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# SPDX-FileCopyrightText: 2013-2014 Alex Merry <alex.merry@kdemail.net>
# SPDX-FileCopyrightText: 2007 Pino Toscano <toscano.pino@tiscali.it>
#
# SPDX-License-Identifier: BSD-3-Clause

#[=======================================================================[.rst:
FindSharedMimeInfo
------------------

Try to find the shared-mime-info package.

This will define the following variables:

``SharedMimeInfo_FOUND``
    True if system has the shared-mime-info package
``UPDATE_MIME_DATABASE_EXECUTABLE``
    The update-mime-database executable

and the following imported targets:

``SharedMimeInfo::UpdateMimeDatabase``
    The update-mime-database executable

The follow macro is available::

  update_xdg_mimetypes(<path>)

Updates the XDG mime database at install time (unless the ``$DESTDIR``
environment variable is set, in which case it is up to package managers to
perform this task).

Since pre-1.0.0.
#]=======================================================================]

include(${CMAKE_CURRENT_LIST_DIR}/ECMFindModuleHelpersStub.cmake)

ecm_find_package_version_check(SharedMimeInfo)

find_program (UPDATE_MIME_DATABASE_EXECUTABLE NAMES update-mime-database)

if (UPDATE_MIME_DATABASE_EXECUTABLE)
    execute_process(
        COMMAND "${UPDATE_MIME_DATABASE_EXECUTABLE}" -v
        OUTPUT_VARIABLE _smiVersionRaw
        ERROR_VARIABLE _smiVersionRaw)

    string(REGEX REPLACE "update-mime-database \\([a-zA-Z\\-]+\\) ([0-9]\\.[0-9]+).*"
           "\\1" SharedMimeInfo_VERSION_STRING "${_smiVersionRaw}")
endif()

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(SharedMimeInfo
    FOUND_VAR
        SharedMimeInfo_FOUND
    REQUIRED_VARS
        UPDATE_MIME_DATABASE_EXECUTABLE
    VERSION_VAR
        SharedMimeInfo_VERSION_STRING)

if(SharedMimeInfo_FOUND AND NOT TARGET SharedMimeInfo::UpdateMimeDatabase)
    add_executable(SharedMimeInfo::UpdateMimeDatabase IMPORTED)
    set_target_properties(SharedMimeInfo::UpdateMimeDatabase PROPERTIES
        IMPORTED_LOCATION "${UPDATE_MIME_DATABASE_EXECUTABLE}"
    )
endif()

mark_as_advanced(UPDATE_MIME_DATABASE_EXECUTABLE)

function(UPDATE_XDG_MIMETYPES _path)
    get_filename_component(_xdgmimeDir "${_path}" NAME)
    if("${_xdgmimeDir}" STREQUAL packages )
        get_filename_component(_xdgmimeDir "${_path}" PATH)
    else()
        set(_xdgmimeDir "${_path}")
    endif()

    # Note that targets and most variables are not available to install code
    install(CODE "
set(DESTDIR_VALUE \"\$ENV{DESTDIR}\")
if (NOT DESTDIR_VALUE)
    # under Windows relative paths are used, that's why it runs from CMAKE_INSTALL_PREFIX
    message(STATUS \"Updating MIME database at \${CMAKE_INSTALL_PREFIX}/${_xdgmimeDir}\")
    execute_process(COMMAND \"${UPDATE_MIME_DATABASE_EXECUTABLE}\" -n \"${_xdgmimeDir}\"
                    WORKING_DIRECTORY \"\${CMAKE_INSTALL_PREFIX}\")
endif (NOT DESTDIR_VALUE)
")
endfunction()

include(FeatureSummary)
set_package_properties(SharedMimeInfo PROPERTIES
    URL https://freedesktop.org/wiki/Software/shared-mime-info/
    DESCRIPTION "A database of common MIME types")