1 package Catalyst::Utils;
5 use Catalyst::Exception;
13 Catalyst::Utils - The Catalyst Utils
25 =item appprefix($class)
27 Returns the application prefix for the class
40 Returns attributes for coderef in a arrayref
44 sub attrs { attributes::get( $_[0] ) || [] }
46 =item class2appclass($class);
48 Returns the appclass for class.
50 MyApp::C::Foo::Bar becomes MyApp
51 My::App::C::Foo::Bar becomes My::App
56 my $class = shift || '';
58 if ( $class =~ /^(.*)::([MVC]|Model|View|Controller)?::.*$/ ) {
64 =item class2classprefix($class);
66 Returns the classprefix for class.
68 MyApp::C::Foo::Bar becomes MyApp::C
69 My::App::C::Foo::Bar becomes My::App::C
73 sub class2classprefix {
74 my $class = shift || '';
76 if ( $class =~ /^(.*::[MVC]|Model|View|Controller)?::.*$/ ) {
82 =item class2classsuffix($class);
84 Returns the classsuffix for class.
86 MyApp::C::Foo::Bar becomes C::Foo::Bar
90 sub class2classsuffix {
91 my $class = shift || '';
92 my $prefix = class2appclass($class) || '';
93 $class =~ s/$prefix\:\://;
97 =item class2env($class);
99 Returns the environment name for class.
102 My::App becomes MY_APP
107 my $class = shift || '';
108 $class =~ s/\:\:/_/g;
112 =item class2prefix( $class, $case );
114 Returns the prefix for class.
116 My::App::C::Foo::Bar becomes /foo/bar
121 my $class = shift || '';
122 my $case = shift || 0;
124 if ( $class =~ /^.*::([MVC]|Model|View|Controller)?::(.*)$/ ) {
125 $prefix = $case ? $2 : lc $2;
126 $prefix =~ s/\:\:/\//g;
131 =item class2tempdir( $class [, $create ] );
133 Returns a tempdir for class. If create is true it will try to create the path.
135 My::App becomes /tmp/my/app
136 My::App::C::Foo::Bar becomes /tmp/my/app/c/foo/bar
141 my $class = shift || '';
142 my $create = shift || 0;
143 my @parts = split '::', lc $class;
145 my $tmpdir = dir( File::Spec->tmpdir, @parts )->cleanup;
147 if ( $create && !-e $tmpdir ) {
149 eval { $tmpdir->mkpath };
152 Catalyst::Exception->throw(
153 message => qq/Couldn't create tmpdir '$tmpdir', "$@"/ );
157 return $tmpdir->stringify;
162 Returns home directory for given class.
168 $name =~ s/\:\:/\//g;
170 if ( my $path = $INC{"$name.pm"} ) {
171 $home = file($path)->absolute->dir;
174 my $subdir = dir($home)->subdir($append);
175 for ( split '/', $name ) { $home = dir($home)->parent }
176 if ( $home =~ /blib$/ ) { $home = dir($home)->parent }
177 elsif (!-f file( $home, 'Makefile.PL' )
178 && !-f file( $home, 'Build.PL' ) )
183 # clean up relative path:
184 # MyApp/script/.. -> MyApp
185 my ($lastdir) = $home->dir_list( -1, 1 );
186 if ( $lastdir eq '..' ) {
187 $home = dir($home)->parent->parent;
193 =item prefix($class, $name);
195 Returns a prefixed action.
197 MyApp::C::Foo::Bar, yada becomes /foo/bar/yada
202 my ( $class, $name ) = @_;
203 my $prefix = &class2prefix($class);
204 $name = "$prefix/$name" if $prefix;
208 =item reflect_actions($class);
210 Returns an arrayref containing all actions of a component class.
214 sub reflect_actions {
217 eval '$actions = $class->_action_cache';
220 Catalyst::Exception->throw( message =>
221 qq/Couldn't reflect actions of component "$class", "$@"/ );
227 =item request($request)
229 Returns a HTTP::Request object.
235 unless ( ref $request ) {
236 if ( $request =~ m/http/i ) {
237 $request = URI->new($request)->canonical;
240 $request = URI->new( 'http://localhost' . $request )->canonical;
243 unless ( ref $request eq 'HTTP::Request' ) {
244 $request = HTTP::Request->new( 'GET', $request );
253 Sebastian Riedel, C<sri@cpan.org>
257 This program is free software, you can redistribute it and/or modify it under
258 the same terms as Perl itself.