From bb8e7495d83e629d855c16cd148c684a05766b03 Mon Sep 17 00:00:00 2001
From: logmanoriginal <logmanoriginal@users.noreply.github.com>
Date: Sat, 18 Feb 2017 13:13:40 +0100
Subject: [PATCH] [html] Fix img src replacement not working

strpos returns false if the needle was not found. See:
http://php.net/manual/en/function.strpos.php#refsect1-function.strpos-returnvalues
---
 lib/html.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/html.php b/lib/html.php
index 1b9b5ab7..24a2cab4 100644
--- a/lib/html.php
+++ b/lib/html.php
@@ -280,9 +280,9 @@ $keptText = array()){
 
 function defaultImageSrcTo($content, $server){
 	foreach($content->find('img') as $image){
-		if(is_null(strpos($image->src, "http"))
-			&& is_null(strpos($image->src, "//"))
-			&& is_null(strpos($image->src, "data:")))
+		if(strpos($image->src, 'http') === false
+		&& strpos($image->src, '//') === false
+		&& strpos($image->src, 'data:') === false)
 			$image->src = $server . $image->src;
 	}
 	return $content;