mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-28 17:48:51 +01:00
491 lines
18 KiB
PHP
491 lines
18 KiB
PHP
<?php
|
|
/**************************************************************************\
|
|
* phpGroupWare API - Session management *
|
|
* This file written by Dan Kuykendall <seek3r@phpgroupware.org> *
|
|
* and Joseph Engo <jengo@phpgroupware.org> *
|
|
* Copyright (C) 2000, 2001 Dan Kuykendall *
|
|
* -------------------------------------------------------------------------*
|
|
* This library is part of the phpGroupWare API *
|
|
* http://www.phpgroupware.org/api *
|
|
* ------------------------------------------------------------------------ *
|
|
* This library is free software; you can redistribute it and/or modify it *
|
|
* under the terms of the GNU Lesser General Public License as published by *
|
|
* the Free Software Foundation; either version 2.1 of the License, *
|
|
* or any later version. *
|
|
* This library is distributed in the hope that it will be useful, but *
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
|
|
* See the GNU Lesser General Public License for more details. *
|
|
* You should have received a copy of the GNU Lesser General Public License *
|
|
* along with this library; if not, write to the Free Software Foundation, *
|
|
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
|
|
\**************************************************************************/
|
|
|
|
/* $Id$ */
|
|
|
|
class sessions
|
|
{
|
|
var $login;
|
|
var $passwd;
|
|
var $account_id;
|
|
var $account_lid;
|
|
var $account_domain;
|
|
var $sessionid;
|
|
var $kp3;
|
|
var $data;
|
|
var $db;
|
|
var $db2;
|
|
|
|
/*************************************************************************\
|
|
* Constructor just loads up some defaults from cookies *
|
|
\*************************************************************************/
|
|
function sessions()
|
|
{
|
|
global $phpgw, $phpgw_info, $sessionid, $kp3;
|
|
|
|
$this->db = $phpgw->db;
|
|
$this->db2 = $phpgw->db;
|
|
$this->sessionid = $sessionid;
|
|
$this->kp3 = $kp3;
|
|
}
|
|
|
|
/*************************************************************************\
|
|
* Functions for creating and verifying the session *
|
|
\*************************************************************************/
|
|
function getuser_ip()
|
|
{
|
|
global $REMOTE_ADDR, $HTTP_X_FORWARDED_FOR;
|
|
|
|
if ($HTTP_X_FORWARDED_FOR) {
|
|
return $HTTP_X_FORWARDED_FOR;
|
|
} else {
|
|
return $REMOTE_ADDR;
|
|
}
|
|
}
|
|
|
|
function verify()
|
|
{
|
|
global $phpgw, $phpgw_info, $sessionid, $kp3;
|
|
|
|
$db = $phpgw->db;
|
|
$db2 = $phpgw->db;
|
|
$this->sessionid = $sessionid;
|
|
$this->kp3 = $kp3;
|
|
|
|
$phpgw->common->key = $phpgw_info["server"]["encryptkey"];
|
|
$phpgw->common->key .= $this->sessionid;
|
|
$phpgw->common->key .= $this->kp3;
|
|
$phpgw->common->iv = $phpgw_info["server"]["mcrypt_iv"];
|
|
|
|
$cryptovars[0] = $phpgw->common->key;
|
|
$cryptovars[1] = $phpgw->common->iv;
|
|
$phpgw->crypto = CreateObject("phpgwapi.crypto", $cryptovars);
|
|
|
|
$db->query("select * from phpgw_sessions where session_id='" . $this->sessionid . "'",__LINE__,__FILE__);
|
|
$db->next_record();
|
|
|
|
// This is going to be replace with the session_flag field
|
|
if ($db->f("session_info") == "" || $db->f("session_info") == "NULL") {
|
|
/* $this->account_lid = $db->f("session_lid");
|
|
$phpgw_info["user"]["sessionid"] = $this->sessionid;
|
|
$phpgw_info["user"]["session_ip"] = $db->f("session_ip");
|
|
|
|
$t = explode("@",$db->f("session_lid"));
|
|
$this->account_lid = $t[0];
|
|
|
|
// Now we need to re-read eveything
|
|
$db->query("select * from phpgw_sessions where session_id='$this->sessionid'",__LINE__,__FILE__);
|
|
$db->next_record(); */
|
|
}
|
|
|
|
$phpgw_info["user"]["kp3"] = $this->kp3;
|
|
$phpgw_info_flags = $phpgw_info["flags"];
|
|
$phpgw_info = $phpgw->crypto->decrypt($db->f("session_info"));
|
|
$this->data = $phpgw_info["user"];
|
|
$phpgw_info["flags"] = $phpgw_info_flags;
|
|
$userid_array = explode("@",$db->f("session_lid"));
|
|
$this->account_lid = $userid_array[0];
|
|
|
|
if ($userid_array[1] != $phpgw_info["user"]["domain"]) {
|
|
return False;
|
|
}
|
|
|
|
if (PHP_OS != "Windows" && (! $phpgw_info["user"]["session_ip"] || $phpgw_info["user"]["session_ip"] != $this->getuser_ip())){
|
|
return False;
|
|
}
|
|
|
|
$this->update_dla();
|
|
$this->account_id = $phpgw->accounts->name2id($this->account_lid);
|
|
$phpgw->acl->acl($this->account_id);
|
|
$phpgw->accounts->accounts($this->account_id);
|
|
$phpgw->preferences->preferences($this->account_id);
|
|
$phpgw->applications->applications($this->account_id);
|
|
|
|
if (! $this->account_lid ) {
|
|
return False;
|
|
} else {
|
|
return True;
|
|
}
|
|
}
|
|
|
|
// This will remove stale sessions out of the database
|
|
function clean_sessions()
|
|
{
|
|
global $phpgw_info, $phpgw;
|
|
|
|
if (!isset($phpgw_info["server"]["cron_apps"]) || ! $phpgw_info["server"]["cron_apps"]) {
|
|
$phpgw->db->query("delete from phpgw_sessions where session_dla <= '" . (time() - 7200)
|
|
. "'",__LINE__,__FILE__);
|
|
}
|
|
}
|
|
|
|
function update_session_info()
|
|
{
|
|
global $phpgw, $phpgw_info;
|
|
$phpgw_info_temp = $phpgw_info;
|
|
$phpgw_info_temp["user"]["kp3"] = "";
|
|
$phpgw_info_temp["flags"] = array();
|
|
|
|
//$this->read_repositories();
|
|
if ($PHP_VERSION < "4.0.0") {
|
|
$info_string = addslashes($phpgw->crypto->encrypt($phpgw_info_temp));
|
|
} else {
|
|
$info_string = $phpgw->crypto->encrypt($phpgw_info_temp);
|
|
}
|
|
$phpgw->db->query("update phpgw_sessions set session_info='$info_string' where session_id='"
|
|
. $this->sessionid . "'",__LINE__,__FILE__);
|
|
}
|
|
|
|
function create($login,$passwd)
|
|
{
|
|
global $phpgw_info, $phpgw;
|
|
$this->login = $login;
|
|
$this->clean_sessions();
|
|
$login_array = explode("@", $login);
|
|
$this->account_lid = $login_array[0];
|
|
|
|
if ($login_array[1]!="") {
|
|
$this->account_domain = $login_array[1];
|
|
} else {
|
|
$this->account_domain = $phpgw_info["server"]["default_domain"];
|
|
}
|
|
|
|
if ($phpgw_info["server"]["global_denied_users"][$this->account_lid]) {
|
|
return False;
|
|
}
|
|
|
|
if (! $phpgw->auth->authenticate($this->account_lid, $passwd)) {
|
|
return False;
|
|
exit;
|
|
}
|
|
|
|
if (!$phpgw->accounts->exists($this->account_lid) && $phpgw_info["server"]["auto_create_acct"] == True) {
|
|
$this->account_id = $accts->auto_add($this->account_lid, $passwd);
|
|
} else {
|
|
$this->account_id = $phpgw->accounts->name2id($this->account_lid);
|
|
}
|
|
$phpgw->accounts->account_id = $this->account_id;
|
|
|
|
$phpgw_info["user"] = $phpgw->accounts->read_repository();
|
|
$this->sessionid = md5($phpgw->common->randomstring(10));
|
|
$this->kp3 = md5($phpgw->common->randomstring(15));
|
|
|
|
$phpgw->common->key = $phpgw_info["server"]["encryptkey"];
|
|
$phpgw->common->key .= $this->sessionid;
|
|
$phpgw->common->key .= $this->kp3;
|
|
$phpgw->common->iv = $phpgw_info["server"]["mcrypt_iv"];
|
|
$cryptovars[0] = $phpgw->common->key;
|
|
$cryptovars[1] = $phpgw->common->iv;
|
|
$phpgw->crypto = CreateObject("phpgwapi.crypto", $cryptovars);
|
|
|
|
|
|
if ($phpgw_info["server"]["usecookies"]) {
|
|
Setcookie("sessionid",$this->sessionid);
|
|
Setcookie("kp3",$this->kp3);
|
|
Setcookie("domain",$this->account_domain);
|
|
Setcookie("last_domain",$this->account_domain,time()+1209600);
|
|
if ($this->account_domain == $phpgw_info["server"]["default_domain"]) {
|
|
Setcookie("last_loginid", $this->account_lid ,time()+1209600); // For 2 weeks
|
|
} else {
|
|
Setcookie("last_loginid", $login ,time()+1209600); // For 2 weeks
|
|
}
|
|
unset ($phpgw_info["server"]["default_domain"]); // we kill this for security reasons
|
|
}
|
|
|
|
// Why are we double encrypting it ?
|
|
// If mcrypt is already installed, the entire session_info field is all ready encrypted. (jengo)
|
|
$this->passwd = $phpgw->common->encrypt($passwd);
|
|
$this->read_repositories();
|
|
|
|
if ($PHP_VERSION < "4.0.0") {
|
|
$info_string = addslashes($phpgw->crypto->encrypt($this->data));
|
|
} else {
|
|
$info_string = $phpgw->crypto->encrypt($this->data);
|
|
}
|
|
$phpgw->db->query("insert into phpgw_sessions values ('" . $this->sessionid
|
|
. "','".$login."','" . $this->getuser_ip() . "','"
|
|
. time() . "','" . time() . "','".$info_string."')",__LINE__,__FILE__);
|
|
|
|
$phpgw->db->query("insert into phpgw_access_log values ('" . $this->sessionid . "','"
|
|
. "$login','" . $this->getuser_ip() . "','" . time()
|
|
. "','') ",__LINE__,__FILE__);
|
|
|
|
$phpgw->auth->update_lastlogin($this->account_id,$this->getuser_ip());
|
|
|
|
return $this->sessionid;
|
|
}
|
|
|
|
// This will update the DateLastActive column, so the login does not expire
|
|
function update_dla()
|
|
{
|
|
global $phpgw_info, $phpgw;
|
|
|
|
$phpgw->db->query("update phpgw_sessions set session_dla='" . time() . "' where session_id='"
|
|
. $this->sessionid."'",__LINE__,__FILE__);
|
|
}
|
|
|
|
function destroy()
|
|
{
|
|
global $phpgw, $phpgw_info, $sessionid, $kp3;
|
|
$phpgw_info["user"]["sessionid"] = $sessionid;
|
|
$phpgw_info["user"]["kp3"] = $kp3;
|
|
|
|
$phpgw->db->query("delete from phpgw_sessions where session_id='"
|
|
. $phpgw_info["user"]["sessionid"] . "'",__LINE__,__FILE__);
|
|
$phpgw->db->query("delete from phpgw_app_sessions where sessionid='"
|
|
. $phpgw_info["user"]["sessionid"] . "'",__LINE__,__FILE__);
|
|
$phpgw->db->query("update phpgw_access_log set lo='" . time() . "' where sessionid='"
|
|
. $phpgw_info["user"]["sessionid"] . "'",__LINE__,__FILE__);
|
|
if ($phpgw_info["server"]["usecookies"]) {
|
|
Setcookie("sessionid");
|
|
Setcookie("kp3");
|
|
if ($phpgw_info["multiable_domains"]) {
|
|
Setcookie("domain");
|
|
}
|
|
}
|
|
$this->clean_sessions();
|
|
return True;
|
|
}
|
|
|
|
/*************************************************************************\
|
|
* Functions for appsession data and session cache *
|
|
\*************************************************************************/
|
|
|
|
function read_repositories()
|
|
{
|
|
global $phpgw_info, $phpgw;
|
|
$phpgw->acl->acl($this->account_id);
|
|
$phpgw->accounts->accounts($this->account_id);
|
|
$phpgw->preferences->preferences($this->account_id);
|
|
$phpgw->applications->applications($this->account_id);
|
|
$phpgw_info["user"] = $phpgw->accounts->read_repository();
|
|
$phpgw_info["user"]["acl"] = $phpgw->acl->read_repository();
|
|
$phpgw_info["user"]["preferences"] = $phpgw->preferences->read_repository();
|
|
$phpgw_info["user"]["apps"] = $phpgw->applications->read_repository();
|
|
@reset($phpgw_info["user"]["apps"]);
|
|
|
|
$phpgw_info["user"]["domain"] = $this->account_domain;
|
|
$phpgw_info["user"]["sessionid"] = $this->sessionid;
|
|
$phpgw_info["user"]["kp3"] = $this->kp3;
|
|
$phpgw_info["user"]["session_ip"] = $this->getuser_ip();
|
|
$phpgw_info["user"]["session_lid"] = $this->account_lid."@".$this->account_domain;
|
|
$phpgw_info["user"]["account_id"] = $this->account_id;
|
|
$phpgw_info["user"]["account_lid"] = $this->account_lid;
|
|
$phpgw_info["user"]["userid"] = $this->account_lid;
|
|
$phpgw_info["user"]["passwd"] = $this->passwd;
|
|
|
|
$this->data["user"] = $phpgw_info["user"];
|
|
$this->data["apps"] = $phpgw_info["apps"];
|
|
$this->data["server"] = $phpgw_info["server"];
|
|
$this->data["hooks"] = $phpgw->hooks->read();
|
|
$this->data["user"]["preferences"] = $phpgw_info["user"]["preferences"];
|
|
$this->data["user"]["kp3"] = "";
|
|
}
|
|
|
|
function appsession($data = "##NOTHING##", $location = "default") {
|
|
global $phpgw_info, $phpgw;
|
|
|
|
if ($data == "##NOTHING##") { /* This allows the user to put "" as the value. */
|
|
$sql = 'select content from phpgw_app_sessions where'
|
|
.' sessionid = "'.$this->sessionid.'"'
|
|
.' and loginid = "'.$this->account_id.'"'
|
|
.' and app = "'.$phpgw_info["user"]["currentapp"].'"'
|
|
.' and location = "'.$location.'"';
|
|
|
|
$phpgw->db->query($sql,__LINE__,__FILE__);
|
|
|
|
if($phpgw->db->num_rows()) {
|
|
$phpgw->db->next_record();
|
|
$data = $phpgw->db->f("content");
|
|
// $data = $phpgw->common->decrypt($data);
|
|
return $data;
|
|
}
|
|
} else {
|
|
// $data = $phpgw->common->encrypt($data);
|
|
$sql = 'select content from phpgw_app_sessions where'
|
|
.' sessionid = "'.$this->sessionid.'"'
|
|
.' and loginid = "'.$this->account_id.'"'
|
|
.' and app = "'.$phpgw_info["user"]["currentapp"].'"'
|
|
.' and location = "'.$location.'"';
|
|
|
|
$phpgw->db->query($sql,__LINE__,__FILE__);
|
|
|
|
if ($phpgw->db->num_rows()==0) {
|
|
$sql = 'INSERT INTO phpgw_app_sessions (sessionid,loginid,app,location,content)'
|
|
.' VALUES ("'.$this->sessionid.'"'
|
|
.' ","'.$this->account_id.'"'
|
|
.' ","'.$phpgw_info["flags"]["currentapp"].'"'
|
|
.' ","'.$location.'"'
|
|
.' ","'.$data.'")'
|
|
;
|
|
$phpgw->db->query($sql,__LINE__,__FILE__);
|
|
} else {
|
|
$sql = 'update phpgw_app_sessions set content = "'.$data.'"'
|
|
.' where sessionid = "'.$this->sessionid.'"'
|
|
.' and loginid = "'.$this->account_id.'"'
|
|
.' and app = "'.$phpgw_info["user"]["currentapp"].'"'
|
|
.' and location = "'.$location.'"';
|
|
$phpgw->db->query($sql,__LINE__,__FILE__);
|
|
}
|
|
//$data = $phpgw->common->decrypt($data);
|
|
return $data;
|
|
}
|
|
}
|
|
|
|
function restore()
|
|
{
|
|
global $phpgw;
|
|
|
|
$serializedData = $phpgw->common->appsession();
|
|
$sessionData = unserialize($serializedData);
|
|
|
|
if (is_array($sessionData))
|
|
{
|
|
reset($sessionData);
|
|
while(list($key,$value) = each($sessionData))
|
|
{
|
|
global $$key;
|
|
$$key = $value;
|
|
$this->variableNames[$key]="registered";
|
|
#print "restored: ".$key.", $value<br>";
|
|
}
|
|
}
|
|
}
|
|
|
|
// save the current values of the variables
|
|
function save()
|
|
{
|
|
global $phpgw;
|
|
|
|
if (is_array($this->variableNames))
|
|
{
|
|
reset($this->variableNames);
|
|
while(list($key, $value) = each($this->variableNames))
|
|
{
|
|
if ($value == "registered")
|
|
{
|
|
global $$key;
|
|
$sessionData[$key] = $$key;
|
|
}
|
|
}
|
|
$serializedData = addslashes(serialize($sessionData));
|
|
$phpgw->common->appsession($serializedData);
|
|
}
|
|
}
|
|
|
|
// create a list a variable names, wich data need's to be restored
|
|
function register($_variableName)
|
|
{
|
|
$this->variableNames[$_variableName]="registered";
|
|
#print "registered $_variableName<br>";
|
|
}
|
|
|
|
// mark variable as unregistered
|
|
function unregister($_variableName)
|
|
{
|
|
$this->variableNames[$_variableName]="unregistered";
|
|
#print "unregistered $_variableName<br>";
|
|
}
|
|
|
|
// check if we have a variable registred already
|
|
function is_registered($_variableName)
|
|
{
|
|
if ($this->variableNames[$_variableName] == "registered")
|
|
{
|
|
return True;
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
|
|
/*************************************************************************\
|
|
* Function to handle session support via url or cookies *
|
|
\*************************************************************************/
|
|
|
|
function link($url = "", $extravars = "")
|
|
{
|
|
global $phpgw, $phpgw_info, $usercookie, $kp3, $PHP_SELF;
|
|
|
|
/* Fix problems when PHP_SELF if used as the param */
|
|
if ($url == $PHP_SELF){ $url = ""; }
|
|
|
|
if (! $kp3) { $kp3 = $phpgw_info["user"]["kp3"]; }
|
|
|
|
// Explicit hack to work around problems with php running as CGI on windows
|
|
// please let us know if this doesn't work for you!
|
|
if (! $url && (PHP_OS == "Windows" || PHP_OS == "OS/2" || PHP_OS == "WIN32" || PHP_OS == "WIN16")) {
|
|
$exe = strpos($PHP_SELF,"php.exe");
|
|
if ($exe != false) {
|
|
$exe += 7; // strlen("php.exe")
|
|
$url_root = split ("/", $phpgw_info["server"]["webserver_url"]);
|
|
$url = (strlen($url_root[0])? $url_root[0].'//':'') . $url_root[2];
|
|
$url .= substr($PHP_SELF,$exe,strlen($PHP_SELF)-$exe);
|
|
}
|
|
}
|
|
if (! $url) {
|
|
$url_root = split ("/", $phpgw_info["server"]["webserver_url"]);
|
|
/* Some hosting providers have their paths screwy.
|
|
If the value from $PHP_SELF is not what you expect, you can use this to patch it
|
|
It will need to be adjusted to your specific problem tho.
|
|
*/
|
|
//$patched_php_self = str_replace("/php4/php/phpgroupware", "/phpgroupware", $PHP_SELF);
|
|
$patched_php_self = $PHP_SELF;
|
|
$url = (strlen($url_root[0])? $url_root[0].'//':'') . $url_root[2] . $patched_php_self;
|
|
}
|
|
|
|
if (isset($phpgw_info["server"]["usecookies"]) &&
|
|
$phpgw_info["server"]["usecookies"]) {
|
|
if ($extravars) { $url .= "?$extravars"; }
|
|
} else {
|
|
$url .= "?sessionid=" . $phpgw_info["user"]["sessionid"];
|
|
$url .= "&kp3=" . $kp3;
|
|
$url .= "&domain=" . $phpgw_info["user"]["domain"];
|
|
// This doesn't belong in the API.
|
|
// Its up to the app to pass this value. (jengo)
|
|
// Putting it into the app requires a massive number of updates in email app.
|
|
// Until that happens this needs to stay here (seek3r)
|
|
if ($phpgw_info["flags"]["newsmode"]) { $url .= "&newsmode=on"; }
|
|
if ($extravars) { $url .= "&$extravars"; }
|
|
}
|
|
|
|
$url = str_replace("/?", "/index.php?", $url);
|
|
$webserver_url_count = strlen($phpgw_info["server"]["webserver_url"]);
|
|
$slash_check = strtolower(substr($url ,0,1));
|
|
if(substr($url ,0,$webserver_url_count) != $phpgw_info["server"]["webserver_url"]) {
|
|
$app = $phpgw_info["flags"]["currentapp"];
|
|
if($slash_check == "/") {
|
|
$url = $phpgw_info["server"]["webserver_url"].$url;
|
|
} elseif ($app == "home" || $app == "logout" || $app == "login"){
|
|
$url = $phpgw_info["server"]["webserver_url"]."/".$url;
|
|
}else{
|
|
$url = $phpgw_info["server"]["webserver_url"]."/".$app."/".$url;
|
|
}
|
|
}
|
|
return $url;
|
|
}
|
|
}
|
|
?>
|