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// Copyright 2016 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/profiles/profile_statistics_aggregator.h"
#include <stddef.h>
#include "base/bind.h"
#include "base/macros.h"
#include "base/time/time.h"
#include "chrome/browser/bookmarks/bookmark_model_factory.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/history/history_service_factory.h"
#include "chrome/browser/password_manager/password_store_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/profiles/profile_statistics.h"
#include "chrome/browser/profiles/profile_statistics_factory.h"
#include "components/bookmarks/browser/bookmark_model.h"
#include "components/bookmarks/browser/bookmark_node.h"
#include "components/history/core/browser/history_service.h"
#include "components/password_manager/core/browser/password_store.h"
#include "components/prefs/pref_service.h"
#include "content/public/browser/browser_thread.h"
namespace {
int CountBookmarksFromNode(const bookmarks::BookmarkNode* node) {
int count = 0;
if (node->is_url()) {
++count;
} else {
for (int i = 0; i < node->child_count(); ++i)
count += CountBookmarksFromNode(node->GetChild(i));
}
return count;
}
} // namespace
void ProfileStatisticsAggregator::BookmarkModelHelper::BookmarkModelLoaded(
bookmarks::BookmarkModel* model, bool ids_reassigned) {
// Remove observer before release, otherwise it may become a dangling
// reference.
model->RemoveObserver(this);
parent_->CountBookmarks(model);
parent_->Release();
}
void ProfileStatisticsAggregator::PasswordStoreConsumerHelper::
OnGetPasswordStoreResults(ScopedVector<autofill::PasswordForm> results) {
parent_->StatisticsCallbackSuccess(
profiles::kProfileStatisticsPasswords, results.size());
}
ProfileStatisticsAggregator::ProfileStatisticsAggregator(
Profile* profile, const profiles::ProfileStatisticsCallback& stats_callback,
const base::Closure& destruct_callback)
: profile_(profile),
profile_path_(profile_->GetPath()),
destruct_callback_(destruct_callback),
password_store_consumer_helper_(this) {
AddCallbackAndStartAggregator(stats_callback);
}
ProfileStatisticsAggregator::~ProfileStatisticsAggregator() {
if (!destruct_callback_.is_null())
destruct_callback_.Run();
}
size_t ProfileStatisticsAggregator::GetCallbackCount() {
return stats_callbacks_.size();
}
void ProfileStatisticsAggregator::AddCallbackAndStartAggregator(
const profiles::ProfileStatisticsCallback& stats_callback) {
if (!stats_callback.is_null())
stats_callbacks_.push_back(stats_callback);
StartAggregator();
}
void ProfileStatisticsAggregator::StartAggregator() {
DCHECK(g_browser_process->profile_manager()->IsValidProfile(profile_));
profile_category_stats_.clear();
// Try to cancel tasks from task trackers.
tracker_.TryCancelAll();
password_store_consumer_helper_.cancelable_task_tracker()->TryCancelAll();
// Initiate bookmark counting (async).
tracker_.PostTask(
content::BrowserThread::GetMessageLoopProxyForThread(
content::BrowserThread::UI).get(),
FROM_HERE,
base::Bind(&ProfileStatisticsAggregator::WaitOrCountBookmarks, this));
// Initiate history counting (async).
history::HistoryService* history_service =
HistoryServiceFactory::GetForProfileWithoutCreating(profile_);
if (history_service) {
history_service->GetHistoryCount(
base::Time(),
base::Time::Max(),
base::Bind(&ProfileStatisticsAggregator::StatisticsCallbackHistory,
this),
&tracker_);
} else {
StatisticsCallbackFailure(profiles::kProfileStatisticsBrowsingHistory);
}
// Initiate stored password counting (async).
scoped_refptr<password_manager::PasswordStore> password_store =
PasswordStoreFactory::GetForProfile(
profile_, ServiceAccessType::EXPLICIT_ACCESS);
if (password_store) {
password_store->GetAutofillableLogins(&password_store_consumer_helper_);
} else {
StatisticsCallbackFailure(profiles::kProfileStatisticsPasswords);
}
// Initiate preference counting (async).
tracker_.PostTaskAndReplyWithResult(
content::BrowserThread::GetMessageLoopProxyForThread(
content::BrowserThread::UI).get(),
FROM_HERE,
base::Bind(&ProfileStatisticsAggregator::CountPrefs, this),
base::Bind(&ProfileStatisticsAggregator::StatisticsCallback,
this, profiles::kProfileStatisticsSettings));
}
void ProfileStatisticsAggregator::StatisticsCallback(
const char* category, ProfileStatValue result) {
profiles::ProfileCategoryStat datum;
datum.category = category;
datum.count = result.count;
datum.success = result.success;
profile_category_stats_.push_back(datum);
for (const auto& stats_callback : stats_callbacks_) {
DCHECK(!stats_callback.is_null());
stats_callback.Run(profile_category_stats_);
}
if (result.success) {
ProfileStatistics::SetProfileStatisticsToAttributesStorage(
profile_path_, datum.category, result.count);
}
}
void ProfileStatisticsAggregator::StatisticsCallbackSuccess(
const char* category, int count) {
ProfileStatValue result;
result.count = count;
result.success = true;
StatisticsCallback(category, result);
}
void ProfileStatisticsAggregator::StatisticsCallbackFailure(
const char* category) {
ProfileStatValue result;
result.count = 0;
result.success = false;
StatisticsCallback(category, result);
}
void ProfileStatisticsAggregator::StatisticsCallbackHistory(
history::HistoryCountResult result) {
ProfileStatValue result_converted;
result_converted.count = result.count;
result_converted.success = result.success;
StatisticsCallback(profiles::kProfileStatisticsBrowsingHistory,
result_converted);
}
void ProfileStatisticsAggregator::CountBookmarks(
bookmarks::BookmarkModel* bookmark_model) {
int count = CountBookmarksFromNode(bookmark_model->bookmark_bar_node()) +
CountBookmarksFromNode(bookmark_model->other_node()) +
CountBookmarksFromNode(bookmark_model->mobile_node());
StatisticsCallbackSuccess(profiles::kProfileStatisticsBookmarks, count);
}
void ProfileStatisticsAggregator::WaitOrCountBookmarks() {
// The following checks should only fail in unit tests unrelated to gathering
// statistics. Do not bother to return failure in any of these cases.
ProfileManager* profile_manager = g_browser_process->profile_manager();
if (!profile_manager)
return;
if (!g_browser_process->profile_manager()->IsValidProfile(profile_))
return;
bookmarks::BookmarkModel* bookmark_model =
BookmarkModelFactory::GetForProfileIfExists(profile_);
if (bookmark_model) {
if (bookmark_model->loaded()) {
CountBookmarks(bookmark_model);
} else {
AddRef();
bookmark_model_helper_.reset(new BookmarkModelHelper(this));
bookmark_model->AddObserver(bookmark_model_helper_.get());
}
} else {
StatisticsCallbackFailure(profiles::kProfileStatisticsBookmarks);
}
}
ProfileStatisticsAggregator::ProfileStatValue
ProfileStatisticsAggregator::CountPrefs() const {
const PrefService* pref_service = profile_->GetPrefs();
ProfileStatValue result;
if (pref_service) {
scoped_ptr<base::DictionaryValue> prefs =
pref_service->GetPreferenceValuesWithoutPathExpansion();
int count = 0;
for (base::DictionaryValue::Iterator it(*(prefs.get()));
!it.IsAtEnd(); it.Advance()) {
const PrefService::Preference* pref = pref_service->
FindPreference(it.key());
// Skip all dictionaries (which must be empty by the function call above).
if (it.value().GetType() != base::Value::TYPE_DICTIONARY &&
pref && pref->IsUserControlled() && !pref->IsDefaultValue()) {
++count;
}
}
result.count = count;
result.success = true;
} else {
result.count = 0;
result.success = false;
}
return result;
}
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