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// Copyright (c) 2012 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_EXTENSIONS_INSTALL_EXTENSION_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_EXTENSIONS_INSTALL_EXTENSION_HANDLER_H_
#include "base/files/file_path.h"
#include "base/strings/string16.h"
#include "base/values.h"
#include "content/public/browser/web_ui_message_handler.h"
namespace content {
class WebUIDataSource;
}
namespace extensions {
// Handles installing an extension when its file is dragged onto the page.
class InstallExtensionHandler : public content::WebUIMessageHandler {
public:
InstallExtensionHandler();
~InstallExtensionHandler() override;
void GetLocalizedValues(content::WebUIDataSource* source);
// WebUIMessageHandler implementation.
void RegisterMessages() override;
private:
// Handles a notification from the JavaScript that a drag has started. This is
// needed so that we can capture the file being dragged. If we wait until
// we receive a drop notification, the drop data in the browser process will
// have already been destroyed.
void HandleStartDragMessage(const base::ListValue* args);
// Handles a notification from the JavaScript that a drag has stopped.
void HandleStopDragMessage(const base::ListValue* args);
// Handles a notification from the JavaScript to install the file currently
// being dragged.
//
// IMPORTANT: We purposefully do not allow the JavaScript to specify the file
// to be installed as a precaution against the extension management page
// getting XSS'd.
void HandleInstallMessage(const base::ListValue* args);
// Handles a notification from the JavaScript to install the directory
// currently being dragged.
void HandleInstallDirectoryMessage(const base::ListValue* args);
// The path to the file that will be installed when HandleInstallMessage() is
// called.
base::FilePath file_to_install_;
base::string16 file_display_name_;
DISALLOW_COPY_AND_ASSIGN(InstallExtensionHandler);
};
} // namespace extensions
#endif // CHROME_BROWSER_UI_WEBUI_EXTENSIONS_INSTALL_EXTENSION_HANDLER_H_
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