(VB.NET) Unpack HTML Email to Files

Unpacks an HTML email into an HTML file and related files (images and style sheets). The links within the HTML are updated to point to the files unpacked and saved to disk.

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Dim email As New Chilkat.Email

Dim success As Boolean
success = email.LoadEml("qa_data/eml/happyHour.eml")
If (success <> True) Then
    Debug.WriteLine(email.LastErrorText)
    Exit Sub
End If


' Is this an HTML email?
If (email.HasHtmlBody() = True) Then

    ' Unpack the HTML to files.  The image and css URLs
    ' in the HTML are modified to point to the files extracted to disk.
    Dim unpackDir As String = "qa_output/emails"
    Dim partsSubdir As String = "images"
    Dim htmlFilename As String = "happyHour.html"
    success = email.UnpackHtml(unpackDir,htmlFilename,partsSubdir)
    If (success <> True) Then
        Debug.WriteLine(email.LastErrorText)
        Exit Sub
    End If


    Debug.WriteLine("Success.")
End If