# Translations.cmake, CMake macros written for Marlin, feel free to re-use them

macro(add_translations_directory NLS_PACKAGE)
    add_custom_target (i18n ALL COMMENT “Building i18n messages.”)
    find_program (MSGFMT_EXECUTABLE msgfmt)
    file (GLOB PO_FILES ${CMAKE_CURRENT_SOURCE_DIR}/*.po)
    foreach (PO_INPUT ${PO_FILES})
        get_filename_component (PO_INPUT_BASE ${PO_INPUT} NAME_WE)
        set (MO_OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${PO_INPUT_BASE}.mo)
        add_custom_command (TARGET i18n COMMAND ${MSGFMT_EXECUTABLE} -o ${MO_OUTPUT} ${PO_INPUT})

        install (FILES ${MO_OUTPUT} DESTINATION
            share/locale/${PO_INPUT_BASE}/LC_MESSAGES
            RENAME ${NLS_PACKAGE}.mo)
    endforeach (PO_INPUT ${PO_FILES})
endmacro(add_translations_directory)


macro(add_translations_catalog NLS_PACKAGE)
    add_custom_target (pot COMMENT “Building translation catalog.”)
    find_program (XGETTEXT_EXECUTABLE xgettext)

    set(C_SOURCE "")
    set(VALA_SOURCE "")
    set(GLADE_SOURCE "")

    foreach(FILES_INPUT ${ARGN})
        set(BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/${FILES_INPUT})

        file (GLOB_RECURSE SOURCE_FILES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}/ ${BASE_DIRECTORY}/*.c)
        foreach(C_FILE ${SOURCE_FILES})
            set(C_SOURCE ${C_SOURCE} ${C_FILE})
        endforeach()

        file (GLOB_RECURSE SOURCE_FILES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}/ ${BASE_DIRECTORY}/*.vala)
        foreach(VALA_C_FILE ${SOURCE_FILES})
            set(VALA_SOURCE ${VALA_SOURCE} ${VALA_C_FILE})
        endforeach()

        file (GLOB_RECURSE SOURCE_FILES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}/ ${BASE_DIRECTORY}/*.ui)
        foreach(GLADE_C_FILE ${SOURCE_FILES})
            set(GLADE_SOURCE ${GLADE_SOURCE} ${GLADE_C_FILE})
        endforeach()
    endforeach()

    set(BASE_XGETTEXT_COMMAND
        ${XGETTEXT_EXECUTABLE} -d ${NLS_PACKAGE}
        -o ${CMAKE_CURRENT_SOURCE_DIR}/${NLS_PACKAGE}.pot
        --add-comments="/" --keyword="_" --keyword="N_" --keyword="C_:1c,2" --keyword="NC_:1c,2" --keyword="ngettext:1,2" --keyword="Q_:1g" --from-code=UTF-8)

   set(CONTINUE_FLAG "")

    IF(NOT "${C_SOURCE}" STREQUAL "")
        add_custom_command(TARGET pot WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} COMMAND ${BASE_XGETTEXT_COMMAND} ${C_SOURCE})
        set(CONTINUE_FLAG "-j")
    ENDIF()

    IF(NOT "${VALA_SOURCE}" STREQUAL "")
        add_custom_command(TARGET pot WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} COMMAND ${BASE_XGETTEXT_COMMAND} ${CONTINUE_FLAG} -LC\# ${VALA_SOURCE})
        set(CONTINUE_FLAG "-j")
    ENDIF()

    IF(NOT "${GLADE_SOURCE}" STREQUAL "")
        add_custom_command (TARGET pot WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} COMMAND ${BASE_XGETTEXT_COMMAND} ${CONTINUE_FLAG} -LGlade ${GLADE_SOURCE})
    ENDIF()  
endmacro()
