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// Copyright (c) 2011 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_WEBSTORE_INSTALLER_H_
#define CHROME_BROWSER_EXTENSIONS_WEBSTORE_INSTALLER_H_
#pragma once
#include <string>
#include <vector>
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "googleurl/src/gurl.h"
class FilePath;
class Profile;
namespace content {
class NavigationController;
}
// Downloads and installs extensions from the web store.
class WebstoreInstaller : public content::NotificationObserver,
public base::RefCounted<WebstoreInstaller> {
public:
enum Flag {
FLAG_NONE = 0,
// Inline installs trigger slightly different behavior (install source
// is different, download referrers are the item's page in the gallery).
FLAG_INLINE_INSTALL = 1 << 0
};
class Delegate {
public:
virtual void OnExtensionInstallSuccess(const std::string& id) = 0;
virtual void OnExtensionInstallFailure(const std::string& id,
const std::string& error) = 0;
};
// Creates a WebstoreInstaller for downloading and installing the extension
// with the given |id| from the Chrome Web Store. If |delegate| is not NULL,
// it will be notified when the install succeeds or fails. The installer will
// use the specified |controller| to download the extension. Only one
// WebstoreInstaller can use a specific controller at any given time.
// Note: the delegate should stay alive until being called back.
WebstoreInstaller(Profile* profile,
Delegate* delegate,
content::NavigationController* controller,
const std::string& id,
int flags);
virtual ~WebstoreInstaller();
// Starts downloading and installing the extension.
void Start();
// content::NotificationObserver
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
// Instead of using the default download directory, use |directory| instead.
// This does *not* transfer ownership of |directory|.
static void SetDownloadDirectoryForTests(FilePath* directory);
private:
// Starts downloading the extension to |file_path|.
void StartDownload(FilePath file_path);
// Reports an install |error| to the delegate for the given extension if this
// managed its installation. This also removes the associated PendingInstall.
void ReportFailure(const std::string& error);
// Reports a successful install to the delegate for the given extension if
// this managed its installation. This also removes the associated
// PendingInstall.
void ReportSuccess();
content::NotificationRegistrar registrar_;
Profile* profile_;
Delegate* delegate_;
content::NavigationController* controller_;
std::string id_;
int flags_;
GURL download_url_;
};
#endif // CHROME_BROWSER_EXTENSIONS_WEBSTORE_INSTALLER_H_
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