4 * Implements the message store.
18 #if TIME_WITH_SYS_TIME
19 # include <sys/time.h>
23 # include <sys/time.h>
38 #include "serv_extensions.h"
42 #include "sysdep_decls.h"
43 #include "citserver.h"
50 #include "mime_parser.h"
53 #include "internet_addressing.h"
54 #include "serv_fulltext.h"
56 #include "euidindex.h"
59 struct addresses_to_be_filed *atbf = NULL;
62 * This really belongs in serv_network.c, but I don't know how to export
63 * symbols between modules.
65 struct FilterList *filterlist = NULL;
69 * These are the four-character field headers we use when outputting
70 * messages in Citadel format (as opposed to RFC822 format).
73 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
107 * This function is self explanatory.
108 * (What can I say, I'm in a weird mood today...)
110 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
114 for (i = 0; i < strlen(name); ++i) {
115 if (name[i] == '@') {
116 while (isspace(name[i - 1]) && i > 0) {
117 strcpy(&name[i - 1], &name[i]);
120 while (isspace(name[i + 1])) {
121 strcpy(&name[i + 1], &name[i + 2]);
129 * Aliasing for network mail.
130 * (Error messages have been commented out, because this is a server.)
132 int alias(char *name)
133 { /* process alias and routing info for mail */
136 char aaa[SIZ], bbb[SIZ];
137 char *ignetcfg = NULL;
138 char *ignetmap = NULL;
145 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
153 "mail.aliases", "r");
155 fp = fopen("/dev/null", "r");
162 while (fgets(aaa, sizeof aaa, fp) != NULL) {
163 while (isspace(name[0]))
164 strcpy(name, &name[1]);
165 aaa[strlen(aaa) - 1] = 0;
167 for (a = 0; a < strlen(aaa); ++a) {
169 strcpy(bbb, &aaa[a + 1]);
173 if (!strcasecmp(name, aaa))
178 /* Hit the Global Address Book */
179 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
183 lprintf(CTDL_INFO, "Mail is being forwarded to %s\n", name);
185 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
186 for (a=0; a<strlen(name); ++a) {
187 if (name[a] == '@') {
188 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
190 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
195 /* determine local or remote type, see citadel.h */
196 at = haschar(name, '@');
197 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
198 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
199 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
201 /* figure out the delivery mode */
202 extract_token(node, name, 1, '@', sizeof node);
204 /* If there are one or more dots in the nodename, we assume that it
205 * is an FQDN and will attempt SMTP delivery to the Internet.
207 if (haschar(node, '.') > 0) {
208 return(MES_INTERNET);
211 /* Otherwise we look in the IGnet maps for a valid Citadel node.
212 * Try directly-connected nodes first...
214 ignetcfg = CtdlGetSysConfig(IGNETCFG);
215 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
216 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
217 extract_token(testnode, buf, 0, '|', sizeof testnode);
218 if (!strcasecmp(node, testnode)) {
226 * Then try nodes that are two or more hops away.
228 ignetmap = CtdlGetSysConfig(IGNETMAP);
229 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
230 extract_token(buf, ignetmap, i, '\n', sizeof buf);
231 extract_token(testnode, buf, 0, '|', sizeof testnode);
232 if (!strcasecmp(node, testnode)) {
239 /* If we get to this point it's an invalid node name */
254 "/citadel.control", "r");
256 lprintf(CTDL_CRIT, "Cannot open citadel.control: %s\n",
260 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
266 * Back end for the MSGS command: output message number only.
268 void simple_listing(long msgnum, void *userdata)
270 cprintf("%ld\n", msgnum);
276 * Back end for the MSGS command: output header summary.
278 void headers_listing(long msgnum, void *userdata)
280 struct CtdlMessage *msg;
282 msg = CtdlFetchMessage(msgnum, 0);
284 cprintf("%ld|0|||||\n", msgnum);
288 cprintf("%ld|%s|%s|%s|%s|%s|\n",
290 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
291 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
292 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
293 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
294 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
296 CtdlFreeMessage(msg);
301 /* Determine if a given message matches the fields in a message template.
302 * Return 0 for a successful match.
304 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
307 /* If there aren't any fields in the template, all messages will
310 if (template == NULL) return(0);
312 /* Null messages are bogus. */
313 if (msg == NULL) return(1);
315 for (i='A'; i<='Z'; ++i) {
316 if (template->cm_fields[i] != NULL) {
317 if (msg->cm_fields[i] == NULL) {
320 if (strcasecmp(msg->cm_fields[i],
321 template->cm_fields[i])) return 1;
325 /* All compares succeeded: we have a match! */
332 * Retrieve the "seen" message list for the current room.
334 void CtdlGetSeen(char *buf, int which_set) {
337 /* Learn about the user and room in question */
338 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
340 if (which_set == ctdlsetseen_seen)
341 safestrncpy(buf, vbuf.v_seen, SIZ);
342 if (which_set == ctdlsetseen_answered)
343 safestrncpy(buf, vbuf.v_answered, SIZ);
349 * Manipulate the "seen msgs" string (or other message set strings)
351 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
352 int target_setting, int which_set,
353 struct ctdluser *which_user, struct ctdlroom *which_room) {
354 struct cdbdata *cdbfr;
366 char *is_set; /* actually an array of booleans */
369 char setstr[SIZ], lostr[SIZ], histr[SIZ];
372 lprintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %d, %d)\n",
373 num_target_msgnums, target_msgnums[0],
374 target_setting, which_set);
376 /* Learn about the user and room in question */
377 CtdlGetRelationship(&vbuf,
378 ((which_user != NULL) ? which_user : &CC->user),
379 ((which_room != NULL) ? which_room : &CC->room)
382 /* Load the message list */
383 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
385 msglist = malloc(cdbfr->len);
386 memcpy(msglist, cdbfr->ptr, cdbfr->len);
387 num_msgs = cdbfr->len / sizeof(long);
390 return; /* No messages at all? No further action. */
393 is_set = malloc(num_msgs * sizeof(char));
394 memset(is_set, 0, (num_msgs * sizeof(char)) );
396 /* Decide which message set we're manipulating */
398 case ctdlsetseen_seen:
399 safestrncpy(vset, vbuf.v_seen, sizeof vset);
401 case ctdlsetseen_answered:
402 safestrncpy(vset, vbuf.v_answered, sizeof vset);
406 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
408 /* Translate the existing sequence set into an array of booleans */
409 num_sets = num_tokens(vset, ',');
410 for (s=0; s<num_sets; ++s) {
411 extract_token(setstr, vset, s, ',', sizeof setstr);
413 extract_token(lostr, setstr, 0, ':', sizeof lostr);
414 if (num_tokens(setstr, ':') >= 2) {
415 extract_token(histr, setstr, 1, ':', sizeof histr);
416 if (!strcmp(histr, "*")) {
417 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
421 strcpy(histr, lostr);
426 for (i = 0; i < num_msgs; ++i) {
427 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
433 /* Now translate the array of booleans back into a sequence set */
438 for (i=0; i<num_msgs; ++i) {
440 is_seen = is_set[i]; /* Default to existing setting */
442 for (k=0; k<num_target_msgnums; ++k) {
443 if (msglist[i] == target_msgnums[k]) {
444 is_seen = target_setting;
449 if (lo < 0L) lo = msglist[i];
453 if ( ((is_seen == 0) && (was_seen == 1))
454 || ((is_seen == 1) && (i == num_msgs-1)) ) {
456 /* begin trim-o-matic code */
459 while ( (strlen(vset) + 20) > sizeof vset) {
460 remove_token(vset, 0, ',');
462 if (j--) break; /* loop no more than 9 times */
464 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
468 snprintf(lostr, sizeof lostr,
469 "1:%ld,%s", t, vset);
470 safestrncpy(vset, lostr, sizeof vset);
472 /* end trim-o-matic code */
480 snprintf(&vset[tmp], (sizeof vset) - tmp,
484 snprintf(&vset[tmp], (sizeof vset) - tmp,
493 /* Decide which message set we're manipulating */
495 case ctdlsetseen_seen:
496 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
498 case ctdlsetseen_answered:
499 safestrncpy(vbuf.v_answered, vset,
500 sizeof vbuf.v_answered);
505 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
507 CtdlSetRelationship(&vbuf,
508 ((which_user != NULL) ? which_user : &CC->user),
509 ((which_room != NULL) ? which_room : &CC->room)
515 * API function to perform an operation for each qualifying message in the
516 * current room. (Returns the number of messages processed.)
518 int CtdlForEachMessage(int mode, long ref,
520 struct CtdlMessage *compare,
521 void (*CallBack) (long, void *),
527 struct cdbdata *cdbfr;
528 long *msglist = NULL;
530 int num_processed = 0;
533 struct CtdlMessage *msg;
536 int printed_lastold = 0;
538 /* Learn about the user and room in question */
540 getuser(&CC->user, CC->curr_user);
541 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
543 /* Load the message list */
544 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
546 msglist = malloc(cdbfr->len);
547 memcpy(msglist, cdbfr->ptr, cdbfr->len);
548 num_msgs = cdbfr->len / sizeof(long);
551 return 0; /* No messages at all? No further action. */
556 * Now begin the traversal.
558 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
560 /* If the caller is looking for a specific MIME type, filter
561 * out all messages which are not of the type requested.
563 if (content_type != NULL) if (strlen(content_type) > 0) {
565 /* This call to GetMetaData() sits inside this loop
566 * so that we only do the extra database read per msg
567 * if we need to. Doing the extra read all the time
568 * really kills the server. If we ever need to use
569 * metadata for another search criterion, we need to
570 * move the read somewhere else -- but still be smart
571 * enough to only do the read if the caller has
572 * specified something that will need it.
574 GetMetaData(&smi, msglist[a]);
576 if (strcasecmp(smi.meta_content_type, content_type)) {
582 num_msgs = sort_msglist(msglist, num_msgs);
584 /* If a template was supplied, filter out the messages which
585 * don't match. (This could induce some delays!)
588 if (compare != NULL) {
589 for (a = 0; a < num_msgs; ++a) {
590 msg = CtdlFetchMessage(msglist[a], 1);
592 if (CtdlMsgCmp(msg, compare)) {
595 CtdlFreeMessage(msg);
603 * Now iterate through the message list, according to the
604 * criteria supplied by the caller.
607 for (a = 0; a < num_msgs; ++a) {
608 thismsg = msglist[a];
609 if (mode == MSGS_ALL) {
613 is_seen = is_msg_in_sequence_set(
614 vbuf.v_seen, thismsg);
615 if (is_seen) lastold = thismsg;
621 || ((mode == MSGS_OLD) && (is_seen))
622 || ((mode == MSGS_NEW) && (!is_seen))
623 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
624 || ((mode == MSGS_FIRST) && (a < ref))
625 || ((mode == MSGS_GT) && (thismsg > ref))
626 || ((mode == MSGS_EQ) && (thismsg == ref))
629 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
631 CallBack(lastold, userdata);
635 if (CallBack) CallBack(thismsg, userdata);
639 free(msglist); /* Clean up */
640 return num_processed;
646 * cmd_msgs() - get list of message #'s in this room
647 * implements the MSGS server command using CtdlForEachMessage()
649 void cmd_msgs(char *cmdbuf)
658 int with_template = 0;
659 struct CtdlMessage *template = NULL;
660 int with_headers = 0;
662 extract_token(which, cmdbuf, 0, '|', sizeof which);
663 cm_ref = extract_int(cmdbuf, 1);
664 with_template = extract_int(cmdbuf, 2);
665 with_headers = extract_int(cmdbuf, 3);
669 if (!strncasecmp(which, "OLD", 3))
671 else if (!strncasecmp(which, "NEW", 3))
673 else if (!strncasecmp(which, "FIRST", 5))
675 else if (!strncasecmp(which, "LAST", 4))
677 else if (!strncasecmp(which, "GT", 2))
680 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
681 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
687 cprintf("%d Send template then receive message list\n",
689 template = (struct CtdlMessage *)
690 malloc(sizeof(struct CtdlMessage));
691 memset(template, 0, sizeof(struct CtdlMessage));
692 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
693 extract_token(tfield, buf, 0, '|', sizeof tfield);
694 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
695 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
696 if (!strcasecmp(tfield, msgkeys[i])) {
697 template->cm_fields[i] =
705 cprintf("%d \n", LISTING_FOLLOWS);
708 CtdlForEachMessage(mode,
712 (with_headers ? headers_listing : simple_listing),
715 if (template != NULL) CtdlFreeMessage(template);
723 * help_subst() - support routine for help file viewer
725 void help_subst(char *strbuf, char *source, char *dest)
730 while (p = pattern2(strbuf, source), (p >= 0)) {
731 strcpy(workbuf, &strbuf[p + strlen(source)]);
732 strcpy(&strbuf[p], dest);
733 strcat(strbuf, workbuf);
738 void do_help_subst(char *buffer)
742 help_subst(buffer, "^nodename", config.c_nodename);
743 help_subst(buffer, "^humannode", config.c_humannode);
744 help_subst(buffer, "^fqdn", config.c_fqdn);
745 help_subst(buffer, "^username", CC->user.fullname);
746 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
747 help_subst(buffer, "^usernum", buf2);
748 help_subst(buffer, "^sysadm", config.c_sysadm);
749 help_subst(buffer, "^variantname", CITADEL);
750 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
751 help_subst(buffer, "^maxsessions", buf2);
752 help_subst(buffer, "^bbsdir", CTDLDIR);
758 * memfmout() - Citadel text formatter and paginator.
759 * Although the original purpose of this routine was to format
760 * text to the reader's screen width, all we're really using it
761 * for here is to format text out to 80 columns before sending it
762 * to the client. The client software may reformat it again.
765 int width, /* screen width to use */
766 char *mptr, /* where are we going to get our text from? */
767 char subst, /* nonzero if we should do substitutions */
768 char *nl) /* string to terminate lines with */
780 c = 1; /* c is the current pos */
784 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
786 buffer[strlen(buffer) + 1] = 0;
787 buffer[strlen(buffer)] = ch;
790 if (buffer[0] == '^')
791 do_help_subst(buffer);
793 buffer[strlen(buffer) + 1] = 0;
795 strcpy(buffer, &buffer[1]);
803 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
805 if (((old == 13) || (old == 10)) && (isspace(real))) {
813 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
814 cprintf("%s%s", nl, aaa);
823 if ((strlen(aaa) + c) > (width - 5)) {
832 if ((ch == 13) || (ch == 10)) {
833 cprintf("%s%s", aaa, nl);
840 cprintf("%s%s", aaa, nl);
846 * Callback function for mime parser that simply lists the part
848 void list_this_part(char *name, char *filename, char *partnum, char *disp,
849 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
854 ma = (struct ma_info *)cbuserdata;
855 if (ma->is_ma == 0) {
856 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
857 name, filename, partnum, disp, cbtype, (long)length);
862 * Callback function for multipart prefix
864 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
865 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
870 ma = (struct ma_info *)cbuserdata;
871 if (!strcasecmp(cbtype, "multipart/alternative")) {
875 if (ma->is_ma == 0) {
876 cprintf("pref=%s|%s\n", partnum, cbtype);
881 * Callback function for multipart sufffix
883 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
884 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
889 ma = (struct ma_info *)cbuserdata;
890 if (ma->is_ma == 0) {
891 cprintf("suff=%s|%s\n", partnum, cbtype);
893 if (!strcasecmp(cbtype, "multipart/alternative")) {
900 * Callback function for mime parser that opens a section for downloading
902 void mime_download(char *name, char *filename, char *partnum, char *disp,
903 void *content, char *cbtype, char *cbcharset, size_t length,
904 char *encoding, void *cbuserdata)
907 /* Silently go away if there's already a download open... */
908 if (CC->download_fp != NULL)
911 /* ...or if this is not the desired section */
912 if (strcasecmp(CC->download_desired_section, partnum))
915 CC->download_fp = tmpfile();
916 if (CC->download_fp == NULL)
919 fwrite(content, length, 1, CC->download_fp);
920 fflush(CC->download_fp);
921 rewind(CC->download_fp);
923 OpenCmdResult(filename, cbtype);
929 * Load a message from disk into memory.
930 * This is used by CtdlOutputMsg() and other fetch functions.
932 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
933 * using the CtdlMessageFree() function.
935 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
937 struct cdbdata *dmsgtext;
938 struct CtdlMessage *ret = NULL;
942 cit_uint8_t field_header;
944 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
946 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
947 if (dmsgtext == NULL) {
950 mptr = dmsgtext->ptr;
951 upper_bound = mptr + dmsgtext->len;
953 /* Parse the three bytes that begin EVERY message on disk.
954 * The first is always 0xFF, the on-disk magic number.
955 * The second is the anonymous/public type byte.
956 * The third is the format type byte (vari, fixed, or MIME).
961 "Message %ld appears to be corrupted.\n",
966 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
967 memset(ret, 0, sizeof(struct CtdlMessage));
969 ret->cm_magic = CTDLMESSAGE_MAGIC;
970 ret->cm_anon_type = *mptr++; /* Anon type byte */
971 ret->cm_format_type = *mptr++; /* Format type byte */
974 * The rest is zero or more arbitrary fields. Load them in.
975 * We're done when we encounter either a zero-length field or
976 * have just processed the 'M' (message text) field.
979 if (mptr >= upper_bound) {
982 field_header = *mptr++;
983 ret->cm_fields[field_header] = strdup(mptr);
985 while (*mptr++ != 0); /* advance to next field */
987 } while ((mptr < upper_bound) && (field_header != 'M'));
991 /* Always make sure there's something in the msg text field. If
992 * it's NULL, the message text is most likely stored separately,
993 * so go ahead and fetch that. Failing that, just set a dummy
994 * body so other code doesn't barf.
996 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
997 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
998 if (dmsgtext != NULL) {
999 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1003 if (ret->cm_fields['M'] == NULL) {
1004 ret->cm_fields['M'] = strdup("<no text>\n");
1007 /* Perform "before read" hooks (aborting if any return nonzero) */
1008 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1009 CtdlFreeMessage(ret);
1018 * Returns 1 if the supplied pointer points to a valid Citadel message.
1019 * If the pointer is NULL or the magic number check fails, returns 0.
1021 int is_valid_message(struct CtdlMessage *msg) {
1024 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1025 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1033 * 'Destructor' for struct CtdlMessage
1035 void CtdlFreeMessage(struct CtdlMessage *msg)
1039 if (is_valid_message(msg) == 0) return;
1041 for (i = 0; i < 256; ++i)
1042 if (msg->cm_fields[i] != NULL) {
1043 free(msg->cm_fields[i]);
1046 msg->cm_magic = 0; /* just in case */
1052 * Pre callback function for multipart/alternative
1054 * NOTE: this differs from the standard behavior for a reason. Normally when
1055 * displaying multipart/alternative you want to show the _last_ usable
1056 * format in the message. Here we show the _first_ one, because it's
1057 * usually text/plain. Since this set of functions is designed for text
1058 * output to non-MIME-aware clients, this is the desired behavior.
1061 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1062 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1067 ma = (struct ma_info *)cbuserdata;
1068 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1069 if (!strcasecmp(cbtype, "multipart/alternative")) {
1077 * Post callback function for multipart/alternative
1079 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1080 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1085 ma = (struct ma_info *)cbuserdata;
1086 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1087 if (!strcasecmp(cbtype, "multipart/alternative")) {
1095 * Inline callback function for mime parser that wants to display text
1097 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1098 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1106 ma = (struct ma_info *)cbuserdata;
1108 lprintf(CTDL_DEBUG, "fixed_output() type=<%s>\n", cbtype);
1111 * If we're in the middle of a multipart/alternative scope and
1112 * we've already printed another section, skip this one.
1114 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
1115 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1120 if ( (!strcasecmp(cbtype, "text/plain"))
1121 || (strlen(cbtype)==0) ) {
1124 client_write(wptr, length);
1125 if (wptr[length-1] != '\n') {
1130 else if (!strcasecmp(cbtype, "text/html")) {
1131 ptr = html_to_ascii(content, 80, 0);
1133 client_write(ptr, wlen);
1134 if (ptr[wlen-1] != '\n') {
1139 else if (strncasecmp(cbtype, "multipart/", 10)) {
1140 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1141 partnum, filename, cbtype, (long)length);
1146 * The client is elegant and sophisticated and wants to be choosy about
1147 * MIME content types, so figure out which multipart/alternative part
1148 * we're going to send.
1150 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1151 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1158 ma = (struct ma_info *)cbuserdata;
1160 if (ma->is_ma > 0) {
1161 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1162 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1163 if (!strcasecmp(buf, cbtype)) {
1164 strcpy(ma->chosen_part, partnum);
1171 * Now that we've chosen our preferred part, output it.
1173 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1174 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1179 int add_newline = 0;
1183 ma = (struct ma_info *)cbuserdata;
1185 /* This is not the MIME part you're looking for... */
1186 if (strcasecmp(partnum, ma->chosen_part)) return;
1188 /* If the content-type of this part is in our preferred formats
1189 * list, we can simply output it verbatim.
1191 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1192 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1193 if (!strcasecmp(buf, cbtype)) {
1194 /* Yeah! Go! W00t!! */
1196 text_content = (char *)content;
1197 if (text_content[length-1] != '\n') {
1201 cprintf("Content-type: %s", cbtype);
1202 if (strlen(cbcharset) > 0) {
1203 cprintf("; charset=%s", cbcharset);
1205 cprintf("\nContent-length: %d\n",
1206 (int)(length + add_newline) );
1207 if (strlen(encoding) > 0) {
1208 cprintf("Content-transfer-encoding: %s\n", encoding);
1211 cprintf("Content-transfer-encoding: 7bit\n");
1214 client_write(content, length);
1215 if (add_newline) cprintf("\n");
1220 /* No translations required or possible: output as text/plain */
1221 cprintf("Content-type: text/plain\n\n");
1222 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1223 length, encoding, cbuserdata);
1228 * Get a message off disk. (returns om_* values found in msgbase.h)
1231 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1232 int mode, /* how would you like that message? */
1233 int headers_only, /* eschew the message body? */
1234 int do_proto, /* do Citadel protocol responses? */
1235 int crlf /* Use CRLF newlines instead of LF? */
1237 struct CtdlMessage *TheMessage = NULL;
1238 int retcode = om_no_such_msg;
1240 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d\n",
1243 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1244 if (do_proto) cprintf("%d Not logged in.\n",
1245 ERROR + NOT_LOGGED_IN);
1246 return(om_not_logged_in);
1249 /* FIXME: check message id against msglist for this room */
1252 * Fetch the message from disk. If we're in any sort of headers
1253 * only mode, request that we don't even bother loading the body
1256 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1257 TheMessage = CtdlFetchMessage(msg_num, 0);
1260 TheMessage = CtdlFetchMessage(msg_num, 1);
1263 if (TheMessage == NULL) {
1264 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1265 ERROR + MESSAGE_NOT_FOUND, msg_num);
1266 return(om_no_such_msg);
1269 retcode = CtdlOutputPreLoadedMsg(
1271 headers_only, do_proto, crlf);
1273 CtdlFreeMessage(TheMessage);
1280 * Get a message off disk. (returns om_* values found in msgbase.h)
1283 int CtdlOutputPreLoadedMsg(
1284 struct CtdlMessage *TheMessage,
1285 int mode, /* how would you like that message? */
1286 int headers_only, /* eschew the message body? */
1287 int do_proto, /* do Citadel protocol responses? */
1288 int crlf /* Use CRLF newlines instead of LF? */
1294 char display_name[256];
1296 char *nl; /* newline string */
1298 int subject_found = 0;
1301 /* Buffers needed for RFC822 translation. These are all filled
1302 * using functions that are bounds-checked, and therefore we can
1303 * make them substantially smaller than SIZ.
1311 char datestamp[100];
1313 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1314 ((TheMessage == NULL) ? "NULL" : "not null"),
1315 mode, headers_only, do_proto, crlf);
1317 strcpy(mid, "unknown");
1318 nl = (crlf ? "\r\n" : "\n");
1320 if (!is_valid_message(TheMessage)) {
1322 "ERROR: invalid preloaded message for output\n");
1323 return(om_no_such_msg);
1326 /* Are we downloading a MIME component? */
1327 if (mode == MT_DOWNLOAD) {
1328 if (TheMessage->cm_format_type != FMT_RFC822) {
1330 cprintf("%d This is not a MIME message.\n",
1331 ERROR + ILLEGAL_VALUE);
1332 } else if (CC->download_fp != NULL) {
1333 if (do_proto) cprintf(
1334 "%d You already have a download open.\n",
1335 ERROR + RESOURCE_BUSY);
1337 /* Parse the message text component */
1338 mptr = TheMessage->cm_fields['M'];
1339 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1340 /* If there's no file open by this time, the requested
1341 * section wasn't found, so print an error
1343 if (CC->download_fp == NULL) {
1344 if (do_proto) cprintf(
1345 "%d Section %s not found.\n",
1346 ERROR + FILE_NOT_FOUND,
1347 CC->download_desired_section);
1350 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1353 /* now for the user-mode message reading loops */
1354 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1356 /* Does the caller want to skip the headers? */
1357 if (headers_only == HEADERS_NONE) goto START_TEXT;
1359 /* Tell the client which format type we're using. */
1360 if ( (mode == MT_CITADEL) && (do_proto) ) {
1361 cprintf("type=%d\n", TheMessage->cm_format_type);
1364 /* nhdr=yes means that we're only displaying headers, no body */
1365 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1366 && (mode == MT_CITADEL)
1369 cprintf("nhdr=yes\n");
1372 /* begin header processing loop for Citadel message format */
1374 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1376 safestrncpy(display_name, "<unknown>", sizeof display_name);
1377 if (TheMessage->cm_fields['A']) {
1378 strcpy(buf, TheMessage->cm_fields['A']);
1379 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1380 safestrncpy(display_name, "****", sizeof display_name);
1382 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1383 safestrncpy(display_name, "anonymous", sizeof display_name);
1386 safestrncpy(display_name, buf, sizeof display_name);
1388 if ((is_room_aide())
1389 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1390 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1391 size_t tmp = strlen(display_name);
1392 snprintf(&display_name[tmp],
1393 sizeof display_name - tmp,
1398 /* Don't show Internet address for users on the
1399 * local Citadel network.
1402 if (TheMessage->cm_fields['N'] != NULL)
1403 if (strlen(TheMessage->cm_fields['N']) > 0)
1404 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1408 /* Now spew the header fields in the order we like them. */
1409 safestrncpy(allkeys, FORDER, sizeof allkeys);
1410 for (i=0; i<strlen(allkeys); ++i) {
1411 k = (int) allkeys[i];
1413 if ( (TheMessage->cm_fields[k] != NULL)
1414 && (msgkeys[k] != NULL) ) {
1416 if (do_proto) cprintf("%s=%s\n",
1420 else if ((k == 'F') && (suppress_f)) {
1423 /* Masquerade display name if needed */
1425 if (do_proto) cprintf("%s=%s\n",
1427 TheMessage->cm_fields[k]
1436 /* begin header processing loop for RFC822 transfer format */
1441 strcpy(snode, NODENAME);
1442 strcpy(lnode, HUMANNODE);
1443 if (mode == MT_RFC822) {
1444 for (i = 0; i < 256; ++i) {
1445 if (TheMessage->cm_fields[i]) {
1446 mptr = TheMessage->cm_fields[i];
1449 safestrncpy(luser, mptr, sizeof luser);
1450 safestrncpy(suser, mptr, sizeof suser);
1452 else if (i == 'Y') {
1453 cprintf("CC: %s%s", mptr, nl);
1455 else if (i == 'U') {
1456 cprintf("Subject: %s%s", mptr, nl);
1460 safestrncpy(mid, mptr, sizeof mid);
1462 safestrncpy(lnode, mptr, sizeof lnode);
1464 safestrncpy(fuser, mptr, sizeof fuser);
1465 /* else if (i == 'O')
1466 cprintf("X-Citadel-Room: %s%s",
1469 safestrncpy(snode, mptr, sizeof snode);
1471 cprintf("To: %s%s", mptr, nl);
1472 else if (i == 'T') {
1473 datestring(datestamp, sizeof datestamp,
1474 atol(mptr), DATESTRING_RFC822);
1475 cprintf("Date: %s%s", datestamp, nl);
1479 if (subject_found == 0) {
1480 cprintf("Subject: (no subject)%s", nl);
1484 for (i=0; i<strlen(suser); ++i) {
1485 suser[i] = tolower(suser[i]);
1486 if (!isalnum(suser[i])) suser[i]='_';
1489 if (mode == MT_RFC822) {
1490 if (!strcasecmp(snode, NODENAME)) {
1491 safestrncpy(snode, FQDN, sizeof snode);
1494 /* Construct a fun message id */
1495 cprintf("Message-ID: <%s", mid);
1496 if (strchr(mid, '@')==NULL) {
1497 cprintf("@%s", snode);
1501 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1502 cprintf("From: \"----\" <x@x.org>%s", nl);
1504 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1505 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1507 else if (strlen(fuser) > 0) {
1508 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1511 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1514 cprintf("Organization: %s%s", lnode, nl);
1516 /* Blank line signifying RFC822 end-of-headers */
1517 if (TheMessage->cm_format_type != FMT_RFC822) {
1522 /* end header processing loop ... at this point, we're in the text */
1524 if (headers_only == HEADERS_FAST) goto DONE;
1525 mptr = TheMessage->cm_fields['M'];
1527 /* Tell the client about the MIME parts in this message */
1528 if (TheMessage->cm_format_type == FMT_RFC822) {
1529 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1530 memset(&ma, 0, sizeof(struct ma_info));
1531 mime_parser(mptr, NULL,
1532 (do_proto ? *list_this_part : NULL),
1533 (do_proto ? *list_this_pref : NULL),
1534 (do_proto ? *list_this_suff : NULL),
1537 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1538 char *start_of_text = NULL;
1539 start_of_text = strstr(mptr, "\n\r\n");
1540 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1541 if (start_of_text == NULL) start_of_text = mptr;
1543 start_of_text = strstr(start_of_text, "\n");
1545 while (ch=*mptr, ch!=0) {
1549 else switch(headers_only) {
1551 if (mptr >= start_of_text) {
1552 if (ch == 10) cprintf("%s", nl);
1553 else cprintf("%c", ch);
1557 if (mptr < start_of_text) {
1558 if (ch == 10) cprintf("%s", nl);
1559 else cprintf("%c", ch);
1563 if (ch == 10) cprintf("%s", nl);
1564 else cprintf("%c", ch);
1573 if (headers_only == HEADERS_ONLY) {
1577 /* signify start of msg text */
1578 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1579 if (do_proto) cprintf("text\n");
1582 /* If the format type on disk is 1 (fixed-format), then we want
1583 * everything to be output completely literally ... regardless of
1584 * what message transfer format is in use.
1586 if (TheMessage->cm_format_type == FMT_FIXED) {
1587 if (mode == MT_MIME) {
1588 cprintf("Content-type: text/plain\n\n");
1591 while (ch = *mptr++, ch > 0) {
1594 if ((ch == 10) || (strlen(buf) > 250)) {
1595 cprintf("%s%s", buf, nl);
1598 buf[strlen(buf) + 1] = 0;
1599 buf[strlen(buf)] = ch;
1602 if (strlen(buf) > 0)
1603 cprintf("%s%s", buf, nl);
1606 /* If the message on disk is format 0 (Citadel vari-format), we
1607 * output using the formatter at 80 columns. This is the final output
1608 * form if the transfer format is RFC822, but if the transfer format
1609 * is Citadel proprietary, it'll still work, because the indentation
1610 * for new paragraphs is correct and the client will reformat the
1611 * message to the reader's screen width.
1613 if (TheMessage->cm_format_type == FMT_CITADEL) {
1614 if (mode == MT_MIME) {
1615 cprintf("Content-type: text/x-citadel-variformat\n\n");
1617 memfmout(80, mptr, 0, nl);
1620 /* If the message on disk is format 4 (MIME), we've gotta hand it
1621 * off to the MIME parser. The client has already been told that
1622 * this message is format 1 (fixed format), so the callback function
1623 * we use will display those parts as-is.
1625 if (TheMessage->cm_format_type == FMT_RFC822) {
1626 memset(&ma, 0, sizeof(struct ma_info));
1628 if (mode == MT_MIME) {
1629 strcpy(ma.chosen_part, "1");
1630 mime_parser(mptr, NULL,
1631 *choose_preferred, *fixed_output_pre,
1632 *fixed_output_post, (void *)&ma, 0);
1633 mime_parser(mptr, NULL,
1634 *output_preferred, NULL, NULL, (void *)&ma, 0);
1637 mime_parser(mptr, NULL,
1638 *fixed_output, *fixed_output_pre,
1639 *fixed_output_post, (void *)&ma, 0);
1644 DONE: /* now we're done */
1645 if (do_proto) cprintf("000\n");
1652 * display a message (mode 0 - Citadel proprietary)
1654 void cmd_msg0(char *cmdbuf)
1657 int headers_only = HEADERS_ALL;
1659 msgid = extract_long(cmdbuf, 0);
1660 headers_only = extract_int(cmdbuf, 1);
1662 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
1668 * display a message (mode 2 - RFC822)
1670 void cmd_msg2(char *cmdbuf)
1673 int headers_only = HEADERS_ALL;
1675 msgid = extract_long(cmdbuf, 0);
1676 headers_only = extract_int(cmdbuf, 1);
1678 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
1684 * display a message (mode 3 - IGnet raw format - internal programs only)
1686 void cmd_msg3(char *cmdbuf)
1689 struct CtdlMessage *msg;
1692 if (CC->internal_pgm == 0) {
1693 cprintf("%d This command is for internal programs only.\n",
1694 ERROR + HIGHER_ACCESS_REQUIRED);
1698 msgnum = extract_long(cmdbuf, 0);
1699 msg = CtdlFetchMessage(msgnum, 1);
1701 cprintf("%d Message %ld not found.\n",
1702 ERROR + MESSAGE_NOT_FOUND, msgnum);
1706 serialize_message(&smr, msg);
1707 CtdlFreeMessage(msg);
1710 cprintf("%d Unable to serialize message\n",
1711 ERROR + INTERNAL_ERROR);
1715 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1716 client_write((char *)smr.ser, (int)smr.len);
1723 * Display a message using MIME content types
1725 void cmd_msg4(char *cmdbuf)
1729 msgid = extract_long(cmdbuf, 0);
1730 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
1736 * Client tells us its preferred message format(s)
1738 void cmd_msgp(char *cmdbuf)
1740 safestrncpy(CC->preferred_formats, cmdbuf,
1741 sizeof(CC->preferred_formats));
1742 cprintf("%d ok\n", CIT_OK);
1747 * Open a component of a MIME message as a download file
1749 void cmd_opna(char *cmdbuf)
1752 char desired_section[128];
1754 msgid = extract_long(cmdbuf, 0);
1755 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1756 safestrncpy(CC->download_desired_section, desired_section,
1757 sizeof CC->download_desired_section);
1758 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
1763 * Save a message pointer into a specified room
1764 * (Returns 0 for success, nonzero for failure)
1765 * roomname may be NULL to use the current room
1767 * Note that the 'supplied_msg' field may be set to NULL, in which case
1768 * the message will be fetched from disk, by number, if we need to perform
1769 * replication checks. This adds an additional database read, so if the
1770 * caller already has the message in memory then it should be supplied.
1772 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int do_repl_check,
1773 struct CtdlMessage *supplied_msg) {
1775 char hold_rm[ROOMNAMELEN];
1776 struct cdbdata *cdbfr;
1779 long highest_msg = 0L;
1780 struct CtdlMessage *msg = NULL;
1782 /*lprintf(CTDL_DEBUG,
1783 "CtdlSaveMsgPointerInRoom(room=%s, msgid=%ld, repl=%d)\n",
1784 roomname, msgid, do_repl_check);*/
1786 strcpy(hold_rm, CC->room.QRname);
1788 /* We may need to check to see if this message is real */
1789 if (do_repl_check) {
1790 if (supplied_msg != NULL) {
1794 msg = CtdlFetchMessage(msgid, 0);
1796 if (msg == NULL) return(ERROR + ILLEGAL_VALUE);
1799 /* Perform replication checks if necessary */
1800 if ( (do_repl_check) && (msg != NULL) ) {
1801 if (getroom(&CC->room,
1802 ((roomname != NULL) ? roomname : CC->room.QRname) )
1804 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1805 if ( (msg != NULL) && (msg != supplied_msg) ) {
1806 CtdlFreeMessage(msg);
1808 return(ERROR + ROOM_NOT_FOUND);
1811 ReplicationChecks(msg);
1814 /* Now the regular stuff */
1815 if (lgetroom(&CC->room,
1816 ((roomname != NULL) ? roomname : CC->room.QRname) )
1818 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1819 if ( (msg != NULL) && (msg != supplied_msg) ) {
1820 CtdlFreeMessage(msg);
1822 return(ERROR + ROOM_NOT_FOUND);
1825 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1826 if (cdbfr == NULL) {
1830 msglist = malloc(cdbfr->len);
1831 if (msglist == NULL) {
1832 lprintf(CTDL_ALERT, "ERROR malloc msglist!\n");
1834 num_msgs = cdbfr->len / sizeof(long);
1835 memcpy(msglist, cdbfr->ptr, cdbfr->len);
1840 /* Make sure the message doesn't already exist in this room. It
1841 * is absolutely taboo to have more than one reference to the same
1842 * message in a room.
1844 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1845 if (msglist[i] == msgid) {
1846 lputroom(&CC->room); /* unlock the room */
1847 getroom(&CC->room, hold_rm);
1848 if ( (msg != NULL) && (msg != supplied_msg) ) {
1849 CtdlFreeMessage(msg);
1852 return(ERROR + ALREADY_EXISTS);
1856 /* Now add the new message */
1858 msglist = realloc(msglist, (num_msgs * sizeof(long)));
1860 if (msglist == NULL) {
1861 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1863 msglist[num_msgs - 1] = msgid;
1865 /* Sort the message list, so all the msgid's are in order */
1866 num_msgs = sort_msglist(msglist, num_msgs);
1868 /* Determine the highest message number */
1869 highest_msg = msglist[num_msgs - 1];
1871 /* Write it back to disk. */
1872 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1873 msglist, (int)(num_msgs * sizeof(long)));
1875 /* Free up the memory we used. */
1878 /* If the message has an Exclusive ID, index that... */
1880 if (msg->cm_fields['E'] != NULL) {
1881 index_message_by_euid(msg->cm_fields['E'],
1886 /* Update the highest-message pointer and unlock the room. */
1887 CC->room.QRhighest = highest_msg;
1888 lputroom(&CC->room);
1889 getroom(&CC->room, hold_rm);
1891 /* Bump the reference count for this message. */
1892 AdjRefCount(msgid, +1);
1894 /* Return success. */
1895 if ( (msg != NULL) && (msg != supplied_msg) ) {
1896 CtdlFreeMessage(msg);
1904 * Message base operation to save a new message to the message store
1905 * (returns new message number)
1907 * This is the back end for CtdlSubmitMsg() and should not be directly
1908 * called by server-side modules.
1911 long send_message(struct CtdlMessage *msg) {
1919 /* Get a new message number */
1920 newmsgid = get_new_message_number();
1921 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1923 /* Generate an ID if we don't have one already */
1924 if (msg->cm_fields['I']==NULL) {
1925 msg->cm_fields['I'] = strdup(msgidbuf);
1928 /* If the message is big, set its body aside for storage elsewhere */
1929 if (msg->cm_fields['M'] != NULL) {
1930 if (strlen(msg->cm_fields['M']) > BIGMSG) {
1932 holdM = msg->cm_fields['M'];
1933 msg->cm_fields['M'] = NULL;
1937 /* Serialize our data structure for storage in the database */
1938 serialize_message(&smr, msg);
1941 msg->cm_fields['M'] = holdM;
1945 cprintf("%d Unable to serialize message\n",
1946 ERROR + INTERNAL_ERROR);
1950 /* Write our little bundle of joy into the message base */
1951 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
1952 smr.ser, smr.len) < 0) {
1953 lprintf(CTDL_ERR, "Can't store message\n");
1957 cdb_store(CDB_BIGMSGS,
1967 /* Free the memory we used for the serialized message */
1970 /* Return the *local* message ID to the caller
1971 * (even if we're storing an incoming network message)
1979 * Serialize a struct CtdlMessage into the format used on disk and network.
1981 * This function loads up a "struct ser_ret" (defined in server.h) which
1982 * contains the length of the serialized message and a pointer to the
1983 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1985 void serialize_message(struct ser_ret *ret, /* return values */
1986 struct CtdlMessage *msg) /* unserialized msg */
1990 static char *forder = FORDER;
1992 if (is_valid_message(msg) == 0) return; /* self check */
1995 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1996 ret->len = ret->len +
1997 strlen(msg->cm_fields[(int)forder[i]]) + 2;
1999 lprintf(CTDL_DEBUG, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
2000 ret->ser = malloc(ret->len);
2001 if (ret->ser == NULL) {
2007 ret->ser[1] = msg->cm_anon_type;
2008 ret->ser[2] = msg->cm_format_type;
2011 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2012 ret->ser[wlen++] = (char)forder[i];
2013 strcpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
2014 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
2016 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2017 (long)ret->len, (long)wlen);
2025 * Check to see if any messages already exist in the current room which
2026 * carry the same Exclusive ID as this one. If any are found, delete them.
2028 void ReplicationChecks(struct CtdlMessage *msg) {
2029 long old_msgnum = (-1L);
2031 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2033 lprintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2036 /* No exclusive id? Don't do anything. */
2037 if (msg == NULL) return;
2038 if (msg->cm_fields['E'] == NULL) return;
2039 if (strlen(msg->cm_fields['E']) == 0) return;
2040 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2041 msg->cm_fields['E'], CC->room.QRname);*/
2043 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2044 if (old_msgnum > 0L) {
2045 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2046 CtdlDeleteMessages(CC->room.QRname, old_msgnum, "", 0);
2053 * Save a message to disk and submit it into the delivery system.
2055 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2056 struct recptypes *recps, /* recipients (if mail) */
2057 char *force /* force a particular room? */
2059 char submit_filename[128];
2060 char generated_timestamp[32];
2061 char hold_rm[ROOMNAMELEN];
2062 char actual_rm[ROOMNAMELEN];
2063 char force_room[ROOMNAMELEN];
2064 char content_type[SIZ]; /* We have to learn this */
2065 char recipient[SIZ];
2068 struct ctdluser userbuf;
2070 struct MetaData smi;
2071 FILE *network_fp = NULL;
2072 static int seqnum = 1;
2073 struct CtdlMessage *imsg = NULL;
2076 char *hold_R, *hold_D;
2077 char *collected_addresses = NULL;
2078 struct addresses_to_be_filed *aptr = NULL;
2080 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2081 if (is_valid_message(msg) == 0) return(-1); /* self check */
2083 /* If this message has no timestamp, we take the liberty of
2084 * giving it one, right now.
2086 if (msg->cm_fields['T'] == NULL) {
2087 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2088 msg->cm_fields['T'] = strdup(generated_timestamp);
2091 /* If this message has no path, we generate one.
2093 if (msg->cm_fields['P'] == NULL) {
2094 if (msg->cm_fields['A'] != NULL) {
2095 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2096 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
2097 if (isspace(msg->cm_fields['P'][a])) {
2098 msg->cm_fields['P'][a] = ' ';
2103 msg->cm_fields['P'] = strdup("unknown");
2107 if (force == NULL) {
2108 strcpy(force_room, "");
2111 strcpy(force_room, force);
2114 /* Learn about what's inside, because it's what's inside that counts */
2115 if (msg->cm_fields['M'] == NULL) {
2116 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2120 switch (msg->cm_format_type) {
2122 strcpy(content_type, "text/x-citadel-variformat");
2125 strcpy(content_type, "text/plain");
2128 strcpy(content_type, "text/plain");
2129 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2131 safestrncpy(content_type, &mptr[14],
2132 sizeof content_type);
2133 for (a = 0; a < strlen(content_type); ++a) {
2134 if ((content_type[a] == ';')
2135 || (content_type[a] == ' ')
2136 || (content_type[a] == 13)
2137 || (content_type[a] == 10)) {
2138 content_type[a] = 0;
2144 /* Goto the correct room */
2145 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CC->room.QRname : SENTITEMS);
2146 strcpy(hold_rm, CC->room.QRname);
2147 strcpy(actual_rm, CC->room.QRname);
2148 if (recps != NULL) {
2149 strcpy(actual_rm, SENTITEMS);
2152 /* If the user is a twit, move to the twit room for posting */
2154 if (CC->user.axlevel == 2) {
2155 strcpy(hold_rm, actual_rm);
2156 strcpy(actual_rm, config.c_twitroom);
2157 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2161 /* ...or if this message is destined for Aide> then go there. */
2162 if (strlen(force_room) > 0) {
2163 strcpy(actual_rm, force_room);
2166 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2167 if (strcasecmp(actual_rm, CC->room.QRname)) {
2168 /* getroom(&CC->room, actual_rm); */
2169 usergoto(actual_rm, 0, 1, NULL, NULL);
2173 * If this message has no O (room) field, generate one.
2175 if (msg->cm_fields['O'] == NULL) {
2176 msg->cm_fields['O'] = strdup(CC->room.QRname);
2179 /* Perform "before save" hooks (aborting if any return nonzero) */
2180 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2181 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2184 * If this message has an Exclusive ID, and the room is replication
2185 * checking enabled, then do replication checks.
2187 if (DoesThisRoomNeedEuidIndexing(&CC->room)) {
2188 ReplicationChecks(msg);
2191 /* Save it to disk */
2192 lprintf(CTDL_DEBUG, "Saving to disk\n");
2193 newmsgid = send_message(msg);
2194 if (newmsgid <= 0L) return(-5);
2196 /* Write a supplemental message info record. This doesn't have to
2197 * be a critical section because nobody else knows about this message
2200 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2201 memset(&smi, 0, sizeof(struct MetaData));
2202 smi.meta_msgnum = newmsgid;
2203 smi.meta_refcount = 0;
2204 safestrncpy(smi.meta_content_type, content_type,
2205 sizeof smi.meta_content_type);
2207 /* As part of the new metadata record, measure how
2208 * big this message will be when displayed as RFC822.
2209 * Both POP and IMAP use this, and it's best to just take the hit now
2210 * instead of having to potentially measure thousands of messages when
2211 * a mailbox is opened later.
2214 if (CC->redirect_buffer != NULL) {
2215 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2218 CC->redirect_buffer = malloc(SIZ);
2219 CC->redirect_len = 0;
2220 CC->redirect_alloc = SIZ;
2221 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2222 smi.meta_rfc822_length = CC->redirect_len;
2223 free(CC->redirect_buffer);
2224 CC->redirect_buffer = NULL;
2225 CC->redirect_len = 0;
2226 CC->redirect_alloc = 0;
2230 /* Now figure out where to store the pointers */
2231 lprintf(CTDL_DEBUG, "Storing pointers\n");
2233 /* If this is being done by the networker delivering a private
2234 * message, we want to BYPASS saving the sender's copy (because there
2235 * is no local sender; it would otherwise go to the Trashcan).
2237 if ((!CC->internal_pgm) || (recps == NULL)) {
2238 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2239 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2240 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2244 /* For internet mail, drop a copy in the outbound queue room */
2246 if (recps->num_internet > 0) {
2247 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2250 /* If other rooms are specified, drop them there too. */
2252 if (recps->num_room > 0)
2253 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2254 extract_token(recipient, recps->recp_room, i,
2255 '|', sizeof recipient);
2256 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2257 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2260 /* Bump this user's messages posted counter. */
2261 lprintf(CTDL_DEBUG, "Updating user\n");
2262 lgetuser(&CC->user, CC->curr_user);
2263 CC->user.posted = CC->user.posted + 1;
2264 lputuser(&CC->user);
2266 /* If this is private, local mail, make a copy in the
2267 * recipient's mailbox and bump the reference count.
2270 if (recps->num_local > 0)
2271 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2272 extract_token(recipient, recps->recp_local, i,
2273 '|', sizeof recipient);
2274 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2276 if (getuser(&userbuf, recipient) == 0) {
2277 MailboxName(actual_rm, sizeof actual_rm,
2278 &userbuf, MAILROOM);
2279 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2280 BumpNewMailCounter(userbuf.usernum);
2283 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2284 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2288 /* Perform "after save" hooks */
2289 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2290 PerformMessageHooks(msg, EVT_AFTERSAVE);
2292 /* For IGnet mail, we have to save a new copy into the spooler for
2293 * each recipient, with the R and D fields set to the recipient and
2294 * destination-node. This has two ugly side effects: all other
2295 * recipients end up being unlisted in this recipient's copy of the
2296 * message, and it has to deliver multiple messages to the same
2297 * node. We'll revisit this again in a year or so when everyone has
2298 * a network spool receiver that can handle the new style messages.
2301 if (recps->num_ignet > 0)
2302 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2303 extract_token(recipient, recps->recp_ignet, i,
2304 '|', sizeof recipient);
2306 hold_R = msg->cm_fields['R'];
2307 hold_D = msg->cm_fields['D'];
2308 msg->cm_fields['R'] = malloc(SIZ);
2309 msg->cm_fields['D'] = malloc(128);
2310 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2311 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2313 serialize_message(&smr, msg);
2315 snprintf(submit_filename, sizeof submit_filename,
2316 #ifndef HAVE_SPOOL_DIR
2321 "/network/spoolin/netmail.%04lx.%04x.%04x",
2322 (long) getpid(), CC->cs_pid, ++seqnum);
2323 network_fp = fopen(submit_filename, "wb+");
2324 if (network_fp != NULL) {
2325 fwrite(smr.ser, smr.len, 1, network_fp);
2331 free(msg->cm_fields['R']);
2332 free(msg->cm_fields['D']);
2333 msg->cm_fields['R'] = hold_R;
2334 msg->cm_fields['D'] = hold_D;
2337 /* Go back to the room we started from */
2338 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2339 if (strcasecmp(hold_rm, CC->room.QRname))
2340 /* getroom(&CC->room, hold_rm); */
2341 usergoto(hold_rm, 0, 1, NULL, NULL);
2343 /* For internet mail, generate delivery instructions.
2344 * Yes, this is recursive. Deal with it. Infinite recursion does
2345 * not happen because the delivery instructions message does not
2346 * contain a recipient.
2349 if (recps->num_internet > 0) {
2350 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2351 instr = malloc(SIZ * 2);
2352 snprintf(instr, SIZ * 2,
2353 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2355 SPOOLMIME, newmsgid, (long)time(NULL),
2356 msg->cm_fields['A'], msg->cm_fields['N']
2359 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2360 size_t tmp = strlen(instr);
2361 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2362 snprintf(&instr[tmp], SIZ * 2 - tmp,
2363 "remote|%s|0||\n", recipient);
2366 imsg = malloc(sizeof(struct CtdlMessage));
2367 memset(imsg, 0, sizeof(struct CtdlMessage));
2368 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2369 imsg->cm_anon_type = MES_NORMAL;
2370 imsg->cm_format_type = FMT_RFC822;
2371 imsg->cm_fields['A'] = strdup("Citadel");
2372 imsg->cm_fields['M'] = instr;
2373 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2374 CtdlFreeMessage(imsg);
2378 * Any addresses to harvest for someone's address book?
2380 if ( (CC->logged_in) && (recps != NULL) ) {
2381 collected_addresses = harvest_collected_addresses(msg);
2384 if (collected_addresses != NULL) {
2385 begin_critical_section(S_ATBF);
2386 aptr = (struct addresses_to_be_filed *) malloc(sizeof(struct addresses_to_be_filed));
2388 MailboxName(actual_rm, sizeof actual_rm, &CC->user, USERCONTACTSROOM);
2389 aptr->roomname = strdup(actual_rm);
2390 aptr->collected_addresses = collected_addresses;
2392 end_critical_section(S_ATBF);
2405 * Convenience function for generating small administrative messages.
2407 void quickie_message(char *from, char *to, char *room, char *text,
2408 int format_type, char *subject)
2410 struct CtdlMessage *msg;
2411 struct recptypes *recp = NULL;
2413 msg = malloc(sizeof(struct CtdlMessage));
2414 memset(msg, 0, sizeof(struct CtdlMessage));
2415 msg->cm_magic = CTDLMESSAGE_MAGIC;
2416 msg->cm_anon_type = MES_NORMAL;
2417 msg->cm_format_type = format_type;
2418 msg->cm_fields['A'] = strdup(from);
2419 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2420 msg->cm_fields['N'] = strdup(NODENAME);
2422 msg->cm_fields['R'] = strdup(to);
2423 recp = validate_recipients(to);
2425 if (subject != NULL) {
2426 msg->cm_fields['U'] = strdup(subject);
2428 msg->cm_fields['M'] = strdup(text);
2430 CtdlSubmitMsg(msg, recp, room);
2431 CtdlFreeMessage(msg);
2432 if (recp != NULL) free(recp);
2438 * Back end function used by CtdlMakeMessage() and similar functions
2440 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2441 size_t maxlen, /* maximum message length */
2442 char *exist, /* if non-null, append to it;
2443 exist is ALWAYS freed */
2444 int crlf /* CRLF newlines instead of LF */
2448 size_t message_len = 0;
2449 size_t buffer_len = 0;
2455 if (exist == NULL) {
2462 message_len = strlen(exist);
2463 buffer_len = message_len + 4096;
2464 m = realloc(exist, buffer_len);
2471 /* flush the input if we have nowhere to store it */
2476 /* read in the lines of message text one by one */
2478 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2479 if (!strcmp(buf, terminator)) finished = 1;
2481 strcat(buf, "\r\n");
2487 if ( (!flushing) && (!finished) ) {
2488 /* Measure the line */
2489 linelen = strlen(buf);
2491 /* augment the buffer if we have to */
2492 if ((message_len + linelen) >= buffer_len) {
2493 ptr = realloc(m, (buffer_len * 2) );
2494 if (ptr == NULL) { /* flush if can't allocate */
2497 buffer_len = (buffer_len * 2);
2499 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2503 /* Add the new line to the buffer. NOTE: this loop must avoid
2504 * using functions like strcat() and strlen() because they
2505 * traverse the entire buffer upon every call, and doing that
2506 * for a multi-megabyte message slows it down beyond usability.
2508 strcpy(&m[message_len], buf);
2509 message_len += linelen;
2512 /* if we've hit the max msg length, flush the rest */
2513 if (message_len >= maxlen) flushing = 1;
2515 } while (!finished);
2523 * Build a binary message to be saved on disk.
2524 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2525 * will become part of the message. This means you are no longer
2526 * responsible for managing that memory -- it will be freed along with
2527 * the rest of the fields when CtdlFreeMessage() is called.)
2530 struct CtdlMessage *CtdlMakeMessage(
2531 struct ctdluser *author, /* author's user structure */
2532 char *recipient, /* NULL if it's not mail */
2533 char *recp_cc, /* NULL if it's not mail */
2534 char *room, /* room where it's going */
2535 int type, /* see MES_ types in header file */
2536 int format_type, /* variformat, plain text, MIME... */
2537 char *fake_name, /* who we're masquerading as */
2538 char *subject, /* Subject (optional) */
2539 char *preformatted_text /* ...or NULL to read text from client */
2541 char dest_node[SIZ];
2543 struct CtdlMessage *msg;
2545 msg = malloc(sizeof(struct CtdlMessage));
2546 memset(msg, 0, sizeof(struct CtdlMessage));
2547 msg->cm_magic = CTDLMESSAGE_MAGIC;
2548 msg->cm_anon_type = type;
2549 msg->cm_format_type = format_type;
2551 /* Don't confuse the poor folks if it's not routed mail. */
2552 strcpy(dest_node, "");
2557 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2558 msg->cm_fields['P'] = strdup(buf);
2560 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2561 msg->cm_fields['T'] = strdup(buf);
2563 if (fake_name[0]) /* author */
2564 msg->cm_fields['A'] = strdup(fake_name);
2566 msg->cm_fields['A'] = strdup(author->fullname);
2568 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2569 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2572 msg->cm_fields['O'] = strdup(CC->room.QRname);
2575 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2576 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2578 if (recipient[0] != 0) {
2579 msg->cm_fields['R'] = strdup(recipient);
2581 if (recp_cc[0] != 0) {
2582 msg->cm_fields['Y'] = strdup(recp_cc);
2584 if (dest_node[0] != 0) {
2585 msg->cm_fields['D'] = strdup(dest_node);
2588 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2589 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2592 if (subject != NULL) {
2594 if (strlen(subject) > 0) {
2595 msg->cm_fields['U'] = strdup(subject);
2599 if (preformatted_text != NULL) {
2600 msg->cm_fields['M'] = preformatted_text;
2603 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2604 config.c_maxmsglen, NULL, 0);
2612 * Check to see whether we have permission to post a message in the current
2613 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2614 * returns 0 on success.
2616 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2618 if (!(CC->logged_in)) {
2619 snprintf(errmsgbuf, n, "Not logged in.");
2620 return (ERROR + NOT_LOGGED_IN);
2623 if ((CC->user.axlevel < 2)
2624 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2625 snprintf(errmsgbuf, n, "Need to be validated to enter "
2626 "(except in %s> to sysop)", MAILROOM);
2627 return (ERROR + HIGHER_ACCESS_REQUIRED);
2630 if ((CC->user.axlevel < 4)
2631 && (CC->room.QRflags & QR_NETWORK)) {
2632 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2633 return (ERROR + HIGHER_ACCESS_REQUIRED);
2636 if ((CC->user.axlevel < 6)
2637 && (CC->room.QRflags & QR_READONLY)) {
2638 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2639 return (ERROR + HIGHER_ACCESS_REQUIRED);
2642 strcpy(errmsgbuf, "Ok");
2648 * Check to see if the specified user has Internet mail permission
2649 * (returns nonzero if permission is granted)
2651 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2653 /* Do not allow twits to send Internet mail */
2654 if (who->axlevel <= 2) return(0);
2656 /* Globally enabled? */
2657 if (config.c_restrict == 0) return(1);
2659 /* User flagged ok? */
2660 if (who->flags & US_INTERNET) return(2);
2662 /* Aide level access? */
2663 if (who->axlevel >= 6) return(3);
2665 /* No mail for you! */
2671 * Validate recipients, count delivery types and errors, and handle aliasing
2672 * FIXME check for dupes!!!!!
2673 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2674 * or the number of addresses found invalid.
2676 struct recptypes *validate_recipients(char *recipients) {
2677 struct recptypes *ret;
2678 char this_recp[SIZ];
2679 char this_recp_cooked[SIZ];
2685 struct ctdluser tempUS;
2686 struct ctdlroom tempQR;
2689 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2690 if (ret == NULL) return(NULL);
2691 memset(ret, 0, sizeof(struct recptypes));
2694 ret->num_internet = 0;
2699 if (recipients == NULL) {
2702 else if (strlen(recipients) == 0) {
2706 /* Change all valid separator characters to commas */
2707 for (i=0; i<strlen(recipients); ++i) {
2708 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2709 recipients[i] = ',';
2714 num_recps = num_tokens(recipients, ',');
2717 if (num_recps > 0) for (i=0; i<num_recps; ++i) {
2718 extract_token(this_recp, recipients, i, ',', sizeof this_recp);
2720 lprintf(CTDL_DEBUG, "Evaluating recipient #%d <%s>\n", i, this_recp);
2721 mailtype = alias(this_recp);
2722 mailtype = alias(this_recp);
2723 mailtype = alias(this_recp);
2724 for (j=0; j<=strlen(this_recp); ++j) {
2725 if (this_recp[j]=='_') {
2726 this_recp_cooked[j] = ' ';
2729 this_recp_cooked[j] = this_recp[j];
2735 if (!strcasecmp(this_recp, "sysop")) {
2737 strcpy(this_recp, config.c_aideroom);
2738 if (strlen(ret->recp_room) > 0) {
2739 strcat(ret->recp_room, "|");
2741 strcat(ret->recp_room, this_recp);
2743 else if (getuser(&tempUS, this_recp) == 0) {
2745 strcpy(this_recp, tempUS.fullname);
2746 if (strlen(ret->recp_local) > 0) {
2747 strcat(ret->recp_local, "|");
2749 strcat(ret->recp_local, this_recp);
2751 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2753 strcpy(this_recp, tempUS.fullname);
2754 if (strlen(ret->recp_local) > 0) {
2755 strcat(ret->recp_local, "|");
2757 strcat(ret->recp_local, this_recp);
2759 else if ( (!strncasecmp(this_recp, "room_", 5))
2760 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2762 if (strlen(ret->recp_room) > 0) {
2763 strcat(ret->recp_room, "|");
2765 strcat(ret->recp_room, &this_recp_cooked[5]);
2773 /* Yes, you're reading this correctly: if the target
2774 * domain points back to the local system or an attached
2775 * Citadel directory, the address is invalid. That's
2776 * because if the address were valid, we would have
2777 * already translated it to a local address by now.
2779 if (IsDirectory(this_recp)) {
2784 ++ret->num_internet;
2785 if (strlen(ret->recp_internet) > 0) {
2786 strcat(ret->recp_internet, "|");
2788 strcat(ret->recp_internet, this_recp);
2793 if (strlen(ret->recp_ignet) > 0) {
2794 strcat(ret->recp_ignet, "|");
2796 strcat(ret->recp_ignet, this_recp);
2804 if (strlen(ret->errormsg) == 0) {
2805 snprintf(append, sizeof append,
2806 "Invalid recipient: %s",
2810 snprintf(append, sizeof append,
2813 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2814 strcat(ret->errormsg, append);
2818 if (strlen(ret->display_recp) == 0) {
2819 strcpy(append, this_recp);
2822 snprintf(append, sizeof append, ", %s",
2825 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2826 strcat(ret->display_recp, append);
2831 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2832 ret->num_room + ret->num_error) == 0) {
2833 ret->num_error = (-1);
2834 strcpy(ret->errormsg, "No recipients specified.");
2837 lprintf(CTDL_DEBUG, "validate_recipients()\n");
2838 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2839 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2840 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2841 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2842 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2850 * message entry - mode 0 (normal)
2852 void cmd_ent0(char *entargs)
2858 char masquerade_as[SIZ];
2860 int format_type = 0;
2861 char newusername[SIZ];
2862 struct CtdlMessage *msg;
2866 struct recptypes *valid = NULL;
2867 struct recptypes *valid_to = NULL;
2868 struct recptypes *valid_cc = NULL;
2869 struct recptypes *valid_bcc = NULL;
2876 post = extract_int(entargs, 0);
2877 extract_token(recp, entargs, 1, '|', sizeof recp);
2878 anon_flag = extract_int(entargs, 2);
2879 format_type = extract_int(entargs, 3);
2880 extract_token(subject, entargs, 4, '|', sizeof subject);
2881 do_confirm = extract_int(entargs, 6);
2882 extract_token(cc, entargs, 7, '|', sizeof cc);
2883 extract_token(bcc, entargs, 8, '|', sizeof bcc);
2885 /* first check to make sure the request is valid. */
2887 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2889 cprintf("%d %s\n", err, errmsg);
2893 /* Check some other permission type things. */
2896 if (CC->user.axlevel < 6) {
2897 cprintf("%d You don't have permission to masquerade.\n",
2898 ERROR + HIGHER_ACCESS_REQUIRED);
2901 extract_token(newusername, entargs, 5, '|', sizeof newusername);
2902 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2903 safestrncpy(CC->fake_postname, newusername,
2904 sizeof(CC->fake_postname) );
2905 cprintf("%d ok\n", CIT_OK);
2908 CC->cs_flags |= CS_POSTING;
2910 /* In the Mail> room we have to behave a little differently --
2911 * make sure the user has specified at least one recipient. Then
2912 * validate the recipient(s).
2914 if ( (CC->room.QRflags & QR_MAILBOX)
2915 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
2917 if (CC->user.axlevel < 2) {
2918 strcpy(recp, "sysop");
2923 valid_to = validate_recipients(recp);
2924 if (valid_to->num_error > 0) {
2925 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
2930 valid_cc = validate_recipients(cc);
2931 if (valid_cc->num_error > 0) {
2932 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
2938 valid_bcc = validate_recipients(bcc);
2939 if (valid_bcc->num_error > 0) {
2940 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
2947 /* Recipient required, but none were specified */
2948 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
2952 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
2956 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
2957 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
2958 cprintf("%d You do not have permission "
2959 "to send Internet mail.\n",
2960 ERROR + HIGHER_ACCESS_REQUIRED);
2968 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)
2969 && (CC->user.axlevel < 4) ) {
2970 cprintf("%d Higher access required for network mail.\n",
2971 ERROR + HIGHER_ACCESS_REQUIRED);
2978 if ((RESTRICT_INTERNET == 1)
2979 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
2980 && ((CC->user.flags & US_INTERNET) == 0)
2981 && (!CC->internal_pgm)) {
2982 cprintf("%d You don't have access to Internet mail.\n",
2983 ERROR + HIGHER_ACCESS_REQUIRED);
2992 /* Is this a room which has anonymous-only or anonymous-option? */
2993 anonymous = MES_NORMAL;
2994 if (CC->room.QRflags & QR_ANONONLY) {
2995 anonymous = MES_ANONONLY;
2997 if (CC->room.QRflags & QR_ANONOPT) {
2998 if (anon_flag == 1) { /* only if the user requested it */
2999 anonymous = MES_ANONOPT;
3003 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3007 /* If we're only checking the validity of the request, return
3008 * success without creating the message.
3011 cprintf("%d %s\n", CIT_OK,
3012 ((valid_to != NULL) ? valid_to->display_recp : "") );
3019 /* We don't need these anymore because we'll do it differently below */
3024 /* Handle author masquerading */
3025 if (CC->fake_postname[0]) {
3026 strcpy(masquerade_as, CC->fake_postname);
3028 else if (CC->fake_username[0]) {
3029 strcpy(masquerade_as, CC->fake_username);
3032 strcpy(masquerade_as, "");
3035 /* Read in the message from the client. */
3037 cprintf("%d send message\n", START_CHAT_MODE);
3039 cprintf("%d send message\n", SEND_LISTING);
3042 msg = CtdlMakeMessage(&CC->user, recp, cc,
3043 CC->room.QRname, anonymous, format_type,
3044 masquerade_as, subject, NULL);
3046 /* Put together one big recipients struct containing to/cc/bcc all in
3047 * one. This is for the envelope.
3049 char *all_recps = malloc(SIZ * 3);
3050 strcpy(all_recps, recp);
3051 if (strlen(cc) > 0) {
3052 if (strlen(all_recps) > 0) {
3053 strcat(all_recps, ",");
3055 strcat(all_recps, cc);
3057 if (strlen(bcc) > 0) {
3058 if (strlen(all_recps) > 0) {
3059 strcat(all_recps, ",");
3061 strcat(all_recps, bcc);
3063 if (strlen(all_recps) > 0) {
3064 valid = validate_recipients(all_recps);
3072 msgnum = CtdlSubmitMsg(msg, valid, "");
3075 cprintf("%ld\n", msgnum);
3077 cprintf("Message accepted.\n");
3080 cprintf("Internal error.\n");
3082 if (msg->cm_fields['E'] != NULL) {
3083 cprintf("%s\n", msg->cm_fields['E']);
3090 CtdlFreeMessage(msg);
3092 CC->fake_postname[0] = '\0';
3093 if (valid != NULL) {
3102 * API function to delete messages which match a set of criteria
3103 * (returns the actual number of messages deleted)
3105 int CtdlDeleteMessages(char *room_name, /* which room */
3106 long dmsgnum, /* or "0" for any */
3107 char *content_type, /* or "" for any */
3108 int deferred /* let TDAP sweep it later */
3112 struct ctdlroom qrbuf;
3113 struct cdbdata *cdbfr;
3114 long *msglist = NULL;
3115 long *dellist = NULL;
3118 int num_deleted = 0;
3120 struct MetaData smi;
3122 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %ld, %s, %d)\n",
3123 room_name, dmsgnum, content_type, deferred);
3125 /* get room record, obtaining a lock... */
3126 if (lgetroom(&qrbuf, room_name) != 0) {
3127 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3129 return (0); /* room not found */
3131 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3133 if (cdbfr != NULL) {
3134 msglist = malloc(cdbfr->len);
3135 dellist = malloc(cdbfr->len);
3136 memcpy(msglist, cdbfr->ptr, cdbfr->len);
3137 num_msgs = cdbfr->len / sizeof(long);
3141 for (i = 0; i < num_msgs; ++i) {
3144 /* Set/clear a bit for each criterion */
3146 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
3147 delete_this |= 0x01;
3149 if (strlen(content_type) == 0) {
3150 delete_this |= 0x02;
3152 GetMetaData(&smi, msglist[i]);
3153 if (!strcasecmp(smi.meta_content_type,
3155 delete_this |= 0x02;
3159 /* Delete message only if all bits are set */
3160 if (delete_this == 0x03) {
3161 dellist[num_deleted++] = msglist[i];
3166 num_msgs = sort_msglist(msglist, num_msgs);
3167 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3168 msglist, (int)(num_msgs * sizeof(long)));
3170 qrbuf.QRhighest = msglist[num_msgs - 1];
3175 * If the delete operation is "deferred" (and technically, any delete
3176 * operation not performed by THE DREADED AUTO-PURGER ought to be
3177 * a deferred delete) then we save a pointer to the message in the
3178 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3179 * at least 1, which will save the user from having to synchronously
3180 * wait for various disk-intensive operations to complete.
3182 if ( (deferred) && (num_deleted) ) {
3183 for (i=0; i<num_deleted; ++i) {
3184 CtdlCopyMsgToRoom(dellist[i], DELETED_MSGS_ROOM);
3188 /* Go through the messages we pulled out of the index, and decrement
3189 * their reference counts by 1. If this is the only room the message
3190 * was in, the reference count will reach zero and the message will
3191 * automatically be deleted from the database. We do this in a
3192 * separate pass because there might be plug-in hooks getting called,
3193 * and we don't want that happening during an S_ROOMS critical
3196 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3197 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3198 AdjRefCount(dellist[i], -1);
3201 /* Now free the memory we used, and go away. */
3202 if (msglist != NULL) free(msglist);
3203 if (dellist != NULL) free(dellist);
3204 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3205 return (num_deleted);
3211 * Check whether the current user has permission to delete messages from
3212 * the current room (returns 1 for yes, 0 for no)
3214 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3215 getuser(&CC->user, CC->curr_user);
3216 if ((CC->user.axlevel < 6)
3217 && (CC->user.usernum != CC->room.QRroomaide)
3218 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3219 && (!(CC->internal_pgm))) {
3228 * Delete message from current room
3230 void cmd_dele(char *delstr)
3235 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3236 cprintf("%d Higher access required.\n",
3237 ERROR + HIGHER_ACCESS_REQUIRED);
3240 delnum = extract_long(delstr, 0);
3242 num_deleted = CtdlDeleteMessages(CC->room.QRname, delnum, "", 1);
3245 cprintf("%d %d message%s deleted.\n", CIT_OK,
3246 num_deleted, ((num_deleted != 1) ? "s" : ""));
3248 cprintf("%d Message %ld not found.\n", ERROR + MESSAGE_NOT_FOUND, delnum);
3254 * Back end API function for moves and deletes
3256 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
3259 err = CtdlSaveMsgPointerInRoom(dest, msgnum, 1, NULL);
3260 if (err != 0) return(err);
3268 * move or copy a message to another room
3270 void cmd_move(char *args)
3273 char targ[ROOMNAMELEN];
3274 struct ctdlroom qtemp;
3280 num = extract_long(args, 0);
3281 extract_token(targ, args, 1, '|', sizeof targ);
3282 targ[ROOMNAMELEN - 1] = 0;
3283 is_copy = extract_int(args, 2);
3285 if (getroom(&qtemp, targ) != 0) {
3286 cprintf("%d '%s' does not exist.\n",
3287 ERROR + ROOM_NOT_FOUND, targ);
3291 getuser(&CC->user, CC->curr_user);
3292 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3294 /* Check for permission to perform this operation.
3295 * Remember: "CC->room" is source, "qtemp" is target.
3299 /* Aides can move/copy */
3300 if (CC->user.axlevel >= 6) permit = 1;
3302 /* Room aides can move/copy */
3303 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3305 /* Permit move/copy from personal rooms */
3306 if ((CC->room.QRflags & QR_MAILBOX)
3307 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3309 /* Permit only copy from public to personal room */
3311 && (!(CC->room.QRflags & QR_MAILBOX))
3312 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3314 /* User must have access to target room */
3315 if (!(ra & UA_KNOWN)) permit = 0;
3318 cprintf("%d Higher access required.\n",
3319 ERROR + HIGHER_ACCESS_REQUIRED);
3323 err = CtdlCopyMsgToRoom(num, targ);
3325 cprintf("%d Cannot store message in %s: error %d\n",
3330 /* Now delete the message from the source room,
3331 * if this is a 'move' rather than a 'copy' operation.
3334 CtdlDeleteMessages(CC->room.QRname, num, "", 0);
3337 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3343 * GetMetaData() - Get the supplementary record for a message
3345 void GetMetaData(struct MetaData *smibuf, long msgnum)
3348 struct cdbdata *cdbsmi;
3351 memset(smibuf, 0, sizeof(struct MetaData));
3352 smibuf->meta_msgnum = msgnum;
3353 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3355 /* Use the negative of the message number for its supp record index */
3356 TheIndex = (0L - msgnum);
3358 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3359 if (cdbsmi == NULL) {
3360 return; /* record not found; go with defaults */
3362 memcpy(smibuf, cdbsmi->ptr,
3363 ((cdbsmi->len > sizeof(struct MetaData)) ?
3364 sizeof(struct MetaData) : cdbsmi->len));
3371 * PutMetaData() - (re)write supplementary record for a message
3373 void PutMetaData(struct MetaData *smibuf)
3377 /* Use the negative of the message number for the metadata db index */
3378 TheIndex = (0L - smibuf->meta_msgnum);
3380 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3381 smibuf->meta_msgnum, smibuf->meta_refcount);
3383 cdb_store(CDB_MSGMAIN,
3384 &TheIndex, (int)sizeof(long),
3385 smibuf, (int)sizeof(struct MetaData));
3390 * AdjRefCount - change the reference count for a message;
3391 * delete the message if it reaches zero
3393 void AdjRefCount(long msgnum, int incr)
3396 struct MetaData smi;
3399 /* This is a *tight* critical section; please keep it that way, as
3400 * it may get called while nested in other critical sections.
3401 * Complicating this any further will surely cause deadlock!
3403 begin_critical_section(S_SUPPMSGMAIN);
3404 GetMetaData(&smi, msgnum);
3405 smi.meta_refcount += incr;
3407 end_critical_section(S_SUPPMSGMAIN);
3408 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3409 msgnum, incr, smi.meta_refcount);
3411 /* If the reference count is now zero, delete the message
3412 * (and its supplementary record as well).
3414 if (smi.meta_refcount == 0) {
3415 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3417 /* Remove from fulltext index */
3418 if (config.c_enable_fulltext) {
3419 ft_index_message(msgnum, 0);
3422 /* Remove from message base */
3424 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3425 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3427 /* Remove metadata record */
3428 delnum = (0L - msgnum);
3429 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3434 * Write a generic object to this room
3436 * Note: this could be much more efficient. Right now we use two temporary
3437 * files, and still pull the message into memory as with all others.
3439 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3440 char *content_type, /* MIME type of this object */
3441 char *tempfilename, /* Where to fetch it from */
3442 struct ctdluser *is_mailbox, /* Mailbox room? */
3443 int is_binary, /* Is encoding necessary? */
3444 int is_unique, /* Del others of this type? */
3445 unsigned int flags /* Internal save flags */
3450 struct ctdlroom qrbuf;
3451 char roomname[ROOMNAMELEN];
3452 struct CtdlMessage *msg;
3454 char *raw_message = NULL;
3455 char *encoded_message = NULL;
3456 off_t raw_length = 0;
3458 if (is_mailbox != NULL)
3459 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3461 safestrncpy(roomname, req_room, sizeof(roomname));
3462 lprintf(CTDL_DEBUG, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
3465 fp = fopen(tempfilename, "rb");
3467 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3468 tempfilename, strerror(errno));
3471 fseek(fp, 0L, SEEK_END);
3472 raw_length = ftell(fp);
3474 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3476 raw_message = malloc((size_t)raw_length + 2);
3477 fread(raw_message, (size_t)raw_length, 1, fp);
3481 encoded_message = malloc((size_t)
3482 (((raw_length * 134) / 100) + 4096 ) );
3485 encoded_message = malloc((size_t)(raw_length + 4096));
3488 sprintf(encoded_message, "Content-type: %s\n", content_type);
3491 sprintf(&encoded_message[strlen(encoded_message)],
3492 "Content-transfer-encoding: base64\n\n"
3496 sprintf(&encoded_message[strlen(encoded_message)],
3497 "Content-transfer-encoding: 7bit\n\n"
3503 &encoded_message[strlen(encoded_message)],
3509 raw_message[raw_length] = 0;
3511 &encoded_message[strlen(encoded_message)],
3519 lprintf(CTDL_DEBUG, "Allocating\n");
3520 msg = malloc(sizeof(struct CtdlMessage));
3521 memset(msg, 0, sizeof(struct CtdlMessage));
3522 msg->cm_magic = CTDLMESSAGE_MAGIC;
3523 msg->cm_anon_type = MES_NORMAL;
3524 msg->cm_format_type = 4;
3525 msg->cm_fields['A'] = strdup(CC->user.fullname);
3526 msg->cm_fields['O'] = strdup(req_room);
3527 msg->cm_fields['N'] = strdup(config.c_nodename);
3528 msg->cm_fields['H'] = strdup(config.c_humannode);
3529 msg->cm_flags = flags;
3531 msg->cm_fields['M'] = encoded_message;
3533 /* Create the requested room if we have to. */
3534 if (getroom(&qrbuf, roomname) != 0) {
3535 create_room(roomname,
3536 ( (is_mailbox != NULL) ? 5 : 3 ),
3537 "", 0, 1, 0, VIEW_BBS);
3539 /* If the caller specified this object as unique, delete all
3540 * other objects of this type that are currently in the room.
3543 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3544 CtdlDeleteMessages(roomname, 0L, content_type, 0)
3547 /* Now write the data */
3548 CtdlSubmitMsg(msg, NULL, roomname);
3549 CtdlFreeMessage(msg);
3557 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3558 config_msgnum = msgnum;
3562 char *CtdlGetSysConfig(char *sysconfname) {
3563 char hold_rm[ROOMNAMELEN];
3566 struct CtdlMessage *msg;
3569 strcpy(hold_rm, CC->room.QRname);
3570 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3571 getroom(&CC->room, hold_rm);
3576 /* We want the last (and probably only) config in this room */
3577 begin_critical_section(S_CONFIG);
3578 config_msgnum = (-1L);
3579 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3580 CtdlGetSysConfigBackend, NULL);
3581 msgnum = config_msgnum;
3582 end_critical_section(S_CONFIG);
3588 msg = CtdlFetchMessage(msgnum, 1);
3590 conf = strdup(msg->cm_fields['M']);
3591 CtdlFreeMessage(msg);
3598 getroom(&CC->room, hold_rm);
3600 if (conf != NULL) do {
3601 extract_token(buf, conf, 0, '\n', sizeof buf);
3602 strcpy(conf, &conf[strlen(buf)+1]);
3603 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3608 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3609 char temp[PATH_MAX];
3612 strcpy(temp, tmpnam(NULL));
3614 fp = fopen(temp, "w");
3615 if (fp == NULL) return;
3616 fprintf(fp, "%s", sysconfdata);
3619 /* this handy API function does all the work for us */
3620 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3626 * Determine whether a given Internet address belongs to the current user
3628 int CtdlIsMe(char *addr, int addr_buf_len)
3630 struct recptypes *recp;
3633 recp = validate_recipients(addr);
3634 if (recp == NULL) return(0);
3636 if (recp->num_local == 0) {
3641 for (i=0; i<recp->num_local; ++i) {
3642 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3643 if (!strcasecmp(addr, CC->user.fullname)) {
3655 * Citadel protocol command to do the same
3657 void cmd_isme(char *argbuf) {
3660 if (CtdlAccessCheck(ac_logged_in)) return;
3661 extract_token(addr, argbuf, 0, '|', sizeof addr);
3663 if (CtdlIsMe(addr, sizeof addr)) {
3664 cprintf("%d %s\n", CIT_OK, addr);
3667 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);