Migrate MySQL utf8mb4 check to new SetupCheck API

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

8 files changed, 67 insertions, 109 deletions

diff --git a/apps/settings/composer/composer/autoload_classmap.php b/apps/settings/composer/composer/autoload_classmap.php
index effa9c3b426..80953034208 100644
--- a/apps/settings/composer/composer/autoload_classmap.php
+++ b/apps/settings/composer/composer/autoload_classmap.php
@@ -95,6 +95,7 @@ return array(
     'OCA\\Settings\\SetupChecks\\LegacySSEKeyFormat' => $baseDir . '/../lib/SetupChecks/LegacySSEKeyFormat.php',
     'OCA\\Settings\\SetupChecks\\MaintenanceWindowStart' => $baseDir . '/../lib/SetupChecks/MaintenanceWindowStart.php',
     'OCA\\Settings\\SetupChecks\\MemcacheConfigured' => $baseDir . '/../lib/SetupChecks/MemcacheConfigured.php',
+    'OCA\\Settings\\SetupChecks\\MysqlUnicodeSupport' => $baseDir . '/../lib/SetupChecks/MysqlUnicodeSupport.php',
     'OCA\\Settings\\SetupChecks\\OverwriteCliUrl' => $baseDir . '/../lib/SetupChecks/OverwriteCliUrl.php',
     'OCA\\Settings\\SetupChecks\\PhpDefaultCharset' => $baseDir . '/../lib/SetupChecks/PhpDefaultCharset.php',
     'OCA\\Settings\\SetupChecks\\PhpDisabledFunctions' => $baseDir . '/../lib/SetupChecks/PhpDisabledFunctions.php',
diff --git a/apps/settings/composer/composer/autoload_static.php b/apps/settings/composer/composer/autoload_static.php
index 20834644eb5..9e23bbb47ae 100644
--- a/apps/settings/composer/composer/autoload_static.php
+++ b/apps/settings/composer/composer/autoload_static.php
@@ -110,6 +110,7 @@ class ComposerStaticInitSettings
         'OCA\\Settings\\SetupChecks\\LegacySSEKeyFormat' => __DIR__ . '/..' . '/../lib/SetupChecks/LegacySSEKeyFormat.php',
         'OCA\\Settings\\SetupChecks\\MaintenanceWindowStart' => __DIR__ . '/..' . '/../lib/SetupChecks/MaintenanceWindowStart.php',
         'OCA\\Settings\\SetupChecks\\MemcacheConfigured' => __DIR__ . '/..' . '/../lib/SetupChecks/MemcacheConfigured.php',
+        'OCA\\Settings\\SetupChecks\\MysqlUnicodeSupport' => __DIR__ . '/..' . '/../lib/SetupChecks/MysqlUnicodeSupport.php',
         'OCA\\Settings\\SetupChecks\\OverwriteCliUrl' => __DIR__ . '/..' . '/../lib/SetupChecks/OverwriteCliUrl.php',
         'OCA\\Settings\\SetupChecks\\PhpDefaultCharset' => __DIR__ . '/..' . '/../lib/SetupChecks/PhpDefaultCharset.php',
         'OCA\\Settings\\SetupChecks\\PhpDisabledFunctions' => __DIR__ . '/..' . '/../lib/SetupChecks/PhpDisabledFunctions.php',
diff --git a/apps/settings/lib/AppInfo/Application.php b/apps/settings/lib/AppInfo/Application.php
index 926703ecc1a..2acbc35160b 100644
--- a/apps/settings/lib/AppInfo/Application.php
+++ b/apps/settings/lib/AppInfo/Application.php
@@ -67,6 +67,7 @@ use OCA\Settings\SetupChecks\JavaScriptModules;
 use OCA\Settings\SetupChecks\LegacySSEKeyFormat;
 use OCA\Settings\SetupChecks\MaintenanceWindowStart;
 use OCA\Settings\SetupChecks\MemcacheConfigured;
+use OCA\Settings\SetupChecks\MysqlUnicodeSupport;
 use OCA\Settings\SetupChecks\OverwriteCliUrl;
 use OCA\Settings\SetupChecks\PhpDefaultCharset;
 use OCA\Settings\SetupChecks\PhpDisabledFunctions;
@@ -186,6 +187,7 @@ class Application extends App implements IBootstrap {
 		$context->registerSetupCheck(LegacySSEKeyFormat::class);
 		$context->registerSetupCheck(MaintenanceWindowStart::class);
 		$context->registerSetupCheck(MemcacheConfigured::class);
+		$context->registerSetupCheck(MysqlUnicodeSupport::class);
 		$context->registerSetupCheck(OverwriteCliUrl::class);
 		$context->registerSetupCheck(PhpDefaultCharset::class);
 		$context->registerSetupCheck(PhpDisabledFunctions::class);
diff --git a/apps/settings/lib/Controller/CheckSetupController.php b/apps/settings/lib/Controller/CheckSetupController.php
index 21161be7cf2..bc898060928 100644
--- a/apps/settings/lib/Controller/CheckSetupController.php
+++ b/apps/settings/lib/Controller/CheckSetupController.php
@@ -202,10 +202,6 @@ Raw output
 		return false;
 	}
 
-	protected function isMysqlUsedWithoutUTF8MB4(): bool {
-		return ($this->config->getSystemValue('dbtype', 'sqlite') === 'mysql') && ($this->config->getSystemValue('mysql.utf8mb4', false) === false);
-	}
-
 	protected function isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed(): bool {
 		$objectStore = $this->config->getSystemValue('objectstore', null);
 		$objectStoreMultibucket = $this->config->getSystemValue('objectstore_multibucket', null);
@@ -251,7 +247,6 @@ Raw output
 			[
 				'isFairUseOfFreePushService' => $this->isFairUseOfFreePushService(),
 				'reverseProxyDocs' => $this->urlGenerator->linkToDocs('admin-reverse-proxy'),
-				'isMysqlUsedWithoutUTF8MB4' => $this->isMysqlUsedWithoutUTF8MB4(),
 				'isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed' => $this->isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed(),
 				'reverseProxyGeneratedURL' => $this->urlGenerator->getAbsoluteURL('index.php'),
 				'temporaryDirectoryWritable' => $this->isTemporaryDirectoryWritable(),
diff --git a/apps/settings/lib/SetupChecks/MysqlUnicodeSupport.php b/apps/settings/lib/SetupChecks/MysqlUnicodeSupport.php
new file mode 100644
index 00000000000..c90081c7398
--- /dev/null
+++ b/apps/settings/lib/SetupChecks/MysqlUnicodeSupport.php
@@ -0,0 +1,63 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2023 Côme Chilliet <come.chilliet@nextcloud.com>
+ *
+ * @author Côme Chilliet <come.chilliet@nextcloud.com>
+ *
+ * @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\Settings\SetupChecks;
+
+use OCP\IConfig;
+use OCP\IL10N;
+use OCP\IURLGenerator;
+use OCP\SetupCheck\ISetupCheck;
+use OCP\SetupCheck\SetupResult;
+
+class MysqlUnicodeSupport implements ISetupCheck {
+	public function __construct(
+		private IL10N $l10n,
+		private IConfig $config,
+		private IURLGenerator $urlGenerator,
+	) {
+	}
+
+	public function getName(): string {
+		return $this->l10n->t('MySQL unicode support');
+	}
+
+	public function getCategory(): string {
+		return 'database';
+	}
+
+	public function run(): SetupResult {
+		if ($this->config->getSystemValueString('dbtype') !== 'mysql') {
+			return SetupResult::success($this->l10n->t('You are not using MySQL'));
+		}
+		if ($this->config->getSystemValueBool('mysql.utf8mb4', false)) {
+			return SetupResult::success($this->l10n->t('MySQL is used as database and does support 4-byte characters'));
+		} else {
+			return SetupResult::warning(
+				$this->l10n->t('MySQL is used as database but does not support 4-byte characters. To be able to handle 4-byte characters (like emojis) without issues in filenames or comments for example it is recommended to enable the 4-byte support in MySQL.'),
+				$this->urlGenerator->linkToDocs('admin-mysql-utf8mb4'),
+			);
+		}
+	}
+}
diff --git a/apps/settings/tests/Controller/CheckSetupControllerTest.php b/apps/settings/tests/Controller/CheckSetupControllerTest.php
index bad15a72191..b888e0ce7c8 100644
--- a/apps/settings/tests/Controller/CheckSetupControllerTest.php
+++ b/apps/settings/tests/Controller/CheckSetupControllerTest.php
@@ -118,7 +118,6 @@ class CheckSetupControllerTest extends TestCase {
 				'getCurlVersion',
 				'isPhpOutdated',
 				'isPHPMailerUsed',
-				'isMysqlUsedWithoutUTF8MB4',
 				'isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed',
 			])->getMock();
 	}
@@ -144,11 +143,6 @@ class CheckSetupControllerTest extends TestCase {
 
 		$this->checkSetupController
 			->expects($this->once())
-			->method('isMysqlUsedWithoutUTF8MB4')
-			->willReturn(false);
-
-		$this->checkSetupController
-			->expects($this->once())
 			->method('isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed')
 			->willReturn(true);
 
@@ -186,7 +180,6 @@ class CheckSetupControllerTest extends TestCase {
 		$expected = new DataResponse(
 			[
 				'reverseProxyDocs' => 'reverse-proxy-doc-link',
-				'isMysqlUsedWithoutUTF8MB4' => false,
 				'isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed' => true,
 				'reverseProxyGeneratedURL' => 'https://server/index.php',
 				'isFairUseOfFreePushService' => false,
@@ -653,50 +646,6 @@ Array
 		$this->assertEquals($expected, $this->checkSetupController->getFailedIntegrityCheckFiles());
 	}
 
-	public function dataForIsMysqlUsedWithoutUTF8MB4() {
-		return [
-			['sqlite', false, false],
-			['sqlite', true, false],
-			['postgres', false, false],
-			['postgres', true, false],
-			['oci', false, false],
-			['oci', true, false],
-			['mysql', false, true],
-			['mysql', true, false],
-		];
-	}
-
-	/**
-	 * @dataProvider dataForIsMysqlUsedWithoutUTF8MB4
-	 */
-	public function testIsMysqlUsedWithoutUTF8MB4(string $db, bool $useUTF8MB4, bool $expected) {
-		$this->config->method('getSystemValue')
-			->willReturnCallback(function ($key, $default) use ($db, $useUTF8MB4) {
-				if ($key === 'dbtype') {
-					return $db;
-				}
-				if ($key === 'mysql.utf8mb4') {
-					return $useUTF8MB4;
-				}
-				return $default;
-			});
-
-		$checkSetupController = new CheckSetupController(
-			'settings',
-			$this->request,
-			$this->config,
-			$this->urlGenerator,
-			$this->l10n,
-			$this->checker,
-			$this->logger,
-			$this->tempManager,
-			$this->notificationManager,
-			$this->setupCheckManager,
-		);
-
-		$this->assertSame($expected, $this->invokePrivate($checkSetupController, 'isMysqlUsedWithoutUTF8MB4'));
-	}
-
 	public function dataForIsEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed() {
 		return [
 			['singlebucket', 'OC\\Files\\ObjectStore\\Swift', true],
diff --git a/core/js/setupchecks.js b/core/js/setupchecks.js
index 0be5ceafd36..761fca14ed9 100644
--- a/core/js/setupchecks.js
+++ b/core/js/setupchecks.js
@@ -189,14 +189,6 @@
 						});
 					}
 
-					if (data.isMysqlUsedWithoutUTF8MB4) {
-						messages.push({
-							msg: t('core', 'MySQL is used as database but does not support 4-byte characters. To be able to handle 4-byte characters (like emojis) without issues in filenames or comments for example it is recommended to enable the 4-byte support in MySQL. For further details read {linkstart}the documentation page about this ↗{linkend}.')
-								.replace('{linkstart}', '<a target="_blank" rel="noreferrer noopener" class="external" href="' + OC.theme.docPlaceholderUrl.replace('PLACEHOLDER', 'admin-mysql-utf8mb4') + '">')
-								.replace('{linkend}', '</a>'),
-							type: OC.SetupChecks.MESSAGE_TYPE_WARNING
-						})
-					}
 					if (!data.isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed) {
 						messages.push({
 							msg: t('core', 'This instance uses an S3 based object store as primary storage. The uploaded files are stored temporarily on the server and thus it is recommended to have 50 GB of free space available in the temp directory of PHP. Check the logs for full details about the path and the available space. To improve this please change the temporary directory in the php.ini or make more space available in that path.'),
diff --git a/core/js/tests/specs/setupchecksSpec.js b/core/js/tests/specs/setupchecksSpec.js
index 68325123efb..ef5ed8fbf4d 100644
--- a/core/js/tests/specs/setupchecksSpec.js
+++ b/core/js/tests/specs/setupchecksSpec.js
@@ -224,7 +224,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -261,7 +260,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -298,7 +296,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -336,7 +333,6 @@ describe('OC.SetupChecks tests', function() {
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
 					reverseProxyDocs: 'https://docs.nextcloud.com/foo/bar.html',
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -403,7 +399,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -435,41 +430,6 @@ describe('OC.SetupChecks tests', function() {
 			});
 		});
 
-		it('should return an error if the php version is no longer supported', function(done) {
-			var async = OC.SetupChecks.checkSetup();
-
-			suite.server.requests[0].respond(
-				200,
-				{
-					'Content-Type': 'application/json',
-				},
-				JSON.stringify({
-					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: true,
-					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
-					reverseProxyGeneratedURL: 'https://server',
-					temporaryDirectoryWritable: true,
-					generic: {
-						network: {
-							"Internet connectivity": {
-								severity: "success",
-								description: null,
-								linkToDoc: null
-							}
-						},
-					},
-				})
-			);
-
-			async.done(function( data, s, x ){
-				expect(data).toEqual([{
-					msg: 'MySQL is used as database but does not support 4-byte characters. To be able to handle 4-byte characters (like emojis) without issues in filenames or comments for example it is recommended to enable the 4-byte support in MySQL. For further details read <a target="_blank" rel="noreferrer noopener" class="external" href="https://docs.example.org/admin-mysql-utf8mb4">the documentation page about this ↗</a>.',
-					type: OC.SetupChecks.MESSAGE_TYPE_WARNING
-				}]);
-				done();
-			});
-		});
-
     // THe following test is invalid as the code in core/js/setupchecks.js is calling
     // window.location.protocol which always return http during tests
     // if there is a way to trick window.location.protocol during test, then we could re-activate it
@@ -484,7 +444,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyDocs: 'https://docs.nextcloud.com/foo/bar.html',
 					reverseProxyGeneratedURL: 'http://server',
@@ -520,7 +479,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyDocs: 'https://docs.nextcloud.com/foo/bar.html',
 					reverseProxyGeneratedURL: 'http://server',
@@ -553,7 +511,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: false,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -588,7 +545,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: true,
@@ -630,7 +586,6 @@ describe('OC.SetupChecks tests', function() {
 				},
 				JSON.stringify({
 					isFairUseOfFreePushService: true,
-					isMysqlUsedWithoutUTF8MB4: false,
 					isEnoughTempSpaceAvailableIfS3PrimaryStorageIsUsed: true,
 					reverseProxyGeneratedURL: 'https://server',
 					temporaryDirectoryWritable: false,