public static (DialogResult, string) Show(string topic, string existing)
{
var form = new TopicForm();
form.label1.Text = $"Enter new topic for {topic}:";
form.textBox1.Text = existing;
return(form.ShowDialog(), form.textBox1.Text);
}
private void TopicBox_Click(object sender, EventArgs e)
{
ParentForm.ActiveControl = null;
(var info, var str) = TopicForm.Show(Topic, Text);
if (info == DialogResult.OK)
{
Text = str;
TopicChanged?.Invoke(this, EventArgs.Empty);
}
}
/// <summary>
/// 命令执行
/// </summary>
/// <param name="context"></param>
public override void Execute(DataContext context)
{
byte[] cmdData = context.CmdData;
if (cmdData.Length == 0)
{
context.Flush(RespondCode.CmdDataLack);
return;
}
TopicForm topicForm = cmdData.ProtoBufDeserialize <TopicForm>();
if (Compiled.Debug)
{
topicForm.Debug("=== Bbs.TopicCreate 上行数据 ===");
}
CreateTopic(topicForm, context);
}
/// <summary>
///
/// </summary>
/// <param name="topicForm"></param>
/// <param name="context"></param>
private static void CreateTopic(TopicForm topicForm, DataContext context)
{
int userId = context.UserId;
UserCacheInfo userCache = UserBiz.ReadUserCacheInfo(userId);
int schoolId = userCache.UserSite;
UserRole userRole = (UserRole)userCache.UserRole;
#region 基本校验
ForumInfo forumInfo = BbsBiz.GetForumInfoById(topicForm.ForumId, schoolId);
if (null == forumInfo)
{
context.Flush(RespondCode.ShowError, "版块不存在！");
return;
}
Forum forum = forumInfo.ToForum();
if (forum.PostRole == PostRole.Forbidden)
{
context.Flush(RespondCode.ShowError, "版块不允许发帖！");
return;
}
if (forum.PostRole == PostRole.NotStudent && userRole != UserRole.Teacher && userRole != UserRole.CustomerService)
{
context.Flush(RespondCode.ShowError, "版块没有发帖权限！");
return;
}
if ((forum.AllowTopicType & topicForm.TopicType) != topicForm.TopicType)
{
context.Flush(RespondCode.ShowError, "发帖类型不被允许！");
return;
}
//悬赏
int reward = 0;
if (topicForm.TopicType == TopicType.Reward && topicForm.RewardCount > 0)
{
if (userCache.VirtualCoinCount < reward)
{
reward = userCache.VirtualCoinCount;
}
}
//是否带有声音、图片文件
bool hasVoice = topicForm.Voices != null && topicForm.Voices.Count > 0;
bool hasImage = topicForm.Image != null && topicForm.Image.Count > 0;
bool hasMediaFiles = hasVoice || hasImage;
//敏感关键词
List <string> filters = FilterHelper.GetSensitiveWords().ToList();
//标题
string title = (topicForm.Title ?? string.Empty).Trim();
if (string.IsNullOrEmpty(title))
{
title = "无题";
}
else
{
if (filters.Count > 0)
{
title = title.ReplaceSensitiveWord(filters);
}
}
//内容
string content = (topicForm.Content ?? string.Empty).Trim();
string intro = "";
if (!string.IsNullOrEmpty(content))
{
if (filters.Count > 0)
{
content = content.ReplaceSensitiveWord(filters);
}
intro = content.Length > 200 ? (content.Substring(0, 200) + "...") : content;
if (!hasMediaFiles)
{
content = string.Format("<TopicContent><Text>{0}</Text></TopicContent>", content);
}
}
#endregion
#region 数据组装
DateTime dtNow = DateTime.Now;
TopicFullInfo topicInfo = new TopicFullInfo
{
ForumId = topicForm.ForumId,
SchoolId = schoolId,
UserId = userId,
AttachContent = (topicForm.AttachContent ?? string.Empty).Trim(),
Title = title,
Content = content,
Intro = intro,
Icon = "",
Voice = "",
Remark = "",
Reward = reward,
IsQuestion = topicForm.TopicType == TopicType.Questions,
IsAllowReply = true,
IsStick = false,
IsRefined = false,
AttrChangedMark = "",
ExpChanged = 0,
VirtualCoinChanged = 0,
BestAnswerId = 0,
FavouredCount = 0,
RepliedCount = 0,
RepliedUserIds = "",
LastRepliedDate = dtNow,
ViewCount = 0,
FavoritedCount = 0,
Status = 0,
CreateDate = dtNow,
ManageMark = "",
LastManageDate = dtNow
};
#endregion
//创建帖子
BbsBiz.CreateTopic(topicInfo);
if (topicInfo.TopicId > 0)
{
#region 处理声音、图片等文件，并更新帖子内容
if (hasMediaFiles)
{
List <string> voiceNodeList = new List <string>(0);
string extName, url;
if (hasVoice)
{
int voiceTime;
foreach (MediaDetail voice in topicForm.Voices)
{
if (voice.Data != null && voice.Data.Length > 0)
{
extName = (voice.Name ?? ".mp3").Trim().ToLower();
voiceTime = 0;
int.TryParse(voice.Attr ?? "0", out voiceTime);
url = voice.Data.SaveMediaFile(FileTarget.Topic, topicInfo.TopicId, Utility.MediaType.Audio, extName);
if (!string.IsNullOrEmpty(url))
{
voiceNodeList.Add(string.Format("<Voice Url=\"{0}\" Duration=\"{1}\"></Voice>", url, voiceTime));
}
}
}
}
List <string> imageNodeList = new List <string>(0);
List <string> imageUrlList = new List <string>(0);
if (hasImage)
{
foreach (MediaDetail image in topicForm.Image)
{
if (image.Data != null && image.Data.Length > 0)
{
extName = (image.Name ?? ".jpg").Trim().ToLower();
url = image.Data.SaveMediaFile(FileTarget.Topic, topicInfo.TopicId, Utility.MediaType.Image, extName);
if (!string.IsNullOrEmpty(url))
{
Tuple <int, int> imageSize = url.GetImageSize();
int w = imageSize.Item1, h = imageSize.Item2;
if (w > 0 && h > 0)
{
if (w > 480)
{
h = (int)((double)h * (double)((double)w / (double)480));
w = 480;
}
imageUrlList.Add(url);
imageNodeList.Add(string.Format("<Image ThumbUrl=\"{0}\" ImageUrl=\"{1}\" Width=\"{2}\" Height=\"{3}\"></Image>", url, url, w, h));
}
}
}
}
}
string voiceContent = string.Empty;
if (voiceNodeList.Count > 0)
{
voiceContent = string.Join(string.Empty, voiceNodeList);
}
string textContent = string.Empty;
if (!string.IsNullOrEmpty(content))
{
textContent = string.Format("<Text>{0}</Text>", content);
}
string imageContent = string.Empty;
if (imageNodeList.Count > 0)
{
imageContent = string.Join(string.Empty, imageNodeList);
}
topicInfo.Content = string.Format("<TopicContent>{0}{1}{2}</TopicContent>", voiceContent, textContent, imageContent);
if (voiceNodeList.Count > 0)
{
topicInfo.Voice = voiceNodeList[0];
}
if (imageUrlList.Count > 0)
{
topicInfo.Icon = imageUrlList[0];
}
//更新帖子内容
BbsBiz.UpdateTopicContent(topicInfo);
}
#endregion
context.Flush(BitConverter.GetBytes(topicInfo.TopicId).Reverse());
}
else
{
context.Flush(RespondCode.ExecError);
}
}
