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<?php
namespace Kolab\Utils;
use Sabre\VObject\Property;
/**
* Helper class proviting utility functions for VObject data encoding
*/
class VObjectUtils
{
/**
* Helper method to correctly interpret an all-day date value
*/
public static function convert_datetime($prop)
{
if (empty($prop)) {
return null;
}
else if ($prop instanceof Property\MultiDateTime) {
$dt = array();
$dateonly = ($prop->getDateType() & Property\DateTime::DATE);
foreach ($prop->getDateTimes() as $item) {
$item->_dateonly = $dateonly;
$dt[] = $item;
}
}
else if ($prop instanceof Property\DateTime) {
$dt = $prop->getDateTime();
if ($prop->getDateType() & Property\DateTime::DATE) {
$dt->_dateonly = true;
}
}
else if ($prop instanceof \DateTime) {
$dt = $prop;
}
return $dt;
}
/**
* Create a Sabre\VObject\Property instance from a PHP DateTime object
*
* @param string Property name
* @param object DateTime
*/
public static function datetime_prop($name, $dt, $utc = false)
{
$vdt = new Property\DateTime($name);
$vdt->setDateTime($dt, $dt->_dateonly ? Property\DateTime::DATE : ($utc ? Property\DateTime::UTC : Property\DateTime::LOCALTZ));
return $vdt;
}
/**
* Copy values from one hash array to another using a key-map
*/
public static function map_keys($values, $map)
{
$out = array();
foreach ($map as $from => $to) {
if (isset($values[$from]))
$out[$to] = $values[$from];
}
return $out;
}
}
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