Properly quote file names in listFiles query for GDrive

apps/files_external/lib/google.php

@@ -103,7 +103,7 @@ class Google extends \OC\Files\Storage\Common {
 				if (isset($this->driveFiles[$path])) {
 					$parentId = $this->driveFiles[$path]->getId();
 				} else {
-					$q = "title='".$name."' and '".$parentId."' in parents and trashed = false";
+					$q = "title='".rawurlencode($name)."' and '".$parentId."' in parents and trashed = false";
 					$result = $this->service->files->listFiles(array('q' => $q))->getItems();
 					if (!empty($result)) {
 						// Google Drive allows files with the same name, ownCloud doesn't

tests/lib/files/storage/storage.php

@@ -104,13 +104,14 @@ abstract class Storage extends \Test\TestCase {
 	}
 
 	public function directoryProvider() {
-		return array(
-			array('folder'),
-			array(' folder'),
-			array('folder '),
-			array('folder with space'),
-			array('spéciäl földer'),
-		);
+		return [
+			['folder'],
+			[' folder'],
+			['folder '],
+			['folder with space'],
+			['spéciäl földer'],
+			['test single\'quote'],
+		];
 	}
 
 	function loremFileProvider() {
@@ -163,15 +164,16 @@ abstract class Storage extends \Test\TestCase {
 
 
 	public function copyAndMoveProvider() {
-		return array(
-			array('/source.txt', '/target.txt'),
-			array('/source.txt', '/target with space.txt'),
-			array('/source with space.txt', '/target.txt'),
-			array('/source with space.txt', '/target with space.txt'),
-			array('/source.txt', '/tärgét.txt'),
-			array('/sòurcē.txt', '/target.txt'),
-			array('/sòurcē.txt', '/tärgét.txt'),
-		);
+		return [
+			['/source.txt', '/target.txt'],
+			['/source.txt', '/target with space.txt'],
+			['/source with space.txt', '/target.txt'],
+			['/source with space.txt', '/target with space.txt'],
+			['/source.txt', '/tärgét.txt'],
+			['/sòurcē.txt', '/target.txt'],
+			['/sòurcē.txt', '/tärgét.txt'],
+			['/single \' quote.txt', '/tar\'get.txt'],
+		];
 	}
 
 	public function initSourceAndTarget ($source, $target = null) {