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Moves event delegation to namespaced object #413

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Moves event delegation to namespaced object #413

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b334fe2
Moves event delegation to namespaced object
Apr 27, 2015
500f17b
Sends 'this' to callbacks and adds formatting
Apr 27, 2015
52bc2e7
Adds function formatting
Apr 27, 2015
a1a80d9
Adds more simple formatting
Apr 27, 2015
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176 changes: 109 additions & 67 deletions src/rails.js
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Original file line number Diff line number Diff line change
Expand Up @@ -326,16 +326,8 @@
}
};

if (rails.fire($document, 'rails:attachBindings')) {

$.ajaxPrefilter(function(options, originalOptions, xhr){ if ( !options.crossDomain ) { rails.CSRFProtection(xhr); }});

// This event works the same as the load event, except that it fires every
// time the page is loaded.
//
// See https://github.com/rails/jquery-ujs/issues/357
// See https://developer.mozilla.org/en-US/docs/Using_Firefox_1.5_caching
$(window).on("pageshow.rails", function () {
$.rails.handlers = {
pageshow: function(){
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space after the )

$($.rails.enableSelector).each(function () {
var element = $(this);

Expand All @@ -351,18 +343,65 @@
$.rails.enableElement(element);
}
});
});
},

$document.delegate(rails.linkDisableSelector, 'ajax:complete', function() {
rails.enableElement($(this));
});
submit: function(e){
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space after the )

var form = $(e.currentTarget),
remote = form.data('remote') !== undefined,
blankRequiredInputs,
nonBlankFileInputs;

$document.delegate(rails.buttonDisableSelector, 'ajax:complete', function() {
rails.enableFormElement($(this));
});
if (!rails.allowAction(form)) return rails.stopEverything(e);

$document.delegate(rails.linkClickSelector, 'click.rails', function(e) {
var link = $(this), method = link.data('method'), data = link.data('params'), metaClick = e.metaKey || e.ctrlKey;
// skip other logic when required values are missing or file upload is present
if (form.attr('novalidate') == undefined) {
blankRequiredInputs = rails.blankInputs(form, rails.requiredInputSelector);
if (blankRequiredInputs && rails.fire(form, 'ajax:aborted:required', [blankRequiredInputs])) {
return rails.stopEverything(e);
}
}

if (remote) {
nonBlankFileInputs = rails.nonBlankInputs(form, rails.fileInputSelector);
if (nonBlankFileInputs) {
// slight timeout so that the submit button gets properly serialized
// (make it easy for event handler to serialize form without disabled values)
setTimeout(function(){ rails.disableFormElements(form); }, 13);
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space after the ) of function

var aborted = rails.fire(form, 'ajax:aborted:file', [nonBlankFileInputs]);

// re-enable form elements if event bindings return false (canceling normal form submission)
if (!aborted) { setTimeout(function(){ rails.enableFormElements(form); }, 13); }
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space after the ) of function


return aborted;
}

rails.handleRemote(form);
return false;

} else {
// slight timeout so that the submit button gets properly serialized
setTimeout(function(){ rails.disableFormElements(form); }, 13);
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space after the ) of function

}
},

ajaxCompleteLink: function($el){
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space after the )

rails.enableElement($el);
},

ajaxCompleteButton: function($el){
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space after the )

rails.enableFormElement($el);
},

ajaxCompleteForm: function(e, ctx){
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if (ctx == e.target) rails.enableFormElements($(ctx));
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I think we didn't had this if guard before - what's the rationale behind it?

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I wasn't sure about the logic behind this conditional, but instead of ripping it out I left it in. I'm assuming it has a reason for being there.

},

ajaxSendForm: function(e, ctx){
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space after the )

if (ctx == e.target) rails.disableFormElements($(ctx));
},

clickLink: function(e){
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space after the )

var link = $(e.currentTarget), method = link.data('method'), data = link.data('params'), metaClick = e.metaKey || e.ctrlKey;
if (!rails.allowAction(link)) return rails.stopEverything(e);

if (!metaClick && link.is(rails.linkDisableSelector)) rails.disableElement(link);
Expand All @@ -383,10 +422,10 @@
rails.handleMethod(link);
return false;
}
});
},

$document.delegate(rails.buttonClickSelector, 'click.rails', function(e) {
var button = $(this);
clickButton: function(e){
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var button = $(e.currentTarget);

if (!rails.allowAction(button)) return rails.stopEverything(e);

Expand All @@ -400,73 +439,76 @@
handleRemote.fail( function() { rails.enableFormElement(button); } );
}
return false;
});
},

$document.delegate(rails.inputChangeSelector, 'change.rails', function(e) {
var link = $(this);
clickInput: function(e){
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space after the )

var button = $(e.currentTarget);

if (!rails.allowAction(button)) return rails.stopEverything(e);

// register the pressed submit button
var name = button.attr('name'),
data = name ? {name:name, value:button.val()} : null;

button.closest('form').data('ujs:submit-button', data);
},

change: function(e){
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space after the )

var link = $(e.currentTarget);
if (!rails.allowAction(link)) return rails.stopEverything(e);

rails.handleRemote(link);
return false;
});

$document.delegate(rails.formSubmitSelector, 'submit.rails', function(e) {
var form = $(this),
remote = form.data('remote') !== undefined,
blankRequiredInputs,
nonBlankFileInputs;

if (!rails.allowAction(form)) return rails.stopEverything(e);
}
}

// skip other logic when required values are missing or file upload is present
if (form.attr('novalidate') == undefined) {
blankRequiredInputs = rails.blankInputs(form, rails.requiredInputSelector);
if (blankRequiredInputs && rails.fire(form, 'ajax:aborted:required', [blankRequiredInputs])) {
return rails.stopEverything(e);
}
}
if (rails.fire($document, 'rails:attachBindings')) {

if (remote) {
nonBlankFileInputs = rails.nonBlankInputs(form, rails.fileInputSelector);
if (nonBlankFileInputs) {
// slight timeout so that the submit button gets properly serialized
// (make it easy for event handler to serialize form without disabled values)
setTimeout(function(){ rails.disableFormElements(form); }, 13);
var aborted = rails.fire(form, 'ajax:aborted:file', [nonBlankFileInputs]);
$.ajaxPrefilter(function(options, originalOptions, xhr){ if ( !options.crossDomain ) { rails.CSRFProtection(xhr); }});
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space after the ) of function


// re-enable form elements if event bindings return false (canceling normal form submission)
if (!aborted) { setTimeout(function(){ rails.enableFormElements(form); }, 13); }
// This event works the same as the load event, except that it fires every
// time the page is loaded.
//
// See https://github.com/rails/jquery-ujs/issues/357
// See https://developer.mozilla.org/en-US/docs/Using_Firefox_1.5_caching
$(window).on("pageshow.rails", function(){
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space after the )

$.rails.handlers.pageshow();
});

return aborted;
}
$document.delegate(rails.linkDisableSelector, 'ajax:complete', function() {
$.rails.handlers.ajaxCompleteLink($(this));
});

rails.handleRemote(form);
return false;
$document.delegate(rails.buttonDisableSelector, 'ajax:complete', function() {
$.rails.handlers.ajaxCompleteButton($(this));
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Maybe is better to only pass this instead of a jQuery object to keep the API consistent.

});

} else {
// slight timeout so that the submit button gets properly serialized
setTimeout(function(){ rails.disableFormElements(form); }, 13);
}
$document.delegate(rails.linkClickSelector, 'click.rails', function(e) {
return $.rails.handlers.clickLink(e);
});

$document.delegate(rails.formInputClickSelector, 'click.rails', function(event) {
var button = $(this);
$document.delegate(rails.buttonClickSelector, 'click.rails', function(e) {
return $.rails.handlers.clickButton(e);
});

if (!rails.allowAction(button)) return rails.stopEverything(event);
$document.delegate(rails.inputChangeSelector, 'change.rails', function(e) {
return $.rails.handlers.change(e);
});

// register the pressed submit button
var name = button.attr('name'),
data = name ? {name:name, value:button.val()} : null;
$document.delegate(rails.formSubmitSelector, 'submit.rails', function(e){
return $.rails.handlers.submit(e);
});

button.closest('form').data('ujs:submit-button', data);
$document.delegate(rails.formInputClickSelector, 'click.rails', function(event) {
$.rails.handlers.clickInput(event);
});

$document.delegate(rails.formSubmitSelector, 'ajax:send.rails', function(event) {
if (this == event.target) rails.disableFormElements($(this));
$.rails.handlers.ajaxSendForm(event, this);
});

$document.delegate(rails.formSubmitSelector, 'ajax:complete.rails', function(event) {
if (this == event.target) rails.enableFormElements($(this));
$.rails.handlers.ajaxCompleteForm(event, this);
});

$(function(){
Expand Down