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path: root/lib/caldav/querystring.js
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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

// Query String Utilities

(function(module, ns) {

  var QueryString = {};

  QueryString.escape = function(str) {
    return encodeURIComponent(str);
  };

  var stringifyPrimitive = function(v) {
    switch (typeof v) {
      case 'string':
        return v;

      case 'boolean':
        return v ? 'true' : 'false';

      case 'number':
        return isFinite(v) ? v : '';

      default:
        return '';
    }
  };


  QueryString.stringify = QueryString.encode = function(obj, sep, eq, name) {
    sep = sep || '&';
    eq = eq || '=';
    if (obj === null) {
      obj = undefined;
    }

    if (typeof obj === 'object') {
      return Object.keys(obj).map(function(k) {
        var ks = QueryString.escape(stringifyPrimitive(k)) + eq;
        if (Array.isArray(obj[k])) {
          return obj[k].map(function(v) {
            return ks + QueryString.escape(stringifyPrimitive(v));
          }).join(sep);
        } else {
          return ks + QueryString.escape(stringifyPrimitive(obj[k]));
        }
      }).join(sep);

    }

    if (!name) return '';
    return QueryString.escape(stringifyPrimitive(name)) + eq +
           QueryString.escape(stringifyPrimitive(obj));
  };

  module.exports = QueryString;

}.apply(
  this,
  (this.Caldav) ?
    [Caldav('querystring'), Caldav] :
    [module, require('./caldav')]
));