project(AudioThumbs)

set(WITH_TAGLIB ON CACHE BOOL "build with TagLib")
set(WITH_FLAC ON CACHE BOOL "build with FLAC")

### Check for taglib
set(TAGLIB_LIBRARIES)
set(TAGLIB_CFLAGS)
if(WITH_TAGLIB)
  find_program(TAGLIBCONFIG_EXECUTABLE NAMES taglib-config PATHS /usr/bin /usr/local/bin ${BIN_INSTALL_DIR})
  if(TAGLIBCONFIG_EXECUTABLE)
    exec_program(${TAGLIBCONFIG_EXECUTABLE} ARGS --libs RETURN_VALUE _return_VALUE OUTPUT_VARIABLE TAGLIB_LIBRARIES)
    exec_program(${TAGLIBCONFIG_EXECUTABLE} ARGS --cflags RETURN_VALUE _return_VALUE OUTPUT_VARIABLE TAGLIB_CFLAGS)
    exec_program(${TAGLIBCONFIG_EXECUTABLE} ARGS --version RETURN_VALUE _return_VALUE OUTPUT_VARIABLE TAGLIB_VERSION)
    if(TAGLIB_LIBRARIES AND TAGLIB_CFLAGS AND TAGLIB_VERSION)
      if(NOT "${TAGLIB_VERSION}" VERSION_LESS "1.4")
        set(HAVE_TAGLIB 1)
        message(STATUS "TagLib found: ${TAGLIB_LIBRARIES}")
      endif()
    endif(TAGLIB_LIBRARIES AND TAGLIB_CFLAGS AND TAGLIB_VERSION)
  endif(TAGLIBCONFIG_EXECUTABLE)
  if (NOT HAVE_TAGLIB)
    message(FATAL_ERROR "Could not find Taglib")
  endif (NOT HAVE_TAGLIB)
endif(WITH_TAGLIB)

### Check for FLAC++
set(FLAC_LIBRARIES)
if(WITH_FLAC)
  find_path(FLACPP_INCLUDE_DIR FLAC++/metadata.h)
  find_library(FLAC_LIBRARY NAMES FLAC)
  find_library(FLACPP_LIBRARY NAMES FLAC++)
  if(FLACPP_INCLUDE_DIR AND FLAC_LIBRARY AND FLACPP_LIBRARY)
    set(FLAC_LIBRARIES ${FLACPP_LIBRARY} ${FLAC_LIBRARY})
    message(STATUS "FLAC++ found: ${FLAC_LIBRARIES}")
    set(HAVE_FLAC 1)
  
    set(_CMAKE_REQUIRED_LIBRARIES_TMP ${CMAKE_REQUIRED_LIBRARIES})
    set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${FLAC_LIBRARIES} ${FLACPP_LIBRARIES})
    CHECK_CXX_SOURCE_COMPILES("#include <FLAC++/metadata.h>\nint main() {\n  FLAC::Metadata::VorbisComment vc;\n  const ::FLAC__StreamMetadata* fsmd = vc;\n  return 0;\n}\n" FLAC_STREAMMETADATA_OPERATOR_FOUND)
    CHECK_CXX_SOURCE_COMPILES("#include <FLAC++/metadata.h>\nint main() {\n  FLAC::Metadata::Picture pic;\n  return 0;\n}\n" FLAC_METADATA_PICTURE_FOUND)
    set(CMAKE_REQUIRED_LIBRARIES ${_CMAKE_REQUIRED_LIBRARIES_TMP})
  
    if(NOT FLAC_STREAMMETADATA_OPERATOR_FOUND)
      set(HAVE_NO_FLAC_STREAMMETADATA_OPERATOR 1)
    endif(NOT FLAC_STREAMMETADATA_OPERATOR_FOUND)
    if(FLAC_METADATA_PICTURE_FOUND)
      set(HAVE_FLAC_PICTURE 1)
    endif(FLAC_METADATA_PICTURE_FOUND)
  else(FLACPP_INCLUDE_DIR AND FLAC_LIBRARY AND FLACPP_LIBRARY)
    message(FATAL_ERROR "Could not find FLAC++")
  endif(FLACPP_INCLUDE_DIR AND FLAC_LIBRARY AND FLACPP_LIBRARY)
endif(WITH_FLAC)

add_definitions(${QT_DEFINITIONS} ${KDE4_DEFINITIONS} ${TAGLIB_CFLAGS} -DHAVE_CONFIG_H=1 -DKDE_NO_COMPAT)
include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} ${KDE4_INCLUDES} ${QT_INCLUDES})

set(AudioThumbs_SRCS AudioThumbs.cpp)

kde4_add_plugin(AudioThumbs ${AudioThumbs_SRCS})

target_link_libraries(AudioThumbs ${KDE4_KIO_LIBS} ${TAGLIB_LIBRARIES} ${FLAC_LIBRARIES} )

install(TARGETS AudioThumbs DESTINATION ${PLUGIN_INSTALL_DIR} )

install(FILES  AudioThumbs.desktop DESTINATION ${SERVICES_INSTALL_DIR})