194 lines
8.8 KiB
CMake
194 lines
8.8 KiB
CMake
##
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# Meta-infrastructure to allow po-based translation of Colobot level files
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##
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find_program(PO4A po4a)
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if(NOT PO4A)
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message(WARNING "PO4A not found, level files will NOT be translated!")
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endif()
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##
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# Generate translated chaptertitle files using po4a
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##
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function(generate_chaptertitles_i18n
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result_translated_chaptertitle_files # output variable to return names of translated chaptertitle files
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source_chaptertitle_prefix_dir # prefix directory for chaptertitle files
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source_chaptertitle_files # input chaptertitle files relative to prefix dir
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po_dir # directory with translations (*.po, *.pot files)
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work_dir) # directory where to save generated files
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# generated dummy file for translation of "E", "D", "F", "P", etc. language letters
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# TODO find a better way to provide translations than this hack
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set(langchar_file ${work_dir}/chaptertitles_langchar.txt)
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file(WRITE ${langchar_file} "E")
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# generated config file for po4a
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set(po4a_cfg_file ${work_dir}/chaptertitles_po4a.cfg)
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# get translations from po directory
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get_filename_component(abs_po_dir ${po_dir} ABSOLUTE)
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file(WRITE ${po4a_cfg_file} "[po_directory] ${abs_po_dir}\n")
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# add content of dummy language file to translation
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file(APPEND ${po4a_cfg_file} "[type:text] ${langchar_file}")
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set(abs_source_chaptertitle_files "")
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set(translated_chaptertitle_files "")
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file(GLOB po_files ${po_dir}/*.po)
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foreach(source_chaptertitle_file ${source_chaptertitle_files})
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get_filename_component(abs_source_chaptertitle_file ${source_chaptertitle_prefix_dir}/${source_chaptertitle_file} ABSOLUTE)
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set(output_chaptertitle_file ${work_dir}/${source_chaptertitle_file})
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# translation rule for chaptertitle file
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file(APPEND ${po4a_cfg_file} "\n[type:colobotlevel] ${abs_source_chaptertitle_file}")
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foreach(po_file ${po_files})
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# generated file for single language
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get_language_code(language_code ${po_file})
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set(generated_language_file ${output_chaptertitle_file}.${language_code})
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file(APPEND ${po4a_cfg_file} " \\\n ${language_code}:${generated_language_file}")
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endforeach()
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list(APPEND abs_source_chaptertitle_files ${abs_source_chaptertitle_file})
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list(APPEND translated_chaptertitle_files ${output_chaptertitle_file})
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endforeach()
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# dummy files to signal that scripts have finished running
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set(translation_signalfile ${work_dir}/translations)
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set(po_clean_signalfile ${work_dir}/po_clean)
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# script to run po4a and consolidate the translations
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string(REPLACE ";" ":" escaped_abs_source_chaptertitle_files "${abs_source_chaptertitle_files}")
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string(REPLACE ";" ":" escaped_translated_chaptertitle_files "${translated_chaptertitle_files}")
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add_custom_command(OUTPUT ${translation_signalfile}
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COMMAND ${DATA_SOURCE_DIR}/i18n-tools/scripts/run_po4a.sh ${po4a_cfg_file}
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COMMAND ${DATA_SOURCE_DIR}/i18n-tools/scripts/create_level_translations.sh
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${escaped_abs_source_chaptertitle_files}
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${escaped_translated_chaptertitle_files}
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${translation_signalfile}
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DEPENDS ${po_files})
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file(GLOB pot_file ${po_dir}/*.pot)
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set(po_files ${po_files} ${pot_file})
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# script to do some cleanups in updated *.po and *.pot files
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string(REPLACE ";" ":" escaped_po_files "${po_files}")
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add_custom_command(OUTPUT ${po_clean_signalfile}
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COMMAND ${DATA_SOURCE_DIR}/i18n-tools/scripts/clean_po_files.sh
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${escaped_po_files}
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${translation_signalfile}
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${po_clean_signalfile}
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DEPENDS ${translation_signalfile}
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)
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# generate some unique string for target name
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string(REGEX REPLACE "[/\\]" "_" target_suffix ${po_dir})
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# target to run both scripts
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add_custom_target(i18n_${target_suffix} ALL DEPENDS ${translation_signalfile} ${po_clean_signalfile})
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# return the translated files
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set(${result_translated_chaptertitle_files} ${translated_chaptertitle_files} PARENT_SCOPE)
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endfunction()
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##
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# Generate translated level and help files using po4a
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##
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function(generate_level_i18n
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result_translated_level_file # output variable to return names of translaed level files
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result_translated_help_files # output variable to return names of translated help files
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source_level_file # input scene.txt files
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source_help_files # input help files
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po_dir # directory with translations (*.po, *.pot files)
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work_dir) # directory where to save generated files
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# generated dummy file for translation of "E", "D", "F", "P", etc. language letters
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# TODO find a better way to provide translations than this hack
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set(langchar_file ${work_dir}/scene_langchar.txt)
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file(WRITE ${langchar_file} "E")
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# generated config file for po4a
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set(po4a_cfg_file ${work_dir}/scene_po4a.cfg)
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# get translations from po directory
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get_filename_component(abs_po_dir ${po_dir} ABSOLUTE)
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file(WRITE ${po4a_cfg_file} "[po_directory] ${abs_po_dir}\n")
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# add content of dummy language file to translation
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file(APPEND ${po4a_cfg_file} "[type:text] ${langchar_file}")
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# translation rule for scene file
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get_filename_component(abs_source_level_file ${source_level_file} ABSOLUTE)
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file(APPEND ${po4a_cfg_file} "\n[type:colobotlevel] ${abs_source_level_file}")
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get_filename_component(source_level_file_name ${source_level_file} NAME)
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set(output_level_file ${work_dir}/${source_level_file_name})
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file(GLOB po_files ${po_dir}/*.po)
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foreach(po_file ${po_files})
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get_language_code(language_code ${po_file})
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# generated file for single language
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set(generated_language_file ${output_level_file}.${language_code})
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file(APPEND ${po4a_cfg_file} " \\\n ${language_code}:${generated_language_file}")
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endforeach()
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# translation rules for help files
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set(output_help_dir ${work_dir}/help)
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set(translated_help_files "")
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foreach(source_help_file ${source_help_files})
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get_filename_component(help_file_name ${source_help_file} NAME)
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file(APPEND ${po4a_cfg_file} "\n[type:colobothelp] ${source_help_file}")
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foreach(po_file ${po_files})
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# generated file for single language
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get_language_code(language_code ${po_file})
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get_language_char(language_char ${po_file})
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string(REPLACE ".E." ".${language_char}." generated_help_file_name ${help_file_name})
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set(generated_help_file ${output_help_dir}/${generated_help_file_name})
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file(APPEND ${po4a_cfg_file} " \\\n ${language_code}:${generated_help_file}")
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list(APPEND translated_help_files ${generated_help_file})
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endforeach()
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endforeach()
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# dummy files to signal that scripts have finished running
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set(translation_signalfile ${work_dir}/translations)
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set(po_clean_signalfile ${work_dir}/po_clean)
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# script to run po4a and consolidate the translations
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add_custom_command(OUTPUT ${translation_signalfile}
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COMMAND ${DATA_SOURCE_DIR}/i18n-tools/scripts/run_po4a.sh ${po4a_cfg_file}
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COMMAND ${DATA_SOURCE_DIR}/i18n-tools/scripts/create_level_translations.sh
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${abs_source_level_file}
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${output_level_file}
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${translation_signalfile}
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DEPENDS ${po_files})
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file(GLOB pot_file ${po_dir}/*.pot)
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set(po_files ${po_files} ${pot_file})
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# script to do some cleanups in updated *.po and *.pot files
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string(REPLACE ";" ":" escaped_po_files "${po_files}")
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add_custom_command(OUTPUT ${po_clean_signalfile}
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COMMAND ${DATA_SOURCE_DIR}/i18n-tools/scripts/clean_po_files.sh
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${escaped_po_files}
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${translation_signalfile}
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${po_clean_signalfile}
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DEPENDS ${translation_signalfile}
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)
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# generate some unique string for target name
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string(REGEX REPLACE "[/\\]" "_" target_suffix ${po_dir})
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# target to run both scripts
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add_custom_target(i18n_${target_suffix} ALL DEPENDS ${translation_signalfile} ${po_clean_signalfile})
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# return the translated files
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set(${result_translated_level_file} ${output_level_file} PARENT_SCOPE)
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set(${result_translated_help_files} ${translated_help_files} PARENT_SCOPE)
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endfunction()
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