build-locales.sh

#!/bin/bash
#
# Step 2: After locales have been created and translated, generate compiled
#         locales for the application to use, such as
#         /usr/share/locale/en_GB/LC_MESSAGES/polychromatic.mo
#
# Requires "msgfmt" to be installed (usually provided in the 'gettext' package)
#
# To update locales from the source code, run ./create-locales.sh instead.
#
# Parameters:
#   $1      Optional. Path to save compiled locales
#

cd "$(dirname "$0")"/../locale
output_path="$1"

# Check all the required tools are present
if [ -z "$(which msgfmt)" ]; then
    echo "Command for 'msgfmt' not found. Locales will not be compiled."
    echo "Try installing a 'gettext' package for your distribution."
    exit 1
fi

# A parameter to the script can optionally override where the place the output.
if [ -z "$output_path" ]; then
    output_path="$(pwd)"
fi

if [ ! -d "$output_path" ]; then
    mkdir "$output_path"
fi

# Compile locales
echo -n "Compiling locales using 'msgfmt'..."
for file in $(ls *.po)
do
    locale=${file%.*}
    locale_path="$output_path/$locale/LC_MESSAGES/"
    if [ -d "$locale_path" ]; then
        rm -r "$locale_path"
    fi
    mkdir -p "$locale_path"
    msgfmt $locale.po -o "$locale_path/polychromatic.mo"
done
echo " done!"