<?php /* Copyright (C) 2014-2015 Deciso B.V. Copyright (C) 2009 Jim Pingle <jimp@pfsense.org> Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ require_once("guiconfig.inc"); /* Define hash of jumpto url maps */ /* Links to categories could probably be more specific. */ $helppages = array( /* Redirect help to specific page instead of default location */ 'license.php' => 'http://opnsense.org/about/legal-notices/', ); $pagename = ""; /* Check for parameter "page". */ if ($_GET && isset($_GET['page'])) { $pagename = $_GET['page']; } /* If "page" is not found, check referring URL */ if (empty($pagename)) { /* Attempt to parse out filename */ $uri_split = ""; preg_match("/\/(.*)\?(.*)/", $_SERVER["HTTP_REFERER"], $uri_split); /* If there was no match, there were no parameters, just grab the filename Otherwise, use the matched filename from above. */ if (empty($uri_split[0])) { $pagename = ltrim(parse_url($_SERVER["HTTP_REFERER"], PHP_URL_PATH), '/'); } else { $pagename = $uri_split[1]; } /* If the page name is still empty, the user must have requested / (index.php) */ if (empty($pagename)) { $pagename = "index.php"; } /* If the filename is wizard.php, reparse looking for the .xml filename */ if ($pagename == 'wizard.php') { $param_split = explode('&', $uri_split[2]); foreach ($param_split as $param) { if (substr($param, 0, 4) == "xml=") { $xmlfile = explode('=', $param); $pagename = $xmlfile[1]; } } } } /* Using the derived page name, attempt to find in the URL mapping hash */ if (array_key_exists($pagename, $helppages)) { $helppage = $helppages[$pagename]; } /* If we haven't determined a proper page, use a generic help page stating that a given page does not have help yet. */ if (empty($helppage)) { $helppage = "http://wiki.opnsense.org/index.php/GUI:".strtoupper(str_replace(".php","",$pagename)); } /* Redirect to help page. */ header("Location: {$helppage}"); ?>