From 9ea40294b44299fe52178f95800420ffe2925ab3 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?=
 <avar@users.mediawiki.org>
Date: Sat, 22 Oct 2005 19:37:55 +0000
Subject: [PATCH] * Added two new functions: lc() and uc(), they work like the
 function of the same name on Perl

---
 languages/LanguageUtf8.php | 59 ++++++++++++++++++++------------------
 1 file changed, 31 insertions(+), 28 deletions(-)

diff --git a/languages/LanguageUtf8.php b/languages/LanguageUtf8.php
index 67433b86a5..762ebe7807 100644
--- a/languages/LanguageUtf8.php
+++ b/languages/LanguageUtf8.php
@@ -37,41 +37,44 @@ if( function_exists( 'mb_strtoupper' ) ) {
  */
 class LanguageUtf8 extends Language {
 
-	# These two functions use mbstring library, if it is loaded
+	# These functions use mbstring library, if it is loaded
 	# or compiled and character mapping arrays otherwise.
 	# In case of language-specific character mismatch
 	# it should be dealt with in Language classes.
+	
+	function ucfirst( $str ) {
+		return $this->uc( $str, true );
+	}
 
-	function ucfirst( $string ) {
-		/**
-		 * On pages with many links we can get called a lot.
-		 * The multibyte uppercase functions are relatively
-		 * slow, so check first if we can use a faster ASCII
-		 * version instead; it saves a few milliseconds.
-		 */
-		if( preg_match( '/^[\x80-\xff]/', $string ) ) {
-			if (function_exists('mb_strtoupper')) {
-				return mb_strtoupper(mb_substr($string,0,1)).mb_substr($string,1);
-			} else {
-				global $wikiUpperChars;
-				return preg_replace (
-					"/^([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/e",
-					"strtr ( \"\$1\" , \$wikiUpperChars )",
-					$string );
-			}
+	function uc( $str, $first = false ) {
+		if ( function_exists( 'mb_strtoupper' ) ) 
+			return $first ? mb_strtoupper( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 ) : mb_strtoupper( $str );
+		else {
+			global $wikiUpperChars;
+			$x = $first ? '^' : '';
+			return preg_replace(
+				"/$x([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/e",
+				"strtr( \"\$1\" , \$wikiUpperChars )",
+				$str
+			);
 		}
-		return ucfirst( $string );
 	}
 
-	function lcfirst( $string ) {
-		if (function_exists('mb_strtolower')) {
-			return mb_strtolower(mb_substr($string,0,1)).mb_substr($string,1);
-		} else {
-		    global $wikiLowerChars;
-		    return preg_replace (
-        	    "/^([A-Z]|[\\xc0-\\xff][\\x80-\\xbf]*)/e",
-        	    "strtr ( \"\$1\" , \$wikiLowerChars )",
-        	    $string );
+	function lcfirst( $str ) {
+		return $this->lc( $str, true );
+	}
+
+	function lc( $str, $first = false ) {
+		if ( function_exists( 'mb_strtolower' ) )
+			return $first ? mb_strtolower( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 ) : mb_strtolower( $str );
+		else {
+			global $wikiLowerChars;
+			$x = $first ? '^' : '';
+			return preg_replace(
+				"/$x([A-Z]|[\\xc0-\\xff][\\x80-\\xbf]*)/e",
+				"strtr( \"\$1\" , \$wikiLowerChars )",
+				$str
+			);
 		}
 	}
 
-- 
2.20.1