blob: 529a2d1d270df07949fa1302dfec239aee280bd3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* MIME detection code.
*
* @package PhpMyAdmin
* @todo Maybe we could try to use fileinfo module if loaded
*/
if (! defined('PHPMYADMIN')) {
exit;
}
/**
* Tries to detect MIME type of content.
*
* @param string &$test First few bytes of content to use for detection
*
* @return string
*/
function PMA_detectMIME(&$test)
{
/** @var PMA_String $pmaString */
$pmaString = $GLOBALS['PMA_String'];
$len = $pmaString->strlen($test);
if ($len >= 2 && $test[0] == chr(0xff) && $test[1] == chr(0xd8)) {
return 'image/jpeg';
}
if ($len >= 3 && $pmaString->substr($test, 0, 3) == 'GIF') {
return 'image/gif';
}
if ($len >= 4 && $pmaString->substr($test, 0, 4) == "\x89PNG") {
return 'image/png';
}
return 'application/octet-stream';
}
?>
|