1 |
dpavlin |
100 |
package Frey::ClassLoader; |
2 |
|
|
use Moose; |
3 |
|
|
|
4 |
dpavlin |
308 |
=head1 DESCRIPTION |
5 |
|
|
|
6 |
|
|
Load L<Frey> classes |
7 |
|
|
|
8 |
|
|
=cut |
9 |
|
|
|
10 |
dpavlin |
100 |
extends 'Frey'; |
11 |
|
|
|
12 |
|
|
use Data::Dump qw/dump/; |
13 |
|
|
use File::Find; |
14 |
|
|
|
15 |
dpavlin |
308 |
our $class_path; |
16 |
dpavlin |
112 |
our @classes; |
17 |
dpavlin |
100 |
|
18 |
dpavlin |
308 |
=head2 classes |
19 |
|
|
|
20 |
dpavlin |
382 |
Return all local classes by reading from disk |
21 |
|
|
|
22 |
dpavlin |
308 |
my @classes = $o->classes; |
23 |
|
|
|
24 |
|
|
=cut |
25 |
|
|
|
26 |
dpavlin |
101 |
sub classes { |
27 |
|
|
my $self = shift; |
28 |
dpavlin |
112 |
return @classes if @classes; |
29 |
dpavlin |
101 |
|
30 |
|
|
# FIXME there must be better way to do this in Moose style |
31 |
|
|
finddepth({ no_chdir => 1, wanted => sub { |
32 |
|
|
return unless s/\.pm$//; |
33 |
|
|
my @a = split(m!/!,$_); |
34 |
dpavlin |
308 |
my $class = join('::', @a[ 1 .. $#a ]); |
35 |
|
|
warn ">> $_ ",dump( @a ), " >> $class\n" if $self->debug; |
36 |
|
|
$class_path->{ $class } = "$_.pm"; |
37 |
dpavlin |
101 |
} }, 'lib'); |
38 |
dpavlin |
308 |
warn "## class_path = ",dump( $class_path ) if $self->debug; |
39 |
dpavlin |
101 |
|
40 |
dpavlin |
308 |
@classes = sort keys %$class_path; |
41 |
dpavlin |
101 |
} |
42 |
|
|
|
43 |
dpavlin |
308 |
=head2 class_path |
44 |
|
|
|
45 |
dpavlin |
382 |
Return any local or loaded class |
46 |
|
|
|
47 |
dpavlin |
308 |
$path = $o->class_path( $class ); |
48 |
|
|
|
49 |
|
|
=cut |
50 |
|
|
|
51 |
|
|
sub class_path { |
52 |
|
|
my ( $self, $class ) = @_; |
53 |
|
|
$self->classes unless $class_path; |
54 |
dpavlin |
382 |
if ( ! defined $class_path->{$class} ) { |
55 |
|
|
my $path = $class; |
56 |
|
|
$path =~ s{::}{/}g; |
57 |
|
|
$path .= '.pm'; |
58 |
|
|
$path = $INC{$path}; |
59 |
|
|
warn "# $class from INC $path"; |
60 |
dpavlin |
404 |
$class_path->{$class} = $path || confess "can't find path for $class"; |
61 |
dpavlin |
382 |
} |
62 |
dpavlin |
308 |
return $class_path->{$class}; |
63 |
dpavlin |
101 |
} |
64 |
|
|
|
65 |
dpavlin |
308 |
=head2 loaded_classes |
66 |
dpavlin |
100 |
|
67 |
dpavlin |
308 |
my $available = $o->loaded_classes; |
68 |
|
|
$available->{'Frey'} # true |
69 |
dpavlin |
100 |
|
70 |
|
|
=cut |
71 |
|
|
|
72 |
dpavlin |
308 |
our $loaded_class; |
73 |
|
|
sub loaded_classes { $loaded_class }; |
74 |
dpavlin |
100 |
|
75 |
dpavlin |
308 |
=head2 class_meta |
76 |
dpavlin |
100 |
|
77 |
dpavlin |
431 |
my ( $meta, $is_role, $instance ) = $o->class_meta( 'Some::Class' ); |
78 |
dpavlin |
308 |
|
79 |
|
|
=cut |
80 |
|
|
|
81 |
|
|
sub class_meta { |
82 |
|
|
my ( $self, $class ) = @_; |
83 |
|
|
|
84 |
|
|
$class ||= $self->class if $self->can('class'); |
85 |
|
|
warn "# class_meta $class"; |
86 |
|
|
|
87 |
|
|
$self->load_class($class); |
88 |
|
|
|
89 |
dpavlin |
431 |
my $meta; |
90 |
|
|
my $is_role = 0; |
91 |
|
|
my $instance; |
92 |
|
|
|
93 |
dpavlin |
308 |
if ( ! $class->can('meta') ) { |
94 |
dpavlin |
431 |
$instance = Moose::Meta::Class->create_anon_class; |
95 |
dpavlin |
412 |
warn "class $class isn't Moose, faking anon class" if $self->debug; |
96 |
dpavlin |
431 |
$meta = $instance->meta; |
97 |
|
|
} elsif( $class->meta->isa('Moose::Meta::Role') ) { |
98 |
dpavlin |
100 |
$is_role = 1; |
99 |
dpavlin |
431 |
$instance = Frey->new; |
100 |
dpavlin |
416 |
warn "# apply $class on $instance"; |
101 |
dpavlin |
308 |
$class->meta->apply( $instance ); |
102 |
dpavlin |
416 |
$meta = $instance->meta; |
103 |
dpavlin |
431 |
} else { |
104 |
|
|
$meta = $class->meta; |
105 |
dpavlin |
100 |
} |
106 |
dpavlin |
431 |
return ( $meta, $is_role, $instance ); |
107 |
dpavlin |
100 |
} |
108 |
|
|
|
109 |
dpavlin |
308 |
sub load_class { |
110 |
|
|
my ( $self, $class ) = @_; |
111 |
|
|
eval { |
112 |
|
|
Class::MOP::load_class($class) if ! $loaded_class->{$class}++; |
113 |
|
|
}; |
114 |
|
|
warn $@ if $@; # && $@ !~ m/role/; |
115 |
dpavlin |
320 |
warn "# load_class $class" if $self->debug && $loaded_class->{$class} == 1; |
116 |
dpavlin |
308 |
} |
117 |
|
|
|
118 |
dpavlin |
101 |
sub load_all_classes { |
119 |
|
|
my $self = shift; |
120 |
dpavlin |
320 |
warn "# loaded_class = ",dump( $loaded_class ) if $self->debug; |
121 |
dpavlin |
308 |
$self->load_class( $_ ) foreach ( $self->classes ); |
122 |
|
|
$loaded_class; |
123 |
dpavlin |
101 |
} |
124 |
dpavlin |
100 |
|
125 |
dpavlin |
408 |
=head2 class_methods |
126 |
|
|
|
127 |
dpavlin |
409 |
my @all_methods = $o->class_methods( $class ); |
128 |
dpavlin |
408 |
|
129 |
dpavlin |
409 |
my $class_method = $o->class_methods( $class ); |
130 |
|
|
if ( $class_method->{ $method } ) { |
131 |
|
|
# $class has $method |
132 |
|
|
} |
133 |
|
|
|
134 |
dpavlin |
408 |
=cut |
135 |
|
|
|
136 |
|
|
sub class_methods { |
137 |
|
|
my ( $self, $class ) = @_; |
138 |
|
|
|
139 |
|
|
confess "need class" unless $class; |
140 |
|
|
if ( ! $class->can('meta') ) { |
141 |
dpavlin |
411 |
warn "$class doesn't have meta (isn't Moose class)" if $self->debug; |
142 |
dpavlin |
408 |
return; |
143 |
|
|
} |
144 |
|
|
my $meta = $class->meta; |
145 |
|
|
|
146 |
|
|
my $attr; |
147 |
dpavlin |
409 |
my $methods; |
148 |
dpavlin |
408 |
$attr->{$_}++ foreach $meta->get_attribute_list; |
149 |
dpavlin |
409 |
my @methods = map { $methods->{$_}++; $_ } grep { ! defined($attr->{$_}) && $_ ne 'meta' } $meta->get_method_list; |
150 |
dpavlin |
408 |
warn "# methods = ",dump( @methods ) if $self->debug; |
151 |
|
|
|
152 |
dpavlin |
409 |
return @methods if wantarray; |
153 |
|
|
return $methods; |
154 |
dpavlin |
408 |
} |
155 |
|
|
|
156 |
dpavlin |
100 |
1; |