File Coverage

blib/lib/API/Facebook.pm

Criterion	Covered	Total	%
statement	18	32	56.2
branch	0	2	0.0
condition			n/a
subroutine	6	8	75.0
pod	0	2	0.0
total	24	44	54.5

# ABSTRACT: Facebook.com API Client
package API::Facebook;

use namespace::autoclean -except => 'has';

use Data::Object::Class;
use Data::Object::Class::Syntax;
use Data::Object::Signatures;

use Data::Object qw(load);
use Data::Object::Library qw(Str);

extends 'API::Client';

our $VERSION = '0.03'; # VERSION

our $DEFAULT_URL = "https://graph.facebook.com";

# ATTRIBUTES

has access_token => rw;

# CONSTRAINTS

req access_token => Str;

# DEFAULTS

def identifier => 'API::Facebook (Perl)';
def url        => method { load('Mojo::URL')->new($DEFAULT_URL) };
def version    => 1;

# CONSTRUCTION

after BUILD => method {
    my $identifier = $self->identifier;
    my $version    = $self->version;
    my $agent      = $self->user_agent;
    my $url        = $self->url;

    $agent->transactor->name($identifier);
    $url->path("/v$version");

    return $self;
};

# METHODS

method PREPARE ($ua, $tx, %args) {
    my $headers = $tx->req->headers;
    my $url     = $tx->req->url;

    # default headers
    $headers->header('Content-Type' => 'application/json');

    # access token parameter
    $url->query->merge(access_token => $self->access_token) if $self->access_token;
}

method resource (@segments) {
    # build new resource instance
    my $instance = __PACKAGE__->new(
        access_token => $self->access_token,
        debug        => $self->debug,
        fatal        => $self->fatal,
        retries      => $self->retries,
        timeout      => $self->timeout,
        user_agent   => $self->user_agent,
        identifier   => $self->identifier,
        version      => $self->version,

    );

    # resource locator
    my $url = $instance->url;

    # modify resource locator if possible
    $url->path(join '/', $self->url->path, @segments);

    # return resource instance
    return $instance;
}

1;

__END__