From f8fb2d1811251304687b805a60b489f63cb5c4fb Mon Sep 17 00:00:00 2001
From: Andreas Gohr <andi@splitbrain.org>
Date: Sat, 15 Mar 2014 21:29:33 +0100
Subject: strip sourcemaps in CSS and JS #601

source maps are invalid for our dispatched sources and may even cause
problems. this makes sure any sourcemap declarations are stripped from
the output
---
 inc/common.php | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'inc/common.php')

diff --git a/inc/common.php b/inc/common.php
index 9fbebde94..5aacf6355 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -1675,4 +1675,13 @@ function set_doku_pref($pref, $val) {
     }
 }
 
+/**
+ * Strips source mapping declarations from given text #601
+ *
+ * @param &string $text reference to the CSS or JavaScript code to clean
+ */
+function stripsourcemaps(&$text){
+    $text = preg_replace('/^(\/\/|\/\*)[@#]\s+sourceMappingURL=.*?(\*\/)?$/im', '\\1\\2', $text);
+}
+
 //Setup VIM: ex: et ts=2 :
-- 
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