helpcenter/Web/Search.aspx

<%@ Page Title="" Language="C#" MasterPageFile="~/Masters/HelpCenter.master" %>

<%@ Import Namespace="System.Net" %>
<%@ Import Namespace="Newtonsoft.Json" %>
<%@ Import Namespace="Newtonsoft.Json.Linq" %>
<%@ Register Namespace="TeamLab.Controls" Assembly="__Code" TagPrefix="cc" %>
<%@ Import Namespace="System.Linq" %>
<%@ Assembly Name="GoogleSearchAPI" %>

<script runat="server">
    public class WebResult : Google.API.Search.IWebResult
    {
        public string CacheUrl { get; set; }
        public string Content { get; set; }
        public string Title { get; set; }
        public string Url { get; set; }
        public string VisibleUrl { get; set; }
    }

    protected System.Collections.Generic.IEnumerable<Google.API.Search.IWebResult> Results { get; set; }
    protected Regex Highlite;

    class SearchResultComparer : System.Collections.Generic.IEqualityComparer<Google.API.Search.IWebResult>
    {
        // Products are equal if their names and product numbers are equal.
        public bool Equals(Google.API.Search.IWebResult x, Google.API.Search.IWebResult y)
        {

            //Check whether the compared objects reference the same data.
            if (Object.ReferenceEquals(x, y)) return true;

            //Check whether any of the compared objects is null.
            if (Object.ReferenceEquals(x, null) || Object.ReferenceEquals(y, null))
                return false;

            //Check whether the products' properties are equal.
            return x.Url == y.Url;
        }

        // If Equals() returns true for a pair of objects 
        // then GetHashCode() must return the same value for these objects.

        public int GetHashCode(Google.API.Search.IWebResult result)
        {
            //Check whether the object is null
            if (Object.ReferenceEquals(result, null)) return 0;

            //Calculate the hash code for the product.
            return result.Url.GetHashCode();
        }

    }

    private void Page_Load(object sender, System.EventArgs e)
    {
        var query = Request["text"];

        if (!string.IsNullOrEmpty(query))
        {
            try
            {
                Highlite = new Regex(query.ToLowerInvariant(), RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace);

                var url = String.Format(ConfigurationManager.AppSettings["google.search.url"] + "?cx={0}&key={1}&hl={2}&q={3}",
                                        HttpUtility.HtmlEncode(ConfigurationManager.AppSettings["google.search.cx"]),
                                        HttpUtility.HtmlEncode(ConfigurationManager.AppSettings["google.search.key"]),
                                        HttpUtility.HtmlEncode(LanguageProvider.GetCurrentCulture().TwoLetterISOLanguageName),
                                        HttpUtility.HtmlEncode(query));

                using (var webClient = new WebClient())
                {
                    webClient.Encoding = Encoding.UTF8;
                    var response = webClient.DownloadString(url);
                    var jsonObj = JObject.Parse(response);
                    var items = jsonObj.Value<JArray>("items");
                    if (items != null)
                    {
                        Results = items.Select(itemObj => new WebResult
                            {
                                Content = itemObj.Value<string>("snippet"),
                                Title = itemObj.Value<string>("title"),
                                Url = itemObj.Value<string>("link")
                            }).Distinct(new SearchResultComparer());
                    }
                }
            }
            catch (Exception ex)
            {
                log4net.LogManager.GetLogger("ASC").Error(ex);
            }
        }
        else
        {
            Results = new Google.API.Search.IWebResult[0];
        }
    }

    private string SelectAddress(string language)
    {
        return language.Equals("en", StringComparison.OrdinalIgnoreCase) ? "" : (language + "/");
    }
    
</script>

<asp:Content ID="Content1" ContentPlaceHolderID="MainContent" runat="Server">
    <noindex>

    <%--set current menu--%>

<div class="InnerPage search">
	<div class="undertop">
		<div class="Breads">
			<cc:LocalizeContent runat="Server" ControlName="~/Controls/Help/VariousControls/TopControls/TopHelpCenter/TopHelpCenter.ascx"/>
			<cc:LocalizeContent runat="Server" ControlName="~/Controls/Help/VariousControls/TopControls/SearchResultsTop/SearchResultsTop.ascx"/>
		</div>
	</div>
	<div class="innerblue">
		<div class="description searchpage">
                <cc:LocalizeContent runat="Server" ControlName="~/Controls/Help/VariousControls/SearchLine/SearchLine.ascx" />
			<div class="menuleft">
				<cc:LocalizeContent runat="Server" ControlName="~/Controls/Help/VariousControls/SearchLine/SearchLine.ascx"/>
				<cc:LocalizeContent runat="Server" ControlName="~/Controls/Help/VariousControls/HelpLinks/HelpLinks.ascx"/>
			</div>
 <cc:LocalizeContent runat="Server" ControlName="~/Controls/Help/Search.ascx" />
 
<div class="searchResult">
<%if (Results == null || Results.Count() == 0)
  { %>
  <h1><%=HttpUtility.HtmlEncode(((Page as BasePage).HelpCenter as HelpCenterModel).NoResults)%></h1>
<%}
  else
  { %>
  <ol>
  <%foreach (var result in Results)
    { %>
        <li>
            <h2><a href="<%=result.Url%>"><%=HttpUtility.HtmlEncode(result.Title) %></a></h2>
            <p><%=Highlite.Replace(HttpUtility.HtmlEncode(result.Content), new MatchEvaluator(x => string.Format("<span>{0}</span>", x.Value)))%></p>
        </li>
  <%} %>
  </ol>
<%} %>
</div>
		</div>
		<div class="clearFix"></div>
	</div>
</div>
</noindex>
</asp:Content>