mirror of
https://github.com/rn10950/RetroZilla.git
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136 lines
4.1 KiB
C++
136 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "msgCore.h" // precompiled header...
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#include "nsCOMPtr.h"
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#include "nsNNTPArticleList.h"
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#include "nsIMsgFolder.h"
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NS_IMPL_ISUPPORTS1(nsNNTPArticleList, nsINNTPArticleList)
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nsNNTPArticleList::nsNNTPArticleList()
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{
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}
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nsNNTPArticleList::~nsNNTPArticleList()
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{
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if (m_newsDB) {
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m_newsDB->Commit(nsMsgDBCommitType::kSessionCommit);
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m_newsDB->Close(PR_TRUE);
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m_newsDB = nsnull;
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}
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m_newsFolder = nsnull;
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}
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NS_IMETHODIMP
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nsNNTPArticleList::Initialize(nsIMsgNewsFolder *newsFolder)
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{
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nsresult rv;
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NS_ENSURE_ARG_POINTER(newsFolder);
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m_dbIndex = 0;
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m_newsFolder = newsFolder;
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nsCOMPtr <nsIMsgFolder> folder = do_QueryInterface(m_newsFolder, &rv);
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NS_ENSURE_SUCCESS(rv,rv);
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rv = folder->GetMsgDatabase(nsnull /* msgWindow */, getter_AddRefs(m_newsDB));
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NS_ENSURE_SUCCESS(rv,rv);
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if (!m_newsDB) return NS_ERROR_UNEXPECTED;
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rv = m_newsDB->ListAllKeys(m_idsInDB);
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NS_ENSURE_SUCCESS(rv,rv);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsNNTPArticleList::AddArticleKey(PRInt32 key)
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{
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#ifdef DEBUG
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m_idsOnServer.Add(key);
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#endif
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if (m_dbIndex < m_idsInDB.GetSize())
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{
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PRInt32 idInDBToCheck = m_idsInDB.GetAt(m_dbIndex);
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// if there are keys in the database that aren't in the newsgroup
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// on the server, remove them. We probably shouldn't do this if
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// we have a copy of the article offline.
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while (idInDBToCheck < key)
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{
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m_newsFolder->RemoveMessage(idInDBToCheck);
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#ifdef DEBUG
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m_idsDeleted.Add(idInDBToCheck);
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#endif
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if (m_dbIndex >= m_idsInDB.GetSize())
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break;
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idInDBToCheck = m_idsInDB.GetAt(++m_dbIndex);
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}
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if (idInDBToCheck == key)
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m_dbIndex++;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsNNTPArticleList::FinishAddingArticleKeys()
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{
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// if the last n messages in the group are cancelled, they won't have gotten removed
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// so we have to go an removed them now.
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PRUint32 totalCount = m_idsInDB.GetSize();
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PRUint32 i;
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for (i = m_dbIndex; i < totalCount; i++) {
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m_newsFolder->RemoveMessage(m_idsInDB.GetAt(i));
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#ifdef DEBUG
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m_idsDeleted.Add(m_idsInDB.GetAt(i));
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#endif
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}
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#ifdef DEBUG
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// make sure none of the deleted turned up on the idsOnServer list
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for (i = 0; i < m_idsDeleted.GetSize(); i++) {
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NS_ASSERTION(m_idsOnServer.FindIndex((nsMsgKey)(m_idsDeleted.GetAt(i)), 0) == nsMsgViewIndex_None, "a deleted turned up on the idsOnServer list");
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}
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#endif
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return NS_OK;
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}
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