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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/enterprise/data_controls/chrome_rules_service.h"
#include "base/memory/ptr_util.h"
#include "base/no_destructor.h"
#include "chrome/browser/profiles/profile.h"
#include "components/enterprise/data_controls/core/browser/prefs.h"
#include "components/prefs/pref_service.h"
namespace data_controls {
// ---------------------------------
// ChromeRulesService implementation
// ---------------------------------
ChromeRulesService::ChromeRulesService(content::BrowserContext* browser_context)
: RulesService(Profile::FromBrowserContext(browser_context)->GetPrefs()),
profile_(Profile::FromBrowserContext(browser_context)) {}
ChromeRulesService::~ChromeRulesService() = default;
Verdict ChromeRulesService::GetPrintVerdict(
const GURL& printed_page_url) const {
return GetVerdict(Rule::Restriction::kPrinting, {.source = {
.url = printed_page_url,
}});
}
Verdict ChromeRulesService::GetPasteVerdict(
const content::ClipboardEndpoint& source,
const content::ClipboardEndpoint& destination,
const content::ClipboardMetadata& metadata) const {
return GetVerdict(Rule::Restriction::kClipboard,
{
.source = GetAsActionSource(source),
.destination = GetAsActionDestination(destination),
});
}
Verdict ChromeRulesService::GetCopyRestrictedBySourceVerdict(
const GURL& source) const {
return GetVerdict(
Rule::Restriction::kClipboard,
{.source = {.url = source, .incognito = profile_->IsIncognitoProfile()}});
}
Verdict ChromeRulesService::GetCopyToOSClipboardVerdict(
const GURL& source) const {
return GetVerdict(Rule::Restriction::kClipboard,
{
.source = {.url = source,
.incognito = profile_->IsIncognitoProfile()},
.destination =
{
.os_clipboard = true,
},
});
}
bool ChromeRulesService::BlockScreenshots(const GURL& url) const {
return GetVerdict(Rule::Restriction::kScreenshot,
{.source = {.url = url,
.incognito = profile_->IsIncognitoProfile()}})
.level() == Rule::Level::kBlock;
}
ActionSource ChromeRulesService::GetAsActionSource(
const content::ClipboardEndpoint& endpoint) const {
if (!endpoint.browser_context()) {
return {.os_clipboard = true};
}
return ExtractPasteActionContext<ActionSource>(endpoint);
}
ActionDestination ChromeRulesService::GetAsActionDestination(
const content::ClipboardEndpoint& endpoint) const {
return ExtractPasteActionContext<ActionDestination>(endpoint);
}
template <typename ActionSourceOrDestination>
ActionSourceOrDestination ChromeRulesService::ExtractPasteActionContext(
const content::ClipboardEndpoint& endpoint) const {
ActionSourceOrDestination action;
if (endpoint.data_transfer_endpoint() &&
endpoint.data_transfer_endpoint()->IsUrlType() &&
endpoint.data_transfer_endpoint()->GetURL()) {
action.url = *endpoint.data_transfer_endpoint()->GetURL();
}
if (endpoint.browser_context()) {
action.incognito = Profile::FromBrowserContext(endpoint.browser_context())
->IsIncognitoProfile();
action.other_profile = endpoint.browser_context() != profile_;
}
return action;
}
// ----------------------------------------
// ChromeRulesServiceFactory implementation
// ----------------------------------------
RulesService* ChromeRulesServiceFactory::GetForBrowserContext(
content::BrowserContext* context) {
return static_cast<RulesService*>(
GetInstance()->GetServiceForBrowserContext(context, /*create=*/true));
}
// static
ChromeRulesServiceFactory* ChromeRulesServiceFactory::GetInstance() {
static base::NoDestructor<ChromeRulesServiceFactory> instance;
return instance.get();
}
ChromeRulesServiceFactory::ChromeRulesServiceFactory()
: ProfileKeyedServiceFactory(
"DataControlsRulesService",
ProfileSelections::Builder()
.WithRegular(ProfileSelection::kOwnInstance)
.WithGuest(ProfileSelection::kOwnInstance)
.WithSystem(ProfileSelection::kOwnInstance)
.WithAshInternals(ProfileSelection::kOwnInstance)
.Build()) {
// TODO: Add DependsOn statements.
}
ChromeRulesServiceFactory::~ChromeRulesServiceFactory() = default;
std::unique_ptr<KeyedService>
ChromeRulesServiceFactory::BuildServiceInstanceForBrowserContext(
content::BrowserContext* context) const {
return base::WrapUnique(new ChromeRulesService(context));
}
} // namespace data_controls
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