From 3e4701116d9a7a2b93646f2c9aed80b63175d206 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Fri, 16 Aug 2019 15:29:24 +0300
Subject: af_readability: add missing file

---
 .../andreskrey/Readability/Nodes/NodeUtility.php     | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'plugins/af_readability/vendor/andreskrey/Readability/Nodes/NodeUtility.php')

diff --git a/plugins/af_readability/vendor/andreskrey/Readability/Nodes/NodeUtility.php b/plugins/af_readability/vendor/andreskrey/Readability/Nodes/NodeUtility.php
index 7a1f18ee4..cbf78bae0 100644
--- a/plugins/af_readability/vendor/andreskrey/Readability/Nodes/NodeUtility.php
+++ b/plugins/af_readability/vendor/andreskrey/Readability/Nodes/NodeUtility.php
@@ -5,6 +5,7 @@ namespace andreskrey\Readability\Nodes;
 use andreskrey\Readability\Nodes\DOM\DOMDocument;
 use andreskrey\Readability\Nodes\DOM\DOMElement;
 use andreskrey\Readability\Nodes\DOM\DOMNode;
+use andreskrey\Readability\Nodes\DOM\DOMNodeList;
 
 /**
  * Class NodeUtility.
@@ -157,4 +158,23 @@ class NodeUtility
 
         return ($originalNode) ? $originalNode->nextSibling : $originalNode;
     }
+
+    /**
+     * Remove all empty DOMNodes from DOMNodeLists.
+     *
+     * @param \DOMNodeList $list
+     *
+     * @return DOMNodeList
+     */
+    public static function filterTextNodes(\DOMNodeList $list)
+    {
+        $newList = new DOMNodeList();
+        foreach ($list as $node) {
+            if ($node->nodeType !== XML_TEXT_NODE || mb_strlen(trim($node->nodeValue))) {
+                $newList->add($node);
+            }
+        }
+
+        return $newList;
+    }
 }
-- 
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