This transform:

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  xmlns:xs="http://www.w3.org/2001/XMLSchema"
  exclude-result-prefixes="xs"
  version="3.0"
  expand-text="yes"
  >

  <xsl:output indent="yes"/>

  <!-- The URI of the vcf data to read -->
  <xsl:param name="vcf-uri" as="xs:string"/>

  <xsl:template name="run">
    <xsl:variable name="vcf-data" as="xs:string?"
select="unparsed-text($vcf-uri)"/>
    <xsl:if test="empty($vcf-data)">
      <xsl:message terminate="yes">- [ERROR] Failed to read VFC data at
"{$vcf-uri}"</xsl:message>
    </xsl:if>
    <xsl:message>+ [DEBUG] vcf data:
<xsl:sequence select="$vcf-data"/>
    </xsl:message>

    <xsl:variable name="vcf-lines" as="xs:string+"
      select="$vcf-data ! tokenize(., '\n')"
    />
    <vcf>
      <xsl:apply-templates select="$vcf-data[1]">
        <xsl:with-param name="lines" as="xs:string*" tunnel="yes"
select="tail($vcf-lines)"/>
      </xsl:apply-templates>
    </vcf>
  </xsl:template>

  <xsl:template match=".[starts-with(., 'BEGIN:VCARD')]" priority="10">
    <xsl:param name="lines" as="xs:string*" tunnel="yes"/>
    <vcard>
      <xsl:apply-templates select="$lines"/>
    </vcard>
  </xsl:template>

  <xsl:template match=".[starts-with(., 'END:VCARD')]" priority="10">
    <!-- Ignore -->
  </xsl:template>

  <xsl:template match=".[matches(., '\w+:.+')]">
    <xsl:analyze-string select="." regex="(\w+):(.+)">
      <xsl:matching-substring>
        <xsl:element name="{regex-group(1)}">
          <xsl:choose>
            <xsl:when test="contains(regex-group(2), ';')">
              <xsl:analyze-string select="regex-group(2)" regex="([^;]*);">
                <xsl:matching-substring>
                  <line>{regex-group(1)}</line>
                </xsl:matching-substring>
                <xsl:non-matching-substring>
                  <line>{.}</line>
                </xsl:non-matching-substring>
              </xsl:analyze-string>
            </xsl:when>
            <xsl:otherwise>{regex-group(2)}</xsl:otherwise>
          </xsl:choose>
        </xsl:element>
      </xsl:matching-substring>
    </xsl:analyze-string>
  </xsl:template>

</xsl:stylesheet>

Given this input:

BEGIN:VCARD
VERSION:3.0
N:Lastname;Surname
FN:Displayname
ORG:EVenX
URL:http://www.evenx.com/
EMAIL:info@xxxxxxxxx
TEL;TYPE=voice,work,pref:+49 1234 56788
ADR;TYPE=intl,work,postal,parcel:;;Wallstr. 1;Berlin;;12345;Germany
END:VCARD

Produces this result:

<?xml version="1.0" encoding="UTF-8"?>
<vcf>
   <vcard>
      <VERSION>3.0</VERSION>
      <N>
         <line>Lastname</line>
         <line>Surname</line>
      </N>
      <FN>Displayname</FN>
      <ORG>EVenX</ORG>
      <URL>http://www.evenx.com/</URL>
      <EMAIL>info@xxxxxxxxx</EMAIL>
      <pref>+49 1234 56788</pref>
      <parcel>
         <line/>
         <line/>
         <line>Wallstr. 1</line>
         <line>Berlin</line>
         <line/>
         <line>12345</line>
         <line>Germany</line>
      </parcel>
   </vcard>
</vcf>

Cheers,

E.

_____________________________________________
Eliot Kimber
Sr Staff Content Engineer
O: 512 554 9368
M: 512 554 9368
servicenow.com<https://www.servicenow.com>
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From: Dave Pawson dave.pawson@xxxxxxxxx
<xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>
Date: Friday, June 24, 2022 at 7:18 AM
To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx <xsl-list@xxxxxxxxxxxxxxxxxxxxxx>
Subject:  vcf to xml?
[External Email]


Anyone aware of a stylesheet for this conversion please,
Sure it's been written somewhere?

TiA

--
Dave Pawson
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