feat(testing): add conversion provider to testing app

Signed-off-by: Elizabeth Danzberger <lizzy7128@tutanota.de>

Author: elzody

apps/testing/composer/composer/autoload_classmap.php

@@ -12,6 +12,7 @@
     'OCA\\Testing\\Controller\\ConfigController' => $baseDir . '/../lib/Controller/ConfigController.php',
     'OCA\\Testing\\Controller\\LockingController' => $baseDir . '/../lib/Controller/LockingController.php',
     'OCA\\Testing\\Controller\\RateLimitTestController' => $baseDir . '/../lib/Controller/RateLimitTestController.php',
+    'OCA\\Testing\\Conversion\\ConversionProvider' => $baseDir . '/../lib/Conversion/ConversionProvider.php',
     'OCA\\Testing\\Listener\\GetDeclarativeSettingsValueListener' => $baseDir . '/../lib/Listener/GetDeclarativeSettingsValueListener.php',
     'OCA\\Testing\\Listener\\RegisterDeclarativeSettingsListener' => $baseDir . '/../lib/Listener/RegisterDeclarativeSettingsListener.php',
     'OCA\\Testing\\Listener\\SetDeclarativeSettingsValueListener' => $baseDir . '/../lib/Listener/SetDeclarativeSettingsValueListener.php',

apps/testing/composer/composer/autoload_static.php

@@ -27,6 +27,7 @@ class ComposerStaticInitTesting
         'OCA\\Testing\\Controller\\ConfigController' => __DIR__ . '/..' . '/../lib/Controller/ConfigController.php',
         'OCA\\Testing\\Controller\\LockingController' => __DIR__ . '/..' . '/../lib/Controller/LockingController.php',
         'OCA\\Testing\\Controller\\RateLimitTestController' => __DIR__ . '/..' . '/../lib/Controller/RateLimitTestController.php',
+        'OCA\\Testing\\Conversion\\ConversionProvider' => __DIR__ . '/..' . '/../lib/Conversion/ConversionProvider.php',
         'OCA\\Testing\\Listener\\GetDeclarativeSettingsValueListener' => __DIR__ . '/..' . '/../lib/Listener/GetDeclarativeSettingsValueListener.php',
         'OCA\\Testing\\Listener\\RegisterDeclarativeSettingsListener' => __DIR__ . '/..' . '/../lib/Listener/RegisterDeclarativeSettingsListener.php',
         'OCA\\Testing\\Listener\\SetDeclarativeSettingsValueListener' => __DIR__ . '/..' . '/../lib/Listener/SetDeclarativeSettingsValueListener.php',

apps/testing/lib/AppInfo/Application.php

@@ -7,6 +7,7 @@
 namespace OCA\Testing\AppInfo;
 
 use OCA\Testing\AlternativeHomeUserBackend;
+use OCA\Testing\Conversion\ConversionProvider;
 use OCA\Testing\Listener\GetDeclarativeSettingsValueListener;
 use OCA\Testing\Listener\RegisterDeclarativeSettingsListener;
 use OCA\Testing\Listener\SetDeclarativeSettingsValueListener;
@@ -49,6 +50,8 @@ public function register(IRegistrationContext $context): void {
 		$context->registerTaskProcessingProvider(FakeTranscribeProvider::class);
 		$context->registerTaskProcessingProvider(FakeContextWriteProvider::class);
 
+		$context->registerConversionProvider(ConversionProvider::class);
+
 		$context->registerDeclarativeSettings(DeclarativeSettingsForm::class);
 		$context->registerEventListener(DeclarativeSettingsRegisterFormEvent::class, RegisterDeclarativeSettingsListener::class);
 		$context->registerEventListener(DeclarativeSettingsGetValueEvent::class, GetDeclarativeSettingsValueListener::class);

apps/testing/lib/Conversion/ConversionProvider.php

@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Testing\Conversion;
+
+use OCP\Conversion\ConversionMimeTuple;
+use OCP\Conversion\IConversionProvider;
+use OCP\Files\File;
+
+class ConversionProvider implements IConversionProvider {
+
+	public function getName(): string {
+		return 'testing';
+	}
+
+	public function getSupportedMimeTypes(): array {
+		$jpegConversions = new ConversionMimeTuple('image/jpeg', [
+			'image/png',
+		]);
+
+		return [$jpegConversions];
+	}
+
+	public function convertFile(File $file, string $targetMimeType): mixed {
+		$image = imagecreatefromstring($file->getContent());
+		
+		imagepalettetotruecolor($image);
+
+		ob_start();
+		imagepng($image);
+		return ob_get_clean();
+	}
+}