From 505e602c31196f1f2f7ed6b5d986b18957d511e4 Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Tue, 17 Jul 2012 21:29:11 -0500
Subject: finish the basic implementation of ::Response

mostly copied from Plack::Response
---
 lib/Web/Response.pm | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 88 insertions(+), 5 deletions(-)

(limited to 'lib')

diff --git a/lib/Web/Response.pm b/lib/Web/Response.pm
index 970f322..ce5c013 100644
--- a/lib/Web/Response.pm
+++ b/lib/Web/Response.pm
@@ -1,7 +1,8 @@
 package Web::Response;
 use Moose;
 
-use HTTP::Headers;
+use HTTP::Headers ();
+use URI::Escape ();
 
 use Web::Response::Types ();
 
@@ -36,18 +37,100 @@ has body => (
 );
 
 has cookies => (
-    is      => 'ro',
-    isa     => 'HashRef',
+    is      => 'rw',
+    isa     => 'HashRef[Str|HashRef[Str]]',
     lazy    => 1,
     default => sub { +{} },
 );
 
 sub redirect {
-    ...
+    my $self = shift;
+    my ($url, $status) = @_;
+
+    $self->status($status || 302);
+    $self->location($url);
 }
 
 sub finalize {
-    ...
+    my $self = shift;
+
+    $self->_finalize_cookies;
+
+    return [
+        $self->status,
+        [
+            map {
+                my $k = $_;
+                map {
+                    my $v = $_;
+                    # replace LWS with a single SP
+                    $v =~ s/\015\012[\040|\011]+/chr(32)/ge;
+                    # remove CR and LF since the char is invalid here
+                    $v =~ s/\015|\012//g;
+                    ( $k => $v )
+                } $self->header($k);
+            } $self->headers->header_field_names
+        ],
+        $self->body
+    ];
+}
+
+sub _finalize_cookies {
+    my $self = shift;
+
+    my $cookies = $self->cookies;
+    for my $name (keys %$cookies) {
+        $headers->push_header(
+            'Set-Cookie' => $self->_bake_cookie($name, $cookies->{name}),
+        );
+    }
+
+    $self->cookies({});
+}
+
+sub _bake_cookie {
+    my $self = shift;
+    my ($name, $val) = @_;
+
+    return '' unless defined $val;
+    $val = { value => $val }
+        unless ref($val) eq 'HASH';
+
+    my @cookie = (
+        URI::Escape::uri_escape($name)
+      . '='
+      . URI::Escape::uri_escape($val->{value})
+    );
+
+    push @cookie, 'domain='  . $val->{domain}
+        if defined($val->{domain});
+    push @cookie, 'path='    . $val->{path}
+        if defined($val->{path});
+    push @cookie, 'expires=' . $self->_date($val->{expires})
+        if defined($val->{expires});
+    push @cookie, 'secure'
+        if $val->{secure};
+    push @cookie, 'HttpOnly'
+        if $val->{httponly};
+
+    return join '; ', @cookie;
+}
+
+# XXX DateTime?
+my @MON  = qw( Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec );
+my @WDAY = qw( Sun Mon Tue Wed Thu Fri Sat );
+
+sub _date {
+    my $self = shift;
+    my ($expires) = @_;
+
+    return $expires unless $expires =~ /^\d+$/;
+
+    my ($sec, $min, $hour, $mday, $mon, $year, $wday) = gmtime($expires);
+    $year += 1900;
+
+    return sprintf("%s, %02d-%s-%04d %02d:%02d:%02d GMT",
+                   $WDAY[$wday], $mday, $MON[$mon], $year, $hour, $min, $sec);
 }
 
 __PACKAGE__->meta->make_immutable;
-- 
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