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|
#! /bin/sh
set -euf
# TODO check json first
# XXX json_key is something like PWD^^
normalize_json() {
sed -rn '
1s/^/cat<<EOF\n/
# TODO handle escaped double quotes
s/"[^"]+"/"$(echo -n & | base64)"/g
$s/$/\nEOF/
p
' | sh | tr -d '[:space:]'
}
json_to_sh() {
sed -rn '
s/,/;/g
s/\[/begin_json_array;/g; s/\]/end_json_array;/g
s/\{/begin_json_object;/g; s/\}/end_json_object;/g
s/("[^"]+"):/json_set_key \1;/g
s/;("[^"]+")/;json_set string \1;/g
s/;([0-9]+)/;json_set number `echo -n \1 | base64`;/g
s/;;/;/g
s/;/\n/g
p
'
}
begin_json_object() {
push_key %%%MAKEJSONOBJ%%%
}
end_json_object() {
#echo end_json_object: $json_key >&2
pop_key # TODO check if is %%%MAKEJSONOBJ%%%
#echo obj: $1 `set | sed -rn "s/^(${json_key}_[a-zA-Z]+)_VALUE=(.*)/\1/p"` >&2
#json_set object "`set | sed -rn "s/^(${json_key}_[a-zA-Z]+)_VALUE=(.*)/\1/p"`"
json_set object "`set | sed -rn "s/^(${json_key}_[a-zA-Z]+)=(.*)/\1/p"`"
}
begin_json_array() { :; }
end_json_array() { :; }
json_push_key() {
push_key "`echo -n "$1" | base64 -d`"
}
json_set_key() {
pop_key
json_push_key "$1"
}
json_set() {
##echo "typeof_$json_key=$1" >&2
##echo "${json_key}_VALUE=\"$2\"" >&2 # (`echo -n $2 | base64 -d`)" >&2
#eval "${json_key}_TYPE=$1"
#eval "${json_key}_VALUE=\"$2\""
eval "typeof_${json_key}=$1"
eval "${json_key}=\"$2\""
}
push_key() {
json_key="${json_key+${json_key}_}$1"
}
pop_key() {
json_key="`echo $json_key | sed 's/_[^_]\+$//'`"
}
json() {
#eval echo "\"\$`echo -n "$json_key" "$@" | tr "$IFS" _`\" | base64 -d"
NAME="`echo -n "$json_key" "$@" | tr "$IFS" _`"
#eval "TYPE=\"\$${NAME}_TYPE\""
eval "TYPE=\"\$typeof_$NAME\""
echo -n "$TYPE $NAME: "
case "$TYPE" in
(object)
#eval echo -n \$${NAME}_VALUE
eval echo -n \$$NAME
;;
#set | sed -rn "s/^(${NAME})_([a-zA-Z]+)[a-zA-Z_]*_VALUE=(.*)/\1_\2/p" |
# sort | uniq | tr \\n \ ;;
(*) #echo -n "$VALUE";;
#eval "VALUE=\"\$(echo -n \"\$${NAME}_VALUE\" | base64 -d)\""
#eval echo -n \"\$${NAME}_VALUE\" | base64 -d
eval echo -n \$${NAME} | base64 -d
esac
echo
}
read_json() {
json_key="${1-JSON}"
#meh="`cat`"
#echo "$meh"
##echo "$meh" | normalize_json | json_to_sh; exit
#eval "`echo "$meh" | normalize_json | json_to_sh`"
eval "`normalize_json | json_to_sh`"
}
# TODO print_json x, print_json x ca ... to print as json
read_json x
echo ====
set | egrep "^(typeof_)?$json_key[A-Za-z_]*="
echo ====
json
json a
json b
json c
json c ca
json c cb
json d
#echo ====
#echo $JSON_VALUE
#echo $JSON_c_cb_VALUE | base64 -d; echo
echo READY.
#### End of file.
|
