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Avoid accessing undefined $_POST['file'] index (#308)

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I don't know when this occurs, but I have this entry in my web server log:
 PHP Notice:  Undefined index: file in tinyfilemanager.php on line 1165
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Michele Locati 2020-02-18 18:16:21 +01:00 committed by GitHub
parent 9e3877270b
commit c991555de5
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1 changed files with 1 additions and 1 deletions
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tinyfilemanager.php
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@ -1162,7 +1162,7 @@ if (isset($_GET['upload']) && !FM_READONLY) {
// copy form POST
if (isset($_POST['copy']) && !FM_READONLY) {
$copy_files = $_POST['file'];
$copy_files = isset($_POST['file']) ? $_POST['file'] : null;
if (!is_array($copy_files) || empty($copy_files)) {
fm_set_msg('Nothing selected', 'alert');
fm_redirect(FM_SELF_URL . '?p=' . urlencode(FM_PATH));