bug3
[aidenligne_francais_universite.git] / fluxbb / login.php
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P
1<?php
2/***********************************************************************
3
4 Copyright (C) 2002-2005 Rickard Andersson (rickard@punbb.org)
5
6 This file is part of PunBB.
7
8 PunBB is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published
10 by the Free Software Foundation; either version 2 of the License,
11 or (at your option) any later version.
12
13 PunBB is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 MA 02111-1307 USA
22
23************************************************************************/
24
25
26if (isset($_GET['action']))
27 define('PUN_QUIET_VISIT', 1);
28
29define('PUN_ROOT', './');
30require PUN_ROOT.'include/common.php';
31
32
33// Load the login.php language file
34require PUN_ROOT.'lang/'.$pun_user['language'].'/login.php';
35
36$action = isset($_GET['action']) ? $_GET['action'] : null;
37
38if (isset($_POST['form_sent']) && $action == 'in')
39{
40 $form_username = trim($_POST['req_username']);
41 $form_password = trim($_POST['req_password']);
42
43 $username_sql = ($db_type == 'mysql' || $db_type == 'mysqli') ? 'username=\''.$db->escape($form_username).'\'' : 'LOWER(username)=LOWER(\''.$db->escape($form_username).'\')';
44
45 $result = $db->query('SELECT id, group_id, password, save_pass FROM '.$db->prefix.'users WHERE '.$username_sql) or error('Unable to fetch user info', __FILE__, __LINE__, $db->error());
46 list($user_id, $group_id, $db_password_hash, $save_pass) = $db->fetch_row($result);
47
48 $authorized = false;
49
50 if (!empty($db_password_hash))
51 {
52 $sha1_in_db = (strlen($db_password_hash) == 40) ? true : false;
53 $sha1_available = (function_exists('sha1') || function_exists('mhash')) ? true : false;
54
55 $form_password_hash = pun_hash($form_password); // This could result in either an SHA-1 or an MD5 hash (depends on $sha1_available)
56
57 if ($sha1_in_db && $sha1_available && $db_password_hash == $form_password_hash)
58 $authorized = true;
59 else if (!$sha1_in_db && $db_password_hash == md5($form_password))
60 {
61 $authorized = true;
62
63 if ($sha1_available) // There's an MD5 hash in the database, but SHA1 hashing is available, so we update the DB
64 $db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\' WHERE id='.$user_id) or error('Unable to update user password', __FILE__, __LINE__, $db->error());
65 }
66 }
67
68 if (!$authorized)
69 message($lang_login['Wrong user/pass'].' <a href="login.php?action=forget">'.$lang_login['Forgotten pass'].'</a>');
70
71 // Update the status if this is the first time the user logged in
72 if ($group_id == PUN_UNVERIFIED)
73 $db->query('UPDATE '.$db->prefix.'users SET group_id='.$pun_config['o_default_user_group'].' WHERE id='.$user_id) or error('Unable to update user status', __FILE__, __LINE__, $db->error());
74
75 // Remove this users guest entry from the online list
76 $db->query('DELETE FROM '.$db->prefix.'online WHERE ident=\''.$db->escape(get_remote_address()).'\'') or error('Unable to delete from online list', __FILE__, __LINE__, $db->error());
77
78 $expire = ($save_pass == '1') ? time() + 31536000 : 0;
79 pun_setcookie($user_id, $form_password_hash, $expire);
80
81 redirect(htmlspecialchars($_POST['redirect_url']), $lang_login['Login redirect']);
82}
83
84
85else if ($action == 'out')
86{
87 if ($pun_user['is_guest'] || !isset($_GET['id']) || $_GET['id'] != $pun_user['id'] || !isset($_GET['csrf_token']) || $_GET['csrf_token'] != pun_hash($pun_user['id'].pun_hash(get_remote_address())))
88 {
89 header('Location: index.php');
90 exit;
91 }
92
93 // Remove user from "users online" list.
94 $db->query('DELETE FROM '.$db->prefix.'online WHERE user_id='.$pun_user['id']) or error('Unable to delete from online list', __FILE__, __LINE__, $db->error());
95
96 // Update last_visit (make sure there's something to update it with)
97 if (isset($pun_user['logged']))
98 $db->query('UPDATE '.$db->prefix.'users SET last_visit='.$pun_user['logged'].' WHERE id='.$pun_user['id']) or error('Unable to update user visit data', __FILE__, __LINE__, $db->error());
99
100 pun_setcookie(1, md5(uniqid(rand(), true)), time() + 31536000);
101
102 redirect('index.php', $lang_login['Logout redirect']);
103}
104
105
106else if ($action == 'forget' || $action == 'forget_2')
107{
108 if (!$pun_user['is_guest'])
109 header('Location: index.php');
110
111 if (isset($_POST['form_sent']))
112 {
113 require PUN_ROOT.'include/email.php';
114
115 // Validate the email-address
116 $email = strtolower(trim($_POST['req_email']));
117 if (!is_valid_email($email))
118 message($lang_common['Invalid e-mail']);
119
120 $result = $db->query('SELECT id, username FROM '.$db->prefix.'users WHERE email=\''.$db->escape($email).'\'') or error('Unable to fetch user info', __FILE__, __LINE__, $db->error());
121
122 if ($db->num_rows($result))
123 {
124 // Load the "activate password" template
125 $mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/'.$pun_user['language'].'/mail_templates/activate_password.tpl'));
126
127 // The first row contains the subject
128 $first_crlf = strpos($mail_tpl, "\n");
129 $mail_subject = trim(substr($mail_tpl, 8, $first_crlf-8));
130 $mail_message = trim(substr($mail_tpl, $first_crlf));
131
132 // Do the generic replacements first (they apply to all e-mails sent out here)
133 $mail_message = str_replace('<base_url>', $pun_config['o_base_url'].'/', $mail_message);
134 $mail_message = str_replace('<board_mailer>', $pun_config['o_board_title'].' '.$lang_common['Mailer'], $mail_message);
135
136 // Loop through users we found
137 while ($cur_hit = $db->fetch_assoc($result))
138 {
139 // Generate a new password and a new password activation code
140 $new_password = random_pass(8);
141 $new_password_key = random_pass(8);
142
143 $db->query('UPDATE '.$db->prefix.'users SET activate_string=\''.pun_hash($new_password).'\', activate_key=\''.$new_password_key.'\' WHERE id='.$cur_hit['id']) or error('Unable to update activation data', __FILE__, __LINE__, $db->error());
144
145 // Do the user specific replacements to the template
146 $cur_mail_message = str_replace('<username>', $cur_hit['username'], $mail_message);
147 $cur_mail_message = str_replace('<activation_url>', $pun_config['o_base_url'].'/profile.php?id='.$cur_hit['id'].'&action=change_pass&key='.$new_password_key, $cur_mail_message);
148 $cur_mail_message = str_replace('<new_password>', $new_password, $cur_mail_message);
149
150 pun_mail($email, $mail_subject, $cur_mail_message);
151 }
152
153 message($lang_login['Forget mail'].' <a href="mailto:'.$pun_config['o_admin_email'].'">'.$pun_config['o_admin_email'].'</a>.');
154 }
155 else
156 message($lang_login['No e-mail match'].' '.htmlspecialchars($email).'.');
157 }
158
159
160 $page_title = pun_htmlspecialchars($pun_config['o_board_title']).' / '.$lang_login['Request pass'];
161 $required_fields = array('req_email' => $lang_common['E-mail']);
162 $focus_element = array('request_pass', 'req_email');
163 require PUN_ROOT.'header.php';
164
165?>
166<div class="blockform">
167 <h2><span><?php echo $lang_login['Request pass'] ?></span></h2>
168 <div class="box">
169 <form id="request_pass" method="post" action="login.php?action=forget_2" onsubmit="this.request_pass.disabled=true;if(process_form(this)){return true;}else{this.request_pass.disabled=false;return false;}">
170 <div class="inform">
171 <fieldset>
172 <legend><?php echo $lang_login['Request pass legend'] ?></legend>
173 <div class="infldset">
174 <input type="hidden" name="form_sent" value="1" />
175 <input id="req_email" type="text" name="req_email" size="50" maxlength="50" />
176 <p><?php echo $lang_login['Request pass info'] ?></p>
177 </div>
178 </fieldset>
179 </div>
180 <p><input type="submit" name="request_pass" value="<?php echo $lang_common['Submit'] ?>" /><a href="javascript:history.go(-1)"><?php echo $lang_common['Go back'] ?></a></p>
181 </form>
182 </div>
183</div>
184<?php
185
186 require PUN_ROOT.'footer.php';
187}
188
189
190if (!$pun_user['is_guest'])
191 header('Location: index.php');
192
193// Try to determine if the data in HTTP_REFERER is valid (if not, we redirect to index.php after login)
194$redirect_url = (isset($_SERVER['HTTP_REFERER']) && preg_match('#^'.preg_quote($pun_config['o_base_url']).'/(.*?)\.php#i', $_SERVER['HTTP_REFERER'])) ? htmlspecialchars($_SERVER['HTTP_REFERER']) : 'index.php';
195
196$page_title = pun_htmlspecialchars($pun_config['o_board_title']).' / '.$lang_common['Login'];
197$required_fields = array('req_username' => $lang_common['Username'], 'req_password' => $lang_common['Password']);
198$focus_element = array('login', 'req_username');
199require PUN_ROOT.'header.php';
200
201?>
202<div class="blockform">
203 <h2><span><?php echo $lang_common['Login'] ?></span></h2>
204 <div class="box">
205 <form id="login" method="post" action="login.php?action=in" onsubmit="return process_form(this)">
206 <div class="inform">
207 <fieldset>
208 <legend><?php echo $lang_login['Login legend'] ?></legend>
209 <div class="infldset">
210 <input type="hidden" name="form_sent" value="1" />
211 <input type="hidden" name="redirect_url" value="<?php echo $redirect_url ?>" />
212 <label class="conl"><strong><?php echo $lang_common['Username'] ?></strong><br /><input type="text" name="req_username" size="25" maxlength="25" tabindex="1" /><br /></label>
213 <label class="conl"><strong><?php echo $lang_common['Password'] ?></strong><br /><input type="password" name="req_password" size="16" maxlength="16" tabindex="2" /><br /></label>
214 <p class="clearb"><?php echo $lang_login['Login info'] ?></p>
215 <p><a href="register.php" tabindex="4"><?php echo $lang_login['Not registered'] ?></a>&nbsp;&nbsp;
216 <a href="login.php?action=forget" tabindex="5"><?php echo $lang_login['Forgotten pass'] ?></a></p>
217 </div>
218 </fieldset>
219 </div>
220 <p><input type="submit" name="login" value="<?php echo $lang_common['Login'] ?>" tabindex="3" /></p>
221 </form>
222 </div>
223</div>
224<?php
225
226require PUN_ROOT.'footer.php';