X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FHval.pm;h=70bae7c67db9bfc59e36779016e1842a3292a7ff;hb=476fc666c223f0fb;hp=e0ec630583dd84364c6131575d8bf5a655d816a4;hpb=f76f265a851944b5dedcc3be5f3b5224b6ebda89;p=public-inbox.git

diff --git a/lib/PublicInbox/Hval.pm b/lib/PublicInbox/Hval.pm
index e0ec6305..70bae7c6 100644
--- a/lib/PublicInbox/Hval.pm
+++ b/lib/PublicInbox/Hval.pm
@@ -1,27 +1,34 @@
 # Copyright (C) 2014-2015 all contributors <meta@public-inbox.org>
 # License: AGPLv3 or later (https://www.gnu.org/licenses/agpl-3.0.txt)
 #
-# represents a header value in various forms
+# represents a header value in various forms.  Used for HTML generation
+# in our web interface(s)
 package PublicInbox::Hval;
 use strict;
 use warnings;
-use fields qw(raw href);
 use Encode qw(find_encoding);
 use URI::Escape qw(uri_escape_utf8);
 use PublicInbox::MID qw/mid_clean/;
+use base qw/Exporter/;
+our @EXPORT_OK = qw/ascii_html/;
+
+# for user-generated content (UGC) which may have excessively long lines
+# and screw up rendering on some browsers.  This is the only CSS style
+# feature we use.
+use constant STYLE => '<style>pre{white-space:pre-wrap}</style>';
+use constant PRE => "<pre\nstyle=\"white-space:pre-wrap\">"; # legacy
 
 my $enc_ascii = find_encoding('us-ascii');
 
 sub new {
 	my ($class, $raw, $href) = @_;
-	my $self = fields::new($class);
 
-	# we never care about leading/trailing whitespace
-	$raw =~ s/\A\s*//;
+	# we never care about trailing whitespace
 	$raw =~ s/\s*\z//;
-	$self->{raw} = $raw;
-	$self->{href} = defined $href ? $href : $raw;
-	$self;
+	bless {
+		raw => $raw,
+		href => defined $href ? $href : $raw,
+	}, $class;
 }
 
 sub new_msgid {
@@ -64,4 +71,9 @@ sub raw {
 	}
 }
 
+sub prurl {
+	my ($env, $u) = @_;
+	index($u, '//') == 0 ? "$env->{'psgi.url_scheme'}:$u" : $u;
+}
+
 1;