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) if (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) if (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) if (!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) if (!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,
932 ma = (struct ma_info *)cbuserdata;
933 if (ma->is_ma == 0) {
934 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
935 name, filename, partnum, disp, cbtype, (long)length);
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,
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,
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, void *cbuserdata)
985 /* Silently go away if there's already a download open... */
986 if (CC->download_fp != NULL)
989 /* ...or if this is not the desired section */
990 if (strcasecmp(CC->download_desired_section, partnum))
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);
1007 * Callback function for mime parser that outputs a section all at once
1009 void mime_spew_section(char *name, char *filename, char *partnum, char *disp,
1010 void *content, char *cbtype, char *cbcharset, size_t length,
1011 char *encoding, void *cbuserdata)
1013 int *found_it = (int *)cbuserdata;
1015 /* ...or if this is not the desired section */
1016 if (strcasecmp(CC->download_desired_section, partnum))
1021 cprintf("%d %d\n", BINARY_FOLLOWS, (int)length);
1022 client_write(content, length);
1028 * Load a message from disk into memory.
1029 * This is used by CtdlOutputMsg() and other fetch functions.
1031 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
1032 * using the CtdlMessageFree() function.
1034 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body)
1036 struct cdbdata *dmsgtext;
1037 struct CtdlMessage *ret = NULL;
1041 cit_uint8_t field_header;
1043 CtdlLogPrintf(CTDL_DEBUG, "CtdlFetchMessage(%ld, %d)\n", msgnum, with_body);
1045 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
1046 if (dmsgtext == NULL) {
1049 mptr = dmsgtext->ptr;
1050 upper_bound = mptr + dmsgtext->len;
1052 /* Parse the three bytes that begin EVERY message on disk.
1053 * The first is always 0xFF, the on-disk magic number.
1054 * The second is the anonymous/public type byte.
1055 * The third is the format type byte (vari, fixed, or MIME).
1059 CtdlLogPrintf(CTDL_ERR, "Message %ld appears to be corrupted.\n", msgnum);
1063 ret = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1064 memset(ret, 0, sizeof(struct CtdlMessage));
1066 ret->cm_magic = CTDLMESSAGE_MAGIC;
1067 ret->cm_anon_type = *mptr++; /* Anon type byte */
1068 ret->cm_format_type = *mptr++; /* Format type byte */
1071 * The rest is zero or more arbitrary fields. Load them in.
1072 * We're done when we encounter either a zero-length field or
1073 * have just processed the 'M' (message text) field.
1076 if (mptr >= upper_bound) {
1079 field_header = *mptr++;
1080 ret->cm_fields[field_header] = strdup(mptr);
1082 while (*mptr++ != 0); /* advance to next field */
1084 } while ((mptr < upper_bound) && (field_header != 'M'));
1088 /* Always make sure there's something in the msg text field. If
1089 * it's NULL, the message text is most likely stored separately,
1090 * so go ahead and fetch that. Failing that, just set a dummy
1091 * body so other code doesn't barf.
1093 if ( (ret->cm_fields['M'] == NULL) && (with_body) ) {
1094 dmsgtext = cdb_fetch(CDB_BIGMSGS, &msgnum, sizeof(long));
1095 if (dmsgtext != NULL) {
1096 ret->cm_fields['M'] = strdup(dmsgtext->ptr);
1100 if (ret->cm_fields['M'] == NULL) {
1101 ret->cm_fields['M'] = strdup("\r\n\r\n (no text)\r\n");
1104 /* Perform "before read" hooks (aborting if any return nonzero) */
1105 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
1106 CtdlFreeMessage(ret);
1115 * Returns 1 if the supplied pointer points to a valid Citadel message.
1116 * If the pointer is NULL or the magic number check fails, returns 0.
1118 int is_valid_message(struct CtdlMessage *msg) {
1121 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
1122 CtdlLogPrintf(CTDL_WARNING, "is_valid_message() -- self-check failed\n");
1130 * 'Destructor' for struct CtdlMessage
1132 void CtdlFreeMessage(struct CtdlMessage *msg)
1136 if (is_valid_message(msg) == 0)
1138 if (msg != NULL) free (msg);
1142 for (i = 0; i < 256; ++i)
1143 if (msg->cm_fields[i] != NULL) {
1144 free(msg->cm_fields[i]);
1147 msg->cm_magic = 0; /* just in case */
1153 * Pre callback function for multipart/alternative
1155 * NOTE: this differs from the standard behavior for a reason. Normally when
1156 * displaying multipart/alternative you want to show the _last_ usable
1157 * format in the message. Here we show the _first_ one, because it's
1158 * usually text/plain. Since this set of functions is designed for text
1159 * output to non-MIME-aware clients, this is the desired behavior.
1162 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
1163 void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
1168 ma = (struct ma_info *)cbuserdata;
1169 CtdlLogPrintf(CTDL_DEBUG, "fixed_output_pre() type=<%s>\n", cbtype);
1170 if (!strcasecmp(cbtype, "multipart/alternative")) {
1174 if (!strcasecmp(cbtype, "message/rfc822")) {
1180 * Post callback function for multipart/alternative
1182 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
1183 void *content, char *cbtype, char *cbcharset, size_t length,
1184 char *encoding, void *cbuserdata)
1188 ma = (struct ma_info *)cbuserdata;
1189 CtdlLogPrintf(CTDL_DEBUG, "fixed_output_post() type=<%s>\n", cbtype);
1190 if (!strcasecmp(cbtype, "multipart/alternative")) {
1194 if (!strcasecmp(cbtype, "message/rfc822")) {
1200 * Inline callback function for mime parser that wants to display text
1202 void fixed_output(char *name, char *filename, char *partnum, char *disp,
1203 void *content, char *cbtype, char *cbcharset, size_t length,
1204 char *encoding, void *cbuserdata)
1211 ma = (struct ma_info *)cbuserdata;
1213 CtdlLogPrintf(CTDL_DEBUG,
1214 "fixed_output() part %s: %s (%s) (%ld bytes)\n",
1215 partnum, filename, cbtype, (long)length);
1218 * If we're in the middle of a multipart/alternative scope and
1219 * we've already printed another section, skip this one.
1221 if ( (ma->is_ma) && (ma->did_print) ) {
1222 CtdlLogPrintf(CTDL_DEBUG, "Skipping part %s (%s)\n", partnum, cbtype);
1227 if ( (!strcasecmp(cbtype, "text/plain"))
1228 || (IsEmptyStr(cbtype)) ) {
1231 client_write(wptr, length);
1232 if (wptr[length-1] != '\n') {
1239 if (!strcasecmp(cbtype, "text/html")) {
1240 ptr = html_to_ascii(content, length, 80, 0);
1242 client_write(ptr, wlen);
1243 if (ptr[wlen-1] != '\n') {
1250 if (ma->use_fo_hooks) {
1251 if (PerformFixedOutputHooks(cbtype, content, length)) {
1252 /* above function returns nonzero if it handled the part */
1257 if (strncasecmp(cbtype, "multipart/", 10)) {
1258 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
1259 partnum, filename, cbtype, (long)length);
1265 * The client is elegant and sophisticated and wants to be choosy about
1266 * MIME content types, so figure out which multipart/alternative part
1267 * we're going to send.
1269 * We use a system of weights. When we find a part that matches one of the
1270 * MIME types we've declared as preferential, we can store it in ma->chosen_part
1271 * and then set ma->chosen_pref to that MIME type's position in our preference
1272 * list. If we then hit another match, we only replace the first match if
1273 * the preference value is lower.
1275 void choose_preferred(char *name, char *filename, char *partnum, char *disp,
1276 void *content, char *cbtype, char *cbcharset, size_t length,
1277 char *encoding, void *cbuserdata)
1283 ma = (struct ma_info *)cbuserdata;
1285 // NOTE: REMOVING THIS CONDITIONAL FIXES BUG 220
1286 // http://bugzilla.citadel.org/show_bug.cgi?id=220
1287 // I don't know if there are any side effects! Please TEST TEST TEST
1288 //if (ma->is_ma > 0) {
1290 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1291 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1292 if ( (!strcasecmp(buf, cbtype)) && (!ma->freeze) ) {
1293 if (i < ma->chosen_pref) {
1294 CtdlLogPrintf(CTDL_DEBUG, "Setting chosen part: <%s>\n", partnum);
1295 safestrncpy(ma->chosen_part, partnum, sizeof ma->chosen_part);
1296 ma->chosen_pref = i;
1303 * Now that we've chosen our preferred part, output it.
1305 void output_preferred(char *name, char *filename, char *partnum, char *disp,
1306 void *content, char *cbtype, char *cbcharset, size_t length,
1307 char *encoding, void *cbuserdata)
1311 int add_newline = 0;
1315 ma = (struct ma_info *)cbuserdata;
1317 /* This is not the MIME part you're looking for... */
1318 if (strcasecmp(partnum, ma->chosen_part)) return;
1320 /* If the content-type of this part is in our preferred formats
1321 * list, we can simply output it verbatim.
1323 for (i=0; i<num_tokens(CC->preferred_formats, '|'); ++i) {
1324 extract_token(buf, CC->preferred_formats, i, '|', sizeof buf);
1325 if (!strcasecmp(buf, cbtype)) {
1326 /* Yeah! Go! W00t!! */
1328 text_content = (char *)content;
1329 if (text_content[length-1] != '\n') {
1332 cprintf("Content-type: %s", cbtype);
1333 if (!IsEmptyStr(cbcharset)) {
1334 cprintf("; charset=%s", cbcharset);
1336 cprintf("\nContent-length: %d\n",
1337 (int)(length + add_newline) );
1338 if (!IsEmptyStr(encoding)) {
1339 cprintf("Content-transfer-encoding: %s\n", encoding);
1342 cprintf("Content-transfer-encoding: 7bit\n");
1344 cprintf("X-Citadel-MSG4-Partnum: %s\n", partnum);
1346 client_write(content, length);
1347 if (add_newline) cprintf("\n");
1352 /* No translations required or possible: output as text/plain */
1353 cprintf("Content-type: text/plain\n\n");
1354 fixed_output(name, filename, partnum, disp, content, cbtype, cbcharset,
1355 length, encoding, cbuserdata);
1360 char desired_section[64];
1367 * Callback function for
1369 void extract_encapsulated_message(char *name, char *filename, char *partnum, char *disp,
1370 void *content, char *cbtype, char *cbcharset, size_t length,
1371 char *encoding, void *cbuserdata)
1373 struct encapmsg *encap;
1375 encap = (struct encapmsg *)cbuserdata;
1377 /* Only proceed if this is the desired section... */
1378 if (!strcasecmp(encap->desired_section, partnum)) {
1379 encap->msglen = length;
1380 encap->msg = malloc(length + 2);
1381 memcpy(encap->msg, content, length);
1391 * Get a message off disk. (returns om_* values found in msgbase.h)
1394 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
1395 int mode, /* how would you like that message? */
1396 int headers_only, /* eschew the message body? */
1397 int do_proto, /* do Citadel protocol responses? */
1398 int crlf, /* Use CRLF newlines instead of LF? */
1399 char *section, /* NULL or a message/rfc822 section */
1400 int flags /* should the bessage be exported clean? */
1402 struct CtdlMessage *TheMessage = NULL;
1403 int retcode = om_no_such_msg;
1404 struct encapmsg encap;
1406 CtdlLogPrintf(CTDL_DEBUG, "CtdlOutputMsg() msgnum=%ld, mode=%d, section=%s\n",
1408 (section ? section : "<>")
1411 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1412 if (do_proto) cprintf("%d Not logged in.\n",
1413 ERROR + NOT_LOGGED_IN);
1414 return(om_not_logged_in);
1417 /* FIXME: check message id against msglist for this room */
1420 * Fetch the message from disk. If we're in any sort of headers
1421 * only mode, request that we don't even bother loading the body
1424 if ( (headers_only == HEADERS_FAST) || (headers_only == HEADERS_ONLY) ) {
1425 TheMessage = CtdlFetchMessage(msg_num, 0);
1428 TheMessage = CtdlFetchMessage(msg_num, 1);
1431 if (TheMessage == NULL) {
1432 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
1433 ERROR + MESSAGE_NOT_FOUND, msg_num);
1434 return(om_no_such_msg);
1437 /* Here is the weird form of this command, to process only an
1438 * encapsulated message/rfc822 section.
1440 if (section) if (!IsEmptyStr(section)) if (strcmp(section, "0")) {
1441 memset(&encap, 0, sizeof encap);
1442 safestrncpy(encap.desired_section, section, sizeof encap.desired_section);
1443 mime_parser(TheMessage->cm_fields['M'],
1445 *extract_encapsulated_message,
1446 NULL, NULL, (void *)&encap, 0
1448 CtdlFreeMessage(TheMessage);
1452 encap.msg[encap.msglen] = 0;
1453 TheMessage = convert_internet_message(encap.msg);
1454 encap.msg = NULL; /* no free() here, TheMessage owns it now */
1456 /* Now we let it fall through to the bottom of this
1457 * function, because TheMessage now contains the
1458 * encapsulated message instead of the top-level
1459 * message. Isn't that neat?
1464 if (do_proto) cprintf("%d msg %ld has no part %s\n",
1465 ERROR + MESSAGE_NOT_FOUND, msg_num, section);
1466 retcode = om_no_such_msg;
1471 /* Ok, output the message now */
1472 retcode = CtdlOutputPreLoadedMsg(TheMessage, mode, headers_only, do_proto, crlf, flags);
1473 CtdlFreeMessage(TheMessage);
1479 char *qp_encode_email_addrs(char *source)
1481 char user[256], node[256], name[256];
1482 const char headerStr[] = "=?UTF-8?Q?";
1486 int need_to_encode = 0;
1492 long nAddrPtrMax = 50;
1497 if (source == NULL) return source;
1498 if (IsEmptyStr(source)) return source;
1500 AddrPtr = malloc (sizeof (long) * nAddrPtrMax);
1501 AddrUtf8 = malloc (sizeof (long) * nAddrPtrMax);
1502 memset(AddrUtf8, 0, sizeof (long) * nAddrPtrMax);
1505 while (!IsEmptyStr (&source[i])) {
1506 if (nColons >= nAddrPtrMax){
1509 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1510 memcpy (ptr, AddrPtr, sizeof (long) * nAddrPtrMax);
1511 free (AddrPtr), AddrPtr = ptr;
1513 ptr = (long *) malloc(sizeof (long) * nAddrPtrMax * 2);
1514 memset(&ptr[nAddrPtrMax], 0,
1515 sizeof (long) * nAddrPtrMax);
1517 memcpy (ptr, AddrUtf8, sizeof (long) * nAddrPtrMax);
1518 free (AddrUtf8), AddrUtf8 = ptr;
1521 if (((unsigned char) source[i] < 32) ||
1522 ((unsigned char) source[i] > 126)) {
1524 AddrUtf8[nColons] = 1;
1526 if (source[i] == '"')
1527 InQuotes = !InQuotes;
1528 if (!InQuotes && source[i] == ',') {
1529 AddrPtr[nColons] = i;
1534 if (need_to_encode == 0) {
1541 EncodedMaxLen = nColons * (sizeof(headerStr) + 3) + SourceLen * 3;
1542 Encoded = (char*) malloc (EncodedMaxLen);
1544 for (i = 0; i < nColons; i++)
1545 source[AddrPtr[i]++] = '\0';
1549 for (i = 0; i < nColons && nPtr != NULL; i++) {
1550 nmax = EncodedMaxLen - (nPtr - Encoded);
1552 process_rfc822_addr(&source[AddrPtr[i]],
1556 /* TODO: libIDN here ! */
1557 if (IsEmptyStr(name)) {
1558 n = snprintf(nPtr, nmax,
1559 (i==0)?"%s@%s" : ",%s@%s",
1563 EncodedName = rfc2047encode(name, strlen(name));
1564 n = snprintf(nPtr, nmax,
1565 (i==0)?"%s <%s@%s>" : ",%s <%s@%s>",
1566 EncodedName, user, node);
1571 n = snprintf(nPtr, nmax,
1572 (i==0)?"%s" : ",%s",
1573 &source[AddrPtr[i]]);
1579 ptr = (char*) malloc(EncodedMaxLen * 2);
1580 memcpy(ptr, Encoded, EncodedMaxLen);
1581 nnPtr = ptr + (nPtr - Encoded), nPtr = nnPtr;
1582 free(Encoded), Encoded = ptr;
1584 i--; /* do it once more with properly lengthened buffer */
1587 for (i = 0; i < nColons; i++)
1588 source[--AddrPtr[i]] = ',';
1596 * Get a message off disk. (returns om_* values found in msgbase.h)
1598 int CtdlOutputPreLoadedMsg(
1599 struct CtdlMessage *TheMessage,
1600 int mode, /* how would you like that message? */
1601 int headers_only, /* eschew the message body? */
1602 int do_proto, /* do Citadel protocol responses? */
1603 int crlf, /* Use CRLF newlines instead of LF? */
1604 int flags /* should the bessage be exported clean? */
1608 cit_uint8_t ch, prev_ch;
1610 char display_name[256];
1612 char *nl; /* newline string */
1614 int subject_found = 0;
1617 /* Buffers needed for RFC822 translation. These are all filled
1618 * using functions that are bounds-checked, and therefore we can
1619 * make them substantially smaller than SIZ.
1627 char datestamp[100];
1629 CtdlLogPrintf(CTDL_DEBUG, "CtdlOutputPreLoadedMsg(TheMessage=%s, %d, %d, %d, %d\n",
1630 ((TheMessage == NULL) ? "NULL" : "not null"),
1631 mode, headers_only, do_proto, crlf);
1633 strcpy(mid, "unknown");
1634 nl = (crlf ? "\r\n" : "\n");
1636 if (!is_valid_message(TheMessage)) {
1637 CtdlLogPrintf(CTDL_ERR,
1638 "ERROR: invalid preloaded message for output\n");
1640 return(om_no_such_msg);
1643 /* Are we downloading a MIME component? */
1644 if (mode == MT_DOWNLOAD) {
1645 if (TheMessage->cm_format_type != FMT_RFC822) {
1647 cprintf("%d This is not a MIME message.\n",
1648 ERROR + ILLEGAL_VALUE);
1649 } else if (CC->download_fp != NULL) {
1650 if (do_proto) cprintf(
1651 "%d You already have a download open.\n",
1652 ERROR + RESOURCE_BUSY);
1654 /* Parse the message text component */
1655 mptr = TheMessage->cm_fields['M'];
1656 mime_parser(mptr, NULL, *mime_download, NULL, NULL, NULL, 0);
1657 /* If there's no file open by this time, the requested
1658 * section wasn't found, so print an error
1660 if (CC->download_fp == NULL) {
1661 if (do_proto) cprintf(
1662 "%d Section %s not found.\n",
1663 ERROR + FILE_NOT_FOUND,
1664 CC->download_desired_section);
1667 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1670 /* MT_SPEW_SECTION is like MT_DOWNLOAD except it outputs the whole MIME part
1671 * in a single server operation instead of opening a download file.
1673 if (mode == MT_SPEW_SECTION) {
1674 if (TheMessage->cm_format_type != FMT_RFC822) {
1676 cprintf("%d This is not a MIME message.\n",
1677 ERROR + ILLEGAL_VALUE);
1679 /* Parse the message text component */
1682 mptr = TheMessage->cm_fields['M'];
1683 mime_parser(mptr, NULL, *mime_spew_section, NULL, NULL, (void *)&found_it, 0);
1684 /* If section wasn't found, print an error
1687 if (do_proto) cprintf(
1688 "%d Section %s not found.\n",
1689 ERROR + FILE_NOT_FOUND,
1690 CC->download_desired_section);
1693 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1696 /* now for the user-mode message reading loops */
1697 if (do_proto) cprintf("%d msg:\n", LISTING_FOLLOWS);
1699 /* Does the caller want to skip the headers? */
1700 if (headers_only == HEADERS_NONE) goto START_TEXT;
1702 /* Tell the client which format type we're using. */
1703 if ( (mode == MT_CITADEL) && (do_proto) ) {
1704 cprintf("type=%d\n", TheMessage->cm_format_type);
1707 /* nhdr=yes means that we're only displaying headers, no body */
1708 if ( (TheMessage->cm_anon_type == MES_ANONONLY)
1709 && (mode == MT_CITADEL)
1712 cprintf("nhdr=yes\n");
1715 /* begin header processing loop for Citadel message format */
1717 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1719 safestrncpy(display_name, "<unknown>", sizeof display_name);
1720 if (TheMessage->cm_fields['A']) {
1721 strcpy(buf, TheMessage->cm_fields['A']);
1722 if (TheMessage->cm_anon_type == MES_ANONONLY) {
1723 safestrncpy(display_name, "****", sizeof display_name);
1725 else if (TheMessage->cm_anon_type == MES_ANONOPT) {
1726 safestrncpy(display_name, "anonymous", sizeof display_name);
1729 safestrncpy(display_name, buf, sizeof display_name);
1731 if ((is_room_aide())
1732 && ((TheMessage->cm_anon_type == MES_ANONONLY)
1733 || (TheMessage->cm_anon_type == MES_ANONOPT))) {
1734 size_t tmp = strlen(display_name);
1735 snprintf(&display_name[tmp],
1736 sizeof display_name - tmp,
1741 /* Don't show Internet address for users on the
1742 * local Citadel network.
1745 if (TheMessage->cm_fields['N'] != NULL)
1746 if (!IsEmptyStr(TheMessage->cm_fields['N']))
1747 if (haschar(TheMessage->cm_fields['N'], '.') == 0) {
1751 /* Now spew the header fields in the order we like them. */
1752 safestrncpy(allkeys, FORDER, sizeof allkeys);
1753 for (i=0; i<strlen(allkeys); ++i) {
1754 k = (int) allkeys[i];
1756 if ( (TheMessage->cm_fields[k] != NULL)
1757 && (msgkeys[k] != NULL) ) {
1759 if (do_proto) cprintf("%s=%s\n",
1763 else if ((k == 'F') && (suppress_f)) {
1766 /* Masquerade display name if needed */
1768 if (do_proto) cprintf("%s=%s\n",
1770 TheMessage->cm_fields[k]
1779 /* begin header processing loop for RFC822 transfer format */
1784 strcpy(snode, NODENAME);
1785 strcpy(lnode, HUMANNODE);
1786 if (mode == MT_RFC822) {
1787 for (i = 0; i < 256; ++i) {
1788 if (TheMessage->cm_fields[i]) {
1789 mptr = mpptr = TheMessage->cm_fields[i];
1792 safestrncpy(luser, mptr, sizeof luser);
1793 safestrncpy(suser, mptr, sizeof suser);
1795 else if (i == 'Y') {
1796 if ((flags & QP_EADDR) != 0)
1797 mptr = qp_encode_email_addrs(mptr);
1798 cprintf("CC: %s%s", mptr, nl);
1800 else if (i == 'P') {
1801 cprintf("Return-Path: %s%s", mptr, nl);
1803 else if (i == 'L') {
1804 cprintf("List-ID: %s%s", mptr, nl);
1806 else if (i == 'V') {
1807 if ((flags & QP_EADDR) != 0)
1808 mptr = qp_encode_email_addrs(mptr);
1809 cprintf("Envelope-To: %s%s", mptr, nl);
1811 else if (i == 'U') {
1812 cprintf("Subject: %s%s", mptr, nl);
1816 safestrncpy(mid, mptr, sizeof mid);
1818 safestrncpy(lnode, mptr, sizeof lnode);
1820 safestrncpy(fuser, mptr, sizeof fuser);
1821 /* else if (i == 'O')
1822 cprintf("X-Citadel-Room: %s%s",
1825 safestrncpy(snode, mptr, sizeof snode);
1828 if (haschar(mptr, '@') == 0)
1830 cprintf("To: %s@%s%s", mptr, config.c_fqdn, nl);
1834 if ((flags & QP_EADDR) != 0)
1835 mptr = qp_encode_email_addrs(mptr);
1836 cprintf("To: %s%s", mptr, nl);
1839 else if (i == 'T') {
1840 datestring(datestamp, sizeof datestamp,
1841 atol(mptr), DATESTRING_RFC822);
1842 cprintf("Date: %s%s", datestamp, nl);
1844 else if (i == 'W') {
1845 cprintf("References: ");
1846 k = num_tokens(mptr, '|');
1847 for (j=0; j<k; ++j) {
1848 extract_token(buf, mptr, j, '|', sizeof buf);
1849 cprintf("<%s>", buf);
1862 if (subject_found == 0) {
1863 cprintf("Subject: (no subject)%s", nl);
1867 for (i=0; !IsEmptyStr(&suser[i]); ++i) {
1868 suser[i] = tolower(suser[i]);
1869 if (!isalnum(suser[i])) suser[i]='_';
1872 if (mode == MT_RFC822) {
1873 if (!strcasecmp(snode, NODENAME)) {
1874 safestrncpy(snode, FQDN, sizeof snode);
1877 /* Construct a fun message id */
1878 cprintf("Message-ID: <%s", mid);/// todo: this possibly breaks threadding mails.
1879 if (strchr(mid, '@')==NULL) {
1880 cprintf("@%s", snode);
1884 if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONONLY)) {
1885 cprintf("From: \"----\" <x@x.org>%s", nl);
1887 else if (!is_room_aide() && (TheMessage->cm_anon_type == MES_ANONOPT)) {
1888 cprintf("From: \"anonymous\" <x@x.org>%s", nl);
1890 else if (!IsEmptyStr(fuser)) {
1891 cprintf("From: \"%s\" <%s>%s", luser, fuser, nl);
1894 cprintf("From: \"%s\" <%s@%s>%s", luser, suser, snode, nl);
1897 cprintf("Organization: %s%s", lnode, nl);
1899 /* Blank line signifying RFC822 end-of-headers */
1900 if (TheMessage->cm_format_type != FMT_RFC822) {
1905 /* end header processing loop ... at this point, we're in the text */
1907 if (headers_only == HEADERS_FAST) goto DONE;
1908 mptr = TheMessage->cm_fields['M'];
1910 /* Tell the client about the MIME parts in this message */
1911 if (TheMessage->cm_format_type == FMT_RFC822) {
1912 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1913 memset(&ma, 0, sizeof(struct ma_info));
1914 mime_parser(mptr, NULL,
1915 (do_proto ? *list_this_part : NULL),
1916 (do_proto ? *list_this_pref : NULL),
1917 (do_proto ? *list_this_suff : NULL),
1920 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1921 char *start_of_text = NULL;
1922 start_of_text = strstr(mptr, "\n\r\n");
1923 if (start_of_text == NULL) start_of_text = strstr(mptr, "\n\n");
1924 if (start_of_text == NULL) start_of_text = mptr;
1926 start_of_text = strstr(start_of_text, "\n");
1931 int nllen = strlen(nl);
1933 while (ch=*mptr, ch!=0) {
1939 ((headers_only == HEADERS_NONE) && (mptr >= start_of_text))
1940 || ((headers_only == HEADERS_ONLY) && (mptr < start_of_text))
1941 || ((headers_only != HEADERS_NONE) && (headers_only != HEADERS_ONLY))
1944 sprintf(&outbuf[outlen], "%s", nl);
1948 outbuf[outlen++] = ch;
1952 if (flags & ESC_DOT)
1954 if ((prev_ch == 10) && (ch == '.') && ((*(mptr+1) == 13) || (*(mptr+1) == 10)))
1956 outbuf[outlen++] = '.';
1961 if (outlen > 1000) {
1962 client_write(outbuf, outlen);
1967 client_write(outbuf, outlen);
1975 if (headers_only == HEADERS_ONLY) {
1979 /* signify start of msg text */
1980 if ( (mode == MT_CITADEL) || (mode == MT_MIME) ) {
1981 if (do_proto) cprintf("text\n");
1984 /* If the format type on disk is 1 (fixed-format), then we want
1985 * everything to be output completely literally ... regardless of
1986 * what message transfer format is in use.
1988 if (TheMessage->cm_format_type == FMT_FIXED) {
1990 if (mode == MT_MIME) {
1991 cprintf("Content-type: text/plain\n\n");
1995 while (ch = *mptr++, ch > 0) {
1998 if ((ch == 10) || (buflen > 250)) {
2000 cprintf("%s%s", buf, nl);
2009 if (!IsEmptyStr(buf))
2010 cprintf("%s%s", buf, nl);
2013 /* If the message on disk is format 0 (Citadel vari-format), we
2014 * output using the formatter at 80 columns. This is the final output
2015 * form if the transfer format is RFC822, but if the transfer format
2016 * is Citadel proprietary, it'll still work, because the indentation
2017 * for new paragraphs is correct and the client will reformat the
2018 * message to the reader's screen width.
2020 if (TheMessage->cm_format_type == FMT_CITADEL) {
2021 if (mode == MT_MIME) {
2022 cprintf("Content-type: text/x-citadel-variformat\n\n");
2024 memfmout(mptr, 0, nl);
2027 /* If the message on disk is format 4 (MIME), we've gotta hand it
2028 * off to the MIME parser. The client has already been told that
2029 * this message is format 1 (fixed format), so the callback function
2030 * we use will display those parts as-is.
2032 if (TheMessage->cm_format_type == FMT_RFC822) {
2033 memset(&ma, 0, sizeof(struct ma_info));
2035 if (mode == MT_MIME) {
2036 ma.use_fo_hooks = 0;
2037 strcpy(ma.chosen_part, "1");
2038 ma.chosen_pref = 9999;
2039 mime_parser(mptr, NULL,
2040 *choose_preferred, *fixed_output_pre,
2041 *fixed_output_post, (void *)&ma, 0);
2042 mime_parser(mptr, NULL,
2043 *output_preferred, NULL, NULL, (void *)&ma, CC->msg4_dont_decode);
2046 ma.use_fo_hooks = 1;
2047 mime_parser(mptr, NULL,
2048 *fixed_output, *fixed_output_pre,
2049 *fixed_output_post, (void *)&ma, 0);
2054 DONE: /* now we're done */
2055 if (do_proto) cprintf("000\n");
2062 * display a message (mode 0 - Citadel proprietary)
2064 void cmd_msg0(char *cmdbuf)
2067 int headers_only = HEADERS_ALL;
2069 msgid = extract_long(cmdbuf, 0);
2070 headers_only = extract_int(cmdbuf, 1);
2072 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0, NULL, 0);
2078 * display a message (mode 2 - RFC822)
2080 void cmd_msg2(char *cmdbuf)
2083 int headers_only = HEADERS_ALL;
2085 msgid = extract_long(cmdbuf, 0);
2086 headers_only = extract_int(cmdbuf, 1);
2088 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1, NULL, 0);
2094 * display a message (mode 3 - IGnet raw format - internal programs only)
2096 void cmd_msg3(char *cmdbuf)
2099 struct CtdlMessage *msg = NULL;
2102 if (CC->internal_pgm == 0) {
2103 cprintf("%d This command is for internal programs only.\n",
2104 ERROR + HIGHER_ACCESS_REQUIRED);
2108 msgnum = extract_long(cmdbuf, 0);
2109 msg = CtdlFetchMessage(msgnum, 1);
2111 cprintf("%d Message %ld not found.\n",
2112 ERROR + MESSAGE_NOT_FOUND, msgnum);
2116 serialize_message(&smr, msg);
2117 CtdlFreeMessage(msg);
2120 cprintf("%d Unable to serialize message\n",
2121 ERROR + INTERNAL_ERROR);
2125 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
2126 client_write((char *)smr.ser, (int)smr.len);
2133 * Display a message using MIME content types
2135 void cmd_msg4(char *cmdbuf)
2140 msgid = extract_long(cmdbuf, 0);
2141 extract_token(section, cmdbuf, 1, '|', sizeof section);
2142 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0, (section[0] ? section : NULL) , 0);
2148 * Client tells us its preferred message format(s)
2150 void cmd_msgp(char *cmdbuf)
2152 if (!strcasecmp(cmdbuf, "dont_decode")) {
2153 CC->msg4_dont_decode = 1;
2154 cprintf("%d MSG4 will not pre-decode messages.\n", CIT_OK);
2157 safestrncpy(CC->preferred_formats, cmdbuf, sizeof(CC->preferred_formats));
2158 cprintf("%d Preferred MIME formats have been set.\n", CIT_OK);
2164 * Open a component of a MIME message as a download file
2166 void cmd_opna(char *cmdbuf)
2169 char desired_section[128];
2171 msgid = extract_long(cmdbuf, 0);
2172 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2173 safestrncpy(CC->download_desired_section, desired_section,
2174 sizeof CC->download_desired_section);
2175 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1, NULL, 0);
2180 * Open a component of a MIME message and transmit it all at once
2182 void cmd_dlat(char *cmdbuf)
2185 char desired_section[128];
2187 msgid = extract_long(cmdbuf, 0);
2188 extract_token(desired_section, cmdbuf, 1, '|', sizeof desired_section);
2189 safestrncpy(CC->download_desired_section, desired_section,
2190 sizeof CC->download_desired_section);
2191 CtdlOutputMsg(msgid, MT_SPEW_SECTION, 0, 1, 1, NULL, 0);
2196 * Save one or more message pointers into a specified room
2197 * (Returns 0 for success, nonzero for failure)
2198 * roomname may be NULL to use the current room
2200 * Note that the 'supplied_msg' field may be set to NULL, in which case
2201 * the message will be fetched from disk, by number, if we need to perform
2202 * replication checks. This adds an additional database read, so if the
2203 * caller already has the message in memory then it should be supplied. (Obviously
2204 * this mode of operation only works if we're saving a single message.)
2206 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
2207 int do_repl_check, struct CtdlMessage *supplied_msg)
2210 char hold_rm[ROOMNAMELEN];
2211 struct cdbdata *cdbfr;
2214 long highest_msg = 0L;
2217 struct CtdlMessage *msg = NULL;
2219 long *msgs_to_be_merged = NULL;
2220 int num_msgs_to_be_merged = 0;
2222 CtdlLogPrintf(CTDL_DEBUG,
2223 "CtdlSaveMsgPointersInRoom(room=%s, num_msgs=%d, repl=%d)\n",
2224 roomname, num_newmsgs, do_repl_check);
2226 strcpy(hold_rm, CC->room.QRname);
2229 if (newmsgidlist == NULL) return(ERROR + INTERNAL_ERROR);
2230 if (num_newmsgs < 1) return(ERROR + INTERNAL_ERROR);
2231 if (num_newmsgs > 1) supplied_msg = NULL;
2233 /* Now the regular stuff */
2234 if (lgetroom(&CC->room,
2235 ((roomname != NULL) ? roomname : CC->room.QRname) )
2237 CtdlLogPrintf(CTDL_ERR, "No such room <%s>\n", roomname);
2238 return(ERROR + ROOM_NOT_FOUND);
2242 msgs_to_be_merged = malloc(sizeof(long) * num_newmsgs);
2243 num_msgs_to_be_merged = 0;
2246 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
2247 if (cdbfr == NULL) {
2251 msglist = (long *) cdbfr->ptr;
2252 cdbfr->ptr = NULL; /* CtdlSaveMsgPointerInRoom() now owns this memory */
2253 num_msgs = cdbfr->len / sizeof(long);
2258 /* Create a list of msgid's which were supplied by the caller, but do
2259 * not already exist in the target room. It is absolutely taboo to
2260 * have more than one reference to the same message in a room.
2262 for (i=0; i<num_newmsgs; ++i) {
2264 if (num_msgs > 0) for (j=0; j<num_msgs; ++j) {
2265 if (msglist[j] == newmsgidlist[i]) {
2270 msgs_to_be_merged[num_msgs_to_be_merged++] = newmsgidlist[i];
2274 CtdlLogPrintf(9, "%d unique messages to be merged\n", num_msgs_to_be_merged);
2277 * Now merge the new messages
2279 msglist = realloc(msglist, (sizeof(long) * (num_msgs + num_msgs_to_be_merged)) );
2280 if (msglist == NULL) {
2281 CtdlLogPrintf(CTDL_ALERT, "ERROR: can't realloc message list!\n");
2283 memcpy(&msglist[num_msgs], msgs_to_be_merged, (sizeof(long) * num_msgs_to_be_merged) );
2284 num_msgs += num_msgs_to_be_merged;
2286 /* Sort the message list, so all the msgid's are in order */
2287 num_msgs = sort_msglist(msglist, num_msgs);
2289 /* Determine the highest message number */
2290 highest_msg = msglist[num_msgs - 1];
2292 /* Write it back to disk. */
2293 cdb_store(CDB_MSGLISTS, &CC->room.QRnumber, (int)sizeof(long),
2294 msglist, (int)(num_msgs * sizeof(long)));
2296 /* Free up the memory we used. */
2299 /* Update the highest-message pointer and unlock the room. */
2300 CC->room.QRhighest = highest_msg;
2301 lputroom(&CC->room);
2303 /* Perform replication checks if necessary */
2304 if ( (DoesThisRoomNeedEuidIndexing(&CC->room)) && (do_repl_check) ) {
2305 CtdlLogPrintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() doing repl checks\n");
2307 for (i=0; i<num_msgs_to_be_merged; ++i) {
2308 msgid = msgs_to_be_merged[i];
2310 if (supplied_msg != NULL) {
2314 msg = CtdlFetchMessage(msgid, 0);
2318 ReplicationChecks(msg);
2320 /* If the message has an Exclusive ID, index that... */
2321 if (msg->cm_fields['E'] != NULL) {
2322 index_message_by_euid(msg->cm_fields['E'], &CC->room, msgid);
2325 /* Free up the memory we may have allocated */
2326 if (msg != supplied_msg) {
2327 CtdlFreeMessage(msg);
2335 CtdlLogPrintf(CTDL_DEBUG, "CtdlSaveMsgPointerInRoom() skips repl checks\n");
2338 /* Submit this room for processing by hooks */
2339 PerformRoomHooks(&CC->room);
2341 /* Go back to the room we were in before we wandered here... */
2342 getroom(&CC->room, hold_rm);
2344 /* Bump the reference count for all messages which were merged */
2345 for (i=0; i<num_msgs_to_be_merged; ++i) {
2346 AdjRefCount(msgs_to_be_merged[i], +1);
2349 /* Free up memory... */
2350 if (msgs_to_be_merged != NULL) {
2351 free(msgs_to_be_merged);
2354 /* Return success. */
2360 * This is the same as CtdlSaveMsgPointersInRoom() but it only accepts
2363 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid,
2364 int do_repl_check, struct CtdlMessage *supplied_msg)
2366 return CtdlSaveMsgPointersInRoom(roomname, &msgid, 1, do_repl_check, supplied_msg);
2373 * Message base operation to save a new message to the message store
2374 * (returns new message number)
2376 * This is the back end for CtdlSubmitMsg() and should not be directly
2377 * called by server-side modules.
2380 long send_message(struct CtdlMessage *msg) {
2388 /* Get a new message number */
2389 newmsgid = get_new_message_number();
2390 snprintf(msgidbuf, sizeof msgidbuf, "%010ld@%s", newmsgid, config.c_fqdn);
2392 /* Generate an ID if we don't have one already */
2393 if (msg->cm_fields['I']==NULL) {
2394 msg->cm_fields['I'] = strdup(msgidbuf);
2397 /* If the message is big, set its body aside for storage elsewhere */
2398 if (msg->cm_fields['M'] != NULL) {
2399 if (strlen(msg->cm_fields['M']) > BIGMSG) {
2401 holdM = msg->cm_fields['M'];
2402 msg->cm_fields['M'] = NULL;
2406 /* Serialize our data structure for storage in the database */
2407 serialize_message(&smr, msg);
2410 msg->cm_fields['M'] = holdM;
2414 cprintf("%d Unable to serialize message\n",
2415 ERROR + INTERNAL_ERROR);
2419 /* Write our little bundle of joy into the message base */
2420 if (cdb_store(CDB_MSGMAIN, &newmsgid, (int)sizeof(long),
2421 smr.ser, smr.len) < 0) {
2422 CtdlLogPrintf(CTDL_ERR, "Can't store message\n");
2426 cdb_store(CDB_BIGMSGS,
2436 /* Free the memory we used for the serialized message */
2439 /* Return the *local* message ID to the caller
2440 * (even if we're storing an incoming network message)
2448 * Serialize a struct CtdlMessage into the format used on disk and network.
2450 * This function loads up a "struct ser_ret" (defined in server.h) which
2451 * contains the length of the serialized message and a pointer to the
2452 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2454 void serialize_message(struct ser_ret *ret, /* return values */
2455 struct CtdlMessage *msg) /* unserialized msg */
2457 size_t wlen, fieldlen;
2459 static char *forder = FORDER;
2462 * Check for valid message format
2464 if (is_valid_message(msg) == 0) {
2465 CtdlLogPrintf(CTDL_ERR, "serialize_message() aborting due to invalid message\n");
2472 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
2473 ret->len = ret->len +
2474 strlen(msg->cm_fields[(int)forder[i]]) + 2;
2476 ret->ser = malloc(ret->len);
2477 if (ret->ser == NULL) {
2478 CtdlLogPrintf(CTDL_ERR, "serialize_message() malloc(%ld) failed: %s\n",
2479 (long)ret->len, strerror(errno));
2486 ret->ser[1] = msg->cm_anon_type;
2487 ret->ser[2] = msg->cm_format_type;
2490 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2491 fieldlen = strlen(msg->cm_fields[(int)forder[i]]);
2492 ret->ser[wlen++] = (char)forder[i];
2493 safestrncpy((char *)&ret->ser[wlen], msg->cm_fields[(int)forder[i]], fieldlen+1);
2494 wlen = wlen + fieldlen + 1;
2496 if (ret->len != wlen) CtdlLogPrintf(CTDL_ERR, "ERROR: len=%ld wlen=%ld\n",
2497 (long)ret->len, (long)wlen);
2504 * Serialize a struct CtdlMessage into the format used on disk and network.
2506 * This function loads up a "struct ser_ret" (defined in server.h) which
2507 * contains the length of the serialized message and a pointer to the
2508 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
2510 void dump_message(struct CtdlMessage *msg, /* unserialized msg */
2511 long Siz) /* how many chars ? */
2515 static char *forder = FORDER;
2519 * Check for valid message format
2521 if (is_valid_message(msg) == 0) {
2522 CtdlLogPrintf(CTDL_ERR, "dump_message() aborting due to invalid message\n");
2526 buf = (char*) malloc (Siz + 1);
2530 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
2531 snprintf (buf, Siz, " msg[%c] = %s ...\n", (char) forder[i],
2532 msg->cm_fields[(int)forder[i]]);
2533 client_write (buf, strlen(buf));
2542 * Check to see if any messages already exist in the current room which
2543 * carry the same Exclusive ID as this one. If any are found, delete them.
2545 void ReplicationChecks(struct CtdlMessage *msg) {
2546 long old_msgnum = (-1L);
2548 if (DoesThisRoomNeedEuidIndexing(&CC->room) == 0) return;
2550 CtdlLogPrintf(CTDL_DEBUG, "Performing replication checks in <%s>\n",
2553 /* No exclusive id? Don't do anything. */
2554 if (msg == NULL) return;
2555 if (msg->cm_fields['E'] == NULL) return;
2556 if (IsEmptyStr(msg->cm_fields['E'])) return;
2557 /*CtdlLogPrintf(CTDL_DEBUG, "Exclusive ID: <%s> for room <%s>\n",
2558 msg->cm_fields['E'], CC->room.QRname);*/
2560 old_msgnum = locate_message_by_euid(msg->cm_fields['E'], &CC->room);
2561 if (old_msgnum > 0L) {
2562 CtdlLogPrintf(CTDL_DEBUG, "ReplicationChecks() replacing message %ld\n", old_msgnum);
2563 CtdlDeleteMessages(CC->room.QRname, &old_msgnum, 1, "");
2570 * Save a message to disk and submit it into the delivery system.
2572 long CtdlSubmitMsg(struct CtdlMessage *msg, /* message to save */
2573 struct recptypes *recps, /* recipients (if mail) */
2574 char *force, /* force a particular room? */
2575 int flags /* should the bessage be exported clean? */
2577 char submit_filename[128];
2578 char generated_timestamp[32];
2579 char hold_rm[ROOMNAMELEN];
2580 char actual_rm[ROOMNAMELEN];
2581 char force_room[ROOMNAMELEN];
2582 char content_type[SIZ]; /* We have to learn this */
2583 char recipient[SIZ];
2586 struct ctdluser userbuf;
2588 struct MetaData smi;
2589 FILE *network_fp = NULL;
2590 static int seqnum = 1;
2591 struct CtdlMessage *imsg = NULL;
2593 size_t instr_alloc = 0;
2595 char *hold_R, *hold_D;
2596 char *collected_addresses = NULL;
2597 struct addresses_to_be_filed *aptr = NULL;
2598 char *saved_rfc822_version = NULL;
2599 int qualified_for_journaling = 0;
2600 struct CitContext *CCC = CC; /* CachedCitContext - performance boost */
2601 char bounce_to[1024] = "";
2603 CtdlLogPrintf(CTDL_DEBUG, "CtdlSubmitMsg() called\n");
2604 if (is_valid_message(msg) == 0) return(-1); /* self check */
2606 /* If this message has no timestamp, we take the liberty of
2607 * giving it one, right now.
2609 if (msg->cm_fields['T'] == NULL) {
2610 snprintf(generated_timestamp, sizeof generated_timestamp, "%ld", (long)time(NULL));
2611 msg->cm_fields['T'] = strdup(generated_timestamp);
2614 /* If this message has no path, we generate one.
2616 if (msg->cm_fields['P'] == NULL) {
2617 if (msg->cm_fields['A'] != NULL) {
2618 msg->cm_fields['P'] = strdup(msg->cm_fields['A']);
2619 for (a=0; !IsEmptyStr(&msg->cm_fields['P'][a]); ++a) {
2620 if (isspace(msg->cm_fields['P'][a])) {
2621 msg->cm_fields['P'][a] = ' ';
2626 msg->cm_fields['P'] = strdup("unknown");
2630 if (force == NULL) {
2631 strcpy(force_room, "");
2634 strcpy(force_room, force);
2637 /* Learn about what's inside, because it's what's inside that counts */
2638 if (msg->cm_fields['M'] == NULL) {
2639 CtdlLogPrintf(CTDL_ERR, "ERROR: attempt to save message with NULL body\n");
2643 switch (msg->cm_format_type) {
2645 strcpy(content_type, "text/x-citadel-variformat");
2648 strcpy(content_type, "text/plain");
2651 strcpy(content_type, "text/plain");
2652 mptr = bmstrcasestr(msg->cm_fields['M'], "Content-type:");
2655 safestrncpy(content_type, &mptr[13], sizeof content_type);
2656 striplt(content_type);
2657 aptr = content_type;
2658 while (!IsEmptyStr(aptr)) {
2670 /* Goto the correct room */
2671 CtdlLogPrintf(CTDL_DEBUG, "Selected room %s\n", (recps) ? CCC->room.QRname : SENTITEMS);
2672 strcpy(hold_rm, CCC->room.QRname);
2673 strcpy(actual_rm, CCC->room.QRname);
2674 if (recps != NULL) {
2675 strcpy(actual_rm, SENTITEMS);
2678 /* If the user is a twit, move to the twit room for posting */
2680 if (CCC->user.axlevel == 2) {
2681 strcpy(hold_rm, actual_rm);
2682 strcpy(actual_rm, config.c_twitroom);
2683 CtdlLogPrintf(CTDL_DEBUG, "Diverting to twit room\n");
2687 /* ...or if this message is destined for Aide> then go there. */
2688 if (!IsEmptyStr(force_room)) {
2689 strcpy(actual_rm, force_room);
2692 CtdlLogPrintf(CTDL_DEBUG, "Final selection: %s\n", actual_rm);
2693 if (strcasecmp(actual_rm, CCC->room.QRname)) {
2694 /* getroom(&CCC->room, actual_rm); */
2695 usergoto(actual_rm, 0, 1, NULL, NULL);
2699 * If this message has no O (room) field, generate one.
2701 if (msg->cm_fields['O'] == NULL) {
2702 msg->cm_fields['O'] = strdup(CCC->room.QRname);
2705 /* Perform "before save" hooks (aborting if any return nonzero) */
2706 CtdlLogPrintf(CTDL_DEBUG, "Performing before-save hooks\n");
2707 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-3);
2710 * If this message has an Exclusive ID, and the room is replication
2711 * checking enabled, then do replication checks.
2713 if (DoesThisRoomNeedEuidIndexing(&CCC->room)) {
2714 ReplicationChecks(msg);
2717 /* Save it to disk */
2718 CtdlLogPrintf(CTDL_DEBUG, "Saving to disk\n");
2719 newmsgid = send_message(msg);
2720 if (newmsgid <= 0L) return(-5);
2722 /* Write a supplemental message info record. This doesn't have to
2723 * be a critical section because nobody else knows about this message
2726 CtdlLogPrintf(CTDL_DEBUG, "Creating MetaData record\n");
2727 memset(&smi, 0, sizeof(struct MetaData));
2728 smi.meta_msgnum = newmsgid;
2729 smi.meta_refcount = 0;
2730 safestrncpy(smi.meta_content_type, content_type,
2731 sizeof smi.meta_content_type);
2734 * Measure how big this message will be when rendered as RFC822.
2735 * We do this for two reasons:
2736 * 1. We need the RFC822 length for the new metadata record, so the
2737 * POP and IMAP services don't have to calculate message lengths
2738 * while the user is waiting (multiplied by potentially hundreds
2739 * or thousands of messages).
2740 * 2. If journaling is enabled, we will need an RFC822 version of the
2741 * message to attach to the journalized copy.
2743 if (CCC->redirect_buffer != NULL) {
2744 CtdlLogPrintf(CTDL_ALERT, "CCC->redirect_buffer is not NULL during message submission!\n");
2747 CCC->redirect_buffer = malloc(SIZ);
2748 CCC->redirect_len = 0;
2749 CCC->redirect_alloc = SIZ;
2750 CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
2751 smi.meta_rfc822_length = CCC->redirect_len;
2752 saved_rfc822_version = CCC->redirect_buffer;
2753 CCC->redirect_buffer = NULL;
2754 CCC->redirect_len = 0;
2755 CCC->redirect_alloc = 0;
2759 /* Now figure out where to store the pointers */
2760 CtdlLogPrintf(CTDL_DEBUG, "Storing pointers\n");
2762 /* If this is being done by the networker delivering a private
2763 * message, we want to BYPASS saving the sender's copy (because there
2764 * is no local sender; it would otherwise go to the Trashcan).
2766 if ((!CCC->internal_pgm) || (recps == NULL)) {
2767 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 1, msg) != 0) {
2768 CtdlLogPrintf(CTDL_ERR, "ERROR saving message pointer!\n");
2769 CtdlSaveMsgPointerInRoom(config.c_aideroom, newmsgid, 0, msg);
2773 /* For internet mail, drop a copy in the outbound queue room */
2775 if (recps->num_internet > 0) {
2776 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0, msg);
2779 /* If other rooms are specified, drop them there too. */
2781 if (recps->num_room > 0)
2782 for (i=0; i<num_tokens(recps->recp_room, '|'); ++i) {
2783 extract_token(recipient, recps->recp_room, i,
2784 '|', sizeof recipient);
2785 CtdlLogPrintf(CTDL_DEBUG, "Delivering to room <%s>\n", recipient);
2786 CtdlSaveMsgPointerInRoom(recipient, newmsgid, 0, msg);
2789 /* Bump this user's messages posted counter. */
2790 CtdlLogPrintf(CTDL_DEBUG, "Updating user\n");
2791 lgetuser(&CCC->user, CCC->curr_user);
2792 CCC->user.posted = CCC->user.posted + 1;
2793 lputuser(&CCC->user);
2795 /* Decide where bounces need to be delivered */
2796 if (CCC->logged_in) {
2797 snprintf(bounce_to, sizeof bounce_to, "%s@%s", CCC->user.fullname, config.c_nodename);
2800 snprintf(bounce_to, sizeof bounce_to, "%s@%s", msg->cm_fields['A'], msg->cm_fields['N']);
2803 /* If this is private, local mail, make a copy in the
2804 * recipient's mailbox and bump the reference count.
2807 if (recps->num_local > 0)
2808 for (i=0; i<num_tokens(recps->recp_local, '|'); ++i) {
2809 extract_token(recipient, recps->recp_local, i,
2810 '|', sizeof recipient);
2811 CtdlLogPrintf(CTDL_DEBUG, "Delivering private local mail to <%s>\n",
2813 if (getuser(&userbuf, recipient) == 0) {
2814 // Add a flag so the Funambol module knows its mail
2815 msg->cm_fields['W'] = strdup(recipient);
2816 MailboxName(actual_rm, sizeof actual_rm, &userbuf, MAILROOM);
2817 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0, msg);
2818 BumpNewMailCounter(userbuf.usernum);
2819 if (!IsEmptyStr(config.c_funambol_host) || !IsEmptyStr(config.c_pager_program)) {
2820 /* Generate a instruction message for the Funambol notification
2821 * server, in the same style as the SMTP queue
2824 instr = malloc(instr_alloc);
2825 snprintf(instr, instr_alloc,
2826 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2828 SPOOLMIME, newmsgid, (long)time(NULL),
2832 imsg = malloc(sizeof(struct CtdlMessage));
2833 memset(imsg, 0, sizeof(struct CtdlMessage));
2834 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2835 imsg->cm_anon_type = MES_NORMAL;
2836 imsg->cm_format_type = FMT_RFC822;
2837 imsg->cm_fields['A'] = strdup("Citadel");
2838 imsg->cm_fields['J'] = strdup("do not journal");
2839 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2840 imsg->cm_fields['W'] = strdup(recipient);
2841 CtdlSubmitMsg(imsg, NULL, FNBL_QUEUE_ROOM, 0);
2842 CtdlFreeMessage(imsg);
2846 CtdlLogPrintf(CTDL_DEBUG, "No user <%s>\n", recipient);
2847 CtdlSaveMsgPointerInRoom(config.c_aideroom,
2852 /* Perform "after save" hooks */
2853 CtdlLogPrintf(CTDL_DEBUG, "Performing after-save hooks\n");
2854 PerformMessageHooks(msg, EVT_AFTERSAVE);
2856 /* For IGnet mail, we have to save a new copy into the spooler for
2857 * each recipient, with the R and D fields set to the recipient and
2858 * destination-node. This has two ugly side effects: all other
2859 * recipients end up being unlisted in this recipient's copy of the
2860 * message, and it has to deliver multiple messages to the same
2861 * node. We'll revisit this again in a year or so when everyone has
2862 * a network spool receiver that can handle the new style messages.
2865 if (recps->num_ignet > 0)
2866 for (i=0; i<num_tokens(recps->recp_ignet, '|'); ++i) {
2867 extract_token(recipient, recps->recp_ignet, i,
2868 '|', sizeof recipient);
2870 hold_R = msg->cm_fields['R'];
2871 hold_D = msg->cm_fields['D'];
2872 msg->cm_fields['R'] = malloc(SIZ);
2873 msg->cm_fields['D'] = malloc(128);
2874 extract_token(msg->cm_fields['R'], recipient, 0, '@', SIZ);
2875 extract_token(msg->cm_fields['D'], recipient, 1, '@', 128);
2877 serialize_message(&smr, msg);
2879 snprintf(submit_filename, sizeof submit_filename,
2880 "%s/netmail.%04lx.%04x.%04x",
2882 (long) getpid(), CCC->cs_pid, ++seqnum);
2883 network_fp = fopen(submit_filename, "wb+");
2884 if (network_fp != NULL) {
2885 fwrite(smr.ser, smr.len, 1, network_fp);
2891 free(msg->cm_fields['R']);
2892 free(msg->cm_fields['D']);
2893 msg->cm_fields['R'] = hold_R;
2894 msg->cm_fields['D'] = hold_D;
2897 /* Go back to the room we started from */
2898 CtdlLogPrintf(CTDL_DEBUG, "Returning to original room %s\n", hold_rm);
2899 if (strcasecmp(hold_rm, CCC->room.QRname))
2900 usergoto(hold_rm, 0, 1, NULL, NULL);
2902 /* For internet mail, generate delivery instructions.
2903 * Yes, this is recursive. Deal with it. Infinite recursion does
2904 * not happen because the delivery instructions message does not
2905 * contain a recipient.
2908 if (recps->num_internet > 0) {
2909 CtdlLogPrintf(CTDL_DEBUG, "Generating delivery instructions\n");
2911 instr = malloc(instr_alloc);
2912 snprintf(instr, instr_alloc,
2913 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
2915 SPOOLMIME, newmsgid, (long)time(NULL),
2919 for (i=0; i<num_tokens(recps->recp_internet, '|'); ++i) {
2920 size_t tmp = strlen(instr);
2921 extract_token(recipient, recps->recp_internet, i, '|', sizeof recipient);
2922 if ((tmp + strlen(recipient) + 32) > instr_alloc) {
2923 instr_alloc = instr_alloc * 2;
2924 instr = realloc(instr, instr_alloc);
2926 snprintf(&instr[tmp], instr_alloc - tmp, "remote|%s|0||\n", recipient);
2929 imsg = malloc(sizeof(struct CtdlMessage));
2930 memset(imsg, 0, sizeof(struct CtdlMessage));
2931 imsg->cm_magic = CTDLMESSAGE_MAGIC;
2932 imsg->cm_anon_type = MES_NORMAL;
2933 imsg->cm_format_type = FMT_RFC822;
2934 imsg->cm_fields['A'] = strdup("Citadel");
2935 imsg->cm_fields['J'] = strdup("do not journal");
2936 imsg->cm_fields['M'] = instr; /* imsg owns this memory now */
2937 CtdlSubmitMsg(imsg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
2938 CtdlFreeMessage(imsg);
2942 * Any addresses to harvest for someone's address book?
2944 if ( (CCC->logged_in) && (recps != NULL) ) {
2945 collected_addresses = harvest_collected_addresses(msg);
2948 if (collected_addresses != NULL) {
2949 aptr = (struct addresses_to_be_filed *)
2950 malloc(sizeof(struct addresses_to_be_filed));
2951 MailboxName(actual_rm, sizeof actual_rm,
2952 &CCC->user, USERCONTACTSROOM);
2953 aptr->roomname = strdup(actual_rm);
2954 aptr->collected_addresses = collected_addresses;
2955 begin_critical_section(S_ATBF);
2958 end_critical_section(S_ATBF);
2962 * Determine whether this message qualifies for journaling.
2964 if (msg->cm_fields['J'] != NULL) {
2965 qualified_for_journaling = 0;
2968 if (recps == NULL) {
2969 qualified_for_journaling = config.c_journal_pubmsgs;
2971 else if (recps->num_local + recps->num_ignet + recps->num_internet > 0) {
2972 qualified_for_journaling = config.c_journal_email;
2975 qualified_for_journaling = config.c_journal_pubmsgs;
2980 * Do we have to perform journaling? If so, hand off the saved
2981 * RFC822 version will be handed off to the journaler for background
2982 * submit. Otherwise, we have to free the memory ourselves.
2984 if (saved_rfc822_version != NULL) {
2985 if (qualified_for_journaling) {
2986 JournalBackgroundSubmit(msg, saved_rfc822_version, recps);
2989 free(saved_rfc822_version);
3002 * Convenience function for generating small administrative messages.
3004 void quickie_message(char *from, char *fromaddr, char *to, char *room, char *text,
3005 int format_type, char *subject)
3007 struct CtdlMessage *msg;
3008 struct recptypes *recp = NULL;
3010 msg = malloc(sizeof(struct CtdlMessage));
3011 memset(msg, 0, sizeof(struct CtdlMessage));
3012 msg->cm_magic = CTDLMESSAGE_MAGIC;
3013 msg->cm_anon_type = MES_NORMAL;
3014 msg->cm_format_type = format_type;
3017 msg->cm_fields['A'] = strdup(from);
3019 else if (fromaddr != NULL) {
3020 msg->cm_fields['A'] = strdup(fromaddr);
3021 if (strchr(msg->cm_fields['A'], '@')) {
3022 *strchr(msg->cm_fields['A'], '@') = 0;
3026 msg->cm_fields['A'] = strdup("Citadel");
3029 if (fromaddr != NULL) msg->cm_fields['F'] = strdup(fromaddr);
3030 if (room != NULL) msg->cm_fields['O'] = strdup(room);
3031 msg->cm_fields['N'] = strdup(NODENAME);
3033 msg->cm_fields['R'] = strdup(to);
3034 recp = validate_recipients(to, NULL, 0);
3036 if (subject != NULL) {
3037 msg->cm_fields['U'] = strdup(subject);
3039 msg->cm_fields['M'] = strdup(text);
3041 CtdlSubmitMsg(msg, recp, room, 0);
3042 CtdlFreeMessage(msg);
3043 if (recp != NULL) free_recipients(recp);
3049 * Back end function used by CtdlMakeMessage() and similar functions
3051 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
3052 size_t maxlen, /* maximum message length */
3053 char *exist, /* if non-null, append to it;
3054 exist is ALWAYS freed */
3055 int crlf, /* CRLF newlines instead of LF */
3056 int sock /* socket handle or 0 for this session's client socket */
3060 size_t message_len = 0;
3061 size_t buffer_len = 0;
3068 if (exist == NULL) {
3075 message_len = strlen(exist);
3076 buffer_len = message_len + 4096;
3077 m = realloc(exist, buffer_len);
3084 /* Do we need to change leading ".." to "." for SMTP escaping? */
3085 if (!strcmp(terminator, ".")) {
3089 /* flush the input if we have nowhere to store it */
3094 /* read in the lines of message text one by one */
3097 if (sock_getln(sock, buf, (sizeof buf - 3)) < 0) finished = 1;
3100 if (client_getln(buf, (sizeof buf - 3)) < 1) finished = 1;
3102 if (!strcmp(buf, terminator)) finished = 1;
3104 strcat(buf, "\r\n");
3110 /* Unescape SMTP-style input of two dots at the beginning of the line */
3112 if (!strncmp(buf, "..", 2)) {
3113 strcpy(buf, &buf[1]);
3117 if ( (!flushing) && (!finished) ) {
3118 /* Measure the line */
3119 linelen = strlen(buf);
3121 /* augment the buffer if we have to */
3122 if ((message_len + linelen) >= buffer_len) {
3123 ptr = realloc(m, (buffer_len * 2) );
3124 if (ptr == NULL) { /* flush if can't allocate */
3127 buffer_len = (buffer_len * 2);
3129 CtdlLogPrintf(CTDL_DEBUG, "buffer_len is now %ld\n", (long)buffer_len);
3133 /* Add the new line to the buffer. NOTE: this loop must avoid
3134 * using functions like strcat() and strlen() because they
3135 * traverse the entire buffer upon every call, and doing that
3136 * for a multi-megabyte message slows it down beyond usability.
3138 strcpy(&m[message_len], buf);
3139 message_len += linelen;
3142 /* if we've hit the max msg length, flush the rest */
3143 if (message_len >= maxlen) flushing = 1;
3145 } while (!finished);
3153 * Build a binary message to be saved on disk.
3154 * (NOTE: if you supply 'preformatted_text', the buffer you give it
3155 * will become part of the message. This means you are no longer
3156 * responsible for managing that memory -- it will be freed along with
3157 * the rest of the fields when CtdlFreeMessage() is called.)
3160 struct CtdlMessage *CtdlMakeMessage(
3161 struct ctdluser *author, /* author's user structure */
3162 char *recipient, /* NULL if it's not mail */
3163 char *recp_cc, /* NULL if it's not mail */
3164 char *room, /* room where it's going */
3165 int type, /* see MES_ types in header file */
3166 int format_type, /* variformat, plain text, MIME... */
3167 char *fake_name, /* who we're masquerading as */
3168 char *my_email, /* which of my email addresses to use (empty is ok) */
3169 char *subject, /* Subject (optional) */
3170 char *supplied_euid, /* ...or NULL if this is irrelevant */
3171 char *preformatted_text, /* ...or NULL to read text from client */
3172 char *references /* Thread references */
3174 char dest_node[256];
3176 struct CtdlMessage *msg;
3178 msg = malloc(sizeof(struct CtdlMessage));
3179 memset(msg, 0, sizeof(struct CtdlMessage));
3180 msg->cm_magic = CTDLMESSAGE_MAGIC;
3181 msg->cm_anon_type = type;
3182 msg->cm_format_type = format_type;
3184 /* Don't confuse the poor folks if it's not routed mail. */
3185 strcpy(dest_node, "");
3190 /* Path or Return-Path */
3191 if (my_email == NULL) my_email = "";
3193 if (!IsEmptyStr(my_email)) {
3194 msg->cm_fields['P'] = strdup(my_email);
3197 snprintf(buf, sizeof buf, "%s", author->fullname);
3198 msg->cm_fields['P'] = strdup(buf);
3200 convert_spaces_to_underscores(msg->cm_fields['P']);
3202 snprintf(buf, sizeof buf, "%ld", (long)time(NULL)); /* timestamp */
3203 msg->cm_fields['T'] = strdup(buf);
3205 if (fake_name[0]) /* author */
3206 msg->cm_fields['A'] = strdup(fake_name);
3208 msg->cm_fields['A'] = strdup(author->fullname);
3210 if (CC->room.QRflags & QR_MAILBOX) { /* room */
3211 msg->cm_fields['O'] = strdup(&CC->room.QRname[11]);
3214 msg->cm_fields['O'] = strdup(CC->room.QRname);
3217 msg->cm_fields['N'] = strdup(NODENAME); /* nodename */
3218 msg->cm_fields['H'] = strdup(HUMANNODE); /* hnodename */
3220 if (recipient[0] != 0) {
3221 msg->cm_fields['R'] = strdup(recipient);
3223 if (recp_cc[0] != 0) {
3224 msg->cm_fields['Y'] = strdup(recp_cc);
3226 if (dest_node[0] != 0) {
3227 msg->cm_fields['D'] = strdup(dest_node);
3230 if (!IsEmptyStr(my_email)) {
3231 msg->cm_fields['F'] = strdup(my_email);
3233 else if ( (author == &CC->user) && (!IsEmptyStr(CC->cs_inet_email)) ) {
3234 msg->cm_fields['F'] = strdup(CC->cs_inet_email);
3237 if (subject != NULL) {
3240 length = strlen(subject);
3246 while ((subject[i] != '\0') &&
3247 (IsAscii = isascii(subject[i]) != 0 ))
3250 msg->cm_fields['U'] = strdup(subject);
3251 else /* ok, we've got utf8 in the string. */
3253 msg->cm_fields['U'] = rfc2047encode(subject, length);
3259 if (supplied_euid != NULL) {
3260 msg->cm_fields['E'] = strdup(supplied_euid);
3263 if (references != NULL) {
3264 if (!IsEmptyStr(references)) {
3265 msg->cm_fields['W'] = strdup(references);
3269 if (preformatted_text != NULL) {
3270 msg->cm_fields['M'] = preformatted_text;
3273 msg->cm_fields['M'] = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
3281 * Check to see whether we have permission to post a message in the current
3282 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
3283 * returns 0 on success.
3285 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf,
3287 const char* RemoteIdentifier,
3291 if (!(CC->logged_in) &&
3292 (PostPublic == POST_LOGGED_IN)) {
3293 snprintf(errmsgbuf, n, "Not logged in.");
3294 return (ERROR + NOT_LOGGED_IN);
3296 else if (PostPublic == CHECK_EXISTANCE) {
3297 return (0); // We're Evaling whether a recipient exists
3299 else if (!(CC->logged_in)) {
3301 if ((CC->room.QRflags & QR_READONLY)) {
3302 snprintf(errmsgbuf, n, "Not logged in.");
3303 return (ERROR + NOT_LOGGED_IN);
3305 if (CC->room.QRflags2 & QR2_MODERATED) {
3306 snprintf(errmsgbuf, n, "Not logged in Moderation feature not yet implemented!");
3307 return (ERROR + NOT_LOGGED_IN);
3309 if ((PostPublic!=POST_LMTP) &&(CC->room.QRflags2 & QR2_SMTP_PUBLIC) == 0) {
3314 if (RemoteIdentifier == NULL)
3316 snprintf(errmsgbuf, n, "Need sender to permit access.");
3317 return (ERROR + USERNAME_REQUIRED);
3320 assoc_file_name(filename, sizeof filename, &CC->room, ctdl_netcfg_dir);
3321 begin_critical_section(S_NETCONFIGS);
3322 if (!read_spoolcontrol_file(&sc, filename))
3324 end_critical_section(S_NETCONFIGS);
3325 snprintf(errmsgbuf, n,
3326 "This mailing list only accepts posts from subscribers.");
3327 return (ERROR + NO_SUCH_USER);
3329 end_critical_section(S_NETCONFIGS);
3330 found = is_recipient (sc, RemoteIdentifier);
3331 free_spoolcontrol_struct(&sc);
3336 snprintf(errmsgbuf, n,
3337 "This mailing list only accepts posts from subscribers.");
3338 return (ERROR + NO_SUCH_USER);
3345 if ((CC->user.axlevel < 2)
3346 && ((CC->room.QRflags & QR_MAILBOX) == 0)) {
3347 snprintf(errmsgbuf, n, "Need to be validated to enter "
3348 "(except in %s> to sysop)", MAILROOM);
3349 return (ERROR + HIGHER_ACCESS_REQUIRED);
3352 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
3353 if (!(ra & UA_POSTALLOWED)) {
3354 snprintf(errmsgbuf, n, "Higher access is required to post in this room.");
3355 return (ERROR + HIGHER_ACCESS_REQUIRED);
3358 strcpy(errmsgbuf, "Ok");
3364 * Check to see if the specified user has Internet mail permission
3365 * (returns nonzero if permission is granted)
3367 int CtdlCheckInternetMailPermission(struct ctdluser *who) {
3369 /* Do not allow twits to send Internet mail */
3370 if (who->axlevel <= 2) return(0);
3372 /* Globally enabled? */
3373 if (config.c_restrict == 0) return(1);
3375 /* User flagged ok? */
3376 if (who->flags & US_INTERNET) return(2);
3378 /* Aide level access? */
3379 if (who->axlevel >= 6) return(3);
3381 /* No mail for you! */
3387 * Validate recipients, count delivery types and errors, and handle aliasing
3388 * FIXME check for dupes!!!!!
3390 * Returns 0 if all addresses are ok, ret->num_error = -1 if no addresses
3391 * were specified, or the number of addresses found invalid.
3393 * Caller needs to free the result using free_recipients()
3395 struct recptypes *validate_recipients(char *supplied_recipients,
3396 const char *RemoteIdentifier,
3398 struct recptypes *ret;
3399 char *recipients = NULL;
3400 char this_recp[256];
3401 char this_recp_cooked[256];
3407 struct ctdluser tempUS;
3408 struct ctdlroom tempQR;
3409 struct ctdlroom tempQR2;
3415 ret = (struct recptypes *) malloc(sizeof(struct recptypes));
3416 if (ret == NULL) return(NULL);
3418 /* Set all strings to null and numeric values to zero */
3419 memset(ret, 0, sizeof(struct recptypes));
3421 if (supplied_recipients == NULL) {
3422 recipients = strdup("");
3425 recipients = strdup(supplied_recipients);
3428 /* Allocate some memory. Yes, this allocates 500% more memory than we will
3429 * actually need, but it's healthier for the heap than doing lots of tiny
3430 * realloc() calls instead.
3433 ret->errormsg = malloc(strlen(recipients) + 1024);
3434 ret->recp_local = malloc(strlen(recipients) + 1024);
3435 ret->recp_internet = malloc(strlen(recipients) + 1024);
3436 ret->recp_ignet = malloc(strlen(recipients) + 1024);
3437 ret->recp_room = malloc(strlen(recipients) + 1024);
3438 ret->display_recp = malloc(strlen(recipients) + 1024);
3440 ret->errormsg[0] = 0;
3441 ret->recp_local[0] = 0;
3442 ret->recp_internet[0] = 0;
3443 ret->recp_ignet[0] = 0;
3444 ret->recp_room[0] = 0;
3445 ret->display_recp[0] = 0;
3447 ret->recptypes_magic = RECPTYPES_MAGIC;
3449 /* Change all valid separator characters to commas */
3450 for (i=0; !IsEmptyStr(&recipients[i]); ++i) {
3451 if ((recipients[i] == ';') || (recipients[i] == '|')) {
3452 recipients[i] = ',';
3456 /* Now start extracting recipients... */
3458 while (!IsEmptyStr(recipients)) {
3460 for (i=0; i<=strlen(recipients); ++i) {
3461 if (recipients[i] == '\"') in_quotes = 1 - in_quotes;
3462 if ( ( (recipients[i] == ',') && (!in_quotes) ) || (recipients[i] == 0) ) {
3463 safestrncpy(this_recp, recipients, i+1);
3465 if (recipients[i] == ',') {
3466 strcpy(recipients, &recipients[i+1]);
3469 strcpy(recipients, "");
3476 if (IsEmptyStr(this_recp))
3478 CtdlLogPrintf(CTDL_DEBUG, "Evaluating recipient #%d: %s\n", num_recps, this_recp);
3480 mailtype = alias(this_recp);
3481 mailtype = alias(this_recp);
3482 mailtype = alias(this_recp);
3484 for (j=0; !IsEmptyStr(&this_recp[j]); ++j) {
3485 if (this_recp[j]=='_') {
3486 this_recp_cooked[j] = ' ';
3489 this_recp_cooked[j] = this_recp[j];
3492 this_recp_cooked[j] = '\0';
3497 if (!strcasecmp(this_recp, "sysop")) {
3499 strcpy(this_recp, config.c_aideroom);
3500 if (!IsEmptyStr(ret->recp_room)) {
3501 strcat(ret->recp_room, "|");
3503 strcat(ret->recp_room, this_recp);
3505 else if ( (!strncasecmp(this_recp, "room_", 5))
3506 && (!getroom(&tempQR, &this_recp_cooked[5])) ) {
3508 /* Save room so we can restore it later */
3512 /* Check permissions to send mail to this room */
3513 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg,
3525 if (!IsEmptyStr(ret->recp_room)) {
3526 strcat(ret->recp_room, "|");
3528 strcat(ret->recp_room, &this_recp_cooked[5]);
3531 /* Restore room in case something needs it */
3535 else if (getuser(&tempUS, this_recp) == 0) {
3537 strcpy(this_recp, tempUS.fullname);
3538 if (!IsEmptyStr(ret->recp_local)) {
3539 strcat(ret->recp_local, "|");
3541 strcat(ret->recp_local, this_recp);
3543 else if (getuser(&tempUS, this_recp_cooked) == 0) {
3545 strcpy(this_recp, tempUS.fullname);
3546 if (!IsEmptyStr(ret->recp_local)) {
3547 strcat(ret->recp_local, "|");
3549 strcat(ret->recp_local, this_recp);
3557 /* Yes, you're reading this correctly: if the target
3558 * domain points back to the local system or an attached
3559 * Citadel directory, the address is invalid. That's
3560 * because if the address were valid, we would have
3561 * already translated it to a local address by now.
3563 if (IsDirectory(this_recp, 0)) {
3568 ++ret->num_internet;
3569 if (!IsEmptyStr(ret->recp_internet)) {
3570 strcat(ret->recp_internet, "|");
3572 strcat(ret->recp_internet, this_recp);
3577 if (!IsEmptyStr(ret->recp_ignet)) {
3578 strcat(ret->recp_ignet, "|");
3580 strcat(ret->recp_ignet, this_recp);
3588 if (IsEmptyStr(errmsg)) {
3589 snprintf(append, sizeof append, "Invalid recipient: %s", this_recp);
3592 snprintf(append, sizeof append, "%s", errmsg);
3594 if ( (strlen(ret->errormsg) + strlen(append) + 3) < SIZ) {
3595 if (!IsEmptyStr(ret->errormsg)) {
3596 strcat(ret->errormsg, "; ");
3598 strcat(ret->errormsg, append);
3602 if (IsEmptyStr(ret->display_recp)) {
3603 strcpy(append, this_recp);
3606 snprintf(append, sizeof append, ", %s", this_recp);
3608 if ( (strlen(ret->display_recp)+strlen(append)) < SIZ) {
3609 strcat(ret->display_recp, append);
3614 if ((ret->num_local + ret->num_internet + ret->num_ignet +
3615 ret->num_room + ret->num_error) == 0) {
3616 ret->num_error = (-1);
3617 strcpy(ret->errormsg, "No recipients specified.");
3620 CtdlLogPrintf(CTDL_DEBUG, "validate_recipients()\n");
3621 CtdlLogPrintf(CTDL_DEBUG, " local: %d <%s>\n", ret->num_local, ret->recp_local);
3622 CtdlLogPrintf(CTDL_DEBUG, " room: %d <%s>\n", ret->num_room, ret->recp_room);
3623 CtdlLogPrintf(CTDL_DEBUG, " inet: %d <%s>\n", ret->num_internet, ret->recp_internet);
3624 CtdlLogPrintf(CTDL_DEBUG, " ignet: %d <%s>\n", ret->num_ignet, ret->recp_ignet);
3625 CtdlLogPrintf(CTDL_DEBUG, " error: %d <%s>\n", ret->num_error, ret->errormsg);
3633 * Destructor for struct recptypes
3635 void free_recipients(struct recptypes *valid) {
3637 if (valid == NULL) {
3641 if (valid->recptypes_magic != RECPTYPES_MAGIC) {
3642 CtdlLogPrintf(CTDL_EMERG, "Attempt to call free_recipients() on some other data type!\n");
3646 if (valid->errormsg != NULL) free(valid->errormsg);
3647 if (valid->recp_local != NULL) free(valid->recp_local);
3648 if (valid->recp_internet != NULL) free(valid->recp_internet);
3649 if (valid->recp_ignet != NULL) free(valid->recp_ignet);
3650 if (valid->recp_room != NULL) free(valid->recp_room);
3651 if (valid->display_recp != NULL) free(valid->display_recp);
3658 * message entry - mode 0 (normal)
3660 void cmd_ent0(char *entargs)
3666 char supplied_euid[128];
3668 int format_type = 0;
3669 char newusername[256];
3670 char newuseremail[256];
3671 struct CtdlMessage *msg;
3675 struct recptypes *valid = NULL;
3676 struct recptypes *valid_to = NULL;
3677 struct recptypes *valid_cc = NULL;
3678 struct recptypes *valid_bcc = NULL;
3680 int subject_required = 0;
3685 int newuseremail_ok = 0;
3686 char references[SIZ];
3691 post = extract_int(entargs, 0);
3692 extract_token(recp, entargs, 1, '|', sizeof recp);
3693 anon_flag = extract_int(entargs, 2);
3694 format_type = extract_int(entargs, 3);
3695 extract_token(subject, entargs, 4, '|', sizeof subject);
3696 extract_token(newusername, entargs, 5, '|', sizeof newusername);
3697 do_confirm = extract_int(entargs, 6);
3698 extract_token(cc, entargs, 7, '|', sizeof cc);
3699 extract_token(bcc, entargs, 8, '|', sizeof bcc);
3700 switch(CC->room.QRdefaultview) {
3703 extract_token(supplied_euid, entargs, 9, '|', sizeof supplied_euid);
3706 supplied_euid[0] = 0;
3709 extract_token(newuseremail, entargs, 10, '|', sizeof newuseremail);
3710 extract_token(references, entargs, 11, '|', sizeof references);
3711 for (ptr=references; *ptr != 0; ++ptr) {
3712 if (*ptr == '!') *ptr = '|';
3715 /* first check to make sure the request is valid. */
3717 err = CtdlDoIHavePermissionToPostInThisRoom(errmsg, sizeof errmsg, NULL, POST_LOGGED_IN);
3720 cprintf("%d %s\n", err, errmsg);
3724 /* Check some other permission type things. */
3726 if (IsEmptyStr(newusername)) {
3727 strcpy(newusername, CC->user.fullname);
3729 if ( (CC->user.axlevel < 6)
3730 && (strcasecmp(newusername, CC->user.fullname))
3731 && (strcasecmp(newusername, CC->cs_inet_fn))
3733 cprintf("%d You don't have permission to author messages as '%s'.\n",
3734 ERROR + HIGHER_ACCESS_REQUIRED,
3741 if (IsEmptyStr(newuseremail)) {
3742 newuseremail_ok = 1;
3745 if (!IsEmptyStr(newuseremail)) {
3746 if (!strcasecmp(newuseremail, CC->cs_inet_email)) {
3747 newuseremail_ok = 1;
3749 else if (!IsEmptyStr(CC->cs_inet_other_emails)) {
3750 j = num_tokens(CC->cs_inet_other_emails, '|');
3751 for (i=0; i<j; ++i) {
3752 extract_token(buf, CC->cs_inet_other_emails, i, '|', sizeof buf);
3753 if (!strcasecmp(newuseremail, buf)) {
3754 newuseremail_ok = 1;
3760 if (!newuseremail_ok) {
3761 cprintf("%d You don't have permission to author messages as '%s'.\n",
3762 ERROR + HIGHER_ACCESS_REQUIRED,
3768 CC->cs_flags |= CS_POSTING;
3770 /* In mailbox rooms we have to behave a little differently --
3771 * make sure the user has specified at least one recipient. Then
3772 * validate the recipient(s). We do this for the Mail> room, as
3773 * well as any room which has the "Mailbox" view set.
3776 if ( ( (CC->room.QRflags & QR_MAILBOX) && (!strcasecmp(&CC->room.QRname[11], MAILROOM)) )
3777 || ( (CC->room.QRflags & QR_MAILBOX) && (CC->curr_view == VIEW_MAILBOX) )
3779 if (CC->user.axlevel < 2) {
3780 strcpy(recp, "sysop");
3785 valid_to = validate_recipients(recp, NULL, 0);
3786 if (valid_to->num_error > 0) {
3787 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_to->errormsg);
3788 free_recipients(valid_to);
3792 valid_cc = validate_recipients(cc, NULL, 0);
3793 if (valid_cc->num_error > 0) {
3794 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_cc->errormsg);
3795 free_recipients(valid_to);
3796 free_recipients(valid_cc);
3800 valid_bcc = validate_recipients(bcc, NULL, 0);
3801 if (valid_bcc->num_error > 0) {
3802 cprintf("%d %s\n", ERROR + NO_SUCH_USER, valid_bcc->errormsg);
3803 free_recipients(valid_to);
3804 free_recipients(valid_cc);
3805 free_recipients(valid_bcc);
3809 /* Recipient required, but none were specified */
3810 if ( (valid_to->num_error < 0) && (valid_cc->num_error < 0) && (valid_bcc->num_error < 0) ) {
3811 free_recipients(valid_to);
3812 free_recipients(valid_cc);
3813 free_recipients(valid_bcc);
3814 cprintf("%d At least one recipient is required.\n", ERROR + NO_SUCH_USER);
3818 if (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0) {
3819 if (CtdlCheckInternetMailPermission(&CC->user)==0) {
3820 cprintf("%d You do not have permission "
3821 "to send Internet mail.\n",
3822 ERROR + HIGHER_ACCESS_REQUIRED);
3823 free_recipients(valid_to);
3824 free_recipients(valid_cc);
3825 free_recipients(valid_bcc);
3830 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)
3831 && (CC->user.axlevel < 4) ) {
3832 cprintf("%d Higher access required for network mail.\n",
3833 ERROR + HIGHER_ACCESS_REQUIRED);
3834 free_recipients(valid_to);
3835 free_recipients(valid_cc);
3836 free_recipients(valid_bcc);
3840 if ((RESTRICT_INTERNET == 1)
3841 && (valid_to->num_internet + valid_cc->num_internet + valid_bcc->num_internet > 0)
3842 && ((CC->user.flags & US_INTERNET) == 0)
3843 && (!CC->internal_pgm)) {
3844 cprintf("%d You don't have access to Internet mail.\n",
3845 ERROR + HIGHER_ACCESS_REQUIRED);
3846 free_recipients(valid_to);
3847 free_recipients(valid_cc);
3848 free_recipients(valid_bcc);
3854 /* Is this a room which has anonymous-only or anonymous-option? */
3855 anonymous = MES_NORMAL;
3856 if (CC->room.QRflags & QR_ANONONLY) {
3857 anonymous = MES_ANONONLY;
3859 if (CC->room.QRflags & QR_ANONOPT) {
3860 if (anon_flag == 1) { /* only if the user requested it */
3861 anonymous = MES_ANONOPT;
3865 if ((CC->room.QRflags & QR_MAILBOX) == 0) {
3869 /* Recommend to the client that the use of a message subject is
3870 * strongly recommended in this room, if either the SUBJECTREQ flag
3871 * is set, or if there is one or more Internet email recipients.
3873 if (CC->room.QRflags2 & QR2_SUBJECTREQ) subject_required = 1;
3874 if (valid_to) if (valid_to->num_internet > 0) subject_required = 1;
3875 if (valid_cc) if (valid_cc->num_internet > 0) subject_required = 1;
3876 if (valid_bcc) if (valid_bcc->num_internet > 0) subject_required = 1;
3878 /* If we're only checking the validity of the request, return
3879 * success without creating the message.
3882 cprintf("%d %s|%d\n", CIT_OK,
3883 ((valid_to != NULL) ? valid_to->display_recp : ""),
3885 free_recipients(valid_to);
3886 free_recipients(valid_cc);
3887 free_recipients(valid_bcc);
3891 /* We don't need these anymore because we'll do it differently below */
3892 free_recipients(valid_to);
3893 free_recipients(valid_cc);
3894 free_recipients(valid_bcc);
3896 /* Read in the message from the client. */
3898 cprintf("%d send message\n", START_CHAT_MODE);
3900 cprintf("%d send message\n", SEND_LISTING);
3903 msg = CtdlMakeMessage(&CC->user, recp, cc,
3904 CC->room.QRname, anonymous, format_type,
3905 newusername, newuseremail, subject,
3906 ((!IsEmptyStr(supplied_euid)) ? supplied_euid : NULL),
3909 /* Put together one big recipients struct containing to/cc/bcc all in
3910 * one. This is for the envelope.
3912 char *all_recps = malloc(SIZ * 3);
3913 strcpy(all_recps, recp);
3914 if (!IsEmptyStr(cc)) {
3915 if (!IsEmptyStr(all_recps)) {
3916 strcat(all_recps, ",");
3918 strcat(all_recps, cc);
3920 if (!IsEmptyStr(bcc)) {
3921 if (!IsEmptyStr(all_recps)) {
3922 strcat(all_recps, ",");
3924 strcat(all_recps, bcc);
3926 if (!IsEmptyStr(all_recps)) {
3927 valid = validate_recipients(all_recps, NULL, 0);
3935 msgnum = CtdlSubmitMsg(msg, valid, "", QP_EADDR);
3938 cprintf("%ld\n", msgnum);
3940 cprintf("Message accepted.\n");
3943 cprintf("Internal error.\n");
3945 if (msg->cm_fields['E'] != NULL) {
3946 cprintf("%s\n", msg->cm_fields['E']);
3953 CtdlFreeMessage(msg);
3955 if (valid != NULL) {
3956 free_recipients(valid);
3964 * API function to delete messages which match a set of criteria
3965 * (returns the actual number of messages deleted)
3967 int CtdlDeleteMessages(char *room_name, /* which room */
3968 long *dmsgnums, /* array of msg numbers to be deleted */
3969 int num_dmsgnums, /* number of msgs to be deleted, or 0 for "any" */
3970 char *content_type /* or "" for any. regular expressions expected. */
3973 struct ctdlroom qrbuf;
3974 struct cdbdata *cdbfr;
3975 long *msglist = NULL;
3976 long *dellist = NULL;
3979 int num_deleted = 0;
3981 struct MetaData smi;
3984 int need_to_free_re = 0;
3986 if (content_type) if (!IsEmptyStr(content_type)) {
3987 regcomp(&re, content_type, 0);
3988 need_to_free_re = 1;
3990 CtdlLogPrintf(CTDL_DEBUG, "CtdlDeleteMessages(%s, %d msgs, %s)\n",
3991 room_name, num_dmsgnums, content_type);
3993 /* get room record, obtaining a lock... */
3994 if (lgetroom(&qrbuf, room_name) != 0) {
3995 CtdlLogPrintf(CTDL_ERR, "CtdlDeleteMessages(): Room <%s> not found\n",
3997 if (need_to_free_re) regfree(&re);
3998 return (0); /* room not found */
4000 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
4002 if (cdbfr != NULL) {
4003 dellist = malloc(cdbfr->len);
4004 msglist = (long *) cdbfr->ptr;
4005 cdbfr->ptr = NULL; /* CtdlDeleteMessages() now owns this memory */
4006 num_msgs = cdbfr->len / sizeof(long);
4010 for (i = 0; i < num_msgs; ++i) {
4013 /* Set/clear a bit for each criterion */
4015 /* 0 messages in the list or a null list means that we are
4016 * interested in deleting any messages which meet the other criteria.
4018 if ((num_dmsgnums == 0) || (dmsgnums == NULL)) {
4019 delete_this |= 0x01;
4022 for (j=0; j<num_dmsgnums; ++j) {
4023 if (msglist[i] == dmsgnums[j]) {
4024 delete_this |= 0x01;
4029 if (IsEmptyStr(content_type)) {
4030 delete_this |= 0x02;
4032 GetMetaData(&smi, msglist[i]);
4033 if (regexec(&re, smi.meta_content_type, 1, &pm, 0) == 0) {
4034 delete_this |= 0x02;
4038 /* Delete message only if all bits are set */
4039 if (delete_this == 0x03) {
4040 dellist[num_deleted++] = msglist[i];
4045 num_msgs = sort_msglist(msglist, num_msgs);
4046 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, (int)sizeof(long),
4047 msglist, (int)(num_msgs * sizeof(long)));
4049 qrbuf.QRhighest = msglist[num_msgs - 1];
4053 /* Go through the messages we pulled out of the index, and decrement
4054 * their reference counts by 1. If this is the only room the message
4055 * was in, the reference count will reach zero and the message will
4056 * automatically be deleted from the database. We do this in a
4057 * separate pass because there might be plug-in hooks getting called,
4058 * and we don't want that happening during an S_ROOMS critical
4061 if (num_deleted) for (i=0; i<num_deleted; ++i) {
4062 PerformDeleteHooks(qrbuf.QRname, dellist[i]);
4063 AdjRefCount(dellist[i], -1);
4066 /* Now free the memory we used, and go away. */
4067 if (msglist != NULL) free(msglist);
4068 if (dellist != NULL) free(dellist);
4069 CtdlLogPrintf(CTDL_DEBUG, "%d message(s) deleted.\n", num_deleted);
4070 if (need_to_free_re) regfree(&re);
4071 return (num_deleted);
4077 * Check whether the current user has permission to delete messages from
4078 * the current room (returns 1 for yes, 0 for no)
4080 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
4082 CtdlRoomAccess(&CC->room, &CC->user, &ra, NULL);
4083 if (ra & UA_DELETEALLOWED) return(1);
4091 * Delete message from current room
4093 void cmd_dele(char *args)
4102 extract_token(msgset, args, 0, '|', sizeof msgset);
4103 num_msgs = num_tokens(msgset, ',');
4105 cprintf("%d Nothing to do.\n", CIT_OK);
4109 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
4110 cprintf("%d Higher access required.\n",
4111 ERROR + HIGHER_ACCESS_REQUIRED);
4116 * Build our message set to be moved/copied
4118 msgs = malloc(num_msgs * sizeof(long));
4119 for (i=0; i<num_msgs; ++i) {
4120 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4121 msgs[i] = atol(msgtok);
4124 num_deleted = CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4128 cprintf("%d %d message%s deleted.\n", CIT_OK,
4129 num_deleted, ((num_deleted != 1) ? "s" : ""));
4131 cprintf("%d Message not found.\n", ERROR + MESSAGE_NOT_FOUND);
4137 * Back end API function for moves and deletes (multiple messages)
4139 int CtdlCopyMsgsToRoom(long *msgnums, int num_msgs, char *dest) {
4142 err = CtdlSaveMsgPointersInRoom(dest, msgnums, num_msgs, 1, NULL);
4143 if (err != 0) return(err);
4152 * move or copy a message to another room
4154 void cmd_move(char *args)
4161 char targ[ROOMNAMELEN];
4162 struct ctdlroom qtemp;
4169 extract_token(msgset, args, 0, '|', sizeof msgset);
4170 num_msgs = num_tokens(msgset, ',');
4172 cprintf("%d Nothing to do.\n", CIT_OK);
4176 extract_token(targ, args, 1, '|', sizeof targ);
4177 convert_room_name_macros(targ, sizeof targ);
4178 targ[ROOMNAMELEN - 1] = 0;
4179 is_copy = extract_int(args, 2);
4181 if (getroom(&qtemp, targ) != 0) {
4182 cprintf("%d '%s' does not exist.\n",
4183 ERROR + ROOM_NOT_FOUND, targ);
4187 getuser(&CC->user, CC->curr_user);
4188 CtdlRoomAccess(&qtemp, &CC->user, &ra, NULL);
4190 /* Check for permission to perform this operation.
4191 * Remember: "CC->room" is source, "qtemp" is target.
4195 /* Aides can move/copy */
4196 if (CC->user.axlevel >= 6) permit = 1;
4198 /* Room aides can move/copy */
4199 if (CC->user.usernum == CC->room.QRroomaide) permit = 1;
4201 /* Permit move/copy from personal rooms */
4202 if ((CC->room.QRflags & QR_MAILBOX)
4203 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4205 /* Permit only copy from public to personal room */
4207 && (!(CC->room.QRflags & QR_MAILBOX))
4208 && (qtemp.QRflags & QR_MAILBOX)) permit = 1;
4210 /* Permit message removal from collaborative delete rooms */
4211 if (CC->room.QRflags2 & QR2_COLLABDEL) permit = 1;
4213 /* Users allowed to post into the target room may move into it too. */
4214 if ((CC->room.QRflags & QR_MAILBOX) &&
4215 (qtemp.QRflags & UA_POSTALLOWED)) permit = 1;
4217 /* User must have access to target room */
4218 if (!(ra & UA_KNOWN)) permit = 0;
4221 cprintf("%d Higher access required.\n",
4222 ERROR + HIGHER_ACCESS_REQUIRED);
4227 * Build our message set to be moved/copied
4229 msgs = malloc(num_msgs * sizeof(long));
4230 for (i=0; i<num_msgs; ++i) {
4231 extract_token(msgtok, msgset, i, ',', sizeof msgtok);
4232 msgs[i] = atol(msgtok);
4238 err = CtdlCopyMsgsToRoom(msgs, num_msgs, targ);
4240 cprintf("%d Cannot store message(s) in %s: error %d\n",
4246 /* Now delete the message from the source room,
4247 * if this is a 'move' rather than a 'copy' operation.
4250 CtdlDeleteMessages(CC->room.QRname, msgs, num_msgs, "");
4254 cprintf("%d Message(s) %s.\n", CIT_OK, (is_copy ? "copied" : "moved") );
4260 * GetMetaData() - Get the supplementary record for a message
4262 void GetMetaData(struct MetaData *smibuf, long msgnum)
4265 struct cdbdata *cdbsmi;
4268 memset(smibuf, 0, sizeof(struct MetaData));
4269 smibuf->meta_msgnum = msgnum;
4270 smibuf->meta_refcount = 1; /* Default reference count is 1 */
4272 /* Use the negative of the message number for its supp record index */
4273 TheIndex = (0L - msgnum);
4275 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
4276 if (cdbsmi == NULL) {
4277 return; /* record not found; go with defaults */
4279 memcpy(smibuf, cdbsmi->ptr,
4280 ((cdbsmi->len > sizeof(struct MetaData)) ?
4281 sizeof(struct MetaData) : cdbsmi->len));
4288 * PutMetaData() - (re)write supplementary record for a message
4290 void PutMetaData(struct MetaData *smibuf)
4294 /* Use the negative of the message number for the metadata db index */
4295 TheIndex = (0L - smibuf->meta_msgnum);
4297 cdb_store(CDB_MSGMAIN,
4298 &TheIndex, (int)sizeof(long),
4299 smibuf, (int)sizeof(struct MetaData));
4304 * AdjRefCount - submit an adjustment to the reference count for a message.
4305 * (These are just queued -- we actually process them later.)
4307 void AdjRefCount(long msgnum, int incr)
4309 struct arcq new_arcq;
4311 begin_critical_section(S_SUPPMSGMAIN);
4312 if (arcfp == NULL) {
4313 arcfp = fopen(file_arcq, "ab+");
4315 end_critical_section(S_SUPPMSGMAIN);
4317 /* msgnum < 0 means that we're trying to close the file */
4319 CtdlLogPrintf(CTDL_DEBUG, "Closing the AdjRefCount queue file\n");
4320 begin_critical_section(S_SUPPMSGMAIN);
4321 if (arcfp != NULL) {
4325 end_critical_section(S_SUPPMSGMAIN);
4330 * If we can't open the queue, perform the operation synchronously.
4332 if (arcfp == NULL) {
4333 TDAP_AdjRefCount(msgnum, incr);
4337 new_arcq.arcq_msgnum = msgnum;
4338 new_arcq.arcq_delta = incr;
4339 fwrite(&new_arcq, sizeof(struct arcq), 1, arcfp);
4347 * TDAP_ProcessAdjRefCountQueue()
4349 * Process the queue of message count adjustments that was created by calls
4350 * to AdjRefCount() ... by reading the queue and calling TDAP_AdjRefCount()
4351 * for each one. This should be an "off hours" operation.
4353 int TDAP_ProcessAdjRefCountQueue(void)
4355 char file_arcq_temp[PATH_MAX];
4358 struct arcq arcq_rec;
4359 int num_records_processed = 0;
4361 snprintf(file_arcq_temp, sizeof file_arcq_temp, "%s.%04x", file_arcq, rand());
4363 begin_critical_section(S_SUPPMSGMAIN);
4364 if (arcfp != NULL) {
4369 r = link(file_arcq, file_arcq_temp);
4371 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4372 end_critical_section(S_SUPPMSGMAIN);
4373 return(num_records_processed);
4377 end_critical_section(S_SUPPMSGMAIN);
4379 fp = fopen(file_arcq_temp, "rb");
4381 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4382 return(num_records_processed);
4385 while (fread(&arcq_rec, sizeof(struct arcq), 1, fp) == 1) {
4386 TDAP_AdjRefCount(arcq_rec.arcq_msgnum, arcq_rec.arcq_delta);
4387 ++num_records_processed;
4391 r = unlink(file_arcq_temp);
4393 CtdlLogPrintf(CTDL_CRIT, "%s: %s\n", file_arcq_temp, strerror(errno));
4396 return(num_records_processed);
4402 * TDAP_AdjRefCount - adjust the reference count for a message.
4403 * This one does it "for real" because it's called by
4404 * the autopurger function that processes the queue
4405 * created by AdjRefCount(). If a message's reference
4406 * count becomes zero, we also delete the message from
4407 * disk and de-index it.
4409 void TDAP_AdjRefCount(long msgnum, int incr)
4412 struct MetaData smi;
4415 /* This is a *tight* critical section; please keep it that way, as
4416 * it may get called while nested in other critical sections.
4417 * Complicating this any further will surely cause deadlock!
4419 begin_critical_section(S_SUPPMSGMAIN);
4420 GetMetaData(&smi, msgnum);
4421 smi.meta_refcount += incr;
4423 end_critical_section(S_SUPPMSGMAIN);
4424 CtdlLogPrintf(CTDL_DEBUG, "msg %ld ref count delta %+d, is now %d\n",
4425 msgnum, incr, smi.meta_refcount);
4427 /* If the reference count is now zero, delete the message
4428 * (and its supplementary record as well).
4430 if (smi.meta_refcount == 0) {
4431 CtdlLogPrintf(CTDL_DEBUG, "Deleting message <%ld>\n", msgnum);
4433 /* Call delete hooks with NULL room to show it has gone altogether */
4434 PerformDeleteHooks(NULL, msgnum);
4436 /* Remove from message base */
4438 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4439 cdb_delete(CDB_BIGMSGS, &delnum, (int)sizeof(long));
4441 /* Remove metadata record */
4442 delnum = (0L - msgnum);
4443 cdb_delete(CDB_MSGMAIN, &delnum, (int)sizeof(long));
4449 * Write a generic object to this room
4451 * Note: this could be much more efficient. Right now we use two temporary
4452 * files, and still pull the message into memory as with all others.
4454 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
4455 char *content_type, /* MIME type of this object */
4456 char *raw_message, /* Data to be written */
4457 off_t raw_length, /* Size of raw_message */
4458 struct ctdluser *is_mailbox, /* Mailbox room? */
4459 int is_binary, /* Is encoding necessary? */
4460 int is_unique, /* Del others of this type? */
4461 unsigned int flags /* Internal save flags */
4465 struct ctdlroom qrbuf;
4466 char roomname[ROOMNAMELEN];
4467 struct CtdlMessage *msg;
4468 char *encoded_message = NULL;
4470 if (is_mailbox != NULL) {
4471 MailboxName(roomname, sizeof roomname, is_mailbox, req_room);
4474 safestrncpy(roomname, req_room, sizeof(roomname));
4477 CtdlLogPrintf(CTDL_DEBUG, "Raw length is %ld\n", (long)raw_length);
4480 encoded_message = malloc((size_t) (((raw_length * 134) / 100) + 4096 ) );
4483 encoded_message = malloc((size_t)(raw_length + 4096));
4486 sprintf(encoded_message, "Content-type: %s\n", content_type);
4489 sprintf(&encoded_message[strlen(encoded_message)],
4490 "Content-transfer-encoding: base64\n\n"
4494 sprintf(&encoded_message[strlen(encoded_message)],
4495 "Content-transfer-encoding: 7bit\n\n"
4501 &encoded_message[strlen(encoded_message)],
4509 &encoded_message[strlen(encoded_message)],
4515 CtdlLogPrintf(CTDL_DEBUG, "Allocating\n");
4516 msg = malloc(sizeof(struct CtdlMessage));
4517 memset(msg, 0, sizeof(struct CtdlMessage));
4518 msg->cm_magic = CTDLMESSAGE_MAGIC;
4519 msg->cm_anon_type = MES_NORMAL;
4520 msg->cm_format_type = 4;
4521 msg->cm_fields['A'] = strdup(CC->user.fullname);
4522 msg->cm_fields['O'] = strdup(req_room);
4523 msg->cm_fields['N'] = strdup(config.c_nodename);
4524 msg->cm_fields['H'] = strdup(config.c_humannode);
4525 msg->cm_flags = flags;
4527 msg->cm_fields['M'] = encoded_message;
4529 /* Create the requested room if we have to. */
4530 if (getroom(&qrbuf, roomname) != 0) {
4531 create_room(roomname,
4532 ( (is_mailbox != NULL) ? 5 : 3 ),
4533 "", 0, 1, 0, VIEW_BBS);
4535 /* If the caller specified this object as unique, delete all
4536 * other objects of this type that are currently in the room.
4539 CtdlLogPrintf(CTDL_DEBUG, "Deleted %d other msgs of this type\n",
4540 CtdlDeleteMessages(roomname, NULL, 0, content_type)
4543 /* Now write the data */
4544 CtdlSubmitMsg(msg, NULL, roomname, 0);
4545 CtdlFreeMessage(msg);
4553 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
4554 config_msgnum = msgnum;
4558 char *CtdlGetSysConfig(char *sysconfname) {
4559 char hold_rm[ROOMNAMELEN];
4562 struct CtdlMessage *msg;
4565 strcpy(hold_rm, CC->room.QRname);
4566 if (getroom(&CC->room, SYSCONFIGROOM) != 0) {
4567 getroom(&CC->room, hold_rm);
4572 /* We want the last (and probably only) config in this room */
4573 begin_critical_section(S_CONFIG);
4574 config_msgnum = (-1L);
4575 CtdlForEachMessage(MSGS_LAST, 1, NULL, sysconfname, NULL,
4576 CtdlGetSysConfigBackend, NULL);
4577 msgnum = config_msgnum;
4578 end_critical_section(S_CONFIG);
4584 msg = CtdlFetchMessage(msgnum, 1);
4586 conf = strdup(msg->cm_fields['M']);
4587 CtdlFreeMessage(msg);
4594 getroom(&CC->room, hold_rm);
4596 if (conf != NULL) do {
4597 extract_token(buf, conf, 0, '\n', sizeof buf);
4598 strcpy(conf, &conf[strlen(buf)+1]);
4599 } while ( (!IsEmptyStr(conf)) && (!IsEmptyStr(buf)) );
4605 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
4606 CtdlWriteObject(SYSCONFIGROOM, sysconfname, sysconfdata, (strlen(sysconfdata)+1), NULL, 0, 1, 0);
4611 * Determine whether a given Internet address belongs to the current user
4613 int CtdlIsMe(char *addr, int addr_buf_len)
4615 struct recptypes *recp;
4618 recp = validate_recipients(addr, NULL, 0);
4619 if (recp == NULL) return(0);
4621 if (recp->num_local == 0) {
4622 free_recipients(recp);
4626 for (i=0; i<recp->num_local; ++i) {
4627 extract_token(addr, recp->recp_local, i, '|', addr_buf_len);
4628 if (!strcasecmp(addr, CC->user.fullname)) {
4629 free_recipients(recp);
4634 free_recipients(recp);
4640 * Citadel protocol command to do the same
4642 void cmd_isme(char *argbuf) {
4645 if (CtdlAccessCheck(ac_logged_in)) return;
4646 extract_token(addr, argbuf, 0, '|', sizeof addr);
4648 if (CtdlIsMe(addr, sizeof addr)) {
4649 cprintf("%d %s\n", CIT_OK, addr);
4652 cprintf("%d Not you.\n", ERROR + ILLEGAL_VALUE);