frontend/app/assets/javascripts/clipboard.js
/*!
* clipboard.js v1.6.1
* 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) {
var DOCUMENT_NODE_TYPE = 9;
/**
* A polyfill for Element.matches()
*/
if (typeof Element !== 'undefined' && !Element.prototype.matches) {
var proto = Element.prototype;
proto.matches =
proto.matchesSelector ||
proto.mozMatchesSelector ||
proto.msMatchesSelector ||
proto.oMatchesSelector ||
proto.webkitMatchesSelector;
}
/**
* Finds the closest parent that matches a selector.
*
* @param {Element} element
* @param {String} selector
* @return {Function}
*/
function closest(element, selector) {
while (element && element.nodeType !== DOCUMENT_NODE_TYPE) {
if (element.matches(selector)) return element;
element = element.parentNode;
}
}
module.exports = closest;
},
{},
],
2: [
function (require, module, exports) {
var closest = require('./closest');
/**
* Delegates event to a selector.
*
* @param {Element} element
* @param {String} selector
* @param {String} type
* @param {Function} callback
* @param {Boolean} useCapture
* @return {Object}
*/
function delegate(element, selector, type, callback, useCapture) {
var listenerFn = listener.apply(this, arguments);
element.addEventListener(type, listenerFn, useCapture);
return {
destroy: function () {
element.removeEventListener(type, listenerFn, useCapture);
},
};
}
/**
* Finds closest match and invokes callback.
*
* @param {Element} element
* @param {String} selector
* @param {String} type
* @param {Function} callback
* @return {Function}
*/
function listener(element, selector, type, callback) {
return function (e) {
e.delegateTarget = closest(e.target, selector);
if (e.delegateTarget) {
callback.call(element, e);
}
};
}
module.exports = delegate;
},
{ './closest': 1 },
],
3: [
function (require, module, exports) {
/**
* Check if argument is a HTML element.
*
* @param {Object} value
* @return {Boolean}
*/
exports.node = function (value) {
return (
value !== undefined &&
value instanceof HTMLElement &&
value.nodeType === 1
);
};
/**
* Check if argument is a list of HTML elements.
*
* @param {Object} value
* @return {Boolean}
*/
exports.nodeList = function (value) {
var type = Object.prototype.toString.call(value);
return (
value !== undefined &&
(type === '[object NodeList]' ||
type === '[object HTMLCollection]') &&
'length' in value &&
(value.length === 0 || exports.node(value[0]))
);
};
/**
* Check if argument is a string.
*
* @param {Object} value
* @return {Boolean}
*/
exports.string = function (value) {
return typeof value === 'string' || value instanceof String;
};
/**
* Check if argument is a function.
*
* @param {Object} value
* @return {Boolean}
*/
exports.fn = function (value) {
var type = Object.prototype.toString.call(value);
return type === '[object Function]';
};
},
{},
],
4: [
function (require, module, exports) {
var is = require('./is');
var delegate = require('delegate');
/**
* Validates all params and calls the right
* listener function based on its target type.
*
* @param {String|HTMLElement|HTMLCollection|NodeList} target
* @param {String} type
* @param {Function} callback
* @return {Object}
*/
function listen(target, type, callback) {
if (!target && !type && !callback) {
throw new Error('Missing required arguments');
}
if (!is.string(type)) {
throw new TypeError('Second argument must be a String');
}
if (!is.fn(callback)) {
throw new TypeError('Third argument must be a Function');
}
if (is.node(target)) {
return listenNode(target, type, callback);
} else if (is.nodeList(target)) {
return listenNodeList(target, type, callback);
} else if (is.string(target)) {
return listenSelector(target, type, callback);
} else {
throw new TypeError(
'First argument must be a String, HTMLElement, HTMLCollection, or NodeList'
);
}
}
/**
* Adds an event listener to a HTML element
* and returns a remove listener function.
*
* @param {HTMLElement} node
* @param {String} type
* @param {Function} callback
* @return {Object}
*/
function listenNode(node, type, callback) {
node.addEventListener(type, callback);
return {
destroy: function () {
node.removeEventListener(type, callback);
},
};
}
/**
* Add an event listener to a list of HTML elements
* and returns a remove listener function.
*
* @param {NodeList|HTMLCollection} nodeList
* @param {String} type
* @param {Function} callback
* @return {Object}
*/
function listenNodeList(nodeList, type, callback) {
Array.prototype.forEach.call(nodeList, function (node) {
node.addEventListener(type, callback);
});
return {
destroy: function () {
Array.prototype.forEach.call(nodeList, function (node) {
node.removeEventListener(type, callback);
});
},
};
}
/**
* Add an event listener to a selector
* and returns a remove listener function.
*
* @param {String} selector
* @param {String} type
* @param {Function} callback
* @return {Object}
*/
function listenSelector(selector, type, callback) {
return delegate(document.body, selector, type, callback);
}
module.exports = listen;
},
{ './is': 3, delegate: 2 },
],
5: [
function (require, module, exports) {
function select(element) {
var selectedText;
if (element.nodeName === 'SELECT') {
element.focus();
selectedText = element.value;
} else if (
element.nodeName === 'INPUT' ||
element.nodeName === 'TEXTAREA'
) {
var isReadOnly = element.hasAttribute('readonly');
if (!isReadOnly) {
element.setAttribute('readonly', '');
}
element.select();
element.setSelectionRange(0, element.value.length);
if (!isReadOnly) {
element.removeAttribute('readonly');
}
selectedText = element.value;
} else {
if (element.hasAttribute('contenteditable')) {
element.focus();
}
var selection = window.getSelection();
var range = document.createRange();
range.selectNodeContents(element);
selection.removeAllRanges();
selection.addRange(range);
selectedText = selection.toString();
}
return selectedText;
}
module.exports = select;
},
{},
],
6: [
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;
function listener() {
self.off(name, listener);
callback.apply(ctx, arguments);
}
listener._ = callback;
return this.on(name, listener, 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 && 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;
},
{},
],
7: [
function (require, module, exports) {
(function (global, factory) {
if (typeof define === 'function' && define.amd) {
define(['module', 'select'], factory);
} else if (typeof exports !== 'undefined') {
factory(module, require('select'));
} else {
var mod = {
exports: {},
};
factory(mod, global.select);
global.clipboardAction = mod.exports;
}
})(this, function (module, _select) {
'use strict';
var _select2 = _interopRequireDefault(_select);
function _interopRequireDefault(obj) {
return obj && obj.__esModule
? obj
: {
default: obj,
};
}
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;
};
function _classCallCheck(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 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
*/
_createClass(ClipboardAction, [
{
key: 'resolveOptions',
value: 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 = '';
},
},
{
key: 'initSelection',
value: function initSelection() {
if (this.text) {
this.selectFake();
} else if (this.target) {
this.selectTarget();
}
},
},
{
key: 'selectFake',
value: function selectFake() {
var _this = this;
var isRTL =
document.documentElement.getAttribute('dir') == 'rtl';
this.removeFake();
this.fakeHandlerCallback = function () {
return _this.removeFake();
};
this.fakeHandler =
document.body.addEventListener(
'click',
this.fakeHandlerCallback
) || true;
this.fakeElem = document.createElement('textarea');
// Prevent zooming on iOS
this.fakeElem.style.fontSize = '12pt';
// Reset box model
this.fakeElem.style.border = '0';
this.fakeElem.style.padding = '0';
this.fakeElem.style.margin = '0';
// Move element out of screen horizontally
this.fakeElem.style.position = 'absolute';
this.fakeElem.style[isRTL ? 'right' : 'left'] = '-9999px';
// Move element to the same position vertically
var yPosition =
window.pageYOffset || document.documentElement.scrollTop;
this.fakeElem.style.top = yPosition + 'px';
this.fakeElem.setAttribute('readonly', '');
this.fakeElem.value = this.text;
document.body.appendChild(this.fakeElem);
this.selectedText = (0, _select2.default)(this.fakeElem);
this.copyText();
},
},
{
key: 'removeFake',
value: function removeFake() {
if (this.fakeHandler) {
document.body.removeEventListener(
'click',
this.fakeHandlerCallback
);
this.fakeHandler = null;
this.fakeHandlerCallback = null;
}
if (this.fakeElem) {
document.body.removeChild(this.fakeElem);
this.fakeElem = null;
}
},
},
{
key: 'selectTarget',
value: function selectTarget() {
this.selectedText = (0, _select2.default)(this.target);
this.copyText();
},
},
{
key: 'copyText',
value: function copyText() {
var succeeded = void 0;
try {
succeeded = document.execCommand(this.action);
} catch (err) {
succeeded = false;
}
this.handleResult(succeeded);
},
},
{
key: 'handleResult',
value: function handleResult(succeeded) {
this.emitter.emit(succeeded ? 'success' : 'error', {
action: this.action,
text: this.selectedText,
trigger: this.trigger,
clearSelection: this.clearSelection.bind(this),
});
},
},
{
key: 'clearSelection',
value: function clearSelection() {
if (this.target) {
this.target.blur();
}
window.getSelection().removeAllRanges();
},
},
{
key: 'destroy',
value: function destroy() {
this.removeFake();
},
},
{
key: 'action',
set: function set() {
var action =
arguments.length > 0 && arguments[0] !== undefined
? arguments[0]
: 'copy';
this._action = action;
if (this._action !== 'copy' && this._action !== 'cut') {
throw new Error(
'Invalid "action" value, use either "copy" or "cut"'
);
}
},
get: function get() {
return this._action;
},
},
{
key: 'target',
set: function set(target) {
if (target !== undefined) {
if (
target &&
(typeof target === 'undefined'
? 'undefined'
: _typeof(target)) === 'object' &&
target.nodeType === 1
) {
if (
this.action === 'copy' &&
target.hasAttribute('disabled')
) {
throw new Error(
'Invalid "target" attribute. Please use "readonly" instead of "disabled" attribute'
);
}
if (
this.action === 'cut' &&
(target.hasAttribute('readonly') ||
target.hasAttribute('disabled'))
) {
throw new Error(
'Invalid "target" attribute. You can\'t cut text from elements with "readonly" or "disabled" attributes'
);
}
this._target = target;
} else {
throw new Error(
'Invalid "target" value, use a valid Element'
);
}
}
},
get: function get() {
return this._target;
},
},
]);
return ClipboardAction;
})();
module.exports = ClipboardAction;
});
},
{ select: 5 },
],
8: [
function (require, module, exports) {
(function (global, factory) {
if (typeof define === 'function' && define.amd) {
define([
'module',
'./clipboard-action',
'tiny-emitter',
'good-listener',
], factory);
} else if (typeof exports !== 'undefined') {
factory(
module,
require('./clipboard-action'),
require('tiny-emitter'),
require('good-listener')
);
} else {
var mod = {
exports: {},
};
factory(
mod,
global.clipboardAction,
global.tinyEmitter,
global.goodListener
);
global.clipboard = mod.exports;
}
})(
this,
function (module, _clipboardAction, _tinyEmitter, _goodListener) {
'use strict';
var _clipboardAction2 = _interopRequireDefault(_clipboardAction);
var _tinyEmitter2 = _interopRequireDefault(_tinyEmitter);
var _goodListener2 = _interopRequireDefault(_goodListener);
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');
}
}
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 _possibleConstructorReturn(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;
}
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 Clipboard = (function (_Emitter) {
_inherits(Clipboard, _Emitter);
/**
* @param {String|HTMLElement|HTMLCollection|NodeList} trigger
* @param {Object} options
*/
function Clipboard(trigger, options) {
_classCallCheck(this, Clipboard);
var _this = _possibleConstructorReturn(
this,
(
Clipboard.__proto__ || Object.getPrototypeOf(Clipboard)
).call(this)
);
_this.resolveOptions(options);
_this.listenClick(trigger);
return _this;
}
/**
* Defines if attributes would be resolved using internal setter functions
* or custom functions that were passed in the constructor.
* @param {Object} options
*/
_createClass(
Clipboard,
[
{
key: 'resolveOptions',
value: 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;
},
},
{
key: 'listenClick',
value: function listenClick(trigger) {
var _this2 = this;
this.listener = (0, _goodListener2.default)(
trigger,
'click',
function (e) {
return _this2.onClick(e);
}
);
},
},
{
key: 'onClick',
value: function onClick(e) {
var trigger = e.delegateTarget || e.currentTarget;
if (this.clipboardAction) {
this.clipboardAction = null;
}
this.clipboardAction = new _clipboardAction2.default({
action: this.action(trigger),
target: this.target(trigger),
text: this.text(trigger),
trigger: trigger,
emitter: this,
});
},
},
{
key: 'defaultAction',
value: function defaultAction(trigger) {
return getAttributeValue('action', trigger);
},
},
{
key: 'defaultTarget',
value: function defaultTarget(trigger) {
var selector = getAttributeValue('target', trigger);
if (selector) {
return document.querySelector(selector);
}
},
},
{
key: 'defaultText',
value: function defaultText(trigger) {
return getAttributeValue('text', trigger);
},
},
{
key: 'destroy',
value: function destroy() {
this.listener.destroy();
if (this.clipboardAction) {
this.clipboardAction.destroy();
this.clipboardAction = null;
}
},
},
],
[
{
key: 'isSupported',
value: function isSupported() {
var action =
arguments.length > 0 && arguments[0] !== undefined
? arguments[0]
: ['copy', 'cut'];
var actions =
typeof action === 'string' ? [action] : action;
var support = !!document.queryCommandSupported;
actions.forEach(function (action) {
support =
support && !!document.queryCommandSupported(action);
});
return support;
},
},
]
);
return Clipboard;
})(_tinyEmitter2.default);
/**
* Helper function to retrieve attribute value.
* @param {String} suffix
* @param {Element} element
*/
function getAttributeValue(suffix, element) {
var attribute = 'data-clipboard-' + suffix;
if (!element.hasAttribute(attribute)) {
return;
}
return element.getAttribute(attribute);
}
module.exports = Clipboard;
}
);
},
{ './clipboard-action': 7, 'good-listener': 4, 'tiny-emitter': 6 },
],
},
{},
[8]
)(8);
});