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\n", BINARY_FOLLOWS, (int)length);
1023 client_write(content, length);
1030 * Load a message from disk into memory.
1031 * This is used by CtdlOutputMsg() and other fetch functions.
1033 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1034 * using the CtdlMessageFree() function.
1036 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1038 struct cdbdata *dmsgtext;
1039 struct CtdlMessage *ret = NULL;
1043 cit_uint8_t field_header;
1045 CtdlLogPrintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1047 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1048 if (dmsgtext == NULL) {
1051 mptr = dmsgtext->ptr;
1052 upper_bound = mptr + dmsgtext->len;
1054 /* Parse the three bytes that begin EVERY message on disk.
1055 * The first is always 0xFF, the on-disk magic number.
1056 * The second is the anonymous/public type byte.
1057 * The third is the format type byte (vari, fixed, or MIME).
1061 CtdlLogPrintf(CTDL_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1065 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1066 memset(ret, 0, sizeof(struct CtdlMessage));
1068 ret->cm_magic = CTDLMESSAGE_MAGIC;
1069 ret->cm_anon_type = *mptr++; /* Anon type byte */
1070 ret->cm_format_type = *mptr++; /* Format type byte */
1073 * The rest is zero or more arbitrary fields. Load them in.
1074 * We're done when we encounter either a zero-length field or
1075 * have just processed the 'M' (message text) field.
1078 if (mptr >= upper_bound) {
1081 field_header = *mptr++;
1082 ret->cm_fields[field_header] = strdup(mptr);
1084 while (*mptr++ != 0); /* advance to next field */
1086 } while ((mptr < upper_bound) && (field_header != 'M'));
1090 /* Always make sure there's something in the msg text field. If
1091 * it's NULL, the message text is most likely stored separately,
1092 * so go ahead and fetch that. Failing that, just set a dummy
1093 * body so other code doesn't barf.
1095 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1096 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1097 if (dmsgtext != NULL) {
1098 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1102 if (ret->cm_fields['M'] == NULL) {
1103 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1106 /* Perform "before read" hooks (aborting if any return nonzero) */
1107 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1108 CtdlFreeMessage(ret);
1117 * Returns 1 if the supplied pointer points to a valid Citadel message.
1118 * If the pointer is NULL or the magic number check fails, returns 0.
1120 int is_valid_message(struct CtdlMessage *msg) {
1123 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1124 CtdlLogPrintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1132 * 'Destructor' for struct CtdlMessage
1134 void CtdlFreeMessage(struct CtdlMessage *msg)
1138 if (is_valid_message(msg) == 0)
1140 if (msg != NULL) free (msg);
1144 for (i = 0; i < 256; ++i)
1145 if (msg->cm_fields[i] != NULL) {
1146 free(msg->cm_fields[i]);
1149 msg->cm_magic = 0; /* just in case */
1155 * Pre callback function for multipart/alternative
1157 * NOTE: this differs from the standard behavior for a reason. Normally when
1158 * displaying multipart/alternative you want to show the _last_ usable
1159 * format in the message. Here we show the _first_ one, because it's
1160 * usually text/plain. Since this set of functions is designed for text
1161 * output to non-MIME-aware clients, this is the desired behavior.
1164 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1165 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1166 char *cbid, void *cbuserdata)
1170 ma = (struct ma_info *)cbuserdata;
1171 CtdlLogPrintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1172 if (!strcasecmp(cbtype, "multipart/alternative")) {
1176 if (!strcasecmp(cbtype, "message/rfc822")) {
1182 * Post callback function for multipart/alternative
1184 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1185 void *content, char *cbtype, char *cbcharset, size_t length,
1186 char *encoding, char *cbid, void *cbuserdata)
1190 ma = (struct ma_info *)cbuserdata;
1191 CtdlLogPrintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1192 if (!strcasecmp(cbtype, "multipart/alternative")) {
1196 if (!strcasecmp(cbtype, "message/rfc822")) {
1202 * Inline callback function for mime parser that wants to display text
1204 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1205 void *content, char *cbtype, char *cbcharset, size_t length,
1206 char *encoding, char *cbid, void *cbuserdata)
1213 ma = (struct ma_info *)cbuserdata;
1215 CtdlLogPrintf(CTDL_DEBUG,
1216 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1217 partnum, filename, cbtype, (long)length);
1220 * If we're in the middle of a multipart/alternative scope and
1221 * we've already printed another section, skip this one.
1223 if ( (ma->is_ma) && (ma->did_print) ) {
1224 CtdlLogPrintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1229 if ( (!strcasecmp(cbtype, "text/plain"))
1230 || (IsEmptyStr(cbtype)) ) {
1233 client_write(wptr, length);
1234 if (wptr[length-1] != '\n') {
1241 if (!strcasecmp(cbtype, "text/html")) {
1242 ptr = html_to_ascii(content, length, 80, 0);
1244 client_write(ptr, wlen);
1245 if (ptr[wlen-1] != '\n') {
1252 if (ma->use_fo_hooks) {
1253 if (PerformFixedOutputHooks(cbtype, content, length)) {
1254 /* above function returns nonzero if it handled the part */
1259 if (strncasecmp(cbtype, "multipart/", 10)) {
1260 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1261 partnum, filename, cbtype, (long)length);
1267 * The client is elegant and sophisticated and wants to be choosy about
1268 * MIME content types, so figure out which multipart/alternative part
1269 * we're going to send.
1271 * We use a system of weights. When we find a part that matches one of the
1272 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1273 * and then set ma->chosen_pref to that MIME type's position in our preference
1274 * list. If we then hit another match, we only replace the first match if
1275 * the preference value is lower.
1277 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1278 void *content, char *cbtype, char *cbcharset, size_t length,
1279 char *encoding, char *cbid, void *cbuserdata)
1285 ma = (struct ma_info *)cbuserdata;
1287 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1288 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1289 // I don't know if there are any side effects! Please TEST TEST TEST
1290 //if (ma->is_ma > 0) {
1292 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1293 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1294 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1295 if (i < ma->chosen_pref) {
1296 CtdlLogPrintf(CTDL_DEBUG, "Setting chosen part: <%s>\n", partnum);
1297 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1298 ma->chosen_pref = i;
1305 * Now that we've chosen our preferred part, output it.
1307 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1308 void *content, char *cbtype, char *cbcharset, size_t length,
1309 char *encoding, char *cbid, void *cbuserdata)
1313 int add_newline = 0;
1317 ma = (struct ma_info *)cbuserdata;
1319 /* This is not the MIME part you're looking for... */
1320 if (strcasecmp(partnum, ma->chosen_part)) return;
1322 /* If the content-type of this part is in our preferred formats
1323 * list, we can simply output it verbatim.
1325 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1326 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1327 if (!strcasecmp(buf, cbtype)) {
1328 /* Yeah! Go! W00t!! */
1330 text_content = (char *)content;
1331 if (text_content[length-1] != '\n') {
1334 cprintf("Content-type: %s", cbtype);
1335 if (!IsEmptyStr(cbcharset)) {
1336 cprintf("; charset=%s", cbcharset);
1338 cprintf("\nContent-length: %d\n",
1339 (int)(length + add_newline) );
1340 if (!IsEmptyStr(encoding)) {
1341 cprintf("Content-transfer-encoding: %s\n", encoding);
1344 cprintf("Content-transfer-encoding: 7bit\n");
1346 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1348 client_write(content, length);
1349 if (add_newline) cprintf("\n");
1354 /* No translations required or possible: output as text/plain */
1355 cprintf("Content-type: text/plain\n\n");
1356 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1357 length, encoding, cbid, cbuserdata);
1362 char desired_section[64];
1369 * Callback function for
1371 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1372 void *content, char *cbtype, char *cbcharset, size_t length,
1373 char *encoding, char *cbid, void *cbuserdata)
1375 struct encapmsg *encap;
1377 encap = (struct encapmsg *)cbuserdata;
1379 /* Only proceed if this is the desired section... */
1380 if (!strcasecmp(encap->desired_section, partnum)) {
1381 encap->msglen = length;
1382 encap->msg = malloc(length + 2);
1383 memcpy(encap->msg, content, length);
1393 * Get a message off disk. (returns om_* values found in msgbase.h)
1396 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1397 int mode, /* how would you like that message? */
1398 int headers_only, /* eschew the message body? */
1399 int do_proto, /* do Citadel protocol responses? */
1400 int crlf, /* Use CRLF newlines instead of LF? */
1401 char *section, /* NULL or a message/rfc822 section */
1402 int flags /* should the bessage be exported clean? */
1404 struct CtdlMessage *TheMessage = NULL;
1405 int retcode = om_no_such_msg;
1406 struct encapmsg encap;
1408 CtdlLogPrintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1410 (section ? section : "<>")
1413 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1414 if (do_proto) cprintf("%d Not logged in.\n",
1415 ERROR + NOT_LOGGED_IN);
1416 return(om_not_logged_in);
1419 /* FIXME: check message id against msglist for this room */
1422 * Fetch the message from disk. If we're in HEADERS_FAST mode,
1423 * request that we don't even bother loading the body into memory.
1425 if (headers_only == HEADERS_FAST) {
1426 TheMessage = CtdlFetchMessage(msg_num, 0);
1429 TheMessage = CtdlFetchMessage(msg_num, 1);
1432 if (TheMessage == NULL) {
1433 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1434 ERROR + MESSAGE_NOT_FOUND, msg_num);
1435 return(om_no_such_msg);
1438 /* Here is the weird form of this command, to process only an
1439 * encapsulated message/rfc822 section.
1441 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1442 memset(&encap, 0, sizeof encap);
1443 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1444 mime_parser(TheMessage->cm_fields['M'],
1446 *extract_encapsulated_message,
1447 NULL, NULL, (void *)&encap, 0
1449 CtdlFreeMessage(TheMessage);
1453 encap.msg[encap.msglen] = 0;
1454 TheMessage = convert_internet_message(encap.msg);
1455 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1457 /* Now we let it fall through to the bottom of this
1458 * function, because TheMessage now contains the
1459 * encapsulated message instead of the top-level
1460 * message. Isn't that neat?
1465 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1466 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1467 retcode = om_no_such_msg;
1472 /* Ok, output the message now */
1473 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1474 CtdlFreeMessage(TheMessage);
1480 char *qp_encode_email_addrs(char *source)
1482 char user[256], node[256], name[256];
1483 const char headerStr[] = "=?UTF-8?Q?";
1487 int need_to_encode = 0;
1493 long nAddrPtrMax = 50;
1498 if (source == NULL) return source;
1499 if (IsEmptyStr(source)) return source;
1501 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1502 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1503 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1506 while (!IsEmptyStr (&source[i])) {
1507 if (nColons >= nAddrPtrMax){
1510 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1511 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1512 free (AddrPtr), AddrPtr = ptr;
1514 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1515 memset(&ptr[nAddrPtrMax], 0,
1516 sizeof (long) * nAddrPtrMax);
1518 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1519 free (AddrUtf8), AddrUtf8 = ptr;
1522 if (((unsigned char) source[i] < 32) ||
1523 ((unsigned char) source[i] > 126)) {
1525 AddrUtf8[nColons] = 1;
1527 if (source[i] == '"')
1528 InQuotes = !InQuotes;
1529 if (!InQuotes && source[i] == ',') {
1530 AddrPtr[nColons] = i;
1535 if (need_to_encode == 0) {
1542 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1543 Encoded = (char*) malloc (EncodedMaxLen);
1545 for (i = 0; i < nColons; i++)
1546 source[AddrPtr[i]++] = '\0';
1550 for (i = 0; i < nColons && nPtr != NULL; i++) {
1551 nmax = EncodedMaxLen - (nPtr - Encoded);
1553 process_rfc822_addr(&source[AddrPtr[i]],
1557 /* TODO: libIDN here ! */
1558 if (IsEmptyStr(name)) {
1559 n = snprintf(nPtr, nmax,
1560 (i==0)?"%s@%s" : ",%s@%s",
1564 EncodedName = rfc2047encode(name, strlen(name));
1565 n = snprintf(nPtr, nmax,
1566 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1567 EncodedName, user, node);
1572 n = snprintf(nPtr, nmax,
1573 (i==0)?"%s" : ",%s",
1574 &source[AddrPtr[i]]);
1580 ptr = (char*) malloc(EncodedMaxLen * 2);
1581 memcpy(ptr, Encoded, EncodedMaxLen);
1582 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1583 free(Encoded), Encoded = ptr;
1585 i--; /* do it once more with properly lengthened buffer */
1588 for (i = 0; i < nColons; i++)
1589 source[--AddrPtr[i]] = ',';
1596 /* If the last item in a list of recipients was truncated to a partial address,
1597 * remove it completely in order to avoid choking libSieve
1599 void sanitize_truncated_recipient(char *str)
1602 if (num_tokens(str, ',') < 2) return;
1604 int len = strlen(str);
1605 if (len < 900) return;
1606 if (len > 998) str[998] = 0;
1608 char *cptr = strrchr(str, ',');
1611 char *lptr = strchr(cptr, '<');
1612 char *rptr = strchr(cptr, '>');
1614 if ( (lptr) && (rptr) && (rptr > lptr) ) return;
1622 * Get a message off disk. (returns om_* values found in msgbase.h)
1624 int CtdlOutputPreLoadedMsg(
1625 struct CtdlMessage *TheMessage,
1626 int mode, /* how would you like that message? */
1627 int headers_only, /* eschew the message body? */
1628 int do_proto, /* do Citadel protocol responses? */
1629 int crlf, /* Use CRLF newlines instead of LF? */
1630 int flags /* should the bessage be exported clean? */
1634 cit_uint8_t ch, prev_ch;
1636 char display_name[256];
1638 char *nl; /* newline string */
1640 int subject_found = 0;
1643 /* Buffers needed for RFC822 translation. These are all filled
1644 * using functions that are bounds-checked, and therefore we can
1645 * make them substantially smaller than SIZ.
1652 char datestamp[100];
1654 CtdlLogPrintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1655 ((TheMessage == NULL) ? "NULL" : "not null"),
1656 mode, headers_only, do_proto, crlf);
1658 strcpy(mid, "unknown");
1659 nl = (crlf ? "\r\n" : "\n");
1661 if (!is_valid_message(TheMessage)) {
1662 CtdlLogPrintf(CTDL_ERR,
1663 "ERROR: invalid preloaded message for output\n");
1665 return(om_no_such_msg);
1668 /* Are we downloading a MIME component? */
1669 if (mode == MT_DOWNLOAD) {
1670 if (TheMessage->cm_format_type != FMT_RFC822) {
1672 cprintf("%d This is not a MIME message.\n",
1673 ERROR + ILLEGAL_VALUE);
1674 } else if (CC->download_fp != NULL) {
1675 if (do_proto) cprintf(
1676 "%d You already have a download open.\n",
1677 ERROR + RESOURCE_BUSY);
1679 /* Parse the message text component */
1680 mptr = TheMessage->cm_fields['M'];
1681 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1682 /* If there's no file open by this time, the requested
1683 * section wasn't found, so print an error
1685 if (CC->download_fp == NULL) {
1686 if (do_proto) cprintf(
1687 "%d Section %s not found.\n",
1688 ERROR + FILE_NOT_FOUND,
1689 CC->download_desired_section);
1692 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1695 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
1696 * in a single server operation instead of opening a download file.
1698 if (mode == MT_SPEW_SECTION) {
1699 if (TheMessage->cm_format_type != FMT_RFC822) {
1701 cprintf("%d This is not a MIME message.\n",
1702 ERROR + ILLEGAL_VALUE);
1704 /* Parse the message text component */
1707 mptr = TheMessage->cm_fields['M'];
1708 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
1709 /* If section wasn't found, print an error
1712 if (do_proto) cprintf(
1713 "%d Section %s not found.\n",
1714 ERROR + FILE_NOT_FOUND,
1715 CC->download_desired_section);
1718 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1721 /* now for the user-mode message reading loops */
1722 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1724 /* Does the caller want to skip the headers? */
1725 if (headers_only == HEADERS_NONE) goto START_TEXT;
1727 /* Tell the client which format type we're using. */
1728 if ( (mode == MT_CITADEL) && (do_proto) ) {
1729 cprintf("type=%d\n", TheMessage->cm_format_type);
1732 /* nhdr=yes means that we're only displaying headers, no body */
1733 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1734 && (mode == MT_CITADEL)
1737 cprintf("nhdr=yes\n");
1740 /* begin header processing loop for Citadel message format */
1742 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1744 safestrncpy(display_name, "<unknown>", sizeof display_name);
1745 if (TheMessage->cm_fields['A']) {
1746 strcpy(buf, TheMessage->cm_fields['A']);
1747 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1748 safestrncpy(display_name, "****", sizeof display_name);
1750 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1751 safestrncpy(display_name, "anonymous", sizeof display_name);
1754 safestrncpy(display_name, buf, sizeof display_name);
1756 if ((is_room_aide())
1757 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1758 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1759 size_t tmp = strlen(display_name);
1760 snprintf(&display_name[tmp],
1761 sizeof display_name - tmp,
1766 /* Don't show Internet address for users on the
1767 * local Citadel network.
1770 if (TheMessage->cm_fields['N'] != NULL)
1771 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1772 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1776 /* Now spew the header fields in the order we like them. */
1777 safestrncpy(allkeys, FORDER, sizeof allkeys);
1778 for (i=0; i<strlen(allkeys); ++i) {
1779 k = (int) allkeys[i];
1781 if ( (TheMessage->cm_fields[k] != NULL)
1782 && (msgkeys[k] != NULL) ) {
1784 if (do_proto) cprintf("%s=%s\n",
1788 else if ((k == 'F') && (suppress_f)) {
1791 /* Masquerade display name if needed */
1793 if (do_proto) cprintf("%s=%s\n",
1795 TheMessage->cm_fields[k]
1804 /* begin header processing loop for RFC822 transfer format */
1809 strcpy(snode, NODENAME);
1810 if (mode == MT_RFC822) {
1811 for (i = 0; i < 256; ++i) {
1812 if (TheMessage->cm_fields[i]) {
1813 mptr = mpptr = TheMessage->cm_fields[i];
1816 safestrncpy(luser, mptr, sizeof luser);
1817 safestrncpy(suser, mptr, sizeof suser);
1819 else if (i == 'Y') {
1820 if ((flags & QP_EADDR) != 0) {
1821 mptr = qp_encode_email_addrs(mptr);
1823 sanitize_truncated_recipient(mptr);
1824 cprintf("CC: %s%s", mptr, nl);
1826 else if (i == 'P') {
1827 cprintf("Return-Path: %s%s", mptr, nl);
1829 else if (i == 'L') {
1830 cprintf("List-ID: %s%s", mptr, nl);
1832 else if (i == 'V') {
1833 if ((flags & QP_EADDR) != 0)
1834 mptr = qp_encode_email_addrs(mptr);
1835 cprintf("Envelope-To: %s%s", mptr, nl);
1837 else if (i == 'U') {
1838 cprintf("Subject: %s%s", mptr, nl);
1842 safestrncpy(mid, mptr, sizeof mid);
1844 safestrncpy(fuser, mptr, sizeof fuser);
1845 /* else if (i == 'O')
1846 cprintf("X-Citadel-Room: %s%s",
1849 safestrncpy(snode, mptr, sizeof snode);
1852 if (haschar(mptr, '@') == 0)
1854 sanitize_truncated_recipient(mptr);
1855 cprintf("To: %s@%s", mptr, config.c_fqdn);
1860 if ((flags & QP_EADDR) != 0) {
1861 mptr = qp_encode_email_addrs(mptr);
1863 sanitize_truncated_recipient(mptr);
1864 cprintf("To: %s", mptr);
1868 else if (i == 'T') {
1869 datestring(datestamp, sizeof datestamp,
1870 atol(mptr), DATESTRING_RFC822);
1871 cprintf("Date: %s%s", datestamp, nl);
1873 else if (i == 'W') {
1874 cprintf("References: ");
1875 k = num_tokens(mptr, '|');
1876 for (j=0; j<k; ++j) {
1877 extract_token(buf, mptr, j, '|', sizeof buf);
1878 cprintf("<%s>", buf);
1891 if (subject_found == 0) {
1892 cprintf("Subject: (no subject)%s", nl);
1896 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
1897 suser[i] = tolower(suser[i]);
1898 if (!isalnum(suser[i])) suser[i]='_';
1901 if (mode == MT_RFC822) {
1902 if (!strcasecmp(snode, NODENAME)) {
1903 safestrncpy(snode, FQDN, sizeof snode);
1906 /* Construct a fun message id */
1907 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
1908 if (strchr(mid, '@')==NULL) {
1909 cprintf("@%s", snode);
1913 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1914 cprintf("From: \"----\" <x@x.org>%s", nl);
1916 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1917 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1919 else if (!IsEmptyStr(fuser)) {
1920 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1923 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1926 /* Blank line signifying RFC822 end-of-headers */
1927 if (TheMessage->cm_format_type != FMT_RFC822) {
1932 /* end header processing loop ... at this point, we're in the text */
1934 if (headers_only == HEADERS_FAST) goto DONE;
1935 mptr = TheMessage->cm_fields['M'];
1937 /* Tell the client about the MIME parts in this message */
1938 if (TheMessage->cm_format_type == FMT_RFC822) {
1939 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1940 memset(&ma, 0, sizeof(struct ma_info));
1941 mime_parser(mptr, NULL,
1942 (do_proto ? *list_this_part : NULL),
1943 (do_proto ? *list_this_pref : NULL),
1944 (do_proto ? *list_this_suff : NULL),
1947 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1948 char *start_of_text = NULL;
1949 start_of_text = strstr(mptr, "\n\r\n");
1950 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1951 if (start_of_text == NULL) start_of_text = mptr;
1953 start_of_text = strstr(start_of_text, "\n");
1958 int nllen = strlen(nl);
1960 while (ch=*mptr, ch!=0) {
1966 ((headers_only == HEADERS_NONE) && (mptr >= start_of_text))
1967 || ((headers_only == HEADERS_ONLY) && (mptr < start_of_text))
1968 || ((headers_only != HEADERS_NONE) && (headers_only != HEADERS_ONLY))
1971 sprintf(&outbuf[outlen], "%s", nl);
1975 outbuf[outlen++] = ch;
1979 if (flags & ESC_DOT)
1981 if ((prev_ch == 10) && (ch == '.') && ((*(mptr+1) == 13) || (*(mptr+1) == 10)))
1983 outbuf[outlen++] = '.';
1988 if (outlen > 1000) {
1989 client_write(outbuf, outlen);
1994 client_write(outbuf, outlen);
2002 if (headers_only == HEADERS_ONLY) {
2006 /* signify start of msg text */
2007 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
2008 if (do_proto) cprintf("text\n");
2011 /* If the format type on disk is 1 (fixed-format), then we want
2012 * everything to be output completely literally ... regardless of
2013 * what message transfer format is in use.
2015 if (TheMessage->cm_format_type == FMT_FIXED) {
2017 if (mode == MT_MIME) {
2018 cprintf("Content-type: text/plain\n\n");
2022 while (ch = *mptr++, ch > 0) {
2025 if ((ch == 10) || (buflen > 250)) {
2027 cprintf("%s%s", buf, nl);
2036 if (!IsEmptyStr(buf))
2037 cprintf("%s%s", buf, nl);
2040 /* If the message on disk is format 0 (Citadel vari-format), we
2041 * output using the formatter at 80 columns. This is the final output
2042 * form if the transfer format is RFC822, but if the transfer format
2043 * is Citadel proprietary, it'll still work, because the indentation
2044 * for new paragraphs is correct and the client will reformat the
2045 * message to the reader's screen width.
2047 if (TheMessage->cm_format_type == FMT_CITADEL) {
2048 if (mode == MT_MIME) {
2049 cprintf("Content-type: text/x-citadel-variformat\n\n");
2051 memfmout(mptr, 0, nl);
2054 /* If the message on disk is format 4 (MIME), we've gotta hand it
2055 * off to the MIME parser. The client has already been told that
2056 * this message is format 1 (fixed format), so the callback function
2057 * we use will display those parts as-is.
2059 if (TheMessage->cm_format_type == FMT_RFC822) {
2060 memset(&ma, 0, sizeof(struct ma_info));
2062 if (mode == MT_MIME) {
2063 ma.use_fo_hooks = 0;
2064 strcpy(ma.chosen_part, "1");
2065 ma.chosen_pref = 9999;
2066 mime_parser(mptr, NULL,
2067 *choose_preferred, *fixed_output_pre,
2068 *fixed_output_post, (void *)&ma, 0);
2069 mime_parser(mptr, NULL,
2070 *output_preferred, NULL, NULL, (void *)&ma, CC->msg4_dont_decode);
2073 ma.use_fo_hooks = 1;
2074 mime_parser(mptr, NULL,
2075 *fixed_output, *fixed_output_pre,
2076 *fixed_output_post, (void *)&ma, 0);
2081 DONE: /* now we're done */
2082 if (do_proto) cprintf("000\n");
2089 * display a message (mode 0 - Citadel proprietary)
2091 void cmd_msg0(char *cmdbuf)
2094 int headers_only = HEADERS_ALL;
2096 msgid = extract_long(cmdbuf, 0);
2097 headers_only = extract_int(cmdbuf, 1);
2099 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2105 * display a message (mode 2 - RFC822)
2107 void cmd_msg2(char *cmdbuf)
2110 int headers_only = HEADERS_ALL;
2112 msgid = extract_long(cmdbuf, 0);
2113 headers_only = extract_int(cmdbuf, 1);
2115 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2121 * display a message (mode 3 - IGnet raw format - internal programs only)
2123 void cmd_msg3(char *cmdbuf)
2126 struct CtdlMessage *msg = NULL;
2129 if (CC->internal_pgm == 0) {
2130 cprintf("%d This command is for internal programs only.\n",
2131 ERROR + HIGHER_ACCESS_REQUIRED);
2135 msgnum = extract_long(cmdbuf, 0);
2136 msg = CtdlFetchMessage(msgnum, 1);
2138 cprintf("%d Message %ld not found.\n",
2139 ERROR + MESSAGE_NOT_FOUND, msgnum);
2143 serialize_message(&smr, msg);
2144 CtdlFreeMessage(msg);
2147 cprintf("%d Unable to serialize message\n",
2148 ERROR + INTERNAL_ERROR);
2152 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2153 client_write((char *)smr.ser, (int)smr.len);
2160 * Display a message using MIME content types
2162 void cmd_msg4(char *cmdbuf)
2167 msgid = extract_long(cmdbuf, 0);
2168 extract_token(section, cmdbuf, 1, '|', sizeof section);
2169 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2175 * Client tells us its preferred message format(s)
2177 void cmd_msgp(char *cmdbuf)
2179 if (!strcasecmp(cmdbuf, "dont_decode")) {
2180 CC->msg4_dont_decode = 1;
2181 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2184 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2185 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2191 * Open a component of a MIME message as a download file
2193 void cmd_opna(char *cmdbuf)
2196 char desired_section[128];
2198 msgid = extract_long(cmdbuf, 0);
2199 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2200 safestrncpy(CC->download_desired_section, desired_section,
2201 sizeof CC->download_desired_section);
2202 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2207 * Open a component of a MIME message and transmit it all at once
2209 void cmd_dlat(char *cmdbuf)
2212 char desired_section[128];
2214 msgid = extract_long(cmdbuf, 0);
2215 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2216 safestrncpy(CC->download_desired_section, desired_section,
2217 sizeof CC->download_desired_section);
2218 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2223 * Save one or more message pointers into a specified room
2224 * (Returns 0 for success, nonzero for failure)
2225 * roomname may be NULL to use the current room
2227 * Note that the 'supplied_msg' field may be set to NULL, in which case
2228 * the message will be fetched from disk, by number, if we need to perform
2229 * replication checks. This adds an additional database read, so if the
2230 * caller already has the message in memory then it should be supplied. (Obviously
2231 * this mode of operation only works if we're saving a single message.)
2233 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2234 int do_repl_check, struct CtdlMessage *supplied_msg)
2237 char hold_rm[ROOMNAMELEN];
2238 struct cdbdata *cdbfr;
2241 long highest_msg = 0L;
2244 struct CtdlMessage *msg = NULL;
2246 long *msgs_to_be_merged = NULL;
2247 int num_msgs_to_be_merged = 0;
2249 CtdlLogPrintf(CTDL_DEBUG,
2250 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d)\n",
2251 roomname, num_newmsgs, do_repl_check);
2253 strcpy(hold_rm, CC->room.QRname);
2256 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2257 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2258 if (num_newmsgs > 1) supplied_msg = NULL;
2260 /* Now the regular stuff */
2261 if (lgetroom(&CC->room,
2262 ((roomname != NULL) ? roomname : CC->room.QRname) )
2264 CtdlLogPrintf(CTDL_ERR, "No such room <%s>\n", roomname);
2265 return(ERROR + ROOM_NOT_FOUND);
2269 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2270 num_msgs_to_be_merged = 0;
2273 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2274 if (cdbfr == NULL) {
2278 msglist = (long *) cdbfr->ptr;
2279 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2280 num_msgs = cdbfr->len / sizeof(long);
2285 /* Create a list of msgid's which were supplied by the caller, but do
2286 * not already exist in the target room. It is absolutely taboo to
2287 * have more than one reference to the same message in a room.
2289 for (i=0; i<num_newmsgs; ++i) {
2291 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2292 if (msglist[j] == newmsgidlist[i]) {
2297 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2301 CtdlLogPrintf(9, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2304 * Now merge the new messages
2306 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2307 if (msglist == NULL) {
2308 CtdlLogPrintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
2310 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2311 num_msgs += num_msgs_to_be_merged;
2313 /* Sort the message list, so all the msgid's are in order */
2314 num_msgs = sort_msglist(msglist, num_msgs);
2316 /* Determine the highest message number */
2317 highest_msg = msglist[num_msgs - 1];
2319 /* Write it back to disk. */
2320 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2321 msglist, (int)(num_msgs * sizeof(long)));
2323 /* Free up the memory we used. */
2326 /* Update the highest-message pointer and unlock the room. */
2327 CC->room.QRhighest = highest_msg;
2328 lputroom(&CC->room);
2330 /* Perform replication checks if necessary */
2331 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2332 CtdlLogPrintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2334 for (i=0; i<num_msgs_to_be_merged; ++i) {
2335 msgid = msgs_to_be_merged[i];
2337 if (supplied_msg != NULL) {
2341 msg = CtdlFetchMessage(msgid, 0);
2345 ReplicationChecks(msg);
2347 /* If the message has an Exclusive ID, index that... */
2348 if (msg->cm_fields['E'] != NULL) {
2349 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2352 /* Free up the memory we may have allocated */
2353 if (msg != supplied_msg) {
2354 CtdlFreeMessage(msg);
2362 CtdlLogPrintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2365 /* Submit this room for processing by hooks */
2366 PerformRoomHooks(&CC->room);
2368 /* Go back to the room we were in before we wandered here... */
2369 getroom(&CC->room, hold_rm);
2371 /* Bump the reference count for all messages which were merged */
2372 for (i=0; i<num_msgs_to_be_merged; ++i) {
2373 AdjRefCount(msgs_to_be_merged[i], +1);
2376 /* Free up memory... */
2377 if (msgs_to_be_merged != NULL) {
2378 free(msgs_to_be_merged);
2381 /* Return success. */
2387 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2390 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2391 int do_repl_check, struct CtdlMessage *supplied_msg)
2393 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg);
2400 * Message base operation to save a new message to the message store
2401 * (returns new message number)
2403 * This is the back end for CtdlSubmitMsg() and should not be directly
2404 * called by server-side modules.
2407 long send_message(struct CtdlMessage *msg) {
2415 /* Get a new message number */
2416 newmsgid = get_new_message_number();
2417 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2419 /* Generate an ID if we don't have one already */
2420 if (msg->cm_fields['I']==NULL) {
2421 msg->cm_fields['I'] = strdup(msgidbuf);
2424 /* If the message is big, set its body aside for storage elsewhere */
2425 if (msg->cm_fields['M'] != NULL) {
2426 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2428 holdM = msg->cm_fields['M'];
2429 msg->cm_fields['M'] = NULL;
2433 /* Serialize our data structure for storage in the database */
2434 serialize_message(&smr, msg);
2437 msg->cm_fields['M'] = holdM;
2441 cprintf("%d Unable to serialize message\n",
2442 ERROR + INTERNAL_ERROR);
2446 /* Write our little bundle of joy into the message base */
2447 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2448 smr.ser, smr.len) < 0) {
2449 CtdlLogPrintf(CTDL_ERR, "Can't store message\n");
2453 cdb_store(CDB_BIGMSGS,
2463 /* Free the memory we used for the serialized message */
2466 /* Return the *local* message ID to the caller
2467 * (even if we're storing an incoming network message)
2475 * Serialize a struct CtdlMessage into the format used on disk and network.
2477 * This function loads up a "struct ser_ret" (defined in server.h) which
2478 * contains the length of the serialized message and a pointer to the
2479 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2481 void serialize_message(struct ser_ret *ret, /* return values */
2482 struct CtdlMessage *msg) /* unserialized msg */
2484 size_t wlen, fieldlen;
2486 static char *forder = FORDER;
2489 * Check for valid message format
2491 if (is_valid_message(msg) == 0) {
2492 CtdlLogPrintf(CTDL_ERR, "serialize_message() aborting due to invalid message\n");
2499 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2500 ret->len = ret->len +
2501 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2503 ret->ser = malloc(ret->len);
2504 if (ret->ser == NULL) {
2505 CtdlLogPrintf(CTDL_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2506 (long)ret->len, strerror(errno));
2513 ret->ser[1] = msg->cm_anon_type;
2514 ret->ser[2] = msg->cm_format_type;
2517 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2518 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2519 ret->ser[wlen++] = (char)forder[i];
2520 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2521 wlen = wlen + fieldlen + 1;
2523 if (ret->len != wlen) CtdlLogPrintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2524 (long)ret->len, (long)wlen);
2531 * Serialize a struct CtdlMessage into the format used on disk and network.
2533 * This function loads up a "struct ser_ret" (defined in server.h) which
2534 * contains the length of the serialized message and a pointer to the
2535 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2537 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2538 long Siz) /* how many chars ? */
2542 static char *forder = FORDER;
2546 * Check for valid message format
2548 if (is_valid_message(msg) == 0) {
2549 CtdlLogPrintf(CTDL_ERR, "dump_message() aborting due to invalid message\n");
2553 buf = (char*) malloc (Siz + 1);
2557 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2558 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2559 msg->cm_fields[(int)forder[i]]);
2560 client_write (buf, strlen(buf));
2569 * Check to see if any messages already exist in the current room which
2570 * carry the same Exclusive ID as this one. If any are found, delete them.
2572 void ReplicationChecks(struct CtdlMessage *msg) {
2573 long old_msgnum = (-1L);
2575 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2577 CtdlLogPrintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2580 /* No exclusive id? Don't do anything. */
2581 if (msg == NULL) return;
2582 if (msg->cm_fields['E'] == NULL) return;
2583 if (IsEmptyStr(msg->cm_fields['E'])) return;
2584 /*CtdlLogPrintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2585 msg->cm_fields['E'], CC->room.QRname);*/
2587 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2588 if (old_msgnum > 0L) {
2589 CtdlLogPrintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2590 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2597 * Save a message to disk and submit it into the delivery system.
2599 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2600 struct recptypes *recps, /* recipients (if mail) */
2601 char *force, /* force a particular room? */
2602 int flags /* should the bessage be exported clean? */
2604 char submit_filename[128];
2605 char generated_timestamp[32];
2606 char hold_rm[ROOMNAMELEN];
2607 char actual_rm[ROOMNAMELEN];
2608 char force_room[ROOMNAMELEN];
2609 char content_type[SIZ]; /* We have to learn this */
2610 char recipient[SIZ];
2613 struct ctdluser userbuf;
2615 struct MetaData smi;
2616 FILE *network_fp = NULL;
2617 static int seqnum = 1;
2618 struct CtdlMessage *imsg = NULL;
2620 size_t instr_alloc = 0;
2622 char *hold_R, *hold_D;
2623 char *collected_addresses = NULL;
2624 struct addresses_to_be_filed *aptr = NULL;
2625 char *saved_rfc822_version = NULL;
2626 int qualified_for_journaling = 0;
2627 struct CitContext *CCC = CC; /* CachedCitContext - performance boost */
2628 char bounce_to[1024] = "";
2630 CtdlLogPrintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2631 if (is_valid_message(msg) == 0) return(-1); /* self check */
2633 /* If this message has no timestamp, we take the liberty of
2634 * giving it one, right now.
2636 if (msg->cm_fields['T'] == NULL) {
2637 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2638 msg->cm_fields['T'] = strdup(generated_timestamp);
2641 /* If this message has no path, we generate one.
2643 if (msg->cm_fields['P'] == NULL) {
2644 if (msg->cm_fields['A'] != NULL) {
2645 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2646 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
2647 if (isspace(msg->cm_fields['P'][a])) {
2648 msg->cm_fields['P'][a] = ' ';
2653 msg->cm_fields['P'] = strdup("unknown");
2657 if (force == NULL) {
2658 strcpy(force_room, "");
2661 strcpy(force_room, force);
2664 /* Learn about what's inside, because it's what's inside that counts */
2665 if (msg->cm_fields['M'] == NULL) {
2666 CtdlLogPrintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2670 switch (msg->cm_format_type) {
2672 strcpy(content_type, "text/x-citadel-variformat");
2675 strcpy(content_type, "text/plain");
2678 strcpy(content_type, "text/plain");
2679 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
2682 safestrncpy(content_type, &mptr[13], sizeof content_type);
2683 striplt(content_type);
2684 aptr = content_type;
2685 while (!IsEmptyStr(aptr)) {
2697 /* Goto the correct room */
2698 CtdlLogPrintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
2699 strcpy(hold_rm, CCC->room.QRname);
2700 strcpy(actual_rm, CCC->room.QRname);
2701 if (recps != NULL) {
2702 strcpy(actual_rm, SENTITEMS);
2705 /* If the user is a twit, move to the twit room for posting */
2707 if (CCC->user.axlevel == 2) {
2708 strcpy(hold_rm, actual_rm);
2709 strcpy(actual_rm, config.c_twitroom);
2710 CtdlLogPrintf(CTDL_DEBUG, "Diverting to twit room\n");
2714 /* ...or if this message is destined for Aide> then go there. */
2715 if (!IsEmptyStr(force_room)) {
2716 strcpy(actual_rm, force_room);
2719 CtdlLogPrintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2720 if (strcasecmp(actual_rm, CCC->room.QRname)) {
2721 /* getroom(&CCC->room, actual_rm); */
2722 usergoto(actual_rm, 0, 1, NULL, NULL);
2726 * If this message has no O (room) field, generate one.
2728 if (msg->cm_fields['O'] == NULL) {
2729 msg->cm_fields['O'] = strdup(CCC->room.QRname);
2732 /* Perform "before save" hooks (aborting if any return nonzero) */
2733 CtdlLogPrintf(CTDL_DEBUG, "Performing before-save hooks\n");
2734 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2737 * If this message has an Exclusive ID, and the room is replication
2738 * checking enabled, then do replication checks.
2740 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
2741 ReplicationChecks(msg);
2744 /* Save it to disk */
2745 CtdlLogPrintf(CTDL_DEBUG, "Saving to disk\n");
2746 newmsgid = send_message(msg);
2747 if (newmsgid <= 0L) return(-5);
2749 /* Write a supplemental message info record. This doesn't have to
2750 * be a critical section because nobody else knows about this message
2753 CtdlLogPrintf(CTDL_DEBUG, "Creating MetaData record\n");
2754 memset(&smi, 0, sizeof(struct MetaData));
2755 smi.meta_msgnum = newmsgid;
2756 smi.meta_refcount = 0;
2757 safestrncpy(smi.meta_content_type, content_type,
2758 sizeof smi.meta_content_type);
2761 * Measure how big this message will be when rendered as RFC822.
2762 * We do this for two reasons:
2763 * 1. We need the RFC822 length for the new metadata record, so the
2764 * POP and IMAP services don't have to calculate message lengths
2765 * while the user is waiting (multiplied by potentially hundreds
2766 * or thousands of messages).
2767 * 2. If journaling is enabled, we will need an RFC822 version of the
2768 * message to attach to the journalized copy.
2770 if (CCC->redirect_buffer != NULL) {
2771 CtdlLogPrintf(CTDL_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
2774 CCC->redirect_buffer = malloc(SIZ);
2775 CCC->redirect_len = 0;
2776 CCC->redirect_alloc = SIZ;
2777 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
2778 smi.meta_rfc822_length = CCC->redirect_len;
2779 saved_rfc822_version = CCC->redirect_buffer;
2780 CCC->redirect_buffer = NULL;
2781 CCC->redirect_len = 0;
2782 CCC->redirect_alloc = 0;
2786 /* Now figure out where to store the pointers */
2787 CtdlLogPrintf(CTDL_DEBUG, "Storing pointers\n");
2789 /* If this is being done by the networker delivering a private
2790 * message, we want to BYPASS saving the sender's copy (because there
2791 * is no local sender; it would otherwise go to the Trashcan).
2793 if ((!CCC->internal_pgm) || (recps == NULL)) {
2794 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2795 CtdlLogPrintf(CTDL_ERR, "ERROR saving message pointer!\n");
2796 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2800 /* For internet mail, drop a copy in the outbound queue room */
2802 if (recps->num_internet > 0) {
2803 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2806 /* If other rooms are specified, drop them there too. */
2808 if (recps->num_room > 0)
2809 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2810 extract_token(recipient, recps->recp_room, i,
2811 '|', sizeof recipient);
2812 CtdlLogPrintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2813 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2816 /* Bump this user's messages posted counter. */
2817 CtdlLogPrintf(CTDL_DEBUG, "Updating user\n");
2818 lgetuser(&CCC->user, CCC->curr_user);
2819 CCC->user.posted = CCC->user.posted + 1;
2820 lputuser(&CCC->user);
2822 /* Decide where bounces need to be delivered */
2823 if (CCC->logged_in) {
2824 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
2827 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
2830 /* If this is private, local mail, make a copy in the
2831 * recipient's mailbox and bump the reference count.
2834 if (recps->num_local > 0)
2835 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2836 extract_token(recipient, recps->recp_local, i,
2837 '|', sizeof recipient);
2838 CtdlLogPrintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2840 if (getuser(&userbuf, recipient) == 0) {
2841 // Add a flag so the Funambol module knows its mail
2842 msg->cm_fields['W'] = strdup(recipient);
2843 MailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
2844 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2845 BumpNewMailCounter(userbuf.usernum);
2846 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
2847 /* Generate a instruction message for the Funambol notification
2848 * server, in the same style as the SMTP queue
2851 instr = malloc(instr_alloc);
2852 snprintf(instr, instr_alloc,
2853 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2855 SPOOLMIME, newmsgid, (long)time(NULL),
2859 imsg = malloc(sizeof(struct CtdlMessage));
2860 memset(imsg, 0, sizeof(struct CtdlMessage));
2861 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2862 imsg->cm_anon_type = MES_NORMAL;
2863 imsg->cm_format_type = FMT_RFC822;
2864 imsg->cm_fields['A'] = strdup("Citadel");
2865 imsg->cm_fields['J'] = strdup("do not journal");
2866 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2867 imsg->cm_fields['W'] = strdup(recipient);
2868 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
2869 CtdlFreeMessage(imsg);
2873 CtdlLogPrintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2874 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2879 /* Perform "after save" hooks */
2880 CtdlLogPrintf(CTDL_DEBUG, "Performing after-save hooks\n");
2881 PerformMessageHooks(msg, EVT_AFTERSAVE);
2883 /* For IGnet mail, we have to save a new copy into the spooler for
2884 * each recipient, with the R and D fields set to the recipient and
2885 * destination-node. This has two ugly side effects: all other
2886 * recipients end up being unlisted in this recipient's copy of the
2887 * message, and it has to deliver multiple messages to the same
2888 * node. We'll revisit this again in a year or so when everyone has
2889 * a network spool receiver that can handle the new style messages.
2892 if (recps->num_ignet > 0)
2893 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2894 extract_token(recipient, recps->recp_ignet, i,
2895 '|', sizeof recipient);
2897 hold_R = msg->cm_fields['R'];
2898 hold_D = msg->cm_fields['D'];
2899 msg->cm_fields['R'] = malloc(SIZ);
2900 msg->cm_fields['D'] = malloc(128);
2901 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2902 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2904 serialize_message(&smr, msg);
2906 snprintf(submit_filename, sizeof submit_filename,
2907 "%s/netmail.%04lx.%04x.%04x",
2909 (long) getpid(), CCC->cs_pid, ++seqnum);
2910 network_fp = fopen(submit_filename, "wb+");
2911 if (network_fp != NULL) {
2912 fwrite(smr.ser, smr.len, 1, network_fp);
2918 free(msg->cm_fields['R']);
2919 free(msg->cm_fields['D']);
2920 msg->cm_fields['R'] = hold_R;
2921 msg->cm_fields['D'] = hold_D;
2924 /* Go back to the room we started from */
2925 CtdlLogPrintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2926 if (strcasecmp(hold_rm, CCC->room.QRname))
2927 usergoto(hold_rm, 0, 1, NULL, NULL);
2929 /* For internet mail, generate delivery instructions.
2930 * Yes, this is recursive. Deal with it. Infinite recursion does
2931 * not happen because the delivery instructions message does not
2932 * contain a recipient.
2935 if (recps->num_internet > 0) {
2936 CtdlLogPrintf(CTDL_DEBUG, "Generating delivery instructions\n");
2938 instr = malloc(instr_alloc);
2939 snprintf(instr, instr_alloc,
2940 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2942 SPOOLMIME, newmsgid, (long)time(NULL),
2946 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2947 size_t tmp = strlen(instr);
2948 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2949 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
2950 instr_alloc = instr_alloc * 2;
2951 instr = realloc(instr, instr_alloc);
2953 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
2956 imsg = malloc(sizeof(struct CtdlMessage));
2957 memset(imsg, 0, sizeof(struct CtdlMessage));
2958 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2959 imsg->cm_anon_type = MES_NORMAL;
2960 imsg->cm_format_type = FMT_RFC822;
2961 imsg->cm_fields['A'] = strdup("Citadel");
2962 imsg->cm_fields['J'] = strdup("do not journal");
2963 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2964 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
2965 CtdlFreeMessage(imsg);
2969 * Any addresses to harvest for someone's address book?
2971 if ( (CCC->logged_in) && (recps != NULL) ) {
2972 collected_addresses = harvest_collected_addresses(msg);
2975 if (collected_addresses != NULL) {
2976 aptr = (struct addresses_to_be_filed *)
2977 malloc(sizeof(struct addresses_to_be_filed));
2978 MailboxName(actual_rm, sizeof actual_rm,
2979 &CCC->user, USERCONTACTSROOM);
2980 aptr->roomname = strdup(actual_rm);
2981 aptr->collected_addresses = collected_addresses;
2982 begin_critical_section(S_ATBF);
2985 end_critical_section(S_ATBF);
2989 * Determine whether this message qualifies for journaling.
2991 if (msg->cm_fields['J'] != NULL) {
2992 qualified_for_journaling = 0;
2995 if (recps == NULL) {
2996 qualified_for_journaling = config.c_journal_pubmsgs;
2998 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
2999 qualified_for_journaling = config.c_journal_email;
3002 qualified_for_journaling = config.c_journal_pubmsgs;
3007 * Do we have to perform journaling? If so, hand off the saved
3008 * RFC822 version will be handed off to the journaler for background
3009 * submit. Otherwise, we have to free the memory ourselves.
3011 if (saved_rfc822_version != NULL) {
3012 if (qualified_for_journaling) {
3013 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
3016 free(saved_rfc822_version);
3029 * Convenience function for generating small administrative messages.
3031 void quickie_message(char *from, char *fromaddr, char *to, char *room, char *text,
3032 int format_type, char *subject)
3034 struct CtdlMessage *msg;
3035 struct recptypes *recp = NULL;
3037 msg = malloc(sizeof(struct CtdlMessage));
3038 memset(msg, 0, sizeof(struct CtdlMessage));
3039 msg->cm_magic = CTDLMESSAGE_MAGIC;
3040 msg->cm_anon_type = MES_NORMAL;
3041 msg->cm_format_type = format_type;
3044 msg->cm_fields['A'] = strdup(from);
3046 else if (fromaddr != NULL) {
3047 msg->cm_fields['A'] = strdup(fromaddr);
3048 if (strchr(msg->cm_fields['A'], '@')) {
3049 *strchr(msg->cm_fields['A'], '@') = 0;
3053 msg->cm_fields['A'] = strdup("Citadel");
3056 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3057 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3058 msg->cm_fields['N'] = strdup(NODENAME);
3060 msg->cm_fields['R'] = strdup(to);
3061 recp = validate_recipients(to, NULL, 0);
3063 if (subject != NULL) {
3064 msg->cm_fields['U'] = strdup(subject);
3066 msg->cm_fields['M'] = strdup(text);
3068 CtdlSubmitMsg(msg, recp, room, 0);
3069 CtdlFreeMessage(msg);
3070 if (recp != NULL) free_recipients(recp);
3076 * Back end function used by CtdlMakeMessage() and similar functions
3078 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3079 size_t maxlen, /* maximum message length */
3080 char *exist, /* if non-null, append to it;
3081 exist is ALWAYS freed */
3082 int crlf, /* CRLF newlines instead of LF */
3083 int sock /* socket handle or 0 for this session's client socket */
3087 size_t message_len = 0;
3088 size_t buffer_len = 0;
3095 if (exist == NULL) {
3102 message_len = strlen(exist);
3103 buffer_len = message_len + 4096;
3104 m = realloc(exist, buffer_len);
3111 /* Do we need to change leading ".." to "." for SMTP escaping? */
3112 if (!strcmp(terminator, ".")) {
3116 /* flush the input if we have nowhere to store it */
3121 /* read in the lines of message text one by one */
3124 if (sock_getln(sock, buf, (sizeof buf - 3)) < 0) finished = 1;
3127 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
3129 if (!strcmp(buf, terminator)) finished = 1;
3131 strcat(buf, "\r\n");
3137 /* Unescape SMTP-style input of two dots at the beginning of the line */
3139 if (!strncmp(buf, "..", 2)) {
3140 strcpy(buf, &buf[1]);
3144 if ( (!flushing) && (!finished) ) {
3145 /* Measure the line */
3146 linelen = strlen(buf);
3148 /* augment the buffer if we have to */
3149 if ((message_len + linelen) >= buffer_len) {
3150 ptr = realloc(m, (buffer_len * 2) );
3151 if (ptr == NULL) { /* flush if can't allocate */
3154 buffer_len = (buffer_len * 2);
3156 CtdlLogPrintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
3160 /* Add the new line to the buffer. NOTE: this loop must avoid
3161 * using functions like strcat() and strlen() because they
3162 * traverse the entire buffer upon every call, and doing that
3163 * for a multi-megabyte message slows it down beyond usability.
3165 strcpy(&m[message_len], buf);
3166 message_len += linelen;
3169 /* if we've hit the max msg length, flush the rest */
3170 if (message_len >= maxlen) flushing = 1;
3172 } while (!finished);
3180 * Build a binary message to be saved on disk.
3181 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3182 * will become part of the message. This means you are no longer
3183 * responsible for managing that memory -- it will be freed along with
3184 * the rest of the fields when CtdlFreeMessage() is called.)
3187 struct CtdlMessage *CtdlMakeMessage(
3188 struct ctdluser *author, /* author's user structure */
3189 char *recipient, /* NULL if it's not mail */
3190 char *recp_cc, /* NULL if it's not mail */
3191 char *room, /* room where it's going */
3192 int type, /* see MES_ types in header file */
3193 int format_type, /* variformat, plain text, MIME... */
3194 char *fake_name, /* who we're masquerading as */
3195 char *my_email, /* which of my email addresses to use (empty is ok) */
3196 char *subject, /* Subject (optional) */
3197 char *supplied_euid, /* ...or NULL if this is irrelevant */
3198 char *preformatted_text, /* ...or NULL to read text from client */
3199 char *references /* Thread references */
3201 char dest_node[256];
3203 struct CtdlMessage *msg;
3205 msg = malloc(sizeof(struct CtdlMessage));
3206 memset(msg, 0, sizeof(struct CtdlMessage));
3207 msg->cm_magic = CTDLMESSAGE_MAGIC;
3208 msg->cm_anon_type = type;
3209 msg->cm_format_type = format_type;
3211 /* Don't confuse the poor folks if it's not routed mail. */
3212 strcpy(dest_node, "");
3217 /* Path or Return-Path */
3218 if (my_email == NULL) my_email = "";
3220 if (!IsEmptyStr(my_email)) {
3221 msg->cm_fields['P'] = strdup(my_email);
3224 snprintf(buf, sizeof buf, "%s", author->fullname);
3225 msg->cm_fields['P'] = strdup(buf);
3227 convert_spaces_to_underscores(msg->cm_fields['P']);
3229 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3230 msg->cm_fields['T'] = strdup(buf);
3232 if (fake_name[0]) /* author */
3233 msg->cm_fields['A'] = strdup(fake_name);
3235 msg->cm_fields['A'] = strdup(author->fullname);
3237 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3238 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3241 msg->cm_fields['O'] = strdup(CC->room.QRname);
3244 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3245 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3247 if (recipient[0] != 0) {
3248 msg->cm_fields['R'] = strdup(recipient);
3250 if (recp_cc[0] != 0) {
3251 msg->cm_fields['Y'] = strdup(recp_cc);
3253 if (dest_node[0] != 0) {
3254 msg->cm_fields['D'] = strdup(dest_node);
3257 if (!IsEmptyStr(my_email)) {
3258 msg->cm_fields['F'] = strdup(my_email);
3260 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3261 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3264 if (subject != NULL) {
3267 length = strlen(subject);
3273 while ((subject[i] != '\0') &&
3274 (IsAscii = isascii(subject[i]) != 0 ))
3277 msg->cm_fields['U'] = strdup(subject);
3278 else /* ok, we've got utf8 in the string. */
3280 msg->cm_fields['U'] = rfc2047encode(subject, length);
3286 if (supplied_euid != NULL) {
3287 msg->cm_fields['E'] = strdup(supplied_euid);
3290 if (references != NULL) {
3291 if (!IsEmptyStr(references)) {
3292 msg->cm_fields['W'] = strdup(references);
3296 if (preformatted_text != NULL) {
3297 msg->cm_fields['M'] = preformatted_text;
3300 msg->cm_fields['M'] = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
3308 * Check to see whether we have permission to post a message in the current
3309 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3310 * returns 0 on success.
3312 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf,
3314 const char* RemoteIdentifier,
3318 if (!(CC->logged_in) &&
3319 (PostPublic == POST_LOGGED_IN)) {
3320 snprintf(errmsgbuf, n, "Not logged in.");
3321 return (ERROR + NOT_LOGGED_IN);
3323 else if (PostPublic == CHECK_EXISTANCE) {
3324 return (0); // We're Evaling whether a recipient exists
3326 else if (!(CC->logged_in)) {
3328 if ((CC->room.QRflags & QR_READONLY)) {
3329 snprintf(errmsgbuf, n, "Not logged in.");
3330 return (ERROR + NOT_LOGGED_IN);
3332 if (CC->room.QRflags2 & QR2_MODERATED) {
3333 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3334 return (ERROR + NOT_LOGGED_IN);
3336 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3341 if (RemoteIdentifier == NULL)
3343 snprintf(errmsgbuf, n, "Need sender to permit access.");
3344 return (ERROR + USERNAME_REQUIRED);
3347 assoc_file_name(filename, sizeof filename, &CC->room, ctdl_netcfg_dir);
3348 begin_critical_section(S_NETCONFIGS);
3349 if (!read_spoolcontrol_file(&sc, filename))
3351 end_critical_section(S_NETCONFIGS);
3352 snprintf(errmsgbuf, n,
3353 "This mailing list only accepts posts from subscribers.");
3354 return (ERROR + NO_SUCH_USER);
3356 end_critical_section(S_NETCONFIGS);
3357 found = is_recipient (sc, RemoteIdentifier);
3358 free_spoolcontrol_struct(&sc);
3363 snprintf(errmsgbuf, n,
3364 "This mailing list only accepts posts from subscribers.");
3365 return (ERROR + NO_SUCH_USER);
3372 if ((CC->user.axlevel < 2)
3373 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3374 snprintf(errmsgbuf, n, "Need to be validated to enter "
3375 "(except in %s> to sysop)", MAILROOM);
3376 return (ERROR + HIGHER_ACCESS_REQUIRED);
3379 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3380 if (!(ra & UA_POSTALLOWED)) {
3381 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3382 return (ERROR + HIGHER_ACCESS_REQUIRED);
3385 strcpy(errmsgbuf, "Ok");
3391 * Check to see if the specified user has Internet mail permission
3392 * (returns nonzero if permission is granted)
3394 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3396 /* Do not allow twits to send Internet mail */
3397 if (who->axlevel <= 2) return(0);
3399 /* Globally enabled? */
3400 if (config.c_restrict == 0) return(1);
3402 /* User flagged ok? */
3403 if (who->flags & US_INTERNET) return(2);
3405 /* Aide level access? */
3406 if (who->axlevel >= 6) return(3);
3408 /* No mail for you! */
3414 * Validate recipients, count delivery types and errors, and handle aliasing
3415 * FIXME check for dupes!!!!!
3417 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3418 * were specified, or the number of addresses found invalid.
3420 * Caller needs to free the result using free_recipients()
3422 struct recptypes *validate_recipients(char *supplied_recipients,
3423 const char *RemoteIdentifier,
3425 struct recptypes *ret;
3426 char *recipients = NULL;
3427 char this_recp[256];
3428 char this_recp_cooked[256];
3434 struct ctdluser tempUS;
3435 struct ctdlroom tempQR;
3436 struct ctdlroom tempQR2;
3442 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
3443 if (ret == NULL) return(NULL);
3445 /* Set all strings to null and numeric values to zero */
3446 memset(ret, 0, sizeof(struct recptypes));
3448 if (supplied_recipients == NULL) {
3449 recipients = strdup("");
3452 recipients = strdup(supplied_recipients);
3455 /* Allocate some memory. Yes, this allocates 500% more memory than we will
3456 * actually need, but it's healthier for the heap than doing lots of tiny
3457 * realloc() calls instead.
3460 ret->errormsg = malloc(strlen(recipients) + 1024);
3461 ret->recp_local = malloc(strlen(recipients) + 1024);
3462 ret->recp_internet = malloc(strlen(recipients) + 1024);
3463 ret->recp_ignet = malloc(strlen(recipients) + 1024);
3464 ret->recp_room = malloc(strlen(recipients) + 1024);
3465 ret->display_recp = malloc(strlen(recipients) + 1024);
3467 ret->errormsg[0] = 0;
3468 ret->recp_local[0] = 0;
3469 ret->recp_internet[0] = 0;
3470 ret->recp_ignet[0] = 0;
3471 ret->recp_room[0] = 0;
3472 ret->display_recp[0] = 0;
3474 ret->recptypes_magic = RECPTYPES_MAGIC;
3476 /* Change all valid separator characters to commas */
3477 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
3478 if ((recipients[i] == ';') || (recipients[i] == '|')) {
3479 recipients[i] = ',';
3483 /* Now start extracting recipients... */
3485 while (!IsEmptyStr(recipients)) {
3487 for (i=0; i<=strlen(recipients); ++i) {
3488 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
3489 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
3490 safestrncpy(this_recp, recipients, i+1);
3492 if (recipients[i] == ',') {
3493 strcpy(recipients, &recipients[i+1]);
3496 strcpy(recipients, "");
3503 if (IsEmptyStr(this_recp))
3505 CtdlLogPrintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
3507 mailtype = alias(this_recp);
3508 mailtype = alias(this_recp);
3509 mailtype = alias(this_recp);
3511 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
3512 if (this_recp[j]=='_') {
3513 this_recp_cooked[j] = ' ';
3516 this_recp_cooked[j] = this_recp[j];
3519 this_recp_cooked[j] = '\0';
3524 if (!strcasecmp(this_recp, "sysop")) {
3526 strcpy(this_recp, config.c_aideroom);
3527 if (!IsEmptyStr(ret->recp_room)) {
3528 strcat(ret->recp_room, "|");
3530 strcat(ret->recp_room, this_recp);
3532 else if ( (!strncasecmp(this_recp, "room_", 5))
3533 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
3535 /* Save room so we can restore it later */
3539 /* Check permissions to send mail to this room */
3540 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg,
3552 if (!IsEmptyStr(ret->recp_room)) {
3553 strcat(ret->recp_room, "|");
3555 strcat(ret->recp_room, &this_recp_cooked[5]);
3558 /* Restore room in case something needs it */
3562 else if (getuser(&tempUS, this_recp) == 0) {
3564 strcpy(this_recp, tempUS.fullname);
3565 if (!IsEmptyStr(ret->recp_local)) {
3566 strcat(ret->recp_local, "|");
3568 strcat(ret->recp_local, this_recp);
3570 else if (getuser(&tempUS, this_recp_cooked) == 0) {
3572 strcpy(this_recp, tempUS.fullname);
3573 if (!IsEmptyStr(ret->recp_local)) {
3574 strcat(ret->recp_local, "|");
3576 strcat(ret->recp_local, this_recp);
3584 /* Yes, you're reading this correctly: if the target
3585 * domain points back to the local system or an attached
3586 * Citadel directory, the address is invalid. That's
3587 * because if the address were valid, we would have
3588 * already translated it to a local address by now.
3590 if (IsDirectory(this_recp, 0)) {
3595 ++ret->num_internet;
3596 if (!IsEmptyStr(ret->recp_internet)) {
3597 strcat(ret->recp_internet, "|");
3599 strcat(ret->recp_internet, this_recp);
3604 if (!IsEmptyStr(ret->recp_ignet)) {
3605 strcat(ret->recp_ignet, "|");
3607 strcat(ret->recp_ignet, this_recp);
3615 if (IsEmptyStr(errmsg)) {
3616 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
3619 snprintf(append, sizeof append, "%s", errmsg);
3621 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
3622 if (!IsEmptyStr(ret->errormsg)) {
3623 strcat(ret->errormsg, "; ");
3625 strcat(ret->errormsg, append);
3629 if (IsEmptyStr(ret->display_recp)) {
3630 strcpy(append, this_recp);
3633 snprintf(append, sizeof append, ", %s", this_recp);
3635 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
3636 strcat(ret->display_recp, append);
3641 if ((ret->num_local + ret->num_internet + ret->num_ignet +
3642 ret->num_room + ret->num_error) == 0) {
3643 ret->num_error = (-1);
3644 strcpy(ret->errormsg, "No recipients specified.");
3647 CtdlLogPrintf(CTDL_DEBUG, "validate_recipients()\n");
3648 CtdlLogPrintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
3649 CtdlLogPrintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
3650 CtdlLogPrintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
3651 CtdlLogPrintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
3652 CtdlLogPrintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
3660 * Destructor for struct recptypes
3662 void free_recipients(struct recptypes *valid) {
3664 if (valid == NULL) {
3668 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
3669 CtdlLogPrintf(CTDL_EMERG, "Attempt to call free_recipients() on some other data type!\n");
3673 if (valid->errormsg != NULL) free(valid->errormsg);
3674 if (valid->recp_local != NULL) free(valid->recp_local);
3675 if (valid->recp_internet != NULL) free(valid->recp_internet);
3676 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
3677 if (valid->recp_room != NULL) free(valid->recp_room);
3678 if (valid->display_recp != NULL) free(valid->display_recp);
3685 * message entry - mode 0 (normal)
3687 void cmd_ent0(char *entargs)
3693 char supplied_euid[128];
3695 int format_type = 0;
3696 char newusername[256];
3697 char newuseremail[256];
3698 struct CtdlMessage *msg;
3702 struct recptypes *valid = NULL;
3703 struct recptypes *valid_to = NULL;
3704 struct recptypes *valid_cc = NULL;
3705 struct recptypes *valid_bcc = NULL;
3707 int subject_required = 0;
3712 int newuseremail_ok = 0;
3713 char references[SIZ];
3718 post = extract_int(entargs, 0);
3719 extract_token(recp, entargs, 1, '|', sizeof recp);
3720 anon_flag = extract_int(entargs, 2);
3721 format_type = extract_int(entargs, 3);
3722 extract_token(subject, entargs, 4, '|', sizeof subject);
3723 extract_token(newusername, entargs, 5, '|', sizeof newusername);
3724 do_confirm = extract_int(entargs, 6);
3725 extract_token(cc, entargs, 7, '|', sizeof cc);
3726 extract_token(bcc, entargs, 8, '|', sizeof bcc);
3727 switch(CC->room.QRdefaultview) {
3730 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
3733 supplied_euid[0] = 0;
3736 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
3737 extract_token(references, entargs, 11, '|', sizeof references);
3738 for (ptr=references; *ptr != 0; ++ptr) {
3739 if (*ptr == '!') *ptr = '|';
3742 /* first check to make sure the request is valid. */
3744 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg, NULL, POST_LOGGED_IN);
3747 cprintf("%d %s\n", err, errmsg);
3751 /* Check some other permission type things. */
3753 if (IsEmptyStr(newusername)) {
3754 strcpy(newusername, CC->user.fullname);
3756 if ( (CC->user.axlevel < 6)
3757 && (strcasecmp(newusername, CC->user.fullname))
3758 && (strcasecmp(newusername, CC->cs_inet_fn))
3760 cprintf("%d You don't have permission to author messages as '%s'.\n",
3761 ERROR + HIGHER_ACCESS_REQUIRED,
3768 if (IsEmptyStr(newuseremail)) {
3769 newuseremail_ok = 1;
3772 if (!IsEmptyStr(newuseremail)) {
3773 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
3774 newuseremail_ok = 1;
3776 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
3777 j = num_tokens(CC->cs_inet_other_emails, '|');
3778 for (i=0; i<j; ++i) {
3779 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
3780 if (!strcasecmp(newuseremail, buf)) {
3781 newuseremail_ok = 1;
3787 if (!newuseremail_ok) {
3788 cprintf("%d You don't have permission to author messages as '%s'.\n",
3789 ERROR + HIGHER_ACCESS_REQUIRED,
3795 CC->cs_flags |= CS_POSTING;
3797 /* In mailbox rooms we have to behave a little differently --
3798 * make sure the user has specified at least one recipient. Then
3799 * validate the recipient(s). We do this for the Mail> room, as
3800 * well as any room which has the "Mailbox" view set.
3803 if ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
3804 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
3806 if (CC->user.axlevel < 2) {
3807 strcpy(recp, "sysop");
3812 valid_to = validate_recipients(recp, NULL, 0);
3813 if (valid_to->num_error > 0) {
3814 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
3815 free_recipients(valid_to);
3819 valid_cc = validate_recipients(cc, NULL, 0);
3820 if (valid_cc->num_error > 0) {
3821 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
3822 free_recipients(valid_to);
3823 free_recipients(valid_cc);
3827 valid_bcc = validate_recipients(bcc, NULL, 0);
3828 if (valid_bcc->num_error > 0) {
3829 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
3830 free_recipients(valid_to);
3831 free_recipients(valid_cc);
3832 free_recipients(valid_bcc);
3836 /* Recipient required, but none were specified */
3837 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3838 free_recipients(valid_to);
3839 free_recipients(valid_cc);
3840 free_recipients(valid_bcc);
3841 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3845 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3846 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3847 cprintf("%d You do not have permission "
3848 "to send Internet mail.\n",
3849 ERROR + HIGHER_ACCESS_REQUIRED);
3850 free_recipients(valid_to);
3851 free_recipients(valid_cc);
3852 free_recipients(valid_bcc);
3857 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)
3858 && (CC->user.axlevel < 4) ) {
3859 cprintf("%d Higher access required for network mail.\n",
3860 ERROR + HIGHER_ACCESS_REQUIRED);
3861 free_recipients(valid_to);
3862 free_recipients(valid_cc);
3863 free_recipients(valid_bcc);
3867 if ((RESTRICT_INTERNET == 1)
3868 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3869 && ((CC->user.flags & US_INTERNET) == 0)
3870 && (!CC->internal_pgm)) {
3871 cprintf("%d You don't have access to Internet mail.\n",
3872 ERROR + HIGHER_ACCESS_REQUIRED);
3873 free_recipients(valid_to);
3874 free_recipients(valid_cc);
3875 free_recipients(valid_bcc);
3881 /* Is this a room which has anonymous-only or anonymous-option? */
3882 anonymous = MES_NORMAL;
3883 if (CC->room.QRflags & QR_ANONONLY) {
3884 anonymous = MES_ANONONLY;
3886 if (CC->room.QRflags & QR_ANONOPT) {
3887 if (anon_flag == 1) { /* only if the user requested it */
3888 anonymous = MES_ANONOPT;
3892 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3896 /* Recommend to the client that the use of a message subject is
3897 * strongly recommended in this room, if either the SUBJECTREQ flag
3898 * is set, or if there is one or more Internet email recipients.
3900 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
3901 if ((valid_to) && (valid_to->num_internet > 0)) subject_required = 1;
3902 if ((valid_cc) && (valid_cc->num_internet > 0)) subject_required = 1;
3903 if ((valid_bcc) && (valid_bcc->num_internet > 0)) subject_required = 1;
3905 /* If we're only checking the validity of the request, return
3906 * success without creating the message.
3909 cprintf("%d %s|%d\n", CIT_OK,
3910 ((valid_to != NULL) ? valid_to->display_recp : ""),
3912 free_recipients(valid_to);
3913 free_recipients(valid_cc);
3914 free_recipients(valid_bcc);
3918 /* We don't need these anymore because we'll do it differently below */
3919 free_recipients(valid_to);
3920 free_recipients(valid_cc);
3921 free_recipients(valid_bcc);
3923 /* Read in the message from the client. */
3925 cprintf("%d send message\n", START_CHAT_MODE);
3927 cprintf("%d send message\n", SEND_LISTING);
3930 msg = CtdlMakeMessage(&CC->user, recp, cc,
3931 CC->room.QRname, anonymous, format_type,
3932 newusername, newuseremail, subject,
3933 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
3936 /* Put together one big recipients struct containing to/cc/bcc all in
3937 * one. This is for the envelope.
3939 char *all_recps = malloc(SIZ * 3);
3940 strcpy(all_recps, recp);
3941 if (!IsEmptyStr(cc)) {
3942 if (!IsEmptyStr(all_recps)) {
3943 strcat(all_recps, ",");
3945 strcat(all_recps, cc);
3947 if (!IsEmptyStr(bcc)) {
3948 if (!IsEmptyStr(all_recps)) {
3949 strcat(all_recps, ",");
3951 strcat(all_recps, bcc);
3953 if (!IsEmptyStr(all_recps)) {
3954 valid = validate_recipients(all_recps, NULL, 0);
3962 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
3965 cprintf("%ld\n", msgnum);
3967 cprintf("Message accepted.\n");
3970 cprintf("Internal error.\n");
3972 if (msg->cm_fields['E'] != NULL) {
3973 cprintf("%s\n", msg->cm_fields['E']);
3980 CtdlFreeMessage(msg);
3982 if (valid != NULL) {
3983 free_recipients(valid);
3991 * API function to delete messages which match a set of criteria
3992 * (returns the actual number of messages deleted)
3994 int CtdlDeleteMessages(char *room_name, /* which room */
3995 long *dmsgnums, /* array of msg numbers to be deleted */
3996 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
3997 char *content_type /* or "" for any. regular expressions expected. */
4000 struct ctdlroom qrbuf;
4001 struct cdbdata *cdbfr;
4002 long *msglist = NULL;
4003 long *dellist = NULL;
4006 int num_deleted = 0;
4008 struct MetaData smi;
4011 int need_to_free_re = 0;
4013 if (content_type) if (!IsEmptyStr(content_type)) {
4014 regcomp(&re, content_type, 0);
4015 need_to_free_re = 1;
4017 CtdlLogPrintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
4018 room_name, num_dmsgnums, content_type);
4020 /* get room record, obtaining a lock... */
4021 if (lgetroom(&qrbuf, room_name) != 0) {
4022 CtdlLogPrintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
4024 if (need_to_free_re) regfree(&re);
4025 return (0); /* room not found */
4027 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4029 if (cdbfr != NULL) {
4030 dellist = malloc(cdbfr->len);
4031 msglist = (long *) cdbfr->ptr;
4032 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4033 num_msgs = cdbfr->len / sizeof(long);
4037 for (i = 0; i < num_msgs; ++i) {
4040 /* Set/clear a bit for each criterion */
4042 /* 0 messages in the list or a null list means that we are
4043 * interested in deleting any messages which meet the other criteria.
4045 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4046 delete_this |= 0x01;
4049 for (j=0; j<num_dmsgnums; ++j) {
4050 if (msglist[i] == dmsgnums[j]) {
4051 delete_this |= 0x01;
4056 if (IsEmptyStr(content_type)) {
4057 delete_this |= 0x02;
4059 GetMetaData(&smi, msglist[i]);
4060 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4061 delete_this |= 0x02;
4065 /* Delete message only if all bits are set */
4066 if (delete_this == 0x03) {
4067 dellist[num_deleted++] = msglist[i];
4072 num_msgs = sort_msglist(msglist, num_msgs);
4073 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4074 msglist, (int)(num_msgs * sizeof(long)));
4076 qrbuf.QRhighest = msglist[num_msgs - 1];
4080 /* Go through the messages we pulled out of the index, and decrement
4081 * their reference counts by 1. If this is the only room the message
4082 * was in, the reference count will reach zero and the message will
4083 * automatically be deleted from the database. We do this in a
4084 * separate pass because there might be plug-in hooks getting called,
4085 * and we don't want that happening during an S_ROOMS critical
4088 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4089 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4090 AdjRefCount(dellist[i], -1);
4093 /* Now free the memory we used, and go away. */
4094 if (msglist != NULL) free(msglist);
4095 if (dellist != NULL) free(dellist);
4096 CtdlLogPrintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
4097 if (need_to_free_re) regfree(&re);
4098 return (num_deleted);
4104 * Check whether the current user has permission to delete messages from
4105 * the current room (returns 1 for yes, 0 for no)
4107 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4109 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4110 if (ra & UA_DELETEALLOWED) return(1);
4118 * Delete message from current room
4120 void cmd_dele(char *args)
4129 extract_token(msgset, args, 0, '|', sizeof msgset);
4130 num_msgs = num_tokens(msgset, ',');
4132 cprintf("%d Nothing to do.\n", CIT_OK);
4136 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4137 cprintf("%d Higher access required.\n",
4138 ERROR + HIGHER_ACCESS_REQUIRED);
4143 * Build our message set to be moved/copied
4145 msgs = malloc(num_msgs * sizeof(long));
4146 for (i=0; i<num_msgs; ++i) {
4147 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4148 msgs[i] = atol(msgtok);
4151 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4155 cprintf("%d %d message%s deleted.\n", CIT_OK,
4156 num_deleted, ((num_deleted != 1) ? "s" : ""));
4158 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4164 * Back end API function for moves and deletes (multiple messages)
4166 int CtdlCopyMsgsToRoom(long *msgnums, int num_msgs, char *dest) {
4169 err = CtdlSaveMsgPointersInRoom(dest, msgnums, num_msgs, 1, NULL);
4170 if (err != 0) return(err);
4179 * move or copy a message to another room
4181 void cmd_move(char *args)
4188 char targ[ROOMNAMELEN];
4189 struct ctdlroom qtemp;
4196 extract_token(msgset, args, 0, '|', sizeof msgset);
4197 num_msgs = num_tokens(msgset, ',');
4199 cprintf("%d Nothing to do.\n", CIT_OK);
4203 extract_token(targ, args, 1, '|', sizeof targ);
4204 convert_room_name_macros(targ, sizeof targ);
4205 targ[ROOMNAMELEN - 1] = 0;
4206 is_copy = extract_int(args, 2);
4208 if (getroom(&qtemp, targ) != 0) {
4209 cprintf("%d '%s' does not exist.\n",
4210 ERROR + ROOM_NOT_FOUND, targ);
4214 getuser(&CC->user, CC->curr_user);
4215 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4217 /* Check for permission to perform this operation.
4218 * Remember: "CC->room" is source, "qtemp" is target.
4222 /* Aides can move/copy */
4223 if (CC->user.axlevel >= 6) permit = 1;
4225 /* Room aides can move/copy */
4226 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4228 /* Permit move/copy from personal rooms */
4229 if ((CC->room.QRflags & QR_MAILBOX)
4230 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4232 /* Permit only copy from public to personal room */
4234 && (!(CC->room.QRflags & QR_MAILBOX))
4235 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4237 /* Permit message removal from collaborative delete rooms */
4238 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4240 /* Users allowed to post into the target room may move into it too. */
4241 if ((CC->room.QRflags & QR_MAILBOX) &&
4242 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4244 /* User must have access to target room */
4245 if (!(ra & UA_KNOWN)) permit = 0;
4248 cprintf("%d Higher access required.\n",
4249 ERROR + HIGHER_ACCESS_REQUIRED);
4254 * Build our message set to be moved/copied
4256 msgs = malloc(num_msgs * sizeof(long));
4257 for (i=0; i<num_msgs; ++i) {
4258 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4259 msgs[i] = atol(msgtok);
4265 err = CtdlCopyMsgsToRoom(msgs, num_msgs, targ);
4267 cprintf("%d Cannot store message(s) in %s: error %d\n",
4273 /* Now delete the message from the source room,
4274 * if this is a 'move' rather than a 'copy' operation.
4277 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4281 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4287 * GetMetaData() - Get the supplementary record for a message
4289 void GetMetaData(struct MetaData *smibuf, long msgnum)
4292 struct cdbdata *cdbsmi;
4295 memset(smibuf, 0, sizeof(struct MetaData));
4296 smibuf->meta_msgnum = msgnum;
4297 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4299 /* Use the negative of the message number for its supp record index */
4300 TheIndex = (0L - msgnum);
4302 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4303 if (cdbsmi == NULL) {
4304 return; /* record not found; go with defaults */
4306 memcpy(smibuf, cdbsmi->ptr,
4307 ((cdbsmi->len > sizeof(struct MetaData)) ?
4308 sizeof(struct MetaData) : cdbsmi->len));
4315 * PutMetaData() - (re)write supplementary record for a message
4317 void PutMetaData(struct MetaData *smibuf)
4321 /* Use the negative of the message number for the metadata db index */
4322 TheIndex = (0L - smibuf->meta_msgnum);
4324 cdb_store(CDB_MSGMAIN,
4325 &TheIndex, (int)sizeof(long),
4326 smibuf, (int)sizeof(struct MetaData));
4331 * AdjRefCount - submit an adjustment to the reference count for a message.
4332 * (These are just queued -- we actually process them later.)
4334 void AdjRefCount(long msgnum, int incr)
4336 struct arcq new_arcq;
4338 begin_critical_section(S_SUPPMSGMAIN);
4339 if (arcfp == NULL) {
4340 arcfp = fopen(file_arcq, "ab+");
4342 end_critical_section(S_SUPPMSGMAIN);
4344 /* msgnum < 0 means that we're trying to close the file */
4346 CtdlLogPrintf(CTDL_DEBUG, "Closing the AdjRefCount queue file\n");
4347 begin_critical_section(S_SUPPMSGMAIN);
4348 if (arcfp != NULL) {
4352 end_critical_section(S_SUPPMSGMAIN);
4357 * If we can't open the queue, perform the operation synchronously.
4359 if (arcfp == NULL) {
4360 TDAP_AdjRefCount(msgnum, incr);
4364 new_arcq.arcq_msgnum = msgnum;
4365 new_arcq.arcq_delta = incr;
4366 fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4374 * TDAP_ProcessAdjRefCountQueue()
4376 * Process the queue of message count adjustments that was created by calls
4377 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4378 * for each one. This should be an "off hours" operation.
4380 int TDAP_ProcessAdjRefCountQueue(void)
4382 char file_arcq_temp[PATH_MAX];
4385 struct arcq arcq_rec;
4386 int num_records_processed = 0;
4388 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
4390 begin_critical_section(S_SUPPMSGMAIN);
4391 if (arcfp != NULL) {
4396 r = link(file_arcq, file_arcq_temp);
4398 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4399 end_critical_section(S_SUPPMSGMAIN);
4400 return(num_records_processed);
4404 end_critical_section(S_SUPPMSGMAIN);
4406 fp = fopen(file_arcq_temp, "rb");
4408 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4409 return(num_records_processed);
4412 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4413 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4414 ++num_records_processed;
4418 r = unlink(file_arcq_temp);
4420 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4423 return(num_records_processed);
4429 * TDAP_AdjRefCount - adjust the reference count for a message.
4430 * This one does it "for real" because it's called by
4431 * the autopurger function that processes the queue
4432 * created by AdjRefCount(). If a message's reference
4433 * count becomes zero, we also delete the message from
4434 * disk and de-index it.
4436 void TDAP_AdjRefCount(long msgnum, int incr)
4439 struct MetaData smi;
4442 /* This is a *tight* critical section; please keep it that way, as
4443 * it may get called while nested in other critical sections.
4444 * Complicating this any further will surely cause deadlock!
4446 begin_critical_section(S_SUPPMSGMAIN);
4447 GetMetaData(&smi, msgnum);
4448 smi.meta_refcount += incr;
4450 end_critical_section(S_SUPPMSGMAIN);
4451 CtdlLogPrintf(CTDL_DEBUG, "msg %ld ref count delta %+d, is now %d\n",
4452 msgnum, incr, smi.meta_refcount);
4454 /* If the reference count is now zero, delete the message
4455 * (and its supplementary record as well).
4457 if (smi.meta_refcount == 0) {
4458 CtdlLogPrintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
4460 /* Call delete hooks with NULL room to show it has gone altogether */
4461 PerformDeleteHooks(NULL, msgnum);
4463 /* Remove from message base */
4465 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4466 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
4468 /* Remove metadata record */
4469 delnum = (0L - msgnum);
4470 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4476 * Write a generic object to this room
4478 * Note: this could be much more efficient. Right now we use two temporary
4479 * files, and still pull the message into memory as with all others.
4481 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
4482 char *content_type, /* MIME type of this object */
4483 char *raw_message, /* Data to be written */
4484 off_t raw_length, /* Size of raw_message */
4485 struct ctdluser *is_mailbox, /* Mailbox room? */
4486 int is_binary, /* Is encoding necessary? */
4487 int is_unique, /* Del others of this type? */
4488 unsigned int flags /* Internal save flags */
4492 struct ctdlroom qrbuf;
4493 char roomname[ROOMNAMELEN];
4494 struct CtdlMessage *msg;
4495 char *encoded_message = NULL;
4497 if (is_mailbox != NULL) {
4498 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
4501 safestrncpy(roomname, req_room, sizeof(roomname));
4504 CtdlLogPrintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
4507 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
4510 encoded_message = malloc((size_t)(raw_length + 4096));
4513 sprintf(encoded_message, "Content-type: %s\n", content_type);
4516 sprintf(&encoded_message[strlen(encoded_message)],
4517 "Content-transfer-encoding: base64\n\n"
4521 sprintf(&encoded_message[strlen(encoded_message)],
4522 "Content-transfer-encoding: 7bit\n\n"
4528 &encoded_message[strlen(encoded_message)],
4536 &encoded_message[strlen(encoded_message)],
4542 CtdlLogPrintf(CTDL_DEBUG, "Allocating\n");
4543 msg = malloc(sizeof(struct CtdlMessage));
4544 memset(msg, 0, sizeof(struct CtdlMessage));
4545 msg->cm_magic = CTDLMESSAGE_MAGIC;
4546 msg->cm_anon_type = MES_NORMAL;
4547 msg->cm_format_type = 4;
4548 msg->cm_fields['A'] = strdup(CC->user.fullname);
4549 msg->cm_fields['O'] = strdup(req_room);
4550 msg->cm_fields['N'] = strdup(config.c_nodename);
4551 msg->cm_fields['H'] = strdup(config.c_humannode);
4552 msg->cm_flags = flags;
4554 msg->cm_fields['M'] = encoded_message;
4556 /* Create the requested room if we have to. */
4557 if (getroom(&qrbuf, roomname) != 0) {
4558 create_room(roomname,
4559 ( (is_mailbox != NULL) ? 5 : 3 ),
4560 "", 0, 1, 0, VIEW_BBS);
4562 /* If the caller specified this object as unique, delete all
4563 * other objects of this type that are currently in the room.
4566 CtdlLogPrintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
4567 CtdlDeleteMessages(roomname, NULL, 0, content_type)
4570 /* Now write the data */
4571 CtdlSubmitMsg(msg, NULL, roomname, 0);
4572 CtdlFreeMessage(msg);
4580 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
4581 config_msgnum = msgnum;
4585 char *CtdlGetSysConfig(char *sysconfname) {
4586 char hold_rm[ROOMNAMELEN];
4589 struct CtdlMessage *msg;
4592 strcpy(hold_rm, CC->room.QRname);
4593 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
4594 getroom(&CC->room, hold_rm);
4599 /* We want the last (and probably only) config in this room */
4600 begin_critical_section(S_CONFIG);
4601 config_msgnum = (-1L);
4602 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
4603 CtdlGetSysConfigBackend, NULL);
4604 msgnum = config_msgnum;
4605 end_critical_section(S_CONFIG);
4611 msg = CtdlFetchMessage(msgnum, 1);
4613 conf = strdup(msg->cm_fields['M']);
4614 CtdlFreeMessage(msg);
4621 getroom(&CC->room, hold_rm);
4623 if (conf != NULL) do {
4624 extract_token(buf, conf, 0, '\n', sizeof buf);
4625 strcpy(conf, &conf[strlen(buf)+1]);
4626 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
4632 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
4633 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
4638 * Determine whether a given Internet address belongs to the current user
4640 int CtdlIsMe(char *addr, int addr_buf_len)
4642 struct recptypes *recp;
4645 recp = validate_recipients(addr, NULL, 0);
4646 if (recp == NULL) return(0);
4648 if (recp->num_local == 0) {
4649 free_recipients(recp);
4653 for (i=0; i<recp->num_local; ++i) {
4654 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
4655 if (!strcasecmp(addr, CC->user.fullname)) {
4656 free_recipients(recp);
4661 free_recipients(recp);
4667 * Citadel protocol command to do the same
4669 void cmd_isme(char *argbuf) {
4672 if (CtdlAccessCheck(ac_logged_in)) return;
4673 extract_token(addr, argbuf, 0, '|', sizeof addr);
4675 if (CtdlIsMe(addr, sizeof addr)) {
4676 cprintf("%d %s\n", CIT_OK, addr);
4679 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);