Ready to start thinking about IO bound delayed response

This commit is contained in:
Patrick Donelan 2010-03-13 11:31:32 -05:00
parent 7603fce565
commit 5f549b1305
4 changed files with 74 additions and 47 deletions

View file

@ -25,11 +25,11 @@ use WebGUI::Config;
use WebGUI::Pluggable;
use WebGUI::Session;
use WebGUI::User;
use Any::Moose;
use Moose;
use Plack::Request;
has root => ( is => 'ro', required => 1 ); # WEBGUI_ROOT
has config => ( is => 'ro', required => 1 ); # WEBGUI_CONFIG
has root => ( is => 'ro', required => 1 ); # WEBGUI_ROOT, e.g. /data/WebGUI
has config => ( is => 'ro', required => 1 ); # Site config, e.g. dev.localhost.localdomain.conf
has session => ( is => 'rw', isa => 'WebGUI::Session' );
=head1 NAME
@ -77,8 +77,6 @@ A reference to a WebGUI::Config object. One will be created if it isn't specifie
sub authen {
my ($self, $request, $username, $password, $config) = @_;
my $response = $request->new_response( 200 );
# # set username and password if it's an auth handler
# if ($username eq "") {
# if ($request->auth_type eq "Basic") {
@ -103,7 +101,7 @@ sub authen {
if (defined $sessionId && $session->user->isRegistered) { # got a session id passed in or from a cookie
$log->info("BASIC AUTH: using cookie");
$response->status( 200 ); # OK;
$session->response->status( 200 ); # OK
return;
}
# TODO - put this back in once we figure out get_basic_auth_pw
@ -120,7 +118,7 @@ sub authen {
my $auth = eval { WebGUI::Pluggable::instanciate("WebGUI::Auth::".$authMethod, "new", [ $session, $authMethod ] ) };
if ($@) { # got an error
$log->error($@);
$response->status( 500 ); # SERVER_ERROR
$session->response->status( 500 ); # SERVER_ERROR
return;
}
elsif ($auth->authenticate($username, $password)) { # lets try to authenticate
@ -133,21 +131,35 @@ sub authen {
}
$session->{_var} = WebGUI::Session::Var->new($session, $sessionId);
$session->user({user=>$user});
$response->status( 200 ); # OK
$session->response->status( 200 ); # OK
return;
}
}
}
$log->security($username." failed to login using HTTP Basic Authentication");
$request->note_basic_auth_failure;
$response->status( 401 ); # HTTP_UNAUTHORIZED;
$session->response->status( 401 ); # HTTP_UNAUTHORIZED
return;
}
$log->info("BASIC AUTH: skipping");
$response->status( 401 ); # HTTP_UNAUTHORIZED;
$session->response->status( 401 ); # HTTP_UNAUTHORIZED
return;
}
sub to_app {
my ( $self, $env ) = @_;
# immediately starts the response and stream the content
return sub {
my $respond = shift;
my $writer = $respond->( [ 200, [ 'Content-Type', 'application/json' ] ] );
# IO bound delayed response
$writer->write( "hi there\n" );
$writer->close;
};
}
#-------------------------------------------------------------------
=head2 run ( env )
@ -164,7 +176,6 @@ sub run {
my ($self, $env) = @_;
my $request = Plack::Request->new( $env );
my $response = $request->new_response( 200 );
my $config = WebGUI::Config->new( $self->root, $self->config );
my $matchUri = $request->uri;
@ -190,6 +201,7 @@ sub run {
# set $repsonse->body (e.g. so they can set it to IO) -- they no longer return $output
my $error = "";
my $gotMatch = 0;
my $response = $self->session->response;
# TODO - would now be a time to fix the WEBGUI_FATAL label black magic?
WEBGUI_FATAL: foreach my $handler (@{$config->get("urlHandlers")}) {

View file

@ -70,6 +70,7 @@ B<NOTE:> It is important to distinguish the difference between a WebGUI session
$session->os
$session->privilege
$session->request
$session->response
$session->scratch
$session->setting
$session->stow
@ -457,7 +458,8 @@ sub open {
my $config = WebGUI::Config->new($webguiRoot,$configFile);
my $self = {_config=>$config };
bless $self , $class;
$self->{_request} = $request if (defined $request);
$self->{_request} = $request if defined $request;
$self->{_response} = $request->new_response( 200 ) if defined $request;
my $sessionId = shift || $self->http->getCookies->{$config->getCookieName} || $self->id->generate;
$sessionId = $self->id->generate unless $self->id->valid($sessionId);
my $noFuss = shift;
@ -541,7 +543,7 @@ sub quick {
=head2 request ( )
Returns the Plack::Request object, or undef if it doesn't exist.
Returns the L<Plack::Request> object, or undef if it doesn't exist.
=cut
@ -552,6 +554,19 @@ sub request {
#-------------------------------------------------------------------
=head2 response ( )
Returns the L<Plack::Response> object, or undef if it doesn't exist.
=cut
sub response {
my $self = shift;
return $self->{_response};
}
#-------------------------------------------------------------------
=head2 scratch ( )
Returns a WebGUI::Session::Scratch object.

View file

@ -258,7 +258,7 @@ sub sendHeader {
return undef if ($self->{_http}{noHeader});
return $self->_sendMinimalHeader unless defined $self->session->db(1);
my ($request, $datetime, $config, $var) = $self->session->quick(qw(request datetime config var));
my ($request, $response, $datetime, $config, $var) = $self->session->quick(qw(request response datetime config var));
return undef unless $request;
my $userId = $var->get("userId");
@ -269,44 +269,44 @@ sub sendHeader {
$self->setNoHeader(1);
my %params;
if ($self->isRedirect()) {
$request->new_response->header(Location => $self->getRedirectLocation);
$request->new_response->status($self->getStatus);
$response->header(Location => $self->getRedirectLocation);
$response->status($self->getStatus);
} else {
$request->content_type($self->getMimeType);
my $cacheControl = $self->getCacheControl;
my $date = ($userId eq "1") ? $datetime->epochToHttp($self->getLastModified) : $datetime->epochToHttp;
# under these circumstances, don't allow caching
if ($userId ne "1" || $cacheControl eq "none" || $self->session->setting->get("preventProxyCache")) {
$request->new_response->header("Cache-Control" => "private, max-age=1");
$response->header("Cache-Control" => "private, max-age=1");
$request->no_cache(1);
}
# in all other cases, set cache, but tell it to ask us every time so we don't mess with recently logged in users
else {
$request->new_response->header( 'Last-Modified' => $date);
$request->new_response->header( 'Cache-Control' => "must-revalidate, max-age=" . $cacheControl );
$response->header( 'Last-Modified' => $date);
$response->header( 'Cache-Control' => "must-revalidate, max-age=" . $cacheControl );
# do an extra incantation if the HTTP protocol is really old
if ($request->protocol =~ /(\d\.\d)/ && $1 < 1.1) {
my $date = $datetime->epochToHttp(time() + $cacheControl);
$request->new_response->header( 'Expires' => $date );
$response->header( 'Expires' => $date );
}
}
if ($self->getFilename) {
$request->new_response->headers( 'Content-Disposition' => qq{attachment; filename="}.$self->getFilename().'"');
$response->headers( 'Content-Disposition' => qq{attachment; filename="}.$self->getFilename().'"');
}
$request->new_response->status($self->getStatus());
# $request->new_response->status_line($self->getStatus().' '.$self->getStatusDescription()); # TODO - re-enable
$response->status($self->getStatus());
# $response->status_line($self->getStatus().' '.$self->getStatusDescription()); # TODO - re-enable
}
return undef;
}
sub _sendMinimalHeader {
my $self = shift;
my $request = $self->session->request;
$request->content_type('text/html; charset=UTF-8');
$request->new_response->header('Cache-Control' => 'private');
$request->no_cache(1);
$request->response->status($self->getStatus());
# $request->response->status_line($self->getStatus().' '.$self->getStatusDescription()); # TODO - re-enable
my $response = $self->session->response;
$response->content_type('text/html; charset=UTF-8');
$response->header('Cache-Control' => 'private');
$response->no_cache(1);
$response->status($self->getStatus());
# $response->status_line($self->getStatus().' '.$self->getStatusDescription()); # TODO - re-enable
return undef;
}
@ -375,14 +375,12 @@ sub setCookie {
my $domain = shift;
$ttl = (defined $ttl ? $ttl : '+10y');
if ($self->session->request) {
$self->session->request->new_response->cookies->{$name} = {
value => $value,
path => '/',
expires => $ttl ne 'session' ? $ttl : undef,
domain => $domain,
};
}
$self->session->response->cookies->{$name} = {
value => $value,
path => '/',
expires => $ttl ne 'session' ? $ttl : undef,
domain => $domain,
};
}

View file

@ -95,16 +95,18 @@ sub print {
print $handle $content;
}
elsif ($self->session->request) {
# TODO - take away this hack
if (ref $self->session->request->body eq 'ARRAY') {
push @{$self->session->request->body}, $content;
} else {
if ($self->session->request->logger) {
$self->session->request->logger->({ level => 'warn', message => "dropping content: $content" });
} else {
warn "dropping content: $content";
}
}
# TODO - put in IO bound delayed response
warn "content: $content";
# $self->session->request->body([]) unless $self->session->request->body();
# if (ref $self->session->request->body eq 'ARRAY') {
# push @{$self->session->request->body}, $content;
# } else {
# if ($self->session->request->logger) {
# $self->session->request->logger->({ level => 'warn', message => "dropping content: $content" });
# } else {
# warn "dropping content";#: $content";
# }
# }
# $self->session->request->print($content);
}
else {