function item_to_xml($item, $xml)
{
if (!array_key_exists('tag', $item)) {
error_log("no tag for: " . print_r($item, true));
}
$elem = $xml->createElement($item['tag']);
if (array_key_exists('children', $item)) {
foreach ($item['children'] as $child) {
$childxml = item_to_xml($child, $xml);
$elem->appendChild($childxml);
}
}
if (array_key_exists('text', $item)) {
$elem->appendChild($xml->createTextNode($item['text']));
}
if (array_key_exists('cdata', $item)) {
$elem->appendChild($xml->createCDATASection($item['cdata']));
}
if (array_key_exists('attr', $item)) {
foreach ($item['attr'] as $attr => $val) {
$elem->setAttribute($attr, $val);
}
}
return $elem;
}
/**
* Get XML response for a single item. Depth is irrelevant for this.
*/
function get_item($item_path)
{
global $session;
$responses = array();
dbg_error_log("PROPFIND", "Getting item: Path: %s", $item_path);
$sql = "SELECT caldav_data.dav_name, caldav_data, caldav_data.dav_etag ";
$sql .= "FROM caldav_data WHERE dav_name = ?";
$qry = new PgQuery($sql, PgQuery::Plain(iCalendar::HttpDateFormat()), PgQuery::Plain(iCalendar::HttpDateFormat()), $item_path);
if ($qry->Exec("PROPFIND", __LINE__, __FILE__) && $qry->rows > 0) {
while ($item = $qry->Fetch()) {
$responses[] = item_to_xml($item);
}
}
return $responses;
}