Index: tests/t3lib/t3lib_divTest.php
===================================================================
--- tests/t3lib/t3lib_divTest.php	(Revision 8055)
+++ tests/t3lib/t3lib_divTest.php	(Arbeitskopie)
@@ -1397,5 +1397,34 @@
 		$this->assertTrue($mkdirResult);
 		$this->assertTrue($directoryCreated);
 	}
+
+	/**
+	 * Checks if t3lib_div::split_fileref() return NO file extension if incomming $fileref is a folder
+	 * This test avoid bug #0014845: Filelist module reports "type" of files also for directories
+	 * This test assumes directory 'PATH_site'/typo3temp exists
+	 *
+	 * @test
+	 * @see	t3lib_div::split_fileref()
+	 */
+	public function checkIfSplitFileRefReturnFileTypeNotForFolders(){
+		$directoryName = uniqid('test_');
+		$directoryPath = PATH_site . 'typo3temp/';
+		$directory = $directoryPath . $directoryName;
+		mkdir($directory, octdec($GLOBALS['TYPO3_CONF_VARS']['BE']['folderCreateMask']));
+
+		$fileInfo = t3lib_div::split_fileref($directory);
+
+		$directoryCreated = is_dir($directory);
+		$this->assertTrue($directoryCreated);
+
+		$this->assertType(PHPUnit_Framework_Constraint_IsType::TYPE_ARRAY, $fileInfo);
+		$this->assertEquals($directoryPath, $fileInfo['path']);
+		$this->assertEquals($directoryName, $fileInfo['file']);
+		$this->assertEquals($directoryName, $fileInfo['filebody']);
+		$this->assertEquals('', $fileInfo['fileext']);
+		$this->assertArrayNotHasKey('realFileext', $fileInfo);
+
+		rmdir($directory);
+	}
 }
 ?>
\ No newline at end of file
Index: t3lib/class.t3lib_div.php
===================================================================
--- t3lib/class.t3lib_div.php	(Revision 8055)
+++ t3lib/class.t3lib_div.php	(Arbeitskopie)
@@ -1134,15 +1134,16 @@
 	 */
 	public static function split_fileref($fileref)	{
 		$reg = array();
-		if (preg_match('/(.*\/)(.*)$/',$fileref,$reg)	)	{
+		if (preg_match('/(.*\/)(.*)$/', $fileref, $reg)) {
 			$info['path'] = $reg[1];
 			$info['file'] = $reg[2];
 		} else {
 			$info['path'] = '';
 			$info['file'] = $fileref;
 		}
-		$reg='';
-		if (	preg_match('/(.*)\.([^\.]*$)/',$info['file'],$reg)	)	{
+
+		$reg = '';
+		if (is_file($fileref) && preg_match('/(.*)\.([^\.]*$)/', $info['file'], $reg)) {
 			$info['filebody'] = $reg[1];
 			$info['fileext'] = strtolower($reg[2]);
 			$info['realFileext'] = $reg[2];