about summary refs log tree commit homepage
path: root/lib/PublicInbox/LeiToMail.pm
diff options
context:
space:
mode:
Diffstat (limited to 'lib/PublicInbox/LeiToMail.pm')
-rw-r--r--lib/PublicInbox/LeiToMail.pm31
1 files changed, 27 insertions, 4 deletions
diff --git a/lib/PublicInbox/LeiToMail.pm b/lib/PublicInbox/LeiToMail.pm
index d782d4c7..be6e178f 100644
--- a/lib/PublicInbox/LeiToMail.pm
+++ b/lib/PublicInbox/LeiToMail.pm
@@ -390,10 +390,16 @@ sub new {
                 -e $dst && !-d _ and die
                                 "$dst exists and is not a directory\n";
                 $lei->{ovv}->{dst} = $dst .= '/' if substr($dst, -1) ne '/';
+                $lei->{opt}->{save} //= \1 if $lei->{cmd} eq 'q';
         } elsif (substr($fmt, 0, 4) eq 'mbox') {
                 require PublicInbox::MboxReader;
                 $self->can("eml2$fmt") or die "bad mbox format: $fmt\n";
                 $self->{base_type} = 'mbox';
+                if ($lei->{cmd} eq 'q' &&
+                                (($lei->path_to_fd($dst) // -1) < 0) &&
+                                (-f $dst || !-e _)) {
+                        $lei->{opt}->{save} //= \1;
+                }
         } elsif ($fmt =~ /\Aimaps?\z/) {
                 require PublicInbox::NetWriter;
                 require PublicInbox::URIimap;
@@ -408,6 +414,7 @@ sub new {
                 $dst = $lei->{ovv}->{dst} = $$uri; # canonicalized
                 $lei->{net} = $net;
                 $self->{base_type} = 'imap';
+                $lei->{opt}->{save} //= \1 if $lei->{cmd} eq 'q';
         } elsif ($fmt eq 'text') {
                 require PublicInbox::LeiViewText;
                 $lei->{lvt} = PublicInbox::LeiViewText->new($lei);
@@ -454,9 +461,17 @@ sub _pre_augment_maildir {
         open $self->{poke_dh}, '<', "${dst}cur" or die "open ${dst}cur: $!";
 }
 
+sub clobber_dst_prepare ($;$) {
+        my ($lei, $f) = @_;
+        my $wait = (defined($f) && $lei->{sto}) ?
+                        $lei->{sto}->ipc_do('lms_forget_folders', $f) : undef;
+        my $dedupe = $lei->{dedupe} or return;
+        $dedupe->reset_dedupe if $dedupe->can('reset_dedupe');
+}
+
 sub _do_augment_maildir {
         my ($self, $lei) = @_;
-        return if ($lei->{opt}->{save} // 0) < 0;
+        return if $lei->{cmd} eq 'up';
         my $dst = $lei->{ovv}->{dst};
         my $lse = $lei->{opt}->{'import-before'} ? $lei->{lse} : undef;
         my $mdr = PublicInbox::MdirReader->new;
@@ -468,9 +483,11 @@ sub _do_augment_maildir {
                         $dedupe->pause_dedupe;
                 }
         } elsif ($lse) {
+                clobber_dst_prepare($lei, "maildir:$dst");
                 $mdr->{shard_info} = $self->{shard_info};
                 $mdr->maildir_each_eml($dst, \&_md_update, $lei, $lse, 1);
         } else {# clobber existing Maildir
+                clobber_dst_prepare($lei, "maildir:$dst");
                 $mdr->maildir_each_file($dst, \&_unlink);
         }
 }
@@ -487,7 +504,7 @@ sub _imap_augment_or_delete { # PublicInbox::NetReader::imap_each cb
 
 sub _do_augment_imap {
         my ($self, $lei) = @_;
-        return if ($lei->{opt}->{save} // 0) < 0;
+        return if $lei->{cmd} eq 'up';
         my $net = $lei->{net};
         my $lse = $lei->{opt}->{'import-before'} ? $lei->{lse} : undef;
         if ($lei->{opt}->{augment}) {
@@ -499,11 +516,13 @@ sub _do_augment_imap {
                 }
         } elsif ($lse) {
                 my $delete_mic;
+                clobber_dst_prepare($lei, "$self->{uri}");
                 $net->imap_each($self->{uri}, \&_imap_augment_or_delete,
                                         $lei, $lse, \$delete_mic);
                 $delete_mic->expunge if $delete_mic;
         } elsif (!$self->{-wq_worker_nr}) { # undef or 0
                 # clobber existing IMAP folder
+                clobber_dst_prepare($lei, "$self->{uri}");
                 $net->imap_delete_all($self->{uri});
         }
 }
@@ -563,6 +582,8 @@ sub _pre_augment_mbox {
                         if $imp_before && !ref($imp_before);
                 die "--augment specified but $dst is not seekable\n" if
                         $lei->{opt}->{augment};
+                die "cannot --save with unseekable $dst\n" if
+                        $lei->{dedupe} && $lei->{dedupe}->can('reset_dedupe');
         }
         if ($self->{zsfx} = PublicInbox::MboxReader::zsfx($dst)) {
                 pipe(my ($r, $w)) or die "pipe: $!";
@@ -581,10 +602,10 @@ sub _do_augment_mbox {
         my ($self, $lei) = @_;
         return unless $self->{seekable};
         my $opt = $lei->{opt};
-        return if ($opt->{save} // 0) < 0;
+        return if $lei->{cmd} eq 'up';
         my $out = $lei->{1};
         my ($fmt, $dst) = @{$lei->{ovv}}{qw(fmt dst)};
-        return unless -s $out;
+        return clobber_dst_prepare($lei) unless -s $out;
         unless ($opt->{augment} || $opt->{'import-before'}) {
                 truncate($out, 0) or die "truncate($dst): $!";
                 return;
@@ -599,6 +620,8 @@ sub _do_augment_mbox {
         if ($opt->{augment}) {
                 $dedupe = $lei->{dedupe};
                 $dedupe->prepare_dedupe if $dedupe;
+        } else {
+                clobber_dst_prepare($lei);
         }
         if ($opt->{'import-before'}) { # the default
                 my $lse = $lei->{lse};