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Visual Basic 6.0 Examples


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(Visual Basic 6.0) Download and Save Email Attachments (POP3)

Downloads emails from a POP3 mailbox and saves all attachments.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

'  The mailman object is used for receiving (POP3)
'  and sending (SMTP) email.
Dim mailman As New ChilkatMailMan

'  Any string argument automatically begins the 30-day trial.
Dim success As Long
success = mailman.UnlockComponent("30-day trial")
If (success <> 1) Then
    Debug.Print mailman.LastErrorText
    Exit Sub
End If

'  Set the POP3 server's hostname
mailman.MailHost = "pop.yourserver.com"

'  Set the POP3 login/password.
mailman.PopUsername = "***"
mailman.PopPassword = "***"

Dim bundle As ChilkatEmailBundle
'  Copy the all email from the user's POP3 mailbox
'  into a bundle object.  The email remains on the server.
'  CopyMail is a reasonable choice for POP3 maildrops that don't have too many
'  emails. For larger mail drops, one might download emails one at a time..
Set bundle = mailman.CopyMail()
If (mailman.LastMethodSuccess <> 1) Then
    Debug.Print mailman.LastErrorText
    Exit Sub
End If

'  The directory path can be relative or absolute.
'  This shows a Windows style directory path.  On other operating systems, the path
'  would be different..
Dim dirPath As String
dirPath = "c:/myAttachments"

Dim bundleIndex As Long
bundleIndex = 0
Dim numMessages As Long
numMessages = bundle.MessageCount
Dim email As ChilkatEmail
Do While (bundleIndex < numMessages)
    Set email = bundle.GetEmail(bundleIndex)

    '  Save all attachments to the specified directory.
    '  The directory is automatically created if it does not yet exist.
    success = email.SaveAllAttachments(dirPath)
    If (success <> 1) Then
        Debug.Print email.LastErrorText
        Exit Sub
    End If

    '  The OverwriteExisting property controls whether already-existing files
    '  are automatically overwritten.  By default, it is set to 1 so that existing
    '  files will be overwritten.

    '  Setting OverwriteExisting = 0 will cause the attachment-saving methods to generate
    '  unique filenames if a file with the same name already exists.  The actual filename(s)
    '  saved will be present by calling GetAttachmentFilename for each attachment *after*
    '  saving.
    '  For example...
    email.OverwriteExisting = 0
    success = email.SaveAllAttachments(dirPath)
    If (success <> 1) Then
        Debug.Print email.LastErrorText
        Exit Sub
    End If

    Dim numAttachments As Long
    numAttachments = email.NumAttachments
    Dim attachIndex As Long
    attachIndex = 0
    Do While (attachIndex < numAttachments)
        '  If the attachment filename was changed to prevent overwriting,
        '  GetAttachmentFilename will return the new filename.
        Debug.Print email.GetAttachmentFilename(attachIndex)
        attachIndex = attachIndex + 1
    Loop

    '  Attachments can also be saved individually.
    attachIndex = 0
    Do While (attachIndex < numAttachments)

        Debug.Print "Original Filename: " & email.GetAttachmentFilename(attachIndex)
        success = email.SaveAttachedFile(attachIndex,dirPath)
        If (success <> 1) Then
            Debug.Print email.LastErrorText
            Exit Sub
        End If

        '  If OverwriteExisting = 1, the saved filename will always equal the original filename,
        '  unless there are characters present in the filename that are not allowed by Windows,
        '  such as * ? < > | etc.  In those cases the illegal characters are either removed or replaced
        '  with underscore characters to allow the file to be saved.
        Debug.Print "Saved Filename: " & email.GetAttachmentFilename(attachIndex)
        attachIndex = attachIndex + 1
    Loop

    bundleIndex = bundleIndex + 1
Loop


 

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