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lib/CGI/Maypole.pm  view on Meta::CPAN

=head1 Implementation

This class overrides a set of methods in the base Maypole class to provide it's
functionality. See L<Maypole> for these:

=over

=item get_request

=cut

sub get_request {
  my $self = shift;
  my $request_options = $self->config->request_options || {};
  $CGI::Simple::POST_MAX = $request_options->{POST_MAX} if ($request_options->{POST_MAX});
  $self->cgi( CGI::Simple->new );
}

=item parse_location

=cut

sub parse_location 
{
    my $r = shift;
    my $cgi = $r->cgi;

    # Reconstruct the request headers (as far as this is possible)
    $r->headers_in(Maypole::Headers->new);
    for my $http_header ($cgi->http) {
        (my $field_name = $http_header) =~ s/^HTTPS?_//;
        $r->headers_in->set($field_name => $cgi->http($http_header));
    }

    $r->preprocess_location();

    my $path = $cgi->url( -absolute => 1, -path_info => 1 );
    my $loc = $cgi->url( -absolute => 1 );
    {
        no warnings 'uninitialized';
        $path .= '/' if $path eq $loc;
	if ($loc =~ /\/$/) {
	  $path =~ s/^($loc)?//;
	} else {
	  $path =~ s/^($loc)?\///;
	}
    }
    $r->path($path);
    
    $r->parse_path;
    $r->parse_args;
}

=item warn

=cut

sub warn {
    my ($self,@args) = @_;
    my ($package, $line) = (caller)[0,2];
    warn "[$package line $line] ", @args ;
    return;
}

=item parse_args

=cut

sub parse_args 
{
    my $r = shift;
    my (%vars) = $r->cgi->Vars;
    while ( my ( $key, $value ) = each %vars ) {
        my @values = split "\0", $value;
        $vars{$key} = @values <= 1 ? $values[0] : \@values;
    }
    $r->params( {%vars} );
    $r->query( $r->params );
}

=item redirect_request

=cut

# FIXME: use headers_in to gather host and other information?
sub redirect_request 
{
  my $r = shift;
  my $redirect_url = $_[0];
  my $status = "302";
  if ($_[1]) {
    my %args = @_;
    if ($args{url}) {
      $redirect_url = $args{url};
    } else {
      my $path = $args{path} || $r->cgi->url(-absolute => 1, -query=>1);
      my $host = $args{domain};
      ($host = $r->cgi->url(-base => 1)) =~ s/^https?:\/\///i unless ($host);
      my $protocol = $args{protocol} || $r->get_protocol;
      $redirect_url = "${protocol}://${host}/${path}";
    }
    $status = $args{status} if ($args{status});
  }

  $r->headers_out->set('Status' => $status);
  $r->headers_out->set('Location' => $redirect_url);

  return;
}

=item get_protocol

=cut

sub get_protocol 
{
  my $self = shift;
  my $protocol = ($self->cgi->https) ? 'https' : 'http';
  return $protocol;
}