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<?php |
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namespace LaravelDownloadUtil\Archivers; |
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use Carbon\Carbon; |
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use Closure; |
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use Illuminate\Filesystem\FilesystemAdapter; |
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use Illuminate\Support\Facades\Storage; |
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use Illuminate\Support\Str; |
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use ZipArchive; |
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class ZipArchiver |
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{ |
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protected string $ext = 'zip'; |
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protected FilesystemAdapter $storage; |
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protected ?Closure $archiveCreationCallback = null; |
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public function __construct(?FilesystemAdapter $storage = null) |
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{ |
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$this->storage = $storage ?? Storage::disk(config('download-util.storage.default')); |
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} |
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public function setExtension(string $ext): static |
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{ |
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$this->ext = ltrim($ext, '.'); |
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return $this; |
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} |
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public function setArchiveCreationCallback(?Closure $callback): static |
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{ |
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$this->archiveCreationCallback = $callback; |
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return $this; |
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} |
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public function create(array $files, ?string $filePrefix = null): ?string |
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{ |
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$filePrefix = $filePrefix ?: Carbon::now()->format('Y-m-d-his'); |
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$archive = new ZipArchive; |
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$archiveFileName = $this->findArchiveFileName($filePrefix); |
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$this->ensureDirectoryExists($archiveFileName); |
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if (!empty($files) |
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&& $archive->open($this->storage->path($archiveFileName), ZipArchive::CREATE) === true |
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) { |
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$this->addFilesToArchive($archive, $files); |
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if ($archive->close()) { |
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return $archiveFileName; |
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} |
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} |
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return null; |
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} |
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protected function addFilesToArchive(ZipArchive $archive, array $files): ZipArchive |
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{ |
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if ($this->archiveCreationCallback && is_callable($this->archiveCreationCallback)) { |
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call_user_func_array($this->archiveCreationCallback, [ |
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$archive, |
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$files, |
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$this->storage, |
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]); |
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} else { |
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foreach ($files as $file) { |
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$archive->addFile($file); |
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} |
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} |
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return $archive; |
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} |
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protected function findArchiveFileName(string $filePrefix): string |
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{ |
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$archiveFileName = "{$filePrefix}.{$this->ext}"; |
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$counter = 1; |
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while ($this->storage->exists($archiveFileName)) { |
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if ($counter > config('download-util.archiver.name_duplication_limiter', 1000)) { |
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$uuid = Str::uuid(); |
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$archiveFileName = "{$filePrefix}__{$uuid}.{$this->ext}"; |
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break; |
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} |
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$archiveFileName = "{$filePrefix}__{$counter}.{$this->ext}"; |
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$counter++; |
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} |
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return $archiveFileName; |
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} |
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protected function ensureDirectoryExists(string $archiveFileName): void |
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{ |
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$folderPath = Str::beforeLast($archiveFileName, '/'); |
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if ($folderPath != $archiveFileName && !$this->storage->directoryExists($folderPath)) { |
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$this->storage->createDirectory($folderPath); |
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} |
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} |
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} |
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dev-think-one /
laravel-download-util
