imap: do not include ".PEEK" in responses

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

diff --git a/lib/PublicInbox/IMAP.pm b/lib/PublicInbox/IMAP.pm
index 2aa7ab346c1fb1462cdc3391906d513047e84796..54c616eee2fd307f39a102384be59dcd9416f99e 100644 (file)
--- a/lib/PublicInbox/IMAP.pm
+++ b/lib/PublicInbox/IMAP.pm
@@ -33,9 +33,6 @@ die "neither Email::Address::XS nor Mail::Address loaded: $@" if !$Address;
 sub LINE_MAX () { 512 } # does RFC 3501 have a limit like RFC 977?
 
 my %FETCH_NEED_BLOB = ( # for future optimization
-       'BODY.PEEK[HEADER]' => 1,
-       'BODY.PEEK[TEXT]' => 1,
-       'BODY.PEEK[]' => 1,
        'BODY[HEADER]' => 1,
        'BODY[TEXT]' => 1,
        'BODY[]' => 1,
@@ -388,8 +385,8 @@ sub uid_fetch_cb { # called by git->cat_async
        $want->{INTERNALDATE} and
                $self->msg_more(' INTERNALDATE "'.$smsg->internaldate.'"');
        $want->{FLAGS} and $self->msg_more(' FLAGS ()');
-       for ('RFC822', 'BODY[]', 'BODY.PEEK[]') {
-               next unless $want->{$_};
+       for ('RFC822', 'BODY[]') {
+               $want->{$_} or next;
                $self->msg_more(" $_ {".length($$bref)."}\r\n");
                $self->msg_more($$bref);
        }
@@ -399,14 +396,14 @@ sub uid_fetch_cb { # called by git->cat_async
        $want->{ENVELOPE} and
                $self->msg_more(' ENVELOPE '.eml_envelope($eml));
 
-       for my $f ('RFC822.HEADER', 'BODY[HEADER]', 'BODY.PEEK[HEADER]') {
-               next unless $want->{$f};
-               $self->msg_more(" $f {".length(${$eml->{hdr}})."}\r\n");
+       for ('RFC822.HEADER', 'BODY[HEADER]') {
+               $want->{$_} or next;
+               $self->msg_more(" $_ {".length(${$eml->{hdr}})."}\r\n");
                $self->msg_more(${$eml->{hdr}});
        }
-       for my $f ('RFC822.TEXT', 'BODY[TEXT]') {
-               next unless $want->{$f};
-               $self->msg_more(" $f {".length($$bref)."}\r\n");
+       for ('RFC822.TEXT', 'BODY[TEXT]') {
+               $want->{$_} or next;
+               $self->msg_more(" $_ {".length($$bref)."}\r\n");
                $self->msg_more($$bref);
        }
        $want->{BODYSTRUCTURE} and
@@ -567,18 +564,16 @@ sub partial_prepare ($$$) {
 
        # recombine [ "BODY[1.HEADER.FIELDS", "(foo", "bar)]" ]
        # back to: "BODY[1.HEADER.FIELDS (foo bar)]"
-       return unless $att =~ /\ABODY(?:\.PEEK)?\[/s;
+       return unless $att =~ /\ABODY\[/s;
        until (rindex($att, ']') >= 0) {
                my $next = shift @$want or return;
                $att .= ' ' . uc($next);
        }
-       if ($att =~ /\ABODY(?:\.PEEK)?\[
-                               ([0-9]+(?:\.[0-9]+)*)? # 1 - section_idx
-                               (?:\.(HEADER|MIME|TEXT))? # 2 - section_name
+       if ($att =~ /\ABODY\[([0-9]+(?:\.[0-9]+)*)? # 1 - section_idx
+                       (?:\.(HEADER|MIME|TEXT))? # 2 - section_name
                        \](?:<([0-9]+)(?:\.([0-9]+))?>)?\z/sx) { # 3, 4
                $partial->{$att} = [ \&partial_body, $1, $2, $3, $4 ];
-       } elsif ($att =~ /\ABODY(?:\.PEEK)?\[
-                               (?:([0-9]+(?:\.[0-9]+)*)\.)? # 1 - section_idx
+       } elsif ($att =~ /\ABODY\[(?:([0-9]+(?:\.[0-9]+)*)\.)? # 1 - section_idx
                                (?:HEADER\.FIELDS(\.NOT)?)\x20 # 2
                                \(([A-Z0-9\-\x20]+)\) # 3 - hdrs
                        \](?:<([0-9]+)(?:\.([0-9]+))?>)?\z/sx) { # 4 5
@@ -623,6 +618,7 @@ sub fetch_common ($$$$) {
        my (%partial, %want);
        while (defined(my $att = shift @$want)) {
                $att = uc($att);
+               $att =~ s/\ABODY\.PEEK\[/BODY\[/; # we're read-only
                my $x = $FETCH_ATT{$att};
                if ($x) {
                        %want = (%want, %$x);
@@ -633,7 +629,7 @@ sub fetch_common ($$$$) {
 
        # stabilize partial order for consistency and ease-of-debugging:
        if (scalar keys %partial) {
-               $want{-partial} = [ map {
+               $want{-partial} = [ map {;
                        [ $_, @{$partial{$_}} ]
                } sort keys %partial ];
        }