From bf83edcb4d2d14ba0fd80d68d84376f10b00c79d Mon Sep 17 00:00:00 2001
From: Alexandre Emsenhuber <ialex@users.mediawiki.org>
Date: Wed, 29 Jun 2011 09:22:15 +0000
Subject: [PATCH] Removed code2utf() and replaced with codepointToUtf8() to
 reduce code duplication since they do exactely the same thing

---
 includes/AjaxFunctions.php | 29 +----------------------------
 1 file changed, 1 insertion(+), 28 deletions(-)

diff --git a/includes/AjaxFunctions.php b/includes/AjaxFunctions.php
index 42e030e9f6..d3173e4edc 100644
--- a/includes/AjaxFunctions.php
+++ b/includes/AjaxFunctions.php
@@ -36,7 +36,7 @@ function js_unescape( $source, $iconv_to = 'UTF-8' ) {
 				$pos++;
 				$unicodeHexVal = substr ( $source, $pos, 4 );
 				$unicode = hexdec ( $unicodeHexVal );
-				$decodedStr .= code2utf( $unicode );
+				$decodedStr .= codepointToUtf8( $unicode );
 				$pos += 4;
 			} else {
 				// we have an escaped ascii character
@@ -56,30 +56,3 @@ function js_unescape( $source, $iconv_to = 'UTF-8' ) {
 
 	return $decodedStr;
 }
-
-/**
- * Function coverts number of utf char into that character.
- * Function taken from: http://www.php.net/manual/en/function.utf8-encode.php#49336
- *
- * @param $num Integer
- * @return utf8char
- */
-function code2utf( $num ) {
-	if ( $num < 128 ) {
-		return chr( $num );
-	}
-
-	if ( $num < 2048 ) {
-		return chr( ( $num >> 6 ) + 192 ) . chr( ( $num&63 ) + 128 );
-	}
-
-	if ( $num < 65536 ) {
-		return chr( ( $num >> 12 ) + 224 ) . chr( ( ( $num >> 6 )&63 ) + 128 ) . chr( ( $num&63 ) + 128 );
-	}
-
-	if ( $num < 2097152 ) {
-		return chr( ( $num >> 18 ) + 240 ) . chr( ( ( $num >> 12 )&63 ) + 128 ) . chr( ( ( $num >> 6 )&63 ) + 128 ) . chr( ( $num&63 ) + 128 );
-	}
-
-	return '';
-}
-- 
2.20.1