+
+ %RT::Ticket::MERGE_CACHE = ( effective => {}, merged => {} );
+
+ # RT::System persists between requests, so its attributes cache has to be
+ # cleared manually. Without this, for example, subject tags across multiple
+ # processes will remain cached incorrectly
+ delete $RT::System->{attributes};
+
+ # Explicitly remove any tmpfiles that GPG opened, and close their
+ # filehandles. unless we are doing inline psgi testing, which kills all the tmp file created by tests.
+ File::Temp::cleanup()
+ unless $INC{'Test/WWW/Mechanize/PSGI.pm'};
+
+
+}
+
+
+sub HTML::Mason::Exception::as_rt_error {
+ my ($self) = @_;
+ $RT::Logger->error( $self->as_text );
+ return "An internal RT error has occurred. Your administrator can find more details in RT's log files.";
+}
+
+=head1 CheckModPerlHandler
+
+Make sure we're not running with SetHandler perl-script.
+
+=cut
+
+sub CheckModPerlHandler{
+ my $self = shift;
+ my $env = shift;
+
+ # Plack::Handler::Apache2 masks MOD_PERL, so use MOD_PERL_API_VERSION
+ return unless( $env->{'MOD_PERL_API_VERSION'}
+ and $env->{'MOD_PERL_API_VERSION'} == 2);
+
+ my $handler = $env->{'psgi.input'}->handler;
+
+ return unless defined $handler && $handler eq 'perl-script';
+
+ $RT::Logger->critical(<<MODPERL);
+RT has problems when SetHandler is set to perl-script.
+Change SetHandler in your in httpd.conf to:
+
+ SetHandler modperl
+
+For a complete example mod_perl configuration, see:
+
+https://bestpractical.com/rt/docs/@{[$RT::VERSION =~ /^(\d\.\d)/]}/web_deployment.html#mod_perl-2.xx
+MODPERL
+
+ my $res = Plack::Response->new(500);
+ $res->content_type("text/plain");
+ $res->body("Server misconfiguration; see error log for details");
+ return $res;
+}
+
+# PSGI App
+
+use RT::Interface::Web::Handler;
+use CGI::Emulate::PSGI;
+use Plack::Request;
+use Plack::Response;
+use Plack::Util;
+use Encode qw(encode_utf8);
+
+sub PSGIApp {
+ my $self = shift;
+
+ # XXX: this is fucked
+ require HTML::Mason::CGIHandler;
+ require HTML::Mason::PSGIHandler::Streamy;
+ my $h = RT::Interface::Web::Handler::NewHandler('HTML::Mason::PSGIHandler::Streamy');
+
+ $self->InitSessionDir;
+
+ return sub {
+ my $env = shift;
+
+ {
+ my $res = $self->CheckModPerlHandler($env);
+ return $self->_psgi_response_cb( $res->finalize ) if $res;
+ }
+
+ RT::ConnectToDatabase() unless RT->InstallMode;
+
+ my $req = Plack::Request->new($env);
+
+ # CGI.pm normalizes .. out of paths so when you requested
+ # /NoAuth/../Ticket/Display.html we saw Ticket/Display.html
+ # PSGI doesn't normalize .. so we have to deal ourselves.
+ if ( $req->path_info =~ m{(^|/)\.\.?(/|$)} ) {
+ $RT::Logger->crit("Invalid request for ".$req->path_info." aborting");
+ my $res = Plack::Response->new(400);
+ return $self->_psgi_response_cb($res->finalize,sub { $self->CleanupRequest });
+ }
+ $env->{PATH_INFO} = $self->_mason_dir_index( $h->interp, $req->path_info);
+
+ my $ret;
+ {
+ # XXX: until we get rid of all $ENV stuff.
+ local %ENV = (%ENV, CGI::Emulate::PSGI->emulate_environment($env));
+
+ $ret = $h->handle_psgi($env);
+ }
+
+ $RT::Logger->crit($@) if $@ && $RT::Logger;
+ warn $@ if $@ && !$RT::Logger;
+ if (ref($ret) eq 'CODE') {
+ my $orig_ret = $ret;
+ $ret = sub {
+ my $respond = shift;
+ local %ENV = (%ENV, CGI::Emulate::PSGI->emulate_environment($env));
+ $orig_ret->($respond);
+ };
+ }
+
+ return $self->_psgi_response_cb($ret,
+ sub {
+ $self->CleanupRequest()
+ });
+};
+
+sub _psgi_response_cb {
+ my $self = shift;
+ my ($ret, $cleanup) = @_;
+ Plack::Util::response_cb
+ ($ret,
+ sub {
+ my $res = shift;
+
+ if ( RT->Config->Get('Framebusting') ) {
+ # XXX TODO: Do we want to make the value of this header configurable?
+ Plack::Util::header_set($res->[1], 'X-Frame-Options' => 'DENY');
+ }
+
+ return sub {
+ if (!defined $_[0]) {
+ $cleanup->();
+ return '';
+ }
+ return utf8::is_utf8($_[0]) ? encode_utf8($_[0]) : $_[0];
+ return $_[0];
+ };
+ });
+ }