From 0b12eb06403687d700fdcfc130f3dcc7164518ea Mon Sep 17 00:00:00 2001
From: Morris Jobke <hey@morrisjobke.de>
Date: Thu, 2 Mar 2017 12:12:19 -0600
Subject: [PATCH] Execute UpdateLanguageCode only once

Signed-off-by: Morris Jobke <hey@morrisjobke.de>
---
 .../Repair/NC12/UpdateLanguageCodes.php       | 15 ++++++++++-
 .../Repair/NC12/UpdateLanguageCodesTest.php   | 26 ++++++++++++++++++-
 2 files changed, 39 insertions(+), 2 deletions(-)

diff --git a/lib/private/Repair/NC12/UpdateLanguageCodes.php b/lib/private/Repair/NC12/UpdateLanguageCodes.php
index ed65a5cbbe..69f06df83e 100644
--- a/lib/private/Repair/NC12/UpdateLanguageCodes.php
+++ b/lib/private/Repair/NC12/UpdateLanguageCodes.php
@@ -23,6 +23,7 @@
 
 namespace OC\Repair\NC12;
 
+use OCP\IConfig;
 use OCP\IDBConnection;
 use OCP\Migration\IOutput;
 use OCP\Migration\IRepairStep;
@@ -31,11 +32,16 @@ class UpdateLanguageCodes implements IRepairStep {
 	/** @var IDBConnection */
 	private $connection;
 
+	/** @var IConfig */
+	private $config;
+
 	/**
 	 * @param IDBConnection $db
 	 */
-	public function __construct(IDBConnection $connection) {
+	public function __construct(IDBConnection $connection,
+								IConfig $config) {
 		$this->connection = $connection;
+		$this->config = $config;
 	}
 
 	/**
@@ -49,6 +55,13 @@ class UpdateLanguageCodes implements IRepairStep {
 	 * {@inheritdoc}
 	 */
 	public function run(IOutput $output) {
+
+		$versionFromBeforeUpdate = $this->config->getSystemValue('version', '0.0.0');
+
+		if (version_compare($versionFromBeforeUpdate, '12.0.0.13', '>')) {
+			return;
+		}
+
 		$languages = [
 			'bg_BG' => 'bg',
 			'cs_CZ' => 'cs',
diff --git a/tests/lib/Repair/NC12/UpdateLanguageCodesTest.php b/tests/lib/Repair/NC12/UpdateLanguageCodesTest.php
index 95ccd0935a..dfb5ea099f 100644
--- a/tests/lib/Repair/NC12/UpdateLanguageCodesTest.php
+++ b/tests/lib/Repair/NC12/UpdateLanguageCodesTest.php
@@ -24,6 +24,7 @@
 namespace Test\Repair\NC12;
 
 use OC\Repair\NC12\UpdateLanguageCodes;
+use OCP\IConfig;
 use OCP\Migration\IOutput;
 use Test\TestCase;
 
@@ -38,10 +39,14 @@ class UpdateLanguageCodesTest extends TestCase {
 	/** @var \OCP\IDBConnection */
 	protected $connection;
 
+	/** @var IConfig | \PHPUnit_Framework_MockObject_MockObject */
+	private $config;
+
 	protected function setUp() {
 		parent::setUp();
 
 		$this->connection = \OC::$server->getDatabaseConnection();
+		$this->config = $this->createMock(IConfig::class);
 	}
 
 	public function testRun() {
@@ -112,8 +117,13 @@ class UpdateLanguageCodesTest extends TestCase {
 			->method('info')
 			->with('Changed 2 setting(s) from "th_TH" to "th" in preferences table.');
 
+		$this->config->expects($this->once())
+			->method('getSystemValue')
+			->with('version', '0.0.0')
+			->willReturn('12.0.0.13');
+
 		// run repair step
-		$repair = new UpdateLanguageCodes($this->connection);
+		$repair = new UpdateLanguageCodes($this->connection, $this->config);
 		$repair->run($outputMock);
 
 		// check if test data is correctly modified in DB
@@ -147,4 +157,18 @@ class UpdateLanguageCodesTest extends TestCase {
 		}
 	}
 
+	public function testSecondRun() {
+		/** @var IOutput|\PHPUnit_Framework_MockObject_MockObject $outputMock */
+		$outputMock = $this->createMock(IOutput::class);
+
+		$this->config->expects($this->once())
+			->method('getSystemValue')
+			->with('version', '0.0.0')
+			->willReturn('12.0.0.14');
+
+		// run repair step
+		$repair = new UpdateLanguageCodes($this->connection, $this->config);
+		$repair->run($outputMock);
+	}
+
 }