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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Jingga |
| 5 | * |
| 6 | * PHP Version 8.1 |
| 7 | * |
| 8 | * @package Modules\Media\Models |
| 9 | * @copyright Dennis Eichhorn |
| 10 | * @license OMS License 2.0 |
| 11 | * @version 1.0.0 |
| 12 | * @link https://jingga.app |
| 13 | */ |
| 14 | declare(strict_types=1); |
| 15 | |
| 16 | namespace Modules\Media\Models; |
| 17 | |
| 18 | use phpOMS\Log\FileLogger; |
| 19 | use phpOMS\Security\EncryptionHelper; |
| 20 | use phpOMS\System\File\Local\Directory; |
| 21 | use phpOMS\System\File\Local\File; |
| 22 | |
| 23 | /** |
| 24 | * Upload. |
| 25 | * |
| 26 | * @package Modules\Media\Models |
| 27 | * @license OMS License 2.0 |
| 28 | * @link https://jingga.app |
| 29 | * @since 1.0.0 |
| 30 | * @codeCoverageIgnore |
| 31 | */ |
| 32 | class UploadFile |
| 33 | { |
| 34 | /** |
| 35 | * Limit of iterations to find a possible random path for the file to upload to. |
| 36 | * |
| 37 | * @var int |
| 38 | * @since 1.0.0 |
| 39 | */ |
| 40 | private const PATH_GENERATION_LIMIT = 1000; |
| 41 | |
| 42 | /** |
| 43 | * Image interlaced. |
| 44 | * |
| 45 | * @var bool |
| 46 | * @since 1.0.0 |
| 47 | */ |
| 48 | public bool $isInterlaced = true; |
| 49 | |
| 50 | /** |
| 51 | * Upload max size. |
| 52 | * |
| 53 | * @var int |
| 54 | * @since 1.0.0 |
| 55 | */ |
| 56 | public int $maxSize = 50000000; |
| 57 | |
| 58 | /** |
| 59 | * Allowed mime types. |
| 60 | * |
| 61 | * @var string[] |
| 62 | * @since 1.0.0 |
| 63 | */ |
| 64 | private $allowedTypes = []; |
| 65 | |
| 66 | /** |
| 67 | * Output directory. |
| 68 | * |
| 69 | * @var string |
| 70 | * @since 1.0.0 |
| 71 | */ |
| 72 | public string $outputDir = __DIR__ . '/../../Modules/Media/Files'; |
| 73 | |
| 74 | /** |
| 75 | * Output file name. |
| 76 | * |
| 77 | * @var bool |
| 78 | * @since 1.0.0 |
| 79 | */ |
| 80 | public bool $preserveFileName = true; |
| 81 | |
| 82 | /** |
| 83 | * Upload file to server. |
| 84 | * |
| 85 | * @param array $files File data ($_FILE) |
| 86 | * @param string[] $fileNames File name |
| 87 | * @param bool $absolute Use absolute path |
| 88 | * @param string $encryptionKey Encryption key |
| 89 | * @param string $encoding Encoding used for uploaded file. Empty string will not convert file content. |
| 90 | * |
| 91 | * @return array |
| 92 | * |
| 93 | * @throws \Exception |
| 94 | * |
| 95 | * @since 1.0.0 |
| 96 | */ |
| 97 | public function upload( |
| 98 | array $files, |
| 99 | array $fileNames = [], |
| 100 | bool $absolute = false, |
| 101 | string $encryptionKey = '', |
| 102 | string $encoding = 'UTF-8' |
| 103 | ) : array |
| 104 | { |
| 105 | $result = []; |
| 106 | $fileNames = $this->preserveFileName || \count($files) !== \count($fileNames) ? [] : $fileNames; |
| 107 | |
| 108 | if (\count($files) === \count($files, \COUNT_RECURSIVE)) { |
| 109 | $files = [$files]; |
| 110 | } |
| 111 | |
| 112 | if (!$absolute && \count($files) > 1) { |
| 113 | $this->outputDir = $this->findOutputDir(); |
| 114 | } |
| 115 | |
| 116 | $fCounter = -1; |
| 117 | foreach ($files as $key => $f) { |
| 118 | if (!isset($f['name'], $f['tmp_name'], $f['size'])) { |
| 119 | return []; |
| 120 | } |
| 121 | |
| 122 | ++$fCounter; |
| 123 | |
| 124 | $path = $this->outputDir; |
| 125 | |
| 126 | $subdir = ''; |
| 127 | if (($last = \strripos($f['name'], '/')) !== false) { |
| 128 | $subdir = \substr($f['name'], 0, $last); |
| 129 | $f['name'] = \substr($f['name'], $last + 1); |
| 130 | } |
| 131 | |
| 132 | if (!\is_file($f['tmp_name'])) { |
| 133 | $result[$key]['status'] = UploadStatus::FILE_NOT_FOUND; |
| 134 | |
| 135 | return $result; |
| 136 | } |
| 137 | |
| 138 | if ($path === '') { |
| 139 | $path = File::dirpath($f['tmp_name']); |
| 140 | } |
| 141 | |
| 142 | if ($subdir !== '') { |
| 143 | $path .= '/' . $subdir; |
| 144 | } |
| 145 | |
| 146 | $result[$key] = []; |
| 147 | $result[$key]['status'] = UploadStatus::OK; |
| 148 | |
| 149 | if (!isset($f['error'])) { |
| 150 | $result[$key]['status'] = UploadStatus::WRONG_PARAMETERS; |
| 151 | |
| 152 | return $result; |
| 153 | } elseif ($f['error'] !== \UPLOAD_ERR_OK) { |
| 154 | $result[$key]['status'] = $this->getUploadError($f['error']); |
| 155 | |
| 156 | return $result; |
| 157 | } |
| 158 | |
| 159 | $result[$key]['size'] = $f['size']; |
| 160 | |
| 161 | if ($f['size'] > $this->maxSize) { |
| 162 | $result[$key]['status'] = UploadStatus::CONFIG_SIZE; |
| 163 | |
| 164 | return $result; |
| 165 | } |
| 166 | |
| 167 | if (!empty($this->allowedTypes) && !\in_array($f['type'], $this->allowedTypes, true)) { |
| 168 | $result[$key]['status'] = UploadStatus::WRONG_EXTENSION; |
| 169 | |
| 170 | return $result; |
| 171 | } |
| 172 | |
| 173 | $split = \explode('.', $f['name']); |
| 174 | $result[$key]['filename'] = empty($fileNames) ? $f['name'] : $fileNames[$fCounter]; |
| 175 | $result[$key]['extension'] = ($c = \count($split)) > 1 ? $split[$c - 1] : ''; |
| 176 | |
| 177 | if (!$this->preserveFileName || \is_file($path . '/' . $result[$key]['filename'])) { |
| 178 | try { |
| 179 | $result[$key]['filename'] = $this->createFileName( |
| 180 | $path, |
| 181 | $this->preserveFileName ? $result[$key]['filename'] : '', |
| 182 | $result[$key]['extension'] |
| 183 | ); |
| 184 | } catch (\Throwable $_) { |
| 185 | $result[$key]['filename'] = $f['name']; |
| 186 | $result[$key]['status'] = UploadStatus::FAILED_HASHING; |
| 187 | |
| 188 | return $result; |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | if (!\is_dir($path) && !Directory::create($path, 0755, true)) { |
| 193 | FileLogger::getInstance()->error('Couldn\t upload media file. There maybe is a problem with your permission or uploaded file.'); |
| 194 | } |
| 195 | |
| 196 | if (!\rename($f['tmp_name'], $dest = $path . '/' . $result[$key]['filename'])) { |
| 197 | $result[$key]['status'] = UploadStatus::NOT_MOVABLE; |
| 198 | |
| 199 | return $result; |
| 200 | } |
| 201 | |
| 202 | if ($encryptionKey !== '') { |
| 203 | $isEncrypted = EncryptionHelper::encryptFile($dest, $dest, $encryptionKey); |
| 204 | |
| 205 | if (!$isEncrypted) { |
| 206 | $result[$key]['status'] = UploadStatus::NOT_ENCRYPTABLE; |
| 207 | |
| 208 | return $result; |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | /* |
| 213 | if ($this->isInterlaced && \in_array($extension, FileUtils::IMAGE_EXTENSION)) { |
| 214 | //$this->interlace($extension, $dest); |
| 215 | } |
| 216 | */ |
| 217 | |
| 218 | /* |
| 219 | if ($encoding !== '') { |
| 220 | // changing encoding bugs out image files |
| 221 | //FileUtils::changeFileEncoding($dest, $encoding); |
| 222 | }*/ |
| 223 | |
| 224 | $result[$key]['path'] = $path; |
| 225 | } |
| 226 | |
| 227 | return $result; |
| 228 | } |
| 229 | |
| 230 | /** |
| 231 | * Create file name if file already exists or if file name should be random. |
| 232 | * |
| 233 | * @param string $path Path where file should be saved |
| 234 | * @param string $tempName Temp. file name generated during upload |
| 235 | * @param string $extension Extension name |
| 236 | * |
| 237 | * @return string |
| 238 | * |
| 239 | * @throws \Exception This exception is thrown if the file couldn't be created |
| 240 | * |
| 241 | * @since 1.0.0 |
| 242 | */ |
| 243 | private function createFileName(string $path, string $tempName, string $extension) : string |
| 244 | { |
| 245 | $rnd = ''; |
| 246 | $limit = -1; |
| 247 | |
| 248 | $nameWithoutExtension = empty($tempName) |
| 249 | ? '' |
| 250 | : (empty($extension) |
| 251 | ? $tempName |
| 252 | : \substr($tempName, 0, -\strlen($extension) - 1) |
| 253 | ); |
| 254 | |
| 255 | $fileName = $tempName; |
| 256 | |
| 257 | while (\is_file($path . '/' . $fileName)) { |
| 258 | if ($limit >= self::PATH_GENERATION_LIMIT) { |
| 259 | throw new \Exception('No file path could be found. Potential attack!'); |
| 260 | } |
| 261 | |
| 262 | ++$limit; |
| 263 | $tempName = empty($nameWithoutExtension) |
| 264 | ? \sha1($tempName . $rnd) |
| 265 | : $nameWithoutExtension . ($limit === 1 ? '' : '_' . $rnd); |
| 266 | |
| 267 | $fileName = empty($extension) |
| 268 | ? $tempName |
| 269 | : $tempName . '.' . $extension; |
| 270 | |
| 271 | $rnd = \bin2hex(\random_bytes(3)); |
| 272 | } |
| 273 | |
| 274 | return $fileName; |
| 275 | } |
| 276 | |
| 277 | /** |
| 278 | * Make image interlace |
| 279 | * |
| 280 | * @param string $extension Image extension |
| 281 | * @param string $path File path |
| 282 | * |
| 283 | * @return void |
| 284 | * |
| 285 | * @since 1.0.0 |
| 286 | */ |
| 287 | /* |
| 288 | private function interlace(string $extension, string $path) : void |
| 289 | { |
| 290 | if ($extension === 'png') { |
| 291 | $img = \imagecreatefrompng($path); |
| 292 | } elseif ($extension === 'jpg' || $extension === 'jpeg') { |
| 293 | $img = \imagecreatefromjpeg($path); |
| 294 | } else { |
| 295 | $img = \imagecreatefromgif($path); |
| 296 | } |
| 297 | |
| 298 | if ($img === false) { |
| 299 | return; |
| 300 | } |
| 301 | |
| 302 | \imageinterlace($img, $this->isInterlaced); |
| 303 | |
| 304 | if ($extension === 'png') { |
| 305 | \imagepng($img, $path); |
| 306 | } elseif ($extension === 'jpg' || $extension === 'jpeg') { |
| 307 | \imagejpeg($img, $path); |
| 308 | } else { |
| 309 | \imagegif($img, $path); |
| 310 | } |
| 311 | |
| 312 | \imagedestroy($img); |
| 313 | } |
| 314 | */ |
| 315 | |
| 316 | /** |
| 317 | * Find unique output path for batch of files |
| 318 | * |
| 319 | * @return string |
| 320 | * |
| 321 | * @since 1.0.0 |
| 322 | */ |
| 323 | private function findOutputDir() : string |
| 324 | { |
| 325 | $rndPath = ''; |
| 326 | |
| 327 | do { |
| 328 | $rndPath = \str_pad(\dechex(\mt_rand(0, 65535)), 4, '0', \STR_PAD_LEFT); |
| 329 | } while (\is_dir($this->outputDir . '/_' . $rndPath)); |
| 330 | |
| 331 | return $this->outputDir . '/_' . $rndPath; |
| 332 | } |
| 333 | |
| 334 | /** |
| 335 | * Get upload error |
| 336 | * |
| 337 | * @param mixed $error Error type |
| 338 | * |
| 339 | * @return int |
| 340 | * |
| 341 | * @since 1.0.0 |
| 342 | */ |
| 343 | private function getUploadError($error) : int |
| 344 | { |
| 345 | switch ($error) { |
| 346 | case \UPLOAD_ERR_NO_FILE: |
| 347 | return UploadStatus::NOTHING_UPLOADED; |
| 348 | case \UPLOAD_ERR_INI_SIZE: |
| 349 | case \UPLOAD_ERR_FORM_SIZE: |
| 350 | return UploadStatus::UPLOAD_SIZE; |
| 351 | default: |
| 352 | return UploadStatus::UNKNOWN_ERROR; |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | /** |
| 357 | * @return string[] |
| 358 | * |
| 359 | * @since 1.0.0 |
| 360 | */ |
| 361 | public function getAllowedTypes() : array |
| 362 | { |
| 363 | return $this->allowedTypes; |
| 364 | } |
| 365 | |
| 366 | /** |
| 367 | * @param string[] $allowedTypes Allowed file types |
| 368 | * |
| 369 | * @return void |
| 370 | * |
| 371 | * @since 1.0.0 |
| 372 | */ |
| 373 | public function setAllowedTypes(array $allowedTypes) : void |
| 374 | { |
| 375 | $this->allowedTypes = $allowedTypes; |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * @param string $allowedTypes Allowed file types |
| 380 | * |
| 381 | * @return void |
| 382 | * |
| 383 | * @since 1.0.0 |
| 384 | */ |
| 385 | public function addAllowedTypes(string $allowedTypes) : void |
| 386 | { |
| 387 | $this->allowedTypes[] = $allowedTypes; |
| 388 | } |
| 389 | } |