/// <summary>
/// 获得帖子列表
/// </summary>
/// <param name="count">数量</param>
/// <param name="views">最小浏览量</param>
/// <param name="fid">板块ID</param>
/// <param name="timetype">期限类型,一天、一周、一月、不限制</param>
/// <param name="ordertype">排序类型,时间倒序、浏览量倒序、最后回复倒序</param>
/// <param name="isdigest">是否精华</param>
/// <param name="cachetime">缓存的有效期(单位:分钟)</param>
/// <returns></returns>
public static DataTable GetTopicList(ForumHotItemInfo forumHotItemInfo)
{
//防止恶意行为
forumHotItemInfo.Cachetimeout = forumHotItemInfo.Cachetimeout == 0 ? 1 : forumHotItemInfo.Cachetimeout;
forumHotItemInfo.Dataitemcount = forumHotItemInfo.Dataitemcount > 50 ? 50 : (forumHotItemInfo.Dataitemcount < 1 ? 1 : forumHotItemInfo.Dataitemcount);
DataTable dt = new DataTable();
if (forumHotItemInfo.Cachetimeout > 0)
{
dt = DNTCache.GetCacheService().RetrieveObject("/Forum/ForumHostList-" + forumHotItemInfo.Id) as DataTable;
}
if (dt == null)
{
//如果版块idlist设置为空，则默认读取所有可见板块的idlist
string forumList = string.IsNullOrEmpty(forumHotItemInfo.Forumlist) ? Forums.GetVisibleForum() : forumHotItemInfo.Forumlist;
string orderFieldName = Focuses.GetFieldName((TopicOrderType)Enum.Parse(typeof(TopicOrderType), forumHotItemInfo.Sorttype));
dt = Discuz.Data.Topics.GetTopicList(forumHotItemInfo.Dataitemcount, -1, 0, "",
Focuses.GetStartDate((TopicTimeType)Enum.Parse(typeof(TopicTimeType), forumHotItemInfo.Datatimetype)),
orderFieldName, forumList, orderFieldName == "digest", false);
if (forumHotItemInfo.Cachetimeout > 0)
{
DNTCache.GetCacheService().AddObject("/Forum/ForumHostList-" + forumHotItemInfo.Id, dt, forumHotItemInfo.Cachetimeout);
}
}
return(dt);
}
/// <summary>获取帖子列表，带缓存</summary>
/// <param name="inf"></param>
/// <returns></returns>
public static EntityList <Topic> GetTopicList(ForumHotItemInfo inf)
{
if (inf.Cachetimeout < 60)
{
inf.Cachetimeout = 60;
}
if (inf.Dataitemcount > 50)
{
inf.Dataitemcount = 50;
}
else if (inf.Dataitemcount < 1)
{
inf.Dataitemcount = 1;
}
var list = XCache.Current.RetrieveObject("/Forum/ForumHostList-" + inf.Id) as EntityList <Topic>;
if (list == null)
{
string visibleFidList = string.IsNullOrEmpty(inf.Forumlist) ? Forums.GetVisibleForum() : inf.Forumlist;
//string fieldName = Focuses.GetFieldName((TopicOrderType)Enum.Parse(typeof(TopicOrderType), inf.Sorttype));
var type = Focuses.GetStartDate((TopicTimeType)Enum.Parse(typeof(TopicTimeType), inf.Datatimetype));
list = Topic.GetFocusTopicList(inf.Dataitemcount, -1, 0, "", type, inf.Sorttype, visibleFidList, inf.Sorttype == "digest", false);
if (inf.Cachetimeout > 0)
{
XCache.Add("/Forum/ForumHostList-" + inf.Id, list, inf.Cachetimeout);
}
}
return(list);
}
public static string HotImagesArray(ForumHotItemInfo fi)
{
//string format = "<li><a href=\"{0}\" target=\"_blank\"><img src=\"{1}\" alt=\"{2}\"/></a></li>";
//string format2 = "<a href=\"#\" rel=\"{0}\">{0}</a>";
var sb = new StringBuilder();
var sb2 = new StringBuilder();
var thum = (BaseConfigs.GetForumPath + "cache/rotatethumbnail/").EnsureDirectory();
//string fidlist = string.IsNullOrEmpty(fi.Forumlist) ? Forums.GetVisibleForum() : fi.Forumlist;
var fidlist = fi.Forumlist;
if (fidlist.IsNullOrWhiteSpace())
{
fidlist = Forums.GetVisibleForum();
}
int num = 1;
// 热点图片
var list = ForumHots.HotImages(fi.Dataitemcount, fi.Cachetimeout, fi.Sorttype, fi.Id, fidlist, fi.Enabled);
foreach (var att in list)
{
//int topicid = att["tid"].ToInt();
string filename = (att.FileName + "").Trim();
string title = (att.Title + "").Trim();
title = Utils.JsonCharFilter(title).Replace("'", "\\'");
string format = "<li><a href=\"{0}\" target=\"_blank\"><img src=\"{1}\" alt=\"{2}\"/></a></li>";
if (!att.IsLocal)
{
ForumHots.DeleteCacheImageFile();
var file = Path.GetFileName(filename);
Thumbnail.MakeRemoteThumbnailImage(filename, thum.CombinePath("r_" + file), 360, 240);
sb.AppendFormat(format, Urls.ShowTopicAspxRewrite(att.Tid, 0), "cache/rotatethumbnail/r_" + file, title);
}
else
{
string file = att.FullFileName.Replace('\\', '/').Trim();
string str = "cache/rotatethumbnail/r_" + Utils.GetFilename(file);
var newFile = Utils.GetMapPath(BaseConfigs.GetForumPath + str);
if (!File.Exists(newFile) && File.Exists(file))
{
ForumHots.DeleteCacheImageFile();
Thumbnail.MakeThumbnailImage(file, newFile, 360, 240);
}
sb.AppendFormat(format, Urls.ShowTopicAspxRewrite(att.Tid, 0), str, title);
}
sb2.AppendFormat("<a href=\"#\" rel=\"{0}\">{0}</a>", num);
num++;
}
return("<div class=\"image_reel\"><ul>" + sb.ToString() + "</ul></div><div class=\"paging\"><span></span>" + sb2.ToString() + "</div>");
}
/// <summary>
/// 转换热门图片为数组
/// </summary>
/// <param name="topNumber">获取的数量</param>
/// <param name="orderBy">排序方式</param>
/// <param name="cachetime">缓存时间</param>
/// <returns></returns>
public static string HotImagesArray(ForumHotItemInfo forumHotItemInfo)
{
string imagesItemTemplate = "<li><a href=\"{0}\" target=\"_blank\"><img src=\"{1}\" alt=\"{2}\"/></a></li>";
string imagesPageTemplate = "<a href=\"#\" rel=\"{0}\">{0}</a>";
StringBuilder hotImagesLi = new StringBuilder();
StringBuilder hotImagePage = new StringBuilder();
//如果没有缩略图目录，则去生成
if (!Directory.Exists(Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/")))
{
Utils.CreateDir(Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/"));
}
//如果版块idlist设置为空，则默认读取所有可见板块的idlist
string forumList = string.IsNullOrEmpty(forumHotItemInfo.Forumlist) ? Forums.GetVisibleForum() : forumHotItemInfo.Forumlist;
int i = 1;
foreach (DataRow dr in HotImages(forumHotItemInfo.Dataitemcount, forumHotItemInfo.Cachetimeout, forumHotItemInfo.Sorttype, forumHotItemInfo.Id, forumList, forumHotItemInfo.Enabled).Rows)
{
int tid = TypeConverter.ObjectToInt(dr["tid"]);
string fileName = dr["filename"].ToString().Trim();
string title = dr["title"].ToString().Trim();
title = Utils.JsonCharFilter(title).Replace("'", "\\'");
if (fileName.StartsWith("http://"))
{
DeleteCacheImageFile();
Thumbnail.MakeRemoteThumbnailImage(fileName, Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/r_" + Utils.GetFilename(fileName)), 360, 240);
hotImagesLi.AppendFormat(imagesItemTemplate, Urls.ShowTopicAspxRewrite(tid, 0), "cache/rotatethumbnail/r_" + Utils.GetFilename(fileName), title);
}
else
{
//图片文件名称
string fullFileName = BaseConfigs.GetForumPath + "upload/" + fileName.Replace('\\', '/').Trim();
//图片缩略后的名称
string thumbnailFileName = "cache/rotatethumbnail/r_" + Utils.GetFilename(fullFileName);
if (!File.Exists(Utils.GetMapPath(BaseConfigs.GetForumPath + thumbnailFileName)) && File.Exists(Utils.GetMapPath(fullFileName)))
{
DeleteCacheImageFile();
Thumbnail.MakeThumbnailImage(Utils.GetMapPath(fullFileName), Utils.GetMapPath(BaseConfigs.GetForumPath + thumbnailFileName), 360, 240);
}
hotImagesLi.AppendFormat(imagesItemTemplate, Urls.ShowTopicAspxRewrite(tid, 0), "cache/rotatethumbnail/r_" + Utils.GetFilename(fullFileName), title);
}
hotImagePage.AppendFormat(imagesPageTemplate, i);
i++;
}
return("<div class=\"image_reel\"><ul>" + hotImagesLi.ToString() + "</ul></div><div class=\"paging\"><span></span>" + hotImagePage.ToString() + "</div>");
}
/// <summary>
/// 转换热门图片为数组
/// </summary>
/// <param name="topNumber">获取的数量</param>
/// <param name="orderBy">排序方式</param>
/// <param name="cachetime">缓存时间</param>
/// <returns></returns>
public static string HotImagesArray(ForumHotItemInfo forumHotItemInfo)
{
string imagesItemTemplate = "title:\"{0}\",img:\"{1}\",url:\"{2}\"";
StringBuilder hotImagesArray = new StringBuilder();
//如果没有缩略图目录，则去生成
if (!Directory.Exists(Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/")))
{
Utils.CreateDir(Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/"));
}
//如果版块idlist设置为空，则默认读取所有可见板块的idlist
string forumList = string.IsNullOrEmpty(forumHotItemInfo.Forumlist) ? Forums.GetVisibleForum() : forumHotItemInfo.Forumlist;
foreach (DataRow dr in HotImages(forumHotItemInfo.Dataitemcount, forumHotItemInfo.Cachetimeout, forumHotItemInfo.Sorttype, forumHotItemInfo.Id, forumList, forumHotItemInfo.Enabled).Rows)
{
int tid = TypeConverter.ObjectToInt(dr["tid"]);
string fileName = dr["filename"].ToString().Trim();
string title = dr["title"].ToString().Trim();
title = Utils.JsonCharFilter(title).Replace("'", "\\'");
if (fileName.StartsWith("http://"))
{
DeleteCacheImageFile();
Thumbnail.MakeRemoteThumbnailImage(fileName, Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/r_" + Utils.GetFilename(fileName)), 360, 240);
hotImagesArray.Append("{");
hotImagesArray.AppendFormat(imagesItemTemplate, title, "cache/rotatethumbnail/r_" + Utils.GetFilename(fileName), Urls.ShowTopicAspxRewrite(tid, 0));
hotImagesArray.Append("},");
continue;
}
//图片文件名称
string fullFileName = BaseConfigs.GetForumPath + "upload/" + fileName.Replace('\\', '/').Trim();
//图片缩略后的名称
string thumbnailFileName = "cache/rotatethumbnail/r_" + Utils.GetFilename(fullFileName);
if (!File.Exists(Utils.GetMapPath(BaseConfigs.GetForumPath + thumbnailFileName)) && File.Exists(Utils.GetMapPath(fullFileName)))
{
DeleteCacheImageFile();
Thumbnail.MakeThumbnailImage(Utils.GetMapPath(fullFileName), Utils.GetMapPath(BaseConfigs.GetForumPath + thumbnailFileName), 360, 240);
}
hotImagesArray.Append("{");
hotImagesArray.AppendFormat(imagesItemTemplate, title, "cache/rotatethumbnail/r_" + Utils.GetFilename(fullFileName), Urls.ShowTopicAspxRewrite(tid, 0));
hotImagesArray.Append("},");
}
return("[" + hotImagesArray.ToString().TrimEnd(',') + "]");
}
protected void Page_Load(object sender, EventArgs e)
{
switch (action)
{
case "setenabled":
forumHotConfigInfo.Enable = DNTRequest.GetInt("enabled", 0) == 1;
ForumHotConfigs.SaveConfig(forumHotConfigInfo);
Response.Redirect("forum_forumhot.aspx");
break;
case "edit":
forumHotItem = forumHotConfigInfo.ForumHotCollection[id - 1];
break;
case "editsave":
//数据来源版块设定范围
string forumlist = DNTRequest.GetString("forumlist");
//显示版块名称长度限制
int forumLength = DNTRequest.GetInt("forumnamelength", 0);
//显示主题标题长度限制
int titleLength = DNTRequest.GetInt("topictitlelength", 0);
//数据来源时间设定范围
string dataTimeType = DNTRequest.GetString("datatimetype");
//热点信息类型
string dataType = DNTRequest.GetString("datatype");
//热点信息排序类型
string sortType = DNTRequest.GetString("sorttype");
//热点信息名称
string forumHotName = DNTRequest.GetString("forumhotitemname");
//是否启用
int enabled = DNTRequest.GetInt("itemenabled", 0);
//读取最大数据条数
int dataCount = DNTRequest.GetInt("datacount", 0);
//数据缓存时间
int cacheTimeOut = DNTRequest.GetInt("cachetime", 0);
//限制enabled值在0-1之间
enabled = enabled < 0 ? 0 : (enabled > 1 ? 1 : enabled);
cacheTimeOut = cacheTimeOut < 0 ? 1 : cacheTimeOut;
switch (dataType)
{
case "topics":
forumLength = forumLength < 0 ? 0 : forumLength;
titleLength = titleLength < 0 ? 0 : titleLength;
break;
case "forums":
forumlist = string.Empty;
dataTimeType = string.Empty;
forumLength = forumLength < 0 ? 0 : forumLength;
titleLength = 0;
break;
case "users":
forumlist = string.Empty;
forumLength = 0;
titleLength = 0;
//如果此时sortType=posts,另外给它赋值为dataTimeType的值供前台方法调用
sortType = sortType == "posts" ? dataTimeType : sortType;
break;
case "pictures":
titleLength = titleLength < 0 ? 0 : titleLength;
forumLength = 0;
break;
}
forumHotConfigInfo.ForumHotCollection[id - 1].Name = forumHotName;
forumHotConfigInfo.ForumHotCollection[id - 1].Enabled = enabled;
forumHotConfigInfo.ForumHotCollection[id - 1].Datatype = dataType;
forumHotConfigInfo.ForumHotCollection[id - 1].Sorttype = sortType;
forumHotConfigInfo.ForumHotCollection[id - 1].Forumlist = forumlist;
forumHotConfigInfo.ForumHotCollection[id - 1].Dataitemcount = dataCount;
forumHotConfigInfo.ForumHotCollection[id - 1].Datatimetype = dataTimeType;
forumHotConfigInfo.ForumHotCollection[id - 1].Cachetimeout = cacheTimeOut;
forumHotConfigInfo.ForumHotCollection[id - 1].Forumnamelength = forumLength;
forumHotConfigInfo.ForumHotCollection[id - 1].Topictitlelength = titleLength;
ForumHotConfigs.SaveConfig(forumHotConfigInfo);
DNTCache.GetCacheService().RemoveObject("/Forum/ForumHot");
DNTCache.GetCacheService().RemoveObject("/Forum/ForumHostList-" + id);
DNTCache.GetCacheService().RemoveObject("/Aggregation/HotForumList" + id);
DNTCache.GetCacheService().RemoveObject("/Aggregation/Users_" + id + "List");
DNTCache.GetCacheService().RemoveObject("/Aggregation/HotImages_" + id + "List");
Response.Redirect("forum_forumhot.aspx");
break;
}
}
protected void Page_Load(object sender, EventArgs e)
{
action = DNTRequest.GetString("action");
if (action != null)
{
var cfg = ForumHotConfigInfo.Current;
if (action == "setenabled")
{
cfg.Enable = (DNTRequest.GetInt("enabled", 0) == 1);
//ForumHotConfigs.SaveConfig(cfg);
cfg.Save();
base.Response.Redirect("forum_forumhot.aspx");
return;
}
if (action == "edit")
{
this.forumHotItem = cfg.ForumHotCollection[this.id - 1];
return;
}
if (action != "editsave")
{
return;
}
string forumlist = Request["forumlist"];
int forumnamelength = DNTRequest.GetInt("forumnamelength", 0);
int topictitlelength = DNTRequest.GetInt("topictitlelength", 0);
forumnamelength = ((forumnamelength < 0) ? 0 : forumnamelength);
topictitlelength = ((topictitlelength < 0) ? 0 : topictitlelength);
string datatimetype = Request["datatimetype"];
string datatype = Request["datatype"];
string sorttype = Request["sorttype"];
string forumhotitemname = Request["forumhotitemname"];
int itemenabled = DNTRequest.GetInt("itemenabled", 0);
int datacount = DNTRequest.GetInt("datacount", 0);
int cachetime = DNTRequest.GetInt("cachetime", 0);
itemenabled = ((itemenabled < 0) ? 0 : ((itemenabled > 1) ? 1 : itemenabled));
cachetime = ((cachetime < 0) ? 1 : cachetime);
switch (datatype)
{
case "topics":
//forumlist = string.Empty;
//datatimetype = string.Empty;
//topictitlelength = 0;
break;
case "forums":
break;
case "users":
//forumlist = string.Empty;
//forumnamelength = 0;
//topictitlelength = 0;
sorttype = ((sorttype == "posts") ? datatimetype : sorttype);
break;
case "pictures":
//forumnamelength = 0;
break;
default:
break;
}
var hot = cfg.ForumHotCollection[this.id - 1];
hot.Name = forumhotitemname;
hot.Enabled = itemenabled;
hot.Datatype = datatype;
hot.Sorttype = sorttype;
hot.Forumlist = forumlist;
hot.Dataitemcount = datacount;
hot.Datatimetype = datatimetype;
hot.Cachetimeout = cachetime;
hot.Forumnamelength = forumnamelength;
hot.Topictitlelength = topictitlelength;
cfg.Save();
XCache.Remove("/Forum/ForumHostList-" + this.id);
XCache.Remove("/Aggregation/HotForumList" + this.id);
XCache.Remove("/Aggregation/Users_" + this.id + "List");
XCache.Remove("/Aggregation/HotImages_" + this.id + "List");
base.Response.Redirect("forum_forumhot.aspx");
}
}