Delphi DLL Requires Chilkat v11.0.0+

Move Selected Emails to another Mailbox Folder

See more IMAP Examples

Downloads emails one by one in a selected mailbox, decides which emails are to be moved, and then moves the set of messages to another mailbox folder. Delphi DLL

var
success: Boolean;
imap: HCkImap;
numEmails: Integer;
mset: HCkMessageSet;
email: HCkEmail;
i: Integer;
destFolder: PWideChar;

begin
success := False;

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

imap := CkImap_Create();

//  Connect to an IMAP server.
//  Use TLS
CkImap_putSsl(imap,True);
CkImap_putPort(imap,993);
success := CkImap_Connect(imap,'imap.example.com');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  Login
success := CkImap_Login(imap,'myLogin','myPassword');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  Select an IMAP mailbox
success := CkImap_SelectMailbox(imap,'Inbox');
if (success = False) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

//  Normally, when an email is downloaded, its "Seen" flag is automatically set.
//  We don't want our program to be interfering with the "Seen" flags.
//  To do this, set the PeekMode to 1.
CkImap_putPeekMode(imap,True);

//  After selecting the mailbox, the NumMessages property
//  will contain the number of emails in the mailbox.
//  When sequence numbers (not UIDs) are used to reference emails,
//  they range from 1 to N, where N is the number of messages in the mailbox.
//  This example will download the headers by sequence numbers.
numEmails := CkImap_getNumMessages(imap);

mset := CkMessageSet_Create();

//  Indicate that mset contains sequence numbers, not UIDs.
CkMessageSet_putHasUids(mset,False);

//  Fetch each email and decide for each if it is to be moved
//  to a particular other mailbox.  If so, we'll add the sequence number to
//  the mset, and then move all emails in the mset to the other mailbox.
email := CkEmail_Create();
i := 0;
while i < numEmails do
  begin
    //  Fetch the email by sequence number.
    success := CkImap_FetchEmail(imap,False,i + 1,False,email);
    if (success = False) then
      begin
        Memo1.Lines.Add(CkImap__lastErrorText(imap));
        Exit;
      end;

    //  If it is decided to move the email, add the sequence number to mset, like this:
    CkMessageSet_InsertId(mset,i + 1);

  end;

//  If there are emails in mset to be moved, then do it..
if (CkMessageSet_getCount(mset) > 0) then
  begin
    destFolder := 'Inbox/SomeOtherFolder';
    //  Assuming your IMAP server supports the feature that allows for messages to be moved to another folder...
    success := CkImap_MoveMessages(imap,mset,destFolder);
    if (success = False) then
      begin
        Memo1.Lines.Add(CkImap__lastErrorText(imap));
        Exit;
      end;

  end;

//  Disconnect from the IMAP server.
success := CkImap_Disconnect(imap);

CkImap_Dispose(imap);
CkMessageSet_Dispose(mset);
CkEmail_Dispose(email);