-# Copyright (C) 2020 all contributors <meta@public-inbox.org>
+# Copyright (C) all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
-# represents an IMAPD (currently a singleton),
-# see script/public-inbox-imapd for how it is used
+# represents an IMAPD, see script/public-inbox-imapd for how it is used
package PublicInbox::IMAPD;
use strict;
-use parent qw(PublicInbox::NNTPD);
+use v5.10.1;
+use PublicInbox::Config;
use PublicInbox::InboxIdle;
+use PublicInbox::IMAP;
+use PublicInbox::DummyInbox;
+my $dummy = bless { uidvalidity => 0 }, 'PublicInbox::DummyInbox';
sub new {
my ($class) = @_;
bless {
- groups => {},
+ # mailboxes => {},
err => \*STDERR,
out => \*STDOUT,
- grouplist => [],
- # accept_tls => { SSL_server => 1, ..., SSL_reuse_ctx => ... }
+ # ssl_ctx_opt => { SSL_cert_file => ..., SSL_key_file => ... }
+ # pi_cfg => PublicInbox::Config
# idler => PublicInbox::InboxIdle
}, $class;
}
+sub _refresh_ibx { # pi_cfg->each_inbox cb
+ my ($ibx, $imapd, $cache, $dummies) = @_;
+ my $ngname = $ibx->{newsgroup} // return;
+
+ # We require lower-case since IMAP mailbox names are
+ # case-insensitive (but -nntpd matches INN in being
+ # case-sensitive)
+ if ($ngname =~ m![^a-z0-9/_\.\-\~\@\+\=:]! ||
+ # don't confuse with 50K slices
+ $ngname =~ /\.[0-9]+\z/) {
+ warn "mailbox name invalid: newsgroup=`$ngname'\n";
+ return;
+ }
+ my $ce = $cache->{$ngname};
+ %$ibx = (%$ibx, %$ce) if $ce;
+ # only valid if msgmap and over works:
+ if (defined($ibx->uidvalidity)) {
+ # fill ->{mailboxes}:
+ PublicInbox::IMAP::ensure_slices_exist($imapd, $ibx);
+ # preload to avoid fragmentation:
+ $ibx->description;
+ # ensure dummies are selectable:
+ do {
+ $dummies->{$ngname} = $dummy;
+ } while ($ngname =~ s/\.[^\.]+\z//);
+ }
+ delete @$ibx{qw(mm over)};
+}
+
sub refresh_groups {
- my ($self) = @_;
- if (my $old_idler = delete $self->{idler}) {
- $old_idler->close; # PublicInbox::DS::close
+ my ($self, $sig) = @_;
+ my $pi_cfg = PublicInbox::Config->new;
+ $self->{mailboxes} = $pi_cfg->{-imap_mailboxes} // do {
+ my $mailboxes = $self->{mailboxes} = {};
+ my $cache = eval { $pi_cfg->ALL->misc->nntpd_cache_load } // {};
+ my $dummies = {};
+ $pi_cfg->each_inbox(\&_refresh_ibx, $self, $cache, $dummies);
+ %$mailboxes = (%$dummies, %$mailboxes);
+ @{$pi_cfg->{-imap_mailboxlist}} = map { $_->[2] }
+ sort { $a->[0] cmp $b->[0] || $a->[1] <=> $b->[1] }
+ map {
+ # capitalize "INBOX" for user-familiarity
+ my $u = $_;
+ $u =~ s/\Ainbox(\.|\z)/INBOX$1/i;
+ if ($mailboxes->{$_} == $dummy) {
+ [ $u, -1,
+ qq[* LIST (\\HasChildren) "." $u\r\n]]
+ } else {
+ $u =~ /\A(.+)\.([0-9]+)\z/ or die
+"BUG: `$u' has no slice digit(s)";
+ [ $1, $2 + 0, '* LIST '.
+ qq[(\\HasNoChildren) "." $u\r\n] ]
+ }
+ } keys %$mailboxes;
+ $pi_cfg->{-imap_mailboxes} = $mailboxes;
+ };
+ $self->{mailboxlist} = $pi_cfg->{-imap_mailboxlist} //
+ die 'BUG: no mailboxlist';
+ $self->{pi_cfg} = $pi_cfg;
+ if (my $idler = $self->{idler}) {
+ $idler->refresh($pi_cfg);
}
- my $pi_config = PublicInbox::Config->new;
- $self->{idler} = PublicInbox::InboxIdle->new($pi_config);
- $self->SUPER::refresh_groups($pi_config);
+}
+
+sub idler_start {
+ $_[0]->{idler} //= PublicInbox::InboxIdle->new($_[0]->{pi_cfg});
+}
+
+sub event_step { # called vai requeue for low-priority IMAP clients
+ my ($self) = @_;
+ my $imap = shift(@{$self->{-authed_q}}) // return;
+ PublicInbox::DS::requeue($self) if scalar(@{$self->{-authed_q}});
+ $imap->event_step; # PublicInbox::IMAP::event_step
}
1;