[stable10] No changes not found

apps/dav/lib/Connector/Sabre/File.php

@@ -331,11 +331,12 @@ private function emitPostHooks($exists, $path = null) {
 	public function get() {
 		//throw exception if encryption is disabled but files are still encrypted
 		try {
-			if (!$this->info->isReadable()) {
+			$viewPath = ltrim($this->path, '/');
+			if (!$this->info->isReadable() || !$this->fileView->file_exists($viewPath)) {
 				// do a if the file did not exist
 				throw new NotFound();
 			}
-			$res = $this->fileView->fopen(ltrim($this->path, '/'), 'rb');
+			$res = $this->fileView->fopen($viewPath, 'rb');
 			if ($res === false) {
 				throw new ServiceUnavailable("Could not open file");
 			}

apps/dav/tests/unit/Connector/Sabre/FileTest.php

@@ -351,15 +351,15 @@ private function supportsNegativeMtime() {
 
 	public function legalMtimeProvider() {
 		return [
-			"string" => [ 
+			"string" => [
 					'HTTP_X_OC_MTIME' => "string",
 					'expected result' => 0
 			],
 			"castable string (int)" => [
 					'HTTP_X_OC_MTIME' => "34",
 					'expected result' => 34
 			],
-			"castable string (float)" => [ 
+			"castable string (float)" => [
 					'HTTP_X_OC_MTIME' => "34.56",
 					'expected result' => 34
 			],
@@ -1079,7 +1079,7 @@ private function listPartFiles(View $userView = null, $path = '') {
 
 	/**
 	 * returns an array of file information filesize, mtime, filetype,  mimetype
-	 * 
+	 *
 	 * @param string $path
 	 * @param View $userView
 	 * @return array
@@ -1101,11 +1101,14 @@ private function getFileInfos($path = '', View $userView = null) {
 	 */
 	public function testGetFopenFails() {
 		$view = $this->getMockBuilder(View::class)
-			->setMethods(['fopen'])
+			->setMethods(['fopen', 'file_exists'])
 			->getMock();
 		$view->expects($this->atLeastOnce())
 			->method('fopen')
 			->will($this->returnValue(false));
+		$view->expects($this->atLeastOnce())
+			->method('file_exists')
+			->will($this->returnValue(true));
 
 		$info = new FileInfo('/test.txt', $this->getMockStorage(), null, [
 			'permissions' => Constants::PERMISSION_ALL
@@ -1121,11 +1124,14 @@ public function testGetFopenFails() {
 	 */
 	public function testGetFopenThrows() {
 		$view = $this->getMockBuilder(View::class)
-			->setMethods(['fopen'])
+			->setMethods(['fopen', 'file_exists'])
 			->getMock();
 		$view->expects($this->atLeastOnce())
 			->method('fopen')
 			->willThrowException(new ForbiddenException('', true));
+		$view->expects($this->atLeastOnce())
+			->method('file_exists')
+			->will($this->returnValue(true));
 
 		$info = new FileInfo('/test.txt', $this->getMockStorage(), null, [
 			'permissions' => Constants::PERMISSION_ALL
@@ -1154,4 +1160,48 @@ public function testGetThrowsIfNoPermission() {
 
 		$file->get();
 	}
+
+	/**
+	 * @expectedException \Sabre\DAV\Exception\NotFound
+	 */
+	public function testGetThrowsIfFileNotExists() {
+		$view = $this->getMockBuilder(View::class)
+			->setMethods(['fopen', 'file_exists'])
+			->getMock();
+		$view->expects($this->never())
+			->method('fopen');
+		$view->expects($this->atLeastOnce())
+			->method('file_exists')
+			->will($this->returnValue(false));
+
+		$info = new FileInfo('/test.txt', $this->getMockStorage(), null, [
+			'permissions' => Constants::PERMISSION_ALL
+		], null);
+
+		$file = new File($view, $info);
+
+		$file->get();
+	}
+
+	/**
+	 * @expectedException \Sabre\DAV\Exception\NotFound
+	 */
+	public function testGetThrowsIfNoPermissionsAndFileNotExists() {
+		$view = $this->getMockBuilder(View::class)
+			->setMethods(['fopen', 'file_exists'])
+			->getMock();
+		$view->expects($this->never())
+			->method('fopen');
+		$view->expects($this->any())
+			->method('file_exists')
+			->will($this->returnValue(false));
+
+		$info = new FileInfo('/test.txt', $this->getMockStorage(), null, [
+			'permissions' => Constants::PERMISSION_CREATE
+		], null);
+
+		$file = new File($view, $info);
+
+		$file->get();
+	}
 }