From 944e80881bc66608d23c5aad49b02d2ba689b433 Mon Sep 17 00:00:00 2001
From: Antoine Aflalo <Belphemur@users.noreply.github.com>
Date: Mon, 29 May 2017 14:35:30 -0400
Subject: [PATCH] Avoid problem with HTML with fault

This disable the warnings when loading the HTML to avoid the "htmlParseEntityRef: expecting ';'" that can happen when the HTML is not following the RFC to the line but still valid.

https://stackoverflow.com/questions/1685277/warning-domdocumentloadhtml-htmlparseentityref-expecting-in-entity
---
 src/CssInlinerPlugin.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/CssInlinerPlugin.php b/src/CssInlinerPlugin.php
index f75283c..9c8f1ff 100644
--- a/src/CssInlinerPlugin.php
+++ b/src/CssInlinerPlugin.php
@@ -84,7 +84,13 @@ public function loadOptions($options)
     public function loadCssFilesFromLinks($message)
     {
         $dom = new \DOMDocument();
+        // set error level
+        $internalErrors = libxml_use_internal_errors(true);
+        
         $dom->loadHTML($message);
+        
+        // Restore error level
+        libxml_use_internal_errors($internalErrors);
         $link_tags = $dom->getElementsByTagName('link');
 
         if ($link_tags->length > 0) {