Framework supports passing a "flash" option

This will request the Flash contents, if they are available. It also clears the flash bag contents, which is why this is an optional feature. Introduced "ajaxValidation" event for capturing all invalid fields at once

Author: daftspunk

modules/cms/classes/Controller.php

@@ -7,6 +7,7 @@
 use File;
 use View;
 use Lang;
+use Flash;
 use Event;
 use Config;
 use Session;
@@ -645,6 +646,12 @@ protected function execAjaxHandlers()
  $responseContents['X_OCTOBER_REDIRECT'] = $result->getTargetUrl();
  $result = null;
  }
+ /*
+ * No redirect is used, look for any flash messages
+ */
+ elseif (Request::header('X_OCTOBER_REQUEST_FLASH') && Flash::check()) {
+ $responseContents['X_OCTOBER_FLASH_MESSAGES'] = Flash::all();
+ }
 
  /*
  * If the handler returned an array, we should add it to output for rendering.

modules/system/assets/js/framework.js

@@ -80,13 +80,19 @@ if (window.jQuery === undefined)
  if (options.data !== undefined && !$.isEmptyObject(options.data))
  data.push($.param(options.data))
 
+ var requestHeaders = {
+ 'X-OCTOBER-REQUEST-HANDLER': handler,
+ 'X-OCTOBER-REQUEST-PARTIALS': this.extractPartials(options.update)
+ }
+
+ if (options.flash !== undefined) {
+ requestHeaders['X-OCTOBER-REQUEST-FLASH'] = 1
+ }
+
  var requestOptions = {
  url: window.location.href,
  context: context,
- headers: {
- 'X-OCTOBER-REQUEST-HANDLER': handler,
- 'X-OCTOBER-REQUEST-PARTIALS': this.extractPartials(options.update)
- },
+ headers: requestHeaders,
  success: function(data, textStatus, jqXHR) {
  /*
  * Halt here if beforeUpdate() or data-request-before-update returns false
@@ -149,13 +155,13 @@ if (window.jQuery === undefined)
  * Trigger 'ajaxError' on the form, halt if event.preventDefault() is called
  */
  var _event = jQuery.Event('ajaxError')
- $triggerEl.trigger(_event, [context, textStatus, jqXHR])
+ $triggerEl.trigger(_event, [context, errorMsg, textStatus, jqXHR])
  if (_event.isDefaultPrevented()) return
 
  /*
  * Halt here if the data-request-error attribute returns false
  */
- if (options.evalError && eval('(function($el, context, textStatus, jqXHR) {'+options.evalError+'}.call($el.get(0), $el, context, textStatus, jqXHR))') === false)
+ if (options.evalError && eval('(function($el, context, errorMsg, textStatus, jqXHR) {'+options.evalError+'}.call($el.get(0), $el, context, errorMsg, textStatus, jqXHR))') === false)
  return
 
  requestOptions.handleErrorMessage(errorMsg)
@@ -229,6 +235,8 @@ if (window.jQuery === undefined)
  * Focus fields with errors
  */
  if (data['X_OCTOBER_ERROR_FIELDS']) {
+ $triggerEl.trigger('ajaxValidation', [context, data['X_OCTOBER_ERROR_MESSAGE'], data['X_OCTOBER_ERROR_FIELDS']])
+
  var isFirstInvalidField = true
  $.each(data['X_OCTOBER_ERROR_FIELDS'], function focusErrorField(fieldName, fieldMessages) {
  var fieldElement = $form.find('[name="'+fieldName+'"], [name="'+fieldName+'[]"], [name$="['+fieldName+']"], [name$="['+fieldName+'][]"]').filter(':enabled').first()
@@ -251,8 +259,9 @@ if (window.jQuery === undefined)
  if (data['X_OCTOBER_ASSETS']) {
  assetManager.load(data['X_OCTOBER_ASSETS'], $.proxy(updatePromise.resolve, updatePromise))
  }
- else
+ else {
  updatePromise.resolve()
+ }
 
  return updatePromise
  }
@@ -329,6 +338,7 @@ if (window.jQuery === undefined)
  confirm: $this.data('request-confirm'),
  redirect: $this.data('request-redirect'),
  loading: $this.data('request-loading'),
+ flash: $this.data('request-flash'),
  update: paramToObj('data-request-update', $this.data('request-update')),
  data: paramToObj('data-request-data', $this.data('request-data'))
  }