--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/doctrine-fixtures/lib/Doctrine/Common/DataFixtures/ReferenceRepository.php	Wed Dec 14 23:28:58 2011 +0100
@@ -0,0 +1,186 @@
+<?php
+/*
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the LGPL. For more information, see
+ * <http://www.doctrine-project.org>.
+ */
+
+namespace Doctrine\Common\DataFixtures;
+
+/**
+ * ReferenceRepository class manages references for
+ * fixtures in order to easily support the relations
+ * between fixtures
+ *
+ * @author Gediminas Morkevicius <gediminas.morkevicius@gmail.com>
+ */
+class ReferenceRepository
+{
+    /**
+     * List of named references to the fixture objects
+     * gathered during loads of fixtures
+     *
+     * @var array
+     */
+    private $references = array();
+
+    /**
+     * List of identifiers stored for references
+     * in case if reference gets unmanaged, it will
+     * use a proxy referenced by this identity
+     *
+     * @var array
+     */
+    private $identities = array();
+
+    /**
+     * Currently used object manager
+     *
+     * @var object - object manager
+     */
+    private $manager;
+
+    /**
+     * Initialize the ReferenceRepository
+     *
+     * @param object $manager
+     */
+    public function __construct($manager)
+    {
+        $this->manager = $manager;
+    }
+
+    /**
+     * Set the reference entry identified by $name
+     * and referenced to $reference. If $name
+     * already is set, it overrides it
+     *
+     * @param string $name
+     * @param object $reference
+     */
+    public function setReference($name, $reference)
+    {
+        $this->references[$name] = $reference;
+        // in case if reference is set after flush, store its identity
+        $uow = $this->manager->getUnitOfWork();
+        if ($uow->isInIdentityMap($reference)) {
+            if ($uow instanceof \Doctrine\ORM\UnitOfWork) {
+                $this->identities[$name] = $uow->getEntityIdentifier($reference);
+            } else {
+                $this->identities[$name] = $uow->getDocumentIdentifier($reference);
+            }            
+        }
+    }
+
+    /**
+     * Store the identifier of a reference
+     *
+     * @param string $name
+     * @param mixed $identity
+     */
+    public function setReferenceIdentity($name, $identity)
+    {
+        $this->identities[$name] = $identity;
+    }
+
+    /**
+     * Set the reference entry identified by $name
+     * and referenced to managed $object. $name must
+     * not be set yet
+     *
+     * Notice: in case if identifier is generated after
+     * the record is inserted, be sure tu use this method
+     * after $object is flushed
+     *
+     * @param string $name
+     * @param object $object - managed object
+     * @throws BadMethodCallException - if repository already has
+     *      a reference by $name
+     * @return void
+     */
+    public function addReference($name, $object)
+    {
+        if (isset($this->references[$name])) {
+            throw new \BadMethodCallException("Reference to: ({$name}) already exists, use method setReference in order to override it");
+        }
+        $this->setReference($name, $object);
+    }
+
+    /**
+     * Loads an object using stored reference
+     * named by $name
+     *
+     * @param string $name
+     * @return object
+     */
+    public function getReference($name)
+    {
+        $reference = $this->references[$name];
+        $meta = $this->manager->getClassMetadata(get_class($reference));
+        $uow = $this->manager->getUnitOfWork();
+        if (!$uow->isInIdentityMap($reference) && isset($this->identities[$name])) {
+            $reference = $this->manager->getReference(
+                $meta->name,
+                $this->identities[$name]
+            );
+            $this->references[$name] = $reference; // allready in identity map
+        }
+        return $reference;
+    }
+
+    /**
+     * Check if an object is stored using reference
+     * named by $name
+     *
+     * @param string $name
+     * @return boolean
+     */
+    public function hasReference($name)
+    {
+        return isset($this->references[$name]);
+    }
+
+    /**
+     * Searches for a reference name in the
+     * list of stored references
+     *
+     * @param object $reference
+     * @return string
+     */
+    public function getReferenceName($reference)
+    {
+        return array_search($reference, $this->references, true);
+    }
+
+    /**
+     * Checks if reference has identity stored
+     *
+     * @param string $name
+     */
+    public function hasIdentity($name)
+    {
+        return array_key_exists($name, $this->identities);
+    }
+
+    /**
+     * Get all stored references
+     *
+     * @return array
+     */
+    public function getReferences()
+    {
+        return $this->references;
+    }
+}
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