/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-

 * vim:expandtab:shiftwidth=2:tabstop=2:cin:

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include <dbus/dbus.h>

#include "mozilla/DBusHelpers.h"

#include "nsDBusHandlerApp.h"

#include "nsIURI.h"

#include "nsIClassInfoImpl.h"

#include "nsCOMPtr.h"

#include "nsCExternalHandlerService.h"

// XXX why does nsMIMEInfoImpl have a threadsafe nsISupports?  do we need one

// here too?

NS_IMPL_CLASSINFO(nsDBusHandlerApp, nullptr, 0, NS_DBUSHANDLERAPP_CID)

NS_IMPL_ISUPPORTS_CI(nsDBusHandlerApp, nsIDBusHandlerApp, nsIHandlerApp)

////////////////////////////////////////////////////////////////////////////////

//// nsIHandlerApp

NS_IMETHODIMP nsDBusHandlerApp::GetName(nsAString& aName)

{

  aName.Assign(mName);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::SetName(const nsAString & aName)

{

  mName.Assign(aName);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::SetDetailedDescription(const nsAString & aDescription)

{

  mDetailedDescription.Assign(aDescription);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::GetDetailedDescription(nsAString& aDescription)

{

  aDescription.Assign(mDetailedDescription);

  return NS_OK;

}

NS_IMETHODIMP

nsDBusHandlerApp::Equals(nsIHandlerApp *aHandlerApp, bool *_retval)

{

  NS_ENSURE_ARG_POINTER(aHandlerApp);

  // If the handler app isn't a dbus handler app, then it's not the same app.

  nsCOMPtr<nsIDBusHandlerApp> dbusHandlerApp = do_QueryInterface(aHandlerApp);

  if (!dbusHandlerApp) {

    *_retval = false;

    return NS_OK;

  }

  nsAutoCString service;

  nsAutoCString method;

  nsresult rv = dbusHandlerApp->GetService(service);

  if (NS_FAILED(rv)) {

    *_retval = false;

    return NS_OK;

  }

  rv = dbusHandlerApp->GetMethod(method);

  if (NS_FAILED(rv)) {

    *_retval = false;

    return NS_OK;

  }

  *_retval = service.Equals(mService) && method.Equals(mMethod);

  return NS_OK;

}

NS_IMETHODIMP

nsDBusHandlerApp::LaunchWithURI(nsIURI *aURI,

                                nsIInterfaceRequestor *aWindowContext)

{

  nsAutoCString spec;

  nsresult rv = aURI->GetAsciiSpec(spec);

  NS_ENSURE_SUCCESS(rv,rv);

  const char* uri = spec.get();

  DBusError err;

  dbus_error_init(&err);

  mozilla::UniquePtr<DBusConnection, mozilla::DBusConnectionDelete>

    connection(dbus_bus_get_private(DBUS_BUS_SESSION, &err));

  if (dbus_error_is_set(&err)) {

    dbus_error_free(&err);

    return NS_ERROR_FAILURE;

  }

  if (nullptr == connection) {

    return NS_ERROR_FAILURE;

  }

  dbus_connection_set_exit_on_disconnect(connection.get(),false);

  RefPtr<DBusMessage> msg = already_AddRefed<DBusMessage>(

    dbus_message_new_method_call(mService.get(),

                                 mObjpath.get(),

                                 mInterface.get(),

                                 mMethod.get()));

  if (!msg) {

    return NS_ERROR_FAILURE;

  }

  dbus_message_set_no_reply(msg, true);

  DBusMessageIter iter;

  dbus_message_iter_init_append(msg, &iter);

  dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &uri);

  if (dbus_connection_send(connection.get(), msg, nullptr)) {

    dbus_connection_flush(connection.get());

  } else {

    return NS_ERROR_FAILURE;

  }

  return NS_OK;

}

////////////////////////////////////////////////////////////////////////////////

//// nsIDBusHandlerApp

NS_IMETHODIMP nsDBusHandlerApp::GetService(nsACString & aService)

{

  aService.Assign(mService);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::SetService(const nsACString & aService)

{

  mService.Assign(aService);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::GetMethod(nsACString & aMethod)

{

  aMethod.Assign(mMethod);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::SetMethod(const nsACString & aMethod)

{

  mMethod.Assign(aMethod);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::GetDBusInterface(nsACString & aInterface)

{

  aInterface.Assign(mInterface);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::SetDBusInterface(const nsACString & aInterface)

{

  mInterface.Assign(aInterface);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::GetObjectPath(nsACString & aObjpath)

{

  aObjpath.Assign(mObjpath);

  return NS_OK;

}

NS_IMETHODIMP nsDBusHandlerApp::SetObjectPath(const nsACString & aObjpath)

{

  mObjpath.Assign(aObjpath);

  return NS_OK;

}