Add TorrentCollection class and store torrents by hash

server/util/formatUtil.js

@@ -0,0 +1,50 @@
+var util = require('util');
+
+var FormatUtil = {
+  percentComplete: function(numerator, denominator) {
+
+  },
+
+  eta: function(rate, completed, total) {
+    
+  },
+
+  parsePeers: function(string) {
+    var markerPosition = string.indexOf('@!@');
+    return string.substr(0, markerPosition);
+  },
+
+  status: function(isHashChecking, isComplete, isOpen, uploadRate, downloadRate, state, message) {
+    var torrentStatus = [];
+
+    if (isHashChecking === '1') {
+      torrentStatus.push('ch'); // checking
+    } else if (isComplete === '1' && isOpen === '1' && state === '1') {
+      torrentStatus.push('sd'); // seeding
+  	} else if (isComplete === '1' && isOpen === '1' && state === '0') {
+      torrentStatus.push('p'); // paused
+  	} else if (isComplete === '1' && isOpen === '0') {
+      torrentStatus.push('c'); // complete
+  	} else if (isComplete === '0' && isOpen === '1' && state === '1') {
+      torrentStatus.push('d'); // downloading
+  	} else if (isComplete === '0' && isOpen === '1' && state === '0') {
+      torrentStatus.push('p'); // paused
+  	} else if (isComplete === '0' && isOpen === '0') {
+      torrentStatus.push('s'); // stopped
+  	}
+
+    if (message.length) {
+      torrentStatus.push('e'); // error
+    }
+
+    if (uploadRate === '0' && downloadRate === '0') {
+      torrentStatus.push('i');
+    } else {
+      torrentStatus.push('a');
+    }
+
+    return torrentStatus;
+  }
+}
+
+module.exports = FormatUtil;