adlerka.space/lib/account.php
2024-02-03 17:55:54 +01:00

413 lines
12 KiB
PHP

<?php
use Random\RandomException;
function isLoggedIn(): bool
{
global $routerConfig;
return $_SESSION["ID"] > 0 && !empty($_SESSION["email"]) && $_SESSION["privilege_level"] >= $routerConfig["logged_in_default_permission_level"];
}
function isVerified(): bool
{
global $routerConfig;
return isLoggedIn() && $_SESSION["privilege_level"] >= $routerConfig["verified_permission_level"];
}
function isTrustWorthy(): bool
{
global $routerConfig;
return isLoggedIn() && $_SESSION["privilege_level"] >= $routerConfig["trustworthy_permission_level"];
}
function isModerator(): bool
{
global $routerConfig;
return isLoggedIn() && $_SESSION["privilege_level"] >= $routerConfig["moderator_permission_level"];
}
function isUserAdmin(): bool
{
global $routerConfig;
return isLoggedIn() && $_SESSION["privilege_level"] >= $routerConfig["user_admin_permission_level"];
}
function isAdmin(): bool
{
global $routerConfig;
return isLoggedIn() && $_SESSION["privilege_level"] >= $routerConfig["admin_permission_level"];
}
function generateActivationToken(): string
{
try {
return bin2hex(random_bytes(16));
} catch (RandomException) {
}
}
function isEmailAvailable($email): bool
{
global $mysqli;
$stmt = $mysqli->prepare("SELECT COUNT(*) FROM Users WHERE Email = ?");
$stmt->bind_param("s", $email);
$stmt->execute();
$count = -1;
$stmt->bind_result($count);
$stmt->fetch();
$stmt->close();
return $count === 0;
}
function setDefaultSessionData(): void
{
global $routerConfig;
$_SESSION["ID"] = 0;
$_SESSION["first_name"] = "";
$_SESSION["last_name"] = "";
$_SESSION["nickname"] = "";
$_SESSION["email"] = "";
$_SESSION["minecraft_nickname"] = "";
$_SESSION["privilege_level"] = $routerConfig["logged_out_permission_level"];
}
function verifyPassword($userID, $password): bool
{
global $mysqli;
$stmt = $mysqli->prepare("SELECT PasswordHash FROM Users WHERE ID = ?");
$stmt->bind_param("i", $userID);
$stmt->execute();
$password_hash = "";
$stmt->bind_result($password_hash);
$stmt->fetch();
$stmt->close();
return !empty($password_hash) && !empty($password) && password_verify($password, $password_hash);
}
function doLogin($email, $password): array
{
global $mysqli, $routerConfig;
$found = false;
if (!empty($email) && !empty($password)) {
$stmt = $mysqli->prepare("SELECT ID, FirstName, LastName, Nickname, PasswordHash, MinecraftNick, PrivilegeLevel, LastLoginAt, LoginCount FROM Users WHERE Email = ? AND isActivated = 1");
$stmt->bind_param("s", $email);
$stmt->execute();
$uid = 0;
$first_name = "";
$last_name = "";
$nickname = "";
$password_hash = "";
$minecraft_nickname = "";
$privilege_level = 0;
$lastLoginAt = null;
$loginCount = 0;
$stmt->bind_result($uid, $first_name, $last_name, $nickname, $password_hash, $minecraft_nickname, $privilege_level, $lastLoginAt, $loginCount);
$stmt->fetch();
$stmt->close();
if (password_verify($password, $password_hash)) {
$found = true;
// Update LastLoginAt and LoginCount
$updateLoginStmt = $mysqli->prepare("UPDATE Users SET LastLoginAt = NOW(), LoginCount = LoginCount + 1 WHERE ID = ?");
$updateLoginStmt->bind_param("i", $uid);
$updateLoginStmt->execute();
$updateLoginStmt->close();
}
$_SESSION["ID"] = $uid;
$_SESSION["first_name"] = $first_name;
$_SESSION["last_name"] = $last_name;
$_SESSION["nickname"] = $nickname;
$_SESSION["email"] = $email;
$_SESSION["minecraft_nickname"] = $minecraft_nickname;
$_SESSION["privilege_level"] = $privilege_level;
}
return $found ? ["Status" => "Success"] : ["Status" => "Fail"];
}
function doLogout(): array
{
if(isLoggedIn()){
setDefaultSessionData();
return ["Status" => "Success"];
} else {
return ["Status" => "Fail"];
}
}
function doRegister($firstname, $lastname, $email, $password, $activation_token): array
{
global $mysqli, $routerConfig;
$status = ["Status" => "Fail"];
if (!empty($activation_token) && !empty($email) && !empty($password) && !empty($firstname) && !empty($lastname) && isEmailAvailable($email)) {
$passwordHash = password_hash($password, PASSWORD_DEFAULT);
$stmt = $mysqli->prepare("INSERT INTO Users (FirstName, LastName, Email, PasswordHash, PrivilegeLevel, isActivated, ActivationToken, RegisteredAt) VALUES (?, ?, ?, ?, ?, 1, ?, NOW())");
$privilege_level = $routerConfig["logged_in_default_permission_level"];
/** @noinspection SpellCheckingInspection */
$stmt->bind_param("ssssis", $firstname, $lastname, $email, $passwordHash, $privilege_level, $activation_token);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$status["Status"] = "Success";
}
$stmt->close();
}
return $status;
}
function changePassword($oldPassword, $newPassword): array
{
global $mysqli;
$status = ["Status" => "Fail"];
$userID = $_SESSION["ID"];
if(!empty($oldPassword) && !empty($newPassword) && isLoggedIn() && verifyPassword($userID, $oldPassword)){
$passwordHash = password_hash($newPassword, PASSWORD_DEFAULT);
$stmt = $mysqli->prepare("UPDATE Users SET PasswordHash = ? WHERE ID = ?");
$stmt->bind_param("si", $passwordHash, $userID);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$status["Status"] = "Success";
}
$stmt->close();
}
return $status;
}
// Function to update user profile
function updateUserProfile($firstName, $lastName, $nickname, $minecraft_nickname): array
{
global $mysqli;
$status = ["Status" => "Fail"];
if (isLoggedIn() && !empty($firstName) && !empty($lastName) && !empty($nickname) && !empty($minecraft_nickname)) {
$userID = $_SESSION["ID"];
$stmt = $mysqli->prepare("UPDATE Users SET FirstName = ?, LastName = ?, Nickname = ?, MinecraftNick = ? WHERE ID = ?");
/** @noinspection SpellCheckingInspection */
$stmt->bind_param("ssssi", $firstName, $lastName, $nickname, $minecraft_nickname, $userID);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$status["Status"] = "Success";
}
$stmt->close();
}
return $status;
}
// Function to update user email
function updateUserEmail($email): array
{
global $mysqli;
$status = ["Status" => "Fail"];
/** @noinspection SpellCheckingInspection */
$validmail = false;
if (isLoggedIn() && !empty($email)) {
$userID = $_SESSION["ID"];
$stmt_email_check = $mysqli->prepare("SELECT Email FROM Users WHERE ID = ?");
$stmt_email_check->bind_param("i", $userID);
$old_email = "";
$stmt_email_check->bind_result($old_email);
$stmt_email_check->execute();
$stmt_email_check->fetch();
$stmt_email_check->close();
if ($email != $old_email) {
if (isEmailAvailable($email)) {
/** @noinspection SpellCheckingInspection */
$validmail = true;
}
} else {
/** @noinspection SpellCheckingInspection */
$validmail = true;
}
if ($validmail) {
$stmt = $mysqli->prepare("UPDATE Users SET Email = ? WHERE ID = ?");
$stmt->bind_param("si", $email, $userID);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$status["Status"] = "Success";
}
$stmt->close();
}
}
return $status;
}
function getUserInfo(): array
{
$output = ["Status" => "Fail"];
if(isLoggedIn()) {
global $mysqli;
$userID = $_SESSION["ID"];
$stmt = $mysqli->prepare("SELECT FirstName, LastName, Nickname, Email, MinecraftNick FROM Users WHERE ID = ?");
$stmt->bind_param("i", $userID);
$stmt->execute();
$firstName = "";
$lastName = "";
$nickname = "";
$email = "";
$minecraft_nickname = "";
$stmt->bind_result($firstName, $lastName, $nickname, $email, $minecraft_nickname);
$stmt->fetch();
$stmt->close();
$output["Status"] = "Success";
$output["UserInfo"] = [
"ID" => $userID,
"FirstName" => $firstName,
"LastName" => $lastName,
"Nickname" => $nickname,
"Email" => $email,
"MinecraftNick" => $minecraft_nickname
];
}
return $output;
}
function addActivationCodes($count): array
{
global $mysqli, $routerConfig;
$activationCodes = [];
$output = ["Status" => "Fail"]; // Default Status is "Fail"
if (is_numeric($count) && $count > 0 && $_SESSION["privilege_level"] >= $routerConfig["user_admin_permission_level"] && isLoggedIn()) {
$stmt = $mysqli->prepare("INSERT INTO Users VALUES ActivationToken = ?, CreatedAt = NOW(), CreatedBy = ?");
for ($i = 0; $i < $count; $i++) {
$activationCode = generateActivationToken();
$stmt->bind_param("si", $activationCode, $_SESSION["ID"]);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$activationCodes[] = [
"Code" => $activationCode,
"CreatedAt" => date("Y-m-d H:i:s"),
"CreatedBy" => $_SESSION["ID"]
];
$output["Status"] = "Success";
$output["ActivationCodes"] = $activationCodes;
}
}
$stmt->close();
}
return $output;
}
function listUsers(): array
{
global $mysqli, $routerConfig;
$output = ["Status" => "Fail"]; // Default Status is "Fail"
if (isUserAdmin()) {
$users = [];
$result = $mysqli->query("SELECT ID, FirstName, LastName, Nickname, Email, MinecraftNick, PrivilegeLevel, CreatedAt, RegisteredAt, LastLoginAt, LoginCount, CreatedBy FROM Users");
// Check if the query executed Successfully
if ($result) {
while ($row = $result->fetch_assoc()) {
$users[] = $row;
}
$output["Status"] = "Success";
$output["Users"] = $users;
}
}
return $output;
}
function listActivationCodes(): array
{
global $mysqli, $routerConfig;
$output = ["Status" => "Fail"]; // Default Status is "Fail"
if (isUserAdmin()) {
$activationCodes = [];
// Use placeholders in the query
$query = "SELECT ActivationToken, CreatedAt, CreatedBy FROM Users WHERE isActivated = 0";
$stmt = $mysqli->prepare($query);
if ($stmt) {
// Bind the result variables
$activationToken = "";
$createdAt = "";
$createdBy = "";
$stmt->bind_result($activationToken, $createdAt, $createdBy);
// Execute the prepared statement
$stmt->execute();
// Fetch the results into the bound variables
while ($stmt->fetch()) {
$activationCodes[] = [
'ActivationToken' => $activationToken,
'CreatedAt' => $createdAt,
'CreatedBy' => $createdBy
];
}
// Check if any results were fetched
if (!empty($activationCodes)) {
$output["Status"] = "Success";
$output["ActivationCodes"] = $activationCodes;
}
// Close the statement
$stmt->close();
}
}
return $output;
}
function deleteUser($userID): array
{
global $mysqli, $routerConfig;
$status = ["Status" => "Fail"];
if (!empty($userID) && isUserAdmin()) {
$stmt = $mysqli->prepare("DELETE FROM Users WHERE ID = ?");
$stmt->bind_param("i", $userID);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$status["Status"] = "Success";
}
$stmt->close();
}
return $status;
}
function deleteActivationCode($activationCode): array
{
global $mysqli, $routerConfig;
$status = ["Status" => "Fail"];
if (!empty($activationCode) && isUserAdmin()) {
$stmt = $mysqli->prepare("DELETE FROM Users WHERE ActivationToken = ?");
$stmt->bind_param("s", $activationCode);
$stmt->execute();
if ($stmt->affected_rows > 0) {
$status["Status"] = "Success";
}
$stmt->close();
}
return $status;
}