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 /* Now the regular stuff */
1789 if (lgetroom(&CC->room,
1790 ((roomname != NULL) ? roomname : CC->room.QRname) )
1792 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1793 return(ERROR + ROOM_NOT_FOUND);
1796 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1797 if (cdbfr == NULL) {
1801 msglist = malloc(cdbfr->len);
1802 if (msglist == NULL) {
1803 lprintf(CTDL_ALERT, "ERROR malloc msglist!\n");
1805 num_msgs = cdbfr->len / sizeof(long);
1806 memcpy(msglist, cdbfr->ptr, cdbfr->len);
1810 /* Make sure the message doesn't already exist in this room. It
1811 * is absolutely taboo to have more than one reference to the same
1812 * message in a room.
1814 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1815 if (msglist[i] == msgid) {
1816 lputroom(&CC->room); /* unlock the room */
1817 getroom(&CC->room, hold_rm);
1819 return(ERROR + ALREADY_EXISTS);
1823 /* Now add the new message */
1825 msglist = realloc(msglist, (num_msgs * sizeof(long)));
1827 if (msglist == NULL) {
1828 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1830 msglist[num_msgs - 1] = msgid;
1832 /* Sort the message list, so all the msgid's are in order */
1833 num_msgs = sort_msglist(msglist, num_msgs);
1835 /* Determine the highest message number */
1836 highest_msg = msglist[num_msgs - 1];
1838 /* Write it back to disk. */
1839 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1840 msglist, (int)(num_msgs * sizeof(long)));
1842 /* Free up the memory we used. */
1845 /* Update the highest-message pointer and unlock the room. */
1846 CC->room.QRhighest = highest_msg;
1847 lputroom(&CC->room);
1849 /* Perform replication checks if necessary */
1850 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
1851 if (supplied_msg != NULL) {
1855 msg = CtdlFetchMessage(msgid, 0);
1859 ReplicationChecks(msg);
1864 /* If the message has an Exclusive ID, index that... */
1866 if (msg->cm_fields['E'] != NULL) {
1867 index_message_by_euid(msg->cm_fields['E'],
1872 /* Free up the memory we may have allocated */
1873 if ( (msg != NULL) && (msg != supplied_msg) ) {
1874 CtdlFreeMessage(msg);
1877 /* Go back to the room we were in before we wandered here... */
1878 getroom(&CC->room, hold_rm);
1880 /* Bump the reference count for this message. */
1881 AdjRefCount(msgid, +1);
1883 /* Return success. */
1890 * Message base operation to save a new message to the message store
1891 * (returns new message number)
1893 * This is the back end for CtdlSubmitMsg() and should not be directly
1894 * called by server-side modules.
1897 long send_message(struct CtdlMessage *msg) {
1905 /* Get a new message number */
1906 newmsgid = get_new_message_number();
1907 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1909 /* Generate an ID if we don't have one already */
1910 if (msg->cm_fields['I']==NULL) {
1911 msg->cm_fields['I'] = strdup(msgidbuf);
1914 /* If the message is big, set its body aside for storage elsewhere */
1915 if (msg->cm_fields['M'] != NULL) {
1916 if (strlen(msg->cm_fields['M']) > BIGMSG) {
1918 holdM = msg->cm_fields['M'];
1919 msg->cm_fields['M'] = NULL;
1923 /* Serialize our data structure for storage in the database */
1924 serialize_message(&smr, msg);
1927 msg->cm_fields['M'] = holdM;
1931 cprintf("%d Unable to serialize message\n",
1932 ERROR + INTERNAL_ERROR);
1936 /* Write our little bundle of joy into the message base */
1937 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
1938 smr.ser, smr.len) < 0) {
1939 lprintf(CTDL_ERR, "Can't store message\n");
1943 cdb_store(CDB_BIGMSGS,
1953 /* Free the memory we used for the serialized message */
1956 /* Return the *local* message ID to the caller
1957 * (even if we're storing an incoming network message)
1965 * Serialize a struct CtdlMessage into the format used on disk and network.
1967 * This function loads up a "struct ser_ret" (defined in server.h) which
1968 * contains the length of the serialized message and a pointer to the
1969 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1971 void serialize_message(struct ser_ret *ret, /* return values */
1972 struct CtdlMessage *msg) /* unserialized msg */
1976 static char *forder = FORDER;
1978 if (is_valid_message(msg) == 0) return; /* self check */
1981 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1982 ret->len = ret->len +
1983 strlen(msg->cm_fields[(int)forder[i]]) + 2;
1985 lprintf(CTDL_DEBUG, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
1986 ret->ser = malloc(ret->len);
1987 if (ret->ser == NULL) {
1993 ret->ser[1] = msg->cm_anon_type;
1994 ret->ser[2] = msg->cm_format_type;
1997 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
1998 ret->ser[wlen++] = (char)forder[i];
1999 strcpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
2000 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
2002 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2003 (long)ret->len, (long)wlen);
2011 * Check to see if any messages already exist in the current room which
2012 * carry the same Exclusive ID as this one. If any are found, delete them.
2014 void ReplicationChecks(struct CtdlMessage *msg) {
2015 long old_msgnum = (-1L);
2017 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2019 lprintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2022 /* No exclusive id? Don't do anything. */
2023 if (msg == NULL) return;
2024 if (msg->cm_fields['E'] == NULL) return;
2025 if (strlen(msg->cm_fields['E']) == 0) return;
2026 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2027 msg->cm_fields['E'], CC->room.QRname);*/
2029 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2030 if (old_msgnum > 0L) {
2031 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2032 CtdlDeleteMessages(CC->room.QRname, old_msgnum, "", 0);
2039 * Save a message to disk and submit it into the delivery system.
2041 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2042 struct recptypes *recps, /* recipients (if mail) */
2043 char *force /* force a particular room? */
2045 char submit_filename[128];
2046 char generated_timestamp[32];
2047 char hold_rm[ROOMNAMELEN];
2048 char actual_rm[ROOMNAMELEN];
2049 char force_room[ROOMNAMELEN];
2050 char content_type[SIZ]; /* We have to learn this */
2051 char recipient[SIZ];
2054 struct ctdluser userbuf;
2056 struct MetaData smi;
2057 FILE *network_fp = NULL;
2058 static int seqnum = 1;
2059 struct CtdlMessage *imsg = NULL;
2062 char *hold_R, *hold_D;
2063 char *collected_addresses = NULL;
2064 struct addresses_to_be_filed *aptr = NULL;
2066 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2067 if (is_valid_message(msg) == 0) return(-1); /* self check */
2069 /* If this message has no timestamp, we take the liberty of
2070 * giving it one, right now.
2072 if (msg->cm_fields['T'] == NULL) {
2073 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2074 msg->cm_fields['T'] = strdup(generated_timestamp);
2077 /* If this message has no path, we generate one.
2079 if (msg->cm_fields['P'] == NULL) {
2080 if (msg->cm_fields['A'] != NULL) {
2081 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2082 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
2083 if (isspace(msg->cm_fields['P'][a])) {
2084 msg->cm_fields['P'][a] = ' ';
2089 msg->cm_fields['P'] = strdup("unknown");
2093 if (force == NULL) {
2094 strcpy(force_room, "");
2097 strcpy(force_room, force);
2100 /* Learn about what's inside, because it's what's inside that counts */
2101 if (msg->cm_fields['M'] == NULL) {
2102 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2106 switch (msg->cm_format_type) {
2108 strcpy(content_type, "text/x-citadel-variformat");
2111 strcpy(content_type, "text/plain");
2114 strcpy(content_type, "text/plain");
2115 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2117 safestrncpy(content_type, &mptr[14],
2118 sizeof content_type);
2119 for (a = 0; a < strlen(content_type); ++a) {
2120 if ((content_type[a] == ';')
2121 || (content_type[a] == ' ')
2122 || (content_type[a] == 13)
2123 || (content_type[a] == 10)) {
2124 content_type[a] = 0;
2130 /* Goto the correct room */
2131 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CC->room.QRname : SENTITEMS);
2132 strcpy(hold_rm, CC->room.QRname);
2133 strcpy(actual_rm, CC->room.QRname);
2134 if (recps != NULL) {
2135 strcpy(actual_rm, SENTITEMS);
2138 /* If the user is a twit, move to the twit room for posting */
2140 if (CC->user.axlevel == 2) {
2141 strcpy(hold_rm, actual_rm);
2142 strcpy(actual_rm, config.c_twitroom);
2143 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2147 /* ...or if this message is destined for Aide> then go there. */
2148 if (strlen(force_room) > 0) {
2149 strcpy(actual_rm, force_room);
2152 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2153 if (strcasecmp(actual_rm, CC->room.QRname)) {
2154 /* getroom(&CC->room, actual_rm); */
2155 usergoto(actual_rm, 0, 1, NULL, NULL);
2159 * If this message has no O (room) field, generate one.
2161 if (msg->cm_fields['O'] == NULL) {
2162 msg->cm_fields['O'] = strdup(CC->room.QRname);
2165 /* Perform "before save" hooks (aborting if any return nonzero) */
2166 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2167 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2170 * If this message has an Exclusive ID, and the room is replication
2171 * checking enabled, then do replication checks.
2173 if (DoesThisRoomNeedEuidIndexing(&CC->room)) {
2174 ReplicationChecks(msg);
2177 /* Save it to disk */
2178 lprintf(CTDL_DEBUG, "Saving to disk\n");
2179 newmsgid = send_message(msg);
2180 if (newmsgid <= 0L) return(-5);
2182 /* Write a supplemental message info record. This doesn't have to
2183 * be a critical section because nobody else knows about this message
2186 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2187 memset(&smi, 0, sizeof(struct MetaData));
2188 smi.meta_msgnum = newmsgid;
2189 smi.meta_refcount = 0;
2190 safestrncpy(smi.meta_content_type, content_type,
2191 sizeof smi.meta_content_type);
2193 /* As part of the new metadata record, measure how
2194 * big this message will be when displayed as RFC822.
2195 * Both POP and IMAP use this, and it's best to just take the hit now
2196 * instead of having to potentially measure thousands of messages when
2197 * a mailbox is opened later.
2200 if (CC->redirect_buffer != NULL) {
2201 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2204 CC->redirect_buffer = malloc(SIZ);
2205 CC->redirect_len = 0;
2206 CC->redirect_alloc = SIZ;
2207 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2208 smi.meta_rfc822_length = CC->redirect_len;
2209 free(CC->redirect_buffer);
2210 CC->redirect_buffer = NULL;
2211 CC->redirect_len = 0;
2212 CC->redirect_alloc = 0;
2216 /* Now figure out where to store the pointers */
2217 lprintf(CTDL_DEBUG, "Storing pointers\n");
2219 /* If this is being done by the networker delivering a private
2220 * message, we want to BYPASS saving the sender's copy (because there
2221 * is no local sender; it would otherwise go to the Trashcan).
2223 if ((!CC->internal_pgm) || (recps == NULL)) {
2224 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2225 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2226 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2230 /* For internet mail, drop a copy in the outbound queue room */
2232 if (recps->num_internet > 0) {
2233 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2236 /* If other rooms are specified, drop them there too. */
2238 if (recps->num_room > 0)
2239 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2240 extract_token(recipient, recps->recp_room, i,
2241 '|', sizeof recipient);
2242 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2243 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2246 /* Bump this user's messages posted counter. */
2247 lprintf(CTDL_DEBUG, "Updating user\n");
2248 lgetuser(&CC->user, CC->curr_user);
2249 CC->user.posted = CC->user.posted + 1;
2250 lputuser(&CC->user);
2252 /* If this is private, local mail, make a copy in the
2253 * recipient's mailbox and bump the reference count.
2256 if (recps->num_local > 0)
2257 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2258 extract_token(recipient, recps->recp_local, i,
2259 '|', sizeof recipient);
2260 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2262 if (getuser(&userbuf, recipient) == 0) {
2263 MailboxName(actual_rm, sizeof actual_rm,
2264 &userbuf, MAILROOM);
2265 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2266 BumpNewMailCounter(userbuf.usernum);
2269 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2270 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2274 /* Perform "after save" hooks */
2275 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2276 PerformMessageHooks(msg, EVT_AFTERSAVE);
2278 /* For IGnet mail, we have to save a new copy into the spooler for
2279 * each recipient, with the R and D fields set to the recipient and
2280 * destination-node. This has two ugly side effects: all other
2281 * recipients end up being unlisted in this recipient's copy of the
2282 * message, and it has to deliver multiple messages to the same
2283 * node. We'll revisit this again in a year or so when everyone has
2284 * a network spool receiver that can handle the new style messages.
2287 if (recps->num_ignet > 0)
2288 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2289 extract_token(recipient, recps->recp_ignet, i,
2290 '|', sizeof recipient);
2292 hold_R = msg->cm_fields['R'];
2293 hold_D = msg->cm_fields['D'];
2294 msg->cm_fields['R'] = malloc(SIZ);
2295 msg->cm_fields['D'] = malloc(128);
2296 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2297 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2299 serialize_message(&smr, msg);
2301 snprintf(submit_filename, sizeof submit_filename,
2302 #ifndef HAVE_SPOOL_DIR
2307 "/network/spoolin/netmail.%04lx.%04x.%04x",
2308 (long) getpid(), CC->cs_pid, ++seqnum);
2309 network_fp = fopen(submit_filename, "wb+");
2310 if (network_fp != NULL) {
2311 fwrite(smr.ser, smr.len, 1, network_fp);
2317 free(msg->cm_fields['R']);
2318 free(msg->cm_fields['D']);
2319 msg->cm_fields['R'] = hold_R;
2320 msg->cm_fields['D'] = hold_D;
2323 /* Go back to the room we started from */
2324 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2325 if (strcasecmp(hold_rm, CC->room.QRname))
2326 /* getroom(&CC->room, hold_rm); */
2327 usergoto(hold_rm, 0, 1, NULL, NULL);
2329 /* For internet mail, generate delivery instructions.
2330 * Yes, this is recursive. Deal with it. Infinite recursion does
2331 * not happen because the delivery instructions message does not
2332 * contain a recipient.
2335 if (recps->num_internet > 0) {
2336 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2337 instr = malloc(SIZ * 2);
2338 snprintf(instr, SIZ * 2,
2339 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2341 SPOOLMIME, newmsgid, (long)time(NULL),
2342 msg->cm_fields['A'], msg->cm_fields['N']
2345 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2346 size_t tmp = strlen(instr);
2347 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2348 snprintf(&instr[tmp], SIZ * 2 - tmp,
2349 "remote|%s|0||\n", recipient);
2352 imsg = malloc(sizeof(struct CtdlMessage));
2353 memset(imsg, 0, sizeof(struct CtdlMessage));
2354 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2355 imsg->cm_anon_type = MES_NORMAL;
2356 imsg->cm_format_type = FMT_RFC822;
2357 imsg->cm_fields['A'] = strdup("Citadel");
2358 imsg->cm_fields['M'] = instr;
2359 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2360 CtdlFreeMessage(imsg);
2364 * Any addresses to harvest for someone's address book?
2366 if ( (CC->logged_in) && (recps != NULL) ) {
2367 collected_addresses = harvest_collected_addresses(msg);
2370 if (collected_addresses != NULL) {
2371 begin_critical_section(S_ATBF);
2372 aptr = (struct addresses_to_be_filed *) malloc(sizeof(struct addresses_to_be_filed));
2374 MailboxName(actual_rm, sizeof actual_rm, &CC->user, USERCONTACTSROOM);
2375 aptr->roomname = strdup(actual_rm);
2376 aptr->collected_addresses = collected_addresses;
2378 end_critical_section(S_ATBF);
2391 * Convenience function for generating small administrative messages.
2393 void quickie_message(char *from, char *to, char *room, char *text,
2394 int format_type, char *subject)
2396 struct CtdlMessage *msg;
2397 struct recptypes *recp = NULL;
2399 msg = malloc(sizeof(struct CtdlMessage));
2400 memset(msg, 0, sizeof(struct CtdlMessage));
2401 msg->cm_magic = CTDLMESSAGE_MAGIC;
2402 msg->cm_anon_type = MES_NORMAL;
2403 msg->cm_format_type = format_type;
2404 msg->cm_fields['A'] = strdup(from);
2405 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2406 msg->cm_fields['N'] = strdup(NODENAME);
2408 msg->cm_fields['R'] = strdup(to);
2409 recp = validate_recipients(to);
2411 if (subject != NULL) {
2412 msg->cm_fields['U'] = strdup(subject);
2414 msg->cm_fields['M'] = strdup(text);
2416 CtdlSubmitMsg(msg, recp, room);
2417 CtdlFreeMessage(msg);
2418 if (recp != NULL) free(recp);
2424 * Back end function used by CtdlMakeMessage() and similar functions
2426 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2427 size_t maxlen, /* maximum message length */
2428 char *exist, /* if non-null, append to it;
2429 exist is ALWAYS freed */
2430 int crlf /* CRLF newlines instead of LF */
2434 size_t message_len = 0;
2435 size_t buffer_len = 0;
2441 if (exist == NULL) {
2448 message_len = strlen(exist);
2449 buffer_len = message_len + 4096;
2450 m = realloc(exist, buffer_len);
2457 /* flush the input if we have nowhere to store it */
2462 /* read in the lines of message text one by one */
2464 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2465 if (!strcmp(buf, terminator)) finished = 1;
2467 strcat(buf, "\r\n");
2473 if ( (!flushing) && (!finished) ) {
2474 /* Measure the line */
2475 linelen = strlen(buf);
2477 /* augment the buffer if we have to */
2478 if ((message_len + linelen) >= buffer_len) {
2479 ptr = realloc(m, (buffer_len * 2) );
2480 if (ptr == NULL) { /* flush if can't allocate */
2483 buffer_len = (buffer_len * 2);
2485 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2489 /* Add the new line to the buffer. NOTE: this loop must avoid
2490 * using functions like strcat() and strlen() because they
2491 * traverse the entire buffer upon every call, and doing that
2492 * for a multi-megabyte message slows it down beyond usability.
2494 strcpy(&m[message_len], buf);
2495 message_len += linelen;
2498 /* if we've hit the max msg length, flush the rest */
2499 if (message_len >= maxlen) flushing = 1;
2501 } while (!finished);
2509 * Build a binary message to be saved on disk.
2510 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2511 * will become part of the message. This means you are no longer
2512 * responsible for managing that memory -- it will be freed along with
2513 * the rest of the fields when CtdlFreeMessage() is called.)
2516 struct CtdlMessage *CtdlMakeMessage(
2517 struct ctdluser *author, /* author's user structure */
2518 char *recipient, /* NULL if it's not mail */
2519 char *recp_cc, /* NULL if it's not mail */
2520 char *room, /* room where it's going */
2521 int type, /* see MES_ types in header file */
2522 int format_type, /* variformat, plain text, MIME... */
2523 char *fake_name, /* who we're masquerading as */
2524 char *subject, /* Subject (optional) */
2525 char *preformatted_text /* ...or NULL to read text from client */
2527 char dest_node[SIZ];
2529 struct CtdlMessage *msg;
2531 msg = malloc(sizeof(struct CtdlMessage));
2532 memset(msg, 0, sizeof(struct CtdlMessage));
2533 msg->cm_magic = CTDLMESSAGE_MAGIC;
2534 msg->cm_anon_type = type;
2535 msg->cm_format_type = format_type;
2537 /* Don't confuse the poor folks if it's not routed mail. */
2538 strcpy(dest_node, "");
2543 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2544 msg->cm_fields['P'] = strdup(buf);
2546 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2547 msg->cm_fields['T'] = strdup(buf);
2549 if (fake_name[0]) /* author */
2550 msg->cm_fields['A'] = strdup(fake_name);
2552 msg->cm_fields['A'] = strdup(author->fullname);
2554 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2555 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2558 msg->cm_fields['O'] = strdup(CC->room.QRname);
2561 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2562 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2564 if (recipient[0] != 0) {
2565 msg->cm_fields['R'] = strdup(recipient);
2567 if (recp_cc[0] != 0) {
2568 msg->cm_fields['Y'] = strdup(recp_cc);
2570 if (dest_node[0] != 0) {
2571 msg->cm_fields['D'] = strdup(dest_node);
2574 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2575 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2578 if (subject != NULL) {
2580 if (strlen(subject) > 0) {
2581 msg->cm_fields['U'] = strdup(subject);
2585 if (preformatted_text != NULL) {
2586 msg->cm_fields['M'] = preformatted_text;
2589 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2590 config.c_maxmsglen, NULL, 0);
2598 * Check to see whether we have permission to post a message in the current
2599 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2600 * returns 0 on success.
2602 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2604 if (!(CC->logged_in)) {
2605 snprintf(errmsgbuf, n, "Not logged in.");
2606 return (ERROR + NOT_LOGGED_IN);
2609 if ((CC->user.axlevel < 2)
2610 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2611 snprintf(errmsgbuf, n, "Need to be validated to enter "
2612 "(except in %s> to sysop)", MAILROOM);
2613 return (ERROR + HIGHER_ACCESS_REQUIRED);
2616 if ((CC->user.axlevel < 4)
2617 && (CC->room.QRflags & QR_NETWORK)) {
2618 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2619 return (ERROR + HIGHER_ACCESS_REQUIRED);
2622 if ((CC->user.axlevel < 6)
2623 && (CC->room.QRflags & QR_READONLY)) {
2624 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2625 return (ERROR + HIGHER_ACCESS_REQUIRED);
2628 strcpy(errmsgbuf, "Ok");
2634 * Check to see if the specified user has Internet mail permission
2635 * (returns nonzero if permission is granted)
2637 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2639 /* Do not allow twits to send Internet mail */
2640 if (who->axlevel <= 2) return(0);
2642 /* Globally enabled? */
2643 if (config.c_restrict == 0) return(1);
2645 /* User flagged ok? */
2646 if (who->flags & US_INTERNET) return(2);
2648 /* Aide level access? */
2649 if (who->axlevel >= 6) return(3);
2651 /* No mail for you! */
2657 * Validate recipients, count delivery types and errors, and handle aliasing
2658 * FIXME check for dupes!!!!!
2659 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2660 * or the number of addresses found invalid.
2662 struct recptypes *validate_recipients(char *recipients) {
2663 struct recptypes *ret;
2664 char this_recp[SIZ];
2665 char this_recp_cooked[SIZ];
2671 struct ctdluser tempUS;
2672 struct ctdlroom tempQR;
2675 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2676 if (ret == NULL) return(NULL);
2677 memset(ret, 0, sizeof(struct recptypes));
2680 ret->num_internet = 0;
2685 if (recipients == NULL) {
2688 else if (strlen(recipients) == 0) {
2692 /* Change all valid separator characters to commas */
2693 for (i=0; i<strlen(recipients); ++i) {
2694 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2695 recipients[i] = ',';
2700 num_recps = num_tokens(recipients, ',');
2703 if (num_recps > 0) for (i=0; i<num_recps; ++i) {
2704 extract_token(this_recp, recipients, i, ',', sizeof this_recp);
2706 lprintf(CTDL_DEBUG, "Evaluating recipient #%d <%s>\n", i, this_recp);
2707 mailtype = alias(this_recp);
2708 mailtype = alias(this_recp);
2709 mailtype = alias(this_recp);
2710 for (j=0; j<=strlen(this_recp); ++j) {
2711 if (this_recp[j]=='_') {
2712 this_recp_cooked[j] = ' ';
2715 this_recp_cooked[j] = this_recp[j];
2721 if (!strcasecmp(this_recp, "sysop")) {
2723 strcpy(this_recp, config.c_aideroom);
2724 if (strlen(ret->recp_room) > 0) {
2725 strcat(ret->recp_room, "|");
2727 strcat(ret->recp_room, this_recp);
2729 else if (getuser(&tempUS, this_recp) == 0) {
2731 strcpy(this_recp, tempUS.fullname);
2732 if (strlen(ret->recp_local) > 0) {
2733 strcat(ret->recp_local, "|");
2735 strcat(ret->recp_local, this_recp);
2737 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2739 strcpy(this_recp, tempUS.fullname);
2740 if (strlen(ret->recp_local) > 0) {
2741 strcat(ret->recp_local, "|");
2743 strcat(ret->recp_local, this_recp);
2745 else if ( (!strncasecmp(this_recp, "room_", 5))
2746 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2748 if (strlen(ret->recp_room) > 0) {
2749 strcat(ret->recp_room, "|");
2751 strcat(ret->recp_room, &this_recp_cooked[5]);
2759 /* Yes, you're reading this correctly: if the target
2760 * domain points back to the local system or an attached
2761 * Citadel directory, the address is invalid. That's
2762 * because if the address were valid, we would have
2763 * already translated it to a local address by now.
2765 if (IsDirectory(this_recp)) {
2770 ++ret->num_internet;
2771 if (strlen(ret->recp_internet) > 0) {
2772 strcat(ret->recp_internet, "|");
2774 strcat(ret->recp_internet, this_recp);
2779 if (strlen(ret->recp_ignet) > 0) {
2780 strcat(ret->recp_ignet, "|");
2782 strcat(ret->recp_ignet, this_recp);
2790 if (strlen(ret->errormsg) == 0) {
2791 snprintf(append, sizeof append,
2792 "Invalid recipient: %s",
2796 snprintf(append, sizeof append,
2799 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2800 strcat(ret->errormsg, append);
2804 if (strlen(ret->display_recp) == 0) {
2805 strcpy(append, this_recp);
2808 snprintf(append, sizeof append, ", %s",
2811 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2812 strcat(ret->display_recp, append);
2817 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2818 ret->num_room + ret->num_error) == 0) {
2819 ret->num_error = (-1);
2820 strcpy(ret->errormsg, "No recipients specified.");
2823 lprintf(CTDL_DEBUG, "validate_recipients()\n");
2824 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2825 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2826 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2827 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2828 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2836 * message entry - mode 0 (normal)
2838 void cmd_ent0(char *entargs)
2844 char masquerade_as[SIZ];
2846 int format_type = 0;
2847 char newusername[SIZ];
2848 struct CtdlMessage *msg;
2852 struct recptypes *valid = NULL;
2853 struct recptypes *valid_to = NULL;
2854 struct recptypes *valid_cc = NULL;
2855 struct recptypes *valid_bcc = NULL;
2862 post = extract_int(entargs, 0);
2863 extract_token(recp, entargs, 1, '|', sizeof recp);
2864 anon_flag = extract_int(entargs, 2);
2865 format_type = extract_int(entargs, 3);
2866 extract_token(subject, entargs, 4, '|', sizeof subject);
2867 do_confirm = extract_int(entargs, 6);
2868 extract_token(cc, entargs, 7, '|', sizeof cc);
2869 extract_token(bcc, entargs, 8, '|', sizeof bcc);
2871 /* first check to make sure the request is valid. */
2873 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2875 cprintf("%d %s\n", err, errmsg);
2879 /* Check some other permission type things. */
2882 if (CC->user.axlevel < 6) {
2883 cprintf("%d You don't have permission to masquerade.\n",
2884 ERROR + HIGHER_ACCESS_REQUIRED);
2887 extract_token(newusername, entargs, 5, '|', sizeof newusername);
2888 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2889 safestrncpy(CC->fake_postname, newusername,
2890 sizeof(CC->fake_postname) );
2891 cprintf("%d ok\n", CIT_OK);
2894 CC->cs_flags |= CS_POSTING;
2896 /* In the Mail> room we have to behave a little differently --
2897 * make sure the user has specified at least one recipient. Then
2898 * validate the recipient(s).
2900 if ( (CC->room.QRflags & QR_MAILBOX)
2901 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
2903 if (CC->user.axlevel < 2) {
2904 strcpy(recp, "sysop");
2909 valid_to = validate_recipients(recp);
2910 if (valid_to->num_error > 0) {
2911 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
2916 valid_cc = validate_recipients(cc);
2917 if (valid_cc->num_error > 0) {
2918 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
2924 valid_bcc = validate_recipients(bcc);
2925 if (valid_bcc->num_error > 0) {
2926 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
2933 /* Recipient required, but none were specified */
2934 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
2938 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
2942 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
2943 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
2944 cprintf("%d You do not have permission "
2945 "to send Internet mail.\n",
2946 ERROR + HIGHER_ACCESS_REQUIRED);
2954 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)
2955 && (CC->user.axlevel < 4) ) {
2956 cprintf("%d Higher access required for network mail.\n",
2957 ERROR + HIGHER_ACCESS_REQUIRED);
2964 if ((RESTRICT_INTERNET == 1)
2965 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
2966 && ((CC->user.flags & US_INTERNET) == 0)
2967 && (!CC->internal_pgm)) {
2968 cprintf("%d You don't have access to Internet mail.\n",
2969 ERROR + HIGHER_ACCESS_REQUIRED);
2978 /* Is this a room which has anonymous-only or anonymous-option? */
2979 anonymous = MES_NORMAL;
2980 if (CC->room.QRflags & QR_ANONONLY) {
2981 anonymous = MES_ANONONLY;
2983 if (CC->room.QRflags & QR_ANONOPT) {
2984 if (anon_flag == 1) { /* only if the user requested it */
2985 anonymous = MES_ANONOPT;
2989 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
2993 /* If we're only checking the validity of the request, return
2994 * success without creating the message.
2997 cprintf("%d %s\n", CIT_OK,
2998 ((valid_to != NULL) ? valid_to->display_recp : "") );
3005 /* We don't need these anymore because we'll do it differently below */
3010 /* Handle author masquerading */
3011 if (CC->fake_postname[0]) {
3012 strcpy(masquerade_as, CC->fake_postname);
3014 else if (CC->fake_username[0]) {
3015 strcpy(masquerade_as, CC->fake_username);
3018 strcpy(masquerade_as, "");
3021 /* Read in the message from the client. */
3023 cprintf("%d send message\n", START_CHAT_MODE);
3025 cprintf("%d send message\n", SEND_LISTING);
3028 msg = CtdlMakeMessage(&CC->user, recp, cc,
3029 CC->room.QRname, anonymous, format_type,
3030 masquerade_as, subject, NULL);
3032 /* Put together one big recipients struct containing to/cc/bcc all in
3033 * one. This is for the envelope.
3035 char *all_recps = malloc(SIZ * 3);
3036 strcpy(all_recps, recp);
3037 if (strlen(cc) > 0) {
3038 if (strlen(all_recps) > 0) {
3039 strcat(all_recps, ",");
3041 strcat(all_recps, cc);
3043 if (strlen(bcc) > 0) {
3044 if (strlen(all_recps) > 0) {
3045 strcat(all_recps, ",");
3047 strcat(all_recps, bcc);
3049 if (strlen(all_recps) > 0) {
3050 valid = validate_recipients(all_recps);
3058 msgnum = CtdlSubmitMsg(msg, valid, "");
3061 cprintf("%ld\n", msgnum);
3063 cprintf("Message accepted.\n");
3066 cprintf("Internal error.\n");
3068 if (msg->cm_fields['E'] != NULL) {
3069 cprintf("%s\n", msg->cm_fields['E']);
3076 CtdlFreeMessage(msg);
3078 CC->fake_postname[0] = '\0';
3079 if (valid != NULL) {
3088 * API function to delete messages which match a set of criteria
3089 * (returns the actual number of messages deleted)
3091 int CtdlDeleteMessages(char *room_name, /* which room */
3092 long dmsgnum, /* or "0" for any */
3093 char *content_type, /* or "" for any */
3094 int deferred /* let TDAP sweep it later */
3098 struct ctdlroom qrbuf;
3099 struct cdbdata *cdbfr;
3100 long *msglist = NULL;
3101 long *dellist = NULL;
3104 int num_deleted = 0;
3106 struct MetaData smi;
3108 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %ld, %s, %d)\n",
3109 room_name, dmsgnum, content_type, deferred);
3111 /* get room record, obtaining a lock... */
3112 if (lgetroom(&qrbuf, room_name) != 0) {
3113 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3115 return (0); /* room not found */
3117 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3119 if (cdbfr != NULL) {
3120 msglist = malloc(cdbfr->len);
3121 dellist = malloc(cdbfr->len);
3122 memcpy(msglist, cdbfr->ptr, cdbfr->len);
3123 num_msgs = cdbfr->len / sizeof(long);
3127 for (i = 0; i < num_msgs; ++i) {
3130 /* Set/clear a bit for each criterion */
3132 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
3133 delete_this |= 0x01;
3135 if (strlen(content_type) == 0) {
3136 delete_this |= 0x02;
3138 GetMetaData(&smi, msglist[i]);
3139 if (!strcasecmp(smi.meta_content_type,
3141 delete_this |= 0x02;
3145 /* Delete message only if all bits are set */
3146 if (delete_this == 0x03) {
3147 dellist[num_deleted++] = msglist[i];
3152 num_msgs = sort_msglist(msglist, num_msgs);
3153 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3154 msglist, (int)(num_msgs * sizeof(long)));
3156 qrbuf.QRhighest = msglist[num_msgs - 1];
3161 * If the delete operation is "deferred" (and technically, any delete
3162 * operation not performed by THE DREADED AUTO-PURGER ought to be
3163 * a deferred delete) then we save a pointer to the message in the
3164 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3165 * at least 1, which will save the user from having to synchronously
3166 * wait for various disk-intensive operations to complete.
3168 if ( (deferred) && (num_deleted) ) {
3169 for (i=0; i<num_deleted; ++i) {
3170 CtdlCopyMsgToRoom(dellist[i], DELETED_MSGS_ROOM);
3174 /* Go through the messages we pulled out of the index, and decrement
3175 * their reference counts by 1. If this is the only room the message
3176 * was in, the reference count will reach zero and the message will
3177 * automatically be deleted from the database. We do this in a
3178 * separate pass because there might be plug-in hooks getting called,
3179 * and we don't want that happening during an S_ROOMS critical
3182 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3183 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3184 AdjRefCount(dellist[i], -1);
3187 /* Now free the memory we used, and go away. */
3188 if (msglist != NULL) free(msglist);
3189 if (dellist != NULL) free(dellist);
3190 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3191 return (num_deleted);
3197 * Check whether the current user has permission to delete messages from
3198 * the current room (returns 1 for yes, 0 for no)
3200 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3201 getuser(&CC->user, CC->curr_user);
3202 if ((CC->user.axlevel < 6)
3203 && (CC->user.usernum != CC->room.QRroomaide)
3204 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3205 && (!(CC->internal_pgm))) {
3214 * Delete message from current room
3216 void cmd_dele(char *delstr)
3221 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3222 cprintf("%d Higher access required.\n",
3223 ERROR + HIGHER_ACCESS_REQUIRED);
3226 delnum = extract_long(delstr, 0);
3228 num_deleted = CtdlDeleteMessages(CC->room.QRname, delnum, "", 1);
3231 cprintf("%d %d message%s deleted.\n", CIT_OK,
3232 num_deleted, ((num_deleted != 1) ? "s" : ""));
3234 cprintf("%d Message %ld not found.\n", ERROR + MESSAGE_NOT_FOUND, delnum);
3240 * Back end API function for moves and deletes
3242 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
3245 err = CtdlSaveMsgPointerInRoom(dest, msgnum, 1, NULL);
3246 if (err != 0) return(err);
3254 * move or copy a message to another room
3256 void cmd_move(char *args)
3259 char targ[ROOMNAMELEN];
3260 struct ctdlroom qtemp;
3266 num = extract_long(args, 0);
3267 extract_token(targ, args, 1, '|', sizeof targ);
3268 targ[ROOMNAMELEN - 1] = 0;
3269 is_copy = extract_int(args, 2);
3271 if (getroom(&qtemp, targ) != 0) {
3272 cprintf("%d '%s' does not exist.\n",
3273 ERROR + ROOM_NOT_FOUND, targ);
3277 getuser(&CC->user, CC->curr_user);
3278 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3280 /* Check for permission to perform this operation.
3281 * Remember: "CC->room" is source, "qtemp" is target.
3285 /* Aides can move/copy */
3286 if (CC->user.axlevel >= 6) permit = 1;
3288 /* Room aides can move/copy */
3289 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3291 /* Permit move/copy from personal rooms */
3292 if ((CC->room.QRflags & QR_MAILBOX)
3293 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3295 /* Permit only copy from public to personal room */
3297 && (!(CC->room.QRflags & QR_MAILBOX))
3298 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3300 /* User must have access to target room */
3301 if (!(ra & UA_KNOWN)) permit = 0;
3304 cprintf("%d Higher access required.\n",
3305 ERROR + HIGHER_ACCESS_REQUIRED);
3309 err = CtdlCopyMsgToRoom(num, targ);
3311 cprintf("%d Cannot store message in %s: error %d\n",
3316 /* Now delete the message from the source room,
3317 * if this is a 'move' rather than a 'copy' operation.
3320 CtdlDeleteMessages(CC->room.QRname, num, "", 0);
3323 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3329 * GetMetaData() - Get the supplementary record for a message
3331 void GetMetaData(struct MetaData *smibuf, long msgnum)
3334 struct cdbdata *cdbsmi;
3337 memset(smibuf, 0, sizeof(struct MetaData));
3338 smibuf->meta_msgnum = msgnum;
3339 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3341 /* Use the negative of the message number for its supp record index */
3342 TheIndex = (0L - msgnum);
3344 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3345 if (cdbsmi == NULL) {
3346 return; /* record not found; go with defaults */
3348 memcpy(smibuf, cdbsmi->ptr,
3349 ((cdbsmi->len > sizeof(struct MetaData)) ?
3350 sizeof(struct MetaData) : cdbsmi->len));
3357 * PutMetaData() - (re)write supplementary record for a message
3359 void PutMetaData(struct MetaData *smibuf)
3363 /* Use the negative of the message number for the metadata db index */
3364 TheIndex = (0L - smibuf->meta_msgnum);
3366 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3367 smibuf->meta_msgnum, smibuf->meta_refcount);
3369 cdb_store(CDB_MSGMAIN,
3370 &TheIndex, (int)sizeof(long),
3371 smibuf, (int)sizeof(struct MetaData));
3376 * AdjRefCount - change the reference count for a message;
3377 * delete the message if it reaches zero
3379 void AdjRefCount(long msgnum, int incr)
3382 struct MetaData smi;
3385 /* This is a *tight* critical section; please keep it that way, as
3386 * it may get called while nested in other critical sections.
3387 * Complicating this any further will surely cause deadlock!
3389 begin_critical_section(S_SUPPMSGMAIN);
3390 GetMetaData(&smi, msgnum);
3391 smi.meta_refcount += incr;
3393 end_critical_section(S_SUPPMSGMAIN);
3394 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3395 msgnum, incr, smi.meta_refcount);
3397 /* If the reference count is now zero, delete the message
3398 * (and its supplementary record as well).
3400 if (smi.meta_refcount == 0) {
3401 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3403 /* Remove from fulltext index */
3404 if (config.c_enable_fulltext) {
3405 ft_index_message(msgnum, 0);
3408 /* Remove from message base */
3410 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3411 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3413 /* Remove metadata record */
3414 delnum = (0L - msgnum);
3415 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3420 * Write a generic object to this room
3422 * Note: this could be much more efficient. Right now we use two temporary
3423 * files, and still pull the message into memory as with all others.
3425 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3426 char *content_type, /* MIME type of this object */
3427 char *tempfilename, /* Where to fetch it from */
3428 struct ctdluser *is_mailbox, /* Mailbox room? */
3429 int is_binary, /* Is encoding necessary? */
3430 int is_unique, /* Del others of this type? */
3431 unsigned int flags /* Internal save flags */
3436 struct ctdlroom qrbuf;
3437 char roomname[ROOMNAMELEN];
3438 struct CtdlMessage *msg;
3440 char *raw_message = NULL;
3441 char *encoded_message = NULL;
3442 off_t raw_length = 0;
3444 if (is_mailbox != NULL)
3445 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3447 safestrncpy(roomname, req_room, sizeof(roomname));
3448 lprintf(CTDL_DEBUG, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
3451 fp = fopen(tempfilename, "rb");
3453 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3454 tempfilename, strerror(errno));
3457 fseek(fp, 0L, SEEK_END);
3458 raw_length = ftell(fp);
3460 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3462 raw_message = malloc((size_t)raw_length + 2);
3463 fread(raw_message, (size_t)raw_length, 1, fp);
3467 encoded_message = malloc((size_t)
3468 (((raw_length * 134) / 100) + 4096 ) );
3471 encoded_message = malloc((size_t)(raw_length + 4096));
3474 sprintf(encoded_message, "Content-type: %s\n", content_type);
3477 sprintf(&encoded_message[strlen(encoded_message)],
3478 "Content-transfer-encoding: base64\n\n"
3482 sprintf(&encoded_message[strlen(encoded_message)],
3483 "Content-transfer-encoding: 7bit\n\n"
3489 &encoded_message[strlen(encoded_message)],
3495 raw_message[raw_length] = 0;
3497 &encoded_message[strlen(encoded_message)],
3505 lprintf(CTDL_DEBUG, "Allocating\n");
3506 msg = malloc(sizeof(struct CtdlMessage));
3507 memset(msg, 0, sizeof(struct CtdlMessage));
3508 msg->cm_magic = CTDLMESSAGE_MAGIC;
3509 msg->cm_anon_type = MES_NORMAL;
3510 msg->cm_format_type = 4;
3511 msg->cm_fields['A'] = strdup(CC->user.fullname);
3512 msg->cm_fields['O'] = strdup(req_room);
3513 msg->cm_fields['N'] = strdup(config.c_nodename);
3514 msg->cm_fields['H'] = strdup(config.c_humannode);
3515 msg->cm_flags = flags;
3517 msg->cm_fields['M'] = encoded_message;
3519 /* Create the requested room if we have to. */
3520 if (getroom(&qrbuf, roomname) != 0) {
3521 create_room(roomname,
3522 ( (is_mailbox != NULL) ? 5 : 3 ),
3523 "", 0, 1, 0, VIEW_BBS);
3525 /* If the caller specified this object as unique, delete all
3526 * other objects of this type that are currently in the room.
3529 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3530 CtdlDeleteMessages(roomname, 0L, content_type, 0)
3533 /* Now write the data */
3534 CtdlSubmitMsg(msg, NULL, roomname);
3535 CtdlFreeMessage(msg);
3543 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3544 config_msgnum = msgnum;
3548 char *CtdlGetSysConfig(char *sysconfname) {
3549 char hold_rm[ROOMNAMELEN];
3552 struct CtdlMessage *msg;
3555 strcpy(hold_rm, CC->room.QRname);
3556 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3557 getroom(&CC->room, hold_rm);
3562 /* We want the last (and probably only) config in this room */
3563 begin_critical_section(S_CONFIG);
3564 config_msgnum = (-1L);
3565 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3566 CtdlGetSysConfigBackend, NULL);
3567 msgnum = config_msgnum;
3568 end_critical_section(S_CONFIG);
3574 msg = CtdlFetchMessage(msgnum, 1);
3576 conf = strdup(msg->cm_fields['M']);
3577 CtdlFreeMessage(msg);
3584 getroom(&CC->room, hold_rm);
3586 if (conf != NULL) do {
3587 extract_token(buf, conf, 0, '\n', sizeof buf);
3588 strcpy(conf, &conf[strlen(buf)+1]);
3589 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3594 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3595 char temp[PATH_MAX];
3598 strcpy(temp, tmpnam(NULL));
3600 fp = fopen(temp, "w");
3601 if (fp == NULL) return;
3602 fprintf(fp, "%s", sysconfdata);
3605 /* this handy API function does all the work for us */
3606 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3612 * Determine whether a given Internet address belongs to the current user
3614 int CtdlIsMe(char *addr, int addr_buf_len)
3616 struct recptypes *recp;
3619 recp = validate_recipients(addr);
3620 if (recp == NULL) return(0);
3622 if (recp->num_local == 0) {
3627 for (i=0; i<recp->num_local; ++i) {
3628 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3629 if (!strcasecmp(addr, CC->user.fullname)) {
3641 * Citadel protocol command to do the same
3643 void cmd_isme(char *argbuf) {
3646 if (CtdlAccessCheck(ac_logged_in)) return;
3647 extract_token(addr, argbuf, 0, '|', sizeof addr);
3649 if (CtdlIsMe(addr, sizeof addr)) {
3650 cprintf("%d %s\n", CIT_OK, addr);
3653 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);