gecko-dev/docshell/base/nsGlobalHistoryAdapter.cpp

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6.1 KiB
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/* -*- Mode: C++; tab-width: 8; 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 gecko code.
*
* The Initial Developer of the Original Code is
* Benjamin Smedberg <bsmedberg@covad.net>
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either 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
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsGlobalHistoryAdapter.h"
#include "nsDocShellCID.h"
#include "nsIServiceManagerUtils.h"
#include "nsIComponentRegistrar.h"
#include "nsGlobalHistory2Adapter.h"
#include "nsIURI.h"
#include "nsString.h"
nsresult
nsGlobalHistoryAdapter::Create(nsISupports *aOuter,
REFNSIID aIID,
void **aResult)
{
nsresult rv;
if (aOuter) {
rv = NS_ERROR_NO_AGGREGATION;
return rv;
}
nsGlobalHistoryAdapter* adapter = new nsGlobalHistoryAdapter();
if (!adapter) {
rv = NS_ERROR_OUT_OF_MEMORY;
return rv;
}
NS_ADDREF(adapter);
rv = adapter->Init();
if (NS_SUCCEEDED(rv)) {
rv = adapter->QueryInterface(aIID, aResult);
}
NS_RELEASE(adapter);
return rv;
}
nsresult
nsGlobalHistoryAdapter::RegisterSelf(nsIComponentManager* aCompMgr,
nsIFile* aPath,
const char* aLoaderStr,
const char* aType,
const nsModuleComponentInfo *aInfo)
{
nsresult rv;
PRBool registered;
nsCOMPtr<nsIComponentRegistrar> compReg( do_QueryInterface(aCompMgr) );
if (!compReg) {
rv = NS_ERROR_UNEXPECTED;
return rv;
}
rv = compReg->IsContractIDRegistered(NS_GLOBALHISTORY2_CONTRACTID, &registered);
if (NS_FAILED(rv)) return rv;
// If the embedder has already registered the contractID, we don't want to
// register ourself. Ideally the component manager would handle this for us.
if (registered) {
rv = NS_OK;
return rv;
}
return compReg->RegisterFactoryLocation(GetCID(),
"nsGlobalHistoryAdapter",
NS_GLOBALHISTORY2_CONTRACTID,
aPath, aLoaderStr, aType);
}
nsGlobalHistoryAdapter::nsGlobalHistoryAdapter()
{ }
nsGlobalHistoryAdapter::~nsGlobalHistoryAdapter()
{ }
nsresult
nsGlobalHistoryAdapter::Init()
{
nsresult rv;
nsCOMPtr<nsIComponentRegistrar> compReg;
rv = NS_GetComponentRegistrar(getter_AddRefs(compReg));
NS_ENSURE_SUCCESS(rv, rv);
nsCID *cid;
rv = compReg->ContractIDToCID(NS_GLOBALHISTORY_CONTRACTID, &cid);
if (NS_FAILED(rv)) {
rv = NS_ERROR_FACTORY_NOT_REGISTERED;
return rv;
}
if (cid->Equals(nsGlobalHistory2Adapter::GetCID())) {
rv = NS_ERROR_FACTORY_NOT_REGISTERED;
return rv;
}
NS_WARNING("Using nsIGlobalHistory2->nsIGlobalHistory adapter.");
mHistory = do_GetService(NS_GLOBALHISTORY_CONTRACTID, &rv);
return rv;
}
NS_IMPL_ISUPPORTS1(nsGlobalHistoryAdapter, nsIGlobalHistory2)
NS_IMETHODIMP
nsGlobalHistoryAdapter::AddURI(nsIURI* aURI, PRBool aRedirect,
PRBool aToplevel)
{
NS_ENSURE_ARG_POINTER(aURI);
nsresult rv;
// The model is really if we don't know differently then add which basically
// means we are supposed to try all the things we know not to allow in and
// then if we don't bail go on and allow it in. But here lets compare
// against the most common case we know to allow in and go on and say yes
// to it.
PRBool isHTTP = PR_FALSE;
PRBool isHTTPS = PR_FALSE;
NS_ENSURE_SUCCESS(rv = aURI->SchemeIs("http", &isHTTP), rv);
NS_ENSURE_SUCCESS(rv = aURI->SchemeIs("https", &isHTTPS), rv);
if (!isHTTP && !isHTTPS) {
PRBool isAbout, isImap, isNews, isMailbox, isViewSource, isChrome, isData;
rv = aURI->SchemeIs("about", &isAbout);
rv |= aURI->SchemeIs("imap", &isImap);
rv |= aURI->SchemeIs("news", &isNews);
rv |= aURI->SchemeIs("mailbox", &isMailbox);
rv |= aURI->SchemeIs("view-source", &isViewSource);
rv |= aURI->SchemeIs("chrome", &isChrome);
rv |= aURI->SchemeIs("data", &isData);
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
if (isAbout || isImap || isNews || isMailbox || isViewSource || isChrome || isData) {
return NS_OK;
}
}
nsCAutoString spec;
rv = aURI->GetSpec(spec);
NS_ENSURE_SUCCESS(rv, rv);
return mHistory->AddPage(spec.get());
}
NS_IMETHODIMP
nsGlobalHistoryAdapter::IsVisited(nsIURI* aURI, PRBool* aRetval)
{
NS_ENSURE_ARG_POINTER(aURI);
nsCAutoString spec;
nsresult rv = aURI->GetSpec(spec);
NS_ENSURE_SUCCESS(rv, rv);
return mHistory->IsVisited(spec.get(), aRetval);
}
NS_IMETHODIMP
nsGlobalHistoryAdapter::SetPageTitle(nsIURI* aURI, const nsAString& aTitle)
{
return NS_ERROR_NOT_IMPLEMENTED;
}