From 69aa05376bd6cd04e23b6edcfe0d44e9e5f5f7e2 Mon Sep 17 00:00:00 2001
From: Jim Wigginton <terrafrost@phpbb.com>
Date: Fri, 21 Aug 2009 21:47:19 +0000
Subject: - replaced the drop down menu log filter thing with log searching

git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@10041 89ea8834-ac86-4346-8a33-228a782c2dd0
---
 phpBB/includes/utf/utf_tools.php | 47 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

(limited to 'phpBB/includes/utf/utf_tools.php')

diff --git a/phpBB/includes/utf/utf_tools.php b/phpBB/includes/utf/utf_tools.php
index 9ee87a5425..6f3ac93305 100644
--- a/phpBB/includes/utf/utf_tools.php
+++ b/phpBB/includes/utf/utf_tools.php
@@ -1945,4 +1945,51 @@ function utf8_basename($filename)
 	return $filename;
 }
 
+/**
+* UTF8-safe str_replace() function
+*
+* @param string $search The value to search for
+* @param string $replace The replacement string
+* @param string $subject The target string
+* @return string The resultant string
+*/
+function utf8_str_replace($search, $replace, $subject)
+{
+	if (!is_array($search))
+	{
+		$search = array($search);
+		if (is_array($replace))
+		{
+			$replace = (string) $replace;
+			trigger_error('Array to string conversion', E_USER_NOTICE);
+		}
+	}
+
+	$length = sizeof($search);
+
+	if (!is_array($replace))
+	{
+		$replace = array_fill(0, $length, $replace);
+	}
+	else
+	{
+		$replace = array_pad($replace, $length, '');
+	}
+
+	for ($i = 0; $i < $length; $i++)
+	{
+		$search_length = utf8_strlen($search[$i]);
+		$replace_length = utf8_strlen($replace[$i]);
+
+		$offset = 0;
+		while (($start = utf8_strpos($subject, $search[$i], $offset)) !== false)
+		{
+			$subject = utf8_substr($subject, 0, $start) . $replace[$i] . utf8_substr($subject, $start + $search_length);
+			$offset = $start + $replace_length;
+		}
+	}
+
+	return $subject;
+}
+
 ?>
\ No newline at end of file
-- 
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