137 lines
4.2 KiB
JavaScript
137 lines
4.2 KiB
JavaScript
/*
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* Copyright (c) 2010 Lyconic, LLC.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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(function($){
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// Change the values of this global object if your method parameter is different.
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$.restSetup = { methodParam: '_method' };
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// collects the csrf-param and csrf-token from meta tags
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$(document).ready(function(){
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$.extend($.restSetup, {
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csrfParam: $('meta[name=csrf-param]').attr('content'),
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csrfToken: $('meta[name=csrf-token]').attr('content')
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});
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});
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// jQuery doesn't provide a better way of intercepting the ajax settings object
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var _ajax = $.ajax, options;
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function collect_options (url, data, success, error) {
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options = { dataType: 'json' };
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if (arguments.length === 1 && typeof arguments[0] !== "string") {
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options = $.extend(options, url);
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if ("url" in options)
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if ("data" in options) {
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fill_url(options.url, options.data);
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}
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} else {
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// shift arguments if data argument was omitted
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if ($.isFunction(data)) {
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error = success;
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success = data;
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data = null;
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}
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url = fill_url(url, data);
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options = $.extend(options, {
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url: url,
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data: data,
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success: success,
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error: error
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});
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}
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}
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function fill_url (url, data) {
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var key, u, val;
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for (key in data) {
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val = data[key];
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u = url.replace('{'+key+'}', val);
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if (u != url) {
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url = u;
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delete data[key];
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}
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}
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return url;
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}
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// public functions
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function ajax (settings) {
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settings.type = settings.type || "GET";
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if (typeof settings.data !== "string")
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if (settings.data != null) {
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settings.data = $.param(settings.data);
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}
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settings.data = settings.data || "";
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if ($.restSetup.csrf && !$.isEmptyObject($.restSetup.csrf))
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if (!/^(get)$/i.test(settings.type))
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if (!/(authenticity_token=)/i.test(settings.data)) {
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settings.data += (settings.data ? "&" : "") + $.restSetup.csrfParam + '=' + $restSetup.csrfToken;
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}
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if (!/^(get|post)$/i.test(settings.type)) {
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settings.data += (settings.data ? "&" : "") + $.restSetup.methodParam + '=' + settings.type.toLowerCase();
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settings.type = "POST";
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}
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return _ajax.call(this, settings);
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}
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function read () {
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collect_options.apply(this, arguments);
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$.extend(options, { type: 'GET' })
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return $.ajax(options);
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}
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function create () {
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collect_options.apply(this, arguments);
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$.extend(options, { type: 'POST' });
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return $.ajax(options);
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}
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function update () {
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collect_options.apply(this, arguments);
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$.extend(options, { type: 'PUT' });
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return $.ajax(options);
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}
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function destroy () {
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collect_options.apply(this, arguments);
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$.extend(options, { type: 'DELETE' });
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return $.ajax(options);
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}
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$.extend({
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ajax: ajax,
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read: read,
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create: create,
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update: update,
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destroy: destroy
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});
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})(jQuery); |