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"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __spreadArray = (this && this.__spreadArray) || function (to, from) {
for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
to[j] = from[i];
return to;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parse = exports.base_parse = void 0;
var he_1 = __importDefault(require("he"));
var css_select_1 = require("css-select");
var node_1 = __importDefault(require("./node"));
var type_1 = __importDefault(require("./type"));
var text_1 = __importDefault(require("./text"));
var matcher_1 = __importDefault(require("../matcher"));
var back_1 = __importDefault(require("../back"));
var comment_1 = __importDefault(require("./comment"));
// const { decode } = he;
function decode(val) {
// clone string
return JSON.parse(JSON.stringify(he_1.default.decode(val)));
}
// https://developer.mozilla.org/en-US/docs/Web/HTML/Block-level_elements
var kBlockElements = new Set();
kBlockElements.add('address');
kBlockElements.add('ADDRESS');
kBlockElements.add('article');
kBlockElements.add('ARTICLE');
kBlockElements.add('aside');
kBlockElements.add('ASIDE');
kBlockElements.add('blockquote');
kBlockElements.add('BLOCKQUOTE');
kBlockElements.add('br');
kBlockElements.add('BR');
kBlockElements.add('details');
kBlockElements.add('DETAILS');
kBlockElements.add('dialog');
kBlockElements.add('DIALOG');
kBlockElements.add('dd');
kBlockElements.add('DD');
kBlockElements.add('div');
kBlockElements.add('DIV');
kBlockElements.add('dl');
kBlockElements.add('DL');
kBlockElements.add('dt');
kBlockElements.add('DT');
kBlockElements.add('fieldset');
kBlockElements.add('FIELDSET');
kBlockElements.add('figcaption');
kBlockElements.add('FIGCAPTION');
kBlockElements.add('figure');
kBlockElements.add('FIGURE');
kBlockElements.add('footer');
kBlockElements.add('FOOTER');
kBlockElements.add('form');
kBlockElements.add('FORM');
kBlockElements.add('h1');
kBlockElements.add('H1');
kBlockElements.add('h2');
kBlockElements.add('H2');
kBlockElements.add('h3');
kBlockElements.add('H3');
kBlockElements.add('h4');
kBlockElements.add('H4');
kBlockElements.add('h5');
kBlockElements.add('H5');
kBlockElements.add('h6');
kBlockElements.add('H6');
kBlockElements.add('header');
kBlockElements.add('HEADER');
kBlockElements.add('hgroup');
kBlockElements.add('HGROUP');
kBlockElements.add('hr');
kBlockElements.add('HR');
kBlockElements.add('li');
kBlockElements.add('LI');
kBlockElements.add('main');
kBlockElements.add('MAIN');
kBlockElements.add('nav');
kBlockElements.add('NAV');
kBlockElements.add('ol');
kBlockElements.add('OL');
kBlockElements.add('p');
kBlockElements.add('P');
kBlockElements.add('pre');
kBlockElements.add('PRE');
kBlockElements.add('section');
kBlockElements.add('SECTION');
kBlockElements.add('table');
kBlockElements.add('TABLE');
kBlockElements.add('td');
kBlockElements.add('TD');
kBlockElements.add('tr');
kBlockElements.add('TR');
kBlockElements.add('ul');
kBlockElements.add('UL');
var DOMTokenList = /** @class */ (function () {
function DOMTokenList(valuesInit, afterUpdate) {
if (valuesInit === void 0) { valuesInit = []; }
if (afterUpdate === void 0) { afterUpdate = (function () { return null; }); }
this._set = new Set(valuesInit);
this._afterUpdate = afterUpdate;
}
DOMTokenList.prototype._validate = function (c) {
if (/\s/.test(c)) {
throw new Error("DOMException in DOMTokenList.add: The token '" + c + "' contains HTML space characters, which are not valid in tokens.");
}
};
DOMTokenList.prototype.add = function (c) {
this._validate(c);
this._set.add(c);
this._afterUpdate(this); // eslint-disable-line @typescript-eslint/no-unsafe-call
};
DOMTokenList.prototype.replace = function (c1, c2) {
this._validate(c2);
this._set.delete(c1);
this._set.add(c2);
this._afterUpdate(this); // eslint-disable-line @typescript-eslint/no-unsafe-call
};
DOMTokenList.prototype.remove = function (c) {
this._set.delete(c) &&
this._afterUpdate(this); // eslint-disable-line @typescript-eslint/no-unsafe-call
};
DOMTokenList.prototype.toggle = function (c) {
this._validate(c);
if (this._set.has(c))
this._set.delete(c);
else
this._set.add(c);
this._afterUpdate(this); // eslint-disable-line @typescript-eslint/no-unsafe-call
};
DOMTokenList.prototype.contains = function (c) {
return this._set.has(c);
};
Object.defineProperty(DOMTokenList.prototype, "length", {
get: function () {
return this._set.size;
},
enumerable: false,
configurable: true
});
DOMTokenList.prototype.values = function () {
return this._set.values();
};
Object.defineProperty(DOMTokenList.prototype, "value", {
get: function () {
return Array.from(this._set.values());
},
enumerable: false,
configurable: true
});
DOMTokenList.prototype.toString = function () {
return Array.from(this._set.values()).join(' ');
};
return DOMTokenList;
}());
/**
* HTMLElement, which contains a set of children.
*
* Note: this is a minimalist implementation, no complete tree
* structure provided (no parentNode, nextSibling,
* previousSibling etc).
* @class HTMLElement
* @extends {Node}
*/
var HTMLElement = /** @class */ (function (_super) {
__extends(HTMLElement, _super);
/**
* Creates an instance of HTMLElement.
* @param keyAttrs id and class attribute
* @param [rawAttrs] attributes in string
*
* @memberof HTMLElement
*/
function HTMLElement(tagName, keyAttrs, rawAttrs, parentNode) {
if (rawAttrs === void 0) { rawAttrs = ''; }
var _this = _super.call(this, parentNode) || this;
_this.rawAttrs = rawAttrs;
/**
* Node Type declaration.
*/
_this.nodeType = type_1.default.ELEMENT_NODE;
_this.rawTagName = tagName;
_this.rawAttrs = rawAttrs || '';
_this.id = keyAttrs.id || '';
_this.childNodes = [];
_this.classList = new DOMTokenList(keyAttrs.class ? keyAttrs.class.split(/\s+/) : [], function (classList) { return (_this.setAttribute('class', classList.toString()) // eslint-disable-line @typescript-eslint/no-unsafe-member-access, @typescript-eslint/no-unsafe-call
); });
if (keyAttrs.id) {
if (!rawAttrs) {
_this.rawAttrs = "id=\"" + keyAttrs.id + "\"";
}
}
if (keyAttrs.class) {
if (!rawAttrs) {
var cls = "class=\"" + _this.classList.toString() + "\"";
if (_this.rawAttrs) {
_this.rawAttrs += " " + cls;
}
else {
_this.rawAttrs = cls;
}
}
}
return _this;
}
/**
* Quote attribute values
* @param attr attribute value
* @returns {string} quoted value
*/
HTMLElement.prototype.quoteAttribute = function (attr) {
if (attr === null) {
return "null";
}
return JSON.stringify(attr.replace(/"/g, '"'));
};
/**
* Remove current element
*/
HTMLElement.prototype.remove = function () {
var _this = this;
if (this.parentNode) {
var children = this.parentNode.childNodes;
this.parentNode.childNodes = children.filter(function (child) {
return _this !== child;
});
}
};
/**
* Remove Child element from childNodes array
* @param {HTMLElement} node node to remove
*/
HTMLElement.prototype.removeChild = function (node) {
this.childNodes = this.childNodes.filter(function (child) {
return (child !== node);
});
};
/**
* Exchanges given child with new child
* @param {HTMLElement} oldNode node to exchange
* @param {HTMLElement} newNode new node
*/
HTMLElement.prototype.exchangeChild = function (oldNode, newNode) {
var children = this.childNodes;
this.childNodes = children.map(function (child) {
if (child === oldNode) {
return newNode;
}
return child;
});
};
Object.defineProperty(HTMLElement.prototype, "tagName", {
get: function () {
return this.rawTagName ? this.rawTagName.toUpperCase() : this.rawTagName;
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "localName", {
get: function () {
return this.rawTagName.toLowerCase();
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "rawText", {
/**
* Get escpaed (as-it) text value of current node and its children.
* @return {string} text content
*/
get: function () {
return this.childNodes.reduce(function (pre, cur) {
return (pre += cur.rawText);
}, '');
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "textContent", {
get: function () {
return this.rawText;
},
set: function (val) {
var content = [new text_1.default(val, this)];
this.childNodes = content;
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "text", {
/**
* Get unescaped text value of current node and its children.
* @return {string} text content
*/
get: function () {
return decode(this.rawText);
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "structuredText", {
/**
* Get structured Text (with '\n' etc.)
* @return {string} structured text
*/
get: function () {
var currentBlock = [];
var blocks = [currentBlock];
function dfs(node) {
if (node.nodeType === type_1.default.ELEMENT_NODE) {
if (kBlockElements.has(node.rawTagName)) {
if (currentBlock.length > 0) {
blocks.push(currentBlock = []);
}
node.childNodes.forEach(dfs);
if (currentBlock.length > 0) {
blocks.push(currentBlock = []);
}
}
else {
node.childNodes.forEach(dfs);
}
}
else if (node.nodeType === type_1.default.TEXT_NODE) {
if (node.isWhitespace) {
// Whitespace node, postponed output
currentBlock.prependWhitespace = true;
}
else {
var text = node.trimmedText;
if (currentBlock.prependWhitespace) {
text = " " + text;
currentBlock.prependWhitespace = false;
}
currentBlock.push(text);
}
}
}
dfs(this);
return blocks.map(function (block) {
// Normalize each line's whitespace
return block.join('').replace(/\s{2,}/g, ' ');
})
.join('\n').replace(/\s+$/, ''); // trimRight;
},
enumerable: false,
configurable: true
});
HTMLElement.prototype.toString = function () {
var tag = this.rawTagName;
if (tag) {
// const void_tags = new Set('area|base|br|col|embed|hr|img|input|link|meta|param|source|track|wbr'.split('|'));
// const is_void = void_tags.has(tag);
var is_void = /^(area|base|br|col|embed|hr|img|input|link|meta|param|source|track|wbr)$/i.test(tag);
var attrs = this.rawAttrs ? " " + this.rawAttrs : '';
if (is_void) {
return "<" + tag + attrs + ">";
}
return "<" + tag + attrs + ">" + this.innerHTML + "</" + tag + ">";
}
return this.innerHTML;
};
Object.defineProperty(HTMLElement.prototype, "innerHTML", {
get: function () {
return this.childNodes.map(function (child) {
return child.toString();
}).join('');
},
set: function (content) {
//const r = parse(content, global.options); // TODO global.options ?
var r = parse(content);
this.childNodes = r.childNodes.length ? r.childNodes : [new text_1.default(content, this)];
},
enumerable: false,
configurable: true
});
HTMLElement.prototype.set_content = function (content, options) {
if (options === void 0) { options = {}; }
if (content instanceof node_1.default) {
content = [content];
}
else if (typeof content == 'string') {
var r = parse(content, options);
content = r.childNodes.length ? r.childNodes : [new text_1.default(content, this)];
}
this.childNodes = content;
};
HTMLElement.prototype.replaceWith = function () {
var _this = this;
var nodes = [];
for (var _i = 0; _i < arguments.length; _i++) {
nodes[_i] = arguments[_i];
}
var content = nodes.map(function (node) {
if (node instanceof node_1.default) {
return [node];
}
else if (typeof node == 'string') {
// const r = parse(content, global.options); // TODO global.options ?
var r = parse(node);
return r.childNodes.length ? r.childNodes : [new text_1.default(node, _this)];
}
return [];
}).flat();
var idx = this.parentNode.childNodes.findIndex(function (child) {
return child === _this;
});
this.parentNode.childNodes = __spreadArray(__spreadArray(__spreadArray([], this.parentNode.childNodes.slice(0, idx)), content), this.parentNode.childNodes.slice(idx + 1));
};
Object.defineProperty(HTMLElement.prototype, "outerHTML", {
get: function () {
return this.toString();
},
enumerable: false,
configurable: true
});
/**
* Trim element from right (in block) after seeing pattern in a TextNode.
* @param {RegExp} pattern pattern to find
* @return {HTMLElement} reference to current node
*/
HTMLElement.prototype.trimRight = function (pattern) {
for (var i = 0; i < this.childNodes.length; i++) {
var childNode = this.childNodes[i];
if (childNode.nodeType === type_1.default.ELEMENT_NODE) {
childNode.trimRight(pattern);
}
else {
var index = childNode.rawText.search(pattern);
if (index > -1) {
childNode.rawText = childNode.rawText.substr(0, index);
// trim all following nodes.
this.childNodes.length = i + 1;
}
}
}
return this;
};
Object.defineProperty(HTMLElement.prototype, "structure", {
/**
* Get DOM structure
* @return {string} strucutre
*/
get: function () {
var res = [];
var indention = 0;
function write(str) {
res.push(' '.repeat(indention) + str);
}
function dfs(node) {
var idStr = node.id ? ("#" + node.id) : '';
var classStr = node.classList.length ? ("." + node.classList.value.join('.')) : ''; // eslint-disable-line @typescript-eslint/no-unsafe-member-access, @typescript-eslint/no-unsafe-member-access, @typescript-eslint/restrict-template-expressions, @typescript-eslint/no-unsafe-call
write("" + node.rawTagName + idStr + classStr);
indention++;
node.childNodes.forEach(function (childNode) {
if (childNode.nodeType === type_1.default.ELEMENT_NODE) {
dfs(childNode);
}
else if (childNode.nodeType === type_1.default.TEXT_NODE) {
if (!childNode.isWhitespace) {
write('#text');
}
}
});
indention--;
}
dfs(this);
return res.join('\n');
},
enumerable: false,
configurable: true
});
/**
* Remove whitespaces in this sub tree.
* @return {HTMLElement} pointer to this
*/
HTMLElement.prototype.removeWhitespace = function () {
var _this = this;
var o = 0;
this.childNodes.forEach(function (node) {
if (node.nodeType === type_1.default.TEXT_NODE) {
if (node.isWhitespace) {
return;
}
node.rawText = node.trimmedText;
}
else if (node.nodeType === type_1.default.ELEMENT_NODE) {
node.removeWhitespace();
}
_this.childNodes[o++] = node;
});
this.childNodes.length = o;
return this;
};
/**
* Query CSS selector to find matching nodes.
* @param {string} selector Simplified CSS selector
* @return {HTMLElement[]} matching elements
*/
HTMLElement.prototype.querySelectorAll = function (selector) {
return css_select_1.selectAll(selector, this, {
xmlMode: true,
adapter: matcher_1.default
});
// let matcher: Matcher;
// if (selector instanceof Matcher) {
// matcher = selector;
// matcher.reset();
// } else {
// if (selector.includes(',')) {
// const selectors = selector.split(',');
// return Array.from(selectors.reduce((pre, cur) => {
// const result = this.querySelectorAll(cur.trim());
// return result.reduce((p, c) => {
// return p.add(c);
// }, pre);
// }, new Set<HTMLElement>()));
// }
// matcher = new Matcher(selector);
// }
// interface IStack {
// 0: Node; // node
// 1: number; // children
// 2: boolean; // found flag
// }
// const stack = [] as IStack[];
// return this.childNodes.reduce((res, cur) => {
// stack.push([cur, 0, false]);
// while (stack.length) {
// const state = arr_back(stack); // get last element
// const el = state[0];
// if (state[1] === 0) {
// // Seen for first time.
// if (el.nodeType !== NodeType.ELEMENT_NODE) {
// stack.pop();
// continue;
// }
// const html_el = el as HTMLElement;
// state[2] = matcher.advance(html_el);
// if (state[2]) {
// if (matcher.matched) {
// res.push(html_el);
// res.push(...(html_el.querySelectorAll(selector)));
// // no need to go further.
// matcher.rewind();
// stack.pop();
// continue;
// }
// }
// }
// if (state[1] < el.childNodes.length) {
// stack.push([el.childNodes[state[1]++], 0, false]);
// } else {
// if (state[2]) {
// matcher.rewind();
// }
// stack.pop();
// }
// }
// return res;
// }, [] as HTMLElement[]);
};
/**
* Query CSS Selector to find matching node.
* @param {string} selector Simplified CSS selector
* @return {HTMLElement} matching node
*/
HTMLElement.prototype.querySelector = function (selector) {
return css_select_1.selectOne(selector, this, {
xmlMode: true,
adapter: matcher_1.default
});
// let matcher: Matcher;
// if (selector instanceof Matcher) {
// matcher = selector;
// matcher.reset();
// } else {
// matcher = new Matcher(selector);
// }
// const stack = [] as { 0: Node; 1: 0 | 1; 2: boolean }[];
// for (const node of this.childNodes) {
// stack.push([node, 0, false]);
// while (stack.length) {
// const state = arr_back(stack);
// const el = state[0];
// if (state[1] === 0) {
// // Seen for first time.
// if (el.nodeType !== NodeType.ELEMENT_NODE) {
// stack.pop();
// continue;
// }
// state[2] = matcher.advance(el as HTMLElement);
// if (state[2]) {
// if (matcher.matched) {
// return el as HTMLElement;
// }
// }
// }
// if (state[1] < el.childNodes.length) {
// stack.push([el.childNodes[state[1]++], 0, false]);
// } else {
// if (state[2]) {
// matcher.rewind();
// }
// stack.pop();
// }
// }
// }
// return null;
};
/**
* traverses the Element and its parents (heading toward the document root) until it finds a node that matches the provided selector string. Will return itself or the matching ancestor. If no such element exists, it returns null.
* @param selector a DOMString containing a selector list
*/
HTMLElement.prototype.closest = function (selector) {
var mapChild = new Map();
var el = this;
var old = null;
function findOne(test, elems) {
var elem = null;
for (var i = 0, l = elems.length; i < l && !elem; i++) {
var el_1 = elems[i];
if (test(el_1)) {
elem = el_1;
}
else {
var child = mapChild.get(el_1);
if (child) {
elem = findOne(test, [child]);
}
}
}
return elem;
}
while (el) {
mapChild.set(el, old);
old = el;
el = el.parentNode;
}
el = this;
while (el) {
var e = css_select_1.selectOne(selector, el, {
xmlMode: true,
adapter: __assign(__assign({}, matcher_1.default), { getChildren: function (node) {
var child = mapChild.get(node);
return child && [child];
},
getSiblings: function (node) {
return [node];
},
findOne: findOne,
findAll: function () {
return [];
} })
});
if (e) {
return e;
}
el = el.parentNode;
}
return null;
};
/**
* Append a child node to childNodes
* @param {Node} node node to append
* @return {Node} node appended
*/
HTMLElement.prototype.appendChild = function (node) {
// node.parentNode = this;
this.childNodes.push(node);
node.parentNode = this;
return node;
};
Object.defineProperty(HTMLElement.prototype, "firstChild", {
/**
* Get first child node
* @return {Node} first child node
*/
get: function () {
return this.childNodes[0];
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "lastChild", {
/**
* Get last child node
* @return {Node} last child node
*/
get: function () {
return back_1.default(this.childNodes);
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "attrs", {
/**
* Get attributes
* @access private
* @return {Object} parsed and unescaped attributes
*/
get: function () {
if (this._attrs) {
return this._attrs;
}
this._attrs = {};
var attrs = this.rawAttributes;
for (var key in attrs) {
var val = attrs[key] || '';
this._attrs[key.toLowerCase()] = decode(val);
}
return this._attrs;
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "attributes", {
get: function () {
var ret_attrs = {};
var attrs = this.rawAttributes;
for (var key in attrs) {
var val = attrs[key] || '';
ret_attrs[key] = decode(val);
}
return ret_attrs;
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "rawAttributes", {
/**
* Get escaped (as-it) attributes
* @return {Object} parsed attributes
*/
get: function () {
if (this._rawAttrs) {
return this._rawAttrs;
}
var attrs = {};
if (this.rawAttrs) {
var re = /\b([a-z][a-z0-9-_:]*)(?:\s*=\s*(?:"([^"]*)"|'([^']*)'|(\S+)))?/ig;
var match = void 0;
while ((match = re.exec(this.rawAttrs))) {
attrs[match[1]] = match[2] || match[3] || match[4] || null;
}
}
this._rawAttrs = attrs;
return attrs;
},
enumerable: false,
configurable: true
});
HTMLElement.prototype.removeAttribute = function (key) {
var attrs = this.rawAttributes;
delete attrs[key];
// Update this.attribute
if (this._attrs) {
delete this._attrs[key];
}
// Update rawString
this.rawAttrs = Object.keys(attrs).map(function (name) {
var val = JSON.stringify(attrs[name]);
if (val === undefined || val === 'null') {
return name;
}
return name + "=" + val;
}).join(' ');
// Update this.id
if (key === 'id') {
this.id = '';
}
};
HTMLElement.prototype.hasAttribute = function (key) {
return key.toLowerCase() in this.attrs;
};
/**
* Get an attribute
* @return {string} value of the attribute
*/
HTMLElement.prototype.getAttribute = function (key) {
return this.attrs[key.toLowerCase()];
};
/**
* Set an attribute value to the HTMLElement
* @param {string} key The attribute name
* @param {string} value The value to set, or null / undefined to remove an attribute
*/
HTMLElement.prototype.setAttribute = function (key, value) {
var _this = this;
if (arguments.length < 2) {
throw new Error('Failed to execute \'setAttribute\' on \'Element\'');
}
var k2 = key.toLowerCase();
var attrs = this.rawAttributes;
for (var k in attrs) {
if (k.toLowerCase() === k2) {
key = k;
break;
}
}
attrs[key] = String(value);
// update this.attrs
if (this._attrs) {
this._attrs[k2] = decode(attrs[key]);
}
// Update rawString
this.rawAttrs = Object.keys(attrs).map(function (name) {
var val = _this.quoteAttribute(attrs[name]);
if (val === 'null' || val === '""') {
return name;
}
return name + "=" + val;
}).join(' ');
// Update this.id
if (key === 'id') {
this.id = value;
}
};
/**
* Replace all the attributes of the HTMLElement by the provided attributes
* @param {Attributes} attributes the new attribute set
*/
HTMLElement.prototype.setAttributes = function (attributes) {
var _this = this;
// Invalidate current this.attributes
if (this._attrs) {
delete this._attrs;
}
// Invalidate current this.rawAttributes
if (this._rawAttrs) {
delete this._rawAttrs;
}
// Update rawString
this.rawAttrs = Object.keys(attributes).map(function (name) {
var val = attributes[name];
if (val === 'null' || val === '""') {
return name;
}
return name + "=" + _this.quoteAttribute(String(val));
}).join(' ');
};
HTMLElement.prototype.insertAdjacentHTML = function (where, html) {
var _a, _b, _c;
var _this = this;
if (arguments.length < 2) {
throw new Error('2 arguments required');
}
var p = parse(html);
if (where === 'afterend') {
var idx = this.parentNode.childNodes.findIndex(function (child) {
return child === _this;
});
(_a = this.parentNode.childNodes).splice.apply(_a, __spreadArray([idx + 1, 0], p.childNodes));
p.childNodes.forEach(function (n) {
if (n instanceof HTMLElement) {
n.parentNode = _this.parentNode;
}
});
}
else if (where === 'afterbegin') {
(_b = this.childNodes).unshift.apply(_b, p.childNodes);
}
else if (where === 'beforeend') {
p.childNodes.forEach(function (n) {
_this.appendChild(n);
});
}
else if (where === 'beforebegin') {
var idx = this.parentNode.childNodes.findIndex(function (child) {
return child === _this;
});
(_c = this.parentNode.childNodes).splice.apply(_c, __spreadArray([idx, 0], p.childNodes));
p.childNodes.forEach(function (n) {
if (n instanceof HTMLElement) {
n.parentNode = _this.parentNode;
}
});
}
else {
throw new Error("The value provided ('" + where + "') is not one of 'beforebegin', 'afterbegin', 'beforeend', or 'afterend'");
}
// if (!where || html === undefined || html === null) {
// return;
// }
};
Object.defineProperty(HTMLElement.prototype, "nextSibling", {
get: function () {
if (this.parentNode) {
var children = this.parentNode.childNodes;
var i = 0;
while (i < children.length) {
var child = children[i++];
if (this === child) {
return children[i] || null;
}
}
return null;
}
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "nextElementSibling", {
get: function () {
if (this.parentNode) {
var children = this.parentNode.childNodes;
var i = 0;
var find = false;
while (i < children.length) {
var child = children[i++];
if (find) {
if (child instanceof HTMLElement) {
return child || null;
}
}
else if (this === child) {
find = true;
}
}
return null;
}
},
enumerable: false,
configurable: true
});
Object.defineProperty(HTMLElement.prototype, "classNames", {
get: function () {
return this.classList.toString();
},
enumerable: false,
configurable: true
});
return HTMLElement;
}(node_1.default));
exports.default = HTMLElement;
// https://html.spec.whatwg.org/multipage/custom-elements.html#valid-custom-element-name
var kMarkupPattern = /<!--[^]*?(?=-->)-->|<(\/?)([a-z][-.:0-9_a-z]*)\s*([^>]*?)(\/?)>/ig;
// <(?<tag>[^\s]*)(.*)>(.*)</\k<tag>>
// <([a-z][-.:0-9_a-z]*)\s*\/>
// <(area|base|br|col|hr|img|input|link|meta|source)\s*(.*)\/?>
// <(area|base|br|col|hr|img|input|link|meta|source)\s*(.*)\/?>|<(?<tag>[^\s]*)(.*)>(.*)</\k<tag>>
var kAttributePattern = /(^|\s)(id|class)\s*=\s*("([^"]*)"|'([^']*)'|(\S+))/ig;
var kSelfClosingElements = {
area: true,
AREA: true,
base: true,
BASE: true,
br: true,
BR: true,
col: true,
COL: true,
hr: true,
HR: true,
img: true,
IMG: true,
input: true,
INPUT: true,
link: true,
LINK: true,
meta: true,
META: true,
source: true,
SOURCE: true,
embed: true,
EMBED: true,
param: true,
PARAM: true,
track: true,
TRACK: true,
wbr: true,
WBR: true
};
var kElementsClosedByOpening = {
li: { li: true, LI: true },
LI: { li: true, LI: true },
p: { p: true, div: true, P: true, DIV: true },
P: { p: true, div: true, P: true, DIV: true },
b: { div: true, DIV: true },
B: { div: true, DIV: true },
td: { td: true, th: true, TD: true, TH: true },
TD: { td: true, th: true, TD: true, TH: true },
th: { td: true, th: true, TD: true, TH: true },
TH: { td: true, th: true, TD: true, TH: true },
h1: { h1: true, H1: true },
H1: { h1: true, H1: true },
h2: { h2: true, H2: true },
H2: { h2: true, H2: true },
h3: { h3: true, H3: true },
H3: { h3: true, H3: true },
h4: { h4: true, H4: true },
H4: { h4: true, H4: true },
h5: { h5: true, H5: true },
H5: { h5: true, H5: true },
h6: { h6: true, H6: true },
H6: { h6: true, H6: true }
};
var kElementsClosedByClosing = {
li: { ul: true, ol: true, UL: true, OL: true },
LI: { ul: true, ol: true, UL: true, OL: true },
a: { div: true, DIV: true },
A: { div: true, DIV: true },
b: { div: true, DIV: true },
B: { div: true, DIV: true },
i: { div: true, DIV: true },
I: { div: true, DIV: true },
p: { div: true, DIV: true },
P: { div: true, DIV: true },
td: { tr: true, table: true, TR: true, TABLE: true },
TD: { tr: true, table: true, TR: true, TABLE: true },
th: { tr: true, table: true, TR: true, TABLE: true },
TH: { tr: true, table: true, TR: true, TABLE: true }
};
var frameflag = 'documentfragmentcontainer';
/**
* Parses HTML and returns a root element
* Parse a chuck of HTML source.
* @param {string} data html
* @return {HTMLElement} root element
*/
function base_parse(data, options) {
if (options === void 0) { options = { lowerCaseTagName: false, comment: false }; }
var elements = options.blockTextElements || {
script: true,
noscript: true,
style: true,
pre: true
};
var element_names = Object.keys(elements);
var kBlockTextElements = element_names.map(function (it) {
return new RegExp(it, 'i');
});
var kIgnoreElements = element_names.filter(function (it) {
return elements[it];
}).map(function (it) {
return new RegExp(it, 'i');
});
function element_should_be_ignore(tag) {
return kIgnoreElements.some(function (it) {
return it.test(tag);
});
}
function is_block_text_element(tag) {
return kBlockTextElements.some(function (it) {
return it.test(tag);
});
}
var root = new HTMLElement(null, {}, '', null);
var currentParent = root;
var stack = [root];
var lastTextPos = -1;
var match;
// https://github.com/taoqf/node-html-parser/issues/38
data = "<" + frameflag + ">" + data + "</" + frameflag + ">";
var _loop_1 = function () {
if (lastTextPos > -1) {
if (lastTextPos + match[0].length < kMarkupPattern.lastIndex) {
// if has content
var text = data.substring(lastTextPos, kMarkupPattern.lastIndex - match[0].length);
currentParent.appendChild(new text_1.default(text, currentParent));
}
}
lastTextPos = kMarkupPattern.lastIndex;
if (match[2] === frameflag) {
return "continue";
}
if (match[0][1] === '!') {
// this is a comment
if (options.comment) {
// Only keep what is in between <!-- and -->
var text = data.substring(lastTextPos - 3, lastTextPos - match[0].length + 4);
currentParent.appendChild(new comment_1.default(text, currentParent));
}
return "continue";
}
if (options.lowerCaseTagName) {
match[2] = match[2].toLowerCase();
}
if (!match[1]) {
// not </ tags
var attrs = {};
for (var attMatch = void 0; (attMatch = kAttributePattern.exec(match[3]));) {
attrs[attMatch[2].toLowerCase()] = attMatch[4] || attMatch[5] || attMatch[6];
}
var tagName = currentParent.rawTagName;
if (!match[4] && kElementsClosedByOpening[tagName]) {
if (kElementsClosedByOpening[tagName][match[2]]) {
stack.pop();
currentParent = back_1.default(stack);
}
}
// ignore container tag we add above
// https://github.com/taoqf/node-html-parser/issues/38
currentParent = currentParent.appendChild(new HTMLElement(match[2], attrs, match[3], null));
stack.push(currentParent);
if (is_block_text_element(match[2])) {
// a little test to find next </script> or </style> ...
var closeMarkup_1 = "</" + match[2] + ">";
var index = (function () {
if (options.lowerCaseTagName) {
return data.toLocaleLowerCase().indexOf(closeMarkup_1, kMarkupPattern.lastIndex);
}
return data.indexOf(closeMarkup_1, kMarkupPattern.lastIndex);
})();
if (element_should_be_ignore(match[2])) {
var text = void 0;
if (index === -1) {
// there is no matching ending for the text element.
text = data.substr(kMarkupPattern.lastIndex);
}
else {
text = data.substring(kMarkupPattern.lastIndex, index);
}
if (text.length > 0) {
currentParent.appendChild(new text_1.default(text, currentParent));
}
}
if (index === -1) {
lastTextPos = kMarkupPattern.lastIndex = data.length + 1;
}
else {
lastTextPos = kMarkupPattern.lastIndex = index + closeMarkup_1.length;
match[1] = 'true';
}
}
}
if (match[1] || match[4] || kSelfClosingElements[match[2]]) {
// </ or /> or <br> etc.
while (true) {
if (currentParent.rawTagName === match[2]) {
stack.pop();
currentParent = back_1.default(stack);
break;
}
else {
var tagName = currentParent.tagName;
// Trying to close current tag, and move on
if (kElementsClosedByClosing[tagName]) {
if (kElementsClosedByClosing[tagName][match[2]]) {
stack.pop();
currentParent = back_1.default(stack);
continue;
}
}
// Use aggressive strategy to handle unmatching markups.
break;
}
}
}
};
while ((match = kMarkupPattern.exec(data))) {
_loop_1();
}
return stack;
}
exports.base_parse = base_parse;
/**
* Parses HTML and returns a root element
* Parse a chuck of HTML source.
*/
function parse(data, options) {
if (options === void 0) { options = { lowerCaseTagName: false, comment: false }; }
var stack = base_parse(data, options);
var root = stack[0];
var _loop_2 = function () {
// Handle each error elements.
var last = stack.pop();
var oneBefore = back_1.default(stack);
if (last.parentNode && last.parentNode.parentNode) {
if (last.parentNode === oneBefore && last.tagName === oneBefore.tagName) {
// Pair error case <h3> <h3> handle : Fixes to <h3> </h3>
oneBefore.removeChild(last);
last.childNodes.forEach(function (child) {
oneBefore.parentNode.appendChild(child);
});
stack.pop();
}
else {
// Single error <div> <h3> </div> handle: Just removes <h3>
oneBefore.removeChild(last);
last.childNodes.forEach(function (child) {
oneBefore.appendChild(child);
});
}
}
else {
// If it's final element just skip.
}
};
while (stack.length > 1) {
_loop_2();
}
// response.childNodes.forEach((node) => {
// if (node instanceof HTMLElement) {
// node.parentNode = null;
// }
// });
return root;
}
exports.parse = parse;