Revert "update icewind/streams to 0.5.2"

This reverts commit d5728b3f117ff3b7ab45a4672f4999f7225b875b.

10 files changed, 57 insertions, 135 deletions

diff --git a/apps/files_external/3rdparty/composer.json b/apps/files_external/3rdparty/composer.json
index 2eab8a8f7b4..84f1e192018 100644
--- a/apps/files_external/3rdparty/composer.json
+++ b/apps/files_external/3rdparty/composer.json
@@ -9,7 +9,7 @@
 	},
 	"require": {
 		"icewind/smb": "2.0.0",
-		"icewind/streams": "0.5.2"
+		"icewind/streams": "0.4.1"
 	}
 }
 
diff --git a/apps/files_external/3rdparty/composer.lock b/apps/files_external/3rdparty/composer.lock
index 99ef5f94871..305cc8dc4ba 100644
--- a/apps/files_external/3rdparty/composer.lock
+++ b/apps/files_external/3rdparty/composer.lock
@@ -4,7 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "0bbca3fe2d180fbc5681985bdf6b22e7",
+    "hash": "a8b4080027a432533f6d0597ad527fe7",
+    "content-hash": "8165981792437b03b39c11d28b061eda",
     "packages": [
         {
             "name": "icewind/smb",
@@ -45,20 +46,20 @@
                 }
             ],
             "description": "php wrapper for smbclient and libsmbclient-php",
-            "time": "2016-12-13T13:56:55+00:00"
+            "time": "2016-12-13 13:56:55"
         },
         {
             "name": "icewind/streams",
-            "version": "0.5.2",
+            "version": "0.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/icewind1991/Streams.git",
-                "reference": "6bfd2fdbd99319f5e010d0a684409189a562cb1e"
+                "reference": "d3620e8dc410c86c2ba55579803679c4e0b289ac"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/icewind1991/Streams/zipball/6bfd2fdbd99319f5e010d0a684409189a562cb1e",
-                "reference": "6bfd2fdbd99319f5e010d0a684409189a562cb1e",
+                "url": "https://api.github.com/repos/icewind1991/Streams/zipball/d3620e8dc410c86c2ba55579803679c4e0b289ac",
+                "reference": "d3620e8dc410c86c2ba55579803679c4e0b289ac",
                 "shasum": ""
             },
             "require": {
@@ -86,7 +87,7 @@
                 }
             ],
             "description": "A set of generic stream wrappers",
-            "time": "2016-12-02T14:21:23+00:00"
+            "time": "2016-06-02 14:37:52"
         }
     ],
     "packages-dev": [],
diff --git a/apps/files_external/3rdparty/composer/ClassLoader.php b/apps/files_external/3rdparty/composer/ClassLoader.php
index 4626994fd4d..ac67d302a18 100644
--- a/apps/files_external/3rdparty/composer/ClassLoader.php
+++ b/apps/files_external/3rdparty/composer/ClassLoader.php
@@ -55,7 +55,6 @@ class ClassLoader
     private $classMap = array();
     private $classMapAuthoritative = false;
     private $missingClasses = array();
-    private $apcuPrefix;
 
     public function getPrefixes()
     {
@@ -273,26 +272,6 @@ class ClassLoader
     }
 
     /**
-     * APCu prefix to use to cache found/not-found classes, if the extension is enabled.
-     *
-     * @param string|null $apcuPrefix
-     */
-    public function setApcuPrefix($apcuPrefix)
-    {
-        $this->apcuPrefix = function_exists('apcu_fetch') && ini_get('apc.enabled') ? $apcuPrefix : null;
-    }
-
-    /**
-     * The APCu prefix in use, or null if APCu caching is not enabled.
-     *
-     * @return string|null
-     */
-    public function getApcuPrefix()
-    {
-        return $this->apcuPrefix;
-    }
-
-    /**
      * Registers this instance as an autoloader.
      *
      * @param bool $prepend Whether to prepend the autoloader or not
@@ -334,6 +313,11 @@ class ClassLoader
      */
     public function findFile($class)
     {
+        // work around for PHP 5.3.0 - 5.3.2 https://bugs.php.net/50731
+        if ('\\' == $class[0]) {
+            $class = substr($class, 1);
+        }
+
         // class map lookup
         if (isset($this->classMap[$class])) {
             return $this->classMap[$class];
@@ -341,12 +325,6 @@ class ClassLoader
         if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) {
             return false;
         }
-        if (null !== $this->apcuPrefix) {
-            $file = apcu_fetch($this->apcuPrefix.$class, $hit);
-            if ($hit) {
-                return $file;
-            }
-        }
 
         $file = $this->findFileWithExtension($class, '.php');
 
@@ -355,10 +333,6 @@ class ClassLoader
             $file = $this->findFileWithExtension($class, '.hh');
         }
 
-        if (null !== $this->apcuPrefix) {
-            apcu_add($this->apcuPrefix.$class, $file);
-        }
-
         if (false === $file) {
             // Remember that this class does not exist.
             $this->missingClasses[$class] = true;
diff --git a/apps/files_external/3rdparty/composer/autoload_classmap.php b/apps/files_external/3rdparty/composer/autoload_classmap.php
index e6bba3a9a15..ba5d06f7011 100644
--- a/apps/files_external/3rdparty/composer/autoload_classmap.php
+++ b/apps/files_external/3rdparty/composer/autoload_classmap.php
@@ -7,6 +7,7 @@ $baseDir = $vendorDir;
 
 return array(
     'Icewind\\SMB\\AbstractShare' => $vendorDir . '/icewind/smb/src/AbstractShare.php',
+    'Icewind\\SMB\\Change' => $vendorDir . '/icewind/smb/src/Change.php',
     'Icewind\\SMB\\Connection' => $vendorDir . '/icewind/smb/src/Connection.php',
     'Icewind\\SMB\\ErrorCodes' => $vendorDir . '/icewind/smb/src/ErrorCodes.php',
     'Icewind\\SMB\\Exception\\AccessDeniedException' => $vendorDir . '/icewind/smb/src/Exception/AccessDeniedException.php',
@@ -15,6 +16,7 @@ return array(
     'Icewind\\SMB\\Exception\\ConnectException' => $vendorDir . '/icewind/smb/src/Exception/ConnectException.php',
     'Icewind\\SMB\\Exception\\ConnectionException' => $vendorDir . '/icewind/smb/src/Exception/ConnectionException.php',
     'Icewind\\SMB\\Exception\\ConnectionRefusedException' => $vendorDir . '/icewind/smb/src/Exception/ConnectionRefusedException.php',
+    'Icewind\\SMB\\Exception\\DependencyException' => $vendorDir . '/icewind/smb/src/Exception/DependencyException.php',
     'Icewind\\SMB\\Exception\\Exception' => $vendorDir . '/icewind/smb/src/Exception/Exception.php',
     'Icewind\\SMB\\Exception\\FileInUseException' => $vendorDir . '/icewind/smb/src/Exception/FileInUseException.php',
     'Icewind\\SMB\\Exception\\ForbiddenException' => $vendorDir . '/icewind/smb/src/Exception/ForbiddenException.php',
@@ -31,12 +33,14 @@ return array(
     'Icewind\\SMB\\Exception\\TimedOutException' => $vendorDir . '/icewind/smb/src/Exception/TimedOutException.php',
     'Icewind\\SMB\\FileInfo' => $vendorDir . '/icewind/smb/src/FileInfo.php',
     'Icewind\\SMB\\IFileInfo' => $vendorDir . '/icewind/smb/src/IFileInfo.php',
+    'Icewind\\SMB\\INotifyHandler' => $vendorDir . '/icewind/smb/src/INotifyHandler.php',
     'Icewind\\SMB\\IShare' => $vendorDir . '/icewind/smb/src/IShare.php',
     'Icewind\\SMB\\NativeFileInfo' => $vendorDir . '/icewind/smb/src/NativeFileInfo.php',
     'Icewind\\SMB\\NativeServer' => $vendorDir . '/icewind/smb/src/NativeServer.php',
     'Icewind\\SMB\\NativeShare' => $vendorDir . '/icewind/smb/src/NativeShare.php',
     'Icewind\\SMB\\NativeState' => $vendorDir . '/icewind/smb/src/NativeState.php',
     'Icewind\\SMB\\NativeStream' => $vendorDir . '/icewind/smb/src/NativeStream.php',
+    'Icewind\\SMB\\NotifyHandler' => $vendorDir . '/icewind/smb/src/NotifyHandler.php',
     'Icewind\\SMB\\Parser' => $vendorDir . '/icewind/smb/src/Parser.php',
     'Icewind\\SMB\\RawConnection' => $vendorDir . '/icewind/smb/src/RawConnection.php',
     'Icewind\\SMB\\Server' => $vendorDir . '/icewind/smb/src/Server.php',
@@ -59,23 +63,8 @@ return array(
     'Icewind\\Streams\\IteratorDirectory' => $vendorDir . '/icewind/streams/src/IteratorDirectory.php',
     'Icewind\\Streams\\NullWrapper' => $vendorDir . '/icewind/streams/src/NullWrapper.php',
     'Icewind\\Streams\\Path' => $vendorDir . '/icewind/streams/src/Path.php',
-    'Icewind\\Streams\\PathWrapper' => $vendorDir . '/icewind/streams/src/PathWrapper.php',
     'Icewind\\Streams\\RetryWrapper' => $vendorDir . '/icewind/streams/src/RetryWrapper.php',
     'Icewind\\Streams\\SeekableWrapper' => $vendorDir . '/icewind/streams/src/SeekableWrapper.php',
-    'Icewind\\Streams\\Tests\\CallbackWrapper' => $vendorDir . '/icewind/streams/tests/CallbackWrapper.php',
-    'Icewind\\Streams\\Tests\\DirectoryFilter' => $vendorDir . '/icewind/streams/tests/DirectoryFilter.php',
-    'Icewind\\Streams\\Tests\\DirectoryWrapper' => $vendorDir . '/icewind/streams/tests/DirectoryWrapper.php',
-    'Icewind\\Streams\\Tests\\DirectoryWrapperDummy' => $vendorDir . '/icewind/streams/tests/DirectoryWrapper.php',
-    'Icewind\\Streams\\Tests\\DirectoryWrapperNull' => $vendorDir . '/icewind/streams/tests/DirectoryWrapper.php',
-    'Icewind\\Streams\\Tests\\FailWrapper' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
-    'Icewind\\Streams\\Tests\\IteratorDirectory' => $vendorDir . '/icewind/streams/tests/IteratorDirectory.php',
-    'Icewind\\Streams\\Tests\\NullWrapper' => $vendorDir . '/icewind/streams/tests/NullWrapper.php',
-    'Icewind\\Streams\\Tests\\PartialWrapper' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
-    'Icewind\\Streams\\Tests\\PathWrapper' => $vendorDir . '/icewind/streams/tests/PathWrapper.php',
-    'Icewind\\Streams\\Tests\\RetryWrapper' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
-    'Icewind\\Streams\\Tests\\SeekableWrapper' => $vendorDir . '/icewind/streams/tests/SeekableWrapper.php',
-    'Icewind\\Streams\\Tests\\UrlCallBack' => $vendorDir . '/icewind/streams/tests/UrlCallBack.php',
-    'Icewind\\Streams\\Tests\\Wrapper' => $vendorDir . '/icewind/streams/tests/Wrapper.php',
     'Icewind\\Streams\\Url' => $vendorDir . '/icewind/streams/src/Url.php',
     'Icewind\\Streams\\UrlCallback' => $vendorDir . '/icewind/streams/src/UrlCallBack.php',
     'Icewind\\Streams\\Wrapper' => $vendorDir . '/icewind/streams/src/Wrapper.php',
diff --git a/apps/files_external/3rdparty/composer/autoload_static.php b/apps/files_external/3rdparty/composer/autoload_static.php
index 9fa922caeab..10c09bfc409 100644
--- a/apps/files_external/3rdparty/composer/autoload_static.php
+++ b/apps/files_external/3rdparty/composer/autoload_static.php
@@ -37,6 +37,7 @@ class ComposerStaticInit98fe9b281934250b3a93f69a5ce843b3
 
     public static $classMap = array (
         'Icewind\\SMB\\AbstractShare' => __DIR__ . '/..' . '/icewind/smb/src/AbstractShare.php',
+        'Icewind\\SMB\\Change' => __DIR__ . '/..' . '/icewind/smb/src/Change.php',
         'Icewind\\SMB\\Connection' => __DIR__ . '/..' . '/icewind/smb/src/Connection.php',
         'Icewind\\SMB\\ErrorCodes' => __DIR__ . '/..' . '/icewind/smb/src/ErrorCodes.php',
         'Icewind\\SMB\\Exception\\AccessDeniedException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/AccessDeniedException.php',
@@ -45,6 +46,7 @@ class ComposerStaticInit98fe9b281934250b3a93f69a5ce843b3
         'Icewind\\SMB\\Exception\\ConnectException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/ConnectException.php',
         'Icewind\\SMB\\Exception\\ConnectionException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/ConnectionException.php',
         'Icewind\\SMB\\Exception\\ConnectionRefusedException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/ConnectionRefusedException.php',
+        'Icewind\\SMB\\Exception\\DependencyException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/DependencyException.php',
         'Icewind\\SMB\\Exception\\Exception' => __DIR__ . '/..' . '/icewind/smb/src/Exception/Exception.php',
         'Icewind\\SMB\\Exception\\FileInUseException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/FileInUseException.php',
         'Icewind\\SMB\\Exception\\ForbiddenException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/ForbiddenException.php',
@@ -61,12 +63,14 @@ class ComposerStaticInit98fe9b281934250b3a93f69a5ce843b3
         'Icewind\\SMB\\Exception\\TimedOutException' => __DIR__ . '/..' . '/icewind/smb/src/Exception/TimedOutException.php',
         'Icewind\\SMB\\FileInfo' => __DIR__ . '/..' . '/icewind/smb/src/FileInfo.php',
         'Icewind\\SMB\\IFileInfo' => __DIR__ . '/..' . '/icewind/smb/src/IFileInfo.php',
+        'Icewind\\SMB\\INotifyHandler' => __DIR__ . '/..' . '/icewind/smb/src/INotifyHandler.php',
         'Icewind\\SMB\\IShare' => __DIR__ . '/..' . '/icewind/smb/src/IShare.php',
         'Icewind\\SMB\\NativeFileInfo' => __DIR__ . '/..' . '/icewind/smb/src/NativeFileInfo.php',
         'Icewind\\SMB\\NativeServer' => __DIR__ . '/..' . '/icewind/smb/src/NativeServer.php',
         'Icewind\\SMB\\NativeShare' => __DIR__ . '/..' . '/icewind/smb/src/NativeShare.php',
         'Icewind\\SMB\\NativeState' => __DIR__ . '/..' . '/icewind/smb/src/NativeState.php',
         'Icewind\\SMB\\NativeStream' => __DIR__ . '/..' . '/icewind/smb/src/NativeStream.php',
+        'Icewind\\SMB\\NotifyHandler' => __DIR__ . '/..' . '/icewind/smb/src/NotifyHandler.php',
         'Icewind\\SMB\\Parser' => __DIR__ . '/..' . '/icewind/smb/src/Parser.php',
         'Icewind\\SMB\\RawConnection' => __DIR__ . '/..' . '/icewind/smb/src/RawConnection.php',
         'Icewind\\SMB\\Server' => __DIR__ . '/..' . '/icewind/smb/src/Server.php',
@@ -89,23 +93,8 @@ class ComposerStaticInit98fe9b281934250b3a93f69a5ce843b3
         'Icewind\\Streams\\IteratorDirectory' => __DIR__ . '/..' . '/icewind/streams/src/IteratorDirectory.php',
         'Icewind\\Streams\\NullWrapper' => __DIR__ . '/..' . '/icewind/streams/src/NullWrapper.php',
         'Icewind\\Streams\\Path' => __DIR__ . '/..' . '/icewind/streams/src/Path.php',
-        'Icewind\\Streams\\PathWrapper' => __DIR__ . '/..' . '/icewind/streams/src/PathWrapper.php',
         'Icewind\\Streams\\RetryWrapper' => __DIR__ . '/..' . '/icewind/streams/src/RetryWrapper.php',
         'Icewind\\Streams\\SeekableWrapper' => __DIR__ . '/..' . '/icewind/streams/src/SeekableWrapper.php',
-        'Icewind\\Streams\\Tests\\CallbackWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/CallbackWrapper.php',
-        'Icewind\\Streams\\Tests\\DirectoryFilter' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryFilter.php',
-        'Icewind\\Streams\\Tests\\DirectoryWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryWrapper.php',
-        'Icewind\\Streams\\Tests\\DirectoryWrapperDummy' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryWrapper.php',
-        'Icewind\\Streams\\Tests\\DirectoryWrapperNull' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryWrapper.php',
-        'Icewind\\Streams\\Tests\\FailWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
-        'Icewind\\Streams\\Tests\\IteratorDirectory' => __DIR__ . '/..' . '/icewind/streams/tests/IteratorDirectory.php',
-        'Icewind\\Streams\\Tests\\NullWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/NullWrapper.php',
-        'Icewind\\Streams\\Tests\\PartialWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
-        'Icewind\\Streams\\Tests\\PathWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/PathWrapper.php',
-        'Icewind\\Streams\\Tests\\RetryWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
-        'Icewind\\Streams\\Tests\\SeekableWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/SeekableWrapper.php',
-        'Icewind\\Streams\\Tests\\UrlCallBack' => __DIR__ . '/..' . '/icewind/streams/tests/UrlCallBack.php',
-        'Icewind\\Streams\\Tests\\Wrapper' => __DIR__ . '/..' . '/icewind/streams/tests/Wrapper.php',
         'Icewind\\Streams\\Url' => __DIR__ . '/..' . '/icewind/streams/src/Url.php',
         'Icewind\\Streams\\UrlCallback' => __DIR__ . '/..' . '/icewind/streams/src/UrlCallBack.php',
         'Icewind\\Streams\\Wrapper' => __DIR__ . '/..' . '/icewind/streams/src/Wrapper.php',
diff --git a/apps/files_external/3rdparty/composer/installed.json b/apps/files_external/3rdparty/composer/installed.json
index 8e065858d02..bc71c6d0458 100644
--- a/apps/files_external/3rdparty/composer/installed.json
+++ b/apps/files_external/3rdparty/composer/installed.json
@@ -1,33 +1,33 @@
 [
     {
-        "name": "icewind/smb",
-        "version": "v2.0.0",
-        "version_normalized": "2.0.0.0",
+        "name": "icewind/streams",
+        "version": "0.4.1",
+        "version_normalized": "0.4.1.0",
         "source": {
             "type": "git",
-            "url": "https://github.com/icewind1991/SMB.git",
-            "reference": "95a5ecbaf92617f9800ad7d6070ef31d8ff28c3a"
+            "url": "https://github.com/icewind1991/Streams.git",
+            "reference": "d3620e8dc410c86c2ba55579803679c4e0b289ac"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/icewind1991/SMB/zipball/95a5ecbaf92617f9800ad7d6070ef31d8ff28c3a",
-            "reference": "95a5ecbaf92617f9800ad7d6070ef31d8ff28c3a",
+            "url": "https://api.github.com/repos/icewind1991/Streams/zipball/d3620e8dc410c86c2ba55579803679c4e0b289ac",
+            "reference": "d3620e8dc410c86c2ba55579803679c4e0b289ac",
             "shasum": ""
         },
         "require": {
-            "icewind/streams": ">=0.2.0",
-            "php": ">=5.4"
+            "php": ">=5.3"
         },
         "require-dev": {
-            "phpunit/phpunit": "^4.8"
+            "phpunit/phpunit": "^4.8",
+            "satooshi/php-coveralls": "v1.0.0"
         },
-        "time": "2016-12-13T13:56:55+00:00",
+        "time": "2016-06-02 14:37:52",
         "type": "library",
-        "installation-source": "source",
+        "installation-source": "dist",
         "autoload": {
             "psr-4": {
-                "Icewind\\SMB\\": "src/",
-                "Icewind\\SMB\\Test\\": "tests/"
+                "Icewind\\Streams\\Tests\\": "tests/",
+                "Icewind\\Streams\\": "src/"
             }
         },
         "notification-url": "https://packagist.org/downloads/",
@@ -40,37 +40,37 @@
                 "email": "icewind@owncloud.com"
             }
         ],
-        "description": "php wrapper for smbclient and libsmbclient-php"
+        "description": "A set of generic stream wrappers"
     },
     {
-        "name": "icewind/streams",
-        "version": "0.5.2",
-        "version_normalized": "0.5.2.0",
+        "name": "icewind/smb",
+        "version": "v2.0.0",
+        "version_normalized": "2.0.0.0",
         "source": {
             "type": "git",
-            "url": "https://github.com/icewind1991/Streams.git",
-            "reference": "6bfd2fdbd99319f5e010d0a684409189a562cb1e"
+            "url": "https://github.com/icewind1991/SMB.git",
+            "reference": "95a5ecbaf92617f9800ad7d6070ef31d8ff28c3a"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/icewind1991/Streams/zipball/6bfd2fdbd99319f5e010d0a684409189a562cb1e",
-            "reference": "6bfd2fdbd99319f5e010d0a684409189a562cb1e",
+            "url": "https://api.github.com/repos/icewind1991/SMB/zipball/95a5ecbaf92617f9800ad7d6070ef31d8ff28c3a",
+            "reference": "95a5ecbaf92617f9800ad7d6070ef31d8ff28c3a",
             "shasum": ""
         },
         "require": {
-            "php": ">=5.3"
+            "icewind/streams": ">=0.2.0",
+            "php": ">=5.4"
         },
         "require-dev": {
-            "phpunit/phpunit": "^4.8",
-            "satooshi/php-coveralls": "v1.0.0"
+            "phpunit/phpunit": "^4.8"
         },
-        "time": "2016-12-02T14:21:23+00:00",
+        "time": "2016-12-13 13:56:55",
         "type": "library",
-        "installation-source": "dist",
+        "installation-source": "source",
         "autoload": {
             "psr-4": {
-                "Icewind\\Streams\\Tests\\": "tests/",
-                "Icewind\\Streams\\": "src/"
+                "Icewind\\SMB\\": "src/",
+                "Icewind\\SMB\\Test\\": "tests/"
             }
         },
         "notification-url": "https://packagist.org/downloads/",
@@ -83,6 +83,6 @@
                 "email": "icewind@owncloud.com"
             }
         ],
-        "description": "A set of generic stream wrappers"
+        "description": "php wrapper for smbclient and libsmbclient-php"
     }
 ]
diff --git a/apps/files_external/3rdparty/icewind/streams/src/CallbackWrapper.php b/apps/files_external/3rdparty/icewind/streams/src/CallbackWrapper.php
index 4eef55681c7..c5847b95fdb 100644
--- a/apps/files_external/3rdparty/icewind/streams/src/CallbackWrapper.php
+++ b/apps/files_external/3rdparty/icewind/streams/src/CallbackWrapper.php
@@ -107,8 +107,6 @@ class CallbackWrapper extends Wrapper {
 		$result = parent::stream_close();
 		if (is_callable($this->closeCallback)) {
 			call_user_func($this->closeCallback);
-			// prevent further calls by potential PHP 7 GC ghosts
-			$this->closeCallback = null;
 		}
 		return $result;
 	}
diff --git a/apps/files_external/3rdparty/icewind/streams/src/Path.php b/apps/files_external/3rdparty/icewind/streams/src/Path.php
index bef9fd5f616..46d2156b69a 100644
--- a/apps/files_external/3rdparty/icewind/streams/src/Path.php
+++ b/apps/files_external/3rdparty/icewind/streams/src/Path.php
@@ -56,7 +56,7 @@ class Path {
 
 	protected function register() {
 		if (!$this->registered) {
-			$this->appendDefaultContent($this->contextOptions);
+			$this->appendDefaultContent($this->getProtocol(), $this->contextOptions);
 			stream_wrapper_register($this->getProtocol(), $this->class);
 			$this->registered = true;
 		}
@@ -71,17 +71,13 @@ class Path {
 	/**
 	 * Add values to the default stream context
 	 *
+	 * @param string $key
 	 * @param array $values
 	 */
-	protected function appendDefaultContent($values) {
-		if (!is_array(current($values))) {
-			$values = array($this->getProtocol() => $values);
-		}
+	protected function appendDefaultContent($key, $values) {
 		$context = stream_context_get_default();
 		$defaults = stream_context_get_options($context);
-		foreach ($values as $key => $value) {
-			$defaults[$key] = $value;
-		}
+		$defaults[$key] = $values;
 		stream_context_set_default($defaults);
 	}
 
diff --git a/apps/files_external/3rdparty/icewind/streams/src/PathWrapper.php b/apps/files_external/3rdparty/icewind/streams/src/PathWrapper.php
deleted file mode 100644
index 88af7e17b33..00000000000
--- a/apps/files_external/3rdparty/icewind/streams/src/PathWrapper.php
+++ /dev/null
@@ -1,25 +0,0 @@
-<?php
-/**
- * Copyright (c) 2016 Robin Appelman <icewind@owncloud.com>
- * This file is licensed under the Licensed under the MIT license:
- * http://opensource.org/licenses/MIT
- */
-
-namespace Icewind\Streams;
-
-/**
- * A string-like object that maps to an existing stream when opened
- */
-class PathWrapper extends NullWrapper {
-	/**
-	 * @param resource $source
-	 * @return Path|string
-	 */
-	public static function getPath($source) {
-		return new Path(__CLASS__, [
-			'null' => [
-				'source' => $source
-			]
-		]);
-	}
-}
diff --git a/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php b/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php
index 8e52eff9a08..53de2942ca9 100644
--- a/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php
+++ b/apps/files_external/3rdparty/icewind/streams/src/Wrapper.php
@@ -53,7 +53,7 @@ abstract class Wrapper implements File, Directory {
 		if (isset($context[$name])) {
 			$context = $context[$name];
 		} else {
-			throw new \BadMethodCallException('Invalid context, "' . $name . '" options not set');
+			throw new \BadMethodCallException('Invalid context, "callable" options not set');
 		}
 		if (isset($context['source']) and is_resource($context['source'])) {
 			$this->setSourceStream($context['source']);