/// <summary>
/// 验证指定对象针对toUserId是否具有隐私权限
/// </summary>
/// <param name="userId">用户Id</param>
/// <param name="toUserId">被验证用户</param>
/// <param name="specifyObjectId">指定对象Id</param>
/// <returns>true-成功，false-失败</returns>
bool IPrivacySpecifyObjectValidator.Validate(long userId, long toUserId, long specifyObjectId)
{
//done:zhengw,by mazq
//1、所有分组Id是什么？
//2、相互关注等特殊规则怎么制定的，编码的人遵照什么来编码
//zhengw回复：使用FollowSpecifyGroupIds.All获取所有分组Id，具体参见：Examples\BusinessComponents\User\Follow\FollowEnum.cs中的FollowSpecifyGroupIds类
//如果specifyObjectId为所有分组Id，则仅判断下toUserId是不是关注的人即可
FollowService followService = new FollowService();
if (specifyObjectId == FollowSpecifyGroupIds.All)
{
return(followService.IsFollowed(userId, toUserId));
}
else if (specifyObjectId == FollowSpecifyGroupIds.Mutual)
{
return(followService.IsMutualFollowed(userId, toUserId));
}
else
{
FollowEntity follow = followService.Get(userId, toUserId);
if (follow == null)
{
return(false);
}
IEnumerable <Category> categories = new CategoryService().GetCategoriesOfItem(follow.Id, userId, TenantTypeIds.Instance().User());
if (categories == null)
{
return(false);
}
return(categories.Any(n => n.CategoryId == specifyObjectId));
}
}
/// <summary>
/// 判断用户是否关注了某个用户
/// </summary>
/// <param name="user"><see cref="IUser"/></param>
/// <param name="toUserId">待检测用户Id</param>
/// <returns></returns>
public static bool IsFollowed(this IUser user, long toUserId)
{
if (user == null)
{
return(false);
}
FollowService followService = new FollowService();
return(followService.IsFollowed(user.UserId, toUserId));
}
///<overloads>隐私验证</overloads>
/// <summary>
/// 隐私验证
/// </summary>
/// <param name="userId">用户Id</param>
/// <param name="toUserId">被验证用户Id</param>
/// <param name="itemKey">隐私项目Key</param>
/// <returns>true-验证通过，false-验证失败</returns>
public bool Validate(long userId, long toUserId, string itemKey)
{
if (toUserId == userId)
{
return(true);
}
//被验证用户为超级管理员
IUserService userService = DIContainer.Resolve <IUserService>();
IUser toUser = null;
if (toUserId > 0)
{
toUser = userService.GetUser(toUserId);
}
if (toUser != null)
{
if (toUser.IsSuperAdministrator())
{
return(true);
}
//被验证用户为黑名单用户
if (IsStopedUser(userId, toUserId))
{
return(false);
}
}
Dictionary <string, PrivacyStatus> userUserPrivacySettings = GetUserPrivacySettings(userId);
if (userUserPrivacySettings.ContainsKey(itemKey))
{
switch (userUserPrivacySettings[itemKey])
{
case PrivacyStatus.Public:
return(true);
case PrivacyStatus.Part:
return(toUser != null && ValidateUserPrivacySpecifyObject(userId, toUserId, itemKey));
case PrivacyStatus.Private:
return(false);
default:
return(false);
}
}
var privacyItem = GetPrivacyItem(itemKey);
if (privacyItem != null)
{
switch (privacyItem.PrivacyStatus)
{
case PrivacyStatus.Private:
return(false);
case PrivacyStatus.Part:
FollowService followService = new FollowService();
return(followService.IsFollowed(userId, toUserId));
case PrivacyStatus.Public:
return(true);
default:
return(true);
}
}
return(false);
}