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JavaScript Cookie v2.1.0 Released under the MIT license

A simple, lightweight JavaScript API for handling browser cookies

此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.cn-greasyfork.org/scripts/17418/109802/JavaScript%20Cookie%20v210%20Released%20under%20the%20MIT%20license.js 

  1. /*!
  2.  * JavaScript Cookie v2.1.0
  3.  * https://github.com/js-cookie/js-cookie
  4.  *
  5.  * Copyright 2006, 2015 Klaus Hartl & Fagner Brack
  6.  * Released under the MIT license
  7.  */
  8. (function (factory) {
  9. 	if (typeof define === 'function' && define.amd) {
  10. 		define(factory);
  11. 	} else if (typeof exports === 'object') {
  12. 		module.exports = factory();
  13. 	} else {
  14. 		var _OldCookies = window.Cookies;
  15. 		var api = window.Cookies = factory();
  16. 		api.noConflict = function () {
  17. 			window.Cookies = _OldCookies;
  18. 			return api;
  19. 		};
  20. 	}
  21. }(function () {
  22. 	function extend () {
  23. 		var i = 0;
  24. 		var result = {};
  25. 		for (; i < arguments.length; i++) {
  26. 			var attributes = arguments[ i ];
  27. 			for (var key in attributes) {
  28. 				result[key] = attributes[key];
  29. 			}
  30. 		}
  31. 		return result;
  32. 	}
  33.  
  34. 	function init (converter) {
  35. 		function api (key, value, attributes) {
  36. 			var result;
  37.  
  38. 			// Write
  39.  
  40. 			if (arguments.length > 1) {
  41. 				attributes = extend({
  42. 					path: '/'
  43. 				}, api.defaults, attributes);
  44.  
  45. 				if (typeof attributes.expires === 'number') {
  46. 					var expires = new Date();
  47. 					expires.setMilliseconds(expires.getMilliseconds() + attributes.expires * 864e+5);
  48. 					attributes.expires = expires;
  49. 				}
  50.  
  51. 				try {
  52. 					result = JSON.stringify(value);
  53. 					if (/^[\{\[]/.test(result)) {
  54. 						value = result;
  55. 					}
  56. 				} catch (e) {}
  57.  
  58. 				if (!converter.write) {
  59. 					value = encodeURIComponent(String(value))
  60. 						.replace(/%(23|24|26|2B|3A|3C|3E|3D|2F|3F|40|5B|5D|5E|60|7B|7D|7C)/g, decodeURIComponent);
  61. 				} else {
  62. 					value = converter.write(value, key);
  63. 				}
  64.  
  65. 				key = encodeURIComponent(String(key));
  66. 				key = key.replace(/%(23|24|26|2B|5E|60|7C)/g, decodeURIComponent);
  67. 				key = key.replace(/[\(\)]/g, escape);
  68.  
  69. 				return (document.cookie = [
  70. 					key, '=', value,
  71. 					attributes.expires && '; expires=' + attributes.expires.toUTCString(), // use expires attribute, max-age is not supported by IE
  72. 					attributes.path    && '; path=' + attributes.path,
  73. 					attributes.domain  && '; domain=' + attributes.domain,
  74. 					attributes.secure ? '; secure' : ''
  75. 				].join(''));
  76. 			}
  77.  
  78. 			// Read
  79.  
  80. 			if (!key) {
  81. 				result = {};
  82. 			}
  83.  
  84. 			// To prevent the for loop in the first place assign an empty array
  85. 			// in case there are no cookies at all. Also prevents odd result when
  86. 			// calling "get()"
  87. 			var cookies = document.cookie ? document.cookie.split('; ') : [];
  88. 			var rdecode = /(%[0-9A-Z]{2})+/g;
  89. 			var i = 0;
  90.  
  91. 			for (; i < cookies.length; i++) {
  92. 				var parts = cookies[i].split('=');
  93. 				var name = parts[0].replace(rdecode, decodeURIComponent);
  94. 				var cookie = parts.slice(1).join('=');
  95.  
  96. 				if (cookie.charAt(0) === '"') {
  97. 					cookie = cookie.slice(1, -1);
  98. 				}
  99.  
  100. 				try {
  101. 					cookie = converter.read ?
  102. 						converter.read(cookie, name) : converter(cookie, name) ||
  103. 						cookie.replace(rdecode, decodeURIComponent);
  104.  
  105. 					if (this.json) {
  106. 						try {
  107. 							cookie = JSON.parse(cookie);
  108. 						} catch (e) {}
  109. 					}
  110.  
  111. 					if (key === name) {
  112. 						result = cookie;
  113. 						break;
  114. 					}
  115.  
  116. 					if (!key) {
  117. 						result[name] = cookie;
  118. 					}
  119. 				} catch (e) {}
  120. 			}
  121.  
  122. 			return result;
  123. 		}
  124.  
  125. 		api.get = api.set = api;
  126. 		api.getJSON = function () {
  127. 			return api.apply({
  128. 				json: true
  129. 			}, [].slice.call(arguments));
  130. 		};
  131. 		api.defaults = {};
  132.  
  133. 		api.remove = function (key, attributes) {
  134. 			api(key, '', extend(attributes, {
  135. 				expires: -1
  136. 			}));
  137. 		};
  138.  
  139. 		api.withConverter = init;
  140.  
  141. 		return api;
  142. 	}
  143.  
  144. 	return init(function () {});
  145. }));