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| 1 | +<?php |
| 2 | + |
| 3 | +declare(strict_types=1); |
| 4 | + |
| 5 | +/* For licensing terms, see /license.txt */ |
| 6 | + |
| 7 | +namespace Chamilo\CoreBundle\Controller\Api; |
| 8 | + |
| 9 | +use Chamilo\CoreBundle\Entity\Asset; |
| 10 | +use Chamilo\CourseBundle\Entity\CLink; |
| 11 | +use Doctrine\ORM\EntityManagerInterface; |
| 12 | +use Symfony\Component\HttpFoundation\File\File; |
| 13 | +use Symfony\Component\HttpFoundation\Request; |
| 14 | +use Symfony\Component\HttpFoundation\Response; |
| 15 | + |
| 16 | +class CLinkImageController |
| 17 | +{ |
| 18 | + private EntityManagerInterface $entityManager; |
| 19 | + |
| 20 | + public function __construct(EntityManagerInterface $entityManager) |
| 21 | + { |
| 22 | + $this->entityManager = $entityManager; |
| 23 | + } |
| 24 | + |
| 25 | + public function __invoke(CLink $link, Request $request): Response |
| 26 | + { |
| 27 | + $removeImage = $request->request->getBoolean('removeImage', false); |
| 28 | + $file = $request->files->get('customImage'); |
| 29 | + |
| 30 | + if ($removeImage) { |
| 31 | + if ($link->getCustomImage()) { |
| 32 | + $this->entityManager->remove($link->getCustomImage()); |
| 33 | + $link->setCustomImage(null); |
| 34 | + $this->entityManager->persist($link); |
| 35 | + $this->entityManager->flush(); |
| 36 | + |
| 37 | + if (!$file) { |
| 38 | + return new Response('Image removed successfully', Response::HTTP_OK); |
| 39 | + } |
| 40 | + } |
| 41 | + } |
| 42 | + |
| 43 | + if (!$file || !$file->isValid()) { |
| 44 | + return new Response('Invalid or missing file', Response::HTTP_BAD_REQUEST); |
| 45 | + } |
| 46 | + |
| 47 | + try { |
| 48 | + $asset = new Asset(); |
| 49 | + $asset->setFile($file) |
| 50 | + ->setCategory(Asset::LINK) |
| 51 | + ->setTitle($file->getClientOriginalName()); |
| 52 | + |
| 53 | + $this->entityManager->persist($asset); |
| 54 | + $this->entityManager->flush(); |
| 55 | + |
| 56 | + $uploadedFilePath = $file->getPathname(); |
| 57 | + |
| 58 | + $croppedFilePath = $this->cropImage($uploadedFilePath); |
| 59 | + |
| 60 | + if (!file_exists($croppedFilePath)) { |
| 61 | + @unlink($uploadedFilePath); |
| 62 | + return new Response('Error creating cropped image', Response::HTTP_INTERNAL_SERVER_ERROR); |
| 63 | + } |
| 64 | + |
| 65 | + $asset->setFile(new File($croppedFilePath)); |
| 66 | + $this->entityManager->persist($asset); |
| 67 | + $this->entityManager->flush(); |
| 68 | + |
| 69 | + $link->setCustomImage($asset); |
| 70 | + $this->entityManager->persist($link); |
| 71 | + $this->entityManager->flush(); |
| 72 | + |
| 73 | + return new Response('Image uploaded and linked successfully', Response::HTTP_OK); |
| 74 | + |
| 75 | + } catch (\Exception $e) { |
| 76 | + return new Response('Error processing image: ' . $e->getMessage(), Response::HTTP_INTERNAL_SERVER_ERROR); |
| 77 | + } |
| 78 | + } |
| 79 | + |
| 80 | + private function cropImage(string $filePath): string |
| 81 | + { |
| 82 | + [$originalWidth, $originalHeight, $imageType] = getimagesize($filePath); |
| 83 | + |
| 84 | + if (!$originalWidth || !$originalHeight) { |
| 85 | + throw new \RuntimeException('Invalid image file'); |
| 86 | + } |
| 87 | + |
| 88 | + switch ($imageType) { |
| 89 | + case IMAGETYPE_JPEG: |
| 90 | + $sourceImage = imagecreatefromjpeg($filePath); |
| 91 | + break; |
| 92 | + case IMAGETYPE_PNG: |
| 93 | + $sourceImage = imagecreatefrompng($filePath); |
| 94 | + break; |
| 95 | + case IMAGETYPE_GIF: |
| 96 | + $sourceImage = imagecreatefromgif($filePath); |
| 97 | + break; |
| 98 | + default: |
| 99 | + throw new \RuntimeException('Unsupported image type'); |
| 100 | + } |
| 101 | + |
| 102 | + $croppedImage = imagecreatetruecolor(120, 120); |
| 103 | + |
| 104 | + $cropWidth = min($originalWidth, $originalHeight); |
| 105 | + $cropHeight = $cropWidth; |
| 106 | + $srcX = (int) (($originalWidth - $cropWidth) / 2); |
| 107 | + $srcY = (int) (($originalHeight - $cropHeight) / 2); |
| 108 | + |
| 109 | + imagecopyresampled( |
| 110 | + $croppedImage, |
| 111 | + $sourceImage, |
| 112 | + 0, 0, |
| 113 | + $srcX, $srcY, |
| 114 | + $cropWidth, $cropHeight, |
| 115 | + 120, 120 |
| 116 | + ); |
| 117 | + |
| 118 | + $croppedFilePath = sys_get_temp_dir() . '/' . uniqid('cropped_', true) . '.png'; |
| 119 | + imagepng($croppedImage, $croppedFilePath); |
| 120 | + |
| 121 | + imagedestroy($sourceImage); |
| 122 | + imagedestroy($croppedImage); |
| 123 | + |
| 124 | + return $croppedFilePath; |
| 125 | + } |
| 126 | +} |
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