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>
36 #include "serv_extensions.h"
40 #include "sysdep_decls.h"
41 #include "citserver.h"
48 #include "mime_parser.h"
51 #include "internet_addressing.h"
53 #include "euidindex.h"
54 #include "journaling.h"
55 #include "citadel_dirs.h"
56 #include "clientsocket.h"
60 struct addresses_to_be_filed *atbf = NULL;
62 /* This temp file holds the queue of operations for AdjRefCount() */
63 static FILE *arcfp = NULL;
66 * This really belongs in serv_network.c, but I don't know how to export
67 * symbols between modules.
69 struct FilterList *filterlist = NULL;
73 * These are the four-character field headers we use when outputting
74 * messages in Citadel format (as opposed to RFC822 format).
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,
83 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
84 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
112 * This function is self explanatory.
113 * (What can I say, I'm in a weird mood today...)
115 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
119 for (i = 0; i < strlen(name); ++i) {
120 if (name[i] == '@') {
121 while (isspace(name[i - 1]) && i > 0) {
122 strcpy(&name[i - 1], &name[i]);
125 while (isspace(name[i + 1])) {
126 strcpy(&name[i + 1], &name[i + 2]);
134 * Aliasing for network mail.
135 * (Error messages have been commented out, because this is a server.)
137 int alias(char *name)
138 { /* process alias and routing info for mail */
141 char aaa[SIZ], bbb[SIZ];
142 char *ignetcfg = NULL;
143 char *ignetmap = NULL;
149 char original_name[256];
150 safestrncpy(original_name, name, sizeof original_name);
153 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
154 stripallbut(name, '<', '>');
156 fp = fopen(file_mail_aliases, "r");
158 fp = fopen("/dev/null", "r");
165 while (fgets(aaa, sizeof aaa, fp) != NULL) {
166 while (isspace(name[0]))
167 strcpy(name, &name[1]);
168 aaa[strlen(aaa) - 1] = 0;
170 for (a = 0; a < strlen(aaa); ++a) {
172 strcpy(bbb, &aaa[a + 1]);
176 if (!strcasecmp(name, aaa))
181 /* Hit the Global Address Book */
182 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
186 if (strcasecmp(original_name, name)) {
187 lprintf(CTDL_INFO, "%s is being forwarded to %s\n", original_name, name);
190 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
191 for (a=0; a<strlen(name); ++a) {
192 if (name[a] == '@') {
193 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
195 lprintf(CTDL_INFO, "Changed to <%s>\n", name);
200 /* determine local or remote type, see citadel.h */
201 at = haschar(name, '@');
202 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
203 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
204 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
206 /* figure out the delivery mode */
207 extract_token(node, name, 1, '@', sizeof node);
209 /* If there are one or more dots in the nodename, we assume that it
210 * is an FQDN and will attempt SMTP delivery to the Internet.
212 if (haschar(node, '.') > 0) {
213 return(MES_INTERNET);
216 /* Otherwise we look in the IGnet maps for a valid Citadel node.
217 * Try directly-connected nodes first...
219 ignetcfg = CtdlGetSysConfig(IGNETCFG);
220 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
221 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
222 extract_token(testnode, buf, 0, '|', sizeof testnode);
223 if (!strcasecmp(node, testnode)) {
231 * Then try nodes that are two or more hops away.
233 ignetmap = CtdlGetSysConfig(IGNETMAP);
234 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
235 extract_token(buf, ignetmap, i, '\n', sizeof buf);
236 extract_token(testnode, buf, 0, '|', sizeof testnode);
237 if (!strcasecmp(node, testnode)) {
244 /* If we get to this point it's an invalid node name */
250 * Back end for the MSGS command: output message number only.
252 void simple_listing(long msgnum, void *userdata)
254 cprintf("%ld\n", msgnum);
260 * Back end for the MSGS command: output header summary.
262 void headers_listing(long msgnum, void *userdata)
264 struct CtdlMessage *msg;
266 msg = CtdlFetchMessage(msgnum, 0);
268 cprintf("%ld|0|||||\n", msgnum);
272 cprintf("%ld|%s|%s|%s|%s|%s|\n",
274 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
275 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
276 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
277 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
278 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
280 CtdlFreeMessage(msg);
285 /* Determine if a given message matches the fields in a message template.
286 * Return 0 for a successful match.
288 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
291 /* If there aren't any fields in the template, all messages will
294 if (template == NULL) return(0);
296 /* Null messages are bogus. */
297 if (msg == NULL) return(1);
299 for (i='A'; i<='Z'; ++i) {
300 if (template->cm_fields[i] != NULL) {
301 if (msg->cm_fields[i] == NULL) {
304 if (strcasecmp(msg->cm_fields[i],
305 template->cm_fields[i])) return 1;
309 /* All compares succeeded: we have a match! */
316 * Retrieve the "seen" message list for the current room.
318 void CtdlGetSeen(char *buf, int which_set) {
321 /* Learn about the user and room in question */
322 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
324 if (which_set == ctdlsetseen_seen)
325 safestrncpy(buf, vbuf.v_seen, SIZ);
326 if (which_set == ctdlsetseen_answered)
327 safestrncpy(buf, vbuf.v_answered, SIZ);
333 * Manipulate the "seen msgs" string (or other message set strings)
335 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
336 int target_setting, int which_set,
337 struct ctdluser *which_user, struct ctdlroom *which_room) {
338 struct cdbdata *cdbfr;
350 char *is_set; /* actually an array of booleans */
353 char setstr[SIZ], lostr[SIZ], histr[SIZ];
356 /* Don't bother doing *anything* if we were passed a list of zero messages */
357 if (num_target_msgnums < 1) {
361 lprintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %d, %d)\n",
362 num_target_msgnums, target_msgnums[0],
363 target_setting, which_set);
365 /* Learn about the user and room in question */
366 CtdlGetRelationship(&vbuf,
367 ((which_user != NULL) ? which_user : &CC->user),
368 ((which_room != NULL) ? which_room : &CC->room)
371 /* Load the message list */
372 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
374 msglist = (long *) cdbfr->ptr;
375 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
376 num_msgs = cdbfr->len / sizeof(long);
379 return; /* No messages at all? No further action. */
382 is_set = malloc(num_msgs * sizeof(char));
383 memset(is_set, 0, (num_msgs * sizeof(char)) );
385 /* Decide which message set we're manipulating */
387 case ctdlsetseen_seen:
388 safestrncpy(vset, vbuf.v_seen, sizeof vset);
390 case ctdlsetseen_answered:
391 safestrncpy(vset, vbuf.v_answered, sizeof vset);
395 /* lprintf(CTDL_DEBUG, "before optimize: %s\n", vset); */
397 /* Translate the existing sequence set into an array of booleans */
398 num_sets = num_tokens(vset, ',');
399 for (s=0; s<num_sets; ++s) {
400 extract_token(setstr, vset, s, ',', sizeof setstr);
402 extract_token(lostr, setstr, 0, ':', sizeof lostr);
403 if (num_tokens(setstr, ':') >= 2) {
404 extract_token(histr, setstr, 1, ':', sizeof histr);
405 if (!strcmp(histr, "*")) {
406 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
410 strcpy(histr, lostr);
415 for (i = 0; i < num_msgs; ++i) {
416 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
422 /* Now translate the array of booleans back into a sequence set */
427 for (i=0; i<num_msgs; ++i) {
429 is_seen = is_set[i]; /* Default to existing setting */
431 for (k=0; k<num_target_msgnums; ++k) {
432 if (msglist[i] == target_msgnums[k]) {
433 is_seen = target_setting;
438 if (lo < 0L) lo = msglist[i];
442 if ( ((is_seen == 0) && (was_seen == 1))
443 || ((is_seen == 1) && (i == num_msgs-1)) ) {
445 /* begin trim-o-matic code */
448 while ( (strlen(vset) + 20) > sizeof vset) {
449 remove_token(vset, 0, ',');
451 if (j--) break; /* loop no more than 9 times */
453 if ( (trimming) && (which_set == ctdlsetseen_seen) ) {
457 snprintf(lostr, sizeof lostr,
458 "1:%ld,%s", t, vset);
459 safestrncpy(vset, lostr, sizeof vset);
461 /* end trim-o-matic code */
469 snprintf(&vset[tmp], (sizeof vset) - tmp,
473 snprintf(&vset[tmp], (sizeof vset) - tmp,
482 /* Decide which message set we're manipulating */
484 case ctdlsetseen_seen:
485 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
487 case ctdlsetseen_answered:
488 safestrncpy(vbuf.v_answered, vset,
489 sizeof vbuf.v_answered);
494 /* lprintf(CTDL_DEBUG, " after optimize: %s\n", vset); */
496 CtdlSetRelationship(&vbuf,
497 ((which_user != NULL) ? which_user : &CC->user),
498 ((which_room != NULL) ? which_room : &CC->room)
504 * API function to perform an operation for each qualifying message in the
505 * current room. (Returns the number of messages processed.)
507 int CtdlForEachMessage(int mode, long ref, char *search_string,
509 struct CtdlMessage *compare,
510 void (*CallBack) (long, void *),
516 struct cdbdata *cdbfr;
517 long *msglist = NULL;
519 int num_processed = 0;
522 struct CtdlMessage *msg = NULL;
525 int printed_lastold = 0;
526 int num_search_msgs = 0;
527 long *search_msgs = NULL;
529 int need_to_free_re = 0;
532 if (content_type) if (!IsEmptyStr(content_type)) {
533 regcomp(&re, content_type, 0);
537 /* Learn about the user and room in question */
538 getuser(&CC->user, CC->curr_user);
539 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
541 /* Load the message list */
542 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
544 msglist = (long *) cdbfr->ptr;
545 num_msgs = cdbfr->len / sizeof(long);
547 if (need_to_free_re) regfree(&re);
548 return 0; /* No messages at all? No further action. */
553 * Now begin the traversal.
555 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
557 /* If the caller is looking for a specific MIME type, filter
558 * out all messages which are not of the type requested.
560 if (content_type != NULL) if (!IsEmptyStr(content_type)) {
562 /* This call to GetMetaData() sits inside this loop
563 * so that we only do the extra database read per msg
564 * if we need to. Doing the extra read all the time
565 * really kills the server. If we ever need to use
566 * metadata for another search criterion, we need to
567 * move the read somewhere else -- but still be smart
568 * enough to only do the read if the caller has
569 * specified something that will need it.
571 GetMetaData(&smi, msglist[a]);
573 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
574 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
580 num_msgs = sort_msglist(msglist, num_msgs);
582 /* If a template was supplied, filter out the messages which
583 * don't match. (This could induce some delays!)
586 if (compare != NULL) {
587 for (a = 0; a < num_msgs; ++a) {
588 msg = CtdlFetchMessage(msglist[a], 1);
590 if (CtdlMsgCmp(msg, compare)) {
593 CtdlFreeMessage(msg);
599 /* If a search string was specified, get a message list from
600 * the full text index and remove messages which aren't on both
604 * Since the lists are sorted and strictly ascending, and the
605 * output list is guaranteed to be shorter than or equal to the
606 * input list, we overwrite the bottom of the input list. This
607 * eliminates the need to memmove big chunks of the list over and
610 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
612 /* Call search module via hook mechanism.
613 * NULL means use any search function available.
614 * otherwise replace with a char * to name of search routine
616 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
618 if (num_search_msgs > 0) {
622 orig_num_msgs = num_msgs;
624 for (i=0; i<orig_num_msgs; ++i) {
625 for (j=0; j<num_search_msgs; ++j) {
626 if (msglist[i] == search_msgs[j]) {
627 msglist[num_msgs++] = msglist[i];
633 num_msgs = 0; /* No messages qualify */
635 if (search_msgs != NULL) free(search_msgs);
637 /* Now that we've purged messages which don't contain the search
638 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
645 * Now iterate through the message list, according to the
646 * criteria supplied by the caller.
649 for (a = 0; a < num_msgs; ++a) {
650 thismsg = msglist[a];
651 if (mode == MSGS_ALL) {
655 is_seen = is_msg_in_sequence_set(
656 vbuf.v_seen, thismsg);
657 if (is_seen) lastold = thismsg;
663 || ((mode == MSGS_OLD) && (is_seen))
664 || ((mode == MSGS_NEW) && (!is_seen))
665 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
666 || ((mode == MSGS_FIRST) && (a < ref))
667 || ((mode == MSGS_GT) && (thismsg > ref))
668 || ((mode == MSGS_EQ) && (thismsg == ref))
671 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
673 CallBack(lastold, userdata);
677 if (CallBack) CallBack(thismsg, userdata);
681 cdb_free(cdbfr); /* Clean up */
682 if (need_to_free_re) regfree(&re);
683 return num_processed;
689 * cmd_msgs() - get list of message #'s in this room
690 * implements the MSGS server command using CtdlForEachMessage()
692 void cmd_msgs(char *cmdbuf)
701 int with_template = 0;
702 struct CtdlMessage *template = NULL;
703 int with_headers = 0;
704 char search_string[1024];
706 extract_token(which, cmdbuf, 0, '|', sizeof which);
707 cm_ref = extract_int(cmdbuf, 1);
708 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
709 with_template = extract_int(cmdbuf, 2);
710 with_headers = extract_int(cmdbuf, 3);
713 if (!strncasecmp(which, "OLD", 3))
715 else if (!strncasecmp(which, "NEW", 3))
717 else if (!strncasecmp(which, "FIRST", 5))
719 else if (!strncasecmp(which, "LAST", 4))
721 else if (!strncasecmp(which, "GT", 2))
723 else if (!strncasecmp(which, "SEARCH", 6))
728 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
729 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
733 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
734 cprintf("%d Full text index is not enabled on this server.\n",
735 ERROR + CMD_NOT_SUPPORTED);
741 cprintf("%d Send template then receive message list\n",
743 template = (struct CtdlMessage *)
744 malloc(sizeof(struct CtdlMessage));
745 memset(template, 0, sizeof(struct CtdlMessage));
746 template->cm_magic = CTDLMESSAGE_MAGIC;
747 template->cm_anon_type = MES_NORMAL;
749 while(client_getln(buf, sizeof buf), strcmp(buf,"000")) {
750 extract_token(tfield, buf, 0, '|', sizeof tfield);
751 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
752 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
753 if (!strcasecmp(tfield, msgkeys[i])) {
754 template->cm_fields[i] =
762 cprintf("%d \n", LISTING_FOLLOWS);
765 CtdlForEachMessage(mode,
766 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
767 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
770 (with_headers ? headers_listing : simple_listing),
773 if (template != NULL) CtdlFreeMessage(template);
781 * help_subst() - support routine for help file viewer
783 void help_subst(char *strbuf, char *source, char *dest)
788 while (p = pattern2(strbuf, source), (p >= 0)) {
789 strcpy(workbuf, &strbuf[p + strlen(source)]);
790 strcpy(&strbuf[p], dest);
791 strcat(strbuf, workbuf);
796 void do_help_subst(char *buffer)
800 help_subst(buffer, "^nodename", config.c_nodename);
801 help_subst(buffer, "^humannode", config.c_humannode);
802 help_subst(buffer, "^fqdn", config.c_fqdn);
803 help_subst(buffer, "^username", CC->user.fullname);
804 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
805 help_subst(buffer, "^usernum", buf2);
806 help_subst(buffer, "^sysadm", config.c_sysadm);
807 help_subst(buffer, "^variantname", CITADEL);
808 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
809 help_subst(buffer, "^maxsessions", buf2);
810 help_subst(buffer, "^bbsdir", ctdl_bbsbase_dir);
816 * memfmout() - Citadel text formatter and paginator.
817 * Although the original purpose of this routine was to format
818 * text to the reader's screen width, all we're really using it
819 * for here is to format text out to 80 columns before sending it
820 * to the client. The client software may reformat it again.
823 char *mptr, /* where are we going to get our text from? */
824 char subst, /* nonzero if we should do substitutions */
825 char *nl) /* string to terminate lines with */
833 static int width = 80;
838 c = 1; /* c is the current pos */
842 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
844 buffer[strlen(buffer) + 1] = 0;
845 buffer[strlen(buffer)] = ch;
848 if (buffer[0] == '^')
849 do_help_subst(buffer);
851 buffer[strlen(buffer) + 1] = 0;
853 strcpy(buffer, &buffer[1]);
861 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10)) {
864 if (((old == 13) || (old == 10)) && (isspace(real))) {
869 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
870 cprintf("%s%s", nl, aaa);
879 if ((strlen(aaa) + c) > (width - 5)) {
888 if ((ch == 13) || (ch == 10)) {
889 cprintf("%s%s", aaa, nl);
896 cprintf("%s%s", aaa, nl);
902 * Callback function for mime parser that simply lists the part
904 void list_this_part(char *name, char *filename, char *partnum, char *disp,
905 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
910 ma = (struct ma_info *)cbuserdata;
911 if (ma->is_ma == 0) {
912 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
913 name, filename, partnum, disp, cbtype, (long)length);
918 * Callback function for multipart prefix
920 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
921 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
926 ma = (struct ma_info *)cbuserdata;
927 if (!strcasecmp(cbtype, "multipart/alternative")) {
931 if (ma->is_ma == 0) {
932 cprintf("pref=%s|%s\n", partnum, cbtype);
937 * Callback function for multipart sufffix
939 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
940 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
945 ma = (struct ma_info *)cbuserdata;
946 if (ma->is_ma == 0) {
947 cprintf("suff=%s|%s\n", partnum, cbtype);
949 if (!strcasecmp(cbtype, "multipart/alternative")) {
956 * Callback function for mime parser that opens a section for downloading
958 void mime_download(char *name, char *filename, char *partnum, char *disp,
959 void *content, char *cbtype, char *cbcharset, size_t length,
960 char *encoding, void *cbuserdata)
963 /* Silently go away if there's already a download open... */
964 if (CC->download_fp != NULL)
967 /* ...or if this is not the desired section */
968 if (strcasecmp(CC->download_desired_section, partnum))
971 CC->download_fp = tmpfile();
972 if (CC->download_fp == NULL)
975 fwrite(content, length, 1, CC->download_fp);
976 fflush(CC->download_fp);
977 rewind(CC->download_fp);
979 OpenCmdResult(filename, cbtype);
985 * Callback function for mime parser that outputs a section all at once
987 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
988 void *content, char *cbtype, char *cbcharset, size_t length,
989 char *encoding, void *cbuserdata)
991 int *found_it = (int *)cbuserdata;
993 /* ...or if this is not the desired section */
994 if (strcasecmp(CC->download_desired_section, partnum))
999 cprintf("%d %d\n", BINARY_FOLLOWS, (int)length);
1000 client_write(content, length);
1006 * Load a message from disk into memory.
1007 * This is used by CtdlOutputMsg() and other fetch functions.
1009 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1010 * using the CtdlMessageFree() function.
1012 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1014 struct cdbdata *dmsgtext;
1015 struct CtdlMessage *ret = NULL;
1019 cit_uint8_t field_header;
1021 lprintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1023 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1024 if (dmsgtext == NULL) {
1027 mptr = dmsgtext->ptr;
1028 upper_bound = mptr + dmsgtext->len;
1030 /* Parse the three bytes that begin EVERY message on disk.
1031 * The first is always 0xFF, the on-disk magic number.
1032 * The second is the anonymous/public type byte.
1033 * The third is the format type byte (vari, fixed, or MIME).
1037 lprintf(CTDL_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1041 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1042 memset(ret, 0, sizeof(struct CtdlMessage));
1044 ret->cm_magic = CTDLMESSAGE_MAGIC;
1045 ret->cm_anon_type = *mptr++; /* Anon type byte */
1046 ret->cm_format_type = *mptr++; /* Format type byte */
1049 * The rest is zero or more arbitrary fields. Load them in.
1050 * We're done when we encounter either a zero-length field or
1051 * have just processed the 'M' (message text) field.
1054 if (mptr >= upper_bound) {
1057 field_header = *mptr++;
1058 ret->cm_fields[field_header] = strdup(mptr);
1060 while (*mptr++ != 0); /* advance to next field */
1062 } while ((mptr < upper_bound) && (field_header != 'M'));
1066 /* Always make sure there's something in the msg text field. If
1067 * it's NULL, the message text is most likely stored separately,
1068 * so go ahead and fetch that. Failing that, just set a dummy
1069 * body so other code doesn't barf.
1071 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1072 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1073 if (dmsgtext != NULL) {
1074 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1078 if (ret->cm_fields['M'] == NULL) {
1079 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1082 /* Perform "before read" hooks (aborting if any return nonzero) */
1083 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1084 CtdlFreeMessage(ret);
1093 * Returns 1 if the supplied pointer points to a valid Citadel message.
1094 * If the pointer is NULL or the magic number check fails, returns 0.
1096 int is_valid_message(struct CtdlMessage *msg) {
1099 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1100 lprintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1108 * 'Destructor' for struct CtdlMessage
1110 void CtdlFreeMessage(struct CtdlMessage *msg)
1114 if (is_valid_message(msg) == 0)
1116 if (msg != NULL) free (msg);
1120 for (i = 0; i < 256; ++i)
1121 if (msg->cm_fields[i] != NULL) {
1122 free(msg->cm_fields[i]);
1125 msg->cm_magic = 0; /* just in case */
1131 * Pre callback function for multipart/alternative
1133 * NOTE: this differs from the standard behavior for a reason. Normally when
1134 * displaying multipart/alternative you want to show the _last_ usable
1135 * format in the message. Here we show the _first_ one, because it's
1136 * usually text/plain. Since this set of functions is designed for text
1137 * output to non-MIME-aware clients, this is the desired behavior.
1140 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1141 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1146 ma = (struct ma_info *)cbuserdata;
1147 lprintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1148 if (!strcasecmp(cbtype, "multipart/alternative")) {
1152 if (!strcasecmp(cbtype, "message/rfc822")) {
1158 * Post callback function for multipart/alternative
1160 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1161 void *content, char *cbtype, char *cbcharset, size_t length,
1162 char *encoding, void *cbuserdata)
1166 ma = (struct ma_info *)cbuserdata;
1167 lprintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1168 if (!strcasecmp(cbtype, "multipart/alternative")) {
1172 if (!strcasecmp(cbtype, "message/rfc822")) {
1178 * Inline callback function for mime parser that wants to display text
1180 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1181 void *content, char *cbtype, char *cbcharset, size_t length,
1182 char *encoding, void *cbuserdata)
1189 ma = (struct ma_info *)cbuserdata;
1192 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1193 partnum, filename, cbtype, (long)length);
1196 * If we're in the middle of a multipart/alternative scope and
1197 * we've already printed another section, skip this one.
1199 if ( (ma->is_ma) && (ma->did_print) ) {
1200 lprintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1205 if ( (!strcasecmp(cbtype, "text/plain"))
1206 || (IsEmptyStr(cbtype)) ) {
1209 client_write(wptr, length);
1210 if (wptr[length-1] != '\n') {
1217 if (!strcasecmp(cbtype, "text/html")) {
1218 ptr = html_to_ascii(content, length, 80, 0);
1220 client_write(ptr, wlen);
1221 if (ptr[wlen-1] != '\n') {
1228 if (ma->use_fo_hooks) {
1229 if (PerformFixedOutputHooks(cbtype, content, length)) {
1230 /* above function returns nonzero if it handled the part */
1235 if (strncasecmp(cbtype, "multipart/", 10)) {
1236 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1237 partnum, filename, cbtype, (long)length);
1243 * The client is elegant and sophisticated and wants to be choosy about
1244 * MIME content types, so figure out which multipart/alternative part
1245 * we're going to send.
1247 * We use a system of weights. When we find a part that matches one of the
1248 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1249 * and then set ma->chosen_pref to that MIME type's position in our preference
1250 * list. If we then hit another match, we only replace the first match if
1251 * the preference value is lower.
1253 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1254 void *content, char *cbtype, char *cbcharset, size_t length,
1255 char *encoding, void *cbuserdata)
1261 ma = (struct ma_info *)cbuserdata;
1263 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1264 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1265 // I don't know if there are any side effects! Please TEST TEST TEST
1266 //if (ma->is_ma > 0) {
1268 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1269 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1270 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1271 if (i < ma->chosen_pref) {
1272 lprintf(CTDL_DEBUG, "Setting chosen part: <%s>\n", partnum);
1273 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1274 ma->chosen_pref = i;
1281 * Now that we've chosen our preferred part, output it.
1283 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1284 void *content, char *cbtype, char *cbcharset, size_t length,
1285 char *encoding, void *cbuserdata)
1289 int add_newline = 0;
1293 ma = (struct ma_info *)cbuserdata;
1295 /* This is not the MIME part you're looking for... */
1296 if (strcasecmp(partnum, ma->chosen_part)) return;
1298 /* If the content-type of this part is in our preferred formats
1299 * list, we can simply output it verbatim.
1301 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1302 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1303 if (!strcasecmp(buf, cbtype)) {
1304 /* Yeah! Go! W00t!! */
1306 text_content = (char *)content;
1307 if (text_content[length-1] != '\n') {
1310 cprintf("Content-type: %s", cbtype);
1311 if (!IsEmptyStr(cbcharset)) {
1312 cprintf("; charset=%s", cbcharset);
1314 cprintf("\nContent-length: %d\n",
1315 (int)(length + add_newline) );
1316 if (!IsEmptyStr(encoding)) {
1317 cprintf("Content-transfer-encoding: %s\n", encoding);
1320 cprintf("Content-transfer-encoding: 7bit\n");
1322 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1324 client_write(content, length);
1325 if (add_newline) cprintf("\n");
1330 /* No translations required or possible: output as text/plain */
1331 cprintf("Content-type: text/plain\n\n");
1332 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1333 length, encoding, cbuserdata);
1338 char desired_section[64];
1345 * Callback function for
1347 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1348 void *content, char *cbtype, char *cbcharset, size_t length,
1349 char *encoding, void *cbuserdata)
1351 struct encapmsg *encap;
1353 encap = (struct encapmsg *)cbuserdata;
1355 /* Only proceed if this is the desired section... */
1356 if (!strcasecmp(encap->desired_section, partnum)) {
1357 encap->msglen = length;
1358 encap->msg = malloc(length + 2);
1359 memcpy(encap->msg, content, length);
1369 * Get a message off disk. (returns om_* values found in msgbase.h)
1372 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1373 int mode, /* how would you like that message? */
1374 int headers_only, /* eschew the message body? */
1375 int do_proto, /* do Citadel protocol responses? */
1376 int crlf, /* Use CRLF newlines instead of LF? */
1377 char *section /* NULL or a message/rfc822 section */
1379 struct CtdlMessage *TheMessage = NULL;
1380 int retcode = om_no_such_msg;
1381 struct encapmsg encap;
1383 lprintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1385 (section ? section : "<>")
1388 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1389 if (do_proto) cprintf("%d Not logged in.\n",
1390 ERROR + NOT_LOGGED_IN);
1391 return(om_not_logged_in);
1394 /* FIXME: check message id against msglist for this room */
1397 * Fetch the message from disk. If we're in any sort of headers
1398 * only mode, request that we don't even bother loading the body
1401 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1402 TheMessage = CtdlFetchMessage(msg_num, 0);
1405 TheMessage = CtdlFetchMessage(msg_num, 1);
1408 if (TheMessage == NULL) {
1409 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1410 ERROR + MESSAGE_NOT_FOUND, msg_num);
1411 return(om_no_such_msg);
1414 /* Here is the weird form of this command, to process only an
1415 * encapsulated message/rfc822 section.
1417 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1418 memset(&encap, 0, sizeof encap);
1419 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1420 mime_parser(TheMessage->cm_fields['M'],
1422 *extract_encapsulated_message,
1423 NULL, NULL, (void *)&encap, 0
1425 CtdlFreeMessage(TheMessage);
1429 encap.msg[encap.msglen] = 0;
1430 TheMessage = convert_internet_message(encap.msg);
1431 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1433 /* Now we let it fall through to the bottom of this
1434 * function, because TheMessage now contains the
1435 * encapsulated message instead of the top-level
1436 * message. Isn't that neat?
1441 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1442 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1443 retcode = om_no_such_msg;
1448 /* Ok, output the message now */
1449 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf);
1450 CtdlFreeMessage(TheMessage);
1457 * Get a message off disk. (returns om_* values found in msgbase.h)
1459 int CtdlOutputPreLoadedMsg(
1460 struct CtdlMessage *TheMessage,
1461 int mode, /* how would you like that message? */
1462 int headers_only, /* eschew the message body? */
1463 int do_proto, /* do Citadel protocol responses? */
1464 int crlf /* Use CRLF newlines instead of LF? */
1470 char display_name[256];
1472 char *nl; /* newline string */
1474 int subject_found = 0;
1477 /* Buffers needed for RFC822 translation. These are all filled
1478 * using functions that are bounds-checked, and therefore we can
1479 * make them substantially smaller than SIZ.
1487 char datestamp[100];
1489 lprintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1490 ((TheMessage == NULL) ? "NULL" : "not null"),
1491 mode, headers_only, do_proto, crlf);
1493 strcpy(mid, "unknown");
1494 nl = (crlf ? "\r\n" : "\n");
1496 if (!is_valid_message(TheMessage)) {
1498 "ERROR: invalid preloaded message for output\n");
1499 return(om_no_such_msg);
1502 /* Are we downloading a MIME component? */
1503 if (mode == MT_DOWNLOAD) {
1504 if (TheMessage->cm_format_type != FMT_RFC822) {
1506 cprintf("%d This is not a MIME message.\n",
1507 ERROR + ILLEGAL_VALUE);
1508 } else if (CC->download_fp != NULL) {
1509 if (do_proto) cprintf(
1510 "%d You already have a download open.\n",
1511 ERROR + RESOURCE_BUSY);
1513 /* Parse the message text component */
1514 mptr = TheMessage->cm_fields['M'];
1515 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1516 /* If there's no file open by this time, the requested
1517 * section wasn't found, so print an error
1519 if (CC->download_fp == NULL) {
1520 if (do_proto) cprintf(
1521 "%d Section %s not found.\n",
1522 ERROR + FILE_NOT_FOUND,
1523 CC->download_desired_section);
1526 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1529 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
1530 * in a single server operation instead of opening a download file.
1532 if (mode == MT_SPEW_SECTION) {
1533 if (TheMessage->cm_format_type != FMT_RFC822) {
1535 cprintf("%d This is not a MIME message.\n",
1536 ERROR + ILLEGAL_VALUE);
1538 /* Parse the message text component */
1541 mptr = TheMessage->cm_fields['M'];
1542 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
1543 /* If section wasn't found, print an error
1546 if (do_proto) cprintf(
1547 "%d Section %s not found.\n",
1548 ERROR + FILE_NOT_FOUND,
1549 CC->download_desired_section);
1552 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1555 /* now for the user-mode message reading loops */
1556 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1558 /* Does the caller want to skip the headers? */
1559 if (headers_only == HEADERS_NONE) goto START_TEXT;
1561 /* Tell the client which format type we're using. */
1562 if ( (mode == MT_CITADEL) && (do_proto) ) {
1563 cprintf("type=%d\n", TheMessage->cm_format_type);
1566 /* nhdr=yes means that we're only displaying headers, no body */
1567 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1568 && (mode == MT_CITADEL)
1571 cprintf("nhdr=yes\n");
1574 /* begin header processing loop for Citadel message format */
1576 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1578 safestrncpy(display_name, "<unknown>", sizeof display_name);
1579 if (TheMessage->cm_fields['A']) {
1580 strcpy(buf, TheMessage->cm_fields['A']);
1581 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1582 safestrncpy(display_name, "****", sizeof display_name);
1584 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1585 safestrncpy(display_name, "anonymous", sizeof display_name);
1588 safestrncpy(display_name, buf, sizeof display_name);
1590 if ((is_room_aide())
1591 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1592 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1593 size_t tmp = strlen(display_name);
1594 snprintf(&display_name[tmp],
1595 sizeof display_name - tmp,
1600 /* Don't show Internet address for users on the
1601 * local Citadel network.
1604 if (TheMessage->cm_fields['N'] != NULL)
1605 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1606 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1610 /* Now spew the header fields in the order we like them. */
1611 safestrncpy(allkeys, FORDER, sizeof allkeys);
1612 for (i=0; i<strlen(allkeys); ++i) {
1613 k = (int) allkeys[i];
1615 if ( (TheMessage->cm_fields[k] != NULL)
1616 && (msgkeys[k] != NULL) ) {
1618 if (do_proto) cprintf("%s=%s\n",
1622 else if ((k == 'F') && (suppress_f)) {
1625 /* Masquerade display name if needed */
1627 if (do_proto) cprintf("%s=%s\n",
1629 TheMessage->cm_fields[k]
1638 /* begin header processing loop for RFC822 transfer format */
1643 strcpy(snode, NODENAME);
1644 strcpy(lnode, HUMANNODE);
1645 if (mode == MT_RFC822) {
1646 for (i = 0; i < 256; ++i) {
1647 if (TheMessage->cm_fields[i]) {
1648 mptr = TheMessage->cm_fields[i];
1651 safestrncpy(luser, mptr, sizeof luser);
1652 safestrncpy(suser, mptr, sizeof suser);
1654 else if (i == 'Y') {
1655 cprintf("CC: %s%s", mptr, nl);
1657 else if (i == 'P') {
1658 cprintf("Return-Path: %s%s", mptr, nl);
1660 else if (i == 'V') {
1661 cprintf("Envelope-To: %s%s", mptr, nl);
1663 else if (i == 'U') {
1664 cprintf("Subject: %s%s", mptr, nl);
1668 safestrncpy(mid, mptr, sizeof mid);
1670 safestrncpy(lnode, mptr, sizeof lnode);
1672 safestrncpy(fuser, mptr, sizeof fuser);
1673 /* else if (i == 'O')
1674 cprintf("X-Citadel-Room: %s%s",
1677 safestrncpy(snode, mptr, sizeof snode);
1680 if (haschar(mptr, '@') == 0)
1682 cprintf("To: %s@%s%s", mptr, config.c_fqdn, nl);
1686 cprintf("To: %s%s", mptr, nl);
1689 else if (i == 'T') {
1690 datestring(datestamp, sizeof datestamp,
1691 atol(mptr), DATESTRING_RFC822);
1692 cprintf("Date: %s%s", datestamp, nl);
1696 if (subject_found == 0) {
1697 cprintf("Subject: (no subject)%s", nl);
1701 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
1702 suser[i] = tolower(suser[i]);
1703 if (!isalnum(suser[i])) suser[i]='_';
1706 if (mode == MT_RFC822) {
1707 if (!strcasecmp(snode, NODENAME)) {
1708 safestrncpy(snode, FQDN, sizeof snode);
1711 /* Construct a fun message id */
1712 cprintf("Message-ID: <%s", mid);
1713 if (strchr(mid, '@')==NULL) {
1714 cprintf("@%s", snode);
1718 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1719 cprintf("From: \"----\" <x@x.org>%s", nl);
1721 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1722 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1724 else if (!IsEmptyStr(fuser)) {
1725 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1728 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1731 cprintf("Organization: %s%s", lnode, nl);
1733 /* Blank line signifying RFC822 end-of-headers */
1734 if (TheMessage->cm_format_type != FMT_RFC822) {
1739 /* end header processing loop ... at this point, we're in the text */
1741 if (headers_only == HEADERS_FAST) goto DONE;
1742 mptr = TheMessage->cm_fields['M'];
1744 /* Tell the client about the MIME parts in this message */
1745 if (TheMessage->cm_format_type == FMT_RFC822) {
1746 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1747 memset(&ma, 0, sizeof(struct ma_info));
1748 mime_parser(mptr, NULL,
1749 (do_proto ? *list_this_part : NULL),
1750 (do_proto ? *list_this_pref : NULL),
1751 (do_proto ? *list_this_suff : NULL),
1754 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1755 char *start_of_text = NULL;
1756 start_of_text = strstr(mptr, "\n\r\n");
1757 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1758 if (start_of_text == NULL) start_of_text = mptr;
1760 start_of_text = strstr(start_of_text, "\n");
1765 int nllen = strlen(nl);
1766 while (ch=*mptr, ch!=0) {
1772 ((headers_only == HEADERS_NONE) && (mptr >= start_of_text))
1773 || ((headers_only == HEADERS_ONLY) && (mptr < start_of_text))
1774 || ((headers_only != HEADERS_NONE) && (headers_only != HEADERS_ONLY))
1777 sprintf(&outbuf[outlen], "%s", nl);
1781 outbuf[outlen++] = ch;
1786 if (outlen > 1000) {
1787 client_write(outbuf, outlen);
1792 client_write(outbuf, outlen);
1800 if (headers_only == HEADERS_ONLY) {
1804 /* signify start of msg text */
1805 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1806 if (do_proto) cprintf("text\n");
1809 /* If the format type on disk is 1 (fixed-format), then we want
1810 * everything to be output completely literally ... regardless of
1811 * what message transfer format is in use.
1813 if (TheMessage->cm_format_type == FMT_FIXED) {
1814 if (mode == MT_MIME) {
1815 cprintf("Content-type: text/plain\n\n");
1818 while (ch = *mptr++, ch > 0) {
1821 if ((ch == 10) || (strlen(buf) > 250)) {
1822 cprintf("%s%s", buf, nl);
1825 buf[strlen(buf) + 1] = 0;
1826 buf[strlen(buf)] = ch;
1829 if (!IsEmptyStr(buf))
1830 cprintf("%s%s", buf, nl);
1833 /* If the message on disk is format 0 (Citadel vari-format), we
1834 * output using the formatter at 80 columns. This is the final output
1835 * form if the transfer format is RFC822, but if the transfer format
1836 * is Citadel proprietary, it'll still work, because the indentation
1837 * for new paragraphs is correct and the client will reformat the
1838 * message to the reader's screen width.
1840 if (TheMessage->cm_format_type == FMT_CITADEL) {
1841 if (mode == MT_MIME) {
1842 cprintf("Content-type: text/x-citadel-variformat\n\n");
1844 memfmout(mptr, 0, nl);
1847 /* If the message on disk is format 4 (MIME), we've gotta hand it
1848 * off to the MIME parser. The client has already been told that
1849 * this message is format 1 (fixed format), so the callback function
1850 * we use will display those parts as-is.
1852 if (TheMessage->cm_format_type == FMT_RFC822) {
1853 memset(&ma, 0, sizeof(struct ma_info));
1855 if (mode == MT_MIME) {
1856 ma.use_fo_hooks = 0;
1857 strcpy(ma.chosen_part, "1");
1858 ma.chosen_pref = 9999;
1859 mime_parser(mptr, NULL,
1860 *choose_preferred, *fixed_output_pre,
1861 *fixed_output_post, (void *)&ma, 0);
1862 mime_parser(mptr, NULL,
1863 *output_preferred, NULL, NULL, (void *)&ma, 0);
1866 ma.use_fo_hooks = 1;
1867 mime_parser(mptr, NULL,
1868 *fixed_output, *fixed_output_pre,
1869 *fixed_output_post, (void *)&ma, 0);
1874 DONE: /* now we're done */
1875 if (do_proto) cprintf("000\n");
1882 * display a message (mode 0 - Citadel proprietary)
1884 void cmd_msg0(char *cmdbuf)
1887 int headers_only = HEADERS_ALL;
1889 msgid = extract_long(cmdbuf, 0);
1890 headers_only = extract_int(cmdbuf, 1);
1892 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL);
1898 * display a message (mode 2 - RFC822)
1900 void cmd_msg2(char *cmdbuf)
1903 int headers_only = HEADERS_ALL;
1905 msgid = extract_long(cmdbuf, 0);
1906 headers_only = extract_int(cmdbuf, 1);
1908 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL);
1914 * display a message (mode 3 - IGnet raw format - internal programs only)
1916 void cmd_msg3(char *cmdbuf)
1919 struct CtdlMessage *msg = NULL;
1922 if (CC->internal_pgm == 0) {
1923 cprintf("%d This command is for internal programs only.\n",
1924 ERROR + HIGHER_ACCESS_REQUIRED);
1928 msgnum = extract_long(cmdbuf, 0);
1929 msg = CtdlFetchMessage(msgnum, 1);
1931 cprintf("%d Message %ld not found.\n",
1932 ERROR + MESSAGE_NOT_FOUND, msgnum);
1936 serialize_message(&smr, msg);
1937 CtdlFreeMessage(msg);
1940 cprintf("%d Unable to serialize message\n",
1941 ERROR + INTERNAL_ERROR);
1945 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1946 client_write((char *)smr.ser, (int)smr.len);
1953 * Display a message using MIME content types
1955 void cmd_msg4(char *cmdbuf)
1960 msgid = extract_long(cmdbuf, 0);
1961 extract_token(section, cmdbuf, 1, '|', sizeof section);
1962 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) );
1968 * Client tells us its preferred message format(s)
1970 void cmd_msgp(char *cmdbuf)
1972 safestrncpy(CC->preferred_formats, cmdbuf,
1973 sizeof(CC->preferred_formats));
1974 cprintf("%d ok\n", CIT_OK);
1979 * Open a component of a MIME message as a download file
1981 void cmd_opna(char *cmdbuf)
1984 char desired_section[128];
1986 msgid = extract_long(cmdbuf, 0);
1987 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
1988 safestrncpy(CC->download_desired_section, desired_section,
1989 sizeof CC->download_desired_section);
1990 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL);
1995 * Open a component of a MIME message and transmit it all at once
1997 void cmd_dlat(char *cmdbuf)
2000 char desired_section[128];
2002 msgid = extract_long(cmdbuf, 0);
2003 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2004 safestrncpy(CC->download_desired_section, desired_section,
2005 sizeof CC->download_desired_section);
2006 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL);
2011 * Save one or more message pointers into a specified room
2012 * (Returns 0 for success, nonzero for failure)
2013 * roomname may be NULL to use the current room
2015 * Note that the 'supplied_msg' field may be set to NULL, in which case
2016 * the message will be fetched from disk, by number, if we need to perform
2017 * replication checks. This adds an additional database read, so if the
2018 * caller already has the message in memory then it should be supplied. (Obviously
2019 * this mode of operation only works if we're saving a single message.)
2021 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2022 int do_repl_check, struct CtdlMessage *supplied_msg)
2025 char hold_rm[ROOMNAMELEN];
2026 struct cdbdata *cdbfr;
2029 long highest_msg = 0L;
2032 struct CtdlMessage *msg = NULL;
2034 long *msgs_to_be_merged = NULL;
2035 int num_msgs_to_be_merged = 0;
2038 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d)\n",
2039 roomname, num_newmsgs, do_repl_check);
2041 strcpy(hold_rm, CC->room.QRname);
2044 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2045 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2046 if (num_newmsgs > 1) supplied_msg = NULL;
2048 /* Now the regular stuff */
2049 if (lgetroom(&CC->room,
2050 ((roomname != NULL) ? roomname : CC->room.QRname) )
2052 lprintf(CTDL_ERR, "No such room <%s>\n", roomname);
2053 return(ERROR + ROOM_NOT_FOUND);
2057 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2058 num_msgs_to_be_merged = 0;
2061 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2062 if (cdbfr == NULL) {
2066 msglist = (long *) cdbfr->ptr;
2067 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2068 num_msgs = cdbfr->len / sizeof(long);
2073 /* Create a list of msgid's which were supplied by the caller, but do
2074 * not already exist in the target room. It is absolutely taboo to
2075 * have more than one reference to the same message in a room.
2077 for (i=0; i<num_newmsgs; ++i) {
2079 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2080 if (msglist[j] == newmsgidlist[i]) {
2085 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2089 lprintf(9, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2092 * Now merge the new messages
2094 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2095 if (msglist == NULL) {
2096 lprintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
2098 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2099 num_msgs += num_msgs_to_be_merged;
2101 /* Sort the message list, so all the msgid's are in order */
2102 num_msgs = sort_msglist(msglist, num_msgs);
2104 /* Determine the highest message number */
2105 highest_msg = msglist[num_msgs - 1];
2107 /* Write it back to disk. */
2108 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2109 msglist, (int)(num_msgs * sizeof(long)));
2111 /* Free up the memory we used. */
2114 /* Update the highest-message pointer and unlock the room. */
2115 CC->room.QRhighest = highest_msg;
2116 lputroom(&CC->room);
2118 /* Perform replication checks if necessary */
2119 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2120 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2122 for (i=0; i<num_msgs_to_be_merged; ++i) {
2123 msgid = msgs_to_be_merged[i];
2125 if (supplied_msg != NULL) {
2129 msg = CtdlFetchMessage(msgid, 0);
2133 ReplicationChecks(msg);
2135 /* If the message has an Exclusive ID, index that... */
2136 if (msg->cm_fields['E'] != NULL) {
2137 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2140 /* Free up the memory we may have allocated */
2141 if (msg != supplied_msg) {
2142 CtdlFreeMessage(msg);
2150 lprintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2153 /* Submit this room for processing by hooks */
2154 PerformRoomHooks(&CC->room);
2156 /* Go back to the room we were in before we wandered here... */
2157 getroom(&CC->room, hold_rm);
2159 /* Bump the reference count for all messages which were merged */
2160 for (i=0; i<num_msgs_to_be_merged; ++i) {
2161 AdjRefCount(msgs_to_be_merged[i], +1);
2164 /* Free up memory... */
2165 if (msgs_to_be_merged != NULL) {
2166 free(msgs_to_be_merged);
2169 /* Return success. */
2175 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2178 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2179 int do_repl_check, struct CtdlMessage *supplied_msg)
2181 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg);
2188 * Message base operation to save a new message to the message store
2189 * (returns new message number)
2191 * This is the back end for CtdlSubmitMsg() and should not be directly
2192 * called by server-side modules.
2195 long send_message(struct CtdlMessage *msg) {
2203 /* Get a new message number */
2204 newmsgid = get_new_message_number();
2205 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2207 /* Generate an ID if we don't have one already */
2208 if (msg->cm_fields['I']==NULL) {
2209 msg->cm_fields['I'] = strdup(msgidbuf);
2212 /* If the message is big, set its body aside for storage elsewhere */
2213 if (msg->cm_fields['M'] != NULL) {
2214 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2216 holdM = msg->cm_fields['M'];
2217 msg->cm_fields['M'] = NULL;
2221 /* Serialize our data structure for storage in the database */
2222 serialize_message(&smr, msg);
2225 msg->cm_fields['M'] = holdM;
2229 cprintf("%d Unable to serialize message\n",
2230 ERROR + INTERNAL_ERROR);
2234 /* Write our little bundle of joy into the message base */
2235 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2236 smr.ser, smr.len) < 0) {
2237 lprintf(CTDL_ERR, "Can't store message\n");
2241 cdb_store(CDB_BIGMSGS,
2251 /* Free the memory we used for the serialized message */
2254 /* Return the *local* message ID to the caller
2255 * (even if we're storing an incoming network message)
2263 * Serialize a struct CtdlMessage into the format used on disk and network.
2265 * This function loads up a "struct ser_ret" (defined in server.h) which
2266 * contains the length of the serialized message and a pointer to the
2267 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2269 void serialize_message(struct ser_ret *ret, /* return values */
2270 struct CtdlMessage *msg) /* unserialized msg */
2272 size_t wlen, fieldlen;
2274 static char *forder = FORDER;
2277 * Check for valid message format
2279 if (is_valid_message(msg) == 0) {
2280 lprintf(CTDL_ERR, "serialize_message() aborting due to invalid message\n");
2287 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2288 ret->len = ret->len +
2289 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2291 ret->ser = malloc(ret->len);
2292 if (ret->ser == NULL) {
2293 lprintf(CTDL_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2294 (long)ret->len, strerror(errno));
2301 ret->ser[1] = msg->cm_anon_type;
2302 ret->ser[2] = msg->cm_format_type;
2305 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2306 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2307 ret->ser[wlen++] = (char)forder[i];
2308 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2309 wlen = wlen + fieldlen + 1;
2311 if (ret->len != wlen) lprintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2312 (long)ret->len, (long)wlen);
2320 * Check to see if any messages already exist in the current room which
2321 * carry the same Exclusive ID as this one. If any are found, delete them.
2323 void ReplicationChecks(struct CtdlMessage *msg) {
2324 long old_msgnum = (-1L);
2326 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2328 lprintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2331 /* No exclusive id? Don't do anything. */
2332 if (msg == NULL) return;
2333 if (msg->cm_fields['E'] == NULL) return;
2334 if (IsEmptyStr(msg->cm_fields['E'])) return;
2335 /*lprintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2336 msg->cm_fields['E'], CC->room.QRname);*/
2338 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2339 if (old_msgnum > 0L) {
2340 lprintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2341 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2348 * Save a message to disk and submit it into the delivery system.
2350 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2351 struct recptypes *recps, /* recipients (if mail) */
2352 char *force /* force a particular room? */
2354 char submit_filename[128];
2355 char generated_timestamp[32];
2356 char hold_rm[ROOMNAMELEN];
2357 char actual_rm[ROOMNAMELEN];
2358 char force_room[ROOMNAMELEN];
2359 char content_type[SIZ]; /* We have to learn this */
2360 char recipient[SIZ];
2363 struct ctdluser userbuf;
2365 struct MetaData smi;
2366 FILE *network_fp = NULL;
2367 static int seqnum = 1;
2368 struct CtdlMessage *imsg = NULL;
2370 size_t instr_alloc = 0;
2372 char *hold_R, *hold_D;
2373 char *collected_addresses = NULL;
2374 struct addresses_to_be_filed *aptr = NULL;
2375 char *saved_rfc822_version = NULL;
2376 int qualified_for_journaling = 0;
2378 lprintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2379 if (is_valid_message(msg) == 0) return(-1); /* self check */
2381 /* If this message has no timestamp, we take the liberty of
2382 * giving it one, right now.
2384 if (msg->cm_fields['T'] == NULL) {
2385 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2386 msg->cm_fields['T'] = strdup(generated_timestamp);
2389 /* If this message has no path, we generate one.
2391 if (msg->cm_fields['P'] == NULL) {
2392 if (msg->cm_fields['A'] != NULL) {
2393 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2394 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
2395 if (isspace(msg->cm_fields['P'][a])) {
2396 msg->cm_fields['P'][a] = ' ';
2401 msg->cm_fields['P'] = strdup("unknown");
2405 if (force == NULL) {
2406 strcpy(force_room, "");
2409 strcpy(force_room, force);
2412 /* Learn about what's inside, because it's what's inside that counts */
2413 if (msg->cm_fields['M'] == NULL) {
2414 lprintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2418 switch (msg->cm_format_type) {
2420 strcpy(content_type, "text/x-citadel-variformat");
2423 strcpy(content_type, "text/plain");
2426 strcpy(content_type, "text/plain");
2427 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
2429 safestrncpy(content_type, &mptr[13], sizeof content_type);
2430 striplt(content_type);
2431 for (a = 0; a < strlen(content_type); ++a) {
2432 if ((content_type[a] == ';')
2433 || (content_type[a] == ' ')
2434 || (content_type[a] == 13)
2435 || (content_type[a] == 10)) {
2436 content_type[a] = 0;
2442 /* Goto the correct room */
2443 lprintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CC->room.QRname : SENTITEMS);
2444 strcpy(hold_rm, CC->room.QRname);
2445 strcpy(actual_rm, CC->room.QRname);
2446 if (recps != NULL) {
2447 strcpy(actual_rm, SENTITEMS);
2450 /* If the user is a twit, move to the twit room for posting */
2452 if (CC->user.axlevel == 2) {
2453 strcpy(hold_rm, actual_rm);
2454 strcpy(actual_rm, config.c_twitroom);
2455 lprintf(CTDL_DEBUG, "Diverting to twit room\n");
2459 /* ...or if this message is destined for Aide> then go there. */
2460 if (!IsEmptyStr(force_room)) {
2461 strcpy(actual_rm, force_room);
2464 lprintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2465 if (strcasecmp(actual_rm, CC->room.QRname)) {
2466 /* getroom(&CC->room, actual_rm); */
2467 usergoto(actual_rm, 0, 1, NULL, NULL);
2471 * If this message has no O (room) field, generate one.
2473 if (msg->cm_fields['O'] == NULL) {
2474 msg->cm_fields['O'] = strdup(CC->room.QRname);
2477 /* Perform "before save" hooks (aborting if any return nonzero) */
2478 lprintf(CTDL_DEBUG, "Performing before-save hooks\n");
2479 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2482 * If this message has an Exclusive ID, and the room is replication
2483 * checking enabled, then do replication checks.
2485 if (DoesThisRoomNeedEuidIndexing(&CC->room)) {
2486 ReplicationChecks(msg);
2489 /* Save it to disk */
2490 lprintf(CTDL_DEBUG, "Saving to disk\n");
2491 newmsgid = send_message(msg);
2492 if (newmsgid <= 0L) return(-5);
2494 /* Write a supplemental message info record. This doesn't have to
2495 * be a critical section because nobody else knows about this message
2498 lprintf(CTDL_DEBUG, "Creating MetaData record\n");
2499 memset(&smi, 0, sizeof(struct MetaData));
2500 smi.meta_msgnum = newmsgid;
2501 smi.meta_refcount = 0;
2502 safestrncpy(smi.meta_content_type, content_type,
2503 sizeof smi.meta_content_type);
2506 * Measure how big this message will be when rendered as RFC822.
2507 * We do this for two reasons:
2508 * 1. We need the RFC822 length for the new metadata record, so the
2509 * POP and IMAP services don't have to calculate message lengths
2510 * while the user is waiting (multiplied by potentially hundreds
2511 * or thousands of messages).
2512 * 2. If journaling is enabled, we will need an RFC822 version of the
2513 * message to attach to the journalized copy.
2515 if (CC->redirect_buffer != NULL) {
2516 lprintf(CTDL_ALERT, "CC->redirect_buffer is not NULL during message submission!\n");
2519 CC->redirect_buffer = malloc(SIZ);
2520 CC->redirect_len = 0;
2521 CC->redirect_alloc = SIZ;
2522 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1);
2523 smi.meta_rfc822_length = CC->redirect_len;
2524 saved_rfc822_version = CC->redirect_buffer;
2525 CC->redirect_buffer = NULL;
2526 CC->redirect_len = 0;
2527 CC->redirect_alloc = 0;
2531 /* Now figure out where to store the pointers */
2532 lprintf(CTDL_DEBUG, "Storing pointers\n");
2534 /* If this is being done by the networker delivering a private
2535 * message, we want to BYPASS saving the sender's copy (because there
2536 * is no local sender; it would otherwise go to the Trashcan).
2538 if ((!CC->internal_pgm) || (recps == NULL)) {
2539 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2540 lprintf(CTDL_ERR, "ERROR saving message pointer!\n");
2541 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2545 /* For internet mail, drop a copy in the outbound queue room */
2547 if (recps->num_internet > 0) {
2548 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2551 /* If other rooms are specified, drop them there too. */
2553 if (recps->num_room > 0)
2554 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2555 extract_token(recipient, recps->recp_room, i,
2556 '|', sizeof recipient);
2557 lprintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2558 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2561 /* Bump this user's messages posted counter. */
2562 lprintf(CTDL_DEBUG, "Updating user\n");
2563 lgetuser(&CC->user, CC->curr_user);
2564 CC->user.posted = CC->user.posted + 1;
2565 lputuser(&CC->user);
2567 /* If this is private, local mail, make a copy in the
2568 * recipient's mailbox and bump the reference count.
2571 if (recps->num_local > 0)
2572 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2573 extract_token(recipient, recps->recp_local, i,
2574 '|', sizeof recipient);
2575 lprintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2577 if (getuser(&userbuf, recipient) == 0) {
2578 // Add a flag so the Funambol module knows its mail
2579 msg->cm_fields['W'] = strdup(recipient);
2580 MailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
2581 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2582 BumpNewMailCounter(userbuf.usernum);
2583 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
2584 /* Generate a instruction message for the Funambol notification
2585 * server, in the same style as the SMTP queue
2588 instr = malloc(instr_alloc);
2589 snprintf(instr, instr_alloc,
2590 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2592 SPOOLMIME, newmsgid, (long)time(NULL),
2593 msg->cm_fields['A'], msg->cm_fields['N']
2596 imsg = malloc(sizeof(struct CtdlMessage));
2597 memset(imsg, 0, sizeof(struct CtdlMessage));
2598 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2599 imsg->cm_anon_type = MES_NORMAL;
2600 imsg->cm_format_type = FMT_RFC822;
2601 imsg->cm_fields['A'] = strdup("Citadel");
2602 imsg->cm_fields['J'] = strdup("do not journal");
2603 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2604 imsg->cm_fields['W'] = strdup(recipient);
2605 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM);
2606 CtdlFreeMessage(imsg);
2610 lprintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2611 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2616 /* Perform "after save" hooks */
2617 lprintf(CTDL_DEBUG, "Performing after-save hooks\n");
2618 PerformMessageHooks(msg, EVT_AFTERSAVE);
2620 /* For IGnet mail, we have to save a new copy into the spooler for
2621 * each recipient, with the R and D fields set to the recipient and
2622 * destination-node. This has two ugly side effects: all other
2623 * recipients end up being unlisted in this recipient's copy of the
2624 * message, and it has to deliver multiple messages to the same
2625 * node. We'll revisit this again in a year or so when everyone has
2626 * a network spool receiver that can handle the new style messages.
2629 if (recps->num_ignet > 0)
2630 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2631 extract_token(recipient, recps->recp_ignet, i,
2632 '|', sizeof recipient);
2634 hold_R = msg->cm_fields['R'];
2635 hold_D = msg->cm_fields['D'];
2636 msg->cm_fields['R'] = malloc(SIZ);
2637 msg->cm_fields['D'] = malloc(128);
2638 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2639 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2641 serialize_message(&smr, msg);
2643 snprintf(submit_filename, sizeof submit_filename,
2644 "%s/netmail.%04lx.%04x.%04x",
2646 (long) getpid(), CC->cs_pid, ++seqnum);
2647 network_fp = fopen(submit_filename, "wb+");
2648 if (network_fp != NULL) {
2649 fwrite(smr.ser, smr.len, 1, network_fp);
2655 free(msg->cm_fields['R']);
2656 free(msg->cm_fields['D']);
2657 msg->cm_fields['R'] = hold_R;
2658 msg->cm_fields['D'] = hold_D;
2661 /* Go back to the room we started from */
2662 lprintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2663 if (strcasecmp(hold_rm, CC->room.QRname))
2664 usergoto(hold_rm, 0, 1, NULL, NULL);
2666 /* For internet mail, generate delivery instructions.
2667 * Yes, this is recursive. Deal with it. Infinite recursion does
2668 * not happen because the delivery instructions message does not
2669 * contain a recipient.
2672 if (recps->num_internet > 0) {
2673 lprintf(CTDL_DEBUG, "Generating delivery instructions\n");
2675 instr = malloc(instr_alloc);
2676 snprintf(instr, instr_alloc,
2677 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2679 SPOOLMIME, newmsgid, (long)time(NULL),
2680 msg->cm_fields['A'], msg->cm_fields['N']
2683 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2684 size_t tmp = strlen(instr);
2685 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2686 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
2687 instr_alloc = instr_alloc * 2;
2688 instr = realloc(instr, instr_alloc);
2690 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
2693 imsg = malloc(sizeof(struct CtdlMessage));
2694 memset(imsg, 0, sizeof(struct CtdlMessage));
2695 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2696 imsg->cm_anon_type = MES_NORMAL;
2697 imsg->cm_format_type = FMT_RFC822;
2698 imsg->cm_fields['A'] = strdup("Citadel");
2699 imsg->cm_fields['J'] = strdup("do not journal");
2700 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2701 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM);
2702 CtdlFreeMessage(imsg);
2706 * Any addresses to harvest for someone's address book?
2708 if ( (CC->logged_in) && (recps != NULL) ) {
2709 collected_addresses = harvest_collected_addresses(msg);
2712 if (collected_addresses != NULL) {
2713 begin_critical_section(S_ATBF);
2714 aptr = (struct addresses_to_be_filed *)
2715 malloc(sizeof(struct addresses_to_be_filed));
2717 MailboxName(actual_rm, sizeof actual_rm,
2718 &CC->user, USERCONTACTSROOM);
2719 aptr->roomname = strdup(actual_rm);
2720 aptr->collected_addresses = collected_addresses;
2722 end_critical_section(S_ATBF);
2726 * Determine whether this message qualifies for journaling.
2728 if (msg->cm_fields['J'] != NULL) {
2729 qualified_for_journaling = 0;
2732 if (recps == NULL) {
2733 qualified_for_journaling = config.c_journal_pubmsgs;
2735 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
2736 qualified_for_journaling = config.c_journal_email;
2739 qualified_for_journaling = config.c_journal_pubmsgs;
2744 * Do we have to perform journaling? If so, hand off the saved
2745 * RFC822 version will be handed off to the journaler for background
2746 * submit. Otherwise, we have to free the memory ourselves.
2748 if (saved_rfc822_version != NULL) {
2749 if (qualified_for_journaling) {
2750 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
2753 free(saved_rfc822_version);
2766 * Convenience function for generating small administrative messages.
2768 void quickie_message(char *from, char *fromaddr, char *to, char *room, char *text,
2769 int format_type, char *subject)
2771 struct CtdlMessage *msg;
2772 struct recptypes *recp = NULL;
2774 msg = malloc(sizeof(struct CtdlMessage));
2775 memset(msg, 0, sizeof(struct CtdlMessage));
2776 msg->cm_magic = CTDLMESSAGE_MAGIC;
2777 msg->cm_anon_type = MES_NORMAL;
2778 msg->cm_format_type = format_type;
2781 msg->cm_fields['A'] = strdup(from);
2783 else if (fromaddr != NULL) {
2784 msg->cm_fields['A'] = strdup(fromaddr);
2785 if (strchr(msg->cm_fields['A'], '@')) {
2786 *strchr(msg->cm_fields['A'], '@') = 0;
2790 msg->cm_fields['A'] = strdup("Citadel");
2793 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
2794 if (room != NULL) msg->cm_fields['O'] = strdup(room);
2795 msg->cm_fields['N'] = strdup(NODENAME);
2797 msg->cm_fields['R'] = strdup(to);
2798 recp = validate_recipients(to);
2800 if (subject != NULL) {
2801 msg->cm_fields['U'] = strdup(subject);
2803 msg->cm_fields['M'] = strdup(text);
2805 CtdlSubmitMsg(msg, recp, room);
2806 CtdlFreeMessage(msg);
2807 if (recp != NULL) free_recipients(recp);
2813 * Back end function used by CtdlMakeMessage() and similar functions
2815 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
2816 size_t maxlen, /* maximum message length */
2817 char *exist, /* if non-null, append to it;
2818 exist is ALWAYS freed */
2819 int crlf, /* CRLF newlines instead of LF */
2820 int sock /* socket handle or 0 for this session's client socket */
2824 size_t message_len = 0;
2825 size_t buffer_len = 0;
2832 if (exist == NULL) {
2839 message_len = strlen(exist);
2840 buffer_len = message_len + 4096;
2841 m = realloc(exist, buffer_len);
2848 /* Do we need to change leading ".." to "." for SMTP escaping? */
2849 if (!strcmp(terminator, ".")) {
2853 /* flush the input if we have nowhere to store it */
2858 /* read in the lines of message text one by one */
2861 if (sock_getln(sock, buf, (sizeof buf - 3)) < 0) finished = 1;
2864 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
2866 if (!strcmp(buf, terminator)) finished = 1;
2868 strcat(buf, "\r\n");
2874 /* Unescape SMTP-style input of two dots at the beginning of the line */
2876 if (!strncmp(buf, "..", 2)) {
2877 strcpy(buf, &buf[1]);
2881 if ( (!flushing) && (!finished) ) {
2882 /* Measure the line */
2883 linelen = strlen(buf);
2885 /* augment the buffer if we have to */
2886 if ((message_len + linelen) >= buffer_len) {
2887 ptr = realloc(m, (buffer_len * 2) );
2888 if (ptr == NULL) { /* flush if can't allocate */
2891 buffer_len = (buffer_len * 2);
2893 lprintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
2897 /* Add the new line to the buffer. NOTE: this loop must avoid
2898 * using functions like strcat() and strlen() because they
2899 * traverse the entire buffer upon every call, and doing that
2900 * for a multi-megabyte message slows it down beyond usability.
2902 strcpy(&m[message_len], buf);
2903 message_len += linelen;
2906 /* if we've hit the max msg length, flush the rest */
2907 if (message_len >= maxlen) flushing = 1;
2909 } while (!finished);
2917 * Build a binary message to be saved on disk.
2918 * (NOTE: if you supply 'preformatted_text', the buffer you give it
2919 * will become part of the message. This means you are no longer
2920 * responsible for managing that memory -- it will be freed along with
2921 * the rest of the fields when CtdlFreeMessage() is called.)
2924 struct CtdlMessage *CtdlMakeMessage(
2925 struct ctdluser *author, /* author's user structure */
2926 char *recipient, /* NULL if it's not mail */
2927 char *recp_cc, /* NULL if it's not mail */
2928 char *room, /* room where it's going */
2929 int type, /* see MES_ types in header file */
2930 int format_type, /* variformat, plain text, MIME... */
2931 char *fake_name, /* who we're masquerading as */
2932 char *my_email, /* which of my email addresses to use (empty is ok) */
2933 char *subject, /* Subject (optional) */
2934 char *supplied_euid, /* ...or NULL if this is irrelevant */
2935 char *preformatted_text /* ...or NULL to read text from client */
2937 char dest_node[256];
2939 struct CtdlMessage *msg;
2942 msg = malloc(sizeof(struct CtdlMessage));
2943 memset(msg, 0, sizeof(struct CtdlMessage));
2944 msg->cm_magic = CTDLMESSAGE_MAGIC;
2945 msg->cm_anon_type = type;
2946 msg->cm_format_type = format_type;
2948 /* Don't confuse the poor folks if it's not routed mail. */
2949 strcpy(dest_node, "");
2954 /* Path or Return-Path */
2955 if (my_email == NULL) my_email = "";
2957 if (!IsEmptyStr(my_email)) {
2958 msg->cm_fields['P'] = strdup(my_email);
2961 snprintf(buf, sizeof buf, "%s", author->fullname);
2962 msg->cm_fields['P'] = strdup(buf);
2964 for (i=0; (msg->cm_fields['P'][i]!=0); ++i) {
2965 if (isspace(msg->cm_fields['P'][i])) {
2966 msg->cm_fields['P'][i] = '_';
2970 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
2971 msg->cm_fields['T'] = strdup(buf);
2973 if (fake_name[0]) /* author */
2974 msg->cm_fields['A'] = strdup(fake_name);
2976 msg->cm_fields['A'] = strdup(author->fullname);
2978 if (CC->room.QRflags & QR_MAILBOX) { /* room */
2979 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
2982 msg->cm_fields['O'] = strdup(CC->room.QRname);
2985 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
2986 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
2988 if (recipient[0] != 0) {
2989 msg->cm_fields['R'] = strdup(recipient);
2991 if (recp_cc[0] != 0) {
2992 msg->cm_fields['Y'] = strdup(recp_cc);
2994 if (dest_node[0] != 0) {
2995 msg->cm_fields['D'] = strdup(dest_node);
2998 if (!IsEmptyStr(my_email)) {
2999 msg->cm_fields['F'] = strdup(my_email);
3001 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3002 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3005 if (subject != NULL) {
3008 length = strlen(subject);
3014 while ((subject[i] != '\0') &&
3015 (IsAscii = isascii(subject[i]) != 0 ))
3018 msg->cm_fields['U'] = strdup(subject);
3019 else /* ok, we've got utf8 in the string. */
3021 msg->cm_fields['U'] = rfc2047encode(subject, length);
3027 if (supplied_euid != NULL) {
3028 msg->cm_fields['E'] = strdup(supplied_euid);
3031 if (preformatted_text != NULL) {
3032 msg->cm_fields['M'] = preformatted_text;
3035 msg->cm_fields['M'] = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
3043 * Check to see whether we have permission to post a message in the current
3044 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3045 * returns 0 on success.
3047 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, size_t n) {
3050 if (!(CC->logged_in)) {
3051 snprintf(errmsgbuf, n, "Not logged in.");
3052 return (ERROR + NOT_LOGGED_IN);
3055 if ((CC->user.axlevel < 2)
3056 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3057 snprintf(errmsgbuf, n, "Need to be validated to enter "
3058 "(except in %s> to sysop)", MAILROOM);
3059 return (ERROR + HIGHER_ACCESS_REQUIRED);
3062 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3063 if (!(ra & UA_POSTALLOWED)) {
3064 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3065 return (ERROR + HIGHER_ACCESS_REQUIRED);
3068 strcpy(errmsgbuf, "Ok");
3074 * Check to see if the specified user has Internet mail permission
3075 * (returns nonzero if permission is granted)
3077 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3079 /* Do not allow twits to send Internet mail */
3080 if (who->axlevel <= 2) return(0);
3082 /* Globally enabled? */
3083 if (config.c_restrict == 0) return(1);
3085 /* User flagged ok? */
3086 if (who->flags & US_INTERNET) return(2);
3088 /* Aide level access? */
3089 if (who->axlevel >= 6) return(3);
3091 /* No mail for you! */
3097 * Validate recipients, count delivery types and errors, and handle aliasing
3098 * FIXME check for dupes!!!!!
3100 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3101 * were specified, or the number of addresses found invalid.
3103 * Caller needs to free the result using free_recipients()
3105 struct recptypes *validate_recipients(char *supplied_recipients) {
3106 struct recptypes *ret;
3107 char *recipients = NULL;
3108 char this_recp[256];
3109 char this_recp_cooked[256];
3115 struct ctdluser tempUS;
3116 struct ctdlroom tempQR;
3120 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
3121 if (ret == NULL) return(NULL);
3123 /* Set all strings to null and numeric values to zero */
3124 memset(ret, 0, sizeof(struct recptypes));
3126 if (supplied_recipients == NULL) {
3127 recipients = strdup("");
3130 recipients = strdup(supplied_recipients);
3133 /* Allocate some memory. Yes, this allocates 500% more memory than we will
3134 * actually need, but it's healthier for the heap than doing lots of tiny
3135 * realloc() calls instead.
3138 ret->errormsg = malloc(strlen(recipients) + 1024);
3139 ret->recp_local = malloc(strlen(recipients) + 1024);
3140 ret->recp_internet = malloc(strlen(recipients) + 1024);
3141 ret->recp_ignet = malloc(strlen(recipients) + 1024);
3142 ret->recp_room = malloc(strlen(recipients) + 1024);
3143 ret->display_recp = malloc(strlen(recipients) + 1024);
3145 ret->errormsg[0] = 0;
3146 ret->recp_local[0] = 0;
3147 ret->recp_internet[0] = 0;
3148 ret->recp_ignet[0] = 0;
3149 ret->recp_room[0] = 0;
3150 ret->display_recp[0] = 0;
3152 ret->recptypes_magic = RECPTYPES_MAGIC;
3154 /* Change all valid separator characters to commas */
3155 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
3156 if ((recipients[i] == ';') || (recipients[i] == '|')) {
3157 recipients[i] = ',';
3161 /* Now start extracting recipients... */
3163 while (!IsEmptyStr(recipients)) {
3165 for (i=0; i<=strlen(recipients); ++i) {
3166 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
3167 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
3168 safestrncpy(this_recp, recipients, i+1);
3170 if (recipients[i] == ',') {
3171 strcpy(recipients, &recipients[i+1]);
3174 strcpy(recipients, "");
3181 lprintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
3183 mailtype = alias(this_recp);
3184 mailtype = alias(this_recp);
3185 mailtype = alias(this_recp);
3187 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
3188 if (this_recp[j]=='_') {
3189 this_recp_cooked[j] = ' ';
3192 this_recp_cooked[j] = this_recp[j];
3195 this_recp_cooked[j] = '\0';
3199 if (!strcasecmp(this_recp, "sysop")) {
3201 strcpy(this_recp, config.c_aideroom);
3202 if (!IsEmptyStr(ret->recp_room)) {
3203 strcat(ret->recp_room, "|");
3205 strcat(ret->recp_room, this_recp);
3207 else if (getuser(&tempUS, this_recp) == 0) {
3209 strcpy(this_recp, tempUS.fullname);
3210 if (!IsEmptyStr(ret->recp_local)) {
3211 strcat(ret->recp_local, "|");
3213 strcat(ret->recp_local, this_recp);
3215 else if (getuser(&tempUS, this_recp_cooked) == 0) {
3217 strcpy(this_recp, tempUS.fullname);
3218 if (!IsEmptyStr(ret->recp_local)) {
3219 strcat(ret->recp_local, "|");
3221 strcat(ret->recp_local, this_recp);
3223 else if ( (!strncasecmp(this_recp, "room_", 5))
3224 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
3226 if (!IsEmptyStr(ret->recp_room)) {
3227 strcat(ret->recp_room, "|");
3229 strcat(ret->recp_room, &this_recp_cooked[5]);
3237 /* Yes, you're reading this correctly: if the target
3238 * domain points back to the local system or an attached
3239 * Citadel directory, the address is invalid. That's
3240 * because if the address were valid, we would have
3241 * already translated it to a local address by now.
3243 if (IsDirectory(this_recp, 0)) {
3248 ++ret->num_internet;
3249 if (!IsEmptyStr(ret->recp_internet)) {
3250 strcat(ret->recp_internet, "|");
3252 strcat(ret->recp_internet, this_recp);
3257 if (!IsEmptyStr(ret->recp_ignet)) {
3258 strcat(ret->recp_ignet, "|");
3260 strcat(ret->recp_ignet, this_recp);
3268 if (IsEmptyStr(ret->errormsg)) {
3269 snprintf(append, sizeof append,
3270 "Invalid recipient: %s",
3274 snprintf(append, sizeof append, ", %s", this_recp);
3276 if ( (strlen(ret->errormsg) + strlen(append)) < SIZ) {
3277 strcat(ret->errormsg, append);
3281 if (IsEmptyStr(ret->display_recp)) {
3282 strcpy(append, this_recp);
3285 snprintf(append, sizeof append, ", %s", this_recp);
3287 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
3288 strcat(ret->display_recp, append);
3293 if ((ret->num_local + ret->num_internet + ret->num_ignet +
3294 ret->num_room + ret->num_error) == 0) {
3295 ret->num_error = (-1);
3296 strcpy(ret->errormsg, "No recipients specified.");
3299 lprintf(CTDL_DEBUG, "validate_recipients()\n");
3300 lprintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
3301 lprintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
3302 lprintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
3303 lprintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
3304 lprintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
3312 * Destructor for struct recptypes
3314 void free_recipients(struct recptypes *valid) {
3316 if (valid == NULL) {
3320 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
3321 lprintf(CTDL_EMERG, "Attempt to call free_recipients() on some other data type!\n");
3325 if (valid->errormsg != NULL) free(valid->errormsg);
3326 if (valid->recp_local != NULL) free(valid->recp_local);
3327 if (valid->recp_internet != NULL) free(valid->recp_internet);
3328 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
3329 if (valid->recp_room != NULL) free(valid->recp_room);
3330 if (valid->display_recp != NULL) free(valid->display_recp);
3337 * message entry - mode 0 (normal)
3339 void cmd_ent0(char *entargs)
3345 char supplied_euid[128];
3347 int format_type = 0;
3348 char newusername[256];
3349 char newuseremail[256];
3350 struct CtdlMessage *msg;
3354 struct recptypes *valid = NULL;
3355 struct recptypes *valid_to = NULL;
3356 struct recptypes *valid_cc = NULL;
3357 struct recptypes *valid_bcc = NULL;
3359 int subject_required = 0;
3364 int newuseremail_ok = 0;
3368 post = extract_int(entargs, 0);
3369 extract_token(recp, entargs, 1, '|', sizeof recp);
3370 anon_flag = extract_int(entargs, 2);
3371 format_type = extract_int(entargs, 3);
3372 extract_token(subject, entargs, 4, '|', sizeof subject);
3373 extract_token(newusername, entargs, 5, '|', sizeof newusername);
3374 do_confirm = extract_int(entargs, 6);
3375 extract_token(cc, entargs, 7, '|', sizeof cc);
3376 extract_token(bcc, entargs, 8, '|', sizeof bcc);
3377 switch(CC->room.QRdefaultview) {
3380 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
3383 supplied_euid[0] = 0;
3386 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
3388 /* first check to make sure the request is valid. */
3390 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg);
3393 cprintf("%d %s\n", err, errmsg);
3397 /* Check some other permission type things. */
3399 if (IsEmptyStr(newusername)) {
3400 strcpy(newusername, CC->user.fullname);
3402 if ( (CC->user.axlevel < 6)
3403 && (strcasecmp(newusername, CC->user.fullname))
3404 && (strcasecmp(newusername, CC->cs_inet_fn))
3406 cprintf("%d You don't have permission to author messages as '%s'.\n",
3407 ERROR + HIGHER_ACCESS_REQUIRED,
3414 if (IsEmptyStr(newuseremail)) {
3415 newuseremail_ok = 1;
3418 if (!IsEmptyStr(newuseremail)) {
3419 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
3420 newuseremail_ok = 1;
3422 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
3423 j = num_tokens(CC->cs_inet_other_emails, '|');
3424 for (i=0; i<j; ++i) {
3425 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
3426 if (!strcasecmp(newuseremail, buf)) {
3427 newuseremail_ok = 1;
3433 if (!newuseremail_ok) {
3434 cprintf("%d You don't have permission to author messages as '%s'.\n",
3435 ERROR + HIGHER_ACCESS_REQUIRED,
3441 CC->cs_flags |= CS_POSTING;
3443 /* In mailbox rooms we have to behave a little differently --
3444 * make sure the user has specified at least one recipient. Then
3445 * validate the recipient(s). We do this for the Mail> room, as
3446 * well as any room which has the "Mailbox" view set.
3449 if ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
3450 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
3452 if (CC->user.axlevel < 2) {
3453 strcpy(recp, "sysop");
3458 valid_to = validate_recipients(recp);
3459 if (valid_to->num_error > 0) {
3460 cprintf("%d Invalid recipient (To)\n", ERROR + NO_SUCH_USER);
3461 free_recipients(valid_to);
3465 valid_cc = validate_recipients(cc);
3466 if (valid_cc->num_error > 0) {
3467 cprintf("%d Invalid recipient (CC)\n", ERROR + NO_SUCH_USER);
3468 free_recipients(valid_to);
3469 free_recipients(valid_cc);
3473 valid_bcc = validate_recipients(bcc);
3474 if (valid_bcc->num_error > 0) {
3475 cprintf("%d Invalid recipient (BCC)\n", ERROR + NO_SUCH_USER);
3476 free_recipients(valid_to);
3477 free_recipients(valid_cc);
3478 free_recipients(valid_bcc);
3482 /* Recipient required, but none were specified */
3483 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3484 free_recipients(valid_to);
3485 free_recipients(valid_cc);
3486 free_recipients(valid_bcc);
3487 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3491 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3492 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3493 cprintf("%d You do not have permission "
3494 "to send Internet mail.\n",
3495 ERROR + HIGHER_ACCESS_REQUIRED);
3496 free_recipients(valid_to);
3497 free_recipients(valid_cc);
3498 free_recipients(valid_bcc);
3503 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)
3504 && (CC->user.axlevel < 4) ) {
3505 cprintf("%d Higher access required for network mail.\n",
3506 ERROR + HIGHER_ACCESS_REQUIRED);
3507 free_recipients(valid_to);
3508 free_recipients(valid_cc);
3509 free_recipients(valid_bcc);
3513 if ((RESTRICT_INTERNET == 1)
3514 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3515 && ((CC->user.flags & US_INTERNET) == 0)
3516 && (!CC->internal_pgm)) {
3517 cprintf("%d You don't have access to Internet mail.\n",
3518 ERROR + HIGHER_ACCESS_REQUIRED);
3519 free_recipients(valid_to);
3520 free_recipients(valid_cc);
3521 free_recipients(valid_bcc);
3527 /* Is this a room which has anonymous-only or anonymous-option? */
3528 anonymous = MES_NORMAL;
3529 if (CC->room.QRflags & QR_ANONONLY) {
3530 anonymous = MES_ANONONLY;
3532 if (CC->room.QRflags & QR_ANONOPT) {
3533 if (anon_flag == 1) { /* only if the user requested it */
3534 anonymous = MES_ANONOPT;
3538 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3542 /* Recommend to the client that the use of a message subject is
3543 * strongly recommended in this room, if either the SUBJECTREQ flag
3544 * is set, or if there is one or more Internet email recipients.
3546 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
3547 if (valid_to) if (valid_to->num_internet > 0) subject_required = 1;
3548 if (valid_cc) if (valid_cc->num_internet > 0) subject_required = 1;
3549 if (valid_bcc) if (valid_bcc->num_internet > 0) subject_required = 1;
3551 /* If we're only checking the validity of the request, return
3552 * success without creating the message.
3555 cprintf("%d %s|%d\n", CIT_OK,
3556 ((valid_to != NULL) ? valid_to->display_recp : ""),
3558 free_recipients(valid_to);
3559 free_recipients(valid_cc);
3560 free_recipients(valid_bcc);
3564 /* We don't need these anymore because we'll do it differently below */
3565 free_recipients(valid_to);
3566 free_recipients(valid_cc);
3567 free_recipients(valid_bcc);
3569 /* Read in the message from the client. */
3571 cprintf("%d send message\n", START_CHAT_MODE);
3573 cprintf("%d send message\n", SEND_LISTING);
3576 msg = CtdlMakeMessage(&CC->user, recp, cc,
3577 CC->room.QRname, anonymous, format_type,
3578 newusername, newuseremail, subject,
3579 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
3582 /* Put together one big recipients struct containing to/cc/bcc all in
3583 * one. This is for the envelope.
3585 char *all_recps = malloc(SIZ * 3);
3586 strcpy(all_recps, recp);
3587 if (!IsEmptyStr(cc)) {
3588 if (!IsEmptyStr(all_recps)) {
3589 strcat(all_recps, ",");
3591 strcat(all_recps, cc);
3593 if (!IsEmptyStr(bcc)) {
3594 if (!IsEmptyStr(all_recps)) {
3595 strcat(all_recps, ",");
3597 strcat(all_recps, bcc);
3599 if (!IsEmptyStr(all_recps)) {
3600 valid = validate_recipients(all_recps);
3608 msgnum = CtdlSubmitMsg(msg, valid, "");
3611 cprintf("%ld\n", msgnum);
3613 cprintf("Message accepted.\n");
3616 cprintf("Internal error.\n");
3618 if (msg->cm_fields['E'] != NULL) {
3619 cprintf("%s\n", msg->cm_fields['E']);
3626 CtdlFreeMessage(msg);
3628 if (valid != NULL) {
3629 free_recipients(valid);
3637 * API function to delete messages which match a set of criteria
3638 * (returns the actual number of messages deleted)
3640 int CtdlDeleteMessages(char *room_name, /* which room */
3641 long *dmsgnums, /* array of msg numbers to be deleted */
3642 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
3643 char *content_type /* or "" for any. regular expressions expected. */
3646 struct ctdlroom qrbuf;
3647 struct cdbdata *cdbfr;
3648 long *msglist = NULL;
3649 long *dellist = NULL;
3652 int num_deleted = 0;
3654 struct MetaData smi;
3657 int need_to_free_re = 0;
3659 if (content_type) if (!IsEmptyStr(content_type)) {
3660 regcomp(&re, content_type, 0);
3661 need_to_free_re = 1;
3663 lprintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
3664 room_name, num_dmsgnums, content_type);
3666 /* get room record, obtaining a lock... */
3667 if (lgetroom(&qrbuf, room_name) != 0) {
3668 lprintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3670 if (need_to_free_re) regfree(&re);
3671 return (0); /* room not found */
3673 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
3675 if (cdbfr != NULL) {
3676 dellist = malloc(cdbfr->len);
3677 msglist = (long *) cdbfr->ptr;
3678 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
3679 num_msgs = cdbfr->len / sizeof(long);
3683 for (i = 0; i < num_msgs; ++i) {
3686 /* Set/clear a bit for each criterion */
3688 /* 0 messages in the list or a null list means that we are
3689 * interested in deleting any messages which meet the other criteria.
3691 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
3692 delete_this |= 0x01;
3695 for (j=0; j<num_dmsgnums; ++j) {
3696 if (msglist[i] == dmsgnums[j]) {
3697 delete_this |= 0x01;
3702 if (IsEmptyStr(content_type)) {
3703 delete_this |= 0x02;
3705 GetMetaData(&smi, msglist[i]);
3706 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
3707 delete_this |= 0x02;
3711 /* Delete message only if all bits are set */
3712 if (delete_this == 0x03) {
3713 dellist[num_deleted++] = msglist[i];
3718 num_msgs = sort_msglist(msglist, num_msgs);
3719 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
3720 msglist, (int)(num_msgs * sizeof(long)));
3722 qrbuf.QRhighest = msglist[num_msgs - 1];
3726 /* Go through the messages we pulled out of the index, and decrement
3727 * their reference counts by 1. If this is the only room the message
3728 * was in, the reference count will reach zero and the message will
3729 * automatically be deleted from the database. We do this in a
3730 * separate pass because there might be plug-in hooks getting called,
3731 * and we don't want that happening during an S_ROOMS critical
3734 if (num_deleted) for (i=0; i<num_deleted; ++i) {
3735 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
3736 AdjRefCount(dellist[i], -1);
3739 /* Now free the memory we used, and go away. */
3740 if (msglist != NULL) free(msglist);
3741 if (dellist != NULL) free(dellist);
3742 lprintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
3743 if (need_to_free_re) regfree(&re);
3744 return (num_deleted);
3750 * Check whether the current user has permission to delete messages from
3751 * the current room (returns 1 for yes, 0 for no)
3753 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
3755 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3756 if (ra & UA_DELETEALLOWED) return(1);
3764 * Delete message from current room
3766 void cmd_dele(char *args)
3775 extract_token(msgset, args, 0, '|', sizeof msgset);
3776 num_msgs = num_tokens(msgset, ',');
3778 cprintf("%d Nothing to do.\n", CIT_OK);
3782 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
3783 cprintf("%d Higher access required.\n",
3784 ERROR + HIGHER_ACCESS_REQUIRED);
3789 * Build our message set to be moved/copied
3791 msgs = malloc(num_msgs * sizeof(long));
3792 for (i=0; i<num_msgs; ++i) {
3793 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
3794 msgs[i] = atol(msgtok);
3797 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
3801 cprintf("%d %d message%s deleted.\n", CIT_OK,
3802 num_deleted, ((num_deleted != 1) ? "s" : ""));
3804 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
3810 * Back end API function for moves and deletes (multiple messages)
3812 int CtdlCopyMsgsToRoom(long *msgnums, int num_msgs, char *dest) {
3815 err = CtdlSaveMsgPointersInRoom(dest, msgnums, num_msgs, 1, NULL);
3816 if (err != 0) return(err);
3825 * move or copy a message to another room
3827 void cmd_move(char *args)
3834 char targ[ROOMNAMELEN];
3835 struct ctdlroom qtemp;
3842 extract_token(msgset, args, 0, '|', sizeof msgset);
3843 num_msgs = num_tokens(msgset, ',');
3845 cprintf("%d Nothing to do.\n", CIT_OK);
3849 extract_token(targ, args, 1, '|', sizeof targ);
3850 convert_room_name_macros(targ, sizeof targ);
3851 targ[ROOMNAMELEN - 1] = 0;
3852 is_copy = extract_int(args, 2);
3854 if (getroom(&qtemp, targ) != 0) {
3855 cprintf("%d '%s' does not exist.\n",
3856 ERROR + ROOM_NOT_FOUND, targ);
3860 getuser(&CC->user, CC->curr_user);
3861 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
3863 /* Check for permission to perform this operation.
3864 * Remember: "CC->room" is source, "qtemp" is target.
3868 /* Aides can move/copy */
3869 if (CC->user.axlevel >= 6) permit = 1;
3871 /* Room aides can move/copy */
3872 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
3874 /* Permit move/copy from personal rooms */
3875 if ((CC->room.QRflags & QR_MAILBOX)
3876 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3878 /* Permit only copy from public to personal room */
3880 && (!(CC->room.QRflags & QR_MAILBOX))
3881 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
3883 /* Permit message removal from collaborative delete rooms */
3884 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
3886 /* User must have access to target room */
3887 if (!(ra & UA_KNOWN)) permit = 0;
3890 cprintf("%d Higher access required.\n",
3891 ERROR + HIGHER_ACCESS_REQUIRED);
3896 * Build our message set to be moved/copied
3898 msgs = malloc(num_msgs * sizeof(long));
3899 for (i=0; i<num_msgs; ++i) {
3900 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
3901 msgs[i] = atol(msgtok);
3907 err = CtdlCopyMsgsToRoom(msgs, num_msgs, targ);
3909 cprintf("%d Cannot store message(s) in %s: error %d\n",
3915 /* Now delete the message from the source room,
3916 * if this is a 'move' rather than a 'copy' operation.
3919 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
3923 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
3929 * GetMetaData() - Get the supplementary record for a message
3931 void GetMetaData(struct MetaData *smibuf, long msgnum)
3934 struct cdbdata *cdbsmi;
3937 memset(smibuf, 0, sizeof(struct MetaData));
3938 smibuf->meta_msgnum = msgnum;
3939 smibuf->meta_refcount = 1; /* Default reference count is 1 */
3941 /* Use the negative of the message number for its supp record index */
3942 TheIndex = (0L - msgnum);
3944 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
3945 if (cdbsmi == NULL) {
3946 return; /* record not found; go with defaults */
3948 memcpy(smibuf, cdbsmi->ptr,
3949 ((cdbsmi->len > sizeof(struct MetaData)) ?
3950 sizeof(struct MetaData) : cdbsmi->len));
3957 * PutMetaData() - (re)write supplementary record for a message
3959 void PutMetaData(struct MetaData *smibuf)
3963 /* Use the negative of the message number for the metadata db index */
3964 TheIndex = (0L - smibuf->meta_msgnum);
3966 cdb_store(CDB_MSGMAIN,
3967 &TheIndex, (int)sizeof(long),
3968 smibuf, (int)sizeof(struct MetaData));
3973 * AdjRefCount - submit an adjustment to the reference count for a message.
3974 * (These are just queued -- we actually process them later.)
3976 void AdjRefCount(long msgnum, int incr)
3978 struct arcq new_arcq;
3980 begin_critical_section(S_SUPPMSGMAIN);
3981 if (arcfp == NULL) {
3982 arcfp = fopen(file_arcq, "ab+");
3984 end_critical_section(S_SUPPMSGMAIN);
3986 /* msgnum < 0 means that we're trying to close the file */
3988 lprintf(CTDL_DEBUG, "Closing the AdjRefCount queue file\n");
3989 begin_critical_section(S_SUPPMSGMAIN);
3990 if (arcfp != NULL) {
3994 end_critical_section(S_SUPPMSGMAIN);
3999 * If we can't open the queue, perform the operation synchronously.
4001 if (arcfp == NULL) {
4002 TDAP_AdjRefCount(msgnum, incr);
4006 new_arcq.arcq_msgnum = msgnum;
4007 new_arcq.arcq_delta = incr;
4008 fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4016 * TDAP_ProcessAdjRefCountQueue()
4018 * Process the queue of message count adjustments that was created by calls
4019 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4020 * for each one. This should be an "off hours" operation.
4022 int TDAP_ProcessAdjRefCountQueue(void)
4024 char file_arcq_temp[PATH_MAX];
4027 struct arcq arcq_rec;
4028 int num_records_processed = 0;
4030 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s2", file_arcq);
4032 begin_critical_section(S_SUPPMSGMAIN);
4033 if (arcfp != NULL) {
4038 r = link(file_arcq, file_arcq_temp);
4040 lprintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4041 end_critical_section(S_SUPPMSGMAIN);
4042 return(num_records_processed);
4046 end_critical_section(S_SUPPMSGMAIN);
4048 fp = fopen(file_arcq_temp, "rb");
4050 lprintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4051 return(num_records_processed);
4054 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4055 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4056 ++num_records_processed;
4060 r = unlink(file_arcq_temp);
4062 lprintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4065 return(num_records_processed);
4071 * TDAP_AdjRefCount - adjust the reference count for a message.
4072 * This one does it "for real" because it's called by
4073 * the autopurger function that processes the queue
4074 * created by AdjRefCount(). If a message's reference
4075 * count becomes zero, we also delete the message from
4076 * disk and de-index it.
4078 void TDAP_AdjRefCount(long msgnum, int incr)
4081 struct MetaData smi;
4084 /* This is a *tight* critical section; please keep it that way, as
4085 * it may get called while nested in other critical sections.
4086 * Complicating this any further will surely cause deadlock!
4088 begin_critical_section(S_SUPPMSGMAIN);
4089 GetMetaData(&smi, msgnum);
4090 smi.meta_refcount += incr;
4092 end_critical_section(S_SUPPMSGMAIN);
4093 lprintf(CTDL_DEBUG, "msg %ld ref count delta %d, is now %d\n",
4094 msgnum, incr, smi.meta_refcount);
4096 /* If the reference count is now zero, delete the message
4097 * (and its supplementary record as well).
4099 if (smi.meta_refcount == 0) {
4100 lprintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
4102 /* Call delete hooks with NULL room to show it has gone altogether */
4103 PerformDeleteHooks(NULL, msgnum);
4105 /* Remove from message base */
4107 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4108 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
4110 /* Remove metadata record */
4111 delnum = (0L - msgnum);
4112 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4118 * Write a generic object to this room
4120 * Note: this could be much more efficient. Right now we use two temporary
4121 * files, and still pull the message into memory as with all others.
4123 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
4124 char *content_type, /* MIME type of this object */
4125 char *tempfilename, /* Where to fetch it from */
4126 struct ctdluser *is_mailbox, /* Mailbox room? */
4127 int is_binary, /* Is encoding necessary? */
4128 int is_unique, /* Del others of this type? */
4129 unsigned int flags /* Internal save flags */
4134 struct ctdlroom qrbuf;
4135 char roomname[ROOMNAMELEN];
4136 struct CtdlMessage *msg;
4138 char *raw_message = NULL;
4139 char *encoded_message = NULL;
4140 off_t raw_length = 0;
4142 if (is_mailbox != NULL) {
4143 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
4146 safestrncpy(roomname, req_room, sizeof(roomname));
4149 fp = fopen(tempfilename, "rb");
4151 lprintf(CTDL_CRIT, "Cannot open %s: %s\n",
4152 tempfilename, strerror(errno));
4155 fseek(fp, 0L, SEEK_END);
4156 raw_length = ftell(fp);
4158 lprintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
4160 raw_message = malloc((size_t)raw_length + 2);
4161 fread(raw_message, (size_t)raw_length, 1, fp);
4165 encoded_message = malloc((size_t)
4166 (((raw_length * 134) / 100) + 4096 ) );
4169 encoded_message = malloc((size_t)(raw_length + 4096));
4172 sprintf(encoded_message, "Content-type: %s\n", content_type);
4175 sprintf(&encoded_message[strlen(encoded_message)],
4176 "Content-transfer-encoding: base64\n\n"
4180 sprintf(&encoded_message[strlen(encoded_message)],
4181 "Content-transfer-encoding: 7bit\n\n"
4187 &encoded_message[strlen(encoded_message)],
4193 raw_message[raw_length] = 0;
4195 &encoded_message[strlen(encoded_message)],
4203 lprintf(CTDL_DEBUG, "Allocating\n");
4204 msg = malloc(sizeof(struct CtdlMessage));
4205 memset(msg, 0, sizeof(struct CtdlMessage));
4206 msg->cm_magic = CTDLMESSAGE_MAGIC;
4207 msg->cm_anon_type = MES_NORMAL;
4208 msg->cm_format_type = 4;
4209 msg->cm_fields['A'] = strdup(CC->user.fullname);
4210 msg->cm_fields['O'] = strdup(req_room);
4211 msg->cm_fields['N'] = strdup(config.c_nodename);
4212 msg->cm_fields['H'] = strdup(config.c_humannode);
4213 msg->cm_flags = flags;
4215 msg->cm_fields['M'] = encoded_message;
4217 /* Create the requested room if we have to. */
4218 if (getroom(&qrbuf, roomname) != 0) {
4219 create_room(roomname,
4220 ( (is_mailbox != NULL) ? 5 : 3 ),
4221 "", 0, 1, 0, VIEW_BBS);
4223 /* If the caller specified this object as unique, delete all
4224 * other objects of this type that are currently in the room.
4227 lprintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
4228 CtdlDeleteMessages(roomname, NULL, 0, content_type)
4231 /* Now write the data */
4232 CtdlSubmitMsg(msg, NULL, roomname);
4233 CtdlFreeMessage(msg);
4241 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
4242 config_msgnum = msgnum;
4246 char *CtdlGetSysConfig(char *sysconfname) {
4247 char hold_rm[ROOMNAMELEN];
4250 struct CtdlMessage *msg;
4253 strcpy(hold_rm, CC->room.QRname);
4254 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
4255 getroom(&CC->room, hold_rm);
4260 /* We want the last (and probably only) config in this room */
4261 begin_critical_section(S_CONFIG);
4262 config_msgnum = (-1L);
4263 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
4264 CtdlGetSysConfigBackend, NULL);
4265 msgnum = config_msgnum;
4266 end_critical_section(S_CONFIG);
4272 msg = CtdlFetchMessage(msgnum, 1);
4274 conf = strdup(msg->cm_fields['M']);
4275 CtdlFreeMessage(msg);
4282 getroom(&CC->room, hold_rm);
4284 if (conf != NULL) do {
4285 extract_token(buf, conf, 0, '\n', sizeof buf);
4286 strcpy(conf, &conf[strlen(buf)+1]);
4287 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
4292 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
4293 char temp[PATH_MAX];
4296 CtdlMakeTempFileName(temp, sizeof temp);
4298 fp = fopen(temp, "w");
4299 if (fp == NULL) return;
4300 fprintf(fp, "%s", sysconfdata);
4303 /* this handy API function does all the work for us */
4304 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);
4310 * Determine whether a given Internet address belongs to the current user
4312 int CtdlIsMe(char *addr, int addr_buf_len)
4314 struct recptypes *recp;
4317 recp = validate_recipients(addr);
4318 if (recp == NULL) return(0);
4320 if (recp->num_local == 0) {
4321 free_recipients(recp);
4325 for (i=0; i<recp->num_local; ++i) {
4326 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
4327 if (!strcasecmp(addr, CC->user.fullname)) {
4328 free_recipients(recp);
4333 free_recipients(recp);
4339 * Citadel protocol command to do the same
4341 void cmd_isme(char *argbuf) {
4344 if (CtdlAccessCheck(ac_logged_in)) return;
4345 extract_token(addr, argbuf, 0, '|', sizeof addr);
4347 if (CtdlIsMe(addr, sizeof addr)) {
4348 cprintf("%d %s\n", CIT_OK, addr);
4351 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);