871 lines
28 KiB
JavaScript
871 lines
28 KiB
JavaScript
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/*!
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* # Semantic UI 1.11.4 - API
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* http://github.com/semantic-org/semantic-ui/
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*
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*
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* Copyright 2014 Contributors
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* Released under the MIT license
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* http://opensource.org/licenses/MIT
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*
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*/
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;(function ( $, window, document, undefined ) {
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"use strict";
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$.api = $.fn.api = function(parameters) {
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var
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// use window context if none specified
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$allModules = $.isFunction(this)
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? $(window)
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: $(this),
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moduleSelector = $allModules.selector || '',
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time = new Date().getTime(),
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performance = [],
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query = arguments[0],
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methodInvoked = (typeof query == 'string'),
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queryArguments = [].slice.call(arguments, 1),
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returnedValue
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;
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$allModules
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.each(function() {
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var
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settings = ( $.isPlainObject(parameters) )
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? $.extend(true, {}, $.fn.api.settings, parameters)
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: $.extend({}, $.fn.api.settings),
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// internal aliases
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namespace = settings.namespace,
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metadata = settings.metadata,
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selector = settings.selector,
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error = settings.error,
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className = settings.className,
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// define namespaces for modules
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eventNamespace = '.' + namespace,
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moduleNamespace = 'module-' + namespace,
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// element that creates request
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$module = $(this),
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$form = $module.closest(selector.form),
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// context used for state
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$context = (settings.stateContext)
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? $(settings.stateContext)
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: $module,
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// request details
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ajaxSettings,
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requestSettings,
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url,
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data,
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// standard module
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element = this,
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context = $context.get(),
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instance = $module.data(moduleNamespace),
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module
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;
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module = {
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initialize: function() {
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var
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triggerEvent = module.get.event()
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;
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// bind events
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if(!methodInvoked) {
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if( triggerEvent ) {
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module.debug('Attaching API events to element', triggerEvent);
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$module
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.on(triggerEvent + eventNamespace, module.event.trigger)
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;
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}
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else if(settings.on == 'now') {
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module.debug('Querying API now', triggerEvent);
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module.query();
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}
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}
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module.instantiate();
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},
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instantiate: function() {
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module.verbose('Storing instance of module', module);
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instance = module;
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$module
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.data(moduleNamespace, instance)
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;
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},
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destroy: function() {
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module.verbose('Destroying previous module for', element);
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$module
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.removeData(moduleNamespace)
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.off(eventNamespace)
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;
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},
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query: function() {
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if(module.is.disabled()) {
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module.debug('Element is disabled API request aborted');
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return;
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}
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// determine if an api event already occurred
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if(module.is.loading() && settings.throttle === 0 ) {
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module.debug('Cancelling request, previous request is still pending');
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return;
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}
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// pass element metadata to url (value, text)
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if(settings.defaultData) {
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$.extend(true, settings.urlData, module.get.defaultData());
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}
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// Add form content
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if(settings.serializeForm !== false || $context.is('form')) {
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if(settings.serializeForm == 'json') {
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$.extend(true, settings.data, module.get.formData());
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}
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else {
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settings.data = module.get.formData();
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}
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}
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// call beforesend and get any settings changes
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requestSettings = module.get.settings();
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// check if before send cancelled request
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if(requestSettings === false) {
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module.cancelled = true;
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module.error(error.beforeSend);
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return;
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}
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else {
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module.cancelled = false;
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}
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if(settings.url) {
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// override with url if specified
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module.debug('Using specified url', url);
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url = module.add.urlData( settings.url );
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}
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else {
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// otherwise find url from api endpoints
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url = module.add.urlData( module.get.templateURL() );
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module.debug('Added URL Data to url', url);
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}
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// exit conditions reached, missing url parameters
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if( !url ) {
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if( module.is.form() ) {
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url = $module.attr('action') || '';
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module.debug('No url or action specified, defaulting to form action', url);
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}
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else {
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module.error(error.missingURL, settings.action);
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return;
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}
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}
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// add loading state
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module.set.loading();
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// look for jQuery ajax parameters in settings
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ajaxSettings = $.extend(true, {}, settings, {
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type : settings.method || settings.type,
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data : data,
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url : settings.base + url,
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beforeSend : settings.beforeXHR,
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success : function() {},
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failure : function() {},
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complete : function() {}
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});
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module.debug('Querying URL', ajaxSettings.url);
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module.debug('Sending data', data, ajaxSettings.method);
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module.verbose('Using AJAX settings', ajaxSettings);
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if( module.is.loading() ) {
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// throttle additional requests
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module.timer = setTimeout(function() {
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module.request = module.create.request();
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module.xhr = module.create.xhr();
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settings.onRequest.call(context, module.request, module.xhr);
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}, settings.throttle);
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}
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else {
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// immediately on first request
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module.request = module.create.request();
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module.xhr = module.create.xhr();
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settings.onRequest.call(context, module.request, module.xhr);
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}
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},
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is: {
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disabled: function() {
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return ($module.filter(settings.filter).length > 0);
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},
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form: function() {
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return $module.is('form');
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},
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input: function() {
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return $module.is('input');
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},
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loading: function() {
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return (module.request && module.request.state() == 'pending');
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}
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},
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was: {
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cancelled: function() {
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return (module.cancelled || false);
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},
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succesful: function() {
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return (module.request && module.request.state() == 'resolved');
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},
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failure: function() {
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return (module.request && module.request.state() == 'rejected');
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},
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complete: function() {
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return (module.request && (module.request.state() == 'resolved' || module.request.state() == 'rejected') );
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}
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},
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add: {
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urlData: function(url, urlData) {
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var
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requiredVariables,
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optionalVariables
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;
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if(url) {
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requiredVariables = url.match(settings.regExp.required);
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optionalVariables = url.match(settings.regExp.optional);
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urlData = urlData || settings.urlData;
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if(requiredVariables) {
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module.debug('Looking for required URL variables', requiredVariables);
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$.each(requiredVariables, function(index, templatedString) {
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var
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// allow legacy {$var} style
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variable = (templatedString.indexOf('$') !== -1)
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? templatedString.substr(2, templatedString.length - 3)
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: templatedString.substr(1, templatedString.length - 2),
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value = ($.isPlainObject(urlData) && urlData[variable] !== undefined)
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? urlData[variable]
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: ($module.data(variable) !== undefined)
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? $module.data(variable)
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: ($context.data(variable) !== undefined)
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? $context.data(variable)
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: urlData[variable]
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;
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// remove value
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if(value === undefined) {
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module.error(error.requiredParameter, variable, url);
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url = false;
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return false;
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}
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else {
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module.verbose('Found required variable', variable, value);
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url = url.replace(templatedString, value);
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}
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});
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}
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if(optionalVariables) {
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module.debug('Looking for optional URL variables', requiredVariables);
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$.each(optionalVariables, function(index, templatedString) {
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var
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// allow legacy {/$var} style
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variable = (templatedString.indexOf('$') !== -1)
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? templatedString.substr(3, templatedString.length - 4)
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: templatedString.substr(2, templatedString.length - 3),
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value = ($.isPlainObject(urlData) && urlData[variable] !== undefined)
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? urlData[variable]
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: ($module.data(variable) !== undefined)
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? $module.data(variable)
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: ($context.data(variable) !== undefined)
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? $context.data(variable)
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: urlData[variable]
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;
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// optional replacement
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if(value !== undefined) {
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module.verbose('Optional variable Found', variable, value);
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url = url.replace(templatedString, value);
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}
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else {
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module.verbose('Optional variable not found', variable);
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// remove preceding slash if set
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if(url.indexOf('/' + templatedString) !== -1) {
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url = url.replace('/' + templatedString, '');
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}
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else {
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url = url.replace(templatedString, '');
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}
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}
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});
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}
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}
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return url;
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}
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},
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event: {
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trigger: function(event) {
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module.query();
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if(event.type == 'submit' || event.type == 'click') {
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event.preventDefault();
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}
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},
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xhr: {
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always: function() {
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// calculate if loading time was below minimum threshold
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},
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done: function(response) {
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var
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context = this,
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elapsedTime = (new Date().getTime() - time),
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timeLeft = (settings.loadingDuration - elapsedTime)
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;
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timeLeft = (timeLeft > 0)
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? timeLeft
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: 0
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;
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setTimeout(function() {
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module.request.resolveWith(context, [response]);
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}, timeLeft);
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},
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fail: function(xhr, status, httpMessage) {
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var
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context = this,
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elapsedTime = (new Date().getTime() - time),
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timeLeft = (settings.loadingDuration - elapsedTime)
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;
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timeLeft = (timeLeft > 0)
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? timeLeft
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: 0
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;
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// page triggers abort on navigation, dont show error
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setTimeout(function() {
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if(status !== 'abort') {
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module.request.rejectWith(context, [xhr, status, httpMessage]);
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}
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else {
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module.reset();
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}
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}, timeLeft);
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}
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},
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request: {
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complete: function(response) {
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module.remove.loading();
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settings.onComplete.call(context, response, $module);
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},
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done: function(response) {
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module.debug('API Response Received', response);
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if(settings.dataType == 'json') {
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if( $.isFunction(settings.successTest) ) {
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module.debug('Checking JSON returned success', settings.successTest, response);
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if( settings.successTest(response) ) {
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settings.onSuccess.call(context, response, $module);
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}
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else {
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module.debug('JSON test specified by user and response failed', response);
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settings.onFailure.call(context, response, $module);
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}
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}
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else {
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settings.onSuccess.call(context, response, $module);
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}
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}
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else {
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settings.onSuccess.call(context, response, $module);
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}
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},
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error: function(xhr, status, httpMessage) {
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var
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errorMessage = (settings.error[status] !== undefined)
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? settings.error[status]
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: httpMessage,
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response
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;
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// let em know unless request aborted
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if(xhr !== undefined) {
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// readyState 4 = done, anything less is not really sent
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if(xhr.readyState !== undefined && xhr.readyState == 4) {
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// if http status code returned and json returned error, look for it
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if( xhr.status != 200 && httpMessage !== undefined && httpMessage !== '') {
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module.error(error.statusMessage + httpMessage, ajaxSettings.url);
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}
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else {
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if(status == 'error' && settings.dataType == 'json') {
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try {
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response = $.parseJSON(xhr.responseText);
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if(response && response.error !== undefined) {
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errorMessage = response.error;
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}
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}
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catch(e) {
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module.error(error.JSONParse);
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}
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}
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}
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module.remove.loading();
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module.set.error();
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// show error state only for duration specified in settings
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if(settings.errorDuration) {
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setTimeout(module.remove.error, settings.errorDuration);
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}
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module.debug('API Request error:', errorMessage);
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settings.onError.call(context, errorMessage, $module);
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}
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else {
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settings.onAbort.call(context, errorMessage, $module);
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module.debug('Request Aborted (Most likely caused by page change or CORS Policy)', status, httpMessage);
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}
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}
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}
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}
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},
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create: {
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request: function() {
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return $.Deferred()
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.always(module.event.request.complete)
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.done(module.event.request.done)
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.fail(module.event.request.error)
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;
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},
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xhr: function() {
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return $.ajax(ajaxSettings)
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.always(module.event.xhr.always)
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.done(module.event.xhr.done)
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.fail(module.event.xhr.fail)
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;
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}
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},
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set: {
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error: function() {
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module.verbose('Adding error state to element', $context);
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$context.addClass(className.error);
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},
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loading: function() {
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module.verbose('Adding loading state to element', $context);
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$context.addClass(className.loading);
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}
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},
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remove: {
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error: function() {
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module.verbose('Removing error state from element', $context);
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$context.removeClass(className.error);
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},
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loading: function() {
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module.verbose('Removing loading state from element', $context);
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$context.removeClass(className.loading);
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}
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},
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get: {
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request: function() {
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return module.request || false;
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},
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xhr: function() {
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return module.xhr || false;
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},
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settings: function() {
|
||
|
var
|
||
|
runSettings
|
||
|
;
|
||
|
runSettings = settings.beforeSend.call($module, settings);
|
||
|
if(runSettings) {
|
||
|
if(runSettings.success !== undefined) {
|
||
|
module.debug('Legacy success callback detected', runSettings);
|
||
|
module.error(error.legacyParameters, runSettings.success);
|
||
|
runSettings.onSuccess = runSettings.success;
|
||
|
}
|
||
|
if(runSettings.failure !== undefined) {
|
||
|
module.debug('Legacy failure callback detected', runSettings);
|
||
|
module.error(error.legacyParameters, runSettings.failure);
|
||
|
runSettings.onFailure = runSettings.failure;
|
||
|
}
|
||
|
if(runSettings.complete !== undefined) {
|
||
|
module.debug('Legacy complete callback detected', runSettings);
|
||
|
module.error(error.legacyParameters, runSettings.complete);
|
||
|
runSettings.onComplete = runSettings.complete;
|
||
|
}
|
||
|
}
|
||
|
if(runSettings === undefined) {
|
||
|
module.error(error.noReturnedValue);
|
||
|
}
|
||
|
return (runSettings !== undefined)
|
||
|
? runSettings
|
||
|
: settings
|
||
|
;
|
||
|
},
|
||
|
defaultData: function() {
|
||
|
var
|
||
|
data = {}
|
||
|
;
|
||
|
if( !$.isWindow(element) ) {
|
||
|
if( module.is.input() ) {
|
||
|
data.value = $module.val();
|
||
|
}
|
||
|
else if( !module.is.form() ) {
|
||
|
|
||
|
}
|
||
|
else {
|
||
|
data.text = $module.text();
|
||
|
}
|
||
|
}
|
||
|
return data;
|
||
|
},
|
||
|
event: function() {
|
||
|
if( $.isWindow(element) || settings.on == 'now' ) {
|
||
|
module.debug('API called without element, no events attached');
|
||
|
return false;
|
||
|
}
|
||
|
else if(settings.on == 'auto') {
|
||
|
if( $module.is('input') ) {
|
||
|
return (element.oninput !== undefined)
|
||
|
? 'input'
|
||
|
: (element.onpropertychange !== undefined)
|
||
|
? 'propertychange'
|
||
|
: 'keyup'
|
||
|
;
|
||
|
}
|
||
|
else if( $module.is('form') ) {
|
||
|
return 'submit';
|
||
|
}
|
||
|
else {
|
||
|
return 'click';
|
||
|
}
|
||
|
}
|
||
|
else {
|
||
|
return settings.on;
|
||
|
}
|
||
|
},
|
||
|
formData: function() {
|
||
|
var
|
||
|
formData
|
||
|
;
|
||
|
if($module.serializeObject !== undefined) {
|
||
|
formData = $form.serializeObject();
|
||
|
}
|
||
|
else {
|
||
|
module.error(error.missingSerialize);
|
||
|
formData = $form.serialize();
|
||
|
}
|
||
|
module.debug('Retrieved form data', formData);
|
||
|
return formData;
|
||
|
},
|
||
|
templateURL: function(action) {
|
||
|
var
|
||
|
url
|
||
|
;
|
||
|
action = action || $module.data(metadata.action) || settings.action || false;
|
||
|
if(action) {
|
||
|
module.debug('Looking up url for action', action, settings.api);
|
||
|
if(settings.api[action] !== undefined) {
|
||
|
url = settings.api[action];
|
||
|
module.debug('Found template url', url);
|
||
|
}
|
||
|
else if( !module.is.form() ) {
|
||
|
module.error(error.missingAction, settings.action, settings.api);
|
||
|
}
|
||
|
}
|
||
|
return url;
|
||
|
}
|
||
|
},
|
||
|
|
||
|
abort: function() {
|
||
|
var
|
||
|
xhr = module.get.xhr()
|
||
|
;
|
||
|
if( xhr && xhr.state() !== 'resolved') {
|
||
|
module.debug('Cancelling API request');
|
||
|
xhr.abort();
|
||
|
module.request.rejectWith(settings.apiSettings);
|
||
|
}
|
||
|
},
|
||
|
|
||
|
// reset state
|
||
|
reset: function() {
|
||
|
module.remove.error();
|
||
|
module.remove.loading();
|
||
|
},
|
||
|
|
||
|
setting: function(name, value) {
|
||
|
module.debug('Changing setting', name, value);
|
||
|
if( $.isPlainObject(name) ) {
|
||
|
$.extend(true, settings, name);
|
||
|
}
|
||
|
else if(value !== undefined) {
|
||
|
settings[name] = value;
|
||
|
}
|
||
|
else {
|
||
|
return settings[name];
|
||
|
}
|
||
|
},
|
||
|
internal: function(name, value) {
|
||
|
if( $.isPlainObject(name) ) {
|
||
|
$.extend(true, module, name);
|
||
|
}
|
||
|
else if(value !== undefined) {
|
||
|
module[name] = value;
|
||
|
}
|
||
|
else {
|
||
|
return module[name];
|
||
|
}
|
||
|
},
|
||
|
debug: function() {
|
||
|
if(settings.debug) {
|
||
|
if(settings.performance) {
|
||
|
module.performance.log(arguments);
|
||
|
}
|
||
|
else {
|
||
|
module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
|
||
|
module.debug.apply(console, arguments);
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
verbose: function() {
|
||
|
if(settings.verbose && settings.debug) {
|
||
|
if(settings.performance) {
|
||
|
module.performance.log(arguments);
|
||
|
}
|
||
|
else {
|
||
|
module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
|
||
|
module.verbose.apply(console, arguments);
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
error: function() {
|
||
|
module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
|
||
|
module.error.apply(console, arguments);
|
||
|
},
|
||
|
performance: {
|
||
|
log: function(message) {
|
||
|
var
|
||
|
currentTime,
|
||
|
executionTime,
|
||
|
previousTime
|
||
|
;
|
||
|
if(settings.performance) {
|
||
|
currentTime = new Date().getTime();
|
||
|
previousTime = time || currentTime;
|
||
|
executionTime = currentTime - previousTime;
|
||
|
time = currentTime;
|
||
|
performance.push({
|
||
|
'Name' : message[0],
|
||
|
'Arguments' : [].slice.call(message, 1) || '',
|
||
|
//'Element' : element,
|
||
|
'Execution Time' : executionTime
|
||
|
});
|
||
|
}
|
||
|
clearTimeout(module.performance.timer);
|
||
|
module.performance.timer = setTimeout(module.performance.display, 100);
|
||
|
},
|
||
|
display: function() {
|
||
|
var
|
||
|
title = settings.name + ':',
|
||
|
totalTime = 0
|
||
|
;
|
||
|
time = false;
|
||
|
clearTimeout(module.performance.timer);
|
||
|
$.each(performance, function(index, data) {
|
||
|
totalTime += data['Execution Time'];
|
||
|
});
|
||
|
title += ' ' + totalTime + 'ms';
|
||
|
if(moduleSelector) {
|
||
|
title += ' \'' + moduleSelector + '\'';
|
||
|
}
|
||
|
if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
|
||
|
console.groupCollapsed(title);
|
||
|
if(console.table) {
|
||
|
console.table(performance);
|
||
|
}
|
||
|
else {
|
||
|
$.each(performance, function(index, data) {
|
||
|
console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
|
||
|
});
|
||
|
}
|
||
|
console.groupEnd();
|
||
|
}
|
||
|
performance = [];
|
||
|
}
|
||
|
},
|
||
|
invoke: function(query, passedArguments, context) {
|
||
|
var
|
||
|
object = instance,
|
||
|
maxDepth,
|
||
|
found,
|
||
|
response
|
||
|
;
|
||
|
passedArguments = passedArguments || queryArguments;
|
||
|
context = element || context;
|
||
|
if(typeof query == 'string' && object !== undefined) {
|
||
|
query = query.split(/[\. ]/);
|
||
|
maxDepth = query.length - 1;
|
||
|
$.each(query, function(depth, value) {
|
||
|
var camelCaseValue = (depth != maxDepth)
|
||
|
? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
|
||
|
: query
|
||
|
;
|
||
|
if( $.isPlainObject( object[camelCaseValue] ) && (depth != maxDepth) ) {
|
||
|
object = object[camelCaseValue];
|
||
|
}
|
||
|
else if( object[camelCaseValue] !== undefined ) {
|
||
|
found = object[camelCaseValue];
|
||
|
return false;
|
||
|
}
|
||
|
else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
|
||
|
object = object[value];
|
||
|
}
|
||
|
else if( object[value] !== undefined ) {
|
||
|
found = object[value];
|
||
|
return false;
|
||
|
}
|
||
|
else {
|
||
|
module.error(error.method, query);
|
||
|
return false;
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
if ( $.isFunction( found ) ) {
|
||
|
response = found.apply(context, passedArguments);
|
||
|
}
|
||
|
else if(found !== undefined) {
|
||
|
response = found;
|
||
|
}
|
||
|
if($.isArray(returnedValue)) {
|
||
|
returnedValue.push(response);
|
||
|
}
|
||
|
else if(returnedValue !== undefined) {
|
||
|
returnedValue = [returnedValue, response];
|
||
|
}
|
||
|
else if(response !== undefined) {
|
||
|
returnedValue = response;
|
||
|
}
|
||
|
return found;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
if(methodInvoked) {
|
||
|
if(instance === undefined) {
|
||
|
module.initialize();
|
||
|
}
|
||
|
module.invoke(query);
|
||
|
}
|
||
|
else {
|
||
|
if(instance !== undefined) {
|
||
|
instance.invoke('destroy');
|
||
|
}
|
||
|
module.initialize();
|
||
|
}
|
||
|
})
|
||
|
;
|
||
|
|
||
|
return (returnedValue !== undefined)
|
||
|
? returnedValue
|
||
|
: this
|
||
|
;
|
||
|
};
|
||
|
|
||
|
$.api.settings = {
|
||
|
|
||
|
name : 'API',
|
||
|
namespace : 'api',
|
||
|
|
||
|
debug : true,
|
||
|
verbose : false,
|
||
|
performance : true,
|
||
|
|
||
|
// event binding
|
||
|
on : 'auto',
|
||
|
filter : '.disabled',
|
||
|
stateContext : false,
|
||
|
|
||
|
// state
|
||
|
loadingDuration : 0,
|
||
|
errorDuration : 2000,
|
||
|
|
||
|
// templating
|
||
|
action : false,
|
||
|
url : false,
|
||
|
base : '',
|
||
|
|
||
|
// data
|
||
|
urlData : {},
|
||
|
|
||
|
// ui
|
||
|
defaultData : true,
|
||
|
serializeForm : false,
|
||
|
throttle : 0,
|
||
|
|
||
|
// jQ ajax
|
||
|
method : 'get',
|
||
|
data : {},
|
||
|
dataType : 'json',
|
||
|
|
||
|
// callbacks
|
||
|
beforeSend : function(settings) { return settings; },
|
||
|
beforeXHR : function(xhr) {},
|
||
|
|
||
|
onRequest : function(promise, xhr) {},
|
||
|
onSuccess : function(response, $module) {},
|
||
|
onComplete : function(response, $module) {},
|
||
|
onFailure : function(errorMessage, $module) {},
|
||
|
onError : function(errorMessage, $module) {},
|
||
|
onAbort : function(errorMessage, $module) {},
|
||
|
|
||
|
successTest : false,
|
||
|
|
||
|
// errors
|
||
|
error : {
|
||
|
beforeSend : 'The before send function has aborted the request',
|
||
|
error : 'There was an error with your request',
|
||
|
exitConditions : 'API Request Aborted. Exit conditions met',
|
||
|
JSONParse : 'JSON could not be parsed during error handling',
|
||
|
legacyParameters : 'You are using legacy API success callback names',
|
||
|
method : 'The method you called is not defined',
|
||
|
missingAction : 'API action used but no url was defined',
|
||
|
missingSerialize : 'Required dependency jquery-serialize-object missing, using basic serialize',
|
||
|
missingURL : 'No URL specified for api event',
|
||
|
noReturnedValue : 'The beforeSend callback must return a settings object, beforeSend ignored.',
|
||
|
parseError : 'There was an error parsing your request',
|
||
|
requiredParameter : 'Missing a required URL parameter: ',
|
||
|
statusMessage : 'Server gave an error: ',
|
||
|
timeout : 'Your request timed out'
|
||
|
},
|
||
|
|
||
|
regExp : {
|
||
|
required: /\{\$*[A-z0-9]+\}/g,
|
||
|
optional: /\{\/\$*[A-z0-9]+\}/g,
|
||
|
},
|
||
|
|
||
|
className: {
|
||
|
loading : 'loading',
|
||
|
error : 'error'
|
||
|
},
|
||
|
|
||
|
selector: {
|
||
|
form: 'form'
|
||
|
},
|
||
|
|
||
|
metadata: {
|
||
|
action : 'action'
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
$.api.settings.api = {};
|
||
|
|
||
|
|
||
|
})( jQuery, window , document );
|