Bash urlencode and urldecode (original) (raw)

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Bash urlencode and urldecode

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urlencode() {
# urlencode

old_lc_collate=$LC_COLLATE
LC_COLLATE=C

local length="${#1}"
for (( i = 0; i < length; i++ )); do
local c="${1:$i:1}"
case $c in
[a-zA-Z0-9.~_-]) printf '%s' "$c" ;;
*) printf '%%%02X' "'$c" ;;
esac
done

LC_COLLATE=$old_lc_collate
}

urldecode() {
# urldecode

local url_encoded="${1//+/ }"
printf '%b' "${url_encoded//%/\\x}"
}