gecko-dev/lib/libmsg/msgbgcln.cpp

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4.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "msg.h"
#include "msgbgcln.h"
#include "msgcmfld.h"
#include "msgpane.h"
#include "msgfinfo.h"
#include "msgpurge.h"
#include "msgimap.h"
MSG_BackgroundCleanup::MSG_BackgroundCleanup(XPPtrArray &foldersToCleanup)
{
m_foldersToCleanup.InsertAt(0, &foldersToCleanup);
m_currentFolderCompressor = 0;
m_currentNewsgroupPurger = 0;
}
MSG_BackgroundCleanup::~MSG_BackgroundCleanup()
{
delete m_currentFolderCompressor;
delete m_currentNewsgroupPurger;
}
int MSG_BackgroundCleanup::DoSomeWork()
{
int status;
switch (m_state)
{
case BGCleanupStart:
m_state = BGCleanupNextGroup;
break;
case BGCleanupNextGroup:
if (m_folderIndex >= m_foldersToCleanup.GetSize())
return MK_CONNECTED;
else
m_folder = m_foldersToCleanup.GetAt(m_folderIndex++);
m_bytesTotal = m_bytesCompressed = 0;
if (m_folder->IsMail())
{
MSG_IMAPFolderInfoMail *imapFolder = m_folder->GetIMAPFolderInfoMail();
// only try to cleanup this folder if the user is authenticated
if (imapFolder && m_pane->GetMaster()->IsUserAuthenticated())
{
// this will add the compress url to the url queue we are running in.
imapFolder->ClearRequiresCleanup(); // pretend it's going to work.
if (imapFolder->GetFlags() & MSG_FOLDER_FLAG_TRASH)
imapFolder->DeleteAllMessages(m_pane, FALSE);
else if (m_pane->GetMaster()->HasCachedConnection(imapFolder))
m_pane->CompressOneMailFolder(imapFolder);
}
else
{
m_currentFolderCompressor =
new MSG_CompressFolderState(m_pane->GetMaster(), m_pane->GetContext(), NULL,
(MSG_FolderInfoMail *)m_folder,
m_bytesCompressed,
m_bytesTotal);
status = m_currentFolderCompressor->BeginCompression();
}
}
else if (m_folder->IsNews())
{
// ### dmb check errors
m_currentNewsgroupPurger = new MSG_PurgeNewsgroupState(m_pane, m_folder);
m_currentNewsgroupPurger->Init();
}
m_state = BGCleanupMoreHeaders;
break;
case BGCleanupMoreHeaders:
{
if (m_folder->IsMail())
{
MSG_IMAPFolderInfoMail *imapFolder = m_folder->GetIMAPFolderInfoMail();
if (imapFolder)
{
m_state = BGCleanupNextGroup;
status = 0;
}
else
{
status = m_currentFolderCompressor->CompressSomeMore();
if (status != MK_WAITING_FOR_CONNECTION)
{
if (status < 0)
{
char* pString = XP_GetString(status);
if (pString && strlen(pString))
FE_Alert(m_pane->GetContext(), pString);
}
m_state = BGCleanupNextGroup;
status = StopCompression();
}
}
}
else if (m_folder->IsNews())
{
status = m_currentNewsgroupPurger->PurgeSomeMore();
if (status != MK_WAITING_FOR_CONNECTION)
{
m_state = BGCleanupNextGroup;
status = StopPurging();
}
}
}
break;
default:
break;
}
return MK_WAITING_FOR_CONNECTION;
}
int MSG_BackgroundCleanup::StopCompression()
{
int status = m_currentFolderCompressor->FinishCompression();
delete m_currentFolderCompressor;
m_currentFolderCompressor = NULL;
return status;
}
int MSG_BackgroundCleanup::StopPurging()
{
int status = m_currentNewsgroupPurger->FinishPurging();
delete m_currentNewsgroupPurger;
m_currentNewsgroupPurger = NULL;
return status;
}
XP_Bool MSG_BackgroundCleanup::AllDone(int /*status*/)
{
if (m_folder)
{
if (m_folder->IsMail() && m_currentFolderCompressor)
StopCompression();
else if (m_folder->IsNews() && m_currentNewsgroupPurger)
StopPurging();
}
return TRUE;
}
int MSG_BackgroundCleanup::DoNextFolder()
{
return 0;
}
int MSG_BackgroundCleanup::DoProcess()
{
return 0;
}