/**
* Creates a new file
*
* The contents of the new file must be a valid VCARD.
*
* This method may return an ETag.
*
* @param string $name
* @param resource $vcardData
* @return string|null
*/
public function createFile($name, $vcardData = null)
{
if (is_resource($vcardData)) {
$vcardData = stream_get_contents($vcardData);
}
// Converting to UTF-8, if needed
$vcardData = DAV\StringUtil::ensureUTF8($vcardData);
return $this->carddavBackend->createCard($this->addressBookInfo['id'], $name, $vcardData);
}
/**
* Main processing method.
* Fetches all foaf persons from RDF store, creates ContactInformation objects out of them and converts them to
* vcards. The vcards will be stored in the CardDAV backend and printed.
*
* @throws \Erfurt_Store_Exception if something goes wrong
*/
public function convert()
{
$query = 'PREFIX ' . $this->vocabularies['foaf']->name . ': <' . $this->vocabularies['foaf']->prefix . '> ' . 'SELECT ?person ' . 'WHERE { ' . '?person a ' . $this->vocabularies['foaf']->name . ':' . $this->vocabularies['foaf']->entityName . ' . ' . '}';
$result = $this->getStore()->sparqlQuery($query);
foreach ($result as $person) {
$name_arr = explode('/', $person['person']);
$name = $name_arr[count($name_arr) - 1] . '.vcf';
$vcard = $this->contactToVCard($this->createContact($person['person'], $this->vocabularies['foaf']))->serialize();
$this->cardDav->createCard(1, $name, $vcard);
echo $vcard . "\n";
}
}