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<?php |
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declare(strict_types=1); |
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namespace Shlinkio\Shlink\IpGeolocation\GeoLite2; |
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use Fig\Http\Message\RequestMethodInterface as RequestMethod; |
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use GuzzleHttp\ClientInterface; |
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use GuzzleHttp\Exception\GuzzleException; |
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use GuzzleHttp\RequestOptions; |
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use PharData; |
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use Shlinkio\Shlink\IpGeolocation\Exception\RuntimeException; |
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use Symfony\Component\Filesystem\Exception as FilesystemException; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Throwable; |
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use function sprintf; |
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class DbUpdater implements DbUpdaterInterface |
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{ |
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private const DB_COMPRESSED_FILE = 'GeoLite2-City.tar.gz'; |
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private const DB_DECOMPRESSED_FILE = 'GeoLite2-City.mmdb'; |
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/** @var ClientInterface */ |
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private $httpClient; |
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/** @var Filesystem */ |
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private $filesystem; |
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/** @var GeoLite2Options */ |
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private $options; |
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public function __construct(ClientInterface $httpClient, Filesystem $filesystem, GeoLite2Options $options) |
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{ |
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$this->httpClient = $httpClient; |
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$this->filesystem = $filesystem; |
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$this->options = $options; |
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} |
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/** |
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* @throws RuntimeException |
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*/ |
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public function downloadFreshCopy(?callable $handleProgress = null): void |
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{ |
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$tempDir = $this->options->getTempDir(); |
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$compressedFile = sprintf('%s/%s', $tempDir, self::DB_COMPRESSED_FILE); |
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$this->downloadDbFile($compressedFile, $handleProgress); |
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$tempFullPath = $this->extractDbFile($compressedFile, $tempDir); |
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$this->copyNewDbFile($tempFullPath); |
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$this->deleteTempFiles([$compressedFile, $tempFullPath]); |
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} |
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private function downloadDbFile(string $dest, ?callable $handleProgress = null): void |
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{ |
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try { |
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$this->httpClient->request(RequestMethod::METHOD_GET, $this->options->getDownloadFrom(), [ |
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RequestOptions::SINK => $dest, |
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RequestOptions::PROGRESS => $handleProgress, |
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]); |
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} catch (Throwable | GuzzleException $e) { |
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throw new RuntimeException( |
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'An error occurred while trying to download a fresh copy of the GeoLite2 database', |
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0, |
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$e |
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); |
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} |
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} |
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private function extractDbFile(string $compressedFile, string $tempDir): string |
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{ |
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try { |
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$phar = new PharData($compressedFile); |
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$internalPathToDb = sprintf('%s/%s', $phar->getBasename(), self::DB_DECOMPRESSED_FILE); |
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$phar->extractTo($tempDir, $internalPathToDb, true); |
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return sprintf('%s/%s', $tempDir, $internalPathToDb); |
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} catch (Throwable $e) { |
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throw new RuntimeException( |
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sprintf('An error occurred while trying to extract the GeoLite2 database from %s', $compressedFile), |
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0, |
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$e |
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); |
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} |
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} |
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private function copyNewDbFile(string $from): void |
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{ |
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try { |
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$this->filesystem->copy($from, $this->options->getDbLocation(), true); |
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} catch (FilesystemException\FileNotFoundException | FilesystemException\IOException $e) { |
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throw new RuntimeException('An error occurred while trying to copy GeoLite2 db file to destination', 0, $e); |
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} |
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} |
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private function deleteTempFiles(array $files): void |
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{ |
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try { |
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$this->filesystem->remove($files); |
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} catch (FilesystemException\IOException $e) { |
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// Ignore any error produced when trying to delete temp files |
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} |
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} |
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public function databaseFileExists(): bool |
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{ |
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return $this->filesystem->exists($this->options->getDbLocation()); |
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} |
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} |
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shlinkio /
shlink
