package Catalyst::Utils;
use strict;
-use Catalyst::Exception;
use File::Spec;
use HTTP::Request;
use Path::Class;
use URI;
use Carp qw/croak/;
use Cwd;
-
+use Class::MOP;
use String::RewritePrefix;
+use Class::Load ();
use namespace::clean;
eval { $tmpdir->mkpath };
if ($@) {
+ # don't load Catalyst::Exception as a BEGIN in Utils,
+ # because Utils often gets loaded before MyApp.pm, and if
+ # Catalyst::Exception is loaded before MyApp.pm, it does
+ # not honor setting
+ # $Catalyst::Exception::CATALYST_EXCEPTION_CLASS in
+ # MyApp.pm
+ require Catalyst::Exception;
Catalyst::Exception->throw(
message => qq/Couldn't create tmpdir '$tmpdir', "$@"/ );
}
Returns home directory for given class.
+=head2 dist_indicator_file_list
+
+Returns a list of files which can be tested to check if you're inside
+a CPAN distribution which is not yet installed.
+
+These are:
+
+=over
+
+=item Makefile.PL
+
+=item Build.PL
+
+=item dist.ini
+
+=item L<cpanfile>
+
+=back
+
=cut
+sub dist_indicator_file_list {
+ qw{Makefile.PL Build.PL dist.ini cpanfile};
+}
+
sub home {
my $class = shift;
$home = $home->parent while $home =~ /b?lib$/;
# only return the dir if it has a Makefile.PL or Build.PL or dist.ini
- if (-f $home->file("Makefile.PL") or -f $home->file("Build.PL")
- or -f $home->file("dist.ini")) {
-
+ if (grep { -f $home->file($_) } dist_indicator_file_list()) {
# clean up relative path:
# MyApp/script/.. -> MyApp
}, @classes);
}
+=head2 build_middleware (@args)
+
+Internal application that converts a single middleware definition (see
+L<Catalyst/psgi_middleware>) into an actual instance of middleware.
+
+=cut
+
+sub build_middleware {
+ my ($class, $namespace, @init_args) = @_;
+
+ if(
+ $namespace =~s/^\+// ||
+ $namespace =~/^Plack::Middleware/ ||
+ $namespace =~/^$class/
+ ) { ## the string is a full namespace
+ return Class::Load::try_load_class($namespace) ?
+ $namespace->new(@init_args) :
+ die "Can't load class $namespace";
+ } else { ## the string is a partial namespace
+ if(Class::Load::try_load_class($class .'::Middleware::'. $namespace)) { ## Load Middleware from Project namespace
+ my $ns = $class .'::Middleware::'. $namespace;
+ return $ns->new(@init_args);
+ } elsif(Class::Load::try_load_class("Plack::Middleware::$namespace")) { ## Act like Plack::Builder
+ return "Plack::Middleware::$namespace"->new(@init_args);
+ }
+ }
+
+ return; ## be sure we can count on a proper return when valid
+}
+
+=head2 apply_registered_middleware ($psgi)
+
+Given a $psgi reference, wrap all the L<Catalyst/registered_middlewares>
+around it and return the wrapped version.
+
+This exists to deal with the fact Catalyst registered middleware can be
+either an object with a wrap method or a coderef.
+
+=cut
+
+sub apply_registered_middleware {
+ my ($class, $psgi) = @_;
+ my $new_psgi = $psgi;
+ foreach my $middleware ($class->registered_middlewares) {
+ $new_psgi = Scalar::Util::blessed $middleware ?
+ $middleware->wrap($new_psgi) :
+ $middleware->($new_psgi);
+ }
+ return $new_psgi;
+}
=head1 AUTHORS