//gold mtgox.ticker: import tv@iiso's legacy

1 files changed, 51 insertions, 2 deletions

diff --git a/gold/mtgox/mtgox.ticker b/gold/mtgox/mtgox.ticker
index b24dfb35..32ee53bf 100755
--- a/gold/mtgox/mtgox.ticker
+++ b/gold/mtgox/mtgox.ticker
@@ -1,4 +1,53 @@
 #! /bin/sh
-# get mtgox ticker data
+# 2012-06-07 ~tv@iiso:bin/mtgox.ticker
 set -euf
-curl -ksS https://mtgox.com/code/data/ticker.php
+
+Currency=${Currency-EUR}
+
+# continuous ticker
+## usage: mtgox.ticker -f [time] [json-path...]
+if test $# -ge 1 && test "$1" = -f; then
+  shift
+  time=`echo "$1" | grep '^[1-9][0-9]*[h]\?$'` && shift || time=60 
+  echo -n "# sleep time: $time"
+  while echo -n "
+`date --rfc-3339=s` `"$0" "$@"`"; do
+    sleep $time
+  done
+  exit
+fi
+
+# 2012-11-17 tv /krebs/gold/mtgox/mtgox.ticker
+ticker() {
+  curl -ksS https://mtgox.com/code/data/ticker.php?Currency=$Currency
+}
+# 2012-11-17 tv ~mw*@iiso:Espresso-phonegap/package/bin/json-print
+print() {
+  node -e "
+// 2012-11-17 tv
+//filename = process.argv[2]
+filename = process.argv[1]
+jsonpath = []
+value = JSON.parse(require('fs').readFileSync(filename))
+// 2012-11-17 tv
+//process.argv.slice(3).forEach(function (key) {
+process.argv.slice(2).forEach(function (key) {
+  value = value[key]
+  jsonpath.push(key)
+  if (typeof value === 'undefined') {
+    console.error(filename + ':', jsonpath.join('.'), 'is', value)
+    process.exit(23)
+  }
+})
+
+console.log(JSON.stringify(value, null, 2))
+" "$@"
+}
+
+# ticker
+## usage: mtgox.ticker [json-path...] -> json
+# 2012-11-17 tv
+#/krebs/gold/mtgox/mtgox.ticker |
+#    ~mw*@iiso:Espresso-phonegap/package/bin/json-print /dev/stdin ticker "$@"
+ticker |
+    print /dev/stdin ticker "$@"