Minor style cleanup and simplified setlocale logic

1 files changed, 6 insertions, 14 deletions

diff --git a/it.class b/it.class
index 2b61fda..e79f228 100644
--- a/it.class
+++ b/it.class
@@ -212,17 +212,14 @@ function match($pattern, $string, $p = array())
 		$flags |= PREG_OFFSET_CAPTURE;
 
 	$oldlocale = setlocale( LC_CTYPE, 0 );
-
-	if ($oldlocale != 'de_CH')
-		setlocale(LC_CTYPE, 'de_CH');
+	setlocale(LC_CTYPE, 'de_CH');
 
 	if ($p['all'])
 		$r = preg_match_all(it::convertregex($pattern, $p), $string, $m, $flags | PREG_PATTERN_ORDER, $p['offset']);
 	else
 		$r = preg_match(it::convertregex($pattern, $p), $string, $m, $flags, $p['offset']);
 
-	if ($oldlocale != 'de_CH')
-		setlocale(LC_CTYPE, $oldlocale);
+	setlocale(LC_CTYPE, $oldlocale);
 
 	if (!$r)	# no match
 		$result = $p['all'] ? array() : false;
@@ -248,18 +245,13 @@ function replace($replacements, $string, $p = array())
 {
 	$patterns = array();
 
-	foreach (array_keys( $replacements ) as $pat) 
-		$patterns[] = it::convertregex($pat, $p);
+	foreach (array_keys($replacements) as $pattern)
+		$patterns[] = it::convertregex($pattern, $p);
 
 	$oldlocale = setlocale(LC_CTYPE, 0);
-
-	if ($oldlocale != 'de_CH')
-		setlocale(LC_CTYPE, 'de_CH');
-
+	setlocale(LC_CTYPE, 'de_CH');
 	$result = preg_replace($patterns, array_values($replacements), $string, isset($p['limit']) ? $p['limit'] : -1);
-
-	if ($oldlocale != 'de_CH')
-		setlocale(LC_CTYPE, $oldlocale);
+	setlocale(LC_CTYPE, $oldlocale);
 
 	return $result;
 }