obs-websocket/CMakeLists.txt

project(obs-websocket VERSION 5.0.1)
set(OBS_WEBSOCKET_RPC_VERSION 1)

if(NOT ENABLE_UI)
  message(STATUS "OBS:  DISABLED   obs-websocket")
  return()
endif()

# Plugin tests flag
option(PLUGIN_TESTS "Enable plugin runtime tests" OFF)

# Qt build stuff
set(CMAKE_PREFIX_PATH "${QTDIR}")
set(CMAKE_INCLUDE_CURRENT_DIR ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTORCC ON) # For resources.qrc

# Find Qt5
find_package(Qt5 REQUIRED COMPONENTS Core Widgets Svg Network)

# Find nlohmann
set(JSON_BuildTests
    OFF
    CACHE INTERNAL "")
add_subdirectory(deps/json)

# Tell websocketpp not to use system boost
add_definitions(-DASIO_STANDALONE)

# Configure files
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/plugin-macros.h.in
               ${CMAKE_CURRENT_SOURCE_DIR}/src/plugin-macros.generated.h)

# Setup target
add_library(obs-websocket MODULE)
add_library(OBS::websocket ALIAS obs-websocket)

target_sources(
  obs-websocket
  PRIVATE src/obs-websocket.cpp
          src/obs-websocket.h
          src/Config.cpp
          src/Config.h
          lib/obs-websocket-api.h
          src/forms/SettingsDialog.cpp
          src/forms/SettingsDialog.h
          src/forms/ConnectInfo.cpp
          src/forms/ConnectInfo.h
          src/forms/resources.qrc
          src/WebSocketApi.cpp
          src/WebSocketApi.h
          src/websocketserver/WebSocketServer.cpp
          src/websocketserver/WebSocketServer_Protocol.cpp
          src/websocketserver/WebSocketServer.h
          src/websocketserver/rpc/WebSocketSession.cpp
          src/websocketserver/rpc/WebSocketSession.h
          src/websocketserver/types/WebSocketCloseCode.h
          src/websocketserver/types/WebSocketOpCode.h
          src/eventhandler/EventHandler.cpp
          src/eventhandler/EventHandler_General.cpp
          src/eventhandler/EventHandler_Config.cpp
          src/eventhandler/EventHandler_Scenes.cpp
          src/eventhandler/EventHandler_Inputs.cpp
          src/eventhandler/EventHandler_Transitions.cpp
          src/eventhandler/EventHandler_Filters.cpp
          src/eventhandler/EventHandler_Outputs.cpp
          src/eventhandler/EventHandler_SceneItems.cpp
          src/eventhandler/EventHandler_MediaInputs.cpp
          src/eventhandler/EventHandler_Ui.cpp
          src/eventhandler/EventHandler.h
          src/eventhandler/types/EventSubscription.h
          src/requesthandler/RequestHandler.cpp
          src/requesthandler/RequestHandler_General.cpp
          src/requesthandler/RequestHandler_Config.cpp
          src/requesthandler/RequestHandler_Sources.cpp
          src/requesthandler/RequestHandler_Scenes.cpp
          src/requesthandler/RequestHandler_Inputs.cpp
          src/requesthandler/RequestHandler_Transitions.cpp
          src/requesthandler/RequestHandler_Filters.cpp
          src/requesthandler/RequestHandler_SceneItems.cpp
          src/requesthandler/RequestHandler_Outputs.cpp
          src/requesthandler/RequestHandler_Stream.cpp
          src/requesthandler/RequestHandler_Record.cpp
          src/requesthandler/RequestHandler_MediaInputs.cpp
          src/requesthandler/RequestHandler_Ui.cpp
          src/requesthandler/RequestHandler.h
          src/requesthandler/RequestBatchHandler.cpp
          src/requesthandler/RequestBatchHandler.h
          src/requesthandler/rpc/Request.cpp
          src/requesthandler/rpc/Request.h
          src/requesthandler/rpc/RequestBatchRequest.cpp
          src/requesthandler/rpc/RequestBatchRequest.h
          src/requesthandler/rpc/RequestResult.cpp
          src/requesthandler/rpc/RequestResult.h
          src/requesthandler/types/RequestStatus.h
          src/requesthandler/types/RequestBatchExecutionType.h
          src/utils/Crypto.cpp
          src/utils/Crypto.h
          src/utils/Json.cpp
          src/utils/Json.h
          src/utils/Obs.cpp
          src/utils/Obs_StringHelper.cpp
          src/utils/Obs_NumberHelper.cpp
          src/utils/Obs_ArrayHelper.cpp
          src/utils/Obs_ObjectHelper.cpp
          src/utils/Obs_SearchHelper.cpp
          src/utils/Obs_ActionHelper.cpp
          src/utils/Obs.h
          src/utils/Obs_VolumeMeter.cpp
          src/utils/Obs_VolumeMeter.h
          src/utils/Obs_VolumeMeter_Helpers.h
          src/utils/Platform.cpp
          src/utils/Platform.h
          src/utils/Compat.cpp
          src/utils/Compat.h
          src/utils/Utils.h
          deps/qr/cpp/QrCode.cpp
          deps/qr/cpp/QrCode.hpp)

target_include_directories(
  obs-websocket
  PRIVATE ${Qt5Core_INCLUDES} ${Qt5Widgets_INCLUDES} ${Qt5Svg_INCLUDES}
          ${Qt5Network_INCLUDES} "deps/asio/asio/include" "deps/websocketpp")

target_link_libraries(
  obs-websocket
  PRIVATE OBS::libobs
          OBS::frontend-api
          Qt5::Core
          Qt5::Widgets
          Qt5::Svg
          Qt5::Network
          nlohmann_json::nlohmann_json)

target_compile_features(obs-websocket PRIVATE cxx_std_17)

set_target_properties(obs-websocket PROPERTIES FOLDER "plugins/obs-websocket")

if(PLUGIN_TESTS)
  target_compile_definitions(obs-websocket PRIVATE PLUGIN_TESTS)
endif()

# Random other things
if(WIN32)
  add_definitions(-D_WEBSOCKETPP_CPP11_STL_)
  target_compile_options(obs-websocket PRIVATE /wd4267)

  # Set the correct Windows preprocessor var for asio 
  macro(get_WIN32_WINNT version)
    if (WIN32 AND CMAKE_SYSTEM_VERSION)
      set(ver ${CMAKE_SYSTEM_VERSION})
      string(REPLACE "." "" ver ${ver})
      string(REGEX REPLACE "([0-9])" "0\\1" ver ${ver})

      set(${version} "0x${ver}")
    endif()
  endmacro()

  get_WIN32_WINNT(ver)
  add_definitions(-D_WIN32_WINNT=${ver})
elseif(UNIX AND NOT APPLE)
  target_compile_options(
    obs-websocket PRIVATE -Wall -Wextra -Wno-missing-field-initializers
                          -Wno-variadic-macros -Wno-error=format-overflow)
elseif(APPLE)
  target_compile_options(
    obs-websocket PRIVATE -Wno-error=null-pointer-subtraction -Wno-error=deprecated-declarations)
endif()

# Final CMake helpers
setup_plugin_target(obs-websocket)
setup_target_resources(obs-websocket "obs-plugins/obs-websocket")