X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=blobdiff_plain;f=lib%2FCatalyst%2FEngine.pm;h=2de21bd787d05d0707f3ac9032269d1f4fb9bdb1;hp=3a73c04fa2a7b8df2308410139be1c67ccba188f;hb=ac5c933bdd463558e8d621507a53a7b247a9093e;hpb=00c9932455ecd6ca565d60d76180a2d850b7317b

diff --git a/lib/Catalyst/Engine.pm b/lib/Catalyst/Engine.pm
index 3a73c04..2de21bd 100644
--- a/lib/Catalyst/Engine.pm
+++ b/lib/Catalyst/Engine.pm
@@ -1,9 +1,11 @@
 package Catalyst::Engine;
 
-use strict;
-use base 'Class::Accessor::Fast';
+use Moose;
+with 'MooseX::Emulate::Class::Accessor::Fast';
+
 use CGI::Simple::Cookie;
 use Data::Dump qw/dump/;
+use Errno 'EWOULDBLOCK';
 use HTML::Entities;
 use HTTP::Body;
 use HTTP::Headers;
@@ -11,13 +13,14 @@ use URI::QueryParam;
 use Scalar::Util ();
 
 # input position and length
-__PACKAGE__->mk_accessors(qw/read_position read_length/);
+has read_length => (is => 'rw');
+has read_position => (is => 'rw');
 
 # Stringify to class
 use overload '""' => sub { return ref shift }, fallback => 1;
 
 # Amount of data to read from input on each pass
-our $CHUNKSIZE = 4096;
+our $CHUNKSIZE = 64 * 1024;
 
 =head1 NAME
 
@@ -65,10 +68,9 @@ sub finalize_cookies {
     my ( $self, $c ) = @_;
 
     my @cookies;
+    my $response = $c->response;
 
-    foreach my $name ( keys %{ $c->response->cookies } ) {
-
-        my $val = $c->response->cookies->{$name};
+    while( my($name, $val) = each %{ $response->cookies } ) {
 
         my $cookie = (
             Scalar::Util::blessed($val)
@@ -87,7 +89,7 @@ sub finalize_cookies {
     }
 
     for my $cookie (@cookies) {
-        $c->res->headers->push_header( 'Set-Cookie' => $cookie );
+        $response->headers->push_header( 'Set-Cookie' => $cookie );
     }
 }
 
@@ -279,11 +281,7 @@ sub finalize_headers { }
 
 =cut
 
-sub finalize_read {
-    my ( $self, $c ) = @_;
-
-    undef $self->{_prepared_read};
-}
+sub finalize_read { }
 
 =head2 $self->finalize_uploads($c)
 
@@ -294,14 +292,12 @@ Clean up after uploads, deleting temp files.
 sub finalize_uploads {
     my ( $self, $c ) = @_;
 
-    if ( keys %{ $c->request->uploads } ) {
-        for my $key ( keys %{ $c->request->uploads } ) {
-            my $upload = $c->request->uploads->{$key};
-            unlink map { $_->tempname }
-              grep     { -e $_->tempname }
-              ref $upload eq 'ARRAY' ? @{$upload} : ($upload);
-        }
+    my $request = $c->request;
+    while( my($key,$upload) = each %{ $request->uploads } ) {
+        unlink grep { -e $_ } map { $_->tempname }
+          (ref $upload eq 'ARRAY' ? @{$upload} : ($upload));
     }
+
 }
 
 =head2 $self->prepare_body($c)
@@ -313,28 +309,31 @@ sets up the L<Catalyst::Request> object body using L<HTTP::Body>
 sub prepare_body {
     my ( $self, $c ) = @_;
 
-    $self->read_length( $c->request->header('Content-Length') || 0 );
-    my $type = $c->request->header('Content-Type');
-
-    unless ( $c->request->{_body} ) {
-        $c->request->{_body} = HTTP::Body->new( $type, $self->read_length );
-        $c->request->{_body}->{tmpdir} = $c->config->{uploadtmp}
-          if exists $c->config->{uploadtmp};
-    }
-
-    if ( $self->read_length > 0 ) {
+    if ( my $length = $self->read_length ) {
+        my $request = $c->request;
+        unless ( $request->{_body} ) {
+            my $type = $request->header('Content-Type');
+            $request->{_body} = HTTP::Body->new( $type, $length );
+            $request->{_body}->{tmpdir} = $c->config->{uploadtmp}
+              if exists $c->config->{uploadtmp};
+        }
+        
         while ( my $buffer = $self->read($c) ) {
             $c->prepare_body_chunk($buffer);
         }
 
         # paranoia against wrong Content-Length header
-        my $remaining = $self->read_length - $self->read_position;
+        my $remaining = $length - $self->read_position;
         if ( $remaining > 0 ) {
             $self->finalize_read($c);
             Catalyst::Exception->throw(
-                "Wrong Content-Length value: " . $self->read_length );
+                "Wrong Content-Length value: $length" );
         }
     }
+    else {
+        # Defined but will cause all body code to be skipped
+        $c->request->{_body} = 0;
+    }
 }
 
 =head2 $self->prepare_body_chunk($c)
@@ -357,6 +356,9 @@ Sets up parameters from body.
 
 sub prepare_body_parameters {
     my ( $self, $c ) = @_;
+    
+    return unless $c->request->{_body};
+    
     $c->request->body_parameters( $c->request->{_body}->param );
 }
 
@@ -397,25 +399,22 @@ sets up parameters from query and post parameters.
 sub prepare_parameters {
     my ( $self, $c ) = @_;
 
+    my $request = $c->request;
+    my $parameters = $request->parameters;
+    my $body_parameters = $request->body_parameters;
+    my $query_parameters = $request->query_parameters;
     # We copy, no references
-    foreach my $name ( keys %{ $c->request->query_parameters } ) {
-        my $param = $c->request->query_parameters->{$name};
-        $param = ref $param eq 'ARRAY' ? [ @{$param} ] : $param;
-        $c->request->parameters->{$name} = $param;
+    while( my($name, $param) = each(%$query_parameters) ) {
+        $parameters->{$name} = ref $param eq 'ARRAY' ? [ @$param ] : $param;
     }
 
     # Merge query and body parameters
-    foreach my $name ( keys %{ $c->request->body_parameters } ) {
-        my $param = $c->request->body_parameters->{$name};
-        $param = ref $param eq 'ARRAY' ? [ @{$param} ] : $param;
-        if ( my $old_param = $c->request->parameters->{$name} ) {
-            if ( ref $old_param eq 'ARRAY' ) {
-                push @{ $c->request->parameters->{$name} },
-                  ref $param eq 'ARRAY' ? @$param : $param;
-            }
-            else { $c->request->parameters->{$name} = [ $old_param, $param ] }
+    while( my($name, $param) = each(%$body_parameters) ) {
+        my @values = ref $param eq 'ARRAY' ? @$param : ($param);
+        if ( my $existing = $parameters->{$name} ) {
+          unshift(@values, (ref $existing eq 'ARRAY' ? @$existing : $existing));
         }
-        else { $c->request->parameters->{$name} = $param }
+        $parameters->{$name} = @values > 1 ? \@values : $values[0];
     }
 }
 
@@ -437,16 +436,43 @@ process the query string and extract query parameters.
 
 sub prepare_query_parameters {
     my ( $self, $c, $query_string ) = @_;
+    
+    # Check for keywords (no = signs)
+    # (yes, index() is faster than a regex :))
+    if ( index( $query_string, '=' ) < 0 ) {
+        $c->request->query_keywords( $self->unescape_uri($query_string) );
+        return;
+    }
+
+    my %query;
 
     # replace semi-colons
     $query_string =~ s/;/&/g;
-
-    my $u = URI->new( '', 'http' );
-    $u->query($query_string);
-    for my $key ( $u->query_param ) {
-        my @vals = $u->query_param($key);
-        $c->request->query_parameters->{$key} = @vals > 1 ? [@vals] : $vals[0];
+    
+    my @params = split /&/, $query_string;
+
+    for my $item ( @params ) {
+        
+        my ($param, $value) 
+            = map { $self->unescape_uri($_) }
+              split( /=/, $item, 2 );
+          
+        $param = $self->unescape_uri($item) unless defined $param;
+        
+        if ( exists $query{$param} ) {
+            if ( ref $query{$param} ) {
+                push @{ $query{$param} }, $value;
+            }
+            else {
+                $query{$param} = [ $query{$param}, $value ];
+            }
+        }
+        else {
+            $query{$param} = $value;
+        }
     }
+
+    $c->request->query_parameters( \%query );
 }
 
 =head2 $self->prepare_read($c)
@@ -458,8 +484,11 @@ prepare to read from the engine.
 sub prepare_read {
     my ( $self, $c ) = @_;
 
-    # Reset the read position
+    # Initialize the read position
     $self->read_position(0);
+    
+    # Initialize the amount of data we think we need to read
+    $self->read_length( $c->request->header('Content-Length') || 0 );
 }
 
 =head2 $self->prepare_request(@arguments)
@@ -476,26 +505,42 @@ sub prepare_request { }
 
 sub prepare_uploads {
     my ( $self, $c ) = @_;
-    my $uploads = $c->request->{_body}->upload;
-    for my $name ( keys %$uploads ) {
-        my $files = $uploads->{$name};
-        $files = ref $files eq 'ARRAY' ? $files : [$files];
+
+    my $request = $c->request;
+    return unless $request->{_body};
+
+    my $uploads = $request->{_body}->upload;
+    my $parameters = $request->parameters;
+    while(my($name,$files) = each(%$uploads) ) {
         my @uploads;
-        for my $upload (@$files) {
-            my $u = Catalyst::Request::Upload->new;
-            $u->headers( HTTP::Headers->new( %{ $upload->{headers} } ) );
-            $u->type( $u->headers->content_type );
-            $u->tempname( $upload->{tempname} );
-            $u->size( $upload->{size} );
-            $u->filename( $upload->{filename} );
+        for my $upload (ref $files eq 'ARRAY' ? @$files : ($files)) {
+            my $headers = HTTP::Headers->new( %{ $upload->{headers} } );
+            my $u = Catalyst::Request::Upload->new
+              (
+               size => $upload->{size},
+               type => $headers->content_type,
+               headers => $headers,
+               tempname => $upload->{tempname},
+               filename => $upload->{filename},
+              );
             push @uploads, $u;
         }
-        $c->request->uploads->{$name} = @uploads > 1 ? \@uploads : $uploads[0];
+        $request->uploads->{$name} = @uploads > 1 ? \@uploads : $uploads[0];
 
         # support access to the filename as a normal param
         my @filenames = map { $_->{filename} } @uploads;
-        $c->request->parameters->{$name} =
-          @filenames > 1 ? \@filenames : $filenames[0];
+        # append, if there's already params with this name
+        if (exists $parameters->{$name}) {
+            if (ref $parameters->{$name} eq 'ARRAY') {
+                push @{ $parameters->{$name} }, @filenames;
+            }
+            else {
+                $parameters->{$name} = [ $parameters->{$name}, @filenames ];
+            }
+        }
+        else {
+            $parameters->{$name} = @filenames > 1 ? \@filenames : $filenames[0];
+        }
     }
 }
 
@@ -514,11 +559,6 @@ sub prepare_write { }
 sub read {
     my ( $self, $c, $maxlength ) = @_;
 
-    unless ( $self->{_prepared_read} ) {
-        $self->prepare_read($c);
-        $self->{_prepared_read} = 1;
-    }
-
     my $remaining = $self->read_length - $self->read_position;
     $maxlength ||= $CHUNKSIZE;
 
@@ -568,7 +608,7 @@ sub run { }
 
 =head2 $self->write($c, $buffer)
 
-Writes the buffer to the client. Can only be called once for a request.
+Writes the buffer to the client.
 
 =cut
 
@@ -579,10 +619,48 @@ sub write {
         $self->prepare_write($c);
         $self->{_prepared_write} = 1;
     }
-
-    print STDOUT $buffer;
+    
+    my $len   = length($buffer);
+    my $wrote = syswrite STDOUT, $buffer;
+    
+    if ( !defined $wrote && $! == EWOULDBLOCK ) {
+        # Unable to write on the first try, will retry in the loop below
+        $wrote = 0;
+    }
+    
+    if ( defined $wrote && $wrote < $len ) {
+        # We didn't write the whole buffer
+        while (1) {
+            my $ret = syswrite STDOUT, $buffer, $CHUNKSIZE, $wrote;
+            if ( defined $ret ) {
+                $wrote += $ret;
+            }
+            else {
+                next if $! == EWOULDBLOCK;
+                return;
+            }
+            
+            last if $wrote >= $len;
+        }
+    }
+    
+    return $wrote;
 }
 
+=head2 $self->unescape_uri($uri)
+
+Unescapes a given URI using the most efficient method available.  Engines such
+as Apache may implement this using Apache's C-based modules, for example.
+
+=cut
+
+sub unescape_uri {
+    my ( $self, $str ) = @_;
+
+    $str =~ s/(?:%([0-9A-Fa-f]{2})|\+)/defined $1 ? chr(hex($1)) : ' '/eg;
+
+    return $str;
+}
 
 =head2 $self->finalize_output