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@@ -1,748 +0,0 @@
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-'use strict';
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-
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-/*
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-new function() {
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- var parser = new EasySAXParser();
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-
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- parser.ns('rss', { // or false
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- 'http://search.yahoo.com/mrss/': 'media',
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- 'http://www.w3.org/1999/xhtml': 'xhtml',
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- 'http://www.w3.org/2005/Atom': 'atom',
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- 'http://purl.org/rss/1.0/': 'rss',
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- });
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-
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- parser.on('error', function(msgError) {
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- });
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-
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- parser.on('startNode', function(elemName, getAttr, isTagEnd, getStrNode) {
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- var attr = getAttr();
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- });
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-
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- parser.on('endNode', function(elemName, isTagStart, getStrNode) {
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- });
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-
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- parser.on('textNode', function(text) {
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- });
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-
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- parser.on('cdata', function(data) {
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- });
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-
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-
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- parser.on('comment', function(text) {
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- //console.log('--'+text+'--')
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- });
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-
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- //parser.on('unknownNS', function(key) {console.log('unknownNS: ' + key)});
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- //parser.on('question', function() {}); // <? ... ?>
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- //parser.on('attention', function() {}); // <!XXXXX zzzz="eeee">
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-
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- console.time('easysax');
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- for(var z=1000;z--;) {
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- parser.parse(xml)
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- };
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- console.timeEnd('easysax');
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-};
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-
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-*/
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-
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-// << ------------------------------------------------------------------------ >> //
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-
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-EasySAXParser.entityDecode = xmlEntityDecode;
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-module.exports = EasySAXParser;
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-
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-var stringFromCharCode = String.fromCharCode;
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-var objectCreate = Object.create;
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-function NULL_FUNC() {}
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-
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-function entity2char(x) {
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- if (x === 'amp') {
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- return '&';
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- }
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-
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- switch(x.toLocaleLowerCase()) {
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- case 'quot': return '"';
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- case 'amp': return '&'
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- case 'lt': return '<'
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- case 'gt': return '>'
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-
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- case 'plusmn': return '\u00B1';
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- case 'laquo': return '\u00AB';
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- case 'raquo': return '\u00BB';
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- case 'micro': return '\u00B5';
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- case 'nbsp': return '\u00A0';
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- case 'copy': return '\u00A9';
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- case 'sup2': return '\u00B2';
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- case 'sup3': return '\u00B3';
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- case 'para': return '\u00B6';
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- case 'reg': return '\u00AE';
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- case 'deg': return '\u00B0';
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- case 'apos': return '\'';
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- }
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-
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- return '&' + x + ';';
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-}
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-
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-function replaceEntities(s, d, x, z) {
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- if (z) {
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- return entity2char(z);
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- }
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-
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- if (d) {
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- return stringFromCharCode(d);
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- }
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-
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- return stringFromCharCode(parseInt(x, 16));
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-}
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-
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-function xmlEntityDecode(s) {
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- s = ('' + s);
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-
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- if (s.length > 3 && s.indexOf('&') !== -1) {
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- if (s.indexOf('<') !== -1) {s = s.replace(/</g, '<');}
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- if (s.indexOf('>') !== -1) {s = s.replace(/>/g, '>');}
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- if (s.indexOf('"') !== -1) {s = s.replace(/"/g, '"');}
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-
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- if (s.indexOf('&') !== -1) {
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- s = s.replace(/&#(\d+);|&#x([0123456789abcdef]+);|&(\w+);/ig, replaceEntities);
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- }
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- }
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-
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- return s;
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-}
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-
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-function cloneMatrixNS(nsmatrix) {
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- var nn = objectCreate(null);
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- for (var n in nsmatrix) {
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- nn[n] = nsmatrix[n];
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- }
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- return nn;
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-}
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-
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-
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-function EasySAXParser(config) {
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- if (!this) {
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- return null;
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- }
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-
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- var onTextNode = NULL_FUNC, onStartNode = NULL_FUNC, onEndNode = NULL_FUNC, onCDATA = NULL_FUNC, onError = NULL_FUNC,
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- onComment, onQuestion, onAttention, onUnknownNS, onProgress;
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- var is_onComment = false, is_onQuestion = false, is_onAttention = false, is_onUnknownNS = false, is_onProgress = false;
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-
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- var isAutoEntity = true; // делать "EntityDecode" всегда
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- var entityDecode = xmlEntityDecode;
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- var hasSurmiseNS = false;
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- var isNamespace = false;
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- var returnError = null;
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- var parseStop = false; // прервать парсер
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- var defaultNS;
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- var nsmatrix = null;
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- var useNS;
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- var xml = ''; // string
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-
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-
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- this.setup = function(op) {
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- for (var name in op) {
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- switch(name) {
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- case 'entityDecode': entityDecode = op.entityDecode || entityDecode; break;
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- case 'autoEntity': isAutoEntity = !!op.autoEntity; break;
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- case 'defaultNS': defaultNS = op.defaultNS || null; break;
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- case 'ns': isNamespace = !!(useNS = op.ns || null); break;
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- case 'on':
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- var listeners = op.on;
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- for (var ev in listeners) {
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- this.on(ev, listeners[ev]);
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- }
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- break;
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- }
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- }
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- };
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-
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- this.on = function(name, cb) {
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- if (typeof cb !== 'function') {
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- if (cb !== null) {
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- throw Error('required args on(string, function||null)');
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- }
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- }
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-
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- switch(name) {
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- case 'startNode': onStartNode = cb || NULL_FUNC; break;
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- case 'textNode': onTextNode = cb || NULL_FUNC; break;
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- case 'endNode': onEndNode = cb || NULL_FUNC; break;
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- case 'error': onError = cb || NULL_FUNC; break;
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- case 'cdata': onCDATA = cb || NULL_FUNC; break;
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-
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- case 'unknownNS': onUnknownNS = cb; is_onUnknownNS = !!cb; break;
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- case 'attention': onAttention = cb; is_onAttention = !!cb; break; // <!XXXXX zzzz="eeee">
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- case 'question': onQuestion = cb; is_onQuestion = !!cb; break; // <? .... ?>
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- case 'comment': onComment = cb; is_onComment = !!cb; break;
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- case 'progress': onProgress = cb; is_onProgress = !!cb; break;
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- }
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- };
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-
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- this.ns = function(root, ns) {
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- if (!root) {
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- isNamespace = false;
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- defaultNS = null;
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- useNS = null;
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- return this;
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- }
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-
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- if (!ns || typeof root !== 'string') {
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- throw Error('required args ns(string, object)');
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- }
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-
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- isNamespace = !!(useNS = ns || null);
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- defaultNS = root || null;
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-
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- return this;
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- };
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-
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- this.parse = async function(_xml) {
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- if (typeof _xml !== 'string') {
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- return 'required args parser(string)'; // error
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- }
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-
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- returnError = null;
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- xml = _xml;
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-
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- if (isNamespace) {
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- nsmatrix = objectCreate(null);
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- nsmatrix.xmlns = defaultNS;
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-
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- await parse();
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-
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- nsmatrix = null;
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-
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- } else {
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- await parse();
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- }
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-
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- parseStop = false;
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- attrRes = true;
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- xml = '';
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-
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- return returnError;
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- };
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-
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- this.stop = function() {
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- parseStop = true;
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- };
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-
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- if (config) {
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- this.setup(config);
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- }
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-
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- // -----------------------------------------------------
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-
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-
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- var stringNodePosStart; // number
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- var stringNodePosEnd; // number
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- var attrStartPos; // number начало позиции атрибутов в строке attrString <(div^ class="xxxx" title="sssss")/>
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- var attrString; // строка атрибутов <(div class="xxxx" title="sssss")/>
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- var attrRes; // закешированный результат разбора атрибутов , null - разбор не проводился, object - хеш атрибутов, true - нет атрибутов, false - невалидный xml
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-
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- /*
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- парсит атрибуты по требованию. Важно! - функция не генерирует исключения.
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-
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- если была ошибка разбора возврашается false
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- если атрибутов нет и разбор удачен то возврашается true
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- если есть атрибуты то возврашается обьект(хеш)
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- */
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-
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- function getAttrs() {
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- if (attrRes !== null) {
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- return attrRes;
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- }
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-
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- var xmlnsAlias;
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- var nsAttrName;
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- var attrList = isNamespace && hasSurmiseNS ? [] : null;
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- var i = attrStartPos + 1; // так как первый символ уже был проверен
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- var s = attrString;
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- var l = s.length;
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- var hasNewMatrix;
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- var newalias;
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- var value;
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- var alias;
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- var name;
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- var res = {};
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- var ok;
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- var w;
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- var j;
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-
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-
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- for(; i < l; i++) {
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- w = s.charCodeAt(i);
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-
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- if (w === 32 || (w < 14 && w > 8) ) { // \f\n\r\t\v
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- continue
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- }
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-
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- if (w < 65 || w > 122 || (w > 90 && w < 97) ) { // недопустимые первые символы
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- if (w !== 95 && w !== 58) { // char 95"_" 58":"
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- return attrRes = false; // error. invalid first char
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- }
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- }
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-
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- for(j = i + 1; j < l; j++) { // проверяем все символы имени атрибута
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- w = s.charCodeAt(j);
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-
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- if ( w > 96 && w < 123 || w > 64 && w < 91 || w > 47 && w < 59 || w === 45 || w === 95) {
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- continue;
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- }
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-
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- if (w !== 61) { // "=" == 61
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- return attrRes = false; // error. invalid char "="
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- }
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-
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- break;
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- }
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-
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- name = s.substring(i, j);
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- ok = true;
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-
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- if (name === 'xmlns:xmlns') {
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- return attrRes = false; // error. invalid name
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- }
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-
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- w = s.charCodeAt(j + 1);
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-
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- if (w === 34) { // '"'
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- j = s.indexOf('"', i = j + 2 );
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-
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- } else {
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- if (w !== 39) { // "'"
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- return attrRes = false; // error. invalid char
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- }
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-
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- j = s.indexOf('\'', i = j + 2 );
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- }
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-
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- if (j === -1) {
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- return attrRes = false; // error. invalid char
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- }
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-
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- if (j + 1 < l) {
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- w = s.charCodeAt(j + 1);
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-
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- if (w > 32 || w < 9 || (w < 32 && w > 13)) {
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- // error. invalid char
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- return attrRes = false;
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- }
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- }
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-
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-
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- value = s.substring(i, j);
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- i = j + 1; // след. семвол уже проверен потому проверять нужно следуюший
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-
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- if (isAutoEntity) {
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- value = entityDecode(value);
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- }
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-
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- if (!isNamespace) { //
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- res[name] = value;
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- continue;
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- }
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-
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- if (hasSurmiseNS) {
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- // есть подозрение что в атрибутах присутствует xmlns
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- newalias = (name !== 'xmlns'
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- ? name.charCodeAt(0) === 120 && name.substr(0, 6) === 'xmlns:' ? name.substr(6) : null
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- : 'xmlns'
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- );
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-
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- if (newalias !== null) {
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- alias = useNS[entityDecode(value)];
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- if (is_onUnknownNS && !alias) {
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- alias = onUnknownNS(value);
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- }
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-
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- if (alias) {
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- if (nsmatrix[newalias] !== alias) {
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- if (!hasNewMatrix) {
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- nsmatrix = cloneMatrixNS(nsmatrix);
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- hasNewMatrix = true;
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- }
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-
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- nsmatrix[newalias] = alias;
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- }
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- } else {
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- if (nsmatrix[newalias]) {
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- if (!hasNewMatrix) {
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- nsmatrix = cloneMatrixNS(nsmatrix);
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- hasNewMatrix = true;
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- }
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-
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- nsmatrix[newalias] = false;
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- }
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- }
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-
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- res[name] = value;
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- continue;
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- }
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-
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- attrList.push(name, value);
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- continue;
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- }
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-
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- w = name.indexOf(':');
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- if (w === -1) {
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- res[name] = value;
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- continue;
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- }
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-
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- nsAttrName = nsmatrix[name.substring(0, w)];
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- if (nsAttrName) {
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- nsAttrName = nsmatrix['xmlns'] === nsAttrName ? name.substr(w + 1) : nsAttrName + name.substr(w);
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- res[nsAttrName + name.substr(w)] = value;
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- }
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- }
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-
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-
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- if (!ok) {
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- return attrRes = true; // атрибутов нет, ошибок тоже нет
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- }
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-
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- if (hasSurmiseNS) {
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- xmlnsAlias = nsmatrix['xmlns'];
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-
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- for (i = 0, l = attrList.length; i < l; i++) {
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- name = attrList[i++];
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-
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- w = name.indexOf(':');
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- if (w !== -1) {
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- nsAttrName = nsmatrix[name.substring(0, w)];
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- if (nsAttrName) {
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- nsAttrName = xmlnsAlias === nsAttrName ? name.substr(w + 1) : nsAttrName + name.substr(w);
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- res[nsAttrName] = attrList[i];
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- }
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- continue;
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- }
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- res[name] = attrList[i];
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- }
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- }
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-
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- return attrRes = res;
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- }
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-
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- function getStringNode() {
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- return xml.substring(stringNodePosStart, stringNodePosEnd + 1);
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- async function parse() {
|
|
|
- var stacknsmatrix = [];
|
|
|
- var nodestack = [];
|
|
|
- var nodestackCopy = [];
|
|
|
- var stopIndex = 0;
|
|
|
- var _nsmatrix;
|
|
|
- var isTagStart = false;
|
|
|
- var isTagEnd = false;
|
|
|
- var x, y, q, w;
|
|
|
- var j = 0;
|
|
|
- var i = 0;
|
|
|
- var xmlns;
|
|
|
- var elem;
|
|
|
- var stop; // используется при разборе "namespace" . если встретился неизвестное пространство то события не генерируются
|
|
|
- var xmlLength = xml.length;
|
|
|
- var progStep = xmlLength/100;
|
|
|
- var progCur = 0;
|
|
|
-
|
|
|
- while(j !== -1) {
|
|
|
- stop = stopIndex > 0;
|
|
|
-
|
|
|
- if (xml.charCodeAt(j) === 60) { // "<"
|
|
|
- i = j;
|
|
|
- } else {
|
|
|
- i = xml.indexOf('<', j);
|
|
|
- }
|
|
|
-
|
|
|
- if (i === -1) { // конец разбора
|
|
|
- if (nodestack.length) {
|
|
|
- onError(returnError = 'unexpected end parse');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (j === 0) {
|
|
|
- onError(returnError = 'missing first tag');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (j !== i && !stop) {
|
|
|
- onTextNode(isAutoEntity ? entityDecode(xml.substring(j, i)) : xml.substring(j, i));
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- w = xml.charCodeAt(i+1);
|
|
|
-
|
|
|
- if (w === 33) { // "!"
|
|
|
- w = xml.charCodeAt(i+2);
|
|
|
- if (w === 91 && xml.substr(i + 3, 6) === 'CDATA[') { // 91 == "["
|
|
|
- j = xml.indexOf(']]>', i);
|
|
|
- if (j === -1) {
|
|
|
- onError(returnError = 'cdata');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (!stop) {
|
|
|
- onCDATA(xml.substring(i + 9, j));
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- j += 3;
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (w === 45 && xml.charCodeAt(i + 3) === 45) { // 45 == "-"
|
|
|
- j = xml.indexOf('-->', i);
|
|
|
- if (j === -1) {
|
|
|
- onError(returnError = 'expected -->');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (is_onComment && !stop) {
|
|
|
- onComment(isAutoEntity ? entityDecode(xml.substring(i + 4, j)) : xml.substring(i + 4, j));
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- j += 3;
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- j = xml.indexOf('>', i + 1);
|
|
|
- if (j === -1) {
|
|
|
- onError(returnError = 'expected ">"');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (is_onAttention && !stop) {
|
|
|
- onAttention(xml.substring(i, j + 1));
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- j += 1;
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- if (w === 63) { // "?"
|
|
|
- j = xml.indexOf('?>', i);
|
|
|
- if (j === -1) { // error
|
|
|
- onError(returnError = '...?>');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (is_onQuestion) {
|
|
|
- onQuestion(xml.substring(i, j + 2));
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- j += 2;
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- j = xml.indexOf('>', i + 1);
|
|
|
-
|
|
|
- if (j == -1) { // error
|
|
|
- onError(returnError = 'unclosed tag'); // ...>
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- attrRes = true; // атрибутов нет
|
|
|
-
|
|
|
- //if (xml.charCodeAt(i+1) === 47) { // </...
|
|
|
- if (w === 47) { // </...
|
|
|
- isTagStart = false;
|
|
|
- isTagEnd = true;
|
|
|
-
|
|
|
- // проверяем что должен быть закрыт тотже тег что и открывался
|
|
|
- if (!nodestack.length) {
|
|
|
- onError(returnError = 'close tag, requires open tag');
|
|
|
- //return;
|
|
|
- }
|
|
|
-
|
|
|
- x = elem = nodestack.pop();
|
|
|
- q = i + 2 + elem.length;
|
|
|
-
|
|
|
- while (nodestack.length && elem !== xml.substring(i + 2, q)) {
|
|
|
- onError(returnError = 'close tag, not equal to the open tag');
|
|
|
- //return;
|
|
|
- x = elem = nodestack.pop();
|
|
|
- q = i + 2 + elem.length;
|
|
|
- }
|
|
|
-
|
|
|
- if (nodestack.length == 0) {
|
|
|
- nodestack = nodestackCopy.slice();
|
|
|
- isTagEnd = false;
|
|
|
- } else {
|
|
|
- if (elem === xml.substring(i + 2, q))
|
|
|
- nodestackCopy = nodestack.slice();
|
|
|
- }
|
|
|
-
|
|
|
- // проверим что в закрываюшем теге нет лишнего
|
|
|
- for(; q < j; q++) {
|
|
|
- w = xml.charCodeAt(q);
|
|
|
-
|
|
|
- if (w === 32 || (w > 8 && w < 14)) { // \f\n\r\t\v пробел
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- onError(returnError = 'close tag');
|
|
|
- //return;
|
|
|
- }
|
|
|
-
|
|
|
- } else {
|
|
|
- if (xml.charCodeAt(j - 1) === 47) { // .../>
|
|
|
- x = elem = xml.substring(i + 1, j - 1);
|
|
|
-
|
|
|
- isTagStart = true;
|
|
|
- isTagEnd = true;
|
|
|
-
|
|
|
- } else {
|
|
|
- x = elem = xml.substring(i + 1, j);
|
|
|
-
|
|
|
- isTagStart = true;
|
|
|
- isTagEnd = false;
|
|
|
- }
|
|
|
-
|
|
|
- if (!(w > 96 && w < 123 || w > 64 && w < 91 || w === 95 || w === 58)) { // char 95"_" 58":"
|
|
|
- onError(returnError = 'first char nodeName');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- for (q = 1, y = x.length; q < y; q++) {
|
|
|
- w = x.charCodeAt(q);
|
|
|
-
|
|
|
- if (w > 96 && w < 123 || w > 64 && w < 91 || w > 47 && w < 59 || w === 45 || w === 95) {
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- if (w === 32 || (w < 14 && w > 8)) { // \f\n\r\t\v пробел
|
|
|
- attrRes = null; // возможно есть атирибуты
|
|
|
- elem = x.substring(0, q)
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- onError(returnError = 'invalid nodeName');
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (!isTagEnd) {
|
|
|
- nodestack.push(elem);
|
|
|
- nodestackCopy.push(elem);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (isNamespace) {
|
|
|
- if (stop) { // потомки неизвестного пространства имен
|
|
|
- if (isTagEnd) {
|
|
|
- if (!isTagStart) {
|
|
|
- if (--stopIndex === 0) {
|
|
|
- nsmatrix = stacknsmatrix.pop();
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- } else {
|
|
|
- stopIndex += 1;
|
|
|
- }
|
|
|
-
|
|
|
- j += 1;
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- // добавляем в stacknsmatrix только если !isTagEnd, иначе сохраняем контекст пространств в переменной
|
|
|
- _nsmatrix = nsmatrix;
|
|
|
- if (!isTagEnd) {
|
|
|
- stacknsmatrix.push(nsmatrix);
|
|
|
- }
|
|
|
-
|
|
|
- if (isTagStart && (attrRes === null)) {
|
|
|
- hasSurmiseNS = x.indexOf('xmlns', q) !== -1;
|
|
|
- if (hasSurmiseNS) { // есть подозрение на xmlns
|
|
|
- attrStartPos = q;
|
|
|
- attrString = x;
|
|
|
-
|
|
|
- getAttrs();
|
|
|
-
|
|
|
- hasSurmiseNS = false;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- w = elem.indexOf(':');
|
|
|
- if (w !== -1) {
|
|
|
- xmlns = nsmatrix[elem.substring(0, w)];
|
|
|
- elem = elem.substr(w + 1);
|
|
|
-
|
|
|
- } else {
|
|
|
- xmlns = nsmatrix.xmlns;
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- if (!xmlns) {
|
|
|
- // элемент неизвестного пространства имен
|
|
|
- if (isTagEnd) {
|
|
|
- nsmatrix = _nsmatrix; // так как тут всегда isTagStart
|
|
|
- } else {
|
|
|
- stopIndex = 1; // первый элемент для которого не определено пространство имен
|
|
|
- }
|
|
|
-
|
|
|
- j += 1;
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- elem = xmlns + ':' + elem;
|
|
|
- }
|
|
|
-
|
|
|
- stringNodePosStart = i;
|
|
|
- stringNodePosEnd = j;
|
|
|
-
|
|
|
- if (isTagStart) {
|
|
|
- attrStartPos = q;
|
|
|
- attrString = x;
|
|
|
-
|
|
|
- onStartNode(elem, getAttrs, isTagEnd, getStringNode);
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (isTagEnd) {
|
|
|
- onEndNode(elem, isTagStart, getStringNode);
|
|
|
- if (parseStop) {
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- if (isNamespace) {
|
|
|
- if (isTagStart) {
|
|
|
- nsmatrix = _nsmatrix;
|
|
|
- } else {
|
|
|
- nsmatrix = stacknsmatrix.pop();
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- j += 1;
|
|
|
-
|
|
|
- if (j > progCur) {
|
|
|
- if (is_onProgress)
|
|
|
- await onProgress(Math.round(j*100/xmlLength));
|
|
|
- progCur += progStep;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-}
|