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@@ -0,0 +1,64 @@
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+<?php
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+
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+/*
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+ * This file is part of Composer.
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+ *
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+ * (c) Nils Adermann <naderman@naderman.de>
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+ * Jordi Boggiano <j.boggiano@seld.be>
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+ *
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+ * For the full copyright and license information, please view the LICENSE
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+ * file that was distributed with this source code.
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+ */
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+
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+namespace Composer\Repository;
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+
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+use Composer\Package\PackageInterface;
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+
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+/**
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+ * @author Jordi Boggiano <j.boggiano@seld.be>
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+ */
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+class WrapperRepository extends ArrayRepository implements WritableRepositoryInterface
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+{
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+ private $repositories;
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+
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+ public function __construct(array $repositories)
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+ {
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+ $this->repositories = $repositories;
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+ }
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+
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+ protected function initialize()
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+ {
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+ parent::initialize();
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+
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+ foreach ($this->repositories as $repo) {
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+ foreach ($repo->getPackages() as $package) {
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+ $this->packages[] = $package;
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+ }
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+ }
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+ }
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+
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+ /**
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+ * {@inheritDoc}
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+ */
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+ public function addPackage(PackageInterface $package)
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+ {
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+ throw new \LogicException('Can not add packages to a wrapper repository');
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+ }
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+
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+ /**
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+ * {@inheritDoc}
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+ */
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+ public function removePackage(PackageInterface $package)
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+ {
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+ throw new \LogicException('Can not remove packages to a wrapper repository');
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+ }
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+
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+ public function write()
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+ {
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+ foreach ($this->repositories as $repo) {
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+ if ($repo instanceof WritableRepositoryInterface) {
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+ $repo->write();
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+ }
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+ }
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+ }
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+}
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