/// <summary>
/// 取得栏目树列表对象
/// </summary>
/// <returns>栏目列表</returns>
protected List <Channel> GetChannelTree()
{
if (DesignHelper.IsDesigning)
{
return(DesignRecords);
}
StringBuilder sb = new StringBuilder();
sb.Append("ChannelDataProvider$GetChannelTree$");
sb.AppendFormat("ID:{0}$Url:{1}$", ID, We7Helper.GetChannelUrlFromUrl(Request.RawUrl));
return(CacheRecord.Create("channel").GetInstance <List <Channel> >(sb.ToString(), delegate()
{
channelFlag = false;
List <Channel> mainMenu = GetChannels();
if (MaxTreeClass > 1)
{
foreach (Channel ch in mainMenu)
{
ch.SubChannels = GetSubChannels(ch.ID, 2);
ch.HaveSon = ch.SubChannels != null && ch.SubChannels.Count > 0;
ch.MenuIsSelected = We7Helper.GetChannelUrlFromUrl(Request.RawUrl).ToLower().StartsWith(ch.FullUrl.ToLower());
}
}
channelFlag = true;
return mainMenu;
}));
}
private string GetChannelFullUrl(string level)
{
string channelUrl = "";
if (We7Helper.IsNumber(level))
{
int index = int.Parse(level);
if (index > 0)
{
string url = We7Helper.GetChannelUrlFromUrl(Request.RawUrl);
int pos = 0;
for (int i = 0, temp = 0; i <= index; i++)
{
temp = url.IndexOf("/", pos) + 1;
if (temp == 0)
{
break;
}
else
{
pos = temp;
}
}
url = url.Substring(0, pos);
channelUrl = url;
}
}
return(channelUrl);
}
/// <summary>
/// 根据栏目层数取得栏目Url名称
/// </summary>
/// <param name="level">栏目等级</param>
/// <returns>栏目名称</returns>
public string GetChannelName(string level)
{
string channelName = "default";
if (We7Helper.IsNumber(level))
{
int index = int.Parse(level);
if (index > 0)
{
string url = We7Helper.GetChannelUrlFromUrl(Request.RawUrl);
int pos = 0;
for (int i = 0, temp = 0; i <= index; i++)
{
temp = url.IndexOf("/", pos) + 1;
if (temp == 0)
{
break;
}
else
{
pos = temp;
}
}
url = url.Substring(0, pos);
channelName = ChannelHelper.GetChannelUrlFromUrl(url, Context.Request.ApplicationPath);
}
}
return(channelName);
}
/// <summary>
/// 取得子栏目列表
/// </summary>
/// <param name="channelID">栏目ID</param>
/// <param name="maxClass">最大级别数</param>
/// <returns>栏目列表</returns>
List <Channel> GetSubChannels(string channelID, int maxClass)
{
List <Channel> subList = ChannelHelper.GetChannels(channelID, true);
if (maxClass <= MaxTreeClass && subList != null)
{
foreach (Channel ch in subList)
{
ch.SubChannels = GetSubChannels(ch.ID, maxClass + 1);
ch.HaveSon = ch.SubChannels != null && ch.SubChannels.Count > 0;
ch.MenuIsSelected = We7Helper.GetChannelUrlFromUrl(Request.RawUrl).ToLower().StartsWith(ch.FullUrl.ToLower());
}
}
return(subList);
}
public string GetHtmlTemplateByHandlers(string ColumnMode, string ColumnID, string SearchWord, string SeSearchWord)
{
GeneralConfigInfo gi = GeneralConfigs.GetConfig();
if (gi.StartTemplateMap)
{
HttpContext Context = HttpContext.Current;
string channelUrl = We7Helper.GetChannelUrlFromUrl(Context.Request.RawUrl);
string htmlTemplate = We7Helper.GetParamValueFromUrl(Context.Request.RawUrl, "template");
if (String.IsNullOrEmpty(htmlTemplate))
{
if (channelUrl == "/" && ColumnMode == "")
{
htmlTemplate = GetHtmlTemplatePath("welcome");
if (!File.Exists(HttpContext.Current.Server.MapPath(htmlTemplate)))
{
htmlTemplate = GetHtmlTemplatePath("index");
if (!File.Exists(HttpContext.Current.Server.MapPath(htmlTemplate)))
{
return(GetTemplateByHandlers(ColumnMode, ColumnID, SearchWord, SeSearchWord));
}
}
}
else
{
htmlTemplate = GetHtmlTemplatePath(channelUrl.Trim('/').Trim('\\') + "/" + (String.IsNullOrEmpty(ColumnMode)?"index":ColumnMode));
if (!File.Exists(HttpContext.Current.Server.MapPath(htmlTemplate)))
{
return(GetTemplateByHandlers(ColumnMode, ColumnID, SearchWord, SeSearchWord));
}
}
}
return(htmlTemplate);
}
else
{
return(GetThisHtmlPageTemplate(ColumnMode, ColumnID, SearchWord, SeSearchWord));
}
}
/// <summary>
/// 格式化栏目数据
/// </summary>
/// <param name="list">栏目列表</param>
/// <returns>栏目列表</returns>
protected virtual List <Channel> FormatChannelsData(List <Channel> list)
{
DateTime now = DateTime.Now;
foreach (Channel ch in list)
{
if (ShowToolTip != null && ShowToolTip.Length > 0)
{
ch.Title = ch.Name;
}
if (TitleMaxLength > 0 && ch.Name.Length > TitleMaxLength)
{
ch.Name = ch.Name.Substring(0, TitleMaxLength) + "...";
}
if (We7Helper.GetChannelUrlFromUrl(Request.RawUrl).ToLower().StartsWith(ch.RealUrl.ToLower()))
{
ch.MenuIsSelected = true;
}
}
return(list);
}
/// <summary>
/// 根据配置选择不同的模板选择器
/// </summary>
/// <param name="ColumnMode"></param>
/// <param name="ColumnID"></param>
/// <param name="SearchWord"></param>
/// <param name="SeSearchWord"></param>
/// <returns></returns>
public string GetTemplateByHandlers(string ColumnMode, string ColumnID, string SearchWord, string SeSearchWord)
{
GeneralConfigInfo gi = GeneralConfigs.GetConfig();
if (gi.StartTemplateMap)
{
HttpContext Context = HttpContext.Current;
string channelUrl = We7Helper.GetChannelUrlFromUrl(Context.Request.RawUrl);
string templatePath = We7Helper.GetParamValueFromUrl(Context.Request.RawUrl, "template");
if (string.IsNullOrEmpty(templatePath))
{
if (channelUrl == "/" && ColumnMode == "")
{
templatePath = TemplateMap.GetTemplateFromMap("welcome", channelUrl);
if (string.IsNullOrEmpty(templatePath))
{
templatePath = templatePath = TemplateMap.GetTemplateFromMap("home", channelUrl);
}
}
else
{
templatePath = TemplateMap.GetTemplateFromMap(ColumnMode, channelUrl);
}
if (!string.IsNullOrEmpty(templatePath))
{
GeneralConfigInfo si = GeneralConfigs.GetConfig();
templatePath = GetTemplatePath(si.DefaultTemplateGroupFileName, templatePath);
}
}
return(templatePath);
}
else
{
return(GetThisPageTemplate(ColumnMode, ColumnID, SearchWord, SeSearchWord));
}
}
/// <summary>
/// 获取子栏目列表
/// </summary>
/// <returns>栏目列表</returns>
protected List <Channel> GetChannels()
{
List <Channel> list = new List <Channel>();
if (DesignHelper.IsDesigning)
{
list = DesignRecords;
}
else
{
StringBuilder sb = new StringBuilder();
sb.Append("ChannelDataProvider$GetChannels$");
sb.AppendFormat("ID:{0}$Url:{1}$", ID, We7Helper.GetChannelUrlFromUrl(Request.RawUrl));
list = CacheRecord.Create("channel").GetInstance <List <Channel> >(sb.ToString(), delegate()
{
ChannelQuery query = new ChannelQuery();
if (OrderFields == null || OrderFields == string.Empty)
{
OrderFields = "Index|Asc";
}
query.OrderKeys = OrderFields;
query.State = ArticleStates.Started;
if (ParentID != null && ParentID.Length > 0)
{
query.ParentID = ParentID;
}
else if (Level != null && Level.Length > 0 & We7Helper.IsNumber(Level))
{
query.ParentID = GetParentIDByLevel((int.Parse(Level) - 1).ToString());
}
else
{
query.ParentID = ChannelID;
}
if (Tag != null && Tag.Length > 0)
{
query.Tag = Tag;
}
if (IncludeAllSons)
{
query.IncludeAllSons = true;
}
if (channelFlag && string.IsNullOrEmpty(level))
{
if (ThisChannel == null)
{
ThisChannel = new Channel();
}
ThisChannel.HaveSon = ChannelHelper.HasChild(ChannelID);
if (!ThisChannel.HaveSon && noChildsDisplay)
{
query.ParentID = ThisChannel.ParentID;
}
}
return(ChannelHelper.QueryChannels(query));
});
}
return(list != null?FormatChannelsData(list) : new List <Channel>());
}