1 | /*! This is hwcrypto.js 0.0.10 generated on 2015-04-17 */ |
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2 | /* DO NOT EDIT (use src/hwcrypto.js) */ |
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3 | var hwcrypto = function hwcrypto() { |
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4 | "use strict"; |
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5 | var _debug = function(x) {}; |
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6 | _debug("hwcrypto.js activated"); |
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7 | window.addEventListener = window.addEventListener || window.attachEvent; |
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8 | function hasPluginFor(mime) { |
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9 | if (navigator.mimeTypes && mime in navigator.mimeTypes) { |
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10 | return true; |
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11 | } |
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12 | return false; |
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13 | } |
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14 | function hasExtensionFor(cls) { |
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15 | if (typeof window[cls] === "function") return true; |
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16 | return false; |
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17 | } |
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18 | function _hex2array(str) { |
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19 | if (typeof str == "string") { |
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20 | var len = Math.floor(str.length / 2); |
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21 | var ret = new Uint8Array(len); |
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22 | for (var i = 0; i < len; i++) { |
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23 | ret[i] = parseInt(str.substr(i * 2, 2), 16); |
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24 | } |
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25 | return ret; |
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26 | } |
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27 | } |
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28 | function _array2hex(args) { |
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29 | var ret = ""; |
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30 | for (var i = 0; i < args.length; i++) ret += (args[i] < 16 ? "0" : "") + args[i].toString(16); |
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31 | return ret.toLowerCase(); |
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32 | } |
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33 | function _mimeid(mime) { |
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34 | return "hwc" + mime.replace("/", "").replace("-", ""); |
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35 | } |
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36 | function loadPluginFor(mime) { |
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37 | var element = _mimeid(mime); |
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38 | if (document.getElementById(element)) { |
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39 | _debug("Plugin element already loaded"); |
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40 | return document.getElementById(element); |
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41 | } |
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42 | _debug("Loading plugin for " + mime + " into " + element); |
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43 | var objectTag = '<object id="' + element + '" type="' + mime + '" style="width: 1px; height: 1px; position: absolute; visibility: hidden;"></object>'; |
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44 | var div = document.createElement("div"); |
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45 | div.setAttribute("id", "pluginLocation" + element); |
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46 | document.body.appendChild(div); |
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47 | document.getElementById("pluginLocation" + element).innerHTML = objectTag; |
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48 | return document.getElementById(element); |
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49 | } |
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50 | var digidoc_mime = "application/x-digidoc"; |
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51 | var digidoc_chrome = "TokenSigning"; |
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52 | var USER_CANCEL = "user_cancel"; |
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53 | var NO_CERTIFICATES = "no_certificates"; |
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54 | var INVALID_ARGUMENT = "invalid_argument"; |
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55 | var TECHNICAL_ERROR = "technical_error"; |
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56 | var NO_IMPLEMENTATION = "no_implementation"; |
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57 | var NOT_ALLOWED = "not_allowed"; |
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58 | function probe() { |
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59 | var msg = "probe() detected "; |
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60 | if (hasExtensionFor(digidoc_chrome)) { |
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61 | _debug(msg + digidoc_chrome); |
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62 | } |
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63 | if (hasPluginFor(digidoc_mime)) { |
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64 | _debug(msg + digidoc_mime); |
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65 | } |
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66 | } |
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67 | window.addEventListener("load", function(event) { |
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68 | probe(); |
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69 | }); |
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70 | function DigiDocPlugin() { |
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71 | this._name = "NPAPI/BHO for application/x-digidoc"; |
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72 | var p = loadPluginFor(digidoc_mime); |
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73 | var certificate_ids = {}; |
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74 | function code2str(err) { |
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75 | _debug("Error: " + err + " with: " + p.errorMessage); |
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76 | switch (parseInt(err)) { |
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77 | case 1: |
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78 | return USER_CANCEL; |
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79 | |
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80 | case 2: |
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81 | return INVALID_ARGUMENT; |
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82 | |
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83 | case 17: |
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84 | return INVALID_ARGUMENT; |
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85 | |
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86 | case 19: |
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87 | return NOT_ALLOWED; |
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88 | |
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89 | default: |
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90 | _debug("Unknown error: " + err + " with: " + p.errorMessage); |
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91 | return TECHNICAL_ERROR; |
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92 | } |
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93 | } |
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94 | function code2err(err) { |
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95 | return new Error(code2str(err)); |
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96 | } |
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97 | this.check = function() { |
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98 | return new Promise(function(resolve, reject) { |
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99 | setTimeout(function() { |
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100 | resolve(typeof p.version !== "undefined"); |
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101 | }, 0); |
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102 | }); |
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103 | }; |
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104 | this.getVersion = function() { |
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105 | return new Promise(function(resolve, reject) { |
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106 | var v = p.version; |
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107 | resolve(v); |
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108 | }); |
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109 | }; |
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110 | this.getCertificate = function(options) { |
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111 | if (options && options.lang) { |
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112 | p.pluginLanguage = options.lang; |
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113 | } |
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114 | return new Promise(function(resolve, reject) { |
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115 | try { |
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116 | var v = p.getCertificate(); |
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117 | if (parseInt(p.errorCode) !== 0) { |
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118 | reject(code2err(p.errorCode)); |
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119 | } else { |
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120 | certificate_ids[v.cert] = v.id; |
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121 | resolve({ |
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122 | hex: v.cert |
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123 | }); |
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124 | } |
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125 | } catch (ex) { |
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126 | _debug(ex); |
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127 | reject(code2err(p.errorCode)); |
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128 | } |
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129 | }); |
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130 | }; |
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131 | this.sign = function(cert, hash, options) { |
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132 | return new Promise(function(resolve, reject) { |
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133 | var cid = certificate_ids[cert.hex]; |
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134 | if (cid) { |
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135 | try { |
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136 | var language = options.lang || "en"; |
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137 | var v = p.sign(cid, hash.hex, language); |
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138 | resolve({ |
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139 | hex: v |
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140 | }); |
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141 | } catch (ex) { |
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142 | _debug(JSON.stringify(ex)); |
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143 | reject(code2err(p.errorCode)); |
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144 | } |
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145 | } else { |
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146 | _debug("invalid certificate: " + cert); |
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147 | reject(new Error(INVALID_ARGUMENT)); |
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148 | } |
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149 | }); |
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150 | }; |
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151 | } |
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152 | function DigiDocExtension() { |
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153 | this._name = "Chrome native messaging extension"; |
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154 | var p = null; |
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155 | this.check = function() { |
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156 | return new Promise(function(resolve, reject) { |
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157 | if (!hasExtensionFor(digidoc_chrome)) { |
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158 | return resolve(false); |
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159 | } |
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160 | p = new window[digidoc_chrome](); |
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161 | if (p) { |
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162 | resolve(true); |
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163 | } else { |
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164 | resolve(false); |
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165 | } |
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166 | }); |
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167 | }; |
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168 | this.getVersion = function() { |
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169 | return p.getVersion(); |
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170 | }; |
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171 | this.getCertificate = function(options) { |
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172 | return p.getCertificate(options); |
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173 | }; |
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174 | this.sign = function(cert, hash, options) { |
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175 | return p.sign(cert, hash, options); |
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176 | }; |
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177 | } |
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178 | function NoBackend() { |
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179 | this._name = "No implementation"; |
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180 | this.check = function() { |
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181 | return new Promise(function(resolve, reject) { |
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182 | resolve(true); |
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183 | }); |
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184 | }; |
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185 | this.getVersion = function() { |
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186 | return Promise.reject(new Error(NO_IMPLEMENTATION)); |
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187 | }; |
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188 | this.getCertificate = function() { |
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189 | return Promise.reject(new Error(NO_IMPLEMENTATION)); |
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190 | }; |
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191 | this.sign = function() { |
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192 | return Promise.reject(new Error(NO_IMPLEMENTATION)); |
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193 | }; |
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194 | } |
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195 | var _backend = null; |
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196 | var fields = {}; |
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197 | function _testAndUse(Backend) { |
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198 | return new Promise(function(resolve, reject) { |
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199 | var b = new Backend(); |
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200 | b.check().then(function(isLoaded) { |
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201 | if (isLoaded) { |
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202 | _debug("Using backend: " + b._name); |
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203 | _backend = b; |
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204 | resolve(true); |
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205 | } else { |
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206 | _debug(b._name + " check() failed"); |
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207 | resolve(false); |
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208 | } |
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209 | }); |
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210 | }); |
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211 | } |
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212 | function _autodetect(force) { |
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213 | return new Promise(function(resolve, reject) { |
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214 | _debug("Autodetecting best backend"); |
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215 | if (typeof force === "undefined") { |
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216 | force = false; |
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217 | } |
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218 | if (_backend !== null && !force) { |
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219 | return resolve(true); |
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220 | } |
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221 | function tryDigiDocPlugin() { |
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222 | _testAndUse(DigiDocPlugin).then(function(result) { |
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223 | if (result) { |
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224 | resolve(true); |
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225 | } else { |
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226 | resolve(_testAndUse(NoBackend)); |
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227 | } |
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228 | }); |
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229 | } |
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230 | if (navigator.userAgent.indexOf("MSIE") != -1 || navigator.userAgent.indexOf("Trident") != -1) { |
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231 | _debug("Assuming IE BHO, testing"); |
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232 | return tryDigiDocPlugin(); |
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233 | } |
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234 | if (navigator.userAgent.indexOf("Chrome") != -1 && hasExtensionFor(digidoc_chrome)) { |
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235 | _testAndUse(DigiDocExtension).then(function(result) { |
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236 | if (result) { |
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237 | resolve(true); |
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238 | } else { |
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239 | tryDigiDocPlugin(); |
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240 | } |
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241 | }); |
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242 | return; |
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243 | } |
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244 | if (hasPluginFor(digidoc_mime)) { |
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245 | return tryDigiDocPlugin(); |
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246 | } |
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247 | resolve(_testAndUse(NoBackend)); |
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248 | }); |
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249 | } |
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250 | fields.use = function(backend) { |
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251 | return new Promise(function(resolve, reject) { |
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252 | if (typeof backend === "undefined" || backend === "auto") { |
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253 | _autodetect().then(function(result) { |
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254 | resolve(result); |
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255 | }); |
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256 | } else { |
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257 | if (backend === "chrome") { |
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258 | resolve(_testAndUse(DigiDocExtension)); |
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259 | } else if (backend === "npapi") { |
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260 | resolve(_testAndUse(DigiDocPlugin)); |
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261 | } else { |
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262 | resolve(false); |
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263 | } |
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264 | } |
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265 | }); |
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266 | }; |
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267 | fields.debug = function() { |
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268 | return new Promise(function(resolve, reject) { |
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269 | var hwversion = "hwcrypto.js 0.0.10"; |
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270 | _autodetect().then(function(result) { |
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271 | _backend.getVersion().then(function(version) { |
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272 | resolve(hwversion + " with " + _backend._name + " " + version); |
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273 | }, function(error) { |
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274 | resolve(hwversion + " with failing backend " + _backend._name); |
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275 | }); |
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276 | }); |
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277 | }); |
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278 | }; |
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279 | fields.getCertificate = function(options) { |
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280 | if (typeof options !== "object") { |
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281 | _debug("getCertificate options parameter must be an object"); |
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282 | return Promise.reject(new Error(INVALID_ARGUMENT)); |
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283 | } |
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284 | if (options && !options.lang) { |
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285 | options.lang = "en"; |
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286 | } |
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287 | return _autodetect().then(function(result) { |
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288 | if (location.protocol !== "https:" && location.protocol !== "file:") { |
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289 | return Promise.reject(new Error(NOT_ALLOWED)); |
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290 | } |
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291 | return _backend.getCertificate(options).then(function(certificate) { |
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292 | if (certificate.hex && !certificate.encoded) certificate.encoded = _hex2array(certificate.hex); |
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293 | return certificate; |
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294 | }); |
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295 | }); |
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296 | }; |
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297 | fields.sign = function(cert, hash, options) { |
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298 | if (arguments.length < 2) return Promise.reject(new Error(INVALID_ARGUMENT)); |
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299 | if (options && !options.lang) { |
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300 | options.lang = "en"; |
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301 | } |
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302 | if (!hash.type || !hash.value && !hash.hex) return Promise.reject(new Error(INVALID_ARGUMENT)); |
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303 | if (hash.hex && !hash.value) { |
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304 | _debug("DEPRECATED: hash.hex as argument to sign() is deprecated, use hash.value instead"); |
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305 | hash.value = _hex2array(hash.hex); |
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306 | } |
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307 | if (hash.value && !hash.hex) hash.hex = _array2hex(hash.value); |
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308 | return _autodetect().then(function(result) { |
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309 | if (location.protocol !== "https:" && location.protocol !== "file:") { |
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310 | return Promise.reject(new Error(NOT_ALLOWED)); |
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311 | } |
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312 | return _backend.sign(cert, hash, options).then(function(signature) { |
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313 | if (signature.hex && !signature.value) signature.value = _hex2array(signature.hex); |
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314 | return signature; |
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315 | }); |
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316 | }); |
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317 | }; |
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318 | fields.NO_IMPLEMENTATION = NO_IMPLEMENTATION; |
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319 | fields.USER_CANCEL = USER_CANCEL; |
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320 | fields.NOT_ALLOWED = NOT_ALLOWED; |
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321 | fields.NO_CERTIFICATES = NO_CERTIFICATES; |
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322 | fields.TECHNICAL_ERROR = TECHNICAL_ERROR; |
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323 | fields.INVALID_ARGUMENT = INVALID_ARGUMENT; |
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324 | return fields; |
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325 | }(); |
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