From 17ffe40523144a60d4297cfb18c3b5fdaffa84af Mon Sep 17 00:00:00 2001
From: euer <root@euer.krebsco.de>
Date: Thu, 20 Dec 2012 15:53:41 +0100
Subject: //{hyper,json} -> //sandbox

//{icecrab,kachelmann,meinsack} -> //god
//host -> //punani/host
---
 sandbox/json/sh/json.sh   | 116 ++++++++++++++++++++++++++++++++++++++++++++++
 sandbox/json/sh/test.json |   7 +++
 2 files changed, 123 insertions(+)
 create mode 100755 sandbox/json/sh/json.sh
 create mode 100644 sandbox/json/sh/test.json

(limited to 'sandbox/json')

diff --git a/sandbox/json/sh/json.sh b/sandbox/json/sh/json.sh
new file mode 100755
index 00000000..79f8529a
--- /dev/null
+++ b/sandbox/json/sh/json.sh
@@ -0,0 +1,116 @@
+#! /bin/sh
+set -euf
+
+# TODO check json first
+
+# XXX json_key is something like PWD^^
+
+normalize_json() {
+  sed -n '
+    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 -n '
+    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 -n "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 "$1"
+echo ====
+set | egrep "^(typeof_)?$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.
diff --git a/sandbox/json/sh/test.json b/sandbox/json/sh/test.json
new file mode 100644
index 00000000..9b4c6312
--- /dev/null
+++ b/sandbox/json/sh/test.json
@@ -0,0 +1,7 @@
+{
+  "a": "1",
+  "b": 2,
+  "c": { "ca": 11, "cb": [1, 2, 3, "42"] },
+  "d": {},
+  "float": 4.23
+}
-- 
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