| // Copyright (c) 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/counters/cache_counter.h" |
| #include "base/bind.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "components/browsing_data/content/conditional_cache_counting_helper.h" |
| #include "components/browsing_data/core/pref_names.h" |
| #include "components/offline_pages/buildflags/buildflags.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "net/base/net_errors.h" |
| |
| #if BUILDFLAG(ENABLE_OFFLINE_PAGES) |
| #include "chrome/browser/offline_pages/offline_page_utils.h" |
| #endif // BUILDFLAG(ENABLE_OFFLINE_PAGES) |
| |
| CacheCounter::CacheResult::CacheResult(const CacheCounter* source, |
| int64_t cache_size, |
| bool is_upper_limit) |
| : FinishedResult(source, cache_size), |
| cache_size_(cache_size), |
| is_upper_limit_(is_upper_limit) {} |
| |
| CacheCounter::CacheResult::~CacheResult() {} |
| |
| CacheCounter::CacheCounter(Profile* profile) : profile_(profile) {} |
| |
| CacheCounter::~CacheCounter() { |
| } |
| |
| const char* CacheCounter::GetPrefName() const { |
| return GetTab() == browsing_data::ClearBrowsingDataTab::BASIC |
| ? browsing_data::prefs::kDeleteCacheBasic |
| : browsing_data::prefs::kDeleteCache; |
| } |
| |
| void CacheCounter::Count() { |
| // Cancel existing requests and reset states. |
| weak_ptr_factory_.InvalidateWeakPtrs(); |
| calculated_size_ = 0; |
| is_upper_limit_ = false; |
| pending_sources_ = 1; |
| browsing_data::ConditionalCacheCountingHelper::Count( |
| content::BrowserContext::GetDefaultStoragePartition(profile_), |
| GetPeriodStart(), base::Time::Max(), |
| base::BindOnce(&CacheCounter::OnCacheSizeCalculated, |
| weak_ptr_factory_.GetWeakPtr())); |
| #if BUILDFLAG(ENABLE_OFFLINE_PAGES) |
| if (offline_pages::OfflinePageUtils::GetCachedOfflinePageSizeBetween( |
| profile_, |
| base::BindOnce(&CacheCounter::OnCacheSizeCalculated, |
| weak_ptr_factory_.GetWeakPtr(), |
| false /* is_upper_limit */), |
| GetPeriodStart(), base::Time::Max())) { |
| pending_sources_++; |
| } |
| #endif // BUILDFLAG(ENABLE_OFFLINE_PAGES) |
| } |
| |
| void CacheCounter::OnCacheSizeCalculated(bool is_upper_limit, |
| int64_t cache_bytes) { |
| // A value less than 0 means a net error code. |
| if (cache_bytes < 0) |
| return; |
| |
| pending_sources_--; |
| calculated_size_ += cache_bytes; |
| is_upper_limit_ |= is_upper_limit; |
| if (pending_sources_ == 0) { |
| auto result = |
| std::make_unique<CacheResult>(this, calculated_size_, is_upper_limit_); |
| ReportResult(std::move(result)); |
| } |
| } |