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<?php |
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declare(strict_types=1); |
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/* For licensing terms, see /license.txt */ |
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namespace Chamilo\CoreBundle\Controller; |
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use Chamilo\CoreBundle\AiProvider\AiProviderFactory; |
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use Chamilo\CoreBundle\Entity\TrackEDefault; |
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use Chamilo\CoreBundle\Entity\TrackEExercise; |
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use Chamilo\CoreBundle\Repository\TrackEAttemptRepository; |
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use Chamilo\CourseBundle\Entity\CQuizAnswer; |
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use Doctrine\ORM\EntityManagerInterface; |
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use Exception; |
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use Question; |
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use Symfony\Bundle\FrameworkBundle\Controller\AbstractController; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\Routing\Annotation\Route; |
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use const FILTER_VALIDATE_BOOLEAN; |
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/** |
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* Controller to handle AI-related functionalities. |
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*/ |
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#[Route('/ai')] |
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class AiController extends AbstractController |
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{ |
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public function __construct( |
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private readonly AiProviderFactory $aiProviderFactory, |
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private readonly TrackEAttemptRepository $attemptRepo, |
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private readonly EntityManagerInterface $em |
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) {} |
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#[Route('/generate_aiken', name: 'chamilo_core_ai_generate_aiken', methods: ['POST'])] |
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public function generateAiken(Request $request): JsonResponse |
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{ |
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try { |
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$data = json_decode($request->getContent(), true); |
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$nQ = (int) ($data['nro_questions'] ?? 0); |
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$language = (string) ($data['language'] ?? 'en'); |
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$topic = trim((string) ($data['quiz_name'] ?? '')); |
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$questionType = $data['question_type'] ?? 'multiple_choice'; |
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$aiProvider = $data['ai_provider'] ?? null; |
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if ($nQ <= 0 || empty($topic)) { |
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return new JsonResponse([ |
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'success' => false, |
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'text' => 'Invalid request parameters. Ensure all fields are filled correctly.', |
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], 400); |
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} |
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$aiService = $this->aiProviderFactory->getProvider($aiProvider); |
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$questions = $aiService->generateQuestions($topic, $nQ, $questionType, $language); |
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if (str_starts_with($questions, 'Error:')) { |
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return new JsonResponse([ |
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'success' => false, |
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'text' => $questions, |
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], 500); |
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} |
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return new JsonResponse([ |
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'success' => true, |
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'text' => trim($questions), |
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]); |
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} catch (Exception $e) { |
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error_log('AI Request failed: '.$e->getMessage()); |
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return new JsonResponse([ |
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'success' => false, |
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'text' => 'An error occurred while generating questions. Please contact the administrator.', |
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], 500); |
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} |
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} |
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#[Route("/open_answer_grade", name:"chamilo_core_ai_open_answer_grade", methods:["POST"])] |
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public function openAnswerGrade(Request $request): JsonResponse |
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{ |
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$exeId = $request->request->getInt('exeId', 0); |
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$questionId = $request->request->getInt('questionId', 0); |
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$courseId = $request->request->getInt('courseId', 0); |
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if (0 === $exeId || 0 === $questionId || 0 === $courseId) { |
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return $this->json(['error' => 'Missing parameters'], 400); |
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} |
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/** @var TrackEExercise $trackExercise */ |
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$trackExercise = $this->em |
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->getRepository(TrackEExercise::class) |
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->find($exeId); |
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if (null === $trackExercise) { |
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return $this->json(['error' => 'Exercise attempt not found'], 404); |
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} |
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$attempt = $this->attemptRepo->findOneBy([ |
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'trackExercise' => $trackExercise, |
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'questionId' => $questionId, |
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'user' => $trackExercise->getUser() |
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]); |
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if (null === $attempt) { |
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return $this->json(['error' => 'Attempt not found'], 404); |
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} |
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$answerText = $attempt->getAnswer(); |
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if (ctype_digit($answerText)) { |
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$cqa = $this->em |
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->getRepository(CQuizAnswer::class) |
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->find((int) $answerText); |
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if ($cqa) { |
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$answerText = $cqa->getAnswer(); |
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} |
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} |
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$courseInfo = api_get_course_info_by_id($courseId); |
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if (empty($courseInfo['real_id'])) { |
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return $this->json(['error' => 'Course info not found'], 500); |
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} |
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$question = Question::read($questionId, $courseInfo); |
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if (false === $question) { |
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return $this->json(['error' => 'Question not found'], 404); |
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} |
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$language = $courseInfo['language'] ?? 'en'; |
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$courseTitle = $courseInfo['title'] ?? ''; |
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$maxScore = $question->selectWeighting(); |
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$questionText = $question->selectTitle(); |
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$prompt = sprintf( |
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"In language %s, for the question: '%s', in the context of %s, provide a score between 0 and %d on one line, then feedback on the next line for the following answer: '%s'.", |
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$language, $questionText, $courseTitle, $maxScore, $answerText |
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); |
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$raw = trim((string) $this->aiProviderFactory |
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->getProvider() |
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->gradeOpenAnswer($prompt, 'open_answer_grade')); |
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if ('' === $raw) { |
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return $this->json(['error' => 'AI request failed'], 500); |
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} |
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if (false !== strpos($raw, "\n")) { |
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[$scoreLine, $feedback] = explode("\n", $raw, 2); |
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} else { |
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$scoreLine = (string) $maxScore; |
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$feedback = $raw; |
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} |
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$score = (int) filter_var($scoreLine, FILTER_SANITIZE_NUMBER_INT); |
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$track = new TrackEDefault(); |
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$track |
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->setDefaultUserId($this->getUser()->getId()) |
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->setDefaultEventType('ai_use_question_feedback') |
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->setDefaultValueType('attempt_id') |
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->setDefaultValue((string)$attempt->getId()) |
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->setDefaultDate(new \DateTime()) |
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->setCId($courseId) |
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->setSessionId(api_get_session_id()); |
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$this->em->persist($track); |
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$this->em->flush(); |
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return $this->json([ |
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'score' => $score, |
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'feedback' => $feedback |
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]); |
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} |
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} |
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chamilo /
chamilo-lms
