merge

16 files changed, 1054 insertions, 114 deletions

diff --git a/lib/MooseX/Net/API/Error.pm b/lib/MooseX/Net/API/Error.pm
index 0542613..8825877 100644
--- a/lib/MooseX/Net/API/Error.pm
+++ b/lib/MooseX/Net/API/Error.pm
@@ -1,12 +1,12 @@
 package MooseX::Net::API::Error;
 
 use Moose;
-use JSON::XS;
+use JSON;
 use Moose::Util::TypeConstraints;
 use overload '""' => \&error;
 
 subtype error => as 'Str';
-coerce error => from 'HashRef' => via { encode_json $_};
+coerce error => from 'HashRef' => via { JSON::encode_json $_};
 
 has http_error => (
     is      => 'ro',
@@ -29,5 +29,35 @@ sub error {
 }
 
 1;
-
 __END__
+
+=head1 NAME
+
+MooseX::Net::API::Error
+
+=head1 SYNOPSIS
+
+    MooseX::Net::API::Error->new(reason => "'useragent' is required");
+
+or
+
+    MooseX::Net::API::Error->new()
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Meta/Class.pm b/lib/MooseX/Net/API/Meta/Class.pm
index e4bed0c..9fdd793 100644
--- a/lib/MooseX/Net/API/Meta/Class.pm
+++ b/lib/MooseX/Net/API/Meta/Class.pm
@@ -1,25 +1,36 @@
 package MooseX::Net::API::Meta::Class;
 
 use Moose::Role;
-use Moose::Meta::Class;
-use MooseX::Types::Moose qw(Str ArrayRef ClassName Object);
-
-has local_api_methods => (
-    traits     => ['Array'],
-    is         => 'ro',
-    isa        => ArrayRef [Str],
-    required   => 1,
-    default    => sub { [] },
-    auto_deref => 1,
-    handles    => { '_add_api_method' => 'push' },
-);
-
-sub _build_meta_class {
-    my $self = shift;
-    return Moose::Meta::Class->create_anon_class(
-        superclasses => [ $self->method_metaclass ],
-        cache        => 1,
-    );
-}
+
+with qw/
+    MooseX::Net::API::Meta::Method::APIMethod
+    MooseX::Net::API::Meta::Method::APIDeclare
+    /;
 
 1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Meta::Class
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Meta/Method.pm b/lib/MooseX/Net/API/Meta/Method.pm
index e9ceca7..7c388b9 100644
--- a/lib/MooseX/Net/API/Meta/Method.pm
+++ b/lib/MooseX/Net/API/Meta/Method.pm
@@ -1,19 +1,223 @@
 package MooseX::Net::API::Meta::Method;
 
 use Moose;
+use MooseX::Net::API::Error;
+use Moose::Util::TypeConstraints;
+
+use MooseX::Types::Moose qw/Str Int ArrayRef/;
+
 extends 'Moose::Meta::Method';
 
-has description => ( is => 'ro', isa => 'Str' );
-has path        => ( is => 'ro', isa => 'Str', required => 1 );
-has method      => ( is => 'ro', isa => 'Str', required => 1 );
-has params      => ( is => 'ro', isa => 'ArrayRef', required => 0 );
-has required    => ( is => 'ro', isa => 'ArrayRef', required => 0 );
-has expected    => ( is => 'ro', isa => 'ArrayRef', required => 0 );
+subtype UriPath => as 'Str' => where { $_ =~ m!^/! } =>
+  message {"path must start with /"};
+
+enum Method => qw(GET POST PUT DELETE);
+
+has description => (is => 'ro', isa => 'Str');
+has method      => (is => 'ro', isa => 'Method', required => 1);
+has path        => (is => 'ro', isa => 'UriPath', required => 1, coerce => 1);
+has params_in_url  => (is => 'ro', isa => 'Bool', default => 0);
+has authentication => (is => 'ro', isa => 'Bool', default => 0);
+has expected => (
+    traits     => ['Array'],
+    is         => 'ro',
+    isa        => ArrayRef [Int],
+    auto_deref => 1,
+    required   => 0,
+    predicate  => 'has_expected',
+    handles    => {find_expected_code => 'grep',},
+);
+has params => (
+    traits     => ['Array'],
+    is         => 'ro',
+    isa        => ArrayRef [Str],
+    required   => 0,
+    default    => sub { [] },
+    auto_deref => 1,
+    handles    => {find_param => 'first',}
+);
+has required => (
+    traits     => ['Array'],
+    is         => 'ro',
+    isa        => ArrayRef [Str],
+    default    => sub { [] },
+    auto_deref => 1,
+    required   => 0,
+);
 
-sub new {
+before wrap => sub {
     my $class = shift;
     my %args  = @_;
-    $class->SUPER::wrap(@_);
+
+    $class->_validate_params_before_install(\%args);
+    $class->_validate_required_before_install(\%args);
+};
+
+sub wrap {
+    my $class = shift;
+    my %args  = @_;
+
+    if (!defined $args{body}) {
+        my $code = sub {
+            my ($self, %method_args) = @_;
+
+            my $method =
+              $self->meta->find_method_by_name($args{name})
+              ->get_original_method;
+
+            $method->_validate_before_execute(\%method_args);
+
+            my $path = $method->_build_path(\%method_args);
+            my $local_url = $method->_build_uri($self, $path);
+
+            my $result = $self->http_request(
+                $method->method => $local_url,
+                $method->params_in_url, \%method_args
+            );
+
+            my $code = $result->code;
+
+            if ($method->has_expected
+                && !$method->find_expected_code(sub {/$code/}))
+            {
+                die MooseX::Net::API::Error->new(
+                    reason     => "unexpected code",
+                    http_error => $result
+                );
+            }
+
+            my $content = $self->get_content($result);;
+
+            if ($result->is_success) {
+                if (wantarray) {
+                    return ($content, $result);
+                }
+                else {
+                    return $content;
+                }
+            }
+
+            die MooseX::Net::API::Error->new(
+                http_error => $result,
+                reason     => $result->message,
+            );
+        };
+        $args{body} = $code;
+    }
+
+    $class->SUPER::wrap(%args);
+}
+
+sub _validate_params_before_install {
+    my ( $class, $args ) = @_;
+    if ( !$args->{params} && $args->{required} ) {
+        die MooseX::Net::API::Error->new( reason =>
+                "You can't require a param that have not been declared" );
+    }
+}
+
+sub _validate_required_before_install {
+    my ( $class, $args ) = @_;
+    if ( $args->{required} ) {
+        foreach my $required ( @{ $args->{required} } ) {
+            die MooseX::Net::API::Error->new( reason =>
+                    "$required is required but is not declared in params" )
+                if ( !grep { $_ eq $required } @{ $args->{params} } );
+        }
+    }
+}
+
+sub _validate_before_execute {
+    my ($self, $args) = @_;
+    for my $method (qw/_check_params_before_run _check_required_before_run/) {
+        $self->$method($args);
+    }
+}
+
+sub _check_params_before_run {
+    my ($self, $args) = @_;
+
+    # check if there is no undeclared param
+    foreach my $arg (keys %$args) {
+        if (!$self->find_param(sub {/$arg/})) {
+            die MooseX::Net::API::Error->new(
+                reason => "'$arg' is not declared as a param");
+        }
+    }
+}
+
+sub _check_required_before_run {
+    my ($self, $args) = @_;
+
+    # check if all our params declared as required are present
+    foreach my $required ($self->required) {
+        if (!grep { $required eq $_ } keys %$args) {
+            die MooseX::Net::API::Error->new(reason =>
+                  "'$required' is declared as required, but is not present");
+        }
+    }
+}
+
+sub _build_path {
+    my ($self, $args) = @_;
+    my $path = $self->path;
+
+    my $max_iter = keys %$args;
+    my $i        = 0;
+    while ($path =~ /(?:\$|:)(\w+)/g) {
+        my $match = $1;
+        $i++;
+        if (my $value = delete $args->{$match}) {
+            $path =~ s/(?:\$|:)$match/$value/;
+        }
+        if ($max_iter > $i) {
+            $path =~ s/(?:\$|:)(\w+)//;
+        }
+    }
+    return $path;
+}
+
+sub _build_uri {
+    my ($method, $self, $path) = @_;
+
+    my $local_url     = $self->api_base_url->clone;
+    my $path_url_base = $local_url->path;
+    $path_url_base =~ s/\/$// if $path_url_base =~ m!/$!;
+    $path_url_base .= $path;
+
+    if ($self->api_format && $self->api_format_mode eq 'append') {
+        my $format = $self->api_format;
+        $path_url_base .= "." . $format;
+    }
+
+    $local_url->path($path_url_base);
+    return $local_url;
 }
 
 1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Meta::Class::Method
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Meta/Method/APIDeclare.pm b/lib/MooseX/Net/API/Meta/Method/APIDeclare.pm
new file mode 100644
index 0000000..14fb83d
--- /dev/null
+++ b/lib/MooseX/Net/API/Meta/Method/APIDeclare.pm
@@ -0,0 +1,85 @@
+package MooseX::Net::API::Meta::Method::APIDeclare;
+
+use Moose::Role;
+use MooseX::Net::API::Error;
+
+has options => (
+    is      => 'ro',
+    traits  => ['Hash'],
+    isa     => 'HashRef[Str|CodeRef]',
+    default => sub { {} },
+    lazy    => 1,
+    handles => {
+        set_option => 'set',
+        get_option => 'get',
+    },
+);
+has accepted_options => (
+    is      => 'ro',
+    traits  => ['Array'],
+    isa     => 'ArrayRef[Str]',
+    default => sub {
+        [   qw/api_base_url
+              api_format
+              api_username
+              api_password
+              authentication
+              authentication_method/
+        ];
+    },
+    lazy       => 1,
+    auto_deref => 1,
+);
+
+sub add_net_api_declare {
+    my ($meta, $name, %options) = @_;
+
+    if ($options{useragent}) {
+        die MooseX::Net::API::Error->new(
+            reason => "'useragent' must be a CODE ref")
+          unless ref $options{useragent} eq 'CODE';
+        $meta->set_option(useragent => delete $options{useragent});
+    }
+
+    # XXX for backward compatibility
+    for my $attr (qw/base_url format username password/) {
+        my $attr_name = "api_" . $attr;
+        if (exists $options{$attr} && !exists $options{$attr_name}) {
+            $options{$attr_name} = delete $options{$attr};
+        }
+    }
+
+    for my $attr ($meta->accepted_options) {
+        $meta->set_option($attr => $options{$attr}) if defined $options{$attr};
+    }
+
+    # XXX before_request after_request
+}
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Meta::Class::Method::APIDeclare
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Meta/Method/APIMethod.pm b/lib/MooseX/Net/API/Meta/Method/APIMethod.pm
new file mode 100644
index 0000000..d55fe82
--- /dev/null
+++ b/lib/MooseX/Net/API/Meta/Method/APIMethod.pm
@@ -0,0 +1,86 @@
+package MooseX::Net::API::Meta::Method::APIMethod;
+
+use Moose::Role;
+use MooseX::Net::API::Error;
+use MooseX::Net::API::Meta::Method;
+use MooseX::Types::Moose qw/Str ArrayRef/;
+
+has local_api_methods => (
+    traits     => ['Array'],
+    is         => 'ro',
+    isa        => ArrayRef [Str],
+    required   => 1,
+    default    => sub { [] },
+    auto_deref => 1,
+    handles    => {
+        _get_api_method  => 'grep',
+        _add_api_method  => 'push',
+        _all_api_methods => 'elements',
+    },
+);
+
+before add_net_api_method => sub {
+    my ($meta, $name) = @_;
+    if (my @method = $meta->_get_api_method(sub {/^$name$/})) {
+        die MooseX::Net::API::Error->new(
+            reason => "method '$name' is already declared in " . $meta->name);
+    }
+};
+
+sub add_net_api_method {
+    my ($meta, $name, %options) = @_;
+
+    # accept blessed method
+    my $code = delete $options{code};
+    $meta->add_method(
+        $name,
+        MooseX::Net::API::Meta::Method->wrap(
+            name         => $name,
+            package_name => $meta->name,
+            body         => $code,
+            %options
+        ),
+    );
+    $meta->_add_api_method($name);
+}
+
+after add_net_api_method => sub {
+    my ($meta, $name, %options) = @_;
+    $meta->add_before_method_modifier(
+        $name,
+        sub {
+            my $self = shift;
+            die MooseX::Net::API::Error->new(
+                reason => "'api_base_url' have not been defined")
+              unless $self->api_base_url;
+        }
+    );
+};
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Meta::Class::Method::APIMethod
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Parser.pm b/lib/MooseX/Net/API/Parser.pm
new file mode 100644
index 0000000..8bf74b0
--- /dev/null
+++ b/lib/MooseX/Net/API/Parser.pm
@@ -0,0 +1,35 @@
+package MooseX::Net::API::Parser;
+
+use Moose;
+
+sub encode {die "must be implemented"}
+sub decode {die "must be implemented"}
+
+1;
+
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Parser
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Parser/JSON.pm b/lib/MooseX/Net/API/Parser/JSON.pm
new file mode 100644
index 0000000..bf4c08b
--- /dev/null
+++ b/lib/MooseX/Net/API/Parser/JSON.pm
@@ -0,0 +1,43 @@
+package MooseX::Net::API::Parser::JSON;
+
+use JSON;
+use Moose;
+extends 'MooseX::Net::API::Parser';
+
+sub encode {
+    my ($self, $content) = @_;
+    return JSON::encode_json($content);
+}
+
+sub decode {
+    my ($self, $content) = @_;
+    return JSON::decode_json($content);
+}
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Parser::JSON
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Parser/XML.pm b/lib/MooseX/Net/API/Parser/XML.pm
new file mode 100644
index 0000000..7198175
--- /dev/null
+++ b/lib/MooseX/Net/API/Parser/XML.pm
@@ -0,0 +1,50 @@
+package MooseX::Net::API::Parser::XML;
+
+use XML::Simple;
+use Moose;
+extends 'MooseX::Net::API::Parser';
+
+has _xml_parser => (
+    is      => 'rw',
+    isa     => 'XML::Simple',
+    lazy    => 1,
+    default => sub { XML::SImple->new(ForceArray => 0) }
+);
+
+sub encode {
+    my ($self, $content) = @_;
+    return $self->_xml_parser->XMLin($content);
+}
+
+sub decode {
+    my ($self, $content) = @_;
+    return $self->_xml_parser->XMLout($content);
+}
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Parser::XML
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Parser/YAML.pm b/lib/MooseX/Net/API/Parser/YAML.pm
new file mode 100644
index 0000000..5258796
--- /dev/null
+++ b/lib/MooseX/Net/API/Parser/YAML.pm
@@ -0,0 +1,43 @@
+package MooseX::Net::API::Parser::YAML;
+
+use YAML::Syck;
+use Moose;
+extends 'MooseX::Net::API::Parser';
+
+sub encode {
+    my ($self, $content) = @_;
+    return Dump($content);
+}
+
+sub decode {
+    my ($self, $content) = @_;
+    return Load($content);
+}
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Parser::YAML
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Role/Authentication.pm b/lib/MooseX/Net/API/Role/Authentication.pm
new file mode 100644
index 0000000..0b6de69
--- /dev/null
+++ b/lib/MooseX/Net/API/Role/Authentication.pm
@@ -0,0 +1,83 @@
+package MooseX::Net::API::Role::Authentication;
+
+use Moose::Role;
+
+has api_username => (
+    is      => 'rw',
+    isa     => 'Str',
+    predicate => 'has_api_username',
+);
+
+has api_password => (
+    is      => 'rw',
+    isa     => 'Str',
+    predicate => 'has_api_password',
+);
+
+# ugly :(
+after BUILDALL => sub {
+    my $self = shift;
+
+    for (qw/api_username api_password/) {
+        my $predicate = 'has_' . $_;
+        my $value     = $self->meta->get_option($_);
+        $self->$_($value) if $value && !$self->$predicate;
+    }
+
+    if (my $has_auth = $self->meta->get_option('authentication')) {
+        my $auth_method = $self->meta->get_option('authentication_method');
+        if ($auth_method) {
+            $self->api_useragent->add_handler(
+                request_prepare => sub { $self->$auth_method(@_) });
+        }
+        else {
+            if ($self->has_api_username && $self->has_api_password) {
+                $self->api_useragent->add_handler(
+                    request_prepare => sub {
+                        my $req = shift;
+                        $req->headers->authorization_basic($self->api_username,
+                            $self->api_password);
+                    }
+                );
+            }
+        }
+    }
+};
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Role::Authentication
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head2 ATTRIBUTES
+
+=over 4
+
+=item B<api_password>
+
+=item B<api_username>
+
+=back
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Role/Deserialize.pm b/lib/MooseX/Net/API/Role/Deserialize.pm
deleted file mode 100644
index cf69087..0000000
--- a/lib/MooseX/Net/API/Role/Deserialize.pm
+++ /dev/null
@@ -1,49 +0,0 @@
-package MooseX::Net::API::Role::Deserialize;
-
-use Moose::Role;
-use JSON::XS;
-use YAML::Syck;
-use XML::Simple;
-use Try::Tiny;
-
-my $reverse_content_type = {
-    'application/json'   => 'json',
-    'application/x-yaml' => 'yaml',
-    'text/xml'           => 'xml',
-    'application/xml'    => 'xml',
-};
-
-sub _from_json {
-    return decode_json( $_[1] );
-}
-
-sub _from_yaml {
-    return Load $_[1];
-}
-
-sub _from_xml {
-    my $xml = XML::Simple->new( ForceArray => 0 );
-    $xml->XMLin( $_[1] );
-}
-
-sub _do_deserialization {
-    my ( $caller, $raw_content, @content_types ) = @_;
-
-    my $content;
-    foreach my $deserializer (@content_types) {
-        my $method;
-        if ( $reverse_content_type->{$deserializer} ) {
-            $method = '_from_' . $reverse_content_type->{$deserializer};
-        }
-        else {
-            $method = '_from_' . $deserializer;
-        }
-        next if ( !$caller->meta->find_method_by_name($method) );
-        try {
-            $content = $caller->$method($raw_content);
-        };
-        return $content if $content;
-    }
-}
-
-1;
diff --git a/lib/MooseX/Net/API/Role/Format.pm b/lib/MooseX/Net/API/Role/Format.pm
new file mode 100644
index 0000000..e766161
--- /dev/null
+++ b/lib/MooseX/Net/API/Role/Format.pm
@@ -0,0 +1,85 @@
+package MooseX::Net::API::Role::Format;
+
+use Moose::Role;
+use Moose::Util::TypeConstraints;
+
+sub content_type {
+    {   json => {value => 'application/json', module => 'JSON',},
+        yaml => {value => 'text/x-yaml',      module => 'YAML'},
+        xml  => {value => 'text/xml',         module => 'XML::Simple'},
+    };
+}
+
+subtype Format => as 'Str' => where {
+    my $format = shift;
+    grep {/^$format$/} keys %{content_type()};
+};
+
+enum 'FormatMode' => qw(content-type append);
+
+has api_format => (
+    is      => 'rw',
+    isa     => 'Format',
+    lazy    => 1,
+    default => sub {
+        my $self = shift;
+        $self->meta->get_option('api_format');
+    }
+);
+
+has api_format_mode => (
+    is      => 'rw',
+    isa     => 'FormatMode',
+    lazy    => 1,
+    default => sub {
+        my $self = shift;
+        my $mode = $self->meta->get_option('api_format_mode');
+        $mode || 'append';
+    }
+);
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Role::Format
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head2 METHODS
+
+=over 4
+
+=item B<content_type>
+
+=back
+
+=head2 ATTRIBUTES
+
+=over 4
+
+=item B<api_format>
+
+=item B<api_format_mode>
+
+=back
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Role/Request.pm b/lib/MooseX/Net/API/Role/Request.pm
new file mode 100644
index 0000000..214411c
--- /dev/null
+++ b/lib/MooseX/Net/API/Role/Request.pm
@@ -0,0 +1,94 @@
+package MooseX::Net::API::Role::Request;
+
+use Moose::Role;
+use HTTP::Request;
+use MooseX::Net::API::Error;
+use MooseX::Types::URI qw(Uri);
+
+has api_base_url => (
+    is      => 'rw',
+    isa     => Uri,
+    coerce  => 1,
+    lazy    => 1,
+    default => sub {
+        my $self         = shift;
+        my $api_base_url = $self->meta->get_option('api_base_url');
+        if (!$api_base_url) {
+            die MooseX::Net::API::Error->new(
+                reason => "'api_base_url' have not been defined");
+        }
+        $api_base_url;
+    }
+);
+
+sub http_request {
+    my ($self, $method, $uri, $params_in_url, $args) = @_;
+
+    my $request;
+
+    if ( $method =~ /^(?:GET|DELETE)$/ || $params_in_url ) {
+        $uri->query_form(%$args);
+        $request = HTTP::Request->new( $method => $uri );
+    }
+    elsif ( $method =~ /^(?:POST|PUT)$/ ) {
+        $request = HTTP::Request->new( $method => $uri );
+        my $content = $self->serialize($args);
+        $request->content($content);
+    }
+    else {
+        die MooseX::Net::API::Error->new(
+            reason => "$method is not defined" );
+    }
+
+    $request->header(
+        'Content-Type' => $self->content_type->{$self->api_format}->{value})
+      if $self->api_format_mode eq 'content-type';
+
+    # XXX lwp hook!
+    my $result = $self->api_useragent->request($request);
+    return $result;
+}
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Role::Request
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head2 METHODS
+
+=over 4
+
+=item B<http_request>
+
+=back
+
+=head2 ATTRIBUTES
+
+=over 4
+
+=item B<api_base_url>
+
+=back
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Role/Serialization.pm b/lib/MooseX/Net/API/Role/Serialization.pm
new file mode 100644
index 0000000..d4feb56
--- /dev/null
+++ b/lib/MooseX/Net/API/Role/Serialization.pm
@@ -0,0 +1,118 @@
+package MooseX::Net::API::Role::Serialization;
+
+use 5.010;
+
+use Try::Tiny;
+use Moose::Role;
+use MooseX::Net::API::Error;
+
+has serializers => (
+    traits     => ['Hash'],
+    is         => 'rw',
+    isa        => 'HashRef[MooseX::Net::API::Parser]',
+    default    => sub { {} },
+    auto_deref => 1,
+    handles    => {
+        _add_serializer => 'set',
+        _get_serializer => 'get',
+    },
+);
+
+sub get_content {
+    my ($self, $result) = @_;
+
+    my $content_type = $self->api_format // $result->header('Content-Type');
+    $content_type =~ s/(;.+)$//;
+
+    my $content;
+    if ($result->is_success && $result->code != 204) {
+        my @deserialize_order = ($content_type, $self->api_format);
+        $content = $self->deserialize($result->content, \@deserialize_order);
+
+        if (!$content) {
+            die MooseX::Net::API::Error->new(
+                reason     => "can't deserialize content",
+                http_error => $result,
+            );
+        }
+    }
+    $content;
+}
+
+sub deserialize {
+    my ($self, $content, $list_of_formats) = @_;
+
+    foreach my $format (@$list_of_formats) {
+        my $s = $self->_get_serializer($format)
+          || $self->_load_serializer($format);
+        next unless $s;
+        my $result = try { $s->decode($content) };
+        return $result if $result;
+    }
+}
+
+sub serialize {
+    my ($self, $content) = @_;
+    my $s = $self->_get_serializer($self->api_format);
+    my $result = try { $s->encode($content) };
+    return $result if $result;
+}
+
+sub _load_serializer {
+    my $self   = shift;
+    my $format = shift || $self->api_format;
+    my $parser = "MooseX::Net::API::Parser::" . uc($format);
+    if (Class::MOP::load_class($parser)) {
+        my $o = $parser->new;
+        $self->_add_serializer($format => $o);
+        return $o;
+    }
+}
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Role::Serialization
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head2 ATTRIBUTES
+
+=over 4
+
+=item B<serializers>
+
+=back
+
+=head2 METHODS
+
+=over 4
+
+=item B<get_content>
+
+=item B<serialize>
+
+=item B<deserialize>
+
+=back
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut
diff --git a/lib/MooseX/Net/API/Role/Serialize.pm b/lib/MooseX/Net/API/Role/Serialize.pm
deleted file mode 100644
index f527928..0000000
--- a/lib/MooseX/Net/API/Role/Serialize.pm
+++ /dev/null
@@ -1,34 +0,0 @@
-package MooseX::Net::API::Role::Serialize;
-
-use Moose::Role;
-use JSON::XS;
-use YAML::Syck;
-use XML::Simple;
-use Try::Tiny;
-
-sub _to_json {
-    return encode_json( $_[1] );
-}
-
-sub _to_yaml {
-    return Dump $_[1];
-}
-
-sub _to_xml {
-    my $xml = XML::Simple->new( ForceArray => 0 );
-    $xml->XMLin("$_[0]");
-}
-
-sub _do_serialization {
-    my ( $caller, $content, $format ) = @_;
-
-    my $format_content;
-    my $method = '_to_' . $format;
-    return if ( !$caller->meta->find_method_by_name($method) );
-    try {
-        $format_content = $caller->$method($content);
-    };
-    return $format_content if $format_content;
-}
-
-1;
diff --git a/lib/MooseX/Net/API/Role/UserAgent.pm b/lib/MooseX/Net/API/Role/UserAgent.pm
new file mode 100644
index 0000000..c3a1d5b
--- /dev/null
+++ b/lib/MooseX/Net/API/Role/UserAgent.pm
@@ -0,0 +1,56 @@
+package MooseX::Net::API::Role::UserAgent;
+
+use Moose::Role;
+use LWP::UserAgent;
+
+has api_useragent => (
+    is      => 'rw',
+    isa     => 'LWP::UserAgent',
+    lazy    => 1,
+    default => sub {
+        my $self = shift;
+        my $ua   = $self->meta->get_option('useragent');
+        return $ua->() if $ua;
+        $ua = LWP::UserAgent->new();
+        $ua->agent(
+            "MooseX::Net::API " . $MooseX::Net::API::VERSION . " (Perl)");
+        $ua->env_proxy;
+        return $ua;
+    }
+);
+
+1;
+__END__
+
+=head1 NAME
+
+MooseX::Net::API::Role::UseAgent
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head2 ATTRIBUTES
+
+=over 4
+
+=item B<api_useragent>
+
+=back
+
+=head1 AUTHOR
+
+franck cuny E<lt>franck@lumberjaph.netE<gt>
+
+=head1 SEE ALSO
+
+=head1 LICENSE
+
+Copyright 2009, 2010 by Linkfluence
+
+http://linkfluence.net
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut