<?php
/*
* Copyright (c) Codiad & Kent Safranski (codiad.com), distributed
* as-is and without warranty under the MIT License. See
* [root]/license.txt for more. This information must remain intact.
*/
require_once( "../settings/class.settings.php" );
class User {
//////////////////////////////////////////////////////////////////
// PROPERTIES
//////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////
// METHODS
//////////////////////////////////////////////////////////////////
// -----------------------------||----------------------------- //
//////////////////////////////////////////////////////////////////
// Construct
//////////////////////////////////////////////////////////////////
public function __construct() {
}
public function add_user( $username, $password, $access ) {
global $sql;
$query = "INSERT INTO users( username, password, access, project ) VALUES ( ?, ?, ?, ? );";
$bind_variables = array( $username, $password, $access, null );
$return = $sql->query( $query, $bind_variables, 0, "rowCount" );
$pass = false;
if( $return > 0 ) {
$this->set_default_options( $username );
$pass = true;
}
return $pass;
}
public function delete_user( $username ) {
global $sql;
$query = "DELETE FROM user_options WHERE user=( SELECT id FROM users WHERE username=? );";
$bind_variables = array( $username );
$return = $sql->query( $query, $bind_variables, -1, "rowCount" );
if( $return > -1 ) {
$query = "
DELETE FROM projects
WHERE owner=( SELECT id FROM users WHERE username=? )
AND (
SELECT COUNT(*)
FROM access
WHERE project = projects.id
AND user <> ( SELECT id FROM users WHERE username=? )
) = 0;";
$bind_variables = array(
$username,
$username
);
$return = $sql->query( $query, $bind_variables, -1, "rowCount" );
if( $return > -1 ) {
$query = "DELETE FROM users WHERE username=?;";
$bind_variables = array( $username );
$return = $sql->query( $query, $bind_variables, 0, "rowCount" );
if( $return > 0 ) {
exit( formatJSEND( "success", null ) );
} else {
exit( formatJSEND( "error", "Error deleting user information." ) );
}
} else {
exit( formatJSEND( "error", "Error deleting user project information." ) );
}
} else {
exit( formatJSEND( "error", "Error deleting user option information." ) );
}
}
public function get_user( $username ) {
global $sql;
$query = "SELECT * FROM users WHERE username=?";
$bind_variables = array( $username );
$return = $sql->query( $query, $bind_variables, array(), "fetch" );
return $return;
}
public function list_users() {
global $sql;
$query = "SELECT * FROM users";
$return = $sql->query( $query, array(), array() );
if( ! empty( $return ) ) {
return $return;
} else {
echo formatJSEND( "error", "Error can not select users." );
return array();
}
}
public function set_default_options( $username ) {
foreach( Settings::DEFAULT_OPTIONS as $id => $option ) {
global $sql;
$query = "INSERT INTO user_options ( name, user, value ) VALUES ( ?, ( SELECT id FROM users WHERE username=? ), ? );";
$bind_variables = array(
$option["name"],
$username,
$option["value"],
);
$result = $sql->query( $query, $bind_variables, 0, "rowCount" );
if( $result == 0 ) {
$query = "UPDATE user_options SET value=? WHERE name=? AND user=( SELECT id FROM users WHERE username=? );";
$bind_variables = array(
$option["value"],
$option["name"],
$username,
);
$result = $sql->query( $query, $bind_variables, 0, "rowCount" );
}
}
}
//////////////////////////////////////////////////////////////////
// Authenticate
//////////////////////////////////////////////////////////////////
public function Authenticate( $username, $password ) {
if( $username == "" || $password == "" ) {
return false;
}
global $sql;
$pass = false;
$password = $this->encrypt_password( $password );
$query = "SELECT * FROM users WHERE username=? AND password=?;";
$bind_variables = array( $username, $password );
$return = $sql->query( $query, $bind_variables, array() );
/**
* Check and make sure the user is not using the old encryption.
*/
if( ( strtolower( DBTYPE ) == "mysql" ) && empty( $return ) ) {
$query = "SELECT * FROM users WHERE username=? AND password=PASSWORD( ? );";
$bind_variables = array( $username, $password );
$return = $sql->query( $query, $bind_variables, array() );
if( ! empty( $return ) ) {
$query = "UPDATE users SET password=? WHERE username=?;";
$bind_variables = array( $password, $username );
$return = $sql->query( $query, $bind_variables, array() );
$query = "SELECT * FROM users WHERE username=? AND password=?;";
$bind_variables = array( $username, $password );
$return = $sql->query( $query, $bind_variables, array() );
}
}
if( ! empty( $return ) ) {
$user = $return[0];
$pass = true;
$token = mb_strtoupper( strval( bin2hex( openssl_random_pseudo_bytes( 16 ) ) ) );
$_SESSION['id'] = SESSION_ID;
$_SESSION['user'] = $username;
$_SESSION['user_id'] = $user["id"];
$_SESSION['token'] = $token;
$_SESSION["login_session"] = true;
$query = "UPDATE users SET token=? WHERE username=?;";
$bind_variables = array( sha1( $token ), $username );
$return = $sql->query( $query, $bind_variables, 0, 'rowCount' );
$projects = $sql->query( "SELECT path FROM projects WHERE id = ?", array( $user["project"] ), array() );
if( isset( $user['project'] ) && $user['project'] != '' && ! empty( $projects ) ) {
$_SESSION['project'] = $projects[0]["path"];
$_SESSION['project_id'] = $user['project'];
}
$this->checkDuplicateSessions( $username );
}
return $pass;
}
/**
* Check duplicate sessions
*
* This function checks to see if the user is currently logged in
* on any other machine and if they are then log them off using
* session_destroy, otherwise close the session without saving data
* using session abort().
*
* This should help fix the issue with auto save
* attempting to save both users at the same time.
*/
public static function checkDuplicateSessions( $username ) {
session_write_close();
$all_sessions = array();
$sessions = glob( SESSIONS_PATH . "/*" );
session_id( SESSION_ID );
foreach( $sessions as $session ) {
if( strpos( $session, "sess_") == false ) {
continue;
}
$session = str_replace( "sess_", "", $session );
$session = str_replace( SESSIONS_PATH . "/", "", $session );
//This skips temp files that aren't sessions
if( strpos( $session, "." ) == false ) {
session_id( $session );
session_start();
$_SESSION["id"] = $session;
array_push( $all_sessions, $_SESSION );
if( isset( $_SESSION["user"] ) && $_SESSION["user"] === $username && isset( $_SESSION["login_session"] ) && $_SESSION["login_session"] === true && SESSION_ID !== session_id() ) {
session_destroy();
} else {
session_abort();
}
}
}
session_id( SESSION_ID );
session_start();
}
//////////////////////////////////////////////////////////////////
// Check Duplicate
//////////////////////////////////////////////////////////////////
public function CheckDuplicate() {
$pass = true;
foreach( $this->users as $user => $data ) {
if( $data['username'] == $this->username ) {
$pass = false;
}
}
return $pass;
}
//////////////////////////////////////////////////////////////////
// Clean username
//////////////////////////////////////////////////////////////////
public static function CleanUsername( $username ) {
return strtolower( preg_replace( '/[^\w\-\._@]/', '-', $username ) );
}
//////////////////////////////////////////////////////////////////
// Create Account
//////////////////////////////////////////////////////////////////
public function Create( $username, $password ) {
$username = self::CleanUsername( $username );
$password = $this->encrypt_password( $password );
$result = $this->add_user( $username, $password, Permissions::SYSTEM_LEVELS["user"] );
return $result;
}
//////////////////////////////////////////////////////////////////
// Delete Account
//////////////////////////////////////////////////////////////////
public function Delete( $username ) {
$username = self::CleanUsername( $username );
return $this->delete_user( $username );
}
//////////////////////////////////////////////////////////////////
// Encrypt Password
//////////////////////////////////////////////////////////////////
private function encrypt_password( $password ) {
return sha1( md5( $password ) );
}
//////////////////////////////////////////////////////////////////
// Change Password
//////////////////////////////////////////////////////////////////
public function Password() {
global $sql;
$password = $this->encrypt_password( $this->password );
$query = "UPDATE users SET password=? WHERE username=?;";
$bind_variables = array( $password, $this->username );
$return = $sql->query( $query, $bind_variables, 0, "rowCount", "exception" );
if( $return > 0 ) {
echo formatJSEND( "success", "Password changed" );
} else {
echo formatJSEND( "error", "Error changing password" );
}
}
//////////////////////////////////////////////////////////////////
// Set Current Project
//////////////////////////////////////////////////////////////////
public function Project() {
global $sql;
$query = "UPDATE users SET project=? WHERE username=?;";
$bind_variables = array( $this->project, $this->username );
$return = $sql->query( $query, $bind_variables, 0, "rowCount" );
if( $return > 0 ) {
echo formatJSEND( "success", null );
} else {
echo formatJSEND( "error", "Error updating project" );
}
}
public function update_access( $username, $access ) {
global $sql;
$query = "UPDATE users SET access=? WHERE username=?;";
$bind_variables = array( $access, $username );
$return = $sql->query( $query, $bind_variables, 0, "rowCount" );
if( $return > 0 ) {
echo formatJSEND( "success", "Updated access for {$username}" );
} else {
echo formatJSEND( "error", "Error updating access" );
}
}
//////////////////////////////////////////////////////////////////
// Verify Account Exists
//////////////////////////////////////////////////////////////////
public function Verify() {
$pass = 'false';
foreach( $this->users as $user => $data ) {
if( $this->username == $data['username'] ) {
$pass = 'true';
}
}
echo( $pass );
}
}