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// Copyright 2014 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_EXTENSIONS_API_RUNTIME_CHROME_RUNTIME_API_DELEGATE_H_
#define CHROME_BROWSER_EXTENSIONS_API_RUNTIME_CHROME_RUNTIME_API_DELEGATE_H_
#include <map>
#include <vector>
#include "base/macros.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "extensions/browser/api/runtime/runtime_api.h"
#include "extensions/browser/api/runtime/runtime_api_delegate.h"
namespace base {
class TimeTicks;
}
namespace content {
class BrowserContext;
class NotificationDetails;
class NotificationSource;
}
namespace extensions {
class RuntimeAPI;
class UpdateObserver;
}
class ChromeRuntimeAPIDelegate : public extensions::RuntimeAPIDelegate,
public content::NotificationObserver {
public:
explicit ChromeRuntimeAPIDelegate(content::BrowserContext* context);
virtual ~ChromeRuntimeAPIDelegate();
private:
friend class extensions::RuntimeAPI;
// extensions::RuntimeAPIDelegate implementation.
virtual void AddUpdateObserver(extensions::UpdateObserver* observer) override;
virtual void RemoveUpdateObserver(
extensions::UpdateObserver* observer) override;
virtual base::Version GetPreviousExtensionVersion(
const extensions::Extension* extension) override;
virtual void ReloadExtension(const std::string& extension_id) override;
virtual bool CheckForUpdates(const std::string& extension_id,
const UpdateCheckCallback& callback) override;
virtual void OpenURL(const GURL& uninstall_url) override;
virtual bool GetPlatformInfo(
extensions::core_api::runtime::PlatformInfo* info) override;
virtual bool RestartDevice(std::string* error_message) override;
// content::NotificationObserver implementation.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override;
void UpdateCheckComplete(const std::string& extension_id);
void CallUpdateCallbacks(const std::string& extension_id,
const UpdateCheckResult& result);
content::BrowserContext* browser_context_;
content::NotificationRegistrar registrar_;
// Whether the API registered with the ExtensionService to receive
// update notifications.
bool registered_for_updates_;
// Map to prevent extensions from getting stuck in reload loops. Maps
// extension id to the last time it was reloaded and the number of times
// it was reloaded with not enough time in between reloads.
std::map<std::string, std::pair<base::TimeTicks, int> > last_reload_time_;
// Pending update checks.
typedef std::vector<UpdateCheckCallback> UpdateCallbackList;
typedef std::map<std::string, UpdateCallbackList> UpdateCallbackMap;
UpdateCallbackMap pending_update_checks_;
private:
DISALLOW_COPY_AND_ASSIGN(ChromeRuntimeAPIDelegate);
};
#endif // CHROME_BROWSER_EXTENSIONS_API_RUNTIME_CHROME_RUNTIME_API_DELEGATE_H_
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