/*! * clipboard.js v1.4.2 * https://zenorocha.github.io/clipboard.js * * Licensed MIT © Zeno Rocha */ (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Clipboard = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ /** * Module dependencies. */ var closest = require('closest') , event = require('component-event'); /** * Delegate event `type` to `selector` * and invoke `fn(e)`. A callback function * is returned which may be passed to `.unbind()`. * * @param {Element} el * @param {String} selector * @param {String} type * @param {Function} fn * @param {Boolean} capture * @return {Function} * @api public */ // Some events don't bubble, so we want to bind to the capture phase instead // when delegating. var forceCaptureEvents = ['focus', 'blur']; exports.bind = function(el, selector, type, fn, capture){ if (forceCaptureEvents.indexOf(type) !== -1) capture = true; return event.bind(el, type, function(e){ var target = e.target || e.srcElement; e.delegateTarget = closest(target, selector, true, el); if (e.delegateTarget) fn.call(el, e); }, capture); }; /** * Unbind event `type`'s callback `fn`. * * @param {Element} el * @param {String} type * @param {Function} fn * @param {Boolean} capture * @api public */ exports.unbind = function(el, type, fn, capture){ if (forceCaptureEvents.indexOf(type) !== -1) capture = true; event.unbind(el, type, fn, capture); }; },{"closest":2,"component-event":4}],2:[function(require,module,exports){ var matches = require('matches-selector') module.exports = function (element, selector, checkYoSelf) { var parent = checkYoSelf ? element : element.parentNode while (parent && parent !== document) { if (matches(parent, selector)) return parent; parent = parent.parentNode } } },{"matches-selector":3}],3:[function(require,module,exports){ /** * Element prototype. */ var proto = Element.prototype; /** * Vendor function. */ var vendor = proto.matchesSelector || proto.webkitMatchesSelector || proto.mozMatchesSelector || proto.msMatchesSelector || proto.oMatchesSelector; /** * Expose `match()`. */ module.exports = match; /** * Match `el` to `selector`. * * @param {Element} el * @param {String} selector * @return {Boolean} * @api public */ function match(el, selector) { if (vendor) return vendor.call(el, selector); var nodes = el.parentNode.querySelectorAll(selector); for (var i = 0; i < nodes.length; ++i) { if (nodes[i] == el) return true; } return false; } },{}],4:[function(require,module,exports){ var bind = window.addEventListener ? 'addEventListener' : 'attachEvent', unbind = window.removeEventListener ? 'removeEventListener' : 'detachEvent', prefix = bind !== 'addEventListener' ? 'on' : ''; /** * Bind `el` event `type` to `fn`. * * @param {Element} el * @param {String} type * @param {Function} fn * @param {Boolean} capture * @return {Function} * @api public */ exports.bind = function(el, type, fn, capture){ el[bind](prefix + type, fn, capture || false); return fn; }; /** * Unbind `el` event `type`'s callback `fn`. * * @param {Element} el * @param {String} type * @param {Function} fn * @param {Boolean} capture * @return {Function} * @api public */ exports.unbind = function(el, type, fn, capture){ el[unbind](prefix + type, fn, capture || false); return fn; }; },{}],5:[function(require,module,exports){ function E () { // Keep this empty so it's easier to inherit from // (via https://github.com/lipsmack from https://github.com/scottcorgan/tiny-emitter/issues/3) } E.prototype = { on: function (name, callback, ctx) { var e = this.e || (this.e = {}); (e[name] || (e[name] = [])).push({ fn: callback, ctx: ctx }); return this; }, once: function (name, callback, ctx) { var self = this; var fn = function () { self.off(name, fn); callback.apply(ctx, arguments); }; return this.on(name, fn, ctx); }, emit: function (name) { var data = [].slice.call(arguments, 1); var evtArr = ((this.e || (this.e = {}))[name] || []).slice(); var i = 0; var len = evtArr.length; for (i; i < len; i++) { evtArr[i].fn.apply(evtArr[i].ctx, data); } return this; }, off: function (name, callback) { var e = this.e || (this.e = {}); var evts = e[name]; var liveEvents = []; if (evts && callback) { for (var i = 0, len = evts.length; i < len; i++) { if (evts[i].fn !== callback) liveEvents.push(evts[i]); } } // Remove event from queue to prevent memory leak // Suggested by https://github.com/lazd // Ref: https://github.com/scottcorgan/tiny-emitter/commit/c6ebfaa9bc973b33d110a84a307742b7cf94c953#commitcomment-5024910 (liveEvents.length) ? e[name] = liveEvents : delete e[name]; return this; } }; module.exports = E; },{}],6:[function(require,module,exports){ /** * Inner class which performs selection from either `text` or `target` * properties and then executes copy or cut operations. */ 'use strict'; exports.__esModule = true; 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; }; })(); function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } var ClipboardAction = (function () { /** * @param {Object} options */ function ClipboardAction(options) { _classCallCheck(this, ClipboardAction); this.resolveOptions(options); this.initSelection(); } /** * Defines base properties passed from constructor. * @param {Object} options */ ClipboardAction.prototype.resolveOptions = function resolveOptions() { var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0]; this.action = options.action; this.emitter = options.emitter; this.target = options.target; this.text = options.text; this.trigger = options.trigger; this.selectedText = ''; }; /** * Decides which selection strategy is going to be applied based * on the existence of `text` and `target` properties. */ ClipboardAction.prototype.initSelection = function initSelection() { if (this.text && this.target) { throw new Error('Multiple attributes declared, use either "target" or "text"'); } else if (this.text) { this.selectFake(); } else if (this.target) { this.selectTarget(); } else { throw new Error('Missing required attributes, use either "target" or "text"'); } }; /** * Creates a fake textarea element, sets its value from `text` property, * and makes a selection on it. */ ClipboardAction.prototype.selectFake = function selectFake() { var _this = this; this.removeFake(); this.fakeHandler = document.body.addEventListener('click', function () { return _this.removeFake(); }); this.fakeElem = document.createElement('textarea'); this.fakeElem.style.position = 'absolute'; this.fakeElem.style.left = '-9999px'; this.fakeElem.style.top = (window.pageYOffset || document.documentElement.scrollTop) + 'px'; this.fakeElem.setAttribute('readonly', ''); this.fakeElem.value = this.text; this.selectedText = this.text; document.body.appendChild(this.fakeElem); this.fakeElem.select(); this.copyText(); }; /** * Only removes the fake element after another click event, that way * a user can hit `Ctrl+C` to copy because selection still exists. */ ClipboardAction.prototype.removeFake = function removeFake() { if (this.fakeHandler) { document.body.removeEventListener('click'); this.fakeHandler = null; } if (this.fakeElem) { document.body.removeChild(this.fakeElem); this.fakeElem = null; } }; /** * Selects the content from element passed on `target` property. */ ClipboardAction.prototype.selectTarget = function selectTarget() { if (this.target.nodeName === 'INPUT' || this.target.nodeName === 'TEXTAREA') { this.target.select(); this.selectedText = this.target.value; } else { var range = document.createRange(); var selection = window.getSelection(); selection.removeAllRanges(); range.selectNodeContents(this.target); selection.addRange(range); this.selectedText = selection.toString(); } this.copyText(); }; /** * Executes the copy operation based on the current selection. */ ClipboardAction.prototype.copyText = function copyText() { var succeeded = undefined; try { succeeded = document.execCommand(this.action); } catch (err) { succeeded = false; } this.handleResult(succeeded); }; /** * Fires an event based on the copy operation result. * @param {Boolean} succeeded */ ClipboardAction.prototype.handleResult = function handleResult(succeeded) { if (succeeded) { this.emitter.emit('success', { action: this.action, text: this.selectedText, trigger: this.trigger, clearSelection: this.clearSelection.bind(this) }); } else { this.emitter.emit('error', { action: this.action, trigger: this.trigger, clearSelection: this.clearSelection.bind(this) }); } }; /** * Removes current selection and focus from `target` element. */ ClipboardAction.prototype.clearSelection = function clearSelection() { if (this.target) { this.target.blur(); } window.getSelection().removeAllRanges(); }; /** * Sets the `action` to be performed which can be either 'copy' or 'cut'. * @param {String} action */ /** * Destroy lifecycle. */ ClipboardAction.prototype.destroy = function destroy() { this.removeFake(); }; _createClass(ClipboardAction, [{ key: 'action', set: function set() { var action = arguments.length <= 0 || arguments[0] === undefined ? 'copy' : arguments[0]; this._action = action; if (this._action !== 'copy' && this._action !== 'cut') { throw new Error('Invalid "action" value, use either "copy" or "cut"'); } }, /** * Gets the `action` property. * @return {String} */ get: function get() { return this._action; } /** * Sets the `target` property using an element * that will be have its content copied. * @param {Element} target */ }, { key: 'target', set: function set(target) { if (target !== undefined) { if (target && typeof target === 'object' && target.nodeType === 1) { this._target = target; } else { throw new Error('Invalid "target" value, use a valid Element'); } } }, /** * Gets the `target` property. * @return {String|HTMLElement} */ get: function get() { return this._target; } }]); return ClipboardAction; })(); exports['default'] = ClipboardAction; module.exports = exports['default']; },{}],7:[function(require,module,exports){ 'use strict'; exports.__esModule = true; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } 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; } var _clipboardAction = require('./clipboard-action'); var _clipboardAction2 = _interopRequireDefault(_clipboardAction); var _delegateEvents = require('delegate-events'); var _delegateEvents2 = _interopRequireDefault(_delegateEvents); var _tinyEmitter = require('tiny-emitter'); var _tinyEmitter2 = _interopRequireDefault(_tinyEmitter); /** * Base class which takes a selector, delegates a click event to it, * and instantiates a new `ClipboardAction` on each click. */ var Clipboard = (function (_Emitter) { _inherits(Clipboard, _Emitter); /** * @param {String} selector * @param {Object} options */ function Clipboard(selector, options) { _classCallCheck(this, Clipboard); _Emitter.call(this); this.resolveOptions(options); this.delegateClick(selector); } /** * Helper function to retrieve attribute value. * @param {String} suffix * @param {Element} element */ /** * Defines if attributes would be resolved using internal setter functions * or custom functions that were passed in the constructor. * @param {Object} options */ Clipboard.prototype.resolveOptions = function resolveOptions() { var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0]; this.action = typeof options.action === 'function' ? options.action : this.defaultAction; this.target = typeof options.target === 'function' ? options.target : this.defaultTarget; this.text = typeof options.text === 'function' ? options.text : this.defaultText; }; /** * Delegates a click event on the passed selector. * @param {String} selector */ Clipboard.prototype.delegateClick = function delegateClick(selector) { var _this = this; this.binding = _delegateEvents2['default'].bind(document.body, selector, 'click', function (e) { return _this.onClick(e); }); }; /** * Undelegates a click event on body. * @param {String} selector */ Clipboard.prototype.undelegateClick = function undelegateClick() { _delegateEvents2['default'].unbind(document.body, 'click', this.binding); }; /** * Defines a new `ClipboardAction` on each click event. * @param {Event} e */ Clipboard.prototype.onClick = function onClick(e) { if (this.clipboardAction) { this.clipboardAction = null; } this.clipboardAction = new _clipboardAction2['default']({ action: this.action(e.delegateTarget), target: this.target(e.delegateTarget), text: this.text(e.delegateTarget), trigger: e.delegateTarget, emitter: this }); }; /** * Default `action` lookup function. * @param {Element} trigger */ Clipboard.prototype.defaultAction = function defaultAction(trigger) { return getAttributeValue('action', trigger); }; /** * Default `target` lookup function. * @param {Element} trigger */ Clipboard.prototype.defaultTarget = function defaultTarget(trigger) { var selector = getAttributeValue('target', trigger); if (selector) { return document.querySelector(selector); } }; /** * Default `text` lookup function. * @param {Element} trigger */ Clipboard.prototype.defaultText = function defaultText(trigger) { return getAttributeValue('text', trigger); }; /** * Destroy lifecycle. */ Clipboard.prototype.destroy = function destroy() { this.undelegateClick(); if (this.clipboardAction) { this.clipboardAction.destroy(); this.clipboardAction = null; } }; return Clipboard; })(_tinyEmitter2['default']); function getAttributeValue(suffix, element) { var attribute = 'data-clipboard-' + suffix; if (!element.hasAttribute(attribute)) { return; } return element.getAttribute(attribute); } exports['default'] = Clipboard; module.exports = exports['default']; },{"./clipboard-action":6,"delegate-events":1,"tiny-emitter":5}]},{},[7])(7) });