From: Matt S Trout <mst@shadowcat.co.uk>
Date: Thu, 17 May 2012 20:52:45 +0000 (+0000)
Subject: working module sending
X-Git-Tag: v0.001001~59
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=scpubgit%2FObject-Remote.git;a=commitdiff_plain;h=542d5b5ca3990695be389d0d497883876c189486

working module sending
---

diff --git a/lib/Object/Remote.pm b/lib/Object/Remote.pm
index a815501..c68cc8e 100644
--- a/lib/Object/Remote.pm
+++ b/lib/Object/Remote.pm
@@ -21,6 +21,7 @@ sub BUILD {
   my ($self, $args) = @_;
   unless ($self->id) {
     die "No id supplied and no class either" unless $args->{class};
+    ref($_) eq 'HASH' and $_ = [ %$_ ] for $args->{args};
     $self->_set_id(
       $self->_await(
         $self->connection->send(
diff --git a/lib/Object/Remote/ModuleLoader.pm b/lib/Object/Remote/ModuleLoader.pm
new file mode 100644
index 0000000..2c9f98e
--- /dev/null
+++ b/lib/Object/Remote/ModuleLoader.pm
@@ -0,0 +1,46 @@
+package Object::Remote::ModuleLoader;
+
+BEGIN {
+  package Object::Remote::ModuleLoader::Hook;
+  use Moo;
+  has sender => (is => 'ro', required => 1);
+
+  # unqualified INC forced into package main
+  sub Object::Remote::ModuleLoader::Hook::INC {
+    my ($self, $module) = @_;
+    if (my $code = $self->sender->source_for($module)) {
+      open my $fh, '<', \$code;
+      return $fh;
+    }
+    return;
+  }
+}
+
+use Moo;
+
+has module_sender => (is => 'ro', required => 1);
+
+has inc_hook => (is => 'lazy');
+
+sub _build_inc_hook {
+  my ($self) = @_;
+  Object::Remote::ModuleLoader::Hook->new(sender => $self->module_sender);
+}
+
+sub BUILD { shift->enable }
+
+sub enable {
+  push @INC, shift->inc_hook;
+  return;
+}
+
+sub disable {
+  my ($self) = @_;
+  my $hook = $self->inc_hook;
+  @INC = grep $_ ne $hook, @INC;
+  return;
+}
+
+sub DEMOLISH { $_[0]->disable unless $_[1] }
+
+1;
diff --git a/lib/Object/Remote/ModuleSender.pm b/lib/Object/Remote/ModuleSender.pm
new file mode 100644
index 0000000..87f75f1
--- /dev/null
+++ b/lib/Object/Remote/ModuleSender.pm
@@ -0,0 +1,27 @@
+package Object::Remote::ModuleSender;
+
+use Config;
+use File::Spec;
+use List::Util qw(first);
+use Moo;
+
+has dir_list => (is => 'lazy');
+
+sub _build_dir_list {
+  my %core = map +($_ => 1), @Config{qw(privlibexp archlibexp)};
+  [ grep !/$Config{archname}$/, grep !$core{$_}, @INC ];
+}
+
+sub source_for {
+  my ($self, $module) = @_;
+  my ($found) = first {  -f $_ }
+                  map File::Spec->catfile($_, $module),
+                    @{$self->dir_list};
+  die "Couldn't find ${module} in remote \@INC. dir_list contains:\n"
+      .join("\n", @{$self->dir_list})
+    unless $found;
+  open my $fh, '<', $found or die "Couldn't open ${found} for ${module}: $!";
+  return do { local $/; <$fh> };
+}
+
+1;
diff --git a/t/sender.t b/t/sender.t
new file mode 100644
index 0000000..8916297
--- /dev/null
+++ b/t/sender.t
@@ -0,0 +1,37 @@
+use strictures 1;
+use Test::More;
+
+use Object::Remote::Connector::Local;
+use Object::Remote;
+use Object::Remote::ModuleSender;
+
+$ENV{PERL5LIB} = join(
+  ':', ($ENV{PERL5LIB} ? $ENV{PERL5LIB} : ()), qw(lib)
+);
+
+my $connection = Object::Remote::Connector::Local->new->connect;
+
+my $ms = Object::Remote::ModuleSender->new(
+  dir_list => [ 't/lib' ]
+);
+
+my $ml = Object::Remote->new(
+  connection => $connection,
+  class => 'Object::Remote::ModuleLoader',
+  args => { module_sender => $ms },
+);
+
+my $proxy = Object::Remote->new(
+  connection => $connection,
+  class => 'ORTestClass'
+)->proxy;
+
+isnt($$, $proxy->pid, 'Different pid on the other side');
+
+is($proxy->counter, 0, 'Counter at 0');
+
+is($proxy->increment, 1, 'Increment to 1');
+
+is($proxy->counter, 1, 'Counter at 1');
+
+done_testing;