99 lines
4.0 KiB
PHP
99 lines
4.0 KiB
PHP
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<?php
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if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
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/*********************************************************************************
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* SugarCRM is a customer relationship management program developed by
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* SugarCRM, Inc. Copyright (C) 2004-2010 SugarCRM Inc.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Affero General Public License version 3 as published by the
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* Free Software Foundation with the addition of the following permission added
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* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
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* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
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* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Affero General Public License along with
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* this program; if not, see http://www.gnu.org/licenses or write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA.
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*
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* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
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* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "Powered by
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* SugarCRM" logo. If the display of the logo is not reasonably feasible for
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* technical reasons, the Appropriate Legal Notices must display the words
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* "Powered by SugarCRM".
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********************************************************************************/
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// try to use the user's theme if we can figure it out
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if ( isset($_REQUEST['themeName']) )
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SugarThemeRegistry::set($_REQUEST['themeName']);
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elseif ( isset($_SESSION['authenticated_user_theme']) )
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SugarThemeRegistry::set($_SESSION['authenticated_user_theme']);
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while(substr_count($_REQUEST['imageName'], '..') > 0){
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$_REQUEST['imageName'] = str_replace('..', '.', $_REQUEST['imageName']);
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}
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$filename = SugarThemeRegistry::current()->getImageURL($_REQUEST['imageName']);
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if ( empty($filename) ) {
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header($_SERVER["SERVER_PROTOCOL"].' 404 Not Found');
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die;
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}
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$filename_arr = explode('?', $filename);
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$filename = $filename_arr[0];
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$file_ext = substr($filename,-3);
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$extensions = SugarThemeRegistry::current()->imageExtensions;
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if(!in_array($file_ext, $extensions)){
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header($_SERVER["SERVER_PROTOCOL"].' 404 Not Found');
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die;
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}
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// try to use the content cached locally if it's the same as we have here.
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if(defined('TEMPLATE_URL'))
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$last_modified_time = time();
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else
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$last_modified_time = filemtime($filename);
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$etag = '"'.md5_file($filename).'"';
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header("Cache-Control: private");
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header("Pragma: dummy=bogus");
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header("Etag: $etag");
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$ifmod = isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])
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? $_SERVER['HTTP_IF_MODIFIED_SINCE'] == $last_modified_time : null;
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$iftag = isset($_SERVER['HTTP_IF_NONE_MATCH'])
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? $_SERVER['HTTP_IF_NONE_MATCH'] == $etag : null;
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if (($ifmod || $iftag) && ($ifmod !== false && $iftag !== false)) {
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header($_SERVER["SERVER_PROTOCOL"].' 304 Not Modified');
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die;
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}
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header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 86400) . 'GMT');
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header("Last-Modified: ".gmdate("D, d M Y H:i:s", $last_modified_time)." GMT");
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// now send the content
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if ( substr($filename,-3) == 'gif' )
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header("Content-Type: image/gif");
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elseif ( substr($filename,-3) == 'png' )
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header("Content-Type: image/png");
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if(!defined('TEMPLATE_URL')) {
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if(!file_exists($filename)) {
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sugar_touch($filename);
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}
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}
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readfile($filename);
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