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<?php |
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/** |
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* This file is part of the PHP-FFmpeg-video-streaming package. |
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* |
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* (c) Amin Yazdanpanah <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Streaming; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\Exception\GuzzleException; |
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use Streaming\Exception\Exception; |
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use Symfony\Component\Filesystem\Exception\IOExceptionInterface; |
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use Symfony\Component\Filesystem\Filesystem; |
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class Helper |
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{ |
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/** |
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* round a number to nearest even number |
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* |
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* @param float $number |
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* @return int |
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*/ |
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public static function roundToEven(float $number): int |
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{ |
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return (($number = intval($number)) % 2 == 0) ? $number : $number + 1; |
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} |
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/** |
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* @param $dirname |
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* @param int $mode |
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* @throws Exception |
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*/ |
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public static function makeDir($dirname, $mode = 0777): void |
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{ |
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$filesystem = new Filesystem(); |
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try { |
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$filesystem->mkdir($dirname, $mode); |
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} catch (IOExceptionInterface $exception) { |
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throw new Exception("An error occurred while creating your directory at " . $exception->getPath()); |
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} |
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} |
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/** |
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* @param string $url |
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* @param string|null $save_to |
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* @param string $method |
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* @param array $request_options |
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* @throws Exception |
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*/ |
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public static function downloadFile(string $url, string $save_to = null, string $method = "GET", $request_options = []): void |
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{ |
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$request_options = array_merge($request_options, ['sink' => $save_to]); |
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$client = new Client(); |
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try { |
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$client->request($method, $url, $request_options); |
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} catch (GuzzleException $e) { |
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$error = sprintf('The url("%s") is not downloadable:\n' . "\n\nExit Code: %s(%s)\n\nbody:\n: %s", |
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$url, |
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$e->getCode(), |
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$e->getMessage(), |
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$e->getResponse()->getBody()->getContents() |
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); |
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throw new Exception($error); |
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} |
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} |
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/** |
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* @param int $length |
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* @return bool|string |
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*/ |
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public static function randomString($length = 10) |
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{ |
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$chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
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return substr(str_shuffle(str_repeat($chars, ceil($length / strlen($chars)))), 1, $length); |
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} |
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/** |
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* @param $dir |
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* @return int|null |
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*/ |
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public static function directorySize($dir) |
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{ |
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if (is_dir($dir)) { |
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$size = 0; |
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foreach (glob(rtrim($dir, '/') . '/*', GLOB_NOSORT) as $each) { |
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$size += is_file($each) ? filesize($each) : static::directorySize($each); |
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} |
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return $size; |
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} |
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return null; |
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} |
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/** |
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* @param string $ext |
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* @return string |
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* @throws Exception |
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*/ |
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public static function tmpFile(string $ext = ""): string |
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{ |
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if ("" !== $ext) { |
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$ext = "." . $ext; |
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} |
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$tmp_path = sys_get_temp_dir() . DIRECTORY_SEPARATOR . "php_ffmpeg_video_streaming"; |
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static::makeDir($tmp_path); |
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return $tmp_path . DIRECTORY_SEPARATOR . static::randomString() . $ext; |
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} |
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/** |
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* @return string |
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* @throws Exception |
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*/ |
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public static function tmpDir(): string |
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{ |
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return static::tmpFile() . DIRECTORY_SEPARATOR; |
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} |
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public static function moveDir(string $source, string $destination) |
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{ |
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foreach (scandir($source) as $file) { |
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if (in_array($file, [".", ".."])) continue; |
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if (copy($source . $file, $destination . $file)) { |
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unlink($source . $file); |
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} |
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} |
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} |
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/** |
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* @param $dir |
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* @return bool |
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*/ |
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public static function deleteDirectory($dir) |
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{ |
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if (!file_exists($dir)) { |
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return true; |
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} |
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if (!is_dir($dir)) { |
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return @unlink($dir); |
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} |
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foreach (scandir($dir) as $item) { |
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if (in_array($item, [".", ".."])) continue; |
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if (!static::deleteDirectory($dir . DIRECTORY_SEPARATOR . $item)) { |
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return false; |
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} |
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} |
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return @rmdir($dir); |
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} |
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} |
aminyazdanpanah /
PHP-FFmpeg-video-streaming
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