746 lines
20 KiB
JavaScript
746 lines
20 KiB
JavaScript
/*! tether-shepherd 1.8.1 */
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(function(root, factory) {
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if (typeof define === 'function' && define.amd) {
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define(["tether"], factory);
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} else if (typeof exports === 'object') {
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module.exports = factory(require('tether'));
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} else {
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root.Shepherd = factory(root.Tether);
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}
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}(this, function(Tether) {
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/* global Tether */
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'use strict';
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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; }; })();
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var _get = function get(_x5, _x6, _x7) { var _again = true; _function: while (_again) { var object = _x5, property = _x6, receiver = _x7; _again = false; 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 { _x5 = parent; _x6 = property; _x7 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
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function _inherits(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; }
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var _Tether$Utils = Tether.Utils;
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var Evented = _Tether$Utils.Evented;
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var addClass = _Tether$Utils.addClass;
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var extend = _Tether$Utils.extend;
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var hasClass = _Tether$Utils.hasClass;
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var removeClass = _Tether$Utils.removeClass;
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var uniqueId = _Tether$Utils.uniqueId;
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var Shepherd = new Evented();
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function isUndefined(obj) {
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return typeof obj === 'undefined';
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};
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function isArray(obj) {
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return obj && obj.constructor === Array;
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};
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function isObject(obj) {
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return obj && obj.constructor === Object;
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};
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function isObjectLoose(obj) {
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return typeof obj === 'object';
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};
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var ATTACHMENT = {
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'top right': 'bottom left',
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'top left': 'bottom right',
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'top center': 'bottom center',
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'middle right': 'middle left',
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'middle left': 'middle right',
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'middle center': 'middle center',
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'bottom left': 'top right',
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'bottom right': 'top left',
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'bottom center': 'top center',
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'top': 'bottom center',
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'left': 'middle right',
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'right': 'middle left',
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'bottom': 'top center',
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'center': 'middle center',
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'middle': 'middle center'
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};
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function createFromHTML(html) {
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var el = document.createElement('div');
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el.innerHTML = html;
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return el.children[0];
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}
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function matchesSelector(el, sel) {
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var matches = undefined;
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if (!isUndefined(el.matches)) {
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matches = el.matches;
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} else if (!isUndefined(el.matchesSelector)) {
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matches = el.matchesSelector;
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} else if (!isUndefined(el.msMatchesSelector)) {
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matches = el.msMatchesSelector;
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} else if (!isUndefined(el.webkitMatchesSelector)) {
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matches = el.webkitMatchesSelector;
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} else if (!isUndefined(el.mozMatchesSelector)) {
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matches = el.mozMatchesSelector;
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} else if (!isUndefined(el.oMatchesSelector)) {
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matches = el.oMatchesSelector;
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}
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return matches.call(el, sel);
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}
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var positionRe = /^(.+) (top|left|right|bottom|center|\[[a-z ]+\])$/;
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function parsePosition(str) {
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if (isObjectLoose(str)) {
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if (str.hasOwnProperty("element") && str.hasOwnProperty("on")) {
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return str;
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}
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return null;
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}
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var matches = positionRe.exec(str);
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if (!matches) {
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return null;
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}
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var on = matches[2];
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if (on[0] === '[') {
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on = on.substring(1, on.length - 1);
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}
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return {
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'element': matches[1],
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'on': on
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};
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}
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function parseShorthand(obj, props) {
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if (obj === null || isUndefined(obj)) {
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return obj;
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} else if (isObjectLoose(obj)) {
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return obj;
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}
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var vals = obj.split(' ');
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var out = {};
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var j = props.length - 1;
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for (var i = vals.length - 1; i >= 0; i--) {
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if (j === 0) {
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out[props[j]] = vals.slice(0, i + 1).join(' ');
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break;
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} else {
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out[props[j]] = vals[i];
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}
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j--;
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}
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return out;
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}
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var Step = (function (_Evented) {
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_inherits(Step, _Evented);
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function Step(tour, options) {
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_classCallCheck(this, Step);
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_get(Object.getPrototypeOf(Step.prototype), 'constructor', this).call(this, tour, options);
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this.tour = tour;
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this.bindMethods();
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this.setOptions(options);
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return this;
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}
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_createClass(Step, [{
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key: 'bindMethods',
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value: function bindMethods() {
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var _this = this;
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var methods = ['_show', 'show', 'hide', 'isOpen', 'cancel', 'complete', 'scrollTo', 'destroy', 'render'];
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methods.map(function (method) {
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_this[method] = _this[method].bind(_this);
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});
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}
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}, {
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key: 'setOptions',
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value: function setOptions() {
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var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
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this.options = options;
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this.destroy();
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this.id = this.options.id || this.id || 'step-' + uniqueId();
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var when = this.options.when;
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if (when) {
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for (var _event in when) {
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if (({}).hasOwnProperty.call(when, _event)) {
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var handler = when[_event];
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this.on(_event, handler, this);
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}
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}
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}
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// Button configuration
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var buttonsJson = JSON.stringify(this.options.buttons);
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var buttonsAreDefault = isUndefined(buttonsJson) || buttonsJson === "true";
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var buttonsAreEmpty = buttonsJson === "{}" || buttonsJson === "[]" || buttonsJson === "null" || buttonsJson === "false";
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var buttonsAreArray = !buttonsAreDefault && isArray(this.options.buttons);
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var buttonsAreObject = !buttonsAreDefault && isObject(this.options.buttons);
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// Show default button if undefined or 'true'
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if (buttonsAreDefault) {
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this.options.buttons = [{
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text: 'Next',
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action: this.tour.next,
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classes: 'btn'
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}];
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// Can pass in an object which will assume asingle button
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} else if (!buttonsAreEmpty && buttonsAreObject) {
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this.options.buttons = [this.options.buttons];
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// Falsey/empty values or non-object values prevent buttons from rendering
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} else if (buttonsAreEmpty || !buttonsAreArray) {
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this.options.buttons = false;
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}
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}
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}, {
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key: 'getTour',
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value: function getTour() {
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return this.tour;
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}
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}, {
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key: 'bindAdvance',
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value: function bindAdvance() {
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var _this2 = this;
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// An empty selector matches the step element
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var _parseShorthand = parseShorthand(this.options.advanceOn, ['selector', 'event']);
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var event = _parseShorthand.event;
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var selector = _parseShorthand.selector;
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var handler = function handler(e) {
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if (!_this2.isOpen()) {
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return;
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}
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if (!isUndefined(selector)) {
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if (matchesSelector(e.target, selector)) {
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_this2.tour.next();
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}
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} else {
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if (_this2.el && e.target === _this2.el) {
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_this2.tour.next();
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}
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}
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};
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// TODO: this should also bind/unbind on show/hide
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document.body.addEventListener(event, handler);
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this.on('destroy', function () {
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return document.body.removeEventListener(event, handler);
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});
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}
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}, {
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key: 'getAttachTo',
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value: function getAttachTo() {
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var opts = parsePosition(this.options.attachTo) || {};
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var returnOpts = extend({}, opts);
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if (typeof opts.element === 'string') {
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// Can't override the element in user opts reference because we can't
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// guarantee that the element will exist in the future.
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returnOpts.element = document.querySelector(opts.element);
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if (!returnOpts.element) {
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console.error('The element for this Shepherd step was not found ' + opts.element);
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}
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}
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return returnOpts;
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}
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}, {
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key: 'setupTether',
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value: function setupTether() {
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if (isUndefined(Tether)) {
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throw new Error("Using the attachment feature of Shepherd requires the Tether library");
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}
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var opts = this.getAttachTo();
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var attachment = ATTACHMENT[opts.on] || ATTACHMENT.right;
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if (isUndefined(opts.element)) {
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opts.element = 'viewport';
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attachment = 'middle center';
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}
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var tetherOpts = {
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classPrefix: 'shepherd',
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element: this.el,
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constraints: [{
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to: 'window',
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pin: true,
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attachment: 'together'
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}],
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target: opts.element,
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offset: opts.offset || '0 0',
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attachment: attachment
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};
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if (this.tether) {
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this.tether.destroy();
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}
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this.tether = new Tether(extend(tetherOpts, this.options.tetherOptions));
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}
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}, {
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key: 'show',
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value: function show() {
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var _this3 = this;
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if (!isUndefined(this.options.beforeShowPromise)) {
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var beforeShowPromise = this.options.beforeShowPromise();
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if (!isUndefined(beforeShowPromise)) {
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return beforeShowPromise.then(function () {
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return _this3._show();
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});
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}
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}
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this._show();
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}
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}, {
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key: '_show',
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value: function _show() {
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var _this4 = this;
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this.trigger('before-show');
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if (!this.el) {
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this.render();
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}
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addClass(this.el, 'shepherd-open');
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document.body.setAttribute('data-shepherd-step', this.id);
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this.setupTether();
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if (this.options.scrollTo) {
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setTimeout(function () {
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_this4.scrollTo();
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});
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}
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this.trigger('show');
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}
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}, {
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key: 'hide',
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value: function hide() {
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this.trigger('before-hide');
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removeClass(this.el, 'shepherd-open');
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document.body.removeAttribute('data-shepherd-step');
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if (this.tether) {
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this.tether.destroy();
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}
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this.tether = null;
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this.trigger('hide');
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}
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}, {
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key: 'isOpen',
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value: function isOpen() {
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return this.el && hasClass(this.el, 'shepherd-open');
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}
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}, {
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key: 'cancel',
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value: function cancel() {
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this.tour.cancel();
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this.trigger('cancel');
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}
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}, {
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key: 'complete',
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value: function complete() {
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this.tour.complete();
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this.trigger('complete');
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}
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}, {
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key: 'scrollTo',
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value: function scrollTo() {
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var _getAttachTo = this.getAttachTo();
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var element = _getAttachTo.element;
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if (!isUndefined(this.options.scrollToHandler)) {
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this.options.scrollToHandler(element);
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} else if (!isUndefined(element)) {
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element.scrollIntoView();
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}
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}
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}, {
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key: 'destroy',
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value: function destroy() {
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if (!isUndefined(this.el) && this.el.parentNode) {
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this.el.parentNode.removeChild(this.el);
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delete this.el;
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}
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if (this.tether) {
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this.tether.destroy();
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}
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this.tether = null;
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this.trigger('destroy');
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}
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}, {
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key: 'render',
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value: function render() {
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var _this5 = this;
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if (!isUndefined(this.el)) {
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this.destroy();
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}
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this.el = createFromHTML('<div class=\'shepherd-step ' + (this.options.classes || '') + '\' data-id=\'' + this.id + '\' ' + (this.options.idAttribute ? 'id="' + this.options.idAttribute + '"' : '') + '></div>');
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var content = document.createElement('div');
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content.className = 'shepherd-content';
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this.el.appendChild(content);
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var header = document.createElement('header');
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content.appendChild(header);
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if (this.options.title) {
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header.innerHTML += '<h3 class=\'shepherd-title\'>' + this.options.title + '</h3>';
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this.el.className += ' shepherd-has-title';
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}
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if (this.options.showCancelLink) {
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var link = createFromHTML("<a href class='shepherd-cancel-link'>✕</a>");
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header.appendChild(link);
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this.el.className += ' shepherd-has-cancel-link';
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this.bindCancelLink(link);
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}
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if (!isUndefined(this.options.text)) {
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(function () {
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var text = createFromHTML("<div class='shepherd-text'></div>");
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var paragraphs = _this5.options.text;
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if (typeof paragraphs === 'function') {
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paragraphs = paragraphs.call(_this5, text);
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}
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if (paragraphs instanceof HTMLElement) {
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text.appendChild(paragraphs);
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} else {
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if (typeof paragraphs === 'string') {
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paragraphs = [paragraphs];
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}
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paragraphs.map(function (paragraph) {
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text.innerHTML += '<p>' + paragraph + '</p>';
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});
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}
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content.appendChild(text);
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})();
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}
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if (this.options.buttons) {
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(function () {
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var footer = document.createElement('footer');
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var buttons = createFromHTML("<ul class='shepherd-buttons'></ul>");
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_this5.options.buttons.map(function (cfg) {
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var button = createFromHTML('<li><a class=\'shepherd-button ' + (cfg.classes || '') + '\'>' + cfg.text + '</a>');
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buttons.appendChild(button);
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_this5.bindButtonEvents(cfg, button.querySelector('a'));
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});
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footer.appendChild(buttons);
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content.appendChild(footer);
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})();
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}
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document.body.appendChild(this.el);
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this.setupTether();
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if (this.options.advanceOn) {
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this.bindAdvance();
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}
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}
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}, {
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key: 'bindCancelLink',
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value: function bindCancelLink(link) {
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var _this6 = this;
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link.addEventListener('click', function (e) {
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e.preventDefault();
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_this6.cancel();
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});
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}
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}, {
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key: 'bindButtonEvents',
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value: function bindButtonEvents(cfg, el) {
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var _this7 = this;
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cfg.events = cfg.events || {};
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if (!isUndefined(cfg.action)) {
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// Including both a click event and an action is not supported
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cfg.events.click = cfg.action;
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}
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for (var _event2 in cfg.events) {
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if (({}).hasOwnProperty.call(cfg.events, _event2)) {
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var handler = cfg.events[_event2];
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if (typeof handler === 'string') {
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(function () {
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var page = handler;
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handler = function () {
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return _this7.tour.show(page);
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};
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})();
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}
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el.addEventListener(_event2, handler);
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}
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}
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this.on('destroy', function () {
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for (var _event3 in cfg.events) {
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if (({}).hasOwnProperty.call(cfg.events, _event3)) {
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var handler = cfg.events[_event3];
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el.removeEventListener(_event3, handler);
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}
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}
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});
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}
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}]);
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return Step;
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})(Evented);
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var Tour = (function (_Evented2) {
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_inherits(Tour, _Evented2);
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function Tour() {
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var _this8 = this;
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var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
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_classCallCheck(this, Tour);
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_get(Object.getPrototypeOf(Tour.prototype), 'constructor', this).call(this, options);
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this.bindMethods();
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this.options = options;
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this.steps = this.options.steps || [];
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// Pass these events onto the global Shepherd object
|
|
var events = ['complete', 'cancel', 'hide', 'start', 'show', 'active', 'inactive'];
|
|
events.map(function (event) {
|
|
(function (e) {
|
|
_this8.on(e, function (opts) {
|
|
opts = opts || {};
|
|
opts.tour = _this8;
|
|
Shepherd.trigger(e, opts);
|
|
});
|
|
})(event);
|
|
});
|
|
|
|
return this;
|
|
}
|
|
|
|
_createClass(Tour, [{
|
|
key: 'bindMethods',
|
|
value: function bindMethods() {
|
|
var _this9 = this;
|
|
|
|
var methods = ['next', 'back', 'cancel', 'complete', 'hide'];
|
|
methods.map(function (method) {
|
|
_this9[method] = _this9[method].bind(_this9);
|
|
});
|
|
}
|
|
}, {
|
|
key: 'addStep',
|
|
value: function addStep(name, step) {
|
|
if (isUndefined(step)) {
|
|
step = name;
|
|
}
|
|
|
|
if (!(step instanceof Step)) {
|
|
if (typeof name === 'string' || typeof name === 'number') {
|
|
step.id = name.toString();
|
|
}
|
|
step = extend({}, this.options.defaults, step);
|
|
step = new Step(this, step);
|
|
} else {
|
|
step.tour = this;
|
|
}
|
|
|
|
this.steps.push(step);
|
|
return this;
|
|
}
|
|
}, {
|
|
key: 'removeStep',
|
|
value: function removeStep(name) {
|
|
var current = this.getCurrentStep();
|
|
|
|
for (var i = 0; i < this.steps.length; ++i) {
|
|
var step = this.steps[i];
|
|
if (step.id === name) {
|
|
if (step.isOpen()) {
|
|
step.hide();
|
|
}
|
|
step.destroy();
|
|
this.steps.splice(i, 1);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (current && current.id === name) {
|
|
this.currentStep = undefined;
|
|
|
|
if (this.steps.length) this.show(0);else this.hide();
|
|
}
|
|
}
|
|
}, {
|
|
key: 'getById',
|
|
value: function getById(id) {
|
|
for (var i = 0; i < this.steps.length; ++i) {
|
|
var step = this.steps[i];
|
|
if (step.id === id) {
|
|
return step;
|
|
}
|
|
}
|
|
}
|
|
}, {
|
|
key: 'getCurrentStep',
|
|
value: function getCurrentStep() {
|
|
return this.currentStep;
|
|
}
|
|
}, {
|
|
key: 'next',
|
|
value: function next() {
|
|
var index = this.steps.indexOf(this.currentStep);
|
|
|
|
if (index === this.steps.length - 1) {
|
|
this.hide(index);
|
|
this.trigger('complete');
|
|
this.done();
|
|
} else {
|
|
this.show(index + 1, true);
|
|
}
|
|
}
|
|
}, {
|
|
key: 'back',
|
|
value: function back() {
|
|
var index = this.steps.indexOf(this.currentStep);
|
|
this.show(index - 1, false);
|
|
}
|
|
}, {
|
|
key: 'cancel',
|
|
value: function cancel() {
|
|
if (this.currentStep) {
|
|
this.currentStep.hide();
|
|
}
|
|
this.trigger('cancel');
|
|
this.done();
|
|
}
|
|
}, {
|
|
key: 'complete',
|
|
value: function complete() {
|
|
if (this.currentStep) {
|
|
this.currentStep.hide();
|
|
}
|
|
this.trigger('complete');
|
|
this.done();
|
|
}
|
|
}, {
|
|
key: 'hide',
|
|
value: function hide() {
|
|
if (this.currentStep) {
|
|
this.currentStep.hide();
|
|
}
|
|
this.trigger('hide');
|
|
this.done();
|
|
}
|
|
}, {
|
|
key: 'done',
|
|
value: function done() {
|
|
Shepherd.activeTour = null;
|
|
removeClass(document.body, 'shepherd-active');
|
|
this.trigger('inactive', { tour: this });
|
|
}
|
|
}, {
|
|
key: 'show',
|
|
value: function show() {
|
|
var key = arguments.length <= 0 || arguments[0] === undefined ? 0 : arguments[0];
|
|
var forward = arguments.length <= 1 || arguments[1] === undefined ? true : arguments[1];
|
|
|
|
if (this.currentStep) {
|
|
this.currentStep.hide();
|
|
} else {
|
|
addClass(document.body, 'shepherd-active');
|
|
this.trigger('active', { tour: this });
|
|
}
|
|
|
|
Shepherd.activeTour = this;
|
|
|
|
var next = undefined;
|
|
|
|
if (typeof key === 'string') {
|
|
next = this.getById(key);
|
|
} else {
|
|
next = this.steps[key];
|
|
}
|
|
|
|
if (next) {
|
|
if (!isUndefined(next.options.showOn) && !next.options.showOn()) {
|
|
var index = this.steps.indexOf(next);
|
|
var nextIndex = forward ? index + 1 : index - 1;
|
|
this.show(nextIndex, forward);
|
|
} else {
|
|
this.trigger('show', {
|
|
step: next,
|
|
previous: this.currentStep
|
|
});
|
|
|
|
if (this.currentStep) {
|
|
this.currentStep.hide();
|
|
}
|
|
|
|
this.currentStep = next;
|
|
next.show();
|
|
}
|
|
}
|
|
}
|
|
}, {
|
|
key: 'start',
|
|
value: function start() {
|
|
this.trigger('start');
|
|
|
|
this.currentStep = null;
|
|
this.next();
|
|
}
|
|
}]);
|
|
|
|
return Tour;
|
|
})(Evented);
|
|
|
|
extend(Shepherd, { Tour: Tour, Step: Step, Evented: Evented });
|
|
return Shepherd;
|
|
|
|
}));
|