releases-comm-central/mailnews/addrbook/src/nsAbContentHandler.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Seth Spitzer <sspitzer@netscape.com>
* Pierre Phaneuf <pp@ludusdesign.com>
* Mark Banner <mark@standard8.demon.co.uk>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
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*
* ***** END LICENSE BLOCK ***** */
#include "nsAbContentHandler.h"
#include "nsAbBaseCID.h"
#include "nsNetUtil.h"
#include "nsCOMPtr.h"
#include "nsAutoPtr.h"
#include "nsISupportsPrimitives.h"
#include "plstr.h"
#include "nsIDOMWindow.h"
#include "nsMsgUtils.h"
#include "nsIMsgVCardService.h"
#include "nsIAbCard.h"
#include "nsIAbManager.h"
#include "nsVCard.h"
//
// nsAbContentHandler
//
nsAbContentHandler::nsAbContentHandler()
{
}
nsAbContentHandler::~nsAbContentHandler()
{
}
NS_IMPL_THREADSAFE_ADDREF(nsAbContentHandler)
NS_IMPL_THREADSAFE_RELEASE(nsAbContentHandler)
NS_IMPL_QUERY_INTERFACE2(nsAbContentHandler,
nsIContentHandler,
nsIStreamLoaderObserver)
NS_IMETHODIMP
nsAbContentHandler::HandleContent(const char *aContentType,
nsIInterfaceRequestor *aWindowContext,
nsIRequest *request)
{
NS_ENSURE_ARG_POINTER(request);
nsresult rv = NS_OK;
// First of all, get the content type and make sure it is a content type we know how to handle!
if (PL_strcasecmp(aContentType, "application/x-addvcard") == 0) {
nsCOMPtr<nsIURI> uri;
nsCOMPtr<nsIChannel> aChannel = do_QueryInterface(request);
if (!aChannel) return NS_ERROR_FAILURE;
rv = aChannel->GetURI(getter_AddRefs(uri));
if (uri)
{
nsCAutoString path;
rv = uri->GetPath(path);
NS_ENSURE_SUCCESS(rv,rv);
const char *startOfVCard = strstr(path.get(), "add?vcard=");
if (startOfVCard)
{
nsCString unescapedData;
// XXX todo, explain why we is escaped twice
MsgUnescapeString(nsDependentCString(startOfVCard + strlen("add?vcard=")),
0, unescapedData);
if (!aWindowContext)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMWindow> parentWindow = do_GetInterface(aWindowContext);
if (!parentWindow)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIAbManager> ab =
do_GetService(NS_ABMANAGER_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr <nsIAbCard> cardFromVCard;
rv = ab->EscapedVCardToAbCard(unescapedData.get(),
getter_AddRefs(cardFromVCard));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsISupportsInterfacePointer> ifptr =
do_CreateInstance(NS_SUPPORTS_INTERFACE_POINTER_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
ifptr->SetData(cardFromVCard);
ifptr->SetDataIID(&NS_GET_IID(nsIAbCard));
nsCOMPtr<nsIDOMWindow> dialogWindow;
rv = parentWindow->OpenDialog(
NS_LITERAL_STRING("chrome://messenger/content/addressbook/abNewCardDialog.xul"),
EmptyString(),
NS_LITERAL_STRING("chrome,resizable=no,titlebar,modal,centerscreen"),
ifptr, getter_AddRefs(dialogWindow));
NS_ENSURE_SUCCESS(rv, rv);
}
rv = NS_OK;
}
}
else if (PL_strcasecmp(aContentType, "text/x-vcard") == 0) {
// create a vcard stream listener that can parse the data stream
// and bring up the appropriate UI
// (1) cancel the current load operation. We'll restart it
request->Cancel(NS_ERROR_ABORT);
// get the url we were trying to open
nsCOMPtr<nsIURI> uri;
nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
NS_ENSURE_TRUE(channel, NS_ERROR_FAILURE);
rv = channel->GetURI(getter_AddRefs(uri));
NS_ENSURE_SUCCESS(rv, rv);
// create a stream loader to handle the v-card data
nsCOMPtr<nsIStreamLoader> streamLoader;
rv = NS_NewStreamLoader(getter_AddRefs(streamLoader), uri, this, aWindowContext);
NS_ENSURE_SUCCESS(rv, rv);
}
else // The content-type was not application/x-addvcard...
return NS_ERROR_WONT_HANDLE_CONTENT;
return rv;
}
NS_IMETHODIMP
nsAbContentHandler::OnStreamComplete(nsIStreamLoader *aLoader,
nsISupports *aContext, nsresult aStatus,
PRUint32 datalen, const PRUint8 *data)
{
NS_ENSURE_ARG_POINTER(aContext);
NS_ENSURE_SUCCESS(aStatus, aStatus); // don't process the vcard if we got a status error
nsresult rv = NS_OK;
// take our vCard string and open up an address book window based on it
nsCOMPtr<nsIMsgVCardService> vCardService = do_GetService(NS_MSGVCARDSERVICE_CONTRACTID);
if (vCardService)
{
nsAutoPtr<VObject> vObj(vCardService->Parse_MIME((const char *)data, datalen));
if (vObj)
{
PRInt32 len = 0;
nsCString vCard;
vCard.Adopt(vCardService->WriteMemoryVObjects(0, &len, vObj, PR_FALSE));
nsCOMPtr<nsIAbManager> ab =
do_GetService(NS_ABMANAGER_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr <nsIAbCard> cardFromVCard;
rv = ab->EscapedVCardToAbCard(vCard.get(),
getter_AddRefs(cardFromVCard));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOMWindow> parentWindow = do_GetInterface(aContext);
NS_ENSURE_TRUE(parentWindow, NS_ERROR_FAILURE);
nsCOMPtr<nsIDOMWindow> dialogWindow;
rv = parentWindow->OpenDialog(
NS_LITERAL_STRING("chrome://messenger/content/addressbook/abNewCardDialog.xul"),
EmptyString(),
NS_LITERAL_STRING("chrome,resizable=no,titlebar,modal,centerscreen"),
cardFromVCard, getter_AddRefs(dialogWindow));
}
}
return rv;
}