Add folder for trashbin

The trashbin home now contains 2 entries restore and trash.

Made all files strict. Added more types.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

12 files changed, 158 insertions, 74 deletions

diff --git a/apps/files_trashbin/composer/composer/autoload_classmap.php b/apps/files_trashbin/composer/composer/autoload_classmap.php
index 89e06f32c64..3713de530c6 100644
--- a/apps/files_trashbin/composer/composer/autoload_classmap.php
+++ b/apps/files_trashbin/composer/composer/autoload_classmap.php
@@ -27,6 +27,7 @@ return array(
     'OCA\\Files_Trashbin\\Sabre\\TrashFolderFile' => $baseDir . '/../lib/Sabre/TrashFolderFile.php',
     'OCA\\Files_Trashbin\\Sabre\\TrashFolderFolder' => $baseDir . '/../lib/Sabre/TrashFolderFolder.php',
     'OCA\\Files_Trashbin\\Sabre\\TrashHome' => $baseDir . '/../lib/Sabre/TrashHome.php',
+    'OCA\\Files_Trashbin\\Sabre\\TrashRoot' => $baseDir . '/../lib/Sabre/TrashRoot.php',
     'OCA\\Files_Trashbin\\Storage' => $baseDir . '/../lib/Storage.php',
     'OCA\\Files_Trashbin\\Trashbin' => $baseDir . '/../lib/Trashbin.php',
 );
diff --git a/apps/files_trashbin/composer/composer/autoload_static.php b/apps/files_trashbin/composer/composer/autoload_static.php
index e57fcec2653..b00778741b3 100644
--- a/apps/files_trashbin/composer/composer/autoload_static.php
+++ b/apps/files_trashbin/composer/composer/autoload_static.php
@@ -42,6 +42,7 @@ class ComposerStaticInitFiles_Trashbin
         'OCA\\Files_Trashbin\\Sabre\\TrashFolderFile' => __DIR__ . '/..' . '/../lib/Sabre/TrashFolderFile.php',
         'OCA\\Files_Trashbin\\Sabre\\TrashFolderFolder' => __DIR__ . '/..' . '/../lib/Sabre/TrashFolderFolder.php',
         'OCA\\Files_Trashbin\\Sabre\\TrashHome' => __DIR__ . '/..' . '/../lib/Sabre/TrashHome.php',
+        'OCA\\Files_Trashbin\\Sabre\\TrashRoot' => __DIR__ . '/..' . '/../lib/Sabre/TrashRoot.php',
         'OCA\\Files_Trashbin\\Storage' => __DIR__ . '/..' . '/../lib/Storage.php',
         'OCA\\Files_Trashbin\\Trashbin' => __DIR__ . '/..' . '/../lib/Trashbin.php',
     );
diff --git a/apps/files_trashbin/lib/Sabre/ITrash.php b/apps/files_trashbin/lib/Sabre/ITrash.php
index 5c776966ad0..b0ff2b1570a 100644
--- a/apps/files_trashbin/lib/Sabre/ITrash.php
+++ b/apps/files_trashbin/lib/Sabre/ITrash.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
diff --git a/apps/files_trashbin/lib/Sabre/PropfindPlugin.php b/apps/files_trashbin/lib/Sabre/PropfindPlugin.php
index 11cfabe141a..e50ee08590a 100644
--- a/apps/files_trashbin/lib/Sabre/PropfindPlugin.php
+++ b/apps/files_trashbin/lib/Sabre/PropfindPlugin.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
diff --git a/apps/files_trashbin/lib/Sabre/RestoreFolder.php b/apps/files_trashbin/lib/Sabre/RestoreFolder.php
index b2416b1aeb0..04f23db0ed4 100644
--- a/apps/files_trashbin/lib/Sabre/RestoreFolder.php
+++ b/apps/files_trashbin/lib/Sabre/RestoreFolder.php
@@ -63,19 +63,19 @@ class RestoreFolder implements ICollection, IMoveTarget {
 		throw new Forbidden();
 	}
 
-	public function getLastModified() {
+	public function getLastModified(): int {
 		return 0;
 	}
 
-	public function getChildren() {
+	public function getChildren(): array {
 		return [];
 	}
 
-	public function childExists($name) {
+	public function childExists($name): bool {
 		return false;
 	}
 
-	function moveInto($targetName, $sourcePath, INode $sourceNode) {
+	public function moveInto($targetName, $sourcePath, INode $sourceNode): bool {
 		if (!($sourceNode instanceof ITrash)) {
 			return false;
 		}
diff --git a/apps/files_trashbin/lib/Sabre/RootCollection.php b/apps/files_trashbin/lib/Sabre/RootCollection.php
index 226fc33e58e..e425fb448e2 100644
--- a/apps/files_trashbin/lib/Sabre/RootCollection.php
+++ b/apps/files_trashbin/lib/Sabre/RootCollection.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
@@ -42,7 +43,7 @@ class RootCollection extends AbstractPrincipalCollection {
 	 * @param array $principalInfo
 	 * @return INode
 	 */
-	public function getChildForPrincipal(array $principalInfo) {
+	public function getChildForPrincipal(array $principalInfo): TrashHome {
 		list(,$name) = \Sabre\Uri\split($principalInfo['uri']);
 		$user = \OC::$server->getUserSession()->getUser();
 		if (is_null($user) || $name !== $user->getUID()) {
@@ -51,7 +52,7 @@ class RootCollection extends AbstractPrincipalCollection {
 		return new TrashHome($principalInfo);
 	}
 
-	public function getName() {
+	public function getName(): string {
 		return 'trashbin';
 	}
 
diff --git a/apps/files_trashbin/lib/Sabre/TrashFile.php b/apps/files_trashbin/lib/Sabre/TrashFile.php
index 215dcec5770..29e7a955623 100644
--- a/apps/files_trashbin/lib/Sabre/TrashFile.php
+++ b/apps/files_trashbin/lib/Sabre/TrashFile.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
@@ -46,15 +47,15 @@ class TrashFile implements IFile, ITrash {
 		return $this->data->getStorage()->fopen($this->data->getInternalPath().'.d'.$this->getLastModified(), 'rb');
 	}
 
-	public function getContentType() {
+	public function getContentType(): string {
 		return $this->data->getMimetype();
 	}
 
-	public function getETag() {
+	public function getETag(): string	 {
 		return $this->data->getEtag();
 	}
 
-	public function getSize() {
+	public function getSize(): int {
 		return $this->data->getSize();
 	}
 
@@ -62,7 +63,7 @@ class TrashFile implements IFile, ITrash {
 		\OCA\Files_Trashbin\Trashbin::delete($this->data->getName(), $this->userId, $this->getLastModified());
 	}
 
-	public function getName() {
+	public function getName(): string {
 		return $this->data->getName() . '.d' . $this->getLastModified();
 	}
 
@@ -70,7 +71,7 @@ class TrashFile implements IFile, ITrash {
 		throw new Forbidden();
 	}
 
-	public function getLastModified() {
+	public function getLastModified(): int {
 		return $this->data->getMtime();
 	}
 
diff --git a/apps/files_trashbin/lib/Sabre/TrashFolder.php b/apps/files_trashbin/lib/Sabre/TrashFolder.php
index 390f1956ffb..33236eea262 100644
--- a/apps/files_trashbin/lib/Sabre/TrashFolder.php
+++ b/apps/files_trashbin/lib/Sabre/TrashFolder.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
@@ -24,6 +25,7 @@ namespace OCA\Files_Trashbin\Sabre;
 
 use OCP\Files\FileInfo;
 use Sabre\DAV\Exception\Forbidden;
+use Sabre\DAV\Exception\NotFound;
 use Sabre\DAV\ICollection;
 
 class TrashFolder implements ICollection, ITrash {
@@ -46,7 +48,7 @@ class TrashFolder implements ICollection, ITrash {
 		throw new Forbidden();
 	}
 
-	public function getChild($name) {
+	public function getChild($name): ITrash {
 		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles($this->getName(), $this->userId);
 
 		foreach ($entries as $entry) {
@@ -57,9 +59,11 @@ class TrashFolder implements ICollection, ITrash {
 				return new TrashFolderFile($this->getName(), $this->userId, $entry, $this->getOriginalLocation());
 			}
 		}
+
+		throw new NotFound();
 	}
 
-	public function getChildren() {
+	public function getChildren(): array {
 		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles($this->getName(), $this->userId);
 
 		$children = array_map(function (FileInfo $entry) {
@@ -72,7 +76,7 @@ class TrashFolder implements ICollection, ITrash {
 		return $children;
 	}
 
-	public function childExists($name) {
+	public function childExists($name): bool {
 		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles($this->getName(), $this->userId);
 
 		foreach ($entries as $entry) {
@@ -88,7 +92,7 @@ class TrashFolder implements ICollection, ITrash {
 		\OCA\Files_Trashbin\Trashbin::delete($this->data->getName(), $this->userId, $this->getLastModified());
 	}
 
-	public function getName() {
+	public function getName(): string {
 		return $this->data->getName() . '.d' . $this->getLastModified();
 	}
 
@@ -96,7 +100,7 @@ class TrashFolder implements ICollection, ITrash {
 		throw new Forbidden();
 	}
 
-	public function getLastModified() {
+	public function getLastModified(): int {
 		return $this->data->getMtime();
 	}
 
diff --git a/apps/files_trashbin/lib/Sabre/TrashFolderFile.php b/apps/files_trashbin/lib/Sabre/TrashFolderFile.php
index a9b8e838e0a..95e82d95a6e 100644
--- a/apps/files_trashbin/lib/Sabre/TrashFolderFile.php
+++ b/apps/files_trashbin/lib/Sabre/TrashFolderFile.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
@@ -57,15 +58,15 @@ class TrashFolderFile implements IFile, ITrash {
 		return $this->data->getStorage()->fopen($this->data->getInternalPath(), 'rb');
 	}
 
-	public function getContentType() {
+	public function getContentType(): string {
 		return $this->data->getMimetype();
 	}
 
-	public function getETag() {
+	public function getETag(): string {
 		return $this->data->getEtag();
 	}
 
-	public function getSize() {
+	public function getSize(): int {
 		return $this->data->getSize();
 	}
 
@@ -73,7 +74,7 @@ class TrashFolderFile implements IFile, ITrash {
 		\OCA\Files_Trashbin\Trashbin::delete($this->root . '/' . $this->getName(), $this->userId, null);
 	}
 
-	public function getName() {
+	public function getName(): string {
 		return $this->data->getName();
 	}
 
@@ -81,7 +82,7 @@ class TrashFolderFile implements IFile, ITrash {
 		throw new Forbidden();
 	}
 
-	public function getLastModified() {
+	public function getLastModified(): int {
 		return $this->data->getMtime();
 	}
 
diff --git a/apps/files_trashbin/lib/Sabre/TrashFolderFolder.php b/apps/files_trashbin/lib/Sabre/TrashFolderFolder.php
index 435e1f00196..d2923c58916 100644
--- a/apps/files_trashbin/lib/Sabre/TrashFolderFolder.php
+++ b/apps/files_trashbin/lib/Sabre/TrashFolderFolder.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
@@ -24,6 +25,7 @@ namespace OCA\Files_Trashbin\Sabre;
 
 use OCP\Files\FileInfo;
 use Sabre\DAV\Exception\Forbidden;
+use Sabre\DAV\Exception\NotFound;
 use Sabre\DAV\ICollection;
 
 class TrashFolderFolder implements ICollection, ITrash {
@@ -31,7 +33,6 @@ class TrashFolderFolder implements ICollection, ITrash {
 	/** @var string */
 	private $root;
 
-
 	/** @var string */
 	private $userId;
 
@@ -59,7 +60,7 @@ class TrashFolderFolder implements ICollection, ITrash {
 		throw new Forbidden();
 	}
 
-	public function getChild($name) {
+	public function getChild($name): ITrash {
 		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles($this->root . '/' . $this->getName(), $this->userId);
 
 		foreach ($entries as $entry) {
@@ -70,9 +71,11 @@ class TrashFolderFolder implements ICollection, ITrash {
 				return new TrashFolderFile($this->root . '/' . $this->getName(), $this->userId, $entry, $this->getOriginalLocation());
 			}
 		}
+
+		throw new NotFound();
 	}
 
-	public function getChildren() {
+	public function getChildren(): array {
 		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles($this->root . '/' . $this->getName(), $this->userId);
 
 		$children = array_map(function (FileInfo $entry) {
@@ -85,7 +88,7 @@ class TrashFolderFolder implements ICollection, ITrash {
 		return $children;
 	}
 
-	public function childExists($name) {
+	public function childExists($name): bool {
 		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles($this->root . '/' . $this->getName(), $this->userId);
 
 		foreach ($entries as $entry) {
@@ -101,7 +104,7 @@ class TrashFolderFolder implements ICollection, ITrash {
 		\OCA\Files_Trashbin\Trashbin::delete($this->root . '/' . $this->getName(), $this->userId, null);
 	}
 
-	public function getName() {
+	public function getName(): string {
 		return $this->data->getName();
 
 	}
@@ -110,7 +113,7 @@ class TrashFolderFolder implements ICollection, ITrash {
 		throw new Forbidden();
 	}
 
-	function getLastModified() {
+	public function getLastModified(): int {
 		return $this->data->getMtime();
 	}
 
diff --git a/apps/files_trashbin/lib/Sabre/TrashHome.php b/apps/files_trashbin/lib/Sabre/TrashHome.php
index 4b2713ad694..d1c50c9c6a3 100644
--- a/apps/files_trashbin/lib/Sabre/TrashHome.php
+++ b/apps/files_trashbin/lib/Sabre/TrashHome.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 /**
  * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
  *
@@ -22,29 +23,21 @@
  */
 namespace OCA\Files_Trashbin\Sabre;
 
-use OCP\Files\FileInfo;
 use Sabre\DAV\Exception\Forbidden;
 use Sabre\DAV\Exception\NotFound;
 use Sabre\DAV\ICollection;
 
 class TrashHome implements ICollection {
 
-	/**
-	 * @var array
-	 */
+	/** @var array */
 	private $principalInfo;
 
-	/**
-	 * FilesHome constructor.
-	 *
-	 * @param array $principalInfo
-	 */
-	public function __construct($principalInfo) {
+	public function __construct(array $principalInfo) {
 		$this->principalInfo = $principalInfo;
 	}
 
 	public function delete() {
-		\OCA\Files_Trashbin\Trashbin::deleteAll();
+		throw new Forbidden();
 	}
 
 	public function getName(): string {
@@ -70,53 +63,27 @@ class TrashHome implements ICollection {
 		if ($name === 'restore') {
 			return new RestoreFolder($userId);
 		}
-
-		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles('/', $userId);
-
-		foreach ($entries as $entry) {
-			if ($entry->getName() . '.d'.$entry->getMtime() === $name) {
-				if ($entry->getType() === FileInfo::TYPE_FOLDER) {
-					return new TrashFolder('/', $userId, $entry);
-				}
-				return new TrashFile($userId, $entry);
-			}
+		if ($name === 'trash') {
+			return new TrashRoot($userId);
 		}
 
 		throw new NotFound();
 	}
 
-	public function getChildren() {
+	public function getChildren(): array {
 		list(,$userId) = \Sabre\Uri\split($this->principalInfo['uri']);
 
-		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles('/', $userId);
-
-		$children = array_map(function (FileInfo $entry) use ($userId) {
-			if ($entry->getType() === FileInfo::TYPE_FOLDER) {
-				return new TrashFolder('/', $userId, $entry);
-			}
-			return new TrashFile($userId, $entry);
-		}, $entries);
-
-		$children[] = new RestoreFolder($userId);
-
-		return $children;
+		return [
+			new RestoreFolder($userId),
+			new TrashRoot($userId),
+		];
 	}
 
-	public function childExists($name) {
-		list(,$userId) = \Sabre\Uri\split($this->principalInfo['uri']);
-
-		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles('/', $userId);
-
-		foreach ($entries as $entry) {
-			if ($entry->getName() . '.d'.$entry->getMtime() === $name) {
-				return true;
-			}
-		}
-
-		return false;
+	public function childExists($name): bool {
+		return $name === 'restore' || $name === 'trash';
 	}
 
-	public function getLastModified() {
+	public function getLastModified(): int {
 		return 0;
 	}
 }
diff --git a/apps/files_trashbin/lib/Sabre/TrashRoot.php b/apps/files_trashbin/lib/Sabre/TrashRoot.php
new file mode 100644
index 00000000000..73b9d44d7e1
--- /dev/null
+++ b/apps/files_trashbin/lib/Sabre/TrashRoot.php
@@ -0,0 +1,103 @@
+<?php
+declare(strict_types=1);
+/**
+ * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCA\Files_Trashbin\Sabre;
+
+use OCP\Files\FileInfo;
+use Sabre\DAV\Exception\Forbidden;
+use Sabre\DAV\Exception\NotFound;
+use Sabre\DAV\ICollection;
+
+class TrashRoot implements ICollection {
+
+	/** @var string */
+	private $userId;
+
+	public function __construct(string $userId) {
+		$this->userId = $userId;
+	}
+
+	public function delete() {
+		\OCA\Files_Trashbin\Trashbin::deleteAll();
+	}
+
+	public function getName(): string {
+		return 'trash';
+	}
+
+	public function setName($name) {
+		throw new Forbidden('Permission denied to rename this trashbin');
+	}
+
+	public function createFile($name, $data = null) {
+		throw new Forbidden('Not allowed to create files in the trashbin');
+	}
+
+	public function createDirectory($name) {
+		throw new Forbidden('Not allowed to create folders in the trashbin');
+	}
+
+	public function getChild($name): ITrash {
+		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles('/', $this->userId);
+
+		foreach ($entries as $entry) {
+			if ($entry->getName() . '.d'.$entry->getMtime() === $name) {
+				if ($entry->getType() === FileInfo::TYPE_FOLDER) {
+					return new TrashFolder('/', $this->userId, $entry);
+				}
+				return new TrashFile($this->userId, $entry);
+			}
+		}
+
+		throw new NotFound();
+	}
+
+	public function getChildren(): array {
+			$entries = \OCA\Files_Trashbin\Helper::getTrashFiles('/', $this->userId);
+
+		$children = array_map(function (FileInfo $entry) {
+			if ($entry->getType() === FileInfo::TYPE_FOLDER) {
+				return new TrashFolder('/', $this->userId, $entry);
+			}
+			return new TrashFile($this->userId, $entry);
+		}, $entries);
+
+		return $children;
+	}
+
+	public function childExists($name): bool {
+		$entries = \OCA\Files_Trashbin\Helper::getTrashFiles('/', $this->userId);
+
+		foreach ($entries as $entry) {
+			if ($entry->getName() . '.d'.$entry->getMtime() === $name) {
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	public function getLastModified(): int {
+		return 0;
+	}
+}