/usr/share/letodms/out/out.AddFile.php is in letodms 3.4.2+dfsg-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 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 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | <?php
//    MyDMS. Document Management System
//    Copyright (C) 2002-2005  Markus Westphal
//    Copyright (C) 2006-2008 Malcolm Cowe
//    Copyright (C) 2010 Matteo Lucarelli
//
//    This program is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    This program is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with this program; if not, write to the Free Software
//    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
include("../inc/inc.Settings.php");
include("../inc/inc.Utils.php");
include("../inc/inc.DBInit.php");
include("../inc/inc.Language.php");
include("../inc/inc.ClassUI.php");
include("../inc/inc.Authentication.php");
if (!isset($_GET["documentid"]) || !is_numeric($_GET["documentid"]) || intval($_GET["documentid"]<1)) {
	UI::exitError(getMLText("document_title", array("documentname" => getMLText("invalid_doc_id"))),getMLText("invalid_doc_id"));
}
$documentid = $_GET["documentid"];
$document = $dms->getDocument($documentid);
if (!is_object($document)) {
	UI::exitError(getMLText("document_title", array("documentname" => getMLText("invalid_doc_id"))),getMLText("invalid_doc_id"));
}
$folder = $document->getFolder();
$docPathHTML = getFolderPathHTML($folder, true). " / <a href=\"../out/out.ViewDocument.php?documentid=".$documentid."\">".htmlspecialchars($document->getName())."</a>";
if ($document->getAccessMode($user) < M_READWRITE) {
	UI::exitError(getMLText("document_title", array("documentname" => htmlspecialchars($document->getName()))),getMLText("access_denied"));
}
UI::htmlStartPage(getMLText("document_title", array("documentname" => htmlspecialchars($document->getName()))));
UI::globalNavigation($folder);
UI::pageNavigation($docPathHTML, "view_document");
?>
<script language="JavaScript">
function checkForm()
{
	msg = "";
	if (document.form1.userfile.value == "") msg += "<?php printMLText("js_no_file");?>\n";
	if (document.form1.name.value == "") msg += "<?php printMLText("js_no_name");?>\n";
<?php
	if (isset($settings->_strictFormCheck) && $settings->_strictFormCheck) {
	?>
	if (document.form1.comment.value == "") msg += "<?php printMLText("js_no_comment");?>\n";
<?php
	}
?>
	if (msg != "")
	{
		alert(msg);
		return false;
	}
	else
		return true;
}
</script>
<?php
UI::contentHeading(getMLText("linked_files"));
UI::contentContainerStart();
?>
<table>
<tr>
	<td class="warning"><?php echo getMLText("max_upload_size")." : ".ini_get( "upload_max_filesize"); ?></td>
</tr>
<tr>
  <td><?php printf(getMLText('link_alt_updatedocument'), "out.AddFile2.php?documentid=".$documentid); ?></td>
</tr>
</table><br>
<form action="../op/op.AddFile.php" enctype="multipart/form-data" method="post" name="form1" onsubmit="return checkForm();">
<input type="Hidden" name="documentid" value="<?php print $documentid; ?>">
<table>
<tr>
	<td><?php printMLText("local_file");?>:</td>
	<td><input type="File" name="userfile" size="60"></td>
</tr>
<tr>
	<td><?php printMLText("name");?>:</td>
	<td><input name="name" size="60"></td>
</tr>
<tr>
	<td><?php printMLText("comment");?>:</td>
	<td><textarea name="comment" rows="4" cols="80"></textarea></td>
</tr>
</table>
	<p><input type="Submit" value="<?php printMLText("add");?>"></p>
</form>
<?php
UI::contentContainerEnd();
UI::htmlEndPage();
?>
 |