X-Git-Url: http://git.shiar.net/sheet.git/blobdiff_plain/7db73ab9c0171b7c9afd02e205d09b83ce1a2b64..bc90ff6381dc84bc5a16f2f337abad58f74bb116:/sample.plp

diff --git a/sample.plp b/sample.plp
index b4d2c44..adae7bd 100644
--- a/sample.plp
+++ b/sample.plp
@@ -1,12 +1,15 @@
 <(common.inc.plp)><:
 
 my $textinc = 'data/unicode-sampler/unicode.txt';
+my $proto = sprintf('http%s://', !!$ENV{HTTPS} && 's');
+my $preview = "$proto$ENV{HTTP_HOST}/sample.png";
 
 Html({
 	title => "unicode sampler",
 	version => '2.0',
 	stylesheet => [qw'light dark mono red'],
 	data => [$textinc],
+	raw => qq(<meta property="og:image" content="$preview" />),
 });
 
 open my $source, '<', $textinc