NAME

Catalyst::Plugin::I18N::Manual - (Draft) I18N and L10N with Catalyst and Template Toolkit.

OUTLINE

    Prerequisites:
     - perl >= 5.8.0
     - Catalyst >= 5.33
     - Catalyst::Plugin::I18N >= 0.04
     - Catalyst::Plugin::Unicode >= 0.2
     - Catlayst::View::TT && Template-Toolkit >= 2.14
     - GNU gettext utilities
     - An editor that understands UTF-8 and Byte Order Mark (BOM)
    $ catalyst.pl MyApp
    created "MyApp"
    created "MyApp/script"
    created "MyApp/lib"
    created "MyApp/root"
    created "MyApp/root/static"
    created "MyApp/root/static/images"
    created "MyApp/t"
    created "MyApp/lib/MyApp"
    created "MyApp/lib/MyApp/Model"
    created "MyApp/lib/MyApp/View"
    created "MyApp/lib/MyApp/Controller"
    created "MyApp/lib/MyApp.pm"
    created "MyApp/Makefile.PL"
    created "MyApp/README"
    created "MyApp/Changes"
    created "MyApp/t/01app.t"
    created "MyApp/t/02pod.t"
    created "MyApp/t/03podcoverage.t"
    created "MyApp/root/static/images/catalyst_logo.png"
    created "MyApp/root/static/images/btn_120x50_built.png"
    created "MyApp/root/static/images/btn_120x50_built_shadow.png"
    created "MyApp/root/static/images/btn_120x50_powered.png"
    created "MyApp/root/static/images/btn_120x50_powered_shadow.png"
    created "MyApp/root/static/images/btn_88x31_built.png"
    created "MyApp/root/static/images/btn_88x31_built_shadow.png"
    created "MyApp/root/static/images/btn_88x31_powered.png"
    created "MyApp/root/static/images/btn_88x31_powered_shadow.png"
    created "MyApp/root/favicon.ico"
    created "MyApp/script/myapp_cgi.pl"
    created "MyApp/script/myapp_fastcgi.pl"
    created "MyApp/script/myapp_server.pl"
    created "MyApp/script/myapp_test.pl"
    created "MyApp/script/myapp_create.pl"
    $ cd MyApp
    $ vim lib/MyApp.pm
    use Catalyst qw/-Debug I18N Unicode/;
    
    sub begin : Private {
        my ( $self, $c ) = @_;
        
        my $locale = $c->request->param('locale');
        
        $c->response->headers->push_header( 'Vary' => 'Accept-Language' );  # hmm vary and param?
        $c->languages( $locale ? [ $locale ] : undef );
    }
    sub default : Private {
        my ( $self, $c ) = @_;
        my $name = $c->request->param('name') || $c->loc('Guest');
        $c->response->content_type('text/plain; charset=utf-8');
        $c->response->body( $c->loc( 'Welcome [_1]!', $name ) );
    }
    $ mkdir lib/MyApp/I18N
    $ xgettext.pl --output=lib/MyApp/I18N/messages.pot --directory=lib/
    $ ls lib/MyApp/I18N/
    messages.pot
    $ msginit --input=lib/MyApp/I18N/messages.pot --output=lib/MyApp/I18N/sv.po --locale=sv
    Created lib/MyApp/I18N/sv.po.
    $ vim lib/MyApp/I18N/sv.po
    "Content-Type: text/plain; charset=utf-8\n"
    #: lib/MyApp.pm:50
    msgid "Guest"
    msgstr "Gäst"
    #. ($name)
    #: lib/MyApp.pm:54
    msgid "Welcome %1!"
    msgstr "Välkommen %1!"
    $ perl script/myapp_server.pl
    [Fri Dec  2 03:52:45 2005] [catalyst] [debug] Debug messages enabled
    [Fri Dec  2 03:52:47 2005] [catalyst] [debug] Loaded plugins:
    .------------------------------------------------------------------------------.
    | Catalyst::Plugin::I18N                                                       |
    | Catalyst::Plugin::Unicode                                                    |
    '------------------------------------------------------------------------------'
    [Fri Dec  2 03:52:47 2005] [catalyst] [debug] Loaded dispatcher "Catalyst::Dispatcher"
    [Fri Dec  2 03:52:47 2005] [catalyst] [debug] Loaded engine "Catalyst::Engine::HTTP"
    [Fri Dec  2 03:52:47 2005] [catalyst] [debug] Found home "/Users/chansen/MyApp"
    [Fri Dec  2 03:52:48 2005] [catalyst] [debug] Initialized i18n "MyApp::I18N"
    [Fri Dec  2 03:52:48 2005] [catalyst] [debug] Loaded Private actions:
    .----------------------+----------------------------------------+--------------.
    | Private              | Class                                  | Method       |
    +----------------------+----------------------------------------+--------------+
    | /default             | MyApp                                  | default      |
    '----------------------+----------------------------------------+--------------'
    [Fri Dec  2 03:52:48 2005] [catalyst] [info] MyApp powered by Catalyst 5.57
    You can connect to your server at http://localhost:3000
    # point your browser to http://localhost:3000/?name=Joe
    # output should render:
    Välkommen Joe!
    $ vim lib/MyApp.pm
    sub default : Private {
        # ...
        $c->response->body( $c->loc( 'Welcome to my homepage [_1]!', $name ) );
    }
    
    $ xgettext.pl --output=lib/MyApp/I18N/messages.pot --directory=lib/
    $ msgmerge --update lib/MyApp/I18N/sv.po lib/MyApp/I18N/messages.pot
    . done.
    $ vim lib/MyApp/I18N/sv.po
    #. ($name)
    #: lib/MyApp.pm:54
    msgid "Welcome to my homepage %1!"
    msgstr "Välkommen till min hemsida %1!"
    $ perl script/myapp_server.pl
    # point your browser to http://localhost:3000/?name=Joe
    # output should render:
    Välkommen till min hemsida Joe!
    $ perl script/myapp_create.pl view TT TT
     exists "/Users/chansen/MyApp/script/../lib/MyApp/View"
     exists "/Users/chansen/MyApp/script/../t"
    created "/Users/chansen/MyApp/script/../lib/MyApp/View/TT.pm"
    created "/Users/chansen/MyApp/script/../t/view_TT.t"
    
    $ vim lib/MyApp.pm
    sub default : Private {
        my ( $self, $c ) = @_;
        my $name = $c->request->param('name') || $c->loc('Guest');
        $c->response->content_type('text/plain; charset=utf-8');
        $c->stash(
            name     => $name,
            template => 'test.tt' 
        );
        
        $c->forward('MyApp::View::TT');
    }
    $ vim root/test.tt # Save file in UTF-8 with BOM
    
    [% c.loc( 'Welcome to my place [_1]!', c.stash.name ) %]
    
    $ xgettext.pl --output=lib/MyApp/I18N/messages.pot --directory=lib/ --directory=root/
    $ msgmerge --update lib/MyApp/I18N/sv.po lib/MyApp/I18N/messages.pot
    . done.    
    
    $ vim lib/MyApp/I18N/sv.po
    #. (c.stash.name)
    #: root/test.tt:1
    msgid "Welcome to my place %1!"
    msgstr "Välkommen till mitt ställe %1!"
    
    $ perl script/myapp_server.pl 
    [Fri Dec  2 05:12:58 2005] [catalyst] [debug] Debug messages enabled
    [Fri Dec  2 05:12:58 2005] [catalyst] [debug] Loaded plugins:
    .------------------------------------------------------------------------------.
    | Catalyst::Plugin::I18N                                                       |
    | Catalyst::Plugin::Unicode                                                    |
    '------------------------------------------------------------------------------'
    [Fri Dec  2 05:12:58 2005] [catalyst] [debug] Loaded dispatcher "Catalyst::Dispatcher"
    [Fri Dec  2 05:12:58 2005] [catalyst] [debug] Loaded engine "Catalyst::Engine::HTTP"
    [Fri Dec  2 05:12:58 2005] [catalyst] [debug] Found home "/Users/chansen/MyApp"
    [Fri Dec  2 05:12:58 2005] [catalyst] [debug] Initialized i18n "MyApp::I18N"
    [Fri Dec  2 05:12:59 2005] [catalyst] [debug] Loaded components:
    .-------------------------------------------------------------------+----------.
    | Class                                                             | Type     |
    +-------------------------------------------------------------------+----------+
    | MyApp::View::TT                                                   | instance |
    '-------------------------------------------------------------------+----------'
    [Fri Dec  2 05:12:59 2005] [catalyst] [debug] Loaded Private actions:
    .----------------------+----------------------------------------+--------------.
    | Private              | Class                                  | Method       |
    +----------------------+----------------------------------------+--------------+
    | /default             | MyApp                                  | default      |
    '----------------------+----------------------------------------+--------------'
    [Fri Dec  2 05:12:59 2005] [catalyst] [info] MyApp powered by Catalyst 5.57
    You can connect to your server at http://localhost:3000
    
    # point your browser to http://localhost:3000/?name=Joe
    # output should render:
    Välkommen till mitt ställe Joe!

INTRODUCTION

INTERNATIONALIZATION

CONTENT NEGOTIATION

LOCALIZATION

STAYING IN SYNC

TEMPLATE TOOLKIT

RESOURCES

AUTHOR

Christian Hansen "ch@ngmedia.com"

COPYRIGHT

This program is free software, you can redistribute it and/or modify it under the same terms as Perl itself.