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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line diff
--- /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;