diff --git a/Gemfile b/Gemfile index c0faab2..abb2c0c 100644 --- a/Gemfile +++ b/Gemfile @@ -14,7 +14,7 @@ gem "jquery-rails" # your gem to rubygems.org. # To use debugger -gem 'debugger' +# gem 'debugger' group :development do #gem 'mysql2'#, '~> 0.3.7' gem "nifty-generators", :git => 'git://github.com/drhenner/nifty-generators.git' diff --git a/app/assets/javascripts/validation_issues.js b/app/assets/javascripts/validation_issues.js index dee720f..50c2efe 100644 --- a/app/assets/javascripts/validation_issues.js +++ b/app/assets/javascripts/validation_issues.js @@ -1,2 +1,6 @@ // Place all the behaviors and hooks related to the matching controller here. // All this logic will automatically be available in application.js. + +//= require jquery +//= require jquery_ujs +//= require_tree validation_issues \ No newline at end of file diff --git a/app/assets/javascripts/validation_issues/rails.js b/app/assets/javascripts/validation_issues/rails.js new file mode 100644 index 0000000..da28a6e --- /dev/null +++ b/app/assets/javascripts/validation_issues/rails.js @@ -0,0 +1,373 @@ +(function($, undefined) { + +/** + * Unobtrusive scripting adapter for jQuery + * + * Requires jQuery 1.6.0 or later. + * https://github.com/rails/jquery-ujs + + * Uploading file using rails.js + * ============================= + * + * By default, browsers do not allow files to be uploaded via AJAX. As a result, if there are any non-blank file fields + * in the remote form, this adapter aborts the AJAX submission and allows the form to submit through standard means. + * + * The `ajax:aborted:file` event allows you to bind your own handler to process the form submission however you wish. + * + * Ex: + * $('form').live('ajax:aborted:file', function(event, elements){ + * // Implement own remote file-transfer handler here for non-blank file inputs passed in `elements`. + * // Returning false in this handler tells rails.js to disallow standard form submission + * return false; + * }); + * + * The `ajax:aborted:file` event is fired when a file-type input is detected with a non-blank value. + * + * Third-party tools can use this hook to detect when an AJAX file upload is attempted, and then use + * techniques like the iframe method to upload the file instead. + * + * Required fields in rails.js + * =========================== + * + * If any blank required inputs (required="required") are detected in the remote form, the whole form submission + * is canceled. Note that this is unlike file inputs, which still allow standard (non-AJAX) form submission. + * + * The `ajax:aborted:required` event allows you to bind your own handler to inform the user of blank required inputs. + * + * !! Note that Opera does not fire the form's submit event if there are blank required inputs, so this event may never + * get fired in Opera. This event is what causes other browsers to exhibit the same submit-aborting behavior. + * + * Ex: + * $('form').live('ajax:aborted:required', function(event, elements){ + * // Returning false in this handler tells rails.js to submit the form anyway. + * // The blank required inputs are passed to this function in `elements`. + * return ! confirm("Would you like to submit the form with missing info?"); + * }); + */ + + // Shorthand to make it a little easier to call public rails functions from within rails.js + var rails; + + $.rails = rails = { + // Link elements bound by jquery-ujs + linkClickSelector: 'a[data-confirm], a[data-method], a[data-remote], a[data-disable-with]', + + // Select elements bound by jquery-ujs + inputChangeSelector: 'select[data-remote], input[data-remote], textarea[data-remote]', + + // Form elements bound by jquery-ujs + formSubmitSelector: 'form', + + // Form input elements bound by jquery-ujs + formInputClickSelector: 'form input[type=submit], form input[type=image], form button[type=submit], form button:not(button[type])', + + // Form input elements disabled during form submission + disableSelector: 'input[data-disable-with], button[data-disable-with], textarea[data-disable-with]', + + // Form input elements re-enabled after form submission + enableSelector: 'input[data-disable-with]:disabled, button[data-disable-with]:disabled, textarea[data-disable-with]:disabled', + + // Form required input elements + requiredInputSelector: 'input[name][required]:not([disabled]),textarea[name][required]:not([disabled])', + + // Form file input elements + fileInputSelector: 'input:file', + + // Link onClick disable selector with possible reenable after remote submission + linkDisableSelector: 'a[data-disable-with]', + + // Make sure that every Ajax request sends the CSRF token + CSRFProtection: function(xhr) { + var token = $('meta[name="csrf-token"]').attr('content'); + if (token) xhr.setRequestHeader('X-CSRF-Token', token); + }, + + // Triggers an event on an element and returns false if the event result is false + fire: function(obj, name, data) { + var event = $.Event(name); + obj.trigger(event, data); + return event.result !== false; + }, + + // Default confirm dialog, may be overridden with custom confirm dialog in $.rails.confirm + confirm: function(message) { + return confirm(message); + }, + + // Default ajax function, may be overridden with custom function in $.rails.ajax + ajax: function(options) { + return $.ajax(options); + }, + + // Submits "remote" forms and links with ajax + handleRemote: function(element) { + var method, url, data, + crossDomain = element.data('cross-domain') || null, + dataType = element.data('type') || ($.ajaxSettings && $.ajaxSettings.dataType), + options; + + if (rails.fire(element, 'ajax:before')) { + + if (element.is('form')) { + method = element.attr('method'); + url = element.attr('action'); + data = element.serializeArray(); + // memoized value from clicked submit button + var button = element.data('ujs:submit-button'); + if (button) { + data.push(button); + element.data('ujs:submit-button', null); + } + } else if (element.is(rails.inputChangeSelector)) { + method = element.data('method'); + url = element.data('url'); + data = element.serialize(); + if (element.data('params')) data = data + "&" + element.data('params'); + } else { + method = element.data('method'); + url = element.attr('href'); + data = element.data('params') || null; + } + + options = { + type: method || 'GET', data: data, dataType: dataType, crossDomain: crossDomain, + // stopping the "ajax:beforeSend" event will cancel the ajax request + beforeSend: function(xhr, settings) { + if (settings.dataType === undefined) { + xhr.setRequestHeader('accept', '*/*;q=0.5, ' + settings.accepts.script); + } + return rails.fire(element, 'ajax:beforeSend', [xhr, settings]); + }, + success: function(data, status, xhr) { + element.trigger('ajax:success', [data, status, xhr]); + }, + complete: function(xhr, status) { + element.trigger('ajax:complete', [xhr, status]); + }, + error: function(xhr, status, error) { + element.trigger('ajax:error', [xhr, status, error]); + } + }; + // Only pass url to `ajax` options if not blank + if (url) { options.url = url; } + + return rails.ajax(options); + } else { + return false; + } + }, + + // Handles "data-method" on links such as: + // Delete + handleMethod: function(link) { + var href = link.attr('href'), + method = link.data('method'), + target = link.attr('target'), + csrf_token = $('meta[name=csrf-token]').attr('content'), + csrf_param = $('meta[name=csrf-param]').attr('content'), + form = $('
'), + metadata_input = ''; + + if (csrf_param !== undefined && csrf_token !== undefined) { + metadata_input += ''; + } + + if (target) { form.attr('target', target); } + + form.hide().append(metadata_input).appendTo('body'); + form.submit(); + }, + + /* Disables form elements: + - Caches element value in 'ujs:enable-with' data store + - Replaces element text with value of 'data-disable-with' attribute + - Sets disabled property to true + */ + disableFormElements: function(form) { + form.find(rails.disableSelector).each(function() { + var element = $(this), method = element.is('button') ? 'html' : 'val'; + element.data('ujs:enable-with', element[method]()); + element[method](element.data('disable-with')); + element.prop('disabled', true); + }); + }, + + /* Re-enables disabled form elements: + - Replaces element text with cached value from 'ujs:enable-with' data store (created in `disableFormElements`) + - Sets disabled property to false + */ + enableFormElements: function(form) { + form.find(rails.enableSelector).each(function() { + var element = $(this), method = element.is('button') ? 'html' : 'val'; + if (element.data('ujs:enable-with')) element[method](element.data('ujs:enable-with')); + element.prop('disabled', false); + }); + }, + + /* For 'data-confirm' attribute: + - Fires `confirm` event + - Shows the confirmation dialog + - Fires the `confirm:complete` event + + Returns `true` if no function stops the chain and user chose yes; `false` otherwise. + Attaching a handler to the element's `confirm` event that returns a `falsy` value cancels the confirmation dialog. + Attaching a handler to the element's `confirm:complete` event that returns a `falsy` value makes this function + return false. The `confirm:complete` event is fired whether or not the user answered true or false to the dialog. + */ + allowAction: function(element) { + var message = element.data('confirm'), + answer = false, callback; + if (!message) { return true; } + + if (rails.fire(element, 'confirm')) { + answer = rails.confirm(message); + callback = rails.fire(element, 'confirm:complete', [answer]); + } + return answer && callback; + }, + + // Helper function which checks for blank inputs in a form that match the specified CSS selector + blankInputs: function(form, specifiedSelector, nonBlank) { + var inputs = $(), input, + selector = specifiedSelector || 'input,textarea'; + form.find(selector).each(function() { + input = $(this); + // Collect non-blank inputs if nonBlank option is true, otherwise, collect blank inputs + if (nonBlank ? input.val() : !input.val()) { + inputs = inputs.add(input); + } + }); + return inputs.length ? inputs : false; + }, + + // Helper function which checks for non-blank inputs in a form that match the specified CSS selector + nonBlankInputs: function(form, specifiedSelector) { + return rails.blankInputs(form, specifiedSelector, true); // true specifies nonBlank + }, + + // Helper function, needed to provide consistent behavior in IE + stopEverything: function(e) { + $(e.target).trigger('ujs:everythingStopped'); + e.stopImmediatePropagation(); + return false; + }, + + // find all the submit events directly bound to the form and + // manually invoke them. If anyone returns false then stop the loop + callFormSubmitBindings: function(form, event) { + var events = form.data('events'), continuePropagation = true; + if (events !== undefined && events['submit'] !== undefined) { + $.each(events['submit'], function(i, obj){ + if (typeof obj.handler === 'function') return continuePropagation = obj.handler(event); + }); + } + return continuePropagation; + }, + + // replace element's html with the 'data-disable-with' after storing original html + // and prevent clicking on it + disableElement: function(element) { + element.data('ujs:enable-with', element.html()); // store enabled state + element.html(element.data('disable-with')); // set to disabled state + element.bind('click.railsDisable', function(e) { // prevent further clicking + return rails.stopEverything(e) + }); + }, + + // restore element to its original state which was disabled by 'disableElement' above + enableElement: function(element) { + if (element.data('ujs:enable-with') !== undefined) { + element.html(element.data('ujs:enable-with')); // set to old enabled state + // this should be element.removeData('ujs:enable-with') + // but, there is currently a bug in jquery which makes hyphenated data attributes not get removed + element.data('ujs:enable-with', false); // clean up cache + } + element.unbind('click.railsDisable'); // enable element + } + + }; + + $.ajaxPrefilter(function(options, originalOptions, xhr){ if ( !options.crossDomain ) { rails.CSRFProtection(xhr); }}); + + $(document).delegate(rails.linkDisableSelector, 'ajax:complete', function() { + rails.enableElement($(this)); + }); + + $(document).delegate(rails.linkClickSelector, 'click.rails', function(e) { + var link = $(this), method = link.data('method'), data = link.data('params'); + if (!rails.allowAction(link)) return rails.stopEverything(e); + + if (link.is(rails.linkDisableSelector)) rails.disableElement(link); + + if (link.data('remote') !== undefined) { + if ( (e.metaKey || e.ctrlKey) && (!method || method === 'GET') && !data ) { return true; } + + if (rails.handleRemote(link) === false) { rails.enableElement(link); } + return false; + + } else if (link.data('method')) { + rails.handleMethod(link); + return false; + } + }); + + $(document).delegate(rails.inputChangeSelector, 'change.rails', function(e) { + var link = $(this); + if (!rails.allowAction(link)) return rails.stopEverything(e); + + rails.handleRemote(link); + return false; + }); + + $(document).delegate(rails.formSubmitSelector, 'submit.rails', function(e) { + var form = $(this), + remote = form.data('remote') !== undefined, + blankRequiredInputs = rails.blankInputs(form, rails.requiredInputSelector), + nonBlankFileInputs = rails.nonBlankInputs(form, rails.fileInputSelector); + + if (!rails.allowAction(form)) return rails.stopEverything(e); + + // skip other logic when required values are missing or file upload is present + if (blankRequiredInputs && form.attr("novalidate") == undefined && rails.fire(form, 'ajax:aborted:required', [blankRequiredInputs])) { + return rails.stopEverything(e); + } + + if (remote) { + if (nonBlankFileInputs) { + return rails.fire(form, 'ajax:aborted:file', [nonBlankFileInputs]); + } + + // If browser does not support submit bubbling, then this live-binding will be called before direct + // bindings. Therefore, we should directly call any direct bindings before remotely submitting form. + if (!$.support.submitBubbles && $().jquery < '1.7' && rails.callFormSubmitBindings(form, e) === false) return rails.stopEverything(e); + + rails.handleRemote(form); + return false; + + } else { + // slight timeout so that the submit button gets properly serialized + setTimeout(function(){ rails.disableFormElements(form); }, 13); + } + }); + + $(document).delegate(rails.formInputClickSelector, 'click.rails', function(event) { + var button = $(this); + + if (!rails.allowAction(button)) return rails.stopEverything(event); + + // 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); + }); + + $(document).delegate(rails.formSubmitSelector, 'ajax:beforeSend.rails', function(event) { + if (this == event.target) rails.disableFormElements($(this)); + }); + + $(document).delegate(rails.formSubmitSelector, 'ajax:complete.rails', function(event) { + if (this == event.target) rails.enableFormElements($(this)); + }); + +})( jQuery ); \ No newline at end of file diff --git a/app/views/layouts/validation_admin_layout.html.erb b/app/views/layouts/validation_admin_layout.html.erb index b66b1bf..7373ee2 100644 --- a/app/views/layouts/validation_admin_layout.html.erb +++ b/app/views/layouts/validation_admin_layout.html.erb @@ -7,7 +7,7 @@ <%= stylesheet_link_tag 'validation_issues' %> <%= csrf_meta_tag %> - <%#= javascript_include_tag :defaults %> + <%= yield :head %> @@ -38,8 +38,8 @@ <%= yield :bottom %> - - + <%= javascript_include_tag 'validation_issues.js' %> +