use strict equals in readdir loops to prevent issues with '0' files

3 files changed, 5 insertions, 5 deletions

diff --git a/lib/files/cache/scanner.php b/lib/files/cache/scanner.php
index 597eabecf54..87fa7c1365a 100644
--- a/lib/files/cache/scanner.php
+++ b/lib/files/cache/scanner.php
@@ -159,7 +159,7 @@ class Scanner extends BasicEmitter {
 		$newChildren = array();
 		if ($this->storage->is_dir($path) && ($dh = $this->storage->opendir($path))) {
 			\OC_DB::beginTransaction();
-			while ($file = readdir($dh)) {
+			while (($file = readdir($dh)) !== false) {
 				$child = ($path) ? $path . '/' . $file : $file;
 				if (!Filesystem::isIgnoredDir($file)) {
 					$newChildren[] = $file;
diff --git a/lib/files/storage/common.php b/lib/files/storage/common.php
index 3da13ac4df0..1a273240eeb 100644
--- a/lib/files/storage/common.php
+++ b/lib/files/storage/common.php
@@ -142,7 +142,7 @@ abstract class Common implements \OC\Files\Storage\Storage {
 			return false;
 		} else {
 			$directoryHandle = $this->opendir($directory);
-			while ($contents = readdir($directoryHandle)) {
+			while (($contents = readdir($directoryHandle)) !== false) {
 				if (!\OC\Files\Filesystem::isIgnoredDir($contents)) {
 					$path = $directory . '/' . $contents;
 					if ($this->is_dir($path)) {
@@ -225,7 +225,7 @@ abstract class Common implements \OC\Files\Storage\Storage {
 
 	private function addLocalFolder($path, $target) {
 		if ($dh = $this->opendir($path)) {
-			while ($file = readdir($dh)) {
+			while (($file = readdir($dh)) !== false) {
 				if ($file !== '.' and $file !== '..') {
 					if ($this->is_dir($path . '/' . $file)) {
 						mkdir($target . '/' . $file);
@@ -243,7 +243,7 @@ abstract class Common implements \OC\Files\Storage\Storage {
 		$files = array();
 		$dh = $this->opendir($dir);
 		if ($dh) {
-			while ($item = readdir($dh)) {
+			while (($item = readdir($dh)) !== false) {
 				if ($item == '.' || $item == '..') continue;
 				if (strstr(strtolower($item), strtolower($query)) !== false) {
 					$files[] = $dir . '/' . $item;
diff --git a/lib/files/view.php b/lib/files/view.php
index c9727fe4984..bb737f19ef8 100644
--- a/lib/files/view.php
+++ b/lib/files/view.php
@@ -499,7 +499,7 @@ class View {
 				} else {
 					if ($this->is_dir($path1) && ($dh = $this->opendir($path1))) {
 						$result = $this->mkdir($path2);
-						while ($file = readdir($dh)) {
+						while (($file = readdir($dh)) !== false) {
 							if (!Filesystem::isIgnoredDir($file)) {
 								$result = $this->copy($path1 . '/' . $file, $path2 . '/' . $file);
 							}