4 * Implements the message store.
14 #if TIME_WITH_SYS_TIME
15 # include <sys/time.h>
19 # include <sys/time.h>
32 #include <sys/types.h>
34 #include <libcitadel.h>
37 #include "serv_extensions.h"
41 #include "sysdep_decls.h"
42 #include "citserver.h"
49 #include "internet_addressing.h"
50 #include "euidindex.h"
51 #include "journaling.h"
52 #include "citadel_dirs.h"
53 #include "clientsocket.h"
54 #include "serv_network.h"
58 struct addresses_to_be_filed *atbf = NULL;
60 /* This temp file holds the queue of operations for AdjRefCount() */
61 static FILE *arcfp = NULL;
64 * This really belongs in serv_network.c, but I don't know how to export
65 * symbols between modules.
67 struct FilterList *filterlist = NULL;
71 * These are the four-character field headers we use when outputting
72 * messages in Citadel format (as opposed to RFC822 format).
75 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
76 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
77 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
78 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
79 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
80 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
81 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
82 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
111 * This function is self explanatory.
112 * (What can I say, I'm in a weird mood today...)
114 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
118 for (i = 0; i < strlen(name); ++i) {
119 if (name[i] == '@') {
120 while (isspace(name[i - 1]) && i > 0) {
121 strcpy(&name[i - 1], &name[i]);
124 while (isspace(name[i + 1])) {
125 strcpy(&name[i + 1], &name[i + 2]);
133 * Aliasing for network mail.
134 * (Error messages have been commented out, because this is a server.)
136 int alias(char *name)
137 { /* process alias and routing info for mail */
140 char aaa[SIZ], bbb[SIZ];
141 char *ignetcfg = NULL;
142 char *ignetmap = NULL;
148 char original_name[256];
149 safestrncpy(original_name, name, sizeof original_name);
152 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
153 stripallbut(name, '<', '>');
155 fp = fopen(file_mail_aliases, "r");
157 fp = fopen("/dev/null", "r");
164 while (fgets(aaa, sizeof aaa, fp) != NULL) {
165 while (isspace(name[0]))
166 strcpy(name, &name[1]);
167 aaa[strlen(aaa) - 1] = 0;
169 for (a = 0; a < strlen(aaa); ++a) {
171 strcpy(bbb, &aaa[a + 1]);
175 if (!strcasecmp(name, aaa))
180 /* Hit the Global Address Book */
181 if (CtdlDirectoryLookup(aaa, name, sizeof aaa) == 0) {
185 if (strcasecmp(original_name, name)) {
186 CtdlLogPrintf(CTDL_INFO, "%s is being forwarded to %s\n", original_name, name);
189 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
190 for (a=0; a<strlen(name); ++a) {
191 if (name[a] == '@') {
192 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
194 CtdlLogPrintf(CTDL_INFO, "Changed to <%s>\n", name);
199 /* determine local or remote type, see citadel.h */
200 at = haschar(name, '@');
201 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
202 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
203 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
205 /* figure out the delivery mode */
206 extract_token(node, name, 1, '@', sizeof node);
208 /* If there are one or more dots in the nodename, we assume that it
209 * is an FQDN and will attempt SMTP delivery to the Internet.
211 if (haschar(node, '.') > 0) {
212 return(MES_INTERNET);
215 /* Otherwise we look in the IGnet maps for a valid Citadel node.
216 * Try directly-connected nodes first...
218 ignetcfg = CtdlGetSysConfig(IGNETCFG);
219 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
220 extract_token(buf, ignetcfg, i, '\n', sizeof buf);
221 extract_token(testnode, buf, 0, '|', sizeof testnode);
222 if (!strcasecmp(node, testnode)) {
230 * Then try nodes that are two or more hops away.
232 ignetmap = CtdlGetSysConfig(IGNETMAP);
233 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
234 extract_token(buf, ignetmap, i, '\n', sizeof buf);
235 extract_token(testnode, buf, 0, '|', sizeof testnode);
236 if (!strcasecmp(node, testnode)) {
243 /* If we get to this point it's an invalid node name */
249 * Back end for the MSGS command: output message number only.
251 void simple_listing(long msgnum, void *userdata)
253 cprintf("%ld\n", msgnum);
259 * Back end for the MSGS command: output header summary.
261 void headers_listing(long msgnum, void *userdata)
263 struct CtdlMessage *msg;
265 msg = CtdlFetchMessage(msgnum, 0);
267 cprintf("%ld|0|||||\n", msgnum);
271 cprintf("%ld|%s|%s|%s|%s|%s|\n",
273 (msg->cm_fields['T'] ? msg->cm_fields['T'] : "0"),
274 (msg->cm_fields['A'] ? msg->cm_fields['A'] : ""),
275 (msg->cm_fields['N'] ? msg->cm_fields['N'] : ""),
276 (msg->cm_fields['F'] ? msg->cm_fields['F'] : ""),
277 (msg->cm_fields['U'] ? msg->cm_fields['U'] : "")
279 CtdlFreeMessage(msg);
284 /* Determine if a given message matches the fields in a message template.
285 * Return 0 for a successful match.
287 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
290 /* If there aren't any fields in the template, all messages will
293 if (template == NULL) return(0);
295 /* Null messages are bogus. */
296 if (msg == NULL) return(1);
298 for (i='A'; i<='Z'; ++i) {
299 if (template->cm_fields[i] != NULL) {
300 if (msg->cm_fields[i] == NULL) {
303 if (strcasecmp(msg->cm_fields[i],
304 template->cm_fields[i])) return 1;
308 /* All compares succeeded: we have a match! */
315 * Retrieve the "seen" message list for the current room.
317 void CtdlGetSeen(char *buf, int which_set) {
320 /* Learn about the user and room in question */
321 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
323 if (which_set == ctdlsetseen_seen)
324 safestrncpy(buf, vbuf.v_seen, SIZ);
325 if (which_set == ctdlsetseen_answered)
326 safestrncpy(buf, vbuf.v_answered, SIZ);
332 * Manipulate the "seen msgs" string (or other message set strings)
334 void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
335 int target_setting, int which_set,
336 struct ctdluser *which_user, struct ctdlroom *which_room) {
337 struct cdbdata *cdbfr;
347 char *is_set; /* actually an array of booleans */
351 char setstr[SIZ], lostr[SIZ], histr[SIZ];
353 /* Don't bother doing *anything* if we were passed a list of zero messages */
354 if (num_target_msgnums < 1) {
358 /* If no room was specified, we go with the current room. */
360 which_room = &CC->room;
363 /* If no user was specified, we go with the current user. */
365 which_user = &CC->user;
368 CtdlLogPrintf(CTDL_DEBUG, "CtdlSetSeen(%d msgs starting with %ld, %s, %d) in <%s>\n",
369 num_target_msgnums, target_msgnums[0],
370 (target_setting ? "SET" : "CLEAR"),
374 /* Learn about the user and room in question */
375 CtdlGetRelationship(&vbuf, which_user, which_room);
377 /* Load the message list */
378 cdbfr = cdb_fetch(CDB_MSGLISTS, &which_room->QRnumber, sizeof(long));
380 msglist = (long *) cdbfr->ptr;
381 cdbfr->ptr = NULL; /* CtdlSetSeen() now owns this memory */
382 num_msgs = cdbfr->len / sizeof(long);
385 return; /* No messages at all? No further action. */
388 is_set = malloc(num_msgs * sizeof(char));
389 memset(is_set, 0, (num_msgs * sizeof(char)) );
391 /* Decide which message set we're manipulating */
393 case ctdlsetseen_seen:
394 safestrncpy(vset, vbuf.v_seen, sizeof vset);
396 case ctdlsetseen_answered:
397 safestrncpy(vset, vbuf.v_answered, sizeof vset);
402 #if 0 /* This is a special diagnostic section. Do not allow it to run during normal operation. */
403 CtdlLogPrintf(CTDL_DEBUG, "There are %d messages in the room.\n", num_msgs);
404 for (i=0; i<num_msgs; ++i) {
405 if ((i > 0) && (msglist[i] <= msglist[i-1])) abort();
407 CtdlLogPrintf(CTDL_DEBUG, "We are twiddling %d of them.\n", num_target_msgnums);
408 for (k=0; k<num_target_msgnums; ++k) {
409 if ((k > 0) && (target_msgnums[k] <= target_msgnums[k-1])) abort();
413 CtdlLogPrintf(CTDL_DEBUG, "before update: %s\n", vset);
415 /* Translate the existing sequence set into an array of booleans */
416 num_sets = num_tokens(vset, ',');
417 for (s=0; s<num_sets; ++s) {
418 extract_token(setstr, vset, s, ',', sizeof setstr);
420 extract_token(lostr, setstr, 0, ':', sizeof lostr);
421 if (num_tokens(setstr, ':') >= 2) {
422 extract_token(histr, setstr, 1, ':', sizeof histr);
425 strcpy(histr, lostr);
428 if (!strcmp(histr, "*")) {
435 for (i = 0; i < num_msgs; ++i) {
436 if ((msglist[i] >= lo) && (msglist[i] <= hi)) {
443 /* Now translate the array of booleans back into a sequence set */
449 for (i=0; i<num_msgs; ++i) {
453 for (k=0; k<num_target_msgnums; ++k) {
454 if (msglist[i] == target_msgnums[k]) {
455 is_seen = target_setting;
459 w = 0; /* set to 1 if we write something to the string */
461 if ((was_seen == 0) && (is_seen == 1)) {
464 else if ((was_seen == 1) && (is_seen == 0)) {
468 if (!IsEmptyStr(vset)) {
472 sprintf(&vset[strlen(vset)], "%ld", hi);
475 sprintf(&vset[strlen(vset)], "%ld:%ld", lo, hi);
478 else if ((is_seen) && (i == num_msgs - 1)) {
480 if (!IsEmptyStr(vset)) {
483 if ((i==0) || (was_seen == 0)) {
484 sprintf(&vset[strlen(vset)], "%ld", msglist[i]);
487 sprintf(&vset[strlen(vset)], "%ld:%ld", lo, msglist[i]);
491 /* If the string is getting too long, truncate it at the beginning; repeat up to 9 times */
492 if (w) for (j=0; j<9; ++j) {
493 if ((strlen(vset) + 20) > sizeof vset) {
494 remove_token(vset, 0, ',');
495 if (which_set == ctdlsetseen_seen) {
497 sprintf(temp, "1:%ld,", atol(vset)-1L);
507 CtdlLogPrintf(CTDL_DEBUG, " after update: %s\n", vset);
509 /* Decide which message set we're manipulating */
511 case ctdlsetseen_seen:
512 safestrncpy(vbuf.v_seen, vset, sizeof vbuf.v_seen);
514 case ctdlsetseen_answered:
515 safestrncpy(vbuf.v_answered, vset, sizeof vbuf.v_answered);
521 CtdlSetRelationship(&vbuf, which_user, which_room);
526 * API function to perform an operation for each qualifying message in the
527 * current room. (Returns the number of messages processed.)
529 int CtdlForEachMessage(int mode, long ref, char *search_string,
531 struct CtdlMessage *compare,
532 void (*CallBack) (long, void *),
538 struct cdbdata *cdbfr;
539 long *msglist = NULL;
541 int num_processed = 0;
544 struct CtdlMessage *msg = NULL;
547 int printed_lastold = 0;
548 int num_search_msgs = 0;
549 long *search_msgs = NULL;
551 int need_to_free_re = 0;
554 if ((content_type) && (!IsEmptyStr(content_type))) {
555 regcomp(&re, content_type, 0);
559 /* Learn about the user and room in question */
560 getuser(&CC->user, CC->curr_user);
561 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
563 /* Load the message list */
564 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
566 msglist = (long *) cdbfr->ptr;
567 num_msgs = cdbfr->len / sizeof(long);
569 if (need_to_free_re) regfree(&re);
570 return 0; /* No messages at all? No further action. */
575 * Now begin the traversal.
577 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
579 /* If the caller is looking for a specific MIME type, filter
580 * out all messages which are not of the type requested.
582 if ((content_type != NULL) && (!IsEmptyStr(content_type))) {
584 /* This call to GetMetaData() sits inside this loop
585 * so that we only do the extra database read per msg
586 * if we need to. Doing the extra read all the time
587 * really kills the server. If we ever need to use
588 * metadata for another search criterion, we need to
589 * move the read somewhere else -- but still be smart
590 * enough to only do the read if the caller has
591 * specified something that will need it.
593 GetMetaData(&smi, msglist[a]);
595 /* if (strcasecmp(smi.meta_content_type, content_type)) { old non-regex way */
596 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) != 0) {
602 num_msgs = sort_msglist(msglist, num_msgs);
604 /* If a template was supplied, filter out the messages which
605 * don't match. (This could induce some delays!)
608 if (compare != NULL) {
609 for (a = 0; a < num_msgs; ++a) {
610 msg = CtdlFetchMessage(msglist[a], 1);
612 if (CtdlMsgCmp(msg, compare)) {
615 CtdlFreeMessage(msg);
621 /* If a search string was specified, get a message list from
622 * the full text index and remove messages which aren't on both
626 * Since the lists are sorted and strictly ascending, and the
627 * output list is guaranteed to be shorter than or equal to the
628 * input list, we overwrite the bottom of the input list. This
629 * eliminates the need to memmove big chunks of the list over and
632 if ( (num_msgs > 0) && (mode == MSGS_SEARCH) && (search_string) ) {
634 /* Call search module via hook mechanism.
635 * NULL means use any search function available.
636 * otherwise replace with a char * to name of search routine
638 CtdlModuleDoSearch(&num_search_msgs, &search_msgs, search_string, "fulltext");
640 if (num_search_msgs > 0) {
644 orig_num_msgs = num_msgs;
646 for (i=0; i<orig_num_msgs; ++i) {
647 for (j=0; j<num_search_msgs; ++j) {
648 if (msglist[i] == search_msgs[j]) {
649 msglist[num_msgs++] = msglist[i];
655 num_msgs = 0; /* No messages qualify */
657 if (search_msgs != NULL) free(search_msgs);
659 /* Now that we've purged messages which don't contain the search
660 * string, treat a MSGS_SEARCH just like a MSGS_ALL from this
667 * Now iterate through the message list, according to the
668 * criteria supplied by the caller.
671 for (a = 0; a < num_msgs; ++a) {
672 thismsg = msglist[a];
673 if (mode == MSGS_ALL) {
677 is_seen = is_msg_in_sequence_set(
678 vbuf.v_seen, thismsg);
679 if (is_seen) lastold = thismsg;
685 || ((mode == MSGS_OLD) && (is_seen))
686 || ((mode == MSGS_NEW) && (!is_seen))
687 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
688 || ((mode == MSGS_FIRST) && (a < ref))
689 || ((mode == MSGS_GT) && (thismsg > ref))
690 || ((mode == MSGS_EQ) && (thismsg == ref))
693 if ((mode == MSGS_NEW) && (CC->user.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
695 CallBack(lastold, userdata);
699 if (CallBack) CallBack(thismsg, userdata);
703 cdb_free(cdbfr); /* Clean up */
704 if (need_to_free_re) regfree(&re);
705 return num_processed;
711 * cmd_msgs() - get list of message #'s in this room
712 * implements the MSGS server command using CtdlForEachMessage()
714 void cmd_msgs(char *cmdbuf)
723 int with_template = 0;
724 struct CtdlMessage *template = NULL;
725 int with_headers = 0;
726 char search_string[1024];
728 extract_token(which, cmdbuf, 0, '|', sizeof which);
729 cm_ref = extract_int(cmdbuf, 1);
730 extract_token(search_string, cmdbuf, 1, '|', sizeof search_string);
731 with_template = extract_int(cmdbuf, 2);
732 with_headers = extract_int(cmdbuf, 3);
735 if (!strncasecmp(which, "OLD", 3))
737 else if (!strncasecmp(which, "NEW", 3))
739 else if (!strncasecmp(which, "FIRST", 5))
741 else if (!strncasecmp(which, "LAST", 4))
743 else if (!strncasecmp(which, "GT", 2))
745 else if (!strncasecmp(which, "SEARCH", 6))
750 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
751 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
755 if ( (mode == MSGS_SEARCH) && (!config.c_enable_fulltext) ) {
756 cprintf("%d Full text index is not enabled on this server.\n",
757 ERROR + CMD_NOT_SUPPORTED);
763 cprintf("%d Send template then receive message list\n",
765 template = (struct CtdlMessage *)
766 malloc(sizeof(struct CtdlMessage));
767 memset(template, 0, sizeof(struct CtdlMessage));
768 template->cm_magic = CTDLMESSAGE_MAGIC;
769 template->cm_anon_type = MES_NORMAL;
771 while(client_getln(buf, sizeof buf) >= 0 && strcmp(buf,"000")) {
772 extract_token(tfield, buf, 0, '|', sizeof tfield);
773 extract_token(tvalue, buf, 1, '|', sizeof tvalue);
774 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
775 if (!strcasecmp(tfield, msgkeys[i])) {
776 template->cm_fields[i] =
784 cprintf("%d \n", LISTING_FOLLOWS);
787 CtdlForEachMessage(mode,
788 ( (mode == MSGS_SEARCH) ? 0 : cm_ref ),
789 ( (mode == MSGS_SEARCH) ? search_string : NULL ),
792 (with_headers ? headers_listing : simple_listing),
795 if (template != NULL) CtdlFreeMessage(template);
803 * help_subst() - support routine for help file viewer
805 void help_subst(char *strbuf, char *source, char *dest)
810 while (p = pattern2(strbuf, source), (p >= 0)) {
811 strcpy(workbuf, &strbuf[p + strlen(source)]);
812 strcpy(&strbuf[p], dest);
813 strcat(strbuf, workbuf);
818 void do_help_subst(char *buffer)
822 help_subst(buffer, "^nodename", config.c_nodename);
823 help_subst(buffer, "^humannode", config.c_humannode);
824 help_subst(buffer, "^fqdn", config.c_fqdn);
825 help_subst(buffer, "^username", CC->user.fullname);
826 snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
827 help_subst(buffer, "^usernum", buf2);
828 help_subst(buffer, "^sysadm", config.c_sysadm);
829 help_subst(buffer, "^variantname", CITADEL);
830 snprintf(buf2, sizeof buf2, "%d", config.c_maxsessions);
831 help_subst(buffer, "^maxsessions", buf2);
832 help_subst(buffer, "^bbsdir", ctdl_message_dir);
838 * memfmout() - Citadel text formatter and paginator.
839 * Although the original purpose of this routine was to format
840 * text to the reader's screen width, all we're really using it
841 * for here is to format text out to 80 columns before sending it
842 * to the client. The client software may reformat it again.
845 char *mptr, /* where are we going to get our text from? */
846 char subst, /* nonzero if we should do substitutions */
847 char *nl) /* string to terminate lines with */
855 static int width = 80;
860 c = 1; /* c is the current pos */
864 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
866 buffer[strlen(buffer) + 1] = 0;
867 buffer[strlen(buffer)] = ch;
870 if (buffer[0] == '^')
871 do_help_subst(buffer);
873 buffer[strlen(buffer) + 1] = 0;
875 strcpy(buffer, &buffer[1]);
883 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10)) {
886 if (((old == 13) || (old == 10)) && (isspace(real))) {
891 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
892 cprintf("%s%s", nl, aaa);
901 if ((strlen(aaa) + c) > (width - 5)) {
910 if ((ch == 13) || (ch == 10)) {
911 cprintf("%s%s", aaa, nl);
918 cprintf("%s%s", aaa, nl);
924 * Callback function for mime parser that simply lists the part
926 void list_this_part(char *name, char *filename, char *partnum, char *disp,
927 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
928 char *cbid, void *cbuserdata)
932 ma = (struct ma_info *)cbuserdata;
933 if (ma->is_ma == 0) {
934 cprintf("part=%s|%s|%s|%s|%s|%ld|%s\n",
935 name, filename, partnum, disp, cbtype, (long)length, cbid);
940 * Callback function for multipart prefix
942 void list_this_pref(char *name, char *filename, char *partnum, char *disp,
943 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
944 char *cbid, void *cbuserdata)
948 ma = (struct ma_info *)cbuserdata;
949 if (!strcasecmp(cbtype, "multipart/alternative")) {
953 if (ma->is_ma == 0) {
954 cprintf("pref=%s|%s\n", partnum, cbtype);
959 * Callback function for multipart sufffix
961 void list_this_suff(char *name, char *filename, char *partnum, char *disp,
962 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
963 char *cbid, void *cbuserdata)
967 ma = (struct ma_info *)cbuserdata;
968 if (ma->is_ma == 0) {
969 cprintf("suff=%s|%s\n", partnum, cbtype);
971 if (!strcasecmp(cbtype, "multipart/alternative")) {
978 * Callback function for mime parser that opens a section for downloading
980 void mime_download(char *name, char *filename, char *partnum, char *disp,
981 void *content, char *cbtype, char *cbcharset, size_t length,
982 char *encoding, char *cbid, void *cbuserdata)
985 /* Silently go away if there's already a download open. */
986 if (CC->download_fp != NULL)
990 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
991 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
993 CC->download_fp = tmpfile();
994 if (CC->download_fp == NULL)
997 fwrite(content, length, 1, CC->download_fp);
998 fflush(CC->download_fp);
999 rewind(CC->download_fp);
1001 OpenCmdResult(filename, cbtype);
1008 * Callback function for mime parser that outputs a section all at once.
1009 * We can specify the desired section by part number *or* content-id.
1011 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
1012 void *content, char *cbtype, char *cbcharset, size_t length,
1013 char *encoding, char *cbid, void *cbuserdata)
1015 int *found_it = (int *)cbuserdata;
1018 (!IsEmptyStr(partnum) && (!strcasecmp(CC->download_desired_section, partnum)))
1019 || (!IsEmptyStr(cbid) && (!strcasecmp(CC->download_desired_section, cbid)))
1022 cprintf("%d %d|-1|%s|%s\n",
1028 client_write(content, length);
1035 * Load a message from disk into memory.
1036 * This is used by CtdlOutputMsg() and other fetch functions.
1038 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1039 * using the CtdlMessageFree() function.
1041 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1043 struct cdbdata *dmsgtext;
1044 struct CtdlMessage *ret = NULL;
1048 cit_uint8_t field_header;
1050 CtdlLogPrintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1052 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1053 if (dmsgtext == NULL) {
1056 mptr = dmsgtext->ptr;
1057 upper_bound = mptr + dmsgtext->len;
1059 /* Parse the three bytes that begin EVERY message on disk.
1060 * The first is always 0xFF, the on-disk magic number.
1061 * The second is the anonymous/public type byte.
1062 * The third is the format type byte (vari, fixed, or MIME).
1066 CtdlLogPrintf(CTDL_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1070 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1071 memset(ret, 0, sizeof(struct CtdlMessage));
1073 ret->cm_magic = CTDLMESSAGE_MAGIC;
1074 ret->cm_anon_type = *mptr++; /* Anon type byte */
1075 ret->cm_format_type = *mptr++; /* Format type byte */
1078 * The rest is zero or more arbitrary fields. Load them in.
1079 * We're done when we encounter either a zero-length field or
1080 * have just processed the 'M' (message text) field.
1083 if (mptr >= upper_bound) {
1086 field_header = *mptr++;
1087 ret->cm_fields[field_header] = strdup(mptr);
1089 while (*mptr++ != 0); /* advance to next field */
1091 } while ((mptr < upper_bound) && (field_header != 'M'));
1095 /* Always make sure there's something in the msg text field. If
1096 * it's NULL, the message text is most likely stored separately,
1097 * so go ahead and fetch that. Failing that, just set a dummy
1098 * body so other code doesn't barf.
1100 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1101 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1102 if (dmsgtext != NULL) {
1103 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1107 if (ret->cm_fields['M'] == NULL) {
1108 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1111 /* Perform "before read" hooks (aborting if any return nonzero) */
1112 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1113 CtdlFreeMessage(ret);
1122 * Returns 1 if the supplied pointer points to a valid Citadel message.
1123 * If the pointer is NULL or the magic number check fails, returns 0.
1125 int is_valid_message(struct CtdlMessage *msg) {
1128 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1129 CtdlLogPrintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1137 * 'Destructor' for struct CtdlMessage
1139 void CtdlFreeMessage(struct CtdlMessage *msg)
1143 if (is_valid_message(msg) == 0)
1145 if (msg != NULL) free (msg);
1149 for (i = 0; i < 256; ++i)
1150 if (msg->cm_fields[i] != NULL) {
1151 free(msg->cm_fields[i]);
1154 msg->cm_magic = 0; /* just in case */
1160 * Pre callback function for multipart/alternative
1162 * NOTE: this differs from the standard behavior for a reason. Normally when
1163 * displaying multipart/alternative you want to show the _last_ usable
1164 * format in the message. Here we show the _first_ one, because it's
1165 * usually text/plain. Since this set of functions is designed for text
1166 * output to non-MIME-aware clients, this is the desired behavior.
1169 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1170 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1171 char *cbid, void *cbuserdata)
1175 ma = (struct ma_info *)cbuserdata;
1176 CtdlLogPrintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1177 if (!strcasecmp(cbtype, "multipart/alternative")) {
1181 if (!strcasecmp(cbtype, "message/rfc822")) {
1187 * Post callback function for multipart/alternative
1189 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1190 void *content, char *cbtype, char *cbcharset, size_t length,
1191 char *encoding, char *cbid, void *cbuserdata)
1195 ma = (struct ma_info *)cbuserdata;
1196 CtdlLogPrintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1197 if (!strcasecmp(cbtype, "multipart/alternative")) {
1201 if (!strcasecmp(cbtype, "message/rfc822")) {
1207 * Inline callback function for mime parser that wants to display text
1209 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1210 void *content, char *cbtype, char *cbcharset, size_t length,
1211 char *encoding, char *cbid, void *cbuserdata)
1218 ma = (struct ma_info *)cbuserdata;
1220 CtdlLogPrintf(CTDL_DEBUG,
1221 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1222 partnum, filename, cbtype, (long)length);
1225 * If we're in the middle of a multipart/alternative scope and
1226 * we've already printed another section, skip this one.
1228 if ( (ma->is_ma) && (ma->did_print) ) {
1229 CtdlLogPrintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1234 if ( (!strcasecmp(cbtype, "text/plain"))
1235 || (IsEmptyStr(cbtype)) ) {
1238 client_write(wptr, length);
1239 if (wptr[length-1] != '\n') {
1246 if (!strcasecmp(cbtype, "text/html")) {
1247 ptr = html_to_ascii(content, length, 80, 0);
1249 client_write(ptr, wlen);
1250 if (ptr[wlen-1] != '\n') {
1257 if (ma->use_fo_hooks) {
1258 if (PerformFixedOutputHooks(cbtype, content, length)) {
1259 /* above function returns nonzero if it handled the part */
1264 if (strncasecmp(cbtype, "multipart/", 10)) {
1265 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1266 partnum, filename, cbtype, (long)length);
1272 * The client is elegant and sophisticated and wants to be choosy about
1273 * MIME content types, so figure out which multipart/alternative part
1274 * we're going to send.
1276 * We use a system of weights. When we find a part that matches one of the
1277 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1278 * and then set ma->chosen_pref to that MIME type's position in our preference
1279 * list. If we then hit another match, we only replace the first match if
1280 * the preference value is lower.
1282 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1283 void *content, char *cbtype, char *cbcharset, size_t length,
1284 char *encoding, char *cbid, void *cbuserdata)
1290 ma = (struct ma_info *)cbuserdata;
1292 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1293 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1294 // I don't know if there are any side effects! Please TEST TEST TEST
1295 //if (ma->is_ma > 0) {
1297 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1298 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1299 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1300 if (i < ma->chosen_pref) {
1301 CtdlLogPrintf(CTDL_DEBUG, "Setting chosen part: <%s>\n", partnum);
1302 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1303 ma->chosen_pref = i;
1310 * Now that we've chosen our preferred part, output it.
1312 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1313 void *content, char *cbtype, char *cbcharset, size_t length,
1314 char *encoding, char *cbid, void *cbuserdata)
1318 int add_newline = 0;
1322 ma = (struct ma_info *)cbuserdata;
1324 /* This is not the MIME part you're looking for... */
1325 if (strcasecmp(partnum, ma->chosen_part)) return;
1327 /* If the content-type of this part is in our preferred formats
1328 * list, we can simply output it verbatim.
1330 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1331 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1332 if (!strcasecmp(buf, cbtype)) {
1333 /* Yeah! Go! W00t!! */
1335 text_content = (char *)content;
1336 if (text_content[length-1] != '\n') {
1339 cprintf("Content-type: %s", cbtype);
1340 if (!IsEmptyStr(cbcharset)) {
1341 cprintf("; charset=%s", cbcharset);
1343 cprintf("\nContent-length: %d\n",
1344 (int)(length + add_newline) );
1345 if (!IsEmptyStr(encoding)) {
1346 cprintf("Content-transfer-encoding: %s\n", encoding);
1349 cprintf("Content-transfer-encoding: 7bit\n");
1351 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1353 client_write(content, length);
1354 if (add_newline) cprintf("\n");
1359 /* No translations required or possible: output as text/plain */
1360 cprintf("Content-type: text/plain\n\n");
1361 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1362 length, encoding, cbid, cbuserdata);
1367 char desired_section[64];
1374 * Callback function for
1376 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1377 void *content, char *cbtype, char *cbcharset, size_t length,
1378 char *encoding, char *cbid, void *cbuserdata)
1380 struct encapmsg *encap;
1382 encap = (struct encapmsg *)cbuserdata;
1384 /* Only proceed if this is the desired section... */
1385 if (!strcasecmp(encap->desired_section, partnum)) {
1386 encap->msglen = length;
1387 encap->msg = malloc(length + 2);
1388 memcpy(encap->msg, content, length);
1398 * Get a message off disk. (returns om_* values found in msgbase.h)
1401 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1402 int mode, /* how would you like that message? */
1403 int headers_only, /* eschew the message body? */
1404 int do_proto, /* do Citadel protocol responses? */
1405 int crlf, /* Use CRLF newlines instead of LF? */
1406 char *section, /* NULL or a message/rfc822 section */
1407 int flags /* should the bessage be exported clean? */
1409 struct CtdlMessage *TheMessage = NULL;
1410 int retcode = om_no_such_msg;
1411 struct encapmsg encap;
1413 CtdlLogPrintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1415 (section ? section : "<>")
1418 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1419 if (do_proto) cprintf("%d Not logged in.\n",
1420 ERROR + NOT_LOGGED_IN);
1421 return(om_not_logged_in);
1424 /* FIXME: check message id against msglist for this room */
1427 * Fetch the message from disk. If we're in HEADERS_FAST mode,
1428 * request that we don't even bother loading the body into memory.
1430 if (headers_only == HEADERS_FAST) {
1431 TheMessage = CtdlFetchMessage(msg_num, 0);
1434 TheMessage = CtdlFetchMessage(msg_num, 1);
1437 if (TheMessage == NULL) {
1438 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1439 ERROR + MESSAGE_NOT_FOUND, msg_num);
1440 return(om_no_such_msg);
1443 /* Here is the weird form of this command, to process only an
1444 * encapsulated message/rfc822 section.
1446 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1447 memset(&encap, 0, sizeof encap);
1448 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1449 mime_parser(TheMessage->cm_fields['M'],
1451 *extract_encapsulated_message,
1452 NULL, NULL, (void *)&encap, 0
1454 CtdlFreeMessage(TheMessage);
1458 encap.msg[encap.msglen] = 0;
1459 TheMessage = convert_internet_message(encap.msg);
1460 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1462 /* Now we let it fall through to the bottom of this
1463 * function, because TheMessage now contains the
1464 * encapsulated message instead of the top-level
1465 * message. Isn't that neat?
1470 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1471 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1472 retcode = om_no_such_msg;
1477 /* Ok, output the message now */
1478 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1479 CtdlFreeMessage(TheMessage);
1485 char *qp_encode_email_addrs(char *source)
1487 char user[256], node[256], name[256];
1488 const char headerStr[] = "=?UTF-8?Q?";
1492 int need_to_encode = 0;
1498 long nAddrPtrMax = 50;
1503 if (source == NULL) return source;
1504 if (IsEmptyStr(source)) return source;
1506 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1507 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1508 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1511 while (!IsEmptyStr (&source[i])) {
1512 if (nColons >= nAddrPtrMax){
1515 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1516 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1517 free (AddrPtr), AddrPtr = ptr;
1519 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1520 memset(&ptr[nAddrPtrMax], 0,
1521 sizeof (long) * nAddrPtrMax);
1523 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1524 free (AddrUtf8), AddrUtf8 = ptr;
1527 if (((unsigned char) source[i] < 32) ||
1528 ((unsigned char) source[i] > 126)) {
1530 AddrUtf8[nColons] = 1;
1532 if (source[i] == '"')
1533 InQuotes = !InQuotes;
1534 if (!InQuotes && source[i] == ',') {
1535 AddrPtr[nColons] = i;
1540 if (need_to_encode == 0) {
1547 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1548 Encoded = (char*) malloc (EncodedMaxLen);
1550 for (i = 0; i < nColons; i++)
1551 source[AddrPtr[i]++] = '\0';
1555 for (i = 0; i < nColons && nPtr != NULL; i++) {
1556 nmax = EncodedMaxLen - (nPtr - Encoded);
1558 process_rfc822_addr(&source[AddrPtr[i]],
1562 /* TODO: libIDN here ! */
1563 if (IsEmptyStr(name)) {
1564 n = snprintf(nPtr, nmax,
1565 (i==0)?"%s@%s" : ",%s@%s",
1569 EncodedName = rfc2047encode(name, strlen(name));
1570 n = snprintf(nPtr, nmax,
1571 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1572 EncodedName, user, node);
1577 n = snprintf(nPtr, nmax,
1578 (i==0)?"%s" : ",%s",
1579 &source[AddrPtr[i]]);
1585 ptr = (char*) malloc(EncodedMaxLen * 2);
1586 memcpy(ptr, Encoded, EncodedMaxLen);
1587 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1588 free(Encoded), Encoded = ptr;
1590 i--; /* do it once more with properly lengthened buffer */
1593 for (i = 0; i < nColons; i++)
1594 source[--AddrPtr[i]] = ',';
1601 /* If the last item in a list of recipients was truncated to a partial address,
1602 * remove it completely in order to avoid choking libSieve
1604 void sanitize_truncated_recipient(char *str)
1607 if (num_tokens(str, ',') < 2) return;
1609 int len = strlen(str);
1610 if (len < 900) return;
1611 if (len > 998) str[998] = 0;
1613 char *cptr = strrchr(str, ',');
1616 char *lptr = strchr(cptr, '<');
1617 char *rptr = strchr(cptr, '>');
1619 if ( (lptr) && (rptr) && (rptr > lptr) ) return;
1627 * Get a message off disk. (returns om_* values found in msgbase.h)
1629 int CtdlOutputPreLoadedMsg(
1630 struct CtdlMessage *TheMessage,
1631 int mode, /* how would you like that message? */
1632 int headers_only, /* eschew the message body? */
1633 int do_proto, /* do Citadel protocol responses? */
1634 int crlf, /* Use CRLF newlines instead of LF? */
1635 int flags /* should the bessage be exported clean? */
1639 cit_uint8_t ch, prev_ch;
1641 char display_name[256];
1643 char *nl; /* newline string */
1645 int subject_found = 0;
1648 /* Buffers needed for RFC822 translation. These are all filled
1649 * using functions that are bounds-checked, and therefore we can
1650 * make them substantially smaller than SIZ.
1657 char datestamp[100];
1659 CtdlLogPrintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1660 ((TheMessage == NULL) ? "NULL" : "not null"),
1661 mode, headers_only, do_proto, crlf);
1663 strcpy(mid, "unknown");
1664 nl = (crlf ? "\r\n" : "\n");
1666 if (!is_valid_message(TheMessage)) {
1667 CtdlLogPrintf(CTDL_ERR,
1668 "ERROR: invalid preloaded message for output\n");
1670 return(om_no_such_msg);
1673 /* Are we downloading a MIME component? */
1674 if (mode == MT_DOWNLOAD) {
1675 if (TheMessage->cm_format_type != FMT_RFC822) {
1677 cprintf("%d This is not a MIME message.\n",
1678 ERROR + ILLEGAL_VALUE);
1679 } else if (CC->download_fp != NULL) {
1680 if (do_proto) cprintf(
1681 "%d You already have a download open.\n",
1682 ERROR + RESOURCE_BUSY);
1684 /* Parse the message text component */
1685 mptr = TheMessage->cm_fields['M'];
1686 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1687 /* If there's no file open by this time, the requested
1688 * section wasn't found, so print an error
1690 if (CC->download_fp == NULL) {
1691 if (do_proto) cprintf(
1692 "%d Section %s not found.\n",
1693 ERROR + FILE_NOT_FOUND,
1694 CC->download_desired_section);
1697 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1700 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
1701 * in a single server operation instead of opening a download file.
1703 if (mode == MT_SPEW_SECTION) {
1704 if (TheMessage->cm_format_type != FMT_RFC822) {
1706 cprintf("%d This is not a MIME message.\n",
1707 ERROR + ILLEGAL_VALUE);
1709 /* Parse the message text component */
1712 mptr = TheMessage->cm_fields['M'];
1713 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
1714 /* If section wasn't found, print an error
1717 if (do_proto) cprintf(
1718 "%d Section %s not found.\n",
1719 ERROR + FILE_NOT_FOUND,
1720 CC->download_desired_section);
1723 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1726 /* now for the user-mode message reading loops */
1727 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1729 /* Does the caller want to skip the headers? */
1730 if (headers_only == HEADERS_NONE) goto START_TEXT;
1732 /* Tell the client which format type we're using. */
1733 if ( (mode == MT_CITADEL) && (do_proto) ) {
1734 cprintf("type=%d\n", TheMessage->cm_format_type);
1737 /* nhdr=yes means that we're only displaying headers, no body */
1738 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1739 && ((mode == MT_CITADEL) || (mode == MT_MIME))
1742 cprintf("nhdr=yes\n");
1745 /* begin header processing loop for Citadel message format */
1747 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1749 safestrncpy(display_name, "<unknown>", sizeof display_name);
1750 if (TheMessage->cm_fields['A']) {
1751 strcpy(buf, TheMessage->cm_fields['A']);
1752 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1753 safestrncpy(display_name, "****", sizeof display_name);
1755 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1756 safestrncpy(display_name, "anonymous", sizeof display_name);
1759 safestrncpy(display_name, buf, sizeof display_name);
1761 if ((is_room_aide())
1762 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1763 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1764 size_t tmp = strlen(display_name);
1765 snprintf(&display_name[tmp],
1766 sizeof display_name - tmp,
1771 /* Don't show Internet address for users on the
1772 * local Citadel network.
1775 if (TheMessage->cm_fields['N'] != NULL)
1776 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1777 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1781 /* Now spew the header fields in the order we like them. */
1782 safestrncpy(allkeys, FORDER, sizeof allkeys);
1783 for (i=0; i<strlen(allkeys); ++i) {
1784 k = (int) allkeys[i];
1786 if ( (TheMessage->cm_fields[k] != NULL)
1787 && (msgkeys[k] != NULL) ) {
1788 if ((k == 'V') || (k == 'R') || (k == 'Y')) {
1789 sanitize_truncated_recipient(TheMessage->cm_fields[k]);
1792 if (do_proto) cprintf("%s=%s\n",
1796 else if ((k == 'F') && (suppress_f)) {
1799 /* Masquerade display name if needed */
1801 if (do_proto) cprintf("%s=%s\n",
1803 TheMessage->cm_fields[k]
1812 /* begin header processing loop for RFC822 transfer format */
1817 strcpy(snode, NODENAME);
1818 if (mode == MT_RFC822) {
1819 for (i = 0; i < 256; ++i) {
1820 if (TheMessage->cm_fields[i]) {
1821 mptr = mpptr = TheMessage->cm_fields[i];
1824 safestrncpy(luser, mptr, sizeof luser);
1825 safestrncpy(suser, mptr, sizeof suser);
1827 else if (i == 'Y') {
1828 if ((flags & QP_EADDR) != 0) {
1829 mptr = qp_encode_email_addrs(mptr);
1831 sanitize_truncated_recipient(mptr);
1832 cprintf("CC: %s%s", mptr, nl);
1834 else if (i == 'P') {
1835 cprintf("Return-Path: %s%s", mptr, nl);
1837 else if (i == 'L') {
1838 cprintf("List-ID: %s%s", mptr, nl);
1840 else if (i == 'V') {
1841 if ((flags & QP_EADDR) != 0)
1842 mptr = qp_encode_email_addrs(mptr);
1843 cprintf("Envelope-To: %s%s", mptr, nl);
1845 else if (i == 'U') {
1846 cprintf("Subject: %s%s", mptr, nl);
1850 safestrncpy(mid, mptr, sizeof mid);
1852 safestrncpy(fuser, mptr, sizeof fuser);
1853 /* else if (i == 'O')
1854 cprintf("X-Citadel-Room: %s%s",
1857 safestrncpy(snode, mptr, sizeof snode);
1860 if (haschar(mptr, '@') == 0)
1862 sanitize_truncated_recipient(mptr);
1863 cprintf("To: %s@%s", mptr, config.c_fqdn);
1868 if ((flags & QP_EADDR) != 0) {
1869 mptr = qp_encode_email_addrs(mptr);
1871 sanitize_truncated_recipient(mptr);
1872 cprintf("To: %s", mptr);
1876 else if (i == 'T') {
1877 datestring(datestamp, sizeof datestamp,
1878 atol(mptr), DATESTRING_RFC822);
1879 cprintf("Date: %s%s", datestamp, nl);
1881 else if (i == 'W') {
1882 cprintf("References: ");
1883 k = num_tokens(mptr, '|');
1884 for (j=0; j<k; ++j) {
1885 extract_token(buf, mptr, j, '|', sizeof buf);
1886 cprintf("<%s>", buf);
1899 if (subject_found == 0) {
1900 cprintf("Subject: (no subject)%s", nl);
1904 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
1905 suser[i] = tolower(suser[i]);
1906 if (!isalnum(suser[i])) suser[i]='_';
1909 if (mode == MT_RFC822) {
1910 if (!strcasecmp(snode, NODENAME)) {
1911 safestrncpy(snode, FQDN, sizeof snode);
1914 /* Construct a fun message id */
1915 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
1916 if (strchr(mid, '@')==NULL) {
1917 cprintf("@%s", snode);
1921 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1922 cprintf("From: \"----\" <x@x.org>%s", nl);
1924 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1925 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1927 else if (!IsEmptyStr(fuser)) {
1928 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1931 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1934 /* Blank line signifying RFC822 end-of-headers */
1935 if (TheMessage->cm_format_type != FMT_RFC822) {
1940 /* end header processing loop ... at this point, we're in the text */
1942 if (headers_only == HEADERS_FAST) goto DONE;
1943 mptr = TheMessage->cm_fields['M'];
1945 /* Tell the client about the MIME parts in this message */
1946 if (TheMessage->cm_format_type == FMT_RFC822) {
1947 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1948 memset(&ma, 0, sizeof(struct ma_info));
1949 mime_parser(mptr, NULL,
1950 (do_proto ? *list_this_part : NULL),
1951 (do_proto ? *list_this_pref : NULL),
1952 (do_proto ? *list_this_suff : NULL),
1955 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1956 char *start_of_text = NULL;
1957 start_of_text = strstr(mptr, "\n\r\n");
1958 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1959 if (start_of_text == NULL) start_of_text = mptr;
1961 start_of_text = strstr(start_of_text, "\n");
1966 int nllen = strlen(nl);
1968 while (ch=*mptr, ch!=0) {
1974 ((headers_only == HEADERS_NONE) && (mptr >= start_of_text))
1975 || ((headers_only == HEADERS_ONLY) && (mptr < start_of_text))
1976 || ((headers_only != HEADERS_NONE) && (headers_only != HEADERS_ONLY))
1979 sprintf(&outbuf[outlen], "%s", nl);
1983 outbuf[outlen++] = ch;
1987 if (flags & ESC_DOT)
1989 if ((prev_ch == 10) && (ch == '.') && ((*(mptr+1) == 13) || (*(mptr+1) == 10)))
1991 outbuf[outlen++] = '.';
1996 if (outlen > 1000) {
1997 client_write(outbuf, outlen);
2002 client_write(outbuf, outlen);
2010 if (headers_only == HEADERS_ONLY) {
2014 /* signify start of msg text */
2015 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2016 if (do_proto) cprintf("text\n");
2019 /* If the format type on disk is 1 (fixed-format), then we want
2020 * everything to be output completely literally ... regardless of
2021 * what message transfer format is in use.
2023 if (TheMessage->cm_format_type == FMT_FIXED) {
2025 if (mode == MT_MIME) {
2026 cprintf("Content-type: text/plain\n\n");
2030 while (ch = *mptr++, ch > 0) {
2033 if ((ch == 10) || (buflen > 250)) {
2035 cprintf("%s%s", buf, nl);
2044 if (!IsEmptyStr(buf))
2045 cprintf("%s%s", buf, nl);
2048 /* If the message on disk is format 0 (Citadel vari-format), we
2049 * output using the formatter at 80 columns. This is the final output
2050 * form if the transfer format is RFC822, but if the transfer format
2051 * is Citadel proprietary, it'll still work, because the indentation
2052 * for new paragraphs is correct and the client will reformat the
2053 * message to the reader's screen width.
2055 if (TheMessage->cm_format_type == FMT_CITADEL) {
2056 if (mode == MT_MIME) {
2057 cprintf("Content-type: text/x-citadel-variformat\n\n");
2059 memfmout(mptr, 0, nl);
2062 /* If the message on disk is format 4 (MIME), we've gotta hand it
2063 * off to the MIME parser. The client has already been told that
2064 * this message is format 1 (fixed format), so the callback function
2065 * we use will display those parts as-is.
2067 if (TheMessage->cm_format_type == FMT_RFC822) {
2068 memset(&ma, 0, sizeof(struct ma_info));
2070 if (mode == MT_MIME) {
2071 ma.use_fo_hooks = 0;
2072 strcpy(ma.chosen_part, "1");
2073 ma.chosen_pref = 9999;
2074 mime_parser(mptr, NULL,
2075 *choose_preferred, *fixed_output_pre,
2076 *fixed_output_post, (void *)&ma, 0);
2077 mime_parser(mptr, NULL,
2078 *output_preferred, NULL, NULL, (void *)&ma, CC->msg4_dont_decode);
2081 ma.use_fo_hooks = 1;
2082 mime_parser(mptr, NULL,
2083 *fixed_output, *fixed_output_pre,
2084 *fixed_output_post, (void *)&ma, 0);
2089 DONE: /* now we're done */
2090 if (do_proto) cprintf("000\n");
2097 * display a message (mode 0 - Citadel proprietary)
2099 void cmd_msg0(char *cmdbuf)
2102 int headers_only = HEADERS_ALL;
2104 msgid = extract_long(cmdbuf, 0);
2105 headers_only = extract_int(cmdbuf, 1);
2107 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2113 * display a message (mode 2 - RFC822)
2115 void cmd_msg2(char *cmdbuf)
2118 int headers_only = HEADERS_ALL;
2120 msgid = extract_long(cmdbuf, 0);
2121 headers_only = extract_int(cmdbuf, 1);
2123 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2129 * display a message (mode 3 - IGnet raw format - internal programs only)
2131 void cmd_msg3(char *cmdbuf)
2134 struct CtdlMessage *msg = NULL;
2137 if (CC->internal_pgm == 0) {
2138 cprintf("%d This command is for internal programs only.\n",
2139 ERROR + HIGHER_ACCESS_REQUIRED);
2143 msgnum = extract_long(cmdbuf, 0);
2144 msg = CtdlFetchMessage(msgnum, 1);
2146 cprintf("%d Message %ld not found.\n",
2147 ERROR + MESSAGE_NOT_FOUND, msgnum);
2151 serialize_message(&smr, msg);
2152 CtdlFreeMessage(msg);
2155 cprintf("%d Unable to serialize message\n",
2156 ERROR + INTERNAL_ERROR);
2160 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2161 client_write((char *)smr.ser, (int)smr.len);
2168 * Display a message using MIME content types
2170 void cmd_msg4(char *cmdbuf)
2175 msgid = extract_long(cmdbuf, 0);
2176 extract_token(section, cmdbuf, 1, '|', sizeof section);
2177 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2183 * Client tells us its preferred message format(s)
2185 void cmd_msgp(char *cmdbuf)
2187 if (!strcasecmp(cmdbuf, "dont_decode")) {
2188 CC->msg4_dont_decode = 1;
2189 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2192 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2193 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2199 * Open a component of a MIME message as a download file
2201 void cmd_opna(char *cmdbuf)
2204 char desired_section[128];
2206 msgid = extract_long(cmdbuf, 0);
2207 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2208 safestrncpy(CC->download_desired_section, desired_section,
2209 sizeof CC->download_desired_section);
2210 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2215 * Open a component of a MIME message and transmit it all at once
2217 void cmd_dlat(char *cmdbuf)
2220 char desired_section[128];
2222 msgid = extract_long(cmdbuf, 0);
2223 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2224 safestrncpy(CC->download_desired_section, desired_section,
2225 sizeof CC->download_desired_section);
2226 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2231 * Save one or more message pointers into a specified room
2232 * (Returns 0 for success, nonzero for failure)
2233 * roomname may be NULL to use the current room
2235 * Note that the 'supplied_msg' field may be set to NULL, in which case
2236 * the message will be fetched from disk, by number, if we need to perform
2237 * replication checks. This adds an additional database read, so if the
2238 * caller already has the message in memory then it should be supplied. (Obviously
2239 * this mode of operation only works if we're saving a single message.)
2241 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2242 int do_repl_check, struct CtdlMessage *supplied_msg)
2245 char hold_rm[ROOMNAMELEN];
2246 struct cdbdata *cdbfr;
2249 long highest_msg = 0L;
2252 struct CtdlMessage *msg = NULL;
2254 long *msgs_to_be_merged = NULL;
2255 int num_msgs_to_be_merged = 0;
2257 CtdlLogPrintf(CTDL_DEBUG,
2258 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d)\n",
2259 roomname, num_newmsgs, do_repl_check);
2261 strcpy(hold_rm, CC->room.QRname);
2264 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2265 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2266 if (num_newmsgs > 1) supplied_msg = NULL;
2268 /* Now the regular stuff */
2269 if (lgetroom(&CC->room,
2270 ((roomname != NULL) ? roomname : CC->room.QRname) )
2272 CtdlLogPrintf(CTDL_ERR, "No such room <%s>\n", roomname);
2273 return(ERROR + ROOM_NOT_FOUND);
2277 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2278 num_msgs_to_be_merged = 0;
2281 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2282 if (cdbfr == NULL) {
2286 msglist = (long *) cdbfr->ptr;
2287 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2288 num_msgs = cdbfr->len / sizeof(long);
2293 /* Create a list of msgid's which were supplied by the caller, but do
2294 * not already exist in the target room. It is absolutely taboo to
2295 * have more than one reference to the same message in a room.
2297 for (i=0; i<num_newmsgs; ++i) {
2299 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2300 if (msglist[j] == newmsgidlist[i]) {
2305 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2309 CtdlLogPrintf(9, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2312 * Now merge the new messages
2314 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2315 if (msglist == NULL) {
2316 CtdlLogPrintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
2318 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2319 num_msgs += num_msgs_to_be_merged;
2321 /* Sort the message list, so all the msgid's are in order */
2322 num_msgs = sort_msglist(msglist, num_msgs);
2324 /* Determine the highest message number */
2325 highest_msg = msglist[num_msgs - 1];
2327 /* Write it back to disk. */
2328 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2329 msglist, (int)(num_msgs * sizeof(long)));
2331 /* Free up the memory we used. */
2334 /* Update the highest-message pointer and unlock the room. */
2335 CC->room.QRhighest = highest_msg;
2336 lputroom(&CC->room);
2338 /* Perform replication checks if necessary */
2339 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2340 CtdlLogPrintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2342 for (i=0; i<num_msgs_to_be_merged; ++i) {
2343 msgid = msgs_to_be_merged[i];
2345 if (supplied_msg != NULL) {
2349 msg = CtdlFetchMessage(msgid, 0);
2353 ReplicationChecks(msg);
2355 /* If the message has an Exclusive ID, index that... */
2356 if (msg->cm_fields['E'] != NULL) {
2357 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2360 /* Free up the memory we may have allocated */
2361 if (msg != supplied_msg) {
2362 CtdlFreeMessage(msg);
2370 CtdlLogPrintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2373 /* Submit this room for processing by hooks */
2374 PerformRoomHooks(&CC->room);
2376 /* Go back to the room we were in before we wandered here... */
2377 getroom(&CC->room, hold_rm);
2379 /* Bump the reference count for all messages which were merged */
2380 for (i=0; i<num_msgs_to_be_merged; ++i) {
2381 AdjRefCount(msgs_to_be_merged[i], +1);
2384 /* Free up memory... */
2385 if (msgs_to_be_merged != NULL) {
2386 free(msgs_to_be_merged);
2389 /* Return success. */
2395 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2398 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2399 int do_repl_check, struct CtdlMessage *supplied_msg)
2401 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg);
2408 * Message base operation to save a new message to the message store
2409 * (returns new message number)
2411 * This is the back end for CtdlSubmitMsg() and should not be directly
2412 * called by server-side modules.
2415 long send_message(struct CtdlMessage *msg) {
2423 /* Get a new message number */
2424 newmsgid = get_new_message_number();
2425 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2427 /* Generate an ID if we don't have one already */
2428 if (msg->cm_fields['I']==NULL) {
2429 msg->cm_fields['I'] = strdup(msgidbuf);
2432 /* If the message is big, set its body aside for storage elsewhere */
2433 if (msg->cm_fields['M'] != NULL) {
2434 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2436 holdM = msg->cm_fields['M'];
2437 msg->cm_fields['M'] = NULL;
2441 /* Serialize our data structure for storage in the database */
2442 serialize_message(&smr, msg);
2445 msg->cm_fields['M'] = holdM;
2449 cprintf("%d Unable to serialize message\n",
2450 ERROR + INTERNAL_ERROR);
2454 /* Write our little bundle of joy into the message base */
2455 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2456 smr.ser, smr.len) < 0) {
2457 CtdlLogPrintf(CTDL_ERR, "Can't store message\n");
2461 cdb_store(CDB_BIGMSGS,
2471 /* Free the memory we used for the serialized message */
2474 /* Return the *local* message ID to the caller
2475 * (even if we're storing an incoming network message)
2483 * Serialize a struct CtdlMessage into the format used on disk and network.
2485 * This function loads up a "struct ser_ret" (defined in server.h) which
2486 * contains the length of the serialized message and a pointer to the
2487 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2489 void serialize_message(struct ser_ret *ret, /* return values */
2490 struct CtdlMessage *msg) /* unserialized msg */
2492 size_t wlen, fieldlen;
2494 static char *forder = FORDER;
2497 * Check for valid message format
2499 if (is_valid_message(msg) == 0) {
2500 CtdlLogPrintf(CTDL_ERR, "serialize_message() aborting due to invalid message\n");
2507 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2508 ret->len = ret->len +
2509 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2511 ret->ser = malloc(ret->len);
2512 if (ret->ser == NULL) {
2513 CtdlLogPrintf(CTDL_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2514 (long)ret->len, strerror(errno));
2521 ret->ser[1] = msg->cm_anon_type;
2522 ret->ser[2] = msg->cm_format_type;
2525 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2526 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2527 ret->ser[wlen++] = (char)forder[i];
2528 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2529 wlen = wlen + fieldlen + 1;
2531 if (ret->len != wlen) CtdlLogPrintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2532 (long)ret->len, (long)wlen);
2539 * Serialize a struct CtdlMessage into the format used on disk and network.
2541 * This function loads up a "struct ser_ret" (defined in server.h) which
2542 * contains the length of the serialized message and a pointer to the
2543 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2545 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2546 long Siz) /* how many chars ? */
2550 static char *forder = FORDER;
2554 * Check for valid message format
2556 if (is_valid_message(msg) == 0) {
2557 CtdlLogPrintf(CTDL_ERR, "dump_message() aborting due to invalid message\n");
2561 buf = (char*) malloc (Siz + 1);
2565 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2566 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2567 msg->cm_fields[(int)forder[i]]);
2568 client_write (buf, strlen(buf));
2577 * Check to see if any messages already exist in the current room which
2578 * carry the same Exclusive ID as this one. If any are found, delete them.
2580 void ReplicationChecks(struct CtdlMessage *msg) {
2581 long old_msgnum = (-1L);
2583 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2585 CtdlLogPrintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2588 /* No exclusive id? Don't do anything. */
2589 if (msg == NULL) return;
2590 if (msg->cm_fields['E'] == NULL) return;
2591 if (IsEmptyStr(msg->cm_fields['E'])) return;
2592 /*CtdlLogPrintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2593 msg->cm_fields['E'], CC->room.QRname);*/
2595 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2596 if (old_msgnum > 0L) {
2597 CtdlLogPrintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2598 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2605 * Save a message to disk and submit it into the delivery system.
2607 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2608 struct recptypes *recps, /* recipients (if mail) */
2609 char *force, /* force a particular room? */
2610 int flags /* should the bessage be exported clean? */
2612 char submit_filename[128];
2613 char generated_timestamp[32];
2614 char hold_rm[ROOMNAMELEN];
2615 char actual_rm[ROOMNAMELEN];
2616 char force_room[ROOMNAMELEN];
2617 char content_type[SIZ]; /* We have to learn this */
2618 char recipient[SIZ];
2621 struct ctdluser userbuf;
2623 struct MetaData smi;
2624 FILE *network_fp = NULL;
2625 static int seqnum = 1;
2626 struct CtdlMessage *imsg = NULL;
2628 size_t instr_alloc = 0;
2630 char *hold_R, *hold_D;
2631 char *collected_addresses = NULL;
2632 struct addresses_to_be_filed *aptr = NULL;
2633 char *saved_rfc822_version = NULL;
2634 int qualified_for_journaling = 0;
2635 struct CitContext *CCC = CC; /* CachedCitContext - performance boost */
2636 char bounce_to[1024] = "";
2639 CtdlLogPrintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2640 if (is_valid_message(msg) == 0) return(-1); /* self check */
2642 /* If this message has no timestamp, we take the liberty of
2643 * giving it one, right now.
2645 if (msg->cm_fields['T'] == NULL) {
2646 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2647 msg->cm_fields['T'] = strdup(generated_timestamp);
2650 /* If this message has no path, we generate one.
2652 if (msg->cm_fields['P'] == NULL) {
2653 if (msg->cm_fields['A'] != NULL) {
2654 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2655 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
2656 if (isspace(msg->cm_fields['P'][a])) {
2657 msg->cm_fields['P'][a] = ' ';
2662 msg->cm_fields['P'] = strdup("unknown");
2666 if (force == NULL) {
2667 strcpy(force_room, "");
2670 strcpy(force_room, force);
2673 /* Learn about what's inside, because it's what's inside that counts */
2674 if (msg->cm_fields['M'] == NULL) {
2675 CtdlLogPrintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2679 switch (msg->cm_format_type) {
2681 strcpy(content_type, "text/x-citadel-variformat");
2684 strcpy(content_type, "text/plain");
2687 strcpy(content_type, "text/plain");
2688 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
2691 safestrncpy(content_type, &mptr[13], sizeof content_type);
2692 striplt(content_type);
2693 aptr = content_type;
2694 while (!IsEmptyStr(aptr)) {
2706 /* Goto the correct room */
2707 CtdlLogPrintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
2708 strcpy(hold_rm, CCC->room.QRname);
2709 strcpy(actual_rm, CCC->room.QRname);
2710 if (recps != NULL) {
2711 strcpy(actual_rm, SENTITEMS);
2714 /* If the user is a twit, move to the twit room for posting */
2716 if (CCC->user.axlevel == 2) {
2717 strcpy(hold_rm, actual_rm);
2718 strcpy(actual_rm, config.c_twitroom);
2719 CtdlLogPrintf(CTDL_DEBUG, "Diverting to twit room\n");
2723 /* ...or if this message is destined for Aide> then go there. */
2724 if (!IsEmptyStr(force_room)) {
2725 strcpy(actual_rm, force_room);
2728 CtdlLogPrintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2729 if (strcasecmp(actual_rm, CCC->room.QRname)) {
2730 /* getroom(&CCC->room, actual_rm); */
2731 usergoto(actual_rm, 0, 1, NULL, NULL);
2735 * If this message has no O (room) field, generate one.
2737 if (msg->cm_fields['O'] == NULL) {
2738 msg->cm_fields['O'] = strdup(CCC->room.QRname);
2741 /* Perform "before save" hooks (aborting if any return nonzero) */
2742 CtdlLogPrintf(CTDL_DEBUG, "Performing before-save hooks\n");
2743 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2746 * If this message has an Exclusive ID, and the room is replication
2747 * checking enabled, then do replication checks.
2749 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
2750 ReplicationChecks(msg);
2753 /* Save it to disk */
2754 CtdlLogPrintf(CTDL_DEBUG, "Saving to disk\n");
2755 newmsgid = send_message(msg);
2756 if (newmsgid <= 0L) return(-5);
2758 /* Write a supplemental message info record. This doesn't have to
2759 * be a critical section because nobody else knows about this message
2762 CtdlLogPrintf(CTDL_DEBUG, "Creating MetaData record\n");
2763 memset(&smi, 0, sizeof(struct MetaData));
2764 smi.meta_msgnum = newmsgid;
2765 smi.meta_refcount = 0;
2766 safestrncpy(smi.meta_content_type, content_type,
2767 sizeof smi.meta_content_type);
2770 * Measure how big this message will be when rendered as RFC822.
2771 * We do this for two reasons:
2772 * 1. We need the RFC822 length for the new metadata record, so the
2773 * POP and IMAP services don't have to calculate message lengths
2774 * while the user is waiting (multiplied by potentially hundreds
2775 * or thousands of messages).
2776 * 2. If journaling is enabled, we will need an RFC822 version of the
2777 * message to attach to the journalized copy.
2779 if (CCC->redirect_buffer != NULL) {
2780 CtdlLogPrintf(CTDL_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
2783 CCC->redirect_buffer = malloc(SIZ);
2784 CCC->redirect_len = 0;
2785 CCC->redirect_alloc = SIZ;
2786 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
2787 smi.meta_rfc822_length = CCC->redirect_len;
2788 saved_rfc822_version = CCC->redirect_buffer;
2789 CCC->redirect_buffer = NULL;
2790 CCC->redirect_len = 0;
2791 CCC->redirect_alloc = 0;
2795 /* Now figure out where to store the pointers */
2796 CtdlLogPrintf(CTDL_DEBUG, "Storing pointers\n");
2798 /* If this is being done by the networker delivering a private
2799 * message, we want to BYPASS saving the sender's copy (because there
2800 * is no local sender; it would otherwise go to the Trashcan).
2802 if ((!CCC->internal_pgm) || (recps == NULL)) {
2803 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2804 CtdlLogPrintf(CTDL_ERR, "ERROR saving message pointer!\n");
2805 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2809 /* For internet mail, drop a copy in the outbound queue room */
2810 if ((recps != NULL) && (recps->num_internet > 0)) {
2811 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2814 /* If other rooms are specified, drop them there too. */
2815 if ((recps != NULL) && (recps->num_room > 0))
2816 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2817 extract_token(recipient, recps->recp_room, i,
2818 '|', sizeof recipient);
2819 CtdlLogPrintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2820 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2823 /* Bump this user's messages posted counter. */
2824 CtdlLogPrintf(CTDL_DEBUG, "Updating user\n");
2825 lgetuser(&CCC->user, CCC->curr_user);
2826 CCC->user.posted = CCC->user.posted + 1;
2827 lputuser(&CCC->user);
2829 /* Decide where bounces need to be delivered */
2830 if ((recps != NULL) && (recps->bounce_to != NULL)) {
2831 safestrncpy(bounce_to, recps->bounce_to, sizeof bounce_to);
2833 else if (CCC->logged_in) {
2834 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
2837 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
2840 /* If this is private, local mail, make a copy in the
2841 * recipient's mailbox and bump the reference count.
2843 if ((recps != NULL) && (recps->num_local > 0))
2844 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2845 extract_token(recipient, recps->recp_local, i,
2846 '|', sizeof recipient);
2847 CtdlLogPrintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2849 if (getuser(&userbuf, recipient) == 0) {
2850 // Add a flag so the Funambol module knows its mail
2851 msg->cm_fields['W'] = strdup(recipient);
2852 MailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
2853 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2854 BumpNewMailCounter(userbuf.usernum);
2855 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
2856 /* Generate a instruction message for the Funambol notification
2857 * server, in the same style as the SMTP queue
2860 instr = malloc(instr_alloc);
2861 snprintf(instr, instr_alloc,
2862 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2864 SPOOLMIME, newmsgid, (long)time(NULL),
2868 imsg = malloc(sizeof(struct CtdlMessage));
2869 memset(imsg, 0, sizeof(struct CtdlMessage));
2870 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2871 imsg->cm_anon_type = MES_NORMAL;
2872 imsg->cm_format_type = FMT_RFC822;
2873 imsg->cm_fields['A'] = strdup("Citadel");
2874 imsg->cm_fields['J'] = strdup("do not journal");
2875 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2876 imsg->cm_fields['W'] = strdup(recipient);
2877 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
2878 CtdlFreeMessage(imsg);
2882 CtdlLogPrintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2883 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2888 /* Perform "after save" hooks */
2889 CtdlLogPrintf(CTDL_DEBUG, "Performing after-save hooks\n");
2890 PerformMessageHooks(msg, EVT_AFTERSAVE);
2892 /* For IGnet mail, we have to save a new copy into the spooler for
2893 * each recipient, with the R and D fields set to the recipient and
2894 * destination-node. This has two ugly side effects: all other
2895 * recipients end up being unlisted in this recipient's copy of the
2896 * message, and it has to deliver multiple messages to the same
2897 * node. We'll revisit this again in a year or so when everyone has
2898 * a network spool receiver that can handle the new style messages.
2900 if ((recps != NULL) && (recps->num_ignet > 0))
2901 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2902 extract_token(recipient, recps->recp_ignet, i,
2903 '|', sizeof recipient);
2905 hold_R = msg->cm_fields['R'];
2906 hold_D = msg->cm_fields['D'];
2907 msg->cm_fields['R'] = malloc(SIZ);
2908 msg->cm_fields['D'] = malloc(128);
2909 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2910 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2912 serialize_message(&smr, msg);
2914 snprintf(submit_filename, sizeof submit_filename,
2915 "%s/netmail.%04lx.%04x.%04x",
2917 (long) getpid(), CCC->cs_pid, ++seqnum);
2918 network_fp = fopen(submit_filename, "wb+");
2919 if (network_fp != NULL) {
2920 fwrite(smr.ser, smr.len, 1, network_fp);
2926 free(msg->cm_fields['R']);
2927 free(msg->cm_fields['D']);
2928 msg->cm_fields['R'] = hold_R;
2929 msg->cm_fields['D'] = hold_D;
2932 /* Go back to the room we started from */
2933 CtdlLogPrintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2934 if (strcasecmp(hold_rm, CCC->room.QRname))
2935 usergoto(hold_rm, 0, 1, NULL, NULL);
2937 /* For internet mail, generate delivery instructions.
2938 * Yes, this is recursive. Deal with it. Infinite recursion does
2939 * not happen because the delivery instructions message does not
2940 * contain a recipient.
2942 if ((recps != NULL) && (recps->num_internet > 0)) {
2943 CtdlLogPrintf(CTDL_DEBUG, "Generating delivery instructions\n");
2945 instr = malloc(instr_alloc);
2946 snprintf(instr, instr_alloc,
2947 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2949 SPOOLMIME, newmsgid, (long)time(NULL),
2953 if (recps->envelope_from != NULL) {
2954 tmp = strlen(instr);
2955 snprintf(&instr[tmp], instr_alloc-tmp, "envelope_from|%s\n", recps->envelope_from);
2958 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2959 tmp = strlen(instr);
2960 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2961 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
2962 instr_alloc = instr_alloc * 2;
2963 instr = realloc(instr, instr_alloc);
2965 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
2968 imsg = malloc(sizeof(struct CtdlMessage));
2969 memset(imsg, 0, sizeof(struct CtdlMessage));
2970 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2971 imsg->cm_anon_type = MES_NORMAL;
2972 imsg->cm_format_type = FMT_RFC822;
2973 imsg->cm_fields['A'] = strdup("Citadel");
2974 imsg->cm_fields['J'] = strdup("do not journal");
2975 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2976 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
2977 CtdlFreeMessage(imsg);
2981 * Any addresses to harvest for someone's address book?
2983 if ( (CCC->logged_in) && (recps != NULL) ) {
2984 collected_addresses = harvest_collected_addresses(msg);
2987 if (collected_addresses != NULL) {
2988 aptr = (struct addresses_to_be_filed *)
2989 malloc(sizeof(struct addresses_to_be_filed));
2990 MailboxName(actual_rm, sizeof actual_rm,
2991 &CCC->user, USERCONTACTSROOM);
2992 aptr->roomname = strdup(actual_rm);
2993 aptr->collected_addresses = collected_addresses;
2994 begin_critical_section(S_ATBF);
2997 end_critical_section(S_ATBF);
3001 * Determine whether this message qualifies for journaling.
3003 if (msg->cm_fields['J'] != NULL) {
3004 qualified_for_journaling = 0;
3007 if (recps == NULL) {
3008 qualified_for_journaling = config.c_journal_pubmsgs;
3010 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
3011 qualified_for_journaling = config.c_journal_email;
3014 qualified_for_journaling = config.c_journal_pubmsgs;
3019 * Do we have to perform journaling? If so, hand off the saved
3020 * RFC822 version will be handed off to the journaler for background
3021 * submit. Otherwise, we have to free the memory ourselves.
3023 if (saved_rfc822_version != NULL) {
3024 if (qualified_for_journaling) {
3025 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
3028 free(saved_rfc822_version);
3041 * Convenience function for generating small administrative messages.
3043 void quickie_message(const char *from, const char *fromaddr, char *to, char *room, const char *text,
3044 int format_type, const char *subject)
3046 struct CtdlMessage *msg;
3047 struct recptypes *recp = NULL;
3049 msg = malloc(sizeof(struct CtdlMessage));
3050 memset(msg, 0, sizeof(struct CtdlMessage));
3051 msg->cm_magic = CTDLMESSAGE_MAGIC;
3052 msg->cm_anon_type = MES_NORMAL;
3053 msg->cm_format_type = format_type;
3056 msg->cm_fields['A'] = strdup(from);
3058 else if (fromaddr != NULL) {
3059 msg->cm_fields['A'] = strdup(fromaddr);
3060 if (strchr(msg->cm_fields['A'], '@')) {
3061 *strchr(msg->cm_fields['A'], '@') = 0;
3065 msg->cm_fields['A'] = strdup("Citadel");
3068 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3069 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3070 msg->cm_fields['N'] = strdup(NODENAME);
3072 msg->cm_fields['R'] = strdup(to);
3073 recp = validate_recipients(to, NULL, 0);
3075 if (subject != NULL) {
3076 msg->cm_fields['U'] = strdup(subject);
3078 msg->cm_fields['M'] = strdup(text);
3080 CtdlSubmitMsg(msg, recp, room, 0);
3081 CtdlFreeMessage(msg);
3082 if (recp != NULL) free_recipients(recp);
3088 * Back end function used by CtdlMakeMessage() and similar functions
3090 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3091 size_t maxlen, /* maximum message length */
3092 char *exist, /* if non-null, append to it;
3093 exist is ALWAYS freed */
3094 int crlf, /* CRLF newlines instead of LF */
3095 int sock /* socket handle or 0 for this session's client socket */
3099 size_t message_len = 0;
3100 size_t buffer_len = 0;
3107 if (exist == NULL) {
3114 message_len = strlen(exist);
3115 buffer_len = message_len + 4096;
3116 m = realloc(exist, buffer_len);
3123 /* Do we need to change leading ".." to "." for SMTP escaping? */
3124 if (!strcmp(terminator, ".")) {
3128 /* flush the input if we have nowhere to store it */
3133 /* read in the lines of message text one by one */
3136 if (sock_getln(sock, buf, (sizeof buf - 3)) < 0) finished = 1;
3139 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
3141 if (!strcmp(buf, terminator)) finished = 1;
3143 strcat(buf, "\r\n");
3149 /* Unescape SMTP-style input of two dots at the beginning of the line */
3151 if (!strncmp(buf, "..", 2)) {
3152 strcpy(buf, &buf[1]);
3156 if ( (!flushing) && (!finished) ) {
3157 /* Measure the line */
3158 linelen = strlen(buf);
3160 /* augment the buffer if we have to */
3161 if ((message_len + linelen) >= buffer_len) {
3162 ptr = realloc(m, (buffer_len * 2) );
3163 if (ptr == NULL) { /* flush if can't allocate */
3166 buffer_len = (buffer_len * 2);
3168 CtdlLogPrintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
3172 /* Add the new line to the buffer. NOTE: this loop must avoid
3173 * using functions like strcat() and strlen() because they
3174 * traverse the entire buffer upon every call, and doing that
3175 * for a multi-megabyte message slows it down beyond usability.
3177 strcpy(&m[message_len], buf);
3178 message_len += linelen;
3181 /* if we've hit the max msg length, flush the rest */
3182 if (message_len >= maxlen) flushing = 1;
3184 } while (!finished);
3192 * Build a binary message to be saved on disk.
3193 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3194 * will become part of the message. This means you are no longer
3195 * responsible for managing that memory -- it will be freed along with
3196 * the rest of the fields when CtdlFreeMessage() is called.)
3199 struct CtdlMessage *CtdlMakeMessage(
3200 struct ctdluser *author, /* author's user structure */
3201 char *recipient, /* NULL if it's not mail */
3202 char *recp_cc, /* NULL if it's not mail */
3203 char *room, /* room where it's going */
3204 int type, /* see MES_ types in header file */
3205 int format_type, /* variformat, plain text, MIME... */
3206 char *fake_name, /* who we're masquerading as */
3207 char *my_email, /* which of my email addresses to use (empty is ok) */
3208 char *subject, /* Subject (optional) */
3209 char *supplied_euid, /* ...or NULL if this is irrelevant */
3210 char *preformatted_text, /* ...or NULL to read text from client */
3211 char *references /* Thread references */
3213 char dest_node[256];
3215 struct CtdlMessage *msg;
3217 msg = malloc(sizeof(struct CtdlMessage));
3218 memset(msg, 0, sizeof(struct CtdlMessage));
3219 msg->cm_magic = CTDLMESSAGE_MAGIC;
3220 msg->cm_anon_type = type;
3221 msg->cm_format_type = format_type;
3223 /* Don't confuse the poor folks if it's not routed mail. */
3224 strcpy(dest_node, "");
3229 /* Path or Return-Path */
3230 if (my_email == NULL) my_email = "";
3232 if (!IsEmptyStr(my_email)) {
3233 msg->cm_fields['P'] = strdup(my_email);
3236 snprintf(buf, sizeof buf, "%s", author->fullname);
3237 msg->cm_fields['P'] = strdup(buf);
3239 convert_spaces_to_underscores(msg->cm_fields['P']);
3241 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3242 msg->cm_fields['T'] = strdup(buf);
3244 if (fake_name[0]) /* author */
3245 msg->cm_fields['A'] = strdup(fake_name);
3247 msg->cm_fields['A'] = strdup(author->fullname);
3249 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3250 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3253 msg->cm_fields['O'] = strdup(CC->room.QRname);
3256 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3257 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3259 if (recipient[0] != 0) {
3260 msg->cm_fields['R'] = strdup(recipient);
3262 if (recp_cc[0] != 0) {
3263 msg->cm_fields['Y'] = strdup(recp_cc);
3265 if (dest_node[0] != 0) {
3266 msg->cm_fields['D'] = strdup(dest_node);
3269 if (!IsEmptyStr(my_email)) {
3270 msg->cm_fields['F'] = strdup(my_email);
3272 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3273 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3276 if (subject != NULL) {
3279 length = strlen(subject);
3285 while ((subject[i] != '\0') &&
3286 (IsAscii = isascii(subject[i]) != 0 ))
3289 msg->cm_fields['U'] = strdup(subject);
3290 else /* ok, we've got utf8 in the string. */
3292 msg->cm_fields['U'] = rfc2047encode(subject, length);
3298 if (supplied_euid != NULL) {
3299 msg->cm_fields['E'] = strdup(supplied_euid);
3302 if (references != NULL) {
3303 if (!IsEmptyStr(references)) {
3304 msg->cm_fields['W'] = strdup(references);
3308 if (preformatted_text != NULL) {
3309 msg->cm_fields['M'] = preformatted_text;
3312 msg->cm_fields['M'] = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
3320 * Check to see whether we have permission to post a message in the current
3321 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3322 * returns 0 on success.
3324 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf,
3326 const char* RemoteIdentifier,
3330 if (!(CC->logged_in) &&
3331 (PostPublic == POST_LOGGED_IN)) {
3332 snprintf(errmsgbuf, n, "Not logged in.");
3333 return (ERROR + NOT_LOGGED_IN);
3335 else if (PostPublic == CHECK_EXISTANCE) {
3336 return (0); // We're Evaling whether a recipient exists
3338 else if (!(CC->logged_in)) {
3340 if ((CC->room.QRflags & QR_READONLY)) {
3341 snprintf(errmsgbuf, n, "Not logged in.");
3342 return (ERROR + NOT_LOGGED_IN);
3344 if (CC->room.QRflags2 & QR2_MODERATED) {
3345 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3346 return (ERROR + NOT_LOGGED_IN);
3348 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3353 if (RemoteIdentifier == NULL)
3355 snprintf(errmsgbuf, n, "Need sender to permit access.");
3356 return (ERROR + USERNAME_REQUIRED);
3359 assoc_file_name(filename, sizeof filename, &CC->room, ctdl_netcfg_dir);
3360 begin_critical_section(S_NETCONFIGS);
3361 if (!read_spoolcontrol_file(&sc, filename))
3363 end_critical_section(S_NETCONFIGS);
3364 snprintf(errmsgbuf, n,
3365 "This mailing list only accepts posts from subscribers.");
3366 return (ERROR + NO_SUCH_USER);
3368 end_critical_section(S_NETCONFIGS);
3369 found = is_recipient (sc, RemoteIdentifier);
3370 free_spoolcontrol_struct(&sc);
3375 snprintf(errmsgbuf, n,
3376 "This mailing list only accepts posts from subscribers.");
3377 return (ERROR + NO_SUCH_USER);
3384 if ((CC->user.axlevel < 2)
3385 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3386 snprintf(errmsgbuf, n, "Need to be validated to enter "
3387 "(except in %s> to sysop)", MAILROOM);
3388 return (ERROR + HIGHER_ACCESS_REQUIRED);
3391 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3392 if (!(ra & UA_POSTALLOWED)) {
3393 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3394 return (ERROR + HIGHER_ACCESS_REQUIRED);
3397 strcpy(errmsgbuf, "Ok");
3403 * Check to see if the specified user has Internet mail permission
3404 * (returns nonzero if permission is granted)
3406 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3408 /* Do not allow twits to send Internet mail */
3409 if (who->axlevel <= 2) return(0);
3411 /* Globally enabled? */
3412 if (config.c_restrict == 0) return(1);
3414 /* User flagged ok? */
3415 if (who->flags & US_INTERNET) return(2);
3417 /* Aide level access? */
3418 if (who->axlevel >= 6) return(3);
3420 /* No mail for you! */
3426 * Validate recipients, count delivery types and errors, and handle aliasing
3427 * FIXME check for dupes!!!!!
3429 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3430 * were specified, or the number of addresses found invalid.
3432 * Caller needs to free the result using free_recipients()
3434 struct recptypes *validate_recipients(char *supplied_recipients,
3435 const char *RemoteIdentifier,
3437 struct recptypes *ret;
3438 char *recipients = NULL;
3439 char this_recp[256];
3440 char this_recp_cooked[256];
3446 struct ctdluser tempUS;
3447 struct ctdlroom tempQR;
3448 struct ctdlroom tempQR2;
3454 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
3455 if (ret == NULL) return(NULL);
3457 /* Set all strings to null and numeric values to zero */
3458 memset(ret, 0, sizeof(struct recptypes));
3460 if (supplied_recipients == NULL) {
3461 recipients = strdup("");
3464 recipients = strdup(supplied_recipients);
3467 /* Allocate some memory. Yes, this allocates 500% more memory than we will
3468 * actually need, but it's healthier for the heap than doing lots of tiny
3469 * realloc() calls instead.
3472 ret->errormsg = malloc(strlen(recipients) + 1024);
3473 ret->recp_local = malloc(strlen(recipients) + 1024);
3474 ret->recp_internet = malloc(strlen(recipients) + 1024);
3475 ret->recp_ignet = malloc(strlen(recipients) + 1024);
3476 ret->recp_room = malloc(strlen(recipients) + 1024);
3477 ret->display_recp = malloc(strlen(recipients) + 1024);
3479 ret->errormsg[0] = 0;
3480 ret->recp_local[0] = 0;
3481 ret->recp_internet[0] = 0;
3482 ret->recp_ignet[0] = 0;
3483 ret->recp_room[0] = 0;
3484 ret->display_recp[0] = 0;
3486 ret->recptypes_magic = RECPTYPES_MAGIC;
3488 /* Change all valid separator characters to commas */
3489 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
3490 if ((recipients[i] == ';') || (recipients[i] == '|')) {
3491 recipients[i] = ',';
3495 /* Now start extracting recipients... */
3497 while (!IsEmptyStr(recipients)) {
3499 for (i=0; i<=strlen(recipients); ++i) {
3500 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
3501 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
3502 safestrncpy(this_recp, recipients, i+1);
3504 if (recipients[i] == ',') {
3505 strcpy(recipients, &recipients[i+1]);
3508 strcpy(recipients, "");
3515 if (IsEmptyStr(this_recp))
3517 CtdlLogPrintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
3519 mailtype = alias(this_recp);
3520 mailtype = alias(this_recp);
3521 mailtype = alias(this_recp);
3523 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
3524 if (this_recp[j]=='_') {
3525 this_recp_cooked[j] = ' ';
3528 this_recp_cooked[j] = this_recp[j];
3531 this_recp_cooked[j] = '\0';
3536 if (!strcasecmp(this_recp, "sysop")) {
3538 strcpy(this_recp, config.c_aideroom);
3539 if (!IsEmptyStr(ret->recp_room)) {
3540 strcat(ret->recp_room, "|");
3542 strcat(ret->recp_room, this_recp);
3544 else if ( (!strncasecmp(this_recp, "room_", 5))
3545 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
3547 /* Save room so we can restore it later */
3551 /* Check permissions to send mail to this room */
3552 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg,
3564 if (!IsEmptyStr(ret->recp_room)) {
3565 strcat(ret->recp_room, "|");
3567 strcat(ret->recp_room, &this_recp_cooked[5]);
3570 /* Restore room in case something needs it */
3574 else if (getuser(&tempUS, this_recp) == 0) {
3576 strcpy(this_recp, tempUS.fullname);
3577 if (!IsEmptyStr(ret->recp_local)) {
3578 strcat(ret->recp_local, "|");
3580 strcat(ret->recp_local, this_recp);
3582 else if (getuser(&tempUS, this_recp_cooked) == 0) {
3584 strcpy(this_recp, tempUS.fullname);
3585 if (!IsEmptyStr(ret->recp_local)) {
3586 strcat(ret->recp_local, "|");
3588 strcat(ret->recp_local, this_recp);
3596 /* Yes, you're reading this correctly: if the target
3597 * domain points back to the local system or an attached
3598 * Citadel directory, the address is invalid. That's
3599 * because if the address were valid, we would have
3600 * already translated it to a local address by now.
3602 if (IsDirectory(this_recp, 0)) {
3607 ++ret->num_internet;
3608 if (!IsEmptyStr(ret->recp_internet)) {
3609 strcat(ret->recp_internet, "|");
3611 strcat(ret->recp_internet, this_recp);
3616 if (!IsEmptyStr(ret->recp_ignet)) {
3617 strcat(ret->recp_ignet, "|");
3619 strcat(ret->recp_ignet, this_recp);
3627 if (IsEmptyStr(errmsg)) {
3628 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
3631 snprintf(append, sizeof append, "%s", errmsg);
3633 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
3634 if (!IsEmptyStr(ret->errormsg)) {
3635 strcat(ret->errormsg, "; ");
3637 strcat(ret->errormsg, append);
3641 if (IsEmptyStr(ret->display_recp)) {
3642 strcpy(append, this_recp);
3645 snprintf(append, sizeof append, ", %s", this_recp);
3647 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
3648 strcat(ret->display_recp, append);
3653 if ((ret->num_local + ret->num_internet + ret->num_ignet +
3654 ret->num_room + ret->num_error) == 0) {
3655 ret->num_error = (-1);
3656 strcpy(ret->errormsg, "No recipients specified.");
3659 CtdlLogPrintf(CTDL_DEBUG, "validate_recipients()\n");
3660 CtdlLogPrintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
3661 CtdlLogPrintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
3662 CtdlLogPrintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
3663 CtdlLogPrintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
3664 CtdlLogPrintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
3672 * Destructor for struct recptypes
3674 void free_recipients(struct recptypes *valid) {
3676 if (valid == NULL) {
3680 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
3681 CtdlLogPrintf(CTDL_EMERG, "Attempt to call free_recipients() on some other data type!\n");
3685 if (valid->errormsg != NULL) free(valid->errormsg);
3686 if (valid->recp_local != NULL) free(valid->recp_local);
3687 if (valid->recp_internet != NULL) free(valid->recp_internet);
3688 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
3689 if (valid->recp_room != NULL) free(valid->recp_room);
3690 if (valid->display_recp != NULL) free(valid->display_recp);
3691 if (valid->bounce_to != NULL) free(valid->bounce_to);
3692 if (valid->envelope_from != NULL) free(valid->envelope_from);
3699 * message entry - mode 0 (normal)
3701 void cmd_ent0(char *entargs)
3707 char supplied_euid[128];
3709 int format_type = 0;
3710 char newusername[256];
3711 char newuseremail[256];
3712 struct CtdlMessage *msg;
3716 struct recptypes *valid = NULL;
3717 struct recptypes *valid_to = NULL;
3718 struct recptypes *valid_cc = NULL;
3719 struct recptypes *valid_bcc = NULL;
3721 int subject_required = 0;
3726 int newuseremail_ok = 0;
3727 char references[SIZ];
3732 post = extract_int(entargs, 0);
3733 extract_token(recp, entargs, 1, '|', sizeof recp);
3734 anon_flag = extract_int(entargs, 2);
3735 format_type = extract_int(entargs, 3);
3736 extract_token(subject, entargs, 4, '|', sizeof subject);
3737 extract_token(newusername, entargs, 5, '|', sizeof newusername);
3738 do_confirm = extract_int(entargs, 6);
3739 extract_token(cc, entargs, 7, '|', sizeof cc);
3740 extract_token(bcc, entargs, 8, '|', sizeof bcc);
3741 switch(CC->room.QRdefaultview) {
3744 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
3747 supplied_euid[0] = 0;
3750 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
3751 extract_token(references, entargs, 11, '|', sizeof references);
3752 for (ptr=references; *ptr != 0; ++ptr) {
3753 if (*ptr == '!') *ptr = '|';
3756 /* first check to make sure the request is valid. */
3758 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg, NULL, POST_LOGGED_IN);
3761 cprintf("%d %s\n", err, errmsg);
3765 /* Check some other permission type things. */
3767 if (IsEmptyStr(newusername)) {
3768 strcpy(newusername, CC->user.fullname);
3770 if ( (CC->user.axlevel < 6)
3771 && (strcasecmp(newusername, CC->user.fullname))
3772 && (strcasecmp(newusername, CC->cs_inet_fn))
3774 cprintf("%d You don't have permission to author messages as '%s'.\n",
3775 ERROR + HIGHER_ACCESS_REQUIRED,
3782 if (IsEmptyStr(newuseremail)) {
3783 newuseremail_ok = 1;
3786 if (!IsEmptyStr(newuseremail)) {
3787 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
3788 newuseremail_ok = 1;
3790 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
3791 j = num_tokens(CC->cs_inet_other_emails, '|');
3792 for (i=0; i<j; ++i) {
3793 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
3794 if (!strcasecmp(newuseremail, buf)) {
3795 newuseremail_ok = 1;
3801 if (!newuseremail_ok) {
3802 cprintf("%d You don't have permission to author messages as '%s'.\n",
3803 ERROR + HIGHER_ACCESS_REQUIRED,
3809 CC->cs_flags |= CS_POSTING;
3811 /* In mailbox rooms we have to behave a little differently --
3812 * make sure the user has specified at least one recipient. Then
3813 * validate the recipient(s). We do this for the Mail> room, as
3814 * well as any room which has the "Mailbox" view set.
3817 if ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
3818 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
3820 if (CC->user.axlevel < 2) {
3821 strcpy(recp, "sysop");
3826 valid_to = validate_recipients(recp, NULL, 0);
3827 if (valid_to->num_error > 0) {
3828 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
3829 free_recipients(valid_to);
3833 valid_cc = validate_recipients(cc, NULL, 0);
3834 if (valid_cc->num_error > 0) {
3835 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
3836 free_recipients(valid_to);
3837 free_recipients(valid_cc);
3841 valid_bcc = validate_recipients(bcc, NULL, 0);
3842 if (valid_bcc->num_error > 0) {
3843 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
3844 free_recipients(valid_to);
3845 free_recipients(valid_cc);
3846 free_recipients(valid_bcc);
3850 /* Recipient required, but none were specified */
3851 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3852 free_recipients(valid_to);
3853 free_recipients(valid_cc);
3854 free_recipients(valid_bcc);
3855 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3859 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3860 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3861 cprintf("%d You do not have permission "
3862 "to send Internet mail.\n",
3863 ERROR + HIGHER_ACCESS_REQUIRED);
3864 free_recipients(valid_to);
3865 free_recipients(valid_cc);
3866 free_recipients(valid_bcc);
3871 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)
3872 && (CC->user.axlevel < 4) ) {
3873 cprintf("%d Higher access required for network mail.\n",
3874 ERROR + HIGHER_ACCESS_REQUIRED);
3875 free_recipients(valid_to);
3876 free_recipients(valid_cc);
3877 free_recipients(valid_bcc);
3881 if ((RESTRICT_INTERNET == 1)
3882 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3883 && ((CC->user.flags & US_INTERNET) == 0)
3884 && (!CC->internal_pgm)) {
3885 cprintf("%d You don't have access to Internet mail.\n",
3886 ERROR + HIGHER_ACCESS_REQUIRED);
3887 free_recipients(valid_to);
3888 free_recipients(valid_cc);
3889 free_recipients(valid_bcc);
3895 /* Is this a room which has anonymous-only or anonymous-option? */
3896 anonymous = MES_NORMAL;
3897 if (CC->room.QRflags & QR_ANONONLY) {
3898 anonymous = MES_ANONONLY;
3900 if (CC->room.QRflags & QR_ANONOPT) {
3901 if (anon_flag == 1) { /* only if the user requested it */
3902 anonymous = MES_ANONOPT;
3906 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3910 /* Recommend to the client that the use of a message subject is
3911 * strongly recommended in this room, if either the SUBJECTREQ flag
3912 * is set, or if there is one or more Internet email recipients.
3914 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
3915 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
3916 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
3917 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
3919 /* If we're only checking the validity of the request, return
3920 * success without creating the message.
3923 cprintf("%d %s|%d\n", CIT_OK,
3924 ((valid_to != NULL) ? valid_to->display_recp : ""),
3926 free_recipients(valid_to);
3927 free_recipients(valid_cc);
3928 free_recipients(valid_bcc);
3932 /* We don't need these anymore because we'll do it differently below */
3933 free_recipients(valid_to);
3934 free_recipients(valid_cc);
3935 free_recipients(valid_bcc);
3937 /* Read in the message from the client. */
3939 cprintf("%d send message\n", START_CHAT_MODE);
3941 cprintf("%d send message\n", SEND_LISTING);
3944 msg = CtdlMakeMessage(&CC->user, recp, cc,
3945 CC->room.QRname, anonymous, format_type,
3946 newusername, newuseremail, subject,
3947 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
3950 /* Put together one big recipients struct containing to/cc/bcc all in
3951 * one. This is for the envelope.
3953 char *all_recps = malloc(SIZ * 3);
3954 strcpy(all_recps, recp);
3955 if (!IsEmptyStr(cc)) {
3956 if (!IsEmptyStr(all_recps)) {
3957 strcat(all_recps, ",");
3959 strcat(all_recps, cc);
3961 if (!IsEmptyStr(bcc)) {
3962 if (!IsEmptyStr(all_recps)) {
3963 strcat(all_recps, ",");
3965 strcat(all_recps, bcc);
3967 if (!IsEmptyStr(all_recps)) {
3968 valid = validate_recipients(all_recps, NULL, 0);
3976 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
3979 cprintf("%ld\n", msgnum);
3981 cprintf("Message accepted.\n");
3984 cprintf("Internal error.\n");
3986 if (msg->cm_fields['E'] != NULL) {
3987 cprintf("%s\n", msg->cm_fields['E']);
3994 CtdlFreeMessage(msg);
3996 if (valid != NULL) {
3997 free_recipients(valid);
4005 * API function to delete messages which match a set of criteria
4006 * (returns the actual number of messages deleted)
4008 int CtdlDeleteMessages(char *room_name, /* which room */
4009 long *dmsgnums, /* array of msg numbers to be deleted */
4010 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
4011 char *content_type /* or "" for any. regular expressions expected. */
4014 struct ctdlroom qrbuf;
4015 struct cdbdata *cdbfr;
4016 long *msglist = NULL;
4017 long *dellist = NULL;
4020 int num_deleted = 0;
4022 struct MetaData smi;
4025 int need_to_free_re = 0;
4027 if (content_type) if (!IsEmptyStr(content_type)) {
4028 regcomp(&re, content_type, 0);
4029 need_to_free_re = 1;
4031 CtdlLogPrintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
4032 room_name, num_dmsgnums, content_type);
4034 /* get room record, obtaining a lock... */
4035 if (lgetroom(&qrbuf, room_name) != 0) {
4036 CtdlLogPrintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
4038 if (need_to_free_re) regfree(&re);
4039 return (0); /* room not found */
4041 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4043 if (cdbfr != NULL) {
4044 dellist = malloc(cdbfr->len);
4045 msglist = (long *) cdbfr->ptr;
4046 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4047 num_msgs = cdbfr->len / sizeof(long);
4051 for (i = 0; i < num_msgs; ++i) {
4054 /* Set/clear a bit for each criterion */
4056 /* 0 messages in the list or a null list means that we are
4057 * interested in deleting any messages which meet the other criteria.
4059 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4060 delete_this |= 0x01;
4063 for (j=0; j<num_dmsgnums; ++j) {
4064 if (msglist[i] == dmsgnums[j]) {
4065 delete_this |= 0x01;
4070 if (IsEmptyStr(content_type)) {
4071 delete_this |= 0x02;
4073 GetMetaData(&smi, msglist[i]);
4074 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4075 delete_this |= 0x02;
4079 /* Delete message only if all bits are set */
4080 if (delete_this == 0x03) {
4081 dellist[num_deleted++] = msglist[i];
4086 num_msgs = sort_msglist(msglist, num_msgs);
4087 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4088 msglist, (int)(num_msgs * sizeof(long)));
4090 qrbuf.QRhighest = msglist[num_msgs - 1];
4094 /* Go through the messages we pulled out of the index, and decrement
4095 * their reference counts by 1. If this is the only room the message
4096 * was in, the reference count will reach zero and the message will
4097 * automatically be deleted from the database. We do this in a
4098 * separate pass because there might be plug-in hooks getting called,
4099 * and we don't want that happening during an S_ROOMS critical
4102 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4103 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4104 AdjRefCount(dellist[i], -1);
4107 /* Now free the memory we used, and go away. */
4108 if (msglist != NULL) free(msglist);
4109 if (dellist != NULL) free(dellist);
4110 CtdlLogPrintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
4111 if (need_to_free_re) regfree(&re);
4112 return (num_deleted);
4118 * Check whether the current user has permission to delete messages from
4119 * the current room (returns 1 for yes, 0 for no)
4121 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4123 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4124 if (ra & UA_DELETEALLOWED) return(1);
4132 * Delete message from current room
4134 void cmd_dele(char *args)
4143 extract_token(msgset, args, 0, '|', sizeof msgset);
4144 num_msgs = num_tokens(msgset, ',');
4146 cprintf("%d Nothing to do.\n", CIT_OK);
4150 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4151 cprintf("%d Higher access required.\n",
4152 ERROR + HIGHER_ACCESS_REQUIRED);
4157 * Build our message set to be moved/copied
4159 msgs = malloc(num_msgs * sizeof(long));
4160 for (i=0; i<num_msgs; ++i) {
4161 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4162 msgs[i] = atol(msgtok);
4165 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4169 cprintf("%d %d message%s deleted.\n", CIT_OK,
4170 num_deleted, ((num_deleted != 1) ? "s" : ""));
4172 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4178 * Back end API function for moves and deletes (multiple messages)
4180 int CtdlCopyMsgsToRoom(long *msgnums, int num_msgs, char *dest) {
4183 err = CtdlSaveMsgPointersInRoom(dest, msgnums, num_msgs, 1, NULL);
4184 if (err != 0) return(err);
4193 * move or copy a message to another room
4195 void cmd_move(char *args)
4202 char targ[ROOMNAMELEN];
4203 struct ctdlroom qtemp;
4210 extract_token(msgset, args, 0, '|', sizeof msgset);
4211 num_msgs = num_tokens(msgset, ',');
4213 cprintf("%d Nothing to do.\n", CIT_OK);
4217 extract_token(targ, args, 1, '|', sizeof targ);
4218 convert_room_name_macros(targ, sizeof targ);
4219 targ[ROOMNAMELEN - 1] = 0;
4220 is_copy = extract_int(args, 2);
4222 if (getroom(&qtemp, targ) != 0) {
4223 cprintf("%d '%s' does not exist.\n",
4224 ERROR + ROOM_NOT_FOUND, targ);
4228 getuser(&CC->user, CC->curr_user);
4229 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4231 /* Check for permission to perform this operation.
4232 * Remember: "CC->room" is source, "qtemp" is target.
4236 /* Aides can move/copy */
4237 if (CC->user.axlevel >= 6) permit = 1;
4239 /* Room aides can move/copy */
4240 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4242 /* Permit move/copy from personal rooms */
4243 if ((CC->room.QRflags & QR_MAILBOX)
4244 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4246 /* Permit only copy from public to personal room */
4248 && (!(CC->room.QRflags & QR_MAILBOX))
4249 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4251 /* Permit message removal from collaborative delete rooms */
4252 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4254 /* Users allowed to post into the target room may move into it too. */
4255 if ((CC->room.QRflags & QR_MAILBOX) &&
4256 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4258 /* User must have access to target room */
4259 if (!(ra & UA_KNOWN)) permit = 0;
4262 cprintf("%d Higher access required.\n",
4263 ERROR + HIGHER_ACCESS_REQUIRED);
4268 * Build our message set to be moved/copied
4270 msgs = malloc(num_msgs * sizeof(long));
4271 for (i=0; i<num_msgs; ++i) {
4272 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4273 msgs[i] = atol(msgtok);
4279 err = CtdlCopyMsgsToRoom(msgs, num_msgs, targ);
4281 cprintf("%d Cannot store message(s) in %s: error %d\n",
4287 /* Now delete the message from the source room,
4288 * if this is a 'move' rather than a 'copy' operation.
4291 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4295 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4301 * GetMetaData() - Get the supplementary record for a message
4303 void GetMetaData(struct MetaData *smibuf, long msgnum)
4306 struct cdbdata *cdbsmi;
4309 memset(smibuf, 0, sizeof(struct MetaData));
4310 smibuf->meta_msgnum = msgnum;
4311 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4313 /* Use the negative of the message number for its supp record index */
4314 TheIndex = (0L - msgnum);
4316 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4317 if (cdbsmi == NULL) {
4318 return; /* record not found; go with defaults */
4320 memcpy(smibuf, cdbsmi->ptr,
4321 ((cdbsmi->len > sizeof(struct MetaData)) ?
4322 sizeof(struct MetaData) : cdbsmi->len));
4329 * PutMetaData() - (re)write supplementary record for a message
4331 void PutMetaData(struct MetaData *smibuf)
4335 /* Use the negative of the message number for the metadata db index */
4336 TheIndex = (0L - smibuf->meta_msgnum);
4338 cdb_store(CDB_MSGMAIN,
4339 &TheIndex, (int)sizeof(long),
4340 smibuf, (int)sizeof(struct MetaData));
4345 * AdjRefCount - submit an adjustment to the reference count for a message.
4346 * (These are just queued -- we actually process them later.)
4348 void AdjRefCount(long msgnum, int incr)
4350 struct arcq new_arcq;
4352 begin_critical_section(S_SUPPMSGMAIN);
4353 if (arcfp == NULL) {
4354 arcfp = fopen(file_arcq, "ab+");
4356 end_critical_section(S_SUPPMSGMAIN);
4358 /* msgnum < 0 means that we're trying to close the file */
4360 CtdlLogPrintf(CTDL_DEBUG, "Closing the AdjRefCount queue file\n");
4361 begin_critical_section(S_SUPPMSGMAIN);
4362 if (arcfp != NULL) {
4366 end_critical_section(S_SUPPMSGMAIN);
4371 * If we can't open the queue, perform the operation synchronously.
4373 if (arcfp == NULL) {
4374 TDAP_AdjRefCount(msgnum, incr);
4378 new_arcq.arcq_msgnum = msgnum;
4379 new_arcq.arcq_delta = incr;
4380 fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4388 * TDAP_ProcessAdjRefCountQueue()
4390 * Process the queue of message count adjustments that was created by calls
4391 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4392 * for each one. This should be an "off hours" operation.
4394 int TDAP_ProcessAdjRefCountQueue(void)
4396 char file_arcq_temp[PATH_MAX];
4399 struct arcq arcq_rec;
4400 int num_records_processed = 0;
4402 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
4404 begin_critical_section(S_SUPPMSGMAIN);
4405 if (arcfp != NULL) {
4410 r = link(file_arcq, file_arcq_temp);
4412 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4413 end_critical_section(S_SUPPMSGMAIN);
4414 return(num_records_processed);
4418 end_critical_section(S_SUPPMSGMAIN);
4420 fp = fopen(file_arcq_temp, "rb");
4422 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4423 return(num_records_processed);
4426 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4427 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4428 ++num_records_processed;
4432 r = unlink(file_arcq_temp);
4434 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4437 return(num_records_processed);
4443 * TDAP_AdjRefCount - adjust the reference count for a message.
4444 * This one does it "for real" because it's called by
4445 * the autopurger function that processes the queue
4446 * created by AdjRefCount(). If a message's reference
4447 * count becomes zero, we also delete the message from
4448 * disk and de-index it.
4450 void TDAP_AdjRefCount(long msgnum, int incr)
4453 struct MetaData smi;
4456 /* This is a *tight* critical section; please keep it that way, as
4457 * it may get called while nested in other critical sections.
4458 * Complicating this any further will surely cause deadlock!
4460 begin_critical_section(S_SUPPMSGMAIN);
4461 GetMetaData(&smi, msgnum);
4462 smi.meta_refcount += incr;
4464 end_critical_section(S_SUPPMSGMAIN);
4465 CtdlLogPrintf(CTDL_DEBUG, "msg %ld ref count delta %+d, is now %d\n",
4466 msgnum, incr, smi.meta_refcount);
4468 /* If the reference count is now zero, delete the message
4469 * (and its supplementary record as well).
4471 if (smi.meta_refcount == 0) {
4472 CtdlLogPrintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
4474 /* Call delete hooks with NULL room to show it has gone altogether */
4475 PerformDeleteHooks(NULL, msgnum);
4477 /* Remove from message base */
4479 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4480 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
4482 /* Remove metadata record */
4483 delnum = (0L - msgnum);
4484 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4490 * Write a generic object to this room
4492 * Note: this could be much more efficient. Right now we use two temporary
4493 * files, and still pull the message into memory as with all others.
4495 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
4496 char *content_type, /* MIME type of this object */
4497 char *raw_message, /* Data to be written */
4498 off_t raw_length, /* Size of raw_message */
4499 struct ctdluser *is_mailbox, /* Mailbox room? */
4500 int is_binary, /* Is encoding necessary? */
4501 int is_unique, /* Del others of this type? */
4502 unsigned int flags /* Internal save flags */
4506 struct ctdlroom qrbuf;
4507 char roomname[ROOMNAMELEN];
4508 struct CtdlMessage *msg;
4509 char *encoded_message = NULL;
4511 if (is_mailbox != NULL) {
4512 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
4515 safestrncpy(roomname, req_room, sizeof(roomname));
4518 CtdlLogPrintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
4521 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
4524 encoded_message = malloc((size_t)(raw_length + 4096));
4527 sprintf(encoded_message, "Content-type: %s\n", content_type);
4530 sprintf(&encoded_message[strlen(encoded_message)],
4531 "Content-transfer-encoding: base64\n\n"
4535 sprintf(&encoded_message[strlen(encoded_message)],
4536 "Content-transfer-encoding: 7bit\n\n"
4542 &encoded_message[strlen(encoded_message)],
4550 &encoded_message[strlen(encoded_message)],
4556 CtdlLogPrintf(CTDL_DEBUG, "Allocating\n");
4557 msg = malloc(sizeof(struct CtdlMessage));
4558 memset(msg, 0, sizeof(struct CtdlMessage));
4559 msg->cm_magic = CTDLMESSAGE_MAGIC;
4560 msg->cm_anon_type = MES_NORMAL;
4561 msg->cm_format_type = 4;
4562 msg->cm_fields['A'] = strdup(CC->user.fullname);
4563 msg->cm_fields['O'] = strdup(req_room);
4564 msg->cm_fields['N'] = strdup(config.c_nodename);
4565 msg->cm_fields['H'] = strdup(config.c_humannode);
4566 msg->cm_flags = flags;
4568 msg->cm_fields['M'] = encoded_message;
4570 /* Create the requested room if we have to. */
4571 if (getroom(&qrbuf, roomname) != 0) {
4572 create_room(roomname,
4573 ( (is_mailbox != NULL) ? 5 : 3 ),
4574 "", 0, 1, 0, VIEW_BBS);
4576 /* If the caller specified this object as unique, delete all
4577 * other objects of this type that are currently in the room.
4580 CtdlLogPrintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
4581 CtdlDeleteMessages(roomname, NULL, 0, content_type)
4584 /* Now write the data */
4585 CtdlSubmitMsg(msg, NULL, roomname, 0);
4586 CtdlFreeMessage(msg);
4594 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
4595 config_msgnum = msgnum;
4599 char *CtdlGetSysConfig(char *sysconfname) {
4600 char hold_rm[ROOMNAMELEN];
4603 struct CtdlMessage *msg;
4606 strcpy(hold_rm, CC->room.QRname);
4607 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
4608 getroom(&CC->room, hold_rm);
4613 /* We want the last (and probably only) config in this room */
4614 begin_critical_section(S_CONFIG);
4615 config_msgnum = (-1L);
4616 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
4617 CtdlGetSysConfigBackend, NULL);
4618 msgnum = config_msgnum;
4619 end_critical_section(S_CONFIG);
4625 msg = CtdlFetchMessage(msgnum, 1);
4627 conf = strdup(msg->cm_fields['M']);
4628 CtdlFreeMessage(msg);
4635 getroom(&CC->room, hold_rm);
4637 if (conf != NULL) do {
4638 extract_token(buf, conf, 0, '\n', sizeof buf);
4639 strcpy(conf, &conf[strlen(buf)+1]);
4640 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
4646 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
4647 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
4652 * Determine whether a given Internet address belongs to the current user
4654 int CtdlIsMe(char *addr, int addr_buf_len)
4656 struct recptypes *recp;
4659 recp = validate_recipients(addr, NULL, 0);
4660 if (recp == NULL) return(0);
4662 if (recp->num_local == 0) {
4663 free_recipients(recp);
4667 for (i=0; i<recp->num_local; ++i) {
4668 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
4669 if (!strcasecmp(addr, CC->user.fullname)) {
4670 free_recipients(recp);
4675 free_recipients(recp);
4681 * Citadel protocol command to do the same
4683 void cmd_isme(char *argbuf) {
4686 if (CtdlAccessCheck(ac_logged_in)) return;
4687 extract_token(addr, argbuf, 0, '|', sizeof addr);
4689 if (CtdlIsMe(addr, sizeof addr)) {
4690 cprintf("%d %s\n", CIT_OK, addr);
4693 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);