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70 lines
1.7 KiB
70 lines
1.7 KiB
//implementation
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var registeredParsers = [];
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var Parser = require("./parser.js");
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var defaultParser = require("./defaultParsers");
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function registerParser (parser) {
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if (parser instanceof Parser && registeredParsers.indexOf(parser) === -1) {
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registeredParsers.push(parser); // TODO indexOf doesn't work with object references
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}
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}
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function getParser(columnTitle, param) {
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var inst, parser;
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function getParserByName(parserName) {
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var parser;
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registeredParsers.forEach(function(p){
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if (p.getName() === parserName){
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parser = p;
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}
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});
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if (parser) {
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var inst = parser.clone();
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return inst;
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}
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return new Parser(); //TODO remove new
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}
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columnTitle = columnTitle ? columnTitle : '';
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registeredParsers.forEach(function(p) {
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if (p.test(columnTitle)) {
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parser=p;
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}
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});
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if (parser) {
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inst = parser.clone();
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inst.head = columnTitle;
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} else {
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inst = getParserByName("json", columnTitle);
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}
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inst.setParam(param);
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inst.initHead(columnTitle);
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return inst;
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}
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function addParser(name, regExp, parseFunc) {
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var parser = new Parser(name, regExp, parseFunc,false); //TODO remove new
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registerParser(parser);
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}
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function addSafeParser(parserPath) {
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//TODO impl
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}
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function initParsers(row, param) {
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var parsers = [];
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row.forEach(function (columnTitle) {
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parsers.push(getParser(columnTitle, param));
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});
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return parsers;
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}
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defaultParser.forEach(function (parserCfg){
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//TODO refactor this
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addParser(parserCfg.name, parserCfg.regExp, parserCfg.parserFunc, parserCfg.processSafe);
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});
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//module interfaces
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module.exports.addParser = addParser;
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module.exports.initParsers = initParsers;
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module.exports.getParser = getParser;
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