1 | ;(function (sax) {
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2 | sax.parser = function (strict, opt) { return new SAXParser(strict, opt) }
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3 | sax.SAXParser = SAXParser
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4 | sax.SAXStream = SAXStream
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5 | sax.createStream = createStream
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6 |
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7 |
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8 |
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9 |
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10 |
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11 |
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12 |
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13 |
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14 |
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15 |
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16 | sax.MAX_BUFFER_LENGTH = 64 * 1024
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17 |
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18 | var buffers = [
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19 | 'comment', 'sgmlDecl', 'textNode', 'tagName', 'doctype',
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20 | 'procInstName', 'procInstBody', 'entity', 'attribName',
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21 | 'attribValue', 'cdata', 'script'
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22 | ]
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23 |
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24 | sax.EVENTS = [
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25 | 'text',
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26 | 'processinginstruction',
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27 | 'sgmldeclaration',
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28 | 'doctype',
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29 | 'comment',
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30 | 'opentagstart',
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31 | 'attribute',
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32 | 'opentag',
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33 | 'closetag',
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34 | 'opencdata',
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35 | 'cdata',
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36 | 'closecdata',
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37 | 'error',
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38 | 'end',
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39 | 'ready',
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40 | 'script',
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41 | 'opennamespace',
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42 | 'closenamespace'
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43 | ]
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44 |
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45 | function SAXParser (strict, opt) {
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46 | if (!(this instanceof SAXParser)) {
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47 | return new SAXParser(strict, opt)
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48 | }
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49 |
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50 | var parser = this
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51 | clearBuffers(parser)
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52 | parser.q = parser.c = ''
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53 | parser.bufferCheckPosition = sax.MAX_BUFFER_LENGTH
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54 | parser.opt = opt || {}
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55 | parser.opt.lowercase = parser.opt.lowercase || parser.opt.lowercasetags
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56 | parser.looseCase = parser.opt.lowercase ? 'toLowerCase' : 'toUpperCase'
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57 | parser.tags = []
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58 | parser.closed = parser.closedRoot = parser.sawRoot = false
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59 | parser.tag = parser.error = null
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60 | parser.strict = !!strict
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61 | parser.noscript = !!(strict || parser.opt.noscript)
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62 | parser.state = S.BEGIN
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63 | parser.strictEntities = parser.opt.strictEntities
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64 | parser.ENTITIES = parser.strictEntities ? Object.create(sax.XML_ENTITIES) : Object.create(sax.ENTITIES)
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65 | parser.attribList = []
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66 | parser.opt.entities = (typeof parser.opt.entities === 'undefined') ? true : parser.opt.entities;
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67 |
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68 |
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69 |
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70 |
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71 | if (parser.opt.xmlns) {
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72 | parser.ns = Object.create(rootNS)
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73 | }
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74 |
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75 |
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76 | parser.trackPosition = parser.opt.position !== false
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77 | if (parser.trackPosition) {
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78 | parser.position = parser.line = parser.column = 0
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79 | }
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80 | emit(parser, 'onready')
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81 | }
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82 |
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83 | if (!Object.create) {
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84 | Object.create = function (o) {
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85 | function F () {}
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86 | F.prototype = o
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87 | var newf = new F()
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88 | return newf
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89 | }
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90 | }
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91 |
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92 | if (!Object.keys) {
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93 | Object.keys = function (o) {
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94 | var a = []
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95 | for (var i in o) if (o.hasOwnProperty(i)) a.push(i)
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96 | return a
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97 | }
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98 | }
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99 |
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100 | function checkBufferLength (parser) {
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101 | var maxAllowed = Math.max(sax.MAX_BUFFER_LENGTH, 10)
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102 | var maxActual = 0
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103 | for (var i = 0, l = buffers.length; i < l; i++) {
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104 | var len = parser[buffers[i]].length
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105 | if (len > maxAllowed) {
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106 |
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107 |
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108 |
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109 |
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110 | switch (buffers[i]) {
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111 | case 'textNode':
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112 | closeText(parser)
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113 | break
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114 |
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115 | case 'cdata':
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116 | emitNode(parser, 'oncdata', parser.cdata)
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117 | parser.cdata = ''
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118 | break
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119 |
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120 | case 'script':
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121 | emitNode(parser, 'onscript', parser.script)
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122 | parser.script = ''
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123 | break
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124 |
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125 | default:
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126 | error(parser, 'Max buffer length exceeded: ' + buffers[i])
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127 | }
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128 | }
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129 | maxActual = Math.max(maxActual, len)
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130 | }
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131 |
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132 | var m = sax.MAX_BUFFER_LENGTH - maxActual
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133 | parser.bufferCheckPosition = m + parser.position
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134 | }
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135 |
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136 | function clearBuffers (parser) {
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137 | for (var i = 0, l = buffers.length; i < l; i++) {
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138 | parser[buffers[i]] = ''
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139 | }
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140 | }
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141 |
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142 | function flushBuffers (parser) {
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143 | closeText(parser)
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144 | if (parser.cdata !== '') {
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145 | emitNode(parser, 'oncdata', parser.cdata)
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146 | parser.cdata = ''
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147 | }
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148 | if (parser.script !== '') {
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149 | emitNode(parser, 'onscript', parser.script)
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150 | parser.script = ''
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151 | }
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152 | }
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153 |
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154 | SAXParser.prototype = {
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155 | end: function () { end(this) },
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156 | write: write,
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157 | resume: function () { this.error = null; return this },
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158 | close: function () { return this.write(null) },
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159 | flush: function () { flushBuffers(this) }
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160 | }
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161 |
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162 | var Stream
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163 | try {
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164 | Stream = require('stream').Stream
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165 | } catch (ex) {
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166 | Stream = function () {}
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167 | }
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168 |
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169 | var streamWraps = sax.EVENTS.filter(function (ev) {
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170 | return ev !== 'error' && ev !== 'end'
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171 | })
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172 |
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173 | function createStream (strict, opt) {
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174 | return new SAXStream(strict, opt)
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175 | }
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176 |
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177 | function SAXStream (strict, opt) {
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178 | if (!(this instanceof SAXStream)) {
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179 | return new SAXStream(strict, opt)
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180 | }
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181 |
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182 | Stream.apply(this)
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183 |
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184 | this._parser = new SAXParser(strict, opt)
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185 | this.writable = true
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186 | this.readable = true
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187 |
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188 | var me = this
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189 |
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190 | this._parser.onend = function () {
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191 | me.emit('end')
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192 | }
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193 |
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194 | this._parser.onerror = function (er) {
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195 | me.emit('error', er)
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196 |
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197 |
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198 |
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199 | me._parser.error = null
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200 | }
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201 |
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202 | this._decoder = null
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203 |
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204 | streamWraps.forEach(function (ev) {
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205 | Object.defineProperty(me, 'on' + ev, {
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206 | get: function () {
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207 | return me._parser['on' + ev]
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208 | },
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209 | set: function (h) {
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210 | if (!h) {
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211 | me.removeAllListeners(ev)
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212 | me._parser['on' + ev] = h
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213 | return h
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214 | }
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215 | me.on(ev, h)
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216 | },
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217 | enumerable: true,
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218 | configurable: false
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219 | })
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220 | })
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221 | }
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222 |
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223 | SAXStream.prototype = Object.create(Stream.prototype, {
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224 | constructor: {
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225 | value: SAXStream
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226 | }
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227 | })
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228 |
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229 | SAXStream.prototype.write = function (data) {
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230 | if (typeof Buffer === 'function' &&
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231 | typeof Buffer.isBuffer === 'function' &&
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232 | Buffer.isBuffer(data)) {
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233 | if (!this._decoder) {
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234 | var SD = require('string_decoder').StringDecoder
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235 | this._decoder = new SD('utf8')
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236 | }
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237 | data = this._decoder.write(data)
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238 | }
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239 |
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240 | this._parser.write(data.toString())
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241 | this.emit('data', data)
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242 | return true
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243 | }
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244 |
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245 | SAXStream.prototype.end = function (chunk) {
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246 | if (chunk && chunk.length) {
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247 | this.write(chunk)
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248 | }
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249 | this._parser.end()
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250 | return true
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251 | }
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252 |
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253 | SAXStream.prototype.on = function (ev, handler) {
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254 | var me = this
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255 | if (!me._parser['on' + ev] && streamWraps.indexOf(ev) !== -1) {
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256 | me._parser['on' + ev] = function () {
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257 | var args = arguments.length === 1 ? [arguments[0]] : Array.apply(null, arguments)
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258 | args.splice(0, 0, ev)
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259 | me.emit.apply(me, args)
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260 | }
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261 | }
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262 |
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263 | return Stream.prototype.on.call(me, ev, handler)
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264 | }
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265 |
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266 |
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267 | var whitespace = '\r\n\t '
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268 |
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269 |
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270 |
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271 | var number = '0124356789'
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272 | var letter = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
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273 |
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274 |
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275 | var quote = '\'"'
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276 | var attribEnd = whitespace + '>'
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277 | var CDATA = '[CDATA['
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278 | var DOCTYPE = 'DOCTYPE'
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279 | var XML_NAMESPACE = 'http://www.w3.org/XML/1998/namespace'
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280 | var XMLNS_NAMESPACE = 'http://www.w3.org/2000/xmlns/'
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281 | var rootNS = { xml: XML_NAMESPACE, xmlns: XMLNS_NAMESPACE }
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282 |
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283 |
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284 | whitespace = charClass(whitespace)
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285 | number = charClass(number)
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286 | letter = charClass(letter)
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287 |
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288 |
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289 |
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290 |
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291 |
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292 |
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293 |
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294 | var nameStart = /[:_A-Za-z\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD]/
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295 |
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296 | var nameBody = /[:_A-Za-z\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD\u00B7\u0300-\u036F\u203F-\u2040\.\d-]/
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297 |
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298 | var entityStart = /[#:_A-Za-z\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD]/
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299 | var entityBody = /[#:_A-Za-z\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD\u00B7\u0300-\u036F\u203F-\u2040\.\d-]/
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300 |
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301 | quote = charClass(quote)
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302 | attribEnd = charClass(attribEnd)
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303 |
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304 | function charClass (str) {
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305 | return str.split('').reduce(function (s, c) {
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306 | s[c] = true
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307 | return s
|
308 | }, {})
|
309 | }
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310 |
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311 | function isRegExp (c) {
|
312 | return Object.prototype.toString.call(c) === '[object RegExp]'
|
313 | }
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314 |
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315 | function is (charclass, c) {
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316 | return isRegExp(charclass) ? !!c.match(charclass) : charclass[c]
|
317 | }
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318 |
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319 | function not (charclass, c) {
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320 | return !is(charclass, c)
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321 | }
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322 |
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323 | var S = 0
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324 | sax.STATE = {
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325 | BEGIN: S++,
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326 | BEGIN_WHITESPACE: S++,
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327 | TEXT: S++,
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328 | TEXT_ENTITY: S++,
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329 | OPEN_WAKA: S++,
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330 | SGML_DECL: S++,
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331 | SGML_DECL_QUOTED: S++,
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332 | DOCTYPE: S++,
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333 | DOCTYPE_QUOTED: S++,
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334 | DOCTYPE_DTD: S++,
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335 | DOCTYPE_DTD_QUOTED: S++,
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336 | COMMENT_STARTING: S++,
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337 | COMMENT: S++,
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338 | COMMENT_ENDING: S++,
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339 | COMMENT_ENDED: S++,
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340 | CDATA: S++,
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341 | CDATA_ENDING: S++,
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342 | CDATA_ENDING_2: S++,
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343 | PROC_INST: S++,
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344 | PROC_INST_BODY: S++,
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345 | PROC_INST_ENDING: S++,
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346 | OPEN_TAG: S++,
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347 | OPEN_TAG_SLASH: S++,
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348 | ATTRIB: S++,
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349 | ATTRIB_NAME: S++,
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350 | ATTRIB_NAME_SAW_WHITE: S++,
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351 | ATTRIB_VALUE: S++,
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352 | ATTRIB_VALUE_QUOTED: S++,
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353 | ATTRIB_VALUE_CLOSED: S++,
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354 | ATTRIB_VALUE_UNQUOTED: S++,
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355 | ATTRIB_VALUE_ENTITY_Q: S++,
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356 | ATTRIB_VALUE_ENTITY_U: S++,
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357 | CLOSE_TAG: S++,
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358 | CLOSE_TAG_SAW_WHITE: S++,
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359 | SCRIPT: S++,
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360 | SCRIPT_ENDING: S++
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361 | }
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362 |
|
363 | sax.XML_ENTITIES = {
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364 | 'amp': '&',
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365 | 'gt': '>',
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366 | 'lt': '<',
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367 | 'quot': '"',
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368 | 'apos': "'"
|
369 | }
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370 |
|
371 | sax.ENTITIES = {
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372 | 'amp': '&',
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373 | 'gt': '>',
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374 | 'lt': '<',
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375 | 'quot': '"',
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376 | 'apos': "'",
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377 | 'AElig': 198,
|
378 | 'Aacute': 193,
|
379 | 'Acirc': 194,
|
380 | 'Agrave': 192,
|
381 | 'Aring': 197,
|
382 | 'Atilde': 195,
|
383 | 'Auml': 196,
|
384 | 'Ccedil': 199,
|
385 | 'ETH': 208,
|
386 | 'Eacute': 201,
|
387 | 'Ecirc': 202,
|
388 | 'Egrave': 200,
|
389 | 'Euml': 203,
|
390 | 'Iacute': 205,
|
391 | 'Icirc': 206,
|
392 | 'Igrave': 204,
|
393 | 'Iuml': 207,
|
394 | 'Ntilde': 209,
|
395 | 'Oacute': 211,
|
396 | 'Ocirc': 212,
|
397 | 'Ograve': 210,
|
398 | 'Oslash': 216,
|
399 | 'Otilde': 213,
|
400 | 'Ouml': 214,
|
401 | 'THORN': 222,
|
402 | 'Uacute': 218,
|
403 | 'Ucirc': 219,
|
404 | 'Ugrave': 217,
|
405 | 'Uuml': 220,
|
406 | 'Yacute': 221,
|
407 | 'aacute': 225,
|
408 | 'acirc': 226,
|
409 | 'aelig': 230,
|
410 | 'agrave': 224,
|
411 | 'aring': 229,
|
412 | 'atilde': 227,
|
413 | 'auml': 228,
|
414 | 'ccedil': 231,
|
415 | 'eacute': 233,
|
416 | 'ecirc': 234,
|
417 | 'egrave': 232,
|
418 | 'eth': 240,
|
419 | 'euml': 235,
|
420 | 'iacute': 237,
|
421 | 'icirc': 238,
|
422 | 'igrave': 236,
|
423 | 'iuml': 239,
|
424 | 'ntilde': 241,
|
425 | 'oacute': 243,
|
426 | 'ocirc': 244,
|
427 | 'ograve': 242,
|
428 | 'oslash': 248,
|
429 | 'otilde': 245,
|
430 | 'ouml': 246,
|
431 | 'szlig': 223,
|
432 | 'thorn': 254,
|
433 | 'uacute': 250,
|
434 | 'ucirc': 251,
|
435 | 'ugrave': 249,
|
436 | 'uuml': 252,
|
437 | 'yacute': 253,
|
438 | 'yuml': 255,
|
439 | 'copy': 169,
|
440 | 'reg': 174,
|
441 | 'nbsp': 160,
|
442 | 'iexcl': 161,
|
443 | 'cent': 162,
|
444 | 'pound': 163,
|
445 | 'curren': 164,
|
446 | 'yen': 165,
|
447 | 'brvbar': 166,
|
448 | 'sect': 167,
|
449 | 'uml': 168,
|
450 | 'ordf': 170,
|
451 | 'laquo': 171,
|
452 | 'not': 172,
|
453 | 'shy': 173,
|
454 | 'macr': 175,
|
455 | 'deg': 176,
|
456 | 'plusmn': 177,
|
457 | 'sup1': 185,
|
458 | 'sup2': 178,
|
459 | 'sup3': 179,
|
460 | 'acute': 180,
|
461 | 'micro': 181,
|
462 | 'para': 182,
|
463 | 'middot': 183,
|
464 | 'cedil': 184,
|
465 | 'ordm': 186,
|
466 | 'raquo': 187,
|
467 | 'frac14': 188,
|
468 | 'frac12': 189,
|
469 | 'frac34': 190,
|
470 | 'iquest': 191,
|
471 | 'times': 215,
|
472 | 'divide': 247,
|
473 | 'OElig': 338,
|
474 | 'oelig': 339,
|
475 | 'Scaron': 352,
|
476 | 'scaron': 353,
|
477 | 'Yuml': 376,
|
478 | 'fnof': 402,
|
479 | 'circ': 710,
|
480 | 'tilde': 732,
|
481 | 'Alpha': 913,
|
482 | 'Beta': 914,
|
483 | 'Gamma': 915,
|
484 | 'Delta': 916,
|
485 | 'Epsilon': 917,
|
486 | 'Zeta': 918,
|
487 | 'Eta': 919,
|
488 | 'Theta': 920,
|
489 | 'Iota': 921,
|
490 | 'Kappa': 922,
|
491 | 'Lambda': 923,
|
492 | 'Mu': 924,
|
493 | 'Nu': 925,
|
494 | 'Xi': 926,
|
495 | 'Omicron': 927,
|
496 | 'Pi': 928,
|
497 | 'Rho': 929,
|
498 | 'Sigma': 931,
|
499 | 'Tau': 932,
|
500 | 'Upsilon': 933,
|
501 | 'Phi': 934,
|
502 | 'Chi': 935,
|
503 | 'Psi': 936,
|
504 | 'Omega': 937,
|
505 | 'alpha': 945,
|
506 | 'beta': 946,
|
507 | 'gamma': 947,
|
508 | 'delta': 948,
|
509 | 'epsilon': 949,
|
510 | 'zeta': 950,
|
511 | 'eta': 951,
|
512 | 'theta': 952,
|
513 | 'iota': 953,
|
514 | 'kappa': 954,
|
515 | 'lambda': 955,
|
516 | 'mu': 956,
|
517 | 'nu': 957,
|
518 | 'xi': 958,
|
519 | 'omicron': 959,
|
520 | 'pi': 960,
|
521 | 'rho': 961,
|
522 | 'sigmaf': 962,
|
523 | 'sigma': 963,
|
524 | 'tau': 964,
|
525 | 'upsilon': 965,
|
526 | 'phi': 966,
|
527 | 'chi': 967,
|
528 | 'psi': 968,
|
529 | 'omega': 969,
|
530 | 'thetasym': 977,
|
531 | 'upsih': 978,
|
532 | 'piv': 982,
|
533 | 'ensp': 8194,
|
534 | 'emsp': 8195,
|
535 | 'thinsp': 8201,
|
536 | 'zwnj': 8204,
|
537 | 'zwj': 8205,
|
538 | 'lrm': 8206,
|
539 | 'rlm': 8207,
|
540 | 'ndash': 8211,
|
541 | 'mdash': 8212,
|
542 | 'lsquo': 8216,
|
543 | 'rsquo': 8217,
|
544 | 'sbquo': 8218,
|
545 | 'ldquo': 8220,
|
546 | 'rdquo': 8221,
|
547 | 'bdquo': 8222,
|
548 | 'dagger': 8224,
|
549 | 'Dagger': 8225,
|
550 | 'bull': 8226,
|
551 | 'hellip': 8230,
|
552 | 'permil': 8240,
|
553 | 'prime': 8242,
|
554 | 'Prime': 8243,
|
555 | 'lsaquo': 8249,
|
556 | 'rsaquo': 8250,
|
557 | 'oline': 8254,
|
558 | 'frasl': 8260,
|
559 | 'euro': 8364,
|
560 | 'image': 8465,
|
561 | 'weierp': 8472,
|
562 | 'real': 8476,
|
563 | 'trade': 8482,
|
564 | 'alefsym': 8501,
|
565 | 'larr': 8592,
|
566 | 'uarr': 8593,
|
567 | 'rarr': 8594,
|
568 | 'darr': 8595,
|
569 | 'harr': 8596,
|
570 | 'crarr': 8629,
|
571 | 'lArr': 8656,
|
572 | 'uArr': 8657,
|
573 | 'rArr': 8658,
|
574 | 'dArr': 8659,
|
575 | 'hArr': 8660,
|
576 | 'forall': 8704,
|
577 | 'part': 8706,
|
578 | 'exist': 8707,
|
579 | 'empty': 8709,
|
580 | 'nabla': 8711,
|
581 | 'isin': 8712,
|
582 | 'notin': 8713,
|
583 | 'ni': 8715,
|
584 | 'prod': 8719,
|
585 | 'sum': 8721,
|
586 | 'minus': 8722,
|
587 | 'lowast': 8727,
|
588 | 'radic': 8730,
|
589 | 'prop': 8733,
|
590 | 'infin': 8734,
|
591 | 'ang': 8736,
|
592 | 'and': 8743,
|
593 | 'or': 8744,
|
594 | 'cap': 8745,
|
595 | 'cup': 8746,
|
596 | 'int': 8747,
|
597 | 'there4': 8756,
|
598 | 'sim': 8764,
|
599 | 'cong': 8773,
|
600 | 'asymp': 8776,
|
601 | 'ne': 8800,
|
602 | 'equiv': 8801,
|
603 | 'le': 8804,
|
604 | 'ge': 8805,
|
605 | 'sub': 8834,
|
606 | 'sup': 8835,
|
607 | 'nsub': 8836,
|
608 | 'sube': 8838,
|
609 | 'supe': 8839,
|
610 | 'oplus': 8853,
|
611 | 'otimes': 8855,
|
612 | 'perp': 8869,
|
613 | 'sdot': 8901,
|
614 | 'lceil': 8968,
|
615 | 'rceil': 8969,
|
616 | 'lfloor': 8970,
|
617 | 'rfloor': 8971,
|
618 | 'lang': 9001,
|
619 | 'rang': 9002,
|
620 | 'loz': 9674,
|
621 | 'spades': 9824,
|
622 | 'clubs': 9827,
|
623 | 'hearts': 9829,
|
624 | 'diams': 9830
|
625 | }
|
626 |
|
627 | Object.keys(sax.ENTITIES).forEach(function (key) {
|
628 | var e = sax.ENTITIES[key]
|
629 | var s = typeof e === 'number' ? String.fromCharCode(e) : e
|
630 | sax.ENTITIES[key] = s
|
631 | })
|
632 |
|
633 | for (var s in sax.STATE) {
|
634 | sax.STATE[sax.STATE[s]] = s
|
635 | }
|
636 |
|
637 |
|
638 | S = sax.STATE
|
639 |
|
640 | function emit (parser, event, data) {
|
641 | parser[event] && parser[event](data)
|
642 | }
|
643 |
|
644 | function emitNode (parser, nodeType, data) {
|
645 | if (parser.textNode) closeText(parser)
|
646 | emit(parser, nodeType, data)
|
647 | }
|
648 |
|
649 | function closeText (parser) {
|
650 | parser.textNode = textopts(parser.opt, parser.textNode)
|
651 | if (parser.textNode) emit(parser, 'ontext', parser.textNode)
|
652 | parser.textNode = ''
|
653 | }
|
654 |
|
655 | function textopts (opt, text) {
|
656 | if (opt.trim) text = text.trim()
|
657 | if (opt.normalize) text = text.replace(/\s+/g, ' ')
|
658 | return text
|
659 | }
|
660 |
|
661 | function error (parser, er) {
|
662 | closeText(parser)
|
663 | if (parser.trackPosition) {
|
664 | er += '\nLine: ' + parser.line +
|
665 | '\nColumn: ' + parser.column +
|
666 | '\nChar: ' + parser.c
|
667 | }
|
668 | er = new Error(er)
|
669 | parser.error = er
|
670 | emit(parser, 'onerror', er)
|
671 | return parser
|
672 | }
|
673 |
|
674 | function end (parser) {
|
675 | if (parser.sawRoot && !parser.closedRoot) strictFail(parser, 'Unclosed root tag')
|
676 | if ((parser.state !== S.BEGIN) &&
|
677 | (parser.state !== S.BEGIN_WHITESPACE) &&
|
678 | (parser.state !== S.TEXT)) {
|
679 | error(parser, 'Unexpected end')
|
680 | }
|
681 | closeText(parser)
|
682 | parser.c = ''
|
683 | parser.closed = true
|
684 | emit(parser, 'onend')
|
685 | SAXParser.call(parser, parser.strict, parser.opt)
|
686 | return parser
|
687 | }
|
688 |
|
689 | function strictFail (parser, message) {
|
690 | if (typeof parser !== 'object' || !(parser instanceof SAXParser)) {
|
691 | throw new Error('bad call to strictFail')
|
692 | }
|
693 | if (parser.strict) {
|
694 | error(parser, message)
|
695 | }
|
696 | }
|
697 |
|
698 | function newTag (parser) {
|
699 | if (!parser.strict) parser.tagName = parser.tagName[parser.looseCase]()
|
700 | var parent = parser.tags[parser.tags.length - 1] || parser
|
701 | var tag = parser.tag = { name: parser.tagName, attributes: {} }
|
702 |
|
703 |
|
704 | if (parser.opt.xmlns) {
|
705 | tag.ns = parent.ns
|
706 | }
|
707 | parser.attribList.length = 0
|
708 | emitNode(parser, 'onopentagstart', tag)
|
709 | }
|
710 |
|
711 | function qname (name, attribute) {
|
712 | var i = name.indexOf(':')
|
713 | var qualName = i < 0 ? [ '', name ] : name.split(':')
|
714 | var prefix = qualName[0]
|
715 | var local = qualName[1]
|
716 |
|
717 |
|
718 | if (attribute && name === 'xmlns') {
|
719 | prefix = 'xmlns'
|
720 | local = ''
|
721 | }
|
722 |
|
723 | return { prefix: prefix, local: local }
|
724 | }
|
725 |
|
726 | function attrib (parser) {
|
727 | if (!parser.strict) {
|
728 | parser.attribName = parser.attribName[parser.looseCase]()
|
729 | }
|
730 |
|
731 | if (parser.attribList.indexOf(parser.attribName) !== -1 ||
|
732 | parser.tag.attributes.hasOwnProperty(parser.attribName)) {
|
733 | parser.attribName = parser.attribValue = ''
|
734 | return
|
735 | }
|
736 |
|
737 | if (parser.opt.xmlns) {
|
738 | var qn = qname(parser.attribName, true)
|
739 | var prefix = qn.prefix
|
740 | var local = qn.local
|
741 |
|
742 | if (prefix === 'xmlns') {
|
743 |
|
744 | if (local === 'xml' && parser.attribValue !== XML_NAMESPACE) {
|
745 | strictFail(parser,
|
746 | 'xml: prefix must be bound to ' + XML_NAMESPACE + '\n' +
|
747 | 'Actual: ' + parser.attribValue)
|
748 | } else if (local === 'xmlns' && parser.attribValue !== XMLNS_NAMESPACE) {
|
749 | strictFail(parser,
|
750 | 'xmlns: prefix must be bound to ' + XMLNS_NAMESPACE + '\n' +
|
751 | 'Actual: ' + parser.attribValue)
|
752 | } else {
|
753 | var tag = parser.tag
|
754 | var parent = parser.tags[parser.tags.length - 1] || parser
|
755 | if (tag.ns === parent.ns) {
|
756 | tag.ns = Object.create(parent.ns)
|
757 | }
|
758 | tag.ns[local] = parser.attribValue
|
759 | }
|
760 | }
|
761 |
|
762 |
|
763 |
|
764 |
|
765 | parser.attribList.push([parser.attribName, parser.attribValue])
|
766 | } else {
|
767 |
|
768 | parser.tag.attributes[parser.attribName] = parser.attribValue
|
769 | emitNode(parser, 'onattribute', {
|
770 | name: parser.attribName,
|
771 | value: parser.attribValue
|
772 | })
|
773 | }
|
774 |
|
775 | parser.attribName = parser.attribValue = ''
|
776 | }
|
777 |
|
778 | function openTag (parser, selfClosing) {
|
779 | if (parser.opt.xmlns) {
|
780 |
|
781 | var tag = parser.tag
|
782 |
|
783 |
|
784 | var qn = qname(parser.tagName)
|
785 | tag.prefix = qn.prefix
|
786 | tag.local = qn.local
|
787 | tag.uri = tag.ns[qn.prefix] || ''
|
788 |
|
789 | if (tag.prefix && !tag.uri) {
|
790 | strictFail(parser, 'Unbound namespace prefix: ' +
|
791 | JSON.stringify(parser.tagName))
|
792 | tag.uri = qn.prefix
|
793 | }
|
794 |
|
795 | var parent = parser.tags[parser.tags.length - 1] || parser
|
796 | if (tag.ns && parent.ns !== tag.ns) {
|
797 | Object.keys(tag.ns).forEach(function (p) {
|
798 | emitNode(parser, 'onopennamespace', {
|
799 | prefix: p,
|
800 | uri: tag.ns[p]
|
801 | })
|
802 | })
|
803 | }
|
804 |
|
805 |
|
806 |
|
807 |
|
808 | for (var i = 0, l = parser.attribList.length; i < l; i++) {
|
809 | var nv = parser.attribList[i]
|
810 | var name = nv[0]
|
811 | var value = nv[1]
|
812 | var qualName = qname(name, true)
|
813 | var prefix = qualName.prefix
|
814 | var local = qualName.local
|
815 | var uri = prefix === '' ? '' : (tag.ns[prefix] || '')
|
816 | var a = {
|
817 | name: name,
|
818 | value: value,
|
819 | prefix: prefix,
|
820 | local: local,
|
821 | uri: uri
|
822 | }
|
823 |
|
824 |
|
825 |
|
826 | if (prefix && prefix !== 'xmlns' && !uri) {
|
827 | strictFail(parser, 'Unbound namespace prefix: ' +
|
828 | JSON.stringify(prefix))
|
829 | a.uri = prefix
|
830 | }
|
831 | parser.tag.attributes[name] = a
|
832 | emitNode(parser, 'onattribute', a)
|
833 | }
|
834 | parser.attribList.length = 0
|
835 | }
|
836 |
|
837 | parser.tag.isSelfClosing = !!selfClosing
|
838 |
|
839 |
|
840 | parser.sawRoot = true
|
841 | parser.tags.push(parser.tag)
|
842 | emitNode(parser, 'onopentag', parser.tag)
|
843 | if (!selfClosing) {
|
844 |
|
845 | if (!parser.noscript && parser.tagName.toLowerCase() === 'script') {
|
846 | parser.state = S.SCRIPT
|
847 | } else {
|
848 | parser.state = S.TEXT
|
849 | }
|
850 | parser.tag = null
|
851 | parser.tagName = ''
|
852 | }
|
853 | parser.attribName = parser.attribValue = ''
|
854 | parser.attribList.length = 0
|
855 | }
|
856 |
|
857 | function closeTag (parser) {
|
858 | if (!parser.tagName) {
|
859 | strictFail(parser, 'Weird empty close tag.')
|
860 | parser.textNode += '</>'
|
861 | parser.state = S.TEXT
|
862 | return
|
863 | }
|
864 |
|
865 | if (parser.script) {
|
866 | if (parser.tagName !== 'script') {
|
867 | parser.script += '</' + parser.tagName + '>'
|
868 | parser.tagName = ''
|
869 | parser.state = S.SCRIPT
|
870 | return
|
871 | }
|
872 | emitNode(parser, 'onscript', parser.script)
|
873 | parser.script = ''
|
874 | }
|
875 |
|
876 |
|
877 |
|
878 | var t = parser.tags.length
|
879 | var tagName = parser.tagName
|
880 | if (!parser.strict) {
|
881 | tagName = tagName[parser.looseCase]()
|
882 | }
|
883 | var closeTo = tagName
|
884 | while (t--) {
|
885 | var close = parser.tags[t]
|
886 | if (close.name !== closeTo) {
|
887 |
|
888 | strictFail(parser, 'Unexpected close tag')
|
889 | } else {
|
890 | break
|
891 | }
|
892 | }
|
893 |
|
894 |
|
895 | if (t < 0) {
|
896 | strictFail(parser, 'Unmatched closing tag: ' + parser.tagName)
|
897 | parser.textNode += '</' + parser.tagName + '>'
|
898 | parser.state = S.TEXT
|
899 | return
|
900 | }
|
901 | parser.tagName = tagName
|
902 | var s = parser.tags.length
|
903 | while (s-- > t) {
|
904 | var tag = parser.tag = parser.tags.pop()
|
905 | parser.tagName = parser.tag.name
|
906 | emitNode(parser, 'onclosetag', parser.tagName)
|
907 |
|
908 | var x = {}
|
909 | for (var i in tag.ns) {
|
910 | x[i] = tag.ns[i]
|
911 | }
|
912 |
|
913 | var parent = parser.tags[parser.tags.length - 1] || parser
|
914 | if (parser.opt.xmlns && tag.ns !== parent.ns) {
|
915 |
|
916 | Object.keys(tag.ns).forEach(function (p) {
|
917 | var n = tag.ns[p]
|
918 | emitNode(parser, 'onclosenamespace', { prefix: p, uri: n })
|
919 | })
|
920 | }
|
921 | }
|
922 | if (t === 0) parser.closedRoot = true
|
923 | parser.tagName = parser.attribValue = parser.attribName = ''
|
924 | parser.attribList.length = 0
|
925 | parser.state = S.TEXT
|
926 | }
|
927 |
|
928 | function parseEntity (parser) {
|
929 | if (!parser.opt.entities) {
|
930 | return '&' + parser.entity + ';';
|
931 | }
|
932 | var entity = parser.entity
|
933 | var entityLC = entity.toLowerCase()
|
934 | var num
|
935 | var numStr = ''
|
936 |
|
937 | if (parser.ENTITIES[entity]) {
|
938 | return parser.ENTITIES[entity]
|
939 | }
|
940 | if (parser.ENTITIES[entityLC]) {
|
941 | return parser.ENTITIES[entityLC]
|
942 | }
|
943 | entity = entityLC
|
944 | if (entity.charAt(0) === '#') {
|
945 | if (entity.charAt(1) === 'x') {
|
946 | entity = entity.slice(2)
|
947 | num = parseInt(entity, 16)
|
948 | numStr = num.toString(16)
|
949 | } else {
|
950 | entity = entity.slice(1)
|
951 | num = parseInt(entity, 10)
|
952 | numStr = num.toString(10)
|
953 | }
|
954 | }
|
955 | entity = entity.replace(/^0+/, '')
|
956 | if (numStr.toLowerCase() !== entity) {
|
957 | strictFail(parser, 'Invalid character entity')
|
958 | return '&' + parser.entity + ';'
|
959 | }
|
960 |
|
961 | return String.fromCodePoint(num)
|
962 | }
|
963 |
|
964 | function beginWhiteSpace (parser, c) {
|
965 | if (c === '<') {
|
966 | parser.state = S.OPEN_WAKA
|
967 | parser.startTagPosition = parser.position
|
968 | } else if (not(whitespace, c)) {
|
969 |
|
970 |
|
971 | strictFail(parser, 'Non-whitespace before first tag.')
|
972 | parser.textNode = c
|
973 | parser.state = S.TEXT
|
974 | }
|
975 | }
|
976 |
|
977 | function charAt (chunk, i) {
|
978 | var result = ''
|
979 | if (i < chunk.length) {
|
980 | result = chunk.charAt(i)
|
981 | }
|
982 | return result
|
983 | }
|
984 |
|
985 | function write (chunk) {
|
986 | var parser = this
|
987 | if (this.error) {
|
988 | throw this.error
|
989 | }
|
990 | if (parser.closed) {
|
991 | return error(parser,
|
992 | 'Cannot write after close. Assign an onready handler.')
|
993 | }
|
994 | if (chunk === null) {
|
995 | return end(parser)
|
996 | }
|
997 | if (typeof chunk === 'object') {
|
998 | chunk = chunk.toString()
|
999 | }
|
1000 | var i = 0
|
1001 | var c = ''
|
1002 | while (true) {
|
1003 | c = charAt(chunk, i++)
|
1004 | parser.c = c
|
1005 | if (!c) {
|
1006 | break
|
1007 | }
|
1008 | if (parser.trackPosition) {
|
1009 | parser.position++
|
1010 | if (c === '\n') {
|
1011 | parser.line++
|
1012 | parser.column = 0
|
1013 | } else {
|
1014 | parser.column++
|
1015 | }
|
1016 | }
|
1017 | switch (parser.state) {
|
1018 | case S.BEGIN:
|
1019 | parser.state = S.BEGIN_WHITESPACE
|
1020 | if (c === '\uFEFF') {
|
1021 | continue
|
1022 | }
|
1023 | beginWhiteSpace(parser, c)
|
1024 | continue
|
1025 |
|
1026 | case S.BEGIN_WHITESPACE:
|
1027 | beginWhiteSpace(parser, c)
|
1028 | continue
|
1029 |
|
1030 | case S.TEXT:
|
1031 | if (parser.sawRoot && !parser.closedRoot) {
|
1032 | var starti = i - 1
|
1033 | while (c && c !== '<' && c !== '&') {
|
1034 | c = charAt(chunk, i++)
|
1035 | if (c && parser.trackPosition) {
|
1036 | parser.position++
|
1037 | if (c === '\n') {
|
1038 | parser.line++
|
1039 | parser.column = 0
|
1040 | } else {
|
1041 | parser.column++
|
1042 | }
|
1043 | }
|
1044 | }
|
1045 | parser.textNode += chunk.substring(starti, i - 1)
|
1046 | }
|
1047 | if (c === '<' && !(parser.sawRoot && parser.closedRoot && !parser.strict)) {
|
1048 | parser.state = S.OPEN_WAKA
|
1049 | parser.startTagPosition = parser.position
|
1050 | } else {
|
1051 | if (not(whitespace, c) && (!parser.sawRoot || parser.closedRoot)) {
|
1052 | strictFail(parser, 'Text data outside of root node.')
|
1053 | }
|
1054 | if (c === '&') {
|
1055 | parser.state = S.TEXT_ENTITY
|
1056 | } else {
|
1057 | parser.textNode += c
|
1058 | }
|
1059 | }
|
1060 | continue
|
1061 |
|
1062 | case S.SCRIPT:
|
1063 |
|
1064 | if (c === '<') {
|
1065 | parser.state = S.SCRIPT_ENDING
|
1066 | } else {
|
1067 | parser.script += c
|
1068 | }
|
1069 | continue
|
1070 |
|
1071 | case S.SCRIPT_ENDING:
|
1072 | if (c === '/') {
|
1073 | parser.state = S.CLOSE_TAG
|
1074 | } else {
|
1075 | parser.script += '<' + c
|
1076 | parser.state = S.SCRIPT
|
1077 | }
|
1078 | continue
|
1079 |
|
1080 | case S.OPEN_WAKA:
|
1081 |
|
1082 | if (c === '!') {
|
1083 | parser.state = S.SGML_DECL
|
1084 | parser.sgmlDecl = ''
|
1085 | } else if (is(whitespace, c)) {
|
1086 |
|
1087 | } else if (is(nameStart, c)) {
|
1088 | parser.state = S.OPEN_TAG
|
1089 | parser.tagName = c
|
1090 | } else if (c === '/') {
|
1091 | parser.state = S.CLOSE_TAG
|
1092 | parser.tagName = ''
|
1093 | } else if (c === '?') {
|
1094 | parser.state = S.PROC_INST
|
1095 | parser.procInstName = parser.procInstBody = ''
|
1096 | } else {
|
1097 | strictFail(parser, 'Unencoded <')
|
1098 |
|
1099 | if (parser.startTagPosition + 1 < parser.position) {
|
1100 | var pad = parser.position - parser.startTagPosition
|
1101 | c = new Array(pad).join(' ') + c
|
1102 | }
|
1103 | parser.textNode += '<' + c
|
1104 | parser.state = S.TEXT
|
1105 | }
|
1106 | continue
|
1107 |
|
1108 | case S.SGML_DECL:
|
1109 | if ((parser.sgmlDecl + c).toUpperCase() === CDATA) {
|
1110 | emitNode(parser, 'onopencdata')
|
1111 | parser.state = S.CDATA
|
1112 | parser.sgmlDecl = ''
|
1113 | parser.cdata = ''
|
1114 | } else if (parser.sgmlDecl + c === '--') {
|
1115 | parser.state = S.COMMENT
|
1116 | parser.comment = ''
|
1117 | parser.sgmlDecl = ''
|
1118 | } else if ((parser.sgmlDecl + c).toUpperCase() === DOCTYPE) {
|
1119 | parser.state = S.DOCTYPE
|
1120 | if (parser.doctype || parser.sawRoot) {
|
1121 | strictFail(parser,
|
1122 | 'Inappropriately located doctype declaration')
|
1123 | }
|
1124 | parser.doctype = ''
|
1125 | parser.sgmlDecl = ''
|
1126 | } else if (c === '>') {
|
1127 | emitNode(parser, 'onsgmldeclaration', parser.sgmlDecl)
|
1128 | parser.sgmlDecl = ''
|
1129 | parser.state = S.TEXT
|
1130 | } else if (is(quote, c)) {
|
1131 | parser.state = S.SGML_DECL_QUOTED
|
1132 | parser.sgmlDecl += c
|
1133 | } else {
|
1134 | parser.sgmlDecl += c
|
1135 | }
|
1136 | continue
|
1137 |
|
1138 | case S.SGML_DECL_QUOTED:
|
1139 | if (c === parser.q) {
|
1140 | parser.state = S.SGML_DECL
|
1141 | parser.q = ''
|
1142 | }
|
1143 | parser.sgmlDecl += c
|
1144 | continue
|
1145 |
|
1146 | case S.DOCTYPE:
|
1147 | if (c === '>') {
|
1148 | parser.state = S.TEXT
|
1149 | emitNode(parser, 'ondoctype', parser.doctype)
|
1150 | parser.doctype = true
|
1151 | } else {
|
1152 | parser.doctype += c
|
1153 | if (c === '[') {
|
1154 | parser.state = S.DOCTYPE_DTD
|
1155 | } else if (is(quote, c)) {
|
1156 | parser.state = S.DOCTYPE_QUOTED
|
1157 | parser.q = c
|
1158 | }
|
1159 | }
|
1160 | continue
|
1161 |
|
1162 | case S.DOCTYPE_QUOTED:
|
1163 | parser.doctype += c
|
1164 | if (c === parser.q) {
|
1165 | parser.q = ''
|
1166 | parser.state = S.DOCTYPE
|
1167 | }
|
1168 | continue
|
1169 |
|
1170 | case S.DOCTYPE_DTD:
|
1171 | parser.doctype += c
|
1172 | if (c === ']') {
|
1173 | parser.state = S.DOCTYPE
|
1174 | } else if (is(quote, c)) {
|
1175 | parser.state = S.DOCTYPE_DTD_QUOTED
|
1176 | parser.q = c
|
1177 | }
|
1178 | continue
|
1179 |
|
1180 | case S.DOCTYPE_DTD_QUOTED:
|
1181 | parser.doctype += c
|
1182 | if (c === parser.q) {
|
1183 | parser.state = S.DOCTYPE_DTD
|
1184 | parser.q = ''
|
1185 | }
|
1186 | continue
|
1187 |
|
1188 | case S.COMMENT:
|
1189 | if (c === '-') {
|
1190 | parser.state = S.COMMENT_ENDING
|
1191 | } else {
|
1192 | parser.comment += c
|
1193 | }
|
1194 | continue
|
1195 |
|
1196 | case S.COMMENT_ENDING:
|
1197 | if (c === '-') {
|
1198 | parser.state = S.COMMENT_ENDED
|
1199 | parser.comment = textopts(parser.opt, parser.comment)
|
1200 | if (parser.comment) {
|
1201 | emitNode(parser, 'oncomment', parser.comment)
|
1202 | }
|
1203 | parser.comment = ''
|
1204 | } else {
|
1205 | parser.comment += '-' + c
|
1206 | parser.state = S.COMMENT
|
1207 | }
|
1208 | continue
|
1209 |
|
1210 | case S.COMMENT_ENDED:
|
1211 | if (c !== '>') {
|
1212 | strictFail(parser, 'Malformed comment')
|
1213 |
|
1214 |
|
1215 | parser.comment += '--' + c
|
1216 | parser.state = S.COMMENT
|
1217 | } else {
|
1218 | parser.state = S.TEXT
|
1219 | }
|
1220 | continue
|
1221 |
|
1222 | case S.CDATA:
|
1223 | if (c === ']') {
|
1224 | parser.state = S.CDATA_ENDING
|
1225 | } else {
|
1226 | parser.cdata += c
|
1227 | }
|
1228 | continue
|
1229 |
|
1230 | case S.CDATA_ENDING:
|
1231 | if (c === ']') {
|
1232 | parser.state = S.CDATA_ENDING_2
|
1233 | } else {
|
1234 | parser.cdata += ']' + c
|
1235 | parser.state = S.CDATA
|
1236 | }
|
1237 | continue
|
1238 |
|
1239 | case S.CDATA_ENDING_2:
|
1240 | if (c === '>') {
|
1241 | if (parser.cdata) {
|
1242 | emitNode(parser, 'oncdata', parser.cdata)
|
1243 | }
|
1244 | emitNode(parser, 'onclosecdata')
|
1245 | parser.cdata = ''
|
1246 | parser.state = S.TEXT
|
1247 | } else if (c === ']') {
|
1248 | parser.cdata += ']'
|
1249 | } else {
|
1250 | parser.cdata += ']]' + c
|
1251 | parser.state = S.CDATA
|
1252 | }
|
1253 | continue
|
1254 |
|
1255 | case S.PROC_INST:
|
1256 | if (c === '?') {
|
1257 | parser.state = S.PROC_INST_ENDING
|
1258 | } else if (is(whitespace, c)) {
|
1259 | parser.state = S.PROC_INST_BODY
|
1260 | } else {
|
1261 | parser.procInstName += c
|
1262 | }
|
1263 | continue
|
1264 |
|
1265 | case S.PROC_INST_BODY:
|
1266 | if (!parser.procInstBody && is(whitespace, c)) {
|
1267 | continue
|
1268 | } else if (c === '?') {
|
1269 | parser.state = S.PROC_INST_ENDING
|
1270 | } else {
|
1271 | parser.procInstBody += c
|
1272 | }
|
1273 | continue
|
1274 |
|
1275 | case S.PROC_INST_ENDING:
|
1276 | if (c === '>') {
|
1277 | emitNode(parser, 'onprocessinginstruction', {
|
1278 | name: parser.procInstName,
|
1279 | body: parser.procInstBody
|
1280 | })
|
1281 | parser.procInstName = parser.procInstBody = ''
|
1282 | parser.state = S.TEXT
|
1283 | } else {
|
1284 | parser.procInstBody += '?' + c
|
1285 | parser.state = S.PROC_INST_BODY
|
1286 | }
|
1287 | continue
|
1288 |
|
1289 | case S.OPEN_TAG:
|
1290 | if (is(nameBody, c)) {
|
1291 | parser.tagName += c
|
1292 | } else {
|
1293 | newTag(parser)
|
1294 | if (c === '>') {
|
1295 | openTag(parser)
|
1296 | } else if (c === '/') {
|
1297 | parser.state = S.OPEN_TAG_SLASH
|
1298 | } else {
|
1299 | if (not(whitespace, c)) {
|
1300 | strictFail(parser, 'Invalid character in tag name')
|
1301 | }
|
1302 | parser.state = S.ATTRIB
|
1303 | }
|
1304 | }
|
1305 | continue
|
1306 |
|
1307 | case S.OPEN_TAG_SLASH:
|
1308 | if (c === '>') {
|
1309 | openTag(parser, true)
|
1310 | closeTag(parser)
|
1311 | } else {
|
1312 | strictFail(parser, 'Forward-slash in opening tag not followed by >')
|
1313 | parser.state = S.ATTRIB
|
1314 | }
|
1315 | continue
|
1316 |
|
1317 | case S.ATTRIB:
|
1318 |
|
1319 | if (is(whitespace, c)) {
|
1320 | continue
|
1321 | } else if (c === '>') {
|
1322 | openTag(parser)
|
1323 | } else if (c === '/') {
|
1324 | parser.state = S.OPEN_TAG_SLASH
|
1325 | } else if (is(nameStart, c)) {
|
1326 | parser.attribName = c
|
1327 | parser.attribValue = ''
|
1328 | parser.state = S.ATTRIB_NAME
|
1329 | } else {
|
1330 | strictFail(parser, 'Invalid attribute name')
|
1331 | }
|
1332 | continue
|
1333 |
|
1334 | case S.ATTRIB_NAME:
|
1335 | if (c === '=') {
|
1336 | parser.state = S.ATTRIB_VALUE
|
1337 | } else if (c === '>') {
|
1338 | strictFail(parser, 'Attribute without value')
|
1339 | parser.attribValue = parser.attribName
|
1340 | attrib(parser)
|
1341 | openTag(parser)
|
1342 | } else if (is(whitespace, c)) {
|
1343 | parser.state = S.ATTRIB_NAME_SAW_WHITE
|
1344 | } else if (is(nameBody, c)) {
|
1345 | parser.attribName += c
|
1346 | } else {
|
1347 | strictFail(parser, 'Invalid attribute name')
|
1348 | }
|
1349 | continue
|
1350 |
|
1351 | case S.ATTRIB_NAME_SAW_WHITE:
|
1352 | if (c === '=') {
|
1353 | parser.state = S.ATTRIB_VALUE
|
1354 | } else if (is(whitespace, c)) {
|
1355 | continue
|
1356 | } else {
|
1357 | strictFail(parser, 'Attribute without value')
|
1358 | parser.tag.attributes[parser.attribName] = ''
|
1359 | parser.attribValue = ''
|
1360 | emitNode(parser, 'onattribute', {
|
1361 | name: parser.attribName,
|
1362 | value: ''
|
1363 | })
|
1364 | parser.attribName = ''
|
1365 | if (c === '>') {
|
1366 | openTag(parser)
|
1367 | } else if (is(nameStart, c)) {
|
1368 | parser.attribName = c
|
1369 | parser.state = S.ATTRIB_NAME
|
1370 | } else {
|
1371 | strictFail(parser, 'Invalid attribute name')
|
1372 | parser.state = S.ATTRIB
|
1373 | }
|
1374 | }
|
1375 | continue
|
1376 |
|
1377 | case S.ATTRIB_VALUE:
|
1378 | if (is(whitespace, c)) {
|
1379 | continue
|
1380 | } else if (is(quote, c)) {
|
1381 | parser.q = c
|
1382 | parser.state = S.ATTRIB_VALUE_QUOTED
|
1383 | } else {
|
1384 | strictFail(parser, 'Unquoted attribute value')
|
1385 | parser.state = S.ATTRIB_VALUE_UNQUOTED
|
1386 | parser.attribValue = c
|
1387 | }
|
1388 | continue
|
1389 |
|
1390 | case S.ATTRIB_VALUE_QUOTED:
|
1391 | if (c !== parser.q) {
|
1392 | if (c === '&') {
|
1393 | parser.state = S.ATTRIB_VALUE_ENTITY_Q
|
1394 | } else {
|
1395 | parser.attribValue += c
|
1396 | }
|
1397 | continue
|
1398 | }
|
1399 | attrib(parser)
|
1400 | parser.q = ''
|
1401 | parser.state = S.ATTRIB_VALUE_CLOSED
|
1402 | continue
|
1403 |
|
1404 | case S.ATTRIB_VALUE_CLOSED:
|
1405 | if (is(whitespace, c)) {
|
1406 | parser.state = S.ATTRIB
|
1407 | } else if (c === '>') {
|
1408 | openTag(parser)
|
1409 | } else if (c === '/') {
|
1410 | parser.state = S.OPEN_TAG_SLASH
|
1411 | } else if (is(nameStart, c)) {
|
1412 | strictFail(parser, 'No whitespace between attributes')
|
1413 | parser.attribName = c
|
1414 | parser.attribValue = ''
|
1415 | parser.state = S.ATTRIB_NAME
|
1416 | } else {
|
1417 | strictFail(parser, 'Invalid attribute name')
|
1418 | }
|
1419 | continue
|
1420 |
|
1421 | case S.ATTRIB_VALUE_UNQUOTED:
|
1422 | if (not(attribEnd, c)) {
|
1423 | if (c === '&') {
|
1424 | parser.state = S.ATTRIB_VALUE_ENTITY_U
|
1425 | } else {
|
1426 | parser.attribValue += c
|
1427 | }
|
1428 | continue
|
1429 | }
|
1430 | attrib(parser)
|
1431 | if (c === '>') {
|
1432 | openTag(parser)
|
1433 | } else {
|
1434 | parser.state = S.ATTRIB
|
1435 | }
|
1436 | continue
|
1437 |
|
1438 | case S.CLOSE_TAG:
|
1439 | if (!parser.tagName) {
|
1440 | if (is(whitespace, c)) {
|
1441 | continue
|
1442 | } else if (not(nameStart, c)) {
|
1443 | if (parser.script) {
|
1444 | parser.script += '</' + c
|
1445 | parser.state = S.SCRIPT
|
1446 | } else {
|
1447 | strictFail(parser, 'Invalid tagname in closing tag.')
|
1448 | }
|
1449 | } else {
|
1450 | parser.tagName = c
|
1451 | }
|
1452 | } else if (c === '>') {
|
1453 | closeTag(parser)
|
1454 | } else if (is(nameBody, c)) {
|
1455 | parser.tagName += c
|
1456 | } else if (parser.script) {
|
1457 | parser.script += '</' + parser.tagName
|
1458 | parser.tagName = ''
|
1459 | parser.state = S.SCRIPT
|
1460 | } else {
|
1461 | if (not(whitespace, c)) {
|
1462 | strictFail(parser, 'Invalid tagname in closing tag')
|
1463 | }
|
1464 | parser.state = S.CLOSE_TAG_SAW_WHITE
|
1465 | }
|
1466 | continue
|
1467 |
|
1468 | case S.CLOSE_TAG_SAW_WHITE:
|
1469 | if (is(whitespace, c)) {
|
1470 | continue
|
1471 | }
|
1472 | if (c === '>') {
|
1473 | closeTag(parser)
|
1474 | } else {
|
1475 | strictFail(parser, 'Invalid characters in closing tag')
|
1476 | }
|
1477 | continue
|
1478 |
|
1479 | case S.TEXT_ENTITY:
|
1480 | case S.ATTRIB_VALUE_ENTITY_Q:
|
1481 | case S.ATTRIB_VALUE_ENTITY_U:
|
1482 | var returnState
|
1483 | var buffer
|
1484 | switch (parser.state) {
|
1485 | case S.TEXT_ENTITY:
|
1486 | returnState = S.TEXT
|
1487 | buffer = 'textNode'
|
1488 | break
|
1489 |
|
1490 | case S.ATTRIB_VALUE_ENTITY_Q:
|
1491 | returnState = S.ATTRIB_VALUE_QUOTED
|
1492 | buffer = 'attribValue'
|
1493 | break
|
1494 |
|
1495 | case S.ATTRIB_VALUE_ENTITY_U:
|
1496 | returnState = S.ATTRIB_VALUE_UNQUOTED
|
1497 | buffer = 'attribValue'
|
1498 | break
|
1499 | }
|
1500 |
|
1501 | if (c === ';') {
|
1502 | parser[buffer] += parseEntity(parser)
|
1503 | parser.entity = ''
|
1504 | parser.state = returnState
|
1505 | } else if (is(parser.entity.length ? entityBody : entityStart, c)) {
|
1506 | parser.entity += c
|
1507 | } else {
|
1508 | strictFail(parser, 'Invalid character in entity name')
|
1509 | parser[buffer] += '&' + parser.entity + c
|
1510 | parser.entity = ''
|
1511 | parser.state = returnState
|
1512 | }
|
1513 |
|
1514 | continue
|
1515 |
|
1516 | default:
|
1517 | throw new Error(parser, 'Unknown state: ' + parser.state)
|
1518 | }
|
1519 | }
|
1520 |
|
1521 | if (parser.position >= parser.bufferCheckPosition) {
|
1522 | checkBufferLength(parser)
|
1523 | }
|
1524 | return parser
|
1525 | }
|
1526 |
|
1527 |
|
1528 | if (!String.fromCodePoint) {
|
1529 | (function () {
|
1530 | var stringFromCharCode = String.fromCharCode
|
1531 | var floor = Math.floor
|
1532 | var fromCodePoint = function () {
|
1533 | var MAX_SIZE = 0x4000
|
1534 | var codeUnits = []
|
1535 | var highSurrogate
|
1536 | var lowSurrogate
|
1537 | var index = -1
|
1538 | var length = arguments.length
|
1539 | if (!length) {
|
1540 | return ''
|
1541 | }
|
1542 | var result = ''
|
1543 | while (++index < length) {
|
1544 | var codePoint = Number(arguments[index])
|
1545 | if (
|
1546 | !isFinite(codePoint) ||
|
1547 | codePoint < 0 ||
|
1548 | codePoint > 0x10FFFF ||
|
1549 | floor(codePoint) !== codePoint
|
1550 | ) {
|
1551 | throw RangeError('Invalid code point: ' + codePoint)
|
1552 | }
|
1553 | if (codePoint <= 0xFFFF) {
|
1554 | codeUnits.push(codePoint)
|
1555 | } else {
|
1556 |
|
1557 | codePoint -= 0x10000
|
1558 | highSurrogate = (codePoint >> 10) + 0xD800
|
1559 | lowSurrogate = (codePoint % 0x400) + 0xDC00
|
1560 | codeUnits.push(highSurrogate, lowSurrogate)
|
1561 | }
|
1562 | if (index + 1 === length || codeUnits.length > MAX_SIZE) {
|
1563 | result += stringFromCharCode.apply(null, codeUnits)
|
1564 | codeUnits.length = 0
|
1565 | }
|
1566 | }
|
1567 | return result
|
1568 | }
|
1569 | if (Object.defineProperty) {
|
1570 | Object.defineProperty(String, 'fromCodePoint', {
|
1571 | value: fromCodePoint,
|
1572 | configurable: true,
|
1573 | writable: true
|
1574 | })
|
1575 | } else {
|
1576 | String.fromCodePoint = fromCodePoint
|
1577 | }
|
1578 | }())
|
1579 | }
|
1580 | })(typeof exports === 'undefined' ? this.sax = {} : exports)
|