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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\Api; |
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use Chamilo\CoreBundle\Entity\Course; |
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use Chamilo\CoreBundle\Entity\Session; |
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use Chamilo\CourseBundle\Entity\CDocument; |
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use Chamilo\CourseBundle\Entity\CGlossary; |
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use Chamilo\CourseBundle\Repository\CGlossaryRepository; |
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use Doctrine\ORM\EntityManagerInterface; |
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use Mpdf\Mpdf; |
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use Symfony\Component\HttpFoundation\File\UploadedFile; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpKernel\KernelInterface; |
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use Symfony\Contracts\Translation\TranslatorInterface; |
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final class ExportGlossaryToDocumentsAction |
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{ |
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public function __invoke( |
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Request $request, |
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CGlossaryRepository $repo, |
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EntityManagerInterface $em, |
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KernelInterface $kernel, |
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TranslatorInterface $translator |
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): string { |
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$data = json_decode((string) $request->getContent(), true) ?: []; |
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$parentResourceNodeId = (int) ($data['parentResourceNodeId'] ?? 0); |
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// The frontend may send resourceLinkList as a JSON string or as an array. |
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$resourceLinkListRaw = $data['resourceLinkList'] ?? []; |
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if (is_string($resourceLinkListRaw)) { |
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$resourceLinkListRaw = json_decode($resourceLinkListRaw, true) ?: []; |
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} |
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$resourceLinkList = $this->normalizeResourceLinks($resourceLinkListRaw); |
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// Resolve context from resource links. |
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$cid = (int) ($resourceLinkList[0]['cid'] ?? 0); |
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$sid = (int) ($resourceLinkList[0]['sid'] ?? 0); |
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$course = null; |
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$session = null; |
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if ($cid > 0) { |
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$course = $em->getRepository(Course::class)->find($cid); |
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} |
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if ($sid > 0) { |
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$session = $em->getRepository(Session::class)->find($sid); |
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} |
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// Important: export only glossary items for the current course/session context. |
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if ($course) { |
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$qb = $repo->getResourcesByCourse($course, $session, null, null, true, true); |
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// The alias used by getResourcesByCourse() is "resource" (as seen in GetGlossaryCollectionController). |
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$qb->orderBy('resource.title', 'ASC'); |
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/** @var CGlossary[] $glossaryItems */ |
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$glossaryItems = $qb->getQuery()->getResult(); |
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} else { |
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// Fallback to keep behavior resilient if cid is missing. |
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/** @var CGlossary[] $glossaryItems */ |
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$glossaryItems = $repo->findAll(); |
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} |
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$exportPath = $kernel->getCacheDir(); |
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$pdfFilePath = $this->generatePdfFile($glossaryItems, $exportPath, $translator); |
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if (!empty($pdfFilePath) && file_exists($pdfFilePath)) { |
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$fileName = basename($pdfFilePath); |
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// Important: mark as "test" because this file is generated on the server (not uploaded by HTTP). |
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$uploadFile = new UploadedFile( |
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$pdfFilePath, |
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$fileName, |
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'application/pdf', |
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null, |
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true |
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); |
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$document = new CDocument(); |
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$document->setTitle($fileName); |
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$document->setUploadFile($uploadFile); |
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$document->setFiletype('file'); |
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if ($parentResourceNodeId > 0) { |
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$document->setParentResourceNode($parentResourceNodeId); |
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} |
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if (!empty($resourceLinkList)) { |
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$document->setResourceLinkArray($resourceLinkList); |
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} |
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// Save the CDocument entity to the database |
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$em->persist($document); |
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$em->flush(); |
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@unlink($pdfFilePath); |
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} |
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return $pdfFilePath; |
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} |
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/** |
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* @param mixed $links |
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* @return array<int, array{cid:int,sid:int,gid:int,visibility:int}> |
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*/ |
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private function normalizeResourceLinks(mixed $links): array |
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{ |
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if (!is_array($links)) { |
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return []; |
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} |
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$normalized = []; |
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foreach ($links as $link) { |
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if (!is_array($link)) { |
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continue; |
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} |
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$normalized[] = [ |
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'cid' => (int) ($link['cid'] ?? 0), |
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'sid' => (int) ($link['sid'] ?? 0), |
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'gid' => (int) ($link['gid'] ?? 0), |
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'visibility' => (int) ($link['visibility'] ?? 0), |
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]; |
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} |
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return $normalized; |
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} |
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/** |
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* @param CGlossary[] $glossaryItems |
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*/ |
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private function generatePdfFile(array $glossaryItems, string $exportPath, TranslatorInterface $translator): string |
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{ |
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$date = date('Y-m-d'); |
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$suffix = bin2hex(random_bytes(4)); |
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$pdfFileName = 'glossary_'.$date.'_'.$suffix.'.pdf'; |
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$pdfFilePath = rtrim($exportPath, '/').'/'.$pdfFileName; |
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$mpdf = new Mpdf(); |
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$html = '<h1>'.$translator->trans('Glossary').'</h1>'; |
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$html .= '<table border="1" cellpadding="6" cellspacing="0" width="100%">'; |
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$html .= '<tr><th>'.$translator->trans('Term').'</th><th>'.$translator->trans('Term definition').'</th></tr>'; |
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foreach ($glossaryItems as $item) { |
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$term = htmlspecialchars((string) $item->getTitle(), ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'); |
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$def = htmlspecialchars((string) ($item->getDescription() ?? ''), ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'); |
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$html .= '<tr>'; |
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$html .= '<td>'.$term.'</td>'; |
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$html .= '<td>'.$def.'</td>'; |
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$html .= '</tr>'; |
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} |
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$html .= '</table>'; |
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$mpdf->WriteHTML($html); |
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$mpdf->Output($pdfFilePath, 'F'); |
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return $pdfFilePath; |
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} |
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} |
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chamilo /
chamilo-lms
If you suppress an error, we recommend checking for the error condition explicitly: