From 809c51f30d28e5dc1449f817b7563d12e4050f7e Mon Sep 17 00:00:00 2001
From: Vjacheslav Trushkin <cyberalien@gmail.com>
Date: Mon, 20 May 2013 20:33:51 +0300
Subject: [feature/editor-code-tabs] Check for browser support in function

Check for browser support and valid textarea in function instead of
before applying function.

PHPBB3-11557
---
 phpBB/assets/javascript/core.js | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'phpBB/assets/javascript')

diff --git a/phpBB/assets/javascript/core.js b/phpBB/assets/javascript/core.js
index ba76ba8c10..1a8beb8224 100644
--- a/phpBB/assets/javascript/core.js
+++ b/phpBB/assets/javascript/core.js
@@ -681,6 +681,10 @@ phpbb.applyCodeEditor = function(textarea) {
 		startTagsEnd = ']',
 		endTags = ['[/code]'];
 
+	if (!textarea || typeof textarea.selectionStart !== 'number') {
+		return;
+	}
+
 	if ($(textarea).data('code-editor') === true) {
 		return;
 	}
-- 
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