From 69e650d0e8d0ea38724d0d4afc16683403dad6e0 Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Mon, 23 Apr 2018 13:54:58 +0200
Subject: [PATCH] CalDAV and CardDAV plugins need to be registered for the
 principals collection as well

https://github.com/owncloud/core/pull/30149/commits/9f2e6431b88a9635b291b0e824abf74ba766616d

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
 apps/dav/lib/Server.php            | 22 ++++++++++++----------
 apps/dav/tests/unit/ServerTest.php | 22 +++++++++++++++++-----
 2 files changed, 29 insertions(+), 15 deletions(-)

diff --git a/apps/dav/lib/Server.php b/apps/dav/lib/Server.php
index ae8e2927fe2..82978711156 100644
--- a/apps/dav/lib/Server.php
+++ b/apps/dav/lib/Server.php
@@ -71,7 +71,7 @@ class Server {
 	private $baseUri;
 
 	/** @var Connector\Sabre\Server  */
-	private $server;
+	public $server;
 
 	public function __construct(IRequest $request, $baseUri) {
 		$this->request = $request;
@@ -136,7 +136,7 @@ class Server {
 		$this->server->addPlugin($acl);
 
 		// calendar plugins
-		if ($this->requestIsForSubtree('calendars')) {
+		if ($this->requestIsForSubtree(['calendars', 'principals'])) {
 			$this->server->addPlugin(new \OCA\DAV\CalDAV\Plugin());
 			$this->server->addPlugin(new \Sabre\CalDAV\ICSExportPlugin());
 			$this->server->addPlugin(new \OCA\DAV\CalDAV\Schedule\Plugin());
@@ -153,7 +153,8 @@ class Server {
 		}
 
 		// addressbook plugins
-		if ($this->requestIsForSubtree('addressbooks')) {
+		if ($this->requestIsForSubtree(['addressbooks', 'principals'])) {
+			$this->server->addPlugin(new DAV\Sharing\Plugin($authBackend, \OC::$server->getRequest()));
 			$this->server->addPlugin(new \OCA\DAV\CardDAV\Plugin());
 			$this->server->addPlugin(new VCFExportPlugin());
 			$this->server->addPlugin(new ImageExportPlugin(new PhotoCache(\OC::$server->getAppDataDir('dav-photocache'))));
@@ -284,12 +285,13 @@ class Server {
 		$this->server->exec();
 	}
 
-	/**
-	 * @param string $subTree
-	 * @return bool
-	 */
-	private function requestIsForSubtree($subTree) {
-		$subTree = trim($subTree, " /");
-		return strpos($this->server->getRequestUri(), "$subTree/") === 0;
+	private function requestIsForSubtree(array $subTrees): bool {
+		foreach ($subTrees as $subTree) {
+			$subTree = trim($subTree, ' /');
+			if (strpos($this->server->getRequestUri(), $subTree.'/') === 0) {
+				return true;
+			}
+		}
+		return false;
 	}
 }
diff --git a/apps/dav/tests/unit/ServerTest.php b/apps/dav/tests/unit/ServerTest.php
index 58c77c1b0ec..986899a2107 100644
--- a/apps/dav/tests/unit/ServerTest.php
+++ b/apps/dav/tests/unit/ServerTest.php
@@ -38,12 +38,24 @@ use OCA\DAV\AppInfo\PluginManager;
  */
 class ServerTest extends \Test\TestCase {
 
-	public function test() {
-		/** @var IRequest $r */
+	/**
+	 * @dataProvider providesUris
+	 */
+	public function test($uri, array $plugins) {
+		/** @var IRequest | \PHPUnit_Framework_MockObject_MockObject $r */
 		$r = $this->createMock(IRequest::class);
-		$r->method('getRequestUri')
-			->willReturn('/');
+		$r->expects($this->any())->method('getRequestUri')->willReturn($uri);
 		$s = new Server($r, '/');
-		$this->assertInstanceOf('OCA\DAV\Server', $s);
+		$this->assertNotNull($s->server);
+		foreach ($plugins as $plugin) {
+			$this->assertNotNull($s->server->getPlugin($plugin));
+		}
+	}
+	public function providesUris() {
+		return [
+			'principals' => ['principals/users/admin', ['caldav', 'oc-resource-sharing', 'carddav']],
+			'calendars' => ['calendars/admin', ['caldav', 'oc-resource-sharing']],
+			'addressbooks' => ['addressbooks/admin', ['carddav', 'oc-resource-sharing']],
+		];
 	}
 }