1 | 'use strict'; |
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2 | |||
3 | function decryptAES () { |
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4 | |||
5 | const pass = String(document.getElementById('pass').value); |
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6 | try { |
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7 | |||
8 | var decryptionError = String(document.getElementById('decryptionError').innerHTML); |
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9 | var noContentError = String(document.getElementById('noContentError').innerHTML); |
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10 | |||
11 | } catch (e) { |
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12 | |||
13 | decryptionError = 'Incorrect Password!'; |
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14 | noContentError = 'No content to display!'; |
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15 | |||
16 | } |
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17 | |||
18 | try { |
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19 | |||
20 | let content = CryptoJS.AES.decrypt(document.getElementById('encrypt-blog').innerHTML.trim(), pass); |
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21 | content = content.toString(CryptoJS.enc.Utf8); |
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22 | content = decodeBase64(content); |
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23 | content = unescape(content); |
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24 | if (content === '') { |
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25 | |||
26 | throw new Error(noContentError); // ??? |
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27 | |||
28 | } else { |
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29 | |||
30 | document.getElementById('encrypt-blog').style.display = 'inline'; |
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31 | document.getElementById('encrypt-blog').innerHTML = ''; |
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32 | |||
33 | // Use jquery to load some js code |
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34 | try { |
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35 | |||
36 | $('#encrypt-blog').html(content); |
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37 | |||
38 | {callback} |
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39 | |||
40 | } catch(e) { |
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41 | |||
42 | const errorInfo = '<p>' |
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43 | + 'Some errors occurred, check the original file please.' |
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44 | + 'Detailed exception are shown in console.' |
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45 | + '</p>'; |
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46 | console.error(e); |
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47 | $('#encrypt-blog').html(errorInfo); |
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48 | |||
49 | } |
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50 | |||
51 | document.getElementById('hbe-security').style.display = 'none'; |
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52 | if (document.getElementById('toc-div')) { |
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53 | |||
54 | document.getElementById('toc-div').style.display = 'inline'; |
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55 | |||
56 | } |
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57 | |||
58 | } |
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59 | // Call MathJax to render |
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60 | if(typeof MathJax !== 'undefined') { |
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61 | |||
62 | try { |
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63 | |||
64 | MathJax.Hub.Queue( |
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65 | ['resetEquationNumbers', MathJax.InputJax.TeX, ], |
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66 | ['PreProcess', MathJax.Hub, ], |
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67 | ['Reprocess', MathJax.Hub, ] |
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68 | ); |
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69 | |||
70 | } catch (e) { |
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71 | |||
72 | console.log('Can\'t render with MathJax'); |
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73 | |||
74 | } |
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75 | |||
76 | } |
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77 | |||
78 | } catch (e) { |
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79 | |||
80 | alert(decryptionError); |
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81 | console.log(e); |
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82 | |||
83 | } |
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84 | |||
85 | } |
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86 | |||
87 | function htmlDecode (str) { |
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88 | |||
89 | let s = ''; |
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90 | if (str.length == 0) { |
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91 | |||
92 | return ''; |
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93 | |||
94 | } |
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95 | |||
96 | s = str.replace(/>/g, '&'); |
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97 | s = s.replace(/</g, '<'); |
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98 | s = s.replace(/>/g, '>'); |
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99 | s = s.replace(/ /g, ' '); // ??? why not ' ' |
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100 | s = s.replace(/'/g, '\''); |
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101 | s = s.replace(/"/g, '"'); |
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102 | s = s.replace(/<br>/g, '\n'); |
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103 | return s; |
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104 | |||
105 | } |
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106 | |||
107 | function decodeBase64 (content) { |
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108 | |||
109 | content = CryptoJS.enc.Base64.parse(content); |
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110 | content = CryptoJS.enc.Utf8.stringify(content); |
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111 | return content; |
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112 | |||
113 | } |
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114 | |||
115 | // Since you decided to use jQuery. |
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116 | $(document).ready( |
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117 | function () { |
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118 | |||
119 | console.log('Registering Enter for decrypt.'); |
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120 | document.getElementById('pass').onkeypress = function (keyPressEvent) { |
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121 | |||
122 | if (keyPressEvent.keyCode === 13) { |
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123 | |||
124 | decryptAES(); |
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125 | |||
126 | } |
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127 | |||
128 | }; |
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129 | |||
130 | } |
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131 | ); |
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132 |
This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed.
To learn more about declaring variables in Javascript, see the MDN.