SharePoint开发 - 自定义导航菜单（三）附其他代码

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LeftNavGroupTemplate.cs

internal class LeftNavGroupTemplate : ITemplate    {        // Fields        private int index;        private string xml;        // Methods        public LeftNavGroupTemplate(string _navXml, int _groupIndex)        {            this.xml = _navXml;            this.index = _groupIndex;        }        public void InstantiateIn(Control container)        {            HtmlGenericControl child = new HtmlGenericControl("div");            child.Style["width"] = "150px";            child.Style["overflow"] = "hidden";            DevExpress.Web.ASPxTreeView.ASPxTreeView view = new DevExpress.Web.ASPxTreeView.ASPxTreeView            {                ID = "tv" + this.index            };            view.Font.Name = "微软雅黑";            view.Font.Size = new FontUnit("12px");            view.TextField = "title";            view.ToolTipField = "title";            view.NavigateUrlField = "url";            view.ImageUrlField = "imgurl";            view.Width = new Unit("100%");            XmlDataSource source = new XmlDataSource            {                ID = Guid.NewGuid().ToString(),                Data = this.xml            };            source.XPath = "/SiteMap/SiteMapNode[" + ((this.index + 1)).ToString() + "]/*";            view.DataSource = source;            view.DataBind();            child.Controls.Add(view);            container.Controls.Add(child);        }    }

Item.cs

[Serializable]    public class Item    {        // Properties        [XmlAttribute]        public string Path { get; set; }        [XmlAttribute]        public string Title { get; set; }        [XmlAttribute]        public string Url { get; set; }    }

GlobalTab.cs

[Serializable]    public class GlobalTab    {        // Methods        public GlobalTab()        {            if (this.ItemCol == null)            {                this.ItemCol = new List<Item>();            }        }        // Properties        [XmlElement("Item")]        public List<Item> ItemCol { get; set; }    }

Config.cs

 internal class Config    {        // Methods        public static GlobalTab Deserialize(string xml)        {            using (MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes(xml)))            {                XmlSerializer serializer = new XmlSerializer(typeof(GlobalTab));                return (GlobalTab)serializer.Deserialize(stream);            }        }        public static XmlDataSource GetDataSource(SPWeb web, NavType navType)        {            XmlDataSource source = new XmlDataSource();            try            {                string innerXml = Load(web, navType);                if (string.IsNullOrEmpty(innerXml))                {                    return source;                }                XmlDocument document = new XmlDocument();                document.LoadXml(innerXml);                if (!web.IsRootWeb && (document.DocumentElement.GetAttribute("Inherited").ToLower() == "true"))                {                    innerXml = LoadParent(web.ParentWeb, navType);                    document.LoadXml(innerXml);                }                if (!web.UserIsSiteAdmin)                {                    XmlNodeList list = document.SelectNodes("//SiteMapNode[@SPGroups]");                    for (int i = 0; i < list.Count; i++)                    {                        string[] strArray = list[i].Attributes["SPGroups"].Value.Split(new char[] { ';' });                        bool flag = false;                        foreach (string groupName in strArray)                        {                            if ((from g in web.Groups.Cast<SPGroup>() select g.Name).Contains<string>(groupName))                            {                                SPGroup group = web.Groups[groupName];                                //flag = (from g in web.CurrentUser.Groups.Cast<SPGroup>() select g.Name).Contains<string>(group.Name);                                flag = group.ContainsCurrentUser;                            }                            if (flag)                            {                                break;                            }                        }                        if (!flag)                        {                            list[i].ParentNode.RemoveChild(list[i]);                        }                    }                }                foreach (XmlNode node in document.SelectNodes("//SiteMapNode[@url]"))                {                    string url = node.Attributes["url"].Value;                    node.Attributes["url"].Value = url.Replace("~site/", SPMIPUtility.GetRelative(web));                }                innerXml = document.InnerXml;                source.Data = innerXml;                source.XPath = "/SiteMap/*";                source.DataBind();                source.EnableCaching = false;            }            catch (Exception exception)            {                SPMIPTrace.WriteError("SPMIPNavigation", exception);            }            return source;        }        public static string Load(SPWeb web, NavType navType)        {            string str = null;            try            {                StreamReader reader;                SPList settingList = SPMIPUtility.CheckSettingList("SPMIPSetting");                switch (navType)                {                    case NavType.Top:                        {                            SPFile topNavSettingFile = settingList.RootFolder.Files["TopNav.xml"];                            if (topNavSettingFile.Exists)                            {                                using (reader = new StreamReader(topNavSettingFile.OpenBinaryStream()))                                {                                    str = reader.ReadToEnd();                                }                            }                            break;                        }                    case NavType.Left:                        {                            SPFile leftNavSettingFile = settingList.RootFolder.Files["LeftNav.xml"];                            if (leftNavSettingFile.Exists)                            {                                using (reader = new StreamReader(leftNavSettingFile.OpenBinaryStream()))                                {                                    str = reader.ReadToEnd();                                }                            }                            break;                        }                }                return str;            }            catch (Exception exception)            {                SPMIPTrace.WriteError("SPMIPNavigation", exception);                return str;            }        }        public static string LoadParent(SPWeb web, NavType navType)        {            if (web == null)            {                return null;            }            string str = null;            try            {                str = Load(web, navType);                if (!string.IsNullOrEmpty(str))                {                    return str;                }                return LoadParent(web.ParentWeb, navType);            }            catch            {                return LoadParent(web.ParentWeb, navType);            }        }        public static string Serialize(GlobalTab _class)        {            using (MemoryStream stream = new MemoryStream())            {                XmlSerializer serializer = new XmlSerializer(typeof(GlobalTab));                XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();                namespaces.Add(string.Empty, string.Empty);                serializer.Serialize(stream, _class, namespaces);                stream.Position = 0;                byte[] buffer = new byte[stream.Length];                stream.Read(buffer, 0, buffer.Length);                return Encoding.UTF8.GetString(buffer);            }        }        // Nested Types        public enum NavType        {            Top,            Left        }    }