Thursday, September 1, 2011

People Search in Silverlight WebPart



Step1: File->New Project->Silverlight->Silverlight Application->SP_SilverligetApplication1
(Name)->click OK

Pleas make sure check the box "Host the silverlight application in a new web site"->Click OK

Step2: Right clink on SP_SilverlightApplication1->Add service referece->Address as type "http://servername/_vti_bin/People.asmx"->click on "Go" and select an service "People" and give namespace as "PeopleWS"

Step3: Open SP_SilverlightApplication1->MainPage.xml and type following code.

<UserControl x:Class="SP_SilverlightApplication1.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d"
    d:DesignHeight="240" d:DesignWidth="280">
    <Grid x:Name="LayoutRoot" Background="White">
        <Border BorderThickness="4" BorderBrush="Black">
            <Grid>
                <Grid.RowDefinitions>
                    <RowDefinition Height="30" />
                    <RowDefinition Height="145" />
                    <RowDefinition Height="25" />
                    <RowDefinition Height="*" />
                </Grid.RowDefinitions>
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="*" />
                </Grid.ColumnDefinitions>
                <StackPanel Grid.Row="0" Orientation="Horizontal" Margin="3" VerticalAlignment="Top">
                    <TextBlock HorizontalAlignment="Left" Name="textBlock1" Text="Search:" VerticalAlignment="Center" />
                    <TextBox x:Name="SearchTxt" Width="200" KeyUp="SearchTxt_KeyUp" />
                    <Button x:Name="SearchBtn" Click="SearchBtn_Click">
                        <Image Source="/SilverSite;component/Images/search32x32.png" Width="16" Height="16" />                    </Button>
                </StackPanel>
                <StackPanel Grid.Row="1" Orientation="Vertical" HorizontalAlignment="Left" Margin="3">
                    <ListBox x:Name="ResultsLst" Width="265" Height="135" />
                </StackPanel>
                <StackPanel Grid.Row="2" Orientation="Horizontal" Margin="3">
                    <Button x:Name="AddNameBtn" Content="Add ->" Click="AddNameBtn_Click" />
                    <TextBlock x:Name="UserNameTxt" Width="143" Padding="5" VerticalAlignment="Center" />
                </StackPanel>
                <StackPanel Grid.Row="3" Orientation="Horizontal" Margin="3" HorizontalAlignment="Right">
                    <Button x:Name="OKBtn" Content="OK" Width="75" Click="OKBtn_Click" Height="20" Padding="3" />
                    <Button x:Name="CancelBtn" Content="Cancel" Width="75" Height="20" Padding="3" Click="CancelBtn_Click" />
                </StackPanel>
            </Grid>
        </Border>
    </Grid>
</UserControl>

Step4: open SP_SilverlightApplication1->MainPage.xaml.cs and type the following code.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Controls.Primitives;
using System.Diagnostics;


namespace SP_SilverlightApplication1
{
    public partial class MainPage : UserControl
    {
        public string HostName { get; set; }
        public string SelectedAccountName { get; set; }
        public MainPage HostControl { get; set; }
        public enum AddressType
        {
            Primary,
            Secondary
        }
        public AddressType PickerAddressType { get; set; }
        private class PickerEntry
        {
            public string DisplayName { get; set; }
            public string AccountName { get; set; }
            public PickerEntry() { }
            public PickerEntry(string displayName, string accountName)
            {
                this.DisplayName = displayName;
                this.AccountName = accountName;
            }
            public override string ToString()
            {
                return this.DisplayName;
            }
        }
        public MainPage()
        {
            InitializeComponent();
            UserNameTxt.TextDecorations = TextDecorations.Underline;
        }       
        private void OKBtn_Click(object sender, RoutedEventArgs e)
        {
            //make sure a value was selected
            if (string.IsNullOrEmpty(UserNameTxt.Text))
            {
                MessageBox.Show("You must select a user before clicking OK; if you wish to " +
                    "cancel this operation then click the Cancel button.", "Select User",
                    MessageBoxButton.OK);
                CancelBtn.Focus();
                return;
            }
            //plug in the values
            if (PickerAddressType == AddressType.Primary)
            {
                HostControl.PrimaryAdmin = SelectedAccountName;
                HostControl.PrimaryDisplayName = UserNameTxt.Text;
            }
            else
            {
                HostControl.SecondaryAdmin = SelectedAccountName;
                HostControl.SecondaryDisplayName = UserNameTxt.Text;
            }

            CloseDialog();
        }
        private void CloseDialog()
        {
            //clear out selections for next time
            SearchTxt.Text = string.Empty;
            UserNameTxt.Text = string.Empty;
            ResultsLst.Items.Clear();

            //cast the parent to popup and close; don't set visibility or it
            //causes more code the next time you want to open it up
            Popup p = (Popup)this.Parent;
            p.IsOpen = false;          
        }
        private void SearchBtn_Click(object sender, RoutedEventArgs e)
        {
            //make sure a search value was entered
            if (string.IsNullOrEmpty(SearchTxt.Text))
            {
                MessageBox.Show("You must enter a search term.", "Missing Search Term",
                    MessageBoxButton.OK);
                SearchTxt.Focus();
                return;
            }
            try
            {
                //change the cursor to hourglass
                this.Cursor = Cursors.Wait;
               
                //the main control has code like this to get the HostName
                //get info on the current host
                //string curUrl = HtmlPage.Document.DocumentUri.AbsoluteUri.ToString();

                //get the host name; note that this assumes the user has rights to the root site
                //site collection; that may not be true in your scenario
                //Uri curUri = new Uri(curUrl);
                //HostName = curUri.Scheme + "://" + curUri.Host + ":" + curUri.Port.ToString();
                //set the search request
                PeopleWS.PeopleSoapClient ps = new PeopleWS.PeopleSoapClient();
                //use the host name property to configure the request against the site in
                //which the control is hosted
                ps.Endpoint.Address =
                    new System.ServiceModel.EndpointAddress(HostName + "/_vti_bin/People.asmx");

                //create the handler for when the call completes
                ps.SearchPrincipalsCompleted +=
                    new EventHandler<PeopleWS.SearchPrincipalsCompletedEventArgs>(ps_SearchPrincipalsCompleted);               
                //execute the search
                ps.SearchPrincipalsAsync(SearchTxt.Text, 50, PeopleWS.SPPrincipalType.User);
            }
            catch (Exception ex)
            {
                //ERROR LOGGING HERE
                Debug.WriteLine(ex.Message);

                MessageBox.Show("There was a problem executing the search; please try again " +
                    "later or contact your Help Desk if the problem continues.", "Search Error",
                    MessageBoxButton.OK);
                //reset cursor
                this.Cursor = Cursors.Arrow;
            }
        }
        void ps_SearchPrincipalsCompleted(object sender, PeopleWS.SearchPrincipalsCompletedEventArgs e)
        {
            try
            {
                if (e.Error != null)
                    MessageBox.Show("An error was returned: " + e.Error.Message, "Search Error",
                        MessageBoxButton.OK);
                else
                {
                    System.Collections.ObjectModel.ObservableCollection<PeopleWS.PrincipalInfo>
                        results = e.Result;
                    //clear the search results listbox
                    ResultsLst.Items.Clear();
                    foreach (PeopleWS.PrincipalInfo pi in results)
                    {
                        ResultsLst.Items.Add(new PickerEntry(pi.DisplayName, pi.AccountName));
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show("There was an error processing the search results: " + ex.Message,
                    "Search Error", MessageBoxButton.OK);
            }
            finally
            {
                //reset cursor
                this.Cursor = Cursors.Arrow;
            }
        }
        private void AddNameBtn_Click(object sender, RoutedEventArgs e)
        {
            //see if an item is selected
            if ((ResultsLst.Items.Count == 0) || (ResultsLst.SelectedItem == null))
            {
                MessageBox.Show("You must run a search and select a name first.",
                    "Add User Error", MessageBoxButton.OK);
                return;
            }

            AddPickerEntry();
        }
        private void AddPickerEntry()
        {
            //cast the selected name as a PickerEntry
            PickerEntry pe = (PickerEntry)ResultsLst.SelectedItem;
            UserNameTxt.Text = pe.DisplayName;
            SelectedAccountName = pe.AccountName;
        }

        private void CancelBtn_Click(object sender, RoutedEventArgs e)
        {
            CloseDialog();
        }
        private void SearchTxt_KeyUp(object sender, KeyEventArgs e)
        {
            if (e.Key == Key.Enter)
                SearchBtn_Click(sender, new RoutedEventArgs());
        }

        public string PrimaryAdmin { get; set; }
        public string PrimaryDisplayName { get; set; }
        public string SecondaryAdmin { get; set; }
        public string SecondaryDisplayName { get; set; }
    }
}

Step5: Right Click SP_SilverlightApplication->Properties->Build->Output->Output path->"C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\14\TEMPLATE\LAYOUTS\ClientBin\silverlight\"

save all and build the solution

Step6: go to sharepoint application and edit any page and add a silverlight webpart from Categories->Media and Content->Silverlight web part->Add->Url->"_LAYOUTS/ClientBin/silverlight/SP_SilverlightApplication1.xap"->click OK.

Setp7: Test the Application






No comments:

Post a Comment