public static bool DownloadAttachment(ForumInfo forum, int userid, UserGroupInfo usergroupinfo)
{
bool allowdownloadattach = false;
//当前用户是否有允许下载附件权限
if (Forums.AllowGetAttachByUserID(forum.Permuserlist, userid))
{
allowdownloadattach = true;
}
else
{
if (Utils.StrIsNullOrEmpty(forum.Getattachperm)) //权限设置为空时，根据用户组权限判断
{
// 验证用户是否有有允许下载附件权限
if (usergroupinfo.Allowgetattach == 1)
{
allowdownloadattach = true;
}
}
else if (Forums.AllowGetAttach(forum.Getattachperm, usergroupinfo.Groupid))
{
allowdownloadattach = true;
}
}
return(allowdownloadattach);
}
/// <summary>
/// 检查用户下载附件的权限
/// </summary>
/// <param name="forum">版块信息</param>
/// <param name="userGroupInfo">当前用户的用户组信息</param>
/// <param name="userId">当前用户Id</param>
/// <param name="msg">提示信息</param>
/// <returns></returns>
public static bool CheckUsertAttachAuthority(ForumInfo forum, UserGroupInfo userGroupInfo, int userId, ref string msg)
{
if (!Forums.AllowGetAttachByUserID(forum.Permuserlist, userId))
{
if (Utils.StrIsNullOrEmpty(forum.Getattachperm) && userGroupInfo.Allowgetattach != 1)// 验证用户是否有下载附件的权限
{
msg = string.Format("您当前的身份 \"{0}\" 没有下载或查看附件的权限", userGroupInfo.Grouptitle);
}
else
{
if (!Forums.AllowGetAttach(forum.Getattachperm, userGroupInfo.Groupid))
{
msg = "您没有在该版块下载附件的权限";
return(false);
}
}
}
return(true);
}
