e949/api/_auth.php

55 lines
1.5 KiB
PHP

<?php
require_once("_db.php"); //("api/_db.php");
// End currently active session
function EndSession () {
session_unset();
session_destroy();
if (isset($_COOKIE["PHPSESSID"])) {
unset($_COOKIE["PHPSESSID"]);
setcookie("PHPSESSID", "", time() - 3600, "/");
}
}
// A few tips:
// session_start() - start OR RESUME session
// If $_SESSION["userid"] is set - it counted as active login session
// If its not set - it counted as no login session
session_start();
$LOGGED_IN = false;
$THIS_USER = null; // ID of logged in user
if (session_status() === PHP_SESSION_ACTIVE && isset($_SESSION["userid"])) { // If there are active session
// Check if user still exist
$s = $db->prepare("SELECT * FROM users WHERE id = ?");
$s->bind_param("s", $_SESSION["userid"]);
$s->execute();
if (!(bool)$s->get_result()->fetch_assoc()) { // If not, then destroy session
EndSession();
echo "user id does not exist";
die("user id used in session does not exist");
}
$LOGGED_IN = true;
$THIS_USER = $_SESSION["userid"];
} elseif (session_status() === PHP_SESSION_DISABLED) { // If sessions are disabled
die("ERROR: please enable sessions in php config");
}
if ($Config["debug"] && isset($_REQUEST["debug"])) { // If there are not any session and debug mode is on
// ATTENTION: FOR DEBUG PURPOSES ONLY!
if ($_REQUEST["debug"] == "drop") {
EndSession();
die("session discarded");
}
$_SESSION["userid"] = intval($_REQUEST["debug"]);
print_r(["created_session" => $_SESSION]);
die();
}
?>