also encrypt files in trash bin

apps/encryption/lib/crypto/encryption.php

@@ -321,7 +321,7 @@ class Encryption implements IEncryptionModule {
 	 */
 	public function shouldEncrypt($path) {
 		$parts = explode('/', $path);
-		if (count($parts) < 3) {
+		if (count($parts) < 4) {
 			return false;
 		}
 
@@ -331,6 +331,9 @@ class Encryption implements IEncryptionModule {
 		if ($parts[2] == 'files_versions') {
 			return true;
 		}
+		if ($parts[2] == 'files_trashbin') {
+			return true;
+		}
 
 		return false;
 	}

apps/encryption/tests/lib/crypto/encryptionTest.php

@@ -220,4 +220,29 @@ class EncryptionTest extends TestCase {
 		);
 	}
 
+	/**
+	 * by default the encryption module should encrypt regular files, files in
+	 * files_versions and files in files_trashbin
+	 *
+	 * @dataProvider dataTestShouldEncrypt
+	 */
+	public function testShouldEncrypt($path, $expected) {
+		$this->assertSame($expected,
+			$this->instance->shouldEncrypt($path)
+		);
+	}
+
+	public function dataTestShouldEncrypt() {
+		return array(
+			array('/user1/files/foo.txt', true),
+			array('/user1/files_versions/foo.txt', true),
+			array('/user1/files_trashbin/foo.txt', true),
+			array('/user1/some_folder/foo.txt', false),
+			array('/user1/foo.txt', false),
+			array('/user1/files', false),
+			array('/user1/files_trashbin', false),
+			array('/user1/files_versions', false),
+		);
+	}
+
 }