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Code source de PHP NUKE 7.9 |
1 <?php 2 /*************************************************************************** 3 * login.php 4 * ------------------- 5 * begin : Saturday, Feb 13, 2001 6 * copyright : (C) 2001 The phpBB Group 7 * email : support@phpbb.com 8 * 9 * Id: login.php,v 1.47.2.18 2005/05/06 20:50:10 acydburn Exp 10 * 11 * 12 ***************************************************************************/ 13 14 /*************************************************************************** 15 * 16 * This program is free software; you can redistribute it and/or modify 17 * it under the terms of the GNU General Public License as published by 18 * the Free Software Foundation; either version 2 of the License, or 19 * (at your option) any later version. 20 * 21 ***************************************************************************/ 22 if ( !defined('MODULE_FILE') ) 23 { 24 die("You can't access this file directly..."); 25 } 26 $module_name = basename(dirname(__FILE__)); 27 require("modules/".$module_name."/nukebb.php"); 28 29 // 30 // Allow people to reach login page if 31 // board is shut down 32 // 33 define("IN_LOGIN", true); 34 35 define('IN_PHPBB', true); 36 include ($phpbb_root_path . 'extension.inc'); 37 include($phpbb_root_path . 'common.'.$phpEx); 38 39 // 40 // Set page ID for session management 41 // 42 $userdata = session_pagestart($user_ip, PAGE_LOGIN, $nukeuser); 43 init_userprefs($userdata); 44 // 45 // End session management 46 // 47 48 // session id check 49 if (!empty($HTTP_POST_VARS['sid']) || !empty($HTTP_GET_VARS['sid'])) 50 { 51 $sid = (!empty($HTTP_POST_VARS['sid'])) ? $HTTP_POST_VARS['sid'] : $HTTP_GET_VARS['sid']; 52 } 53 else 54 { 55 $sid = ''; 56 } 57 58 if( isset($HTTP_POST_VARS['login']) || isset($HTTP_GET_VARS['login']) || isset($HTTP_POST_VARS['logout']) || isset($HTTP_GET_VARS['logout']) ) 59 { 60 if( ( isset($HTTP_POST_VARS['login']) || isset($HTTP_GET_VARS['login']) ) && (!$userdata['session_logged_in'] || isset($HTTP_POST_VARS['admin'])) ) 61 { 62 $username = isset($HTTP_POST_VARS['username']) ? phpbb_clean_username($HTTP_POST_VARS['username']) : ''; 63 $password = isset($HTTP_POST_VARS['password']) ? $HTTP_POST_VARS['password'] : ''; 64 65 $sql = "SELECT user_id, username, user_password, user_active, user_level 66 FROM " . USERS_TABLE . " 67 WHERE username = '" . str_replace("\\'", "''", $username) . "'"; 68 if ( !($result = $db->sql_query($sql)) ) 69 { 70 message_die(GENERAL_ERROR, 'Error in obtaining userdata', '', __LINE__, __FILE__, $sql); 71 } 72 73 if( $row = $db->sql_fetchrow($result) ) 74 { 75 if( $row['user_level'] != ADMIN && $board_config['board_disable'] ) 76 { 77 header($header_location . append_sid("index.$phpEx", true)); 78 exit; 79 } 80 else 81 { 82 if( md5($password) == $row['user_password'] && $row['user_active'] ) 83 { 84 $autologin = ( isset($HTTP_POST_VARS['autologin']) ) ? TRUE : 0; 85 86 $admin = (isset($HTTP_POST_VARS['admin'])) ? 1 : 0; 87 $session_id = session_begin($row['user_id'], $user_ip, PAGE_INDEX, FALSE, $autologin, $admin); 88 89 if( $session_id ) 90 { 91 $url = ( !empty($HTTP_POST_VARS['redirect']) ) ? str_replace('&', '&', htmlspecialchars($HTTP_POST_VARS['redirect'])) : "index.$phpEx"; 92 redirect(append_sid($url, true)); 93 } 94 else 95 { 96 message_die(CRITICAL_ERROR, "Couldn't start session : login", "", __LINE__, __FILE__); 97 } 98 } 99 else 100 { 101 $redirect = ( !empty($HTTP_POST_VARS['redirect']) ) ? str_replace('&', '&', htmlspecialchars($HTTP_POST_VARS['redirect'])) : ''; 102 $redirect = str_replace('?', '&', $redirect); 103 104 if (strstr(urldecode($redirect), "\n") || strstr(urldecode($redirect), "\r")) 105 { 106 message_die(GENERAL_ERROR, 'Tried to redirect to potentially insecure url.'); 107 } 108 109 $template->assign_vars(array( 110 'META' => '<meta http-equiv=\"refresh\" content=\"3;url=' . append_sid("login.$phpEx?redirect=$redirect") . '\">') 111 ); 112 113 $message = $lang['Error_login'] . '<br /><br />' . sprintf($lang['Click_return_login'], '<a href=\"' . append_sid("login.$phpEx?redirect=$redirect") . '\">', '</a>') . '<br /><br />' . sprintf($lang['Click_return_index'], '<a href="' . append_sid("index.$phpEx") . '">', '</a>'); 114 115 message_die(GENERAL_MESSAGE, $message); 116 } 117 } 118 } 119 else 120 { 121 $redirect = ( !empty($HTTP_POST_VARS['redirect']) ) ? str_replace('&', '&', htmlspecialchars($HTTP_POST_VARS['redirect'])) : ""; 122 $redirect = str_replace("?", "&", $redirect); 123 124 if (strstr(urldecode($redirect), "\n") || strstr(urldecode($redirect), "\r")) 125 { 126 message_die(GENERAL_ERROR, 'Tried to redirect to potentially insecure url.'); 127 } 128 129 $template->assign_vars(array( 130 'META' => '<meta http-equiv=\"refresh\" content=\"3;url=' . append_sid("login.$phpEx?redirect=$redirect") . '\">') 131 ); 132 133 $message = $lang['Error_login'] . '<br /><br />' . sprintf($lang['Click_return_login'], '<a href=\"' . append_sid("login.$phpEx?redirect=$redirect") . '\">', '</a>') . '<br /><br />' . sprintf($lang['Click_return_index'], '<a href="' . append_sid("index.$phpEx") . '">', '</a>'); 134 135 message_die(GENERAL_MESSAGE, $message); 136 } 137 } 138 else if( ( isset($HTTP_GET_VARS['logout']) || isset($HTTP_POST_VARS['logout']) ) && $userdata['session_logged_in'] ) 139 { 140 if( $userdata['session_logged_in'] ) 141 { 142 session_end($userdata['session_id'], $userdata['user_id']); 143 } 144 145 if (!empty($HTTP_POST_VARS['redirect']) || !empty($HTTP_GET_VARS['redirect'])) 146 { 147 $url = (!empty($HTTP_POST_VARS['redirect'])) ? htmlspecialchars($HTTP_POST_VARS['redirect']) : htmlspecialchars($HTTP_GET_VARS['redirect']); 148 $url = str_replace('&', '&', $url); 149 redirect(append_sid($url, true)); 150 } 151 else 152 { 153 redirect(append_sid("index.$phpEx", true)); 154 } 155 } 156 else 157 { 158 $url = ( !empty($HTTP_POST_VARS['redirect']) ) ? str_replace('&', '&', htmlspecialchars($HTTP_POST_VARS['redirect'])) : "index.$phpEx"; 159 redirect(append_sid($url, true)); 160 } 161 } 162 else 163 { 164 // 165 // Do a full login page dohickey if 166 // user not already logged in 167 // 168 if( !$userdata['session_logged_in'] || (isset($HTTP_GET_VARS['admin']) && $userdata['session_logged_in'] && $userdata['user_level'] == ADMIN)) 169 { 170 $page_title = $lang['Login']; 171 include ("includes/page_header.php"); 172 173 $template->set_filenames(array( 174 'body' => 'login_body.tpl') 175 ); 176 177 if( isset($HTTP_POST_VARS['redirect']) || isset($HTTP_GET_VARS['redirect']) ) 178 { 179 $forward_to = $HTTP_SERVER_VARS['QUERY_STRING']; 180 181 if( preg_match("/^redirect=([a-z0-9\.#\/\?&=\+\-_]+)/si", $forward_to, $forward_matches) ) 182 { 183 $forward_to = ( !empty($forward_matches[3]) ) ? $forward_matches[3] : $forward_matches[1]; 184 $forward_match = explode('&', $forward_to); 185 186 if(count($forward_match) > 1) 187 { 188 $forward_page = ''; 189 190 for($i = 1; $i < count($forward_match); $i++) 191 { 192 if( !ereg("sid=", $forward_match[$i]) ) 193 { 194 if( $forward_page != '' ) 195 { 196 $forward_page .= '&'; 197 } 198 $forward_page .= $forward_match[$i]; 199 } 200 } 201 $forward_page = $forward_match[0] . '?' . $forward_page; 202 } 203 else 204 { 205 $forward_page = $forward_match[0]; 206 } 207 } 208 } 209 else 210 { 211 $forward_page = ''; 212 } 213 214 Header("Location: modules.php?name=Your_Account&redirect=$forward_page"); 215 $username = ( $userdata['user_id'] != ANONYMOUS ) ? $userdata['username'] : ''; 216 217 $s_hidden_fields = '<input type="hidden" name="redirect" value="' . $forward_page . '" />'; 218 219 $s_hidden_fields .= (isset($HTTP_GET_VARS['admin'])) ? '<input type="hidden" name="admin" value="1" />' : ''; 220 221 make_jumpbox('viewforum.'.$phpEx, $forum_id); 222 $template->assign_vars(array( 223 'USERNAME' => $username, 224 225 'L_ENTER_PASSWORD' => (isset($HTTP_GET_VARS['admin'])) ? $lang['Admin_reauthenticate'] : $lang['Enter_password'], 226 'L_SEND_PASSWORD' => $lang['Forgotten_password'], 227 228 'U_SEND_PASSWORD' => append_sid("profile.$phpEx?mode=sendpassword"), 229 230 'S_HIDDEN_FIELDS' => $s_hidden_fields) 231 ); 232 233 $template->pparse('body'); 234 235 include ("includes/page_tail.php"); 236 } 237 else 238 { 239 header($header_location . append_sid("index.$phpEx", true)); 240 exit; 241 } 242 243 } 244 245 ?>
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| Généré le : Sun Apr 1 11:11:59 2007 | par Balluche grâce à PHPXref 0.7 |