<?php
-#$Id$
+/**
+ * @package MediaWiki
+ * @subpackage Language
+ */
+
if( defined( "MEDIAWIKI" ) ) {
+# This file and LanguageLatin1.php may be included from within functions, so
+# we need to have global statements
+
+global $wgInputEncoding, $wgOutputEncoding, $wikiUpperChars, $wikiLowerChars;
+global $wgDBname, $wgMemc;
+
$wgInputEncoding = "UTF-8";
$wgOutputEncoding = "UTF-8";
-if (function_exists('mb_internal_encoding')) {
+if( function_exists( 'mb_strtoupper' ) ) {
mb_internal_encoding('UTF-8');
} else {
# Hack our own case conversion routines
-
+
# Loading serialized arrays is faster than parsing code :P
$wikiUpperChars = $wgMemc->get( $key1 = "$wgDBname:utf8:upper" );
$wikiLowerChars = $wgMemc->get( $key2 = "$wgDBname:utf8:lower" );
-
+
if(empty( $wikiUpperChars) || empty($wikiLowerChars )) {
require_once( "includes/Utf8Case.php" );
$wgMemc->set( $key1, $wikiUpperChars );
}
}
-# Base stuff useful to all UTF-8 based language files
+/**
+ * Base stuff useful to all UTF-8 based language files
+ * @package MediaWiki
+ */
class LanguageUtf8 extends Language {
# These two functions use mbstring library, if it is loaded
- # or compiled and character mapping arrays otherwise.
+ # or compiled and character mapping arrays otherwise.
# In case of language-specific character mismatch
# it should be dealt with in Language classes.
function ucfirst( $string ) {
- if (function_exists('mb_strtoupper')) {
- return mb_strtoupper(mb_substr($string,0,1)).mb_substr($string,1);
- } else {
- global $wikiUpperChars;
- return preg_replace (
- "/^([a-z]|[\\xc0-\\xff][\\x80-\\xbf]*)/e",
- "strtr ( \"\$1\" , \$wikiUpperChars )",
- $string );
+ /**
+ * 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 );
+ }
}
+ return ucfirst( $string );
}
-
+
function lcfirst( $string ) {
if (function_exists('mb_strtolower')) {
return mb_strtolower(mb_substr($string,0,1)).mb_substr($string,1);
# all strtolower on stripped output or argument
# should be removed and all stripForSearch
# methods adjusted to that.
+
+ wfProfileIn( "LanguageUtf8::stripForSearch" );
if( function_exists( 'mb_strtolower' ) ) {
- return preg_replace(
+ $out = preg_replace(
"/([\\xc0-\\xff][\\x80-\\xbf]*)/e",
"'U8' . bin2hex( \"$1\" )",
mb_strtolower( $string ) );
} else {
global $wikiLowerChars;
- return preg_replace(
+ $out = preg_replace(
"/([\\xc0-\\xff][\\x80-\\xbf]*)/e",
"'U8' . bin2hex( strtr( \"\$1\", \$wikiLowerChars ) )",
$string );
}
+ wfProfileOut( "LanguageUtf8::stripForSearch" );
+ return $out;
}
function fallback8bitEncoding() {
function checkTitleEncoding( $s ) {
global $wgInputEncoding;
+ if( is_array( $s ) ) {
+ wfDebugDieBacktrace( 'Given array to checkTitleEncoding.' );
+ }
# Check for non-UTF-8 URLs
$ishigh = preg_match( '/[\x80-\xff]/', $s);
if(!$ishigh) return $s;
-
+
$isutf8 = preg_match( '/^([\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
'[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})+$/', $s );
if( $isutf8 ) return $s;
function firstChar( $s ) {
preg_match( '/^([\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
'[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})/', $s, $matches);
-
+
return isset( $matches[1] ) ? $matches[1] : "";
}