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<?php
/*
* HOMER API
* Homer's internal auth
*
* Copyright (C) 2011-2014 Alexandr Dubovikov <alexandr.dubovikov@gmail.com>
* Copyright (C) 2011-2012 Lorenzo Mangani <lorenzo.mangani@gmail.com>
*
* The Initial Developers of the Original Code are
*
* Alexandr Dubovikov <alexandr.dubovikov@gmail.com>
* Lorenzo Mangani <lorenzo.mangani@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace Authentication;
defined( '_HOMEREXEC' ) or die( 'Restricted access' );
class Internal extends Authentication {
private $encrypt = true;
private $group_column = "gid";
private $id_column = "uid";
private $pass_column = "password";
private $user_column = "username";
private $user_table = "user";
private $user_level = "userlevel";
private $db;
protected $_instance = array();
function __construct($utable = NULL)
{
if($utable != NULL) $this->user_table = $utable;
}
/*
public function getContainer()
{
if ($this->_instance === null) {
// extract name of the storage class
$containerClass = "Database\\".DATABASE_CONNECTOR;
$this->_instance = new $containerClass(1, DB_HOSTNAME, DB_PORT, DB_CONFIGURATION, DB_USERNAME, DB_PASSWORD);
}
return $this->_instance;
}
*/
public function getContainer($name)
{
if (!$this->_instance || !isset($this->_instance[$name]) || $this->_instance[$name] === null) {
//$config = \Config::factory('configs/config.ini', APPLICATION_ENV, 'auth');
if($name == "db") $containerClass = sprintf("Database\\".DATABASE_CONNECTOR);
else if($name == "layer") $containerClass = sprintf("Database\\Layer\\".DATABASE_DRIVER);
$this->_instance[$name] = new $containerClass();
}
return $this->_instance[$name];
}
function logIn($param) {
$mydb = $this->getContainer('db');
$mydb->select_db(DB_CONFIGURATION);
$mydb->dbconnect();
/* get our DB Abstract Layer */
$layer = $this->getContainer('layer');
$query = $mydb->makeQuery("SELECT * FROM ".$layer->getTableName($this->user_table)." WHERE ".$this->user_column."='?' AND ".$this->pass_column." = ".$layer->getPassword($param['password'], $this->pass_column).";" , $param['username']);
$rows = $mydb->loadObjectList($query);
if(count($rows) > 0) {
$row = $rows[0];
$_SESSION['loggedin'] = $row->uid;
$_SESSION['uid'] = $row->uid;
$_SESSION['username'] = $param['username'];
$_SESSION['gid'] = $row->gid;
$_SESSION['grp'] = $row->grp;
//update lastvisit
$query = "UPDATE ".$layer->getTableName($this->user_table)." SET lastvisit = NOW() WHERE ".$this->id_column."='".$row->uid."'";
$mydb->executeQuery($query);
$user['uid'] = $row->uid;
$user['username'] = $row->username;
$user['gid'] = $row->gid;
$user['grp'] = $row->grp;
$user['firstname'] = $row->firstname;
$user['lastname'] = $row->lastname;
$user['email'] = $row->email;
$user['lastvisit'] = $row->lastvisit;
return $user;
} else{
$_SESSION['loggedin'] = "-1";
return array();
}
}
function checkKey($authkey, $ip) {
$mydb = $this->getContainer('db');
$mydb->select_db(DB_CONFIGURATION);
$mydb->dbconnect();
/* get our DB Abstract Layer */
$layer = $this->getContainer('layer');
$query = $mydb->makeQuery("SELECT id, userobject FROM api_auth_key WHERE authkey = '?' AND NOW() BETWEEN `startdate` AND `stopdate` AND (source_ip = '0.0.0.0' OR source_ip = '?') AND enable = 1;" , $authkey, $ip);
$rows = $mydb->loadObjectList($query);
if(count($rows) > 0) {
$data = $rows[0];
$uobj = json_decode($data->userobject, true);
$_SESSION['loggedin'] = $uobj['uid'];
$_SESSION['uid'] = $uobj['uid'];
$_SESSION['username'] = $uobj['username'];
$_SESSION['gid'] = $uobj['gid'];
$_SESSION['grp'] = $uobj['grp'];
$query = "UPDATE userobject SET lastvisit = NOW() WHERE id=".$data->id;
$mydb->executeQuery($query);
$user['uid'] = $uobj['uid'];
$user['username'] = $uobj['username'];
$user['gid'] = $uobj['gid'];
$user['grp'] = $uobj['grp'];
$user['firstname'] = $uobj['firstname'];
$user['lastname'] = $uobj['lastname'];
$user['email'] = $uobj['email'];
$user['lastvisit'] = $uobj['lastvisit'];
return $user;
} else{
$_SESSION['loggedin'] = "-1";
return array();
}
}
//logout function
function logOut(){
//$_SESSION['loggedin'] = '-1';
session_destroy();
$_SESSION = array();
return;
}
function checkSession () {
if(!isset($_SESSION['loggedin'])) $_SESSION['loggedin'] = '-1';
if($_SESSION['loggedin'] == "-1") return false;
return true;
}
function checkAdmin () {
if(preg_match('/admins/',$_SESSION['grp'])) return true;
else return false;
}
function getUser() {
if(!isset($_SESSION['loggedin'])) $_SESSION['loggedin'] = '-1';
if($_SESSION['loggedin'] == "-1") return array();
$mydb = $this->getContainer('db');
$mydb->select_db(DB_CONFIGURATION);
$mydb->dbconnect();
/* get our DB Abstract Layer */
$layer = $this->getContainer('layer');
$query = $mydb->makeQuery("SELECT uid, gid, username, `grp`, firstname, lastname, email, lastvisit,department FROM ".$layer->getTableName($this->user_table)." WHERE ".$this->id_column." = ? limit 1;", $_SESSION['loggedin']);
$rows = $mydb->loadObjectList($query);
if(count($rows)) {
$row = $rows[0];
$user['uid'] = $row->uid;
$user['username'] = $row->username;
$user['gid'] = $row->gid;
$user['grp'] = $row->grp;
$user['firstname'] = $row->firstname;
$user['lastname'] = $row->lastname;
$user['email'] = $row->email;
$user['lastvisit'] = $row->lastvisit;
$user['department'] = $row->department;
return $user;
}
else return array();
}
function updateUser($param) {
if(!isset($_SESSION['loggedin'])) $_SESSION['loggedin'] = '-1';
if($_SESSION['loggedin'] == "-1") return array();
$mydb = $this->getContainer('db');
$mydb->select_db(DB_CONFIGURATION);
$mydb->dbconnect();
/* get our DB Abstract Layer */
$layer = $this->getContainer('layer');
$data = array();
$search = array();
$callwhere = array();
$calldata = array();
$update['department'] = getVar('department', '', $param, 'string');
$update['email'] = getVar('email', '', $param, 'string');
$update['firstname'] = getVar('firstname', '', $param, 'string');
$update['lastname'] = getVar('lastname', '', $param, 'string');
$password = getVar('password', '', $param, 'string');
$uid = getVar('uid', 0, $param, 'int');
$exten = "";
$callwhere = generateWhere($update, 1, $mydb, 0);
if(count($callwhere)) {
if(strlen($password) > 0) $exten = "`password` = ".$layer->setPassword($password).",";
$exten .= implode(", ", $callwhere);
}
$query = $mydb->makeQuery("UPDATE ".$layer->getTableName($this->user_table)." SET ".$exten. " WHERE ".$this->id_column." = ? limit 1;", $_SESSION['loggedin']);
$mydb->executeQuery($query);
return $this->getUser();
}
//reset password
function passwordReset($username, $user_table, $pass_column, $user_column){
//generate new password
$newpassword = $this->createPassword();
$mydb = $this->getContainer('db');
$mydb->select_db(DB_CONFIGURATION);
$mydb->dbconnect();
//update database with new password
$query = "UPDATE ".$layer->getTableName($this->user_table)." SET ".$this->pass_column."=".$layer->setPassword($newpassword)." WHERE ".$this->user_column."='".stripslashes($username)."'";
if(!$mydb->executeQuery($query)) {
die("No update possible");
exit;
}
$to = stripslashes($username);
//some injection protection
$illigals=array("n", "r","%0A","%0D","%0a","%0d","bcc:","Content-Type","BCC:","Bcc:","Cc:","CC:","TO:","To:","cc:","to:");
$to = str_replace($illigals, "", $to);
$getemail = explode("@",$to);
//send only if there is one email
if(sizeof($getemail) > 2){
return false;
}else{
//send email
$from = $_SERVER['SERVER_NAME'];
$subject = "Password Reset: ".$_SERVER['SERVER_NAME'];
$msg = "<p>Your new password is: ".$newpassword."</p>";
//now we need to set mail headers
$headers = "MIME-Version: 1.0 rn" ;
$headers .= "Content-Type: text/html; rn" ;
$headers .= "From: $from rn" ;
//now we are ready to send mail
$sent = mail($to, $subject, $msg, $headers);
if($sent){
return true;
}else{
return false;
}
}
}
//create random password with 8 alphanumerical characters
function createPassword() {
$chars = "abcdefghijkmnopqrstuvwxyz023456789";
srand((double)microtime()*1000000);
$i = 0;
$pass = '' ;
while ($i <= 7) {
$num = rand() % 33;
$tmp = substr($chars, $num, 1);
$pass = $pass . $tmp;
$i++;
}
return $pass;
}
}
?>
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