1 package Catalyst::Utils;
4 use Catalyst::Exception;
12 Catalyst::Utils - The Catalyst Utils
24 =item appprefix($class)
26 MyApp::Foo becomes myapp_foo
37 =item class2appclass($class);
39 MyApp::C::Foo::Bar becomes MyApp
40 My::App::C::Foo::Bar becomes My::App
45 my $class = shift || '';
47 if ( $class =~ /^(.*)::([MVC]|Model|View|Controller)?::.*$/ ) {
53 =item class2classprefix($class);
55 MyApp::C::Foo::Bar becomes MyApp::C
56 My::App::C::Foo::Bar becomes My::App::C
60 sub class2classprefix {
61 my $class = shift || '';
63 if ( $class =~ /^(.*::[MVC]|Model|View|Controller)?::.*$/ ) {
69 =item class2classsuffix($class);
71 MyApp::C::Foo::Bar becomes C::Foo::Bar
75 sub class2classsuffix {
76 my $class = shift || '';
77 my $prefix = class2appclass($class) || '';
78 $class =~ s/$prefix\:\://;
82 =item class2env($class);
84 Returns the environment name for class.
87 My::App becomes MY_APP
92 my $class = shift || '';
97 =item class2prefix( $class, $case );
99 Returns the uri prefix for a class. If case is false the prefix is converted to lowercase.
101 My::App::C::Foo::Bar becomes foo/bar
106 my $class = shift || '';
107 my $case = shift || 0;
109 if ( $class =~ /^.*::([MVC]|Model|View|Controller)?::(.*)$/ ) {
110 $prefix = $case ? $2 : lc $2;
111 $prefix =~ s/\:\:/\//g;
116 =item class2tempdir( $class [, $create ] );
118 Returns a tempdir for a class. If create is true it will try to create the path.
120 My::App becomes /tmp/my/app
121 My::App::C::Foo::Bar becomes /tmp/my/app/c/foo/bar
126 my $class = shift || '';
127 my $create = shift || 0;
128 my @parts = split '::', lc $class;
130 my $tmpdir = dir( File::Spec->tmpdir, @parts )->cleanup;
132 if ( $create && !-e $tmpdir ) {
134 eval { $tmpdir->mkpath };
137 Catalyst::Exception->throw(
138 message => qq/Couldn't create tmpdir '$tmpdir', "$@"/ );
142 return $tmpdir->stringify;
147 Returns home directory for given class.
153 $name =~ s/\:\:/\//g;
155 if ( my $path = $INC{"$name.pm"} ) {
156 $home = file($path)->absolute->dir;
159 my $subdir = dir($home)->subdir($append);
160 for ( split '/', $name ) { $home = dir($home)->parent }
161 if ( $home =~ /blib$/ ) { $home = dir($home)->parent }
162 elsif (!-f file( $home, 'Makefile.PL' )
163 && !-f file( $home, 'Build.PL' ) )
168 # clean up relative path:
169 # MyApp/script/.. -> MyApp
170 my ($lastdir) = $home->dir_list( -1, 1 );
171 if ( $lastdir eq '..' ) {
172 $home = dir($home)->parent->parent;
178 =item prefix($class, $name);
180 Returns a prefixed action.
182 MyApp::C::Foo::Bar, yada becomes foo/bar/yada
187 my ( $class, $name ) = @_;
188 my $prefix = &class2prefix($class);
189 $name = "$prefix/$name" if $prefix;
195 Returns an L<HTTP::Request> object for a uri.
201 unless ( ref $request ) {
202 if ( $request =~ m/http/i ) {
203 $request = URI->new($request)->canonical;
206 $request = URI->new( 'http://localhost' . $request )->canonical;
209 unless ( ref $request eq 'HTTP::Request' ) {
210 $request = HTTP::Request->new( 'GET', $request );
219 Sebastian Riedel, C<sri@cpan.org>
223 This program is free software, you can redistribute it and/or modify it under
224 the same terms as Perl itself.