diff options
author | Robert Speicher <rspeicher@gmail.com> | 2015-10-01 01:09:17 +0300 |
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committer | Robert Speicher <rspeicher@gmail.com> | 2015-10-23 16:29:09 +0300 |
commit | 201641594d66b04d811f99e106466c45ba7fc1e6 (patch) | |
tree | 56425c2b379b7932e7c2c6fc32548270af8ec099 /vendor/assets/javascripts/clipboard.js | |
parent | 2b51823017faec1d75852bcd318bd502099d692d (diff) |
Vendor clipboard.js
Diffstat (limited to 'vendor/assets/javascripts/clipboard.js')
-rw-r--r-- | vendor/assets/javascripts/clipboard.js | 621 |
1 files changed, 621 insertions, 0 deletions
diff --git a/vendor/assets/javascripts/clipboard.js b/vendor/assets/javascripts/clipboard.js new file mode 100644 index 00000000000..1b1f4f0bd63 --- /dev/null +++ b/vendor/assets/javascripts/clipboard.js @@ -0,0 +1,621 @@ +/*! + * 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) +});
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