From 1cd4fbf5aeb138fcff93bf456f2ecc9d7acbf8a2 Mon Sep 17 00:00:00 2001
From: Roman Syroeshko <syroeshkoro@gmail.com>
Date: Tue, 2 Jun 2015 22:15:58 +0300
Subject: [PATCH]  Performance improvement for #513.

---
 src/PhpWord/TemplateProcessor.php | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/PhpWord/TemplateProcessor.php b/src/PhpWord/TemplateProcessor.php
index e33ef682..827ece09 100644
--- a/src/PhpWord/TemplateProcessor.php
+++ b/src/PhpWord/TemplateProcessor.php
@@ -356,13 +356,13 @@ class TemplateProcessor
     {
         $fixedDocumentPart = $documentPart;
 
-        $pattern = '|\$\{([^\}]+)\}|U';
-        preg_match_all($pattern, $fixedDocumentPart, $matches);
-        foreach ($matches[0] as $value) {
-            $valueCleaned = preg_replace('/<[^>]+>/', '', $value);
-            $valueCleaned = preg_replace('/<\/[^>]+>/', '', $valueCleaned);
-            $fixedDocumentPart = str_replace($value, $valueCleaned, $fixedDocumentPart);
-        }
+        $fixedDocumentPart = preg_replace_callback(
+            '|\$\{([^\}]+)\}|U',
+            function ($match) {
+                return strip_tags($match[0]);
+            },
+            $fixedDocumentPart
+        );
 
         return $fixedDocumentPart;
     }