net_writer: start implementing IMAP write support

[public-inbox.git] / lib / PublicInbox / NetWriter.pm

diff --git a/lib/PublicInbox/NetWriter.pm b/lib/PublicInbox/NetWriter.pm
new file mode 100644 (file)
index 0000000..6f0a0b9
--- /dev/null
+++ b/lib/PublicInbox/NetWriter.pm
@@ -0,0 +1,26 @@
+# Copyright (C) 2021 all contributors <meta@public-inbox.org>
+# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
+
+# common writer code for IMAP (and later, JMAP)
+package PublicInbox::NetWriter;
+use strict;
+use v5.10.1;
+use parent qw(PublicInbox::NetReader);
+use PublicInbox::Smsg;
+use PublicInbox::MsgTime qw(msg_timestamp);
+
+my %IMAPkw2flags;
+@IMAPkw2flags{values %PublicInbox::NetReader::IMAPflags2kw} =
+                               keys %PublicInbox::NetReader::IMAPflags2kw;
+
+sub imap_append {
+       my ($mic, $folder, $bref, $smsg, $eml) = @_;
+       $bref //= \($eml->as_string);
+       $smsg //= bless { }, 'PublicInbox::Smsg';
+       $smsg->{ts} //= msg_timestamp($eml // PublicInbox::Eml->new($$bref));
+       my @f = map { $IMAPkw2flags{$_} } @{$smsg->{kw}};
+       $mic->append_string($folder, $$bref, "@f", $smsg->internaldate) or
+               die "APPEND $folder: $@";
+}
+
+1;