Conditions | 1 |
Paths | 1 |
Total Lines | 1723 |
Lines | 0 |
Ratio | 0 % |
Changes | 2 | ||
Bugs | 0 | Features | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
1 | /** |
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28 | jQuery.PrivateBin = function($, sjcl, Base64, RawDeflate) { |
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29 | /** |
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30 | * static helper methods |
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31 | * |
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32 | * @name helper |
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33 | * @class |
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34 | */ |
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35 | var helper = { |
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36 | /** |
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37 | * converts a duration (in seconds) into human friendly approximation |
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38 | * |
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39 | * @name helper.secondsToHuman |
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40 | * @function |
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41 | * @param {number} seconds |
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42 | * @return {Array} |
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43 | */ |
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44 | secondsToHuman: function(seconds) |
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45 | { |
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46 | var v; |
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47 | if (seconds < 60) |
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48 | { |
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49 | v = Math.floor(seconds); |
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50 | return [v, 'second']; |
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51 | } |
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52 | if (seconds < 60 * 60) |
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53 | { |
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54 | v = Math.floor(seconds / 60); |
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55 | return [v, 'minute']; |
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56 | } |
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57 | if (seconds < 60 * 60 * 24) |
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58 | { |
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59 | v = Math.floor(seconds / (60 * 60)); |
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60 | return [v, 'hour']; |
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61 | } |
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62 | // If less than 2 months, display in days: |
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63 | if (seconds < 60 * 60 * 24 * 60) |
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64 | { |
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65 | v = Math.floor(seconds / (60 * 60 * 24)); |
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66 | return [v, 'day']; |
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67 | } |
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68 | v = Math.floor(seconds / (60 * 60 * 24 * 30)); |
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69 | return [v, 'month']; |
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70 | }, |
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71 | |||
72 | /** |
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73 | * text range selection |
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74 | * |
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75 | * @see {@link https://stackoverflow.com/questions/985272/jquery-selecting-text-in-an-element-akin-to-highlighting-with-your-mouse} |
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76 | * @name helper.selectText |
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77 | * @function |
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78 | * @param {string} element - Indentifier of the element to select (id="") |
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79 | */ |
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80 | selectText: function(element) |
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81 | { |
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82 | var doc = document, |
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83 | text = doc.getElementById(element), |
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84 | range, |
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85 | selection; |
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86 | |||
87 | // MS |
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88 | if (doc.body.createTextRange) |
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89 | { |
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90 | range = doc.body.createTextRange(); |
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91 | range.moveToElementText(text); |
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92 | range.select(); |
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93 | } |
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94 | // all others |
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95 | else if (window.getSelection) |
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96 | { |
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97 | selection = window.getSelection(); |
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98 | range = doc.createRange(); |
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99 | range.selectNodeContents(text); |
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100 | selection.removeAllRanges(); |
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101 | selection.addRange(range); |
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102 | } |
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103 | }, |
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104 | |||
105 | /** |
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106 | * set text of a DOM element (required for IE), |
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107 | * this is equivalent to element.text(text) |
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108 | * |
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109 | * @name helper.setElementText |
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110 | * @function |
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111 | * @param {Object} element - a DOM element |
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112 | * @param {string} text - the text to enter |
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113 | */ |
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114 | setElementText: function(element, text) |
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115 | { |
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116 | // For IE<10: Doesn't support white-space:pre-wrap; so we have to do this... |
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117 | if ($('#oldienotice').is(':visible')) { |
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118 | var html = this.htmlEntities(text).replace(/\n/ig, '\r\n<br>'); |
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119 | element.html('<pre>' + html + '</pre>'); |
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120 | } |
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121 | // for other (sane) browsers: |
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122 | else |
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123 | { |
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124 | element.text(text); |
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125 | } |
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126 | }, |
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127 | |||
128 | /** |
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129 | * replace last child of element with message |
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130 | * |
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131 | * @name helper.setMessage |
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132 | * @function |
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133 | * @param {Object} element - a jQuery wrapped DOM element |
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134 | * @param {string} message - the message to append |
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135 | */ |
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136 | setMessage: function(element, message) |
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137 | { |
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138 | var content = element.contents(); |
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139 | if (content.length > 0) |
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140 | { |
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141 | content[content.length - 1].nodeValue = ' ' + message; |
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142 | } |
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143 | else |
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144 | { |
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145 | this.setElementText(element, message); |
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146 | } |
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147 | }, |
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148 | |||
149 | /** |
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150 | * convert URLs to clickable links. |
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151 | * URLs to handle: |
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152 | * <pre> |
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153 | * magnet:?xt.1=urn:sha1:YNCKHTQCWBTRNJIV4WNAE52SJUQCZO5C&xt.2=urn:sha1:TXGCZQTH26NL6OUQAJJPFALHG2LTGBC7 |
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154 | * http://example.com:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM= |
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155 | * http://user:example.com@localhost:8800/zero/?6f09182b8ea51997#WtLEUO5Epj9UHAV9JFs+6pUQZp13TuspAUjnF+iM+dM= |
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156 | * </pre> |
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157 | * |
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158 | * @name helper.urls2links |
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159 | * @function |
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160 | * @param {Object} element - a jQuery DOM element |
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161 | */ |
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162 | urls2links: function(element) |
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163 | { |
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164 | var markup = '<a href="$1" rel="nofollow">$1</a>'; |
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165 | element.html( |
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166 | element.html().replace( |
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167 | /((http|https|ftp):\/\/[\w?=&.\/-;#@~%+-]+(?![\w\s?&.\/;#~%"=-]*>))/ig, |
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168 | markup |
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169 | ) |
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170 | ); |
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171 | element.html( |
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172 | element.html().replace( |
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173 | /((magnet):[\w?=&.\/-;#@~%+-]+)/ig, |
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174 | markup |
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175 | ) |
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176 | ); |
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177 | }, |
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178 | |||
179 | /** |
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180 | * minimal sprintf emulation for %s and %d formats |
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181 | * |
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182 | * @see {@link https://stackoverflow.com/questions/610406/javascript-equivalent-to-printf-string-format#4795914} |
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183 | * @name helper.sprintf |
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184 | * @function |
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185 | * @param {string} format |
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|
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186 | * @param {...*} args - one or multiple parameters injected into format string |
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187 | * @return {string} |
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188 | */ |
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189 | sprintf: function() |
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190 | { |
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191 | var args = arguments; |
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192 | if (typeof arguments[0] === 'object') |
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193 | { |
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194 | args = arguments[0]; |
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195 | } |
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196 | var format = args[0], |
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197 | i = 1; |
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198 | return format.replace(/%((%)|s|d)/g, function (m) { |
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199 | // m is the matched format, e.g. %s, %d |
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200 | var val; |
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201 | if (m[2]) { |
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202 | val = m[2]; |
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203 | } else { |
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204 | val = args[i]; |
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205 | // A switch statement so that the formatter can be extended. |
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206 | switch (m) |
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207 | { |
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208 | case '%d': |
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209 | val = parseFloat(val); |
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210 | if (isNaN(val)) { |
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211 | val = 0; |
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212 | } |
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213 | break; |
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214 | default: |
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215 | // Default is %s |
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216 | } |
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217 | ++i; |
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218 | } |
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219 | return val; |
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220 | }); |
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221 | }, |
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222 | |||
223 | /** |
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224 | * get value of cookie, if it was set, empty string otherwise |
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225 | * |
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226 | * @see {@link http://www.w3schools.com/js/js_cookies.asp} |
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227 | * @name helper.getCookie |
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228 | * @function |
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229 | * @param {string} cname |
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230 | * @return {string} |
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231 | */ |
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232 | getCookie: function(cname) { |
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233 | var name = cname + '=', |
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234 | ca = document.cookie.split(';'); |
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235 | for (var i = 0; i < ca.length; ++i) { |
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236 | var c = ca[i]; |
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237 | while (c.charAt(0) === ' ') |
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238 | { |
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239 | c = c.substring(1); |
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240 | } |
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241 | if (c.indexOf(name) === 0) |
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242 | { |
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243 | return c.substring(name.length, c.length); |
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244 | } |
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245 | } |
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246 | return ''; |
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247 | }, |
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248 | |||
249 | /** |
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250 | * get the current script location (without search or hash part of the URL), |
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251 | * eg. http://example.com/path/?aaaa#bbbb --> http://example.com/path/ |
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252 | * |
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253 | * @name helper.scriptLocation |
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254 | * @function |
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255 | * @return {string} current script location |
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256 | */ |
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257 | scriptLocation: function() |
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258 | { |
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259 | var scriptLocation = window.location.href.substring( |
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260 | 0, |
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261 | window.location.href.length - window.location.search.length - window.location.hash.length |
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262 | ), |
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263 | hashIndex = scriptLocation.indexOf('?'); |
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264 | if (hashIndex !== -1) |
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265 | { |
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266 | scriptLocation = scriptLocation.substring(0, hashIndex); |
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267 | } |
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268 | return scriptLocation; |
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269 | }, |
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270 | |||
271 | /** |
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272 | * get the pastes unique identifier from the URL, |
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273 | * eg. http://example.com/path/?c05354954c49a487#c05354954c49a487 returns c05354954c49a487 |
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274 | * |
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275 | * @name helper.pasteId |
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276 | * @function |
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277 | * @return {string} unique identifier |
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278 | */ |
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279 | pasteId: function() |
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280 | { |
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281 | return window.location.search.substring(1); |
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282 | }, |
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283 | |||
284 | /** |
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285 | * return the deciphering key stored in anchor part of the URL |
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286 | * |
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287 | * @name helper.pageKey |
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288 | * @function |
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289 | * @return {string} key |
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290 | */ |
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291 | pageKey: function() |
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292 | { |
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293 | var key = window.location.hash.substring(1), |
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294 | i = key.indexOf('&'); |
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295 | |||
296 | // Some web 2.0 services and redirectors add data AFTER the anchor |
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297 | // (such as &utm_source=...). We will strip any additional data. |
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298 | if (i > -1) |
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299 | { |
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300 | key = key.substring(0, i); |
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301 | } |
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302 | |||
303 | return key; |
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304 | }, |
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305 | |||
306 | /** |
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307 | * convert all applicable characters to HTML entities |
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308 | * |
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309 | * @see {@link https://www.owasp.org/index.php/XSS_(Cross_Site_Scripting)_Prevention_Cheat_Sheet#RULE_.231_-_HTML_Escape_Before_Inserting_Untrusted_Data_into_HTML_Element_Content} |
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310 | * @name helper.htmlEntities |
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311 | * @function |
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312 | * @param {string} str |
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313 | * @return {string} escaped HTML |
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314 | */ |
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315 | htmlEntities: function(str) { |
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316 | return String(str).replace( |
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317 | /[&<>"'`=\/]/g, function(s) { |
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318 | return helper.entityMap[s]; |
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319 | }); |
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320 | }, |
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321 | |||
322 | /** |
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323 | * character to HTML entity lookup table |
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324 | * |
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325 | * @see {@link https://github.com/janl/mustache.js/blob/master/mustache.js#L60} |
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326 | * @name helper.entityMap |
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327 | * @enum {Object} |
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328 | * @readonly |
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329 | */ |
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330 | entityMap: { |
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331 | '&': '&', |
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332 | '<': '<', |
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333 | '>': '>', |
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334 | '"': '"', |
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335 | "'": ''', |
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336 | '/': '/', |
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337 | '`': '`', |
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338 | '=': '=' |
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339 | } |
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340 | }; |
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341 | |||
342 | /** |
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343 | * internationalization methods |
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344 | * |
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345 | * @name i18n |
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346 | * @class |
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347 | */ |
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348 | var i18n = { |
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349 | /** |
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350 | * supported languages, minus the built in 'en' |
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351 | * |
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352 | * @name i18n.supportedLanguages |
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353 | * @prop {string[]} |
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354 | * @readonly |
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355 | */ |
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356 | supportedLanguages: ['de', 'es', 'fr', 'it', 'no', 'pl', 'oc', 'ru', 'sl', 'zh'], |
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357 | |||
358 | /** |
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359 | * translate a string, alias for i18n.translate() |
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360 | * |
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361 | * @name i18n._ |
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362 | * @function |
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363 | * @param {string} messageId |
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364 | * @param {...*} args - one or multiple parameters injected into placeholders |
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365 | * @return {string} |
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366 | */ |
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367 | _: function() |
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368 | { |
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369 | return this.translate(arguments); |
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370 | }, |
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371 | |||
372 | /** |
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373 | * translate a string |
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374 | * |
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375 | * @name i18n.translate |
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376 | * @function |
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377 | * @param {string} messageId |
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378 | * @param {...*} args - one or multiple parameters injected into placeholders |
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379 | * @return {string} |
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380 | */ |
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381 | translate: function() |
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382 | { |
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383 | var args = arguments, messageId; |
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384 | if (typeof arguments[0] === 'object') |
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385 | { |
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386 | args = arguments[0]; |
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387 | } |
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388 | var usesPlurals = $.isArray(args[0]); |
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389 | if (usesPlurals) |
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390 | { |
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391 | // use the first plural form as messageId, otherwise the singular |
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392 | messageId = (args[0].length > 1 ? args[0][1] : args[0][0]); |
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393 | } |
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394 | else |
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395 | { |
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396 | messageId = args[0]; |
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397 | } |
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398 | if (messageId.length === 0) |
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399 | { |
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400 | return messageId; |
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401 | } |
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402 | if (!this.translations.hasOwnProperty(messageId)) |
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403 | { |
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404 | if (this.language !== 'en') |
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405 | { |
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406 | console.debug( |
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407 | 'Missing ' + this.language + ' translation for: ' + messageId |
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408 | ); |
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409 | } |
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410 | this.translations[messageId] = args[0]; |
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411 | } |
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412 | if (usesPlurals && $.isArray(this.translations[messageId])) |
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413 | { |
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414 | var n = parseInt(args[1] || 1, 10), |
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415 | key = this.getPluralForm(n), |
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416 | maxKey = this.translations[messageId].length - 1; |
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417 | if (key > maxKey) |
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418 | { |
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419 | key = maxKey; |
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420 | } |
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421 | args[0] = this.translations[messageId][key]; |
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422 | args[1] = n; |
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423 | } |
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424 | else |
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425 | { |
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426 | args[0] = this.translations[messageId]; |
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427 | } |
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428 | return helper.sprintf(args); |
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429 | }, |
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430 | |||
431 | /** |
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432 | * per language functions to use to determine the plural form |
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433 | * |
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434 | * @see {@link http://localization-guide.readthedocs.org/en/latest/l10n/pluralforms.html} |
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435 | * @name i18n.getPluralForm |
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436 | * @function |
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437 | * @param {number} n |
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438 | * @return {number} array key |
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439 | */ |
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440 | getPluralForm: function(n) { |
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441 | switch (this.language) |
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442 | { |
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443 | case 'fr': |
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444 | case 'oc': |
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445 | case 'zh': |
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446 | return (n > 1 ? 1 : 0); |
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447 | case 'pl': |
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448 | return (n === 1 ? 0 : (n % 10 >= 2 && n %10 <=4 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2)); |
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449 | case 'ru': |
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450 | return (n % 10 === 1 && n % 100 !== 11 ? 0 : (n % 10 >= 2 && n % 10 <= 4 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2)); |
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451 | case 'sl': |
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452 | return (n % 100 === 1 ? 1 : (n % 100 === 2 ? 2 : (n % 100 === 3 || n % 100 === 4 ? 3 : 0))); |
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453 | // de, en, es, it, no |
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454 | default: |
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455 | return (n !== 1 ? 1 : 0); |
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456 | } |
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457 | }, |
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458 | |||
459 | /** |
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460 | * load translations into cache, then trigger controller initialization |
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461 | * |
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462 | * @name i18n.loadTranslations |
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463 | * @function |
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464 | */ |
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465 | loadTranslations: function() |
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466 | { |
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467 | var language = helper.getCookie('lang'); |
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468 | if (language.length === 0) |
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469 | { |
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470 | language = (navigator.language || navigator.userLanguage).substring(0, 2); |
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471 | } |
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472 | // note that 'en' is built in, so no translation is necessary |
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473 | if (i18n.supportedLanguages.indexOf(language) === -1) |
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474 | { |
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475 | controller.init(); |
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476 | } |
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477 | else |
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478 | { |
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479 | $.getJSON('i18n/' + language + '.json', function(data) { |
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480 | i18n.language = language; |
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481 | i18n.translations = data; |
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482 | controller.init(); |
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483 | }); |
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484 | } |
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485 | }, |
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486 | |||
487 | /** |
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488 | * built in language |
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489 | * |
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490 | * @name i18n.language |
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491 | * @prop {string} |
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492 | */ |
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493 | language: 'en', |
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494 | |||
495 | /** |
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496 | * translation cache |
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497 | * |
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498 | * @name i18n.translations |
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499 | * @enum {Object} |
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500 | */ |
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501 | translations: {} |
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502 | }; |
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503 | |||
504 | /** |
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505 | * filter methods |
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506 | * |
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507 | * @name filter |
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508 | * @class |
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509 | */ |
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510 | var filter = { |
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511 | /** |
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512 | * compress a message (deflate compression), returns base64 encoded data |
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513 | * |
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514 | * @name filter.compress |
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515 | * @function |
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516 | * @param {string} message |
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517 | * @return {string} base64 data |
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518 | */ |
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519 | compress: function(message) |
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520 | { |
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521 | return Base64.toBase64( RawDeflate.deflate( Base64.utob(message) ) ); |
||
522 | }, |
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523 | |||
524 | /** |
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525 | * decompress a message compressed with filter.compress() |
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526 | * |
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527 | * @name filter.decompress |
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528 | * @function |
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529 | * @param {string} data - base64 data |
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530 | * @return {string} message |
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531 | */ |
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532 | decompress: function(data) |
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533 | { |
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534 | return Base64.btou( RawDeflate.inflate( Base64.fromBase64(data) ) ); |
||
535 | }, |
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536 | |||
537 | /** |
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538 | * compress, then encrypt message with given key and password |
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539 | * |
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540 | * @name filter.cipher |
||
541 | * @function |
||
542 | * @param {string} key |
||
543 | * @param {string} password |
||
544 | * @param {string} message |
||
545 | * @return {string} data - JSON with encrypted data |
||
546 | */ |
||
547 | cipher: function(key, password, message) |
||
548 | { |
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549 | // Galois Counter Mode, keysize 256 bit, authentication tag 128 bit |
||
550 | var options = {mode: 'gcm', ks: 256, ts: 128}; |
||
551 | if ((password || '').trim().length === 0) |
||
552 | { |
||
553 | return sjcl.encrypt(key, this.compress(message), options); |
||
554 | } |
||
555 | return sjcl.encrypt(key + sjcl.codec.hex.fromBits(sjcl.hash.sha256.hash(password)), this.compress(message), options); |
||
556 | }, |
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557 | |||
558 | /** |
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559 | * decrypt message with key, then decompress |
||
560 | * |
||
561 | * @name filter.decipher |
||
562 | * @function |
||
563 | * @param {string} key |
||
564 | * @param {string} password |
||
565 | * @param {string} data - JSON with encrypted data |
||
566 | * @return {string} decrypted message |
||
567 | */ |
||
568 | decipher: function(key, password, data) |
||
569 | { |
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570 | if (data !== undefined) |
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571 | { |
||
572 | try |
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573 | { |
||
574 | return this.decompress(sjcl.decrypt(key, data)); |
||
575 | } |
||
576 | catch(err) |
||
577 | { |
||
578 | try |
||
579 | { |
||
580 | return this.decompress(sjcl.decrypt(key + sjcl.codec.hex.fromBits(sjcl.hash.sha256.hash(password)), data)); |
||
581 | } |
||
582 | catch(e) |
||
583 | {} |
||
584 | } |
||
585 | } |
||
586 | return ''; |
||
587 | } |
||
588 | }; |
||
589 | |||
590 | /** |
||
591 | * PrivateBin logic |
||
592 | * |
||
593 | * @name controller |
||
594 | * @class |
||
595 | */ |
||
596 | var controller = { |
||
597 | /** |
||
598 | * headers to send in AJAX requests |
||
599 | * |
||
600 | * @name controller.headers |
||
601 | * @enum {Object} |
||
602 | */ |
||
603 | headers: {'X-Requested-With': 'JSONHttpRequest'}, |
||
604 | |||
605 | /** |
||
606 | * URL shortners create address |
||
607 | * |
||
608 | * @name controller.shortenerUrl |
||
609 | * @prop {string} |
||
610 | */ |
||
611 | shortenerUrl: '', |
||
612 | |||
613 | /** |
||
614 | * URL of newly created paste |
||
615 | * |
||
616 | * @name controller.createdPasteUrl |
||
617 | * @prop {string} |
||
618 | */ |
||
619 | createdPasteUrl: '', |
||
620 | |||
621 | /** |
||
622 | * ask the user for the password and set it |
||
623 | * |
||
624 | * @name controller.requestPassword |
||
625 | * @function |
||
626 | */ |
||
627 | requestPassword: function() |
||
628 | { |
||
629 | if (this.passwordModal.length === 0) { |
||
630 | var password = prompt(i18n._('Please enter the password for this paste:'), ''); |
||
631 | if (password === null) |
||
632 | { |
||
633 | throw 'password prompt canceled'; |
||
634 | } |
||
635 | if (password.length === 0) |
||
636 | { |
||
637 | this.requestPassword(); |
||
638 | } else { |
||
639 | this.passwordInput.val(password); |
||
640 | this.displayMessages(); |
||
641 | } |
||
642 | } else { |
||
643 | this.passwordModal.modal(); |
||
644 | } |
||
645 | }, |
||
646 | |||
647 | /** |
||
648 | * use given format on paste, defaults to plain text |
||
649 | * |
||
650 | * @name controller.formatPaste |
||
651 | * @function |
||
652 | * @param {string} format |
||
653 | * @param {string} text |
||
654 | */ |
||
655 | formatPaste: function(format, text) |
||
656 | { |
||
657 | helper.setElementText(this.clearText, text); |
||
658 | helper.setElementText(this.prettyPrint, text); |
||
659 | switch (format || 'plaintext') |
||
660 | { |
||
661 | case 'markdown': |
||
662 | if (typeof showdown === 'object') |
||
663 | { |
||
664 | var converter = new showdown.Converter({ |
||
665 | strikethrough: true, |
||
666 | tables: true, |
||
667 | tablesHeaderId: true |
||
668 | }); |
||
669 | this.clearText.html( |
||
670 | converter.makeHtml(text) |
||
671 | ); |
||
672 | // add table classes from bootstrap css |
||
673 | this.clearText.find('table').addClass('table-condensed table-bordered'); |
||
674 | |||
675 | this.clearText.removeClass('hidden'); |
||
676 | } |
||
677 | this.prettyMessage.addClass('hidden'); |
||
678 | break; |
||
679 | case 'syntaxhighlighting': |
||
680 | if (typeof prettyPrintOne === 'function') |
||
681 | { |
||
682 | if (typeof prettyPrint === 'function') |
||
683 | { |
||
684 | prettyPrint(); |
||
685 | } |
||
686 | this.prettyPrint.html( |
||
687 | prettyPrintOne( |
||
688 | helper.htmlEntities(text), null, true |
||
689 | ) |
||
690 | ); |
||
691 | } |
||
692 | // fall through, as the rest is the same |
||
693 | default: |
||
694 | // convert URLs to clickable links |
||
695 | helper.urls2links(this.clearText); |
||
696 | helper.urls2links(this.prettyPrint); |
||
697 | this.clearText.addClass('hidden'); |
||
698 | if (format === 'plaintext') |
||
699 | { |
||
700 | this.prettyPrint.css('white-space', 'pre-wrap'); |
||
701 | this.prettyPrint.css('word-break', 'normal'); |
||
702 | this.prettyPrint.removeClass('prettyprint'); |
||
703 | } |
||
704 | this.prettyMessage.removeClass('hidden'); |
||
705 | } |
||
706 | }, |
||
707 | |||
708 | /** |
||
709 | * show decrypted text in the display area, including discussion (if open) |
||
710 | * |
||
711 | * @name controller.displayMessages |
||
712 | * @function |
||
713 | * @param {Object} [paste] - (optional) object including comments to display (items = array with keys ('data','meta')) |
||
714 | */ |
||
715 | displayMessages: function(paste) |
||
716 | { |
||
717 | paste = paste || $.parseJSON(this.cipherData.text()); |
||
718 | var key = helper.pageKey(), |
||
719 | password = this.passwordInput.val(); |
||
720 | if (!this.prettyPrint.hasClass('prettyprinted')) { |
||
721 | // Try to decrypt the paste. |
||
722 | try |
||
723 | { |
||
724 | if (paste.attachment) |
||
725 | { |
||
726 | var attachment = filter.decipher(key, password, paste.attachment); |
||
727 | if (attachment.length === 0) |
||
728 | { |
||
729 | if (password.length === 0) |
||
730 | { |
||
731 | this.requestPassword(); |
||
732 | return; |
||
733 | } |
||
734 | attachment = filter.decipher(key, password, paste.attachment); |
||
735 | } |
||
736 | if (attachment.length === 0) |
||
737 | { |
||
738 | throw 'failed to decipher attachment'; |
||
739 | } |
||
740 | |||
741 | if (paste.attachmentname) |
||
742 | { |
||
743 | var attachmentname = filter.decipher(key, password, paste.attachmentname); |
||
744 | if (attachmentname.length > 0) |
||
745 | { |
||
746 | this.attachmentLink.attr('download', attachmentname); |
||
747 | } |
||
748 | } |
||
749 | this.attachmentLink.attr('href', attachment); |
||
750 | this.attachment.removeClass('hidden'); |
||
751 | |||
752 | // if the attachment is an image, display it |
||
753 | var imagePrefix = 'data:image/'; |
||
754 | if (attachment.substring(0, imagePrefix.length) === imagePrefix) |
||
755 | { |
||
756 | this.image.html( |
||
757 | $(document.createElement('img')) |
||
758 | .attr('src', attachment) |
||
759 | .attr('class', 'img-thumbnail') |
||
760 | ); |
||
761 | this.image.removeClass('hidden'); |
||
762 | } |
||
763 | } |
||
764 | var cleartext = filter.decipher(key, password, paste.data); |
||
765 | if (cleartext.length === 0 && password.length === 0 && !paste.attachment) |
||
766 | { |
||
767 | this.requestPassword(); |
||
768 | return; |
||
769 | } |
||
770 | if (cleartext.length === 0 && !paste.attachment) |
||
771 | { |
||
772 | throw 'failed to decipher message'; |
||
773 | } |
||
774 | |||
775 | this.passwordInput.val(password); |
||
776 | if (cleartext.length > 0) |
||
777 | { |
||
778 | $('#pasteFormatter').val(paste.meta.formatter); |
||
779 | this.formatPaste(paste.meta.formatter, cleartext); |
||
780 | } |
||
781 | } |
||
782 | catch(err) |
||
783 | { |
||
784 | this.clearText.addClass('hidden'); |
||
785 | this.prettyMessage.addClass('hidden'); |
||
786 | this.cloneButton.addClass('hidden'); |
||
787 | this.showError(i18n._('Could not decrypt data (Wrong key?)')); |
||
788 | return; |
||
789 | } |
||
790 | } |
||
791 | |||
792 | // display paste expiration / for your eyes only |
||
793 | if (paste.meta.expire_date) |
||
794 | { |
||
795 | var expiration = helper.secondsToHuman(paste.meta.remaining_time), |
||
796 | expirationLabel = [ |
||
797 | 'This document will expire in %d ' + expiration[1] + '.', |
||
798 | 'This document will expire in %d ' + expiration[1] + 's.' |
||
799 | ]; |
||
800 | helper.setMessage(this.remainingTime, i18n._(expirationLabel, expiration[0])); |
||
801 | this.remainingTime.removeClass('foryoureyesonly') |
||
802 | .removeClass('hidden'); |
||
803 | } |
||
804 | if (paste.meta.burnafterreading) |
||
805 | { |
||
806 | // unfortunately many web servers don't support DELETE (and PUT) out of the box |
||
807 | $.ajax({ |
||
808 | type: 'POST', |
||
809 | url: helper.scriptLocation() + '?' + helper.pasteId(), |
||
810 | data: {deletetoken: 'burnafterreading'}, |
||
811 | dataType: 'json', |
||
812 | headers: this.headers |
||
813 | }) |
||
814 | .fail(function() { |
||
815 | controller.showError(i18n._('Could not delete the paste, it was not stored in burn after reading mode.')); |
||
816 | }); |
||
817 | helper.setMessage(this.remainingTime, i18n._( |
||
818 | 'FOR YOUR EYES ONLY. Don\'t close this window, this message can\'t be displayed again.' |
||
819 | )); |
||
820 | this.remainingTime.addClass('foryoureyesonly') |
||
821 | .removeClass('hidden'); |
||
822 | // discourage cloning (as it can't really be prevented) |
||
823 | this.cloneButton.addClass('hidden'); |
||
824 | } |
||
825 | |||
826 | // if the discussion is opened on this paste, display it |
||
827 | if (paste.meta.opendiscussion) |
||
828 | { |
||
829 | this.comments.html(''); |
||
830 | |||
831 | // iterate over comments |
||
832 | for (var i = 0; i < paste.comments.length; ++i) |
||
833 | { |
||
834 | var place = this.comments, |
||
835 | comment = paste.comments[i], |
||
836 | commenttext = filter.decipher(key, password, comment.data), |
||
837 | // if parent comment exists, display below (CSS will automatically shift it to the right) |
||
838 | cname = '#comment_' + comment.parentid, |
||
839 | divComment = $('<article><div class="comment" id="comment_' + comment.id |
||
840 | + '"><div class="commentmeta"><span class="nickname"></span>' |
||
841 | + '<span class="commentdate"></span></div>' |
||
842 | + '<div class="commentdata"></div>' |
||
843 | + '<button class="btn btn-default btn-sm">' |
||
844 | + i18n._('Reply') + '</button></div></article>'), |
||
845 | divCommentData = divComment.find('div.commentdata'); |
||
846 | |||
847 | // if the element exists in page |
||
848 | if ($(cname).length) |
||
849 | { |
||
850 | place = $(cname); |
||
851 | } |
||
852 | divComment.find('button').click({commentid: comment.id}, $.proxy(this.openReply, this)); |
||
853 | helper.setElementText(divCommentData, commenttext); |
||
854 | helper.urls2links(divCommentData); |
||
855 | |||
856 | // try to get optional nickname |
||
857 | var nick = filter.decipher(key, password, comment.meta.nickname); |
||
858 | if (nick.length > 0) |
||
859 | { |
||
860 | divComment.find('span.nickname').text(nick); |
||
861 | } |
||
862 | else |
||
863 | { |
||
864 | divComment.find('span.nickname').html('<i>' + i18n._('Anonymous') + '</i>'); |
||
865 | } |
||
866 | divComment.find('span.commentdate') |
||
867 | .text(' (' + (new Date(comment.meta.postdate * 1000).toLocaleString()) + ')') |
||
868 | .attr('title', 'CommentID: ' + comment.id); |
||
869 | |||
870 | // if an avatar is available, display it |
||
871 | if (comment.meta.vizhash) |
||
872 | { |
||
873 | divComment.find('span.nickname') |
||
874 | .before( |
||
875 | '<img src="' + comment.meta.vizhash + '" class="vizhash" title="' + |
||
876 | i18n._('Anonymous avatar (Vizhash of the IP address)') + '" /> ' |
||
877 | ); |
||
878 | } |
||
879 | |||
880 | place.append(divComment); |
||
881 | } |
||
882 | var divComment = $( |
||
883 | '<div class="comment"><button class="btn btn-default btn-sm">' + |
||
884 | i18n._('Add comment') + '</button></div>' |
||
885 | ); |
||
886 | divComment.find('button').click({commentid: helper.pasteId()}, $.proxy(this.openReply, this)); |
||
887 | this.comments.append(divComment); |
||
888 | this.discussion.removeClass('hidden'); |
||
889 | } |
||
890 | }, |
||
891 | |||
892 | /** |
||
893 | * open the comment entry when clicking the "Reply" button of a comment |
||
894 | * |
||
895 | * @name controller.openReply |
||
896 | * @function |
||
897 | * @param {Event} event |
||
898 | */ |
||
899 | openReply: function(event) |
||
900 | { |
||
901 | event.preventDefault(); |
||
902 | |||
903 | // remove any other reply area |
||
904 | $('div.reply').remove(); |
||
905 | |||
906 | var source = $(event.target), |
||
907 | commentid = event.data.commentid, |
||
908 | hint = i18n._('Optional nickname...'), |
||
909 | reply = $( |
||
910 | '<div class="reply"><input type="text" id="nickname" ' + |
||
911 | 'class="form-control" title="' + hint + '" placeholder="' + |
||
912 | hint + '" /><textarea id="replymessage" class="replymessage ' + |
||
913 | 'form-control" cols="80" rows="7"></textarea><br />' + |
||
914 | '<div id="replystatus"></div><button id="replybutton" ' + |
||
915 | 'class="btn btn-default btn-sm">' + i18n._('Post comment') + |
||
916 | '</button></div>' |
||
917 | ); |
||
918 | reply.find('button').click( |
||
919 | {parentid: commentid}, |
||
920 | $.proxy(this.sendComment, this) |
||
921 | ); |
||
922 | source.after(reply); |
||
923 | this.replyStatus = $('#replystatus'); |
||
924 | $('#replymessage').focus(); |
||
925 | }, |
||
926 | |||
927 | /** |
||
928 | * send a reply in a discussion |
||
929 | * |
||
930 | * @name controller.sendComment |
||
931 | * @function |
||
932 | * @param {Event} event |
||
933 | */ |
||
934 | sendComment: function(event) |
||
935 | { |
||
936 | event.preventDefault(); |
||
937 | this.errorMessage.addClass('hidden'); |
||
938 | // do not send if no data |
||
939 | var replyMessage = $('#replymessage'); |
||
940 | if (replyMessage.val().length === 0) |
||
941 | { |
||
942 | return; |
||
943 | } |
||
944 | |||
945 | this.showStatus(i18n._('Sending comment...'), true); |
||
946 | var parentid = event.data.parentid, |
||
947 | key = helper.pageKey(), |
||
948 | cipherdata = filter.cipher(key, this.passwordInput.val(), replyMessage.val()), |
||
949 | ciphernickname = '', |
||
950 | nick = $('#nickname').val(); |
||
951 | if (nick.length > 0) |
||
952 | { |
||
953 | ciphernickname = filter.cipher(key, this.passwordInput.val(), nick); |
||
954 | } |
||
955 | var data_to_send = { |
||
956 | data: cipherdata, |
||
957 | parentid: parentid, |
||
958 | pasteid: helper.pasteId(), |
||
959 | nickname: ciphernickname |
||
960 | }; |
||
961 | |||
962 | $.ajax({ |
||
963 | type: 'POST', |
||
964 | url: helper.scriptLocation(), |
||
965 | data: data_to_send, |
||
966 | dataType: 'json', |
||
967 | headers: this.headers, |
||
968 | success: function(data) |
||
969 | { |
||
970 | if (data.status === 0) |
||
971 | { |
||
972 | controller.showStatus(i18n._('Comment posted.')); |
||
973 | $.ajax({ |
||
974 | type: 'GET', |
||
975 | url: helper.scriptLocation() + '?' + helper.pasteId(), |
||
976 | dataType: 'json', |
||
977 | headers: controller.headers, |
||
978 | success: function(data) |
||
979 | { |
||
980 | if (data.status === 0) |
||
981 | { |
||
982 | controller.displayMessages(data); |
||
983 | } |
||
984 | else if (data.status === 1) |
||
985 | { |
||
986 | controller.showError(i18n._('Could not refresh display: %s', data.message)); |
||
987 | } |
||
988 | else |
||
989 | { |
||
990 | controller.showError(i18n._('Could not refresh display: %s', i18n._('unknown status'))); |
||
991 | } |
||
992 | } |
||
993 | }) |
||
994 | .fail(function() { |
||
995 | controller.showError(i18n._('Could not refresh display: %s', i18n._('server error or not responding'))); |
||
996 | }); |
||
997 | } |
||
998 | else if (data.status === 1) |
||
999 | { |
||
1000 | controller.showError(i18n._('Could not post comment: %s', data.message)); |
||
1001 | } |
||
1002 | else |
||
1003 | { |
||
1004 | controller.showError(i18n._('Could not post comment: %s', i18n._('unknown status'))); |
||
1005 | } |
||
1006 | } |
||
1007 | }) |
||
1008 | .fail(function() { |
||
1009 | controller.showError(i18n._('Could not post comment: %s', i18n._('server error or not responding'))); |
||
1010 | }); |
||
1011 | }, |
||
1012 | |||
1013 | /** |
||
1014 | * send a new paste to server |
||
1015 | * |
||
1016 | * @name controller.sendData |
||
1017 | * @function |
||
1018 | * @param {Event} event |
||
1019 | */ |
||
1020 | sendData: function(event) |
||
1021 | { |
||
1022 | event.preventDefault(); |
||
1023 | var file = document.getElementById('file'), |
||
1024 | files = (file && file.files) ? file.files : null; // FileList object |
||
1025 | |||
1026 | // do not send if no data. |
||
1027 | if (this.message.val().length === 0 && !(files && files[0])) |
||
1028 | { |
||
1029 | return; |
||
1030 | } |
||
1031 | |||
1032 | // if sjcl has not collected enough entropy yet, display a message |
||
1033 | if (!sjcl.random.isReady()) |
||
1034 | { |
||
1035 | this.showStatus(i18n._('Sending paste (Please move your mouse for more entropy)...'), true); |
||
1036 | sjcl.random.addEventListener('seeded', function() { |
||
1037 | this.sendData(event); |
||
1038 | }); |
||
1039 | return; |
||
1040 | } |
||
1041 | |||
1042 | $('.navbar-toggle').click(); |
||
1043 | this.password.addClass('hidden'); |
||
1044 | this.showStatus(i18n._('Sending paste...'), true); |
||
1045 | |||
1046 | var randomkey = sjcl.codec.base64.fromBits(sjcl.random.randomWords(8, 0), 0), |
||
1047 | password = this.passwordInput.val(); |
||
1048 | if(files && files[0]) |
||
1049 | { |
||
1050 | if(typeof FileReader === undefined) |
||
1051 | { |
||
1052 | this.showError(i18n._('Your browser does not support uploading encrypted files. Please use a newer browser.')); |
||
1053 | return; |
||
1054 | } |
||
1055 | var reader = new FileReader(); |
||
1056 | // closure to capture the file information |
||
1057 | reader.onload = (function(theFile) |
||
1058 | { |
||
1059 | return function(e) { |
||
1060 | controller.sendDataContinue( |
||
1061 | randomkey, |
||
1062 | filter.cipher(randomkey, password, e.target.result), |
||
1063 | filter.cipher(randomkey, password, theFile.name) |
||
1064 | ); |
||
1065 | }; |
||
1066 | })(files[0]); |
||
1067 | reader.readAsDataURL(files[0]); |
||
1068 | } |
||
1069 | else if(this.attachmentLink.attr('href')) |
||
1070 | { |
||
1071 | this.sendDataContinue( |
||
1072 | randomkey, |
||
1073 | filter.cipher(randomkey, password, this.attachmentLink.attr('href')), |
||
1074 | this.attachmentLink.attr('download') |
||
1075 | ); |
||
1076 | } |
||
1077 | else |
||
1078 | { |
||
1079 | this.sendDataContinue(randomkey, '', ''); |
||
1080 | } |
||
1081 | }, |
||
1082 | |||
1083 | /** |
||
1084 | * send a new paste to server, step 2 |
||
1085 | * |
||
1086 | * @name controller.sendDataContinue |
||
1087 | * @function |
||
1088 | * @param {string} randomkey |
||
1089 | * @param {string} cipherdata_attachment |
||
1090 | * @param {string} cipherdata_attachment_name |
||
1091 | */ |
||
1092 | sendDataContinue: function(randomkey, cipherdata_attachment, cipherdata_attachment_name) |
||
1093 | { |
||
1094 | var cipherdata = filter.cipher(randomkey, this.passwordInput.val(), this.message.val()), |
||
1095 | data_to_send = { |
||
1096 | data: cipherdata, |
||
1097 | expire: $('#pasteExpiration').val(), |
||
1098 | formatter: $('#pasteFormatter').val(), |
||
1099 | burnafterreading: this.burnAfterReading.is(':checked') ? 1 : 0, |
||
1100 | opendiscussion: this.openDiscussion.is(':checked') ? 1 : 0 |
||
1101 | }; |
||
1102 | if (cipherdata_attachment.length > 0) |
||
1103 | { |
||
1104 | data_to_send.attachment = cipherdata_attachment; |
||
1105 | if (cipherdata_attachment_name.length > 0) |
||
1106 | { |
||
1107 | data_to_send.attachmentname = cipherdata_attachment_name; |
||
1108 | } |
||
1109 | } |
||
1110 | $.ajax({ |
||
1111 | type: 'POST', |
||
1112 | url: helper.scriptLocation(), |
||
1113 | data: data_to_send, |
||
1114 | dataType: 'json', |
||
1115 | headers: this.headers, |
||
1116 | success: function(data) |
||
1117 | { |
||
1118 | if (data.status === 0) { |
||
1119 | controller.stateExistingPaste(); |
||
1120 | var url = helper.scriptLocation() + '?' + data.id + '#' + randomkey, |
||
1121 | deleteUrl = helper.scriptLocation() + '?pasteid=' + data.id + '&deletetoken=' + data.deletetoken; |
||
1122 | controller.showStatus(''); |
||
1123 | controller.errorMessage.addClass('hidden'); |
||
1124 | history.pushState({type: 'newpaste'}, document.title, url); |
||
1125 | |||
1126 | $('#pastelink').html( |
||
1127 | i18n._( |
||
1128 | 'Your paste is <a id="pasteurl" href="%s">%s</a> <span id="copyhint">(Hit [Ctrl]+[c] to copy)</span>', |
||
1129 | url, url |
||
1130 | ) + controller.shortenUrl(url) |
||
1131 | ); |
||
1132 | var shortenButton = $('#shortenbutton'); |
||
1133 | if (shortenButton) { |
||
1134 | shortenButton.click($.proxy(controller.sendToShortener, controller)); |
||
1135 | } |
||
1136 | $('#deletelink').html('<a href="' + deleteUrl + '">' + i18n._('Delete data') + '</a>'); |
||
1137 | controller.pasteResult.removeClass('hidden'); |
||
1138 | // we pre-select the link so that the user only has to [Ctrl]+[c] the link |
||
1139 | helper.selectText('pasteurl'); |
||
1140 | controller.showStatus(''); |
||
1141 | controller.formatPaste(data_to_send.formatter, controller.message.val()); |
||
1142 | } |
||
1143 | else if (data.status === 1) |
||
1144 | { |
||
1145 | controller.showError(i18n._('Could not create paste: %s', data.message)); |
||
1146 | } |
||
1147 | else |
||
1148 | { |
||
1149 | controller.showError(i18n._('Could not create paste: %s', i18n._('unknown status'))); |
||
1150 | } |
||
1151 | } |
||
1152 | }) |
||
1153 | .fail(function() |
||
1154 | { |
||
1155 | controller.showError(i18n._('Could not create paste: %s', i18n._('server error or not responding'))); |
||
1156 | }); |
||
1157 | }, |
||
1158 | |||
1159 | /** |
||
1160 | * check if a URL shortener was defined and create HTML containing a link to it |
||
1161 | * |
||
1162 | * @name controller.shortenUrl |
||
1163 | * @function |
||
1164 | * @param {string} url |
||
1165 | * @return {string} html |
||
1166 | */ |
||
1167 | shortenUrl: function(url) |
||
1168 | { |
||
1169 | var shortenerHtml = $('#shortenbutton'); |
||
1170 | if (shortenerHtml) { |
||
1171 | this.shortenerUrl = shortenerHtml.data('shortener'); |
||
1172 | this.createdPasteUrl = url; |
||
1173 | return ' ' + $('<div />').append(shortenerHtml.clone()).html(); |
||
1174 | } |
||
1175 | return ''; |
||
1176 | }, |
||
1177 | |||
1178 | /** |
||
1179 | * put the screen in "New paste" mode |
||
1180 | * |
||
1181 | * @name controller.stateNewPaste |
||
1182 | * @function |
||
1183 | */ |
||
1184 | stateNewPaste: function() |
||
1185 | { |
||
1186 | this.message.text(''); |
||
1187 | this.attachment.addClass('hidden'); |
||
1188 | this.cloneButton.addClass('hidden'); |
||
1189 | this.rawTextButton.addClass('hidden'); |
||
1190 | this.remainingTime.addClass('hidden'); |
||
1191 | this.pasteResult.addClass('hidden'); |
||
1192 | this.clearText.addClass('hidden'); |
||
1193 | this.discussion.addClass('hidden'); |
||
1194 | this.prettyMessage.addClass('hidden'); |
||
1195 | this.sendButton.removeClass('hidden'); |
||
1196 | this.expiration.removeClass('hidden'); |
||
1197 | this.formatter.removeClass('hidden'); |
||
1198 | this.burnAfterReadingOption.removeClass('hidden'); |
||
1199 | this.openDisc.removeClass('hidden'); |
||
1200 | this.newButton.removeClass('hidden'); |
||
1201 | this.password.removeClass('hidden'); |
||
1202 | this.attach.removeClass('hidden'); |
||
1203 | this.message.removeClass('hidden'); |
||
1204 | this.preview.removeClass('hidden'); |
||
1205 | this.message.focus(); |
||
1206 | }, |
||
1207 | |||
1208 | /** |
||
1209 | * put the screen in "Existing paste" mode |
||
1210 | * |
||
1211 | * @name controller.stateExistingPaste |
||
1212 | * @function |
||
1213 | * @param {boolean} [preview=false] - (optional) tell if the preview tabs should be displayed, defaults to false |
||
1214 | */ |
||
1215 | stateExistingPaste: function(preview) |
||
1216 | { |
||
1217 | preview = preview || false; |
||
1218 | |||
1219 | if (!preview) |
||
1220 | { |
||
1221 | // no "clone" for IE<10. |
||
1222 | if ($('#oldienotice').is(":visible")) |
||
1223 | { |
||
1224 | this.cloneButton.addClass('hidden'); |
||
1225 | } |
||
1226 | else |
||
1227 | { |
||
1228 | this.cloneButton.removeClass('hidden'); |
||
1229 | } |
||
1230 | |||
1231 | this.rawTextButton.removeClass('hidden'); |
||
1232 | this.sendButton.addClass('hidden'); |
||
1233 | this.attach.addClass('hidden'); |
||
1234 | this.expiration.addClass('hidden'); |
||
1235 | this.formatter.addClass('hidden'); |
||
1236 | this.burnAfterReadingOption.addClass('hidden'); |
||
1237 | this.openDisc.addClass('hidden'); |
||
1238 | this.newButton.removeClass('hidden'); |
||
1239 | this.preview.addClass('hidden'); |
||
1240 | } |
||
1241 | |||
1242 | this.pasteResult.addClass('hidden'); |
||
1243 | this.message.addClass('hidden'); |
||
1244 | this.clearText.addClass('hidden'); |
||
1245 | this.prettyMessage.addClass('hidden'); |
||
1246 | }, |
||
1247 | |||
1248 | /** |
||
1249 | * when "burn after reading" is checked, disable discussion |
||
1250 | * |
||
1251 | * @name controller.changeBurnAfterReading |
||
1252 | * @function |
||
1253 | */ |
||
1254 | changeBurnAfterReading: function() |
||
1255 | { |
||
1256 | if (this.burnAfterReading.is(':checked') ) |
||
1257 | { |
||
1258 | this.openDisc.addClass('buttondisabled'); |
||
1259 | this.openDiscussion.attr({checked: false, disabled: true}); |
||
1260 | } |
||
1261 | else |
||
1262 | { |
||
1263 | this.openDisc.removeClass('buttondisabled'); |
||
1264 | this.openDiscussion.removeAttr('disabled'); |
||
1265 | } |
||
1266 | }, |
||
1267 | |||
1268 | /** |
||
1269 | * when discussion is checked, disable "burn after reading" |
||
1270 | * |
||
1271 | * @name controller.changeOpenDisc |
||
1272 | * @function |
||
1273 | */ |
||
1274 | changeOpenDisc: function() |
||
1275 | { |
||
1276 | if (this.openDiscussion.is(':checked') ) |
||
1277 | { |
||
1278 | this.burnAfterReadingOption.addClass('buttondisabled'); |
||
1279 | this.burnAfterReading.attr({checked: false, disabled: true}); |
||
1280 | } |
||
1281 | else |
||
1282 | { |
||
1283 | this.burnAfterReadingOption.removeClass('buttondisabled'); |
||
1284 | this.burnAfterReading.removeAttr('disabled'); |
||
1285 | } |
||
1286 | }, |
||
1287 | |||
1288 | /** |
||
1289 | * forward to URL shortener |
||
1290 | * |
||
1291 | * @name controller.sendToShortener |
||
1292 | * @function |
||
1293 | * @param {Event} event |
||
1294 | */ |
||
1295 | sendToShortener: function(event) |
||
1296 | { |
||
1297 | event.preventDefault(); |
||
1298 | window.location.href = this.shortenerUrl + encodeURIComponent(this.createdPasteUrl); |
||
1299 | }, |
||
1300 | |||
1301 | /** |
||
1302 | * reload the page |
||
1303 | * |
||
1304 | * @name controller.reloadPage |
||
1305 | * @function |
||
1306 | * @param {Event} event |
||
1307 | */ |
||
1308 | reloadPage: function(event) |
||
1309 | { |
||
1310 | event.preventDefault(); |
||
1311 | window.location.href = helper.scriptLocation(); |
||
1312 | }, |
||
1313 | |||
1314 | /** |
||
1315 | * return raw text |
||
1316 | * |
||
1317 | * @name controller.rawText |
||
1318 | * @function |
||
1319 | * @param {Event} event |
||
1320 | */ |
||
1321 | rawText: function(event) |
||
1322 | { |
||
1323 | event.preventDefault(); |
||
1324 | var paste = $('#pasteFormatter').val() === 'markdown' ? |
||
1325 | this.prettyPrint.text() : this.clearText.text(); |
||
1326 | history.pushState( |
||
1327 | null, document.title, helper.scriptLocation() + '?' + |
||
1328 | helper.pasteId() + '#' + helper.pageKey() |
||
1329 | ); |
||
1330 | // we use text/html instead of text/plain to avoid a bug when |
||
1331 | // reloading the raw text view (it reverts to type text/html) |
||
1332 | var newDoc = document.open('text/html', 'replace'); |
||
1333 | newDoc.write('<pre>' + helper.htmlEntities(paste) + '</pre>'); |
||
1334 | newDoc.close(); |
||
1335 | }, |
||
1336 | |||
1337 | /** |
||
1338 | * clone the current paste |
||
1339 | * |
||
1340 | * @name controller.clonePaste |
||
1341 | * @function |
||
1342 | * @param {Event} event |
||
1343 | */ |
||
1344 | clonePaste: function(event) |
||
1345 | { |
||
1346 | event.preventDefault(); |
||
1347 | this.stateNewPaste(); |
||
1348 | |||
1349 | // erase the id and the key in url |
||
1350 | history.replaceState(null, document.title, helper.scriptLocation()); |
||
1351 | |||
1352 | this.showStatus(''); |
||
1353 | if (this.attachmentLink.attr('href')) |
||
1354 | { |
||
1355 | this.clonedFile.removeClass('hidden'); |
||
1356 | this.fileWrap.addClass('hidden'); |
||
1357 | } |
||
1358 | this.message.text( |
||
1359 | $('#pasteFormatter').val() === 'markdown' ? |
||
1360 | this.prettyPrint.text() : this.clearText.text() |
||
1361 | ); |
||
1362 | $('.navbar-toggle').click(); |
||
1363 | }, |
||
1364 | |||
1365 | /** |
||
1366 | * set the expiration on bootstrap templates |
||
1367 | * |
||
1368 | * @name controller.setExpiration |
||
1369 | * @function |
||
1370 | * @param {Event} event |
||
1371 | */ |
||
1372 | setExpiration: function(event) |
||
1373 | { |
||
1374 | event.preventDefault(); |
||
1375 | var target = $(event.target); |
||
1376 | $('#pasteExpiration').val(target.data('expiration')); |
||
1377 | $('#pasteExpirationDisplay').text(target.text()); |
||
1378 | }, |
||
1379 | |||
1380 | /** |
||
1381 | * set the format on bootstrap templates |
||
1382 | * |
||
1383 | * @name controller.setFormat |
||
1384 | * @function |
||
1385 | * @param {Event} event |
||
1386 | */ |
||
1387 | setFormat: function(event) |
||
1388 | { |
||
1389 | event.preventDefault(); |
||
1390 | var target = $(event.target); |
||
1391 | $('#pasteFormatter').val(target.data('format')); |
||
1392 | $('#pasteFormatterDisplay').text(target.text()); |
||
1393 | |||
1394 | if (this.messagePreview.parent().hasClass('active')) { |
||
1395 | this.viewPreview(event); |
||
1396 | } |
||
1397 | }, |
||
1398 | |||
1399 | /** |
||
1400 | * set the language in a cookie and reload the page |
||
1401 | * |
||
1402 | * @name controller.setLanguage |
||
1403 | * @function |
||
1404 | * @param {Event} event |
||
1405 | */ |
||
1406 | setLanguage: function(event) |
||
1407 | { |
||
1408 | document.cookie = 'lang=' + $(event.target).data('lang'); |
||
1409 | this.reloadPage(event); |
||
1410 | }, |
||
1411 | |||
1412 | /** |
||
1413 | * support input of tab character |
||
1414 | * |
||
1415 | * @name controller.supportTabs |
||
1416 | * @function |
||
1417 | * @param {Event} event |
||
1418 | */ |
||
1419 | supportTabs: function(event) |
||
1420 | { |
||
1421 | var keyCode = event.keyCode || event.which; |
||
1422 | // tab was pressed |
||
1423 | if (keyCode === 9) |
||
1424 | { |
||
1425 | // prevent the textarea to lose focus |
||
1426 | event.preventDefault(); |
||
1427 | // get caret position & selection |
||
1428 | var val = this.value, |
||
1429 | start = this.selectionStart, |
||
1430 | end = this.selectionEnd; |
||
1431 | // set textarea value to: text before caret + tab + text after caret |
||
1432 | this.value = val.substring(0, start) + '\t' + val.substring(end); |
||
1433 | // put caret at right position again |
||
1434 | this.selectionStart = this.selectionEnd = start + 1; |
||
1435 | } |
||
1436 | }, |
||
1437 | |||
1438 | /** |
||
1439 | * view the editor tab |
||
1440 | * |
||
1441 | * @name controller.viewEditor |
||
1442 | * @function |
||
1443 | * @param {Event} event |
||
1444 | */ |
||
1445 | viewEditor: function(event) |
||
1446 | { |
||
1447 | event.preventDefault(); |
||
1448 | this.messagePreview.parent().removeClass('active'); |
||
1449 | this.messageEdit.parent().addClass('active'); |
||
1450 | this.message.focus(); |
||
1451 | this.stateNewPaste(); |
||
1452 | }, |
||
1453 | |||
1454 | /** |
||
1455 | * view the preview tab |
||
1456 | * |
||
1457 | * @name controller.viewPreview |
||
1458 | * @function |
||
1459 | * @param {Event} event |
||
1460 | */ |
||
1461 | viewPreview: function(event) |
||
1462 | { |
||
1463 | event.preventDefault(); |
||
1464 | this.messageEdit.parent().removeClass('active'); |
||
1465 | this.messagePreview.parent().addClass('active'); |
||
1466 | this.message.focus(); |
||
1467 | this.stateExistingPaste(true); |
||
1468 | this.formatPaste($('#pasteFormatter').val(), this.message.val()); |
||
1469 | }, |
||
1470 | |||
1471 | /** |
||
1472 | * handle history (pop) state changes |
||
1473 | * |
||
1474 | * currently this does only handle redirects to the home page. |
||
1475 | * |
||
1476 | * @name controller.historyChange |
||
1477 | * @function |
||
1478 | * @param {Event} event |
||
1479 | */ |
||
1480 | historyChange: function(event) |
||
1481 | { |
||
1482 | var currentLocation = helper.scriptLocation(); |
||
1483 | if (event.originalEvent.state === null && // no state object passed |
||
1484 | event.originalEvent.target.location.href === currentLocation && // target location is home page |
||
1485 | window.location.href === currentLocation // and we are not already on the home page |
||
1486 | ) { |
||
1487 | // redirect to home page |
||
1488 | window.location.href = currentLocation; |
||
1489 | } |
||
1490 | }, |
||
1491 | |||
1492 | /** |
||
1493 | * create a new paste |
||
1494 | * |
||
1495 | * @name controller.newPaste |
||
1496 | * @function |
||
1497 | */ |
||
1498 | newPaste: function() |
||
1499 | { |
||
1500 | this.stateNewPaste(); |
||
1501 | this.showStatus(''); |
||
1502 | this.message.text(''); |
||
1503 | this.changeBurnAfterReading(); |
||
1504 | this.changeOpenDisc(); |
||
1505 | }, |
||
1506 | |||
1507 | /** |
||
1508 | * removes an attachment |
||
1509 | * |
||
1510 | * @name controller.removeAttachment |
||
1511 | * @function |
||
1512 | */ |
||
1513 | removeAttachment: function() |
||
1514 | { |
||
1515 | this.clonedFile.addClass('hidden'); |
||
1516 | // removes the saved decrypted file data |
||
1517 | this.attachmentLink.attr('href', ''); |
||
1518 | // the only way to deselect the file is to recreate the input |
||
1519 | this.fileWrap.html(this.fileWrap.html()); |
||
1520 | this.fileWrap.removeClass('hidden'); |
||
1521 | }, |
||
1522 | |||
1523 | /** |
||
1524 | * decrypt using the password from the modal dialog |
||
1525 | * |
||
1526 | * @name controller.decryptPasswordModal |
||
1527 | * @function |
||
1528 | */ |
||
1529 | decryptPasswordModal: function() |
||
1530 | { |
||
1531 | this.passwordInput.val(this.passwordDecrypt.val()); |
||
1532 | this.displayMessages(); |
||
1533 | }, |
||
1534 | |||
1535 | /** |
||
1536 | * submit a password in the modal dialog |
||
1537 | * |
||
1538 | * @name controller.submitPasswordModal |
||
1539 | * @function |
||
1540 | * @param {Event} event |
||
1541 | */ |
||
1542 | submitPasswordModal: function(event) |
||
1543 | { |
||
1544 | event.preventDefault(); |
||
1545 | this.passwordModal.modal('hide'); |
||
1546 | }, |
||
1547 | |||
1548 | /** |
||
1549 | * display an error message, |
||
1550 | * we use the same function for paste and reply to comments |
||
1551 | * |
||
1552 | * @name controller.showError |
||
1553 | * @function |
||
1554 | * @param {string} message - text to display |
||
1555 | */ |
||
1556 | showError: function(message) |
||
1557 | { |
||
1558 | if (this.status.length) |
||
1559 | { |
||
1560 | this.status.addClass('errorMessage').text(message); |
||
1561 | } |
||
1562 | else |
||
1563 | { |
||
1564 | this.errorMessage.removeClass('hidden'); |
||
1565 | helper.setMessage(this.errorMessage, message); |
||
1566 | } |
||
1567 | if (typeof this.replyStatus !== 'undefined') { |
||
1568 | this.replyStatus.addClass('errorMessage'); |
||
1569 | this.replyStatus.addClass(this.errorMessage.attr('class')); |
||
1570 | if (this.status.length) |
||
1571 | { |
||
1572 | this.replyStatus.html(this.status.html()); |
||
1573 | } |
||
1574 | else |
||
1575 | { |
||
1576 | this.replyStatus.html(this.errorMessage.html()); |
||
1577 | } |
||
1578 | } |
||
1579 | }, |
||
1580 | |||
1581 | /** |
||
1582 | * display a status message, |
||
1583 | * we use the same function for paste and reply to comments |
||
1584 | * |
||
1585 | * @name controller.showStatus |
||
1586 | * @function |
||
1587 | * @param {string} message - text to display |
||
1588 | * @param {boolean} [spin=false] - (optional) tell if the "spinning" animation should be displayed, defaults to false |
||
1589 | */ |
||
1590 | showStatus: function(message, spin) |
||
1591 | { |
||
1592 | if (spin || false) |
||
1593 | { |
||
1594 | var img = '<img src="img/busy.gif" style="width:16px;height:9px;margin:0 4px 0 0;" />'; |
||
1595 | this.status.prepend(img); |
||
1596 | if (typeof this.replyStatus !== 'undefined') { |
||
1597 | this.replyStatus.prepend(img); |
||
1598 | } |
||
1599 | } |
||
1600 | if (typeof this.replyStatus !== 'undefined') { |
||
1601 | this.replyStatus.removeClass('errorMessage').text(message); |
||
1602 | } |
||
1603 | if (!message) |
||
1604 | { |
||
1605 | this.status.html(' '); |
||
1606 | return; |
||
1607 | } |
||
1608 | if (message === '') |
||
1609 | { |
||
1610 | this.status.html(' '); |
||
1611 | return; |
||
1612 | } |
||
1613 | this.status.removeClass('errorMessage').text(message); |
||
1614 | }, |
||
1615 | |||
1616 | /** |
||
1617 | * bind events to DOM elements |
||
1618 | * |
||
1619 | * @name controller.bindEvents |
||
1620 | * @function |
||
1621 | */ |
||
1622 | bindEvents: function() |
||
1623 | { |
||
1624 | this.burnAfterReading.change($.proxy(this.changeBurnAfterReading, this)); |
||
1625 | this.openDisc.change($.proxy(this.changeOpenDisc, this)); |
||
1626 | this.sendButton.click($.proxy(this.sendData, this)); |
||
1627 | this.cloneButton.click($.proxy(this.clonePaste, this)); |
||
1628 | this.rawTextButton.click($.proxy(this.rawText, this)); |
||
1629 | this.fileRemoveButton.click($.proxy(this.removeAttachment, this)); |
||
1630 | $('.reloadlink').click($.proxy(this.reloadPage, this)); |
||
1631 | this.message.keydown(this.supportTabs); |
||
1632 | this.messageEdit.click($.proxy(this.viewEditor, this)); |
||
1633 | this.messagePreview.click($.proxy(this.viewPreview, this)); |
||
1634 | |||
1635 | // bootstrap template drop downs |
||
1636 | $('ul.dropdown-menu li a', $('#expiration').parent()).click($.proxy(this.setExpiration, this)); |
||
1637 | $('ul.dropdown-menu li a', $('#formatter').parent()).click($.proxy(this.setFormat, this)); |
||
1638 | $('#language ul.dropdown-menu li a').click($.proxy(this.setLanguage, this)); |
||
1639 | |||
1640 | // page template drop down |
||
1641 | $('#language select option').click($.proxy(this.setLanguage, this)); |
||
1642 | |||
1643 | // handle modal password request on decryption |
||
1644 | this.passwordModal.on('shown.bs.modal', $.proxy(this.passwordDecrypt.focus, this)); |
||
1645 | this.passwordModal.on('hidden.bs.modal', $.proxy(this.decryptPasswordModal, this)); |
||
1646 | this.passwordForm.submit($.proxy(this.submitPasswordModal, this)); |
||
1647 | |||
1648 | $(window).on('popstate', $.proxy(this.historyChange, this)); |
||
1649 | }, |
||
1650 | |||
1651 | /** |
||
1652 | * main application |
||
1653 | * |
||
1654 | * @name controller.init |
||
1655 | * @function |
||
1656 | */ |
||
1657 | init: function() |
||
1658 | { |
||
1659 | // hide "no javascript" message |
||
1660 | $('#noscript').hide(); |
||
1661 | |||
1662 | // preload jQuery wrapped DOM elements and bind events |
||
1663 | this.attach = $('#attach'); |
||
1664 | this.attachment = $('#attachment'); |
||
1665 | this.attachmentLink = $('#attachment a'); |
||
1666 | this.burnAfterReading = $('#burnafterreading'); |
||
1667 | this.burnAfterReadingOption = $('#burnafterreadingoption'); |
||
1668 | this.cipherData = $('#cipherdata'); |
||
1669 | this.clearText = $('#cleartext'); |
||
1670 | this.cloneButton = $('#clonebutton'); |
||
1671 | this.clonedFile = $('#clonedfile'); |
||
1672 | this.comments = $('#comments'); |
||
1673 | this.discussion = $('#discussion'); |
||
1674 | this.errorMessage = $('#errormessage'); |
||
1675 | this.expiration = $('#expiration'); |
||
1676 | this.fileRemoveButton = $('#fileremovebutton'); |
||
1677 | this.fileWrap = $('#filewrap'); |
||
1678 | this.formatter = $('#formatter'); |
||
1679 | this.image = $('#image'); |
||
1680 | this.message = $('#message'); |
||
1681 | this.messageEdit = $('#messageedit'); |
||
1682 | this.messagePreview = $('#messagepreview'); |
||
1683 | this.newButton = $('#newbutton'); |
||
1684 | this.openDisc = $('#opendisc'); |
||
1685 | this.openDiscussion = $('#opendiscussion'); |
||
1686 | this.password = $('#password'); |
||
1687 | this.passwordInput = $('#passwordinput'); |
||
1688 | this.passwordModal = $('#passwordmodal'); |
||
1689 | this.passwordForm = $('#passwordform'); |
||
1690 | this.passwordDecrypt = $('#passworddecrypt'); |
||
1691 | this.pasteResult = $('#pasteresult'); |
||
1692 | this.prettyMessage = $('#prettymessage'); |
||
1693 | this.prettyPrint = $('#prettyprint'); |
||
1694 | this.preview = $('#preview'); |
||
1695 | this.rawTextButton = $('#rawtextbutton'); |
||
1696 | this.remainingTime = $('#remainingtime'); |
||
1697 | this.sendButton = $('#sendbutton'); |
||
1698 | this.status = $('#status'); |
||
1699 | this.bindEvents(); |
||
1700 | |||
1701 | // display status returned by php code, if any (eg. paste was properly deleted) |
||
1702 | if (this.status.text().length > 0) |
||
1703 | { |
||
1704 | this.showStatus(this.status.text()); |
||
1705 | return; |
||
1706 | } |
||
1707 | |||
1708 | // keep line height even if content empty |
||
1709 | this.status.html(' '); |
||
1710 | |||
1711 | // display an existing paste |
||
1712 | if (this.cipherData.text().length > 1) |
||
1713 | { |
||
1714 | // missing decryption key in URL? |
||
1715 | if (window.location.hash.length === 0) |
||
1716 | { |
||
1717 | this.showError(i18n._('Cannot decrypt paste: Decryption key missing in URL (Did you use a redirector or an URL shortener which strips part of the URL?)')); |
||
1718 | return; |
||
1719 | } |
||
1720 | |||
1721 | // show proper elements on screen |
||
1722 | this.stateExistingPaste(); |
||
1723 | this.displayMessages(); |
||
1724 | } |
||
1725 | // display error message from php code |
||
1726 | else if (this.errorMessage.text().length > 1) |
||
1727 | { |
||
1728 | this.showError(this.errorMessage.text()); |
||
1729 | } |
||
1730 | // create a new paste |
||
1731 | else |
||
1732 | { |
||
1733 | this.newPaste(); |
||
1734 | } |
||
1735 | } |
||
1736 | } |
||
1737 | |||
1738 | /** |
||
1739 | * main application start, called when DOM is fully loaded and |
||
1740 | * runs controller initalization after translations are loaded |
||
1741 | */ |
||
1742 | $(i18n.loadTranslations); |
||
1743 | |||
1744 | return { |
||
1745 | helper: helper, |
||
1746 | i18n: i18n, |
||
1747 | filter: filter, |
||
1748 | controller: controller |
||
1749 | }; |
||
1750 | }(jQuery, sjcl, Base64, RawDeflate); |
||
1751 |