1197 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1198 length, encoding, cbuserdata);
1203 * Get a message off disk. (returns om_* values found in msgbase.h)
1206 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1207 int mode, /* how would you like that message? */
1208 int headers_only, /* eschew the message body? */
1209 int do_proto, /* do Citadel protocol responses? */
1210 int crlf /* Use CRLF newlines instead of LF? */
1212 struct CtdlMessage *TheMessage = NULL;
1213 int retcode = om_no_such_msg;
1215 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d\n",
1218 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1219 if (do_proto) cprintf("%d Not logged in.\n",
1220 ERROR + NOT_LOGGED_IN);
1221 return(om_not_logged_in);
1224 /* FIXME: check message id against msglist for this room */
1227 * Fetch the message from disk. If we're in any sort of headers
1228 * only mode, request that we don't even bother loading the body
1231 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1232 TheMessage = CtdlFetchMessage(msg_num, 0);
1235 TheMessage = CtdlFetchMessage(msg_num, 1);
1238 if (TheMessage == NULL) {
1239 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1240 ERROR + MESSAGE_NOT_FOUND, msg_num);
1241 return(om_no_such_msg);
1244 retcode = CtdlOutputPreLoadedMsg(
1245 TheMessage, msg_num, mode,
1246 headers_only, do_proto, crlf);
1248 CtdlFreeMessage(TheMessage);
1255 * Get a message off disk. (returns om_* values found in msgbase.h)
1258 int CtdlOutputPreLoadedMsg(
1259 struct CtdlMessage *TheMessage,
1261 int mode, /* how would you like that message? */
1262 int headers_only, /* eschew the message body? */
1263 int do_proto, /* do Citadel protocol responses? */
1264 int crlf /* Use CRLF newlines instead of LF? */
1270 char display_name[256];
1272 char *nl; /* newline string */
1274 int subject_found = 0;
1277 /* Buffers needed for RFC822 translation. These are all filled
1278 * using functions that are bounds-checked, and therefore we can
1279 * make them substantially smaller than SIZ.
1287 char datestamp[100];
1289 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %ld, %d, %d, %d, %d\n",
1290 ((TheMessage == NULL) ? "NULL" : "not null"),
1292 mode, headers_only, do_proto, crlf);
1294 snprintf(mid, sizeof mid, "%ld", msg_num);
1295 nl = (crlf ? "\r\n" : "\n");
1297 if (!is_valid_message(TheMessage)) {
1299 "ERROR: invalid preloaded message for output\n");
1300 return(om_no_such_msg);
1303 /* Are we downloading a MIME component? */
1304 if (mode == MT_DOWNLOAD) {
1305 if (TheMessage->cm_format_type != FMT_RFC822) {
1307 cprintf("%d This is not a MIME message.\n",
1308 ERROR + ILLEGAL_VALUE);
1309 } else if (CC->download_fp != NULL) {
1310 if (do_proto) cprintf(
1311 "%d You already have a download open.\n",
1312 ERROR + RESOURCE_BUSY);
1314 /* Parse the message text component */
1315 mptr = TheMessage->cm_fields['M'];
1316 ma = malloc(sizeof(struct ma_info));
1317 memset(ma, 0, sizeof(struct ma_info));
1318 mime_parser(mptr, NULL, *mime_download, NULL, NULL, (void *)ma, 0);
1320 /* If there's no file open by this time, the requested
1321 * section wasn't found, so print an error
1323 if (CC->download_fp == NULL) {
1324 if (do_proto) cprintf(
1325 "%d Section %s not found.\n",
1326 ERROR + FILE_NOT_FOUND,
1327 CC->download_desired_section);
1330 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1333 /* now for the user-mode message reading loops */
1334 if (do_proto) cprintf("%d Message %ld:\n", LISTING_FOLLOWS, msg_num);
1336 /* Does the caller want to skip the headers? */
1337 if (headers_only == HEADERS_NONE) goto START_TEXT;
1339 /* Tell the client which format type we're using. */
1340 if ( (mode == MT_CITADEL) && (do_proto) ) {
1341 cprintf("type=%d\n", TheMessage->cm_format_type);
1344 /* nhdr=yes means that we're only displaying headers, no body */
1345 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1346 && (mode == MT_CITADEL)
1349 cprintf("nhdr=yes\n");
1352 /* begin header processing loop for Citadel message format */
1354 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1356 safestrncpy(display_name, "<unknown>", sizeof display_name);
1357 if (TheMessage->cm_fields['A']) {
1358 strcpy(buf, TheMessage->cm_fields['A']);
1359 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1360 safestrncpy(display_name, "****", sizeof display_name);
1362 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1363 safestrncpy(display_name, "anonymous", sizeof display_name);
1366 safestrncpy(display_name, buf, sizeof display_name);
1368 if ((is_room_aide())
1369 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1370 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1371 size_t tmp = strlen(display_name);
1372 snprintf(&display_name[tmp],
1373 sizeof display_name - tmp,
1378 /* Don't show Internet address for users on the
1379 * local Citadel network.
1382 if (TheMessage->cm_fields['N'] != NULL)
1383 if (strlen(TheMessage->cm_fields['N']) > 0)
1384 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1388 /* Now spew the header fields in the order we like them. */
1389 safestrncpy(allkeys, FORDER, sizeof allkeys);
1390 for (i=0; i<strlen(allkeys); ++i) {
1391 k = (int) allkeys[i];
1393 if ( (TheMessage->cm_fields[k] != NULL)
1394 && (msgkeys[k] != NULL) ) {
1396 if (do_proto) cprintf("%s=%s\n",
1400 else if ((k == 'F') && (suppress_f)) {
1403 /* Masquerade display name if needed */
1405 if (do_proto) cprintf("%s=%s\n",
1407 TheMessage->cm_fields[k]
1416 /* begin header processing loop for RFC822 transfer format */
1421 strcpy(snode, NODENAME);
1422 strcpy(lnode, HUMANNODE);
1423 if (mode == MT_RFC822) {
1424 for (i = 0; i < 256; ++i) {
1425 if (TheMessage->cm_fields[i]) {
1426 mptr = TheMessage->cm_fields[i];
1429 safestrncpy(luser, mptr, sizeof luser);
1430 safestrncpy(suser, mptr, sizeof suser);
1432 else if (i == 'Y') {
1433 cprintf("CC: %s%s", mptr, nl);
1435 else if (i == 'U') {
1436 cprintf("Subject: %s%s", mptr, nl);
1440 safestrncpy(mid, mptr, sizeof mid);
1442 safestrncpy(lnode, mptr, sizeof lnode);
1444 safestrncpy(fuser, mptr, sizeof fuser);
1445 /* else if (i == 'O')
1446 cprintf("X-Citadel-Room: %s%s",
1449 safestrncpy(snode, mptr, sizeof snode);
1451 cprintf("To: %s%s", mptr, nl);
1452 else if (i == 'T') {
1453 datestring(datestamp, sizeof datestamp,
1454 atol(mptr), DATESTRING_RFC822);
1455 cprintf("Date: %s%s", datestamp, nl);
1459 if (subject_found == 0) {
1460 cprintf("Subject: (no subject)%s", nl);
1464 for (i=0; i<strlen(suser); ++i) {
1465 suser[i] = tolower(suser[i]);
1466 if (!isalnum(suser[i])) suser[i]='_';
1469 if (mode == MT_RFC822) {
1470 if (!strcasecmp(snode, NODENAME)) {
1471 safestrncpy(snode, FQDN, sizeof snode);
1474 /* Construct a fun message id */
1475 cprintf("Message-ID: <%s", mid);
1476 if (strchr(mid, '@')==NULL) {
1477 cprintf("@%s", snode);
1481 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1482 cprintf("From: \"----\" <x@x.org>%s", nl);
1484 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1485 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1487 else if (strlen(fuser) > 0) {
1488 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1491 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1494 cprintf("Organization: %s%s", lnode, nl);
1496 /* Blank line signifying RFC822 end-of-headers */
1497 if (TheMessage->cm_format_type != FMT_RFC822) {
1502 /* end header processing loop ... at this point, we're in the text */
1504 if (headers_only == HEADERS_FAST) goto DONE;
1505 mptr = TheMessage->cm_fields['M'];
1507 /* Tell the client about the MIME parts in this message */
1508 if (TheMessage->cm_format_type == FMT_RFC822) {
1509 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1510 mime_parser(mptr, NULL,
1511 (do_proto ? *list_this_part : NULL),
1512 (do_proto ? *list_this_pref : NULL),
1513 (do_proto ? *list_this_suff : NULL),
1516 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1517 /* FIXME ... we have to put some code in here to avoid
1518 * printing duplicate header information when both
1519 * Citadel and RFC822 headers exist. Preference should
1520 * probably be given to the RFC822 headers.
1522 int done_rfc822_hdrs = 0;
1523 while (ch=*(mptr++), ch!=0) {
1528 if (!done_rfc822_hdrs) {
1529 if (headers_only != HEADERS_NONE) {
1534 if (headers_only != HEADERS_ONLY) {
1538 if ((*(mptr) == 13) || (*(mptr) == 10)) {
1539 done_rfc822_hdrs = 1;
1543 if (done_rfc822_hdrs) {
1544 if (headers_only != HEADERS_NONE) {
1549 if (headers_only != HEADERS_ONLY) {
1553 if ((*mptr == 13) || (*mptr == 10)) {
1554 done_rfc822_hdrs = 1;
1562 if (headers_only == HEADERS_ONLY) {
1566 /* signify start of msg text */
1567 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1568 if (do_proto) cprintf("text\n");
1571 /* If the format type on disk is 1 (fixed-format), then we want
1572 * everything to be output completely literally ... regardless of
1573 * what message transfer format is in use.
1575 if (TheMessage->cm_format_type == FMT_FIXED) {
1576 if (mode == MT_MIME) {
1577 cprintf("Content-type: text/plain\n\n");
1580 while (ch = *mptr++, ch > 0) {
1583 if ((ch == 10) || (strlen(buf) > 250)) {
1584 cprintf("%s%s", buf, nl);
1587 buf[strlen(buf) + 1] = 0;
1588 buf[strlen(buf)] = ch;
1591 if (strlen(buf) > 0)
1592 cprintf("%s%s", buf, nl);
1595 /* If the message on disk is format 0 (Citadel vari-format), we
1596 * output using the formatter at 80 columns. This is the final output
1597 * form if the transfer format is RFC822, but if the transfer format
1598 * is Citadel proprietary, it'll still work, because the indentation
1599 * for new paragraphs is correct and the client will reformat the
1600 * message to the reader's screen width.
1602 if (TheMessage->cm_format_type == FMT_CITADEL) {
1603 if (mode == MT_MIME) {
1604 cprintf("Content-type: text/x-citadel-variformat\n\n");
1606 memfmout(80, mptr, 0, nl);
1609 /* If the message on disk is format 4 (MIME), we've gotta hand it
1610 * off to the MIME parser. The client has already been told that
1611 * this message is format 1 (fixed format), so the callback function
1612 * we use will display those parts as-is.
1614 if (TheMessage->cm_format_type == FMT_RFC822) {
1615 ma = malloc(sizeof(struct ma_info));
1616 memset(ma, 0, sizeof(struct ma_info));
1618 if (mode == MT_MIME) {
1619 strcpy(ma->chosen_part, "1");
1620 mime_parser(mptr, NULL,
1621 *choose_preferred, *fixed_output_pre,
1622 *fixed_output_post, (void *)ma, 0);
1623 mime_parser(mptr, NULL,
1624 *output_preferred, NULL, NULL, (void *)ma, 0);
1627 mime_parser(mptr, NULL,
1628 *fixed_output, *fixed_output_pre,
1629 *fixed_output_post, (void *)ma, 0);
1635 DONE: /* now we're done */
1636 if (do_proto) cprintf("000\n");
1643 * display a message (mode 0 - Citadel proprietary)
1645 void cmd_msg0(char *cmdbuf)
1648 int headers_only = HEADERS_ALL;
1650 msgid = extract_long(cmdbuf, 0);
1651 headers_only = extract_int(cmdbuf, 1);
1653 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
1659 * display a message (mode 2 - RFC822)
1661 void cmd_msg2(char *cmdbuf)
1664 int headers_only = HEADERS_ALL;
1666 msgid = extract_long(cmdbuf, 0);
1667 headers_only = extract_int(cmdbuf, 1);
1669 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
1675 * display a message (mode 3 - IGnet raw format - internal programs only)
1677 void cmd_msg3(char *cmdbuf)
1680 struct CtdlMessage *msg;
1683 if (CC->internal_pgm == 0) {
1684 cprintf("%d This command is for internal programs only.\n",
1685 ERROR + HIGHER_ACCESS_REQUIRED);
1689 msgnum = extract_long(cmdbuf, 0);
1690 msg = CtdlFetchMessage(msgnum, 1);
1692 cprintf("%d Message %ld not found.\n",
1693 ERROR + MESSAGE_NOT_FOUND, msgnum);
1697 serialize_message(&smr, msg);
1698 CtdlFreeMessage(msg);
1701 cprintf("%d Unable to serialize message\n",
1702 ERROR + INTERNAL_ERROR);
1706 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1707 client_write((char *)smr.ser, (int)smr.len);
1714 * Display a message using MIME content types
1716 void cmd_msg4(char *cmdbuf)
1720 msgid = extract_long(cmdbuf, 0);
1721 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
1727 * Client tells us its preferred message format(s)
1729 void cmd_msgp(char *cmdbuf)
1731 safestrncpy(CC->preferred_formats, cmdbuf,
1732 sizeof(CC->preferred_formats));
1733 cprintf("%d ok\n", CIT_OK);
1738 * Open a component of a MIME message as a download file
1740 void cmd_opna(char *cmdbuf)
1743 char desired_section[128];
1745 msgid = extract_long(cmdbuf, 0);
1746 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1747 safestrncpy(CC->download_desired_section, desired_section, sizeof CC->download_desired_section);
1748 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
1753 * Save a message pointer into a specified room
1754 * (Returns 0 for success, nonzero for failure)
1755 * roomname may be NULL to use the current room
1757 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int flags) {
1759 char hold_rm[ROOMNAMELEN];
1760 struct cdbdata *cdbfr;
1763 long highest_msg = 0L;
1764 struct CtdlMessage *msg = NULL;
1766 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom(%s, %ld, %d)\n",
1767 roomname, msgid, flags);
1769 strcpy(hold_rm, CC->room.QRname);
1771 /* We may need to check to see if this message is real */
1772 if ( (flags & SM_VERIFY_GOODNESS)
1773 || (flags & SM_DO_REPL_CHECK)
1775 msg = CtdlFetchMessage(msgid, 1);
1776 if (msg == NULL) return(ERROR + ILLEGAL_VALUE);
1779 /* Perform replication checks if necessary */
1780 if ( (flags & SM_DO_REPL_CHECK) && (msg != NULL) ) {
1782 if (getroom(&CC->room,
1783 ((roomname != NULL) ? roomname : CC->room.QRname) )
1785 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1786 if (msg != NULL) CtdlFreeMessage(msg);
1787 return(ERROR + ROOM_NOT_FOUND);
1790 if (ReplicationChecks(msg) != 0) {
1791 getroom(&CC->room, hold_rm);
1792 if (msg != NULL) CtdlFreeMessage(msg);
1794 "Did replication, and newer exists\n");
1799 /* Now the regular stuff */
1800 if (lgetroom(&CC->room,
1801 ((roomname != NULL) ? roomname : CC->room.QRname) )
1803 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1804 if (msg != NULL) CtdlFreeMessage(msg);
1805 return(ERROR + ROOM_NOT_FOUND);
1808 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1809 if (cdbfr == NULL) {
1813 msglist = malloc(cdbfr->len);
1814 if (msglist == NULL)
1815 lprintf(CTDL_ALERT, "ERROR malloc msglist!\n");
1816 num_msgs = cdbfr->len / sizeof(long);
1817 memcpy(msglist, cdbfr->ptr, cdbfr->len);
1822 /* Make sure the message doesn't already exist in this room. It
1823 * is absolutely taboo to have more than one reference to the same
1824 * message in a room.
1826 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1827 if (msglist[i] == msgid) {
1828 lputroom(&CC->room); /* unlock the room */
1829 getroom(&CC->room, hold_rm);
1830 if (msg != NULL) CtdlFreeMessage(msg);
1832 return(ERROR + ALREADY_EXISTS);
1836 /* Now add the new message */
1838 msglist = realloc(msglist, (num_msgs * sizeof(long)));
1840 if (msglist == NULL) {
1841 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1843 msglist[num_msgs - 1] = msgid;
1845 /* Sort the message list, so all the msgid's are in order */
1846 num_msgs = sort_msglist(msglist, num_msgs);
1848 /* Determine the highest message number */
1849 highest_msg = msglist[num_msgs - 1];
1851 /* Write it back to disk. */
1852 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1853 msglist, (int)(num_msgs * sizeof(long)));
1855 /* Free up the memory we used. */
1858 /* Update the highest-message pointer and unlock the room. */
1859 CC->room.QRhighest = highest_msg;
1860 lputroom(&CC->room);
1861 getroom(&CC->room, hold_rm);
1863 /* Bump the reference count for this message. */
1864 if ((flags & SM_DONT_BUMP_REF)==0) {
1865 AdjRefCount(msgid, +1);
1868 /* Return success. */
1869 if (msg != NULL) CtdlFreeMessage(msg);
1876 * Message base operation to save a new message to the message store
1877 * (returns new message number)
1879 * This is the back end for CtdlSubmitMsg() and should not be directly
1880 * called by server-side modules.
1883 long send_message(struct CtdlMessage *msg) {
1891 /* Get a new message number */
1892 newmsgid = get_new_message_number();
1893 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1895 /* Generate an ID if we don't have one already */
1896 if (msg->cm_fields['I']==NULL) {
1897 msg->cm_fields['I'] = strdup(msgidbuf);
1900 /* If the message is big, set its body aside for storage elsewhere */
1901 if (msg->cm_fields['M'] != NULL) {
1902 if (strlen(msg->cm_fields['M']) > BIGMSG) {
1904 holdM = msg->cm_fields['M'];
1905 msg->cm_fields['M'] = NULL;
1909 /* Serialize our data structure for storage in the database */
1910 serialize_message(&smr, msg);
1913 msg->cm_fields['M'] = holdM;
1917 cprintf("%d Unable to serialize message\n",
1918 ERROR + INTERNAL_ERROR);
1922 /* Write our little bundle of joy into the message base */
1923 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
1924 smr.ser, smr.len) < 0) {
1925 lprintf(CTDL_ERR, "Can't store message\n");
1929 cdb_store(CDB_BIGMSGS,
1939 /* Free the memory we used for the serialized message */
1942 /* Return the *local* message ID to the caller
1943 * (even if we're storing an incoming network message)
1951 * Serialize a struct CtdlMessage into the format used on disk and network.
1953 * This function loads up a "struct ser_ret" (defined in server.h) which
1954 * contains the length of the serialized message and a pointer to the
1955 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1957 void serialize_message(struct ser_ret *ret, /* return values */
1958 struct CtdlMessage *msg) /* unserialized msg */
1962 static char *forder = FORDER;
1964 if (is_valid_message(msg) == 0) return; /* self check */
1967 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1968 ret->len = ret->len +
1969 strlen(msg->cm_fields[(int)forder[i]]) + 2;
1971 lprintf(CTDL_DEBUG, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
1972 ret->ser = malloc(ret->len);
1973 if (ret->ser == NULL) {
1979 ret->ser[1] = msg->cm_anon_type;
1980 ret->ser[2] = msg->cm_format_type;
1983 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
1984 ret->ser[wlen++] = (char)forder[i];
1985 strcpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
1986 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
1988 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
1989 (long)ret->len, (long)wlen);
1997 * Back end for the ReplicationChecks() function
1999 void check_repl(long msgnum, void *userdata) {
2000 lprintf(CTDL_DEBUG, "check_repl() replacing message %ld\n", msgnum);
2001 CtdlDeleteMessages(CC->room.QRname, msgnum, "", 0);
2006 * Check to see if any messages already exist which carry the same Exclusive ID
2007 * as this one. If any are found, delete them.
2010 int ReplicationChecks(struct CtdlMessage *msg) {
2011 struct CtdlMessage *template;
2014 /* No exclusive id? Don't do anything. */
2015 if (msg->cm_fields['E'] == NULL) return 0;
2016 if (strlen(msg->cm_fields['E']) == 0) return 0;
2017 lprintf(CTDL_DEBUG, "Exclusive ID: <%s>\n", msg->cm_fields['E']);
2019 template = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
2020 memset(template, 0, sizeof(struct CtdlMessage));
2021 template->cm_fields['E'] = strdup(msg->cm_fields['E']);
2023 CtdlForEachMessage(MSGS_ALL, 0L, NULL, template, check_repl, NULL);
2025 CtdlFreeMessage(template);
2026 lprintf(CTDL_DEBUG, "ReplicationChecks() returning %d\n", abort_this);
2033 * Save a message to disk and submit it into the delivery system.
2035 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2036 struct recptypes *recps, /* recipients (if mail) */
2037 char *force /* force a particular room? */
2039 char submit_filename[128];
2040 char generated_timestamp[32];
2041 char hold_rm[ROOMNAMELEN];
2042 char actual_rm[ROOMNAMELEN];
2043 char force_room[ROOMNAMELEN];
2044 char content_type[SIZ]; /* We have to learn this */
2045 char recipient[SIZ];
2048 struct ctdluser userbuf;
2050 struct MetaData smi;
2051 FILE *network_fp = NULL;
2052 static int seqnum = 1;
2053 struct CtdlMessage *imsg = NULL;
2056 char *hold_R, *hold_D;
2057 char *collected_addresses = NULL;
2059 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2060 if (is_valid_message(msg) == 0) return(-1); /* self check */
2062 /* If this message has no timestamp, we take the liberty of
2063 * giving it one, right now.
2065 if (msg->cm_fields['T'] == NULL) {
2066 lprintf(CTDL_DEBUG, "Generating timestamp\n");
2067 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2068 msg->cm_fields['T'] = strdup(generated_timestamp);
2071 /* If this message has no path, we generate one.
2073 if (msg->cm_fields['P'] == NULL) {
2074 lprintf(CTDL_DEBUG, "Generating path\n");
2075 if (msg->cm_fields['A'] != NULL) {
2076 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2077 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
2078 if (isspace(msg->cm_fields['P'][a])) {
2079 msg->cm_fields['P'][a] = ' ';
2084 msg->cm_fields['P'] = strdup("unknown");
2088 if (force == NULL) {
2089 strcpy(force_room, "");
2092 strcpy(force_room, force);
2095 /* Learn about what's inside, because it's what's inside that counts */
2096 lprintf(CTDL_DEBUG, "Learning what's inside\n");
2097 if (msg->cm_fields['M'] == NULL) {
2098 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2102 switch (msg->cm_format_type) {
2104 strcpy(content_type, "text/x-citadel-variformat");
2107 strcpy(content_type, "text/plain");
2110 strcpy(content_type, "text/plain");
2111 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2113 safestrncpy(content_type, &mptr[14],
2114 sizeof content_type);
2115 for (a = 0; a < strlen(content_type); ++a) {
2116 if ((content_type[a] == ';')
2117 || (content_type[a] == ' ')
2118 || (content_type[a] == 13)
2119 || (content_type[a] == 10)) {
2120 content_type[a] = 0;
2126 /* Goto the correct room */
2127 lprintf(CTDL_DEBUG, "Selected room %s\n",
2128 (recps) ? CC->room.QRname : SENTITEMS);
2129 strcpy(hold_rm, CC->room.QRname);
2130 strcpy(actual_rm, CC->room.QRname);
2131 if (recps != NULL) {
2132 strcpy(actual_rm, SENTITEMS);
2135 /* If the user is a twit, move to the twit room for posting */
2136 lprintf(CTDL_DEBUG, "Handling twit stuff: %s\n",
2137 (CC->user.axlevel == 2) ? config.c_twitroom : "OK");
2139 if (CC->user.axlevel == 2) {
2140 strcpy(hold_rm, actual_rm);
2141 strcpy(actual_rm, config.c_twitroom);
2145 /* ...or if this message is destined for Aide> then go there. */
2146 if (strlen(force_room) > 0) {
2147 strcpy(actual_rm, force_room);
2150 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2151 if (strcasecmp(actual_rm, CC->room.QRname)) {
2152 /* getroom(&CC->room, actual_rm); */
2153 usergoto(actual_rm, 0, 1, NULL, NULL);
2157 * If this message has no O (room) field, generate one.
2159 if (msg->cm_fields['O'] == NULL) {
2160 msg->cm_fields['O'] = strdup(CC->room.QRname);
2163 /* Perform "before save" hooks (aborting if any return nonzero) */
2164 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2165 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2167 /* If this message has an Exclusive ID, perform replication checks */
2168 lprintf(CTDL_DEBUG, "Performing replication checks\n");
2169 if (ReplicationChecks(msg) > 0) return(-4);
2171 /* Save it to disk */
2172 lprintf(CTDL_DEBUG, "Saving to disk\n");
2173 newmsgid = send_message(msg);
2174 if (newmsgid <= 0L) return(-5);
2176 /* Write a supplemental message info record. This doesn't have to
2177 * be a critical section because nobody else knows about this message
2180 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2181 memset(&smi, 0, sizeof(struct MetaData));
2182 smi.meta_msgnum = newmsgid;
2183 smi.meta_refcount = 0;
2184 safestrncpy(smi.meta_content_type, content_type,
2185 sizeof smi.meta_content_type);
2187 /* As part of the new metadata record, measure how
2188 * big this message will be when displayed as RFC822.
2189 * Both POP and IMAP use this, and it's best to just take the hit now
2190 * instead of having to potentially measure thousands of messages when
2191 * a mailbox is opened later.
2194 if (CC->redirect_buffer != NULL) {
2195 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2198 CC->redirect_buffer = malloc(SIZ);
2199 CC->redirect_len = 0;
2200 CC->redirect_alloc = SIZ;
2201 CtdlOutputPreLoadedMsg(msg, 0L, MT_RFC822, HEADERS_ALL, 0, 1);
2202 smi.meta_rfc822_length = CC->redirect_len;
2203 free(CC->redirect_buffer);
2204 CC->redirect_buffer = NULL;
2205 CC->redirect_len = 0;
2206 CC->redirect_alloc = 0;
2210 /* Now figure out where to store the pointers */
2211 lprintf(CTDL_DEBUG, "Storing pointers\n");
2213 /* If this is being done by the networker delivering a private
2214 * message, we want to BYPASS saving the sender's copy (because there
2215 * is no local sender; it would otherwise go to the Trashcan).
2217 if ((!CC->internal_pgm) || (recps == NULL)) {
2218 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0) != 0) {
2219 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2220 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2225 /* For internet mail, drop a copy in the outbound queue room */
2227 if (recps->num_internet > 0) {
2228 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0);
2231 /* If other rooms are specified, drop them there too. */
2233 if (recps->num_room > 0)
2234 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2235 extract_token(recipient, recps->recp_room, i,
2236 '|', sizeof recipient);
2237 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2238 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0);
2241 /* Bump this user's messages posted counter. */
2242 lprintf(CTDL_DEBUG, "Updating user\n");
2243 lgetuser(&CC->user, CC->curr_user);
2244 CC->user.posted = CC->user.posted + 1;
2245 lputuser(&CC->user);
2247 /* If this is private, local mail, make a copy in the
2248 * recipient's mailbox and bump the reference count.
2251 if (recps->num_local > 0)
2252 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2253 extract_token(recipient, recps->recp_local, i,
2254 '|', sizeof recipient);
2255 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2257 if (getuser(&userbuf, recipient) == 0) {
2258 MailboxName(actual_rm, sizeof actual_rm,
2259 &userbuf, MAILROOM);
2260 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0);
2261 BumpNewMailCounter(userbuf.usernum);
2264 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2265 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2270 /* Perform "after save" hooks */
2271 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2272 PerformMessageHooks(msg, EVT_AFTERSAVE);
2274 /* For IGnet mail, we have to save a new copy into the spooler for
2275 * each recipient, with the R and D fields set to the recipient and
2276 * destination-node. This has two ugly side effects: all other
2277 * recipients end up being unlisted in this recipient's copy of the
2278 * message, and it has to deliver multiple messages to the same
2279 * node. We'll revisit this again in a year or so when everyone has
2280 * a network spool receiver that can handle the new style messages.
2283 if (recps->num_ignet > 0)
2284 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2285 extract_token(recipient, recps->recp_ignet, i,
2286 '|', sizeof recipient);
2288 hold_R = msg->cm_fields['R'];
2289 hold_D = msg->cm_fields['D'];
2290 msg->cm_fields['R'] = malloc(SIZ);
2291 msg->cm_fields['D'] = malloc(128);
2292 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2293 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2295 serialize_message(&smr, msg);
2297 snprintf(submit_filename, sizeof submit_filename,
2298 #ifndef HAVE_SPOOL_DIR
2303 "/network/spoolin/netmail.%04lx.%04x.%04x",
2304 (long) getpid(), CC->cs_pid, ++seqnum);
2305 network_fp = fopen(submit_filename, "wb+");
2306 if (network_fp != NULL) {
2307 fwrite(smr.ser, smr.len, 1, network_fp);
2313 free(msg->cm_fields['R']);
2314 free(msg->cm_fields['D']);
2315 msg->cm_fields['R'] = hold_R;
2316 msg->cm_fields['D'] = hold_D;
2319 /* Go back to the room we started from */
2320 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2321 if (strcasecmp(hold_rm, CC->room.QRname))
2322 /* getroom(&CC->room, hold_rm); */
2323 usergoto(hold_rm, 0, 1, NULL, NULL);
2325 /* For internet mail, generate delivery instructions.
2326 * Yes, this is recursive. Deal with it. Infinite recursion does
2327 * not happen because the delivery instructions message does not
2328 * contain a recipient.
2331 if (recps->num_internet > 0) {
2332 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2333 instr = malloc(SIZ * 2);
2334 snprintf(instr, SIZ * 2,
2335 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2337 SPOOLMIME, newmsgid, (long)time(NULL),
2338 msg->cm_fields['A'], msg->cm_fields['N']
2341 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2342 size_t tmp = strlen(instr);
2343 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2344 snprintf(&instr[tmp], SIZ * 2 - tmp,
2345 "remote|%s|0||\n", recipient);
2348 imsg = malloc(sizeof(struct CtdlMessage));
2349 memset(imsg, 0, sizeof(struct CtdlMessage));
2350 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2351 imsg->cm_anon_type = MES_NORMAL;
2352 imsg->cm_format_type = FMT_RFC822;
2353 imsg->cm_fields['A'] = strdup("Citadel");
2354 imsg->cm_fields['M'] = instr;
2355 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2356 CtdlFreeMessage(imsg);
2360 * Any addresses to collect? (FIXME do something with them!!)
2362 collected_addresses = harvest_collected_addresses(msg);
2363 if (collected_addresses != NULL) {
2364 lprintf(CTDL_DEBUG, "FIXME collected addresses: %s\n", collected_addresses);
2365 free(collected_addresses);
2379 * Convenience function for generating small administrative messages.
2381 void quickie_message(char *from, char *to, char *room, char *text,
2382 int format_type, char *subject)
2384 struct CtdlMessage *msg;
2385 struct recptypes *recp = NULL;
2387 msg = malloc(sizeof(struct CtdlMessage));
2388 memset(msg, 0, sizeof(struct CtdlMessage));
2389 msg->cm_magic = CTDLMESSAGE_MAGIC;
2390 msg->cm_anon_type = MES_NORMAL;
2391 msg->cm_format_type = format_type;
2392 msg->cm_fields['A'] = strdup(from);
2393 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2394 msg->cm_fields['N'] = strdup(NODENAME);
2396 msg->cm_fields['R'] = strdup(to);
2397 recp = validate_recipients(to);
2399 if (subject != NULL) {
2400 msg->cm_fields['U'] = strdup(subject);
2402 msg->cm_fields['M'] = strdup(text);
2404 CtdlSubmitMsg(msg, recp, room);
2405 CtdlFreeMessage(msg);
2406 if (recp != NULL) free(recp);
2412 * Back end function used by CtdlMakeMessage() and similar functions
2414 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2415 size_t maxlen, /* maximum message length */
2416 char *exist, /* if non-null, append to it;
2417 exist is ALWAYS freed */
2418 int crlf /* CRLF newlines instead of LF */
2422 size_t message_len = 0;
2423 size_t buffer_len = 0;
2429 if (exist == NULL) {
2436 message_len = strlen(exist);
2437 buffer_len = message_len + 4096;
2438 m = realloc(exist, buffer_len);
2445 /* flush the input if we have nowhere to store it */
2450 /* read in the lines of message text one by one */
2452 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2453 if (!strcmp(buf, terminator)) finished = 1;
2455 strcat(buf, "\r\n");
2461 if ( (!flushing) && (!finished) ) {
2462 /* Measure the line */
2463 linelen = strlen(buf);
2465 /* augment the buffer if we have to */
2466 if ((message_len + linelen) >= buffer_len) {
2467 ptr = realloc(m, (buffer_len * 2) );
2468 if (ptr == NULL) { /* flush if can't allocate */
2471 buffer_len = (buffer_len * 2);
2473 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2477 /* Add the new line to the buffer. NOTE: this loop must avoid
2478 * using functions like strcat() and strlen() because they
2479 * traverse the entire buffer upon every call, and doing that
2480 * for a multi-megabyte message slows it down beyond usability.
2482 strcpy(&m[message_len], buf);
2483 message_len += linelen;
2486 /* if we've hit the max msg length, flush the rest */
2487 if (message_len >= maxlen) flushing = 1;
2489 } while (!finished);
2497 * Build a binary message to be saved on disk.
2498 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2499 * will become part of the message. This means you are no longer
2500 * responsible for managing that memory -- it will be freed along with
2501 * the rest of the fields when CtdlFreeMessage() is called.)
2504 struct CtdlMessage *CtdlMakeMessage(
2505 struct ctdluser *author, /* author's user structure */
2506 char *recipient, /* NULL if it's not mail */
2507 char *recp_cc, /* NULL if it's not mail */
2508 char *room, /* room where it's going */
2509 int type, /* see MES_ types in header file */
2510 int format_type, /* variformat, plain text, MIME... */
2511 char *fake_name, /* who we're masquerading as */
2512 char *subject, /* Subject (optional) */
2513 char *preformatted_text /* ...or NULL to read text from client */
2515 char dest_node[SIZ];
2517 struct CtdlMessage *msg;
2519 msg = malloc(sizeof(struct CtdlMessage));
2520 memset(msg, 0, sizeof(struct CtdlMessage));
2521 msg->cm_magic = CTDLMESSAGE_MAGIC;
2522 msg->cm_anon_type = type;
2523 msg->cm_format_type = format_type;
2525 /* Don't confuse the poor folks if it's not routed mail. */
2526 strcpy(dest_node, "");
2531 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2532 msg->cm_fields['P'] = strdup(buf);
2534 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2535 msg->cm_fields['T'] = strdup(buf);
2537 if (fake_name[0]) /* author */
2538 msg->cm_fields['A'] = strdup(fake_name);
2540 msg->cm_fields['A'] = strdup(author->fullname);
2542 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2543 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2546 msg->cm_fields['O'] = strdup(CC->room.QRname);
2549 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2550 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2552 if (recipient[0] != 0) {
2553 msg->cm_fields['R'] = strdup(recipient);
2555 if (recp_cc[0] != 0) {
2556 msg->cm_fields['Y'] = strdup(recp_cc);
2558 if (dest_node[0] != 0) {
2559 msg->cm_fields['D'] = strdup(dest_node);
2562 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2563 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2566 if (subject != NULL) {
2568 if (strlen(subject) > 0) {
2569 msg->cm_fields['U'] = strdup(subject);
2573 if (preformatted_text != NULL) {
2574 msg->cm_fields['M'] = preformatted_text;
2577 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2578 config.c_maxmsglen, NULL, 0);
2586 * Check to see whether we have permission to post a message in the current
2587 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2588 * returns 0 on success.
2590 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2592 if (!(CC->logged_in)) {
2593 snprintf(errmsgbuf, n, "Not logged in.");
2594 return (ERROR + NOT_LOGGED_IN);
2597 if ((CC->user.axlevel < 2)
2598 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2599 snprintf(errmsgbuf, n, "Need to be validated to enter "
2600 "(except in %s> to sysop)", MAILROOM);
2601 return (ERROR + HIGHER_ACCESS_REQUIRED);
2604 if ((CC->user.axlevel < 4)
2605 && (CC->room.QRflags & QR_NETWORK)) {
2606 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2607 return (ERROR + HIGHER_ACCESS_REQUIRED);
2610 if ((CC->user.axlevel < 6)
2611 && (CC->room.QRflags & QR_READONLY)) {
2612 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2613 return (ERROR + HIGHER_ACCESS_REQUIRED);
2616 strcpy(errmsgbuf, "Ok");
2622 * Check to see if the specified user has Internet mail permission
2623 * (returns nonzero if permission is granted)
2625 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2627 /* Do not allow twits to send Internet mail */
2628 if (who->axlevel <= 2) return(0);
2630 /* Globally enabled? */
2631 if (config.c_restrict == 0) return(1);
2633 /* User flagged ok? */
2634 if (who->flags & US_INTERNET) return(2);
2636 /* Aide level access? */
2637 if (who->axlevel >= 6) return(3);
2639 /* No mail for you! */
2645 * Validate recipients, count delivery types and errors, and handle aliasing
2646 * FIXME check for dupes!!!!!
2647 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2648 * or the number of addresses found invalid.
2650 struct recptypes *validate_recipients(char *recipients) {
2651 struct recptypes *ret;
2652 char this_recp[SIZ];
2653 char this_recp_cooked[SIZ];
2659 struct ctdluser tempUS;
2660 struct ctdlroom tempQR;
2663 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2664 if (ret == NULL) return(NULL);
2665 memset(ret, 0, sizeof(struct recptypes));
2668 ret->num_internet = 0;
2673 if (recipients == NULL) {
2676 else if (strlen(recipients) == 0) {
2680 /* Change all valid separator characters to commas */
2681 for (i=0; i<strlen(recipients); ++i) {
2682 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2683 recipients[i] = ',';
2688 num_recps = num_tokens(recipients, ',');
2691 if (num_recps > 0) for (i=0; i<num_recps; ++i) {
2692 extract_token(this_recp, recipients, i, ',', sizeof this_recp);
2694 lprintf(CTDL_DEBUG, "Evaluating recipient #%d <%s>\n", i, this_recp);
2695 mailtype = alias(this_recp);
2696 mailtype = alias(this_recp);
2697 mailtype = alias(this_recp);
2698 for (j=0; j<=strlen(this_recp); ++j) {
2699 if (this_recp[j]=='_') {
2700 this_recp_cooked[j] = ' ';
2703 this_recp_cooked[j] = this_recp[j];
2709 if (!strcasecmp(this_recp, "sysop")) {
2711 strcpy(this_recp, config.c_aideroom);
2712 if (strlen(ret->recp_room) > 0) {
2713 strcat(ret->recp_room, "|");
2715 strcat(ret->recp_room, this_recp);
2717 else if (getuser(&tempUS, this_recp) == 0) {
2719 strcpy(this_recp, tempUS.fullname);
2720 if (strlen(ret->recp_local) > 0) {
2721 strcat(ret->recp_local, "|");
2723 strcat(ret->recp_local, this_recp);
2725 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2727 strcpy(this_recp, tempUS.fullname);
2728 if (strlen(ret->recp_local) > 0) {
2729 strcat(ret->recp_local, "|");
2731 strcat(ret->recp_local, this_recp);
2733 else if ( (!strncasecmp(this_recp, "room_", 5))
2734 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2736 if (strlen(ret->recp_room) > 0) {
2737 strcat(ret->recp_room, "|");
2739 strcat(ret->recp_room, &this_recp_cooked[5]);
2747 /* Yes, you're reading this correctly: if the target
2748 * domain points back to the local system or an attached
2749 * Citadel directory, the address is invalid. That's
2750 * because if the address were valid, we would have
2751 * already translated it to a local address by now.
2753 if (IsDirectory(this_recp)) {
2758 ++ret->num_internet;
2759 if (strlen(ret->recp_internet) > 0) {
2760 strcat(ret->recp_internet, "|");
2762 strcat(ret->recp_internet, this_recp);
2767 if (strlen(ret->recp_ignet) > 0) {
2768 strcat(ret->recp_ignet, "|");
2770 strcat(ret->recp_ignet, this_recp);
2778 if (strlen(ret->errormsg) == 0) {
2779 snprintf(append, sizeof append,
2780 "Invalid recipient: %s",
2784 snprintf(append, sizeof append,
2787 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2788 strcat(ret->errormsg, append);
2792 if (strlen(ret->display_recp) == 0) {
2793 strcpy(append, this_recp);
2796 snprintf(append, sizeof append, ", %s",
2799 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2800 strcat(ret->display_recp, append);
2805 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2806 ret->num_room + ret->num_error) == 0) {
2807 ret->num_error = (-1);
2808 strcpy(ret->errormsg, "No recipients specified.");
2811 lprintf(CTDL_DEBUG, "validate_recipients()\n");
2812 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2813 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2814 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2815 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2816 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2824 * message entry - mode 0 (normal)
2826 void cmd_ent0(char *entargs)
2832 char masquerade_as[SIZ];
2834 int format_type = 0;
2835 char newusername[SIZ];
2836 struct CtdlMessage *msg;
2840 struct recptypes *valid = NULL;
2841 struct recptypes *valid_to = NULL;
2842 struct recptypes *valid_cc = NULL;
2843 struct recptypes *valid_bcc = NULL;
2850 post = extract_int(entargs, 0);
2851 extract_token(recp, entargs, 1, '|', sizeof recp);
2852 anon_flag = extract_int(entargs, 2);
2853 format_type = extract_int(entargs, 3);
2854 extract_token(subject, entargs, 4, '|', sizeof subject);
2855 do_confirm = extract_int(entargs, 6);
2856 extract_token(cc, entargs, 7, '|', sizeof cc);
2857 extract_token(bcc, entargs, 8, '|', sizeof bcc);
2859 /* first check to make sure the request is valid. */
2861 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2863 cprintf("%d %s\n", err, errmsg);
2867 /* Check some other permission type things. */
2870 if (CC->user.axlevel < 6) {
2871 cprintf("%d You don't have permission to masquerade.\n",
2872 ERROR + HIGHER_ACCESS_REQUIRED);
2875 extract_token(newusername, entargs, 5, '|', sizeof newusername);
2876 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2877 safestrncpy(CC->fake_postname, newusername,
2878 sizeof(CC->fake_postname) );
2879 cprintf("%d ok\n", CIT_OK);
2882 CC->cs_flags |= CS_POSTING;
2884 /* In the Mail> room we have to behave a little differently --
2885 * make sure the user has specified at least one recipient. Then
2886 * validate the recipient(s).
2888 if ( (CC->room.QRflags & QR_MAILBOX)
2889 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
2891 if (CC->user.axlevel < 2) {
2892 strcpy(recp, "sysop");
2897 valid_to = validate_recipients(recp);
2898 if (valid_to->num_error > 0) {
2899 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
2904 valid_cc = validate_recipients(cc);
2905 if (valid_cc->num_error > 0) {
2906 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
2912 valid_bcc = validate_recipients(bcc);
2913 if (valid_bcc->num_error > 0) {
2914 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
2921 /* Recipient required, but none were specified */
2922 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
2926 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
2930 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
2931 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
2932 cprintf("%d You do not have permission "
2933 "to send Internet mail.\n",
2934 ERROR + HIGHER_ACCESS_REQUIRED);
2942 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)
2943 && (CC->user.axlevel < 4) ) {
2944 cprintf("%d Higher access required for network mail.\n",
2945 ERROR + HIGHER_ACCESS_REQUIRED);
2952 if ((RESTRICT_INTERNET == 1)
2953 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
2954 && ((CC->user.flags & US_INTERNET) == 0)
2955 && (!CC->internal_pgm)) {
2956 cprintf("%d You don't have access to Internet mail.\n",
2957 ERROR + HIGHER_ACCESS_REQUIRED);
2966 /* Is this a room which has anonymous-only or anonymous-option? */
2967 anonymous = MES_NORMAL;
2968 if (CC->room.QRflags & QR_ANONONLY) {
2969 anonymous = MES_ANONONLY;
2971 if (CC->room.QRflags & QR_ANONOPT) {
2972 if (anon_flag == 1) { /* only if the user requested it */
2973 anonymous = MES_ANONOPT;
2977 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
2981 /* If we're only checking the validity of the request, return
2982 * success without creating the message.
2985 cprintf("%d %s\n", CIT_OK,
2986 ((valid_to != NULL) ? valid_to->display_recp : "") );
2993 /* We don't need these anymore because we'll do it differently below */
2998 /* Handle author masquerading */
2999 if (CC->fake_postname[0]) {
3000 strcpy(masquerade_as, CC->fake_postname);
3002 else if (CC->fake_username[0]) {
3003 strcpy(masquerade_as, CC->fake_username);
3006 strcpy(masquerade_as, "");
3009 /* Read in the message from the client. */
3011 cprintf("%d send message\n", START_CHAT_MODE);
3013 cprintf("%d send message\n", SEND_LISTING);
3016 msg = CtdlMakeMessage(&CC->user, recp, cc,
3017 CC->room.QRname, anonymous, format_type,
3018 masquerade_as, subject, NULL);
3020 /* Put together one big recipients struct containing to/cc/bcc all in
3021 * one. This is for the envelope.
3023 char *all_recps = malloc(SIZ * 3);
3024 strcpy(all_recps, recp);
3025 if (strlen(cc) > 0) {
3026 if (strlen(all_recps) > 0) {
3027 strcat(all_recps, ",");
3029 strcat(all_recps, cc);
3031 if (strlen(bcc) > 0) {
3032 if (strlen(all_recps) > 0) {
3033 strcat(all_recps, ",");
3035 strcat(all_recps, bcc);
3037 if (strlen(all_recps) > 0) {
3038 valid = validate_recipients(all_recps);
3046 msgnum = CtdlSubmitMsg(msg, valid, "");
3049 cprintf("%ld\n", msgnum);
3051 cprintf("Message accepted.\n");
3054 cprintf("Internal error.\n");
3056 if (msg->cm_fields['E'] != NULL) {
3057 cprintf("%s\n", msg->cm_fields['E']);
3064 CtdlFreeMessage(msg);
3066 CC->fake_postname[0] = '\0';
3067 if (valid != NULL) {
3076 * API function to delete messages which match a set of criteria
3077 * (returns the actual number of messages deleted)
3079 int CtdlDeleteMessages(char *room_name, /* which room */
3080 long dmsgnum, /* or "0" for any */
3081 char *content_type, /* or "" for any */
3082 int deferred /* let TDAP sweep it later */
3086 struct ctdlroom qrbuf;
3087 struct cdbdata *cdbfr;
3088 long *msglist = NULL;
3089 long *dellist = NULL;
3092 int num_deleted = 0;
3094 struct MetaData smi;
3096 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %ld, %s, %d)\n",
3097 room_name, dmsgnum, content_type, deferred);
3099 /* get room record, obtaining a lock... */
3100 if (lgetroom(&qrbuf, room_name) != 0) {
3101 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3103 return (0); /* room not found */
3105 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3107 if (cdbfr != NULL) {
3108 msglist = malloc(cdbfr->len);
3109 dellist = malloc(cdbfr->len);
3110 memcpy(msglist, cdbfr->ptr, cdbfr->len);
3111 num_msgs = cdbfr->len / sizeof(long);
3115 for (i = 0; i < num_msgs; ++i) {
3118 /* Set/clear a bit for each criterion */
3120 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
3121 delete_this |= 0x01;
3123 if (strlen(content_type) == 0) {
3124 delete_this |= 0x02;
3126 GetMetaData(&smi, msglist[i]);
3127 if (!strcasecmp(smi.meta_content_type,
3129 delete_this |= 0x02;
3133 /* Delete message only if all bits are set */
3134 if (delete_this == 0x03) {
3135 dellist[num_deleted++] = msglist[i];
3140 num_msgs = sort_msglist(msglist, num_msgs);
3141 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3142 msglist, (int)(num_msgs * sizeof(long)));
3144 qrbuf.QRhighest = msglist[num_msgs - 1];
3149 * If the delete operation is "deferred" (and technically, any delete
3150 * operation not performed by THE DREADED AUTO-PURGER ought to be
3151 * a deferred delete) then we save a pointer to the message in the
3152 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3153 * at least 1, which will save the user from having to synchronously
3154 * wait for various disk-intensive operations to complete.
3156 if ( (deferred) && (num_deleted) ) {
3157 for (i=0; i<num_deleted; ++i) {
3158 CtdlCopyMsgToRoom(dellist[i], DELETED_MSGS_ROOM);
3162 /* Go through the messages we pulled out of the index, and decrement
3163 * their reference counts by 1. If this is the only room the message
3164 * was in, the reference count will reach zero and the message will
3165 * automatically be deleted from the database. We do this in a
3166 * separate pass because there might be plug-in hooks getting called,
3167 * and we don't want that happening during an S_ROOMS critical
3170 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3171 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3172 AdjRefCount(dellist[i], -1);
3175 /* Now free the memory we used, and go away. */
3176 if (msglist != NULL) free(msglist);
3177 if (dellist != NULL) free(dellist);
3178 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3179 return (num_deleted);
3185 * Check whether the current user has permission to delete messages from
3186 * the current room (returns 1 for yes, 0 for no)
3188 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3189 getuser(&CC->user, CC->curr_user);
3190 if ((CC->user.axlevel < 6)
3191 && (CC->user.usernum != CC->room.QRroomaide)
3192 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3193 && (!(CC->internal_pgm))) {
3202 * Delete message from current room
3204 void cmd_dele(char *delstr)
3209 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3210 cprintf("%d Higher access required.\n",
3211 ERROR + HIGHER_ACCESS_REQUIRED);
3214 delnum = extract_long(delstr, 0);
3216 num_deleted = CtdlDeleteMessages(CC->room.QRname, delnum, "", 1);
3219 cprintf("%d %d message%s deleted.\n", CIT_OK,
3220 num_deleted, ((num_deleted != 1) ? "s" : ""));
3222 cprintf("%d Message %ld not found.\n", ERROR + MESSAGE_NOT_FOUND, delnum);
3228 * Back end API function for moves and deletes
3230 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
3233 err = CtdlSaveMsgPointerInRoom(dest, msgnum,
3234 (SM_VERIFY_GOODNESS | SM_DO_REPL_CHECK) );
3235 if (err != 0) return(err);
3243 * move or copy a message to another room
3245 void cmd_move(char *args)
3248 char targ[ROOMNAMELEN];
3249 struct ctdlroom qtemp;
3255 num = extract_long(args, 0);
3256 extract_token(targ, args, 1, '|', sizeof targ);
3257 targ[ROOMNAMELEN - 1] = 0;
3258 is_copy = extract_int(args, 2);
3260 if (getroom(&qtemp, targ) != 0) {
3261 cprintf("%d '%s' does not exist.\n",
3262 ERROR + ROOM_NOT_FOUND, targ);
3266 getuser(&CC->user, CC->curr_user);
3267 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3269 /* Check for permission to perform this operation.
3270 * Remember: "CC->room" is source, "qtemp" is target.
3274 /* Aides can move/copy */
3275 if (CC->user.axlevel >= 6) permit = 1;
3277 /* Room aides can move/copy */
3278 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3280 /* Permit move/copy from personal rooms */
3281 if ((CC->room.QRflags & QR_MAILBOX)
3282 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3284 /* Permit only copy from public to personal room */
3286 && (!(CC->room.QRflags & QR_MAILBOX))
3287 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3289 /* User must have access to target room */
3290 if (!(ra & UA_KNOWN)) permit = 0;
3293 cprintf("%d Higher access required.\n",
3294 ERROR + HIGHER_ACCESS_REQUIRED);
3298 err = CtdlCopyMsgToRoom(num, targ);
3300 cprintf("%d Cannot store message in %s: error %d\n",
3305 /* Now delete the message from the source room,
3306 * if this is a 'move' rather than a 'copy' operation.
3309 CtdlDeleteMessages(CC->room.QRname, num, "", 0);
3312 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3318 * GetMetaData() - Get the supplementary record for a message
3320 void GetMetaData(struct MetaData *smibuf, long msgnum)
3323 struct cdbdata *cdbsmi;
3326 memset(smibuf, 0, sizeof(struct MetaData));
3327 smibuf->meta_msgnum = msgnum;
3328 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3330 /* Use the negative of the message number for its supp record index */
3331 TheIndex = (0L - msgnum);
3333 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3334 if (cdbsmi == NULL) {
3335 return; /* record not found; go with defaults */
3337 memcpy(smibuf, cdbsmi->ptr,
3338 ((cdbsmi->len > sizeof(struct MetaData)) ?
3339 sizeof(struct MetaData) : cdbsmi->len));
3346 * PutMetaData() - (re)write supplementary record for a message
3348 void PutMetaData(struct MetaData *smibuf)
3352 /* Use the negative of the message number for the metadata db index */
3353 TheIndex = (0L - smibuf->meta_msgnum);
3355 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3356 smibuf->meta_msgnum, smibuf->meta_refcount);
3358 cdb_store(CDB_MSGMAIN,
3359 &TheIndex, (int)sizeof(long),
3360 smibuf, (int)sizeof(struct MetaData));
3365 * AdjRefCount - change the reference count for a message;
3366 * delete the message if it reaches zero
3368 void AdjRefCount(long msgnum, int incr)
3371 struct MetaData smi;
3374 /* This is a *tight* critical section; please keep it that way, as
3375 * it may get called while nested in other critical sections.
3376 * Complicating this any further will surely cause deadlock!
3378 begin_critical_section(S_SUPPMSGMAIN);
3379 GetMetaData(&smi, msgnum);
3380 smi.meta_refcount += incr;
3382 end_critical_section(S_SUPPMSGMAIN);
3383 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3384 msgnum, incr, smi.meta_refcount);
3386 /* If the reference count is now zero, delete the message
3387 * (and its supplementary record as well).
3388 * FIXME ... defer this so it doesn't keep the user waiting.
3390 if (smi.meta_refcount == 0) {
3391 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3393 /* Remove from fulltext index */
3394 if (config.c_enable_fulltext) {
3395 ft_index_message(msgnum, 0);
3398 /* Remove from message base */
3400 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3401 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3403 /* Remove metadata record */
3404 delnum = (0L - msgnum);
3405 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3410 * Write a generic object to this room
3412 * Note: this could be much more efficient. Right now we use two temporary
3413 * files, and still pull the message into memory as with all others.
3415 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3416 char *content_type, /* MIME type of this object */
3417 char *tempfilename, /* Where to fetch it from */
3418 struct ctdluser *is_mailbox, /* Mailbox room? */
3419 int is_binary, /* Is encoding necessary? */
3420 int is_unique, /* Del others of this type? */
3421 unsigned int flags /* Internal save flags */
3426 struct ctdlroom qrbuf;
3427 char roomname[ROOMNAMELEN];
3428 struct CtdlMessage *msg;
3430 char *raw_message = NULL;
3431 char *encoded_message = NULL;
3432 off_t raw_length = 0;
3434 if (is_mailbox != NULL)
3435 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3437 safestrncpy(roomname, req_room, sizeof(roomname));
3438 lprintf(CTDL_DEBUG, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
3441 fp = fopen(tempfilename, "rb");
3443 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3444 tempfilename, strerror(errno));
3447 fseek(fp, 0L, SEEK_END);
3448 raw_length = ftell(fp);
3450 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3452 raw_message = malloc((size_t)raw_length + 2);
3453 fread(raw_message, (size_t)raw_length, 1, fp);
3457 encoded_message = malloc((size_t)
3458 (((raw_length * 134) / 100) + 4096 ) );
3461 encoded_message = malloc((size_t)(raw_length + 4096));
3464 sprintf(encoded_message, "Content-type: %s\n", content_type);
3467 sprintf(&encoded_message[strlen(encoded_message)],
3468 "Content-transfer-encoding: base64\n\n"
3472 sprintf(&encoded_message[strlen(encoded_message)],
3473 "Content-transfer-encoding: 7bit\n\n"
3479 &encoded_message[strlen(encoded_message)],
3485 raw_message[raw_length] = 0;
3487 &encoded_message[strlen(encoded_message)],
3495 lprintf(CTDL_DEBUG, "Allocating\n");
3496 msg = malloc(sizeof(struct CtdlMessage));
3497 memset(msg, 0, sizeof(struct CtdlMessage));
3498 msg->cm_magic = CTDLMESSAGE_MAGIC;
3499 msg->cm_anon_type = MES_NORMAL;
3500 msg->cm_format_type = 4;
3501 msg->cm_fields['A'] = strdup(CC->user.fullname);
3502 msg->cm_fields['O'] = strdup(req_room);
3503 msg->cm_fields['N'] = strdup(config.c_nodename);
3504 msg->cm_fields['H'] = strdup(config.c_humannode);
3505 msg->cm_flags = flags;
3507 msg->cm_fields['M'] = encoded_message;
3509 /* Create the requested room if we have to. */
3510 if (getroom(&qrbuf, roomname) != 0) {
3511 create_room(roomname,
3512 ( (is_mailbox != NULL) ? 5 : 3 ),
3513 "", 0, 1, 0, VIEW_BBS);
3515 /* If the caller specified this object as unique, delete all
3516 * other objects of this type that are currently in the room.
3519 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3520 CtdlDeleteMessages(roomname, 0L, content_type, 0)
3523 /* Now write the data */
3524 CtdlSubmitMsg(msg, NULL, roomname);
3525 CtdlFreeMessage(msg);
3533 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3534 config_msgnum = msgnum;
3538 char *CtdlGetSysConfig(char *sysconfname) {
3539 char hold_rm[ROOMNAMELEN];
3542 struct CtdlMessage *msg;
3545 strcpy(hold_rm, CC->room.QRname);
3546 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3547 getroom(&CC->room, hold_rm);
3552 /* We want the last (and probably only) config in this room */
3553 begin_critical_section(S_CONFIG);
3554 config_msgnum = (-1L);
3555 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3556 CtdlGetSysConfigBackend, NULL);
3557 msgnum = config_msgnum;
3558 end_critical_section(S_CONFIG);
3564 msg = CtdlFetchMessage(msgnum, 1);
3566 conf = strdup(msg->cm_fields['M']);
3567 CtdlFreeMessage(msg);
3574 getroom(&CC->room, hold_rm);
3576 if (conf != NULL) do {
3577 extract_token(buf, conf, 0, '\n', sizeof buf);
3578 strcpy(conf, &conf[strlen(buf)+1]);
3579 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3584 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3585 char temp[PATH_MAX];
3588 strcpy(temp, tmpnam(NULL));
3590 fp = fopen(temp, "w");
3591 if (fp == NULL) return;
3592 fprintf(fp, "%s", sysconfdata);
3595 /* this handy API function does all the work for us */
3596 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3602 * Determine whether a given Internet address belongs to the current user
3604 int CtdlIsMe(char *addr, int addr_buf_len)
3606 struct recptypes *recp;
3609 recp = validate_recipients(addr);
3610 if (recp == NULL) return(0);
3612 if (recp->num_local == 0) {
3617 for (i=0; i<recp->num_local; ++i) {
3618 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3619 if (!strcasecmp(addr, CC->user.fullname)) {
3631 * Citadel protocol command to do the same
3633 void cmd_isme(char *argbuf) {
3636 if (CtdlAccessCheck(ac_logged_in)) return;
3637 extract_token(addr, argbuf, 0, '|', sizeof addr);
3639 if (CtdlIsMe(addr, sizeof addr)) {
3640 cprintf("%d %s\n", CIT_OK, addr);
3643 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);