X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FCatalyst%2FEngine%2FCGI.pm;h=950cc2d709cdddd972c6b47d8f421001677baf5f;hb=74dafab798a163c251e09de7fcc21a267d1678a6;hp=9305c1be9667f9f28e1b1cc6fec8b3a3e498912c;hpb=c2e8e6fa308480a083f88f9fd82f835aae150c34;p=catagits%2FCatalyst-Runtime.git diff --git a/lib/Catalyst/Engine/CGI.pm b/lib/Catalyst/Engine/CGI.pm index 9305c1b..950cc2d 100644 --- a/lib/Catalyst/Engine/CGI.pm +++ b/lib/Catalyst/Engine/CGI.pm @@ -1,9 +1,9 @@ package Catalyst::Engine::CGI; use strict; -use base 'Catalyst::Engine::CGI::Base'; - -use CGI; +use base 'Catalyst::Engine'; +use NEXT; +use URI; =head1 NAME @@ -26,122 +26,181 @@ appropriate engine module. =head1 DESCRIPTION -This is the Catalyst engine specialized for the CGI environment (using the -C and C modules). Normally Catalyst will select the -appropriate engine according to the environment that it detects, however you -can force Catalyst to use the CGI engine by specifying the following in your -application module: - - use Catalyst qw(-Engine=CGI); - -The performance of this way of using Catalyst is not expected to be -useful in production applications, but it may be helpful for development. +This is the Catalyst engine specialized for the CGI environment. =head1 OVERLOADED METHODS -This class overloads some methods from C. +This class overloads some methods from C. =over 4 -=item $c->prepare_body +=item $self->finalize_headers($c) =cut -sub prepare_body { - my $c = shift; +sub finalize_headers { + my ( $self, $c ) = @_; - # XXX this is undocumented in CGI.pm. If Content-Type is not - # application/x-www-form-urlencoded or multipart/form-data - # CGI.pm will read STDIN into a param, POSTDATA. + $c->response->header( Status => $c->response->status ); - $c->request->body( $c->cgi->param('POSTDATA') ); + print $c->response->headers->as_string("\015\012"); + print "\015\012"; } -=item $c->prepare_parameters +=item $self->prepare_connection($c) =cut -sub prepare_parameters { - my $c = shift; +sub prepare_connection { + my ( $self, $c ) = @_; - my ( @params ); + $c->request->address( $ENV{REMOTE_ADDR} ); - if ( $c->request->method eq 'POST' ) { - for my $param ( $c->cgi->url_param ) { - for my $value ( $c->cgi->url_param($param) ) { - push ( @params, $param, $value ); - } + PROXY_CHECK: + { + unless ( $c->config->{using_frontend_proxy} ) { + last PROXY_CHECK if $ENV{REMOTE_ADDR} ne '127.0.0.1'; + last PROXY_CHECK if $c->config->{ignore_frontend_proxy}; } + last PROXY_CHECK unless $ENV{HTTP_X_FORWARDED_FOR}; + + # If we are running as a backend server, the user will always appear + # as 127.0.0.1. Select the most recent upstream IP (last in the list) + my ($ip) = $ENV{HTTP_X_FORWARDED_FOR} =~ /([^,\s]+)$/; + $c->request->address($ip); } - for my $param ( $c->cgi->param ) { - for my $value ( $c->cgi->param($param) ) { - push ( @params, $param, $value ); - } + $c->request->hostname( $ENV{REMOTE_HOST} ); + $c->request->protocol( $ENV{SERVER_PROTOCOL} ); + $c->request->user( $ENV{REMOTE_USER} ); + $c->request->method( $ENV{REQUEST_METHOD} ); + + if ( $ENV{HTTPS} && uc( $ENV{HTTPS} ) eq 'ON' ) { + $c->request->secure(1); } - $c->request->param(@params); + if ( $ENV{SERVER_PORT} == 443 ) { + $c->request->secure(1); + } } -=item $c->prepare_request +=item $self->prepare_headers($c) =cut -sub prepare_request { - my ( $c, $cgi ) = @_; - $c->cgi( $cgi || CGI->new ); - $c->cgi->_reset_globals; +sub prepare_headers { + my ( $self, $c ) = @_; + + # Read headers from %ENV + while ( my ( $header, $value ) = each %ENV ) { + next unless $header =~ /^(?:HTTP|CONTENT|COOKIE)/i; + ( my $field = $header ) =~ s/^HTTPS?_//; + $c->req->headers->header( $field => $value ); + } } -=item $c->prepare_uploads +=item $self->prepare_path($c) =cut -sub prepare_uploads { - my $c = shift; - - my @uploads; +sub prepare_path { + my ( $self, $c ) = @_; - for my $param ( $c->cgi->param ) { + my $scheme = $c->request->secure ? 'https' : 'http'; + my $host = $ENV{HTTP_HOST} || $ENV{SERVER_NAME}; + my $port = $ENV{SERVER_PORT} || 80; + my $base_path = $ENV{SCRIPT_NAME} || '/'; - my @values = $c->cgi->param($param); + # If we are running as a backend proxy, get the true hostname + PROXY_CHECK: + { + unless ( $c->config->{using_frontend_proxy} ) { + last PROXY_CHECK if $host !~ /localhost|127.0.0.1/; + last PROXY_CHECK if $c->config->{ignore_frontend_proxy}; + } + last PROXY_CHECK unless $ENV{HTTP_X_FORWARDED_HOST}; - next unless ref( $values[0] ); + $host = $ENV{HTTP_X_FORWARDED_HOST}; - for my $fh (@values) { + # backend could be on any port, so + # assume frontend is on the default port + $port = $c->request->secure ? 443 : 80; + } - next unless my $size = ( stat $fh )[7]; + my $path = $base_path . $ENV{PATH_INFO}; + $path =~ s{^/+}{}; + + my $uri = URI->new; + $uri->scheme($scheme); + $uri->host($host); + $uri->port($port); + $uri->path($path); + $uri->query( $ENV{QUERY_STRING} ) if $ENV{QUERY_STRING}; + + # sanitize the URI + $uri = $uri->canonical; + $c->request->uri($uri); + + # set the base URI + # base must end in a slash + $base_path .= '/' unless ( $base_path =~ /\/$/ ); + my $base = $uri->clone; + $base->path_query($base_path); + $c->request->base($base); +} - my $info = $c->cgi->uploadInfo($fh); - my $tempname = $c->cgi->tmpFileName($fh); - my $type = $info->{'Content-Type'}; - my $disposition = $info->{'Content-Disposition'}; - my $filename = ( $disposition =~ / filename="([^;]*)"/ )[0]; +=item $self->prepare_query_parameters($c) - my $upload = Catalyst::Request::Upload->new( - filename => $filename, - size => $size, - tempname => $tempname, - type => $type - ); +=cut - push( @uploads, $param, $upload ); - } +sub prepare_query_parameters { + my ( $self, $c ) = @_; + + if ( $ENV{QUERY_STRING} ) { + $self->SUPER::prepare_query_parameters( $c, $ENV{QUERY_STRING} ); } +} - $c->request->upload(@uploads); +=item $self->prepare_write($c) + +Enable autoflush on the output handle for CGI-based engines. + +=cut + +sub prepare_write { + my ( $self, $c ) = @_; + + # Set the output handle to autoflush + *STDOUT->autoflush(1); + + $self->NEXT::prepare_write($c); } +=item $self->read_chunk($c, $buffer, $length) + +=cut + +sub read_chunk { shift; shift; *STDIN->sysread(@_); } + +=item $self->run + +=cut + +sub run { shift; shift->handle_request(@_) } + =back =head1 SEE ALSO -L L L. +L L. + +=head1 AUTHORS + +Sebastian Riedel, -=head1 AUTHOR +Christian Hansen, -Sebastian Riedel, C -Christian Hansen, C +Andy Grundman, =head1 COPYRIGHT