oauth credential - initial upload

diff --git a/Changes b/Changes
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+++ b/Changes
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+Revision history for Catalyst::Authentication::Credential::OAuth
+
+
+0.01 Tue July 08 17:17 2009
+       original version

diff --git a/MANIFEST.SKIP b/MANIFEST.SKIP
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+++ b/MANIFEST.SKIP
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+.git/
+blib
+pm_to_blib
+MANIFEST.bak
+MANIFEST.SKIP~
+cover_db
+Makefile$
+Makefile.old$

diff --git a/Makefile.PL b/Makefile.PL
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--- /dev/null
+++ b/Makefile.PL
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+use inc::Module::Install;
+
+name 'Catalyst-Authentication-Credential-OAuth';
+all_from 'lib/Catalyst/Authentication/Credential/OAuth.pm';
+
+requires 'Moose';
+requires 'Net::OAuth';
+requires 'LWP::UserAgent';
+requires 'String::Random';
+
+build_requires 'Catalyst::Runtime';
+build_requires 'Test::WWW::Mechanize::Catalyst';
+build_requires 'Test::More';
+build_requires 'ok';
+
+WriteAll();

diff --git a/README b/README
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index 0000000..e69de29

diff --git a/lib/Catalyst/Authentication/Credential/OAuth.pm b/lib/Catalyst/Authentication/Credential/OAuth.pm
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+++ b/lib/Catalyst/Authentication/Credential/OAuth.pm
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+package Catalyst::Authentication::Credential::OAuth;
+use strict;
+use warnings;
+
+use Moose;
+
+has _config => ( is => 'rw' );
+has realm => ( is => 'ro' );
+has debug => ( is => 'rw' );
+has defaults => ( is => 'rw' );
+has provider => ( is => 'rw' );
+
+our $VERSION = "0.01";
+
+use Net::OAuth;
+#$Net::OAuth::PROTOCOL_VERSION = Net::OAuth::PROTOCOL_VERSION_1_0A;
+use HTTP::Request::Common;
+use LWP::UserAgent;
+use String::Random qw/ random_string /;
+
+use Catalyst::Exception ();
+
+sub new {
+       my ($class, $config, $c, $realm) = @_;
+
+       my $self = { _config => { 
+               %{ $config },
+               %{ $realm->{config} }
+       } };
+
+       bless $self, $class;
+
+       $self->debug( $self->_config->{debug} );
+
+       $self->defaults( {
+               request_method => 'GET',
+               signature_method => 'HMAC-SHA1',
+               nonce => random_string( 'ccccccccccccccccccc' ),
+       } );
+
+       return $self;
+}
+
+
+sub authenticate {
+       my ($self, $c, $realm, $auth_info) = @_;
+       
+       Catalyst::Exception->throw( "Provider is not defined." ) 
+               unless defined $self->_config->{ $auth_info->{oauth_provider} };
+
+       $self->provider( $self->_config->{ $auth_info->{oauth_provider} } );
+
+       $self->defaults( {
+               %{ $self->defaults },
+               timestamp => time,
+               consumer_key => $self->provider->{key},
+               consumer_secret => $self->provider->{secret},
+               callback => $c->uri_for( $c->action )->as_string,
+       } );
+
+       $c->log_debug( "authenticate() called from " . $c->request->uri ) if $self->debug;
+
+       my $ua = LWP::UserAgent->new;
+       
+       if( $c->req->params->{oauth_token} ) {
+
+               my $response = Net::OAuth->response( 'user auth' )->from_hash( $c->req->params );
+
+               Catalyst::Exception->throw( "access_token_endpoint not defined" )
+                       unless $self->provider->{access_token_endpoint};
+
+               my $request = Net::OAuth->request( 'access token' )->new(
+                       %{ $self->defaults },
+                       token => $response->token,
+                       token_secret => '',
+                       request_url => $self->provider->{access_token_endpoint},
+               );
+
+               $request->sign;
+
+               my $ua_response = $ua->request( GET $request->to_url );
+
+               Catalyst::Exception->throw( $ua_response->status_line.' '.$ua_response->content )
+                       unless $ua_response->is_success;
+               
+               $response = Net::OAuth->response( 'access token' )->from_post_body( $ua_response->content );
+
+               my $user = +{ 
+                       token => $response->token,
+                       token_secret => $response->token_secret,
+                       extra_params => $response->extra_params
+               };
+
+               my $user_obj = $realm->find_user( $user, $c );
+
+               return $user_obj if ref $user_obj;
+
+               $c->log->debug( 'Verified OAuth identity failed' ) if $self->debug;
+
+               return;
+       }
+       else {
+
+               Catalyst::Exception->throw( "request_token_endpoint not defined" )
+                       unless $self->provider->{request_token_endpoint};
+               
+               my $request = Net::OAuth->request( 'request token' )->new(
+                       %{ $self->defaults },
+                       request_url => $self->provider->{request_token_endpoint}
+               );
+
+               $request->sign;
+
+               my $ua_response = $ua->request( GET $request->to_url );
+                               
+               Catalyst::Exception->throw( $ua_response->status_line.' '.$ua_response->content )
+                       unless $ua_response->is_success;
+
+               my $response = Net::OAuth->response( 'request token' )->from_post_body( $ua_response->content );
+
+               Catalyst::Exception->throw( "user_auth_endpoint not defined" )
+                       unless $self->provider->{user_auth_endpoint};
+
+               $request = Net::OAuth->request( 'user auth' )->new(
+                       %{ $self->defaults },
+                       token => $response->token,
+               );
+
+               $c->res->redirect( $request->to_url( $self->provider->{user_auth_endpoint} ) );
+       }
+
+}
+
+
+
+1;
+
+
+__END__
+
+=head1 NAME
+
+Catalyst::Authentication::Credential::OAuth - OAuth credential for Catalyst::Plugin::Authentication framework.
+
+=head1 VERSION
+
+0.01
+
+=head1 SYNOPSIS
+
+In MyApp.pm
+
+ use Catalyst qw/
+      Authentication
+      Session
+      Session::Store::FastMmap
+      Session::State::Cookie
+ /;
+
+
+In myapp.conf
+
+ <Plugin::Authentication>
+      default_realm    oauth
+      <realms>
+           <oauth>
+                <credential>
+                     class     OAuth
+               </credential>
+               <example_provider>
+                       key my_app_key
+                       secret my_app_secret
+                       request_token_endpoint http://example.com/oauth/request_token
+                        access_token_endpoint http://example.com/oauth/access_token
+                        user_auth_endpoint http://example.com/oauth/authorize
+               </example_provider>
+           </oauth>
+      </realms>
+</Plugin::Authentication>
+
+
+In controller code,
+
+  sub oauth : Local {
+       my ($self, $c) = @_;
+
+       if( $c->authenticate( { oauth_provider => 'example_provider' } ) ) {
+             #do something with $c->user
+       }
+  }
+
+
+
+=head1 USER METHODS
+
+=over 4
+
+=item $c->user->token
+
+=item $c->user->token_secret
+
+=item $c->user->extra_params - whatever other parameters the provider sends back
+
+=back
+
+=head1 AUTHOR
+
+Cosmin Budrica E<lt>cosmin@sinapticode.comE<gt>
+
+Bogdan Lucaciu E<lt>bogdan@sinapticode.comE<gt>
+
+=head1 COPYRIGHT
+
+Copyright (c) 2009 Sinapticode. All rights reserved 
+
+This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
+
+=cut

diff --git a/t/00-load.t b/t/00-load.t
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--- /dev/null
+++ b/t/00-load.t
@@ -0,0 +1,6 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use Test::More tests => 1;
+use ok 'Catalyst::Authentication::Credential::OAuth';