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<? |
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// ------------------------------------------------------------------------- |
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// $Id: Session.php,v 1.6 2002/12/05 21:46:09 joko Exp $ |
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// ------------------------------------------------------------------------- |
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// $Log: Session.php,v $ |
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// Revision 1.6 2002/12/05 21:46:09 joko |
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// + global $sessionstate (session-variable) |
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// + function get |
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// + function set |
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// |
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// Revision 1.5 2002/12/04 10:13:21 joko |
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// - purged old code in validate_session |
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// |
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// Revision 1.3 2002/12/03 16:13:21 joko |
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// + bugfix with autologout: |
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// + now just setting some message to site_state here |
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// + no direct getlt! (it's a shortcut function) |
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// + $this->site->user->preLogout(1); as autoload mechanism |
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// |
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// Revision 1.2 2002/12/01 22:32:45 joko |
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// + bugfix: wrong object-hierarchy: |
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// use $this->site->user->preLogout and/or $this->site->request->overrideReq... |
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// + documented |
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// |
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// Revision 1.1 2002/11/12 05:42:31 joko |
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// + initial checkin |
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// |
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// ------------------------------------------------------------------------- |
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|
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|
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class Session { |
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|
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//============== session functions============= |
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function &Session() { |
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global $session_cfg; |
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$session_cfg["session_id"] = session_id(); |
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$session_cfg["remote_ip"] = $_SERVER["REMOTE_ADDR"]; |
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$session_cfg["remote_port"] = $_SERVER["REMOTE_PORT"]; |
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$session_cfg["user_agent"] = $_SERVER["HTTP_USER_AGENT"]; |
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$session_cfg["http_referer"] = $_SERVER["HTTP_REFERER"]; |
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$session_cfg["date"] = date('Y-m-d H:i:s', time()); |
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|
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if (session_register_safe('sessionstate')) { |
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} |
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|
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} |
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|
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function start() { |
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global $session_cfg; |
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$session_exists = $this->exists($session_cfg["session_id"]); |
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//print Dumper($session_exists); |
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if (!is_array($session_exists)) { |
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$this->add_session($session_cfg); |
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} else { |
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$session_cfg["session_uid"] = $session_exists["session_uid"]; |
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if ($this->site->user->isLoggedOn()) { |
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//print "val - idle<br>"; |
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$this->validate_idle(); |
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} |
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//print "val - session<br>"; |
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$this->validate_session($session_cfg); |
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} |
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} |
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|
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function validate_session($scfgt) { |
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$this->update_session($scfgt); |
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} |
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|
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function update_session($scfg) { |
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$sql = "UPDATE f_td_sessions SET session_hits=session_hits+1,last_date='$scfg[date]' WHERE session_uid='$scfg[session_uid]'"; |
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$res = send_sql($sql); |
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} |
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|
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function add_session($scfg) { |
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//session_start(); |
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//session_register('user_status_val'); |
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connectdb(); |
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$sql="INSERT INTO f_td_sessions VALUES ('','$scfg[session_id]','1','$scfg[remote_ip]','$scfg[remote_port]','$scfg[user_agent]','$scfg[http_referer]','$scfg[date]','$scfg[date]')"; |
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$res = send_sql($sql); |
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} |
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|
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function bindUser() { |
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$session_id = session_id(); |
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$session_tm = $this->exists($session_id); |
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$date = date('Y-m-d H:i:s', time()); |
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$sql = "SELECT mid FROM f_map_user_session WHERE user_uid='$site->user->get('oid')' AND last='1'"; |
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if($res = send_sql($sql)) { |
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$row = mysql_fetch_array($res,MYSQL_ASSOC); |
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//if (!mysql_num_rows($res)>0) { |
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$sql2 = "INSERT INTO f_map_user_session VALUES ('','$site->user->get('oid')','$session_tm[session_uid]','$date','','1')"; |
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$res2 = send_sql($sql2); |
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} |
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else { |
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//print_r($row); |
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$sql3 = "Update f_map_user_session SET last='0' WHERE mid='$row[mid]'"; |
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$res3 = send_sql($sql3); |
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$sql4 = "INSERT INTO f_map_user_session VALUES ('','$site->user->get('oid')','$session_tm[session_uid]','$date','','1')"; |
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$res4 = send_sql($sql4); |
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} |
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} |
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|
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function exists($session_id) { |
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// check if sessionID exists |
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connectdb(); |
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$sql_exists = "SELECT session_uid,session_id FROM f_td_sessions WHERE session_id='$session_id'"; |
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$res_exists = send_sql($sql_exists); |
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if (!mysql_num_rows($res_exists) > 0) { |
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return 0; |
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} |
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else { |
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$row = mysql_fetch_array($res_exists, MYSQL_ASSOC); |
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return $row; |
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} |
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} |
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|
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function validate_idle() { |
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|
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//global $cfg, $site, $site_state; |
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global $cfg, $site_state; |
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$session_id = session_id(); |
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|
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// get "max_idle_time"-time from database |
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$sql = "SELECT pvalue FROM td_global_private WHERE pname='max_idle_time'"; |
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$res = send_sql($sql); |
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$row = mysql_fetch_array($res, MYSQL_ASSOC); |
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$max_idle_time = $row[pvalue]; |
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|
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// use a default idle-time of half an hour if database-value is empty |
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if (!$max_idle_time) $max_idle_time = 60 * 30; |
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|
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// get last "access"-time from database |
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$sql_mus = "SELECT last_date FROM f_td_sessions WHERE session_id='$session_id'"; |
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$res_mus = send_sql($sql_mus); |
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$mus = mysql_fetch_array($res_mus, MYSQL_ASSOC); |
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|
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// calculate idletime |
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$time_now = time(); |
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$last_date = strtotime($mus[last_date]); |
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$max_idle_date = $last_date + $max_idle_time; |
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|
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// check timeout |
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if ($time_now > $max_idle_date) { |
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// TODO: REVIEW (re-enable?) |
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// throw user to (re)login-page |
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// $site->redirect( getlink('/pub/login/') ); |
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$this->site->user->preLogout(1); |
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$this->site->request->overrideRequestIdentifier('/home/logout/'); |
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} |
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|
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} |
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|
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|
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function get($attribute) { |
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global $sessionstate; |
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//print "session - get: " . Dumper($sessionstate) . "<br>"; |
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return $sessionstate[$attribute]; |
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} |
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|
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function set($attribute, $value) { |
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global $sessionstate; |
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//print "val: " . Dumper($value) . "<br>"; |
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$sessionstate[$attribute] = $value; |
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//print "session - set: " . Dumper($sessionstate) . "<br>"; |
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} |
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|
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} |
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|
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?> |
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