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path: root/tools/rebuild_gettext_catalogs.sh
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#!/bin/bash
# Filip Komar, 2014
# @license GPL v2
# @author Filip (rebuilding a gettext dictionaries)
# @copyright 2014/03
# inspired by check_for_translation_work.sh

error=0
declare -A resources
declare -A errors
if [ -f ./tools/web_projects.dat ]; then
    source ./tools/web_projects.dat
else
    echo Critical error!!! It was not possible to load web projects database!
fi

for resource in "${!resources[@]}"
do
    difference=
    if [ "$resource" = "mognase" ]; then # is it about navigation?
        path_and_filename=./_nav/langs/en
    else
        path_and_filename=./langs/en/$resource
    fi
    if [ -f "$path_and_filename.pot" ]; then # do a temporary copy
        cp $path_and_filename.pot $path_and_filename.copy
    fi
    php_source=${resources[$resource]}
    php tools/extract2gettext.php "$php_source" $resource true
    php_error_level=$? # catch php error level
    errors[$php_source]=$php_error_level
    # if there are no real differences restore copy
    if [ -f "$path_and_filename.pot" ] &&  [ -f "$path_and_filename.copy" ]; then
        diff --ignore-matching-lines='^"POT-Creation-Date:' --ignore-matching-lines='^# Copyright (C) 2014 - ' --ignore-matching-lines='^#: "/web/en/' $path_and_filename.pot $path_and_filename.copy
        if [ $? -eq 0 ]; then
            cp $path_and_filename.copy $path_and_filename.pot
        fi
    fi
    if [ -f "$path_and_filename.pot" ]; then
        # msgmerge check of generated pot file
        msgmerge --quiet --no-wrap $path_and_filename.pot $path_and_filename.pot --output-file=$path_and_filename.tmp
        msgmerge_error_level=$? # catch msgmerge error level
        if [ $msgmerge_error_level -gt 0 ]; then # on failure stop the process for this resource
            errors[$php_source]=$msgmerge_error_level
            rm $path_and_filename.tmp
        fi
        if [ -f "$path_and_filename.copy" ] && [ -f "$path_and_filename.tmp" ]; then
            diff --ignore-matching-lines='^"POT-Creation-Date:' --ignore-matching-lines='^# Copyright (C) 2014 - ' --ignore-matching-lines='^#: "/web/en/' $path_and_filename.tmp $path_and_filename.copy
            if [ $? -eq 1 ]; then # there are differences
                errors[$php_source]=0
                mv $path_and_filename.tmp $path_and_filename.pot
                rm $path_and_filename.copy
                echo Changes in $path_and_filename.pot are listed above
            else # Cleanup as there are no changes in $resource
                errors[$php_source]=5
                rm $path_and_filename.tmp
                mv $path_and_filename.copy $path_and_filename.pot
                difference=none
            fi
        else # diff not possible
            if [ -f "$path_and_filename.tmp" ]; then
                mv $path_and_filename.tmp $path_and_filename.pot
                if [ -f "$path_and_filename.copy" ]; then
                    rm $path_and_filename.copy
                fi
            else
                rm $path_and_filename.pot
                if [ -f "$path_and_filename.copy" ]; then
                    mv $path_and_filename.copy $path_and_filename.pot
                    difference=none
                fi
            fi
        fi
        if [ "$resource" = "mognase" ]; then # is it about navigation?
            # create po files if needed from lang files if available
            if [ -f ./_nav/langs/en.lang ]; then
                python tools/translated_converter.py --filename ./_nav/langs/
                python_error_level=$? # catch python error level
                if [ $python_error_level -gt 0 ]; then
                    errors[$resource]=50
                fi
                if [ -f ./_nav/langs/en.po ]; then
                    rm ./_nav/langs/en.po
                fi
            fi

            for tr_file in ./_nav/langs/*.po
            do
                if [ -z $difference ]; then # update po file if needed
#                    msgfmt --statistics --verbose -c $tr_file -o /dev/null # usefull for debuging (msgctxt "/web/en/ or msgctxt "en/)
                    echo merging $tr_file
                    msgmerge --quiet --no-wrap $tr_file ./_nav/langs/en.pot --output-file=$tr_file.tmp
                    msgmerge_error_level=$? # catch msgmerge error level
                    if [ $msgmerge_error_level -gt 0 ]; then
                        errors[$directory/$resource]=60
                        echo "$directory"/$resource.po could not be created succesfully
                        if [ -f "$tr_file.tmp" ]; then
                            rm $tr_file.tmp
                        fi
                    else
                        mv $tr_file.tmp $tr_file
#                        msgfmt --statistics --verbose -c $tr_file -o /dev/null # usefull for debuging (msgctxt "/web/en/ or msgctxt "en/)
                    fi
                fi
            done
        else
            for directory in ./langs/*
            do
                # in each language directory except source
                if [ -d "$directory/" ] && [ $directory != ./langs/en ]; then
                    # create po file if needed from lang file if available
                    if [ ! -f "$directory/$resource.po" ] && [ -f "$directory/$resource.*.lang" ]; then
#                        echo $directory # usefull for debuging of non UTF-8 files or other python errors
                        python tools/translated_converter.py --filename $directory/$resource
                        python_error_level=$? # catch python error level
                        if [ $python_error_level -gt 0 ]; then
                            errors[$directory/$resource]=50
                        fi
                    fi
                    if [ -f "$directory/$resource.po" ] && [ -z $difference ]; then # update po file if it exists
#                        msgfmt --statistics --verbose -c $directory/$resource.po -o /dev/null # usefull for debuging (msgctxt "/web/en/ or msgctxt "en/)
                        echo merging $directory/$resource.po
                        msgmerge --quiet --no-wrap $directory/$resource.po ./langs/en/$resource.pot --output-file=$directory/$resource.tmp
                        msgmerge_error_level=$? # catch msgmerge error level
                        if [ $msgmerge_error_level -gt 0 ]; then
                            errors[$directory/$resource]=60
                            echo "$directory"/$resource.po could not be created succesfully
                            if [ -f "$tr_file.tmp" ]; then
                                rm $directory/$resource.tmp
                            fi
                        else
                            mv $directory/$resource.tmp $directory/$resource.po
#                            msgfmt --statistics --verbose -c $directory/$resource.po -o /dev/null # usefull for debuging (msgctxt "/web/en/ or msgctxt "en/)
                        fi
                    fi
                fi
            done
        fi
    fi
done

echo ''
#printf "%s\n" "${errors[@]}"
for error_in_source in "${!errors[@]}"
do
    case ${errors[$error_in_source]} in
         0)  echo "Done lookup for _g() and _r() in $error_in_source. Gettext catalogs (pot files) rebuilded. Existing po files updated." ;;
         1)  echo "Unkown error!!" ;;
         5)  echo "There are no changes in $error_in_source." ;;
        10)  echo "No strings to save from $error_in_source!" ;;
        20)  echo "!!!! Parse error, please fix $error_in_source first !!!! See details above." ;;
        30)  echo "!!!! Failed to write $error_in_source !!!! See details above." ;;
        50)  echo "!!!! Script translated_converter.py encounter an error in $error_in_source !!!!" ;;
        60)  echo "$error_in_source.po could not be created succesfully!! Duplicates?" ;;
    esac
done