1 | <?php |
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2 | |
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3 | /** |
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4 | * Copyright (C) 2008-2011 FluxBB |
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5 | * based on code by Rickard Andersson copyright (C) 2002-2008 PunBB |
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6 | * License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher |
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7 | */ |
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8 | |
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9 | if (isset($_GET['action'])) |
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10 | define('PUN_QUIET_VISIT', 1); |
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11 | |
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12 | define('PUN_ROOT', dirname(__FILE__).'/'); |
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13 | require PUN_ROOT.'include/common.php'; |
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14 | |
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15 | |
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16 | // Load the login.php language file |
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17 | require PUN_ROOT.'lang/'.$pun_user['language'].'/login.php'; |
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18 | |
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19 | $action = isset($_GET['action']) ? $_GET['action'] : null; |
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20 | |
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21 | if (isset($_POST['form_sent']) && $action == 'in') |
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22 | { |
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23 | $form_username = pun_trim($_POST['req_username']); |
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24 | $form_password = pun_trim($_POST['req_password']); |
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25 | $save_pass = isset($_POST['save_pass']); |
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26 | |
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27 | $username_sql = ($db_type == 'mysql' || $db_type == 'mysqli' || $db_type == 'mysql_innodb' || $db_type == 'mysqli_innodb') ? 'username=\''.$db->escape($form_username).'\'' : 'LOWER(username)=LOWER(\''.$db->escape($form_username).'\')'; |
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28 | |
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29 | $result = $db->query('SELECT * FROM '.$db->prefix.'users WHERE '.$username_sql) or error('Unable to fetch user info', __FILE__, __LINE__, $db->error()); |
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30 | $cur_user = $db->fetch_assoc($result); |
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31 | |
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32 | $authorized = false; |
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33 | |
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34 | if (!empty($cur_user['password'])) |
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35 | { |
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36 | $form_password_hash = pun_hash($form_password); // Will result in a SHA-1 hash |
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37 | |
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38 | // If there is a salt in the database we have upgraded from 1.3-legacy though havent yet logged in |
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39 | if (!empty($cur_user['salt'])) |
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40 | { |
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41 | if (sha1($cur_user['salt'].sha1($form_password)) == $cur_user['password']) // 1.3 used sha1(salt.sha1(pass)) |
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42 | { |
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43 | $authorized = true; |
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44 | |
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45 | $db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\', salt=NULL WHERE id='.$cur_user['id']) or error('Unable to update user password', __FILE__, __LINE__, $db->error()); |
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46 | } |
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47 | } |
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48 | // If the length isn't 40 then the password isn't using sha1, so it must be md5 from 1.2 |
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49 | else if (strlen($cur_user['password']) != 40) |
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50 | { |
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51 | if (md5($form_password) == $cur_user['password']) |
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52 | { |
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53 | $authorized = true; |
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54 | |
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55 | $db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\' WHERE id='.$cur_user['id']) or error('Unable to update user password', __FILE__, __LINE__, $db->error()); |
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56 | } |
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57 | } |
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58 | // Otherwise we should have a normal sha1 password |
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59 | else |
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60 | $authorized = ($cur_user['password'] == $form_password_hash); |
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61 | } |
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62 | |
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63 | if (!$authorized) |
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64 | message($lang_login['Wrong user/pass'].' <a href="login.php?action=forget">'.$lang_login['Forgotten pass'].'</a>'); |
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65 | |
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66 | // Update the status if this is the first time the user logged in |
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67 | if ($cur_user['group_id'] == PUN_UNVERIFIED) |
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68 | { |
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69 | $db->query('UPDATE '.$db->prefix.'users SET group_id='.$pun_config['o_default_user_group'].' WHERE id='.$cur_user['id']) or error('Unable to update user status', __FILE__, __LINE__, $db->error()); |
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70 | |
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71 | // Regenerate the users info cache |
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72 | if (!defined('FORUM_CACHE_FUNCTIONS_LOADED')) |
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73 | require PUN_ROOT.'include/cache.php'; |
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74 | |
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75 | generate_users_info_cache(); |
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76 | } |
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77 | |
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78 | // Remove this users guest entry from the online list |
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79 | $db->query('DELETE FROM '.$db->prefix.'online WHERE ident=\''.$db->escape(get_remote_address()).'\'') or error('Unable to delete from online list', __FILE__, __LINE__, $db->error()); |
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80 | |
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81 | $expire = ($save_pass == '1') ? time() + 1209600 : time() + $pun_config['o_timeout_visit']; |
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82 | pun_setcookie($cur_user['id'], $form_password_hash, $expire); |
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83 | |
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84 | // Reset tracked topics |
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85 | set_tracked_topics(null); |
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86 | |
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87 | redirect(htmlspecialchars($_POST['redirect_url']), $lang_login['Login redirect']); |
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88 | } |
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89 | |
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90 | |
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91 | else if ($action == 'out') |
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92 | { |
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93 | 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()))) |
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94 | { |
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95 | header('Location: index.php'); |
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96 | exit; |
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97 | } |
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98 | |
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99 | // Remove user from "users online" list |
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100 | $db->query('DELETE FROM '.$db->prefix.'online WHERE user_id='.$pun_user['id']) or error('Unable to delete from online list', __FILE__, __LINE__, $db->error()); |
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101 | |
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102 | // Update last_visit (make sure there's something to update it with) |
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103 | if (isset($pun_user['logged'])) |
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104 | $db->query('UPDATE '.$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()); |
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105 | |
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106 | pun_setcookie(1, pun_hash(uniqid(rand(), true)), time() + 31536000); |
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107 | |
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108 | redirect('index.php', $lang_login['Logout redirect']); |
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109 | } |
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110 | |
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111 | |
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112 | else if ($action == 'forget' || $action == 'forget_2') |
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113 | { |
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114 | if (!$pun_user['is_guest']) |
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115 | header('Location: index.php'); |
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116 | |
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117 | if (isset($_POST['form_sent'])) |
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118 | { |
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119 | // Start with a clean slate |
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120 | $errors = array(); |
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121 | |
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122 | require PUN_ROOT.'include/email.php'; |
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123 | |
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124 | // Validate the email address |
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125 | $email = strtolower(trim($_POST['req_email'])); |
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126 | if (!is_valid_email($email)) |
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127 | $errors[] = $lang_common['Invalid email']; |
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128 | |
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129 | // Did everything go according to plan? |
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130 | if (empty($errors)) |
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131 | { |
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132 | $result = $db->query('SELECT id, username, last_email_sent FROM '.$db->prefix.'users WHERE email=\''.$db->escape($email).'\'') or error('Unable to fetch user info', __FILE__, __LINE__, $db->error()); |
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133 | |
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134 | if ($db->num_rows($result)) |
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135 | { |
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136 | // Load the "activate password" template |
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137 | $mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/'.$pun_user['language'].'/mail_templates/activate_password.tpl')); |
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138 | |
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139 | // The first row contains the subject |
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140 | $first_crlf = strpos($mail_tpl, "\n"); |
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141 | $mail_subject = trim(substr($mail_tpl, 8, $first_crlf-8)); |
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142 | $mail_message = trim(substr($mail_tpl, $first_crlf)); |
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143 | |
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144 | // Do the generic replacements first (they apply to all emails sent out here) |
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145 | $mail_message = str_replace('<base_url>', get_base_url().'/', $mail_message); |
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146 | $mail_message = str_replace('<board_mailer>', $pun_config['o_board_title'], $mail_message); |
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147 | |
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148 | // Loop through users we found |
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149 | while ($cur_hit = $db->fetch_assoc($result)) |
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150 | { |
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151 | if ($cur_hit['last_email_sent'] != '' && (time() - $cur_hit['last_email_sent']) < 3600 && (time() - $cur_hit['last_email_sent']) >= 0) |
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152 | message($lang_login['Email flood'], true); |
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153 | |
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154 | // Generate a new password and a new password activation code |
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155 | $new_password = random_pass(8); |
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156 | $new_password_key = random_pass(8); |
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157 | |
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158 | $db->query('UPDATE '.$db->prefix.'users SET activate_string=\''.pun_hash($new_password).'\', activate_key=\''.$new_password_key.'\', last_email_sent = '.time().' WHERE id='.$cur_hit['id']) or error('Unable to update activation data', __FILE__, __LINE__, $db->error()); |
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159 | |
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160 | // Do the user specific replacements to the template |
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161 | $cur_mail_message = str_replace('<username>', $cur_hit['username'], $mail_message); |
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162 | $cur_mail_message = str_replace('<activation_url>', get_base_url().'/profile.php?id='.$cur_hit['id'].'&action=change_pass&key='.$new_password_key, $cur_mail_message); |
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163 | $cur_mail_message = str_replace('<new_password>', $new_password, $cur_mail_message); |
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164 | |
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165 | pun_mail($email, $mail_subject, $cur_mail_message); |
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166 | } |
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167 | |
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168 | message($lang_login['Forget mail'].' <a href="mailto:'.$pun_config['o_admin_email'].'">'.$pun_config['o_admin_email'].'</a>.', true); |
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169 | } |
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170 | else |
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171 | $errors[] = $lang_login['No email match'].' '.htmlspecialchars($email).'.'; |
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172 | } |
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173 | } |
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174 | |
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175 | $page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_login['Request pass']); |
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176 | $required_fields = array('req_email' => $lang_common['Email']); |
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177 | $focus_element = array('request_pass', 'req_email'); |
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178 | define ('PUN_ACTIVE_PAGE', 'login'); |
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179 | require PUN_ROOT.'header.php'; |
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180 | |
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181 | // If there are errors, we display them |
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182 | if (!empty($errors)) |
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183 | { |
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184 | |
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185 | ?> |
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186 | <div id="posterror" class="block"> |
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187 | <h2><span><?php echo $lang_login['New password errors'] ?></span></h2> |
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188 | <div class="box"> |
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189 | <div class="inbox error-info"> |
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190 | <p><?php echo $lang_login['New passworderrors info'] ?></p> |
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191 | <ul class="error-list"> |
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192 | <?php |
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193 | |
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194 | foreach ($errors as $cur_error) |
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195 | echo "\t\t\t\t".'<li><strong>'.$cur_error.'</strong></li>'."\n"; |
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196 | ?> |
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197 | </ul> |
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198 | </div> |
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199 | </div> |
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200 | </div> |
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201 | |
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202 | <?php |
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203 | |
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204 | } |
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205 | ?> |
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206 | <div class="blockform"> |
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207 | <h2><span><?php echo $lang_login['Request pass'] ?></span></h2> |
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208 | <div class="box"> |
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209 | <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;}"> |
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210 | <div class="inform"> |
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211 | <fieldset> |
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212 | <legend><?php echo $lang_login['Request pass legend'] ?></legend> |
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213 | <div class="infldset"> |
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214 | <input type="hidden" name="form_sent" value="1" /> |
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215 | <label class="required"><strong><?php echo $lang_common['Email'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input id="req_email" type="text" name="req_email" size="50" maxlength="80" /><br /></label> |
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216 | <p><?php echo $lang_login['Request pass info'] ?></p> |
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217 | </div> |
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218 | </fieldset> |
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219 | </div> |
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220 | <p class="buttons"><input type="submit" name="request_pass" value="<?php echo $lang_common['Submit'] ?>" /><?php if (empty($errors)): ?> <a href="javascript:history.go(-1)"><?php echo $lang_common['Go back'] ?></a><?php endif; ?></p> |
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221 | </form> |
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222 | </div> |
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223 | </div> |
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224 | <?php |
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225 | |
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226 | require PUN_ROOT.'footer.php'; |
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227 | } |
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228 | |
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229 | |
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230 | if (!$pun_user['is_guest']) |
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231 | header('Location: index.php'); |
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232 | |
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233 | // Try to determine if the data in HTTP_REFERER is valid (if not, we redirect to index.php after login) |
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234 | if (!empty($_SERVER['HTTP_REFERER'])) |
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235 | { |
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236 | $referrer = parse_url($_SERVER['HTTP_REFERER']); |
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237 | // Remove www subdomain if it exists |
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238 | if (strpos($referrer['host'], 'www.') === 0) |
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239 | $referrer['host'] = substr($referrer['host'], 4); |
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240 | |
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241 | // Make sure the path component exists |
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242 | if (!isset($referrer['path'])) |
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243 | $referrer['path'] = ''; |
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244 | |
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245 | $valid = parse_url(get_base_url()); |
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246 | // Remove www subdomain if it exists |
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247 | if (strpos($valid['host'], 'www.') === 0) |
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248 | $valid['host'] = substr($valid['host'], 4); |
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249 | |
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250 | // Make sure the path component exists |
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251 | if (!isset($valid['path'])) |
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252 | $valid['path'] = ''; |
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253 | |
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254 | if ($referrer['host'] == $valid['host'] && preg_match('%^'.preg_quote($valid['path'], '%').'/(.*?)\.php%i', $referrer['path'])) |
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255 | $redirect_url = $_SERVER['HTTP_REFERER']; |
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256 | } |
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257 | |
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258 | if (!isset($redirect_url)) |
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259 | $redirect_url = 'index.php'; |
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260 | |
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261 | $page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_common['Login']); |
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262 | $required_fields = array('req_username' => $lang_common['Username'], 'req_password' => $lang_common['Password']); |
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263 | $focus_element = array('login', 'req_username'); |
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264 | define('PUN_ACTIVE_PAGE', 'login'); |
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265 | require PUN_ROOT.'header.php'; |
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266 | |
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267 | ?> |
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268 | <div class="blockform"> |
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269 | <h2><span><?php echo $lang_common['Login'] ?></span></h2> |
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270 | <div class="box"> |
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271 | <form id="login" method="post" action="login.php?action=in" onsubmit="return process_form(this)"> |
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272 | <div class="inform"> |
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273 | <fieldset> |
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274 | <legend><?php echo $lang_login['Login legend'] ?></legend> |
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275 | <div class="infldset"> |
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276 | <input type="hidden" name="form_sent" value="1" /> |
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277 | <input type="hidden" name="redirect_url" value="<?php echo pun_htmlspecialchars($redirect_url) ?>" /> |
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278 | <label class="conl required"><strong><?php echo $lang_common['Username'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input type="text" name="req_username" size="25" maxlength="25" tabindex="1" /><br /></label> |
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279 | <label class="conl required"><strong><?php echo $lang_common['Password'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input type="password" name="req_password" size="25" tabindex="2" /><br /></label> |
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280 | |
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281 | <div class="rbox clearb"> |
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282 | <label><input type="checkbox" name="save_pass" value="1" tabindex="3" /><?php echo $lang_login['Remember me'] ?><br /></label> |
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283 | </div> |
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284 | |
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285 | <p class="clearb"><?php echo $lang_login['Login info'] ?></p> |
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286 | <p class="actions"><span><a href="register.php" tabindex="5"><?php echo $lang_login['Not registered'] ?></a></span> <span><a href="login.php?action=forget" tabindex="6"><?php echo $lang_login['Forgotten pass'] ?></a></span></p> |
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287 | </div> |
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288 | </fieldset> |
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289 | </div> |
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290 | <p class="buttons"><input type="submit" name="login" value="<?php echo $lang_common['Login'] ?>" tabindex="4" /></p> |
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291 | </form> |
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292 | </div> |
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293 | </div> |
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294 | <?php |
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295 | |
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296 | require PUN_ROOT.'footer.php'; |
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