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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_WEBSTORE_WEBSTORE_API_H_
#define CHROME_BROWSER_EXTENSIONS_API_WEBSTORE_WEBSTORE_API_H_
#include <list>
#include <string>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/scoped_observer.h"
#include "chrome/browser/extensions/install_observer.h"
#include "chrome/common/extensions/api/webstore/webstore_api_constants.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/event_router.h"
namespace base {
class ListValue;
}
namespace content {
class BrowserContext;
}
namespace IPC {
class Sender;
}
namespace extensions {
class InstallTracker;
class WebstoreAPI : public BrowserContextKeyedAPI,
public InstallObserver {
public:
explicit WebstoreAPI(content::BrowserContext* browser_context);
~WebstoreAPI() override;
static WebstoreAPI* Get(content::BrowserContext* browser_context);
// Called whenever an inline extension install is started. Examines
// |listener_mask| to determine if a download progress or install
// stage listener should be added.
// |routing_id| refers to the id to which we send any return messages;
// |ipc_sender| is the sender through which we send them (typically this
// is the TabHelper which started the inline install).
void OnInlineInstallStart(int routing_id,
IPC::Sender* ipc_sender,
const std::string& extension_id,
int listener_mask);
// Called when an inline extension install finishes. Removes any listeners
// related to the |routing_id|-|extension_id| pair.
void OnInlineInstallFinished(int routing_id, const std::string& extension_id);
// BrowserContextKeyedAPI implementation.
static BrowserContextKeyedAPIFactory<WebstoreAPI>* GetFactoryInstance();
private:
friend class BrowserContextKeyedAPIFactory<WebstoreAPI>;
// A simple struct to hold our listeners' information for each observed
// install.
struct ObservedInstallInfo;
typedef std::list<ObservedInstallInfo> ObservedInstallInfoList;
// Sends an installation stage update message if we are observing
// the extension's install.
void SendInstallMessageIfObserved(const std::string& extension_id,
api::webstore::InstallStage install_stage);
// Removes listeners for the given |extension_id|-|routing_id| pair from
// |listeners|.
void RemoveListeners(int routing_id,
const std::string& extension_id,
ObservedInstallInfoList* listeners);
// InstallObserver implementation.
void OnBeginExtensionDownload(const std::string& extension_id) override;
void OnDownloadProgress(const std::string& extension_id,
int percent_downloaded) override;
void OnBeginCrxInstall(const std::string& extension_id) override;
void OnShutdown() override;
// BrowserContextKeyedService implementation.
void Shutdown() override;
// BrowserContextKeyedAPI implementation.
static const char* service_name() { return "WebstoreAPI"; }
static const bool kServiceIsNULLWhileTesting = true;
ObservedInstallInfoList download_progress_listeners_;
ObservedInstallInfoList install_stage_listeners_;
content::BrowserContext* browser_context_;
scoped_ptr<ScopedObserver<InstallTracker, InstallObserver> >
install_observer_;
DISALLOW_COPY_AND_ASSIGN(WebstoreAPI);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_WEBSTORE_WEBSTORE_API_H_
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