1 | "use strict";
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2 | var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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3 | if (k2 === undefined) k2 = k;
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4 | Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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5 | }) : (function(o, m, k, k2) {
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6 | if (k2 === undefined) k2 = k;
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7 | o[k2] = m[k];
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8 | }));
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9 | var __exportStar = (this && this.__exportStar) || function(m, exports) {
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10 | for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
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11 | };
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12 | Object.defineProperty(exports, "__esModule", { value: true });
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13 | exports.DomHandler = void 0;
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14 | var domelementtype_1 = require("domelementtype");
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15 | var node_1 = require("./node");
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16 | __exportStar(require("./node"), exports);
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17 | var reWhitespace = /\s+/g;
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18 |
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19 | var defaultOpts = {
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20 | normalizeWhitespace: false,
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21 | withStartIndices: false,
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22 | withEndIndices: false,
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23 | xmlMode: false,
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24 | };
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25 | var DomHandler = (function () {
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26 | |
27 |
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28 |
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29 |
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30 |
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31 | function DomHandler(callback, options, elementCB) {
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32 |
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33 | this.dom = [];
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34 |
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35 | this.root = new node_1.Document(this.dom);
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36 |
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37 | this.done = false;
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38 |
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39 | this.tagStack = [this.root];
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40 |
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41 | this.lastNode = null;
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42 |
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43 | this.parser = null;
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44 |
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45 | if (typeof options === "function") {
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46 | elementCB = options;
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47 | options = defaultOpts;
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48 | }
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49 | if (typeof callback === "object") {
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50 | options = callback;
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51 | callback = undefined;
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52 | }
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53 | this.callback = callback !== null && callback !== void 0 ? callback : null;
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54 | this.options = options !== null && options !== void 0 ? options : defaultOpts;
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55 | this.elementCB = elementCB !== null && elementCB !== void 0 ? elementCB : null;
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56 | }
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57 | DomHandler.prototype.onparserinit = function (parser) {
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58 | this.parser = parser;
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59 | };
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60 |
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61 | DomHandler.prototype.onreset = function () {
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62 | this.dom = [];
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63 | this.root = new node_1.Document(this.dom);
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64 | this.done = false;
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65 | this.tagStack = [this.root];
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66 | this.lastNode = null;
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67 | this.parser = null;
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68 | };
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69 |
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70 | DomHandler.prototype.onend = function () {
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71 | if (this.done)
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72 | return;
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73 | this.done = true;
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74 | this.parser = null;
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75 | this.handleCallback(null);
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76 | };
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77 | DomHandler.prototype.onerror = function (error) {
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78 | this.handleCallback(error);
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79 | };
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80 | DomHandler.prototype.onclosetag = function () {
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81 | this.lastNode = null;
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82 | var elem = this.tagStack.pop();
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83 | if (this.options.withEndIndices) {
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84 | elem.endIndex = this.parser.endIndex;
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85 | }
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86 | if (this.elementCB)
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87 | this.elementCB(elem);
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88 | };
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89 | DomHandler.prototype.onopentag = function (name, attribs) {
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90 | var type = this.options.xmlMode ? domelementtype_1.ElementType.Tag : undefined;
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91 | var element = new node_1.Element(name, attribs, undefined, type);
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92 | this.addNode(element);
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93 | this.tagStack.push(element);
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94 | };
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95 | DomHandler.prototype.ontext = function (data) {
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96 | var normalizeWhitespace = this.options.normalizeWhitespace;
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97 | var lastNode = this.lastNode;
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98 | if (lastNode && lastNode.type === domelementtype_1.ElementType.Text) {
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99 | if (normalizeWhitespace) {
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100 | lastNode.data = (lastNode.data + data).replace(reWhitespace, " ");
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101 | }
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102 | else {
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103 | lastNode.data += data;
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104 | }
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105 | if (this.options.withEndIndices) {
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106 | lastNode.endIndex = this.parser.endIndex;
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107 | }
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108 | }
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109 | else {
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110 | if (normalizeWhitespace) {
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111 | data = data.replace(reWhitespace, " ");
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112 | }
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113 | var node = new node_1.Text(data);
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114 | this.addNode(node);
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115 | this.lastNode = node;
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116 | }
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117 | };
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118 | DomHandler.prototype.oncomment = function (data) {
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119 | if (this.lastNode && this.lastNode.type === domelementtype_1.ElementType.Comment) {
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120 | this.lastNode.data += data;
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121 | return;
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122 | }
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123 | var node = new node_1.Comment(data);
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124 | this.addNode(node);
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125 | this.lastNode = node;
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126 | };
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127 | DomHandler.prototype.oncommentend = function () {
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128 | this.lastNode = null;
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129 | };
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130 | DomHandler.prototype.oncdatastart = function () {
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131 | var text = new node_1.Text("");
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132 | var node = new node_1.NodeWithChildren(domelementtype_1.ElementType.CDATA, [text]);
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133 | this.addNode(node);
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134 | text.parent = node;
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135 | this.lastNode = text;
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136 | };
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137 | DomHandler.prototype.oncdataend = function () {
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138 | this.lastNode = null;
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139 | };
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140 | DomHandler.prototype.onprocessinginstruction = function (name, data) {
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141 | var node = new node_1.ProcessingInstruction(name, data);
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142 | this.addNode(node);
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143 | };
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144 | DomHandler.prototype.handleCallback = function (error) {
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145 | if (typeof this.callback === "function") {
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146 | this.callback(error, this.dom);
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147 | }
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148 | else if (error) {
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149 | throw error;
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150 | }
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151 | };
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152 | DomHandler.prototype.addNode = function (node) {
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153 | var parent = this.tagStack[this.tagStack.length - 1];
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154 | var previousSibling = parent.children[parent.children.length - 1];
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155 | if (this.options.withStartIndices) {
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156 | node.startIndex = this.parser.startIndex;
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157 | }
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158 | if (this.options.withEndIndices) {
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159 | node.endIndex = this.parser.endIndex;
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160 | }
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161 | parent.children.push(node);
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162 | if (previousSibling) {
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163 | node.prev = previousSibling;
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164 | previousSibling.next = node;
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165 | }
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166 | node.parent = parent;
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167 | this.lastNode = null;
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168 | };
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169 | return DomHandler;
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170 | }());
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171 | exports.DomHandler = DomHandler;
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172 | exports.default = DomHandler;
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