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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ class mod_access_referer { var $modtype = "core_after_decode"; var $modname = "Deny linking from external sites"; function main() { global $conf, $pri_err, $add_errmsg; if (!access_query("referercheck", 0)) return; $ref = $GLOBALS["htreq_headers"]["REFERER"]; if (!$ref) return; if (strpos($ref, "http://".strtolower($GLOBALS["vhost"])) === 0) return; foreach (access_query("refererallow") as $ref_allow) if (strpos(strtolower($ref), strtolower($ref_allow)) === 0) return; $pri_err = 403; $add_errmsg = "External links to this resource are not allowed.

Please inform the maintainer of the originating web page at $ref.

"; } } ?>