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1 | package CatalystX::DynamicComponent::ModelToControllerReflector; |
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2 | use Moose::Role; |
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3 | use Moose::Util qw/does_role/; |
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4 | use List::MoreUtils qw/uniq/; |
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5 | use namespace::autoclean; |
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6 | |
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7 | my $mangle_attributes_on_generated_methods = sub { |
8 | my ($meta, $config) = @_; |
9 | foreach my $name (keys %{ $config->{methods}}) { |
10 | my $m = $meta->get_method($name); |
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11 | $meta->register_method_attributes($m->body, ['Local']); |
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12 | } |
13 | }; |
14 | |
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15 | with 'CatalystX::DynamicComponent' => { |
16 | name => '_setup_dynamic_controller', |
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17 | pre_immutable_hook => $mangle_attributes_on_generated_methods, |
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18 | }; |
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19 | |
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20 | requires 'setup_components'; |
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21 | |
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22 | after 'setup_components' => sub { shift->_setup_dynamic_controllers(@_); }; |
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23 | |
24 | sub _setup_dynamic_controllers { |
25 | my ($app) = @_; |
26 | my @model_names = grep { /::Model::/ } keys %{ $app->components }; |
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27 | |
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28 | foreach my $model_name (@model_names) { |
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29 | $app->_reflect_model_to_controller( $model_name, $app->components->{$model_name} ); |
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30 | } |
31 | } |
32 | |
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33 | sub _reflect_model_to_controller { |
34 | my ( $app, $model_name, $model ) = @_; |
35 | |
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36 | my $class = blessed($app) || $app; |
37 | |
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38 | my $controller_name = $model_name; |
39 | $controller_name =~ s/::Model::/::Controller::/; |
40 | |
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41 | my $suffix = $model_name; |
42 | $suffix =~ s/^.*::Model:://; |
43 | |
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44 | my %controller_methods; |
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45 | # FIXME - Abstract this strategy crap out. |
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46 | my $model_methods = $model->meta->get_method_map; |
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47 | foreach my $method_name (keys %$model_methods) { |
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48 | next unless does_role($model_methods->{$method_name}, 'CatalystX::ControllerGeneratingModel::DispatchableMethod'); |
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49 | # Note need to pass model name, as the method actually comes from |
50 | # the underlying model class, not the Catalyst shim class we autogenerated. |
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51 | $controller_methods{$method_name} = $app->generate_reflected_controller_action_method($suffix, $model_methods->{$method_name}) |
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52 | } |
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53 | |
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54 | my $config_name = $controller_name; |
55 | $config_name =~ s/^[^:]+:://; |
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56 | |
57 | # Shallow copy so we don't stuff method refs in config |
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58 | my $config = { %{$app->config->{$config_name}||{}} }; |
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59 | |
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60 | $config->{methods} = \%controller_methods; |
61 | $app->_setup_dynamic_controller( $controller_name, $config ); |
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62 | } |
63 | |
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64 | sub generate_reflected_controller_action_method { |
65 | my ( $app, $model, $method ) = @_; |
66 | my $method_name = $method->name; # Is it worth passing the actual method object here? |
67 | sub { |
68 | my ($self, $c, @args) = @_; |
69 | $c->res->header('X-From-Model', $model); |
70 | $c->res->header('X-From-Model-Data', $c->model($model)->$method_name(@args)); |
71 | $c->res->body('OK'); |
72 | }; |
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73 | } |
74 | |
75 | 1; |
76 | |
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77 | __END__ |
78 | |
79 | =head1 NAME |
80 | |
81 | CatalystX::DynamicComponent::ModelToControllerReflector - Generate Catalyst controllers automaticall from models and configuration. |
82 | |
83 | =head1 SYNOPSIS |
84 | |
85 | =head1 DESCRIPTION |
86 | |
87 | =head1 LINKS |
88 | |
89 | L<Catalyst>, L<MooseX::MethodAttributes>, L<CatalystX::ModelsFromConfig>. |
90 | |
91 | =head1 BUGS |
92 | |
93 | Probably plenty, test suite certainly isn't comprehensive.. Patches welcome. |
94 | |
95 | =head1 AUTHOR |
96 | |
97 | Tomas Doran (t0m) <bobtfish@bobtfish.net> |
98 | |
99 | =head1 LICENSE |
100 | |
101 | This code is copyright (c) 2009 Tomas Doran. This code is licensed on the same terms as perl |
102 | itself. |
103 | |
104 | =cut |
105 | |