Added COMPONENT() and ACCEPT_CONTEXT() support

[catagits/Catalyst-Runtime.git] / lib / Catalyst / Utils.pm

diff --git a/lib/Catalyst/Utils.pm b/lib/Catalyst/Utils.pm
index 6d21f2b..3a0974b 100644 (file)
--- a/lib/Catalyst/Utils.pm
+++ b/lib/Catalyst/Utils.pm
@@ -1,7 +1,11 @@
 package Catalyst::Utils;
 
 use strict;
-use attributes ();
+use Catalyst::Exception;
+use File::Spec;
+use HTTP::Request;
+use Path::Class;
+use URI;
 
 =head1 NAME
 
@@ -15,32 +19,39 @@ See L<Catalyst>.
 
 =head1 METHODS
 
-=over 4
+=head2 appprefix($class)
 
-=item attrs($coderef)
-
-Returns attributes for coderef in a arrayref
+       MyApp::Foo becomes myapp_foo
 
 =cut
 
-sub attrs { attributes::get( $_[0] ) || [] }
+sub appprefix {
+    my $class = shift;
+    $class =~ s/\:\:/_/g;
+    $class = lc($class);
+    return $class;
+}
 
-=item prefix($class, $name);
+=head2 class2appclass($class);
 
-Returns a prefixed action.
+    MyApp::C::Foo::Bar becomes MyApp
+    My::App::C::Foo::Bar becomes My::App
 
 =cut
 
-sub prefix {
-    my ( $class, $name ) = @_;
-    my $prefix = &class2prefix($class);
-    $name = "$prefix/$name" if $prefix;
-    return $name;
+sub class2appclass {
+    my $class = shift || '';
+    my $appname = '';
+    if ( $class =~ /^(.*)::([MVC]|Model|View|Controller)?::.*$/ ) {
+        $appname = $1;
+    }
+    return $appname;
 }
 
-=item class2classprefix($class);
+=head2 class2classprefix($class);
 
-Returns the classprefix for class.
+    MyApp::C::Foo::Bar becomes MyApp::C
+    My::App::C::Foo::Bar becomes My::App::C
 
 =cut
 
@@ -53,23 +64,151 @@ sub class2classprefix {
     return $prefix;
 }
 
-=item class2prefix($class);
+=head2 class2classsuffix($class);
 
-Returns the prefix for class.
+    MyApp::C::Foo::Bar becomes C::Foo::Bar
+
+=cut
+
+sub class2classsuffix {
+    my $class = shift || '';
+    my $prefix = class2appclass($class) || '';
+    $class =~ s/$prefix\:\://;
+    return $class;
+}
+
+=head2 class2env($class);
+
+Returns the environment name for class.
+
+    MyApp becomes MYAPP
+    My::App becomes MY_APP
+
+=cut
+
+sub class2env {
+    my $class = shift || '';
+    $class =~ s/\:\:/_/g;
+    return uc($class);
+}
+
+=head2 class2prefix( $class, $case );
+
+Returns the uri prefix for a class. If case is false the prefix is converted to lowercase.
+
+    My::App::C::Foo::Bar becomes foo/bar
 
 =cut
 
 sub class2prefix {
     my $class = shift || '';
+    my $case  = shift || 0;
     my $prefix;
     if ( $class =~ /^.*::([MVC]|Model|View|Controller)?::(.*)$/ ) {
-        $prefix = lc $2;
+        $prefix = $case ? $2 : lc $2;
         $prefix =~ s/\:\:/\//g;
     }
     return $prefix;
 }
 
-=back
+=head2 class2tempdir( $class [, $create ] );
+
+Returns a tempdir for a class. If create is true it will try to create the path.
+
+    My::App becomes /tmp/my/app
+    My::App::C::Foo::Bar becomes /tmp/my/app/c/foo/bar
+
+=cut
+
+sub class2tempdir {
+    my $class  = shift || '';
+    my $create = shift || 0;
+    my @parts = split '::', lc $class;
+
+    my $tmpdir = dir( File::Spec->tmpdir, @parts )->cleanup;
+
+    if ( $create && !-e $tmpdir ) {
+
+        eval { $tmpdir->mkpath };
+
+        if ($@) {
+            Catalyst::Exception->throw(
+                message => qq/Couldn't create tmpdir '$tmpdir', "$@"/ );
+        }
+    }
+
+    return $tmpdir->stringify;
+}
+
+=head2 home($class)
+
+Returns home directory for given class.
+
+=cut
+
+sub home {
+    my $name = shift;
+    $name =~ s/\:\:/\//g;
+    my $home = 0;
+    if ( my $path = $INC{"$name.pm"} ) {
+        $home = file($path)->absolute->dir;
+        $name =~ /(\w+)$/;
+        my $append = $1;
+        my $subdir = dir($home)->subdir($append);
+        for ( split '/', $name ) { $home = dir($home)->parent }
+        if ( $home =~ /blib$/ ) { $home = dir($home)->parent }
+        elsif (!-f file( $home, 'Makefile.PL' )
+            && !-f file( $home, 'Build.PL' ) )
+        {
+            $home = $subdir;
+        }
+
+        # clean up relative path:
+        # MyApp/script/.. -> MyApp
+        my ($lastdir) = $home->dir_list( -1, 1 );
+        if ( $lastdir eq '..' ) {
+            $home = dir($home)->parent->parent;
+        }
+    }
+    return $home;
+}
+
+=head2 prefix($class, $name);
+
+Returns a prefixed action.
+
+    MyApp::C::Foo::Bar, yada becomes foo/bar/yada
+
+=cut
+
+sub prefix {
+    my ( $class, $name ) = @_;
+    my $prefix = &class2prefix($class);
+    $name = "$prefix/$name" if $prefix;
+    return $name;
+}
+
+=head2 request($uri)
+
+Returns an L<HTTP::Request> object for a uri.
+
+=cut
+
+sub request {
+    my $request = shift;
+    unless ( ref $request ) {
+        if ( $request =~ m/^http/i ) {
+            $request = URI->new($request)->canonical;
+        }
+        else {
+            $request = URI->new( 'http://localhost' . $request )->canonical;
+        }
+    }
+    unless ( ref $request eq 'HTTP::Request' ) {
+        $request = HTTP::Request->new( 'GET', $request );
+    }
+    return $request;
+}
 
 =head1 AUTHOR