gecko/netwerk/cache/nsApplicationCacheService.cpp

126 lines
3.9 KiB
C++

/* 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 "nsDiskCache.h"
#include "nsDiskCacheDeviceSQL.h"
#include "nsCacheService.h"
#include "nsApplicationCacheService.h"
#include "nsNetUtil.h"
using namespace mozilla;
static NS_DEFINE_CID(kCacheServiceCID, NS_CACHESERVICE_CID);
NS_IMPL_ISUPPORTS1(nsApplicationCacheService, nsIApplicationCacheService)
nsApplicationCacheService::nsApplicationCacheService()
{
nsCOMPtr<nsICacheService> serv = do_GetService(kCacheServiceCID);
mCacheService = nsCacheService::GlobalInstance();
}
NS_IMETHODIMP
nsApplicationCacheService::CreateApplicationCache(const nsACString &group,
nsIApplicationCache **out)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->CreateApplicationCache(group, out);
}
NS_IMETHODIMP
nsApplicationCacheService::GetApplicationCache(const nsACString &clientID,
nsIApplicationCache **out)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->GetApplicationCache(clientID, out);
}
NS_IMETHODIMP
nsApplicationCacheService::GetActiveCache(const nsACString &group,
nsIApplicationCache **out)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->GetActiveCache(group, out);
}
NS_IMETHODIMP
nsApplicationCacheService::DeactivateGroup(const nsACString &group)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->DeactivateGroup(group);
}
NS_IMETHODIMP
nsApplicationCacheService::ChooseApplicationCache(const nsACString &key,
nsIApplicationCache **out)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->ChooseApplicationCache(key, out);
}
NS_IMETHODIMP
nsApplicationCacheService::CacheOpportunistically(nsIApplicationCache* cache,
const nsACString &key)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->CacheOpportunistically(cache, key);
}
NS_IMETHODIMP
nsApplicationCacheService::GetGroups(PRUint32 *count,
char ***keys)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->GetGroups(count, keys);
}
NS_IMETHODIMP
nsApplicationCacheService::GetGroupsTimeOrdered(PRUint32 *count,
char ***keys)
{
if (!mCacheService)
return NS_ERROR_UNEXPECTED;
nsRefPtr<nsOfflineCacheDevice> device;
nsresult rv = mCacheService->GetOfflineDevice(getter_AddRefs(device));
NS_ENSURE_SUCCESS(rv, rv);
return device->GetGroupsTimeOrdered(count, keys);
}