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/* -*- Mode: JS2; indent-tabs-mode: nil; js2-basic-offset: 4 -*- */
/* vim: set et ts=4 sw=4: */
/*
* Copyright (c) 2013 Mattias Bengtsson.
*
* GNOME Maps is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* GNOME Maps is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with GNOME Maps; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Mattias Bengtsson <mattias.jc.bengtsson@gmail.com>
*/
const Lang = imports.lang;
const Soup = imports.gi.Soup;
function encode(data) {
if(data === null)
return null;
return Soup.URI.encode(data.toString(), null);
}
const Query = new Lang.Class({
Name: 'Query',
_init: function(obj) {
this._query = {};
for(let key in obj) {
this.add(key, obj[key]);
}
},
// a value === null represents an empty value
add: function(key, value) {
// Initialize query field if it isn't already
if(!Array.isArray(this._query[key]))
this._query[key] = [];
if(Array.isArray(value))
this._query[key] = this._query[key].concat(value);
else
this._query[key].push(value);
},
toString: function() {
let vars = [];
for(let key in this._query) {
let values = this._query[key];
let encKey = encode(key);
values.forEach(function(value) {
let encValue = encode(value);
if(encValue !== null)
vars.push([encKey, encValue].join('='));
else
vars.push(encKey);
});
}
return vars.join('&');
}
});
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