dedecms 头像

// 检查上传文件是否成功
if ($_FILES['avatar']['error'] == UPLOAD_ERR_OK) {
    $fileTmpPath = $_FILES['avatar']['tmp_name'];
    $fileName = $_FILES['avatar']['name'];
    $fileSize = $_FILES['avatar']['size'];
    $fileType = $_FILES['avatar']['type'];

    // 检查文件类型和大小
    if (in_array($fileType, array('image/jpeg', 'image/png', 'image/gif')) && $fileSize <= 2 * 1024 * 1024) {
        // 移动文件到指定目录
        $destPath = DEDEMEMBER_ROOT . '/uploads/avatar/' . $fileName;
        if (move_uploaded_file($fileTmpPath, $destPath)) {
            // 更新数据库中的头像路径
            $uid = $_SESSION['uid'];
            $sql = "UPDATE `dede_member` SET `avatar` = '$destPath' WHERE `id` = $uid";
            $dsql->ExecuteNoneQuery($sql);
        } else {
            echo '头像上传失败，请重试！';
        }
    } else {
        echo '不支持的文件类型或文件过大！';
    }
} else {
    echo '头像上传失败，请检查文件！';
}