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-rw-r--r--login.php335
1 files changed, 335 insertions, 0 deletions
diff --git a/login.php b/login.php
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+++ b/login.php
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+<?php
+
+/**
+ * Copyright (C) 2008-2012 FluxBB
+ * based on code by Rickard Andersson copyright (C) 2002-2008 PunBB
+ * License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher
+ */
+
+if (isset($_GET['action']))
+ define('PUN_QUIET_VISIT', 1);
+
+define('PUN_ROOT', dirname(__FILE__).'/');
+require PUN_ROOT.'include/common.php';
+
+
+// Load the login.php language file
+require PUN_ROOT.'lang/'.$pun_user['language'].'/login.php';
+
+$action = isset($_GET['action']) ? $_GET['action'] : null;
+$errors = array();
+
+if (isset($_POST['form_sent']) && $action == 'in')
+{
+ flux_hook('login_before_validation');
+
+ check_csrf($_POST['csrf_token']);
+
+ $form_username = pun_trim($_POST['req_username']);
+ $form_password = pun_trim($_POST['req_password']);
+ $save_pass = isset($_POST['save_pass']);
+
+ $username_sql = ($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).'\')';
+
+ $result = $db->query('SELECT * FROM '.$db->prefix.'users WHERE '.$username_sql) or error('Unable to fetch user info', __FILE__, __LINE__, $db->error());
+ $cur_user = $db->fetch_assoc($result);
+
+ $authorized = false;
+
+ if (!empty($cur_user['password']))
+ {
+ $form_password_hash = pun_hash($form_password); // Will result in a SHA-1 hash
+
+ // If there is a salt in the database we have upgraded from 1.3-legacy though haven't yet logged in
+ if (!empty($cur_user['salt']))
+ {
+ $is_salt_authorized = pun_hash_equals(sha1($cur_user['salt'].sha1($form_password)), $cur_user['password']);
+ if ($is_salt_authorized) // 1.3 used sha1(salt.sha1(pass))
+ {
+ $authorized = true;
+
+ $db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\', salt=NULL WHERE id='.$cur_user['id']) or error('Unable to update user password', __FILE__, __LINE__, $db->error());
+ }
+ }
+ // If the length isn't 40 then the password isn't using sha1, so it must be md5 from 1.2
+ else if (strlen($cur_user['password']) != 40)
+ {
+ $is_md5_authorized = pun_hash_equals(md5($form_password), $cur_user['password']);
+ if ($is_md5_authorized)
+ {
+ $authorized = true;
+
+ $db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\' WHERE id='.$cur_user['id']) or error('Unable to update user password', __FILE__, __LINE__, $db->error());
+ }
+ }
+ // Otherwise we should have a normal sha1 password
+ else
+ $authorized = pun_hash_equals($cur_user['password'], $form_password_hash);
+ }
+
+ if (!$authorized)
+ $errors[] = $lang_login['Wrong user/pass'];
+
+ flux_hook('login_after_validation');
+
+ // Did everything go according to plan?
+ if (empty($errors))
+ {
+ // Update the status if this is the first time the user logged in
+ if ($cur_user['group_id'] == PUN_UNVERIFIED)
+ {
+ $db->query('UPDATE '.$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());
+
+ // Regenerate the users info cache
+ if (!defined('FORUM_CACHE_FUNCTIONS_LOADED'))
+ require PUN_ROOT.'include/cache.php';
+
+ generate_users_info_cache();
+ }
+
+ // Remove this user's guest entry from the online list
+ $db->query('DELETE FROM '.$db->prefix.'online WHERE ident=\''.$db->escape(get_remote_address()).'\'') or error('Unable to delete from online list', __FILE__, __LINE__, $db->error());
+
+ $expire = ($save_pass == '1') ? time() + 1209600 : time() + $pun_config['o_timeout_visit'];
+ pun_setcookie($cur_user['id'], $form_password_hash, $expire);
+
+ // Reset tracked topics
+ set_tracked_topics(null);
+
+ // Try to determine if the data in redirect_url is valid (if not, we redirect to index.php after login)
+ $redirect_url = validate_redirect($_POST['redirect_url'], 'index.php');
+
+ redirect(pun_htmlspecialchars($redirect_url), $lang_login['Login redirect']);
+ }
+}
+
+
+else if ($action == 'out')
+{
+ if ($pun_user['is_guest'] || !isset($_GET['id']) || $_GET['id'] != $pun_user['id'])
+ {
+ header('Location: index.php');
+ exit;
+ }
+
+ check_csrf($_GET['csrf_token']);
+
+ // Remove user from "users online" list
+ $db->query('DELETE FROM '.$db->prefix.'online WHERE user_id='.$pun_user['id']) or error('Unable to delete from online list', __FILE__, __LINE__, $db->error());
+
+ // Update last_visit (make sure there's something to update it with)
+ if (isset($pun_user['logged']))
+ $db->query('UPDATE '.$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());
+
+ pun_setcookie(1, pun_hash(uniqid(rand(), true)), time() + 31536000);
+
+ redirect('index.php', $lang_login['Logout redirect']);
+}
+
+
+else if ($action == 'forget' || $action == 'forget_2')
+{
+ if (!$pun_user['is_guest'])
+ {
+ header('Location: index.php');
+ exit;
+ }
+
+ if (isset($_POST['form_sent']))
+ {
+ flux_hook('forget_password_before_validation');
+
+ require PUN_ROOT.'include/email.php';
+
+ // Validate the email address
+ $email = strtolower(pun_trim($_POST['req_email']));
+ if (!is_valid_email($email))
+ $errors[] = $lang_common['Invalid email'];
+
+ flux_hook('forget_password_after_validation');
+
+ // Did everything go according to plan?
+ if (empty($errors))
+ {
+ $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__, $db->error());
+
+ if ($db->num_rows($result))
+ {
+ // Load the "activate password" template
+ $mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/'.$pun_user['language'].'/mail_templates/activate_password.tpl'));
+
+ // The first row contains the subject
+ $first_crlf = strpos($mail_tpl, "\n");
+ $mail_subject = trim(substr($mail_tpl, 8, $first_crlf-8));
+ $mail_message = trim(substr($mail_tpl, $first_crlf));
+
+ // Do the generic replacements first (they apply to all emails sent out here)
+ $mail_message = str_replace('<base_url>', get_base_url().'/', $mail_message);
+ $mail_message = str_replace('<board_mailer>', $pun_config['o_board_title'], $mail_message);
+
+ // Loop through users we found
+ while ($cur_hit = $db->fetch_assoc($result))
+ {
+ if ($cur_hit['last_email_sent'] != '' && (time() - $cur_hit['last_email_sent']) < 3600 && (time() - $cur_hit['last_email_sent']) >= 0)
+ message(sprintf($lang_login['Email flood'], intval((3600 - (time() - $cur_hit['last_email_sent'])) / 60)), true);
+
+ // Generate a new password and a new password activation code
+ $new_password = random_pass(12);
+ $new_password_key = random_pass(8);
+
+ $db->query('UPDATE '.$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());
+
+ // Do the user specific replacements to the template
+ $cur_mail_message = str_replace('<username>', $cur_hit['username'], $mail_message);
+ $cur_mail_message = str_replace('<activation_url>', get_base_url().'/profile.php?id='.$cur_hit['id'].'&action=change_pass&key='.$new_password_key, $cur_mail_message);
+ $cur_mail_message = str_replace('<new_password>', $new_password, $cur_mail_message);
+
+ pun_mail($email, $mail_subject, $cur_mail_message);
+ }
+
+ message($lang_login['Forget mail'].' <a href="mailto:'.pun_htmlspecialchars($pun_config['o_admin_email']).'">'.pun_htmlspecialchars($pun_config['o_admin_email']).'</a>.', true);
+ }
+ else
+ $errors[] = $lang_login['No email match'].' '.pun_htmlspecialchars($email).'.';
+ }
+ }
+
+ $page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_login['Request pass']);
+ $required_fields = array('req_email' => $lang_common['Email']);
+ $focus_element = array('request_pass', 'req_email');
+
+ flux_hook('forget_password_before_header');
+
+ define ('PUN_ACTIVE_PAGE', 'login');
+ require PUN_ROOT.'header.php';
+
+// If there are errors, we display them
+if (!empty($errors))
+{
+
+?>
+<div id="posterror" class="block">
+ <h2><span><?php echo $lang_login['New password errors'] ?></span></h2>
+ <div class="box">
+ <div class="inbox error-info">
+ <p><?php echo $lang_login['New passworderrors info'] ?></p>
+ <ul class="error-list">
+<?php
+
+ foreach ($errors as $cur_error)
+ echo "\t\t\t\t".'<li><strong>'.$cur_error.'</strong></li>'."\n";
+?>
+ </ul>
+ </div>
+ </div>
+</div>
+
+<?php
+
+}
+?>
+<div class="blockform">
+ <h2><span><?php echo $lang_login['Request pass'] ?></span></h2>
+ <div class="box">
+ <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;}">
+ <div class="inform">
+ <fieldset>
+ <legend><?php echo $lang_login['Request pass legend'] ?></legend>
+ <div class="infldset">
+ <input type="hidden" name="form_sent" value="1" />
+ <label class="required"><strong><?php echo $lang_common['Email'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input id="req_email" type="text" name="req_email" value="<?php if (isset($_POST['req_email'])) echo pun_htmlspecialchars($_POST['req_email']); ?>" size="50" maxlength="80" /><br /></label>
+ <p><?php echo $lang_login['Request pass info'] ?></p>
+ </div>
+ </fieldset>
+ </div>
+<?php flux_hook('forget_password_before_submit') ?>
+ <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 $lang_common['Go back'] ?></a><?php endif; ?></p>
+ </form>
+ </div>
+</div>
+<?php
+
+ require PUN_ROOT.'footer.php';
+}
+
+
+if (!$pun_user['is_guest'])
+{
+ header('Location: index.php');
+ exit;
+}
+
+// Try to determine if the data in HTTP_REFERER is valid (if not, we redirect to index.php after login)
+if (!empty($_SERVER['HTTP_REFERER']))
+ $redirect_url = validate_redirect($_SERVER['HTTP_REFERER'], null);
+
+if (!isset($redirect_url))
+ $redirect_url = get_base_url(true).'/index.php';
+else if (preg_match('%viewtopic\.php\?pid=(\d+)$%', $redirect_url, $matches))
+ $redirect_url .= '#p'.$matches[1];
+
+$page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_common['Login']);
+$required_fields = array('req_username' => $lang_common['Username'], 'req_password' => $lang_common['Password']);
+$focus_element = array('login', 'req_username');
+
+flux_hook('login_before_header');
+
+define('PUN_ACTIVE_PAGE', 'login');
+require PUN_ROOT.'header.php';
+
+// If there are errors, we display them
+if (!empty($errors))
+{
+
+?>
+<div id="posterror" class="block">
+ <h2><span><?php echo $lang_login['Login errors'] ?></span></h2>
+ <div class="box">
+ <div class="inbox error-info">
+ <p><?php echo $lang_login['Login errors info'] ?></p>
+ <ul class="error-list">
+<?php
+
+ foreach ($errors as $cur_error)
+ echo "\t\t\t\t".'<li><strong>'.$cur_error.'</strong></li>'."\n";
+?>
+ </ul>
+ </div>
+ </div>
+</div>
+
+<?php
+
+}
+?>
+<div class="blockform">
+ <h2><span><?php echo $lang_common['Login'] ?></span></h2>
+ <div class="box">
+ <form id="login" method="post" action="login.php?action=in" onsubmit="return process_form(this)">
+ <div class="inform">
+ <fieldset>
+ <legend><?php echo $lang_login['Login legend'] ?></legend>
+ <div class="infldset">
+ <input type="hidden" name="form_sent" value="1" />
+ <input type="hidden" name="redirect_url" value="<?php echo pun_htmlspecialchars($redirect_url) ?>" />
+ <input type="hidden" name="csrf_token" value="<?php echo pun_csrf_token() ?>" />
+ <label class="conl required"><strong><?php echo $lang_common['Username'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input type="text" name="req_username" value="<?php if (isset($_POST['req_username'])) echo pun_htmlspecialchars($_POST['req_username']); ?>" size="25" maxlength="25" tabindex="1" /><br /></label>
+ <label class="conl required"><strong><?php echo $lang_common['Password'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input type="password" name="req_password" size="25" tabindex="2" /><br /></label>
+
+ <div class="rbox clearb">
+ <label><input type="checkbox" name="save_pass" value="1"<?php if (isset($_POST['save_pass'])) echo ' checked="checked"'; ?> tabindex="3" /><?php echo $lang_login['Remember me'] ?><br /></label>
+ </div>
+
+ <p class="clearb"><?php echo $lang_login['Login info'] ?></p>
+ <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>
+ </div>
+ </fieldset>
+ </div>
+<?php flux_hook('login_before_submit') ?>
+ <p class="buttons"><input type="submit" name="login" value="<?php echo $lang_common['Login'] ?>" tabindex="4" /></p>
+ </form>
+ </div>
+</div>
+<?php
+
+require PUN_ROOT.'footer.php';