English Translation of the PowerShell, XAML script to search files in a folder by providing its MD5 hash - Original script by https://github.com/spymobilfon/SearchHashMD5

SearchMD5HASH.ps1

[void][System.Reflection.Assembly]::LoadWithPartialName('presentationframework')
[xml]$XAML = @'
<Window
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"
Title="Search for files by MD5 hash function" Height="350" Width="500" WindowStartupLocation="CenterScreen" Background="White">
<Grid>
<Label Content="Folder or file for search:" HorizontalAlignment="Left" Margin="20,20,0,0" VerticalAlignment="Top"/>
<TextBlock Name="Files" HorizontalAlignment="Left" Margin="20,169,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="400" Height="91"/>
<TextBox Name="Path" HorizontalAlignment="Left" Height="23" Margin="20,51,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="400"/>
<Label Content = "Meaning hash functions MD5 has requested:" HorizontalAlignment = "Left" Margin = "20,79,0,0" VerticalAlignment = "Top" />
<TextBox Name="Hash" HorizontalAlignment="Left" Height="23" Margin="20,110,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="400"/>
<Label Content="Search results:" HorizontalAlignment="Left" Margin="20,138,0,0" VerticalAlignment="Top"/>
<Button Name="Search" Content="Search" HorizontalAlignment="Left" Margin="20,265,0,0" VerticalAlignment="Top" Width="100"/>
<Button Name="Exit" Content="Exit" HorizontalAlignment="Left" Margin="150,265,0,0" VerticalAlignment="Top" Width="100"/>
</Grid>
</Window>
'@

$Reader = (New-Object System.Xml.XmlNodeReader $XAML)
Try {$Form = [Windows.Markup.XamlReader]::Load( $Reader )}
Catch {Write-Host "Unable to load Windows.Markup.XamlReader. Some possible causes for this problem include: .NET Framework is missing PowerShell must be launched with PowerShell -sta, invalid XAML code was encountered."; exit}

$XAML.SelectNodes("//*[@Name]") | %{Set-Variable -Name ($_.Name) -Value $Form.FindName($_.Name)}

$Search.Add_Click({

if (!$Path.Text -or !$Hash.Text) {

[System.Windows.MessageBox]::Show( 'Path or hash not specified.' , 'Error' , 'OK' , 'Error')

} else {

$hashFiles = Get-ChildItem -Path $Path.Text -Recurse | ForEach-Object {Get-FileHash -Path $_.FullName -Algorithm MD5} | Where-Object {$_.Hash -eq $Hash.Text}
$Files.Text = $hashFiles.Path

}

})

$Exit.Add_Click({$Form.Close()})

$Form.ShowDialog() | Out-Null

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