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[phpmyadmin/madhuracj.git] / libraries / mime.lib.php
blobe9eb386dde48cedfc1d9bfc7c686e1d260704472
1 <?php
2 /* vim: set expandtab sw=4 ts=4 sts=4: */
3 /**
4 * MIME detection code.
6 * @package phpMyAdmin
7 * @todo Maybe we could try to use fileinfo module if loaded
8 */
10 /**
11 * Tries to detect MIME type of content.
13 * @param string &$test
14 * @return string
16 function PMA_detectMIME(&$test)
18 $len = strlen($test);
19 if ($len >= 2 && $test[0] == chr(0xff) && $test[1] == chr(0xd8)) {
20 return 'image/jpeg';
22 if ($len >= 3 && substr($test, 0, 3) == 'GIF') {
23 return 'image/gif';
25 if ($len >= 4 && substr($test, 0, 4) == "\x89PNG") {
26 return 'image/png';
28 return 'application/octet-stream';