public ActionResult Send(FormCollection form)
{
String result;
UserMailEntity mail = new UserMailEntity()
{
ToUserName = form["tousername"],
Title = form["title"],
Content = form["content"]
};
if (UserMailManager.TrySendUserMail(mail, out result))
{
return RedirectToSuccessMessagePage("Your mail has been successfully sent!");
}
else
{
return RedirectToErrorMessagePage(result);
}
}
/// <summary>
/// 增加一条回帖
/// </summary>
/// <param name="post">帖子实体</param>
/// <param name="topic">主题实体</param>
/// <param name="parentPost">回复的帖子实体</param>
/// <param name="postip">发布者IP</param>
/// <param name="link">当前页面地址</param>
/// <returns>是否成功增加</returns>
public static Boolean InsertForumPost(ForumPostEntity post, ForumTopicEntity topic, ForumPostEntity parentPost, String postip, String link)
{
if (!UserManager.IsUserLogined)
{
throw new UserUnLoginException();
}
if (String.IsNullOrEmpty(post.Title))
{
throw new InvalidInputException("Reply title can not be NULL!");
}
if (post.Title.Length > ForumPostRepository.TITLE_MAXLEN)
{
throw new InvalidInputException("Reply title is too long!");
}
if (!KeywordsFilterManager.IsForumPostContentLegal(post.Title))
{
throw new InvalidInputException("Reply title can not contain illegal keywords!");
}
if (String.IsNullOrEmpty(post.Content) || post.Content.Length < ForumPostRepository.POST_MINLEN)
{
throw new InvalidInputException("Reply content is too short!");
}
if (post.Content.Length > ForumPostRepository.POST_MAXLEN)
{
throw new InvalidInputException("Reply content is too long!");
}
if (!KeywordsFilterManager.IsForumPostContentLegal(post.Content))
{
throw new InvalidInputException("Reply content can not contain illegal keywords!");
}
if (parentPost.Deepth + 1 < ForumPostRepository.DEEPTH_MIN)
{
throw new InvalidInputException("Reply deepth is INVALID!");
}
if (parentPost.Deepth + 1 > ForumPostRepository.DEEPTH_MAX)
{
throw new InvalidInputException("Reply deepth is too deep!");
}
if (topic.IsLocked)
{
throw new NoPermissionException("You have no privilege to reply the post!");
}
if (!UserSubmitStatus.CheckLastSubmitForumPostTime(UserManager.CurrentUserName))
{
throw new InvalidInputException(String.Format("You can not submit post more than twice in {0} seconds!", ConfigurationManager.SubmitInterval.ToString()));
}
post.TopicID = parentPost.TopicID;
post.Title = HtmlEncoder.HtmlEncode(post.Title);
post.Content = HtmlEncoder.HtmlEncode(post.Content);
post.UserName = UserManager.CurrentUserName;
post.Deepth = parentPost.Deepth + 1;
post.ParentPostID = parentPost.PostID;
post.PostDate = DateTime.Now;
post.PostIP = postip;
Boolean success = ForumPostRepository.Instance.InsertEntity(post) > 0;
if (success && !String.Equals(parentPost.UserName, post.UserName))
{
if (ConfigurationManager.ReplyPostMailNotification)
{
try
{
UserMailEntity mail = new UserMailEntity();
String url = ConfigurationManager.DomainUrl + ((link[0] == '/') ? link.Substring(1) : link);
mail.FromUserName = ConfigurationManager.SystemAccount;
mail.ToUserName = parentPost.UserName;
mail.Title = "Your post has new reply!";
mail.Content =
String.Format("Your post \"{0}\" has new reply, <br/>", parentPost.Title) +
String.Format("Please visit <a href=\"{0}\" target=\"_blank\">{0}</a>", url);
UserMailManager.InternalSendUserMail(mail);
}
catch { }
}
}
return success;
}
/// <summary>
/// 发送用户邮件
/// </summary>
/// <param name="model">邮件实体</param>
/// <returns>是否发送成功</returns>
internal static Boolean InternalSendUserMail(UserMailEntity entity)
{
entity.SendDate = DateTime.Now;
entity.IsRead = false;
entity.IsDeleted = false;
Int32 result = UserMailRepository.Instance.InsertEntity(entity);
if (result > 0)
{
UserMailCache.RemoveUserUnReadMailCountCache(entity.ToUserName);//删除缓存
}
return (result > 0);
}
/// <summary>
/// 更新一条邮件的状态
/// </summary>
/// <param name="model">对象实体</param>
/// <returns>是否成功更新</returns>
private static Boolean UpdateUserMailRead(UserMailEntity entity)
{
Boolean success = false;
try
{
entity.IsRead = true;
success = UserMailRepository.Instance.UpdateEntityIsRead(entity) > 0;
}
finally
{
if (success)
{
UserMailCache.RemoveUserUnReadMailCountCache(entity.ToUserName);//删除缓存
}
}
return success;
}
/// <summary>
/// 尝试发送邮件
/// </summary>
/// <param name="model">邮件实体</param>
/// <param name="error">出错信息</param>
/// <returns>是否发送成功</returns>
public static Boolean TrySendUserMail(UserMailEntity entity, out String error)
{
if (!UserManager.IsUserLogined)
{
error = "Please login first!";
return false;
}
if (String.IsNullOrEmpty(entity.Title))
{
error = "Title can not be NULL!";
return false;
}
if (entity.Title.Length > UserMailRepository.TITLE_MAXLEN)
{
error = "Title is too long!";
return false;
}
if (String.IsNullOrEmpty(entity.Content) || entity.Content.Length < UserMailRepository.CONTENT_MINLEN)
{
error = "Content is too short!";
return false;
}
if (entity.Content.Length > UserMailRepository.CONTENT_MAXLEN)
{
error = "Content is too long!";
return false;
}
if (String.IsNullOrEmpty(entity.ToUserName))
{
error = "Username can not be NULL!";
return false;
}
if (!RegexVerify.IsUserName(entity.ToUserName))
{
error = "Username is INVALID!";
return false;
}
if (String.Equals(ConfigurationManager.SystemAccount, entity.ToUserName, StringComparison.OrdinalIgnoreCase))
{
error = "You can not send mail to system account!";
return false;
}
if (String.Equals(UserManager.CurrentUserName, entity.ToUserName, StringComparison.OrdinalIgnoreCase))
{
error = "You can not send mail to yourself!";
return false;
}
if (!UserSubmitStatus.CheckLastSubmitUserMailTime(UserManager.CurrentUserName))
{
throw new InvalidInputException(String.Format("You can not submit user mail more than twice in {0} seconds!", ConfigurationManager.SubmitInterval.ToString()));
}
if (!UserManager.InternalExistsUser(entity.ToUserName))
{
error = String.Format("The username \"{0}\" doesn't exist!", entity.ToUserName);
return false;
}
entity.Title = HtmlEncoder.HtmlEncode(entity.Title);
entity.Content = HtmlEncoder.HtmlEncode(entity.Content);
entity.FromUserName = UserManager.CurrentUserName;
if (!UserMailManager.InternalSendUserMail(entity))
{
error = "Failed to send your mail";
return false;
}
error = String.Empty;
return true;
}