--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/src/Symfony/Bridge/Doctrine/Mapping/Driver/YamlDriver.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,161 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Doctrine\Mapping\Driver;
+
+use Doctrine\ORM\Mapping\MappingException;
+use Doctrine\ORM\Mapping\Driver\YamlDriver as BaseYamlDriver;
+
+/**
+ * YamlDriver that additionally looks for mapping information in a global file.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class YamlDriver extends BaseYamlDriver
+{
+    protected $_prefixes = array();
+    protected $_globalBasename;
+    protected $_classCache;
+    protected $_fileExtension = '.orm.yml';
+
+    public function setGlobalBasename($file)
+    {
+        $this->_globalBasename = $file;
+    }
+
+    public function getGlobalBasename()
+    {
+        return $this->_globalBasename;
+    }
+
+    public function setNamespacePrefixes($prefixes)
+    {
+        $this->_prefixes = $prefixes;
+    }
+
+    public function getNamespacePrefixes()
+    {
+        return $this->_prefixes;
+    }
+
+    public function isTransient($className)
+    {
+        if (null === $this->_classCache) {
+            $this->initialize();
+        }
+
+        // The mapping is defined in the global mapping file
+        if (isset($this->_classCache[$className])) {
+            return false;
+        }
+
+        try {
+            $this->_findMappingFile($className);
+
+            return false;
+        } catch (MappingException $e) {
+            return true;
+        }
+    }
+
+    public function getAllClassNames()
+    {
+        if (null === $this->_classCache) {
+            $this->initialize();
+        }
+
+        $classes = array();
+
+        if ($this->_paths) {
+            foreach ((array) $this->_paths as $path) {
+                if (!is_dir($path)) {
+                    throw MappingException::fileMappingDriversRequireConfiguredDirectoryPath($path);
+                }
+
+                $iterator = new \RecursiveIteratorIterator(
+                    new \RecursiveDirectoryIterator($path),
+                    \RecursiveIteratorIterator::LEAVES_ONLY
+                );
+
+                foreach ($iterator as $file) {
+                    $fileName = $file->getBasename($this->_fileExtension);
+
+                    if ($fileName == $file->getBasename() || $fileName == $this->_globalBasename) {
+                        continue;
+                    }
+
+                    // NOTE: All files found here means classes are not transient!
+                    if (isset($this->_prefixes[$path])) {
+                        $classes[] = $this->_prefixes[$path].'\\'.str_replace('.', '\\', $fileName);
+                    } else {
+                        $classes[] = str_replace('.', '\\', $fileName);
+                    }
+                }
+            }
+        }
+
+        return array_merge($classes, array_keys($this->_classCache));
+    }
+
+    public function getElement($className)
+    {
+        if (null === $this->_classCache) {
+            $this->initialize();
+        }
+
+        if (!isset($this->_classCache[$className])) {
+            $this->_classCache[$className] = parent::getElement($className);
+        }
+
+        return $this->_classCache[$className];
+    }
+
+    protected function initialize()
+    {
+        $this->_classCache = array();
+        if (null !== $this->_globalBasename) {
+            foreach ($this->_paths as $path) {
+                if (file_exists($file = $path.'/'.$this->_globalBasename.$this->_fileExtension)) {
+                    $this->_classCache = array_merge($this->_classCache, $this->_loadMappingFile($file));
+                }
+            }
+        }
+    }
+
+    protected function _findMappingFile($className)
+    {
+        $defaultFileName = str_replace('\\', '.', $className).$this->_fileExtension;
+        foreach ($this->_paths as $path) {
+            if (!isset($this->_prefixes[$path])) {
+                if (file_exists($path.DIRECTORY_SEPARATOR.$defaultFileName)) {
+                    return $path.DIRECTORY_SEPARATOR.$defaultFileName;
+                }
+
+                continue;
+            }
+
+            $prefix = $this->_prefixes[$path];
+
+            if (0 !== strpos($className, $prefix.'\\')) {
+                continue;
+            }
+
+            $filename = $path.'/'.strtr(substr($className, strlen($prefix)+1), '\\', '.').$this->_fileExtension;
+            if (file_exists($filename)) {
+                return $filename;
+            }
+
+            throw MappingException::mappingFileNotFound($className, $filename);
+        }
+
+        throw MappingException::mappingFileNotFound($className, substr($className, strrpos($className, '\\') + 1).$this->_fileExtension);
+    }
+}