mirror of
https://github.com/mozilla/gecko-dev.git
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521 lines
18 KiB
C++
521 lines
18 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsCOMPtr.h"
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#include "nsIComponentManager.h"
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#include "nsIGenericFactory.h"
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#include "nsIRDFContainer.h"
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#include "nsIRDFDataSource.h"
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#include "nsIRDFService.h"
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#include "nsIRDFRemoteDataSource.h"
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#include "nsIServiceManager.h"
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#include "nsISupports.h"
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#include "nsRDFCID.h"
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#define NC_XPIFLASH_SOURCES "NC:SoftwareUpdateDataSources"
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#define NC_XPIFLASH_PACKAGES "NC:SoftwarePackages"
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#define NC_RDF_FLASHROOT "NC:FlashRoot"
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#define NC_RDF_TYPE "http://home.netscape.com/NC-rdf#type"
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#define NC_RDF_SOURCE "http://home.netscape.com/NC-rdf#source"
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#define NC_RDF_DESCRIPTION "http://home.netscape.com/NC-rdf#description"
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#define NC_RDF_TIMESTAMP "http://home.netscape.com/NC-rdf#timestamp"
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#define NC_RDF_URL "http://home.netscape.com/NC-rdf#url"
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#define NC_RDF_CHILD "http://home.netscape.com/NC-rdf#child"
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#define NC_XPIFLASH_TYPE "http://home.netscape.com/NC-rdf#XPInstallNotification"
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#define NC_XPIFLASH_TITLE "http://home.netscape.com/NC-rdf#title"
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#define NC_XPIFLASH_REGKEY "http://home.netscape.com/NC-rdf#version"
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#define NC_XPIFLASH_VERSION "http://home.netscape.com/NC-rdf#registryKey"
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#define NC_XPIFLASH_DESCRIPTION "http://home.netscape.com/NC-rdf#description"
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#define NC_XPIFLASH_URL "http://home.netscape.com/NC-rdf#url"
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static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
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static NS_DEFINE_CID(kRDFContainerCID, NS_RDFCONTAINER_CID);
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class nsXPINotifierImpl : public nsISupports
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{
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public:
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static NS_IMETHODIMP New(nsISupports* aOuter, REFNSIID aIID, void** aResult);
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private:
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nsXPINotifierImpl();
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virtual ~nsXPINotifierImpl();
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nsresult Init();
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nsresult SynchronouslyOpenRemoteDataSource(const char* aURL, nsIRDFDataSource** aResult);
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nsresult AddNewSoftwareFromDistributor(nsIRDFResource *inDistributor);
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nsCOMPtr<nsIRDFDataSource> mInner;
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nsIRDFService* mRDF;
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static nsIRDFResource* kXPI_NotifierSources;
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static nsIRDFResource* kXPI_NotifierPackages;
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static nsIRDFResource* kXPI_NotifierPackage_Title;
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static nsIRDFResource* kXPI_NotifierPackage_Version;
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static nsIRDFResource* kXPI_NotifierPackage_Description;
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static nsIRDFResource* kXPI_NotifierPackage_RegKey;
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static nsIRDFResource* kXPI_NotifierPackage_URL;
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static nsIRDFResource* kXPI_Notifier_Type;
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static nsIRDFResource* kNC_FlashRoot;
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static nsIRDFResource* kNC_Type;
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static nsIRDFResource* kNC_Source;
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static nsIRDFResource* kNC_Description;
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static nsIRDFResource* kNC_TimeStamp;
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static nsIRDFResource* kNC_URL;
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static nsIRDFResource* kNC_Child;
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// nsISupports interface
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NS_DECL_ISUPPORTS
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};
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierSources = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierPackages = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierPackage_Title = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierPackage_Version = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierPackage_Description = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierPackage_RegKey = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_NotifierPackage_URL = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kXPI_Notifier_Type = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_FlashRoot = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_Type = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_Source = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_Description = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_TimeStamp = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_URL = nsnull;
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nsIRDFResource* nsXPINotifierImpl::kNC_Child = nsnull;
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nsXPINotifierImpl::nsXPINotifierImpl()
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: mRDF(nsnull)
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{
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NS_INIT_REFCNT();
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}
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nsXPINotifierImpl::~nsXPINotifierImpl()
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{
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if (mRDF)
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{
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nsServiceManager::ReleaseService(kRDFServiceCID, mRDF);
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mRDF = nsnull;
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}
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NS_IF_RELEASE(kXPI_NotifierSources);
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NS_IF_RELEASE(kXPI_NotifierPackages);
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NS_IF_RELEASE(kXPI_NotifierPackage_Title);
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NS_IF_RELEASE(kXPI_NotifierPackage_Version);
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NS_IF_RELEASE(kXPI_NotifierPackage_Description);
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NS_IF_RELEASE(kXPI_NotifierPackage_RegKey);
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NS_IF_RELEASE(kXPI_NotifierPackage_URL);
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NS_IF_RELEASE(kXPI_Notifier_Type);
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NS_IF_RELEASE(kNC_FlashRoot);
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NS_IF_RELEASE(kNC_Type);
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NS_IF_RELEASE(kNC_Source);
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NS_IF_RELEASE(kNC_Description);
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NS_IF_RELEASE(kNC_TimeStamp);
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NS_IF_RELEASE(kNC_URL);
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NS_IF_RELEASE(kNC_Child);
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}
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nsresult
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nsXPINotifierImpl::Init()
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{
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static NS_DEFINE_CID(kRDFInMemoryDataSourceCID, NS_RDFINMEMORYDATASOURCE_CID);
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nsresult rv;
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nsCOMPtr<nsIRDFDataSource> distributors;
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nsCOMPtr<nsIRDFContainer> distributorsContainer;
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nsCOMPtr <nsISimpleEnumerator> distributorEnumerator;
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PRBool moreElements;
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rv = nsComponentManager::CreateInstance(kRDFInMemoryDataSourceCID,
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this, /* the "outer" */
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nsIRDFDataSource::GetIID(),
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getter_AddRefs(mInner));
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if (NS_FAILED(rv)) return rv;
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// Read the distributor registry
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rv = nsServiceManager::GetService(kRDFServiceCID, nsIRDFService::GetIID(), (nsISupports**) &mRDF);
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if (NS_FAILED(rv)) return rv;
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if (! kXPI_NotifierSources)
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{
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mRDF->GetResource(NC_XPIFLASH_SOURCES, &kXPI_NotifierSources);
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mRDF->GetResource(NC_XPIFLASH_PACKAGES, &kXPI_NotifierPackages);
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mRDF->GetResource(NC_XPIFLASH_TITLE, &kXPI_NotifierPackage_Title);
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mRDF->GetResource(NC_XPIFLASH_VERSION, &kXPI_NotifierPackage_Version);
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mRDF->GetResource(NC_XPIFLASH_DESCRIPTION, &kXPI_NotifierPackage_Description);
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mRDF->GetResource(NC_XPIFLASH_REGKEY, &kXPI_NotifierPackage_RegKey);
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mRDF->GetResource(NC_XPIFLASH_URL, &kXPI_NotifierPackage_URL);
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mRDF->GetResource(NC_XPIFLASH_TYPE, &kXPI_Notifier_Type);
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mRDF->GetResource(NC_RDF_FLASHROOT, &kNC_FlashRoot);
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mRDF->GetResource(NC_RDF_TYPE, &kNC_Type);
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mRDF->GetResource(NC_RDF_SOURCE, &kNC_Source);
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mRDF->GetResource(NC_RDF_DESCRIPTION, &kNC_Description);
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mRDF->GetResource(NC_RDF_TIMESTAMP, &kNC_TimeStamp);
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mRDF->GetResource(NC_RDF_URL, &kNC_URL);
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mRDF->GetResource(NC_RDF_CHILD, &kNC_Child);
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}
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rv = SynchronouslyOpenRemoteDataSource("resource:/res/xpinstall/SoftwareUpdates.rdf",
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getter_AddRefs(distributors));
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if (NS_FAILED(rv)) return rv;
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rv = nsComponentManager::CreateInstance(kRDFContainerCID,
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nsnull,
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nsIRDFContainer::GetIID(),
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getter_AddRefs(distributorsContainer));
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if (NS_SUCCEEDED(rv))
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{
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rv = distributorsContainer->Init(distributors, kXPI_NotifierSources);
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if (NS_SUCCEEDED(rv))
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{
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rv = distributorsContainer->GetElements(getter_AddRefs(distributorEnumerator));
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if (NS_SUCCEEDED(rv))
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{
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distributorEnumerator->HasMoreElements(&moreElements);
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while (moreElements)
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{
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nsCOMPtr<nsISupports> i;
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rv = distributorEnumerator->GetNext(getter_AddRefs(i));
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if (NS_FAILED(rv)) break;
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nsCOMPtr<nsIRDFResource> aDistributor(do_QueryInterface(i, &rv));
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if (NS_FAILED(rv)) break;
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rv = AddNewSoftwareFromDistributor(aDistributor);
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if (NS_FAILED(rv)) break;
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distributorEnumerator->HasMoreElements(&moreElements);
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}
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}
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}
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}
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return NS_OK;
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}
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nsresult
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nsXPINotifierImpl::AddNewSoftwareFromDistributor(nsIRDFResource *inDistributor)
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{
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char* uri;
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inDistributor->GetValue(&uri);
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if (uri == nsnull) return NS_ERROR_NULL_POINTER;
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nsCOMPtr<nsIRDFDataSource> distributorDataSource;
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nsCOMPtr<nsIRDFContainer> distributorContainer;
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nsCOMPtr <nsISimpleEnumerator> packageEnumerator;
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PRBool moreElements;
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nsresult rv = SynchronouslyOpenRemoteDataSource(uri, getter_AddRefs(distributorDataSource));
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if (NS_FAILED(rv)) return rv;
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rv = nsComponentManager::CreateInstance(kRDFContainerCID,
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nsnull,
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nsIRDFContainer::GetIID(),
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getter_AddRefs(distributorContainer));
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if (NS_SUCCEEDED(rv))
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{
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rv = distributorContainer->Init(distributorDataSource, kXPI_NotifierPackages);
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if (NS_SUCCEEDED(rv))
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{
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rv = distributorContainer->GetElements(getter_AddRefs(packageEnumerator));
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if (NS_SUCCEEDED(rv))
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{
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packageEnumerator->HasMoreElements(&moreElements);
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while (moreElements)
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{
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nsCOMPtr<nsISupports> i;
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rv = packageEnumerator->GetNext(getter_AddRefs(i));
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if (NS_FAILED(rv)) break;
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nsCOMPtr<nsIRDFResource> aPackage(do_QueryInterface(i, &rv));
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if (NS_FAILED(rv)) break;
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// do whatever here
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nsCOMPtr<nsIRDFNode> nameNode;
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distributorDataSource->GetTarget(aPackage,
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kXPI_NotifierPackage_Title,
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PR_TRUE,
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getter_AddRefs(nameNode));
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nsCOMPtr<nsIRDFLiteral> title(do_QueryInterface(nameNode, &rv));
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if (NS_FAILED(rv)) break;
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// lets asert now..
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nsCOMPtr<nsIRDFLiteral> source;
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nsString sourceString = "Software Notification";
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rv = mRDF->GetLiteral(sourceString.GetUnicode(), getter_AddRefs(source));
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mInner->Assert(aPackage, kNC_Type, kXPI_Notifier_Type, PR_TRUE);
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mInner->Assert(aPackage, kNC_Source, source, PR_TRUE);
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mInner->Assert(aPackage, kNC_Description, title, PR_TRUE);
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//Supposedly rdf will convert this into a localized time string.
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nsCOMPtr<nsIRDFLiteral> timeStamp;
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nsString timeStampString;
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PRExplodedTime explode;
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PR_ExplodeTime( PR_Now(), PR_LocalTimeParameters, &explode);
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char buffer[128];
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PR_FormatTime(buffer, sizeof(buffer), "%m/%d/%Y %I:%M %p", &explode);
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timeStampString = buffer;
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rv = mRDF->GetLiteral(timeStampString.GetUnicode(), getter_AddRefs(timeStamp));
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if(NS_SUCCEEDED(rv))
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{
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mInner->Assert(aPackage, kNC_TimeStamp, timeStamp, PR_TRUE);
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}
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nsCOMPtr<nsIRDFNode> urlNode;
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distributorDataSource->GetTarget(aPackage,
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kXPI_NotifierPackage_URL,
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PR_TRUE,
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getter_AddRefs(urlNode));
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nsCOMPtr<nsIRDFLiteral> url(do_QueryInterface(urlNode, &rv));
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if (NS_FAILED(rv)) break;
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mInner->Assert(aPackage, kNC_URL, url, PR_TRUE);
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mInner->Assert(kNC_FlashRoot, kNC_Child, aPackage, PR_TRUE);
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}
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}
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}
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}
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return NS_OK;
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}
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nsresult
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nsXPINotifierImpl::SynchronouslyOpenRemoteDataSource(const char* aURL,
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nsIRDFDataSource** aResult)
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{
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static NS_DEFINE_CID(kRDFXMLDataSourceCID, NS_RDFXMLDATASOURCE_CID);
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nsresult rv;
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nsCOMPtr<nsIRDFRemoteDataSource> remote;
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rv = nsComponentManager::CreateInstance(kRDFXMLDataSourceCID,
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nsnull,
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nsIRDFRemoteDataSource::GetIID(),
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getter_AddRefs(remote));
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if (NS_FAILED(rv)) return rv;
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rv = remote->Init(aURL);
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if (NS_SUCCEEDED(rv)) {
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rv = remote->Refresh(PR_TRUE);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIRDFDataSource> result = do_QueryInterface(remote, &rv);
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*aResult = result;
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NS_IF_ADDREF(*aResult);
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return rv;
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}
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else {
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// we've already loaded this datasource. use cached copy
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return mRDF->GetDataSource(aURL, aResult);
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}
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}
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NS_IMETHODIMP
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nsXPINotifierImpl::New(nsISupports* aOuter, REFNSIID aIID, void** aResult)
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{
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NS_PRECONDITION(aOuter == nsnull, "no aggregation");
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if (aOuter)
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return NS_ERROR_NO_AGGREGATION;
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nsXPINotifierImpl* result = new nsXPINotifierImpl();
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if (! result)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(result); // stabilize
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nsresult rv;
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rv = result->Init();
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if (NS_SUCCEEDED(rv)) {
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rv = result->QueryInterface(aIID, aResult);
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}
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NS_RELEASE(result);
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return rv;
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}
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////////////////////////////////////////////////////////////////////////
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// nsISupports
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NS_IMPL_ADDREF(nsXPINotifierImpl);
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NS_IMETHODIMP_(nsrefcnt)
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nsXPINotifierImpl::Release()
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{
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--mRefCnt;
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if (mRefCnt == 1 && mInner) {
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mInner = nsnull; /* nsCOMPtr triggers Release() */
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}
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else if (mRefCnt == 0) {
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delete this;
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}
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return mRefCnt;
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}
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NS_IMETHODIMP
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nsXPINotifierImpl::QueryInterface(REFNSIID aIID, void** aResult)
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{
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NS_PRECONDITION(aResult != nsnull, "null ptr");
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if (! aResult)
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return NS_ERROR_NULL_POINTER;
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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if (aIID.Equals(kISupportsIID)) {
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*aResult = NS_STATIC_CAST(nsISupports*, this);
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}
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else if (aIID.Equals(nsIRDFDataSource::GetIID())) {
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*aResult = mInner;
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}
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else {
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*aResult = nsnull;
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return NS_NOINTERFACE;
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}
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NS_ADDREF(this);
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////
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// Component Manager Related Exports
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// {69FDC800-4050-11d3-BE2F-00104BDE6048}
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#define NS_XPIUPDATENOTIFIER_CID \
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{ 0x69fdc800, 0x4050, 0x11d3, { 0xbe, 0x2f, 0x0, 0x10, 0x4b, 0xde, 0x60, 0x48 } }
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static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
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static NS_DEFINE_CID(kGenericFactoryCID, NS_GENERICFACTORY_CID);
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static NS_DEFINE_CID(kXPIUpdateNotifierCID, NS_XPIUPDATENOTIFIER_CID);
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extern "C" PR_IMPLEMENT(nsresult)
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NSGetFactory(nsISupports* aServiceMgr,
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const nsCID &aClass,
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const char *aClassName,
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const char *aProgID,
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nsIFactory **aFactory)
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{
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NS_PRECONDITION(aFactory != nsnull, "null ptr");
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if (! aFactory)
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return NS_ERROR_NULL_POINTER;
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nsIGenericFactory::ConstructorProcPtr constructor;
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if (aClass.Equals(kXPIUpdateNotifierCID)) {
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constructor = nsXPINotifierImpl::New;
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}
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else {
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*aFactory = nsnull;
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return NS_NOINTERFACE; // XXX
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}
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nsresult rv;
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NS_WITH_SERVICE1(nsIComponentManager, compMgr, aServiceMgr, kComponentManagerCID, &rv);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIGenericFactory> factory;
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rv = compMgr->CreateInstance(kGenericFactoryCID,
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nsnull,
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nsIGenericFactory::GetIID(),
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getter_AddRefs(factory));
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if (NS_FAILED(rv)) return rv;
|
|
|
|
rv = factory->SetConstructor(constructor);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
*aFactory = factory;
|
|
NS_ADDREF(*aFactory);
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
extern "C" PR_IMPLEMENT(nsresult)
|
|
NSRegisterSelf(nsISupports* aServMgr , const char* aPath)
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIServiceManager> servMgr(do_QueryInterface(aServMgr, &rv));
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
NS_WITH_SERVICE1(nsIComponentManager, compMgr, servMgr, kComponentManagerCID, &rv);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
rv = compMgr->RegisterComponent(kXPIUpdateNotifierCID,
|
|
"XPInstall Update Notifier",
|
|
"component://netscape/rdf/datasource?name=xpinstall-update-notifier",
|
|
aPath, PR_TRUE, PR_TRUE);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
extern "C" PR_IMPLEMENT(nsresult)
|
|
NSUnregisterSelf(nsISupports* aServMgr, const char* aPath)
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIServiceManager> servMgr(do_QueryInterface(aServMgr, &rv));
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
NS_WITH_SERVICE1(nsIComponentManager, compMgr, servMgr, kComponentManagerCID, &rv);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
rv = compMgr->UnregisterComponent(kXPIUpdateNotifierCID, aPath);
|
|
|
|
return NS_OK;
|
|
}
|