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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsCopyMessageStreamListener.h"
#include "nsIMsgMailNewsUrl.h"
#include "nsIMsgImapMailFolder.h"
#include "nsIChannel.h"
#include "nsIURI.h"
NS_IMPL_ISUPPORTS(nsCopyMessageStreamListener, nsIStreamListener,
nsIRequestObserver, nsICopyMessageStreamListener)
nsCopyMessageStreamListener::nsCopyMessageStreamListener() {}
nsCopyMessageStreamListener::~nsCopyMessageStreamListener() {
// All member variables are nsCOMPtr's.
}
NS_IMETHODIMP nsCopyMessageStreamListener::Init(
nsICopyMessageListener* destination) {
mDestination = destination;
return NS_OK;
}
NS_IMETHODIMP nsCopyMessageStreamListener::StartMessage() {
if (mDestination) {
return mDestination->StartMessage();
}
return NS_OK;
}
NS_IMETHODIMP nsCopyMessageStreamListener::EndMessage(nsMsgKey key) {
if (mDestination) {
return mDestination->EndMessage(key);
}
return NS_OK;
}
NS_IMETHODIMP nsCopyMessageStreamListener::OnDataAvailable(
nsIRequest* /* request */, nsIInputStream* aIStream, uint64_t sourceOffset,
uint32_t aLength) {
return mDestination->CopyData(aIStream, aLength);
}
NS_IMETHODIMP nsCopyMessageStreamListener::OnStartRequest(nsIRequest* request) {
nsresult rv = NS_OK;
nsCOMPtr<nsIURI> uri;
// We know the request is an nsIChannel we can get a URI from, but this is
// probably bad form. See Bug 1528662.
nsCOMPtr<nsIChannel> channel = do_QueryInterface(request, &rv);
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv),
"error QI nsIRequest to nsIChannel failed");
if (NS_SUCCEEDED(rv)) rv = channel->GetURI(getter_AddRefs(uri));
if (NS_SUCCEEDED(rv)) rv = mDestination->BeginCopy();
NS_ENSURE_SUCCESS(rv, rv);
return rv;
}
NS_IMETHODIMP nsCopyMessageStreamListener::EndCopy(nsIURI* uri,
nsresult status) {
nsresult rv;
bool copySucceeded = (status == NS_BINDING_SUCCEEDED);
rv = mDestination->EndCopy(copySucceeded);
// If this is a move and we finished the copy, delete the old message.
bool moveMessage = false;
nsCOMPtr<nsIMsgMailNewsUrl> mailURL(do_QueryInterface(uri));
if (mailURL) rv = mailURL->IsUrlType(nsIMsgMailNewsUrl::eMove, &moveMessage);
if (NS_FAILED(rv)) moveMessage = false;
// OK, this is wrong if we're moving to an imap folder, for example. This
// really says that we were able to pull the message from the source, NOT that
// we were able to put it in the destination!
if (moveMessage) {
// don't do this if we're moving to an imap folder - that's handled
// elsewhere.
nsCOMPtr<nsIMsgImapMailFolder> destImap = do_QueryInterface(mDestination);
// if the destination is a local folder, it will handle the delete from the
// source in EndMove
if (!destImap) rv = mDestination->EndMove(copySucceeded);
}
// Even if the above actions failed we probably still want to return NS_OK.
// There should probably be some error dialog if either the copy or delete
// failed.
return NS_OK;
}
NS_IMETHODIMP nsCopyMessageStreamListener::OnStopRequest(nsIRequest* request,
nsresult aStatus) {
nsresult rv;
// We know the request is an nsIChannel we can get a URI from, but this is
// probably bad form. See Bug 1528662.
nsCOMPtr<nsIChannel> channel = do_QueryInterface(request, &rv);
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv),
"error QI nsIRequest to nsIChannel failed");
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIURI> uri;
rv = channel->GetURI(getter_AddRefs(uri));
NS_ENSURE_SUCCESS(rv, rv);
return EndCopy(uri, aStatus);
}
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