4 * Implements the message store.
18 #if TIME_WITH_SYS_TIME
19 # include <sys/time.h>
23 # include <sys/time.h>
39 #include "dynloader.h"
43 #include "sysdep_decls.h"
44 #include "citserver.h"
50 #include "mime_parser.h"
53 #include "internet_addressing.h"
55 #define desired_section ((char *)CtdlGetUserData(SYM_DESIRED_SECTION))
56 #define ma ((struct ma_info *)CtdlGetUserData(SYM_MA_INFO))
57 #define msg_repl ((struct repl *)CtdlGetUserData(SYM_REPL))
59 extern struct config config;
64 * This really belongs in serv_network.c, but I don't know how to export
65 * symbols between modules.
67 struct FilterList *filterlist = NULL;
71 * These are the four-character field headers we use when outputting
72 * messages in Citadel format (as opposed to RFC822 format).
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,
81 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
82 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
109 * This function is self explanatory.
110 * (What can I say, I'm in a weird mood today...)
112 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
116 for (i = 0; i < strlen(name); ++i) {
117 if (name[i] == '@') {
118 while (isspace(name[i - 1]) && i > 0) {
119 strcpy(&name[i - 1], &name[i]);
122 while (isspace(name[i + 1])) {
123 strcpy(&name[i + 1], &name[i + 2]);
131 * Aliasing for network mail.
132 * (Error messages have been commented out, because this is a server.)
134 int alias(char *name)
135 { /* process alias and routing info for mail */
138 char aaa[SIZ], bbb[SIZ];
139 char *ignetcfg = NULL;
140 char *ignetmap = NULL;
147 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
149 fp = fopen("network/mail.aliases", "r");
151 fp = fopen("/dev/null", "r");
158 while (fgets(aaa, sizeof aaa, fp) != NULL) {
159 while (isspace(name[0]))
160 strcpy(name, &name[1]);
161 aaa[strlen(aaa) - 1] = 0;
163 for (a = 0; a < strlen(aaa); ++a) {
165 strcpy(bbb, &aaa[a + 1]);
169 if (!strcasecmp(name, aaa))
174 /* Hit the Global Address Book */
175 if (CtdlDirectoryLookup(aaa, name) == 0) {
179 lprintf(7, "Mail is being forwarded to %s\n", name);
181 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
182 for (a=0; a<strlen(name); ++a) {
183 if (name[a] == '@') {
184 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
186 lprintf(7, "Changed to <%s>\n", name);
191 /* determine local or remote type, see citadel.h */
192 at = haschar(name, '@');
193 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
194 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
195 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
197 /* figure out the delivery mode */
198 extract_token(node, name, 1, '@');
200 /* If there are one or more dots in the nodename, we assume that it
201 * is an FQDN and will attempt SMTP delivery to the Internet.
203 if (haschar(node, '.') > 0) {
204 return(MES_INTERNET);
207 /* Otherwise we look in the IGnet maps for a valid Citadel node.
208 * Try directly-connected nodes first...
210 ignetcfg = CtdlGetSysConfig(IGNETCFG);
211 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
212 extract_token(buf, ignetcfg, i, '\n');
213 extract_token(testnode, buf, 0, '|');
214 if (!strcasecmp(node, testnode)) {
222 * Then try nodes that are two or more hops away.
224 ignetmap = CtdlGetSysConfig(IGNETMAP);
225 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
226 extract_token(buf, ignetmap, i, '\n');
227 extract_token(testnode, buf, 0, '|');
228 if (!strcasecmp(node, testnode)) {
235 /* If we get to this point it's an invalid node name */
244 fp = fopen("citadel.control", "r");
245 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
251 void simple_listing(long msgnum, void *userdata)
253 cprintf("%ld\n", msgnum);
258 /* Determine if a given message matches the fields in a message template.
259 * Return 0 for a successful match.
261 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
264 /* If there aren't any fields in the template, all messages will
267 if (template == NULL) return(0);
269 /* Null messages are bogus. */
270 if (msg == NULL) return(1);
272 for (i='A'; i<='Z'; ++i) {
273 if (template->cm_fields[i] != NULL) {
274 if (msg->cm_fields[i] == NULL) {
277 if (strcasecmp(msg->cm_fields[i],
278 template->cm_fields[i])) return 1;
282 /* All compares succeeded: we have a match! */
289 * Retrieve the "seen" message list for the current room.
291 void CtdlGetSeen(char *buf) {
294 /* Learn about the user and room in question */
295 CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
297 safestrncpy(buf, vbuf.v_seen, SIZ);
303 * Manipulate the "seen msgs" string.
305 void CtdlSetSeen(long target_msgnum, int target_setting) {
307 struct cdbdata *cdbfr;
317 /* Learn about the user and room in question */
318 CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
320 /* Load the message list */
321 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
323 msglist = mallok(cdbfr->len);
324 memcpy(msglist, cdbfr->ptr, cdbfr->len);
325 num_msgs = cdbfr->len / sizeof(long);
328 return; /* No messages at all? No further action. */
331 lprintf(9, "before optimize: %s\n", vbuf.v_seen);
334 for (i=0; i<num_msgs; ++i) {
337 if (msglist[i] == target_msgnum) {
338 is_seen = target_setting;
341 if (is_msg_in_mset(vbuf.v_seen, msglist[i])) {
347 if (lo < 0L) lo = msglist[i];
350 if ( ((is_seen == 0) && (was_seen == 1))
351 || ((is_seen == 1) && (i == num_msgs-1)) ) {
354 if ( (strlen(newseen) + 20) > SIZ) {
355 strcpy(newseen, &newseen[20]);
358 tmp = strlen(newseen);
360 strcat(newseen, ",");
364 snprintf(&newseen[tmp], sizeof newseen - tmp,
368 snprintf(&newseen[tmp], sizeof newseen - tmp,
377 safestrncpy(vbuf.v_seen, newseen, SIZ);
378 lprintf(9, " after optimize: %s\n", vbuf.v_seen);
380 CtdlSetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
385 * API function to perform an operation for each qualifying message in the
386 * current room. (Returns the number of messages processed.)
388 int CtdlForEachMessage(int mode, long ref,
390 struct CtdlMessage *compare,
391 void (*CallBack) (long, void *),
397 struct cdbdata *cdbfr;
398 long *msglist = NULL;
400 int num_processed = 0;
403 struct CtdlMessage *msg;
406 int printed_lastold = 0;
408 /* Learn about the user and room in question */
410 getuser(&CC->usersupp, CC->curr_user);
411 CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
413 /* Load the message list */
414 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
416 msglist = mallok(cdbfr->len);
417 memcpy(msglist, cdbfr->ptr, cdbfr->len);
418 num_msgs = cdbfr->len / sizeof(long);
421 return 0; /* No messages at all? No further action. */
426 * Now begin the traversal.
428 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
430 /* If the caller is looking for a specific MIME type, filter
431 * out all messages which are not of the type requested.
433 if (content_type != NULL) if (strlen(content_type) > 0) {
435 /* This call to GetMetaData() sits inside this loop
436 * so that we only do the extra database read per msg
437 * if we need to. Doing the extra read all the time
438 * really kills the server. If we ever need to use
439 * metadata for another search criterion, we need to
440 * move the read somewhere else -- but still be smart
441 * enough to only do the read if the caller has
442 * specified something that will need it.
444 GetMetaData(&smi, msglist[a]);
446 if (strcasecmp(smi.meta_content_type, content_type)) {
452 num_msgs = sort_msglist(msglist, num_msgs);
454 /* If a template was supplied, filter out the messages which
455 * don't match. (This could induce some delays!)
458 if (compare != NULL) {
459 for (a = 0; a < num_msgs; ++a) {
460 msg = CtdlFetchMessage(msglist[a]);
462 if (CtdlMsgCmp(msg, compare)) {
465 CtdlFreeMessage(msg);
473 * Now iterate through the message list, according to the
474 * criteria supplied by the caller.
477 for (a = 0; a < num_msgs; ++a) {
478 thismsg = msglist[a];
479 is_seen = is_msg_in_mset(vbuf.v_seen, thismsg);
480 if (is_seen) lastold = thismsg;
485 || ((mode == MSGS_OLD) && (is_seen))
486 || ((mode == MSGS_NEW) && (!is_seen))
487 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
488 || ((mode == MSGS_FIRST) && (a < ref))
489 || ((mode == MSGS_GT) && (thismsg > ref))
490 || ((mode == MSGS_EQ) && (thismsg == ref))
493 if ((mode == MSGS_NEW) && (CC->usersupp.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
495 CallBack(lastold, userdata);
499 if (CallBack) CallBack(thismsg, userdata);
503 phree(msglist); /* Clean up */
504 return num_processed;
510 * cmd_msgs() - get list of message #'s in this room
511 * implements the MSGS server command using CtdlForEachMessage()
513 void cmd_msgs(char *cmdbuf)
522 int with_template = 0;
523 struct CtdlMessage *template = NULL;
525 extract(which, cmdbuf, 0);
526 cm_ref = extract_int(cmdbuf, 1);
527 with_template = extract_int(cmdbuf, 2);
531 if (!strncasecmp(which, "OLD", 3))
533 else if (!strncasecmp(which, "NEW", 3))
535 else if (!strncasecmp(which, "FIRST", 5))
537 else if (!strncasecmp(which, "LAST", 4))
539 else if (!strncasecmp(which, "GT", 2))
542 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
543 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
548 cprintf("%d Send template then receive message list\n",
550 template = (struct CtdlMessage *)
551 mallok(sizeof(struct CtdlMessage));
552 memset(template, 0, sizeof(struct CtdlMessage));
553 while(client_gets(buf), strcmp(buf,"000")) {
554 extract(tfield, buf, 0);
555 extract(tvalue, buf, 1);
556 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
557 if (!strcasecmp(tfield, msgkeys[i])) {
558 template->cm_fields[i] =
565 cprintf("%d Message list...\n", LISTING_FOLLOWS);
568 CtdlForEachMessage(mode, cm_ref,
569 NULL, template, simple_listing, NULL);
570 if (template != NULL) CtdlFreeMessage(template);
578 * help_subst() - support routine for help file viewer
580 void help_subst(char *strbuf, char *source, char *dest)
585 while (p = pattern2(strbuf, source), (p >= 0)) {
586 strcpy(workbuf, &strbuf[p + strlen(source)]);
587 strcpy(&strbuf[p], dest);
588 strcat(strbuf, workbuf);
593 void do_help_subst(char *buffer)
597 help_subst(buffer, "^nodename", config.c_nodename);
598 help_subst(buffer, "^humannode", config.c_humannode);
599 help_subst(buffer, "^fqdn", config.c_fqdn);
600 help_subst(buffer, "^username", CC->usersupp.fullname);
601 snprintf(buf2, sizeof buf2, "%ld", CC->usersupp.usernum);
602 help_subst(buffer, "^usernum", buf2);
603 help_subst(buffer, "^sysadm", config.c_sysadm);
604 help_subst(buffer, "^variantname", CITADEL);
605 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
606 help_subst(buffer, "^maxsessions", buf2);
612 * memfmout() - Citadel text formatter and paginator.
613 * Although the original purpose of this routine was to format
614 * text to the reader's screen width, all we're really using it
615 * for here is to format text out to 80 columns before sending it
616 * to the client. The client software may reformat it again.
619 int width, /* screen width to use */
620 char *mptr, /* where are we going to get our text from? */
621 char subst, /* nonzero if we should do substitutions */
622 char *nl) /* string to terminate lines with */
634 c = 1; /* c is the current pos */
638 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
640 buffer[strlen(buffer) + 1] = 0;
641 buffer[strlen(buffer)] = ch;
644 if (buffer[0] == '^')
645 do_help_subst(buffer);
647 buffer[strlen(buffer) + 1] = 0;
649 strcpy(buffer, &buffer[1]);
657 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
659 if (((old == 13) || (old == 10)) && (isspace(real))) {
667 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
668 cprintf("%s%s", nl, aaa);
677 if ((strlen(aaa) + c) > (width - 5)) {
686 if ((ch == 13) || (ch == 10)) {
687 cprintf("%s%s", aaa, nl);
694 cprintf("%s%s", aaa, nl);
700 * Callback function for mime parser that simply lists the part
702 void list_this_part(char *name, char *filename, char *partnum, char *disp,
703 void *content, char *cbtype, size_t length, char *encoding,
707 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
708 name, filename, partnum, disp, cbtype, (long)length);
713 * Callback function for mime parser that opens a section for downloading
715 void mime_download(char *name, char *filename, char *partnum, char *disp,
716 void *content, char *cbtype, size_t length, char *encoding,
720 /* Silently go away if there's already a download open... */
721 if (CC->download_fp != NULL)
724 /* ...or if this is not the desired section */
725 if (strcasecmp(desired_section, partnum))
728 CC->download_fp = tmpfile();
729 if (CC->download_fp == NULL)
732 fwrite(content, length, 1, CC->download_fp);
733 fflush(CC->download_fp);
734 rewind(CC->download_fp);
736 OpenCmdResult(filename, cbtype);
742 * Load a message from disk into memory.
743 * This is used by CtdlOutputMsg() and other fetch functions.
745 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
746 * using the CtdlMessageFree() function.
748 struct CtdlMessage *CtdlFetchMessage(long msgnum)
750 struct cdbdata *dmsgtext;
751 struct CtdlMessage *ret = NULL;
754 CIT_UBYTE field_header;
757 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
758 if (dmsgtext == NULL) {
761 mptr = dmsgtext->ptr;
763 /* Parse the three bytes that begin EVERY message on disk.
764 * The first is always 0xFF, the on-disk magic number.
765 * The second is the anonymous/public type byte.
766 * The third is the format type byte (vari, fixed, or MIME).
770 lprintf(5, "Message %ld appears to be corrupted.\n", msgnum);
774 ret = (struct CtdlMessage *) mallok(sizeof(struct CtdlMessage));
775 memset(ret, 0, sizeof(struct CtdlMessage));
777 ret->cm_magic = CTDLMESSAGE_MAGIC;
778 ret->cm_anon_type = *mptr++; /* Anon type byte */
779 ret->cm_format_type = *mptr++; /* Format type byte */
782 * The rest is zero or more arbitrary fields. Load them in.
783 * We're done when we encounter either a zero-length field or
784 * have just processed the 'M' (message text) field.
787 field_length = strlen(mptr);
788 if (field_length == 0)
790 field_header = *mptr++;
791 ret->cm_fields[field_header] = mallok(field_length);
792 strcpy(ret->cm_fields[field_header], mptr);
794 while (*mptr++ != 0); /* advance to next field */
796 } while ((field_length > 0) && (field_header != 'M'));
800 /* Always make sure there's something in the msg text field */
801 if (ret->cm_fields['M'] == NULL)
802 ret->cm_fields['M'] = strdoop("<no text>\n");
804 /* Perform "before read" hooks (aborting if any return nonzero) */
805 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
806 CtdlFreeMessage(ret);
815 * Returns 1 if the supplied pointer points to a valid Citadel message.
816 * If the pointer is NULL or the magic number check fails, returns 0.
818 int is_valid_message(struct CtdlMessage *msg) {
821 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
822 lprintf(3, "is_valid_message() -- self-check failed\n");
830 * 'Destructor' for struct CtdlMessage
832 void CtdlFreeMessage(struct CtdlMessage *msg)
836 if (is_valid_message(msg) == 0) return;
838 for (i = 0; i < 256; ++i)
839 if (msg->cm_fields[i] != NULL) {
840 phree(msg->cm_fields[i]);
843 msg->cm_magic = 0; /* just in case */
849 * Pre callback function for multipart/alternative
851 * NOTE: this differs from the standard behavior for a reason. Normally when
852 * displaying multipart/alternative you want to show the _last_ usable
853 * format in the message. Here we show the _first_ one, because it's
854 * usually text/plain. Since this set of functions is designed for text
855 * output to non-MIME-aware clients, this is the desired behavior.
858 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
859 void *content, char *cbtype, size_t length, char *encoding,
862 lprintf(9, "fixed_output_pre() type=<%s>\n", cbtype);
863 if (!strcasecmp(cbtype, "multipart/alternative")) {
871 * Post callback function for multipart/alternative
873 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
874 void *content, char *cbtype, size_t length, char *encoding,
877 lprintf(9, "fixed_output_post() type=<%s>\n", cbtype);
878 if (!strcasecmp(cbtype, "multipart/alternative")) {
886 * Inline callback function for mime parser that wants to display text
888 void fixed_output(char *name, char *filename, char *partnum, char *disp,
889 void *content, char *cbtype, size_t length, char *encoding,
897 lprintf(9, "fixed_output() type=<%s>\n", cbtype);
900 * If we're in the middle of a multipart/alternative scope and
901 * we've already printed another section, skip this one.
903 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
904 lprintf(9, "Skipping part %s (%s)\n", partnum, cbtype);
909 if ( (!strcasecmp(cbtype, "text/plain"))
910 || (strlen(cbtype)==0) ) {
913 client_write(wptr, length);
914 if (wptr[length-1] != '\n') {
919 else if (!strcasecmp(cbtype, "text/html")) {
920 ptr = html_to_ascii(content, 80, 0);
922 client_write(ptr, wlen);
923 if (ptr[wlen-1] != '\n') {
928 else if (strncasecmp(cbtype, "multipart/", 10)) {
929 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
930 partnum, filename, cbtype, (long)length);
936 * Get a message off disk. (returns om_* values found in msgbase.h)
939 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
940 int mode, /* how would you like that message? */
941 int headers_only, /* eschew the message body? */
942 int do_proto, /* do Citadel protocol responses? */
943 int crlf /* Use CRLF newlines instead of LF? */
945 struct CtdlMessage *TheMessage;
948 lprintf(7, "CtdlOutputMsg() msgnum=%ld, mode=%d\n",
953 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
954 if (do_proto) cprintf("%d Not logged in.\n",
955 ERROR + NOT_LOGGED_IN);
956 return(om_not_logged_in);
959 /* FIXME ... small security issue
960 * We need to check to make sure the requested message is actually
961 * in the current room, and set msg_ok to 1 only if it is. This
962 * functionality is currently missing because I'm in a hurry to replace
963 * broken production code with nonbroken pre-beta code. :( -- ajc
966 if (do_proto) cprintf("%d Message %ld is not in this room.\n",
968 return(om_no_such_msg);
973 * Fetch the message from disk
975 TheMessage = CtdlFetchMessage(msg_num);
976 if (TheMessage == NULL) {
977 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
979 return(om_no_such_msg);
982 retcode = CtdlOutputPreLoadedMsg(
983 TheMessage, msg_num, mode,
984 headers_only, do_proto, crlf);
986 CtdlFreeMessage(TheMessage);
992 * Get a message off disk. (returns om_* values found in msgbase.h)
995 int CtdlOutputPreLoadedMsg(struct CtdlMessage *TheMessage,
997 int mode, /* how would you like that message? */
998 int headers_only, /* eschew the message body? */
999 int do_proto, /* do Citadel protocol responses? */
1000 int crlf /* Use CRLF newlines instead of LF? */
1006 char display_name[SIZ];
1008 char *nl; /* newline string */
1011 /* buffers needed for RFC822 translation */
1018 char datestamp[SIZ];
1021 snprintf(mid, sizeof mid, "%ld", msg_num);
1022 nl = (crlf ? "\r\n" : "\n");
1024 if (!is_valid_message(TheMessage)) {
1025 lprintf(1, "ERROR: invalid preloaded message for output\n");
1026 return(om_no_such_msg);
1029 /* Are we downloading a MIME component? */
1030 if (mode == MT_DOWNLOAD) {
1031 if (TheMessage->cm_format_type != FMT_RFC822) {
1033 cprintf("%d This is not a MIME message.\n",
1035 } else if (CC->download_fp != NULL) {
1036 if (do_proto) cprintf(
1037 "%d You already have a download open.\n",
1040 /* Parse the message text component */
1041 mptr = TheMessage->cm_fields['M'];
1042 mime_parser(mptr, NULL,
1043 *mime_download, NULL, NULL,
1045 /* If there's no file open by this time, the requested
1046 * section wasn't found, so print an error
1048 if (CC->download_fp == NULL) {
1049 if (do_proto) cprintf(
1050 "%d Section %s not found.\n",
1051 ERROR + FILE_NOT_FOUND,
1055 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1058 /* now for the user-mode message reading loops */
1059 if (do_proto) cprintf("%d Message %ld:\n", LISTING_FOLLOWS, msg_num);
1061 /* Tell the client which format type we're using. If this is a
1062 * MIME message, *lie* about it and tell the user it's fixed-format.
1064 if (mode == MT_CITADEL) {
1065 if (TheMessage->cm_format_type == FMT_RFC822) {
1066 if (do_proto) cprintf("type=1\n");
1069 if (do_proto) cprintf("type=%d\n",
1070 TheMessage->cm_format_type);
1074 /* nhdr=yes means that we're only displaying headers, no body */
1075 if ((TheMessage->cm_anon_type == MES_ANONONLY) && (mode == MT_CITADEL)) {
1076 if (do_proto) cprintf("nhdr=yes\n");
1079 /* begin header processing loop for Citadel message format */
1081 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1083 strcpy(display_name, "<unknown>");
1084 if (TheMessage->cm_fields['A']) {
1085 strcpy(buf, TheMessage->cm_fields['A']);
1086 PerformUserHooks(buf, (-1L), EVT_OUTPUTMSG);
1087 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1088 strcpy(display_name, "****");
1090 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1091 strcpy(display_name, "anonymous");
1094 strcpy(display_name, buf);
1096 if ((is_room_aide())
1097 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1098 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1099 size_t tmp = strlen(display_name);
1100 snprintf(&display_name[tmp],
1101 sizeof display_name - tmp,
1106 /* Don't show Internet address for users on the
1107 * local Citadel network.
1110 if (TheMessage->cm_fields['N'] != NULL)
1111 if (strlen(TheMessage->cm_fields['N']) > 0)
1112 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1116 /* Now spew the header fields in the order we like them. */
1117 strcpy(allkeys, FORDER);
1118 for (i=0; i<strlen(allkeys); ++i) {
1119 k = (int) allkeys[i];
1121 if ( (TheMessage->cm_fields[k] != NULL)
1122 && (msgkeys[k] != NULL) ) {
1124 if (do_proto) cprintf("%s=%s\n",
1128 else if ((k == 'F') && (suppress_f)) {
1131 /* Masquerade display name if needed */
1133 if (do_proto) cprintf("%s=%s\n",
1135 TheMessage->cm_fields[k]
1144 /* begin header processing loop for RFC822 transfer format */
1149 strcpy(snode, NODENAME);
1150 strcpy(lnode, HUMANNODE);
1151 if (mode == MT_RFC822) {
1152 cprintf("X-UIDL: %ld%s", msg_num, nl);
1153 for (i = 0; i < 256; ++i) {
1154 if (TheMessage->cm_fields[i]) {
1155 mptr = TheMessage->cm_fields[i];
1158 strcpy(luser, mptr);
1159 strcpy(suser, mptr);
1162 "Path:" removed for now because it confuses brain-dead Microsoft shitware
1163 into thinking that mail messages are newsgroup messages instead. When we
1164 add NNTP support back into Citadel we'll have to add code to only output
1165 this field when appropriate.
1166 else if (i == 'P') {
1167 cprintf("Path: %s%s", mptr, nl);
1171 cprintf("Subject: %s%s", mptr, nl);
1173 safestrncpy(mid, mptr, sizeof mid);
1175 safestrncpy(lnode, mptr, sizeof lnode);
1177 safestrncpy(fuser, mptr, sizeof fuser);
1179 cprintf("X-Citadel-Room: %s%s",
1182 safestrncpy(snode, mptr, sizeof snode);
1184 cprintf("To: %s%s", mptr, nl);
1185 else if (i == 'T') {
1186 datestring(datestamp, sizeof datestamp, atol(mptr),
1187 DATESTRING_RFC822 );
1188 cprintf("Date: %s%s", datestamp, nl);
1194 for (i=0; i<strlen(suser); ++i) {
1195 suser[i] = tolower(suser[i]);
1196 if (!isalnum(suser[i])) suser[i]='_';
1199 if (mode == MT_RFC822) {
1200 if (!strcasecmp(snode, NODENAME)) {
1201 strcpy(snode, FQDN);
1204 /* Construct a fun message id */
1205 cprintf("Message-ID: <%s", mid);
1206 if (strchr(mid, '@')==NULL) {
1207 cprintf("@%s", snode);
1211 PerformUserHooks(luser, (-1L), EVT_OUTPUTMSG);
1213 if (strlen(fuser) > 0) {
1214 cprintf("From: %s (%s)%s", fuser, luser, nl);
1217 cprintf("From: %s@%s (%s)%s", suser, snode, luser, nl);
1220 cprintf("Organization: %s%s", lnode, nl);
1223 /* end header processing loop ... at this point, we're in the text */
1225 mptr = TheMessage->cm_fields['M'];
1227 /* Tell the client about the MIME parts in this message */
1228 if (TheMessage->cm_format_type == FMT_RFC822) {
1229 if (mode == MT_CITADEL) {
1230 mime_parser(mptr, NULL,
1231 *list_this_part, NULL, NULL,
1234 else if (mode == MT_MIME) { /* list parts only */
1235 mime_parser(mptr, NULL,
1236 *list_this_part, NULL, NULL,
1238 if (do_proto) cprintf("000\n");
1241 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1242 /* FIXME ... we have to put some code in here to avoid
1243 * printing duplicate header information when both
1244 * Citadel and RFC822 headers exist. Preference should
1245 * probably be given to the RFC822 headers.
1247 while (ch=*(mptr++), ch!=0) {
1249 else if (ch==10) cprintf("%s", nl);
1250 else cprintf("%c", ch);
1252 if (do_proto) cprintf("000\n");
1258 if (do_proto) cprintf("000\n");
1262 /* signify start of msg text */
1263 if (mode == MT_CITADEL)
1264 if (do_proto) cprintf("text\n");
1265 if (mode == MT_RFC822) {
1266 if (TheMessage->cm_fields['U'] == NULL) {
1267 cprintf("Subject: (no subject)%s", nl);
1272 /* If the format type on disk is 1 (fixed-format), then we want
1273 * everything to be output completely literally ... regardless of
1274 * what message transfer format is in use.
1276 if (TheMessage->cm_format_type == FMT_FIXED) {
1278 while (ch = *mptr++, ch > 0) {
1281 if ((ch == 10) || (strlen(buf) > 250)) {
1282 cprintf("%s%s", buf, nl);
1285 buf[strlen(buf) + 1] = 0;
1286 buf[strlen(buf)] = ch;
1289 if (strlen(buf) > 0)
1290 cprintf("%s%s", buf, nl);
1293 /* If the message on disk is format 0 (Citadel vari-format), we
1294 * output using the formatter at 80 columns. This is the final output
1295 * form if the transfer format is RFC822, but if the transfer format
1296 * is Citadel proprietary, it'll still work, because the indentation
1297 * for new paragraphs is correct and the client will reformat the
1298 * message to the reader's screen width.
1300 if (TheMessage->cm_format_type == FMT_CITADEL) {
1301 memfmout(80, mptr, 0, nl);
1304 /* If the message on disk is format 4 (MIME), we've gotta hand it
1305 * off to the MIME parser. The client has already been told that
1306 * this message is format 1 (fixed format), so the callback function
1307 * we use will display those parts as-is.
1309 if (TheMessage->cm_format_type == FMT_RFC822) {
1310 CtdlAllocUserData(SYM_MA_INFO, sizeof(struct ma_info));
1311 memset(ma, 0, sizeof(struct ma_info));
1312 mime_parser(mptr, NULL,
1313 *fixed_output, *fixed_output_pre, *fixed_output_post,
1317 /* now we're done */
1318 if (do_proto) cprintf("000\n");
1325 * display a message (mode 0 - Citadel proprietary)
1327 void cmd_msg0(char *cmdbuf)
1330 int headers_only = 0;
1332 msgid = extract_long(cmdbuf, 0);
1333 headers_only = extract_int(cmdbuf, 1);
1335 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
1341 * display a message (mode 2 - RFC822)
1343 void cmd_msg2(char *cmdbuf)
1346 int headers_only = 0;
1348 msgid = extract_long(cmdbuf, 0);
1349 headers_only = extract_int(cmdbuf, 1);
1351 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
1357 * display a message (mode 3 - IGnet raw format - internal programs only)
1359 void cmd_msg3(char *cmdbuf)
1362 struct CtdlMessage *msg;
1365 if (CC->internal_pgm == 0) {
1366 cprintf("%d This command is for internal programs only.\n",
1371 msgnum = extract_long(cmdbuf, 0);
1372 msg = CtdlFetchMessage(msgnum);
1374 cprintf("%d Message %ld not found.\n",
1379 serialize_message(&smr, msg);
1380 CtdlFreeMessage(msg);
1383 cprintf("%d Unable to serialize message\n",
1384 ERROR+INTERNAL_ERROR);
1388 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1389 client_write(smr.ser, smr.len);
1396 * display a message (mode 4 - MIME) (FIXME ... still evolving, not complete)
1398 void cmd_msg4(char *cmdbuf)
1402 msgid = extract_long(cmdbuf, 0);
1403 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
1407 * Open a component of a MIME message as a download file
1409 void cmd_opna(char *cmdbuf)
1413 CtdlAllocUserData(SYM_DESIRED_SECTION, SIZ);
1415 msgid = extract_long(cmdbuf, 0);
1416 extract(desired_section, cmdbuf, 1);
1418 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
1423 * Save a message pointer into a specified room
1424 * (Returns 0 for success, nonzero for failure)
1425 * roomname may be NULL to use the current room
1427 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int flags) {
1429 char hold_rm[ROOMNAMELEN];
1430 struct cdbdata *cdbfr;
1433 long highest_msg = 0L;
1434 struct CtdlMessage *msg = NULL;
1436 lprintf(9, "CtdlSaveMsgPointerInRoom(%s, %ld, %d)\n",
1437 roomname, msgid, flags);
1439 strcpy(hold_rm, CC->quickroom.QRname);
1441 /* We may need to check to see if this message is real */
1442 if ( (flags & SM_VERIFY_GOODNESS)
1443 || (flags & SM_DO_REPL_CHECK)
1445 msg = CtdlFetchMessage(msgid);
1446 if (msg == NULL) return(ERROR + ILLEGAL_VALUE);
1449 /* Perform replication checks if necessary */
1450 if ( (flags & SM_DO_REPL_CHECK) && (msg != NULL) ) {
1452 if (getroom(&CC->quickroom,
1453 ((roomname != NULL) ? roomname : CC->quickroom.QRname) )
1455 lprintf(9, "No such room <%s>\n", roomname);
1456 if (msg != NULL) CtdlFreeMessage(msg);
1457 return(ERROR + ROOM_NOT_FOUND);
1460 if (ReplicationChecks(msg) != 0) {
1461 getroom(&CC->quickroom, hold_rm);
1462 if (msg != NULL) CtdlFreeMessage(msg);
1463 lprintf(9, "Did replication, and newer exists\n");
1468 /* Now the regular stuff */
1469 if (lgetroom(&CC->quickroom,
1470 ((roomname != NULL) ? roomname : CC->quickroom.QRname) )
1472 lprintf(9, "No such room <%s>\n", roomname);
1473 if (msg != NULL) CtdlFreeMessage(msg);
1474 return(ERROR + ROOM_NOT_FOUND);
1477 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
1478 if (cdbfr == NULL) {
1482 msglist = mallok(cdbfr->len);
1483 if (msglist == NULL)
1484 lprintf(3, "ERROR malloc msglist!\n");
1485 num_msgs = cdbfr->len / sizeof(long);
1486 memcpy(msglist, cdbfr->ptr, cdbfr->len);
1491 /* Make sure the message doesn't already exist in this room. It
1492 * is absolutely taboo to have more than one reference to the same
1493 * message in a room.
1495 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1496 if (msglist[i] == msgid) {
1497 lputroom(&CC->quickroom); /* unlock the room */
1498 getroom(&CC->quickroom, hold_rm);
1499 if (msg != NULL) CtdlFreeMessage(msg);
1500 return(ERROR + ALREADY_EXISTS);
1504 /* Now add the new message */
1506 msglist = reallok(msglist,
1507 (num_msgs * sizeof(long)));
1509 if (msglist == NULL) {
1510 lprintf(3, "ERROR: can't realloc message list!\n");
1512 msglist[num_msgs - 1] = msgid;
1514 /* Sort the message list, so all the msgid's are in order */
1515 num_msgs = sort_msglist(msglist, num_msgs);
1517 /* Determine the highest message number */
1518 highest_msg = msglist[num_msgs - 1];
1520 /* Write it back to disk. */
1521 cdb_store(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long),
1522 msglist, num_msgs * sizeof(long));
1524 /* Free up the memory we used. */
1527 /* Update the highest-message pointer and unlock the room. */
1528 CC->quickroom.QRhighest = highest_msg;
1529 lputroom(&CC->quickroom);
1530 getroom(&CC->quickroom, hold_rm);
1532 /* Bump the reference count for this message. */
1533 if ((flags & SM_DONT_BUMP_REF)==0) {
1534 AdjRefCount(msgid, +1);
1537 /* Return success. */
1538 if (msg != NULL) CtdlFreeMessage(msg);
1545 * Message base operation to send a message to the master file
1546 * (returns new message number)
1548 * This is the back end for CtdlSubmitMsg() and should not be directly
1549 * called by server-side modules.
1552 long send_message(struct CtdlMessage *msg, /* pointer to buffer */
1553 FILE *save_a_copy) /* save a copy to disk? */
1560 /* Get a new message number */
1561 newmsgid = get_new_message_number();
1562 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1564 /* Generate an ID if we don't have one already */
1565 if (msg->cm_fields['I']==NULL) {
1566 msg->cm_fields['I'] = strdoop(msgidbuf);
1569 serialize_message(&smr, msg);
1572 cprintf("%d Unable to serialize message\n",
1573 ERROR+INTERNAL_ERROR);
1577 /* Write our little bundle of joy into the message base */
1578 if (cdb_store(CDB_MSGMAIN, &newmsgid, sizeof(long),
1579 smr.ser, smr.len) < 0) {
1580 lprintf(2, "Can't store message\n");
1586 /* If the caller specified that a copy should be saved to a particular
1587 * file handle, do that now too.
1589 if (save_a_copy != NULL) {
1590 fwrite(smr.ser, smr.len, 1, save_a_copy);
1593 /* Free the memory we used for the serialized message */
1596 /* Return the *local* message ID to the caller
1597 * (even if we're storing an incoming network message)
1605 * Serialize a struct CtdlMessage into the format used on disk and network.
1607 * This function loads up a "struct ser_ret" (defined in server.h) which
1608 * contains the length of the serialized message and a pointer to the
1609 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1611 void serialize_message(struct ser_ret *ret, /* return values */
1612 struct CtdlMessage *msg) /* unserialized msg */
1616 static char *forder = FORDER;
1618 if (is_valid_message(msg) == 0) return; /* self check */
1621 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1622 ret->len = ret->len +
1623 strlen(msg->cm_fields[(int)forder[i]]) + 2;
1625 lprintf(9, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
1626 ret->ser = mallok(ret->len);
1627 if (ret->ser == NULL) {
1633 ret->ser[1] = msg->cm_anon_type;
1634 ret->ser[2] = msg->cm_format_type;
1637 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
1638 ret->ser[wlen++] = (char)forder[i];
1639 strcpy(&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
1640 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
1642 if (ret->len != wlen) lprintf(3, "ERROR: len=%ld wlen=%ld\n",
1643 (long)ret->len, (long)wlen);
1651 * Back end for the ReplicationChecks() function
1653 void check_repl(long msgnum, void *userdata) {
1654 struct CtdlMessage *msg;
1655 time_t timestamp = (-1L);
1657 lprintf(9, "check_repl() found message %ld\n", msgnum);
1658 msg = CtdlFetchMessage(msgnum);
1659 if (msg == NULL) return;
1660 if (msg->cm_fields['T'] != NULL) {
1661 timestamp = atol(msg->cm_fields['T']);
1663 CtdlFreeMessage(msg);
1665 if (timestamp > msg_repl->highest) {
1666 msg_repl->highest = timestamp; /* newer! */
1667 lprintf(9, "newer!\n");
1670 lprintf(9, "older!\n");
1672 /* Existing isn't newer? Then delete the old one(s). */
1673 CtdlDeleteMessages(CC->quickroom.QRname, msgnum, "");
1678 * Check to see if any messages already exist which carry the same Extended ID
1682 * -> With older timestamps: delete them and return 0. Message will be saved.
1683 * -> With newer timestamps: return 1. Message save will be aborted.
1685 int ReplicationChecks(struct CtdlMessage *msg) {
1686 struct CtdlMessage *template;
1689 lprintf(9, "ReplicationChecks() started\n");
1690 /* No extended id? Don't do anything. */
1691 if (msg->cm_fields['E'] == NULL) return 0;
1692 if (strlen(msg->cm_fields['E']) == 0) return 0;
1693 lprintf(9, "Extended ID: <%s>\n", msg->cm_fields['E']);
1695 CtdlAllocUserData(SYM_REPL, sizeof(struct repl));
1696 strcpy(msg_repl->extended_id, msg->cm_fields['E']);
1697 msg_repl->highest = atol(msg->cm_fields['T']);
1699 template = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1700 memset(template, 0, sizeof(struct CtdlMessage));
1701 template->cm_fields['E'] = strdoop(msg->cm_fields['E']);
1703 CtdlForEachMessage(MSGS_ALL, 0L, NULL, template, check_repl, NULL);
1705 /* If a newer message exists with the same Extended ID, abort
1708 if (msg_repl->highest > atol(msg->cm_fields['T']) ) {
1712 CtdlFreeMessage(template);
1713 lprintf(9, "ReplicationChecks() returning %d\n", abort_this);
1721 * Save a message to disk and submit it into the delivery system.
1723 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
1724 struct recptypes *recps, /* recipients (if mail) */
1725 char *force /* force a particular room? */
1728 char hold_rm[ROOMNAMELEN];
1729 char actual_rm[ROOMNAMELEN];
1730 char force_room[ROOMNAMELEN];
1731 char content_type[SIZ]; /* We have to learn this */
1732 char recipient[SIZ];
1735 struct usersupp userbuf;
1737 struct MetaData smi;
1738 FILE *network_fp = NULL;
1739 static int seqnum = 1;
1740 struct CtdlMessage *imsg = NULL;
1743 char *hold_R, *hold_D;
1745 lprintf(9, "CtdlSubmitMsg() called\n");
1746 if (is_valid_message(msg) == 0) return(-1); /* self check */
1748 /* If this message has no timestamp, we take the liberty of
1749 * giving it one, right now.
1751 if (msg->cm_fields['T'] == NULL) {
1752 lprintf(9, "Generating timestamp\n");
1753 snprintf(aaa, sizeof aaa, "%ld", (long)time(NULL));
1754 msg->cm_fields['T'] = strdoop(aaa);
1757 /* If this message has no path, we generate one.
1759 if (msg->cm_fields['P'] == NULL) {
1760 lprintf(9, "Generating path\n");
1761 if (msg->cm_fields['A'] != NULL) {
1762 msg->cm_fields['P'] = strdoop(msg->cm_fields['A']);
1763 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
1764 if (isspace(msg->cm_fields['P'][a])) {
1765 msg->cm_fields['P'][a] = ' ';
1770 msg->cm_fields['P'] = strdoop("unknown");
1774 strcpy(force_room, force);
1776 /* Learn about what's inside, because it's what's inside that counts */
1777 lprintf(9, "Learning what's inside\n");
1778 if (msg->cm_fields['M'] == NULL) {
1779 lprintf(1, "ERROR: attempt to save message with NULL body\n");
1782 switch (msg->cm_format_type) {
1784 strcpy(content_type, "text/x-citadel-variformat");
1787 strcpy(content_type, "text/plain");
1790 strcpy(content_type, "text/plain");
1791 /* advance past header fields */
1792 mptr = msg->cm_fields['M'];
1795 if (!strncasecmp(mptr, "Content-type: ", 14)) {
1796 safestrncpy(content_type, mptr,
1797 sizeof(content_type));
1798 strcpy(content_type, &content_type[14]);
1799 for (a = 0; a < strlen(content_type); ++a)
1800 if ((content_type[a] == ';')
1801 || (content_type[a] == ' ')
1802 || (content_type[a] == 13)
1803 || (content_type[a] == 10))
1804 content_type[a] = 0;
1811 /* Goto the correct room */
1812 lprintf(9, "Switching rooms\n");
1813 strcpy(hold_rm, CC->quickroom.QRname);
1814 strcpy(actual_rm, CC->quickroom.QRname);
1815 if (recps != NULL) {
1816 strcpy(actual_rm, SENTITEMS);
1819 /* If the user is a twit, move to the twit room for posting */
1820 lprintf(9, "Handling twit stuff\n");
1822 if (CC->usersupp.axlevel == 2) {
1823 strcpy(hold_rm, actual_rm);
1824 strcpy(actual_rm, config.c_twitroom);
1828 /* ...or if this message is destined for Aide> then go there. */
1829 if (strlen(force_room) > 0) {
1830 strcpy(actual_rm, force_room);
1833 lprintf(9, "Possibly relocating\n");
1834 if (strcasecmp(actual_rm, CC->quickroom.QRname)) {
1835 getroom(&CC->quickroom, actual_rm);
1839 * If this message has no O (room) field, generate one.
1841 if (msg->cm_fields['O'] == NULL) {
1842 msg->cm_fields['O'] = strdoop(CC->quickroom.QRname);
1845 /* Perform "before save" hooks (aborting if any return nonzero) */
1846 lprintf(9, "Performing before-save hooks\n");
1847 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-1);
1849 /* If this message has an Extended ID, perform replication checks */
1850 lprintf(9, "Performing replication checks\n");
1851 if (ReplicationChecks(msg) > 0) return(-1);
1853 /* Save it to disk */
1854 lprintf(9, "Saving to disk\n");
1855 newmsgid = send_message(msg, NULL);
1856 if (newmsgid <= 0L) return(-1);
1858 /* Write a supplemental message info record. This doesn't have to
1859 * be a critical section because nobody else knows about this message
1862 lprintf(9, "Creating MetaData record\n");
1863 memset(&smi, 0, sizeof(struct MetaData));
1864 smi.meta_msgnum = newmsgid;
1865 smi.meta_refcount = 0;
1866 safestrncpy(smi.meta_content_type, content_type, 64);
1869 /* Now figure out where to store the pointers */
1870 lprintf(9, "Storing pointers\n");
1872 /* If this is being done by the networker delivering a private
1873 * message, we want to BYPASS saving the sender's copy (because there
1874 * is no local sender; it would otherwise go to the Trashcan).
1876 if ((!CC->internal_pgm) || (recps == NULL)) {
1877 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0) != 0) {
1878 lprintf(3, "ERROR saving message pointer!\n");
1879 CtdlSaveMsgPointerInRoom(AIDEROOM, newmsgid, 0);
1883 /* For internet mail, drop a copy in the outbound queue room */
1885 if (recps->num_internet > 0) {
1886 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0);
1889 /* If other rooms are specified, drop them there too. */
1891 if (recps->num_room > 0)
1892 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
1893 extract(recipient, recps->recp_room, i);
1894 lprintf(9, "Delivering to local room <%s>\n", recipient);
1895 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0);
1898 /* Bump this user's messages posted counter. */
1899 lprintf(9, "Updating user\n");
1900 lgetuser(&CC->usersupp, CC->curr_user);
1901 CC->usersupp.posted = CC->usersupp.posted + 1;
1902 lputuser(&CC->usersupp);
1904 /* If this is private, local mail, make a copy in the
1905 * recipient's mailbox and bump the reference count.
1908 if (recps->num_local > 0)
1909 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
1910 extract(recipient, recps->recp_local, i);
1911 lprintf(9, "Delivering private local mail to <%s>\n",
1913 if (getuser(&userbuf, recipient) == 0) {
1914 MailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
1915 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0);
1916 BumpNewMailCounter(userbuf.usernum);
1919 lprintf(9, "No user <%s>\n", recipient);
1920 CtdlSaveMsgPointerInRoom(AIDEROOM, newmsgid, 0);
1924 /* Perform "after save" hooks */
1925 lprintf(9, "Performing after-save hooks\n");
1926 PerformMessageHooks(msg, EVT_AFTERSAVE);
1928 /* For IGnet mail, we have to save a new copy into the spooler for
1929 * each recipient, with the R and D fields set to the recipient and
1930 * destination-node. This has two ugly side effects: all other
1931 * recipients end up being unlisted in this recipient's copy of the
1932 * message, and it has to deliver multiple messages to the same
1933 * node. We'll revisit this again in a year or so when everyone has
1934 * a network spool receiver that can handle the new style messages.
1937 if (recps->num_ignet > 0)
1938 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
1939 extract(recipient, recps->recp_ignet, i);
1941 hold_R = msg->cm_fields['R'];
1942 hold_D = msg->cm_fields['D'];
1943 msg->cm_fields['R'] = mallok(SIZ);
1944 msg->cm_fields['D'] = mallok(SIZ);
1945 extract_token(msg->cm_fields['R'], recipient, 0, '@');
1946 extract_token(msg->cm_fields['D'], recipient, 1, '@');
1948 serialize_message(&smr, msg);
1950 snprintf(aaa, sizeof aaa,
1951 "./network/spoolin/netmail.%04lx.%04x.%04x",
1952 (long) getpid(), CC->cs_pid, ++seqnum);
1953 network_fp = fopen(aaa, "wb+");
1954 if (network_fp != NULL) {
1955 fwrite(smr.ser, smr.len, 1, network_fp);
1961 phree(msg->cm_fields['R']);
1962 phree(msg->cm_fields['D']);
1963 msg->cm_fields['R'] = hold_R;
1964 msg->cm_fields['D'] = hold_D;
1967 /* Go back to the room we started from */
1968 lprintf(9, "Returning to original room\n");
1969 if (strcasecmp(hold_rm, CC->quickroom.QRname))
1970 getroom(&CC->quickroom, hold_rm);
1972 /* For internet mail, generate delivery instructions.
1973 * Yes, this is recursive. Deal with it. Infinite recursion does
1974 * not happen because the delivery instructions message does not
1975 * contain a recipient.
1978 if (recps->num_internet > 0) {
1979 lprintf(9, "Generating delivery instructions\n");
1980 instr = mallok(SIZ * 2);
1981 snprintf(instr, SIZ * 2,
1982 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
1984 SPOOLMIME, newmsgid, (long)time(NULL),
1985 msg->cm_fields['A'], msg->cm_fields['N']
1988 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
1989 size_t tmp = strlen(instr);
1990 extract(recipient, recps->recp_internet, i);
1991 snprintf(&instr[tmp], SIZ * 2 - tmp,
1992 "remote|%s|0||\n", recipient);
1995 imsg = mallok(sizeof(struct CtdlMessage));
1996 memset(imsg, 0, sizeof(struct CtdlMessage));
1997 imsg->cm_magic = CTDLMESSAGE_MAGIC;
1998 imsg->cm_anon_type = MES_NORMAL;
1999 imsg->cm_format_type = FMT_RFC822;
2000 imsg->cm_fields['A'] = strdoop("Citadel");
2001 imsg->cm_fields['M'] = instr;
2002 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2003 CtdlFreeMessage(imsg);
2012 * Convenience function for generating small administrative messages.
2014 void quickie_message(char *from, char *to, char *room, char *text)
2016 struct CtdlMessage *msg;
2018 msg = mallok(sizeof(struct CtdlMessage));
2019 memset(msg, 0, sizeof(struct CtdlMessage));
2020 msg->cm_magic = CTDLMESSAGE_MAGIC;
2021 msg->cm_anon_type = MES_NORMAL;
2022 msg->cm_format_type = 0;
2023 msg->cm_fields['A'] = strdoop(from);
2024 msg->cm_fields['O'] = strdoop(room);
2025 msg->cm_fields['N'] = strdoop(NODENAME);
2027 msg->cm_fields['R'] = strdoop(to);
2028 msg->cm_fields['M'] = strdoop(text);
2030 CtdlSubmitMsg(msg, NULL, room);
2031 CtdlFreeMessage(msg);
2032 syslog(LOG_NOTICE, text);
2038 * Back end function used by make_message() and similar functions
2040 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2041 size_t maxlen, /* maximum message length */
2042 char *exist /* if non-null, append to it;
2043 exist is ALWAYS freed */
2047 size_t message_len = 0;
2048 size_t buffer_len = 0;
2052 if (exist == NULL) {
2059 message_len = strlen(exist);
2060 buffer_len = message_len + 4096;
2061 m = reallok(exist, buffer_len);
2068 /* flush the input if we have nowhere to store it */
2070 while ( (client_gets(buf)>0) && strcmp(buf, terminator) ) ;;
2074 /* read in the lines of message text one by one */
2075 while ( (client_gets(buf)>0) && strcmp(buf, terminator) ) {
2077 /* strip trailing newline type stuff */
2078 if (buf[strlen(buf)-1]==10) buf[strlen(buf)-1]=0;
2079 if (buf[strlen(buf)-1]==13) buf[strlen(buf)-1]=0;
2081 linelen = strlen(buf);
2083 /* augment the buffer if we have to */
2084 if ((message_len + linelen + 2) > buffer_len) {
2085 lprintf(9, "realloking\n");
2086 ptr = reallok(m, (buffer_len * 2) );
2087 if (ptr == NULL) { /* flush if can't allocate */
2088 while ( (client_gets(buf)>0) &&
2089 strcmp(buf, terminator)) ;;
2092 buffer_len = (buffer_len * 2);
2094 lprintf(9, "buffer_len is %ld\n", (long)buffer_len);
2098 /* Add the new line to the buffer. NOTE: this loop must avoid
2099 * using functions like strcat() and strlen() because they
2100 * traverse the entire buffer upon every call, and doing that
2101 * for a multi-megabyte message slows it down beyond usability.
2103 strcpy(&m[message_len], buf);
2104 m[message_len + linelen] = '\n';
2105 m[message_len + linelen + 1] = 0;
2106 message_len = message_len + linelen + 1;
2108 /* if we've hit the max msg length, flush the rest */
2109 if (message_len >= maxlen) {
2110 while ( (client_gets(buf)>0)
2111 && strcmp(buf, terminator)) ;;
2122 * Build a binary message to be saved on disk.
2125 static struct CtdlMessage *make_message(
2126 struct usersupp *author, /* author's usersupp structure */
2127 char *recipient, /* NULL if it's not mail */
2128 char *room, /* room where it's going */
2129 int type, /* see MES_ types in header file */
2130 int format_type, /* variformat, plain text, MIME... */
2131 char *fake_name, /* who we're masquerading as */
2132 char *subject /* Subject (optional) */
2134 char dest_node[SIZ];
2136 struct CtdlMessage *msg;
2138 msg = mallok(sizeof(struct CtdlMessage));
2139 memset(msg, 0, sizeof(struct CtdlMessage));
2140 msg->cm_magic = CTDLMESSAGE_MAGIC;
2141 msg->cm_anon_type = type;
2142 msg->cm_format_type = format_type;
2144 /* Don't confuse the poor folks if it's not routed mail. */
2145 strcpy(dest_node, "");
2149 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2150 msg->cm_fields['P'] = strdoop(buf);
2152 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2153 msg->cm_fields['T'] = strdoop(buf);
2155 if (fake_name[0]) /* author */
2156 msg->cm_fields['A'] = strdoop(fake_name);
2158 msg->cm_fields['A'] = strdoop(author->fullname);
2160 if (CC->quickroom.QRflags & QR_MAILBOX) { /* room */
2161 msg->cm_fields['O'] = strdoop(&CC->quickroom.QRname[11]);
2164 msg->cm_fields['O'] = strdoop(CC->quickroom.QRname);
2167 msg->cm_fields['N'] = strdoop(NODENAME); /* nodename */
2168 msg->cm_fields['H'] = strdoop(HUMANNODE); /* hnodename */
2170 if (recipient[0] != 0) {
2171 msg->cm_fields['R'] = strdoop(recipient);
2173 if (dest_node[0] != 0) {
2174 msg->cm_fields['D'] = strdoop(dest_node);
2177 if ( (author == &CC->usersupp) && (CC->cs_inet_email != NULL) ) {
2178 msg->cm_fields['F'] = strdoop(CC->cs_inet_email);
2181 if (subject != NULL) {
2183 if (strlen(subject) > 0) {
2184 msg->cm_fields['U'] = strdoop(subject);
2188 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2189 config.c_maxmsglen, NULL);
2196 * Check to see whether we have permission to post a message in the current
2197 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2198 * returns 0 on success.
2200 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2202 if (!(CC->logged_in)) {
2203 snprintf(errmsgbuf, n, "Not logged in.");
2204 return (ERROR + NOT_LOGGED_IN);
2207 if ((CC->usersupp.axlevel < 2)
2208 && ((CC->quickroom.QRflags & QR_MAILBOX) == 0)) {
2209 snprintf(errmsgbuf, n, "Need to be validated to enter "
2210 "(except in %s> to sysop)", MAILROOM);
2211 return (ERROR + HIGHER_ACCESS_REQUIRED);
2214 if ((CC->usersupp.axlevel < 4)
2215 && (CC->quickroom.QRflags & QR_NETWORK)) {
2216 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2217 return (ERROR + HIGHER_ACCESS_REQUIRED);
2220 if ((CC->usersupp.axlevel < 6)
2221 && (CC->quickroom.QRflags & QR_READONLY)) {
2222 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2223 return (ERROR + HIGHER_ACCESS_REQUIRED);
2226 strcpy(errmsgbuf, "Ok");
2232 * Validate recipients, count delivery types and errors, and handle aliasing
2233 * FIXME check for dupes!!!!!
2235 struct recptypes *validate_recipients(char *recipients) {
2236 struct recptypes *ret;
2237 char this_recp[SIZ];
2238 char this_recp_cooked[SIZ];
2244 struct usersupp tempUS;
2245 struct quickroom tempQR;
2248 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2249 if (ret == NULL) return(NULL);
2250 memset(ret, 0, sizeof(struct recptypes));
2253 ret->num_internet = 0;
2258 if (recipients == NULL) {
2261 else if (strlen(recipients) == 0) {
2265 /* Change all valid separator characters to commas */
2266 for (i=0; i<strlen(recipients); ++i) {
2267 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2268 recipients[i] = ',';
2273 num_recps = num_tokens(recipients, ',');
2276 if (num_recps > 0) for (i=0; i<num_recps; ++i) {
2277 extract_token(this_recp, recipients, i, ',');
2279 lprintf(9, "Evaluating recipient #%d <%s>\n", i, this_recp);
2280 mailtype = alias(this_recp);
2281 mailtype = alias(this_recp);
2282 mailtype = alias(this_recp);
2283 for (j=0; j<=strlen(this_recp); ++j) {
2284 if (this_recp[j]=='_') {
2285 this_recp_cooked[j] = ' ';
2288 this_recp_cooked[j] = this_recp[j];
2294 if (!strcasecmp(this_recp, "sysop")) {
2296 strcpy(this_recp, AIDEROOM);
2297 if (strlen(ret->recp_room) > 0) {
2298 strcat(ret->recp_room, "|");
2300 strcat(ret->recp_room, this_recp);
2302 else if (getuser(&tempUS, this_recp) == 0) {
2304 strcpy(this_recp, tempUS.fullname);
2305 if (strlen(ret->recp_local) > 0) {
2306 strcat(ret->recp_local, "|");
2308 strcat(ret->recp_local, this_recp);
2310 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2312 strcpy(this_recp, tempUS.fullname);
2313 if (strlen(ret->recp_local) > 0) {
2314 strcat(ret->recp_local, "|");
2316 strcat(ret->recp_local, this_recp);
2318 else if ( (!strncasecmp(this_recp, "room_", 5))
2319 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2321 if (strlen(ret->recp_room) > 0) {
2322 strcat(ret->recp_room, "|");
2324 strcat(ret->recp_room, &this_recp_cooked[5]);
2332 ++ret->num_internet;
2333 if (strlen(ret->recp_internet) > 0) {
2334 strcat(ret->recp_internet, "|");
2336 strcat(ret->recp_internet, this_recp);
2340 if (strlen(ret->recp_ignet) > 0) {
2341 strcat(ret->recp_ignet, "|");
2343 strcat(ret->recp_ignet, this_recp);
2351 if (strlen(ret->errormsg) == 0) {
2352 snprintf(append, sizeof append,
2353 "Invalid recipient: %s",
2357 snprintf(append, sizeof append,
2360 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2361 strcat(ret->errormsg, append);
2365 if (strlen(ret->display_recp) == 0) {
2366 strcpy(append, this_recp);
2369 snprintf(append, sizeof append, ", %s",
2372 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2373 strcat(ret->display_recp, append);
2378 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2379 ret->num_room + ret->num_error) == 0) {
2381 strcpy(ret->errormsg, "No recipients specified.");
2384 lprintf(9, "validate_recipients()\n");
2385 lprintf(9, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2386 lprintf(9, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2387 lprintf(9, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2388 lprintf(9, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2389 lprintf(9, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2397 * message entry - mode 0 (normal)
2399 void cmd_ent0(char *entargs)
2403 char masquerade_as[SIZ];
2405 int format_type = 0;
2406 char newusername[SIZ];
2407 struct CtdlMessage *msg;
2411 struct recptypes *valid = NULL;
2414 post = extract_int(entargs, 0);
2415 extract(recp, entargs, 1);
2416 anon_flag = extract_int(entargs, 2);
2417 format_type = extract_int(entargs, 3);
2418 extract(subject, entargs, 4);
2420 /* first check to make sure the request is valid. */
2422 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2424 cprintf("%d %s\n", err, errmsg);
2428 /* Check some other permission type things. */
2431 if (CC->usersupp.axlevel < 6) {
2432 cprintf("%d You don't have permission to masquerade.\n",
2433 ERROR + HIGHER_ACCESS_REQUIRED);
2436 extract(newusername, entargs, 4);
2437 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2438 safestrncpy(CC->fake_postname, newusername,
2439 sizeof(CC->fake_postname) );
2440 cprintf("%d ok\n", CIT_OK);
2443 CC->cs_flags |= CS_POSTING;
2445 /* In the Mail> room we have to behave a little differently --
2446 * make sure the user has specified at least one recipient. Then
2447 * validate the recipient(s).
2449 if ( (CC->quickroom.QRflags & QR_MAILBOX)
2450 && (!strcasecmp(&CC->quickroom.QRname[11], MAILROOM)) ) {
2452 if (CC->usersupp.axlevel < 2) {
2453 strcpy(recp, "sysop");
2456 valid = validate_recipients(recp);
2457 if (valid->num_error > 0) {
2459 ERROR + NO_SUCH_USER, valid->errormsg);
2464 if ( ( (valid->num_internet + valid->num_ignet) > 0)
2465 && (CC->usersupp.axlevel < 4) ) {
2466 cprintf("%d Higher access required for network mail.\n",
2467 ERROR + HIGHER_ACCESS_REQUIRED);
2472 if ((RESTRICT_INTERNET == 1) && (valid->num_internet > 0)
2473 && ((CC->usersupp.flags & US_INTERNET) == 0)
2474 && (!CC->internal_pgm)) {
2475 cprintf("%d You don't have access to Internet mail.\n",
2476 ERROR + HIGHER_ACCESS_REQUIRED);
2483 /* Is this a room which has anonymous-only or anonymous-option? */
2484 anonymous = MES_NORMAL;
2485 if (CC->quickroom.QRflags & QR_ANONONLY) {
2486 anonymous = MES_ANONONLY;
2488 if (CC->quickroom.QRflags & QR_ANONOPT) {
2489 if (anon_flag == 1) { /* only if the user requested it */
2490 anonymous = MES_ANONOPT;
2494 if ((CC->quickroom.QRflags & QR_MAILBOX) == 0) {
2498 /* If we're only checking the validity of the request, return
2499 * success without creating the message.
2502 cprintf("%d %s\n", CIT_OK,
2503 ((valid != NULL) ? valid->display_recp : "") );
2508 /* Handle author masquerading */
2509 if (CC->fake_postname[0]) {
2510 strcpy(masquerade_as, CC->fake_postname);
2512 else if (CC->fake_username[0]) {
2513 strcpy(masquerade_as, CC->fake_username);
2516 strcpy(masquerade_as, "");
2519 /* Read in the message from the client. */
2520 cprintf("%d send message\n", SEND_LISTING);
2521 msg = make_message(&CC->usersupp, recp,
2522 CC->quickroom.QRname, anonymous, format_type,
2523 masquerade_as, subject);
2526 CtdlSubmitMsg(msg, valid, "");
2527 CtdlFreeMessage(msg);
2529 CC->fake_postname[0] = '\0';
2537 * API function to delete messages which match a set of criteria
2538 * (returns the actual number of messages deleted)
2540 int CtdlDeleteMessages(char *room_name, /* which room */
2541 long dmsgnum, /* or "0" for any */
2542 char *content_type /* or "" for any */
2546 struct quickroom qrbuf;
2547 struct cdbdata *cdbfr;
2548 long *msglist = NULL;
2549 long *dellist = NULL;
2552 int num_deleted = 0;
2554 struct MetaData smi;
2556 lprintf(9, "CtdlDeleteMessages(%s, %ld, %s)\n",
2557 room_name, dmsgnum, content_type);
2559 /* get room record, obtaining a lock... */
2560 if (lgetroom(&qrbuf, room_name) != 0) {
2561 lprintf(7, "CtdlDeleteMessages(): Room <%s> not found\n",
2563 return (0); /* room not found */
2565 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
2567 if (cdbfr != NULL) {
2568 msglist = mallok(cdbfr->len);
2569 dellist = mallok(cdbfr->len);
2570 memcpy(msglist, cdbfr->ptr, cdbfr->len);
2571 num_msgs = cdbfr->len / sizeof(long);
2575 for (i = 0; i < num_msgs; ++i) {
2578 /* Set/clear a bit for each criterion */
2580 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
2581 delete_this |= 0x01;
2583 if (strlen(content_type) == 0) {
2584 delete_this |= 0x02;
2586 GetMetaData(&smi, msglist[i]);
2587 if (!strcasecmp(smi.meta_content_type,
2589 delete_this |= 0x02;
2593 /* Delete message only if all bits are set */
2594 if (delete_this == 0x03) {
2595 dellist[num_deleted++] = msglist[i];
2600 num_msgs = sort_msglist(msglist, num_msgs);
2601 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long),
2602 msglist, (num_msgs * sizeof(long)));
2604 qrbuf.QRhighest = msglist[num_msgs - 1];
2608 /* Go through the messages we pulled out of the index, and decrement
2609 * their reference counts by 1. If this is the only room the message
2610 * was in, the reference count will reach zero and the message will
2611 * automatically be deleted from the database. We do this in a
2612 * separate pass because there might be plug-in hooks getting called,
2613 * and we don't want that happening during an S_QUICKROOM critical
2616 if (num_deleted) for (i=0; i<num_deleted; ++i) {
2617 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
2618 AdjRefCount(dellist[i], -1);
2621 /* Now free the memory we used, and go away. */
2622 if (msglist != NULL) phree(msglist);
2623 if (dellist != NULL) phree(dellist);
2624 lprintf(9, "%d message(s) deleted.\n", num_deleted);
2625 return (num_deleted);
2631 * Check whether the current user has permission to delete messages from
2632 * the current room (returns 1 for yes, 0 for no)
2634 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
2635 getuser(&CC->usersupp, CC->curr_user);
2636 if ((CC->usersupp.axlevel < 6)
2637 && (CC->usersupp.usernum != CC->quickroom.QRroomaide)
2638 && ((CC->quickroom.QRflags & QR_MAILBOX) == 0)
2639 && (!(CC->internal_pgm))) {
2648 * Delete message from current room
2650 void cmd_dele(char *delstr)
2655 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
2656 cprintf("%d Higher access required.\n",
2657 ERROR + HIGHER_ACCESS_REQUIRED);
2660 delnum = extract_long(delstr, 0);
2662 num_deleted = CtdlDeleteMessages(CC->quickroom.QRname, delnum, "");
2665 cprintf("%d %d message%s deleted.\n", CIT_OK,
2666 num_deleted, ((num_deleted != 1) ? "s" : ""));
2668 cprintf("%d Message %ld not found.\n", ERROR, delnum);
2674 * Back end API function for moves and deletes
2676 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
2679 err = CtdlSaveMsgPointerInRoom(dest, msgnum,
2680 (SM_VERIFY_GOODNESS | SM_DO_REPL_CHECK) );
2681 if (err != 0) return(err);
2689 * move or copy a message to another room
2691 void cmd_move(char *args)
2695 struct quickroom qtemp;
2699 num = extract_long(args, 0);
2700 extract(targ, args, 1);
2701 targ[ROOMNAMELEN - 1] = 0;
2702 is_copy = extract_int(args, 2);
2704 if (getroom(&qtemp, targ) != 0) {
2705 cprintf("%d '%s' does not exist.\n", ERROR, targ);
2709 getuser(&CC->usersupp, CC->curr_user);
2710 /* Aides can move/copy */
2711 if ((CC->usersupp.axlevel < 6)
2712 /* Roomaides can move/copy */
2713 && (CC->usersupp.usernum != CC->quickroom.QRroomaide)
2714 /* Permit move/copy to/from personal rooms */
2715 && (!((CC->quickroom.QRflags & QR_MAILBOX)
2716 && (qtemp.QRflags & QR_MAILBOX)))
2717 /* Permit only copy from public to personal room */
2718 && (!(is_copy && !(CC->quickroom.QRflags & QR_MAILBOX)
2719 && (qtemp.QRflags & QR_MAILBOX)))) {
2720 cprintf("%d Higher access required.\n",
2721 ERROR + HIGHER_ACCESS_REQUIRED);
2725 err = CtdlCopyMsgToRoom(num, targ);
2727 cprintf("%d Cannot store message in %s: error %d\n",
2732 /* Now delete the message from the source room,
2733 * if this is a 'move' rather than a 'copy' operation.
2736 CtdlDeleteMessages(CC->quickroom.QRname, num, "");
2739 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
2745 * GetMetaData() - Get the supplementary record for a message
2747 void GetMetaData(struct MetaData *smibuf, long msgnum)
2750 struct cdbdata *cdbsmi;
2753 memset(smibuf, 0, sizeof(struct MetaData));
2754 smibuf->meta_msgnum = msgnum;
2755 smibuf->meta_refcount = 1; /* Default reference count is 1 */
2757 /* Use the negative of the message number for its supp record index */
2758 TheIndex = (0L - msgnum);
2760 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
2761 if (cdbsmi == NULL) {
2762 return; /* record not found; go with defaults */
2764 memcpy(smibuf, cdbsmi->ptr,
2765 ((cdbsmi->len > sizeof(struct MetaData)) ?
2766 sizeof(struct MetaData) : cdbsmi->len));
2773 * PutMetaData() - (re)write supplementary record for a message
2775 void PutMetaData(struct MetaData *smibuf)
2779 /* Use the negative of the message number for the metadata db index */
2780 TheIndex = (0L - smibuf->meta_msgnum);
2782 lprintf(9, "PutMetaData(%ld) - ref count is %d\n",
2783 smibuf->meta_msgnum, smibuf->meta_refcount);
2785 cdb_store(CDB_MSGMAIN,
2786 &TheIndex, sizeof(long),
2787 smibuf, sizeof(struct MetaData));
2792 * AdjRefCount - change the reference count for a message;
2793 * delete the message if it reaches zero
2795 void AdjRefCount(long msgnum, int incr)
2798 struct MetaData smi;
2801 /* This is a *tight* critical section; please keep it that way, as
2802 * it may get called while nested in other critical sections.
2803 * Complicating this any further will surely cause deadlock!
2805 begin_critical_section(S_SUPPMSGMAIN);
2806 GetMetaData(&smi, msgnum);
2807 lprintf(9, "Ref count for message <%ld> before write is <%d>\n",
2808 msgnum, smi.meta_refcount);
2809 smi.meta_refcount += incr;
2811 end_critical_section(S_SUPPMSGMAIN);
2812 lprintf(9, "Ref count for message <%ld> after write is <%d>\n",
2813 msgnum, smi.meta_refcount);
2815 /* If the reference count is now zero, delete the message
2816 * (and its supplementary record as well).
2818 if (smi.meta_refcount == 0) {
2819 lprintf(9, "Deleting message <%ld>\n", msgnum);
2821 cdb_delete(CDB_MSGMAIN, &delnum, sizeof(long));
2823 /* We have to delete the metadata record too! */
2824 delnum = (0L - msgnum);
2825 cdb_delete(CDB_MSGMAIN, &delnum, sizeof(long));
2830 * Write a generic object to this room
2832 * Note: this could be much more efficient. Right now we use two temporary
2833 * files, and still pull the message into memory as with all others.
2835 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
2836 char *content_type, /* MIME type of this object */
2837 char *tempfilename, /* Where to fetch it from */
2838 struct usersupp *is_mailbox, /* Mailbox room? */
2839 int is_binary, /* Is encoding necessary? */
2840 int is_unique, /* Del others of this type? */
2841 unsigned int flags /* Internal save flags */
2846 char filename[PATH_MAX];
2849 struct quickroom qrbuf;
2850 char roomname[ROOMNAMELEN];
2851 struct CtdlMessage *msg;
2854 if (is_mailbox != NULL)
2855 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
2857 safestrncpy(roomname, req_room, sizeof(roomname));
2858 lprintf(9, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
2860 strcpy(filename, tmpnam(NULL));
2861 fp = fopen(filename, "w");
2865 tempfp = fopen(tempfilename, "r");
2866 if (tempfp == NULL) {
2872 fprintf(fp, "Content-type: %s\n", content_type);
2873 lprintf(9, "Content-type: %s\n", content_type);
2875 if (is_binary == 0) {
2876 fprintf(fp, "Content-transfer-encoding: 7bit\n\n");
2877 while (ch = getc(tempfp), ch > 0)
2883 fprintf(fp, "Content-transfer-encoding: base64\n\n");
2886 snprintf(cmdbuf, sizeof cmdbuf, "./base64 -e <%s >>%s",
2887 tempfilename, filename);
2891 lprintf(9, "Allocating\n");
2892 msg = mallok(sizeof(struct CtdlMessage));
2893 memset(msg, 0, sizeof(struct CtdlMessage));
2894 msg->cm_magic = CTDLMESSAGE_MAGIC;
2895 msg->cm_anon_type = MES_NORMAL;
2896 msg->cm_format_type = 4;
2897 msg->cm_fields['A'] = strdoop(CC->usersupp.fullname);
2898 msg->cm_fields['O'] = strdoop(req_room);
2899 msg->cm_fields['N'] = strdoop(config.c_nodename);
2900 msg->cm_fields['H'] = strdoop(config.c_humannode);
2901 msg->cm_flags = flags;
2903 lprintf(9, "Loading\n");
2904 fp = fopen(filename, "rb");
2905 fseek(fp, 0L, SEEK_END);
2908 msg->cm_fields['M'] = mallok(len);
2909 fread(msg->cm_fields['M'], len, 1, fp);
2913 /* Create the requested room if we have to. */
2914 if (getroom(&qrbuf, roomname) != 0) {
2915 create_room(roomname,
2916 ( (is_mailbox != NULL) ? 5 : 3 ),
2919 /* If the caller specified this object as unique, delete all
2920 * other objects of this type that are currently in the room.
2923 lprintf(9, "Deleted %d other msgs of this type\n",
2924 CtdlDeleteMessages(roomname, 0L, content_type));
2926 /* Now write the data */
2927 CtdlSubmitMsg(msg, NULL, roomname);
2928 CtdlFreeMessage(msg);
2936 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
2937 config_msgnum = msgnum;
2941 char *CtdlGetSysConfig(char *sysconfname) {
2942 char hold_rm[ROOMNAMELEN];
2945 struct CtdlMessage *msg;
2948 strcpy(hold_rm, CC->quickroom.QRname);
2949 if (getroom(&CC->quickroom, SYSCONFIGROOM) != 0) {
2950 getroom(&CC->quickroom, hold_rm);
2955 /* We want the last (and probably only) config in this room */
2956 begin_critical_section(S_CONFIG);
2957 config_msgnum = (-1L);
2958 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
2959 CtdlGetSysConfigBackend, NULL);
2960 msgnum = config_msgnum;
2961 end_critical_section(S_CONFIG);
2967 msg = CtdlFetchMessage(msgnum);
2969 conf = strdoop(msg->cm_fields['M']);
2970 CtdlFreeMessage(msg);
2977 getroom(&CC->quickroom, hold_rm);
2979 if (conf != NULL) do {
2980 extract_token(buf, conf, 0, '\n');
2981 strcpy(conf, &conf[strlen(buf)+1]);
2982 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
2987 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
2988 char temp[PATH_MAX];
2991 strcpy(temp, tmpnam(NULL));
2993 fp = fopen(temp, "w");
2994 if (fp == NULL) return;
2995 fprintf(fp, "%s", sysconfdata);
2998 /* this handy API function does all the work for us */
2999 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);