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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/ui/webui/settings/site_settings_handler.h"
#include "base/bind.h"
#include "base/values.h"
#include "chrome/browser/browsing_data/browsing_data_local_storage_helper.h"
#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/content_settings/core/common/content_settings_types.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/web_ui.h"
#include "storage/browser/quota/quota_manager.h"
#include "storage/common/quota/quota_status_code.h"
#include "ui/base/text/bytes_formatting.h"
namespace settings {
SiteSettingsHandler::SiteSettingsHandler(Profile* profile)
: profile_(profile) {
}
SiteSettingsHandler::~SiteSettingsHandler() {
}
void SiteSettingsHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"fetchUsageTotal",
base::Bind(&SiteSettingsHandler::HandleFetchUsageTotal,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"clearUsage",
base::Bind(&SiteSettingsHandler::HandleClearUsage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"setDefaultValueForContentType",
base::Bind(&SiteSettingsHandler::HandleSetDefaultValueForContentType,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"getDefaultValueForContentType",
base::Bind(&SiteSettingsHandler::HandleGetDefaultValueForContentType,
base::Unretained(this)));
}
void SiteSettingsHandler::OnGetUsageInfo(
const storage::UsageInfoEntries& entries) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
for (const auto& entry : entries) {
if (entry.usage <= 0) continue;
if (entry.host == usage_host_) {
web_ui()->CallJavascriptFunction(
"settings.WebsiteUsagePrivateApi.returnUsageTotal",
base::StringValue(entry.host),
base::StringValue(ui::FormatBytes(entry.usage)),
base::FundamentalValue(entry.type));
return;
}
}
}
void SiteSettingsHandler::OnUsageInfoCleared(storage::QuotaStatusCode code) {
if (code == storage::kQuotaStatusOk) {
web_ui()->CallJavascriptFunction(
"settings.WebsiteUsagePrivateApi.onUsageCleared",
base::StringValue(clearing_origin_));
}
}
void SiteSettingsHandler::HandleFetchUsageTotal(
const base::ListValue* args) {
CHECK_EQ(1U, args->GetSize());
std::string host;
CHECK(args->GetString(0, &host));
usage_host_ = host;
scoped_refptr<StorageInfoFetcher> storage_info_fetcher
= new StorageInfoFetcher(profile_);
storage_info_fetcher->FetchStorageInfo(
base::Bind(&SiteSettingsHandler::OnGetUsageInfo, base::Unretained(this)));
}
void SiteSettingsHandler::HandleClearUsage(
const base::ListValue* args) {
CHECK_EQ(2U, args->GetSize());
std::string origin;
CHECK(args->GetString(0, &origin));
int type;
CHECK(args->GetInteger(1, &type));
GURL url(origin);
if (url.is_valid()) {
clearing_origin_ = origin;
// Start by clearing the storage data asynchronously.
scoped_refptr<StorageInfoFetcher> storage_info_fetcher
= new StorageInfoFetcher(profile_);
storage_info_fetcher->ClearStorage(
url.host(),
static_cast<storage::StorageType>(type),
base::Bind(&SiteSettingsHandler::OnUsageInfoCleared,
base::Unretained(this)));
// Also clear the *local* storage data.
scoped_refptr<BrowsingDataLocalStorageHelper> local_storage_helper =
new BrowsingDataLocalStorageHelper(profile_);
local_storage_helper->DeleteOrigin(url);
}
}
void SiteSettingsHandler::HandleSetDefaultValueForContentType(
const base::ListValue* args) {
CHECK_EQ(2U, args->GetSize());
int content_type;
CHECK(args->GetInteger(0, &content_type));
int default_setting;
CHECK(args->GetInteger(1, &default_setting));
HostContentSettingsMap* map =
HostContentSettingsMapFactory::GetForProfile(profile_);
map->SetDefaultContentSetting(static_cast<ContentSettingsType>(content_type),
static_cast<ContentSetting>(default_setting));
}
void SiteSettingsHandler::HandleGetDefaultValueForContentType(
const base::ListValue* args) {
CHECK_EQ(2U, args->GetSize());
const base::Value* callback_id;
CHECK(args->Get(0, &callback_id));
int type;
CHECK(args->GetInteger(1, &type));
ContentSettingsType content_type = static_cast<ContentSettingsType>(type);
HostContentSettingsMap* map =
HostContentSettingsMapFactory::GetForProfile(profile_);
ContentSetting setting = map->GetDefaultContentSetting(content_type, nullptr);
// FullScreen is Allow vs. Ask.
bool enabled;
if (content_type == CONTENT_SETTINGS_TYPE_FULLSCREEN)
enabled = setting != CONTENT_SETTING_ASK;
else
enabled = setting != CONTENT_SETTING_BLOCK;
CallJavascriptCallback(*callback_id, base::FundamentalValue(enabled));
}
} // namespace settings
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