<?php
/**
 * PHP Dosya Yöneticisi
 * Tek dosyalık dizin ve dosya yönetim aracı
 */

session_start();

// Temel dizin - Sistem kökü
$base_dir = '/';

// Mevcut dizin
if (isset($_GET['dir']) && !empty($_GET['dir'])) {
    $requested = $_GET['dir'];
    $current_dir = realpath($requested);
    if ($current_dir === false) {
        $current_dir = '/';
    }
} else {
    $current_dir = '/';
}

$message = '';
$message_type = '';

// Göreli yol hesapla
function getRelativePath($base, $path) {
    return str_replace($base, '', $path);
}

// Dosya kaydetme işlemi
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['action'])) {
    
    // Dosya içeriği kaydetme
    if ($_POST['action'] === 'save' && isset($_POST['file_path']) && isset($_POST['content'])) {
        $file_path = $_POST['file_path'];
        if (file_exists($file_path)) {
            if (@file_put_contents($file_path, $_POST['content']) !== false) {
                $message = 'Dosya başarıyla kaydedildi!';
                $message_type = 'success';
            } else {
                $message = 'Dosya kaydedilemedi! (Yazma izni yok)';
                $message_type = 'error';
            }
        } else {
            // Dosya yoksa oluştur
            $dir = dirname($file_path);
            if (is_dir($dir) && is_writable($dir)) {
                if (@file_put_contents($file_path, $_POST['content']) !== false) {
                    $message = 'Dosya oluşturuldu ve kaydedildi!';
                    $message_type = 'success';
                } else {
                    $message = 'Dosya oluşturulamadı!';
                    $message_type = 'error';
                }
            } else {
                $message = 'Dizin yazılabilir değil!';
                $message_type = 'error';
            }
        }
    }
    
    // Yeni dosya oluşturma
    if ($_POST['action'] === 'create_file' && isset($_POST['new_filename'])) {
        $new_file = $current_dir . '/' . basename($_POST['new_filename']);
        if (!file_exists($new_file)) {
            if (file_put_contents($new_file, '') !== false) {
                $message = 'Dosya oluşturuldu: ' . basename($_POST['new_filename']);
                $message_type = 'success';
            } else {
                $message = 'Dosya oluşturulamadı!';
                $message_type = 'error';
            }
        } else {
            $message = 'Bu isimde bir dosya zaten var!';
            $message_type = 'error';
        }
    }
    
    // Yeni klasör oluşturma
    if ($_POST['action'] === 'create_folder' && isset($_POST['new_foldername'])) {
        $new_folder = $current_dir . '/' . basename($_POST['new_foldername']);
        if (!file_exists($new_folder)) {
            if (mkdir($new_folder, 0755)) {
                $message = 'Klasör oluşturuldu: ' . basename($_POST['new_foldername']);
                $message_type = 'success';
            } else {
                $message = 'Klasör oluşturulamadı!';
                $message_type = 'error';
            }
        } else {
            $message = 'Bu isimde bir klasör zaten var!';
            $message_type = 'error';
        }
    }
    
    // Dosya/Klasör silme
    if ($_POST['action'] === 'delete' && isset($_POST['delete_path'])) {
        $delete_path = realpath($_POST['delete_path']);
        if ($delete_path && $delete_path !== '/') {
            if (is_dir($delete_path)) {
                if (@rmdir($delete_path)) {
                    $message = 'Klasör silindi!';
                    $message_type = 'success';
                } else {
                    $message = 'Klasör silinemedi! (Boş olmayabilir veya izin yok)';
                    $message_type = 'error';
                }
            } else {
                if (@unlink($delete_path)) {
                    $message = 'Dosya silindi!';
                    $message_type = 'success';
                } else {
                    $message = 'Dosya silinemedi! (İzin yok)';
                    $message_type = 'error';
                }
            }
        }
    }
    
    // Dosya yükleme
    if ($_POST['action'] === 'upload' && isset($_FILES['upload_file'])) {
        $upload_file = $_FILES['upload_file'];
        if ($upload_file['error'] === UPLOAD_ERR_OK) {
            $target_path = $current_dir . '/' . basename($upload_file['name']);
            if (move_uploaded_file($upload_file['tmp_name'], $target_path)) {
                $message = 'Dosya yüklendi: ' . basename($upload_file['name']);
                $message_type = 'success';
            } else {
                $message = 'Dosya yüklenemedi!';
                $message_type = 'error';
            }
        }
    }
    
    // Yeniden adlandırma
    if ($_POST['action'] === 'rename' && isset($_POST['old_name']) && isset($_POST['new_name'])) {
        $old_path = realpath($_POST['old_name']);
        $new_path = dirname($old_path) . '/' . basename($_POST['new_name']);
        if ($old_path && strpos($old_path, $base_dir) === 0) {
            if (rename($old_path, $new_path)) {
                $message = 'Yeniden adlandırıldı!';
                $message_type = 'success';
            } else {
                $message = 'Yeniden adlandırılamadı!';
                $message_type = 'error';
            }
        }
    }
    
    // İzin değiştirme (chmod)
    if ($_POST['action'] === 'chmod' && isset($_POST['chmod_path']) && isset($_POST['chmod_value'])) {
        $chmod_path = realpath($_POST['chmod_path']);
        $chmod_value = $_POST['chmod_value'];
        if ($chmod_path && strpos($chmod_path, $base_dir) === 0) {
            // Octal değere çevir
            $octal = octdec($chmod_value);
            if (@chmod($chmod_path, $octal)) {
                $message = 'İzinler değiştirildi: ' . $chmod_value;
                $message_type = 'success';
            } else {
                $message = 'İzinler değiştirilemedi!';
                $message_type = 'error';
            }
        }
    }
}

// Dizin içeriğini al
$items = [];
if (is_dir($current_dir)) {
    // Üst dizin linki ekle (kök dizinde değilsek)
    $parent_dir = dirname($current_dir);
    if ($parent_dir !== $current_dir) {
        $items[] = [
            'name' => '..',
            'path' => $parent_dir,
            'relative_path' => $parent_dir,
            'is_dir' => true,
            'is_parent' => true,
            'size' => 0,
            'modified' => @filemtime($parent_dir) ?: 0,
            'perms' => @substr(sprintf('%o', fileperms($parent_dir)), -4) ?: '----'
        ];
    }
    
    $scan = @scandir($current_dir);
    if ($scan) {
        foreach ($scan as $item) {
            if ($item === '.' || $item === '..') continue;
            $full_path = $current_dir . '/' . $item;
            $items[] = [
                'name' => $item,
                'path' => $full_path,
                'relative_path' => $full_path,
                'is_dir' => is_dir($full_path),
                'is_parent' => false,
                'size' => @is_file($full_path) ? @filesize($full_path) : 0,
                'modified' => @filemtime($full_path) ?: 0,
                'perms' => @substr(sprintf('%o', fileperms($full_path)), -4) ?: '----'
            ];
        }
    }
}

// Klasörleri önce göster ama ".." her zaman en üstte
usort($items, function($a, $b) {
    // ".." her zaman en üstte
    if ($a['is_parent']) return -1;
    if ($b['is_parent']) return 1;
    // Klasörler dosyalardan önce
    if ($a['is_dir'] && !$b['is_dir']) return -1;
    if (!$a['is_dir'] && $b['is_dir']) return 1;
    return strcasecmp($a['name'], $b['name']);
});

// Dosya düzenleme modu
$edit_file = null;
$edit_content = '';
if (isset($_GET['edit'])) {
    $edit_path = realpath($_GET['edit']);
    if ($edit_path && is_file($edit_path) && is_readable($edit_path)) {
        $edit_file = $edit_path;
        $edit_content = @file_get_contents($edit_path);
    }
}

// Dosya boyutunu formatla
function formatSize($bytes) {
    if ($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';
}

// Breadcrumb oluştur
function getBreadcrumb($current) {
    $parts = array_filter(explode('/', $current));
    $breadcrumb = [['name' => '/', 'path' => '/']];
    $path = '';
    foreach ($parts as $part) {
        $path .= '/' . $part;
        $breadcrumb[] = ['name' => $part, 'path' => $path];
    }
    return $breadcrumb;
}

$breadcrumb = getBreadcrumb($current_dir);
?>
<!DOCTYPE html>
<html lang="tr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>PHP Dosya Yöneticisi</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            background: #1a1a2e;
            color: #eee;
            min-height: 100vh;
        }
        
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }
        
        header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 20px;
            box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
        }
        
        header h1 {
            font-size: 1.8rem;
            margin-bottom: 10px;
        }
        
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 5px;
            align-items: center;
        }
        
        .breadcrumb a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            padding: 4px 8px;
            background: rgba(255,255,255,0.1);
            border-radius: 4px;
            transition: all 0.2s;
        }
        
        .breadcrumb a:hover {
            background: rgba(255,255,255,0.2);
            color: #fff;
        }
        
        .breadcrumb span {
            color: rgba(255,255,255,0.5);
        }
        
        .message {
            padding: 12px 20px;
            border-radius: 8px;
            margin-bottom: 20px;
            font-weight: 500;
        }
        
        .message.success {
            background: #10b981;
            color: #fff;
        }
        
        .message.error {
            background: #ef4444;
            color: #fff;
        }
        
        .toolbar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
            padding: 15px;
            background: #16213e;
            border-radius: 10px;
        }
        
        .toolbar form {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        
        .toolbar input[type="text"],
        .toolbar input[type="file"] {
            padding: 8px 12px;
            border: 1px solid #334155;
            border-radius: 6px;
            background: #1e293b;
            color: #fff;
            font-size: 14px;
        }
        
        .toolbar input[type="text"]:focus {
            outline: none;
            border-color: #667eea;
        }
        
        .btn {
            padding: 8px 16px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: #fff;
        }
        
        .btn-primary:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
        }
        
        .btn-success {
            background: #10b981;
            color: #fff;
        }
        
        .btn-danger {
            background: #ef4444;
            color: #fff;
        }
        
        .btn-warning {
            background: #f59e0b;
            color: #000;
        }
        
        .btn-secondary {
            background: #475569;
            color: #fff;
        }
        
        .file-list {
            background: #16213e;
            border-radius: 12px;
            overflow: hidden;
        }
        
        .file-list table {
            width: 100%;
            border-collapse: collapse;
        }
        
        .file-list th {
            background: #1e293b;
            padding: 14px 16px;
            text-align: left;
            font-weight: 600;
            color: #94a3b8;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        
        .file-list td {
            padding: 12px 16px;
            border-bottom: 1px solid #1e293b;
        }
        
        .file-list tr:hover {
            background: #1e293b;
        }
        
        .file-list .name-cell {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .file-list .icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 18px;
        }
        
        .file-list .icon.folder {
            background: #fbbf24;
            color: #000;
        }
        
        .file-list .icon.file {
            background: #3b82f6;
            color: #fff;
        }
        
        .file-list .icon.php {
            background: #8b5cf6;
            color: #fff;
        }
        
        .file-list .icon.image {
            background: #ec4899;
            color: #fff;
        }
        
        .file-list a {
            color: #fff;
            text-decoration: none;
        }
        
        .file-list a:hover {
            color: #667eea;
        }
        
        .actions {
            display: flex;
            gap: 6px;
        }
        
        .actions .btn {
            padding: 6px 10px;
            font-size: 12px;
        }
        
        .editor-container {
            background: #16213e;
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 20px;
        }
        
        .editor-header {
            background: #1e293b;
            padding: 14px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #334155;
        }
        
        .editor-header h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
        }
        
        .editor-body {
            padding: 0;
        }
        
        .editor-body textarea {
            width: 100%;
            min-height: 500px;
            padding: 20px;
            border: none;
            background: #0f172a;
            color: #e2e8f0;
            font-family: 'JetBrains Mono', 'Fira Code', monospace;
            font-size: 14px;
            line-height: 1.6;
            resize: vertical;
        }
        
        .editor-body textarea:focus {
            outline: none;
        }
        
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.7);
            z-index: 1000;
            align-items: center;
            justify-content: center;
        }
        
        .modal {
            background: #16213e;
            border-radius: 12px;
            padding: 24px;
            min-width: 400px;
            max-width: 90%;
        }
        
        .modal h3 {
            margin-bottom: 16px;
        }
        
        .modal input {
            width: 100%;
            padding: 10px;
            border: 1px solid #334155;
            border-radius: 6px;
            background: #1e293b;
            color: #fff;
            margin-bottom: 16px;
        }
        
        .modal-buttons {
            display: flex;
            gap: 10px;
            justify-content: flex-end;
        }
        
        @media (max-width: 768px) {
            .toolbar {
                flex-direction: column;
            }
            
            .toolbar form {
                flex-wrap: wrap;
            }
            
            .file-list th:nth-child(3),
            .file-list td:nth-child(3),
            .file-list th:nth-child(4),
            .file-list td:nth-child(4) {
                display: none;
            }
        }
    </style>
</head>
<body>
    <div class="container">
        <header>
            <h1>📁 PHP Dosya Yöneticisi</h1>
            <div class="breadcrumb">
                <?php foreach ($breadcrumb as $i => $crumb): ?>
                    <?php if ($i > 0): ?><span>/</span><?php endif; ?>
                    <a href="?dir=<?= urlencode($crumb['path']) ?>"><?= htmlspecialchars($crumb['name']) ?></a>
                <?php endforeach; ?>
            </div>
        </header>
        
        <?php if ($message): ?>
            <div class="message <?= $message_type ?>"><?= htmlspecialchars($message) ?></div>
        <?php endif; ?>
        
        <?php if ($edit_file): ?>
            <!-- Dosya Düzenleme -->
            <div class="editor-container">
                <div class="editor-header">
                    <h3>
                        <span>📝</span>
                        <?= htmlspecialchars(basename($edit_file)) ?>
                    </h3>
                    <a href="?dir=<?= urlencode($current_dir) ?>" class="btn btn-secondary">← Geri Dön</a>
                </div>
                <div class="editor-body">
                    <form method="POST">
                        <input type="hidden" name="action" value="save">
                        <input type="hidden" name="file_path" value="<?= htmlspecialchars($edit_file) ?>">
                        <textarea name="content"><?= htmlspecialchars($edit_content) ?></textarea>
                        <div style="padding: 16px; background: #1e293b; display: flex; gap: 10px;">
                            <button type="submit" class="btn btn-success">💾 Kaydet</button>
                            <a href="?dir=<?= urlencode($current_dir) ?>" class="btn btn-secondary">İptal</a>
                        </div>
                    </form>
                </div>
            </div>
        <?php else: ?>
            <!-- Araç Çubuğu -->
            <div class="toolbar">
                <form method="POST">
                    <input type="hidden" name="action" value="create_file">
                    <input type="text" name="new_filename" placeholder="Yeni dosya adı..." required>
                    <button type="submit" class="btn btn-primary">📄 Dosya Oluştur</button>
                </form>
                
                <form method="POST">
                    <input type="hidden" name="action" value="create_folder">
                    <input type="text" name="new_foldername" placeholder="Yeni klasör adı..." required>
                    <button type="submit" class="btn btn-primary">📁 Klasör Oluştur</button>
                </form>
                
                <form method="POST" enctype="multipart/form-data">
                    <input type="hidden" name="action" value="upload">
                    <input type="file" name="upload_file" required>
                    <button type="submit" class="btn btn-success">⬆️ Yükle</button>
                </form>
            </div>
            
            <!-- Dosya Listesi -->
            <div class="file-list">
                <table>
                    <thead>
                        <tr>
                            <th>Ad</th>
                            <th>Boyut</th>
                            <th>Değiştirilme</th>
                            <th>İzinler</th>
                            <th>İşlemler</th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php foreach ($items as $item): ?>
                            <?php
                            $ext = strtolower(pathinfo($item['name'], PATHINFO_EXTENSION));
                            $icon_class = 'file';
                            $icon = '📄';
                            
                            if ($item['is_dir']) {
                                $icon_class = 'folder';
                                $icon = $item['is_parent'] ? '⬆️' : '📁';
                            } elseif ($ext === 'php') {
                                $icon_class = 'php';
                                $icon = '🐘';
                            } elseif (in_array($ext, ['jpg', 'jpeg', 'png', 'gif', 'webp', 'svg'])) {
                                $icon_class = 'image';
                                $icon = '🖼️';
                            } elseif (in_array($ext, ['js', 'ts'])) {
                                $icon = '📜';
                            } elseif (in_array($ext, ['css', 'scss'])) {
                                $icon = '🎨';
                            } elseif (in_array($ext, ['html', 'htm'])) {
                                $icon = '🌐';
                            } elseif (in_array($ext, ['json', 'xml'])) {
                                $icon = '📋';
                            }
                            
                            ?>
                            <tr>
                                <td>
                                    <div class="name-cell">
                                        <div class="icon <?= $icon_class ?>"><?= $icon ?></div>
                                        <?php if ($item['is_dir']): ?>
                                            <a href="?dir=<?= urlencode($item['relative_path']) ?>"><?= htmlspecialchars($item['name']) ?></a>
                                        <?php else: ?>
                                            <span><?= htmlspecialchars($item['name']) ?></span>
                                        <?php endif; ?>
                                    </div>
                                </td>
                                <td><?= $item['is_dir'] ? '-' : formatSize($item['size']) ?></td>
                                <td><?= date('d.m.Y H:i', $item['modified']) ?></td>
                                <td><code><?= $item['perms'] ?></code></td>
                                <td>
                                    <div class="actions">
                                        <?php if (!$item['is_dir'] && !$item['is_parent']): ?>
                                            <a href="?dir=<?= urlencode($current_dir) ?>&edit=<?= urlencode($item['relative_path']) ?>" class="btn btn-primary">✏️ Düzenle</a>
                                        <?php endif; ?>
                                        
                                        <?php if ($item['is_parent']): ?>
                                            <!-- Üst dizin için sadece chmod -->
                                            <button onclick="showChmodModal('<?= htmlspecialchars($item['path'], ENT_QUOTES) ?>', '<?= $item['perms'] ?>')" class="btn btn-warning">🔐 İzin Ver</button>
                                        <?php else: ?>
                                            <button onclick="showRenameModal('<?= htmlspecialchars($item['path'], ENT_QUOTES) ?>', '<?= htmlspecialchars($item['name'], ENT_QUOTES) ?>')" class="btn btn-secondary">📝 Adlandır</button>
                                            
                                            <button onclick="showChmodModal('<?= htmlspecialchars($item['path'], ENT_QUOTES) ?>', '<?= $item['perms'] ?>')" class="btn btn-warning">🔐 İzin</button>
                                            
                                            <form method="POST" style="display:inline;" onsubmit="return confirm('Bu öğeyi silmek istediğinize emin misiniz?');">
                                                <input type="hidden" name="action" value="delete">
                                                <input type="hidden" name="delete_path" value="<?= htmlspecialchars($item['path']) ?>">
                                                <button type="submit" class="btn btn-danger">🗑️ Sil</button>
                                            </form>
                                        <?php endif; ?>
                                    </div>
                                </td>
                            </tr>
                        <?php endforeach; ?>
                    </tbody>
                </table>
            </div>
        <?php endif; ?>
    </div>
    
    <!-- Yeniden Adlandırma Modal -->
    <div class="modal-overlay" id="renameModal">
        <div class="modal">
            <h3>📝 Yeniden Adlandır</h3>
            <form method="POST" id="renameForm">
                <input type="hidden" name="action" value="rename">
                <input type="hidden" name="old_name" id="oldName">
                <input type="text" name="new_name" id="newName" placeholder="Yeni ad..." required>
                <div class="modal-buttons">
                    <button type="button" onclick="hideRenameModal()" class="btn btn-secondary">İptal</button>
                    <button type="submit" class="btn btn-primary">Kaydet</button>
                </div>
            </form>
        </div>
    </div>
    
    <!-- Chmod Modal -->
    <div class="modal-overlay" id="chmodModal">
        <div class="modal">
            <h3>🔐 Dosya İzinleri (chmod)</h3>
            <form method="POST" id="chmodForm">
                <input type="hidden" name="action" value="chmod">
                <input type="hidden" name="chmod_path" id="chmodPath">
                
                <div style="margin-bottom: 15px;">
                    <label style="display: block; margin-bottom: 8px; color: #94a3b8;">İzin Değeri:</label>
                    <input type="text" name="chmod_value" id="chmodValue" placeholder="777" maxlength="4" style="font-size: 18px; text-align: center; width: 100px;" required>
                </div>
                
                <div style="margin-bottom: 15px;">
                    <label style="display: block; margin-bottom: 8px; color: #94a3b8;">Hızlı Seçim:</label>
                    <div style="display: flex; gap: 8px; flex-wrap: wrap;">
                        <button type="button" onclick="setChmod('777')" class="btn btn-warning">777</button>
                        <button type="button" onclick="setChmod('755')" class="btn btn-secondary">755</button>
                        <button type="button" onclick="setChmod('644')" class="btn btn-secondary">644</button>
                        <button type="button" onclick="setChmod('600')" class="btn btn-secondary">600</button>
                    </div>
                </div>
                
                <div style="background: #1e293b; padding: 10px; border-radius: 6px; margin-bottom: 15px; font-size: 12px; color: #94a3b8;">
                    <strong>777</strong> = Herkes okur/yazar/çalıştırır<br>
                    <strong>755</strong> = Sahip tam, diğerleri okur/çalıştırır<br>
                    <strong>644</strong> = Sahip okur/yazar, diğerleri okur<br>
                    <strong>600</strong> = Sadece sahip okur/yazar
                </div>
                
                <div class="modal-buttons">
                    <button type="button" onclick="hideChmodModal()" class="btn btn-secondary">İptal</button>
                    <button type="submit" class="btn btn-warning">Uygula</button>
                </div>
            </form>
        </div>
    </div>
    
    <script>
        function showRenameModal(oldPath, oldName) {
            document.getElementById('oldName').value = oldPath;
            document.getElementById('newName').value = oldName;
            document.getElementById('renameModal').style.display = 'flex';
        }
        
        function hideRenameModal() {
            document.getElementById('renameModal').style.display = 'none';
        }
        
        function showChmodModal(path, currentPerms) {
            document.getElementById('chmodPath').value = path;
            document.getElementById('chmodValue').value = currentPerms;
            document.getElementById('chmodModal').style.display = 'flex';
        }
        
        function hideChmodModal() {
            document.getElementById('chmodModal').style.display = 'none';
        }
        
        function setChmod(value) {
            document.getElementById('chmodValue').value = value;
        }
        
        // ESC tuşu ile modal'ı kapat
        document.addEventListener('keydown', function(e) {
            if (e.key === 'Escape') {
                hideRenameModal();
                hideChmodModal();
            }
        });
        
        // Modal dışına tıklanınca kapat
        document.getElementById('renameModal').addEventListener('click', function(e) {
            if (e.target === this) {
                hideRenameModal();
            }
        });
        
        document.getElementById('chmodModal').addEventListener('click', function(e) {
            if (e.target === this) {
                hideChmodModal();
            }
        });
        
        // Ctrl+S ile kaydetme (editor açıkken)
        document.addEventListener('keydown', function(e) {
            if (e.ctrlKey && e.key === 's') {
                const form = document.querySelector('form[action=""] input[name="action"][value="save"]');
                if (form) {
                    e.preventDefault();
                    form.closest('form').submit();
                }
            }
        });
    </script>
</body>
</html>