- MFH Fix issue with RecursiveArrayIterator::getChildren()

Author: helly25

ext/spl/examples/class_tree.php

@@ -62,11 +62,6 @@ function __construct($base, $check_interfaces = false)
 		}
 	}
 
-	function getChildren()
-	{
-		return parent::current();
-	}
-	
 	function current()
 	{
 		return parent::key();

ext/spl/internal/recursivearrayiterator.inc

@@ -13,7 +13,7 @@
  * @brief   A recursive array iterator
  * @author  Marcus Boerger
  * @version 1.0
- * @since PHP 6.0
+ * @since PHP 5.1
  *
  * Passes the RecursiveIterator interface to the inner Iterator and provides
  * the same functionality as FilterIterator. This allows you to skip parents
@@ -42,6 +42,10 @@ class RecursiveArrayIterator extends ArrayIterator implements RecursiveIterator
 	 */
 	function getChildren()
 	{
+		if ($this->current() instanceof self)
+		{
+			return $this->current();
+		}
 		if (empty($this->ref))
 		{
 			$this->ref = new ReflectionClass($this);

ext/spl/spl_array.c

@@ -1186,6 +1186,10 @@ SPL_METHOD(Array, getChildren)
 	if (zend_hash_get_current_data_ex(aht, (void **) &entry, &intern->pos) == FAILURE) {
 		return;
 	}
+	
+	if (Z_TYPE_PP(entry) == IS_OBJECT && instanceof_function(Z_OBJCE_PP(entry), Z_OBJCE_P(getThis()) TSRMLS_CC)) {
+		RETURN_ZVAL(*entry, 0, 0);
+	}
 
 	spl_instantiate_arg_ex1(Z_OBJCE_P(getThis()), &return_value, 0, *entry TSRMLS_CC);
 }