4 * Implements the message store.
18 #if TIME_WITH_SYS_TIME
19 # include <sys/time.h>
23 # include <sys/time.h>
38 #include "serv_extensions.h"
42 #include "sysdep_decls.h"
43 #include "citserver.h"
50 #include "mime_parser.h"
53 #include "internet_addressing.h"
54 #include "serv_fulltext.h"
56 #include "euidindex.h"
59 struct addresses_to_be_filed *atbf = NULL;
62 * This really belongs in serv_network.c, but I don't know how to export
63 * symbols between modules.
65 struct FilterList *filterlist = NULL;
69 * These are the four-character field headers we use when outputting
70 * messages in Citadel format (as opposed to RFC822 format).
73 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
74 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
107 * This function is self explanatory.
108 * (What can I say, I'm in a weird mood today...)
110 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
114 for (i = 0; i < strlen(name); ++i) {
115 if (name[i] == '@') {
116 while (isspace(name[i - 1]) && i > 0) {
117 strcpy(&name[i - 1], &name[i]);
120 while (isspace(name[i + 1])) {
121 strcpy(&name[i + 1], &name[i + 2]);
129 * Aliasing for network mail.
130 * (Error messages have been commented out, because this is a server.)
132 int alias(char *name)
133 { /* process alias and routing info for mail */
136 char aaa[SIZ], bbb[SIZ];
137 char *ignetcfg = NULL;
138 char *ignetmap = NULL;
145 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
146 stripallbut(name, '<', '>');
154 "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 lprintf(CTDL_INFO, "Mail is being forwarded to %s\n", name);
186 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
187 for (a=0; a<strlen(name); ++a) {
188 if (name[a] == '@') {
189 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
191 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
196 /* determine local or remote type, see citadel.h */
197 at = haschar(name, '@');
198 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
199 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
200 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
202 /* figure out the delivery mode */
203 extract_token(node, name, 1, '@', sizeof node);
205 /* If there are one or more dots in the nodename, we assume that it
206 * is an FQDN and will attempt SMTP delivery to the Internet.
208 if (haschar(node, '.') > 0) {
209 return(MES_INTERNET);
212 /* Otherwise we look in the IGnet maps for a valid Citadel node.
213 * Try directly-connected nodes first...
215 ignetcfg = CtdlGetSysConfig(IGNETCFG);
216 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
217 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
218 extract_token(testnode, buf, 0, '|', sizeof testnode);
219 if (!strcasecmp(node, testnode)) {
227 * Then try nodes that are two or more hops away.
229 ignetmap = CtdlGetSysConfig(IGNETMAP);
230 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
231 extract_token(buf, ignetmap, i, '\n', sizeof buf);
232 extract_token(testnode, buf, 0, '|', sizeof testnode);
233 if (!strcasecmp(node, testnode)) {
240 /* If we get to this point it's an invalid node name */
255 "/citadel.control", "r");
257 lprintf(CTDL_CRIT, "Cannot open citadel.control: %s\n",
261 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
267 * Back end for the MSGS command: output message number only.
269 void simple_listing(long msgnum, void *userdata)
271 cprintf("%ld\n", msgnum);
277 * Back end for the MSGS command: output header summary.
279 void headers_listing(long msgnum, void *userdata)
281 struct CtdlMessage *msg;
283 msg = CtdlFetchMessage(msgnum, 0);
285 cprintf("%ld|0|||||\n", msgnum);
289 cprintf("%ld|%s|%s|%s|%s|%s|\n",
291 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
292 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
293 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
294 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
295 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
297 CtdlFreeMessage(msg);
302 /* Determine if a given message matches the fields in a message template.
303 * Return 0 for a successful match.
305 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
308 /* If there aren't any fields in the template, all messages will
311 if (template == NULL) return(0);
313 /* Null messages are bogus. */
314 if (msg == NULL) return(1);
316 for (i='A'; i<='Z'; ++i) {
317 if (template->cm_fields[i] != NULL) {
318 if (msg->cm_fields[i] == NULL) {
321 if (strcasecmp(msg->cm_fields[i],
322 template->cm_fields[i])) return 1;
326 /* All compares succeeded: we have a match! */
333 * Retrieve the "seen" message list for the current room.
335 void CtdlGetSeen(char *buf, int which_set) {
338 /* Learn about the user and room in question */
339 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
341 if (which_set == ctdlsetseen_seen)
342 safestrncpy(buf, vbuf.v_seen, SIZ);
343 if (which_set == ctdlsetseen_answered)
344 safestrncpy(buf, vbuf.v_answered, SIZ);
350 * Manipulate the "seen msgs" string (or other message set strings)
352 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
353 int target_setting, int which_set,
354 struct ctdluser *which_user, struct ctdlroom *which_room) {
355 struct cdbdata *cdbfr;
367 char *is_set; /* actually an array of booleans */
370 char setstr[SIZ], lostr[SIZ], histr[SIZ];
373 lprintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %d, %d)\n",
374 num_target_msgnums, target_msgnums[0],
375 target_setting, which_set);
377 /* Learn about the user and room in question */
378 CtdlGetRelationship(&vbuf,
379 ((which_user != NULL) ? which_user : &CC->user),
380 ((which_room != NULL) ? which_room : &CC->room)
383 /* Load the message list */
384 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
386 msglist = (long *) cdbfr->ptr;
387 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
388 num_msgs = cdbfr->len / sizeof(long);
391 return; /* No messages at all? No further action. */
394 is_set = malloc(num_msgs * sizeof(char));
395 memset(is_set, 0, (num_msgs * sizeof(char)) );
397 /* Decide which message set we're manipulating */
399 case ctdlsetseen_seen:
400 safestrncpy(vset, vbuf.v_seen, sizeof vset);
402 case ctdlsetseen_answered:
403 safestrncpy(vset, vbuf.v_answered, sizeof vset);
407 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
409 /* Translate the existing sequence set into an array of booleans */
410 num_sets = num_tokens(vset, ',');
411 for (s=0; s<num_sets; ++s) {
412 extract_token(setstr, vset, s, ',', sizeof setstr);
414 extract_token(lostr, setstr, 0, ':', sizeof lostr);
415 if (num_tokens(setstr, ':') >= 2) {
416 extract_token(histr, setstr, 1, ':', sizeof histr);
417 if (!strcmp(histr, "*")) {
418 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
422 strcpy(histr, lostr);
427 for (i = 0; i < num_msgs; ++i) {
428 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
434 /* Now translate the array of booleans back into a sequence set */
439 for (i=0; i<num_msgs; ++i) {
441 is_seen = is_set[i]; /* Default to existing setting */
443 for (k=0; k<num_target_msgnums; ++k) {
444 if (msglist[i] == target_msgnums[k]) {
445 is_seen = target_setting;
450 if (lo < 0L) lo = msglist[i];
454 if ( ((is_seen == 0) && (was_seen == 1))
455 || ((is_seen == 1) && (i == num_msgs-1)) ) {
457 /* begin trim-o-matic code */
460 while ( (strlen(vset) + 20) > sizeof vset) {
461 remove_token(vset, 0, ',');
463 if (j--) break; /* loop no more than 9 times */
465 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
469 snprintf(lostr, sizeof lostr,
470 "1:%ld,%s", t, vset);
471 safestrncpy(vset, lostr, sizeof vset);
473 /* end trim-o-matic code */
481 snprintf(&vset[tmp], (sizeof vset) - tmp,
485 snprintf(&vset[tmp], (sizeof vset) - tmp,
494 /* Decide which message set we're manipulating */
496 case ctdlsetseen_seen:
497 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
499 case ctdlsetseen_answered:
500 safestrncpy(vbuf.v_answered, vset,
501 sizeof vbuf.v_answered);
506 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
508 CtdlSetRelationship(&vbuf,
509 ((which_user != NULL) ? which_user : &CC->user),
510 ((which_room != NULL) ? which_room : &CC->room)
516 * API function to perform an operation for each qualifying message in the
517 * current room. (Returns the number of messages processed.)
519 int CtdlForEachMessage(int mode, long ref,
521 struct CtdlMessage *compare,
522 void (*CallBack) (long, void *),
528 struct cdbdata *cdbfr;
529 long *msglist = NULL;
531 int num_processed = 0;
534 struct CtdlMessage *msg;
537 int printed_lastold = 0;
539 /* Learn about the user and room in question */
541 getuser(&CC->user, CC->curr_user);
542 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
544 /* Load the message list */
545 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
547 msglist = (long *) cdbfr->ptr;
548 cdbfr->ptr = NULL; /* CtdlForEachMessage() now owns this memory */
549 num_msgs = cdbfr->len / sizeof(long);
552 return 0; /* No messages at all? No further action. */
557 * Now begin the traversal.
559 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
561 /* If the caller is looking for a specific MIME type, filter
562 * out all messages which are not of the type requested.
564 if (content_type != NULL) if (strlen(content_type) > 0) {
566 /* This call to GetMetaData() sits inside this loop
567 * so that we only do the extra database read per msg
568 * if we need to. Doing the extra read all the time
569 * really kills the server. If we ever need to use
570 * metadata for another search criterion, we need to
571 * move the read somewhere else -- but still be smart
572 * enough to only do the read if the caller has
573 * specified something that will need it.
575 GetMetaData(&smi, msglist[a]);
577 if (strcasecmp(smi.meta_content_type, content_type)) {
583 num_msgs = sort_msglist(msglist, num_msgs);
585 /* If a template was supplied, filter out the messages which
586 * don't match. (This could induce some delays!)
589 if (compare != NULL) {
590 for (a = 0; a < num_msgs; ++a) {
591 msg = CtdlFetchMessage(msglist[a], 1);
593 if (CtdlMsgCmp(msg, compare)) {
596 CtdlFreeMessage(msg);
604 * Now iterate through the message list, according to the
605 * criteria supplied by the caller.
608 for (a = 0; a < num_msgs; ++a) {
609 thismsg = msglist[a];
610 if (mode == MSGS_ALL) {
614 is_seen = is_msg_in_sequence_set(
615 vbuf.v_seen, thismsg);
616 if (is_seen) lastold = thismsg;
622 || ((mode == MSGS_OLD) && (is_seen))
623 || ((mode == MSGS_NEW) && (!is_seen))
624 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
625 || ((mode == MSGS_FIRST) && (a < ref))
626 || ((mode == MSGS_GT) && (thismsg > ref))
627 || ((mode == MSGS_EQ) && (thismsg == ref))
630 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
632 CallBack(lastold, userdata);
636 if (CallBack) CallBack(thismsg, userdata);
640 free(msglist); /* Clean up */
641 return num_processed;
647 * cmd_msgs() - get list of message #'s in this room
648 * implements the MSGS server command using CtdlForEachMessage()
650 void cmd_msgs(char *cmdbuf)
659 int with_template = 0;
660 struct CtdlMessage *template = NULL;
661 int with_headers = 0;
663 extract_token(which, cmdbuf, 0, '|', sizeof which);
664 cm_ref = extract_int(cmdbuf, 1);
665 with_template = extract_int(cmdbuf, 2);
666 with_headers = extract_int(cmdbuf, 3);
670 if (!strncasecmp(which, "OLD", 3))
672 else if (!strncasecmp(which, "NEW", 3))
674 else if (!strncasecmp(which, "FIRST", 5))
676 else if (!strncasecmp(which, "LAST", 4))
678 else if (!strncasecmp(which, "GT", 2))
681 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
682 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
688 cprintf("%d Send template then receive message list\n",
690 template = (struct CtdlMessage *)
691 malloc(sizeof(struct CtdlMessage));
692 memset(template, 0, sizeof(struct CtdlMessage));
693 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
694 extract_token(tfield, buf, 0, '|', sizeof tfield);
695 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
696 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
697 if (!strcasecmp(tfield, msgkeys[i])) {
698 template->cm_fields[i] =
706 cprintf("%d \n", LISTING_FOLLOWS);
709 CtdlForEachMessage(mode,
713 (with_headers ? headers_listing : simple_listing),
716 if (template != NULL) CtdlFreeMessage(template);
724 * help_subst() - support routine for help file viewer
726 void help_subst(char *strbuf, char *source, char *dest)
731 while (p = pattern2(strbuf, source), (p >= 0)) {
732 strcpy(workbuf, &strbuf[p + strlen(source)]);
733 strcpy(&strbuf[p], dest);
734 strcat(strbuf, workbuf);
739 void do_help_subst(char *buffer)
743 help_subst(buffer, "^nodename", config.c_nodename);
744 help_subst(buffer, "^humannode", config.c_humannode);
745 help_subst(buffer, "^fqdn", config.c_fqdn);
746 help_subst(buffer, "^username", CC->user.fullname);
747 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
748 help_subst(buffer, "^usernum", buf2);
749 help_subst(buffer, "^sysadm", config.c_sysadm);
750 help_subst(buffer, "^variantname", CITADEL);
751 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
752 help_subst(buffer, "^maxsessions", buf2);
753 help_subst(buffer, "^bbsdir", CTDLDIR);
759 * memfmout() - Citadel text formatter and paginator.
760 * Although the original purpose of this routine was to format
761 * text to the reader's screen width, all we're really using it
762 * for here is to format text out to 80 columns before sending it
763 * to the client. The client software may reformat it again.
766 int width, /* screen width to use */
767 char *mptr, /* where are we going to get our text from? */
768 char subst, /* nonzero if we should do substitutions */
769 char *nl) /* string to terminate lines with */
781 c = 1; /* c is the current pos */
785 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
787 buffer[strlen(buffer) + 1] = 0;
788 buffer[strlen(buffer)] = ch;
791 if (buffer[0] == '^')
792 do_help_subst(buffer);
794 buffer[strlen(buffer) + 1] = 0;
796 strcpy(buffer, &buffer[1]);
804 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
806 if (((old == 13) || (old == 10)) && (isspace(real))) {
814 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
815 cprintf("%s%s", nl, aaa);
824 if ((strlen(aaa) + c) > (width - 5)) {
833 if ((ch == 13) || (ch == 10)) {
834 cprintf("%s%s", aaa, nl);
841 cprintf("%s%s", aaa, nl);
847 * Callback function for mime parser that simply lists the part
849 void list_this_part(char *name, char *filename, char *partnum, char *disp,
850 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
855 ma = (struct ma_info *)cbuserdata;
856 if (ma->is_ma == 0) {
857 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
858 name, filename, partnum, disp, cbtype, (long)length);
863 * Callback function for multipart prefix
865 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
866 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
871 ma = (struct ma_info *)cbuserdata;
872 if (!strcasecmp(cbtype, "multipart/alternative")) {
876 if (ma->is_ma == 0) {
877 cprintf("pref=%s|%s\n", partnum, cbtype);
882 * Callback function for multipart sufffix
884 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
885 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
890 ma = (struct ma_info *)cbuserdata;
891 if (ma->is_ma == 0) {
892 cprintf("suff=%s|%s\n", partnum, cbtype);
894 if (!strcasecmp(cbtype, "multipart/alternative")) {
901 * Callback function for mime parser that opens a section for downloading
903 void mime_download(char *name, char *filename, char *partnum, char *disp,
904 void *content, char *cbtype, char *cbcharset, size_t length,
905 char *encoding, void *cbuserdata)
908 /* Silently go away if there's already a download open... */
909 if (CC->download_fp != NULL)
912 /* ...or if this is not the desired section */
913 if (strcasecmp(CC->download_desired_section, partnum))
916 CC->download_fp = tmpfile();
917 if (CC->download_fp == NULL)
920 fwrite(content, length, 1, CC->download_fp);
921 fflush(CC->download_fp);
922 rewind(CC->download_fp);
924 OpenCmdResult(filename, cbtype);
930 * Load a message from disk into memory.
931 * This is used by CtdlOutputMsg() and other fetch functions.
933 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
934 * using the CtdlMessageFree() function.
936 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
938 struct cdbdata *dmsgtext;
939 struct CtdlMessage *ret = NULL;
943 cit_uint8_t field_header;
945 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
947 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
948 if (dmsgtext == NULL) {
951 mptr = dmsgtext->ptr;
952 upper_bound = mptr + dmsgtext->len;
954 /* Parse the three bytes that begin EVERY message on disk.
955 * The first is always 0xFF, the on-disk magic number.
956 * The second is the anonymous/public type byte.
957 * The third is the format type byte (vari, fixed, or MIME).
962 "Message %ld appears to be corrupted.\n",
967 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
968 memset(ret, 0, sizeof(struct CtdlMessage));
970 ret->cm_magic = CTDLMESSAGE_MAGIC;
971 ret->cm_anon_type = *mptr++; /* Anon type byte */
972 ret->cm_format_type = *mptr++; /* Format type byte */
975 * The rest is zero or more arbitrary fields. Load them in.
976 * We're done when we encounter either a zero-length field or
977 * have just processed the 'M' (message text) field.
980 if (mptr >= upper_bound) {
983 field_header = *mptr++;
984 ret->cm_fields[field_header] = strdup(mptr);
986 while (*mptr++ != 0); /* advance to next field */
988 } while ((mptr < upper_bound) && (field_header != 'M'));
992 /* Always make sure there's something in the msg text field. If
993 * it's NULL, the message text is most likely stored separately,
994 * so go ahead and fetch that. Failing that, just set a dummy
995 * body so other code doesn't barf.
997 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
998 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
999 if (dmsgtext != NULL) {
1000 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1004 if (ret->cm_fields['M'] == NULL) {
1005 ret->cm_fields['M'] = strdup("<no text>\n");
1008 /* Perform "before read" hooks (aborting if any return nonzero) */
1009 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1010 CtdlFreeMessage(ret);
1019 * Returns 1 if the supplied pointer points to a valid Citadel message.
1020 * If the pointer is NULL or the magic number check fails, returns 0.
1022 int is_valid_message(struct CtdlMessage *msg) {
1025 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1026 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1034 * 'Destructor' for struct CtdlMessage
1036 void CtdlFreeMessage(struct CtdlMessage *msg)
1040 if (is_valid_message(msg) == 0) return;
1042 for (i = 0; i < 256; ++i)
1043 if (msg->cm_fields[i] != NULL) {
1044 free(msg->cm_fields[i]);
1047 msg->cm_magic = 0; /* just in case */
1053 * Pre callback function for multipart/alternative
1055 * NOTE: this differs from the standard behavior for a reason. Normally when
1056 * displaying multipart/alternative you want to show the _last_ usable
1057 * format in the message. Here we show the _first_ one, because it's
1058 * usually text/plain. Since this set of functions is designed for text
1059 * output to non-MIME-aware clients, this is the desired behavior.
1062 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1063 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1068 ma = (struct ma_info *)cbuserdata;
1069 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1070 if (!strcasecmp(cbtype, "multipart/alternative")) {
1078 * Post callback function for multipart/alternative
1080 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1081 void *content, char *cbtype, char *cbcharset, size_t length,
1082 char *encoding, void *cbuserdata)
1086 ma = (struct ma_info *)cbuserdata;
1087 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1088 if (!strcasecmp(cbtype, "multipart/alternative")) {
1096 * Inline callback function for mime parser that wants to display text
1098 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1099 void *content, char *cbtype, char *cbcharset, size_t length,
1100 char *encoding, void *cbuserdata)
1107 ma = (struct ma_info *)cbuserdata;
1110 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1111 partnum, filename, cbtype, (long)length);
1114 * If we're in the middle of a multipart/alternative scope and
1115 * we've already printed another section, skip this one.
1117 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
1118 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n",
1124 if ( (!strcasecmp(cbtype, "text/plain"))
1125 || (strlen(cbtype)==0) ) {
1128 client_write(wptr, length);
1129 if (wptr[length-1] != '\n') {
1134 else if (!strcasecmp(cbtype, "text/html")) {
1135 ptr = html_to_ascii(content, length, 80, 0);
1137 client_write(ptr, wlen);
1138 if (ptr[wlen-1] != '\n') {
1143 else if (PerformFixedOutputHooks(cbtype, content, length)) {
1144 /* above function returns nonzero if it handled the part */
1146 else if (strncasecmp(cbtype, "multipart/", 10)) {
1147 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1148 partnum, filename, cbtype, (long)length);
1153 * The client is elegant and sophisticated and wants to be choosy about
1154 * MIME content types, so figure out which multipart/alternative part
1155 * we're going to send.
1157 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1158 void *content, char *cbtype, char *cbcharset, size_t length,
1159 char *encoding, void *cbuserdata)
1165 ma = (struct ma_info *)cbuserdata;
1167 if (ma->is_ma > 0) {
1168 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1169 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1170 if (!strcasecmp(buf, cbtype)) {
1171 if (num_tokens(partnum, '.') < 3) {
1172 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1180 * Now that we've chosen our preferred part, output it.
1182 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1183 void *content, char *cbtype, char *cbcharset, size_t length,
1184 char *encoding, void *cbuserdata)
1188 int add_newline = 0;
1192 ma = (struct ma_info *)cbuserdata;
1194 /* This is not the MIME part you're looking for... */
1195 if (strcasecmp(partnum, ma->chosen_part)) return;
1197 /* If the content-type of this part is in our preferred formats
1198 * list, we can simply output it verbatim.
1200 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1201 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1202 if (!strcasecmp(buf, cbtype)) {
1203 /* Yeah! Go! W00t!! */
1205 text_content = (char *)content;
1206 if (text_content[length-1] != '\n') {
1210 cprintf("Content-type: %s", cbtype);
1211 if (strlen(cbcharset) > 0) {
1212 cprintf("; charset=%s", cbcharset);
1214 cprintf("\nContent-length: %d\n",
1215 (int)(length + add_newline) );
1216 if (strlen(encoding) > 0) {
1217 cprintf("Content-transfer-encoding: %s\n", encoding);
1220 cprintf("Content-transfer-encoding: 7bit\n");
1223 client_write(content, length);
1224 if (add_newline) cprintf("\n");
1229 /* No translations required or possible: output as text/plain */
1230 cprintf("Content-type: text/plain\n\n");
1231 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1232 length, encoding, cbuserdata);
1237 char desired_section[64];
1244 * Callback function for
1246 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1247 void *content, char *cbtype, char *cbcharset, size_t length,
1248 char *encoding, void *cbuserdata)
1250 struct encapmsg *encap;
1252 encap = (struct encapmsg *)cbuserdata;
1254 /* Only proceed if this is the desired section... */
1255 if (!strcasecmp(encap->desired_section, partnum)) {
1256 encap->msglen = length;
1257 encap->msg = malloc(length + 2);
1258 memcpy(encap->msg, content, length);
1268 * Get a message off disk. (returns om_* values found in msgbase.h)
1271 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1272 int mode, /* how would you like that message? */
1273 int headers_only, /* eschew the message body? */
1274 int do_proto, /* do Citadel protocol responses? */
1275 int crlf, /* Use CRLF newlines instead of LF? */
1276 char *section /* NULL or a message/rfc822 section */
1278 struct CtdlMessage *TheMessage = NULL;
1279 int retcode = om_no_such_msg;
1280 struct encapmsg encap;
1282 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1284 (section ? section : "<>")
1287 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1288 if (do_proto) cprintf("%d Not logged in.\n",
1289 ERROR + NOT_LOGGED_IN);
1290 return(om_not_logged_in);
1293 /* FIXME: check message id against msglist for this room */
1296 * Fetch the message from disk. If we're in any sort of headers
1297 * only mode, request that we don't even bother loading the body
1300 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1301 TheMessage = CtdlFetchMessage(msg_num, 0);
1304 TheMessage = CtdlFetchMessage(msg_num, 1);
1307 if (TheMessage == NULL) {
1308 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1309 ERROR + MESSAGE_NOT_FOUND, msg_num);
1310 return(om_no_such_msg);
1313 /* Here is the weird form of this command, to process only an
1314 * encapsulated message/rfc822 section.
1316 if (section) if (strlen(section)>0) if (strcmp(section, "0")) {
1317 memset(&encap, 0, sizeof encap);
1318 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1319 mime_parser(TheMessage->cm_fields['M'],
1321 *extract_encapsulated_message,
1322 NULL, NULL, (void *)&encap, 0
1324 CtdlFreeMessage(TheMessage);
1328 encap.msg[encap.msglen] = 0;
1329 TheMessage = convert_internet_message(encap.msg);
1330 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1332 /* Now we let it fall through to the bottom of this
1333 * function, because TheMessage now contains the
1334 * encapsulated message instead of the top-level
1335 * message. Isn't that neat?
1340 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1341 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1342 retcode = om_no_such_msg;
1347 /* Ok, output the message now */
1348 retcode = CtdlOutputPreLoadedMsg(
1350 headers_only, do_proto, crlf);
1351 CtdlFreeMessage(TheMessage);
1358 * Get a message off disk. (returns om_* values found in msgbase.h)
1361 int CtdlOutputPreLoadedMsg(
1362 struct CtdlMessage *TheMessage,
1363 int mode, /* how would you like that message? */
1364 int headers_only, /* eschew the message body? */
1365 int do_proto, /* do Citadel protocol responses? */
1366 int crlf /* Use CRLF newlines instead of LF? */
1372 char display_name[256];
1374 char *nl; /* newline string */
1376 int subject_found = 0;
1379 /* Buffers needed for RFC822 translation. These are all filled
1380 * using functions that are bounds-checked, and therefore we can
1381 * make them substantially smaller than SIZ.
1389 char datestamp[100];
1391 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1392 ((TheMessage == NULL) ? "NULL" : "not null"),
1393 mode, headers_only, do_proto, crlf);
1395 strcpy(mid, "unknown");
1396 nl = (crlf ? "\r\n" : "\n");
1398 if (!is_valid_message(TheMessage)) {
1400 "ERROR: invalid preloaded message for output\n");
1401 return(om_no_such_msg);
1404 /* Are we downloading a MIME component? */
1405 if (mode == MT_DOWNLOAD) {
1406 if (TheMessage->cm_format_type != FMT_RFC822) {
1408 cprintf("%d This is not a MIME message.\n",
1409 ERROR + ILLEGAL_VALUE);
1410 } else if (CC->download_fp != NULL) {
1411 if (do_proto) cprintf(
1412 "%d You already have a download open.\n",
1413 ERROR + RESOURCE_BUSY);
1415 /* Parse the message text component */
1416 mptr = TheMessage->cm_fields['M'];
1417 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1418 /* If there's no file open by this time, the requested
1419 * section wasn't found, so print an error
1421 if (CC->download_fp == NULL) {
1422 if (do_proto) cprintf(
1423 "%d Section %s not found.\n",
1424 ERROR + FILE_NOT_FOUND,
1425 CC->download_desired_section);
1428 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1431 /* now for the user-mode message reading loops */
1432 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1434 /* Does the caller want to skip the headers? */
1435 if (headers_only == HEADERS_NONE) goto START_TEXT;
1437 /* Tell the client which format type we're using. */
1438 if ( (mode == MT_CITADEL) && (do_proto) ) {
1439 cprintf("type=%d\n", TheMessage->cm_format_type);
1442 /* nhdr=yes means that we're only displaying headers, no body */
1443 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1444 && (mode == MT_CITADEL)
1447 cprintf("nhdr=yes\n");
1450 /* begin header processing loop for Citadel message format */
1452 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1454 safestrncpy(display_name, "<unknown>", sizeof display_name);
1455 if (TheMessage->cm_fields['A']) {
1456 strcpy(buf, TheMessage->cm_fields['A']);
1457 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1458 safestrncpy(display_name, "****", sizeof display_name);
1460 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1461 safestrncpy(display_name, "anonymous", sizeof display_name);
1464 safestrncpy(display_name, buf, sizeof display_name);
1466 if ((is_room_aide())
1467 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1468 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1469 size_t tmp = strlen(display_name);
1470 snprintf(&display_name[tmp],
1471 sizeof display_name - tmp,
1476 /* Don't show Internet address for users on the
1477 * local Citadel network.
1480 if (TheMessage->cm_fields['N'] != NULL)
1481 if (strlen(TheMessage->cm_fields['N']) > 0)
1482 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1486 /* Now spew the header fields in the order we like them. */
1487 safestrncpy(allkeys, FORDER, sizeof allkeys);
1488 for (i=0; i<strlen(allkeys); ++i) {
1489 k = (int) allkeys[i];
1491 if ( (TheMessage->cm_fields[k] != NULL)
1492 && (msgkeys[k] != NULL) ) {
1494 if (do_proto) cprintf("%s=%s\n",
1498 else if ((k == 'F') && (suppress_f)) {
1501 /* Masquerade display name if needed */
1503 if (do_proto) cprintf("%s=%s\n",
1505 TheMessage->cm_fields[k]
1514 /* begin header processing loop for RFC822 transfer format */
1519 strcpy(snode, NODENAME);
1520 strcpy(lnode, HUMANNODE);
1521 if (mode == MT_RFC822) {
1522 for (i = 0; i < 256; ++i) {
1523 if (TheMessage->cm_fields[i]) {
1524 mptr = TheMessage->cm_fields[i];
1527 safestrncpy(luser, mptr, sizeof luser);
1528 safestrncpy(suser, mptr, sizeof suser);
1530 else if (i == 'Y') {
1531 cprintf("CC: %s%s", mptr, nl);
1533 else if (i == 'U') {
1534 cprintf("Subject: %s%s", mptr, nl);
1538 safestrncpy(mid, mptr, sizeof mid);
1540 safestrncpy(lnode, mptr, sizeof lnode);
1542 safestrncpy(fuser, mptr, sizeof fuser);
1543 /* else if (i == 'O')
1544 cprintf("X-Citadel-Room: %s%s",
1547 safestrncpy(snode, mptr, sizeof snode);
1549 cprintf("To: %s%s", mptr, nl);
1550 else if (i == 'T') {
1551 datestring(datestamp, sizeof datestamp,
1552 atol(mptr), DATESTRING_RFC822);
1553 cprintf("Date: %s%s", datestamp, nl);
1557 if (subject_found == 0) {
1558 cprintf("Subject: (no subject)%s", nl);
1562 for (i=0; i<strlen(suser); ++i) {
1563 suser[i] = tolower(suser[i]);
1564 if (!isalnum(suser[i])) suser[i]='_';
1567 if (mode == MT_RFC822) {
1568 if (!strcasecmp(snode, NODENAME)) {
1569 safestrncpy(snode, FQDN, sizeof snode);
1572 /* Construct a fun message id */
1573 cprintf("Message-ID: <%s", mid);
1574 if (strchr(mid, '@')==NULL) {
1575 cprintf("@%s", snode);
1579 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1580 cprintf("From: \"----\" <x@x.org>%s", nl);
1582 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1583 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1585 else if (strlen(fuser) > 0) {
1586 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1589 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1592 cprintf("Organization: %s%s", lnode, nl);
1594 /* Blank line signifying RFC822 end-of-headers */
1595 if (TheMessage->cm_format_type != FMT_RFC822) {
1600 /* end header processing loop ... at this point, we're in the text */
1602 if (headers_only == HEADERS_FAST) goto DONE;
1603 mptr = TheMessage->cm_fields['M'];
1605 /* Tell the client about the MIME parts in this message */
1606 if (TheMessage->cm_format_type == FMT_RFC822) {
1607 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1608 memset(&ma, 0, sizeof(struct ma_info));
1609 mime_parser(mptr, NULL,
1610 (do_proto ? *list_this_part : NULL),
1611 (do_proto ? *list_this_pref : NULL),
1612 (do_proto ? *list_this_suff : NULL),
1615 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1616 char *start_of_text = NULL;
1617 start_of_text = strstr(mptr, "\n\r\n");
1618 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1619 if (start_of_text == NULL) start_of_text = mptr;
1621 start_of_text = strstr(start_of_text, "\n");
1623 while (ch=*mptr, ch!=0) {
1627 else switch(headers_only) {
1629 if (mptr >= start_of_text) {
1630 if (ch == 10) cprintf("%s", nl);
1631 else cprintf("%c", ch);
1635 if (mptr < start_of_text) {
1636 if (ch == 10) cprintf("%s", nl);
1637 else cprintf("%c", ch);
1641 if (ch == 10) cprintf("%s", nl);
1642 else cprintf("%c", ch);
1651 if (headers_only == HEADERS_ONLY) {
1655 /* signify start of msg text */
1656 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1657 if (do_proto) cprintf("text\n");
1660 /* If the format type on disk is 1 (fixed-format), then we want
1661 * everything to be output completely literally ... regardless of
1662 * what message transfer format is in use.
1664 if (TheMessage->cm_format_type == FMT_FIXED) {
1665 if (mode == MT_MIME) {
1666 cprintf("Content-type: text/plain\n\n");
1669 while (ch = *mptr++, ch > 0) {
1672 if ((ch == 10) || (strlen(buf) > 250)) {
1673 cprintf("%s%s", buf, nl);
1676 buf[strlen(buf) + 1] = 0;
1677 buf[strlen(buf)] = ch;
1680 if (strlen(buf) > 0)
1681 cprintf("%s%s", buf, nl);
1684 /* If the message on disk is format 0 (Citadel vari-format), we
1685 * output using the formatter at 80 columns. This is the final output
1686 * form if the transfer format is RFC822, but if the transfer format
1687 * is Citadel proprietary, it'll still work, because the indentation
1688 * for new paragraphs is correct and the client will reformat the
1689 * message to the reader's screen width.
1691 if (TheMessage->cm_format_type == FMT_CITADEL) {
1692 if (mode == MT_MIME) {
1693 cprintf("Content-type: text/x-citadel-variformat\n\n");
1695 memfmout(80, mptr, 0, nl);
1698 /* If the message on disk is format 4 (MIME), we've gotta hand it
1699 * off to the MIME parser. The client has already been told that
1700 * this message is format 1 (fixed format), so the callback function
1701 * we use will display those parts as-is.
1703 if (TheMessage->cm_format_type == FMT_RFC822) {
1704 memset(&ma, 0, sizeof(struct ma_info));
1706 if (mode == MT_MIME) {
1707 strcpy(ma.chosen_part, "1");
1708 mime_parser(mptr, NULL,
1709 *choose_preferred, *fixed_output_pre,
1710 *fixed_output_post, (void *)&ma, 0);
1711 mime_parser(mptr, NULL,
1712 *output_preferred, NULL, NULL, (void *)&ma, 0);
1715 mime_parser(mptr, NULL,
1716 *fixed_output, *fixed_output_pre,
1717 *fixed_output_post, (void *)&ma, 0);
1722 DONE: /* now we're done */
1723 if (do_proto) cprintf("000\n");
1730 * display a message (mode 0 - Citadel proprietary)
1732 void cmd_msg0(char *cmdbuf)
1735 int headers_only = HEADERS_ALL;
1737 msgid = extract_long(cmdbuf, 0);
1738 headers_only = extract_int(cmdbuf, 1);
1740 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL);
1746 * display a message (mode 2 - RFC822)
1748 void cmd_msg2(char *cmdbuf)
1751 int headers_only = HEADERS_ALL;
1753 msgid = extract_long(cmdbuf, 0);
1754 headers_only = extract_int(cmdbuf, 1);
1756 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL);
1762 * display a message (mode 3 - IGnet raw format - internal programs only)
1764 void cmd_msg3(char *cmdbuf)
1767 struct CtdlMessage *msg;
1770 if (CC->internal_pgm == 0) {
1771 cprintf("%d This command is for internal programs only.\n",
1772 ERROR + HIGHER_ACCESS_REQUIRED);
1776 msgnum = extract_long(cmdbuf, 0);
1777 msg = CtdlFetchMessage(msgnum, 1);
1779 cprintf("%d Message %ld not found.\n",
1780 ERROR + MESSAGE_NOT_FOUND, msgnum);
1784 serialize_message(&smr, msg);
1785 CtdlFreeMessage(msg);
1788 cprintf("%d Unable to serialize message\n",
1789 ERROR + INTERNAL_ERROR);
1793 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1794 client_write((char *)smr.ser, (int)smr.len);
1801 * Display a message using MIME content types
1803 void cmd_msg4(char *cmdbuf)
1808 msgid = extract_long(cmdbuf, 0);
1809 extract_token(section, cmdbuf, 1, '|', sizeof section);
1810 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) );
1816 * Client tells us its preferred message format(s)
1818 void cmd_msgp(char *cmdbuf)
1820 safestrncpy(CC->preferred_formats, cmdbuf,
1821 sizeof(CC->preferred_formats));
1822 cprintf("%d ok\n", CIT_OK);
1827 * Open a component of a MIME message as a download file
1829 void cmd_opna(char *cmdbuf)
1832 char desired_section[128];
1834 msgid = extract_long(cmdbuf, 0);
1835 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1836 safestrncpy(CC->download_desired_section, desired_section,
1837 sizeof CC->download_desired_section);
1838 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL);
1843 * Save a message pointer into a specified room
1844 * (Returns 0 for success, nonzero for failure)
1845 * roomname may be NULL to use the current room
1847 * Note that the 'supplied_msg' field may be set to NULL, in which case
1848 * the message will be fetched from disk, by number, if we need to perform
1849 * replication checks. This adds an additional database read, so if the
1850 * caller already has the message in memory then it should be supplied.
1852 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int do_repl_check,
1853 struct CtdlMessage *supplied_msg) {
1855 char hold_rm[ROOMNAMELEN];
1856 struct cdbdata *cdbfr;
1859 long highest_msg = 0L;
1860 struct CtdlMessage *msg = NULL;
1862 /*lprintf(CTDL_DEBUG,
1863 "CtdlSaveMsgPointerInRoom(room=%s, msgid=%ld, repl=%d)\n",
1864 roomname, msgid, do_repl_check);*/
1866 strcpy(hold_rm, CC->room.QRname);
1868 /* Now the regular stuff */
1869 if (lgetroom(&CC->room,
1870 ((roomname != NULL) ? roomname : CC->room.QRname) )
1872 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
1873 return(ERROR + ROOM_NOT_FOUND);
1876 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
1877 if (cdbfr == NULL) {
1881 msglist = (long *) cdbfr->ptr;
1882 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
1883 num_msgs = cdbfr->len / sizeof(long);
1887 /* Make sure the message doesn't already exist in this room. It
1888 * is absolutely taboo to have more than one reference to the same
1889 * message in a room.
1891 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1892 if (msglist[i] == msgid) {
1893 lputroom(&CC->room); /* unlock the room */
1894 getroom(&CC->room, hold_rm);
1896 return(ERROR + ALREADY_EXISTS);
1900 /* Now add the new message */
1902 msglist = realloc(msglist, (num_msgs * sizeof(long)));
1904 if (msglist == NULL) {
1905 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
1907 msglist[num_msgs - 1] = msgid;
1909 /* Sort the message list, so all the msgid's are in order */
1910 num_msgs = sort_msglist(msglist, num_msgs);
1912 /* Determine the highest message number */
1913 highest_msg = msglist[num_msgs - 1];
1915 /* Write it back to disk. */
1916 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
1917 msglist, (int)(num_msgs * sizeof(long)));
1919 /* Free up the memory we used. */
1922 /* Update the highest-message pointer and unlock the room. */
1923 CC->room.QRhighest = highest_msg;
1924 lputroom(&CC->room);
1926 /* Perform replication checks if necessary */
1927 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
1928 if (supplied_msg != NULL) {
1932 msg = CtdlFetchMessage(msgid, 0);
1936 ReplicationChecks(msg);
1941 /* If the message has an Exclusive ID, index that... */
1943 if (msg->cm_fields['E'] != NULL) {
1944 index_message_by_euid(msg->cm_fields['E'],
1949 /* Free up the memory we may have allocated */
1950 if ( (msg != NULL) && (msg != supplied_msg) ) {
1951 CtdlFreeMessage(msg);
1954 /* Go back to the room we were in before we wandered here... */
1955 getroom(&CC->room, hold_rm);
1957 /* Bump the reference count for this message. */
1958 AdjRefCount(msgid, +1);
1960 /* Return success. */
1967 * Message base operation to save a new message to the message store
1968 * (returns new message number)
1970 * This is the back end for CtdlSubmitMsg() and should not be directly
1971 * called by server-side modules.
1974 long send_message(struct CtdlMessage *msg) {
1982 /* Get a new message number */
1983 newmsgid = get_new_message_number();
1984 snprintf(msgidbuf, sizeof msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1986 /* Generate an ID if we don't have one already */
1987 if (msg->cm_fields['I']==NULL) {
1988 msg->cm_fields['I'] = strdup(msgidbuf);
1991 /* If the message is big, set its body aside for storage elsewhere */
1992 if (msg->cm_fields['M'] != NULL) {
1993 if (strlen(msg->cm_fields['M']) > BIGMSG) {
1995 holdM = msg->cm_fields['M'];
1996 msg->cm_fields['M'] = NULL;
2000 /* Serialize our data structure for storage in the database */
2001 serialize_message(&smr, msg);
2004 msg->cm_fields['M'] = holdM;
2008 cprintf("%d Unable to serialize message\n",
2009 ERROR + INTERNAL_ERROR);
2013 /* Write our little bundle of joy into the message base */
2014 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2015 smr.ser, smr.len) < 0) {
2016 lprintf(CTDL_ERR, "Can't store message\n");
2020 cdb_store(CDB_BIGMSGS,
2030 /* Free the memory we used for the serialized message */
2033 /* Return the *local* message ID to the caller
2034 * (even if we're storing an incoming network message)
2042 * Serialize a struct CtdlMessage into the format used on disk and network.
2044 * This function loads up a "struct ser_ret" (defined in server.h) which
2045 * contains the length of the serialized message and a pointer to the
2046 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2048 void serialize_message(struct ser_ret *ret, /* return values */
2049 struct CtdlMessage *msg) /* unserialized msg */
2053 static char *forder = FORDER;
2055 if (is_valid_message(msg) == 0) return; /* self check */
2058 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2059 ret->len = ret->len +
2060 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2062 lprintf(CTDL_DEBUG, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
2063 ret->ser = malloc(ret->len);
2064 if (ret->ser == NULL) {
2070 ret->ser[1] = msg->cm_anon_type;
2071 ret->ser[2] = msg->cm_format_type;
2074 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2075 ret->ser[wlen++] = (char)forder[i];
2076 strcpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
2077 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
2079 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2080 (long)ret->len, (long)wlen);
2088 * Check to see if any messages already exist in the current room which
2089 * carry the same Exclusive ID as this one. If any are found, delete them.
2091 void ReplicationChecks(struct CtdlMessage *msg) {
2092 long old_msgnum = (-1L);
2094 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2096 lprintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2099 /* No exclusive id? Don't do anything. */
2100 if (msg == NULL) return;
2101 if (msg->cm_fields['E'] == NULL) return;
2102 if (strlen(msg->cm_fields['E']) == 0) return;
2103 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2104 msg->cm_fields['E'], CC->room.QRname);*/
2106 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2107 if (old_msgnum > 0L) {
2108 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2109 CtdlDeleteMessages(CC->room.QRname, old_msgnum, "", 0);
2116 * Save a message to disk and submit it into the delivery system.
2118 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2119 struct recptypes *recps, /* recipients (if mail) */
2120 char *force /* force a particular room? */
2122 char submit_filename[128];
2123 char generated_timestamp[32];
2124 char hold_rm[ROOMNAMELEN];
2125 char actual_rm[ROOMNAMELEN];
2126 char force_room[ROOMNAMELEN];
2127 char content_type[SIZ]; /* We have to learn this */
2128 char recipient[SIZ];
2131 struct ctdluser userbuf;
2133 struct MetaData smi;
2134 FILE *network_fp = NULL;
2135 static int seqnum = 1;
2136 struct CtdlMessage *imsg = NULL;
2139 char *hold_R, *hold_D;
2140 char *collected_addresses = NULL;
2141 struct addresses_to_be_filed *aptr = NULL;
2143 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2144 if (is_valid_message(msg) == 0) return(-1); /* self check */
2146 /* If this message has no timestamp, we take the liberty of
2147 * giving it one, right now.
2149 if (msg->cm_fields['T'] == NULL) {
2150 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2151 msg->cm_fields['T'] = strdup(generated_timestamp);
2154 /* If this message has no path, we generate one.
2156 if (msg->cm_fields['P'] == NULL) {
2157 if (msg->cm_fields['A'] != NULL) {
2158 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2159 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
2160 if (isspace(msg->cm_fields['P'][a])) {
2161 msg->cm_fields['P'][a] = ' ';
2166 msg->cm_fields['P'] = strdup("unknown");
2170 if (force == NULL) {
2171 strcpy(force_room, "");
2174 strcpy(force_room, force);
2177 /* Learn about what's inside, because it's what's inside that counts */
2178 if (msg->cm_fields['M'] == NULL) {
2179 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2183 switch (msg->cm_format_type) {
2185 strcpy(content_type, "text/x-citadel-variformat");
2188 strcpy(content_type, "text/plain");
2191 strcpy(content_type, "text/plain");
2192 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type: ");
2194 safestrncpy(content_type, &mptr[14],
2195 sizeof content_type);
2196 for (a = 0; a < strlen(content_type); ++a) {
2197 if ((content_type[a] == ';')
2198 || (content_type[a] == ' ')
2199 || (content_type[a] == 13)
2200 || (content_type[a] == 10)) {
2201 content_type[a] = 0;
2207 /* Goto the correct room */
2208 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CC->room.QRname : SENTITEMS);
2209 strcpy(hold_rm, CC->room.QRname);
2210 strcpy(actual_rm, CC->room.QRname);
2211 if (recps != NULL) {
2212 strcpy(actual_rm, SENTITEMS);
2215 /* If the user is a twit, move to the twit room for posting */
2217 if (CC->user.axlevel == 2) {
2218 strcpy(hold_rm, actual_rm);
2219 strcpy(actual_rm, config.c_twitroom);
2220 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2224 /* ...or if this message is destined for Aide> then go there. */
2225 if (strlen(force_room) > 0) {
2226 strcpy(actual_rm, force_room);
2229 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2230 if (strcasecmp(actual_rm, CC->room.QRname)) {
2231 /* getroom(&CC->room, actual_rm); */
2232 usergoto(actual_rm, 0, 1, NULL, NULL);
2236 * If this message has no O (room) field, generate one.
2238 if (msg->cm_fields['O'] == NULL) {
2239 msg->cm_fields['O'] = strdup(CC->room.QRname);
2242 /* Perform "before save" hooks (aborting if any return nonzero) */
2243 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2244 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2247 * If this message has an Exclusive ID, and the room is replication
2248 * checking enabled, then do replication checks.
2250 if (DoesThisRoomNeedEuidIndexing(&CC->room)) {
2251 ReplicationChecks(msg);
2254 /* Save it to disk */
2255 lprintf(CTDL_DEBUG, "Saving to disk\n");
2256 newmsgid = send_message(msg);
2257 if (newmsgid <= 0L) return(-5);
2259 /* Write a supplemental message info record. This doesn't have to
2260 * be a critical section because nobody else knows about this message
2263 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2264 memset(&smi, 0, sizeof(struct MetaData));
2265 smi.meta_msgnum = newmsgid;
2266 smi.meta_refcount = 0;
2267 safestrncpy(smi.meta_content_type, content_type,
2268 sizeof smi.meta_content_type);
2270 /* As part of the new metadata record, measure how
2271 * big this message will be when displayed as RFC822.
2272 * Both POP and IMAP use this, and it's best to just take the hit now
2273 * instead of having to potentially measure thousands of messages when
2274 * a mailbox is opened later.
2277 if (CC->redirect_buffer != NULL) {
2278 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2281 CC->redirect_buffer = malloc(SIZ);
2282 CC->redirect_len = 0;
2283 CC->redirect_alloc = SIZ;
2284 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2285 smi.meta_rfc822_length = CC->redirect_len;
2286 free(CC->redirect_buffer);
2287 CC->redirect_buffer = NULL;
2288 CC->redirect_len = 0;
2289 CC->redirect_alloc = 0;
2293 /* Now figure out where to store the pointers */
2294 lprintf(CTDL_DEBUG, "Storing pointers\n");
2296 /* If this is being done by the networker delivering a private
2297 * message, we want to BYPASS saving the sender's copy (because there
2298 * is no local sender; it would otherwise go to the Trashcan).
2300 if ((!CC->internal_pgm) || (recps == NULL)) {
2301 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2302 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2303 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2307 /* For internet mail, drop a copy in the outbound queue room */
2309 if (recps->num_internet > 0) {
2310 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2313 /* If other rooms are specified, drop them there too. */
2315 if (recps->num_room > 0)
2316 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2317 extract_token(recipient, recps->recp_room, i,
2318 '|', sizeof recipient);
2319 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2320 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2323 /* Bump this user's messages posted counter. */
2324 lprintf(CTDL_DEBUG, "Updating user\n");
2325 lgetuser(&CC->user, CC->curr_user);
2326 CC->user.posted = CC->user.posted + 1;
2327 lputuser(&CC->user);
2329 /* If this is private, local mail, make a copy in the
2330 * recipient's mailbox and bump the reference count.
2333 if (recps->num_local > 0)
2334 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2335 extract_token(recipient, recps->recp_local, i,
2336 '|', sizeof recipient);
2337 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2339 if (getuser(&userbuf, recipient) == 0) {
2340 MailboxName(actual_rm, sizeof actual_rm,
2341 &userbuf, MAILROOM);
2342 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2343 BumpNewMailCounter(userbuf.usernum);
2346 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2347 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2352 /* Perform "after save" hooks */
2353 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2354 PerformMessageHooks(msg, EVT_AFTERSAVE);
2356 /* For IGnet mail, we have to save a new copy into the spooler for
2357 * each recipient, with the R and D fields set to the recipient and
2358 * destination-node. This has two ugly side effects: all other
2359 * recipients end up being unlisted in this recipient's copy of the
2360 * message, and it has to deliver multiple messages to the same
2361 * node. We'll revisit this again in a year or so when everyone has
2362 * a network spool receiver that can handle the new style messages.
2365 if (recps->num_ignet > 0)
2366 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2367 extract_token(recipient, recps->recp_ignet, i,
2368 '|', sizeof recipient);
2370 hold_R = msg->cm_fields['R'];
2371 hold_D = msg->cm_fields['D'];
2372 msg->cm_fields['R'] = malloc(SIZ);
2373 msg->cm_fields['D'] = malloc(128);
2374 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2375 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2377 serialize_message(&smr, msg);
2379 snprintf(submit_filename, sizeof submit_filename,
2380 #ifndef HAVE_SPOOL_DIR
2385 "/network/spoolin/netmail.%04lx.%04x.%04x",
2386 (long) getpid(), CC->cs_pid, ++seqnum);
2387 network_fp = fopen(submit_filename, "wb+");
2388 if (network_fp != NULL) {
2389 fwrite(smr.ser, smr.len, 1, network_fp);
2395 free(msg->cm_fields['R']);
2396 free(msg->cm_fields['D']);
2397 msg->cm_fields['R'] = hold_R;
2398 msg->cm_fields['D'] = hold_D;
2401 /* Go back to the room we started from */
2402 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2403 if (strcasecmp(hold_rm, CC->room.QRname))
2404 /* getroom(&CC->room, hold_rm); */
2405 usergoto(hold_rm, 0, 1, NULL, NULL);
2407 /* For internet mail, generate delivery instructions.
2408 * Yes, this is recursive. Deal with it. Infinite recursion does
2409 * not happen because the delivery instructions message does not
2410 * contain a recipient.
2413 if (recps->num_internet > 0) {
2414 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2415 instr = malloc(SIZ * 2);
2416 snprintf(instr, SIZ * 2,
2417 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2419 SPOOLMIME, newmsgid, (long)time(NULL),
2420 msg->cm_fields['A'], msg->cm_fields['N']
2423 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2424 size_t tmp = strlen(instr);
2425 extract_token(recipient, recps->recp_internet,
2426 i, '|', sizeof recipient);
2427 snprintf(&instr[tmp], SIZ * 2 - tmp,
2428 "remote|%s|0||\n", recipient);
2431 imsg = malloc(sizeof(struct CtdlMessage));
2432 memset(imsg, 0, sizeof(struct CtdlMessage));
2433 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2434 imsg->cm_anon_type = MES_NORMAL;
2435 imsg->cm_format_type = FMT_RFC822;
2436 imsg->cm_fields['A'] = strdup("Citadel");
2437 imsg->cm_fields['M'] = instr;
2438 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2439 CtdlFreeMessage(imsg);
2443 * Any addresses to harvest for someone's address book?
2445 if ( (CC->logged_in) && (recps != NULL) ) {
2446 collected_addresses = harvest_collected_addresses(msg);
2449 if (collected_addresses != NULL) {
2450 begin_critical_section(S_ATBF);
2451 aptr = (struct addresses_to_be_filed *)
2452 malloc(sizeof(struct addresses_to_be_filed));
2454 MailboxName(actual_rm, sizeof actual_rm,
2455 &CC->user, USERCONTACTSROOM);
2456 aptr->roomname = strdup(actual_rm);
2457 aptr->collected_addresses = collected_addresses;
2459 end_critical_section(S_ATBF);
2472 * Convenience function for generating small administrative messages.
2474 void quickie_message(char *from, char *to, char *room, char *text,
2475 int format_type, char *subject)
2477 struct CtdlMessage *msg;
2478 struct recptypes *recp = NULL;
2480 msg = malloc(sizeof(struct CtdlMessage));
2481 memset(msg, 0, sizeof(struct CtdlMessage));
2482 msg->cm_magic = CTDLMESSAGE_MAGIC;
2483 msg->cm_anon_type = MES_NORMAL;
2484 msg->cm_format_type = format_type;
2485 msg->cm_fields['A'] = strdup(from);
2486 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2487 msg->cm_fields['N'] = strdup(NODENAME);
2489 msg->cm_fields['R'] = strdup(to);
2490 recp = validate_recipients(to);
2492 if (subject != NULL) {
2493 msg->cm_fields['U'] = strdup(subject);
2495 msg->cm_fields['M'] = strdup(text);
2497 CtdlSubmitMsg(msg, recp, room);
2498 CtdlFreeMessage(msg);
2499 if (recp != NULL) free(recp);
2505 * Back end function used by CtdlMakeMessage() and similar functions
2507 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2508 size_t maxlen, /* maximum message length */
2509 char *exist, /* if non-null, append to it;
2510 exist is ALWAYS freed */
2511 int crlf /* CRLF newlines instead of LF */
2515 size_t message_len = 0;
2516 size_t buffer_len = 0;
2522 if (exist == NULL) {
2529 message_len = strlen(exist);
2530 buffer_len = message_len + 4096;
2531 m = realloc(exist, buffer_len);
2538 /* flush the input if we have nowhere to store it */
2543 /* read in the lines of message text one by one */
2545 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2546 if (!strcmp(buf, terminator)) finished = 1;
2548 strcat(buf, "\r\n");
2554 if ( (!flushing) && (!finished) ) {
2555 /* Measure the line */
2556 linelen = strlen(buf);
2558 /* augment the buffer if we have to */
2559 if ((message_len + linelen) >= buffer_len) {
2560 ptr = realloc(m, (buffer_len * 2) );
2561 if (ptr == NULL) { /* flush if can't allocate */
2564 buffer_len = (buffer_len * 2);
2566 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2570 /* Add the new line to the buffer. NOTE: this loop must avoid
2571 * using functions like strcat() and strlen() because they
2572 * traverse the entire buffer upon every call, and doing that
2573 * for a multi-megabyte message slows it down beyond usability.
2575 strcpy(&m[message_len], buf);
2576 message_len += linelen;
2579 /* if we've hit the max msg length, flush the rest */
2580 if (message_len >= maxlen) flushing = 1;
2582 } while (!finished);
2590 * Build a binary message to be saved on disk.
2591 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2592 * will become part of the message. This means you are no longer
2593 * responsible for managing that memory -- it will be freed along with
2594 * the rest of the fields when CtdlFreeMessage() is called.)
2597 struct CtdlMessage *CtdlMakeMessage(
2598 struct ctdluser *author, /* author's user structure */
2599 char *recipient, /* NULL if it's not mail */
2600 char *recp_cc, /* NULL if it's not mail */
2601 char *room, /* room where it's going */
2602 int type, /* see MES_ types in header file */
2603 int format_type, /* variformat, plain text, MIME... */
2604 char *fake_name, /* who we're masquerading as */
2605 char *subject, /* Subject (optional) */
2606 char *preformatted_text /* ...or NULL to read text from client */
2608 char dest_node[SIZ];
2610 struct CtdlMessage *msg;
2612 msg = malloc(sizeof(struct CtdlMessage));
2613 memset(msg, 0, sizeof(struct CtdlMessage));
2614 msg->cm_magic = CTDLMESSAGE_MAGIC;
2615 msg->cm_anon_type = type;
2616 msg->cm_format_type = format_type;
2618 /* Don't confuse the poor folks if it's not routed mail. */
2619 strcpy(dest_node, "");
2624 snprintf(buf, sizeof buf, "cit%ld", author->usernum); /* Path */
2625 msg->cm_fields['P'] = strdup(buf);
2627 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2628 msg->cm_fields['T'] = strdup(buf);
2630 if (fake_name[0]) /* author */
2631 msg->cm_fields['A'] = strdup(fake_name);
2633 msg->cm_fields['A'] = strdup(author->fullname);
2635 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2636 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2639 msg->cm_fields['O'] = strdup(CC->room.QRname);
2642 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2643 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2645 if (recipient[0] != 0) {
2646 msg->cm_fields['R'] = strdup(recipient);
2648 if (recp_cc[0] != 0) {
2649 msg->cm_fields['Y'] = strdup(recp_cc);
2651 if (dest_node[0] != 0) {
2652 msg->cm_fields['D'] = strdup(dest_node);
2655 if ( (author == &CC->user) && (strlen(CC->cs_inet_email) > 0) ) {
2656 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
2659 if (subject != NULL) {
2661 if (strlen(subject) > 0) {
2662 msg->cm_fields['U'] = strdup(subject);
2666 if (preformatted_text != NULL) {
2667 msg->cm_fields['M'] = preformatted_text;
2670 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2671 config.c_maxmsglen, NULL, 0);
2679 * Check to see whether we have permission to post a message in the current
2680 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2681 * returns 0 on success.
2683 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
2685 if (!(CC->logged_in)) {
2686 snprintf(errmsgbuf, n, "Not logged in.");
2687 return (ERROR + NOT_LOGGED_IN);
2690 if ((CC->user.axlevel < 2)
2691 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
2692 snprintf(errmsgbuf, n, "Need to be validated to enter "
2693 "(except in %s> to sysop)", MAILROOM);
2694 return (ERROR + HIGHER_ACCESS_REQUIRED);
2697 if ((CC->user.axlevel < 4)
2698 && (CC->room.QRflags & QR_NETWORK)) {
2699 snprintf(errmsgbuf, n, "Need net privileges to enter here.");
2700 return (ERROR + HIGHER_ACCESS_REQUIRED);
2703 if ((CC->user.axlevel < 6)
2704 && (CC->room.QRflags & QR_READONLY)) {
2705 snprintf(errmsgbuf, n, "Sorry, this is a read-only room.");
2706 return (ERROR + HIGHER_ACCESS_REQUIRED);
2709 strcpy(errmsgbuf, "Ok");
2715 * Check to see if the specified user has Internet mail permission
2716 * (returns nonzero if permission is granted)
2718 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
2720 /* Do not allow twits to send Internet mail */
2721 if (who->axlevel <= 2) return(0);
2723 /* Globally enabled? */
2724 if (config.c_restrict == 0) return(1);
2726 /* User flagged ok? */
2727 if (who->flags & US_INTERNET) return(2);
2729 /* Aide level access? */
2730 if (who->axlevel >= 6) return(3);
2732 /* No mail for you! */
2738 * Validate recipients, count delivery types and errors, and handle aliasing
2739 * FIXME check for dupes!!!!!
2740 * Returns 0 if all addresses are ok, -1 if no addresses were specified,
2741 * or the number of addresses found invalid.
2743 struct recptypes *validate_recipients(char *supplied_recipients) {
2744 struct recptypes *ret;
2745 char recipients[SIZ];
2746 char this_recp[256];
2747 char this_recp_cooked[256];
2753 struct ctdluser tempUS;
2754 struct ctdlroom tempQR;
2758 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
2759 if (ret == NULL) return(NULL);
2760 memset(ret, 0, sizeof(struct recptypes));
2763 ret->num_internet = 0;
2768 if (supplied_recipients == NULL) {
2769 strcpy(recipients, "");
2772 safestrncpy(recipients, supplied_recipients, sizeof recipients);
2775 /* Change all valid separator characters to commas */
2776 for (i=0; i<strlen(recipients); ++i) {
2777 if ((recipients[i] == ';') || (recipients[i] == '|')) {
2778 recipients[i] = ',';
2782 /* Now start extracting recipients... */
2784 while (strlen(recipients) > 0) {
2786 for (i=0; i<=strlen(recipients); ++i) {
2787 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
2788 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
2789 safestrncpy(this_recp, recipients, i+1);
2791 if (recipients[i] == ',') {
2792 strcpy(recipients, &recipients[i+1]);
2795 strcpy(recipients, "");
2802 lprintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
2804 mailtype = alias(this_recp);
2805 mailtype = alias(this_recp);
2806 mailtype = alias(this_recp);
2807 for (j=0; j<=strlen(this_recp); ++j) {
2808 if (this_recp[j]=='_') {
2809 this_recp_cooked[j] = ' ';
2812 this_recp_cooked[j] = this_recp[j];
2818 if (!strcasecmp(this_recp, "sysop")) {
2820 strcpy(this_recp, config.c_aideroom);
2821 if (strlen(ret->recp_room) > 0) {
2822 strcat(ret->recp_room, "|");
2824 strcat(ret->recp_room, this_recp);
2826 else if (getuser(&tempUS, this_recp) == 0) {
2828 strcpy(this_recp, tempUS.fullname);
2829 if (strlen(ret->recp_local) > 0) {
2830 strcat(ret->recp_local, "|");
2832 strcat(ret->recp_local, this_recp);
2834 else if (getuser(&tempUS, this_recp_cooked) == 0) {
2836 strcpy(this_recp, tempUS.fullname);
2837 if (strlen(ret->recp_local) > 0) {
2838 strcat(ret->recp_local, "|");
2840 strcat(ret->recp_local, this_recp);
2842 else if ( (!strncasecmp(this_recp, "room_", 5))
2843 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
2845 if (strlen(ret->recp_room) > 0) {
2846 strcat(ret->recp_room, "|");
2848 strcat(ret->recp_room, &this_recp_cooked[5]);
2856 /* Yes, you're reading this correctly: if the target
2857 * domain points back to the local system or an attached
2858 * Citadel directory, the address is invalid. That's
2859 * because if the address were valid, we would have
2860 * already translated it to a local address by now.
2862 if (IsDirectory(this_recp)) {
2867 ++ret->num_internet;
2868 if (strlen(ret->recp_internet) > 0) {
2869 strcat(ret->recp_internet, "|");
2871 strcat(ret->recp_internet, this_recp);
2876 if (strlen(ret->recp_ignet) > 0) {
2877 strcat(ret->recp_ignet, "|");
2879 strcat(ret->recp_ignet, this_recp);
2887 if (strlen(ret->errormsg) == 0) {
2888 snprintf(append, sizeof append,
2889 "Invalid recipient: %s",
2893 snprintf(append, sizeof append,
2896 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
2897 strcat(ret->errormsg, append);
2901 if (strlen(ret->display_recp) == 0) {
2902 strcpy(append, this_recp);
2905 snprintf(append, sizeof append, ", %s",
2908 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
2909 strcat(ret->display_recp, append);
2914 if ((ret->num_local + ret->num_internet + ret->num_ignet +
2915 ret->num_room + ret->num_error) == 0) {
2916 ret->num_error = (-1);
2917 strcpy(ret->errormsg, "No recipients specified.");
2920 lprintf(CTDL_DEBUG, "validate_recipients()\n");
2921 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
2922 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
2923 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
2924 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
2925 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
2933 * message entry - mode 0 (normal)
2935 void cmd_ent0(char *entargs)
2941 char masquerade_as[SIZ];
2943 int format_type = 0;
2944 char newusername[SIZ];
2945 struct CtdlMessage *msg;
2949 struct recptypes *valid = NULL;
2950 struct recptypes *valid_to = NULL;
2951 struct recptypes *valid_cc = NULL;
2952 struct recptypes *valid_bcc = NULL;
2959 post = extract_int(entargs, 0);
2960 extract_token(recp, entargs, 1, '|', sizeof recp);
2961 anon_flag = extract_int(entargs, 2);
2962 format_type = extract_int(entargs, 3);
2963 extract_token(subject, entargs, 4, '|', sizeof subject);
2964 do_confirm = extract_int(entargs, 6);
2965 extract_token(cc, entargs, 7, '|', sizeof cc);
2966 extract_token(bcc, entargs, 8, '|', sizeof bcc);
2968 /* first check to make sure the request is valid. */
2970 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
2972 cprintf("%d %s\n", err, errmsg);
2976 /* Check some other permission type things. */
2979 if (CC->user.axlevel < 6) {
2980 cprintf("%d You don't have permission to masquerade.\n",
2981 ERROR + HIGHER_ACCESS_REQUIRED);
2984 extract_token(newusername, entargs, 5, '|', sizeof newusername);
2985 memset(CC->fake_postname, 0, sizeof(CC->fake_postname) );
2986 safestrncpy(CC->fake_postname, newusername,
2987 sizeof(CC->fake_postname) );
2988 cprintf("%d ok\n", CIT_OK);
2991 CC->cs_flags |= CS_POSTING;
2993 /* In the Mail> room we have to behave a little differently --
2994 * make sure the user has specified at least one recipient. Then
2995 * validate the recipient(s).
2997 if ( (CC->room.QRflags & QR_MAILBOX)
2998 && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) ) {
3000 if (CC->user.axlevel < 2) {
3001 strcpy(recp, "sysop");
3006 valid_to = validate_recipients(recp);
3007 if (valid_to->num_error > 0) {
3008 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
3013 valid_cc = validate_recipients(cc);
3014 if (valid_cc->num_error > 0) {
3015 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
3021 valid_bcc = validate_recipients(bcc);
3022 if (valid_bcc->num_error > 0) {
3023 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
3030 /* Recipient required, but none were specified */
3031 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3035 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3039 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3040 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3041 cprintf("%d You do not have permission "
3042 "to send Internet mail.\n",
3043 ERROR + HIGHER_ACCESS_REQUIRED);
3051 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)
3052 && (CC->user.axlevel < 4) ) {
3053 cprintf("%d Higher access required for network mail.\n",
3054 ERROR + HIGHER_ACCESS_REQUIRED);
3061 if ((RESTRICT_INTERNET == 1)
3062 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3063 && ((CC->user.flags & US_INTERNET) == 0)
3064 && (!CC->internal_pgm)) {
3065 cprintf("%d You don't have access to Internet mail.\n",
3066 ERROR + HIGHER_ACCESS_REQUIRED);
3075 /* Is this a room which has anonymous-only or anonymous-option? */
3076 anonymous = MES_NORMAL;
3077 if (CC->room.QRflags & QR_ANONONLY) {
3078 anonymous = MES_ANONONLY;
3080 if (CC->room.QRflags & QR_ANONOPT) {
3081 if (anon_flag == 1) { /* only if the user requested it */
3082 anonymous = MES_ANONOPT;
3086 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3090 /* If we're only checking the validity of the request, return
3091 * success without creating the message.
3094 cprintf("%d %s\n", CIT_OK,
3095 ((valid_to != NULL) ? valid_to->display_recp : "") );
3102 /* We don't need these anymore because we'll do it differently below */
3107 /* Handle author masquerading */
3108 if (CC->fake_postname[0]) {
3109 strcpy(masquerade_as, CC->fake_postname);
3111 else if (CC->fake_username[0]) {
3112 strcpy(masquerade_as, CC->fake_username);
3115 strcpy(masquerade_as, "");
3118 /* Read in the message from the client. */
3120 cprintf("%d send message\n", START_CHAT_MODE);
3122 cprintf("%d send message\n", SEND_LISTING);
3125 msg = CtdlMakeMessage(&CC->user, recp, cc,
3126 CC->room.QRname, anonymous, format_type,
3127 masquerade_as, subject, NULL);
3129 /* Put together one big recipients struct containing to/cc/bcc all in
3130 * one. This is for the envelope.
3132 char *all_recps = malloc(SIZ * 3);
3133 strcpy(all_recps, recp);
3134 if (strlen(cc) > 0) {
3135 if (strlen(all_recps) > 0) {
3136 strcat(all_recps, ",");
3138 strcat(all_recps, cc);
3140 if (strlen(bcc) > 0) {
3141 if (strlen(all_recps) > 0) {
3142 strcat(all_recps, ",");
3144 strcat(all_recps, bcc);
3146 if (strlen(all_recps) > 0) {
3147 valid = validate_recipients(all_recps);
3155 msgnum = CtdlSubmitMsg(msg, valid, "");
3158 cprintf("%ld\n", msgnum);
3160 cprintf("Message accepted.\n");
3163 cprintf("Internal error.\n");
3165 if (msg->cm_fields['E'] != NULL) {
3166 cprintf("%s\n", msg->cm_fields['E']);
3173 CtdlFreeMessage(msg);
3175 CC->fake_postname[0] = '\0';
3176 if (valid != NULL) {
3185 * API function to delete messages which match a set of criteria
3186 * (returns the actual number of messages deleted)
3188 int CtdlDeleteMessages(char *room_name, /* which room */
3189 long dmsgnum, /* or "0" for any */
3190 char *content_type, /* or "" for any */
3191 int deferred /* let TDAP sweep it later */
3195 struct ctdlroom qrbuf;
3196 struct cdbdata *cdbfr;
3197 long *msglist = NULL;
3198 long *dellist = NULL;
3201 int num_deleted = 0;
3203 struct MetaData smi;
3205 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %ld, %s, %d)\n",
3206 room_name, dmsgnum, content_type, deferred);
3208 /* get room record, obtaining a lock... */
3209 if (lgetroom(&qrbuf, room_name) != 0) {
3210 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3212 return (0); /* room not found */
3214 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3216 if (cdbfr != NULL) {
3217 dellist = malloc(cdbfr->len);
3218 msglist = (long *) cdbfr->ptr;
3219 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
3220 num_msgs = cdbfr->len / sizeof(long);
3224 for (i = 0; i < num_msgs; ++i) {
3227 /* Set/clear a bit for each criterion */
3229 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
3230 delete_this |= 0x01;
3232 if (strlen(content_type) == 0) {
3233 delete_this |= 0x02;
3235 GetMetaData(&smi, msglist[i]);
3236 if (!strcasecmp(smi.meta_content_type,
3238 delete_this |= 0x02;
3242 /* Delete message only if all bits are set */
3243 if (delete_this == 0x03) {
3244 dellist[num_deleted++] = msglist[i];
3249 num_msgs = sort_msglist(msglist, num_msgs);
3250 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3251 msglist, (int)(num_msgs * sizeof(long)));
3253 qrbuf.QRhighest = msglist[num_msgs - 1];
3258 * If the delete operation is "deferred" (and technically, any delete
3259 * operation not performed by THE DREADED AUTO-PURGER ought to be
3260 * a deferred delete) then we save a pointer to the message in the
3261 * DELETED_MSGS_ROOM. This will cause the reference count to remain
3262 * at least 1, which will save the user from having to synchronously
3263 * wait for various disk-intensive operations to complete.
3265 if ( (deferred) && (num_deleted) ) {
3266 for (i=0; i<num_deleted; ++i) {
3267 CtdlCopyMsgToRoom(dellist[i], DELETED_MSGS_ROOM);
3271 /* Go through the messages we pulled out of the index, and decrement
3272 * their reference counts by 1. If this is the only room the message
3273 * was in, the reference count will reach zero and the message will
3274 * automatically be deleted from the database. We do this in a
3275 * separate pass because there might be plug-in hooks getting called,
3276 * and we don't want that happening during an S_ROOMS critical
3279 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3280 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3281 AdjRefCount(dellist[i], -1);
3284 /* Now free the memory we used, and go away. */
3285 if (msglist != NULL) free(msglist);
3286 if (dellist != NULL) free(dellist);
3287 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3288 return (num_deleted);
3294 * Check whether the current user has permission to delete messages from
3295 * the current room (returns 1 for yes, 0 for no)
3297 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3298 getuser(&CC->user, CC->curr_user);
3299 if ((CC->user.axlevel < 6)
3300 && (CC->user.usernum != CC->room.QRroomaide)
3301 && ((CC->room.QRflags & QR_MAILBOX) == 0)
3302 && (!(CC->internal_pgm))) {
3311 * Delete message from current room
3313 void cmd_dele(char *delstr)
3318 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3319 cprintf("%d Higher access required.\n",
3320 ERROR + HIGHER_ACCESS_REQUIRED);
3323 delnum = extract_long(delstr, 0);
3325 num_deleted = CtdlDeleteMessages(CC->room.QRname, delnum, "", 1);
3328 cprintf("%d %d message%s deleted.\n", CIT_OK,
3329 num_deleted, ((num_deleted != 1) ? "s" : ""));
3331 cprintf("%d Message %ld not found.\n", ERROR + MESSAGE_NOT_FOUND, delnum);
3337 * Back end API function for moves and deletes
3339 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
3342 err = CtdlSaveMsgPointerInRoom(dest, msgnum, 1, NULL);
3343 if (err != 0) return(err);
3351 * move or copy a message to another room
3353 void cmd_move(char *args)
3356 char targ[ROOMNAMELEN];
3357 struct ctdlroom qtemp;
3363 num = extract_long(args, 0);
3364 extract_token(targ, args, 1, '|', sizeof targ);
3365 convert_room_name_macros(targ, sizeof targ);
3366 targ[ROOMNAMELEN - 1] = 0;
3367 is_copy = extract_int(args, 2);
3369 if (getroom(&qtemp, targ) != 0) {
3370 cprintf("%d '%s' does not exist.\n",
3371 ERROR + ROOM_NOT_FOUND, targ);
3375 getuser(&CC->user, CC->curr_user);
3376 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3378 /* Check for permission to perform this operation.
3379 * Remember: "CC->room" is source, "qtemp" is target.
3383 /* Aides can move/copy */
3384 if (CC->user.axlevel >= 6) permit = 1;
3386 /* Room aides can move/copy */
3387 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3389 /* Permit move/copy from personal rooms */
3390 if ((CC->room.QRflags & QR_MAILBOX)
3391 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3393 /* Permit only copy from public to personal room */
3395 && (!(CC->room.QRflags & QR_MAILBOX))
3396 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3398 /* User must have access to target room */
3399 if (!(ra & UA_KNOWN)) permit = 0;
3402 cprintf("%d Higher access required.\n",
3403 ERROR + HIGHER_ACCESS_REQUIRED);
3407 err = CtdlCopyMsgToRoom(num, targ);
3409 cprintf("%d Cannot store message in %s: error %d\n",
3414 /* Now delete the message from the source room,
3415 * if this is a 'move' rather than a 'copy' operation.
3418 CtdlDeleteMessages(CC->room.QRname, num, "", 0);
3421 cprintf("%d Message %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3427 * GetMetaData() - Get the supplementary record for a message
3429 void GetMetaData(struct MetaData *smibuf, long msgnum)
3432 struct cdbdata *cdbsmi;
3435 memset(smibuf, 0, sizeof(struct MetaData));
3436 smibuf->meta_msgnum = msgnum;
3437 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3439 /* Use the negative of the message number for its supp record index */
3440 TheIndex = (0L - msgnum);
3442 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3443 if (cdbsmi == NULL) {
3444 return; /* record not found; go with defaults */
3446 memcpy(smibuf, cdbsmi->ptr,
3447 ((cdbsmi->len > sizeof(struct MetaData)) ?
3448 sizeof(struct MetaData) : cdbsmi->len));
3455 * PutMetaData() - (re)write supplementary record for a message
3457 void PutMetaData(struct MetaData *smibuf)
3461 /* Use the negative of the message number for the metadata db index */
3462 TheIndex = (0L - smibuf->meta_msgnum);
3464 lprintf(CTDL_DEBUG, "PutMetaData(%ld) - ref count is %d\n",
3465 smibuf->meta_msgnum, smibuf->meta_refcount);
3467 cdb_store(CDB_MSGMAIN,
3468 &TheIndex, (int)sizeof(long),
3469 smibuf, (int)sizeof(struct MetaData));
3474 * AdjRefCount - change the reference count for a message;
3475 * delete the message if it reaches zero
3477 void AdjRefCount(long msgnum, int incr)
3480 struct MetaData smi;
3483 /* This is a *tight* critical section; please keep it that way, as
3484 * it may get called while nested in other critical sections.
3485 * Complicating this any further will surely cause deadlock!
3487 begin_critical_section(S_SUPPMSGMAIN);
3488 GetMetaData(&smi, msgnum);
3489 smi.meta_refcount += incr;
3491 end_critical_section(S_SUPPMSGMAIN);
3492 lprintf(CTDL_DEBUG, "msg %ld ref count incr %d, is now %d\n",
3493 msgnum, incr, smi.meta_refcount);
3495 /* If the reference count is now zero, delete the message
3496 * (and its supplementary record as well).
3498 if (smi.meta_refcount == 0) {
3499 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
3501 /* Remove from fulltext index */
3502 if (config.c_enable_fulltext) {
3503 ft_index_message(msgnum, 0);
3506 /* Remove from message base */
3508 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3509 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
3511 /* Remove metadata record */
3512 delnum = (0L - msgnum);
3513 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
3518 * Write a generic object to this room
3520 * Note: this could be much more efficient. Right now we use two temporary
3521 * files, and still pull the message into memory as with all others.
3523 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
3524 char *content_type, /* MIME type of this object */
3525 char *tempfilename, /* Where to fetch it from */
3526 struct ctdluser *is_mailbox, /* Mailbox room? */
3527 int is_binary, /* Is encoding necessary? */
3528 int is_unique, /* Del others of this type? */
3529 unsigned int flags /* Internal save flags */
3534 struct ctdlroom qrbuf;
3535 char roomname[ROOMNAMELEN];
3536 struct CtdlMessage *msg;
3538 char *raw_message = NULL;
3539 char *encoded_message = NULL;
3540 off_t raw_length = 0;
3542 if (is_mailbox != NULL)
3543 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
3545 safestrncpy(roomname, req_room, sizeof(roomname));
3546 lprintf(CTDL_DEBUG, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
3549 fp = fopen(tempfilename, "rb");
3551 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
3552 tempfilename, strerror(errno));
3555 fseek(fp, 0L, SEEK_END);
3556 raw_length = ftell(fp);
3558 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
3560 raw_message = malloc((size_t)raw_length + 2);
3561 fread(raw_message, (size_t)raw_length, 1, fp);
3565 encoded_message = malloc((size_t)
3566 (((raw_length * 134) / 100) + 4096 ) );
3569 encoded_message = malloc((size_t)(raw_length + 4096));
3572 sprintf(encoded_message, "Content-type: %s\n", content_type);
3575 sprintf(&encoded_message[strlen(encoded_message)],
3576 "Content-transfer-encoding: base64\n\n"
3580 sprintf(&encoded_message[strlen(encoded_message)],
3581 "Content-transfer-encoding: 7bit\n\n"
3587 &encoded_message[strlen(encoded_message)],
3593 raw_message[raw_length] = 0;
3595 &encoded_message[strlen(encoded_message)],
3603 lprintf(CTDL_DEBUG, "Allocating\n");
3604 msg = malloc(sizeof(struct CtdlMessage));
3605 memset(msg, 0, sizeof(struct CtdlMessage));
3606 msg->cm_magic = CTDLMESSAGE_MAGIC;
3607 msg->cm_anon_type = MES_NORMAL;
3608 msg->cm_format_type = 4;
3609 msg->cm_fields['A'] = strdup(CC->user.fullname);
3610 msg->cm_fields['O'] = strdup(req_room);
3611 msg->cm_fields['N'] = strdup(config.c_nodename);
3612 msg->cm_fields['H'] = strdup(config.c_humannode);
3613 msg->cm_flags = flags;
3615 msg->cm_fields['M'] = encoded_message;
3617 /* Create the requested room if we have to. */
3618 if (getroom(&qrbuf, roomname) != 0) {
3619 create_room(roomname,
3620 ( (is_mailbox != NULL) ? 5 : 3 ),
3621 "", 0, 1, 0, VIEW_BBS);
3623 /* If the caller specified this object as unique, delete all
3624 * other objects of this type that are currently in the room.
3627 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
3628 CtdlDeleteMessages(roomname, 0L, content_type, 0)
3631 /* Now write the data */
3632 CtdlSubmitMsg(msg, NULL, roomname);
3633 CtdlFreeMessage(msg);
3641 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
3642 config_msgnum = msgnum;
3646 char *CtdlGetSysConfig(char *sysconfname) {
3647 char hold_rm[ROOMNAMELEN];
3650 struct CtdlMessage *msg;
3653 strcpy(hold_rm, CC->room.QRname);
3654 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
3655 getroom(&CC->room, hold_rm);
3660 /* We want the last (and probably only) config in this room */
3661 begin_critical_section(S_CONFIG);
3662 config_msgnum = (-1L);
3663 CtdlForEachMessage(MSGS_LAST, 1, sysconfname, NULL,
3664 CtdlGetSysConfigBackend, NULL);
3665 msgnum = config_msgnum;
3666 end_critical_section(S_CONFIG);
3672 msg = CtdlFetchMessage(msgnum, 1);
3674 conf = strdup(msg->cm_fields['M']);
3675 CtdlFreeMessage(msg);
3682 getroom(&CC->room, hold_rm);
3684 if (conf != NULL) do {
3685 extract_token(buf, conf, 0, '\n', sizeof buf);
3686 strcpy(conf, &conf[strlen(buf)+1]);
3687 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
3692 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
3693 char temp[PATH_MAX];
3696 strcpy(temp, tmpnam(NULL));
3698 fp = fopen(temp, "w");
3699 if (fp == NULL) return;
3700 fprintf(fp, "%s", sysconfdata);
3703 /* this handy API function does all the work for us */
3704 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
3710 * Determine whether a given Internet address belongs to the current user
3712 int CtdlIsMe(char *addr, int addr_buf_len)
3714 struct recptypes *recp;
3717 recp = validate_recipients(addr);
3718 if (recp == NULL) return(0);
3720 if (recp->num_local == 0) {
3725 for (i=0; i<recp->num_local; ++i) {
3726 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
3727 if (!strcasecmp(addr, CC->user.fullname)) {
3739 * Citadel protocol command to do the same
3741 void cmd_isme(char *argbuf) {
3744 if (CtdlAccessCheck(ac_logged_in)) return;
3745 extract_token(addr, argbuf, 0, '|', sizeof addr);
3747 if (CtdlIsMe(addr, sizeof addr)) {
3748 cprintf("%d %s\n", CIT_OK, addr);
3751 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);