}
-void nntp_noop(void)
-{
- cprintf("250 NOOP\r\n");
-}
-
-
void nntp_capabilities(void)
{
cprintf("101 Capability list:\r\n");
+ cprintf("IMPLEMENTATION Citadel v%d.%02d\r\n", (REV_LEVEL/100), (REV_LEVEL%100));
cprintf("VERSION 2\r\n");
cprintf("READER\r\n");
+ cprintf("MODE-READER\r\n");
cprintf("LIST ACTIVE NEWSGROUPS\r\n");
- cprintf("IMPLEMENTATION Citadel v%d.%02d\r\n", (REV_LEVEL/100), (REV_LEVEL%100));
#ifdef HAVE_OPENSSL
cprintf("STARTTLS\r\n");
#endif
/*
* Output a room name (newsgroup name) in formats required for LIST and NEWGROUPS command
*/
-void output_roomname_in_list_format(struct ctdlroom *qrbuf, int which_format) {
+void output_roomname_in_list_format(struct ctdlroom *qrbuf, int which_format, char *wildmat_pattern) {
char n_name[1024];
struct nntp_msglist nm;
long low_water_mark = 0;
long high_water_mark = 0;
room_to_newsgroup(n_name, qrbuf->QRname, sizeof n_name);
+
+ if ((wildmat_pattern != NULL) && (!IsEmptyStr(wildmat_pattern))) {
+ if (!wildmat(n_name, wildmat_pattern)) {
+ return;
+ }
+ }
+
nm = nntp_fetch_msglist(qrbuf);
if ((nm.num_msgs > 0) && (nm.msgnums != NULL)) {
low_water_mark = nm.msgnums[0];
if (ra & UA_KNOWN) {
if (qrbuf->QRgen >= thetime) {
- output_roomname_in_list_format(qrbuf, NNTP_LIST_ACTIVE);
+ output_roomname_in_list_format(qrbuf, NNTP_LIST_ACTIVE, NULL);
}
}
}
int view;
struct nntp_list_data *nld = (struct nntp_list_data *)data;
- // FIXME do something with nld->wildmat, bitch
-
- wildmat(NULL,NULL); // linkage test
-
CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
if (ra & UA_KNOWN) {
- output_roomname_in_list_format(qrbuf, nld->list_format);
+ output_roomname_in_list_format(qrbuf, nld->list_format, nld->wildmat_pattern);
}
}
if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
char list_format[64];
- char wildmat[1024];
+ char wildmat_pattern[1024];
struct nntp_list_data nld;
extract_token(list_format, cmd, 1, ' ', sizeof list_format);
- extract_token(wildmat, cmd, 2, ' ', sizeof wildmat);
+ extract_token(wildmat_pattern, cmd, 2, ' ', sizeof wildmat_pattern);
- if (strlen(wildmat) > 0) {
- nld.wildmat = wildmat;
+ if (strlen(wildmat_pattern) > 0) {
+ nld.wildmat_pattern = wildmat_pattern;
}
else {
- nld.wildmat = NULL;
+ nld.wildmat_pattern = NULL;
}
if ( (strlen(cmd) < 6) || (!strcasecmp(list_format, "ACTIVE")) ) {
cprintf("501 syntax error , unsupported list format\r\n");
return;
}
- // FIXME do all of the other variants, bitch
-
cprintf("231 list of newsgroups follows\r\n");
CtdlGetUser(&CC->user, CC->curr_user);
}
+/*
+ * Implement HELP command.
+ */
+void nntp_help(void) {
+ cprintf("100 This is the Citadel NNTP service.\r\n");
+ cprintf("RTFM http://www.ietf.org/rfc/rfc3977.txt\r\n");
+ cprintf(".\r\n");
+}
+
+
+/*
+ * back end for the LISTGROUP command , called for each message number
+ */
+void nntp_listgroup_backend(long msgnum, void *userdata) {
+
+ struct listgroup_range *lr = (struct listgroup_range *)userdata;
+
+ // check range if supplied
+ if (msgnum < lr->lo) return;
+ if ((lr->hi != 0) && (msgnum > lr->hi)) return;
+
+ cprintf("%ld\r\n", msgnum);
+}
+
+
+/*
+ * Implements the GROUP and LISTGROUP commands
+ */
+void nntp_group(const char *cmd) {
+ /*
+ * HACK: this works because the 5XX series error codes from citadel
+ * protocol will also be considered error codes by an NNTP client
+ */
+ if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
+
+ char verb[16];
+ char requested_group[1024];
+ char message_range[256];
+ char range_lo[256];
+ char range_hi[256];
+ char requested_room[ROOMNAMELEN];
+ char augmented_roomname[ROOMNAMELEN];
+ int c = 0;
+ int ok = 0;
+ int ra = 0;
+ struct ctdlroom QRscratch;
+ int msgs, new;
+ long oldest,newest;
+ struct listgroup_range lr;
+
+ extract_token(verb, cmd, 0, ' ', sizeof verb);
+ extract_token(requested_group, cmd, 1, ' ', sizeof requested_group);
+ extract_token(message_range, cmd, 2, ' ', sizeof message_range);
+ extract_token(range_lo, message_range, 0, '-', sizeof range_lo);
+ extract_token(range_hi, message_range, 1, '-', sizeof range_hi);
+ lr.lo = atoi(range_lo);
+ lr.hi = atoi(range_hi);
+
+ /* In LISTGROUP mode we can specify an empty name for 'currently selected' */
+ if ((!strcasecmp(verb, "LISTGROUP")) && (IsEmptyStr(requested_group))) {
+ room_to_newsgroup(requested_group, CC->room.QRname, sizeof requested_group);
+ }
+
+ /* First try a regular match */
+ newsgroup_to_room(requested_room, requested_group, sizeof requested_room);
+ c = CtdlGetRoom(&QRscratch, requested_room);
+
+ /* Then try a mailbox name match */
+ if (c != 0) {
+ CtdlMailboxName(augmented_roomname, sizeof augmented_roomname, &CC->user, requested_room);
+ c = CtdlGetRoom(&QRscratch, augmented_roomname);
+ if (c == 0) {
+ safestrncpy(requested_room, augmented_roomname, sizeof(requested_room));
+ }
+ }
+
+ /* If the room exists, check security/access */
+ if (c == 0) {
+ /* See if there is an existing user/room relationship */
+ CtdlRoomAccess(&QRscratch, &CC->user, &ra, NULL);
+
+ /* normal clients have to pass through security */
+ if (ra & UA_KNOWN) {
+ ok = 1;
+ }
+ }
+
+ /* Fail here if no such room */
+ if (!ok) {
+ cprintf("411 no such newsgroup\r\n");
+ return;
+ }
+
+
+ /*
+ * CtdlUserGoto() formally takes us to the desired room, happily returning
+ * the number of messages and number of new messages.
+ */
+ memcpy(&CC->room, &QRscratch, sizeof(struct ctdlroom));
+ CtdlUserGoto(NULL, 0, 0, &msgs, &new, &oldest, &newest);
+ cprintf("211 %d %ld %ld %s\r\n", msgs, oldest, newest, requested_group);
+
+ // If this is a GROUP command, we can stop here.
+ if (!strcasecmp(verb, "GROUP")) {
+ return;
+ }
+
+ // If we get to this point we are running a LISTGROUP command. Fetch those message numbers.
+ CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, nntp_listgroup_backend, &lr);
+ cprintf(".\r\n");
+}
+
+
+/*
+ * Implements the MODE command
+ */
+void nntp_mode(const char *cmd) {
+
+ char which_mode[16];
+
+ extract_token(which_mode, cmd, 1, ' ', sizeof which_mode);
+
+ if (!strcasecmp(which_mode, "reader")) {
+ cprintf("201 Reader mode FIXME implement posting and change to 200\r\n");
+ }
+ else {
+ cprintf("501 unknown mode\r\n");
+ }
+}
+
+
+
/*
* Main command loop for NNTP server sessions.
*/
nntp_quit();
}
+ else if (!strcasecmp(cmdname, "help")) {
+ nntp_help();
+ }
+
else if (!strcasecmp(cmdname, "capabilities")) {
nntp_capabilities();
}
nntp_starttls();
}
- else if (!strcasecmp(cmdname, "noop")) {
- nntp_noop();
- }
-
else if (!strcasecmp(cmdname, "authinfo")) {
nntp_authinfo(ChrPtr(Cmd));
}
nntp_list(ChrPtr(Cmd));
}
+ else if (!strcasecmp(cmdname, "group")) {
+ nntp_group(ChrPtr(Cmd));
+ }
+
+ else if (!strcasecmp(cmdname, "listgroup")) {
+ nntp_group(ChrPtr(Cmd));
+ }
+
+ else if (!strcasecmp(cmdname, "mode")) {
+ nntp_mode(ChrPtr(Cmd));
+ }
+
else {
cprintf("500 I'm afraid I can't do that.\r\n");
}
/* return our module name for the log */
return "nntp";
}
-