X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=blobdiff_plain;f=lib%2FCatalyst.pm;h=6f1848a4db3502333a02f5e0e66faea5cf8f423e;hp=bed35031e2e49ebfa07423e2e90c1928bc1d27ca;hb=85d9fce671016c9040775c8b4458cf9c72ec2208;hpb=ebaf0dded48b6d0e2a98911562280d035e9cb807

diff --git a/lib/Catalyst.pm b/lib/Catalyst.pm
index bed3503..6f1848a 100644
--- a/lib/Catalyst.pm
+++ b/lib/Catalyst.pm
@@ -12,19 +12,21 @@ use Catalyst::Utils;
 use Catalyst::Controller;
 use Devel::InnerPackage ();
 use File::stat;
-use Module::Pluggable::Object;
+use Module::Pluggable::Object ();
 use NEXT;
-use Text::SimpleTable;
-use Path::Class::Dir;
-use Path::Class::File;
+use Text::SimpleTable ();
+use Path::Class::Dir ();
+use Path::Class::File ();
 use Time::HiRes qw/gettimeofday tv_interval/;
-use URI;
+use URI ();
+use URI::http;
+use URI::https;
 use Scalar::Util qw/weaken blessed/;
 use Tree::Simple qw/use_weak_refs/;
 use Tree::Simple::Visitor::FindByUID;
 use attributes;
 use utf8;
-use Carp qw/croak/;
+use Carp qw/croak carp/;
 
 BEGIN { require 5.008001; }
 
@@ -61,7 +63,7 @@ __PACKAGE__->response_class('Catalyst::Response');
 
 # Remember to update this in Catalyst::Runtime as well!
 
-our $VERSION = '5.70_03';
+our $VERSION = '5.7008';
 
 sub import {
     my ( $class, @arguments ) = @_;
@@ -87,15 +89,20 @@ Catalyst - The Elegant MVC Web Application Framework
 
 =head1 SYNOPSIS
 
+See the L<Catalyst::Manual> distribution for comprehensive
+documentation and tutorials.
+
+    # Install Catalyst::Devel for helpers and other development tools
     # use the helper to create a new application
     catalyst.pl MyApp
 
     # add models, views, controllers
-    script/myapp_create.pl model Database DBIC::SchemaLoader dbi:SQLite:/path/to/db
-    script/myapp_create.pl view TT TT
+    script/myapp_create.pl model MyDatabase DBIC::Schema create=dynamic dbi:SQLite:/path/to/db
+    script/myapp_create.pl view MyTemplate TT
     script/myapp_create.pl controller Search
 
     # built in testserver -- use -r to restart automatically on changes
+    # --help to see all available options
     script/myapp_server.pl
 
     # command line testing interface
@@ -104,7 +111,7 @@ Catalyst - The Elegant MVC Web Application Framework
     ### in lib/MyApp.pm
     use Catalyst qw/-Debug/; # include plugins here as well
     
-	### In lib/MyApp/Controller/Root.pm (autocreated)
+    ### In lib/MyApp/Controller/Root.pm (autocreated)
     sub foo : Global { # called for /foo, /foo/1, /foo/1/2, etc.
         my ( $self, $c, @args ) = @_; # args are qw/1 2/ for /foo/1/2
         $c->stash->{template} = 'foo.tt'; # set the template
@@ -171,7 +178,10 @@ See L<Catalyst::Manual::Intro> for additional information.
 
 =head1 DESCRIPTION
 
-Catalyst is a modern framework for making web applications without the pain usually associated with this process. This document is a reference to the main Catalyst application. If you are a new user, we suggest you start with L<Catalyst::Manual::Tutorial> or  L<Catalyst::Manual::Intro>
+Catalyst is a modern framework for making web applications without the
+pain usually associated with this process. This document is a reference
+to the main Catalyst application. If you are a new user, we suggest you
+start with L<Catalyst::Manual::Tutorial> or L<Catalyst::Manual::Intro>.
 
 See L<Catalyst::Manual> for more documentation.
 
@@ -196,15 +206,16 @@ arguments when Catalyst is loaded:
     use Catalyst qw/-Debug My::Module/;
 
 The position of plugins and flags in the chain is important, because
-they are loaded in exactly the order in which they appear.
+they are loaded in the order in which they appear.
 
 The following flags are supported:
 
 =head2 -Debug
 
 Enables debug output. You can also force this setting from the system
-environment with CATALYST_DEBUG or <MYAPP>_DEBUG. The environment settings
-override the app, with <MYAPP>_DEBUG having highest priority.
+environment with CATALYST_DEBUG or <MYAPP>_DEBUG. The environment
+settings override the application, with <MYAPP>_DEBUG having the highest
+priority.
 
 =head2 -Engine
 
@@ -217,7 +228,13 @@ C<Catalyst::Engine::> prefix of the engine name, i.e.:
 
 Forces Catalyst to use a specific home directory, e.g.:
 
-    use Catalyst qw[-Home=/usr/sri];
+    use Catalyst qw[-Home=/usr/mst];
+
+This can also be done in the shell environment by setting either the
+C<CATALYST_HOME> environment variable or C<MYAPP_HOME>; where C<MYAPP>
+is replaced with the uppercased name of your application, any "::" in
+the name will be replaced with underscores, e.g. MyApp::Web should use
+MYAPP_WEB_HOME. If both variables are set, the MYAPP_HOME one will be used.
 
 =head2 -Log
 
@@ -234,7 +251,7 @@ stringifies to the action name. See L<Catalyst::Action>.
 
 =head2 $c->namespace
 
-Returns the namespace of the current action, i.e., the uri prefix
+Returns the namespace of the current action, i.e., the URI prefix
 corresponding to the controller of the current action. For example:
 
     # in Controller::Foo::Bar
@@ -244,8 +261,9 @@ corresponding to the controller of the current action. For example:
 
 =head2 $c->req
 
-Returns the current L<Catalyst::Request> object. See
-L<Catalyst::Request>.
+Returns the current L<Catalyst::Request> object, giving access to
+information about the current client request (including parameters,
+cookies, HTTP headers, etc.). See L<Catalyst::Request>.
 
 =head2 REQUEST FLOW HANDLING
 
@@ -253,11 +271,11 @@ L<Catalyst::Request>.
 
 =head2 $c->forward( $class, $method, [, \@arguments ] )
 
-Forwards processing to another action, by it's private name. If you give a
+Forwards processing to another action, by its private name. If you give a
 class name but no method, C<process()> is called. You may also optionally
 pass arguments in an arrayref. The action will receive the arguments in
-C<@_> and C<$c-E<gt>req-E<gt>args>. Upon returning from the function,
-C<$c-E<gt>req-E<gt>args> will be restored to the previous values.
+C<@_> and C<< $c->req->args >>. Upon returning from the function,
+C<< $c->req->args >> will be restored to the previous values.
 
 Any data C<return>ed from the action forwarded to, will be returned by the
 call to forward.
@@ -267,15 +285,15 @@ call to forward.
     $c->forward(qw/MyApp::Model::DBIC::Foo do_stuff/);
     $c->forward('MyApp::View::TT');
 
-Note that forward implies an C<<eval { }>> around the call (well, actually
-C<execute> does), thus de-fatalizing all 'dies' within the called action. If
-you want C<die> to propagate you need to do something like:
+Note that forward implies an C<<eval { }>> around the call (actually
+C<execute> does), thus de-fatalizing all 'dies' within the called
+action. If you want C<die> to propagate you need to do something like:
 
     $c->forward('foo');
     die $c->error if $c->error;
 
-Or make sure to always return true values from your actions and write your code
-like this:
+Or make sure to always return true values from your actions and write
+your code like this:
 
     $c->forward('foo') || return;
 
@@ -287,9 +305,13 @@ sub forward { my $c = shift; $c->dispatcher->forward( $c, @_ ) }
 
 =head2 $c->detach( $class, $method, [, \@arguments ] )
 
+=head2 $c->detach()
+
 The same as C<forward>, but doesn't return to the previous action when 
 processing is finished. 
 
+When called with no arguments it escapes the processing chain entirely.
+
 =cut
 
 sub detach { my $c = shift; $c->dispatcher->detach( $c, @_ ) }
@@ -298,7 +320,7 @@ sub detach { my $c = shift; $c->dispatcher->detach( $c, @_ ) }
 
 =head2 $c->res
 
-Returns the current L<Catalyst::Response> object.
+Returns the current L<Catalyst::Response> object, see there for details.
 
 =head2 $c->stash
 
@@ -306,14 +328,16 @@ Returns a hashref to the stash, which may be used to store data and pass
 it between components during a request. You can also set hash keys by
 passing arguments. The stash is automatically sent to the view. The
 stash is cleared at the end of a request; it cannot be used for
-persistent storage.
+persistent storage (for this you must use a session; see
+L<Catalyst::Plugin::Session> for a complete system integrated with
+Catalyst).
 
     $c->stash->{foo} = $bar;
     $c->stash( { moose => 'majestic', qux => 0 } );
     $c->stash( bar => 1, gorch => 2 ); # equivalent to passing a hashref
     
     # stash is automatically passed to the view for use in a template
-    $c->forward( 'MyApp::V::TT' );
+    $c->forward( 'MyApp::View::TT' );
 
 =cut
 
@@ -321,7 +345,7 @@ sub stash {
     my $c = shift;
     if (@_) {
         my $stash = @_ > 1 ? {@_} : $_[0];
-	croak('stash takes a hash or hashref') unless ref $stash;
+        croak('stash takes a hash or hashref') unless ref $stash;
         foreach my $key ( keys %$stash ) {
             $c->{stash}->{$key} = $stash->{$key};
         }
@@ -337,7 +361,7 @@ sub stash {
 
 Returns an arrayref containing error messages.  If Catalyst encounters an
 error while processing a request, it stores the error in $c->error.  This
-method should not be used to store non-fatal error messages.
+method should only be used to store fatal error messages.
 
     my @error = @{ $c->error };
 
@@ -380,8 +404,6 @@ sub clear_errors {
 }
 
 
-
-
 # search via regex
 sub _comp_search {
     my ( $c, @names ) = @_;
@@ -472,7 +494,8 @@ Gets a L<Catalyst::Controller> instance by name.
 
     $c->controller('Foo')->do_stuff;
 
-If name is omitted, will return the controller for the dispatched action.
+If the name is omitted, will return the controller for the dispatched
+action.
 
 =cut
 
@@ -490,8 +513,13 @@ Gets a L<Catalyst::Model> instance by name.
 
     $c->model('Foo')->do_stuff;
 
-If the name is omitted, it will look for a config setting 'default_model',
-or check if there is only one view, and return it if that's the case.
+Any extra arguments are directly passed to ACCEPT_CONTEXT.
+
+If the name is omitted, it will look for 
+ - a model object in $c->stash{current_model_instance}, then
+ - a model name in $c->stash->{current_model}, then
+ - a config setting 'default_model', or
+ - check if there is only one model, and return it if that's the case.
 
 =cut
 
@@ -500,9 +528,15 @@ sub model {
     return $c->_filter_component( $c->_comp_prefixes( $name, qw/Model M/ ),
         @args )
       if $name;
-    return $c->component( $c->config->{default_model} )
+    if (ref $c) {
+        return $c->stash->{current_model_instance} 
+          if $c->stash->{current_model_instance};
+        return $c->model( $c->stash->{current_model} )
+          if $c->stash->{current_model};
+    }
+    return $c->model( $c->config->{default_model} )
       if $c->config->{default_model};
-    return $c->_filter_component( $c->_comp_singular(qw/Model M/), @args );
+    return $c->_filter_component( $c->_comp_singular(qw/Model M/) );
 
 }
 
@@ -524,8 +558,13 @@ Gets a L<Catalyst::View> instance by name.
 
     $c->view('Foo')->do_stuff;
 
-If the name is omitted, it will look for a config setting 'default_view',
-or check if there is only one view, and forward to it if that's the case.
+Any extra arguments are directly passed to ACCEPT_CONTEXT.
+
+If the name is omitted, it will look for 
+ - a view object in $c->stash{current_view_instance}, then
+ - a view name in $c->stash->{current_view}, then
+ - a config setting 'default_view', or
+ - check if there is only one view, and return it if that's the case.
 
 =cut
 
@@ -534,7 +573,13 @@ sub view {
     return $c->_filter_component( $c->_comp_prefixes( $name, qw/View V/ ),
         @args )
       if $name;
-    return $c->component( $c->config->{default_view} )
+    if (ref $c) {
+        return $c->stash->{current_view_instance} 
+          if $c->stash->{current_view_instance};
+        return $c->view( $c->stash->{current_view} )
+          if $c->stash->{current_view};
+    }
+    return $c->view( $c->config->{default_view} )
       if $c->config->{default_view};
     return $c->_filter_component( $c->_comp_singular(qw/View V/) );
 }
@@ -566,9 +611,9 @@ sub views {
 
 =head2 $c->component($name)
 
-Gets a component object by name. This method is no longer recommended,
+Gets a component object by name. This method is not recommended,
 unless you want to get a specific component by full
-class. C<$c-E<gt>controller>, C<$c-E<gt>model>, and C<$c-E<gt>view>
+class. C<< $c->controller >>, C<< $c->model >>, and C<< $c->view >>
 should be used instead.
 
 =cut
@@ -608,8 +653,9 @@ Returns or takes a hashref containing the application's configuration.
 
     __PACKAGE__->config( { db => 'dsn:SQLite:foo.db' } );
 
-You can also use a L<YAML> config file like myapp.yml in your
-applications home directory.
+You can also use a C<YAML>, C<XML> or C<Config::General> config file
+like myapp.yml in your applications home directory. See
+L<Catalyst::Plugin::ConfigLoader>.
 
     ---
     db: dsn:SQLite:foo.db
@@ -628,9 +674,9 @@ sub config {
 
 =head2 $c->log
 
-Returns the logging object instance. Unless it is already set, Catalyst sets
-this up with a L<Catalyst::Log> object. To use your own log class, set the
-logger with the C<< __PACKAGE__->log >> method prior to calling
+Returns the logging object instance. Unless it is already set, Catalyst
+sets this up with a L<Catalyst::Log> object. To use your own log class,
+set the logger with the C<< __PACKAGE__->log >> method prior to calling
 C<< __PACKAGE__->setup >>.
 
  __PACKAGE__->log( MyLogger->new );
@@ -640,8 +686,8 @@ And later:
 
     $c->log->info( 'Now logging with my own logger!' );
 
-Your log class should implement the methods described in the
-L<Catalyst::Log> man page.
+Your log class should implement the methods described in
+L<Catalyst::Log>.
 
 
 =head2 $c->debug
@@ -670,8 +716,8 @@ L<Catalyst::Engine>.
 
 =head2 $c->path_to(@path)
 
-Merges C<@path> with C<$c-E<gt>config-E<gt>{home}> and returns a
-L<Path::Class> object.
+Merges C<@path> with C<< $c->config->{home} >> and returns a
+L<Path::Class::Dir> object.
 
 For example:
 
@@ -788,6 +834,7 @@ You are running an old script!
 
   or (this will not overwrite existing files):
     catalyst.pl -scripts $class
+
 EOF
     }
     
@@ -797,7 +844,7 @@ EOF
         if (@plugins) {
             my $t = Text::SimpleTable->new(74);
             $t->row($_) for @plugins;
-            $class->log->debug( "Loaded plugins:\n" . $t->draw );
+            $class->log->debug( "Loaded plugins:\n" . $t->draw . "\n" );
         }
 
         my $dispatcher = $class->dispatcher;
@@ -832,7 +879,7 @@ EOF
             my $type = ref $class->components->{$comp} ? 'instance' : 'class';
             $t->row( $comp, $type );
         }
-        $class->log->debug( "Loaded components:\n" . $t->draw )
+        $class->log->debug( "Loaded components:\n" . $t->draw . "\n" )
           if ( keys %{ $class->components } );
     }
 
@@ -852,27 +899,23 @@ EOF
 
 =head2 $c->uri_for( $path, @args?, \%query_values? )
 
-Merges path with C<$c-E<gt>request-E<gt>base> for absolute uri's and
-with C<$c-E<gt>namespace> for relative uri's, then returns a
-normalized L<URI> object. If any args are passed, they are added at the
-end of the path.  If the last argument to uri_for is a hash reference,
-it is assumed to contain GET parameter key/value pairs, which will be
-appended to the URI in standard fashion.
+Merges path with C<< $c->request->base >> for absolute URIs and with
+C<< $c->namespace >> for relative URIs, then returns a normalized L<URI>
+object. If any args are passed, they are added at the end of the path.
+If the last argument to C<uri_for> is a hash reference, it is assumed to
+contain GET parameter key/value pairs, which will be appended to the URI
+in standard fashion.
 
-Instead of $path, you can also optionally pass a $action object which will
-be resolved to a path using $c->dispatcher->uri_for_action; if the first
-element of @args is an arrayref it is treated as a list of captures to be
-passed to uri_for_action.
+Instead of C<$path>, you can also optionally pass a C<$action> object
+which will be resolved to a path using
+C<< $c->dispatcher->uri_for_action >>; if the first element of
+C<@args> is an arrayref it is treated as a list of captures to be passed
+to C<uri_for_action>.
 
 =cut
 
 sub uri_for {
     my ( $c, $path, @args ) = @_;
-    my $base     = $c->request->base->clone;
-    my $basepath = $base->path;
-    $basepath =~ s/\/$//;
-    $basepath .= '/';
-    my $namespace = $c->namespace || '';
 
     if ( Scalar::Util::blessed($path) ) { # action object
         my $captures = ( scalar @args && ref $args[0] eq 'ARRAY'
@@ -880,33 +923,56 @@ sub uri_for {
                          : [] );
         $path = $c->dispatcher->uri_for_action($path, $captures);
         return undef unless defined($path);
+        $path = '/' if $path eq '';
     }
 
-    # massage namespace, empty if absolute path
-    $namespace =~ s/^\/// if $namespace;
-    $namespace .= '/' if $namespace;
-    $path ||= '';
-    $namespace = '' if $path =~ /^\//;
-    $path =~ s/^\///;
+    undef($path) if (defined $path && $path eq '');
 
     my $params =
       ( scalar @args && ref $args[$#args] eq 'HASH' ? pop @args : {} );
 
-    for my $value ( values %$params ) {
-        my $isa_ref = ref $value;
-        if( $isa_ref and $isa_ref ne 'ARRAY' ) {
-            croak( "Non-array reference ($isa_ref) passed to uri_for()" );
+    carp "uri_for called with undef argument" if grep { ! defined $_ } @args;
+    s/([^$URI::uric])/$URI::Escape::escapes{$1}/go for @args;
+
+    unshift(@args, $path);
+
+    unless (defined $path && $path =~ s!^/!!) { # in-place strip
+        my $namespace = $c->namespace;
+        if (defined $path) { # cheesy hack to handle path '../foo'
+           $namespace =~ s{(?:^|/)[^/]+$}{} while $args[0] =~ s{^\.\./}{};
         }
-        utf8::encode( $_ ) for grep { defined } $isa_ref ? @$value : $value;
-    };
+        unshift(@args, $namespace || '');
+    }
     
     # join args with '/', or a blank string
-    my $args = ( scalar @args ? '/' . join( '/', @args ) : '' );
-    $args =~ s/^\/// unless $path;
-    my $res =
-      URI->new_abs( URI->new_abs( "$path$args", "$basepath$namespace" ), $base )
-      ->canonical;
-    $res->query_form(%$params);
+    my $args = join('/', grep { defined($_) } @args);
+    $args =~ s/\?/%3F/g; # STUPID STUPID SPECIAL CASE
+    $args =~ s!^/!!;
+    my $base = $c->req->base;
+    my $class = ref($base);
+    $base =~ s{(?<!/)$}{/};
+
+    my $query = '';
+
+    if (my @keys = keys %$params) {
+      # somewhat lifted from URI::_query's query_form
+      $query = '?'.join('&', map {
+          s/([;\/?:@&=+,\$\[\]%])/$URI::Escape::escapes{$1}/go;
+          s/ /+/g;
+          my $key = $_;
+          my $val = $params->{$_};
+          $val = '' unless defined $val;
+          (map {
+              $_ = "$_";
+              utf8::encode( $_ );
+              # using the URI::Escape pattern here so utf8 chars survive
+              s/([^A-Za-z0-9\-_.!~*'() ])/$URI::Escape::escapes{$1}/go;
+              s/ /+/g;
+              "${key}=$_"; } ( ref $val eq 'ARRAY' ? @$val : $val ));
+      } @keys);
+    }
+
+    my $res = bless(\"${base}${args}${query}", $class);
     $res;
 }
 
@@ -927,8 +993,8 @@ sub welcome_message {
     "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
     <head>
-	<meta http-equiv="Content-Language" content="en" />
-	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <meta http-equiv="Content-Language" content="en" />
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
         <title>$name on Catalyst $VERSION</title>
         <style type="text/css">
             body {
@@ -1005,7 +1071,7 @@ sub welcome_message {
                  <p>
                  <img src="$logo" alt="Catalyst Logo" />
                  </p>
-                 <p>Welcome to the wonderful world of Catalyst.
+                 <p>Welcome to the  world of Catalyst.
                     This <a href="http://en.wikipedia.org/wiki/MVC">MVC</a>
                     framework will make web development something you had
                     never expected it to be: Fun, rewarding, and quick.</p>
@@ -1013,10 +1079,14 @@ sub welcome_message {
                  <p>That really depends  on what <b>you</b> want to do.
                     We do, however, provide you with a few starting points.</p>
                  <p>If you want to jump right into web development with Catalyst
-                    you might want to check out the documentation.</p>
-                 <pre><code>perldoc <a href="http://cpansearch.perl.org/dist/Catalyst/lib/Catalyst/Manual/Intro.pod">Catalyst::Manual::Intro</a>
-perldoc <a href="http://cpansearch.perl.org/dist/Catalyst/lib/Catalyst/Manual/Tutorial.pod">Catalyst::Manual::Tutorial</a></code>
-perldoc <a href="http://cpansearch.perl.org/dist/Catalyst/lib/Catalyst/Manual.pod">Catalyst::Manual</a></code></pre>
+                    you might want want to start with a tutorial.</p>
+<pre>perldoc <a href="http://cpansearch.perl.org/dist/Catalyst-Manual/lib/Catalyst/Manual/Tutorial.pod">Catalyst::Manual::Tutorial</a></code>
+</pre>
+<p>Afterwards you can go on to check out a more complete look at our features.</p>
+<pre>
+<code>perldoc <a href="http://cpansearch.perl.org/dist/Catalyst-Manual/lib/Catalyst/Manual/Intro.pod">Catalyst::Manual::Intro</a>
+<!-- Something else should go here, but the Catalyst::Manual link seems unhelpful -->
+</code></pre>
                  <h2>What to do next?</h2>
                  <p>Next it's time to write an actual application. Use the
                     helper scripts to generate <a href="http://cpansearch.perl.org/search?query=Catalyst%3A%3AController%3A%3A&amp;mode=all">controllers</a>,
@@ -1120,7 +1190,7 @@ sub execute {
 
     if ( $c->depth >= $RECURSION ) {
         my $action = "$code";
-        $action = "/$action" unless $action =~ /\-\>/;
+        $action = "/$action" unless $action =~ /->/;
         my $error = qq/Deep recursion detected calling "$action"/;
         $c->log->error($error);
         $c->error($error);
@@ -1128,21 +1198,21 @@ sub execute {
         return $c->state;
     }
 
-    my $stats_info = $c->_stats_start_execute( $code );
+    my $stats_info = $c->_stats_start_execute( $code ) if $c->debug;
 
     push( @{ $c->stack }, $code );
     
     eval { $c->state( &$code( $class, $c, @{ $c->req->args } ) || 0 ) };
 
-    $c->_stats_finish_execute( $stats_info );
+    $c->_stats_finish_execute( $stats_info ) if $c->debug and $stats_info;
     
-    my $last = ${ $c->stack }[-1];
-    pop( @{ $c->stack } );
+    my $last = pop( @{ $c->stack } );
 
     if ( my $error = $@ ) {
-        if ( $error eq $DETACH ) { die $DETACH if $c->depth > 1 }
+        if ( !ref($error) and $error eq $DETACH ) { die $DETACH if $c->depth > 1 }
         else {
             unless ( ref $error ) {
+                no warnings 'uninitialized';
                 chomp $error;
                 my $class = $last->class;
                 my $name  = $last->name;
@@ -1158,13 +1228,14 @@ sub execute {
 sub _stats_start_execute {
     my ( $c, $code ) = @_;
 
-    return unless $c->debug;
-
-    my $action = "$code";
+    return if ( ( $code->name =~ /^_.*/ )
+        && ( !$c->config->{show_internal_actions} ) );
 
-    $action = "/$action" unless $action =~ /\-\>/;
     $c->counter->{"$code"}++;
 
+    my $action = "$code";
+    $action = "/$action" unless $action =~ /->/;
+
     # determine if the call was the result of a forward
     # this is done by walking up the call stack and looking for a calling
     # sub of Catalyst::forward before the eval
@@ -1190,73 +1261,42 @@ sub _stats_start_execute {
     );
     $node->setUID( "$code" . $c->counter->{"$code"} );
 
-    unless ( ( $code->name =~ /^_.*/ )
-        && ( !$c->config->{show_internal_actions} ) )
-    {
-        # is this a root-level call or a forwarded call?
-        if ( $callsub =~ /forward$/ ) {
-
-            # forward, locate the caller
-            if ( my $parent = $c->stack->[-1] ) {
-                my $visitor = Tree::Simple::Visitor::FindByUID->new;
-                $visitor->searchForUID(
-                    "$parent" . $c->counter->{"$parent"} );
-                $c->stats->accept($visitor);
-                if ( my $result = $visitor->getResult ) {
-                    $result->addChild($node);
-                }
-            }
-            else {
-
-                # forward with no caller may come from a plugin
-                $c->stats->addChild($node);
+    # is this a root-level call or a forwarded call?
+    if ( $callsub =~ /forward$/ ) {
+
+        # forward, locate the caller
+        if ( my $parent = $c->stack->[-1] ) {
+            my $visitor = Tree::Simple::Visitor::FindByUID->new;
+            $visitor->searchForUID(
+                "$parent" . $c->counter->{"$parent"} );
+            $c->stats->accept($visitor);
+            if ( my $result = $visitor->getResult ) {
+                $result->addChild($node);
             }
         }
         else {
 
-            # root-level call
+            # forward with no caller may come from a plugin
             $c->stats->addChild($node);
         }
     }
+    else {
 
-    my $start = [gettimeofday];
-    my $elapsed = tv_interval($start);
+        # root-level call
+        $c->stats->addChild($node);
+    }
 
     return {
-        code    => $code,
-        elapsed => $elapsed,
-        start   => $start,
+        start   => [gettimeofday],
         node    => $node,
-      }
+    };
 }
 
 sub _stats_finish_execute {
     my ( $c, $info ) = @_;
-
-    return unless $c->debug;
-
-    my ( $code, $start, $elapsed ) = @{ $info }{qw/code start elapsed/};
-
-    unless ( ( $code->name =~ /^_.*/ )
-        && ( !$c->config->{show_internal_actions} ) )
-    {
-
-        # FindByUID uses an internal die, so we save the existing error
-        my $error = $@;
-
-        # locate the node in the tree and update the elapsed time
-        my $visitor = Tree::Simple::Visitor::FindByUID->new;
-        $visitor->searchForUID( "$code" . $c->counter->{"$code"} );
-        $c->stats->accept($visitor);
-        if ( my $result = $visitor->getResult ) {
-            my $value = $result->getNodeValue;
-            $value->{elapsed} = sprintf( '%fs', $elapsed );
-            $result->setNodeValue($value);
-        }
-
-        # restore error
-        $@ = $error || undef;
-    }
+    my $elapsed = tv_interval $info->{start};
+    my $value = $info->{node}->getNodeValue;
+    $value->{elapsed} = sprintf( '%fs', $elapsed );
 }
 
 =head2 $c->_localize_fields( sub { }, \%keys );
@@ -1311,6 +1351,24 @@ sub finalize {
 
         $c->finalize_body;
     }
+    
+    if ($c->debug) {
+        my $elapsed = sprintf '%f', tv_interval($c->stats->getNodeValue);
+        my $av = $elapsed == 0 ? '??' : sprintf '%.3f', 1 / $elapsed;
+        
+        my $t = Text::SimpleTable->new( [ 62, 'Action' ], [ 9, 'Time' ] );
+        $c->stats->traverse(
+            sub {
+                my $action = shift;
+                my $stat   = $action->getNodeValue;
+                $t->row( ( q{ } x $action->getDepth ) . $stat->{action} . $stat->{comment},
+                    $stat->{elapsed} || '??' );
+            }
+        );
+
+        $c->log->info(
+            "Request took ${elapsed}s ($av/s)\n" . $t->draw . "\n" );        
+    }
 
     return $c->response->status;
 }
@@ -1355,6 +1413,13 @@ sub finalize_headers {
     if ( my $location = $c->response->redirect ) {
         $c->log->debug(qq/Redirecting to "$location"/) if $c->debug;
         $c->response->header( Location => $location );
+        
+        if ( !$c->response->body ) {
+            # Add a default body if none is already present
+            $c->response->body(
+                qq{<html><body><p>This item has moved <a href="$location">here</a>.</p></body></html>}
+            );
+        }
     }
 
     # Content-Length
@@ -1363,7 +1428,8 @@ sub finalize_headers {
         # get the length from a filehandle
         if ( blessed( $c->response->body ) && $c->response->body->can('read') )
         {
-            if ( my $stat = stat $c->response->body ) {
+            my $stat = stat $c->response->body;
+            if ( $stat && $stat->size > 0 ) {
                 $c->response->content_length( $stat->size );
             }
             else {
@@ -1438,38 +1504,16 @@ sub handle_request {
     # Always expect worst case!
     my $status = -1;
     eval {
-        my $stats = ( $class->debug ) ? Tree::Simple->new: q{};
-
-        my $handler = sub {
-            my $c = $class->prepare(@arguments);
-            $c->stats($stats);
-            $c->dispatch;
-            return $c->finalize;
-        };
-
-        if ( $class->debug ) {
-            my $start = [gettimeofday];
-            $status = &$handler;
-            my $elapsed = tv_interval $start;
-            $elapsed = sprintf '%f', $elapsed;
-            my $av = sprintf '%.3f',
-              ( $elapsed == 0 ? '??' : ( 1 / $elapsed ) );
-            my $t = Text::SimpleTable->new( [ 62, 'Action' ], [ 9, 'Time' ] );
-
-            $stats->traverse(
-                sub {
-                    my $action = shift;
-                    my $stat   = $action->getNodeValue;
-                    $t->row( ( q{ } x $action->getDepth ) . $stat->{action} . $stat->{comment},
-                        $stat->{elapsed} || '??' );
-                }
-            );
-
-            $class->log->info(
-                "Request took ${elapsed}s ($av/s)\n" . $t->draw );
+        if ($class->debug) {
+            my $secs = time - $START || 1;
+            my $av = sprintf '%.3f', $COUNT / $secs;
+            my $time = localtime time;
+            $class->log->info("*** Request $COUNT ($av/s) [$$] [$time] ***");
         }
-        else { $status = &$handler }
 
+        my $c = $class->prepare(@arguments);
+        $c->dispatch;
+        $status = $c->finalize;   
     };
 
     if ( my $error = $@ ) {
@@ -1523,20 +1567,17 @@ sub prepare {
         }
     );
 
+    if ( $c->debug ) {
+        $c->stats(Tree::Simple->new([gettimeofday]));
+        $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION );            
+    }
+
     # For on-demand data
     $c->request->{_context}  = $c;
     $c->response->{_context} = $c;
     weaken( $c->request->{_context} );
     weaken( $c->response->{_context} );
 
-    if ( $c->debug ) {
-        my $secs = time - $START || 1;
-        my $av = sprintf '%.3f', $COUNT / $secs;
-        my $time = localtime time;
-        $c->log->info("*** Request $COUNT ($av/s) [$$] [$time] ***");
-        $c->res->headers->header( 'X-Catalyst' => $Catalyst::VERSION );
-    }
-
     # Allow engine to direct the prepare flow (for POE)
     if ( $c->engine->can('prepare') ) {
         $c->engine->prepare( $c, @arguments );
@@ -1762,7 +1803,7 @@ Reads a chunk of data from the request body. This method is designed to
 be used in a while loop, reading C<$maxlength> bytes on every call.
 C<$maxlength> defaults to the size of the request if not specified.
 
-You have to set C<MyApp-E<gt>config-E<gt>{parse_on_demand}> to use this
+You have to set C<< MyApp->config->{parse_on_demand} >> to use this
 directly.
 
 =cut
@@ -1795,9 +1836,10 @@ sub setup_actions { my $c = shift; $c->dispatcher->setup_actions( $c, @_ ) }
 
 =head2 $c->setup_components
 
-Sets up components. Specify a C<setup_components> config option to pass additional options
-directly to L<Module::Pluggable>. To add additional search paths, specify a key named
-C<search_extra> as an array reference. Items in the array beginning with C<::> will have the
+Sets up components. Specify a C<setup_components> config option to pass
+additional options directly to L<Module::Pluggable>. To add additional
+search paths, specify a key named C<search_extra> as an array
+reference. Items in the array beginning with C<::> will have the
 application class name prepended to them.
 
 =cut
@@ -1815,15 +1857,20 @@ sub setup_components {
         search_path => [ map { s/^(?=::)/$class/; $_; } @paths ],
         %$config
     );
+
+    my @comps = sort { length $a <=> length $b } $locator->plugins;
+    my %comps = map { $_ => 1 } @comps;
     
-    for my $component ( sort { length $a <=> length $b } $locator->plugins ) {
-        Catalyst::Utils::ensure_class_loaded( $component );
+    for my $component ( @comps ) {
+        Catalyst::Utils::ensure_class_loaded( $component, { ignore_loaded => 1 } );
 
         my $module  = $class->setup_component( $component );
         my %modules = (
             $component => $module,
             map {
                 $_ => $class->setup_component( $_ )
+            } grep { 
+              not exists $comps{$_}
             } Devel::InnerPackage::list_packages( $component )
         );
         
@@ -1877,13 +1924,8 @@ sub setup_dispatcher {
         $dispatcher = 'Catalyst::Dispatcher::' . $dispatcher;
     }
 
-    if ( $ENV{CATALYST_DISPATCHER} ) {
-        $dispatcher = 'Catalyst::Dispatcher::' . $ENV{CATALYST_DISPATCHER};
-    }
-
-    if ( $ENV{ uc($class) . '_DISPATCHER' } ) {
-        $dispatcher =
-          'Catalyst::Dispatcher::' . $ENV{ uc($class) . '_DISPATCHER' };
+    if ( my $env = Catalyst::Utils::env_value( $class, 'DISPATCHER' ) ) {
+        $dispatcher = 'Catalyst::Dispatcher::' . $env;
     }
 
     unless ($dispatcher) {
@@ -1911,12 +1953,8 @@ sub setup_engine {
         $engine = 'Catalyst::Engine::' . $engine;
     }
 
-    if ( $ENV{CATALYST_ENGINE} ) {
-        $engine = 'Catalyst::Engine::' . $ENV{CATALYST_ENGINE};
-    }
-
-    if ( $ENV{ uc($class) . '_ENGINE' } ) {
-        $engine = 'Catalyst::Engine::' . $ENV{ uc($class) . '_ENGINE' };
+    if ( my $env = Catalyst::Utils::env_value( $class, 'ENGINE' ) ) {
+        $engine = 'Catalyst::Engine::' . $env;
     }
 
     if ( $ENV{MOD_PERL} ) {
@@ -2031,12 +2069,8 @@ Sets up the home directory.
 sub setup_home {
     my ( $class, $home ) = @_;
 
-    if ( $ENV{CATALYST_HOME} ) {
-        $home = $ENV{CATALYST_HOME};
-    }
-
-    if ( $ENV{ uc($class) . '_HOME' } ) {
-        $home = $ENV{ uc($class) . '_HOME' };
+    if ( my $env = Catalyst::Utils::env_value( $class, 'HOME' ) ) {
+        $home = $env;
     }
 
     unless ($home) {
@@ -2062,14 +2096,8 @@ sub setup_log {
         $class->log( Catalyst::Log->new );
     }
 
-    my $app_flag = Catalyst::Utils::class2env($class) . '_DEBUG';
-
-    if (
-          ( defined( $ENV{CATALYST_DEBUG} ) || defined( $ENV{$app_flag} ) )
-        ? ( $ENV{CATALYST_DEBUG} || $ENV{$app_flag} )
-        : $debug
-      )
-    {
+    my $env_debug = Catalyst::Utils::env_value( $class, 'DEBUG' );
+    if ( defined($env_debug) ? $env_debug : $debug ) {
         no strict 'refs';
         *{"$class\::debug"} = sub { 1 };
         $class->log->debug('Debug messages enabled');
@@ -2111,9 +2139,7 @@ the plugin name does not begin with C<Catalyst::Plugin::>.
         my ( $proto, $plugin, $instant ) = @_;
         my $class = ref $proto || $proto;
 
-        unless (Class::Inspector->loaded($plugin)) {
-            require Class::Inspector->filename($plugin);
-        }
+        Catalyst::Utils::ensure_class_loaded( $plugin, { ignore_loaded => 1 } );
 
         $proto->_plugins->{$plugin} = 1;
         unless ($instant) {
@@ -2141,8 +2167,8 @@ the plugin name does not begin with C<Catalyst::Plugin::>.
 
 =head2 $c->stack
 
-Returns an arrayref of the internal execution stack (actions that are currently
-executing).
+Returns an arrayref of the internal execution stack (actions that are
+currently executing).
 
 =head2 $c->write( $data )
 
@@ -2230,9 +2256,9 @@ If you do not wish to use the proxy support at all, you may set:
 
 =head1 THREAD SAFETY
 
-Catalyst has been tested under Apache 2's threading mpm_worker, mpm_winnt,
-and the standalone forking HTTP server on Windows. We believe the Catalyst
-core to be thread-safe.
+Catalyst has been tested under Apache 2's threading C<mpm_worker>,
+C<mpm_winnt>, and the standalone forking HTTP server on Windows. We
+believe the Catalyst core to be thread-safe.
 
 If you plan to operate in a threaded environment, remember that all other
 modules you are using must also be thread-safe. Some modules, most notably