if(is_file($file_name)) {
/*
Do any processing you'd like here:
1. Increment a counter
2. Do something with the DB
3. Check user permissions
4. Anything you want!
*/
// required for IE
if(ini_get('zlib.output_compression')) { ini_set('zlib.output_compression', 'Off'); }
// get the file mime type using the file extension
switch(strtolower(substr(strrchr($file_name, '.'), 1))) {
case 'pdf': $mime = 'application/pdf'; break;
case 'zip': $mime = 'application/zip'; break;
case 'jpeg':
case 'jpg': $mime = 'image/jpg'; break;
default: $mime = 'application/force-download';
}
header('Pragma: public'); // required
header('Expires: 0'); // no cache
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Last-Modified: '.gmdate ('D, d M Y H:i:s', filemtime ($file_name)).' GMT');
header('Cache-Control: private',false);
header('Content-Type: '.$mime);
header('Content-Disposition: attachment; filename="'.basename($file_name).'"');
header('Content-Transfer-Encoding: binary');
header('Content-Length: '.filesize($file_name)); // provide file size
header('Connection: close');
readfile($file_name); // push it out
exit();Source: https://davidwalsh.name/php-force-download
The post PHP: How to force user to download file using php? appeared first on Ayyaz Zafar | Freelance Web Developer.