104 lines
2.4 KiB
PHP
104 lines
2.4 KiB
PHP
<?php
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namespace Server\Constrict;
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use Exception;
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use HttpServer\Http\Formatter\FileFormatter;
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use ReflectionException;
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use Server\ResponseInterface;
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use Kiri\Exception\NotFindClassException;
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/**
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*
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*/
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class ResponseEmitter
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{
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/**
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* @param \Swoole\Http\Response|\Swoole\Http2\Response $response
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* @param ResponseInterface $emitter
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* @throws ReflectionException
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* @throws NotFindClassException
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* @throws Exception
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*/
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public function sender(\Swoole\Http\Response|\Swoole\Http2\Response $response, ResponseInterface $emitter)
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{
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$content = $emitter->configure($response)->getContent();
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if ($content instanceof FileFormatter) {
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$this->download($content->getData(), $response);
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} else {
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$response->header('Content-Type', $emitter->getResponseFormat());
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$response->end($content->getData());
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var_dump($response->isWritable());
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}
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}
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const IMAGES = [
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'png' => 'image/png',
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'jpeg' => 'image/jpeg',
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'gif' => 'image/gif',
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'bmp' => 'image/bmp',
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'ico' => 'image/vnd.microsoft.icon',
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'tiff' => 'image/tiff',
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'svg' => 'image/svg+xml',
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];
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/**
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* @param array $content
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* @param \Swoole\Http\Response $response
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*/
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private function download(array $content, \Swoole\Http\Response $response)
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{
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$explode = explode('/', $content['path']);
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$response->header('Pragma', 'public');
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$response->header('Expires', '0');
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$response->header('Cache-Control', 'must-revalidate, post-check=0, pre-check=0');
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$response->header('Content-Disposition', 'attachment;filename=' . end($explode));
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$response->header('Content-Type', $type = get_file_extension($content['path']));
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if (!in_array($type, self::IMAGES)) {
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$response->header('Content-Transfer-Encoding', 'binary');
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} else {
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$response->end(file_get_contents($content['path']));
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return;
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}
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if ($content['isChunk'] === false) {
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$response->sendfile($content['path']);
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} else {
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$this->chunk($content, $response);
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}
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}
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/**
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* @param $content
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* @param $response
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*/
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private function chunk($content, $response): void
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{
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$resource = fopen($content['path'], 'r');
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$state = fstat($resource);
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$offset = $content['offset'];
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$response->header('Content-length', $state['size']);
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while ($file = fread($resource, $content['limit'])) {
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$response->write($file);
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fseek($resource, $offset);
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if ($offset >= $state['size']) {
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break;
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}
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$offset += $content['limit'];
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}
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$response->end();
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}
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}
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