X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=blobdiff_plain;f=lib%2FCatalyst%2FRequest.pm;h=c85ca09e2fec6e7b0a234e9290d002da1f053d0e;hp=e6f0a007fe19fa12efdbde04445952cced98a447;hb=2f3812528068bc1d9f7840067f0c03d36cd47e6d;hpb=afb82794328ff8da1efc0a4c37f3f3703c262c31

diff --git a/lib/Catalyst/Request.pm b/lib/Catalyst/Request.pm
index e6f0a00..c85ca09 100644
--- a/lib/Catalyst/Request.pm
+++ b/lib/Catalyst/Request.pm
@@ -537,7 +537,8 @@ Returns a URI object for the current request. Stringifies to the URI text.
 =head2 $req->uri_with( { key => 'value' } );
 
 Returns a rewritten URI object for the current request. Key/value pairs
-passed in will override existing parameters. Unmodified pairs will be
+passed in will override existing parameters. You can remove an existing
+parameter by passing in an undef value. Unmodified pairs will be
 preserved.
 
 =cut
@@ -547,7 +548,7 @@ sub uri_with {
     
     carp( 'No arguments passed to uri_with()' ) unless $args;
 
-    for my $value ( values %$args ) {
+    foreach my $value ( values %$args ) {
         next unless defined $value;
         for ( ref $value eq 'ARRAY' ? @$value : $value ) {
             $_ = "$_";
@@ -555,11 +556,12 @@ sub uri_with {
         }
     };
     
-    my $uri = $self->uri->clone;
-    
+    my $uri   = $self->uri->clone;
+    my %query = ( %{ $uri->query_form_hash }, %$args );
+
     $uri->query_form( {
-        %{ $uri->query_form_hash },
-        %$args
+        # remove undef values
+        map { defined $query{ $_ } ? ( $_ => $query{ $_ } ) : () } keys %query
     } );
     return $uri;
 }
@@ -580,9 +582,7 @@ Provided by Moose
 
 =head1 AUTHORS
 
-Sebastian Riedel, C<sri@cpan.org>
-
-Marcus Ramberg, C<mramberg@cpan.org>
+Catalyst Contributors, see Catalyst.pm
 
 =head1 COPYRIGHT