From dfa0d03a677c4bffb40d19de7cfdfd28bf9a4998 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Lys=C3=BD?= <jan.lysy@automattic.com>
Date: Tue, 3 Aug 2021 09:44:11 +0200
Subject: [PATCH] Replace incorrect opening mso if in postProcessTemplate

[MAILPOET-3468]
---
 lib/Newsletter/Renderer/Renderer.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/Newsletter/Renderer/Renderer.php b/lib/Newsletter/Renderer/Renderer.php
index fa0adb42fd..b560af5e3a 100644
--- a/lib/Newsletter/Renderer/Renderer.php
+++ b/lib/Newsletter/Renderer/Renderer.php
@@ -217,9 +217,12 @@ class Renderer {
     foreach ($templateDom->query('img') as $image) {
       $image->src = str_replace(' ', '%20', $image->src);
     }
+    // because tburry/pquery contains a bug and replaces the opening non mso condition incorrectly we have to replace the opening tag with correct value
+    $template = $templateDom->__toString();
+    $template = str_replace('<!--[if !mso]><![endif]-->', '<!--[if !mso]><!-- -->', $template);
     $template = WPFunctions::get()->applyFilters(
       self::FILTER_POST_PROCESS,
-      $templateDom->__toString()
+      $template
     );
     return $template;
   }