adding zend project folders into old campcaster.

library/propel/runtime/lib/config/PropelConfigurationIterator.php

@@ -0,0 +1,103 @@
+<?php
+
+/**
+ * This file is part of the Propel package.
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @license    MIT License
+ */
+
+/**
+ * PropelConfigurationIterator is used internally by PropelConfiguration to
+ * build a flat array from nesting configuration arrays.
+ *
+ * @author     Veikko Mäkinen <veikko@veikko.fi>
+ * @version    $Revision: 1612 $
+ * @package    propel.runtime.config
+ */
+class PropelConfigurationIterator extends RecursiveIteratorIterator
+{
+	/**
+	 * Node is a parent node
+	 */
+	const NODE_PARENT = 0;
+
+	/**
+	 * Node is an actual configuration item
+	 */
+	const NODE_ITEM = 1;
+
+	/**
+	 * Namespace stack when recursively iterating the configuration tree
+	 *
+	 * @var        array
+	 */
+	protected $namespaceStack = array();
+
+	/**
+	 * Current node type. Possible values: null (undefined), self::NODE_PARENT or self::NODE_ITEM
+	 *
+	 * @var        int
+	 */
+	protected $nodeType = null;
+
+	/**
+	 * Get current namespace
+	 *
+	 * @return     string
+	 */
+	public function getNamespace()
+	{
+		return implode('.', $this->namespaceStack);
+	}
+
+	/**
+	 * Get current node type.
+	 *
+	 * @see        http://www.php.net/RecursiveIteratorIterator
+	 * @return     int
+	 *             - null (undefined)
+	 *             - self::NODE_PARENT
+	 *             - self::NODE_ITEM
+	 */
+	public function getNodeType()
+	{
+		return $this->nodeType;
+	}
+
+	/**
+	 * Get the current element
+	 *
+	 * @see        http://www.php.net/RecursiveIteratorIterator
+	 * @return     mixed
+	 */
+	public function current()
+	{
+		$current = parent::current();
+		if (is_array($current)) {
+			$this->namespaceStack[] = $this->key();
+			$this->nodeType = self::NODE_PARENT;
+		}
+		else {
+			$this->nodeType = self::NODE_ITEM;
+		}
+
+		return $current;
+	}
+
+	/**
+	 * Called after current child iterator is invalid and right before it gets destructed.
+	 *
+	 * @see        http://www.php.net/RecursiveIteratorIterator
+	 */
+	public function endChildren()
+	{
+		if ($this->namespaceStack) {
+			array_pop($this->namespaceStack);
+		}
+	}
+
+}
+
+?>