102 lines
3.0 KiB
JavaScript
102 lines
3.0 KiB
JavaScript
#!/usr/bin/env node
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'use strict';
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/*eslint-disable no-console*/
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const fs = require('fs');
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const path = require('path');
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const parser = require('fast-xml-parser');
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const readToEnd = require('fast-xml-parser/src/read').readToEnd;
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if (process.argv[2] === '--help' || process.argv[2] === '-h') {
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console.log('Fast XML Parser ' + require(path.join(__dirname + '/package.json')).version);
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console.log('----------------');
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console.log('xml2js [-ns|-a|-c|-v|-V] <filename> [-o outputfile.json]');
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console.log('cat xmlfile.xml | xml2js [-ns|-a|-c|-v|-V] [-o outputfile.json]');
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console.log('-ns: remove namespace from tag and atrribute name.');
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console.log("-a: don't parse attributes.");
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console.log('-c: parse values to premitive type.');
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console.log('-v: validate before parsing.');
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console.log('-V: validate only.');
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} else if (process.argv[2] === '--version') {
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console.log(require(path.join(__dirname + '/package.json')).version);
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} else {
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const options = {
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ignoreNameSpace: true,
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ignoreAttributes: false,
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parseNodeValue: true,
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parseAttributeValue: true,
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};
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let fileName = '';
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let outputFileName;
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let validate = false;
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let validateOnly = false;
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for (let i = 2; i < process.argv.length; i++) {
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if (process.argv[i] === '-ns') {
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options.ignoreNameSpace = false;
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} else if (process.argv[i] === '-a') {
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options.ignoreAttributes = true;
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} else if (process.argv[i] === '-c') {
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options.parseNodeValue = false;
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options.parseAttributeValue = false;
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} else if (process.argv[i] === '-o') {
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outputFileName = process.argv[++i];
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} else if (process.argv[i] === '-v') {
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validate = true;
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} else if (process.argv[i] === '-V') {
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validateOnly = true;
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} else {
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//filename
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fileName = process.argv[i];
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}
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}
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const callback = function(xmlData) {
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let output = '';
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if (validate) {
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const result = parser.validate(xmlData);
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if (result === true) {
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output = JSON.stringify(parser.parse(xmlData, options), null, 4);
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} else {
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output = result;
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}
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} else if (validateOnly) {
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output = parser.validate(xmlData);
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process.exitCode = output === true ? 0 : 1;
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} else {
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output = JSON.stringify(parser.parse(xmlData, options), null, 4);
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}
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if (outputFileName) {
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writeToFile(outputFileName, output);
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} else {
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console.log(output);
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}
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};
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try {
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if (!fileName) {
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readToEnd(process.stdin, function(err, data) {
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if (err) {
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throw err;
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}
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callback(data.toString());
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});
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} else {
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fs.readFile(fileName, function(err, data) {
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if (err) {
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throw err;
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}
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callback(data.toString());
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});
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}
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} catch (e) {
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console.log('Seems an invalid file or stream.' + e);
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}
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}
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function writeToFile(fileName, data) {
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fs.writeFile(fileName, data, function(err) {
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if (err) {
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throw err;
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}
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console.log('JSON output has been written to ' + fileName);
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});
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}
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