diff options
Diffstat (limited to 'src/controller/ImageUploadController.php')
| -rw-r--r-- | src/controller/ImageUploadController.php | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/src/controller/ImageUploadController.php b/src/controller/ImageUploadController.php deleted file mode 100644 index af9a553..0000000 --- a/src/controller/ImageUploadController.php +++ /dev/null | |||
| @@ -1,191 +0,0 @@ | |||
| 1 | <?php | ||
| 2 | // src/controller/ImageUploadController.php | ||
| 3 | |||
| 4 | declare(strict_types=1); | ||
| 5 | |||
| 6 | use Symfony\Component\HttpFoundation\JsonResponse; | ||
| 7 | |||
| 8 | class ImageUploadController | ||
| 9 | { | ||
| 10 | const ALLOWED_EXTENSIONS = ['jpg', 'jpeg', 'png', 'gif', 'webp', 'tiff', 'tif']; | ||
| 11 | |||
| 12 | static public function imagickCleanAndWriteImage(string $image_data, string $local_path): bool // "string" parce que file_get_contents... | ||
| 13 | { | ||
| 14 | $format = strtolower(pathinfo($local_path)['extension']); | ||
| 15 | try{ | ||
| 16 | $imagick = new Imagick(); | ||
| 17 | $imagick->readImageBlob($image_data); | ||
| 18 | $imagick->stripImage(); // nettoyage métadonnées | ||
| 19 | //$imagick->setImageFormat($format); // inutile, writeImage force la conversion | ||
| 20 | |||
| 21 | // compression | ||
| 22 | switch($format){ | ||
| 23 | case 'jpeg': // particularité du switch, si 'jpeg' le test de 'jpg' est ignoré et on va jusqu'au break | ||
| 24 | case 'jpg': | ||
| 25 | $imagick->setImageCompression(Imagick::COMPRESSION_JPEG); | ||
| 26 | $imagick->setImageCompressionQuality(85); | ||
| 27 | break; | ||
| 28 | case 'webp': | ||
| 29 | $imagick->setImageCompression(Imagick::COMPRESSION_WEBP); | ||
| 30 | $imagick->setImageCompressionQuality(85); | ||
| 31 | break; | ||
| 32 | case 'png': | ||
| 33 | $imagick->setImageCompression(Imagick::COMPRESSION_ZIP); | ||
| 34 | $imagick->setImageCompressionQuality(7); // 9 est sans perte | ||
| 35 | break; | ||
| 36 | case 'tiff': | ||
| 37 | $imagick->setImageCompression(Imagick::COMPRESSION_LZW); // LZW est sans perte | ||
| 38 | break; | ||
| 39 | } | ||
| 40 | |||
| 41 | // enregistrement | ||
| 42 | // writeImage utilise l'extension du fichier et ignore le format détecté | ||
| 43 | // imagemagick est à l'origine une appli console, elle considère que l'extension montre l'intention de l'utilisateur | ||
| 44 | $imagick->writeImage($local_path); // enregistrement | ||
| 45 | $imagick->clear(); | ||
| 46 | $imagick->destroy(); | ||
| 47 | return true; | ||
| 48 | } | ||
| 49 | catch(Exception $e){ | ||
| 50 | return false; | ||
| 51 | } | ||
| 52 | } | ||
| 53 | static public function curlDownloadImage(string $url, int $maxRetries = 3, int $timeout = 10): string|false | ||
| 54 | { | ||
| 55 | $attempt = 0; | ||
| 56 | $imageData = false; | ||
| 57 | |||
| 58 | while($attempt < $maxRetries){ | ||
| 59 | $ch = curl_init($url); // instance de CurlHandle | ||
| 60 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); | ||
| 61 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); | ||
| 62 | curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout); | ||
| 63 | curl_setopt($ch, CURLOPT_TIMEOUT, $timeout); | ||
| 64 | curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true); | ||
| 65 | curl_setopt($ch, CURLOPT_USERAGENT, 'TinyMCE-Image-Downloader'); | ||
| 66 | |||
| 67 | $imageData = curl_exec($ch); | ||
| 68 | $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); | ||
| 69 | //$curlError = curl_error($ch); | ||
| 70 | |||
| 71 | if($imageData !== false && $httpCode >= 200 && $httpCode < 300){ | ||
| 72 | return $imageData; | ||
| 73 | } | ||
| 74 | |||
| 75 | $attempt++; | ||
| 76 | sleep(1); | ||
| 77 | } | ||
| 78 | |||
| 79 | return false; // échec après trois tentatives | ||
| 80 | } | ||
| 81 | |||
| 82 | // téléchargement par le plugin (bouton "insérer une image") | ||
| 83 | static public function imageUploadTinyMce(): JsonResponse | ||
| 84 | { | ||
| 85 | if(!isset($_FILES['file'])){ | ||
| 86 | return new JsonResponse(['message' => 'Erreur 400: Bad Request'], JsonResponse::HTTP_BAD_REQUEST); // code 400 | ||
| 87 | } | ||
| 88 | if(!is_uploaded_file($_FILES['file']['tmp_name'])) { | ||
| 89 | return new JsonResponse(['message' => "Le fichier n'a pas été téléchargé correctement."], JsonResponse::HTTP_BAD_REQUEST); // code 400 | ||
| 90 | } | ||
| 91 | |||
| 92 | $dest = 'user_data/images/'; | ||
| 93 | $dest_mini = 'user_data/images-mini/'; | ||
| 94 | |||
| 95 | // Vérifier si les répertoires existent, sinon les créer | ||
| 96 | if(!is_dir($dest)){ | ||
| 97 | mkdir($dest, 0755, true); | ||
| 98 | } | ||
| 99 | if(!is_dir($dest_mini)){ | ||
| 100 | mkdir($dest_mini, 0755, true); | ||
| 101 | } | ||
| 102 | |||
| 103 | $name = Security::secureFileName(pathinfo($_FILES['file']['name'], PATHINFO_FILENAME)); | ||
| 104 | $extension = strtolower(pathinfo($_FILES['file']['name'], PATHINFO_EXTENSION)); | ||
| 105 | $image_data = file_get_contents($_FILES['file']['tmp_name']); | ||
| 106 | if(!in_array($extension, self::ALLOWED_EXTENSIONS)){ | ||
| 107 | $extension = 'jpeg'; | ||
| 108 | } | ||
| 109 | $local_path = uniqid($dest . $name . '_') . '.' . $extension; | ||
| 110 | |||
| 111 | // créer une miniature de l'image | ||
| 112 | // | ||
| 113 | |||
| 114 | if(self::imagickCleanAndWriteImage($image_data, $local_path)){ // recréer l’image pour la nettoyer | ||
| 115 | return new JsonResponse(['location' => $local_path]); // renvoyer l'URL de l'image téléchargée | ||
| 116 | } | ||
| 117 | else{ | ||
| 118 | return new JsonResponse(['message' => 'Erreur image non valide'], JsonResponse::HTTP_INTERNAL_SERVER_ERROR); // code 500 | ||
| 119 | } | ||
| 120 | } | ||
| 121 | |||
| 122 | // collage de HTML => recherche de balises <img>, téléchargement côté serveur et renvoi de l'adresse sur le serveur | ||
| 123 | static public function uploadImageHtml(): JsonResponse | ||
| 124 | { | ||
| 125 | $json = json_decode(file_get_contents('php://input'), true); | ||
| 126 | |||
| 127 | if(!isset($json['image_url'])){ | ||
| 128 | return new JsonResponse(['message' => "Erreur 400: Bad Request"], JsonResponse::HTTP_BAD_REQUEST); // code 400 | ||
| 129 | } | ||
| 130 | |||
| 131 | $image_data = self::curlDownloadImage($json['image_url']); // téléchargement de l’image par le serveur avec cURL au lieu de file_get_contents | ||
| 132 | if(!$image_data){ | ||
| 133 | return new JsonResponse(['message' => "Erreur, le serveur n'a pas réussi à télécharger l'image."], JsonResponse::HTTP_BAD_REQUEST); // code 400 | ||
| 134 | } | ||
| 135 | |||
| 136 | $dest = 'user_data/images/'; | ||
| 137 | if(!is_dir($dest)){ // Vérifier si le répertoire existe, sinon le créer | ||
| 138 | mkdir($dest, 0755, true); | ||
| 139 | } | ||
| 140 | |||
| 141 | $url_path = parse_url($json['image_url'], PHP_URL_PATH); | ||
| 142 | $name = Security::secureFileName(pathinfo($url_path, PATHINFO_FILENAME)); | ||
| 143 | $extension = strtolower(pathinfo($url_path, PATHINFO_EXTENSION)); | ||
| 144 | if(!in_array($extension, self::ALLOWED_EXTENSIONS) || $extension === 'jpg'){ | ||
| 145 | $extension = 'jpeg'; | ||
| 146 | } | ||
| 147 | $local_path = uniqid($dest . $name . '_') . '.' . $extension; | ||
| 148 | |||
| 149 | if(self::imagickCleanAndWriteImage($image_data, $local_path)){ // recréer l’image pour la nettoyer | ||
| 150 | return new JsonResponse(['location' => $local_path]); // nouvelle adresse | ||
| 151 | } | ||
| 152 | else{ | ||
| 153 | return new JsonResponse(['message' => 'Erreur image non valide', 'format' => $extension], JsonResponse::HTTP_INTERNAL_SERVER_ERROR); // code 500 | ||
| 154 | } | ||
| 155 | } | ||
| 156 | |||
| 157 | // collage simple d'une image (base64 dans le presse-papier) non encapsulée dans du HTML | ||
| 158 | static public function uploadImageBase64(): JsonResponse | ||
| 159 | { | ||
| 160 | $json = json_decode(file_get_contents('php://input'), true); | ||
| 161 | $dest = 'user_data/images/'; | ||
| 162 | |||
| 163 | if(!is_dir($dest)){ | ||
| 164 | mkdir($dest, 0755, true); | ||
| 165 | } | ||
| 166 | |||
| 167 | // détection de data:image/ et de ;base64, et capture du format dans $type | ||
| 168 | if(!isset($json['image_base64']) || !preg_match('/^data:image\/(\w+);base64,/', $json['image_base64'], $type)){ | ||
| 169 | return new JsonResponse(['message' => 'Données image base64 manquantes ou invalides'], JsonResponse::HTTP_BAD_REQUEST); // code 400 | ||
| 170 | } | ||
| 171 | |||
| 172 | $extension = strtolower($type[1]); // dans (\w+) | ||
| 173 | if(!in_array($extension, self::ALLOWED_EXTENSIONS)){ | ||
| 174 | $extension = 'jpeg'; | ||
| 175 | } | ||
| 176 | |||
| 177 | $name = 'pasted_image'; | ||
| 178 | $image_data = base64_decode(substr($json['image_base64'], strpos($json['image_base64'], ',') + 1)); // découpe la chaine à la virgule puis convertit en binaire | ||
| 179 | if($image_data === false){ | ||
| 180 | return new JsonResponse(['message' => 'Décodage base64 invalide'], JsonResponse::HTTP_BAD_REQUEST); // code 400 | ||
| 181 | } | ||
| 182 | $local_path = uniqid($dest . $name . '_') . '.' . $extension; | ||
| 183 | |||
| 184 | if(self::imagickCleanAndWriteImage($image_data, $local_path)){ | ||
| 185 | return new JsonResponse(['location' => $local_path]); | ||
| 186 | } | ||
| 187 | else{ | ||
| 188 | return new JsonResponse(['message' => 'Erreur image non valide', 'format' => $extension], JsonResponse::HTTP_INTERNAL_SERVER_ERROR); // code 500 | ||
| 189 | } | ||
| 190 | } | ||
| 191 | } \ No newline at end of file | ||
