diff -r 000000000000 -r 7f95f8617b0b vendor/assetic/src/Assetic/Factory/Resource/DirectoryResource.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/assetic/src/Assetic/Factory/Resource/DirectoryResource.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,133 @@
+<?php
+
+/*
+ * This file is part of the Assetic package, an OpenSky project.
+ *
+ * (c) 2010-2011 OpenSky Project Inc
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Assetic\Factory\Resource;
+
+/**
+ * A resource is something formulae can be loaded from.
+ *
+ * @author Kris Wallsmith <kris.wallsmith@gmail.com>
+ */
+class DirectoryResource implements IteratorResourceInterface
+{
+    private $path;
+    private $pattern;
+
+    /**
+     * Constructor.
+     *
+     * @param string $path    A directory path
+     * @param string $pattern A filename pattern
+     */
+    public function __construct($path, $pattern = null)
+    {
+        if (DIRECTORY_SEPARATOR != substr($path, -1)) {
+            $path .= DIRECTORY_SEPARATOR;
+        }
+
+        $this->path = $path;
+        $this->pattern = $pattern;
+    }
+
+    public function isFresh($timestamp)
+    {
+        if (!is_dir($this->path) || filemtime($this->path) > $timestamp) {
+            return false;
+        }
+
+        foreach ($this as $resource) {
+            if (!$resource->isFresh($timestamp)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Returns the combined content of all inner resources.
+     */
+    public function getContent()
+    {
+        $content = array();
+        foreach ($this as $resource) {
+            $content[] = $resource->getContent();
+        }
+
+        return implode("\n", $content);
+    }
+
+    public function __toString()
+    {
+        return $this->path;
+    }
+
+    public function getIterator()
+    {
+        return is_dir($this->path)
+            ? new DirectoryResourceIterator($this->getInnerIterator())
+            : new \EmptyIterator();
+    }
+
+    protected function getInnerIterator()
+    {
+        return new DirectoryResourceFilterIterator(new \RecursiveDirectoryIterator($this->path), $this->pattern);
+    }
+}
+
+/**
+ * An iterator that converts file objects into file resources.
+ *
+ * @author Kris Wallsmith <kris.wallsmith@gmail.com>
+ * @access private
+ */
+class DirectoryResourceIterator extends \RecursiveIteratorIterator
+{
+    public function current()
+    {
+        return new FileResource(parent::current()->getPathname());
+    }
+}
+
+/**
+ * Filters files by a basename pattern.
+ *
+ * @author Kris Wallsmith <kris.wallsmith@gmail.com>
+ * @access private
+ */
+class DirectoryResourceFilterIterator extends \RecursiveFilterIterator
+{
+    protected $pattern;
+
+    public function __construct(\RecursiveDirectoryIterator $iterator, $pattern = null)
+    {
+        parent::__construct($iterator);
+
+        $this->pattern = $pattern;
+    }
+
+    public function accept()
+    {
+        $file = $this->current();
+        $name = $file->getBasename();
+
+        if ($file->isDir()) {
+            return '.' != $name[0];
+        } else {
+            return null === $this->pattern || 0 < preg_match($this->pattern, $name);
+        }
+    }
+
+    public function getChildren()
+    {
+        return new self(new \RecursiveDirectoryIterator($this->current()->getPathname()), $this->pattern);
+    }
+}