view: start performing buffering into {obuf}

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

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index f6df2b41664108a5ee69e32d3f636f82b7438b5a..544ded7dd029f8f67e8c47e50e24735ac1c26823 100644 (file)
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -30,9 +30,8 @@ sub msg_html_i {
        if ($nr == 1) {
                # $more cannot be true w/o $smsg being defined:
                my $upfx = $more ? '../'.mid_escape($ctx->{smsg}->mid).'/' : '';
-               $ctx->{tip} .
-                       multipart_text_as_html(delete $ctx->{mime}, $upfx,
-                                               $ctx) . '</pre><hr>'
+               multipart_text_as_html(delete $ctx->{mime}, $upfx, $ctx);
+               ${delete $ctx->{obuf}} .= '</pre><hr>';
        } elsif ($more) {
                ++$ctx->{end_nr};
                # fake an EOF if {more} retrieval fails fails;
@@ -54,7 +53,7 @@ sub msg_html {
        my $ibx = $ctx->{-inbox};
        $ctx->{-obfs_ibx} = $ibx->{obfuscate} ? $ibx : undef;
        my $hdr = $ctx->{hdr} = $mime->header_obj;
-       $ctx->{tip} = _msg_html_prepare($hdr, $ctx, 0);
+       _msg_html_prepare_obuf($hdr, $ctx, 0);
        $ctx->{end_nr} = 2;
        $ctx->{smsg} = $smsg;
        $ctx->{mime} = $mime;
@@ -92,9 +91,9 @@ sub msg_html_more {
        return '' unless $smsg;
        my $upfx = '../' . mid_escape($smsg->mid) . '/';
        my $mime = delete $smsg->{mime};
-       _msg_html_prepare($mime->header_obj, $ctx, $nr) .
-               multipart_text_as_html($mime, $upfx, $ctx) .
-               '</pre><hr>'
+       _msg_html_prepare_obuf($mime->header_obj, $ctx, $nr);
+       multipart_text_as_html($mime, $upfx, $ctx);
+       ${delete $ctx->{obuf}} .= '</pre><hr>';
 }
 
 # /$INBOX/$MESSAGE_ID/#R
@@ -259,9 +258,9 @@ sub index_entry {
 
        # scan through all parts, looking for displayable text
        $ctx->{mhref} = $mhref;
-       $ctx->{rv} = \$rv;
+       $ctx->{obuf} = \$rv;
        msg_iter($mime, \&add_text_body, $ctx, 1);
-       delete $ctx->{rv};
+       delete $ctx->{obuf};
 
        # add the footer
        $rv .= "\n<a\nhref=#$id_m\nid=e$id>^</a> ".
@@ -495,11 +494,9 @@ sub thread_html_i { # PublicInbox::WwwStream::getline callback
 sub multipart_text_as_html {
        my (undef, $mhref, $ctx) = @_; # $mime = $_[0]
        $ctx->{mhref} = $mhref;
-       $ctx->{rv} = \(my $rv = '');
 
        # scan through all parts, looking for displayable text
        msg_iter($_[0], \&add_text_body, $ctx, 1);
-       ${delete $ctx->{rv}};
 }
 
 sub flush_quote {
@@ -538,7 +535,7 @@ sub attach_link ($$$$;$) {
        } else {
                $sfn = 'a.bin';
        }
-       my $rv = $ctx->{rv};
+       my $rv = $ctx->{obuf};
        $$rv .= qq($nl<a\nhref="$ctx->{mhref}$idx-$sfn">);
        if ($err) {
                $$rv .= "[-- Warning: decoded text below may be mangled --]\n";
@@ -601,7 +598,7 @@ sub add_text_body { # callback for msg_iter
        # split off quoted and unquoted blocks:
        my @sections = split(/((?:^>[^\n]*\n)+)/sm, $s);
        $s = '';
-       my $rv = $ctx->{rv};
+       my $rv = $ctx->{obuf};
        if (defined($fn) || $depth > 0 || $err) {
                # badly-encoded message with $err? tell the world about it!
                attach_link($ctx, $ct, $p, $fn, $err);
@@ -626,9 +623,8 @@ sub add_text_body { # callback for msg_iter
        obfuscate_addrs($ibx, $$rv) if $ibx->{obfuscate};
 }
 
-sub _msg_html_prepare {
+sub _msg_html_prepare_obuf {
        my ($hdr, $ctx, $nr) = @_;
-       my $atom = '';
        my $over = $ctx->{-inbox}->over;
        my $obfs_ibx = $ctx->{-obfs_ibx};
        my $rv = '';
@@ -706,6 +702,7 @@ sub _msg_html_prepare {
        }
        $rv .= _parent_headers($hdr, $over);
        $rv .= "\n";
+       $ctx->{obuf} = \$rv;
 }
 
 sub SKEL_EXPAND () {