PureBasic

Fetch Single Email by UID or Sequence Number

Assuming the UID is known, download a single email by UID from an IMAP mail server. PureBasic

IncludeFile "CkEmail.pb"
IncludeFile "CkImap.pb"

Procedure ChilkatExample()

    success.i = 0

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

    imap.i = CkImap::ckCreate()
    If imap.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; Connect to an IMAP server.
    ; Use TLS
    CkImap::setCkSsl(imap, 1)
    CkImap::setCkPort(imap, 993)
    success = CkImap::ckConnect(imap,"imap.example.com")
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Login
    success = CkImap::ckLogin(imap,"***","***")
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Select an IMAP mailbox
    success = CkImap::ckSelectMailbox(imap,"Inbox")
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    email.i = CkEmail::ckCreate()
    If email.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    uid.i = 2014
    isUid.i = 1

    success = CkImap::ckFetchEmail(imap,0,uid,isUid,email)
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        CkEmail::ckDispose(email)
        ProcedureReturn
    EndIf

    ; Display the From and Subject
    Debug CkEmail::ckFromAddress(email)
    Debug CkEmail::ckSubject(email)

    ; Display the Body property, which is the default body.
    ; If an email has an HTML body, the Body property contains
    ; the HTML source.  Otherwise it contains the plain-text
    ; body.
    Debug "---- EMAIL BODY ----"
    Debug CkEmail::ckBody(email)
    Debug "--------------------"

    ; Display the recipients:
    j.i
    For j = 0 To CkEmail::ckNumTo(email) - 1
        Debug CkEmail::ckGetToName(email,j) + ", " + CkEmail::ckGetToAddr(email,j)
    Next
    For j = 0 To CkEmail::ckNumCC(email) - 1
        Debug CkEmail::ckGetCcName(email,j) + ", " + CkEmail::ckGetCcAddr(email,j)
    Next

    ; Show the total size of the email, including body and attachments:
    Debug Str(CkEmail::ckSize(email))

    ; When a full email is downloaded, we would use the
    ; email.NumAttachments property in conjunction with the
    ; email.GetMailAttach* methods.
    ; However, when an email object contains only the header,
    ; we need to access the attachment info differently:
    numAttach.i = CkImap::ckGetMailNumAttach(imap,email)
    Debug Str(numAttach)

    For j = 0 To numAttach - 1
        Debug CkImap::ckGetMailAttachFilename(imap,email,j)
        attachSize.i = CkImap::ckGetMailAttachSize(imap,email,j)
        Debug "    size = " + Str(attachSize) + " bytes"
    Next

    Debug "--"

    ; Disconnect from the IMAP server.
    success = CkImap::ckDisconnect(imap)


    CkImap::ckDispose(imap)
    CkEmail::ckDispose(email)


    ProcedureReturn
EndProcedure