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41 lines
1.2 KiB
Plaintext
41 lines
1.2 KiB
Plaintext
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#!/usr/bin/env bash
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# Usage: {script} RULE_FILENAME
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# Update list of language codes (ISO-639-2)
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set -euo pipefail
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declare -r IFS=$'\n'
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declare -r URL="http://www.loc.gov/standards/iso639-2/ISO-639-2_utf-8.txt"
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declare -r RULE_FILENAME="${1}"
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declare -r TEMPORARY_LIST=$(mktemp)
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download_list()
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{
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echo "Downloading list from '${URL}'"
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curl --silent --location "${1}" --output "${2}"
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}
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update_currency_codes()
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{
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local -r filename_rule="${1}"
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local -r filename_list="${2}"
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local -r temporary_rule=$(mktemp)
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echo "Updating list in '${filename_rule}'"
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{
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sed -n '/^</,/ protected/p' "${filename_rule}"
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while read line; do
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local alpha_3=$(cut --delimiter '|' --fields 1 <<< "${line}" | tr -cd '[a-z]' | tr '[a-z]' '[A-Z]')
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local alpha_2=$(cut --delimiter '|' --fields 3 <<< "${line}" | tr '[a-z]' '[A-Z]')
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local name=$(cut --delimiter '|' --fields 4 <<< "${line}")
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echo " ['${alpha_2}', '${alpha_3}'], // ${name}"
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done < "${filename_list}"
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sed -n '/^ ]/,/^}/p' "${filename_rule}"
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} > "${temporary_rule}"
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mv "${temporary_rule}" "${filename_rule}"
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}
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download_list "${URL}" "${TEMPORARY_LIST}"
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update_currency_codes "${RULE_FILENAME}" "${TEMPORARY_LIST}"
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