public bool PassMessage(long messageID, string user, string ip, ref string resultMsg)
{
bool result = false;
try
{
using (MyChatRoomContext context = new MyChatRoomContext())
{
ChatRoomMessage message = context.ChatRoomMessages.Find(messageID);
if (message == null)
{
resultMsg = String.Format("消息 {0} 不存在！", messageID);
return(result);
}
message.AuditingBy = user;
message.AuditingIp = ip;
message.AuditingPass();
message.BeforeUpdateOperation(user);
// 物理保存.
context.SaveChanges();
// 如果能执行到这里， 认为处理成功.
result = true;
}
}
catch (Exception ex)
{
logger.Error(ex.Message, ex);
result = false;
resultMsg = ex.Message;
}
return(result);
}
/// <summary>
/// 创建一个消息.
/// </summary>
/// <param name="message"></param>
/// <param name="resultMsg"></param>
/// <returns></returns>
public bool CreateNewMessage(ChatRoomMessage message, ref string resultMsg)
{
bool result = false;
try
{
using (MyChatRoomContext context = new MyChatRoomContext())
{
// 检查 发消息用户.
ChatRoomUser user = context.ChatRoomUsers.Find(message.MessageSenderId);
if (user == null)
{
resultMsg = String.Format("用户 {0} 不存在！", message.MessageSenderId);
return(result);
}
if (user.IsGag)
{
resultMsg = String.Format("用户 {0} 已经被禁言！", user.UserName);
return(result);
}
// 如果指定了 接受者， 那么检查是否存在.
if (message.MessageReceiverId != null)
{
ChatRoomUser userTo = context.ChatRoomUsers.Find(message.MessageReceiverId);
if (userTo == null)
{
resultMsg = String.Format("用户 {0} 不存在！", message.MessageReceiverId);
return(result);
}
}
// 如果指定了 回复消息。 检查 回复消息是否存在.
if (message.ReplyMessageId != null)
{
ChatRoomMessage replyMessag = context.ChatRoomMessages.Find(message.ReplyMessageId.Value);
if (replyMessag == null)
{
resultMsg = String.Format("回复的消息 {0} 不存在！", message.ReplyMessageId);
return(result);
}
// 填写回复的 用户ID 与 昵称.
message.MessageReceiverId = replyMessag.MessageSenderId;
message.MessageReceiverNickName = replyMessag.MessageSenderNickName;
}
// 获取消息发送的房间.
var house = context.ChatRoomHouses.Find(message.HouseID);
if (house == null)
{
resultMsg = String.Format("直播室房间 {0} 不存在！", message.HouseID);
return(result);
}
// 判断指定房间， 消息是否需要审核.
if (house.IsChatRoomMessageAutoPass)
{
// 直播室房间， 自动审核通过.
message.AuditingPass();
message.AuditingIp = "-";
message.AuditingBy = "AUTO";
}
else
{
// 直播室房间， 要求审核.
// 检查用户的属性.
if (user.IsAutoPass)
{
// 帐户能够直接审核通过.
message.AuditingPass();
message.AuditingIp = "-";
message.AuditingBy = "AUTO";
}
else
{
// 待审核.
message.AuditingFlag = "WAIT";
}
}
// 发送者头像， 按照用户等级来处理.
message.MessageSenderPhoto = "/images/level/" + user.UserLevel.UserLevelIcon;
// 发信人昵称.
if (String.IsNullOrEmpty(message.MessageSenderNickName))
{
message.MessageSenderNickName = user.UserNickName;
}
// 当前时间 - 两条短消息之间的间隔 秒数.
DateTime disableTime = DateTime.Now.AddSeconds(-1 * TwoMessageSecondLimit);
// 两条短消息之间的间隔 秒数.
var prevMessageQuery =
from data in context.ChatRoomMessages
where
// 同一 发送人.
data.MessageSenderId == message.MessageSenderId &&
data.MessageSenderNickName == message.MessageSenderNickName
// 仅仅判断今天的.
&& data.CreateTime > disableTime
orderby
data.CreateTime descending
select data;
if (prevMessageQuery.Count() > 0)
{
// 存在有重复提交的情况.
resultMsg = "您消息发送得太频繁了......";
return(result);
}
message.BeforeInsertOperation("Web");
// 插入.
context.ChatRoomMessages.Add(message);
// 物理保存.
context.SaveChanges();
// 如果能执行到这里， 认为处理成功.
result = true;
}
}
catch (System.Data.Entity.Validation.DbEntityValidationException dbErr)
{
logger.Info(message);
foreach (var errItem in dbErr.EntityValidationErrors)
{
foreach (var err in errItem.ValidationErrors)
{
logger.InfoFormat("{0} : {1}", err.PropertyName, err.ErrorMessage);
}
}
logger.Error(dbErr.Message, dbErr);
result = false;
resultMsg = dbErr.Message;
}
catch (Exception ex)
{
logger.Error(ex.Message, ex);
result = false;
resultMsg = ex.Message;
}
return(result);
}