1 //  Import support https://stackoverflow.com/questions/13673346/supporting-both-commonjs-and-amd
  2 (function(name, definition) {
  3     if (typeof module != "undefined") module.exports = definition();
  4     else if (typeof define == "function" && typeof define.amd == "object") define(definition);
  5     else this[name] = definition();
  6 }("clipboard", function() {
  7   if (!document.addEventListener) {
  8     return null;
  9   }
 10 
 11   var clipboard = {};
 12 
 13   clipboard.copy = (function() {
 14     var _intercept = false;
 15     var _data; // Map from data type (e.g. "text/html") to value.
 16 
 17     document.addEventListener("copy", function(e){
 18       if (_intercept) {
 19         _intercept = false;
 20         for (var key in _data) {
 21           e.clipboardData.setData(key, _data[key]);
 22         }
 23         e.preventDefault();
 24       }
 25     });
 26 
 27     return function(data) {
 28       return new Promise(function(resolve, reject) {
 29         _intercept = true;
 30         if (typeof data === "string") {
 31           _data = {"text/plain": data};
 32         } else if (data instanceof Node) {
 33           _data = {"text/html": new XMLSerializer().serializeToString(data)};
 34         } else {
 35           _data = data;
 36         }
 37         try {
 38           if (document.execCommand("copy")) {
 39             // document.execCommand is synchronous: http://www.w3.org/TR/2015/WD-clipboard-apis-20150421/#integration-with-rich-text-editing-apis
 40             // So we can call resolve() back here.
 41             resolve();
 42           }
 43           else {
 44             _intercept = false;
 45             reject(new Error("Unable to copy. Perhaps it's not available in your browser?"));
 46           }
 47         }
 48         catch (e) {
 49           _intercept = false;
 50           reject(e);
 51         }
 52       });
 53     };
 54   }());
 55 
 56   clipboard.paste = (function() {
 57     var _intercept = false;
 58     var _resolve;
 59     var _dataType;
 60 
 61     document.addEventListener("paste", function(e) {
 62       if (_intercept) {
 63         _intercept = false;
 64         e.preventDefault();
 65         _resolve(e.clipboardData.getData(_dataType));
 66       }
 67     });
 68 
 69     return function(dataType) {
 70       return new Promise(function(resolve, reject) {
 71         _intercept = true;
 72         _resolve = resolve;
 73         _dataType = dataType || "text/plain";
 74         try {
 75           if (!document.execCommand("paste")) {
 76             _intercept = false;
 77             reject(new Error("Unable to paste. Pasting only works in Internet Explorer at the moment."));
 78           }
 79         } catch (e) {
 80           _intercept = false;
 81           reject(new Error(e));
 82         }
 83       });
 84     };
 85   }());
 86 
 87   // Handle IE behaviour.
 88   if (typeof ClipboardEvent === "undefined" &&
 89       typeof window.clipboardData !== "undefined" &&
 90       typeof window.clipboardData.setData !== "undefined") {
 91 
 92     /*! promise-polyfill 2.0.1 */
 93     (function(a){function b(a,b){return function(){a.apply(b,arguments)}}function c(a){if("object"!=typeof this)throw new TypeError("Promises must be constructed via new");if("function"!=typeof a)throw new TypeError("not a function");this._state=null,this._value=null,this._deferreds=[],i(a,b(e,this),b(f,this))}function d(a){var b=this;return null===this._state?void this._deferreds.push(a):void j(function(){var c=b._state?a.onFulfilled:a.onRejected;if(null===c)return void(b._state?a.resolve:a.reject)(b._value);var d;try{d=c(b._value)}catch(e){return void a.reject(e)}a.resolve(d)})}function e(a){try{if(a===this)throw new TypeError("A promise cannot be resolved with itself.");if(a&&("object"==typeof a||"function"==typeof a)){var c=a.then;if("function"==typeof c)return void i(b(c,a),b(e,this),b(f,this))}this._state=!0,this._value=a,g.call(this)}catch(d){f.call(this,d)}}function f(a){this._state=!1,this._value=a,g.call(this)}function g(){for(var a=0,b=this._deferreds.length;b>a;a++)d.call(this,this._deferreds[a]);this._deferreds=null}function h(a,b,c,d){this.onFulfilled="function"==typeof a?a:null,this.onRejected="function"==typeof b?b:null,this.resolve=c,this.reject=d}function i(a,b,c){var d=!1;try{a(function(a){d||(d=!0,b(a))},function(a){d||(d=!0,c(a))})}catch(e){if(d)return;d=!0,c(e)}}var j=c.immediateFn||"function"==typeof setImmediate&&setImmediate||function(a){setTimeout(a,1)},k=Array.isArray||function(a){return"[object Array]"===Object.prototype.toString.call(a)};c.prototype["catch"]=function(a){return this.then(null,a)},c.prototype.then=function(a,b){var e=this;return new c(function(c,f){d.call(e,new h(a,b,c,f))})},c.all=function(){var a=Array.prototype.slice.call(1===arguments.length&&k(arguments[0])?arguments[0]:arguments);return new c(function(b,c){function d(f,g){try{if(g&&("object"==typeof g||"function"==typeof g)){var h=g.then;if("function"==typeof h)return void h.call(g,function(a){d(f,a)},c)}a[f]=g,0===--e&&b(a)}catch(i){c(i)}}if(0===a.length)return b([]);for(var e=a.length,f=0;f<a.length;f++)d(f,a[f])})},c.resolve=function(a){return a&&"object"==typeof a&&a.constructor===c?a:new c(function(b){b(a)})},c.reject=function(a){return new c(function(b,c){c(a)})},c.race=function(a){return new c(function(b,c){for(var d=0,e=a.length;e>d;d++)a[d].then(b,c)})},"undefined"!=typeof module&&module.exports?module.exports=c:a.Promise||(a.Promise=c)})(this);
 94 
 95     clipboard.copy = function(data) {
 96       return new Promise(function(resolve, reject) {
 97         // IE supports string and URL types: https://msdn.microsoft.com/en-us/library/ms536744(v=vs.85).aspx
 98         // We only support the string type for now.
 99         if (typeof data !== "string" && !("text/plain" in data)) {
100           throw new Error("You must provide a text/plain type.")
101         }
102 
103         var strData = (typeof data === "string" ? data : data["text/plain"]);
104         var copySucceeded = window.clipboardData.setData("Text", strData);
105         copySucceeded ? resolve() : reject(new Error("Copying was rejected."));
106       });
107     };
108 
109     clipboard.paste = function(data) {
110       return new Promise(function(resolve, reject) {
111         var strData = window.clipboardData.getData("Text");
112         if (strData) {
113           resolve(strData);
114         } else {
115           // The user rejected the paste request.
116           reject(new Error("Pasting was rejected."));
117         }
118       });
119     };
120   }
121 
122   return clipboard;
123 }));
124