Mercurial > pub > Impl
diff Lib/DOM/Site.pm @ 0:03e58a454b20
Создан репозитарий
author | Sergey |
---|---|
date | Tue, 14 Jul 2009 12:54:37 +0400 |
parents | |
children | 16ada169ca75 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Lib/DOM/Site.pm Tue Jul 14 12:54:37 2009 +0400 @@ -0,0 +1,80 @@ +package DOM::Site; +use strict; +use Common; +our @ISA = qw(Object); + +our $Name; +our @Providers; +our $AUTOLOAD; + +BEGIN { + DeclareProperty(Objects => ACCESS_READ); + DeclareProperty(Providers => ACCESS_NONE); +} + +sub RegisterObject { + my ($this,$name,$object) = @_; + + $this->{$Objects}->{$name} = $object; +} + +sub RegisterProvider { + my ($this,$provider) = @_; + + my $refInfo = $provider->GetProviderInfo(); + + if ($refInfo->{'Host'} eq __PACKAGE__) { + die new Exception("Provider $refInfo->{'Name'} already registered") if exists $this->{$Providers}->{$refInfo->{'Name'}}; + while (my ($name,$method) = each %{$refInfo->{'Methods'}}) { + no strict 'refs'; + no warnings 'redefine'; + *{__PACKAGE__ . '::' . $name} = sub { + shift; + $method->($provider,$this,@_); + }; + } + + while (my ($name,$object) = each %{$refInfo->{'Objects'}}) { + $this->{$Objects}->{$refInfo->{'Name'}}->{$name} = $object; + } + + $this->{$Providers}->{$refInfo->{'Name'}} = 1; + } +} + +sub construct { + my $self = shift; + + my $site = $self->new(); + $site->RegisterObject(Site => { Name => $Name}); + foreach my $provider (@Providers) { + my $providerFile = $provider; + $providerFile =~ s/::/\//g; + $providerFile .= '.pm'; + eval { + require $providerFile; + }; + if ($@) { + my $InnerErr = $@; + die new Exception("Failed to load provider $provider", $InnerErr); + } + if ($provider->can('construct')) { + $site->RegisterProvider($provider->construct()); + } else { + $site->RegisterProvider($provider); + } + } + return $site; +} + +sub Dispose { + my ($this) = @_; + + UNIVERSAL::can($_,'Dispose') and $_->Dispose foreach values %{$this->{$Objects} || {}}; + + undef %$this; + + $this->SUPER::Dispose; +} + +1;