281 lines
9.6 KiB
PHP
281 lines
9.6 KiB
PHP
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<?php
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/*
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[UCenter] (C)2001-2099 Comsenz Inc.
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This is NOT a freeware, use is subject to license terms
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$Id: user.php 1179 2014-11-03 07:11:25Z hypowang $
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*/
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!defined('IN_UC') && exit('Access Denied');
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class usermodel {
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var $db;
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var $base;
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function __construct(&$base) {
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$this->usermodel($base);
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}
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function usermodel(&$base) {
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$this->base = $base;
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$this->db = $base->db;
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}
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function get_user_by_uid($uid) {
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$arr = $this->db->fetch_first("SELECT * FROM ".UC_DBTABLEPRE."members WHERE uid='$uid'");
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return $arr;
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}
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function get_user_by_username($username) {
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$arr = $this->db->fetch_first("SELECT * FROM ".UC_DBTABLEPRE."members WHERE username='$username'");
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return $arr;
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}
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function get_user_by_email($email) {
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$arr = $this->db->fetch_first("SELECT * FROM ".UC_DBTABLEPRE."members WHERE email='$email'");
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return $arr;
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}
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function check_username($username) {
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$guestexp = '\xA1\xA1|\xAC\xA3|^Guest|^\xD3\xCE\xBF\xCD|\xB9\x43\xAB\xC8';
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$len = $this->dstrlen($username);
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if($len > 15 || $len < 3 || preg_match("/\s+|^c:\\con\\con|[%,\*\"\s\<\>\&]|$guestexp/is", $username)) {
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return FALSE;
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} else {
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return TRUE;
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}
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}
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function dstrlen($str) {
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if(strtolower(UC_CHARSET) != 'utf-8') {
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return strlen($str);
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}
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$count = 0;
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for($i = 0; $i < strlen($str); $i++){
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$value = ord($str[$i]);
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if($value > 127) {
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$count++;
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if($value >= 192 && $value <= 223) $i++;
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elseif($value >= 224 && $value <= 239) $i = $i + 2;
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elseif($value >= 240 && $value <= 247) $i = $i + 3;
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}
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$count++;
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}
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return $count;
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}
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function check_mergeuser($username) {
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$data = $this->db->result_first("SELECT count(*) FROM ".UC_DBTABLEPRE."mergemembers WHERE appid='".$this->base->app['appid']."' AND username='$username'");
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return $data;
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}
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function check_usernamecensor($username) {
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$_CACHE['badwords'] = $this->base->cache('badwords');
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$censorusername = $this->base->get_setting('censorusername');
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$censorusername = $censorusername['censorusername'];
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$censorexp = '/^('.str_replace(array('\\*', "\r\n", ' '), array('.*', '|', ''), preg_quote(($censorusername = trim($censorusername)), '/')).')$/i';
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$usernamereplaced = isset($_CACHE['badwords']['findpattern']) && !empty($_CACHE['badwords']['findpattern']) ? @preg_replace($_CACHE['badwords']['findpattern'], $_CACHE['badwords']['replace'], $username) : $username;
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if(($usernamereplaced != $username) || ($censorusername && preg_match($censorexp, $username))) {
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return FALSE;
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} else {
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return TRUE;
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}
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}
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function check_usernameexists($username) {
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$data = $this->db->result_first("SELECT username FROM ".UC_DBTABLEPRE."members WHERE username='$username'");
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return $data;
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}
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function check_emailformat($email) {
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return strlen($email) > 6 && strlen($email) <= 32 && preg_match("/^([a-z0-9\-_.+]+)@([a-z0-9\-]+[.][a-z0-9\-.]+)$/", $email);
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}
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function check_emailaccess($email) {
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$setting = $this->base->get_setting(array('accessemail', 'censoremail'));
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$accessemail = $setting['accessemail'];
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$censoremail = $setting['censoremail'];
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$accessexp = '/('.str_replace("\r\n", '|', preg_quote(trim($accessemail), '/')).')$/i';
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$censorexp = '/('.str_replace("\r\n", '|', preg_quote(trim($censoremail), '/')).')$/i';
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if($accessemail || $censoremail) {
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if(($accessemail && !preg_match($accessexp, $email)) || ($censoremail && preg_match($censorexp, $email))) {
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return FALSE;
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} else {
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return TRUE;
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}
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} else {
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return TRUE;
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}
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}
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function check_emailexists($email, $username = '') {
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$sqladd = $username !== '' ? "AND username<>'$username'" : '';
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$email = $this->db->result_first("SELECT email FROM ".UC_DBTABLEPRE."members WHERE email='$email' $sqladd");
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return $email;
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}
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function check_login($username, $password, &$user) {
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$user = $this->get_user_by_username($username);
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if(empty($user['username'])) {
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return -1;
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} elseif($user['password'] != md5(md5($password).$user['salt'])) {
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return -2;
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}
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return $user['uid'];
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}
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function add_user($username, $password, $email, $uid = 0, $questionid = '', $answer = '', $regip = '') {
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$regip = empty($regip) ? $this->base->onlineip : $regip;
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$salt = substr(uniqid(rand()), -6);
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$password = md5(md5($password).$salt);
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$sqladd = $uid ? "uid='".intval($uid)."'," : '';
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$sqladd .= $questionid > 0 ? " secques='".$this->quescrypt($questionid, $answer)."'," : " secques='',";
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$this->db->query("INSERT INTO ".UC_DBTABLEPRE."members SET $sqladd username='$username', password='$password', email='$email', regip='$regip', regdate='".$this->base->time."', salt='$salt'");
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$uid = $this->db->insert_id();
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$this->db->query("INSERT INTO ".UC_DBTABLEPRE."memberfields SET uid='$uid'");
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return $uid;
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}
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function edit_user($username, $oldpw, $newpw, $email, $ignoreoldpw = 0, $questionid = '', $answer = '') {
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$data = $this->db->fetch_first("SELECT username, uid, password, salt FROM ".UC_DBTABLEPRE."members WHERE username='$username'");
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if($ignoreoldpw) {
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$isprotected = $this->db->result_first("SELECT COUNT(*) FROM ".UC_DBTABLEPRE."protectedmembers WHERE uid = '$data[uid]'");
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if($isprotected) {
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return -8;
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}
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}
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if(!$ignoreoldpw && $data['password'] != md5(md5($oldpw).$data['salt'])) {
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return -1;
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}
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$sqladd = $newpw ? "password='".md5(md5($newpw).$data['salt'])."'" : '';
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$sqladd .= $email ? ($sqladd ? ',' : '')." email='$email'" : '';
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if($questionid !== '') {
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if($questionid > 0) {
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$sqladd .= ($sqladd ? ',' : '')." secques='".$this->quescrypt($questionid, $answer)."'";
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} else {
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$sqladd .= ($sqladd ? ',' : '')." secques=''";
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}
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}
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if($sqladd || $emailadd) {
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$this->db->query("UPDATE ".UC_DBTABLEPRE."members SET $sqladd WHERE username='$username'");
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return $this->db->affected_rows();
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} else {
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return -7;
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}
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}
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function delete_user($uidsarr) {
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$uidsarr = (array)$uidsarr;
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if(!$uidsarr) {
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return 0;
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}
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$uids = $this->base->implode($uidsarr);
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$arr = $this->db->fetch_all("SELECT uid FROM ".UC_DBTABLEPRE."protectedmembers WHERE uid IN ($uids)");
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$puids = array();
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foreach((array)$arr as $member) {
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$puids[] = $member['uid'];
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}
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$uids = $this->base->implode(array_diff($uidsarr, $puids));
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if($uids) {
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$this->db->query("DELETE FROM ".UC_DBTABLEPRE."members WHERE uid IN($uids)");
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$this->db->query("DELETE FROM ".UC_DBTABLEPRE."memberfields WHERE uid IN($uids)");
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uc_user_deleteavatar($uidsarr);
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$this->base->load('note');
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$_ENV['note']->add('deleteuser', "ids=$uids");
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return $this->db->affected_rows();
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} else {
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return 0;
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}
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}
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function get_total_num($sqladd = '') {
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$data = $this->db->result_first("SELECT COUNT(*) FROM ".UC_DBTABLEPRE."members $sqladd");
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return $data;
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}
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function get_list($page, $ppp, $totalnum, $sqladd) {
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$start = $this->base->page_get_start($page, $ppp, $totalnum);
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$data = $this->db->fetch_all("SELECT * FROM ".UC_DBTABLEPRE."members $sqladd LIMIT $start, $ppp");
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return $data;
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}
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function name2id($usernamesarr) {
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$usernamesarr = uc_addslashes($usernamesarr, 1, TRUE);
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$usernames = $this->base->implode($usernamesarr);
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$query = $this->db->query("SELECT uid FROM ".UC_DBTABLEPRE."members WHERE username IN($usernames)");
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$arr = array();
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while($user = $this->db->fetch_array($query)) {
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$arr[] = $user['uid'];
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}
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return $arr;
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}
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function id2name($uidarr) {
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$arr = array();
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$query = $this->db->query("SELECT uid, username FROM ".UC_DBTABLEPRE."members WHERE uid IN (".$this->base->implode($uidarr).")");
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while($user = $this->db->fetch_array($query)) {
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$arr[$user['uid']] = $user['username'];
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}
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return $arr;
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}
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function quescrypt($questionid, $answer) {
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return $questionid > 0 && $answer != '' ? substr(md5($answer.md5($questionid)), 16, 8) : '';
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}
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function can_do_login($username, $ip = '') {
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$check_times = $this->base->settings['login_failedtime'] < 1 ? 5 : $this->base->settings['login_failedtime'];
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$username = substr(md5($username), 8, 15);
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$expire = 15 * 60;
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if(!$ip) {
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$ip = $this->base->onlineip;
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}
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$ip_check = $user_check = array();
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$query = $this->db->query("SELECT * FROM ".UC_DBTABLEPRE."failedlogins WHERE ip='".$ip."' OR ip='$username'");
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while($row = $this->db->fetch_array($query)) {
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if($row['ip'] === $username) {
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$user_check = $row;
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} elseif($row['ip'] === $ip) {
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$ip_check = $row;
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}
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}
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if(empty($ip_check) || ($this->base->time - $ip_check['lastupdate'] > $expire)) {
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$ip_check = array();
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$this->db->query("REPLACE INTO ".UC_DBTABLEPRE."failedlogins (ip, count, lastupdate) VALUES ('{$ip}', '0', '{$this->base->time}')");
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}
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if(empty($user_check) || ($this->base->time - $user_check['lastupdate'] > $expire)) {
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$user_check = array();
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$this->db->query("REPLACE INTO ".UC_DBTABLEPRE."failedlogins (ip, count, lastupdate) VALUES ('{$username}', '0', '{$this->base->time}')");
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}
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if ($ip_check || $user_check) {
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$time_left = min(($check_times - $ip_check['count']), ($check_times - $user_check['count']));
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return $time_left;
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}
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$this->db->query("DELETE FROM ".UC_DBTABLEPRE."failedlogins WHERE lastupdate<".($this->base->time - ($expire + 1)), 'UNBUFFERED');
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return $check_times;
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}
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function loginfailed($username, $ip = '') {
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$username = substr(md5($username), 8, 15);
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if(!$ip) {
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$ip = $this->base->onlineip;
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}
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$this->db->query("UPDATE ".UC_DBTABLEPRE."failedlogins SET count=count+1, lastupdate='".$this->base->time."' WHERE ip='".$ip."' OR ip='$username'");
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}
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}
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