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-rw-r--r--netwerk/cache2/AppCacheStorage.cpp177
1 files changed, 177 insertions, 0 deletions
diff --git a/netwerk/cache2/AppCacheStorage.cpp b/netwerk/cache2/AppCacheStorage.cpp
new file mode 100644
index 000000000..c550b272d
--- /dev/null
+++ b/netwerk/cache2/AppCacheStorage.cpp
@@ -0,0 +1,177 @@
+/* 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 "CacheLog.h"
+#include "AppCacheStorage.h"
+#include "CacheStorageService.h"
+
+#include "OldWrappers.h"
+
+#include "nsICacheEntryDoomCallback.h"
+
+#include "nsCacheService.h"
+#include "nsIApplicationCache.h"
+#include "nsIApplicationCacheService.h"
+#include "nsIURI.h"
+#include "nsNetCID.h"
+#include "nsServiceManagerUtils.h"
+#include "nsThreadUtils.h"
+
+namespace mozilla {
+namespace net {
+
+NS_IMPL_ISUPPORTS_INHERITED0(AppCacheStorage, CacheStorage)
+
+AppCacheStorage::AppCacheStorage(nsILoadContextInfo* aInfo,
+ nsIApplicationCache* aAppCache)
+: CacheStorage(aInfo, true /* disk */, false /* lookup app cache */, false /* skip size check */, false /* pin */)
+, mAppCache(aAppCache)
+{
+ MOZ_COUNT_CTOR(AppCacheStorage);
+}
+
+AppCacheStorage::~AppCacheStorage()
+{
+ ProxyReleaseMainThread(mAppCache);
+ MOZ_COUNT_DTOR(AppCacheStorage);
+}
+
+NS_IMETHODIMP AppCacheStorage::AsyncOpenURI(nsIURI *aURI,
+ const nsACString & aIdExtension,
+ uint32_t aFlags,
+ nsICacheEntryOpenCallback *aCallback)
+{
+ if (!CacheStorageService::Self())
+ return NS_ERROR_NOT_INITIALIZED;
+
+ NS_ENSURE_ARG(aURI);
+ NS_ENSURE_ARG(aCallback);
+
+ nsresult rv;
+
+ nsCOMPtr<nsIApplicationCache> appCache = mAppCache;
+
+ if (!appCache) {
+ rv = ChooseApplicationCache(aURI, getter_AddRefs(appCache));
+ NS_ENSURE_SUCCESS(rv, rv);
+ }
+
+ if (!appCache) {
+ LOG(("AppCacheStorage::AsyncOpenURI entry not found in any appcache, giving up"));
+ aCallback->OnCacheEntryAvailable(nullptr, false, nullptr, NS_ERROR_CACHE_KEY_NOT_FOUND);
+ return NS_OK;
+ }
+
+ nsCOMPtr<nsIURI> noRefURI;
+ rv = aURI->CloneIgnoringRef(getter_AddRefs(noRefURI));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsAutoCString cacheKey;
+ rv = noRefURI->GetAsciiSpec(cacheKey);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // This is the only way how to recognize appcache data by the anonymous
+ // flag. There is no way to switch to e.g. a different session, because
+ // there is just a single session for an appcache version (identified
+ // by the client id).
+ if (LoadInfo()->IsAnonymous()) {
+ cacheKey = NS_LITERAL_CSTRING("anon&") + cacheKey;
+ }
+
+ nsAutoCString scheme;
+ rv = noRefURI->GetScheme(scheme);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ RefPtr<_OldCacheLoad> appCacheLoad =
+ new _OldCacheLoad(scheme, cacheKey, aCallback, appCache,
+ LoadInfo(), WriteToDisk(), aFlags);
+ rv = appCacheLoad->Start();
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP AppCacheStorage::OpenTruncate(nsIURI *aURI, const nsACString & aIdExtension,
+ nsICacheEntry **aCacheEntry)
+{
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP AppCacheStorage::Exists(nsIURI *aURI, const nsACString & aIdExtension,
+ bool *aResult)
+{
+ *aResult = false;
+ return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP AppCacheStorage::AsyncDoomURI(nsIURI *aURI, const nsACString & aIdExtension,
+ nsICacheEntryDoomCallback* aCallback)
+{
+ if (!CacheStorageService::Self())
+ return NS_ERROR_NOT_INITIALIZED;
+
+ if (!mAppCache) {
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ RefPtr<_OldStorage> old = new _OldStorage(
+ LoadInfo(), WriteToDisk(), LookupAppCache(), true, mAppCache);
+ return old->AsyncDoomURI(aURI, aIdExtension, aCallback);
+}
+
+NS_IMETHODIMP AppCacheStorage::AsyncEvictStorage(nsICacheEntryDoomCallback* aCallback)
+{
+ if (!CacheStorageService::Self())
+ return NS_ERROR_NOT_INITIALIZED;
+
+ nsresult rv;
+
+ if (!mAppCache) {
+ // Discard everything under this storage context
+ nsCOMPtr<nsIApplicationCacheService> appCacheService =
+ do_GetService(NS_APPLICATIONCACHESERVICE_CONTRACTID, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = appCacheService->Evict(LoadInfo());
+ NS_ENSURE_SUCCESS(rv, rv);
+ } else {
+ // Discard the group
+ RefPtr<_OldStorage> old = new _OldStorage(
+ LoadInfo(), WriteToDisk(), LookupAppCache(), true, mAppCache);
+ rv = old->AsyncEvictStorage(aCallback);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ return NS_OK;
+ }
+
+ if (aCallback)
+ aCallback->OnCacheEntryDoomed(NS_OK);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP AppCacheStorage::AsyncVisitStorage(nsICacheStorageVisitor* aVisitor,
+ bool aVisitEntries)
+{
+ if (!CacheStorageService::Self())
+ return NS_ERROR_NOT_INITIALIZED;
+
+ LOG(("AppCacheStorage::AsyncVisitStorage [this=%p, cb=%p]", this, aVisitor));
+
+ nsresult rv;
+
+ nsCOMPtr<nsICacheService> serv =
+ do_GetService(NS_CACHESERVICE_CONTRACTID, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ RefPtr<_OldVisitCallbackWrapper> cb = new _OldVisitCallbackWrapper(
+ "offline", aVisitor, aVisitEntries, LoadInfo());
+ rv = nsCacheService::GlobalInstance()->VisitEntriesInternal(cb);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ return NS_OK;
+}
+
+} // namespace net
+} // namespace mozilla