140 lines
4.3 KiB
PHP
Executable File
140 lines
4.3 KiB
PHP
Executable File
<?php
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/**
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* [Discuz!] (C)2001-2099 Comsenz Inc.
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* This is NOT a freeware, use is subject to license terms
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*
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* $Id: table_common_session.php 28051 2012-02-21 10:36:56Z zhangguosheng $
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*/
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if(!defined('IN_DISCUZ')) {
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exit('Access Denied');
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}
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class table_common_session extends discuz_table
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{
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public function __construct() {
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$this->_table = 'common_session';
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$this->_pk = 'sid';
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parent::__construct();
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}
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public function fetch($id, $force_from_db = false, $null = false) {
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if (defined('DISCUZ_DEPRECATED')) {
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throw new Exception('NotImplementedException');
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return parent::fetch($id, $force_from_db);
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} else {
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return $this->fetch_session($id, $force_from_db, $null);
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}
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}
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public function fetch_session($sid, $ip = false, $uid = false) {
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if(empty($sid)) {
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return array();
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}
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$this->checkpk();
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$session = parent::fetch($sid);
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if($session && $ip !== false && $ip != "{$session['ip']}") {
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$session = array();
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}
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if($session && $uid !== false && $uid != $session['uid']) {
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$session = array();
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}
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return $session;
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}
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public function fetch_member($ismember = 0, $invisible = 0, $start = 0, $limit = 0) {
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$sql = array();
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if($ismember === 1) {
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$sql[] = 'uid > 0';
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} elseif($ismember === 2) {
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$sql[] = 'uid = 0';
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}
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if($invisible === 1) {
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$sql[] = 'invisible = 1';
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} elseif($invisible === 2) {
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$sql[] = 'invisible = 0';
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}
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$wheresql = !empty($sql) && is_array($sql) ? ' WHERE '.implode(' AND ', $sql) : '';
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$sql = 'SELECT * FROM %t '.$wheresql.' ORDER BY lastactivity DESC'.DB::limit($start, $limit);
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return DB::fetch_all($sql, array($this->_table), $this->_pk);
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}
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public function count_invisible($type = 1) {
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return DB::result_first('SELECT COUNT(*) FROM %t WHERE invisible=%d', array($this->_table, $type));
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}
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public function count($type = 0) {
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$condition = $type == 1 ? ' WHERE uid>0 ' : ($type == 2 ? ' WHERE uid=0 ' : '');
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return DB::result_first("SELECT count(*) FROM ".DB::table($this->_table).$condition);
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}
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public function delete_by_session($session, $onlinehold, $guestspan) {
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if(empty($session) || !is_array($session)) return;
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$onlinehold = time() - $onlinehold;
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$guestspan = time() - $guestspan;
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$session = daddslashes($session);
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$condition = " sid='{$session['sid']}' ";
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$condition .= " OR lastactivity<$onlinehold ";
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$condition .= " OR (uid='0' AND ".DB::field('ip', $session['ip'])." AND lastactivity>$guestspan) ";
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$condition .= $session['uid'] ? " OR (uid='{$session['uid']}') " : '';
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DB::delete('common_session', $condition);
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}
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public function fetch_by_uid($uid) {
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return !empty($uid) ? DB::fetch_first('SELECT * FROM %t WHERE uid=%d', array($this->_table, $uid)) : false;
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}
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public function fetch_all_by_uid($uids, $start = 0, $limit = 0) {
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$data = array();
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if(!empty($uids)) {
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$data = DB::fetch_all('SELECT * FROM %t WHERE '.DB::field('uid', $uids).DB::limit($start, $limit), array($this->_table), null, 'uid');
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}
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return $data;
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}
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public function update_max_rows($max_rows) {
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return DB::query('ALTER TABLE '.DB::table('common_session').' MAX_ROWS='.dintval($max_rows));
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}
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public function clear() {
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return DB::query('DELETE FROM '.DB::table('common_session'));
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}
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public function count_by_fid($fid) {
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return ($fid = dintval($fid)) ? DB::result_first('SELECT COUNT(*) FROM '.DB::table('common_session')." WHERE uid>'0' AND fid='$fid' AND invisible='0'") : 0;
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}
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public function fetch_all_by_fid($fid, $limit = 12) {
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return ($fid = dintval($fid)) ? DB::fetch_all('SELECT uid, groupid, username, invisible, lastactivity FROM '.DB::table('common_session')." WHERE uid>'0' AND fid='$fid' AND invisible='0' ORDER BY lastactivity DESC".DB::limit($limit)) : array();
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}
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public function update_by_uid($uid, $data){
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if(($uid = dintval($uid)) && !empty($data) && is_array($data)) {
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return DB::update($this->_table, $data, DB::field('uid', $uid));
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}
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return 0;
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}
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public function count_by_ip($ip) {
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$count = 0;
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if(!empty($ip)) {
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$count = DB::result_first('SELECT COUNT(*) FROM '.DB::table('common_session')." WHERE ".DB::field('ip', $ip));
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}
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return $count;
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}
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public function fetch_all_by_ip($ip, $start = 0, $limit = 0) {
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$data = array();
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if(!empty($ip)) {
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$data = DB::fetch_all('SELECT * FROM %t WHERE ip=%s ORDER BY lastactivity DESC'.DB::limit($start, $limit), array($this->_table, $ip), null);
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}
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return $data;
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}
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}
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?>
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