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jquery.rest.js
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jquery.rest.js
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/*
* Copyright (c) 2010 Lyconic, LLC.
*
* 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.
*/
(function($){
// Change the values of this global object if your csrf token or method
// parameter are different. You can set csrf to null to skip it (but you shouldn't)
$.restSetup = {
csrf: { authenticity_token: null },
methodParam: '_method'
};
// jQuery doesn't provide a better way of intercepting the ajax settings object
var _ajax = $.ajax,
options = { dataType: 'json' };
function collect_options (url, data, success, error) {
if (arguments.length === 1 && typeof arguments[0] !== "string") {
options = $.extend(options, url);
if ("url" in options)
if ("data" in options) {
fill_url(options.url, options.data);
}
} else {
// shift arguments if data argument was omitted
if ($.isFunction(data)) {
error = success;
success = data;
data = null;
}
url = fill_url(url, data);
options = $.extend(options, {
url: url,
data: data,
success: success,
error: error
});
}
}
function fill_url (url, data) {
var key, u, val;
for (key in data) {
val = data[key];
u = url.replace('{'+key+'}', val);
if (u != url) {
url = u;
delete data[key];
}
}
return url;
}
// public functions
function ajax (settings) {
settings.type = settings.type || "GET";
if (typeof settings.data !== "string")
if (settings.data != null) {
settings.data = $.param(settings.data);
}
settings.data = settings.data || "";
if ($.restSetup.csrf && !$.isEmptyObject($.restSetup.csrf))
if (!/^(get)$/i.test(settings.type))
if (!/(authenticity_token=)/i.test(settings.data)) {
settings.data += (settings.data ? "&" : "") + $.param($.restSetup.csrf);
}
if (!/^(get|post)$/i.test(settings.type)) {
settings.data += (settings.data ? "&" : "") + $.restSetup.methodParam + '=' + settings.type.toLowerCase();
settings.type = "POST";
}
return _ajax.call(this, settings);
}
function read () {
collect_options.apply(this, arguments);
$.extend(options, { type: 'GET' })
return $.ajax(options);
}
function create () {
collect_options.apply(this, arguments);
$.extend(options, { type: 'POST' });
return $.ajax(options);
}
function update () {
collect_options.apply(this, arguments);
$.extend(options, { type: 'PUT' });
return $.ajax(options);
}
function destroy () {
collect_options.apply(this, arguments);
$.extend(options, { type: 'DELETE' });
return $.ajax(options);
}
$.extend({
ajax: ajax,
read: read,
create: create,
update: update,
destroy: destroy
});
})(jQuery);