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Merge pull request #10586 from nextcloud/fix/noid/check_if_ua_is_set 

Check if HTTP_USER_AGENT is set before using it
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Roeland Jago Douma 2018-08-08 13:59:31 +02:00 committed by GitHub
parent 3884038765 c74a5250e5
commit e7e30ac25f
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4
lib/private/legacy/util.php
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@ -1535,6 +1535,10 @@ class OC_Util {
* @return boolean
*/
public static function isIe() {
if (!isset($_SERVER['HTTP_USER_AGENT'])) {
return false;
}
return preg_match(Request::USER_AGENT_IE, $_SERVER['HTTP_USER_AGENT']) === 1;
}