public bool Read(Contact reader)
{
if (this.Recipient.ID.Equals(reader.ID) && this.State == MessageState.Unread)
{
this.State = MessageState.Read;
return true;
}
return false;
}
public Message(string title, string content, Contact sender, Contact recipient)
{
if (string.IsNullOrEmpty(title))
{
throw new CustomMessageException("title can't be null");
}
if (title.Length > 50)
{
throw new CustomMessageException("主题长度不能超过50");
}
if (string.IsNullOrEmpty(content))
{
throw new CustomMessageException("content can't be null");
}
if (content.Length > 20000)
{
throw new CustomMessageException("内容过长");
}
if (sender == null)
{
throw new CustomMessageException("sender can't be null");
}
if (recipient == null)
{
throw new CustomMessageException("recipient can't be null");
}
if (sender.ID == recipient.ID)
{
throw new CustomMessageException("发件人和收件人不能为同一人");
}
this.Title = title;
this.Content = MarkDownHelper.MarkDownTransform(content);
this.OriginalContent = content.Replace("\n", "<br />");
this.SendTime = DateTime.Now;
this.IP = Util.GetUserIpAddress();
this.State = MessageState.Unread;
if (sender.ID == 0 || sender.ID == 35695)
{
this.Type = MessageType.Notice;
}
else
{
this.Type = MessageType.Personal;
}
this.DisplayType = MessageDisplayType.OutboxAndInbox;
this.Sender = sender;
this.Recipient = recipient;
}
public bool CanRead(Contact reader)
{
if (this.Sender.ID == reader.ID)
{
if (this.DisplayType == MessageDisplayType.Outbox || this.DisplayType == MessageDisplayType.OutboxAndInbox)
{
return true;
}
}
else if (this.Recipient.ID == reader.ID)
{
if (this.DisplayType == MessageDisplayType.Inbox || this.DisplayType == MessageDisplayType.OutboxAndInbox)
{
return true;
}
}
return false;
}
public void DisposeMessageByReader(Contact reader)
{
// to do...
if (this.Sender.ID == reader.ID)
{
if (this.DisplayType == MessageDisplayType.Outbox)
{
this.DisplayType = MessageDisplayType.NoOutboxAndInbox;
}
else if (this.DisplayType == MessageDisplayType.OutboxAndInbox)
{
this.DisplayType = MessageDisplayType.Inbox;
}
}
else if (this.Recipient.ID == reader.ID)
{
if (this.DisplayType == MessageDisplayType.Inbox)
{
this.DisplayType = MessageDisplayType.NoOutboxAndInbox;
}
else if (this.DisplayType == MessageDisplayType.OutboxAndInbox)
{
this.DisplayType = MessageDisplayType.Outbox;
}
}
}