diff options
Diffstat (limited to 'actionview/app/assets/javascripts/rails-ujs/features/remote.coffee')
-rw-r--r-- | actionview/app/assets/javascripts/rails-ujs/features/remote.coffee | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/actionview/app/assets/javascripts/rails-ujs/features/remote.coffee b/actionview/app/assets/javascripts/rails-ujs/features/remote.coffee new file mode 100644 index 0000000000..b3448dabac --- /dev/null +++ b/actionview/app/assets/javascripts/rails-ujs/features/remote.coffee @@ -0,0 +1,90 @@ +#= require_tree ../utils + +{ + matches, getData, setData + fire, stopEverything + ajax, isCrossDomain + serializeElement +} = Rails + +# Checks "data-remote" if true to handle the request through a XHR request. +isRemote = (element) -> + value = element.getAttribute('data-remote') + value? and value isnt 'false' + +# Submits "remote" forms and links with ajax +Rails.handleRemote = (e) -> + element = this + + return true unless isRemote(element) + unless fire(element, 'ajax:before') + fire(element, 'ajax:stopped') + return false + + withCredentials = element.getAttribute('data-with-credentials') + dataType = element.getAttribute('data-type') or 'script' + + if matches(element, Rails.formSubmitSelector) + # memoized value from clicked submit button + button = getData(element, 'ujs:submit-button') + method = getData(element, 'ujs:submit-button-formmethod') or element.method + url = getData(element, 'ujs:submit-button-formaction') or element.getAttribute('action') or location.href + + # strip query string if it's a GET request + url = url.replace(/\?.*$/, '') if method.toUpperCase() is 'GET' + + if element.enctype is 'multipart/form-data' + data = new FormData(element) + data.append(button.name, button.value) if button? + else + data = serializeElement(element, button) + + setData(element, 'ujs:submit-button', null) + setData(element, 'ujs:submit-button-formmethod', null) + setData(element, 'ujs:submit-button-formaction', null) + else if matches(element, Rails.buttonClickSelector) or matches(element, Rails.inputChangeSelector) + method = element.getAttribute('data-method') + url = element.getAttribute('data-url') + data = serializeElement(element, element.getAttribute('data-params')) + else + method = element.getAttribute('data-method') + url = Rails.href(element) + data = element.getAttribute('data-params') + + ajax( + type: method or 'GET' + url: url + data: data + dataType: dataType + # stopping the "ajax:beforeSend" event will cancel the ajax request + beforeSend: (xhr, options) -> + if fire(element, 'ajax:beforeSend', [xhr, options]) + fire(element, 'ajax:send', [xhr]) + else + fire(element, 'ajax:stopped') + return false + success: (args...) -> fire(element, 'ajax:success', args) + error: (args...) -> fire(element, 'ajax:error', args) + complete: (args...) -> fire(element, 'ajax:complete', args) + crossDomain: isCrossDomain(url) + withCredentials: withCredentials? and withCredentials isnt 'false' + ) + stopEverything(e) + +Rails.formSubmitButtonClick = (e) -> + button = this + form = button.form + return unless form + # Register the pressed submit button + setData(form, 'ujs:submit-button', name: button.name, value: button.value) if button.name + # Save attributes from button + setData(form, 'ujs:formnovalidate-button', button.formNoValidate) + setData(form, 'ujs:submit-button-formaction', button.getAttribute('formaction')) + setData(form, 'ujs:submit-button-formmethod', button.getAttribute('formmethod')) + +Rails.handleMetaClick = (e) -> + link = this + method = (link.getAttribute('data-method') or 'GET').toUpperCase() + data = link.getAttribute('data-params') + metaClick = e.metaKey or e.ctrlKey + e.stopImmediatePropagation() if metaClick and method is 'GET' and not data |