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| 1 | <?php |
| 2 | |
| 3 | /* |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2002-2008 (original work) Public Research Centre Henri Tudor & University of Luxembourg |
| 19 | * (under the project TAO & TAO2); |
| 20 | * 2008-2010 (update and modification) Deutsche Institut für Internationale Pädagogische Forschung |
| 21 | * (under the project TAO-TRANSFER); |
| 22 | * 2009-2012 (update and modification) Public Research Centre Henri Tudor |
| 23 | * (under the project TAO-SUSTAIN & TAO-DEV); |
| 24 | * |
| 25 | */ |
| 26 | |
| 27 | class tao_install_checks_ModRewrite extends common_configuration_Component |
| 28 | { |
| 29 | public function check() |
| 30 | { |
| 31 | $status = null; |
| 32 | $message = ''; |
| 33 | $modRewrite = false; |
| 34 | $report = null; |
| 35 | |
| 36 | if (function_exists('apache_get_modules')) { |
| 37 | $modules = apache_get_modules(); |
| 38 | if (in_array('mod_rewrite', $modules)) { |
| 39 | $modRewrite = true; |
| 40 | } |
| 41 | // TAO Main .htaccess file sets the HTTP_MOD_REWRITE. |
| 42 | } elseif ((getenv('HTTP_MOD_REWRITE') == 'On' ? true : false) == true) { |
| 43 | $modRewrite = true; |
| 44 | // apache does weird things to environement variables |
| 45 | } elseif ((getenv('REDIRECT_HTTP_MOD_REWRITE') == 'On' ? true : false) == true) { |
| 46 | $modRewrite = true; |
| 47 | // else test the behaviour |
| 48 | } elseif (php_sapi_name() != 'cli' && function_exists("curl_init")) { |
| 49 | $server = |
| 50 | ((isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] == "on") ? 'https' : 'http') |
| 51 | . "://" . $_SERVER['SERVER_NAME'] |
| 52 | . (($_SERVER["SERVER_PORT"] != "80") ? ":" . $_SERVER["SERVER_PORT"] : ''); |
| 53 | |
| 54 | $request = $_SERVER["REQUEST_URI"]; |
| 55 | if (strpos($request, '?') !== false) { |
| 56 | $request = substr($request, 0, strpos($request, '?')); |
| 57 | } |
| 58 | $request = substr($request, 0, strrpos($request, '/')); |
| 59 | |
| 60 | $url = $server . $request . '/checks/testRewrite/notworking'; |
| 61 | $ch = curl_init(); |
| 62 | curl_setopt($ch, CURLOPT_URL, $url); |
| 63 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1); |
| 64 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); |
| 65 | curl_setopt($ch, CURLOPT_TIMEOUT, 1); |
| 66 | curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); |
| 67 | $output = @curl_exec($ch); |
| 68 | curl_close($ch); |
| 69 | |
| 70 | if ($output == 'working') { |
| 71 | $modRewrite = true; |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | if ($modRewrite == true) { |
| 76 | $report = new common_configuration_Report( |
| 77 | common_configuration_Report::VALID, |
| 78 | 'URL rewriting is enabled.', |
| 79 | $this |
| 80 | ); |
| 81 | } else { |
| 82 | $report = new common_configuration_Report( |
| 83 | common_configuration_Report::INVALID, |
| 84 | 'URL rewriting is disabled.', |
| 85 | $this |
| 86 | ); |
| 87 | } |
| 88 | |
| 89 | return $report; |
| 90 | } |
| 91 | } |