From 9822ff999b41bb0ab5a0686bc94ff72bd76506e6 Mon Sep 17 00:00:00 2001 From: r888888888 Date: Mon, 30 Apr 2018 11:28:20 -0700 Subject: [PATCH] switch to non-minified versions of js libs, load unminified versions of jquery and jquery ui on non-prod environments (#3690) --- app/assets/javascripts/application.js | 14 +- app/views/layouts/default.html.erb | 15 +- vendor/assets/javascripts/hammer.js | 3240 ++++++ vendor/assets/javascripts/jquery-2.2.4.js | 9814 ----------------- .../javascripts/jquery-migrate-1.4.1.js | 752 -- .../javascripts/jquery-ui-1.11.2.min.js | 10 - vendor/assets/javascripts/jquery.dropdown.js | 147 + .../assets/javascripts/jquery.storageapi.js | 556 +- .../javascripts/jquery.storageapi.min.js | 14 + vendor/assets/javascripts/stupidtable.js | 284 +- 10 files changed, 4255 insertions(+), 10591 deletions(-) create mode 100644 vendor/assets/javascripts/hammer.js delete mode 100644 vendor/assets/javascripts/jquery-2.2.4.js delete mode 100644 vendor/assets/javascripts/jquery-migrate-1.4.1.js delete mode 100644 vendor/assets/javascripts/jquery-ui-1.11.2.min.js create mode 100644 vendor/assets/javascripts/jquery.dropdown.js create mode 100644 vendor/assets/javascripts/jquery.storageapi.min.js diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js index 36263322a..5662829f2 100644 --- a/app/assets/javascripts/application.js +++ b/app/assets/javascripts/application.js @@ -1,12 +1,12 @@ -//= require hammer.min.js -//= require jquery.hotkeys.js -//= require jquery.timeout.js +//= require hammer.js //= require jquery.storageapi.js -//= require jquery.dropdown.min.js -//= require jquery.hammer.js -//= require jquery.qtip.js -//= require ugoira_player.js +//= require jquery.dropdown.js //= require stupidtable.js +//= require jquery.qtip.js +//= require jquery.hammer.js +//= require jquery.timeout.js +//= require jquery.hotkeys.js +//= require ugoira_player.js //= require jquery_ujs //= require common.js //= require_tree . diff --git a/app/views/layouts/default.html.erb b/app/views/layouts/default.html.erb index 8b3b4b74f..b51132aaa 100644 --- a/app/views/layouts/default.html.erb +++ b/app/views/layouts/default.html.erb @@ -28,13 +28,22 @@ <%= content_tag(:meta, nil, name: "disable-mobile-gestures", content: CurrentUser.disable_mobile_gestures?) %> <%= auto_discovery_link_tag :atom, posts_path(:format => "atom", :tags => params[:tags]) %> - + <% if Rails.env.production? %> + + <% else %> + + <% end %> <%= stylesheet_link_tag "application", :media => "screen" %> <% if CurrentUser.user.custom_style.present? %> <%= stylesheet_link_tag custom_style_users_path, :media => "screen" %> <% end %> - - + <% if Rails.env.production? %> + + + <% else %> + + + <% end %> <%= javascript_include_tag "application" %> <%= raw Danbooru.config.custom_html_header_content %> <%= yield :html_header %> diff --git a/vendor/assets/javascripts/hammer.js b/vendor/assets/javascripts/hammer.js new file mode 100644 index 000000000..9cd1ba7a5 --- /dev/null +++ b/vendor/assets/javascripts/hammer.js @@ -0,0 +1,3240 @@ +/*! Hammer.JS - v2.0.8 - 2016-09-30 + * http://hammerjs.github.io/ + * + * Copyright (c) Jorik Tangelder; + * Licensed under the MIT license */ +(function(window, document, exportName, undefined) { +'use strict'; +/** + * @private + * use the val2 when val1 is undefined + * @param {*} val1 + * @param {*} val2 + * @returns {*} + */ +function ifUndefined(val1, val2) { + return val1 === undefined ? val2 : val1; +} + +var VENDOR_PREFIXES = ['', 'webkit', 'Moz', 'MS', 'ms', 'o']; +var TEST_ELEMENT = document.createElement('div'); + +var TYPE_FUNCTION = 'function'; + +var round = Math.round; +var abs = Math.abs; +var now = Date.now; + +/** + * @private + * get the prefixed property + * @param {Object} obj + * @param {String} property + * @returns {String|Undefined} prefixed + */ +function prefixed(obj, property) { + var prefix = void 0; + var prop = void 0; + var camelProp = property[0].toUpperCase() + property.slice(1); + + var i = 0; + while (i < VENDOR_PREFIXES.length) { + prefix = VENDOR_PREFIXES[i]; + prop = prefix ? prefix + camelProp : property; + + if (prop in obj) { + return prop; + } + i++; + } + return undefined; +} + +function getTouchActionProps() { + if (!NATIVE_TOUCH_ACTION) { + return false; + } + var touchMap = {}; + var cssSupports = window.CSS && window.CSS.supports; + ['auto', 'manipulation', 'pan-y', 'pan-x', 'pan-x pan-y', 'none'].forEach(function (val) { + + // If css.supports is not supported but there is native touch-action assume it supports + // all values. This is the case for IE 10 and 11. + return touchMap[val] = cssSupports ? window.CSS.supports('touch-action', val) : true; + }); + return touchMap; +} + +var PREFIXED_TOUCH_ACTION = prefixed(TEST_ELEMENT.style, 'touchAction'); +var NATIVE_TOUCH_ACTION = PREFIXED_TOUCH_ACTION !== undefined; + +// magical touchAction value +var TOUCH_ACTION_COMPUTE = 'compute'; +var TOUCH_ACTION_AUTO = 'auto'; +var TOUCH_ACTION_MANIPULATION = 'manipulation'; // not implemented +var TOUCH_ACTION_NONE = 'none'; +var TOUCH_ACTION_PAN_X = 'pan-x'; +var TOUCH_ACTION_PAN_Y = 'pan-y'; +var TOUCH_ACTION_MAP = getTouchActionProps(); + +var MOBILE_REGEX = /mobile|tablet|ip(ad|hone|od)|android/i; + +var SUPPORT_TOUCH = 'ontouchstart' in window; +var SUPPORT_POINTER_EVENTS = prefixed(window, 'PointerEvent') !== undefined; +var SUPPORT_ONLY_TOUCH = SUPPORT_TOUCH && MOBILE_REGEX.test(navigator.userAgent); + +var INPUT_TYPE_TOUCH = 'touch'; +var INPUT_TYPE_PEN = 'pen'; +var INPUT_TYPE_MOUSE = 'mouse'; +var INPUT_TYPE_KINECT = 'kinect'; + +var COMPUTE_INTERVAL = 25; + +var INPUT_START = 1; +var INPUT_MOVE = 2; +var INPUT_END = 4; +var INPUT_CANCEL = 8; + +var DIRECTION_NONE = 1; +var DIRECTION_LEFT = 2; +var DIRECTION_RIGHT = 4; +var DIRECTION_UP = 8; +var DIRECTION_DOWN = 16; + +var DIRECTION_HORIZONTAL = DIRECTION_LEFT | DIRECTION_RIGHT; +var DIRECTION_VERTICAL = DIRECTION_UP | DIRECTION_DOWN; +var DIRECTION_ALL = DIRECTION_HORIZONTAL | DIRECTION_VERTICAL; + +var PROPS_XY = ['x', 'y']; +var PROPS_CLIENT_XY = ['clientX', 'clientY']; + +var STATE_POSSIBLE = 1; +var STATE_BEGAN = 2; +var STATE_CHANGED = 4; +var STATE_ENDED = 8; +var STATE_RECOGNIZED = STATE_ENDED; +var STATE_CANCELLED = 16; +var STATE_FAILED = 32; + +/** + * @private + * extend object. + * means that properties in dest will be overwritten by the ones in src. + * @param {Object} target + * @param {...Object} objects_to_assign + * @returns {Object} target + */ +var assign = void 0; +if (typeof Object.assign !== 'function') { + assign = function assign(target) { + if (target === undefined || target === null) { + throw new TypeError('Cannot convert undefined or null to object'); + } + + var output = Object(target); + for (var index = 1; index < arguments.length; index++) { + var source = arguments[index]; + if (source !== undefined && source !== null) { + for (var nextKey in source) { + if (source.hasOwnProperty(nextKey)) { + output[nextKey] = source[nextKey]; + } + } + } + } + return output; + }; +} else { + assign = Object.assign; +} + +var assign$1 = assign; + +/** + * @private + * get a unique id + * @returns {number} uniqueId + */ +var _uniqueId = 1; +function uniqueId() { + return _uniqueId++; +} + +/** + * @private + * walk objects and arrays + * @param {Object} obj + * @param {Function} iterator + * @param {Object} context + */ +function each(obj, iterator, context) { + var i = void 0; + + if (!obj) { + return; + } + + if (obj.forEach) { + obj.forEach(iterator, context); + } else if (obj.length !== undefined) { + i = 0; + while (i < obj.length) { + iterator.call(context, obj[i], i, obj); + i++; + } + } else { + for (i in obj) { + obj.hasOwnProperty(i) && iterator.call(context, obj[i], i, obj); + } + } +} + +/** + * @private + * if the argument is an array, we want to execute the fn on each entry + * if it aint an array we don't want to do a thing. + * this is used by all the methods that accept a single and array argument. + * @param {*|Array} arg + * @param {String} fn + * @param {Object} [context] + * @returns {Boolean} + */ +function invokeArrayArg(arg, fn, context) { + if (Array.isArray(arg)) { + each(arg, context[fn], context); + return true; + } + return false; +} + +/** + * @private + * find if a array contains the object using indexOf or a simple polyFill + * @param {Array} src + * @param {String} find + * @param {String} [findByKey] + * @return {Boolean|Number} false when not found, or the index + */ +function inArray(src, find, findByKey) { + if (src.indexOf && !findByKey) { + return src.indexOf(find); + } else { + var i = 0; + while (i < src.length) { + if (findByKey && src[i][findByKey] == find || !findByKey && src[i] === find) { + // do not use === here, test fails + return i; + } + i++; + } + return -1; + } +} + +var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { + return typeof obj; +} : function (obj) { + return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; +}; + +var asyncGenerator = function () { + function AwaitValue(value) { + this.value = value; + } + + function AsyncGenerator(gen) { + var front, back; + + function send(key, arg) { + return new Promise(function (resolve, reject) { + var request = { + key: key, + arg: arg, + resolve: resolve, + reject: reject, + next: null + }; + + if (back) { + back = back.next = request; + } else { + front = back = request; + resume(key, arg); + } + }); + } + + function resume(key, arg) { + try { + var result = gen[key](arg); + var value = result.value; + + if (value instanceof AwaitValue) { + Promise.resolve(value.value).then(function (arg) { + resume("next", arg); + }, function (arg) { + resume("throw", arg); + }); + } else { + settle(result.done ? "return" : "normal", result.value); + } + } catch (err) { + settle("throw", err); + } + } + + function settle(type, value) { + switch (type) { + case "return": + front.resolve({ + value: value, + done: true + }); + break; + + case "throw": + front.reject(value); + break; + + default: + front.resolve({ + value: value, + done: false + }); + break; + } + + front = front.next; + + if (front) { + resume(front.key, front.arg); + } else { + back = null; + } + } + + this._invoke = send; + + if (typeof gen.return !== "function") { + this.return = undefined; + } + } + + if (typeof Symbol === "function" && Symbol.asyncIterator) { + AsyncGenerator.prototype[Symbol.asyncIterator] = function () { + return this; + }; + } + + AsyncGenerator.prototype.next = function (arg) { + return this._invoke("next", arg); + }; + + AsyncGenerator.prototype.throw = function (arg) { + return this._invoke("throw", arg); + }; + + AsyncGenerator.prototype.return = function (arg) { + return this._invoke("return", arg); + }; + + return { + wrap: function (fn) { + return function () { + return new AsyncGenerator(fn.apply(this, arguments)); + }; + }, + await: function (value) { + return new AwaitValue(value); + } + }; +}(); + +var classCallCheck = function (instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } +}; + +var createClass = function () { + function defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, descriptor.key, descriptor); + } + } + + return function (Constructor, protoProps, staticProps) { + if (protoProps) defineProperties(Constructor.prototype, protoProps); + if (staticProps) defineProperties(Constructor, staticProps); + return Constructor; + }; +}(); + +var get = function get(object, property, receiver) { + if (object === null) object = Function.prototype; + var desc = Object.getOwnPropertyDescriptor(object, property); + + if (desc === undefined) { + var parent = Object.getPrototypeOf(object); + + if (parent === null) { + return undefined; + } else { + return get(parent, property, receiver); + } + } else if ("value" in desc) { + return desc.value; + } else { + var getter = desc.get; + + if (getter === undefined) { + return undefined; + } + + return getter.call(receiver); + } +}; + +var inherits = function (subClass, superClass) { + if (typeof superClass !== "function" && superClass !== null) { + throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); + } + + subClass.prototype = Object.create(superClass && superClass.prototype, { + constructor: { + value: subClass, + enumerable: false, + writable: true, + configurable: true + } + }); + if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; +}; + +var possibleConstructorReturn = function (self, call) { + if (!self) { + throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); + } + + return call && (typeof call === "object" || typeof call === "function") ? call : self; +}; + +var slicedToArray = function () { + function sliceIterator(arr, i) { + var _arr = []; + var _n = true; + var _d = false; + var _e = undefined; + + try { + for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { + _arr.push(_s.value); + + if (i && _arr.length === i) break; + } + } catch (err) { + _d = true; + _e = err; + } finally { + try { + if (!_n && _i["return"]) _i["return"](); + } finally { + if (_d) throw _e; + } + } + + return _arr; + } + + return function (arr, i) { + if (Array.isArray(arr)) { + return arr; + } else if (Symbol.iterator in Object(arr)) { + return sliceIterator(arr, i); + } else { + throw new TypeError("Invalid attempt to destructure non-iterable instance"); + } + }; +}(); + +/** + * @private + * let a boolean value also be a function that must return a boolean + * this first item in args will be used as the context + * @param {Boolean|Function} val + * @param {Array} [args] + * @returns {Boolean} + */ +function boolOrFn(val, args) { + if ((typeof val === 'undefined' ? 'undefined' : _typeof(val)) === TYPE_FUNCTION) { + return val.apply(args ? args[0] || undefined : undefined, args); + } + return val; +} + +/** + * @private + * get a recognizer by name if it is bound to a manager + * @param {Recognizer|String} otherRecognizer + * @param {Recognizer} recognizer + * @returns {Recognizer} + */ +function getRecognizerByNameIfManager(otherRecognizer, recognizer) { + var manager = recognizer.manager; + + if (manager) { + return manager.get(otherRecognizer); + } + return otherRecognizer; +} + +/** + * @private + * get a usable string, used as event postfix + * @param {constant} state + * @returns {String} state + */ +function stateStr(state) { + if (state & STATE_CANCELLED) { + return 'cancel'; + } else if (state & STATE_ENDED) { + return 'end'; + } else if (state & STATE_CHANGED) { + return 'move'; + } else if (state & STATE_BEGAN) { + return 'start'; + } + return ''; +} + +/** + * @private + * Recognizer flow explained; * + * All recognizers have the initial state of POSSIBLE when a input session starts. + * The definition of a input session is from the first input until the last input, with all it's movement in it. * + * Example session for mouse-input: mousedown -> mousemove -> mouseup + * + * On each recognizing cycle (see Manager.recognize) the .recognize() method is executed + * which determines with state it should be. + * + * If the recognizer has the state FAILED, CANCELLED or RECOGNIZED (equals ENDED), it is reset to + * POSSIBLE to give it another change on the next cycle. + * + * Possible + * | + * +-----+---------------+ + * | | + * +-----+-----+ | + * | | | + * Failed Cancelled | + * +-------+------+ + * | | + * Recognized Began + * | + * Changed + * | + * Ended/Recognized + */ + +/** + * @private + * Recognizer + * Every recognizer needs to extend from this class. + * @constructor + * @param {Object} options + */ + +var Recognizer = function () { + function Recognizer(options) { + classCallCheck(this, Recognizer); + + this.options = assign$1({}, this.defaults, options || {}); + + this.id = uniqueId(); + + this.manager = null; + + // default is enable true + this.options.enable = ifUndefined(this.options.enable, true); + + this.state = STATE_POSSIBLE; + this.simultaneous = {}; + this.requireFail = []; + } + + /** + * @private + * set options + * @param {Object} options + * @return {Recognizer} + */ + + + createClass(Recognizer, [{ + key: 'set', + value: function set(options) { + assign$1(this.options, options); + + // also update the touchAction, in case something changed about the directions/enabled state + this.manager && this.manager.touchAction.update(); + return this; + } + + /** + * @private + * recognize simultaneous with an other recognizer. + * @param {Recognizer} otherRecognizer + * @returns {Recognizer} this + */ + + }, { + key: 'recognizeWith', + value: function recognizeWith(otherRecognizer) { + if (invokeArrayArg(otherRecognizer, 'recognizeWith', this)) { + return this; + } + + var simultaneous = this.simultaneous; + + otherRecognizer = getRecognizerByNameIfManager(otherRecognizer, this); + if (!simultaneous[otherRecognizer.id]) { + simultaneous[otherRecognizer.id] = otherRecognizer; + otherRecognizer.recognizeWith(this); + } + return this; + } + + /** + * @private + * drop the simultaneous link. it doesnt remove the link on the other recognizer. + * @param {Recognizer} otherRecognizer + * @returns {Recognizer} this + */ + + }, { + key: 'dropRecognizeWith', + value: function dropRecognizeWith(otherRecognizer) { + if (invokeArrayArg(otherRecognizer, 'dropRecognizeWith', this)) { + return this; + } + + otherRecognizer = getRecognizerByNameIfManager(otherRecognizer, this); + delete this.simultaneous[otherRecognizer.id]; + return this; + } + + /** + * @private + * recognizer can only run when an other is failing + * @param {Recognizer} otherRecognizer + * @returns {Recognizer} this + */ + + }, { + key: 'requireFailure', + value: function requireFailure(otherRecognizer) { + if (invokeArrayArg(otherRecognizer, 'requireFailure', this)) { + return this; + } + + var requireFail = this.requireFail; + + otherRecognizer = getRecognizerByNameIfManager(otherRecognizer, this); + if (inArray(requireFail, otherRecognizer) === -1) { + requireFail.push(otherRecognizer); + otherRecognizer.requireFailure(this); + } + return this; + } + + /** + * @private + * drop the requireFailure link. it does not remove the link on the other recognizer. + * @param {Recognizer} otherRecognizer + * @returns {Recognizer} this + */ + + }, { + key: 'dropRequireFailure', + value: function dropRequireFailure(otherRecognizer) { + if (invokeArrayArg(otherRecognizer, 'dropRequireFailure', this)) { + return this; + } + + otherRecognizer = getRecognizerByNameIfManager(otherRecognizer, this); + var index = inArray(this.requireFail, otherRecognizer); + if (index > -1) { + this.requireFail.splice(index, 1); + } + return this; + } + + /** + * @private + * has require failures boolean + * @returns {boolean} + */ + + }, { + key: 'hasRequireFailures', + value: function hasRequireFailures() { + return this.requireFail.length > 0; + } + + /** + * @private + * if the recognizer can recognize simultaneous with an other recognizer + * @param {Recognizer} otherRecognizer + * @returns {Boolean} + */ + + }, { + key: 'canRecognizeWith', + value: function canRecognizeWith(otherRecognizer) { + return !!this.simultaneous[otherRecognizer.id]; + } + + /** + * @private + * You should use `tryEmit` instead of `emit` directly to check + * that all the needed recognizers has failed before emitting. + * @param {Object} input + */ + + }, { + key: 'emit', + value: function emit(input) { + var self = this; + var state = this.state; + + + function emit(event) { + self.manager.emit(event, input); + } + + // 'panstart' and 'panmove' + if (state < STATE_ENDED) { + emit(self.options.event + stateStr(state)); + } + + emit(self.options.event); // simple 'eventName' events + + if (input.additionalEvent) { + // additional event(panleft, panright, pinchin, pinchout...) + emit(input.additionalEvent); + } + + // panend and pancancel + if (state >= STATE_ENDED) { + emit(self.options.event + stateStr(state)); + } + } + + /** + * @private + * Check that all the require failure recognizers has failed, + * if true, it emits a gesture event, + * otherwise, setup the state to FAILED. + * @param {Object} input + */ + + }, { + key: 'tryEmit', + value: function tryEmit(input) { + if (this.canEmit()) { + return this.emit(input); + } + // it's failing anyway + this.state = STATE_FAILED; + } + + /** + * @private + * can we emit? + * @returns {boolean} + */ + + }, { + key: 'canEmit', + value: function canEmit() { + var i = 0; + while (i < this.requireFail.length) { + if (!(this.requireFail[i].state & (STATE_FAILED | STATE_POSSIBLE))) { + return false; + } + i++; + } + return true; + } + + /** + * @private + * update the recognizer + * @param {Object} inputData + */ + + }, { + key: 'recognize', + value: function recognize(inputData) { + // make a new copy of the inputData + // so we can change the inputData without messing up the other recognizers + var inputDataClone = assign$1({}, inputData); + + // is is enabled and allow recognizing? + if (!boolOrFn(this.options.enable, [this, inputDataClone])) { + this.reset(); + this.state = STATE_FAILED; + return; + } + + // reset when we've reached the end + if (this.state & (STATE_RECOGNIZED | STATE_CANCELLED | STATE_FAILED)) { + this.state = STATE_POSSIBLE; + } + + this.state = this.process(inputDataClone); + + // the recognizer has recognized a gesture + // so trigger an event + if (this.state & (STATE_BEGAN | STATE_CHANGED | STATE_ENDED | STATE_CANCELLED)) { + this.tryEmit(inputDataClone); + } + } + + /** + * @private + * return the state of the recognizer + * the actual recognizing happens in this method + * @virtual + * @param {Object} inputData + * @returns {constant} STATE + */ + + /* jshint ignore:start */ + + }, { + key: 'process', + value: function process(inputData) {} + /* jshint ignore:end */ + + /** + * @private + * return the preferred touch-action + * @virtual + * @returns {Array} + */ + + }, { + key: 'getTouchAction', + value: function getTouchAction() {} + + /** + * @private + * called when the gesture isn't allowed to recognize + * like when another is being recognized or it is disabled + * @virtual + */ + + }, { + key: 'reset', + value: function reset() {} + }]); + return Recognizer; +}(); + +Recognizer.prototype.defaults = {}; + +/** + * @private + * This recognizer is just used as a base for the simple attribute recognizers. + * @constructor + * @extends Recognizer + */ + +var AttrRecognizer = function (_Recognizer) { + inherits(AttrRecognizer, _Recognizer); + + function AttrRecognizer() { + classCallCheck(this, AttrRecognizer); + return possibleConstructorReturn(this, (AttrRecognizer.__proto__ || Object.getPrototypeOf(AttrRecognizer)).apply(this, arguments)); + } + + /** + * @private + * Used to check if it the recognizer receives valid input, like input.distance > 10. + * @memberof AttrRecognizer + * @param {Object} input + * @returns {Boolean} recognized + */ + + + createClass(AttrRecognizer, [{ + key: 'attrTest', + value: function attrTest(input) { + var optionPointers = this.options.pointers; + return optionPointers === 0 || input.pointers.length === optionPointers; + } + + /** + * @private + * Process the input and return the state for the recognizer + * @memberof AttrRecognizer + * @param {Object} input + * @returns {*} State + */ + + }, { + key: 'process', + value: function process(input) { + var state = this.state; + var eventType = input.eventType; + + + var isRecognized = state & (STATE_BEGAN | STATE_CHANGED); + var isValid = this.attrTest(input); + + // on cancel input and we've recognized before, return STATE_CANCELLED + if (isRecognized && (eventType & INPUT_CANCEL || !isValid)) { + return state | STATE_CANCELLED; + } else if (isRecognized || isValid) { + if (eventType & INPUT_END) { + return state | STATE_ENDED; + } else if (!(state & STATE_BEGAN)) { + return STATE_BEGAN; + } + return state | STATE_CHANGED; + } + return STATE_FAILED; + } + }]); + return AttrRecognizer; +}(Recognizer); + +AttrRecognizer.prototype.defaults = { + /** + * @private + * @type {Number} + * @default 1 + */ + pointers: 1 +}; + +/** + * @private + * Rotate + * Recognized when two or more pointer are moving in a circular motion. + * @constructor + * @extends AttrRecognizer + */ + +var RotateRecognizer = function (_AttrRecognizer) { + inherits(RotateRecognizer, _AttrRecognizer); + + function RotateRecognizer() { + classCallCheck(this, RotateRecognizer); + return possibleConstructorReturn(this, (RotateRecognizer.__proto__ || Object.getPrototypeOf(RotateRecognizer)).apply(this, arguments)); + } + + createClass(RotateRecognizer, [{ + key: 'getTouchAction', + value: function getTouchAction() { + return [TOUCH_ACTION_NONE]; + } + }, { + key: 'attrTest', + value: function attrTest(input) { + return get(RotateRecognizer.prototype.__proto__ || Object.getPrototypeOf(RotateRecognizer.prototype), 'attrTest', this).call(this, input) && (Math.abs(input.rotation) > this.options.threshold || this.state & STATE_BEGAN); + } + }]); + return RotateRecognizer; +}(AttrRecognizer); + +RotateRecognizer.prototype.defaults = { + event: 'rotate', + threshold: 0, + pointers: 2 +}; + +/** + * @private + * Pinch + * Recognized when two or more pointers are moving toward (zoom-in) or away from each other (zoom-out). + * @constructor + * @extends AttrRecognizer + */ + +var PinchRecognizer = function (_AttrRecognizer) { + inherits(PinchRecognizer, _AttrRecognizer); + + function PinchRecognizer() { + classCallCheck(this, PinchRecognizer); + return possibleConstructorReturn(this, (PinchRecognizer.__proto__ || Object.getPrototypeOf(PinchRecognizer)).apply(this, arguments)); + } + + createClass(PinchRecognizer, [{ + key: 'getTouchAction', + value: function getTouchAction() { + return [TOUCH_ACTION_NONE]; + } + }, { + key: 'attrTest', + value: function attrTest(input) { + return get(PinchRecognizer.prototype.__proto__ || Object.getPrototypeOf(PinchRecognizer.prototype), 'attrTest', this).call(this, input) && (Math.abs(input.scale - 1) > this.options.threshold || this.state & STATE_BEGAN); + } + }, { + key: 'emit', + value: function emit(input) { + if (input.scale !== 1) { + var inOut = input.scale < 1 ? 'in' : 'out'; + input.additionalEvent = this.options.event + inOut; + } + get(PinchRecognizer.prototype.__proto__ || Object.getPrototypeOf(PinchRecognizer.prototype), 'emit', this).call(this, input); + } + }]); + return PinchRecognizer; +}(AttrRecognizer); + +PinchRecognizer.prototype.defaults = { + event: 'pinch', + threshold: 0, + pointers: 2 +}; + +/** + * @private + * direction cons to string + * @param {constant} direction + * @returns {String} + */ +function directionStr(direction) { + if (direction === DIRECTION_DOWN) { + return 'down'; + } else if (direction === DIRECTION_UP) { + return 'up'; + } else if (direction === DIRECTION_LEFT) { + return 'left'; + } else if (direction === DIRECTION_RIGHT) { + return 'right'; + } + return ''; +} + +/** + * @private + * Pan + * Recognized when the pointer is down and moved in the allowed direction. + * @constructor + * @extends AttrRecognizer + */ + +var PanRecognizer = function (_AttrRecognizer) { + inherits(PanRecognizer, _AttrRecognizer); + + function PanRecognizer() { + classCallCheck(this, PanRecognizer); + + var _this = possibleConstructorReturn(this, (PanRecognizer.__proto__ || Object.getPrototypeOf(PanRecognizer)).apply(this, arguments)); + + _this.pX = null; + _this.pY = null; + return _this; + } + + createClass(PanRecognizer, [{ + key: 'getTouchAction', + value: function getTouchAction() { + var direction = this.options.direction; + + var actions = []; + if (direction & DIRECTION_HORIZONTAL) { + actions.push(TOUCH_ACTION_PAN_Y); + } + if (direction & DIRECTION_VERTICAL) { + actions.push(TOUCH_ACTION_PAN_X); + } + return actions; + } + }, { + key: 'directionTest', + value: function directionTest(input) { + var options = this.options; + + var hasMoved = true; + var distance = input.distance; + var direction = input.direction; + + var x = input.deltaX; + var y = input.deltaY; + + // lock to axis? + if (!(direction & options.direction)) { + if (options.direction & DIRECTION_HORIZONTAL) { + direction = x === 0 ? DIRECTION_NONE : x < 0 ? DIRECTION_LEFT : DIRECTION_RIGHT; + hasMoved = x !== this.pX; + distance = Math.abs(input.deltaX); + } else { + direction = y === 0 ? DIRECTION_NONE : y < 0 ? DIRECTION_UP : DIRECTION_DOWN; + hasMoved = y !== this.pY; + distance = Math.abs(input.deltaY); + } + } + input.direction = direction; + return hasMoved && distance > options.threshold && direction & options.direction; + } + }, { + key: 'attrTest', + value: function attrTest(input) { + return AttrRecognizer.prototype.attrTest.call(this, input) && ( // replace with a super call + this.state & STATE_BEGAN || !(this.state & STATE_BEGAN) && this.directionTest(input)); + } + }, { + key: 'emit', + value: function emit(input) { + + this.pX = input.deltaX; + this.pY = input.deltaY; + + var direction = directionStr(input.direction); + + if (direction) { + input.additionalEvent = this.options.event + direction; + } + get(PanRecognizer.prototype.__proto__ || Object.getPrototypeOf(PanRecognizer.prototype), 'emit', this).call(this, input); + } + }]); + return PanRecognizer; +}(AttrRecognizer); + +PanRecognizer.prototype.defaults = { + event: 'pan', + threshold: 10, + pointers: 1, + direction: DIRECTION_ALL +}; + +/** + * @private + * Swipe + * Recognized when the pointer is moving fast (velocity), with enough distance in the allowed direction. + * @constructor + * @extends AttrRecognizer + */ + +var SwipeRecognizer = function (_AttrRecognizer) { + inherits(SwipeRecognizer, _AttrRecognizer); + + function SwipeRecognizer() { + classCallCheck(this, SwipeRecognizer); + return possibleConstructorReturn(this, (SwipeRecognizer.__proto__ || Object.getPrototypeOf(SwipeRecognizer)).apply(this, arguments)); + } + + createClass(SwipeRecognizer, [{ + key: 'getTouchAction', + value: function getTouchAction() { + return PanRecognizer.prototype.getTouchAction.call(this); + } + }, { + key: 'attrTest', + value: function attrTest(input) { + var direction = this.options.direction; + + var velocity = void 0; + + if (direction & (DIRECTION_HORIZONTAL | DIRECTION_VERTICAL)) { + velocity = input.overallVelocity; + } else if (direction & DIRECTION_HORIZONTAL) { + velocity = input.overallVelocityX; + } else if (direction & DIRECTION_VERTICAL) { + velocity = input.overallVelocityY; + } + + return get(SwipeRecognizer.prototype.__proto__ || Object.getPrototypeOf(SwipeRecognizer.prototype), 'attrTest', this).call(this, input) && direction & input.offsetDirection && input.distance > this.options.threshold && input.maxPointers === this.options.pointers && abs(velocity) > this.options.velocity && input.eventType & INPUT_END; + } + }, { + key: 'emit', + value: function emit(input) { + var direction = directionStr(input.offsetDirection); + if (direction) { + this.manager.emit(this.options.event + direction, input); + } + + this.manager.emit(this.options.event, input); + } + }]); + return SwipeRecognizer; +}(AttrRecognizer); + +SwipeRecognizer.prototype.defaults = { + event: 'swipe', + threshold: 10, + velocity: 0.3, + direction: DIRECTION_HORIZONTAL | DIRECTION_VERTICAL, + pointers: 1 +}; + +/** + * @private + * simple function bind + * @param {Function} fn + * @param {Object} context + * @returns {Function} + */ +function bindFn(fn, context) { + return function boundFn() { + return fn.apply(context, arguments); + }; +} + +/** + * @private + * set a timeout with a given scope + * @param {Function} fn + * @param {Number} timeout + * @param {Object} context + * @returns {number} + */ +function setTimeoutContext(fn, timeout, context) { + return setTimeout(bindFn(fn, context), timeout); +} + +/** + * @private + * calculate the absolute distance between two points + * @param {Object} p1 {x, y} + * @param {Object} p2 {x, y} + * @param {Array} [props] containing x and y keys + * @return {Number} distance + */ +function getDistance(p1, p2, props) { + if (!props) { + props = PROPS_XY; + } + var x = p2[props[0]] - p1[props[0]]; + var y = p2[props[1]] - p1[props[1]]; + + return Math.sqrt(x * x + y * y); +} + +/** + * @private + * A tap is recognized when the pointer is doing a small tap/click. Multiple taps are recognized if they occur + * between the given interval and position. The delay option can be used to recognize multi-taps without firing + * a single tap. + * + * The eventData from the emitted event contains the property `tapCount`, which contains the amount of + * multi-taps being recognized. + * @constructor + * @extends Recognizer + */ + +var TapRecognizer = function (_Recognizer) { + inherits(TapRecognizer, _Recognizer); + + function TapRecognizer() { + classCallCheck(this, TapRecognizer); + + // previous time and center, + // used for tap counting + var _this = possibleConstructorReturn(this, (TapRecognizer.__proto__ || Object.getPrototypeOf(TapRecognizer)).apply(this, arguments)); + + _this.pTime = false; + _this.pCenter = false; + + _this._timer = null; + _this._input = null; + _this.count = 0; + return _this; + } + + createClass(TapRecognizer, [{ + key: 'getTouchAction', + value: function getTouchAction() { + return [TOUCH_ACTION_MANIPULATION]; + } + }, { + key: 'process', + value: function process(input) { + var _this2 = this; + + var options = this.options; + + + var validPointers = input.pointers.length === options.pointers; + var validMovement = input.distance < options.threshold; + var validTouchTime = input.deltaTime < options.time; + + this.reset(); + + if (input.eventType & INPUT_START && this.count === 0) { + return this.failTimeout(); + } + + // we only allow little movement + // and we've reached an end event, so a tap is possible + if (validMovement && validTouchTime && validPointers) { + if (input.eventType !== INPUT_END) { + return this.failTimeout(); + } + + var validInterval = this.pTime ? input.timeStamp - this.pTime < options.interval : true; + var validMultiTap = !this.pCenter || getDistance(this.pCenter, input.center) < options.posThreshold; + + this.pTime = input.timeStamp; + this.pCenter = input.center; + + if (!validMultiTap || !validInterval) { + this.count = 1; + } else { + this.count += 1; + } + + this._input = input; + + // if tap count matches we have recognized it, + // else it has began recognizing... + var tapCount = this.count % options.taps; + if (tapCount === 0) { + // no failing requirements, immediately trigger the tap event + // or wait as long as the multitap interval to trigger + if (!this.hasRequireFailures()) { + return STATE_RECOGNIZED; + } else { + this._timer = setTimeoutContext(function () { + _this2.state = STATE_RECOGNIZED; + _this2.tryEmit(); + }, options.interval, this); + return STATE_BEGAN; + } + } + } + return STATE_FAILED; + } + }, { + key: 'failTimeout', + value: function failTimeout() { + var _this3 = this; + + this._timer = setTimeoutContext(function () { + _this3.state = STATE_FAILED; + }, this.options.interval, this); + return STATE_FAILED; + } + }, { + key: 'reset', + value: function reset() { + clearTimeout(this._timer); + } + }, { + key: 'emit', + value: function emit() { + if (this.state === STATE_RECOGNIZED) { + this._input.tapCount = this.count; + this.manager.emit(this.options.event, this._input); + } + } + }]); + return TapRecognizer; +}(Recognizer); + +TapRecognizer.prototype.defaults = { + event: 'tap', + pointers: 1, + taps: 1, + interval: 300, // max time between the multi-tap taps + time: 250, // max time of the pointer to be down (like finger on the screen) + threshold: 9, // a minimal movement is ok, but keep it low + posThreshold: 10 // a multi-tap can be a bit off the initial position +}; + +/** + * @private + * Press + * Recognized when the pointer is down for x ms without any movement. + * @constructor + * @extends Recognizer + */ + +var PressRecognizer = function (_Recognizer) { + inherits(PressRecognizer, _Recognizer); + + function PressRecognizer() { + classCallCheck(this, PressRecognizer); + + var _this = possibleConstructorReturn(this, (PressRecognizer.__proto__ || Object.getPrototypeOf(PressRecognizer)).apply(this, arguments)); + + _this._timer = null; + _this._input = null; + return _this; + } + + createClass(PressRecognizer, [{ + key: 'getTouchAction', + value: function getTouchAction() { + return [TOUCH_ACTION_AUTO]; + } + }, { + key: 'process', + value: function process(input) { + var _this2 = this; + + var options = this.options; + + var validPointers = input.pointers.length === options.pointers; + var validMovement = input.distance < options.threshold; + var validTime = input.deltaTime > options.time; + + this._input = input; + + // we only allow little movement + // and we've reached an end event, so a tap is possible + if (!validMovement || !validPointers || input.eventType & (INPUT_END | INPUT_CANCEL) && !validTime) { + this.reset(); + } else if (input.eventType & INPUT_START) { + this.reset(); + this._timer = setTimeoutContext(function () { + _this2.state = STATE_RECOGNIZED; + _this2.tryEmit(); + }, options.time, this); + } else if (input.eventType & INPUT_END) { + return STATE_RECOGNIZED; + } + return STATE_FAILED; + } + }, { + key: 'reset', + value: function reset() { + clearTimeout(this._timer); + } + }, { + key: 'emit', + value: function emit(input) { + if (this.state !== STATE_RECOGNIZED) { + return; + } + + if (input && input.eventType & INPUT_END) { + this.manager.emit(this.options.event + 'up', input); + } else { + this._input.timeStamp = now(); + this.manager.emit(this.options.event, this._input); + } + } + }]); + return PressRecognizer; +}(Recognizer); + +PressRecognizer.prototype.defaults = { + event: 'press', + pointers: 1, + time: 251, // minimal time of the pointer to be pressed + threshold: 9 // a minimal movement is ok, but keep it low +}; + +/** + * @private + * small indexOf wrapper + * @param {String} str + * @param {String} find + * @returns {Boolean} found + */ +function inStr(str, find) { + return str.indexOf(find) > -1; +} + +/** + * @private + * when the touchActions are collected they are not a valid value, so we need to clean things up. * + * @param {String} actions + * @returns {*} + */ +function cleanTouchActions(actions) { + // none + if (inStr(actions, TOUCH_ACTION_NONE)) { + return TOUCH_ACTION_NONE; + } + + var hasPanX = inStr(actions, TOUCH_ACTION_PAN_X); + var hasPanY = inStr(actions, TOUCH_ACTION_PAN_Y); + + // if both pan-x and pan-y are set (different recognizers + // for different directions, e.g. horizontal pan but vertical swipe?) + // we need none (as otherwise with pan-x pan-y combined none of these + // recognizers will work, since the browser would handle all panning + if (hasPanX && hasPanY) { + return TOUCH_ACTION_NONE; + } + + // pan-x OR pan-y + if (hasPanX || hasPanY) { + return hasPanX ? TOUCH_ACTION_PAN_X : TOUCH_ACTION_PAN_Y; + } + + // manipulation + if (inStr(actions, TOUCH_ACTION_MANIPULATION)) { + return TOUCH_ACTION_MANIPULATION; + } + + return TOUCH_ACTION_AUTO; +} + +/** + * @private + * Touch Action + * sets the touchAction property or uses the js alternative + * @param {Manager} manager + * @param {String} value + * @constructor + */ + +var TouchAction = function () { + function TouchAction(manager, value) { + classCallCheck(this, TouchAction); + + this.manager = manager; + this.set(value); + } + + /** + * @private + * set the touchAction value on the element or enable the polyfill + * @param {String} value + */ + + + createClass(TouchAction, [{ + key: 'set', + value: function set(value) { + // find out the touch-action by the event handlers + if (value === TOUCH_ACTION_COMPUTE) { + value = this.compute(); + } + + if (NATIVE_TOUCH_ACTION && this.manager.element.style && TOUCH_ACTION_MAP[value]) { + this.manager.element.style[PREFIXED_TOUCH_ACTION] = value; + } + this.actions = value.toLowerCase().trim(); + } + + /** + * @private + * just re-set the touchAction value + */ + + }, { + key: 'update', + value: function update() { + this.set(this.manager.options.touchAction); + } + + /** + * @private + * compute the value for the touchAction property based on the recognizer's settings + * @returns {String} value + */ + + }, { + key: 'compute', + value: function compute() { + var actions = []; + each(this.manager.recognizers, function (recognizer) { + if (boolOrFn(recognizer.options.enable, [recognizer])) { + actions = actions.concat(recognizer.getTouchAction()); + } + }); + return cleanTouchActions(actions.join(' ')); + } + + /** + * @private + * this method is called on each input cycle and provides the preventing of the browser behavior + * @param {Object} input + */ + + }, { + key: 'preventDefaults', + value: function preventDefaults(input) { + var srcEvent = input.srcEvent; + + var direction = input.offsetDirection; + + // if the touch action did prevented once this session + if (this.manager.session.prevented) { + srcEvent.preventDefault(); + return; + } + + var actions = this.actions; + + var hasNone = inStr(actions, TOUCH_ACTION_NONE) && !TOUCH_ACTION_MAP[TOUCH_ACTION_NONE]; + var hasPanY = inStr(actions, TOUCH_ACTION_PAN_Y) && !TOUCH_ACTION_MAP[TOUCH_ACTION_PAN_Y]; + var hasPanX = inStr(actions, TOUCH_ACTION_PAN_X) && !TOUCH_ACTION_MAP[TOUCH_ACTION_PAN_X]; + + if (hasNone) { + // do not prevent defaults if this is a tap gesture + var isTapPointer = input.pointers.length === 1; + var isTapMovement = input.distance < 2; + var isTapTouchTime = input.deltaTime < 250; + + if (isTapPointer && isTapMovement && isTapTouchTime) { + return; + } + } + + if (hasPanX && hasPanY) { + // `pan-x pan-y` means browser handles all scrolling/panning, do not prevent + return; + } + + if (hasNone || hasPanY && direction & DIRECTION_HORIZONTAL || hasPanX && direction & DIRECTION_VERTICAL) { + return this.preventSrc(srcEvent); + } + } + + /** + * @private + * call preventDefault to prevent the browser's default behavior (scrolling in most cases) + * @param {Object} srcEvent + */ + + }, { + key: 'preventSrc', + value: function preventSrc(srcEvent) { + this.manager.session.prevented = true; + srcEvent.preventDefault(); + } + }]); + return TouchAction; +}(); + +/** + * @private + * find if a node is in the given parent + * @method hasParent + * @param {HTMLElement} node + * @param {HTMLElement} parent + * @return {Boolean} found + */ +function hasParent(node, parent) { + while (node) { + if (node === parent) { + return true; + } + node = node.parentNode; + } + return false; +} + +/** + * @private + * get the center of all the pointers + * @param {Array} pointers + * @return {Object} center contains `x` and `y` properties + */ +function getCenter(pointers) { + var pointersLength = pointers.length; + + // no need to loop when only one touch + if (pointersLength === 1) { + return { + x: round(pointers[0].clientX), + y: round(pointers[0].clientY) + }; + } + + var x = 0; + var y = 0; + var i = 0; + while (i < pointersLength) { + x += pointers[i].clientX; + y += pointers[i].clientY; + i++; + } + + return { + x: round(x / pointersLength), + y: round(y / pointersLength) + }; +} + +/** + * @private + * create a simple clone from the input used for storage of firstInput and firstMultiple + * @param {Object} input + * @returns {Object} clonedInputData + */ +function simpleCloneInputData(input) { + // make a simple copy of the pointers because we will get a reference if we don't + // we only need clientXY for the calculations + var pointers = []; + var i = 0; + while (i < input.pointers.length) { + pointers[i] = { + clientX: round(input.pointers[i].clientX), + clientY: round(input.pointers[i].clientY) + }; + i++; + } + + return { + timeStamp: now(), + pointers: pointers, + center: getCenter(pointers), + deltaX: input.deltaX, + deltaY: input.deltaY + }; +} + +/** + * @private + * calculate the angle between two coordinates + * @param {Object} p1 + * @param {Object} p2 + * @param {Array} [props] containing x and y keys + * @return {Number} angle + */ +function getAngle(p1, p2, props) { + if (!props) { + props = PROPS_XY; + } + var x = p2[props[0]] - p1[props[0]]; + var y = p2[props[1]] - p1[props[1]]; + return Math.atan2(y, x) * 180 / Math.PI; +} + +/** + * @private + * get the direction between two points + * @param {Number} x + * @param {Number} y + * @return {Number} direction + */ +function getDirection(x, y) { + if (x === y) { + return DIRECTION_NONE; + } + + if (abs(x) >= abs(y)) { + return x < 0 ? DIRECTION_LEFT : DIRECTION_RIGHT; + } + return y < 0 ? DIRECTION_UP : DIRECTION_DOWN; +} + +function computeDeltaXY(session, input) { + var center = input.center; + // let { offsetDelta:offset = {}, prevDelta = {}, prevInput = {} } = session; + // jscs throwing error on defalut destructured values and without defaults tests fail + + var offset = session.offsetDelta || {}; + var prevDelta = session.prevDelta || {}; + var prevInput = session.prevInput || {}; + + if (input.eventType === INPUT_START || prevInput.eventType === INPUT_END) { + prevDelta = session.prevDelta = { + x: prevInput.deltaX || 0, + y: prevInput.deltaY || 0 + }; + + offset = session.offsetDelta = { + x: center.x, + y: center.y + }; + } + + input.deltaX = prevDelta.x + (center.x - offset.x); + input.deltaY = prevDelta.y + (center.y - offset.y); +} + +/** + * @private + * calculate the velocity between two points. unit is in px per ms. + * @param {Number} deltaTime + * @param {Number} x + * @param {Number} y + * @return {Object} velocity `x` and `y` + */ +function getVelocity(deltaTime, x, y) { + return { + x: x / deltaTime || 0, + y: y / deltaTime || 0 + }; +} + +/** + * @private + * calculate the scale factor between two pointersets + * no scale is 1, and goes down to 0 when pinched together, and bigger when pinched out + * @param {Array} start array of pointers + * @param {Array} end array of pointers + * @return {Number} scale + */ +function getScale(start, end) { + return getDistance(end[0], end[1], PROPS_CLIENT_XY) / getDistance(start[0], start[1], PROPS_CLIENT_XY); +} + +/** + * @private + * calculate the rotation degrees between two pointersets + * @param {Array} start array of pointers + * @param {Array} end array of pointers + * @return {Number} rotation + */ +function getRotation(start, end) { + return getAngle(end[1], end[0], PROPS_CLIENT_XY) + getAngle(start[1], start[0], PROPS_CLIENT_XY); +} + +/** + * @private + * velocity is calculated every x ms + * @param {Object} session + * @param {Object} input + */ +function computeIntervalInputData(session, input) { + var last = session.lastInterval || input; + var deltaTime = input.timeStamp - last.timeStamp; + var velocity = void 0; + var velocityX = void 0; + var velocityY = void 0; + var direction = void 0; + + if (input.eventType !== INPUT_CANCEL && (deltaTime > COMPUTE_INTERVAL || last.velocity === undefined)) { + var deltaX = input.deltaX - last.deltaX; + var deltaY = input.deltaY - last.deltaY; + + var v = getVelocity(deltaTime, deltaX, deltaY); + velocityX = v.x; + velocityY = v.y; + velocity = abs(v.x) > abs(v.y) ? v.x : v.y; + direction = getDirection(deltaX, deltaY); + + session.lastInterval = input; + } else { + // use latest velocity info if it doesn't overtake a minimum period + velocity = last.velocity; + velocityX = last.velocityX; + velocityY = last.velocityY; + direction = last.direction; + } + + input.velocity = velocity; + input.velocityX = velocityX; + input.velocityY = velocityY; + input.direction = direction; +} + +/** +* @private + * extend the data with some usable properties like scale, rotate, velocity etc + * @param {Object} manager + * @param {Object} input + */ +function computeInputData(manager, input) { + var session = manager.session; + var pointers = input.pointers; + var pointersLength = pointers.length; + + // store the first input to calculate the distance and direction + + if (!session.firstInput) { + session.firstInput = simpleCloneInputData(input); + } + + // to compute scale and rotation we need to store the multiple touches + if (pointersLength > 1 && !session.firstMultiple) { + session.firstMultiple = simpleCloneInputData(input); + } else if (pointersLength === 1) { + session.firstMultiple = false; + } + + var firstInput = session.firstInput; + var firstMultiple = session.firstMultiple; + + var offsetCenter = firstMultiple ? firstMultiple.center : firstInput.center; + + var center = input.center = getCenter(pointers); + input.timeStamp = now(); + input.deltaTime = input.timeStamp - firstInput.timeStamp; + + input.angle = getAngle(offsetCenter, center); + input.distance = getDistance(offsetCenter, center); + + computeDeltaXY(session, input); + input.offsetDirection = getDirection(input.deltaX, input.deltaY); + + var overallVelocity = getVelocity(input.deltaTime, input.deltaX, input.deltaY); + input.overallVelocityX = overallVelocity.x; + input.overallVelocityY = overallVelocity.y; + input.overallVelocity = abs(overallVelocity.x) > abs(overallVelocity.y) ? overallVelocity.x : overallVelocity.y; + + input.scale = firstMultiple ? getScale(firstMultiple.pointers, pointers) : 1; + input.rotation = firstMultiple ? getRotation(firstMultiple.pointers, pointers) : 0; + + input.maxPointers = !session.prevInput ? input.pointers.length : input.pointers.length > session.prevInput.maxPointers ? input.pointers.length : session.prevInput.maxPointers; + + computeIntervalInputData(session, input); + + // find the correct target + var target = manager.element; + if (hasParent(input.srcEvent.target, target)) { + target = input.srcEvent.target; + } + input.target = target; +} + +/** + * @private + * handle input events + * @param {Manager} manager + * @param {String} eventType + * @param {Object} input + */ +function inputHandler(manager, eventType, input) { + var pointersLen = input.pointers.length; + var changedPointersLen = input.changedPointers.length; + var isFirst = eventType & INPUT_START && pointersLen - changedPointersLen === 0; + var isFinal = eventType & (INPUT_END | INPUT_CANCEL) && pointersLen - changedPointersLen === 0; + + input.isFirst = !!isFirst; + input.isFinal = !!isFinal; + + if (isFirst) { + manager.session = {}; + } + + // source event is the normalized value of the domEvents + // like 'touchstart, mouseup, pointerdown' + input.eventType = eventType; + + // compute scale, rotation etc + computeInputData(manager, input); + + // emit secret event + manager.emit('hammer.input', input); + + manager.recognize(input); + manager.session.prevInput = input; +} + +/** + * @private + * split string on whitespace + * @param {String} str + * @returns {Array} words + */ + +function splitStr(str) { + return str.trim().split(/\s+/g); +} + +/** + * @private + * addEventListener with multiple events at once + * @param {EventTarget} target + * @param {String} types + * @param {Function} handler + */ +function addEventListeners(target, types, handler) { + each(splitStr(types), function (type) { + target.addEventListener(type, handler, false); + }); +} + +/** + * @private + * removeEventListener with multiple events at once + * @param {EventTarget} target + * @param {String} types + * @param {Function} handler + */ +function removeEventListeners(target, types, handler) { + each(splitStr(types), function (type) { + target.removeEventListener(type, handler, false); + }); +} + +/** + * @private + * get the window object of an element + * @param {HTMLElement} element + * @returns {DocumentView|Window} + */ +function getWindowForElement(element) { + var doc = element.ownerDocument || element; + return doc.defaultView || doc.parentWindow || window; +} + +/** + * @private + * create new input type manager + * @param {Manager} manager + * @param {Function} callback + * @returns {Input} + * @constructor + */ + +var Input = function () { + function Input(manager, callback) { + classCallCheck(this, Input); + + var self = this; + this.manager = manager; + this.callback = callback; + this.element = manager.element; + this.target = manager.options.inputTarget; + + // smaller wrapper around the handler, for the scope and the enabled state of the manager, + // so when disabled the input events are completely bypassed. + this.domHandler = function (ev) { + if (boolOrFn(manager.options.enable, [manager])) { + self.handler(ev); + } + }; + + this.init(); + } + /** + * @private + * should handle the inputEvent data and trigger the callback + * @virtual + */ + + + createClass(Input, [{ + key: 'handler', + value: function handler() {} + + /** + * @private + * bind the events + */ + + }, { + key: 'init', + value: function init() { + this.evEl && addEventListeners(this.element, this.evEl, this.domHandler); + this.evTarget && addEventListeners(this.target, this.evTarget, this.domHandler); + this.evWin && addEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler); + } + + /** + * @private + * unbind the events + */ + + }, { + key: 'destroy', + value: function destroy() { + this.evEl && removeEventListeners(this.element, this.evEl, this.domHandler); + this.evTarget && removeEventListeners(this.target, this.evTarget, this.domHandler); + this.evWin && removeEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler); + } + }]); + return Input; +}(); + +var POINTER_INPUT_MAP = { + pointerdown: INPUT_START, + pointermove: INPUT_MOVE, + pointerup: INPUT_END, + pointercancel: INPUT_CANCEL, + pointerout: INPUT_CANCEL +}; + +// in IE10 the pointer types is defined as an enum +var IE10_POINTER_TYPE_ENUM = { + 2: INPUT_TYPE_TOUCH, + 3: INPUT_TYPE_PEN, + 4: INPUT_TYPE_MOUSE, + 5: INPUT_TYPE_KINECT // see https://twitter.com/jacobrossi/status/480596438489890816 +}; + +var POINTER_ELEMENT_EVENTS = 'pointerdown'; +var POINTER_WINDOW_EVENTS = 'pointermove pointerup pointercancel'; + +// IE10 has prefixed support, and case-sensitive +if (window.MSPointerEvent && !window.PointerEvent) { + POINTER_ELEMENT_EVENTS = 'MSPointerDown'; + POINTER_WINDOW_EVENTS = 'MSPointerMove MSPointerUp MSPointerCancel'; +} + +/** + * @private + * Pointer events input + * @constructor + * @extends Input + */ + +var PointerEventInput = function (_Input) { + inherits(PointerEventInput, _Input); + + function PointerEventInput() { + classCallCheck(this, PointerEventInput); + + var _this = possibleConstructorReturn(this, (PointerEventInput.__proto__ || Object.getPrototypeOf(PointerEventInput)).apply(this, arguments)); + + _this.evEl = POINTER_ELEMENT_EVENTS; + _this.evWin = POINTER_WINDOW_EVENTS; + + _this.store = _this.manager.session.pointerEvents = []; + return _this; + } + + /** + * @private + * handle mouse events + * @param {Object} ev + */ + + + createClass(PointerEventInput, [{ + key: 'handler', + value: function handler(ev) { + var store = this.store; + + var removePointer = false; + + var eventTypeNormalized = ev.type.toLowerCase().replace('ms', ''); + var eventType = POINTER_INPUT_MAP[eventTypeNormalized]; + var pointerType = IE10_POINTER_TYPE_ENUM[ev.pointerType] || ev.pointerType; + + var isTouch = pointerType === INPUT_TYPE_TOUCH; + + // get index of the event in the store + var storeIndex = inArray(store, ev.pointerId, 'pointerId'); + + // start and mouse must be down + if (eventType & INPUT_START && (ev.button === 0 || isTouch)) { + if (storeIndex < 0) { + store.push(ev); + storeIndex = store.length - 1; + } + } else if (eventType & (INPUT_END | INPUT_CANCEL)) { + removePointer = true; + } + + // it not found, so the pointer hasn't been down (so it's probably a hover) + if (storeIndex < 0) { + return; + } + + // update the event in the store + store[storeIndex] = ev; + + this.callback(this.manager, eventType, { + pointers: store, + changedPointers: [ev], + pointerType: pointerType, + srcEvent: ev + }); + + if (removePointer) { + // remove from the store + store.splice(storeIndex, 1); + } + } + }]); + return PointerEventInput; +}(Input); + +/** + * @private + * convert array-like objects to real arrays + * @param {Object} obj + * @returns {Array} + */ +function toArray$1(obj) { + return Array.prototype.slice.call(obj, 0); +} + +/** + * @private + * unique array with objects based on a key (like 'id') or just by the array's value + * @param {Array} src [{id:1},{id:2},{id:1}] + * @param {String} [key] + * @param {Boolean} [sort=False] + * @returns {Array} [{id:1},{id:2}] + */ +function uniqueArray(src, key, sort) { + var results = []; + var values = []; + var i = 0; + + while (i < src.length) { + var val = key ? src[i][key] : src[i]; + if (inArray(values, val) < 0) { + results.push(src[i]); + } + values[i] = val; + i++; + } + + if (sort) { + if (!key) { + results = results.sort(); + } else { + results = results.sort(function (a, b) { + return a[key] > b[key]; + }); + } + } + + return results; +} + +var TOUCH_INPUT_MAP = { + touchstart: INPUT_START, + touchmove: INPUT_MOVE, + touchend: INPUT_END, + touchcancel: INPUT_CANCEL +}; + +var TOUCH_TARGET_EVENTS = 'touchstart touchmove touchend touchcancel'; + +/** + * @private + * Multi-user touch events input + * @constructor + * @extends Input + */ + +var TouchInput = function (_Input) { + inherits(TouchInput, _Input); + + function TouchInput() { + classCallCheck(this, TouchInput); + + TouchInput.prototype.evTarget = TOUCH_TARGET_EVENTS; + TouchInput.prototype.targetIds = {}; + + var _this = possibleConstructorReturn(this, (TouchInput.__proto__ || Object.getPrototypeOf(TouchInput)).apply(this, arguments)); + + _this.evTarget = TOUCH_TARGET_EVENTS; + _this.targetIds = {}; + return _this; + } + + createClass(TouchInput, [{ + key: 'handler', + value: function handler(ev) { + var type = TOUCH_INPUT_MAP[ev.type]; + var touches = getTouches.call(this, ev, type); + if (!touches) { + return; + } + + this.callback(this.manager, type, { + pointers: touches[0], + changedPointers: touches[1], + pointerType: INPUT_TYPE_TOUCH, + srcEvent: ev + }); + } + }]); + return TouchInput; +}(Input); + +function getTouches(ev, type) { + var allTouches = toArray$1(ev.touches); + var targetIds = this.targetIds; + + // when there is only one touch, the process can be simplified + + if (type & (INPUT_START | INPUT_MOVE) && allTouches.length === 1) { + targetIds[allTouches[0].identifier] = true; + return [allTouches, allTouches]; + } + + var i = void 0; + var targetTouches = void 0; + var changedTouches = toArray$1(ev.changedTouches); + var changedTargetTouches = []; + var target = this.target; + + // get target touches from touches + + targetTouches = allTouches.filter(function (touch) { + return hasParent(touch.target, target); + }); + + // collect touches + if (type === INPUT_START) { + i = 0; + while (i < targetTouches.length) { + targetIds[targetTouches[i].identifier] = true; + i++; + } + } + + // filter changed touches to only contain touches that exist in the collected target ids + i = 0; + while (i < changedTouches.length) { + if (targetIds[changedTouches[i].identifier]) { + changedTargetTouches.push(changedTouches[i]); + } + + // cleanup removed touches + if (type & (INPUT_END | INPUT_CANCEL)) { + delete targetIds[changedTouches[i].identifier]; + } + i++; + } + + if (!changedTargetTouches.length) { + return; + } + + return [ + // merge targetTouches with changedTargetTouches so it contains ALL touches, including 'end' and 'cancel' + uniqueArray(targetTouches.concat(changedTargetTouches), 'identifier', true), changedTargetTouches]; +} + +var MOUSE_INPUT_MAP = { + mousedown: INPUT_START, + mousemove: INPUT_MOVE, + mouseup: INPUT_END +}; + +var MOUSE_ELEMENT_EVENTS = 'mousedown'; +var MOUSE_WINDOW_EVENTS = 'mousemove mouseup'; + +/** + * @private + * Mouse events input + * @constructor + * @extends Input + */ + +var MouseInput = function (_Input) { + inherits(MouseInput, _Input); + + function MouseInput() { + classCallCheck(this, MouseInput); + + var _this = possibleConstructorReturn(this, (MouseInput.__proto__ || Object.getPrototypeOf(MouseInput)).apply(this, arguments)); + + _this.evEl = MOUSE_ELEMENT_EVENTS; + _this.evWin = MOUSE_WINDOW_EVENTS; + + _this.pressed = false; // mousedown state + return _this; + } + + /** + * @private + * handle mouse events + * @param {Object} ev + */ + + + createClass(MouseInput, [{ + key: 'handler', + value: function handler(ev) { + var eventType = MOUSE_INPUT_MAP[ev.type]; + + // on start we want to have the left mouse button down + if (eventType & INPUT_START && ev.button === 0) { + this.pressed = true; + } + + if (eventType & INPUT_MOVE && ev.which !== 1) { + eventType = INPUT_END; + } + + // mouse must be down + if (!this.pressed) { + return; + } + + if (eventType & INPUT_END) { + this.pressed = false; + } + + this.callback(this.manager, eventType, { + pointers: [ev], + changedPointers: [ev], + pointerType: INPUT_TYPE_MOUSE, + srcEvent: ev + }); + } + }]); + return MouseInput; +}(Input); + +/** + * @private + * Combined touch and mouse input + * + * Touch has a higher priority then mouse, and while touching no mouse events are allowed. + * This because touch devices also emit mouse events while doing a touch. + * + * @constructor + * @extends Input + */ + +var DEDUP_TIMEOUT = 2500; +var DEDUP_DISTANCE = 25; + +var TouchMouseInput = function (_Input) { + inherits(TouchMouseInput, _Input); + + function TouchMouseInput() { + classCallCheck(this, TouchMouseInput); + + var _this = possibleConstructorReturn(this, (TouchMouseInput.__proto__ || Object.getPrototypeOf(TouchMouseInput)).apply(this, arguments)); + + var handler = bindFn(_this.handler, _this); + _this.touch = new TouchInput(_this.manager, handler); + _this.mouse = new MouseInput(_this.manager, handler); + + _this.primaryTouch = null; + _this.lastTouches = []; + return _this; + } + + /** + * @private + * handle mouse and touch events + * @param {Hammer} manager + * @param {String} inputEvent + * @param {Object} inputData + */ + + + createClass(TouchMouseInput, [{ + key: 'handler', + value: function handler(manager, inputEvent, inputData) { + var isTouch = inputData.pointerType === INPUT_TYPE_TOUCH; + var isMouse = inputData.pointerType === INPUT_TYPE_MOUSE; + + if (isMouse && inputData.sourceCapabilities && inputData.sourceCapabilities.firesTouchEvents) { + return; + } + + // when we're in a touch event, record touches to de-dupe synthetic mouse event + if (isTouch) { + recordTouches.call(this, inputEvent, inputData); + } else if (isMouse && isSyntheticEvent.call(this, inputData)) { + return; + } + + this.callback(manager, inputEvent, inputData); + } + + /** + * @private + * remove the event listeners + */ + + }, { + key: 'destroy', + value: function destroy() { + this.touch.destroy(); + this.mouse.destroy(); + } + }]); + return TouchMouseInput; +}(Input); + +function recordTouches(eventType, eventData) { + if (eventType & INPUT_START) { + this.primaryTouch = eventData.changedPointers[0].identifier; + setLastTouch.call(this, eventData); + } else if (eventType & (INPUT_END | INPUT_CANCEL)) { + setLastTouch.call(this, eventData); + } +} + +function setLastTouch(eventData) { + var _this2 = this; + + var _eventData$changedPoi = slicedToArray(eventData.changedPointers, 1); + + var touch = _eventData$changedPoi[0]; + + if (touch.identifier === this.primaryTouch) { + (function () { + var lastTouch = { x: touch.clientX, y: touch.clientY }; + _this2.lastTouches.push(lastTouch); + var lts = _this2.lastTouches; + var removeLastTouch = function removeLastTouch() { + var i = lts.indexOf(lastTouch); + if (i > -1) { + lts.splice(i, 1); + } + }; + setTimeout(removeLastTouch, DEDUP_TIMEOUT); + })(); + } +} + +function isSyntheticEvent(eventData) { + var x = eventData.srcEvent.clientX; + var y = eventData.srcEvent.clientY; + for (var i = 0; i < this.lastTouches.length; i++) { + var t = this.lastTouches[i]; + var dx = Math.abs(x - t.x); + var dy = Math.abs(y - t.y); + if (dx <= DEDUP_DISTANCE && dy <= DEDUP_DISTANCE) { + return true; + } + } + return false; +} + +/** + * @private + * create new input type manager + * called by the Manager constructor + * @param {Hammer} manager + * @returns {Input} + */ +function createInputInstance(manager) { + var Type = void 0; + // let inputClass = manager.options.inputClass; + var inputClass = manager.options.inputClass; + + if (inputClass) { + Type = inputClass; + } else if (SUPPORT_POINTER_EVENTS) { + Type = PointerEventInput; + } else if (SUPPORT_ONLY_TOUCH) { + Type = TouchInput; + } else if (!SUPPORT_TOUCH) { + Type = MouseInput; + } else { + Type = TouchMouseInput; + } + return new Type(manager, inputHandler); +} + +var STOP = 1; +var FORCED_STOP = 2; + +/** +* @private + * Manager + * @param {HTMLElement} element + * @param {Object} [options] + * @constructor + */ + +var Manager = function () { + function Manager(element, options) { + var _this = this; + + classCallCheck(this, Manager); + + this.options = assign$1({}, Hammer.defaults, options || {}); + + this.options.inputTarget = this.options.inputTarget || element; + + this.handlers = {}; + this.session = {}; + this.recognizers = []; + this.oldCssProps = {}; + + this.element = element; + this.input = createInputInstance(this); + this.touchAction = new TouchAction(this, this.options.touchAction); + + toggleCssProps(this, true); + + each(this.options.recognizers, function (item) { + var recognizer = _this.add(new item[0](item[1])); + item[2] && recognizer.recognizeWith(item[2]); + item[3] && recognizer.requireFailure(item[3]); + }, this); + } + + /** + * @private + * set options + * @param {Object} options + * @returns {Manager} + */ + + + createClass(Manager, [{ + key: 'set', + value: function set(options) { + assign$1(this.options, options); + + // Options that need a little more setup + if (options.touchAction) { + this.touchAction.update(); + } + if (options.inputTarget) { + // Clean up existing event listeners and reinitialize + this.input.destroy(); + this.input.target = options.inputTarget; + this.input.init(); + } + return this; + } + + /** + * @private + * stop recognizing for this session. + * This session will be discarded, when a new [input]start event is fired. + * When forced, the recognizer cycle is stopped immediately. + * @param {Boolean} [force] + */ + + }, { + key: 'stop', + value: function stop(force) { + this.session.stopped = force ? FORCED_STOP : STOP; + } + + /** + * @private + * run the recognizers! + * called by the inputHandler function on every movement of the pointers (touches) + * it walks through all the recognizers and tries to detect the gesture that is being made + * @param {Object} inputData + */ + + }, { + key: 'recognize', + value: function recognize(inputData) { + var session = this.session; + + if (session.stopped) { + return; + } + + // run the touch-action polyfill + this.touchAction.preventDefaults(inputData); + + var recognizer = void 0; + var recognizers = this.recognizers; + + // this holds the recognizer that is being recognized. + // so the recognizer's state needs to be BEGAN, CHANGED, ENDED or RECOGNIZED + // if no recognizer is detecting a thing, it is set to `null` + + var curRecognizer = session.curRecognizer; + + // reset when the last recognizer is recognized + // or when we're in a new session + + if (!curRecognizer || curRecognizer && curRecognizer.state & STATE_RECOGNIZED) { + curRecognizer = session.curRecognizer = null; + } + + var i = 0; + while (i < recognizers.length) { + recognizer = recognizers[i]; + + // find out if we are allowed try to recognize the input for this one. + // 1. allow if the session is NOT forced stopped (see the .stop() method) + // 2. allow if we still haven't recognized a gesture in this session, or the this recognizer is the one + // that is being recognized. + // 3. allow if the recognizer is allowed to run simultaneous with the current recognized recognizer. + // this can be setup with the `recognizeWith()` method on the recognizer. + if (session.stopped !== FORCED_STOP && ( // 1 + !curRecognizer || recognizer === curRecognizer || // 2 + recognizer.canRecognizeWith(curRecognizer))) { + // 3 + recognizer.recognize(inputData); + } else { + recognizer.reset(); + } + + // if the recognizer has been recognizing the input as a valid gesture, we want to store this one as the + // current active recognizer. but only if we don't already have an active recognizer + if (!curRecognizer && recognizer.state & (STATE_BEGAN | STATE_CHANGED | STATE_ENDED)) { + curRecognizer = session.curRecognizer = recognizer; + } + i++; + } + } + + /** + * @private + * get a recognizer by its event name. + * @param {Recognizer|String} recognizer + * @returns {Recognizer|Null} + */ + + }, { + key: 'get', + value: function get(recognizer) { + if (recognizer instanceof Recognizer) { + return recognizer; + } + + var recognizers = this.recognizers; + + for (var i = 0; i < recognizers.length; i++) { + if (recognizers[i].options.event === recognizer) { + return recognizers[i]; + } + } + return null; + } + + /** + * @private add a recognizer to the manager + * existing recognizers with the same event name will be removed + * @param {Recognizer} recognizer + * @returns {Recognizer|Manager} + */ + + }, { + key: 'add', + value: function add(recognizer) { + if (invokeArrayArg(recognizer, 'add', this)) { + return this; + } + + // remove existing + var existing = this.get(recognizer.options.event); + if (existing) { + this.remove(existing); + } + + this.recognizers.push(recognizer); + recognizer.manager = this; + + this.touchAction.update(); + return recognizer; + } + + /** + * @private + * remove a recognizer by name or instance + * @param {Recognizer|String} recognizer + * @returns {Manager} + */ + + }, { + key: 'remove', + value: function remove(recognizer) { + if (invokeArrayArg(recognizer, 'remove', this)) { + return this; + } + + recognizer = this.get(recognizer); + + // let's make sure this recognizer exists + if (recognizer) { + var recognizers = this.recognizers; + + var index = inArray(recognizers, recognizer); + + if (index !== -1) { + recognizers.splice(index, 1); + this.touchAction.update(); + } + } + + return this; + } + + /** + * @private + * bind event + * @param {String} events + * @param {Function} handler + * @returns {EventEmitter} this + */ + + }, { + key: 'on', + value: function on(events, handler) { + if (events === undefined) { + return; + } + if (handler === undefined) { + return; + } + + var handlers = this.handlers; + + each(splitStr(events), function (event) { + handlers[event] = handlers[event] || []; + handlers[event].push(handler); + }); + return this; + } + + /** + * @private unbind event, leave emit blank to remove all handlers + * @param {String} events + * @param {Function} [handler] + * @returns {EventEmitter} this + */ + + }, { + key: 'off', + value: function off(events, handler) { + if (events === undefined) { + return; + } + + var handlers = this.handlers; + + each(splitStr(events), function (event) { + if (!handler) { + delete handlers[event]; + } else { + handlers[event] && handlers[event].splice(inArray(handlers[event], handler), 1); + } + }); + return this; + } + + /** + * @private emit event to the listeners + * @param {String} event + * @param {Object} data + */ + + }, { + key: 'emit', + value: function emit(event, data) { + // we also want to trigger dom events + if (this.options.domEvents) { + triggerDomEvent(event, data); + } + + // no handlers, so skip it all + var handlers = this.handlers[event] && this.handlers[event].slice(); + if (!handlers || !handlers.length) { + return; + } + + data.type = event; + data.preventDefault = function () { + data.srcEvent.preventDefault(); + }; + + var i = 0; + while (i < handlers.length) { + handlers[i](data); + i++; + } + } + + /** + * @private + * destroy the manager and unbinds all events + * it doesn't unbind dom events, that is the user own responsibility + */ + + }, { + key: 'destroy', + value: function destroy() { + this.element && toggleCssProps(this, false); + + this.handlers = {}; + this.session = {}; + this.input.destroy(); + this.element = null; + } + }]); + return Manager; +}(); + +function toggleCssProps(manager, add) { + var element = manager.element; + + if (!element.style) { + return; + } + var prop = void 0; + each(manager.options.cssProps, function (value, name) { + prop = prefixed(element.style, name); + if (add) { + manager.oldCssProps[prop] = element.style[prop]; + element.style[prop] = value; + } else { + element.style[prop] = manager.oldCssProps[prop] || ''; + } + }); + if (!add) { + manager.oldCssProps = {}; + } +} + +/** + * @private + * trigger dom event + * @param {String} event + * @param {Object} data + */ +function triggerDomEvent(event, data) { + var gestureEvent = document.createEvent('Event'); + gestureEvent.initEvent(event, true, true); + gestureEvent.gesture = data; + data.target.dispatchEvent(gestureEvent); +} + +/** + * @private + * Simple way to create a manager with a default set of recognizers. + * @param {HTMLElement} element + * @param {Object} [options] + * @constructor + */ + +var Hammer = function Hammer(element, options) { + classCallCheck(this, Hammer); + + options = options || {}; + options.recognizers = ifUndefined(options.recognizers, Hammer.defaults.preset); + return new Manager(element, options); +}; + +Hammer.VERSION = '2.0.8'; + +/** + * @private + * default settings + * @namespace + */ +Hammer.defaults = { + /** + * @private + * set if DOM events are being triggered. + * But this is slower and unused by simple implementations, so disabled by default. + * @type {Boolean} + * @default false + */ + domEvents: false, + + /** + * @private + * The value for the touchAction property/fallback. + * When set to `compute` it will magically set the correct value based on the added recognizers. + * @type {String} + * @default compute + */ + touchAction: TOUCH_ACTION_COMPUTE, + + /** + * @private + * @type {Boolean} + * @default true + */ + enable: true, + + /** + * @private + * EXPERIMENTAL FEATURE -- can be removed/changed + * Change the parent input target element. + * If Null, then it is being set the to main element. + * @type {Null|EventTarget} + * @default null + */ + inputTarget: null, + + /** + * @private + * force an input class + * @type {Null|Function} + * @default null + */ + inputClass: null, + + /** + * @private + * Default recognizer setup when calling `Hammer()` + * When creating a new Manager these will be skipped. + * @type {Array} + */ + preset: [ + // RecognizerClass, options, [recognizeWith, ...], [requireFailure, ...] + [RotateRecognizer, { enable: false }], [PinchRecognizer, { enable: false }, ['rotate']], [SwipeRecognizer, { direction: DIRECTION_HORIZONTAL }], [PanRecognizer, { direction: DIRECTION_HORIZONTAL }, ['swipe']], [TapRecognizer], [TapRecognizer, { event: 'doubletap', taps: 2 }, ['tap']], [PressRecognizer]], + + /** + * @private + * Some CSS properties can be used to improve the working of Hammer. + * Add them to this method and they will be set when creating a new Manager. + * @namespace + */ + cssProps: { + /** + * @private + * Disables text selection to improve the dragging gesture. Mainly for desktop browsers. + * @type {String} + * @default 'none' + */ + userSelect: 'none', + + /** + * @private + * Disable the Windows Phone grippers when pressing an element. + * @type {String} + * @default 'none' + */ + touchSelect: 'none', + + /** + * @private + * Disables the default callout shown when you touch and hold a touch target. + * On iOS, when you touch and hold a touch target such as a link, Safari displays + * a callout containing information about the link. This property allows you to disable that callout. + * @type {String} + * @default 'none' + */ + touchCallout: 'none', + + /** + * @private + * Specifies whether zooming is enabled. Used by IE10> + * @type {String} + * @default 'none' + */ + contentZooming: 'none', + + /** + * @private + * Specifies that an entire element should be draggable instead of its contents. Mainly for desktop browsers. + * @type {String} + * @default 'none' + */ + userDrag: 'none', + + /** + * @private + * Overrides the highlight color shown when the user taps a link or a JavaScript + * clickable element in iOS. This property obeys the alpha value, if specified. + * @type {String} + * @default 'rgba(0,0,0,0)' + */ + tapHighlightColor: 'rgba(0,0,0,0)' + } +}; + +var SINGLE_TOUCH_INPUT_MAP = { + touchstart: INPUT_START, + touchmove: INPUT_MOVE, + touchend: INPUT_END, + touchcancel: INPUT_CANCEL +}; + +var SINGLE_TOUCH_TARGET_EVENTS = 'touchstart'; +var SINGLE_TOUCH_WINDOW_EVENTS = 'touchstart touchmove touchend touchcancel'; + +/** + * @private + * Touch events input + * @constructor + * @extends Input + */ + +var SingleTouchInput = function (_Input) { + inherits(SingleTouchInput, _Input); + + function SingleTouchInput() { + classCallCheck(this, SingleTouchInput); + + var _this = possibleConstructorReturn(this, (SingleTouchInput.__proto__ || Object.getPrototypeOf(SingleTouchInput)).apply(this, arguments)); + + _this.evTarget = SINGLE_TOUCH_TARGET_EVENTS; + _this.evWin = SINGLE_TOUCH_WINDOW_EVENTS; + _this.started = false; + + Input.apply(_this, arguments); + return _this; + } + + createClass(SingleTouchInput, [{ + key: 'handler', + value: function handler(ev) { + var type = SINGLE_TOUCH_INPUT_MAP[ev.type]; + + // should we handle the touch events? + if (type === INPUT_START) { + this.started = true; + } + + if (!this.started) { + return; + } + + var touches = normalizeSingleTouches.call(this, ev, type); + + // when done, reset the started state + if (type & (INPUT_END | INPUT_CANCEL) && touches[0].length - touches[1].length === 0) { + this.started = false; + } + + this.callback(this.manager, type, { + pointers: touches[0], + changedPointers: touches[1], + pointerType: INPUT_TYPE_TOUCH, + srcEvent: ev + }); + } + }]); + return SingleTouchInput; +}(Input); + +function normalizeSingleTouches(ev, type) { + var all = toArray$1(ev.touches); + var changed = toArray$1(ev.changedTouches); + + if (type & (INPUT_END | INPUT_CANCEL)) { + all = uniqueArray(all.concat(changed), 'identifier', true); + } + + return [all, changed]; +} + +/** + * @private + * wrap a method with a deprecation warning and stack trace + * @param {Function} method + * @param {String} name + * @param {String} message + * @returns {Function} A new function wrapping the supplied method. + */ +function deprecate(method, name, message) { + var deprecationMessage = 'DEPRECATED METHOD: ' + name + '\n' + message + ' AT \n'; + return function () { + var e = new Error('get-stack-trace'); + var stack = e && e.stack ? e.stack.replace(/^[^\(]+?[\n$]/gm, '').replace(/^\s+at\s+/gm, '').replace(/^Object.\s*\(/gm, '{anonymous}()@') : 'Unknown Stack Trace'; + + var log = window.console && (window.console.warn || window.console.log); + if (log) { + log.call(window.console, deprecationMessage, stack); + } + return method.apply(this, arguments); + }; +} + +/** + * @private + * extend object. + * means that properties in dest will be overwritten by the ones in src. + * @param {Object} dest + * @param {Object} src + * @param {Boolean} [merge=false] + * @returns {Object} dest + */ +var extend = deprecate(function (dest, src, merge) { + var keys = Object.keys(src); + var i = 0; + while (i < keys.length) { + if (!merge || merge && dest[keys[i]] === undefined) { + dest[keys[i]] = src[keys[i]]; + } + i++; + } + return dest; +}, 'extend', 'Use `assign`.'); + +/** + * @private + * merge the values from src in the dest. + * means that properties that exist in dest will not be overwritten by src + * @param {Object} dest + * @param {Object} src + * @returns {Object} dest + */ +var merge = deprecate(function (dest, src) { + return extend(dest, src, true); +}, 'merge', 'Use `assign`.'); + +/** + * @private + * simple class inheritance + * @param {Function} child + * @param {Function} base + * @param {Object} [properties] + */ +function inherit(child, base, properties) { + var baseP = base.prototype; + var childP = void 0; + + childP = child.prototype = Object.create(baseP); + childP.constructor = child; + childP._super = baseP; + + if (properties) { + assign$1(childP, properties); + } +} + +// this prevents errors when Hammer is loaded in the presence of an AMD +// style loader but by script tag, not by the loader. + +assign$1(Hammer, { + INPUT_START: INPUT_START, + INPUT_MOVE: INPUT_MOVE, + INPUT_END: INPUT_END, + INPUT_CANCEL: INPUT_CANCEL, + + STATE_POSSIBLE: STATE_POSSIBLE, + STATE_BEGAN: STATE_BEGAN, + STATE_CHANGED: STATE_CHANGED, + STATE_ENDED: STATE_ENDED, + STATE_RECOGNIZED: STATE_RECOGNIZED, + STATE_CANCELLED: STATE_CANCELLED, + STATE_FAILED: STATE_FAILED, + + DIRECTION_NONE: DIRECTION_NONE, + DIRECTION_LEFT: DIRECTION_LEFT, + DIRECTION_RIGHT: DIRECTION_RIGHT, + DIRECTION_UP: DIRECTION_UP, + DIRECTION_DOWN: DIRECTION_DOWN, + DIRECTION_HORIZONTAL: DIRECTION_HORIZONTAL, + DIRECTION_VERTICAL: DIRECTION_VERTICAL, + DIRECTION_ALL: DIRECTION_ALL, + + Manager: Manager, + Input: Input, + TouchAction: TouchAction, + + TouchInput: TouchInput, + MouseInput: MouseInput, + PointerEventInput: PointerEventInput, + TouchMouseInput: TouchMouseInput, + SingleTouchInput: SingleTouchInput, + + Recognizer: Recognizer, + AttrRecognizer: AttrRecognizer, + Tap: TapRecognizer, + Pan: PanRecognizer, + Swipe: SwipeRecognizer, + Pinch: PinchRecognizer, + Rotate: RotateRecognizer, + Press: PressRecognizer, + + on: addEventListeners, + off: removeEventListeners, + each: each, + merge: merge, + extend: extend, + assign: assign$1, + inherit: inherit, + bindFn: bindFn, + prefixed: prefixed, + toArray: toArray$1, + inArray: inArray, + uniqueArray: uniqueArray, + splitStr: splitStr, + boolOrFn: boolOrFn, + hasParent: hasParent, + addEventListeners: addEventListeners, + removeEventListeners: removeEventListeners +}); + +/* jshint ignore:start */ +if (typeof define === 'function' && define.amd) { + define(function () { + return Hammer; + }); +} else if (typeof module !== 'undefined' && module.exports) { + module.exports = Hammer; +} else { + window[exportName] = Hammer; +} +/* jshint ignore:end */ +})(window, document, 'Hammer'); \ No newline at end of file diff --git a/vendor/assets/javascripts/jquery-2.2.4.js b/vendor/assets/javascripts/jquery-2.2.4.js deleted file mode 100644 index 5c3c456ac..000000000 --- a/vendor/assets/javascripts/jquery-2.2.4.js +++ /dev/null @@ -1,9814 +0,0 @@ -/*! - * jQuery JavaScript Library v2.2.4 - * http://jquery.com/ - * - * Includes Sizzle.js - * http://sizzlejs.com/ - * - * Copyright jQuery Foundation and other contributors - * Released under the MIT license - * http://jquery.org/license - * - * Date: 2016-05-20T17:23Z - */ - -(function( global, factory ) { - - if ( typeof module === "object" && typeof module.exports === "object" ) { - // For CommonJS and CommonJS-like environments where a proper `window` - // is present, execute the factory and get jQuery. - // For environments that do not have a `window` with a `document` - // (such as Node.js), expose a factory as module.exports. - // This accentuates the need for the creation of a real `window`. - // e.g. var jQuery = require("jquery")(window); - // See ticket #14549 for more info. - module.exports = global.document ? - factory( global, true ) : - function( w ) { - if ( !w.document ) { - throw new Error( "jQuery requires a window with a document" ); - } - return factory( w ); - }; - } else { - factory( global ); - } - -// Pass this if window is not defined yet -}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { - -// Support: Firefox 18+ -// Can't be in strict mode, several libs including ASP.NET trace -// the stack via arguments.caller.callee and Firefox dies if -// you try to trace through "use strict" call chains. (#13335) -//"use strict"; -var arr = []; - -var document = window.document; - -var slice = arr.slice; - -var concat = arr.concat; - -var push = arr.push; - -var indexOf = arr.indexOf; - -var class2type = {}; - -var toString = class2type.toString; - -var hasOwn = class2type.hasOwnProperty; - -var support = {}; - - - -var - version = "2.2.4", - - // Define a local copy of jQuery - jQuery = function( selector, context ) { - - // The jQuery object is actually just the init constructor 'enhanced' - // Need init if jQuery is called (just allow error to be thrown if not included) - return new jQuery.fn.init( selector, context ); - }, - - // Support: Android<4.1 - // Make sure we trim BOM and NBSP - rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, - - // Matches dashed string for camelizing - rmsPrefix = /^-ms-/, - rdashAlpha = /-([\da-z])/gi, - - // Used by jQuery.camelCase as callback to replace() - fcamelCase = function( all, letter ) { - return letter.toUpperCase(); - }; - -jQuery.fn = jQuery.prototype = { - - // The current version of jQuery being used - jquery: version, - - constructor: jQuery, - - // Start with an empty selector - selector: "", - - // The default length of a jQuery object is 0 - length: 0, - - toArray: function() { - return slice.call( this ); - }, - - // Get the Nth element in the matched element set OR - // Get the whole matched element set as a clean array - get: function( num ) { - return num != null ? - - // Return just the one element from the set - ( num < 0 ? this[ num + this.length ] : this[ num ] ) : - - // Return all the elements in a clean array - slice.call( this ); - }, - - // Take an array of elements and push it onto the stack - // (returning the new matched element set) - pushStack: function( elems ) { - - // Build a new jQuery matched element set - var ret = jQuery.merge( this.constructor(), elems ); - - // Add the old object onto the stack (as a reference) - ret.prevObject = this; - ret.context = this.context; - - // Return the newly-formed element set - return ret; - }, - - // Execute a callback for every element in the matched set. - each: function( callback ) { - return jQuery.each( this, callback ); - }, - - map: function( callback ) { - return this.pushStack( jQuery.map( this, function( elem, i ) { - return callback.call( elem, i, elem ); - } ) ); - }, - - slice: function() { - return this.pushStack( slice.apply( this, arguments ) ); - }, - - first: function() { - return this.eq( 0 ); - }, - - last: function() { - return this.eq( -1 ); - }, - - eq: function( i ) { - var len = this.length, - j = +i + ( i < 0 ? len : 0 ); - return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); - }, - - end: function() { - return this.prevObject || this.constructor(); - }, - - // For internal use only. - // Behaves like an Array's method, not like a jQuery method. - push: push, - sort: arr.sort, - splice: arr.splice -}; - -jQuery.extend = jQuery.fn.extend = function() { - var options, name, src, copy, copyIsArray, clone, - target = arguments[ 0 ] || {}, - i = 1, - length = arguments.length, - deep = false; - - // Handle a deep copy situation - if ( typeof target === "boolean" ) { - deep = target; - - // Skip the boolean and the target - target = arguments[ i ] || {}; - i++; - } - - // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction( target ) ) { - target = {}; - } - - // Extend jQuery itself if only one argument is passed - if ( i === length ) { - target = this; - i--; - } - - for ( ; i < length; i++ ) { - - // Only deal with non-null/undefined values - if ( ( options = arguments[ i ] ) != null ) { - - // Extend the base object - for ( name in options ) { - src = target[ name ]; - copy = options[ name ]; - - // Prevent never-ending loop - if ( target === copy ) { - continue; - } - - // Recurse if we're merging plain objects or arrays - if ( deep && copy && ( jQuery.isPlainObject( copy ) || - ( copyIsArray = jQuery.isArray( copy ) ) ) ) { - - if ( copyIsArray ) { - copyIsArray = false; - clone = src && jQuery.isArray( src ) ? src : []; - - } else { - clone = src && jQuery.isPlainObject( src ) ? src : {}; - } - - // Never move original objects, clone them - target[ name ] = jQuery.extend( deep, clone, copy ); - - // Don't bring in undefined values - } else if ( copy !== undefined ) { - target[ name ] = copy; - } - } - } - } - - // Return the modified object - return target; -}; - -jQuery.extend( { - - // Unique for each copy of jQuery on the page - expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), - - // Assume jQuery is ready without the ready module - isReady: true, - - error: function( msg ) { - throw new Error( msg ); - }, - - noop: function() {}, - - isFunction: function( obj ) { - return jQuery.type( obj ) === "function"; - }, - - isArray: Array.isArray, - - isWindow: function( obj ) { - return obj != null && obj === obj.window; - }, - - isNumeric: function( obj ) { - - // parseFloat NaNs numeric-cast false positives (null|true|false|"") - // ...but misinterprets leading-number strings, particularly hex literals ("0x...") - // subtraction forces infinities to NaN - // adding 1 corrects loss of precision from parseFloat (#15100) - var realStringObj = obj && obj.toString(); - return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0; - }, - - isPlainObject: function( obj ) { - var key; - - // Not plain objects: - // - Any object or value whose internal [[Class]] property is not "[object Object]" - // - DOM nodes - // - window - if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { - return false; - } - - // Not own constructor property must be Object - if ( obj.constructor && - !hasOwn.call( obj, "constructor" ) && - !hasOwn.call( obj.constructor.prototype || {}, "isPrototypeOf" ) ) { - return false; - } - - // Own properties are enumerated firstly, so to speed up, - // if last one is own, then all properties are own - for ( key in obj ) {} - - return key === undefined || hasOwn.call( obj, key ); - }, - - isEmptyObject: function( obj ) { - var name; - for ( name in obj ) { - return false; - } - return true; - }, - - type: function( obj ) { - if ( obj == null ) { - return obj + ""; - } - - // Support: Android<4.0, iOS<6 (functionish RegExp) - return typeof obj === "object" || typeof obj === "function" ? - class2type[ toString.call( obj ) ] || "object" : - typeof obj; - }, - - // Evaluates a script in a global context - globalEval: function( code ) { - var script, - indirect = eval; - - code = jQuery.trim( code ); - - if ( code ) { - - // If the code includes a valid, prologue position - // strict mode pragma, execute code by injecting a - // script tag into the document. - if ( code.indexOf( "use strict" ) === 1 ) { - script = document.createElement( "script" ); - script.text = code; - document.head.appendChild( script ).parentNode.removeChild( script ); - } else { - - // Otherwise, avoid the DOM node creation, insertion - // and removal by using an indirect global eval - - indirect( code ); - } - } - }, - - // Convert dashed to camelCase; used by the css and data modules - // Support: IE9-11+ - // Microsoft forgot to hump their vendor prefix (#9572) - camelCase: function( string ) { - return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); - }, - - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); - }, - - each: function( obj, callback ) { - var length, i = 0; - - if ( isArrayLike( obj ) ) { - length = obj.length; - for ( ; i < length; i++ ) { - if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { - break; - } - } - } else { - for ( i in obj ) { - if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { - break; - } - } - } - - return obj; - }, - - // Support: Android<4.1 - trim: function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); - }, - - // results is for internal usage only - makeArray: function( arr, results ) { - var ret = results || []; - - if ( arr != null ) { - if ( isArrayLike( Object( arr ) ) ) { - jQuery.merge( ret, - typeof arr === "string" ? - [ arr ] : arr - ); - } else { - push.call( ret, arr ); - } - } - - return ret; - }, - - inArray: function( elem, arr, i ) { - return arr == null ? -1 : indexOf.call( arr, elem, i ); - }, - - merge: function( first, second ) { - var len = +second.length, - j = 0, - i = first.length; - - for ( ; j < len; j++ ) { - first[ i++ ] = second[ j ]; - } - - first.length = i; - - return first; - }, - - grep: function( elems, callback, invert ) { - var callbackInverse, - matches = [], - i = 0, - length = elems.length, - callbackExpect = !invert; - - // Go through the array, only saving the items - // that pass the validator function - for ( ; i < length; i++ ) { - callbackInverse = !callback( elems[ i ], i ); - if ( callbackInverse !== callbackExpect ) { - matches.push( elems[ i ] ); - } - } - - return matches; - }, - - // arg is for internal usage only - map: function( elems, callback, arg ) { - var length, value, - i = 0, - ret = []; - - // Go through the array, translating each of the items to their new values - if ( isArrayLike( elems ) ) { - length = elems.length; - for ( ; i < length; i++ ) { - value = callback( elems[ i ], i, arg ); - - if ( value != null ) { - ret.push( value ); - } - } - - // Go through every key on the object, - } else { - for ( i in elems ) { - value = callback( elems[ i ], i, arg ); - - if ( value != null ) { - ret.push( value ); - } - } - } - - // Flatten any nested arrays - return concat.apply( [], ret ); - }, - - // A global GUID counter for objects - guid: 1, - - // Bind a function to a context, optionally partially applying any - // arguments. - proxy: function( fn, context ) { - var tmp, args, proxy; - - if ( typeof context === "string" ) { - tmp = fn[ context ]; - context = fn; - fn = tmp; - } - - // Quick check to determine if target is callable, in the spec - // this throws a TypeError, but we will just return undefined. - if ( !jQuery.isFunction( fn ) ) { - return undefined; - } - - // Simulated bind - args = slice.call( arguments, 2 ); - proxy = function() { - return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); - }; - - // Set the guid of unique handler to the same of original handler, so it can be removed - proxy.guid = fn.guid = fn.guid || jQuery.guid++; - - return proxy; - }, - - now: Date.now, - - // jQuery.support is not used in Core but other projects attach their - // properties to it so it needs to exist. - support: support -} ); - -// JSHint would error on this code due to the Symbol not being defined in ES5. -// Defining this global in .jshintrc would create a danger of using the global -// unguarded in another place, it seems safer to just disable JSHint for these -// three lines. -/* jshint ignore: start */ -if ( typeof Symbol === "function" ) { - jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; -} -/* jshint ignore: end */ - -// Populate the class2type map -jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), -function( i, name ) { - class2type[ "[object " + name + "]" ] = name.toLowerCase(); -} ); - -function isArrayLike( obj ) { - - // Support: iOS 8.2 (not reproducible in simulator) - // `in` check used to prevent JIT error (gh-2145) - // hasOwn isn't used here due to false negatives - // regarding Nodelist length in IE - var length = !!obj && "length" in obj && obj.length, - type = jQuery.type( obj ); - - if ( type === "function" || jQuery.isWindow( obj ) ) { - return false; - } - - return type === "array" || length === 0 || - typeof length === "number" && length > 0 && ( length - 1 ) in obj; -} -var Sizzle = -/*! - * Sizzle CSS Selector Engine v2.2.1 - * http://sizzlejs.com/ - * - * Copyright jQuery Foundation and other contributors - * Released under the MIT license - * http://jquery.org/license - * - * Date: 2015-10-17 - */ -(function( window ) { - -var i, - support, - Expr, - getText, - isXML, - tokenize, - compile, - select, - outermostContext, - sortInput, - hasDuplicate, - - // Local document vars - setDocument, - document, - docElem, - documentIsHTML, - rbuggyQSA, - rbuggyMatches, - matches, - contains, - - // Instance-specific data - expando = "sizzle" + 1 * new Date(), - preferredDoc = window.document, - dirruns = 0, - done = 0, - classCache = createCache(), - tokenCache = createCache(), - compilerCache = createCache(), - sortOrder = function( a, b ) { - if ( a === b ) { - hasDuplicate = true; - } - return 0; - }, - - // General-purpose constants - MAX_NEGATIVE = 1 << 31, - - // Instance methods - hasOwn = ({}).hasOwnProperty, - arr = [], - pop = arr.pop, - push_native = arr.push, - push = arr.push, - slice = arr.slice, - // Use a stripped-down indexOf as it's faster than native - // http://jsperf.com/thor-indexof-vs-for/5 - indexOf = function( list, elem ) { - var i = 0, - len = list.length; - for ( ; i < len; i++ ) { - if ( list[i] === elem ) { - return i; - } - } - return -1; - }, - - booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", - - // Regular expressions - - // http://www.w3.org/TR/css3-selectors/#whitespace - whitespace = "[\\x20\\t\\r\\n\\f]", - - // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", - - // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors - attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + - // Operator (capture 2) - "*([*^$|!~]?=)" + whitespace + - // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" - "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + - "*\\]", - - pseudos = ":(" + identifier + ")(?:\\((" + - // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: - // 1. quoted (capture 3; capture 4 or capture 5) - "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + - // 2. simple (capture 6) - "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + - // 3. anything else (capture 2) - ".*" + - ")\\)|)", - - // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter - rwhitespace = new RegExp( whitespace + "+", "g" ), - rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), - - rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), - rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), - - rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), - - rpseudo = new RegExp( pseudos ), - ridentifier = new RegExp( "^" + identifier + "$" ), - - matchExpr = { - "ID": new RegExp( "^#(" + identifier + ")" ), - "CLASS": new RegExp( "^\\.(" + identifier + ")" ), - "TAG": new RegExp( "^(" + identifier + "|[*])" ), - "ATTR": new RegExp( "^" + attributes ), - "PSEUDO": new RegExp( "^" + pseudos ), - "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + - "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + - "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), - "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), - // For use in libraries implementing .is() - // We use this for POS matching in `select` - "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + - whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) - }, - - rinputs = /^(?:input|select|textarea|button)$/i, - rheader = /^h\d$/i, - - rnative = /^[^{]+\{\s*\[native \w/, - - // Easily-parseable/retrievable ID or TAG or CLASS selectors - rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, - - rsibling = /[+~]/, - rescape = /'|\\/g, - - // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters - runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), - funescape = function( _, escaped, escapedWhitespace ) { - var high = "0x" + escaped - 0x10000; - // NaN means non-codepoint - // Support: Firefox<24 - // Workaround erroneous numeric interpretation of +"0x" - return high !== high || escapedWhitespace ? - escaped : - high < 0 ? - // BMP codepoint - String.fromCharCode( high + 0x10000 ) : - // Supplemental Plane codepoint (surrogate pair) - String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); - }, - - // Used for iframes - // See setDocument() - // Removing the function wrapper causes a "Permission Denied" - // error in IE - unloadHandler = function() { - setDocument(); - }; - -// Optimize for push.apply( _, NodeList ) -try { - push.apply( - (arr = slice.call( preferredDoc.childNodes )), - preferredDoc.childNodes - ); - // Support: Android<4.0 - // Detect silently failing push.apply - arr[ preferredDoc.childNodes.length ].nodeType; -} catch ( e ) { - push = { apply: arr.length ? - - // Leverage slice if possible - function( target, els ) { - push_native.apply( target, slice.call(els) ); - } : - - // Support: IE<9 - // Otherwise append directly - function( target, els ) { - var j = target.length, - i = 0; - // Can't trust NodeList.length - while ( (target[j++] = els[i++]) ) {} - target.length = j - 1; - } - }; -} - -function Sizzle( selector, context, results, seed ) { - var m, i, elem, nid, nidselect, match, groups, newSelector, - newContext = context && context.ownerDocument, - - // nodeType defaults to 9, since context defaults to document - nodeType = context ? context.nodeType : 9; - - results = results || []; - - // Return early from calls with invalid selector or context - if ( typeof selector !== "string" || !selector || - nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { - - return results; - } - - // Try to shortcut find operations (as opposed to filters) in HTML documents - if ( !seed ) { - - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } - context = context || document; - - if ( documentIsHTML ) { - - // If the selector is sufficiently simple, try using a "get*By*" DOM method - // (excepting DocumentFragment context, where the methods don't exist) - if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { - - // ID selector - if ( (m = match[1]) ) { - - // Document context - if ( nodeType === 9 ) { - if ( (elem = context.getElementById( m )) ) { - - // Support: IE, Opera, Webkit - // TODO: identify versions - // getElementById can match elements by name instead of ID - if ( elem.id === m ) { - results.push( elem ); - return results; - } - } else { - return results; - } - - // Element context - } else { - - // Support: IE, Opera, Webkit - // TODO: identify versions - // getElementById can match elements by name instead of ID - if ( newContext && (elem = newContext.getElementById( m )) && - contains( context, elem ) && - elem.id === m ) { - - results.push( elem ); - return results; - } - } - - // Type selector - } else if ( match[2] ) { - push.apply( results, context.getElementsByTagName( selector ) ); - return results; - - // Class selector - } else if ( (m = match[3]) && support.getElementsByClassName && - context.getElementsByClassName ) { - - push.apply( results, context.getElementsByClassName( m ) ); - return results; - } - } - - // Take advantage of querySelectorAll - if ( support.qsa && - !compilerCache[ selector + " " ] && - (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { - - if ( nodeType !== 1 ) { - newContext = context; - newSelector = selector; - - // qSA looks outside Element context, which is not what we want - // Thanks to Andrew Dupont for this workaround technique - // Support: IE <=8 - // Exclude object elements - } else if ( context.nodeName.toLowerCase() !== "object" ) { - - // Capture the context ID, setting it first if necessary - if ( (nid = context.getAttribute( "id" )) ) { - nid = nid.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", (nid = expando) ); - } - - // Prefix every selector in the list - groups = tokenize( selector ); - i = groups.length; - nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']"; - while ( i-- ) { - groups[i] = nidselect + " " + toSelector( groups[i] ); - } - newSelector = groups.join( "," ); - - // Expand context for sibling selectors - newContext = rsibling.test( selector ) && testContext( context.parentNode ) || - context; - } - - if ( newSelector ) { - try { - push.apply( results, - newContext.querySelectorAll( newSelector ) - ); - return results; - } catch ( qsaError ) { - } finally { - if ( nid === expando ) { - context.removeAttribute( "id" ); - } - } - } - } - } - } - - // All others - return select( selector.replace( rtrim, "$1" ), context, results, seed ); -} - -/** - * Create key-value caches of limited size - * @returns {function(string, object)} Returns the Object data after storing it on itself with - * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) - * deleting the oldest entry - */ -function createCache() { - var keys = []; - - function cache( key, value ) { - // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) - if ( keys.push( key + " " ) > Expr.cacheLength ) { - // Only keep the most recent entries - delete cache[ keys.shift() ]; - } - return (cache[ key + " " ] = value); - } - return cache; -} - -/** - * Mark a function for special use by Sizzle - * @param {Function} fn The function to mark - */ -function markFunction( fn ) { - fn[ expando ] = true; - return fn; -} - -/** - * Support testing using an element - * @param {Function} fn Passed the created div and expects a boolean result - */ -function assert( fn ) { - var div = document.createElement("div"); - - try { - return !!fn( div ); - } catch (e) { - return false; - } finally { - // Remove from its parent by default - if ( div.parentNode ) { - div.parentNode.removeChild( div ); - } - // release memory in IE - div = null; - } -} - -/** - * Adds the same handler for all of the specified attrs - * @param {String} attrs Pipe-separated list of attributes - * @param {Function} handler The method that will be applied - */ -function addHandle( attrs, handler ) { - var arr = attrs.split("|"), - i = arr.length; - - while ( i-- ) { - Expr.attrHandle[ arr[i] ] = handler; - } -} - -/** - * Checks document order of two siblings - * @param {Element} a - * @param {Element} b - * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b - */ -function siblingCheck( a, b ) { - var cur = b && a, - diff = cur && a.nodeType === 1 && b.nodeType === 1 && - ( ~b.sourceIndex || MAX_NEGATIVE ) - - ( ~a.sourceIndex || MAX_NEGATIVE ); - - // Use IE sourceIndex if available on both nodes - if ( diff ) { - return diff; - } - - // Check if b follows a - if ( cur ) { - while ( (cur = cur.nextSibling) ) { - if ( cur === b ) { - return -1; - } - } - } - - return a ? 1 : -1; -} - -/** - * Returns a function to use in pseudos for input types - * @param {String} type - */ -function createInputPseudo( type ) { - return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === type; - }; -} - -/** - * Returns a function to use in pseudos for buttons - * @param {String} type - */ -function createButtonPseudo( type ) { - return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && elem.type === type; - }; -} - -/** - * Returns a function to use in pseudos for positionals - * @param {Function} fn - */ -function createPositionalPseudo( fn ) { - return markFunction(function( argument ) { - argument = +argument; - return markFunction(function( seed, matches ) { - var j, - matchIndexes = fn( [], seed.length, argument ), - i = matchIndexes.length; - - // Match elements found at the specified indexes - while ( i-- ) { - if ( seed[ (j = matchIndexes[i]) ] ) { - seed[j] = !(matches[j] = seed[j]); - } - } - }); - }); -} - -/** - * Checks a node for validity as a Sizzle context - * @param {Element|Object=} context - * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value - */ -function testContext( context ) { - return context && typeof context.getElementsByTagName !== "undefined" && context; -} - -// Expose support vars for convenience -support = Sizzle.support = {}; - -/** - * Detects XML nodes - * @param {Element|Object} elem An element or a document - * @returns {Boolean} True iff elem is a non-HTML XML node - */ -isXML = Sizzle.isXML = function( elem ) { - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && (elem.ownerDocument || elem).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; -}; - -/** - * Sets document-related variables once based on the current document - * @param {Element|Object} [doc] An element or document object to use to set the document - * @returns {Object} Returns the current document - */ -setDocument = Sizzle.setDocument = function( node ) { - var hasCompare, parent, - doc = node ? node.ownerDocument || node : preferredDoc; - - // Return early if doc is invalid or already selected - if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { - return document; - } - - // Update global variables - document = doc; - docElem = document.documentElement; - documentIsHTML = !isXML( document ); - - // Support: IE 9-11, Edge - // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) - if ( (parent = document.defaultView) && parent.top !== parent ) { - // Support: IE 11 - if ( parent.addEventListener ) { - parent.addEventListener( "unload", unloadHandler, false ); - - // Support: IE 9 - 10 only - } else if ( parent.attachEvent ) { - parent.attachEvent( "onunload", unloadHandler ); - } - } - - /* Attributes - ---------------------------------------------------------------------- */ - - // Support: IE<8 - // Verify that getAttribute really returns attributes and not properties - // (excepting IE8 booleans) - support.attributes = assert(function( div ) { - div.className = "i"; - return !div.getAttribute("className"); - }); - - /* getElement(s)By* - ---------------------------------------------------------------------- */ - - // Check if getElementsByTagName("*") returns only elements - support.getElementsByTagName = assert(function( div ) { - div.appendChild( document.createComment("") ); - return !div.getElementsByTagName("*").length; - }); - - // Support: IE<9 - support.getElementsByClassName = rnative.test( document.getElementsByClassName ); - - // Support: IE<10 - // Check if getElementById returns elements by name - // The broken getElementById methods don't pick up programatically-set names, - // so use a roundabout getElementsByName test - support.getById = assert(function( div ) { - docElem.appendChild( div ).id = expando; - return !document.getElementsByName || !document.getElementsByName( expando ).length; - }); - - // ID find and filter - if ( support.getById ) { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { - var m = context.getElementById( id ); - return m ? [ m ] : []; - } - }; - Expr.filter["ID"] = function( id ) { - var attrId = id.replace( runescape, funescape ); - return function( elem ) { - return elem.getAttribute("id") === attrId; - }; - }; - } else { - // Support: IE6/7 - // getElementById is not reliable as a find shortcut - delete Expr.find["ID"]; - - Expr.filter["ID"] = function( id ) { - var attrId = id.replace( runescape, funescape ); - return function( elem ) { - var node = typeof elem.getAttributeNode !== "undefined" && - elem.getAttributeNode("id"); - return node && node.value === attrId; - }; - }; - } - - // Tag - Expr.find["TAG"] = support.getElementsByTagName ? - function( tag, context ) { - if ( typeof context.getElementsByTagName !== "undefined" ) { - return context.getElementsByTagName( tag ); - - // DocumentFragment nodes don't have gEBTN - } else if ( support.qsa ) { - return context.querySelectorAll( tag ); - } - } : - - function( tag, context ) { - var elem, - tmp = [], - i = 0, - // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too - results = context.getElementsByTagName( tag ); - - // Filter out possible comments - if ( tag === "*" ) { - while ( (elem = results[i++]) ) { - if ( elem.nodeType === 1 ) { - tmp.push( elem ); - } - } - - return tmp; - } - return results; - }; - - // Class - Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { - if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { - return context.getElementsByClassName( className ); - } - }; - - /* QSA/matchesSelector - ---------------------------------------------------------------------- */ - - // QSA and matchesSelector support - - // matchesSelector(:active) reports false when true (IE9/Opera 11.5) - rbuggyMatches = []; - - // qSa(:focus) reports false when true (Chrome 21) - // We allow this because of a bug in IE8/9 that throws an error - // whenever `document.activeElement` is accessed on an iframe - // So, we allow :focus to pass through QSA all the time to avoid the IE error - // See http://bugs.jquery.com/ticket/13378 - rbuggyQSA = []; - - if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { - // Build QSA regex - // Regex strategy adopted from Diego Perini - assert(function( div ) { - // Select is set to empty string on purpose - // This is to test IE's treatment of not explicitly - // setting a boolean content attribute, - // since its presence should be enough - // http://bugs.jquery.com/ticket/12359 - docElem.appendChild( div ).innerHTML = "" + - ""; - - // Support: IE8, Opera 11-12.16 - // Nothing should be selected when empty strings follow ^= or $= or *= - // The test attribute must be unknown in Opera but "safe" for WinRT - // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section - if ( div.querySelectorAll("[msallowcapture^='']").length ) { - rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); - } - - // Support: IE8 - // Boolean attributes and "value" are not treated correctly - if ( !div.querySelectorAll("[selected]").length ) { - rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); - } - - // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ - if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { - rbuggyQSA.push("~="); - } - - // Webkit/Opera - :checked should return selected option elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":checked").length ) { - rbuggyQSA.push(":checked"); - } - - // Support: Safari 8+, iOS 8+ - // https://bugs.webkit.org/show_bug.cgi?id=136851 - // In-page `selector#id sibing-combinator selector` fails - if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { - rbuggyQSA.push(".#.+[+~]"); - } - }); - - assert(function( div ) { - // Support: Windows 8 Native Apps - // The type and name attributes are restricted during .innerHTML assignment - var input = document.createElement("input"); - input.setAttribute( "type", "hidden" ); - div.appendChild( input ).setAttribute( "name", "D" ); - - // Support: IE8 - // Enforce case-sensitivity of name attribute - if ( div.querySelectorAll("[name=d]").length ) { - rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); - } - - // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":enabled").length ) { - rbuggyQSA.push( ":enabled", ":disabled" ); - } - - // Opera 10-11 does not throw on post-comma invalid pseudos - div.querySelectorAll("*,:x"); - rbuggyQSA.push(",.*:"); - }); - } - - if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || - docElem.webkitMatchesSelector || - docElem.mozMatchesSelector || - docElem.oMatchesSelector || - docElem.msMatchesSelector) )) ) { - - assert(function( div ) { - // Check to see if it's possible to do matchesSelector - // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( div, "div" ); - - // This should fail with an exception - // Gecko does not error, returns false instead - matches.call( div, "[s!='']:x" ); - rbuggyMatches.push( "!=", pseudos ); - }); - } - - rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); - rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); - - /* Contains - ---------------------------------------------------------------------- */ - hasCompare = rnative.test( docElem.compareDocumentPosition ); - - // Element contains another - // Purposefully self-exclusive - // As in, an element does not contain itself - contains = hasCompare || rnative.test( docElem.contains ) ? - function( a, b ) { - var adown = a.nodeType === 9 ? a.documentElement : a, - bup = b && b.parentNode; - return a === bup || !!( bup && bup.nodeType === 1 && ( - adown.contains ? - adown.contains( bup ) : - a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 - )); - } : - function( a, b ) { - if ( b ) { - while ( (b = b.parentNode) ) { - if ( b === a ) { - return true; - } - } - } - return false; - }; - - /* Sorting - ---------------------------------------------------------------------- */ - - // Document order sorting - sortOrder = hasCompare ? - function( a, b ) { - - // Flag for duplicate removal - if ( a === b ) { - hasDuplicate = true; - return 0; - } - - // Sort on method existence if only one input has compareDocumentPosition - var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; - if ( compare ) { - return compare; - } - - // Calculate position if both inputs belong to the same document - compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? - a.compareDocumentPosition( b ) : - - // Otherwise we know they are disconnected - 1; - - // Disconnected nodes - if ( compare & 1 || - (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { - - // Choose the first element that is related to our preferred document - if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { - return -1; - } - if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { - return 1; - } - - // Maintain original order - return sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : - 0; - } - - return compare & 4 ? -1 : 1; - } : - function( a, b ) { - // Exit early if the nodes are identical - if ( a === b ) { - hasDuplicate = true; - return 0; - } - - var cur, - i = 0, - aup = a.parentNode, - bup = b.parentNode, - ap = [ a ], - bp = [ b ]; - - // Parentless nodes are either documents or disconnected - if ( !aup || !bup ) { - return a === document ? -1 : - b === document ? 1 : - aup ? -1 : - bup ? 1 : - sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : - 0; - - // If the nodes are siblings, we can do a quick check - } else if ( aup === bup ) { - return siblingCheck( a, b ); - } - - // Otherwise we need full lists of their ancestors for comparison - cur = a; - while ( (cur = cur.parentNode) ) { - ap.unshift( cur ); - } - cur = b; - while ( (cur = cur.parentNode) ) { - bp.unshift( cur ); - } - - // Walk down the tree looking for a discrepancy - while ( ap[i] === bp[i] ) { - i++; - } - - return i ? - // Do a sibling check if the nodes have a common ancestor - siblingCheck( ap[i], bp[i] ) : - - // Otherwise nodes in our document sort first - ap[i] === preferredDoc ? -1 : - bp[i] === preferredDoc ? 1 : - 0; - }; - - return document; -}; - -Sizzle.matches = function( expr, elements ) { - return Sizzle( expr, null, null, elements ); -}; - -Sizzle.matchesSelector = function( elem, expr ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } - - // Make sure that attribute selectors are quoted - expr = expr.replace( rattributeQuotes, "='$1']" ); - - if ( support.matchesSelector && documentIsHTML && - !compilerCache[ expr + " " ] && - ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && - ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { - - try { - var ret = matches.call( elem, expr ); - - // IE 9's matchesSelector returns false on disconnected nodes - if ( ret || support.disconnectedMatch || - // As well, disconnected nodes are said to be in a document - // fragment in IE 9 - elem.document && elem.document.nodeType !== 11 ) { - return ret; - } - } catch (e) {} - } - - return Sizzle( expr, document, null, [ elem ] ).length > 0; -}; - -Sizzle.contains = function( context, elem ) { - // Set document vars if needed - if ( ( context.ownerDocument || context ) !== document ) { - setDocument( context ); - } - return contains( context, elem ); -}; - -Sizzle.attr = function( elem, name ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } - - var fn = Expr.attrHandle[ name.toLowerCase() ], - // Don't get fooled by Object.prototype properties (jQuery #13807) - val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? - fn( elem, name, !documentIsHTML ) : - undefined; - - return val !== undefined ? - val : - support.attributes || !documentIsHTML ? - elem.getAttribute( name ) : - (val = elem.getAttributeNode(name)) && val.specified ? - val.value : - null; -}; - -Sizzle.error = function( msg ) { - throw new Error( "Syntax error, unrecognized expression: " + msg ); -}; - -/** - * Document sorting and removing duplicates - * @param {ArrayLike} results - */ -Sizzle.uniqueSort = function( results ) { - var elem, - duplicates = [], - j = 0, - i = 0; - - // Unless we *know* we can detect duplicates, assume their presence - hasDuplicate = !support.detectDuplicates; - sortInput = !support.sortStable && results.slice( 0 ); - results.sort( sortOrder ); - - if ( hasDuplicate ) { - while ( (elem = results[i++]) ) { - if ( elem === results[ i ] ) { - j = duplicates.push( i ); - } - } - while ( j-- ) { - results.splice( duplicates[ j ], 1 ); - } - } - - // Clear input after sorting to release objects - // See https://github.com/jquery/sizzle/pull/225 - sortInput = null; - - return results; -}; - -/** - * Utility function for retrieving the text value of an array of DOM nodes - * @param {Array|Element} elem - */ -getText = Sizzle.getText = function( elem ) { - var node, - ret = "", - i = 0, - nodeType = elem.nodeType; - - if ( !nodeType ) { - // If no nodeType, this is expected to be an array - while ( (node = elem[i++]) ) { - // Do not traverse comment nodes - ret += getText( node ); - } - } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { - // Use textContent for elements - // innerText usage removed for consistency of new lines (jQuery #11153) - if ( typeof elem.textContent === "string" ) { - return elem.textContent; - } else { - // Traverse its children - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - ret += getText( elem ); - } - } - } else if ( nodeType === 3 || nodeType === 4 ) { - return elem.nodeValue; - } - // Do not include comment or processing instruction nodes - - return ret; -}; - -Expr = Sizzle.selectors = { - - // Can be adjusted by the user - cacheLength: 50, - - createPseudo: markFunction, - - match: matchExpr, - - attrHandle: {}, - - find: {}, - - relative: { - ">": { dir: "parentNode", first: true }, - " ": { dir: "parentNode" }, - "+": { dir: "previousSibling", first: true }, - "~": { dir: "previousSibling" } - }, - - preFilter: { - "ATTR": function( match ) { - match[1] = match[1].replace( runescape, funescape ); - - // Move the given value to match[3] whether quoted or unquoted - match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); - - if ( match[2] === "~=" ) { - match[3] = " " + match[3] + " "; - } - - return match.slice( 0, 4 ); - }, - - "CHILD": function( match ) { - /* matches from matchExpr["CHILD"] - 1 type (only|nth|...) - 2 what (child|of-type) - 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) - 4 xn-component of xn+y argument ([+-]?\d*n|) - 5 sign of xn-component - 6 x of xn-component - 7 sign of y-component - 8 y of y-component - */ - match[1] = match[1].toLowerCase(); - - if ( match[1].slice( 0, 3 ) === "nth" ) { - // nth-* requires argument - if ( !match[3] ) { - Sizzle.error( match[0] ); - } - - // numeric x and y parameters for Expr.filter.CHILD - // remember that false/true cast respectively to 0/1 - match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); - match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); - - // other types prohibit arguments - } else if ( match[3] ) { - Sizzle.error( match[0] ); - } - - return match; - }, - - "PSEUDO": function( match ) { - var excess, - unquoted = !match[6] && match[2]; - - if ( matchExpr["CHILD"].test( match[0] ) ) { - return null; - } - - // Accept quoted arguments as-is - if ( match[3] ) { - match[2] = match[4] || match[5] || ""; - - // Strip excess characters from unquoted arguments - } else if ( unquoted && rpseudo.test( unquoted ) && - // Get excess from tokenize (recursively) - (excess = tokenize( unquoted, true )) && - // advance to the next closing parenthesis - (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { - - // excess is a negative index - match[0] = match[0].slice( 0, excess ); - match[2] = unquoted.slice( 0, excess ); - } - - // Return only captures needed by the pseudo filter method (type and argument) - return match.slice( 0, 3 ); - } - }, - - filter: { - - "TAG": function( nodeNameSelector ) { - var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); - return nodeNameSelector === "*" ? - function() { return true; } : - function( elem ) { - return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; - }; - }, - - "CLASS": function( className ) { - var pattern = classCache[ className + " " ]; - - return pattern || - (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && - classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); - }); - }, - - "ATTR": function( name, operator, check ) { - return function( elem ) { - var result = Sizzle.attr( elem, name ); - - if ( result == null ) { - return operator === "!="; - } - if ( !operator ) { - return true; - } - - result += ""; - - return operator === "=" ? result === check : - operator === "!=" ? result !== check : - operator === "^=" ? check && result.indexOf( check ) === 0 : - operator === "*=" ? check && result.indexOf( check ) > -1 : - operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : - operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : - false; - }; - }, - - "CHILD": function( type, what, argument, first, last ) { - var simple = type.slice( 0, 3 ) !== "nth", - forward = type.slice( -4 ) !== "last", - ofType = what === "of-type"; - - return first === 1 && last === 0 ? - - // Shortcut for :nth-*(n) - function( elem ) { - return !!elem.parentNode; - } : - - function( elem, context, xml ) { - var cache, uniqueCache, outerCache, node, nodeIndex, start, - dir = simple !== forward ? "nextSibling" : "previousSibling", - parent = elem.parentNode, - name = ofType && elem.nodeName.toLowerCase(), - useCache = !xml && !ofType, - diff = false; - - if ( parent ) { - - // :(first|last|only)-(child|of-type) - if ( simple ) { - while ( dir ) { - node = elem; - while ( (node = node[ dir ]) ) { - if ( ofType ? - node.nodeName.toLowerCase() === name : - node.nodeType === 1 ) { - - return false; - } - } - // Reverse direction for :only-* (if we haven't yet done so) - start = dir = type === "only" && !start && "nextSibling"; - } - return true; - } - - start = [ forward ? parent.firstChild : parent.lastChild ]; - - // non-xml :nth-child(...) stores cache data on `parent` - if ( forward && useCache ) { - - // Seek `elem` from a previously-cached index - - // ...in a gzip-friendly way - node = parent; - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - cache = uniqueCache[ type ] || []; - nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; - diff = nodeIndex && cache[ 2 ]; - node = nodeIndex && parent.childNodes[ nodeIndex ]; - - while ( (node = ++nodeIndex && node && node[ dir ] || - - // Fallback to seeking `elem` from the start - (diff = nodeIndex = 0) || start.pop()) ) { - - // When found, cache indexes on `parent` and break - if ( node.nodeType === 1 && ++diff && node === elem ) { - uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; - break; - } - } - - } else { - // Use previously-cached element index if available - if ( useCache ) { - // ...in a gzip-friendly way - node = elem; - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - cache = uniqueCache[ type ] || []; - nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; - diff = nodeIndex; - } - - // xml :nth-child(...) - // or :nth-last-child(...) or :nth(-last)?-of-type(...) - if ( diff === false ) { - // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { - - if ( ( ofType ? - node.nodeName.toLowerCase() === name : - node.nodeType === 1 ) && - ++diff ) { - - // Cache the index of each encountered element - if ( useCache ) { - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - uniqueCache[ type ] = [ dirruns, diff ]; - } - - if ( node === elem ) { - break; - } - } - } - } - } - - // Incorporate the offset, then check against cycle size - diff -= last; - return diff === first || ( diff % first === 0 && diff / first >= 0 ); - } - }; - }, - - "PSEUDO": function( pseudo, argument ) { - // pseudo-class names are case-insensitive - // http://www.w3.org/TR/selectors/#pseudo-classes - // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters - // Remember that setFilters inherits from pseudos - var args, - fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || - Sizzle.error( "unsupported pseudo: " + pseudo ); - - // The user may use createPseudo to indicate that - // arguments are needed to create the filter function - // just as Sizzle does - if ( fn[ expando ] ) { - return fn( argument ); - } - - // But maintain support for old signatures - if ( fn.length > 1 ) { - args = [ pseudo, pseudo, "", argument ]; - return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? - markFunction(function( seed, matches ) { - var idx, - matched = fn( seed, argument ), - i = matched.length; - while ( i-- ) { - idx = indexOf( seed, matched[i] ); - seed[ idx ] = !( matches[ idx ] = matched[i] ); - } - }) : - function( elem ) { - return fn( elem, 0, args ); - }; - } - - return fn; - } - }, - - pseudos: { - // Potentially complex pseudos - "not": markFunction(function( selector ) { - // Trim the selector passed to compile - // to avoid treating leading and trailing - // spaces as combinators - var input = [], - results = [], - matcher = compile( selector.replace( rtrim, "$1" ) ); - - return matcher[ expando ] ? - markFunction(function( seed, matches, context, xml ) { - var elem, - unmatched = matcher( seed, null, xml, [] ), - i = seed.length; - - // Match elements unmatched by `matcher` - while ( i-- ) { - if ( (elem = unmatched[i]) ) { - seed[i] = !(matches[i] = elem); - } - } - }) : - function( elem, context, xml ) { - input[0] = elem; - matcher( input, null, xml, results ); - // Don't keep the element (issue #299) - input[0] = null; - return !results.pop(); - }; - }), - - "has": markFunction(function( selector ) { - return function( elem ) { - return Sizzle( selector, elem ).length > 0; - }; - }), - - "contains": markFunction(function( text ) { - text = text.replace( runescape, funescape ); - return function( elem ) { - return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; - }; - }), - - // "Whether an element is represented by a :lang() selector - // is based solely on the element's language value - // being equal to the identifier C, - // or beginning with the identifier C immediately followed by "-". - // The matching of C against the element's language value is performed case-insensitively. - // The identifier C does not have to be a valid language name." - // http://www.w3.org/TR/selectors/#lang-pseudo - "lang": markFunction( function( lang ) { - // lang value must be a valid identifier - if ( !ridentifier.test(lang || "") ) { - Sizzle.error( "unsupported lang: " + lang ); - } - lang = lang.replace( runescape, funescape ).toLowerCase(); - return function( elem ) { - var elemLang; - do { - if ( (elemLang = documentIsHTML ? - elem.lang : - elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { - - elemLang = elemLang.toLowerCase(); - return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; - } - } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); - return false; - }; - }), - - // Miscellaneous - "target": function( elem ) { - var hash = window.location && window.location.hash; - return hash && hash.slice( 1 ) === elem.id; - }, - - "root": function( elem ) { - return elem === docElem; - }, - - "focus": function( elem ) { - return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); - }, - - // Boolean properties - "enabled": function( elem ) { - return elem.disabled === false; - }, - - "disabled": function( elem ) { - return elem.disabled === true; - }, - - "checked": function( elem ) { - // In CSS3, :checked should return both checked and selected elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - var nodeName = elem.nodeName.toLowerCase(); - return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); - }, - - "selected": function( elem ) { - // Accessing this property makes selected-by-default - // options in Safari work properly - if ( elem.parentNode ) { - elem.parentNode.selectedIndex; - } - - return elem.selected === true; - }, - - // Contents - "empty": function( elem ) { - // http://www.w3.org/TR/selectors/#empty-pseudo - // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), - // but not by others (comment: 8; processing instruction: 7; etc.) - // nodeType < 6 works because attributes (2) do not appear as children - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - if ( elem.nodeType < 6 ) { - return false; - } - } - return true; - }, - - "parent": function( elem ) { - return !Expr.pseudos["empty"]( elem ); - }, - - // Element/input types - "header": function( elem ) { - return rheader.test( elem.nodeName ); - }, - - "input": function( elem ) { - return rinputs.test( elem.nodeName ); - }, - - "button": function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === "button" || name === "button"; - }, - - "text": function( elem ) { - var attr; - return elem.nodeName.toLowerCase() === "input" && - elem.type === "text" && - - // Support: IE<8 - // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); - }, - - // Position-in-collection - "first": createPositionalPseudo(function() { - return [ 0 ]; - }), - - "last": createPositionalPseudo(function( matchIndexes, length ) { - return [ length - 1 ]; - }), - - "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { - return [ argument < 0 ? argument + length : argument ]; - }), - - "even": createPositionalPseudo(function( matchIndexes, length ) { - var i = 0; - for ( ; i < length; i += 2 ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), - - "odd": createPositionalPseudo(function( matchIndexes, length ) { - var i = 1; - for ( ; i < length; i += 2 ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), - - "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; - for ( ; --i >= 0; ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), - - "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; - for ( ; ++i < length; ) { - matchIndexes.push( i ); - } - return matchIndexes; - }) - } -}; - -Expr.pseudos["nth"] = Expr.pseudos["eq"]; - -// Add button/input type pseudos -for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { - Expr.pseudos[ i ] = createInputPseudo( i ); -} -for ( i in { submit: true, reset: true } ) { - Expr.pseudos[ i ] = createButtonPseudo( i ); -} - -// Easy API for creating new setFilters -function setFilters() {} -setFilters.prototype = Expr.filters = Expr.pseudos; -Expr.setFilters = new setFilters(); - -tokenize = Sizzle.tokenize = function( selector, parseOnly ) { - var matched, match, tokens, type, - soFar, groups, preFilters, - cached = tokenCache[ selector + " " ]; - - if ( cached ) { - return parseOnly ? 0 : cached.slice( 0 ); - } - - soFar = selector; - groups = []; - preFilters = Expr.preFilter; - - while ( soFar ) { - - // Comma and first run - if ( !matched || (match = rcomma.exec( soFar )) ) { - if ( match ) { - // Don't consume trailing commas as valid - soFar = soFar.slice( match[0].length ) || soFar; - } - groups.push( (tokens = []) ); - } - - matched = false; - - // Combinators - if ( (match = rcombinators.exec( soFar )) ) { - matched = match.shift(); - tokens.push({ - value: matched, - // Cast descendant combinators to space - type: match[0].replace( rtrim, " " ) - }); - soFar = soFar.slice( matched.length ); - } - - // Filters - for ( type in Expr.filter ) { - if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || - (match = preFilters[ type ]( match ))) ) { - matched = match.shift(); - tokens.push({ - value: matched, - type: type, - matches: match - }); - soFar = soFar.slice( matched.length ); - } - } - - if ( !matched ) { - break; - } - } - - // Return the length of the invalid excess - // if we're just parsing - // Otherwise, throw an error or return tokens - return parseOnly ? - soFar.length : - soFar ? - Sizzle.error( selector ) : - // Cache the tokens - tokenCache( selector, groups ).slice( 0 ); -}; - -function toSelector( tokens ) { - var i = 0, - len = tokens.length, - selector = ""; - for ( ; i < len; i++ ) { - selector += tokens[i].value; - } - return selector; -} - -function addCombinator( matcher, combinator, base ) { - var dir = combinator.dir, - checkNonElements = base && dir === "parentNode", - doneName = done++; - - return combinator.first ? - // Check against closest ancestor/preceding element - function( elem, context, xml ) { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - return matcher( elem, context, xml ); - } - } - } : - - // Check against all ancestor/preceding elements - function( elem, context, xml ) { - var oldCache, uniqueCache, outerCache, - newCache = [ dirruns, doneName ]; - - // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching - if ( xml ) { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - if ( matcher( elem, context, xml ) ) { - return true; - } - } - } - } else { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - outerCache = elem[ expando ] || (elem[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); - - if ( (oldCache = uniqueCache[ dir ]) && - oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { - - // Assign to newCache so results back-propagate to previous elements - return (newCache[ 2 ] = oldCache[ 2 ]); - } else { - // Reuse newcache so results back-propagate to previous elements - uniqueCache[ dir ] = newCache; - - // A match means we're done; a fail means we have to keep checking - if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { - return true; - } - } - } - } - } - }; -} - -function elementMatcher( matchers ) { - return matchers.length > 1 ? - function( elem, context, xml ) { - var i = matchers.length; - while ( i-- ) { - if ( !matchers[i]( elem, context, xml ) ) { - return false; - } - } - return true; - } : - matchers[0]; -} - -function multipleContexts( selector, contexts, results ) { - var i = 0, - len = contexts.length; - for ( ; i < len; i++ ) { - Sizzle( selector, contexts[i], results ); - } - return results; -} - -function condense( unmatched, map, filter, context, xml ) { - var elem, - newUnmatched = [], - i = 0, - len = unmatched.length, - mapped = map != null; - - for ( ; i < len; i++ ) { - if ( (elem = unmatched[i]) ) { - if ( !filter || filter( elem, context, xml ) ) { - newUnmatched.push( elem ); - if ( mapped ) { - map.push( i ); - } - } - } - } - - return newUnmatched; -} - -function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { - if ( postFilter && !postFilter[ expando ] ) { - postFilter = setMatcher( postFilter ); - } - if ( postFinder && !postFinder[ expando ] ) { - postFinder = setMatcher( postFinder, postSelector ); - } - return markFunction(function( seed, results, context, xml ) { - var temp, i, elem, - preMap = [], - postMap = [], - preexisting = results.length, - - // Get initial elements from seed or context - elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), - - // Prefilter to get matcher input, preserving a map for seed-results synchronization - matcherIn = preFilter && ( seed || !selector ) ? - condense( elems, preMap, preFilter, context, xml ) : - elems, - - matcherOut = matcher ? - // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, - postFinder || ( seed ? preFilter : preexisting || postFilter ) ? - - // ...intermediate processing is necessary - [] : - - // ...otherwise use results directly - results : - matcherIn; - - // Find primary matches - if ( matcher ) { - matcher( matcherIn, matcherOut, context, xml ); - } - - // Apply postFilter - if ( postFilter ) { - temp = condense( matcherOut, postMap ); - postFilter( temp, [], context, xml ); - - // Un-match failing elements by moving them back to matcherIn - i = temp.length; - while ( i-- ) { - if ( (elem = temp[i]) ) { - matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); - } - } - } - - if ( seed ) { - if ( postFinder || preFilter ) { - if ( postFinder ) { - // Get the final matcherOut by condensing this intermediate into postFinder contexts - temp = []; - i = matcherOut.length; - while ( i-- ) { - if ( (elem = matcherOut[i]) ) { - // Restore matcherIn since elem is not yet a final match - temp.push( (matcherIn[i] = elem) ); - } - } - postFinder( null, (matcherOut = []), temp, xml ); - } - - // Move matched elements from seed to results to keep them synchronized - i = matcherOut.length; - while ( i-- ) { - if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { - - seed[temp] = !(results[temp] = elem); - } - } - } - - // Add elements to results, through postFinder if defined - } else { - matcherOut = condense( - matcherOut === results ? - matcherOut.splice( preexisting, matcherOut.length ) : - matcherOut - ); - if ( postFinder ) { - postFinder( null, results, matcherOut, xml ); - } else { - push.apply( results, matcherOut ); - } - } - }); -} - -function matcherFromTokens( tokens ) { - var checkContext, matcher, j, - len = tokens.length, - leadingRelative = Expr.relative[ tokens[0].type ], - implicitRelative = leadingRelative || Expr.relative[" "], - i = leadingRelative ? 1 : 0, - - // The foundational matcher ensures that elements are reachable from top-level context(s) - matchContext = addCombinator( function( elem ) { - return elem === checkContext; - }, implicitRelative, true ), - matchAnyContext = addCombinator( function( elem ) { - return indexOf( checkContext, elem ) > -1; - }, implicitRelative, true ), - matchers = [ function( elem, context, xml ) { - var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( - (checkContext = context).nodeType ? - matchContext( elem, context, xml ) : - matchAnyContext( elem, context, xml ) ); - // Avoid hanging onto element (issue #299) - checkContext = null; - return ret; - } ]; - - for ( ; i < len; i++ ) { - if ( (matcher = Expr.relative[ tokens[i].type ]) ) { - matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; - } else { - matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); - - // Return special upon seeing a positional matcher - if ( matcher[ expando ] ) { - // Find the next relative operator (if any) for proper handling - j = ++i; - for ( ; j < len; j++ ) { - if ( Expr.relative[ tokens[j].type ] ) { - break; - } - } - return setMatcher( - i > 1 && elementMatcher( matchers ), - i > 1 && toSelector( - // If the preceding token was a descendant combinator, insert an implicit any-element `*` - tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) - ).replace( rtrim, "$1" ), - matcher, - i < j && matcherFromTokens( tokens.slice( i, j ) ), - j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), - j < len && toSelector( tokens ) - ); - } - matchers.push( matcher ); - } - } - - return elementMatcher( matchers ); -} - -function matcherFromGroupMatchers( elementMatchers, setMatchers ) { - var bySet = setMatchers.length > 0, - byElement = elementMatchers.length > 0, - superMatcher = function( seed, context, xml, results, outermost ) { - var elem, j, matcher, - matchedCount = 0, - i = "0", - unmatched = seed && [], - setMatched = [], - contextBackup = outermostContext, - // We must always have either seed elements or outermost context - elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), - // Use integer dirruns iff this is the outermost matcher - dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), - len = elems.length; - - if ( outermost ) { - outermostContext = context === document || context || outermost; - } - - // Add elements passing elementMatchers directly to results - // Support: IE<9, Safari - // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id - for ( ; i !== len && (elem = elems[i]) != null; i++ ) { - if ( byElement && elem ) { - j = 0; - if ( !context && elem.ownerDocument !== document ) { - setDocument( elem ); - xml = !documentIsHTML; - } - while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context || document, xml) ) { - results.push( elem ); - break; - } - } - if ( outermost ) { - dirruns = dirrunsUnique; - } - } - - // Track unmatched elements for set filters - if ( bySet ) { - // They will have gone through all possible matchers - if ( (elem = !matcher && elem) ) { - matchedCount--; - } - - // Lengthen the array for every element, matched or not - if ( seed ) { - unmatched.push( elem ); - } - } - } - - // `i` is now the count of elements visited above, and adding it to `matchedCount` - // makes the latter nonnegative. - matchedCount += i; - - // Apply set filters to unmatched elements - // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` - // equals `i`), unless we didn't visit _any_ elements in the above loop because we have - // no element matchers and no seed. - // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that - // case, which will result in a "00" `matchedCount` that differs from `i` but is also - // numerically zero. - if ( bySet && i !== matchedCount ) { - j = 0; - while ( (matcher = setMatchers[j++]) ) { - matcher( unmatched, setMatched, context, xml ); - } - - if ( seed ) { - // Reintegrate element matches to eliminate the need for sorting - if ( matchedCount > 0 ) { - while ( i-- ) { - if ( !(unmatched[i] || setMatched[i]) ) { - setMatched[i] = pop.call( results ); - } - } - } - - // Discard index placeholder values to get only actual matches - setMatched = condense( setMatched ); - } - - // Add matches to results - push.apply( results, setMatched ); - - // Seedless set matches succeeding multiple successful matchers stipulate sorting - if ( outermost && !seed && setMatched.length > 0 && - ( matchedCount + setMatchers.length ) > 1 ) { - - Sizzle.uniqueSort( results ); - } - } - - // Override manipulation of globals by nested matchers - if ( outermost ) { - dirruns = dirrunsUnique; - outermostContext = contextBackup; - } - - return unmatched; - }; - - return bySet ? - markFunction( superMatcher ) : - superMatcher; -} - -compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { - var i, - setMatchers = [], - elementMatchers = [], - cached = compilerCache[ selector + " " ]; - - if ( !cached ) { - // Generate a function of recursive functions that can be used to check each element - if ( !match ) { - match = tokenize( selector ); - } - i = match.length; - while ( i-- ) { - cached = matcherFromTokens( match[i] ); - if ( cached[ expando ] ) { - setMatchers.push( cached ); - } else { - elementMatchers.push( cached ); - } - } - - // Cache the compiled function - cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); - - // Save selector and tokenization - cached.selector = selector; - } - return cached; -}; - -/** - * A low-level selection function that works with Sizzle's compiled - * selector functions - * @param {String|Function} selector A selector or a pre-compiled - * selector function built with Sizzle.compile - * @param {Element} context - * @param {Array} [results] - * @param {Array} [seed] A set of elements to match against - */ -select = Sizzle.select = function( selector, context, results, seed ) { - var i, tokens, token, type, find, - compiled = typeof selector === "function" && selector, - match = !seed && tokenize( (selector = compiled.selector || selector) ); - - results = results || []; - - // Try to minimize operations if there is only one selector in the list and no seed - // (the latter of which guarantees us context) - if ( match.length === 1 ) { - - // Reduce context if the leading compound selector is an ID - tokens = match[0] = match[0].slice( 0 ); - if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && - support.getById && context.nodeType === 9 && documentIsHTML && - Expr.relative[ tokens[1].type ] ) { - - context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; - if ( !context ) { - return results; - - // Precompiled matchers will still verify ancestry, so step up a level - } else if ( compiled ) { - context = context.parentNode; - } - - selector = selector.slice( tokens.shift().value.length ); - } - - // Fetch a seed set for right-to-left matching - i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; - while ( i-- ) { - token = tokens[i]; - - // Abort if we hit a combinator - if ( Expr.relative[ (type = token.type) ] ) { - break; - } - if ( (find = Expr.find[ type ]) ) { - // Search, expanding context for leading sibling combinators - if ( (seed = find( - token.matches[0].replace( runescape, funescape ), - rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context - )) ) { - - // If seed is empty or no tokens remain, we can return early - tokens.splice( i, 1 ); - selector = seed.length && toSelector( tokens ); - if ( !selector ) { - push.apply( results, seed ); - return results; - } - - break; - } - } - } - } - - // Compile and execute a filtering function if one is not provided - // Provide `match` to avoid retokenization if we modified the selector above - ( compiled || compile( selector, match ) )( - seed, - context, - !documentIsHTML, - results, - !context || rsibling.test( selector ) && testContext( context.parentNode ) || context - ); - return results; -}; - -// One-time assignments - -// Sort stability -support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; - -// Support: Chrome 14-35+ -// Always assume duplicates if they aren't passed to the comparison function -support.detectDuplicates = !!hasDuplicate; - -// Initialize against the default document -setDocument(); - -// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) -// Detached nodes confoundingly follow *each other* -support.sortDetached = assert(function( div1 ) { - // Should return 1, but returns 4 (following) - return div1.compareDocumentPosition( document.createElement("div") ) & 1; -}); - -// Support: IE<8 -// Prevent attribute/property "interpolation" -// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx -if ( !assert(function( div ) { - div.innerHTML = ""; - return div.firstChild.getAttribute("href") === "#" ; -}) ) { - addHandle( "type|href|height|width", function( elem, name, isXML ) { - if ( !isXML ) { - return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); - } - }); -} - -// Support: IE<9 -// Use defaultValue in place of getAttribute("value") -if ( !support.attributes || !assert(function( div ) { - div.innerHTML = ""; - div.firstChild.setAttribute( "value", "" ); - return div.firstChild.getAttribute( "value" ) === ""; -}) ) { - addHandle( "value", function( elem, name, isXML ) { - if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { - return elem.defaultValue; - } - }); -} - -// Support: IE<9 -// Use getAttributeNode to fetch booleans when getAttribute lies -if ( !assert(function( div ) { - return div.getAttribute("disabled") == null; -}) ) { - addHandle( booleans, function( elem, name, isXML ) { - var val; - if ( !isXML ) { - return elem[ name ] === true ? name.toLowerCase() : - (val = elem.getAttributeNode( name )) && val.specified ? - val.value : - null; - } - }); -} - -return Sizzle; - -})( window ); - - - -jQuery.find = Sizzle; -jQuery.expr = Sizzle.selectors; -jQuery.expr[ ":" ] = jQuery.expr.pseudos; -jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; -jQuery.text = Sizzle.getText; -jQuery.isXMLDoc = Sizzle.isXML; -jQuery.contains = Sizzle.contains; - - - -var dir = function( elem, dir, until ) { - var matched = [], - truncate = until !== undefined; - - while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { - if ( elem.nodeType === 1 ) { - if ( truncate && jQuery( elem ).is( until ) ) { - break; - } - matched.push( elem ); - } - } - return matched; -}; - - -var siblings = function( n, elem ) { - var matched = []; - - for ( ; n; n = n.nextSibling ) { - if ( n.nodeType === 1 && n !== elem ) { - matched.push( n ); - } - } - - return matched; -}; - - -var rneedsContext = jQuery.expr.match.needsContext; - -var rsingleTag = ( /^<([\w-]+)\s*\/?>(?:<\/\1>|)$/ ); - - - -var risSimple = /^.[^:#\[\.,]*$/; - -// Implement the identical functionality for filter and not -function winnow( elements, qualifier, not ) { - if ( jQuery.isFunction( qualifier ) ) { - return jQuery.grep( elements, function( elem, i ) { - /* jshint -W018 */ - return !!qualifier.call( elem, i, elem ) !== not; - } ); - - } - - if ( qualifier.nodeType ) { - return jQuery.grep( elements, function( elem ) { - return ( elem === qualifier ) !== not; - } ); - - } - - if ( typeof qualifier === "string" ) { - if ( risSimple.test( qualifier ) ) { - return jQuery.filter( qualifier, elements, not ); - } - - qualifier = jQuery.filter( qualifier, elements ); - } - - return jQuery.grep( elements, function( elem ) { - return ( indexOf.call( qualifier, elem ) > -1 ) !== not; - } ); -} - -jQuery.filter = function( expr, elems, not ) { - var elem = elems[ 0 ]; - - if ( not ) { - expr = ":not(" + expr + ")"; - } - - return elems.length === 1 && elem.nodeType === 1 ? - jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : - jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { - return elem.nodeType === 1; - } ) ); -}; - -jQuery.fn.extend( { - find: function( selector ) { - var i, - len = this.length, - ret = [], - self = this; - - if ( typeof selector !== "string" ) { - return this.pushStack( jQuery( selector ).filter( function() { - for ( i = 0; i < len; i++ ) { - if ( jQuery.contains( self[ i ], this ) ) { - return true; - } - } - } ) ); - } - - for ( i = 0; i < len; i++ ) { - jQuery.find( selector, self[ i ], ret ); - } - - // Needed because $( selector, context ) becomes $( context ).find( selector ) - ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); - ret.selector = this.selector ? this.selector + " " + selector : selector; - return ret; - }, - filter: function( selector ) { - return this.pushStack( winnow( this, selector || [], false ) ); - }, - not: function( selector ) { - return this.pushStack( winnow( this, selector || [], true ) ); - }, - is: function( selector ) { - return !!winnow( - this, - - // If this is a positional/relative selector, check membership in the returned set - // so $("p:first").is("p:last") won't return true for a doc with two "p". - typeof selector === "string" && rneedsContext.test( selector ) ? - jQuery( selector ) : - selector || [], - false - ).length; - } -} ); - - -// Initialize a jQuery object - - -// A central reference to the root jQuery(document) -var rootjQuery, - - // A simple way to check for HTML strings - // Prioritize #id over to avoid XSS via location.hash (#9521) - // Strict HTML recognition (#11290: must start with <) - rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, - - init = jQuery.fn.init = function( selector, context, root ) { - var match, elem; - - // HANDLE: $(""), $(null), $(undefined), $(false) - if ( !selector ) { - return this; - } - - // Method init() accepts an alternate rootjQuery - // so migrate can support jQuery.sub (gh-2101) - root = root || rootjQuery; - - // Handle HTML strings - if ( typeof selector === "string" ) { - if ( selector[ 0 ] === "<" && - selector[ selector.length - 1 ] === ">" && - selector.length >= 3 ) { - - // Assume that strings that start and end with <> are HTML and skip the regex check - match = [ null, selector, null ]; - - } else { - match = rquickExpr.exec( selector ); - } - - // Match html or make sure no context is specified for #id - if ( match && ( match[ 1 ] || !context ) ) { - - // HANDLE: $(html) -> $(array) - if ( match[ 1 ] ) { - context = context instanceof jQuery ? context[ 0 ] : context; - - // Option to run scripts is true for back-compat - // Intentionally let the error be thrown if parseHTML is not present - jQuery.merge( this, jQuery.parseHTML( - match[ 1 ], - context && context.nodeType ? context.ownerDocument || context : document, - true - ) ); - - // HANDLE: $(html, props) - if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { - for ( match in context ) { - - // Properties of context are called as methods if possible - if ( jQuery.isFunction( this[ match ] ) ) { - this[ match ]( context[ match ] ); - - // ...and otherwise set as attributes - } else { - this.attr( match, context[ match ] ); - } - } - } - - return this; - - // HANDLE: $(#id) - } else { - elem = document.getElementById( match[ 2 ] ); - - // Support: Blackberry 4.6 - // gEBID returns nodes no longer in the document (#6963) - if ( elem && elem.parentNode ) { - - // Inject the element directly into the jQuery object - this.length = 1; - this[ 0 ] = elem; - } - - this.context = document; - this.selector = selector; - return this; - } - - // HANDLE: $(expr, $(...)) - } else if ( !context || context.jquery ) { - return ( context || root ).find( selector ); - - // HANDLE: $(expr, context) - // (which is just equivalent to: $(context).find(expr) - } else { - return this.constructor( context ).find( selector ); - } - - // HANDLE: $(DOMElement) - } else if ( selector.nodeType ) { - this.context = this[ 0 ] = selector; - this.length = 1; - return this; - - // HANDLE: $(function) - // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { - return root.ready !== undefined ? - root.ready( selector ) : - - // Execute immediately if ready is not present - selector( jQuery ); - } - - if ( selector.selector !== undefined ) { - this.selector = selector.selector; - this.context = selector.context; - } - - return jQuery.makeArray( selector, this ); - }; - -// Give the init function the jQuery prototype for later instantiation -init.prototype = jQuery.fn; - -// Initialize central reference -rootjQuery = jQuery( document ); - - -var rparentsprev = /^(?:parents|prev(?:Until|All))/, - - // Methods guaranteed to produce a unique set when starting from a unique set - guaranteedUnique = { - children: true, - contents: true, - next: true, - prev: true - }; - -jQuery.fn.extend( { - has: function( target ) { - var targets = jQuery( target, this ), - l = targets.length; - - return this.filter( function() { - var i = 0; - for ( ; i < l; i++ ) { - if ( jQuery.contains( this, targets[ i ] ) ) { - return true; - } - } - } ); - }, - - closest: function( selectors, context ) { - var cur, - i = 0, - l = this.length, - matched = [], - pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? - jQuery( selectors, context || this.context ) : - 0; - - for ( ; i < l; i++ ) { - for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { - - // Always skip document fragments - if ( cur.nodeType < 11 && ( pos ? - pos.index( cur ) > -1 : - - // Don't pass non-elements to Sizzle - cur.nodeType === 1 && - jQuery.find.matchesSelector( cur, selectors ) ) ) { - - matched.push( cur ); - break; - } - } - } - - return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); - }, - - // Determine the position of an element within the set - index: function( elem ) { - - // No argument, return index in parent - if ( !elem ) { - return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; - } - - // Index in selector - if ( typeof elem === "string" ) { - return indexOf.call( jQuery( elem ), this[ 0 ] ); - } - - // Locate the position of the desired element - return indexOf.call( this, - - // If it receives a jQuery object, the first element is used - elem.jquery ? elem[ 0 ] : elem - ); - }, - - add: function( selector, context ) { - return this.pushStack( - jQuery.uniqueSort( - jQuery.merge( this.get(), jQuery( selector, context ) ) - ) - ); - }, - - addBack: function( selector ) { - return this.add( selector == null ? - this.prevObject : this.prevObject.filter( selector ) - ); - } -} ); - -function sibling( cur, dir ) { - while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} - return cur; -} - -jQuery.each( { - parent: function( elem ) { - var parent = elem.parentNode; - return parent && parent.nodeType !== 11 ? parent : null; - }, - parents: function( elem ) { - return dir( elem, "parentNode" ); - }, - parentsUntil: function( elem, i, until ) { - return dir( elem, "parentNode", until ); - }, - next: function( elem ) { - return sibling( elem, "nextSibling" ); - }, - prev: function( elem ) { - return sibling( elem, "previousSibling" ); - }, - nextAll: function( elem ) { - return dir( elem, "nextSibling" ); - }, - prevAll: function( elem ) { - return dir( elem, "previousSibling" ); - }, - nextUntil: function( elem, i, until ) { - return dir( elem, "nextSibling", until ); - }, - prevUntil: function( elem, i, until ) { - return dir( elem, "previousSibling", until ); - }, - siblings: function( elem ) { - return siblings( ( elem.parentNode || {} ).firstChild, elem ); - }, - children: function( elem ) { - return siblings( elem.firstChild ); - }, - contents: function( elem ) { - return elem.contentDocument || jQuery.merge( [], elem.childNodes ); - } -}, function( name, fn ) { - jQuery.fn[ name ] = function( until, selector ) { - var matched = jQuery.map( this, fn, until ); - - if ( name.slice( -5 ) !== "Until" ) { - selector = until; - } - - if ( selector && typeof selector === "string" ) { - matched = jQuery.filter( selector, matched ); - } - - if ( this.length > 1 ) { - - // Remove duplicates - if ( !guaranteedUnique[ name ] ) { - jQuery.uniqueSort( matched ); - } - - // Reverse order for parents* and prev-derivatives - if ( rparentsprev.test( name ) ) { - matched.reverse(); - } - } - - return this.pushStack( matched ); - }; -} ); -var rnotwhite = ( /\S+/g ); - - - -// Convert String-formatted options into Object-formatted ones -function createOptions( options ) { - var object = {}; - jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { - object[ flag ] = true; - } ); - return object; -} - -/* - * Create a callback list using the following parameters: - * - * options: an optional list of space-separated options that will change how - * the callback list behaves or a more traditional option object - * - * By default a callback list will act like an event callback list and can be - * "fired" multiple times. - * - * Possible options: - * - * once: will ensure the callback list can only be fired once (like a Deferred) - * - * memory: will keep track of previous values and will call any callback added - * after the list has been fired right away with the latest "memorized" - * values (like a Deferred) - * - * unique: will ensure a callback can only be added once (no duplicate in the list) - * - * stopOnFalse: interrupt callings when a callback returns false - * - */ -jQuery.Callbacks = function( options ) { - - // Convert options from String-formatted to Object-formatted if needed - // (we check in cache first) - options = typeof options === "string" ? - createOptions( options ) : - jQuery.extend( {}, options ); - - var // Flag to know if list is currently firing - firing, - - // Last fire value for non-forgettable lists - memory, - - // Flag to know if list was already fired - fired, - - // Flag to prevent firing - locked, - - // Actual callback list - list = [], - - // Queue of execution data for repeatable lists - queue = [], - - // Index of currently firing callback (modified by add/remove as needed) - firingIndex = -1, - - // Fire callbacks - fire = function() { - - // Enforce single-firing - locked = options.once; - - // Execute callbacks for all pending executions, - // respecting firingIndex overrides and runtime changes - fired = firing = true; - for ( ; queue.length; firingIndex = -1 ) { - memory = queue.shift(); - while ( ++firingIndex < list.length ) { - - // Run callback and check for early termination - if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && - options.stopOnFalse ) { - - // Jump to end and forget the data so .add doesn't re-fire - firingIndex = list.length; - memory = false; - } - } - } - - // Forget the data if we're done with it - if ( !options.memory ) { - memory = false; - } - - firing = false; - - // Clean up if we're done firing for good - if ( locked ) { - - // Keep an empty list if we have data for future add calls - if ( memory ) { - list = []; - - // Otherwise, this object is spent - } else { - list = ""; - } - } - }, - - // Actual Callbacks object - self = { - - // Add a callback or a collection of callbacks to the list - add: function() { - if ( list ) { - - // If we have memory from a past run, we should fire after adding - if ( memory && !firing ) { - firingIndex = list.length - 1; - queue.push( memory ); - } - - ( function add( args ) { - jQuery.each( args, function( _, arg ) { - if ( jQuery.isFunction( arg ) ) { - if ( !options.unique || !self.has( arg ) ) { - list.push( arg ); - } - } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) { - - // Inspect recursively - add( arg ); - } - } ); - } )( arguments ); - - if ( memory && !firing ) { - fire(); - } - } - return this; - }, - - // Remove a callback from the list - remove: function() { - jQuery.each( arguments, function( _, arg ) { - var index; - while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { - list.splice( index, 1 ); - - // Handle firing indexes - if ( index <= firingIndex ) { - firingIndex--; - } - } - } ); - return this; - }, - - // Check if a given callback is in the list. - // If no argument is given, return whether or not list has callbacks attached. - has: function( fn ) { - return fn ? - jQuery.inArray( fn, list ) > -1 : - list.length > 0; - }, - - // Remove all callbacks from the list - empty: function() { - if ( list ) { - list = []; - } - return this; - }, - - // Disable .fire and .add - // Abort any current/pending executions - // Clear all callbacks and values - disable: function() { - locked = queue = []; - list = memory = ""; - return this; - }, - disabled: function() { - return !list; - }, - - // Disable .fire - // Also disable .add unless we have memory (since it would have no effect) - // Abort any pending executions - lock: function() { - locked = queue = []; - if ( !memory ) { - list = memory = ""; - } - return this; - }, - locked: function() { - return !!locked; - }, - - // Call all callbacks with the given context and arguments - fireWith: function( context, args ) { - if ( !locked ) { - args = args || []; - args = [ context, args.slice ? args.slice() : args ]; - queue.push( args ); - if ( !firing ) { - fire(); - } - } - return this; - }, - - // Call all the callbacks with the given arguments - fire: function() { - self.fireWith( this, arguments ); - return this; - }, - - // To know if the callbacks have already been called at least once - fired: function() { - return !!fired; - } - }; - - return self; -}; - - -jQuery.extend( { - - Deferred: function( func ) { - var tuples = [ - - // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ], - [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ], - [ "notify", "progress", jQuery.Callbacks( "memory" ) ] - ], - state = "pending", - promise = { - state: function() { - return state; - }, - always: function() { - deferred.done( arguments ).fail( arguments ); - return this; - }, - then: function( /* fnDone, fnFail, fnProgress */ ) { - var fns = arguments; - return jQuery.Deferred( function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { - var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; - - // deferred[ done | fail | progress ] for forwarding actions to newDefer - deferred[ tuple[ 1 ] ]( function() { - var returned = fn && fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { - returned.promise() - .progress( newDefer.notify ) - .done( newDefer.resolve ) - .fail( newDefer.reject ); - } else { - newDefer[ tuple[ 0 ] + "With" ]( - this === promise ? newDefer.promise() : this, - fn ? [ returned ] : arguments - ); - } - } ); - } ); - fns = null; - } ).promise(); - }, - - // Get a promise for this deferred - // If obj is provided, the promise aspect is added to the object - promise: function( obj ) { - return obj != null ? jQuery.extend( obj, promise ) : promise; - } - }, - deferred = {}; - - // Keep pipe for back-compat - promise.pipe = promise.then; - - // Add list-specific methods - jQuery.each( tuples, function( i, tuple ) { - var list = tuple[ 2 ], - stateString = tuple[ 3 ]; - - // promise[ done | fail | progress ] = list.add - promise[ tuple[ 1 ] ] = list.add; - - // Handle state - if ( stateString ) { - list.add( function() { - - // state = [ resolved | rejected ] - state = stateString; - - // [ reject_list | resolve_list ].disable; progress_list.lock - }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); - } - - // deferred[ resolve | reject | notify ] - deferred[ tuple[ 0 ] ] = function() { - deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments ); - return this; - }; - deferred[ tuple[ 0 ] + "With" ] = list.fireWith; - } ); - - // Make the deferred a promise - promise.promise( deferred ); - - // Call given func if any - if ( func ) { - func.call( deferred, deferred ); - } - - // All done! - return deferred; - }, - - // Deferred helper - when: function( subordinate /* , ..., subordinateN */ ) { - var i = 0, - resolveValues = slice.call( arguments ), - length = resolveValues.length, - - // the count of uncompleted subordinates - remaining = length !== 1 || - ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, - - // the master Deferred. - // If resolveValues consist of only a single Deferred, just use that. - deferred = remaining === 1 ? subordinate : jQuery.Deferred(), - - // Update function for both resolve and progress values - updateFunc = function( i, contexts, values ) { - return function( value ) { - contexts[ i ] = this; - values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; - if ( values === progressValues ) { - deferred.notifyWith( contexts, values ); - } else if ( !( --remaining ) ) { - deferred.resolveWith( contexts, values ); - } - }; - }, - - progressValues, progressContexts, resolveContexts; - - // Add listeners to Deferred subordinates; treat others as resolved - if ( length > 1 ) { - progressValues = new Array( length ); - progressContexts = new Array( length ); - resolveContexts = new Array( length ); - for ( ; i < length; i++ ) { - if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { - resolveValues[ i ].promise() - .progress( updateFunc( i, progressContexts, progressValues ) ) - .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ); - } else { - --remaining; - } - } - } - - // If we're not waiting on anything, resolve the master - if ( !remaining ) { - deferred.resolveWith( resolveContexts, resolveValues ); - } - - return deferred.promise(); - } -} ); - - -// The deferred used on DOM ready -var readyList; - -jQuery.fn.ready = function( fn ) { - - // Add the callback - jQuery.ready.promise().done( fn ); - - return this; -}; - -jQuery.extend( { - - // Is the DOM ready to be used? Set to true once it occurs. - isReady: false, - - // A counter to track how many items to wait for before - // the ready event fires. See #6781 - readyWait: 1, - - // Hold (or release) the ready event - holdReady: function( hold ) { - if ( hold ) { - jQuery.readyWait++; - } else { - jQuery.ready( true ); - } - }, - - // Handle when the DOM is ready - ready: function( wait ) { - - // Abort if there are pending holds or we're already ready - if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { - return; - } - - // Remember that the DOM is ready - jQuery.isReady = true; - - // If a normal DOM Ready event fired, decrement, and wait if need be - if ( wait !== true && --jQuery.readyWait > 0 ) { - return; - } - - // If there are functions bound, to execute - readyList.resolveWith( document, [ jQuery ] ); - - // Trigger any bound ready events - if ( jQuery.fn.triggerHandler ) { - jQuery( document ).triggerHandler( "ready" ); - jQuery( document ).off( "ready" ); - } - } -} ); - -/** - * The ready event handler and self cleanup method - */ -function completed() { - document.removeEventListener( "DOMContentLoaded", completed ); - window.removeEventListener( "load", completed ); - jQuery.ready(); -} - -jQuery.ready.promise = function( obj ) { - if ( !readyList ) { - - readyList = jQuery.Deferred(); - - // Catch cases where $(document).ready() is called - // after the browser event has already occurred. - // Support: IE9-10 only - // Older IE sometimes signals "interactive" too soon - if ( document.readyState === "complete" || - ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { - - // Handle it asynchronously to allow scripts the opportunity to delay ready - window.setTimeout( jQuery.ready ); - - } else { - - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", completed ); - } - } - return readyList.promise( obj ); -}; - -// Kick off the DOM ready check even if the user does not -jQuery.ready.promise(); - - - - -// Multifunctional method to get and set values of a collection -// The value/s can optionally be executed if it's a function -var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { - var i = 0, - len = elems.length, - bulk = key == null; - - // Sets many values - if ( jQuery.type( key ) === "object" ) { - chainable = true; - for ( i in key ) { - access( elems, fn, i, key[ i ], true, emptyGet, raw ); - } - - // Sets one value - } else if ( value !== undefined ) { - chainable = true; - - if ( !jQuery.isFunction( value ) ) { - raw = true; - } - - if ( bulk ) { - - // Bulk operations run against the entire set - if ( raw ) { - fn.call( elems, value ); - fn = null; - - // ...except when executing function values - } else { - bulk = fn; - fn = function( elem, key, value ) { - return bulk.call( jQuery( elem ), value ); - }; - } - } - - if ( fn ) { - for ( ; i < len; i++ ) { - fn( - elems[ i ], key, raw ? - value : - value.call( elems[ i ], i, fn( elems[ i ], key ) ) - ); - } - } - } - - return chainable ? - elems : - - // Gets - bulk ? - fn.call( elems ) : - len ? fn( elems[ 0 ], key ) : emptyGet; -}; -var acceptData = function( owner ) { - - // Accepts only: - // - Node - // - Node.ELEMENT_NODE - // - Node.DOCUMENT_NODE - // - Object - // - Any - /* jshint -W018 */ - return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); -}; - - - - -function Data() { - this.expando = jQuery.expando + Data.uid++; -} - -Data.uid = 1; - -Data.prototype = { - - register: function( owner, initial ) { - var value = initial || {}; - - // If it is a node unlikely to be stringify-ed or looped over - // use plain assignment - if ( owner.nodeType ) { - owner[ this.expando ] = value; - - // Otherwise secure it in a non-enumerable, non-writable property - // configurability must be true to allow the property to be - // deleted with the delete operator - } else { - Object.defineProperty( owner, this.expando, { - value: value, - writable: true, - configurable: true - } ); - } - return owner[ this.expando ]; - }, - cache: function( owner ) { - - // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. - // Always return an empty object. - if ( !acceptData( owner ) ) { - return {}; - } - - // Check if the owner object already has a cache - var value = owner[ this.expando ]; - - // If not, create one - if ( !value ) { - value = {}; - - // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. - // Always return an empty object. - if ( acceptData( owner ) ) { - - // If it is a node unlikely to be stringify-ed or looped over - // use plain assignment - if ( owner.nodeType ) { - owner[ this.expando ] = value; - - // Otherwise secure it in a non-enumerable property - // configurable must be true to allow the property to be - // deleted when data is removed - } else { - Object.defineProperty( owner, this.expando, { - value: value, - configurable: true - } ); - } - } - } - - return value; - }, - set: function( owner, data, value ) { - var prop, - cache = this.cache( owner ); - - // Handle: [ owner, key, value ] args - if ( typeof data === "string" ) { - cache[ data ] = value; - - // Handle: [ owner, { properties } ] args - } else { - - // Copy the properties one-by-one to the cache object - for ( prop in data ) { - cache[ prop ] = data[ prop ]; - } - } - return cache; - }, - get: function( owner, key ) { - return key === undefined ? - this.cache( owner ) : - owner[ this.expando ] && owner[ this.expando ][ key ]; - }, - access: function( owner, key, value ) { - var stored; - - // In cases where either: - // - // 1. No key was specified - // 2. A string key was specified, but no value provided - // - // Take the "read" path and allow the get method to determine - // which value to return, respectively either: - // - // 1. The entire cache object - // 2. The data stored at the key - // - if ( key === undefined || - ( ( key && typeof key === "string" ) && value === undefined ) ) { - - stored = this.get( owner, key ); - - return stored !== undefined ? - stored : this.get( owner, jQuery.camelCase( key ) ); - } - - // When the key is not a string, or both a key and value - // are specified, set or extend (existing objects) with either: - // - // 1. An object of properties - // 2. A key and value - // - this.set( owner, key, value ); - - // Since the "set" path can have two possible entry points - // return the expected data based on which path was taken[*] - return value !== undefined ? value : key; - }, - remove: function( owner, key ) { - var i, name, camel, - cache = owner[ this.expando ]; - - if ( cache === undefined ) { - return; - } - - if ( key === undefined ) { - this.register( owner ); - - } else { - - // Support array or space separated string of keys - if ( jQuery.isArray( key ) ) { - - // If "name" is an array of keys... - // When data is initially created, via ("key", "val") signature, - // keys will be converted to camelCase. - // Since there is no way to tell _how_ a key was added, remove - // both plain key and camelCase key. #12786 - // This will only penalize the array argument path. - name = key.concat( key.map( jQuery.camelCase ) ); - } else { - camel = jQuery.camelCase( key ); - - // Try the string as a key before any manipulation - if ( key in cache ) { - name = [ key, camel ]; - } else { - - // If a key with the spaces exists, use it. - // Otherwise, create an array by matching non-whitespace - name = camel; - name = name in cache ? - [ name ] : ( name.match( rnotwhite ) || [] ); - } - } - - i = name.length; - - while ( i-- ) { - delete cache[ name[ i ] ]; - } - } - - // Remove the expando if there's no more data - if ( key === undefined || jQuery.isEmptyObject( cache ) ) { - - // Support: Chrome <= 35-45+ - // Webkit & Blink performance suffers when deleting properties - // from DOM nodes, so set to undefined instead - // https://code.google.com/p/chromium/issues/detail?id=378607 - if ( owner.nodeType ) { - owner[ this.expando ] = undefined; - } else { - delete owner[ this.expando ]; - } - } - }, - hasData: function( owner ) { - var cache = owner[ this.expando ]; - return cache !== undefined && !jQuery.isEmptyObject( cache ); - } -}; -var dataPriv = new Data(); - -var dataUser = new Data(); - - - -// Implementation Summary -// -// 1. Enforce API surface and semantic compatibility with 1.9.x branch -// 2. Improve the module's maintainability by reducing the storage -// paths to a single mechanism. -// 3. Use the same single mechanism to support "private" and "user" data. -// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) -// 5. Avoid exposing implementation details on user objects (eg. expando properties) -// 6. Provide a clear path for implementation upgrade to WeakMap in 2014 - -var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, - rmultiDash = /[A-Z]/g; - -function dataAttr( elem, key, data ) { - var name; - - // If nothing was found internally, try to fetch any - // data from the HTML5 data-* attribute - if ( data === undefined && elem.nodeType === 1 ) { - name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); - data = elem.getAttribute( name ); - - if ( typeof data === "string" ) { - try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - - // Only convert to a number if it doesn't change the string - +data + "" === data ? +data : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; - } catch ( e ) {} - - // Make sure we set the data so it isn't changed later - dataUser.set( elem, key, data ); - } else { - data = undefined; - } - } - return data; -} - -jQuery.extend( { - hasData: function( elem ) { - return dataUser.hasData( elem ) || dataPriv.hasData( elem ); - }, - - data: function( elem, name, data ) { - return dataUser.access( elem, name, data ); - }, - - removeData: function( elem, name ) { - dataUser.remove( elem, name ); - }, - - // TODO: Now that all calls to _data and _removeData have been replaced - // with direct calls to dataPriv methods, these can be deprecated. - _data: function( elem, name, data ) { - return dataPriv.access( elem, name, data ); - }, - - _removeData: function( elem, name ) { - dataPriv.remove( elem, name ); - } -} ); - -jQuery.fn.extend( { - data: function( key, value ) { - var i, name, data, - elem = this[ 0 ], - attrs = elem && elem.attributes; - - // Gets all values - if ( key === undefined ) { - if ( this.length ) { - data = dataUser.get( elem ); - - if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { - i = attrs.length; - while ( i-- ) { - - // Support: IE11+ - // The attrs elements can be null (#14894) - if ( attrs[ i ] ) { - name = attrs[ i ].name; - if ( name.indexOf( "data-" ) === 0 ) { - name = jQuery.camelCase( name.slice( 5 ) ); - dataAttr( elem, name, data[ name ] ); - } - } - } - dataPriv.set( elem, "hasDataAttrs", true ); - } - } - - return data; - } - - // Sets multiple values - if ( typeof key === "object" ) { - return this.each( function() { - dataUser.set( this, key ); - } ); - } - - return access( this, function( value ) { - var data, camelKey; - - // The calling jQuery object (element matches) is not empty - // (and therefore has an element appears at this[ 0 ]) and the - // `value` parameter was not undefined. An empty jQuery object - // will result in `undefined` for elem = this[ 0 ] which will - // throw an exception if an attempt to read a data cache is made. - if ( elem && value === undefined ) { - - // Attempt to get data from the cache - // with the key as-is - data = dataUser.get( elem, key ) || - - // Try to find dashed key if it exists (gh-2779) - // This is for 2.2.x only - dataUser.get( elem, key.replace( rmultiDash, "-$&" ).toLowerCase() ); - - if ( data !== undefined ) { - return data; - } - - camelKey = jQuery.camelCase( key ); - - // Attempt to get data from the cache - // with the key camelized - data = dataUser.get( elem, camelKey ); - if ( data !== undefined ) { - return data; - } - - // Attempt to "discover" the data in - // HTML5 custom data-* attrs - data = dataAttr( elem, camelKey, undefined ); - if ( data !== undefined ) { - return data; - } - - // We tried really hard, but the data doesn't exist. - return; - } - - // Set the data... - camelKey = jQuery.camelCase( key ); - this.each( function() { - - // First, attempt to store a copy or reference of any - // data that might've been store with a camelCased key. - var data = dataUser.get( this, camelKey ); - - // For HTML5 data-* attribute interop, we have to - // store property names with dashes in a camelCase form. - // This might not apply to all properties...* - dataUser.set( this, camelKey, value ); - - // *... In the case of properties that might _actually_ - // have dashes, we need to also store a copy of that - // unchanged property. - if ( key.indexOf( "-" ) > -1 && data !== undefined ) { - dataUser.set( this, key, value ); - } - } ); - }, null, value, arguments.length > 1, null, true ); - }, - - removeData: function( key ) { - return this.each( function() { - dataUser.remove( this, key ); - } ); - } -} ); - - -jQuery.extend( { - queue: function( elem, type, data ) { - var queue; - - if ( elem ) { - type = ( type || "fx" ) + "queue"; - queue = dataPriv.get( elem, type ); - - // Speed up dequeue by getting out quickly if this is just a lookup - if ( data ) { - if ( !queue || jQuery.isArray( data ) ) { - queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); - } else { - queue.push( data ); - } - } - return queue || []; - } - }, - - dequeue: function( elem, type ) { - type = type || "fx"; - - var queue = jQuery.queue( elem, type ), - startLength = queue.length, - fn = queue.shift(), - hooks = jQuery._queueHooks( elem, type ), - next = function() { - jQuery.dequeue( elem, type ); - }; - - // If the fx queue is dequeued, always remove the progress sentinel - if ( fn === "inprogress" ) { - fn = queue.shift(); - startLength--; - } - - if ( fn ) { - - // Add a progress sentinel to prevent the fx queue from being - // automatically dequeued - if ( type === "fx" ) { - queue.unshift( "inprogress" ); - } - - // Clear up the last queue stop function - delete hooks.stop; - fn.call( elem, next, hooks ); - } - - if ( !startLength && hooks ) { - hooks.empty.fire(); - } - }, - - // Not public - generate a queueHooks object, or return the current one - _queueHooks: function( elem, type ) { - var key = type + "queueHooks"; - return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { - empty: jQuery.Callbacks( "once memory" ).add( function() { - dataPriv.remove( elem, [ type + "queue", key ] ); - } ) - } ); - } -} ); - -jQuery.fn.extend( { - queue: function( type, data ) { - var setter = 2; - - if ( typeof type !== "string" ) { - data = type; - type = "fx"; - setter--; - } - - if ( arguments.length < setter ) { - return jQuery.queue( this[ 0 ], type ); - } - - return data === undefined ? - this : - this.each( function() { - var queue = jQuery.queue( this, type, data ); - - // Ensure a hooks for this queue - jQuery._queueHooks( this, type ); - - if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { - jQuery.dequeue( this, type ); - } - } ); - }, - dequeue: function( type ) { - return this.each( function() { - jQuery.dequeue( this, type ); - } ); - }, - clearQueue: function( type ) { - return this.queue( type || "fx", [] ); - }, - - // Get a promise resolved when queues of a certain type - // are emptied (fx is the type by default) - promise: function( type, obj ) { - var tmp, - count = 1, - defer = jQuery.Deferred(), - elements = this, - i = this.length, - resolve = function() { - if ( !( --count ) ) { - defer.resolveWith( elements, [ elements ] ); - } - }; - - if ( typeof type !== "string" ) { - obj = type; - type = undefined; - } - type = type || "fx"; - - while ( i-- ) { - tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); - if ( tmp && tmp.empty ) { - count++; - tmp.empty.add( resolve ); - } - } - resolve(); - return defer.promise( obj ); - } -} ); -var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; - -var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); - - -var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; - -var isHidden = function( elem, el ) { - - // isHidden might be called from jQuery#filter function; - // in that case, element will be second argument - elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || - !jQuery.contains( elem.ownerDocument, elem ); - }; - - - -function adjustCSS( elem, prop, valueParts, tween ) { - var adjusted, - scale = 1, - maxIterations = 20, - currentValue = tween ? - function() { return tween.cur(); } : - function() { return jQuery.css( elem, prop, "" ); }, - initial = currentValue(), - unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), - - // Starting value computation is required for potential unit mismatches - initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && - rcssNum.exec( jQuery.css( elem, prop ) ); - - if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { - - // Trust units reported by jQuery.css - unit = unit || initialInUnit[ 3 ]; - - // Make sure we update the tween properties later on - valueParts = valueParts || []; - - // Iteratively approximate from a nonzero starting point - initialInUnit = +initial || 1; - - do { - - // If previous iteration zeroed out, double until we get *something*. - // Use string for doubling so we don't accidentally see scale as unchanged below - scale = scale || ".5"; - - // Adjust and apply - initialInUnit = initialInUnit / scale; - jQuery.style( elem, prop, initialInUnit + unit ); - - // Update scale, tolerating zero or NaN from tween.cur() - // Break the loop if scale is unchanged or perfect, or if we've just had enough. - } while ( - scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations - ); - } - - if ( valueParts ) { - initialInUnit = +initialInUnit || +initial || 0; - - // Apply relative offset (+=/-=) if specified - adjusted = valueParts[ 1 ] ? - initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : - +valueParts[ 2 ]; - if ( tween ) { - tween.unit = unit; - tween.start = initialInUnit; - tween.end = adjusted; - } - } - return adjusted; -} -var rcheckableType = ( /^(?:checkbox|radio)$/i ); - -var rtagName = ( /<([\w:-]+)/ ); - -var rscriptType = ( /^$|\/(?:java|ecma)script/i ); - - - -// We have to close these tags to support XHTML (#13200) -var wrapMap = { - - // Support: IE9 - option: [ 1, "" ], - - // XHTML parsers do not magically insert elements in the - // same way that tag soup parsers do. So we cannot shorten - // this by omitting or other required elements. - thead: [ 1, "", "
" ], - col: [ 2, "", "
" ], - tr: [ 2, "", "
" ], - td: [ 3, "", "
" ], - - _default: [ 0, "", "" ] -}; - -// Support: IE9 -wrapMap.optgroup = wrapMap.option; - -wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; -wrapMap.th = wrapMap.td; - - -function getAll( context, tag ) { - - // Support: IE9-11+ - // Use typeof to avoid zero-argument method invocation on host objects (#15151) - var ret = typeof context.getElementsByTagName !== "undefined" ? - context.getElementsByTagName( tag || "*" ) : - typeof context.querySelectorAll !== "undefined" ? - context.querySelectorAll( tag || "*" ) : - []; - - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], ret ) : - ret; -} - - -// Mark scripts as having already been evaluated -function setGlobalEval( elems, refElements ) { - var i = 0, - l = elems.length; - - for ( ; i < l; i++ ) { - dataPriv.set( - elems[ i ], - "globalEval", - !refElements || dataPriv.get( refElements[ i ], "globalEval" ) - ); - } -} - - -var rhtml = /<|&#?\w+;/; - -function buildFragment( elems, context, scripts, selection, ignored ) { - var elem, tmp, tag, wrap, contains, j, - fragment = context.createDocumentFragment(), - nodes = [], - i = 0, - l = elems.length; - - for ( ; i < l; i++ ) { - elem = elems[ i ]; - - if ( elem || elem === 0 ) { - - // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { - - // Support: Android<4.1, PhantomJS<2 - // push.apply(_, arraylike) throws on ancient WebKit - jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); - - // Convert non-html into a text node - } else if ( !rhtml.test( elem ) ) { - nodes.push( context.createTextNode( elem ) ); - - // Convert html into DOM nodes - } else { - tmp = tmp || fragment.appendChild( context.createElement( "div" ) ); - - // Deserialize a standard representation - tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); - wrap = wrapMap[ tag ] || wrapMap._default; - tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ]; - - // Descend through wrappers to the right content - j = wrap[ 0 ]; - while ( j-- ) { - tmp = tmp.lastChild; - } - - // Support: Android<4.1, PhantomJS<2 - // push.apply(_, arraylike) throws on ancient WebKit - jQuery.merge( nodes, tmp.childNodes ); - - // Remember the top-level container - tmp = fragment.firstChild; - - // Ensure the created nodes are orphaned (#12392) - tmp.textContent = ""; - } - } - } - - // Remove wrapper from fragment - fragment.textContent = ""; - - i = 0; - while ( ( elem = nodes[ i++ ] ) ) { - - // Skip elements already in the context collection (trac-4087) - if ( selection && jQuery.inArray( elem, selection ) > -1 ) { - if ( ignored ) { - ignored.push( elem ); - } - continue; - } - - contains = jQuery.contains( elem.ownerDocument, elem ); - - // Append to fragment - tmp = getAll( fragment.appendChild( elem ), "script" ); - - // Preserve script evaluation history - if ( contains ) { - setGlobalEval( tmp ); - } - - // Capture executables - if ( scripts ) { - j = 0; - while ( ( elem = tmp[ j++ ] ) ) { - if ( rscriptType.test( elem.type || "" ) ) { - scripts.push( elem ); - } - } - } - } - - return fragment; -} - - -( function() { - var fragment = document.createDocumentFragment(), - div = fragment.appendChild( document.createElement( "div" ) ), - input = document.createElement( "input" ); - - // Support: Android 4.0-4.3, Safari<=5.1 - // Check state lost if the name is set (#11217) - // Support: Windows Web Apps (WWA) - // `name` and `type` must use .setAttribute for WWA (#14901) - input.setAttribute( "type", "radio" ); - input.setAttribute( "checked", "checked" ); - input.setAttribute( "name", "t" ); - - div.appendChild( input ); - - // Support: Safari<=5.1, Android<4.2 - // Older WebKit doesn't clone checked state correctly in fragments - support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; - - // Support: IE<=11+ - // Make sure textarea (and checkbox) defaultValue is properly cloned - div.innerHTML = ""; - support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; -} )(); - - -var - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)/; - -function returnTrue() { - return true; -} - -function returnFalse() { - return false; -} - -// Support: IE9 -// See #13393 for more info -function safeActiveElement() { - try { - return document.activeElement; - } catch ( err ) { } -} - -function on( elem, types, selector, data, fn, one ) { - var origFn, type; - - // Types can be a map of types/handlers - if ( typeof types === "object" ) { - - // ( types-Object, selector, data ) - if ( typeof selector !== "string" ) { - - // ( types-Object, data ) - data = data || selector; - selector = undefined; - } - for ( type in types ) { - on( elem, type, selector, data, types[ type ], one ); - } - return elem; - } - - if ( data == null && fn == null ) { - - // ( types, fn ) - fn = selector; - data = selector = undefined; - } else if ( fn == null ) { - if ( typeof selector === "string" ) { - - // ( types, selector, fn ) - fn = data; - data = undefined; - } else { - - // ( types, data, fn ) - fn = data; - data = selector; - selector = undefined; - } - } - if ( fn === false ) { - fn = returnFalse; - } else if ( !fn ) { - return elem; - } - - if ( one === 1 ) { - origFn = fn; - fn = function( event ) { - - // Can use an empty set, since event contains the info - jQuery().off( event ); - return origFn.apply( this, arguments ); - }; - - // Use same guid so caller can remove using origFn - fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); - } - return elem.each( function() { - jQuery.event.add( this, types, fn, data, selector ); - } ); -} - -/* - * Helper functions for managing events -- not part of the public interface. - * Props to Dean Edwards' addEvent library for many of the ideas. - */ -jQuery.event = { - - global: {}, - - add: function( elem, types, handler, data, selector ) { - - var handleObjIn, eventHandle, tmp, - events, t, handleObj, - special, handlers, type, namespaces, origType, - elemData = dataPriv.get( elem ); - - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { - return; - } - - // Caller can pass in an object of custom data in lieu of the handler - if ( handler.handler ) { - handleObjIn = handler; - handler = handleObjIn.handler; - selector = handleObjIn.selector; - } - - // Make sure that the handler has a unique ID, used to find/remove it later - if ( !handler.guid ) { - handler.guid = jQuery.guid++; - } - - // Init the element's event structure and main handler, if this is the first - if ( !( events = elemData.events ) ) { - events = elemData.events = {}; - } - if ( !( eventHandle = elemData.handle ) ) { - eventHandle = elemData.handle = function( e ) { - - // Discard the second event of a jQuery.event.trigger() and - // when an event is called after a page has unloaded - return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? - jQuery.event.dispatch.apply( elem, arguments ) : undefined; - }; - } - - // Handle multiple events separated by a space - types = ( types || "" ).match( rnotwhite ) || [ "" ]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[ t ] ) || []; - type = origType = tmp[ 1 ]; - namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); - - // There *must* be a type, no attaching namespace-only handlers - if ( !type ) { - continue; - } - - // If event changes its type, use the special event handlers for the changed type - special = jQuery.event.special[ type ] || {}; - - // If selector defined, determine special event api type, otherwise given type - type = ( selector ? special.delegateType : special.bindType ) || type; - - // Update special based on newly reset type - special = jQuery.event.special[ type ] || {}; - - // handleObj is passed to all event handlers - handleObj = jQuery.extend( { - type: type, - origType: origType, - data: data, - handler: handler, - guid: handler.guid, - selector: selector, - needsContext: selector && jQuery.expr.match.needsContext.test( selector ), - namespace: namespaces.join( "." ) - }, handleObjIn ); - - // Init the event handler queue if we're the first - if ( !( handlers = events[ type ] ) ) { - handlers = events[ type ] = []; - handlers.delegateCount = 0; - - // Only use addEventListener if the special events handler returns false - if ( !special.setup || - special.setup.call( elem, data, namespaces, eventHandle ) === false ) { - - if ( elem.addEventListener ) { - elem.addEventListener( type, eventHandle ); - } - } - } - - if ( special.add ) { - special.add.call( elem, handleObj ); - - if ( !handleObj.handler.guid ) { - handleObj.handler.guid = handler.guid; - } - } - - // Add to the element's handler list, delegates in front - if ( selector ) { - handlers.splice( handlers.delegateCount++, 0, handleObj ); - } else { - handlers.push( handleObj ); - } - - // Keep track of which events have ever been used, for event optimization - jQuery.event.global[ type ] = true; - } - - }, - - // Detach an event or set of events from an element - remove: function( elem, types, handler, selector, mappedTypes ) { - - var j, origCount, tmp, - events, t, handleObj, - special, handlers, type, namespaces, origType, - elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); - - if ( !elemData || !( events = elemData.events ) ) { - return; - } - - // Once for each type.namespace in types; type may be omitted - types = ( types || "" ).match( rnotwhite ) || [ "" ]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[ t ] ) || []; - type = origType = tmp[ 1 ]; - namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); - - // Unbind all events (on this namespace, if provided) for the element - if ( !type ) { - for ( type in events ) { - jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); - } - continue; - } - - special = jQuery.event.special[ type ] || {}; - type = ( selector ? special.delegateType : special.bindType ) || type; - handlers = events[ type ] || []; - tmp = tmp[ 2 ] && - new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ); - - // Remove matching events - origCount = j = handlers.length; - while ( j-- ) { - handleObj = handlers[ j ]; - - if ( ( mappedTypes || origType === handleObj.origType ) && - ( !handler || handler.guid === handleObj.guid ) && - ( !tmp || tmp.test( handleObj.namespace ) ) && - ( !selector || selector === handleObj.selector || - selector === "**" && handleObj.selector ) ) { - handlers.splice( j, 1 ); - - if ( handleObj.selector ) { - handlers.delegateCount--; - } - if ( special.remove ) { - special.remove.call( elem, handleObj ); - } - } - } - - // Remove generic event handler if we removed something and no more handlers exist - // (avoids potential for endless recursion during removal of special event handlers) - if ( origCount && !handlers.length ) { - if ( !special.teardown || - special.teardown.call( elem, namespaces, elemData.handle ) === false ) { - - jQuery.removeEvent( elem, type, elemData.handle ); - } - - delete events[ type ]; - } - } - - // Remove data and the expando if it's no longer used - if ( jQuery.isEmptyObject( events ) ) { - dataPriv.remove( elem, "handle events" ); - } - }, - - dispatch: function( event ) { - - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); - - var i, j, ret, matched, handleObj, - handlerQueue = [], - args = slice.call( arguments ), - handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], - special = jQuery.event.special[ event.type ] || {}; - - // Use the fix-ed jQuery.Event rather than the (read-only) native event - args[ 0 ] = event; - event.delegateTarget = this; - - // Call the preDispatch hook for the mapped type, and let it bail if desired - if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { - return; - } - - // Determine handlers - handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - - // Run delegates first; they may want to stop propagation beneath us - i = 0; - while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { - event.currentTarget = matched.elem; - - j = 0; - while ( ( handleObj = matched.handlers[ j++ ] ) && - !event.isImmediatePropagationStopped() ) { - - // Triggered event must either 1) have no namespace, or 2) have namespace(s) - // a subset or equal to those in the bound event (both can have no namespace). - if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) { - - event.handleObj = handleObj; - event.data = handleObj.data; - - ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || - handleObj.handler ).apply( matched.elem, args ); - - if ( ret !== undefined ) { - if ( ( event.result = ret ) === false ) { - event.preventDefault(); - event.stopPropagation(); - } - } - } - } - } - - // Call the postDispatch hook for the mapped type - if ( special.postDispatch ) { - special.postDispatch.call( this, event ); - } - - return event.result; - }, - - handlers: function( event, handlers ) { - var i, matches, sel, handleObj, - handlerQueue = [], - delegateCount = handlers.delegateCount, - cur = event.target; - - // Support (at least): Chrome, IE9 - // Find delegate handlers - // Black-hole SVG instance trees (#13180) - // - // Support: Firefox<=42+ - // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343) - if ( delegateCount && cur.nodeType && - ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) { - - for ( ; cur !== this; cur = cur.parentNode || this ) { - - // Don't check non-elements (#13208) - // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) { - matches = []; - for ( i = 0; i < delegateCount; i++ ) { - handleObj = handlers[ i ]; - - // Don't conflict with Object.prototype properties (#13203) - sel = handleObj.selector + " "; - - if ( matches[ sel ] === undefined ) { - matches[ sel ] = handleObj.needsContext ? - jQuery( sel, this ).index( cur ) > -1 : - jQuery.find( sel, this, null, [ cur ] ).length; - } - if ( matches[ sel ] ) { - matches.push( handleObj ); - } - } - if ( matches.length ) { - handlerQueue.push( { elem: cur, handlers: matches } ); - } - } - } - } - - // Add the remaining (directly-bound) handlers - if ( delegateCount < handlers.length ) { - handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } ); - } - - return handlerQueue; - }, - - // Includes some event props shared by KeyEvent and MouseEvent - props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " + - "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ), - - fixHooks: {}, - - keyHooks: { - props: "char charCode key keyCode".split( " " ), - filter: function( event, original ) { - - // Add which for key events - if ( event.which == null ) { - event.which = original.charCode != null ? original.charCode : original.keyCode; - } - - return event; - } - }, - - mouseHooks: { - props: ( "button buttons clientX clientY offsetX offsetY pageX pageY " + - "screenX screenY toElement" ).split( " " ), - filter: function( event, original ) { - var eventDoc, doc, body, - button = original.button; - - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && original.clientX != null ) { - eventDoc = event.target.ownerDocument || document; - doc = eventDoc.documentElement; - body = eventDoc.body; - - event.pageX = original.clientX + - ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + - ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - - ( doc && doc.clientTop || body && body.clientTop || 0 ); - } - - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && button !== undefined ) { - event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); - } - - return event; - } - }, - - fix: function( event ) { - if ( event[ jQuery.expando ] ) { - return event; - } - - // Create a writable copy of the event object and normalize some properties - var i, prop, copy, - type = event.type, - originalEvent = event, - fixHook = this.fixHooks[ type ]; - - if ( !fixHook ) { - this.fixHooks[ type ] = fixHook = - rmouseEvent.test( type ) ? this.mouseHooks : - rkeyEvent.test( type ) ? this.keyHooks : - {}; - } - copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; - - event = new jQuery.Event( originalEvent ); - - i = copy.length; - while ( i-- ) { - prop = copy[ i ]; - event[ prop ] = originalEvent[ prop ]; - } - - // Support: Cordova 2.5 (WebKit) (#13255) - // All events should have a target; Cordova deviceready doesn't - if ( !event.target ) { - event.target = document; - } - - // Support: Safari 6.0+, Chrome<28 - // Target should not be a text node (#504, #13143) - if ( event.target.nodeType === 3 ) { - event.target = event.target.parentNode; - } - - return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; - }, - - special: { - load: { - - // Prevent triggered image.load events from bubbling to window.load - noBubble: true - }, - focus: { - - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== safeActiveElement() && this.focus ) { - this.focus(); - return false; - } - }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === safeActiveElement() && this.blur ) { - this.blur(); - return false; - } - }, - delegateType: "focusout" - }, - click: { - - // For checkbox, fire native event so checked state will be right - trigger: function() { - if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { - this.click(); - return false; - } - }, - - // For cross-browser consistency, don't fire native .click() on links - _default: function( event ) { - return jQuery.nodeName( event.target, "a" ); - } - }, - - beforeunload: { - postDispatch: function( event ) { - - // Support: Firefox 20+ - // Firefox doesn't alert if the returnValue field is not set. - if ( event.result !== undefined && event.originalEvent ) { - event.originalEvent.returnValue = event.result; - } - } - } - } -}; - -jQuery.removeEvent = function( elem, type, handle ) { - - // This "if" is needed for plain objects - if ( elem.removeEventListener ) { - elem.removeEventListener( type, handle ); - } -}; - -jQuery.Event = function( src, props ) { - - // Allow instantiation without the 'new' keyword - if ( !( this instanceof jQuery.Event ) ) { - return new jQuery.Event( src, props ); - } - - // Event object - if ( src && src.type ) { - this.originalEvent = src; - this.type = src.type; - - // Events bubbling up the document may have been marked as prevented - // by a handler lower down the tree; reflect the correct value. - this.isDefaultPrevented = src.defaultPrevented || - src.defaultPrevented === undefined && - - // Support: Android<4.0 - src.returnValue === false ? - returnTrue : - returnFalse; - - // Event type - } else { - this.type = src; - } - - // Put explicitly provided properties onto the event object - if ( props ) { - jQuery.extend( this, props ); - } - - // Create a timestamp if incoming event doesn't have one - this.timeStamp = src && src.timeStamp || jQuery.now(); - - // Mark it as fixed - this[ jQuery.expando ] = true; -}; - -// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding -// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html -jQuery.Event.prototype = { - constructor: jQuery.Event, - isDefaultPrevented: returnFalse, - isPropagationStopped: returnFalse, - isImmediatePropagationStopped: returnFalse, - isSimulated: false, - - preventDefault: function() { - var e = this.originalEvent; - - this.isDefaultPrevented = returnTrue; - - if ( e && !this.isSimulated ) { - e.preventDefault(); - } - }, - stopPropagation: function() { - var e = this.originalEvent; - - this.isPropagationStopped = returnTrue; - - if ( e && !this.isSimulated ) { - e.stopPropagation(); - } - }, - stopImmediatePropagation: function() { - var e = this.originalEvent; - - this.isImmediatePropagationStopped = returnTrue; - - if ( e && !this.isSimulated ) { - e.stopImmediatePropagation(); - } - - this.stopPropagation(); - } -}; - -// Create mouseenter/leave events using mouseover/out and event-time checks -// so that event delegation works in jQuery. -// Do the same for pointerenter/pointerleave and pointerover/pointerout -// -// Support: Safari 7 only -// Safari sends mouseenter too often; see: -// https://code.google.com/p/chromium/issues/detail?id=470258 -// for the description of the bug (it existed in older Chrome versions as well). -jQuery.each( { - mouseenter: "mouseover", - mouseleave: "mouseout", - pointerenter: "pointerover", - pointerleave: "pointerout" -}, function( orig, fix ) { - jQuery.event.special[ orig ] = { - delegateType: fix, - bindType: fix, - - handle: function( event ) { - var ret, - target = this, - related = event.relatedTarget, - handleObj = event.handleObj; - - // For mouseenter/leave call the handler if related is outside the target. - // NB: No relatedTarget if the mouse left/entered the browser window - if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { - event.type = handleObj.origType; - ret = handleObj.handler.apply( this, arguments ); - event.type = fix; - } - return ret; - } - }; -} ); - -jQuery.fn.extend( { - on: function( types, selector, data, fn ) { - return on( this, types, selector, data, fn ); - }, - one: function( types, selector, data, fn ) { - return on( this, types, selector, data, fn, 1 ); - }, - off: function( types, selector, fn ) { - var handleObj, type; - if ( types && types.preventDefault && types.handleObj ) { - - // ( event ) dispatched jQuery.Event - handleObj = types.handleObj; - jQuery( types.delegateTarget ).off( - handleObj.namespace ? - handleObj.origType + "." + handleObj.namespace : - handleObj.origType, - handleObj.selector, - handleObj.handler - ); - return this; - } - if ( typeof types === "object" ) { - - // ( types-object [, selector] ) - for ( type in types ) { - this.off( type, selector, types[ type ] ); - } - return this; - } - if ( selector === false || typeof selector === "function" ) { - - // ( types [, fn] ) - fn = selector; - selector = undefined; - } - if ( fn === false ) { - fn = returnFalse; - } - return this.each( function() { - jQuery.event.remove( this, types, fn, selector ); - } ); - } -} ); - - -var - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi, - - // Support: IE 10-11, Edge 10240+ - // In IE/Edge using regex groups here causes severe slowdowns. - // See https://connect.microsoft.com/IE/feedback/details/1736512/ - rnoInnerhtml = /\s*$/g; - -// Manipulating tables requires a tbody -function manipulationTarget( elem, content ) { - return jQuery.nodeName( elem, "table" ) && - jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? - - elem.getElementsByTagName( "tbody" )[ 0 ] || - elem.appendChild( elem.ownerDocument.createElement( "tbody" ) ) : - elem; -} - -// Replace/restore the type attribute of script elements for safe DOM manipulation -function disableScript( elem ) { - elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; - return elem; -} -function restoreScript( elem ) { - var match = rscriptTypeMasked.exec( elem.type ); - - if ( match ) { - elem.type = match[ 1 ]; - } else { - elem.removeAttribute( "type" ); - } - - return elem; -} - -function cloneCopyEvent( src, dest ) { - var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; - - if ( dest.nodeType !== 1 ) { - return; - } - - // 1. Copy private data: events, handlers, etc. - if ( dataPriv.hasData( src ) ) { - pdataOld = dataPriv.access( src ); - pdataCur = dataPriv.set( dest, pdataOld ); - events = pdataOld.events; - - if ( events ) { - delete pdataCur.handle; - pdataCur.events = {}; - - for ( type in events ) { - for ( i = 0, l = events[ type ].length; i < l; i++ ) { - jQuery.event.add( dest, type, events[ type ][ i ] ); - } - } - } - } - - // 2. Copy user data - if ( dataUser.hasData( src ) ) { - udataOld = dataUser.access( src ); - udataCur = jQuery.extend( {}, udataOld ); - - dataUser.set( dest, udataCur ); - } -} - -// Fix IE bugs, see support tests -function fixInput( src, dest ) { - var nodeName = dest.nodeName.toLowerCase(); - - // Fails to persist the checked state of a cloned checkbox or radio button. - if ( nodeName === "input" && rcheckableType.test( src.type ) ) { - dest.checked = src.checked; - - // Fails to return the selected option to the default selected state when cloning options - } else if ( nodeName === "input" || nodeName === "textarea" ) { - dest.defaultValue = src.defaultValue; - } -} - -function domManip( collection, args, callback, ignored ) { - - // Flatten any nested arrays - args = concat.apply( [], args ); - - var fragment, first, scripts, hasScripts, node, doc, - i = 0, - l = collection.length, - iNoClone = l - 1, - value = args[ 0 ], - isFunction = jQuery.isFunction( value ); - - // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || - ( l > 1 && typeof value === "string" && - !support.checkClone && rchecked.test( value ) ) ) { - return collection.each( function( index ) { - var self = collection.eq( index ); - if ( isFunction ) { - args[ 0 ] = value.call( this, index, self.html() ); - } - domManip( self, args, callback, ignored ); - } ); - } - - if ( l ) { - fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); - first = fragment.firstChild; - - if ( fragment.childNodes.length === 1 ) { - fragment = first; - } - - // Require either new content or an interest in ignored elements to invoke the callback - if ( first || ignored ) { - scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); - hasScripts = scripts.length; - - // Use the original fragment for the last item - // instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). - for ( ; i < l; i++ ) { - node = fragment; - - if ( i !== iNoClone ) { - node = jQuery.clone( node, true, true ); - - // Keep references to cloned scripts for later restoration - if ( hasScripts ) { - - // Support: Android<4.1, PhantomJS<2 - // push.apply(_, arraylike) throws on ancient WebKit - jQuery.merge( scripts, getAll( node, "script" ) ); - } - } - - callback.call( collection[ i ], node, i ); - } - - if ( hasScripts ) { - doc = scripts[ scripts.length - 1 ].ownerDocument; - - // Reenable scripts - jQuery.map( scripts, restoreScript ); - - // Evaluate executable scripts on first document insertion - for ( i = 0; i < hasScripts; i++ ) { - node = scripts[ i ]; - if ( rscriptType.test( node.type || "" ) && - !dataPriv.access( node, "globalEval" ) && - jQuery.contains( doc, node ) ) { - - if ( node.src ) { - - // Optional AJAX dependency, but won't run scripts if not present - if ( jQuery._evalUrl ) { - jQuery._evalUrl( node.src ); - } - } else { - jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); - } - } - } - } - } - } - - return collection; -} - -function remove( elem, selector, keepData ) { - var node, - nodes = selector ? jQuery.filter( selector, elem ) : elem, - i = 0; - - for ( ; ( node = nodes[ i ] ) != null; i++ ) { - if ( !keepData && node.nodeType === 1 ) { - jQuery.cleanData( getAll( node ) ); - } - - if ( node.parentNode ) { - if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { - setGlobalEval( getAll( node, "script" ) ); - } - node.parentNode.removeChild( node ); - } - } - - return elem; -} - -jQuery.extend( { - htmlPrefilter: function( html ) { - return html.replace( rxhtmlTag, "<$1>" ); - }, - - clone: function( elem, dataAndEvents, deepDataAndEvents ) { - var i, l, srcElements, destElements, - clone = elem.cloneNode( true ), - inPage = jQuery.contains( elem.ownerDocument, elem ); - - // Fix IE cloning issues - if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && - !jQuery.isXMLDoc( elem ) ) { - - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 - destElements = getAll( clone ); - srcElements = getAll( elem ); - - for ( i = 0, l = srcElements.length; i < l; i++ ) { - fixInput( srcElements[ i ], destElements[ i ] ); - } - } - - // Copy the events from the original to the clone - if ( dataAndEvents ) { - if ( deepDataAndEvents ) { - srcElements = srcElements || getAll( elem ); - destElements = destElements || getAll( clone ); - - for ( i = 0, l = srcElements.length; i < l; i++ ) { - cloneCopyEvent( srcElements[ i ], destElements[ i ] ); - } - } else { - cloneCopyEvent( elem, clone ); - } - } - - // Preserve script evaluation history - destElements = getAll( clone, "script" ); - if ( destElements.length > 0 ) { - setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); - } - - // Return the cloned set - return clone; - }, - - cleanData: function( elems ) { - var data, elem, type, - special = jQuery.event.special, - i = 0; - - for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { - if ( acceptData( elem ) ) { - if ( ( data = elem[ dataPriv.expando ] ) ) { - if ( data.events ) { - for ( type in data.events ) { - if ( special[ type ] ) { - jQuery.event.remove( elem, type ); - - // This is a shortcut to avoid jQuery.event.remove's overhead - } else { - jQuery.removeEvent( elem, type, data.handle ); - } - } - } - - // Support: Chrome <= 35-45+ - // Assign undefined instead of using delete, see Data#remove - elem[ dataPriv.expando ] = undefined; - } - if ( elem[ dataUser.expando ] ) { - - // Support: Chrome <= 35-45+ - // Assign undefined instead of using delete, see Data#remove - elem[ dataUser.expando ] = undefined; - } - } - } - } -} ); - -jQuery.fn.extend( { - - // Keep domManip exposed until 3.0 (gh-2225) - domManip: domManip, - - detach: function( selector ) { - return remove( this, selector, true ); - }, - - remove: function( selector ) { - return remove( this, selector ); - }, - - text: function( value ) { - return access( this, function( value ) { - return value === undefined ? - jQuery.text( this ) : - this.empty().each( function() { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - this.textContent = value; - } - } ); - }, null, value, arguments.length ); - }, - - append: function() { - return domManip( this, arguments, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - var target = manipulationTarget( this, elem ); - target.appendChild( elem ); - } - } ); - }, - - prepend: function() { - return domManip( this, arguments, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - var target = manipulationTarget( this, elem ); - target.insertBefore( elem, target.firstChild ); - } - } ); - }, - - before: function() { - return domManip( this, arguments, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this ); - } - } ); - }, - - after: function() { - return domManip( this, arguments, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this.nextSibling ); - } - } ); - }, - - empty: function() { - var elem, - i = 0; - - for ( ; ( elem = this[ i ] ) != null; i++ ) { - if ( elem.nodeType === 1 ) { - - // Prevent memory leaks - jQuery.cleanData( getAll( elem, false ) ); - - // Remove any remaining nodes - elem.textContent = ""; - } - } - - return this; - }, - - clone: function( dataAndEvents, deepDataAndEvents ) { - dataAndEvents = dataAndEvents == null ? false : dataAndEvents; - deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; - - return this.map( function() { - return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); - } ); - }, - - html: function( value ) { - return access( this, function( value ) { - var elem = this[ 0 ] || {}, - i = 0, - l = this.length; - - if ( value === undefined && elem.nodeType === 1 ) { - return elem.innerHTML; - } - - // See if we can take a shortcut and just use innerHTML - if ( typeof value === "string" && !rnoInnerhtml.test( value ) && - !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { - - value = jQuery.htmlPrefilter( value ); - - try { - for ( ; i < l; i++ ) { - elem = this[ i ] || {}; - - // Remove element nodes and prevent memory leaks - if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); - elem.innerHTML = value; - } - } - - elem = 0; - - // If using innerHTML throws an exception, use the fallback method - } catch ( e ) {} - } - - if ( elem ) { - this.empty().append( value ); - } - }, null, value, arguments.length ); - }, - - replaceWith: function() { - var ignored = []; - - // Make the changes, replacing each non-ignored context element with the new content - return domManip( this, arguments, function( elem ) { - var parent = this.parentNode; - - if ( jQuery.inArray( this, ignored ) < 0 ) { - jQuery.cleanData( getAll( this ) ); - if ( parent ) { - parent.replaceChild( elem, this ); - } - } - - // Force callback invocation - }, ignored ); - } -} ); - -jQuery.each( { - appendTo: "append", - prependTo: "prepend", - insertBefore: "before", - insertAfter: "after", - replaceAll: "replaceWith" -}, function( name, original ) { - jQuery.fn[ name ] = function( selector ) { - var elems, - ret = [], - insert = jQuery( selector ), - last = insert.length - 1, - i = 0; - - for ( ; i <= last; i++ ) { - elems = i === last ? this : this.clone( true ); - jQuery( insert[ i ] )[ original ]( elems ); - - // Support: QtWebKit - // .get() because push.apply(_, arraylike) throws - push.apply( ret, elems.get() ); - } - - return this.pushStack( ret ); - }; -} ); - - -var iframe, - elemdisplay = { - - // Support: Firefox - // We have to pre-define these values for FF (#10227) - HTML: "block", - BODY: "block" - }; - -/** - * Retrieve the actual display of a element - * @param {String} name nodeName of the element - * @param {Object} doc Document object - */ - -// Called only from within defaultDisplay -function actualDisplay( name, doc ) { - var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), - - display = jQuery.css( elem[ 0 ], "display" ); - - // We don't have any data stored on the element, - // so use "detach" method as fast way to get rid of the element - elem.detach(); - - return display; -} - -/** - * Try to determine the default display value of an element - * @param {String} nodeName - */ -function defaultDisplay( nodeName ) { - var doc = document, - display = elemdisplay[ nodeName ]; - - if ( !display ) { - display = actualDisplay( nodeName, doc ); - - // If the simple way fails, read from inside an iframe - if ( display === "none" || !display ) { - - // Use the already-created iframe if possible - iframe = ( iframe || jQuery( "