From 0ec11733c539e69b1e035585f9e44de19198d93a Mon Sep 17 00:00:00 2001
From: tv <tv@xso>
Date: Wed, 24 Aug 2011 16:50:00 +0200
Subject: gold scex: initial commit

---
 gold/scex/index.js | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 gold/scex/slurp.js | 38 +++++++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 gold/scex/index.js
 create mode 100644 gold/scex/slurp.js

(limited to 'gold/scex')

diff --git a/gold/scex/index.js b/gold/scex/index.js
new file mode 100644
index 00000000..e0c706e7
--- /dev/null
+++ b/gold/scex/index.js
@@ -0,0 +1,58 @@
+var http = require('http');
+var slurp = require('./slurp');
+
+var options = {
+  host: 'scexchange.bitparking.com',
+  port: 8080,
+  path: '/api/t2'
+};
+
+var last_id = 0;
+var last_price = 0;
+function t2 () {
+  http.get(options, function(res) {
+    slurp(res, function (data) {
+      try {
+        data = JSON.parse(data);
+      } catch (exn) {
+        return console.error('' + exn.stack + '');
+      };
+      data
+        .sort(function (a, b) {
+          return a.id - b.id;
+        })
+        .forEach(function (x) {
+          if (x.id > last_id) {
+            last_id = x.id;
+
+            x.date = new Date(Number(x.date) * 1000);
+
+            var price = x.price.toString();
+            while (price.length < 'x.xxxxxxxx'.length) {
+              price += 0;
+            }
+            if (x.price > last_price) {
+              price = '' + price + ''
+            }
+            if (x.price < last_price) {
+              price = '' + price + ''
+            }
+            last_price = x.price;
+
+            var c = ({ buy: '', sell: '' })[x.type];
+            var m = '';
+            m += x.id
+            m += ' ' + JSON.parse(JSON.stringify(x.date))
+            m += ' ' + price
+            m += ' ' + c + x.amount + ''
+            console.log(m);
+
+          };
+        });
+    });
+  }).on('error', function(e) {
+    console.log("Got error: " + e.message);
+  });
+};
+
+setInterval(t2, 1000);
diff --git a/gold/scex/slurp.js b/gold/scex/slurp.js
new file mode 100644
index 00000000..70319743
--- /dev/null
+++ b/gold/scex/slurp.js
@@ -0,0 +1,38 @@
+module.exports = (function () {
+
+  function join_buffers (buffers, length) {
+    var buffer = new Buffer(length);
+    var targetStart = 0;
+    buffers.forEach(function (x) {
+      x.copy(buffer, targetStart);
+      targetStart += x.length;
+    });
+    return buffer;
+  };
+
+  function finish_it (req, buffers, length, callback) {
+    req.content = join_buffers(buffers, length);
+    return callback(req.content);
+  };
+
+  function nop () {};
+
+  return function (req, callback) {
+    if (req.hasOwnProperty('content')) {
+      return callback(req.content);
+    };
+    var content = [];
+    var length = 0;
+    var end_handler = finish_it;
+    req.on('data', function (data) {
+      content.push(data);
+      length += data.length;
+    });
+    [ 'end', 'close' ].forEach(function (event) {
+      req.on(event, function () {
+        finish_it(req, content, length, callback);
+        end_handler = nop;
+      });
+    });
+  };
+})();
-- 
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