4 * Implements the message store.
14 #if TIME_WITH_SYS_TIME
15 # include <sys/time.h>
19 # include <sys/time.h>
32 #include <sys/types.h>
34 #include <libcitadel.h>
37 #include "serv_extensions.h"
41 #include "sysdep_decls.h"
42 #include "citserver.h"
50 #include "internet_addressing.h"
51 #include "euidindex.h"
52 #include "journaling.h"
53 #include "citadel_dirs.h"
54 #include "clientsocket.h"
58 struct addresses_to_be_filed *atbf = NULL;
60 /* This temp file holds the queue of operations for AdjRefCount() */
61 static FILE *arcfp = NULL;
64 * This really belongs in serv_network.c, but I don't know how to export
65 * symbols between modules.
67 struct FilterList *filterlist = NULL;
71 * These are the four-character field headers we use when outputting
72 * messages in Citadel format (as opposed to RFC822 format).
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
81 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
82 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
110 * This function is self explanatory.
111 * (What can I say, I'm in a weird mood today...)
113 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
117 for (i = 0; i < strlen(name); ++i) {
118 if (name[i] == '@') {
119 while (isspace(name[i - 1]) && i > 0) {
120 strcpy(&name[i - 1], &name[i]);
123 while (isspace(name[i + 1])) {
124 strcpy(&name[i + 1], &name[i + 2]);
132 * Aliasing for network mail.
133 * (Error messages have been commented out, because this is a server.)
135 int alias(char *name)
136 { /* process alias and routing info for mail */
139 char aaa[SIZ], bbb[SIZ];
140 char *ignetcfg = NULL;
141 char *ignetmap = NULL;
147 char original_name[256];
148 safestrncpy(original_name, name, sizeof original_name);
151 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
152 stripallbut(name, '<', '>');
154 fp = fopen(file_mail_aliases, "r");
156 fp = fopen("/dev/null", "r");
163 while (fgets(aaa, sizeof aaa, fp) != NULL) {
164 while (isspace(name[0]))
165 strcpy(name, &name[1]);
166 aaa[strlen(aaa) - 1] = 0;
168 for (a = 0; a < strlen(aaa); ++a) {
170 strcpy(bbb, &aaa[a + 1]);
174 if (!strcasecmp(name, aaa))
179 /* Hit the Global Address Book */
180 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
184 if (strcasecmp(original_name, name)) {
185 lprintf(CTDL_INFO, "%s is being forwarded to %s\n", original_name, name);
188 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
189 for (a=0; a<strlen(name); ++a) {
190 if (name[a] == '@') {
191 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
193 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
198 /* determine local or remote type, see citadel.h */
199 at = haschar(name, '@');
200 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
201 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
202 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
204 /* figure out the delivery mode */
205 extract_token(node, name, 1, '@', sizeof node);
207 /* If there are one or more dots in the nodename, we assume that it
208 * is an FQDN and will attempt SMTP delivery to the Internet.
210 if (haschar(node, '.') > 0) {
211 return(MES_INTERNET);
214 /* Otherwise we look in the IGnet maps for a valid Citadel node.
215 * Try directly-connected nodes first...
217 ignetcfg = CtdlGetSysConfig(IGNETCFG);
218 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
219 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
220 extract_token(testnode, buf, 0, '|', sizeof testnode);
221 if (!strcasecmp(node, testnode)) {
229 * Then try nodes that are two or more hops away.
231 ignetmap = CtdlGetSysConfig(IGNETMAP);
232 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
233 extract_token(buf, ignetmap, i, '\n', sizeof buf);
234 extract_token(testnode, buf, 0, '|', sizeof testnode);
235 if (!strcasecmp(node, testnode)) {
242 /* If we get to this point it's an invalid node name */
248 * Back end for the MSGS command: output message number only.
250 void simple_listing(long msgnum, void *userdata)
252 cprintf("%ld\n", msgnum);
258 * Back end for the MSGS command: output header summary.
260 void headers_listing(long msgnum, void *userdata)
262 struct CtdlMessage *msg;
264 msg = CtdlFetchMessage(msgnum, 0);
266 cprintf("%ld|0|||||\n", msgnum);
270 cprintf("%ld|%s|%s|%s|%s|%s|\n",
272 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
273 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
274 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
275 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
276 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
278 CtdlFreeMessage(msg);
283 /* Determine if a given message matches the fields in a message template.
284 * Return 0 for a successful match.
286 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
289 /* If there aren't any fields in the template, all messages will
292 if (template == NULL) return(0);
294 /* Null messages are bogus. */
295 if (msg == NULL) return(1);
297 for (i='A'; i<='Z'; ++i) {
298 if (template->cm_fields[i] != NULL) {
299 if (msg->cm_fields[i] == NULL) {
302 if (strcasecmp(msg->cm_fields[i],
303 template->cm_fields[i])) return 1;
307 /* All compares succeeded: we have a match! */
314 * Retrieve the "seen" message list for the current room.
316 void CtdlGetSeen(char *buf, int which_set) {
319 /* Learn about the user and room in question */
320 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
322 if (which_set == ctdlsetseen_seen)
323 safestrncpy(buf, vbuf.v_seen, SIZ);
324 if (which_set == ctdlsetseen_answered)
325 safestrncpy(buf, vbuf.v_answered, SIZ);
331 * Manipulate the "seen msgs" string (or other message set strings)
333 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
334 int target_setting, int which_set,
335 struct ctdluser *which_user, struct ctdlroom *which_room) {
336 struct cdbdata *cdbfr;
348 char *is_set; /* actually an array of booleans */
351 char setstr[SIZ], lostr[SIZ], histr[SIZ];
354 /* Don't bother doing *anything* if we were passed a list of zero messages */
355 if (num_target_msgnums < 1) {
359 lprintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %d, %d)\n",
360 num_target_msgnums, target_msgnums[0],
361 target_setting, which_set);
363 /* Learn about the user and room in question */
364 CtdlGetRelationship(&vbuf,
365 ((which_user != NULL) ? which_user : &CC->user),
366 ((which_room != NULL) ? which_room : &CC->room)
369 /* Load the message list */
370 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
372 msglist = (long *) cdbfr->ptr;
373 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
374 num_msgs = cdbfr->len / sizeof(long);
377 return; /* No messages at all? No further action. */
380 is_set = malloc(num_msgs * sizeof(char));
381 memset(is_set, 0, (num_msgs * sizeof(char)) );
383 /* Decide which message set we're manipulating */
385 case ctdlsetseen_seen:
386 safestrncpy(vset, vbuf.v_seen, sizeof vset);
388 case ctdlsetseen_answered:
389 safestrncpy(vset, vbuf.v_answered, sizeof vset);
393 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
395 /* Translate the existing sequence set into an array of booleans */
396 num_sets = num_tokens(vset, ',');
397 for (s=0; s<num_sets; ++s) {
398 extract_token(setstr, vset, s, ',', sizeof setstr);
400 extract_token(lostr, setstr, 0, ':', sizeof lostr);
401 if (num_tokens(setstr, ':') >= 2) {
402 extract_token(histr, setstr, 1, ':', sizeof histr);
403 if (!strcmp(histr, "*")) {
404 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
408 strcpy(histr, lostr);
413 for (i = 0; i < num_msgs; ++i) {
414 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
420 /* Now translate the array of booleans back into a sequence set */
425 for (i=0; i<num_msgs; ++i) {
427 is_seen = is_set[i]; /* Default to existing setting */
429 for (k=0; k<num_target_msgnums; ++k) {
430 if (msglist[i] == target_msgnums[k]) {
431 is_seen = target_setting;
436 if (lo < 0L) lo = msglist[i];
440 if ( ((is_seen == 0) && (was_seen == 1))
441 || ((is_seen == 1) && (i == num_msgs-1)) ) {
443 /* begin trim-o-matic code */
446 while ( (strlen(vset) + 20) > sizeof vset) {
447 remove_token(vset, 0, ',');
449 if (j--) break; /* loop no more than 9 times */
451 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
455 snprintf(lostr, sizeof lostr,
456 "1:%ld,%s", t, vset);
457 safestrncpy(vset, lostr, sizeof vset);
459 /* end trim-o-matic code */
467 snprintf(&vset[tmp], (sizeof vset) - tmp,
471 snprintf(&vset[tmp], (sizeof vset) - tmp,
480 /* Decide which message set we're manipulating */
482 case ctdlsetseen_seen:
483 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
485 case ctdlsetseen_answered:
486 safestrncpy(vbuf.v_answered, vset,
487 sizeof vbuf.v_answered);
492 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
494 CtdlSetRelationship(&vbuf,
495 ((which_user != NULL) ? which_user : &CC->user),
496 ((which_room != NULL) ? which_room : &CC->room)
502 * API function to perform an operation for each qualifying message in the
503 * current room. (Returns the number of messages processed.)
505 int CtdlForEachMessage(int mode, long ref, char *search_string,
507 struct CtdlMessage *compare,
508 void (*CallBack) (long, void *),
514 struct cdbdata *cdbfr;
515 long *msglist = NULL;
517 int num_processed = 0;
520 struct CtdlMessage *msg = NULL;
523 int printed_lastold = 0;
524 int num_search_msgs = 0;
525 long *search_msgs = NULL;
527 int need_to_free_re = 0;
530 if (content_type) if (!IsEmptyStr(content_type)) {
531 regcomp(&re, content_type, 0);
535 /* Learn about the user and room in question */
536 getuser(&CC->user, CC->curr_user);
537 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
539 /* Load the message list */
540 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
542 msglist = (long *) cdbfr->ptr;
543 num_msgs = cdbfr->len / sizeof(long);
545 if (need_to_free_re) regfree(&re);
546 return 0; /* No messages at all? No further action. */
551 * Now begin the traversal.
553 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
555 /* If the caller is looking for a specific MIME type, filter
556 * out all messages which are not of the type requested.
558 if (content_type != NULL) if (!IsEmptyStr(content_type)) {
560 /* This call to GetMetaData() sits inside this loop
561 * so that we only do the extra database read per msg
562 * if we need to. Doing the extra read all the time
563 * really kills the server. If we ever need to use
564 * metadata for another search criterion, we need to
565 * move the read somewhere else -- but still be smart
566 * enough to only do the read if the caller has
567 * specified something that will need it.
569 GetMetaData(&smi, msglist[a]);
571 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
572 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
578 num_msgs = sort_msglist(msglist, num_msgs);
580 /* If a template was supplied, filter out the messages which
581 * don't match. (This could induce some delays!)
584 if (compare != NULL) {
585 for (a = 0; a < num_msgs; ++a) {
586 msg = CtdlFetchMessage(msglist[a], 1);
588 if (CtdlMsgCmp(msg, compare)) {
591 CtdlFreeMessage(msg);
597 /* If a search string was specified, get a message list from
598 * the full text index and remove messages which aren't on both
602 * Since the lists are sorted and strictly ascending, and the
603 * output list is guaranteed to be shorter than or equal to the
604 * input list, we overwrite the bottom of the input list. This
605 * eliminates the need to memmove big chunks of the list over and
608 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
610 /* Call search module via hook mechanism.
611 * NULL means use any search function available.
612 * otherwise replace with a char * to name of search routine
614 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
616 if (num_search_msgs > 0) {
620 orig_num_msgs = num_msgs;
622 for (i=0; i<orig_num_msgs; ++i) {
623 for (j=0; j<num_search_msgs; ++j) {
624 if (msglist[i] == search_msgs[j]) {
625 msglist[num_msgs++] = msglist[i];
631 num_msgs = 0; /* No messages qualify */
633 if (search_msgs != NULL) free(search_msgs);
635 /* Now that we've purged messages which don't contain the search
636 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
643 * Now iterate through the message list, according to the
644 * criteria supplied by the caller.
647 for (a = 0; a < num_msgs; ++a) {
648 thismsg = msglist[a];
649 if (mode == MSGS_ALL) {
653 is_seen = is_msg_in_sequence_set(
654 vbuf.v_seen, thismsg);
655 if (is_seen) lastold = thismsg;
661 || ((mode == MSGS_OLD) && (is_seen))
662 || ((mode == MSGS_NEW) && (!is_seen))
663 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
664 || ((mode == MSGS_FIRST) && (a < ref))
665 || ((mode == MSGS_GT) && (thismsg > ref))
666 || ((mode == MSGS_EQ) && (thismsg == ref))
669 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
671 CallBack(lastold, userdata);
675 if (CallBack) CallBack(thismsg, userdata);
679 cdb_free(cdbfr); /* Clean up */
680 if (need_to_free_re) regfree(&re);
681 return num_processed;
687 * cmd_msgs() - get list of message #'s in this room
688 * implements the MSGS server command using CtdlForEachMessage()
690 void cmd_msgs(char *cmdbuf)
699 int with_template = 0;
700 struct CtdlMessage *template = NULL;
701 int with_headers = 0;
702 char search_string[1024];
704 extract_token(which, cmdbuf, 0, '|', sizeof which);
705 cm_ref = extract_int(cmdbuf, 1);
706 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
707 with_template = extract_int(cmdbuf, 2);
708 with_headers = extract_int(cmdbuf, 3);
711 if (!strncasecmp(which, "OLD", 3))
713 else if (!strncasecmp(which, "NEW", 3))
715 else if (!strncasecmp(which, "FIRST", 5))
717 else if (!strncasecmp(which, "LAST", 4))
719 else if (!strncasecmp(which, "GT", 2))
721 else if (!strncasecmp(which, "SEARCH", 6))
726 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
727 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
731 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
732 cprintf("%d Full text index is not enabled on this server.\n",
733 ERROR + CMD_NOT_SUPPORTED);
739 cprintf("%d Send template then receive message list\n",
741 template = (struct CtdlMessage *)
742 malloc(sizeof(struct CtdlMessage));
743 memset(template, 0, sizeof(struct CtdlMessage));
744 template->cm_magic = CTDLMESSAGE_MAGIC;
745 template->cm_anon_type = MES_NORMAL;
747 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
748 extract_token(tfield, buf, 0, '|', sizeof tfield);
749 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
750 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
751 if (!strcasecmp(tfield, msgkeys[i])) {
752 template->cm_fields[i] =
760 cprintf("%d \n", LISTING_FOLLOWS);
763 CtdlForEachMessage(mode,
764 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
765 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
768 (with_headers ? headers_listing : simple_listing),
771 if (template != NULL) CtdlFreeMessage(template);
779 * help_subst() - support routine for help file viewer
781 void help_subst(char *strbuf, char *source, char *dest)
786 while (p = pattern2(strbuf, source), (p >= 0)) {
787 strcpy(workbuf, &strbuf[p + strlen(source)]);
788 strcpy(&strbuf[p], dest);
789 strcat(strbuf, workbuf);
794 void do_help_subst(char *buffer)
798 help_subst(buffer, "^nodename", config.c_nodename);
799 help_subst(buffer, "^humannode", config.c_humannode);
800 help_subst(buffer, "^fqdn", config.c_fqdn);
801 help_subst(buffer, "^username", CC->user.fullname);
802 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
803 help_subst(buffer, "^usernum", buf2);
804 help_subst(buffer, "^sysadm", config.c_sysadm);
805 help_subst(buffer, "^variantname", CITADEL);
806 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
807 help_subst(buffer, "^maxsessions", buf2);
808 help_subst(buffer, "^bbsdir", ctdl_bbsbase_dir);
814 * memfmout() - Citadel text formatter and paginator.
815 * Although the original purpose of this routine was to format
816 * text to the reader's screen width, all we're really using it
817 * for here is to format text out to 80 columns before sending it
818 * to the client. The client software may reformat it again.
821 char *mptr, /* where are we going to get our text from? */
822 char subst, /* nonzero if we should do substitutions */
823 char *nl) /* string to terminate lines with */
831 static int width = 80;
836 c = 1; /* c is the current pos */
840 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
842 buffer[strlen(buffer) + 1] = 0;
843 buffer[strlen(buffer)] = ch;
846 if (buffer[0] == '^')
847 do_help_subst(buffer);
849 buffer[strlen(buffer) + 1] = 0;
851 strcpy(buffer, &buffer[1]);
859 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10)) {
862 if (((old == 13) || (old == 10)) && (isspace(real))) {
867 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
868 cprintf("%s%s", nl, aaa);
877 if ((strlen(aaa) + c) > (width - 5)) {
886 if ((ch == 13) || (ch == 10)) {
887 cprintf("%s%s", aaa, nl);
894 cprintf("%s%s", aaa, nl);
900 * Callback function for mime parser that simply lists the part
902 void list_this_part(char *name, char *filename, char *partnum, char *disp,
903 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
908 ma = (struct ma_info *)cbuserdata;
909 if (ma->is_ma == 0) {
910 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
911 name, filename, partnum, disp, cbtype, (long)length);
916 * Callback function for multipart prefix
918 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
919 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
924 ma = (struct ma_info *)cbuserdata;
925 if (!strcasecmp(cbtype, "multipart/alternative")) {
929 if (ma->is_ma == 0) {
930 cprintf("pref=%s|%s\n", partnum, cbtype);
935 * Callback function for multipart sufffix
937 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
938 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
943 ma = (struct ma_info *)cbuserdata;
944 if (ma->is_ma == 0) {
945 cprintf("suff=%s|%s\n", partnum, cbtype);
947 if (!strcasecmp(cbtype, "multipart/alternative")) {
954 * Callback function for mime parser that opens a section for downloading
956 void mime_download(char *name, char *filename, char *partnum, char *disp,
957 void *content, char *cbtype, char *cbcharset, size_t length,
958 char *encoding, void *cbuserdata)
961 /* Silently go away if there's already a download open... */
962 if (CC->download_fp != NULL)
965 /* ...or if this is not the desired section */
966 if (strcasecmp(CC->download_desired_section, partnum))
969 CC->download_fp = tmpfile();
970 if (CC->download_fp == NULL)
973 fwrite(content, length, 1, CC->download_fp);
974 fflush(CC->download_fp);
975 rewind(CC->download_fp);
977 OpenCmdResult(filename, cbtype);
983 * Callback function for mime parser that outputs a section all at once
985 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
986 void *content, char *cbtype, char *cbcharset, size_t length,
987 char *encoding, void *cbuserdata)
989 int *found_it = (int *)cbuserdata;
991 /* ...or if this is not the desired section */
992 if (strcasecmp(CC->download_desired_section, partnum))
997 cprintf("%d %d\n", BINARY_FOLLOWS, (int)length);
998 client_write(content, length);
1004 * Load a message from disk into memory.
1005 * This is used by CtdlOutputMsg() and other fetch functions.
1007 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1008 * using the CtdlMessageFree() function.
1010 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1012 struct cdbdata *dmsgtext;
1013 struct CtdlMessage *ret = NULL;
1017 cit_uint8_t field_header;
1019 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1021 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1022 if (dmsgtext == NULL) {
1025 mptr = dmsgtext->ptr;
1026 upper_bound = mptr + dmsgtext->len;
1028 /* Parse the three bytes that begin EVERY message on disk.
1029 * The first is always 0xFF, the on-disk magic number.
1030 * The second is the anonymous/public type byte.
1031 * The third is the format type byte (vari, fixed, or MIME).
1035 lprintf(CTDL_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1039 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1040 memset(ret, 0, sizeof(struct CtdlMessage));
1042 ret->cm_magic = CTDLMESSAGE_MAGIC;
1043 ret->cm_anon_type = *mptr++; /* Anon type byte */
1044 ret->cm_format_type = *mptr++; /* Format type byte */
1047 * The rest is zero or more arbitrary fields. Load them in.
1048 * We're done when we encounter either a zero-length field or
1049 * have just processed the 'M' (message text) field.
1052 if (mptr >= upper_bound) {
1055 field_header = *mptr++;
1056 ret->cm_fields[field_header] = strdup(mptr);
1058 while (*mptr++ != 0); /* advance to next field */
1060 } while ((mptr < upper_bound) && (field_header != 'M'));
1064 /* Always make sure there's something in the msg text field. If
1065 * it's NULL, the message text is most likely stored separately,
1066 * so go ahead and fetch that. Failing that, just set a dummy
1067 * body so other code doesn't barf.
1069 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1070 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1071 if (dmsgtext != NULL) {
1072 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1076 if (ret->cm_fields['M'] == NULL) {
1077 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1080 /* Perform "before read" hooks (aborting if any return nonzero) */
1081 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1082 CtdlFreeMessage(ret);
1091 * Returns 1 if the supplied pointer points to a valid Citadel message.
1092 * If the pointer is NULL or the magic number check fails, returns 0.
1094 int is_valid_message(struct CtdlMessage *msg) {
1097 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1098 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1106 * 'Destructor' for struct CtdlMessage
1108 void CtdlFreeMessage(struct CtdlMessage *msg)
1112 if (is_valid_message(msg) == 0)
1114 if (msg != NULL) free (msg);
1118 for (i = 0; i < 256; ++i)
1119 if (msg->cm_fields[i] != NULL) {
1120 free(msg->cm_fields[i]);
1123 msg->cm_magic = 0; /* just in case */
1129 * Pre callback function for multipart/alternative
1131 * NOTE: this differs from the standard behavior for a reason. Normally when
1132 * displaying multipart/alternative you want to show the _last_ usable
1133 * format in the message. Here we show the _first_ one, because it's
1134 * usually text/plain. Since this set of functions is designed for text
1135 * output to non-MIME-aware clients, this is the desired behavior.
1138 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1139 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1144 ma = (struct ma_info *)cbuserdata;
1145 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1146 if (!strcasecmp(cbtype, "multipart/alternative")) {
1150 if (!strcasecmp(cbtype, "message/rfc822")) {
1156 * Post callback function for multipart/alternative
1158 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1159 void *content, char *cbtype, char *cbcharset, size_t length,
1160 char *encoding, void *cbuserdata)
1164 ma = (struct ma_info *)cbuserdata;
1165 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1166 if (!strcasecmp(cbtype, "multipart/alternative")) {
1170 if (!strcasecmp(cbtype, "message/rfc822")) {
1176 * Inline callback function for mime parser that wants to display text
1178 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1179 void *content, char *cbtype, char *cbcharset, size_t length,
1180 char *encoding, void *cbuserdata)
1187 ma = (struct ma_info *)cbuserdata;
1190 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1191 partnum, filename, cbtype, (long)length);
1194 * If we're in the middle of a multipart/alternative scope and
1195 * we've already printed another section, skip this one.
1197 if ( (ma->is_ma) && (ma->did_print) ) {
1198 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1203 if ( (!strcasecmp(cbtype, "text/plain"))
1204 || (IsEmptyStr(cbtype)) ) {
1207 client_write(wptr, length);
1208 if (wptr[length-1] != '\n') {
1215 if (!strcasecmp(cbtype, "text/html")) {
1216 ptr = html_to_ascii(content, length, 80, 0);
1218 client_write(ptr, wlen);
1219 if (ptr[wlen-1] != '\n') {
1226 if (ma->use_fo_hooks) {
1227 if (PerformFixedOutputHooks(cbtype, content, length)) {
1228 /* above function returns nonzero if it handled the part */
1233 if (strncasecmp(cbtype, "multipart/", 10)) {
1234 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1235 partnum, filename, cbtype, (long)length);
1241 * The client is elegant and sophisticated and wants to be choosy about
1242 * MIME content types, so figure out which multipart/alternative part
1243 * we're going to send.
1245 * We use a system of weights. When we find a part that matches one of the
1246 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1247 * and then set ma->chosen_pref to that MIME type's position in our preference
1248 * list. If we then hit another match, we only replace the first match if
1249 * the preference value is lower.
1251 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1252 void *content, char *cbtype, char *cbcharset, size_t length,
1253 char *encoding, void *cbuserdata)
1259 ma = (struct ma_info *)cbuserdata;
1261 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1262 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1263 // I don't know if there are any side effects! Please TEST TEST TEST
1264 //if (ma->is_ma > 0) {
1266 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1267 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1268 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1269 if (i < ma->chosen_pref) {
1270 lprintf(CTDL_DEBUG, "Setting chosen part: <%s>\n", partnum);
1271 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1272 ma->chosen_pref = i;
1279 * Now that we've chosen our preferred part, output it.
1281 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1282 void *content, char *cbtype, char *cbcharset, size_t length,
1283 char *encoding, void *cbuserdata)
1287 int add_newline = 0;
1291 ma = (struct ma_info *)cbuserdata;
1293 /* This is not the MIME part you're looking for... */
1294 if (strcasecmp(partnum, ma->chosen_part)) return;
1296 /* If the content-type of this part is in our preferred formats
1297 * list, we can simply output it verbatim.
1299 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1300 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1301 if (!strcasecmp(buf, cbtype)) {
1302 /* Yeah! Go! W00t!! */
1304 text_content = (char *)content;
1305 if (text_content[length-1] != '\n') {
1308 cprintf("Content-type: %s", cbtype);
1309 if (!IsEmptyStr(cbcharset)) {
1310 cprintf("; charset=%s", cbcharset);
1312 cprintf("\nContent-length: %d\n",
1313 (int)(length + add_newline) );
1314 if (!IsEmptyStr(encoding)) {
1315 cprintf("Content-transfer-encoding: %s\n", encoding);
1318 cprintf("Content-transfer-encoding: 7bit\n");
1320 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1322 client_write(content, length);
1323 if (add_newline) cprintf("\n");
1328 /* No translations required or possible: output as text/plain */
1329 cprintf("Content-type: text/plain\n\n");
1330 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1331 length, encoding, cbuserdata);
1336 char desired_section[64];
1343 * Callback function for
1345 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1346 void *content, char *cbtype, char *cbcharset, size_t length,
1347 char *encoding, void *cbuserdata)
1349 struct encapmsg *encap;
1351 encap = (struct encapmsg *)cbuserdata;
1353 /* Only proceed if this is the desired section... */
1354 if (!strcasecmp(encap->desired_section, partnum)) {
1355 encap->msglen = length;
1356 encap->msg = malloc(length + 2);
1357 memcpy(encap->msg, content, length);
1367 * Get a message off disk. (returns om_* values found in msgbase.h)
1370 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1371 int mode, /* how would you like that message? */
1372 int headers_only, /* eschew the message body? */
1373 int do_proto, /* do Citadel protocol responses? */
1374 int crlf, /* Use CRLF newlines instead of LF? */
1375 char *section /* NULL or a message/rfc822 section */
1377 struct CtdlMessage *TheMessage = NULL;
1378 int retcode = om_no_such_msg;
1379 struct encapmsg encap;
1381 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1383 (section ? section : "<>")
1386 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1387 if (do_proto) cprintf("%d Not logged in.\n",
1388 ERROR + NOT_LOGGED_IN);
1389 return(om_not_logged_in);
1392 /* FIXME: check message id against msglist for this room */
1395 * Fetch the message from disk. If we're in any sort of headers
1396 * only mode, request that we don't even bother loading the body
1399 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1400 TheMessage = CtdlFetchMessage(msg_num, 0);
1403 TheMessage = CtdlFetchMessage(msg_num, 1);
1406 if (TheMessage == NULL) {
1407 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1408 ERROR + MESSAGE_NOT_FOUND, msg_num);
1409 return(om_no_such_msg);
1412 /* Here is the weird form of this command, to process only an
1413 * encapsulated message/rfc822 section.
1415 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1416 memset(&encap, 0, sizeof encap);
1417 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1418 mime_parser(TheMessage->cm_fields['M'],
1420 *extract_encapsulated_message,
1421 NULL, NULL, (void *)&encap, 0
1423 CtdlFreeMessage(TheMessage);
1427 encap.msg[encap.msglen] = 0;
1428 TheMessage = convert_internet_message(encap.msg);
1429 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1431 /* Now we let it fall through to the bottom of this
1432 * function, because TheMessage now contains the
1433 * encapsulated message instead of the top-level
1434 * message. Isn't that neat?
1439 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1440 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1441 retcode = om_no_such_msg;
1446 /* Ok, output the message now */
1447 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf);
1448 CtdlFreeMessage(TheMessage);
1455 * Get a message off disk. (returns om_* values found in msgbase.h)
1457 int CtdlOutputPreLoadedMsg(
1458 struct CtdlMessage *TheMessage,
1459 int mode, /* how would you like that message? */
1460 int headers_only, /* eschew the message body? */
1461 int do_proto, /* do Citadel protocol responses? */
1462 int crlf /* Use CRLF newlines instead of LF? */
1468 char display_name[256];
1470 char *nl; /* newline string */
1472 int subject_found = 0;
1475 /* Buffers needed for RFC822 translation. These are all filled
1476 * using functions that are bounds-checked, and therefore we can
1477 * make them substantially smaller than SIZ.
1485 char datestamp[100];
1487 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1488 ((TheMessage == NULL) ? "NULL" : "not null"),
1489 mode, headers_only, do_proto, crlf);
1491 strcpy(mid, "unknown");
1492 nl = (crlf ? "\r\n" : "\n");
1494 if (!is_valid_message(TheMessage)) {
1496 "ERROR: invalid preloaded message for output\n");
1497 return(om_no_such_msg);
1500 /* Are we downloading a MIME component? */
1501 if (mode == MT_DOWNLOAD) {
1502 if (TheMessage->cm_format_type != FMT_RFC822) {
1504 cprintf("%d This is not a MIME message.\n",
1505 ERROR + ILLEGAL_VALUE);
1506 } else if (CC->download_fp != NULL) {
1507 if (do_proto) cprintf(
1508 "%d You already have a download open.\n",
1509 ERROR + RESOURCE_BUSY);
1511 /* Parse the message text component */
1512 mptr = TheMessage->cm_fields['M'];
1513 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1514 /* If there's no file open by this time, the requested
1515 * section wasn't found, so print an error
1517 if (CC->download_fp == NULL) {
1518 if (do_proto) cprintf(
1519 "%d Section %s not found.\n",
1520 ERROR + FILE_NOT_FOUND,
1521 CC->download_desired_section);
1524 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1527 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
1528 * in a single server operation instead of opening a download file.
1530 if (mode == MT_SPEW_SECTION) {
1531 if (TheMessage->cm_format_type != FMT_RFC822) {
1533 cprintf("%d This is not a MIME message.\n",
1534 ERROR + ILLEGAL_VALUE);
1536 /* Parse the message text component */
1539 mptr = TheMessage->cm_fields['M'];
1540 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
1541 /* If section wasn't found, print an error
1544 if (do_proto) cprintf(
1545 "%d Section %s not found.\n",
1546 ERROR + FILE_NOT_FOUND,
1547 CC->download_desired_section);
1550 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1553 /* now for the user-mode message reading loops */
1554 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1556 /* Does the caller want to skip the headers? */
1557 if (headers_only == HEADERS_NONE) goto START_TEXT;
1559 /* Tell the client which format type we're using. */
1560 if ( (mode == MT_CITADEL) && (do_proto) ) {
1561 cprintf("type=%d\n", TheMessage->cm_format_type);
1564 /* nhdr=yes means that we're only displaying headers, no body */
1565 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1566 && (mode == MT_CITADEL)
1569 cprintf("nhdr=yes\n");
1572 /* begin header processing loop for Citadel message format */
1574 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1576 safestrncpy(display_name, "<unknown>", sizeof display_name);
1577 if (TheMessage->cm_fields['A']) {
1578 strcpy(buf, TheMessage->cm_fields['A']);
1579 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1580 safestrncpy(display_name, "****", sizeof display_name);
1582 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1583 safestrncpy(display_name, "anonymous", sizeof display_name);
1586 safestrncpy(display_name, buf, sizeof display_name);
1588 if ((is_room_aide())
1589 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1590 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1591 size_t tmp = strlen(display_name);
1592 snprintf(&display_name[tmp],
1593 sizeof display_name - tmp,
1598 /* Don't show Internet address for users on the
1599 * local Citadel network.
1602 if (TheMessage->cm_fields['N'] != NULL)
1603 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1604 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1608 /* Now spew the header fields in the order we like them. */
1609 safestrncpy(allkeys, FORDER, sizeof allkeys);
1610 for (i=0; i<strlen(allkeys); ++i) {
1611 k = (int) allkeys[i];
1613 if ( (TheMessage->cm_fields[k] != NULL)
1614 && (msgkeys[k] != NULL) ) {
1616 if (do_proto) cprintf("%s=%s\n",
1620 else if ((k == 'F') && (suppress_f)) {
1623 /* Masquerade display name if needed */
1625 if (do_proto) cprintf("%s=%s\n",
1627 TheMessage->cm_fields[k]
1636 /* begin header processing loop for RFC822 transfer format */
1641 strcpy(snode, NODENAME);
1642 strcpy(lnode, HUMANNODE);
1643 if (mode == MT_RFC822) {
1644 for (i = 0; i < 256; ++i) {
1645 if (TheMessage->cm_fields[i]) {
1646 mptr = TheMessage->cm_fields[i];
1649 safestrncpy(luser, mptr, sizeof luser);
1650 safestrncpy(suser, mptr, sizeof suser);
1652 else if (i == 'Y') {
1653 cprintf("CC: %s%s", mptr, nl);
1655 else if (i == 'P') {
1656 cprintf("Return-Path: %s%s", mptr, nl);
1658 else if (i == 'V') {
1659 cprintf("Envelope-To: %s%s", mptr, nl);
1661 else if (i == 'U') {
1662 cprintf("Subject: %s%s", mptr, nl);
1666 safestrncpy(mid, mptr, sizeof mid);
1668 safestrncpy(lnode, mptr, sizeof lnode);
1670 safestrncpy(fuser, mptr, sizeof fuser);
1671 /* else if (i == 'O')
1672 cprintf("X-Citadel-Room: %s%s",
1675 safestrncpy(snode, mptr, sizeof snode);
1678 if (haschar(mptr, '@') == 0)
1680 cprintf("To: %s@%s%s", mptr, config.c_fqdn, nl);
1684 cprintf("To: %s%s", mptr, nl);
1687 else if (i == 'T') {
1688 datestring(datestamp, sizeof datestamp,
1689 atol(mptr), DATESTRING_RFC822);
1690 cprintf("Date: %s%s", datestamp, nl);
1694 if (subject_found == 0) {
1695 cprintf("Subject: (no subject)%s", nl);
1699 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
1700 suser[i] = tolower(suser[i]);
1701 if (!isalnum(suser[i])) suser[i]='_';
1704 if (mode == MT_RFC822) {
1705 if (!strcasecmp(snode, NODENAME)) {
1706 safestrncpy(snode, FQDN, sizeof snode);
1709 /* Construct a fun message id */
1710 cprintf("Message-ID: <%s", mid);
1711 if (strchr(mid, '@')==NULL) {
1712 cprintf("@%s", snode);
1716 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1717 cprintf("From: \"----\" <x@x.org>%s", nl);
1719 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1720 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1722 else if (!IsEmptyStr(fuser)) {
1723 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1726 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1729 cprintf("Organization: %s%s", lnode, nl);
1731 /* Blank line signifying RFC822 end-of-headers */
1732 if (TheMessage->cm_format_type != FMT_RFC822) {
1737 /* end header processing loop ... at this point, we're in the text */
1739 if (headers_only == HEADERS_FAST) goto DONE;
1740 mptr = TheMessage->cm_fields['M'];
1742 /* Tell the client about the MIME parts in this message */
1743 if (TheMessage->cm_format_type == FMT_RFC822) {
1744 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1745 memset(&ma, 0, sizeof(struct ma_info));
1746 mime_parser(mptr, NULL,
1747 (do_proto ? *list_this_part : NULL),
1748 (do_proto ? *list_this_pref : NULL),
1749 (do_proto ? *list_this_suff : NULL),
1752 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1753 char *start_of_text = NULL;
1754 start_of_text = strstr(mptr, "\n\r\n");
1755 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1756 if (start_of_text == NULL) start_of_text = mptr;
1758 start_of_text = strstr(start_of_text, "\n");
1763 int nllen = strlen(nl);
1764 while (ch=*mptr, ch!=0) {
1770 ((headers_only == HEADERS_NONE) && (mptr >= start_of_text))
1771 || ((headers_only == HEADERS_ONLY) && (mptr < start_of_text))
1772 || ((headers_only != HEADERS_NONE) && (headers_only != HEADERS_ONLY))
1775 sprintf(&outbuf[outlen], "%s", nl);
1779 outbuf[outlen++] = ch;
1784 if (outlen > 1000) {
1785 client_write(outbuf, outlen);
1790 client_write(outbuf, outlen);
1798 if (headers_only == HEADERS_ONLY) {
1802 /* signify start of msg text */
1803 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1804 if (do_proto) cprintf("text\n");
1807 /* If the format type on disk is 1 (fixed-format), then we want
1808 * everything to be output completely literally ... regardless of
1809 * what message transfer format is in use.
1811 if (TheMessage->cm_format_type == FMT_FIXED) {
1813 if (mode == MT_MIME) {
1814 cprintf("Content-type: text/plain\n\n");
1818 while (ch = *mptr++, ch > 0) {
1821 if ((ch == 10) || (buflen > 250)) {
1823 cprintf("%s%s", buf, nl);
1832 if (!IsEmptyStr(buf))
1833 cprintf("%s%s", buf, nl);
1836 /* If the message on disk is format 0 (Citadel vari-format), we
1837 * output using the formatter at 80 columns. This is the final output
1838 * form if the transfer format is RFC822, but if the transfer format
1839 * is Citadel proprietary, it'll still work, because the indentation
1840 * for new paragraphs is correct and the client will reformat the
1841 * message to the reader's screen width.
1843 if (TheMessage->cm_format_type == FMT_CITADEL) {
1844 if (mode == MT_MIME) {
1845 cprintf("Content-type: text/x-citadel-variformat\n\n");
1847 memfmout(mptr, 0, nl);
1850 /* If the message on disk is format 4 (MIME), we've gotta hand it
1851 * off to the MIME parser. The client has already been told that
1852 * this message is format 1 (fixed format), so the callback function
1853 * we use will display those parts as-is.
1855 if (TheMessage->cm_format_type == FMT_RFC822) {
1856 memset(&ma, 0, sizeof(struct ma_info));
1858 if (mode == MT_MIME) {
1859 ma.use_fo_hooks = 0;
1860 strcpy(ma.chosen_part, "1");
1861 ma.chosen_pref = 9999;
1862 mime_parser(mptr, NULL,
1863 *choose_preferred, *fixed_output_pre,
1864 *fixed_output_post, (void *)&ma, 0);
1865 mime_parser(mptr, NULL,
1866 *output_preferred, NULL, NULL, (void *)&ma, CC->msg4_dont_decode);
1869 ma.use_fo_hooks = 1;
1870 mime_parser(mptr, NULL,
1871 *fixed_output, *fixed_output_pre,
1872 *fixed_output_post, (void *)&ma, 0);
1877 DONE: /* now we're done */
1878 if (do_proto) cprintf("000\n");
1885 * display a message (mode 0 - Citadel proprietary)
1887 void cmd_msg0(char *cmdbuf)
1890 int headers_only = HEADERS_ALL;
1892 msgid = extract_long(cmdbuf, 0);
1893 headers_only = extract_int(cmdbuf, 1);
1895 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL);
1901 * display a message (mode 2 - RFC822)
1903 void cmd_msg2(char *cmdbuf)
1906 int headers_only = HEADERS_ALL;
1908 msgid = extract_long(cmdbuf, 0);
1909 headers_only = extract_int(cmdbuf, 1);
1911 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL);
1917 * display a message (mode 3 - IGnet raw format - internal programs only)
1919 void cmd_msg3(char *cmdbuf)
1922 struct CtdlMessage *msg = NULL;
1925 if (CC->internal_pgm == 0) {
1926 cprintf("%d This command is for internal programs only.\n",
1927 ERROR + HIGHER_ACCESS_REQUIRED);
1931 msgnum = extract_long(cmdbuf, 0);
1932 msg = CtdlFetchMessage(msgnum, 1);
1934 cprintf("%d Message %ld not found.\n",
1935 ERROR + MESSAGE_NOT_FOUND, msgnum);
1939 serialize_message(&smr, msg);
1940 CtdlFreeMessage(msg);
1943 cprintf("%d Unable to serialize message\n",
1944 ERROR + INTERNAL_ERROR);
1948 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1949 client_write((char *)smr.ser, (int)smr.len);
1956 * Display a message using MIME content types
1958 void cmd_msg4(char *cmdbuf)
1963 msgid = extract_long(cmdbuf, 0);
1964 extract_token(section, cmdbuf, 1, '|', sizeof section);
1965 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) );
1971 * Client tells us its preferred message format(s)
1973 void cmd_msgp(char *cmdbuf)
1975 if (!strcasecmp(cmdbuf, "dont_decode")) {
1976 CC->msg4_dont_decode = 1;
1977 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
1980 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
1981 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
1987 * Open a component of a MIME message as a download file
1989 void cmd_opna(char *cmdbuf)
1992 char desired_section[128];
1994 msgid = extract_long(cmdbuf, 0);
1995 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1996 safestrncpy(CC->download_desired_section, desired_section,
1997 sizeof CC->download_desired_section);
1998 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL);
2003 * Open a component of a MIME message and transmit it all at once
2005 void cmd_dlat(char *cmdbuf)
2008 char desired_section[128];
2010 msgid = extract_long(cmdbuf, 0);
2011 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2012 safestrncpy(CC->download_desired_section, desired_section,
2013 sizeof CC->download_desired_section);
2014 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL);
2019 * Save one or more message pointers into a specified room
2020 * (Returns 0 for success, nonzero for failure)
2021 * roomname may be NULL to use the current room
2023 * Note that the 'supplied_msg' field may be set to NULL, in which case
2024 * the message will be fetched from disk, by number, if we need to perform
2025 * replication checks. This adds an additional database read, so if the
2026 * caller already has the message in memory then it should be supplied. (Obviously
2027 * this mode of operation only works if we're saving a single message.)
2029 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2030 int do_repl_check, struct CtdlMessage *supplied_msg)
2033 char hold_rm[ROOMNAMELEN];
2034 struct cdbdata *cdbfr;
2037 long highest_msg = 0L;
2040 struct CtdlMessage *msg = NULL;
2042 long *msgs_to_be_merged = NULL;
2043 int num_msgs_to_be_merged = 0;
2046 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d)\n",
2047 roomname, num_newmsgs, do_repl_check);
2049 strcpy(hold_rm, CC->room.QRname);
2052 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2053 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2054 if (num_newmsgs > 1) supplied_msg = NULL;
2056 /* Now the regular stuff */
2057 if (lgetroom(&CC->room,
2058 ((roomname != NULL) ? roomname : CC->room.QRname) )
2060 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
2061 return(ERROR + ROOM_NOT_FOUND);
2065 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2066 num_msgs_to_be_merged = 0;
2069 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2070 if (cdbfr == NULL) {
2074 msglist = (long *) cdbfr->ptr;
2075 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2076 num_msgs = cdbfr->len / sizeof(long);
2081 /* Create a list of msgid's which were supplied by the caller, but do
2082 * not already exist in the target room. It is absolutely taboo to
2083 * have more than one reference to the same message in a room.
2085 for (i=0; i<num_newmsgs; ++i) {
2087 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2088 if (msglist[j] == newmsgidlist[i]) {
2093 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2097 lprintf(9, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2100 * Now merge the new messages
2102 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2103 if (msglist == NULL) {
2104 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
2106 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2107 num_msgs += num_msgs_to_be_merged;
2109 /* Sort the message list, so all the msgid's are in order */
2110 num_msgs = sort_msglist(msglist, num_msgs);
2112 /* Determine the highest message number */
2113 highest_msg = msglist[num_msgs - 1];
2115 /* Write it back to disk. */
2116 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2117 msglist, (int)(num_msgs * sizeof(long)));
2119 /* Free up the memory we used. */
2122 /* Update the highest-message pointer and unlock the room. */
2123 CC->room.QRhighest = highest_msg;
2124 lputroom(&CC->room);
2126 /* Perform replication checks if necessary */
2127 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2128 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2130 for (i=0; i<num_msgs_to_be_merged; ++i) {
2131 msgid = msgs_to_be_merged[i];
2133 if (supplied_msg != NULL) {
2137 msg = CtdlFetchMessage(msgid, 0);
2141 ReplicationChecks(msg);
2143 /* If the message has an Exclusive ID, index that... */
2144 if (msg->cm_fields['E'] != NULL) {
2145 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2148 /* Free up the memory we may have allocated */
2149 if (msg != supplied_msg) {
2150 CtdlFreeMessage(msg);
2158 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2161 /* Submit this room for processing by hooks */
2162 PerformRoomHooks(&CC->room);
2164 /* Go back to the room we were in before we wandered here... */
2165 getroom(&CC->room, hold_rm);
2167 /* Bump the reference count for all messages which were merged */
2168 for (i=0; i<num_msgs_to_be_merged; ++i) {
2169 AdjRefCount(msgs_to_be_merged[i], +1);
2172 /* Free up memory... */
2173 if (msgs_to_be_merged != NULL) {
2174 free(msgs_to_be_merged);
2177 /* Return success. */
2183 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2186 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2187 int do_repl_check, struct CtdlMessage *supplied_msg)
2189 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg);
2196 * Message base operation to save a new message to the message store
2197 * (returns new message number)
2199 * This is the back end for CtdlSubmitMsg() and should not be directly
2200 * called by server-side modules.
2203 long send_message(struct CtdlMessage *msg) {
2211 /* Get a new message number */
2212 newmsgid = get_new_message_number();
2213 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2215 /* Generate an ID if we don't have one already */
2216 if (msg->cm_fields['I']==NULL) {
2217 msg->cm_fields['I'] = strdup(msgidbuf);
2220 /* If the message is big, set its body aside for storage elsewhere */
2221 if (msg->cm_fields['M'] != NULL) {
2222 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2224 holdM = msg->cm_fields['M'];
2225 msg->cm_fields['M'] = NULL;
2229 /* Serialize our data structure for storage in the database */
2230 serialize_message(&smr, msg);
2233 msg->cm_fields['M'] = holdM;
2237 cprintf("%d Unable to serialize message\n",
2238 ERROR + INTERNAL_ERROR);
2242 /* Write our little bundle of joy into the message base */
2243 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2244 smr.ser, smr.len) < 0) {
2245 lprintf(CTDL_ERR, "Can't store message\n");
2249 cdb_store(CDB_BIGMSGS,
2259 /* Free the memory we used for the serialized message */
2262 /* Return the *local* message ID to the caller
2263 * (even if we're storing an incoming network message)
2271 * Serialize a struct CtdlMessage into the format used on disk and network.
2273 * This function loads up a "struct ser_ret" (defined in server.h) which
2274 * contains the length of the serialized message and a pointer to the
2275 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2277 void serialize_message(struct ser_ret *ret, /* return values */
2278 struct CtdlMessage *msg) /* unserialized msg */
2280 size_t wlen, fieldlen;
2282 static char *forder = FORDER;
2285 * Check for valid message format
2287 if (is_valid_message(msg) == 0) {
2288 lprintf(CTDL_ERR, "serialize_message() aborting due to invalid message\n");
2295 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2296 ret->len = ret->len +
2297 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2299 ret->ser = malloc(ret->len);
2300 if (ret->ser == NULL) {
2301 lprintf(CTDL_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2302 (long)ret->len, strerror(errno));
2309 ret->ser[1] = msg->cm_anon_type;
2310 ret->ser[2] = msg->cm_format_type;
2313 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2314 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2315 ret->ser[wlen++] = (char)forder[i];
2316 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2317 wlen = wlen + fieldlen + 1;
2319 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2320 (long)ret->len, (long)wlen);
2327 * Serialize a struct CtdlMessage into the format used on disk and network.
2329 * This function loads up a "struct ser_ret" (defined in server.h) which
2330 * contains the length of the serialized message and a pointer to the
2331 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2333 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2334 long Siz) /* how many chars ? */
2338 static char *forder = FORDER;
2342 * Check for valid message format
2344 if (is_valid_message(msg) == 0) {
2345 lprintf(CTDL_ERR, "dump_message() aborting due to invalid message\n");
2349 buf = (char*) malloc (Siz + 1);
2353 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2354 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2355 msg->cm_fields[(int)forder[i]]);
2356 client_write (buf, strlen(buf));
2365 * Check to see if any messages already exist in the current room which
2366 * carry the same Exclusive ID as this one. If any are found, delete them.
2368 void ReplicationChecks(struct CtdlMessage *msg) {
2369 long old_msgnum = (-1L);
2371 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2373 lprintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2376 /* No exclusive id? Don't do anything. */
2377 if (msg == NULL) return;
2378 if (msg->cm_fields['E'] == NULL) return;
2379 if (IsEmptyStr(msg->cm_fields['E'])) return;
2380 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2381 msg->cm_fields['E'], CC->room.QRname);*/
2383 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2384 if (old_msgnum > 0L) {
2385 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2386 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2393 * Save a message to disk and submit it into the delivery system.
2395 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2396 struct recptypes *recps, /* recipients (if mail) */
2397 char *force /* force a particular room? */
2399 char submit_filename[128];
2400 char generated_timestamp[32];
2401 char hold_rm[ROOMNAMELEN];
2402 char actual_rm[ROOMNAMELEN];
2403 char force_room[ROOMNAMELEN];
2404 char content_type[SIZ]; /* We have to learn this */
2405 char recipient[SIZ];
2408 struct ctdluser userbuf;
2410 struct MetaData smi;
2411 FILE *network_fp = NULL;
2412 static int seqnum = 1;
2413 struct CtdlMessage *imsg = NULL;
2415 size_t instr_alloc = 0;
2417 char *hold_R, *hold_D;
2418 char *collected_addresses = NULL;
2419 struct addresses_to_be_filed *aptr = NULL;
2420 char *saved_rfc822_version = NULL;
2421 int qualified_for_journaling = 0;
2422 struct CitContext *CCC = CC; /* CachedCitContext - performance boost */
2424 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2425 if (is_valid_message(msg) == 0) return(-1); /* self check */
2427 /* If this message has no timestamp, we take the liberty of
2428 * giving it one, right now.
2430 if (msg->cm_fields['T'] == NULL) {
2431 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2432 msg->cm_fields['T'] = strdup(generated_timestamp);
2435 /* If this message has no path, we generate one.
2437 if (msg->cm_fields['P'] == NULL) {
2438 if (msg->cm_fields['A'] != NULL) {
2439 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2440 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
2441 if (isspace(msg->cm_fields['P'][a])) {
2442 msg->cm_fields['P'][a] = ' ';
2447 msg->cm_fields['P'] = strdup("unknown");
2451 if (force == NULL) {
2452 strcpy(force_room, "");
2455 strcpy(force_room, force);
2458 /* Learn about what's inside, because it's what's inside that counts */
2459 if (msg->cm_fields['M'] == NULL) {
2460 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2464 switch (msg->cm_format_type) {
2466 strcpy(content_type, "text/x-citadel-variformat");
2469 strcpy(content_type, "text/plain");
2472 strcpy(content_type, "text/plain");
2473 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
2475 safestrncpy(content_type, &mptr[13], sizeof content_type);
2476 striplt(content_type);
2477 for (a = 0; a < strlen(content_type); ++a) {
2478 if ((content_type[a] == ';')
2479 || (content_type[a] == ' ')
2480 || (content_type[a] == 13)
2481 || (content_type[a] == 10)) {
2482 content_type[a] = 0;
2488 /* Goto the correct room */
2489 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
2490 strcpy(hold_rm, CCC->room.QRname);
2491 strcpy(actual_rm, CCC->room.QRname);
2492 if (recps != NULL) {
2493 strcpy(actual_rm, SENTITEMS);
2496 /* If the user is a twit, move to the twit room for posting */
2498 if (CCC->user.axlevel == 2) {
2499 strcpy(hold_rm, actual_rm);
2500 strcpy(actual_rm, config.c_twitroom);
2501 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2505 /* ...or if this message is destined for Aide> then go there. */
2506 if (!IsEmptyStr(force_room)) {
2507 strcpy(actual_rm, force_room);
2510 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2511 if (strcasecmp(actual_rm, CCC->room.QRname)) {
2512 /* getroom(&CCC->room, actual_rm); */
2513 usergoto(actual_rm, 0, 1, NULL, NULL);
2517 * If this message has no O (room) field, generate one.
2519 if (msg->cm_fields['O'] == NULL) {
2520 msg->cm_fields['O'] = strdup(CCC->room.QRname);
2523 /* Perform "before save" hooks (aborting if any return nonzero) */
2524 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2525 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2528 * If this message has an Exclusive ID, and the room is replication
2529 * checking enabled, then do replication checks.
2531 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
2532 ReplicationChecks(msg);
2535 /* Save it to disk */
2536 lprintf(CTDL_DEBUG, "Saving to disk\n");
2537 newmsgid = send_message(msg);
2538 if (newmsgid <= 0L) return(-5);
2540 /* Write a supplemental message info record. This doesn't have to
2541 * be a critical section because nobody else knows about this message
2544 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2545 memset(&smi, 0, sizeof(struct MetaData));
2546 smi.meta_msgnum = newmsgid;
2547 smi.meta_refcount = 0;
2548 safestrncpy(smi.meta_content_type, content_type,
2549 sizeof smi.meta_content_type);
2552 * Measure how big this message will be when rendered as RFC822.
2553 * We do this for two reasons:
2554 * 1. We need the RFC822 length for the new metadata record, so the
2555 * POP and IMAP services don't have to calculate message lengths
2556 * while the user is waiting (multiplied by potentially hundreds
2557 * or thousands of messages).
2558 * 2. If journaling is enabled, we will need an RFC822 version of the
2559 * message to attach to the journalized copy.
2561 if (CCC->redirect_buffer != NULL) {
2562 lprintf(CTDL_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
2565 CCC->redirect_buffer = malloc(SIZ);
2566 CCC->redirect_len = 0;
2567 CCC->redirect_alloc = SIZ;
2568 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2569 smi.meta_rfc822_length = CCC->redirect_len;
2570 saved_rfc822_version = CCC->redirect_buffer;
2571 CCC->redirect_buffer = NULL;
2572 CCC->redirect_len = 0;
2573 CCC->redirect_alloc = 0;
2577 /* Now figure out where to store the pointers */
2578 lprintf(CTDL_DEBUG, "Storing pointers\n");
2580 /* If this is being done by the networker delivering a private
2581 * message, we want to BYPASS saving the sender's copy (because there
2582 * is no local sender; it would otherwise go to the Trashcan).
2584 if ((!CCC->internal_pgm) || (recps == NULL)) {
2585 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2586 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2587 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2591 /* For internet mail, drop a copy in the outbound queue room */
2593 if (recps->num_internet > 0) {
2594 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2597 /* If other rooms are specified, drop them there too. */
2599 if (recps->num_room > 0)
2600 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2601 extract_token(recipient, recps->recp_room, i,
2602 '|', sizeof recipient);
2603 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2604 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2607 /* Bump this user's messages posted counter. */
2608 lprintf(CTDL_DEBUG, "Updating user\n");
2609 lgetuser(&CCC->user, CCC->curr_user);
2610 CCC->user.posted = CCC->user.posted + 1;
2611 lputuser(&CCC->user);
2613 /* If this is private, local mail, make a copy in the
2614 * recipient's mailbox and bump the reference count.
2617 if (recps->num_local > 0)
2618 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2619 extract_token(recipient, recps->recp_local, i,
2620 '|', sizeof recipient);
2621 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2623 if (getuser(&userbuf, recipient) == 0) {
2624 // Add a flag so the Funambol module knows its mail
2625 msg->cm_fields['W'] = strdup(recipient);
2626 MailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
2627 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2628 BumpNewMailCounter(userbuf.usernum);
2629 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
2630 /* Generate a instruction message for the Funambol notification
2631 * server, in the same style as the SMTP queue
2634 instr = malloc(instr_alloc);
2635 snprintf(instr, instr_alloc,
2636 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2638 SPOOLMIME, newmsgid, (long)time(NULL),
2639 msg->cm_fields['A'], msg->cm_fields['N']
2642 imsg = malloc(sizeof(struct CtdlMessage));
2643 memset(imsg, 0, sizeof(struct CtdlMessage));
2644 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2645 imsg->cm_anon_type = MES_NORMAL;
2646 imsg->cm_format_type = FMT_RFC822;
2647 imsg->cm_fields['A'] = strdup("Citadel");
2648 imsg->cm_fields['J'] = strdup("do not journal");
2649 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2650 imsg->cm_fields['W'] = strdup(recipient);
2651 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM);
2652 CtdlFreeMessage(imsg);
2656 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2657 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2662 /* Perform "after save" hooks */
2663 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2664 PerformMessageHooks(msg, EVT_AFTERSAVE);
2666 /* For IGnet mail, we have to save a new copy into the spooler for
2667 * each recipient, with the R and D fields set to the recipient and
2668 * destination-node. This has two ugly side effects: all other
2669 * recipients end up being unlisted in this recipient's copy of the
2670 * message, and it has to deliver multiple messages to the same
2671 * node. We'll revisit this again in a year or so when everyone has
2672 * a network spool receiver that can handle the new style messages.
2675 if (recps->num_ignet > 0)
2676 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2677 extract_token(recipient, recps->recp_ignet, i,
2678 '|', sizeof recipient);
2680 hold_R = msg->cm_fields['R'];
2681 hold_D = msg->cm_fields['D'];
2682 msg->cm_fields['R'] = malloc(SIZ);
2683 msg->cm_fields['D'] = malloc(128);
2684 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2685 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2687 serialize_message(&smr, msg);
2689 snprintf(submit_filename, sizeof submit_filename,
2690 "%s/netmail.%04lx.%04x.%04x",
2692 (long) getpid(), CCC->cs_pid, ++seqnum);
2693 network_fp = fopen(submit_filename, "wb+");
2694 if (network_fp != NULL) {
2695 fwrite(smr.ser, smr.len, 1, network_fp);
2701 free(msg->cm_fields['R']);
2702 free(msg->cm_fields['D']);
2703 msg->cm_fields['R'] = hold_R;
2704 msg->cm_fields['D'] = hold_D;
2707 /* Go back to the room we started from */
2708 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2709 if (strcasecmp(hold_rm, CCC->room.QRname))
2710 usergoto(hold_rm, 0, 1, NULL, NULL);
2712 /* For internet mail, generate delivery instructions.
2713 * Yes, this is recursive. Deal with it. Infinite recursion does
2714 * not happen because the delivery instructions message does not
2715 * contain a recipient.
2718 if (recps->num_internet > 0) {
2719 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2721 instr = malloc(instr_alloc);
2722 snprintf(instr, instr_alloc,
2723 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2725 SPOOLMIME, newmsgid, (long)time(NULL),
2726 msg->cm_fields['A'], msg->cm_fields['N']
2729 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2730 size_t tmp = strlen(instr);
2731 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2732 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
2733 instr_alloc = instr_alloc * 2;
2734 instr = realloc(instr, instr_alloc);
2736 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
2739 imsg = malloc(sizeof(struct CtdlMessage));
2740 memset(imsg, 0, sizeof(struct CtdlMessage));
2741 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2742 imsg->cm_anon_type = MES_NORMAL;
2743 imsg->cm_format_type = FMT_RFC822;
2744 imsg->cm_fields['A'] = strdup("Citadel");
2745 imsg->cm_fields['J'] = strdup("do not journal");
2746 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2747 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2748 CtdlFreeMessage(imsg);
2752 * Any addresses to harvest for someone's address book?
2754 if ( (CCC->logged_in) && (recps != NULL) ) {
2755 collected_addresses = harvest_collected_addresses(msg);
2758 if (collected_addresses != NULL) {
2759 begin_critical_section(S_ATBF);
2760 aptr = (struct addresses_to_be_filed *)
2761 malloc(sizeof(struct addresses_to_be_filed));
2763 MailboxName(actual_rm, sizeof actual_rm,
2764 &CCC->user, USERCONTACTSROOM);
2765 aptr->roomname = strdup(actual_rm);
2766 aptr->collected_addresses = collected_addresses;
2768 end_critical_section(S_ATBF);
2772 * Determine whether this message qualifies for journaling.
2774 if (msg->cm_fields['J'] != NULL) {
2775 qualified_for_journaling = 0;
2778 if (recps == NULL) {
2779 qualified_for_journaling = config.c_journal_pubmsgs;
2781 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
2782 qualified_for_journaling = config.c_journal_email;
2785 qualified_for_journaling = config.c_journal_pubmsgs;
2790 * Do we have to perform journaling? If so, hand off the saved
2791 * RFC822 version will be handed off to the journaler for background
2792 * submit. Otherwise, we have to free the memory ourselves.
2794 if (saved_rfc822_version != NULL) {
2795 if (qualified_for_journaling) {
2796 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
2799 free(saved_rfc822_version);
2812 * Convenience function for generating small administrative messages.
2814 void quickie_message(char *from, char *fromaddr, char *to, char *room, char *text,
2815 int format_type, char *subject)
2817 struct CtdlMessage *msg;
2818 struct recptypes *recp = NULL;
2820 msg = malloc(sizeof(struct CtdlMessage));
2821 memset(msg, 0, sizeof(struct CtdlMessage));
2822 msg->cm_magic = CTDLMESSAGE_MAGIC;
2823 msg->cm_anon_type = MES_NORMAL;
2824 msg->cm_format_type = format_type;
2827 msg->cm_fields['A'] = strdup(from);
2829 else if (fromaddr != NULL) {
2830 msg->cm_fields['A'] = strdup(fromaddr);
2831 if (strchr(msg->cm_fields['A'], '@')) {
2832 *strchr(msg->cm_fields['A'], '@') = 0;
2836 msg->cm_fields['A'] = strdup("Citadel");
2839 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
2840 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2841 msg->cm_fields['N'] = strdup(NODENAME);
2843 msg->cm_fields['R'] = strdup(to);
2844 recp = validate_recipients(to);
2846 if (subject != NULL) {
2847 msg->cm_fields['U'] = strdup(subject);
2849 msg->cm_fields['M'] = strdup(text);
2851 CtdlSubmitMsg(msg, recp, room);
2852 CtdlFreeMessage(msg);
2853 if (recp != NULL) free_recipients(recp);
2859 * Back end function used by CtdlMakeMessage() and similar functions
2861 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2862 size_t maxlen, /* maximum message length */
2863 char *exist, /* if non-null, append to it;
2864 exist is ALWAYS freed */
2865 int crlf, /* CRLF newlines instead of LF */
2866 int sock /* socket handle or 0 for this session's client socket */
2870 size_t message_len = 0;
2871 size_t buffer_len = 0;
2878 if (exist == NULL) {
2885 message_len = strlen(exist);
2886 buffer_len = message_len + 4096;
2887 m = realloc(exist, buffer_len);
2894 /* Do we need to change leading ".." to "." for SMTP escaping? */
2895 if (!strcmp(terminator, ".")) {
2899 /* flush the input if we have nowhere to store it */
2904 /* read in the lines of message text one by one */
2907 if (sock_getln(sock, buf, (sizeof buf - 3)) < 0) finished = 1;
2910 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2912 if (!strcmp(buf, terminator)) finished = 1;
2914 strcat(buf, "\r\n");
2920 /* Unescape SMTP-style input of two dots at the beginning of the line */
2922 if (!strncmp(buf, "..", 2)) {
2923 strcpy(buf, &buf[1]);
2927 if ( (!flushing) && (!finished) ) {
2928 /* Measure the line */
2929 linelen = strlen(buf);
2931 /* augment the buffer if we have to */
2932 if ((message_len + linelen) >= buffer_len) {
2933 ptr = realloc(m, (buffer_len * 2) );
2934 if (ptr == NULL) { /* flush if can't allocate */
2937 buffer_len = (buffer_len * 2);
2939 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2943 /* Add the new line to the buffer. NOTE: this loop must avoid
2944 * using functions like strcat() and strlen() because they
2945 * traverse the entire buffer upon every call, and doing that
2946 * for a multi-megabyte message slows it down beyond usability.
2948 strcpy(&m[message_len], buf);
2949 message_len += linelen;
2952 /* if we've hit the max msg length, flush the rest */
2953 if (message_len >= maxlen) flushing = 1;
2955 } while (!finished);
2963 * Build a binary message to be saved on disk.
2964 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2965 * will become part of the message. This means you are no longer
2966 * responsible for managing that memory -- it will be freed along with
2967 * the rest of the fields when CtdlFreeMessage() is called.)
2970 struct CtdlMessage *CtdlMakeMessage(
2971 struct ctdluser *author, /* author's user structure */
2972 char *recipient, /* NULL if it's not mail */
2973 char *recp_cc, /* NULL if it's not mail */
2974 char *room, /* room where it's going */
2975 int type, /* see MES_ types in header file */
2976 int format_type, /* variformat, plain text, MIME... */
2977 char *fake_name, /* who we're masquerading as */
2978 char *my_email, /* which of my email addresses to use (empty is ok) */
2979 char *subject, /* Subject (optional) */
2980 char *supplied_euid, /* ...or NULL if this is irrelevant */
2981 char *preformatted_text /* ...or NULL to read text from client */
2983 char dest_node[256];
2985 struct CtdlMessage *msg;
2988 msg = malloc(sizeof(struct CtdlMessage));
2989 memset(msg, 0, sizeof(struct CtdlMessage));
2990 msg->cm_magic = CTDLMESSAGE_MAGIC;
2991 msg->cm_anon_type = type;
2992 msg->cm_format_type = format_type;
2994 /* Don't confuse the poor folks if it's not routed mail. */
2995 strcpy(dest_node, "");
3000 /* Path or Return-Path */
3001 if (my_email == NULL) my_email = "";
3003 if (!IsEmptyStr(my_email)) {
3004 msg->cm_fields['P'] = strdup(my_email);
3007 snprintf(buf, sizeof buf, "%s", author->fullname);
3008 msg->cm_fields['P'] = strdup(buf);
3010 for (i=0; (msg->cm_fields['P'][i]!=0); ++i) {
3011 if (isspace(msg->cm_fields['P'][i])) {
3012 msg->cm_fields['P'][i] = '_';
3016 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3017 msg->cm_fields['T'] = strdup(buf);
3019 if (fake_name[0]) /* author */
3020 msg->cm_fields['A'] = strdup(fake_name);
3022 msg->cm_fields['A'] = strdup(author->fullname);
3024 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3025 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3028 msg->cm_fields['O'] = strdup(CC->room.QRname);
3031 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3032 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3034 if (recipient[0] != 0) {
3035 msg->cm_fields['R'] = strdup(recipient);
3037 if (recp_cc[0] != 0) {
3038 msg->cm_fields['Y'] = strdup(recp_cc);
3040 if (dest_node[0] != 0) {
3041 msg->cm_fields['D'] = strdup(dest_node);
3044 if (!IsEmptyStr(my_email)) {
3045 msg->cm_fields['F'] = strdup(my_email);
3047 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3048 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3051 if (subject != NULL) {
3054 length = strlen(subject);
3060 while ((subject[i] != '\0') &&
3061 (IsAscii = isascii(subject[i]) != 0 ))
3064 msg->cm_fields['U'] = strdup(subject);
3065 else /* ok, we've got utf8 in the string. */
3067 msg->cm_fields['U'] = rfc2047encode(subject, length);
3073 if (supplied_euid != NULL) {
3074 msg->cm_fields['E'] = strdup(supplied_euid);
3077 if (preformatted_text != NULL) {
3078 msg->cm_fields['M'] = preformatted_text;
3081 msg->cm_fields['M'] = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
3089 * Check to see whether we have permission to post a message in the current
3090 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3091 * returns 0 on success.
3093 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n, int PostPublic) {
3096 if (!(CC->logged_in) &&
3097 (PostPublic == POST_LOGGED_IN)) {
3098 snprintf(errmsgbuf, n, "Not logged in.");
3099 return (ERROR + NOT_LOGGED_IN);
3101 else if (PostPublic == CHECK_EXISTANCE) {
3104 else if (!(CC->logged_in)) {
3105 if ((CC->room.QRflags & QR_READONLY)) {
3106 snprintf(errmsgbuf, n, "Not logged in.");
3107 return (ERROR + NOT_LOGGED_IN);
3109 else if (CC->room.QRflags2 & QR2_SUBSONLY){
3110 ////TODO: check if we're in that list...
3113 else if (CC->room.QRflags2 & QR2_MODERATED) {
3119 if ((CC->user.axlevel < 2)
3120 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3121 snprintf(errmsgbuf, n, "Need to be validated to enter "
3122 "(except in %s> to sysop)", MAILROOM);
3123 return (ERROR + HIGHER_ACCESS_REQUIRED);
3126 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3127 if (!(ra & UA_POSTALLOWED)) {
3128 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3129 return (ERROR + HIGHER_ACCESS_REQUIRED);
3132 strcpy(errmsgbuf, "Ok");
3138 * Check to see if the specified user has Internet mail permission
3139 * (returns nonzero if permission is granted)
3141 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3143 /* Do not allow twits to send Internet mail */
3144 if (who->axlevel <= 2) return(0);
3146 /* Globally enabled? */
3147 if (config.c_restrict == 0) return(1);
3149 /* User flagged ok? */
3150 if (who->flags & US_INTERNET) return(2);
3152 /* Aide level access? */
3153 if (who->axlevel >= 6) return(3);
3155 /* No mail for you! */
3161 * Validate recipients, count delivery types and errors, and handle aliasing
3162 * FIXME check for dupes!!!!!
3164 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3165 * were specified, or the number of addresses found invalid.
3167 * Caller needs to free the result using free_recipients()
3169 struct recptypes *validate_recipients(char *supplied_recipients) {
3170 struct recptypes *ret;
3171 char *recipients = NULL;
3172 char this_recp[256];
3173 char this_recp_cooked[256];
3179 struct ctdluser tempUS;
3180 struct ctdlroom tempQR;
3181 struct ctdlroom tempQR2;
3187 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
3188 if (ret == NULL) return(NULL);
3190 /* Set all strings to null and numeric values to zero */
3191 memset(ret, 0, sizeof(struct recptypes));
3193 if (supplied_recipients == NULL) {
3194 recipients = strdup("");
3197 recipients = strdup(supplied_recipients);
3200 /* Allocate some memory. Yes, this allocates 500% more memory than we will
3201 * actually need, but it's healthier for the heap than doing lots of tiny
3202 * realloc() calls instead.
3205 ret->errormsg = malloc(strlen(recipients) + 1024);
3206 ret->recp_local = malloc(strlen(recipients) + 1024);
3207 ret->recp_internet = malloc(strlen(recipients) + 1024);
3208 ret->recp_ignet = malloc(strlen(recipients) + 1024);
3209 ret->recp_room = malloc(strlen(recipients) + 1024);
3210 ret->display_recp = malloc(strlen(recipients) + 1024);
3212 ret->errormsg[0] = 0;
3213 ret->recp_local[0] = 0;
3214 ret->recp_internet[0] = 0;
3215 ret->recp_ignet[0] = 0;
3216 ret->recp_room[0] = 0;
3217 ret->display_recp[0] = 0;
3219 ret->recptypes_magic = RECPTYPES_MAGIC;
3221 /* Change all valid separator characters to commas */
3222 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
3223 if ((recipients[i] == ';') || (recipients[i] == '|')) {
3224 recipients[i] = ',';
3228 /* Now start extracting recipients... */
3230 while (!IsEmptyStr(recipients)) {
3232 for (i=0; i<=strlen(recipients); ++i) {
3233 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
3234 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
3235 safestrncpy(this_recp, recipients, i+1);
3237 if (recipients[i] == ',') {
3238 strcpy(recipients, &recipients[i+1]);
3241 strcpy(recipients, "");
3248 lprintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
3250 mailtype = alias(this_recp);
3251 mailtype = alias(this_recp);
3252 mailtype = alias(this_recp);
3254 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
3255 if (this_recp[j]=='_') {
3256 this_recp_cooked[j] = ' ';
3259 this_recp_cooked[j] = this_recp[j];
3262 this_recp_cooked[j] = '\0';
3266 if (!strcasecmp(this_recp, "sysop")) {
3268 strcpy(this_recp, config.c_aideroom);
3269 if (!IsEmptyStr(ret->recp_room)) {
3270 strcat(ret->recp_room, "|");
3272 strcat(ret->recp_room, this_recp);
3274 else if (getuser(&tempUS, this_recp) == 0) {
3276 strcpy(this_recp, tempUS.fullname);
3277 if (!IsEmptyStr(ret->recp_local)) {
3278 strcat(ret->recp_local, "|");
3280 strcat(ret->recp_local, this_recp);
3282 else if (getuser(&tempUS, this_recp_cooked) == 0) {
3284 strcpy(this_recp, tempUS.fullname);
3285 if (!IsEmptyStr(ret->recp_local)) {
3286 strcat(ret->recp_local, "|");
3288 strcat(ret->recp_local, this_recp);
3290 else if ( (!strncasecmp(this_recp, "room_", 5))
3291 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
3293 /* Save room so we can restore it later */
3297 /* Check permissions to send mail to this room */
3298 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg, POST_EXTERNAL);
3299 //// TODO: CHECK_EXISTANCE for dict_tcp
3302 cprintf("%d %s\n", err, errmsg);
3308 if (!IsEmptyStr(ret->recp_room)) {
3309 strcat(ret->recp_room, "|");
3311 strcat(ret->recp_room, &this_recp_cooked[5]);
3314 /* Restore room in case something needs it */
3324 /* Yes, you're reading this correctly: if the target
3325 * domain points back to the local system or an attached
3326 * Citadel directory, the address is invalid. That's
3327 * because if the address were valid, we would have
3328 * already translated it to a local address by now.
3330 if (IsDirectory(this_recp, 0)) {
3335 ++ret->num_internet;
3336 if (!IsEmptyStr(ret->recp_internet)) {
3337 strcat(ret->recp_internet, "|");
3339 strcat(ret->recp_internet, this_recp);
3344 if (!IsEmptyStr(ret->recp_ignet)) {
3345 strcat(ret->recp_ignet, "|");
3347 strcat(ret->recp_ignet, this_recp);
3355 if (IsEmptyStr(ret->errormsg)) {
3356 snprintf(append, sizeof append,
3357 "Invalid recipient: %s",
3361 snprintf(append, sizeof append, ", %s", this_recp);
3363 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
3364 strcat(ret->errormsg, append);
3368 if (IsEmptyStr(ret->display_recp)) {
3369 strcpy(append, this_recp);
3372 snprintf(append, sizeof append, ", %s", this_recp);
3374 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
3375 strcat(ret->display_recp, append);
3380 if ((ret->num_local + ret->num_internet + ret->num_ignet +
3381 ret->num_room + ret->num_error) == 0) {
3382 ret->num_error = (-1);
3383 strcpy(ret->errormsg, "No recipients specified.");
3386 lprintf(CTDL_DEBUG, "validate_recipients()\n");
3387 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
3388 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
3389 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
3390 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
3391 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
3399 * Destructor for struct recptypes
3401 void free_recipients(struct recptypes *valid) {
3403 if (valid == NULL) {
3407 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
3408 lprintf(CTDL_EMERG, "Attempt to call free_recipients() on some other data type!\n");
3412 if (valid->errormsg != NULL) free(valid->errormsg);
3413 if (valid->recp_local != NULL) free(valid->recp_local);
3414 if (valid->recp_internet != NULL) free(valid->recp_internet);
3415 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
3416 if (valid->recp_room != NULL) free(valid->recp_room);
3417 if (valid->display_recp != NULL) free(valid->display_recp);
3424 * message entry - mode 0 (normal)
3426 void cmd_ent0(char *entargs)
3432 char supplied_euid[128];
3434 int format_type = 0;
3435 char newusername[256];
3436 char newuseremail[256];
3437 struct CtdlMessage *msg;
3441 struct recptypes *valid = NULL;
3442 struct recptypes *valid_to = NULL;
3443 struct recptypes *valid_cc = NULL;
3444 struct recptypes *valid_bcc = NULL;
3446 int subject_required = 0;
3451 int newuseremail_ok = 0;
3455 post = extract_int(entargs, 0);
3456 extract_token(recp, entargs, 1, '|', sizeof recp);
3457 anon_flag = extract_int(entargs, 2);
3458 format_type = extract_int(entargs, 3);
3459 extract_token(subject, entargs, 4, '|', sizeof subject);
3460 extract_token(newusername, entargs, 5, '|', sizeof newusername);
3461 do_confirm = extract_int(entargs, 6);
3462 extract_token(cc, entargs, 7, '|', sizeof cc);
3463 extract_token(bcc, entargs, 8, '|', sizeof bcc);
3464 switch(CC->room.QRdefaultview) {
3467 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
3470 supplied_euid[0] = 0;
3473 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
3475 /* first check to make sure the request is valid. */
3477 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg, POST_LOGGED_IN);
3480 cprintf("%d %s\n", err, errmsg);
3484 /* Check some other permission type things. */
3486 if (IsEmptyStr(newusername)) {
3487 strcpy(newusername, CC->user.fullname);
3489 if ( (CC->user.axlevel < 6)
3490 && (strcasecmp(newusername, CC->user.fullname))
3491 && (strcasecmp(newusername, CC->cs_inet_fn))
3493 cprintf("%d You don't have permission to author messages as '%s'.\n",
3494 ERROR + HIGHER_ACCESS_REQUIRED,
3501 if (IsEmptyStr(newuseremail)) {
3502 newuseremail_ok = 1;
3505 if (!IsEmptyStr(newuseremail)) {
3506 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
3507 newuseremail_ok = 1;
3509 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
3510 j = num_tokens(CC->cs_inet_other_emails, '|');
3511 for (i=0; i<j; ++i) {
3512 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
3513 if (!strcasecmp(newuseremail, buf)) {
3514 newuseremail_ok = 1;
3520 if (!newuseremail_ok) {
3521 cprintf("%d You don't have permission to author messages as '%s'.\n",
3522 ERROR + HIGHER_ACCESS_REQUIRED,
3528 CC->cs_flags |= CS_POSTING;
3530 /* In mailbox rooms we have to behave a little differently --
3531 * make sure the user has specified at least one recipient. Then
3532 * validate the recipient(s). We do this for the Mail> room, as
3533 * well as any room which has the "Mailbox" view set.
3536 if ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
3537 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
3539 if (CC->user.axlevel < 2) {
3540 strcpy(recp, "sysop");
3545 valid_to = validate_recipients(recp);
3546 if (valid_to->num_error > 0) {
3547 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
3548 free_recipients(valid_to);
3552 valid_cc = validate_recipients(cc);
3553 if (valid_cc->num_error > 0) {
3554 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
3555 free_recipients(valid_to);
3556 free_recipients(valid_cc);
3560 valid_bcc = validate_recipients(bcc);
3561 if (valid_bcc->num_error > 0) {
3562 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
3563 free_recipients(valid_to);
3564 free_recipients(valid_cc);
3565 free_recipients(valid_bcc);
3569 /* Recipient required, but none were specified */
3570 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3571 free_recipients(valid_to);
3572 free_recipients(valid_cc);
3573 free_recipients(valid_bcc);
3574 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3578 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3579 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3580 cprintf("%d You do not have permission "
3581 "to send Internet mail.\n",
3582 ERROR + HIGHER_ACCESS_REQUIRED);
3583 free_recipients(valid_to);
3584 free_recipients(valid_cc);
3585 free_recipients(valid_bcc);
3590 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)
3591 && (CC->user.axlevel < 4) ) {
3592 cprintf("%d Higher access required for network mail.\n",
3593 ERROR + HIGHER_ACCESS_REQUIRED);
3594 free_recipients(valid_to);
3595 free_recipients(valid_cc);
3596 free_recipients(valid_bcc);
3600 if ((RESTRICT_INTERNET == 1)
3601 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3602 && ((CC->user.flags & US_INTERNET) == 0)
3603 && (!CC->internal_pgm)) {
3604 cprintf("%d You don't have access to Internet mail.\n",
3605 ERROR + HIGHER_ACCESS_REQUIRED);
3606 free_recipients(valid_to);
3607 free_recipients(valid_cc);
3608 free_recipients(valid_bcc);
3614 /* Is this a room which has anonymous-only or anonymous-option? */
3615 anonymous = MES_NORMAL;
3616 if (CC->room.QRflags & QR_ANONONLY) {
3617 anonymous = MES_ANONONLY;
3619 if (CC->room.QRflags & QR_ANONOPT) {
3620 if (anon_flag == 1) { /* only if the user requested it */
3621 anonymous = MES_ANONOPT;
3625 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3629 /* Recommend to the client that the use of a message subject is
3630 * strongly recommended in this room, if either the SUBJECTREQ flag
3631 * is set, or if there is one or more Internet email recipients.
3633 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
3634 if (valid_to) if (valid_to->num_internet > 0) subject_required = 1;
3635 if (valid_cc) if (valid_cc->num_internet > 0) subject_required = 1;
3636 if (valid_bcc) if (valid_bcc->num_internet > 0) subject_required = 1;
3638 /* If we're only checking the validity of the request, return
3639 * success without creating the message.
3642 cprintf("%d %s|%d\n", CIT_OK,
3643 ((valid_to != NULL) ? valid_to->display_recp : ""),
3645 free_recipients(valid_to);
3646 free_recipients(valid_cc);
3647 free_recipients(valid_bcc);
3651 /* We don't need these anymore because we'll do it differently below */
3652 free_recipients(valid_to);
3653 free_recipients(valid_cc);
3654 free_recipients(valid_bcc);
3656 /* Read in the message from the client. */
3658 cprintf("%d send message\n", START_CHAT_MODE);
3660 cprintf("%d send message\n", SEND_LISTING);
3663 msg = CtdlMakeMessage(&CC->user, recp, cc,
3664 CC->room.QRname, anonymous, format_type,
3665 newusername, newuseremail, subject,
3666 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
3669 /* Put together one big recipients struct containing to/cc/bcc all in
3670 * one. This is for the envelope.
3672 char *all_recps = malloc(SIZ * 3);
3673 strcpy(all_recps, recp);
3674 if (!IsEmptyStr(cc)) {
3675 if (!IsEmptyStr(all_recps)) {
3676 strcat(all_recps, ",");
3678 strcat(all_recps, cc);
3680 if (!IsEmptyStr(bcc)) {
3681 if (!IsEmptyStr(all_recps)) {
3682 strcat(all_recps, ",");
3684 strcat(all_recps, bcc);
3686 if (!IsEmptyStr(all_recps)) {
3687 valid = validate_recipients(all_recps);
3695 msgnum = CtdlSubmitMsg(msg, valid, "");
3698 cprintf("%ld\n", msgnum);
3700 cprintf("Message accepted.\n");
3703 cprintf("Internal error.\n");
3705 if (msg->cm_fields['E'] != NULL) {
3706 cprintf("%s\n", msg->cm_fields['E']);
3713 CtdlFreeMessage(msg);
3715 if (valid != NULL) {
3716 free_recipients(valid);
3724 * API function to delete messages which match a set of criteria
3725 * (returns the actual number of messages deleted)
3727 int CtdlDeleteMessages(char *room_name, /* which room */
3728 long *dmsgnums, /* array of msg numbers to be deleted */
3729 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
3730 char *content_type /* or "" for any. regular expressions expected. */
3733 struct ctdlroom qrbuf;
3734 struct cdbdata *cdbfr;
3735 long *msglist = NULL;
3736 long *dellist = NULL;
3739 int num_deleted = 0;
3741 struct MetaData smi;
3744 int need_to_free_re = 0;
3746 if (content_type) if (!IsEmptyStr(content_type)) {
3747 regcomp(&re, content_type, 0);
3748 need_to_free_re = 1;
3750 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
3751 room_name, num_dmsgnums, content_type);
3753 /* get room record, obtaining a lock... */
3754 if (lgetroom(&qrbuf, room_name) != 0) {
3755 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3757 if (need_to_free_re) regfree(&re);
3758 return (0); /* room not found */
3760 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3762 if (cdbfr != NULL) {
3763 dellist = malloc(cdbfr->len);
3764 msglist = (long *) cdbfr->ptr;
3765 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
3766 num_msgs = cdbfr->len / sizeof(long);
3770 for (i = 0; i < num_msgs; ++i) {
3773 /* Set/clear a bit for each criterion */
3775 /* 0 messages in the list or a null list means that we are
3776 * interested in deleting any messages which meet the other criteria.
3778 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
3779 delete_this |= 0x01;
3782 for (j=0; j<num_dmsgnums; ++j) {
3783 if (msglist[i] == dmsgnums[j]) {
3784 delete_this |= 0x01;
3789 if (IsEmptyStr(content_type)) {
3790 delete_this |= 0x02;
3792 GetMetaData(&smi, msglist[i]);
3793 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
3794 delete_this |= 0x02;
3798 /* Delete message only if all bits are set */
3799 if (delete_this == 0x03) {
3800 dellist[num_deleted++] = msglist[i];
3805 num_msgs = sort_msglist(msglist, num_msgs);
3806 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3807 msglist, (int)(num_msgs * sizeof(long)));
3809 qrbuf.QRhighest = msglist[num_msgs - 1];
3813 /* Go through the messages we pulled out of the index, and decrement
3814 * their reference counts by 1. If this is the only room the message
3815 * was in, the reference count will reach zero and the message will
3816 * automatically be deleted from the database. We do this in a
3817 * separate pass because there might be plug-in hooks getting called,
3818 * and we don't want that happening during an S_ROOMS critical
3821 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3822 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3823 AdjRefCount(dellist[i], -1);
3826 /* Now free the memory we used, and go away. */
3827 if (msglist != NULL) free(msglist);
3828 if (dellist != NULL) free(dellist);
3829 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3830 if (need_to_free_re) regfree(&re);
3831 return (num_deleted);
3837 * Check whether the current user has permission to delete messages from
3838 * the current room (returns 1 for yes, 0 for no)
3840 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3842 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3843 if (ra & UA_DELETEALLOWED) return(1);
3851 * Delete message from current room
3853 void cmd_dele(char *args)
3862 extract_token(msgset, args, 0, '|', sizeof msgset);
3863 num_msgs = num_tokens(msgset, ',');
3865 cprintf("%d Nothing to do.\n", CIT_OK);
3869 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3870 cprintf("%d Higher access required.\n",
3871 ERROR + HIGHER_ACCESS_REQUIRED);
3876 * Build our message set to be moved/copied
3878 msgs = malloc(num_msgs * sizeof(long));
3879 for (i=0; i<num_msgs; ++i) {
3880 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
3881 msgs[i] = atol(msgtok);
3884 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
3888 cprintf("%d %d message%s deleted.\n", CIT_OK,
3889 num_deleted, ((num_deleted != 1) ? "s" : ""));
3891 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
3897 * Back end API function for moves and deletes (multiple messages)
3899 int CtdlCopyMsgsToRoom(long *msgnums, int num_msgs, char *dest) {
3902 err = CtdlSaveMsgPointersInRoom(dest, msgnums, num_msgs, 1, NULL);
3903 if (err != 0) return(err);
3912 * move or copy a message to another room
3914 void cmd_move(char *args)
3921 char targ[ROOMNAMELEN];
3922 struct ctdlroom qtemp;
3929 extract_token(msgset, args, 0, '|', sizeof msgset);
3930 num_msgs = num_tokens(msgset, ',');
3932 cprintf("%d Nothing to do.\n", CIT_OK);
3936 extract_token(targ, args, 1, '|', sizeof targ);
3937 convert_room_name_macros(targ, sizeof targ);
3938 targ[ROOMNAMELEN - 1] = 0;
3939 is_copy = extract_int(args, 2);
3941 if (getroom(&qtemp, targ) != 0) {
3942 cprintf("%d '%s' does not exist.\n",
3943 ERROR + ROOM_NOT_FOUND, targ);
3947 getuser(&CC->user, CC->curr_user);
3948 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3950 /* Check for permission to perform this operation.
3951 * Remember: "CC->room" is source, "qtemp" is target.
3955 /* Aides can move/copy */
3956 if (CC->user.axlevel >= 6) permit = 1;
3958 /* Room aides can move/copy */
3959 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3961 /* Permit move/copy from personal rooms */
3962 if ((CC->room.QRflags & QR_MAILBOX)
3963 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3965 /* Permit only copy from public to personal room */
3967 && (!(CC->room.QRflags & QR_MAILBOX))
3968 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3970 /* Permit message removal from collaborative delete rooms */
3971 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
3973 /* User must have access to target room */
3974 if (!(ra & UA_KNOWN)) permit = 0;
3977 cprintf("%d Higher access required.\n",
3978 ERROR + HIGHER_ACCESS_REQUIRED);
3983 * Build our message set to be moved/copied
3985 msgs = malloc(num_msgs * sizeof(long));
3986 for (i=0; i<num_msgs; ++i) {
3987 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
3988 msgs[i] = atol(msgtok);
3994 err = CtdlCopyMsgsToRoom(msgs, num_msgs, targ);
3996 cprintf("%d Cannot store message(s) in %s: error %d\n",
4002 /* Now delete the message from the source room,
4003 * if this is a 'move' rather than a 'copy' operation.
4006 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4010 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4016 * GetMetaData() - Get the supplementary record for a message
4018 void GetMetaData(struct MetaData *smibuf, long msgnum)
4021 struct cdbdata *cdbsmi;
4024 memset(smibuf, 0, sizeof(struct MetaData));
4025 smibuf->meta_msgnum = msgnum;
4026 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4028 /* Use the negative of the message number for its supp record index */
4029 TheIndex = (0L - msgnum);
4031 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4032 if (cdbsmi == NULL) {
4033 return; /* record not found; go with defaults */
4035 memcpy(smibuf, cdbsmi->ptr,
4036 ((cdbsmi->len > sizeof(struct MetaData)) ?
4037 sizeof(struct MetaData) : cdbsmi->len));
4044 * PutMetaData() - (re)write supplementary record for a message
4046 void PutMetaData(struct MetaData *smibuf)
4050 /* Use the negative of the message number for the metadata db index */
4051 TheIndex = (0L - smibuf->meta_msgnum);
4053 cdb_store(CDB_MSGMAIN,
4054 &TheIndex, (int)sizeof(long),
4055 smibuf, (int)sizeof(struct MetaData));
4060 * AdjRefCount - submit an adjustment to the reference count for a message.
4061 * (These are just queued -- we actually process them later.)
4063 void AdjRefCount(long msgnum, int incr)
4065 struct arcq new_arcq;
4067 begin_critical_section(S_SUPPMSGMAIN);
4068 if (arcfp == NULL) {
4069 arcfp = fopen(file_arcq, "ab+");
4071 end_critical_section(S_SUPPMSGMAIN);
4073 /* msgnum < 0 means that we're trying to close the file */
4075 lprintf(CTDL_DEBUG, "Closing the AdjRefCount queue file\n");
4076 begin_critical_section(S_SUPPMSGMAIN);
4077 if (arcfp != NULL) {
4081 end_critical_section(S_SUPPMSGMAIN);
4086 * If we can't open the queue, perform the operation synchronously.
4088 if (arcfp == NULL) {
4089 TDAP_AdjRefCount(msgnum, incr);
4093 new_arcq.arcq_msgnum = msgnum;
4094 new_arcq.arcq_delta = incr;
4095 fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4103 * TDAP_ProcessAdjRefCountQueue()
4105 * Process the queue of message count adjustments that was created by calls
4106 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4107 * for each one. This should be an "off hours" operation.
4109 int TDAP_ProcessAdjRefCountQueue(void)
4111 char file_arcq_temp[PATH_MAX];
4114 struct arcq arcq_rec;
4115 int num_records_processed = 0;
4117 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s2", file_arcq);
4119 begin_critical_section(S_SUPPMSGMAIN);
4120 if (arcfp != NULL) {
4125 r = link(file_arcq, file_arcq_temp);
4127 lprintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4128 end_critical_section(S_SUPPMSGMAIN);
4129 return(num_records_processed);
4133 end_critical_section(S_SUPPMSGMAIN);
4135 fp = fopen(file_arcq_temp, "rb");
4137 lprintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4138 return(num_records_processed);
4141 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4142 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4143 ++num_records_processed;
4147 r = unlink(file_arcq_temp);
4149 lprintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4152 return(num_records_processed);
4158 * TDAP_AdjRefCount - adjust the reference count for a message.
4159 * This one does it "for real" because it's called by
4160 * the autopurger function that processes the queue
4161 * created by AdjRefCount(). If a message's reference
4162 * count becomes zero, we also delete the message from
4163 * disk and de-index it.
4165 void TDAP_AdjRefCount(long msgnum, int incr)
4168 struct MetaData smi;
4171 /* This is a *tight* critical section; please keep it that way, as
4172 * it may get called while nested in other critical sections.
4173 * Complicating this any further will surely cause deadlock!
4175 begin_critical_section(S_SUPPMSGMAIN);
4176 GetMetaData(&smi, msgnum);
4177 smi.meta_refcount += incr;
4179 end_critical_section(S_SUPPMSGMAIN);
4180 lprintf(CTDL_DEBUG, "msg %ld ref count delta %d, is now %d\n",
4181 msgnum, incr, smi.meta_refcount);
4183 /* If the reference count is now zero, delete the message
4184 * (and its supplementary record as well).
4186 if (smi.meta_refcount == 0) {
4187 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
4189 /* Call delete hooks with NULL room to show it has gone altogether */
4190 PerformDeleteHooks(NULL, msgnum);
4192 /* Remove from message base */
4194 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4195 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
4197 /* Remove metadata record */
4198 delnum = (0L - msgnum);
4199 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4205 * Write a generic object to this room
4207 * Note: this could be much more efficient. Right now we use two temporary
4208 * files, and still pull the message into memory as with all others.
4210 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
4211 char *content_type, /* MIME type of this object */
4212 char *tempfilename, /* Where to fetch it from */
4213 struct ctdluser *is_mailbox, /* Mailbox room? */
4214 int is_binary, /* Is encoding necessary? */
4215 int is_unique, /* Del others of this type? */
4216 unsigned int flags /* Internal save flags */
4221 struct ctdlroom qrbuf;
4222 char roomname[ROOMNAMELEN];
4223 struct CtdlMessage *msg;
4225 char *raw_message = NULL;
4226 char *encoded_message = NULL;
4227 off_t raw_length = 0;
4229 if (is_mailbox != NULL) {
4230 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
4233 safestrncpy(roomname, req_room, sizeof(roomname));
4236 fp = fopen(tempfilename, "rb");
4238 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
4239 tempfilename, strerror(errno));
4242 fseek(fp, 0L, SEEK_END);
4243 raw_length = ftell(fp);
4245 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
4247 raw_message = malloc((size_t)raw_length + 2);
4248 fread(raw_message, (size_t)raw_length, 1, fp);
4252 encoded_message = malloc((size_t)
4253 (((raw_length * 134) / 100) + 4096 ) );
4256 encoded_message = malloc((size_t)(raw_length + 4096));
4259 sprintf(encoded_message, "Content-type: %s\n", content_type);
4262 sprintf(&encoded_message[strlen(encoded_message)],
4263 "Content-transfer-encoding: base64\n\n"
4267 sprintf(&encoded_message[strlen(encoded_message)],
4268 "Content-transfer-encoding: 7bit\n\n"
4274 &encoded_message[strlen(encoded_message)],
4281 raw_message[raw_length] = 0;
4283 &encoded_message[strlen(encoded_message)],
4291 lprintf(CTDL_DEBUG, "Allocating\n");
4292 msg = malloc(sizeof(struct CtdlMessage));
4293 memset(msg, 0, sizeof(struct CtdlMessage));
4294 msg->cm_magic = CTDLMESSAGE_MAGIC;
4295 msg->cm_anon_type = MES_NORMAL;
4296 msg->cm_format_type = 4;
4297 msg->cm_fields['A'] = strdup(CC->user.fullname);
4298 msg->cm_fields['O'] = strdup(req_room);
4299 msg->cm_fields['N'] = strdup(config.c_nodename);
4300 msg->cm_fields['H'] = strdup(config.c_humannode);
4301 msg->cm_flags = flags;
4303 msg->cm_fields['M'] = encoded_message;
4305 /* Create the requested room if we have to. */
4306 if (getroom(&qrbuf, roomname) != 0) {
4307 create_room(roomname,
4308 ( (is_mailbox != NULL) ? 5 : 3 ),
4309 "", 0, 1, 0, VIEW_BBS);
4311 /* If the caller specified this object as unique, delete all
4312 * other objects of this type that are currently in the room.
4315 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
4316 CtdlDeleteMessages(roomname, NULL, 0, content_type)
4319 /* Now write the data */
4320 CtdlSubmitMsg(msg, NULL, roomname);
4321 CtdlFreeMessage(msg);
4329 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
4330 config_msgnum = msgnum;
4334 char *CtdlGetSysConfig(char *sysconfname) {
4335 char hold_rm[ROOMNAMELEN];
4338 struct CtdlMessage *msg;
4341 strcpy(hold_rm, CC->room.QRname);
4342 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
4343 getroom(&CC->room, hold_rm);
4348 /* We want the last (and probably only) config in this room */
4349 begin_critical_section(S_CONFIG);
4350 config_msgnum = (-1L);
4351 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
4352 CtdlGetSysConfigBackend, NULL);
4353 msgnum = config_msgnum;
4354 end_critical_section(S_CONFIG);
4360 msg = CtdlFetchMessage(msgnum, 1);
4362 conf = strdup(msg->cm_fields['M']);
4363 CtdlFreeMessage(msg);
4370 getroom(&CC->room, hold_rm);
4372 if (conf != NULL) do {
4373 extract_token(buf, conf, 0, '\n', sizeof buf);
4374 strcpy(conf, &conf[strlen(buf)+1]);
4375 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
4380 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
4381 char temp[PATH_MAX];
4384 CtdlMakeTempFileName(temp, sizeof temp);
4386 fp = fopen(temp, "w");
4387 if (fp == NULL) return;
4388 fprintf(fp, "%s", sysconfdata);
4391 /* this handy API function does all the work for us */
4392 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
4398 * Determine whether a given Internet address belongs to the current user
4400 int CtdlIsMe(char *addr, int addr_buf_len)
4402 struct recptypes *recp;
4405 recp = validate_recipients(addr);
4406 if (recp == NULL) return(0);
4408 if (recp->num_local == 0) {
4409 free_recipients(recp);
4413 for (i=0; i<recp->num_local; ++i) {
4414 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
4415 if (!strcasecmp(addr, CC->user.fullname)) {
4416 free_recipients(recp);
4421 free_recipients(recp);
4427 * Citadel protocol command to do the same
4429 void cmd_isme(char *argbuf) {
4432 if (CtdlAccessCheck(ac_logged_in)) return;
4433 extract_token(addr, argbuf, 0, '|', sizeof addr);
4435 if (CtdlIsMe(addr, sizeof addr)) {
4436 cprintf("%d %s\n", CIT_OK, addr);
4439 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);