Use querystring, stop manually building urls

app/assets/javascripts/querystring.js

@@ -0,0 +1,256 @@
+require=(function(e,t,n){function i(n,s){if(!t[n]){if(!e[n]){var o=typeof require=="function"&&require;if(!s&&o)return o(n,!0);if(r)return r(n,!0);throw new Error("Cannot find module '"+n+"'")}var u=t[n]={exports:{}};e[n][0].call(u.exports,function(t){var r=e[n][1][t];return i(r?r:t)},u,u.exports)}return t[n].exports}var r=typeof require=="function"&&require;for(var s=0;s<n.length;s++)i(n[s]);return i})({"querystring":[function(require,module,exports){
+module.exports=require('SIBfUI');
+},{}],"SIBfUI":[function(require,module,exports){
+var isArray = typeof Array.isArray === 'function'
+    ? Array.isArray
+    : function (xs) {
+        return Object.prototype.toString.call(xs) === '[object Array]'
+    };
+
+var objectKeys = Object.keys || function objectKeys(object) {
+    if (object !== Object(object)) throw new TypeError('Invalid object');
+    var keys = [];
+    for (var key in object) if (object.hasOwnProperty(key)) keys[keys.length] = key;
+    return keys;
+}
+
+
+/*!
+ * querystring
+ * Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
+ * MIT Licensed
+ */
+
+/**
+ * Library version.
+ */
+
+exports.version = '0.3.1';
+
+/**
+ * Object#toString() ref for stringify().
+ */
+
+var toString = Object.prototype.toString;
+
+/**
+ * Cache non-integer test regexp.
+ */
+
+var notint = /[^0-9]/;
+
+/**
+ * Parse the given query `str`, returning an object.
+ *
+ * @param {String} str
+ * @return {Object}
+ * @api public
+ */
+
+exports.parse = function(str){
+  if (null == str || '' == str) return {};
+
+  function promote(parent, key) {
+    if (parent[key].length == 0) return parent[key] = {};
+    var t = {};
+    for (var i in parent[key]) t[i] = parent[key][i];
+    parent[key] = t;
+    return t;
+  }
+
+  return String(str)
+    .split('&')
+    .reduce(function(ret, pair){
+      try{ 
+        pair = decodeURIComponent(pair.replace(/\+/g, ' '));
+      } catch(e) {
+        // ignore
+      }
+
+      var eql = pair.indexOf('=')
+        , brace = lastBraceInKey(pair)
+        , key = pair.substr(0, brace || eql)
+        , val = pair.substr(brace || eql, pair.length)
+        , val = val.substr(val.indexOf('=') + 1, val.length)
+        , parent = ret;
+
+      // ?foo
+      if ('' == key) key = pair, val = '';
+
+      // nested
+      if (~key.indexOf(']')) {
+        var parts = key.split('[')
+          , len = parts.length
+          , last = len - 1;
+
+        function parse(parts, parent, key) {
+          var part = parts.shift();
+
+          // end
+          if (!part) {
+            if (isArray(parent[key])) {
+              parent[key].push(val);
+            } else if ('object' == typeof parent[key]) {
+              parent[key] = val;
+            } else if ('undefined' == typeof parent[key]) {
+              parent[key] = val;
+            } else {
+              parent[key] = [parent[key], val];
+            }
+          // array
+          } else {
+            obj = parent[key] = parent[key] || [];
+            if (']' == part) {
+              if (isArray(obj)) {
+                if ('' != val) obj.push(val);
+              } else if ('object' == typeof obj) {
+                obj[objectKeys(obj).length] = val;
+              } else {
+                obj = parent[key] = [parent[key], val];
+              }
+            // prop
+            } else if (~part.indexOf(']')) {
+              part = part.substr(0, part.length - 1);
+              if(notint.test(part) && isArray(obj)) obj = promote(parent, key);
+              parse(parts, obj, part);
+            // key
+            } else {
+              if(notint.test(part) && isArray(obj)) obj = promote(parent, key);
+              parse(parts, obj, part);
+            }
+          }
+        }
+
+        parse(parts, parent, 'base');
+      // optimize
+      } else {
+        if (notint.test(key) && isArray(parent.base)) {
+          var t = {};
+          for(var k in parent.base) t[k] = parent.base[k];
+          parent.base = t;
+        }
+        set(parent.base, key, val);
+      }
+
+      return ret;
+    }, {base: {}}).base;
+};
+
+/**
+ * Turn the given `obj` into a query string
+ *
+ * @param {Object} obj
+ * @return {String}
+ * @api public
+ */
+
+var stringify = exports.stringify = function(obj, prefix) {
+  if (isArray(obj)) {
+    return stringifyArray(obj, prefix);
+  } else if ('[object Object]' == toString.call(obj)) {
+    return stringifyObject(obj, prefix);
+  } else if ('string' == typeof obj) {
+    return stringifyString(obj, prefix);
+  } else {
+    return prefix;
+  }
+};
+
+/**
+ * Stringify the given `str`.
+ *
+ * @param {String} str
+ * @param {String} prefix
+ * @return {String}
+ * @api private
+ */
+
+function stringifyString(str, prefix) {
+  if (!prefix) throw new TypeError('stringify expects an object');
+  return prefix + '=' + encodeURIComponent(str);
+}
+
+/**
+ * Stringify the given `arr`.
+ *
+ * @param {Array} arr
+ * @param {String} prefix
+ * @return {String}
+ * @api private
+ */
+
+function stringifyArray(arr, prefix) {
+  var ret = [];
+  if (!prefix) throw new TypeError('stringify expects an object');
+  for (var i = 0; i < arr.length; i++) {
+    ret.push(stringify(arr[i], prefix + '[]'));
+  }
+  return ret.join('&');
+}
+
+/**
+ * Stringify the given `obj`.
+ *
+ * @param {Object} obj
+ * @param {String} prefix
+ * @return {String}
+ * @api private
+ */
+
+function stringifyObject(obj, prefix) {
+  var ret = []
+    , keys = objectKeys(obj)
+    , key;
+  for (var i = 0, len = keys.length; i < len; ++i) {
+    key = keys[i];
+    ret.push(stringify(obj[key], prefix
+      ? prefix + '[' + encodeURIComponent(key) + ']'
+      : encodeURIComponent(key)));
+  }
+  return ret.join('&');
+}
+
+/**
+ * Set `obj`'s `key` to `val` respecting
+ * the weird and wonderful syntax of a qs,
+ * where "foo=bar&foo=baz" becomes an array.
+ *
+ * @param {Object} obj
+ * @param {String} key
+ * @param {String} val
+ * @api private
+ */
+
+function set(obj, key, val) {
+  var v = obj[key];
+  if (undefined === v) {
+    obj[key] = val;
+  } else if (isArray(v)) {
+    v.push(val);
+  } else {
+    obj[key] = [v, val];
+  }
+}
+
+/**
+ * Locate last brace in `str` within the key.
+ *
+ * @param {String} str
+ * @return {Number}
+ * @api private
+ */
+
+function lastBraceInKey(str) {
+  var len = str.length
+    , brace
+    , c;
+  for (var i = 0; i < len; ++i) {
+    c = str[i];
+    if (']' == c) brace = false;
+    if ('[' == c) brace = true;
+    if ('=' == c && !brace) return i;
+  }
+}
+
+},{}]},{},[])
+;