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"
58 struct addresses_to_be_filed *atbf = NULL;
61 * This really belongs in serv_network.c, but I don't know how to export
62 * symbols between modules.
64 struct FilterList *filterlist = NULL;
68 * These are the four-character field headers we use when outputting
69 * messages in Citadel format (as opposed to RFC822 format).
72 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
73 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
106 * This function is self explanatory.
107 * (What can I say, I'm in a weird mood today...)
109 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
113 for (i = 0; i < strlen(name); ++i) {
114 if (name[i] == '@') {
115 while (isspace(name[i - 1]) && i > 0) {
116 strcpy(&name[i - 1], &name[i]);
119 while (isspace(name[i + 1])) {
120 strcpy(&name[i + 1], &name[i + 2]);
128 * Aliasing for network mail.
129 * (Error messages have been commented out, because this is a server.)
131 int alias(char *name)
132 { /* process alias and routing info for mail */
135 char aaa[SIZ], bbb[SIZ];
136 char *ignetcfg = NULL;
137 char *ignetmap = NULL;
144 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
152 "mail.aliases", "r");
154 fp = fopen("/dev/null", "r");
161 while (fgets(aaa, sizeof aaa, fp) != NULL) {
162 while (isspace(name[0]))
163 strcpy(name, &name[1]);
164 aaa[strlen(aaa) - 1] = 0;
166 for (a = 0; a < strlen(aaa); ++a) {
168 strcpy(bbb, &aaa[a + 1]);
172 if (!strcasecmp(name, aaa))
177 /* Hit the Global Address Book */
178 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
182 lprintf(CTDL_INFO, "Mail is being forwarded to %s\n", name);
184 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
185 for (a=0; a<strlen(name); ++a) {
186 if (name[a] == '@') {
187 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
189 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
194 /* determine local or remote type, see citadel.h */
195 at = haschar(name, '@');
196 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
197 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
198 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
200 /* figure out the delivery mode */
201 extract_token(node, name, 1, '@', sizeof node);
203 /* If there are one or more dots in the nodename, we assume that it
204 * is an FQDN and will attempt SMTP delivery to the Internet.
206 if (haschar(node, '.') > 0) {
207 return(MES_INTERNET);
210 /* Otherwise we look in the IGnet maps for a valid Citadel node.
211 * Try directly-connected nodes first...
213 ignetcfg = CtdlGetSysConfig(IGNETCFG);
214 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
215 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
216 extract_token(testnode, buf, 0, '|', sizeof testnode);
217 if (!strcasecmp(node, testnode)) {
225 * Then try nodes that are two or more hops away.
227 ignetmap = CtdlGetSysConfig(IGNETMAP);
228 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
229 extract_token(buf, ignetmap, i, '\n', sizeof buf);
230 extract_token(testnode, buf, 0, '|', sizeof testnode);
231 if (!strcasecmp(node, testnode)) {
238 /* If we get to this point it's an invalid node name */
253 "/citadel.control", "r");
255 lprintf(CTDL_CRIT, "Cannot open citadel.control: %s\n",
259 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
265 * Back end for the MSGS command: output message number only.
267 void simple_listing(long msgnum, void *userdata)
269 cprintf("%ld\n", msgnum);
275 * Back end for the MSGS command: output header summary.
277 void headers_listing(long msgnum, void *userdata)
279 struct CtdlMessage *msg;
281 msg = CtdlFetchMessage(msgnum, 0);
283 cprintf("%ld|0|||||\n", msgnum);
287 cprintf("%ld|%s|%s|%s|%s|%s|\n",
289 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
290 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
291 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
292 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
293 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
295 CtdlFreeMessage(msg);
300 /* Determine if a given message matches the fields in a message template.
301 * Return 0 for a successful match.
303 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
306 /* If there aren't any fields in the template, all messages will
309 if (template == NULL) return(0);
311 /* Null messages are bogus. */
312 if (msg == NULL) return(1);
314 for (i='A'; i<='Z'; ++i) {
315 if (template->cm_fields[i] != NULL) {
316 if (msg->cm_fields[i] == NULL) {
319 if (strcasecmp(msg->cm_fields[i],
320 template->cm_fields[i])) return 1;
324 /* All compares succeeded: we have a match! */
331 * Retrieve the "seen" message list for the current room.
333 void CtdlGetSeen(char *buf, int which_set) {
336 /* Learn about the user and room in question */
337 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
339 if (which_set == ctdlsetseen_seen)
340 safestrncpy(buf, vbuf.v_seen, SIZ);
341 if (which_set == ctdlsetseen_answered)
342 safestrncpy(buf, vbuf.v_answered, SIZ);
348 * Manipulate the "seen msgs" string (or other message set strings)
350 void CtdlSetSeen(long target_msgnum, int target_setting, int which_set,
351 struct ctdluser *which_user, struct ctdlroom *which_room) {
352 struct cdbdata *cdbfr;
364 char *is_set; /* actually an array of booleans */
367 char setstr[SIZ], lostr[SIZ], histr[SIZ];
370 lprintf(CTDL_DEBUG, "CtdlSetSeen(%ld, %d, %d)\n",
371 target_msgnum, target_setting, which_set);
373 /* Learn about the user and room in question */
374 CtdlGetRelationship(&vbuf,
375 ((which_user != NULL) ? which_user : &CC->user),
376 ((which_room != NULL) ? which_room : &CC->room)
379 /* Load the message list */
380 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
382 msglist = malloc(cdbfr->len);
383 memcpy(msglist, cdbfr->ptr, cdbfr->len);
384 num_msgs = cdbfr->len / sizeof(long);
387 return; /* No messages at all? No further action. */
390 is_set = malloc(num_msgs * sizeof(char));
391 memset(is_set, 0, (num_msgs * sizeof(char)) );
393 /* Decide which message set we're manipulating */
395 case ctdlsetseen_seen:
396 safestrncpy(vset, vbuf.v_seen, sizeof vset);
398 case ctdlsetseen_answered:
399 safestrncpy(vset, vbuf.v_answered, sizeof vset);
403 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
405 /* Translate the existing sequence set into an array of booleans */
406 num_sets = num_tokens(vset, ',');
407 for (s=0; s<num_sets; ++s) {
408 extract_token(setstr, vset, s, ',', sizeof setstr);
410 extract_token(lostr, setstr, 0, ':', sizeof lostr);
411 if (num_tokens(setstr, ':') >= 2) {
412 extract_token(histr, setstr, 1, ':', sizeof histr);
413 if (!strcmp(histr, "*")) {
414 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
418 strcpy(histr, lostr);
423 for (i = 0; i < num_msgs; ++i) {
424 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
430 /* Now translate the array of booleans back into a sequence set */
435 for (i=0; i<num_msgs; ++i) {
438 if (msglist[i] == target_msgnum) {
439 is_seen = target_setting;
446 if (lo < 0L) lo = msglist[i];
450 if ( ((is_seen == 0) && (was_seen == 1))
451 || ((is_seen == 1) && (i == num_msgs-1)) ) {
453 /* begin trim-o-matic code */
456 while ( (strlen(vset) + 20) > sizeof vset) {
457 remove_token(vset, 0, ',');
459 if (j--) break; /* loop no more than 9 times */
461 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
465 snprintf(lostr, sizeof lostr,
466 "1:%ld,%s", t, vset);
467 safestrncpy(vset, lostr, sizeof vset);
469 /* end trim-o-matic code */
477 snprintf(&vset[tmp], (sizeof vset) - tmp,
481 snprintf(&vset[tmp], (sizeof vset) - tmp,
490 /* Decide which message set we're manipulating */
492 case ctdlsetseen_seen:
493 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
495 case ctdlsetseen_answered:
496 safestrncpy(vbuf.v_answered, vset,
497 sizeof vbuf.v_answered);
502 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
504 CtdlSetRelationship(&vbuf,
505 ((which_user != NULL) ? which_user : &CC->user),
506 ((which_room != NULL) ? which_room : &CC->room)
512 * API function to perform an operation for each qualifying message in the
513 * current room. (Returns the number of messages processed.)
515 int CtdlForEachMessage(int mode, long ref,
517 struct CtdlMessage *compare,
518 void (*CallBack) (long, void *),
524 struct cdbdata *cdbfr;
525 long *msglist = NULL;
527 int num_processed = 0;
530 struct CtdlMessage *msg;
533 int printed_lastold = 0;
535 /* Learn about the user and room in question */
537 getuser(&CC->user, CC->curr_user);
538 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
540 /* Load the message list */
541 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
543 msglist = malloc(cdbfr->len);
544 memcpy(msglist, cdbfr->ptr, cdbfr->len);
545 num_msgs = cdbfr->len / sizeof(long);
548 return 0; /* No messages at all? No further action. */
553 * Now begin the traversal.
555 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
557 /* If the caller is looking for a specific MIME type, filter
558 * out all messages which are not of the type requested.
560 if (content_type != NULL) if (strlen(content_type) > 0) {
562 /* This call to GetMetaData() sits inside this loop
563 * so that we only do the extra database read per msg
564 * if we need to. Doing the extra read all the time
565 * really kills the server. If we ever need to use
566 * metadata for another search criterion, we need to
567 * move the read somewhere else -- but still be smart
568 * enough to only do the read if the caller has
569 * specified something that will need it.
571 GetMetaData(&smi, msglist[a]);
573 if (strcasecmp(smi.meta_content_type, content_type)) {
579 num_msgs = sort_msglist(msglist, num_msgs);
581 /* If a template was supplied, filter out the messages which
582 * don't match. (This could induce some delays!)
585 if (compare != NULL) {
586 for (a = 0; a < num_msgs; ++a) {
587 msg = CtdlFetchMessage(msglist[a], 1);
589 if (CtdlMsgCmp(msg, compare)) {
592 CtdlFreeMessage(msg);
600 * Now iterate through the message list, according to the
601 * criteria supplied by the caller.
604 for (a = 0; a < num_msgs; ++a) {
605 thismsg = msglist[a];
606 if (mode == MSGS_ALL) {
610 is_seen = is_msg_in_sequence_set(
611 vbuf.v_seen, thismsg);
612 if (is_seen) lastold = thismsg;
618 || ((mode == MSGS_OLD) && (is_seen))
619 || ((mode == MSGS_NEW) && (!is_seen))
620 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
621 || ((mode == MSGS_FIRST) && (a < ref))
622 || ((mode == MSGS_GT) && (thismsg > ref))
623 || ((mode == MSGS_EQ) && (thismsg == ref))
626 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
628 CallBack(lastold, userdata);
632 if (CallBack) CallBack(thismsg, userdata);
636 free(msglist); /* Clean up */
637 return num_processed;
643 * cmd_msgs() - get list of message #'s in this room
644 * implements the MSGS server command using CtdlForEachMessage()
646 void cmd_msgs(char *cmdbuf)
655 int with_template = 0;
656 struct CtdlMessage *template = NULL;
657 int with_headers = 0;
659 extract_token(which, cmdbuf, 0, '|', sizeof which);
660 cm_ref = extract_int(cmdbuf, 1);
661 with_template = extract_int(cmdbuf, 2);
662 with_headers = extract_int(cmdbuf, 3);
666 if (!strncasecmp(which, "OLD", 3))
668 else if (!strncasecmp(which, "NEW", 3))
670 else if (!strncasecmp(which, "FIRST", 5))
672 else if (!strncasecmp(which, "LAST", 4))
674 else if (!strncasecmp(which, "GT", 2))
677 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
678 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
684 cprintf("%d Send template then receive message list\n",
686 template = (struct CtdlMessage *)
687 malloc(sizeof(struct CtdlMessage));
688 memset(template, 0, sizeof(struct CtdlMessage));
689 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
690 extract_token(tfield, buf, 0, '|', sizeof tfield);
691 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
692 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
693 if (!strcasecmp(tfield, msgkeys[i])) {
694 template->cm_fields[i] =
702 cprintf("%d \n", LISTING_FOLLOWS);
705 CtdlForEachMessage(mode,
709 (with_headers ? headers_listing : simple_listing),
712 if (template != NULL) CtdlFreeMessage(template);
720 * help_subst() - support routine for help file viewer
722 void help_subst(char *strbuf, char *source, char *dest)
727 while (p = pattern2(strbuf, source), (p >= 0)) {
728 strcpy(workbuf, &strbuf[p + strlen(source)]);
729 strcpy(&strbuf[p], dest);
730 strcat(strbuf, workbuf);
735 void do_help_subst(char *buffer)
739 help_subst(buffer, "^nodename", config.c_nodename);
740 help_subst(buffer, "^humannode", config.c_humannode);
741 help_subst(buffer, "^fqdn", config.c_fqdn);
742 help_subst(buffer, "^username", CC->user.fullname);
743 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
744 help_subst(buffer, "^usernum", buf2);
745 help_subst(buffer, "^sysadm", config.c_sysadm);
746 help_subst(buffer, "^variantname", CITADEL);
747 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
748 help_subst(buffer, "^maxsessions", buf2);
749 help_subst(buffer, "^bbsdir", CTDLDIR);
755 * memfmout() - Citadel text formatter and paginator.
756 * Although the original purpose of this routine was to format
757 * text to the reader's screen width, all we're really using it
758 * for here is to format text out to 80 columns before sending it
759 * to the client. The client software may reformat it again.
762 int width, /* screen width to use */
763 char *mptr, /* where are we going to get our text from? */
764 char subst, /* nonzero if we should do substitutions */
765 char *nl) /* string to terminate lines with */
777 c = 1; /* c is the current pos */
781 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
783 buffer[strlen(buffer) + 1] = 0;
784 buffer[strlen(buffer)] = ch;
787 if (buffer[0] == '^')
788 do_help_subst(buffer);
790 buffer[strlen(buffer) + 1] = 0;
792 strcpy(buffer, &buffer[1]);
800 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
802 if (((old == 13) || (old == 10)) && (isspace(real))) {
810 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
811 cprintf("%s%s", nl, aaa);
820 if ((strlen(aaa) + c) > (width - 5)) {
829 if ((ch == 13) || (ch == 10)) {
830 cprintf("%s%s", aaa, nl);
837 cprintf("%s%s", aaa, nl);
843 * Callback function for mime parser that simply lists the part
845 void list_this_part(char *name, char *filename, char *partnum, char *disp,
846 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
851 ma = (struct ma_info *)cbuserdata;
852 if (ma->is_ma == 0) {
853 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
854 name, filename, partnum, disp, cbtype, (long)length);
859 * Callback function for multipart prefix
861 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
862 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
867 ma = (struct ma_info *)cbuserdata;
868 if (!strcasecmp(cbtype, "multipart/alternative")) {
872 if (ma->is_ma == 0) {
873 cprintf("pref=%s|%s\n", partnum, cbtype);
878 * Callback function for multipart sufffix
880 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
881 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
886 ma = (struct ma_info *)cbuserdata;
887 if (ma->is_ma == 0) {
888 cprintf("suff=%s|%s\n", partnum, cbtype);
890 if (!strcasecmp(cbtype, "multipart/alternative")) {
897 * Callback function for mime parser that opens a section for downloading
899 void mime_download(char *name, char *filename, char *partnum, char *disp,
900 void *content, char *cbtype, char *cbcharset, size_t length,
901 char *encoding, void *cbuserdata)
904 /* Silently go away if there's already a download open... */
905 if (CC->download_fp != NULL)
908 /* ...or if this is not the desired section */
909 if (strcasecmp(CC->download_desired_section, partnum))
912 CC->download_fp = tmpfile();
913 if (CC->download_fp == NULL)
916 fwrite(content, length, 1, CC->download_fp);
917 fflush(CC->download_fp);
918 rewind(CC->download_fp);
920 OpenCmdResult(filename, cbtype);
926 * Load a message from disk into memory.
927 * This is used by CtdlOutputMsg() and other fetch functions.
929 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
930 * using the CtdlMessageFree() function.
932 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
934 struct cdbdata *dmsgtext;
935 struct CtdlMessage *ret = NULL;
939 cit_uint8_t field_header;
941 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
943 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
944 if (dmsgtext == NULL) {
947 mptr = dmsgtext->ptr;
948 upper_bound = mptr + dmsgtext->len;
950 /* Parse the three bytes that begin EVERY message on disk.
951 * The first is always 0xFF, the on-disk magic number.
952 * The second is the anonymous/public type byte.
953 * The third is the format type byte (vari, fixed, or MIME).
958 "Message %ld appears to be corrupted.\n",
963 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
964 memset(ret, 0, sizeof(struct CtdlMessage));
966 ret->cm_magic = CTDLMESSAGE_MAGIC;
967 ret->cm_anon_type = *mptr++; /* Anon type byte */
968 ret->cm_format_type = *mptr++; /* Format type byte */
971 * The rest is zero or more arbitrary fields. Load them in.
972 * We're done when we encounter either a zero-length field or
973 * have just processed the 'M' (message text) field.
976 if (mptr >= upper_bound) {
979 field_header = *mptr++;
980 ret->cm_fields[field_header] = strdup(mptr);
982 while (*mptr++ != 0); /* advance to next field */
984 } while ((mptr < upper_bound) && (field_header != 'M'));
988 /* Always make sure there's something in the msg text field. If
989 * it's NULL, the message text is most likely stored separately,
990 * so go ahead and fetch that. Failing that, just set a dummy
991 * body so other code doesn't barf.
993 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
994 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
995 if (dmsgtext != NULL) {
996 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1000 if (ret->cm_fields['M'] == NULL) {
1001 ret->cm_fields['M'] = strdup("<no text>\n");
1004 /* Perform "before read" hooks (aborting if any return nonzero) */
1005 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1006 CtdlFreeMessage(ret);
1015 * Returns 1 if the supplied pointer points to a valid Citadel message.
1016 * If the pointer is NULL or the magic number check fails, returns 0.
1018 int is_valid_message(struct CtdlMessage *msg) {
1021 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1022 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1030 * 'Destructor' for struct CtdlMessage
1032 void CtdlFreeMessage(struct CtdlMessage *msg)
1036 if (is_valid_message(msg) == 0) return;
1038 for (i = 0; i < 256; ++i)
1039 if (msg->cm_fields[i] != NULL) {
1040 free(msg->cm_fields[i]);
1043 msg->cm_magic = 0; /* just in case */
1049 * Pre callback function for multipart/alternative
1051 * NOTE: this differs from the standard behavior for a reason. Normally when
1052 * displaying multipart/alternative you want to show the _last_ usable
1053 * format in the message. Here we show the _first_ one, because it's
1054 * usually text/plain. Since this set of functions is designed for text
1055 * output to non-MIME-aware clients, this is the desired behavior.
1058 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1059 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1064 ma = (struct ma_info *)cbuserdata;
1065 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1066 if (!strcasecmp(cbtype, "multipart/alternative")) {
1074 * Post callback function for multipart/alternative
1076 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1077 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1082 ma = (struct ma_info *)cbuserdata;
1083 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1084 if (!strcasecmp(cbtype, "multipart/alternative")) {
1092 * Inline callback function for mime parser that wants to display text
1094 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1095 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1103 ma = (struct ma_info *)cbuserdata;
1105 lprintf(CTDL_DEBUG, "fixed_output() type=<%s>\n", cbtype);
1108 * If we're in the middle of a multipart/alternative scope and
1109 * we've already printed another section, skip this one.
1111 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
1112 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1117 if ( (!strcasecmp(cbtype, "text/plain"))
1118 || (strlen(cbtype)==0) ) {
1121 client_write(wptr, length);
1122 if (wptr[length-1] != '\n') {
1127 else if (!strcasecmp(cbtype, "text/html")) {
1128 ptr = html_to_ascii(content, 80, 0);
1130 client_write(ptr, wlen);
1131 if (ptr[wlen-1] != '\n') {
1136 else if (strncasecmp(cbtype, "multipart/", 10)) {
1137 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1138 partnum, filename, cbtype, (long)length);
1143 * The client is elegant and sophisticated and wants to be choosy about
1144 * MIME content types, so figure out which multipart/alternative part
1145 * we're going to send.
1147 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1148 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1155 ma = (struct ma_info *)cbuserdata;
1157 if (ma->is_ma > 0) {
1158 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1159 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1160 if (!strcasecmp(buf, cbtype)) {
1161 strcpy(ma->chosen_part, partnum);
1168 * Now that we've chosen our preferred part, output it.
1170 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1171 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1176 int add_newline = 0;
1180 ma = (struct ma_info *)cbuserdata;
1182 /* This is not the MIME part you're looking for... */
1183 if (strcasecmp(partnum, ma->chosen_part)) return;
1185 /* If the content-type of this part is in our preferred formats
1186 * list, we can simply output it verbatim.
1188 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1189 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1190 if (!strcasecmp(buf, cbtype)) {
1191 /* Yeah! Go! W00t!! */
1193 text_content = (char *)content;
1194 if (text_content[length-1] != '\n') {
1198 cprintf("Content-type: %s", cbtype);
1199 if (strlen(cbcharset) > 0) {
1200 cprintf("; charset=%s", cbcharset);
1202 cprintf("\nContent-length: %d\n",
1203 (int)(length + add_newline) );
1204 if (strlen(encoding) > 0) {
1205 cprintf("Content-transfer-encoding: %s\n", encoding);
1208 cprintf("Content-transfer-encoding: 7bit\n");
1211 client_write(content, length);
1212 if (add_newline) cprintf("\n");
1217 /* No translations required or possible: output as text/plain */
1218 cprintf("Content-type: text/plain\n\n");
1219 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1220 length, encoding, cbuserdata);
1225 * Get a message off disk. (returns om_* values found in msgbase.h)
1228 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1229 int mode, /* how would you like that message? */
1230 int headers_only, /* eschew the message body? */
1231 int do_proto, /* do Citadel protocol responses? */
1232 int crlf /* Use CRLF newlines instead of LF? */
1234 struct CtdlMessage *TheMessage = NULL;
1235 int retcode = om_no_such_msg;
1237 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d\n",
1240 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1241 if (do_proto) cprintf("%d Not logged in.\n",
1242 ERROR + NOT_LOGGED_IN);
1243 return(om_not_logged_in);
1246 /* FIXME: check message id against msglist for this room */
1249 * Fetch the message from disk. If we're in any sort of headers
1250 * only mode, request that we don't even bother loading the body
1253 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1254 TheMessage = CtdlFetchMessage(msg_num, 0);
1257 TheMessage = CtdlFetchMessage(msg_num, 1);
1260 if (TheMessage == NULL) {
1261 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1262 ERROR + MESSAGE_NOT_FOUND, msg_num);
1263 return(om_no_such_msg);
1266 retcode = CtdlOutputPreLoadedMsg(
1267 TheMessage, msg_num, mode,
1268 headers_only, do_proto, crlf);
1270 CtdlFreeMessage(TheMessage);
1277 * Get a message off disk. (returns om_* values found in msgbase.h)
1280 int CtdlOutputPreLoadedMsg(
1281 struct CtdlMessage *TheMessage,
1283 int mode, /* how would you like that message? */
1284 int headers_only, /* eschew the message body? */
1285 int do_proto, /* do Citadel protocol responses? */
1286 int crlf /* Use CRLF newlines instead of LF? */
1292 char display_name[256];
1294 char *nl; /* newline string */
1296 int subject_found = 0;
1299 /* Buffers needed for RFC822 translation. These are all filled
1300 * using functions that are bounds-checked, and therefore we can
1301 * make them substantially smaller than SIZ.
1309 char datestamp[100];
1311 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %ld, %d, %d, %d, %d\n",
1312 ((TheMessage == NULL) ? "NULL" : "not null"),
1314 mode, headers_only, do_proto, crlf);
1316 snprintf(mid, sizeof mid, "%ld", msg_num);
1317 nl = (crlf ? "\r\n" : "\n");
1319 if (!is_valid_message(TheMessage)) {
1321 "ERROR: invalid preloaded message for output\n");
1322 return(om_no_such_msg);
1325 /* Are we downloading a MIME component? */
1326 if (mode == MT_DOWNLOAD) {
1327 if (TheMessage->cm_format_type != FMT_RFC822) {
1329 cprintf("%d This is not a MIME message.\n",
1330 ERROR + ILLEGAL_VALUE);
1331 } else if (CC->download_fp != NULL) {
1332 if (do_proto) cprintf(
1333 "%d You already have a download open.\n",
1334 ERROR + RESOURCE_BUSY);
1336 /* Parse the message text component */
1337 mptr = TheMessage->cm_fields['M'];
1338 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1339 /* If there's no file open by this time, the requested
1340 * section wasn't found, so print an error
1342 if (CC->download_fp == NULL) {
1343 if (do_proto) cprintf(
1344 "%d Section %s not found.\n",
1345 ERROR + FILE_NOT_FOUND,
1346 CC->download_desired_section);
1349 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1352 /* now for the user-mode message reading loops */
1353 if (do_proto) cprintf("%d Message %ld:\n", LISTING_FOLLOWS, msg_num);
1355 /* Does the caller want to skip the headers? */
1356 if (headers_only == HEADERS_NONE) goto START_TEXT;
1358 /* Tell the client which format type we're using. */
1359 if ( (mode == MT_CITADEL) && (do_proto) ) {
1360 cprintf("type=%d\n", TheMessage->cm_format_type);
1363 /* nhdr=yes means that we're only displaying headers, no body */
1364 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1365 && (mode == MT_CITADEL)
1368 cprintf("nhdr=yes\n");
1371 /* begin header processing loop for Citadel message format */
1373 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1375 safestrncpy(display_name, "<unknown>", sizeof display_name);
1376 if (TheMessage->cm_fields['A']) {
1377 strcpy(buf, TheMessage->cm_fields['A']);
1378 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1379 safestrncpy(display_name, "****", sizeof display_name);
1381 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1382 safestrncpy(display_name, "anonymous", sizeof display_name);
1385 safestrncpy(display_name, buf, sizeof display_name);
1387 if ((is_room_aide())
1388 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1389 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1390 size_t tmp = strlen(display_name);
1391 snprintf(&display_name[tmp],
1392 sizeof display_name - tmp,
1397 /* Don't show Internet address for users on the
1398 * local Citadel network.
1401 if (TheMessage->cm_fields['N'] != NULL)
1402 if (strlen(TheMessage->cm_fields['N']) > 0)
1403 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1407 /* Now spew the header fields in the order we like them. */
1408 safestrncpy(allkeys, FORDER, sizeof allkeys);
1409 for (i=0; i<strlen(allkeys); ++i) {
1410 k = (int) allkeys[i];
1412 if ( (TheMessage->cm_fields[k] != NULL)
1413 && (msgkeys[k] != NULL) ) {
1415 if (do_proto) cprintf("%s=%s\n",
1419 else if ((k == 'F') && (suppress_f)) {
1422 /* Masquerade display name if needed */
1424 if (do_proto) cprintf("%s=%s\n",
1426 TheMessage->cm_fields[k]
1435 /* begin header processing loop for RFC822 transfer format */
1440 strcpy(snode, NODENAME);
1441 strcpy(lnode, HUMANNODE);
1442 if (mode == MT_RFC822) {
1443 for (i = 0; i < 256; ++i) {
1444 if (TheMessage->cm_fields[i]) {
1445 mptr = TheMessage->cm_fields[i];
1448 safestrncpy(luser, mptr, sizeof luser);
1449 safestrncpy(suser, mptr, sizeof suser);
1451 else if (i == 'Y') {
1452 cprintf("CC: %s%s", mptr, nl);
1454 else if (i == 'U') {
1455 cprintf("Subject: %s%s", mptr, nl);
1459 safestrncpy(mid, mptr, sizeof mid);
1461 safestrncpy(lnode, mptr, sizeof lnode);
1463 safestrncpy(fuser, mptr, sizeof fuser);
1464 /* else if (i == 'O')
1465 cprintf("X-Citadel-Room: %s%s",
1468 safestrncpy(snode, mptr, sizeof snode);
1470 cprintf("To: %s%s", mptr, nl);
1471 else if (i == 'T') {
1472 datestring(datestamp, sizeof datestamp,
1473 atol(mptr), DATESTRING_RFC822);
1474 cprintf("Date: %s%s", datestamp, nl);
1478 if (subject_found == 0) {
1479 cprintf("Subject: (no subject)%s", nl);
1483 for (i=0; i<strlen(suser); ++i) {
1484 suser[i] = tolower(suser[i]);
1485 if (!isalnum(suser[i])) suser[i]='_';
1488 if (mode == MT_RFC822) {
1489 if (!strcasecmp(snode, NODENAME)) {
1490 safestrncpy(snode, FQDN, sizeof snode);
1493 /* Construct a fun message id */
1494 cprintf("Message-ID: <%s", mid);
1495 if (strchr(mid, '@')==NULL) {
1496 cprintf("@%s", snode);
1500 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1501 cprintf("From: \"----\" <x@x.org>%s", nl);
1503 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1504 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1506 else if (strlen(fuser) > 0) {
1507 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1510 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1513 cprintf("Organization: %s%s", lnode, nl);
1515 /* Blank line signifying RFC822 end-of-headers */
1516 if (TheMessage->cm_format_type != FMT_RFC822) {
1521 /* end header processing loop ... at this point, we're in the text */
1523 if (headers_only == HEADERS_FAST) goto DONE;
1524 mptr = TheMessage->cm_fields['M'];
1526 /* Tell the client about the MIME parts in this message */
1527 if (TheMessage->cm_format_type == FMT_RFC822) {
1528 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1529 memset(&ma, 0, sizeof(struct ma_info));
1530 mime_parser(mptr, NULL,
1531 (do_proto ? *list_this_part : NULL),
1532 (do_proto ? *list_this_pref : NULL),
1533 (do_proto ? *list_this_suff : NULL),
1536 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1537 /* FIXME ... we have to put some code in here to avoid
1538 * printing duplicate header information when both
1539 * Citadel and RFC822 headers exist. Preference should
1540 * probably be given to the RFC822 headers.
1542 int done_rfc822_hdrs = 0;
1543 while (ch=*(mptr++), ch!=0) {
1548 if (!done_rfc822_hdrs) {
1549 if (headers_only != HEADERS_NONE) {
1554 if (headers_only != HEADERS_ONLY) {
1558 if ((*(mptr) == 13) || (*(mptr) == 10)) {
1559 done_rfc822_hdrs = 1;
1563 if (done_rfc822_hdrs) {
1564 if (headers_only != HEADERS_NONE) {
1569 if (headers_only != HEADERS_ONLY) {
1573 if ((*mptr == 13) || (*mptr == 10)) {
1574 done_rfc822_hdrs = 1;
1582 if (headers_only == HEADERS_ONLY) {
1586 /* signify start of msg text */
1587 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1588 if (do_proto) cprintf("text\n");
1591 /* If the format type on disk is 1 (fixed-format), then we want
1592 * everything to be output completely literally ... regardless of
1593 * what message transfer format is in use.
1595 if (TheMessage->cm_format_type == FMT_FIXED) {
1596 if (mode == MT_MIME) {
1597 cprintf("Content-type: text/plain\n\n");
1600 while (ch = *mptr++, ch > 0) {
1603 if ((ch == 10) || (strlen(buf) > 250)) {
1604 cprintf("%s%s", buf, nl);
1607 buf[strlen(buf) + 1] = 0;
1608 buf[strlen(buf)] = ch;
1611 if (strlen(buf) > 0)
1612 cprintf("%s%s", buf, nl);
1615 /* If the message on disk is format 0 (Citadel vari-format), we
1616 * output using the formatter at 80 columns. This is the final output
1617 * form if the transfer format is RFC822, but if the transfer format
1618 * is Citadel proprietary, it'll still work, because the indentation
1619 * for new paragraphs is correct and the client will reformat the
1620 * message to the reader's screen width.
1622 if (TheMessage->cm_format_type == FMT_CITADEL) {
1623 if (mode == MT_MIME) {
1624 cprintf("Content-type: text/x-citadel-variformat\n\n");
1626 memfmout(80, mptr, 0, nl);
1629 /* If the message on disk is format 4 (MIME), we've gotta hand it
1630 * off to the MIME parser. The client has already been told that
1631 * this message is format 1 (fixed format), so the callback function
1632 * we use will display those parts as-is.
1634 if (TheMessage->cm_format_type == FMT_RFC822) {
1635 memset(&ma, 0, sizeof(struct ma_info));
1637 if (mode == MT_MIME) {
1638 strcpy(ma.chosen_part, "1");
1639 mime_parser(mptr, NULL,
1640 *choose_preferred, *fixed_output_pre,
1641 *fixed_output_post, (void *)&ma, 0);
1642 mime_parser(mptr, NULL,
1643 *output_preferred, NULL, NULL, (void *)&ma, 0);
1646 mime_parser(mptr, NULL,
1647 *fixed_output, *fixed_output_pre,
1648 *fixed_output_post, (void *)&ma, 0);
1653 DONE: /* now we're done */
1654 if (do_proto) cprintf("000\n");
1661 * display a message (mode 0 - Citadel proprietary)
1663 void cmd_msg0(char *cmdbuf)
1666 int headers_only = HEADERS_ALL;
1668 msgid = extract_long(cmdbuf, 0);
1669 headers_only = extract_int(cmdbuf, 1);
1671 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
1677 * display a message (mode 2 - RFC822)
1679 void cmd_msg2(char *cmdbuf)
1682 int headers_only = HEADERS_ALL;
1684 msgid = extract_long(cmdbuf, 0);
1685 headers_only = extract_int(cmdbuf, 1);
1687 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
1693 * display a message (mode 3 - IGnet raw format - internal programs only)
1695 void cmd_msg3(char *cmdbuf)
1698 struct CtdlMessage *msg;
1701 if (CC->internal_pgm == 0) {
1702 cprintf("%d This command is for internal programs only.\n",
1703 ERROR + HIGHER_ACCESS_REQUIRED);
1707 msgnum = extract_long(cmdbuf, 0);
1708 msg = CtdlFetchMessage(msgnum, 1);
1710 cprintf("%d Message %ld not found.\n",
1711 ERROR + MESSAGE_NOT_FOUND, msgnum);
1715 serialize_message(&smr, msg);
1716 CtdlFreeMessage(msg);
1719 cprintf("%d Unable to serialize message\n",
1720 ERROR + INTERNAL_ERROR);
1724 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1725 client_write((char *)smr.ser, (int)smr.len);
1732 * Display a message using MIME content types
1734 void cmd_msg4(char *cmdbuf)
1738 msgid = extract_long(cmdbuf, 0);
1739 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
1745 * Client tells us its preferred message format(s)
1747 void cmd_msgp(char *cmdbuf)
1749 safestrncpy(CC->preferred_formats, cmdbuf,
1750 sizeof(CC->preferred_formats));
1751 cprintf("%d ok\n", CIT_OK);
1756 * Open a component of a MIME message as a download file
1758 void cmd_opna(char *cmdbuf)
1761 char desired_section[128];
1763 msgid = extract_long(cmdbuf, 0);
1764 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1765 safestrncpy(CC->download_desired_section, desired_section, sizeof CC->download_desired_section);
1766 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
1771 * Save a message pointer into a specified room
1772 * (Returns 0 for success, nonzero for failure)
1773 * roomname may be NULL to use the current room
1775 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int flags) {
1777 char hold_rm[ROOMNAMELEN];
1778 struct cdbdata *cdbfr;
1781 long highest_msg = 0L;
1782 struct CtdlMessage *msg = NULL;
1784 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom(%s, %ld, %d)\n",
1785 roomname, msgid, flags);
1787 strcpy(hold_rm, CC->room.QRname);
1789 /* We may need to check to see if this message is real */
1790 if ( (flags & SM_VERIFY_GOODNESS)
1791 || (flags & SM_DO_REPL_CHECK)
1793 msg = CtdlFetchMessage(msgid, 1);
1794 if (msg == NULL) return(ERROR + ILLEGAL_VALUE);
1797 /* Perform replication checks if necessary */
1798 if ( (flags & SM_DO_REPL_CHECK) && (msg != NULL) ) {
1800 if (getroom(&CC->room,
1801 ((roomname != NULL) ? roomname : CC->room.QRname) )
1803 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1804 if (msg != NULL) CtdlFreeMessage(msg);
1805 return(ERROR + ROOM_NOT_FOUND);
1808 if (ReplicationChecks(msg) != 0) {
1809 getroom(&CC->room, hold_rm);
1810 if (msg != NULL) CtdlFreeMessage(msg);
1812 "Did replication, and newer exists\n");
1817 /* Now the regular stuff */
1818 if (lgetroom(&CC->room,
1819 ((roomname != NULL) ? roomname : CC->room.QRname) )
1821 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1822 if (msg != NULL) CtdlFreeMessage(msg);
1823 return(ERROR + ROOM_NOT_FOUND);
1826 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1827 if (cdbfr == NULL) {
1831 msglist = malloc(cdbfr->len);
1832 if (msglist == NULL)
1833 lprintf(CTDL_ALERT, "ERROR malloc msglist!\n");
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) CtdlFreeMessage(msg);
1850 return(ERROR + ALREADY_EXISTS);
1854 /* Now add the new message */
1856 msglist = realloc(msglist, (num_msgs * sizeof(long)));
1858 if (msglist == NULL) {
1859 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1861 msglist[num_msgs - 1] = msgid;
1863 /* Sort the message list, so all the msgid's are in order */
1864 num_msgs = sort_msglist(msglist, num_msgs);
1866 /* Determine the highest message number */
1867 highest_msg = msglist[num_msgs - 1];
1869 /* Write it back to disk. */
1870 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1871 msglist, (int)(num_msgs * sizeof(long)));
1873 /* Free up the memory we used. */
1876 /* Update the highest-message pointer and unlock the room. */
1877 CC->room.QRhighest = highest_msg;
1878 lputroom(&CC->room);
1879 getroom(&CC->room, hold_rm);
1881 /* Bump the reference count for this message. */
1882 if ((flags & SM_DONT_BUMP_REF)==0) {
1883 AdjRefCount(msgid, +1);
1886 /* Return success. */
1887 if (msg != NULL) CtdlFreeMessage(msg);
1894 * Message base operation to save a new message to the message store
1895 * (returns new message number)
1897 * This is the back end for CtdlSubmitMsg() and should not be directly
1898 * called by server-side modules.
1901 long send_message(struct CtdlMessage *msg) {
1909 /* Get a new message number */
1910 newmsgid = get_new_message_number();
1911 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1913 /* Generate an ID if we don't have one already */
1914 if (msg->cm_fields['I']==NULL) {
1915 msg->cm_fields['I'] = strdup(msgidbuf);
1918 /* If the message is big, set its body aside for storage elsewhere */
1919 if (msg->cm_fields['M'] != NULL) {
1920 if (strlen(msg->cm_fields['M']) > BIGMSG) {
1922 holdM = msg->cm_fields['M'];
1923 msg->cm_fields['M'] = NULL;
1927 /* Serialize our data structure for storage in the database */
1928 serialize_message(&smr, msg);
1931 msg->cm_fields['M'] = holdM;
1935 cprintf("%d Unable to serialize message\n",
1936 ERROR + INTERNAL_ERROR);
1940 /* Write our little bundle of joy into the message base */
1941 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
1942 smr.ser, smr.len) < 0) {
1943 lprintf(CTDL_ERR, "Can't store message\n");
1947 cdb_store(CDB_BIGMSGS,
1957 /* Free the memory we used for the serialized message */
1960 /* Return the *local* message ID to the caller
1961 * (even if we're storing an incoming network message)
1969 * Serialize a struct CtdlMessage into the format used on disk and network.
1971 * This function loads up a "struct ser_ret" (defined in server.h) which
1972 * contains the length of the serialized message and a pointer to the
1973 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1975 void serialize_message(struct ser_ret *ret, /* return values */
1976 struct CtdlMessage *msg) /* unserialized msg */
1980 static char *forder = FORDER;
1982 if (is_valid_message(msg) == 0) return; /* self check */
1985 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1986 ret->len = ret->len +
1987 strlen(msg->cm_fields[(int)forder[i]]) + 2;
1989 lprintf(CTDL_DEBUG, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
1990 ret->ser = malloc(ret->len);
1991 if (ret->ser == NULL) {
1997 ret->ser[1] = msg->cm_anon_type;
1998 ret->ser[2] = msg->cm_format_type;
2001 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2002 ret->ser[wlen++] = (char)forder[i];
2003 strcpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
2004 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
2006 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2007 (long)ret->len, (long)wlen);
2015 * Back end for the ReplicationChecks() function
2017 void check_repl(long msgnum, void *userdata) {
2018 lprintf(CTDL_DEBUG, "check_repl() replacing message %ld\n", msgnum);
2019 CtdlDeleteMessages(CC->room.QRname, msgnum, "", 0);
2024 * Check to see if any messages already exist which carry the same Exclusive ID
2025 * as this one. If any are found, delete them.
2028 int ReplicationChecks(struct CtdlMessage *msg) {
2029 struct CtdlMessage *template;
2032 /* No exclusive id? Don't do anything. */
2033 if (msg->cm_fields['E'] == NULL) return 0;
2034 if (strlen(msg->cm_fields['E']) == 0) return 0;
2035 lprintf(CTDL_DEBUG, "Exclusive ID: <%s>\n", msg->cm_fields['E']);
2037 template = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
2038 memset(template, 0, sizeof(struct CtdlMessage));
2039 template->cm_fields['E'] = strdup(msg->cm_fields['E']);
2041 CtdlForEachMessage(MSGS_ALL, 0L, NULL, template, check_repl, NULL);
2043 CtdlFreeMessage(template);
2044 lprintf(CTDL_DEBUG, "ReplicationChecks() returning %d\n", abort_this);
2051 * Save a message to disk and submit it into the delivery system.
2053 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2054 struct recptypes *recps, /* recipients (if mail) */
2055 char *force /* force a particular room? */
2057 char submit_filename[128];
2058 char generated_timestamp[32];
2059 char hold_rm[ROOMNAMELEN];
2060 char actual_rm[ROOMNAMELEN];
2061 char force_room[ROOMNAMELEN];
2062 char content_type[SIZ]; /* We have to learn this */
2063 char recipient[SIZ];
2066 struct ctdluser userbuf;
2068 struct MetaData smi;
2069 FILE *network_fp = NULL;
2070 static int seqnum = 1;
2071 struct CtdlMessage *imsg = NULL;
2074 char *hold_R, *hold_D;
2075 char *collected_addresses = NULL;
2076 struct addresses_to_be_filed *aptr = NULL;
2078 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2079 if (is_valid_message(msg) == 0) return(-1); /* self check */
2081 /* If this message has no timestamp, we take the liberty of
2082 * giving it one, right now.
2084 if (msg->cm_fields['T'] == NULL) {
2085 lprintf(CTDL_DEBUG, "Generating timestamp\n");
2086 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2087 msg->cm_fields['T'] = strdup(generated_timestamp);
2090 /* If this message has no path, we generate one.
2092 if (msg->cm_fields['P'] == NULL) {
2093 lprintf(CTDL_DEBUG, "Generating path\n");
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 lprintf(CTDL_DEBUG, "Learning what's inside\n");
2116 if (msg->cm_fields['M'] == NULL) {
2117 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2121 switch (msg->cm_format_type) {
2123 strcpy(content_type, "text/x-citadel-variformat");
2126 strcpy(content_type, "text/plain");
2129 strcpy(content_type, "text/plain");
2130 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2132 safestrncpy(content_type, &mptr[14],
2133 sizeof content_type);
2134 for (a = 0; a < strlen(content_type); ++a) {
2135 if ((content_type[a] == ';')
2136 || (content_type[a] == ' ')
2137 || (content_type[a] == 13)
2138 || (content_type[a] == 10)) {
2139 content_type[a] = 0;
2145 /* Goto the correct room */
2146 lprintf(CTDL_DEBUG, "Selected room %s\n",
2147 (recps) ? CC->room.QRname : SENTITEMS);
2148 strcpy(hold_rm, CC->room.QRname);
2149 strcpy(actual_rm, CC->room.QRname);
2150 if (recps != NULL) {
2151 strcpy(actual_rm, SENTITEMS);
2154 /* If the user is a twit, move to the twit room for posting */
2155 lprintf(CTDL_DEBUG, "Handling twit stuff: %s\n",
2156 (CC->user.axlevel == 2) ? config.c_twitroom : "OK");
2158 if (CC->user.axlevel == 2) {
2159 strcpy(hold_rm, actual_rm);
2160 strcpy(actual_rm, config.c_twitroom);
2164 /* ...or if this message is destined for Aide> then go there. */
2165 if (strlen(force_room) > 0) {
2166 strcpy(actual_rm, force_room);
2169 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2170 if (strcasecmp(actual_rm, CC->room.QRname)) {
2171 /* getroom(&CC->room, actual_rm); */
2172 usergoto(actual_rm, 0, 1, NULL, NULL);
2176 * If this message has no O (room) field, generate one.
2178 if (msg->cm_fields['O'] == NULL) {
2179 msg->cm_fields['O'] = strdup(CC->room.QRname);
2182 /* Perform "before save" hooks (aborting if any return nonzero) */
2183 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2184 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2186 /* If this message has an Exclusive ID, perform replication checks */
2187 lprintf(CTDL_DEBUG, "Performing replication checks\n");
2188 if (ReplicationChecks(msg) > 0) return(-4);
2190 /* Save it to disk */
2191 lprintf(CTDL_DEBUG, "Saving to disk\n");
2192 newmsgid = send_message(msg);
2193 if (newmsgid <= 0L) return(-5);
2195 /* Write a supplemental message info record. This doesn't have to
2196 * be a critical section because nobody else knows about this message
2199 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2200 memset(&smi, 0, sizeof(struct MetaData));
2201 smi.meta_msgnum = newmsgid;
2202 smi.meta_refcount = 0;
2203 safestrncpy(smi.meta_content_type, content_type,
2204 sizeof smi.meta_content_type);
2206 /* As part of the new metadata record, measure how
2207 * big this message will be when displayed as RFC822.
2208 * Both POP and IMAP use this, and it's best to just take the hit now
2209 * instead of having to potentially measure thousands of messages when
2210 * a mailbox is opened later.
2213 if (CC->redirect_buffer != NULL) {
2214 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2217 CC->redirect_buffer = malloc(SIZ);
2218 CC->redirect_len = 0;
2219 CC->redirect_alloc = SIZ;
2220 CtdlOutputPreLoadedMsg(msg, 0L, MT_RFC822, HEADERS_ALL, 0, 1);
2221 smi.meta_rfc822_length = CC->redirect_len;
2222 free(CC->redirect_buffer);
2223 CC->redirect_buffer = NULL;
2224 CC->redirect_len = 0;
2225 CC->redirect_alloc = 0;
2229 /* Now figure out where to store the pointers */
2230 lprintf(CTDL_DEBUG, "Storing pointers\n");
2232 /* If this is being done by the networker delivering a private
2233 * message, we want to BYPASS saving the sender's copy (because there
2234 * is no local sender; it would otherwise go to the Trashcan).
2236 if ((!CC->internal_pgm) || (recps == NULL)) {
2237 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0) != 0) {
2238 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2239 CtdlSaveMsgPointerInRoom(config.c_aideroom,
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);
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);
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);
2280 BumpNewMailCounter(userbuf.usernum);
2283 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2284 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2289 /* Perform "after save" hooks */
2290 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2291 PerformMessageHooks(msg, EVT_AFTERSAVE);
2293 /* For IGnet mail, we have to save a new copy into the spooler for
2294 * each recipient, with the R and D fields set to the recipient and
2295 * destination-node. This has two ugly side effects: all other
2296 * recipients end up being unlisted in this recipient's copy of the
2297 * message, and it has to deliver multiple messages to the same
2298 * node. We'll revisit this again in a year or so when everyone has
2299 * a network spool receiver that can handle the new style messages.
2302 if (recps->num_ignet > 0)
2303 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2304 extract_token(recipient, recps->recp_ignet, i,
2305 '|', sizeof recipient);
2307 hold_R = msg->cm_fields['R'];
2308 hold_D = msg->cm_fields['D'];
2309 msg->cm_fields['R'] = malloc(SIZ);
2310 msg->cm_fields['D'] = malloc(128);
2311 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2312 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2314 serialize_message(&smr, msg);
2316 snprintf(submit_filename, sizeof submit_filename,
2317 #ifndef HAVE_SPOOL_DIR
2322 "/network/spoolin/netmail.%04lx.%04x.%04x",
2323 (long) getpid(), CC->cs_pid, ++seqnum);
2324 network_fp = fopen(submit_filename, "wb+");
2325 if (network_fp != NULL) {
2326 fwrite(smr.ser, smr.len, 1, network_fp);
2332 free(msg->cm_fields['R']);
2333 free(msg->cm_fields['D']);
2334 msg->cm_fields['R'] = hold_R;
2335 msg->cm_fields['D'] = hold_D;
2338 /* Go back to the room we started from */
2339 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2340 if (strcasecmp(hold_rm, CC->room.QRname))
2341 /* getroom(&CC->room, hold_rm); */
2342 usergoto(hold_rm, 0, 1, NULL, NULL);
2344 /* For internet mail, generate delivery instructions.
2345 * Yes, this is recursive. Deal with it. Infinite recursion does
2346 * not happen because the delivery instructions message does not
2347 * contain a recipient.
2350 if (recps->num_internet > 0) {
2351 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2352 instr = malloc(SIZ * 2);
2353 snprintf(instr, SIZ * 2,
2354 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2356 SPOOLMIME, newmsgid, (long)time(NULL),
2357 msg->cm_fields['A'], msg->cm_fields['N']
2360 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2361 size_t tmp = strlen(instr);
2362 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2363 snprintf(&instr[tmp], SIZ * 2 - tmp,
2364 "remote|%s|0||\n", recipient);
2367 imsg = malloc(sizeof(struct CtdlMessage));
2368 memset(imsg, 0, sizeof(struct CtdlMessage));
2369 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2370 imsg->cm_anon_type = MES_NORMAL;
2371 imsg->cm_format_type = FMT_RFC822;
2372 imsg->cm_fields['A'] = strdup("Citadel");
2373 imsg->cm_fields['M'] = instr;
2374 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2375 CtdlFreeMessage(imsg);
2379 * Any addresses to harvest for someone's address book?
2381 if ( (CC->logged_in) && (recps != NULL) ) {
2382 collected_addresses = harvest_collected_addresses(msg);
2385 if (collected_addresses != NULL) {
2386 begin_critical_section(S_ATBF);
2387 aptr = (struct addresses_to_be_filed *) malloc(sizeof(struct addresses_to_be_filed));
2389 MailboxName(actual_rm, sizeof actual_rm, &CC->user, USERCONTACTSROOM);
2390 aptr->roomname = strdup(actual_rm);
2391 aptr->collected_addresses = collected_addresses;
2393 end_critical_section(S_ATBF);
2406 * Convenience function for generating small administrative messages.
2408 void quickie_message(char *from, char *to, char *room, char *text,
2409 int format_type, char *subject)
2411 struct CtdlMessage *msg;
2412 struct recptypes *recp = NULL;
2414 msg = malloc(sizeof(struct CtdlMessage));
2415 memset(msg, 0, sizeof(struct CtdlMessage));
2416 msg->cm_magic = CTDLMESSAGE_MAGIC;
2417 msg->cm_anon_type = MES_NORMAL;
2418 msg->cm_format_type = format_type;
2419 msg->cm_fields['A'] = strdup(from);
2420 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2421 msg->cm_fields['N'] = strdup(NODENAME);
2423 msg->cm_fields['R'] = strdup(to);
2424 recp = validate_recipients(to);
2426 if (subject != NULL) {
2427 msg->cm_fields['U'] = strdup(subject);
2429 msg->cm_fields['M'] = strdup(text);
2431 CtdlSubmitMsg(msg, recp, room);
2432 CtdlFreeMessage(msg);
2433 if (recp != NULL) free(recp);
2439 * Back end function used by CtdlMakeMessage() and similar functions
2441 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2442 size_t maxlen, /* maximum message length */
2443 char *exist, /* if non-null, append to it;
2444 exist is ALWAYS freed */
2445 int crlf /* CRLF newlines instead of LF */
2449 size_t message_len = 0;
2450 size_t buffer_len = 0;
2456 if (exist == NULL) {
2463 message_len = strlen(exist);
2464 buffer_len = message_len + 4096;
2465 m = realloc(exist, buffer_len);
2472 /* flush the input if we have nowhere to store it */
2477 /* read in the lines of message text one by one */
2479 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2480 if (!strcmp(buf, terminator)) finished = 1;
2482 strcat(buf, "\r\n");
2488 if ( (!flushing) && (!finished) ) {
2489 /* Measure the line */
2490 linelen = strlen(buf);
2492 /* augment the buffer if we have to */
2493 if ((message_len + linelen) >= buffer_len) {
2494 ptr = realloc(m, (buffer_len * 2) );
2495 if (ptr == NULL) { /* flush if can't allocate */
2498 buffer_len = (buffer_len * 2);
2500 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2504 /* Add the new line to the buffer. NOTE: this loop must avoid
2505 * using functions like strcat() and strlen() because they
2506 * traverse the entire buffer upon every call, and doing that
2507 * for a multi-megabyte message slows it down beyond usability.
2509 strcpy(&m[message_len], buf);
2510 message_len += linelen;
2513 /* if we've hit the max msg length, flush the rest */
2514 if (message_len >= maxlen) flushing = 1;
2516 } while (!finished);
2524 * Build a binary message to be saved on disk.
2525 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2526 * will become part of the message. This means you are no longer
2527 * responsible for managing that memory -- it will be freed along with
2528 * the rest of the fields when CtdlFreeMessage() is called.)
2531 struct CtdlMessage *CtdlMakeMessage(
2532 struct ctdluser *author, /* author's user structure */
2533 char *recipient, /* NULL if it's not mail */
2534 char *recp_cc, /* NULL if it's not mail */
2535 char *room, /* room where it's going */
2536 int type, /* see MES_ types in header file */
2537 int format_type, /* variformat, plain text, MIME... */
2538 char *fake_name, /* who we're masquerading as */
2539 char *subject, /* Subject (optional) */
2540 char *preformatted_text /* ...or NULL to read text from client */
2542 char dest_node[SIZ];
2544 struct CtdlMessage *msg;
2546 msg = malloc(sizeof(struct CtdlMessage));
2547 memset(msg, 0, sizeof(struct CtdlMessage));
2548 msg->cm_magic = CTDLMESSAGE_MAGIC;
2549 msg->cm_anon_type = type;
2550 msg->cm_format_type = format_type;
2552 /* Don't confuse the poor folks if it's not routed mail. */
2553 strcpy(dest_node, "");
2558 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2559 msg->cm_fields['P'] = strdup(buf);
2561 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2562 msg->cm_fields['T'] = strdup(buf);
2564 if (fake_name[0]) /* author */
2565 msg->cm_fields['A'] = strdup(fake_name);
2567 msg->cm_fields['A'] = strdup(author->fullname);
2569 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2570 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2573 msg->cm_fields['O'] = strdup(CC->room.QRname);
2576 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2577 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2579 if (recipient[0] != 0) {
2580 msg->cm_fields['R'] = strdup(recipient);
2582 if (recp_cc[0] != 0) {
2583 msg->cm_fields['Y'] = strdup(recp_cc);
2585 if (dest_node[0] != 0) {
2586 msg->cm_fields['D'] = strdup(dest_node);
2589 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2590 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2593 if (subject != NULL) {
2595 if (strlen(subject) > 0) {
2596 msg->cm_fields['U'] = strdup(subject);
2600 if (preformatted_text != NULL) {
2601 msg->cm_fields['M'] = preformatted_text;
2604 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2605 config.c_maxmsglen, NULL, 0);
2613 * Check to see whether we have permission to post a message in the current
2614 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2615 * returns 0 on success.
2617 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2619 if (!(CC->logged_in)) {
2620 snprintf(errmsgbuf, n, "Not logged in.");
2621 return (ERROR + NOT_LOGGED_IN);
2624 if ((CC->user.axlevel < 2)
2625 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2626 snprintf(errmsgbuf, n, "Need to be validated to enter "
2627 "(except in %s> to sysop)", MAILROOM);
2628 return (ERROR + HIGHER_ACCESS_REQUIRED);
2631 if ((CC->user.axlevel < 4)
2632 && (CC->room.QRflags & QR_NETWORK)) {
2633 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2634 return (ERROR + HIGHER_ACCESS_REQUIRED);
2637 if ((CC->user.axlevel < 6)
2638 && (CC->room.QRflags & QR_READONLY)) {
2639 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2640 return (ERROR + HIGHER_ACCESS_REQUIRED);
2643 strcpy(errmsgbuf, "Ok");
2649 * Check to see if the specified user has Internet mail permission
2650 * (returns nonzero if permission is granted)
2652 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2654 /* Do not allow twits to send Internet mail */
2655 if (who->axlevel <= 2) return(0);
2657 /* Globally enabled? */
2658 if (config.c_restrict == 0) return(1);
2660 /* User flagged ok? */
2661 if (who->flags & US_INTERNET) return(2);
2663 /* Aide level access? */
2664 if (who->axlevel >= 6) return(3);
2666 /* No mail for you! */
2672 * Validate recipients, count delivery types and errors, and handle aliasing
2673 * FIXME check for dupes!!!!!
2674 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2675 * or the number of addresses found invalid.
2677 struct recptypes *validate_recipients(char *recipients) {
2678 struct recptypes *ret;
2679 char this_recp[SIZ];
2680 char this_recp_cooked[SIZ];
2686 struct ctdluser tempUS;
2687 struct ctdlroom tempQR;
2690 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2691 if (ret == NULL) return(NULL);
2692 memset(ret, 0, sizeof(struct recptypes));
2695 ret->num_internet = 0;
2700 if (recipients == NULL) {
2703 else if (strlen(recipients) == 0) {
2707 /* Change all valid separator characters to commas */
2708 for (i=0; i<strlen(recipients); ++i) {
2709 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2710 recipients[i] = ',';
2715 num_recps = num_tokens(recipients, ',');
2718 if (num_recps > 0) for (i=0; i<num_recps; ++i) {
2719 extract_token(this_recp, recipients, i, ',', sizeof this_recp);
2721 lprintf(CTDL_DEBUG, "Evaluating recipient #%d <%s>\n", i, this_recp);
2722 mailtype = alias(this_recp);
2723 mailtype = alias(this_recp);
2724 mailtype = alias(this_recp);
2725 for (j=0; j<=strlen(this_recp); ++j) {
2726 if (this_recp[j]=='_') {
2727 this_recp_cooked[j] = ' ';
2730 this_recp_cooked[j] = this_recp[j];
2736 if (!strcasecmp(this_recp, "sysop")) {
2738 strcpy(this_recp, config.c_aideroom);
2739 if (strlen(ret->recp_room) > 0) {
2740 strcat(ret->recp_room, "|");
2742 strcat(ret->recp_room, this_recp);
2744 else if (getuser(&tempUS, this_recp) == 0) {
2746 strcpy(this_recp, tempUS.fullname);
2747 if (strlen(ret->recp_local) > 0) {
2748 strcat(ret->recp_local, "|");
2750 strcat(ret->recp_local, this_recp);
2752 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2754 strcpy(this_recp, tempUS.fullname);
2755 if (strlen(ret->recp_local) > 0) {
2756 strcat(ret->recp_local, "|");
2758 strcat(ret->recp_local, this_recp);
2760 else if ( (!strncasecmp(this_recp, "room_", 5))
2761 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2763 if (strlen(ret->recp_room) > 0) {
2764 strcat(ret->recp_room, "|");
2766 strcat(ret->recp_room, &this_recp_cooked[5]);
2774 /* Yes, you're reading this correctly: if the target
2775 * domain points back to the local system or an attached
2776 * Citadel directory, the address is invalid. That's
2777 * because if the address were valid, we would have
2778 * already translated it to a local address by now.
2780 if (IsDirectory(this_recp)) {
2785 ++ret->num_internet;
2786 if (strlen(ret->recp_internet) > 0) {
2787 strcat(ret->recp_internet, "|");
2789 strcat(ret->recp_internet, this_recp);
2794 if (strlen(ret->recp_ignet) > 0) {
2795 strcat(ret->recp_ignet, "|");
2797 strcat(ret->recp_ignet, this_recp);
2805 if (strlen(ret->errormsg) == 0) {
2806 snprintf(append, sizeof append,
2807 "Invalid recipient: %s",
2811 snprintf(append, sizeof append,
2814 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2815 strcat(ret->errormsg, append);
2819 if (strlen(ret->display_recp) == 0) {
2820 strcpy(append, this_recp);
2823 snprintf(append, sizeof append, ", %s",
2826 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2827 strcat(ret->display_recp, append);
2832 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2833 ret->num_room + ret->num_error) == 0) {
2834 ret->num_error = (-1);
2835 strcpy(ret->errormsg, "No recipients specified.");
2838 lprintf(CTDL_DEBUG, "validate_recipients()\n");
2839 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2840 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2841 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2842 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2843 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2851 * message entry - mode 0 (normal)
2853 void cmd_ent0(char *entargs)
2859 char masquerade_as[SIZ];
2861 int format_type = 0;
2862 char newusername[SIZ];
2863 struct CtdlMessage *msg;
2867 struct recptypes *valid = NULL;
2868 struct recptypes *valid_to = NULL;
2869 struct recptypes *valid_cc = NULL;
2870 struct recptypes *valid_bcc = NULL;
2877 post = extract_int(entargs, 0);
2878 extract_token(recp, entargs, 1, '|', sizeof recp);
2879 anon_flag = extract_int(entargs, 2);
2880 format_type = extract_int(entargs, 3);
2881 extract_token(subject, entargs, 4, '|', sizeof subject);
2882 do_confirm = extract_int(entargs, 6);
2883 extract_token(cc, entargs, 7, '|', sizeof cc);
2884 extract_token(bcc, entargs, 8, '|', sizeof bcc);
2886 /* first check to make sure the request is valid. */
2888 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2890 cprintf("%d %s\n", err, errmsg);
2894 /* Check some other permission type things. */
2897 if (CC->user.axlevel < 6) {
2898 cprintf("%d You don't have permission to masquerade.\n",
2899 ERROR + HIGHER_ACCESS_REQUIRED);
2902 extract_token(newusername, entargs, 5, '|', sizeof newusername);
2903 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2904 safestrncpy(CC->fake_postname, newusername,
2905 sizeof(CC->fake_postname) );
2906 cprintf("%d ok\n", CIT_OK);
2909 CC->cs_flags |= CS_POSTING;
2911 /* In the Mail> room we have to behave a little differently --
2912 * make sure the user has specified at least one recipient. Then
2913 * validate the recipient(s).
2915 if ( (CC->room.QRflags & QR_MAILBOX)
2916 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
2918 if (CC->user.axlevel < 2) {
2919 strcpy(recp, "sysop");
2924 valid_to = validate_recipients(recp);
2925 if (valid_to->num_error > 0) {
2926 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
2931 valid_cc = validate_recipients(cc);
2932 if (valid_cc->num_error > 0) {
2933 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
2939 valid_bcc = validate_recipients(bcc);
2940 if (valid_bcc->num_error > 0) {
2941 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
2948 /* Recipient required, but none were specified */
2949 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
2953 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
2957 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
2958 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
2959 cprintf("%d You do not have permission "
2960 "to send Internet mail.\n",
2961 ERROR + HIGHER_ACCESS_REQUIRED);
2969 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)
2970 && (CC->user.axlevel < 4) ) {
2971 cprintf("%d Higher access required for network mail.\n",
2972 ERROR + HIGHER_ACCESS_REQUIRED);
2979 if ((RESTRICT_INTERNET == 1)
2980 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
2981 && ((CC->user.flags & US_INTERNET) == 0)
2982 && (!CC->internal_pgm)) {
2983 cprintf("%d You don't have access to Internet mail.\n",
2984 ERROR + HIGHER_ACCESS_REQUIRED);
2993 /* Is this a room which has anonymous-only or anonymous-option? */
2994 anonymous = MES_NORMAL;
2995 if (CC->room.QRflags & QR_ANONONLY) {
2996 anonymous = MES_ANONONLY;
2998 if (CC->room.QRflags & QR_ANONOPT) {
2999 if (anon_flag == 1) { /* only if the user requested it */
3000 anonymous = MES_ANONOPT;
3004 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3008 /* If we're only checking the validity of the request, return
3009 * success without creating the message.
3012 cprintf("%d %s\n", CIT_OK,
3013 ((valid_to != NULL) ? valid_to->display_recp : "") );
3020 /* We don't need these anymore because we'll do it differently below */
3025 /* Handle author masquerading */
3026 if (CC->fake_postname[0]) {
3027 strcpy(masquerade_as, CC->fake_postname);
3029 else if (CC->fake_username[0]) {
3030 strcpy(masquerade_as, CC->fake_username);
3033 strcpy(masquerade_as, "");
3036 /* Read in the message from the client. */
3038 cprintf("%d send message\n", START_CHAT_MODE);
3040 cprintf("%d send message\n", SEND_LISTING);
3043 msg = CtdlMakeMessage(&CC->user, recp, cc,
3044 CC->room.QRname, anonymous, format_type,
3045 masquerade_as, subject, NULL);
3047 /* Put together one big recipients struct containing to/cc/bcc all in
3048 * one. This is for the envelope.
3050 char *all_recps = malloc(SIZ * 3);
3051 strcpy(all_recps, recp);
3052 if (strlen(cc) > 0) {
3053 if (strlen(all_recps) > 0) {
3054 strcat(all_recps, ",");
3056 strcat(all_recps, cc);
3058 if (strlen(bcc) > 0) {
3059 if (strlen(all_recps) > 0) {
3060 strcat(all_recps, ",");
3062 strcat(all_recps, bcc);
3064 if (strlen(all_recps) > 0) {
3065 valid = validate_recipients(all_recps);
3073 msgnum = CtdlSubmitMsg(msg, valid, "");
3076 cprintf("%ld\n", msgnum);
3078 cprintf("Message accepted.\n");
3081 cprintf("Internal error.\n");
3083 if (msg->cm_fields['E'] != NULL) {
3084 cprintf("%s\n", msg->cm_fields['E']);
3091 CtdlFreeMessage(msg);
3093 CC->fake_postname[0] = '\0';
3094 if (valid != NULL) {
3103 * API function to delete messages which match a set of criteria
3104 * (returns the actual number of messages deleted)
3106 int CtdlDeleteMessages(char *room_name, /* which room */
3107 long dmsgnum, /* or "0" for any */
3108 char *content_type, /* or "" for any */
3109 int deferred /* let TDAP sweep it later */
3113 struct ctdlroom qrbuf;
3114 struct cdbdata *cdbfr;
3115 long *msglist = NULL;
3116 long *dellist = NULL;
3119 int num_deleted = 0;
3121 struct MetaData smi;
3123 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %ld, %s, %d)\n",
3124 room_name, dmsgnum, content_type, deferred);
3126 /* get room record, obtaining a lock... */
3127 if (lgetroom(&qrbuf, room_name) != 0) {
3128 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3130 return (0); /* room not found */
3132 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3134 if (cdbfr != NULL) {
3135 msglist = malloc(cdbfr->len);
3136 dellist = malloc(cdbfr->len);
3137 memcpy(msglist, cdbfr->ptr, cdbfr->len);
3138 num_msgs = cdbfr->len / sizeof(long);
3142 for (i = 0; i < num_msgs; ++i) {
3145 /* Set/clear a bit for each criterion */
3147 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
3148 delete_this |= 0x01;
3150 if (strlen(content_type) == 0) {
3151 delete_this |= 0x02;
3153 GetMetaData(&smi, msglist[i]);
3154 if (!strcasecmp(smi.meta_content_type,
3156 delete_this |= 0x02;
3160 /* Delete message only if all bits are set */
3161 if (delete_this == 0x03) {
3162 dellist[num_deleted++] = msglist[i];
3167 num_msgs = sort_msglist(msglist, num_msgs);
3168 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3169 msglist, (int)(num_msgs * sizeof(long)));
3171 qrbuf.QRhighest = msglist[num_msgs - 1];
3176 * If the delete operation is "deferred" (and technically, any delete
3177 * operation not performed by THE DREADED AUTO-PURGER ought to be
3178 * a deferred delete) then we save a pointer to the message in the
3179 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3180 * at least 1, which will save the user from having to synchronously
3181 * wait for various disk-intensive operations to complete.
3183 if ( (deferred) && (num_deleted) ) {
3184 for (i=0; i<num_deleted; ++i) {
3185 CtdlCopyMsgToRoom(dellist[i], DELETED_MSGS_ROOM);
3189 /* Go through the messages we pulled out of the index, and decrement
3190 * their reference counts by 1. If this is the only room the message
3191 * was in, the reference count will reach zero and the message will
3192 * automatically be deleted from the database. We do this in a
3193 * separate pass because there might be plug-in hooks getting called,
3194 * and we don't want that happening during an S_ROOMS critical
3197 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3198 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3199 AdjRefCount(dellist[i], -1);
3202 /* Now free the memory we used, and go away. */
3203 if (msglist != NULL) free(msglist);
3204 if (dellist != NULL) free(dellist);
3205 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3206 return (num_deleted);
3212 * Check whether the current user has permission to delete messages from
3213 * the current room (returns 1 for yes, 0 for no)
3215 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3216 getuser(&CC->user, CC->curr_user);
3217 if ((CC->user.axlevel < 6)
3218 && (CC->user.usernum != CC->room.QRroomaide)
3219 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3220 && (!(CC->internal_pgm))) {
3229 * Delete message from current room
3231 void cmd_dele(char *delstr)
3236 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3237 cprintf("%d Higher access required.\n",
3238 ERROR + HIGHER_ACCESS_REQUIRED);
3241 delnum = extract_long(delstr, 0);
3243 num_deleted = CtdlDeleteMessages(CC->room.QRname, delnum, "", 1);
3246 cprintf("%d %d message%s deleted.\n", CIT_OK,
3247 num_deleted, ((num_deleted != 1) ? "s" : ""));
3249 cprintf("%d Message %ld not found.\n", ERROR + MESSAGE_NOT_FOUND, delnum);
3255 * Back end API function for moves and deletes
3257 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
3260 err = CtdlSaveMsgPointerInRoom(dest, msgnum,
3261 (SM_VERIFY_GOODNESS | SM_DO_REPL_CHECK) );
3262 if (err != 0) return(err);
3270 * move or copy a message to another room
3272 void cmd_move(char *args)
3275 char targ[ROOMNAMELEN];
3276 struct ctdlroom qtemp;
3282 num = extract_long(args, 0);
3283 extract_token(targ, args, 1, '|', sizeof targ);
3284 targ[ROOMNAMELEN - 1] = 0;
3285 is_copy = extract_int(args, 2);
3287 if (getroom(&qtemp, targ) != 0) {
3288 cprintf("%d '%s' does not exist.\n",
3289 ERROR + ROOM_NOT_FOUND, targ);
3293 getuser(&CC->user, CC->curr_user);
3294 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3296 /* Check for permission to perform this operation.
3297 * Remember: "CC->room" is source, "qtemp" is target.
3301 /* Aides can move/copy */
3302 if (CC->user.axlevel >= 6) permit = 1;
3304 /* Room aides can move/copy */
3305 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3307 /* Permit move/copy from personal rooms */
3308 if ((CC->room.QRflags & QR_MAILBOX)
3309 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3311 /* Permit only copy from public to personal room */
3313 && (!(CC->room.QRflags & QR_MAILBOX))
3314 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3316 /* User must have access to target room */
3317 if (!(ra & UA_KNOWN)) permit = 0;
3320 cprintf("%d Higher access required.\n",
3321 ERROR + HIGHER_ACCESS_REQUIRED);
3325 err = CtdlCopyMsgToRoom(num, targ);
3327 cprintf("%d Cannot store message in %s: error %d\n",
3332 /* Now delete the message from the source room,
3333 * if this is a 'move' rather than a 'copy' operation.
3336 CtdlDeleteMessages(CC->room.QRname, num, "", 0);
3339 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3345 * GetMetaData() - Get the supplementary record for a message
3347 void GetMetaData(struct MetaData *smibuf, long msgnum)
3350 struct cdbdata *cdbsmi;
3353 memset(smibuf, 0, sizeof(struct MetaData));
3354 smibuf->meta_msgnum = msgnum;
3355 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3357 /* Use the negative of the message number for its supp record index */
3358 TheIndex = (0L - msgnum);
3360 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3361 if (cdbsmi == NULL) {
3362 return; /* record not found; go with defaults */
3364 memcpy(smibuf, cdbsmi->ptr,
3365 ((cdbsmi->len > sizeof(struct MetaData)) ?
3366 sizeof(struct MetaData) : cdbsmi->len));
3373 * PutMetaData() - (re)write supplementary record for a message
3375 void PutMetaData(struct MetaData *smibuf)
3379 /* Use the negative of the message number for the metadata db index */
3380 TheIndex = (0L - smibuf->meta_msgnum);
3382 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3383 smibuf->meta_msgnum, smibuf->meta_refcount);
3385 cdb_store(CDB_MSGMAIN,
3386 &TheIndex, (int)sizeof(long),
3387 smibuf, (int)sizeof(struct MetaData));
3392 * AdjRefCount - change the reference count for a message;
3393 * delete the message if it reaches zero
3395 void AdjRefCount(long msgnum, int incr)
3398 struct MetaData smi;
3401 /* This is a *tight* critical section; please keep it that way, as
3402 * it may get called while nested in other critical sections.
3403 * Complicating this any further will surely cause deadlock!
3405 begin_critical_section(S_SUPPMSGMAIN);
3406 GetMetaData(&smi, msgnum);
3407 smi.meta_refcount += incr;
3409 end_critical_section(S_SUPPMSGMAIN);
3410 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3411 msgnum, incr, smi.meta_refcount);
3413 /* If the reference count is now zero, delete the message
3414 * (and its supplementary record as well).
3416 if (smi.meta_refcount == 0) {
3417 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3419 /* Remove from fulltext index */
3420 if (config.c_enable_fulltext) {
3421 ft_index_message(msgnum, 0);
3424 /* Remove from message base */
3426 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3427 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3429 /* Remove metadata record */
3430 delnum = (0L - msgnum);
3431 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3436 * Write a generic object to this room
3438 * Note: this could be much more efficient. Right now we use two temporary
3439 * files, and still pull the message into memory as with all others.
3441 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3442 char *content_type, /* MIME type of this object */
3443 char *tempfilename, /* Where to fetch it from */
3444 struct ctdluser *is_mailbox, /* Mailbox room? */
3445 int is_binary, /* Is encoding necessary? */
3446 int is_unique, /* Del others of this type? */
3447 unsigned int flags /* Internal save flags */
3452 struct ctdlroom qrbuf;
3453 char roomname[ROOMNAMELEN];
3454 struct CtdlMessage *msg;
3456 char *raw_message = NULL;
3457 char *encoded_message = NULL;
3458 off_t raw_length = 0;
3460 if (is_mailbox != NULL)
3461 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3463 safestrncpy(roomname, req_room, sizeof(roomname));
3464 lprintf(CTDL_DEBUG, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
3467 fp = fopen(tempfilename, "rb");
3469 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3470 tempfilename, strerror(errno));
3473 fseek(fp, 0L, SEEK_END);
3474 raw_length = ftell(fp);
3476 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3478 raw_message = malloc((size_t)raw_length + 2);
3479 fread(raw_message, (size_t)raw_length, 1, fp);
3483 encoded_message = malloc((size_t)
3484 (((raw_length * 134) / 100) + 4096 ) );
3487 encoded_message = malloc((size_t)(raw_length + 4096));
3490 sprintf(encoded_message, "Content-type: %s\n", content_type);
3493 sprintf(&encoded_message[strlen(encoded_message)],
3494 "Content-transfer-encoding: base64\n\n"
3498 sprintf(&encoded_message[strlen(encoded_message)],
3499 "Content-transfer-encoding: 7bit\n\n"
3505 &encoded_message[strlen(encoded_message)],
3511 raw_message[raw_length] = 0;
3513 &encoded_message[strlen(encoded_message)],
3521 lprintf(CTDL_DEBUG, "Allocating\n");
3522 msg = malloc(sizeof(struct CtdlMessage));
3523 memset(msg, 0, sizeof(struct CtdlMessage));
3524 msg->cm_magic = CTDLMESSAGE_MAGIC;
3525 msg->cm_anon_type = MES_NORMAL;
3526 msg->cm_format_type = 4;
3527 msg->cm_fields['A'] = strdup(CC->user.fullname);
3528 msg->cm_fields['O'] = strdup(req_room);
3529 msg->cm_fields['N'] = strdup(config.c_nodename);
3530 msg->cm_fields['H'] = strdup(config.c_humannode);
3531 msg->cm_flags = flags;
3533 msg->cm_fields['M'] = encoded_message;
3535 /* Create the requested room if we have to. */
3536 if (getroom(&qrbuf, roomname) != 0) {
3537 create_room(roomname,
3538 ( (is_mailbox != NULL) ? 5 : 3 ),
3539 "", 0, 1, 0, VIEW_BBS);
3541 /* If the caller specified this object as unique, delete all
3542 * other objects of this type that are currently in the room.
3545 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3546 CtdlDeleteMessages(roomname, 0L, content_type, 0)
3549 /* Now write the data */
3550 CtdlSubmitMsg(msg, NULL, roomname);
3551 CtdlFreeMessage(msg);
3559 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3560 config_msgnum = msgnum;
3564 char *CtdlGetSysConfig(char *sysconfname) {
3565 char hold_rm[ROOMNAMELEN];
3568 struct CtdlMessage *msg;
3571 strcpy(hold_rm, CC->room.QRname);
3572 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3573 getroom(&CC->room, hold_rm);
3578 /* We want the last (and probably only) config in this room */
3579 begin_critical_section(S_CONFIG);
3580 config_msgnum = (-1L);
3581 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3582 CtdlGetSysConfigBackend, NULL);
3583 msgnum = config_msgnum;
3584 end_critical_section(S_CONFIG);
3590 msg = CtdlFetchMessage(msgnum, 1);
3592 conf = strdup(msg->cm_fields['M']);
3593 CtdlFreeMessage(msg);
3600 getroom(&CC->room, hold_rm);
3602 if (conf != NULL) do {
3603 extract_token(buf, conf, 0, '\n', sizeof buf);
3604 strcpy(conf, &conf[strlen(buf)+1]);
3605 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3610 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3611 char temp[PATH_MAX];
3614 strcpy(temp, tmpnam(NULL));
3616 fp = fopen(temp, "w");
3617 if (fp == NULL) return;
3618 fprintf(fp, "%s", sysconfdata);
3621 /* this handy API function does all the work for us */
3622 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3628 * Determine whether a given Internet address belongs to the current user
3630 int CtdlIsMe(char *addr, int addr_buf_len)
3632 struct recptypes *recp;
3635 recp = validate_recipients(addr);
3636 if (recp == NULL) return(0);
3638 if (recp->num_local == 0) {
3643 for (i=0; i<recp->num_local; ++i) {
3644 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3645 if (!strcasecmp(addr, CC->user.fullname)) {
3657 * Citadel protocol command to do the same
3659 void cmd_isme(char *argbuf) {
3662 if (CtdlAccessCheck(ac_logged_in)) return;
3663 extract_token(addr, argbuf, 0, '|', sizeof addr);
3665 if (CtdlIsMe(addr, sizeof addr)) {
3666 cprintf("%d %s\n", CIT_OK, addr);
3669 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);