Convert CSV to WXR comments format of Disqus (see https://help.disqus.com/customer/portal/articles/472150-custom-xml-import-format)

gistfile1.js

var CSV = require('oh-csv');

process.stdout.write(
'<?xml version="1.0" encoding="UTF-8"?>' + '\r\n' +
'<rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/"' + '\r\n' +
'  xmlns:dsq="http://www.disqus.com/" xmlns:dc="http://purl.org/dc/elements/1.1/"' + '\r\n' +
'  xmlns:wp="http://wordpress.org/export/1.0/">' + '\r\n' +
'  <channel>' + '\r\n'
);

var parser = new CSV.Parser({
  fields: [
    'href', 'title', 'postCreated', 'id', 'entry', 'author', 'email', 'website', 'content', 'created',
    'lang'
  ],
  sep: ',',
  linesep: ['\n', '\r', '\r\n'],
  quote: '"',
  esc: '"'
});

parser.on('data', function(row) {

  process.stdout.write(
'    <item>' + '\r\n' +
'     <title>' + row.title + '</title>' + '\r\n' +
'     <link>http://insertafter.com/' + row.lang + '/blog/' + row.href + '.html</link>' + '\r\n' +
'     <content:encoded><![CDATA[]]></content:encoded>' + '\r\n' +
'     <dsq:thread_identifier>' + row.entry + '</dsq:thread_identifier>' + '\r\n' +
'     <wp:post_date_gmt>' + row.postCreated + '</wp:post_date_gmt>' + '\r\n' +
'     <wp:comment_status>open</wp:comment_status>' + '\r\n' +
'     <wp:comment>' + '\r\n' +
'       <wp:comment_id>' + row.id + '</wp:comment_id>' + '\r\n' +
'       <wp:comment_author>' + row.author + '</wp:comment_author>' + '\r\n' +
'       <wp:comment_author_email>' + row.email + '</wp:comment_author_email>' + '\r\n' +
'       <wp:comment_author_url>' + row.website + '</wp:comment_author_url>' + '\r\n' +
'       <wp:comment_author_IP></wp:comment_author_IP>' + '\r\n' +
'       <wp:comment_date_gmt>' + row.created + '</wp:comment_date_gmt>' + '\r\n' +
'       <wp:comment_content><![CDATA[' + row.content + ']]></wp:comment_content>' + '\r\n' +
'       <wp:comment_approved>1</wp:comment_approved>' + '\r\n' +
'       <wp:comment_parent>0</wp:comment_parent>' + '\r\n' +
'     </wp:comment>' + '\r\n' +
'   </item>' + '\r\n'
  );
});
parser.on('end', function() {
  process.stdout.write(
'  </channel>' + '\r\n' +
'</rss>' + '\r\n'
  );
});

require('fs').createReadStream('./comments.csv').pipe(parser);