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package Frey::ClassLoader; |
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use Moose; |
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|
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=head1 DESCRIPTION |
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|
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Load L<Frey> classes |
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|
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=cut |
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|
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extends 'Frey'; |
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|
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use Data::Dump qw/dump/; |
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use File::Find; |
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|
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our $class_path; |
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our @classes; |
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|
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=head2 classes |
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|
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Return all local classes by reading from disk |
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|
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my @classes = $o->classes; |
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|
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=cut |
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|
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sub classes { |
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my $self = shift; |
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return @classes if @classes; |
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|
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# FIXME there must be better way to do this in Moose style |
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finddepth({ no_chdir => 1, wanted => sub { |
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return unless s/\.pm$//; |
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my @a = split(m!/!,$_); |
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my $class = join('::', @a[ 1 .. $#a ]); |
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warn ">> $_ ",dump( @a ), " >> $class\n" if $self->debug; |
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$class_path->{ $class } = "$_.pm"; |
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} }, 'lib'); |
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warn "## class_path = ",dump( $class_path ) if $self->debug; |
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|
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@classes = sort keys %$class_path; |
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} |
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|
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=head2 class_path |
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|
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Return any local or loaded class |
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|
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$path = $o->class_path( $class ); |
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|
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=cut |
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|
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sub class_path { |
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my ( $self, $class ) = @_; |
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$self->classes unless $class_path; |
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if ( ! defined $class_path->{$class} ) { |
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my $path = $class; |
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$path =~ s{::}{/}g; |
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$path .= '.pm'; |
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$path = $INC{$path}; |
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warn "# $class from INC $path"; |
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$class_path->{$class} = $path || confess "can't find path for $class"; |
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} |
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return $class_path->{$class}; |
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} |
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|
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=head2 loaded_classes |
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|
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my $available = $o->loaded_classes; |
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$available->{'Frey'} # true |
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|
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=cut |
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|
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our $loaded_class; |
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sub loaded_classes { $loaded_class }; |
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|
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=head2 class_meta |
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|
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my ( $meta, $is_role ) = $o->class_meta( 'Some::Class' ); |
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|
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=cut |
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|
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sub class_meta { |
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my ( $self, $class ) = @_; |
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|
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$class ||= $self->class if $self->can('class'); |
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warn "# class_meta $class"; |
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|
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$self->load_class($class); |
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|
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if ( ! $class->can('meta') ) { |
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my $instance = Moose::Meta::Class->create_anon_class; |
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warn "class $class isn't Moose, faking anon class"; |
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return ( $instance, 0 ); |
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} |
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|
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my $meta; |
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my $is_role = 0; |
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my $instance; |
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|
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if($class->meta->isa('Moose::Meta::Role')){ |
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$is_role = 1; |
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$instance = Moose::Meta::Class->create_anon_class; |
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$class->meta->apply( $instance ); |
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$meta = $class->meta; |
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die $@ if $@; |
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} else { |
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$meta = $class->meta; |
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} |
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return ( $meta, $is_role ); |
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} |
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|
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sub load_class { |
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my ( $self, $class ) = @_; |
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eval { |
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Class::MOP::load_class($class) if ! $loaded_class->{$class}++; |
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}; |
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warn $@ if $@; # && $@ !~ m/role/; |
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warn "# load_class $class" if $self->debug && $loaded_class->{$class} == 1; |
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} |
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|
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sub load_all_classes { |
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my $self = shift; |
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warn "# loaded_class = ",dump( $loaded_class ) if $self->debug; |
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$self->load_class( $_ ) foreach ( $self->classes ); |
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$loaded_class; |
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} |
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|
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=head2 class_methods |
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|
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my @methods = $o->class_methods( $class ); |
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|
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=cut |
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|
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sub class_methods { |
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my ( $self, $class ) = @_; |
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|
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confess "need class" unless $class; |
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if ( ! $class->can('meta') ) { |
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warn "$class doesn't have meta (isn't Moose class)"; |
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return; |
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} |
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my $meta = $class->meta; |
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|
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my $attr; |
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$attr->{$_}++ foreach $meta->get_attribute_list; |
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my @methods = grep { ! defined($attr->{$_}) } $meta->get_method_list; |
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warn "# methods = ",dump( @methods ) if $self->debug; |
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|
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return @methods; |
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} |
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|
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|
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1; |
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