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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.
#ifndef CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_
#include <vector>
#include "base/scoped_observer.h"
#include "chrome/browser/storage/storage_info_fetcher.h"
#include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
#include "components/content_settings/core/browser/content_settings_observer.h"
class HostContentSettingsMap;
class Profile;
namespace base {
class ListValue;
}
namespace settings {
// Chrome "ContentSettings" settings page UI handler.
class SiteSettingsHandler : public SettingsPageUIHandler,
public content_settings::Observer {
public:
explicit SiteSettingsHandler(Profile* profile);
~SiteSettingsHandler() override;
// SettingsPageUIHandler:
void RegisterMessages() override;
void OnJavascriptAllowed() override;
void OnJavascriptDisallowed() override;
void OnGetUsageInfo(const storage::UsageInfoEntries& entries);
void OnUsageInfoCleared(storage::QuotaStatusCode code);
// content_settings::Observer:
void OnContentSettingChanged(const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsType content_type,
std::string resource_identifier) override;
private:
friend class SiteSettingsHandlerTest;
FRIEND_TEST_ALL_PREFIXES(SiteSettingsHandlerTest, GetAndSetDefault);
FRIEND_TEST_ALL_PREFIXES(SiteSettingsHandlerTest, Origins);
FRIEND_TEST_ALL_PREFIXES(SiteSettingsHandlerTest, Patterns);
// Asynchronously fetches the usage for a given origin. Replies back with
// OnGetUsageInfo above.
void HandleFetchUsageTotal(const base::ListValue* args);
// Deletes the storage being used for a given host.
void HandleClearUsage(const base::ListValue* args);
// Gets and sets the default value for a particular content settings type.
void HandleSetDefaultValueForContentType(const base::ListValue* args);
void HandleGetDefaultValueForContentType(const base::ListValue* args);
// Returns the list of site exceptions for a given content settings type.
void HandleGetExceptionList(const base::ListValue* args);
// Handles setting and resetting of an origin permission.
void HandleResetCategoryPermissionForOrigin(const base::ListValue* args);
void HandleSetCategoryPermissionForOrigin(const base::ListValue* args);
// Returns whether a given pattern is valid.
void HandleIsPatternValid(const base::ListValue* args);
Profile* profile_;
// The host for which to fetch usage.
std::string usage_host_;
// The origin for which to clear usage.
std::string clearing_origin_;
// Change observer for content settings.
ScopedObserver<HostContentSettingsMap, content_settings::Observer> observer_;
DISALLOW_COPY_AND_ASSIGN(SiteSettingsHandler);
};
} // namespace settings
#endif // CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_