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public/fileman/php/thumb.php

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+<?php
+/*
+  RoxyFileman - web based file manager. Ready to use with CKEditor, TinyMCE. 
+  Can be easily integrated with any other WYSIWYG editor or CMS.
+
+  Copyright (C) 2013, RoxyFileman.com - Lyubomir Arsov. All rights reserved.
+  For licensing, see LICENSE.txt or http://RoxyFileman.com/license
+
+  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 3 of the License.
+
+  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, see <http://www.gnu.org/licenses/>.
+
+  Contact: Lyubomir Arsov, liubo (at) web-lobby.com
+*/
+include '../system.inc.php';
+include 'functions.inc.php';
+
+header("Pragma: cache");
+header("Cache-Control: max-age=3600");
+
+verifyAction('GENERATETHUMB');
+checkAccess('GENERATETHUMB');
+
+$path = urldecode(empty($_GET['f'])?'':$_GET['f']);
+verifyPath($path);
+
+@chmod(fixPath(dirname($path)), octdec(DIRPERMISSIONS));
+@chmod(fixPath($path), octdec(FILEPERMISSIONS));
+
+$w = intval(empty($_GET['width'])?'100':$_GET['width']);
+$h = intval(empty($_GET['height'])?'0':$_GET['height']);
+
+header('Content-type: '.RoxyFile::GetMIMEType(basename($path)));
+if($w && $h)
+  RoxyImage::CropCenter(fixPath($path), null, $w, $h);
+else 
+  RoxyImage::Resize(fixPath($path), null, $w, $h);
+?>