/// <summary>
/// 获取自带头像列表
/// </summary>
/// <returns>自带头像列表</returns>
public static DataTable GetAvatarList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable dt = cache.RetrieveObject("/CommonAvatarList") as DataTable;
if (dt != null)
{
return(dt);
}
dt = new DataTable();
dt.Columns.Add("filename", Type.GetType("System.String"));
DirectoryInfo dirinfo = new DirectoryInfo(AppDomain.CurrentDomain.BaseDirectory + "avatars/common/");
string extname = "";
foreach (FileSystemInfo file in dirinfo.GetFileSystemInfos())
{
if (file != null)
{
extname = file.Extension.ToLower();
if (extname.Equals(".jpg") || extname.Equals(".gif") || extname.Equals(".png"))
{
DataRow dr = dt.NewRow();
dr["filename"] = @"avatars/common/" + file.Name;
dt.Rows.Add(dr);
}
}
}
cache.AddObject("/CommonAvatarList", dt);
return(dt);
}
public static Discuz.Common.Generic.SortedList <int, object> GetTopicTypeArray()
#endif
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
#if NET1
System.Collections.SortedList topictypeList;
#else
Discuz.Common.Generic.SortedList <int, object> topictypeList;
#endif
topictypeList = cache.RetrieveObject("/TopicTypes") as Discuz.Common.Generic.SortedList <int, object>;
if (topictypeList == null)
{
#if NET1
topictypeList = new System.Collections.SortedList();
#else
topictypeList = new Discuz.Common.Generic.SortedList <int, object>();
#endif
DataTable dt = DatabaseProvider.GetInstance().GetTopicTypeList();
if (dt.Rows.Count > 0)
{
foreach (DataRow dr in dt.Rows)
{
if ((dr["typeid"].ToString() != "") && (dr["name"].ToString() != ""))
{
topictypeList.Add(Int32.Parse(dr["typeid"].ToString()), dr["name"]);
}
}
}
cache.AddObject("/TopicTypes", topictypeList);
}
return(topictypeList);
}
/// <summary>
/// 返回脏字过滤列表
/// </summary>
/// <returns>返回脏字过滤列表数组</returns>
public static string[,] GetBanWordList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string[,] str = cache.RetrieveObject("/BanWordList") as string[, ];
if (str != null)
{
return(str);
}
DataTable dt = DatabaseProvider.GetInstance().GetBanWordList();
str = new string[dt.Rows.Count, 2];
string temp = "";
for (int i = 0; i < dt.Rows.Count; i++)
{
temp = dt.Rows[i]["find"].ToString().Trim();
foreach (Match m in r.Matches(temp))
{
temp = temp.Replace(m.Groups[0].ToString(), m.Groups[0].ToString().Replace("{", ".{0,"));
}
str[i, 0] = temp.Replace("\\", "\\\\").Replace("\"", "\\\"").Replace("'", "\'").Replace("[", "\\[").Replace("]", "\\]");
str[i, 1] = dt.Rows[i]["replacement"].ToString().Trim();
}
cache.AddObject("/BanWordList", str);
dt.Dispose();
return(str);
}
/// <summary>
/// 获得在线用户列表图例
/// </summary>
/// <returns>在线用户列表图例</returns>
public static string GetOnlineGroupIconList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/UI/OnlineIconList") as string;
if (str != null && str != "")
{
return(str);
}
StringBuilder sb = new StringBuilder();
IDataReader dr = DatabaseProvider.GetInstance().GetOnlineGroupIconList();
try
{
while (dr.Read())
{
sb.Append("<img src=\"images/groupicons/");
sb.Append(dr["img"].ToString());
sb.Append("\" /> ");
sb.Append(dr["title"].ToString());
sb.Append(" ");
}
cache.AddObject("/UI/OnlineIconList", sb.ToString());
}
finally
{
dr.Close();
}
return(sb.ToString());
}
/// <summary>
/// 获得版块下拉列表
/// </summary>
/// <returns>列表内容的html</returns>
public static string GetForumListBoxOptionsCache()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/UI/ForumListBoxOptions") as string;
if (str != null)
{
return(str);
}
StringBuilder sb = new StringBuilder();
IDataReader dr = DatabaseProvider.GetInstance().GetVisibleForumList();
try
{
while (dr.Read())
{
sb.Append("<option value=\"");
sb.Append(dr["fid"].ToString());
sb.Append("\">");
sb.Append(Utils.GetSpacesString(Utils.StrToInt(dr["layer"].ToString(), 0)));
sb.Append(dr["name"].ToString().Trim());
sb.Append("</option>");
}
cache.AddObject("/UI/ForumListBoxOptions", sb.ToString());
return(sb.ToString());
}
finally
{
dr.Close();
}
}
/// <summary>
/// 返回模板列表的下拉框html
///</summary>
/// <returns>下拉框html</returns>
public static string GetTemplateListBoxOptionsCache()
{
lock (lockHelper)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/UI/TemplateListBoxOptions") as string;
if (str != null)
{
return(str);
}
StringBuilder sb = new StringBuilder();
DataTable dt = Templates.GetValidTemplateList();
foreach (DataRow dr in dt.Rows)
{
sb.Append("<li class=\"current\">");
sb.Append("<a href=\"###\" onclick=\"window.location.href='showtemplate.aspx?templateid=");
sb.Append(dr["templateid"].ToString());
sb.Append("'\">");
sb.Append(dr["name"].ToString().Trim());
sb.Append("</a>");
sb.Append("</li>");
}
cache.AddObject("/UI/TemplateListBoxOptions", sb.ToString());
dt.Dispose();
return(sb.ToString());
}
}
/// <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(int count, int fid, TopicOrderType ordertype, bool digest, int cachetime, bool onlyimg, string fidlist, int tabid, TopicTimeType timetype)
{
//防止恶意行为
cachetime = cachetime == 0 ? 1 : cachetime;
count = count > 50 ? 50 : (count < 1 ? 1 : count);
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable dt = cache.RetrieveObject("/Forum/ForumHostList-" + tabid) as DataTable;
if (dt == null)
{
if (fidlist == "")
{
fidlist = Forums.GetVisibleForum();
}
if (Focuses.GetFieldName(ordertype) == "digest")
{
digest = true;
}
dt = Discuz.Data.Topics.GetTopicList(count, -1, fid, "", Focuses.GetStartDate(timetype), Focuses.GetFieldName(ordertype), fidlist, digest, onlyimg);
cache.AddObject("/Forum/ForumHostList-" + tabid, dt, cachetime);
}
return(dt);
}
/// <summary>
/// 获得勋章列表
/// </summary>
/// <returns>获得勋章列表</returns>
public static DataTable GetMedalsList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable dt = cache.RetrieveObject("/UI/MedalsList") as DataTable;
if (dt != null)
{
return(dt);
}
dt = DatabaseProvider.GetInstance().GetMedalsList();
string forumpath = BaseConfigs.GetBaseConfig().Forumpath;
foreach (DataRow dr in dt.Rows)
{
if (dr["available"].ToString() == "1")
{
if (dr["image"].ToString().Trim() != "")
{
dr["image"] = "<img border=\"0\" src=\"" + forumpath + "images/medals/" + dr["image"] + "\" alt=\"" + dr["name"] + "\" title=\"" + dr["name"] + "\" class=\"medals\" />";
}
else
{
dr["image"] = "";
}
}
else
{
dr["image"] = "";
}
}
cache.AddObject("/UI/MedalsList", dt);
return(dt);
}
/// <summary>
/// 获得友情链接列表
/// </summary>
/// <returns>友情链接列表</returns>
public static DataTable GetForumLinkList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable dt = cache.RetrieveObject("/ForumLinkList") as DataTable;
if (dt != null)
{
return(dt);
}
dt = DatabaseProvider.GetInstance().GetForumLinkList();
if (dt != null && dt.Rows.Count > 0)
{
StringBuilder sb = new StringBuilder();
foreach (DataRow dr in dt.Rows)
{
if (dr["note"].ToString().Equals(""))
{
if (dr["name"].ToString().Equals(""))
{
dr["name"] = "未知";
}
sb.Append("<a title=\"");
sb.Append(dr["name"].ToString());
sb.Append("\" href=\"");
sb.Append(dr["url"].ToString());
sb.Append("\" target=\"_blank\">");
if (dr["logo"].ToString().Equals(""))
{
sb.Append(dr["name"].ToString());
}
else
{
sb.Append("<img alt=\"");
sb.Append(dr["name"].ToString());
sb.Append("\" class=\"friendlinkimg\" src=\"");
sb.Append(dr["logo"].ToString());
sb.Append("\" />");
}
sb.Append("</a>\r\n");
dr.Delete();
}
}
if (sb.Length > 0)
{
DataRow dr = dt.NewRow();
dr["name"] = "$$otherlink$$";
dr["url"] = "";
dr["note"] = sb.ToString();
dr["logo"] = "";
dt.Rows.Add(dr);
}
dt.AcceptChanges();
}
cache.AddObject("/ForumLinkList", dt);
return(dt);
}
private static void Timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
if (!applyMemCached)
{
//检查并移除相应的缓存项
instance = CachesFileMonitor.CheckAndRemoveCache(instance);
}
}
/// <summary>
/// 获取一个帖子的缓存
/// </summary>
/// <param name="tid">帖子ID</param>
/// <param name="cachetime">缓存的有效期</param>
/// <returns></returns>
public static DataTable GetFirstPostInfo(int tid, int cachetime)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable dt = cache.RetrieveObject("/Forum/HotForumFirst_" + tid) as DataTable;
if (dt == null)
{
dt = Posts.GetPostList(tid.ToString());
cache.AddObject("/Forum/HotForumFirst_" + tid, dt, cachetime);
}
return(dt);
}
/// <summary>
/// 获得魔法表情列表
/// </summary>
/// <returns>魔法表情列表</returns>
public static DataTable GetMagicList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable dt = cache.RetrieveObject("/MagicList") as DataTable;
if (dt == null || dt.Rows.Count == 0)
{
dt = DatabaseProvider.GetInstance().GetMagicList();
cache.AddObject("/MagicList", dt);
}
return(dt);
}
/// <summary>
/// 获取一个帖子的缓存
/// </summary>
/// <param name="tid">帖子ID</param>
/// <param name="cachetime">缓存的有效期</param>
/// <returns></returns>
public static List <PostInfo> GetFirstPostInfo(int tid, int cachetime)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
List <PostInfo> list = cache.RetrieveObject("/Forum/HotForumFirst_" + tid) as List <PostInfo>;
if (list == null || list.Count == 0)
{
list = Posts.GetPostList(tid.ToString());
cache.AddObject("/Forum/HotForumFirst_" + tid, list, cachetime);
}
return(list);
}
/// <summary>
/// 获得表情分类列表
/// </summary>
/// <returns>表情分类列表</returns>
public static DataTable GetSmilieTypesCache()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable smilietypes = cache.RetrieveObject("/UI/SmiliesTypeList") as DataTable;
if (smilietypes == null || smilietypes.Rows.Count == 0)
{
smilietypes = Smilies.GetSmilieTypes();
cache.AddObject("/UI/SmiliesTypeList", smilietypes);
}
return(smilietypes);
}
/// <summary>
/// 获取热门图片
/// </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>
private static DataTable HotImages(int count, int cachetime, string orderby, int tabid, string fidlist, int continuous)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
DataTable imagelist = cache.RetrieveObject("/Aggregation/HotImages_" + tabid + "List") as DataTable;
if (imagelist == null)
{
imagelist = Discuz.Data.DatabaseProvider.GetInstance().GetWebSiteAggHotImages(count, orderby, fidlist, continuous);
cache.AddObject("/Aggregation/HotImages_" + tabid + "List", imagelist, cachetime);
}
return(imagelist);
}
/// <summary>
/// 单体模式返回当前类的实例
/// </summary>
/// <returns></returns>
public static DNTCache GetCacheService()
{
if (instance == null)
{
lock (lockHelper)
{
if (instance == null)
{
instance = new DNTCache();
}
}
}
return(instance);
}
/// <summary>
/// 获取主题鉴定图片地址缓存数组
/// </summary>
/// <returns>主题鉴定图片地址缓存数组</returns>
public static string GetTopicIdentifyFileNameJsArray()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string jsArray = cache.RetrieveObject("/TopicIndentifysJsArray") as string;
if (Utils.StrIsNullOrEmpty(jsArray))
{
GetTopicIdentifyCollection();
}
jsArray = cache.RetrieveObject("/TopicIndentifysJsArray") as string;
return(jsArray);
}
/// <summary>
/// 单体模式返回当前类的实例
/// </summary>
/// <returns></returns>
public static DNTCache GetCacheService()
{
if (instance == null)
{
lock (lockHelper)
{
if (instance == null)
{
instance = CachesFileMonitor.CheckAndRemoveCache(new DNTCache());
}
}
}
return(instance);
}
/// <summary>
/// 单体模式返回当前类的实例
/// </summary>
/// <returns></returns>
public static DNTCache GetCacheService()
{
if (instance == null)
{
lock (lockHelper)
{
if (instance == null)
{
instance = CachesFileMonitor.CheckAndRemoveCache(new DNTCache());
}
}
}
return instance;
}
/// <summary>
/// 检查和移除缓存
/// </summary>
/// <param name="instance"></param>
/// <returns></returns>
public static DNTCache CheckAndRemoveCache(DNTCache instance)//
{
//当程序运行中cache.config发生变化时则对缓存对象做删除的操作
cachefilenewchange = System.IO.File.GetLastWriteTime(path);
if (cachefileoldchange != cachefilenewchange)
{
lock (cachelockHelper)
{
if (cachefileoldchange != cachefilenewchange)
{
//当有要清除的项时
DataSet dsSrc = new DataSet();
//dsSrc.ReadXml(path);
dsSrc = GetDataset();
foreach (DataRow dr in dsSrc.Tables[0].Rows)
{
if (dr["xpath"].ToString().Trim() != "")
{
DateTime removedatetime = DateTime.Now;
try
{
removedatetime = Convert.ToDateTime(dr["removedatetime"].ToString().Trim());
}
catch
{
;
}
if (removedatetime > cachefilenewchange.AddSeconds(-2))
{
string xpath = dr["xpath"].ToString().Trim();
instance.RemoveObject(xpath, false);
}
}
}
cachefileoldchange = cachefilenewchange;
dsSrc.Dispose();
}
}
}
return(instance);
}
/// <summary>
/// 获得编辑器自定义按钮信息的javascript数组
/// </summary>
/// <returns>表情符的javascript数组</returns>
public static string GetCustomEditButtonList()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/UI/CustomEditButtonList") as string;
if (str != null)
{
return(str);
}
StringBuilder sb = new StringBuilder();
IDataReader dr = Editors.GetCustomEditButtonList();
try
{
while (dr.Read())
{
//说明:[标签名,对应图标文件名,[参数1描述,参数2描述,...],[参数1默认值,参数2默认值,...]]
//实例["fly","swf.gif",["请输入flash网址","请输入flash宽度","请输入flash高度"],["http://","200","200"],3]
sb.AppendFormat(",'{0}':['", Utils.ReplaceStrToScript(dr["tag"].ToString()));
sb.Append(Utils.ReplaceStrToScript(dr["tag"].ToString()));
sb.Append("','");
sb.Append(Utils.ReplaceStrToScript(dr["icon"].ToString()));
sb.Append("','");
sb.Append(Utils.ReplaceStrToScript(dr["explanation"].ToString()));
sb.Append("',['");
sb.Append(Utils.ReplaceStrToScript(dr["paramsdescript"].ToString()).Replace(",", "','"));
sb.Append("'],['");
sb.Append(Utils.ReplaceStrToScript(dr["paramsdefvalue"].ToString()).Replace(",", "','"));
sb.Append("'],");
sb.Append(Utils.ReplaceStrToScript(dr["params"].ToString()));
sb.Append("]");
}
if (sb.Length > 0)
{
sb.Remove(0, 1);
}
cache.AddObject("/UI/CustomEditButtonList", Utils.ClearBR(sb.ToString()));
return(Utils.ClearBR(sb.ToString()));
}
finally
{
dr.Close();
}
}
/// <summary>
/// 获得表情符的json数据
/// </summary>
/// <returns>表情符的json数据</returns>
public static string GetSmiliesCache()
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/UI/SmiliesList") as string;
if (str != null)
{
return(str);
}
StringBuilder builder = new StringBuilder();
DataTable dt = Smilies.GetSmiliesListDataTable();
foreach (DataRow drCate in dt.Copy().Rows)
{
if (drCate["type"].ToString() == "0")
{
builder.AppendFormat("'{0}': [\r\n", drCate["code"].ToString().Trim().Replace("'", "\\'"));
bool flag = false;
foreach (DataRow dr in dt.Rows)
{
if (dr["type"].ToString() == drCate["id"].ToString())
{
builder.Append("{'code' : '");
builder.Append(dr["code"].ToString().Trim().Replace("'", "\\'"));
builder.Append("', 'url' : '");
builder.Append(dr["url"].ToString().Trim().Replace("'", "\\'"));
builder.Append("'},\r\n");
flag = true;
}
}
if (builder.Length > 0 && flag)
{
builder.Remove(builder.Length - 3, 3);
}
builder.Append("\r\n],\r\n");
}
}
builder.Remove(builder.Length - 3, 3);
cache.AddObject("/UI/SmiliesList", builder.ToString());
return(builder.ToString());
}
/// <summary>
/// 获得干扰码字符串
/// </summary>
/// <returns>干扰码字符串</returns>
public static string GetJammer()
{
///干扰码组成(10 位随机字符 + 网站域名 + 10位随机字符)
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/UI/Jammer") as string;
if (str == null)
{
Random rdm1 = new Random(unchecked ((int)DateTime.Now.Ticks));
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 10; i++)
{
sb.Append(Convert.ToChar(rdm1.Next(1, 256)));
}
sb.Append(HttpContext.Current.Request.Url.Authority);
for (int i = 0; i < 10; i++)
{
sb.Append(Convert.ToChar(rdm1.Next(1, 256)));
}
str = sb.ToString();
str = Utils.HtmlEncode(str);
if (sb.Length > 0)
{
sb.Remove(0, sb.Length);
}
sb.Append("<span style=\"display:none;font-size:0px\">");
sb.Append(str);
sb.Append("</span>");
str = sb.ToString();
Discuz.Cache.ICacheStrategy ics = new ForumCacheStrategy();
ics.TimeOut = 720;
cache.LoadCacheStrategy(ics);
cache.AddObject("/UI/Jammer", str);
cache.LoadDefaultCacheStrategy();
//cache.AddObject("/UI/Jammer", str);
}
return(str);
}
/// <summary>
/// 获取热门用户
/// </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 ShortUserInfo[] GetUserList(int topNumber, string orderBy, int cachetime, int tabid)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
ShortUserInfo[] userList = cache.RetrieveObject("/Aggregation/Users_" + tabid + "List") as ShortUserInfo[];
if (userList == null)
{
if (Utils.InArray(orderBy, "lastactivity,joindate"))
{
List <ShortUserInfo> list = new List <ShortUserInfo>();
DataTable dt = Users.GetUserList(topNumber, 1, orderBy, "desc");
foreach (DataRow dr in dt.Rows)
{
ShortUserInfo info = new ShortUserInfo();
info.Uid = TypeConverter.ObjectToInt(dr["uid"]);
info.Username = dr["username"].ToString();
info.Lastactivity = dr["lastactivity"].ToString();
info.Joindate = dr["joindate"].ToString();
list.Add(info);
}
userList = list.ToArray();
}
else
{
userList = Stats.GetUserArray(orderBy);
if (userList.Length > topNumber)
{
List <ShortUserInfo> list = new List <ShortUserInfo>();
for (int i = 0; i < topNumber; i++)
{
list.Add(userList[i]);
}
userList = list.ToArray();
}
}
cache.AddObject("/Aggregation/Users_" + tabid + "List", userList, cachetime);
}
return(userList);
}
/// <summary>
/// 获取热门板块
/// </summary>
/// <param name="topNumber">获取的数量</param>
/// <param name="orderby">排序方式</param>
/// <param name="fid">板块ID</param>
/// <param name="cachetime">缓存时间</param>
/// <returns></returns>
public static List <ForumInfo> GetHotForumList(int topNumber, string orderby, int cachetime, int tabid)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
List <ForumInfo> forumList = cache.RetrieveObject("/Aggregation/HotForumList_" + tabid) as List <ForumInfo>;
if (forumList == null)
{
forumList = Stats.GetForumArray(orderby);
if (forumList.Count > topNumber)
{
List <ForumInfo> list = new List <ForumInfo>();
for (int i = 0; i < topNumber; i++)
{
list.Add(forumList[i]);
}
forumList = list;
}
cache.AddObject("/Aggregation/HotForumList" + tabid, forumList, cachetime);
}
return(forumList);
}
public static Discuz.Common.Generic.List <TopicIdentify> GetTopicIdentifyCollection()
#endif
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
#if NET1
TopicIdentifyCollection topicidentifyList = cache.RetrieveObject("/TopicIdentifys") as TopicIdentifyCollection;
#else
Discuz.Common.Generic.List <TopicIdentify> topicidentifyList = cache.RetrieveObject("/TopicIdentifys") as Discuz.Common.Generic.List <TopicIdentify>;
#endif
if (topicidentifyList == null)
{
#if NET1
topicidentifyList = new TopicIdentifyCollection();
#else
topicidentifyList = new Discuz.Common.Generic.List <TopicIdentify>();
#endif
IDataReader reader = DatabaseProvider.GetInstance().GetTopicsIdentifyItem();
StringBuilder jsArray = new StringBuilder("<script type='text/javascript'>var topicidentify = { ");
while (reader.Read())
{
TopicIdentify topic = new TopicIdentify();
topic.Identifyid = Int32.Parse(reader["identifyid"].ToString());
topic.Name = reader["name"].ToString();
topic.Filename = reader["filename"].ToString();
topicidentifyList.Add(topic);
jsArray.AppendFormat("'{0}':'{1}',", reader["identifyid"].ToString(), reader["filename"].ToString());
}
reader.Close();
jsArray.Remove(jsArray.Length - 1, 1);
jsArray.Append("};</script>");
cache.AddObject("/TopicIdentifys", topicidentifyList);
cache.AddObject("/TopicIndentifysJsArray", jsArray.ToString());
}
return(topicidentifyList);
}
/// <summary>
/// 获得图片的RSS
/// </summary>
/// <param name="ttl">Time To Live</param>
/// <returns></returns>
public static string GetPhotoRss(int ttl)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
//Discuz.Cache.ICacheStrategy ics = new RssCacheStrategy();
//ics.TimeOut = ttl * 60;
//cache.LoadCacheStrategy(ics);
string str = cache.RetrieveObject("/PHOTO/RSS/Index") as string;
if (str != null)
{
return(str);
}
string forumurl = "http://" + DNTRequest.GetCurrentFullHost() + BaseConfigs.GetForumPath.ToLower();
IDataReader reader = DbProvider.GetInstance().GetFocusPhotoList(2, 20, 100);
if (reader == null)
{
return("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<Rss>Specified photos not found</Rss>\r\n");
}
StringBuilder rssBuilder = new StringBuilder("<?xml version=\"1.0\" encoding=\"utf-8\" ?>\r\n");
rssBuilder.Append("<?xml-stylesheet type=\"text/xsl\" href=\"rss.xsl\" media=\"screen\"?>\r\n");
rssBuilder.Append("<rss version=\"2.0\">\r\n");
rssBuilder.Append(" <channel>\r\n");
rssBuilder.Append(" <title>");
rssBuilder.Append(Utils.HtmlEncode(GeneralConfigs.GetConfig().Forumtitle));
rssBuilder.Append(" - ");
rssBuilder.Append("最新照片");
rssBuilder.Append("</title>\r\n");
rssBuilder.Append(" <link>");
rssBuilder.Append(forumurl);
rssBuilder.Append("spaceindex.aspx");
rssBuilder.Append("</link>\r\n");
rssBuilder.AppendFormat(" <description>Latest 20 photos</description>\r\n");
rssBuilder.Append(" <copyright>Copyright (c) ");
rssBuilder.Append(Utils.HtmlEncode(GeneralConfigs.GetConfig().Forumtitle));
rssBuilder.Append("</copyright>\r\n");
rssBuilder.Append(" <generator>");
rssBuilder.Append("Discuz!NT");
rssBuilder.Append("</generator>\r\n");
rssBuilder.Append(" <pubDate>");
rssBuilder.Append(DateTime.Now.ToString("r"));
rssBuilder.Append("</pubDate>\r\n");
rssBuilder.AppendFormat(" <ttl>{0}</ttl>\r\n", ttl.ToString());
while (reader.Read())
{
rssBuilder.Append(" <item>\r\n");
rssBuilder.Append(" <title>");
rssBuilder.Append(Utils.HtmlEncode(reader["title"].ToString().Trim()));
rssBuilder.Append("</title>\r\n");
rssBuilder.Append(" <description><![CDATA[<img src=\"");
rssBuilder.Append(Utils.HtmlEncode(forumurl));
rssBuilder.Append(reader["filename"].ToString().Trim());
rssBuilder.Append("\"/>]]></description>\r\n");
rssBuilder.Append(" <link>");
rssBuilder.Append(Utils.HtmlEncode(forumurl));
rssBuilder.Append("showphoto.aspx?photoid=");
rssBuilder.Append(reader["photoid"].ToString());
rssBuilder.Append("</link>\r\n");
rssBuilder.Append(" <category>");
rssBuilder.Append("</category>\r\n");
rssBuilder.Append(" <author>");
rssBuilder.Append(Utils.HtmlEncode(reader["username"].ToString().Trim()));
rssBuilder.Append("</author>\r\n");
rssBuilder.Append(" <pubDate>");
rssBuilder.Append(Utils.HtmlEncode(Convert.ToDateTime(reader["postdate"]).ToString("r").Trim()));
rssBuilder.Append("</pubDate>\r\n");
rssBuilder.Append(" </item>\r\n");
}
reader.Close();
rssBuilder.Append(" </channel>\r\n");
rssBuilder.Append("</rss>");
cache.AddObject("/PHOTO/RSS/Index", rssBuilder.ToString(), ttl * 60);
//cache.LoadDefaultCacheStrategy();
return(rssBuilder.ToString());
}
/// <summary>
/// 检查和移除缓存
/// </summary>
/// <param name="instance"></param>
/// <returns></returns>
public static DNTCache CheckAndRemoveCache(DNTCache instance)//
{
//当程序运行中cache.config发生变化时则对缓存对象做删除的操作
cachefilenewchange = System.IO.File.GetLastWriteTime(path);
if (cachefileoldchange != cachefilenewchange)
{
lock (cachelockHelper)
{
if (cachefileoldchange != cachefilenewchange)
{
//当有要清除的项时
DataSet dsSrc = new DataSet();
dsSrc.ReadXml(path);
foreach (DataRow dr in dsSrc.Tables[0].Rows)
{
if (dr["xpath"].ToString().Trim() != "")
{
DateTime removedatetime = DateTime.Now;
try
{
removedatetime = Convert.ToDateTime(dr["removedatetime"].ToString().Trim());
}
catch
{
;
}
if (removedatetime > cachefilenewchange.AddSeconds(-2))
{
string xpath = dr["xpath"].ToString().Trim();
instance.RemoveObject(xpath, false);
}
}
}
cachefileoldchange = cachefilenewchange;
dsSrc.Dispose();
}
}
}
return instance;
}
private static void Timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
//检查并移除相应的缓存项
instance = CachesFileMonitor.CheckAndRemoveCache(instance);
}
/// <summary>
/// 前台版块列表弹出菜单
/// </summary>
/// <param name="usergroupid">用户组id</param>
/// <param name="userid">当前用户id</param>
/// <param name="extname">扩展名称</param>
/// <returns>版块列表弹出菜单</returns>
public static string GetForumListMenuDivCache(int usergroupid, int userid, string extname)
{
Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();
string str = cache.RetrieveObject("/ForumListMenuDiv") as string;
if (str != null)
{
return(str);
}
StringBuilder sb = new StringBuilder();
ForumInfo[] foruminfoarray = Forums.GetForumList();
if (foruminfoarray.Length > 0)
{
sb.Append("<div class=\"popupmenu_popup\" id=\"forumlist_menu\" style=\"overflow-y: auto; display:none\">");
foreach (ForumInfo info in foruminfoarray)
{
if (info.Layer >= 0 && info.Layer <= 1 && info.Status == 1)
{
//判断是否为私密论坛
if (info.Viewperm != "" && !Utils.InArray(usergroupid.ToString(), info.Viewperm))
{
//
}
else
{
if (info.Layer == 0)
{
sb.Append("<dl>");
sb.Append("<dt>");
sb.Append("<a href=\"");
sb.Append(Urls.ShowForumAspxRewrite(info.Fid, 0));
sb.Append("\">");
sb.Append(info.Name);
sb.Append("</a></dt>");
sb.Append("<dd><ul>");
foreach (ForumInfo forum in foruminfoarray)
{
if (int.Parse(forum.Parentidlist.Split(',')[0]) == info.Fid && forum.Layer == 1)
{
sb.Append("<li><a href=\"");
sb.Append(Urls.ShowForumAspxRewrite(forum.Fid, 0));
sb.Append("\">");
sb.Append(forum.Name);
sb.Append("</a></li>");
}
}
sb.Append("</ul></dd>");
sb.Append("</dl>");
}
}
}
}
}
sb.Append("</div>");
str = sb.ToString().Replace("<dd><ul></ul></dd>", "");
cache.AddObject("/ForumListMenuDiv", str);
return(str);
}
/// <summary>
/// 单体模式返回当前类的实例
/// </summary>
/// <returns></returns>
public static DNTCache GetCacheService()
{
if (instance == null)
{
lock (lockHelper)
{
if (instance == null)
{
instance = new DNTCache();
}
}
}
return instance;
}
