C::C::WrapCGI - remove CGI env vars by default

[catagits/Catalyst-Controller-WrapCGI.git] / lib / Catalyst / Controller / WrapCGI.pm

diff --git a/lib/Catalyst/Controller/WrapCGI.pm b/lib/Catalyst/Controller/WrapCGI.pm
index 5055a9c..2cdab0b 100644 (file)
--- a/lib/Catalyst/Controller/WrapCGI.pm
+++ b/lib/Catalyst/Controller/WrapCGI.pm
@@ -10,6 +10,7 @@ use HTTP::Request ();
 use URI ();
 use Catalyst::Exception ();
 use URI::Escape;
+use HTTP::Request::Common;
 
 use namespace::clean -except => 'meta';
 
@@ -19,11 +20,11 @@ Catalyst::Controller::WrapCGI - Run CGIs in Catalyst
 
 =head1 VERSION
 
-Version 0.0032
+Version 0.0034
 
 =cut
 
-our $VERSION = '0.0032';
+our $VERSION = '0.0034';
 
 =head1 SYNOPSIS
 
@@ -67,21 +68,27 @@ If you just want to run CGIs from files, see L<Catalyst::Controller::CGIBin>.
 
 =head1 CONFIGURATION
 
+=head2 pass_env
+
 C<< $your_controller->{CGI}{pass_env} >> should be an array of environment variables
 or regular expressions to pass through to your CGIs. Entries surrounded by C</>
 characters are considered regular expressions.
 
+=head2 kill_env
+
 C<< $your_controller->{CGI}{kill_env} >> should be an array of environment
 variables or regular expressions to remove from the environment before passing
 it to your CGIs.  Entries surrounded by C</> characters are considered regular
 expressions.
 
-Default is to pass the whole of C<%ENV>, except for C<MOD_PERL> and
-C<CONTENT_TYPE> (that is, the default C<kill_env> is C<[ qw(MOD_PERL
-CONTENT_TYPE) ]>.
+Default is to pass the whole of C<%ENV>, except for entries listed in
+L</FILTERED ENVIRONMENT> below.
 
-C<< $your_controller->{CGI}{username_field} >> should be the field for your user's name, which will be
-read from C<< $c->user->obj >>. Defaults to 'username'.
+=head2 username_field
+
+C<< $your_controller->{CGI}{username_field} >> should be the field for your
+user's name, which will be read from C<< $c->user->obj >>. Defaults to
+'username'.
 
 See L</SYNOPSIS> for an example.
 
@@ -156,7 +163,28 @@ sub wrap_cgi {
     local $/; $body_content = <$body>;
   } else {
     my $body_params = $c->req->body_parameters;
-    if (%$body_params) {
+
+    if (my %uploads = %{ $c->req->uploads }) {
+      my $post = POST 'http://localhost/',
+        Content_Type => 'form-data',
+        Content => [
+          %$body_params,
+          map {
+            my $upl = $uploads{$_};
+            $_ => [
+              undef,
+              $upl->filename,
+              Content => $upl->slurp,
+              map {
+                my $header = $_;
+                map { $header => $_ } $upl->headers->header($header)
+              } $upl->headers->header_field_names
+            ]
+          } keys %uploads
+        ];
+      $body_content = $post->content;
+      $req->content_type($post->header('Content-Type'));
+    } elsif (%$body_params) {
       my $encoder = URI->new;
       $encoder->query_form(%$body_params);
       $body_content = $encoder->query;
@@ -209,6 +237,44 @@ sub wrap_cgi {
   return $env->response;
 }
 
+=head1 FILTERED ENVIRONMENT
+
+If you don't use the L</pass_env> option to restrict which environment variables
+are passed in, the default is to pass the whole of C<%ENV> except the variables
+listed below.
+
+  MOD_PERL
+  SERVER_SOFTWARE
+  SERVER_NAME
+  GATEWAY_INTERFACE
+  SERVER_PROTOCOL
+  SERVER_PORT
+  REQUEST_METHOD
+  PATH_INFO
+  PATH_TRANSLATED
+  SCRIPT_NAME
+  QUERY_STRING
+  REMOTE_HOST
+  REMOTE_ADDR
+  AUTH_TYPE
+  REMOTE_USER
+  REMOTE_IDENT
+  CONTENT_TYPE
+  CONTENT_LENGTH
+  HTTP_ACCEPT
+  HTTP_USER_AGENT
+
+C<%ENV> can be further trimmed using L</kill_env>.
+
+=cut
+
+my $DEFAULT_KILL_ENV = [qw/
+  MOD_PERL SERVER_SOFTWARE SERVER_NAME GATEWAY_INTERFACE SERVER_PROTOCOL
+  SERVER_PORT REQUEST_METHOD PATH_INFO PATH_TRANSLATED SCRIPT_NAME QUERY_STRING
+  REMOTE_HOST REMOTE_ADDR AUTH_TYPE REMOTE_USER REMOTE_IDENT CONTENT_TYPE
+  CONTENT_LENGTH HTTP_ACCEPT HTTP_USER_AGENT
+/];
+
 sub _filtered_env {
   my ($self, $env) = @_;
   my @ok;
@@ -218,7 +284,7 @@ sub _filtered_env {
   $pass_env = [ $pass_env ] unless ref $pass_env;
 
   my $kill_env = $self->{CGI}{kill_env};
-  $kill_env = [ 'MOD_PERL', 'CONTENT_TYPE' ] unless defined $kill_env;
+  $kill_env = $DEFAULT_KILL_ENV unless defined $kill_env;
   $kill_env = [ $kill_env ]  unless ref $kill_env;
 
   if (@$pass_env) {