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package Frey::ClassLoader; |
package Frey::Class::Loader; |
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use Moose; |
use Moose; |
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=head1 DESCRIPTION |
=head1 DESCRIPTION |
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=cut |
=cut |
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extends 'Frey'; |
extends 'Frey'; |
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with 'Frey::Session'; |
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use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
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use File::Find; |
use File::Find; |
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# FIXME there must be better way to do this in Moose style |
# FIXME there must be better way to do this in Moose style |
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finddepth({ no_chdir => 1, wanted => sub { |
finddepth({ no_chdir => 1, wanted => sub { |
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return unless s/\.pm$//; |
return unless m{\.pm$}; |
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my @a = split(m!/!,$_); |
my $class = $_; |
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my $class = join('::', @a[ 1 .. $#a ]); |
$class =~ s{^lib/}{}; |
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warn ">> $_ ",dump( @a ), " >> $class\n" if $self->debug; |
$class =~ s{\.pm$}{}; |
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$class_path->{ $class } = "$_.pm"; |
$class =~ s{/}{::}g; |
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if ( 0 && $class =~ m{Mojo} ) { # FIXME remove dead code |
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$self->TODO( "Mojo support" ); |
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return; |
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} |
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$class_path->{ $class } = $_; |
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} }, 'lib'); |
} }, 'lib'); |
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warn "## class_path = ",dump( $class_path ) if $self->debug; |
warn "## class_path = ",dump( $class_path ) if $self->debug; |
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my $path = $class; |
my $path = $class; |
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$path =~ s{::}{/}g; |
$path =~ s{::}{/}g; |
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$path .= '.pm'; |
$path .= '.pm'; |
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$path = $INC{$path}; |
if ( defined $INC{$path} ) { |
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warn "# $class from INC $path"; |
$path = $INC{$path}; |
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$class_path->{$class} = $path || confess "can't find path for $class"; |
warn "# $class from INC $path"; |
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$class_path->{$class} = $path; |
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} elsif ( $path =~ s{\.pm$}{} && -e "lib/${path}.pod" ) { |
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return "lib/${path}.pod"; |
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} else { |
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confess "can't find $class at $path"; |
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} |
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} |
} |
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return $class_path->{$class}; |
return $class_path->{$class}; |
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} |
} |
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=head2 class_meta |
=head2 class_meta |
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my ( $meta, $is_role ) = $o->class_meta( 'Some::Class' ); |
my ( $meta, $is_role, $instance ) = $o->class_meta( 'Some::Class' ); |
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=cut |
=cut |
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$self->load_class($class); |
$self->load_class($class); |
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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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my $meta; |
my $meta; |
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my $is_role = 0; |
my $is_role = 0; |
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my $instance; |
my $instance; |
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if($class->meta->isa('Moose::Meta::Role')){ |
if ( ! $class->can('meta') ) { |
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$is_role = 1; |
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$instance = Moose::Meta::Class->create_anon_class; |
$instance = Moose::Meta::Class->create_anon_class; |
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$class->meta->apply( $instance ); |
warn "# class $class isn't Moose, faking anon class" if $self->debug; |
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$meta = $class->meta; |
$meta = $instance->meta; |
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die $@ if $@; |
} elsif( $class->meta->isa('Moose::Meta::Role') ) { |
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$is_role = 1; |
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$instance = Frey->new; |
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warn "# use meta from role $class"; |
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$meta = ref $class ? ref($class)->meta : $class->meta; |
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} else { |
} else { |
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$meta = $class->meta; |
$meta = $class->meta; |
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} |
} |
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return ( $meta, $is_role ); |
return ( $meta, $is_role, $instance ); |
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} |
} |
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sub load_class { |
sub load_class { |
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my ( $self, $class ) = @_; |
my ( $self, $class ) = @_; |
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return if $loaded_class->{$class}++; |
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eval { |
eval { |
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Class::MOP::load_class($class) if ! $loaded_class->{$class}++; |
Class::MOP::load_class($class) |
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}; |
}; |
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warn $@ if $@; # && $@ !~ m/role/; |
warn $@ if $@; # && $@ !~ m/role/; |
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warn "# load_class $class" if $self->debug && $loaded_class->{$class} == 1; |
warn "# load_class $class" if $self->debug && $loaded_class->{$class} == 1; |
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confess "need class" unless $class; |
confess "need class" unless $class; |
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if ( ! $class->can('meta') ) { |
if ( ! $class->can('meta') ) { |
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warn "$class doesn't have meta (isn't Moose class)" if $self->debug; |
warn "# $class doesn't have meta (isn't Moose class)" if $self->debug; |
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return; |
return; |
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} |
} |
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my $meta = $class->meta; |
my $meta = $class->meta; |
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return $methods; |
return $methods; |
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} |
} |
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=head2 class_runnable |
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my @runnable_methods = $o->class_runnable( $class ); |
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=cut |
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sub class_runnable_re { m{^as_} || m{_as_} || m{sql} } |
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sub class_runnable { |
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my ( $self, $class ) = @_; |
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my @methods = grep { class_runnable_re } $self->class_methods( $class ); |
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return @methods if wantarray; |
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return \@methods; |
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} |
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sub class_inputs { |
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my ( $self, $class ) = @_; |
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my @inputs = grep { m{^(markup/as_data/as_sponge)$} } $self->class_methods( $class ); |
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return @inputs if wantarray; |
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return \@inputs; |
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} |
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=head2 new_frey_class |
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my $instance = $o->new_frey_class( $class, $params ); |
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This will apply L<Moose::Role> on the fly to provide accessors for |
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C<data> and C<sponge> in form of C<as_*> |
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See L<http://www.perlmonks.org/?node_id=602389> |
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It is used by L<Frey::Run> and L<Frey::Pipe> to create objects |
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=cut |
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{ |
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package Frey::Role::as_data; |
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use Moose::Role; |
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sub as_data { |
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my ($self) = @_; |
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$self->data; |
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} |
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package Frey::Role::as_sponge; |
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use Moose::Role; |
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sub as_sponge { |
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my ($self) = @_; |
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$self->sponge; |
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} |
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no Moose::Role; |
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} |
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our $syntax_checked_last; |
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sub new_frey_class { |
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my ( $self, $class, $params ) = @_; |
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my $instance; |
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my $path = $self->class_path( $class ); |
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if ( $syntax_checked_last->{$class} != -C $path ) { |
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my $syntax = `perl -Ilib -wc $path 2>&1`; |
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warn "# syntax: $syntax"; |
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$syntax_checked_last->{$class} = -C $class; |
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} |
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if ( $class->meta->isa('Moose::Meta::Role') ) { |
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$instance = Frey->new; |
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Frey::Web->meta->apply( $instance ); |
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warn "new_frey_class $class role with Frey::Web"; |
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} else { |
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if ( $self->can('request_url') ) { |
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$params->{request_url} = $self->request_url; |
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} else { |
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warn "## $self doesn't have request_url"; |
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} |
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$instance = $class->new( %$params ) or confess "can't $class->new".dump( %$params ); |
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warn "new_frey_class $class"; |
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} |
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if ( $instance->can('data') && ! $instance->can('as_data') ) { |
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Frey::Role::as_data->meta->apply( $instance ); |
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warn "# apply as_data role to $class"; |
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} |
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if ( $instance->can('sponge') && ! $instance->can('as_sponge') ) { |
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Frey::Role::as_sponge->meta->apply( $instance ); |
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warn "# apply as_sponge role to $class"; |
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} |
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if ( ! $instance->can('add_status') ) { |
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Frey::Web->meta->apply( $instance ); |
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warn "# apply Frey::Web role to $class"; |
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} |
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$self->add_status({ $class => $params }); |
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return $instance; |
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} |
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__PACKAGE__->meta->make_immutable; |
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no Moose; |
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1; |
1; |