wp-includes/js/clipboard.js
/*!
* clipboard.js v2.0.11
* https://clipboardjs.com/
*
* Licensed MIT © Zeno Rocha
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["ClipboardJS"] = factory();
else
root["ClipboardJS"] = factory();
})(this, function() {
return /******/ (function() { // webpackBootstrap
/******/ var __webpack_modules__ = ({
/***/ 686:
/***/ (function(__unused_webpack_module, __webpack_exports__, __webpack_require__) {
"use strict";
// EXPORTS
__webpack_require__.d(__webpack_exports__, {
"default": function() { return /* binding */ clipboard; }
});
// EXTERNAL MODULE: ./node_modules/tiny-emitter/index.js
var tiny_emitter = __webpack_require__(279);
var tiny_emitter_default = /*#__PURE__*/__webpack_require__.n(tiny_emitter);
// EXTERNAL MODULE: ./node_modules/good-listener/src/listen.js
var listen = __webpack_require__(370);
var listen_default = /*#__PURE__*/__webpack_require__.n(listen);
// EXTERNAL MODULE: ./node_modules/select/src/select.js
var src_select = __webpack_require__(817);
var select_default = /*#__PURE__*/__webpack_require__.n(src_select);
;// CONCATENATED MODULE: ./src/common/command.js
/**
* Executes a given operation type.
* @param {String} type
* @return {Boolean}
*/
function command(type) {
try {
return document.execCommand(type);
} catch (err) {
return false;
}
}
;// CONCATENATED MODULE: ./src/actions/cut.js
/**
* Cut action wrapper.
* @param {String|HTMLElement} target
* @return {String}
*/
var ClipboardActionCut = function ClipboardActionCut(target) {
var selectedText = select_default()(target);
command('cut');
return selectedText;
};
/* harmony default export */ var actions_cut = (ClipboardActionCut);
;// CONCATENATED MODULE: ./src/common/create-fake-element.js
/**
* Creates a fake textarea element with a value.
* @param {String} value
* @return {HTMLElement}
*/
function createFakeElement(value) {
var isRTL = document.documentElement.getAttribute('dir') === 'rtl';
var fakeElement = document.createElement('textarea'); // Prevent zooming on iOS
fakeElement.style.fontSize = '12pt'; // Reset box model
fakeElement.style.border = '0';
fakeElement.style.padding = '0';
fakeElement.style.margin = '0'; // Move element out of screen horizontally
fakeElement.style.position = 'absolute';
fakeElement.style[isRTL ? 'right' : 'left'] = '-9999px'; // Move element to the same position vertically
var yPosition = window.pageYOffset || document.documentElement.scrollTop;
fakeElement.style.top = "".concat(yPosition, "px");
fakeElement.setAttribute('readonly', '');
fakeElement.value = value;
return fakeElement;
}
;// CONCATENATED MODULE: ./src/actions/copy.js
/**
* Create fake copy action wrapper using a fake element.
* @param {String} target
* @param {Object} options
* @return {String}
*/
var fakeCopyAction = function fakeCopyAction(value, options) {
var fakeElement = createFakeElement(value);
options.container.appendChild(fakeElement);
var selectedText = select_default()(fakeElement);
command('copy');
fakeElement.remove();
return selectedText;
};
/**
* Copy action wrapper.
* @param {String|HTMLElement} target
* @param {Object} options
* @return {String}
*/
var ClipboardActionCopy = function ClipboardActionCopy(target) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {
container: document.body
};
var selectedText = '';
if (typeof target === 'string') {
selectedText = fakeCopyAction(target, options);
} else if (target instanceof HTMLInputElement && !['text', 'search', 'url', 'tel', 'password'].includes(target === null || target === void 0 ? void 0 : target.type)) {
// If input type doesn't support `setSelectionRange`. Simulate it. https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/setSelectionRange
selectedText = fakeCopyAction(target.value, options);
} else {
selectedText = select_default()(target);
command('copy');
}
return selectedText;
};
/* harmony default export */ var actions_copy = (ClipboardActionCopy);
;// CONCATENATED MODULE: ./src/actions/default.js
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
/**
* Inner function which performs selection from either `text` or `target`
* properties and then executes copy or cut operations.
* @param {Object} options
*/
var ClipboardActionDefault = function ClipboardActionDefault() {
var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
// Defines base properties passed from constructor.
var _options$action = options.action,
action = _options$action === void 0 ? 'copy' : _options$action,
container = options.container,
target = options.target,
text = options.text; // Sets the `action` to be performed which can be either 'copy' or 'cut'.
if (action !== 'copy' && action !== 'cut') {
throw new Error('Invalid "action" value, use either "copy" or "cut"');
} // Sets the `target` property using an element that will be have its content copied.
if (target !== undefined) {
if (target && _typeof(target) === 'object' && target.nodeType === 1) {
if (action === 'copy' && target.hasAttribute('disabled')) {
throw new Error('Invalid "target" attribute. Please use "readonly" instead of "disabled" attribute');
}
if (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');
}
} else {
throw new Error('Invalid "target" value, use a valid Element');
}
} // Define selection strategy based on `text` property.
if (text) {
return actions_copy(text, {
container: container
});
} // Defines which selection strategy based on `target` property.
if (target) {
return action === 'cut' ? actions_cut(target) : actions_copy(target, {
container: container
});
}
};
/* harmony default export */ var actions_default = (ClipboardActionDefault);
;// CONCATENATED MODULE: ./src/clipboard.js
function clipboard_typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { clipboard_typeof = function _typeof(obj) { return typeof obj; }; } else { clipboard_typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return clipboard_typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a 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); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (clipboard_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
/**
* Helper function to retrieve attribute value.
* @param {String} suffix
* @param {Element} element
*/
function getAttributeValue(suffix, element) {
var attribute = "data-clipboard-".concat(suffix);
if (!element.hasAttribute(attribute)) {
return;
}
return element.getAttribute(attribute);
}
/**
* Base class which takes one or more elements, adds event listeners to them,
* and instantiates a new `ClipboardAction` on each click.
*/
var Clipboard = /*#__PURE__*/function (_Emitter) {
_inherits(Clipboard, _Emitter);
var _super = _createSuper(Clipboard);
/**
* @param {String|HTMLElement|HTMLCollection|NodeList} trigger
* @param {Object} options
*/
function Clipboard(trigger, options) {
var _this;
_classCallCheck(this, Clipboard);
_this = _super.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;
this.container = clipboard_typeof(options.container) === 'object' ? options.container : document.body;
}
/**
* Adds a click event listener to the passed trigger.
* @param {String|HTMLElement|HTMLCollection|NodeList} trigger
*/
}, {
key: "listenClick",
value: function listenClick(trigger) {
var _this2 = this;
this.listener = listen_default()(trigger, 'click', function (e) {
return _this2.onClick(e);
});
}
/**
* Defines a new `ClipboardAction` on each click event.
* @param {Event} e
*/
}, {
key: "onClick",
value: function onClick(e) {
var trigger = e.delegateTarget || e.currentTarget;
var action = this.action(trigger) || 'copy';
var text = actions_default({
action: action,
container: this.container,
target: this.target(trigger),
text: this.text(trigger)
}); // Fires an event based on the copy operation result.
this.emit(text ? 'success' : 'error', {
action: action,
text: text,
trigger: trigger,
clearSelection: function clearSelection() {
if (trigger) {
trigger.focus();
}
window.getSelection().removeAllRanges();
}
});
}
/**
* Default `action` lookup function.
* @param {Element} trigger
*/
}, {
key: "defaultAction",
value: function defaultAction(trigger) {
return getAttributeValue('action', trigger);
}
/**
* Default `target` lookup function.
* @param {Element} trigger
*/
}, {
key: "defaultTarget",
value: function defaultTarget(trigger) {
var selector = getAttributeValue('target', trigger);
if (selector) {
return document.querySelector(selector);
}
}
/**
* Allow fire programmatically a copy action
* @param {String|HTMLElement} target
* @param {Object} options
* @returns Text copied.
*/
}, {
key: "defaultText",
/**
* Default `text` lookup function.
* @param {Element} trigger
*/
value: function defaultText(trigger) {
return getAttributeValue('text', trigger);
}
/**
* Destroy lifecycle.
*/
}, {
key: "destroy",
value: function destroy() {
this.listener.destroy();
}
}], [{
key: "copy",
value: function copy(target) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {
container: document.body
};
return actions_copy(target, options);
}
/**
* Allow fire programmatically a cut action
* @param {String|HTMLElement} target
* @returns Text cutted.
*/
}, {
key: "cut",
value: function cut(target) {
return actions_cut(target);
}
/**
* Returns the support of the given action, or all actions if no action is
* given.
* @param {String} [action]
*/
}, {
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;
}((tiny_emitter_default()));
/* harmony default export */ var clipboard = (Clipboard);
/***/ }),
/***/ 828:
/***/ (function(module) {
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 (typeof element.matches === 'function' &&
element.matches(selector)) {
return element;
}
element = element.parentNode;
}
}
module.exports = closest;
/***/ }),
/***/ 438:
/***/ (function(module, __unused_webpack_exports, __webpack_require__) {
var closest = __webpack_require__(828);
/**
* 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);
}
}
}
/**
* Delegates event to a selector.
*
* @param {Element|String|Array} [elements]
* @param {String} selector
* @param {String} type
* @param {Function} callback
* @param {Boolean} useCapture
* @return {Object}
*/
function delegate(elements, selector, type, callback, useCapture) {
// Handle the regular Element usage
if (typeof elements.addEventListener === 'function') {
return _delegate.apply(null, arguments);
}
// Handle Element-less usage, it defaults to global delegation
if (typeof type === 'function') {
// Use `document` as the first parameter, then apply arguments
// This is a short way to .unshift `arguments` without running into deoptimizations
return _delegate.bind(null, document).apply(null, arguments);
}
// Handle Selector-based usage
if (typeof elements === 'string') {
elements = document.querySelectorAll(elements);
}
// Handle Array-like based usage
return Array.prototype.map.call(elements, function (element) {
return _delegate(element, selector, type, callback, 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;
/***/ }),
/***/ 879:
/***/ (function(__unused_webpack_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]';
};
/***/ }),
/***/ 370:
/***/ (function(module, __unused_webpack_exports, __webpack_require__) {
var is = __webpack_require__(879);
var delegate = __webpack_require__(438);
/**
* 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;
/***/ }),
/***/ 817:
/***/ (function(module) {
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;
/***/ }),
/***/ 279:
/***/ (function(module) {
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;
module.exports.TinyEmitter = E;
/***/ })
/******/ });
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});