Initial commit

lib/assets/javascripts/dashboard/statics/helpers/url.js

@@ -0,0 +1,63 @@
+module.exports = {
+  getUrlParams: function (conversion, location) {
+    var urlTokens;
+
+    conversion = conversion || {};
+    location = location || window.location;
+    urlTokens = _getUrlTokens.call(this, location);
+
+    return urlTokens.length
+      ? _buildParams.call(this, conversion, urlTokens)
+      : {};
+  },
+
+  getPage: function () {
+    var pathTokens = window.location.pathname.split('/');
+    var lastTokenIndex = pathTokens.length - 1;
+    return pathTokens[lastTokenIndex];
+  },
+
+  getVizID: function (page /* optional */) {
+    var url = window.location.pathname;
+    var vizStr = '/viz/';
+
+    page = page || this.getPage();
+
+    return url.substring(
+      url.indexOf(vizStr) + vizStr.length,
+      url.indexOf('/' + page)
+    );
+  }
+};
+
+function _getUrlTokens (location) {
+  return location.search.slice(1).split('&');
+}
+
+function _buildParams (conversion, urlTokens) {
+  var URL_PARAM_TO_DECODE = 0;
+  var NUMBER_OF_PARAM_TOKENS = 2;
+  var params = {};
+  var i = 0;
+
+  for (i; i < urlTokens.length; ++i) {
+    var urlParams = urlTokens[i].split('=');
+    var urlParamToDecode = urlParams[URL_PARAM_TO_DECODE];
+    var callback = conversion[urlParamToDecode] || function defaultValue (value) {
+      return value;
+    };
+
+    if (urlParams.length === NUMBER_OF_PARAM_TOKENS) {
+      params[urlParamToDecode] = _decodeParam(urlParams, callback);
+    }
+  }
+
+  return params;
+}
+
+function _decodeParam (urlParams, callback) {
+  var URL_PARAM_URI = 1;
+  var decodedParam = decodeURIComponent(urlParams[URL_PARAM_URI]);
+
+  return callback(decodedParam);
+}