1 /** |
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2 * JSON.js |
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3 * |
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4 * Copyright, Moxiecode Systems AB |
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5 * Released under LGPL License. |
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6 * |
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7 * License: http://www.tinymce.com/license |
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8 * Contributing: http://www.tinymce.com/contributing |
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9 */ |
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10 |
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11 /** |
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12 * JSON parser and serializer class. |
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13 * |
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14 * @class tinymce.util.JSON |
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15 * @static |
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16 * @example |
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17 * // JSON parse a string into an object |
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18 * var obj = tinymce.util.JSON.parse(somestring); |
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19 * |
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20 * // JSON serialize a object into an string |
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21 * var str = tinymce.util.JSON.serialize(obj); |
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22 */ |
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23 define("tinymce/util/JSON", [], function() { |
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24 function serialize(o, quote) { |
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25 var i, v, t, name; |
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26 |
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27 quote = quote || '"'; |
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28 |
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29 if (o === null) { |
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30 return 'null'; |
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31 } |
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32 |
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33 t = typeof o; |
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34 |
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35 if (t == 'string') { |
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36 v = '\bb\tt\nn\ff\rr\""\'\'\\\\'; |
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37 |
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38 return quote + o.replace(/([\u0080-\uFFFF\x00-\x1f\"\'\\])/g, function(a, b) { |
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39 // Make sure single quotes never get encoded inside double quotes for JSON compatibility |
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40 if (quote === '"' && a === "'") { |
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41 return a; |
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42 } |
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43 |
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44 i = v.indexOf(b); |
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45 |
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46 if (i + 1) { |
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47 return '\\' + v.charAt(i + 1); |
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48 } |
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49 |
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50 a = b.charCodeAt().toString(16); |
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51 |
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52 return '\\u' + '0000'.substring(a.length) + a; |
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53 }) + quote; |
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54 } |
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55 |
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56 if (t == 'object') { |
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57 if (o.hasOwnProperty && Object.prototype.toString.call(o) === '[object Array]') { |
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58 for (i = 0, v = '['; i < o.length; i++) { |
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59 v += (i > 0 ? ',' : '') + serialize(o[i], quote); |
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60 } |
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61 |
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62 return v + ']'; |
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63 } |
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64 |
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65 v = '{'; |
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66 |
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67 for (name in o) { |
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68 if (o.hasOwnProperty(name)) { |
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69 v += typeof o[name] != 'function' ? (v.length > 1 ? ',' + quote : quote) + name + |
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70 quote + ':' + serialize(o[name], quote) : ''; |
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71 } |
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72 } |
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73 |
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74 return v + '}'; |
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75 } |
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76 |
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77 return '' + o; |
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78 } |
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79 |
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80 return { |
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81 /** |
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82 * Serializes the specified object as a JSON string. |
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83 * |
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84 * @method serialize |
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85 * @param {Object} obj Object to serialize as a JSON string. |
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86 * @param {String} quote Optional quote string defaults to ". |
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87 * @return {string} JSON string serialized from input. |
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88 */ |
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89 serialize: serialize, |
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90 |
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91 /** |
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92 * Unserializes/parses the specified JSON string into a object. |
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93 * |
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94 * @method parse |
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95 * @param {string} s JSON String to parse into a JavaScript object. |
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96 * @return {Object} Object from input JSON string or undefined if it failed. |
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97 */ |
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98 parse: function(text) { |
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99 try { |
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100 // Trick uglify JS |
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101 return window[String.fromCharCode(101) + 'val']('(' + text + ')'); |
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102 } catch (ex) { |
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103 // Ignore |
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104 } |
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105 } |
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106 |
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107 /**#@-*/ |
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108 }; |
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109 }); |
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