Sha256: 24bd1736eebdbfe1755142a63643f762cfd9ce3a2f2e695c63009aae7001fb0a
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Size: 1.36 KB
Versions: 23
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Stored size: 1.36 KB
Contents
#!/usr/bin/env bash
usage()
{
printf "
Usage:
db database_file {{key}} {{value}} # set
db database_file {{key}} # get
db database_file {{key}} unset # unset
" >&2
}
if [[ -f "$1" ]] ; then
database_file="$1" ; shift
if [[ ! -f "$database_file" ]] ; then
directory=$(dirname "$database_file")
if [[ ! -d "$directory" ]] ; then
mkdir -p "$directory"
fi
touch "$database_file"
fi
else
printf "\n\nDatabase file $1 does not exist.\n\n" >&2
exit 1
fi
key="$1" ; shift
if [[ -z "$key" ]] ; then
usage
exit 1
else
value="$*"
if [[ "unset" = "$value" || "delete" = "$value" ]] ; then
sed -e "s#^$key=.*\$##" -e '/^$/d' "$database_file" > "$database_file.new"
mv "$database_file.new" "$database_file"
else
if [[ -z "$value" ]] ; then # get
awk -F= '/^'"$key"'=/' "$database_file" | sed -e "s#^$key=##" -e '/^$/d'
else # set
sed -e "s#^$key=.*\$##" -e '/^$/d' "$database_file" > "$database_file.new"
mv "$database_file.new" "$database_file"
if [[ -z "$(awk -F= "/^'"$key"'=/{print $2}" "$database_file")" ]] ; then # append
echo "$key=$value" >> "$database_file"
else # overwrite
sed -i.tmp "s#^$key=.*\$#$key=$value#" "$database_file" > "$database_file.new"
mv "$database_file.new" "$database_file"
fi
fi
fi
fi
Version data entries
23 entries across 23 versions & 2 rubygems