Current File : /var/www/crm/include/SugarTheme/getImage.php
<?php
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
/*********************************************************************************
* SugarCRM Community Edition is a customer relationship management program developed by
* SugarCRM, Inc. Copyright (C) 2004-2012 SugarCRM Inc.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License version 3 as published by the
* Free Software Foundation with the addition of the following permission added
* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* 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 Affero General Public License for more
* details.
*
* You should have received a copy of the GNU Affero General Public License along with
* this program; if not, see http://www.gnu.org/licenses or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License version 3.
*
* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* SugarCRM" logo. If the display of the logo is not reasonably feasible for
* technical reasons, the Appropriate Legal Notices must display the words
* "Powered by SugarCRM".
********************************************************************************/
// Bug 57062 ///////////////////////////////
if((!empty($_REQUEST['spriteNamespace']) && substr_count($_REQUEST['spriteNamespace'], '..') > 0) ||
(!empty($_REQUEST['imageName']) && substr_count($_REQUEST['imageName'], '..') > 0)) {
die();
}
// End Bug 57062 ///////////////////////////////
// try to use the user's theme if we can figure it out
if ( isset($_REQUEST['themeName']) && SugarThemeRegistry::current()->name != $_REQUEST['themeName']) {
SugarThemeRegistry::set($_REQUEST['themeName']);
} elseif ( isset($_SESSION['authenticated_user_theme']) ) {
SugarThemeRegistry::set($_SESSION['authenticated_user_theme']);
}
while(substr_count($_REQUEST['imageName'], '..') > 0){
$_REQUEST['imageName'] = str_replace('..', '.', $_REQUEST['imageName']);
}
if(isset($_REQUEST['spriteNamespace'])) {
$filename = "cache/sprites/{$_REQUEST['spriteNamespace']}/{$_REQUEST['imageName']}";
if(! file_exists($filename)) {
header($_SERVER["SERVER_PROTOCOL"].' 404 Not Found');
die;
}
} else {
$filename = SugarThemeRegistry::current()->getImageURL($_REQUEST['imageName']);
if ( empty($filename) ) {
header($_SERVER["SERVER_PROTOCOL"].' 404 Not Found');
die;
}
}
$filename_arr = explode('?', $filename);
$filename = $filename_arr[0];
$file_ext = substr($filename,-3);
$extensions = SugarThemeRegistry::current()->imageExtensions;
if(!in_array($file_ext, $extensions)){
header($_SERVER["SERVER_PROTOCOL"].' 404 Not Found');
die;
}
// try to use the content cached locally if it's the same as we have here.
if(defined('TEMPLATE_URL'))
$last_modified_time = time();
else
$last_modified_time = filemtime($filename);
$etag = '"'.md5_file($filename).'"';
header("Cache-Control: private");
header("Pragma: dummy=bogus");
header("Etag: $etag");
header('Expires: ' . gmdate('D, d M Y H:i:s \G\M\T', time() + 2592000));
$ifmod = isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])
? strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) >= $last_modified_time : null;
$iftag = isset($_SERVER['HTTP_IF_NONE_MATCH'])
? $_SERVER['HTTP_IF_NONE_MATCH'] == $etag : null;
if (($ifmod || $iftag) && ($ifmod !== false && $iftag !== false)) {
header($_SERVER["SERVER_PROTOCOL"].' 304 Not Modified');
die;
}
header("Last-Modified: ".gmdate('D, d M Y H:i:s \G\M\T', $last_modified_time));
// now send the content
if ( substr($filename,-3) == 'gif' )
header("Content-Type: image/gif");
elseif ( substr($filename,-3) == 'png' )
header("Content-Type: image/png");
if(!defined('TEMPLATE_URL')) {
if(!file_exists($filename)) {
sugar_touch($filename);
}
}
readfile($filename);
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