# Orthanc - A Lightweight, RESTful DICOM Store
# Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
# Department, University Hospital of Liege, 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")


# 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")

# Advanced parameters to fine-tune linking against system libraries
set(USE_SYSTEM_BOOST ON CACHE BOOL "Use the system version of Boost")
set(USE_SYSTEM_GDCM ON CACHE BOOL "Use the system version of Grassroot DICOM (GDCM)")
set(USE_SYSTEM_GOOGLE_TEST ON CACHE BOOL "Use the system version of Google Test")
set(USE_SYSTEM_JSONCPP ON CACHE BOOL "Use the system version of JsonCpp")
set(USE_SYSTEM_LIBJPEG ON CACHE BOOL "Use the system version of libjpeg")
set(USE_SYSTEM_LIBPNG ON CACHE BOOL "Use the system version of libpng")
set(USE_SYSTEM_ZLIB ON CACHE BOOL "Use the system version of zlib")
SET(USE_SYSTEM_PUGIXML ON CACHE BOOL "Use the system version of Pugixml")

# Distribution-specific settings
set(USE_GTEST_DEBIAN_SOURCE_PACKAGE OFF CACHE BOOL "Use the sources of Google Test shipped with libgtest-dev (Debian only)")
mark_as_advanced(USE_GTEST_DEBIAN_SOURCE_PACKAGE)

set(USE_PUGIXML ON)
set(ORTHANC_ROOT ${CMAKE_SOURCE_DIR}/Orthanc)
include(CheckIncludeFiles)
include(CheckIncludeFileCXX)
include(CheckLibraryExists)
include(FindPythonInterp)
include(${ORTHANC_ROOT}/Resources/CMake/Compiler.cmake)
include(${ORTHANC_ROOT}/Resources/CMake/DownloadPackage.cmake)

include(${ORTHANC_ROOT}/Resources/CMake/BoostConfiguration.cmake)
include(${ORTHANC_ROOT}/Resources/CMake/GoogleTestConfiguration.cmake)
include(${ORTHANC_ROOT}/Resources/CMake/JsonCppConfiguration.cmake)
include(${ORTHANC_ROOT}/Resources/CMake/LibPngConfiguration.cmake)
include(${ORTHANC_ROOT}/Resources/CMake/ZlibConfiguration.cmake)
include(${ORTHANC_ROOT}/Resources/CMake/PugixmlConfiguration.cmake)

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


if (STATIC_BUILD)
  include_directories(${ORTHANC_ROOT}/Sdk-0.9.1)
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 (CMAKE_COMPILER_IS_GNUCXX)
  SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--version-script=${CMAKE_SOURCE_DIR}/Orthanc/Plugins/Samples/Common/VersionScript.map -Wl,--no-undefined")
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()


set(CORE_SOURCES
  ${BOOST_SOURCES}
  ${JSONCPP_SOURCES}
  ${LIBJPEG_SOURCES}
  ${LIBPNG_SOURCES}
  ${ZLIB}
  ${PUGIXML_SOURCES}

  ${ORTHANC_ROOT}/Core/ChunkedBuffer.cpp
  ${ORTHANC_ROOT}/Core/Enumerations.cpp
  ${ORTHANC_ROOT}/Core/ImageFormats/ImageAccessor.cpp
  ${ORTHANC_ROOT}/Core/ImageFormats/ImageBuffer.cpp
  ${ORTHANC_ROOT}/Core/ImageFormats/PngReader.cpp
  ${ORTHANC_ROOT}/Core/OrthancException.cpp
  ${ORTHANC_ROOT}/Core/Toolbox.cpp
  ${ORTHANC_ROOT}/Resources/ThirdParty/base64/base64.cpp
  ${ORTHANC_ROOT}/Resources/ThirdParty/md5/md5.c

  Plugin/ChunkedBuffer.cpp
  Plugin/Configuration.cpp
  Plugin/Dicom.cpp
  Plugin/DicomResults.cpp
  Plugin/JpegWriter.cpp
  )

add_library(OrthancDicomWeb SHARED ${CORE_SOURCES}
  ${CMAKE_SOURCE_DIR}/Plugin/Plugin.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/QidoRs.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/StowRs.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/Wado.cpp
  ${CMAKE_SOURCE_DIR}/Plugin/WadoRs.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}
  ${GTEST_SOURCES}
  UnitTestsSources/UnitTestsMain.cpp
  )

target_link_libraries(UnitTests ${GDCM_LIBRARIES})

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