| 1 | <?php␊ |
| 2 | /* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */␊ |
| 3 | /*␊ |
| 4 | # ***** BEGIN LICENSE BLOCK *****␊ |
| 5 | # This file is part of Plume Framework, a simple PHP Application Framework.␊ |
| 6 | # Copyright (C) 2001-2007 Loic d'Anterroches and contributors.␊ |
| 7 | #␊ |
| 8 | # Plume Framework is free software; you can redistribute it and/or modify␊ |
| 9 | # it under the terms of the GNU Lesser General Public License as published by␊ |
| 10 | # the Free Software Foundation; either version 2.1 of the License, or␊ |
| 11 | # (at your option) any later version.␊ |
| 12 | #␊ |
| 13 | # Plume Framework is distributed in the hope that it will be useful,␊ |
| 14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of␊ |
| 15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the␊ |
| 16 | # GNU Lesser General Public License for more details.␊ |
| 17 | #␊ |
| 18 | # You should have received a copy of the GNU Lesser General Public License␊ |
| 19 | # along with this program; if not, write to the Free Software␊ |
| 20 | # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA␊ |
| 21 | #␊ |
| 22 | # ***** END LICENSE BLOCK ***** */␊ |
| 23 | ␊ |
| 24 | /**␊ |
| 25 | * Ready to use preconditions to test if the user is logged in, etc.␊ |
| 26 | */␊ |
| 27 | class Pluf_Precondition␊ |
| 28 | {␊ |
| 29 | /**␊ |
| 30 | * Check if the user is logged in.␊ |
| 31 | *␊ |
| 32 | * Returns a redirection to the login page, but if not active␊ |
| 33 | * returns a forbidden error.␊ |
| 34 | *␊ |
| 35 | * @param Pluf_HTTP_Request␊ |
| 36 | * @return mixed␊ |
| 37 | */␊ |
| 38 | static public function loginRequired($request)␊ |
| 39 | {␊ |
| 40 | if (!isset($request->user) or $request->user->isAnonymous()) {␊ |
| 41 | return new Pluf_HTTP_Response_RedirectToLogin($request);␊ |
| 42 | }␊ |
| 43 | if (!$request->user->active) {␊ |
| 44 | return new Pluf_HTTP_Response_Forbidden($request);␊ |
| 45 | }␊ |
| 46 | return true;␊ |
| 47 | }␊ |
| 48 | ␊ |
| 49 | /**␊ |
| 50 | * Check if the user is admin or staff.␊ |
| 51 | *␊ |
| 52 | * @param Pluf_HTTP_Request␊ |
| 53 | * @return mixed␊ |
| 54 | */␊ |
| 55 | static public function staffRequired($request)␊ |
| 56 | {␊ |
| 57 | $res = Pluf_Precondition::loginRequired($request);␊ |
| 58 | if (true !== $res) {␊ |
| 59 | return $res;␊ |
| 60 | }␊ |
| 61 | if ($request->user->administrator or $request->user->staff) {␊ |
| 62 | return true;␊ |
| 63 | }␊ |
| 64 | return new Pluf_HTTP_Response_Forbidden($request);␊ |
| 65 | }␊ |
| 66 | ␊ |
| 67 | /**␊ |
| 68 | * Check if the user is administrator..␊ |
| 69 | *␊ |
| 70 | * @param Pluf_HTTP_Request␊ |
| 71 | * @return mixed␊ |
| 72 | */␊ |
| 73 | static public function adminRequired($request)␊ |
| 74 | {␊ |
| 75 | $res = Pluf_Precondition::loginRequired($request);␊ |
| 76 | if (true !== $res) {␊ |
| 77 | return $res;␊ |
| 78 | }␊ |
| 79 | if ($request->user->administrator) {␊ |
| 80 | return true;␊ |
| 81 | }␊ |
| 82 | return new Pluf_HTTP_Response_Forbidden($request);␊ |
| 83 | }␊ |
| 84 | ␊ |
| 85 | /**␊ |
| 86 | * Check if the user has a given permission..␊ |
| 87 | *␊ |
| 88 | * @param Pluf_HTTP_Request␊ |
| 89 | * @param string Permission␊ |
| 90 | * @return mixed␊ |
| 91 | */␊ |
| 92 | static public function hasPerm($request, $permission)␊ |
| 93 | {␊ |
| 94 | $res = Pluf_Precondition::loginRequired($request);␊ |
| 95 | if (true !== $res) {␊ |
| 96 | return $res;␊ |
| 97 | }␊ |
| 98 | if ($request->user->hasPerm($permission)) {␊ |
| 99 | return true;␊ |
| 100 | }␊ |
| 101 | return new Pluf_HTTP_Response_Forbidden($request);␊ |
| 102 | }␊ |
| 103 | ␊ |
| 104 | /**␊ |
| 105 | * Requires SSL to access the view.␊ |
| 106 | *␊ |
| 107 | * It will redirect the user to the same URL but over SSL if the␊ |
| 108 | * user is not using SSL, if POST request, the data are lost, so␊ |
| 109 | * handle it with care.␊ |
| 110 | *␊ |
| 111 | * @param Pluf_HTTP_Request␊ |
| 112 | * @return mixed␊ |
| 113 | */␊ |
| 114 | static public function sslRequired($request)␊ |
| 115 | {␊ |
| 116 | if (empty($_SERVER['HTTPS']) or $_SERVER['HTTPS'] == 'off') {␊ |
| 117 | return new Pluf_HTTP_Response_Redirect('https://'.$request->http_host.$request->uri);␊ |
| 118 | }␊ |
| 119 | return true;␊ |
| 120 | }␊ |
| 121 | ␊ |
| 122 | } |
