67 lines
1.9 KiB
PHP
Executable File
67 lines
1.9 KiB
PHP
Executable File
<?php
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namespace Common\Files\Response;
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use Common\Files\FileEntry;
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class RangeFileResponse implements FileResponse
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{
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/**
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* @param FileEntry $entry
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* @param array $options
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* @return mixed
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*/
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public function make(FileEntry $entry, $options)
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{
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$disk = $entry->getDisk();
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$size = $disk->size($entry->getStoragePath());
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$time = date('r', $entry->updated_at->timestamp);
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$fm = $disk->getDriver()->readStream($entry->getStoragePath());
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$begin = 0;
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$end = $size - 1;
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if (isset($_SERVER['HTTP_RANGE']))
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{
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if (preg_match('/bytes=\h*(\d+)-(\d*)[\D.*]?/i', $_SERVER['HTTP_RANGE'], $matches))
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{
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$begin = intval($matches[1]);
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if (!empty($matches[2]))
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{
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$end = intval($matches[2]);
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}
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}
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}
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if (isset($_SERVER['HTTP_RANGE']))
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{
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header('HTTP/1.1 206 Partial Content');
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}
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else
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{
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header('HTTP/1.1 200 OK');
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}
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header("Content-Type: $entry->mime");
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header('Cache-Control: public, must-revalidate, max-age=0');
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header('Pragma: no-cache');
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header('Accept-Ranges: bytes');
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header('Content-Length:' . (($end - $begin) + 1));
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if (isset($_SERVER['HTTP_RANGE']))
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{
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header("Content-Range: bytes $begin-$end/$size");
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}
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header("Content-Disposition: inline; filename={$entry->getNameWithExtension()}");
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header("Content-Transfer-Encoding: binary");
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header("Last-Modified: $time");
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$cur = $begin;
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fseek($fm, $begin, 0);
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while(!feof($fm) && $cur <= $end && (connection_status() == 0))
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{
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print fread($fm, min(1024 * 16, ($end - $cur) + 1));
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$cur += 1024 * 16;
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}
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}
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}
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