[FEATURE] ripple.txt client

src/js/ripple/index.js

@@ -12,6 +12,7 @@ exports.Meta             = require('./meta').Meta;
 exports.SerializedObject = require('./serializedobject').SerializedObject;
 exports.RippleError      = require('./rippleerror').RippleError;
 exports.Message          = require('./message');
+exports.Rippletxt        = require('./rippletxt');
 exports.binformat        = require('./binformat');
 exports.utils            = require('./utils');
 exports.Server           = require('./server').Server;

src/js/ripple/rippletxt.js

@@ -0,0 +1,72 @@
+var request = require('superagent');
+
+
+function RippleTxt(opts) {
+  this.txts = {};
+};
+
+
+/*
+ * Gets the ripple.txt file for the given domain
+ * 
+ */
+RippleTxt.prototype.get = function (domain, fn) {
+  var self = this;
+  
+  if (self.txts[domain]) return fn(null, self.txts[domain]);
+  
+  var urls = [
+    'https://ripple.'+domain+'/ripple.txt',
+    'https://www.'+domain+'/ripple.txt',
+    'https://'+domain+'/ripple.txt',
+    'http://ripple.'+domain+'/ripple.txt',
+    'http://www.'+domain+'/ripple.txt',
+    'http://'+domain+'/ripple.txt'
+  ].reverse();
+         
+  next();
+  function next () {
+    if (!urls.length) return fn(new Error("No ripple.txt found"));    
+    var url = urls.pop();
+
+    request.get(url, function(err, resp) {
+      if (err || !resp.text) return next();
+   
+      var sections      = self.parse(resp.text);
+      self.txts[domain] = sections;
+      fn(null, sections);            
+    });         
+  } 
+}    
+
+
+/*
+ * parse a ripple.txt file
+ * 
+ */    
+RippleTxt.prototype.parse = function (txt) {
+  
+  txt = txt.replace('\r\n', '\n');
+  txt = txt.replace('\r', '\n');
+  txt = txt.split('\n');
+
+  var currentSection = "", sections = {};
+  for (var i = 0, l = txt.length; i < l; i++) {
+    var line = txt[i];
+    if (!line.length || line[0] === '#') {
+      continue;
+    } else if (line[0] === '[' && line[line.length-1] === ']') {
+      currentSection = line.slice(1, line.length-1);
+      sections[currentSection] = [];
+    } else {
+      line = line.replace(/^\s+|\s+$/g, '');
+      if (sections[currentSection]) {
+        sections[currentSection].push(line);
+      }
+    }
+  }
+
+  return sections;
+}
+
+module.exports = RippleTxt;

test/vault-test.js

@@ -1 +1,18 @@
 var assert    = require('assert');
+var RippleTxt = require('../src/js/ripple/rippletxt');
+
+
+describe('Vault Client', function() {
+
+  describe('Ripple Txt', function() {
+
+    it('should get the context of a ripple.txt file from a given domain', function(done){
+      var rt = new RippleTxt();
+      rt.get("ripple.com", function(err, resp){
+        assert.ifError(err);
+        assert.equal(typeof resp, 'object');
+        done();
+      });
+    });
+  });
+});