<?php
/***************************************************************************
* functions_user.php
* -------------------
* begin : Saturday, Feb 13, 2001
* copyright : (C) 2001 The phpBB Group
* email : support@phpbb.com
*
* $Id$
*
***************************************************************************/
/***************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
***************************************************************************/
// Handles manipulation of user data. Primary used in registration
// and user profile manipulation
class userdata extends user
{
var $error = false;
var $error_msg;
function add_new_user($userdata, $coppa)
{
global $config, $db, $user;
$userdata = $this->prepare_data($userdata, TRUE);
if (!$this->error)
{
if (($coppa) && ($config['require_activation'] == USER_ACTIVATION_SELF || $config['require_activation'] == USER_ACTIVATION_ADMIN))
{
$user_actkey = $this->gen_png_string(10);
$key_len = 54 - (strlen($server_url));
$key_len = ($key_len > 6) ? $key_len : 6;
$user_actkey = substr($user_actkey, 0, $key_len);
$user_active = 0;
if ($user->data['user_id'] != ANONYMOUS)
{
$user->destroy();
}
}
else
{
$user_active = 1;
$user_actkey = '';
}
// Begin transaction ... should this screw up we can rollback
$db->sql_transaction();
$sql_ary = array(
'user_ip' => $user->ip,
'user_regdate' => time(),
'username' => $userdata['username'],
'user_password' => $userdata['password'],
'user_email' => $userdata['email'],
'user_viewemail' => $userdata['viewemail'],
'user_attachsig' => $userdata['attachsig'],
'user_allowsmile' => $userdata['allowsmilies'],
'user_allowhtml' => $userdata['allowhtml'],
'user_allowbbcode' => $userdata['allowbbcode'],
'user_allow_viewonline' => $userdata['allowviewonline'],
'user_allow_pm' => 1,
'user_notify' => $userdata['notifyreply'],
'user_allow_viewonline' => $userdata['hideonline'],
'user_notify_pm'=> $userdata['notifypm'],
'user_popup_pm' => $userdata['popup_pm'],
'user_timezone' => (float) $userdata['timezone'],
'user_dateformat' => $userdata['dateformat'],
'user_lang' => $userdata['language'],
'user_style' => $userdata['style'],
'user_active' => $user_active,
'user_actkey' => $user_actkey
);
// 'user_avatar' => $avatar_sql['data'],
// 'user_avatar_type' => $avatar_sql['type'],
$sql = 'INSERT INTO ' . USERS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
$db->sql_query($sql);
$user_id = $db->sql_nextid();
// Place into appropriate group, either REGISTERED or INACTIVE depending on config
$group_name = ($config['require_activation'] == USER_ACTIVATION_NONE) ? 'REGISTERED' : 'INACTIVE';
$sql = "INSERT INTO " . USER_GROUP_TABLE . " (user_id, group_id, user_pending)
SELECT $user_id, group_id, 0
FROM " . GROUPS_TABLE . "
WHERE group_name = '$group_name'
AND group_type = " . GROUP_SPECIAL;
$result = $db->sql_query($sql);
$db->sql_transaction('commit');
if ($coppa)
{
$message = $user->lang['COPPA'];
$email_template = 'coppa_welcome_inactive';
}
else if ($config['require_activation'] == USER_ACTIVATION_SELF)
{
$message = $user->lang['Account_inactive'];
$email_template = 'user_welcome_inactive';
}
else if ($config['require_activation'] == USER_ACTIVATION_ADMIN)
{
$message = $user->lang['Account_inactive_admin'];
$email_template = 'admin_welcome_inactive';
}
else
{
$message = $user->lang['Account_added'];
$email_template = 'user_welcome';
}
/*
include($phpbb_root_path . 'includes/emailer.'.$phpEx);
$emailer = new emailer($config['smtp_delivery']);
// Should we just define this within the email class?
$email_headers = "From: " . $config['board_email'] . "\nReturn-Path: " . $config['board_email'] . "\r\n";
$emailer->use_template($email_template, $user->data['user_lang']);
$emailer->email_address($email);
$emailer->set_subject();//sprintf($user->lang['Welcome_subject'], $config['sitename'])
$emailer->extra_headers($email_headers);
if ($coppa)
{
$emailer->assign_vars(array(
'SITENAME' => $config['sitename'],
'WELCOME_MSG' => sprintf($user->lang['Welcome_subject'], $config['sitename']),
'USERNAME' => $username,
'PASSWORD' => $password_confirm,
'EMAIL_SIG' => str_replace('<br />', "\n", "-- \n" . $config['board_email_sig']),
'U_ACTIVATE' => $server_url . '?mode=activate&act_key=' . $user_actkey,
'FAX_INFO' => $config['coppa_fax'],
'MAIL_INFO' => $config['coppa_mail'],
'EMAIL_ADDRESS' => $email,
'SITENAME' => $config['sitename']));
}
else
{
$emailer->assign_vars(array(
'SITENAME' => $config['sitename'],
'WELCOME_MSG' => sprintf($user->lang['Welcome_subject'], $config['sitename']),
'USERNAME' => $username,
'PASSWORD' => $password_confirm,
'EMAIL_SIG' => str_replace('<br />', "\n", "-- \n" . $config['board_email_sig']),
'U_ACTIVATE' => $server_url . '?mode=activate&act_key=' . $user_actkey)
);
}
$emailer->send();
$emailer->reset();
if ($config['require_activation'] == USER_ACTIVATION_ADMIN)
{
$emailer->use_template('admin_activate', stripslashes($user_lang));
$emailer->email_address($config['board_email']);
$emailer->set_subject(); //$user->lang['New_account_subject']
$emailer->extra_headers($email_headers);
$emailer->assign_vars(array(
'USERNAME' => $username,
'EMAIL_SIG' => str_replace('<br />', "\n", "-- \n" . $config['board_email_sig']),
'U_ACTIVATE' => $server_url . '?mode=activate&act_key=' . $user_actkey)
);
$emailer->send();
$emailer->reset();
}
*/
$message = $message . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . "index.$phpEx$SID" . '">', '</a>');
$return = array('user_id' => $user_id,
'username' => $userdata['username'],
'message' => $message);
return($return);
}
else
{
return(array('user_id' => 0,
'username' => NULL,
'message' => $this->error_msg));
}
}
function prepare_data($userdata, $registration = FALSE)
{
global $db, $user, $config;
$strip_var_list = array('username' => 'username', 'email' => 'email');
foreach ($strip_var_list as $var => $param)
{
if (!empty($userdata[$param]))
{
$userdata[$var] = trim(strip_tags($userdata[$param]));
}
}
$trim_var_list = array('password_current' => 'cur_password', 'password' => 'new_password', 'password_confirm' => 'password_confirm');
foreach ($trim_var_list as $var => $param)
{
if (!empty($userdata[$param]))
{
$userdata[$var] = trim($userdata[$param]);
}
}
$userdata['username'] = str_replace(' ', '', $userdata['username']);
$userdata['email'] = htmlspecialchars($userdata['email']);
// Run some validation on the optional fields. These are pass-by-ref, so they'll be changed to
// empty strings if they fail.
//validate_optional_fields($icq, $aim, $msn, $yim, $website, $location, $occupation, $interests, $signature);
$userdata['viewemail'] = (isset($userdata['viewemail'])) ? (($userdata['viewemail']) ? TRUE : 0) : 0;
$userdata['hideonline'] = (isset($userdata['hideonline'])) ? (($userdata['hideonline']) ? 0 : TRUE) : TRUE;
$userdata['notifyreply'] = (isset($userdata['notifyreply'])) ? (($userdata['notifyreply']) ? TRUE : 0) : 0;
$userdata['notifypm'] = (isset($userdata['notifypm'])) ? (($userdata['notifypm']) ? TRUE : 0) : TRUE;
$userdata['popup_pm'] = (isset($userdata['popup_pm'])) ? (($userdata['popup_pm']) ? TRUE : 0) : TRUE;
$userdata['attachsig'] = (isset($userdata['attachsig'])) ? (($userdata['attachsig']) ? TRUE : 0) : $config['allow_sig'];
$userdata['allowhtml'] = (isset($userdata['allowhtml'])) ? (($userdata['allowhtml']) ? TRUE : 0) : $config['allow_html'];
$userdata['allowbbcode'] = (isset($userdata['allowbbcode'])) ? (($userdata['allowbbcode']) ? TRUE : 0) : $config['allow_bbcode'];
$userdata['allowsmilies'] = (isset($userdata['allowsmilies'])) ? (($userdata['allowsmilies']) ? TRUE : 0) : $config['allow_smilies'];
$userdata['style'] = (isset($userdata['style'])) ? intval($userdata['style']) : $config['default_style'];
if (!empty($userdata['language']))
{
if (preg_match('/^[a-z_]+$/i', $userdata['language']))
{
$userdata['language'] = $userdata['language'];
}
else
{
$this->error = true;
$this->error_msg = $user->lang['Fields_empty'];
}
}
else
{
$userdata['language'] = $config['default_lang'];
}
$userdata['timezone'] = (isset($userdata['timezone'])) ? doubleval($userdata['timezone']) : $config['board_timezone'];
$userdata['dateformat'] = (!empty($userdata['dateformat'])) ? trim($userdata['dateformat']) : $config['default_dateformat'];
if (empty($userdata['username']) || empty($userdata['password']) || empty($userdata['password_confirm']) || empty($userdata['email']))
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Fields_empty'];
}
if (!empty($userdata['password']) && !empty($userdata['password_confirm']))
{
if ($userdata['password'] != $userdata['password_confirm'])
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Password_mismatch'];
}
else if (strlen($userdata['password']) > 32)
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Password_long'];
}
else
{
if (!$this->error)
{
$userdata['password'] = md5($userdata['password']);
$passwd_sql = "user_password = '$password', ";
}
}
}
else if ((empty($userdata['password']) && !empty($userdata['password_confirm'])) || (!empty($userdata['password']) && empty($userdata['password_confirm'])))
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Password_mismatch'];
}
else
{
$userdata['password'] = $user->data['user_password'];
}
// Do a ban check on this email address
if ($userdata['email'] != $user->data['user_email'] || $registration)
{
if (($result = $this->validate_email($userdata['email'])) != false)
{
$userdata['email'] = $user->data['user_email'];
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $result;
}
}
if (empty($userdata['username']))
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Username_disallowed'];
}
else
{
if (($result = $this->validate_username($userdata['username'])) != false)
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $result;
}
}
// Visual Confirmation handling
if ($config['enable_confirm'] && $registration)
{
if (empty($userdata['confirm_id']))
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Confirm_code_wrong'];
}
else
{
$sql = "SELECT code
FROM " . CONFIRM_TABLE . "
WHERE confirm_id = '" . $userdata['confirm_id'] . "'
AND session_id = '" . $user->data['session_id'] . "'";
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
if ($row['code'] != $userdata['confirm_code'])
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Confirm_code_wrong'];
}
}
else
{
$this->error = TRUE;
$this->error_msg .= ((isset($this->error_msg)) ? '<br />' : '') . $user->lang['Confirm_code_wrong'];
}
$sql = "DELETE FROM " . CONFIRM_TABLE . "
WHERE confirm_id = '" . $userdata['confirm_id'] . "'
AND session_id = '" . $user->data['session_id'] . "'";
$db->sql_query($sql);
}
}
return($userdata);
}
function modify_userdata($userdata)
{
}
function gen_png_string($num_chars)
{
$chars = array('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '1', '2', '3', '4', '5', '6', '7', '8', '9');
list($usec, $sec) = explode(' ', microtime());
mt_srand($sec * $usec);
$max_chars = count($chars) - 1;
$rand_str = '';
for ($i = 0; $i < $num_chars; $i++)
{
$rand_str .= $chars[mt_rand(0, $max_chars)];
}
return $rand_str;
}
// Check to see if the username has been taken, or if it is disallowed.
// Also checks if it includes the " character, which we don't allow in usernames.
// Used for registering, changing names, and posting anonymously with a username
function validate_username($username)
{
global $db, $user;
$username = $db->sql_escape($username);
$sql = "SELECT username
FROM " . USERS_TABLE . "
WHERE LOWER(username) = '" . strtolower($username) . "'";
$result = $db->sql_query($sql);
if (($row = $db->sql_fetchrow($result)) && $row['username'] != $user->data['username'])
{
return $user->lang['Username_taken'];
}
$sql = "SELECT group_name
FROM " . GROUPS_TABLE . "
WHERE LOWER(group_name) = '" . strtolower($username) . "'";
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
return $user->lang['Username_taken'];
}
$sql = "SELECT disallow_username
FROM " . DISALLOW_TABLE;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
if (preg_match('#\b(' . str_replace('\*', '.*?', preg_quote($row['disallow_username'], '#')) . ')\b#i', $username))
{
return $user->lang['Username_disallowed'];
}
}
$sql = "SELECT word
FROM " . WORDS_TABLE;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
if (preg_match('#\b(' . str_replace('\*', '.*?', preg_quote($row['word'], '#')) . ')\b#i', $username))
{
return $user->lang['Username_disallowed'];
}
}
// Don't allow " in username.
if (strstr($username, '"'))
{
return $user->lang['Username_invalid'];
}
return false;
}
// Check to see if email address is banned or already present in the DB
function validate_email($email)
{
global $db, $user;
if ($email != '')
{
if (preg_match('/^[a-z0-9\.\-_\+]+@[a-z0-9\-_]+\.([a-z0-9\-_]+\.)*?[a-z]+$/is', $email))
{
$sql = "SELECT ban_email
FROM " . BANLIST_TABLE;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
if (preg_match('#^' . str_replace('*', '.*?', $row['ban_email']) . '$#is', $email))
{
return $user->lang['Email_banned'];
}
}
$sql = "SELECT user_email
FROM " . USERS_TABLE . "
WHERE user_email = '" . $db->sql_escape($email) . "'";
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
return $user->lang['Email_taken'];
}
return false;
}
}
return $user->lang['Email_invalid'];
}
}
?>