PHP breakpoint resume download sample code

WBOY
Release: 2016-07-25 08:54:34
Original
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  1. $fname = './test.mp3';
  2. $fp = fopen($fname,'rb');
  3. $fsize = filesize($fname);
  4. if (isset( $_server['http_range']) && ($_server['http_range'] != "") && preg_match("/^bytes=([0-9]+)-$/i", $_server['http_range' ], $match) && ($match[1] < $fsize)) { $start = $match[1]; } else { $start = 0; } @header("cache-control: public"); @ header("pragma: public"); if ($star--> 0) {
  5. fseek($fp, $start);
  6. header("http/1.1 206 partial content");
  7. header("content-length : " . ($fsize - $start));
  8. header("content-ranges: bytes" . $start . "-" . ($fsize - 1) . "/" . $fsize);
  9. } else {
  10. header("content-length: $fsize");
  11. header("accept-ranges: bytes");
  12. }
  13. @header("content-type: application/octet-stream");
  14. @header("content- disposition: attachment;filename=mmdld.mp3");
  15. fpassthru($fp);
  16. fpassthru();//The function outputs all remaining data at the file pointer.
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Instructions: This function reads the given file pointer from the current position to eof and writes the result to the output buffer to implement file downloading.



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