ipc_factories.cpp

/***************************************************************************
 *   Copyright (C) 2023 Alec Leamas                                        *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,  USA.         *
 **************************************************************************/
 
#include <stdlib.h>
 
#include "model/ipc_api.h"
#include "model/wx_instance_chk.h"
 
#if defined(__linux__)  && !defined(__ANDROID__)
#include "model/dbus_client.h"
#include "model/dbus_server.h"
#endif
 
static InstanceCheck& GetWxInstanceChk() {
  static WxInstanceCheck wx_check;
  return wx_check;
}
 
#ifdef __ANDROID__
 
std::unique_ptr<LocalClientApi> LocalClientApi::GetClient() {
  return std::unique_ptr<LocalClientApi>(new DummyIpcClient());
}
 
LocalServerApi& LocalServerApi:: GetInstance() {
  return DummyIpcServer::GetInstance();
}
 
void LocalServerApi::ReleaseInstance() {}
 
InstanceCheck& InstanceCheck::GetInstance() {
  return DummyInstanceChk::GetInstance();
}
 
 
#elif defined(__linux__)
static bool UseDbus() {
  return getenv("FLATPAK_ID") != 0 || getenv("OCPN_FORCE_DBUS");
}
 
std::unique_ptr<LocalClientApi> LocalClientApi::GetClient() {
  if (UseDbus()) {
    return std::unique_ptr<LocalClientApi>(new DbusLocalClient);
  } else {
    return std::unique_ptr<LocalClientApi>(new IpcClient);
  }
}
 
LocalServerApi& LocalServerApi:: GetInstance() {
  return UseDbus() ? DbusServer::GetInstance() : IpcConnection::GetInstance();
}
 
void LocalServerApi::ReleaseInstance() {}
 
InstanceCheck& InstanceCheck::GetInstance() {
  if (UseDbus())
    return DbusServer::GetInstance();
  else
    return GetWxInstanceChk();
}
 
#else  // __linux__ nor __ANDROID__
std::unique_ptr<LocalClientApi> LocalClientApi::GetClient() {
  return std::unique_ptr<LocalClientApi>(new IpcClient());
}
 
LocalServerApi& LocalServerApi:: GetInstance() {
  return IpcConnection::GetInstance();
}
 
void LocalServerApi::ReleaseInstance() { IpcConnection::ReleaseInstance(); }
 
InstanceCheck& InstanceCheck::GetInstance() {
  return GetWxInstanceChk();
}
 
#endif    // __linux__