C# HtmlDocument.CreateElement方法代码示例

 public void CreateElement()
 {
     var doc = new HtmlDocument();
     var a = doc.CreateElement("a");
     Assert.AreEqual("a", a.Name);
     Assert.AreEqual(a.NodeType, HtmlNodeType.Element);
 }

 public void AddImageNode(HtmlDocument htmlDoc,HtmlNode new_node,string image_source)
 {
     //<img src=\"{1}\" style=\"height:100%;width:100%;\"/>
     HtmlNode image_node = htmlDoc.CreateElement("img");
     HtmlAttribute src_attr = htmlDoc.CreateAttribute("src", image_source);
     image_node.Attributes.Append(src_attr);
     HtmlAttribute style_attr = htmlDoc.CreateAttribute("style", "height:100%;width:100%;");
     image_node.Attributes.Append(style_attr);
     new_node.AppendChild(image_node);
 }

        public void Test_Constructing_Node_With_Single_Attribute()
        {
            var doc = new HtmlDocument();
            var a = doc.CreateElement("a");
            a.SetAttributeValue("href", "foo");
            a.InnerHtml = "foo";

            doc.DocumentNode.AppendChild(a);

            Assert.AreEqual("<a href=\"foo\">foo</a>", doc.Save());
        }

//.........这里部分代码省略.........
                    break;
                }

            if((bool)State["IsProduction"])
                 customInitScript.Append("\tvar is_production = true;\n");
            else
                customInitScript.Append("\tvar is_production = false;\n");

            string device_type = x_util.GetAppDeviceType(State);
            if (device_type == Constants.IPAD || device_type == Constants.ANDROID_TABLET)
                customInitScript.Append("\tvar does_background_image_exist = false;\n");
            else
                customInitScript.Append("\tvar does_background_image_exist = true;\n");

            if (DS.DoesAppUseGoogleSpreadsheets(State))
            {
                customInitScript.Append("\tvar doesAppUseGoogleSpreadsheets = true;\n");
                customInitScript.Append("\tvar isGoogleDataLoaded = false;\n");
                customInitScript.Append("google.load('gdata', '2.x');\n");
                customInitScript.Append("google.setOnLoadCallback(onGoogleDataLoad);\n");
                customInitScript.Append("function onGoogleDataLoad() {isGoogleDataLoaded=true;}\n");
            }
            else
            {
                customInitScript.Append("\tvar doesAppUseGoogleSpreadsheets = false;\n");
                customInitScript.Append("\tvar isGoogleDataLoaded = false;\n");
            }

            customInitScript.Append("\tvar latitude;\n");
            customInitScript.Append("\tvar longitude;\n");

            //get app icon
            HtmlNode head_node = root.SelectSingleNode("//head");
            HtmlNode icon_node = htmlDoc.CreateElement("link");
            icon_node.Attributes.Append(htmlDoc.CreateAttribute("rel", "apple-touch-icon"));
            if (device_type == Constants.IPAD || device_type == Constants.ANDROID_TABLET)
            {
                if ((bool)State["IsProduction"] == false)
                {
                    icon_node.Attributes.Append(htmlDoc.CreateAttribute("href", "http://viziapps.s3-website-us-east-1.amazonaws.com/apps/viziapps_icon_ipad.png"));
                }
                else
                {
                    icon_node.Attributes.Append(htmlDoc.CreateAttribute("href", util.GetApplicationIcon(State, application_id, "72")));
                }
            }
            else
            {
                if ((bool)State["IsProduction"] == false)
                {
                    icon_node.Attributes.Append(htmlDoc.CreateAttribute("href", "http://viziapps.s3-website-us-east-1.amazonaws.com/apps/viziapps_icon.jpg"));
                }
                else
                {
                    icon_node.Attributes.Append(htmlDoc.CreateAttribute("href", util.GetApplicationIcon(State, application_id, "57")));
                }
            }

            head_node.AppendChild(icon_node);

            if (device_type == Constants.IPAD || device_type == Constants.ANDROID_TABLET)
            {
                HtmlNode ipad_splash_node = htmlDoc.CreateElement("link");
                ipad_splash_node.Attributes.Append(htmlDoc.CreateAttribute("rel", "apple-touch-startup-image"));
                ipad_splash_node.Attributes.Append(htmlDoc.CreateAttribute("media", "screen and (min-device-width: 481px) and (max-device-width: 1024px) and (orientation:landscape)"));
                if ((bool)State["IsProduction"] == false)

    /// <summary>
    /// Generate Site Map based on Cache Result of the database.
    /// </summary>
    /// <param name="requestParam"></param>
    /// <returns></returns>
    public string GenerateSiteMap(string requestParam)
    {
        int DbNid = -1;
        string RetVal = "false";
        string DefaultLanguageCode = string.Empty;
        DataRow[] drArray = null;
        DataRow[] DataRows = null;
        DataRow[] DataRowsInd = null;
        string SiteMapName = string.Empty;
        string SiteMapData = string.Empty;
        string[] SiteMapDataArray = null;
        string Query = string.Empty;
        bool FirstSitemap = true;
        ArrayList ALAreas = new ArrayList();
        string SectorIndicators = string.Empty;
        string BlockAreaNIds = string.Empty;
        DbNid = int.Parse(requestParam);
        DIConnection ObjDIConnection = null;
        string SiteMapHtmlPagePath;
        string FinalAreaNids = string.Empty;
        HtmlDocument HtmDocument = null;
        StringBuilder SbSiteMapSectors = new StringBuilder();
        ObjDIConnection = Global.GetDbConnection(DbNid);
        DataTable DTAreas = null;
        DataTable DTBlockAreasParent = null;
        DataTable DTBlockAreas = null;
        DataTable DTCacheData = null;//ObjDIConnection.ExecuteDataTable("SP_GET_SITEMAP_DATA", CommandType.StoredProcedure, new List<DbParameter>());

        //Get Default Indicators and Areas
        //DataTable DefaultIndicators = Global.GetDefaultIndicator(Global.GetDefaultDbNId());
        DefaultLanguageCode = Global.GetDefaultLanguageCode();

        DataTable DefaultIndicators = GetDefaultIndicators(DefaultLanguageCode, Query, ObjDIConnection);
        DataTable DefaultAreas = GetDefaultAreas(ref DefaultLanguageCode, ref Query, ALAreas, ref BlockAreaNIds, ObjDIConnection, ref DTAreas, ref DTBlockAreasParent, ref DTBlockAreas);
        DataTable DTIndArea = MakeIndAreaTable(DefaultIndicators, DefaultAreas);

        Query = "SELECT DISTINCT IC.IC_Name,IC.IC_NId,IUS.Indicator_NId from ut_indicator_classifications_" + DefaultLanguageCode + " IC,ut_indicator_unit_subgroup IUS,ut_ic_ius ICIUS WHERE IC.IC_NId = ICIUS.IC_NId AND ICIUS.IUSNId = IUS.IUSNId AND IC.IC_Type='SC' AND IC.IC_Parent_NId ='-1'";
        DataTable DTIndicatorSector = ObjDIConnection.ExecuteDataTable(Query);
        if (DTIndicatorSector.Rows.Count == 1)
        {
            Query = "SELECT DISTINCT IC.IC_Name,IC.IC_NId,IUS.Indicator_NId from ut_indicator_classifications_" + DefaultLanguageCode + " IC,ut_indicator_unit_subgroup IUS,ut_ic_ius ICIUS WHERE IC.IC_NId = ICIUS.IC_NId AND ICIUS.IUSNId = IUS.IUSNId AND IC.IC_Type='SC' AND IC.IC_Parent_NId IN(SELECT IC_NId from ut_indicator_classifications_en where IC_Parent_NId='-1') ";
            DTIndicatorSector = ObjDIConnection.ExecuteDataTable(Query);
        }
        //Get Sectors List.
        DataTable DTSector = DTIndicatorSector.DefaultView.ToTable(true, "IC_NId", "IC_Name");

        FileInfo ScriptFile = new FileInfo(Path.Combine(HttpContext.Current.Request.PhysicalApplicationPath, Global.DropNCreateSitemapURLTable));
        string DbScripts = ScriptFile.OpenText().ReadToEnd();
        // Execute script file to check and create database schema
        ObjDIConnection.ExecuteNonQuery(DbScripts);

        XmlDocument XMLPDoc = new XmlDocument();
        XmlNode declaration = XMLPDoc.CreateNode(XmlNodeType.XmlDeclaration, null, null);
        XMLPDoc.AppendChild(declaration);
        XmlElement URLSet = XMLPDoc.CreateElement("sitemapindex");
        XMLPDoc.AppendChild(URLSet);

        URLSet.SetAttribute("xmlns", "http://www.sitemaps.org/schemas/sitemap/0.9");
        URLSet.SetAttribute("xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance");
        URLSet.SetAttribute("xsi:schemaLocation", "http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/siteindex.xsd");

        #region "-- SiteMapHtml"

        // Create Html Document object
        HtmDocument = new HtmlDocument();
        // Get Site Map Html File Path
        SiteMapHtmlPagePath = Path.Combine(HttpContext.Current.Request.PhysicalApplicationPath, Constants.FileName.SitemapHtmlPage);

        if (File.Exists(SiteMapHtmlPagePath))
        {
            File.Delete(SiteMapHtmlPagePath);
        }

        // Load Html Document
        HtmDocument.LoadHtml("");
        // Create Main Div For Data

        // Crate Main Div for Data
        HtmlNode DivMain;
        HtmlNode DivSectorContainer;
        DivMain = HtmDocument.CreateElement("div");
        DivMain.SetAttributeValue("id", "DivMain_Container");
        //  DivMain.ChildNodes.Append(.Add("innerHtml", "Data");

        DivSectorContainer = HtmDocument.CreateElement("div");
        DivSectorContainer.SetAttributeValue("id", "DivSectorContainer");
        DivSectorContainer.SetAttributeValue("class", "sitemap");

        #endregion
        StringBuilder SbSectorInnerLinks = new StringBuilder();
        try
        {
            //Add IUS data Links
            foreach (DataRow dr in DTSector.Rows)
            {
//.........这里部分代码省略.........

    public string GetAppPage(Hashtable State, string page_name)
    {
        try
        {
            XmlDocument xmlDoc = GetStagingAppXml(State);

            //get background image
            XmlNode configuration_node = xmlDoc.SelectSingleNode("//configuration");
            XmlNode background_node = configuration_node.SelectSingleNode("background");
            if (background_node == null)
            {
                background_node = CreateNode(xmlDoc, configuration_node, "background");
            }
            XmlNode background_image_node = background_node.SelectSingleNode("image_source");
            if (background_image_node == null)
            {
                background_image_node = CreateNode(xmlDoc, background_node, "image_source", "https://s3.amazonaws.com/MobiFlexImages/apps/images/backgrounds/standard_w_header_iphone.jpg");
            }
            string background_image = background_image_node.InnerText;
            if (background_image.Contains("s3.amazonaws.com"))
            {
                if (State["SelectedDeviceType"].ToString() == Constants.ANDROID_PHONE)
                    background_image = background_image.Replace("_iphone.", "_android.");
                State["BackgroundImageUrl"] = background_image;
            }
            else
            {
                background_image = background_image.Substring(background_image.LastIndexOf("/") + 1);
                if (State["SelectedDeviceType"].ToString() == Constants.ANDROID_PHONE)
                    background_image = background_image.Replace("_iphone.", "_android.");

                State["BackgroundImageUrl"] = "https://s3.amazonaws.com/MobiFlexImages/apps/images/backgrounds/" + background_image;
            }

            XmlNode page_name_node = xmlDoc.SelectSingleNode("//pages/page/name[.  ='" + page_name + "']");
            if (page_name_node == null)
                return "";

            double y_factor = 1.0D;
            Util util = new Util();
            //if (State["SelectedDeviceType"].ToString() != State["SelectedDeviceView"].ToString())
            //{
           //     y_factor = util.GetYFactor(State);
           // }

            XmlNode page_node = page_name_node.ParentNode;
            XmlNode fields_node = page_node.SelectSingleNode("fields");
            if(fields_node == null)
                return "";

            XmlNodeList field_list = page_node.SelectSingleNode("fields").ChildNodes;
            HtmlDocument htmlDoc = new HtmlDocument();
            HtmlNode root = htmlDoc.DocumentNode;
            foreach (XmlNode field in field_list)
            {
                try
                {
                    //restrict certain cross use fields
                    if (State["SelectedAppType"].ToString() == Constants.NATIVE_APP_TYPE)
                    {
                        if (field.Name == "html_panel")
                            continue;
                    }

                    HtmlNode new_node = htmlDoc.CreateElement("div");
                    Hashtable field_map = ParseXmlToHtml(field);
                    SetCommonHtmlAttributes(htmlDoc, new_node, field_map, y_factor, field.Name);
                    HtmlAttribute title_attr = htmlDoc.CreateAttribute("title");
                    switch (field.Name)
                    {
                        case "image"://"<div title=\"MobiFlex Image\" id=\"{0}\"  type=\"get\" style=\"{2}\" ><img src=\"{1}\" style=\"height:100%;width:100%;\"/></div>"
                            title_attr.Value = "MobiFlex Image";
                            string image_url = field_map["image_source"].ToString();
                            if (!field_map.ContainsKey("width")) //the xml does not have the width and height so use the width and height of the actual image
                            {
                                Size size = util.GetImageSize(image_url);
                                if (size != null)
                                {
                                    new_node.Attributes["style"].Value += "width:" + size.Width.ToString() + "px;height:" + size.Height.ToString() + "px;";
                                }
                            }
                            AddImageNode(htmlDoc, new_node, image_url);
                            break;
                        case "audio"://<div title=\"MobiFlex Audio\" id=\"{0}\" source=\"{1}\" style=\"{2}\"  ><img src=\"images/editor_images/audio_field.png\" style=\"height:100%;width:100%;\"/></div>"
                            title_attr.Value = "MobiFlex Audio";
                            HtmlAttribute audio_source_attr = htmlDoc.CreateAttribute("source", field_map["audio_source"].ToString());
                            new_node.Attributes.Append(audio_source_attr);
                            AddImageNode(htmlDoc, new_node, "images/editor_images/audio_field.png");
                            break;
                        case "label": //"<div title=\"MobiFlex Label\" id=\"{0}\" style=\"{2}\" >{1}<img class=\"spacer\" src=\"images/spacer.gif\" style=\"position:relative;top:-16px;width:100%;height:100%\" /></div>"
                            title_attr.Value = "MobiFlex Label";
                            new_node.InnerHtml = field_map["text"].ToString();

                            //<img class=\"spacer\" src=\"images/spacer.gif\" style=\"position:relative;top:-16px;width:100%;height:100%\" />
                            HtmlNode label_img_node = htmlDoc.CreateElement("img");
                            HtmlAttribute label_img_src_attr = htmlDoc.CreateAttribute("src", "images/spacer.gif");
                            label_img_node.Attributes.Append(label_img_src_attr);

                            int label_font_size = -Convert.ToInt32(field_map["font_size"].ToString());
                            HtmlAttribute label_img_style_attr = htmlDoc.CreateAttribute("style", "position:relative;top:" + label_font_size.ToString() + "px;width:100%;height:100%");
//.........这里部分代码省略.........