summaryrefslogtreecommitdiff
path: root/vendor/assets/javascripts/clipboard.js
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/assets/javascripts/clipboard.js')
-rw-r--r--vendor/assets/javascripts/clipboard.js621
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)
+}); \ No newline at end of file