Export Enex file to be imported in Evernote from LG Memo db file richnote

lgmemo2enex.php

<?php
# The lg memo db file richnote is at this location:
# /storage/sdcard0/Memo/backup.nrt
# this file is created after making a backup and this is a zip file,
# the file richnote is inside the zip
# see:
# https://nikiink.wordpress.com/2015/05/28/evernote-importing-from-lg-memo-and-from-colornote/
#
$db = new SQLite3("richnote");

$query = "SELECT * FROM notes";
$result = $db->query($query);

$filename = "lgmemo.enex";
$enexfile = fopen($filename, "w") or die("Unable to open output file!");

fwrite($enexfile, '<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE en-export SYSTEM "http://xml.evernote.com/pub/evernote-export3.dtd">
    <en-export application="Evernote" version="Evernote Win">');

while ($row = $result->fetchArray(SQLITE3_ASSOC)) {
	$created_date = $row['time'];
	$created_date = substr($created_date, 0, strlen($created_date)-3);
	$title = $row['title'];
	$text = $row['textonly'];

	echo "Exporting note: $title [" .  date('d/m/Y', $created_date)  . "]\n";
	
	fwrite($enexfile, '<note>
            <title>' . ($title?$title:'-untitled-') . '</title>
            <content>
                <![CDATA[<?xml version="1.0" encoding="UTF-8" standalone="no"?>
                <!DOCTYPE en-note SYSTEM "http://xml.evernote.com/pub/enml2.dtd">
                <en-note>' . nl2br($text) . '</en-note>
                ]]>
            </content>
            <created>' . date('Ymd', $created_date) . 'T' . date('His', $created_date). 'Z</created>
        </note>');
}

fwrite($enexfile, '</en-export>');

fclose($enexfile);

echo ">>>> EXPORT COMPLETED. OUTPUT FILE: $filename <<<<\n";