Download as
Browse Code »

Commit 01121261cb277ef9bd3f4c2b50a99ea137c10780

Authored by Nick Recobra
1 parent b5e3d046
Exists in master and in 1 other branch production

Rails.js bump.

Showing 1 changed file with 158 additions and 132 deletions   Show diff stats
public/javascripts/rails.js
  Diff comments   View file @0112126
1   -jQuery(function ($) {
2   - var csrf_token = $('meta[name=csrf-token]').attr('content'),
3   - csrf_param = $('meta[name=csrf-param]').attr('content');
4   -
5   - $.fn.extend({
6   - /**
7   - * Triggers a custom event on an element and returns the event result
8   - * this is used to get around not being able to ensure callbacks are placed
9   - * at the end of the chain.
10   - *
11   - * TODO: deprecate with jQuery 1.4.2 release, in favor of subscribing to our
12   - * own events and placing ourselves at the end of the chain.
13   - */
14   - triggerAndReturn: function (name, data) {
15   - var event = new $.Event(name);
16   - this.trigger(event, data);
17   -
18   - return event.result !== false;
19   - },
20   -
21   - /**
22   - * Handles execution of remote calls firing overridable events along the way
23   - */
24   - callRemote: function () {
25   - var el = this,
26   - method = el.attr('method') || el.attr('data-method') || 'GET',
27   - url = el.attr('action') || el.attr('href'),
28   - dataType = el.attr('data-type') || 'script';
29   -
30   - if (url === undefined) {
31   - throw "No URL specified for remote call (action or href must be present).";
32   - } else {
33   - if (el.triggerAndReturn('ajax:before')) {
34   - var data = el.is('form') ? el.serializeArray() : [];
35   - $.ajax({
36   - url: url,
37   - data: data,
38   - dataType: dataType,
39   - type: method.toUpperCase(),
40   - beforeSend: function (xhr) {
41   - el.trigger('ajax:loading', xhr);
42   - },
43   - success: function (data, status, xhr) {
44   - el.trigger('ajax:success', [data, status, xhr]);
45   - },
46   - complete: function (xhr) {
47   - el.trigger('ajax:complete', xhr);
48   - },
49   - error: function (xhr, status, error) {
50   - el.trigger('ajax:failure', [xhr, status, error]);
51   - }
52   - });
53   - }
54   -
55   - el.trigger('ajax:after');
56   - }
57   - }
58   - });
59   -
60   - /**
61   - * confirmation handler
62   - */
63   - $('a[data-confirm],input[data-confirm]').live('click', function () {
64   - var el = $(this);
65   - if (el.triggerAndReturn('confirm')) {
66   - if (!confirm(el.attr('data-confirm'))) {
67   - return false;
68   - }
69   - }
70   - });
71   -
72   -
73   - /**
74   - * remote handlers
75   - */
76   - $('form[data-remote]').live('submit', function (e) {
77   - $(this).callRemote();
78   - e.preventDefault();
79   - });
80   -
81   - $('a[data-remote],input[data-remote]').live('click', function (e) {
82   - $(this).callRemote();
83   - e.preventDefault();
84   - });
85   -
86   - $('a[data-method]:not([data-remote])').live('click', function (e){
87   - var link = $(this),
88   - href = link.attr('href'),
89   - method = link.attr('data-method'),
90   - form = $('<form method="post" action="'+href+'"></form>'),
91   - metadata_input = '<input name="_method" value="'+method+'" type="hidden" />';
92   -
93   - if (csrf_param != null && csrf_token != null) {
94   - metadata_input += '<input name="'+csrf_param+'" value="'+csrf_token+'" type="hidden" />';
95   - }
96   -
97   - form.hide()
98   - .append(metadata_input)
99   - .appendTo('body');
100   -
101   - e.preventDefault();
102   - form.submit();
103   - });
104   -
105   - /**
106   - * disable-with handlers
107   - */
108   - var disable_with_input_selector = 'input[data-disable-with]';
109   - var disable_with_form_remote_selector = 'form[data-remote]:has(' + disable_with_input_selector + ')';
110   - var disable_with_form_not_remote_selector = 'form:not([data-remote]):has(' + disable_with_input_selector + ')';
111   -
112   - var disable_with_input_function = function () {
113   - $(this).find(disable_with_input_selector).each(function () {
114   - var input = $(this);
115   - input.data('enable-with', input.val())
116   - .attr('value', input.attr('data-disable-with'))
117   - .attr('disabled', 'disabled');
118   - });
119   - };
120   -
121   - $(disable_with_form_remote_selector).live('ajax:before', disable_with_input_function);
122   - $(disable_with_form_not_remote_selector).live('submit', disable_with_input_function);
123   -
124   - $(disable_with_form_remote_selector).live('ajax:complete', function () {
125   - $(this).find(disable_with_input_selector).each(function () {
126   - var input = $(this);
127   - input.removeAttr('disabled')
128   - .val(input.data('enable-with'));
129   - });
130   - });
131   -
132   -});
133 1 \ No newline at end of file
  2 +/**
  3 + * Unobtrusive scripting adapter for jQuery
  4 + *
  5 + * Requires jQuery 1.4.3 or later.
  6 + * https://github.com/rails/jquery-ujs
  7 + */
  8 +
  9 +(function($) {
  10 + // Make sure that every Ajax request sends the CSRF token
  11 + function CSRFProtection(xhr) {
  12 + var token = $('meta[name="csrf-token"]').attr('content');
  13 + if (token) xhr.setRequestHeader('X-CSRF-Token', token);
  14 + }
  15 + if ('ajaxPrefilter' in $) $.ajaxPrefilter(function(options, originalOptions, xhr){ CSRFProtection(xhr) });
  16 + else $(document).ajaxSend(function(e, xhr){ CSRFProtection(xhr) });
  17 +
  18 + // Triggers an event on an element and returns the event result
  19 + function fire(obj, name, data) {
  20 + var event = $.Event(name);
  21 + obj.trigger(event, data);
  22 + return event.result !== false;
  23 + }
  24 +
  25 + // Submits "remote" forms and links with ajax
  26 + function handleRemote(element) {
  27 + var method, url, data,
  28 + dataType = element.data('type') || ($.ajaxSettings && $.ajaxSettings.dataType);
  29 +
  30 + if (fire(element, 'ajax:before')) {
  31 + if (element.is('form')) {
  32 + method = element.attr('method');
  33 + url = element.attr('action');
  34 + data = element.serializeArray();
  35 + // memoized value from clicked submit button
  36 + var button = element.data('ujs:submit-button');
  37 + if (button) {
  38 + data.push(button);
  39 + element.data('ujs:submit-button', null);
  40 + }
  41 + } else {
  42 + method = element.data('method');
  43 + url = element.attr('href');
  44 + data = null;
  45 + }
  46 + $.ajax({
  47 + url: url, type: method || 'GET', data: data, dataType: dataType,
  48 + // stopping the "ajax:beforeSend" event will cancel the ajax request
  49 + beforeSend: function(xhr, settings) {
  50 + if (settings.dataType === undefined) {
  51 + xhr.setRequestHeader('accept', '*/*;q=0.5, ' + settings.accepts.script);
  52 + }
  53 + return fire(element, 'ajax:beforeSend', [xhr, settings]);
  54 + },
  55 + success: function(data, status, xhr) {
  56 + element.trigger('ajax:success', [data, status, xhr]);
  57 + },
  58 + complete: function(xhr, status) {
  59 + element.trigger('ajax:complete', [xhr, status]);
  60 + },
  61 + error: function(xhr, status, error) {
  62 + element.trigger('ajax:error', [xhr, status, error]);
  63 + }
  64 + });
  65 + }
  66 + }
  67 +
  68 + // Handles "data-method" on links such as:
  69 + // <a href="/users/5" data-method="delete" rel="nofollow" data-confirm="Are you sure?">Delete</a>
  70 + function handleMethod(link) {
  71 + var href = link.attr('href'),
  72 + method = link.data('method'),
  73 + csrf_token = $('meta[name=csrf-token]').attr('content'),
  74 + csrf_param = $('meta[name=csrf-param]').attr('content'),
  75 + form = $('<form method="post" action="' + href + '"></form>'),
  76 + metadata_input = '<input name="_method" value="' + method + '" type="hidden" />';
  77 +
  78 + if (csrf_param !== undefined && csrf_token !== undefined) {
  79 + metadata_input += '<input name="' + csrf_param + '" value="' + csrf_token + '" type="hidden" />';
  80 + }
  81 +
  82 + form.hide().append(metadata_input).appendTo('body');
  83 + form.submit();
  84 + }
  85 +
  86 + function disableFormElements(form) {
  87 + form.find('input[data-disable-with]').each(function() {
  88 + var input = $(this);
  89 + input.data('ujs:enable-with', input.val())
  90 + .val(input.data('disable-with'))
  91 + .attr('disabled', 'disabled');
  92 + });
  93 + }
  94 +
  95 + function enableFormElements(form) {
  96 + form.find('input[data-disable-with]').each(function() {
  97 + var input = $(this);
  98 + input.val(input.data('ujs:enable-with')).removeAttr('disabled');
  99 + });
  100 + }
  101 +
  102 + function allowAction(element) {
  103 + var message = element.data('confirm');
  104 + return !message || (fire(element, 'confirm') && confirm(message));
  105 + }
  106 +
  107 + function requiredValuesMissing(form) {
  108 + var missing = false;
  109 + form.find('input[name][required]').each(function() {
  110 + if (!$(this).val()) missing = true;
  111 + });
  112 + return missing;
  113 + }
  114 +
  115 + $('a[data-confirm], a[data-method], a[data-remote]').live('click.rails', function(e) {
  116 + var link = $(this);
  117 + if (!allowAction(link)) return false;
  118 +
  119 + if (link.data('remote') != undefined) {
  120 + handleRemote(link);
  121 + return false;
  122 + } else if (link.data('method')) {
  123 + handleMethod(link);
  124 + return false;
  125 + }
  126 + });
  127 +
  128 + $('form').live('submit.rails', function(e) {
  129 + var form = $(this), remote = form.data('remote') != undefined;
  130 + if (!allowAction(form)) return false;
  131 +
  132 + // skip other logic when required values are missing
  133 + if (requiredValuesMissing(form)) return !remote;
  134 +
  135 + if (remote) {
  136 + handleRemote(form);
  137 + return false;
  138 + } else {
  139 + // slight timeout so that the submit button gets properly serialized
  140 + setTimeout(function(){ disableFormElements(form) }, 13);
  141 + }
  142 + });
  143 +
  144 + $('form input[type=submit], form button[type=submit], form button:not([type])').live('click.rails', function() {
  145 + var button = $(this);
  146 + if (!allowAction(button)) return false;
  147 + // register the pressed submit button
  148 + var name = button.attr('name'), data = name ? {name:name, value:button.val()} : null;
  149 + button.closest('form').data('ujs:submit-button', data);
  150 + });
  151 +
  152 + $('form').live('ajax:beforeSend.rails', function(event) {
  153 + if (this == event.target) disableFormElements($(this));
  154 + });
  155 +
  156 + $('form').live('ajax:complete.rails', function(event) {
  157 + if (this == event.target) enableFormElements($(this));
  158 + });
  159 +})( jQuery );
134 160 \ No newline at end of file
... ...