Fixes #28 support https urls for metadata

Makefile.PL

@@ -34,6 +34,7 @@ my %WriteMakefileArgs = (
     "HTTP::Request::Common" => 0,
     "IO::Compress::RawDeflate" => 0,
     "IO::Uncompress::RawInflate" => 0,
+    "LWP::Protocol::https" => 0,
     "LWP::UserAgent" => 0,
     "List::Util" => 0,
     "MIME::Base64" => 0,
@@ -96,6 +97,7 @@ my %FallbackPrereqs = (
   "IO::Compress::RawDeflate" => 0,
   "IO::Uncompress::RawInflate" => 0,
   "Import::Into" => 0,
+  "LWP::Protocol::https" => 0,
   "LWP::UserAgent" => 0,
   "List::Util" => 0,
   "MIME::Base64" => 0,

cpanfile

@@ -18,6 +18,7 @@ requires "File::Slurp" => "0";
 requires "HTTP::Request::Common" => "0";
 requires "IO::Compress::RawDeflate" => "0";
 requires "IO::Uncompress::RawInflate" => "0";
+requires "LWP::Protocol::https" => "0";
 requires "LWP::UserAgent" => "0";
 requires "List::Util" => "0";
 requires "MIME::Base64" => "0";

lib/Net/SAML2/IdP.pm

@@ -57,8 +57,17 @@ sub new_from_url {
     my $req = GET $args{url};
     my $ua  = LWP::UserAgent->new;
 
+    if ( defined $args{ssl_opts} ) {
+        require LWP::Protocol::https;
+        $ua->ssl_opts( %{$args{ssl_opts}} );
+    }
+
     my $res = $ua->request($req);
-    die "no metadata" unless $res->is_success;
+    if (! $res->is_success ) {
+        my $msg = "no metadata: " . $res->code . ": " . $res->message . "\n";
+        die $msg;
+    }
+
     my $xml = $res->content;
 
     return $class->new_from_xml(xml => $xml, cacert => $args{cacert});