# Orthanc - A Lightweight, RESTful DICOM Store
# Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
# Department, University Hospital of Liege, Belgium
# Copyright (C) 2017-2019 Osimis S.A., Belgium
#
# This program is free software: you can redistribute it and/or
# modify it under the terms of the GNU Affero General Public License
# as published by the Free Software Foundation, either version 3 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
# Affero General Public License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.


cmake_minimum_required(VERSION 2.8)

project(OrthancDicomWeb)

set(ORTHANC_DICOM_WEB_VERSION "mainline")

if (ORTHANC_DICOM_WEB_VERSION STREQUAL "mainline")
  set(ORTHANC_FRAMEWORK_VERSION "mainline")
  set(ORTHANC_FRAMEWORK_DEFAULT_SOURCE "hg")
else()
  set(ORTHANC_FRAMEWORK_VERSION "1.5.5")
  set(ORTHANC_FRAMEWORK_DEFAULT_SOURCE "web")
endif()


# Parameters of the build
set(STATIC_BUILD OFF CACHE BOOL "Static build of the third-party libraries (necessary for Windows)")
set(ALLOW_DOWNLOADS OFF CACHE BOOL "Allow CMake to download packages")
set(ORTHANC_FRAMEWORK_SOURCE "${ORTHANC_FRAMEWORK_DEFAULT_SOURCE}" CACHE STRING "Source of the Orthanc source code (can be \"hg\", \"archive\", \"web\" or \"path\")")
set(ORTHANC_FRAMEWORK_ARCHIVE "" CACHE STRING "Path to the Orthanc archive, if ORTHANC_FRAMEWORK_SOURCE is \"archive\"")
set(ORTHANC_FRAMEWORK_ROOT "" CACHE STRING "Path to the Orthanc source directory, if ORTHANC_FRAMEWORK_SOURCE is \"path\"")

# Advanced parameters to fine-tune linking against system libraries
set(USE_SYSTEM_GDCM ON CACHE BOOL "Use the system version of Grassroot DICOM (GDCM)")
set(USE_SYSTEM_ORTHANC_SDK ON CACHE BOOL "Use the system version of the Orthanc plugin SDK")
set(ORTHANC_SDK_VERSION "1.5.4" CACHE STRING "Version of the Orthanc plugin SDK to use, if not using the system version (can be \"1.5.4\", or \"framework\")")



# Download and setup the Orthanc framework
include(${CMAKE_SOURCE_DIR}/Resources/Orthanc/DownloadOrthancFramework.cmake)

set(ORTHANC_FRAMEWORK_PLUGIN ON)
include(${ORTHANC_ROOT}/Resources/CMake/OrthancFrameworkParameters.cmake)

set(ENABLE_LOCALE ON)         # Enable support for locales (notably in Boost)
set(ENABLE_GOOGLE_TEST ON)
set(ENABLE_PUGIXML ON)
set(USE_BOOST_ICONV ON)

include(${ORTHANC_ROOT}/Resources/CMake/OrthancFrameworkConfiguration.cmake)
include_directories(${ORTHANC_ROOT})


include(${CMAKE_SOURCE_DIR}/Resources/CMake/GdcmConfiguration.cmake)


if (STATIC_BUILD OR NOT USE_SYSTEM_ORTHANC_SDK)
  if (ORTHANC_SDK_VERSION STREQUAL "1.5.4")
    include_directories(${CMAKE_SOURCE_DIR}/Resources/Orthanc/Sdk-1.5.4)
  elseif (ORTHANC_SDK_VERSION STREQUAL "framework")
    include_directories(${ORTHANC_ROOT}/Plugins/Include)
  else()
    message(FATAL_ERROR "Unsupported version of the Orthanc plugin SDK: ${ORTHANC_SDK_VERSION}")
  endif()
else ()
  CHECK_INCLUDE_FILE_CXX(orthanc/OrthancCPlugin.h HAVE_ORTHANC_H)
  if (NOT HAVE_ORTHANC_H)
    message(FATAL_ERROR "Please install the headers of the Orthanc plugins SDK")
  endif()
endif()


if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux" OR
    ${CMAKE_SYSTEM_NAME} STREQUAL "kFreeBSD" OR
    ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
  link_libraries(rt)
elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
  SET(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES} -lws2_32")

  execute_process(
    COMMAND 
    ${PYTHON_EXECUTABLE} ${ORTHANC_ROOT}/Resources/WindowsResources.py
    ${ORTHANC_DICOM_WEB_VERSION} "DICOMweb plugin" OrthancDicomWeb.dll
    "Plugin to extend Orthanc with the DICOMweb API"
    ERROR_VARIABLE Failure
    OUTPUT_FILE ${CMAKE_CURRENT_BINARY_DIR}/Version.rc
    )

  if (Failure)
    message(FATAL_ERROR "Error while computing the version information: ${Failure}")
  endif()

  list(APPEND AUTOGENERATED_SOURCES  ${CMAKE_CURRENT_BINARY_DIR}/Version.rc)
endif()


if (APPLE)
  SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -framework CoreFoundation")
  SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -framework CoreFoundation")
endif()


include_directories(${ORTHANC_ROOT}/Core)  # To access "OrthancException.h"

add_definitions(
  -DHAS_ORTHANC_EXCEPTION=1
  -DORTHANC_ENABLE_LOGGING_PLUGIN=1
  )

set(CORE_SOURCES
  Plugin/Configuration.cpp
  Plugin/GdcmParsedDicomFile.cpp

  ${ORTHANC_ROOT}/Plugins/Samples/Common/OrthancPluginCppWrapper.cpp
  ${ORTHANC_CORE_SOURCES}
  )

add_library(OrthancDicomWeb SHARED ${CORE_SOURCES}
  ${CMAKE_SOURCE_DIR}/Plugin/DicomWebClient.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/DicomWebFormatter.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/DicomWebServers.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/Plugin.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/QidoRs.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/StowRs.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/WadoRs.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/WadoRsRetrieveFrames.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/WadoUri.cpp
  ${AUTOGENERATED_SOURCES}
  )

target_link_libraries(OrthancDicomWeb ${GDCM_LIBRARIES})

message("Setting the version of the library to ${ORTHANC_DICOM_WEB_VERSION}")

add_definitions(-DORTHANC_DICOM_WEB_VERSION="${ORTHANC_DICOM_WEB_VERSION}")

set_target_properties(OrthancDicomWeb PROPERTIES 
  VERSION ${ORTHANC_DICOM_WEB_VERSION} 
  SOVERSION ${ORTHANC_DICOM_WEB_VERSION}
  )

install(
  TARGETS OrthancDicomWeb
  RUNTIME DESTINATION lib    # Destination for Windows
  LIBRARY DESTINATION share/orthanc/plugins    # Destination for Linux
  )

add_executable(UnitTests
  ${CORE_SOURCES}
  ${GOOGLE_TEST_SOURCES}
  ${CMAKE_SOURCE_DIR}/Plugin/DicomWebServers.cpp
  UnitTestsSources/UnitTestsMain.cpp
  )

target_link_libraries(UnitTests
  ${GDCM_LIBRARIES}
  ${GOOGLE_TEST_LIBRARIES}
  )

if (STATIC_BUILD OR NOT USE_SYSTEM_GDCM)
  add_dependencies(OrthancDicomWeb GDCM)
  add_dependencies(UnitTests GDCM)
endif()