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lib/Catalyst/Authentication/Credential/OAuth.pm  view on Meta::CPAN

package Catalyst::Authentication::Credential::OAuth;
use Moose;
use MooseX::Types::Moose qw/ Bool HashRef /;
use MooseX::Types::Common::String qw/ NonEmptySimpleStr /;
use Net::OAuth;
#$Net::OAuth::PROTOCOL_VERSION = Net::OAuth::PROTOCOL_VERSION_1_0A;
use LWP::UserAgent;
use HTTP::Request::Common;
use String::Random qw/ random_string /;
use Catalyst::Exception ();
use namespace::autoclean;

our $VERSION = '0.04';

has debug => ( is => 'ro', isa => Bool );
has providers => ( is => 'ro', isa => HashRef, required => 1 );
has ua => ( is => 'ro', lazy_build => 1, init_arg => undef, isa => 'LWP::UserAgent' );

sub BUILDARGS {
    my ($self, $config, $c, $realm) = @_;

    return $config;
}

sub BUILD {
    my ($self) = @_;
    $self->ua; # Ensure lazy value is built.
}

sub _build_ua {
    my $self = shift;

    LWP::UserAgent->new;
}

sub authenticate {
	my ($self, $c, $realm, $auth_info) = @_;

    Catalyst::Exception->throw( "Provider is not defined." )
        unless defined $auth_info->{provider} || defined $self->providers->{ $auth_info->{provider} };

    my $provider = $self->providers->{ $auth_info->{provider} };

    for ( qw/ consumer_key consumer_secret request_token_endpoint access_token_endpoint user_auth_endpoint / ) {
        Catalyst::Exception->throw( $_ . " is not defined for provider ". $auth_info->{provider} )
            unless $provider->{$_};
    }

    my %defaults = (
	consumer_key => $provider->{consumer_key},
	consumer_secret => $provider->{consumer_secret},
        timestamp => time,
        nonce => random_string( 'ccccccccccccccccccc' ),
        request_method => 'GET',
        signature_method => 'HMAC-SHA1',
	oauth_version => '1.0a',
        callback => $c->uri_for( $c->action, $c->req->captures, @{ $c->req->args } )->as_string
    );

	$c->log_debug( "authenticate() called from " . $c->request->uri ) if $self->debug;

    my $oauth_token = $c->req->method eq 'GET'
        ? $c->req->query_params->{oauth_token}
        : $c->req->body_params->{oauth_token};

	if( $oauth_token ) {

		my $response = Net::OAuth->response( 'user auth' )->from_hash( $c->req->params );