upgrade to sabre32

22 files changed, 763 insertions, 797 deletions

diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
index 4ecd42717..7d7a54d06 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
@@ -14,6 +14,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
 
         $acl = new Plugin();
         $server = new DAV\Server();
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpAcl($server->httpRequest, $server->httpResponse);
@@ -21,15 +22,14 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     }
 
     /**
-
-    /**
+     /**
      * @expectedException Sabre\DAV\Exception\MethodNotAllowed
      */
     function testNotSupportedByNode() {
 
-        $tree = array(
+        $tree = [
             new DAV\SimpleCollection('test'),
-        );
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
         $server->httpRequest = new HTTP\Request();
@@ -37,6 +37,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
 <d:acl xmlns:d="DAV:">
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -45,9 +46,9 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
 
     function testSuccessSimple() {
 
-        $tree = array(
-            new MockACLNode('test',array()),
-        );
+        $tree = [
+            new MockACLNode('test', []),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
         $server->httpRequest = new HTTP\Request();
@@ -57,6 +58,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
 <d:acl xmlns:d="DAV:">
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $this->assertFalse($acl->httpACL($server->httpRequest, $server->httpResponse));
@@ -68,12 +70,12 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testUnrecognizedPrincipal() {
 
-        $tree = array(
-            new MockACLNode('test',array()),
-        );
+        $tree = [
+            new MockACLNode('test', []),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -82,6 +84,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -93,15 +96,15 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testUnrecognizedPrincipal2() {
 
-        $tree = array(
-            new MockACLNode('test',array()),
-            new DAV\SimpleCollection('principals',array(
+        $tree = [
+            new MockACLNode('test', []),
+            new DAV\SimpleCollection('principals', [
                 new DAV\SimpleCollection('notaprincipal'),
-            )),
-        );
+            ]),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -110,6 +113,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -121,12 +125,12 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testUnknownPrivilege() {
 
-        $tree = array(
-            new MockACLNode('test',array()),
-        );
+        $tree = [
+            new MockACLNode('test', []),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -135,6 +139,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -146,20 +151,24 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testAbstractPrivilege() {
 
-        $tree = array(
-            new MockACLNode('test',array()),
-        );
+        $tree = [
+            new MockACLNode('test', []),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->on('getSupportedPrivilegeSet', function($node, &$supportedPrivilegeSet) {
+            $supportedPrivilegeSet['{DAV:}foo'] = ['abstract' => true];
+        });
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
-        <d:grant><d:privilege><d:all /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/notfound</d:href></d:principal>
+        <d:grant><d:privilege><d:foo /></d:privilege></d:grant>
+        <d:principal><d:href>/principals/foo/</d:href></d:principal>
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -171,20 +180,20 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testUpdateProtectedPrivilege() {
 
-        $oldACL = array(
-            array(
+        $oldACL = [
+            [
                 'principal' => 'principals/notfound',
                 'privilege' => '{DAV:}write',
                 'protected' => true,
-            ),
-        );
+            ],
+        ];
 
-        $tree = array(
-            new MockACLNode('test',$oldACL),
-        );
+        $tree = [
+            new MockACLNode('test', $oldACL),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -193,6 +202,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -204,20 +214,20 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testUpdateProtectedPrivilege2() {
 
-        $oldACL = array(
-            array(
+        $oldACL = [
+            [
                 'principal' => 'principals/notfound',
                 'privilege' => '{DAV:}write',
                 'protected' => true,
-            ),
-        );
+            ],
+        ];
 
-        $tree = array(
-            new MockACLNode('test',$oldACL),
-        );
+        $tree = [
+            new MockACLNode('test', $oldACL),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -226,6 +236,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -237,20 +248,20 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
      */
     function testUpdateProtectedPrivilege3() {
 
-        $oldACL = array(
-            array(
+        $oldACL = [
+            [
                 'principal' => 'principals/notfound',
                 'privilege' => '{DAV:}write',
                 'protected' => true,
-            ),
-        );
+            ],
+        ];
 
-        $tree = array(
-            new MockACLNode('test',$oldACL),
-        );
+        $tree = [
+            new MockACLNode('test', $oldACL),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -259,6 +270,7 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
         $acl->httpACL($server->httpRequest, $server->httpResponse);
@@ -267,28 +279,28 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
 
     function testSuccessComplex() {
 
-        $oldACL = array(
-            array(
+        $oldACL = [
+            [
                 'principal' => 'principals/foo',
                 'privilege' => '{DAV:}write',
                 'protected' => true,
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/bar',
                 'privilege' => '{DAV:}read',
-            ),
-        );
-
-        $tree = array(
-            $node = new MockACLNode('test',$oldACL),
-            new DAV\SimpleCollection('principals', array(
-                new MockPrincipal('foo','principals/foo'),
-                new MockPrincipal('baz','principals/baz'),
-            )),
-        );
+            ],
+        ];
+
+        $tree = [
+            $node = new MockACLNode('test', $oldACL),
+            new DAV\SimpleCollection('principals', [
+                new MockPrincipal('foo', 'principals/foo'),
+                new MockPrincipal('baz', 'principals/baz'),
+            ]),
+        ];
         $acl = new Plugin();
         $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL','/test');
+        $server->httpRequest = new HTTP\Request('ACL', '/test');
         $body = '<?xml version="1.0"?>
 <d:acl xmlns:d="DAV:">
     <d:ace>
@@ -302,23 +314,24 @@ class ACLMethodTest extends \PHPUnit_Framework_TestCase {
     </d:ace>
 </d:acl>';
         $server->httpRequest->setBody($body);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin($acl);
 
 
         $this->assertFalse($acl->httpAcl($server->httpRequest, $server->httpResponse));
 
-        $this->assertEquals(array(
-            array(
+        $this->assertEquals([
+            [
                 'principal' => 'principals/foo',
                 'privilege' => '{DAV:}write',
                 'protected' => true,
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/baz',
                 'privilege' => '{DAV:}write',
                 'protected' => false,
-            ),
-        ), $node->getACL());
+            ],
+        ], $node->getACL());
 
     }
 }
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php
index 14a80003a..f16693625 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php
@@ -3,7 +3,6 @@
 namespace Sabre\DAVACL;
 
 use Sabre\DAV;
-use Sabre\HTTP;
 
 class AllowAccessTest extends \PHPUnit_Framework_TestCase {
 
@@ -14,13 +13,24 @@ class AllowAccessTest extends \PHPUnit_Framework_TestCase {
 
     function setUp() {
 
-        $nodes = array(
-            new DAV\SimpleCollection('testdir'),
-        );
+        $nodes = [
+            new DAV\Mock\Collection('testdir', [
+                'file1.txt' => 'contents',
+            ]),
+        ];
 
         $this->server = new DAV\Server($nodes);
+        $this->server->addPlugin(
+            new DAV\Auth\Plugin(
+                new DAV\Auth\Backend\Mock()
+            )
+        );
+        // Login
+        $this->server->getPlugin('auth')->beforeMethod(
+            new \Sabre\HTTP\Request(),
+            new \Sabre\HTTP\Response()
+        );
         $aclPlugin = new Plugin();
-        $aclPlugin->allowAccessToNodesWithoutACL = true;
         $this->server->addPlugin($aclPlugin);
 
     }
@@ -64,16 +74,7 @@ class AllowAccessTest extends \PHPUnit_Framework_TestCase {
     function testPUT() {
 
         $this->server->httpRequest->setMethod('PUT');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod', [$this->server->httpRequest, $this->server->httpResponse]));
-
-    }
-
-    function testACL() {
-
-        $this->server->httpRequest->setMethod('ACL');
-        $this->server->httpRequest->setUrl('/testdir');
+        $this->server->httpRequest->setUrl('/testdir/file1.txt');
 
         $this->assertTrue($this->server->emit('beforeMethod', [$this->server->httpRequest, $this->server->httpResponse]));
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
index be3e9dae9..ceae9aed0 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
@@ -3,7 +3,6 @@
 namespace Sabre\DAVACL;
 
 use Sabre\DAV;
-use Sabre\HTTP;
 
 class BlockAccessTest extends \PHPUnit_Framework_TestCase {
 
@@ -21,7 +20,17 @@ class BlockAccessTest extends \PHPUnit_Framework_TestCase {
 
         $this->server = new DAV\Server($nodes);
         $this->plugin = new Plugin();
-        $this->plugin->allowAccessToNodesWithoutACL = false;
+        $this->plugin->setDefaultAcl([]);
+        $this->server->addPlugin(
+            new DAV\Auth\Plugin(
+                new DAV\Auth\Backend\Mock()
+            )
+        );
+        // Login
+        $this->server->getPlugin('auth')->beforeMethod(
+            new \Sabre\HTTP\Request(),
+            new \Sabre\HTTP\Response()
+        );
         $this->server->addPlugin($this->plugin);
 
     }
@@ -178,10 +187,10 @@ class BlockAccessTest extends \PHPUnit_Framework_TestCase {
             200 => [],
             404 => [],
             403 => [
-                '{DAV:}displayname' => null,
+                '{DAV:}displayname'      => null,
                 '{DAV:}getcontentlength' => null,
-                '{DAV:}bar' => null,
-                '{DAV:}owner' => null,
+                '{DAV:}bar'              => null,
+                '{DAV:}owner'            => null,
             ],
         ];
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
index fc48af67f..1cdf2949f 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
@@ -11,24 +11,24 @@ class AceConflictTest extends \PHPUnit_Framework_TestCase {
         $ex = new AceConflict('message');
 
         $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0','utf-8');
-        $root = $dom->createElementNS('DAV:','d:root');
+        $dom = new \DOMDocument('1.0', 'utf-8');
+        $root = $dom->createElementNS('DAV:', 'd:root');
         $dom->appendChild($root);
 
         $ex->serialize($server, $root);
 
-        $xpaths = array(
-            '/d:root' => 1,
+        $xpaths = [
+            '/d:root'                   => 1,
             '/d:root/d:no-ace-conflict' => 1,
-        );
+        ];
 
         // Reloading because PHP DOM sucks
         $dom2 = new \DOMDocument('1.0', 'utf-8');
         $dom2->loadXML($dom->saveXML());
 
         $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d','DAV:');
-        foreach($xpaths as $xpath=>$count) {
+        $dxpath->registerNamespace('d', 'DAV:');
+        foreach ($xpaths as $xpath => $count) {
 
             $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count);
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php
index 7e66adab6..b13e7722d 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php
@@ -4,41 +4,41 @@ namespace Sabre\DAVACL\Exception;
 
 use Sabre\DAV;
 
-class NeedPrivilegesTest extends \PHPUnit_Framework_TestCase {
+class NeedPrivilegesExceptionTest extends \PHPUnit_Framework_TestCase {
 
     function testSerialize() {
 
         $uri = 'foo';
-        $privileges = array(
+        $privileges = [
             '{DAV:}read',
             '{DAV:}write',
-        );
+        ];
         $ex = new NeedPrivileges($uri, $privileges);
 
         $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0','utf-8');
-        $root = $dom->createElementNS('DAV:','d:root');
+        $dom = new \DOMDocument('1.0', 'utf-8');
+        $root = $dom->createElementNS('DAV:', 'd:root');
         $dom->appendChild($root);
 
         $ex->serialize($server, $root);
 
-        $xpaths = array(
-            '/d:root' => 1,
-            '/d:root/d:need-privileges' => 1,
-            '/d:root/d:need-privileges/d:resource' => 2,
-            '/d:root/d:need-privileges/d:resource/d:href' => 2,
-            '/d:root/d:need-privileges/d:resource/d:privilege' => 2,
-            '/d:root/d:need-privileges/d:resource/d:privilege/d:read' => 1,
+        $xpaths = [
+            '/d:root'                                                  => 1,
+            '/d:root/d:need-privileges'                                => 1,
+            '/d:root/d:need-privileges/d:resource'                     => 2,
+            '/d:root/d:need-privileges/d:resource/d:href'              => 2,
+            '/d:root/d:need-privileges/d:resource/d:privilege'         => 2,
+            '/d:root/d:need-privileges/d:resource/d:privilege/d:read'  => 1,
             '/d:root/d:need-privileges/d:resource/d:privilege/d:write' => 1,
-        );
+        ];
 
         // Reloading because PHP DOM sucks
         $dom2 = new \DOMDocument('1.0', 'utf-8');
         $dom2->loadXML($dom->saveXML());
 
         $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d','DAV:');
-        foreach($xpaths as $xpath=>$count) {
+        $dxpath->registerNamespace('d', 'DAV:');
+        foreach ($xpaths as $xpath => $count) {
 
             $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count);
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php
index 2406c1c38..f52b17371 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php
@@ -11,24 +11,24 @@ class NoAbstractTest extends \PHPUnit_Framework_TestCase {
         $ex = new NoAbstract('message');
 
         $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0','utf-8');
-        $root = $dom->createElementNS('DAV:','d:root');
+        $dom = new \DOMDocument('1.0', 'utf-8');
+        $root = $dom->createElementNS('DAV:', 'd:root');
         $dom->appendChild($root);
 
         $ex->serialize($server, $root);
 
-        $xpaths = array(
-            '/d:root' => 1,
+        $xpaths = [
+            '/d:root'               => 1,
             '/d:root/d:no-abstract' => 1,
-        );
+        ];
 
         // Reloading because PHP DOM sucks
         $dom2 = new \DOMDocument('1.0', 'utf-8');
         $dom2->loadXML($dom->saveXML());
 
         $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d','DAV:');
-        foreach($xpaths as $xpath=>$count) {
+        $dxpath->registerNamespace('d', 'DAV:');
+        foreach ($xpaths as $xpath => $count) {
 
             $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count);
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php
index 6077b0ba5..df89aaf84 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php
@@ -11,24 +11,24 @@ class NotRecognizedPrincipalTest extends \PHPUnit_Framework_TestCase {
         $ex = new NotRecognizedPrincipal('message');
 
         $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0','utf-8');
-        $root = $dom->createElementNS('DAV:','d:root');
+        $dom = new \DOMDocument('1.0', 'utf-8');
+        $root = $dom->createElementNS('DAV:', 'd:root');
         $dom->appendChild($root);
 
         $ex->serialize($server, $root);
 
-        $xpaths = array(
-            '/d:root' => 1,
+        $xpaths = [
+            '/d:root'                        => 1,
             '/d:root/d:recognized-principal' => 1,
-        );
+        ];
 
         // Reloading because PHP DOM sucks
         $dom2 = new \DOMDocument('1.0', 'utf-8');
         $dom2->loadXML($dom->saveXML());
 
         $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d','DAV:');
-        foreach($xpaths as $xpath=>$count) {
+        $dxpath->registerNamespace('d', 'DAV:');
+        foreach ($xpaths as $xpath => $count) {
 
             $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count);
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php
index 8e7b3685d..50623952b 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php
@@ -11,24 +11,24 @@ class NotSupportedPrivilegeTest extends \PHPUnit_Framework_TestCase {
         $ex = new NotSupportedPrivilege('message');
 
         $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0','utf-8');
-        $root = $dom->createElementNS('DAV:','d:root');
+        $dom = new \DOMDocument('1.0', 'utf-8');
+        $root = $dom->createElementNS('DAV:', 'd:root');
         $dom->appendChild($root);
 
         $ex->serialize($server, $root);
 
-        $xpaths = array(
-            '/d:root' => 1,
+        $xpaths = [
+            '/d:root'                           => 1,
             '/d:root/d:not-supported-privilege' => 1,
-        );
+        ];
 
         // Reloading because PHP DOM sucks
         $dom2 = new \DOMDocument('1.0', 'utf-8');
         $dom2->loadXML($dom->saveXML());
 
         $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d','DAV:');
-        foreach($xpaths as $xpath=>$count) {
+        $dxpath->registerNamespace('d', 'DAV:');
+        foreach ($xpaths as $xpath => $count) {
 
             $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count);
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php
index 5e99f2e73..0612b5474 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php
@@ -11,31 +11,31 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
 
     function getServer() {
 
-        $tree = array(
-            new DAV\Mock\PropertiesCollection('node1', [], array(
+        $tree = [
+            new DAV\Mock\PropertiesCollection('node1', [], [
                 '{http://sabredav.org/ns}simple' => 'foo',
                 '{http://sabredav.org/ns}href'   => new DAV\Xml\Property\Href('node2'),
-                '{DAV:}displayname'     => 'Node 1',
-            )),
-            new DAV\Mock\PropertiesCollection('node2', [], array(
+                '{DAV:}displayname'              => 'Node 1',
+            ]),
+            new DAV\Mock\PropertiesCollection('node2', [], [
+                '{http://sabredav.org/ns}simple'   => 'simple',
+                '{http://sabredav.org/ns}hreflist' => new DAV\Xml\Property\Href(['node1', 'node3']),
+                '{DAV:}displayname'                => 'Node 2',
+            ]),
+            new DAV\Mock\PropertiesCollection('node3', [], [
                 '{http://sabredav.org/ns}simple' => 'simple',
-                '{http://sabredav.org/ns}hreflist' => new DAV\Xml\Property\Href(['node1','node3']),
-                '{DAV:}displayname'     => 'Node 2',
-            )),
-            new DAV\Mock\PropertiesCollection('node3', [], array(
-                '{http://sabredav.org/ns}simple' => 'simple',
-                '{DAV:}displayname'     => 'Node 3',
-            )),
-        );
+                '{DAV:}displayname'              => 'Node 3',
+            ]),
+        ];
 
         $fakeServer = new DAV\Server($tree);
         $fakeServer->sapi = new HTTP\SapiMock();
         $fakeServer->debugExceptions = true;
         $fakeServer->httpResponse = new HTTP\ResponseMock();
         $plugin = new Plugin();
-        $plugin->allowAccessToNodesWithoutACL = true;
-
+        $plugin->allowUnauthenticatedAccess = false;
         $this->assertTrue($plugin instanceof Plugin);
+
         $fakeServer->addPlugin($plugin);
         $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
 
@@ -53,11 +53,11 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
   <d:property name="href" namespace="http://sabredav.org/ns" />
 </d:expand-property>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/node1',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -67,38 +67,38 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
 
         $server->exec();
 
-        $this->assertEquals(207, $server->httpResponse->status,'Incorrect status code received. Full body: ' . $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals(207, $server->httpResponse->status, 'Incorrect status code received. Full body: ' . $server->httpResponse->body);
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 2,
+            '/d:multistatus/d:response'                                 => 1,
+            '/d:multistatus/d:response/d:href'                          => 1,
+            '/d:multistatus/d:response/d:propstat'                      => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop'               => 2,
             '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:simple' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href' => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:simple'      => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:href'        => 1,
             '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:href' => 1,
-        );
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        $xml->registerXPathNamespace('s','http://sabredav.org/ns');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response: ' . $server->httpResponse->body);
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response: ' . $server->httpResponse->body);
 
         }
 
@@ -116,11 +116,11 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
   </d:property>
 </d:expand-property>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/node1',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -131,39 +131,39 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status, 'Incorrect response status received. Full response body: ' . $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop' => 1,
+            '/d:multistatus/d:response'                                                                     => 1,
+            '/d:multistatus/d:response/d:href'                                                              => 1,
+            '/d:multistatus/d:response/d:propstat'                                                          => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop'                                                   => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:href'                                            => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response'                                 => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:href'                          => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat'                      => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop'               => 1,
             '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop/d:displayname' => 1,
-        );
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        $xml->registerXPathNamespace('s','http://sabredav.org/ns');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . ' Full response body: ' . $server->httpResponse->getBodyAsString());
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . ' Full response body: ' . $server->httpResponse->getBodyAsString());
 
         }
 
@@ -181,11 +181,11 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
   </d:property>
 </d:expand-property>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/node2',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -196,39 +196,39 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop' => 2,
+            '/d:multistatus/d:response'                                                                         => 1,
+            '/d:multistatus/d:response/d:href'                                                                  => 1,
+            '/d:multistatus/d:response/d:propstat'                                                              => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop'                                                       => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist'                                            => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response'                                 => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:href'                          => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat'                      => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop'               => 2,
             '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/d:displayname' => 2,
-        );
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        $xml->registerXPathNamespace('s','http://sabredav.org/ns');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result));
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result));
 
         }
 
@@ -249,11 +249,11 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
   </d:property>
 </d:expand-property>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/node2',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -264,45 +264,45 @@ class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat' => 3,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop' => 3,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/d:displayname' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop' => 1,
+            '/d:multistatus/d:response'                                                                                                             => 1,
+            '/d:multistatus/d:response/d:href'                                                                                                      => 1,
+            '/d:multistatus/d:response/d:propstat'                                                                                                  => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop'                                                                                           => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist'                                                                                => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response'                                                                     => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:href'                                                              => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat'                                                          => 3,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop'                                                   => 3,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/d:displayname'                                     => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href'                                            => 2,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response'                                 => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:href'                          => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat'                      => 1,
+            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop'               => 1,
             '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop/d:displayname' => 1,
-        );
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        $xml->registerXPathNamespace('s','http://sabredav.org/ns');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result));
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result));
 
         }
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php b/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
index 7b3e8fc12..2d9744e29 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
@@ -3,14 +3,13 @@
 namespace Sabre\DAVACL;
 
 use Sabre\DAV;
-use Sabre\HTTP;
 
 class MockACLNode extends DAV\Node implements IACL {
 
     public $name;
     public $acl;
 
-    function __construct($name, array $acl = array()) {
+    function __construct($name, array $acl = []) {
 
         $this->name = $name;
         $this->acl = $acl;
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php b/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
index dd8542b8d..934906802 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
@@ -3,16 +3,15 @@
 namespace Sabre\DAVACL;
 
 use Sabre\DAV;
-use Sabre\HTTP;
 
 class MockPrincipal extends DAV\Node implements IPrincipal {
 
     public $name;
     public $principalUrl;
-    public $groupMembership = array();
-    public $groupMemberSet = array();
+    public $groupMembership = [];
+    public $groupMemberSet = [];
 
-    function __construct($name,$principalUrl,array $groupMembership = array(), array $groupMemberSet = array()) {
+    function __construct($name, $principalUrl, array $groupMembership = [], array $groupMemberSet = []) {
 
         $this->name = $name;
         $this->principalUrl = $principalUrl;
@@ -35,7 +34,7 @@ class MockPrincipal extends DAV\Node implements IPrincipal {
 
     function getAlternateUriSet() {
 
-        return array();
+        return [];
 
     }
 
@@ -63,4 +62,3 @@ class MockPrincipal extends DAV\Node implements IPrincipal {
 
     }
 }
-
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php
index fb7516a78..8552448f5 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php
@@ -5,7 +5,6 @@ namespace Sabre\DAVACL;
 use Sabre\DAV;
 use Sabre\HTTP;
 
-
 require_once 'Sabre/DAVACL/MockACLNode.php';
 require_once 'Sabre/HTTP/ResponseMock.php';
 
@@ -17,10 +16,10 @@ class PluginAdminTest extends \PHPUnit_Framework_TestCase {
 
         $principalBackend = new PrincipalBackend\Mock();
 
-        $tree = array(
-            new MockACLNode('adminonly', array()),
+        $tree = [
+            new MockACLNode('adminonly', []),
             new PrincipalCollection($principalBackend),
-        );
+        ];
 
         $this->server = new DAV\Server($tree);
         $this->server->sapi = new HTTP\SapiMock();
@@ -33,11 +32,11 @@ class PluginAdminTest extends \PHPUnit_Framework_TestCase {
         $plugin = new Plugin();
         $this->server->addPlugin($plugin);
 
-        $request = HTTP\Sapi::createFromServerArray(array(
+        $request = HTTP\Sapi::createFromServerArray([
             'REQUEST_METHOD' => 'OPTIONS',
-            'HTTP_DEPTH' => 1,
-            'REQUEST_URI' => '/adminonly',
-        ));
+            'HTTP_DEPTH'     => 1,
+            'REQUEST_URI'    => '/adminonly',
+        ]);
 
         $response = new HTTP\ResponseMock();
 
@@ -56,16 +55,16 @@ class PluginAdminTest extends \PHPUnit_Framework_TestCase {
     function testAdminAccess() {
 
         $plugin = new Plugin();
-        $plugin->adminPrincipals = array(
+        $plugin->adminPrincipals = [
             'principals/admin',
-        );
+        ];
         $this->server->addPlugin($plugin);
 
-        $request = HTTP\Sapi::createFromServerArray(array(
+        $request = HTTP\Sapi::createFromServerArray([
             'REQUEST_METHOD' => 'OPTIONS',
-            'HTTP_DEPTH' => 1,
-            'REQUEST_URI' => '/adminonly',
-        ));
+            'HTTP_DEPTH'     => 1,
+            'REQUEST_URI'    => '/adminonly',
+        ]);
 
         $response = new HTTP\ResponseMock();
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
index e5b7e1a3f..5762ac902 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
@@ -10,6 +10,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
     function testPrincipalCollectionSet() {
 
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $plugin->principalCollectionSet = [
             'principals1',
             'principals2',
@@ -25,8 +26,8 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $server->getPropertiesForPath('', $requestedProperties);
         $result = $result[0];
 
-        $this->assertEquals(1,count($result[200]));
-        $this->assertArrayHasKey('{DAV:}principal-collection-set',$result[200]);
+        $this->assertEquals(1, count($result[200]));
+        $this->assertArrayHasKey('{DAV:}principal-collection-set', $result[200]);
         $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $result[200]['{DAV:}principal-collection-set']);
 
         $expected = [
@@ -56,8 +57,8 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $fakeServer->getPropertiesForPath('', $requestedProperties);
         $result = $result[0];
 
-        $this->assertEquals(1,count($result[200]));
-        $this->assertArrayHasKey('{DAV:}current-user-principal',$result[200]);
+        $this->assertEquals(1, count($result[200]));
+        $this->assertArrayHasKey('{DAV:}current-user-principal', $result[200]);
         $this->assertInstanceOf('Sabre\DAVACL\Xml\Property\Principal', $result[200]['{DAV:}current-user-principal']);
         $this->assertEquals(Xml\Property\Principal::UNAUTHENTICATED, $result[200]['{DAV:}current-user-principal']->getType());
 
@@ -67,8 +68,8 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $fakeServer->getPropertiesForPath('', $requestedProperties);
         $result = $result[0];
 
-        $this->assertEquals(1,count($result[200]));
-        $this->assertArrayHasKey('{DAV:}current-user-principal',$result[200]);
+        $this->assertEquals(1, count($result[200]));
+        $this->assertArrayHasKey('{DAV:}current-user-principal', $result[200]);
         $this->assertInstanceOf('Sabre\DAVACL\Xml\Property\Principal', $result[200]['{DAV:}current-user-principal']);
         $this->assertEquals(Xml\Property\Principal::HREF, $result[200]['{DAV:}current-user-principal']->getType());
         $this->assertEquals('principals/admin/', $result[200]['{DAV:}current-user-principal']->getHref());
@@ -78,6 +79,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
     function testSupportedPrivilegeSet() {
 
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $server = new DAV\Server();
         $server->addPlugin($plugin);
 
@@ -88,8 +90,8 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $server->getPropertiesForPath('', $requestedProperties);
         $result = $result[0];
 
-        $this->assertEquals(1,count($result[200]));
-        $this->assertArrayHasKey('{DAV:}supported-privilege-set',$result[200]);
+        $this->assertEquals(1, count($result[200]));
+        $this->assertArrayHasKey('{DAV:}supported-privilege-set', $result[200]);
         $this->assertInstanceOf('Sabre\\DAVACL\\Xml\\Property\\SupportedPrivilegeSet', $result[200]['{DAV:}supported-privilege-set']);
 
         $server = new DAV\Server();
@@ -98,26 +100,25 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $server->xml->write('{DAV:}root', $prop);
 
         $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:supported-privilege' => 1,
-            '/d:root/d:supported-privilege/d:privilege' => 1,
-            '/d:root/d:supported-privilege/d:privilege/d:all' => 1,
-            '/d:root/d:supported-privilege/d:abstract' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege' => 2,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege' => 2,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege/d:read' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege/d:write' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege' => 8,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege' => 8,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:read-acl' => 1,
+            '/d:root'                                                                                                                 => 1,
+            '/d:root/d:supported-privilege'                                                                                           => 1,
+            '/d:root/d:supported-privilege/d:privilege'                                                                               => 1,
+            '/d:root/d:supported-privilege/d:privilege/d:all'                                                                         => 1,
+            '/d:root/d:supported-privilege/d:abstract'                                                                                => 0,
+            '/d:root/d:supported-privilege/d:supported-privilege'                                                                     => 2,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege'                                                         => 2,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege/d:read'                                                  => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege/d:write'                                                 => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege'                                               => 7,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege'                                   => 7,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:read-acl'                        => 1,
             '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:read-current-user-privilege-set' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-content' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-properties' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-acl' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:bind' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:unbind' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:unlock' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:abstract' => 0,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-content'                   => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-properties'                => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:bind'                            => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:unbind'                          => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:unlock'                          => 1,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:abstract'                                    => 0,
         ];
 
 
@@ -126,10 +127,10 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $dom2->loadXML($result);
 
         $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d','DAV:');
-        foreach($xpaths as $xpath=>$count) {
+        $dxpath->registerNamespace('d', 'DAV:');
+        foreach ($xpaths as $xpath => $count) {
 
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count. ' Full XML: ' . $result);
+            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : ' . $xpath . ', we could only find ' . $dxpath->query($xpath)->length . ' elements, while we expected ' . $count . ' Full XML: ' . $result);
 
         }
 
@@ -138,6 +139,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
     function testACL() {
 
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
 
         $nodes = [
             new MockACLNode('foo', [
@@ -147,7 +149,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
                 ]
             ]),
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('admin','principals/admin'),
+                $principal = new MockPrincipal('admin', 'principals/admin'),
             ]),
 
         ];
@@ -167,8 +169,8 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $server->getPropertiesForPath('foo', $requestedProperties);
         $result = $result[0];
 
-        $this->assertEquals(1,count($result[200]),'The {DAV:}acl property did not return from the list. Full list: ' . print_r($result, true));
-        $this->assertArrayHasKey('{DAV:}acl',$result[200]);
+        $this->assertEquals(1, count($result[200]), 'The {DAV:}acl property did not return from the list. Full list: ' . print_r($result, true));
+        $this->assertArrayHasKey('{DAV:}acl', $result[200]);
         $this->assertInstanceOf('Sabre\\DAVACL\\Xml\Property\\Acl', $result[200]['{DAV:}acl']);
 
     }
@@ -176,6 +178,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
     function testACLRestrictions() {
 
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
 
         $nodes = [
             new MockACLNode('foo', [
@@ -185,7 +188,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
                 ]
             ]),
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('admin','principals/admin'),
+                $principal = new MockPrincipal('admin', 'principals/admin'),
             ]),
 
         ];
@@ -205,8 +208,8 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         $result = $server->getPropertiesForPath('foo', $requestedProperties);
         $result = $result[0];
 
-        $this->assertEquals(1,count($result[200]),'The {DAV:}acl-restrictions property did not return from the list. Full list: ' . print_r($result, true));
-        $this->assertArrayHasKey('{DAV:}acl-restrictions',$result[200]);
+        $this->assertEquals(1, count($result[200]), 'The {DAV:}acl-restrictions property did not return from the list. Full list: ' . print_r($result, true));
+        $this->assertArrayHasKey('{DAV:}acl-restrictions', $result[200]);
         $this->assertInstanceOf('Sabre\\DAVACL\\Xml\\Property\\AclRestrictions', $result[200]['{DAV:}acl-restrictions']);
 
     }
@@ -215,7 +218,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
 
         $tree = [
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user','principals/user'),
+                $principal = new MockPrincipal('user', 'principals/user'),
             ])
         ];
 
@@ -223,6 +226,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend())
         //$fakeServer->addPlugin($plugin);
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $fakeServer->addPlugin($plugin);
 
         $requestedProperties = [
@@ -243,7 +247,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
 
         $tree = [
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user','principals/user'),
+                $principal = new MockPrincipal('user', 'principals/user'),
             ]),
         ];
 
@@ -251,6 +255,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend());
         //$fakeServer->addPlugin($plugin);
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $fakeServer->addPlugin($plugin);
 
         $requestedProperties = [
@@ -272,7 +277,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
 
         $tree = [
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user','principals/user'),
+                $principal = new MockPrincipal('user', 'principals/user'),
             ]),
         ];
 
@@ -280,6 +285,7 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
         //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend());
         //$fakeServer->addPlugin($plugin);
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $fakeServer->addPlugin($plugin);
 
         $requestedProperties = [
@@ -301,12 +307,13 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
 
         $tree = [
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user','principals/user'),
+                $principal = new MockPrincipal('user', 'principals/user'),
             ]),
         ];
 
         $fakeServer = new DAV\Server($tree);
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $fakeServer->addPlugin($plugin);
 
         $requestedProperties = [
@@ -328,12 +335,13 @@ class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
 
         $tree = [
             new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user','principals/user'),
+                $principal = new MockPrincipal('user', 'principals/user'),
             ]),
         ];
 
         $fakeServer = new DAV\Server($tree);
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $fakeServer->addPlugin($plugin);
 
         $requestedProperties = [
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
index 64cedd142..0147e6a61 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
@@ -3,28 +3,25 @@
 namespace Sabre\DAVACL;
 
 use Sabre\DAV;
-use Sabre\HTTP;
-
-
-require_once 'Sabre/DAVACL/MockPrincipal.php';
 
 class PluginUpdatePropertiesTest extends \PHPUnit_Framework_TestCase {
 
     function testUpdatePropertiesPassthrough() {
 
-        $tree = array(
+        $tree = [
             new DAV\SimpleCollection('foo'),
-        );
+        ];
         $server = new DAV\Server($tree);
+        $server->addPlugin(new DAV\Auth\Plugin());
         $server->addPlugin(new Plugin());
 
-        $result = $server->updateProperties('foo', array(
+        $result = $server->updateProperties('foo', [
             '{DAV:}foo' => 'bar',
-        ));
+        ]);
 
-        $expected = array(
+        $expected = [
             '{DAV:}foo' => 403,
-        );
+        ];
 
         $this->assertEquals($expected, $result);
 
@@ -32,35 +29,39 @@ class PluginUpdatePropertiesTest extends \PHPUnit_Framework_TestCase {
 
     function testRemoveGroupMembers() {
 
-        $tree = array(
-            new MockPrincipal('foo','foo'),
-        );
+        $tree = [
+            new MockPrincipal('foo', 'foo'),
+        ];
         $server = new DAV\Server($tree);
-        $server->addPlugin(new Plugin());
+        $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
+        $server->addPlugin($plugin);
 
-        $result = $server->updateProperties('foo', array(
+        $result = $server->updateProperties('foo', [
             '{DAV:}group-member-set' => null,
-        ));
+        ]);
 
-        $expected = array(
+        $expected = [
             '{DAV:}group-member-set' => 204
-        );
+        ];
 
         $this->assertEquals($expected, $result);
-        $this->assertEquals(array(),$tree[0]->getGroupMemberSet());
+        $this->assertEquals([], $tree[0]->getGroupMemberSet());
 
     }
 
     function testSetGroupMembers() {
 
         $tree = [
-            new MockPrincipal('foo','foo'),
+            new MockPrincipal('foo', 'foo'),
         ];
         $server = new DAV\Server($tree);
-        $server->addPlugin(new Plugin());
+        $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
+        $server->addPlugin($plugin);
 
         $result = $server->updateProperties('foo', [
-            '{DAV:}group-member-set' => new DAV\Xml\Property\Href(['/bar','/baz'], true),
+            '{DAV:}group-member-set' => new DAV\Xml\Property\Href(['/bar', '/baz'], true),
         ]);
 
         $expected = [
@@ -68,7 +69,7 @@ class PluginUpdatePropertiesTest extends \PHPUnit_Framework_TestCase {
         ];
 
         $this->assertEquals($expected, $result);
-        $this->assertEquals(['bar', 'baz'],$tree[0]->getGroupMemberSet());
+        $this->assertEquals(['bar', 'baz'], $tree[0]->getGroupMemberSet());
 
     }
 
@@ -77,15 +78,17 @@ class PluginUpdatePropertiesTest extends \PHPUnit_Framework_TestCase {
      */
     function testSetBadValue() {
 
-        $tree = array(
-            new MockPrincipal('foo','foo'),
-        );
+        $tree = [
+            new MockPrincipal('foo', 'foo'),
+        ];
         $server = new DAV\Server($tree);
-        $server->addPlugin(new Plugin());
+        $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
+        $server->addPlugin($plugin);
 
-        $result = $server->updateProperties('foo', array(
+        $result = $server->updateProperties('foo', [
             '{DAV:}group-member-set' => new \StdClass(),
-        ));
+        ]);
 
     }
 
@@ -95,10 +98,12 @@ class PluginUpdatePropertiesTest extends \PHPUnit_Framework_TestCase {
             new DAV\SimpleCollection('foo'),
         ];
         $server = new DAV\Server($tree);
-        $server->addPlugin(new Plugin());
+        $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
+        $server->addPlugin($plugin);
 
         $result = $server->updateProperties('foo', [
-            '{DAV:}group-member-set' => new DAV\Xml\Property\Href(['/bar','/baz'],false),
+            '{DAV:}group-member-set' => new DAV\Xml\Property\Href(['/bar', '/baz'], false),
         ]);
 
         $expected = [
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
index 3814ebc0d..9fef3018d 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
@@ -5,10 +5,24 @@ namespace Sabre\DAVACL\PrincipalBackend;
 use Sabre\DAV;
 use Sabre\HTTP;
 
-
 abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
-    abstract function getPDO();
+    use DAV\DbTestHelperTrait;
+
+    function setUp() {
+
+        $this->dropTables(['principals', 'groupmembers']);
+        $this->createSchema('principals');
+
+        $pdo = $this->getPDO();
+
+        $pdo->query("INSERT INTO principals (uri,email,displayname) VALUES ('principals/user','user@example.org','User')");
+        $pdo->query("INSERT INTO principals (uri,email,displayname) VALUES ('principals/group','group@example.org','Group')");
+
+        $pdo->query("INSERT INTO groupmembers (principal_id,member_id) VALUES (5,4)");
+
+    }
+
 
     function testConstruct() {
 
@@ -26,21 +40,26 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
         $pdo = $this->getPDO();
         $backend = new PDO($pdo);
 
-        $expected = array(
-            array(
-                'uri' => 'principals/user',
+        $expected = [
+            [
+                'uri'                                   => 'principals/admin',
+                '{http://sabredav.org/ns}email-address' => 'admin@example.org',
+                '{DAV:}displayname'                     => 'Administrator',
+            ],
+            [
+                'uri'                                   => 'principals/user',
                 '{http://sabredav.org/ns}email-address' => 'user@example.org',
-                '{DAV:}displayname' => 'User',
-            ),
-            array(
-                'uri' => 'principals/group',
+                '{DAV:}displayname'                     => 'User',
+            ],
+            [
+                'uri'                                   => 'principals/group',
                 '{http://sabredav.org/ns}email-address' => 'group@example.org',
-                '{DAV:}displayname' => 'Group',
-            ),
-        );
+                '{DAV:}displayname'                     => 'Group',
+            ],
+        ];
 
         $this->assertEquals($expected, $backend->getPrincipalsByPrefix('principals'));
-        $this->assertEquals(array(), $backend->getPrincipalsByPrefix('foo'));
+        $this->assertEquals([], $backend->getPrincipalsByPrefix('foo'));
 
     }
 
@@ -52,12 +71,12 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
         $pdo = $this->getPDO();
         $backend = new PDO($pdo);
 
-        $expected = array(
-            'id' => 1,
-            'uri' => 'principals/user',
+        $expected = [
+            'id'                                    => 4,
+            'uri'                                   => 'principals/user',
             '{http://sabredav.org/ns}email-address' => 'user@example.org',
-            '{DAV:}displayname' => 'User',
-        );
+            '{DAV:}displayname'                     => 'User',
+        ];
 
         $this->assertEquals($expected, $backend->getPrincipalByPath('principals/user'));
         $this->assertEquals(null, $backend->getPrincipalByPath('foo'));
@@ -68,9 +87,9 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         $pdo = $this->getPDO();
         $backend = new PDO($pdo);
-        $expected = array('principals/user');
+        $expected = ['principals/user'];
 
-        $this->assertEquals($expected,$backend->getGroupMemberSet('principals/group'));
+        $this->assertEquals($expected, $backend->getGroupMemberSet('principals/group'));
 
     }
 
@@ -78,9 +97,9 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         $pdo = $this->getPDO();
         $backend = new PDO($pdo);
-        $expected = array('principals/group');
+        $expected = ['principals/group'];
 
-        $this->assertEquals($expected,$backend->getGroupMembership('principals/user'));
+        $this->assertEquals($expected, $backend->getGroupMembership('principals/user'));
 
     }
 
@@ -90,15 +109,15 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         // Start situation
         $backend = new PDO($pdo);
-        $this->assertEquals(array('principals/user'), $backend->getGroupMemberSet('principals/group'));
+        $this->assertEquals(['principals/user'], $backend->getGroupMemberSet('principals/group'));
 
         // Removing all principals
-        $backend->setGroupMemberSet('principals/group', array());
-        $this->assertEquals(array(), $backend->getGroupMemberSet('principals/group'));
+        $backend->setGroupMemberSet('principals/group', []);
+        $this->assertEquals([], $backend->getGroupMemberSet('principals/group'));
 
         // Adding principals again
-        $backend->setGroupMemberSet('principals/group', array('principals/user'));
-        $this->assertEquals(array('principals/user'), $backend->getGroupMemberSet('principals/group'));
+        $backend->setGroupMemberSet('principals/group', ['principals/user']);
+        $this->assertEquals(['principals/user'], $backend->getGroupMemberSet('principals/group'));
 
 
     }
@@ -109,17 +128,17 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         $backend = new PDO($pdo);
 
-        $result = $backend->searchPrincipals('principals', array('{DAV:}blabla' => 'foo'));
-        $this->assertEquals(array(), $result);
+        $result = $backend->searchPrincipals('principals', ['{DAV:}blabla' => 'foo']);
+        $this->assertEquals([], $result);
 
-        $result = $backend->searchPrincipals('principals', array('{DAV:}displayname' => 'ou'));
-        $this->assertEquals(array('principals/group'), $result);
+        $result = $backend->searchPrincipals('principals', ['{DAV:}displayname' => 'ou']);
+        $this->assertEquals(['principals/group'], $result);
 
-        $result = $backend->searchPrincipals('principals', array('{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE'));
-        $this->assertEquals(array('principals/user'), $result);
+        $result = $backend->searchPrincipals('principals', ['{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE']);
+        $this->assertEquals(['principals/user'], $result);
 
-        $result = $backend->searchPrincipals('mom', array('{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE'));
-        $this->assertEquals(array(), $result);
+        $result = $backend->searchPrincipals('mom', ['{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE']);
+        $this->assertEquals([], $result);
 
     }
 
@@ -137,12 +156,12 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         $this->assertTrue($result);
 
-        $this->assertEquals(array(
-            'id' => 1,
-            'uri' => 'principals/user',
-            '{DAV:}displayname' => 'pietje',
+        $this->assertEquals([
+            'id'                                    => 4,
+            'uri'                                   => 'principals/user',
+            '{DAV:}displayname'                     => 'pietje',
             '{http://sabredav.org/ns}email-address' => 'user@example.org',
-        ), $backend->getPrincipalByPath('principals/user'));
+        ], $backend->getPrincipalByPath('principals/user'));
 
     }
 
@@ -153,7 +172,7 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         $propPatch = new DAV\PropPatch([
             '{DAV:}displayname' => 'pietje',
-            '{DAV:}unknown' => 'foo',
+            '{DAV:}unknown'     => 'foo',
         ]);
 
         $backend->updatePrincipal('principals/user', $propPatch);
@@ -161,17 +180,17 @@ abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
 
         $this->assertFalse($result);
 
-        $this->assertEquals(array(
+        $this->assertEquals([
             '{DAV:}displayname' => 424,
-            '{DAV:}unknown' => 403
-        ), $propPatch->getResult());
+            '{DAV:}unknown'     => 403
+        ], $propPatch->getResult());
 
-        $this->assertEquals(array(
-            'id' => '1',
-            'uri' => 'principals/user',
-            '{DAV:}displayname' => 'User',
+        $this->assertEquals([
+            'id'                                    => '4',
+            'uri'                                   => 'principals/user',
+            '{DAV:}displayname'                     => 'User',
             '{http://sabredav.org/ns}email-address' => 'user@example.org',
-        ), $backend->getPrincipalByPath('principals/user'));
+        ], $backend->getPrincipalByPath('principals/user'));
 
     }
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php
index 83353c86c..8779eb69f 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php
@@ -2,49 +2,8 @@
 
 namespace Sabre\DAVACL\PrincipalBackend;
 
-use Sabre\DAV;
-use Sabre\HTTP;
-
-
-require_once 'Sabre/TestUtil.php';
-
 class PDOMySQLTest extends AbstractPDOTest {
 
-    function getPDO() {
-
-        if (!SABRE_HASMYSQL) $this->markTestSkipped('MySQL driver is not available, or not properly configured');
-        $pdo = \Sabre\TestUtil::getMySQLDB();
-        if (!$pdo) $this->markTestSkipped('Could not connect to MySQL database');
-        $pdo->query("DROP TABLE IF EXISTS principals");
-        $pdo->query(<<<SQL
-create table principals (
-  id integer unsigned not null primary key auto_increment,
-  uri varchar(50),
-  email varchar(80),
-  displayname VARCHAR(80),
-  vcardurl VARCHAR(80),
-  unique(uri)
-)
-SQL
-        );
-
-        $pdo->query("INSERT INTO principals (uri,email,displayname) VALUES ('principals/user','user@example.org','User')");
-        $pdo->query("INSERT INTO principals (uri,email,displayname) VALUES ('principals/group','group@example.org','Group')");
-        $pdo->query("DROP TABLE IF EXISTS groupmembers");
-        $pdo->query(<<<SQL
-CREATE TABLE groupmembers (
-  id INTEGER UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
-  principal_id INTEGER UNSIGNED NOT NULL,
-  member_id INTEGER UNSIGNED NOT NULL,
-  UNIQUE(principal_id, member_id)
-)
-SQL
-        );
-
-        $pdo->query("INSERT INTO groupmembers (principal_id,member_id) VALUES (2,1)");
-
-        return $pdo;
-
-    }
+    public $driver = 'mysql';
 
 }
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
index f335ed51f..48454981d 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
@@ -2,44 +2,8 @@
 
 namespace Sabre\DAVACL\PrincipalBackend;
 
-use Sabre\DAV;
-use Sabre\HTTP;
+class PDOSqliteTest extends AbstractPDOTest {
 
-
-require_once 'Sabre/DAV/Auth/Backend/AbstractPDOTest.php';
-
-class PDOSQLiteTest extends AbstractPDOTest {
-
-    function tearDown() {
-
-        if (file_exists(SABRE_TEMPDIR . '/pdobackend')) unlink(SABRE_TEMPDIR . '/pdobackend');
-        if (file_exists(SABRE_TEMPDIR . '/pdobackend2')) unlink(SABRE_TEMPDIR . '/pdobackend2');
-
-    }
-
-    function getPDO() {
-
-        if (!SABRE_HASSQLITE) $this->markTestSkipped('SQLite driver is not available');
-        $pdo = new \PDO('sqlite:'.SABRE_TEMPDIR.'/pdobackend');
-        $pdo->setAttribute(\PDO::ATTR_ERRMODE,\PDO::ERRMODE_EXCEPTION);
-        $pdo->query('CREATE TABLE principals (id INTEGER PRIMARY KEY ASC, uri TEXT, email VARCHAR(80), displayname VARCHAR(80))');
-        $pdo->query('INSERT INTO principals VALUES (1, "principals/user","user@example.org","User")');
-        $pdo->query('INSERT INTO principals VALUES (2, "principals/group","group@example.org","Group")');
-
-        $pdo->query(<<<SQL
-CREATE TABLE groupmembers (
-  id INTEGER PRIMARY KEY ASC,
-  principal_id INT,
-  member_id INT,
-  UNIQUE(principal_id, member_id)
-)
-SQL
-        );
-
-        $pdo->query("INSERT INTO groupmembers (principal_id,member_id) VALUES (2,1)");
-
-        return $pdo;
-
-    }
+    public $driver = 'sqlite';
 
 }
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
index f51d2dcce..bcf78821b 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
@@ -2,26 +2,22 @@
 
 namespace Sabre\DAVACL;
 
-use Sabre\DAV;
-use Sabre\HTTP;
-
-
 class PrincipalCollectionTest extends \PHPUnit_Framework_TestCase {
 
-    public function testBasic() {
+    function testBasic() {
 
         $backend = new PrincipalBackend\Mock();
         $pc = new PrincipalCollection($backend);
         $this->assertTrue($pc instanceof PrincipalCollection);
 
-        $this->assertEquals('principals',$pc->getName());
+        $this->assertEquals('principals', $pc->getName());
 
     }
 
     /**
      * @depends testBasic
      */
-    public function testGetChildren() {
+    function testGetChildren() {
 
         $backend = new PrincipalBackend\Mock();
         $pc = new PrincipalCollection($backend);
@@ -29,7 +25,7 @@ class PrincipalCollectionTest extends \PHPUnit_Framework_TestCase {
         $children = $pc->getChildren();
         $this->assertTrue(is_array($children));
 
-        foreach($children as $child) {
+        foreach ($children as $child) {
             $this->assertTrue($child instanceof IPrincipal);
         }
 
@@ -39,7 +35,7 @@ class PrincipalCollectionTest extends \PHPUnit_Framework_TestCase {
      * @depends testBasic
      * @expectedException Sabre\DAV\Exception\MethodNotAllowed
      */
-    public function testGetChildrenDisable() {
+    function testGetChildrenDisable() {
 
         $backend = new PrincipalBackend\Mock();
         $pc = new PrincipalCollection($backend);
@@ -49,7 +45,7 @@ class PrincipalCollectionTest extends \PHPUnit_Framework_TestCase {
 
     }
 
-    public function testFindByUri() {
+    function testFindByUri() {
 
         $backend = new PrincipalBackend\Mock();
         $pc = new PrincipalCollection($backend);
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
index 8e4c86782..60e156d9a 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
@@ -23,6 +23,7 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $fakeServer->debugExceptions = true;
         $plugin = new MockPlugin();
         $plugin->allowAccessToNodesWithoutACL = true;
+        $plugin->allowUnauthenticatedAccess = false;
 
         $this->assertTrue($plugin instanceof Plugin);
         $fakeServer->addPlugin($plugin);
@@ -48,11 +49,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
   </d:prop>
 </d:principal-property-search>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '1',
             'REQUEST_URI'    => '/principals',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -63,10 +64,10 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(400, $server->httpResponse->getStatus(), $server->httpResponse->getBodyAsString());
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
     }
 
@@ -87,11 +88,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
   </d:prop>
 </d:principal-property-search>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/principals',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -102,11 +103,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->getStatus(), "Full body: " . $server->httpResponse->getBodyAsString());
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary'         => ['Brief,Prefer'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+            'Vary'            => ['Brief,Prefer'],
+        ], $server->httpResponse->getHeaders());
 
     }
 
@@ -127,11 +128,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
   </d:prop>
 </d:principal-property-search>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -142,36 +143,36 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status, $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary'         => ['Brief,Prefer'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+            'Vary'            => ['Brief,Prefer'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 2,
-            '/d:multistatus/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 2,
+            '/d:multistatus/d:response'                                      => 2,
+            '/d:multistatus/d:response/d:href'                               => 2,
+            '/d:multistatus/d:response/d:propstat'                           => 4,
+            '/d:multistatus/d:response/d:propstat/d:prop'                    => 4,
+            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname'      => 2,
             '/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength' => 2,
-            '/d:multistatus/d:response/d:propstat/d:status' => 4,
-        );
+            '/d:multistatus/d:response/d:propstat/d:status'                  => 4,
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
 
         }
 
@@ -200,11 +201,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
   </d:prop>
 </d:principal-property-search>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -215,36 +216,36 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status, $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary'         => ['Brief,Prefer'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+            'Vary'            => ['Brief,Prefer'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 0,
-            '/d:multistatus/d:response/d:href' => 0,
-            '/d:multistatus/d:response/d:propstat' => 0,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 0,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 0,
+            '/d:multistatus/d:response'                                      => 0,
+            '/d:multistatus/d:response/d:href'                               => 0,
+            '/d:multistatus/d:response/d:propstat'                           => 0,
+            '/d:multistatus/d:response/d:propstat/d:prop'                    => 0,
+            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname'      => 0,
             '/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength' => 0,
-            '/d:multistatus/d:response/d:propstat/d:status' => 0,
-        );
+            '/d:multistatus/d:response/d:propstat/d:status'                  => 0,
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
 
         }
 
@@ -272,11 +273,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
   </d:prop>
 </d:principal-property-search>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -287,36 +288,36 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status, $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary'         => ['Brief,Prefer'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+            'Vary'            => ['Brief,Prefer'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
-            '/d:multistatus/d:response' => 2,
-            '/d:multistatus/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 2,
+            '/d:multistatus/d:response'                                      => 2,
+            '/d:multistatus/d:response/d:href'                               => 2,
+            '/d:multistatus/d:response/d:propstat'                           => 4,
+            '/d:multistatus/d:response/d:propstat/d:prop'                    => 4,
+            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname'      => 2,
             '/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength' => 2,
-            '/d:multistatus/d:response/d:propstat/d:status' => 4,
-        );
+            '/d:multistatus/d:response/d:propstat/d:status'                  => 4,
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
 
         }
 
@@ -337,11 +338,11 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
   </d:prop>
 </d:principal-property-search>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -352,30 +353,30 @@ class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(207, $server->httpResponse->status, $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary'         => ['Brief,Prefer'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+            'Vary'            => ['Brief,Prefer'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:multistatus',
             '/d:multistatus/d:response' => 0,
-        );
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
 
         }
 
@@ -386,10 +387,10 @@ class MockPlugin extends Plugin {
 
     function getCurrentUserPrivilegeSet($node) {
 
-        return array(
+        return [
             '{DAV:}read',
             '{DAV:}write',
-        );
+        ];
 
     }
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
index 952dc174a..fa1314d10 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
@@ -21,6 +21,7 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $fakeServer->sapi = new HTTP\SapiMock();
         $fakeServer->httpResponse = new HTTP\ResponseMock();
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $this->assertTrue($plugin instanceof Plugin);
         $fakeServer->addPlugin($plugin);
         $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
@@ -34,11 +35,11 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $xml = '<?xml version="1.0"?>
 <d:principal-search-property-set xmlns:d="DAV:" />';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '1',
             'REQUEST_URI'    => '/principals',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -49,10 +50,10 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(400, $server->httpResponse->status);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
     }
 
@@ -61,11 +62,11 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $xml = '<?xml version="1.0"?>
 <d:principal-search-property-set xmlns:d="DAV:"><d:ohell /></d:principal-search-property-set>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/principals',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -76,10 +77,10 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(400, $server->httpResponse->status, $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
     }
 
@@ -88,11 +89,11 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $xml = '<?xml version="1.0"?>
 <d:principal-search-property-set xmlns:d="DAV:"/>';
 
-        $serverVars = array(
+        $serverVars = [
             'REQUEST_METHOD' => 'REPORT',
             'HTTP_DEPTH'     => '0',
             'REQUEST_URI'    => '/principals',
-        );
+        ];
 
         $request = HTTP\Sapi::createFromServerArray($serverVars);
         $request->setBody($xml);
@@ -103,34 +104,34 @@ class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
         $server->exec();
 
         $this->assertEquals(200, $server->httpResponse->status, $server->httpResponse->body);
-        $this->assertEquals(array(
+        $this->assertEquals([
             'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ), $server->httpResponse->getHeaders());
+            'Content-Type'    => ['application/xml; charset=utf-8'],
+        ], $server->httpResponse->getHeaders());
 
 
-        $check = array(
+        $check = [
             '/d:principal-search-property-set',
-            '/d:principal-search-property-set/d:principal-search-property' => 2,
-            '/d:principal-search-property-set/d:principal-search-property/d:prop' => 2,
-            '/d:principal-search-property-set/d:principal-search-property/d:prop/d:displayname' => 1,
+            '/d:principal-search-property-set/d:principal-search-property'                        => 2,
+            '/d:principal-search-property-set/d:principal-search-property/d:prop'                 => 2,
+            '/d:principal-search-property-set/d:principal-search-property/d:prop/d:displayname'   => 1,
             '/d:principal-search-property-set/d:principal-search-property/d:prop/s:email-address' => 1,
-            '/d:principal-search-property-set/d:principal-search-property/d:description' => 2,
-        );
+            '/d:principal-search-property-set/d:principal-search-property/d:description'          => 2,
+        ];
 
         $xml = simplexml_load_string($server->httpResponse->body);
-        $xml->registerXPathNamespace('d','DAV:');
-        $xml->registerXPathNamespace('s','http://sabredav.org/ns');
-        foreach($check as $v1=>$v2) {
+        $xml->registerXPathNamespace('d', 'DAV:');
+        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
+        foreach ($check as $v1 => $v2) {
 
-            $xpath = is_int($v1)?$v2:$v1;
+            $xpath = is_int($v1) ? $v2 : $v1;
 
             $result = $xml->xpath($xpath);
 
             $count = 1;
             if (!is_int($v1)) $count = $v2;
 
-            $this->assertEquals($count,count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
+            $this->assertEquals($count, count($result), 'we expected ' . $count . ' appearances of ' . $xpath . ' . We found ' . count($result) . '. Full response body: ' . $server->httpResponse->body);
 
         }
 
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
index 03fd9d64d..20622ad17 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
@@ -7,10 +7,10 @@ use Sabre\HTTP;
 
 class PrincipalTest extends \PHPUnit_Framework_TestCase {
 
-    public function testConstruct() {
+    function testConstruct() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
         $this->assertTrue($principal instanceof Principal);
 
     }
@@ -18,65 +18,65 @@ class PrincipalTest extends \PHPUnit_Framework_TestCase {
     /**
      * @expectedException Sabre\DAV\Exception
      */
-    public function testConstructNoUri() {
+    function testConstructNoUri() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array());
+        $principal = new Principal($principalBackend, []);
 
     }
 
-    public function testGetName() {
+    function testGetName() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals('admin',$principal->getName());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals('admin', $principal->getName());
 
     }
 
-    public function testGetDisplayName() {
+    function testGetDisplayName() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals('admin',$principal->getDisplayname());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals('admin', $principal->getDisplayname());
 
-        $principal = new Principal($principalBackend, array(
-            'uri' => 'principals/admin',
+        $principal = new Principal($principalBackend, [
+            'uri'               => 'principals/admin',
             '{DAV:}displayname' => 'Mr. Admin'
-        ));
-        $this->assertEquals('Mr. Admin',$principal->getDisplayname());
+        ]);
+        $this->assertEquals('Mr. Admin', $principal->getDisplayname());
 
     }
 
-    public function testGetProperties() {
+    function testGetProperties() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array(
-            'uri' => 'principals/admin',
-            '{DAV:}displayname' => 'Mr. Admin',
+        $principal = new Principal($principalBackend, [
+            'uri'                                   => 'principals/admin',
+            '{DAV:}displayname'                     => 'Mr. Admin',
             '{http://www.example.org/custom}custom' => 'Custom',
             '{http://sabredav.org/ns}email-address' => 'admin@example.org',
-        ));
+        ]);
 
-        $keys = array(
+        $keys = [
             '{DAV:}displayname',
             '{http://www.example.org/custom}custom',
             '{http://sabredav.org/ns}email-address',
-        );
+        ];
         $props = $principal->getProperties($keys);
 
-        foreach($keys as $key) $this->assertArrayHasKey($key,$props);
+        foreach ($keys as $key) $this->assertArrayHasKey($key, $props);
 
-        $this->assertEquals('Mr. Admin',$props['{DAV:}displayname']);
+        $this->assertEquals('Mr. Admin', $props['{DAV:}displayname']);
 
         $this->assertEquals('admin@example.org', $props['{http://sabredav.org/ns}email-address']);
     }
 
-    public function testUpdateProperties() {
+    function testUpdateProperties() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
 
-        $propPatch = new DAV\PropPatch(array('{DAV:}yourmom' => 'test'));
+        $propPatch = new DAV\PropPatch(['{DAV:}yourmom' => 'test']);
 
         $result = $principal->propPatch($propPatch);
         $result = $propPatch->commit();
@@ -84,123 +84,123 @@ class PrincipalTest extends \PHPUnit_Framework_TestCase {
 
     }
 
-    public function testGetPrincipalUrl() {
+    function testGetPrincipalUrl() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals('principals/admin',$principal->getPrincipalUrl());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals('principals/admin', $principal->getPrincipalUrl());
 
     }
 
-    public function testGetAlternateUriSet() {
+    function testGetAlternateUriSet() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array(
-            'uri' => 'principals/admin',
-            '{DAV:}displayname' => 'Mr. Admin',
+        $principal = new Principal($principalBackend, [
+            'uri'                                   => 'principals/admin',
+            '{DAV:}displayname'                     => 'Mr. Admin',
             '{http://www.example.org/custom}custom' => 'Custom',
             '{http://sabredav.org/ns}email-address' => 'admin@example.org',
-            '{DAV:}alternate-URI-set' => array(
+            '{DAV:}alternate-URI-set'               => [
                 'mailto:admin+1@example.org',
                 'mailto:admin+2@example.org',
                 'mailto:admin@example.org',
-            ),
-        ));
+            ],
+        ]);
 
-        $expected = array(
+        $expected = [
             'mailto:admin+1@example.org',
             'mailto:admin+2@example.org',
             'mailto:admin@example.org',
-        );
+        ];
 
-        $this->assertEquals($expected,$principal->getAlternateUriSet());
+        $this->assertEquals($expected, $principal->getAlternateUriSet());
 
     }
-    public function testGetAlternateUriSetEmpty() {
+    function testGetAlternateUriSetEmpty() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array(
+        $principal = new Principal($principalBackend, [
             'uri' => 'principals/admin',
-        ));
+        ]);
 
-        $expected = array();
+        $expected = [];
 
-        $this->assertEquals($expected,$principal->getAlternateUriSet());
+        $this->assertEquals($expected, $principal->getAlternateUriSet());
 
     }
 
-    public function testGetGroupMemberSet() {
+    function testGetGroupMemberSet() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals(array(),$principal->getGroupMemberSet());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals([], $principal->getGroupMemberSet());
 
     }
-    public function testGetGroupMembership() {
+    function testGetGroupMembership() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals(array(),$principal->getGroupMembership());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals([], $principal->getGroupMembership());
 
     }
 
-    public function testSetGroupMemberSet() {
+    function testSetGroupMemberSet() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $principal->setGroupMemberSet(array('principals/foo'));
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $principal->setGroupMemberSet(['principals/foo']);
 
-        $this->assertEquals(array(
-            'principals/admin' => array('principals/foo'),
-        ), $principalBackend->groupMembers);
+        $this->assertEquals([
+            'principals/admin' => ['principals/foo'],
+        ], $principalBackend->groupMembers);
 
     }
 
-    public function testGetOwner() {
+    function testGetOwner() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals('principals/admin',$principal->getOwner());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals('principals/admin', $principal->getOwner());
 
     }
 
-    public function testGetGroup() {
+    function testGetGroup() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
         $this->assertNull($principal->getGroup());
 
     }
 
-    public function testGetACl() {
+    function testGetACl() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $this->assertEquals(array(
-            array(
-                'privilege' => '{DAV:}read',
-                'principal' => '{DAV:}authenticated',
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $this->assertEquals([
+            [
+                'privilege' => '{DAV:}all',
+                'principal' => '{DAV:}owner',
                 'protected' => true,
-            )
-        ),$principal->getACL());
+            ]
+        ], $principal->getACL());
 
     }
 
     /**
-     * @expectedException Sabre\DAV\Exception\MethodNotAllowed
+     * @expectedException \Sabre\DAV\Exception\Forbidden
      */
-    public function testSetACl() {
+    function testSetACl() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
-        $principal->setACL(array());
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
+        $principal->setACL([]);
 
     }
 
-    public function testGetSupportedPrivilegeSet() {
+    function testGetSupportedPrivilegeSet() {
 
         $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
         $this->assertNull($principal->getSupportedPrivilegeSet());
 
     }
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
index fb73cc16a..2de0ba6a8 100644
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
@@ -5,7 +5,6 @@ namespace Sabre\DAVACL;
 use Sabre\DAV;
 use Sabre\HTTP;
 
-
 require_once 'Sabre/DAVACL/MockPrincipal.php';
 require_once 'Sabre/DAVACL/MockACLNode.php';
 
@@ -14,21 +13,22 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
     function testValues() {
 
         $aclPlugin = new Plugin();
-        $this->assertEquals('acl',$aclPlugin->getPluginName());
+        $this->assertEquals('acl', $aclPlugin->getPluginName());
         $this->assertEquals(
-            array('access-control', 'calendarserver-principal-property-search'),
+            ['access-control', 'calendarserver-principal-property-search'],
             $aclPlugin->getFeatures()
         );
 
         $this->assertEquals(
-            array(
+            [
                 '{DAV:}expand-property',
+                '{DAV:}principal-match',
                 '{DAV:}principal-property-search',
                 '{DAV:}principal-search-property-set'
-            ),
+            ],
             $aclPlugin->getSupportedReportSet(''));
 
-        $this->assertEquals(array('ACL'), $aclPlugin->getMethods(''));
+        $this->assertEquals(['ACL'], $aclPlugin->getMethods(''));
 
 
         $this->assertEquals(
@@ -39,90 +39,84 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
 
     function testGetFlatPrivilegeSet() {
 
-        $expected = array(
-            '{DAV:}all' => array(
-                'privilege' => '{DAV:}all',
-                'abstract' => true,
-                'aggregates' => array(
+        $expected = [
+            '{DAV:}all' => [
+                'privilege'  => '{DAV:}all',
+                'abstract'   => false,
+                'aggregates' => [
                     '{DAV:}read',
                     '{DAV:}write',
-                ),
-                'concrete' => null,
-            ),
-            '{DAV:}read' => array(
-                'privilege' => '{DAV:}read',
-                'abstract' => false,
-                'aggregates' => array(
+                ],
+                'concrete' => '{DAV:}all',
+            ],
+            '{DAV:}read' => [
+                'privilege'  => '{DAV:}read',
+                'abstract'   => false,
+                'aggregates' => [
                     '{DAV:}read-acl',
                     '{DAV:}read-current-user-privilege-set',
-                ),
+                ],
                 'concrete' => '{DAV:}read',
-            ),
-            '{DAV:}read-acl' => array(
-                'privilege' => '{DAV:}read-acl',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}read-acl',
-            ),
-            '{DAV:}read-current-user-privilege-set' => array(
-                'privilege' => '{DAV:}read-current-user-privilege-set',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}read-current-user-privilege-set',
-            ),
-            '{DAV:}write' => array(
-                'privilege' => '{DAV:}write',
-                'abstract' => false,
-                'aggregates' => array(
-                    '{DAV:}write-acl',
+            ],
+            '{DAV:}read-acl' => [
+                'privilege'  => '{DAV:}read-acl',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}read-acl',
+            ],
+            '{DAV:}read-current-user-privilege-set' => [
+                'privilege'  => '{DAV:}read-current-user-privilege-set',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}read-current-user-privilege-set',
+            ],
+            '{DAV:}write' => [
+                'privilege'  => '{DAV:}write',
+                'abstract'   => false,
+                'aggregates' => [
                     '{DAV:}write-properties',
                     '{DAV:}write-content',
+                    '{DAV:}unlock',
                     '{DAV:}bind',
                     '{DAV:}unbind',
-                    '{DAV:}unlock',
-                ),
+                ],
                 'concrete' => '{DAV:}write',
-            ),
-            '{DAV:}write-acl' => array(
-                'privilege' => '{DAV:}write-acl',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}write-acl',
-            ),
-            '{DAV:}write-properties' => array(
-                'privilege' => '{DAV:}write-properties',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}write-properties',
-            ),
-            '{DAV:}write-content' => array(
-                'privilege' => '{DAV:}write-content',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}write-content',
-            ),
-            '{DAV:}unlock' => array(
-                'privilege' => '{DAV:}unlock',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}unlock',
-            ),
-            '{DAV:}bind' => array(
-                'privilege' => '{DAV:}bind',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}bind',
-            ),
-            '{DAV:}unbind' => array(
-                'privilege' => '{DAV:}unbind',
-                'abstract' => false,
-                'aggregates' => array(),
-                'concrete' => '{DAV:}unbind',
-            ),
-
-        );
+            ],
+            '{DAV:}write-properties' => [
+                'privilege'  => '{DAV:}write-properties',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}write-properties',
+            ],
+            '{DAV:}write-content' => [
+                'privilege'  => '{DAV:}write-content',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}write-content',
+            ],
+            '{DAV:}unlock' => [
+                'privilege'  => '{DAV:}unlock',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}unlock',
+            ],
+            '{DAV:}bind' => [
+                'privilege'  => '{DAV:}bind',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}bind',
+            ],
+            '{DAV:}unbind' => [
+                'privilege'  => '{DAV:}unbind',
+                'abstract'   => false,
+                'aggregates' => [],
+                'concrete'   => '{DAV:}unbind',
+            ],
+
+        ];
 
         $plugin = new Plugin();
+        $plugin->allowUnauthenticatedAccess = false;
         $server = new DAV\Server();
         $server->addPlugin($plugin);
         $this->assertEquals($expected, $plugin->getFlatPrivilegeSet(''));
@@ -132,24 +126,26 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
     function testCurrentUserPrincipalsNotLoggedIn() {
 
         $acl = new Plugin();
+        $acl->allowUnauthenticatedAccess = false;
         $server = new DAV\Server();
         $server->addPlugin($acl);
 
-        $this->assertEquals(array(),$acl->getCurrentUserPrincipals());
+        $this->assertEquals([], $acl->getCurrentUserPrincipals());
 
     }
 
     function testCurrentUserPrincipalsSimple() {
 
-        $tree = array(
+        $tree = [
 
-            new DAV\SimpleCollection('principals', array(
-                new MockPrincipal('admin','principals/admin'),
-            ))
+            new DAV\SimpleCollection('principals', [
+                new MockPrincipal('admin', 'principals/admin'),
+            ])
 
-        );
+        ];
 
         $acl = new Plugin();
+        $acl->allowUnauthenticatedAccess = false;
         $server = new DAV\Server($tree);
         $server->addPlugin($acl);
 
@@ -159,24 +155,25 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
         //forcing login
         $auth->beforeMethod(new HTTP\Request(), new HTTP\Response());
 
-        $this->assertEquals(array('principals/admin'),$acl->getCurrentUserPrincipals());
+        $this->assertEquals(['principals/admin'], $acl->getCurrentUserPrincipals());
 
     }
 
     function testCurrentUserPrincipalsGroups() {
 
-        $tree = array(
+        $tree = [
 
-            new DAV\SimpleCollection('principals', array(
-                new MockPrincipal('admin','principals/admin',array('principals/administrators', 'principals/everyone')),
-                new MockPrincipal('administrators','principals/administrators',array('principals/groups'), array('principals/admin')),
-                new MockPrincipal('everyone','principals/everyone',array(), array('principals/admin')),
-                new MockPrincipal('groups','principals/groups',array(), array('principals/administrators')),
-            ))
+            new DAV\SimpleCollection('principals', [
+                new MockPrincipal('admin', 'principals/admin', ['principals/administrators', 'principals/everyone']),
+                new MockPrincipal('administrators', 'principals/administrators', ['principals/groups'], ['principals/admin']),
+                new MockPrincipal('everyone', 'principals/everyone', [], ['principals/admin']),
+                new MockPrincipal('groups', 'principals/groups', [], ['principals/administrators']),
+            ])
 
-        );
+        ];
 
         $acl = new Plugin();
+        $acl->allowUnauthenticatedAccess = false;
         $server = new DAV\Server($tree);
         $server->addPlugin($acl);
 
@@ -186,75 +183,77 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
         //forcing login
         $auth->beforeMethod(new HTTP\Request(), new HTTP\Response());
 
-        $expected = array(
+        $expected = [
             'principals/admin',
             'principals/administrators',
             'principals/everyone',
             'principals/groups',
-        );
+        ];
 
-        $this->assertEquals($expected,$acl->getCurrentUserPrincipals());
+        $this->assertEquals($expected, $acl->getCurrentUserPrincipals());
 
         // The second one should trigger the cache and be identical
-        $this->assertEquals($expected,$acl->getCurrentUserPrincipals());
+        $this->assertEquals($expected, $acl->getCurrentUserPrincipals());
 
     }
 
     function testGetACL() {
 
-        $acl = array(
-            array(
+        $acl = [
+            [
                 'principal' => 'principals/admin',
                 'privilege' => '{DAV:}read',
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/admin',
                 'privilege' => '{DAV:}write',
-            ),
-        );
+            ],
+        ];
 
 
-        $tree = array(
-            new MockACLNode('foo',$acl),
-        );
+        $tree = [
+            new MockACLNode('foo', $acl),
+        ];
 
         $server = new DAV\Server($tree);
         $aclPlugin = new Plugin();
+        $aclPlugin->allowUnauthenticatedAccess = false;
         $server->addPlugin($aclPlugin);
 
-        $this->assertEquals($acl,$aclPlugin->getACL('foo'));
+        $this->assertEquals($acl, $aclPlugin->getACL('foo'));
 
     }
 
     function testGetCurrentUserPrivilegeSet() {
 
-        $acl = array(
-            array(
+        $acl = [
+            [
                 'principal' => 'principals/admin',
                 'privilege' => '{DAV:}read',
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/user1',
                 'privilege' => '{DAV:}read',
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/admin',
                 'privilege' => '{DAV:}write',
-            ),
-        );
+            ],
+        ];
 
 
-        $tree = array(
-            new MockACLNode('foo',$acl),
+        $tree = [
+            new MockACLNode('foo', $acl),
 
-            new DAV\SimpleCollection('principals', array(
-                new MockPrincipal('admin','principals/admin'),
-            )),
+            new DAV\SimpleCollection('principals', [
+                new MockPrincipal('admin', 'principals/admin'),
+            ]),
 
-        );
+        ];
 
         $server = new DAV\Server($tree);
         $aclPlugin = new Plugin();
+        $aclPlugin->allowUnauthenticatedAccess = false;
         $server->addPlugin($aclPlugin);
 
         $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
@@ -263,52 +262,51 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
         //forcing login
         $auth->beforeMethod(new HTTP\Request(), new HTTP\Response());
 
-        $expected = array(
+        $expected = [
             '{DAV:}write',
-            '{DAV:}write-acl',
             '{DAV:}write-properties',
             '{DAV:}write-content',
-            '{DAV:}bind',
-            '{DAV:}unbind',
             '{DAV:}unlock',
+            '{DAV:}write-acl',
             '{DAV:}read',
             '{DAV:}read-acl',
             '{DAV:}read-current-user-privilege-set',
-        );
+        ];
 
-        $this->assertEquals($expected,$aclPlugin->getCurrentUserPrivilegeSet('foo'));
+        $this->assertEquals($expected, $aclPlugin->getCurrentUserPrivilegeSet('foo'));
 
     }
 
     function testCheckPrivileges() {
 
-        $acl = array(
-            array(
+        $acl = [
+            [
                 'principal' => 'principals/admin',
                 'privilege' => '{DAV:}read',
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/user1',
                 'privilege' => '{DAV:}read',
-            ),
-            array(
+            ],
+            [
                 'principal' => 'principals/admin',
                 'privilege' => '{DAV:}write',
-            ),
-        );
+            ],
+        ];
 
 
-        $tree = array(
-            new MockACLNode('foo',$acl),
+        $tree = [
+            new MockACLNode('foo', $acl),
 
-            new DAV\SimpleCollection('principals', array(
-                new MockPrincipal('admin','principals/admin'),
-            )),
+            new DAV\SimpleCollection('principals', [
+                new MockPrincipal('admin', 'principals/admin'),
+            ]),
 
-        );
+        ];
 
         $server = new DAV\Server($tree);
         $aclPlugin = new Plugin();
+        $aclPlugin->allowUnauthenticatedAccess = false;
         $server->addPlugin($aclPlugin);
 
         $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
@@ -317,11 +315,7 @@ class SimplePluginTest extends \PHPUnit_Framework_TestCase {
         //forcing login
         //$auth->beforeMethod('GET','/');
 
-        $this->assertFalse($aclPlugin->checkPrivileges('foo', array('{DAV:}read'), Plugin::R_PARENT, false));
+        $this->assertFalse($aclPlugin->checkPrivileges('foo', ['{DAV:}read'], Plugin::R_PARENT, false));
 
     }
 }
-
-
-
-