Set-ThumbnailPhotoGUI.ps1

if ([threading.thread]::CurrentThread.ApartmentState.ToString() -eq 'MTA') {
    Write-Error "This script requires PowerShell to run in Single-Threaded Apartment. Please run powershell.exe with parameter -STA"
    Exit
}

# Import XAML GUI
Add-Type -AssemblyName PresentationFramework
[xml]$XAML = '
    <Window
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="Change AD Photo Thumbnail" Height="312" Width="525" ResizeMode="NoResize">
        <Grid x:Name="list1" Margin="0" Height="280">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="148*"/>
                <ColumnDefinition Width="86*"/>
                <ColumnDefinition Width="151*"/>
                <ColumnDefinition Width="134*"/>
            </Grid.ColumnDefinitions>
            <Grid.RowDefinitions>
                <RowDefinition Height="53*"/>
                <RowDefinition Height="142*"/>
                <RowDefinition Height="85"/>
            </Grid.RowDefinitions>
            <TextBox x:Name="txtSearch" Margin="10,15.04,0,0" HorizontalAlignment="Left" VerticalAlignment="Top" Width="363" Text="Search for user by SamAccountName Here.." Grid.ColumnSpan="3" Height="21.96"/>
            <Button x:Name="btnSearch" Content="Search" HorizontalAlignment="Right" VerticalAlignment="Top" Width="111" Margin="0,15.04,10,0" FontFamily="./#Segoe UI" Grid.Column="3" Height="21.96"/>
            <Label Content="Surname:" Height="26" Margin="3,40,8,0" HorizontalContentAlignment="Right" VerticalAlignment="Top" Grid.Row="1" Grid.Column="1" BorderBrush="Black" BorderThickness="0"/>
            <Label x:Name="lblSn" Content="" Height="26" VerticalAlignment="Top" Margin="10,40,10,0" Grid.Row="1" Grid.Column="2" Grid.ColumnSpan="2" BorderBrush="Black" BorderThickness="0"/>
            <Label Content="UsrPName:" Height="25" Margin="3,71,8,0" HorizontalContentAlignment="Right" VerticalAlignment="Top" Grid.Row="1" Grid.Column="1" BorderBrush="Black" BorderThickness="0"/>
            <Label x:Name="lblUPN" Content="" Height="25" VerticalAlignment="Top" Margin="10,71,10,0" Grid.Row="1" Grid.Column="2" Grid.ColumnSpan="2" BorderBrush="Black" BorderThickness="0"/>
            <Label Content="Firstname:" Height="26" Margin="3,9,8,0" HorizontalContentAlignment="Right" VerticalAlignment="Top" Grid.Row="1" Grid.Column="1" BorderBrush="Black" BorderThickness="0"/>
            <Label x:Name="lblGivenName" Content="" Height="26" VerticalAlignment="Top" Margin="10,9,10,0" Grid.Row="1" Grid.Column="2" Grid.ColumnSpan="2" BorderBrush="Black" BorderThickness="0"/>
            <Border BorderBrush="Black" BorderThickness="1" Margin="10,9,10,16" Grid.Row="1">
                <Image x:Name="imgThumb" Margin="2" Grid.Row="1" OpacityMask="#FFF0F0F0"/>
            </Border>
            <Button x:Name="btnImg" Content="Change photo..." Height="32" Margin="16.666,12,19.334,0" VerticalAlignment="Top" IsEnabled="False" BorderThickness="1" Grid.Row="2"/>
            <Label Content="DName:" Height="25" Margin="3,101,8,0" HorizontalContentAlignment="Right" VerticalAlignment="Top" Grid.Row="1" Grid.Column="1" BorderBrush="Black" BorderThickness="0"/>
            <Label x:Name="lblDN" Content="" Height="25" VerticalAlignment="Top" Margin="10,101,10,0" Grid.Row="1" Grid.Column="2" Grid.ColumnSpan="2" BorderBrush="Black" BorderThickness="0"/>
            <Button x:Name="btnApply" Content="Apply" HorizontalAlignment="Right" Margin="0,12,10,0" Width="111" IsEnabled="False" Grid.Row="2" Grid.Column="3" Height="32" VerticalAlignment="Top"/>
            <StatusBar Height="30" Grid.Row="2" VerticalAlignment="Bottom" Grid.ColumnSpan="4" Background="#FFF0F0F0" Margin="0">
                <Label x:Name="lblStatus" Content="Ready.." Width="509" FontSize="10.667" VerticalAlignment="Top"/>
            </StatusBar>
        </Grid>
    </Window>
'

$global:userinfo = @{
    dn = $null
    photo = [byte[]]$null
}

function Invoke-FileBrowser {
    param([string]$Title,[string]$Directory,[string]$Filter="jpeg (*.jpg)|*.jpg")
    [System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms") | Out-Null
    $FileBrowser = New-Object System.Windows.Forms.OpenFileDialog
    $FileBrowser.InitialDirectory = $Directory
    $FileBrowser.Filter = $Filter
    $FileBrowser.Title = $Title
    $Show = $FileBrowser.ShowDialog()
    If ($Show -eq "OK") { Return $FileBrowser.FileName }
}
function Get-LDAPUsers($sam) {
    # Msg
    $lblStatus.Content = "Searching..."

    # Go
    $activeDomain = New-Object DirectoryServices.DirectoryEntry
    $domain = $activeDomain.distinguishedName
    $searcher = [System.DirectoryServices.DirectorySearcher]"[ADSI]LDAP://$domain"
    $searcher.filter = "(&(samaccountname=$sam)(objectClass=user)(objectClass=person))"
    $result = $searcher.findall()

    # Interpret results
    if ($result.count -gt 1) {
        $lblStatus.Content = "More than one user found. Please refine your search."
    } elseif ($result.count -eq 1) {
        # Get info
        $result = $searcher.findone().getDirectoryEntry()
        [pscustomobject]@{
            UserPrincipalName= $result.userprincipalname[0]
            DistinguishedName= $result.distinguishedname[0]
            samAccountName = $result.samaccountname[0]
            Givenname = $result.givenname[0]
            Surname = $result.sn[0]
            ThumbnailPhoto = $result.thumbnailphoto
        }

        # Msg
        $lblStatus.Content = "Found user succesfully."
    } else {
        $lblStatus.Content = "No users found. Please refine your search."
    }
}
function Update-WPFForm($sam) {
   $selecteduser = Get-LDAPUsers $sam
   if ($selecteduser) {
        $global:userinfo.dn = $selecteduser.DistinguishedName
        $global:userinfo.photo = [byte[]]$($selecteduser.thumbnailphoto)

        $lblGivenName.Content = $selecteduser.GivenName
        $lblSN.Content = $selecteduser.SurName
        $lblUPN.Content = $selecteduser.UserPrincipalName
        $txtSearch.Text = $selecteduser.SamAccountName
        $imgThumb.Source = $global:userinfo.photo
        $btnImg.IsEnabled = $true

        # Check and concat the DN
        $dn = $global:userinfo.dn
        if (($global:userinfo.dn).length -gt 38) {
            $dn = "$(($dn).substring(0,38)).."
            $lblDN.Content = $dn
            $lblDN.Tooltip = $global:userinfo.dn
        } else {
            $lblDN.Content = $dn
        }
    }
}

#region GUI
    $reader=(New-Object System.Xml.XmlNodeReader $xaml)
    $window=[Windows.Markup.XamlReader]::Load($reader)

    $btnSearch = $window.FindName("btnSearch")
    $btnImg = $window.FindName("btnImg")
    $btnApply = $window.FindName("btnApply")
    $txtSearch = $window.FindName("txtSearch")
    $lblGivenName = $window.FindName("lblGivenName")
    $lblSn = $window.FindName("lblSn")
    $lblUPN = $window.FindName("lblUPN")
    $lblDN = $window.FindName("lblDN")
    $imgThumb = $window.FindName("imgThumb")
    $lblStatus = $window.FindName("lblStatus")
#endregion GUI

#region Events
    #region btnSearchClick
        $btnSearch_click = $btnSearch.add_Click
        $btnSearch_click.Invoke({
            Update-WPFForm($txtSearch.Text)
        })
    #endregion btnSearchClick
    #region btnImgClick
        $btnImg_click = $btnImg.add_Click
        $btnImg_click.Invoke({
            $file = Invoke-FileBrowser -Title "Choose a thumbnail photo" -Filter "Jpeg pictures (*.jpg)|*.jpg"
            if ($file) {
                if ((Get-Item $file).length -gt 10kB) {
                    $lblStatus.Content = "Picture too large. Maximum size is 10 kB."
                } else {
                    $global:userinfo.photo = [byte[]](Get-Content $file -encoding byte)
                    $imgThumb.Source = $global:userinfo.photo
                    $btnApply.IsEnabled = $true
                }
            }
        })
    #endregion btnImgClick
    #region btnApplyClick
        $btnApply_click = $btnApply.add_Click
        $btnApply_click.Invoke({
            $user = New-Object DirectoryServices.DirectoryEntry "LDAP://$($global:userinfo.dn)"
            $user.put("thumbnailPhoto", $global:userinfo.photo)
            $user.setinfo()
            $btnApply.IsEnabled = $false
            Write-Verbose "User $($global:userinfo.dn) updated."
        })
    #endregion btnApplyClick
    #region textChange
        $txtSearch_Change = $txtSearch.add_KeyDown
        $txtSearch_Change.Invoke({
            if ($_.Key -ieq 'Return') {
                Update-WPFForm($txtSearch.Text)
            }
        })
    #endregion textChange
    #region clearOnClick
        $txtSearch_click = $txtSearch.add_GotFocus
        $txtSearch_click.Invoke({
            $txtSearch.Clear()
        })
    #endregion
#endregion Events

$window.ShowDialog() | Out-Null