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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/browsing_data/browsing_data_cache_storage_helper.h"
#include <vector>
#include "base/bind.h"
#include "base/location.h"
#include "chrome/browser/browsing_data/browsing_data_helper.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/cache_storage_context.h"
using content::BrowserThread;
using content::CacheStorageContext;
using content::CacheStorageUsageInfo;
namespace {
void GetAllOriginsInfoCallback(
const BrowsingDataCacheStorageHelper::FetchCallback& callback,
const std::vector<CacheStorageUsageInfo>& origins) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
DCHECK(!callback.is_null());
std::list<content::CacheStorageUsageInfo> result;
for (const CacheStorageUsageInfo& origin : origins) {
if (!BrowsingDataHelper::HasWebScheme(origin.origin))
continue; // Non-websafe state is not considered browsing data.
result.push_back(origin);
}
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(callback, result));
}
} // namespace
BrowsingDataCacheStorageHelper::BrowsingDataCacheStorageHelper(
CacheStorageContext* cache_storage_context)
: cache_storage_context_(cache_storage_context) {
DCHECK(cache_storage_context_);
}
BrowsingDataCacheStorageHelper::~BrowsingDataCacheStorageHelper() {}
void BrowsingDataCacheStorageHelper::StartFetching(
const FetchCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(!callback.is_null());
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(
&BrowsingDataCacheStorageHelper::FetchCacheStorageUsageInfoOnIOThread,
this, callback));
}
void BrowsingDataCacheStorageHelper::DeleteCacheStorage(const GURL& origin) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&BrowsingDataCacheStorageHelper::DeleteCacheStorageOnIOThread,
this, origin));
}
void BrowsingDataCacheStorageHelper::FetchCacheStorageUsageInfoOnIOThread(
const FetchCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
DCHECK(!callback.is_null());
cache_storage_context_->GetAllOriginsInfo(
base::Bind(&GetAllOriginsInfoCallback, callback));
}
void BrowsingDataCacheStorageHelper::DeleteCacheStorageOnIOThread(
const GURL& origin) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
cache_storage_context_->DeleteForOrigin(origin);
}
CannedBrowsingDataCacheStorageHelper::PendingCacheStorageUsageInfo::
PendingCacheStorageUsageInfo(const GURL& origin,
int64_t total_size_bytes,
const base::Time& last_modified)
: origin(origin),
total_size_bytes(total_size_bytes),
last_modified(last_modified) {}
CannedBrowsingDataCacheStorageHelper::PendingCacheStorageUsageInfo::
~PendingCacheStorageUsageInfo() {}
bool CannedBrowsingDataCacheStorageHelper::PendingCacheStorageUsageInfo::
operator<(const PendingCacheStorageUsageInfo& other) const {
return origin < other.origin;
}
CannedBrowsingDataCacheStorageHelper::CannedBrowsingDataCacheStorageHelper(
content::CacheStorageContext* context)
: BrowsingDataCacheStorageHelper(context) {}
CannedBrowsingDataCacheStorageHelper::~CannedBrowsingDataCacheStorageHelper() {}
void CannedBrowsingDataCacheStorageHelper::AddCacheStorage(const GURL& origin) {
if (!BrowsingDataHelper::HasWebScheme(origin))
return; // Non-websafe state is not considered browsing data.
pending_cache_storage_info_.insert(
PendingCacheStorageUsageInfo(origin, 0, base::Time()));
}
void CannedBrowsingDataCacheStorageHelper::Reset() {
pending_cache_storage_info_.clear();
}
bool CannedBrowsingDataCacheStorageHelper::empty() const {
return pending_cache_storage_info_.empty();
}
size_t CannedBrowsingDataCacheStorageHelper::GetCacheStorageCount() const {
return pending_cache_storage_info_.size();
}
const std::set<
CannedBrowsingDataCacheStorageHelper::PendingCacheStorageUsageInfo>&
CannedBrowsingDataCacheStorageHelper::GetCacheStorageUsageInfo() const {
return pending_cache_storage_info_;
}
void CannedBrowsingDataCacheStorageHelper::StartFetching(
const FetchCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(!callback.is_null());
std::list<CacheStorageUsageInfo> result;
for (const PendingCacheStorageUsageInfo& pending_info :
pending_cache_storage_info_) {
CacheStorageUsageInfo info(pending_info.origin,
pending_info.total_size_bytes,
pending_info.last_modified);
result.push_back(info);
}
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(callback, result));
}
void CannedBrowsingDataCacheStorageHelper::DeleteCacheStorage(
const GURL& origin) {
for (std::set<PendingCacheStorageUsageInfo>::iterator it =
pending_cache_storage_info_.begin();
it != pending_cache_storage_info_.end();) {
if (it->origin == origin)
pending_cache_storage_info_.erase(it++);
else
++it;
}
BrowsingDataCacheStorageHelper::DeleteCacheStorage(origin);
}
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