AI admin settings: Use config values in AI feature managers

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

apps/settings/lib/Settings/Admin/ArtificialIntelligence.php

@@ -112,7 +112,7 @@ class ArtificialIntelligence implements IDelegatedSettings {
 			$value = $defaultValue;
 			$json = $this->config->getAppValue('core', $key, '');
 			if ($json !== '') {
-				$value = json_decode($json, JSON_OBJECT_AS_ARRAY);
+				$value = json_decode($json, true);
 				switch($key) {
 					case 'ai.textprocessing_provider_preferences':
 						// fill $value with $defaultValue values

lib/private/SpeechToText/SpeechToTextManager.php

@@ -34,6 +34,7 @@ use OCP\BackgroundJob\IJobList;
 use OCP\Files\File;
 use OCP\Files\InvalidPathException;
 use OCP\Files\NotFoundException;
+use OCP\IConfig;
 use OCP\IServerContainer;
 use OCP\PreConditionNotMetException;
 use OCP\SpeechToText\ISpeechToTextManager;
@@ -53,6 +54,7 @@ class SpeechToTextManager implements ISpeechToTextManager {
 		private Coordinator $coordinator,
 		private LoggerInterface $logger,
 		private IJobList $jobList,
+		private IConfig $config,
 	) {
 	}
 
@@ -111,7 +113,18 @@ class SpeechToTextManager implements ISpeechToTextManager {
 			throw new PreConditionNotMetException('No SpeechToText providers have been registered');
 		}
 
-		foreach ($this->getProviders() as $provider) {
+		$providers = $this->getProviders();
+
+		$json = $this->config->getAppValue('core', 'ai.stt_provider', '');
+		if ($json !== '') {
+			$className = json_decode($json, true);
+			$provider = current(array_filter($providers, fn ($provider) => $provider::class === $className));
+			if ($provider !== false) {
+				$providers = [$provider];
+			}
+		}
+
+		foreach ($providers as $provider) {
 			try {
 				return $provider->transcribeFile($file);
 			} catch (\Throwable $e) {

lib/private/TextProcessing/Manager.php

@@ -27,6 +27,7 @@ namespace OC\TextProcessing;
 
 use OC\AppFramework\Bootstrap\Coordinator;
 use OC\TextProcessing\Db\Task as DbTask;
+use OCP\IConfig;
 use OCP\TextProcessing\Task as OCPTask;
 use OC\TextProcessing\Db\TaskMapper;
 use OCP\AppFramework\Db\DoesNotExistException;
@@ -52,6 +53,7 @@ class Manager implements IManager {
 		private LoggerInterface $logger,
 		private IJobList $jobList,
 		private TaskMapper $taskMapper,
+		private IConfig $config,
 	) {
 	}
 
@@ -111,7 +113,21 @@ class Manager implements IManager {
 		if (!$this->canHandleTask($task)) {
 			throw new PreConditionNotMetException('No text processing provider is installed that can handle this task');
 		}
-		foreach ($this->getProviders() as $provider) {
+		$providers = $this->getProviders();
+		$json = $this->config->getAppValue('core', 'ai.textprocessing_provider_preferences', '');
+		if ($json !== '') {
+			$preferences = json_decode($json, true);
+			if (isset($preferences[$task->getType()])) {
+				// If a preference for this task type is set, move the preferred provider to the start
+				$provider = current(array_filter($providers, fn ($provider) => $provider::class === $preferences[$task->getType()]));
+				if ($provider !== false) {
+					$providers = array_filter($providers, fn ($p) => $p !== $provider);
+					array_unshift($providers, $provider);
+				}
+			}
+		}
+
+		foreach ($providers as $provider) {
 			if (!$task->canUseProvider($provider)) {
 				continue;
 			}

lib/private/Translation/TranslationManager.php

@@ -28,6 +28,7 @@ namespace OC\Translation;
 
 use InvalidArgumentException;
 use OC\AppFramework\Bootstrap\Coordinator;
+use OCP\IConfig;
 use OCP\IServerContainer;
 use OCP\PreConditionNotMetException;
 use OCP\Translation\CouldNotTranslateException;
@@ -48,6 +49,7 @@ class TranslationManager implements ITranslationManager {
 		private IServerContainer $serverContainer,
 		private Coordinator $coordinator,
 		private LoggerInterface $logger,
+		private IConfig $config,
 	) {
 	}
 
@@ -64,8 +66,25 @@ class TranslationManager implements ITranslationManager {
 			throw new PreConditionNotMetException('No translation providers available');
 		}
 
+		$providers = $this->getProviders();
+		$json = $this->config->getAppValue('core', 'ai.translation_provider_preferences', '');
+
+		if ($json !== '') {
+			$precedence = json_decode($json, true);
+			$newProviders = [];
+			foreach ($precedence as $className) {
+				$provider = current(array_filter($providers, fn ($provider) => $provider::class === $className));
+				if ($provider !== false) {
+					$newProviders[] = $provider;
+				}
+			}
+			// Add all providers that haven't been added so far
+			$newProviders += array_udiff($providers, $newProviders, fn ($a, $b) => $a::class > $b::class ? 1 : ($a::class < $b::class ? -1 : 0));
+			$providers = $newProviders;
+		}
+
 		if ($fromLanguage === null) {
-			foreach ($this->getProviders() as $provider) {
+			foreach ($providers as $provider) {
 				if ($provider instanceof IDetectLanguageProvider) {
 					$fromLanguage = $provider->detectLanguage($text);
 				}
@@ -84,11 +103,11 @@ class TranslationManager implements ITranslationManager {
 			return $text;
 		}
 
-		foreach ($this->getProviders() as $provider) {
+		foreach ($providers as $provider) {
 			try {
 				return $provider->translate($fromLanguage, $toLanguage, $text);
 			} catch (RuntimeException $e) {
-				$this->logger->warning("Failed to translate from {$fromLanguage} to {$toLanguage}", ['exception' => $e]);
+				$this->logger->warning("Failed to translate from {$fromLanguage} to {$toLanguage} using provider {$provider->getName()}", ['exception' => $e]);
 			}
 		}