From 5f772c36202422162ab4e40884f0b9a79759c040 Mon Sep 17 00:00:00 2001
From: Eric Lippmann <eric.lippmann@netways.de>
Date: Tue, 9 Dec 2014 12:29:48 +0100
Subject: [PATCH] doc: Use Icinga Web 2's iterators

---
 modules/doc/library/Doc/DocIterator.php | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/modules/doc/library/Doc/DocIterator.php b/modules/doc/library/Doc/DocIterator.php
index 43a9c7727..3045b6309 100644
--- a/modules/doc/library/Doc/DocIterator.php
+++ b/modules/doc/library/Doc/DocIterator.php
@@ -9,6 +9,8 @@ use Countable;
 use IteratorAggregate;
 use RecursiveIteratorIterator;
 use RecursiveDirectoryIterator;
+use Icinga\File\NonEmptyFileIterator;
+use Icinga\File\FileExtensionFilterIterator;
 
 /**
  * Iterator over non-empty Markdown files ordered by the case insensitive "natural order" of file names
@@ -29,12 +31,14 @@ class DocIterator implements Countable, IteratorAggregate
      */
     public function __construct($path)
     {
-        $it = new RecursiveIteratorIterator(
+        $it = new FileExtensionFilterIterator(
             new NonEmptyFileIterator(
-                new MarkdownFileIterator(
-                    new RecursiveDirectoryIterator($path)
+                new RecursiveIteratorIterator(
+                    new RecursiveDirectoryIterator($path),
+                    RecursiveIteratorIterator::SELF_FIRST
                 )
-            )
+            ),
+            'md'
         );
         // Unfortunately we have no chance to sort the iterator
         $fileInfo = iterator_to_array($it);