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<?php |
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namespace LaraGeoData\Storage; |
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use Exception; |
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use Illuminate\Filesystem\Filesystem; |
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use Illuminate\Support\Str; |
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use Symfony\Component\Process\Process; |
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use ZipArchive; |
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/** |
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* Stores collected data into files |
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*/ |
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class FilesystemStorage |
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{ |
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/** |
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* Provider. |
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* |
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* @var Filesystem |
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*/ |
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protected Filesystem $files; |
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/** |
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* Directory name. |
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* |
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* @var string |
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*/ |
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protected string $dirname; |
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/** |
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* @param Filesystem $files |
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* @param string $dirname |
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*/ |
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public function __construct(Filesystem $files, string $dirname) |
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{ |
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$this->files = $files; |
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$this->dirname = rtrim($dirname, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR; |
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} |
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/** |
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* Create directory if not exists. |
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* |
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* @throws Exception |
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*/ |
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public function prepareDirectory(): void |
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{ |
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if (!$this->files->isDirectory($this->dirname)) { |
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if ($this->files->makeDirectory($this->dirname, 0777, true)) { |
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$this->files->put($this->dirname . '.gitignore', "*\n!.gitignore\n"); |
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} else { |
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throw new Exception("Cannot create directory '$this->dirname'."); |
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} |
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} |
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} |
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/** |
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* Clear all stored files. |
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* |
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* @return bool |
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* @throws Exception |
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*/ |
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public function truncate(): bool |
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{ |
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$result = $this->files->deleteDirectory($this->dirname); |
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$this->prepareDirectory(); |
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return $result; |
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} |
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/** |
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* CheckIf File exists. |
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* |
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* @param string $filePath |
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* |
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* @return bool |
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*/ |
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public function exists(string $filePath): bool |
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{ |
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return $this->files->exists($this->dirname . ltrim($filePath, DIRECTORY_SEPARATOR)); |
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} |
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/** |
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* Delete file. |
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* |
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* @param string $filePath |
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* |
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* @return bool |
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*/ |
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public function delete(string $filePath): bool |
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{ |
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return $this->files->delete($this->dirname . ltrim($filePath, DIRECTORY_SEPARATOR)); |
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} |
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/** |
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* @param string $url |
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* @param string|null $filePath |
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* @param \Closure|null $progressCallback |
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* |
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* @return bool |
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* @throws Exception |
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*/ |
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public function storeFromUrl(string $url, ?string $filePath = null, ?\Closure $progressCallback = null): bool |
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{ |
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$this->prepareDirectory(); |
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if (!$filePath) { |
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$filePath = Str::afterLast($url, DIRECTORY_SEPARATOR); |
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} |
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$path = $this->dirname . ltrim($filePath, DIRECTORY_SEPARATOR); |
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$dir = Str::beforeLast($path, DIRECTORY_SEPARATOR); |
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$this->files->ensureDirectoryExists($dir, 0777, true); |
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switch (config('geonames.storage.download_provider')) { |
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case 'curl_php': |
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$result = $this->downloadViaCurlPhp($url, $path, $progressCallback); |
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break; |
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case 'wget': |
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$result = $this->downloadViaWget($url, $path); |
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break; |
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default: |
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throw new Exception('Current download provider not supported'); |
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} |
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return $result; |
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} |
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/** |
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* Extract zip file. |
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* |
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* @param string $file |
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* |
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* @return bool |
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* @throws Exception |
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*/ |
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public function extractZipFile(string $file): bool |
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{ |
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$zipArchive = new ZipArchive(); |
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$filePath = $this->dirname . trim($file, DIRECTORY_SEPARATOR); |
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if (true === ($openResult = $zipArchive->open($filePath, ZipArchive::RDONLY))) { |
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$extractTo = Str::beforeLast($filePath, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR; |
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$extractResult = $zipArchive->extractTo($extractTo); |
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$zipArchive->close(); |
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if ($extractResult === true) { |
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return true; |
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} |
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} |
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if (is_numeric($openResult)) { |
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throw new Exception("Zip open [{$filePath}] error: {$openResult}. See: https://php.net/manual/en/zip.constants.php"); |
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} |
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return false; |
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} |
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/** |
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* Download File using wget util. |
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* |
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* @param string $url |
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* @param string $path |
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* |
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* @return bool |
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*/ |
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protected function downloadViaWget(string $url, string $path): bool |
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{ |
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$process = new Process([ |
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'wget', |
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//'-c', |
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'-N', |
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'-O', |
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$path, |
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$url, |
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]); |
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$process->run(); |
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return $process->isSuccessful(); |
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} |
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/** |
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* Download File using wget util. |
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* |
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* @param string $url |
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* @param string $path |
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* |
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* @return bool |
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* @throws Exception |
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*/ |
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protected function downloadViaCurlPhp(string $url, string $path, ?\Closure $progressCallback = null): bool |
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{ |
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$fp = fopen($path, 'w'); |
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$ch = curl_init($url); |
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if ($progressCallback) { |
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curl_setopt($ch, CURLOPT_PROGRESSFUNCTION, $progressCallback); |
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curl_setopt($ch, CURLOPT_NOPROGRESS, false); |
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} |
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curl_setopt($ch, CURLOPT_FILE, $fp); |
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$result = curl_exec($ch); |
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if ($errorNumber = curl_errno($ch)) { |
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throw new Exception("Error [{$errorNumber}]. See https://php.net/manual/en/function.curl-errno.php"); |
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} |
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curl_close($ch); |
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fclose($fp); |
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return (bool) $result; |
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} |
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} |
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