(VBScript) Download Unread Email from IMAP Mailbox

Download unread email messages from an IMAP mailbox.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

success = 0

' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

set imap = CreateObject("Chilkat.Imap")

' Connect to an IMAP server.
' Use TLS
imap.Ssl = 1
imap.Port = 993
success = imap.Connect("imap.example.com")
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Login
success = imap.Login("admin@chilkatsoft.com","myPassword")
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Select an IMAP mailbox
success = imap.SelectMailbox("Inbox")
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Find emails marked as seen or not already seen:
seenSearch = "SEEN"
notSeenSearch = "NOT SEEN"

' Get the set of unseen message UIDs
fetchUids = 1
set messageSet = CreateObject("Chilkat.MessageSet")
success = imap.QueryMbx(notSeenSearch,fetchUids,messageSet)
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Fetch the unseen emails into a bundle object:
set bundle = CreateObject("Chilkat.EmailBundle")
headersOnly = 0
success = imap.FetchMsgSet(headersOnly,messageSet,bundle)
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Display the Subject and From of each email.
set email = CreateObject("Chilkat.Email")
i = 0
numEmails = bundle.MessageCount
Do While i < numEmails
    success = bundle.EmailAt(i,email)

    outFile.WriteLine(email.GetHeaderField("Date"))
    outFile.WriteLine(email.Subject)
    outFile.WriteLine(email.From)
    outFile.WriteLine("--")
    i = i + 1
Loop

' Disconnect from the IMAP server.
success = imap.Disconnect()

outFile.Close