From 0f7eba2a0b276e7a23e442b7a9786e04622acbba Mon Sep 17 00:00:00 2001
From: vlakoff <vlakoff@gmail.com>
Date: Tue, 20 May 2014 10:32:44 +0200
Subject: Fix handling of {unwrap} tags in word_wrap() functions

* in Email library: these tags were not removed
* in text helper: simplified code
---
 system/helpers/text_helper.php | 7 +++----
 system/libraries/Email.php     | 4 ++--
 2 files changed, 5 insertions(+), 6 deletions(-)

(limited to 'system')

diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index 7e15c1934..1d0605ddc 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -430,12 +430,12 @@ if ( ! function_exists('word_wrap'))
 		// If the current word is surrounded by {unwrap} tags we'll
 		// strip the entire chunk and replace it with a marker.
 		$unwrap = array();
-		if (preg_match_all('|(\{unwrap\}.+?\{/unwrap\})|s', $str, $matches))
+		if (preg_match_all('|\{unwrap\}(.+?)\{/unwrap\}|s', $str, $matches))
 		{
 			for ($i = 0, $c = count($matches[0]); $i < $c; $i++)
 			{
 				$unwrap[] = $matches[1][$i];
-				$str = str_replace($matches[1][$i], '{{unwrapped'.$i.'}}', $str);
+				$str = str_replace($matches[0][$i], '{{unwrapped'.$i.'}}', $str);
 			}
 		}
 
@@ -491,8 +491,7 @@ if ( ! function_exists('word_wrap'))
 			}
 		}
 
-		// Remove the unwrap tags and return
-		return str_replace(array('{unwrap}', '{/unwrap}'), '', $output);
+		return $output;
 	}
 }
 
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 2595032c9..fc1bbe1b2 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -1173,12 +1173,12 @@ class CI_Email {
 		// If the current word is surrounded by {unwrap} tags we'll
 		// strip the entire chunk and replace it with a marker.
 		$unwrap = array();
-		if (preg_match_all('|(\{unwrap\}.+?\{/unwrap\})|s', $str, $matches))
+		if (preg_match_all('|\{unwrap\}(.+?)\{/unwrap\}|s', $str, $matches))
 		{
 			for ($i = 0, $c = count($matches[0]); $i < $c; $i++)
 			{
 				$unwrap[] = $matches[1][$i];
-				$str = str_replace($matches[1][$i], '{{unwrapped'.$i.'}}', $str);
+				$str = str_replace($matches[0][$i], '{{unwrapped'.$i.'}}', $str);
 			}
 		}
 
-- 
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